Concrete Test Hammer

Concrete Test Hammer

Inoshandiswa kuona in-situ compressive simba rekongiri.Aluminium body, inopihwa nealiminium inotakura kesi.

Concrete Hammer chishandiso chekuyedza, chakakodzera kuyedza kusimba kwezvakajairwa zvivakwa zvekuvaka, mabhiriji uye akasiyana kongiri zvikamu (mahwendefa, matanda, makoramu, mabhiriji), iwo makuru tekinoroji zviratidzo inokanganisa basa;Hammer stroke;iyo yakanyanya static friction ye pointer system uye avhareji kukosha kweiyo drill rate.

Technical zviratidzo:

1. Kubata basa: 2.207J (0.225kgf.m)

2. Kuomarara kwechitubu chekushushikana kwechirimo: 785N/cm

3. Hammer sitiroko: 75mm

4. Iyo yakanyanya static friction force ye pointer system: 0.5-0.8N

5. Avhareji kukosha kwechiyero chekuchera chete: 80±2

Kushanda sei

Munguva yese yekushanda kweHammer, iwe unofanirwa kuterera kune kumira kwekubata Hammer, kubata chikamu chepakati cheHammer neruoko rumwe, uye kutamba basa rekurudyi;Auxiliary righting effect.Chinokosha chekushanda kwesando ndechekuona kuti axis yesando inogara iri perpendicular kune konkrete test surface, simba racho rakafanana uye rinononoka, uye nzvimbo yepakati inopindirana nepamusoro pekuedza.Enda mberi zvishoma nezvishoma, verenga nekukurumidza.

Testing method

Pane nzira mbiri dzekuyedza simba rekongiri renhengo:

(1) Kuonekwa kamwe chete:

Inoshanda pakuonekwa kwechimiro chimwe chete kana chikamu;

(2) Batch kuyedzwa kunoshanda kune zvimiro kana zvikamu zvezera rakafanana, iine imwechete kongiri giredhi resimba, zvakangofanana zvakafanana zvigadzirwa, kuumba maitiro, uye mamiriro ekurapa pasi pemamiriro akafanana ekugadzira maitiro.Mukuongorora kwebatch, nhamba yekuongorora kusina kuitika haifaniri kudarika 30% yehuwandu hwehuwandu hwezvikamu mubatch imwechete uye haifaniri kuva pasi pe 10. Paunenge uchienzanisa zvikamu, kusarudzwa kusina kusarudzwa kwezvikamu zvakakosha kana zvikamu zvinomiririra zvinofanira kuteverwa.

Nzvimbo yekuongorora yechikamu chechipiri inosangana nezvinodiwa zvinotevera:

(1) Huwandu hwenzvimbo dzekuongorora pachimiro chega chega kana chikamu hachifanirwe kuva pasi pe10. Pazvikamu zvine chiyero chiri pasi pe 4.5m mune imwe nzira uye isingasviki 0.3m mune rimwe divi, nhamba yenzvimbo dzekuongorora dzinogona kunge dzakafanira. kuderedzwa, asi hakuzove pasi pe5;

(2) Chinhambwe pakati penzvimbo mbiri dziri padyo nekuongorora haifanire kudarika 2m zvakanyanya, uye chinhambwe chiri pakati penzvimbo yekuongorora uye kuguma kwenhengo kana mupendero wejoint yekuvaka haifanirwe kunge yakakura kupfuura 0.5m uye isingasviki 0.2m. ;

(3) Nzvimbo yekuyeresa inofanira kusarudzwa kusvika painobvira padivi apo sando iri munzira yakachinjika kuti ione kongiri.Kana ichi chinodiwa chisingagoni kuzadzikiswa, nyundo inogona kuiswa munzira isiri-yakatwasuka kuti ione divi rekudira, pamusoro kana pasi pekongiri;

(4) Nzvimbo yekuyeresa inofanira kusarudzwa pamativi maviri akaenzana anoyerwa echikamu, kana pane imwe nzvimbo inoyerwa, uye inofanira kugoverwa zvakaenzana.Muzvikamu zvakakosha kana zvikamu zvisina simba zvemitezo yemaitiro, nzvimbo yekuongorora inofanira kurongeka, uye zvikamu zvakabatanidzwa zvinofanira kudziviswa;

(5) Nzvimbo yenzvimbo yekuongorora haifaniri kunge yakakura kudarika 0.04m2;

6Kana zvichidikanwa, iyo yakasununguka yakatsetseka uye sundries inogona kubviswa negumbo rinokuya, uye hapafaniri kuva neupfu hwakasara.kana marara;

(7) Zvitete-madziro kana zvidiki zvinozunguzika kana zvapfurwa zvinofanira kugadziriswa.

Kuyerwa kwe rebound kukosha kwekongiri sando

1. Paunenge uchiyedza, iyo axis yesando inofanirwa kugara yakatarisana neyekuedzwa pamusoro pechimiro kana chikamu, shandisa kudzvanya zvishoma nezvishoma, uye gadzirisa nekukurumidza nekururama.

2. Mapoinzi ekuyera anofanirwa kugoverwa zvakaenzana munzvimbo yekuyeresa, uye kureba kwemambure pakati penzvimbo mbiri dziri pedyo haifanirwe kunge iri pasi pe2cm;chinhambwe chiri pakati pemapiidhi ekuyeresa uye mazariro esimbi akafumurwa uye zvikamu zvakadzimirirwa hazvifanirwe kunge zvisingasviki 3cm.Iyo yekuyera mapoinzi haifanirwe kugoverwa pamakomba emhepo kana matombo akafumurwa, uye iyo imwechete poindi inogona kungobhurwa kamwe chete.Nzvimbo yega yega yekuyeresa inorekodha 16 rebound values, uye kukosha kwekudzoka kweyega yega yekuyeresa kwakaringana ku1.

Kuyera kudzika kwecarbonation nesando yekongiri

1. Mushure mokunge kukosha kwekudzoka kuyerwa, kuyera kukosha kwekabhoni yekongiri panzvimbo inomiririra.Nhamba yezviyero zvekuyera haifaniri kunge iri pasi pe30% yenhamba yekuyera nzvimbo dzechikamu, uye chiyero chepakati chinotorwa se carbonation deep value yeimwe nzvimbo yekuyera yechikamu..Kana iyo carbonization yakadzika yakakura kupfuura 2, iyo carbonization yakadzika kukosha ichayerwa munzvimbo yega yega yekuyera.

2. Pakuyera kudzika kwecarbonation, zvishandiso zvakakodzera zvinogona kushandiswa kugadzira makomba ane dhayamita ye15mm pamusoro penzvimbo yekuyera, uye kudzika kunofanira kuva kwakakura kudarika carbonation kudzika kwekrete.Upfu nemarara zvinofanira kubviswa mumakomba uye hazvifaniri kushambidzwa nemvura.Shandisa 1% ~ 2% phenolphthalein alcohol solution kuti udonhe pamucheto wemadziro emukati wegomba, ruvara rwekonkrete yekabhoni haishanduki, uye konkrete isina carbonized inoshanduka tsvuku.Kana muganhu uri pakati pecarbonized uye uncarbonized wakajeka, shandisa chigadziro chekuyera kudzika kuyera carbonized Kudzika kwekrete hakufaniri kuyerwa pasi pe3 nguva, uye chiyero chepakati chichatorwa, chakarurama kusvika ku 0.5mm.

Kuverengera kwe rebound kukosha kwekongiri sando

1. Kuti uverenge chiyero chepakati chekudzoka kwenzvimbo yekuyera, 3 hukuru hunokosha uye 3 hutsika hushoma hunofanira kubviswa kubva kune 16 rebound values ​​yenzvimbo yekuyera, uye iyo yakasara 10 rebound values ​​inofanira kuverengwa sezvinotevera: The average rebound value of nzvimbo, yakarurama kusvika 0.1;Ri - kukosha kudzokororwa kweiyo i-th yekuyeresa poindi.

2. Kururamisa munzira isiri-yakatarisana ndeyotevera: Rm R i 1 10 i Rm Rm Ra apo Rm ndiyo yevhareji rebound kukosha kweyero yenzvimbo mukuonekwa kusiri-horizontal, kwakarurama kusvika ku0.1;Ra ndiyo rebound mune isiri-yakatwasuka yekuona Correction value, bvunza zvinoenderana netafura yakanamirwa.

3. Kana nzvimbo yepamusoro kana pasi pekongiri ichidira ichionekwa munzira yakachinjika, kururamisa kuchaitwa sezvinotevera: tt Rm Rm Ra bb Rm Rm Ra tb uko Rm, Rm - avhareji rebound kukosha kwenzvimbo yekuyeresa pamusoro uye pasi pamusoro pekongiri inodururwa inoonekwa munzira yakachinjika;b Rat, Ra - kukosha kwekururamisa kwekukosha kwechitubu chekongiri yekudurura pamusoro uye pasi pasi, bvunza maererano netafura yakabatanidzwa.

4. Kana sando yekuedzwa isiri munzvimbo yakatwasuka kana padivi rekudururira kongiri, kona inofanira kutanga yagadziriswa, uye ipapo nzvimbo yekudira inofanira kugadziriswa.

Tarisa nzira

4.1 Tembiricha.

4.1.1 Ita pakamuri tembiricha ye20±5℃.

4.1.2 Huremu uye kuoma kweiyo calibration kunofanirwa kusangana nezvinodiwa zverudzi rwe "hammer tester" GB/T 9138-2015.Rockwell kuoma H RC ndeye 60±2.

4.2 Kushanda.

4.2.1 Chibooreso chesimbi chinofanirwa kuiswa zvakasimba pane chakasimba chekongiri chine kusimba kwepamusoro.

4.2.2 Kana sando ichirova pasi, murove anofanira kutenderedza kana, 90° imwe neimwe.

4.2.3 Bounce katatu munzira imwe neimwe, uye tora avhareji rebound kukosha kwekupedzisira kuverengeka kwakagadzikana katatu.

Kuchengetedza:

Kugadzirisa nguva dzose kunofanirwa kuitwa kana sando iine imwe yeanotevera mamiriro:

1. Kupfuura 2000 mapfuti;

2. Kana paine kusahadzika nezve kukosha kwekuona;

3. Iyo yakagadziriswa kukosha kwesimbi anvil rate haina kukodzera;Concrete Hammer Tester

Iyo yenguva dzose yekugadzirisa nzira yesando yekongiri inofanirwa kusangana nezvinodiwa zvinotevera:

1. Mushure mekubvisa nyundo yekurova, bvisa mafambiro, wobva wabvisa tsvimbo (bvisa buffer compression spring mukati) uye zvikamu zvitatu (percussion sando, percussion tension spring uye tension spring seat);

2. Shandisa peturu kuti uchenese zvikamu zvese zvekufamba, kunyanya iyo yepakati gwara tsvimbo, gomba remukati uye inokanganisa pamusoro peiyo percussion sando uye percussion tsvimbo.Mushure mekuchenesa, shandisai chidimbu chakaonda chemafuta ekurindira kana mafuta emuchina wekusonesa pane yepakati gwara tsvimbo, uye zvimwe zvikamu hazvifanirwe kuzorwa mafuta;

3. Chenesa rusvingo rwemukati we casing, bvisa chiyero, uye chengetedza kuti simba rekukwevera rechiratidzo rinofanira kuva pakati pe 0.5-0.8N;

4. Usatenderedza zero-adjusting screw iyo yakagadzika uye yakasungirirwa pachivharo chemuswe;

5. Usagadzira kana kutsiva zvikamu;

6. Mushure mekugadzirisa, chiyero chekuenzanisa chinofanira kuitwa sezvinodiwa, uye kukosha kwekugadzirisa kunofanira kuva 80±2.

Verification of concrete sando

Kana nyundo iine imwe yeaya anotevera mamiriro, inofanirwa kutumirwa kudhipatimendi remutemo kuti ionekwe, uye sando yakapfuura ongororo inofanira kunge iine chitupa chekusimbisa:

1. Sando itsva isati yaitwa;

2. Kupfuura nguva yechokwadi yekusimbisa (yakakodzera kwehafu yegore);

3. Huwandu hwekubhomba hunopfuura 6,000;

4. Mushure mekugadzirisa nguva dzose, iyo yakagadziriswa kukosha kwesimbi anvil rate haina kukodzera;

5. Kutambura kukanganiswa kwakanyanya kana kumwe kukuvadzwa.

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Zvakapfuura: Laminar inoyerera Yakachena Bhenji

Zvinotevera: 200TON Manual Concrete Block Compressive Strength Testing Machine

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