CN213598621U

CN213598621U - Valve core convenient to install with valve body

Info

Publication number: CN213598621U
Application number: CN202021715714.8U
Authority: CN
Inventors: 俞卫
Original assignee: Jiangsu Jiayite Hydraulic Co ltd
Current assignee: JIANGSU JIAYITE HYDRAULIC CO Ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-07-02
Anticipated expiration: 2030-08-17

Abstract

The utility model belongs to the technical field of the case, a case convenient to install with valve body is disclosed, including case and valve body, and the case is pegged graft in the valve body, the ring channel has been seted up to the right-hand member of case, the slide rail has been seted up to the lateral wall of ring channel, sliding connection has the slider in the slide rail, the slider has been close to one side of case central line and has been seted up one-level groove, the diapire fixedly connected with one-level sleeve of ring channel, it has the second grade sleeve to peg graft in the one-level sleeve, and has the guide arm to peg graft in the second grade sleeve, the right-hand member fixedly connected with flange board. This case convenient to insert end with valve body installation through the shape that changes the case and insert the end for the case is more simple and convenient in the installation, even can also very swift completion installation under the minimum circumstances of case diameter and valve body aperture difference, still has certain guard action to the end of inserting simultaneously and has avoided colliding with of case terminal surface partly.

Description

Valve core convenient to install with valve body

Technical Field

The utility model relates to a technical field of case specifically is a case convenient to with valve body installation.

Background

The hydraulic valve is an automatic element operated by pressure oil, is controlled by the pressure oil of a distribution valve, is usually combined with an electromagnetic distribution valve for use, and can be used for remotely controlling the connection and disconnection of oil, gas and water pipeline systems of hydropower stations. It is commonly used for oil circuits of clamping, controlling, lubricating and the like. The direct-acting type and the pilot type are divided into a multi-purpose pilot type.

The existing valve core of the reversing valve is mostly in a cylindrical shape when being installed, and the diameter of the valve core is very close to the matched aperture, so that the valve core can be installed well only by aligning holes accurately when being installed, and the general valve core is very inconvenient to install.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a case convenient to with valve body installation, this case convenient to with valve body installation through inserting the end by original plane deformation for the cambered surface, is favorable to inserting of case.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a valve core convenient to be installed with a valve body comprises a valve core and a valve body, wherein the valve core is inserted in the valve body, the right end of the valve core is provided with an annular groove, the side wall of the annular groove is provided with a slide rail, the slide rail is connected with a slide block in a sliding way, a primary groove is arranged on one side of the sliding block close to the central line of the valve core, a primary sleeve is fixedly connected with the bottom wall of the annular groove, a secondary sleeve is inserted in the primary sleeve, a guide rod is inserted in the secondary sleeve, the right end of the guide rod is fixedly connected with a convex panel, the left end of the convex panel is hinged with an arc-shaped plate, the side surface of the arc-shaped plate is opposite to the opening of the sliding rail, the arc-shaped plate is connected with the sliding block through a hinge, a secondary groove is arranged at the position of the arc-shaped plate corresponding to the primary groove, the two ends of the primary spring are fixedly connected to the bottom walls of the primary groove and the secondary groove respectively, and the secondary spring is inserted into the primary sleeve.

Preferably, the right side of the valve core is fixedly connected with a rubber ring, the annular groove on the right side of the valve core is internally threaded with a side cover, and the maximum diameter of the side cover is the same as the maximum diameter of the right end of the valve core.

Preferably, the number of the sliding rails is eight, and the eight sliding rails are annularly distributed on the side wall of the annular groove.

Preferably, the ratio of the compression amount of the secondary spring to the limit compression amount when the side cover is tightened is one to five.

Preferably, the second-stage spring is still in a compressed state when the convex panel extends to the farthest position, the ratio of the compression amount of the second-stage spring to the limit compression amount of the second-stage spring is four to five, and the ratio of the elastic force of the second-stage spring to the elastic force of the first-stage spring is sixteen to one.

Preferably, the range of the expansion amount of the primary sleeve, the secondary sleeve and the guide rod is larger than the length of the convex panel and the arc-shaped plate when the convex panel and the arc-shaped plate are completely unfolded.

By adopting the technical scheme, the beneficial effects of the utility model are that:

1. this case convenient to with valve body installation through the shape that changes case and insert the end for the case is more simple and convenient in the installation, even can be very swift completion installation under the minimum circumstances of case diameter and valve body aperture difference.

2. This case convenient to with valve body installation, the arc connecting plate that stretches out through the right-hand member face can be more slick and sly guide into the valve core to the valve body, can avoid colliding with of valve core end and valve body, has certain guard action.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is an enlarged view of the point B in fig. 2 according to the present invention.

In the figure: 1 valve core, 2 valve bodies, 3 annular grooves, 4 sliding rails, 5 sliding blocks, 6 primary grooves, 7 primary sleeves, 8 secondary sleeves, 9 guide rods, 10 convex panels, 11 arc-shaped plates, 12 secondary grooves, 13 primary springs, 14 secondary springs, 15 rubber rings and 16 side covers.

