Road valve joint

Abstract

The utility model belongs to the technical field of road valves, and particularly relates to a road valve connector which comprises a valve body. A water inlet and a water outlet are formed in the two ends of the valve body respectively, a protruding chamber is arranged on the side wall of the valve body, a right-angle triangular block is arranged in the protruding chamber, a supporting pipe is inserted into the water inlet of the valve body, and a supporting ring plate tightly attached to the inner wall of the valve body is integrally formed at the end, close to the valve body, of the outer side wall of the supporting pipe. The outer side of the end, away from the valve body, of the supporting pipe is sleeved with a fixing rubber ring, an inserting groove is formed between the outer rubber ring and the inner rubber ring, an external water pipe is inserted into the inserting groove, and a contraction ring is hooped to the outer side of the outer rubber ring and clamped through a fixing bolt. The outer surface of the outer rubber ring is fixed through the contraction ring, the fixing plate is fixedly connected through the fixing bolt and the external nut, the valve dismounting convenience is improved, and the economic and applicable benefits of the valve are enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of valve joints, in particular to a road valve joint. Background Art

[0002] Road valve joints are an indispensable key component in road construction and maintenance. They are mainly used to control and manage the flow of fluids (such as water, fuel, gas, etc.) in the road system. Its design needs to consider safety, durability, sealing and other factors to ensure the stability and efficiency of the fluid during transmission. The material selection of road valve joints is directly related to its performance and service life. Commonly used materials include stainless steel, cast iron, copper alloy, etc. These materials have excellent corrosion resistance, strength and wear resistance, and can meet the use requirements in different environments.

[0003] For example: CN219796261U, the utility model relates to a valve joint, including a valve joint body, a flange, a pipeline, a support tube, a sealing rubber ring, a locking ring assembly and an external pipeline. A support tube is arranged inside the valve joint body, a sealing rubber ring is arranged on the outer wall of the support tube, and a locking ring assembly is arranged. When connecting with the external pipeline, it is only necessary to insert the external pipeline into the slot of the sealing rubber ring, clamp and fix the external pipeline through the locking mechanism of the locking ring assembly, and then rotate the external hexagonal nut of the locking mechanism. The external hexagonal nut moves to the left through the threaded cooperation with the valve joint body, and the locking mechanism drives the external pipeline to move and squeeze the sealing rubber ring, so that the external pipeline and the sealing rubber ring are tightly fitted, and the connection and fixation of the external pipeline can be completed. The connection operation is simple, and the sealing and stabilization effects are good.

[0004] The valve joint is directly fixed by bolts, but considering that a large number of tools are required for disassembly, the disassembly process is cumbersome and causes great inconvenience. For this, a road valve joint is now provided to improve the efficiency of installation. Utility Model Content

[0005] In view of the above-mentioned defects or deficiencies in the prior art, it is desired to provide a road valve joint.

[0006] In the first aspect, the present application provides a road valve joint, including a valve body, wherein two ends of the valve body are respectively provided with a water inlet and a water outlet, a side wall of the valve body close to the water inlet is provided with a protruding chamber, a right-angled triangle block extending to the inside of the valve body is hingedly connected in the protruding chamber, a support pipe is inserted at the water inlet of the valve body, and a support ring plate that fits tightly with the inner wall of the valve body is integrally formed at one end of the outer wall of the support pipe close to the valve body, a clamping groove is provided at the top of the support ring plate, when the support pipe is inserted into the valve body, the right-angled triangle block is clamped in the clamping groove, a fixed rubber ring is sleeved on the outer side of the end of the support pipe away from the valve body, the fixed rubber ring includes an integrally formed outer rubber ring and an inner rubber ring, the inner rubber ring is sleeved on the outer wall of the support pipe, a slot is provided between the outer rubber ring and the inner rubber ring, an external water pipe is inserted in the slot, a shrink ring is clamped on the outer side of the outer rubber ring, and the shrink ring can be clamped by a fixing bolt.

[0007] According to the technical solution provided in the embodiment of the present application, the inner width of the protruding chamber is greater than the thickness of the right-angled triangle block, the length of the protruding chamber is greater than the length of the long right-angled side of the right-angled triangle block, and the smallest pointed end of the right-angled triangle block is hinged to the inner wall of the protruding chamber through a pin to prevent the right-angled triangle block from sliding out of the protruding chamber.

[0008] According to the technical solution provided in the embodiment of the present application, the long right-angled side of the right-angled triangle block is connected to the inner wall of the top of the protruding chamber through a number of springs, the inclined surface of the right-angled triangle block faces one end of the water inlet, and a layer of rubber is glued to the short right-angled side of the right-angled triangle block near the water outlet to facilitate the rotation of the right-angled triangle block. At the same time, a rubber sleeve is installed to reduce the collision damage between the right-angled triangle block and the support ring plate.

[0009] According to the technical solution provided in the embodiment of the present application, the outer radius of the support ring plate is equal to the radius of the inner wall of the valve body, the support ring plate is inserted into the interior of the valve body and tightly attached to its inner wall, and the thickness of the support ring plate is greater than the inner length of the protruding chamber.

[0010] According to the technical solution provided in the embodiment of the present application, the shrinking ring includes an arc plate in the shape of an open circular ring, and fixing plates are integrally formed at both ends of the arc plate. The inner diameter of the arc plate is less than or equal to the outer diameter of the outer rubber ring, and a plurality of anti-slip teeth are provided on the inner surface of the arc plate to ensure that the shrinking ring can fix the external water pipe inside the slot, and the anti-slip teeth are installed to prevent it from slipping easily.

[0011] According to the technical solution provided in the embodiment of the present application, the fixing bolt is composed of a knob and a threaded rod. The threaded rod is inserted into the two fixing plates and is threadedly connected with an external matching nut to avoid difficulty in disassembly during the disassembly process.

[0012] According to the technical solution provided in the embodiment of the present application, the distance from the front end side wall of the support ring plate to the front end of the support tube is greater than the thickness of the support ring plate, and the width and length of the slot are greater than or equal to the length and width of the right-angle triangle block.

[0013] According to the technical solution provided in the embodiment of the present application, the knob is cylindrical, the radius of the knob is larger than the radius of the threaded rod, the surface of the knob is covered with a layer of rubber and the surface of the knob rubber cover is provided with a threaded pattern, thereby increasing the knob force arm for easy rotation.

[0014] To summarize, the technical solution specifically discloses a road valve joint, which includes a valve body; a fixed rubber ring is sleeved through the valve body, and the fixed rubber ring is sleeved on an external water pipe through an internal slot, and is fixed and shrunk through a shrink ring and a fixing bolt, so that the external water pipe is fixed inside the slot, and a right-angled triangle block is hinged on the inner wall of the valve body. When the fixed rubber ring is sleeved into the interior of the valve body and fixed through the right-angled triangle block, the effect of a fixed joint is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

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

[0017] Figure 2 It is a structural schematic diagram of a vertical section of a valve body in the utility model;

[0018] Figure 3 It is a structural schematic diagram of the support pipe in the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the fixed rubber ring in the utility model;

[0020] Figure 5 It is a structural schematic diagram of the shrink ring in the utility model;

[0021] Figure 6 It is a structural schematic diagram of the fixing bolt in the utility model;

[0022] Figure 7 It is a structural schematic diagram of the combination of the support tube and the fixed rubber ring in the utility model.

[0023] In the figure: 1. valve body; 11. water inlet; 12. water outlet; 13. protruding chamber; 2. right-angle triangle block; 3. support pipe; 31. support ring plate; 32. slot; 4. fixing rubber ring; 41. outer rubber ring; 42. inner rubber ring; 43. slot; 5 shrink ring; 51. arc plate; 52. fixing plate; 6. fixing bolt; 61. knob; 62. threaded rod; 7. external water pipe; 8. spring. DETAILED DESCRIPTION

[0024] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings.

[0025] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0026] See also Figure 1-Figure 7 A road valve joint comprises a valve body 1, wherein two ends of the valve body 1 are respectively provided with a water inlet 11 and a water outlet 12, a protruding chamber 13 is provided on the side wall of the valve body 1 close to the water inlet 11, a right-angled triangular block 2 extending to the inside of the valve body 1 is hinged in the protruding chamber 13, specifically, the inner width of the protruding chamber 13 is greater than the thickness of the right-angled triangular block 2, the length of the protruding chamber 13 is greater than the length of the long right-angled side of the right-angled triangular block 2, the smallest pointed end of the right-angled triangular block 2 is hinged to the inner side wall of the protruding chamber 13 through a pin shaft, so as to ensure that the right-angled triangular block 2 can slide in the protruding chamber 13; a supporting tube 3 is inserted at the water inlet 11 of the valve body 1, and the outer wall of the supporting tube 3 is close to the valve A support ring plate 31 is integrally formed at one end of the valve body 1 and fits tightly with the inner wall of the valve body 1. A slot 32 is provided at the top of the support ring plate 31. When the support tube 3 is inserted into the valve body 1, the right-angled triangle block 2 is clamped in the slot 32. A fixed rubber ring 4 is sleeved on the outer side of the end of the support tube 3 away from the valve body 1. The fixed rubber ring 4 includes an integrally formed outer rubber ring 41 and an inner rubber ring 42. The inner rubber ring 42 is sleeved on the outer wall of the support tube 3. A slot 43 is provided between the outer rubber ring 41 and the inner rubber ring 42. An external water pipe 7 is inserted in the slot 43. A shrink ring 5 is clamped on the outer side of the outer rubber ring 41. The shrink ring 5 can be clamped by a fixing bolt 6.

[0027] Specifically, the long right-angled side of the right-angled triangle block 2 is connected to the inner wall of the top end of the protruding chamber 13 through a plurality of springs 8. The inclined surface of the right-angled triangle block 2 faces the water inlet 11. The short right-angled side of the right-angled triangle block 2 close to the water outlet 12 is adhered with a layer of rubber. The addition of the spring 8 ensures that the right-angled triangle block 2 can be reset to achieve the limiting effect, and the rubber sleeve plays a protective role to avoid damage caused by collision.

[0028] Specifically, the outer radius of the support ring plate 31 is equal to the inner wall radius of the valve body 1 , the support ring plate 31 is inserted into the valve body 1 and fits tightly against its inner wall, and the thickness of the support ring plate 31 is greater than the inner length of the protruding chamber 13 , so that the support tube 3 can be installed inside the valve body 1 .

[0029] In this embodiment, the shrink ring 5 includes an arc plate 51 in the shape of an open circular ring, and both ends of the arc plate 51 are integrally formed with a fixing plate 52. The inner diameter of the arc plate 51 is less than or equal to the outer diameter of the outer rubber ring 41. The inner surface of the arc plate 51 is provided with a plurality of anti-slip teeth to ensure that the shrink ring 5 can fix the external water pipe 7 inside the slot 43, and the anti-slip teeth are installed to prevent it from slipping easily.

[0030] Specifically, the distance from the front side wall of the support ring plate 31 to the front end of the support tube 3 is greater than the thickness of the support ring plate 31 , and the width and length of the slot 32 are greater than or equal to the length and width of the right-angle triangle block 2 .

[0031] In this embodiment, the fixing bolt 6 is composed of a knob 61 and a threaded rod 62. The threaded rod 62 is inserted into the two fixing plates 52 and is threadedly connected with an external matching nut.

[0032] Specifically, the knob 61 is cylindrical, the radius of the knob 61 is larger than the radius of the threaded rod 62, the surface of the knob 61 is covered with a layer of rubber and the surface of the rubber cover of the knob 61 is provided with a threaded pattern, which ensures that the knob 61 saves effort during rotation and is easy to install.

[0033] Specifically, during the process of disassembling the support tube 3, the support tube 3 is first gently pushed inward, and rotated while pushing until the support tube 3 can rotate, that is, the right-angled triangle block 2 is completely out of the slot 32. At this time, the support tube 3 is pulled outward to disassemble the support tube 3.

[0034] Working principle: the support tube 3 is sleeved through the valve body 1, and a rubber ring 4 is bonded and fixed to one side of the support ring plate 31 on the support tube 3. The fixed rubber ring 4 is sleeved on the external water pipe 7 through the internal slot 43, and is contracted through the shrink ring 5 and by rotating the knob 61 of the fixing bolt 6, so that the external water pipe 7 is fixed inside the slot 43. Through the right-angled triangle block 2 hinged on the inner wall of the valve body 1, when the support tube 3 is sleeved into the inside of the valve body 1 and fixed through the right-angled triangle block 2, the effect of fixing the joint is achieved.

