CN205714241U - A kind of correction thrust gear keeping off cash automatic shifting stand - Google Patents
A kind of correction thrust gear keeping off cash automatic shifting stand Download PDFInfo
- Publication number
- CN205714241U CN205714241U CN201620321452.4U CN201620321452U CN205714241U CN 205714241 U CN205714241 U CN 205714241U CN 201620321452 U CN201620321452 U CN 201620321452U CN 205714241 U CN205714241 U CN 205714241U
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- push cylinder
- base
- automatic shifting
- ear mount
- cash automatic
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- 238000010276 construction Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
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Abstract
The utility model discloses a kind of correction thrust gear keeping off cash automatic shifting stand, a kind of correction thrust gear keeping off cash automatic shifting stand, including the base a being arranged side by side and base b, base a is parallel with base b, base a and base b is connected by push cylinder, push cylinder is 1～10 ° with the angle of base a, and the tailpiece of the piston rod of push cylinder is higher than the base end of push cylinder.A kind of correction thrust gear of cash automatic shifting stand that keeps off is by arranging push cylinder, push cylinder is 1～10 ° with the angle of base a, the tailpiece of the piston rod of push cylinder is higher than the base end of push cylinder, solve the problem that gear cash automatic shifting stand is partial to during advancing in lane, simple in construction, the correction of advance limit, limit, thrust greatly, meet the correction requirement of gear cash automatic shifting stand.
Description
Technical field
This utility model belongs to coal face hydraulic support technical field, is specifically related to a kind of correction thrust gear keeping off cash automatic shifting stand.
Background technology
Gob side entry retaining is to reduce coal resources to lose, reduce tunnelling amount, alleviation digging tight relationship, administer the advanced technology that gas at upper corner transfinites.Representative edge air gallery technology is soft mould edge air gallery technology, specifically i.e. uses gear cash support to go along with sb. to guard him personnel's working space in goaf outside soft mould concrete wall, it is ensured that operating personnel's safety.Gear cash support is two rows, is second row by side, goaf, is first row by soft mould concrete wall side; first row pushes away second row, and second row draws first row, each other fulcrum; take a step to move forward; but in moving process, due to the effect of goaf side pressure, gear cash support offsets in lane; if being elapsed to goaf side by horizontal push cylinder; then spoil resistance is too big, and displacement is little, it is impossible to meet casting space dimensional requirement.
Utility model content
The purpose of this utility model is to provide a kind of correction thrust gear keeping off cash automatic shifting stand, solves the problem that gear cash automatic shifting stand is partial to during advancing in lane.
This utility model be employed technical scheme comprise that, a kind of correction thrust gear keeping off cash automatic shifting stand, including the base a being arranged side by side and base b, base a is parallel with base b, base a and base b is connected by push cylinder, push cylinder is 1～10 ° with the angle of base a, and the tailpiece of the piston rod of push cylinder is higher than the base end of push cylinder.
Feature of the present utility model also resides in,
Being provided with ear mount a on base a, base b is provided with ear mount b, ear mount b is connected with the tailpiece of the piston rod of push cylinder by universal connecting components a, and ear mount a is connected with the base end of push cylinder by universal connecting components b.
Universal connecting components a and universal connecting components b all includes round bar and the contiguous block of U-shaped being connected with round bar, round bar on universal connecting components a is positioned at the circular hole of ear mount b, round bar on universal connecting components b is positioned at the circular hole of ear mount a, the tailpiece of the piston rod of push cylinder is connected with contiguous block on universal connecting components a by bearing pin, and the base end of push cylinder is connected with contiguous block on universal connecting components b by bearing pin.
Being provided with relative through hole a on two faces that contiguous block is relative, the tailpiece of the piston rod of push cylinder and base end are all respectively positioned in the U-shaped opening of contiguous block, and the tailpiece of the piston rod of push cylinder and base end are equipped with through hole b, and bearing pin passes through hole a and through hole b.
Push cylinder arranges two, and two push cylinder is parallel and position relative, and the plane of two push cylinder compositions is vertical with base b.
Ear mount a is three hole ear mount, and ear mount b is holes ear mount.
