CN105133988A - Emergency operation device for well mouth safety gate - Google Patents
Emergency operation device for well mouth safety gate Download PDFInfo
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- CN105133988A CN105133988A CN201510466682.XA CN201510466682A CN105133988A CN 105133988 A CN105133988 A CN 105133988A CN 201510466682 A CN201510466682 A CN 201510466682A CN 105133988 A CN105133988 A CN 105133988A
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- valve
- operation device
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- emergency operation
- safety gate
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Abstract
The invention discloses an emergency operation device for a well mouth safety gate. The emergency operation device comprises a two-position five-way control electromagnetic valve, a two-position five-way switching valve and an air cylinder which are communicated in sequence. The emergency operation device further comprises a reversing valve communicated between the two-position five-way switching valve and the air cylinder; and an operation handle for reversing is arranged on one side of the reversing valve, and the reversing valve is manually controlled for achieving reversing. The two-position five-way switching valve is directly connected with the air cylinder and can control the motion direction of the air cylinder so that the safety gate can be controlled to be opened or closed. When the emergency operation device is powered off, the two-position five-way control electromagnetic valve cannot achieve reversing, then the air cylinder cannot change the air pressure direction, and the safety gate cannot move normally. At the moment, the airflow direction can be changed by manually controlling the reversing valve, and the reversing valve is used for enabling originally-flowing airflow to achieve crossed reversing; in other words, an original air inflow pipeline is changed into an air outflow pipeline, and an original air outflow pipeline is changed into an air inflow pipeline, so that the air pressure direction of the air cylinder is changed, the opening and closing state of the safety gate is controlled to be changed, and the safety gate can be opened or closed on the power-off condition.
Description
Technical field
The present invention relates to ore digging technology field, particularly relate to a kind of safety gate emergency operation device.
Background technology
As shown in Figure 1, be the control loop of safety door switch in prior art, in the auxiliary shaft mine shaft hoist system of colliery, safety door must be interlocked with promotion signal, also namely have no progeny in the power of electromagnetic valve of safety door, well head safe goalkeeper cannot normal switch, causes personnel normally cannot pass in and out cage.Because the circuit of Controlling solenoid valve and cage hoisting circuit adopt independently Power supply, the situation of electromagnetic valve power-off happens occasionally, if had an accident during electromagnetic valve power-off, personnel are badly in need of gug, because safety door is in the state opened, cannot promotion signal be sent, 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 maintenance personal goes into the well process.Maintenance personal need remove the connection bearing pin of go into the well safety door and cylinder, Manual push-pull safety door, or is realized once safety door opened or closed operation by the air inlet of exchange scavenging air valve, gas exhaust piping.Maintenance personal reaches the spot about 30 minutes used times of process, the waste plenty of time.There is very large potential safety hazard in the method that Manual push-pull safety door and artificial plug air inlet, gas exhaust piping realize safety door switch.And need specialized maintenance human users.
Therefore, for a person skilled in the art, how designing a kind of device of the safety door of hand switch efficiently and easily, is those skilled in the art's technical issues that need to address.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of safety gate emergency operation device, comprise the two-position five-way Controlling solenoid valve, two-position five-way switch valve and the cylinder that are communicated with successively, also comprise: be communicated in the reversal valve between described two-position five-way switch valve and described cylinder, the side of described reversal valve arranges the operating handle for commutating, and manually controls the commutation of described reversal valve.
Preferably, described reversal valve is two-position four-way valve.
Preferably, two gas circuits offered by described two-position four-way valve on the basis of two-position five-way valve, two gas circuits offered are communicated with at the arranged outside tracheae of valve body; And by an airway blockage of the most side of described two-position five-way valve; Groove is cut in the relevant position, side of the spool of described two-position five-way valve.
Preferably, the reducing valve be communicated between system pressure wind and described two-position five-way Controlling solenoid valve is also comprised.
Preferably, described reversal valve is fixedly installed on the turnover people platform of mine.
Preferably, the outer setting stuffing box of described reversal valve, described operating handle can stretch out described stuffing box, and described operating handle arranges spacing pin, prevents maloperation.
Preferably, described reversal valve is fixed on bottom described stuffing box by holder, and described holder at least arranges two, fixes two ends of described reversal valve respectively.
Safety gate emergency operation device provided by the present invention comprises two-position five-way Controlling solenoid valve, two-position five-way switch valve and cylinder, three is communicated with successively, the reversal valve that can change pressure directions is set between two-position five-way switch valve and cylinder, the side of reversal valve is provided with the operating handle for controlling air-flow conversion, enables bank man's Non-follow control reversal valve.When two-position five-way control valve normally works, by changing the different gas circuits of switch valve with two-position and five-pass to reach the object controlling two-position five-way switch valve, two-position five-way switch valve is directly connected with cylinder, can the direction of motion of control cylinder, realizes controlling opening and closedown of safety door.And when power cut-off, two-position five-way Controlling solenoid valve cannot commutate, and then cause two-position five-way switch valve and cylinder to work, the air-flow in two-position five-way switch valve cannot commutate, and cylinder cannot change pressure directions, and safety door cannot normally movement.The direction of air-flow is now changed by Non-follow control reversal valve, the effect of reversal valve is the air-flow intersection commutation making circulation originally, also the pipeline of i.e. air inlet originally becomes outlet pipe, the pipeline of originally giving vent to anger becomes air inlet pipeline, therefore the pressure directions of cylinder changes, achieve and control the object that safety door changes on off state, also can realize folding in the event of a power failure.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is original safety door air-path control system;
Fig. 2 is the air-path control system of safety gate emergency operation device provided by the invention.
Wherein:
Two-position five-way Controlling solenoid valve 1, two-position five-way switch valve 2, cylinder 3, reversal valve 4, reducing valve 5.
Detailed description of the invention
Core of the present invention is to provide a kind of safety gate emergency operation device, manually can control the opening and closing of safety door when the power-off of two-position five-way Controlling solenoid valve efficiently and easily, to make in cage personnel can gug as early as possible.
In order to make those skilled in the art understand safety gate emergency operation device provided by the present invention better, below in conjunction with accompanying drawing and concrete embodiment, technical scheme of the present invention is described in detail.
As shown in Figure 2, be the loop diagram of safety gate emergency operation device provided by the invention.This device specifically comprises the two-position five-way Controlling solenoid valve 1, two-position five-way switch valve 2, reversal valve 4 and the cylinder 3 that are communicated with successively by tracheae, wherein two-position five-way Controlling solenoid valve 1 is communicated with system wind pressure, two-position five-way Controlling solenoid valve 1 can the different airflow direction of control realization two kinds, two-position five-way Controlling solenoid valve 1 is for controlling the diverse location residing for two-position five-way switch valve 2, by changing the air flow direction of two-position five-way Controlling solenoid valve 1, the spool promoting two-position five-way switch valve 2 moves, and reaches the effect controlling two-position five-way switch valve 2.As can be seen here, when 1 power-off of two-position five-way Controlling solenoid valve, cannot change the air-flow trend of two-position five-way switch valve 2, also just uncontrollable cylinder 3, cylinder 3 is fixed with the safety door of cage, causes safety door cannot normally opening and closing.Now be communicated with between two-position five-way switch valve 2 with cylinder 3 and reversal valve 4 is set, the effect of reversal valve 4 is the airflow direction intersected between change two-position five-way switch valve 2 and cylinder 3, the pipeline of the air inlet originally of the gas circuit also namely between reversal valve 4 and cylinder 3 becomes outlet pipe, the pipeline of originally giving vent to anger becomes air inlet pipeline, although now the pressure directions at two-position five-way switch valve 2 place is constant, but after being through reversal valve 4 commutation, the pressure directions at cylinder 3 place converts thereupon, also just changes the on off state of safety door.Particularly, operating handle for commutating is set in the side of reversal valve 4, operating handle is connected with the spool of reversal valve 4, the mode that can manually operate controls reversal valve 4 and changes pressure directions, and then realizes the opening and closing of Non-follow control safety door, when after two-position five-way Controlling solenoid valve 1 power-off, the pressure directions in cylinder 3 is changed by reversal valve 4 manual operation, realize changing the opening or closing of safety door, efficient and convenient, avoiding cage cannot the situation of gug occur.
What will realize due to reversal valve in the present invention 4 is crossbar transistion between two gas circuits, therefore adopt two-position four-way valve can realize this object, and the volume that this valve takies is little, saves space and fund.Particularly, the two-position four-way valve applied in the present invention transforms to obtain on the basis of two-position five-way valve, two-position five-way valve due to what adopt at Primordial Qi Lu Zhongjun, have the valve of some replacements for subsequent use, therefore improve on its basis and obtain two-position four-way valve, additionally need not buy, save fund, there is certain economic benefit.
In the present invention, two-position five-way valve is additionally offered two gas circuits, be communicated with the space of valve inside, two joints are fixed in the outside of valve body, with a tracheae, two gas circuits offered are communicated with, inside due to former two-position five-way valve has five cavitys, needs, by an airway blockage of most side, only to utilize other four gas circuits when transforming two-position four-way valve as.The spool of former two-position five-way valve has two annular grooves, additionally cuts an annular groove during transformation at the spool of two-position five-way valve by the position of end.When spool moves vertically, different gas circuit is connected, can realize intersecting between two gas circuits being communicated with cylinder 3 commutating.The reforming mode adopted in the present invention is a kind of concrete form, and other mode also in invention which is intended to be protected, or directly adopts two-position four-way valve to be all feasible modes.In addition, reducing valve 5 is also communicated with at system pressure wind with between two-position five-way Controlling solenoid valve 1.
In the present invention, reversal valve 4 is fixedly installed on the turnover people platform of mine, is as the criterion with the position that cager is convenient to operation, facilitate cager in time reversing valve operated 4.And the miscellaneous part in whole operation gas circuit is installed in the chamber near well head.The outer setting stuffing box of reversal valve 4, prevents reversal valve 4 damaged.The operating handle of the setting on reversal valve 4 can stretch out stuffing box outside, and on operating handle, be also provided with spacing pin, when not using, spacing pin is inserted in through hole that handle is offered, prevents handle to be pushed, avoids other staff to encounter operating handle by mistake and cause maloperation, cause unexpected opening and closing to the normal cage run, spacing pin is equivalent to safety cock, when needing to use, is taken out and normally can use operating handle by spacing pin.Reversal valve 4 is fixed on the bottom of stuffing box by holder, and holder is the steel plate offering screw, and a part is fixedly connected with bolt with reversal valve 4, and another part is fixedly connected with the bottom bolt of stuffing box.Holder at least arranges two, fixes two ends of reversal valve 4 respectively, and reversal valve 4 is in strip, and two minor faces of reversal valve 4 fixed respectively by holder.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein, can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a safety gate emergency operation device, comprise the two-position five-way Controlling solenoid valve (1), two-position five-way switch valve (2) and the cylinder (3) that are communicated with successively, it is characterized in that, also comprise the reversal valve (4) be communicated between described two-position five-way switch valve (2) and described cylinder (3), the side of described reversal valve (4) arranges the operating handle for commutating, and manually controls described reversal valve (4) commutation.
2. safety gate emergency operation device according to claim 1, is characterized in that, described reversal valve (4) is two-position four-way valve.
3. safety gate emergency operation device according to claim 2, is characterized in that, two gas circuits offered by described two-position four-way valve on the basis of two-position five-way valve, two gas circuits offered is communicated with at the arranged outside tracheae of valve body; And by an airway blockage of the most side of described two-position five-way valve; Groove is cut in the relevant position, side of the spool of described two-position five-way valve.
4. safety gate emergency operation device according to claim 3, is characterized in that, also comprises the reducing valve (5) be communicated between system pressure wind and described two-position five-way Controlling solenoid valve (1).
5. the safety gate emergency operation device according to any one of Claims 1-4, is characterized in that, described reversal valve (4) is fixedly installed on the turnover people platform of mine.
6. safety gate emergency operation device according to claim 5, it is characterized in that, the outer setting stuffing box of described reversal valve (4), described operating handle can stretch out described stuffing box, described operating handle arranges spacing pin, prevents maloperation.
7. safety gate emergency operation device according to claim 6, it is characterized in that, described reversal valve (4) is fixed on bottom described stuffing box by holder, and described holder at least arranges two, fixes two ends of described reversal valve (4) respectively.
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 |
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| Publication Number | Publication Date |
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| CN105133988A true CN105133988A (en) | 2015-12-09 |
| CN105133988B CN105133988B (en) | 2017-03-29 |
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| CN201510466682.XA Active CN105133988B (en) | 2015-07-31 | 2015-07-31 | A kind of safety gate emergency operation device |
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Cited By (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 |
| CN112983928A (en) * | 2021-03-26 | 2021-06-18 | 芜湖市双彩智能科技有限公司 | Protection system suitable for cylinder |
Citations (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 |
| DE10100652B4 (en) * | 2000-02-22 | 2005-05-25 | Hoerbiger Hydraulik Gmbh | Arrangement for the hydraulic actuation of a moving part on vehicles |
| 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 |
| CN104454804A (en) * | 2014-11-04 | 2015-03-25 | 中国建筑标准设计研究院有限公司 | Hydraulic system of sliding vertical rotating type protection airtight and flooding preventing door |
| CN204238967U (en) * | 2014-07-03 | 2015-04-01 | 山西高河能源有限公司 | Full pneumatic air door switch device |
| 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
Patent Citations (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 |
| DE10100652B4 (en) * | 2000-02-22 | 2005-05-25 | Hoerbiger Hydraulik Gmbh | Arrangement for the hydraulic actuation of a moving part on vehicles |
| 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 |
| CN104454804A (en) * | 2014-11-04 | 2015-03-25 | 中国建筑标准设计研究院有限公司 | Hydraulic system of sliding vertical rotating type protection airtight and flooding preventing door |
| 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 |
Cited By (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 |
| CN112983928A (en) * | 2021-03-26 | 2021-06-18 | 芜湖市双彩智能科技有限公司 | Protection system suitable for cylinder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105133988B (en) | 2017-03-29 |
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