Building board thermal insulation performance detection device

By designing a sampling drill and feeding mechanism for a building board insulation performance testing device, the problem of difficult cutting and sampling in existing technologies has been solved, realizing an efficient, automated and safe board testing process that is adaptable to boards of different sizes.

CN121068680APending Publication Date: 2025-12-05烟台海发建筑科技有限公司
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Patent Information

Application Number
CN202511302083.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-09-12
Publication Date
2025-12-05

AI Technical Summary

Technical Problem

Existing testing devices for the thermal insulation performance of building panels are difficult to cut and sample conveniently, which increases the difficulty of the work, human error and waste of resources, and is not applicable to panels of different sizes.

Method used

A detection device including a sampling drill and a feeding mechanism was designed, which can automatically cut and push out plate samples of fixed size. The combination of positioning seat and soundproof cover improves sampling stability and safety, and the use of U-shaped pusher and receiving seat improves sample removal convenience and cleanliness.

Benefits of technology

It achieves efficient and automated board material testing, reduces human intervention, improves work efficiency and safety, ensures sample integrity and environmental cleanliness, and is adaptable to different board material sizes.

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Abstract

The invention relates to the technical field of board detection, in particular to a building board thermal insulation performance detection device which comprises an equipment frame, a heating cover is arranged on the equipment frame, a placement seat is fixedly connected to one side of the equipment frame, a positioning seat is fixedly connected to the other side of the equipment frame, and a sound insulation blocking cover is arranged on the positioning seat in a sliding fit mode. A sampling drilling barrel is arranged in the sound insulation blocking cover, a discharging mechanism is rotationally connected to the sampling drilling barrel, a material receiving base is fixedly connected to the lower side of the equipment frame, the sampling drilling barrel is arranged, a plate with the fixed size needed by detection can be cut off from a whole plate, the whole plate does not need to be used for detection, and therefore waste of the whole plate is avoided; when the thermal insulation performance of the building board is detected, the time consumption of manual cutting is avoided, and a cut sample is automatically pushed out by matching with the blanking mechanism, so that the whole operation is more efficient and automatic, the time of human intervention is reduced, and the overall working efficiency is improved.
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Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of plate detection, and in particular to a building plate heat preservation performance detection device. BACKGROUND

[0002] The heat preservation performance detection of building plates is a key step in evaluating the heat insulation and heat preservation effect of materials in buildings. The heat preservation performance detection of building plates requires the comprehensive use of various detection methods, such as thermal conductivity testing, heat flow meter method, infrared imaging method, etc., to comprehensively evaluate the heat conduction performance, thermal resistance and heat preservation effect. Through these detections, it can be ensured that the building materials meet the requirements of energy saving and environmental protection, and provide scientific basis for building design. At the same time, attention should be paid to the accuracy of environmental conditions and equipment during the testing process to ensure the accuracy and reliability of the data.

[0003] The prior art document with publication number CN219799302U provides a building plate heat preservation performance detection device. The positioning shell one can be disassembled inside the limiting plate, and the building plate is installed between the positioning shell one and the positioning shell two. At the same time, the fastening bolt is rotated to push the positioning shell two to move inward, that is, the positioning shell two can extrude and limit the position of the building plate, thereby increasing the sealing property and stability when the building plate is installed and limited.

[0004] In the use process of the prior art, the building plate is directly placed in the device for detection. Since the prior art is not convenient for cutting and sampling from the plate for detection, the tester may need to use other tools or methods, such as manually cutting the sample, and then performing performance testing. This not only increases the difficulty of work, but also may cause human error and inconsistency. The sizes of the plates are different, and the prior art is difficult to adapt to plates of different sizes. At the same time, the overall size of the device will be too large due to the large size of the plate, which occupies more space and causes unnecessary waste of resources.

[0005] In summary, in the prior art, there is a lack of a building plate heat preservation performance detection device using cutting and sampling detection technology. SUMMARY

[0006] The purpose of the present application is to solve the shortcomings in the background art and provide a building plate heat preservation performance detection device.

[0007] To achieve the above purpose, the technical scheme adopted by the present application is as follows: a building plate heat preservation performance detection device, comprising a device frame, a heating cover is arranged on the device frame, a placing seat is fixedly connected on one side of the device frame, a positioning seat is fixedly connected on the other side of the device frame, a soundproof cover is slidably connected on the positioning seat, a sampling drill cylinder is arranged in the soundproof cover, a discharging mechanism is rotatably connected on the sampling drill cylinder, and a receiving seat is fixedly connected on the lower side of the device frame.

[0008] Preferably, the equipment rack is provided with a discharging port below the soundproof cover, and the equipment rack is provided with a cleaning port on one side of the placing seat, and a sponge sleeve is fixedly connected in the cleaning port.

[0009] Preferably, the heating cover is provided with a hydraulic rod at the top end and fixedly connected with the equipment rack, and the heating cover is provided with an adjusting rod penetratingly connected, and one end of the adjusting rod in the heating cover is fixedly connected with an electric heating plate.

[0010] Preferably, the placing seat is provided with a placing ring fixedly connected at the opening at the upper end, and the inner wall of the bottom end of the placing seat is slidingly matched with a movable rod, and the bottom end of the movable rod is fixedly connected with a spring, and the bottom end of the spring is fixedly connected with the inner wall of the bottom end of the placing seat, and the top end of the movable rod is fixedly installed with a temperature sensor, and the placing seat is slidingly matched with a U-shaped top plate, and the two sides of the U-shaped top plate are provided with inclined grooves, and the outer wall of one side of the placing seat is penetratingly slidingly matched with a U-shaped push frame, and the two ends of the U-shaped push frame in the placing seat are rotatably connected with rollers, and the rollers are slidingly matched with the inner wall of the inclined grooves.

[0011] Preferably, the positioning seat is provided with a right-angle groove on one side, and sliding grooves are provided on the two sides of the right-angle groove.

[0012] Preferably, the soundproof cover is provided with a conical surface at the bottom end, and two sliding blocks are fixedly connected on the outer side of the soundproof cover, and the sliding blocks are slidingly matched with the inner wall of the sliding grooves, and a tension spring A is fixedly connected on the sliding blocks, and the other end of the tension spring A is fixedly connected with the inner wall of the sliding grooves, and a conical surface ring is fixedly connected with the inner wall of the soundproof cover.

[0013] Preferably, the motor seat is rotatably connected with the top end of the sampling drill cylinder, and the motor is fixedly connected in the motor seat, and the output end of the motor is fixedly connected with the sampling drill cylinder, and the electric push rod is fixedly connected on the motor seat, and the electric push rod is penetratingly fixedly connected with the soundproof cover.

[0014] Preferably, the discharging mechanism comprises a rotating shaft, the rotating shaft is rotatably connected with the inner wall of the sampling drill cylinder, the pushing rod is fixedly connected on the rotating shaft, the adjusting wheel is fixedly connected in the middle of the rotating shaft, the adjusting rack is meshingly and drivingly provided on one side of the adjusting wheel, the tension spring B is fixedly connected with the inner end of the adjusting rack, the other end of the tension spring B is fixedly connected with the inner wall of the sampling drill cylinder, the contact rod is fixedly connected with the outer end of the adjusting rack, and the contact rod is slidingly contacted with the conical surface ring.

[0015] Preferably, the inner wall of the material receiving seat is fixedly connected with a plurality of grid bars, an end opening of the material receiving seat is slidably connected with a scrap receiving seat, one end of the scrap receiving seat is rotatably connected with a handle, the inner end of the handle is fixedly connected with a limiting clamp, and the limiting clamp abuts against the inner wall of the end opening of the material receiving seat.

