CN217842698U

CN217842698U - High-sealing stop valve

Info

Publication number: CN217842698U
Application number: CN202221342077.3U
Authority: CN
Inventors: 邢冬华; 孙涛; 王成; 沈伟华; 陈卫; 陈桂原
Original assignee: Nantong Zhonglong Hydraulic Co ltd
Current assignee: Nantong Zhonglong Hydraulic Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-11-18
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses a high leakproofness stop valve, including the valve body, fixedly connected with intermediate plate in the passageway of valve body, sliding installation has the shutoff bolt in the passageway of valve body, be equipped with the slewing mechanism of being convenient for rotate on the shutoff bolt, be equipped with the mounting panel on the slewing mechanism, valve body and mounting panel are fixed through the gim peg, the both sides of valve body are fixedly connected with inlet valve port and outlet valve port respectively, slewing mechanism upper end fixedly connected with axis of rotation, the rotation week is slidingly mounted on the traveller, the traveller is fixedly connected with the upper end of shutoff bolt; the utility model discloses board and cut-off are tied between being provided with, when closing the stop valve, through the projection of cut-off bolt and the hole block of board between for the more stable of stop valve block makes better of gas tightness, cuts off the high elastic polymer material of the reversible deformation who ties simultaneously, makes cut-off when tying and the board contact between, and the wear is littleer, seals more inseparable simultaneously.

Description

High-sealing stop valve

Technical Field

The utility model relates to a stop valve technical field specifically is high leakproofness stop valve.

Background

The stop valve is a valve which is most widely used, the opening height is not large, the manufacture is easy, the maintenance is convenient, the stop valve is not only suitable for medium and low pressure, but also suitable for high pressure, and the stop valve is popular, the closing principle of the stop valve is that a valve clack sealing surface is tightly attached to a valve port sealing surface in a valve body by means of the pressure of the stop valve to prevent medium circulation, the stop valve on the market at present usually comprises a valve body, a valve cover, the stop valve and a valve clack, the stop valve drives the valve clack to rotate, when the valve core rotates, the valve clack sealing surface and the valve port sealing surface can relatively rotate, the valve clack sealing surface is easy to wear, the sealing performance and the service life are influenced, and in addition, the sealing performance between the stop valve and the valve cover is also particularly important.

After massive search, the typical box warming device in the prior art is found as the following: CN 208967051U's a high leakproofness stop valve, including the valve body, the valve body top is provided with the fixing base, the fixing base outside is provided with the clamping ring, run through on the fixing base and be provided with the stop valve, the stop valve bottom is provided with the bottom plate, the bottom plate bottom is provided with the valve clack, the clamping ring bottom is provided with spacing inner tube, the spacing inner tube outside is provided with the spacing ring, the spacing ring outside is provided with the sealing washer, the sealing washer is made by rubber materials, the sealing washer outside is provided with spacing urceolus, valve body one side is provided with the water inlet, the valve body opposite side is provided with the delivery port, but still has certain defect in this technique, and the gas tightness nature is originally good very much, and it is not very convenient to control, rotates comparatively hard, experiences during the use poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide high leakproofness stop valve to this kind of good special of gas tightness nature that provides in solving above-mentioned background art is very good, and it is not very convenient to control, and it is harder to rotate, experiences poor problem during the use.

In order to achieve the above object, the utility model provides a following technical scheme: the high-tightness stop valve comprises a valve body,

the valve comprises a valve body and is characterized in that a partition plate is fixedly connected in a channel of the valve body, a stop bolt is slidably mounted in the channel of the valve body, a rotating mechanism convenient to rotate is arranged on the stop bolt, a mounting plate is arranged on the rotating mechanism, the valve body and the mounting plate are fixed through a fixing bolt, a valve inlet port and a valve outlet port are respectively and fixedly connected to two sides of the valve body, a rotating shaft is fixedly connected to the upper end of the rotating mechanism, the rotating shaft is slidably mounted on a sliding column, and the sliding column is fixedly connected to the upper end of the stop bolt.

Preferably, the diameter of the valve body channel is the same as that of the intermediate plate, and the valve body is tightly connected with the intermediate plate.

Preferably, the circular plate at the lower end of the stop bolt is made of a high-elasticity polymer material capable of being reversibly deformed, and the convex column on the circular plate at the lower end of the stop bolt is matched with the hole of the middle plate in size.

