CN208900592U - One kind being used for mine hoist brake clearance full-automatic regulation device - Google Patents
One kind being used for mine hoist brake clearance full-automatic regulation device Download PDFInfo
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- CN208900592U CN208900592U CN201821724154.5U CN201821724154U CN208900592U CN 208900592 U CN208900592 U CN 208900592U CN 201821724154 U CN201821724154 U CN 201821724154U CN 208900592 U CN208900592 U CN 208900592U
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Abstract
The utility model discloses one kind to be used for mine hoist brake clearance full-automatic regulation device, including braking body, bull gear, worm screw, micro-reducer, Minitype transmission motor and displacement sensor, one end inner radius of braking body is threaded with bull gear, bull gear is meshed with the worm screw being arranged in outside brake body, the tail portion of worm screw is connected with micro-reducer, micro-reducer is fixedly mounted on brake body surface face, Minitype transmission motor is connected on micro-reducer, displacement sensor is installed in the outside of braking body, brake assemblies are installed on braking body, the utility model design structure is simple, it is convenient to operate, brake block abrasion amount can be monitored, the mode that traditional-handwork is adjusted is substituted in brake block abrasion brake block abrasion amount is adjusted, and improve precision and speed in brake shoe adjustment process, it reduces The physical demands of staff reduces the generation of security risk.
Description
Technical field
The utility model belongs to elevator parts design technical field, and in particular to one kind is used for mine hoist brake shoe
Gap full-automatic regulation device.
Background technique
The task of mine hoisting system is to promote coal, spoil, lower putting material, lifts personnel and various winning equipments.It
It is the throat link of mine production system, shared status is particularly significant in shaft production, once breaking down, gently then influences
Production, heavy losses that are heavy then causing national wealth even result in the major casualties of the person.During coal mine lifting,
The brake apparatus of mine hoist is one of its most important component part, and each protective device on elevator is all for braking
Device service, so, the quality of the brake apparatus of mine hoist directly influences the quality of entire shaft production benefit, even
It is related to coal mine production safety.
Mine hoist brake shoe is used primarily on disc-brake, is the major part of Mine Hoist Brake, brake shoe
Gap width is one of them the critical important parameter for measuring brake apparatus quality.It is set if the installation gap of brake shoe is not achieved
Meter requires or brake block abrasion gap increases and exceed range as defined in " safety regulations in coal mine " or brake block abrasion is excessive not yet
In time when replacement brake shoe, it will lead to that braking ability is unstable, to influence the normal operation of lifting system.
It is exactly manually to adjust that existing brake clearance, which adjusts traditional method, is manually adjusted with inconvenience benefit,
And there are security risks, mainly there is following defect: 1, manually adjusting brake clearance and need to customize specific specific purpose tool;2, it adjusts manually
Whole brake clearance needs to measure while adjusting, and adjusts number and pendulous frequency is uncertain, until satisfaction " safety of coal mines rule
Journey " as defined in range;3, elevator need to be in halted state when manually adjusting brake clearance;4, brake clearance is manually adjusted,
A brake block can only once be adjusted;5, it needs to be opened and closed this repeatedly when measuring brake clearance during manually adjusting brake clearance
Brake, there are security risks;6, it when brake block abrasion excess and when needing replacing, is manually not easy to realize, there are great safety
Hidden danger.
Summary of the invention
In order to solve the above-mentioned technical problem the utility model, provides one kind and automatically adjusts for mine hoist brake clearance
Regulating device can be monitored brake block abrasion amount, and the mode of traditional-handwork adjusting is substituted in brake block abrasion to brake block abrasion
Amount is adjusted, and improves precision and speed in brake shoe adjustment process, reduces the physical demands of staff, and it is hidden to reduce safety
The generation of trouble.
The technical scheme adopted by the utility model is a kind of fill for mine hoist brake clearance full-automatic regulation
It sets, including braking body, bull gear, worm screw, micro-reducer, Minitype transmission motor and displacement sensor, brakes body
One end inner radius is threaded with bull gear, and bull gear is meshed with the worm screw being arranged in outside brake body, the tail portion of worm screw
It is connected with micro-reducer, micro-reducer is fixedly mounted on brake body surface face, is connected with Minitype transmission on micro-reducer
Motor is equipped with displacement sensor in the outside of braking body, brakes and be equipped with brake assemblies on body.
The brake assemblies include the cylinder being arranged in inside brake body, and cylinder is keyed in brake body and can edge
The axis direction and braking body of cylinder generate relative movement, and the outer surface of cylinder is equipped with brake shoe, and brake shoe is existed by setting
Pressing plate at cylinder external diameter is fixed, and pressing plate is mounted on cylinder by bolt.
The inner hub location of the cylinder is provided with connecting shaft, and multiple butterfly springs are arranged at connecting shaft outer diameter, are leaned on
The butterfly spring of nearly brake shoe is in contact with cylinder inner side end, the butterfly spring end far from cylinder is connected with spring pad, spring
The end of pad is connected with oil cylinder, and oil cylinder is in contact with canine tooth wheel end, and the internal slide of oil cylinder is connected with piston, piston with connect
Axis is fixed by connecting bolt.
Described further includes the oil cylinder cover for being mounted on oil cylinder outer end, a through-hole is offered in the middle part of oil cylinder cover, in the position of through-hole
Set the end cap for being provided with and being threadedly coupled with oil cylinder cover.
Described further includes the PLC controller being electrically connected with displacement sensor, and PLC controller is electrically connected with Minitype transmission motor
It connects.
When work, in the case where beat is not present in disk brake lock (or beat amount is no more than " safety regulations in coal mine " and wants
Ask), which works as brake shoe using high precision induction type displacement sensor real-time online detection brake clearance value and brake block abrasion amount
PLC controller output brake block abrasion alarm when gap width is more than " safety regulations in coal mine " specified value, when brake block abrasion excess,
PLC controller automatic alarm " abrasion is excessive ", and engineer is prompted to replace brake shoe in time;High precision induction type displacement sensor is real
When on-line checking brake clearance value, after PLC controller calculation process, control Minitype transmission motor operating through miniature reducer and
Worm drive is mounted on the rotation of the bull gear in brake main body, and then adjusts brake clearance value, and high precision induction type displacement passes
Sensor real-time online detection brake clearance value simultaneously feeds back to PLC controller, when brake clearance value meets " safety regulations in coal mine " rule
Micro- driving motor shuts down when fixed safe range, and this time adjustment terminates.
For each revolution, bull gear then rotates a tooth to worm screw, and when bull gear rotates a circle, brake brake head is pushed away forward
The screw pitch of a bull gear is moved, bull gear rotation drives brake brake head to elapse forward, to reach the mesh for adjusting brake clearance
's.
One end inner radius of the braking body is threaded with bull gear;The purpose being arranged in this way is: bull gear and system
Dynamic body is threadedly coupled, and bull gear end contacts oil cylinder, i.e. bull gear is in contact with brake head part, when work, brake
Body is kept fixed state, brake head part can be made to push ahead by the rotation of bull gear, then reaches brake clearance adjustment
Purpose.
The bull gear is meshed with the worm screw being arranged in outside brake body, and the tail portion of worm screw is connected with micro speed reducing
Machine, micro-reducer are fixedly mounted on brake body surface face, are connected with Minitype transmission motor on micro-reducer;It is arranged in this way
Purpose is: it can drive large ring gear and be rotated by Minitype transmission motor as power source, the side that substitution traditional manual is adjusted
Formula, had both improved efficiency when adjusting, also can be improved the precision of gap adjustment.
The outside in braking body is equipped with displacement sensor;The purpose being arranged in this way is: displacement sensor can be with
The distance between real-time monitoring and cylinder, since cylinder and brake shoe are to be fixedly connected, can extrapolate displacement sensor and brake shoe it
Between distance, when brake block abrasion, displacement sensor can rapidly pass data to PLC controller, and by PLC controller
Judge whether brake shoe wears, issues warning in time.
The utility model has the following beneficial effects: the utility model design structure is simple, operation is convenient, it can be to brake block abrasion
Amount is monitored, and the mode that traditional-handwork is adjusted is substituted in brake block abrasion, brake block abrasion amount is adjusted, and improve brake shoe
Precision and speed in adjustment process, reduce the physical demands of staff, reduce the generation of security risk.
Detailed description of the invention
Fig. 1 is the main view of the utility model;
Fig. 2 is the top view of the utility model;
Fig. 3 is the cross-sectional view of the utility model;
Fig. 4 is the work flow diagram of the utility model PLC controller.
Marked in the figure: 1, braking body;2, Minitype transmission motor;3, miniature reducer;4, worm screw;5, bull gear;6, lock
Watt;7, connecting shaft;8, butterfly spring;9, cylinder;10, pressing plate;11, displacement sensor;12, spring pad;13, oil cylinder;14, living
Plug;15, end cap;16, bolt is connected;17, oil cylinder cover.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
As shown, a kind of be used for 6 gap full-automatic regulation device of mine hoist brake shoe, including braking body 1, canine tooth
Circle 5, worm screw 4, micro-reducer, Minitype transmission motor 2 and displacement sensor 11 brake one end inner radius screw thread of body 1
It is connected with bull gear 5, bull gear 5 is meshed with the worm screw 4 being arranged in outside braking body 1, and the tail portion of worm screw 4 is connected with miniature
Speed reducer, micro-reducer are fixedly mounted on braking 1 surface of body, are connected with Minitype transmission motor 2 on micro-reducer, are making
The outside of dynamic body 1 is equipped with displacement sensor 11, brakes and is equipped with brake assemblies on body 1.
The brake assemblies include be arranged in braking body 1 inside cylinder 9, cylinder 9 key connection brake body 1 in and
Relative movement can be generated along the axis direction and braking body 1 of cylinder 9, the outer surface of cylinder 9 is equipped with brake shoe 6, and brake shoe 6 is logical
It crosses the pressing plate 10 being arranged at 9 outer diameter of cylinder to be fixed, pressing plate 10 is mounted on cylinder 9 by bolt.
The inner hub location of the cylinder 9 is provided with connecting shaft 7, is arranged with multiple butterfly springs at 7 outer diameter of connecting shaft
8, it is in contact close to the butterfly spring 8 of brake shoe 6 with 9 inner side end of cylinder, 8 end of butterfly spring far from cylinder 9 is connected with bullet
Spring pad 12, the end of spring pad 12 are connected with oil cylinder 13, and oil cylinder 13 is in contact with canine tooth wheel end, and the internal slide of oil cylinder 13 connects
It is connected to piston 14, piston 14 is fixed with connecting shaft 7 by connecting bolt 16.
Described further includes the oil cylinder cover 17 for being mounted on 13 outer end of oil cylinder, and the middle part of oil cylinder cover 17 offers a through-hole, logical
The end cap 15 being threadedly coupled with oil cylinder cover 17 is provided on the position in hole.
Described further includes the PLC controller being electrically connected with displacement sensor 11,2 electricity of PLC controller and Minitype transmission motor
Connection.
When work, in the case where beat is not present in disk brake lock (or beat amount is no more than " safety regulations in coal mine " and wants
Ask), which detects 6 gap width of brake shoe and 6 abrasion loss of brake shoe using 11 real-time online of high precision induction type displacement sensor, when
PLC controller output brake shoe 6 abrasion alarm when 6 gap width of brake shoe is more than " safety regulations in coal mine " specified value, when brake shoe 6 was worn
When amount, PLC controller automatic alarm " abrasion is excessive ", and engineer is prompted to replace brake shoe 6 in time;High precision induction type displacement passes
11 real-time online of sensor detects 6 gap width of brake shoe, and after PLC controller calculation process, the control operating of Minitype transmission motor 2 is through micro-
Type speed reducer 3 and worm screw 4 drive the bull gear 5 being mounted in brake main body to rotate, and then adjust 6 gap width of brake shoe, high-precision
Degree 11 real-time online of inductive di lacement tra ducer detection 6 gap width of brake shoe simultaneously feeds back to PLC controller, when 6 gap width of brake shoe is full
Micro- driving motor shuts down when safe range as defined in foot " safety regulations in coal mine ", and this time adjustment terminates.
For each revolution, bull gear 5 then rotates a tooth to worm screw 4, when bull gear 5 rotates a circle, brake brake head to
The screw pitch of one bull gear 5 of preceding passage, the rotation of bull gear 5 drive brake brake head to elapse forward, thus between reaching adjusting brake shoe 6
The purpose of gap.
In addition, when work, high accuracy displacement sensor 11 detects when setting initial band-type brake state brake brake head away from
The distance of sensor probe is L0, and is set to a reference value, and high accuracy displacement sensor 11 detects after the brake is opened a sluice gate
Distance of the brake brake head away from sensor probe is L1, and L0-L1≤1.5mm(is in view of between " safety regulations in coal mine " regulation brake shoe 6
2mm is not to be exceeded in gap and 0.5mm is not to be exceeded in brake disc deflection, and press 1.5mm value here) brake shoe 6 gap width just
Often.If L0-L1 > 1.5mm should export the big alarm in 6 gap of brake shoe, and drive micro- driving motor to rotate simultaneously, when L0-L1≤
1.5mm, micro- driving motor stop.The change of L0 value is denoted as L0' after brake shoe 6 is worn again, if L0'-L1≤1.5mm(is examined
Consider that 6 gap of " safety regulations in coal mine " regulation brake shoe is not to be exceeded 2mm and brake disc deflection is not to be exceeded 0.5mm, in practice
By 1.5mm value) 6 gap widths of brake shoe are normal;If L0'-L1 > 1.5mm should export the big alarm in 6 gap of brake shoe, and drive simultaneously
Micro- driving motor rotation is moved, as L0'-L1≤1.5mm, micro- driving motor stops;When L0'- L0 is more than a certain setting value,
System alarm brake shoe 6 wears excess, should replace brake shoe 6 in time at this time.
Claims (5)
1. one kind is used for mine hoist brake clearance full-automatic regulation device, it is characterised in that: including braking body, canine tooth
Circle, worm screw, micro-reducer, Minitype transmission motor and displacement sensor, one end inner radius for braking body are threaded with
Bull gear, bull gear are meshed with the worm screw being arranged in outside brake body, and the tail portion of worm screw is connected with micro-reducer, miniature
Speed reducer is fixedly mounted on brake body surface face, is connected with Minitype transmission motor on micro-reducer, in the outside of braking body
Displacement sensor is installed, brakes and brake assemblies is installed on body.
2. according to claim 1 a kind of for mine hoist brake clearance full-automatic regulation device, it is characterised in that:
Brake assemblies include the cylinder being arranged in inside brake body, and cylinder is keyed in brake body and can be along the axis side of cylinder
Relative movement is generated to braking body, the outer surface of cylinder is equipped with brake shoe, and brake shoe is by being arranged at cylinder external diameter
Pressing plate is fixed, and pressing plate is mounted on cylinder by bolt.
3. according to claim 2 a kind of for mine hoist brake clearance full-automatic regulation device, it is characterised in that:
The inner hub location of cylinder is provided with connecting shaft, and multiple butterfly springs are arranged at connecting shaft outer diameter, close to the butterfly of brake shoe
Spring is in contact with cylinder inner side end, the butterfly spring end far from cylinder is connected with spring pad, the end connection of spring pad
There is oil cylinder, oil cylinder is in contact with canine tooth wheel end, and the internal slide of oil cylinder is connected with piston, piston and connecting shaft and passes through connection spiral shell
Bolt is fixed.
4. according to claim 3 a kind of for mine hoist brake clearance full-automatic regulation device, it is characterised in that:
Further include the oil cylinder cover for being mounted on oil cylinder outer end, a through-hole offered in the middle part of oil cylinder cover, be provided on the position of through-hole with
The end cap that oil cylinder cover is threadedly coupled.
5. according to claim 1 a kind of for mine hoist brake clearance full-automatic regulation device, it is characterised in that:
It further include the PLC controller being electrically connected with displacement sensor, PLC controller is electrically connected with Minitype transmission motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821724154.5U CN208900592U (en) | 2018-10-24 | 2018-10-24 | One kind being used for mine hoist brake clearance full-automatic regulation device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821724154.5U CN208900592U (en) | 2018-10-24 | 2018-10-24 | One kind being used for mine hoist brake clearance full-automatic regulation device |
Publications (1)
Publication Number | Publication Date |
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CN208900592U true CN208900592U (en) | 2019-05-24 |
Family
ID=66576621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821724154.5U Active CN208900592U (en) | 2018-10-24 | 2018-10-24 | One kind being used for mine hoist brake clearance full-automatic regulation device |
Country Status (1)
Country | Link |
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CN (1) | CN208900592U (en) |
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2018
- 2018-10-24 CN CN201821724154.5U patent/CN208900592U/en active Active
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