CN213744223U

CN213744223U - Quick feed liquor valve

Info

Publication number: CN213744223U
Application number: CN202022711501.4U
Authority: CN
Inventors: 陈纪恩; 方宇; 周也萍
Original assignee: Wenzhou Ji'an Machinery Co ltd
Current assignee: Wenzhou Ji'an Machinery Co ltd
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-07-20
Anticipated expiration: 2030-11-21

Abstract

The utility model discloses a rapid liquid inlet valve, which comprises a valve body and a plurality of valve core units arranged in the valve body, wherein the upper end and the lower end of the valve body are provided with a plurality of connectors for connecting the liquid inlet pipe, the liquid outlet pipe and the pipe joints of a control oil way; the valve body upper end is equipped with the mounting groove, and the mounting groove bottom surface is equipped with a plurality of case installation cavities that extend to the valve body in, and each case unit is fixed in corresponding an installation cavity, and the spiro union has the installation end cover on each case unit, the utility model provides a quick feed liquor valve improves the mounting structure of case unit on to the valve body, can realize quick adjustment when the installation or dismantle the case unit, has improved stability and the convenience that the feed liquor valve used.

Description

Quick feed liquor valve

Technical Field

The utility model belongs to the technical field of the valve, especially, relate to a quick feed liquor valve.

Background

The quick liquid inlet valve is a valve mechanism, is used in a loop requiring quick large-flow through flow of a large and medium hydraulic system, and is particularly suitable for a liquid-gas impact system. The existing quick tapping valve is mainly used for quickly opening a tapping hole by using the pressure difference of the tapped liquid through a small control flow by using a positive feedback principle so as to meet the requirement of large tapping flow and small opening pressure loss when the valve is opened, so that the aim of controlling the liquid through large flow in a short time is fulfilled. The valve core structure on the prior quick liquid inlet valve is complex to install and disassemble, and has low connection tightness and stability; inconvenient operation, the convenience is relatively poor, influences work efficiency to a certain extent.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a quick feed liquor valve improves case unit mounting structure on the valve body, has improved the convenience that case unit installation is fixed and dismantle.

The utility model adopts the technical proposal that: a quick liquid inlet valve comprises a valve body and a plurality of valve core units arranged in the valve body, wherein the upper end and the lower end of the valve body are provided with a plurality of connecting ports for connecting a liquid inlet pipe, a liquid outlet pipe and a pipe joint of a control oil way; the valve body upper end is equipped with the mounting groove, the mounting groove bottom surface is equipped with a plurality of case installation cavity that extend to the valve body, each case unit is fixed in corresponding an installation cavity, each case unit upper end spiro union has the installation end cover, the installation end cover is pegged graft in the opening of installation cavity, the cover has the sealed mounting circle with the sealed complex of installation cavity opening on the installation end cover periphery.

When the quick liquid inlet valve in the technical scheme is used, the pipe joint of the hydraulic pipeline can be connected to the corresponding connecting port as required, and each valve core unit can be quickly installed in the valve core installation cavity; after the valve core units are installed in the valve core installation cavities, the openings of the valve core installation cavities can be hermetically installed through the installation end covers; the valve core unit is in threaded connection with the mounting end cover, so that the firmness of connection and mounting is improved, the disassembly is convenient, and the convenience of operation is improved; the sealing installation ring for installing the coloring lake on the end cover can improve the connection tightness; avoiding the problems of oil leakage and the like.

Preferably, the valve core unit comprises a valve core inner sleeve, a valve core outer sleeve and a spring; the upper end of the valve core outer sleeve is connected with the mounting end cover; the valve core inner sleeve is movably sleeved in the valve core outer sleeve, and the spring is positioned between the valve core inner sleeve and the valve core outer sleeve and movably sleeved on the valve core inner sleeve; the lower end of the spring is abutted against the upper end of a lower limiting convex ring arranged on the inner wall of the valve core outer sleeve, and the upper end of the spring is abutted against the lower end of an upper limiting convex ring arranged on the outer peripheral surface of the valve core inner sleeve; and a positioning inner sleeve which is arranged from top to bottom and is in sliding fit with the upper end of the valve core inner sleeve is arranged between the valve core inner sleeve and the valve core outer sleeve and above the corresponding upper limiting convex ring.

Preferably, a connecting ring is arranged between the mounting end cover and the valve core outer sleeve, and the upper end and the lower end of the connecting ring are respectively in threaded connection with the mounting end cover and the valve core outer sleeve.

Preferably, the outer peripheral surfaces of the valve core outer sleeve and the positioning inner sleeve are provided with sealing grooves, and sealing rings are embedded in the sealing grooves.

Preferably, the upper end face of the mounting end cover is provided with an inner hexagonal mounting hole.

Preferably, the connecting port is internally provided with positioning steel balls which are annularly arranged and used for positioning the corresponding pipe joints; and an inner ring groove for mounting and positioning steel balls is formed in the inner wall of the connecting port.

The utility model has the advantages that: the utility model discloses a quick feed liquor valve improves the mounting structure of case unit on to the valve body, can realize quick adjustment when installation or dismantlement case unit, has improved stability and convenience that the feed liquor valve used.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. In the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

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

fig. 2 is a cross-sectional view of the present invention.

Reference numerals: the valve comprises a valve body 100, a connecting port 110, an inner annular groove 111, a mounting groove 120, a mounting end cover 200, an inner hexagonal mounting hole 210, a sealing mounting ring 300, a valve core inner sleeve 400, an upper limiting convex ring 410, a valve core outer sleeve 500, a lower limiting convex ring 510, a spring 600, a positioning inner sleeve 700, a connecting ring 800 and a sealing ring 900.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1 and 2: the quick liquid inlet valve of the embodiment comprises a valve body 100 and a plurality of valve core units arranged in the valve body 100, wherein the upper end and the lower end of the valve body 100 are provided with a plurality of connecting ports 110 for connecting a liquid inlet pipe, a liquid outlet pipe and a pipe joint of a control oil path; the upper end of the valve body 100 is provided with a mounting groove 120, the bottom surface of the mounting groove 120 is provided with a plurality of valve core mounting cavities extending towards the inside of the valve body 100, each valve core unit is fixed in a corresponding mounting cavity, the upper end of each valve core unit is screwed with a mounting end cover 200, the mounting end cover 200 is inserted in an opening of the mounting cavity, and a sealing mounting ring 300 in sealing fit with the opening of the mounting cavity is sleeved on the periphery of the mounting end cover 200. When the rapid liquid inlet valve provided by the embodiment is used, the pipe joint of the hydraulic pipeline can be connected to the corresponding connecting port 110 as required, and each valve core unit can be rapidly installed in the valve core installation cavity; after the valve core units are installed in the valve core installation cavities, the openings of the valve core installation cavities can be hermetically installed through the installation end covers 200; the valve core unit is in threaded connection with the mounting end cover 200, so that the firmness of connection and mounting is improved, the disassembly is convenient, and the convenience of operation is improved; the sealing installation ring 300 for installing the color lake on the end cover 200 can improve the sealing performance of connection; the problem of oil leakage is avoided, the quick liquid inlet valve provided in the embodiment is provided with four valve core units, and related hydraulic oil paths of the liquid inlet valve belong to the prior art in the field and are not described herein again.

As shown in fig. 1 and 2, each spool unit includes a spool inner sleeve 400, a spool outer sleeve 500, and a spring 600; the upper end of the valve core jacket 500 is connected with the mounting end cover 200; the valve core inner sleeve 400 is movably sleeved in the valve core outer sleeve 500, and the spring 600 is positioned between the valve core inner sleeve 400 and the valve core outer sleeve 500 and movably sleeved on the valve core inner sleeve 400; the lower end of the spring 600 abuts against the upper end of the lower limiting convex ring 510 arranged on the inner wall of the valve core outer sleeve 500, and the upper end of the spring 600 abuts against the lower end of the upper limiting convex ring 410 arranged on the outer peripheral surface of the valve core inner sleeve 400; a positioning inner sleeve 700 which is arranged from top to bottom and is in sliding fit with the upper end of the valve core inner sleeve 400 is also arranged between the valve core inner sleeve 400 and the valve core outer sleeve 500 and above the corresponding upper limiting convex ring 410. In order to ensure the sealing performance of the internal connection of the valve core, the outer peripheral surfaces of the valve core outer sleeve 500 and the positioning inner sleeve 700 in the embodiment are provided with sealing grooves, and sealing rings 900 are embedded in the sealing grooves. Therefore, after the corresponding hydraulic oil circuit is injected into the valve core unit, the functions of liquid inlet, reversing and the like can be realized.

As shown in fig. 1 and 2, in order to improve the stability of the connection of the valve core unit with the mounting cap 200, the present embodiment is provided with a connection ring 800 between the mounting cap 200 and the valve core housing 500, and the upper end and the lower end of the connection ring 800 are respectively screwed with the mounting cap 200 and the valve core housing 500. Thus, the mounting end cap 200 may be connected to the cartridge housing 500 of the cartridge unit through the connection ring 800; the threaded connection mode is convenient to disassemble, and the sealing performance and the stability of connection can be ensured.

As shown in fig. 1 and 2, on the basis of realizing the sealing connection installation, it is necessary to ensure the convenience of disassembly and installation, and in this embodiment, an inner hexagonal installation hole 210 is formed on the upper end surface of the installation end cap 200. Therefore, the technical personnel in the field can realize quick installation and disassembly by means of tools such as an inner hexagonal wrench and the like during installation, and the installation convenience is extremely high.

As shown in fig. 1 and 2, as mentioned above, the corresponding hydraulic pipe joints are connected to the connection port 110 to achieve sealed connection and installation, and in this embodiment, positioning steel balls arranged in a ring shape are arranged in the connection port 110 to position the corresponding pipe joints; the inner wall of the connecting port 110 is provided with an inner ring groove 111 for installing and positioning steel balls. Therefore, the connection between the connecting port 110 and the corresponding pipe joint is realized by clamping the positioning steel balls on the inner annular groove 111, and the positioning steel balls can be distributed on the whole circumference, so that the connection stability is greatly improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A quick liquid inlet valve comprises a valve body (100) and a plurality of valve core units arranged in the valve body (100), wherein the upper end and the lower end of the valve body (100) are provided with a plurality of connecting ports (110) for connecting a liquid inlet pipe, a liquid outlet pipe and a pipe joint of a control oil path; the method is characterized in that:

the valve body (100) upper end is equipped with mounting groove (120), mounting groove (120) bottom surface is equipped with a plurality of case installation cavities that extend to valve body (100), each case unit is fixed in corresponding an installation cavity, each case unit upper end spiro union has installation end cover (200), install end cover (200) grafting in the opening of installation cavity, the cover has on installation end cover (200) periphery and installs the sealed mounting circle (300) of cavity opening seal fit.

2. The rapid intake valve of claim 1, wherein: the valve core unit comprises a valve core inner sleeve (400), a valve core outer sleeve (500) and a spring (600); the upper end of the valve core outer sleeve (500) is connected with the mounting end cover (200); the valve core inner sleeve (400) is movably sleeved in the valve core outer sleeve (500), and the spring (600) is positioned between the valve core inner sleeve (400) and the valve core outer sleeve (500) and movably sleeved on the valve core inner sleeve (400); the lower end of the spring (600) abuts against the upper end of a lower limiting convex ring (510) arranged on the inner wall of the valve core outer sleeve (500), and the upper end of the spring (600) abuts against the lower end of an upper limiting convex ring (410) arranged on the outer peripheral surface of the valve core inner sleeve (400); and a positioning inner sleeve (700) which is arranged from top to bottom and is in sliding fit with the upper end of the valve core inner sleeve (400) is also arranged between the valve core inner sleeve (400) and the valve core outer sleeve (500) and corresponds to the upper part of the upper limiting convex ring (410).

3. The rapid intake valve of claim 2, wherein: a connecting ring (800) is arranged between the mounting end cover (200) and the valve core outer sleeve (500), and the upper end and the lower end of the connecting ring (800) are respectively in threaded connection with the mounting end cover (200) and the valve core outer sleeve (500).

4. The rapid intake valve of claim 2, wherein: and sealing grooves are arranged on the outer peripheral surfaces of the valve core outer sleeve (500) and the positioning inner sleeve (700), and sealing rings (900) are embedded in the sealing grooves.

5. A rapid intake valve according to claim 1 or 2, wherein: the upper end face of the mounting end cover (200) is provided with an inner hexagonal mounting hole (210).

6. The rapid intake valve of claim 1, wherein: positioning steel balls which are annularly arranged and used for positioning the corresponding pipe joints are arranged in the connecting port (110); an inner ring groove (111) for installing and positioning steel balls is arranged on the inner wall of the connecting port (110).