CN214423312U - Reinforced concrete gate structure for plugging diversion tunnel - Google Patents
Reinforced concrete gate structure for plugging diversion tunnel Download PDFInfo
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- CN214423312U CN214423312U CN202120128921.1U CN202120128921U CN214423312U CN 214423312 U CN214423312 U CN 214423312U CN 202120128921 U CN202120128921 U CN 202120128921U CN 214423312 U CN214423312 U CN 214423312U
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- gate body
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- reinforced concrete
- diversion tunnel
- reinforcing bar
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Abstract
The utility model provides a reinforced concrete gate structure for diversion tunnel shutoff, including the gate body, the gate body form framework of steel reinforcement by horizontal reinforcing bar and vertical reinforcing bar vertically and horizontally staggered to shaping behind the concreting, gate body both sides lateral wall, top surface and bottom surface set up the water seal, the both sides of gate body back of the body surface of water are equipped with a set of guide block respectively, gate body middle part is equipped with vertical bearing reinforcing bar, the bearing reinforcing bar upper end extends to on the gate body top surface, be equipped with the lug on the gate body top surface, the bearing reinforcing bar upper end that is located on the gate body top surface is gone up to the car and is had the external screw thread, external screw thread fit fastening nut realizes that the fastening of lug is fixed on gate body top surface. This is novel adopts above-mentioned structure, has solved the transportation of current steel gate, has lifted by crane the shortcoming of difficulty to reinforced concrete shutoff gate and cast in situ body and installation annex, lower floodgate during the shutoff can reduce the construction degree of difficulty, practices thrift steel.
Description
Technical Field
The utility model relates to a diversion tunnel shutoff construction technical field, specific is a reinforced concrete gate structure for diversion tunnel shutoff.
Background
The construction of hydropower stations generally needs construction diversion, a diversion tunnel is adopted for a lot of construction diversion, when the diversion tunnel finishes a diversion task, the diversion tunnel needs to be plugged, the lower gate plugging position of the general diversion tunnel is under a hillside and has a certain distance from a construction road, if steel gates are plugged, the steel gates need to be manufactured in factories, and when the lower gate plugging of the diversion tunnel is carried out, the steel gates are difficult to transport and lift. In addition, the diversion tunnel is impacted by water flow for a long time, and a small concave-convex groove pit which is not in line can be formed on the bottom sill surface, so that the leakage problem of the existing steel gate in a lower gate state can be caused even though the size of the groove pit is small.
Disclosure of Invention
The utility model aims to solve the technical problem that a reinforced concrete gate structure for diversion tunnel shutoff is provided, the transportation of having solved current steel gate, the shortcoming of the difficulty of lifting by crane to reinforced concrete shutoff gate and cast-in-place body and installation annex, lower floodgate during the shutoff can reduce the construction degree of difficulty, practices thrift steel.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a reinforced concrete gate structure for diversion tunnel shutoff, including the gate body, the gate body form framework of steel reinforcement by horizontal reinforcing bar and vertical reinforcing bar vertically and horizontally staggered to shaping behind the concreting, gate body both sides lateral wall, top surface and bottom surface set up the water seal, the both sides of gate body back of the body surface of water are equipped with a set of guide block respectively, gate body middle part is equipped with vertical bearing reinforcing bar, the bearing reinforcing bar upper end extends to on the gate body top surface, be equipped with the lug on the gate body top surface, the bearing reinforcing bar upper end that is located on the gate body top surface is gone up to the car and is had the external screw thread, external screw thread fit fastening nut realizes that the fastening of lug is fixed on gate body top surface.
In the preferred scheme, the bottom of the gate body is further provided with a sealing strip block, a through hole is formed in the sealing strip block, the lower end of the bearing steel bar extends to the lower portion of the bottom surface of the gate body and extends into the through hole, an external thread is turned on the lower end portion of the bearing steel bar located in the through hole, and the external thread is matched with a fastening nut to fasten and fix the sealing strip block on the bottom surface of the gate body.
In a preferred scheme, the sealing strip block is made of PTFE or silica gel.
In a preferable scheme, the cross section of the sealing strip block is semi-elliptical, and the convex surface of the sealing strip block faces to the bottom sill of the diversion tunnel.
In the preferred scheme, the gate body is arranged in the diversion tunnel, two sides of the gate body are arranged between the two gate slots, the lifting lug at the top of the gate body is hung below the movable pulley block, the movable pulley block is wound with a steel wire rope, the steel wire rope is connected with the lifting device, and the lifting device is arranged on the reinforced concrete bent frame.
In the preferred scheme, the top of the reinforced concrete bent frame is provided with a hoisting device frame for supporting a hoisting device.
In the preferred scheme, a support beam is arranged below the reinforced concrete bent frame and used for supporting and fixing the gate body in the open state.
In a preferable scheme, a guide groove matched with the guide block is arranged on one side of the door groove.
The utility model provides a reinforced concrete gate structure for diversion tunnel shutoff, through adopting above-mentioned structure, the transportation when having reduced diversion tunnel lower brake shutoff, lift by crane the degree of difficulty and practice thrift steel, reduced diversion tunnel shutoff equipment cost; in addition, by the arranged sealing strip blocks, the problem that a groove pit is formed by long-term scouring of the bottom ridge of the diversion tunnel and small-flow leakage exists in the steel gate plugging state is solved, and the plugging effect is guaranteed.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic view of the whole vertical structure of the present invention.
Fig. 2 is a schematic diagram of the overall side view structure of the present invention.
Fig. 3 is a schematic view of the gate slot structure of the present invention.
Fig. 4 is a schematic diagram of the sealing strip block structure of the present invention.
Fig. 5 is a schematic structural diagram of the present invention in practical application.
In the figure: diversion tunnel 1, gate slot 2, guide way 201, a supporting beam 3, the gate body 4, reinforced concrete framed bent 5, movable pulley block 6, wire rope 7, hoisting accessory 8, hoisting accessory frame 9, water seal 10, fastening nut 11, lug 12, guide block 13, horizontal reinforcing bar 14, vertical reinforcing bar 15, bearing reinforcing bar 16, concrete 17, sealing strip piece 18, through-hole 181.
Detailed Description
As shown in fig. 1-2, a reinforced concrete gate structure for diversion tunnel shutoff, including the gate body 4, the gate body 4 form the framework of steel reinforcement by horizontal reinforcing bar 14 and vertical reinforcing bar 15 vertically and horizontally staggered, and the shaping behind the concreting 17, gate body 4 both sides lateral wall, top surface and bottom surface set up water seal 10, the both sides of the gate body 4 surface of a poor water are equipped with a set of guide block 13 respectively, gate body 4 middle part is equipped with vertical bearing reinforcing bar 16, the upper end of bearing reinforcing bar 16 extends to on the gate body 4 top surface, be equipped with lug 12 on the gate body 4 top surface, the car has the external screw thread on the bearing reinforcing bar 16 upper end that is located on the gate body 4 top surface, the fastening of lug 12 on the gate body 4 top surface is realized to thread fit fastening nut 11.
According to the preferable scheme, as shown in fig. 4, the bottom of the gate body 4 is further provided with a sealing bar block 18, the sealing bar block 18 is provided with a through hole 181, the lower end of the bearing steel bar 16 extends to the lower part of the bottom surface of the gate body 4 and extends into the through hole 181, an external thread is turned on the lower end part of the bearing steel bar 16 located in the through hole 181, and the external thread is matched with a fastening nut 11 to realize the fastening and fixing of the sealing bar block 18 on the bottom surface of the gate body 4.
In a preferred embodiment, the sealing strip 18 is made of PTFE or silica gel.
In a preferred scheme, the cross section of the sealing strip block 18 is semi-elliptical, and the convex surface of the sealing strip block 18 faces the bottom sill of the diversion tunnel 1.
According to the preferable scheme, as shown in fig. 5, the gate body 4 is arranged in the diversion tunnel 1, two sides of the gate body are arranged between the two gate slots 2, the lifting lugs 12 at the top of the gate body 4 are hung below the movable pulley block 6, the movable pulley block 6 is wound with the steel wire ropes 7, the steel wire ropes 7 are connected with the lifting devices 8, and the lifting devices 8 are arranged on the reinforced concrete bent frames 5.
In the preferred scheme, the top of the reinforced concrete bent frame 5 is provided with a hoisting device frame 9 for supporting a hoisting device 8.
In the preferred scheme, a support beam 3 is arranged below the reinforced concrete bent 5, and the support beam 3 is used for supporting and fixing the gate body 4 in the open state.
In a preferred embodiment, as shown in fig. 3, a guide slot 201 matching with the guide block 13 is provided on one side of the door slot 2.
The novel principle is as follows:
erecting a supporting beam 3 above a gate slot 2 of the diversion tunnel 1 as a bottom support, then erecting a mould above the supporting beam 3 and binding reinforcing steel bars, and pouring a reinforced concrete gate body in situ. Accessories such as a water seal layer 10, a fastening nut 11, a lifting lug 12, a guide block 13, a sealing strip block 18 and the like are arranged on the reinforced concrete gate body poured in situ.
When the diversion tunnel conducts diversion, the gate body 4 is supported by the supporting beam 3 to stand above the gate slot 2, and the diversion tunnel overflows.
When need the lower brake shutoff, after hoisting gate body 4 through hoisting accessory 8, remove supporting beam 3 earlier, then transfer the wire rope through hoisting accessory 8, make gate body 4 slowly transfer, realize lower brake shutoff diversion tunnel.
Claims (8)
1. The utility model provides a reinforced concrete gate structure for diversion tunnel shutoff which characterized in that: including the gate body (4), the gate body (4) form steel reinforcement framework by horizontal reinforcing bar (14) and vertical reinforcing bar (15) vertically and horizontally staggered, and concreting (17) back shaping, gate body (4) both sides lateral wall, top surface and bottom surface set up water seal layer (10), the both sides of the gate body (4) surface of a back of the body are equipped with a set of guide block (13) respectively, gate body (4) middle part is equipped with vertical bearing reinforcing bar (16), bearing reinforcing bar (16) upper end extends to on gate body (4) top surface, be equipped with lug (12) on gate body (4) top surface, the last car of bearing reinforcing bar (16) upper end that is located on gate body (4) top surface has the external screw thread, external screw thread cooperation fastening nut (11) realize that lug (12) are fixed on the fastening of gate body (4) top surface.
2. The reinforced concrete gate structure for plugging a diversion tunnel according to claim 1, wherein: the bottom of the gate body (4) is further provided with a sealing strip block (18), a through hole (181) is formed in the sealing strip block (18), the lower end of a bearing steel bar (16) extends to the lower portion of the bottom surface of the gate body (4) and extends into the through hole (181), an external thread is turned on the lower end portion of the bearing steel bar (16) located in the through hole (181), and the sealing strip block (18) is fastened and fixed on the bottom surface of the gate body (4) through a fastening nut (11) matched with the external thread.
3. The reinforced concrete gate structure for plugging a diversion tunnel according to claim 2, wherein: the sealing strip block (18) is made of PTFE or silica gel.
4. The reinforced concrete gate structure for plugging a diversion tunnel according to claim 2, wherein: the section of the sealing strip block (18) is semi-elliptical, and the convex surface of the sealing strip block (18) faces to the bottom sill of the diversion tunnel (1).
5. The reinforced concrete gate structure for plugging a diversion tunnel according to claim 1, wherein: the gate body (4) is arranged in the diversion tunnel (1), two sides of the gate body are arranged between the two gate slots (2), a lifting lug (12) at the top of the gate body (4) is hung below the movable pulley block (6), a steel wire rope (7) is wound on the movable pulley block (6), the steel wire rope (7) is connected with a lifting device (8), and the lifting device (8) is arranged on the reinforced concrete bent frame (5).
6. The reinforced concrete gate structure for plugging a diversion tunnel according to claim 5, wherein: and a hoisting device rack (9) for supporting a hoisting device (8) is arranged at the top of the reinforced concrete bent (5).
7. The reinforced concrete gate structure for plugging a diversion tunnel according to claim 5, wherein: a supporting beam (3) is arranged below the reinforced concrete bent (5), and the supporting beam (3) is used for supporting and fixing the gate body (4) in the open state.
8. The reinforced concrete gate structure for plugging a diversion tunnel according to claim 5, wherein: one side of the door slot (2) is provided with a guide slot (201) matched with the guide block (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120128921.1U CN214423312U (en) | 2021-01-18 | 2021-01-18 | Reinforced concrete gate structure for plugging diversion tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120128921.1U CN214423312U (en) | 2021-01-18 | 2021-01-18 | Reinforced concrete gate structure for plugging diversion tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214423312U true CN214423312U (en) | 2021-10-19 |
Family
ID=78056251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120128921.1U Active CN214423312U (en) | 2021-01-18 | 2021-01-18 | Reinforced concrete gate structure for plugging diversion tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214423312U (en) |
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2021
- 2021-01-18 CN CN202120128921.1U patent/CN214423312U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221027 Address after: 443002 # 74-5, Qiaohu Second Road, Xiling District, Yichang City, Hubei Province Patentee after: Yichang Tiantian Electric Co.,Ltd. Address before: 443002 No. 19-207, qiaohu 1st Road, Xiling District, Yichang City, Hubei Province Patentee before: Luan Changzhen |
|
| TR01 | Transfer of patent right |