CN212363961U

CN212363961U - Concrete slab hardness detection device for building

Info

Publication number: CN212363961U
Application number: CN202020747432.XU
Authority: CN
Inventors: 吴子伟
Original assignee: Guangdong Xiongtong Construction Engineering Co ltd
Current assignee: Guangdong Xiongtong Construction Engineering Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-01-15
Anticipated expiration: 2030-05-09

Abstract

The utility model discloses a concrete slab hardness testing device for building, including the bottom plate, four landing legs of top surface fixedly connected with of bottom plate, the same U type groove of top surface fixedly connected with of four landing legs. The utility model discloses an electric telescopic handle function, effectually fix panel between second compact heap and movable block, and under compression spring's setting, make the effectual buffering that obtains of second compact heap, avoid pressure too big with the concrete slab crushing, barrel and first compact heap are closely laminated with concrete slab's top surface in step simultaneously, the fixed power to panel has further been increased, the in-process that detects concrete slab is being carried out simultaneously, because concrete slab punches the side of department and passes through the effectual clamp of movable block and second compact heap, and then the effectual vibration that has reduced concrete slab punching in-process, the inside slack degree that leads to because the vibration of concrete slab has further also been alleviateed, make the hardness detect more accurate.

Description

Concrete slab hardness detection device for building

Technical Field

The utility model relates to a building technical field, concretely relates to concrete slab hardness detection device for building.

Background

Concrete is a general term for engineering composite materials formed by cementing aggregate into a whole by cementing materials, and the term concrete generally refers to cement as the cementing materials and sand and stone as the aggregate; the concrete is widely applied to building engineering, but in a building structure, the hardness of the concrete is particularly important, and the firmness of the building structure can be ensured only by ensuring the hardness of the concrete, so that the service life of the building structure is prolonged. Therefore, the hardness of the concrete needs to be tested before the concrete is used. Present concrete slab detection device is for more accurate detection the hardness of concrete, mostly all carry out hardness detection in many places of horizontal surface, and present concrete slab detection device generally all is four sides to concrete slab and fixes, detect the in-process that punches many times like this, the vibration makes the structure lax of concrete middle part large tracts of land, make the following detection precision more and more low like this, and then can't effectual assurance hardness detect, further can't guarantee building structure's firmly also at the in-process that uses, make personnel's safety seriously reduce.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of the existence, the utility model provides a concrete slab hardness testing device for building.

The utility model discloses a realize through following technical scheme:

