CN209339977U - A kind of half coal petrography gob side entry retaining roadway support device - Google Patents
A kind of half coal petrography gob side entry retaining roadway support device Download PDFInfo
- Publication number
- CN209339977U CN209339977U CN201920052209.0U CN201920052209U CN209339977U CN 209339977 U CN209339977 U CN 209339977U CN 201920052209 U CN201920052209 U CN 201920052209U CN 209339977 U CN209339977 U CN 209339977U
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- China
- Prior art keywords
- helical gear
- support column
- column
- entry retaining
- coal petrography
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- 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.)
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Abstract
The utility model discloses a kind of half coal petrography gob side entry retaining roadway support devices, including support column, the upper end of the support column is equipped with regulating tank, adjustable column is slidably connected in the regulating tank, cavity is equipped in the support column, the regulating mechanism for adjustable column to be adjusted is equipped in the cavity, the lower end of the support column is fixedly connected with pedestal, the lower end of the pedestal is fixedly connected with more fixed pins, the upper end of the adjustable column is removably connected with support plate, first step is equipped on the right side of the upper end of the support plate, the second step to match with first step is equipped on the left of the lower end of the support plate, the upper surface of the first step is fixedly connected with clamping block, the second step upper and lower end face is equipped with the clamping groove to match with clamping block, left and right is through equipped with through-hole in the clamping block.The utility model can be adjusted according to the needs the distance between support column, splice to support plate being supported on a large scale.
Description
Technical field
The utility model relates to supporting coal mine underworkings technical fields, more particularly to a kind of half coal petrography gob side entry retaining tunnel
Suspension device.
Background technique
Gob side entry retaining is to safeguard former stope drift active workings along mined out area edge after coal working face, in order to recycle traditional mining mode mode
In stay the protection coal pillar set, leaving the crossheading of a upper section again supporting for next section using certain technological means makes
With this way for staying lane is to retain to be known as gob side entry retaining in former crossheading position along mined out area edge；Gob side entry retaining can be with
Resource recovery to greatest extent avoids coal body from losing.
When in use, the distance between support column is fixed two-by-two, no for existing half coal petrography gob side entry retaining roadway support device
It can be adjusted as needed to the distance between support column, the work of operation and worker to transporting coal brings inconvenience.
For this purpose, it is proposed that a kind of next half coal petrography gob side entry retaining roadway support device solves the above problems.
Summary of the invention
The problem of being adjusted purpose of the utility model is to solve the backlash compensation between support column in the prior art, and
The half coal petrography gob side entry retaining roadway support device of one kind of proposition.
To achieve the goals above, the utility model adopts the technical scheme that
The upper end of a kind of half coal petrography gob side entry retaining roadway support device, including support column, the support column is equipped with regulating tank,
Adjustable column is slidably connected in the regulating tank, and cavity is equipped in the support column, is equipped in the cavity for adjustable column
The regulating mechanism being adjusted, the lower end of the support column are fixedly connected with pedestal, and the lower end of the pedestal is fixedly connected with more
Root fixed pin, the upper end of the adjustable column are removably connected with support plate, are equipped with first step on the right side of the upper end of the support plate,
The second step to match with first step is equipped on the left of the lower end of the support plate, the upper surface of the first step is fixed to be connected
It is connected to clamping block, the second step upper and lower end face is equipped with the clamping groove to match with clamping block, and left and right is passed through in the clamping block
It is equipped with through-hole, the clamping mechanism for being clamped to second step is equipped in the through-hole.
Preferably, the regulating mechanism includes the threaded rod being rotatablely connected vertically with cavity, and the upper end of the threaded rod is passed through
Perforating branches dagger simultaneously extends in regulating tank, and the upper end of the threaded rod in the regulating tank and the lower thread of adjustable column connect
It connects, horizontally disposed first rotating bar is rotatably connected in the cavity, by the between the threaded rod and the first rotating bar
One end rotation of the transmission connection of one bevel gear set, first rotating bar through support column and has been fixedly and coaxially connected turning handle.
Preferably, first bevel gear set includes intermeshing first helical gear and the second helical gear, and described first
Helical gear is fixedly and coaxially connected with the first rotating bar, and second helical gear is fixedly and coaxially connected with threaded rod.
Preferably, the clamping mechanism includes horizontally disposed bidirectional helical bar, rotates and is arranged on the bidirectional helical bar
There is muti-piece fixed plate, the whole body side wall of fixed plate described in muti-piece is fixedly connected with the inner sidewall of through-hole, the bidirectional helical bar
Both ends be threaded with threaded block, the threaded block is slidably connected with through-hole, and the side wall of the clamping groove is equipped with and spiral shell
The card slot that line block matches is rotatably connected to the second rotating bar, second rotating bar and bidirectional helical in the through-hole vertically
It is sequentially connected between bar by the second bevel gear set, the rotation of the lower end of second rotating bar is through clamping block and support plate and same
Axis is fixedly connected with the second turning handle.
Preferably, second bevel gear set includes intermeshing third helical gear and the 4th helical gear, the third
Helical gear is fixedly and coaxially connected with the second rotating bar, and the 4th helical gear is fixedly and coaxially connected with bidirectional helical bar.
Preferably, the upper end of the support column and the lower end of support plate are detachably connected by bolt.
Compared with prior art, the utility model has the following beneficial effects:
1, by setting regulating mechanism, the height of support plate is adjusted and then the adjusting to adjustable column height, so as to
Supporting is carried out with the tunnel to different height；
2, by setting clamping structure, muti-piece support plate can be stitched together by the clamping of multiple clamping mechanisms,
Convenient for being supported to large-scale tunnel, while the distance between two support columns can also be adjusted.
The utility model can be adjusted according to the needs the distance between support column, support plate can be carried out splicing into
The a wide range of support of row.
Detailed description of the invention
Fig. 1 be the utility model proposes half coal petrography gob side entry retaining roadway support device of one kind splicing construction perspective view；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is the enlarged drawing in Fig. 1 at B.
In figure: 1 support column, 2 regulating tanks, 3 adjustable columns, 4 cavitys, 5 regulating mechanisms, 6 pedestals, 7 fixed pins, 8 support plates, 9
First step, 10 second steps, 11 clamping blocks, 12 through-holes, 13 clamping mechanisms, 14 threaded rods, 15 first rotating bars, 16 first are tiltedly
Gear set, 17 first turning handles, 18 first helical gears, 19 second helical gears, 20 bidirectional helical bars, 21 fixed plates, 22 threaded blocks, 23
Second rotating bar, 24 second bevel gear sets, 25 third helical gears, 26 the 4th helical gears, 27 second turning handles.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of half coal petrography gob side entry retaining roadway support device, including support column 1, the upper end of support column 1 are set
There is regulating tank 2, adjustable column 3 is slidably connected in regulating tank 2, cavity 4 is equipped in support column 1, is equipped in cavity 4 for adjusting
The regulating mechanism 5 that column 3 is adjusted, specifically, regulating mechanism 5 includes the threaded rod 14 being rotatablely connected vertically with cavity 4, screw thread
The upper end of bar 14 is through support column 1 and extends in regulating tank 2, the upper end of the threaded rod 14 in regulating tank 2 and adjustable column 3
Lower thread connection, be rotatably connected to horizontally disposed first rotating bar 15, threaded rod 14 and the first rotating bar 15 in cavity 4
Between by the first bevel gear set 16 be sequentially connected, it is worth mentioning at this point that, the first bevel gear set 16 include intermeshing first
Helical gear 18 and the second helical gear 19.
In the utility model, the first helical gear 18 is fixedly and coaxially connected with the first rotating bar 15, the second helical gear 19 and spiral shell
Rasp bar 14 is fixedly and coaxially connected, and one end rotation of the first rotating bar 15 through support column 1 and has been fixedly and coaxially connected turning handle 17, is propped up
The lower end of dagger 1 is fixedly connected with pedestal 6, and the lower end of pedestal 6 is fixedly connected with more fixed pins 7, and the upper end of adjustable column 3 is removable
It unloads and is connected with support plate 8, it should be noted that the upper end of support column 1 and the lower end of support plate 8 are detachably connected by bolt,
It is equipped with first step 9 on the right side of the upper end of support plate 8, is equipped with second to match with first step 9 on the left of the lower end of support plate 8
Rank 10, the upper surface of first step 9 are fixedly connected with clamping block 11, and 10 upper and lower end face of second step is equipped with and 11 phase of clamping block
The clamping groove matched, for the interior left and right of clamping block 11 through through-hole 12 is equipped with, through-hole 12 is interior equipped with for being clamped to second step 10
Clamping mechanism 13, it should be noted that clamping mechanism 13 include horizontally disposed bidirectional helical bar 20.
In the utility model, turning set is equipped with muti-piece fixed plate 21, the whole body of muti-piece fixed plate 21 on bidirectional helical bar 20
Side wall is fixedly connected with the inner sidewall of through-hole 12, and the both ends of bidirectional helical bar 20 are threaded with threaded block 22, is needed
It is bright, be equipped with threaded hole on the opposite side wall of two pieces of threaded blocks 22, two threaded holes with same root bidirectional helical bar 20
It is threadedly coupled, the thread rotary orientation in two threaded holes is set on the side wall of clamping groove on the contrary, threaded block 22 is slidably connected with through-hole 12
Have the card slot to match with threaded block 22, be rotatably connected to the second rotating bar 23 in through-hole 12 vertically, the second rotating bar 23 with it is double
It is sequentially connected to the second bevel gear set 24 is passed through between threaded rod 20, specifically, the second bevel gear set 24 includes intermeshing
Third helical gear 25 and the 4th helical gear 26, third helical gear 25 are fixedly and coaxially connected with the second rotating bar 23, the 4th helical gear
26 are fixedly and coaxially connected with bidirectional helical bar 20, and the lower end rotation of the second rotating bar 23 is simultaneously same through clamping block 11 and support plate 8
Axis is fixedly connected with the second turning handle 27.
The utility model needs in use, the upper end of the lower end of support plate 8 and adjustable column 3 is bolted to connection,
Then it uses in the placement of second step 10 and first step 9 of another piece of support plate 8, so that clamping groove is matched with clamping block 11,
Then the second turning handle 27 is rotated, the second turning handle 27 drives the rotation of the second rotating bar 23, and the second rotating bar 23 drives third helical gear
25 rotations, third helical gear 25 drive the rotation of the 4th helical gear 26, and the 4th helical gear 26 drives bidirectional helical bar 20 to rotate, two-way
Threaded rod 20 drives two pieces of threaded blocks 22, back movement, until threaded block 22 and card slot are clamped, step is by muti-piece support plate according to this
8 clampings；Then the first turning handle 17 is rotated, the first turning handle 17 drives the rotation of the first rotating bar 15, and the first rotating bar 15 drives first
Helical gear 18 rotates, and the first helical gear 18 drives the rotation of the second helical gear 19, and the second helical gear 19 drives threaded rod 14 to rotate, spiral shell
Rasp bar 14 drives adjustable column 3 to move up, and adjustable column 3 drives support plate 8 to move up, until suitable position.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of half coal petrography gob side entry retaining roadway support device, including support column (1), which is characterized in that the support column (1)
Upper end is equipped with regulating tank (2), slidably connects adjustable column (3) in the regulating tank (2), and cavity is equipped in the support column (1)
(4), the regulating mechanism (5) for adjustable column (3) to be adjusted, the lower end of the support column (1) are equipped in the cavity (4)
Be fixedly connected with pedestal (6), the lower end of the pedestal (6) is fixedly connected with more fixed pins (7), the adjustable column (3) it is upper
End is removably connected with support plate (8), is equipped with first step (9) on the right side of the upper end of the support plate (8), the support plate (8)
Lower end on the left of be equipped with the second step (10) that matches with first step (9), the upper surface of the first step (9) is fixed to be connected
It is connected to clamping block (11), second step (10) upper and lower end face is equipped with the clamping groove to match with clamping block (11), the card
Left and right is connect in block (11) through through-hole (12) are equipped with, is equipped in the through-hole (12) for being clamped to second step (10)
Clamping mechanism (13).
2. a kind of half coal petrography gob side entry retaining roadway support device according to claim 1, which is characterized in that the adjusting machine
Structure (5) includes the threaded rod (14) being rotatablely connected vertically with cavity (4), and support column (1) is run through in the upper end of the threaded rod (14)
And extend in regulating tank (2), it is located at the upper end of the threaded rod (14) in the regulating tank (2) and the lower end spiral shell of adjustable column (3)
Line connection, is rotatably connected to horizontally disposed first rotating bar (15) in the cavity (4), the threaded rod (14) with first turn
It is sequentially connected between lever (15) by the first bevel gear set (16), one end rotation of first rotating bar (15) is through support
Column (1) has simultaneously been fixedly and coaxially connected the first turning handle (17).
3. a kind of half coal petrography gob side entry retaining roadway support device according to claim 2, which is characterized in that described first tiltedly
Gear set (16) includes intermeshing first helical gear (18) and the second helical gear (19), first helical gear (18) and the
One rotating bar (15) is fixedly and coaxially connected, and second helical gear (19) is fixedly and coaxially connected with threaded rod (14).
4. a kind of half coal petrography gob side entry retaining roadway support device according to claim 1, which is characterized in that the clamping machine
Structure (13) includes horizontally disposed bidirectional helical bar (20), and turning set is equipped with muti-piece fixed plate on the bidirectional helical bar (20)
(21), the whole body side wall of fixed plate described in muti-piece (21) is fixedly connected with the inner sidewall of through-hole (12), the bidirectional helical bar
(20) both ends are threaded with threaded block (22), and the threaded block (22) is slidably connected with through-hole (12), the clamping groove
Side wall be equipped with the card slot that matches with threaded block (22), be rotatably connected to the second rotating bar vertically in the through-hole (12)
(23), it is sequentially connected between second rotating bar (23) and bidirectional helical bar (20) by the second bevel gear set (24), it is described
The lower end rotation of second rotating bar (23) through clamping block (11) and support plate (8) and has been fixedly and coaxially connected the second turning handle
(27).
5. a kind of half coal petrography gob side entry retaining roadway support device according to claim 4, which is characterized in that described second tiltedly
Gear set (24) includes intermeshing third helical gear (25) and the 4th helical gear (26), the third helical gear (25) and the
Two rotating bars (23) are fixedly and coaxially connected, and the 4th helical gear (26) is fixedly and coaxially connected with bidirectional helical bar (20).
6. a kind of half coal petrography gob side entry retaining roadway support device according to claim 1, which is characterized in that the support column
(1) lower end of upper end and support plate (8) is detachably connected by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920052209.0U CN209339977U (en) | 2019-01-14 | 2019-01-14 | A kind of half coal petrography gob side entry retaining roadway support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920052209.0U CN209339977U (en) | 2019-01-14 | 2019-01-14 | A kind of half coal petrography gob side entry retaining roadway support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209339977U true CN209339977U (en) | 2019-09-03 |
Family
ID=67761560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920052209.0U Expired - Fee Related CN209339977U (en) | 2019-01-14 | 2019-01-14 | A kind of half coal petrography gob side entry retaining roadway support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209339977U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115467336A (en) * | 2022-10-08 | 2022-12-13 | 北京市政建设集团有限责任公司 | Reinforced cushion layer supporting system for reinforcing local deep pit |
-
2019
- 2019-01-14 CN CN201920052209.0U patent/CN209339977U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115467336A (en) * | 2022-10-08 | 2022-12-13 | 北京市政建设集团有限责任公司 | Reinforced cushion layer supporting system for reinforcing local deep pit |
| CN115467336B (en) * | 2022-10-08 | 2023-06-16 | 北京市政建设集团有限责任公司 | Reinforcing cushion layer supporting system for reinforcing local pit |
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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: 20190903 Termination date: 20200114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |