CN211851870U - Fender bracket for tunnel engineering - Google Patents
Fender bracket for tunnel engineering Download PDFInfo
- Publication number
- CN211851870U CN211851870U CN201921515642.XU CN201921515642U CN211851870U CN 211851870 U CN211851870 U CN 211851870U CN 201921515642 U CN201921515642 U CN 201921515642U CN 211851870 U CN211851870 U CN 211851870U
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- Prior art keywords
- tunnel
- fixedly connected
- supporting component
- main body
- supporting
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Abstract
The utility model discloses a fender bracket for tunnel engineering, including tunnel main part, first supporting component, second supporting component, first supporting component installs the arc surface department at tunnel main part inner wall top. The utility model discloses a set up first supporting component, can carry out good support to the arc surface department of tunnel upper portion, first spring through among the buffer gear carries out the shock attenuation to the backup pad, can cushion the impact force that the upper portion in tunnel formed the backup pad, it is inhomogeneous to prevent the arcwall face atress, thereby make the unstable condition appear in the fixed plate atress, through setting up second supporting component, second spring among the second supporting component can cushion the pressure of fixed plate to the backup pad, avoid the fixed plate to take place to warp or warpage, make the mid portion and the both sides atress of fender bracket more even, the bearing effect of fender bracket to the tunnel has been improved, bring very big facility for tunnel construction work.
Description
Technical Field
The utility model relates to a tunnel engineering technical field specifically is a fender bracket for tunnel engineering.
Background
Must use the fender bracket among the tunnel work progress, the fender bracket plays the bearing effect in order to guarantee construction safety, at present, the upper portion of current tunnel fender bracket is the arcwall face, the easy atress in middle part and both sides is inhomogeneous, under the impact of excavation blasting operation, often take place to warp or the warpage, the bearing effect that leads to the tunnel is unsatisfactory, under the condition that does not have the absorbing, it is inhomogeneous very easily to lead to the arcwall face atress, thereby make lower part branch atress unstable, the fracture appears easily in the fender bracket, make serious potential safety hazard appear in the tunnel, bring very big inconvenience for tunnel construction work, for this reason, we propose a fender bracket for tunnel engineering, in order to solve the problem of proposing among the above-mentioned background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fender bracket for tunnel engineering to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a protection frame for tunnel engineering comprises a tunnel main body, a first support assembly and a second support assembly, wherein the first support assembly is installed on the arc-shaped surface of the top of the inner wall of the tunnel main body;
the first support component comprises a support plate which is arranged on the arc surface at the top of the inner wall of the tunnel main body, the top of the supporting plate is provided with a buffer mechanism, one side of the buffer mechanism far away from the supporting plate is fixedly connected with the top of the inner wall of the tunnel main body, the buffer mechanism comprises a buffer sleeve, the buffer sleeve is arranged in a groove at the top of the support plate, a movable block is movably connected inside the buffer sleeve, a first spring is arranged in the groove at one side of the movable block close to the support plate, a movable rod is fixedly connected at one side of the first spring far away from the movable block, one end of the movable rod, which is far away from the movable block, is fixedly connected with the inner wall of the buffer sleeve, one side of the movable block, which is far away from the supporting plate, is fixedly connected with a supporting block, one side, close to the inner wall of the tunnel main body, of the supporting block is fixedly connected with a limiting rod, and one end, far away from the supporting plate, of the limiting rod penetrates through the tunnel main body and extends into the tunnel main body;
the second supporting component comprises two fixed plates, the left side and the right side of the bottom of the supporting plate are respectively installed on the two fixed plates, the bottom of each fixed plate is provided with a fixed sleeve, the bottom of each fixed plate penetrates through the fixed sleeve and extends to the inside of the fixed sleeve and the movable connection of the fixed sleeve, the bottom of the inner wall of the fixed sleeve is fixedly connected with a second spring, and the bottom of each fixed plate is fixedly connected with the second spring.
Preferably, a through groove is formed in one side, away from the supporting plate, of the buffer sleeve, a guide rod is movably connected inside the through groove, and one side, away from the supporting plate, of the guide rod penetrates through the through groove and extends to the outside of the guide rod to be fixedly connected with the supporting block.
Preferably, the supporting plate is arc-shaped, and the buffering mechanisms are arranged at the top of the supporting plate at equal intervals.
Preferably, the bottom of fixed cover fixedly connected with locating lever, the bottom of fixed cover just is located the equal fixedly connected with landing leg in left and right sides of locating lever.
Preferably, the second supporting component is arranged on the side face of the inner wall of the tunnel main body, and the fixing sleeve is fixedly connected with the inner wall of the tunnel main body through a reinforcing rib.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up first supporting component, can carry out good support to the arc surface department of tunnel upper portion, first spring through among the buffer gear carries out the shock attenuation to the backup pad, can cushion the impact force that the upper portion in tunnel formed the backup pad, it is inhomogeneous to prevent the arcwall face atress, thereby make the unstable condition appear in the fixed plate atress, through setting up second supporting component, second spring among the second supporting component can cushion the pressure of fixed plate to the backup pad, avoid the fixed plate to take place to warp or warpage, make the mid portion and the both sides atress of fender bracket more even, the bearing effect of fender bracket to the tunnel has been improved, bring very big facility for tunnel construction work.
2. The utility model discloses a lead to groove and guide bar and mutually support, played the effect that leads to the motion of movable block, through setting up the locating lever, played the effect of being convenient for advance line location to fixed cover, played the effect of stabilizing the support to fixed cover through setting up the landing leg, through setting up the strengthening rib, played the effect of consolidating fixed cover and tunnel main part inner wall.
Drawings
FIG. 1 is a sectional view of the front view of the present invention;
fig. 2 is a partial enlarged view of a-a in fig. 1 according to the present invention.
In the figure: the tunnel comprises a tunnel body 1, a first support assembly 2, a support plate 21, a buffer mechanism 22, a buffer sleeve 221, a movable block 222, a first spring 223, a movable rod 224, a support block 225, a limiting rod 226, a second support assembly 3, a fixed plate 31, a fixed sleeve 32, a second spring 33, a through groove 4, a guide rod 5, a positioning rod 6, a support leg 7 and a reinforcing rib 8.
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. 1-2, a tunnel engineering fender bracket includes a tunnel main body 1, a first supporting component 2, and a second supporting component 3, wherein the first supporting component 2 is installed on an arc surface of the top of the inner wall of the tunnel main body 1, the second supporting component 3 is installed at the bottom of the first supporting component 2, and one side of the first supporting component 2 close to the tunnel main body 1 is fixedly connected to the tunnel main body 1.
The first supporting component 2 comprises a supporting plate 21, the supporting plate 21 is arranged on the arc-shaped surface of the top of the inner wall of the tunnel main body 1, a buffer mechanism 22 is installed on the top of the supporting plate 21, the appearance of the supporting plate 21 is arc-shaped, the buffer mechanisms 22 are equidistantly arranged on the top of the supporting plate 21, one side of the buffer mechanism 22 far away from the supporting plate 21 is fixedly connected with the top of the inner wall of the tunnel main body 1, the buffer mechanism 22 comprises a buffer sleeve 221, the buffer sleeve 221 is installed in a groove on the top of the supporting plate 21, a movable block 222 is movably connected inside the buffer sleeve 221, a first spring 223 is installed in the groove on one side of the movable block 222 close to the supporting plate 21, one side of the first spring 223 far away from the movable block 222 is fixedly connected with a movable rod 224, one end of the movable rod 224 far away from the movable block, buffer sleeve 221 keeps away from backup pad 21 one side and has seted up logical groove 4, it has guide bar 5 to lead to the inside swing joint of groove 4, one side that backup pad 21 was kept away from to guide bar 5 runs through logical groove 4 and extends to its outside and supporting shoe 225 fixed connection, mutually support through leading to groove 4 and guide bar 5, the effect of leading is carried out to the motion of movable block 222 has been played, one side fixedly connected with gag lever post 226 that supporting shoe 225 is close to tunnel main body 1 inner wall, the one end that backup pad 21 was kept away from to gag lever post 226 runs through tunnel main body 1 and extends to its inside.
