CN214699225U

CN214699225U - Electric combination valve

Info

Publication number: CN214699225U
Application number: CN202120826571.6U
Authority: CN
Inventors: 黄宏生; 朱超
Original assignee: SHANGHAI RISEN PRECISION MACHINERY CO LTD
Current assignee: SHANGHAI RISEN PRECISION MACHINERY CO LTD
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-12
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses an electric combination valve, include the roof beam body and install the inside valve body of roof beam body, the valve body is including setting up respectively the drive assembly and the case subassembly of the inside both sides of valve body, drive assembly includes solenoid valve and pneumatic subassembly, the valve body is still including being used for holding respectively the solenoid valve with the sealed cavity of first sealed cavity and second of case subassembly, the solenoid valve is connected with the pneumatic subassembly electricity, the pneumatic subassembly is used for the drive the opening or closing of case subassembly motion in order to realize the combination valve. The utility model provides an electric combination valve adopts the switching of electromagnetic signal control pneumatic valve, and drive power is little to because the pulse width of signal of telecommunication is adjustable, so can realize the meticulous control to injection flow, still realized simultaneously that electric liquid keeps apart, the security performance is higher.

Description

Electric combination valve

Technical Field

The utility model relates to a car handle technical field specifically is an electric combination valve.

Background

At present, a pneumatic electromagnetic valve or a manual air valve is adopted to control a piston type control valve to open a cooling liquid valve in the strip cold rolling process. In the cold rolling process of strip plates of metal steel, aluminum, copper and the like, the hot convexity of a rolling mill roller directly influences the strip shape of a rolled plate, and in order to obtain a high-quality cold rolled strip plate, the roller needs to be finely cooled in sections according to the hot convexity.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric combination valve, drive power is little, can be meticulous to control the injection flow to can also realize that electric liquid keeps apart, the security performance is high.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric combination valve, includes the roof beam body and installs the inside valve body of roof beam body, the valve body is including setting up respectively drive assembly and case subassembly of the inside both sides of valve body, drive assembly includes solenoid valve and pneumatic assembly, the valve body still including being used for holding respectively the solenoid valve with the first sealed cavity and the second sealed cavity of case subassembly, the solenoid valve is connected with pneumatic assembly electricity, pneumatic assembly is used for the drive the opening or closing of case subassembly motion in order to realize the combination valve.

Preferably, the pneumatic assembly comprises a pneumatic valve and a gas transmission pipeline connected with the output end of the pneumatic valve, and the other end of the gas transmission pipeline is communicated with the second sealing cavity.

Preferably, the second sealing chamber comprises a pneumatic area and a flow area, the pneumatic area is communicated with the gas pipeline, and the valve core assembly comprises a valve sleeve arranged in the flow area and a valve core connected in the valve sleeve in a sliding manner.

Preferably, the valve core comprises an opening and closing section arranged in the valve sleeve and a transmission section arranged in the flow area, and the transmission section is movably and hermetically connected with the second sealing chamber.

Preferably, one side of the valve sleeve, which is far away from the transmission section, is provided with a connecting part, the other end of the connecting part is connected with a nozzle assembly, and the nozzle assembly is communicated with the circulation area.

Preferably, an accommodating chamber for accommodating a cooling liquid is arranged in the beam body, a cooling passage is formed in the circulation region, the cooling passage is used for communicating the accommodating chamber and the circulation region, and the circulation region comprises an output port connected with the nozzle assembly.

Preferably, the movement of the opening and closing section of the valve core along the axial direction of the valve sleeve comprises an opening in-place state and a closing in-place state, when the opening and closing section is in the opening in-place state, the output port is completely opened, and when the opening and closing section is in the closing in-place state, the output port is completely closed.

Preferably, a first sealing rubber ring is arranged between the outer side of the transmission section and the pneumatic area, and a second sealing rubber ring is arranged between the outer side of the opening and closing section and the flow area.

Preferably, the beam body is provided with a gas chamber matched with the pneumatic assembly, and the gas chamber is used for containing compressed gas with the gas pressure higher than the standard atmospheric pressure.

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

the utility model discloses an electric combination valve, including solenoid valve and pneumatic component, adopt the switching of electromagnetic signal control pneumatic valve, required drive power is little to because the pulse width of signal of telecommunication is adjustable, so can realize the meticulous control to the injection flow, still realized that electric liquid keeps apart, the security performance is higher simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of an electric combination valve of the present invention;

FIG. 2 is a schematic diagram of the internal structure of an electric combination valve in a closed state according to the present invention;

fig. 3 is a schematic diagram of an internal structure of an electric combination valve in an open state according to the present invention.

In the figure: 1. a beam body; 11. a valve core assembly; 1101. a connecting portion; 1102. a valve housing; 12. A pneumatic assembly; 1201. a gas transmission pipeline; 1202. a pneumatic valve; 101. a first sealed chamber; 102. a second sealed chamber; 1021. a pneumatic zone; 1022. a flow-through region; 1023. a cooling passage; 1024. an output port; 2. an air chamber; 3. a housing chamber; 4. a nozzle assembly; 401. a nozzle; 5. a valve core; 501. a start-up and shut-down section; 502. a transmission section; 503. a first sealing rubber ring; 504. A second sealing rubber ring; 6. a valve body; 7. an electromagnetic valve.

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.

As shown in fig. 1, the utility model provides a first embodiment, an electric combination valve, include roof beam body 1 and install the inside valve body 6 of roof beam body 1, valve body 6 is including setting up respectively drive assembly and the case subassembly 11 of the inside both sides of valve body 6, drive assembly includes solenoid valve 7 and pneumatic component 12, valve body 6 still includes to be used for holding respectively solenoid valve 7 with the first sealed chamber 101 and the second sealed chamber 102 of case subassembly 11, solenoid valve 7 is connected with pneumatic component 12 electricity, pneumatic component 12 is used for the drive the case subassembly 11 motion is in order to realize opening or closing of combination valve. The electromagnetic valve 7 is electrically connected with the pneumatic assembly 12, the spraying system converts an online plate type electric signal into an electromagnetic signal with different pulse widths through the system, then the pneumatic valve 1202 is controlled to open or close the pneumatic pipeline 1201 of compressed air through the electromagnetic signal, the valve core 5 is pushed by the compressed air to realize reciprocating movement, the valve core 5 can be closed or opened after moving, cooling liquid is sprayed out through the nozzle assembly to realize cooling after the valve is opened, the electric combination valve realizes electro-hydraulic isolation through gas control liquid, the safety performance is high, and the electromagnetic valve 7 is only used for driving the opening or closing degree of the pneumatic valve 1202, so the required power of the electromagnet is very small.

As shown in fig. 2, which is a schematic view of the internal structure of the electric combination valve in a closed state, the pneumatic assembly 12 includes a pneumatic valve 1202 and an air transmission pipeline 1201 connected to an output end of the pneumatic valve 1202, and the other end of the air transmission pipeline 1201 is communicated with the second sealed chamber 102; the second sealed chamber 102 comprises a pneumatic area 1021 and a flow-through area 1022, the pneumatic area 1021 is communicated with the air pipeline 1201, the valve core assembly 11 comprises a valve sleeve 1102 arranged in the flow-through area 1022 and a valve core 5 slidably connected in the valve sleeve 1102; the valve core 5 comprises an opening and closing section 501 arranged in the valve sleeve 1102 and a transmission section 502 arranged in the flow area 1022, and the transmission section 502 is movably and hermetically connected with the second sealing chamber 102; a connecting part 1101 is arranged on one side of the valve sleeve 1102 far away from the transmission section 502, an external thread is arranged on the connecting part 1101, the other end of the connecting part 1101 is connected with a nozzle 401 assembly 4, the nozzle assembly is communicated with the circulation area 1022, the nozzle 401 assembly 4 comprises a nozzle 401 communicated with the circulation area 1022, and the nozzle 401 assembly 4 is in threaded connection with the connecting part 1101; be equipped with the room 3 that holds that is used for holding the coolant liquid in the roof beam body 1, cooling path 1023 has been seted up in the circulation region 1022, cooling path 1023 be used for with hold room 3 with the mutual intercommunication in circulation region 1022, the circulation region 1022 include with delivery outlet 1024 that the nozzle assembly is connected, the top and the delivery outlet 1024 phase-match of case 5, can adjust the aperture of delivery outlet 1024 through the position of adjusting valve core 5, and then realized the regulation of electrical combination valve aperture.

As shown in fig. 3, the internal structure of the electric combination valve in the open state is schematically illustrated, the movement of the opening and closing section 501 of the valve core 5 along the axial direction of the valve sleeve 1102 includes an open-position state and a closed-position state, when the opening and closing section 501 is in the open-position state, the output port 1024 is fully opened, and when the opening and closing section 501 is in the closed-position state, the output port 1024 is fully closed.

Preferably, a first sealing rubber ring 503 is arranged between the outer side of the transmission section 502 and the pneumatic area 1021, a second sealing rubber ring 504 is arranged between the outer side of the opening and closing section 501 and the flow area 1022, and the arrangement of the first sealing rubber ring 503 and the second sealing rubber ring 504 can ensure the sealing performance between the valve core 5 and the valve sleeve 1102 in the reciprocating sliding process.

Preferably, the beam body 1 is provided with an air chamber 2 matched with the pneumatic assembly 12, the air chamber 2 is used for containing compressed air with air pressure higher than standard atmospheric pressure, and under the action of the air pressure, the valve core 5 reciprocates along the axial direction of the valve sleeve 1102 to open or close the output port 1024.

The valve is designed to be a normally open type, in an initial state, the valve core 5 is pushed backwards under the action of the cooling liquid on the valve core 5, the rear end of the valve core 5 is communicated with the atmosphere, and the cooling liquid is sprayed out from the front end of the valve due to the backward movement of the valve core 5, so that the valve is opened. When the valve needs to be closed, the electromagnetic valve 7 is controlled to be powered, then the electromagnetic valve 7 controls the pneumatic valve 1202 to be opened, compressed air is conveyed to the rear end of the valve core 5 through the tailstock, the valve core 5 is moved forwards, the outlet valve of the cooling liquid is sealed to be closed, and the driving force is better than the control performance of the electromagnetic valve 7 which is used alone due to the fact that the valve core 5 is driven by a pneumatic pilot to control.

The working principle is as follows: the electric combination valve of the utility model is a normally open valve, when the cooling liquid in the containing chamber 3 reaches a certain pressure, the cooling liquid can automatically flow into the nozzle 401 along the cooling passage 1023 and the circulation area 1022, and is sprayed out through the nozzle 401; when the valve needs to be closed, the spraying control system receives a signal from the change of the plate shape tension at the output end of the strip plate rolling mill, the signal is analyzed and processed by a computer and converted into an electric signal instruction for controlling the sectional heat convexity of the roller according to the plate shape condition of the strip plate, namely, a measure for strengthening or reducing the cooling liquid is implemented at the required roller section, at the moment, the electromagnetic valve 7 receives the signal to control the pneumatic valve 1202 to be opened, the compressed air is conveyed to the rear end of the valve core 5 through the tailstock, the valve core 5 moves forwards, and the cooling liquid output port 1024 is sealed. According to the design, the electromagnetic signal is adopted to control the on-off of the pneumatic valve 1202, the required driving power is small, and the pulse width of the electric signal is adjustable, so that the fine control of the injection flow can be realized, and the electro-hydraulic isolation and higher safety performance are realized.

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. The electric combination valve is characterized by comprising a beam body (1) and a valve body (6) installed inside the beam body (1), wherein the valve body (6) comprises a driving assembly and a valve core assembly (11) which are respectively arranged on two sides inside the valve body (6), the driving assembly comprises a solenoid valve (7) and a pneumatic assembly (12), the valve body (6) further comprises a first sealing chamber (101) and a second sealing chamber (102) which are respectively used for accommodating the solenoid valve (7) and the valve core assembly (11), the solenoid valve (7) is electrically connected with the pneumatic assembly (12), and the pneumatic assembly (12) is used for driving the valve core assembly (11) to move so as to realize the opening or closing of the combination valve.

2. An electric combination valve according to claim 1, characterised in that the pneumatic assembly (12) comprises a pneumatic valve (1202) and an air delivery line (1201) connected to the output of the pneumatic valve (1202), the other end of the air delivery line (1201) communicating with the second sealed chamber (102).

3. An electric combination valve according to claim 2, wherein the second sealing chamber (102) comprises a pneumatic section (1021) and a flow-through section (1022), the pneumatic section (1021) being in communication with the air line (1201), and the valve core assembly (11) comprises a valve sleeve (1102) arranged in the flow-through section (1022) and a valve core (5) slidably connected in the valve sleeve (1102).

4. An electrical combiner valve according to claim 3 wherein: the valve core (5) comprises a starting and closing section (501) arranged in the valve sleeve (1102) and a transmission section (502) arranged in the flow-through area (1022), and the transmission section (502) is movably and hermetically connected with the second sealing chamber (102).

5. An electrical combiner valve according to claim 4 wherein: a connecting part (1101) is arranged on one side, away from the transmission section (502), of the valve sleeve (1102), a nozzle assembly (4) is connected to the other end of the connecting part (1101), and the nozzle assembly (4) is communicated with the circulation area (1022).

6. An electrical combiner valve according to claim 5 wherein: be equipped with the accommodation chamber (3) that is used for holding the coolant liquid in the roof beam body (1), cooling path (1023) have been seted up in circulation region (1022), cooling path (1023) are used for with accommodation chamber (3) with circulation region (1022) intercommunication each other, circulation region (1022) include with delivery outlet (1024) that nozzle assembly (4) are connected.

7. An electrical combiner valve according to claim 6 wherein: the movement of the opening and closing section (501) of the valve core (5) along the axial direction of the valve sleeve (1102) comprises an opening-in-position state and a closing-in-position state, when the opening and closing section (501) is in the opening-in-position state, the output port (1024) is completely opened, and when the opening and closing section (501) is in the closing-in-position state, the output port (1024) is completely closed.

8. An electrical combiner valve according to claim 7 wherein: a first sealing rubber ring (503) is arranged between the outer side of the transmission section (502) and the pneumatic area (1021), and a second sealing rubber ring (504) is arranged between the outer side of the opening and closing section (501) and the circulation area (1022).

9. An electric combiner valve according to any of claims 6-8 wherein: and an air chamber (2) matched with the pneumatic assembly (12) is arranged in the beam body (1), and the air chamber (2) is used for containing compressed air with the air pressure higher than the standard atmospheric pressure.