CN213419334U

CN213419334U - High-pressure pump oil pumping valve

Info

Publication number: CN213419334U
Application number: CN202022024969.6U
Authority: CN
Inventors: 刘勇
Original assignee: Wuxi Jiuyite Machinery Co ltd
Current assignee: Wuxi Jiuyite Machinery Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-06-11
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses a high-pressure pump oil suction valve relates to high-pressure pump accessory technical field. The utility model discloses a conveyer pipe, the upper surface of conveyer pipe is provided with first current-limiting mechanism and second current-limiting mechanism, first current-limiting mechanism and second current-limiting mechanism are all including protective housing, knob, threaded rod and sealed piece, protective housing fixes the upper surface at the conveyer pipe, and protective housing's inside is hollow structure, the through-hole has been seted up to the conveyer pipe upper surface and corresponding protective housing cavity position, the threaded rod assembly is in protective housing's inboard, protective housing and threaded rod threaded connection, the bottom at protective housing is fixed to the sealed piece. The utility model discloses an adjust the height of the sealed piece that includes on first current-limiting mechanism and the second current-limiting mechanism, limit the transport speed of oil, prevent that oil speed is too fast when carrying, and pressure is too high to cause the device to damage, through sliding the extension pipe, length that can the extension device, convenient to use more.

Description

High-pressure pump oil pumping valve

Technical Field

The utility model belongs to the technical field of the high-pressure pump accessory, especially, relate to a high-pressure pump oil pumping valve.

Background

The high-pressure pump is a device for providing high-pressure power for high-pressure rotary spraying cement slurry, is used for strengthening and reinforcing foundations such as buildings, roads and the like, can also be used for assisting in breaking rock and coal breakage by high-pressure water jet, supplies liquid to an underground hydraulic support, anchors a water conservancy expansion metal anchor rod for pumping high-pressure water, dredges, cleans and the like for underground large pipelines, and an oil pumping valve of the high-pressure pump is used for conveying oil into the high-pressure pump.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-pressure pump oil pumping valve to current problem has been solved: the existing high-pressure oil pumping valve can not reduce the pressure generated during oil delivery, and is easy to damage the device due to overlarge pressure.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a high-pressure pump oil pumping valve, including the conveyer pipe, the upper surface of conveyer pipe is provided with first current-limiting mechanism and second current-limiting mechanism, first current-limiting mechanism all includes protective housing, knob, threaded rod and sealed piece with second current-limiting mechanism, protective housing fixes the upper surface at the conveyer pipe, just protective housing's inside is hollow structure, the through-hole has been seted up to conveyer pipe upper surface and corresponding protective housing cavity position, the threaded rod assembly is in protective housing's inboard, protective housing and threaded rod threaded connection, sealed piece is fixed in protective housing's bottom, just sealed outside and protective housing inside cavity are hugged closely, the surface of conveyer pipe inner wall just is located sealed piece and is provided with sealed the pad under, the top at the threaded rod is fixed to the knob.

Further, the one end of conveyer pipe is equipped with the extension pipe, the inner wall of extension pipe one end is fixed with the inner skleeve, the one end that the extension pipe was kept away from to the inner skleeve is fixed with the rubber pad, the rubber pad is located the inner wall of conveyer pipe and hugs closely with the inner wall of conveyer pipe, a terminal surface equipartition of extension pipe is fixed with a plurality of pull rod, the pull rod is located the inside of conveyer pipe, just pull rod and conveyer pipe sliding connection.

Furthermore, the sealing gasket is made of rubber.

Furthermore, a second connecting flange is fixed at the other end of the conveying pipe, and a first connecting flange is fixed at the other end of the extension pipe.

Furthermore, second connecting pieces are fixed on two sides of the outer side of the extension pipe, and first connecting pieces are fixed on two sides of the outer side of one end of the conveying pipe.

The utility model discloses following beneficial effect has:

1. the utility model discloses an adjust the height of the sealed piece that includes on first current-limiting mechanism and the second current-limiting mechanism, limit the transport speed of oil, prevent that oil speed is too fast when carrying, and pressure is too high causes the device to damage.

2. The utility model discloses a slip extension pipe, length that can the extension fixture, convenient to use more.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an expanded view of the extension tube of the present invention;

fig. 3 is a cross-sectional view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a delivery pipe; 2. an extension tube; 3. a first connecting piece; 4. a second connecting sheet; 5. an inner sleeve; 6. a pull rod; 7. a first connecting flange; 8. a second connecting flange; 9. a first flow restriction mechanism; 10. a second flow restricting mechanism; 11. a protective housing; 12. a gasket; 13. a knob; 14. a threaded rod; 15. and (6) sealing the block.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention relates to a high pressure pump oil pumping valve, which comprises a conveying pipe 1, wherein a first flow limiting mechanism 9 and a second flow limiting mechanism 10 are disposed on an upper surface of the conveying pipe 1, each of the first flow limiting mechanism 9 and the second flow limiting mechanism 10 comprises a protective casing 11, a knob 13, a threaded rod 14 and a sealing block 15, the protective casing 11 is fixed on the upper surface of the conveying pipe 1, the protective casing 11 is hollow, a through hole is disposed on the upper surface of the conveying pipe 1 and corresponding to the hollow portion of the protective casing 11, the threaded rod 14 is assembled inside the protective casing 11, the protective casing 11 is in threaded connection with the threaded rod 14, the sealing block 15 is fixed at a bottom end of the protective casing 11, the outer side of the sealing block 15 is tightly attached to the hollow portion inside the protective casing 11, a sealing gasket 12 is disposed on a surface of an inner wall of the conveying pipe 1 and under the sealing block, the sealing effect is better, and the knob 13 is fixed at the top end of the threaded rod 14;

conveyer pipe 1's one end is equipped with extension pipe 2, the inner wall of extension pipe 2 one end is fixed with inner skleeve 5, inner skleeve 5 keeps away from the one end of extension pipe 2 and is fixed with the rubber pad, the rubber pad is located conveyer pipe 1's inner wall and hugs closely with conveyer pipe 1's inner wall, extension pipe 2's a terminal surface equipartition is fixed with a plurality of pull rod 6, pull rod 6 is located conveyer pipe 1's inside, and pull rod 6 and conveyer pipe 1 sliding connection, the both sides in the extension pipe 2 outside are fixed with second connection piece 4, the both sides in the 1 one end outside of conveyer pipe are fixed with first connection piece 3, through being in the same place first connection piece 3 and second connection piece 4 are fixed, can prevent that extension pipe 2 from producing the removal, conveyer pipe 1's the other end is fixed with second flange 8.

One specific application of this embodiment is: the knob 13 that the device accessible contains on rotatory second current-limiting mechanism 10 when using, make threaded rod 14 rotatory, threaded rod 14 makes threaded rod 14 rise when rotatory, it rises to drive sealed piece 15 simultaneously to rise, later rotatory knob 13 that contains on the first current-limiting mechanism 9, make threaded rod 14 rotatory, it rises to drive threaded rod 14, it rises to drive sealed piece 15, adjust two sealed pieces 15 to different height can reduce the flow of oil, reduce the produced impact force of oil entering high-pressure pump, and be convenient for use more, and through slip extension pipe 2, the length of extension fixture, and seal through the rubber pad, avoid leaking, and fix first connection piece 3 and second connection piece 4 together through the staple, it is fixed with inner skleeve 5, prevent to produce and remove.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A high-pressure pump oil pumping valve comprises a conveying pipe (1), and is characterized in that: the upper surface of conveyer pipe (1) is provided with first current-limiting mechanism (9) and second current-limiting mechanism (10), first current-limiting mechanism (9) and second current-limiting mechanism (10) are all including protective housing (11), knob (13), threaded rod (14) and sealed piece (15), protective housing (11) are fixed at the upper surface of conveyer pipe (1), just the inside of protective housing (11) is hollow structure, the through-hole has been seted up to conveyer pipe (1) upper surface and corresponding protective housing (11) cavity position, threaded rod (14) assemble the inboard at protective housing (11), protective housing (11) and threaded rod (14) threaded connection, sealed piece (15) are fixed in the bottom of protective housing (11), just the outside of sealed piece (15) is hugged closely with the inside cavity of protective housing (11), the surface of conveyer pipe (1) inner wall just is located sealed piece (15) and is provided with sealed the pad (12) under the sealed piece (15) And the knob (13) is fixed at the top end of the threaded rod (14).

2. A high-pressure pump oil pumping valve according to claim 1, characterized in that, the one end of conveyer pipe (1) is equipped with extension pipe (2), the inner wall of extension pipe (2) one end is fixed with inner skleeve (5), the one end that extension pipe (2) were kept away from in inner skleeve (5) is fixed with the rubber pad, the rubber pad is located the inner wall of conveyer pipe (1) and hugs closely with the inner wall of conveyer pipe (1), a terminal surface equipartition of extension pipe (2) is fixed with a plurality of pull rod (6), pull rod (6) are located the inside of conveyer pipe (1), just pull rod (6) and conveyer pipe (1) sliding connection.

3. A high-pressure pump oil pumping valve according to claim 1, characterized in that the material of the sealing gasket (12) is rubber.

4. A high-pressure pump oil pumping valve according to claim 2, characterized in that a second connecting flange (8) is fixed to the other end of the delivery pipe (1), and a first connecting flange (7) is fixed to the other end of the extension pipe (2).

5. A high-pressure pump oil pumping valve according to claim 2, characterized in that the extension pipe (2) is fixed with second connecting pieces (4) at both sides of the outer side, and the delivery pipe (1) is fixed with first connecting pieces (3) at both sides of the outer side of one end.