CN211505069U - Concrete strength detection device for supervision - Google Patents

Abstract

The utility model discloses a manage and use concrete strength detection device, including resilience detection device, a serial communication port, still including setting up in the bottom plate of concrete detection face, the laminating of the detection face of bottom plate and concrete, one side of the detection face of bottom plate dorsad concrete is provided with the locating plate, locating plate and bottom plate set up perpendicularly, the locating plate is provided with the slider, vertical spout has been seted up to the locating plate, slider and vertical spout sliding connection, one side that vertical spout diapire was kept away from to the slider is provided with the connecting rod, the axis and the bottom plate parallel arrangement of connecting rod, the one end that the slider was kept away from to the connecting rod passes through fixed subassembly fixed connection with resilience detection device, the locating plate is provided with the drive assembly who is used for driving the slider along. The device has the advantage that when the concrete is detected, the axial line of the resilience detection device is ensured to be vertical to the detection surface of the concrete as far as possible.

Description

Concrete strength detection device for supervision

Technical Field

The utility model relates to an engineering prison technical field, in particular to prison and manage and use concrete strength detection device.

Background

The concrete resiliometer is a detection device which estimates the compressive strength of concrete by driving a striking hammer by a spring and by the restoring force of instantaneous elastic deformation generated when a striking rod strikes a detection surface of the concrete, causing the striking hammer to drive a pointer to rebound and indicate the rebound distance. It is suitable for detecting general building components, bridges and various concrete components, etc.

The patent document that has the current grant bulletin number for CN206074373U discloses a concrete resiliometer, including the resiliometer shell, the display screen is installed to the upper end of resiliometer shell, and the inside upper end of resiliometer shell is provided with the controller, be provided with first electromagnetic actuator and second electromagnetic actuator in the resiliometer shell of controller below, first electromagnetic actuator and second electromagnetic actuator simultaneous transmission are connected with the impact pole, one side of impact pole is connected with photoelectric sensor, and be provided with the bar grating that corresponds photoelectric sensor on the inner wall of resiliometer shell, photoelectric sensor and bar grating looks adaptation are used for detecting the bounce-back height of impact pole.

Although this concrete resiliometer has replaced single spring through the combination that has first electromagnetic actuator and second electromagnetic actuator, the range scope of increase resiliometer, when increasing the range scope, can guarantee both to improve the measuring precision, has increased the application scope of resiliometer simultaneously.

This concrete resiliometer detects time measuring at the in-service use, needs set for a plurality of resilience test areas at the detection face of the concrete that awaits measuring in advance, then the manual work aims at the resilience test area of the detection face of the concrete that awaits measuring with the bounce pole of concrete resiliometer in order, measures. However, in actual operation, the axis of the tapping rod and the detection surface of the concrete may not be perpendicular, and thus the detection result may be inaccurate.

SUMMERY OF THE UTILITY MODEL

An it is not enough to prior art existence, the utility model aims to provide a manage and use concrete strength detection device, it has examines time measuring to the concrete, guarantees resilience detection device's axis and the detection face of concrete as far as and keeps the vertically advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a concrete intensity detection device for prison and administration, includes resilience detection device, its characterized in that, still including setting up in the bottom plate of concrete detection face, the laminating of the detection face of bottom plate and concrete, one side of the detection face of bottom plate dorsad concrete is provided with the locating plate, locating plate and bottom plate set up perpendicularly, the locating plate is provided with the slider, vertical spout has been seted up to the locating plate, slider and vertical spout sliding connection, one side that vertical spout diapire was kept away from to the slider is provided with the connecting rod, the axis and the bottom plate parallel arrangement of connecting rod, the one end that the slider was kept away from to the connecting rod passes through fixed subassembly fixed connection with resilience detection device, the locating plate is provided with the drive assembly who is used for driving the slider along the motion of.

Through adopting above-mentioned technical scheme, when the staff uses the resiliometer to detect the intensity of concrete, place the bottom plate on the detection face of concrete, because the laminating of the detection face of bottom plate and concrete, locating plate and bottom plate are perpendicular, the axis and the bottom plate of connecting rod are parallel, make the detection face of connecting rod and concrete parallel, resilience detection device is perpendicular with the detection face of concrete under the effect of locating plate and connecting rod, the length direction removal slider along the locating plate through drive assembly, the slider drives the connecting rod motion, and then drive resilience detection device and remove to one side that is close to the concrete detection face, realize the detection face collision of resilience detection device and concrete, thereby realize the detection to the concrete intensity. When detecting the concrete, because locating plate and bottom plate are perpendicular, the length direction motion of locating plate is followed all the time to resilience detection device motion's in-process to resilience detection device keeps the vertical state with the bottom plate always, thereby keeps resilience detection device's axis perpendicular with the detection face of concrete.

The utility model discloses further set up to: the driving assembly comprises a transmission rod, a gear arranged on the transmission rod and a driving piece used for driving the transmission rod to rotate, the gear and the transmission rod rotate coaxially, the transmission rod is connected with the positioning plate in a rotating mode, a tooth groove matched with the gear is formed in the sliding block, and the gear is meshed with the tooth groove.

Through adopting above-mentioned technical scheme, rotate the transfer line through the driving piece, the transfer line drives the synchronous rotation of gear, because gear and tooth's socket meshing, the length direction motion of vertical spout is followed to gear drive slider, and the slider of being convenient for drives the motion of resilience detection device, realizes the motion of resilience detection device along the length direction of locating plate, keeps the detection face of resilience detection device motion in-process and concrete perpendicular.

The utility model discloses further set up to: an elastic reset piece is arranged in the vertical sliding groove, one end of the elastic reset piece is fixedly connected with the sliding block, and the other end of the elastic reset piece is fixedly connected with the inner wall of the vertical sliding groove.

Through adopting above-mentioned technical scheme, the in-process of slider motion acts on elasticity and resets the piece, and elasticity resets and is in unnatural state, resets through setting up elasticity and realizes springback detection device's buffering.

The utility model discloses further set up to: a telescopic guide rod is arranged in the vertical sliding groove, and the elastic resetting piece is sleeved outside the telescopic guide rod.

Through adopting above-mentioned technical scheme, prevent that elasticity from restoring to the throne the piece and taking place the deformation of non-vertical direction.

The utility model discloses further set up to: the gears are arranged in a sector shape.

Through adopting above-mentioned technical scheme, when the fan-shaped end of gear and tooth's socket meshing, the gear drives the slider and moves to one side that is close to the concrete detection face, and elasticity resets and is in unnatural state, is convenient for drive resilience detection device and moves to one side that is close to the concrete detection face, realizes resilience detection device and concrete's detection face collision. When the non-fan-shaped end of the gear is close to the tooth groove, the sliding block returns to the original position under the action of the elastic resetting piece, and repeated detection is facilitated.

The utility model discloses further set up to: the fixing assembly comprises a limiting tooth fixedly arranged on the connecting rod and a positioning block fixedly arranged on the springback detection device, the positioning block is provided with a positioning tooth socket matched with the limiting tooth, the limiting tooth is meshed with the positioning tooth socket, one end of the connecting rod, far away from the limiting tooth, penetrates through the sliding block, and a first compression elastic piece used for keeping the meshing state of the limiting tooth and the positioning tooth socket is arranged between the sliding block and the limiting tooth; the connecting rod is kept away from the one end of spacing tooth and is set firmly the dog, when first compression elastic component is in natural state, dog butt in locating plate.

Through adopting above-mentioned technical scheme, the pulling connecting rod, the connecting rod drive spacing tooth and extrude first compression elasticity, and first compression elasticity is in the unnatural state, and the location tooth's socket is kept away from to spacing tooth to relieve resilience detection device's spacing, be convenient for change resilience detection device. Simultaneously, adopt spacing tooth and location tooth's socket meshing, be convenient for improve the stability that resilience detection device and connecting rod are connected.

The utility model discloses further set up to: the first compression elastic piece is sleeved outside the connecting rod, and one end of the first compression elastic piece is fixedly connected with the sliding block and the other end of the first compression elastic piece is fixedly connected with the limiting teeth.

Through adopting above-mentioned technical scheme, improve the stability of first compression elastic component.

The utility model discloses further set up to: the locating plate is two, two the locating plate sets up relatively, bottom plate and locating plate one-to-one, bottom plate and locating plate sliding connection, the tip of two bottom plates is in the laminating of interval department between two locating plates, two be provided with the curb plate between the locating plate, curb plate and bottom plate set up perpendicularly, curb plate and bottom plate pass through spacing subassembly fixed connection.

Through adopting above-mentioned technical scheme, be spacing between two locating plates with resilience detection device, the reinforcing locating plate is convenient for keep resilience detection device's axis and the perpendicular of concrete detection face to resilience detection device's spacing degree.

The utility model discloses further set up to: the limiting assembly comprises a limiting rod, the side plate is provided with a mounting groove, the side wall of the mounting groove is provided with a via hole, the bottom plate is provided with a limiting hole, the limiting hole and the via hole are positioned on a straight line, the limiting rod penetrates through the via hole, a limiting piece is fixedly arranged on one side of the limiting rod close to the limiting hole, the limiting piece is arranged inside the mounting groove, a second compression elastic piece is arranged between the side walls of the limiting piece and the mounting groove far away from the bottom plate, and the limiting rod is inserted into the limiting hole when the second compression elastic piece is in a natural state.

Through adopting above-mentioned technical scheme, when two bottom plates were close to each other, the pulling gag lever post, the gag lever post drives spacing piece extrusion second compression elastic component. The second compression elastic part is in an unnatural state, when the end parts of the two bottom plates are mutually attached, the pulling on the limiting rod is removed, the second compression elastic part returns to a natural state, the second compression elastic part drives the limiting piece to move in the reverse direction, the end part of the limiting rod is inserted into the limiting hole, and the fixed connection between the bottom plate and the side plate is realized.

The utility model discloses further set up to: a transverse plate is fixedly arranged between the two positioning plates and arranged in parallel with the bottom plate, and a handle is arranged on the transverse plate.

Through adopting above-mentioned technical scheme, through setting up the handle, be convenient for remove the utility model discloses to be convenient for realize detecting the intensity in different resilience survey district.

To sum up, the utility model discloses following beneficial effect has:

because the laminating of the detection face of bottom plate and concrete, locating plate and bottom plate are perpendicular, the axis and the bottom plate of connecting rod are parallel, make the detection face of connecting rod and concrete parallel, resilience detection device is perpendicular with the detection face of concrete under the effect of locating plate and connecting rod, the length direction through drive assembly along the locating plate removes the slider, the slider drives the connecting rod motion, and then drive resilience detection device to the one side removal that is close to the concrete detection face, realize resilience detection device and the detection face collision of concrete, thereby realize the detection to the concrete intensity.

When the detection is completed, the two bottom plates are closed, the interval between the two positioning plates is sealed by the two bottom plates, and the rebound detection device is covered inside an area defined by the bottom plates and the positioning plates, so that the rebound detection device is stored.

Drawings

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

FIG. 2 is a top view one of FIG. 1;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 3;

FIG. 5 is a second top view of FIG. 1;

FIG. 6 is a cross-sectional view of section C-C of FIG. 5;

FIG. 7 is an enlarged view of section D of FIG. 6;

fig. 8 is a schematic view of a connection relationship between the springback detection device, the driving assembly, the slider and the fixing assembly.

In the figure, 1, a bottom plate; 11. an extension plate; 2. positioning a plate; 21. a vertical chute; 3. a transverse plate; 4. a side plate; 41. mounting grooves; 42. a perspective port; 5. a limiting component; 51. a limiting rod; 511. shifting blocks; 52. a limiting sheet; 53. a second compression spring; 6. a slider; 61. a tooth socket; 7. a connecting rod; 71. a stopper; 8. a fixing assembly; 81. limiting teeth; 82. positioning blocks; 83. a first compression spring; 9. a drive assembly; 91. a transmission rod; 92. a gear; 93. a motor; 10. a third compression spring; 20. a telescopic guide rod; 201. an upper support rod; 202. setting a sleeve; 30. a rebound detection device; 40. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Combine fig. 1 and fig. 2, do the utility model discloses a manage and use concrete strength detection device, bottom plate 1 including the level setting, bottom plate 1's lower surface butt in the detection face of concrete, the lower surface of bottom plate 1 and the detection face laminating of concrete. The upper surface of bottom plate 1 is provided with locating plate 2, and locating plate 2 is vertical setting, and the lower extreme of locating plate 2 sets up with the last perpendicular surface of bottom plate 1, and the welding of the upper end of locating plate 2 has diaphragm 3, diaphragm 3 and bottom plate 1 parallel arrangement, and diaphragm 3 and bottom plate 1 set up respectively in the both sides of locating plate 2.

The locating plate 2 is two, and two locating plates 2 are parallel and the interval sets up, and the left and right sides of diaphragm 3 welds with locating plate 2 respectively. The upper surface of the transverse plate 3 is provided with a handle 40. Two side plates 4 are welded on the lower surface of the transverse plate 3, the two side plates 4 are arranged in parallel at intervals, and the left side and the right side of each side plate 4 are respectively welded with the positioning plates 2. Two side plates 4, a transverse plate 3 and two positioning plates 2 are enclosed to form a rectangular frame-shaped structure with an opening at the lower end, and the side plates 4 are provided with perspective ports 42 for displaying the internal information of the rectangular frame.

The number of the bottom plates 1 is two, the two bottom plates 1 are located in the same horizontal plane, and the two bottom plates 1 correspond to the positioning plates 2 one by one. The upper surface integrated into one piece of bottom plate 1 has extension board 11, and extension board 11 is the level setting, and the bar hole of sliding has been seted up to the lower extreme of locating plate 2, and extension board 11 runs through the inside that extends to rectangular frame column structure behind the bar hole of sliding, and two mutual butts of tip of extension board 11, two sealed lower extreme openings of extension board 11. Extension board 11 and 2 sliding connection of locating plate, lateral sliding groove has been seted up to curb plate 4, and lateral sliding groove and bar sliding hole communicate, and extension board 11 pegs graft in the inside in lateral sliding groove, extension board 11 and 4 sliding connection of curb plate.

Referring to fig. 3 and 4, the extension plate 11 is fixedly connected with the side plate 4 through the limiting assemblies 5, and the limiting assemblies 5 correspond to the extension plates 11 one to one. The limiting assembly 5 comprises a limiting rod 51 arranged on the side plate 4, a limiting sheet 52 welded on the limiting rod 51 and a second compression elastic piece.

Mounting groove 41 has been seted up to curb plate 4, and mounting groove 41 is the rectangle setting, and the via hole has all been seted up to the lateral wall around mounting groove 41, and two via holes set up relatively, and the outside that extends to mounting groove 41 behind two via holes is worn to locate in order by the tip of gag lever post 51, and spacing hole has been seted up to extension plate 11, and spacing hole center and two via hole centers are in a straight line, and the tip that is located the outside gag lever post 51 of mounting groove 41 is pegged graft in spacing hole. The shifting block 511 is welded at one end of the limiting rod 51 far away from the limiting hole.

The spacing piece 52 is disposed inside the mounting groove 41, the second compression elastic element is a second compression spring 53, the second compression spring 53 is disposed between the spacing piece 52 and the shifting block 511, and the second compression spring 53 is sleeved outside the spacing rod 51. One end of the second compression spring 53 is fixedly connected with the limiting piece 52, and the other end is fixedly connected with the side wall of the mounting groove 41. When the second compression elastic element is in a natural state, the limiting rod 51 is inserted into the limiting hole, and the limiting piece 52 abuts against the side wall of the mounting groove 41.

Referring to fig. 5 and 6, a springback detection device 30 is disposed inside the rectangular frame-shaped structure, and the springback detection device 30 moves along the length direction of the positioning plate 2. Vertical spout 21 has been seted up to locating plate 2, and inside and outside vertical spout 21 intercommunication rectangular frame column structure, the inside sliding connection of vertical spout 21 has slider 6. The slider 6 has been seted up the through-hole, has run through in the through-hole connecting rod 7, and the axis and the locating plate 2 of connecting rod 7 set up perpendicularly, and the end welding of the connecting rod 7 that is located the rectangle frame outside has dog 71.

Referring to fig. 6 and 7, the end of the connecting rod 7 located inside the rectangular frame extends to a side close to the springback detection device 30, and the connecting rod 7 and the springback detection device 30 are fixedly connected through the fixing assembly 8. The fixing assembly 8 includes a limit tooth 81 fixedly disposed on the connecting rod 7, a positioning block 82 welded to the rebound detecting device 30, and a first compression elastic member disposed between the positioning plate 2 and the limit tooth 81.

The first compression elastic element is a first compression spring 83, the first compression spring 83 is sleeved outside the connecting rod 7, one end of the first compression spring 83 is fixedly connected with the limiting teeth 81, and the other end of the first compression spring 83 is fixedly connected with the sliding block 6. When the first compression spring 83 is in a natural state, the limiting teeth 81 are attached to the positioning blocks 82, the positioning blocks 82 are provided with positioning tooth sockets 61 matched with the limiting teeth 81, and the limiting teeth 81 are meshed with the positioning tooth sockets 61. When the first compression spring 83 is in a natural state, the stopper teeth 81 are engaged with the positioning teeth grooves 61, and the inner side surface of the stopper 71 abuts against the outer side surface of the positioning plate 2.

Referring to fig. 6 and 8, the positioning plate 2 is provided with a driving assembly 9 for driving the sliding block 6 to move along the length direction of the vertical sliding chute 21. The driving assembly 9 includes a transmission rod 91 and a gear 92 provided on the transmission rod 91, and a driving member for driving the transmission rod 91 to rotate.

The driving piece includes motor 93, and the coaxial rotation of output of transfer line 91 and motor 93, locating plate 2 have been seted up and have been rotated the hole, and two rotate the relative setting in hole, and the rotation hole is worn to locate by the one end that motor 93 was kept away from to transfer line 91, and the tip and the rotation hole of transfer line 91 rotate to be connected.

The gear 92 is arranged in a sector shape, a shaft hole is formed in the circle center of the gear 92, the transmission rod 91 penetrates through the shaft hole, and the transmission rod 91 is connected with the gear 92 in a key mode. The gears 92 correspond to the sliders 6 one by one, the sliders 6 are provided with tooth grooves 61 matched with the gears 92, and the gears 92 are meshed with the tooth grooves 61. When the fan-shaped end of the gear 92 is engaged with the tooth groove 61, the gear 92 drives the slider 6 to move downward.

With reference to fig. 7 and 8, an elastic restoring member is disposed between the lower end of the sliding block 6 and the lower side wall of the vertical sliding groove 21, the elastic restoring member is a third compression spring 10, the upper end of the third compression spring 10 is fixedly connected with the sliding block 6, and the lower end of the third compression spring 10 is fixedly connected with the lower side wall of the vertical sliding groove 21.

A telescopic guide rod 20 is further arranged between the lower end of the sliding block 6 and the lower side wall of the vertical sliding groove 21, and the third compression spring 10 is sleeved outside the telescopic guide rod 20. The telescopic guide rod 20 comprises an upper support rod 201 and a lower sleeve 202, the upper support rod 201 is sleeved with the lower sleeve 202, the upper end of the upper support rod 201 is welded with the lower end face of the sliding block 6, and the non-sleeved end of the sleeve is welded with the lower side wall of the vertical sliding groove 21.

The implementation principle of the embodiment is as follows: when the staff used the resiliometer to detect the intensity of concrete, place bottom plate 1 on the detection face of concrete, because the laminating of the detection face of bottom plate 1 and concrete, locating plate 2 and bottom plate 1 are perpendicular, and the axis and the bottom plate 1 of connecting rod 7 are parallel for the detection face of connecting rod 7 and concrete is parallel, and resilience detection device 30 is perpendicular with the detection face of concrete under the effect of locating plate 2 and connecting rod 7. The motor 93 is started, the motor 93 drives the transmission rod 91 to rotate, the transmission rod 91 drives the gear 92 to synchronously rotate, the gear 92 drives the sliding block 6 to move along the length direction of the vertical sliding groove 21 due to the meshing of the gear 92 and the tooth groove 61, and the third compression spring 10 is in an unnatural state, so that the rebound detection device 30 collides with a detection surface of concrete. When the non-fan-shaped end of the gear 92 and the tooth groove 61 are close to each other, the sliding block 6 returns to the original position under the action of the third compression spring 10, so that the rebound detection device 30 is far away from the detection surface of the concrete, and the detection on the strength of the concrete is realized.

When detecting the concrete, because locating plate 2 and bottom plate 1 are perpendicular, resilience detection device 30 moves along the length direction of locating plate 2 throughout the process of moving to resilience detection device 30 keeps the vertical state with bottom plate 1 always, thereby keeps the axis of resilience detection device 30 perpendicular with the detection face of concrete.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (10)

1. The concrete strength detection device for supervision comprises a rebound detection device (30) and is characterized by further comprising a bottom plate (1) arranged on a concrete detection surface, wherein the bottom plate (1) is attached to the concrete detection surface, a positioning plate (2) is arranged on one side, back to the concrete detection surface, of the bottom plate (1), the positioning plate (2) and the bottom plate (1) are vertically arranged, a sliding block (6) is arranged on the positioning plate (2), a vertical sliding groove (21) is formed in the positioning plate (2), the sliding block (6) is in sliding connection with the vertical sliding groove (21), a connecting rod (7) is arranged on one side, away from the bottom wall of the vertical sliding groove (21), of the sliding block (6), the axis of the connecting rod (7) is parallel to the bottom plate (1), one end, away from the sliding block (6), of the connecting rod (7) is fixedly connected with the rebound detection device (30) through a fixing assembly (8), the positioning plate (2) is provided with a driving assembly (9) for driving the sliding block (6) to move along the length direction of the vertical sliding groove (21).

2. The concrete strength detecting device for supervision according to claim 1, wherein the driving assembly (9) comprises a transmission rod (91), a gear (92) arranged on the transmission rod (91) and a driving part for driving the transmission rod (91) to rotate, the gear (92) and the transmission rod (91) rotate coaxially, the transmission rod (91) and the positioning plate (2) are connected in a rotating mode, the sliding block (6) is provided with a tooth groove (61) matched with the gear (92), and the gear (92) is meshed with the tooth groove (61).

3. The concrete strength detecting device for supervision according to claim 2, characterized in that an elastic reset piece is arranged in the vertical sliding groove (21), one end of the elastic reset piece is fixedly connected with the sliding block (6), and the other end of the elastic reset piece is fixedly connected with the inner wall of the vertical sliding groove (21).

4. The concrete strength detecting device for supervision according to claim 3, characterized in that a telescopic guide rod (20) is arranged in the vertical sliding groove (21), and the elastic restoring member is sleeved outside the telescopic guide rod (20).

5. A concrete strength monitoring apparatus according to claim 2, wherein said gear (92) is provided in a sector shape.

6. The concrete strength detecting device for supervision according to claim 1, wherein the fixing assembly (8) comprises a limiting tooth (81) fixedly arranged on the connecting rod (7) and a positioning block (82) fixedly arranged on the rebound detecting device (30), the positioning block (82) is provided with a positioning tooth socket (61) matched with the limiting tooth (81), the limiting tooth (81) is engaged with the positioning tooth socket (61), one end of the connecting rod (7) far away from the limiting tooth (81) penetrates through the sliding block (6), and a first compression elastic member for keeping the engaging state of the limiting tooth (81) and the positioning tooth socket (61) is arranged between the sliding block (6) and the limiting tooth (81); one end, far away from the limiting tooth (81), of the connecting rod (7) is fixedly provided with a stop block (71), and when the first compression elastic piece is in a natural state, the stop block (71) abuts against the positioning plate (2).

7. The concrete strength detecting device for supervision according to claim 6, wherein the first compression elastic member is sleeved outside the connecting rod (7), one end of the first compression elastic member is fixedly connected with the sliding block (6), and the other end of the first compression elastic member is fixedly connected with the limiting tooth (81).

8. The concrete strength detection device for supervision according to claim 1, characterized in that, there are two positioning plates (2), two positioning plates (2) are oppositely arranged, the bottom plates (1) and the positioning plates (2) are in one-to-one correspondence, the bottom plates (1) are slidably connected with the positioning plates (2), the ends of the two bottom plates (1) are attached to the space between the two positioning plates (2), a side plate (4) is arranged between the two positioning plates (2), the side plate (4) and the bottom plate (1) are vertically arranged, and the side plate (4) and the bottom plate (1) are fixedly connected through a limiting component (5).

9. The concrete strength detection device for supervision according to claim 8, wherein the limiting component (5) comprises a limiting rod (51), the side plate (4) is provided with a mounting groove (41), the side wall of the mounting groove (41) is provided with a via hole, the bottom plate (1) is provided with a limiting hole, the limiting hole and the via hole are located on a straight line, the limiting rod (51) penetrates through the via hole, a limiting piece (52) is fixedly arranged on one side of the limiting rod (51) close to the limiting hole, the limiting piece (52) is arranged inside the mounting groove (41), a second compression elastic piece is arranged between the limiting piece (52) and the side wall of the mounting groove (41) far away from the bottom plate (1), and when the second compression elastic piece is in a natural state, the limiting rod (51) is inserted into the limiting hole.

10. The concrete strength detecting device for supervision according to claim 8, characterized in that a transverse plate (3) is fixedly arranged between the two positioning plates (2), the transverse plate (3) is arranged in parallel with the bottom plate (1), and the transverse plate (3) is provided with a handle (40).

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