CN209818845U - Valve with good sealing performance - Google Patents

Abstract

The utility model belongs to the technical field of the valve technique and specifically relates to a valve that leakproofness is good, including valve and go-between, the inboard at both ends is equipped with the threaded rod about the valve, the outside threaded connection of threaded rod has the nut, the one end fixedly connected with go-between of threaded rod, the equal fixedly connected with rubber pad in both ends about the go-between, the equal fixedly connected with bracing piece in upper and lower both ends of go-between, the outside of bracing piece is equipped with the stopper, the equal fixedly connected with solid fixed ring in both ends about the go-between, the one end fixedly connected with connecting rod of solid fixed ring, gu fixed ring's one end fixedly connected with second spring, the other end fixedly connected with spacing ring of second spring, through the spacing ring that sets up, the rubber strip can laminate with the inner wall of valve or pipeline to seal, this kind of design not, The connection of pipeline and go-between can also carry out good sealed to the junction, is worth using widely.

Description

Valve with good sealing performance

Technical Field

The utility model relates to the technical field of valves, specifically be a valve that leakproofness is good.

Background

The valve is a control part in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, is used for a valve of a fluid control system, and has a great variety and specifications from the simplest stop valve to various valves used in an extremely complex automatic control system, so that the demand for the valve with good sealing performance is increasing day by day.

The valve that exists on the existing market, its leakproofness is not good, and when using, there is rivers to flow easily in the junction of valve to when sealing, can not be convenient enough connect valve and pipeline, lead to when valve and pipeline are connected, comparatively waste time, consequently, propose the valve that a leakproofness is good to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve that leakproofness is good to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a valve with good sealing performance comprises a valve body and a connecting ring, wherein threaded rods are arranged on the inner sides of the left end and the right end of the valve body, the outer side of the threaded rod is in threaded connection with a nut, one end of the threaded rod is fixedly connected with a connecting ring, the left end and the right end of the connecting ring are both fixedly connected with rubber pads, the upper end and the lower end of the connecting ring are both fixedly connected with supporting rods, the outer side of the supporting rod is provided with a limiting block, the left end and the right end of the connecting ring are fixedly connected with a fixing ring, one end of the fixing ring is fixedly connected with a connecting rod, one end of the fixing ring is fixedly connected with a second spring, the other end of the second spring is fixedly connected with a limiting ring, the inner side of the limiting ring is provided with a rubber strip, the one end fixedly connected with first spring of solid fixed ring, the other end fixedly connected with water conservancy diversion ring of first spring, the one end fixedly connected with rubber circle of water conservancy diversion ring.

Preferably, the inner side of the limiting block is provided with a sliding groove, the supporting rod is connected with the limiting block in a sliding mode, the limiting block is connected with the connecting ring in a sliding mode through the supporting rod, and the limiting block is annular.

Preferably, the diversion ring and the rubber ring are both positioned on the outer side of the connecting rod, and the top end of the inner side of the diversion ring forms an upward 60-degree angle with the horizontal plane.

Preferably, the connecting ring is fixed with the valve through a threaded rod, and the diameter of the connecting ring is the same as that of the outlets at the left end and the right end of the valve.

Preferably, the second spring is located the outside of connecting rod, the spacing ring passes through second spring and solid fixed ring sliding connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the connecting ring, the supporting rod and the limiting block, when the valve is required to be sealed, the valve, the pipeline and the connecting ring are required to be connected firstly, the threaded rod at any end of the connecting ring is required to be placed at the inner side of the valve, then the valve and the connecting ring are connected and fixed through the nut, then the connecting end of the pipeline is placed at the inner side of the limiting block, then the threaded rod at the other end of the connecting ring is placed at the inner side of the pipeline by rotating the pipeline, and then the limiting block is slid, so that the pipeline and the connecting ring can be fixed;

2. the utility model discloses in, spacing ring through setting up, rubber strip and rubber circle, when rivers flow through from the inboard of valve, can extrude the valve about the wherein water conservancy diversion ring of one end of both ends to solid fixed ring remove, then the rubber circle can laminate with the inner wall of pipeline or valve, thereby rivers when promoting the water conservancy diversion ring and remove, the spacing ring also can remove to solid fixed ring, thereby the rubber strip can laminate with the inner wall of valve or pipeline, the rubber strip that lies in the inboard bottom of spacing ring simultaneously can laminate with solid fixed ring, thereby can be to the pipeline, valve and solid fixed ring seal, this kind of design, not only can make things convenient for the valve, the connection of pipeline and go-between, can also carry out good sealing to the junction, be worth using widely.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of a portion a of fig. 1 according to the present invention.

In the figure: 1-limiting block, 2-nut, 3-fixing ring, 4-connecting ring, 5-rubber ring, 6-threaded rod, 7-supporting rod, 8-valve, 9-guide ring, 10-rubber strip, 11-limiting ring, 12-first spring, 13-connecting rod, 14-second spring, 15-rubber pad and a-chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

a valve with good sealing performance comprises a valve 8 and a connecting ring 4, wherein threaded rods 6 are arranged on the inner sides of the left end and the right end of the valve 8, nuts 2 are connected to the outer side of the threaded rods 6 in a threaded manner, the connecting ring 4 is fixedly connected to one end of the threaded rods 6, rubber pads 15 are fixedly connected to the left end and the right end of the connecting ring 4, supporting rods 7 are fixedly connected to the upper end and the lower end of the connecting ring 4, limit blocks 1 are arranged on the outer sides of the supporting rods 7, fixing rings 3 are fixedly connected to the left end and the right end of the connecting ring 4, a connecting rod 13 is fixedly connected to one end of each fixing ring 3, a second spring 14 is fixedly connected to one end of each fixing ring 3, a limit ring 11 is fixedly connected to the other end of each second spring 14, rubber strips 10 are arranged on the inner sides of the limit rings 11, a, one end of the flow guide ring 9 is fixedly connected with a rubber ring 5.

The inner side of the limiting block 1 is provided with a chute a, the support rod 7 is connected with the limiting block 1 in a sliding way, the limiting block 1 is connected with the connecting ring 4 in a sliding way through a supporting rod 7, the limiting block 1 is annular, the arrangement is favorable for the sliding of the limiting block 1, the guide ring 9 and the rubber ring 5 are both positioned at the outer side of the connecting rod 13, the top end of the inner side of the guide ring 9 forms an upward 60-degree angle with the horizontal plane, this arrangement facilitates the rapid passage of water from the inside of the valve 8, the connection ring 4 being fixed to the valve 8 by the threaded rod 6, the connection ring 4 having the same diameter as the outlets at the left and right ends of the valve 8, this arrangement facilitates the fixing of the connection ring 4, said second spring 14 being located outside the connection rod 13, the limiting ring 11 is connected with the fixing ring 3 in a sliding mode through a second spring 14, and the arrangement is favorable for sealing the fixing ring 3.

The working process is as follows: when the valve 8 needs to be sealed, firstly, the valve 8, the pipeline and the connecting ring 4 need to be connected, the threaded rod 6 at any end of the connecting ring 4 needs to be placed on the inner side of the valve 8, then the valve 8 and the connecting ring 4 are connected and fixed through the nut 2, then the connecting end of the pipeline is placed on the inner side of the limiting block 1, then the pipeline is rotated, the threaded rod 6 at the other end of the connecting ring 4 is placed on the inner side of the pipeline through rotating the pipeline, then the limiting block 1 is slid to the position of the valve 8, the connecting ring 4 can be connected with the pipeline through the nut 2, so that the connecting ring 4 can be connected and fixed with the valve 8 and the pipeline, the rubber pads 15 arranged on the outer side of the threaded rod 6 can seal the connecting ring 4, the valve 8, the connecting ring 4 and the pipeline, when water flows through the inner side of the valve 8, the flow guide ring 9 at one end of the left, then the rubber ring 5 will be attached to the inner wall of the pipeline or the valve 8, so that when the water flow pushes the guide ring 9 to move, the limit ring 11 will also move to the fixing ring 3 through the connecting rod 13, so that the rubber strip 5 will be attached to the inner wall of the valve 8 or the pipeline, and at the same time, the rubber strip 10 at the bottom end inside the limit ring 11 will be attached to the fixing ring 3, so that the pipeline, the valve 8 and the fixing ring 3 can be sealed, and at the same time, the guide ring 9 and the limit ring 11 in opposite directions will move in opposite directions, because the guide ring 9 and the rubber ring 5 are both located outside the connecting rod 13, when the limit ring 11 moves, the limit ring 11 will be attached to the guide ring 9, so that the water flow can be prevented from flowing out between the limit ring 11 and the guide ring 9, and at the same time, the rubber strip 10 will also be attached to the valve 8 or the pipeline, so as, the design not only can facilitate the connection of the valve, the pipeline and the connecting ring, but also can well seal the connection part, and is worthy of popularization and application.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A valve with good sealing performance comprises a valve (8) and a connecting ring (4), and is characterized in that: the inner sides of the left end and the right end of the valve (8) are provided with threaded rods (6), the outer side of each threaded rod (6) is in threaded connection with a nut (2), one end of each threaded rod (6) is fixedly connected with a connecting ring (4), the left end and the right end of each connecting ring (4) are both fixedly connected with rubber pads (15), the upper end and the lower end of each connecting ring (4) are both fixedly connected with a supporting rod (7), the outer side of each supporting rod (7) is provided with a limiting block (1), the left end and the right end of each connecting ring (4) are both fixedly connected with a fixing ring (3), one end of each fixing ring (3) is fixedly connected with a connecting rod (13), one end of each fixing ring (3) is fixedly connected with a second spring (14), the other end of each second spring (14) is fixedly connected with a, the one end fixedly connected with first spring (12) of solid fixed ring (3), the other end fixedly connected with water conservancy diversion ring (9) of first spring (12), the one end fixedly connected with rubber circle (5) of water conservancy diversion ring (9).

2. The valve of claim 1, wherein: spout (a) have been seted up to the inboard of stopper (1), bracing piece (7) and stopper (1) sliding connection, stopper (1) are through bracing piece (7) and go-between (4) sliding connection, stopper (1) is the annular.

3. The valve of claim 1, wherein: the flow guide ring (9) and the rubber ring (5) are both located on the outer side of the connecting rod (13), and the top end of the inner side of the flow guide ring (9) is at an upward 60-degree angle with the horizontal plane.

4. The valve of claim 1, wherein: the connecting ring (4) is fixed with the valve (8) through a threaded rod (6), and the diameter of the connecting ring (4) is the same as that of outlets at the left end and the right end of the valve (8).

5. The valve of claim 1, wherein: the second spring (14) is located on the outer side of the connecting rod (13), and the limiting ring (11) is connected with the fixing ring (3) in a sliding mode through the second spring (14).