CN206394628U - The hydraulic brake system of overhead manned equipment - Google Patents
The hydraulic brake system of overhead manned equipment Download PDFInfo
- Publication number
- CN206394628U CN206394628U CN201720039779.7U CN201720039779U CN206394628U CN 206394628 U CN206394628 U CN 206394628U CN 201720039779 U CN201720039779 U CN 201720039779U CN 206394628 U CN206394628 U CN 206394628U
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- Prior art keywords
- hydraulic
- braking device
- branch
- liquid braking
- overhead
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Abstract
The utility model is related to a kind of hydraulic brake system of overhead manned equipment, belongs to mining braking equipment.The technical solution adopted in the utility model is：The hydraulic brake system of overhead manned equipment, including liquid braking device, the liquid braking device is arranged at overhead man-riding driving wheel, the liquid braking device is built-in with disk spring, the disk spring is arranged on the inside of liquid braking device and is arranged on the piston rod, piston rod, which is stretched out at liquid braking device, sets brake block, liquid braking device extends drive piston rod to liquid braking device contract naturally without disk spring under high pressure oil condition, and the brake block contact overhead man-riding driving wheel of piston rod end realizes braking.
Description
Background technology
The utility model is related to a kind of hydraulic brake system of overhead manned equipment, belongs to mining braking equipment.
Background technology
Current coal market conditions continued downturn, most colliery, which is managed, loses, and how to reduce production cost, improves effect
Benefit turns into an important topic.
Overhead manned equipment, is mainly used in mine inclined, gallery transport personnel, its operation principle is similar to surface travel rope
Road.It drives the friction pulley on reductor to be used as drive device by motor, is made using the steel wire rope of overhead electrodeless circulation
For traction carrying.Steel wire rope is tensioned mainly by tail tensioner, and rope sheave support is relied on the way, to maintain steel wire rope in support
Rich degree and tension force between wheel.Rope-grippers will multiply people's chair lift and is connected with steel wire rope and make circular flow therewith to realize transport personnel
Purpose.
The brakes of overhead manned equipment is in order to ensure the safety in use, generally using the side of hydraulic station not constantly running
Formula ensures that brake fluid system is in the state do not braked to driving wheel, and control hydraulic pressure reduces to be braked, realizes and drive
Driving wheel stops.This kind of method of operation needs hydraulic test long-time high-voltage operation, larger for energy consumption, add production in into
This.
The content of the invention
The present invention provides a kind of hydraulic brake system of overhead manned equipment, liquid when solving overhead manned equipment during exercise
Pressure system can not reduce operation power while the problem of keeping high brake pressure.
To achieve the above object, the technical solution adopted in the utility model is：
The hydraulic brake system of overhead manned equipment,
Including liquid braking device, the liquid braking device is arranged at overhead man-riding driving wheel, built in the liquid braking device
There is disk spring, the disk spring is arranged on the inside of liquid braking device and is arranged on the piston rod, piston rod stretches out hydraulic pressure
Brake block is set at brake, liquid braking device extends drive piston rod to hydraulic braking naturally without disk spring under high pressure oil condition
Device contract, the brake block contact overhead man-riding driving wheel of piston rod end realizes braking.
The hydraulic oil inlet of the liquid braking device is terminated in hydraulic oil pipeline, and the hydraulic oil pipeline is provided with list in parallel
To valve and magnetic valve, pipeline is in check valve to being provided with electro connecting pressure gauge between liquid braking device；Hydraulic oil pipeline accesses hydraulic station
Fuel tank in.
Preferably, in the hydraulic pump drive circuit for controlling motor of the electro connecting pressure gauge access hydraulic station.
Preferably, the hydraulic station includes fuel tank, filter, hydraulic pump, fine filter, pressure gauge and overflow valve, it is described
The initiating terminal of hydraulic oil pipeline is since fuel tank, then access according to tandem access filter, hydraulic pump and fine filter,
Finally access the check valve and magnetic valve of parallel connection.
Preferably, hydraulic oil pipeline is the first branch after fine filter, and first branch bifurcates pipe, wherein a branch
One branch pipe rear portion is the second branch, and the branch pipe of a branch two is divided to the oil inlet A that two-way accesses two explosion-proof two-bit triplet magnetic valves again,
The branch pipe of two branch one and the branch pipe of two branch two are separated after the rear portion access overflow valve of second branch, the branch pipe of two branch one separates two-way
The oil inlet B of two explosion-proof two-bit triplet magnetic valves is accessed, the branch pipe of two branch two is separated to be led to after the cooler of access all the way in two-way
Enter fuel tank, the branch pipe of two branch two separates another road access choke valve in two-way, the oil-out of two explosion-proof two-bit triplet magnetic valves
Come together in choke valve at one and be passed through check valve and magnetic valve in parallel.
Preferably, the liquid braking device of overhead manned equipment is under full of high pressure oil condition, disk spring is compressed, living
The brake block of stopper rod end leaves overhead man-riding driving wheel, and now driving wheel is in operating；When the hydraulic pressure of overhead manned equipment
Brake is under low pressure oil state, and disk spring trails, disk spring driving piston rod retraction, the brake of piston rod end
Piece contact overhead man-riding driving wheel realizes braking.
The utility model is reduces operation hours, and under the premise that security is guaranteed, we use according to field apparatus
Feature, devises the addition one-way hydraulic lock valve group in hydraulic system, makes operation hours by long-play, between being reduced to
20 seconds disconnected run times, extend the replacement cycle of hydraulic oil, greatly save equipment electric energy, reduce production cost.
Brief description of the drawings
Fig. 1 is fluid pressure line figure of the present utility model,
Fig. 2 is hydraulic pump drive circuit for controlling motor of the present utility model.
Reference numeral;
1st, liquid braking device, 2, disk spring, 3, piston rod, 4, rim brake, 5, hydraulic oil pipeline, 6, check valve,
7th, magnetic valve, 8, electro connecting pressure gauge, 9, motor, 101, fuel tank, 102, filter, 103, hydraulic pump, 104, fine filter,
105th, pressure gauge, 106, overflow valve, the 107, first branch, the 108, second branch, 109, explosion-proof two-bit triplet magnetic valve, 110, enter
Hydraulic fluid port A, 111, oil inlet B, 111, choke valve, 112, oil-out.
Embodiment
The utility model is related to described, the hydraulic brake system of overhead manned equipment, it is characterized in that,
Including liquid braking device, the liquid braking device is arranged at overhead man-riding driving wheel, built in the liquid braking device
There is disk spring, the disk spring is arranged on the inside of liquid braking device and is arranged on the piston rod, piston rod stretches out hydraulic pressure
Brake simultaneously sets rim brake on overhead man-riding driving wheel, and liquid braking device prolongs naturally without disk spring under high pressure oil condition
Drive piston rod is stretched to liquid braking device contract, and the rim brake contact overhead man-riding driving wheel of piston rod end realizes system
It is dynamic；
The hydraulic oil inlet of the liquid braking device is terminated in hydraulic oil pipeline, and the hydraulic oil pipeline is provided with list in parallel
To valve and magnetic valve, pipeline is in check valve to being provided with electro connecting pressure gauge between liquid braking device；Hydraulic oil pipeline accesses hydraulic station
In.In the hydraulic pump drive circuit for controlling motor of the electro connecting pressure gauge access hydraulic station.It is from check valve：RTO-20,
Magnetic valve is OMRON-H3BA-11 DC24V.
The hydraulic station includes fuel tank, filter, hydraulic pump, fine filter, pressure gauge and overflow valve, the hydraulic oil pipeline
Initiating terminal since fuel tank, then access according to tandem access filter, hydraulic pump and fine filter, liquid after fine filter
Force feed pipeline is the first branch, and first branch bifurcates pipe, wherein the branch pipe rear portion of a branch one is the second branch, a branch two
Branch pipe divides after being divided to the oil inlet A that two-way accesses two explosion-proof two-bit triplet magnetic valves, the rear portion access overflow valve of the second branch again
Go out the branch pipe of two branch one and the branch pipe of two branch two, the branch pipe of two branch one separates two-way and accesses entering for two explosion-proof two-bit triplet magnetic valves
Hydraulic fluid port B, the branch pipe of two branch two, which is separated, is passed through fuel tank after the cooler of access all the way in two-way, the branch pipe of two branch two is separated in two-way
Another road access choke valve, the oil-out of two explosion-proof two-bit triplet magnetic valves is come together at one with choke valve is passed through list in parallel
To valve and magnetic valve.
The liquid braking device of overhead manned equipment is under full of high pressure oil condition, and disk spring is compressed, piston rod end
Brake block leave overhead man-riding driving wheel, now driving wheel be in operating in；When the liquid braking device of overhead manned equipment exists
Under low pressure oil state, disk spring trails, disk spring driving piston rod retraction, the brake block contact bar of piston rod end
Overhead manned driving wheel realizes braking.
Analyzed according to above hydraulic pressure and electric control system technical parameter, we constitute a list by 220V electro connecting pressure gauges
To hydraulic lock valve group, it is serially connected among brake fluid system oil circuit, realizes the purpose of design.As shown above.
The application method of the present apparatus,
Start overhead manned equipment, hydraulic station now is in work, and high-pressure and hydraulic is gradually filled with liquid braking device
Piston in oil, liquid braking device promotes disk spring compression, and the ram pot of liquid braking device, piston rod are released in piston rod end
The rim brake of end is gradually disengaged with driving wheel, and rim brake is in open mode, and overhead manned equipment movement is realized
Normal operation.After starting 10 seconds, the pressure that electro connecting pressure gauge is detected in the ram pot of liquid braking device reaches requirement parameter,
Under the control of time-delay relay, the hydraulic pump of hydraulic station is stopped, while the solenoid valve block action in parallel with check valve, piston
The rim brake of boom end keeps released state with driving wheel, and rim brake is maintained open state, and overhead manned equipment is still
Old normal operation.The selection time of time-delay relay can select or adjust according to the rate of rise of hydraulic station.
Equipment stops：The overhead manned equipment closed with the chain braking of hydraulic station is switched, and overhead manned equipment is out of service,
Magnetic valve oil circuit is opened simultaneously, the hydraulic pressure cylinder pressure reduction of liquid braking device, and the piston rod of liquid braking device is by disk spring
Promote and retract, the rim brake of piston rod leading portion forces in overhead manned equipment driving wheel, overhead manned equipment is stopped, complete
Into a work period.
Electro connecting pressure gauge threshold pression is 5.5MPa, when the ram pot pressure of brake is less than 5.5MPa, electric contact
The external control line of pressure gauge gives hydraulic station starting relay power supply, hydraulic station is worked, and completes an individual event hydraulic lock valve group and protects
The work of pressure.
This device is mutually independent with all kinds of protections of equipment, can realize that protectiveness is stopped, the operation for integral device has
Accessory selected by economy, safety analysis, check valve and solenoid valve block is safety-type, adapts to the particular surroundings of coal production.
Add again after the present apparatus, crude apparatus security performance is secure, still with following protection device：Head, tail are got over
Position, which protect, overruns, owe speed protection, knick point falls rope protection, disconnected rope jerk, the protection of weight lower limit, whole jerk protection etc. tightly
Anxious parking function.And system all will be out of service after the generation of any one protection act, at the same for some reason barrier and by electric-control system
Locking simultaneously sounds the alarm, and can meet《Aerial Conveyance for Human in Coal Mine inspection criterion》Requirement.
The longtime running of crude apparatus is changed to short time operation, reduces equipment power consumption by the present apparatus.Operation hours
Reduce, the temperature rise of hydraulic oil is almost nil, drastically reduce the area because of the metal fillings and seal member that abrasion is produced（Such as rubber
Circle, glue work etc.）Also the quantity of fluid can be entered, the service life of hydraulic oil is extended.The reduction of operation hours,
The abrasion of hydraulic fittings is reduced, equipment part input is reduced.
The present apparatus when in 200 yuan of Meteorological number, save the maintenance expense of 50,000 yuan of electricity charge of expense and hydraulic test in year
With.
The device has come into operation in applicant's unit at present, and this improvement extends the replacement cycle of hydraulic oil, subtracts
The input of hydraulic oil is lacked；The time of equipment operation is reduced, electric energy has been saved；The abrasion of hydraulic unit is reduced, is reached
The purpose of energy-conservation, achieves good operational effect, is conducive to the downturn for helping enterprise smoothly to tide over current coal market.
Claims (5)
1. a kind of hydraulic brake system of overhead manned equipment, it is characterized in that,
Including liquid braking device, the liquid braking device is arranged at overhead man-riding driving wheel, and the liquid braking device is built-in with dish
Shape spring, the disk spring is arranged on the inside of liquid braking device and is arranged on the piston rod, and piston rod stretches out hydraulic braking
Device simultaneously sets rim brake on overhead man-riding driving wheel, and liquid braking device extends band naturally without disk spring under high pressure oil condition
Piston bar realizes braking to liquid braking device contract, the rim brake contact overhead man-riding driving wheel of piston rod end；
The hydraulic oil inlet of the liquid braking device is terminated in hydraulic oil pipeline, and the hydraulic oil pipeline is provided with check valve in parallel
And magnetic valve, pipeline check valve between liquid braking device be provided with electro connecting pressure gauge；In hydraulic oil pipeline access hydraulic station.
2. the hydraulic brake system of overhead manned equipment according to claim 1, it is characterized in that, the electro connecting pressure gauge
In the hydraulic pump drive circuit for controlling motor for accessing hydraulic station.
3. the hydraulic brake system of overhead manned equipment according to claim 1, it is characterized in that, the hydraulic station includes oil
Case, filter, hydraulic pump, fine filter, pressure gauge and overflow valve, the initiating terminal of the hydraulic oil pipeline is since fuel tank, so
After access according to tandem access filter, hydraulic pump and fine filter, finally access the check valve and magnetic valve of parallel connection.
4. the hydraulic brake system of overhead manned equipment according to claim 3, it is characterized in that, hydraulic oil pipe after fine filter
Road is the first branch, and first branch bifurcates pipe, wherein the branch pipe rear portion of a branch one is the second branch, the branch pipe of a branch two is again
Secondary point of two-way separates two points after accessing the oil inlet A of two explosion-proof two-bit triplet magnetic valves, the rear portion access overflow valve of the second branch
The branch pipe of road one and the branch pipe of two branch two, the branch pipe of two branch one separate the oil inlet B that two-way accesses two explosion-proof two-bit triplet magnetic valves,
The branch pipe of two branch two, which is separated, is passed through fuel tank after the cooler of access all the way in two-way, the branch pipe of two branch two separates another in two-way
Choke valve is accessed on road, the oil-out of two explosion-proof two-bit triplet magnetic valves come together in choke valve at one be passed through check valve in parallel and
Magnetic valve.
5. the hydraulic brake system of overhead manned equipment according to claim 1, it is characterized in that, the liquid of overhead manned equipment
Press brake under full of high pressure oil condition, disk spring is compressed, the brake block of piston rod end leaves overhead man-riding driving
Wheel, now driving wheel is in operating；When the liquid braking device of overhead manned equipment is under low pressure oil state, disk spring is stretched
Expansion, disk spring driving piston rod retraction, the brake block contact overhead man-riding driving wheel of piston rod end realizes braking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720039779.7U CN206394628U (en) | 2017-01-13 | 2017-01-13 | The hydraulic brake system of overhead manned equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720039779.7U CN206394628U (en) | 2017-01-13 | 2017-01-13 | The hydraulic brake system of overhead manned equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206394628U true CN206394628U (en) | 2017-08-11 |
Family
ID=59514206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720039779.7U Expired - Fee Related CN206394628U (en) | 2017-01-13 | 2017-01-13 | The hydraulic brake system of overhead manned equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206394628U (en) |
-
2017
- 2017-01-13 CN CN201720039779.7U patent/CN206394628U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170811 Termination date: 20180113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |