Automatic heating and ventilation pipeline sealing performance detection device

Abstract

The utility model provides an automatic heating and ventilation pipeline sealing performance detection device, which comprises a detection assembly, and the detection assembly comprises a detection table, a driving motor, a groove, a screw rod, a moving block, a sealing plate, a limiting pipe, a sealing ring, a pipeline body, an air pump and a mounting plate. A pipeline body needing to be detected is placed between the two sealing plates, the driving motor drives the lead screw to rotate, the lead screw drives the sealing plates to move through the moving blocks, the two sealing plates fix the pipeline body to accurately seal the port of the pipeline body, and then the air pump is started to inject gas with certain pressure into the pipeline body. The pressure sensor and the temperature sensor are used for monitoring air pressure and temperature changes in the pipeline body in real time and transmitting data to the PLC processor, and analysis and judgment are carried out through a preset algorithm. Rapid and accurate detection of the sealing performance of the heating and ventilation pipeline is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of HVAC pipeline sealing detection, in particular to an automatic HVAC pipeline sealing detection device. Background Art

[0002] With the rapid development of the modern construction industry, HVAC piping systems are increasingly used in various types of buildings. The sealing of HVAC piping systems is crucial to ensuring the comfort and energy efficiency of the building's internal environment. Before installing HVAC equipment, it is necessary to conduct sealing tests on the HVAC pipes produced.

[0003] However, traditional HVAC pipe sealing detection methods often rely on manual operation, which is often limited by the operator's experience and technical level. Different operators may have different judgment criteria and operating methods, which leads to inconsistency and uncertainty in the detection results. On the other hand, manual detection usually takes a lot of time and effort, and the detection work becomes particularly cumbersome and time-consuming. Therefore, an automated HVAC pipe sealing detection device is proposed. Utility Model Content

[0004] In view of this, the utility model provides an automated HVAC pipeline sealing detection device to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial option.

[0005] The technical solution of the embodiment of the utility model is implemented as follows: an automated HVAC pipeline sealing detection device, including a detection component, the detection component includes a detection table, a drive motor, a groove, a screw rod, a moving block, a sealing plate, a limit tube, a sealing ring, a pipeline body, an air pump, a mounting plate, a pressure sensor, a temperature sensor, a control box, a PLC processor, an actuator, and a display screen;

[0006] A driving motor is fixedly connected to the left side of the detection platform, a groove is opened on the top of the detection platform, screw rods are rotatably connected to the inner walls on both sides of the groove, a moving block is threadedly connected to the screw rods, a sealing plate is fixedly connected to the top of the moving block, one side of the sealing plate is fixedly connected to a limiting tube, one side of the sealing plate is fixedly connected to a sealing ring, a pipeline body is movably contacted between the two sealing plates, an air pump is fixedly connected to the left side of one of the two sealing plates, the output pipe of the air pump extends to the right side of one of the two sealing plates, a mounting plate is fixedly connected to the bottom of one of the two limiting tubes, a pressure sensor and a temperature sensor are fixedly connected to the bottom of the mounting plate, a control box is fixedly connected to the front side of the detection platform, a PLC processor and an actuator are fixedly connected to the inner wall on the rear side of the control box, a display screen is fixedly connected to the top of the control box, and an alarm is fixedly connected to the bottom of the control box.

[0007] Further preferably, an end of one of the two screw rods extends outside the detection platform and is fixedly connected to an output shaft of the driving motor.

[0008] Further preferably, the threads of the two screw rods have opposite rotation directions, and the ends of the two screw rods close to each other are fixedly connected.

[0009] Further preferably, a box cover is threadedly connected to the control box via four bolts.

[0010] Further preferably, a plurality of heat dissipation holes are provided on the inner walls on both sides of the control box.

[0011] Further preferably, the output pipe of the air pump is fixedly connected to a control valve.

[0012] Further preferably, a square rod is welded between the inner walls on both sides of the groove, the square rod is slidably connected to the moving block, and four supporting legs are fixedly connected to the bottom of the detection platform.

[0013] Further preferably, the air pump, pressure sensor, temperature sensor, PLC processor, actuator, display screen, control valve and alarm are electrically connected via a conductive line.

[0014] The embodiment of the utility model has the following advantages due to the adoption of the above technical solution:

[0015] The utility model places the pipe body to be inspected between two sealing plates, starts a driving motor to drive the screw to rotate, and the screw drives the sealing plate to move through a moving block. The two sealing plates fix the pipe body to achieve precise sealing of the pipe body port, and then starts an air pump to inject gas of a certain pressure into the pipe body. The pressure sensor and the temperature sensor monitor the air pressure and temperature changes inside the pipe body in real time, and transmit the data to the PLC processor. The PLC processor analyzes and judges the received data through a preset algorithm. The automatic HVAC pipe sealing detection device achieves rapid and accurate detection of the HVAC pipe sealing through precise sealing, air pressure control and intelligent data processing.

[0016] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or technical descriptions will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a three-dimensional structural diagram of the utility model;

[0019] Figure 2 It is a three-dimensional structural diagram of another side of the utility model;

[0020] Figure 3 This is a cutaway three-dimensional structural diagram of the testing platform of the utility model;

[0021] Figure 4 It is a partial three-dimensional structural diagram of the utility model;

[0022] Figure 5 This is a three-dimensional structural diagram of the control box, pressure sensor and temperature sensor of the utility model.

[0023] Figure numerals: 1. Detection component; 2. Detection table; 3. Drive motor; 4. Groove; 5. Screw; 6. Moving block; 7. Sealing plate; 8. Limiting tube; 9. Sealing ring; 10. Pipe body; 11. Air pump; 12. Mounting plate; 13. Pressure sensor; 14. Temperature sensor; 15. Control box; 16. PLC processor; 17. Actuator; 18. Display screen; 19. Box cover; 20. Bolt; 21. Heat dissipation hole; 22. Square rod; 23. Control valve; 24. Support leg; 25. Alarm. DETAILED DESCRIPTION

[0024] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0025] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0026] like Figure 1-5 As shown, the embodiment of the utility model provides an automated HVAC pipeline sealing detection device, including a detection component 1, the detection component 1 includes a detection table 2, a drive motor 3, a groove 4, a screw 5, a moving block 6, a sealing plate 7, a limit tube 8, a sealing ring 9, a pipeline body 10, an air pump 11, a mounting plate 12, a pressure sensor 13, a temperature sensor 14, a control box 15, a PLC processor 16, an actuator 17, and a display screen 18;

[0027] A driving motor 3 is fixedly connected to the left side of the detection platform 2, a groove 4 is opened on the top of the detection platform 2, and screw rods 5 are rotatably connected to the inner walls on both sides of the groove 4, and a moving block 6 is threadedly connected to the screw rod 5, and a sealing plate 7 is fixedly connected to the top of the moving block 6, and a limiting tube 8 is fixedly connected to one side of the sealing plate 7, and a sealing ring 9 is fixedly connected to one side of the sealing plate 7, and a pipeline body 10 is movably contacted between the two sealing plates 7, and an air pump 11 is fixedly connected to the left side of one of the two sealing plates 7, and the output pipe of the air pump 11 extends to the right side of one of the two sealing plates 7, and a mounting plate 12 is fixedly connected to the bottom of one of the two limiting tubes 8, and a pressure sensor 13 and a temperature sensor 14 are fixedly connected to the bottom of the mounting plate 12, and a control box 15 is fixedly connected to the front side of the detection platform 2, and a PLC processor 16 and an actuator 17 are fixedly connected to the inner wall of the rear side of the control box 15, and a display screen 18 is fixedly connected to the top of the control box 15. An alarm 25 is fixedly connected to the bottom of the box 15. The pipe body 10 to be tested is placed between the two sealing plates 7, and the driving motor 3 is started. The driving motor 3 drives the screw rod 5 to rotate, and the screw rod 5 drives the moving block 6 to slide on the square rod 22, and the moving block 6 drives the corresponding sealing plate 7 to move. The two sealing plates 7 fix the pipe body 10. The precise sealing of the port of the pipe body 10 is achieved through the joint action of the limit tube 8 and the sealing ring 9. When the air pump 11 is started, a certain pressure of gas is injected into the pipe body 10. At the same time, the pressure sensor 13 and the temperature sensor 14 monitor the air pressure and temperature changes inside the pipe body 10 in real time, and transmit the data to the PLC processor 16. The PLC processor 16 analyzes and judges the received data through a preset algorithm. The automatic HVAC pipeline sealing detection device realizes rapid and accurate detection of the HVAC pipeline sealing through precise sealing, air pressure control and intelligent data processing.

[0028] In one embodiment, the end of one of the two screw rods 5 extends outside the detection platform 2 and is fixedly connected to the output shaft of the drive motor 3. The threads of the two screw rods 5 have opposite rotation directions, and the ends of the two screw rods 5 that are close to each other are fixedly connected. The setting of the drive motor 3 realizes the function of automation.

[0029] In one embodiment, a box cover 19 is threadedly connected to the control box 15 via four bolts 20 .

[0030] In one embodiment, a plurality of heat dissipation holes 21 are provided on the inner walls of both sides of the control box 15 . The provision of the heat dissipation holes 21 plays a role in heat dissipation.

[0031] In one embodiment, the output pipe of the air pump 11 is fixedly connected to a control valve 23 .

[0032] In one embodiment, a square rod 22 is welded between the inner walls of both sides of the groove 4, the square rod 22 is slidably connected to the moving block 6, and four supporting legs 24 are fixedly connected to the bottom of the testing platform 2. The setting of the square rod 22 plays a supporting role.

[0033] In one embodiment, the air pump 11, the pressure sensor 13, the temperature sensor 14, the PLC processor 16, the actuator 17, the display screen 18, the control valve 23 and the alarm 25 are electrically connected via a conductive line, and the flow rate of the gas can be controlled by the control valve 23.

[0034] The utility model is in operation: when in use, the pipeline body 10 and the sealing plate 7 are in a separated state, the pipeline body 10 to be detected is placed between the two sealing plates 7, the driving motor 3 is started, the driving motor 3 drives the screw rod 5 to rotate, the screw rod 5 drives the moving block 6 to slide on the square rod 22, the moving block 6 drives the corresponding sealing plate 7 to move, the two sealing plates 7 fix the pipeline body 10, and the precise sealing of the port of the pipeline body 10 is achieved through the joint action of the limit tube 8 and the sealing ring 9, and the air pump 11 is started to inject a certain pressure of gas into the pipeline body 10. At the same time, the pressure sensor 13 and the temperature sensor 14 monitor the air pressure and temperature changes inside the pipeline body 10 in real time, and transmit the data to the PLC processor 16, P The LC processor 16 analyzes and judges the received data through a preset algorithm to obtain the test result of the sealing of the pipeline body 10. If there is a leak in the pipeline body 10, the gas pressure will drop rapidly. The pressure sensor 13 will capture this change in time and feed back the signal to the PLC processor 16. The PLC processor 16 controls the alarm 25 to sound an alarm through the actuator 17 based on the feedback signal, prompting the operator to take action. If the pipeline body 10 is well sealed, the PLC processor 16 will send the test result to the display screen 18 for display. The present automated HVAC pipeline sealing test device realizes rapid and accurate detection of the sealing of HVAC pipelines through precise sealing, air pressure control and intelligent data processing.

[0035] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. An automated HVAC pipeline sealing detection device, comprising a detection component (1), characterized in that: The detection assembly (1) comprises a detection platform (2), a drive motor (3), a groove (4), a screw rod (5), a moving block (6), a sealing plate (7), a limit tube (8), a sealing ring (9), a pipeline body (10), an air pump (11), a mounting plate (12), a pressure sensor (13), a temperature sensor (14), a control box (15), a PLC processor (16), an actuator (17), and a display screen (18); The left side of the detection platform (2) is fixedly connected to a driving motor (3); a groove (4) is provided on the top of the detection platform (2); screw rods (5) are rotatably connected to the inner walls of both sides of the groove (4); a moving block (6) is threadedly connected to the screw rod (5); a sealing plate (7) is fixedly connected to the top of the moving block (6); a limiting tube (8) is fixedly connected to one side of the sealing plate (7); a sealing ring (9) is fixedly connected to one side of the sealing plate (7); a pipeline body (10) is movably contacted between the two sealing plates (7); an air pump (11) is fixedly connected to the left side of one of the two sealing plates (7); The output pipe of the air pump (11) extends to the right side of one of the two sealing plates (7); the bottom of one of the two limiting tubes (8) is fixedly connected to a mounting plate (12); the bottom of the mounting plate (12) is fixedly connected to a pressure sensor (13) and a temperature sensor (14); the front side of the detection platform (2) is fixedly connected to a control box (15); the rear inner wall of the control box (15) is fixedly connected to a PLC processor (16) and an actuator (17); the top of the control box (15) is fixedly connected to a display screen (18); and the bottom of the control box (15) is fixedly connected to an alarm (25).

2. The automatic HVAC pipeline sealing detection device according to claim 1 is characterized in that: The end of one of the two screw rods (5) extends outside the detection platform (2) and is fixedly connected to the output shaft of the drive motor (3).

3. The automatic HVAC pipeline sealing detection device according to claim 1 is characterized in that: The threads of the two screw rods (5) are in opposite directions, and the ends of the two screw rods (5) close to each other are fixedly connected.

4. The automatic HVAC pipeline sealing detection device according to claim 1 is characterized in that: The control box (15) is threadedly connected to a box cover (19) via four bolts (20).

5. The automatic HVAC pipeline sealing detection device according to claim 1 is characterized in that: A plurality of heat dissipation holes (21) are provided on the inner walls on both sides of the control box (15).

6. The automatic HVAC pipeline sealing detection device according to claim 1 is characterized in that: The output pipe of the air pump (11) is fixedly connected to a control valve (23).

7. The automatic HVAC pipeline sealing detection device according to claim 1 is characterized in that: A square rod (22) is welded between the inner walls on both sides of the groove (4), the square rod (22) is slidably connected to the moving block (6), and four supporting legs (24) are fixedly connected to the bottom of the detection platform (2).

8. The automatic HVAC pipeline sealing detection device according to claim 1 is characterized in that: The air pump (11), the pressure sensor (13), the temperature sensor (14), the PLC processor (16), the actuator (17), the display screen (18), the control valve (23) and the alarm (25) are electrically connected via a conductive line.

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