Building external wall thermal insulation performance detection device

Abstract

The utility model relates to the technical field of thermal insulation performance detection, in particular to a building external wall thermal insulation performance detection device which comprises a detection box, a base arranged at the bottom of the detection box, a motor fixedly arranged on the base, a motor output shaft fixedly connected with a screw rod, the screw rod rotationally connected with a supporting frame, and a first fixing block fixedly arranged on the detection box. The first fixing block is provided with a first threaded hole matched with the screw rod, the connecting rod is fixedly arranged on the base, the second fixing block is fixedly arranged on the detection box, the second fixing block is provided with a counter bore matched with the connecting rod, the motor drives the screw rod to rotate through the motor, and then the second fixing block drives the detection box to conduct lifting operation in the axial direction of the screw rod; different height positions of the wall body can be conveniently detected, the operation is convenient, and the detection efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of thermal insulation performance detection, and specifically to a device for detecting thermal insulation performance of building exterior walls. Background Art

[0002] From the perspective of architecture, the exterior wall of a building is a component that encloses a building to form a boundary between indoor and outdoor areas. Its functions include: bearing a certain load, blocking wind and rain, heat insulation, noise prevention, fire safety, etc. With the rapid development of the domestic construction industry, people's choice and demand for housing are getting higher and higher. In order to adapt to the different temperature environments in the four seasons, people pay more and more attention to the thermal insulation performance of the exterior walls of their homes. Therefore, it is usually necessary to use thermal insulation performance testing equipment to test the thermal insulation performance of the exterior walls.

[0003] The Chinese utility model patent with publication number CN218481447U discloses a device for detecting the thermal insulation performance of the exterior wall of a building, comprising a heat box, handles are installed on both sides of the heat box, a power cord is installed on one side of the heat box, a support structure is provided on the surface of the heat box, the support structure comprises two limit blocks, a slide rail is rotatably connected between the two limit blocks, a slider is slidably connected inside the slide rail, a rotating shaft is fixedly connected on both sides of the slider, a support plate is rotatably connected to the circular arc surface of the rotating shaft, a slide groove is provided on the upper surface of the slide rail, a movable block is slidably connected to the inner wall of the slide groove, the lower surface of the movable block is fixedly connected to the slider, the upper surface of the slide rail is fixedly connected to the fixed block, a screw is rotatably connected inside the fixed block, and the circular arc surface of the screw is threadedly connected to the movable block.

[0004] The device is provided with a hot box, the bottom of which is fixedly connected to an L-shaped block, and the inside of the L-shaped block is slidably connected to a movable shaft. When performing insulation inspections on walls at different heights, the staff supports the hot box with handles, pulls out the fixing bolts, and then pushes the hot box upwards. When the hot box rises to an appropriate height, the fixing bolts are inserted into the corresponding round holes. However, the lifting and lowering operations of the hot box require the joint operation of multiple staff members, the steps are cumbersome, and the inspection efficiency is low. Utility Model Content

[0005] In view of the problem of low detection efficiency of detection devices in the prior art, the utility model provides a device for detecting thermal insulation performance of building exterior walls.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] The utility model provides a device for detecting the thermal insulation performance of a building exterior wall, comprising

[0008] A detection box, one side of the detection box is provided with a detection cavity, a heating wire is arranged in the detection cavity, a base is arranged at the bottom of the detection box, and a support frame is fixedly arranged on the base;

[0009] The lifting mechanism includes a motor, a screw, a fixed block 1, a fixed block 2 and a connecting rod. The motor is fixedly arranged on the base, the motor output shaft is connected and fixed to the screw, the screw is rotatably connected to the support frame, a fixed block 1 is fixedly arranged on the detection box, a threaded hole 1 matched with the screw is provided on the fixed block 1, the connecting rod is fixedly arranged on the base, the fixed block 2 is fixedly arranged on the detection box and a countersunk hole matched with the connecting rod is provided on the fixed block 2;

[0010] The supporting mechanism is arranged on the base.

[0011] Material toggling mechanism, its both sides respectively have a cylinder pressure, and the cylinder pressure bar connects swing arm, and the swing arm end face has hook portion, and a bar passes position between the end of two swing arms and the hook portion.

[0012] Preferably, the adjustment plates are provided in multiple groups and are arranged at intervals on the base. By providing multiple groups of adjustment plates, multi-point support for the detection box is ensured, thereby ensuring the stability of the detection box.

[0013] Preferably, the detection box is also provided with a second threaded hole, the fastening rod is threadedly inserted in the second threaded hole, the abutment plate is provided with a second through hole matched with the fastening rod, the abutment plate abuts against one end of the adjustment plate, and when the detection is completed, the staff places the support plate in the first slot, and then rotates the adjustment plate to make it fit with the detection box, and then rotates the abutment plate so that the abutment plate abuts against the adjustment plate, and then rotates the fastening rod to lock the abutment plate and the adjustment plate for easy carrying.

[0014] Preferably, the connecting rods are provided in multiple groups and are arranged at intervals on the base, and the multiple groups of connecting rods are used to ensure multi-point limitation of the detection box, thereby ensuring the stability of the detection box.

[0015] Preferably, a clamping ring is fixedly provided on the top of the connecting rod, the diameter of the clamping ring is larger than the diameter of the connecting rod, and a second clamping groove matched with the clamping ring is provided in the countersunk hole. By providing the clamping ring, the second fixing block is prevented from being separated from the connecting rod, thereby ensuring the safety of the detection box.

[0016] Preferably, a sealing gasket is provided on a side of the detection box away from the fixing block 1, and the sealing performance between the detection box and the wall is ensured by providing the sealing gasket.

[0017] The advantages of adopting the above technical solution are:

[0018] In the utility model, the staff controls the motor to make the motor drive the screw to rotate, and then the fixed block 2 drives the detection box to be lifted and lowered along the axial direction of the screw. The operation is convenient and it is convenient to detect different height positions of the wall. The connecting rod limits the detection box to ensure the stability of the detection box. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 The structure diagram of the utility model is shown;

[0021] Figure 2 The structure diagram of the utility model is shown;

[0022] Figure 3 A partial cross-sectional view of the present invention is shown.

[0023] Among them: detection box 1, fixing block 101, fixing block 2 102, tooth groove 103, clamping groove 2 104, base 2, support frame 201, connecting rod 202, clamping ring 203, motor 3, screw 301, adjustment plate 4, clamping groove 1 401, support plate 402, slide groove 403, fastening bolt 404, fastening rod 5, abutment plate 501. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0025] like Figures 1 to 3 As shown, the embodiment of the utility model discloses a device for detecting the thermal insulation performance of a building exterior wall.

[0026] A detection box 1, a detection cavity is provided on one side of the detection box 1, a heating wire is provided in the detection cavity, a base 2 is provided at the bottom of the detection box 1, and a support frame 201 is fixedly provided on the base 2;

[0027] The lifting mechanism includes a motor 3, a screw 301, a fixing block 101, a fixing block 102 and a connecting rod 202. The motor 3 is fixedly arranged on the base 2. The output shaft of the motor 3 is connected and fixed to the screw 301. The screw 301 is rotatably connected to the support frame 201. The detection box 1 is fixedly provided with a fixing block 101. The fixing block 101 is provided with a threaded hole 1 matched with the screw 301. The connecting rod 202 is fixedly arranged on the base 2. The fixing block 102 is fixedly arranged on the detection box 1 and the fixing block 102 is provided with a countersunk hole matched with the connecting rod 202.

[0028] The supporting mechanism is arranged on the base 2 .

[0029] In at least one embodiment, the support mechanism includes an adjustment plate 4, a fastening bolt 404 and a support plate 402, one end of the adjustment plate 4 is rotatably connected to the base 2, a card slot 401 is provided on the adjustment plate 4, one end of the support plate 402 is slidably embedded in the card slot 401, a group of slide grooves 403 connected to the card slot 401 are provided on both sides of the adjustment plate 4, a through hole 1 matched with the card slot 401 is provided at one end of the support plate 402, the fastening bolt 404 is penetrated through the through hole 1 and the two groups of slide grooves 403 and is matched with a nut, a vertical tooth groove 103 is provided on the detection box 1, and the support plate 402 The other end is in contact with the tooth groove 103, and the staff rotates the adjustment plate 4 to make the adjustment plate 4 fit the ground, and then lifts one end of the support plate 402 in the slot 1 401 to make it abut against the tooth groove 103 on the detection box 1, and then locks the fastening bolt 404 at the other end of the support plate 402 with the adjustment plate 4 to limit the bottom end of the support plate 402 at this time. When the detection box 1 drives the tooth groove 103 to rise, the top end of the support plate 402 changes the abutting position with the tooth groove 103, so that the support plate 402 always supports the detection box 1 to ensure the stability of the detection box 1.

[0030] In at least one embodiment, the adjustment plates 4 are provided in multiple groups and are spaced apart on the base 2 . By providing multiple groups of adjustment plates 4 , multi-point support of the detection box 1 is ensured, thereby ensuring the stability of the detection box 1 .

[0031] In at least one embodiment, the detection box 1 is further provided with a second threaded hole, the fastening rod 5 is threadedly inserted in the second threaded hole, the abutment plate 501 is provided with a second through hole matched with the fastening rod 5, the abutment plate 501 abuts against one end of the adjustment plate 4, and when the detection is completed, the staff places the support plate 402 in the card slot 1 401, and then rotates the adjustment plate 4 to make it fit with the detection box 1, and then rotates the abutment plate 501 so that the abutment plate 501 abuts against the adjustment plate 4, and then rotates the fastening rod 5 to lock the abutment plate 501 and the adjustment plate 4 for easy carrying.

[0032] In at least one embodiment, the connecting rods 202 are provided in multiple groups and are arranged at intervals on the base 2 . The multiple groups of connecting rods 202 ensure multi-point positioning of the detection box 1 , thereby ensuring the stability of the detection box 1 .

[0033] In at least one embodiment, a snap ring 203 is fixedly provided on the top of the connecting rod 202, the diameter of the snap ring 203 is larger than the diameter of the connecting rod 202, and a snap groove 104 matched with the snap ring 203 is provided in the countersunk hole. By providing the snap ring 203, the fixed block 102 is prevented from being separated from the connecting rod 202, thereby ensuring the safety of the detection box 1.

[0034] In at least one embodiment, a sealing gasket is provided on a side of the detection box 1 away from the fixing block 101, and the sealing performance between the detection box 1 and the wall is ensured by providing the sealing gasket.

[0035] When performing the external wall insulation inspection operation, the staff moves the device to the wall to be inspected, and then contacts the opening side of the inspection box 1 with the wall, and then the staff starts the motor 3, so that the motor 3 drives the screw 301 to rotate, and then the fixed block 101 drives the inspection box 1 to rise along the axial direction of the screw 301 to realize the lifting and lowering of the inspection box 1, and the inspection height can be adjusted. When the inspection box 1 is lifted or lowered, the connecting rod 202 slides along the countersunk hole of the fixed block 2 102 to limit the inspection box 1 and ensure the stable lifting and lowering of the inspection box 1. The inspection box 1 is then supported by the supporting mechanism on the base 2 to ensure the stability of the inspection box 1 and the sealing performance of the inspection box 1 and the wall. After that, the staff connects the electric heating wire in the inspection cavity to the external power supply through the wire, so that the electric heating wire heats up the inspection cavity, and stops when the heating reaches an appropriate temperature. Then the staff can detect the thermal insulation performance of the wall by measuring the change in the wall temperature. The operation is convenient and the inspection efficiency is improved.

[0036] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit it. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A device for detecting thermal insulation performance of building exterior walls, characterized in that: include A detection box, one side of the detection box is provided with a detection cavity, a heating wire is arranged in the detection cavity, a base is arranged at the bottom of the detection box, and a support frame is fixedly arranged on the base; The lifting mechanism includes a motor, a screw, a fixed block 1, a fixed block 2 and a connecting rod. The motor is fixedly arranged on the base, the motor output shaft is connected and fixed to the screw, the screw is rotatably connected to the support frame, a fixed block 1 is fixedly arranged on the detection box, a threaded hole 1 matched with the screw is provided on the fixed block 1, the connecting rod is fixedly arranged on the base, the fixed block 2 is fixedly arranged on the detection box and a countersunk hole matched with the connecting rod is provided on the fixed block 2; The supporting mechanism is arranged on the base.

2. A building exterior wall thermal insulation performance detection device according to claim 1, characterized in that: The supporting mechanism comprises an adjusting plate, a fastening bolt and a supporting plate, one end of the adjusting plate is rotatably connected to the base, a card slot is provided on the adjusting plate, one end of the supporting plate is slidably embedded in the card slot, a group of slide grooves connected to the card slot are provided on both sides of the adjusting plate, a through hole matched with the card slot is provided at one end of the supporting plate, the fastening bolt is passed through the through hole and the two groups of slide grooves and is matched with a nut, a vertical tooth groove is provided on the detection box, and the other end of the supporting plate abuts against the tooth groove.

3. A building exterior wall thermal insulation performance detection device according to claim 2, characterized in that: The adjustment plates are arranged in multiple groups and spaced apart on the base.

4. A building exterior wall thermal insulation performance detection device according to claim 2, characterized in that: The detection box is also provided with two threaded holes, the fastening rod is threadedly inserted in the two threaded holes, the abutment plate is provided with two through holes matched with the fastening rod, and the abutment plate abuts against one end of the adjustment plate.

5. A building exterior wall thermal insulation performance detection device according to claim 1, characterized in that: The connecting rods are arranged in multiple groups and spaced apart on the base.

6. A building exterior wall thermal insulation performance detection device according to claim 1, characterized in that: A clamping ring is fixedly arranged on the top of the connecting rod, the diameter of the clamping ring is larger than the diameter of the connecting rod, and a second clamping groove matched with the clamping ring is arranged in the counterbore.

7. A building exterior wall thermal insulation performance detection device according to claim 1, characterized in that: A sealing gasket is arranged on one side of the detection box away from the fixing block 1.

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