Metal hose convenient to connect

Abstract

The utility model discloses a metal hose convenient to connect, which relates to the technical field of metal hoses and comprises a valve seat, one end of the valve seat is fixedly connected with a fuel gas supply pipe, the other end of the valve seat is fixedly connected with a connector, one side of the valve seat, which is positioned on the connector, is fixedly connected with a plug bush, and the plug bush is fixedly connected with the connector. And one side of the valve seat is rotationally connected with a valve rod. By the adoption of the structure, the fuel gas guide pipe is inserted into the connector, the driving plate is rotated, the driving plate drives the screw rod to rotate through the driving block, the screw rod drives the pressing rings to move, the fuel gas guide pipe is fixed to the connector through the two pressing rings, and then the power assembly drives the positioning rod to be inserted into the positioning hole of the driving plate. The gas guide pipe can be stably pressed by the pressing ring to fix the gas guide pipe, it can be guaranteed that the gas guide pipe is not prone to loosening and generating gaps during vibration through tight connection, normal operation of a pipeline system in a severe environment is facilitated, and therefore the safety risk is greatly reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of metal hoses, and particularly relates to a metal hose that is easy to connect. Background Art

[0002] In the existing natural gas transmission system, metal hoses are important connecting components, and their connection methods are directly related to the safety and stability of the system. Among them, connection with the gas supply pipe through a clamp is a common connection method.

[0003] However, the gas transmission systems in factories, refineries, chemical plants and other places have frequent equipment operation, long-term operation and high-frequency vibration, which can cause the clamps to loosen, resulting in gaps in the originally tightly fitting pipe connections, thus affecting the safety and stability of the entire natural gas transmission system. Utility Model Content

[0004] In view of the problems mentioned in the background technology, the purpose of the utility model is to provide a metal hose that is easy to connect to solve the problems in the background technology.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions:

[0006] A metal hose that is easy to connect comprises a valve seat, one end of the valve seat is fixedly connected to a gas supply pipe, the other end of the valve seat is fixedly connected to a connecting head, a socket is fixedly connected to one side of the valve seat located on the connecting head, a valve stem is rotatably connected to one side of the valve seat, a gas gas guide pipe is inserted inside the socket, both sides of the gas gas guide pipe are slidably connected to a clamping ring, one side of the clamping ring is rotatably connected to a screw, the screw is threadedly connected to a plug, one end of the screw away from the clamping ring is fixedly connected to a driving block, the end of the driving block away from the screw is fixedly connected to a driving plate, a positioning hole is provided at one end of the driving plate, a positioning rod is inserted inside the positioning hole, both sides of the valve seat are fixedly connected to a power assembly, and one end of the power assembly is fixedly connected to one end of the positioning rod.

[0007] As a preferred technical solution, one side of the clamping ring is fixedly connected to a bearing, and one side of the screw is fixedly connected to an inner ring of the bearing.

[0008] As a preferred technical solution, both sides of one end of the clamping ring are fixedly connected with guide slide rods, and one side of the guide slide rod is slidably connected to the insert sleeve.

[0009] As a preferred technical solution, one end of the clamping ring away from the screw is fixedly connected to a first rubber pad, and one side of the first rubber pad is fittedly connected to one side of the gas guide pipe.

[0010] As a preferred technical solution, a mating block is fixedly connected to the clamping ring, and a mating hole is provided on one side of the mating block on the clamping ring.

[0011] As a preferred technical solution, the power assembly includes a fixed block, which is fixedly connected to both sides of the valve seat. A mounting groove is opened inside the fixed block, and a spring is fixedly connected inside the mounting groove. There are two springs, one end of the spring is fixedly connected to a push plate, one side of the push plate is slidably connected to the inside of the mounting groove, and one end of the positioning rod is fixedly connected to one end of the push plate.

[0012] As a preferred technical solution, one end of the push plate away from the spring is fixedly connected to a second rubber pad, and an arc groove is formed on the outer surface of the second rubber pad.

[0013] In summary, the utility model mainly has the following beneficial effects:

[0014] First, in the utility model, the gas guide pipe is inserted into the connecting head, and the driving plate is rotated. The driving plate drives the screw to rotate through the driving block, so that the screw drives the clamping ring to move, and the gas guide pipe is fixed to the connecting head by using two clamping rings. Then, the power component is used to drive the positioning rod to be inserted into the positioning hole of the driving plate, so that the clamping ring can be stably pressed on the gas guide pipe to fix the gas guide pipe. The tight connection can ensure that the gas guide pipe is not easy to loosen and produce gaps when vibrating, which helps the pipeline system to maintain normal operation in harsh environments, thereby greatly reducing safety risks;

[0015] Second, in the utility model, the gas pipe is inserted into the connector by fixing the socket on the valve seat. At this time, the connection of the gas pipe is located inside the socket, which can protect the connection, prevent potential damage to the connection by external factors, and ensure the stability and durability of the connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the plug sleeve of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the clamping ring of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the driving plate of the utility model;

[0020] Figure 5 This utility model Figure 1 A is an enlarged structural diagram of FIG.

[0021] Figure numerals: 1. gas supply pipe; 2. valve seat; 3. valve stem; 4. socket; 5. connector; 6. gas guide pipe; 7. clamping ring; 71. bearing; 72. guide slide rod; 8. screw rod; 9. drive block; 10. drive plate; 11. positioning hole; 12. positioning rod; 13. first rubber pad; 14. plug-in block; 15. plug-in hole; 17. power assembly; 171. fixing block; 172. mounting groove; 173. spring; 174. push plate; 175. second rubber pad; 176. arc groove. DETAILED DESCRIPTION

[0022] Example

[0023] refer to Figures 1 to 5 A metal hose that is easy to connect in this embodiment includes a valve seat 2, one end of the valve seat 2 is fixedly connected to a gas supply pipe 1, the other end of the valve seat 2 is fixedly connected to a connector 5, a plug sleeve 4 is fixedly connected to one side of the connector 5 on the valve seat 2, a valve stem 3 is rotatably connected to one side of the valve seat 2, a gas guide pipe 6 is plugged into the plug sleeve 4, both sides of the gas guide pipe 6 are slidably connected to a clamping ring 7, one side of the clamping ring 7 is rotatably connected to a screw 8, the screw 8 is threadedly connected to the plug, and the end of the screw 8 away from the clamping ring 7 is fixed A driving block 9 is connected, and one end of the driving block 9 away from the screw 8 is fixedly connected to a driving plate 10, one end of the driving plate 10 is provided with a positioning hole 11, and a positioning rod 12 is inserted into the positioning hole 11. Both sides of the valve seat 2 are fixedly connected with a power component 17, and one end of the power component 17 is fixedly connected to one end of the positioning rod 12. Through the above arrangement, it is ensured that the gas guide pipe 6 is not easy to loosen and produce gaps when vibrating, which helps the pipeline system to maintain normal operation in harsh environments and can improve the safety, stability and transportation efficiency of the pipeline system.

[0024] refer to Figure 3 One side of the clamping ring 7 is fixedly connected to a bearing 71, one side of the screw rod 8 is fixedly connected to the inner ring of the bearing 71, and both sides of one end of the clamping ring 7 are fixedly connected to guide slide rods 72, and one side of the guide slide rod 72 is slidably connected to the sleeve 4; by fixing the bearing 71 on the clamping ring 7, the screw 8 is fixed to the inner ring of the bearing 71, so that the screw 8 will not drive the clamping ring 7 to rotate after rotation, and the clamping ring 7 can move horizontally, and by fixing the guide slide rod 72 on the clamping ring 7, the guide slide rod 72 is slidably connected to the sleeve 4, which serves the purpose of guiding the horizontal movement of the clamping ring 7 and also facilitates the horizontal movement of the clamping ring 7.

[0025] refer to Figure 3The end of the clamping ring 7 away from the screw rod 8 is fixedly connected with a first rubber pad 13, and one side of the first rubber pad 13 is fitted and connected with one side of the gas guide pipe 6; by fixing the first rubber pad 13 on the inner wall of the clamping ring 7, due to the characteristics of rubber, the gas guide pipe 6 can be protected from being crushed, and the friction force can be increased to stably fix the gas guide pipe 6 on the connecting head 5.

[0026] refer to Figure 3 A plug-in block 14 is fixedly connected to the clamping ring 7, and a plug-in hole 15 is opened on one side of the plug-in block 14 on the clamping ring 7; by fixing the plug-in block 14 and the plug-in hole 15 on the clamping ring 7, the plug-in blocks 14 and the plug-in holes 15 are installed on both sides of the clamping ring 7, and the plug-in blocks 14 and the plug-in holes 15 on both sides are alternately arranged, and the plug-in blocks 14 are inserted into the plug-in holes 15, so that the clamping rings 7 on both sides can fit tightly to fix the gas guide pipe 6 on the connecting head 5.

[0027] refer to Figure 5 , the power assembly 17 includes a fixed block 171, which is fixedly connected to both sides of the valve seat 2, and a mounting groove 172 is provided inside the fixed block 171, and a spring 173 is fixedly connected inside the mounting groove 172, and two springs 173 are provided, one end of the spring 173 is fixedly connected to a push plate 174, one side of the push plate 174 is slidably connected to the inside of the mounting groove 172, and one end of the positioning rod 12 is fixedly connected to one end of the push plate 174; by setting the power assembly 17, the fixed blocks 171 are installed on both sides of the valve seat 2, and the mounting groove 172 is provided in the fixed block 171, and the mounting groove 172 fixes the push plate 174 through the spring 173, and the positioning rod 12 is fixed on the push plate 174, and the push plate 174 is pushed to drive the positioning rod 12 to move away from the positioning hole 11. Under the action of the two springs 173, the push plate 174 can push the positioning rod 12 to be inserted into the positioning hole 11, so that the positioning rod 12 is stably connected to the positioning hole 11 and is not easy to separate.

[0028] refer to Figure 5 The end of the push plate 174 away from the spring 173 is fixedly connected to the second rubber pad 175, and the outer surface of the second rubber pad 175 is provided with an arc groove 176; by fixing the second rubber pad 175 on the push plate 174, the arc groove 176 is opened on the second rubber pad 175, the friction force is increased, and it is convenient for the staff to press the push plate 174.

[0029] Principle and advantages of use: Press the push plate 174, the push plate 174 slides in the installation groove 172 of the fixed block 171, so that the push plate 174 drives the positioning rod 12 to move, and the two springs 173 connected to the push plate 174 are deformed, and the gas guide pipe 6 is inserted into the connector 5, and the driving plate 10 is rotated. The driving plate 10 drives the screw 8 to rotate through the driving block 9, so that the screw 8 drives the clamping ring 7 to move, and the clamping ring 7 moves horizontally under the action of the bearing 71 and the guide slide rod 72, so that the two clamping rings 7 fix the gas guide pipe 6 on the connector 5, without It is easy to disengage, and then the push plate 174 is loosened. The positioning rod 12 is inserted into the positioning hole 11 of the drive plate 10 under the action of the two springs 173, so that the clamping ring 7 is stably pressed on the gas duct 6 to fix the gas duct 6. The connection of the gas duct 6 is located inside the socket 4, which can protect the connection and prevent potential damage to the connection by external factors. Therefore, the tight connection can ensure that the gas duct 6 is not easy to loosen and produce gaps when vibrating, which helps the pipeline system to maintain normal operation in harsh environments, thereby greatly reducing safety risks.

Claims

1. A metal hose that is easy to connect, comprising a valve seat (2), characterized in that: One end of the valve seat (2) is fixedly connected to a gas supply pipe (1), the other end of the valve seat (2) is fixedly connected to a connector (5), a socket (4) is fixedly connected to one side of the valve seat (2) located on the connector (5), one side of the valve seat (2) is rotatably connected to a valve stem (3), a gas guide pipe (6) is inserted into the socket (4), both sides of the gas guide pipe (6) are slidably connected to a clamping ring (7), one side of the clamping ring (7) is rotatably connected to a screw (8), and the screw The rod (8) is threadedly connected to the plug, and the end of the screw rod (8) away from the clamping ring (7) is fixedly connected to a driving block (9), and the end of the driving block (9) away from the screw rod (8) is fixedly connected to a driving plate (10), and a positioning hole (11) is opened at one end of the driving plate (10), and a positioning rod (12) is inserted into the inside of the positioning hole (11). Both sides of the valve seat (2) are fixedly connected to a power assembly (17), and one end of the power assembly (17) is fixedly connected to one end of the positioning rod (12).

2. The metal hose that is easy to connect according to claim 1 is characterized in that: One side of the clamping ring (7) is fixedly connected to a bearing (71), and one side of the screw rod (8) is fixedly connected to the inner ring of the bearing (71).

3. The metal hose that is easy to connect according to claim 1 is characterized in that: Both sides of one end of the clamping ring (7) are fixedly connected to guide slide bars (72), and one side of the guide slide bar (72) is slidably connected to the insert sleeve (4).

4. The metal hose that is easy to connect according to claim 1 is characterized in that: One end of the clamping ring (7) away from the screw rod (8) is fixedly connected to a first rubber pad (13), and one side of the first rubber pad (13) is fitted and connected to one side of the gas guide pipe (6).

5. The metal hose that is easy to connect according to claim 1, characterized in that: The clamping ring (7) is fixedly connected with an inserting block (14), and the clamping ring (7) is provided with an inserting hole (15) on one side of the inserting block (14).

6. The metal hose that is easy to connect according to claim 1, characterized in that: The power assembly (17) comprises a fixed block (171), wherein the fixed block (171) is fixedly connected to both sides of the valve seat (2), a mounting groove (172) is provided inside the fixed block (171), a spring (173) is fixedly connected inside the mounting groove (172), and two springs (173) are provided, one end of the spring (173) is fixedly connected to a push plate (174), one side of the push plate (174) is slidably connected to the inside of the mounting groove (172), and one end of the positioning rod (12) is fixedly connected to one end of the push plate (174).

7. The metal hose that is easy to connect according to claim 6, characterized in that: One end of the push plate (174) away from the spring (173) is fixedly connected to a second rubber pad (175), and an arc groove (176) is formed on the outer surface of the second rubber pad (175).

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