CN208344214U - A kind of plain type overhead manned equipment tail return sheave off-axis protective device - Google Patents
A kind of plain type overhead manned equipment tail return sheave off-axis protective device Download PDFInfo
- Publication number
- CN208344214U CN208344214U CN201820905009.0U CN201820905009U CN208344214U CN 208344214 U CN208344214 U CN 208344214U CN 201820905009 U CN201820905009 U CN 201820905009U CN 208344214 U CN208344214 U CN 208344214U
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- tail
- screw rod
- fixed frame
- left front
- return sheave
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Abstract
The utility model discloses a kind of plain type overhead manned equipment tail return sheave off-axis protective device, including tail detour wheel shaft, tail detour wheel shaft lower part is connected with tail return sheave, and tail detour wheel shaft lower end is fixed with return sheave hubcap；Side is symmetrically fixed with preceding fixed frame and rear fixed frame before and after tail detour wheel shaft, and preceding fixed frame and rear fixed frame are in the top of tail return sheave, tail detour wheel shaft is arranged right below holding element, holding element is fixedly linked by connecting component and preceding fixed frame, rear fixed frame, travel switch is installed, the signal input part of the controller of the signal output end and overhead manned equipment of travel switch is electrically connected in holding element.In the utility model after tail detour wheel shaft Damage and Fracture, overhead manned equipment can stop immediately, thus be avoided that the generation of industrial accident, and structure is simple, easy for installation, time saving and energy saving.
Description
Technical field
The utility model relates to mining transportation equipment, and in particular to a kind of plain type overhead manned equipment tail return sheave is disconnected
Axis protective device.
Background technique
Overhead manned equipment is mainly by driving device, track, device for workers, roundabout wheel device, track regulating device, tensioning
The composition such as device, safety guard and electric control gear, it is main to drive friction pulley as driving device by motor, using frame
As traction and carrying, wirerope is tensioned the wirerope of empty inorganic circulation mainly by tail tensioner, relies on drag on the way
Wheel support, to maintain amount of deflection and tension of the wirerope between tugboat, mammy chair is connect by rope-grippers with wirerope, and is followed therewith
Inscription of loop and the purpose for realizing transport personnel.
The spindle design of overhead manned equipment driving wheel and return sheave generally has enough safety coefficients, but underground ring
Border is more severe, and part overhead manned equipment long operational time, load it is big (especially with frictionally can rope clip capable of being picked off or hung,
If do not control multiply the human world away from cause overload when), main shaft is subject to load maximum component, while bearing driving wheel, detour
Large torque needed for wheel rotation and the radial pull along wirerope direction, also will receive some shock loadings, these factors often
The service life that main shaft may all be shortened is cracked and is even broken, so there are still larger for existing overhead manned equipment
Security risk, need to increase a kind of reliable safety guard prevents such accident from occurring.Existing off-axis is protected in the market
Protection unit, which is all producer, to be designed, fabricates for driving wheel, and expensive, and is not suitable for overhead manned equipment machine
The installation of tail return sheave.
Utility model content
The utility model provides a kind of plain type overhead manned equipment tail return sheave off-axis protective device, tail return sheave
After axis Damage and Fracture, overhead manned equipment can stop immediately, thus be avoided that the generation of industrial accident, and structure is simple, installation
It is convenient, it is time saving and energy saving.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution:
A kind of plain type overhead manned equipment tail return sheave off-axis protective device, including tail detour wheel shaft, tail are circuitous
It goes back to wheel shaft lower part and is connected with tail return sheave, tail detour wheel shaft lower end is fixed with return sheave hubcap；Before tail detour wheel shaft
Rear side is symmetrically fixed with preceding fixed frame and rear fixed frame, and preceding fixed frame and rear fixed frame are in the top of tail return sheave,
Tail detour wheel shaft is arranged right below holding element, and holding element passes through connecting component and preceding fixed frame, rear fixed frame stationary phase
Even, travel switch is installed, and the contact of travel switch is in corresponding position immediately below return sheave hubcap in holding element,
The signal input part of the controller of the signal output end and overhead manned equipment of travel switch is electrically connected, tail detour breaking of axle
For tail return sheave in company with falling under post-rift tail return sheave axial direction, return sheave hubcap touching travel switch simultaneously makes stroke afterwards
The contact closure of switch, the driving motor power-off of the controller control overhead manned equipment of overhead manned equipment.
