Water pressure detection device for heating and ventilation construction

Abstract

The utility model discloses a water pressure detection device for heating and ventilation construction, and relates to the technical field of detection devices, the water pressure detection device comprises a detection mounting plate, a signal processing box and a filter layer net, the bottom of the detection mounting plate is provided with a bleaching agent box, the bottom of the bleaching agent box is provided with a preliminary discharge groove, the inner wall of the preliminary discharge groove is provided with a first solenoid valve, and the inner wall of the preliminary discharge groove is provided with a second solenoid valve; and a to-be-discharged frame is installed at the bottom of the bleaching agent box, a to-be-discharged groove is formed in the bottom of the to-be-discharged frame, and a second electromagnetic valve is installed on the inner wall of the to-be-discharged groove. According to the bleaching machine, the purification mechanism is installed, water is filtered through the filtering layer net, then the first electromagnetic valve works to enable the primary discharging groove to circulate, quantitative bleaching agents are discharged into the to-be-discharged frame and the primary discharging groove is closed, the second electromagnetic valve works to enable the to-be-discharged groove to be opened, and the quantitative bleaching agents in the to-be-discharged frame are conveyed into the water to be disinfected; furthermore, water in the heating and ventilation pipe is filtered and disinfected, and the quality of the water in the heating and ventilation pipe is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of detection devices, in particular to a water pressure detection device for HVAC construction. Background Art

[0002] During HVAC construction, water pressure testing is a key step to ensure safe and stable operation of the pipeline system. For this reason, specially designed water pressure testing devices are particularly important, and water pressure testing devices are required for the safety of HVAC construction. The water pressure testing device used in HVAC construction is a device specially used to test the water pressure strength and sealing of HVAC systems. It can simulate actual working conditions and perform pressure tests on pipes, valves, joints and other components to ensure the safety performance of the system.

[0003] Patent document CN218496325U discloses a water pressure detection device for building HVAC construction, which discloses "comprising a connecting pipe and an electronic pressure gauge arranged in the middle of the connecting pipe, a rectangular plug hole is opened on the upper surface of the connecting pipe, a sealing plate is arranged on the upper surface of the rectangular plug hole, the electronic pressure gauge is fixedly inserted on the upper surface of the sealing plate, and an outer fixing frame and an inner fixing frame are arranged on the lower surface of the sealing plate. The water pressure detection device for building HVAC construction is used in conjunction with an outer isolation net, an inner isolation net and a filter layer, so that the filter layer is wrapped around the outside of the electronic pressure gauge detection head, the outer isolation net and the inner isolation net fix the filter layer, the filter layer filters impurities in the HVAC water, and the filter layer will not affect the measurement accuracy of the electronic pressure gauge, thereby further reducing the probability of impurities in the HVAC water clogging the piston in the electronic pressure gauge, and ensuring the detection accuracy of the electronic pressure gauge."

[0004] However, the water pressure detection device used in building HVAC construction in the above-mentioned public document mainly considers further reducing the probability of impurities in HVAC water clogging the piston in the electronic pressure gauge, ensuring the detection accuracy of the electronic pressure gauge, but is not convenient for filtering and disinfecting the water inside the HVAC pipe and improving the quality of the water inside the HVAC pipe. Since the existing water pressure detection device cannot filter and disinfect the water in the heating pipe, the water quality in the heating pipe is low.

[0005] In view of this, it is necessary to develop a purification mechanism that can filter and disinfect the water inside the HVAC pipes to improve the quality of the water inside the HVAC pipes. Utility Model Content

[0006] The utility model aims to provide a water pressure detection device for HVAC construction to solve the technical problem proposed in the above background technology that the water pressure detection device for HVAC construction has a water purification function.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water pressure detection device for HVAC construction, comprising: a detection safety plate, a signal processing box is installed on the top of the detection safety plate, and a purification mechanism is provided at the bottom of the detection safety plate, and the purification mechanism is used to filter and disinfect the water inside the HVAC pipe to improve the quality of the water inside the HVAC pipe;

[0008] The purification mechanism includes a filter layer net, which is arranged at the bottom of the detection safety plate, and the outer wall of the filter layer net is provided with a locking screw groove, the outer wall of the detection safety plate is installed with a locking screw, and one end of the locking screw extends to the inside of the locking screw groove, a bleaching agent box is installed at the bottom of the detection safety plate, the inner wall of the bleaching agent box is provided with a feeding groove, the outer wall of the feeding groove is installed with a closing plate, the bottom of the bleaching agent box is provided with a preliminary discharge groove, the inner wall of the preliminary discharge groove is installed with a first solenoid valve, the bottom of the bleaching agent box is installed with a to-be-discharged frame, the bottom of the to-be-discharged frame is provided with a to-be-discharged groove, and the inner wall of the to-be-discharged groove is installed with a second solenoid valve.

[0009] Preferably, the inner wall of the detection safety plate is provided with a plurality of detection safety holes, the inner wall of the detection safety plate is installed with a detection tube, the bottom of the detection tube is installed with a water pressure detection head, and the outer wall of the detection tube is installed with a hydraulic gauge.

[0010] Preferably, a dismantling mechanism is provided at the bottom of the detection tube, and the dismantling mechanism is used to facilitate the dismantling and replacement of a rusted or damaged water pressure detection head.

[0011] Preferably, the dismantling mechanism comprises a first installation and dismantling plate, the first installation and dismantling plate is arranged on the outer wall of the detection tube, and a dismantling screw is installed on the outer wall of the first installation and dismantling plate.

[0012] Preferably, a second installation and removal plate is installed on the outer wall of the water pressure detection head, and a disassembly screw groove is provided on the outer wall of the second installation and removal plate.

[0013] Preferably, an alignment pole is installed on the top of the water pressure detection head, and an alignment block is installed on the output end of the alignment pole.

[0014] Preferably, a connecting rod is installed on the outer wall of the alignment block, and a waterproof shell is installed on the outer wall of the connecting rod.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model is equipped with a purification mechanism to filter and disinfect the water inside the HVAC pipe, thereby improving the quality of the water inside the HVAC pipe. The existing water pressure detection device cannot filter and disinfect the water in the HVAC pipe, resulting in a low quality of the water in the HVAC pipe. Therefore, it is necessary to improve this. First, the filter layer net is installed between the two groups of bleach boxes, and then the locking screw is fixed to the locking screw groove, and the water is filtered by the filter layer net. Then the first electromagnetic valve is operated to make the preliminary discharge slot flow, and a certain amount of bleach is discharged into the frame to be discharged. Then the preliminary discharge slot is closed, and the second electromagnetic valve is operated to open the discharge slot, and the certain amount of bleach in the frame to be discharged is transported to the water for disinfection, thereby filtering and disinfecting the water inside the HVAC pipe, thereby improving the quality of the water inside the HVAC pipe;

[0017] 2. The utility model is equipped with a dismantling mechanism, which makes it convenient to dismantle and replace the rusted or damaged water pressure detection head. The water pressure detection head is in direct contact with water for a long time, and there will be impurities such as rust in the water that directly corrode the water pressure detection head and cause errors in the measurement of the water pressure detection head. Therefore, it is necessary to facilitate the dismantling and replacement of the water pressure detection head. First, the second installation plate is brought into contact with the first installation plate, and then the alignment block is driven to move by the alignment pole to align the first installation plate and the second installation plate, and then the alignment block is removed and the disassembly screw is fixed to the disassembly screw groove. Then the alignment block is moved to squeeze and fit the first installation plate and the second installation plate, and at this time the waterproof shell is located on the top of the disassembly screw to protect it, so as to prevent the disassembly screw from rusting and being difficult to disassemble, thereby facilitating the installation of the water pressure detection head, and the disassembly is also performed in the same way, thereby facilitating the disassembly and replacement of the rusted or damaged water pressure detection head. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a front structural schematic diagram of the utility model;

[0020] Figure 3 This is a partial structural diagram of the filter layer mesh of the utility model;

[0021] Figure 4 This is a partial structural schematic diagram of the bleaching agent tank of the utility model;

[0022] Figure 5 It is a schematic diagram of the structure of the installation and removal plate of the utility model;

[0023] Figure 6 For the utility model Figure 5 Enlarged schematic diagram at point A in the middle.

[0024] In the figure: 1. detection plate; 2. detection hole; 3. detection tube; 4. water pressure detection head; 5. hydraulic gauge; 6. signal processing box; 7. filter screen; 8. locking screw groove; 9. locking screw; 10. bleach box; 11. feeding tank; 12. closing plate; 13. preliminary discharge tank; 14. first solenoid valve; 15. frame to be discharged; 16. tank to be discharged; 17. second solenoid valve; 18. first installation and disassembly plate; 19. second installation and disassembly plate; 20. disassembly screw groove; 21. disassembly screw; 22. alignment pole; 23. alignment block; 24. connecting rod; 25. waterproof shell. DETAILED DESCRIPTION

[0025] 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.

[0026] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] See also Figure 1 and Figure 2A water pressure detection device for HVAC construction comprises: a detection safety plate 1, a signal processing box 6 is installed on the top of the detection safety plate 1, a plurality of detection safety holes 2 are arranged on the inner wall of the detection safety plate 1, a detection tube 3 is installed on the inner wall of the detection safety plate 1, a water pressure detection head 4 is installed on the bottom of the detection tube 3, a hydraulic gauge 5 is installed on the outer wall of the detection tube 3, the detection safety plate 1 is installed on the HVAC pipe so that one end of the detection tube 3 is located in the HVAC pipe, and then the water pressure detection head 4 directly contacts the water in the pipe, thereby measuring the water pressure in the pipe, and then transmitting the data to the signal processing box 6, and then displaying it through the hydraulic gauge 5.

[0029] See also Figure 2 , Figure 3 and Figure 4 A purification mechanism is provided at the bottom of the detection and safety plate 1. The purification mechanism is used to filter and disinfect the water inside the HVAC pipe to improve the quality of the water inside the HVAC pipe. The purification mechanism includes a filter layer net 7. The filter layer net 7 is arranged at the bottom of the detection and safety plate 1. The outer wall of the filter layer net 7 is provided with a locking screw groove 8. The outer wall of the detection and safety plate 1 is installed with a locking screw 9, and one end of the locking screw 9 extends to the inside of the locking screw groove 8. A bleaching agent box 10 is installed at the bottom of the detection and safety plate 1. The inner wall of the bleaching agent box 10 is provided with a feeding groove 11. The outer wall of the feeding groove 11 is installed with a closing plate 12. The bottom of the bleaching agent box 10 is provided with a preliminary discharge groove 13. The inner wall of the preliminary discharge groove 13 is installed with a first solenoid valve 14. The bottom of the bleaching agent box 10 is installed with a to-be-discharged frame 15. The bottom of the to-be-discharged frame 15 is provided with a to-be-discharged frame 15. The discharge groove 16 and the inner wall of the groove to be discharged 16 are installed with a second solenoid valve 17. The existing water pressure detection device cannot filter and disinfect the water in the heating pipe, which leads to the low quality of the water in the heating pipe. Therefore, it is necessary to improve this. First, the filter layer net 7 is installed between the two groups of bleach boxes 10, and then the locking screw 9 is fixed to the locking screw groove 8, and the water is filtered by the filter layer net 7. Then the first solenoid valve 14 works to make the preliminary discharge groove 13 flow, and the quantitative bleach is discharged into the frame to be discharged 15. Then the preliminary discharge groove 13 is closed, and the second solenoid valve 17 works to open the groove to be discharged, and the quantitative bleach in the frame to be discharged 15 is transported to the water for disinfection, thereby filtering and disinfecting the water inside the HVAC pipe, and improving the quality of the water inside the HVAC pipe.

[0030] See also Figure 5 and Figure 6A dismantling mechanism is provided at the bottom of the detection tube 3, and the dismantling mechanism is used to facilitate the dismantling and replacement of the rusted or damaged water pressure detection head 4. The dismantling mechanism includes a first installation and dismantling plate 18, and the first installation and dismantling plate 18 is arranged on the outer wall of the detection tube 3. A dismantling screw 21 is installed on the outer wall of the first installation and dismantling plate 18, and a second installation and dismantling plate 19 is installed on the outer wall of the water pressure detection head 4. A dismantling screw groove 20 is provided on the outer wall of the second installation and dismantling plate 19. An alignment pole 22 is installed on the top of the water pressure detection head 4, and an alignment block 23 is installed on the output end of the alignment pole 22. A connecting rod 24 is installed on the outer wall of the alignment block 23, and a waterproof shell 25 is installed on the outer wall of the connecting rod 24. The water pressure detection head 4 is in direct contact with water for a long time, and there will be impurities such as rust in the water that directly corrode the water pressure detection head 4, causing the water pressure detection head to be damaged. In case of measurement error, it is necessary to facilitate the disassembly and replacement of the water pressure detection head 4. First, the second installation plate 19 is brought into contact with the first installation plate 18. Then, the alignment pole 22 is operated to drive the alignment block 23 to move, so that the first installation plate 18 and the second installation plate 19 are aligned. Then, the alignment block 23 is removed, and the disassembly screw 21 is fixed to the disassembly screw groove 20. Then, the alignment block 23 is moved to squeeze and fit the first installation plate 18 and the second installation plate 19. At this time, the waterproof shell 25 is located on the top of the disassembly screw 21 to protect it, so as to prevent the disassembly screw 21 from rusting and being difficult to disassemble, thereby facilitating the installation of the water pressure detection head 4. The disassembly is also carried out in the same way, thereby facilitating the disassembly and replacement of the rusted or damaged water pressure detection head 4.

[0031] Working principle: install the detection plate 1 on the HVAC pipe so that one end of the detection tube 3 is located in the HVAC pipe, and then the water pressure detection head 4 directly contacts the water in the pipe to measure the pressure of the water in the pipe, and then transmit the data to the signal processing box 6, and then display it through the hydraulic gauge 5. The existing water pressure detection device cannot filter and disinfect the water in the heating pipe, which leads to the low quality of the water in the heating pipe, so it is necessary to improve this. First, install the filter layer net 7 between the two groups of bleach boxes 10, and then fix the locking screw 9 to the locking screw groove 8, and then use the filter layer net 7 to filter the water, and then the first solenoid valve 14 works to make the preliminary discharge slot 13 flow, and discharge the quantitative bleach into the frame to be discharged 15, and then the preliminary discharge slot 13 is closed, and the second solenoid valve 17 works to open the slot to be discharged 16, and the quantitative bleach in the frame to be discharged 15 is transported to the water for disinfection, thereby filtering and disinfecting the water inside the HVAC pipe. To improve the quality of water inside the HVAC pipe, the water pressure detection head 4 is in direct contact with water for a long time, and there will be impurities such as rust in the water that directly corrode the water pressure detection head 4 and cause errors in the measurement of the water pressure detection head 4. Therefore, it is necessary to facilitate the disassembly and replacement of the water pressure detection head 4. First, the second installation plate 19 is contacted with the first installation plate 18, and then the alignment pole 22 is driven to move the alignment block 23 to align the first installation plate 18 and the second installation plate 19. Then the alignment block 23 is removed, and the disassembly screw 21 is fixed to the disassembly screw groove 20. Then the alignment block 23 is moved to squeeze and fit the first installation plate 18 and the second installation plate 19. At this time, the waterproof shell 25 is located on the top of the disassembly screw 21 to protect it, preventing the disassembly screw 21 from rusting and being difficult to disassemble, thereby facilitating the installation of the water pressure detection head 4, and the disassembly is the same as the operation, thereby facilitating the disassembly and replacement of the rusted or damaged water pressure detection head 4.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A water pressure detection device for HVAC construction, comprising: a detection plate (1), a signal processing box (6) being installed on the top of the detection plate (1), characterized in that: A purification mechanism is provided at the bottom of the detection safety plate (1), and the purification mechanism is used to filter and disinfect the water inside the HVAC pipe, thereby improving the quality of the water inside the HVAC pipe; The purification mechanism comprises a filter layer net (7), the filter layer net (7) being arranged at the bottom of a detection safety plate (1), the outer wall of the filter layer net (7) being provided with a locking screw groove (8), the outer wall of the detection safety plate (1) being provided with a locking screw rod (9), and one end of the locking screw rod (9) extending into the interior of the locking screw groove (8), a bleaching agent box (10) being arranged at the bottom of the detection safety plate (1), a feeding groove (11) being arranged at the inner wall of the bleaching agent box (10), a closing plate (12) being arranged at the outer wall of the feeding groove (11), a preliminary discharge groove (13) being arranged at the bottom of the bleaching agent box (10), a first solenoid valve (14) being arranged at the inner wall of the preliminary discharge groove (13), a to-be-discharged frame (15) being arranged at the bottom of the bleaching agent box (10), a to-be-discharged groove (16) being arranged at the bottom of the to-be-discharged frame (15), and a second solenoid valve (17) being arranged at the inner wall of the to-be-discharged groove (16).

2. A water pressure detection device for HVAC construction according to claim 1, characterized in that: The inner wall of the detection safety plate (1) is provided with a plurality of detection safety holes (2), the inner wall of the detection safety plate (1) is provided with a detection tube (3), the bottom of the detection tube (3) is provided with a water pressure detection head (4), and the outer wall of the detection tube (3) is provided with a hydraulic pressure gauge (5).

3. A water pressure detection device for HVAC construction according to claim 2, characterized in that: A dismantling mechanism is provided at the bottom of the detection tube (3), and the dismantling mechanism is used to facilitate the dismantling and replacement of a rusted or damaged water pressure detection head (4).

4. A water pressure detection device for HVAC construction according to claim 3, characterized in that: The dismantling mechanism comprises a first installation and dismantling plate (18), the first installation and dismantling plate (18) being arranged on the outer wall of the detection tube (3), and a dismantling screw rod (21) being installed on the outer wall of the first installation and dismantling plate (18).

5. A water pressure detection device for HVAC construction according to claim 2, characterized in that: A second installation and removal plate (19) is installed on the outer wall of the water pressure detection head (4), and a disassembly screw groove (20) is provided on the outer wall of the second installation and removal plate (19).

6. A water pressure detection device for HVAC construction according to claim 2, characterized in that: An alignment pole (22) is installed on the top of the water pressure detection head (4), and an alignment block (23) is installed on the output end of the alignment pole (22).

7. A water pressure detection device for HVAC construction according to claim 6, characterized in that: A connecting rod (24) is mounted on the outer wall of the alignment block (23), and a waterproof shell (25) is mounted on the outer wall of the connecting rod (24).

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