CN114104931A - Locking method for auxiliary shaft operating car pusher - Google Patents
Locking method for auxiliary shaft operating car pusher Download PDFInfo
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- CN114104931A CN114104931A CN202111259149.8A CN202111259149A CN114104931A CN 114104931 A CN114104931 A CN 114104931A CN 202111259149 A CN202111259149 A CN 202111259149A CN 114104931 A CN114104931 A CN 114104931A
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- car
- locking
- car pusher
- control box
- pusher
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000017525 heat dissipation Effects 0.000 claims description 21
- 239000000428 dust Substances 0.000 claims description 11
- 230000000007 visual effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 239000003245 coal Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/14—Applications of loading and unloading equipment
- B66B17/16—Applications of loading and unloading equipment for loading and unloading mining-hoist cars or cages
- B66B17/22—Securing vehicles in cars or cages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/14—Applications of loading and unloading equipment
- B66B17/28—Applications of loading and unloading equipment electrically controlled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
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Abstract
The application provides a locking method for a car pusher of a side well car operation, and belongs to the technical field of coal mine electromechanical equipment control. The method comprises the following steps: s1, changing the operation step of the car pusher, and adding a car pusher locking contact M18 on a car pusher control PLC; s2, adding a car pusher locking button on the PLC control box, and controlling a car pusher locking contact M18 through the car pusher locking button; s3, arranging a car arrester and an alarm mechanism, wherein after the cage is in place, the alarm mechanism sends a parking signal to drop the cradle and open the cage door and the car arrester; s4, pressing down a car pusher locking button by a hitcher at a safe position, and operating the car pusher by a signaler to load and unload the car. The locking method of the auxiliary shaft operating car pusher can increase the safety of a wellhead and reduce the occurrence of wellhead accidents, and has obvious safety effect.
Description
Technical Field
The application relates to the technical field of coal mine electromechanical equipment control, in particular to a locking method of a car pusher for operating a side shaft.
Background
When a signal worker loads and unloads a vehicle, the well mouth holds the position of the hooking worker improperly or enters the cage, the signal worker has a blind area and cannot see the hooking worker, and if the signal worker does not confirm the position, the signal worker is easy to hurt the hooking worker during operation, so that a work injury accident is caused.
Disclosure of Invention
In order to make up for the above deficiencies, the application provides a locking method for a car pusher of a side well operation.
The embodiment of the application provides a locking method of a car pusher of a side well car, which comprises the following steps:
s1, changing the operation step of the car pusher, and adding a car pusher locking contact M18 on a car pusher control PLC;
s2, adding a car pusher locking button on the PLC control box, and controlling a car pusher locking contact M18 through the car pusher locking button;
s3, arranging a car arrester and an alarm mechanism, wherein after the cage is in place, the alarm mechanism sends a parking signal to drop the cradle and open the cage door and the car arrester;
s4, pressing down a car pusher locking button by a hitcher at a safe position, and operating the car pusher by a signaler to load and unload the car.
In the implementation process, the safety of the wellhead can be improved, the occurrence of wellhead accidents is reduced, and the safety effect is remarkable.
In a specific embodiment, the PLC control box in S2 includes a lock indicator, an unlock indicator, an intermediate relay, a first relay normally open contact, a second relay normally open contact, a normally closed relay contact, a relay auxiliary contact, a lock button, and an unlock button; the locking indicator lamp, the unlocking indicator lamp, the locking button and the unlocking button are installed on a panel of the PLC control box, the intermediate relay is installed inside the PLC control box, and a relay auxiliary contact of the intermediate relay is connected with an electric control interface of the operation control box.
In one specific embodiment, the latching button is a normally open button and the unlatching button is a normally closed button, both of which are connected in series and then connected to the intermediate relay.
In a specific implementation scheme, a heat dissipation mechanism is arranged in the PLC control box, and a mounting mechanism is arranged on the outer side of the PLC control box.
In a specific embodiment, heat dissipation mechanism includes radiator fan, bottom plate, screw, louvre and dust screen, radiator fan is fixed to be set up on the bottom plate, the bottom plate pass through all around the screw with PLC control box fixed connection, 12 groups have been seted up to the louvre, 12 groups the louvre is 4x3 matrix arrangement and is in one side of PLC control box, the dust screen is provided with two sets ofly, and two sets of the dust screen sets up on the PLC control box, and two sets of the dust screen setting is in radiator fan's both sides.
In the above-mentioned realization process, through setting up heat dissipation mechanism, can conveniently dispel the heat to PLC control box inside, conveniently dampproofing simultaneously.
