CN108657994A - Bogie clamshell driver's cabin digs failure emergency maintenance device - Google Patents
Bogie clamshell driver's cabin digs failure emergency maintenance device Download PDFInfo
- Publication number
- CN108657994A CN108657994A CN201710190551.2A CN201710190551A CN108657994A CN 108657994 A CN108657994 A CN 108657994A CN 201710190551 A CN201710190551 A CN 201710190551A CN 108657994 A CN108657994 A CN 108657994A
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- Prior art keywords
- driver
- cabin
- termination
- electrodynamic pump
- valve
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/063—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other
- B62D33/067—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other tiltable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
Failure emergency maintenance device, first switch are dug the invention discloses a kind of bogie clamshell driver's cabin（2）One termination car direct current power supply（22）, another relay termination（3）, relay main control line way switch（4）, main line way switch connects electrodynamic pump（7）, electrodynamic pump hydraulic circuit input terminal connects check valve output end, check valve input termination hydraulic oil container（20）；Electrodynamic pump hydraulic circuit output termination two-position four-way valve（9）, two-position four-way valve left position road output end is through the first tubing interface（81）Connect double end hydraulic cylinder（19）Middle chamber, two-position four-way valve You Wei road input terminals are through the second tubing interface（82）And the upper and lower chamber of double end hydraulic cylinder is connect, electrodynamic pump hydraulic circuit output end simultaneously connects unloading valve（11）And pressure gauge（10）；Two head piston rods of double end hydraulic cylinder are respectively fixedly connected with rhombus expansion brackets（13）The middle joint point of pedestal and close pedestal, rhombus expansion brackets top braces seat（12）Cab bottom can be connected to.
Description
Technical field
The present invention relates to a kind of emergency maintenance device of hydraulic lifting more particularly to a kind of bogie clamshell driver's cabins
Dig failure emergency maintenance device.
Background technology
The large-scale load-carrying vehicle of certain enterprise is mainly responsible for plant area master and pays raw material transport.It installs vehicle tailgate formula driver's cabin lower part
There is the important assembly component such as engine, clutch, gearbox of vehicle, under normal circumstances, driver's cabin is laid flat, and driver enters
Cabin interior, operation vehicle is cargo transport to appointed place.Vehicle transports goods to appointed place, after vehicle comes to a complete stop,
Driver operates the switch of container jacking, jacks up container, material is unloaded down.Conventional maintenance is being carried out to vehicle motor position
Maintenance replaces machine oil, machine oil filter core and when troubleshooting, clutch position is adjusted, replacement operation when, gearbox is hung
Need that driver's cabin is dug to come when pretending industry, as shown in Figure 1, service personnel enters driver's cabin lower part, so as to carry out vehicle maintenance,
The operation of maintenance items.
Driver's cabin is dug the device come to have nothing in common with each other, some vehicles dig come some vehicles driver's cabin using manual pump
Using electrodynamic pump driver's cabin dig come.Due to being corroded by severe operating environment, cab turning mechanism will appear vehicle
It becomes rusty dead failure, when vehicle cab needs are dug to carry out maintenance, repair operation, the pump of former vehicle installation, which can not normally be dug, to be driven
Room is sailed, the weight of driver's cabin has one ton, simple to dig driver's cabin at all by the external force of personnel.
In the prior art often need to be by the external strength such as driving, and coordinated can tumble driving pump together
Room.Slinging driver's cabin using driving has many uncontrollable factors, as road location not just, the power control dug it is improper, all pole
Easily cause the damage of driver's cabin.Scene, vehicle motor, clutch, gearbox position failure rear vehicle are run in vehicle
It can not travel, at this moment need jack-up driver's cabin to carry out scene rush to repair upkeep operation and need to tow back to scene if driver's cabin can not turn over
It is overhauled, it is time-consuming and laborious.
Load-carrying vehicle is engaged in long-distance transport operation in the wild, and vehicle motor, clutch, gearbox position break down throwing
After anchor, driver's cabin need to be dug to repair operation, there are many uncontrollable risk factors, such as passing vehicle for vehicle at this moment
The float force generated causes driver's cabin to fall to hurt sb.'s feelings, because driver's cabin jacking Hydraulic System Oil cylinder, oil pipe lamp position have leakage
It causes driver's cabin to fall to hurt sb.'s feelings, driver's cabin, which falls, caused by vehicle parking is uneven road surface gets off to hurt sb.'s feelings, due to sleet, strong wind
Weather reason driver's cabin is blown off to get off to weigh people etc. wounded.
Since bogie clamshell driver's cabin can not dig the failure come, cause to vehicle motor, clutch, gearbox
Position failure can not maintenance, repair, cause vehicle that can not use.For driver's cabin can not dig come problem, by more renewing
Top pump or mechanism dug to driver's cabin place under repair replacement, having put into very big expense but can not solve fundamentally to drive
The problem of driver's cabin can not safely be dug to carry out maintenance, repair operation caused by mechanism rust is dead for room.Currently, being dug to driver's cabin
Mechanism rust extremely can not safety dig and come no good solution and relevant technology.
In conclusion because bogie clamshell driver's cabin digs mechanism corrosion and other failures, when can not dig, weight reaches
1 ton or so of driver's cabin can have no alternative for people on vehicle.Suffer from again when using jack for jack-up tool and can not find suitably
Fulcrum and lengthening support；When bogie in mountain village field needs Maintenance and Repair due to transporting for long-distance, and clamshell driver's cabin turns over
When motionless, vehicle, which casts anchor, to be used, and cause consequence hardly imaginable；When although bogie clamshell driver's cabin is dug, but it is out of office
It is easy to be blown down to cause second accident again at outer air port；There are agings to let out for the hydraulic system of bogie clamshell driver's cabin itself
The problem of dew, driver's cabin is dug when carrying out personnel and entering bottom operation, because leakage problem driver's cabin voluntarily falls, will be caused serious
Personal injury accident.The operation of relevant maintenance, repair is carried out because driver's cabin can not dug safely, leads to car inspection and repair efficiency
Lowly, vehicle can not use, and vehicle logistics is interrupted.
Invention content
Failure emergency maintenance device, the dress are dug the purpose of the present invention is to provide a kind of bogie clamshell driver's cabin
Driver's cabin can smoothly be dug at vehicle scene by setting, and promoted overhaul efficiency, shortened the car inspection and repair time.
In order to achieve the above technical purposes, the present invention adopts the following technical scheme that：
A kind of bogie clamshell driver's cabin digs failure emergency maintenance device, including first switch, relay, main line are opened
Pass, check valve, electrodynamic pump, two position four-way valves, unloading valve, rhombus expansion brackets 13, double end hydraulic cylinder,
The first switch one terminates car direct current power supply anode, another relay termination of first switch, relay main control line
Way switch, main line way switch one end connect car direct current power supply anode, and the main line way switch other end connects electrodynamic pump, electrodynamic pump hydraulic oil
Road input terminal connects check valve output end, check valve input termination hydraulic oil container；
The electrodynamic pump hydraulic circuit output termination two-position four-way valve left position road input terminal, two-position four-way valve left position road output end warp
Oil pipe connects the first tubing interface, and the first tubing interface other end connects double end hydraulic cylinder middle chamber through oil pipe；Two-position four-way valve is right
Position road input terminal connects the second tubing interface through oil pipe, and the second tubing interface other end is through oil pipe and to connect double end hydraulic cylinder upper and lower
Chamber, two-position four-way valve You Wei road output ends connect hydraulic oil container through oil pipe, and two position four-way valves can pass through handle switching right and left position road
Position；
The electrodynamic pump hydraulic circuit output end simultaneously connects unloading valve, another termination hydraulic oil container of unloading valve；
Two head piston rods of the double end hydraulic cylinder are respectively fixedly connected with rhombus expansion brackets pedestal and the centre close to pedestal
Artis；Rhombus expansion brackets top braces seat can be connected to cab bottom.
The electrodynamic pump hydraulic circuit output end simultaneously connects pressure gauge.
The rhombus expansion brackets side is installed with safety bolt, and rhombus expansion brackets side is close to the side of pedestal first
Safety bolt lower part is fixedly mounted in a artis, and rhombus expansion brackets side is fixedly mounted close to the artis of the side of pedestal second
Lock sheet, lock sheet are provided with hole, and safety bolt passes through locking film perforation, on safety bolt, be located at lock sheet following above and point
It is not set with lower end locking nut and upper end locking nut, for lock sheet to be fixed on a certain position on safety bolt.
Bogie clamshell driver's cabin of the present invention dig failure emergency maintenance device can vehicle scene occur repairing drive
It sails room and can not dig, play flexibly moveable feature, the hydraulic oil container and car direct current power supply carried using the device, energy
Driver's cabin is smoothly dug, or by using the mechanism of digging of former vehicle, smoothly digs driver's cabin, overhaul efficiency is promoted, shortens vehicle
Repair time, the logistics value that vehicle is played for maximum operation provide guarantee.
Using the emergency maintenance device of the present invention, can prevent to dig the problem of mechanism rust can not extremely tumble because of driver's cabin,
Not by external force（Driving）In the case of normal safety dig driver's cabin.Driver's cabin is dug using the emergency maintenance device of the present invention
Afterwards, the upper lower locking nut of safety bolt is screwed into place, can ensure that driver's cabin dig come safety coefficient, solve because external force,
The problem of hydraulic pressure leakage causes driver's cabin to fall, ensures being safeguarded, being tieed up to engine, clutch, gearbox for personnel safety
Repair operation.
The emergency maintenance device of the present invention can also dig leakage point tiny in hydraulic system to former vehicle cab and pass through
The mode of pressurization is searched, and raising must judge hydraulic cab system failure point.
The failure emergency maintenance device of digging of bogie clamshell driver's cabin of the present invention solves load-carrying vehicle driver's cabin machine
Structure rust can not extremely dig safely the problem come, which can not only be effective to digging the good driver's cabin of mechanism, to driving
Room dig mechanism exist become rusty dead failure its dig that effect is also more apparent, can be to driving by adjusting the hydraulic fluid pressure of the device
The hydraulic pressure that room rollover prevention system applies bigger is sailed, driver's cabin is conveniently dug.
The emergency maintenance device of the present invention can flexibly pressurize, and easy to operate, reliable working performance is easy to use.
Description of the drawings
Fig. 1 is that bogie clamshell driver's cabin digs maintenance driver's cabin lower part schematic diagram；
Fig. 2 digs failure emergency maintenance operational flowchart for bogie clamshell driver's cabin of the invention；
Fig. 3 digs failure emergency maintenance schematic device for bogie clamshell driver's cabin of the present invention（The non-work of rhombus expansion brackets
Make state）；
Fig. 4 is the in running order schematic diagram of rhombus expansion brackets.
In figure：1 fuse, 2 first switches, 3 relays, 4 main line way switch, 5 check valve bodies, 6 hydraulic pressure filter cores, 7 is electronic
Pump, 81 first tubing interfaces, 82 second tubing interfaces, 9 liang of position four-way valves, 10 pressure gauges, 11 unloading valves, 12 rhombus expansion brackets branch
Support seat, 13 rhombus expansion brackets, 14 upper end locking nuts, 15 safety bolts, 16 lock sheets, 17 lower end locking nuts, 18 insurance spiral shells
Bolt lower part, 19 double end hydraulic cylinders, 20 hydraulic oil containers, 22 car direct current power supplies.
Specific implementation mode
The invention will be further described in the following with reference to the drawings and specific embodiments.
Referring to Fig. 2 to Fig. 4, a kind of bogie clamshell driver's cabin digs failure emergency maintenance device, including first opens
Close 2, relay 3, main line way switch 4, check valve, electrodynamic pump 7, two position four-way valves 9, unloading valve 11, rhombus expansion brackets 13, double end
Hydraulic cylinder 19；
The first switch 2 one terminates fuse 1 and is followed by 22 anode of car direct current power supply, 2 another relay termination of first switch
3,3 other end of relay ground connection；3 main control line way switch 4 of relay, main line way switch 4 one are terminating car direct current power supply 22 just
Pole, 4 another termination electrodynamic pump 7 of main line way switch, 7 other end of electrodynamic pump ground connection；7 hydraulic circuit input terminal of electrodynamic pump connects check valve
Output end, check valve input termination hydraulic oil container 20；The check valve includes check valve body 5 and hydraulic pressure filter core 6.
7 hydraulic circuit of electrodynamic pump output termination 9 left position road input terminal of two-position four-way valve, 9 left position road of two-position four-way valve
Output end connects the first tubing interface 81 through oil pipe, and 81 other end of the first tubing interface connects 19 lumen of double end hydraulic cylinder through oil pipe
Room；9 roads You Wei input terminal of two-position four-way valve connects the second tubing interface 82 through oil pipe, 82 other end of the second tubing interface through oil pipe simultaneously
19 upper and lower chamber of double end hydraulic cylinder is connect, 9 roads You Wei output end of two-position four-way valve connects hydraulic oil container 20, two four-ways through oil pipe
Valve 9 can pass through handle switching right and left position road position；Two position four-way valves 9 are manual two position four-way valve.
7 hydraulic circuit output end of the electrodynamic pump simultaneously connects unloading valve 11 and pressure gauge 10,11 another termination hydraulic pressure of unloading valve
Fuel tank 20；Unloading valve 11 is that adjustable unloading valve, pressure gauge 10 can indicate the oil pressure force value at this manually.
Two head piston rods of the double end hydraulic cylinder 19 are respectively fixedly connected with 13 pedestal of rhombus expansion brackets and the bottoms of close to
The middle joint point of seat；Rhombus expansion brackets top braces seat 12 can be connected to cab bottom, and cab roof rise is come.
13 side of the rhombus expansion brackets is installed with safety bolt 15, and 13 side of rhombus expansion brackets is close to the side of pedestal
Safety bolt lower part 18 is fixedly mounted in first, face artis, and 13 side of rhombus expansion brackets is close to the joint of the side of pedestal second
It selects and lock sheet 16 is fixedly mounted, lock sheet 16 is provided with hole, and safety bolt 15 passes through 16 hole of lock sheet, on safety bolt 15, position
It is respectively installed with lower end locking nut 17 and upper end locking nut 14 in 16 following above and of lock sheet, for consolidating lock sheet 16
Due to a certain position on safety bolt 15.
The course of work for digging failure emergency maintenance device of bogie clamshell driver's cabin of the present invention is：Referring to Fig. 2.
In the case where bogie clamshell driver's cabin can not be dug, the diamond shape in the emergency maintenance device of the present invention is stretched
Contracting frame 13 is installed to cab bottom, and rhombus expansion brackets fulcrum bearing 12 connects cab bottom, can be carried out after connection specific
Operation.
Dig driver's cabin（It digs）：After car direct current power supply 22 is connected, presses and be connected to the first of car direct current power supply and open
2 are closed, relay 3 obtains electric, the actuation of relay 3, the closing of main line way switch 4, and electrodynamic pump 7 is started to work, and hydraulic oil passes through check valve
Hydraulic pressure filter core 6 after, reach electrodynamic pump 7, low pressure oil is converted into high pressure oil, and hydraulic oil passes through manual two-position four-way valve 9（Left position
Road）Afterwards, into the middle chamber of double end hydraulic cylinder 19, the piston rod at both ends stretches out, and piston rod pushes rhombus expansion brackets 13 to stretch out
It is elongated；The lock sheet 16 being fixed in 13 artis of rhombus expansion brackets extends its position also with rhombus expansion brackets 13 and becomes
Change, and lock sheet 16 is set on safety bolt 15；After driver's cabin is dug completely, turn upwards on safety bolt 15
Lower end locking nut 17 turns downwards upper end locking nut 14 on safety bolt 15 to lock sheet to the lower part of lock sheet 16
16 top carries out the position that is locked to lock sheet 16, and the driver's cabin at this moment dug is in safe and reliable state.If by
Driver's cabin can not jack up after the above operation, then check the reading of pressure gauge 10, adjust the pressure of unloading valve 11, behaviour more than repetition
Make step, until digging driver's cabin.
Put down driver's cabin（Return）：Lower end locking nut 17 is turned downwards to the position of safety bolt lower part 18, is twisted upwards
Dynamic upper end locking nut 14 is to the top of safety bolt 15, and lock sheet 16 can be moved up and down along safety bolt 15, and security insurance is released
It puts, at this moment can operate and put down driver's cabin.After car direct current power supply 16 is connected, the handle of manual two-position four-way valve 9, switching two
The position of position four-way valve, presses the first switch 2 for being connected to car direct current power supply, and relay 3 obtains electric, the actuation of relay 3, main line
Way switch 4 is closed, and electrodynamic pump 7 is started to work, and hydraulic oil reaches electrodynamic pump 7, low pressure oil after the hydraulic pressure filter core 6 of check valve
It is converted into high pressure oil, hydraulic oil passes through manual two-position four-way valve 9（The roads You Wei）Afterwards, into the upper and lower chamber of double end hydraulic cylinder 19
The piston rod of room, both ends is withdrawn, and piston rod withdraws stretching rhombus expansion brackets 13.If driver's cabin is not put after operating above
Under, it checks the reading of pressure gauge 11, adjusts the pressure of unloading valve 12, operating procedure more than repetition, until the driver's cabin dug
It puts down, return.
In addition, the failure emergency maintenance device of digging of bogie clamshell driver's cabin of the present invention is there are one function：Energy
The leakage of wheelhouse tipping hydraulic system is checked.Specific operation process is：
First tubing interface 81 of the emergency maintenance device of the present invention and the second tubing interface 82 are connected to the hydraulic oil of former vehicle
On the road, the pressure of unloading valve 11 is turned up and presses the first switch for being connected to car direct current power supply after car direct current power supply 22 is connected
2, relay 3 obtains electric, the actuation of relay 3, the closing of main line way switch 4, and electrodynamic pump 7 is started to work, and hydraulic oil is by check valve
After hydraulic pressure filter core 6, electrodynamic pump 7 is reached, low pressure oil is converted into high pressure oil, checks the oil return situation of hydraulic oil container 20, such as hydraulic oil
20 not oil return of case or oil return are very few, check the leakage point of oil pipe, connector, until leakage point is found out.
If if the wheelhouse tipping hydraulic system of former vehicle has leakage, but wheelhouse tipping oil cylinder is good, this can be sent out
The first tubing interface 81 and the second tubing interface 82 of bright emergency maintenance device are directly connected to the dump cylinder of former vehicle, utilize
The emergency maintenance device of the present invention drives dump cylinder, digs driver's cabin.
Bogie clamshell driver's cabin of the present invention digs failure emergency maintenance device and can solve driver's cabin and dig mechanism
Rust can not extremely dig the problem come, while safely and fast dig driver's cabin, driver's cabin in the case where the pump damage of former vehicle is changed without
Leakage problem existing for hydraulic mechanism of tumbling also can quickly be searched and be solved by using the device of the invention, dress of the invention
It sets and separately installed can both be used to cab bottom, tubing interface can also be removed and be installed to driver's cabin and dig on oil cylinder.
The above is merely preferred embodiments of the present invention, be not intended to limit the scope of the present invention, therefore, it is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention should be included in the protection model of the present invention
Within enclosing.
Claims (3)
1. a kind of bogie clamshell driver's cabin digs failure emergency maintenance device, it is characterized in that：Including first switch（2）、
Relay（3）, main line way switch（4）, check valve, electrodynamic pump（7）, two position four-way valves（9）, unloading valve（11）, rhombus expansion brackets
（13）, double end hydraulic cylinder（19）,
The first switch（2）One termination car direct current power supply（22）Anode, first switch（2）Another relay termination（3）, after
Electric appliance（3）Main control line way switch（4）, main line way switch（4）One termination car direct current power supply（22）Anode, main line way switch
（4）Another termination electrodynamic pump（7）, electrodynamic pump（7）Hydraulic circuit input terminal connects check valve output end, check valve input termination hydraulic pressure
Fuel tank（20）；
The electrodynamic pump（7）Hydraulic circuit output termination two-position four-way valve（9）Left position road input terminal, two-position four-way valve（9）Left position
Road output end connects the first tubing interface through oil pipe（81）, the first tubing interface（81）The other end connects double end hydraulic cylinder through oil pipe
（19）Middle chamber；Two-position four-way valve（9）The roads You Wei input terminal connects the second tubing interface through oil pipe（82）, the second tubing interface（82）
The other end is through oil pipe and connects double end hydraulic cylinder（19）Upper and lower chamber, two-position four-way valve（9）The roads You Wei output end connects liquid through oil pipe
Pressure oil case（20）, two position four-way valves（9）Handle switching right and left position road position can be passed through；
The electrodynamic pump（7）Hydraulic circuit output end simultaneously connects unloading valve（11）, unloading valve（11）Another termination hydraulic oil container（20）；
The double end hydraulic cylinder（19）Two head piston rods be respectively fixedly connected with rhombus expansion brackets（13）Pedestal and close bottom
The middle joint point of seat；Rhombus expansion brackets top braces seat（12）Cab bottom can be connected to.
2. bogie clamshell driver's cabin according to claim 1 digs failure emergency maintenance device, it is characterized in that：Institute
State electrodynamic pump（7）Hydraulic circuit output end simultaneously connects pressure gauge（10）.
3. bogie clamshell driver's cabin according to claim 1 or 2 digs failure emergency maintenance device, feature
It is：The rhombus expansion brackets（13）Side is installed with safety bolt（15）, rhombus expansion brackets（13）Side is close to pedestal
Safety bolt lower part is fixedly mounted in the artis of side first（18）, rhombus expansion brackets（13）Side is close to the side of pedestal second
Lock sheet is fixedly mounted in a artis（16）, lock sheet（16）It is provided with hole, safety bolt（15）Across lock sheet（16）Hole is being protected
Dangerous bolt（15）On, it is located at lock sheet（16）Following above and is respectively installed with lower end locking nut（17）With upper end locking nut
（14）, it is used for lock sheet（16）It is fixed on safety bolt（15）Upper a certain position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710190551.2A CN108657994A (en) | 2017-03-28 | 2017-03-28 | Bogie clamshell driver's cabin digs failure emergency maintenance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710190551.2A CN108657994A (en) | 2017-03-28 | 2017-03-28 | Bogie clamshell driver's cabin digs failure emergency maintenance device |
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| Publication Number | Publication Date |
|---|---|
| CN108657994A true CN108657994A (en) | 2018-10-16 |
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ID=63785751
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|---|---|---|---|
| CN201710190551.2A Pending CN108657994A (en) | 2017-03-28 | 2017-03-28 | Bogie clamshell driver's cabin digs failure emergency maintenance device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111745377A (en) * | 2019-03-27 | 2020-10-09 | 宝山钢铁股份有限公司 | Device and method for taking out first main shaft bearing of automatic gearbox of truck |
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| CN204823999U (en) * | 2015-08-11 | 2015-12-02 | 姜锦权 | Hand -operated elevating platform device |
| CN106194641A (en) * | 2016-06-29 | 2016-12-07 | 浙江科力车辆控制***有限公司 | A kind of hydraulic cab lifting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111745377A (en) * | 2019-03-27 | 2020-10-09 | 宝山钢铁股份有限公司 | Device and method for taking out first main shaft bearing of automatic gearbox of truck |
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