CN217814990U - Device for quickly cutting off air source - Google Patents

Device for quickly cutting off air source Download PDF

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Publication number
CN217814990U
CN217814990U CN202221724517.1U CN202221724517U CN217814990U CN 217814990 U CN217814990 U CN 217814990U CN 202221724517 U CN202221724517 U CN 202221724517U CN 217814990 U CN217814990 U CN 217814990U
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China
Prior art keywords
baffle disc
air inlet
end baffle
air outlet
valve
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CN202221724517.1U
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Chinese (zh)
Inventor
吕荣伏
易鸿平
吕卓生
高佑勇
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Shandong Tiege Furnace Industry Co ltd
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Shandong Tiege Furnace Industry Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

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Abstract

The utility model provides a device for rapidly cutting off an air source, which belongs to the technical field of cut-off valves and comprises a valve shell, wherein the bottom of the valve shell is fixedly connected with a valve seat through a bolt; an air inlet pipe and an air outlet pipe are respectively arranged on two sides of the valve shell; the air inlet pipe and the air outlet pipe are communicated with the interior of the valve shell, and flange plates are arranged at the outer ports of the air inlet pipe and the air outlet pipe; the top of the valve shell is fixedly provided with a support, a valve core control assembly is arranged on the support, and the lower end of the valve core control assembly extends into the valve shell; when the drive motor receives the model of the PLC controller, the screw rod is driven to rotate, the nut seat converts the rotation motion of the screw rod into linear motion, and drives the air inlet end baffle disc and the air outlet end baffle disc to move downwards, under the cooperation of the film separating piece, the air inlet end baffle disc and the air outlet end baffle disc are respectively deviated and unfolded towards two sides and are in contact with the sealing rib seats, and the air inlet pipe and the air outlet pipe are sealed, so that the pipeline is cut off.

Description

Device for quickly cutting off air source
Technical Field
The utility model belongs to the technical field of the trip valve, especially, relate to a device of air supply cuts off fast.
Background
If an emergency occurs during the operation of the converter, the gas source needs to be cut off quickly to avoid the expansion of accidents, and at the moment, a gas quick cut-off device, namely a gas cut-off valve, needs to be additionally arranged on a pipeline for conveying gas.
Traditional gas trip valve simple structure only has the single-stage effect of cutting off, in case the case appears damaging and will lead to the trip valve to have lost the effect that the air supply cut off, because of the inestimable loss that the trip valve damaged and brought, the life of current trip valve is shorter moreover.
Therefore, it is necessary to provide a device for rapidly cutting off the air supply.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a device of fast cutout air supply to solve the traditional gas trip valve simple structure who provides in the background art, only the single-stage effect of cutting off, in case the case appears damaging and will result in the trip valve to have lost the effect that the air supply cut off, because of the inestimable loss that the trip valve damaged and brought, the shorter problem of life of current trip valve moreover. A device for quickly cutting off a gas source comprises a valve shell, wherein the bottom of the valve shell is fixedly connected with a valve seat through a bolt; an air inlet pipe and an air outlet pipe are respectively arranged on two sides of the valve shell; the air inlet pipe and the air outlet pipe are communicated with the interior of the valve shell, and flange plates are arranged at the outer ports of the air inlet pipe and the air outlet pipe; the top fixed mounting of valve case have the support, be provided with case control assembly on this support, and the lower extreme of case control assembly extends to the valve case inside.
Preferably, the valve core control assembly comprises a driving motor, the driving motor is fixedly installed at the top of the support, an output shaft of the driving motor penetrates below the support, and a screw rod is installed in a matching manner; the screw rod is provided with a nut seat in a matching way; the lower end of the nut seat is provided with an air inlet end baffle disc and an air outlet end baffle disc.
Preferably, the top of the valve housing is provided with a through groove convenient for the nut seat to slide, and the shape of the through groove is consistent with the shape of the cross section of the nut seat.
Preferably, the air inlet end baffle disc and the air outlet end baffle disc are symmetrically arranged and are movably connected with the nut seat through a rotating shaft.
Preferably, the outer sides of the air inlet end baffle disc and the air outlet end baffle disc are fixedly provided with rubber sealing discs.
Preferably, the valve housing is internally provided with a sealing rib seat which can be sealed with the air inlet end baffle disc and the air outlet end baffle disc.
Preferably, a membrane separation part is arranged right below the air inlet end baffle disc and the air outlet end baffle disc, and the membrane separation part is fixedly arranged at the top of the valve seat.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. when the valve core control assembly is used, the air inlet pipe and the air outlet pipe on two sides of the valve seat are connected with a pipeline through the flange plate, and when an emergency accident occurs, the valve core control assembly is controlled to act through the remote PLC controller, so that the pipeline can be cut off;
2. when the driving motor receives the model of the PLC, the screw rod is driven to rotate, the nut seat converts the rotation motion of the screw rod into linear motion and drives the air inlet end baffle disc and the air outlet end baffle disc to move downwards, the air inlet end baffle disc and the air outlet end baffle disc respectively deflect and expand towards two sides and are in contact with the sealing rib seats under the matching of the film separating piece, and the air inlet pipe and the air outlet pipe are sealed, so that the pipeline is cut off;
3. when the pipeline is recovered to be ventilated, the screw rod is driven to rotate, the nut seat converts the rotation motion of the screw rod into linear motion and drives the air inlet end baffle disc and the air outlet end baffle disc to move upwards, and the air inlet end baffle disc and the air outlet end baffle disc gradually draw close inwards in the rising process until the air inlet end baffle disc and the air outlet end baffle disc are unsealed with the sealing rib seats, so that the pipeline is connected;
4. the equal fixed mounting in the outside that the end fender dish of admitting air was coiled and was kept off the dish with giving vent to anger has the rubber seal dish, seals and cuts off through the mode that adopts two-way seal, very big improvement the security performance of pipeline, even if have a sealed not good can not influence holistic gas circuit and cut off the effect, very big extension life.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic plan view of the present invention;
fig. 3 is a structural schematic diagram of the open state of the present invention;
fig. 4 is a schematic structural diagram of the closed state of the present invention;
fig. 5 is a schematic structural diagram of the valve core control assembly of the present invention.
In the figure:
1-valve shell, 2-valve seat, 3-air inlet pipe, 4-air outlet pipe, 5-flange plate, 6-support, 7-valve core control component, 8-membrane separation component, 9-sealing rib seat, 71-driving motor, 72-screw rod, 73-nut seat, 74-air inlet end baffle disc, 75-air outlet end baffle disc and 76-rubber sealing disc.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1-5
The utility model provides a device for rapidly cutting off an air source, which comprises a valve shell 1, wherein the bottom of the valve shell 1 is fixedly connected with a valve seat 2 through a bolt; an air inlet pipe 3 and an air outlet pipe 4 are respectively arranged on two sides of the valve shell 1; the air inlet pipe 3 and the air outlet pipe 4 are both communicated with the interior of the valve shell 1, and the outer ports of the air inlet pipe 3 and the air outlet pipe 4 are provided with flange plates 5; the top of the valve housing 1 is fixedly provided with a support 6, the support 6 is provided with a valve core control assembly 7, and the lower end of the valve core control assembly 7 extends into the valve housing 1.
When the valve seat is used, the air inlet pipe 3 and the air outlet pipe 4 on two sides of the valve seat 2 are connected with a pipeline through the flange 5, and when an emergency accident occurs, the valve core control assembly 7 is controlled to act through the remote PLC, so that the pipeline can be cut off.
In this embodiment, the valve core control assembly 7 includes a driving motor 71, the driving motor 71 is fixedly mounted on the top of the support 6, and an output shaft of the driving motor 71 penetrates below the support 6 and is cooperatively mounted with a screw 72; the screw rod 72 is provided with a nut seat 73 in a matching way; the lower end of the nut seat 73 is provided with an air inlet end baffle disc 74 and an air outlet end baffle disc 75; the top of the valve shell 1 is provided with a through groove which is convenient for the nut seat 73 to slide, and the shape of the through groove is consistent with the shape of the cross section of the nut seat 73.
Specifically, when the driving motor 71 receives the model of the PLC controller, the lead screw 72 is driven to rotate, the nut seat 73 converts the rotation motion of the lead screw 72 into linear motion, and drives the air inlet end baffle disc 74 and the air outlet end baffle disc 75 to move downward, and under the cooperation of the membrane separation member 8, the air inlet end baffle disc 74 and the air outlet end baffle disc 75 respectively shift and expand to two sides and contact with the sealing rib seats 9, and seal the air inlet pipe 3 and the air outlet pipe 4, thereby realizing the cutting-off of the pipeline.
In this embodiment, the air inlet end baffle disc 74 and the air outlet end baffle disc 75 are symmetrically arranged and movably connected with the nut seat 73 through a rotating shaft; the valve shell 1 is internally provided with a sealing rib seat 9 which can be sealed with an air inlet end baffle disc 74 and an air outlet end baffle disc 75; a membrane separation member 8 is arranged right below the air inlet end baffle disc 74 and the air outlet end baffle disc 75, and the membrane separation member 8 is fixedly arranged on the top of the valve seat 2.
Specifically, when the pipeline is restored to ventilate, the screw rod 72 is driven to rotate, the nut seat 73 converts the rotation motion of the screw rod 72 into linear motion, and drives the air inlet end baffle disc 74 and the air outlet end baffle disc 75 to move upwards, the air inlet end baffle disc 74 and the air outlet end baffle disc 75 gradually draw close inwards in the ascending process until the air inlet end baffle disc 74 and the air outlet end baffle disc 75 and the sealing rib seat 9 are unsealed, and therefore the pipeline is connected.
In this embodiment, rubber sealing discs 76 are fixedly mounted on the outer sides of the air inlet end baffle disc 74 and the air outlet end baffle disc 75.
Particularly, the pipeline is sealed and cut off in a bidirectional sealing mode, the safety performance of the pipeline is greatly improved, the overall gas circuit cutting effect cannot be influenced even if one seal is poor, and the service life is greatly prolonged.
The working principle is as follows: when the valve core control assembly is used, firstly, the air inlet pipe 3 and the air outlet pipe 4 on two sides of the valve seat 2 are connected with a pipeline through the flange 5, and when an emergency accident occurs, the valve core control assembly 7 is controlled to act through a remote PLC (programmable logic controller), so that the pipeline can be cut off;
when the driving motor 71 receives the type of the PLC, the screw rod 72 is driven to rotate, the nut seat 73 converts the rotation motion of the screw rod 72 into linear motion, and drives the air inlet end baffle disc 74 and the air outlet end baffle disc 75 to move downwards, under the cooperation of the film separating piece 8, the air inlet end baffle disc 74 and the air outlet end baffle disc 75 respectively shift and expand towards two sides and are in contact with the sealing rib seats 9, the air inlet pipe 3 and the air outlet pipe 4 are sealed, and therefore the pipeline is cut off;
when the pipeline is ventilated, the screw rod 72 is driven to rotate, the nut seat 73 converts the rotation motion of the screw rod 72 into linear motion and drives the air inlet end baffle disc 74 and the air outlet end baffle disc 75 to move upwards, the air inlet end baffle disc 74 and the air outlet end baffle disc 75 gradually draw close inwards in the ascending process until the air inlet end baffle disc 74 and the air outlet end baffle disc 75 and the sealing rib seat 9 are unsealed, and therefore the pipeline is communicated; because the rubber sealing disc 76 is fixedly arranged on the outer sides of the air inlet end baffle disc 74 and the air outlet end baffle disc 75, the pipeline is sealed and cut off in a bidirectional sealing mode, the safety performance of the pipeline is greatly improved, the integral air circuit cutting effect cannot be influenced even if one sealing is poor, and the service life is greatly prolonged.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims (7)

1. A device for rapidly cutting off a gas source is characterized in that: the valve comprises a valve shell (1), wherein the bottom of the valve shell (1) is fixedly connected with a valve seat (2) through a bolt; an air inlet pipe (3) and an air outlet pipe (4) are respectively arranged on two sides of the valve shell (1); the air inlet pipe (3) and the air outlet pipe (4) are communicated with the interior of the valve shell (1), and the outer ports of the air inlet pipe (3) and the air outlet pipe (4) are provided with flange plates (5); the valve is characterized in that a support (6) is fixedly mounted at the top of the valve shell (1), a valve core control assembly (7) is arranged on the support (6), and the lower end of the valve core control assembly (7) extends into the valve shell (1).
2. The device for rapidly shutting off a gas supply of claim 1, wherein: the valve core control assembly (7) comprises a driving motor (71), the driving motor (71) is fixedly installed at the top of the support (6), an output shaft of the driving motor (71) penetrates through the lower part of the support (6), and a screw rod (72) is installed in a matching mode; a nut seat (73) is arranged on the screw rod (72) in a matching way; the lower end of the nut seat (73) is provided with an air inlet end baffle disc (74) and an air outlet end baffle disc (75).
3. A device for rapidly shutting off a gas supply as claimed in claim 2, wherein: the top of the valve shell (1) is provided with a through groove convenient for the nut seat (73) to slide, and the shape of the through groove is consistent with the shape of the cross section of the nut seat (73).
4. The device for rapidly shutting off a gas supply of claim 2, wherein: the air inlet end baffle disc (74) and the air outlet end baffle disc (75) are symmetrically arranged and are movably connected with the nut seat (73) through a rotating shaft.
5. The device for rapidly shutting off a gas supply of claim 4, wherein: and rubber sealing discs (76) are fixedly arranged on the outer sides of the air inlet end baffle disc (74) and the air outlet end baffle disc (75).
6. The device for rapidly shutting off a gas supply of claim 5, wherein: the valve shell (1) is internally provided with a sealing rib seat (9) which can be sealed with an air inlet end baffle disc (74) and an air outlet end baffle disc (75).
7. The apparatus for rapidly shutting off a gas supply of claim 5, wherein: and a membrane separation part (8) is arranged right below the air inlet end baffle disc (74) and the air outlet end baffle disc (75), and the membrane separation part (8) is fixedly arranged at the top of the valve seat (2).
CN202221724517.1U 2022-07-06 2022-07-06 Device for quickly cutting off air source Active CN217814990U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221724517.1U CN217814990U (en) 2022-07-06 2022-07-06 Device for quickly cutting off air source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221724517.1U CN217814990U (en) 2022-07-06 2022-07-06 Device for quickly cutting off air source

Publications (1)

Publication Number Publication Date
CN217814990U true CN217814990U (en) 2022-11-15

Family

ID=83962857

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221724517.1U Active CN217814990U (en) 2022-07-06 2022-07-06 Device for quickly cutting off air source

Country Status (1)

Country Link
CN (1) CN217814990U (en)

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