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. 1-3, the present invention provides a technical solution: the utility model provides a case convenient to with valve body installation, includes case 1 and valve body 2, and case 1 pegs graft in valve body 2, and the right side fixedly connected with rubber ring 15 of case 1, rubber ring 15 are the coupling rubber seal, and the coupling rubber seal is used for the rubber seal at pipe joint position. The rubber can be made of different rubbers according to different media to be conveyed, and can be designed into different cross-sectional structures. The sealing element is widely applied to water supply and sewerage and various liquid and gas conveying pipelines, the rubber seal of the pipe joint comprises an outer sleeve nut, a joint body, a rubber ring, a flat washer and an elastic ring, the outer sleeve nut is sleeved at two ends of the joint body, the rubber ring, the flat washer and the elastic ring are arranged between the joint body and the outer sleeve nut, a side cover 16 is connected with an inner thread of a circular groove 3 at the right side of the valve core 1, the maximum diameter position of the side cover 16 is the same as the maximum diameter position of the right end of the valve core 1, the ratio of the compression amount of a secondary spring 14 to the limit compression amount is one to five when the side cover 16 is screwed down, the circular groove 3 is arranged at the right end of the valve core 1, slide rails 4 are arranged on the side wall of the circular groove 3, the number of the slide rails 4 is eight, the eight slide rails 4 are, the diapire fixedly connected with one-level sleeve 7 of ring channel 3, it has second grade sleeve 8 to peg graft in one-level sleeve 7, and it has guide arm 9 to peg graft in the second grade sleeve 8, the right-hand member fixedly connected with convex plate 10 of guide arm 9, the flexible volume scope of one-level sleeve 7, second grade sleeve 8 and guide arm 9 is greater than convex plate 10 and arc 11 length when expanding completely, second grade spring 14 still is in compression state when convex plate 10 extends furthest, the ratio of the volume of compression of second grade spring 14 and its limit volume of compression is four to five this moment, and the ratio of second grade spring 14 elasticity and first grade spring 13 elasticity is sixteen to one, second grade spring 14 is compression spring, compression spring (pressure spring) is the coil spring who bears axial pressure, the spring generally divide into isometric spring and variable pitch spring, compression spring's shape has: cylindrical, conical, convex and concave, and a small number of non-circular, etc., with a certain gap between the coils of the compression spring, when the spring is subjected to external load, the spring shrinks and deforms to store deformation energy, the pitch-variable spring is more and more common, the pitch-variable spring can play different roles in different environments instead of being only a spring with equal pitch, the left end of the convex panel 10 is hinged with the arc-shaped plate 11, and the side surface of the arc-shaped plate 11 is opposite to the opening of the sliding rail 4, the arc-shaped plate 11 is connected with the sliding block 5 through a hinge, the arc plate 11 has been seted up secondary groove 12 corresponding the position of primary groove 6, the diapire of primary groove 6 and secondary groove 12 is the both ends of fixedly connected with one-level spring 13 respectively, and one-level spring is extension spring, and extension spring (extension spring) are the coil spring who bears axial pulling force, and extension spring all generally makes with the circular cross section material. When not under load, the tension spring is generally tight and free of gaps between the coils. The utility model discloses an installation of valve core, including one-level sleeve 7, one-level sleeve, valve core, the one-level sleeve, valve core, english hook.

The working principle is as follows: this case during operation convenient to with valve body installation, open side cap 16, convex plate 10 pops out under second grade spring 14's effect, convex plate 10 drives articulated arc 11 and extends the right-hand member of case 1, one-level spring 13 is in tensile state this moment, case 1 utilizes the cambered surface of

convex plate

10 and 11 formation of arc to easily inject in valve body 2, utilize side cap 16 extrusion convex plate 10 when accomplishing, arc 11 and convex plate 10 shrink to in ring channel 3 under one-level spring 13's combined action,

side cap

16 and 3 threaded connection of ring channel that case 1 is short again this moment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a case convenient to with valve body installation, includes case (1) and valve body (2), and case (1) is pegged graft in valve body (2), its characterized in that: the valve core is characterized in that the right end of the valve core (1) is provided with an annular groove (3), the side wall of the annular groove (3) is provided with a sliding rail (4), the sliding rail (4) is connected with a sliding block (5) in a sliding manner, one side of the sliding block (5) close to the central line of the valve core (1) is provided with a primary groove (6), the bottom wall of the annular groove (3) is fixedly connected with a primary sleeve (7), a secondary sleeve (8) is inserted in the primary sleeve (7), a guide rod (9) is inserted in the secondary sleeve (8), the right end of the guide rod (9) is fixedly connected with a convex panel (10), the left end of the convex panel (10) is hinged with an arc-shaped plate (11), the side face of the arc-shaped plate (11) is right opposite to the sliding rail (4), the arc-shaped plate (11) is connected with the sliding block (5), the two ends of a primary spring (13) are fixedly connected to the bottom walls of the primary groove (6) and the secondary groove (12) respectively, and a secondary spring (14) is inserted into the primary sleeve (7).

2. A valve cartridge for facilitating installation with a valve body as claimed in claim 1, wherein: the right side of the valve core (1) is fixedly connected with a rubber ring (15), the annular groove (3) on the right side of the valve core (1) is connected with a side cover (16) in an internal thread mode, and the maximum diameter of the side cover (16) is the same as the maximum diameter of the right end of the valve core (1).

3. A valve cartridge for facilitating installation with a valve body as claimed in claim 1, wherein: the number of the sliding rails (4) is eight, and the eight sliding rails (4) are annularly distributed on the side wall of the annular groove (3).

4. A valve cartridge for facilitating installation with a valve body as claimed in claim 2, wherein: the ratio of the compression amount of the secondary spring (14) to the limit compression amount when the side cover (16) is screwed down is one to five.

5. A valve cartridge for facilitating installation with a valve body as claimed in claim 1, wherein: when the convex panel (10) extends to the farthest position, the secondary spring (14) is still in a compressed state, the ratio of the compression amount of the secondary spring (14) to the limit compression amount of the secondary spring is four to five, and the ratio of the elastic force of the secondary spring (14) to the elastic force of the primary spring (13) is sixteen to one.

6. A valve cartridge for facilitating installation with a valve body as claimed in claim 1, wherein: when the primary sleeve (7), the secondary sleeve (8) and the guide rod (9) are fully extended, the convex panel (10) and the arc-shaped plate (11) reach the working position.