CN208845209U - Coalmine ventilation air door New locking device - Google Patents

Abstract

The utility model discloses coalmine ventilation air door New locking devices, including fixed doorframe, the fixed doorframe inner vertical is fixedly connected with door body support column, the door body support column left-hand face is connected by a hinge and has the first door body, the door body support column right lateral surface is connected by a hinge and has the second door body, first door body is identical as the second door body structure size, the first door body cylinder is connected at the top of first door body, the first door body cylinder top is connected on the inside of fixed door arch, the first door body steam valve is fixedly connected on the left of first door body, the utility model structure is simple, design is reasonable, by being equipped with steam valve and cylinder, this kind of coalmine ventilation air door New locking device is set to open a conjunction to the one of air door by the mating reaction realization of steam valve and cylinder, the phenomenon that avoiding two fan doors while opening, it greatly ensure that coal The work safety of miner people, so this kind of coalmine ventilation air door New locking device is with a wide range of applications.

Description

Coalmine ventilation air door New locking device

Technical field

The utility model relates to coal mining technology fields, specially coalmine ventilation air door New locking device.

Background technique

It is often distinguished and admirable for separating provided with twice air door to prevent Air escape branch in China's coal-mine underground ventilating system, In recent years, in the service condition for having investigated these air doors, it has been found that the air door that most of transportation roadway uses is collision type, people The air door that trade uses is artificial push-to-open type, and air door is clearly present some problems in practical applications, such as vehicle running collision formula air door, The often maintenance of component needs easy to damage, and artificial push-to-open type air door safety coefficient is smaller, occurs to squeeze the accident for hurting pedestrian often, together When, this kind of air door is closed the door by the inclination weight of itself mostly, and in recent years, coal production, design, R&D institution are to this progress Some explorations devise a little automatic, induction air doors, and there is also some drawbacks in this way, like that in use, to this We after study, reform, in original air door, this use the power resources for pressing wind as blocking device, and air door pneumatic closes when use Locking device is flexibly opened and is latched twice air door, and ancillary equipment is not needed, and using artificial open and close air door door leaf as power, is suitble to Used with the power free place of underground coal mine, be easily installed it is durable, different from traditional wirerope connection and electric flap System.

And existing coalmine ventilation air door New locking device, two sects are realized by the wirerope between two doors mostly Mutual lock-in control wirerope can be tensed when a sect fully opens so that another sect can be acted in Wire pulling Be tightened up and be tightly in close state under power so that two air doors will not defect in the open state simultaneously, but work as When two door body partly open state simultaneously, so as to cause forming Air escape branch between two sects or portable blower circulated air phenomenon occur, It can not effectively guarantee the mutual locking at two sects, while existing coalmine ventilation air door New locking device is not pressed promptly Button, when being in an emergency, coal miner can not fast and safely be withdrawn, and much be unable to satisfy current people in this way to the product Requirement.

So how to design a kind of coalmine ventilation air door New locking device, becoming us will currently be solved the problems, such as.

Utility model content

The purpose of this utility model is to provide coalmine ventilation air door New locking devices, to solve in above-mentioned background technique The problem of proposition.

To achieve the above object, the utility model provides the following technical solutions: coalmine ventilation air door New locking device, packet Fixed doorframe is included, the fixed doorframe inner vertical is fixedly connected with door body support column, and the door body support column left-hand face is logical It crosses hinge and is connected with the first door body, the door body support column right lateral surface, which is connected by a hinge, the second door body, and described first Body is identical as the second door body structure size, is connected with the first door body cylinder, the first door body cylinder at the top of first door body Top is connected on the inside of fixed door arch, is fixedly connected with the first door body steam valve on the left of first door body, and described second The second door body cylinder is connected at the top of body, the second door body cylinder is set with the first door body cylinder about door body support column symmetry It sets, the second door body cylinder top is connected on the inside of fixed door arch, is fixedly connected with second on the left of second door body Door body steam valve, the second door body steam valve and the first door body steam valve are symmetrical arranged about door body support column.

Further, the second door body cylinder and the first door body cylinder include door body link block, the door body connection Block side is fixedly connected with the first door body, the second door body surface, and the door body link block other side is fixedly connected with pressure cylinder, The pressure cylinder inner sleeve is embedded with push rod, and the push rod side is connected with doorframe link block, and the doorframe link block is connected to solid Determine doorframe.

Further, described kind of coalmine ventilation air door New locking device is equipped with external vapour source cylinder, the external vapour source cylinder Side is equipped with vapour source interface, is connected with pressure reducing valve oil water separator, the pressure reducing valve water-oil separating at the top of the external vapour source cylinder Air pipe interface, the second door body cylinder, the first door body cylinder, the second door body steam valve, the first door body steam valve are connected at the top of device Pass through tracheae with external vapour source cylinder to connect.

Further, top end surface is equipped with metal wooden handcart inductive head, the metal wooden handcart induction on front side of the fixed doorframe First side is equipped with warning lamp.

Further, the fixed door frame surface is equipped with danger button, and the danger button is connected to second by tracheae Door body steam valve and the first door body steam valve.

Further, it is symmetrically arranged with steam valve interface on the inside of the fixed doorframe, the steam valve interface and the first door body steam valve, Second door body steam valve structure matches.

Further, first door body and the second door body surface, which are run through, offers visual windows, the visual windows Inside inlay card has highly enriched glass.

Further, fixed door outer frame side is fixedly welded with fixed steel bar.

Further, first door body and the second equal glue connection in door body surface have reflective strip.

Compared with prior art, the utility model has the beneficial effects that this kind of coalmine ventilation air door New locking device, knot Structure is simple, and design is rationally, easy to operate, is easy to use, and by being equipped with steam valve and cylinder, makes this kind of coalmine ventilation air door is novel to close Locking device opens a conjunction to the one of air door by the mating reaction realization of steam valve and cylinder, avoids showing for two fan doors unlatching simultaneously As greatly ensure that the work safety of coal miner, by being equipped with metal wooden handcart inductive head, keeping this kind of coalmine ventilation air door novel Blocking device, to the movement of single pectinid door is incuded and opened by wooden handcart completion, is coalman's day for human beings by metal wooden handcart inductive head Often work provides great convenience, by being equipped with danger button, has ensured that the safety quick of coal miner is withdrawn, has greatly met The use demand of production, so this kind of coalmine ventilation air door New locking device has wide application market.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel specific embodiment is used to explain the utility model together, does not constitute limitations of the present invention.

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the external vapour source cylinder structure schematic diagram of the utility model；

Fig. 3 is the first door body cylinder and the second door body cylinder structure schematic diagram of the utility model.

Figure label: 1, fixed doorframe；2, door body support column；3, the first door body；4, the second door body；5, the first door body vapour Cylinder；6, the first door body steam valve；7, the second door body cylinder；8, the second door body steam valve；9, door body link block；10, pressure cylinder；11, it pushes away Bar；12, doorframe link block；13, external vapour source cylinder；14, vapour source interface；15, pressure reducing valve oil water separator；16, air pipe interface； 17, metal wooden handcart inductive head；18, warning lamp；19, danger button；20, steam valve interface；21, visual windows；22, fixed steel bar； 23, reflective strip.

Specific embodiment

The utility model is further described With reference to embodiment, wherein being given for example only property of attached drawing Illustrate, expression is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent, in order to which this reality is better described With novel specific embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product, It will be understood by those skilled in the art that the omitting of some known structures and their instructions in the attached drawings are understandable, it is based on this reality With the specific embodiment in novel, institute obtained by those of ordinary skill in the art without making creative efforts There are other specific embodiments, fall within the protection scope of the utility model.

