CN106783248A - Emergency stop switch along the line with latch buttons and display lamp - Google Patents
Emergency stop switch along the line with latch buttons and display lamp Download PDFInfo
- Publication number
- CN106783248A CN106783248A CN201710083527.9A CN201710083527A CN106783248A CN 106783248 A CN106783248 A CN 106783248A CN 201710083527 A CN201710083527 A CN 201710083527A CN 106783248 A CN106783248 A CN 106783248A
- Authority
- CN
- China
- Prior art keywords
- shell
- sliding block
- pull bar
- travel switch
- right pull
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/022—Emergency operating parts, e.g. for stop-switch in dangerous conditions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/16—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention discloses a kind of emergency stop switch along the line with latch buttons and display lamp, include shell, left and right pull bar, reseting handle, sliding block and travel switch, left and right pull bar and reseting handle extend respectively into the inside of shell, sliding block is arranged at the inside of shell, front end of the two ends of sliding block respectively with left and right pull bar is mutually fixedly connected, the side of sliding block is respectively equipped with left and right counterbore, and the outside of left and right pull bar is respectively installed with compression spring between the inwall of shell and the two ends of sliding block；Travel switch is arranged on the inside of shell, and the contact of travel switch is provided with roller, and the opposite side of sliding block is provided with arc groove, and the periphery of roller acts against the bottom of arc groove；The side of shell is separately installed with locking press button and indicator lamp.The present invention have it is flexibly light, it is safe, the features such as low production cost, it is adaptable to which the urgent latch-up protection of drawstring is used along the rubber conveyer of underground, it can also be used to the occasion of the non-all rubber conveyers of explosive field on ground.
Description
Technical field
The present invention relates to underground belt conveyor sensor technical field, specifically a kind of edge with latch buttons and display lamp
Line emergency stop switch, is used as the urgent latch-up protection of drawstring along rubber conveyer.
Background technology
Underground coal mine complicated condition is changeable, in explosive gas atmosphere.Adhesive tape conveyor is used as underground coal and thing
Expect the capital equipment of transport, its security is most important.There are various emergencies during operation, often in sealing-tape machine,
Need to stop immediately, to avoid the unsafe condition that can not be saved.Emergency stop switch is exactly in order to avoid there are various accidents along the line
Situation, a kind of emergency stop switch for stopping in emergency is arranged in adhesive tape conveyor both sides.Traditional emergency stop switch, one kind is to use
Flame-proof type structure, has flameproof enclosure to ensure security performance, high for outer cover intensity requirement, and processed complex is relatively costly；It is another
It is, using intrinsic safety structure, directly to export passive bus to plant, safe, but is only to control stroke to open with pull bar lead agency
Close, poor intuition, once and mechanism's failure or misoperation cause the situation that cannot be stopped in emergency, as great potential safety hazard.
The content of the invention
A kind of defect the invention aims to make up prior art, there is provided edge with latch buttons and display lamp
Line emergency stop switch, accesses in intrinsic safety type system signal device, belt feeder can be made to send emergent stop signal and shut down system cut-off, removes
Stopped in emergency by bracing wire outer, can also realize stopping in emergency by locking press button, and can not automatically reset after scram action, must
Must be resetted by operating personnel scene, to increase security；Meanwhile, emergency stop switch both sides are equipped with red led, in scram action
When indicator lamp Chang Liang, to play warning function, this under conditions of darkness is estimable in the tunnel.
Technical scheme is as follows：
A kind of emergency stop switch along the line with latch buttons and display lamp, it is characterised in that：Include shell, left and right pull bar, answer
Position handle, sliding block and travel switch, the arranged on left and right sides of the shell and front side are respectively equipped with left and right, preceding pilot hole, it is described it is left,
The front end of right pull bar and reseting handle corresponds to through left and right, the preceding pilot hole and extends to the inside of the shell, institute respectively
The sliding block stated is arranged at the inside of the shell, and the front end of the two ends of sliding block respectively with the left and right pull bar is mutually fixedly connected, sliding
Block being respectively equipped with left and right counterbore towards the side of the reseting handle, before reseting handle when ensureing that travel switch is acted
End can be sprung into left counterbore or right counterbore, so that could manually can only reset, to ensure security, the left and right drawing
The outside of bar is respectively installed with compression spring between the inwall of the shell and the two ends of the sliding block, by compression spring come
Ensure that the action pulling force of left and right pull bar meets the requirement of relevant criterion；Described travel switch is arranged on the inside of the shell,
The contact of travel switch is provided with roller, and the sliding block is being provided with arc groove, the roller towards the side of the travel switch
Periphery act against the bottom of the arc groove, the connecting wire of the travel switch through the fairlead on the shell simultaneously
It is connected with the intrinsic safety signaling interface of belt feeder protected host；The side of the shell is separately installed with locking press button and instruction
Lamp, described locking press button is connected after being in parallel with travel switch with the intrinsic safety signaling interface of belt feeder protected host, described
Indicator lamp be connected with the intrinsic safety signaling interface of belt feeder protected host, by locking press button and travel switch can control skin
The parking of band machine and indicator lamp light.
