CN211602730U - Experimental device for be used for concrete test block pressure detection technique - Google Patents
Experimental device for be used for concrete test block pressure detection technique Download PDFInfo
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- CN211602730U CN211602730U CN202020282392.6U CN202020282392U CN211602730U CN 211602730 U CN211602730 U CN 211602730U CN 202020282392 U CN202020282392 U CN 202020282392U CN 211602730 U CN211602730 U CN 211602730U
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- briquetting
- connecting rod
- telescopic shaft
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Abstract
The utility model belongs to the technical field of the technique of concrete detection equipment and specifically relates to an experimental apparatus for be used for concrete test block pressure detection technique is related to, the test platform comprises a support, the pneumatic cylinder of setting on the frame, the telescopic shaft of setting on the pneumatic cylinder and the briquetting of setting on the telescopic shaft, the terminal surface that the briquetting corresponds the telescopic shaft is provided with the mounting groove, the terminal surface that the briquetting is close to the telescopic shaft is provided with the connecting rod, the telescopic shaft is close to one of briquetting and serves and be provided with the connecting plate, be provided with the through-hole that supplies the connecting rod to pass on the connecting plate, threaded connection has the stopper on one. The utility model discloses removable briquetting has to make the more accurate effect of test data.
Description
Technical Field
The utility model belongs to the technical field of the technique of concrete detection equipment and specifically relates to an experimental apparatus for be used for concrete test block pressure detection technique is related to.
Background
In engineering construction, a building finished by the engineering construction is generally required to be detected so as to judge whether the building meets the living requirements, in the building, concrete is generally used, and people generally perform a compression test on a concrete test block taken down from the building so as to obtain data.
Referring to fig. 1, the concrete test block pressure detection technology is that a concrete test block is generally subjected to a pressure test by a pressure testing machine, the existing pressure testing machine generally comprises a machine base 1, a placing table arranged on the machine base 1, a hydraulic cylinder 11 arranged on the machine base 1 and a pressing block 13 arranged on a telescopic shaft of the hydraulic cylinder 11, the concrete test block to be detected is placed on the placing table, then the hydraulic cylinder 11 is started, the telescopic shaft of the hydraulic cylinder 11 moves downwards and abuts against the concrete test block, pressure is applied to the concrete test block, and the concrete test block cracks after reaching a pressure-bearing critical point, so that a test result can be obtained.
The technical scheme has the following defects: the briquetting on general compression testing machine is the welding on the pneumatic cylinder telescopic shaft, and is undetachable, uses after a period when the briquetting, takes place wearing and tearing, and leads to its side unevenness with the concrete test block butt, and the untimely test accuracy who changes can influence the concrete test block.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an experimental apparatus for be used for concrete test block pressure detection technique, it has removable briquetting to make the more accurate effect of test data.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides an experimental device for be used for concrete test block pressure detection technique, includes the frame, sets up pneumatic cylinder on the frame, sets up the telescopic shaft on the pneumatic cylinder and sets up the briquetting on the telescopic shaft, the terminal surface that the briquetting corresponds the telescopic shaft is provided with the mounting groove, the terminal surface that the briquetting is close to the telescopic shaft is provided with the connecting rod, the telescopic shaft is close to one of briquetting and serves and be provided with the connecting plate, be provided with the through-hole that supplies the connecting rod to pass on the connecting plate, threaded connection has the stopper on one side that the briquetting was kept away from to the connecting rod.
Through adopting above-mentioned technical scheme, pass the through-hole with the connecting rod, then with stopper threaded connection on the connecting rod, carry on spacingly to the position of briquetting, can connect the briquetting, during the dismantlement, only need unscrew the stopper, can change the briquetting, this scheme has removable briquetting to make the more accurate effect of test data.
The present invention may be further configured in a preferred embodiment as: the position that corresponds the connecting rod on the briquetting is provided with the screw hole with connecting rod threaded connection, the connecting rod is located briquetting top threaded connection have with the tight piece of support of briquetting butt.
Through adopting above-mentioned technical scheme, rotate the connecting rod, make connecting rod and briquetting threaded connection, and rotate again and support tight piece, make the up end butt of supporting tight piece and briquetting, have the effect that can dismantle connecting rod and briquetting, and support tight piece through rotating, have the effect of further fixed link and briquetting.
The present invention may be further configured in a preferred embodiment as: the connecting rod is provided with a compression spring on the rod body between the limiting block and the connecting rod, and two ends of the compression spring are connected with the connecting plate and the abutting block respectively.
Through adopting above-mentioned technical scheme, when the briquetting was in the pressure concrete test block, compression spring played buffering, absorbing effect.
The present invention may be further configured in a preferred embodiment as: the telescopic shaft is close to the tip of briquetting and is provided with the guide block of pegging graft complex with the mounting groove, the guide block with the tank bottom of mounting groove has the interval, the telescopic shaft is located and is provided with the butt post that is used for the butt briquetting on the lateral wall between connecting plate and the briquetting.
Through adopting above-mentioned technical scheme, when briquetting and guide block grafting cooperation, briquetting and butt post butt cooperation, the butt post plays spacing and supported effect to the briquetting.
The present invention may be further configured in a preferred embodiment as: the guide block is connected with the lower end face of the abutting column, the abutting column is annularly arranged on the outer side wall of the telescopic shaft, and the abutting column is in threaded connection with the telescopic shaft.
Through adopting above-mentioned technical scheme, butt post and telescopic shaft threaded connection have the effect of dismantling butt post and guide block.
The present invention may be further configured in a preferred embodiment as: the connecting rod is located the terminal surface of connecting plate top and is provided with connecting screw, be provided with in the stopper with connecting screw thread fit's connecting hole, the area of the side of connecting screw and connecting rod up end butt is less than the area of connecting rod terminal surface.
Through adopting above-mentioned technical scheme, stopper and connecting screw threaded connection, and with the cooperation of the up end butt of connecting rod, have the position of injecing the stopper, make the position relatively fixed of all stoppers, the elastic force between the compression spring equals to make the position horizontally effect of briquetting.
The present invention may be further configured in a preferred embodiment as: the end part of one end, close to the connecting plate, of the compression spring is provided with a threaded column, a threaded groove used for accommodating the threaded column is formed in the connecting plate, and the threaded column is in threaded fit with the threaded groove.
Through adopting above-mentioned technical scheme, screw thread post and thread groove cooperation make compression spring pull down on can by the connecting plate, have removable compression spring's effect.
The present invention may be further configured in a preferred embodiment as: and a rubber protective layer is arranged on the end face, close to the pressing block, of the abutting column.
Through adopting above-mentioned technical scheme, the rubber protection layer reduces the wearing and tearing between butt post and the briquetting, plays the effect of protection butt post.
To sum up, the utility model discloses a following at least one useful technological effect:
the telescopic shaft is provided with a connecting plate, the pressing block is provided with a connecting rod, the connecting rod penetrates through the through hole, then the limiting block is in threaded connection with the connecting rod, the position of the pressing block is limited, the pressing block can be connected, and only the limiting block needs to be unscrewed during disassembly, so that the replaceable pressing block is provided, and the test data are more accurate;
be provided with butt post and guide block on the telescopic shaft, when the briquetting was pegged graft with the guide block and is cooperated, briquetting and butt post butt cooperation, the butt post played the effect of spacing and support to the briquetting.
Drawings
FIG. 1 is a schematic structural diagram of a pressure tester in the background art;
FIG. 2 is a schematic diagram of an overall structure of an experimental apparatus for a concrete test block pressure detection technique according to an embodiment;
FIG. 3 is an exploded view of the connecting structure of the telescopic shaft and the pressure block in the present embodiment;
fig. 4 is a schematic structural diagram of the connecting rod, the limiting block, the compression spring and the connecting screw rod in this embodiment.
In the figure, 1, a machine base; 11. a hydraulic cylinder; 12. a telescopic shaft; 13. briquetting; 14. mounting grooves; 15. a connecting rod; 16. a connecting plate; 17. a limiting block; 18. a threaded hole; 19. a propping block; 2. a compression spring; 21. a guide block; 22. a butting post; 23. connecting a screw rod; 24. connecting holes; 25. a threaded post; 26. a thread groove; 27. and a rubber protective layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 2, for the experimental apparatus for the concrete test block pressure detection technology disclosed in this embodiment, the experimental apparatus includes a base 1, a hydraulic cylinder 11 and a pressing block 13, the hydraulic cylinder 11 is disposed on the base 1, a telescopic shaft 12 of the hydraulic cylinder 11 extends downward, and the end of the telescopic shaft 12 is connected with the pressing block 13.
Referring to fig. 3, the pressing block 13 is a cylinder, an installation groove 14 is formed in an end surface, close to the telescopic shaft 12, of the pressing block 13, the center of the installation groove 14 is located on a central axis of the pressing block 13 and is symmetrical with respect to the central axis of the pressing block 13, and a guide block 21 in insertion fit with the installation groove 14 is correspondingly arranged on the telescopic shaft 12.
The terminal surface area of butt post 22 is greater than the terminal surface area of guide block 21, and when briquetting 13 removed for telescopic shaft 12, guide block 21 injects in mounting groove 14, the up end of briquetting 13 and the lower terminal surface butt of butt post 22 to play spacing, the effect of support to briquetting 13, butt post 22 and telescopic shaft 12 threaded connection realize butt post 22 detachable effect.
Referring to fig. 2, a rubber protection layer 27 is bonded to the lower end surface of the abutment post 22, and when the pad 13 abuts against the abutment post 22, the rubber protection layer 27 has an effect of buffering the impact force between the pad 13 and the abutment post 22 and protecting the abutment post 22.
The side wall of the telescopic shaft 12 above the abutting column 22 is provided with an annular connecting plate 16, and the lower end face of the connecting plate 16 abuts against the upper end face of the mounted abutting column 22, so that the position of the abutting column 22 is limited.
Referring to fig. 3, a connecting rod 15 is arranged between the upper end surface of the pressing block 13 and the connecting plate 16, a threaded hole 18 connected with the connecting rod 15 is formed in the upper end surface of the pressing block 13, the number of the threaded holes 18 is uniformly 3 around the outer side wall of the mounting groove 14, an external thread is formed in the side wall of one end, close to the threaded hole 18, of the connecting rod 15, and the connecting rod 15 is connected with the pressing block 13 through thread matching.
Threaded connection has the piece 19 of supporting on the body of rod that connecting rod 15 is close to briquetting 13, support tight piece 19 and the rotation that connecting rod 15 is connected to be the same with the rotation that connecting rod 15 and screw hole 18 are connected, after connecting rod 15 is connected with screw hole 18, rotate again and support tight piece 19, make and support tight piece 19 and support tight briquetting 13, and support tight piece 19 through rotating, still play and detect whether connecting rod 15 is connected to the effect that can not be rotated with screw hole 18, and reduce connecting rod 15 and rotate relative briquetting 13 under the vibration, and take place with the condition of briquetting 13 separation.
The through-hole that supplies connecting rod 15 to pass is seted up to the position that corresponds connecting rod 15 on the connecting plate 16, and connecting rod 15 is located the body of rod of keeping away from briquetting 13 one end and has stopper 17, and through stopper 17 and connecting plate 16's cooperation, messenger's guide block 21 part is located mounting groove 14, and there is the interval guide block 21 and the tank bottom of mounting groove 14.
Referring to fig. 3 and 4, the cover is equipped with compression spring 2 on connecting rod 15, compression spring 2 is located between connecting plate 16 and stopper 17, the one end welding of compression spring 2 has threaded post 25, one side that is located the through-hole at connecting plate 16 is seted up with threaded post 25 threaded connection's thread groove 26, through rotating compression spring 2, make threaded post 25 and thread groove 26 threaded connection, thereby make compression spring 2 be connected with connecting plate 16, compression spring 2's the other end is connected with T type piece, annular T type groove has been seted up at stopper 17's lower terminal surface, make compression spring 2 be connected with stopper 17, and stopper 17 rotates relatively.
Connecting rod 15 keeps away from the one end welding of briquetting 13 and has connecting screw 23, set up on stopper 17 with connecting screw 23 threaded connection's connecting hole 24, connecting screw 23's axis and connecting rod 15's axis collineation, and connecting screw 23's terminal surface area is less than connecting rod 15's terminal surface area, the internal diameter in T type groove is greater than connecting rod 15's diameter, in the time of connecting compression spring 2, rotate stopper 17, make stopper 17's lower terminal surface and connecting rod 15's up end butt, thereby make the distance between all connecting rod 15's up end and the connecting plate 16 the same, briquetting 13 keeps the level.
The implementation principle of the embodiment is as follows: firstly, the connecting rod 15 is rotated to enable the connecting rod 15 to be in threaded connection with the pressing block 13, then the abutting block 19 is rotated to enable the abutting block 19 to abut against the upper end face of the pressing block 13, the threaded column 25 is screwed into the threaded groove 26, then the connecting rod 15 penetrates through the through hole, the compression spring 2 is sleeved on the connecting rod 15, finally the limiting block 17 is in threaded connection with the connecting rod 15, the limiting block 17 abuts against the upper end face of the connecting rod 15, meanwhile, the guide block 21 is partially inserted into the installation groove 14, the connection steps are opposite to those of the connecting step when the pressing block 13 is disassembled, when the test is carried out, the telescopic shaft 12 moves downwards to enable the pressing block 13 to abut against the upper portion of the concrete test block, then the telescopic shaft 12 extends downwards again to enable the guide block 21 to be completely inserted into the installation groove 14, the pressing block 13 abuts against the abutting column 22, and the compression.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an experimental apparatus for be used for concrete test block pressure detection technique, includes frame (1), pneumatic cylinder (11) of setting on frame (1), telescopic shaft (12) and briquetting (13) of setting on telescopic shaft (12) of setting on pneumatic cylinder (11), its characterized in that: the terminal surface that telescopic shaft (12) is corresponding in briquetting (13) is provided with mounting groove (14), the terminal surface that telescopic shaft (12) is close to in briquetting (13) is provided with connecting rod (15), one of telescopic shaft (12) is close to briquetting (13) is served and is provided with connecting plate (16), be provided with the through-hole that supplies connecting rod (15) to pass on connecting plate (16), threaded connection has stopper (17) on connecting plate (15) are located one side that briquetting (13) were kept away from in connecting plate (16).
2. The experimental device for the concrete test block pressure detection technology according to claim 1, characterized in that: the position that corresponds connecting rod (15) on briquetting (13) is provided with screw hole (18) with connecting rod (15) threaded connection, connecting rod (15) are located briquetting (13) top threaded connection have with briquetting (13) butt tight piece (19).
3. The experimental device for the concrete test block pressure detection technology according to claim 1, characterized in that: the connecting rod (15) is provided with a compression spring (2) on the rod body between the limiting block (17) and the connecting rod (15), and the two ends of the compression spring (2) are connected with the connecting plate (16) and the abutting block (19) respectively.
4. The experimental device for the concrete test block pressure detection technology according to claim 1, characterized in that: the tip that telescopic shaft (12) are close to briquetting (13) is provided with and pegs graft complex guide block (21) with mounting groove (14), guide block (21) with the tank bottom of mounting groove (14) has the interval, telescopic shaft (12) are located and are provided with butt post (22) that are used for butt briquetting (13) on the lateral wall between connecting plate (16) and briquetting (13).
5. The experimental device for the concrete test block pressure detection technology according to claim 4, characterized in that: the guide block (21) is connected with the lower end face of the abutting column (22), the abutting column (22) is annularly arranged on the outer side wall of the telescopic shaft (12), and the abutting column (22) is in threaded connection with the telescopic shaft (12).
6. The experimental device for the concrete test block pressure detection technology according to claim 3, characterized in that: the connecting rod (15) is located the terminal surface of connecting plate (16) top and is provided with connecting screw (23), be provided with in stopper (17) with connecting screw (23) screw-thread fit's connecting hole (24), the area of the side of connecting screw (23) and connecting rod (15) up end butt is less than the area of connecting rod (15) terminal surface.
7. The experimental device for the concrete test block pressure detection technology according to claim 6, characterized in that: the end part of one end, close to the connecting plate (16), of the compression spring (2) is provided with a threaded column (25), a threaded groove (26) used for accommodating the threaded column (25) is formed in the connecting plate (16), and the threaded column (25) is in threaded fit with the threaded groove (26).
8. The experimental device for the concrete test block pressure detection technology according to claim 5, characterized in that: and a rubber protective layer (27) is arranged on the end face, close to the pressing block (13), of the abutting column (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020282392.6U CN211602730U (en) | 2020-03-09 | 2020-03-09 | Experimental device for be used for concrete test block pressure detection technique |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020282392.6U CN211602730U (en) | 2020-03-09 | 2020-03-09 | Experimental device for be used for concrete test block pressure detection technique |
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| CN211602730U true CN211602730U (en) | 2020-09-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459887A (en) * | 2022-01-10 | 2022-05-10 | 首钢集团有限公司 | Coke compressive strength measuring tool and device |
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2020
- 2020-03-09 CN CN202020282392.6U patent/CN211602730U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459887A (en) * | 2022-01-10 | 2022-05-10 | 首钢集团有限公司 | Coke compressive strength measuring tool and device |
| CN114459887B (en) * | 2022-01-10 | 2023-11-10 | 首钢集团有限公司 | Coke compressive strength measures frock and device |
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