CN209638400U - A kind of oil exploitation shut-off valve - Google Patents

Abstract

The utility model discloses a kind of oil exploitation shut-off valves, including shell, the upper center outer surface of the shell is fixedly installed with sleeve, the upper end outer surface of the sleeve is fixedly installed with No.1 disk, the upper end outer surface of the No.1 disk is fixedly installed with No. two disks, the upper center outer surface of No. two disks is fixedly installed with screwed ring, the upper end outer surface of the screwed ring is fixedly installed with bellows, the shell is internally provided with interlayer and valve block, the valve block is located at the upper end of interlayer, the upper center outer surface of the valve block is fixedly installed with screw rod.A kind of oil exploitation shut-off valve described in the utility model; equipped with bellows, rubber ring and bayonet through-hole; protection can be provided for screw rod; it can also reinforce leakproofness; each component wear can also be prevented, valve block scope of activities increases, and passes through bayonet through-hole; so that shut-off valve is lost effect, brings better prospect of the application.

Description

A kind of oil exploitation shut-off valve

Technical field

The utility model relates to valve technology field, in particular to a kind of oil exploitation shut-off valve.

Background technique

Petroleum needs in recovery process using to large-scale pipeline, and shut-off valve is as a kind of enforceable sealed valve Door, be suitable for various large-scale pipelines, by valve block open and close control fluids within pipes it is unimpeded or only stop, can be opened well for petroleum It adopts in engineering；There are certain drawbacks in existing shut-off valve, firstly, the naked leakage of screw portion, with using the time when in use Increase, easily lead to screw rods from rusting, there is certain inconvenience, secondly, sealing effect is poor, fluid be easy to permeate at structure gap and Out, in addition, with the increase for using the time, various components will appear certain abrasion, if valve block can not be aligned because of abrasion it is logical Hole, shut-off valve is then ineffective, has centainly unfavorable, certain adverse effect is brought to the use process of people, for this purpose, It is proposed that a kind of oil exploitation shut-off valve.

Utility model content

The main purpose of the utility model is to provide a kind of oil exploitation shut-off valves, can effectively solve background technique The problems in.

To achieve the above object, the technical solution that the utility model is taken are as follows:

The upper center outer surface of a kind of oil exploitation shut-off valve, including shell, the shell is fixedly installed with sleeve, The upper end outer surface of the sleeve is fixedly installed with No.1 disk, and the upper end outer surface of the No.1 disk is fixedly installed with No. two Disk, the upper center outer surface of No. two disks are fixedly installed with screwed ring, and the upper end outer surface of the screwed ring is fixed Bellows is installed, the shell is internally provided with interlayer and valve block, and the valve block is located at the upper end of interlayer, the valve block Upper center outer surface is fixedly installed with screw rod, and the upper end outer surface of the screw rod is fixedly installed with knob circle, the sleeve Inner wall is provided with rubber ring, and the lower end outer surface of the sleeve is fixedly installed with rubber pad, and the center outer surface of the interlayer is opened Equipped with bayonet through-hole.

Bellows blocks screw rod completely, provides protection for screw rod, and bellows is rubber product, there is folding in layer Structure can shrink or stretch with screw rod activity.

Sleeve inner is provided with rubber ring, and lower end is equipped with rubber pad, perforation in the middle part of rubber ring, and penetration hole diameter is less than screw rod Diameter, rubber ring banding screw rod can effectively prevent from revealing, and activity contacts, rubber pad stress valve block to top with rubber pad upwards Slight deformation further increases leakproofness.

Preferably, No.1 seccotine, the upper end outer surface of the bellows are provided between the bellows and knob circle It is fixedly connected, is provided between the bellows and screwed ring No. two strong with the lower end outer surface of knob circle by No.1 seccotine The lower end outer surface of power glue, the bellows is fixedly connected by No. two seccotines with the upper end outer surface of screwed ring.

Preferably, No. three seccotines are provided between the rubber ring and sleeve, the outer wall of the rubber ring passes through No. three Seccotine is fixedly connected with the inner wall of sleeve, and No. four seccotines are provided between the rubber pad and sleeve, the rubber pad Upper end outer surface is fixedly connected by No. four seccotines with the lower end outer surface of sleeve.

Preferably, No.1 fixed block is provided between the screw rod and valve block, the lower end outer surface of the screw rod passes through one Number fixed block is fixedly connected with the upper center outer surface of valve block, and No. two fixed blocks are provided between the screw rod and knob circle, The upper end outer surface of the screw rod is fixedly connected by No. two fixed blocks with the lower end center outer surface of knob circle.

Preferably, screw, two side external surfaces of No. two disks are provided between No. two disks and No.1 disk Pass through two side external surface detachable connections of screw and No.1 disk, the quantity of screw is two groups.

Preferably, described No. two are provided with fixed ring between disk and screwed ring, outside the upper center of No. two disks Surface is fixedly connected by fixed ring with the lower end outer surface of screwed ring.

Compared with prior art, the utility model has the following beneficial effects: a kind of oil exploitation shut-off valve, passes through The bellows of setting, bellows block screw rod completely, provide protection for screw rod, and can shrink or draw with screw rod activity It stretches, by the sleeve of setting, sleeve inner is provided with rubber ring, and lower end is equipped with rubber pad, perforation in the middle part of rubber ring, penetration hole diameter Less than the diameter of screw rod, rubber ring banding screw rod can effectively prevent from revealing, the setting of bayonet through-hole, valve block and bayonet through-hole Corresponding, bayonet through-hole lower end restraining position ring block makes valve block that can not pass through bayonet through-hole, prevents with using the time to increase, each group Part, which is worn, causes valve block scope of activities to increase, and keeps shut-off valve ineffective, is conducive to people and uses, and entirely a kind of oil exploitation, which is used, cuts Only valve arrangement is simple, easy to operate, and the effect used is more preferable relative to traditional approach.

Detailed description of the invention

Fig. 1 is a kind of overall structure diagram of oil exploitation shut-off valve of the utility model.

Fig. 2 is a kind of sectional view of Fig. 1 of oil exploitation shut-off valve of the utility model.

Fig. 3 is a kind of overall structure diagram of Fig. 2 middle sleeve 2 of oil exploitation shut-off valve of the utility model.

Fig. 4 is the overall structure diagram of screw rod 8 in a kind of Fig. 2 of oil exploitation shut-off valve of the utility model.

In figure: 1, shell；2, sleeve；3, No.1 disk；4, No. two disks；5, screwed ring；6, bellows；7, knob circle； 8, screw rod；9, interlayer；10, bayonet through-hole；11, rubber ring；12, rubber pad；13, valve block.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

As shown in Figs 1-4, the upper center outer surface of a kind of oil exploitation shut-off valve, including shell 1, shell 1 is fixed Sleeve 2 is installed, the upper end outer surface of sleeve 2 is fixedly installed with No.1 disk 3, the fixed peace in the upper end outer surface of No.1 disk 3 Equipped with No. two disks 4, the upper center outer surface of No. two disks 4 is fixedly installed with screwed ring 5, the upper end outer surface of screwed ring 5 It is fixedly installed with bellows 6, shell 1 is internally provided with interlayer 9 and valve block 13, and valve block 13 is located at the upper end of interlayer 9, valve block 13 Upper center outer surface be fixedly installed with screw rod 8, the upper end outer surface of screw rod 8 is fixedly installed with knob circle 7, sleeve 2 it is interior Wall is provided with rubber ring 11, and the lower end outer surface of sleeve 2 is fixedly installed with rubber pad 12, and the center outer surface of interlayer 9 offers Bayonet through-hole 10.

No.1 seccotine is provided between bellows 6 and knob circle 7, the upper end outer surface of bellows 6 passes through No.1 strength Glue is fixedly connected with the lower end outer surface of knob circle 7, and No. two seccotines, bellows 6 are provided between bellows 6 and screwed ring 5 Lower end outer surface be fixedly connected by No. two seccotines with the upper end outer surface of screwed ring 5, so that bellows 6 is blocked screw rod completely 8 naked leakage part；No. three seccotines are provided between rubber ring 11 and sleeve 2, the outer wall of rubber ring 11 passes through No. three seccotines It is fixedly connected with the inner wall of sleeve 2, No. four seccotines, the upper end appearance of rubber pad 12 is provided between rubber pad 12 and sleeve 2 Face connects by the way that the lower end outer surface of No. four seccotines and sleeve 2 is fixed, improves leakproofness；It is provided between screw rod 8 and valve block 13 The lower end outer surface of No.1 fixed block, screw rod 8 is fixedly connected by No.1 fixed block with the upper center outer surface of valve block 13, spiral shell No. two fixed blocks are provided between bar 8 and knob circle 7, the upper end outer surface of screw rod 8 passes through under No. two fixed blocks and knob circle 7 End center outer surface is fixedly connected, and 8 upper end of screw rod and knob circle 7 are fixed, and lower end and valve block 13 are fixed；No. two disks 4 and No.1 Screw is provided between disk 3, two side external surfaces of No. two disks 4 pass through screw and two side external surfaces of No.1 disk 3 can It is detachably connected with, the quantity of screw is two groups；Be provided with fixed ring between No. two disks 4 and screwed ring 5, No. two disks 4 it is upper End center outer surface is fixedly connected by fixed ring with the lower end outer surface of screwed ring 5.

It should be noted that the utility model is a kind of oil exploitation shut-off valve, before use, we first pacify shut-off valve On pipeline loaded on oil exploitation engineering, rotated clockwise in use, holding knob circle 7, work of the screw rod 8 in screwed ring 5 Under, slowly decline, the valve block 13 of 8 lower end of screw rod blocks bayonet through-hole 10, stops fluids within pipes only, if rotating counterclockwise Knob circle 7, screw rod 8 slowly rise, and valve block 13 rises, and nothing in my way at bayonet through-hole 10 keeps fluids within pipes unimpeded, wherein Bellows 6 can block the screw rod 8 of naked leakage, screw rod 8 can be prevented to be infected with external contact water stain, cause to get rusty, the inside of sleeve 2 is set There is rubber ring 11, is to perforate in the middle part of rubber ring 11, diameter of the diameter less than screw rod 8 of perforation, 11 banding screw rod 8 of rubber ring, and And shape changes, and can effectively prevent fluid leakage, it is more practical.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed range is defined by the appending claims and its equivalent thereof.

Claims (6)

1. a kind of oil exploitation shut-off valve, including shell (1), it is characterised in that: the upper center outer surface of the shell (1) It is fixedly installed with sleeve (2), the upper end outer surface of the sleeve (2) is fixedly installed with No.1 disk (3), the No.1 disk (3) upper end outer surface is fixedly installed with No. two disks (4), and the upper center outer surface of No. two disks (4) is fixedly mounted Have screwed ring (5), the upper end outer surface of the screwed ring (5) is fixedly installed with bellows (6), and the inside of the shell (1) is set It is equipped with interlayer (9) and valve block (13), the valve block (13) is located at the upper end of interlayer (9), outside the upper center of the valve block (13) Surface is fixedly installed with screw rod (8), and the upper end outer surface of the screw rod (8) is fixedly installed with knob circle (7), the sleeve (2) Inner wall be provided with rubber ring (11), the lower end outer surface of the sleeve (2) is fixedly installed with rubber pad (12), the interlayer (9) center outer surface offers bayonet through-hole (10).

2. a kind of oil exploitation shut-off valve according to claim 1, it is characterised in that: the bellows (6) and knob No.1 seccotine is provided between circle (7), the upper end outer surface of the bellows (6) passes through No.1 seccotine and knob circle (7) Lower end outer surface be fixedly connected, be provided with No. two seccotines, the bellows between the bellows (6) and screwed ring (5) (6) lower end outer surface is fixedly connected by No. two seccotines with the upper end outer surface of screwed ring (5).

3. a kind of oil exploitation shut-off valve according to claim 1, it is characterised in that: the rubber ring (11) and sleeve (2) No. three seccotines are provided between, the outer wall of the rubber ring (11) is fixed by the inner wall of No. three seccotines and sleeve (2) Connection, is provided with No. four seccotines between the rubber pad (12) and sleeve (2), the upper end outer surface of the rubber pad (12) is logical No. four seccotines are crossed to be fixedly connected with the lower end outer surface of sleeve (2).

4. a kind of oil exploitation shut-off valve according to claim 1, it is characterised in that: the screw rod (8) and valve block (13) it is provided with No.1 fixed block between, the lower end outer surface of the screw rod (8) is upper by No.1 fixed block and valve block (13) End center outer surface is fixedly connected, and No. two fixed blocks are provided between the screw rod (8) and knob circle (7), the screw rod (8) Upper end outer surface is fixedly connected by No. two fixed blocks with the lower end center outer surface of knob circle (7).

5. a kind of oil exploitation shut-off valve according to claim 1, it is characterised in that: No. two disks (4) and one It is provided with screw between number disk (3), two side external surfaces of No. two disks (4) pass through screw and No.1 disk (3) Two side external surface detachable connections, the quantity of screw are two groups.

6. a kind of oil exploitation shut-off valve according to claim 1, it is characterised in that: No. two disks (4) and spiral shell Fixed ring is provided between line ring (5), the upper center outer surface of No. two disks (4) passes through fixed ring and screwed ring (5) Lower end outer surface be fixedly connected.