Thermal insulation performance detection device for constructional engineering

Abstract

The utility model discloses a thermal insulation performance detection device for constructional engineering, and relates to the technical field of constructional engineering. A first fixing assembly and a second fixing assembly are arranged on the top face of the bottom plate, the second fixing assembly and the first fixing assembly are the same in structure, the first fixing assembly comprises a front plate and a rear plate, the front plate corresponds to the rear plate, a heat preservation material is placed between the front plate and the rear plate, a thermocouple is arranged on one side of the rear plate, and the thermocouple is arranged on the other side of the rear plate. A ring sleeve is arranged on the other side of the rear plate, a sleeve opening of the ring sleeve is in threaded connection with a threaded cylinder, and a cold air conveying pipe is rotationally connected into a cylinder opening of the threaded cylinder; according to the utility model, the thermal insulation performance of the thermal insulation material can be conveniently detected, the thermal insulation performance of the thermal insulation material can be judged by comparing the test temperatures of the thermocouples in the first fixing assembly and the second fixing assembly, the applicability is good, and the thermal insulation materials with different thicknesses can be conveniently clamped and fixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, concretely is a kind of building engineering thermal insulation performance detection device. BACKGROUND

[0002] Engineering construction refers to the engineering facilities for all production and living and environmental management aspects built with building materials, in engineering construction, the wall thermal insulation performance after construction needs to be detected, the existing building engineering thermal insulation performance detection device is inconvenient to clamp and fix the thermal insulation material of different thickness when using, and it is inconvenient to detect the thermal insulation performance of thermal insulation material, cannot intuitively view and compare thermal insulation data, cannot better determine the thermal insulation performance of thermal insulation material, to solve the above problems, the inventor proposes a kind of building engineering thermal insulation performance detection device to solve the above problems. CONTENT OF UTILITY MODEL

[0003] To solve the problem that the existing building engineering thermal insulation performance detection device is inconvenient to clamp and fix the thermal insulation material of different thickness when using, and cannot better determine the thermal insulation performance of thermal insulation material, the utility model aims at providing a kind of building engineering thermal insulation performance detection device.

[0004] To solve the above technical problem, the utility model adopts the following technical scheme: a kind of building engineering thermal insulation performance detection device, including bottom plate, the top surface of the bottom plate is provided with first fixed component and second fixed component, the second fixed component and first fixed component structure are same, the first fixed component includes front plate and back plate, the front plate and back plate correspond, and thermal insulation material is placed between the front plate and back plate, the side of the back plate is provided with thermocouple, the other side of the back plate is provided with ring sleeve, the sleeve mouth of the ring sleeve is connected with threaded cylinder with screw thread, the cylinder mouth of the threaded cylinder is rotatably connected with cold gas delivery pipe.

[0005] Preferably, the front plate and the rear plate are both in the shape of a cross, the distance between the front plate and the rear plate can be adjusted so as to place the thermal insulation material of different thicknesses between the front plate and the rear plate, thereby improving the applicability, so as to detect the thermal insulation material of different thicknesses, the cross-shaped front plate and the rear plate are used for clamping and limiting the thermal insulation material, the outer side wall of the front plate and the rear plate is fixedly connected with a sliding block, the bottom surface of the sliding block is provided with a sliding groove, the top surface of the bottom plate is fixedly connected with a sliding rail, the sliding groove is corresponding to the sliding rail and is in sliding connection, the side wall of the front plate is fixedly connected with a first convex plate, the side wall of the rear plate is fixedly connected with a second convex plate, the first convex plate is corresponding to the second convex plate, and the side wall of the first convex plate and the second convex plate is threadedly connected with a double-headed screw rod, the middle part of the side wall of the double-headed screw rod is fixedly sleeved with a hexagonal knob, and the hexagonal knob is located between the first convex plate and the second convex plate, when adjusting the distance between the front plate and the rear plate, the hexagonal knob is twisted by an external wrench, so that the double-headed screw rod rotates, and through the cooperation of the double-headed screw rod, the first convex plate and the second convex plate and the cooperation of the sliding rail and the sliding groove, the front plate and the rear plate can move relatively or oppositely, so as to adjust the distance between the front plate and the rear plate, so as to clamp and fix the thermal insulation material placed between the front plate and the rear plate, and avoid affecting the accuracy of detection due to the shaking of the thermal insulation material during detection.

