CN213839091U

CN213839091U - Two-position four-way reversing valve

Info

Publication number: CN213839091U
Application number: CN202023006306.8U
Authority: CN
Inventors: 何志友; 南海静; 胡润民
Original assignee: Xinkuang Hydraulic Technology Co ltd
Current assignee: Xinkuang Hydraulic Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-07-30
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to a switching-over valve technical field specifically is a two-position four-way reversing valve, comprising a main body, the main part includes the valve body, the top of valve body is provided with the hand (hold), the surface through connection of hand (hold) has special screw, the bottom fixedly connected with of valve body connects, the one end of valve body is provided with adjustment mechanism, adjustment mechanism includes the slide bar, the one end of valve body is provided with the slide bar, the one end fixedly connected with telescopic link of slide bar, the bottom fixedly connected with of telescopic link supports the board, support the bottom fixedly connected with spring of board, the inside fixedly connected with bottom plate of spring, the bottom fixedly connected with lag of bottom plate, the top fixedly connected with dead lever of valve body. The utility model discloses prevent that the staff from touch the hand (hold) at the in-process mistake of work, strengthened the leakproofness of switching-over valve, prevent that liquid or gas from revealing, the effectual availability factor and the life who improves equipment.

Description

Two-position four-way reversing valve

Technical Field

The utility model relates to a four-way reversing valve technical field specifically is a two-position four-way reversing valve.

Background

The reversing valve is a directional control valve with more than two flow forms and more than two oil ports, and is a valve for realizing communication, cutting off and reversing of hydraulic oil flow, pressure unloading and sequential action control.

The valve is controlled by the relative movement direction of the valve core and the valve body, and has two types of rotary valve type and slide valve type, and the two-position and three-position control valves are divided according to the number of the working positions of the valve core staying in the valve body; divide into two-way, the tee bend according to the oil circuit fraction that links to each other with the valve body, four-way and six-way etc, current switching-over valve is when using, the staff can miss the touch handle, lead to the switching-over valve opening and shutting or closed back, it is not effectual to use, and the connection of switching-over valve is sealed insecure, inside flowing liquid or gas can be revealed, lead to causing the influence to equipment or environment, reduce the life of equipment, consequently need to design a two-position four-way switching-over valve to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two-position four-way reversing valve to the mistake that proposes in solving above-mentioned background art touches the handle back, leads to the reversing valve to open and shut or closed back, uses no effect, and the connection of reversing valve is sealed insecure, and the liquid or the gas of inside flow can be revealed, causes the problem of influence to equipment or environment.

For realizing the above-mentioned purpose, the utility model provides a following technical scheme, a two-position four-way reversing valve, comprising a main body, the main part includes the valve body, the top of valve body is provided with the hand (hold), the surface through connection of hand (hold) has special screw, the bottom fixedly connected with of valve body connects, the one end of valve body is provided with adjustment mechanism, adjustment mechanism includes the slide bar, the one end of valve body is provided with the slide bar, the one end fixedly connected with telescopic link of slide bar, the bottom fixedly connected with of telescopic link supports the board, support the bottom fixedly connected with spring of board, the inside fixedly connected with bottom plate of spring, the bottom fixedly connected with lag of bottom plate, the top fixedly connected with dead lever of valve body.

Preferably, the surface of valve body is provided with the spout, the telescopic link is shaft-like through connection in the inside of valve body, and passes through spout sliding connection.

Preferably, the sliding rod is in a rod shape and is connected inside the valve body and the protective sleeve in a penetrating mode, the abutting plate is connected with the spring in an abutting mode, and the bottom plate is fixedly connected with the spring through the abutting plate.

Preferably, the telescopic link is shaft-like through connection in the inside of lag, and the top of lag is provided with the stopper.

Preferably, the one end fixedly connected with sealing mechanism who connects, sealing mechanism includes first flange, the one end fixedly connected with first flange that connects, the inside of first flange is provided with the screw thread rubber circle, the inside fixedly connected with of screw thread rubber circle is taken over, the second flange has been cup jointed on the surface of screw thread rubber circle, the inside fixedly connected with gim peg of second flange.

Preferably, the first flange and the second flange are the same in size, the connecting pipe is in cylindrical through connection with the inside of the threaded rubber ring, and the fixing bolts are in two groups of through connection with the inside of the first flange and the second flange.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the connection of slide bar and telescopic link, under the effect of spring, make the telescopic link can go up and down in the inside of valve body, open and shut and closed in-process at the hand (hold), the telescopic link can contract in the inside of valve body, accomplish to open and shut or when closed at the hand (hold), the telescopic link just rises to come to carry out the butt to close the connection to the hand (hold), prevent that the staff from touching the hand (hold) at the in-process mistake of work, cause to open and shut or when closed, it is not effectual to use, cause the damage to inside part, the effectual efficiency that improves the equipment use.

2. Through the connection of first flange and second flange, make the inside liquid or the gas that flows of switching-over valve can not leak out, under the sealing connection of screw thread rubber circle and takeover, strengthened the leakproofness of switching-over valve, prevent that liquid or gas from revealing, cause the influence to the inside part of equipment or external environment, the effectual availability factor and the life who improves equipment has reduced staff's work burden.

Drawings

FIG. 1 is a schematic view of the front view of the partial sectional structure of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic front sectional view of the connection structure of the slide rod and the telescopic rod in FIG. 1 according to the present invention;

fig. 4 is a schematic front view, partially in section, of the first flange of fig. 1 according to the present invention.

In the figure: 1. a main body; 11. a valve body; 12. a handle; 13. a special screw; 14. a joint; 2. an adjustment mechanism; 21. a slide bar; 22. a telescopic rod; 23. a resisting plate; 24. a spring; 25. a base plate; 26. a protective sleeve; 27. fixing the rod; 3. a sealing mechanism; 31. a first flange; 32. a threaded rubber ring; 33. taking over a pipe; 34. a second flange; 35. and (6) fixing the bolt.

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. 1-4, the present invention provides an embodiment: a two-position four-way reversing valve comprises a main body 1, the main body 1 comprises a valve body 11, a handle 12 is arranged at the top end of the valve body 11, a special screw 13 penetrates through the surface of the handle 12, a joint 14 is fixedly connected to the bottom end of the valve body 11, an adjusting mechanism 2 is arranged at one end of the valve body 11, the adjusting mechanism 2 comprises a sliding rod 21, a sliding rod 21 is arranged at one end of the valve body 11, an expansion rod 22 is fixedly connected to one end of the sliding rod 21, a resisting plate 23 is fixedly connected to the bottom end of the expansion rod 22, a spring 24 is fixedly connected to the bottom end of the resisting plate 23, a bottom plate 25 is fixedly connected to the inside of the spring 24, a protecting sleeve 26 is fixedly connected to the bottom end of the bottom plate 25, and a fixing rod 27 is fixedly connected to the top end of the valve body 11, the valve body 11 is connected with the handle 12, so that the switching valve can be conveniently controlled to be opened and closed by a worker, the spring 24 is prevented from tilting or loosening inside the protective sleeve 26 by the action of the counter plate 23 and the bottom plate 25.

Further, the surface of valve body 11 is provided with the spout, and telescopic link 22 is shaft-like through connection in the inside of valve body 11, and through spout sliding connection, the spout that the surface of valve body 11 set up is convenient for slide bar 21 and telescopic link 22 to slide, reaches and goes up and down, prevents that the staff from touching the effect of back hand (hold) 12 skew by mistake.

Furthermore, the sliding rod 21 is in a rod shape and is connected inside the valve body 11 and the protective sleeve 26 in a penetrating manner, the abutting plate 23 is connected with the spring 24 in an abutting manner, the bottom plate 25 is fixedly connected with the spring 24 through the abutting plate 23, the abutting plate 23 is connected with the spring 24 in an abutting manner, so that the stability of the spring 24 is enhanced, the spring 24 is prevented from being inclined, and the telescopic rod 22 is fixedly connected with the spring 24 through the abutting plate 23.

Further, telescopic link 22 is shaft-like through connection in the inside of lag 26, and the top of lag 26 is provided with the stopper, through the stopper that the 26 top of lag set up, prevents that telescopic link 22 from the too high condition from appearing at the in-process that slides and go up and down.

Further, the one end fixedly connected with sealing mechanism 3 of joint 14, sealing mechanism 3 includes first flange 31, the first flange 31 of one end fixedly connected with of joint 14, the inside of first flange 31 is provided with screw thread rubber circle 32, the inside fixedly connected with of screw thread rubber circle 32 takes over 33, second flange 34 has been cup jointed on the surface of screw thread rubber circle 32, the inside fixedly connected with gim peg 35 of second flange 34, through the connection of screw thread rubber circle 32 and take over 33, make the connection of switching-over valve more sealed, prevent inside liquid or gaseous leakage, effectually prevent that it from causing damage and influence to the inside part of equipment.

Further, the size and dimension of first flange 31 and second flange 34 are the same, and takeover 33 is the inside of cylindrical through connection at threaded rubber circle 32, and gim peg 35 is two sets of through connection in the inside of first flange 31 and second flange 34, and takeover 33 through connection is in the inside of threaded rubber circle 32, makes the connection of threaded rubber circle 32 in first flange 31 and second flange 34 more firm.

The working principle is as follows: when the valve is used, through the connection of the valve body 11 and the handle 12, the opening and closing of the reversing valve are controlled by a worker conveniently, the handle 12 is connected with the special screw 13, so that the handle 12 is more stably connected to the top end of the valve body 11, and the reversing valve is connected with connecting equipment conveniently under the connection of the valve body 11 and the connector 14.

Through the connection of slide bar 21 and telescopic link 22, be convenient for control telescopic link 22 goes up and down in the inside of valve body 11, reach the effect that prevents that the staff from touching by mistake, under the connection of resisting board 23 and spring 24, make spring 24 more firm at the inside connection of lag 26, under the connection of telescopic link 22 and resisting board 23, through the connection of spring 24 and bottom plate 25, under slide bar 21's effect, make telescopic link 22 stretch out and draw back in lag 26 is inside, under the connection of valve body 11 and dead lever 27, the range is too big when reaching to prevent that hand (hold) 12 from closing, lead to the condition such as smooth silk appearing.

Through the connection of joint 14 and first flange 31, make the connection of switching-over valve more sealed, under the condition that first flange 31 and second flange 34 are connected through gim peg 35, make first flange 31 and second flange 34 connect more firmly and sealed, through the connection of screw thread rubber circle 32 and takeover 33, under the effect of screw thread rubber circle 32, make the connection of switching-over valve more sealed, the inside liquid of effectual prevention switching-over valve and the revealing of gaseous.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A two-position four-way reversing valve comprises a main body (1), and is characterized in that: the main body (1) comprises a valve body (11), the top end of the valve body (11) is provided with a handle (12), the surface of the handle (12) is connected with a special screw (13) in a penetrating way, the bottom end of the valve body (11) is fixedly connected with a joint (14), one end of the valve body (11) is provided with an adjusting mechanism (2), the adjusting mechanism (2) comprises a sliding rod (21), one end of the valve body (11) is provided with a slide bar (21), one end of the slide bar (21) is fixedly connected with a telescopic rod (22), the bottom end of the telescopic rod (22) is fixedly connected with a resisting plate (23), the bottom end of the resisting plate (23) is fixedly connected with a spring (24), the inner portion of the spring (24) is fixedly connected with a bottom plate (25), the bottom end of the bottom plate (25) is fixedly connected with a protective sleeve (26), and the top end of the valve body (11) is fixedly connected with a fixing rod (27).

2. The two-position, four-way reversing valve of claim 1, wherein: the surface of valve body (11) is provided with the spout, telescopic link (22) are shaft-like through connection in the inside of valve body (11), and through spout sliding connection.

3. The two-position, four-way reversing valve of claim 1, wherein: the sliding rod (21) is in a rod shape and is connected with the valve body (11) and the protective sleeve (26) in a penetrating mode, the abutting plate (23) is connected with the spring (24) in an abutting mode, and the bottom plate (25) is fixedly connected with the spring (24) through the abutting plate (23).

4. The two-position, four-way reversing valve of claim 1, wherein: the telescopic rod (22) is in a rod-shaped penetrating connection inside the protecting sleeve (26), and a limiting block is arranged at the top end of the protecting sleeve (26).

5. The two-position, four-way reversing valve of claim 1, wherein: the one end fixedly connected with sealing mechanism (3) that connects (14), sealing mechanism (3) include first flange (31), the first flange of one end fixedly connected with (31) that connects (14), the inside of first flange (31) is provided with screw thread rubber circle (32), the inside fixedly connected with of screw thread rubber circle (32) is taken over (33), second flange (34) have been cup jointed on the surface of screw thread rubber circle (32), the inside fixedly connected with gim peg (35) of second flange (34).

6. The two-position, four-way reversing valve of claim 5, wherein: the size of first flange (31) and second flange (34) is the same, take over (33) and be the inside of cylindrical through connection at screw thread rubber circle (32), gim peg (35) are two sets of through connection in the inside of first flange (31) and second flange (34).