CN207437120U - A kind of full negative pressure region automatic controller of wind door of mine - Google Patents
A kind of full negative pressure region automatic controller of wind door of mine Download PDFInfo
- Publication number
- CN207437120U CN207437120U CN201721495499.3U CN201721495499U CN207437120U CN 207437120 U CN207437120 U CN 207437120U CN 201721495499 U CN201721495499 U CN 201721495499U CN 207437120 U CN207437120 U CN 207437120U
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- Prior art keywords
- air door
- fixed
- cylinder
- door
- pulley
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Abstract
A kind of full negative pressure region automatic controller of wind door of mine, including actuator cylinder or cylinder, drawstring, fixed pulley and movable pulley, one end of drawstring is fixed on air door, the other end is fixed on after bypassing fixed pulley and movable pulley successively on the side of fixed pulley, the piston rod of actuator cylinder or cylinder drives movable pulley to move by sliding block, pass through the spacing for extending and retracting adjustment movable pulley and fixed pulley of piston rod, and then drawstring is controlled to open or close air door, the power of actuator cylinder or cylinder switchs control power pipeline input by control, switch is controlled as two-way switch, it is separately positioned on the both sides of air door.The utility model was when people needed air door, pedestrian need to only operate the control switch being fixed on air door wall, it is effective to avoid contacting directly for pedestrian and air door door leaf, so as to cause injury to personnel, greatly enhance the security reliability of the device.
Description
Technical field
The utility model is related to arrive coal mine downhole safety protective device, a kind of full negative pressure region air door of mine is specifically
Automaton.
Background technology
Since in recent years, the air door that is set in the full negative pressure region of mine, since pressure is big before and after air door, manpower opens wind
Door difficulty is big and dangerous, if not note that be easy to causeing personnel's arm injury.By designing door opening device, and constantly
Upgrading, personnel open the problem of air door is difficult and are addressed.
But《Mine ventilation and safety》On have no that there were technique in foreign countries, simply all kinds of related collieries science and technology at home
Similar Design is seen in publication and in each projecting mine, inventor has found to describe air door in following documents through retrieval
Automaton：
The utility model patent of Application No. CN200920143387.0 discloses a kind of automatic switching device of air door for mines,
It includes a pair and is hinged on the air doors of tunnel both sides, is respectively articulated with an oil cylinder in tunnel both sides, the piston rod of each oil cylinder with
The middle part of corresponding air door is hinged, and two side of tunnel before air door sets a RF transmitter and one corresponding infrared respectively
Line receiver, two side of tunnel after air door set a RF transmitter and a corresponding infrared receiver respectively；
Infrared receiver before and after air door is connected respectively with electrical control gear, electric apparatus control apparatus and oil pump M and solenoid valve F phases
Even, the signal that electric apparatus control apparatus is made to be transmitted according to infrared receiver, control oil pump startup or shutdown and solenoid valve are changed
To；The patent is actually to realize automatically opening for air door using infrared induction；
The utility model patent of Application No. CN201520767077.1 discloses a kind of coal mine underground air door locking system,
Including preceding air door doorframe and rear air door doorframe, the door body of air door before being provided on the outside of preceding air door doorframe, rear air door doorframe outside is set
The door body of rear air door is equipped with, air door lever roller type pneumatic operated valve, rear air door doorframe before preceding air door doorframe outer surface lower part is provided with
Outer surface lower part is provided with rear air door lever roller type pneumatic operated valve, air door cylinder before preceding air door doorframe outer surface forepart is provided with
Cylinder body, the cylinder rod of preceding air door cylinder is straight down；Air door doorframe outer surface forepart is provided with the cylinder body of rear air door cylinder, rear wind afterwards
The cylinder rod of the cylinder body of door cylinder is straight down；Preceding air door lever roller type pneumatic operated valve front end is provided with preceding damper, preceding air door
Baffle is connected by hinge with the valve body of preceding air door lever roller type pneumatic operated valve；When the door body of preceding air door is closed, preceding air door
Door body inner surface fits with preceding damper；Air door lever roller type pneumatic operated valve front end is provided with rear damper, rear wind afterwards
Door guard plate is connected by hinge with the valve body of rear air door lever roller type pneumatic operated valve；When the door body of air door is closed afterwards, rear air door
Door body inner surface fit with rear damper.That is, it which disclose using cylinder to open air door, Er Qieqian
Twice air door is in interlocking state afterwards, effectively prevents that twice air door is avoided to open simultaneously, prevents the security risk of Air escape branch,
Prevent gas exceeding limit etc. and lead to anti-security incident, ensure mine safety；
The utility model patent of Application No. CN201621168010.7 discloses a kind of coal mine based on lever principle
Lower wind door opens power assisting device, and doorframe is fixedly connected on the madial wall of wall, air door is hinged on the inside of doorframe, doorframe
Outer surface is fixedly connected with U-shaped slide, and sliding slot is offered on the madial wall of the U-shaped slide, is provided on the inside of U-shaped slide
Idler wheel, lever booster is provided on the outside of idler wheel, and one end of lever booster is provided with handle, the one side weldering of lever booster
Connecting rod is connected to, the one end of connecting rod away from lever booster passes through hexagonal spiral shell integrally formed with connecting shaft, the outer surface of air door
Bolt is fixedly connected with fixing device, and the lever booster is hinged by the connecting shaft set in connecting rod with fixing device.
That is the patent by being provided with power assisting device on the outside of air door, can enable miner easily open air door so
After pass through, avoid causing greatly very much to influence current situation because of the wind pressure of air door both sides, and power assisting device uses the side of lever principle
Method, it is time saving and energy saving, it is simple in structure, it is easy to operate, it can safely and fast open underground air door.
Above several designs are still to open air door by manpower combination lever or cylinder principle, and using effect is poor,
It is difficult to be promoted and apply.
Utility model content
To solve the problems, such as that the design using effect of above several opening air doors is poor, is difficult to promote and apply, the utility model
A kind of full negative pressure region automatic controller of wind door of mine is provided, which uses drawstring, cylinder or oil cylinder, determines
Pulley and movable pulley cooperation, cylinder or oil cylinder are attached with air door door leaf using drawstring, and centre controls air door using movable pulley
Opening speed and reduce the workmanship pulling force of cylinder or oil cylinder, when people needed air door, open control switch, cylinder or oil cylinder
Workmanship pulls drawstring, power is applied on air door, opens air door.
Used technical solution is the utility model to solve above-mentioned technical problem：A kind of full negative pressure region air door of mine
Automaton, the automaton include actuator cylinder or cylinder, drawstring, fixed pulley and movable pulley, wherein, drawstring
One end is fixed on air door, and the other end is fixed on after bypassing fixed pulley and movable pulley successively on the side of fixed pulley, the dynamic cunning
The center of rotation of wheel is fixed on a sliding block, and the piston rod of actuator cylinder or cylinder is connected with the sliding block, passes through stretching for piston rod
Go out and retract and adjust the spacing of movable pulley and fixed pulley, and then drawstring is controlled to open or close air door, the actuator cylinder or gas
The power of cylinder switchs control power pipeline input by control, and switch is controlled to be separately positioned on the both sides of air door for two-way switch.
In the utility model, the movable pulley is slidably arranged in by sliding block in the sliding slot in fixed plate.
In the utility model, guiding sleeve is provided between the fixed pulley and movable pulley, guiding sleeve has including middle part
Have through the inner sleeve of the cavity of drawstring and the outer sleeve being set in outside inner sleeve, outer sleeve lining and inner sleeve drum outer wall it
Between form gap, filled with several balls in gap, be provided at both ends in inner sleeve and outer sleeve by the fixed cover board of the two, lid
Centre bore is provided in the middle part of plate, inner sleeve is provided at both ends with the annular element extended out, the junction of the annular element and inner sleeve
It is fastened in centre bore.
In the utility model, the recess for accommodating ball is provided on the outer sleeve inner wall or inner sleeve drum outer wall.
In the utility model, one side of the air door away from door-hinge is provided with handle, and one end of drawstring is fixed on handle.
Compared with prior art, the utility model has the advantages that：
1）The utility model is using drawstring, cylinder or oil cylinder, fixed pulley and movable pulley cooperation, cylinder or oil cylinder and air door door
Fan is attached using drawstring, and centre controls the opening speed of air door using movable pulley and reduces the workmanship drawing of cylinder or oil cylinder
Power, when people needed air door, pedestrian need to only operate the control switch being fixed on air door wall, and air door can be opened；Pedestrian
By rear, the control for operating opposite side switchs, and air door can close, and effectively avoids pedestrian and is connect with the direct of air door door leaf
Touch, so as to cause injury to personnel, greatly enhance the security reliability of the device；
2）Using traditional door opening device, when pedestrian passes through air door, manpower combination lever original is still relied on
Reason, can open air door, and personnel still contact directly with air door door leaf, carelessness or other reasons when being operated due to personnel, easily
Cause pedestrian injured；And automatic control storm door opening device is used, when pedestrian passes through air door, pedestrian need to only operate and be fixed on air door
Control switch on wall, air door can open, and effectively avoid contacting directly for pedestrian and air door, so as to cause personnel
Injury greatly enhances the security reliability of the device；Meanwhile automatic control storm door opening device is anticipated compared with tradition
Door opening device in justice, durable use reduce material consumption；
3）By using the utility model, effectively solve the problems, such as that wind pressure is big, the difficult unlatching of air door, there is operation letter
Single, durable practicality is hardly damaged, reduces the advantages of material consumption, and with larger Social benefit and economic benefit.
Description of the drawings
Fig. 1 is the principle assumption diagram of the utility model；
Fig. 2 is the structure diagram of guiding sleeve in the utility model；
Reference numeral：1st, air door, 101, handle, 2, drawstring, 3, fixed pulley, 4, movable pulley, 5, actuator cylinder or cylinder,
501st, piston rod, 502, sliding block, 6, power pipeline, 7, control switch, 8, fixed plate, 801, sliding slot, 9, guiding sleeve, 901, lid
Plate, 902, ball, 903, outer sleeve, 904, gap, 905, annular element, 906, inner sleeve.
Specific embodiment
Technological means, creation characteristic, reached purpose and advantageous effect to realize the utility model are readily apparent from
Solution, the following further describes the utility model with specific embodiments.
As shown in the figure, a kind of full negative pressure region automatic controller of wind door of mine, which includes power oil
Cylinder or cylinder 5, drawstring 2, fixed pulley 3 and movable pulley 4, wherein, one end of drawstring 2 is fixed on air door 1, and the other end bypasses successively
It is fixed on after fixed pulley 3 and movable pulley 4 on the side of fixed pulley 3（Can be set on the side of fixed pulley 3 fixing pin,
Then the end of drawstring 2 is fixed in fixing pin, stay hook or retainer ring by stay hook or retainer ring）, the movable pulley 4
Center of rotation be fixed on a sliding block 502, the piston rod 501 of actuator cylinder or cylinder 5 is connected with the sliding block 502, passes through work
The spacing for extending and retracting adjustment movable pulley 4 and fixed pulley 3 of stopper rod 501, and then drawstring 2 is controlled to open or close air door 1, institute
The power for stating actuator cylinder or cylinder 5 is inputted by 7 control power pipeline 6 of control switch, and control switch 7 is two-way switch, respectively
It is arranged on the both sides of air door 1.
It is the basic embodiment of the utility model above, further can be improved, optimized and limited on the basis of above
It is fixed：
Such as, the movable pulley 4 is slidably arranged in by sliding block 502 in the sliding slot 801 in fixed plate 8；
For another example, guiding sleeve 9 is provided between the fixed pulley 3 and movable pulley 4, guiding sleeve 9 includes middle part with logical
The inner sleeve 906 of the cavity of drawstring 2 and the outer sleeve 903 being set in outside inner sleeve 906 are crossed, in 903 inner wall of outer sleeve and interior
Gap 904 is formed between 906 outer wall of sleeve, several balls 902 are filled in gap 904, in inner sleeve 906 and outer sleeve 903
It is provided at both ends with the fixed cover board 901 of the two, cover board 901 is threadedly coupled with the two, and the middle part of cover board 901 is provided with center
Hole, inner sleeve 906 are provided at both ends with the annular element 905 extended out, and the annular element 905 and the junction of inner sleeve 906 are fastened on
In centre bore；
Further, the recess for accommodating ball 902 is provided on 903 inner wall of outer sleeve or 906 outer wall of inner sleeve, from
And limit scrolling position and the displacement of ball 902；
For another example, the one side of the air door 1 away from door-hinge is provided with handle 101, and one end of drawstring 2 is fixed on handle 101；
Finally, actuator cylinder or cylinder 5, fixed pulley 3, movable pulley 4 and fixed plate 8 and guiding sleeve 9 more than according to
It is set by the wall of 1 side of air door to rely on.
For the utility model when implementing, the drawstring 2 uses steel wire rope, and one end of drawstring 2 is fixed on air door 1 away from door
One end of axis, the other end around being fixed on after fixed pulley 3 and movable pulley 4 on the side of fixed pulley 3, are so formed semiclosed successively
Ring, when movable pulley 4 moves, movable pulley 4 and the spacing of fixed pulley 3 change, and cause the length change for being located at drawstring 2 between the two,
And then the pulling rope length between fixed pulley 3 and air door 1 is caused to change, so as to open or close air door 1.
The advantages of main feature, basic principle and the utility model of the utility model has been shown and described above.This
Industry technology personnel are it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Simply illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
There can be various changes and modifications according to actual conditions, these changes and improvements both fall within claimed the scope of the utility model
It is interior.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (5)
1. a kind of full negative pressure region automatic controller of wind door of mine, it is characterised in that：The automaton includes power oil
Cylinder or cylinder（5）, drawstring（2）, fixed pulley（3）And movable pulley（4）, wherein, drawstring（2）One end be fixed on air door（1）On, separately
One end bypasses fixed pulley successively（3）And movable pulley（4）After be fixed on fixed pulley（3）Side on, the movable pulley（4）Rotation
Center is fixed on a sliding block（502）On, actuator cylinder or cylinder（5）Piston rod（501）With the sliding block（502）Connection, passes through
Piston rod（501）Extend and retract adjustment movable pulley（4）With fixed pulley（3）Spacing, and then control drawstring（2）Play on or off
Close air door（1）, the actuator cylinder or cylinder（5）Power by control switch（7）Control power pipeline（6）Input, control are opened
It closes（7）For two-way switch, air door is separately positioned on（1）Both sides.
2. a kind of full negative pressure region automatic controller of wind door of mine according to claim 1, it is characterised in that：It is described dynamic
Pulley（4）Pass through sliding block（502）It is slidably arranged in fixed plate（8）On sliding slot（801）It is interior.
3. a kind of full negative pressure region automatic controller of wind door of mine according to claim 1, it is characterised in that：It is described fixed
Pulley（3）And movable pulley（4）Between be provided with guiding sleeve（9）, guiding sleeve（9）Have including middle part and pass through drawstring（2）'s
The inner sleeve of cavity（906）Be set in inner sleeve（906）External outer sleeve（903）, in outer sleeve（903）Inner wall and inner sleeve
Cylinder（906）Gap is formed between outer wall（904）, gap（904）It is interior to be filled with several balls（902）, in inner sleeve（906）With it is outer
Sleeve（903）It is provided at both ends with the fixed cover board of the two（901）, cover board（901）Middle part be provided with centre bore, inner sleeve
（906）Be provided at both ends with the annular element extended out（905）, the annular element（905）With inner sleeve（906）Junction be fastened on
In heart hole.
4. a kind of full negative pressure region automatic controller of wind door of mine according to claim 3, it is characterised in that：It is described outer
Sleeve（903）Inner wall or inner sleeve（906）Receiving ball is provided on outer wall（902）Recess.
5. a kind of full negative pressure region automatic controller of wind door of mine according to claim 1, it is characterised in that：The wind
Door（1）One side away from door-hinge is provided with handle（101）, drawstring（2）One end be fixed on handle（101）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721495499.3U CN207437120U (en) | 2017-11-10 | 2017-11-10 | A kind of full negative pressure region automatic controller of wind door of mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721495499.3U CN207437120U (en) | 2017-11-10 | 2017-11-10 | A kind of full negative pressure region automatic controller of wind door of mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207437120U true CN207437120U (en) | 2018-06-01 |
Family
ID=62288606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721495499.3U Expired - Fee Related CN207437120U (en) | 2017-11-10 | 2017-11-10 | A kind of full negative pressure region automatic controller of wind door of mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207437120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113657210A (en) * | 2021-07-30 | 2021-11-16 | 深圳市中金岭南有色金属股份有限公司凡口铅锌矿 | Method, device and equipment for controlling air door in mine and storage medium |
-
2017
- 2017-11-10 CN CN201721495499.3U patent/CN207437120U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113657210A (en) * | 2021-07-30 | 2021-11-16 | 深圳市中金岭南有色金属股份有限公司凡口铅锌矿 | Method, device and equipment for controlling air door in mine and storage medium |
| CN113657210B (en) * | 2021-07-30 | 2023-11-07 | 深圳市中金岭南有色金属股份有限公司凡口铅锌矿 | Method, device, equipment and storage medium for controlling air door in mine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180601 Termination date: 20181110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |