CN204359604U - A kind of cement mortar specimen resistance to compression fixture - Google Patents
A kind of cement mortar specimen resistance to compression fixture Download PDFInfo
- Publication number
- CN204359604U CN204359604U CN201420858708.6U CN201420858708U CN204359604U CN 204359604 U CN204359604 U CN 204359604U CN 201420858708 U CN201420858708 U CN 201420858708U CN 204359604 U CN204359604 U CN 204359604U
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- CN
- China
- Prior art keywords
- cement mortar
- specimen
- housing
- mortar specimen
- test specimen
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of cement mortar specimen resistance to compression fixture, comprise housing, expansion link, bearing plate, slide block, test specimen location position post, pressure head and some springs; One lateral opening of described housing, the top of housing offers through hole, the upper end of expansion link is fixed on bearing plate and is connected, the lower end of expansion link is inserted in housing through described through hole, the top of slide block is connected with the lower end of expansion link, and pressure head is fixed on the bottom of slide block, and one end of spring is connected with the medial surface of case top, the other end of spring is fixed on the top of slide block, and bearing plate is installed on pressure testing machine; Test specimen location position post and cement mortar specimen to be measured are fixed on the inner side of housing bottom, and cement mortar specimen to be measured contacts with the side of test specimen location position post, and pressure head is positioned at directly over cement mortar specimen to be measured.The utility model realizes the clamping when testing cement mortar specimen compressive strength to cement mortar specimen to be measured.
Description
Technical field
The utility model belongs to cement mortar specimen brief test apparatus field, relates to a kind of fixture, is specifically related to a kind of cement mortar specimen resistance to compression fixture.
Background technology
The intensity of material is the ability that destruction resisted by material under effect of stress.Usually, the stress of material internal is many to be caused by external force (or load) effect, and along with external force increases, stress also increases thereupon, until stress exceedes the limit that material internal particle can be resisted, i.e. strength degree, material destroys.Intensity is divided into tensile strength, compressive strength, rupture strength, shearing strength and twisting strength etc. because of the difference of external force kind.Intensity is the most important mechanical property of sand-cement slurry, because the works of cement mortar specimen is mainly in order to bearing load or opposing motive power.But can not carry out the test of cement mortar specimen compressive strength in existing technology, wherein chief reason does not have a kind of equipment to open cement mortar specimen resistance to compression fixture, the therefore serious evaluation that have impact on sand-cement slurry compressive property the most.
Utility model content
The purpose of this utility model is the shortcoming overcoming above-mentioned prior art, provides a kind of cement mortar specimen resistance to compression fixture, and this fixture realizes the clamping when testing cement mortar specimen compressive strength to cement mortar specimen to be measured.
For achieving the above object, cement mortar specimen resistance to compression fixture described in the utility model comprises housing, expansion link, bearing plate, slide block, test specimen location position post, pressure head and some springs;
One lateral opening of described housing, the top of housing offers through hole, the upper end of expansion link is fixed on bearing plate, the lower end of expansion link is inserted in housing through described through hole, the top of slide block is connected with the lower end of expansion link, and pressure head is fixed on the bottom of slide block, and one end of spring is connected with the medial surface of case top, the other end of spring is fixed on the top of slide block, and bearing plate is installed on pressure testing machine;
Test specimen location position post and cement mortar specimen to be measured are fixed on the inner side of housing bottom, and cement mortar specimen to be measured contacts with the side of test specimen location position post, and pressure head is positioned at directly over cement mortar specimen to be measured.
Also comprise clamp bottom board and test specimen placement plate, one end face of housing offers groove, plate placed by test specimen and clamp bottom board is embedded in described groove from top to bottom successively, the lower surface that plate placed by upper surface and the test specimen of clamp bottom board contacts, and cement mortar specimen to be measured is fixed on the top that plate placed by test specimen.
The outer face that plate placed by described test specimen is provided with handle.
Also comprise the baffle plate of hollow structure, the inner side of housing upper is fixed in the upper end of baffle plate, and the lower end of slide block, pressure head, spring and expansion link is all positioned at described baffle plate.
Described baffle plate is transparent configuration.
Length and the width of described pressure head are 41mm.
Height and the diameter of described test specimen location position post are respectively 5mm and 4mm.
The utility model has following beneficial effect:
Cement mortar specimen resistance to compression fixture described in the utility model is when carrying out cement mortar specimen to be measured clamping, only need replace original pressure head on pressure testing machine with bearing plate, then cement mortar specimen to be measured is placed on the medial surface of housing bottom, and to be contacted with test specimen location position post by cement mortar specimen to be measured and realize the location of cement mortar specimen to be measured, then namely bearing plate is driven by pressure testing machine, expansion link, baffle plate, slide block and pressure head move downward the test realizing cement mortar specimen compressive strength to be measured, structure is simple, easy to operate, be conducive to the easy test realizing cement mortar specimen compressive strength to be measured.
Further, the utility model also comprises clamp bottom board and plate placed by test specimen, and in use, because clamp bottom board is easily impaired, clamp bottom board and test specimen are placed plate and be embedded in from top to bottom in the groove of shell one end, are convenient to the replacing of clamp bottom board; After having tested simultaneously, test specimen can be placed plate and extract, be convenient to the cleaning of cement mortar specimen to be measured.
Further, the utility model also comprises the baffle plate of hollow structure, and the lower end of slide block, pressure head, spring and expansion link is all positioned at described baffle plate, prevent the floating of dust in process of the test, be conducive to the health of testing crew health, baffle plate is transparent configuration, is convenient to the motion observing slide block and pressure head.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, 1 be bearing plate, 2 be expansion link, 3 be through hole, 4 be baffle plate, 5 for slide block 5,6 be pressure head, 7 be cement mortar specimen, 8 be test specimen location position post, 9 be handle, 10 to place plate, 11 for test specimen be clamp bottom board, 12 be housing, 13 be spring.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
With reference to figure 1, cement mortar specimen resistance to compression fixture described in the utility model comprises housing 12, expansion link 2, bearing plate 1, slide block 5, test specimen location position post 8, pressure head 6 and some springs 13; One lateral opening of housing 12, the top of housing 12 offers through hole 3, the upper end of expansion link 2 is fixed on bearing plate 1 and is connected, the lower end of expansion link 2 is inserted in housing 12 through described through hole 3, the top of slide block 5 is connected with the lower end of expansion link 2, and pressure head 6 is fixed on the bottom of slide block 5, and one end of spring 13 is connected with the medial surface at housing 12 top, the other end of spring 13 is fixed on the top of slide block 5, and bearing plate 1 is installed on pressure testing machine; Test specimen location position post 8 and cement mortar specimen to be measured 7 are fixed on the inner side bottom housing 12, and cement mortar specimen 7 to be measured contacts with the side of test specimen location position post 8, and pressure head 6 is positioned at directly over cement mortar specimen 7 to be measured.
It should be noted that, the utility model also comprises clamp bottom board 11 and plate 10 placed by test specimen, one end face of housing 12 offers groove, plate 10 placed by test specimen and clamp bottom board 11 is embedded in described groove from top to bottom successively, the lower surface that plate 10 placed by upper surface and the test specimen of clamp bottom board 11 contacts, and cement mortar specimen 7 to be measured is fixed on the top that plate 10 placed by test specimen; The outer face that plate 10 placed by test specimen is provided with handle 9.The utility model also comprises the baffle plate 4 of hollow structure, and the inner side on housing 12 top is fixed in the upper end of baffle plate 4, and the lower end of slide block 5, pressure head 6, spring 13 and expansion link 2 is all positioned at described baffle plate 4; Baffle plate 4 is transparent configuration; Length and the width of pressure head 6 are 41mm; Height and the diameter of test specimen location position post 8 are respectively 5mm and 4mm.
Concrete using method of the present utility model comprises the following steps:
1) first bearing plate 1 being replaced the original pressure head of pressure testing machine is installed on pressure testing machine, then by the medial surface bottom cement mortar specimen 7 stationary housing 12 to be measured, and cement mortar specimen 7 to be measured is contacted with the side of test specimen location position post 8;
2) pressure testing machine is opened, pressure testing machine drives bearing plate 1 to move downward, bearing plate 1 drives expansion link 2, slide block 5 and pressure head 6 move downward, spring 13 stretches, after pressure head 6 contacts with the upper surface of cement mortar specimen 7 to be measured, pressure testing machine starts to apply pressure to cement mortar specimen 7 to be measured by pressure head 6, after pressurization terminates, pressure testing machine drives bearing plate 1 to move upward, bearing plate 1 drives expansion link 2, slide block 5 and pressure head 6 move upward, simultaneously under the effect of spring 13, make expansion link 2, slide block 5 and pressure head 6 go up to original position, then closing presure testing machine,
3) test specimen is placed plate 10 to pull out, and cement mortar specimen 7 to be measured is placed plate 10 from test specimen lift down, then test specimen is placed in the groove that to be pushed into after plate 10 is cleaned out bottom housing 12.
Claims (7)
1. a cement mortar specimen resistance to compression fixture, it is characterized in that, comprise housing (12), expansion link (2), bearing plate (1), slide block (5), test specimen location position post (8), pressure head (6) and some springs (13);
One lateral opening of described housing (12), the top of housing (12) offers through hole (3), the upper end of expansion link (2) is fixed on bearing plate (1), the lower end of expansion link (2) is inserted in housing (12) through described through hole (3), the top of slide block (5) is connected with the lower end of expansion link (2), pressure head (6) is fixed on the bottom of slide block (5), one end of spring (13) is connected with the medial surface at housing (12) top, the other end of spring (13) is fixed on the top of slide block (5), bearing plate (1) is installed on pressure testing machine,
Test specimen location position post (8) and cement mortar specimen to be measured (7) are fixed on the inner side of housing (12) bottom, cement mortar specimen to be measured (7) contacts with the side of test specimen location position post (8), and pressure head (6) is positioned at directly over cement mortar specimen to be measured (7).
2. cement mortar specimen resistance to compression fixture according to claim 1, it is characterized in that, also comprise clamp bottom board (11) and test specimen placement plate (10), one end face of housing (12) offers groove, plate (10) placed by test specimen and clamp bottom board (11) is embedded in described groove from top to bottom successively, the lower surface that plate (10) placed by upper surface and the test specimen of clamp bottom board (11) contacts, and cement mortar specimen to be measured (7) is fixed on the top that plate (10) placed by test specimen.
3. cement mortar specimen resistance to compression fixture according to claim 2, is characterized in that, the outer face that plate (10) placed by described test specimen is provided with handle (9).
4. cement mortar specimen resistance to compression fixture according to claim 1, it is characterized in that, also comprise the baffle plate (4) of hollow structure, the inner side on housing (12) top is fixed in the upper end of baffle plate (4), and the lower end of slide block (5), pressure head (6), spring (13) and expansion link (2) is all positioned at described baffle plate (4).
5. cement mortar specimen resistance to compression fixture according to claim 4, is characterized in that, described baffle plate (4) is transparent configuration.
6. cement mortar specimen resistance to compression fixture according to claim 1, is characterized in that, length and the width of described pressure head (6) are 41mm.
7. cement mortar specimen resistance to compression fixture according to claim 1, is characterized in that, height and the diameter of described test specimen location position post (8) are respectively 5mm and 4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420858708.6U CN204359604U (en) | 2014-12-30 | 2014-12-30 | A kind of cement mortar specimen resistance to compression fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420858708.6U CN204359604U (en) | 2014-12-30 | 2014-12-30 | A kind of cement mortar specimen resistance to compression fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204359604U true CN204359604U (en) | 2015-05-27 |
Family
ID=53261068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420858708.6U Expired - Fee Related CN204359604U (en) | 2014-12-30 | 2014-12-30 | A kind of cement mortar specimen resistance to compression fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204359604U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483191A (en) * | 2014-12-30 | 2015-04-01 | 长安大学 | Cement compression resistance clamp for compression testing machine and usage method of clamp |
| CN110455621A (en) * | 2019-08-06 | 2019-11-15 | 深圳市市政工程总公司 | The compressive strength test method of the building castoff mixture of stabilized with inorganic binder |
-
2014
- 2014-12-30 CN CN201420858708.6U patent/CN204359604U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483191A (en) * | 2014-12-30 | 2015-04-01 | 长安大学 | Cement compression resistance clamp for compression testing machine and usage method of clamp |
| CN104483191B (en) * | 2014-12-30 | 2017-11-14 | 长安大学 | A kind of pressure testing machine concrete compression-resistanmodifier fixture and its application method |
| CN110455621A (en) * | 2019-08-06 | 2019-11-15 | 深圳市市政工程总公司 | The compressive strength test method of the building castoff mixture of stabilized with inorganic binder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20161230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |