CN208594956U - A kind of fixed device of the anti-wall caving of Driving Face in Coal Tunnel coal wall - Google Patents
A kind of fixed device of the anti-wall caving of Driving Face in Coal Tunnel coal wall Download PDFInfo
- Publication number
- CN208594956U CN208594956U CN201821335633.8U CN201821335633U CN208594956U CN 208594956 U CN208594956 U CN 208594956U CN 201821335633 U CN201821335633 U CN 201821335633U CN 208594956 U CN208594956 U CN 208594956U
- Authority
- CN
- China
- Prior art keywords
- coal
- anchor rod
- wall
- driving face
- caving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a kind of fixed devices of the anti-wall caving of Driving Face in Coal Tunnel coal wall, including rotating handle, screw thread, nut, anchor rod pallet board, several fixation holes, several screws, metal mesh sheet, tube expansion, anchor rod body, fixed centrum and anchoring cutter；In order to guarantee driving face meet head on construction personal safety, develop the anti-wall caving device of Driving Face in Coal Tunnel coal wall, which mainly uses for reference the principle of expansion bolt, complexed metal mesh sheet, head-on coal wall is secured the device to, prevents coal wall wall caving, and can recycle and be multiplexed again；And often in contact with wear-resistant gasket is provided between the components being prone to wear, anchoring cutter is conveniently studied intensively and is embedded into coal wall body using triangular structure, reaches and quickly props effect and play more preferable protective effect to human body, whole convenient and efficient, simple and durable.
Description
Technical field
A kind of the utility model coal roadway support technical field, and in particular to fixed dress of the anti-wall caving of Driving Face in Coal Tunnel coal wall
It sets.
Background technique
After mine coal roadway driving face complicated geologic conditions, especially tunneling machine cutting coal wall, personnel are meeting head at station
It when supporting roof and portion, side, is subject to head-on coal wall wall caving and causes personal injury accidents, it is therefore desirable to adopt an effective measure pair
Head-on coal wall carries out provisional protection, guarantees the personal safety of construction personnel to greatest extent.
Utility model content
The utility model provides a kind of Driving Face in Coal Tunnel coal wall anti-to solve shortcoming in the prior art
Help fixed device.
To achieve the above objectives, the present invention adopts the following technical solutions: a kind of Driving Face in Coal Tunnel coal wall anti-
Help fixed device, including rotating handle, screw thread, nut, anchor rod pallet board, several fixation holes, several screws, metal mesh sheet, tube expansion,
Anchor rod body, fixed centrum and anchoring cutter；The nut, anchor rod pallet board and anchor rod body are that arrangement is integrally formed from top to bottom
Setting, is provided with wear-resistant gasket I between the rotating handle and nut, the rotating handle is connected by screw thread anchor rod body,
Several fixation holes are symmetrical set in the two sides of anchor rod pallet board, and the metal mesh sheet is rectangle setting and center position
The through-hole being equipped with tube expansion diameter is installed, the spiral shell for above anchor rod pallet board and passing through fixation hole is arranged in the metal mesh sheet
Silk is fixed thereto, and each screw correspondence is mounted in each fixation hole, is arranged between the anchor rod pallet board and metal mesh sheet
There is wear-resistant gasket II, the outside of anchor rod body is arranged in the tube expansion and tube expansion wraps anchor rod body, the fixed centrum
The upper end of anchor rod body is set and fixed centrum connect with anchor rod body, the upper of fixed centrum is arranged in the anchoring cutter
Portion.
Further, the rotating handle is round handle or rectangular handle.
Further, the quantity of the fixation hole is 4.
Further, the quantity of the screw is 4.
Further, anchoring cutter structure setting triangular in shape.
Further, the anchoring cutter is made of high-strength abrasion-proof essence steel.
Further, the anchor rod body is metal material.
Further, the anchor rod pallet board is arc anchor rod pallet board.
Further, the anchor rod pallet board is macromolecule flexible roof bolt pallet.
By adopting the above technical scheme, the utility model has the beneficial effects that in order to guarantee driving face meet head on construction people
Body safety, develops the anti-wall caving device of Driving Face in Coal Tunnel coal wall, which mainly uses for reference the principle of expansion bolt, gold conjugate
Belong to mesh sheet, secures the device to head-on coal wall, prevent coal wall wall caving, and can recycle and be multiplexed again；And often in contact with
Wear-resistant gasket is provided between the components being prone to wear, coal wall is conveniently studied intensively and be embedded into anchoring cutter using triangular structure
In vivo, reach and quickly prop effect and more preferable protective effect is played to human body, it is whole convenient and efficient, it is simple and durable.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the fixed device of the anti-wall caving of Driving Face in Coal Tunnel coal wall in the utility model.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described:
As shown in connection with fig. 1: a kind of fixed device of the anti-wall caving of Driving Face in Coal Tunnel coal wall, including rotating handle 1, screw thread 2,
Nut 3, anchor rod pallet board 4, several fixation holes 5, several screws 6, metal mesh sheet 7, tube expansion 8, anchor rod body 9, fixed 10 and of centrum
Anchor cutter 11；The nut 3, anchor rod pallet board 4 and anchor rod body 9 are that arrangement is integrally formed setting, the rotation from top to bottom
Wear-resistant gasket I20 is provided between handle 1 and nut 3, the rotating handle 1 is connected by 2 anchor rod body 9 of screw thread, if described
Dry fixation hole 5 is symmetrical set in the two sides of anchor rod pallet board 4, and the metal mesh sheet 7 is rectangle setting and center position
It is provided with and is allowed to be located just on above anchor rod pallet board 4 with the through-hole of 8 diameter of tube expansion, the metal mesh sheet 7 is arranged in anchor
Lever bracket disk 4 is above and fixed thereto by the screw 6 of fixation hole 5, and each correspondence of screw 6 is mounted on each fixation hole 5
In, wear-resistant gasket II30 is provided between the anchor rod pallet board 4 and metal mesh sheet 7, anchor rod body 9 is arranged in the tube expansion 8
External and tube expansion 8 wraps anchor rod body 9, and the upper end of anchor rod body 9 and fixed centrum is arranged in the fixed centrum 10
10 connect with anchor rod body 9, and the anchoring cutter 11 is arranged in the top of fixed centrum 10 and anchors cutter 11 and fixed vertebra
Body 10 connects.
Further, the rotating handle 1 is round handle or rectangular handle.
Further, the quantity of the fixation hole 5 is 4.
Further, the quantity of the screw 6 is 4.
Further, the anchoring cutter 11 structure setting triangular in shape.
Further, the anchoring cutter 11 is made of high-strength abrasion-proof essence steel.
Further, the anchor rod body 9 is metal material.
Further, the anchor rod pallet board 4 is arc anchor rod pallet board.
Further, the anchor rod pallet board 4 is macromolecule flexible roof bolt pallet.
Working principle: in use, anti-9 entirety of wall caving anchor rod body is inserted in the hole, anchor rod pallet board 4 is made to be adjacent to coal wall, so
Metal mesh sheet 7 is fixed on anchor rod pallet board 4 afterwards, anchor rod body 9 is rotated by rotating handle 1, expands 8 end of tube expansion, is increased
The frictional force of big anti-wall caving anchor rod body 9 and coal (rock) hole wall, to realize fastening；When dismounting, by rotating round about
Then anchor rod body 9 extracts anti-wall caving device, removes metal mesh sheet 7.
The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., all foundations
The technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, belong to this reality
With the protection scope of new technique scheme.
Claims (9)
1. a kind of fixed device of the anti-wall caving of Driving Face in Coal Tunnel coal wall, it is characterised in that: including rotating handle, screw thread, nut,
Anchor rod pallet board, several fixation holes, several screws, metal mesh sheet, tube expansion, anchor rod body, fixed centrum and anchoring cutter；The spiral shell
Female, anchor rod pallet board and anchor rod body are that arrangement is integrally formed setting from top to bottom, are provided between the rotating handle and nut
Wear-resistant gasket I, the rotating handle are connected by screw thread anchor rod body, and several fixation holes are symmetrical set in anchor rod pallet board
Two sides, the metal mesh sheet be rectangle be arranged and center position be provided with the through-hole with tube expansion diameter, it is described
Metal mesh sheet is arranged in above anchor rod pallet board and fixed thereto by the screw of fixation hole, and each screw correspondence is mounted on
In each fixation hole, wear-resistant gasket II is provided between the anchor rod pallet board and metal mesh sheet, the tube expansion is arranged in anchor pole bar
The outside of body and tube expansion wrap anchor rod body, the fixed centrum upper end of anchor rod body is set and fixed centrum with
The top of fixed centrum is arranged in anchor rod body connection, the anchoring cutter.
2. the fixed device of the anti-wall caving of a kind of Driving Face in Coal Tunnel coal wall according to claim 1, it is characterised in that: the rotation
Changing hands handle is round handle or rectangular handle.
3. the fixed device of the anti-wall caving of a kind of Driving Face in Coal Tunnel coal wall according to claim 1, it is characterised in that: described solid
The quantity for determining hole is 4.
4. the fixed device of the anti-wall caving of a kind of Driving Face in Coal Tunnel coal wall according to claim 1, it is characterised in that: the spiral shell
The quantity of silk is 4.
5. the fixed device of the anti-wall caving of a kind of Driving Face in Coal Tunnel coal wall according to claim 1, it is characterised in that: the anchor
Gu cutter structure setting triangular in shape.
6. according to claim 1 or a kind of 5 fixed devices of the anti-wall caving of Driving Face in Coal Tunnel coal wall, it is characterised in that: institute
Anchoring cutter is stated to be made of high-strength abrasion-proof essence steel.
7. the fixed device of the anti-wall caving of a kind of Driving Face in Coal Tunnel coal wall according to claim 1, it is characterised in that: the anchor
Club shaft is metal material.
8. the fixed device of the anti-wall caving of a kind of Driving Face in Coal Tunnel coal wall according to claim 1, it is characterised in that: the anchor
Lever bracket disk is arc anchor rod pallet board.
9. the fixed device of the anti-wall caving of a kind of Driving Face in Coal Tunnel coal wall according to claim 1 or 8, it is characterised in that: institute
Stating anchor rod pallet board is macromolecule flexible roof bolt pallet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821335633.8U CN208594956U (en) | 2018-08-20 | 2018-08-20 | A kind of fixed device of the anti-wall caving of Driving Face in Coal Tunnel coal wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821335633.8U CN208594956U (en) | 2018-08-20 | 2018-08-20 | A kind of fixed device of the anti-wall caving of Driving Face in Coal Tunnel coal wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208594956U true CN208594956U (en) | 2019-03-12 |
Family
ID=65605020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821335633.8U Expired - Fee Related CN208594956U (en) | 2018-08-20 | 2018-08-20 | A kind of fixed device of the anti-wall caving of Driving Face in Coal Tunnel coal wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208594956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494305A (en) * | 2020-04-06 | 2021-10-12 | 永城煤电控股集团有限公司 | Construction method of shotcrete anchor net for roadway surrounding rock support |
-
2018
- 2018-08-20 CN CN201821335633.8U patent/CN208594956U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494305A (en) * | 2020-04-06 | 2021-10-12 | 永城煤电控股集团有限公司 | Construction method of shotcrete anchor net for roadway surrounding rock support |
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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: 20190312 Termination date: 20190820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |