CN203308491U - Positive-negative linkage pneumatic air door - Google Patents
Positive-negative linkage pneumatic air door Download PDFInfo
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- CN203308491U CN203308491U CN2013201893584U CN201320189358U CN203308491U CN 203308491 U CN203308491 U CN 203308491U CN 2013201893584 U CN2013201893584 U CN 2013201893584U CN 201320189358 U CN201320189358 U CN 201320189358U CN 203308491 U CN203308491 U CN 203308491U
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- air door
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Abstract
The utility model discloses a positive-negative linkage pneumatic air door which is composed of an air door system (1) and pneumatic control systems (2). The air door system (1) is composed of eight air door bodies in two lines, wherein the eight air door bodies are same in structure, can be in common use and interchanged, are symmetrically machined in a left-and-right mode and are arranged in an axial-symmetry mode. The positive air door bodies and the negative air door bodies are all of arc structures. A top box (3) of a single-layer structure is arranged inside each air door body. Five air cylinders (4) which serve as executing components and are located in the same plane are simultaneously arranged in each top box (3). Each pneumatic control system (2) is composed of an interlocking air circuit channel (5), a control air circuit main channel (6), a control air circuit main channel (7) and an emergency valve (8). The positive-negative linkage pneumatic air door is of the structure that arc door leaves are hung outside frames shaped like a Chinese character 'men', wherein the structure is composed of dual door columns (11) and the single-layer top boxes (3), a main structure keel is square steel tubes, and the double surfaces of each door leaf are provided with steel plate skin. According to the positive-negative linkage pneumatic air door, the positive air current and the negative air current can be synchronously controlled, the interchange performance between the positive air door bodies and the negative air door bodies is strengthened, and mating and machining of accessories of the positive-negative linkage pneumatic air door are greatly simplified and unified.
Description
Technical field
The utility model belongs to Ventilation Control technical field under coal mine, is specifically related to a kind of positive and negative interlock pneumatic air door.
Background technology
In the past, the biparting opposite opened pneumatic air door of mine, only have the forward air door can realize pneumatic control usually, and reverse throttle is difficult for realizing pneumatic control, although adopt the top case to pile up the top box structure, can realize positive and negative interlock, the poor contradiction of the interchangeability of positive and negative air door and adaptability for working condition is very outstanding.
The structure of single control forward air door, its maximum drawback is in daily ventilating management, can not accomplish that the forward and reverse distinguished and admirable obstruct in a tunnel reaches normally closed controlled state simultaneously, has buried potential safety hazard to mine ventilation.
Summary of the invention
But the utility model provides positive and negative distinguished and admirable, the interchangeability of strengthening positive and negative air door of a kind of Synchronization Control, greatly simplified and unify the positive and negative interlock pneumatic air door of the supporting of air door accessory and processing, have air door interchangeability and poor, the single control forward of adaptability for working condition air door structure now and can not accomplish the forward and reverse distinguished and admirable obstruct in tunnel is reached simultaneously to normally closed controlled state, to mine ventilation, buries the problem of potential safety hazard be used to solving.
The technical solution of the utility model:
A kind of positive and negative interlock pneumatic air door, be comprised of 1 cover air door and 1 group of atmospheric control;
The described air door of every cover is comprised of 2 road air doors, and per pass is comprised of 4 pectinid doors, positive air door left and right 2 fans, inverted ventilation door left and right 2 fans; Every cover air door amounts to 2 road 8 pectinid doors; Positive and negative air door is all unified is arc structure, and every cover 8 pectinid doors are identical, can generally exchange, and minute bilateral symmetry processing, axial symmetry distributes; Built-in 1 the top case of per pass air door, be single layer structure, the positive and negative air door of pneumatic control simultaneously; In each top case, be provided with simultaneously 5 cylinders, be positioned at same plane, for carrying out member; Front 4 cylinders, the every keying of controlling 1 pectinid door; The 5th cylinder, positive and negative air door synchronous opening/closing is controlled in interlock;
Described atmospheric control, by interlocking gas channels, control gas circuit main channel one, controlling gas circuit main channel two, emergency valve forms, and controls gas circuit main channel one, control gas circuit main channel two and emergency valve and with the interlocking gas channels, is connected respectively; Control gas circuit main channel one and connect and control 5 cylinders that front sect opens and closes executing agency, control gas circuit main channel two and connect and control 5 cylinders that rear sect opens and closes executing agency, namely, between 2 road air doors, contacted by atmospheric control;
Described positive and negative interlock pneumatic air door, the plug-in arc door fan structure of door glyph framework that adopts two-door post and single top case to form, air door integral body all around all distributes axisymmetricly, and pneumatic element and driving member are built in top case and door pillar; Door body face of cylinder moulding, press the latus rectum specification and delimit several radian regional boundaries, i.e. 2 meters, 3 meters, 4 meters, 5 meters arcs of radius; Door pillar is straight door pillar, and the hinge seat unification is a kind of specification, and the air cylinder tailstock quality is 1/3 of existing air door air cylinder tailstock; It is keel that agent structure adopts square steel pipe, surface (door leaf is two-sided) steel plate covering; The control box setting is fixed between air door front and back and twice air door; Surface is spray coated flame retardants, anticorrosion, elastomeric polyurea materials by force all.
The beneficial effects of the utility model:
1. the positive and negative distinguished and admirable Synchronization Control that obtains
Case is piled up on the basis of the positive and negative interlock air door of top case on existing top, designed positive and negative air door pneumatic control top case simultaneously, dexterously 5 cylinders are arranged in the case of same top simultaneously, saved the space of half, make positive and negative 4 fan doors realize simultaneously opening and closing function, reached the purpose of the distinguished and admirable and reverse throttle stream Synchronization Control of forward, both can guarantee the distinguished and admirable control in normally ventilation situation of system, also can be when the wind direction adverse current appears in the system accident, reverse throttle becomes the forward air door automatically, and the very first time intercepts distinguished and admirable;
2. strengthen the interchangeability of positive and negative air door
For convenience of door leaf making, installation and after-sales service, on structure, given prominence to versatility and the interchangeability of positive and negative door leaf in the air door; Will positive air door be that to be that slabbed construction is all unified be arc structure for arc structure, inverted ventilation door, every cover twice 8 pectinid doors are identical, divide bilateral symmetry processing, axial symmetry distributes, guaranteed positive and negative 8 the general exchanges of door leaf in every cover (2 road) air door, and the general exchange of front and back twice air door assembly;
Forward and reverse door leaf has adopted the same structure pattern, is symmetrical arranged synchronous opening/closing.Make positive and negative air door can realize positive and negative interlock, have again the exchange function: during the wind direction adverse current, reverse throttle becomes the forward air door automatically, and reverse swing door can be used as the spare gate of forward door simultaneously;
3. greatly simplify and unified the supporting of air door accessory and processed
Due to the outstanding exchange advantage of the utility model patent, optimal design on frame for movement, structure is simplified greatly; Not only its process mating part is unified simplifies, and outsourcing piece, cooperation part are also simplified, the cylinder uniform specification, and error rate reduces, and efficiency improves, and stock control is simplified; The air door of different size, in like manner, pneumatic system and configuration element are also simplified thereupon; Namely on the basis of conventional closed assembly top case, transform single layer structure as, will carry out simultaneously member (5 cylinders) and be built in same plane, expand to greatest extent the air door latus rectum, top case cost of production reduce near half; Door body face of cylinder moulding, by the latus rectum specification, delimiting several radian regional boundaries is 2 meters of radiuses, 3 meters, 4 meters, 5 meters arcs, is convenient to processing and manufacturing, has improved simultaneously the door leaf opening angle; Door pillar is adjusted into straight door pillar by original oblique door pillar, and hinge seat is a kind by 12 kinds of original uniform specification, and air cylinder tailstock from large to small, is 1/3 of existing air door air cylinder tailstock;
The utility model can be filled up the positive backdraft synchronous control technique of ventilation system blank, has facilitated design, production, deposit, installation and maintain and replace, is the ideal product that mine ventilation system updates.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of positive and negative interlock pneumatic air door of the present utility model.
The specific embodiment
A kind of positive and negative interlock pneumatic air door, be comprised of 1 cover air door and 1 group of atmospheric control;
The described air door of every cover is comprised of 2 road air doors, and per pass is comprised of 4 pectinid doors, positive air door left and right 2 fans, inverted ventilation door left and right 2 fans; Every cover air door amounts to 2 road 8 pectinid doors; Positive and negative air door is all unified is arc structure, and every cover 8 pectinid doors are identical, can generally exchange, and minute bilateral symmetry processing, axial symmetry distributes; Built-in 1 the top case of per pass air door, be single layer structure, the positive and negative air door of pneumatic control simultaneously; In each top case, be provided with simultaneously 5 cylinders, be positioned at same plane, for carrying out member; Front 4 cylinders, the every keying of controlling 1 pectinid door; The 5th cylinder, positive and negative air door synchronous opening/closing is controlled in interlock;
Described atmospheric control, by interlocking gas channels, control gas circuit main channel one, controlling gas circuit main channel two, emergency valve forms, and controls gas circuit main channel one, control gas circuit main channel two and emergency valve and with the interlocking gas channels, is connected respectively; Control gas circuit main channel one and connect and control 5 cylinders that front sect opens and closes executing agency, control gas circuit main channel two and connect and control 5 cylinders that rear sect opens and closes executing agency, namely, between 2 road air doors, contacted by atmospheric control;
Described positive and negative interlock pneumatic air door, the plug-in arc door fan structure of door glyph framework that adopts two-door post and single top case to form, air door integral body all around all distributes axisymmetricly, and pneumatic element and driving member are built in top case and door pillar; Door body face of cylinder moulding, press the latus rectum specification and delimit several radian regional boundaries, i.e. 2 meters, 3 meters, 4 meters, 5 meters arcs of radius; Door pillar is straight door pillar, and the hinge seat unification is a kind of specification, and the air cylinder tailstock quality is 1/3 of existing air door air cylinder tailstock; It is keel that agent structure adopts square steel pipe, surface (door leaf is two-sided) steel plate covering; The control box setting is fixed between air door front and back and twice air door; Surface is spray coated flame retardants, anticorrosion, elastomeric polyurea materials by force all.
The detailed process that function realizes is as follows:
1. positive and negative door linkage is controlled function
Namely in air door, the moment of positive door opening, the inverted ventilation door is synchronously opened, the moment that positive air door is closed, inverted ventilation door close synchronously.Function is controlled in the interlock that reaches synchronous opening/closing;
2. twice gate interlock function
Namely can not open simultaneously two sects.When opening the first sect, another sect namely, by the lower interlocking close of gas circuit interlock system (the interlocking gas channels of atmospheric control) effect, can't be opened, and can avoid the ventilation system short circuit operation;
3. unlocking function
Namely, when special requirement (opening simultaneously as true need two sects), can be carried out by the special messenger, be provided with emergency valve in the system gas circuit, remove the control to air door, now can open Door by Hand.
Claims (1)
1. a positive and negative interlock pneumatic air door, be comprised of damper system (1) and atmospheric control (2), it is characterized in that, described damper system (1) is comprised of 2 road air doors, and per pass is comprised of 4 pectinid doors, positive air door left and right 2 fans, inverted ventilation door left and right 2 fans; Positive and negative air door is all unified is arc structure, and damper system (1) amounts to 2 road 8 pectinid doors, identical by structure, can generally exchange, 8 pectinid doors of minute bilateral symmetry processing, axial symmetry distribution form; In the per pass air door, be provided with the top case (3) of 1 single layer structure; In each top case (3), be provided with simultaneously 5 and be positioned at conplane cylinder (4) execution member; 5 cylinders (4) are respectively and respectively control front 4 cylinders that 1 pectinid door opens and closes, and the 5th cylinder of positive and negative air door synchronous opening/closing controlled in interlock; Described atmospheric control (2), by interlocking gas channels (5), control gas circuit main channel one (6), control gas circuit main channel two (7), emergency valve (8), formed, control gas circuit main channel one (6), control gas circuit main channel two (7) and emergency valve (8) and with interlocking gas channels (5), be connected respectively; Front sect opens and closes executing agency (9) and is comprised of 5 cylinders (4), is connected with control gas circuit main channel one (6); Rear sect opens and closes executing agency (10) and is comprised of 5 cylinders (4), is connected with control gas circuit main channel two (7); Described positive and negative interlock pneumatic air door, be the plug-in arc door fan structure of door glyph framework of two-door post (11) and single top case (3) composition, and air door integral body all around all distributes axisymmetricly, and pneumatic element and driving member are arranged in top case (3) and door pillar (11); Door body face of cylinder moulding, be provided with the radian regional boundary of delimiting by the latus rectum specification, is respectively 2 meters of radiuses, 3 meters, 4 meters, 5 meters arcs; Door pillar (11) is straight door pillar, and the hinge seat unification is a kind of specification, and the air cylinder tailstock quality is 1/3 of existing air door air cylinder tailstock; The agent structure keel are square steel pipe, and the two-sided surface of door leaf is the steel plate covering; Control box is located between air door front and back and twice air door; Surface is all fire-retardant, anticorrosion, the elastomeric polyurea materials by force in spraying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201893584U CN203308491U (en) | 2013-04-16 | 2013-04-16 | Positive-negative linkage pneumatic air door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201893584U CN203308491U (en) | 2013-04-16 | 2013-04-16 | Positive-negative linkage pneumatic air door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203308491U true CN203308491U (en) | 2013-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201893584U Expired - Lifetime CN203308491U (en) | 2013-04-16 | 2013-04-16 | Positive-negative linkage pneumatic air door |
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| Country | Link |
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| CN (1) | CN203308491U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103726864A (en) * | 2014-01-23 | 2014-04-16 | 大同煤矿集团衡安装备有限公司 | Forward and reverse linkage motorized air damper |
| CN112360540A (en) * | 2020-11-27 | 2021-02-12 | 中煤科工集团重庆研究院有限公司 | Pneumatic control system for controlling wind window of mining disaster area |
| CN113236334A (en) * | 2021-04-16 | 2021-08-10 | 大同煤矿集团衡安装备股份有限公司 | Full-servo positive and negative linkage air door and control method |
| CN113513355A (en) * | 2021-04-16 | 2021-10-19 | 大同煤矿集团衡安装备股份有限公司 | Full-servo safety interlocking air door and control method |
-
2013
- 2013-04-16 CN CN2013201893584U patent/CN203308491U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103726864A (en) * | 2014-01-23 | 2014-04-16 | 大同煤矿集团衡安装备有限公司 | Forward and reverse linkage motorized air damper |
| CN112360540A (en) * | 2020-11-27 | 2021-02-12 | 中煤科工集团重庆研究院有限公司 | Pneumatic control system for controlling wind window of mining disaster area |
| CN113236334A (en) * | 2021-04-16 | 2021-08-10 | 大同煤矿集团衡安装备股份有限公司 | Full-servo positive and negative linkage air door and control method |
| CN113513355A (en) * | 2021-04-16 | 2021-10-19 | 大同煤矿集团衡安装备股份有限公司 | Full-servo safety interlocking air door and control method |
| CN113513355B (en) * | 2021-04-16 | 2023-09-19 | 大同煤矿集团衡安装备股份有限公司 | Full-servo safety interlocking air door and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: DATONG COAL MINE GROUP HENG'AN EQUIPMENT CO., LTD. Free format text: FORMER NAME: DATONG COAL MINE GROUP HENGAN EQUIPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 037036 West Garden, Shanxi, Datong Patentee after: DATONG COAL MINE GROUP HENGAN EQUIPMENT Co.,Ltd. Address before: 037036 West Garden, Shanxi, Datong Patentee before: DATONG COAL MINE GROUP HENG'AN EQUIPMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131127 |