CN217400932U - Protective screen mounting device for head-on wall of underground coal roadway working face - Google Patents
Protective screen mounting device for head-on wall of underground coal roadway working face Download PDFInfo
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- CN217400932U CN217400932U CN202221458177.2U CN202221458177U CN217400932U CN 217400932 U CN217400932 U CN 217400932U CN 202221458177 U CN202221458177 U CN 202221458177U CN 217400932 U CN217400932 U CN 217400932U
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- Prior art keywords
- sleeve
- displacement
- working face
- protective screen
- underground coal
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- Expired - Fee Related
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- 239000003245 coal Substances 0.000 title claims abstract description 19
- 230000001681 protective effect Effects 0.000 title claims description 26
- 238000006073 displacement reaction Methods 0.000 claims abstract description 36
- 238000009434 installation Methods 0.000 claims abstract description 14
- 238000002788 crimping Methods 0.000 claims description 9
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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Abstract
The utility model discloses a wall protection network installation device is faced to coal road working face in pit, including workstation, landing leg and displacement board, be provided with the landing leg in the workstation bottom, there is the displacement board in workstation top sliding connection to rotate in displacement board both sides and be connected with the pillar, be provided with first U type frame above the pillar, and be provided with the roof in the top of first U type frame, dig on the roof and be equipped with the through-hole, and be provided with the pressure joint subassembly in the through-hole. The utility model provides a coal road when meeting wall protection network installation, the difficult problem of conveying has improved work efficiency, has alleviateed staff's burden, convenient to use, easy operation easily promotes.
Description
The technical field is as follows:
the utility model relates to a net installation appurtenance, in particular to coal road working face frontage wall protection network installation device in pit.
The background art comprises the following steps:
before underground roadway tunneling construction is carried out by mine personnel, a protective net needs to be installed on the head-on wall of a coal roadway working face, and the effects of blocking broken stones or preventing coal seam side stripping and roof collapse are achieved; the existing installation and construction of the protective net have the following disadvantages: because the working face is in a higher position which is not easy to touch, when the protective net is installed, at least one worker needs to lift the two arms, move the protective net to the installation position and keep the posture until another worker finishes fixing the protective net and the wall body by using the anchor rod, and can put down the two hands, the mode is time-consuming and labor-consuming, and in the lifting process of the worker, the protective net is easy to displace, so that the protective net cannot play a role in protecting the head-on wall completely; meanwhile, in the process that workers use the anchor rods to fix the protective net, a large number of coal blocks fall, inconvenience is brought to workers lifting the protective net by two hands, and certain potential safety hazards exist.
The utility model has the following contents:
the utility model discloses the technical problem that will solve is: overcome prior art's not enough, provide a coal road working face frontage wall protection network installation device in pit, can be quick, accurate remove the protection network to mounted position, alleviateed staff's burden, improved work efficiency, guaranteed construction quality.
The utility model discloses a technical scheme who solves technical problem and take is:
the utility model provides an underground coal road working face fronting wall protection network installation device, includes workstation, landing leg and displacement board, the bottom of workstation is provided with the landing leg, the top sliding connection of workstation has the displacement board, the both sides of displacement board rotate respectively and are connected with the disc to at the first sleeve of the outside fixedly connected with of every disc, first sleeve interpolation is equipped with the pillar to fix through the bolt, the top sliding connection of pillar has first U type frame to be provided with second U type frame at the top of pillar, the top cover of second U type frame is equipped with the third sleeve to be provided with the roof in the telescopic top of third, dig on the roof and be equipped with at least one through-hole to be provided with in the through-hole and press the joint subassembly.
The crimping component comprises a pressing plate, a connecting column, a limiting nut and a spring, wherein the pressing plate is located above the top plate, the connecting column is arranged at the bottom of the pressing plate, the connecting column penetrates through the through hole, the bottom end of the connecting column is connected with the limiting nut through threads, and the spring is sleeved on the connecting column between the limiting nut and the bottom of the pressing plate.
The center of clamp plate bottom is provided with the inserted bar, and the inserted bar is provided with the section of thick bamboo of inserting corresponding to the telescopic position department of third, the inserted bar is inserted and is established in inserting the section of thick bamboo to fix through the bolt.
The top of pillar is dug and is equipped with the shrinkage pool, and the both ends of U type frame are inserted and are established in the shrinkage pool to fix through the bolt, the third sleeve is located the top of U type frame, and fixes through the bolt.
And two ends of the first U-shaped frame are respectively provided with a second sleeve, and the second sleeves are sleeved on the support and fixed through bolts.
The two sides of the displacement plate are respectively provided with a shaft sleeve, the shaft sleeves are rotatably connected with the disc through rotating shafts, the outer portions of the shaft sleeves are provided with positioning sleeves, the number of the positioning sleeves is at least four, the positioning sleeves are uniformly arranged on the outer portions of the shaft sleeves in a surrounding mode and fixedly connected with the side face of the displacement plate, threaded through holes are formed in the positions, corresponding to the positioning sleeves, of the disc in an excavating mode, matched bolts are arranged in the threaded through holes, the bolts penetrate through the disc and are inserted into the corresponding positioning sleeves.
The displacement groove is dug in the both sides of workstation and is equipped with, and the displacement board passes through the slider and is in the same place with displacement groove sliding connection, the displacement board passes through the bolt and is fixed together with the workstation.
The utility model discloses an actively beneficial effect is:
1. the utility model discloses a both sides at the displacement board are rotated and are connected with the pillar, during the use, can rotate pillar and roof according to the position of meeting the wall, make the position of roof and meet the wall corresponding, the staff of being convenient for conveys the protection network to mounted position fast, and the staff need not hold the protection network again and conveys, has alleviateed staff's burden, simultaneously, avoids the protection network when fixed with the wall, the condition of skew appears, ensures to protect full section.
2. The utility model discloses a be provided with the crimping subassembly in the through-hole of roof, during the use, through holding stop nut to press down the spring, rotate the spliced pole, can be fast with the fixed or separation of protection network and clamp plate, convenient to use, easy operation.
3. The utility model discloses a be connected with the disc in the rotation of displacement board both sides to be provided with the position sleeve in the outside of axle sleeve, during the use, when the pillar rotates to required angle, insert through the bolt on the disc and establish in corresponding position sleeve, make the pillar obtain fixed, and simultaneously, the staff can carry out the local rotation along second U type frame with the third sleeve according to the inclination of meeting the wall, the staff of being convenient for is accurate conveys the protection network to the mounted position, uses in a flexible way, and convenient operation.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the crimping assembly of the present invention;
FIG. 3 is a view showing a connection structure between the disc and the sleeve according to the present invention;
wherein: 1-workbench, 2-supporting legs, 3-displacement plates, 4-supporting columns, 5-circular disks, 6-positioning sleeves, 7-positioning bolts, 8-first sleeves, 9-second sleeves, 10-first U-shaped frames, 11-second U-shaped frames, 12-tops, 121-inserted rods, 13-third sleeves, 131-inserted cylinders, 14-pressing plates, 15-connecting columns, 16-limiting nuts and 17-springs.
The specific implementation mode is as follows:
the invention will be further explained and explained with reference to the drawings, in which:
example (b): referring to fig. 1-3, a protective screen installation device for a head-on wall of an underground coal roadway working face comprises a working table 1, supporting legs 2 and a displacement plate 3, wherein the supporting legs 2 are arranged at the bottom of the working table 1, the displacement plate 3 is slidably connected above the working table 1, two sides of the displacement plate 3 are respectively rotatably connected with a disc 5, a first sleeve 8 is fixedly connected to the outer portion of each disc 5, a supporting column 4 is inserted into the first sleeve 8 and fixed through a bolt, a first U-shaped frame 10 is slidably connected above the supporting column 4, a second U-shaped frame 11 is arranged at the top of the supporting column 4, a third sleeve 13 is sleeved at the top of the second U-shaped frame 11, a top plate 12 is arranged above the third sleeve 13, at least one through hole is dug in the top plate 12, and a pressure joint assembly is arranged in the through hole.
The crimping component comprises a pressing plate 14, a connecting column 15, a limiting nut 16 and a spring 7, wherein the pressing plate 14 is located above the top plate 12, the connecting column 15 is arranged at the bottom of the pressing plate 14, the connecting column 15 penetrates through the through hole, the limiting nut 16 is connected to the bottom end of the connecting column 15 through threads, and the connecting column 15 between the limiting nut 16 and the bottom of the pressing plate 14 is sleeved with the spring 17.
An insertion rod 121 is arranged at the center of the bottom of the pressure plate 14, an insertion cylinder 131 is arranged at the position of the insertion rod 121 corresponding to the third sleeve 13, and the insertion rod 121 is inserted into the insertion cylinder 131 and fixed by a bolt.
The top of pillar 4 digs and is equipped with the shrinkage pool, and the both ends of U type frame 11 are inserted and are established in the shrinkage pool to fix through the bolt, third sleeve 13 is located the top of U type frame 11, and fixes through the bolt.
Two ends of the first U-shaped frame 10 are respectively provided with a second sleeve 9, and the second sleeve 9 is sleeved on the pillar 4 and fixed through bolts.
The both sides of displacement plate 3 are provided with the axle sleeve respectively, and the axle sleeve rotates with disc 5 through the pivot and links together, the outside of axle sleeve is provided with position sleeve 6, and position sleeve 6 is four at least, even encircleing is in the outside of axle sleeve, and be in the same place with the side fixed connection of displacement plate 3, the position department that disc 5 corresponds position sleeve 6 digs and is equipped with the screw thread through-hole, and be provided with the assorted bolt in the screw thread through-hole, and the bolt runs through disc 5, and insert and establish in corresponding position sleeve 6.
The both sides of workstation 1 are dug and are equipped with the displacement recess, and displacement plate 3 passes through the slider and is in the same place with displacement recess sliding connection, and displacement plate 3 passes through the bolt and is fixed together with workstation 1.
In the above description, the first U-shaped frame is located at a position above the displacement plate.
In the above description, when the spring is in the reset state, the pressing plate and the top plate are tightly attached together.
In the above description, the worker may replace the appropriate top plate according to the size of the protection net.
In the above description, the support column is inserted into the first sleeve and fixed by the bolt, and when the pre-disk drives the support column to rotate until the top plate corresponds to the position of the facing wall, the bolt on the disk is inserted into the positioning sleeve to keep the support column at an inclined angle.
In the above description, the third sleeve can rotate along the top of the second U-shaped frame and is fixed by a bolt; the top plate can rotate along the second U-shaped frame, so that the top plate corresponds to the head-on wall.
When the support is used, a worker can adjust the position of the first U-shaped frame on the support, and the worker can hold the first U-shaped frame by hand to enable the support to rotate conveniently.
In the above description, the crimping assemblies are located on both sides of the top surface of the top plate and are distributed at positions on both sides of the insert rod.
When the protective net is used, the supporting columns and the workbench are vertically distributed, then the protective net is placed on the top plate, and the edges of the reinforcing steel bars are pressed through the crimping assemblies, so that the protective net is fixed; then, the protective net on the top plate faces to the position of the facing wall by rotating the support and the top plate, the support is drawn out of the first sleeve, and meanwhile, the displacement plate moves along the workbench to enable the protective net to be conveyed to the installation position; and finally, fixing the protective net and the wall by using the anchor rod by another worker, rotating the crimping assembly after the protective net is fixed, separating the protective net from the pressing plate, moving the displacement plate and the strut again, and moving the top plate backwards.
The utility model provides a coal road when meeting wall protection network installation, the difficult problem of conveying has improved work efficiency, has alleviateed staff's burden, convenient to use, easy operation easily promotes.
Claims (7)
1. The utility model provides a wall protection network installation device is faced to coal road working face in pit, includes workstation (1), landing leg (2) and displacement board (3), its characterized in that: the bottom of workstation (1) is provided with landing leg (2), the top sliding connection of workstation (1) has displacement plate (3), the both sides of displacement plate (3) rotate respectively and are connected with disc (5) to at the first sleeve (8) of the outside fixedly connected with of every disc (5), first sleeve (8) interpolation is equipped with pillar (4), and fixes through the bolt, the top sliding connection of pillar (4) has first U type frame (10) to be provided with second U type frame (11) at the top of pillar (4), the top cover of second U type frame (11) is equipped with third sleeve (13), and is provided with roof (12) in the top of third sleeve (13), dig on roof (12) and be equipped with at least one through-hole to be provided with the crimping subassembly in the through-hole.
2. The underground coal roadway working face facing wall protective screen mounting device according to claim 1, wherein: the crimping component comprises a pressing plate (14), a connecting column (15), a limiting nut (16) and a spring (17), wherein the pressing plate (14) is located above the top plate (12), the connecting column (15) is arranged at the bottom of the pressing plate (14), the connecting column (15) penetrates through the through hole, the limiting nut (16) is connected to the bottom end of the connecting column (15) through threads, and the spring (17) is sleeved on the connecting column (15) between the limiting nut (16) and the bottom of the pressing plate (14).
3. The underground coal roadway working face facing wall protective screen mounting device according to claim 2, wherein: an inserting rod (121) is arranged at the center of the bottom of the pressing plate (14), an inserting cylinder (131) is arranged at the position, corresponding to the third sleeve (13), of the inserting rod (121), and the inserting rod (121) is inserted into the inserting cylinder (131) and fixed through a bolt.
4. The underground coal roadway working face facing wall protective screen mounting device according to claim 1, wherein: the top of pillar (4) is dug and is equipped with the shrinkage pool, and the both ends of U type frame (11) are inserted and are established in the shrinkage pool to fix through the bolt, third sleeve (13) are located the top of U type frame (11), and fix through the bolt.
5. The underground coal roadway working face facing wall protective screen installation device according to claim 1, characterized in that: and two ends of the first U-shaped frame (10) are respectively provided with a second sleeve (9), and the second sleeves (9) are sleeved on the supporting columns (4) and are fixed through bolts.
6. The underground coal roadway working face facing wall protective screen installation device according to claim 1, characterized in that: the two sides of the displacement plate (3) are respectively provided with a shaft sleeve, the shaft sleeves are rotatably connected with the disc (5) through rotating shafts, positioning sleeves (6) are arranged outside the shaft sleeves, the number of the positioning sleeves (6) is at least four, the positioning sleeves are uniformly arranged around the outside of the shaft sleeves and fixedly connected with the side faces of the displacement plate (3), threaded through holes are formed in the positions, corresponding to the positioning sleeves (6), of the disc (5), matched bolts are arranged in the threaded through holes, penetrate through the disc (5) and are inserted into the corresponding positioning sleeves (6).
7. The underground coal roadway working face facing wall protective screen mounting device according to claim 1, wherein: the two sides of the workbench (1) are dug to form displacement grooves, the displacement plates (3) are connected with the displacement grooves in a sliding mode through sliding blocks, and the displacement plates (3) are fixed with the workbench (1) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221458177.2U CN217400932U (en) | 2022-06-13 | 2022-06-13 | Protective screen mounting device for head-on wall of underground coal roadway working face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221458177.2U CN217400932U (en) | 2022-06-13 | 2022-06-13 | Protective screen mounting device for head-on wall of underground coal roadway working face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217400932U true CN217400932U (en) | 2022-09-09 |
Family
ID=83148140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221458177.2U Expired - Fee Related CN217400932U (en) | 2022-06-13 | 2022-06-13 | Protective screen mounting device for head-on wall of underground coal roadway working face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217400932U (en) |
-
2022
- 2022-06-13 CN CN202221458177.2U patent/CN217400932U/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: 20220909 |