CN213271220U - Valve accessory with leak protection function - Google Patents

Abstract

The utility model discloses a valve fitting with a leakage-proof function, which belongs to the technical field of valve fittings and comprises a middle connecting pipe, the two ends of the middle connecting pipe are respectively and fixedly connected with a rubber ring A and a rubber ring B, a rubber layer edge is protruded on the surface of the middle connecting pipe behind the rubber ring A and the rubber ring B, a rubber ring is stuck in the middle of the middle connecting pipe between the rubber layer edges, an inner hole is arranged in the rubber ring, a rubber ball is filled in the inner hole, the middle part of the middle connecting pipe is provided with a rubber ring, when the middle connecting pipe is arranged between the external pipeline and the valve pipeline, the rubber ring in the middle of the middle connecting pipe can be pressed by the two flange plates, at the moment, the rubber ball in the inner hole of the rubber ring is elastically deformed to form resilience force, make the rubber circle can elasticity laminating between the ring flange of outside pipeline and valve pipeline, play better sealed effect, the better rubber circle of elasticity still can play good sealed effect when well takeover is damaged.

Description

Valve accessory with leak protection function

Technical Field

The utility model relates to a valve accessory technical field especially relates to a valve accessory with leak protection function.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems.

Patent No. CN201620611472.5 discloses a valve fitting with a leak-proof function, comprising: the water inlet pipe is connected with the water inlet pipe; the water inlet pipe connecting part and the water outlet pipe connecting part are respectively arranged on the left side and the right side of the valve body, the water inlet pipe fixing part is arranged on the water inlet pipe connecting part, and the water outlet pipe fixing part is arranged on the water outlet pipe connecting part; the water inlet pipe fixing part and the water outlet pipe fixing part are identical in structure, and the water inlet pipe connecting part and the water outlet pipe connecting part are identical in structure; a containing cavity is arranged in the water inlet pipe connecting part, the water inlet pipe fixing part comprises a loop bar penetrating through the containing cavity, and a clamping part is arranged at one end of the loop bar, which is far away from the valve body; the clamping piece is the setting of character cut in bas-relief shape structure, and the clamping piece includes left part and right part, and left part and right part all are the setting of L font structure, and the bottom side part of right part inlays the bottom side part of locating the left part, left part and right part sliding connection are equipped with clamping screw on the clamping piece, and clamping screw wears to locate in left part and the right part, is equipped with the fixed subassembly that is used for fixed loop bar on the water inlet pipe connecting portion.

1. When a valve in the prior art is installed, a flange plate of the valve is connected with a flange plate of an external pipeline, then the edges of two disk bodies are locked by bolts, a sealing ring between the valves is easy to age after being pressed for a long time, and then a leakage gap is formed at the joint of the valve disk body and the external pipeline disk body, so that a valve sealing accessory with better sealing property needs to be arranged, and therefore, the valve accessory with the leakage-proof function is provided.

2. When a valve in the prior art is installed, a flange plate of the valve is connected with a flange plate of an external pipeline, then the edges of two disk bodies are locked by bolts, most of sealing fittings of the valve are embedded into rubber sealing rings at the flange plate, the rubber sealing rings are simple in structure, the elastic resilience force is poor when the sealing fittings are pressed by the two disk bodies, the valve fitting cannot be rebounded and attached to the disk body well, and therefore the valve fitting with the leakage-proof function is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a valve fitting with leak protection function, through being equipped with the well takeover, the both ends of well takeover set up rubber ring A and rubber ring B respectively, when the ring flange of valve and the ring flange of outside pipeline need be installed, with well takeover embedding valve and the ring flange mouth department of outside pipeline, rubber ring A and rubber ring B of well takeover both ends are pressed and are embedded in the outside pipeline and the pipeline of valve behind the ring flange and form sealed laminating structure, and the rubber layer limit on well takeover surface is also laminated the pipeline inner wall of outside pipeline and valve and is formed the multiple seal structure, the ring flange of outside pipeline and valve can use the bolt to lock at this moment, when outside pipeline and valve pipeline were watered, rivers are trickled through well takeover middle part, be difficult to the kneck seepage of ring flange, set up the rubber circle in the middle part of well takeover, when well takeover is installed between outside pipeline and the valve pipeline, the rubber circle at well takeover middle part can be by two ring flanges pressfitting, and the rubber ball elastic deformation in the inside hole of rubber circle forms the resilience force this moment for the rubber circle can elasticity laminating between the ring flange of outside pipeline and valve pipeline, plays better sealed effect, and the better rubber circle of elasticity still can play good sealed effect when well takeover is damaged.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of valve accessories with leak protection function, including well takeover, the both ends difference fixedly connected with rubber ring A and rubber ring B of well takeover, the well takeover surface bulge at rubber ring A and rubber ring B rear has the rubber layer limit, well takeover middle part between the rubber layer limit is pasted and is had the rubber circle, and the hole has been seted up to the inside of rubber circle, the hole intussuseption is filled with the rubber ball.

Optionally, an inner filling pipe is fixedly connected inside the middle connecting pipe.

Optionally, the rubber ring is made of fluororubber.

Optionally, the rubber layer edge is composed of four groups of ring bodies.

The utility model has the advantages as follows:

1. the utility model discloses a take over in being equipped with, the both ends of well takeover set up rubber ring A and rubber ring B respectively, when the ring flange of valve and the ring flange of outside pipeline need be installed, take over embedding valve and outside pipeline's ring flange mouth department in will, the rubber ring A and the rubber ring B pressurized embedding ring flange rear of well takeover both ends form sealed laminated structure in the pipeline of outside pipeline and valve, and the rubber layer limit on well takeover surface also laminates the pipeline inner wall of outside pipeline and valve and forms multiple seal structure, the ring flange of outside pipeline and valve can use the bolt to lock this moment, when outside pipeline and valve pipeline lead to water, rivers are trickled through well takeover middle part, be difficult for the kneck seepage to the ring flange, the relatively poor problem of current valve seal accessory leakproofness has been solved.

2. The utility model discloses a middle part of taking over in sets up the rubber circle, in take over when installing between outside pipeline and valve pipeline, the rubber circle at middle part of taking over in can be by two ring flange pressfittings, the rubber ball elastic deformation in the inside hole of rubber circle forms the resilience force this moment, make the rubber circle can the elasticity laminating between the ring flange of outside pipeline and valve pipeline, play better sealed effect, the better rubber circle of elasticity still can play good sealed effect when the taking over is damaged in, the poor problem of the simple structure leakproofness of the rubber seal circle of current valve has been solved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a valve accessory with a leakage-proof function according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view of a middle connection pipe of a valve fitting with a leakage-proof function according to an embodiment of the present invention.

Fig. 3 is a sectional view of a rubber ring of a valve fitting with a leakage-proof function according to an embodiment of the present invention.

In the figure: 1. a middle connecting pipe; 2. a rubber ring A; 3. a rubber ring B; 4. a rubber layer edge; 5. filling a pipe; 6. a rubber ring; 7. an inner bore; 8. a rubber ball.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A valve accessory with a leakage prevention function according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1-3, the embodiment of the utility model provides a valve accessory with leak protection function, including well takeover 1, the both ends difference fixedly connected with rubber ring A2 and rubber ring B3 of well takeover 1, the protruding rubber layer limit 4 that has of well takeover 1 surface behind rubber ring A2 and the rubber ring B3, paste in the middle part of taking over 1 between rubber layer limit 4 and have rubber circle 6, and the hole 7 has been seted up to the inside of rubber circle 6, the hole 7 intussuseption is filled with rubber ball 8.

In the example, by providing a middle connecting pipe 1, two ends of the middle connecting pipe 1 are respectively provided with a rubber ring A2 and a rubber ring B3, when a flange of a valve and a flange of an external pipeline need to be installed, the middle connecting pipe 1 is embedded into the flange of the valve and the external pipeline, the rubber rings A2 and B3 at two ends of the middle connecting pipe 1 are pressed and embedded into the external pipeline and the pipeline of the valve behind the flange to form a sealing and attaching structure, and a rubber layer edge 4 on the surface of the middle connecting pipe 1 is also attached to the inner walls of the external pipeline and the pipeline of the valve to form a multi-layer sealing structure, at this time, the flanges of the external pipeline and the valve can be locked by using bolts, when the external pipeline and the pipeline of the valve are communicated with water, water flows through the middle part of the middle connecting pipe 1 and is not easy to leak to the interface of the flange, the middle connecting pipe 1 is provided with a, the rubber circle 6 at the middle part of the middle adapter tube 1 can be pressed by two flange plates, and the elastic deformation of the rubber ball 8 in the inner hole 7 in the rubber circle 6 forms resilience force, so that the rubber circle 6 can be elastically attached between the flange plates of an external pipeline and a valve pipeline to achieve a better sealing effect, and the rubber circle 6 with better elasticity can still achieve a good sealing effect when the middle adapter tube 1 is damaged.

Referring to fig. 2, an inner filling pipe 5 is fixedly connected to the inside of the middle adapter pipe 1.

Illustratively, the inner filling pipe 5 strengthens the inner thickness of the middle connecting pipe 1, and prevents impurities in the water flow of the valve of the middle connecting pipe 1 from being corroded and damaged.

Referring to fig. 1, the rubber ring 6 is made of a fluororubber material.

In an example, the rubber ring 6 made of the fluororubber material has better corrosion resistance and longer service life.

Referring to fig. 1 and 2, the rubber layer 4 is composed of four sets of ring bodies.

For example, the rubber layer edge 4 consisting of four groups of ring bodies can form a multilayer fit sealing structure after being pressed.

The utility model relates to a valve fitting with leak protection function, through being equipped with well takeover 1, the both ends of well takeover 1 set up rubber ring A2 and rubber ring B3 respectively, when the ring flange of valve and the ring flange of outside pipeline need to be installed, with well takeover 1 embedding the ring flange mouth department of valve and outside pipeline, rubber ring A2 and rubber ring B3 of well takeover 1 both ends are pressed and are embedded in the outside pipeline behind the ring flange and the pipeline of valve and form sealed laminating structure, and rubber layer limit 4 on well takeover 1 surface also laminates the pipeline inner wall of outside pipeline and valve and forms the multiple seal structure, the ring flange of outside pipeline and valve can use the bolt to lock at this moment, when outside pipeline and valve pipeline lead to water, rivers are trickled through the middle part of well takeover 1, be difficult to the kneck seepage of ring, set up rubber ring 6 in the middle part of well takeover 1, when well takeover 1 installation is between outside pipeline and valve pipeline, the rubber circle 6 at 1 middle part of well takeover can be by two ring flanges pressfitting, 8 elastic deformation formation resilience forces of rubber ball in the inside hole 7 of rubber circle this moment for rubber circle 6 can elastically laminate between the ring flange of outside pipeline and valve pipeline, play better sealed effect, the better rubber circle 6 of elasticity still can play good sealed effect when 1 damage of well takeover.

It should be noted that, the utility model relates to a valve accessory with leak protection function, including well takeover 1, rubber ring A2, rubber ring B3, rubber layer limit 4, intussuseption pipe 5, rubber circle 6, hole 7, rubber ball 8, the part is general standard component or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (4)

1. A valve fitting with leak-proof function, includes well takeover (1), its characterized in that: the rubber ring connecting structure is characterized in that the two ends of the middle connecting pipe (1) are fixedly connected with a rubber ring A (2) and a rubber ring B (3) respectively, a rubber layer edge (4) is arranged on the surface of the middle connecting pipe (1) at the rear of the rubber ring A (2) and the rear of the rubber ring B (3) in a protruding mode, a rubber ring (6) is pasted in the middle of the middle connecting pipe (1) between the rubber layer edges (4), an inner hole (7) is formed in the inner portion of the rubber ring (6), and a rubber ball (8) is filled in the inner hole (7).

2. A valve fitting having a leak-proof function as claimed in claim 1, wherein: the interior of the middle connecting pipe (1) is fixedly connected with an inner filling pipe (5).

3. A valve fitting having a leak-proof function as claimed in claim 1, wherein: the rubber ring (6) is made of fluororubber.

4. A valve fitting having a leak-proof function as claimed in claim 1, wherein: the rubber layer edge (4) is composed of four groups of ring bodies.

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