CN217080494U - Tunnel lining trolley and ventilating duct cross protection device - Google Patents
Tunnel lining trolley and ventilating duct cross protection device Download PDFInfo
- Publication number
- CN217080494U CN217080494U CN202220723009.5U CN202220723009U CN217080494U CN 217080494 U CN217080494 U CN 217080494U CN 202220723009 U CN202220723009 U CN 202220723009U CN 217080494 U CN217080494 U CN 217080494U
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- China
- Prior art keywords
- air pipe
- rack
- fixing sleeve
- fixed cover
- tunnel lining
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a tunnel lining platform truck and air pipe alternately protector, including platform truck portal, air pipe, the middle part of platform truck portal is equipped with two parallel rack crossbeams along the direction of height, be equipped with a plurality of rack posts between the rack crossbeam, form a plurality of spaces between rack crossbeam and the rack post, one of them be equipped with fixed cover in the space, air pipe cover is established and is fixed in fixed cover, be equipped with the blotter in the fixed cover, cause the damage to it when avoiding installing air pipe. When using this lining cutting platform truck and air pipe cross protector, place air pipe in fixed cover, protect and spacing air pipe, the utility model discloses an air pipe provides the operation space, has made things convenient for the normal ventilation in tunnel, and harmful gas such as produced big gun cigarette, raise dust in the work progress of being convenient for discharge has ensured constructor's life safety.
Description
Technical Field
The utility model belongs to the technical field of air pipe protection in the tunnel, specifically be a tunnel lining platform truck and air pipe cross protection device.
Background
In the tunnel construction process, for making the air content in the tunnel hole sufficient, improve the interior air quality of hole, reduce the interference between two lining constructions and the tunnel ventilation, guarantee constructor's life safety needs use two lining platform trucks to protect the air pipe. The conventional ventilation pipe arrangement mode is inconvenient for normal ventilation of a tunnel and construction of a secondary lining, easily damages the air pipe and is inconvenient for discharge of harmful gases such as blast smoke, dust and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tunnel lining platform truck and air pipe alternately protector to solve the problem that the tunnel normally ventilates not be convenient for of the current ventilation pipe arrangement mode that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tunnel lining platform truck and air pipe cross protector, includes platform truck portal, air pipe, the middle part of platform truck portal is equipped with two parallel rack crossbeams along the direction of height, be equipped with a plurality of rack stands between the rack crossbeam, form a plurality of spaces between rack crossbeam and the rack stand, one of them be equipped with fixed cover in the space, air pipe cover is established and is fixed in fixed cover, be equipped with the blotter in the fixed cover, cause the damage to it when avoiding installing air pipe.
Preferably, the fixing sleeve is of a hollow cylindrical structure.
Preferably, the upper, lower, left and right top surfaces of the fixing sleeve are respectively connected with the rack beam and the rack upright post in a welding manner.
Preferably, an inclined reinforcing rod is welded between the side face of the fixing sleeve and the rack beam and between the side face of the fixing sleeve and the rack upright post, so that the stability of the fixing sleeve is improved.
Preferably, the fixed sleeve consists of two symmetrical semicircular arc fixed clamping plates and a fixed screw rod arranged on the fixed clamping plates, and the other end of the fixed screw rod is in threaded connection with the stand column of the rack.
Preferably, the gantry columns are symmetrically arranged about a vertical center line of the gantry beam.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an air pipe provides the operation space, has made things convenient for the normal ventilation in tunnel, and harmful gas such as produced big gun cigarette, raise dust in the discharge work progress of being convenient for has ensured constructor's life safety.
Drawings
Fig. 1 is a front view sectioning structure schematic diagram of the cross protection device of the tunnel lining trolley and the ventilation pipeline of the utility model;
fig. 2 is a schematic side view of the cross protection device for the tunnel lining trolley and the ventilation duct of the present invention;
fig. 3 is a schematic perspective view of the cross protection device for tunnel lining trolley and ventilation duct of the present invention;
fig. 4 is a schematic structural view of another embodiment of the fixing sleeve of the cross protection device for the tunnel lining trolley and the ventilation pipeline of the present invention;
in the figure: 1. the platform frame crossbeam, 2, platform frame stand, 3, air pipe, 4, fixed cover, 41, fixed splint, 42, fixing screw, 5, platform truck portal.
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.
Referring to fig. 1-3, an embodiment of the present invention is: the utility model provides a tunnel lining platform truck and air pipe cross protector, includes platform truck portal 5, air pipe 3, platform truck portal 5's middle part is equipped with two parallel rack crossbeams 1 along the direction of height, and the rack crossbeam 1 position of lowest will not influence the below construction and normally pass, be equipped with a plurality of rack stand 2 between the rack crossbeam 1, form a plurality of spaces between rack crossbeam 1 and the rack stand 2, one of them be equipped with fixed cover 4 in the space, fixed cover 4 sets up in the space that is close to the tunnel wall, air pipe 3 covers and establishes and fix in fixed cover 4, be equipped with the blotter in fixed cover 4, cause the damage to it when avoiding installing air pipe 3, platform truck portal 5 comprises bottom walking wheel, stand and bracing.
Fixed cover 4 is hollow cylinder structure, and the diameter is greater than air pipe 3, makes air pipe 3 when installing in fixed cover 4, and the blotter of fixed cover 4 inner wall is hugged closely to the outer wall, avoids air pipe 3 round trip movement in fixed cover 4 to cause the damage.
The upper, lower, left and right top surfaces of the fixed sleeve 4 are respectively connected with the rack beam 1 and the rack upright post 2 in a welding way.
The side of fixed cover 4 and rack crossbeam 1, the welding has the stiffener of slope between the rack stand 2, increases fixed cover 4's stability.
The stand columns 2 are symmetrically arranged about the vertical center line of the stand beam 1.
The rack beam 1 and the rack upright post 2 are connected with the trolley portal 5 through welding.
Referring to fig. 1-4, another embodiment of the present invention is: the utility model provides a tunnel lining platform truck and air pipe cross protector, includes platform truck portal 5, air pipe 3, the middle part of platform truck portal 5 is equipped with two parallel rack crossbeams 1 along the direction of height, and the rack crossbeam 1 position of lowest will not influence the below construction and normally pass, be equipped with a plurality of rack stand 2 between the rack crossbeam 1, form a plurality of spaces between rack crossbeam 1 and the rack stand 2, one of them be equipped with fixed cover 4 in the space, fixed cover 4 sets up in the space that is close to the tunnel wall, air pipe 3 overlaps and establishes and fix in fixed cover 4, be equipped with the blotter in the fixed cover 4, cause the damage to it when avoiding installing air pipe 3.
Fixed cover 4 comprises semicircle solid fixed splint 41, the clamping screw 42 of setting on solid fixed splint 41 of two symmetries, the clamping screw 42 other end and 2 threaded connection of rack stand, install air pipe 3 back, rotatory solid fixed splint 41 makes it hug closely air pipe 3 and sets up, fixes air pipe 3, avoids its removal to cause the damage.
The stand columns 2 are symmetrically arranged about the vertical center line of the stand beam 1.
The utility model discloses a theory of operation is: when using this lining cutting platform truck and air pipe cross protector, place air pipe 3 in fixed cover 4, protect and spacing air pipe 3, make things convenient for the normal ventilation of tunnel, make things convenient for harmful gas's such as big gun cigarette, raise dust discharge, ensured constructor's life safety.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a tunnel lining platform truck and air pipe cross protector, includes platform truck portal (5), air pipe (3), and platform truck portal (5) are walked wheel, stand and bracing by the bottom and are constituteed, a serial communication port, the middle part of platform truck portal (5) is equipped with two parallel platform frame crossbeams (1) along the direction of height, be equipped with a plurality of platform frame stands (2) between platform frame crossbeam (1), form a plurality of spaces between platform frame crossbeam (1) and platform frame stand (2), one of them be equipped with fixed cover (4) in the space, fixed cover (4) set up in the space that is close to the tunnel wall, air pipe (3) cover is established and is fixed in fixed cover (4), be equipped with the blotter in fixed cover (4).
2. The cross protection device for the tunnel lining trolley and the ventilation pipeline as claimed in claim 1, wherein the fixing sleeve (4) is a hollow cylinder structure, the diameter of the fixing sleeve is larger than that of the ventilation pipeline (3), so that when the ventilation pipeline (3) is installed in the fixing sleeve (4), the outer wall of the fixing sleeve is tightly attached to the buffer pad on the inner wall of the fixing sleeve (4), and the ventilation pipeline (3) is prevented from moving back and forth in the fixing sleeve (4) to cause damage.
3. The cross protection device for the tunnel lining trolley and the ventilation pipeline as claimed in claim 2, wherein the upper, lower, left and right top surfaces of the fixing sleeve (4) are respectively welded with the rack beam (1) and the rack upright post (2).
4. The cross protection device for the tunnel lining trolley and the ventilation duct according to claim 3, characterized in that inclined reinforcing rods are welded between the side surface of the fixing sleeve (4) and the rack cross beam (1) and the rack upright post (2), so as to increase the stability of the fixing sleeve (4).
5. A tunnel lining trolley and ventilation duct cross guard according to claim 1, characterized in that the gantry columns (2) are symmetrically arranged with respect to the vertical centre line of the gantry beam (1).
6. The cross protection device for the tunnel lining trolley and the ventilation pipeline according to claim 1, characterized in that the rack cross beam (1) and the rack upright post (2) are connected with the trolley door frame (5) through welding.
7. The cross protection device for the tunnel lining trolley and the ventilation pipeline as claimed in claim 1, wherein the fixing sleeve (4) is composed of two symmetrical semi-circular arc fixing splints (41) and a fixing screw rod (42) arranged on the fixing splints (41), and the other end of the fixing screw rod (42) is in threaded connection with the trolley upright (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220723009.5U CN217080494U (en) | 2022-03-30 | 2022-03-30 | Tunnel lining trolley and ventilating duct cross protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220723009.5U CN217080494U (en) | 2022-03-30 | 2022-03-30 | Tunnel lining trolley and ventilating duct cross protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217080494U true CN217080494U (en) | 2022-07-29 |
Family
ID=82552430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220723009.5U Active CN217080494U (en) | 2022-03-30 | 2022-03-30 | Tunnel lining trolley and ventilating duct cross protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217080494U (en) |
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2022
- 2022-03-30 CN CN202220723009.5U patent/CN217080494U/en active Active
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