CN204713096U - A kind of empty wagons shunter fluid pressure type automatic hook lifting device - Google Patents
A kind of empty wagons shunter fluid pressure type automatic hook lifting device Download PDFInfo
- Publication number
- CN204713096U CN204713096U CN201520256979.9U CN201520256979U CN204713096U CN 204713096 U CN204713096 U CN 204713096U CN 201520256979 U CN201520256979 U CN 201520256979U CN 204713096 U CN204713096 U CN 204713096U
- Authority
- CN
- China
- Prior art keywords
- pin
- proximity switch
- hook
- carry
- place
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Agricultural Machines (AREA)
Abstract
The utility model discloses a kind of empty wagons shunter fluid pressure type automatic hook lifting device, described Lifter unit comprises lancet control mechanism and positioning detection mechanism, carry pin control mechanism to realize by carrying pin mechanism and putting forward pin hydraulic control system, positioning detection mechanism comprises hook and reaches a proximity switch, hooks together the proximity switch that puts in place, carries pin and to put in place proximity switch and induction buting iron etc.During work, PLC control system reaching position by gathering empty wagons shunter gib head hook, hooking together the induced signal of the different operating mode of the position switchs such as pin puts in place, go-cart starting point, go-cart deceleration, go-cart terminal that puts in place, carries, realize to hitch carry pin, the pin that falls control, achieve empty wagons shunter automatic steady touching hook, decoupling device.The problem that solution empty wagons shunter gib head and compartment directly clash into, increases operational security.Ensure that the reliability of equipment, reduce device damage rate.
Description
Technical field
The utility model belongs to thermal power plant's car dumper system technical field, particularly relates to a kind of empty wagons shunter fluid pressure type automatic hook lifting device.
Background technology
Car dumper system is widely used in operation is unloaded coal by thermal power plant, will accomplish on the one hand safety, reliable and efficient, also must accomplish to mate well with rolling stock on the other hand, reach the requirement of relevant criterion.Tipper is the important mode of unloading coal of the one of thermal power plant, empty wagons shunter realizes single-unit empty wagons to recess the important machinery that transfer platform is incorporated to permutation empty wagons, according to the requirement of Chinese Ministry of Railways TG/CL259-2010 " railway truck tipper and bulk freight defrozing silo detect detailed rules for the implementation ", for reducing the damage of compartment casing and hook and steadily linking up with, carry out the improvement of empty wagons shunter, for original empty wagons shunter and the direct Impact Problems of compartment gib head, design and improve gib head and automatically carry pin assembly.
The operation of car dumper system be first by tipper by coal car dumping, then shift empty wagons compartment onto empty wagons line assigned address by empty wagons shunter from transfer platform.If car dumper system empty wagons shunter go-cart gib head does not install hook and decoupling device, gib head and empty wagons skin impact large, cause the wearing and tearing of train gib head and empty wagons shunter gib head and the hidden danger owing to clashing into generation of railway carriage entirety, affect its normal service life.Although the car dumper system empty wagons shunter go-cart gib head of some power plant has installed pass hook device, but switch gib head inter locking gear imperfection, gib head is not installed hook and is reached a signalling apparatus, the folding work condition state of control system None-identified empty wagons shunter gib head, if empty wagons shunter is not thrown off with permutation empty wagons, permutation empty wagons can be caused return by the traction of empty wagons shunter, backstop apparatus crossed by trailer, backstop apparatus and compartment is caused to damage, derailing, even compartment are fallen in transfer platform foundation ditch, cause the serious consequences such as equipment personnel injury.
Utility model content
In view of the problems and shortcomings existing for prior art, the utility model provides a kind of empty wagons shunter fluid pressure type automatic hook lifting device and control method, the problem that solution empty wagons shunter gib head and compartment directly clash into, the empty wagons realizing preventing empty wagons shunter from causing because decoupling device is malfunctioning by PLC oppositely crashes into transfer platform foundation pit accident, increases operational security.
The purpose of this utility model is achieved through the following technical solutions:
A kind of empty wagons shunter fluid pressure type automatic hook lifting device, comprise and carry pin and open hook control mechanism and positioning detection mechanism, the hook tongue that described lancet control mechanism is comprised gib head, is connected with gib head by bearing pin, is characterized in that described lancet control mechanism also comprises and carries pin rod, puies forward pin guide chain, cylinder putter, carries pin oil cylinder and latch-locking; The latch-locking controlling hook tongue folding locking is installed at the pin-and-hole place of locking of gib head, described in carry pin rod and be connected with latch-locking by putting forward pin guide chain, carry pin rod root and fixed by rotating shaft as rotation center by bearing, the other end and cylinder putter pass through to be connected pinned connection; Bearing is fixed on to be carried on pin mechanism platform; The cylinder putter other end with carry pin oil cylinder and be connected, carry the pin oil cylinder other end and be fixed on and carry on pin mechanism platform, carry pin oil cylinder and be connected with hydraulic control system by oil cylinder connection pipe, hydraulic control system and PLC electrical connection;
Described positioning detection mechanism comprises that hook reaches a proximity switch, hooks together the proximity switch that puts in place, gib head induction buting iron, hook tongue power assistant spring, carry pin and to put in place proximity switch and carry pin induction buting iron; Hook tongue power assistant spring is fixed on gib head and rises to the bait earhole side, hook tongue set pin place is fixed in one end of hook tongue power assistant spring, the other end is fixed on gib head locating dowel pin place, hook tongue power assistant spring upper shaft puts fixing gib head induction buting iron, and hook reaches a proximity switch and hooks together the proximity switch that puts in place and is fixed on gib head proximity switch support; Carry the pin proximity switch that puts in place to be fixed on and to carry the nearly switch bracket side of pin joint, carry pin induction buting iron and be fixed on and carry on pin rod vertical direction; Hook reaches a proximity switch, hook together to put proximity switch in place and carry the pin proximity switch that puts in place and be electrically connected with PLC by signal wire (SW).
Described gib head induction buting iron is force snesor or strain-gauge with carrying pin induction buting iron.
Described hook tongue power assistant spring is cylindrical spring.
Described hook reaches a proximity switch, hook together to put proximity switch in place and carry pin and put proximity switch in place for distance inductive proximity switch.
Compared with prior art, the beneficial effects of the utility model are:
1) application of this device, can improve efficiency of unloading greatly.
2) propose pin mechanism transformation simple, take up room little, low cost of manufacture, is convenient to installation and maintenance.
3) gib head signalling apparatus has multiple protective controlling functions, repeatedly can use in PLC control loop, can guarantee sharing and safe in operation of signal.
4) hook tongue power assistant spring is set, gib head induction buting iron is installed at an upper portion thereof, hook tongue power assistant spring rotates along identical axis (hook tongue alignment pin) with hook tongue, is being conducive to by buting iron sensed position switch while hook tongue opens, and transmits the position signal of hook tongue.
5) at hook tongue top installing proximity switch support, structure and position compact and reasonable, install firmly, actuating length safety, operates steadily reliable.
6) our factory original empty wagons shunter large arm is fluid control, and only need set up and carry pin hydraulic control circuit, the equipment such as motor, fuel tank can share, and PLC control loop reserves spare part, small investment, instant effect.
7) put forward pin hydraulic control circuit stable action reliable, fault rate is extremely low, and transformation long-term benefit is obvious.
Accompanying drawing explanation
The three-dimensional structure schematic diagram of a kind of empty wagons shunter of Fig. 1 fluid pressure type automatic hook lifting device;
A kind of empty wagons shunter of Fig. 2 fluid pressure type automatic hook lifting device carries pin operating position association schematic diagram.
Reference numeral:
1 carry pin rod, 2 hooks reach that a proximity switch, 3 hooks together the proximity switch that puts in place, 4 gib heads induction buting iron, 5 carry pin induction buting iron, 6 and carry the pin earhole, 18 that puts that proximity switch, 7 hook tongue power assistant spring, 8 hook tongues, 9 gib heads, 10 put forward pin guide chain, 11 latch-lockings, 12 bearings, 13 cylinder putters, 14 oil cylinder connection pipes, 15 carry pin oil cylinder, 16 gib head proximity switch supports, 17 gib heads are risen to the bait in place and carry pin mechanism platform, 19 and carry the nearly switch bracket of pin joint, 20 hook tongue set pins, 21 gib head locating dowel pins.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of empty wagons shunter of the utility model fluid pressure type automatic hook lifting device is described further: this embodiment is only not used in restriction scope of the present utility model for illustration of the utility model, the amendment of those skilled in the art to the various equivalent form of value of the present utility model all falls within the application's claims limited range.
As shown in Figure 1 and Figure 2, a kind of empty wagons shunter fluid pressure type automatic hook lifting device, comprise and carry pin and open hook control mechanism and positioning detection mechanism, the hook tongue 8 that described lancet control mechanism is comprised gib head 9, is connected with gib head 9 by bearing pin, described lancet control mechanism also comprises to be carried pin rod 1, puies forward pin guide chain 10, cylinder putter 13, carry pin oil cylinder 15 and latch-locking 11; The latch-locking 11 controlling hook tongue 8 folding locking is installed at the pin-and-hole place of locking of gib head 9, described pin rod 1 of carrying is connected with latch-locking 11 by putting forward pin guide chain 10, carry pin rod 1 root to be fixed by rotating shaft as rotation center by bearing 12, the other end and cylinder putter 13 are by being connected pinned connection; Bearing 12 is fixed on to be carried on pin mechanism platform 18; Cylinder putter 13 other end with carry pin oil cylinder 15 and be connected, carry pin oil cylinder 15 other end and be fixed on and carry on pin mechanism platform 18, carry pin oil cylinder 15 and be connected with hydraulic control system by oil cylinder connection pipe 14, hydraulic control system and PLC electrical connection;
Described positioning detection mechanism comprises that hook reaches a proximity switch 2, hooks together the proximity switch 3 that puts in place, gib head induction buting iron 4, hook tongue power assistant spring 7, carry pin and to put in place proximity switch 6 and carry pin induction buting iron 5; Hook tongue power assistant spring 7 is fixed on gib head and rises to the bait earhole 17 side, hook tongue set pin 20 place is fixed in one end of hook tongue power assistant spring 7, the other end is fixed on gib head locating dowel pin 21 place, hook tongue power assistant spring 7 upper shaft puts fixing gib head induction buting iron 4, and hook reaches a proximity switch 2 and hooks together the proximity switch 3 that puts in place and is fixed on gib head proximity switch support 16; Carry the pin proximity switch 6 that puts in place to be fixed on and to carry pin joint nearly switch bracket 19 side, carry pin induction buting iron 5 and be fixed on and carry on pin rod 1 vertical direction; Hook reaches a proximity switch 2, hook together to put proximity switch 3 in place and carry the pin proximity switch 6 that puts in place and be electrically connected with PLC by signal wire (SW).
Described gib head induction buting iron 4 is force snesor or strain-gauge with carrying pin induction buting iron 5.
Described hook tongue power assistant spring 7 is cylindrical springs.
Described hook reaches a proximity switch 2, hook together to put proximity switch 3 in place and carry pin and put proximity switch 6 in place for distance inductive proximity switch.
Mode of operation:
Carry pin: propose pin action from empty wagons shunter pushes away empty wagons traveling to go-cart deceleration proximity switch position, terminating when empty wagons shunter turns back to go-cart deceleration proximity switch position, is the perseveration state of.PLC sends to propose pin instruction and connect hydraulic pressure carries pin loop, start to carry pin, carry pin rod 1 to mention, carry pin induction buting iron 5 and move to sensed position along with carrying pin rod 1, carry the pin proximity switch 6 that puts in place to connect, and import this signal into PLC, carry pin rod 1 and put forward pin guide chain 10 application force under, latch-locking 11 is raised from pin-and-hole of locking, and hook tongue 8 is in relaxed state; If now empty wagons shunter and empty wagons are without relative displacement, empty wagons shunter gib head 9 and empty wagons hitch are still in the coupled condition of openable instability at any time.When empty wagons shunter pushes away empty wagons traveling to " go-cart terminal " proximity switch position, go-cart loop is cut off after the action of go-cart terminal proximity switch, empty wagons shunter stops, single-unit empty wagons relies on inertia to continue to move forward under the thrust of empty wagons shunter, now produce relative displacement with empty wagons shunter, lax hook tongue 8 moves the strength producing gib head opening direction with vehicle inertia, open under adding the force action of tongue power assistant spring 7 of rising to the bait, along with the Unscrew of hook tongue 8, gib head induction buting iron 4 moves to hook reach a proximity switch 2 sensed position from hooking together proximity switch 3 sensed position that puts in place, now latch-locking 11 is still in and puies forward pin-shaped state.
Fall pin: the pin action that falls has two kinds of situations, one is when empty wagons shunter is back to go-cart deceleration proximity switch position from go-cart terminal proximity switch position, PLC sends pin instruction, now connects hydraulic pressure and to fall pin loop, put forward pin-shaped state and terminate, carry pin rod 1 to fall, carry pin induction buting iron 5 and leave sensed position along with carrying pin rod 1, carry the pin proximity switch 6 that puts in place and disconnect, latch-locking 11 falls after rise naturally, latch-locking 11 drops on above pin-and-hole of locking, and hook tongue 8 is in open mode; Another kind of situation occurs in empty wagons shunter and drives to the moment with transfer platform single-unit empty wagons touching hook from initial point, it is now gib head 9 mechanical collision, empty wagons shunter and single-unit empty wagons hook tongue close, latch-locking 11 drops on locks in pin-and-hole, hook tongue 8 locking, hook tongue power assistant spring 7 and gib head induction buting iron 4 move thereupon and respond to, hook tongue 8 butt moment, latch-locking 11 falls among pin-and-hole of locking, gib head induction buting iron 4 reaches a proximity switch 2 sensed position from hook and moves to and hook together proximity switch 3 sensed position that puts in place, now carries pin electrically and hydraulic control circuit access failure.
During work, comprise PLC and control go-cart, also comprise PLC and a proximity switch 2 is reached to hook, hook together the proximity switch 3 that puts in place, carry the pin proximity switch 6 that puts in place and transmit the judgement process of signal of coming, judge that handler flow process is:
A, process is judged: PLC judges that hook reaches a proximity switch 2 before the go-cart of empty wagons shunter, hook together the on off mode of the proximity switch 3 that puts in place, reach a proximity switch 2 connect when to obtain hook simultaneously, when hooking together the signal of proximity switch 3 disconnection that puts in place, show to put forward pin guide chain 10 to be in falling and to loosen state, latch-locking 11 is on pin-and-hole top of locking, hook tongue 8 is in open configuration, be in the state that can be connected with single-unit empty wagons, now hook tongue 8 is not by latch-locking 11 locking, can close by External Force Acting, PLC just can send instruction, make empty wagons shunter motor connect car loop circuit to connect, empty wagons shunter can start and moves ahead, otherwise, the fail to start of empty wagons shunter,
B, empty wagons shunter connect judgement process during car: when empty wagons shunter is connected with single-unit empty wagons, PLC judges that hook reaches a proximity switch 2, hooks together the on off mode of the proximity switch 3 that puts in place, when to obtain simultaneously hook reach a proximity switch 2 disconnect, hook together signal that the proximity switch 3 that puts in place connects time, show that empty wagons shunter has connected with single-unit empty wagons touching hook to hang, latch-locking 11 falls within locks in pin-and-hole, hook tongue 8 has been in closed and locked state, PLC just can send instruction, empty wagons shunter can continue to move ahead, otherwise empty wagons shunter can not move ahead;
Vehicle is pushed into the judgement process behind " go-cart deceleration " proximity switch position by c, empty wagons shunter: when single-unit empty wagons is pushed into empty wagons line go-cart decelerate position by empty wagons shunter, go-cart deceleration proximity switch is connected, signal is sent to PLC, PLC sends to propose pin instruction and connect hydraulic pressure carries pin loop, start to carry pin, carry pin rod 1 to mention, carry pin induction buting iron 5 and move to sensed position along with carrying pin rod 1, carry the pin proximity switch 6 that puts in place to connect, latch-locking 11 is extracted from pin-and-hole of locking, and hook tongue 8 is in relaxed state; Now empty wagons shunter gib head 9 and single-unit empty wagons hitch are still in coupled condition;
D, the judgement process that the go-cart of empty wagons shunter stops: when vehicle travels to " go-cart terminal " proximity switch position, go-cart loop is cut off after the action of go-cart terminal proximity switch, empty wagons shunter stops, single-unit empty wagons relies on inertia to continue to move forward under the thrust of empty wagons shunter, now produce relative displacement with empty wagons shunter and permutation empty wagons, latch-locking 11 is in open mode, lax hook tongue 8 moves the strength producing opening direction with vehicle inertia, open under adding the force action of tongue power assistant spring 7 of rising to the bait, the hook tongue of permutation empty wagons is also opened, now still be in and put forward pin-shaped state, because its root of gib head induction buting iron 4 is connected with hook tongue alignment pin, hook tongue 8 is responded to buting iron 4 with hook tongue power assistant spring 7 and gib head and is carried out in rotary moving around an axis, along with the Unscrew of hook tongue 8, gib head induction buting iron 4 moves to hook reach a proximity switch 2 sensed position from hooking together proximity switch 3 sensed position that puts in place,
The judgement process that e, empty wagons shunter return: empty wagons shunter arrives go-cart terminal after the time delay in 3-10 second, PLC sends bridging order, and judge that hook reaches a proximity switch 2, hooks together the proximity switch 3 that puts in place, carries pin and to put in place the on off mode of proximity switch 6, when to meet simultaneously hook reach a proximity switch 2 connect, hook together the proximity switch 3 that puts in place disconnect, carry pin put in place proximity switch 6 connect time, allow empty wagons shunter to return;
G, the judgement process of empty wagons shunter is back to " go-cart deceleration " proximity switch position: when empty wagons shunter is back to go-cart decelerate position, go-cart deceleration proximity switch is connected, signal is sent to PLC, PLC sends pin instruction, now connect hydraulic pressure to fall pin loop, carry pin rod 1 to fall, carry pin induction buting iron 5 and leave sensed position along with carrying pin rod 1, carry the pin proximity switch 6 that puts in place to disconnect, latch-locking 11 falls after rise naturally, hook tongue 8 is in open mode, latch-locking 11 drops on the top of pin-and-hole of locking, connect ready for connecing car locking hook tongue 8 touching hook next time, two car hitches connections are in relaxed state,
The judgement process that h, empty wagons shunter return from go-cart decelerate position: empty wagons shunter falls after pin, hook reaches position and hooks together the signal that puts in place correct, and show that empty wagons shunter is separated completely with vehicle, empty wagons shunter PLC sends continuation bridging order; Empty wagons shunter is back to starting point, gets back to step a, completes and once circulates.
Claims (4)
1. an empty wagons shunter fluid pressure type automatic hook lifting device, comprise and carry pin and open hook control mechanism and positioning detection mechanism, the hook tongue (8) that described lancet control mechanism is comprised gib head (9), is connected with gib head (9) by bearing pin, is characterized in that described lancet control mechanism also comprises and carries pin rod (1), puies forward pin guide chain (10), cylinder putter (13), carries pin oil cylinder (15) and latch-locking (11); The latch-locking (11) controlling hook tongue (8) folding locking is installed at the pin-and-hole place of locking of gib head (9), described pin rod (1) of carrying is connected with latch-locking (11) by putting forward pin guide chain (10), carry pin rod (1) root to be fixed by rotating shaft as rotation center by bearing (12), the other end and cylinder putter (13) are by being connected pinned connection; Bearing (12) is fixed on to be carried on pin mechanism platform (18); Cylinder putter (13) other end with carry pin oil cylinder (15) and be connected, carry pin oil cylinder (15) other end to be fixed on and to carry on pin mechanism platform (18), carry pin oil cylinder (15) to be connected with hydraulic control system by oil cylinder connection pipe (14), hydraulic control system and PLC electrical connection;
Described positioning detection mechanism comprises that hook reaches a proximity switch (2), hooks together the proximity switch that puts in place (3), gib head induction buting iron (4), hook tongue power assistant spring (7), carry pin and to put in place proximity switch (6) and carry pin and respond to buting iron (5); Hook tongue power assistant spring (7) is fixed on gib head and rises to the bait earhole (17) side, hook tongue set pin (20) place is fixed in one end of hook tongue power assistant spring (7), the other end is fixed on gib head locating dowel pin (21) place, hook tongue power assistant spring (7) upper shaft puts fixing gib head induction buting iron (4), and hook reaches a proximity switch (2) and hooks together the proximity switch that puts in place (3) and is fixed on gib head proximity switch support (16); Carry the pin proximity switch (6) that puts in place to be fixed on and to carry the nearly switch bracket of pin joint (19) side, carry pin induction buting iron (5) and be fixed on and carry on pin rod (1) vertical direction; Hook reaches a proximity switch (2), hook together the proximity switch that puts in place (3) and carry the pin proximity switch (6) that puts in place is electrically connected with PLC by signal wire (SW).
2. a kind of empty wagons shunter fluid pressure type automatic hook lifting device according to claim 1, it is characterized in that described gib head induction buting iron (4) and carrying pin induction buting iron (5) is force snesor or strain-gauge.
3. a kind of empty wagons shunter fluid pressure type automatic hook lifting device according to claim 1, is characterized in that described hook tongue power assistant spring (7) is cylindrical spring.
4. a kind of empty wagons shunter fluid pressure type automatic hook lifting device according to claim 1, is characterized in that described hook reaches a proximity switch (2), hooks together the proximity switch that puts in place (3) and carries pin and puts proximity switch (6) in place for distance inductive proximity switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520256979.9U CN204713096U (en) | 2015-04-24 | 2015-04-24 | A kind of empty wagons shunter fluid pressure type automatic hook lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520256979.9U CN204713096U (en) | 2015-04-24 | 2015-04-24 | A kind of empty wagons shunter fluid pressure type automatic hook lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204713096U true CN204713096U (en) | 2015-10-21 |
Family
ID=54312114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520256979.9U Withdrawn - After Issue CN204713096U (en) | 2015-04-24 | 2015-04-24 | A kind of empty wagons shunter fluid pressure type automatic hook lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204713096U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787080A (en) * | 2015-04-24 | 2015-07-22 | 大唐太原第二热电厂 | Hydraulic automatic coupler lifting device for empty car shunting machine and control method |
| CN108349513A (en) * | 2015-11-05 | 2018-07-31 | 科尔达软件有限公司 | System for coupling and discharging vehicle of the traveling on the railway network automatically |
| CN113276899A (en) * | 2021-05-11 | 2021-08-20 | 上海申传电气股份有限公司 | Remote hook picking and hooking device for mining locomotive and working method of remote hook picking and hooking device |
| CN116902017A (en) * | 2023-09-06 | 2023-10-20 | 吉林交通职业技术学院 | Rail transit vehicle traction connection frame |
-
2015
- 2015-04-24 CN CN201520256979.9U patent/CN204713096U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787080A (en) * | 2015-04-24 | 2015-07-22 | 大唐太原第二热电厂 | Hydraulic automatic coupler lifting device for empty car shunting machine and control method |
| CN104787080B (en) * | 2015-04-24 | 2017-11-14 | 大唐太原第二热电厂 | A kind of empty wagons shunter fluid pressure type automatic hook lifting device and control method |
| CN108349513A (en) * | 2015-11-05 | 2018-07-31 | 科尔达软件有限公司 | System for coupling and discharging vehicle of the traveling on the railway network automatically |
| CN108349513B (en) * | 2015-11-05 | 2020-07-03 | 科尔达软件有限公司 | System for automatically coupling and releasing vehicles travelling on the railway network |
| CN113276899A (en) * | 2021-05-11 | 2021-08-20 | 上海申传电气股份有限公司 | Remote hook picking and hooking device for mining locomotive and working method of remote hook picking and hooking device |
| CN113276899B (en) * | 2021-05-11 | 2022-08-09 | 上海申传电气股份有限公司 | Remote hook picking and hooking device for mining locomotive and working method of remote hook picking and hooking device |
| CN116902017A (en) * | 2023-09-06 | 2023-10-20 | 吉林交通职业技术学院 | Rail transit vehicle traction connection frame |
| CN116902017B (en) * | 2023-09-06 | 2023-11-14 | 吉林交通职业技术学院 | Rail transit vehicle traction connection frame |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104787080A (en) | Hydraulic automatic coupler lifting device for empty car shunting machine and control method | |
| CN204713096U (en) | A kind of empty wagons shunter fluid pressure type automatic hook lifting device | |
| CN102275750B (en) | Automatic hook lifting device of empty vehicle pusher and control method | |
| CN101475015B (en) | Coupler buffering mechanism, double-acting coupler and lower lockpin rotating shaft assembly thereof | |
| CN104176074B (en) | A kind of control method of locomotive tread sweeping device and control system | |
| CN105920841A (en) | Hook-type secondary security structure | |
| CN101190685B (en) | Intelligent travelling-preventing mine car | |
| CN203094094U (en) | Uncoupling rod anti-bouncer of railway vehicle | |
| CN204988710U (en) | Unhook test device of mine slope manriding cars safety hook | |
| CN103241260B (en) | A kind of hitch preventing hook tongue automatic rotary | |
| CN202107350U (en) | Automatic hook lifting device of empty car pusher | |
| CN216833646U (en) | Stop device of wagon bottom opening door transmission mechanism | |
| CN204713102U (en) | A kind of empty wagons shunter stroke limit control system | |
| CN210174874U (en) | Hook-removing device for vehicle | |
| CN203727406U (en) | Railway vehicle coupler with function of preventing shedding of coupler knuckle pin | |
| CN203199706U (en) | Car dumper vehicle locating device | |
| CN218707437U (en) | Empty wagon line high-position electric stop device for wagon dumper | |
| CN201553156U (en) | Dropping resistance device for locomotive car coupler | |
| CN104787083B (en) | A kind of empty wagons shunter stroke limit control system and control method | |
| CN202294862U (en) | Railway vehicle parking anti-slide brake assembly | |
| CN220744684U (en) | Anti-falling device of spiral car unloader | |
| CN201457378U (en) | Device for improving reliability for coupled car of car puller | |
| CN215478503U (en) | Automatic protection device suitable for tipper is reset | |
| CN110126871B (en) | Track electric vehicle anti-slip structure, device and track electric vehicle | |
| CN203461560U (en) | Three-purpose car dumper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151021 Effective date of abandoning: 20171114 |