[0006] Preferably, the top surface of the sliding block is provided with a threaded hole extending therethrough, the bottom end of the threaded hole extends into the sliding groove, and one side of the sliding block is provided with a fastening knob, the rod part of the fastening knob is in threaded connection with the threaded hole, after adjusting the positions of the front plate and the rear plate, the fastening knob is twisted, and through the cooperation of the rod part of the fastening knob and the threaded hole, the rod end of the fastening knob is in close contact with the sliding rail, so that the sliding block can be fixed in position, and then the adjusted front plate and rear plate can be fixed in position, the outer side wall of the ring sleeve is fixedly connected with a fixing frame, one side of the fixing frame away from the ring sleeve is fixedly connected with the side wall of the front plate, the sleeve opening of the ring sleeve is provided with an internal thread, the internal thread cooperates with the threaded cylinder, the end surface of the threaded cylinder is fixedly connected with a convex ring, the outer side wall of the convex ring is fixedly connected with a handle, the handle is twisted, the threaded cylinder is rotated through the convex ring, and through the cooperation of the threaded cylinder and the internal thread and the cooperation of the annular groove and the guide ring, the cold gas conveying pipe can move towards the thermal insulation material, so that the output end of the cold gas conveying pipe is in close contact with the thermal insulation material.

[0007] Preferably, the inner arc surface of the threaded cylinder is provided with an annular groove, the outer side wall of the cold gas conveying pipe is fixedly connected with a guide ring, the guide ring is correspondingly connected with the annular groove and is rotationally connected, the input end of the cold gas conveying pipe is fixedly connected with a gas supply pipe connector, the output end of the cold gas conveying pipe corresponds to the heat preservation material, when the experiment is carried out, the heat preservation material in the first fixed assembly is cooled, the heat preservation material in the second fixed assembly is at normal temperature, and a thermocouple is arranged on the side surface of the heat preservation material, the thermocouple is a commonly used temperature measuring element in temperature measuring instruments, which can directly measure temperature and convert the temperature signal into a thermoelectric electromotive force signal, and the temperature of the measured medium is converted through electrical instruments for reference, when the heat preservation material in the first fixed assembly is cooled, the gas supply pipe connector is connected with the external cold gas supply pipe, so that the cold gas is filled into the cold gas conveying pipe, and the output end of the cold gas conveying pipe is in contact with the heat preservation material, so that the heat preservation material in the first fixed assembly can be cooled.

[0008] Compared with the prior art, the utility model has the advantages that:

[0009] 1、The utility model discloses a convenient heat preservation performance detection of heat preservation material, when the heat preservation performance detection is carried out, the same heat preservation material is arranged between the first fixed assembly and the second fixed assembly respectively, the heat preservation material in the first fixed assembly is cooled, and the heat preservation material in the second fixed assembly is at normal temperature, and a thermocouple is arranged on the side surface of the heat preservation material, and the heat preservation performance of the heat preservation material can be determined by comparing the test temperature of the thermocouple in the first fixed assembly and the second fixed assembly.

[0010] 2、The utility model discloses good applicability, convenient to clamping fixed of different thickness's heat preservation material, the interval between the front plate and the back plate can be adjusted to clamping fixed of the heat preservation material placed between the front plate and the back plate, avoid when detecting, the accuracy of detection is influenced when the heat preservation material shakes. ACCURATE DESCRIPTION

[0011] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will to the drawing needed to use in the embodiment or prior art description simple introduction, obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0012] Figure 1 It is the whole structure schematic diagram of the utility model.

[0013] Figure 2 It is the whole another structure schematic diagram of the utility model.

[0014] Figure 3This is an enlarged view of section A of this utility model.

[0015] Figure 4 This is a schematic diagram showing the fit between the threaded cylinder, the ring sleeve, and the cold air delivery pipe of this utility model.

[0016] In the diagram: 1. Base plate; 2. First fixing component; 3. Second fixing component; 4. Front plate; 5. Rear plate; 6. Insulation material; 7. First convex plate; 8. Second convex plate; 9. Double-ended screw; 10. Hexagonal knob; 11. Slider; 12. Threaded hole; 13. Fastening knob; 14. Slide rail; 15. Fixing bracket; 16. Ring sleeve; 17. Internal thread; 18. Threaded cylinder; 19. Annular groove; 20. Convex ring; 21. Handle; 22. Cold air delivery pipe; 23. Guide ring; 24. Gas supply pipe connector; 25. Thermocouple. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0018] Example: Figures 1-4 As shown, this utility model provides a building insulation performance testing device, including a base plate 1. The top surface of the base plate 1 is provided with a first fixing component 2 and a second fixing component 3. The second fixing component 3 has the same structure as the first fixing component 2. The first fixing component 2 includes a front plate 4 and a rear plate 5, which correspond to each other. Insulation material 6 is placed between the front plate 4 and the rear plate 5. A thermocouple 25 is provided on one side of the rear plate 5, and a ring 16 is provided on the other side of the rear plate 5. A threaded cylinder 18 is threadedly connected to the opening of the ring 16, and a cold air delivery pipe 22 is rotatably connected inside the opening of the threaded cylinder 18.

[0019] Both the front plate 4 and the rear plate 5 have a grid-like cross-section.

[0020] By adopting the above technical solution, the distance between the front plate 4 and the rear plate 5 can be adjusted so that insulation materials 6 of different thicknesses can be placed between the front plate 4 and the rear plate 5, thereby improving applicability and enabling the testing of insulation materials 6 of different thicknesses. The grid-shaped front plate 4 and rear plate 5 are used to clamp and limit the insulation materials 6.

[0021] The outer side wall of the front plate 4 and the lower part of the rear plate 5 are fixedly connected with sliding blocks 11, the bottom surface of the sliding block 11 is provided with a sliding groove, the top surface of the bottom plate 1 is fixedly connected with a sliding rail 14, the sliding groove corresponds to the sliding rail 14 and is in sliding connection, the side wall of the front plate 4 is fixedly connected with a first lug plate 7, the side wall of the rear plate 5 is fixedly connected with a second lug plate 8, the first lug plate 7 corresponds to the second lug plate 8, and the side wall of the first lug plate 7 and the second lug plate 8 is in threaded connection with a double-headed screw rod 9, the middle part of the side wall of the double-headed screw rod 9 is fixedly sleeved with a hexagonal knob 10, and the hexagonal knob 10 is located between the first lug plate 7 and the second lug plate 8.

[0022] By adopting the above technical scheme, when the distance between the front plate 4 and the rear plate 5 is adjusted, the hexagonal knob 10 is twisted by an external wrench, so that the double-headed screw rod 9 rotates, and through the cooperation of the double-headed screw rod 9 with the first lug plate 7 and the second lug plate 8 and the cooperation of the sliding rail 14 with the sliding groove, the front plate 4 and the rear plate 5 can move relatively or towards each other, so as to adjust the distance between the front plate 4 and the rear plate 5, and clamp and fix the thermal insulation material 6 placed between the front plate 4 and the rear plate 5, so as to avoid the influence of the shaking of the thermal insulation material 6 on the accuracy of detection during detection.

[0023] The top surface of the sliding block 11 is provided with a threaded hole 12, the bottom end of the threaded hole 12 extends into the sliding groove, and one side of the sliding block 11 is provided with a fastening knob 13, the rod part of the fastening knob 13 is in threaded connection with the threaded hole 12.

[0024] By adopting the above technical scheme, after the positions of the front plate 4 and the rear plate 5 are adjusted, the fastening knob 13 is twisted, and through the cooperation of the rod part of the fastening knob 13 with the threaded hole 12, the rod end of the fastening knob 13 is in close contact with the sliding rail 14, so as to limit and fix the sliding block 11, and then the adjusted front plate 4 and rear plate 5 can be limited and fixed.

[0025] The outer side wall of the ring sleeve 16 is fixedly connected with a fixing frame 15, one side of the fixing frame 15 away from the ring sleeve 16 is fixedly connected with the side wall of the front plate 4, the sleeve opening of the ring sleeve 16 is provided with an internal thread 17, and the internal thread 17 cooperates with a threaded cylinder 18.

[0026] By adopting the above technical scheme, the end surface of the threaded cylinder 18 is fixedly connected with a convex ring 20, the outer side wall of the convex ring 20 is fixedly connected with a handle 21, the threaded cylinder 18 is rotated by twisting the handle 21, through the cooperation of the threaded cylinder 18 with the internal thread 17 and the cooperation of the annular groove 19 with the guide ring 23, so as to move the cold gas conveying pipe 22 to the thermal insulation material 6, so that the output end of the cold gas conveying pipe 22 is in close contact with the thermal insulation material 6.

[0027] The inner arc surface of the threaded cylinder 18 is provided with an annular groove 19, the outer side wall of the cold gas delivery pipe 22 is fixedly connected with a guide ring 23, the guide ring 23 is correspondingly connected with the annular groove 19 and is rotationally connected, the input end of the cold gas delivery pipe 22 is fixedly connected with a gas supply pipe connector 24, and the output end of the cold gas delivery pipe 22 corresponds to the heat preservation material 6.

[0028] By adopting the above technical scheme, when the experiment is carried out, the heat preservation material 6 in the first fixing assembly 2 is cooled, the heat preservation material 6 in the second fixing assembly 3 is at normal temperature, and the heat preservation material 6 is provided with a thermocouple 25 on the side surface, the signal output end of the thermocouple 25 is connected with a measuring instrument through a wire, in the temperature measurement process, the thermocouple 25 converts the temperature signal into a thermoelectric electromotive force signal, and the measuring instrument converts the temperature of the measured medium, wherein the measuring instrument includes a millivoltmeter or a potentiometer, and displays the measured temperature value, when the heat preservation material 6 in the first fixing assembly 2 is cooled, the gas supply pipe connector 24 is connected with the external cold gas supply pipe, so that the cold gas is filled into the cold gas delivery pipe 22, and the output end of the cold gas delivery pipe 22 is in contact with the heat preservation material 6, so that the heat preservation material 6 in the first fixing assembly 2 can be cooled.

[0029] Working principle: in use, the same heat preservation material 6 is arranged between the first fixing assembly 2 and the second fixing assembly 3 when the heat preservation performance is detected, the heat preservation material 6 in the first fixing assembly 2 needs to be cooled, the heat preservation material 6 in the second fixing assembly 3 is at normal temperature, and the heat preservation material 6 is provided with a thermocouple 25 on the side surface, the two thermocouples 25 are connected to two measuring instruments through two connecting wires;

[0030] By rotating the hexagonal knob 10 with an external wrench, the double-headed screw rod 9 is rotated, through the cooperation of the double-headed screw rod 9, the first protruding plate 7 and the second protruding plate 8, and the cooperation of the sliding rail 14 and the sliding groove, the front plate 4 and the rear plate 5 are relatively moved, so that the heat preservation material 6 placed between the front plate 4 and the rear plate 5 is clamped and fixed;

[0031] Then, the fastening knob 13 is twisted, the rod end of the fastening knob 13 is in close contact with the sliding rail 14 through the cooperation of the rod of the fastening knob 13 and the threaded hole 12, so that the sliding block 11 is positioned and fixed, and then the adjusted front plate 4 and rear plate 5 are positioned and fixed;

[0032] Then, the handle 21 is twisted, the threaded cylinder 18 is rotated by the convex ring 20, the cold air delivery pipe 22 is moved to the heat preservation material 6 by the cooperation of the threaded cylinder 18 and the inner thread 17 and the cooperation of the annular groove 19 and the guide ring 23, the output end of the cold air delivery pipe 22 is attached to the heat preservation material 6, the gas supply pipe connector 24 is connected to the external cold air supply pipe, the cold air delivery pipe 22 is filled with cold air, the output end of the cold air delivery pipe 22 is in contact with the heat preservation material 6, so that the heat preservation material 6 in the first fixed assembly 2 can be cooled, the test temperature of the thermocouple 25 in the first fixed assembly 2 and the second fixed assembly 3 is compared, the temperature of the two heat preservation materials 6 is displayed by the two measuring instruments respectively, and the heat preservation performance of the heat preservation material 6 can be determined.

[0033] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application belong to the scope of the claims of the present application and the equivalent technologies thereof, the present application also intends to include these modifications and variations.

Claims

1. A device for detecting the thermal insulation performance of a construction work, comprising a base plate (1), characterised in that: The top surface of the bottom plate (1) is provided with a first fixing assembly (2) and a second fixing assembly (3), the second fixing assembly (3) and the first fixing assembly (2) are the same structure, the first fixing assembly (2) comprises a front plate (4) and a back plate (5), the front plate (4) and the back plate (5) correspond, and the front plate (4) and the back plate (5) are placed with thermal insulation material (6), one side of the back plate (5) is provided with a thermocouple (25), the other side of the back plate (5) is provided with a ring sleeve (16), the sleeve opening of the ring sleeve (16) is threadedly connected with a threaded cylinder (18), and the cylinder opening of the threaded cylinder (18) is rotatably connected with a cold gas conveying pipe (22).

2. The construction engineering thermal insulation performance detection device according to claim 1, wherein The cross section of the front plate (4) and the back plate (5) is all well-shaped.

3. The construction engineering thermal insulation performance detection device according to claim 1, wherein The outer side wall of the front plate (4) and the back plate (5) is fixedly connected with a sliding block (11) at the lower part, and the bottom surface of the sliding block (11) is provided with a sliding groove.

4. A device for detecting the thermal insulation performance of a construction work according to claim 3, characterized in that, The top surface of the bottom plate (1) is fixedly connected with a sliding rail (14), the sliding groove is corresponding to the sliding rail (14) and is in sliding connection.

5. A device for detecting the thermal insulation performance of a construction work according to claim 4, characterized in that, The top surface of the sliding block (11) is provided with a threaded hole (12) penetrating through, the bottom end of the threaded hole (12) extends into the sliding groove, and one side of the sliding block (11) is provided with a fastening knob (13), the rod part of the fastening knob (13) is in threaded connection with the threaded hole (12).

6. The construction engineering thermal insulation performance detection device according to claim 1, characterized in that, The side wall of the front plate (4) is fixedly connected with a first lug plate (7), the side wall of the back plate (5) is fixedly connected with a second lug plate (8), the first lug plate (7) corresponds to the second lug plate (8), and the side walls of the first lug plate (7) and the second lug plate (8) are threadedly connected with a double-headed screw rod (9), the middle part of the side wall of the double-headed screw rod (9) is fixedly sleeved with a hexagonal knob (10), and the hexagonal knob (10) is located between the first lug plate (7) and the second lug plate (8).

7. The construction engineering thermal insulation performance detection device according to claim 1, characterized in that, The outer side wall of the ring sleeve (16) is fixedly connected with a fixing frame (15), one side of the fixing frame (15) away from the ring sleeve (16) is fixedly connected with the side wall of the front plate (4), the sleeve opening of the ring sleeve (16) is provided with an internal thread (17), and the internal thread (17) is matched with the threaded cylinder (18).

8. The building engineering thermal performance detection device of claim 1, wherein, The inner arc surface of the threaded cylinder (18) is provided with an annular groove (19), the outer side wall of the cold gas conveying pipe (22) is fixedly connected with a guide ring (23), the guide ring (23) is corresponding to the annular groove (19) and is in rotary connection, the input end of the cold gas conveying pipe (22) is fixedly connected with a gas supply pipe connector (24), and the output end of the cold gas conveying pipe (22) corresponds to the thermal insulation material (6).

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