CN217717231U - Concrete test block compression testing machine - Google Patents

Abstract

The utility model discloses a concrete test block compression testing machine, which belongs to the technical field of concrete testing, and aims at the problem that a test block is easy to break, so that scraps can splash around, workers around the device are easy to hurt and the motion range of a pressing plate is difficult to intuitively obtain, and therefore a user cannot conveniently and accurately control the final position of the descending of the pressing plate; the utility model discloses can avoid the test piece to take place the broken back piece to the peripheral condition that leads to the user to receive the injury emergence of splashing to improved the device's safety in utilization, the piece that splashes simultaneously is arranged in the inside of fixed guard plate and activity guard plate, can convenient to use person clear up it.

Description

Concrete test block compression testing machine

Technical Field

The utility model belongs to the technical field of the concrete test, concretely relates to concrete test block compression testing machine.

Background

In the concrete industry, in order to judge whether concrete meets the building requirements, various performances of concrete need to be tested, and the compressive strength of concrete in the concrete test is one of main test objects and needs to be tested through a corresponding concrete test block pressure tester.

Concrete test block compression testing machine among the prior art produces certain pressure to the test piece through the vertical downstream of clamp plate through arranging the test piece in the bottom of clamp plate to realize the test of concrete test block pressure, when in-service use, have following problem:

(1) current concrete test block compression testing machine is at the in-process of test, and the test block takes place the breakage easily to can make the piece to splash all around, cause the injury to the staff that is in the device periphery easily, be unfavorable for the use.

(2) The final position that the clamp plate descends needs to be confirmed through observing many times when using to current concrete test block compression testing machine, and at the in-process of clamp plate operation, the user is difficult to audio-visually reachs the motion range of clamp plate to the user accurate control clamp plate final position that descends is not convenient for, is unfavorable for the use.

Therefore, need a concrete test block compression testing machine, the test piece that exists among the solution prior art takes place the breakage easily to can make the piece to splash all around, cause the injury and be difficult to the audio-visual motion range that reachs the clamp plate to the staff that is in the device periphery easily, thereby the accurate final position's that controls the clamp plate and descend problem of not convenient to use person.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete test block compression testing machine to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a concrete test block compression testing machine, includes the organism, the intermediate position department of organism internal surface bottom is fixed with two fixed protection plates that are T shape setting, the splice groove has been seted up on the surface at fixed protection plate both ends, two the intermediate position department at both ends is provided with the activity guard plate around the fixed protection plate, the both sides of activity guard plate extend to the inside in adjacent position splice groove, the jack has been seted up to the both sides on activity guard plate surface, the interior storehouse has been seted up to the inside of fixed protection plate, the intermediate position department of interior storehouse intracavity face rotates and is connected with the axis of rotation, one side that the axis of rotation was kept away from each other is passed the interior storehouse of adjacent position and is extended the outside of adjacent position fixed protection plate, the fixed cover in outer peripheral face that the axis of rotation is located the inside storehouse of adjacent position and is equipped with the gear, the meshing of the upper and lower both ends of gear has the rack, one side of rack is passed the interior storehouse of adjacent position and is extended the outside of adjacent position fixed protection plate, the inside of rack is inserted and is equipped with the location axle, location axle one end is passed the adjacent position rack and is fixed mutually with the inner chamber face in the adjacent position storehouse.

In the scheme, a transparent plate is fixed in the middle of the surface of the movable protection plate, a hydraulic cylinder is fixed at the top of the machine body, a pressing plate body is arranged at the top of the fixed protection plate, and the output end of the hydraulic cylinder penetrates through the machine body and is fixed with the surface of the pressing plate body.

It is worth further saying that scales are fixed to two sides of the inner surface of the machine body, connecting strips arranged in an L shape are fixed to two sides of the top of the pressing plate body, and an indicating rod is fixed to one side, away from each other, of each connecting strip.

It should be further noted that a second contact block is fixed at one end of each of the two adjacent racks, which is far away from each other, and a first contact block is fixed at two ends of the inner cavity surface of the inner cavity.

As a preferred embodiment, a fixing block is fixed on the outer surface of the fixing protection plate at a position located at the top of the adjacent position rotating shaft, a bolt is inserted through the middle position of the fixing block, a fixing groove is formed in the surface of the outer portion of the adjacent position fixing protection plate on the rotating shaft, and the bottom of the bolt extends to the inside of the adjacent position fixing groove.

As a preferred embodiment, a spring is sleeved on the outer peripheral surface of the part of the bolt located inside the adjacent position fixing block, a ring piece is arranged at the bottom of the spring, the middle position of the ring piece is fixed with the outer peripheral surface of the bolt located at the adjacent position, one end of the spring is fixed with the inner cavity surface of the adjacent position fixing block, and the other end of the spring is fixed with the surface of the ring piece located at the adjacent position.

Compared with the prior art, the utility model provides a pair of concrete test block compression testing machine includes following beneficial effect at least:

(1) Through extending to the intermediate position department that corresponds two splice grooves in position with the activity guard plate, through rotating the axis of rotation, thereby make gear and two racks of adjacent position take place the meshing effect, thereby make the rack can extend to the inside of adjacent position jack, thereby play the fixed action to the activity guard plate, thereby can avoid clamp plate body vertical downstream and test piece to take place when contradicting through sheltering from of fixed guard plate and activity guard plate, it takes place to lead to the test piece to take place the condition that the piece splashes to the periphery and leads to the user to receive the injury after broken, thereby the safety in utilization of the device has been improved, the piece that splashes simultaneously is arranged in the inside of fixed guard plate and activity guard plate, can convenient to use person clears up it, thereby the use convenience of the device has been improved, thereby the practicality of the device has been improved.

(2) Can the convenient to use person's sight see through the transparent plate and survey the test piece of arranging fixed guard plate and activity guard plate inside in, can drive the vertical downstream of indicator lever when the vertical downstream of clamp plate body to the scale mark through indicator lever and scale surface can draw the accurate numerical value of clamp plate body downstream, thereby the comparatively accurate control clamp plate body's of convenient to use person range of motion, thereby the accuracy of the device test has been improved, thereby the device's practicality has further been improved.

Drawings

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

fig. 2 is a schematic perspective view of a partial structure of the present invention;

fig. 3 is a schematic sectional view of the three-dimensional structure of the fixed guard of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention;

fig. 5 is a schematic sectional view of the partial structure of the present invention;

fig. 6 is an enlarged schematic view of the structure at B in fig. 5 according to the present invention.

In the figure: 1. a body; 2. fixing a protection plate; 3. a movable protection plate; 4. splicing grooves; 5. a transparent plate; 6. a jack; 7. a rotating shaft; 8. a fixed block; 9. an inner bin; 10. a gear; 11. a rack; 12. positioning the shaft; 13. a first contact block; 14. a second contact block; 15. a hydraulic cylinder; 16. a platen body; 17. a graduated scale; 18. a connecting strip; 19. an indication lever; 20. a bolt; 21. a spring; 22. a ring sheet; 23. and fixing the grooves.

Detailed Description

The present invention will be further described with reference to the following examples.

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will combine the drawings of the embodiments of the present invention to clearly and completely describe the technical solution of the embodiments of the present invention, and obviously, the described embodiments are a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative labor are within the scope of the protection of the present invention based on the described embodiments of the present invention.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be according to concrete condition do further adjustment the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of requiring protection.

Please refer to fig. 1-6, the utility model provides a concrete test block compression testing machine, including organism 1, the intermediate position department of organism 1 internal surface bottom is fixed with two fixed guard plates 2 that are the setting of T shape, concatenation groove 4 has been seted up on the surface at fixed guard plate 2 both ends, the intermediate position department at both ends is provided with movable guard plate 3 around two fixed guard plates 2, the both sides of movable guard plate 3 extend to the inside of adjacent position concatenation groove 4, jack 6 has been seted up to the both sides on movable guard plate 3 surface, interior storehouse 9 has been seted up to the inside of fixed guard plate 2, the intermediate position department of interior storehouse chamber of interior storehouse 9 rotates and is connected with axis of rotation 7, one side that axis of rotation 7 kept away from each other passes adjacent position interior storehouse 9 and extends the outside of adjacent position fixed guard plate 2, axis of rotation 7 is located the fixed cover of the outer peripheral face of the inside part of adjacent position interior storehouse 9 and is equipped with gear 10, the meshing has rack 11 in the upper and lower both ends of gear 10, one side of rack 11 passes adjacent position interior storehouse 9 and extends the outside of adjacent position and extends adjacent position fixed guard plate 2, thereby the inner chamber of rack 11 one end passes through the fixed guard plate 3 and inserts the corresponding effect of inserting of the fixed guard plate 3, thereby the inner chamber of inserting of the fixed guard plate 3 in the activity guard plate 3, the inner chamber of the corresponding in the test of activity guard plate, thereby the process is inserted the corresponding in the activity guard plate, the effect of the activity guard plate, the fixed guard plate, the inner chamber 3.

Further as shown in fig. 1, it is worth specifically explaining that a transparent plate 5 is fixed at a middle position on the surface of the movable protection plate 3, a hydraulic cylinder 15 is fixed at the top of the machine body 1, a pressing plate body 16 is arranged at the top of the fixed protection plate 2, an output end of the hydraulic cylinder 15 penetrates through the machine body 1 and is fixed on the surface of the pressing plate body 16, scale scales 17 are fixed on two sides of the inner surface of the machine body 1, connecting strips 18 arranged in an L shape are fixed on two sides of the top of the pressing plate body 16, an indication rod 19 is fixed on one side, away from the connecting strips 18, through starting the hydraulic cylinder 15, the output end of the hydraulic cylinder 15 can drive the pressing plate body 16 to vertically move downwards, in the process, under the connecting action of the connecting strips 18, the indication rod 19 can vertically move downwards, and the motion range of the pressing plate body 16 can be obtained by recording the scale pointed before the movement of the pressing plate body 16 and the scale pointed after the testing of the indication rod 19.

The scheme has the following working processes: in the actual use process, when a user needs to test, the two sides of the movable protection plate 3 need to extend to the insides of the splicing grooves 4 from the tops of the two splicing grooves 4 at the corresponding positions until the bottom of the movable protection plate 3 moves to be attached to the surface of the machine body 1, then the rotating shaft 7 is rotated, so that the gear 10 makes a circular motion, thereby the gear 10 is engaged with the two racks 11 at the adjacent positions, so that the two racks 11 at the adjacent positions move away from each other under the action force generated by the engagement, in the process of movement, the rack 11 can slide along the peripheral surface of the positioning shaft 12, so that the movement track of the rack 11 is limited by the positioning shaft 12 until one end of the rack 11 extends to the inside of the insertion hole 6 at the corresponding position, thereby fixing the movable protection plates 3, fixing the two movable protection plates 3 at the middle positions of the front and rear ends of the fixed protection plate 2, so that the peripheral position of the test block is surrounded by the fixed protection plate 2 and the movable protection plate 3, thereby having the protection function for a user during the test, and when the user tests, by controlling the hydraulic cylinder 15, so that the output end of the hydraulic cylinder 15 moves downward, thereby driving the platen body 16 to move vertically downward, under the connecting action of the connecting strips 18, the indicating rods 19 can move vertically and downwards until the surface of the bottom of the pressure plate body 16 is jointed with the surface of the top of the test block arranged inside the fixed protection plate 2 and the movable protection plate 3, after the scales on the surface of the graduated scale 17 pointed by the indicating rod 19 are recorded, the hydraulic cylinder 15 is controlled to move vertically downwards, therefore, the movement amplitude of the pressure plate body 16 can be intuitively obtained by observing the indicating rod 19 in the test process.

According to the working process, the following steps are known: through the inside that rack 11 embedding corresponds position jack 6, thereby play the fixed action to activity guard plate 3, can play the guard action to peripheral user under the sheltering from of fixed guard plate 2 with activity guard plate 3, thereby can avoid clamp plate body 16 vertical downstream to take place to contradict with the test piece and lead to the test piece to take place the condition emergence that the piece splashes and lead to the user to receive the injury after broken to the periphery through the sheltering from of fixed guard plate 2 with activity guard plate 3, thereby the safety in utilization of the device has been improved, the piece that splashes simultaneously is arranged in fixed guard plate 2 and activity guard plate 3's inside, can convenient to use person clears up it, thereby the convenience in use of the device has been improved, can drive the vertical downstream of indicator bar 19 during through the vertical downstream of clamp plate body 16, thereby the accurate numerical value of clamp plate body 16 downstream can be derived through the scale mark on indicator bar 19 and scale 17 surface, thereby the comparatively accurate motion range of control clamp plate body 16 of convenient to use person, thereby the accuracy of the device test has been improved.

Further as shown in fig. 4, it is worth specifically explaining that one end of each of the racks 11 at two adjacent positions away from each other is fixed with a second abutting block 14, two ends of the inner cavity surface of the inner cavity 9 are fixed with first abutting blocks 13, and the gears 10 perform circular motion to enable the two racks 11 at the adjacent positions to move in directions away from each other, so that the racks 11 can be conveniently separated from the inner part of the inner cavity 9 at the adjacent positions under the interference effect between the second abutting blocks 14 and the first abutting blocks 13.

Further as shown in fig. 6, it is worth specifically explaining that a fixing block 8 is fixed at a position on the outer surface of the fixing protection plate 2, which is located at the top of the adjacent position rotating shaft 7, a bolt 20 is inserted through the middle position of the fixing block 8, a fixing groove 23 is formed in the surface of the rotating shaft 7, which is located at the outer portion of the adjacent position fixing protection plate 2, the bottom of the bolt 20 extends to the inside of the adjacent position fixing groove 23, and the gear 10 is meshed with the two racks 11 at the adjacent position by rotating the rotating shaft 7, so that the bolt 20 penetrates through the adjacent position fixing block 8 and extends to the inside of the adjacent position fixing groove 23 after the racks 11 are embedded into the corresponding position insertion holes 6, thereby fixing the rotating shaft 7 and reinforcing the racks 11.

Further as shown in fig. 5, it is worth specifically describing that, a spring 21 is sleeved on an outer peripheral surface of a portion, located inside the adjacent position fixing block 8, of the bolt 20, a ring piece 22 is disposed at the bottom of the spring 21, an intermediate position of the ring piece 22 is fixed to an outer peripheral surface of the adjacent position bolt 20, one end of the spring 21 is fixed to an inner cavity surface of the adjacent position fixing block 8, and the other end of the spring 21 is fixed to a surface of the adjacent position ring piece 22, and through a connection relationship of the spring 21, when the bolt 20 is separated from the inside of the fixing groove 23, a resilience force of the adjacent position spring 21 needs to be overcome, so that when the bolt 20 is embedded into the inside of the adjacent position fixing groove 23, a fixing state of the rotating shaft 7 is more stable.

To sum up: the rack 11 is embedded into the corresponding position of the jack 6, thereby fixing the movable protection plate 3, can play a role in protecting peripheral users in the test process under the shielding of the fixed protection plate 2 and the movable protection plate 3, the fixed protection plate 2 and the movable protection plate 3 can shield the pressure plate body 16 from vertically moving downwards to collide with the test block, so that the situation that the test block is broken and then scraps splash to the periphery to cause injury to a user can be avoided, thereby improving the use safety of the device, simultaneously, the splashed fragments are arranged inside the fixed protection plate 2 and the movable protection plate 3, the user can clean the fragments conveniently, thereby improving the use convenience of the device, driving the indicating rod 19 to vertically move downwards when the pressure plate body 16 vertically moves downwards, so that the accurate value of the downward movement of the pressure plate body 16 can be obtained through the scale marks on the surfaces of the indication rod 19 and the scale 17, thereby facilitating the user to control the motion amplitude of the pressure plate body 16 more accurately, improving the test accuracy of the device, and by rotating the rotating shaft 7, so that the gear 10 is meshed with the two racks 11 at the adjacent positions, after the racks 11 are embedded into the jacks 6 at the corresponding positions, the latch 20 is passed through the adjacent position fixing block 8 and extended to the inside of the fixing groove 23 of the adjacent position, thereby fixing the rotating shaft 7 and reinforcing the rack 11, and through the connection relationship of the spring 21, so that the resilient force of the spring 21 in the adjacent position needs to be overcome when the latch 20 is released from the inside of the fixing groove 23, so that the fixing state of the rotation shaft 7 is more stable when the latch 20 is inserted into the inside of the adjacent position fixing groove 23.

The hydraulic cylinder 15 is commercially available, and the hydraulic cylinder 15 is provided with a power supply, as is known from the document with the prior art patent application number CN215339200U, so the latest prior art machine body 1 is a conventional product which is well known, belongs to the mature technology in the field, and is fully disclosed, and therefore, the description is not repeated.

Unless defined otherwise, technical or scientific terms used herein should be understood as commonly understood by one of ordinary skill in the art, and the use of the terms "comprising" or "including" and the like in the present invention is intended to mean that elements or items listed before the term encompass elements or items listed after the term and their equivalents, without excluding other elements or items, that "connected" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect, that "up", "down", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.

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 (6)

1. The utility model provides a concrete test block compression testing machine, includes organism (1), its characterized in that, the intermediate position department of organism (1) internal surface bottom is fixed with two fixed protection board (2) that are T shape setting, splice groove (4) have been seted up on the surface at fixed protection board (2) both ends, two the intermediate position department at both ends is provided with movable protection board (3) around fixed protection board (2), the both sides of movable protection board (3) extend to the inside in adjacent position splice groove (4), jack (6) have been seted up to the both sides on movable protection board (3) surface, interior storehouse (9) have been seted up to the inside of fixed protection board (2), the intermediate position department rotation of interior storehouse (9) cavity face is connected with axis of rotation (7), one side that axis of rotation (7) was kept away from each other is passed interior storehouse (9) of adjacent position and is extended the outside of adjacent position fixed protection board (2), the fixed cover that axis of rotation (7) is located the inside of adjacent position interior storehouse (9) of adjacent position is equipped with axis of rotation (10), the upper and both ends meshing of gear (10) have rack bar (11), one end is passed adjacent position (9) and is passed adjacent position (12) and adjacent position (12) adjacent position fix the outside and insert the location storehouse (12) of rack bar (12) and insert the inside the adjacent position (12) and be equipped with the adjacent position (11) and the outside and be equipped with the fixed gear bar (11), the fixed protection board (11) and the outside of the interior storehouse (11) and be equipped with the outside of the internal position (11) and fix the axle (9) and insert the outside of the axle And (9) fixing the inner cavity surface.

2. The concrete test block compression testing machine of claim 1, wherein: the improved structure is characterized in that a transparent plate (5) is fixed in the middle of the surface of the movable protection plate (3), a hydraulic cylinder (15) is fixed at the top of the machine body (1), a pressing plate body (16) is arranged at the top of the fixed protection plate (2), and the output end of the hydraulic cylinder (15) penetrates through the machine body (1) and is fixed with the surface of the pressing plate body (16).

3. The concrete test block compression testing machine of claim 2, wherein: scale (17) are fixed on two sides of the inner surface of the machine body (1), connecting strips (18) which are L-shaped are fixed on two sides of the top of the pressing plate body (16), and an indicating rod (19) is fixed on one side, away from each other, of each connecting strip (18).

4. The concrete test block compression testing machine of claim 1, wherein: two adjacent positions one end, far away from each other, of the rack (11) is fixed with a second contact block (14), and two ends of the inner cavity surface of the inner cavity (9) are fixed with first contact blocks (13).

5. The concrete test block compression testing machine of claim 1, wherein: the utility model discloses a fixed protection plate, including fixed guard plate (2), fixed guard plate (2) and fixed pin (23), the fixed guard plate is fixed with fixed block (8) in the position department that the surface is located adjacent position axis of rotation (7) top, the intermediate position department of fixed block (8) runs through to be inserted and is equipped with bolt (20), fixed slot (23) have been seted up on the surface that axis of rotation (7) are located adjacent position fixed guard plate (2) outside part, the bottom of bolt (20) extends to the inside of adjacent position fixed slot (23).

6. The concrete test block compression testing machine of claim 5, wherein: the outer peripheral face cover that bolt (20) are located adjacent position fixed block (8) inside part is equipped with spring (21), the bottom of spring (21) is provided with ring piece (22), the intermediate position of ring piece (22) is fixed mutually with the outer peripheral face of adjacent position bolt (20), the one end of spring (21) is fixed mutually with the inner chamber face of adjacent position fixed block (8), the other end of spring (21) is fixed mutually with the surface of adjacent position ring piece (22).

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