Back flushing connector with high sealing performance

Abstract

The utility model belongs to the technical field of flushing connectors, and particularly discloses a high-sealing-performance reverse flushing connector which comprises a pump pipe and a flushing connector pipe, the outer surface of the pump pipe is fixedly connected with a fixing ring, the outer surface of the flushing connector pipe is fixedly connected with an assembling ring, and the outer surface of the assembling ring is fixedly connected with a power ring. A connecting groove is formed in the side, close to the pump pipe, of the assembling ring, two symmetrical fixing plates are fixedly connected to the outer surface of the pump pipe, connecting rods are fixedly connected to the sides, close to the power ring, of the fixing plates, and a positioning groove is formed in the outer surface of the power ring. Therefore, connection and disassembly of the pump pipe and the flushing connector pipe are achieved, a worker can more conveniently assemble and disassemble the pump pipe and the flushing connector pipe, and the situation that when the pump pipe and the flushing connector pipe are spliced, a professional tool needs to be used for screwing the pump pipe for multiple times is reduced to a certain extent.

Description

Technical Field

[0001] The utility model relates to the technical field of flushing joints, in particular to a reverse flushing joint with high sealing performance. Background Art

[0002] Prestressed continuous rigid frame bridge construction is now common, and concrete is transported by sky pumps and ground pumps. Affected by factors such as distance, surrounding terrain and cost, ground pumps and vehicle-mounted pumps are conventional choices for conveying concrete for continuous beams. However, in the construction of large-span continuous rigid frame cast-in-place beams across existing lines and rivers, the cleaning of pump pipes brings great trouble to construction workers.

[0003] After consulting the literature, we learned that the currently published patent is: CN214813333U, a reverse flushing pump pipe joint for an air compressor, including a joint pipe for detachably mounting on one end of a pump pipe, a mounting plate being provided at the end of the joint pipe away from the pump pipe, a water inlet being connected to a water source through a water pump being provided on the mounting plate, an air inlet being connected to an air compressor being connected to the end of the joint pipe close to the water inlet, which has the effect of reducing the difficulty of cleaning the pump pipe and thus improving the efficiency of cleaning the pump pipe.

[0004] However, the following problems will occur during the use of the device: since the device needs to be fixed with bolts or threads when connected to the pump pipe, the staff needs to use professional tools to tighten the bolts or the connecting parts multiple times when installing and disassembling the device, which makes the connection between the device and the pump pipe more complicated. In view of the above situation, technical innovation is carried out on the basis of the existing device. Utility Model Content

[0005] The purpose of the utility model is to provide a reverse flushing joint with high sealing performance to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a highly sealing reverse flushing joint, comprising a pump pipe and a flushing joint pipe, the outer surface of the pump pipe is fixedly connected with a fixing ring, the outer surface of the flushing joint pipe is fixedly connected with an assembly ring, the outer surface of the assembly ring is fixedly connected with a power ring, a connecting groove is provided on the side of the assembly ring close to the pump pipe, two symmetrical fixing plates are fixedly connected to the outer surface of the pump pipe, a connecting rod is fixedly connected to the side of the fixing plate close to the power ring, a positioning groove is provided on the outer surface of the power ring, the surface of the connecting rod is plugged into the inside of the positioning groove, a power groove is provided inside the power ring, a fixing frame is slidably connected to the inside of the power groove, a fixing groove is provided on the top of the connecting rod, and a side of the fixing frame close to the fixing groove is plugged into the inside of the fixing groove.

[0007] Preferably, the surface of the fixing ring is slidably connected to the inside of the connecting groove, a spring is fixedly connected to the side of the fixing frame away from the fixing groove, and one end of the spring away from the fixing frame is fixedly connected to the inner wall of the power groove.

[0008] Preferably, the power groove is internally rotatably connected with a rotating shaft extending to the outside of the power ring, the outer surface of the rotating shaft is fixedly connected with a pull rope, and one end of the pull rope away from the rotating shaft is fixedly connected to the surface of the fixing frame.

[0009] Preferably, a sealing groove is provided on a side of the fixing ring close to the assembly ring, a sealing ring is fixedly connected to the inner surface of the connecting groove, and a groove is provided on a side of the sealing ring close to the fixing ring, and the cross section of the groove is triangular.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The high-sealability reverse flushing joint slides into and out of the fixing groove through the fixing frame, thereby realizing the connection and disassembly of the pump pipe and the flushing joint pipe, so that the staff can install and disassemble the pump pipe and the flushing joint pipe more conveniently, and to a certain extent reduce the need to use professional tools to twist the bolts of the pump pipe multiple times when splicing the pump pipe and the flushing joint pipe, thereby making the splicing and installation of the pump pipe and the flushing joint pipe more convenient, so that the staff can use the device to flush the pump pipe more conveniently.

[0012] 2. After the high-sealing reverse flush joint slides into the interior of the sealing groove through the sealing ring, the sealing ring can be deformed more smoothly due to the triangular cross-section of the groove, and the sealing ring is in closer contact with the inner wall of the sealing groove, so that the sealing performance of the device is improved to a certain extent and the device can be used more smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of the high-sealing reverse flushing joint of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the power tank of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the fixing ring of the utility model;

[0016] Figure 4 This is a schematic diagram of the cross-sectional structure of the flushing joint pipe of the utility model;

[0017] Figure 5 For this utility model Figure 4 Schematic diagram of the enlarged structure of A.

[0018] In the figure: 1. pump pipe; 2. flushing joint pipe; 3. power ring; 4. connecting groove; 5. fixing ring; 6. fixing plate; 7. connecting rod; 8. positioning groove; 9. power groove; 10. fixing groove; 11. fixing frame; 12. spring; 13. pull rope; 14. assembly ring; 15. rotating shaft; 16. sealing groove; 17. sealing ring; 18. groove. DETAILED DESCRIPTION

[0019] See also Figure 1-5 The utility model provides a technical solution: a reverse flushing joint with high sealing performance, including a pump pipe 1 and a flushing joint pipe 2, a cleaning member is arranged inside the flushing joint pipe 2, and the inside of the pump pipe 1 can be cleaned by the cleaning member (refer to patent: CN214813333U), the flushing joint pipe 2 is an existing structure, and no further elaboration is made here, a fixing ring 5 is fixedly connected to the outer surface of the pump pipe 1, an assembly ring 14 is fixedly connected to the outer surface of the flushing joint pipe 2, a power ring 3 is fixedly connected to the outer surface of the assembly ring 14, a connecting groove 4 is opened on one side of the assembly ring 14 close to the pump pipe 1, and the surface of the fixing ring 5 is connected to the connecting groove 4 The outer surface of the pump tube 1 is fixedly connected with two symmetrical fixing plates 6, and a connecting rod 7 is fixedly connected to the side of the fixing plate 6 close to the power ring 3. A positioning groove 8 is provided on the outer surface of the power ring 3, and the surface of the connecting rod 7 is plugged into the inside of the positioning groove 8, and the connecting rod 7 can slide in and out of the inside of the positioning groove 8. A power groove 9 is provided inside the power ring 3, and a fixing frame 11 is slidably connected to the inside of the power groove 9. A fixing groove 10 is provided on the top of the connecting rod 7, and a side of the fixing frame 11 close to the fixing groove 10 is plugged into the inside of the fixing groove 10, and the fixing frame 11 can slide out and slide into the inside of the fixing groove 10.

[0020] Furthermore, a spring 12 is fixedly connected to one side of the fixing frame 11 away from the fixing groove 10 , and one end of the spring 12 away from the fixing frame 11 is fixedly connected to the inner wall of the power groove 9 , and the spring 12 can be compressed and reset by moving the fixing frame 11 .

[0021] Furthermore, the power slot 9 is internally rotatably connected with a rotating shaft 15 extending to the outside of the power ring 3, and the outer surface of the rotating shaft 15 is fixedly connected with a pull rope 13, and one end of the pull rope 13 away from the rotating shaft 15 is fixedly connected to the surface of the fixed frame 11. The pull rope 13 is located inside the power slot 9. The rotating shaft 15 is rotated by a staff member, and the pull rope 13 is wound around the rotating shaft 15, so that the pull rope 13 drives the fixed frame 11 to slide into the interior of the power slot 9, so that the spring 12 is compressed.

[0022] After the staff makes the connecting rod 7 slide into the interior of the positioning groove 8 and the fixing ring 5 slide into the interior of the connecting groove 4, the staff loosens the rotating shaft 15, and the spring 12 resets to drive the fixing frame 11 to slide into the interior of the fixing groove 10, thereby realizing the connection between the pump tube 1 and the flushing joint tube 2, so that the staff can more conveniently install and disassemble the pump tube 1 and the flushing joint tube 2, and to a certain extent reduce the need to use professional tools to tighten the bolts of the pump tube 1 multiple times when splicing the pump tube 1 and the flushing joint tube 2, thereby making the splicing and installation of the pump tube 1 and the flushing joint tube 2 more convenient, and allowing the staff to more conveniently use the device to flush the pump tube 1.

[0023] Furthermore, a sealing groove 16 is formed on one side of the fixing ring 5 close to the assembly ring 14 .

[0024] Furthermore, a sealing ring 17 is fixedly connected to the inner surface of the connecting groove 4 , and a groove 18 is formed on one side of the sealing ring 17 close to the fixing ring 5 , and the cross section of the groove 18 is triangular.

[0025] After the sealing ring 17 slides into the sealing groove 16, since the cross-section of the groove 18 is triangular, the sealing ring 17 can be deformed more smoothly, and the sealing ring 17 and the inner wall of the sealing groove 16 are in closer contact, so that the sealing performance of the device is improved to a certain extent and the device can be used more smoothly.

[0026] Working principle: For this type of high-sealing reverse flushing joint, the staff first rotates the rotating shaft 15 and wraps the pull rope 13 around the rotating shaft 15, so that the pull rope 13 drives the fixing frame 11 to slide into the power groove 9, and after the spring 12 is compressed, the staff makes the connecting rod 7 slide into the positioning groove 8, and the fixing ring 5 slides into the connecting groove 4, and then the staff loosens the rotating shaft 15, and the spring 12 resets and drives the fixing frame 11 to slide into the fixing groove 10, thereby realizing the connection between the pump pipe 1 and the flushing joint pipe 2, so that the staff can more conveniently install and disassemble the pump pipe 1 and the flushing joint pipe 2, and to a certain extent reduce the need to use professional tools to tighten the bolts of the pump pipe 1 multiple times when splicing the pump pipe 1 and the flushing joint pipe 2, thereby making the splicing and installation of the pump pipe 1 and the flushing joint pipe 2 more convenient, and at the same time, the water flow in the external environment enters the interior of the flushing joint pipe 2, so that the water flow and the flushing joint pipe 2 can directional flush the interior of the pump pipe 1.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-sealing reverse flushing joint, comprising a pump pipe (1) and a flushing joint pipe (2), characterized in that: The outer surface of the pump tube (1) is fixedly connected to a fixing ring (5), the outer surface of the flushing joint tube (2) is fixedly connected to an assembly ring (14), the outer surface of the assembly ring (14) is fixedly connected to a power ring (3), a connection groove (4) is provided on a side of the assembly ring (14) close to the pump tube (1), two symmetrical fixing plates (6) are fixedly connected to the outer surface of the pump tube (1), a connecting rod (7) is fixedly connected to a side of the fixing plate (6) close to the power ring (3), a positioning groove (8) is provided on the outer surface of the power ring (3), the surface of the connecting rod (7) is plugged into the inside of the positioning groove (8), a power groove (9) is provided inside the power ring (3), a fixing frame (11) is slidably connected to the inside of the power groove (9), a fixing groove (10) is provided on the top of the connecting rod (7), and a side of the fixing frame (11) close to the fixing groove (10) is plugged into the inside of the fixing groove (10).

2. The high-sealing backwash joint according to claim 1, characterized in that: The surface of the fixing ring (5) is slidably connected to the interior of the connecting groove (4).

3. The high-sealing backwash joint according to claim 1, characterized in that: A spring (12) is fixedly connected to one side of the fixing frame (11) away from the fixing slot (10), and one end of the spring (12) away from the fixing frame (11) is fixedly connected to the inner wall of the power slot (9).

4. The high-sealing backwash joint according to claim 1, characterized in that: The power groove (9) is rotatably connected to a rotating shaft (15) extending to the outside of the power ring (3); a pull rope (13) is fixedly connected to the outer surface of the rotating shaft (15); and one end of the pull rope (13) away from the rotating shaft (15) is fixedly connected to the surface of the fixing frame (11).

5. The high-sealing backwash joint according to claim 4, characterized in that: A sealing groove (16) is provided on one side of the fixing ring (5) close to the assembly ring (14).

6. The high-sealing backwash joint according to claim 5, characterized in that: A sealing ring (17) is fixedly connected to the inner surface of the connecting groove (4).

7. The high-sealing backwash joint according to claim 6, characterized in that: A groove (18) is formed on a side of the sealing ring (17) close to the fixing ring (5).

8. The high-sealing backwash joint according to claim 7, characterized in that: The cross section of the groove (18) is triangular.

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