The described emergency stop switch along the line with latch buttons and display lamp, it is characterised in that：After the left and right pull bar
End is connected to steel wire rope, and left and right pull bar can drive the sliding block under the pulling function of the steel wire rope, and left and right is moved together
It is dynamic.
The described emergency stop switch along the line with latch buttons and display lamp, it is characterised in that：The two ends of the sliding block lead to
Crossing screw thread coordinates the front end respectively with the left and right pull bar to be mutually fixedly connected, and the two ends of sliding block and the left and right pull bar front end
Joint portion be screwed with locking nut respectively, in case rotation stop is dynamic fluffing.
The described emergency stop switch along the line with latch buttons and display lamp, it is characterised in that：The inside of the shell exists
The left and right side of the travel switch is separately installed with binding post, the connecting wire of the travel switch correspond to respectively with it is described
Fairlead that binding post is then passed through on the shell after being connected simultaneously is connected with the intrinsic safety signaling interface of belt feeder protected host
Connect.
The described emergency stop switch along the line with latch buttons and display lamp, it is characterised in that：When the roller is acted against
During the bottom of the arc groove, the switching node of the travel switch is in normally open, when the roller is sent out with the sliding block
Raw relative movement and when being moved to outside the arc groove, the switching node of the travel switch is in normally off.
During fault-free normal work, sliding block is located at the centre position of enclosure, and roller is located at the bottom of arc groove, resets
The front end of handle props up the middle part of sliding block, and now the switching node of travel switch is in normally open, and indicator lamp does not work.When
When being in an emergency, first way, in the case where the steel wire rope of the rear end direct bearing of left and right pull bar is pulled, roller occurs with sliding block
Relatively move and be moved to outside arc groove, be i.e. sliding block movement compresses roller, the switching node closure of travel switch, signal feedback
To in the intrinsic safety signaling interface of belt feeder protected host, indicator lamp Chang Liang, belt feeder power-off parking, while the front end of reseting handle
In inserting left counterbore or right counterbore, realize must being pulled after locking, accident treatment are complete reseting handle could reset；Second side
Formula, due to certain cause specific, when travel switch fails, now presses locking press button, and the closing of contact of locking press button, signal is anti-
It is fed in the intrinsic safety signaling interface of belt feeder protected host, indicator lamp Chang Liang, belt feeder power-off parking is necessary after accident treatment is complete
Pressing locking press button could reset.
Beneficial effects of the present invention：
The present invention have it is flexibly light, it is safe, the features such as low production cost, it is adaptable to drawstring along the rubber conveyer of underground
Urgent latch-up protection is used, it can also be used to the occasion of the non-all rubber conveyers of explosive field on ground.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the wiring diagram of locking press button and indicator lamp in the present invention.
Specific embodiment
Referring to Fig. 1,2, a kind of emergency stop switch along the line with latch buttons and display lamp includes shell 2, left and right drawing
Bar 6, reseting handle 1, sliding block 3 and travel switch 5, the arranged on left and right sides of shell 2 and front side are respectively equipped with left and right, preceding pilot hole,
The front end of left and right pull bar 6 and reseting handle 1 corresponds to through left and right, preceding pilot hole and extends to the inside of shell 2, sliding block respectively
3 inside for being arranged at shell 2, the front end of the two ends of sliding block 3 respectively with left and right pull bar 6 is mutually fixedly connected, and sliding block 3 is towards multiple
The side of position handle 1 is respectively equipped with left and right counterbore 11, can be sprung into the front end for ensureing reseting handle 1 during the action of travel switch 5
In left counterbore or right counterbore, so as to could manually can only reset, to ensure security, the outside of left and right pull bar 6 is in shell
Compression spring 4 is respectively installed between 2 inwall and the two ends of sliding block 3, the dynamic of left and right pull bar 6 is ensured by compression spring 4
Meet the requirement of relevant criterion as pulling force；Travel switch 5 is arranged on the inside of shell 2, and the contact of travel switch 5 is provided with roller
12, sliding block 3 is being provided with arc groove 13 towards the side of travel switch 5, and the periphery of roller 12 acts against the bottom of arc groove 13,
The connecting wire of travel switch 5 is connected through the fairlead on shell 2 and with the intrinsic safety signaling interface of belt feeder protected host；
The side of shell 2 is separately installed with locking press button 7 and indicator lamp 8, locking press button 7 be in parallel with travel switch 5 after with belt feeder
The intrinsic safety signaling interface of protected host is connected, and indicator lamp 8 is connected with the intrinsic safety signaling interface of belt feeder protected host, passes through
Locking press button 7 and travel switch 5 can control belt feeder parking and indicator lamp 8 lights.
In the present invention, the rear end of left and right pull bar 6 is connected to steel wire rope, and left and right pull bar 6 is made in the pulling of steel wire rope
Can together be moved left and right with movable slider 3 under.
The two ends of sliding block 3 coordinate front end respectively with left and right pull bar 6 to be mutually fixedly connected by screw thread, and sliding block 3 two ends
Joint portion with the front end of left and right pull bar 6 is screwed with locking nut 10 respectively, in case rotation stop is dynamic fluffing.
The inside of shell 2 is separately installed with binding post 9 in the left and right side of travel switch 5, and the connection of travel switch 5 is led
Line correspond to respectively after being connected with binding post 9 fairlead that is then passed through on shell 2 and with the intrinsic safety letter of belt feeder protected host
Number interface is connected.
When roller 12 acts against the bottom of arc groove 13, the switching node of travel switch 5 is in normally open, works as roller
12 with sliding block 3 when relatively moving and be moved to outside arc groove 13, and the switching node of travel switch 5 is in normally off.
Below in conjunction with accompanying drawing, the present invention is further illustrated：
During fault-free normal work, sliding block 3 is located at the centre position inside shell 2, and roller 12 is located at the bottom of arc groove 13, multiple
The front end of position handle 1 props up the middle part of sliding block 3, and now the switching node of travel switch 5 is in normally open, indicator lamp 8
Do not work.When being in an emergency, operating personnel from emergency stop switch farther out when, first way, in the rear end institute of left and right pull bar 6
Under the steel wire rope of system is pulled, roller 12 is relatively moved and is moved to outside arc groove 13 with sliding block 3, i.e. the movement of sliding block 3 pressure
To roller 12, the switching node of travel switch 5 is closed, and signal feeds back in the intrinsic safety signaling interface of belt feeder protected host, refers to
Show the Chang Liang of lamp 8, belt feeder power-off parking, while in the front end left counterbore of insertion or right counterbore of reseting handle 1, realizing locking, thing
Therefore must pull the reseting handle 1 could to reset after having processed；The second way, when being in an emergency, operating personnel are from jerk
When switch is nearer, or due to certain cause specific, when travel switch 5 fails, now press locking press button 7, locking press button 7 is touched
Point closure, signal is fed back in the intrinsic safety signaling interface of belt feeder protected host, the Chang Liang of indicator lamp 8, belt feeder power-off parking, thing
Therefore locking press button 7 must be pressed after having processed could be resetted.After reset, the intrinsic safety signaling interface of belt feeder protected host is pressed
Start button, realizes that belt feeder starts.
Claims (5)
1. it is a kind of with latch buttons and display lamp along emergency stop switch, it is characterised in that：Include shell, left and right pull bar,
Reseting handle, sliding block and travel switch, the arranged on left and right sides of the shell and front side are respectively equipped with left and right, preceding pilot hole, described
The front end of left and right pull bar and reseting handle corresponds to through left and right, the preceding pilot hole and extends in the shell respectively
Portion, described sliding block is arranged at the inside of the shell, and the two ends of sliding block are mutually fixed with the front end of the left and right pull bar respectively to be connected
Connect, sliding block is being respectively equipped with left and right counterbore towards the side of the reseting handle, and the outside of the left and right pull bar is described outer
Compression spring is respectively installed between the two ends of the inwall of shell and the sliding block；Described travel switch is arranged on the shell
Inside, the contact of travel switch is provided with roller, and the sliding block is being provided with arc groove towards the side of the travel switch, described
The periphery of roller acts against the bottom of the arc groove；The side of the shell is separately installed with locking press button and indicator lamp,
Described locking press button is connected after being in parallel with travel switch with the intrinsic safety signaling interface of belt feeder protected host, described finger
Show that lamp is connected with the intrinsic safety signaling interface of belt feeder protected host.
2. it is according to claim 1 with latch buttons and display lamp along emergency stop switch, it is characterised in that：It is described
The rear end of left and right pull bar is connected to steel wire rope, and left and right pull bar can drive the cunning under the pulling function of the steel wire rope
Block is moved left and right together.
3. it is according to claim 1 with latch buttons and display lamp along emergency stop switch, it is characterised in that：The cunning
The two ends of block coordinate front end respectively with the left and right pull bar to be mutually fixedly connected by screw thread, and the two ends of sliding block with it is described it is left,
The joint portion of right pull bar front end is screwed with locking nut respectively.
4. it is according to claim 1 with latch buttons and display lamp along emergency stop switch, it is characterised in that：It is described outer
The inside of shell is separately installed with binding post, the connecting wire difference of the travel switch in the left and right side of the travel switch
Correspondence the fairlead that is then passed through on the shell and is believed after being connected with the binding post with the intrinsic safety of belt feeder protected host
Number interface is connected.
5. it is according to claim 1 with latch buttons and display lamp along emergency stop switch, it is characterised in that：When described
When roller acts against the bottom of the arc groove, the switching node of the travel switch is in normally open, when the roller with
When the sliding block is relatively moved and is moved to outside the arc groove, the switching node of the travel switch is in normally closed shape
State.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083527.9A CN106783248A (en) | 2017-02-16 | 2017-02-16 | Emergency stop switch along the line with latch buttons and display lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083527.9A CN106783248A (en) | 2017-02-16 | 2017-02-16 | Emergency stop switch along the line with latch buttons and display lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106783248A true CN106783248A (en) | 2017-05-31 |
Family
ID=58957837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710083527.9A Pending CN106783248A (en) | 2017-02-16 | 2017-02-16 | Emergency stop switch along the line with latch buttons and display lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106783248A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109243876A (en) * | 2018-11-01 | 2019-01-18 | 常熟市创新自动化控制仪表有限公司 | A kind of limit switch with protective device |
| CN110550532A (en) * | 2019-08-23 | 2019-12-10 | 北京电子工程总体研究所 | in-place feedback mechanism |
| CN113460613A (en) * | 2020-03-31 | 2021-10-01 | 上海梅山钢铁股份有限公司 | Belt conveyor protector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202549650U (en) * | 2011-11-18 | 2012-11-21 | 徐州华讯科技有限公司 | Intrinsically safe mining sudden stop switch |
| CN202839329U (en) * | 2012-09-08 | 2013-03-27 | 宿州市恒泰电器有限公司 | Emergency stop switch of mine belt conveyor |
| CN203966875U (en) * | 2014-05-30 | 2014-11-26 | 常州联力自动化科技有限公司 | Mining intrinsic safety type crashstop closedown switch |
| CN104409230A (en) * | 2014-12-03 | 2015-03-11 | 天津华宁电子有限公司 | Mining emergency stop locking device based on reed switch |
| CN206432155U (en) * | 2017-02-16 | 2017-08-22 | 安徽宝龙电器有限公司 | Emergency stop switch along the line with latch buttons and display lamp |
-
2017
- 2017-02-16 CN CN201710083527.9A patent/CN106783248A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202549650U (en) * | 2011-11-18 | 2012-11-21 | 徐州华讯科技有限公司 | Intrinsically safe mining sudden stop switch |
| CN202839329U (en) * | 2012-09-08 | 2013-03-27 | 宿州市恒泰电器有限公司 | Emergency stop switch of mine belt conveyor |
| CN203966875U (en) * | 2014-05-30 | 2014-11-26 | 常州联力自动化科技有限公司 | Mining intrinsic safety type crashstop closedown switch |
| CN104409230A (en) * | 2014-12-03 | 2015-03-11 | 天津华宁电子有限公司 | Mining emergency stop locking device based on reed switch |
| CN206432155U (en) * | 2017-02-16 | 2017-08-22 | 安徽宝龙电器有限公司 | Emergency stop switch along the line with latch buttons and display lamp |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109243876A (en) * | 2018-11-01 | 2019-01-18 | 常熟市创新自动化控制仪表有限公司 | A kind of limit switch with protective device |
| CN110550532A (en) * | 2019-08-23 | 2019-12-10 | 北京电子工程总体研究所 | in-place feedback mechanism |
| CN110550532B (en) * | 2019-08-23 | 2022-03-04 | 北京电子工程总体研究所 | In-place feedback mechanism |
| CN113460613A (en) * | 2020-03-31 | 2021-10-01 | 上海梅山钢铁股份有限公司 | Belt conveyor protector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
|
| RJ01 | Rejection of invention patent application after publication |