CN217053549U - Construction engineering quality testing is with ware that breaks ground - Google Patents

Abstract

The utility model relates to a building engineering quality testing technique field specifically discloses a construction engineering quality detects uses demolition ware, including demolition mechanism and buffer gear, buffer gear includes the baffle-box, a plurality of connecting rods, place the case, a plurality of buffer spring, the connecting plate, the removal portion, the buffering gear, the pivot, two transpositions and a plurality of rotation portion, it slides in the baffle-box to place the case, baffle-plate and connecting plate all slide and placing the incasement, the equal fixed connection baffle-box internal surface of a plurality of buffer spring and connecting plate, the equal fixed connection demolition mechanism of a plurality of connecting rods and placing the case, the removal portion is fixed on the baffle-box internal surface, and mesh buffering gear, the equal fixed connection connecting plate of two transpositions, and rotate and connect the pivot, buffering gear is fixed in the pivot, the equal fixed connection connecting plate of a plurality of rotation portions and pivot, the utility model provides a problem that demolition ware collides easily when removing with the barrier and can lead to the great damage of demolition ware among the prior art The title is obtained.

Description

Construction engineering quality detects uses broken native ware

Technical Field

The application relates to the technical field of construction engineering quality detection, and particularly discloses a soil breaker for construction engineering quality detection.

Background

The quality detection of the construction project refers to the activity of testing and determining the quality characteristics of materials, construction parts, equipment, the quality of engineering entities, the use function and the like of the construction project according to related national laws, regulations, mandatory standards of the construction project and design files.

Can adopt the breaker when carrying out building engineering quality testing, current breaker collides with the barrier easily when removing, leads to great damage and economic loss of breaker.

In view of the above, the present invention provides a soil breaker for detecting quality of construction works, so as to solve the problem that the soil breaker is likely to collide with an obstacle when moving, which may cause great damage to the soil breaker.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a construction engineering quality detects uses the ware that breaks to solve among the prior art the ware that breaks and collide the problem that can lead to the great damage of the ware that breaks with the barrier easily when removing.

In order to achieve the above object, the utility model discloses a basic scheme provides a construction engineering quality testing is with ware that breaks ground: the device comprises a ground breaking mechanism for breaking ground, a pushing mechanism for pushing the ground breaking mechanism and a buffer mechanism;

the buffer mechanism comprises a buffer box with an opening on the side surface, a plurality of connecting rods, a first buffer unit and a second buffer unit, wherein the first buffer unit comprises a placing box with an opening on the top surface, a bottom surface and a side surface, a buffer plate, a plurality of buffer springs and a connecting plate;

the second buffer unit comprises a moving part, a buffer gear, a rotating shaft, two rotary seats and a plurality of rotating parts, the moving part comprises a moving plate, a toothed plate and an elastic block, the rotating parts comprise two baffles, rotary pipes, a pull rope, a pull block, two pulling springs and a fixed plate, the moving plate is fixed on the inner side surface of the buffer box, the toothed plate is fixed on the top surface of the moving plate, the elastic block is fixed on one ends, close to the connecting plate, of the toothed plate and the moving plate, the two rotary seats are fixedly connected with the connecting plate, the other end of the rotary shafts are rotatably connected with one end of the rotating shaft, the buffer gear and the rotary pipes are fixed on the rotating shaft, the buffer gear is meshed with the toothed plate, the two baffles are respectively fixed on two ends of the rotary pipes, one end of the pull rope is fixedly connected with the rotary pipes, the other end of the pull block is fixedly connected with the two pulling springs on the bottom surface of the pull block, the two pulling springs are fixed on the top surface of the fixed plate, the fixed plate is fixed on the connecting plate, the pushing mechanism is fixedly connected with the soil breaking mechanism.

Compared with the prior art, the utility model discloses an effect: when the soil breaking mechanism collides with the barrier, the buffer box body can be collided to the barrier by the soil breaking mechanism and can be rapidly contacted with the barrier, then the placing box can move relative to the buffer box, the placing box can extrude the buffer plate, then the buffer plate can extrude the connecting plate, the connecting plate can extrude the buffer spring, the buffer spring can extrude the buffer box, the buffer springs and the buffer plate can buffer the placing box and consume part of kinetic energy of the soil breaking mechanism, meanwhile, the toothed plate can rotate relative to the buffer gear, the buffer gear can drive the rotating shaft to rotate together, the rotating shaft can drive the rotating pipes to rotate together, the rotating pipes start to wind the stay ropes, the stay ropes can pull the pulling blocks and the pulling springs and eliminate most of the kinetic energy of the soil breaking mechanism, the soil breaker for quality detection of construction engineering adopts the second buffer unit to buffer and eliminate most of the kinetic energy brought by the soil breaking mechanism, the damage degree of the soil breaker caused by collision between the soil breaker and the barrier when the soil breaker moves is reduced, and the safety of the soil breaking mechanism is improved; the first buffer unit can buffer and eliminate partial kinetic energy of the ground breaking mechanism, so that the safety of the ground breaking mechanism is further improved; adopt pushing mechanism can be convenient for the staff to the promotion of mechanism that breaks ground, improved the efficiency that the staff broke ground.

Further, the soil breaking mechanism comprises a hydraulic cylinder, four walking units, a supporting box with an opening on the bottom surface, a connecting unit, a rotating unit and a plurality of soil breaking knives, the connecting unit comprises a first connecting block and a second connecting block, the rotating unit comprises a rotating plate and two rotating parts, the rotating parts comprise rotating rods, pull plates, a plurality of fixed threaded rods, a plurality of fixed nuts, a soil breaking plate and a butting plate, the bottom surface of the supporting box is fixedly connected with the four walking units, the hydraulic cylinder is fixed on the top surface of the supporting box, one end of the first connecting block is fixedly connected with the free end of the hydraulic cylinder, the other end of the first connecting block is rotatably connected with the second connecting block, the second connecting block is fixed on one end of the top surface of the rotating plate, the rotating plate is rotatably connected with the inner side surface of the supporting box, one end of the rotating rod is fixedly connected with the bottom surface of the rotating plate, the other end of the pull plate is fixedly connected with the abutting plate and fixed on the side surface of the pull plate, a plurality of soil breaking holes are formed in the soil breaking knife, one end of the soil breaking plate is fixedly connected with the plurality of the soil breaking knives, the other end is fixedly connected with a plurality of fixed threaded rods, the fixed threaded rods penetrate through the soil breaking holes and are in threaded connection with fixing nuts, and the fixing nuts are abutted to the top surface of the abutting plate.

Compared with the prior art, the utility model discloses an effect: the pneumatic cylinder can carry out the regulation of position for the sword that breaks ground when the sword that breaks ground, and the sword that breaks ground of being convenient for breaks ground fast at the during operation and removes, has improved the practicality of the sword that breaks ground, and two rotating parts can avoid rotating the mechanism that breaks ground when the sword that breaks ground makes a round trip to break ground, have improved the work efficiency of the sword that breaks ground.

Further, two rotating parts are arranged along the center line of the rotating plate symmetrically.

Compared with the prior art, the utility model discloses an effect: two rotating parts are arranged along the center line symmetry of rotor plate, can be in the relative balance of the out-of-operation maintenance rotor plate atress of pneumatic cylinder, have increased the life of rotor plate.

Furthermore, the walking unit comprises walking wheels and a walking plate, one end of the walking plate is fixed on the bottom surface of the supporting box, and the other end of the walking plate is rotatably connected with the walking wheels.

Compared with the prior art, the utility model discloses an effect: the walking board is fixed on the supporting box bottom surface, can increase the distance between supporting box bottom surface and the walking wheel, has reduced subaerial earth to the adhering to of supporting box, has reduced the clearance cost of supporting box.

Further, pushing mechanism is including pushing away frame, two push pedals and two spacing units, two push pedal homogeneous end fixed connection supporting box lateral surfaces, and the other end rotates to be connected and pushes away the frame, and spacing unit includes stopper and spacing pipe, and spacing pipe is fixed on the supporting box lateral surface, and stopper one end sliding connection pushes away the frame, and the other end inserts in spacing pipe, and two spacing pipes are all not at supporting box and push away between the frame.

Compared with the prior art, the utility model discloses an effect: the pushing frame can be convenient for the pushing of a worker to the supporting box, the comfort of the worker for breaking soil is improved, the limiting unit can fix the pushing frame, and the stability of the position of the pushing frame is guaranteed.

Further, still include two placement mechanisms that are used for placing two stoppers, placement mechanism is including placing piece, two limiting plates, placing the dish and placing the threaded rod, places piece and two limiting plates and all fixes on supporting the roof surface, and two limiting plates are fixed respectively on placing two opposite flanks of piece, places threaded rod one end threaded connection and places the piece, and other end fixed connection places the dish, and it is corresponding with the stopper to place the piece.

Compared with the prior art, the utility model discloses an effect: place piece and two limiting plates and can carry on spacingly to the stopper when pushing away the frame and being parallel with the supporting box side, can improve space utilization when broken ground mechanism does not work, place the threaded rod and place the dish and can improve the stability that the stopper butt placed the position when the piece.

Furthermore, the support box further comprises two positioning plates, the two positioning plates are fixed at two ends of the outer side face of the support box respectively, the pushing frame is arranged between the two positioning plates, and a plurality of positioning threaded holes are formed in the two positioning plates.

Compared with the prior art, the utility model discloses an effect: a plurality of locating screw holes have all been seted up on two locating plates, can let two locating plates conveniently carry out threaded connection with external pulling equipment, have improved the practicality of supporting box.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a front view of an embodiment of the soil breaker for quality inspection of construction works of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a partial enlarged view of portion A of FIG. 2;

FIG. 4 is a partial enlarged view of portion B of FIG. 2;

FIG. 5 is an enlarged view of a portion C of FIG. 2;

fig. 6 is a schematic view of the structure of the placing case of fig. 2.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: locating plate 1, supporting box 2, pneumatic cylinder 3, connecting rod 4, buffer box 5 pushes away frame 6, stopper 7, rotor plate 8, broken soil sword 9, fixed threaded rod 10 places case 11, buffer gear 12, and threaded rod 14 is placed to pivot 13.

The embodiment is as follows:

the utility model discloses a concrete implementation process: a soil breaker for detecting the quality of construction engineering is shown in figures 2, 4 and 6 and comprises a soil breaking mechanism for breaking soil, a pushing mechanism for pushing the soil breaking mechanism and a buffer mechanism;

the buffer mechanism comprises a buffer box 5 with an opening on the side surface, a plurality of connecting rods 4, a first buffer unit and a second buffer unit, the first buffer unit comprises a placing box 11 with an opening on the top surface, the bottom surface and the side surface, a buffer plate, a plurality of buffer springs and a connecting plate, the placing box 11 slides in the buffer box 5, the buffer plate and the connecting plate slide in the placing box 11 and abut against the inner bottom surface and the inner top surface of the buffer box 5, the connecting plate is fixedly connected with the buffer plate, the uniform ends of the plurality of buffer springs are fixedly connected with the inner surface of the buffer box 5, the other end of the plurality of connecting rods 4 are fixedly connected with a soil breaking mechanism, and the side surface of the buffer box 5 at the other end is opened and fixedly connected with the placing box 11;

the second buffer unit comprises a moving part, a buffer gear 12, a rotating shaft 13, two rotary seats and a plurality of rotating parts, the moving part comprises a moving plate, a toothed plate and an elastic block, the rotating part comprises two baffles, rotary pipes, a pull rope, a pull block, two pulling springs and a fixed plate, the moving plate is fixed on the inner side surface of the buffer box 5, the toothed plate is fixed on the top surface of the moving plate, the elastic block is fixed on one ends, close to the connecting plate, of the toothed plate and the moving plate, the connecting plate is fixedly connected with one ends of the two rotary seats, the other ends of the two rotary seats are rotatably connected with one end of the rotating shaft 13, the buffer gear 12 and the rotary pipes are both fixed on the rotating shaft 13, the buffer gear 12 is meshed with the toothed plate, the two baffles are respectively fixed on two ends of the rotary pipes, one end of the pull rope is fixedly connected with the rotary pipes, the other end of the pull block is fixedly connected with the pull block, the bottom surface of the pull spring is fixedly connected with the two pulling springs which are fixed on the top surface of the fixed plate, the fixed plate is fixed on the connecting plate, the pushing mechanism is fixedly connected with the soil breaking mechanism.

As shown in FIG. 2 and FIG. 3, the ground breaking mechanism comprises a hydraulic cylinder 3, four walking units, a supporting box 2 with an opening on the bottom surface, a connecting unit, a rotating unit and a plurality of ground breaking knives 9, the connecting unit comprises a first connecting block and a second connecting block, the rotating unit comprises a rotating plate 8 and two rotating parts, each rotating part comprises a rotating rod, a pulling plate, a plurality of fixed threaded rods 10, a plurality of fixed nuts, a ground breaking plate and a butting plate, the bottom surface of the supporting box 2 is fixedly connected with the four walking units, the hydraulic cylinder 3 is fixed on the top surface of the supporting box 2, one end of the first connecting block is fixedly connected with the free end of the hydraulic cylinder 3, the other end of the first connecting block is rotatably connected with the second connecting block, the second connecting block is fixed on one end of the top surface of the rotating plate 8, the rotating plate 8 is rotatably connected with the inner side surface of the supporting box 2, one end of the rotating rod is fixedly connected with the bottom surface of the rotating plate 8, the other end is fixedly connected with the pulling plate, the butting plate is fixed on the side surface of the pulling plate, and a plurality of soil breaking holes are formed, one end of the soil breaking plate is fixedly connected with a plurality of soil breaking knives 9, the other end of the soil breaking plate is fixedly connected with a plurality of fixed threaded rods 10, the fixed threaded rods 10 penetrate through the soil breaking holes and are in threaded connection with fixed nuts, and the fixed nuts are abutted against the top surface of the abutting plate.

As shown in fig. 2, the two rotation portions are symmetrically arranged along the center line of the rotation plate 8.

As shown in fig. 1 and 2, the walking unit includes a walking wheel and a walking plate, one end of the walking plate is fixed on the bottom surface of the supporting box 2, and the other end is rotatably connected with the walking wheel.

As shown in fig. 2, pushing mechanism is including pushing away frame 6, two push pedals and two spacing units, two push pedal homogeneous end fixed connection supporting box 2 lateral surfaces, and the other end rotates to be connected and pushes away frame 6, and spacing unit includes stopper 7 and spacing pipe, and spacing pipe is fixed on supporting box 2 lateral surfaces, and 7 one end sliding connection of stopper pushes away frame 6, and the other end inserts in spacing pipe, and two spacing pipes are all not at supporting box 2 and push away between the frame 6.

As shown in fig. 2 and 5, the two placing mechanisms for placing the two limiting blocks 7 are further included, the placing mechanisms comprise placing blocks, two limiting plates, placing plates and placing threaded rods 14, the placing blocks and the two limiting plates are fixed on the top surface of the supporting box 2, the two limiting plates are fixed on two opposite side surfaces of the placing blocks respectively, one end of each threaded rod 14 is placed in a threaded connection mode, the other end of each threaded rod is fixedly connected with the placing plates, and the placing blocks are corresponding to the limiting blocks 7.

As shown in fig. 1 and fig. 2, the portable positioning device further comprises two positioning plates 1, wherein the two positioning plates 1 are respectively fixed at two ends of the outer side surface of the supporting box 2, the pushing frame 6 is arranged between the two positioning plates 1, and a plurality of positioning threaded holes are formed in the two positioning plates 1.

When the ground breaking mechanism collides with the barrier, the buffer box 5 can be collided to the barrier by the ground breaking mechanism and can be quickly contacted with the barrier, then, the placing case 11 is relatively moved with respect to the buffer case 5, the placing case 11 presses the buffer plate, then the buffer plate will extrude the connecting plate, the connecting plate will extrude the buffer spring, the buffer spring will extrude the buffer box 5, several buffer springs and buffer plates will buffer the placing box 11 and consume part of the kinetic energy of the soil breaking mechanism, meanwhile, the toothed plate can rotate relative to the buffer gear 12, the buffer gear 12 can drive the rotating shaft 13 to rotate together, the rotating shaft 13 can drive the rotating pipes to rotate together, the rotating pipes start to wind the pull rope, the pull rope can pull the pull block and the pull spring, most of the kinetic energy of the ground breaking mechanism is eliminated, and the placing box 11 can be made of wear-resistant alloy steel.

When the position of the soil breaking knife 9 is to be adjusted, a worker starts the hydraulic cylinder 3 firstly, the free end of a piston rod of the hydraulic cylinder 3 drives the first connecting block to move downwards, the first connecting block extrudes the second connecting block downwards, the second connecting block drives one end of the rotating plate 8 to incline downwards until the soil breaking knife 9 is inserted into soil and reaches a preset depth, when the free end of the piston rod of the hydraulic cylinder 3 drives the first connecting block to move upwards from the original position, the soil breaking knife 9 on the other side is inserted into the soil, and the hydraulic cylinder 3 is connected with the hydraulic station.

Two rotating parts are along the 8 central lines symmetrical arrangement of rotor plate, can be at the relative balance of the 8 atresss of the out-of-work holding rotor plate of pneumatic cylinder 3, have increased rotor plate 8's life, and rotor plate 8 can be made by the stainless steel and form, can increase rotor plate 8's life.

The walking board is fixed on supporting box 2 bottom surfaces, can increase the distance between 2 bottom surfaces of supporting box and the walking wheel, has reduced subaerial earth and to supporting box 2 adhering to, and the walking board can be made by the stainless steel and form, can reduce subaerial water to the erosion of walking board, has increased the life of walking board.

Push away frame 6 can be convenient for the staff to the promotion of supporting box 2, improved the comfort that the staff broke away soil, spacing unit can be fixed pushing away frame 6, pushes away frame 6 and can be formed by stainless steel manufacturing, and can fixed mounting anti-skidding rubber sleeve on pushing away 6 top surfaces.

When pushing away frame 6 and receive up when needs, the staff takes out stopper 7 from spacing intraductal earlier to stopper 7 slides and pushes away frame 6 upper end, then rotates and pushes away frame 6, and lets push away frame 6 and be parallel with supporting box 2 side, slides down stopper 7 again, until stopper 7 butt place the inboard bottom of piece, the staff grasps again and places the dish and begin to rotate, it can to place threaded rod 14 and stretch into and place the piece inboard, until placing threaded rod 14 butt stopper 7.

A plurality of locating screw holes have all been seted up on two locating plates 1, can let two locating plates 1 conveniently carry out threaded connection with external pulling equipment, have improved the practicality of supporting box 2, and locating plate 1 can be formed by the stainless steel preparation.

When the soil breaker for detecting the quality of the construction project works, the buffer box 5 can be collided to an obstacle by the soil breaking mechanism and can be quickly contacted with the obstacle, then, the placing case 11 is relatively moved with respect to the buffer case 5, the placing case 11 presses the buffer plate, then the buffer plate will extrude the connecting plate, the connecting plate will extrude the buffer spring, the buffer spring will extrude the buffer box 5, the buffer springs and the buffer plate will buffer the placing box 11 and consume part of the kinetic energy of the soil breaking mechanism, meanwhile, the toothed plate can rotate relative to the buffer gear 12, the buffer gear 12 can drive the rotating shaft 13 to rotate together, the rotating shaft 13 can drive the rotating pipes to rotate together, the rotating pipes start to wind the pull rope, the pull rope can pull the pull block and the pull spring, most of the kinetic energy of the soil breaking mechanism is eliminated, and the placing box 11 can be made of wear-resistant alloy steel.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims (7)

1. The utility model provides a construction engineering quality testing is with ware that breaks ground which characterized in that: the device comprises a ground breaking mechanism for breaking ground, a pushing mechanism for pushing the ground breaking mechanism and a buffer mechanism;

the buffer mechanism comprises a buffer box with an opening on the side surface, a plurality of connecting rods, a first buffer unit and a second buffer unit, wherein the first buffer unit comprises a placing box with an opening on the top surface, a bottom surface and a side surface, a buffer plate, a plurality of buffer springs and a connecting plate;

the second buffer unit comprises a moving part, a buffer gear, a rotating shaft, two rotary seats and a plurality of rotating parts, the moving part comprises a moving plate, a toothed plate and an elastic block, the rotating parts comprise two baffles, rotary pipes, a pull rope, a pull block, two pulling springs and a fixed plate, the moving plate is fixed on the inner side surface of the buffer box, the toothed plate is fixed on the top surface of the moving plate, the elastic block is fixed on one ends, close to the connecting plate, of the toothed plate and the moving plate, the two rotary seats are fixedly connected with the connecting plate, the other end of the rotary shafts are rotatably connected with one end of the rotating shaft, the buffer gear and the rotary pipes are fixed on the rotating shaft, the buffer gear is meshed with the toothed plate, the two baffles are respectively fixed on two ends of the rotary pipes, one end of the pull rope is fixedly connected with the rotary pipes, the other end of the pull block is fixedly connected with the two pulling springs on the bottom surface of the pull block, the two pulling springs are fixed on the top surface of the fixed plate, the fixed plate is fixed on the connecting plate, the pushing mechanism is fixedly connected with the soil breaking mechanism.

2. The construction engineering quality detecting demolition tool according to claim 1, characterized in that: the soil breaking mechanism comprises a hydraulic cylinder, four traveling units, a supporting box with an opening on the bottom surface, a connecting unit, a rotating unit and a plurality of soil breaking knives, the connecting unit comprises a first connecting block and a second connecting block, the rotating unit comprises a rotating plate and two rotating parts, the rotating parts comprise rotating rods, pull plates, a plurality of fixed threaded rods, a plurality of fixed nuts, the soil breaking plates and abutting plates, the four traveling units are fixedly connected with the bottom surface of the supporting box, the hydraulic cylinder is fixed on the top surface of the supporting box, one end of the first connecting block is fixedly connected with the free end of the hydraulic cylinder, the other end of the first connecting block is rotatably connected with the second connecting block, the second connecting block is fixed on one end of the top surface of the rotating plate, the rotating plates are rotatably connected with the inner side surface of the supporting box, one end of the rotating rod is fixedly connected with the bottom surface of the rotating plate, the other end of the first connecting block is fixedly connected with the pull plate, the abutting plates are fixed on the side surfaces of the pull plates, and are provided with a plurality of soil breaking holes, one end of the soil breaking knives is fixedly connected with the soil breaking plates, the other end of the connecting rod is fixedly connected with a plurality of fixed threaded rods, the fixed threaded rods penetrate through the soil breaking holes and are in threaded connection with fixed nuts, and the fixed nuts abut against the top surface of the abutting plate.

3. The construction engineering quality detecting demolition tool according to claim 2, wherein: two rotating parts are arranged symmetrically along the center line of the rotating plate.

4. The construction project quality detection soil breaker according to claim 2, wherein: the walking unit comprises walking wheels and a walking plate, one end of the walking plate is fixed on the bottom surface of the supporting box, and the other end of the walking plate is rotatably connected with the walking wheels.

5. The construction project quality detection soil breaker according to claim 1, wherein: pushing mechanism is including pushing away frame, two push pedals and two spacing units, two push pedal homogeneous end fixed connection supporting box lateral surfaces, and the other end rotates to be connected and pushes away the frame, and spacing unit includes stopper and spacing pipe, and spacing pipe is fixed on the supporting box lateral surface, and stopper one end sliding connection pushes away the frame, and the other end inserts spacing intraductal, and two spacing pipes are all not at the supporting box and push away between the frame.

6. The construction project quality detection soil breaker according to claim 5, wherein: still include two placement mechanisms that are used for placing two stoppers, placement mechanism is including placing piece, two limiting plates, placing the dish and placing the threaded rod, places piece and two limiting plates and all fixes on supporting box top surface, and two limiting plates are fixed respectively on placing two opposite flank of piece, places threaded rod one end threaded connection and places the piece, and other end fixed connection places the dish, and it is corresponding with the stopper to place the piece.

7. The construction engineering quality detecting demolition tool according to claim 5, wherein: the support box is characterized by further comprising two positioning plates, the two positioning plates are respectively fixed at two ends of the outer side surface of the support box, the pushing frame is arranged between the two positioning plates, and a plurality of positioning threaded holes are formed in the two positioning plates.

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