On-site detection equipment for thermal performance of building envelope
By designing a closed detection equipment for thermal performance detection of building envelope structures, the problem of dust contamination when the equipment is idle is solved, and more accurate detection results and easy-to-port structure design are achieved.
Patent Information
- Application Number
- CN202421538929.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-02
- Publication Date
- 2025-05-02
- Estimated Expiration
- 2034-07-02
AI Technical Summary
The thermal performance detection equipment of existing building envelope structures is susceptible to external dust and impurities when it is idle, which affects the accuracy of the detection results.
A thermal performance field detection equipment for building enclosure structures is designed, and a combined structure of the first protective shell and the second protective shell can be used to enclose the internal space when the equipment is idle and prevent external dust and impurities from entering.
It effectively avoids external impurities entering the detection equipment, ensures the accuracy of the detection results, and is compact and easy to carry.
Smart Images
Figure CN222825492U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of thermal performance detection, in particular to on-site detection equipment for thermal performance of building enclosure structures. Background Art
[0002] At present, building enclosures are installed around construction sites. In order to detect whether the building enclosures meet the engineering specifications, technicians will test the thermal performance of the building enclosures on site. Thermal performance refers to the thermal insulation or thermal conductivity of the building enclosures. Existing thermal performance tests of building enclosures generally measure the heat flow on both sides of the building enclosure, and then measure the thickness and surface temperature of the building enclosure, and finally calculate the results based on instruments and formulas.
[0003] Patent application number is "CN202222228530.4", and the patent name is "A field detection equipment for thermal performance of building envelope structures". The enclosure panels are detected by heat flow sensors and thermocouple sensors. By installing a heat insulation cover on the outside of the mounting block and the controller, it is ensured that the outside air will not contact the measuring surface, and the external wind and temperature will not affect the measurement. The interior of the detection equipment is connected to the external environment. When the detection equipment is idle, dust and impurities in the external environment will enter it, and need to be cleaned in time to avoid affecting the detection results of the sensors in the detection equipment. Utility Model Content
[0004] The utility model aims to provide a field detection device for the thermal performance of a building envelope structure, which can seal the inside of the detection device when the detection device is idle, so as to prevent external dust and impurities from entering the detection device and affecting the detection results when the detection device is used.
[0005] In order to achieve the above-mentioned purpose, there is provided an on-site detection equipment for thermal performance of building envelope structure, including a first protective shell and a second protective shell, the space surface in the first protective shell is convex, and the two side ends and the bottom of the first protective shell are provided with openings, the first protective shell is symmetrically provided with two detection mechanisms, and the detection ends of the two detection mechanisms are opposite, the lower end of the detection mechanism is in the same plane as the lower end of the first protective shell, a control panel is installed in the middle of one end of the first protective shell, a rotating handle is rotatably connected to the middle of one end of the first protective shell, and the rotating handle is on the same side as the control panel and is located above the control panel, two guide rods are symmetrically provided in the first protective shell, and the two guide rods are respectively located on both sides of the rotating handle, and the guide rods penetrate the detection The detection mechanism is connected with the detection mechanism in a sliding manner, a bidirectional screw is fixedly connected to the middle of one end of the rotating handle, and the bidirectional screw passes through the first protective shell and is rotatably connected to the first protective shell, the bidirectional screw passes through the middle of the detection mechanism and is threadedly connected to the detection mechanism, and the two detection mechanisms are located on the two threads of the bidirectional screw, the second protective shell is located at the lower end of the first protective shell, and the two side ends of the second protective shell extend to the two side ends of the detection mechanism respectively and are slidably connected to the detection mechanism, the two side ends of the second protective shell extend into the first protective shell and are slidably connected to the inner wall of the first protective shell, a buckle is installed in the middle of the two side ends of the first protective shell, and the buckle is located at the upper end of the first protective shell, and the outer end of the second protective shell is provided with a card plate that cooperates with the buckle. It is possible to seal the inside of the detection device when the detection device is idle to prevent external dust and impurities from entering the detection device and affecting the detection results when the detection device is used.
[0006] According to the on-site detection device for thermal performance of building envelope structure, a handle is fixedly connected to the middle part of the upper end of the first protective shell, and a finger groove is provided on the surface of the handle, so that the device is easy to carry and the comfort when carrying the device is improved.
[0007] According to the on-site detection equipment for thermal performance of building envelope structure, the detection mechanism includes an adjustment plate, a detection plate and a heat shield, the detection plate is located in the middle of one end of the heat shield, and the detection plates in the two detection mechanisms face each other, the detection plate extends into the heat shield, the surface of the detection plate is installed with a thermocouple sensor and a heat flow sensor, and the thermocouple sensor and the heat flow sensor are respectively located on both sides of the detection plate, the adjustment plate is fixedly connected to the upper end of the heat shield, and the adjustment plates in the two detection mechanisms are opposite, the bidirectional screw rod and the guide rod respectively penetrate the adjustment plate and cooperate with the adjustment plate, and the opposite ends of the adjustment plate are respectively installed with distance sensors. It is used to detect the thermal performance and thickness of the enclosure plate.
[0008] According to the on-site detection device for thermal performance of building envelope structure, rubber rings are respectively provided at opposite ends of the two detection mechanisms, and the rubber rings are fixedly connected to the heat insulation cover, so as to increase the friction force on the surface of the detection mechanism and facilitate the installation of the detection device on the maintenance plate.
[0009] According to the on-site detection device for thermal performance of building envelope structure, the second protective shell is composed of baffles, side strips and bottom plate, the bottom plate is arranged at the lower end of the first protective shell, the side strips are respectively fixedly connected to the front and rear ends of the upper end of the bottom plate, and the first protective shell is located between the side strips, the baffles are respectively fixedly connected to the middle of the two side ends of the upper end of the bottom plate, and the baffles are convex-shaped structures and are slidably connected to the inner wall of the first protective shell, and are used to cooperate with the first protective shell to seal the interior of the detection device.
[0010] According to the on-site detection device for thermal performance of building envelope structure, a protective cover is provided at one end of the first protective shell, and the control panel is located in the protective cover, and a self-locking hinge is installed at the side end of the protective cover, and the protective cover is rotatably connected to the first protective shell through the self-locking hinge, so as to protect the control panel and prevent liquid, dust and impurities from entering the control panel.
[0011] Compared with the prior art, the beneficial effects of the utility model are: through the cooperation of the first protective shell and the second protective shell, the detection equipment is in a closed state during transportation or idle, thereby preventing the detection equipment from being damaged, and at the same time preventing foreign impurities from entering the detection equipment and affecting the accuracy of the detection results. The utility model also has a compact structure and is easy to carry.
[0012] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments;
[0014] Figure 1 This is a three-dimensional diagram of a field detection device for thermal performance of a building envelope structure according to the utility model;
[0015] Figure 2 This is a diagram of the coordination between a thermal performance field testing device for a building enclosure structure and an enclosure panel of the utility model;
[0016] Figure 3 A three-dimensional diagram of a second protective shell of a field detection device for thermal performance of a building envelope structure according to the utility model;
[0017] Figure 4 The utility model is a three-dimensional diagram of a detection mechanism of a field detection device for thermal performance of a building envelope structure.
[0018] In the figure: 1. first protective shell; 2. rotating handle; 3. protective cover; 4. second protective shell; 5. control panel; 6. guide rod; 7. buckle; 8. handle; 9. protective plate; 10. detection mechanism; 11. baffle; 12. side strip; 13. bottom plate; 14. adjustment plate; 15. distance sensor; 16. thermocouple sensor; 17. detection plate; 18. rubber ring; 19. heat insulation cover; 20. heat flow sensor. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] See also Figure 1-4The utility model provides a technical solution: a field detection device for thermal performance of building envelope structure, a first protective shell 1 and a second protective shell 4, the space surface in the first protective shell 1 is convex, and the two side ends and the bottom of the first protective shell 1 are provided with openings, a handle 8 is fixedly connected to the middle of the upper end of the first protective shell 1, and the surface of the handle 8 is provided with finger grooves, which is convenient for carrying the device and improves the comfort when carrying the device, two detection mechanisms 10 are symmetrically arranged in the first protective shell 1, and the detection ends of the two detection mechanisms 10 are opposite, the detection mechanism 10 includes an adjustment plate 14, a detection plate 17 and a heat insulation cover 19, the detection plate 17 is located in the middle of one end of the heat insulation cover 19, and the detection plates 17 in the two detection mechanisms 10 are opposite, and the detection plates 17 extend The detection plate 17 extends into the heat insulation cover 19, and the surface of the detection plate 17 is installed with a thermocouple sensor 16 and a heat flow sensor 20, and the thermocouple sensor 16 and the heat flow sensor 20 are respectively located on both sides of the detection plate 17, the adjustment plate 14 is fixedly connected to the upper end of the heat insulation cover 19, and the adjustment plates 14 in the two detection mechanisms 10 are opposite, the bidirectional screw rod and the guide rod 6 respectively penetrate the adjustment plate 14 and cooperate with the adjustment plate 14, and the opposite ends of the adjustment plate 14 are respectively installed with distance sensors 15 for detecting the thermal performance and thickness of the enclosure 9, and the opposite ends of the two detection mechanisms 10 are respectively provided with rubber rings 18, and the rubber rings 18 are fixedly connected to the heat insulation cover 19, which are used to increase the friction force on the surface of the detection mechanism 10, so as to facilitate the installation of the detection equipment on the maintenance plate, and the detection The lower end of the mechanism 10 is in the same plane as the lower end of the first protective shell 1, a control panel 5 is installed in the middle of one end of the first protective shell 1, a protective cover 3 is provided at one end of the first protective shell 1, and the control panel 5 is located in the protective cover 3, a self-locking hinge is installed at the side end of the protective cover 3, and the protective cover 3 is rotatably connected to the first protective shell 1 through the self-locking hinge, which is used to protect the control panel 5 to prevent liquid, dust and impurities from entering the control panel 5, a rotating handle 2 is rotatably connected to the middle of one end of the first protective shell 1, and the rotating handle 2 is on the same side end as the control panel 5 and is located above the control panel 5, two guide rods 6 are symmetrically arranged in the first protective shell 1, and the two guide rods 6 are respectively located on both sides of the rotating handle 2, and the guide rods 6 penetrate the detection mechanism 10 And it is slidably connected with the detection mechanism 10, a bidirectional screw is fixedly connected to the middle part of one end of the rotating handle 2, and the bidirectional screw penetrates the first protective shell 1 and is rotatably connected to the first protective shell 1, the bidirectional screw penetrates the middle part of the detection mechanism 10 and is threadedly connected to the detection mechanism 10, and the two detection mechanisms 10 are located on the two threads of the bidirectional screw, the second protective shell 4 is located at the lower end of the first protective shell 1, and the two side ends of the second protective shell 4 extend to the two side ends of the detection mechanism 10 respectively and are slidably connected to the detection mechanism 10, the two side ends of the second protective shell 4 extend into the first protective shell 1 and are slidably connected to the inner wall of the first protective shell 1, the second protective shell 4 is composed of a baffle 11, a side strip 12 and a bottom plate 13, and the bottom plate 13 is arranged at the lower end of the first protective shell 1,The side strips 12 are respectively fixedly connected to the front and rear ends of the upper end of the bottom plate 13, and the first protective shell 1 is located between the side strips 12. The baffles 11 are respectively fixedly connected to the middle of the two side ends of the upper end of the bottom plate 13, and the baffles 11 are convex-shaped structures and are slidably connected to the inner wall of the first protective shell 1, and are used to cooperate with the first protective shell 1 to seal the inside of the detection device. The middle of the two side ends of the first protective shell 1 is installed with buckles 7, and the buckles 7 are located at the upper end of the first protective shell 1. The outer end of the second protective shell 4 is provided with a card plate that cooperates with the buckles 7.
[0021] Working principle: When in use, open the buckle 7 and remove the second protective shell 4, place the device on the protective plate 9, make the protective plate 9 enter between the two detection mechanisms 10, and drive the bidirectional screw to rotate by rotating the handle 2, so that the two detection mechanisms 10 are close to each other and clamp the protective plate 9, so that the device is installed on the protective plate 9. At the same time, the distance sensor 15 calculates the thickness of the protective plate 9 by detecting the distance between the adjustment plates 14 in the two detection mechanisms 10, and detects the protective plate 9 through the thermocouple sensor 16 and the heat flow sensor 20. At the same time, the heat insulation cover 19 isolates the measuring surface of the protective plate 9 from the outside world to ensure the measurement accuracy. Open the protective cover 3 to use the control panel 5.
[0022] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.
Claims
1. A device for on-site detection of thermal performance of building envelope structures, comprising a first protective shell (1) and a second protective shell (4), characterized in that: The space surface in the first protective shell (1) is convex, and the two side ends and the bottom of the first protective shell (1) are provided with openings. The first protective shell (1) is symmetrically provided with two detection mechanisms (10), and the detection ends of the two detection mechanisms (10) are opposite to each other. The lower end of the detection mechanism (10) is in the same plane as the lower end of the first protective shell (1). A control panel (5) is installed in the middle of one end of the first protective shell (1). A rotating handle (2) is rotatably connected to the middle of one end of the first protective shell (1), and the rotating handle (2) and the control panel (5) are on the same side and are located above the control panel (5). The first protective shell (1) is symmetrically provided with two guide rods (6), and the two guide rods (6) are respectively located on both sides of the rotating handle (2). The guide rods (6) penetrate the detection mechanism (10) and are slidably connected to the detection mechanism (10). The rotating handle ( A bidirectional screw is fixedly connected to the middle of one end of the first protective shell (2), and the bidirectional screw passes through the first protective shell (1) and is rotatably connected to the first protective shell (1), the bidirectional screw passes through the middle of the detection mechanism (10) and is threadedly connected to the detection mechanism (10), and the two detection mechanisms (10) are located on the two threads of the bidirectional screw, the second protective shell (4) is located at the lower end of the first protective shell (1), and the two side ends of the second protective shell (4) extend to the two side ends of the detection mechanism (10) respectively and are slidably connected to the detection mechanism (10), the two side ends of the second protective shell (4) extend into the first protective shell (1) and are slidably connected to the inner wall of the first protective shell (1), a buckle (7) is installed in the middle of the two side ends of the first protective shell (1), and the buckle (7) is located at the upper end of the first protective shell (1), and the outer end of the second protective shell (4) is provided with a clamping plate that cooperates with the buckle (7).
2. The on-site detection device for thermal performance of building envelope structure according to claim 1, characterized in that: A handle (8) is fixedly connected to the middle portion of the upper end of the first protective shell (1), and a finger groove is provided on the surface of the handle (8).
3. The on-site detection device for thermal performance of building envelope structure according to claim 1, characterized in that: The detection mechanism (10) comprises an adjustment plate (14), a detection plate (17) and a heat insulation cover (19); the detection plate (17) is located at the middle of one end of the heat insulation cover (19), and the detection plates (17) in the two detection mechanisms (10) face each other, and the detection plates (17) extend into the heat insulation cover (19); a thermocouple sensor (16) and a heat flow sensor (20) are installed on the surface of the detection plate (17), and the thermocouple sensor (16) and the heat flow sensor (20) are respectively located on both sides of the detection plate (17); the adjustment plate (14) is fixedly connected to the upper end of the heat insulation cover (19), and the adjustment plates (14) in the two detection mechanisms (10) face each other; the bidirectional screw rod and the guide rod (6) respectively penetrate the adjustment plate (14) and cooperate with the adjustment plate (14); and distance sensors (15) are respectively installed on opposite ends of the adjustment plate (14).
4. The on-site detection device for thermal performance of building envelope structure according to claim 3, characterized in that: The opposite ends of the two detection mechanisms (10) are respectively provided with rubber rings (18), and the rubber rings (18) are fixedly connected to the heat insulation cover (19).
5. The on-site detection device for thermal performance of building envelope structure according to claim 1, characterized in that: The second protective shell (4) is composed of a baffle (11), a side strip (12) and a bottom plate (13); the bottom plate (13) is arranged at the lower end of the first protective shell (1); the side strip (12) is respectively fixedly connected to the front and rear ends of the upper end of the bottom plate (13); and the first protective shell (1) is located between the side strips (12); the baffle (11) is respectively fixedly connected to the middle of the two side ends of the upper end of the bottom plate (13); and the baffle (11) is a convex structure and is slidably connected to the inner wall of the first protective shell (1).
6. The on-site detection device for thermal performance of building envelope structure according to claim 1, characterized in that: A protective cover (3) is provided at one end of the first protective shell (1), and the control panel (5) is located in the protective cover (3). A self-locking hinge is installed at the side end of the protective cover (3), and the protective cover (3) is rotatably connected to the first protective shell (1) via the self-locking hinge.