Further, holding element includes the horizontal support bottom plate immediately below tail detour wheel shaft, support bottom plate
Lateral length be greater than tail return sheave outer diameter, support bottom plate left and right ends are symmetrically integrally upwardly extended equipped with vertical left side
Plate and right side plate, left plate include the symmetrical left front side plate in center and left rear side of the level relative to support bottom plate and transverse direction
Plate, and travel switch is installed on corresponding position in support bottom plate.
Further, connecting component includes the left connecting component being arranged symmetrically relative to tail detour axle centre and the right side
Connecting component, left connecting component include the left front connecting component and left back connecting component being oppositely arranged, and left front connecting component includes
Left front screw rod and left front nut, left front screw rod include left front vertical screw rod and be integrally formed at the left front of left front vertical screw rod lower end
Horizon bar, preceding fixed frame left part are equipped with vertical the through preceding fixed frame upper and lower surface in left front vertical screw rod corresponding position
One left through-hole, the internal diameter of the first left through-hole are adapted with the outer diameter of left front vertical screw rod, on a left side in the middle part of the trailing flank of left front side plate
Preceding horizon bar corresponding position is equipped with the first horizontal left blind hole, and the central axis of the first left blind hole is after left front side plate
Side, the outer diameter of left front horizon bar are adapted with the internal diameter of the first left blind hole, and left front vertical screw rod is arranged in the first left through-hole,
Left front horizon bar is in the first left blind hole, and left front vertical screw rod is arranged with left front nut at the upper surface of preceding fixed frame, left
Connecting component includes left back screw rod and left back nut afterwards, and left back screw rod includes left back vertical screw rod and left back horizon bar, is fixed afterwards
Frame left part is equipped with the second left through-hole, is equipped with the second left blind hole in the middle part of the leading flank of left back side plate, and left back vertical screw rod is arranged in the
In two left through-holes, left back horizon bar is in the second left blind hole, and left back vertical screw rod is arranged at the upper surface of rear fixed frame
Left back nut.
Further, left connecting component further includes left fixation clip, and left fixation clip is in left front vertical screw rod and left back perpendicular
The corresponding position of straight screw rod is symmetrically arranged with through the vertical left front pressing plate through-hole of left fixation clip upper and lower surface and left back pressure
Plate through-hole, left fixation clip are in the corresponding position of the upper surface left part of preceding fixed frame and the upper surface left part of rear fixed frame,
The upper end of left front vertical screw rod passes through left front pressing plate through-hole, and the upper end of left back vertical screw rod passes through left back pressing plate through-hole, left front perpendicular
Straight screw rod is arranged with left front nut in the upper surface front corresponding position of left fixation clip, and left back vertical screw rod is in left fixed pressure
The upper surface rear portion corresponding position of plate is arranged with left back nut.
The working principle of the utility model are as follows: be equipped with travel switch in holding element, travel switch when daily energization
Contact is in opening-wide state, and after tail detour breaking of axle, tail return sheave is in company under post-rift tail return sheave axial direction
It falls, return sheave hubcap touching travel switch and the contact closure for making travel switch, due to the signal output end of travel switch
It is electrically connected with the signal input part of the controller of overhead manned equipment, the controller of such overhead manned equipment controls overhead man-riding
The driving motor of device powers off, and then overhead manned equipment automatic stopping, under being located at tail detour wheel shaft just due to holding element
Side, in company with falling on holding element under post-rift tail return sheave axial direction, holding element plays to be held such tail return sheave
Support effect, prevents tail return sheave from continuing to fall with post-rift tail detour wheel shaft.
Compared with the existing technology, the utility model has the following beneficial effects:
The utility model includes tail detour wheel shaft, and tail detour wheel shaft lower part is connected with tail return sheave, tail return sheave
Axis lower end is fixed with return sheave hubcap；Side is symmetrically fixed with preceding fixed frame and rear fixed frame before and after tail detour wheel shaft,
And preceding fixed frame and rear fixed frame are in the top of tail return sheave, tail detour wheel shaft is arranged right below holding element, support
Component is fixedly linked by connecting component and preceding fixed frame, rear fixed frame, travel switch is equipped in holding element, and stroke is opened
The contact of pass is in corresponding position immediately below return sheave hubcap, the signal output end of travel switch and overhead manned equipment
The signal input part of controller is electrically connected, and after such tail detour wheel shaft Damage and Fracture, overhead manned equipment can stop immediately, because
And it is avoided that the generation of industrial accident, and structure is simple, and it is easy for installation, it is time saving and energy saving.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the left view structural representation of Fig. 1.
Detailed description of the invention: 1, tail detour wheel shaft, 2, tail return sheave, 3, return sheave hubcap, 4, preceding fixed frame, 5, rear solid
Determine frame, 6, travel switch, 7, contact, 8, support bottom plate, 9, left plate, 10, right side plate, 11, left front side plate, 12, left back side plate,
13, left front screw rod, 14, left front nut, 15, left front vertical screw rod, 16, left front horizon bar, 17, left back screw rod, 18, left back spiral shell
Mother, 19, left back vertical screw rod, 20, left back horizon bar, 21, left fixation clip.
Specific embodiment
As shown in Figure 1, 2, the utility model includes tail detour wheel shaft 1, and 1 lower part of tail detour wheel shaft is connected with tail detour
Wheel 2,1 lower end of tail detour wheel shaft is fixed with return sheave hubcap 3；Before 1 front and back side of tail detour wheel shaft is symmetrically fixed with
Fixed frame 4 and rear fixed frame 5, and preceding fixed frame 4 and rear fixed frame 5 are in the top of tail return sheave 2, tail detour wheel shaft 1
It is arranged right below holding element, holding element is fixedly linked by connecting component with preceding fixed frame 4, rear fixed frame 5, holding element
Travel switch 6 is inside installed, and the contact 7 of travel switch 6 is in 3 underface corresponding position of return sheave hubcap, stroke is opened
The signal output end of pass 6 is electrically connected with the signal input part of the controller (not shown) of overhead manned equipment, tail detour
Tail return sheave 2 is fallen downwards in company with post-rift tail detour wheel shaft 1 after wheel shaft 1 is broken, and return sheave hubcap 3 touches stroke
Switch 6 is simultaneously closed the contact 7 of travel switch 6, the driving motor of the controller control overhead manned equipment of overhead manned equipment
(not shown) power-off.
Wherein, holding element includes the horizontal support bottom plate 8 immediately below tail detour wheel shaft 1, support bottom plate 8
Lateral length is greater than the outer diameter of tail return sheave 2, and 8 left and right ends of support bottom plate are symmetrically integrally upwardly extended equipped with vertical left side
Plate 9 and right side plate 10, left plate 9 include the symmetrical left front side plate 11 in center of the level relative to support bottom plate 8 and transverse direction
With left back side plate 12, and travel switch 6 is installed on corresponding position in support bottom plate 8.
Wherein, connecting component includes the left connecting component being arranged symmetrically relative to 1 center line of tail detour wheel shaft and right company
Relay part, left connecting component include the left front connecting component and left back connecting component being oppositely arranged, and left front connecting component includes a left side
Front screw 13 and left front nut 14, left front screw rod 13 include left front vertical screw rod 15 and are integrally formed under left front vertical screw rod 15
The left front horizon bar 16 at end, preceding 4 left part of fixed frame is equipped in left front vertical 15 corresponding position of screw rod runs through preceding about 4 fixed frame
The first vertical left through-hole on surface, the internal diameter of the first left through-hole are adapted with the outer diameter of left front vertical screw rod 15, left front side plate
The first horizontal left blind hole, and the center of the first left blind hole are equipped in left front 16 corresponding position of horizon bar in the middle part of 11 trailing flank
Perpendicular to the trailing flank of left front side plate 11, the outer diameter of left front horizon bar 16 is adapted line with the internal diameter of the first left blind hole, left front perpendicular
Straight screw rod 15 is arranged in the first left through-hole, and left front horizon bar 16 is in the first left blind hole, and left front vertical screw rod 15 is preceding solid
Determine to be arranged with left front nut 14 at the upper surface of frame 4, left back connecting component includes left back screw rod 17 and left back nut 18, left back spiral shell
Bar 17 includes left back vertical screw rod 19 and left back horizon bar 20, and rear 5 left part of fixed frame is equipped with the second left through-hole, left back side plate 12
The second left blind hole is equipped in the middle part of leading flank, left back vertical screw rod 19 is arranged in the second left through-hole, and left back horizon bar 20 is in the
In two left blind holes, left back vertical screw rod 19 is arranged with left back nut 18 at the upper surface of rear fixed frame 5.
Wherein, left connecting component further includes left fixation clip 21, and left fixation clip 21 is in left front vertical screw rod 15 and left back
The corresponding position of vertical screw rod 19 be symmetrically arranged with through left 21 upper and lower surface of fixation clip vertical left front pressing plate through-hole and
Left back pressing plate through-hole, left fixation clip 21 are in pair of the upper surface left part of preceding fixed frame 4 and the upper surface left part of rear fixed frame 5
It answers at position, the upper end of left front vertical screw rod 15 passes through left front pressing plate through-hole, and the upper end of left back vertical screw rod 19 passes through left back pressure
Plate through-hole, left front vertical screw rod 15 are arranged with left front nut 14 in the upper surface front corresponding position of left fixation clip 21, left
Vertical screw rod 19 is arranged with left back nut 18 in the upper surface rear portion corresponding position of left fixation clip 21 afterwards, fixed pressure left in this way
It is more secured that plate 21 can be such that holding element connect with preceding fixed frame 4, rear fixed frame 5.
The working principle of the utility model are as follows: be equipped with travel switch 6 in holding element, travel switch 6 when daily energization
Contact 7 be in opening-wide state, when tail detour wheel shaft 1 be broken after, tail return sheave is in company with post-rift tail detour wheel shaft 1
It falls downwards, return sheave hubcap 3 touches travel switch 6 and is closed the contact 7 of travel switch 6, due to the letter of travel switch 6
Number output end is electrically connected with the signal input part of the controller of overhead manned equipment, the controller control of such overhead manned equipment
The driving motor of overhead manned equipment powers off, and then overhead manned equipment automatic stopping, since support bottom plate 8 is located at tail detour
Immediately below wheel shaft 1, such tail return sheave is fallen to downwards on support bottom plate 8 in company with post-rift tail detour wheel shaft 1, support
Bottom plate 8 plays supporting role, and tail return sheave is prevented to continue to fall with post-rift tail detour wheel shaft 1.
The model LX19-001/111 of travel switch 6 in the utility model, and the overhead man-riding dress in the utility model
The controller set belongs to the ordinary skill in the art by the driving motor power on/off that driving circuit controls overhead manned equipment,
Middle driving circuit can be transistor drive circuit.
Claims (4)
1. a kind of plain type overhead manned equipment tail return sheave off-axis protective device, it is characterised in that: including tail return sheave
Axis, tail detour wheel shaft lower part are connected with tail return sheave, and tail detour wheel shaft lower end is fixed with return sheave hubcap；Tail is circuitous
Side is symmetrically fixed with preceding fixed frame and rear fixed frame before and after returning wheel shaft, and preceding fixed frame and rear fixed frame are in tail return sheave
Top, tail detour wheel shaft is arranged right below holding element, and holding element passes through connecting component and preceding fixed frame, rear fixed frame
It is fixedly linked, travel switch is installed, and the contact of travel switch is in corresponding immediately below return sheave hubcap in holding element
At position, the signal input part of the controller of the signal output end and overhead manned equipment of travel switch is electrically connected, tail detour
For tail return sheave in company with falling under post-rift tail return sheave axial direction, return sheave hubcap touches travel switch after breaking of axle
And make the contact closure of travel switch, the driving motor power-off of the controller control overhead manned equipment of overhead manned equipment.