The second supporting component 3 comprises two fixing plates 31, the two fixing plates 31 are respectively arranged at the left side and the right side of the bottom of the supporting plate 21, the bottom of the fixing plate 31 is provided with a fixing sleeve 32, the bottom of the fixing sleeve 32 is fixedly connected with a positioning rod 6, the positioning rod 6 is arranged, during installation, the positioning rod 6 is inserted into the ground, so that the fixing sleeve 32 is conveniently positioned, the bottom of the fixing sleeve 32 and the left side and the right side of the positioning rod 6 are both fixedly connected with supporting legs 7, the fixing sleeve 32 is stably supported by the supporting legs 7, the bottom of the fixing plate 31 penetrates through the fixing sleeve 32 and extends to the interior of the fixing sleeve to be movably connected with the fixing sleeve, the bottom of the inner wall of the fixing sleeve 32 is fixedly connected with a second spring 33, the bottom of the fixing plate 31 is fixedly connected with the second spring 33, the second supporting component 3 is arranged at the side surface, through setting up strengthening rib 8, played the effect of consolidating fixed cover 32 and tunnel main part 1 inner wall.
The working principle is as follows: during the use, top when tunnel main part 1 produces pressure to backup pad 21, movable block 222 among buffer gear 22 is to the activity in the cushion collar 221, movable rod 224 gets into the inside of movable block 222, produce the extrusion to first spring 223, first spring 223 takes place deformation, store elastic potential energy, can carry out the shock attenuation to backup pad 21, pressure when tunnel main part 1 top, when transmitting to fixed plate 31 through backup pad 21 on, fixed plate 31 is in the inside downstream of fixed cover 32, produce the extrusion to second spring 33, second spring 33 takes place deformation, store elastic potential energy, can carry out the shock attenuation to fixed plate 31, can slow down the pressure of tunnel 1 top to the fender bracket better, reduce the gravity extrusion that backup pad 21 directly received, prevent that the fixed plate 31 of the left and right sides from rocking about because of the inequality of the atress is uneven.
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 (5)
1. The utility model provides a fender bracket for tunnel engineering, includes tunnel main part (1), first supporting component (2), second supporting component (3), its characterized in that: the first supporting component (2) is arranged on the arc-shaped surface of the top of the inner wall of the tunnel main body (1), the second supporting component (3) is arranged at the bottom of the first supporting component (2), and one side, close to the tunnel main body (1), of the first supporting component (2) is fixedly connected with the tunnel main body (1);
the first supporting component (2) comprises a supporting plate (21), the supporting plate (21) is arranged on the arc-shaped surface of the top of the inner wall of the tunnel main body (1), a buffering mechanism (22) is installed at the top of the supporting plate (21), one side of the buffering mechanism (22) far away from the supporting plate (21) is fixedly connected with the top of the inner wall of the tunnel main body (1), the buffering mechanism (22) comprises a buffering sleeve (221), the buffering sleeve (221) is installed in a groove at the top of the supporting plate (21), a movable block (222) is movably connected inside the buffering sleeve (221), a first spring (223) is installed in the groove of one side of the movable block (222) close to the supporting plate (21), a movable rod (224) is fixedly connected with one side of the first spring (223) far away from the movable block (222), and the movable rod (224) is fixedly connected with the inner wall of the buffering sleeve (221), one side, far away from the supporting plate (21), of the movable block (222) is fixedly connected with a supporting block (225), one side, close to the inner wall of the tunnel main body (1), of the supporting block (225) is fixedly connected with a limiting rod (226), and one end, far away from the supporting plate (21), of the limiting rod (226) penetrates through the tunnel main body (1) and extends into the tunnel main body;
second supporting component (3) include two fixed plates (31), and the left and right sides in backup pad (21) bottom is installed respectively in two fixed plates (31), the bottom of fixed plate (31) is provided with fixed cover (32), the bottom of fixed plate (31) is run through fixed cover (32) and is extended to its inside rather than swing joint, the bottom fixedly connected with second spring (33) of fixed cover (32) inner wall, the bottom and second spring (33) fixed connection of fixed plate (31).
2. The fender bracket for tunnel engineering according to claim 1, characterized in that: the buffer sleeve (221) is far away from one side of the supporting plate (21) and is provided with a through groove (4), the inside of the through groove (4) is movably connected with a guide rod (5), and one side, far away from the supporting plate (21), of the guide rod (5) runs through the through groove (4) and extends to the outside of the guide rod and is fixedly connected with the supporting block (225).
3. The fender bracket for tunnel engineering according to claim 1, characterized in that: the appearance of the supporting plate (21) is arc-shaped, and the buffer mechanisms (22) are arranged at the top of the supporting plate (21) at equal intervals.
4. The fender bracket for tunnel engineering according to claim 1, characterized in that: the bottom fixedly connected with locating lever (6) of fixed cover (32), the bottom of fixed cover (32) just is located the equal fixedly connected with landing leg (7) of the left and right sides of locating lever (6).
5. The fender bracket for tunnel engineering according to claim 1, characterized in that: the second supporting component (3) is arranged on the side face of the inner wall of the tunnel main body (1), and the fixing sleeve (32) is fixedly connected with the inner wall of the tunnel main body (1) through the reinforcing rib (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921515642.XU CN211851870U (en) | 2019-09-12 | 2019-09-12 | Fender bracket for tunnel engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921515642.XU CN211851870U (en) | 2019-09-12 | 2019-09-12 | Fender bracket for tunnel engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211851870U true CN211851870U (en) | 2020-11-03 |
Family
ID=73130828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921515642.XU Expired - Fee Related CN211851870U (en) | 2019-09-12 | 2019-09-12 | Fender bracket for tunnel engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211851870U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753274A (en) * | 2022-04-18 | 2022-07-15 | 重庆交通大学 | Anti avalanche of severe cold tunnel engineering strikes's heat preservation open cut tunnel structure |
| CN116104524A (en) * | 2023-04-14 | 2023-05-12 | 山西省交通新技术发展有限公司 | Bridge tunnel supporting member and using method thereof |
| CN117027637A (en) * | 2023-08-03 | 2023-11-10 | 西安建筑科大工程技术有限公司 | Auxiliary system suitable for rapid construction of tunnel advance small guide pipe and construction method thereof |
-
2019
- 2019-09-12 CN CN201921515642.XU patent/CN211851870U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753274A (en) * | 2022-04-18 | 2022-07-15 | 重庆交通大学 | Anti avalanche of severe cold tunnel engineering strikes's heat preservation open cut tunnel structure |
| CN116104524A (en) * | 2023-04-14 | 2023-05-12 | 山西省交通新技术发展有限公司 | Bridge tunnel supporting member and using method thereof |
| CN117027637A (en) * | 2023-08-03 | 2023-11-10 | 西安建筑科大工程技术有限公司 | Auxiliary system suitable for rapid construction of tunnel advance small guide pipe and construction method thereof |
| CN117027637B (en) * | 2023-08-03 | 2024-06-07 | 西安建筑科大工程技术有限公司 | Auxiliary system suitable for rapid construction of tunnel advance small guide pipe and construction method thereof |
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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: 20201103 Termination date: 20210912 |
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| CF01 | Termination of patent right due to non-payment of annual fee |