The beneficial effects of the utility model are: a kind of correction thrust gear of cash automatic shifting stand that keeps off is by arranging push cylinder, push cylinder is 1～10 ° with the angle of base a, the tailpiece of the piston rod of push cylinder is higher than the base end of push cylinder, solve the problem that gear cash automatic shifting stand is partial to during advancing in lane, simple in construction, the correction of advance limit, limit, thrust greatly, meet the correction requirement of gear cash automatic shifting stand.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of correction thrust gear keeping off cash automatic shifting stand of this utility model；
Fig. 2 is the structural representation of universal connecting components a in a kind of correction thrust gear keeping off cash automatic shifting stand of this utility model；
Fig. 3 is the use view of a kind of correction thrust gear keeping off cash automatic shifting stand of this utility model.
In figure, 1. base a, 2. base b, 3. universal connecting components b, 4. ear mount b, 5. ear mount a, 6. push cylinder, 7. universal connecting components a, 8. bearing pin, 9. back timber a, 10. back timber b, 11. hydraulic props, 12. drawing cylinders, 13. round bars, 14. contiguous blocks, 15. through hole a.
Detailed description of the invention
With detailed description of the invention, this utility model is described in detail below in conjunction with the accompanying drawings.
This utility model provides a kind of correction thrust gear keeping off cash automatic shifting stand, as depicted in figs. 1 and 2, including the base a1 being arranged side by side and base b2, base a1 is parallel with base b2, base a1 and base b2 is connected by push cylinder 6, push cylinder 6 is 1～10 ° with the angle of base a1, and the tailpiece of the piston rod of push cylinder 6 is higher than the base end of push cylinder 6；
Being provided with ear mount a5 on base a1, base b2 is provided with ear mount b4, ear mount b4 is connected with the tailpiece of the piston rod of push cylinder 6 by universal connecting components a7, and ear mount a5 is connected with the base end of push cylinder 6 by universal connecting components b3；
Universal connecting components a7 and universal connecting components b3 all includes round bar 13 and the contiguous block 14 of U-shaped being connected with round bar 13, round bar 13 on universal connecting components a7 is positioned at the circular hole of ear mount b4, round bar 13 on universal connecting components b3 is positioned at the circular hole of ear mount a5, the tailpiece of the piston rod of push cylinder 6 is connected with contiguous block 14 on universal connecting components a7 by bearing pin 8, and the base end of push cylinder 6 is connected with contiguous block 14 on universal connecting components b3 by bearing pin；
Being provided with relative through hole a15 on two faces that contiguous block 14 is relative, the tailpiece of the piston rod of push cylinder 6 and base end are all respectively positioned in the U-shaped opening of contiguous block 14, and the tailpiece of the piston rod of push cylinder 6 and base end are equipped with through hole b, and bearing pin passes through hole a15 and through hole b；
Push cylinder 6 arranges two, and two push cylinder 6 is parallel and position relative, and the plane of two push cylinder 6 compositions is vertical with base b2；
Ear mount a5 is three hole ear mount, and ear mount b4 is holes ear mount.
nullThe using method of a kind of correction thrust gear keeping off cash automatic shifting stand of this utility model is: as shown in Figure 3，There are two row's supports，First row support is by back timber a9、Two root posts 11、Double leval jib、Base a1 and ear mount a composition，Second row support is by back timber b 10、Two root posts 11、Double leval jib、Base b2 and ear mount b4 composition，Connected by drawing cylinder 12 and push cylinder 6 between two row's supports，First row support roof supporting，Second row support fall frame，Under the effect of emulsion pressure，The piston rod of push cylinder 6 stretches out promotion base b2 makes second row support advance，The reach of second row support rises frame roof supporting after putting in place，Then first row support fall frame，Under emulsification hydraulic power effect, the piston rod of push cylinder 6 is regained，Base a1 is pulled to make first row support move forward，There is angle 2 ° in push cylinder 6 and base，The tailpiece of the piston rod of push cylinder 6 exceeds more than 20mm than base end，During second row support moves forward，Push cylinder 6 i.e. has thrust forward，There is again the thrust of (right hand of direction of advance) to the right，Solve the problem that gear cash automatic shifting stand is partial to during advancing in lane.
A kind of correction thrust gear of cash automatic shifting stand that keeps off of the present utility model is by arranging push cylinder 6, push cylinder 6 is 1～10 ° with the angle of base a1, the tailpiece of the piston rod of push cylinder 6 is higher than the base end of push cylinder 6, solve the problem that gear cash automatic shifting stand is partial to during advancing in lane, simple in construction, the correction of advance limit, limit, thrust greatly, meet the correction requirement of gear cash automatic shifting stand.
Claims (6)
1. the correction thrust gear keeping off cash automatic shifting stand, it is characterized in that: include base a (1) and the base b (2) being arranged side by side, base a (1) and base b (2) is parallel, base a (1) and base b (2) is connected by push cylinder (6), push cylinder (6) is 1～10 ° with the angle of base a (1), and the tailpiece of the piston rod of push cylinder (6) is higher than the base end of push cylinder (6).
A kind of correction thrust gear keeping off cash automatic shifting stand the most according to claim 1, it is characterized in that: on described base a (1), be provided with ear mount a (5), ear mount b (4) it is provided with on base b (2), ear mount b (4) is connected with the tailpiece of the piston rod of push cylinder (6) by universal connecting components a (7), and ear mount a (5) is connected with the base end of push cylinder (6) by universal connecting components b (3).
A kind of correction thrust gear keeping off cash automatic shifting stand the most according to claim 2, it is characterized in that: described universal connecting components a (7) and universal connecting components b (3) all include round bar (13) and the contiguous block (14) of U-shaped being connected with round bar (13), round bar (13) on universal connecting components a (7) is positioned at the circular hole of ear mount b (4), round bar (13) on universal connecting components b (3) is positioned at the circular hole of ear mount a (5), the tailpiece of the piston rod of push cylinder (6) is connected by bearing pin (8) contiguous block (14) upper with universal connecting components a (7), the base end of push cylinder (6) is connected by bearing pin contiguous block (14) upper with universal connecting components b (3).
A kind of correction thrust gear keeping off cash automatic shifting stand the most according to claim 3, it is characterized in that: on two faces that described contiguous block (14) is relative, be provided with relative through hole a (15), the tailpiece of the piston rod of push cylinder (6) and base end are respectively positioned in the U-shaped opening of contiguous block (14), tailpiece of the piston rod and the base end of push cylinder (6) are equipped with through hole b, and bearing pin passes through hole a (15) and through hole b.
A kind of correction thrust gear keeping off cash automatic shifting stand the most according to claim 1, it is characterized in that: described push cylinder (6) arranges two, two push cylinder (6) are parallel and position relative, and the plane that two push cylinder (6) form is vertical with base b (2).
A kind of correction thrust gear keeping off cash automatic shifting stand the most according to claim 2, it is characterised in that: described ear mount a (5) is three hole ear mount, and ear mount b (4) is holes ear mount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620321452.4U CN205714241U (en) | 2016-04-15 | 2016-04-15 | A kind of correction thrust gear keeping off cash automatic shifting stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620321452.4U CN205714241U (en) | 2016-04-15 | 2016-04-15 | A kind of correction thrust gear keeping off cash automatic shifting stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205714241U true CN205714241U (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620321452.4U Active CN205714241U (en) | 2016-04-15 | 2016-04-15 | A kind of correction thrust gear keeping off cash automatic shifting stand |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177654A (en) * | 2020-09-30 | 2021-01-05 | 四川华蓥山龙滩煤电有限责任公司 | Mining face end and crossheading advance self-moving supporting method |
-
2016
- 2016-04-15 CN CN201620321452.4U patent/CN205714241U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177654A (en) * | 2020-09-30 | 2021-01-05 | 四川华蓥山龙滩煤电有限责任公司 | Mining face end and crossheading advance self-moving supporting method |
| CN112177654B (en) * | 2020-09-30 | 2023-09-26 | 四川华蓥山龙滩煤电有限责任公司 | Mining face end head and crossheading advanced self-moving supporting method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |