CN105133988B - A kind of safety gate emergency operation device - Google Patents
A kind of safety gate emergency operation device Download PDFInfo
- Publication number
- CN105133988B CN105133988B CN201510466682.XA CN201510466682A CN105133988B CN 105133988 B CN105133988 B CN 105133988B CN 201510466682 A CN201510466682 A CN 201510466682A CN 105133988 B CN105133988 B CN 105133988B
- Authority
- CN
- China
- Prior art keywords
- valve
- way
- cylinder
- reversal valve
- operation device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The invention discloses a kind of safety gate emergency operation device, including the two-position five-way control electromagnetic valve, two-position five-way switch valve and the cylinder that are sequentially communicated, also includes：The reversal valve being communicated between two-position five-way switch valve and cylinder, the side of reversal valve are provided for the operating handle for commutating, and manually control reversal valve commutation.Two-position five-way switch valve is directly connected to cylinder, can control the direction of motion of cylinder, is realized the opening of control safety door and is closed.When power cut-off, two-position five-way control electromagnetic valve cannot commutate, and then cause cylinder change pressure directions, and safety door cannot normal movement.Now can manually control reversal valve to change the direction of air-flow, the effect of reversal valve is that the air-flow for making circulation originally intersects commutation, namely the pipeline of script air inlet is changed into outlet pipe, the pipeline of script outlet is changed into air inlet pipeline, therefore the pressure directions of cylinder change, control safety door changes on off state, can also realize folding in the event of a power failure.
Description
Technical field
The present invention relates to Ore digging technology field, more particularly to a kind of safety gate emergency operation device.
Background technology
As shown in figure 1, for the control loop of safety door switch in prior art, in the auxiliary shaft mine shaft hoist system of colliery, peace
Air cock must be interlocked with promotion signal, namely be had no progeny in the power of electromagnetic valve of safety door, and safety gate will be unable to just normally opened
Close, cause personnel normally pass in and out cage.As the circuit for controlling electromagnetic valve adopts independent power supply with cage hoisting circuit
Power supply, the situation of electromagnetic valve power-off happens occasionally, if there is accident during electromagnetic valve power-off, personnel are badly in need of gug, due to safety
State of the door in opening, it is impossible to send promotion signal, jeopardize the life security of personnel in the pit, there is certain potential safety hazard.
Have no progeny in safety door switch power of electromagnetic valve, bank man needs to notify that maintainer is gone into the well process.Maintainer needs to remove
On go into the well the connection bearing pin of safety door and cylinder, Manual push-pull safety door, or by exchanging scavenging air valve air inlet, gas exhaust piping reality
Existing once safety door opens or closes operation.Maintainer is reached the spot about 30 minutes used times of process, wastes the plenty of time.Manually
Push-and-pull safety door and artificial plug air inlet, gas exhaust piping realize that the method for safety door switch has very big potential safety hazard.And
Need specialized maintenance human users.
Therefore, for a person skilled in the art, how to design a kind of efficiently and easily hand switch safety door
Device, is those skilled in the art's technical issues that need to address.
The content of the invention
To solve above-mentioned technical problem, the present invention provides a kind of safety gate emergency operation device, including being sequentially communicated
Two-position five-way control electromagnetic valve, two-position five-way switch valve and cylinder, also include：It is communicated in the two-position five-way switch valve and institute
The reversal valve between cylinder is stated, the side of the reversal valve is provided for the operating handle for commutating, and manually changes described in control
Commutate to valve.
Preferably, the reversal valve is two-position four-way valve.
Preferably, the two-position four-way valve opens up two gas circuits on the basis of two-position five-way valve, sets on the outside of valve body
Put trachea to connect open up two gas circuits；And by an airway blockage of the most side of the two-position five-way valve；Described two
The side relevant position of the valve element of position five-way valve cuts groove.
Preferably, also including the air relief valve being communicated between system pressure wind and two-position five-way control electromagnetic valve.
Preferably, the reversal valve is fixedly installed on turnover people's platform of mine.
Preferably, the outside of the reversal valve arranges seal box, and the operating handle can stretch out the seal box, described
Operating handle arranges spacing pin, prevents maloperation.
Preferably, the reversal valve is fixed on the seal box bottom by fixed seat, and the fixed seat is at least provided with two
It is individual, two ends of the reversal valve are fixed respectively.
Safety gate emergency operation device provided by the present invention includes that two-position five-way control electromagnetic valve, two-position five-way are opened
Valve and cylinder are closed, three is sequentially communicated, the commutation that can change pressure directions is set between two-position five-way switch valve and cylinder
Valve, the side of reversal valve are provided with for controlling the operating handle that air-flow is converted, and enable bank man to control commutation manually
Valve.When two-position five-way controls valve normal work, by changing the different gas circuits of switch valve with two-position and five-pass to reach control two
The purpose of five logical switch valves, two-position five-way switch valve are directly connected to cylinder, can control the direction of motion of cylinder, realize control peace
The opening of air cock and closing.And when power cut-off, two-position five-way control electromagnetic valve cannot commutate, and then two-position five-way is caused to be opened
Close valve and cylinder cannot work, the air-flow in two-position five-way switch valve cannot commutate, and cylinder cannot change pressure directions, safety door
Cannot normal movement.Now can manually control reversal valve to change the direction of air-flow, the effect of reversal valve is to make originally
The air-flow of circulation intersects commutation, namely the pipeline of script air inlet is changed into outlet pipe, and the pipeline of script outlet is changed into air inlet pipeline,
Therefore the pressure directions of cylinder change, and realize the purpose that control safety door changes on off state, also can in the event of a power failure
Realize folding.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is original safety door air-path control system；
The air-path control system of the safety gate emergency operation device that Fig. 2 is provided for the present invention.
Wherein：
Two-position five-way control electromagnetic valve 1, two-position five-way switch valve 2, cylinder 3, reversal valve 4, air relief valve 5.
Specific embodiment
The core of the present invention is to provide a kind of safety gate emergency operation device, can control electromagnetism in two-position five-way
The opening and closing of safety door efficiently and easily can be manually controlled in the case of valve power-off, personnel in cage is risen as early as possible
Well.
In order that those skilled in the art more fully understands safety gate emergency operation device provided by the present invention,
Below in conjunction with accompanying drawing and specific embodiment, technical scheme is described in detail.
As shown in Fig. 2 the loop diagram of the safety gate emergency operation device provided for the present invention.The device is specifically included
Electromagnetic valve 1, two-position five-way switch valve 2, reversal valve 4 and cylinder 3 are controlled by the two-position five-way that trachea is sequentially communicated, wherein two
Five logical control electromagnetic valves 1 are connected with system wind pressure, and two-position five-way control electromagnetic valve 1 being capable of two kinds of different air-flow sides of control realization
To two-position five-way control electromagnetic valve 1 is used to control the diverse location residing for two-position five-way switch valve 2, by changing two-position five-way
The air flow direction of control electromagnetic valve 1, promotes the valve element movement of two-position five-way switch valve 2, reaches control two-position five-way switch valve 2
Effect.As can be seen here, when two-position five-way controls 1 power-off of electromagnetic valve, it is impossible to change the air-flow trend of two-position five-way switch valve 2,
Also with regard to uncontrollable cylinder 3, the safety door of cylinder 3 and cage is fixed, and causes safety door normally cannot be opened and closed.Now at two five
Setting reversal valve 4 is connected between logical switch valve 2 and cylinder 3, the effect of reversal valve 4 is to intersect to change two-position five-way switch valve 2
It is changed into outlet pipe with the pipeline of the gas circuit script air inlet between the airflow direction between cylinder 3, namely reversal valve 4 and cylinder 3,
The pipeline of script outlet is changed into air inlet pipeline, although the pressure directions now at two-position five-way switch valve 2 are constant, but through changing
After commutating to valve 4, the pressure directions at cylinder 3 are converted therewith, also just change the on off state of safety door.Specifically, exist
The side of reversal valve 4 is provided for the valve element connection of the operating handle for commutating, operating handle and reversal valve 4, can be manually
The mode of operation controls reversal valve 4 and changes pressure directions, and then realizes controlling the opening and closing of safety door manually, when two-position five-way control
After 1 power-off of electromagnetic valve, the pressure directions in cylinder 3 can be changed by 4 manual operation of reversal valve, realize changing the opening of safety door
Or close, it is efficient and convenient, it is to avoid cage cannot the situation of gug occur.
As reversal valve 4 will be accomplished that the crossbar transistion between two gas circuits in the present invention, therefore adopt two four
Port valve is capable of achieving the purpose, and the small volume that the valve takes, save space and fund.Specifically, applied in the present invention
Two-position four-way valve transform on the basis of two-position five-way valve and obtain, due to using two-position five-way in Primordial Qi Lu Zhongjun
Valve, has the valve of some standby replacements, therefore improvement obtains two-position four-way valve on its basis, it is not necessary to extra purchase, save money
Gold, with certain economic benefit.
In the present invention, two gas circuits are additionally opened up on two-position five-way valve, is connected with the space inside valve, in the outer of valve body
Two joints are fixed in side, connect open up two gas circuits with a trachea, as the inside of former two-position five-way valve has five
Cavity, needs an airway blockage of most side when transforming two-position four-way valve as, only using other four gas circuits.It is former two
The valve element of five-way valve has two annular grooves, and valve element during transformation in two-position five-way valve additionally cuts one by the position of end
The groove of individual annular.When valve element is axially moveable, connect different gas circuits, be capable of achieving two gas circuits connected with cylinder 3
Between intersect commutation.Reforming mode employed in the present invention is a kind of specific form, and other modes are also in the present invention
In scope of the claimed, or directly by the way of two-position four-way valve is feasible.In addition, pressing wind and two five in system
Air relief valve 5 is connected also between logical control electromagnetic valve 1.
Reversal valve 4 is fixedly installed on turnover people's platform of mine in the present invention, the position being convenient to operation with cager
Standard is set to, facilitates cager timely reversing valve operated 4.And the miscellaneous part in whole operation gas circuit is installed near well head
In chamber.The outside of reversal valve 4 arranges seal box, prevents reversal valve 4 to be damaged.The operating handle energy of the setting on reversal valve 4
Enough stretch out outside seal box, and spacing pin is additionally provided with operating handle, when not using, spacing pin is inserted into handle
On in the through hole that opens up, prevent handle from being promoted, it is to avoid other staff encounter operating handle by mistake and cause maloperation, to normal operation
Cage cause unexpected opening and closing, spacing pin equivalent to safety cock, need use when, spacing pin is taken out and normally can be used
Operating handle.Reversal valve 4 is fixed on the bottom of seal box by fixed seat, and fixed seat is the steel plate for opening up screw, a part with
Reversal valve 4 is fixedly connected with bolt, and another part is fixedly connected with bolt with the bottom of seal box.Fixed seat is at least provided with two
It is individual, two ends of reversal valve 4 are fixed respectively, in strip, fixed seat fixes two minor faces of reversal valve 4 to reversal valve 4 respectively.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle, can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, this
It is bright to be not intended to be limited to the embodiments shown herein, and be to fit to and principles disclosed herein and features of novelty phase
Consistent most wide scope.
Claims (5)
1. a kind of safety gate emergency operation device, controls electromagnetic valve (1), two-position five-way including the two-position five-way being sequentially communicated
Switch valve (2) and cylinder (3), it is characterised in that also including being communicated in the two-position five-way switch valve (2) and the cylinder (3)
Between reversal valve (4), the side of the reversal valve (4) is provided for the operating handle for commutating, manually changes described in control
Commutate to valve (4)；The reversal valve (4) is two-position four-way valve, and the two-position four-way valve is opened up on the basis of two-position five-way valve
Two gas circuits, arrange trachea in the outside of valve body and connect open up two gas circuits；And by the most side of the two-position five-way valve
An airway blockage；Groove is cut in the side relevant position of the valve element of the two-position five-way valve.
2. safety gate emergency operation device according to claim 1, it is characterised in that also including being communicated in system pressure
Wind controls the air relief valve (5) between electromagnetic valve (1) with the two-position five-way.
3. safety gate emergency operation device according to claim 1 and 2, it is characterised in that the reversal valve (4) is solid
Surely it is arranged on turnover people's platform of mine.
4. safety gate emergency operation device according to claim 3, it is characterised in that the reversal valve (4) it is outer
Portion arranges seal box, and the operating handle can stretch out the seal box, and the operating handle arranges spacing pin, prevent behaviour by mistake
Make.
