Pressure test connecting pipe for air-conditioning water system

Abstract

The utility model discloses an air-conditioning water system pressure test connecting pipe which comprises a connecting pipe body, and two sides of the bottom end of the connecting pipe body are respectively provided with a lower clamping ring. When the air conditioner water system pressure test connecting pipe is used after being installed and connected, the lower clamping ring and the upper clamping ring can be clamped into the top end and the bottom end of the outer portion of the connecting pipe body respectively, then a connecting bolt penetrates through the upper clamping ring and the lower clamping ring, and a locking ring is screwed into the connecting bolt. The upper clamping ring and the lower clamping ring can be fixedly installed on the outer side of the connecting pipe body, meanwhile, the bottom cylinder can be rotated outside the connecting column at the bottom end of the lower clamping ring, and the bottom cylinder can move downwards outside the connecting column and drive the bottom plate to abut against the ground while rotating in a threaded mode. And auxiliary supporting and fixing can be carried out on the main body of the connecting pipe body through the arranged bottom cylinder and the arranged connecting column, loads at the connecting position are reduced, and the problem that auxiliary supporting and fixing are inconvenient to carry out on the pipe body after the connecting pipe is installed is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure testing of air-conditioning systems, in particular to a pressure testing connecting pipe of an air-conditioning water system. Background Art

[0002] During the inspection and testing of water and pressure tests of air-conditioning systems, first of all, water testing refers to the first time water is passed into the central air-conditioning system to check the water flow to confirm whether the water supply and return pipes are unobstructed, and whether valves, pumps and other equipment are working normally. Secondly, pressure testing refers to testing the pressure resistance and sealing performance of the central air-conditioning system by increasing the water pressure on the basis of water testing. Before conducting water and pressure tests inside the air-conditioning system, a connecting pipe is required to connect the external pressure test equipment to the air-conditioning system pipeline.

[0003] However, after the pressure test connecting pipe of the air-conditioning water system is installed and connected, the pipe body is mostly in a suspended state. After water flows inside, the increased weight will cause a load on the connection of the connecting pipe. After long-term use, it is easy to cause deformation of the hole position of the connection position, affecting the sealing of the subsequent connection. There are deficiencies, and it is not convenient to auxiliary support and fix the pipe body after the connecting pipe is installed.

[0004] Now, a novel pressure test connecting pipe of an air conditioning water system is proposed to solve the above-mentioned shortcomings. Utility Model Content

[0005] The utility model aims to provide a pressure test connecting pipe for an air conditioning water system, so as to solve the problem in the above background technology that it is inconvenient to carry out auxiliary support and fixation on the pipe body after the connecting pipe is installed.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an air conditioning water system pressure test connecting pipe, comprising a connecting pipe body, lower clamping rings are respectively arranged on both sides of the bottom end of the connecting pipe body, and an upper clamping ring is arranged on the top of the lower clamping ring, through holes are respectively opened inside the two ends of the upper clamping ring and the lower clamping ring, a bottom tube is arranged at the bottom end of the lower clamping ring, and a connecting column is arranged inside the bottom tube, connecting bolts are respectively arranged at the bottom of the two ends of the upper clamping ring, locking rings are respectively arranged at the top of the two ends of the lower clamping ring, a bottom plate is arranged at the bottom end of the bottom tube, and reserved holes are opened on both sides of the top of the reserved hole, and mounting flanges are respectively welded and fixed on both sides of the outside of the connecting pipe body.

[0007] Preferably, the through holes penetrate the interior of the upper clamping ring and the lower clamping ring respectively, the connecting bolts penetrate the interior of the upper clamping ring and the lower clamping ring respectively, and the interior of the locking ring is provided with an internal thread.

[0008] Preferably, the bottom end of the bottom tube is movably connected to the bottom plate, the top end of the connecting column is welded and fixed to the bottom end of the lower clamping ring, the outside of the connecting column is provided with an external thread, and the inside of the bottom tube is provided with an internal thread matching the external thread.

[0009] Preferably, fixing rings are fixed on both sides of the outside of the connecting tube body, and the top and bottom ends of the fixing rings are hinged with connecting rings respectively. A first strap is provided at the top of the fixing ring, and a connecting thorn surface is fixed to the rear end of the first strap. A second strap is provided at the bottom end of the fixing ring, and a connecting rough surface is fixed to the top of the second strap.

[0010] Preferably, the bottom end of the first binding strap and the top end of the second binding strap are respectively passed through and fixed in the connecting ring.

[0011] Preferably, a mounting seat is welded and fixed at the middle position of the front end of the connecting pipe body, and a mounting groove is opened inside the front end of the mounting seat, the mounting groove is connected with the interior of the connecting pipe body, a pressure gauge is provided at the front end of the mounting seat, and the rear end of the pressure gauge is threadedly installed inside the mounting groove.

[0012] Compared with the prior art, the utility model has the beneficial effects that: the air conditioning water system pressure test connecting pipe not only facilitates the auxiliary support and fixation of the connecting pipe body after installation, facilitates the auxiliary storage between the connecting pipes, but also facilitates the detection of the real-time water pressure in the pipe;

[0013] (1) By providing a connecting tube body, an upper clamping ring, a lower clamping ring, a bottom tube, a connecting column, a bottom plate, a reserved hole, a connecting bolt, a locking ring and a through hole, when the connecting tube is installed and used, the lower clamping ring provided on both sides of the bottom end of the connecting tube body can be clamped upward into the bottom end of the connecting tube body, and then the upper clamping ring is used at the top end of the connecting tube body to clamp the top end of the outside of the connecting tube body and fit between the top end of the lower clamping ring, and then the upper clamping ring and the lower clamping ring are fixedly installed on the outside of the connecting tube body by using the connecting bolt to penetrate the inside of the upper clamping ring and the lower clamping ring, and the locking ring is screwed into the connecting bolt, and the upper clamping ring and the lower clamping ring can be fixedly installed on the outside of the connecting tube body, and the bottom tube can be rotated outside the connecting column at the bottom end of the lower clamping ring. The bottom tube thread can be rotated and the bottom tube thread can be moved downward outside the connecting column and drive the bottom plate to rest against the ground. The connecting tube body can be supported and fixed by the bottom tube and the connecting column to reduce the load at the connection.

[0014] (2) By providing a connecting tube body, a fixing ring, a first binding belt, a connecting barbed surface, a connecting ring, a connecting rough surface and a mounting seat, after the connecting tube is disassembled after use, the two groups of connecting tube bodies can be offset and fitted together, and then the first binding belt and the second binding belt can be respectively wrapped around the outside of the other group of connecting tube bodies, and the connecting rough surface of the second binding belt can be correspondingly pasted on the connecting barbed surface, so that the second binding belt can be connected and fixed to the first binding belt, and the first binding belt and the second binding belt can be provided to assist in bundling, fixing and storing the two groups of connecting tube bodies;

[0015] (3) By providing a connecting pipe body, a mounting seat, a pressure gauge and a mounting groove, before the connecting pipe is installed and pressure tested by passing water, the pressure gauge threadedly installed at the front end of the connecting pipe body can be screwed into the inside of the mounting groove and fixed on the mounting seat. During the pressure test, the pressure gauge installed can detect and display the water pressure inside the connecting pipe body in real time, thereby increasing the functionality of the connecting pipe fittings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0017] Figure 2 It is a side view structural diagram of the lower clamping ring of the utility model;

[0018] Figure 3 It is a three-dimensional enlarged structural schematic diagram of the upper clamping ring of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the pressure gauge of the utility model when viewed from above.

[0020] In the figure: 1. Mounting flange; 2. Connecting pipe body; 3. Fixing ring; 4. First binding band; 5. Connecting thorn surface; 6. Connecting ring; 7. Upper clamping ring; 8. Lower clamping ring; 9. Bottom tube; 10. Connecting column; 11. Bottom plate; 12. Reserved hole; 13. Second binding band; 14. Connecting rough surface; 15. Mounting seat; 16. Connecting bolt; 17. Locking ring; 18. Through hole; 19. Pressure gauge; 20. Mounting groove. DETAILED DESCRIPTION

[0021] 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.

[0022] Example 1: Please refer to Figure 1-4, an air conditioning water system pressure test connecting pipe, comprising a connecting pipe body 2, lower clamping rings 8 are respectively arranged on both sides of the bottom end of the connecting pipe body 2, and an upper clamping ring 7 is arranged on the top of the lower clamping ring 8, through holes 18 are respectively opened inside the upper and lower clamping rings 7 and 8 at both ends, a bottom tube 9 is arranged at the bottom end of the lower clamping ring 8, and a connecting column 10 is arranged inside the bottom tube 9, connecting bolts 16 are respectively arranged at the bottom of both ends of the upper clamping ring 7, locking rings 17 are respectively arranged at the top of both ends of the lower clamping ring 8, a bottom plate 11 is arranged at the bottom end of the bottom tube 9, and reserved holes 12 are opened on both sides of the top of the reserved hole 12, and mounting flanges 1 are respectively welded and fixed on both sides of the outside of the connecting pipe body 2;

[0023] The through hole 18 passes through the interior of the upper snap ring 7 and the lower snap ring 8 respectively, the connecting bolt 16 passes through the interior of the upper snap ring 7 and the lower snap ring 8 respectively, the interior of the locking ring 17 is provided with an internal thread, the bottom end of the bottom cylinder 9 is movably connected to the bottom plate 11, the top end of the connecting column 10 is welded and fixed to the bottom end of the lower snap ring 8, the exterior of the connecting column 10 is provided with an external thread, and the interior of the bottom cylinder 9 is provided with an internal thread matching the external thread;

[0024] Specifically, Figure 1-Figure 3 As shown, the lower clamping ring 8 can be inserted upward into the bottom end of the connecting tube body 2, and then the upper clamping ring 7 can be used to insert the top of the outside of the connecting tube body 2 and fit between the top of the lower clamping ring 8, and then the upper and lower clamping rings 7 and 8 can be fixed on the outside of the connecting tube body 2 by using the connecting bolts 16 to penetrate the interior of the upper and lower clamping rings 7 and 8, and the locking ring 17 can be screwed into the connecting bolts 16. At the same time, the bottom tube 9 can be rotated outside the connecting column 10 at the bottom end of the lower clamping ring 8. The bottom tube 9 can be threadedly rotated and can move downward outside the connecting column 10 and drive the bottom plate 11 to rest against the ground. The main body of the connecting tube body 2 can be auxiliary supported and fixed by the provided bottom tube 9 and the connecting column 10.

[0025] Embodiment 2: A fixing ring 3 is fixed to both sides of the outside of the connecting tube body 2, and the top and bottom ends of the fixing ring 3 are respectively hinged with connecting rings 6, a first binding strap 4 is provided at the top end of the fixing ring 3, and a connecting thorn surface 5 is fixed to the rear end of the first binding strap 4, a second binding strap 13 is provided at the bottom end of the fixing ring 3, and a connecting fur surface 14 is fixed to the top end of the second binding strap 13, and the bottom end of the first binding strap 4 and the top end of the second binding strap 13 are respectively penetrated and fixed in the connecting ring 6;

[0026] Specifically, Figure 1As shown, after the connecting tube is used, the two groups of connecting tube bodies 2 can be offset and fitted together, and then the first strap 4 and the second strap 13 can be respectively wrapped around the outside of the other group of connecting tube bodies 2, and the connecting rough surface 14 on the second strap 13 is correspondingly pasted on the connecting barbed surface 5, so that the second strap 13 and the first strap 4 can be connected and fixed. The first strap 4 and the second strap 13 can be set to assist in bundling, fixing and storing the two groups of connecting tube bodies 2.

[0027] Embodiment 3: A mounting seat 15 is welded and fixed at the middle position of the front end of the connecting pipe body 2, and a mounting groove 20 is opened inside the front end of the mounting seat 15, and the mounting groove 20 is connected to the inside of the connecting pipe body 2. A pressure gauge 19 is provided at the front end of the mounting seat 15, and the rear end of the pressure gauge 19 is threadedly installed inside the mounting groove 20;

[0028] Specifically, Figure 1 and Figure 4 As shown, the pressure gauge 19 provided at the front end of the connecting pipe body 2 can be screwed into the interior of the mounting groove 20 and fixed on the mounting seat 15. During the pressure test, the pressure gauge 19 provided can detect and display the water pressure inside the connecting pipe body 2 in real time.

[0029] Working principle: When the utility model is used after installation and connection, the lower clamping ring 8 provided on both sides of the bottom end of the connecting tube body 2 can be clamped upward into the bottom end of the connecting tube body 2, and then the upper clamping ring 7 can be clamped into the top end of the outside of the connecting tube body 2 and fit between the top end of the lower clamping ring 8 at the top end of the connecting tube body 2, and then the upper clamping ring 7 and the lower clamping ring 8 can be penetrated by using the connecting bolt 16, and the locking ring 17 can be screwed into the connecting bolt 16, so that the upper clamping ring 7 and the lower clamping ring 8 can be fixedly installed on the outside of the connecting tube body 2, and the bottom tube 9 can be rotated on the outside of the connecting column 10 at the bottom end of the lower clamping ring 8. The bottom tube 9 can be rotated and the bottom tube 9 can be moved downward on the outside of the connecting column 10 and drive the bottom plate 11 to rest against the ground. The main body of the connecting tube body 2 can be assisted by the provided bottom tube 9 and the connecting column 10. With auxiliary support and fixation, after the connecting pipe is disassembled after use, the two groups of connecting pipe bodies 2 can be staggered and fitted together, and then the first strap 4 and the second strap 13 can be respectively wrapped around the outside of the other group of connecting pipe bodies 2, and the connecting rough surface 14 on the second strap 13 is correspondingly pasted on the connecting barbed surface 5, so that the second strap 13 and the first strap 4 can be connected and fixed. The first strap 4 and the second strap 13 can be used to assist in bundling, fixing and storing the two groups of connecting pipe bodies 2, and before the connecting pipe is installed and pressure tested with water, the pressure gauge 19 set can be screwed into the front end of the connecting pipe body 2 and installed in the inside of the mounting groove 20 and fixed on the mounting seat 15. During the pressure test, the pressure gauge 19 set can detect and display the water pressure inside the connecting pipe body 2 in real time.

[0030] 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. An air conditioning water system pressure test connecting pipe, comprising a connecting pipe body (2), characterized in that: Lower clamping rings (8) are respectively arranged on both sides of the bottom end of the connecting pipe body (2), and an upper clamping ring (7) is arranged on the top end of the lower clamping ring (8), through holes (18) are respectively opened inside the two ends of the upper clamping ring (7) and the lower clamping ring (8), a bottom tube (9) is arranged at the bottom end of the lower clamping ring (8), and a connecting column (10) is arranged inside the bottom tube (9), connecting bolts (16) are respectively arranged at the bottom of the two ends of the upper clamping ring (7), locking rings (17) are respectively arranged at the top of the two ends of the lower clamping ring (8), a bottom plate (11) is arranged at the bottom end of the bottom tube (9), and reserved holes (12) are opened on both sides of the top end of the reserved hole (12), and mounting flanges (1) are respectively welded and fixed on both sides of the outside of the connecting pipe body (2).

2. The pressure test connecting pipe for air conditioning water system according to claim 1, characterized in that: The through hole (18) passes through the interior of the upper clamping ring (7) and the lower clamping ring (8), respectively; the connecting bolt (16) passes through the interior of the upper clamping ring (7) and the lower clamping ring (8), respectively; and the interior of the locking ring (17) is provided with an internal thread.

3. The pressure test connecting pipe for air conditioning water system according to claim 1, characterized in that: The bottom end of the bottom tube (9) is movably connected to the bottom plate (11), the top end of the connecting column (10) is welded and fixed to the bottom end of the lower clamping ring (8), the outside of the connecting column (10) is provided with an external thread, and the inside of the bottom tube (9) is provided with an internal thread matching the external thread.

4. The pressure test connecting pipe for air conditioning water system according to claim 1, characterized in that: A fixing ring (3) is fixed on both sides of the outside of the connecting tube body (2), and the top and bottom ends of the fixing ring (3) are hingedly connected to connecting rings (6), the top end of the fixing ring (3) is provided with a first binding strap (4), and the rear end of the first binding strap (4) is fixed with a connecting thorn surface (5), the bottom end of the fixing ring (3) is provided with a second binding strap (13), and the top end of the second binding strap (13) is fixed with a connecting fur surface (14).

5. The pressure test connecting pipe for air conditioning water system according to claim 4, characterized in that: The bottom end of the first binding belt (4) and the top end of the second binding belt (13) are respectively passed through and fixed in the connecting ring (6).

6. The pressure test connecting pipe for air conditioning water system according to claim 1, characterized in that: A mounting seat (15) is welded and fixed at the middle position of the front end of the connecting pipe body (2), and a mounting groove (20) is provided inside the front end of the mounting seat (15), the mounting groove (20) is communicated with the interior of the connecting pipe body (2), and a pressure gauge (19) is provided at the front end of the mounting seat (15), and the rear end of the pressure gauge (19) is threadedly mounted inside the mounting groove (20).

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