CN211927550U

CN211927550U - Anti compression test device that rolls over of cement

Info

Publication number: CN211927550U
Application number: CN201922398601.3U
Authority: CN
Inventors: 陈孝虎; 陈显达; 彭成雷
Original assignee: Jiangsu Liyin Building Material Science And Technology LLC
Current assignee: Jiangsu Liyin Building Material Science And Technology LLC
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-11-13
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses an anti compression test device that rolls over of cement relates to anti compression test machine technical field that rolls over, this anti compression test device that rolls over of cement, including testing machine body, hydraulic cylinder and support, briquetting under the top fixedly connected with of hydraulic cylinder piston rod, the top swing joint of briquetting has the U-shaped piece down, the top fixedly connected with fixed block of support inner wall, the bottom fixedly connected with lug of fixed block, the spout has been seted up to the bottom of fixed block, the inner wall of spout and the surface swing joint of slider, the bottom of slider and the top fixed connection of last briquetting. The utility model discloses a set up U-shaped piece, lug, slider and last briquetting to among the solution prior art, anti compression testing machine that rolls over of cement common at present need carry out anti book and resistance to compression experiment respectively on two testing machines when using, use two testing machines to carry out anti book and the higher problem of resistance to compression test cost.

Description

Anti compression test device that rolls over of cement

Technical Field

The utility model relates to an anti compression testing machine technical field that rolls over specifically is an anti compression testing device that rolls over of cement.

Background

The cement bending and compression testing device is a bending and compression testing machine, the bending and compression testing machine is powered by a hydraulic oil cylinder, a bending and compression test is carried out on a cement test piece, the cement test piece is placed on the bending and compression testing machine to carry out the bending and compression test, and then the broken cement test piece is placed on the compression testing machine to carry out the compression test.

In the prior art, when a cement bending and compression testing machine which is common at present is used and a cement test piece is subjected to bending and compression testing, bending and compression testing needs to be respectively carried out on two testing machines, and the cost for carrying out the bending and compression testing by using the two testing machines is higher.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides an anti compression test device that rolls over of cement possesses the advantage that reduces anti compression test machine use cost of rolling over to among the solution prior art, the anti compression test machine that rolls over of cement common at present need carry out anti book and resistance to compression experiment respectively on two test machines when using, use two test machines to carry out anti book and the higher problem of resistance to compression test cost.

(II) technical scheme

For the purpose that realizes reducing anti compression testing machine use cost of rolling over, the utility model provides a following technical scheme: a cement bending and compression resistance test device comprises a testing machine body, a hydraulic oil cylinder and a support, wherein a lower pressing block is fixedly connected to the top of a piston rod of the hydraulic oil cylinder, a U-shaped block is movably connected to the top of the lower pressing block, a fixed block is fixedly connected to the top of the inner wall of the support, a convex block is fixedly connected to the bottom of the fixed block, a sliding groove is formed in the bottom of the fixed block, the inner wall of the sliding groove is movably connected with the surface of a sliding block, the bottom of the sliding block is fixedly connected with the top of an upper pressing block, the top of the upper pressing block is movably connected with the bottom of the fixed block, a groove is formed in the top of the upper pressing block, the inner wall of the groove is movably connected with the surface of the convex block, a movable sleeve is movably sleeved on the surface of the support, the surface of the movable, the surface of the square cover is fixedly connected with a handle, and the surface of the support is provided with a clamping groove.

As a preferred technical scheme of the utility model, the bottom fixedly connected with locating pin of U-shaped piece, the constant head tank has been seted up at the top of briquetting down, the surface of locating pin and the inner wall swing joint of constant head tank.

As a preferred technical scheme of the utility model, the back of slider is inlayed and is had the magnet piece, the back of magnet piece and the back swing joint of spout inner wall.

As a preferred technical scheme of the utility model, locking device includes circular slot, latch segment and spring, the inner wall at the square cover is seted up to the circular slot, the surface of latch segment and the inner wall swing joint of circular slot, one side that the latch segment is close to the draw-in groove run through the movable sleeve and with the inner wall swing joint of draw-in groove, one side fixed connection of draw-in groove is kept away from to the one end of spring and circular slot inner wall, one side fixed connection of draw-in groove is kept away from on the other end of spring and the latch segment surface.

As an optimized technical scheme of the utility model, the fixed surface of support is connected with the dog, the dog is located the below of draw-in groove.

(III) advantageous effects

Compared with the prior art, the utility model provides an anti compression test device that rolls over of cement possesses following beneficial effect:

1. the cement bending and compression testing device comprises a U-shaped block, a convex block, a sliding block and an upper pressing block, wherein when the cement bending and compression testing device is used and an anti-bending experiment is carried out, the upper pressing block is taken down from the bottom of a fixed block, a cement test piece is placed on the U-shaped block, a piston rod of a hydraulic oil cylinder drives the lower pressing block to move upwards to carry out the bending test, when the compression test is carried out, the U-shaped block is taken down from a lower pressing block, the sliding block on the upper pressing block is inserted into a sliding groove at the bottom of the fixed block, the cement test piece is placed on the lower pressing block, the piston rod of the hydraulic oil cylinder drives the lower pressing block to move upwards to carry out the compression test, only the upper pressing block and the U-shaped block need to be disassembled and assembled when the bending and compression tests are carried out, the bending and compression tests are not required to be respectively carried out on two testing machines, the effect of reducing, the anti-bending and anti-compression tests are required to be respectively carried out on the two testing machines, and the cost of the anti-bending and anti-compression tests is higher by using the two testing machines.

2. This anti compression test device that rolls over of cement, through setting up side cover and locking device, when using, when carrying out anti roll over or compression test, hold handle side cover that moves down, make the bottom of movable sleeve and the top contact of dog, the latch segment blocks under the spring force effect in the draw-in groove that corresponds this moment, block the side cover, the cement test piece can produce the piece when carrying out anti roll over or compression test, the piece can splash, the side cover carries out anti roll over or compression test position at the cement test piece, prevent that the piece from splashing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the structure of the upper press block of the present invention;

FIG. 3 is a top cross-sectional view of the locking block of the present invention;

FIG. 4 is a bottom cross-sectional view of the positioning pin of the present invention;

fig. 5 is a right sectional view of the slide block of the present invention.

In the figure: 1. a testing machine body; 2. a hydraulic cylinder; 3. a support; 4. pressing the block; 5. a U-shaped block; 6. a fixed block; 7. a bump; 8. a chute; 9. a slider; 10. pressing the blocks; 11. a groove; 12. a movable sleeve; 13. a square cover; 14. a locking device; 1401. a circular groove; 1402. a locking block; 1403. a spring; 15. a handle; 16. a card slot; 17. positioning pins; 18. positioning a groove; 19. a magnet block; 20. and a stop block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a cement bending and compression resistance test device comprises a test machine body 1, a hydraulic oil cylinder 2 and a support 3, wherein the top of a piston rod of the hydraulic oil cylinder 2 is fixedly connected with a lower pressing block 4, the top of the lower pressing block 4 is movably connected with a U-shaped block 5, the U-shaped block 5 and a lug 7 are used for a cement test piece bending resistance test, the top of the inner wall of the support 3 is fixedly connected with a fixed block 6, the bottom of the fixed block 6 is fixedly connected with the lug 7, the bottom of the fixed block 6 is provided with two sliding grooves 8, the two sliding grooves 8 are respectively positioned at the left side and the right side of the lug 7, a sliding block 9 is clamped in the sliding grooves 8 to prevent an upper pressing block 10 from falling, the upper pressing block 10 and the lower pressing block 4 are used for a cement test piece compression resistance test, the inner wall of the sliding grooves 8 is movably connected with the surface of the sliding block, go up briquetting 10's top and seted up recess 11, recess 11 is lug 7 headspace, the inner wall of recess 11 and the surperficial swing joint of lug 7, the movable sleeve 12 has been cup jointed in the surface activity of support 3, the quantity of movable sleeve 12 is two, cup joint respectively on two round bars of support 3, the surface and the square cover 13 inner wall fixed connection of movable sleeve 12, square cover 13 is located the top of briquetting 10, the inner wall of square cover 13 is provided with locking device 14, locking device 14 is used for preventing square cover 13 from removing at will, the fixed surface of square cover 13 is connected with handle 15, hold handle 15 and conveniently remove square cover 13, draw-in groove 16 has been seted up on the surface of support 3.

Specifically, the bottom fixedly connected with locating pin 17 of U-shaped piece 5, the constant head tank 18 has been seted up at the top of briquetting 4 down, the surface of locating pin 17 and the inner wall swing joint of constant head tank 18.

In this embodiment, the positioning pin 17 is inserted into the positioning groove 18 for positioning the U-shaped block 5, so that the central axis of the U-shaped block 5 coincides with the central axis of the lower pressing block 4.

Specifically, a magnet block 19 is embedded in the back surface of the slide block 9, and the back surface of the magnet block 19 is movably connected with the back surface of the inner wall of the slide groove 8.

In this embodiment, when the back surface of the slider 9 contacts the back surface of the inner wall of the slide groove 8, the magnet 19 contacts the inner wall of the slide groove 8 to attract the slider 9, thereby preventing the upper press block 10 from moving freely.

Specifically, locking device 14 includes circular slot 1401, latch segment 1402 and spring 1403, and circular slot 1401 sets up the inner wall at square cover 13, the inner wall swing joint of surface and circular slot 1401 of latch segment 1402, and one side that latch segment 1402 is close to draw-in groove 16 runs through movable sleeve 12 and with the inner wall swing joint of draw-in groove 16, and one side fixed connection of draw-in groove 16 is kept away from to the one end and the circular slot 1401 inner wall of spring 1403, and one side fixed connection of draw-in groove 16 is kept away from to the other end and the latch segment 1402 surface of spring 1403.

In this embodiment, the locking block 1402 is clamped in the clamping groove 16 of the bracket 3 under the elastic force of the spring 1403, so as to clamp the square cover 13 and prevent the square cover 13 from moving freely.

Specifically, a stop 20 is fixedly connected to the surface of the bracket 3, and the stop 20 is located below the slot 16.

In this embodiment, when the bottom of the movable sleeve 12 contacts with the top of the stop block 20, the square cover 13 covers the position of the cement test piece when the cement test piece is subjected to a compression test or a bending test, so as to prevent fragments from splashing when the cement test piece is subjected to the bending test or the compression test.

The utility model discloses a theory of operation and use flow: when in use, during an anti-bending experiment, the upper pressing block 10 is moved towards the front direction of the fixed block 6, the upper pressing block 10 drives the sliding block 9 to be separated from the sliding groove 8 of the fixed block 6, the upper pressing block 10 is taken down from the bottom of the fixed block 6, a cement test piece is placed on the U-shaped block 5, the piston rod of the hydraulic oil cylinder 2 drives the lower pressing block 4 to move upwards, when the cement test piece is contacted with the lug 7 at the bottom of the fixed block 6, the lug 7 extrudes the cement test piece to carry out the anti-bending test on the cement test piece, when the anti-compression test is carried out, the U-shaped block 5 is held to move upwards to separate the positioning pin 17 from the positioning groove 18, the U-shaped block 5 is taken down from the lower pressing block 4, the sliding block 9 on the upper pressing block 10 is inserted into the sliding groove 8 at the bottom of the fixed block 6, the magnet block 19 at the back of the, the piston rod of the hydraulic oil cylinder 2 drives the lower pressing block 4 to move upwards, the lower pressing block 4 and the upper pressing block 10 jointly extrude a cement test piece, the cement test piece is subjected to a compression test, when the bending test or the compression test is carried out, the handle 15 is held to move the square cover 13 downwards, the square cover 13 drives the movable sleeve 12 to move downwards, meanwhile, the curved surface of the inner wall of the clamping groove 16 extrudes the locking block 1402, the locking block 1402 extrudes the spring 1403, the spring 1403 is in a compression state, when the bottom of the movable sleeve 12 is contacted with the top of the stop dog 20, the locking block 1402 is inserted into the clamping groove 16 under the elastic force action of the spring 1403, the square cover 13 is clamped, chips can be generated when the bending test or the compression test is carried out, the chips can be covered at the bending test position or the compression test position of the cement test piece, the chips are prevented from splashing, after the cement test piece is used, the square cover 13 is moved upwards, the locking block, when the bending and compression tests are carried out, only the pressing block 10 and the U-shaped block 5 need to be disassembled and assembled, the bending and compression tests are not required to be respectively carried out on the two testing machines, and the effect of reducing the use cost of the bending and compression testing machine is achieved.

To sum up, this anti compression test device that rolls over of cement through setting up U-shaped piece 5, lug 7, slider 9 and last briquetting 10 to solve prior art, at present common anti compression test machine that rolls over of cement when using, need carry out anti roll over respectively on two testing machines and the resistance to compression experiment, use two testing machines to carry out anti roll over and the higher problem of resistance to compression test cost.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an anti compression test device that rolls over of cement, includes testing machine body (1), hydraulic cylinder (2) and support (3), its characterized in that: the top of a piston rod of the hydraulic oil cylinder (2) is fixedly connected with a lower pressing block (4), the top of the lower pressing block (4) is movably connected with a U-shaped block (5), the top of the inner wall of the bracket (3) is fixedly connected with a fixed block (6), the bottom of the fixed block (6) is fixedly connected with a convex block (7), the bottom of the fixed block (6) is provided with a sliding chute (8), the inner wall of the sliding chute (8) is movably connected with the surface of a sliding block (9), the bottom of the sliding block (9) is fixedly connected with the top of an upper pressing block (10), the top of the upper pressing block (10) is movably connected with the bottom of the fixed block (6), the top of the upper pressing block (10) is provided with a groove (11), the inner wall of the groove (11) is movably connected with the surface of the convex block (7), and the surface, the surface of the movable sleeve (12) is fixedly connected with the inner wall of the square cover (13), the square cover (13) is located above the upper pressing block (10), the inner wall of the square cover (13) is provided with a locking device (14), the surface of the square cover (13) is fixedly connected with a handle (15), and the surface of the support (3) is provided with a clamping groove (16).

2. The cement bending and compression test device according to claim 1, wherein: the bottom fixedly connected with locating pin (17) of U-shaped piece (5), constant head tank (18) have been seted up at the top of briquetting (4) down, the surface of locating pin (17) and the inner wall swing joint of constant head tank (18).

3. The cement bending and compression test device according to claim 1, wherein: magnet piece (19) are inlayed on the back of slider (9), the back swing joint of the back and the spout (8) inner wall of magnet piece (19).

4. The cement bending and compression test device according to claim 1, wherein: the locking device (14) comprises a circular groove (1401), a locking block (1402) and a spring (1403), wherein the circular groove (1401) is formed in the inner wall of the square cover (13), the surface of the locking block (1402) is movably connected with the inner wall of the circular groove (1401), one side, close to the clamping groove (16), of the locking block (1402) penetrates through the movable sleeve (12) and is movably connected with the inner wall of the clamping groove (16), one end of the spring (1403) is fixedly connected with one side, far away from the clamping groove (16), of the inner wall of the circular groove (1401), and the other end of the spring (1403) is fixedly connected with one side, far away from the clamping groove (16), of the surface of the locking block (1402).

5. The cement bending and compression test device according to claim 1, wherein: the surface of the support (3) is fixedly connected with a stop block (20), and the stop block (20) is located below the clamping groove (16).