CN212986118U

CN212986118U - Two-position three-way reversing valve with self-locking gas circuit

Info

Publication number: CN212986118U
Application number: CN202021963256.XU
Authority: CN
Inventors: 宋亮; 王立波
Original assignee: Hebei Kaike Valve Co ltd
Current assignee: Hebei Kaike Valve Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-04-16
Anticipated expiration: 2030-09-09

Abstract

The utility model discloses a two tee bend switching-over valves of gas circuit auto-lock, including the valve body, inlet channel and air outlet channel have been seted up to the positive upper end central point of fixed plate, and the positive inboard central point of second support column puts fixed mounting has the blast pipe, and the positive top central point of adaptor puts and has seted up first exhaust passage and second exhaust passage, and first air flue, second air flue and third air flue have been seted up to the valve body side outside is fixed. This two tee bend switching-over valves of gas circuit auto-lock, through inlet channel and the passageway of giving vent to anger that fixed plate front upper end central point put and seted up, the fixed first air flue of seting up in the valve body side outside, second air flue and third air flue, be connected a passageway and air supply, one in two other passageways is connected with actuating mechanism's air inlet, another is connected with the actuating mechanism gas vent, reach the leakproofness strong and auto-lock ability, it is thorough to make the switching-over, avoid the air current to leak, reduce the problem that power consumption is big, effective quick carry out the switching-over operation to the executor.

Description

Two-position three-way reversing valve with self-locking gas circuit

Technical Field

The utility model relates to a two tee bend switching-over valve technical field specifically is a two tee bend switching-over valves of gas circuit auto-lock.

Background

The reversing valve is a directional control valve with more than two flow forms and more than two oil ports. The valve realizes the communication, cut-off and reversal 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. There are two types, a rotary valve type and a slide valve type. The valve core is divided into two-position and three-position according to the working position of the valve core staying in the valve body, and the oil circuit connected with the valve body is divided into two-way, three-way, four-way and six-way, and the mode of operating the valve core to move is manual, motor, electric, hydraulic and electrohydraulic.

The gas reversing valve is one of valves, can change the flow direction of gas flow in due time, realizes reversing operation of an actuator, and has wide application in the fields of gas production and use.

The existing reversing valve needs to switch an air flow channel by a valve core to realize reversing, the requirement of air flow on the tightness of the channel is high, particularly, the tightness of the switching part of the channel cannot be guaranteed, the leakage problem is easy to generate, the reversing is incomplete or the power loss is caused, and the improvement is needed.

Disclosure of Invention

An object of the utility model is to provide a two tee bend switching-over valves of gas circuit auto-lock to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the two-position three-way reversing valve with the gas circuit self-locked comprises a valve body, wherein first supporting columns are fixedly mounted at two ends of the front side of the valve body, a fixed plate is fixedly connected to the central position of the front side of each first supporting column, a gas inlet channel and a gas outlet channel are arranged at the central position of the upper end of the front side of the fixed plate, bolt holes are formed in the periphery of the front sides of the gas inlet channel and the gas outlet channel, second supporting columns are fixedly mounted at two ends of the top of the front side of the valve body, a gas exhaust pipe is fixedly mounted at the central position of the inner side of the front side of each second supporting column, a adaptor is fixedly connected to the top end of the gas exhaust pipe, a first gas exhaust channel and a second gas exhaust channel are arranged at the central position of the front top end of, A second airway and a third airway.

Preferably, the diameter sizes of the air inlet channel and the air outlet channel which are arranged at the center of the upper end of the front surface of the fixing plate are all the same and penetrate through the inner side of the front surface of the valve body, and the bolt holes which are arranged around the front surfaces of the air inlet channel and the air outlet channel are uniformly distributed around the front surfaces of the air inlet channel and the air outlet channel, and the diameter sizes are all the same.

Preferably, the first exhaust channel and the second exhaust channel which are arranged at the center of the top end of the front side of the adapter are symmetrically distributed at two sides of the top end of the front side of the valve body, and the height dimensions of the first exhaust channel and the second exhaust channel are consistent and are fixedly connected with the exhaust pipe which is fixedly arranged at the center of the inner side of the front side of the second support column.

Preferably, the supporting bases fixedly mounted at the bottom end of the front face of the valve body are cuboid, and two supporting bases are arranged, wherein one end of each supporting base extends to the inner side of the bottom end of the front face of the valve body.

Preferably, the first air passage, the second air passage and the third air passage which are fixedly arranged on the outer side of the side face of the valve body are fixedly connected with the side face of the valve body through flanges, the diameter size of the first air passage is matched with that of the third air passage, and the diameter sizes of the first air passage and the third air passage are larger than that of the second air passage.

Preferably, the fixing plates fixedly connected to the front center position of the first support column penetrate through the two ends of the front side of the first support column and are fixedly connected with the partition plates fixedly mounted to the front center positions of the air inlet channel and the air outlet channel.

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

(1) this two tee bend switching-over valves of gas circuit auto-lock, through inlet channel and the passageway of giving vent to anger that fixed plate front upper end central point put and seted up, fixed first air flue, second air flue and the third air flue of seting up in the valve body side outside, be connected a passageway and air supply, one in two other passageways is connected with actuating mechanism's air inlet, another is connected with the actuating mechanism gas vent, reach the leakproofness strong and auto-lock ability, make the switching-over thoroughly, avoid the air current to leak, reduce the problem that power consumption is big.

(2) The two-position three-way reversing valve with the gas circuit self-locking function can change the air flow direction inside the two-position three-way reversing valve in good time through the first air passage, the second air passage and the third air passage which are fixedly arranged on the outer side of the side face of the valve body, and is simple in structure, convenient to operate and effective and quick in reversing operation of an actuator.

Drawings

FIG. 1 is a schematic view of the overall structure of the front side of the present invention;

fig. 2 is a schematic view of the overall structure of the side of the present invention.

In the figure: the gas exhaust valve comprises a valve body 1, a first support column 2, a fixing plate 3, an air inlet channel 4, an air outlet channel 5, a bolt hole 6, a second support column 7, an exhaust pipe 8, an adapter 9, a first exhaust channel 10, a second exhaust channel 11, a partition plate 12, a support base 13, a first air channel 14, a second air channel 15 and a third air channel 16.

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. 1-2, the present invention provides a technical solution: a two-position three-way reversing valve with self-locking gas circuit comprises a valve body 1, wherein first supporting columns 2 are fixedly arranged at two ends of the front surface of the valve body 1, a fixing plate 3 is fixedly connected at the central position of the front surface of each first supporting column 2, the fixing plate 3 fixedly connected at the central position of the front surface of each first supporting column 2 penetrates through two ends of the front surface of each first supporting column 2 and is fixedly connected with a partition plate 12 fixedly arranged at the central positions of the front surfaces of a gas inlet channel 4 and a gas outlet channel 5, the gas inlet channel 4 and the gas outlet channel 5 are arranged at the central position of the upper end of the front surface of the fixing plate 3, a first gas channel 14, a second gas channel 15 and a third gas channel 16 are fixedly arranged at the outer side of the side surface of the valve body 1, one channel is connected with a gas source, one of the other two channels is connected with a, reach the leakproofness strong and self-locking ability, make the switching-over thorough, avoid the air current to leak, reduce the problem that power consumption is big, fixed plate 3 openly upper end central point puts inlet channel 4 and 5 diameter size of giving vent to anger of seting up all unanimously, and run through valve body 1 openly inboard, inlet channel 4 and 5 openly bolt holes 6 evenly distributed who sets up all around of outlet channel are all around inlet channel 4 and 5 openly of giving vent to anger the passageway, diameter size is all unanimous, inlet channel 4 and 5 openly have seted up bolt holes 6 all around of outlet channel, valve body 1 openly top both ends fixed mounting has second support column 7, the openly inboard central point of second support column 7 puts fixed mounting has blast pipe 8, blast pipe 8 proves top fixedly connected with adaptor 9, first exhaust passage 10 and second exhaust passage 11 have been seted up to adaptor 9 openly top central point, first exhaust passage 10 and the second The two-position three-way reversing valve is characterized in that the two sides of the top end are equal in height dimension and fixedly connected with an exhaust pipe 8 fixedly installed at the central position of the inner side of the front of a second support column 7, a partition plate 12 is fixedly installed at the central position of the front of an air inlet channel 4 and an air outlet channel 5, a support base 13 is fixedly installed at the bottom end of the front of a valve body 1, the support base 13 fixedly installed at the bottom end of the front of the valve body 1 is in a cuboid shape, the two parts are arranged, one end of the support base extends to the inner side of the bottom end of the front of the valve body 1, a first air passage 14, a second air passage 15 and a third air passage 16 are fixedly arranged at the outer side of the valve body 1, the air flow direction in the two-position three-way reversing valve can be changed timely through the first air passage 14, the second air passage 15, And the second air passage 15 and the third air passage 16 are fixedly connected with the side surface of the valve body 1 through flanges, the diameter size of the first air passage 14 is matched with that of the third air passage, and the diameter sizes of the first air passage 14 and the third air passage 16 are larger than that of the second air passage 15.

When the gas path self-locking two-position three-way reversing valve is used, one channel is connected with a gas source through a gas inlet channel 4 and a gas outlet channel 5 which are arranged in the center of the upper end of the front side of a fixing plate 3 and a first gas channel 14, a second gas channel 15 and a third gas channel 16 which are fixedly arranged on the outer side of the side surface of a valve body 1, one of the other two channels is connected with a gas inlet of an actuating mechanism, and the other channel is connected with a gas outlet of the actuating mechanism, so that the high sealing performance and the self-locking capability are achieved, the reversing is thorough, the gas flow leakage is avoided; the first air passage 14, the second air passage 15 and the third air passage 16 which are fixedly arranged on the outer side of the side face of the valve body 1 can change the air flow direction inside the two-position three-way reversing valve in good time, and the two-position three-way reversing valve is simple in structure, convenient to operate, and effective and quick in reversing operation of an actuator.

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 two tee bend switching-over valves of gas circuit auto-lock, includes valve body (1), valve body (1) openly both ends fixed mounting has first support column (2), its characterized in that: the gas exhaust valve is characterized in that a fixed plate (3) is fixedly connected to the front center position of a first support column (2), a gas inlet channel (4) and a gas outlet channel (5) are arranged at the front upper end center position of the fixed plate (3), bolt holes (6) are arranged around the front of the gas inlet channel (4) and the gas outlet channel (5), second support columns (7) are fixedly arranged at the two ends of the front top of a valve body (1), a gas exhaust pipe (8) is fixedly arranged at the front inner side center position of each second support column (7), the gas exhaust pipe (8) is provided with a connecting piece (9) which is fixedly connected with the top end, a first gas exhaust channel (10) and a second gas exhaust channel (11) are arranged at the front top center position of the connecting piece (9), a partition plate (12) is fixedly arranged at the front center position of the gas inlet channel (4) and, a first air passage (14), a second air passage (15) and a third air passage (16) are fixedly formed in the outer side of the side face of the valve body (1).

2. The gas circuit self-locking two-position three-way reversing valve according to claim 1, characterized in that: the diameter sizes of the air inlet channel (4) and the air outlet channel (5) which are arranged at the center of the upper end of the front surface of the fixing plate (3) are all the same, the front inner side of the valve body (1) is penetrated, and the bolt holes (6) which are arranged around the front surfaces of the air inlet channel (4) and the air outlet channel (5) are uniformly distributed around the front surfaces of the air inlet channel (4) and the air outlet channel (5), and the diameter sizes are all the same.

3. The gas circuit self-locking two-position three-way reversing valve according to claim 1, characterized in that: the exhaust valve is characterized in that a first exhaust channel (10) and a second exhaust channel (11) which are arranged at the center of the top end of the front face of the adapter (9) are symmetrically distributed on two sides of the top end of the front face of the valve body (1), the height dimensions of the first exhaust channel and the second exhaust channel are all consistent, and the first exhaust channel and the second exhaust channel are fixedly connected with an exhaust pipe (8) which is fixedly installed at the center of the inner side of the front face of.

4. The gas circuit self-locking two-position three-way reversing valve according to claim 2, characterized in that: the supporting base (13) fixedly installed at the bottom end of the front surface of the valve body (1) is in a cuboid shape, two supporting bases are arranged, and one end of each supporting base extends to the inner side of the bottom end of the front surface of the valve body (1).

5. The gas circuit self-locking two-position three-way reversing valve according to claim 1, characterized in that: the fixed first air flue (14), second air flue (15) and third air flue (16) of seting up in valve body (1) side outside all through flange and valve body (1) side fixed connection, and the diameter size of first air flue (14) and the diameter size phase-match of third air flue, the diameter size of first air flue (14) and third air flue (16) is greater than the diameter size of second air flue (15).

6. The gas circuit self-locking two-position three-way reversing valve according to claim 1, characterized in that: the fixed plates (3) fixedly connected with the front center of the first support column (2) penetrate through the front two ends of the first support column (2) and are fixedly connected with the partition plates (12) fixedly installed at the front center of the air inlet channel (4) and the air outlet channel (5).