Fig. 1-Fig. 3 is please referred to, the utility model provides a kind of technical solution: coalmine ventilation air door New locking device, packet Fixed doorframe 1 is included, fixed 1 inner vertical of doorframe is fixedly connected with door body support column 2, the 2 left side table of door body support column Face, which is connected by a hinge, the first door body 3, and 2 right lateral surface of door body support column, which is connected by a hinge, the second door body 4, described First door body 3 is identical as 4 structure size of the second door body, is connected with the first door body cylinder 5 at the top of first door body 3, and described It is connected to fixed 1 inside top of doorframe at the top of one door body cylinder 5, is fixedly connected with the first door body vapour on the left of first door body 3 Valve 6, be connected at the top of second door body 4 second door body cylinder 7, the second door body cylinder 7 and the first door body cylinder 5 about Door body support column 2 is symmetrical arranged, and fixed 1 inside top of doorframe, second door body are connected at the top of the second door body cylinder 7 4 left sides are fixedly connected with the second door body steam valve 8, and the second door body steam valve 8 and the first door body steam valve 6 are about door body support column 2 It is symmetrical arranged, by being equipped with steam valve and cylinder, makes this kind of coalmine ventilation air door New locking device matching by steam valve and cylinder Cooperation greatly ensure that the work of coal miner with the phenomenon that opening a conjunction to the one of air door, avoiding two fan doors while opening is realized Make safety, the above constitutes the basic structure of the utility model.

More specifically, the second door body cylinder 7 and the first door body cylinder 5 include door body link block 9, the door body 9 side of link block is fixedly connected with the first door body 3,4 surface of the second door body, and 9 other side of door body link block is fixedly connected There is pressure cylinder 10,10 inner sleeve of pressure cylinder is embedded with push rod 11, and 11 side of push rod is connected with doorframe link block 12, described Doorframe link block 12 is connected to fixed doorframe 1, and described kind of coalmine ventilation air door New locking device is equipped with external vapour source cylinder 13, mentions Driving source is supplied, external 13 side of vapour source cylinder is equipped with vapour source interface 14, is connected with decompression at the top of the external vapour source cylinder 13 Valve oil separator 15, is connected with air pipe interface 16 at the top of the pressure reducing valve oil water separator 15, the second door body cylinder 7, First door body cylinder 5, the second door body steam valve 8, the first door body steam valve 6 are connect by tracheae with external vapour source cylinder 13, described solid 1 front side top end surface of doorframe is determined equipped with metal wooden handcart inductive head 17,17 side of metal wooden handcart inductive head is equipped with warning lamp 18, By being equipped with metal wooden handcart inductive head 17, keep this kind of coalmine ventilation air door New locking device right by metal wooden handcart inductive head 17 Induction is completed by wooden handcart and opens the movement of single pectinid door, provides great convenience for coal miner routine work, it is described solid 1 surface of doorframe is determined equipped with danger button 19, and the danger button 19 is connected to the second door body steam valve 8 and the first door body by tracheae Steam valve 6 has ensured that the safety quick of coal miner is withdrawn, the use for greatly meeting production needs by being equipped with danger button 19 It asks, steam valve interface 20, the steam valve interface 20 and the first door body steam valve 6, the second door body is symmetrically arranged on the inside of the fixed doorframe 1 8 structure of steam valve matches, and first door body 3 and 4 surface of the second door body, which are run through, offers visual windows 21, the visual window 21 inside inlay cards of mouth have highly enriched glass, and fixed 1 outside of doorframe is fixedly welded with fixed steel bar 22, ensures door body Stability, the equal glue connection of first door body 3 and 4 surface of the second door body have reflective strip 23, remind coal mine working personnel, meet and use Demand.

The utility model is improved in this kind of coalmine ventilation air door New locking device, when in use, first when the first door body 3 and second door body 4 when simultaneously closing off, the second door body steam valve 8, the first door body steam valve 6 are in normally open, can open any one Road air door, when blocking the way air door is opened, another road door body steam valve locking, second door body can not be opened, when twice air door simultaneously closes off When, the second door body steam valve 8, the first door body steam valve 6 are in isolation with vapour source cylinder, and each air pipe is not smooth, and lock is in normally opened State, when any dynamic sect is opened, vapour source cylinder and the second door body steam valve 8,6 connection of the first door body steam valve, another sect door body Steam valve automatically opens, and second door body is not opened at this time, satisfies the use demand, and by metal wooden handcart inductive head 17, makes this kind of coal Mine ventilation air door New locking device by metal wooden handcart inductive head 17 to by wooden handcart complete induction and open single pectinid door Movement, provides great convenience for coal miner routine work,, can be simultaneously by danger button 19 when in case of emergency Twice door body is opened, has ensured that the safety quick of coal miner is withdrawn, has greatly met the use demand of production.

While there has been shown and described that specific embodiment of the present utility model, for those of ordinary skill in the art For, it is possible to understand that do not depart from the principles of the present invention and spirit in the case where, can to these specific embodiments into The a variety of change, modification, replacement and modification of row, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (9)

1. coalmine ventilation air door New locking device, including it is fixed doorframe (1), it is characterised in that: on the inside of the fixed doorframe (1) It is vertically fixedly connected with door body support column (2), door body support column (2) left-hand face is connected by a hinge and has the first door body (3), door body support column (2) right lateral surface is connected by a hinge and has the second door body (4), first door body (3) and second Door body (4) structure size is identical, is connected with the first door body cylinder (5), the first door body cylinder at the top of first door body (3) (5) top is connected to fixed doorframe (1) inside top, is fixedly connected with the first door body steam valve on the left of first door body (3) (6), the second door body cylinder (7), the second door body cylinder (7) and the first door body vapour are connected at the top of second door body (4) Cylinder (5) is symmetrical arranged about door body support column (2), is connected in fixed doorframe (1) top at the top of the second door body cylinder (7) Side, the second door body (4) left side are fixedly connected with the second door body steam valve (8), the second door body steam valve (8) and the first door body Steam valve (6) is symmetrical arranged about door body support column (2).

2. coalmine ventilation air door New locking device according to claim 1, it is characterised in that: the second door body cylinder (7) with the first door body cylinder (5) include door body link block (9), door body link block (9) side with the first door body (3), Second door body (4) surface is fixedly connected, and door body link block (9) other side is fixedly connected with pressure cylinder (10), the pressure Cylinder (10) inner sleeve is embedded with push rod (11), and push rod (11) side is connected with doorframe link block (12), the doorframe link block (12) it is connected to fixed doorframe (1).

3. coalmine ventilation air door New locking device according to claim 1, it is characterised in that: this kind of coalmine ventilation air door New locking device is equipped with external vapour source cylinder (13), and external vapour source cylinder (13) side is equipped with vapour source interface (14), described outer It connects and is connected with pressure reducing valve oil water separator (15) at the top of vapour source cylinder (13), is connected at the top of the pressure reducing valve oil water separator (15) Air pipe interface (16), the second door body cylinder (7), the first door body cylinder (5), the second door body steam valve (8), the first door body steam valve (6) it is connect by tracheae with external vapour source cylinder (13).

4. coalmine ventilation air door New locking device according to claim 1, it is characterised in that: the fixed doorframe (1) Front side top end surface is equipped with metal wooden handcart inductive head (17), and the metal wooden handcart inductive head (17) side is equipped with warning lamp (18).

5. coalmine ventilation air door New locking device according to claim 1, it is characterised in that: the fixed doorframe (1) Surface is equipped with danger button (19), and the danger button (19) is connected to the second door body steam valve (8) and the first door body by tracheae Steam valve (6).

6. coalmine ventilation air door New locking device according to claim 1, it is characterised in that: the fixed doorframe (1) Inside is symmetrically arranged with steam valve interface (20), and the steam valve interface (20) and the first door body steam valve (6), the second door body steam valve (8) are tied Structure matches.

7. coalmine ventilation air door New locking device according to claim 1, it is characterised in that: first door body (3) Run through with the second door body (4) surface and offer visual windows (21), there is highly enriched inlay card on the inside of the visual windows (21) Glass.

8. coalmine ventilation air door New locking device according to claim 1, it is characterised in that: the fixed doorframe (1) Outside is fixedly welded with fixed steel bar (22).

9. coalmine ventilation air door New locking device according to claim 1, it is characterised in that: first door body (3) There are reflective strip (23) with the equal glue connection in the second door body (4) surface.