CN214743634U

CN214743634U - Hydraulic valve

Info

Publication number: CN214743634U
Application number: CN202121218917.0U
Authority: CN
Inventors: 郑为尚
Original assignee: Hangzhou Holdwell Electromechanical Co ltd
Current assignee: Hangzhou Holdwell Electromechanical Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-11-16
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a hydraulic valve, its technical scheme main points are: comprises a shell and a solenoid valve, wherein one end of the solenoid valve is provided with a threaded joint, the shell is connected with the solenoid valve through the threaded joint, a baffle ring is fixedly arranged inside the right side of the shell, a fixed cylinder is fixedly arranged on the baffle ring, the outer wall of the fixed cylinder is provided with an external thread, the inner wall of the threaded joint is provided with an internal thread matched with the external thread for use, one end of the threaded joint, which is far away from the solenoid valve, is fixedly provided with a convex ring, the upper end of the shell is fixedly provided with a fixing mechanism, and the fixing mechanism comprises a shell and a limiting rod, first spring and inserted bar are constituteed, have seted up the mounting groove on the casing, and fixed the setting in the mounting groove on the gag lever post, first spring and inserted bar are all established on the gag lever post, and the one end of first spring sets up with the inserted bar is fixed, has seted up the through-hole on the screwed joint, and in the inserted bar extended into the through-hole, the utility model discloses the leakproofness is better, and valve body and solenoid valve were difficult for droing each other.

Description

Hydraulic valve

Technical Field

The utility model relates to the technical field of machinery, in particular to hydraulic valve.

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.

Referring to the chinese utility model patent with the publication number of CN212690491U, it discloses a hydraulic pilot valve, belonging to the technical field of machinery. The hydraulic pilot valve solves the problems that the existing hydraulic pilot valve is inconvenient to manufacture and connect and the like. This hydraulic pilot valve includes the box, a piston, spring and main valve core, the tip axial of piston has been seted up the blind hole and the piston lateral part radially link up has the radial hole that communicates in the blind hole bottom, the drill way department of blind hole is located to main valve core, main valve core is including the valve piece and the valve gap that the components of a whole that can function independently was made, the blind hole has the installation cavity that holds the valve piece, the tank that crosses that supplies the hydraulic oil circulation has on the valve piece, valve gap threaded connection is in the blind hole drill way, the inner of valve gap has the axial evagination and the external diameter is less than the undergauge section of valve gap external diameter, the undergauge section is contradicted in the valve piece, the outer end axial of valve gap has been seted up damping blind hole and undergauge section and has the damping hole that radially link up to damping blind hole, be connected with the quick-operation joint subassembly that supplies the hydraulic pressure pipe to connect on the box.

Above-mentioned this kind of hydraulic pilot valve has advantages such as manufacturing convenience, connection convenience, and job stabilization nature is good moreover, and the leakproofness is good, long service life, but above-mentioned this kind of hydraulic pilot valve still has some shortcomings, for example: firstly, the connection sealing performance between the box body and the electromagnetic valve is poor; and secondly, the box body and the electromagnetic valve are easy to rotate relatively, so that the box body and the electromagnetic valve fall off mutually.

SUMMERY OF THE UTILITY MODEL

To the problem of mentioning in the background art, the utility model aims at providing a hydraulic valve to be connected the relatively poor and problem that box and solenoid valve drop each other of leakproofness between box and the solenoid valve among the prior art who mentions in the solution background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a hydraulic valve comprises a shell and a solenoid valve, wherein one end of the solenoid valve is provided with a threaded joint, the shell is connected with the solenoid valve through the threaded joint, a baffle ring is fixedly arranged inside the right side of the shell, a fixed cylinder is fixedly arranged on the baffle ring, external threads are arranged on the outer wall of the fixed cylinder, internal threads matched with the external threads for use are arranged on the inner wall of the threaded joint, a convex ring is fixedly arranged at one end of the threaded joint, which is far away from the solenoid valve, a fixing mechanism is fixedly arranged at the upper end of the shell, the fixing mechanism consists of a shell, a limiting rod, a first spring and an insert rod, a mounting groove is arranged on the shell, the limiting rod is fixedly arranged in the mounting groove, the first spring and the insert rod are sleeved on the limiting rod, one end of the first spring is fixedly arranged with the insert rod, the threaded connector is provided with a through hole, and the inserted bar extends into the through hole.

Furthermore, a sealing gasket is fixedly arranged on one end face, close to the threaded joint, of the baffle ring.

Through above-mentioned technical scheme, when connecting, screwed joint and sealed the pad in close contact with, make sealed the pad take place deformation, fill screwed joint and keep off the clearance between the ring, promote screwed joint and keep off the leakproofness between the ring.

Furthermore, a mounting hole is formed in the shell, a second spring is arranged in the mounting hole, a moving rod is fixedly arranged on the second spring, a moving member is fixedly arranged at the upper end of the inserting rod, and a jack matched with the moving rod for use is formed in the moving member.

Through above-mentioned technical scheme, when connecting, make the carriage release lever insert in the jack, the carriage release lever blocks the moving member, and then realizes the fixed to the inserted bar.

Furthermore, a limiting block is fixedly arranged on the inserting rod, a limiting groove is formed in the shell, and the limiting block extends into the limiting groove.

Through above-mentioned technical scheme, when using, the stopper can restrict the inserted bar, reduces rocking that the inserted bar produced when removing.

Further, the moving part is Jiong-shaped and is arranged outside the upper end of the shell.

Through above-mentioned technical scheme, when dismantling and connecting, the accessible moving member is controlled the inserted bar, and is comparatively convenient.

Furthermore, the sealing gasket is made of nitrile rubber, and the thickness of the sealing gasket is 1-2 mm.

Through above-mentioned technical scheme, butadiene-acrylonitrile rubber has good wear resistance, and is comparatively soft, can fine promotion sealing performance between screwed joint and the shell when using.

To sum up, the utility model discloses mainly have following beneficial effect: in the utility model, by arranging the threaded joint, the electromagnetic valve is connected to the shell by utilizing the threads outside the threaded joint, the inner wall of the threaded joint is also provided with internal threads, and the internal threads are connected with the external threads on the fixed cylinder in a threaded manner during use, so that the sealing property between the threaded joint and the shell can be improved, the baffle ring is fixedly provided with the sealing gasket, and the threaded joint is in close contact with the sealing gasket, so that the sealing property between the threaded joint and the baffle ring is further improved; furthermore the utility model discloses in utilize screwed joint to connect the solenoid valve at the shell, it is comparatively convenient to connect, and fixed establishment can restrict screwed joint, prevents that screwed joint from taking place to rotate for the shell, and then prevents that shell and solenoid valve from droing each other.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;

FIG. 3 is an enlarged schematic view at B of FIG. 1;

FIG. 4 is an enlarged schematic view at C of FIG. 1;

fig. 5 is an enlarged schematic view at D in fig. 2.

Reference numerals: 1. a housing; 2. an electromagnetic valve; 3. a threaded joint; 301. an internal thread; 302. a through hole; 4. a baffle ring; 5. a fixed cylinder; 501. an external thread; 6. a convex ring; 7. a fixing mechanism; 701. a housing; 7011. mounting grooves; 7012. mounting holes; 7013. a limiting groove; 702. a limiting rod; 703. a first spring; 704. inserting a rod; 8. a gasket; 9. a second spring; 10. a travel bar; 11. a moving member; 12. and a limiting 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 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1 to 5, a hydraulic valve includes a housing 1 and a solenoid valve 2, one end of the solenoid valve 2 is provided with a threaded joint 3, the housing 1 is connected with the solenoid valve 2 through the threaded joint 3, a baffle ring 4 is fixedly arranged inside the right side of the housing 1, a fixed cylinder 5 is fixedly arranged on the baffle ring 4, an external thread 501 is arranged on the outer wall of the fixed cylinder 5, an internal thread 301 matched with the external thread 501 is arranged on the inner wall of the threaded joint 3, a convex ring 6 is fixedly arranged at one end of the threaded joint 3 away from the solenoid valve 2, a fixing mechanism 7 is fixedly arranged at the upper end of the housing 1, the fixing mechanism 7 is composed of a housing 701, a limiting rod 702, a first spring 703 and an insert rod 704, a mounting groove 7011 is arranged on the housing 701, the limiting rod 702 is fixedly arranged in the mounting groove 7011, the first spring 703 and the insert rod 704 are both sleeved on the limiting rod 702, one end of the first spring 703 is fixedly arranged with the insert rod 704, threaded joint 3 is last to have seted up through-hole 302, in the inserted bar 704 extends into through-hole 302, in this embodiment, threaded joint 3 sets up with solenoid valve 2 an organic whole, threaded joint 3's the outside is provided with the screw thread, threaded joint 3 and shell 1 threaded connection, fender ring 4 and fixed 5 integrated into one piece set up, bulge loop 6 sets up with threaded joint 3 integrated into one piece, the left end and the fixed setting of casing 701 of first spring 703, the right-hand member and the fixed setting of inserted bar 704 of first spring 703 can prevent that inserted bar 704 from droing in by casing 701, the passageway has been seted up to the inside of inserted bar 704, gag lever post 702 passes the passageway.

Referring to fig. 2, a sealing gasket 8 is fixedly arranged on one end surface of the baffle ring 4 close to the threaded joint 3.

Referring to fig. 5, a mounting hole 7012 is formed in the housing 701, a second spring 9 is disposed in the mounting hole 7012, a moving rod 10 is fixedly disposed on the second spring 9, a moving member 11 is fixedly disposed at the upper end of the inserting rod 704, and a jack matched with the moving rod 10 is formed in the moving member 11, in this embodiment, the lower end of the second spring 9 is fixedly disposed with the housing 701.

Referring to fig. 5, the insertion rod 704 is fixedly provided with a limiting block 12, the housing 701 is provided with a limiting groove 7013, and the limiting block 12 extends into the limiting groove 7013.

Referring to fig. 5, the moving member 11 is Jiong-shaped, and the moving member 11 is disposed outside the upper end of the housing 701.

Referring to fig. 4, the gasket 8 is made of nitrile rubber, and the thickness of the gasket 8 is 1-2 mm.

In summary, during use, the external thread 501 is screwed into the internal thread 301, the nipple 3 is tightly contacted with the gasket 8, the gasket 8 is deformed, the gap between the nipple 3 and the retainer ring 4 is filled, and the sealing performance between the solenoid valve 2 and the housing 1 is good, during use, the first spring 703 applies a force to the insertion rod 704 in the rightward direction, the insertion rod 704 is inserted into the through hole 302, the nipple 3 cannot rotate, that is, the solenoid valve 2 cannot rotate, and the housing 701 and the solenoid valve 2 are not easily separated from each other.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; 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 hydraulic valve, includes shell (1) and solenoid valve (2), the one end of solenoid valve (2) is provided with screwed joint (3), shell (1) passes through with solenoid valve (2) screwed joint (3) are connected its characterized in that: a stop ring (4) is fixedly arranged inside the right side of the shell (1), a fixed cylinder (5) is fixedly arranged on the stop ring (4), an external thread (501) is arranged on the outer wall of the fixed cylinder (5), an internal thread (301) matched with the external thread (501) for use is arranged on the inner wall of the screwed joint (3), a convex ring (6) is fixedly arranged at one end of the screwed joint (3) far away from the electromagnetic valve (2), a fixing mechanism (7) is fixedly arranged at the upper end of the shell (1), the fixing mechanism (7) is composed of a shell (701), a limiting rod (702), a first spring (703) and an insert rod (704), an installation groove (7011) is arranged on the shell (701), the limiting rod (702) is fixedly arranged in the installation groove (7011), and the first spring (703) and the insert rod (704) are both sleeved on the limiting rod (702), one end of the first spring (703) is fixedly arranged with the inserted bar (704), a through hole (302) is formed in the threaded joint (3), and the inserted bar (704) extends into the through hole (302).

2. A hydraulic valve according to claim 1, wherein: and a sealing gasket (8) is fixedly arranged on one end face, close to the threaded joint (3), of the baffle ring (4).

3. A hydraulic valve according to claim 1, wherein: the improved plug-in type portable telephone is characterized in that a mounting hole (7012) is formed in the shell (701), a second spring (9) is arranged in the mounting hole (7012), a moving rod (10) is fixedly arranged on the second spring (9), a moving member (11) is fixedly arranged at the upper end of the plug-in rod (704), and a jack matched with the moving rod (10) is formed in the moving member (11).

4. A hydraulic valve according to claim 1, wherein: the plug rod (704) is fixedly provided with a limiting block (12), the shell (701) is provided with a limiting groove (7013), and the limiting block (12) extends into the limiting groove (7013).

5. A hydraulic valve according to claim 3, wherein: the moving piece (11) is Jiong-shaped, and the moving piece (11) is arranged on the outer side of the upper end of the shell (701).

6. A hydraulic valve according to claim 2, wherein: the sealing gasket (8) is made of nitrile rubber, and the thickness of the sealing gasket (8) is 1-2 mm.