CN105905846B - Underground mine use Mobile lifting inspection platform - Google Patents
Underground mine use Mobile lifting inspection platform Download PDFInfo
- Publication number
- CN105905846B CN105905846B CN201610379533.4A CN201610379533A CN105905846B CN 105905846 B CN105905846 B CN 105905846B CN 201610379533 A CN201610379533 A CN 201610379533A CN 105905846 B CN105905846 B CN 105905846B
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- Prior art keywords
- actuator port
- valve
- lifting
- oil
- hydraulic
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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
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
-
- 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
- B66F13/00—Common constructional features or accessories
-
- 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
Abstract
The present invention relates to a kind of underground mine use Mobile lifting inspection platforms, directly the biggish object of heavier or volume can directly be promoted, without external equipment, directly equipment to be mounted will be needed to install, other transportation cost are saved, and it is easy to operate, and repair location can be converted anywhere or anytime, auxiliary operation is carried out without adding additional equipment, two side cylinders can be with independent control, increase stability, the life security of maintenance personal is preferably ensured, hydraulic lock automatically opens during lifting and decline, and during maintenance personal repairs at the scene, hydraulic lock is automatically locked, even if vehicle breaks down or pipeline oil leak, hoistable platform can also be maintained at original position, further improve safety coefficient.After platform fault, ground staff can realize the steady decline of hoistable platform by manipulation manual pump, to ensure maintenance personal's safety on platform, and shift vehicle maintenance.
Description
Technical field
The present invention relates to a kind of underground mine use Mobile lifting inspection platforms, in coal mine down-hole tunnel operation at top
Maintenance.
Background technique
In colliery industry, high altitude operation must use scaffold or hydraulic elevating platform at the top of underworkings, and previous
Underground at the top of high altitude operation have following defect:
1, previous underground high altitude operation can only carry out descending operation operation in the position of a certain fixation.If changing a position
It sets and operation is needed to need to set up operating platform again, repeat same step, it is time-consuming.
2, anti-explosion electric or dedicated hydraulic platform that previous underground high altitude operation uses, need to select external power
Source, and underground coal mine electric power source needs each several hundred rice or upper km just to have one, and dedicated hydraulic power source is with greater need for it
He could use in hydraulic device cooperation, operate highly inconvenient.
3, previous underground aerial work platform needs manual handling to specified operation place, underground coal mine ground pit
Injustice, increases the labor intensity of coal mine personnel, and efficiency is also very low.
4, previous underground aerial work platform bearing capacity can only have 1 operator to work.Due to spatial position
Limitation cannot substantially be attached to more aftermarket attachments, every time repair more exchange device can be only done a small amount of work.Then again
It is secondary to get off to take accessory, working efficiency is greatly reduced in this way.
5, previous underworkings maintenance needs cooperate an at least haulage vehicle to transport accessory, add high altitude operation
Platform is also required to a haulage vehicle and transports it into designated position from well, and live dimension is then carried out after carrying out installation and debugging
It repairs.To increase additional transportation cost.
Summary of the invention
The purpose of the present invention is to overcome the above shortcomings and to provide one kind can transport accessory, can carry several personnel liftings
Site examining and repairing maintenance is carried out, external connection power source is not necessarily to, saves manually, improves the underground mine use Mobile lifting of overhaul efficiency
Inspection platform.
The object of the present invention is achieved like this:
A kind of underground mine use Mobile lifting inspection platform, it includes car body, and car body is made of forebay and rear frame,
It is provided with anti-explosion diesel engine on the forebay, is provided with hydraulic elevating platform on the rear frame, the hydraulic elevating platform packet
Job platform and scissor-type bracket are included, which fixes with scissor-type cradle top, and scissor-type bracket passes through lifting
Oil cylinder control lifting.
The scissor-type bracket is hingedly formed by more piece lift arm arranged up and down, and the bottom of lift arm is fixed on rear frame
On the pedestal at top, the cylinder body and piston rod of lifting cylinder are separately fixed on a lift arm.
It is connected between the forebay and rear frame by transmission system.
Job platform is surrounded by guardrail.
The anti-explosion diesel engine provides hydraulic power supply into the hydraulic system of the mobile falling-rising inspection platform of underground mine use,
The hydraulic system includes steering system, braking system and hydraulic system for lifting, and the hydraulic system for lifting includes gear oil pump, fills
Liquid valve, multi-way valve, throttle valve, bidirectional hydraulic lock and support cylinder, the oil inlet of the oil outlet connection multi-way valve of gear oil pump, should
Actuator port A1, actuator port A2, actuator port A3, actuator port B1, actuator port B2, actuator port are offered on multi-way valve
B3 and oil return inlet T, the actuator port A3 of the multi-way valve are connected to bidirectional hydraulic by throttle valve and lock, bidirectional hydraulic lock
Actuator port is connected on an actuator port of lifting cylinder, and the actuator port B3 connection of multi-way valve passes through after bidirectional hydraulic lock
It is connected on another actuator port of lifting cylinder, actuator port A1, A2 of multi-way valve are connected to stretching for vehicle frame support cylinder
Out on actuator port, actuator port B1, B2 of multi-way valve are connected on the retraction actuator port of vehicle frame support cylinder, and multi-way valve returns
Hydraulic fluid port T is connected in hydraulic oil container.
The steering system includes diverter and steering cylinder, which is to pass through gear oil pump by anti-explosion diesel engine
It is connected with the oil inlet of diverter, the actuator port of diverter is connected with steering cylinder, the oil return opening and hydraulic oil container of diverter
It is connected, realizes the go to action of car body.
The braking system includes prefill valve, foot valve and brake, which connected by anti-explosion diesel engine
Gear oil pump oil outlet, the first actuator port of the oil inlet, prefill valve that pass sequentially through prefill valve is connected to accumulator, stores
Energy device reconnects foot valve, and foot valve connects bridge brake, realizes the braking of car body.
The oil outlet of the gear oil pump connects the oil inlet of multi-way valve by the second actuator port of prefill valve.
Overflow valve is connected between the gear oil pump and prefill valve.
Manual pump is additionally provided between the lifting cylinder and throttle valve.
Underground mine use Mobile lifting inspection platform of the present invention has the advantage that
The area of platform of the mobile falling-rising inspection platform of this underground mine use reaches 6 square metres, and bearing capacity reaches 5
Ton, directly can directly promote heavier (specified 1.5 tons) or the biggish object of volume, without external equipment, directly will
Equipment to be mounted is needed to be installed.Other transportation cost are saved.
Operating aspect at the scene, underground mine use Mobile lifting inspection platform are easy to operate, it is only necessary to a driver
And relevant maintenance personal, without increasing other additional support staff, so that it may directly operate, and can at any time with
The transformation repair location on ground carries out auxiliary operation without adding additional equipment.
In terms of safety the Rear frame of underground mine use Mobile lifting inspection platform be additionally arranged two it is vertical hydraulic
Oil cylinder support, is directly operated, and two side cylinders can increase stability, preferably with independent control by multi-way valve handle
The life security of maintenance personal is ensured.The hydraulic system of scissor bracket below hoistable platform increases bidirectional hydraulic
Lock, hydraulic lock automatically opens during lifting and decline, and during maintenance personal repairs at the scene, hydraulic lock is automatic
Locked, even if vehicle breaks down or pipeline oil leak, hoistable platform can also be maintained at original position, further improve peace
Overall coefficient.In addition, ground staff can realize the flat of hoistable platform by manipulation manual pump (emergency operation valve) after platform fault
Steady decline to ensure maintenance personal's safety on platform, and shifts vehicle maintenance.
The platform is it is further an advantage that the accessory changed or other equipment directly can directly be transported with the vehicle
To place is reprocessed, without increasing other haulage vehicles and haulage equipment.It improves production efficiency and reduces transportation cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of underground mine use Mobile lifting inspection platform of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the structural schematic diagram of hydraulic elevating platform in Fig. 1.
Fig. 4 is the hydraulic schematic diagram of liquid hydraulic system for lifting.
Wherein: forebay 1, rear frame 2, transmission system 3, anti-explosion diesel engine 4, exhaust system 4.1, dynamical system 4.2, into
Gas system 4.3, emergency operation valve 4.4, hydraulic elevating platform 5, job platform 6, guardrail 6.1, scissor-type bracket 7, lift arm 8,
Pedestal 9, lifting cylinder 10, hydraulic system for lifting 11, gear oil pump 11.1, prefill valve 11.2, overflow valve 11.3, multi-way valve
11.4, throttle valve 11.5, bidirectional hydraulic lock 11.6, manual pump 11.7, support cylinder 11.8.
Specific embodiment
As shown in Figure 1 to Figure 4, the present invention relates to a kind of underground mine use Mobile lifting inspection platforms, it includes car body, car body
It is made of, is connected between the forebay 1 and rear frame 2 by transmission system 3, the transmission system 3 forebay 1 and rear frame 2
For machine driven system, be provided with anti-explosion diesel engine 4 on the forebay 1, the anti-explosion diesel engine 4 be equipped with exhaust system 4.1,
Dynamical system 4.2, gas handling system 4.3 and emergency operation valve 4.4 are provided with hydraulic elevating platform 5 on the rear frame 2, should
Hydraulic elevating platform 5 includes job platform 6 and scissor-type bracket 7, is fixed at the top of 6 bottom of job platform and scissor-type bracket 7,
Job platform 6 is surrounded by guardrail 6.1, plays the role of safeguard protection, and the scissor-type bracket 7 is lifted by more piece arranged up and down
It rises arm 8 hingedly to form, the bottom of lift arm 8 is fixed on the pedestal 9 at 2 top of rear frame, and is further fixed on one on lift arm 8
A lifting cylinder 10, the cylinder body and piston rod of lifting cylinder 10 are separately fixed on a lift arm 8, to allow scissor-type bracket
7 foldings of 7 foldings, scissor-type bracket enable its hydraulic elevating platform 5 to be freely vertically moved up or down,
The anti-explosion diesel engine 4 provides hydraulic power supply to the hydraulic system of the mobile falling-rising inspection platform of underground mine use
In, which includes steering system, braking system and hydraulic system for lifting.
The steering system includes diverter and steering cylinder, which is to pass through gear oil pump by anti-explosion diesel engine
It is connected with the oil inlet of diverter, the actuator port of diverter is connected with steering cylinder, the oil return opening and hydraulic oil container of diverter
It is connected, realizes the go to action of car body.
The braking system includes prefill valve, foot valve and brake, which connected by anti-explosion diesel engine
Gear oil pump oil outlet, the first actuator port (P mouthfuls) of the oil inlet, prefill valve that pass sequentially through prefill valve is connected to accumulation of energy
Device, accumulator reconnect foot valve (service brake), and foot valve connects bridge brake, realize the braking of car body.
The hydraulic system for lifting includes gear oil pump 11.1, prefill valve 11.2, overflow valve 11.3, multi-way valve 11.4, section
Valve 11.5, bidirectional hydraulic lock 11.6, manual pump 11.7, support cylinder 11.8 are flowed, the hydraulic system for lifting includes gear oil
The oil outlet of pump 11.1, gear oil pump 11.1 connects multi-way valves 11.4 by (O mouthfuls) of the second actuator port of prefill valve 11.2
Oil inlet is connected with overflow valve 11.3, offers on the multi-way valve 11.4 between the gear oil pump 11.1 and prefill valve 11.2
This six actuator ports of A1, A2, A3, B1, B2, B3 and oil return inlet T, the actuator port A3 of the multi-way valve 11.4 pass through throttling
Valve 11.5 is connected on bidirectional hydraulic lock 11.6, and the actuator port of bidirectional hydraulic lock 11.6 is connected to a work of lifting cylinder 10
Make on hydraulic fluid port, the actuator port B3 connection of multi-way valve 11.4 is by being connected to the another of lifting cylinder 10 after bidirectional hydraulic lock 11.6
On a actuator port, actuator port A1, A2 of multi-way valve 11.4 are connected on the stretching actuator port of vehicle frame support cylinder 11.8,
Actuator port B1, B2 of multi-way valve 11.4 are connected on the retraction actuator port of vehicle frame support cylinder 11.8, and multi-way valve 11.4 returns
Hydraulic fluid port T is connected in hydraulic oil container.
Manual pump 11.7, bidirectional hydraulic lock 11.6 and manual pump are additionally provided between the lifting cylinder 10 and throttle valve 11.5
11.7 for guaranteeing under abnormal conditions, the decline of platform energy manual control；The multi-way valve 11.4 and support cylinder 11.8 can be real
Existing vehicle enhances the safety of staff in the steady control on uneven road surface；The throttle valve 11.5 is used to stablize fuel feeding,
Realize that the lifting action of hydraulic elevating platform 5 is steady.
The working method of the hydraulic system for lifting are as follows:
When hydraulic elevating platform 5 rises, pressure oil passes through throttle valve 11.5 and bidirectional hydraulic lock 11.6 from multi-way valve 11.4
In the defeated actuator port to lifting cylinder 10.
When hydraulic elevating platform 5 declines, pressure oil is under the control of throttle valve 11.5, from the oil return inlet T of multi-way valve 11.4
Draining.
When hydraulic elevating platform 5 overloads, the overflow unit in multi-way valve 11.4 is opened, and pressure oil is flowed by overflow valve 11.3
Oil return box, platform does not rise at this time.
When 5 circuit failure of hydraulic elevating platform (damaged, leakage), bidirectional hydraulic lock 11.6 is automatically locked, and guarantees that platform can
Control, will not freely decline.
Claims (3)
1. a kind of underground mine use Mobile lifting inspection platform, it is characterised in that: it includes car body, and car body is by forebay (1)
It is formed with rear frame (2), is provided with anti-explosion diesel engine (4), is provided on the rear frame (2) hydraulic on the forebay (1)
Hoistable platform (5), the hydraulic elevating platform (5) include job platform (6) and scissor-type bracket (7), job platform (6) bottom
It is fixed at the top of scissor-type bracket (7), scissor-type bracket (7) passes through lifting cylinder (10) control lifting；The scissor-type bracket
(7) it is hingedly formed by more piece lift arm (8) arranged up and down, the bottom of lift arm (8) is fixed on the pedestal at the top of rear frame (2)
(9) on, the cylinder body and piston rod of lifting cylinder (10) are separately fixed on a lift arm (8)；The anti-explosion diesel engine (4) mentions
For in the hydraulic system of hydraulic power supply to the mobile falling-rising inspection platform of underground mine use, the hydraulic system include steering system,
Braking system and hydraulic system for lifting, the hydraulic system for lifting include gear oil pump (11.1), prefill valve (11.2), multi-way valve
(11.4), the oil outlet of throttle valve (11.5), bidirectional hydraulic lock (11.6) and support cylinder (11.8), gear oil pump (11.1) connects
The oil inlet of multi-way valve (11.4) is connect, offers actuator port A1, actuator port A2, actuator port on the multi-way valve (11.4)
The actuator port A3 of A3, actuator port B1, actuator port B2, actuator port B3 and oil return inlet T, the multi-way valve (11.4) is logical
It crosses throttle valve (11.5) to be connected on bidirectional hydraulic lock (11.6), the actuator port of bidirectional hydraulic lock (11.6) is connected to lifting oil
On one actuator port of cylinder (10), the actuator port B3 connection of multi-way valve (11.4) is connected afterwards by bidirectional hydraulic lock (11.6)
Onto another actuator port of lifting cylinder (10), actuator port A1, A2 of multi-way valve (11.4) are connected to vehicle frame support oil
On the stretching actuator port of cylinder (11.8), actuator port B1, B2 of multi-way valve (11.4) are connected to vehicle frame support cylinder (11.8)
It bounces back on actuator port, the oil return inlet T of multi-way valve (11.4) is connected in hydraulic oil container；The oil outlet of the gear oil pump (11.1)
Pass through the oil inlet of the second actuator port connection multi-way valve (11.4) of prefill valve (11.2)；It the gear oil pump (11.1) and fills
Overflow valve (11.3) are connected between liquid valve (11.2)；Manual pump is additionally provided between the lifting cylinder (10) and throttle valve (11.5)
(11.7)；The steering system includes diverter and steering cylinder, which is to pass through gear oil pump by anti-explosion diesel engine
(11.1) it is connected with the oil inlet of diverter, the actuator port of diverter is connected with steering cylinder, the oil return opening and liquid of diverter
Pressure oil case is connected, and realizes the go to action of car body；The braking system includes prefill valve, foot valve and brake, the braking system
System is the oil outlet of the gear oil pump (11.1) connected by anti-explosion diesel engine, passes sequentially through oil inlet, the prefill valve of prefill valve
The first actuator port be connected to accumulator, accumulator reconnects foot valve, and foot valve connects bridge brake, realizes car body
Braking.
2. a kind of underground mine use Mobile lifting inspection platform according to claim 1, it is characterised in that: the preceding machine
It is connected between frame (1) and rear frame (2) by transmission system (3).
3. a kind of underground mine use Mobile lifting inspection platform according to claim 1, it is characterised in that: job platform
(6) be surrounded by guardrail (6.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610379533.4A CN105905846B (en) | 2016-06-01 | 2016-06-01 | Underground mine use Mobile lifting inspection platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610379533.4A CN105905846B (en) | 2016-06-01 | 2016-06-01 | Underground mine use Mobile lifting inspection platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105905846A CN105905846A (en) | 2016-08-31 |
| CN105905846B true CN105905846B (en) | 2019-03-05 |
Family
ID=56742896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610379533.4A Active CN105905846B (en) | 2016-06-01 | 2016-06-01 | Underground mine use Mobile lifting inspection platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105905846B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201183456Y (en) * | 2007-08-24 | 2009-01-21 | 姚双武 | Explosion-proof multi-function cart for conveying driven by ac electric motor |
| US20140345970A1 (en) * | 2013-05-21 | 2014-11-27 | Paul Kevin Wick | Method and apparatus combining front end loader and man lift |
| CN204184491U (en) * | 2014-09-11 | 2015-03-04 | 连云港天明装备有限公司 | A kind of underground coal mine overhauls special explosion-proof rubber tire hydraulic lifting platform cart |
| CN204915651U (en) * | 2015-07-08 | 2015-12-30 | 江苏金驰车辆有限公司 | All -hydraulic wet -type braking system of explosion -proof diesel engine trackless rubber -tyred car |
| CN105172500B (en) * | 2015-09-23 | 2017-07-28 | 中国煤炭科工集团太原研究院有限公司 | A kind of coal mine down-hole tunnel anti-explosion diesel engine land rail convertible car |
| CN205773170U (en) * | 2016-06-01 | 2016-12-07 | 江阴市卡利格机械有限公司 | Underground mine use Mobile lifting inspection platform |
-
2016
- 2016-06-01 CN CN201610379533.4A patent/CN105905846B/en active Active
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| Publication number | Publication date |
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| CN105905846A (en) | 2016-08-31 |
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Effective date of registration: 20220907 Address after: Middle Section of Huancheng East Road, Jiyuan City, Henan Province 454002 Patentee after: Jiyuan Fengze Special Steel Industry Co.,Ltd. Address before: 214443 No. 155, Shenxing Road, Shengang, Lingang New City, Jiangyin City, Wuxi City, Jiangsu Province Patentee before: Jiangyin Carriage Machine Co.,Ltd. |
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