CN211258719U - Tunnel wind bag fixing device - Google Patents
Tunnel wind bag fixing device Download PDFInfo
- Publication number
- CN211258719U CN211258719U CN201922103293.7U CN201922103293U CN211258719U CN 211258719 U CN211258719 U CN 211258719U CN 201922103293 U CN201922103293 U CN 201922103293U CN 211258719 U CN211258719 U CN 211258719U
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- CN
- China
- Prior art keywords
- fixing frame
- wind bag
- fixing
- tripod
- tunnel
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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.)
- Expired - Fee Related
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Abstract
The utility model relates to a tunnel construction technical field, more specifically say, relate to a tunnel wind bag fixing device. Including connecting piece, telescoping device and mount, the device passes through the bolt hole on the connecting piece and installs in tunnel top section of jurisdiction, and the telescoping device can the adjusting device height, and the tripod makes the device stabilize indeformable, and two mounts are connected to the tripod, and the wind bag passes the mount, and the mount diameter is slightly bigger than the diameter after the wind bag ventilation inflation, and mount increase and wind bag contact surface side by side improve stability, this fixing device of every 5 to 8 ring canal piece installations. The utility model is simple in operation, easy dismounting is swift, and is reliable and stable, and the flexibility is high, but reuse. The utility model discloses mainly be applied to the fixed aspect of tunnel wind bag.
Description
Technical Field
The utility model relates to a tunnel construction technical field, more specifically say, relate to a tunnel wind bag fixing device.
Background
The shield construction method needs timely ventilation along with the lengthening of the mileage of the tunnel. Traditional wind bag fixed mode is that the iron wire passes on the wind bag and reserves the fixed orifices and be fixed in on the section of jurisdiction bolt, and this kind of fixed mode is though simple, but fixed wind bag and consume in man-hour when demolising the wind bag greatly, and materials such as iron wire can not have enough to meet the need the use and cause the waste, and fragile wind bag.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough of existence among the above-mentioned prior art, the utility model provides a tunnel air bag fixing device, the adjustable air bag support height of the device, and safe firm dismantles in a flexible way.
In order to solve the technical problem, the utility model discloses a technical scheme does:
the utility model provides a tunnel wind bag fixing device, includes connecting piece, telescoping device and mount, the bolt hole has been seted up on the connecting piece, the connecting piece lower extreme is connected with the telescoping device, the telescoping device lower extreme is connected with the tripod, the tripod is connected with two mount tops.
The telescopic device comprises a screw rod, a sleeve and a limiting clamp, the upper end of the screw rod is fixedly connected with the connecting piece, and the limiting clamp is arranged on the side face of the sleeve.
The fixing frame comprises a first fixing frame and a second fixing frame, the first fixing frame is in a semicircular arc shape, the second fixing frame is inserted into the first fixing frame, and the second fixing frame is pulled out and connected to form a circle with the first fixing frame.
The second fixing frame joint part is provided with a fixing bolt which connects the first fixing frame and the second fixing frame into a whole.
The two bottom ends of the tripod are provided with hooks, the top end of the fixing frame is provided with a hanging ring, and the fixing frame is connected with the tripod through the hanging ring.
The fixing frame is made of galvanized steel plates with the thickness of 5 mm.
Compared with the prior art, the utility model discloses the beneficial effect who has does:
the device is hung and is established simple to operate swiftly, and the telescoping device can change the height of hanging the wind bag, and application scope is wider, adjusts more in a flexible way, and two segmentation mounts can be withdrawed when the device is not used, and occupation space is little, and device dismantlement installation easy operation, and is safe firm, has improved the efficiency of construction, through setting up two mounts, increase device and wind bag's area of contact, reinforcing device is to guidance quality, the fixed stability of wind bag, avoids the wind bag flagging.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a schematic view of the structure at the position A of the present invention;
FIG. 4 is a schematic view of the structure at the position B of the present invention;
in the figure: the device comprises a connecting piece 1, a bolt hole 2, a telescopic device 3, a screw rod 31, a sleeve 32, a limiting clamp 33, a tripod 4, a hook 41, a fixing frame 5, a first fixing frame 51, a second fixing frame 52, a hanging ring 53 and a fixing bolt 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, a tunnel wind bag fixing device comprises a connecting piece 1, a telescopic device 3 and a fixing frame 5, wherein the connecting piece 1 is provided with a bolt hole 2, the wind bag support is connected to a pipe sheet on the top of a tunnel by using a pipe sheet bolt through a bolt hole 2, the lower end of a connecting piece 1 is fixedly connected with a telescopic device 3, the telescopic device 3 can move the wind bag support in the vertical direction to adjust the height of the wind bag support, the lower end of the telescopic device 3 is connected with a tripod 4 to support the whole device not to deform, two ends of the tripod 4 are respectively connected with the top ends of two fixing frames 5, wind bags pass through the fixing frames 5, the diameter of the fixing device is slightly larger than that of the air bag after ventilation and expansion, good ventilation passing performance and the variable of reserved expansion vibration are guaranteed, the two fixing frames 5 are arranged in the front and at the back, the fixing and air guiding functions can be better achieved, and the fixing device is installed every 5 to 8 ring pipe pieces.
Preferably, the telescopic device 3 comprises a screw rod 31, a sleeve 32 and a limiting clamp 33, the upper end of the screw rod 31 is fixedly connected with the connecting piece 1, the sleeve 32 is sleeved outside the screw rod 31, the limiting clamp 33 is arranged on the side surface of the sleeve 32 to rotate the sleeve 32 to a proper position, and the position of the sleeve 32 and the position of the screw rod 31 are fixed through the limiting clamp 33.
Preferably, the fixing frame 5 includes a first fixing frame 51 and a second fixing frame 52, the first fixing frame 51 is in a semicircular arc shape, the opening is vertical and downward, the second fixing frame 52 is inserted into the first fixing frame 51, the second fixing frame 52 is divided into a left fixing frame and a right fixing frame, the second fixing frame 52 is respectively drawn out, a clamping block is arranged at the tail of the second fixing frame 52 and used for limiting the position of the second fixing frame 52 and avoiding falling out of the first fixing frame 51, the joint of the two second fixing frames 52 is in a slot shape, and the joint and the first fixing frame 51 form the fixing frame 5 of the complete wind bag.
Preferably, as shown in fig. 3, the engaging portion of the second fixing frame 52 is provided with a fixing bolt 6, and the fixing bolt 6 passes through the slot by a thread to integrally couple the first fixing frame 51 and the second fixing frame 52.
Preferably, as shown in fig. 4, two bottom ends of the tripod 4 are welded to form a hook 41, the hook 41 is vertically arranged, the top end of the fixing frame 5 is provided with a hanging ring 53, and the fixing frame 5 is hung on the tripod 4 through the hanging ring 53, so that the tripod is convenient to mount and dismount.
Preferably, the fixing frame 5 is made of a galvanized steel plate having a thickness of 5 mm.
The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.
Claims (6)
1. The utility model provides a tunnel wind bag fixing device which characterized in that: including connecting piece (1), telescoping device (3) and mount (5), bolt hole (2) have been seted up on connecting piece (1), connecting piece (1) lower extreme is connected with telescoping device (3), telescoping device (3) lower extreme is connected with tripod (4), tripod (4) both ends are connected with two mounts (5) tops respectively.
2. The tunnel wind bag fixing device according to claim 1, wherein: the telescopic device (3) comprises a screw rod (31), a sleeve (32) and a limiting clamp (33), the upper end of the screw rod (31) is fixedly connected with the connecting piece (1), and the limiting clamp (33) is arranged on the side face of the sleeve (32).
3. The tunnel wind bag fixing device according to claim 1, wherein: the fixing frame (5) comprises a first fixing frame (51) and a second fixing frame (52), the first fixing frame (51) is in a semicircular arc shape, the second fixing frame (52) is inserted into the first fixing frame (51), and the second fixing frame (52) is pulled out and connected to form a circle with the first fixing frame (51).
4. The tunnel wind bag fixing device according to claim 3, wherein: the second fixing frame (52) is provided with a fixing bolt (6) in an engagement part, and the first fixing frame (51) and the second fixing frame (52) are integrally connected through the fixing bolt (6).
5. The tunnel wind bag fixing device according to claim 1, wherein: two bottom ends of the tripod (4) are provided with hooks (41), the top end of the fixing frame (5) is provided with a hanging ring (53), and the fixing frame (5) is connected with the tripod (4) through the hanging ring (53).
6. The tunnel wind bag fixing device according to claim 1, wherein: the fixing frame (5) is made of galvanized steel plates with the thickness of 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103293.7U CN211258719U (en) | 2019-11-29 | 2019-11-29 | Tunnel wind bag fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103293.7U CN211258719U (en) | 2019-11-29 | 2019-11-29 | Tunnel wind bag fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211258719U true CN211258719U (en) | 2020-08-14 |
Family
ID=71988521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922103293.7U Expired - Fee Related CN211258719U (en) | 2019-11-29 | 2019-11-29 | Tunnel wind bag fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211258719U (en) |
-
2019
- 2019-11-29 CN CN201922103293.7U patent/CN211258719U/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: 20200814 Termination date: 20211129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |