CN207715164U - A kind of coal mine gob roadway support device - Google Patents
A kind of coal mine gob roadway support device Download PDFInfo
- Publication number
- CN207715164U CN207715164U CN201820062546.3U CN201820062546U CN207715164U CN 207715164 U CN207715164 U CN 207715164U CN 201820062546 U CN201820062546 U CN 201820062546U CN 207715164 U CN207715164 U CN 207715164U
- Authority
- CN
- China
- Prior art keywords
- column leg
- top beam
- mounting post
- coal mine
- pull rod
- 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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- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model discloses a kind of coal mine gob roadway support devices, including pull rod and fastener between top beam, column leg, frame, the top beam is circular arc arch, it is equipped with multiple installing ports according to top beam circular arc arch structure setting on the top beam, two groups of ring recess are equipped in the multiple installing port；Pull rod is equipped with multiple between the frame, pull rod both ends are equipped with mounting post between the multiple frame, it is equipped with retainer ring in the mounting post front end, rubber sleeve is covered in the mounting post, the mounting post is connected in ring recess by retainer ring provided therewith and is locked in installing port by rubber sleeve provided therewith；The utility model has the advantages of convenient installation, and fixed simply and with good mechanical property, tensile strength, compression strength are higher, while having good toughness properties, and support force is higher, and supporting intensity is big, have preferable environmental benefit and economic results in society.
Description
Technical field
The utility model is related to timbering technology in coal mine field, more particularly to a kind of coal mine gob roadway support device.
Background technology
China's coal-mine leaves a large amount of something lost coals in progress of coal mining, has because of reasons such as mining conditions or production technologies
Coal mine leaves a large amount of goaf because of random mining, and as coal mining intensity increases, mine merging and reorganization etc. needs again
Planning exploitation, or because second mining needs, it has in goaf digging laneway, to carry out coal mining.These goafs are formed
Time it is generally all longer, although goaf, mostly in being essentially filled with state, but still that there are a large amount of cracks is even not complete
The location of full-filling, the more loose crushings of goaf country rock, self-stable ability is poor, while the detection in goaf is also extremely difficult, these
All very big difficulty is brought to the tunnelling of mine and supporting.Existing goaf roadway support device structure is too simple, peace
It fills dumb, is not easy to adjust and fixed support is unstable, supporting effect is not good enough.
Utility model content
The utility model provides a kind of coal mine gob roadway support device, easy for installation, fixed simply and with good
Mechanical property, tensile strength, compression strength are higher, while having good toughness properties, and support force is higher, supporting intensity
Greatly, there are preferable environmental benefit and economic results in society.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions：A kind of coal mine gob tunnel branch
Pull rod and fastener between protection unit, including top beam, column leg, frame, the top beam be circular arc arch, on the top beam be equipped with according to
Multiple installing ports of top beam circular arc arch structure setting, are equipped with two groups of ring recess in the multiple installing port；
Pull rod is equipped with multiple between the frame, and pull rod both ends are equipped with mounting post between the multiple frame, before the mounting post
End is equipped with retainer ring, covers rubber sleeve in the mounting post, the mounting post be connected in ring recess by retainer ring provided therewith and
It is locked in installing port by rubber sleeve provided therewith；
The column leg is equipped with two groups, and two groups of column legs include column leg one and two, and the column leg one and two is equipped with phase
To an exhausting hole of setting, the column leg one is inserted into column leg two, and an exhausting hole provided therewith is corresponding and tight by installing
Firmware is connected；
It is equipped with the pedestal of integral structure in two bottom surface of column leg, is fixed equipped with four rows along its perimeter in the base end face
Teeth are equipped with mounting hole on the angle of four ends of the pedestal.
Preferably, the top beam left and right ends are respectively equipped with matching hole, in the exhausting hole being equipped with column leg one most
Top through-hole is matched and is fixed by installing fastener.
Preferably, the column leg one is identical with two height, is equipped with the longitudinal direction that an exhausting hole is equidistant intervals arrangement
Through-hole.
Preferably, two bottom end of column leg is equipped with the tip of integral structure.
Preferably, the fastener is fixing glue.
The advantageous effect that the utility model is reached is：Suspension device is formd by the mating between column leg one and two can
Contracting holder, preferably solves the problems, such as supporting, has contractibility and reliable and stable bearing capacity, and the setting of pedestal makes
Column leg can be securely fixed on ground, and teeth provided therewith are inserted into ground, increase stability of strutting system；
Top beam is connected by pull rod between multiple framves so that multiple suspension devices are connected as one, and facilitate integer support, are adapted to
The load of loose and soft surrounding rock and deformation, scetion utilization is high, and it is convenient that holder props up back, and a little repair, utilization and recycle rate is high, reduces mine timber
It uses, environmental benefit is fairly obvious；
The suspension device is easy for installation, fixed simple and have good mechanical property, tensile strength, compression strength compared with
Height, while there are good toughness properties, support force is higher, and supporting intensity is big, and there is preferable environmental benefit and social economy to imitate
Benefit.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.
Fig. 1 is the decomposition texture schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 be the utility model frame between pull rod and installing port decomposition chart.
In figure：Top beam 1, installing port 11, ring recess 111, matching hole 12, column leg 2, column leg 1, column leg 2 22, tip 23,
Through-hole 24, pedestal 3, teeth 31, mounting hole 32, pull rod 4 between frame, mounting post 41, retainer ring 411, rubber sleeve 412, fastener 5.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
- 3 are please referred to Fig.1, the utility model provides a kind of coal mine gob roadway support device technical solution：Including top beam
1, pull rod 4 and fastener 5 between column leg 2, frame, the top beam 1 are circular arc arch, are equipped with according to top beam circular arc on the top beam 1
Multiple installing ports 11 of domes setting, are equipped with two groups of ring recess 111 in the installing port 11, for installation connection two respectively
Pull rod between the frame of top beam so that two top beams can be integrally connected；Top beam quantity regards drift section size, suspension device stress, transport
The difference of condition is installed to distribute.The best stress of top beam is to make its uniform-compression after support with backfilling is closely knit, when acting on
When the pressure from surrounding rock value of top beam reaches certain value, top beam just will produce compression, and shoulder bed effects is made to decline in the pressure of top beam, to
Pressure from surrounding rock is avoided so that suspension device is destroyed more than the bearing capacity of top beam.
Pull rod 4 is equipped with multiple between the frame, and 4 both ends of pull rod are equipped with mounting post 41 between the multiple frame, in the installation
Column 41 is equipped with retainer ring 411, and in 41 housing rubber sleeve 412 of the mounting post, the mounting post 41 passes through retainer ring provided therewith
411 are connected to ring recess 111（As shown by dotted lines in figure 3）It is interior and be locked in installing port by rubber provided therewith；To conveniently tear open
Two adjacent suspension devices of dress and connection.
The column leg 2 be equipped with two groups, the utility model using the scalable connection of straight section formula column leg.Two groups of columns
Leg 2 includes column leg one and two, and the column leg one and two is equipped with the exhausting hole 24 being oppositely arranged, and the column leg one is inserted into column
In leg two and an exhausting hole provided therewith is corresponding, is connected by installing fastener 5 on an exhausting hole；Fastening
Part is connection adjusting between column leg, can play connection function, can also will be compressed between the double sectioned column leg of connection, provide preload
Power, to ensure that arch top beam has certain working resistance and certain contracting amount.
It is equipped with the pedestal 3 of integral structure in 2 22 bottom surface of column leg, column leg two is welded with pedestal below, and the big of pedestal is neglected
Depending on bottom plate is soft or hard.Four row's fixed teeth 31 are equipped with along its perimeter in 3 bottom surface of the pedestal, on the angle of 3 four ends of the pedestal
Equipped with mounting hole 32, ground can be fixed on by fastener.
1 left and right ends of the top beam are respectively equipped with matching hole 12, the most top in the exhausting hole being equipped with column leg 1
It holds through-hole matched and is fixed by installing fastener 5.
The column leg one is identical with two height, is equipped with the longitudinal hole that an exhausting hole is equidistant intervals arrangement.
2 22 bottom end of column leg is equipped with the tip 23 of integral structure.It is used to insert admittedly on ground, increases stability.
The fastener 5 is fixing glue.Be equipped in the present embodiment it is multiple, it is flexible between two column legs for being fixedly connected
Connection and the connection between column leg two and top beam.
The suspension device main feature is subject to that pressure is big, and supporting time is long, easy to install to be unlikely to deform；It is rigidly propped up compared with other
Frame has contractibility and reliable and stable bearing capacity, adapts to load and the deformation of loose and soft surrounding rock, scetion utilization is high, holder branch
It is convenient to return, and a little repair, holder utilization and recycle rate is high, reduces mine timber and uses, environmental benefit is fairly obvious；With high support force,
Supporting intensity is big, simple to install, the advantages that being unlikely to deform.
Based on the above-mentioned technical proposal, the utility model is in an installation：Column leg two is first passed through into the tooth on pedestal provided therewith
Tooth is fixed on the tip that on the ground of coal mine gob tunnel and two bottom end of column leg is equipped with and is also secured on ground, and column leg one is inserted into
It adjusts flexible in column leg two and according to head-room and is fixed in the through-hole that a row is mutually coupled by fastener respectively,
Top beam is inserted into column leg one and is fixed by fastener；
When needing multiple suspension devices being connected as one, pull rod between clamping frame, makes in installing port that top beam is equipped with
It obtains it and connects adjacent suspension device, to facilitate connection.
According to site specific, the model and structure shape of pull rod between the column leg and frame in suspension device are neatly selected
Formula, it is ensured that it effectively and reliably works, and for accelerating tunnelling speed, reduces the tunnel later stage amount of reprocessing, ensures that safety is raw
Production, prolongs length of service, obtains preferable technical economic benefit, giving full play to the supporting performance of holder has great significance.
The utility model suspension device forms collapsible timbering by the mating between column leg one and two, preferably solves
The problem of supporting has contractibility and reliable and stable bearing capacity, and the setting of pedestal enables column leg to be securely fixed in
On ground, teeth provided therewith are inserted into ground, increase stability of strutting system；
Top beam is connected by pull rod between multiple framves so that multiple suspension devices are connected as one, and facilitate integer support, are adapted to
The load of loose and soft surrounding rock and deformation, scetion utilization is high, and it is convenient that holder props up back, and a little repair, utilization and recycle rate is high, reduces mine timber
It uses, environmental benefit is fairly obvious；
The suspension device is easy for installation, fixed simple and have good mechanical property, tensile strength, compression strength compared with
Height, while there are good toughness properties, support force is higher, and supporting intensity is big, and there is preferable environmental benefit and social economy to imitate
Benefit.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Carry out equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. pull rod and fastener between a kind of coal mine gob roadway support device, including top beam, column leg, frame, the top beam is circle
Arc arch shape, it is characterised in that：Multiple installing ports according to top beam circular arc arch structure setting are equipped on the top beam, described
Two groups of ring recess are equipped in multiple installing ports；
Pull rod is equipped with multiple between the frame, and pull rod both ends are equipped with mounting post between the multiple frame, are set in the mounting post front end
There is retainer ring, rubber sleeve is covered in the mounting post, the mounting post is connected in ring recess and is passed through by retainer ring provided therewith
Rubber sleeve provided therewith is locked in installing port；
The column leg is equipped with two groups, and two groups of column legs include column leg one and two, and the column leg one and two is equipped with opposite set
The exhausting hole set, the column leg one are inserted into column leg two, and an exhausting hole provided therewith is corresponding and by installing fastener
It is connected；
It is equipped with the pedestal of integral structure in two bottom surface of column leg, being equipped with four rows along its perimeter in the base end face fixes tooth
Tooth is equipped with mounting hole on the angle of four ends of the pedestal.
2. coal mine gob roadway support device according to claim 1, it is characterised in that：The top beam left and right ends point
Not She You matching hole, the top through-hole in the exhausting hole being equipped with column leg one is matched and solid by installing fastener
It is fixed.
3. coal mine gob roadway support device according to claim 1, it is characterised in that：The height of the column leg one and two
Spend identical, to arrange for equidistant intervals equipped with exhausting hole longitudinal hole.
4. coal mine gob roadway support device according to claim 1, it is characterised in that：Two bottom end of column leg is equipped with
The tip of integral structure.
5. coal mine gob roadway support device according to claim 1 or 2, it is characterised in that：The fastener is solid
Fixed nail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820062546.3U CN207715164U (en) | 2018-01-15 | 2018-01-15 | A kind of coal mine gob roadway support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820062546.3U CN207715164U (en) | 2018-01-15 | 2018-01-15 | A kind of coal mine gob roadway support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207715164U true CN207715164U (en) | 2018-08-10 |
Family
ID=63051879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820062546.3U Expired - Fee Related CN207715164U (en) | 2018-01-15 | 2018-01-15 | A kind of coal mine gob roadway support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207715164U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458223A (en) * | 2018-12-06 | 2019-03-12 | 贵州大学 | A kind of coal mining being easily installed tunnel protective device |
| CN110685977A (en) * | 2019-09-03 | 2020-01-14 | 徐州海马机械铸造有限公司 | Mechanical connecting support |
-
2018
- 2018-01-15 CN CN201820062546.3U patent/CN207715164U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458223A (en) * | 2018-12-06 | 2019-03-12 | 贵州大学 | A kind of coal mining being easily installed tunnel protective device |
| CN109458223B (en) * | 2018-12-06 | 2023-03-14 | 贵州大学 | Roadway protection device convenient to install for coal mining |
| CN110685977A (en) * | 2019-09-03 | 2020-01-14 | 徐州海马机械铸造有限公司 | Mechanical connecting 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 Termination date: 20210115 |