CN219065140U

CN219065140U - Concrete compressive strength testing machine

Info

Publication number: CN219065140U
Application number: CN202223420235.5U
Authority: CN
Inventors: 黄耀良; 杨焕雄
Original assignee: Guangzhou Donglong Concrete Co ltd
Current assignee: Guangzhou Donglong Concrete Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-05-23
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses a concrete compressive strength testing machine, which relates to the technical field of concrete strength detection and comprises a testing box, wherein a supporting seat is arranged on the inner wall of the bottom of the testing box, a placing table is arranged at the top of the supporting seat, a hydraulic cylinder is arranged on the inner wall of the top of the testing box, an extrusion pressure plate is arranged on an output shaft of the hydraulic cylinder, two threaded rods are rotatably arranged on the inner walls of two sides of the testing box, and cleaning brushes are arranged on the two threaded rods through a connecting assembly. According to the utility model, when the scraps on the placing table need to be cleaned, the motor is started to drive the threaded rod to rotate, so that the moving block moves, the cleaning brush is driven to move under the cooperation of the stabilizing rod and the anti-drop piece, the scraps on the placing table are cleaned into the collecting box, the placing table is cleaned by the cleaning brush conveniently under the elastic force of the spring, the placing table is more clean and more simple and convenient to use, the placing table does not need to be cleaned manually, and the practicability is good.

Description

Concrete compressive strength testing machine

Technical Field

The utility model relates to the technical field of concrete strength detection, in particular to a concrete compressive strength testing machine.

Background

With the development and maturity of market economy and the perfection of bidding scale in the building industry, the building industry gradually develops to higher levels, and the requirements on building quality are higher and higher. Commercial concrete is used as an important building material, and the overall quality of the building engineering is closely affected. To ensure the quality of construction engineering, commercial concrete must be tested for its rigorous compressive strength test prior to application.

For example, chinese patent publication No. CN211904922U, which discloses a concrete compression testing apparatus for testing the strength of sample concrete by extruding the sample concrete, is provided with a waste collecting tank, but requires manual sweeping of waste into the waste collecting tank after the completion of the test, and is inconvenient to use, for which we disclose a concrete compression strength testing machine to meet the demands of people.

Disclosure of Invention

The utility model aims at providing a concrete compressive strength testing machine to solve among the above-mentioned background art and put forward need the manual work to sweep the waste material into the waste collection groove after the experiment is accomplished, use inconvenient problem.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a concrete compressive strength testing machine, includes the test box, install the supporting seat on the bottom inner wall of test box, the platform is placed in the top installation of supporting seat, install the pneumatic cylinder on the top inner wall of test box, install extrusion pressure plate on the output shaft of pneumatic cylinder, rotate on the both sides inner wall of test box and install two threaded rods, two the cleaning brush is installed through coupling assembling to the threaded rod, install collection subassembly on the test box, install protection subassembly on the test box, install drive unit on the test box.

Preferably, the connecting assembly comprises a moving block, the moving block is arranged on two threaded rods in a threaded mode, two sliding holes are symmetrically formed in the top of the moving block, stabilizing rods are slidably arranged in the sliding holes, the bottom ends of the stabilizing rods penetrate through the sliding holes and are connected with the tops of the cleaning brushes, anti-falling pieces are arranged on the tops of the stabilizing rods, and elastic units are arranged on the moving block.

Preferably, the elastic unit comprises a spring, the spring is sleeved on the stabilizer bar, the top end of the spring is connected with the bottom of the moving block, and the bottom end of the spring is connected with the top of the cleaning brush.

Preferably, the driving unit comprises two motors, the two motors are mounted on one side of the test box, and output shafts of the two motors penetrate through one side of the test box and are connected with one end of the corresponding threaded rod.

Preferably, the collection assembly comprises a collection box slidably mounted on the bottom inner wall of the test box.

Preferably, the protection assembly comprises a protection door, the protection door is arranged on one side of the test box, two hinges are arranged on one side of the protection door and one side of the test box, and the locking assembly is arranged on the other side of the test box.

Preferably, the locking assembly comprises a lock rod, a locking block is arranged on one side of the protective door, a U-shaped block is arranged on one side of the test box, a round through hole is formed in one side of the U-shaped block, the lock rod is slidably arranged in the round through hole, a lock hole matched with the lock rod is formed in one side of the locking block, one end of the lock rod penetrates through the round through hole and extends into the lock hole, an anti-release cap is arranged at the other end of the lock rod, a pull ring is arranged on one side of the anti-release cap, and a pull-back unit is arranged on the U-shaped block.

Preferably, the pull-back unit comprises a tension spring, the tension spring is sleeved on the lock rod, one end of the tension spring is connected to one side of the U-shaped block, and the other end of the tension spring is connected to one side of the anti-drop cap.

In summary, the utility model has the technical effects and advantages that:

1. according to the utility model, when the scraps on the placing table need to be cleaned, the motor is started to drive the threaded rod to rotate, so that the moving block moves, the cleaning brush is driven to move under the cooperation of the stabilizing rod and the anti-drop piece, the scraps on the placing table are cleaned into the collecting box, the placing table is cleaned by the cleaning brush conveniently under the elastic force of the spring, the placing table is more clean and more simple and convenient to use, the placing table does not need to be cleaned manually, and the practicability is good.

2. According to the utility model, when the protective door needs to be opened, the pull ring is pulled, the lock rod is driven to move through the anti-release cap, the locking piece is unlocked, the protective door is rotated to be opened under the cooperation of the hinge, after the protective door is closed, the pull ring is released, the lock rod is moved and reset under the tensile force of the tension spring, and the locking piece is locked, so that the protective door is locked, and the protective door is simple and convenient to use and good in practicability.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a concrete compression strength testing machine according to an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a concrete compressive strength testing machine according to an embodiment of the present application;

FIG. 3 is an enlarged perspective view of the attachment portion of the break-away cap and tab in an embodiment of the present application;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 2 according to an embodiment of the present application.

In the figure: 1. a test box; 2. a hinge; 3. a protective door; 4. a motor; 5. a support base; 6. a placement table; 7. a collection box; 8. a hydraulic cylinder; 9. extruding the pressure plate; 10. a threaded rod; 11. a moving block; 12. a cleaning brush; 13. a locking piece; 14. a U-shaped block; 15. a lock lever; 16. a tension spring; 17. an anti-drop cap; 18. a pull ring; 19. a stabilizer bar; 20. an anti-falling sheet; 21. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to a concrete compressive strength testing machine shown in fig. 1-4, the concrete compressive strength testing machine comprises a testing box 1, a supporting seat 5 is installed on the inner wall of the bottom of the testing box 1, a placing table 6 is installed at the top of the supporting seat 5, a hydraulic cylinder 8 is installed on the inner wall of the top of the testing box 1, an extrusion pressure plate 9 is installed on an output shaft of the hydraulic cylinder 8, two threaded rods 10 are rotatably installed on the inner walls of the two sides of the testing box 1, a cleaning brush 12 is installed on the two threaded rods 10 through a connecting component, a collecting component is installed on the testing box 1, a protection component is installed on the testing box 1, and a driving unit is installed on the testing box 1.

By means of the structure, when the scraps on the placing table 6 need to be cleaned, the cleaning brush 12 moves back and forth through the driving unit, the scraps on the placing table 6 are cleaned into the collecting assembly, the cleaning placing table 6 is simpler and more convenient, manual cleaning is not needed, trouble and labor are saved, and the practicability is good.

Referring to fig. 2 and 4, the connecting assembly comprises a moving block 11, the moving block 11 is mounted on two threaded rods 10 in a threaded manner, two sliding holes are symmetrically formed in the top of the moving block 11, stabilizing rods 19 are mounted in the two sliding holes in a sliding manner, the bottoms of the two stabilizing rods 19 penetrate through the sliding holes and are connected with the top of a cleaning brush 12, anti-falling sheets 20 are mounted on the tops of the two stabilizing rods 19, elastic units are mounted on the moving block 11, and the cleaning brush 12 is conveniently driven to move through the arrangement of the moving block 11 under the cooperation of the stabilizing rods 19 and the anti-falling sheets 20 to clean a placing table 6.

Referring to fig. 2 and 4, the elastic unit includes a spring 21, the spring 21 is sleeved on the stabilizer bar 19, the top end of the spring 21 is connected with the bottom of the moving block 11, the bottom end of the spring 21 is connected with the top of the cleaning brush 12, and the cleaning brush 12 can be driven to clean the placing table 6 more cleanly under the elastic force of the spring 21 through the arrangement of the spring 21.

Referring to fig. 1, the driving unit includes two motors 4, the two motors 4 are all installed at one side of the test box 1, the output shafts of the two motors 4 penetrate through one side of the test box 1 and are connected with one end of a corresponding threaded rod 10, and through the arrangement of the motors 4, the threaded rod 10 can be driven to rotate, so that the use is convenient.

Referring to fig. 2, the collection assembly includes a collection box 7, and the collection box 7 is slidably mounted on the bottom inner wall of the test box 1, so that the collection of chips is facilitated by the arrangement of the collection box 7.

Referring to fig. 1 and 2, the protection assembly includes a protection door 3, the protection door 3 is disposed at one side of the test box 1, two hinges 2 are installed at one side of the protection door 3 and one side of the test box 1, the locking assembly is installed at the other side of the test box 1, and the test box 1 is conveniently opened and closed under the cooperation of the hinges 2 through the arrangement of the protection door 3.

Referring to fig. 1, 2 and 3, the locking assembly includes a locking bar 15, a locking block 13 is installed at one side of the protective door 3, a U-shaped block 14 is installed at one side of the test box 1, a circular through hole is formed at one side of the U-shaped block 14, the locking bar 15 is slidably installed in the circular through hole, a locking hole matched with the locking bar 15 is formed at one side of the locking block 13, one end of the locking bar 15 penetrates through the circular through hole and extends into the locking hole, an anti-release cap 17 is installed at the other end of the locking bar 15, a pull ring 18 is installed at one side of the anti-release cap 17, a pull-back unit is installed on the U-shaped block 14, and the protective door 3 is conveniently locked under the cooperation of the U-shaped block 14 and the locking block 13 through the arrangement of the locking bar 15.

Referring to fig. 1, 2 and 3, the pull-back unit includes a tension spring 16, the tension spring 16 is sleeved on the lock rod 15, one end of the tension spring 16 is connected to one side of the U-shaped block 14, the other end of the tension spring 16 is connected to one side of the anti-release cap 17, and after the pull ring 18 is released, the lock rod 15 is reset under the action of the tension spring 16, so that the pull-back unit is convenient to use.

The working principle of the utility model is as follows:

when the piece on the platform 6 is placed in the clearance needs, start motor 4, drive threaded rod 10 and rotate for movable block 11 removes, under the cooperation of stabilizer bar 19 and anticreep piece 20, drives cleaning brush 12 and removes, will place the piece on the platform 6 and clean to collecting box 7 in, under the elasticity effect of spring 21, cleaning brush 12 is convenient for will place the platform 6 and clear up more cleanly, uses simpler and more convenient, does not need the manual work to go to clear up and places the platform 6, and the practicality is good.

When the protective door 3 needs to be opened, the pull ring 18 is pulled, the lock rod 15 is driven to move through the anti-falling cap 17, the locking piece 13 is unlocked, the protective door 3 is rotated to be opened under the cooperation of the hinge 2, after the protective door 3 is closed, the pull ring 18 is loosened, the lock rod 15 is moved to reset under the pulling force of the tension spring 16, the locking piece 13 is locked, the protective door 3 is locked, and the protective door is simple and convenient to use and good in practicability.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a concrete compressive strength testing machine, includes test box (1), its characterized in that: install supporting seat (5) on the bottom inner wall of test box (1), place platform (6) are installed at the top of supporting seat (5), install pneumatic cylinder (8) on the top inner wall of test box (1), install extrusion pressure board (9) on the output shaft of pneumatic cylinder (8), rotate on the both sides inner wall of test box (1) and install two threaded rods (10), two threaded rods (10) are installed cleaning brush (12) through coupling assembling, install collection subassembly on test box (1), install protection subassembly on test box (1), install drive unit on test box (1).

2. A concrete compression strength testing machine according to claim 1, wherein: the connecting assembly comprises a moving block (11), the moving block (11) is installed on two threaded rods (10) in a threaded mode, two sliding holes are symmetrically formed in the top of the moving block (11), a stabilizer bar (19) is installed in each sliding hole in a sliding mode, the bottom ends of the stabilizer bar (19) penetrate through the sliding holes and are connected with the top of the cleaning brush (12), anti-falling pieces (20) are installed on the top of each stabilizer bar (19), and elastic units are installed on the moving block (11).

3. A concrete compression strength testing machine according to claim 2, wherein: the elastic unit comprises a spring (21), the spring (21) is sleeved on the stabilizer bar (19), the top end of the spring (21) is connected with the bottom of the moving block (11), and the bottom end of the spring (21) is connected with the top of the cleaning brush (12).

4. A concrete compression strength testing machine according to claim 1, wherein: the driving unit comprises two motors (4), the two motors (4) are mounted on one side of the test box (1), and output shafts of the two motors (4) penetrate through one side of the test box (1) and are connected with one end of a corresponding threaded rod (10).

5. A concrete compression strength testing machine according to claim 1, wherein: the collection assembly comprises a collection box (7), and the collection box (7) is slidably mounted on the inner wall of the bottom of the test box (1).

6. A concrete compression strength testing machine according to claim 1, wherein: the protection assembly comprises a protection door (3), the protection door (3) is arranged on one side of the test box (1), two hinges (2) are arranged on one side of the protection door (3) and one side of the test box (1), and the locking assembly is arranged on the other side of the test box (1).

7. The concrete compressive strength testing machine according to claim 6, wherein: the locking assembly comprises a lock rod (15), a lock block (13) is arranged on one side of the protective door (3), a U-shaped block (14) is arranged on one side of the test box (1), a round through hole is formed in one side of the U-shaped block (14), the lock rod (15) is slidably mounted in the round through hole, a lock hole matched with the lock rod (15) is formed in one side of the lock block (13), one end of the lock rod (15) penetrates through the round through hole and extends to the lock hole, an anti-falling cap (17) is arranged on the other end of the lock rod (15), a pull ring (18) is arranged on one side of the anti-falling cap (17), and a pull-back unit is arranged on the U-shaped block (14).

8. The concrete compressive strength testing machine according to claim 7, wherein: the pull-back unit comprises a tension spring (16), the tension spring (16) is sleeved on the lock rod (15), one end of the tension spring (16) is connected to one side of the U-shaped block (14), and the other end of the tension spring (16) is connected to one side of the anti-falling cap (17).