a concrete slab hardness detection device for buildings comprises a bottom plate, wherein four supporting legs are fixedly connected to the top surface of the bottom plate, the top surfaces of the four supporting legs are fixedly connected with the same U-shaped groove, U-shaped chutes are symmetrically and fixedly connected to the two ends of the U-shaped groove, a through hole is formed in one side wall of the U-shaped groove, a T-shaped chute is formed in the inner side of the other side of the U-shaped groove, a T-shaped sliding block is arranged in the T-shaped chute and is in sliding connection with the T-shaped sliding block in a fit mode, a moving block is arranged in the U-shaped groove, the bottom surface of the moving block is in sliding connection with the inner bottom surface of the U-shaped groove in a fit mode, the two ends of the side of the moving block are in sliding connection with the two inner side walls of the U-shaped groove in a, the two ends of the second threaded rod respectively penetrate through the supporting rods and are rotationally connected with the supporting rods, the two ends of the second threaded rod outside the space between the two supporting rods are respectively sleeved with a retaining ring, the retaining rings are fixedly connected with the second threaded rod, the retaining rings are attached to the supporting rods, one end of the bottom surface of the top plate is fixedly connected with a motor, the output end of the motor is fixedly connected with one end of the second threaded rod, the second threaded rod is in threaded connection with a nut block, the top surface of the nut block is attached to the bottom surface of the top plate in a sliding manner, a transverse plate is fixedly connected to the bottom end of one side of the nut block, an electric telescopic rod is fixedly connected to one end of the bottom surface of the transverse plate, a fixed rod is fixedly connected to the bottom surface of the extending end of the electric telescopic rod, a spring cylinder is fixedly connected to the bottom surface of the fixed rod, the bottom surface of the sliding block is fixedly connected with a sliding rod, the bottom surface of the sliding rod penetrates through the spring barrel and is in fit sliding connection with the spring barrel, the bottom surface of the sliding rod is fixedly connected with a second pressing block, one side of the second pressing block is fixedly connected with a barrel body, one side of the electric telescopic rod is fixedly connected with a fixed plate, the bottom surface of the fixed plate is fixedly connected with a hydraulic cylinder, the extension end of the hydraulic cylinder is fixedly connected with a detection rod, the upper part of the detection rod is symmetrically and fixedly connected with connecting rods, one end of each connecting rod is fixedly connected with the inner side of the same brush barrel, brushes on the outer side wall of the brush barrel are in fit connection with the inner side wall of the barrel body, one side of the bottom surface of the transverse plate is fixedly connected with an L-shaped rod, one end of a transverse rod of the L-shaped rod in the through hole extends into the through hole and, the utility model discloses a clamping device for clamping a workpiece, including first compact heap, second compact heap, nut barrel, baffle ring, first compact heap lateral wall, first compact heap, second compact heap, first threaded rod, nut barrel, baffle ring, nut barrel, first compact heap lateral wall, first compact heap is in the positive side of second compact heap, the side of second compact heap is equipped with first threaded rod, the one end of first threaded rod and one side fixed connection of second compact heap, the cover has nut barrel and rather than threaded connection on the first threaded rod, one side outer wall fixedly connected with hand (hold) of nut barrel, the cover has first compact heap and rather than swivelling joint on the nut barrel, one side of first compact heap is overlapped and is connected with the laminating of first compact heap lateral wall, first compact heap is in the positive side of second compact heap, the bottom surface of second.

Preferably, the electric telescopic rod and the motor are electrically connected with a power supply.

Preferably, the cross sections of the sliding block and the sliding rod are square.

Preferably, the hydraulic cylinder is communicated with the hydraulic station through a pipeline.

Compared with the prior art, the beneficial effects of the utility model are that: through the operation of the motor, the positions of the moving block and the second pressing block are adjusted, the punching detection position of the concrete plate is adjusted, then the operation of the electric telescopic rod is performed, the plate is effectively fixed between the second pressing block and the moving block, in the descending process, the second pressing block is effectively buffered under the arrangement of the pressure spring, the concrete plate is prevented from being crushed by too large pressure, meanwhile, the cylinder and the first pressing block are synchronously and tightly attached to the top surface of the concrete plate, the fixing force to the plate is further increased, the concrete plate is more stable on a U-shaped groove, in the detection process of the concrete plate, the scrap foam particles generated in the detection process of the detection rod can not splash around through the arrangement of the cylinder, and the detection is performed, because the side end of the punching position of the concrete plate is effectively clamped by the moving block and the second pressing block, and then effectual concrete slab that has reduced the vibration of in-process that punches, further alleviateed the inside laxity degree that leads to because the vibration of concrete slab for hardness detection's more accurate.

Drawings

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

figure 2 is a side view of the structure of the present invention;

fig. 3 is a partial top view of the structure of the present invention;

fig. 4 is a partial top view of the structure of the present invention;

in the figure: the device comprises a bottom plate 1, supporting legs 2, supporting rods 3, a U-shaped chute 4, a U-shaped groove 5, a through hole 6, a nut barrel 7, a handle 8, a first pressing block 9, a stop ring 10, a first threaded rod 11, a moving block 12, a barrel body 13, a detection rod 14, a brush barrel 15, a connecting rod 16, a hydraulic cylinder 17, a nut block 18, a second threaded rod 19, a transverse plate 20, an electric telescopic rod 21, a spring barrel 22, a spring 23, a sliding block 24, a sliding rod 25, a second pressing block 26, a stop ring 27, a motor 28, a top plate 29, a T-shaped chute 30, a T-shaped sliding block 31, an L-shaped rod 32, a guide rod 33, a fixing rod 34 and a.

Detailed Description

The invention will be described in further detail with reference to the following detailed description and accompanying drawings:

as shown in fig. 1, 2, 3 and 4, a concrete slab hardness testing device for buildings comprises a bottom plate 1, wherein four supporting legs 2 are fixedly connected to the top surface of the bottom plate 1, the top surface of the four supporting legs 2 is fixedly connected with a same U-shaped groove 5, two ends of the U-shaped groove 5 are symmetrically and fixedly connected with U-shaped chutes 4, one side wall of the U-shaped groove 5 is provided with a through hole 6, the inner side of the other side of the U-shaped groove 5 is provided with a T-shaped chute 30, a T-shaped sliding block 31 is arranged in the T-shaped chute 30 and is in sliding fit connection with the T-shaped sliding block, a moving block 12 is arranged in the U-shaped groove 5, the bottom surface of the moving block 12 is in sliding fit with the inner bottom surface of the U-shaped groove 5, two ends of the moving block 12 are in sliding fit with two inner side walls of the U-shaped groove 5, the top surfaces of the two support rods 3 are fixedly connected with a same top plate 29, a second threaded rod 19 is arranged between the two support rods 3, two ends of the second threaded rod 19 respectively penetrate through the support rods 3 and are in rotary connection with the support rods 3, two ends of the second threaded rod 19 outside the two support rods 3 are sleeved with check rings 27, the check rings 27 are fixedly connected with the second threaded rod 19, the check rings 27 are connected with the support rods 3 in a laminating manner, one end of the bottom surface of the top plate 29 is fixedly connected with a motor 28, the output end of the motor 28 is fixedly connected with one end of the second threaded rod 19, the second threaded rod 19 is in threaded connection with a nut block 18, the top surface of the nut block 18 is in sliding connection with the bottom surface of the top plate 29 in a laminating manner, a transverse plate 20 is fixedly connected with the bottom end of one side of the nut block 18, an electric telescopic rod 21 is fixedly connected with one end of, the bottom surface of the fixed rod 34 is fixedly connected with a spring barrel 22, the inner side of the spring barrel 22 is attached with a sliding block 24 in a sliding manner, a spring 23 is fixedly connected between the top surface of the sliding block 24 and the inner top surface of the spring barrel 22, the bottom surface of the sliding block 24 is fixedly connected with a sliding rod 25, the bottom surface of the sliding rod 25 penetrates through the spring barrel 22 and is attached with the spring barrel in a sliding manner, the bottom surface of the sliding rod 25 is fixedly connected with a second pressing block 26, one side of the second pressing block 26 is fixedly connected with a barrel body 13, one side of the electric telescopic rod 21 is fixedly connected with a fixed plate 35, the bottom surface of the fixed plate 35 is fixedly connected with a hydraulic cylinder 17, the extension end of the hydraulic cylinder 17 is fixedly connected with a detection rod 14, the upper symmetry of the detection rod 14 is fixedly connected with connecting rods 16, one end of the two connecting rods 16 is, an L-shaped rod 32 is fixedly connected to one side of the bottom surface of the transverse plate 20, one end of a cross rod of the L-shaped rod 32 extends into the through hole 6 and is in sliding connection with the through hole, one end of a cross rod of the L-shaped rod 32 in the through hole 6 is fixedly connected with one side of the moving block 12, the moving block 12 and the second pressing block 26 are on the same vertical line, one side of the second pressing block 26 is fixedly connected with a guide rod 33, a first threaded rod 11 is arranged at the side end of the guide rod 33, one end of the first threaded rod 11 is fixedly connected with one side of the second pressing block 26, a nut barrel 7 is sleeved on the first threaded rod 11 and is in threaded connection with the first threaded rod 11, a handle 8 is fixedly connected to the outer wall of one side of the nut barrel 7, a first pressing block 9 is sleeved on the nut barrel 7 and is in rotating connection with the nut barrel, one side of the first pressing block 9 is sleeved on the guide rod 33 and is in sliding connection with the guide rod 33, and retaining rings 10 are sleeved on, one side of the baffle ring 10 is attached to and connected with the side wall of the first pressing block 9, the first pressing block 9 is arranged on the front side of the second pressing block 26, and the bottom surface of the second pressing block 26 and the bottom surface of the first pressing block 9 are on the same horizontal plane.

The electric telescopic rod 21 and the motor 28 are electrically connected with a power supply.

The cross sections of the sliding block 24 and the sliding rod 25 are square.

The hydraulic cylinder 17 is communicated with the hydraulic station through a pipeline.

The working principle is as follows: when the utility model is used, firstly, a concrete slab is placed on the U-shaped groove 5, then the motor 28 is started to operate, and further the output end drives the second threaded rod 19 to rotate, and in the process of rotating the second threaded rod 19, the nut block 18 which is in threaded connection on the second threaded rod 19 is attached to the bottom surface of the top plate 29 to move, and further the transverse plate 20 and the L-shaped rod 32 are driven to synchronously move, in the process of moving the L-shaped rod 32, the moving block 12 which is fixedly connected with one end of the L-shaped rod 32 is synchronously moved in the U-shaped groove 5, meanwhile, the transverse plate 20 drives the electric telescopic rod 21 and the structure which is fixedly connected with the extension end thereof to synchronously move, thus the punching detection position of the slab is adjusted, then the electric telescopic rod 21 is started to operate, so that the extension end pushes the spring cylinder 22, the sliding rod 25 and the second pressing block 26 descend, and further the slab is effectively fixed between the, in the descending process, under the arrangement of the pressure spring 23 and the sliding block 24, the second pressing block 26 is effectively buffered, the concrete slab is prevented from being crushed by too large pressure, meanwhile, the cylinder body 13 and the first pressing block 9 are synchronously and tightly attached to the top surface of the concrete slab, the fixing force on the concrete slab is further increased, the concrete slab is more stable on the U-shaped groove 5, then the hydraulic cylinder 17 is started by the controller to descend to detect the concrete slab, in the process that the detection rod 14 is driven by the extension end to descend, the brush cylinder 15 fixedly connected to the detection rod 14 synchronously descends to extend into the cylinder body 13, then through the arrangement of the cylinder body 13, the scrap foam particles generated in the detection process of the detection rod 14 are prevented from splashing around, and the detection is carried out, because the side end of the punching hole of the concrete slab is effectively clamped by the movable block 12 and the second pressing block 26, further effectively reducing the vibration in the concrete plate punching process, further reducing the relaxation degree caused by the vibration in the concrete plate, enabling the hardness detection to be more accurate, after a hole is detected, starting the electric telescopic rod 21 to ascend to perform the next hardness detection, in the ascending process of the cylinder body 13, effectively cleaning the powder adhered on the inner side wall of the cylinder body 13 through the arrangement of the brush cylinder 15, then starting the upward operation of the hydraulic cylinder 17, enabling the detection rod 14 and the brush cylinder 15 to synchronously move upwards, enabling the powder adhered on the inner side wall of the cylinder body 13 to be more thoroughly cleaned, then enabling the detection rod 14 and the second pressing block 26 to transversely move through the operation of the motor 28, performing the next hardness detection, wherein the detection mode is the same as the above, and the distance between the first pressing block 9 and the second pressing block 26 can be adjusted, during the adjustment, make nut barrel 7 rotatory on first threaded rod 11 through hand (hold) 8, and then make first compact heap 9 horizontal migration under the direction of guide bar 33, and then realize the regulation of distance between first compact heap 9 and the second compact heap 26, make concrete slab fixed more firm, fall the sweeps in U type groove 5 after punching, accessible movable block 12 round trip movement in U type groove 5, push down its sweeps from U type chute 4 of the both sides of U type groove 5 and go to collect.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a concrete slab hardness testing device for building, includes bottom plate (1), its characterized in that: the top surface of the bottom plate (1) is fixedly connected with four supporting legs (2), the top surfaces of the four supporting legs (2) are fixedly connected with the same U-shaped groove (5), two ends of the U-shaped groove (5) are symmetrically and fixedly connected with U-shaped chutes (4), one side wall of the U-shaped groove (5) is provided with a through hole (6), the inner side of the other side of the U-shaped groove (5) is provided with a T-shaped chute (30), a T-shaped sliding block (31) is arranged in the T-shaped chute (30) and is in sliding connection with the T-shaped sliding block in a fit manner, a moving block (12) is arranged in the U-shaped groove (5), the bottom surface of the moving block (12) is in sliding connection with the inner bottom surface of the U-shaped groove (5) in a fit manner, two ends of the side of the moving block (12) are in sliding connection with two inner side walls of the U-shaped groove (, the top surfaces of the two support rods (3) are fixedly connected with the same top plate (29), a second threaded rod (19) is arranged between the two support rods (3), the two ends of the second threaded rod (19) respectively penetrate through the support rods (3) and are connected with the support rods in a rotating mode, check rings (27) are sleeved at the two ends of the outer second threaded rod (19) between the two support rods (3), the check rings (27) are fixedly connected with the second threaded rod (19), the check rings (27) are connected with the support rods (3) in a laminating mode, one end of the bottom surface of the top plate (29) is fixedly connected with a motor (28), the output end of the motor (28) is fixedly connected with one end of the second threaded rod (19), a nut block (18) is connected onto the second threaded rod (19) in a threaded mode, the top surface of the nut block (18) is connected with the bottom surface of the top plate (29) in a laminating sliding mode, a transverse plate (20, an electric telescopic rod (21) is fixedly connected to one end of the bottom surface of the transverse plate (20), a fixing rod (34) is fixedly connected to the bottom surface of the extending end of the electric telescopic rod (21), a spring barrel (22) is fixedly connected to the bottom surface of the fixing rod (34), a sliding block (24) is attached to the inner side of the spring barrel (22) in a sliding manner, a spring (23) is fixedly connected between the top surface of the sliding block (24) and the inner top surface of the spring barrel (22), a sliding rod (25) is fixedly connected to the bottom surface of the sliding rod (25), the spring barrel (22) penetrates through the bottom surface of the sliding rod (25) and is attached to the sliding rod in a sliding manner, a second pressing block (26) is fixedly connected to the bottom surface of the sliding rod (25), a barrel body (13) is fixedly connected to one side of the second pressing block (26), a fixing plate (35) is fixedly, the extension end of the hydraulic cylinder (17) is fixedly connected with a detection rod (14), the upper portion of the detection rod (14) is symmetrically and fixedly connected with connecting rods (16), one end of each connecting rod (16) is fixedly connected with the inner side of the same brush barrel (15), brushes on the outer side wall of the brush barrels (15) are attached to the inner side wall of the barrel body (13), an L-shaped rod (32) is fixedly connected to one side of the bottom surface of the transverse plate (20), one end of a cross rod of the L-shaped rod (32) extends into the through hole (6) and is in sliding connection with the through hole, one end of the cross rod of the L-shaped rod (32) in the through hole (6) is fixedly connected with one side of a moving block (12), the moving block (12) and the second pressing block (26) are on the same vertical line, one side of the second pressing block (26) is fixedly connected with a guide rod (33), and a first threaded rod (11), one end of the first threaded rod (11) is fixedly connected with one side of the second pressing block (26), the first threaded rod (11) is sleeved with a nut barrel (7) and is in threaded connection with the nut barrel, a handle (8) is fixedly connected with the outer wall of one side of the nut barrel (7), a first pressing block (9) is sleeved on the nut barrel (7) and is rotationally connected with the nut barrel, one side of the first pressing block (9) is sleeved on the guide rod (33) and is jointed and slidably connected with the guide rod, the nut barrels (7) at two sides of the first pressing block (9) are sleeved with baffle rings (10) and fixedly connected with the baffle rings, one side of the baffle ring (10) is attached and connected with the side wall of the first pressing block (9), the first pressing block (9) is arranged on the front side of the second pressing block (26), and the bottom surface of the second pressing block (26) and the bottom surface of the first pressing block (9) are on the same horizontal plane.

2. A concrete slab hardness testing apparatus for building according to claim 1 wherein: the electric telescopic rod (21) and the motor (28) are electrically connected with a power supply.

3. A concrete slab hardness testing apparatus for building according to claim 1 wherein: the cross sections of the sliding block (24) and the sliding rod (25) are square.

4. A concrete slab hardness testing apparatus for building according to claim 1 wherein: the hydraulic cylinder (17) is communicated with the hydraulic station through a pipeline.