In a specific implementation scheme, the four groups of mounting mechanisms are symmetrically arranged on the upper side and the lower side of the PLC control box, each mounting mechanism comprises a mounting block and a fastening bolt, the mounting blocks are mounted on the PLC control box, and the fastening bolts are in threaded connection with the mounting blocks.
In the implementation process, the PLC control box can be conveniently installed by arranging the installation mechanism.
In a specific embodiment, the car arrester in S3 comprises a first limit plate and a second limit plate which are arranged at two sides of the track, a vehicle stopping plate is arranged between the first limit plate and the second limit plate, the upper surface of the first limit plate is provided with a rotating groove, a rotating shaft is rotationally arranged in the rotating groove, one end of the car stopping plate is fixedly sleeved on the circumference of the rotating shaft, the upper surface of the second limit plate is provided with a clamping groove, the other end of the car stopping plate is arranged in the clamping groove, the outer surface of the first limit plate is provided with a servo motor, the output end of the servo motor is connected with a first bevel gear in a transmission way, an accommodating cavity is formed in the first limiting plate, the first bevel gear is meshed with the second bevel gear, the second bevel gear key-type is in the one end of pivot, first bevel gear with the second bevel gear all rotates the setting and is in hold the intracavity.
In a specific embodiment, fixed blocks are welded at two ends of the first limiting plate and the second limiting plate, and expansion bolts are arranged on the fixed blocks.
In a specific embodiment, the car stopping method of the car arrester comprises the following steps:
s101, mounting a first limiting plate and a second limiting plate on two sides of a track through expansion bolts;
s102, driving a first bevel gear to rotate through a servo motor, driving a second bevel gear to rotate through the first bevel gear, and driving a rotating shaft to rotate through the second bevel gear;
s103, the rotating shaft drives the car stopping plate to rotate, so that the other end of the car stopping plate rotates into the clamping groove, the car stopping plate blocks the track, and car stopping work is completed.
In a specific embodiment, alarm mechanism includes infrared ray sensor and audible and visual alarm, infrared ray sensor sets up before car pusher parking position, and when car pusher moved infrared ray sensor department, infrared ray sensor gave the signal transmission for audible and visual alarm, audible and visual alarm sends parking signal, realizes reminding the function.
Drawings
In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a block flow diagram provided by an embodiment of the present application;
fig. 2 is a schematic structural diagram of a part of a PLC control box according to an embodiment of the present disclosure;
FIG. 3 is a partial structural sectional view of a PLC control box provided in an embodiment of the present application;
FIG. 4 is a schematic structural diagram of a portion of a car arrester provided in an embodiment of the present application;
FIG. 5 is an enlarged schematic view of a portion of a car arrester provided in an embodiment of the present application;
FIG. 6 is a circuit diagram provided in an embodiment of the present application;
fig. 7 is a schematic diagram of PLC connection according to an embodiment of the present application.
In the figure: 1. a locking indicator light; 2. an unlocking indicator light; 3. an intermediate relay; 31. a normally open contact I of the relay; 32. a relay normally open contact II; 33. normally closed contacts of the relay; 34. a relay auxiliary contact; 4. a locking button; 5. an unlock button; 6. a vehicle operation control box; 71. a heat radiation fan; 72. a base plate; 73. a screw; 74. heat dissipation holes; 75. a dust screen; 81. mounting blocks; 82. fastening a bolt; 9. a car arrester; 91. a first limit plate; 92. a second limiting plate; 93. a vehicle stopping plate; 94. a rotating groove; 95. a rotating shaft; 96. a card slot; 97. a servo motor; 98. a first bevel gear; 99. an accommodating chamber; 910. a second bevel gear; 911. a fixed block; 912. an expansion bolt; 10. a track.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1-7, the present application provides a locking method for a car pusher of a side well operation car, comprising the following steps:
s1, changing the operation step of the car pusher, and adding a car pusher locking contact M18 on a car pusher control PLC;
s2, adding a car pusher locking button 4 on the PLC control box, and controlling a car pusher locking contact M18 through the car pusher locking button 4;
s3, arranging a car arrester 9 and an alarm mechanism, wherein after the cage is in place, the alarm mechanism sends a parking signal to drop the cradle and open the cage door and the car arrester 9;
s4, pressing down the car pusher locking button 4 by the hitcher at the safe position, and operating the car pusher by the signaler to load and unload the car.
Referring to fig. 1-6, the PLC control box in S2 includes a locking indicator light 1, an unlocking indicator light 2, an intermediate relay 3, a first relay normally open contact 31, a second relay normally open contact 32, a normally closed relay contact 33, a relay auxiliary contact 34, a locking button 4, and an unlocking button 5; the locking indicator lamp 1, the unlocking indicator lamp 2, the locking button 4 and the unlocking button 5 are installed on a panel of the PLC control box, the intermediate relay 3 is installed inside the PLC control box, and a relay auxiliary contact 34 of the intermediate relay 3 is connected with an electric control interface of the operation control box 6; the locking button 4 is a normally open button, the unlocking button 5 is a normally closed button, and the normally open button and the normally closed button are connected in series and then connected with the intermediate relay 3.
Referring to fig. 2-3, a heat dissipation mechanism is disposed in the PLC control box, an installation mechanism is disposed outside the PLC control box, the heat dissipation mechanism includes a heat dissipation fan 71, a bottom plate 72, screws 73, heat dissipation holes 74, and dust screens 75, the heat dissipation fan 71 is fixedly disposed on the bottom plate 72, the periphery of the bottom plate 72 is fixedly connected to the PLC control box through the screws 73, 12 sets of the heat dissipation holes 74 are disposed, the 12 sets of the heat dissipation holes 74 are arranged in a 4x3 matrix on one side of the PLC control box, two sets of the dust screens 75 are disposed on two sides of the heat dissipation fan 71, four sets of the installation mechanism are disposed, the four sets of the installation mechanism are symmetrically disposed on the upper and lower sides of the PLC control box, the installation mechanism includes an installation block 81 and a fastening bolt 82, the mounting block 81 is mounted on the PLC control box, and the fastening bolt 82 is in threaded connection with the mounting block 81; through setting up installation mechanism, can conveniently install the PLC control box, through setting up heat dissipation mechanism, can conveniently dispel the heat to PLC control box inside, conveniently carry out dampproofing simultaneously.
Referring to fig. 4 to 5, the car stopper 9 in S3 includes a first limiting plate 91 and a second limiting plate 92 installed at two sides of a track 10, a car stopper plate 93 is installed between the first limiting plate 91 and the second limiting plate 92, a rotation groove 94 is formed on an upper surface of the first limiting plate 91, a rotation shaft 95 is rotatably installed in the rotation groove 94, one end of the car stopper plate 93 is fixedly connected to a circumference of the rotation shaft 95, a clamping groove 96 is formed on an upper surface of the second limiting plate 92, the other end of the car stopper plate 93 is installed in the clamping groove 96, a servo motor 97 is installed on an outer surface of the first limiting plate 91, an output end of the servo motor 97 is in transmission connection with a first bevel gear 98, an accommodating cavity 99 is formed inside the first limiting plate 91, the first bevel gear 98 is engaged with a second bevel gear 910, the second bevel gear 910 is connected to one end of the rotation shaft 95 in a key-connected manner, first bevel gear 98 and second bevel gear 910 all rotate and set up hold in the chamber 99, first limiting plate 91 and the both ends of second limiting plate 92 have all welded fixed block 911, be provided with expansion bolts 912 on the fixed block 911.
The car stopping method of the car arrester 9 comprises the following steps:
s101, mounting a first limiting plate 91 and a second limiting plate 92 on two sides of a track 10 through expansion bolts 912;
s102, the servo motor 97 drives the first bevel gear 98 to rotate, the first bevel gear 98 drives the second bevel gear 910 to rotate, and the second bevel gear 910 drives the rotating shaft 95 to rotate;
and S103, the rotating shaft 95 drives the car stopping plate 93 to rotate, so that the other end of the car stopping plate 93 rotates into the clamping groove 96, the car stopping plate 93 blocks the track 10, and car stopping work is completed.
In this application scheme, alarm mechanism includes infrared ray sensor and audible-visual annunciator, infrared ray sensor sets up before car pusher parking position, when the car pusher removed infrared ray sensor department, infrared ray sensor gives the signal transmission audible-visual annunciator, audible-visual annunciator sends parking signal, realizes reminding the function.
The working principle of the locking method of the auxiliary shaft car operating pusher comprises the following steps: by changing the operation steps of the car pusher, a car pusher locking contact M18 is added, the cage is in place, the alarm mechanism sends a stop signal, the signal worker falls down the cradle, opens the cage door, opens the car arrester 9, then presses the car pusher locking button 4 at a safe position by the coupler worker, the signal worker operates the car pusher to load and unload the car, after the car pusher locking button 4 is added, accidents never occur at the well mouth, and the safety effect is remarkable.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. The locking method of the auxiliary shaft car operating and pushing machine is characterized by comprising the following steps:
s1, changing the operation step of the car pusher, and adding a car pusher locking contact M18 on a car pusher control PLC;
s2, adding a car pusher locking button (4) on the PLC control box, and controlling a car pusher locking contact M18 through the car pusher locking button (4);
s3, arranging a car arrester (9) and an alarm mechanism, wherein after the cage is in place, the alarm mechanism sends a parking signal to drop the cradle and open the cage door and the car arrester (9);
s4, pressing down a car pusher locking button (4) by a hitcher at a safe position, and operating the car pusher by a signaler to load and unload the car.
2. The auxiliary shaft operation car pusher locking method according to claim 1, wherein the PLC control box in S2 comprises a locking indicator lamp (1), an unlocking indicator lamp (2), an intermediate relay (3), a relay normally open contact I (31), a relay normally open contact II (32), a relay normally closed contact (33), a relay auxiliary contact (34), a locking button (4) and an unlocking button (5); the locking indicating lamp (1), the unlocking indicating lamp (2), the locking button (4) and the unlocking button (5) are installed on a panel of the PLC control box, the intermediate relay (3) is installed inside the PLC control box, and a relay auxiliary contact (34) of the intermediate relay (3) is connected with an electric control interface of the operation control box (6).
3. The auxiliary shaft operation car pusher locking method according to claim 2, characterized in that the locking button (4) is a normally open button and the unlocking button (5) is a normally closed button, which are connected in series and then connected with the intermediate relay (3).
4. The method for locking the auxiliary shaft operating car pusher according to claim 1, wherein a heat dissipation mechanism is arranged in the PLC control box, and a mounting mechanism is arranged outside the PLC control box.
5. The locking method of the auxiliary shaft operation car pusher according to claim 4, wherein the heat dissipation mechanism comprises a heat dissipation fan (71), a bottom plate (72), screws (73), heat dissipation holes (74) and dust screens (75), the heat dissipation fan (71) is fixedly arranged on the bottom plate (72), the periphery of the bottom plate (72) is fixedly connected with the PLC control box through the screws (73), 12 groups of the heat dissipation holes (74) are formed, the 12 groups of the heat dissipation holes (74) are arranged on one side of the PLC control box in a 4x3 matrix manner, the dust screens (75) are arranged in two groups, two groups of the dust screens (75) are arranged on the PLC control box, and two groups of the dust screens (75) are arranged on two sides of the heat dissipation fan (71).
6. The locking method of the auxiliary shaft operation car pusher according to claim 4, wherein four sets of mounting mechanisms are provided, the four sets of mounting mechanisms are symmetrically arranged on the upper side and the lower side of the PLC control box, each mounting mechanism comprises a mounting block (81) and a fastening bolt (82), the mounting blocks (81) are mounted on the PLC control box, and the fastening bolts (82) are in threaded connection with the mounting blocks (81).
7. The locking method of the auxiliary shaft operating car pusher according to claim 1, wherein the car arrester (9) in the S3 comprises a first limiting plate (91) and a second limiting plate (92) which are installed at two sides of a track (10), a car arrester plate (93) is arranged between the first limiting plate (91) and the second limiting plate (92), a rotating groove (94) is formed in the upper surface of the first limiting plate (91), a rotating shaft (95) is rotatably arranged in the rotating groove (94), one end of the car arrester plate (93) is fixedly sleeved on the circumference of the rotating shaft (95), a clamping groove (96) is formed in the upper surface of the second limiting plate (92), the other end of the car arrester plate (93) is arranged in the clamping groove (96), a servo motor (97) is installed on the outer surface of the first limiting plate (91), and a first bevel gear (98) is connected to the output end of the servo motor (97) in a transmission manner, the holding cavity (99) has been seted up to the inside of first limiting plate (91), first conical gear (98) meshing has second conical gear (910), second conical gear (910) key-type connection is in the one end of pivot (95), first conical gear (98) with second conical gear (910) all rotate the setting and are in hold in the cavity (99).
8. The method for locking the auxiliary shaft operating car pusher according to claim 7, wherein fixing blocks (911) are welded to both ends of the first limiting plate (91) and the second limiting plate (92), and expansion bolts (912) are arranged on the fixing blocks (911).
9. The method for locking a car pusher for a side well operation car according to claim 8, characterized in that the method for blocking the car of the car blocker (9) comprises the steps of:
s101, mounting a first limiting plate (91) and a second limiting plate (92) on two sides of a track (10) through expansion bolts (912);
s102, driving a first bevel gear (98) to rotate through a servo motor (97), driving a second bevel gear (910) to rotate through the first bevel gear (98), and driving a rotating shaft (95) to rotate through the second bevel gear (910);
s103, the rotating shaft (95) drives the car stopping plate (93) to rotate, so that the other end of the car stopping plate (93) rotates into the clamping groove (96), the car stopping plate (93) blocks the track (10), and car stopping work is completed.
10. The method as claimed in claim 1, wherein the alarm mechanism comprises an infrared sensor and an audible and visual alarm, the infrared sensor is disposed in front of the parking position of the car pusher, when the car pusher moves to the infrared sensor, the infrared sensor transmits a signal to the audible and visual alarm, and the audible and visual alarm gives out a parking signal to realize a reminding function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111259149.8A CN114104931A (en) | 2021-10-26 | 2021-10-26 | Locking method for auxiliary shaft operating car pusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111259149.8A CN114104931A (en) | 2021-10-26 | 2021-10-26 | Locking method for auxiliary shaft operating car pusher |
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| Publication Number | Publication Date |
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| CN114104931A true CN114104931A (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111259149.8A Pending CN114104931A (en) | 2021-10-26 | 2021-10-26 | Locking method for auxiliary shaft operating car pusher |
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| SE7506004L (en) * | 1974-05-28 | 1975-12-01 | Sun Chemical Corp | TRANSPORT FACILITY |
| CN102849089A (en) * | 2012-08-23 | 2013-01-02 | 徐州市工大三森科技有限公司 | Car safety pushing intelligent control system in mine transportation system |
| CN203998559U (en) * | 2014-08-15 | 2014-12-10 | 金川集团股份有限公司 | Mining-car stopper in a kind of cage |
| CN205187613U (en) * | 2015-10-26 | 2016-04-27 | 中信重工开诚智能装备有限公司 | Auxiliary shaft behaviour car car pusher closes locking control device |
| CN106429664A (en) * | 2016-12-08 | 2017-02-22 | 淮南矿业(集团)有限责任公司 | Vice-well well mouth hoisting signal latching system |
| CN206367478U (en) * | 2016-11-28 | 2017-08-01 | 淮北矿业（集团）有限责任公司 | A kind of auxiliary shaft cage goes out the adjustable damping unit of car deceleration |
| CN207404671U (en) * | 2017-10-19 | 2018-05-25 | 山东省邱集煤矿 | A kind of shaft machine operation and signal block device |
| CN209052260U (en) * | 2018-11-13 | 2019-07-02 | 苏州德奥电梯有限公司 | A kind of controlling device of grating controlling elevator door opening-closing |
| CN210310393U (en) * | 2019-07-28 | 2020-04-14 | 徐州安宇秀龙机电科技有限公司 | Warning device used on car arrester |
-
2021
- 2021-10-26 CN CN202111259149.8A patent/CN114104931A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE7506004L (en) * | 1974-05-28 | 1975-12-01 | Sun Chemical Corp | TRANSPORT FACILITY |
| CN102849089A (en) * | 2012-08-23 | 2013-01-02 | 徐州市工大三森科技有限公司 | Car safety pushing intelligent control system in mine transportation system |
| CN203998559U (en) * | 2014-08-15 | 2014-12-10 | 金川集团股份有限公司 | Mining-car stopper in a kind of cage |
| CN205187613U (en) * | 2015-10-26 | 2016-04-27 | 中信重工开诚智能装备有限公司 | Auxiliary shaft behaviour car car pusher closes locking control device |
| CN206367478U (en) * | 2016-11-28 | 2017-08-01 | 淮北矿业（集团）有限责任公司 | A kind of auxiliary shaft cage goes out the adjustable damping unit of car deceleration |
| CN106429664A (en) * | 2016-12-08 | 2017-02-22 | 淮南矿业(集团)有限责任公司 | Vice-well well mouth hoisting signal latching system |
| CN207404671U (en) * | 2017-10-19 | 2018-05-25 | 山东省邱集煤矿 | A kind of shaft machine operation and signal block device |
| CN209052260U (en) * | 2018-11-13 | 2019-07-02 | 苏州德奥电梯有限公司 | A kind of controlling device of grating controlling elevator door opening-closing |
| CN210310393U (en) * | 2019-07-28 | 2020-04-14 | 徐州安宇秀龙机电科技有限公司 | Warning device used on car arrester |
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Application publication date: 20220301 |
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| RJ01 | Rejection of invention patent application after publication |