Preferably, the rotating mechanism comprises an outer cylinder, an inner cylinder and a rotating bead, the inner cylinder is rotatably mounted in the outer cylinder fixedly connected to the mounting plate, and the rotating bead is rotatably mounted in a groove between the outer cylinder and the inner cylinder.

Preferably, the rotating balls are arranged in a total number, and the rotating balls are annularly arranged relative to a vertical center line of the outer barrel.

Preferably, the size of the inner cylinder is matched with that of the stop bolt, and the vertical center lines of the inner cylinder and the stop bolt are located at the same position.

Preferably, the valve body and the mounting plate are vertically provided with fixing bolts, and the fixing bolts are annularly arranged at equal intervals relative to the vertical center line of the mounting plate.

Preferably, the hole in the rotating shaft is vertically arranged with the sliding column, and the length of the sliding column is larger than that of the stop bolt in the valve body.

Through adopting above-mentioned technical scheme, sealed passageway is inseparabler, and is littleer to the damage of part, adjusts the more convenience in position of stopping the bolt, dismantles the more convenience of stop valve.

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

be provided with between board and stop the bolt, when closing the stop valve, through the projection of stop the bolt and the hole block of board between for the more stable of stop valve block makes the gas tightness better, stops the high elastic polymer material of the reversible deformation of bolt simultaneously, makes when stopping bolt and the contact of board between, and the wear is littleer, seals inseparabler simultaneously.

Be provided with slewing mechanism, through rotating the axis of rotation, drive the inner tube and rotate around the traveller, under the annular of changeing the pearl sets up for the rotation of inner tube in the urceolus is lighter more, thereby drives the bolt and reciprocates, adjusts the upper and lower position convenience more that cuts the bolt.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic structural view of the present invention from the top;

FIG. 3 is a schematic sectional view of the rotating mechanism of the present invention;

fig. 4 is a schematic structural diagram of the shell section of the present invention.

In the figure: 1. the device comprises a shell, 2, a middle plate, 3, a bolt, 4, a rotating mechanism, 401, an outer cylinder, 402, an inner cylinder, 403, a rotating ball, 5, a mounting plate, 6, a fixing bolt, 7, a valve inlet, 8, a valve outlet, 9, a rotating shaft, 10 and a sliding column.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a front view of the present invention; fig. 2 is a schematic structural view of the present invention from the top; FIG. 3 is a schematic sectional view of the rotating mechanism of the present invention; fig. 4 is a schematic structural diagram of the shell of the present invention.

High leakproofness stop valve includes valve body 1:

the first embodiment is as follows:

the valve comprises a valve body 1, a middle plate 2 fixedly connected in a channel, a stop bolt 3 slidably mounted in the channel of the valve body 1, a rotating mechanism 4 convenient to rotate and arranged on the stop bolt 3, a mounting plate 5 arranged on the rotating mechanism 4, the valve body 1 and the mounting plate 5 are fixed through a fixing bolt 6, a valve inlet port 7 and a valve outlet port 8 are respectively and fixedly connected to two sides of the valve body 1, a rotating shaft 9 is fixedly connected to the upper end of the rotating mechanism 4, the rotating shaft 9 is slidably mounted on a sliding column 10, and the sliding column 10 is fixedly connected to the upper end of the stop bolt 3.

In the preferred embodiment, the diameter of the channel of the valve body 1 is the same as that of the intermediate plate 2, and the valve body 1 is tightly connected with the intermediate plate 2.

Specifically, the circular plate at the lower end of the stop bolt 3 is made of a high-elasticity polymer material capable of being deformed reversibly, and the convex column on the circular plate at the lower end of the stop bolt 3 is matched with the hole of the intermediate plate 2 in size.

When the valve works, water flow enters a channel of the valve body 1 through the valve inlet 7, the partition plate 2 is arranged between the valve inlet 7 and the valve outlet 8 and used for conveying the water flow, and when the valve is sealed, the convex columns on the circular plate at the lower end of the stop bolt 3 are clamped with the holes in the partition plate 2, so that the sealing performance is better.

Example two:

the present embodiment is further described in the above embodiments, and it should be understood that the present embodiment includes all the technical features described above and is further described in detail.

In a preferred embodiment, the gear rotating mechanism 4 comprises an outer cylinder 401, an inner cylinder 402 and a rotating ball 403, the inner cylinder 402 is rotatably mounted in the outer cylinder 401 fixedly connected to the mounting plate 5, and the rotating ball 403 is rotatably mounted in a groove between the outer cylinder 401 and the inner cylinder 402.

Preferably, there are 10 rotating beads 403 in total, and the rotating beads 403 are arranged in a ring shape with respect to the vertical centerline of the outer cylinder 401.

Specifically, the size of the inner cylinder 402 is matched with that of the stop bolt 3, and the vertical center lines of the inner cylinder 402 and the stop bolt 3 are positioned at the same position

During operation, through rotatory axis of rotation 9, drive inner tube 402 and rotate, under the annular recess effect that sets up between urceolus 401 and inner tube 402 for rotate inner tube 402 light more, thereby drive and stop bolt 3 and reciprocate.

Example three:

the present embodiment is further described in the above embodiments, and it should be understood that the present embodiment includes all the technical features described above and is further specifically described.

Specifically, the valve body 1 and the mounting plate 5 are vertically provided with fixing bolts 6, and the fixing bolts 6 are annularly arranged at equal intervals relative to the vertical center line of the mounting plate 5.

Preferably, the hole in the rotating shaft 9 is arranged vertically to the spool 10, and the length of the spool 10 is greater than the length of the stop bolt 3 in the valve body 1.

When the stop valve needs to be disassembled, the stop valve is disassembled by releasing the clamping between the valve body 1 and the mounting plate 5 through rotating the fixing bolt 6, and when the stop valve works, the hole in the rotating shaft 9 limits the sliding column 10, so that the stop bolt 3 is limited.

The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.

Claims

1. High leakproofness stop valve, including the valve body, its characterized in that:

the valve comprises a valve body, a channel, a stop bolt, a rotating mechanism and a mounting plate, wherein the channel of the valve body is internally and fixedly connected with an intermediate plate, the stop bolt is arranged in the channel of the valve body in a sliding manner, the rotating mechanism which is convenient to rotate is arranged on the stop bolt, the rotating mechanism is provided with the mounting plate, and the valve body and the mounting plate are fixed through the fixing bolt;

the valve comprises a valve body, a stop bolt, a rotating mechanism, a sliding column and a valve inlet, wherein the valve body is fixedly connected with the valve inlet and the valve outlet at two sides respectively, the upper end of the rotating mechanism is fixedly connected with a rotating shaft, the rotating shaft is slidably installed on the sliding column, and the sliding column is fixedly connected with the upper end of the stop bolt.

2. The high-sealing stop valve according to claim 1, wherein: the diameter of the valve body channel is the same as that of the intermediate plate, and the valve body is tightly connected with the intermediate plate.

3. The high-sealing stop valve according to claim 1, wherein: the circular plate at the lower end of the stop bolt is made of a high-elasticity polymer material capable of being deformed reversibly, and the convex column on the circular plate at the lower end of the stop bolt is matched with the hole size of the middle plate.

4. The high-sealing stop valve according to claim 1, wherein: the rotating mechanism comprises an outer barrel, an inner barrel and a rotating bead, the inner barrel is installed in the outer barrel in a rotating mode, the outer barrel is fixedly connected to the mounting plate, and the rotating bead is installed in a rotating mode in a groove between the outer barrel and the inner barrel.

5. The high-sealing stop valve according to claim 4, wherein: the rotating balls are provided with 10 rotating balls in total, and the rotating balls are annularly arranged relative to the vertical center line of the outer barrel.

6. The high-sealing stop valve according to claim 4, wherein: the size of the inner cylinder is matched with that of the stopping bolt, and the vertical center lines of the inner cylinder and the stopping bolt are located at the same position.

7. The high-sealing stop valve according to claim 1, wherein: the valve body is vertically provided with a fixing bolt on the mounting plate, and the fixing bolt is annularly arranged at equal intervals about the vertical center line of the mounting plate.

8. The high-sealing stop valve according to claim 1, wherein: the hole in the rotating shaft is vertically arranged with the sliding column, and the length of the sliding column is larger than that of the stop bolt in the valve body.