2. a kind of plain type overhead manned equipment tail return sheave off-axis protective device according to claim 1, feature
Be: holding element includes the horizontal support bottom plate immediately below tail detour wheel shaft, and the lateral length of support bottom plate is big
In the outer diameter of tail return sheave, support bottom plate left and right ends are symmetrically integrally upwardly extended equipped with vertical left plate and right side plate,
Left plate includes the symmetrical left front side plate in center and the left back side plate of the level relative to support bottom plate and transverse direction, and stroke is opened
Pass is installed on corresponding position in support bottom plate.
3. a kind of plain type overhead manned equipment tail return sheave off-axis protective device according to claim 2, feature
Be: connecting component includes the left connecting component and right connecting component being arranged symmetrically relative to tail detour axle centre, left
Connecting component includes the left front connecting component and left back connecting component being oppositely arranged, and left front connecting component includes left front screw rod and a left side
Front nut, left front screw rod include left front vertical screw rod and the left front horizon bar for being integrally formed at left front vertical screw rod lower end, preceding solid
Determine frame left part and is equipped with the first vertical left through-hole through preceding fixed frame upper and lower surface in left front vertical screw rod corresponding position, the
The internal diameter of one left through-hole is adapted with the outer diameter of left front vertical screw rod, corresponding in left front horizon bar in the middle part of the trailing flank of left front side plate
The first horizontal left blind hole is equipped at position, and the central axis of the first left blind hole is in the trailing flank of left front side plate, left front water
The outer diameter of flat bar is adapted with the internal diameter of the first left blind hole, and left front vertical screw rod is arranged in the first left through-hole, left front horizon bar
In the first left blind hole, left front vertical screw rod is arranged with left front nut, left back connecting component at the upper surface of preceding fixed frame
Including left back screw rod and left back nut, left back screw rod includes left back vertical screw rod and left back horizon bar, and rear fixed frame left part is equipped with
The leading flank middle part of second left through-hole, left back side plate is equipped with the second left blind hole, and left back vertical screw rod is arranged in the second left through-hole,
Left back horizon bar is in the second left blind hole, and left back vertical screw rod is arranged with left back nut at the upper surface of rear fixed frame.
4. a kind of plain type overhead manned equipment tail return sheave off-axis protective device according to claim 3, feature
Be: left connecting component further includes left fixation clip, correspondence of the left fixation clip in left front vertical screw rod and left back vertical screw rod
The vertical left front pressing plate through-hole and left back pressing plate through-hole through left fixation clip upper and lower surface, left fixation are symmetrically arranged at position
Pressing plate is in the corresponding position of the upper surface left part of preceding fixed frame and the upper surface left part of rear fixed frame, left front vertical screw rod
Upper end passes through left front pressing plate through-hole, and the upper end of left back vertical screw rod passes through left back pressing plate through-hole, and left front vertical screw rod is in left fixation
The upper surface front corresponding position of pressing plate is arranged with left front nut, and left back vertical screw rod is at the upper surface rear portion of left fixation clip
Corresponding position is arranged with left back nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820905009.0U CN208344214U (en) | 2018-06-12 | 2018-06-12 | A kind of plain type overhead manned equipment tail return sheave off-axis protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820905009.0U CN208344214U (en) | 2018-06-12 | 2018-06-12 | A kind of plain type overhead manned equipment tail return sheave off-axis protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208344214U true CN208344214U (en) | 2019-01-08 |
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ID=64883018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820905009.0U Expired - Fee Related CN208344214U (en) | 2018-06-12 | 2018-06-12 | A kind of plain type overhead manned equipment tail return sheave off-axis protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208344214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113911142A (en) * | 2021-10-29 | 2022-01-11 | 成都环境工程建设有限公司 | Horizontal guide wheel with shaft breakage prevention device |
-
2018
- 2018-06-12 CN CN201820905009.0U patent/CN208344214U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113911142A (en) * | 2021-10-29 | 2022-01-11 | 成都环境工程建设有限公司 | Horizontal guide wheel with shaft breakage prevention device |
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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: 20190108 Termination date: 20190612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |