CN215414786U

CN215414786U - Concrete compressive strength detector

Info

Publication number: CN215414786U
Application number: CN202121712434.6U
Authority: CN
Inventors: 谢一军
Original assignee: Hangzhou Zhouqiao Building Materials Co ltd
Current assignee: Hangzhou Zhouqiao Building Materials Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-01-04
Anticipated expiration: 2031-07-26

Abstract

The application relates to the field of concrete detection technology, in particular to a concrete compressive strength detector which comprises a base, a placing tank for containing concrete test blocks and a hydraulic cylinder for crushing the concrete test blocks; the base is provided with a bracket for mounting the hydraulic cylinder; the hydraulic cylinder and the placing tank are oppositely arranged; a pressure plate is arranged at the end part of a piston rod of the hydraulic cylinder; the tank opening of the tank is used for the pressure plate to pass through. Through the crushed concrete test block in placing the jar, be convenient for collect cracked concrete fragment, this application has the effect to concrete fragment clean time after shortening concrete compressive strength test.

Description

Concrete compressive strength detector

Technical Field

The application relates to the field of concrete detection technology, in particular to a concrete compressive strength detector.

Background

Concrete is one of the most important civil engineering materials in the present generation, and has the characteristics of high compressive strength, good durability, wide strength isodiametric range and the like. In order to improve the safety performance of the concrete building, three to five concrete test blocks can be constructed in advance to carry out multiple times of compression strength tests before concrete is laid, and an instrument used for the compression strength tests is a concrete compression strength detector.

In the correlation technique, a concrete compressive strength detection device is disclosed, the on-line screen storage device comprises a base, pushing mechanism and pushing mechanism, the base inner chamber is the setting of type character cut in bas, two bar openings have been seted up on the base top, pushing mechanism is including fixing the support on the base top, fix the pneumatic cylinder at the support and fix the clamp plate in the hydraulic cylinder bottom, pushing mechanism is including rotating the screw rod of connecting in the base inner wall, fixed connection is in the rocker of screw rod tip, threaded connection is in the rectangular block of screw rod week side, fixed connection is in the connecting rod on rectangular block top and be fixed in the push pedal of connecting rod lateral wall, the bar opening extends on the top of connecting rod, the lower surface and the base of push pedal laminate mutually. The pneumatic cylinder is started, the pneumatic cylinder drives the clamp plate to move, the concrete test block on the top of the base is crushed, the compressive strength of the concrete test block can be known by observing the magnitude of the force of the crushed concrete test block of the pneumatic cylinder, after the test is finished, the screw rod is rotated through the rocker, the bolt is connected with the rectangular block on the outer wall of the screw rod in a sliding mode, the push plate is driven to move along the length direction of the strip-shaped opening, and the concrete test block after fragmentation is cleaned out of the base.

In the prior art, the inventor thinks that in the process of pushing the concrete test block out of the base by the push plate, part of the concrete test block falls into the inner cavity of the base through the strip-shaped opening, so that a tester is inconvenient to clean fragments in the inner cavity of the base, and the cleaning time of the concrete fragments after the test is finished is prolonged.

SUMMERY OF THE UTILITY MODEL

To concrete fragment's clean time after in order to shorten concrete compressive strength test, this application provides a concrete compressive strength detector.

The application provides a concrete compressive strength detector adopts following technical scheme:

a concrete compression strength detector comprises a base, a placing tank for containing concrete test blocks and a hydraulic cylinder for crushing the concrete test blocks; the base is provided with a bracket for mounting the hydraulic cylinder; the hydraulic cylinder and the placing tank are oppositely arranged; a pressing plate is arranged at the end part of a piston rod of the hydraulic cylinder; the tank opening of the placing tank is used for the pressing plate to pass through.

Through adopting above-mentioned technical scheme, start the pneumatic cylinder, the pneumatic cylinder drives the clamp plate and removes to placing the jar, and along with the continuous removal of clamp plate, the clamp plate will be located the concrete test block crushing of placing the jar, through the size of observing pneumatic cylinder crushed concrete test block power, alright learn the compressive strength of concrete test block. After the test is finished, the tester withdraws the tank from the base, and the crushed concrete test block in the tank can be poured to the designated area. Compare in the way of using the push pedal to push away the concrete fragment on base top, through crushing concrete test block in placing the jar, the risk on base top is scattered to fragment when reducing the concrete test block crushing on the one hand, improves test environment's cleanliness factor, and on the other hand is convenient for the tester and collects cracked concrete fragment, shortens concrete compressive strength test and ends the back to concrete fragment's clean time.

Optionally, a plurality of the placing tanks are arranged; the top end of the base is provided with a placing hole opposite to the pressing plate; the outer bottom wall of the placing tank is provided with an inserting rod inserted into the placing hole; the top end of the base is provided with a track communicated with the placing hole; the track supplies the inserted bar to slide and connect.

Through adopting above-mentioned technical scheme, when many times are experimental, after the concrete test block that is located placing the jar for every fracture, testing personnel can directly will deposit the broken jar of placing of concrete after the fracture and remove, then will deposit the inserted bar of the jar of placing of the concrete test block of treating the fracture and place the hole and peg graft, confirm the position that the concrete test block was fractured by the clamp plate again. On the one hand a plurality of settings of placing the jar, reduce the tester to the step of placing jar repeated loading concrete test block when many times are experimental, improve experimental efficiency, on the other hand places the cooperation of hole and inserted bar, the tester of being convenient for seeks to place the jar fast and places the position on the base top, place the risk that the jar shifted among the restriction test process, the cooperation of track and inserted bar simultaneously, a plurality of placing jar that have the inserted bar of being convenient for are placed on the base, reduce the risk that the jar of placing emptyd, follow-up only need place the jar along the slide rail to jack direction pulling, alright the inserted bar of placing the jar is pegged graft with the jack, convenient and fast.

Optionally, a plurality of the outer side wall of placing the jar is provided with independent serial number respectively.

Through adopting above-mentioned technical scheme, the concrete test block condition in the jar is placed in the staff record of being convenient for, the record and the classification of the follow-up data of being convenient for.

Optionally, the tank opening of the tank is provided with bristles for cleaning the pressing plate; the brush hair supplies the clamp plate deviates from the face butt of the hydraulic cylinder.

Through adopting above-mentioned technical scheme, move into the in-process of placing the jar inner chamber at the clamp plate, the face of clamp plate is cleaned to the brush hair, reduces the broken residue of clamp plate face concrete to reduce the clamp plate and produce stress concentration's phenomenon through remaining in the broken piece of clamp plate face, and then improve the accuracy of concrete test block compressive strength test data.

Optionally, a tank opening of the tank is detachably connected with a cleaning ring for the pressure plate to pass through; the bristles are fixedly connected to the side wall of the cleaning ring.

Through adopting above-mentioned technical scheme, on the one hand, when follow-up concrete fragment that will place the jar is poured, will clean the ring and take off from the jar mouth of placing the jar, alright reduce the brush hair restriction concrete fragment and move out the risk of placing the jar intracavity outward, improve and place the jar and empty concrete fragment's efficiency, on the other hand, the follow-up change of being convenient for or the maintenance brush hair improves the life of brush hair.

Optionally, the outer diameter of the cleaning ring is larger than the outer diameter of the placing tank.

By adopting the technical scheme, the part of the cleaning ring protruding out of the outer side wall of the placing tank forms a gripping handle, so that a tester can conveniently take and place the placing tank.

Optionally, the surface of the pressing plate and the inner wall of the placing tank are both provided with wear-resistant layers.

Through adopting above-mentioned technical scheme, reduce the risk of concrete fragment wearing and tearing clamp plate and placing the jar among the test process, improve the clamp plate and place the life of jar.

Optionally, the inner cavity cover of placing the jar is equipped with the bag that holds that is used for holding the concrete test block.

Through adopting above-mentioned technical scheme, before experimental the beginning, testing personnel will hold the bag cover earlier and locate the inner chamber of placing the jar, then place the concrete test block in holding the bag. After the test is finished, the tester can lift the containing bag from the inner cavity of the placing tank, and then the containing bag filled with concrete fragments can be placed in the designated area.

In summary, the present application includes at least one of the following beneficial technical effects:

1. compared with the method of pushing away the concrete fragments on the top end of the base by using the push plate, the method has the advantages that the concrete test blocks are crushed in the placing tank, so that the risk that the fragments are scattered on the top end of the base when the concrete test blocks are crushed is reduced, the cleanliness of a test environment is improved, the tester can collect the crushed concrete fragments conveniently, and the cleaning time of the concrete fragments after the concrete compressive strength test is finished is shortened;

2. through the bristles and the cleaning ring, on one hand, the bristles clean the plate surface of the pressing plate, the phenomenon that the pressing plate generates stress concentration through fragments remained on the plate surface of the pressing plate is reduced, and the accuracy of the compressive strength test data of the concrete test block is improved, on the other hand, the cleaning ring is detachably connected to the placing tank, so that the bristles are convenient to replace or maintain subsequently, and the service life of the bristles is prolonged;

3. through holding the bag, the testing personnel of being convenient for collect the concrete fragment and deposit, reduce and place jar interior concrete fragment's residue, improve the clean efficiency to placing jar inner wall.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic diagram for showing the position of the jack at the top end of the base according to the embodiment of the present application.

Fig. 3 is a schematic view for showing a state where the receiving bag according to the embodiment of the present application is separated from the inner cavity of the placing tank.

Description of reference numerals: 1. a base; 11. a support; 12. placing holes; 13. a track; 2. placing the tank; 21. inserting a rod; 3. a hydraulic cylinder; 4. pressing a plate; 5. cleaning the ring; 51. an annular groove; 6. brushing; 7. an accommodating bag; 8. are numbered independently.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses concrete compressive strength detector. Referring to fig. 1, a concrete compressive strength detector includes base 1, a plurality of jar 2 and the pneumatic cylinder 3 that is used for the crushed concrete test block of placing that is used for holding the concrete test block, and base 1's top integrated into one piece has support 11 that supplies 3 bolted connection of pneumatic cylinder, and pneumatic cylinder 3 sets up with placing jar 2 relatively. The piston rod end of the hydraulic cylinder 3 is in threaded connection with a disc-shaped pressing plate 4, and the opening of the tank 2 is placed for the pressing plate 4 to pass through. Start up pneumatic cylinder 3, clamp plate 4 will be located the concrete test block crushing of placing jar 2, through the size of observing 3 crushed concrete test block power of pneumatic cylinder, alright learn the compressive strength of concrete test block.

Referring to fig. 1 and 2, specifically, a placing hole 12 is opened at the top end of the base 1, which is located right below the pressure plate 4, an insertion rod 21 is integrally formed on the outer bottom wall of the placing tank 2, and the inserting rod 21 is inserted into the placing hole 12. The top end of the base 1 is provided with a rail 13 communicating with the placement hole 12, and it should be noted that the depth of the rail 13 is smaller than the hole depth of the placement hole 12. The rails 13 are connected with the inserting rods 21 in a sliding mode, and therefore the design is adopted, when the inserting rod 21 of one placing tank 2 is inserted into the placing hole 12, the inserting rods 21 of the other placing tanks 2 are located in the rails 13, after one concrete test block located in the placing tank 2 is fractured, the placing tank 2 with the fractured concrete blocks is moved away from the lower portion of the pressing plate 4, then the placing tank 2 with the concrete test blocks to be fractured is pulled along the length direction of the rails 13, the inserting rods 21 are inserted into the placing hole 12, and the compressive strength test of the concrete test blocks in the next round can be conducted.

Referring to fig. 2 and 3, the tank opening for placing the tank 2 is detachably connected with a cleaning ring 5, the cleaning ring 5 is used for a pressing plate 4 to pass through, and the detachable connection mode between the cleaning ring 5 and the placing tank 2 can be bolt connection, insertion connection or magnetic attraction. In this embodiment, the detachable connection mode of the cleaning ring 5 and the placing tank 2 is insertion connection, specifically, the outer diameter of the cleaning ring 5 is larger than the outer diameter of the placing tank 2, and the annular surface of the cleaning ring 5 is provided with an annular groove 51 for insertion connection of the tank opening of the placing tank 2. The inner wall of clean ring 5 is fixed with brush hair 6 that is used for cleaning 4 faces of clamp plate, brush hair 6 supplies clamp plate 4 to deviate from the face butt of pneumatic cylinder 3, brush hair 6 can be the nylon brush hair, also can be the PET brush hair, borrow this design, move into the in-process of placing 2 inner chambers of jar at clamp plate 4, brush hair 6 cleans clamp plate 4's face, reduce 4 face concrete fragment's of clamp plate residue, thereby reduce clamp plate 4 and produce stress concentration's phenomenon through the fragment that remains in 4 faces of clamp plate, and then improve the accuracy of concrete test block compressive strength test data.

Referring to fig. 3, in this example, in order to facilitate the cleaning of the concrete fragments in the placing tank 2, the inner cavity cover of the placing tank 2 is provided with a containing bag 7, the bag mouth of the containing bag 7 is communicated with the tank mouth of the placing tank 2, and the containing bag 7 is used for containing the concrete test block. Part holds bag 7 and is located annular groove 51, through annular groove 51 with place jar 2 jar mouthful grafting, the restriction holds bag 7 and places jar 2 risk of separating. After the experiment, will clean ring 5 and place jar 2 separation, alright will be equipped with the interior chamber that holds jar 2 is taken out from holding bag 7 of concrete fragment to be convenient for place jar 2 interior concrete fragment's clearance.

Referring to fig. 1, independent numbers 8 are respectively pasted on the outer side walls of a plurality of placing tanks 2, so that the condition of each concrete test block in each placing tank 2 is conveniently recorded, and the subsequent concrete compression strength data are conveniently recorded and classified. The inner wall of placing jar 2 and 4 faces of clamp plate all are provided with the wearing layer, and the wearing layer is wear-resistant coating, borrows this design, reduces concrete fragment wearing and tearing clamp plate 4 and the risk of placing jar 2 among the test process, improves clamp plate 4 and the life of placing jar 2.

The implementation principle of the concrete compressive strength detector in the embodiment of the application is as follows: start hydraulic cylinder 3, pneumatic cylinder 3 drives clamp plate 4 and removes to placing jar 2, along with the continuous removal of clamp plate 4, clamp plate 4 will be located the concrete test block crushing that holds bag 7, through the size of observing 3 crushed concrete test block forces of pneumatic cylinder, alright learn the compressive strength of concrete test block.

Then, the tester moves the placing tank 2 with the cracked concrete fragments away from the lower part of the pressing plate 4 and places the concrete fragments aside, pulls the placing tank 2 with the concrete test blocks to be cracked along the length direction of the rail 13, inserts the inserted rod 21 into the placing hole 12, and then the next round of compression strength test of the concrete test blocks can be carried out.

Treat a plurality of concrete test blocks of placing in the jar 2 all by the compression back, experimental end, testing personnel will clean ring 5 and pull out from the jar mouth of placing jar 2, will hold 7 bundles of mouths of bag again, will be equipped with the broken bag 7 that holds of concrete and take out from the inner chamber of placing jar 2, alright will be equipped with the broken bag 7 that holds of concrete and place in the appointed area, be convenient for collect the processing in unison to the concrete fragment after the concrete compressive strength test ends.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a concrete compressive strength detector which characterized in that: comprises a base (1), a placing tank (2) for containing concrete test blocks and a hydraulic cylinder (3) for crushing the concrete test blocks; the base (1) is provided with a bracket (11) for mounting the hydraulic cylinder (3); the hydraulic cylinder (3) and the placing tank (2) are arranged oppositely; a pressure plate (4) is arranged at the end part of a piston rod of the hydraulic cylinder (3); the tank opening of the placing tank (2) is used for the pressing plate (4) to pass through.

2. The concrete compressive strength detector according to claim 1, wherein: a plurality of placing tanks (2) are arranged; a placing hole (12) opposite to the pressing plate (4) is formed in the top end of the base (1); the outer bottom wall of the placing tank (2) is provided with an insertion rod (21) inserted into the placing hole (12); the top end of the base (1) is provided with a track (13) communicated with the placing hole (12); the track (13) is used for the sliding connection of the inserted bar (21).

3. The concrete compressive strength detector according to claim 2, wherein: a plurality of the outer side walls of the placing tanks (2) are respectively provided with independent numbers (8).

4. The concrete compressive strength detector according to claim 1, wherein: the mouth of the placing tank (2) is provided with bristles (6) for cleaning the pressing plate (4); the bristles (6) are used for the pressing plate (4) to be deviated from the plate surface of the hydraulic cylinder (3) to be abutted.

5. The concrete compressive strength detector according to claim 4, wherein: the tank opening of the placing tank (2) is detachably connected with a cleaning ring (5) for the pressing plate (4) to pass through; the bristles (6) are fixedly connected to the side wall of the cleaning ring (5).

6. The concrete compressive strength detector according to claim 5, wherein: the outer diameter of the cleaning ring (5) is larger than that of the placing tank (2).

7. The concrete compressive strength detector according to claim 1, wherein: the plate surface of the pressing plate (4) and the inner wall of the placing tank (2) are both provided with wear-resistant layers.

8. The concrete compressive strength detector according to claim 1, wherein: the inner cavity cover of placing jar (2) is equipped with and is used for holding bag (7) that hold of concrete test block.