[0035] The above description is only a preferred embodiment of the present application and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the utility model involved in the present application is not limited to the technical solution formed by a specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features with similar functions disclosed in the present application (but not limited to) to form a technical solution.

Claims

1. A road valve joint, comprising a valve body (1), characterized in that: The valve body (1) is provided with a water inlet (11) and a water outlet (12) at both ends thereof, a protruding chamber (13) is provided on the side wall of the valve body (1) close to the water inlet (11), a right-angled triangle block (2) extending into the interior of the valve body (1) is hingedly connected in the protruding chamber (13), a support tube (3) is inserted into the water inlet (11) of the valve body (1), a support ring plate (31) which is tightly fitted with the inner wall of the valve body (1) is integrally formed at one end of the outer wall of the support tube (3) close to the valve body (1), a clamping groove (32) is provided at the top end of the support ring plate (31), and when the support tube (3) is inserted into the valve body (1), When the valve body (1) is in the state of being inserted into the right-angled triangle block (2), the right-angled triangle block (2) is clamped in the clamping groove (32), and a fixed rubber ring (4) is sleeved on the outer side of one end of the support tube (3) away from the valve body (1). The fixed rubber ring (4) comprises an outer rubber ring (41) and an inner rubber ring (42) which are integrally formed. The inner rubber ring (42) is sleeved on the outer wall of the support tube (3). A slot (43) is provided between the outer rubber ring (41) and the inner rubber ring (42). An external water pipe (7) is inserted in the slot (43). A shrink ring (5) is clamped on the outer side of the outer rubber ring (41), and the shrink ring (5) can be clamped by a fixing bolt (6).

2. The road valve joint according to claim 1, characterized in that: The inner width of the protruding chamber (13) is greater than the thickness of the right-angled triangle block (2), the length of the protruding chamber (13) is greater than the length of the long right-angled side of the right-angled triangle block (2), and the smallest pointed end of the right-angled triangle block (2) is hinged to the inner side wall of the protruding chamber (13) via a pin shaft.

3. The road valve joint according to claim 1, characterized in that: The long right-angled side of the right-angled triangle block (2) is connected to the inner wall of the top end of the protruding chamber (13) via a plurality of springs (8); the inclined surface of the right-angled triangle block (2) faces one end of the water inlet (11); and a rubber layer is adhered to the short right-angled side of the right-angled triangle block (2) near the water outlet (12).

4. The road valve joint according to claim 1, characterized in that: The outer radius of the support ring plate (31) is equal to the inner wall radius of the valve body (1); the support ring plate (31) is inserted into the interior of the valve body (1) and is tightly attached to the inner wall thereof; the thickness of the support ring plate (31) is greater than the inner length of the protruding chamber (13).

5. The road valve joint according to claim 1, characterized in that: The shrink ring (5) comprises an arc plate (51) in the shape of an open circular ring, both ends of the arc plate (51) are integrally formed with fixing plates (52), the inner diameter of the arc plate (51) is less than or equal to the outer diameter of the outer rubber ring (41), and the inner surface of the arc plate (51) is provided with a plurality of anti-slip teeth.

6. The road valve joint according to claim 5, characterized in that: The fixing bolt (6) is composed of a knob (61) and a threaded rod (62). The threaded rod (62) is inserted into the two fixing plates (52) and is threadedly connected with an external matching nut.

7. The road valve joint according to claim 1, characterized in that: The distance from the front end side wall of the support ring plate (31) to the front end of the support tube (3) is greater than the thickness of the support ring plate (31), and the width and length of the clamping groove (32) are greater than or equal to the length and width of the right-angle triangle block (2).

8. The road valve joint according to claim 6, characterized in that: The knob (61) is cylindrical in shape, the radius of the knob (61) is greater than the radius of the threaded rod (62), the surface of the knob (61) is covered with a layer of rubber, and the surface of the rubber cover of the knob (61) is provided with a thread-shaped pattern.

Images