[0016] Compared with the prior art, the present application has the following beneficial effects: 1. The sampling drill cylinder can cut the fixed size of the plate required for detection from the whole plate, without the whole plate for detection, thereby avoiding waste of the whole plate, and the discharging mechanism arranged in the sampling drill cylinder can automatically push out the plate sample in the sampling drill cylinder while the sampling drill cylinder moves downward, thereby avoiding time consumption of manual cutting during the building plate heat preservation performance detection, and the sample after cutting is automatically pushed out by matching the discharging mechanism, so that the whole operation is more efficient and automatic, the time of human intervention is reduced, and the overall work efficiency is improved. 2. The positioning seat and the soundproof cover are arranged, so that the stability, accuracy, safety and efficiency of the sampling process are greatly improved, noise and plate scraps have less influence on the environment, the reusability of the plate after sampling is ensured, the service life of the equipment is improved, the potential harm to the operator is reduced, and finally an efficient, safe and clean building plate detection process is realized. 3. The U-shaped push frame and the material receiving seat are arranged, so that the convenience of sample taking and placing is improved, the integrity and cleanliness of the sample are ensured, the plate scraps and the sample are effectively separated, the mess is reduced, the working environment is optimized, manual operation intervention is reduced, the work efficiency and safety are improved, and the automation and intelligence level of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the building plate heat preservation performance detection device of the present application; Figure 2 It is a whole structure partial cross-sectional view of the building plate heat preservation performance detection device of the present application; Figure 3 It is a device frame and positioning seat structure partial cross-sectional view of the building plate heat preservation performance detection device of the present application; Figure 4 It is a heating cover structure cross-sectional view of the building plate heat preservation performance detection device of the present application; Figure 5 It is a placing seat structure cross-sectional view of the building plate heat preservation performance detection device of the present application; Figure 6 It is a soundproof cover structure cross-sectional view of the building plate heat preservation performance detection device of the present application; Figure 7It is a sampling drill cylinder structure schematic view of the building board thermal insulation performance detection device of the application; Figure 8 It is a blanking mechanism structure schematic view of the building board thermal insulation performance detection device of the application; Figure 9 It is a receiving seat structure schematic view of the building board thermal insulation performance detection device of the application.

[0018] In the figure, it is indicated that: 1, equipment frame; 2, heating cover; 3, placing seat; 4, positioning seat; 5, sound insulation cover; 6, sampling drill cylinder; 7, blanking mechanism; 8, receiving seat; 101, blanking port; 102, cleaning port; 103, sponge sleeve; 201, hydraulic rod; 202, adjusting rod; 203, electric heating plate; 301, placing ring; 302, movable rod; 303, spring; 304, U-shaped top plate; 305, inclined chute; 306, U-shaped push frame; 307, roller; 401, right-angle groove; 402, sliding groove; 501, conical surface; 502, sliding block; 503, tension spring A; 504, conical surface ring; 601, motor seat; 602, motor; 603, electric push rod; 701, rotating shaft; 702, pushing rod; 703, adjusting wheel; 704, adjusting rack; 705, tension spring B; 706, contact rod; 801, grid strip; 802, chip receiving seat; 803, handle; 804, limiting clamp. DETAILED DESCRIPTION

[0019] The following description is used to disclose the application so that those skilled in the art can implement the application. The preferred embodiments in the following description are only as examples, and other obvious modifications can be thought of by those skilled in the art.

[0020] As Figures 1-9 shown in a building board thermal insulation performance detection device, including equipment frame 1, the equipment frame 1 is provided with heating cover 2, the equipment frame 1 side is fixedly connected and provided with placing seat 3, the equipment frame 1 other side is fixedly connected and provided with positioning seat 4, the positioning seat 4 is provided with sound insulation cover 5 in sliding fit, the sound insulation cover 5 is provided with sampling drill cylinder 6 in, the sampling drill cylinder 6 is provided with blanking mechanism 7 in rotary connection, the equipment frame 1 lower side is fixedly connected and provided with receiving seat 8.

[0021] As Figure 3 shown, the equipment frame 1 is provided with blanking port 101 below the sound insulation cover 5, the equipment frame 1 is provided with cleaning port 102 in one side of placing seat 3, the cleaning port 102 is fixedly connected and provided with sponge sleeve 103 in. The sponge sleeve 103 realizes the cleaning of the board sample. The board in the receiving seat 8 is taken out from the lower side of the cleaning port 102 and pushed up, which can clean the cuttings attached to the surface of the board in cooperation with the sponge sleeve 103 in the cleaning port 102.

[0022] As Figure 4As shown, the top end of the heating cover 2 is fixedly connected with a hydraulic rod 201, and the hydraulic rod 201 is fixedly connected with the equipment rack 1. The heating cover 2 is threadedly connected with an adjusting rod 202, and one end of the adjusting rod 202 in the heating cover 2 is fixedly connected with an electric heating plate 203. The adjusting rod 202 can adjust the position of the electric heating plate 203, which is suitable for different thicknesses of the plate.

[0023] As shown in the figure, Figure 5 The upper end of the placing seat 3 is fixedly connected with a placing ring 301, and the bottom end of the placing seat 3 is slidably connected with a movable rod 302. The bottom end of the movable rod 302 is fixedly connected with a spring 303, and the bottom end of the spring 303 is fixedly connected with the inner wall of the bottom end of the placing seat 3. The top end of the movable rod 302 is fixedly connected with a temperature sensor, and the placing seat 3 is slidably connected with a U-shaped top plate 304. The two sides of the U-shaped top plate 304 are provided with inclined grooves 305, and the outer wall of one side of the placing seat 3 is slidably connected with a U-shaped push frame 306. The two ends of the U-shaped push frame 306 in the placing seat 3 are rotatably connected with rollers 307, and the rollers 307 are slidably connected with the inner wall of the inclined grooves 305. Push the U-shaped push frame 306, and the rollers 307 at both ends of the U-shaped push frame 306 will slide in the inclined grooves 305, thereby driving the U-shaped top plate 304 to move upwards, so that the U-shaped top plate 304 lifts the plate.

[0024] As shown in the figure, Figure 3 The positioning seat 4 is provided with a right-angle groove 401 on one side, and the two sides of the right-angle groove 401 are provided with sliding grooves 402.

[0025] As shown in the figure, Figure 6 The bottom end of the soundproof cover 5 is provided with a conical surface 501, and the outer side of the soundproof cover 5 is fixedly connected with two sliding blocks 502. The sliding blocks 502 are slidably connected with the inner wall of the sliding grooves 402, and the sliding blocks 502 are fixedly connected with a tension spring A 503. The other end of the tension spring A 503 is fixedly connected with the inner wall of the sliding grooves 402, and the inner wall of the soundproof cover 5 is fixedly connected with a conical surface ring 504. The bottom end of the soundproof cover 5 is provided with a conical surface 501, which is convenient for placing the plate below the soundproof cover 5.

[0026] As shown in the figure, Figure 7 The top end of the sampling drill cylinder 6 is rotatably connected with a motor base 601, and the motor base 601 is fixedly connected with a motor 602. The output end of the motor 602 is fixedly connected with the sampling drill cylinder 6, and the motor base 601 is fixedly connected with an electric push rod 603. The electric push rod 603 is fixedly connected with the soundproof cover 5. The motor 602 drives the sampling drill cylinder 6 to rotate, and then the electric push rod 603 drives the motor base 601 to move downwards, so that the sampling drill cylinder 6 contacts the plate to cut.

[0027] The sampling drill cylinder 6 can cut the fixed size of the plate required for detection from the whole plate, without the whole plate for detection, thereby avoiding waste of the whole plate, and the discharging mechanism 7 is arranged in the sampling drill cylinder 6, so that the plate sample in the sampling drill cylinder 6 can be automatically pushed out while the sampling drill cylinder 6 moves downward, thereby avoiding the time consumption of manual cutting during the detection of the thermal insulation performance of the building plate, and the discharging mechanism 7 is matched to automatically push out the sample after cutting, so that the whole operation is more efficient and automatic, the time of human intervention is reduced, and the overall work efficiency is improved.

[0028] As shown in Figure 8 The discharging mechanism 7 includes a rotating shaft 701 rotatably connected to the inner wall of the sampling drill cylinder 6, a pushing rod 702 fixedly connected to the rotating shaft 701, an adjusting wheel 703 fixedly connected to the middle of the rotating shaft 701, an adjusting rack 704 meshingly and drivingly arranged on one side of the adjusting wheel 703, a tension spring B 705 fixedly connected to the inner end of the adjusting rack 704, the other end of the tension spring B 705 fixedly connected to the inner wall of the sampling drill cylinder 6, a contact rod 706 fixedly connected to the outer end of the adjusting rack 704, and the contact rod 706 slidingly contacting the conical surface ring 504. The tension spring B 705 realizes automatic reset of the pushing rod 702. When the sampling drill cylinder 6 continues to move downward after penetrating the plate, the rotation of the sampling drill cylinder 6 is stopped, and then the contact rod 706 contacts the conical surface ring 504, so that the contact rod 706 drives the connected adjusting rack 704 to move, at this time the adjusting rack 704 drives the adjusting wheel 703 to rotate, so that the adjusting wheel 703 drives the connected rotating shaft 701 to rotate, and then the rotating shaft 701 drives the pushing rod 702 to rotate.

[0029] As shown in Figure 9 The inner wall of the receiving seat 8 is fixedly connected with a plurality of grid strips 801, the bottom opening of the receiving seat 8 is slidingly connected with a scrap receiving seat 802, one end of the scrap receiving seat 802 is rotatably connected with a handle 803, the inner end of the handle 803 is fixedly connected with a limiting clamp 804, and the limiting clamp 804 abuts against the inner wall of the bottom opening of the receiving seat 8.

[0030] Working principle: when the thermal insulation performance of the building plate needs to be detected, first, one side corner of the building plate is abutted against the right-angle groove 401 of the positioning seat 4, at this time the plate contacts the conical surface 501 of the sound insulation cover 5, so that the sound insulation cover 5 moves upward, and then under the action of the tension spring A 503, the sound insulation cover 5 is pressed on the plate; Then the motor 602 drives the sampling drill cylinder 6 to rotate, and then the electric push rod 603 drives the motor seat 601 to move down, so that the sampling drill cylinder 6 contacts the plate to cut, and when the sampling drill cylinder 6 penetrates the plate and continues to move down, the rotation of the sampling drill cylinder 6 is stopped, and then the contact rod 706 contacts the conical surface ring 504, so that the contact rod 706 drives the connected adjusting rack 704 to move, at this time the adjusting rack 704 drives the adjusting wheel 703 to rotate, so that the adjusting wheel 703 drives the connected rotating shaft 701 to rotate, and then the rotating shaft 701 drives the push rod 702 to rotate, and the sample in the sampling drill cylinder 6 is pushed out; Then the plate sample falls into the receiving seat 8 through the discharging port 101, at this time the grid strip 801 in the receiving seat 8 can separate the plate sample from the plate cuttings, and the plate cuttings fall into the receiving seat 802 for collection, by rotating the handle 803 connected to the limiting clamp 804 and pulling the handle 803, the receiving seat 802 can be taken out for cleaning; Then the plate in the receiving seat 8 is pushed out from the bottom of the cleaning port 102 upward, and the sponge sleeve 103 in the cleaning port 102 can clean the cuttings attached to the surface of the plate, and then the cleaned plate is placed in the placing ring 301 on the placing seat 3, at this time the temperature sensor on the movable rod 302 can be abutted below the plate under the action of the spring 303, and then the hydraulic rod 201 drives the heating cover 2 to move down, so that the heating cover 2 covers the placing seat 3, and then the adjusting rod 202 is rotated to adjust the distance between the heating plate 203 and the plate, and the plate is heated by the heating plate, and then the thermocouple temperature sensor is used to monitor the temperature change in real time. By measuring the temperature difference between the two sides of the plate and combining the thickness of the plate, the thermal conductivity k value can be calculated. The lower the thermal conductivity, the better the heat preservation effect; After the detection is completed, the heating cover 2 is removed, and the U-shaped push frame 306 is pushed, at this time the rollers 307 at both ends of the U-shaped push frame 306 slide in the inclined chute 305, so that the U-shaped top plate 304 is driven to move up, so that the U-shaped top plate 304 lifts the plate, which is convenient for taking down.

[0031] It should be noted that in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0032] The above shows and describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only the principles of the present application. Various changes and improvements can be made without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A device for detecting the thermal insulation performance of a building board, comprising a device frame (1), characterized in that: The equipment rack (1) is provided with a heating cover (2), one side of the equipment rack (1) is fixedly connected with a placing seat (3), the other side of the equipment rack (1) is fixedly connected with a positioning seat (4), a sound insulation cover (5) is slidably connected on the positioning seat (4), a sampling drill cylinder (6) is arranged in the sound insulation cover (5), a discharging mechanism (7) is rotatably connected on the sampling drill cylinder (6), and a receiving seat (8) is fixedly connected to the lower side of the equipment rack (1).

2. The building board thermal insulation performance detection device according to claim 1, characterized in that: The equipment rack (1) is provided with a discharging port (101) below the sound insulation cover (5), and a cleaning port (102) is formed on one side of the placing seat (3).

3. The building board thermal performance detection device according to claim 1, wherein: The heating cover (2) is fixedly connected with a hydraulic rod (201) at the top end, the hydraulic rod (201) is fixedly connected with the equipment rack (1), the heating cover (2) is threadedly connected with an adjusting rod (202), and one end of the adjusting rod (202) in the heating cover (2) is fixedly connected with an electric heating plate (203).

4. The building board thermal performance detection device according to claim 1, wherein: The placing seat (3) is fixedly connected with a placing ring (301) at the opening of the upper end, a movable rod (302) is slidably connected to the inner wall of the bottom end of the placing seat (3), a spring (303) is fixedly connected to the bottom end of the movable rod (302), the bottom end of the spring (303) is fixedly connected with the inner wall of the bottom end of the placing seat (3), a temperature sensor is fixedly arranged on the top end of the movable rod (302), a U-shaped top plate (304) is slidably arranged in the placing seat (3), inclined grooves (305) are formed on both sides of the U-shaped top plate (304), a U-shaped push frame (306) is slidably connected to the outer wall of one side of the placing seat (3), and rollers (307) are rotatably connected to both ends of the U-shaped push frame (306) in the placing seat (3).

5. The building board thermal performance detection device according to claim 1, wherein: The positioning seat (4) is provided with a right-angle groove (401) on one side, and slide grooves (402) are formed on both sides of the right-angle groove (401).

6. The building board insulation performance detection device according to claim 5, characterized in that: The sound insulation cover (5) is provided with a conical surface (501) at the bottom end, two slide blocks (502) are fixedly connected to the outer side of the sound insulation cover (5), the slide blocks (502) are slidably connected with the inner walls of the slide grooves (402), pull springs A (503) are fixedly connected to the slide blocks (502), the other ends of the pull springs A (503) are fixedly connected with the inner walls of the slide grooves (402), and a conical surface ring (504) is fixedly connected to the inner wall of the sound insulation cover (5).

7. The building board thermal performance detection device according to claim 1, wherein: The sampling drill cylinder (6) is rotatably connected with a motor seat (601) at the top end, a motor (602) is fixedly arranged in the motor seat (601), the output end of the motor (602) is fixedly connected with the sampling drill cylinder (6), an electric push rod (603) is fixedly arranged on the motor seat (601), and the electric push rod (603) penetrates through the sound insulation cover (5).

8. The building board insulation performance detection device according to claim 6, characterized in that: The blanking mechanism (7) includes a rotating shaft (701) which is rotationally connected with the inner wall of the sampling drill cylinder (6), a pushing rod (702) is fixedly connected with the rotating shaft (701), an adjusting wheel (703) is fixedly connected with the middle part of the rotating shaft (701), an adjusting rack (704) is meshingly and transmissionally arranged on one side of the adjusting wheel (703), a tension spring B (705) is fixedly connected with the inner end of the adjusting rack (704), the other end of the tension spring B (705) is fixedly connected with the inner wall of the sampling drill cylinder (6), a contact rod (706) is fixedly connected with the outer end of the adjusting rack (704), and the contact rod (706) is slidingly contacted with the conical surface ring (504).

9. The building board thermal performance detection device according to claim 1, wherein: A plurality of grid strips (801) are fixedly connected with the inner wall of the receiving seat (8), a chip receiving seat (802) is slidingly matched with the opening at the bottom end of the receiving seat (8), a handle (803) is rotationally connected with one end of the chip receiving seat (802), a limiting clamp (804) is fixedly connected with the inner end of the handle (803), and the limiting clamp (804) is abutted with the inner wall of the opening at the bottom end of the receiving seat (8).

Citation Information

Patent Citations

  • Building board thermal insulation performance detection device

    CN219799302U