5. safety gate emergency operation device according to claim 4, it is characterised in that the reversal valve (4) passes through
Fixed seat is fixed on the seal box bottom, and the fixed seat fixes two of the reversal valve (4) at least provided with two, respectively
End.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510466682.XA CN105133988B (en) | 2015-07-31 | 2015-07-31 | A kind of safety gate emergency operation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510466682.XA CN105133988B (en) | 2015-07-31 | 2015-07-31 | A kind of safety gate emergency operation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105133988A CN105133988A (en) | 2015-12-09 |
| CN105133988B true CN105133988B (en) | 2017-03-29 |
Family
ID=54719529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510466682.XA Active CN105133988B (en) | 2015-07-31 | 2015-07-31 | A kind of safety gate emergency operation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105133988B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352121A (en) * | 2016-08-30 | 2017-01-25 | 杭州方圆塑机股份有限公司 | Automatic driving device for balance valve sticking prevention |
| CN112983928B (en) * | 2021-03-26 | 2023-06-30 | 芜湖市双彩智能科技有限公司 | Protection system suitable for cylinder |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3420631A1 (en) * | 1984-06-02 | 1985-12-05 | Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover | DOOR OPERATING SYSTEM |
| CN2065669U (en) * | 1989-11-07 | 1990-11-14 | 中国矿业大学 | Full-automatic remote control wind door for mine shaft |
| AT408208B (en) * | 2000-02-22 | 2001-09-25 | Hoerbiger Hydraulik | ARRANGEMENT FOR HYDRAULICALLY OPERATING A MOVING PART ON VEHICLES, IN PARTICULAR A COVER, A REAR COVER, A HATCH, OR THE LIKE. |
| CN203626488U (en) * | 2013-07-08 | 2014-06-04 | 郑州精益达汽车零部件有限公司高新区分公司 | Carriage passenger door control system |
| CN204238967U (en) * | 2014-07-03 | 2015-04-01 | 山西高河能源有限公司 | Full pneumatic air door switch device |
| CN104454804B (en) * | 2014-11-04 | 2016-07-06 | 中国建筑标准设计研究院有限公司 | It is opened flat vertical rotary type protection airtight to hold concurrently the hydraulic system of Flood gate |
| CN204436429U (en) * | 2014-12-15 | 2015-07-01 | 霍州煤电集团吕梁山煤电有限公司方山木瓜煤矿 | A kind of for hydraulic chock running valve hand upper safety caging device |
-
2015
- 2015-07-31 CN CN201510466682.XA patent/CN105133988B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105133988A (en) | 2015-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102155573B (en) | Control device capable of ensuring safe operation of pneumatic valve | |
| CN105133988B (en) | A kind of safety gate emergency operation device | |
| CN105003715A (en) | Brake valve electro-hydraulic drive system with emergency shut valve function and brake valve | |
| CN107035671A (en) | A kind of air compressor air intake control system and its control method | |
| CN206554973U (en) | A kind of air pump Auto-drainage control system | |
| CN109231051A (en) | Winch shear is self-locking and remote emergency hydraulic system and its operating method for an a kind of high position | |
| CN204828870U (en) | Gate valve electricity liquid actuating system and gate valve with emergent valve function of closing | |
| CN100520982C (en) | Waterpower driving mechanism for reactor safety rod | |
| CN102352734A (en) | Ground blowout preventer control device with function of preventing lifting breakage of drill column | |
| CN105972220B (en) | Two-way conisphere valve and telesecurity monitoring system | |
| CN205779966U (en) | RH steel ladle jacking hydraulic system | |
| CN213445730U (en) | Cage safety door operating valve | |
| CN201180817Y (en) | Three-way ball valve | |
| CN206190614U (en) | Pin -connected panel pneumatic water pump | |
| CN103899829B (en) | A kind of double-action Pneumatic actuator with adjustment and failure safe function | |
| CN212506143U (en) | Quick hydraulic hoist for emergency gate of water outlet pool | |
| CN207145977U (en) | Explosion-proof tank | |
| CN207161016U (en) | A kind of Power Tong automatically-controlled door closing device | |
| CN206071334U (en) | A kind of window air opening device on bus | |
| CN205781254U (en) | A kind of air bag valve valve opening and closing control system | |
| CN205331463U (en) | Built -in bilateral control blind plate valve | |
| CN107754396A (en) | A kind of thickener underflow system | |
| CN104454804A (en) | Hydraulic system of sliding vertical rotating type protection airtight and flooding preventing door | |
| CN107676316A (en) | A kind of braking control system and control method applied to hydraulic open system | |
| CN206439241U (en) | The electric control gear of hydraulic motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |