CN214554349U - Emergency stop device for fully mechanized mining face reversed loader and crusher - Google Patents
Emergency stop device for fully mechanized mining face reversed loader and crusher Download PDFInfo
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- CN214554349U CN214554349U CN202023234009.9U CN202023234009U CN214554349U CN 214554349 U CN214554349 U CN 214554349U CN 202023234009 U CN202023234009 U CN 202023234009U CN 214554349 U CN214554349 U CN 214554349U
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Abstract
The application discloses an emergency stop device of a fully mechanized mining face reversed loader and a crusher, which comprises the reversed loader, the crusher arranged on the reversed loader and a frame arranged on a chute of the reversed loader, wherein the frame is positioned in front of an inlet of the crusher; the emergency stop control unit and the trigger assembly used for triggering the emergency stop control unit are installed on the rack, the trigger assembly is connected with the emergency stop control unit, and the emergency stop control unit is in communication connection with the reversed loader and the crusher respectively. According to the method, the rack is arranged in front of the inlet of the crusher on the chute of the reversed loader, when a worker carelessly falls into the chute of the loader, the trigger assembly on the rack can be actively triggered, the trigger assembly further triggers the emergency stop control unit, and the reversed loader and the crusher are controlled to be shut down by the emergency stop control unit; the emergency stop device can be used for self rescue when a worker falls into the reversed loader, and has high response speed and high safety.
Description
Technical Field
The application relates to fully mechanized mining face equipment, in particular to an emergency stop device of a fully mechanized mining face reversed loader and a crusher.
Background
The crusher and the reversed loader of the fully mechanized mining face of the coal mine are matched for use and are positioned in the transportation crossheading, the space of the position is narrow, the noise is large, and personnel pass frequently. When the reversed loader is provided with the crusher, a worker can easily slide into the sliding groove of the reversed loader carelessly in the operation process of the equipment, and if the reversed loader is not closed in time, the worker can be easily brought into the crusher by the reversed loader, so that the accident that the crusher hurts people is caused. At present, the shutdown of the crusher and the reversed loader only depends on a power switch, and when a worker finds that someone accidentally slips into a chute of the reversed loader, the power switch is timely turned off.
SUMMERY OF THE UTILITY MODEL
The utility model provides a purpose is to overcome prior art's not enough, provides one kind and can in time shut down the full face elevating conveyor and the scram device of breaker of elevating conveyor and breaker when personnel fall into the elevating conveyor.
The technical scheme of the application provides an emergency stop device of a fully mechanized mining face reversed loader and a crusher, which comprises the reversed loader, the crusher arranged on the reversed loader and a rack arranged on a chute of the reversed loader, wherein the rack is positioned in front of an inlet of the crusher;
the emergency stop control unit and the trigger assembly used for triggering the emergency stop control unit are installed on the rack, the trigger assembly is connected with the emergency stop control unit, and the emergency stop control unit is in communication connection with the reversed loader and the crusher respectively.
Further, the emergency stop control unit comprises a pull switch, and the pull switch is in communication connection with the reversed loader and the crusher;
the pull switch is provided with a pull wire, the pull wire is connected with the trigger component, and the trigger component pulls the pull wire when being triggered.
Furthermore, the frame is fixedly installed on the chute, the trigger assembly is installed below the frame in a swinging mode, and a pulling device is hung on the trigger assembly.
Furthermore, the frame comprises a fixed frame and a guide rotary roller, the fixed frame is fixedly connected to the chute, and the guide rotary roller and the pull-wire switch are both arranged on the fixed frame;
the pull wire of the pull wire switch is connected with the trigger assembly after being guided by the guide rotating roller, and is arranged along the transportation direction of the chute.
Furthermore, the pull switch is provided with two pull wires, and the fixed frame is provided with two guide rotating rollers;
each pull wire is guided by one guide rotating roller, and the pull switch is positioned between the two guide rotating rollers.
Further, the triggering assembly comprises a swing frame and at least two connecting rods, and the connecting rods are connected between the swing frame and the machine frame;
the upper end of the connecting rod is connected with the rack in a swinging mode, the lower end of the connecting rod is connected with the swinging frame in a swinging mode, and the swinging directions of all the connecting rods are the same.
Furthermore, a connecting lug plate is arranged on the rack, and a connecting hole is formed in the swing frame;
the upper end of the connecting rod is connected with the connecting lug plate through a first pin shaft, and the lower end of the connecting rod is connected with the connecting hole through a second pin shaft.
Further, the swing frame comprises a square frame, a connecting ring is arranged on the square frame, and the connecting ring is connected with the stay wire.
Further, the square frame comprises at least two supporting beams arranged along the width direction of the chute, and at least two pulling devices are suspended on each supporting beam.
Furthermore, the pulling device comprises a lifting chain and an anti-skidding rolling ball, the upper end of the lifting chain is connected with the supporting cross beam, and the anti-skidding rolling ball is connected with the lower end of the lifting chain.
After adopting above-mentioned technical scheme, have following beneficial effect:
according to the method, the rack is arranged in front of the inlet of the crusher on the chute of the reversed loader, when a worker carelessly falls into the chute of the loader, the trigger assembly on the rack can be actively triggered, the trigger assembly further triggers the emergency stop control unit, and the reversed loader and the crusher are controlled to be shut down by the emergency stop control unit;
the emergency stop device can be used for self rescue when a worker falls into the reversed loader, and has high response speed and high safety.
Drawings
The disclosure of the present application will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present application. In the figure:
FIG. 1 is a state diagram of a fully mechanized mining face loader and a crash stop of a crusher when triggered according to an embodiment of the present application;
FIG. 2 is a hardware connection diagram of a control circuit of the emergency stop device according to an embodiment of the present application;
FIG. 3 is a schematic view of a rack in an embodiment of the present application;
FIG. 4 is a schematic diagram of a trigger assembly in an embodiment of the present application.
Reference symbol comparison table:
the reversed loader 001: a chute 01;
a crusher 002;
a rack 003: the device comprises a fixed frame 04, longitudinal beams 41, cross beams 42, upright columns 43, connecting lug plates 44, connecting through holes 441 and a guide rotary roller 05;
scram control unit 004: a pull switch 02, a pull wire 21;
the trigger assembly 005: the device comprises a pulling device 03, a sling chain 31, an antiskid rolling ball 32, a swing frame 06, a square frame 61, a connecting hole 611, a connecting ring 612, a supporting beam 62 and a connecting rod 07.
Detailed Description
Embodiments of the present application are further described below with reference to the accompanying drawings.
It is easily understood that according to the technical solutions of the present application, those skilled in the art can substitute various structures and implementations without changing the spirit of the present application. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present application, and should not be construed as limiting or restricting the technical solutions of the present application in their entirety.
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Throughout the description of the present application, it is to be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "coupled" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The foregoing is to be understood as belonging to the specific meanings in the present application as appropriate to the person of ordinary skill in the art.
The scram device of the fully mechanized mining face reversed loader and the crusher in the embodiment of the application is shown in fig. 1 and 2, and comprises a reversed loader 001, a crusher 002 arranged on the reversed loader 001, a frame 003 arranged on a chute 01 of the reversed loader 001, and the frame 003 is positioned in front of an inlet of the crusher 002;
the emergency stop control unit 004 and the trigger assembly 005 for triggering the emergency stop control unit 004 are installed on the rack 003, the trigger assembly 005 is connected with the emergency stop control unit 004, and the emergency stop control unit 004 is in communication connection with the reversed loader 001 and the crusher 002 respectively.
Specifically, the frame 003 is fixedly mounted to the chute 01 of the reversed loader 001 approximately 3 meters forward of the inlet of the crusher 002. The frame 003 is used for installing the scram control unit 004 and the trigger assembly 005, and when the staff carelessly falls into the chute and is taken to the in-process of breaker 002 entry by the elevating conveyor, the staff can initiatively trigger the trigger assembly 005, and the trigger assembly 005 further triggers the scram control unit 004, and the scram control unit 004 then controls the elevating conveyor 001 and the breaker 002 to stop in time, can effectively ensure the safety of the staff who falls into.
The scram device in this application embodiment adopts the mode that mechanical structure and control circuit combined together, triggers scram the control unit 004 through mechanical structures such as frame 003 and trigger assembly 005, reduces the degree of difficulty that triggers of trigger assembly 005, can trigger scram the control unit 004 fast, realizes in time shutting down to guarantee personnel's safety.
Further, as shown in fig. 1, the emergency stop control unit 004 includes a pull switch 02, the pull switch 02 is in communication with the reversed loader 001 and the crusher 002;
the pull switch 02 has a pull wire 21, the pull wire 21 is connected to a trigger assembly 005, and the trigger assembly 005 pulls the pull wire 21 when triggered.
Particularly, the pull switch 02 can be triggered by pulling the pull wire 21, has the advantages of sensitive triggering and remote triggering, can be installed on the triggering component 005 with a large structure, and can be triggered in time.
As an example, the pullswitch 02 is connected in series between the elevating conveyor 001 and the power supply and also connected in series between the crusher 002 and the power supply, and when the pullswitch 02 is triggered, the connection between the elevating conveyor 001 and the crusher 002 and the power supply is directly disconnected, so that the emergency stop of the elevating conveyor 001 and the crusher 002 is realized.
Optionally, the emergency stop control unit 004 may further include a controller, the controller may employ elements such as a single chip microcomputer, a Programmable Logic Controller (PLC), a relay, and an electrical control switch, the controller is in communication with the pull switch 02, the reversed loader 001, and the crusher 002, when the pull switch 02 is triggered, the pull switch 02 sends a switch signal to the controller, and the controller controls the reversed loader 001 and the crusher 002 to stop according to the switch signal.
Further, as shown in fig. 1, a frame 003 is fixedly mounted on the chute 01, a trigger assembly 005 is swingably mounted below the frame 003, and a pulling device 03 is also suspended from the trigger assembly 005.
Specifically, after the worker falls into the chute 01, the worker grasps the pulling device 03 to drive the trigger assembly 005 to swing relative to the frame 003, and pulls the pull wire of the pull switch 02 along with the swing of the trigger assembly 005, so that the pull switch 02 is triggered.
According to the embodiment of the application, the pulling amplitude of the pulling pull switch 02 is amplified through the swinging of the trigger component 005, the pull switch 02 can be triggered, and the reversed loader 001 and the crusher can be turned off in time.
Further, as shown in fig. 3, the frame 003 includes a fixed frame 04 and a guiding roller 05, the fixed frame 04 is fixedly connected to the chute 01, and the guiding roller 05 and the pull switch 02 are both mounted on the fixed frame 04;
the pulling wire 21 of the pulling switch 02 is guided by the guide roller 05 and then connected with the trigger assembly 005, and the pulling wire 21 is arranged along the transportation direction of the chute 01.
The fixed frame 04 specifically comprises two longitudinal beams 41, three cross beams 42 and four upright posts 43, the two longitudinal beams 41 are arranged along the transportation direction of the chute 01, the three cross beams 42 are connected between the two longitudinal beams 41, each cross beam 42 is perpendicular to the two longitudinal beams 41 at the same time, the two longitudinal beams 41 and the three cross beams 42 enclose a plane frame, and the plane frame is horizontally arranged. Two ends of each longitudinal beam 41 are respectively connected with a vertical column 43, and the vertical columns 43 are arranged along the vertical direction, namely the vertical columns 43 are perpendicular to the longitudinal beams and the cross beams 42; the four posts 43 are also connected to the side guards of the chute 01 to secure the fixed frame 04 to the chute 01. The longitudinal beam 41, the cross beam 42 and the upright column 43 are made of channel steel, and the longitudinal beam 41, the cross beam 42 and the upright column 43 are connected and fixed by welding; the length of the upright column 43 can be set to 400mm, and the length of the cross beam 42 can be set to 720mm-1300mm, which is specifically set according to the width of the chute 01 of the reversed loader 001.
The guiding rotary rod 05 and the pull switch 02 are both arranged on the fixed frame 04, the guiding rotary rod 05 is arranged on the edge of the fixed frame 04, the trigger component 005 is connected below the fixed frame 04 in a swinging manner, the pull wire 21 of the pull switch 02 is connected with the trigger component 005 after being guided by the guiding rotary rod 05, and the conveying direction of the chute 01 of the pull wire 21 is set, namely when the trigger component 005 swings in the conveying direction of the chute 01, the pull wire 21 can be pulled and the pull switch 02 can be triggered.
Further, as shown in fig. 1 and 3, the pull switch 02 has two pull wires 21, and two guiding rollers 05 are mounted on the fixed frame 04;
each pull wire 21 is guided by one guide roller 05, and the pull switch 02 is located between the two guide rollers 05.
Specifically, any one of the pull wires 21 of the pull switch 02 can be triggered when pulled, and in order to improve the trigger sensitivity of the pull switch 02, two pull wires 21 with opposite pulling directions are provided, and the two pull wires 21 are positioned on the same straight line.
As shown in fig. 3, the pull switch 02 is mounted on the middle cross beam 42, two guiding rotary rods 05 are respectively mounted on the two cross beams 42 at the front and rear ends, and each guiding rotary rod 05 guides one pull wire 21.
Further, as shown in fig. 4, the triggering assembly 005 includes a swing frame 06 and at least two connecting rods 07, the connecting rods 07 are connected between the swing frame 06 and the frame 003;
the upper end of the connecting rod 07 is connected with the frame 003 in a swinging mode, the lower end of the connecting rod 07 is connected with the swinging frame 06 in a swinging mode, and the swinging directions of all the connecting rods 07 are the same.
In the embodiment of the application, the swing frame 06 is connected below the fixed frame 04 through four connecting rods 07, and the connecting rods 07 can drive the swing frame 06 to swing in the conveying direction of the chute 01.
Specifically, as shown in fig. 3, a fixing frame 04 of the frame 003 is provided with a connecting ear plate 44, the connecting ear plate 44 is provided with a connecting through hole 441, and as shown in fig. 4, the swing frame 06 is provided with a connecting hole 611;
the upper end of the connecting rod 07 is connected with the connecting lug plate 44 through a first pin (not shown), and the lower end of the connecting rod 07 is connected with the connecting hole 611 through a second pin (not shown).
The connecting rod 07 has a certain strength and can limit the swing direction of the swing frame 06 to be the same along the transport direction of the chute 01, and the movement direction of the worker who falls into the chute 01 is also along the transport direction of the chute 01, so that the pull switch 02 can be triggered.
Further, as shown in fig. 4, the swing frame 06 includes a square frame 61, and a connection ring 612 is disposed on the square frame 61, and the connection ring 612 is connected to the pulling wire 21.
Specifically, the front end and the rear end of the square frame 61 are respectively provided with a connecting ring 612, two pull wires 21 of the pull switch 02 are respectively tied on one connecting ring 612, and the two pull wires 21 are in a tight state under the state that the square frame 61 is naturally hung, so that when the swing frame 06 is triggered to swing, the pull wires 21 can be pulled rapidly to trigger the pull switch 02.
Further, as shown in fig. 4, the square frame 61 includes at least two supporting beams 62 arranged in the width direction of the chute 01, and at least two pulling devices 03 are suspended from each beam 62.
Specifically, the square frame 61 in the embodiment of the present application is provided with three supporting beams 62, the three supporting beams 62 are arranged at intervals in the transportation direction of the chute 01, each supporting beam 62 is provided with four pulling devices 03, and the four pulling devices 03 are arranged at intervals in the length direction of the supporting beam 62.
In the embodiment of the application, the plurality of pulling devices 03 are arranged on the swing frame 06 in a square matrix manner, and workers falling into the chute can suspend below the swing frame 06 by only grasping any one of the pulling devices 03, so that the swing frame 06 is driven to swing, and the pull switch 02 is triggered.
Further, as shown in fig. 4, the pulling device 03 comprises a suspension chain 31 and an antiskid rolling ball 32, wherein the upper end of the suspension chain 31 is connected with the supporting beam 62, and the antiskid rolling ball is connected with the lower end of the suspension chain.
Specifically, antiskid spin 32's surface cladding has the rubber layer, and preferably, is provided with bellied anti-skidding line on the rubber layer, makes the staff steadily grasp antiskid spin 32 to antiskid spin 32 rotationally connects at the lower extreme of chain sling 31, can roll along with staff's rocking emergence, more is difficult for droing.
The utility model provides a combine and adopt scram device of face elevating conveyor and breaker in the embodiment of this application, fixed mounting frame on the chute of elevating conveyor, and install wobbling swing span and the cord switch that is used for controlling elevating conveyor and breaker and shut down in the frame, the connection of acting as go-between of swing span and cord switch, when the staff falls into the chute carelessly, through drawing the device of dragging on drawing the swing span, can stimulate the swing span swing, thereby trigger the cord switch, control elevating conveyor and breaker emergency shutdown, simultaneously the staff can also be through promptly drawing the device of dragging, whole below at the swing span of hanging in midair, thereby avoid being driven to the breaker by the elevating conveyor, can effectively prevent the emergence of breaker wounded's incident.
What has been described above is merely the principles and preferred embodiments of the present application. It should be noted that, for those skilled in the art, the embodiments obtained by appropriately combining the technical solutions respectively disclosed in the different embodiments are also included in the technical scope of the present invention, and several other modifications may be made on the basis of the principle of the present application and should be regarded as the protective scope of the present application.
Claims (10)
1. An emergency stop device of a fully mechanized mining face reversed loader and a crusher comprises the reversed loader and the crusher arranged on the reversed loader, and is characterized by further comprising a frame arranged on a chute of the reversed loader, and the frame is positioned in front of an inlet of the crusher;
the emergency stop control unit and the trigger assembly used for triggering the emergency stop control unit are installed on the rack, the trigger assembly is connected with the emergency stop control unit, and the emergency stop control unit is in communication connection with the reversed loader and the crusher respectively.
2. The scram device of a fully mechanized mining face loader and crusher of claim 1, wherein the scram control unit comprises a pull switch communicatively connected to the loader and the crusher;
the pull switch is provided with a pull wire, the pull wire is connected with the trigger component, and the trigger component pulls the pull wire when being triggered.
3. The scram device of a fully mechanized mining face loader and crusher according to claim 2, wherein the frame is fixedly mounted on the chute, the triggering assembly is swingably mounted below the frame, and a pulling device is further suspended on the triggering assembly.
4. The scram device of a fully mechanized mining face loader and crusher according to claim 3, wherein the frame comprises a fixed frame and a guide roller, the fixed frame is fixedly connected to the chute, and the guide roller and the pull switch are both mounted on the fixed frame;
the pull wire of the pull wire switch is connected with the trigger assembly after being guided by the guide rotating roller, and is arranged along the transportation direction of the chute.
5. The scram device of a fully mechanized mining face loader and crusher according to claim 4, wherein the pull switch has two pull wires, and two guide rollers are mounted on the fixed frame;
each pull wire is guided by one guide rotating roller, and the pull switch is positioned between the two guide rotating rollers.
6. The emergency stop device for a fully mechanized mining face loader and crusher according to any of claims 3 to 5, wherein the triggering assembly comprises a swing frame and at least two links connected between the swing frame and the frame;
the upper end of the connecting rod is connected with the rack in a swinging mode, the lower end of the connecting rod is connected with the swinging frame in a swinging mode, and the swinging directions of all the connecting rods are the same.
7. The scram device of the fully mechanized mining face reversed loader and the crusher according to claim 6, characterized in that the frame is provided with a connecting lug plate, and the swing frame is provided with a connecting hole;
the upper end of the connecting rod is connected with the connecting lug plate through a first pin shaft, and the lower end of the connecting rod is connected with the connecting hole through a second pin shaft.
8. The scram device of a fully mechanized mining face loader and crusher according to claim 6, wherein the swing frame comprises a square frame, and a connection ring is provided on the square frame, and the connection ring is connected with the stay wire.
9. The scram device of a fully mechanized mining face loader and crusher according to claim 8, wherein the square frame comprises at least two support beams arranged in the width direction of the chute, each support beam having at least two pulling devices suspended thereon.
10. The scram device of a fully mechanized mining face loader and crusher according to claim 9, wherein the pulling device comprises a sling chain and a non-slip ball, the upper end of the sling chain is connected to the supporting beam, and the non-slip ball is connected to the lower end of the sling chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023234009.9U CN214554349U (en) | 2020-12-28 | 2020-12-28 | Emergency stop device for fully mechanized mining face reversed loader and crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023234009.9U CN214554349U (en) | 2020-12-28 | 2020-12-28 | Emergency stop device for fully mechanized mining face reversed loader and crusher |
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| Publication Number | Publication Date |
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| CN214554349U true CN214554349U (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023234009.9U Active CN214554349U (en) | 2020-12-28 | 2020-12-28 | Emergency stop device for fully mechanized mining face reversed loader and crusher |
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| CN (1) | CN214554349U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114265373A (en) * | 2021-11-22 | 2022-04-01 | 煤炭科学研究总院 | Integrated control platform control system for fully mechanized mining face |
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- 2020-12-28 CN CN202023234009.9U patent/CN214554349U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114265373A (en) * | 2021-11-22 | 2022-04-01 | 煤炭科学研究总院 | Integrated control platform control system for fully mechanized mining face |
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