CN209169873U - A kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel - Google Patents
A kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel Download PDFInfo
- Publication number
- CN209169873U CN209169873U CN201821987101.2U CN201821987101U CN209169873U CN 209169873 U CN209169873 U CN 209169873U CN 201821987101 U CN201821987101 U CN 201821987101U CN 209169873 U CN209169873 U CN 209169873U
- Authority
- CN
- China
- Prior art keywords
- clamping
- shield tunnel
- polyurethane elastomer
- outlet box
- monitoring device
- 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.)
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Links
- 238000012806 monitoring device Methods 0.000 title claims abstract description 17
- 229920003225 polyurethane elastomer Polymers 0.000 claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 230000002787 reinforcement Effects 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 230000000903 blocking effect Effects 0.000 claims description 9
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 239000004945 silicone rubber Substances 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 3
- 230000009977 dual effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 229910000619 316 stainless steel Inorganic materials 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a kind of waterproof outlet box devices of the pre-buried monitoring device of shield tunnel, including the box body for being fixedly welded on the steel reinforcement cage of section of jurisdiction, it further include waterproof connector, the waterproof connector is fixed on a bottom surface of box body, including V-arrangement clamping head, polyurethane elastomer clamping ring and the first clamping are grabbed, V-arrangement clamping head and the first clamping, which are grabbed, is screwed on rear enclosure on the outside of polyurethane elastomer clamping ring by screw thread, cable passes through V-arrangement clamping head and polyurethane elastomer clamping ring, V-arrangement clamping head and the first clamping grab extruding polyurethane elastomer clamping ring after further tightening and further compress cable.Compared with prior art, the expansive force of the radial pressure of the utility model V-arrangement clamping head and hydro-expansive rubber can waterproof performance under the dual high hydraulic pressure of guarantee, first clamps and grabs design and make stress more evenly so as to effective protection cable and rubber.
Description
Technical field
The utility model relates to a kind of street corner water-tight devices, more particularly, to a kind of the anti-of the pre-buried monitoring device of shield tunnel
Water outlet box device.
Background technique
According to statistics, the disease tunnel accounting in operation tunnel is about 65%, and main common disease has infiltration, rhegma and shake
Evil etc. administers tunnel defect, needs to make reasonable health state evaluation, lays health monitoring equipment, to be structure
Safety evaluation, maintenance provide data supporting.Health monitoring equipment includes built-in type and rear-loading type, built-in type equipment (reinforcing bar
Meter, osmometer and earth pressure gauge etc.) it is installed on tunnel internal, it need to be in section of jurisdiction interior cabling poling；Currently, mainly will with outlet box
Cable draws section of jurisdiction, and big multiple-project does not consider outlet box waterproof performance, it is difficult to meet high hydraulic pressure, corrosive cross-river tunnel over strait
Safety requirements, tunnel long term operation there are security risks.
Utility model content
The purpose of this utility model is exactly to provide a kind of shield tunnel to overcome the problems of the above-mentioned prior art
The waterproof outlet box device of pre-buried monitoring device.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel, including for being fixedly welded on section of jurisdiction steel reinforcement cage
On box body, further include waterproof connector, which is fixed on a bottom surface of box body, including V shape clamping head,
First polyurethane elastomer clamping ring and first is clamped and is grabbed, and the V-arrangement clamping head and first is clamped to grab and is screwed on rear enclosure by screw thread
On the outside of the first polyurethane elastomer clamping ring, cable passes through V-arrangement clamping head and the first polyurethane elastomer clamping ring, V
Shape clamping head and first clamp grab further tighten after squeeze the first polyurethane elastomer clamping ring and further compress cable.
The box body be cylindrical shape, diameter be 5cm~15cm, be highly 10cm~20cm, wall thickness be 2mm~
3mm。
The first clamping packet capturing includes axially distributed clamping section and base portion, and the base portion is fixed on one of box body
On bottom surface, the V-arrangement clamping head includes clamping part and threaded portion, and interior one lateral edge of threaded portion close without leave of the clamping part is axial extremely
Side far from threaded portion is gradually reduced, and the first internal screw thread is equipped on the inside of the threaded portion, is equipped with and this on the outside of the clamping section
First external screw thread of the first screw-internal thread fit, after clamping section screws in threaded portion, end curves inwardly under the compressing of clamping part.
It is equipped on the inside of the clamping section for limiting the ring seat that the first polyurethane elastomer clamping ring is axially moveable.
Described device further includes blocking connector, and described first clamps the interconnecting piece grabbed further include for connecting closure connector,
The interconnecting piece is fixed with base portion, and clamping section, base portion and interconnecting piece are sequentially distributed along axial direction.
The closure connector, which clamps to grab including second, clamps the one end grabbed equipped with second with sealed urgent head, described second
Internal screw thread, the other end are equipped with third external screw thread, and the interconnecting piece is equipped with the second external screw thread with second screw-internal thread fit, institute
State sealed urgent head and be equipped with the second external screw thread for cooperate with the third external screw thread, described second clamp grab with it is sealed tightly
It is rotatably connected on interconnecting piece after compeling head connection.
Second clamping grabs inside and is equipped with the second polyurethane elastomer clamping ring.
Silicone rubber pad is equipped between the waterproof connector and closure connector.
The base portion integrated melting is cast from box body.
State clamping part interior nearly one lateral edge of threaded portion without leave it is axial to the side reduction amount far from threaded portion be 0.5mm~
1.5mm。
Compared with prior art, the utility model has the following beneficial effects:
1) expansive force of the radial pressure of V-arrangement clamping head and hydro-expansive rubber can waterproofness under the dual high hydraulic pressure of guarantee
Can, design is grabbed in the first clamping makes stress more evenly so as to effective protection cable and rubber.
2) it is connected through a screw thread, the first clamping of compressing can be carried out by way of walking around and grabs clamping cable.
3) founding integrated with waterproof connector of outlet box body improves integral waterproofing and has excellent performance.
4) it blocks connector and guarantees secondary waterproof performance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of waterproof connector；
Fig. 3 is the structural schematic diagram of V-arrangement clamping head；
Fig. 4 is the schematic diagram of polyurethane elastomer clamping ring in waterproof connector；
Fig. 5 is the structural schematic diagram that the first clamping is grabbed；
Fig. 6 is the sectional view that the first clamping is grabbed；
Fig. 7 is the structural schematic diagram of silicone rubber pad；
Fig. 8 is the structural schematic diagram for blocking connector；
Fig. 9 is the structural schematic diagram that the second clamping is grabbed；
Figure 10 is the schematic diagram for blocking polyurethane elastomer clamping ring in connector；
Figure 11 is the structural schematic diagram of sealed urgent head；
Figure 12 is tunnel duct piece layout diagram.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model
Implemented premised on technical solution, the detailed implementation method and specific operation process are given, but the guarantor of the utility model
Shield range is not limited to the following embodiments.
A kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel, as shown in Figure 1, including for being fixedly welded on
Box body 2 on the steel reinforcement cage of section of jurisdiction further includes waterproof connector 1, and as figures 2-6, which is fixed on box body 2
A bottom surface on, including V-arrangement clamping head 3, the first polyurethane elastomer clamping ring 4 and first clamp and grab 5, V-arrangement clamping head 3
5 being grabbed with the first clamping, rear enclosure being screwed in 4 outside of the first polyurethane elastomer clamping ring by screw thread, cable passes through V-arrangement clamping head 3
With the first polyurethane elastomer clamping ring 4, V-arrangement clamping head 3 and first clamp grab 5 further tighten after squeeze the first polyurethane bullet
Property body clamping ring 4 further compress cable.
As shown in Figure 1, box body 2 is the hollow cylinder of 316 stainless steel materials, it is divided into single hole or porous outlet box, diameter
It is highly 10cm~20cm for 5cm~15cm, wall thickness is 2mm~3mm, and specific value is determined according to tunnel duct piece size, to the greatest extent may be used
It can be reduced and section of jurisdiction is damaged, be fixedly welded on the steel reinforcement cage of section of jurisdiction.
It includes axially distributed clamping section 51 and base portion 52 that first clamping, which grabs 5, and base portion is fixed on a bottom of box body 2
On face, V-arrangement clamping head 3 includes clamping part 31 and threaded portion 32, and interior 32 1 lateral edge of threaded portion close without leave of clamping part 31 is axial extremely
Be gradually reduced far from the side of threaded portion 32, the first internal screw thread be equipped on the inside of threaded portion 32, be equipped on the outside of clamping section 51 with this
First external screw thread of one screw-internal thread fit, after clamping section 51 screws in threaded portion 32, end is inside under the compressing of clamping part 31
Bending.
It is equipped on the inside of clamping section 51 for limiting the ring seat 511 that the first polyurethane elastomer clamping ring 4 is axially moveable.
Device further includes blocking connector, and it further includes for connecting the interconnecting piece 53 for blocking connector, the connection that the first clamping, which grabs 5,
Portion 53 and base portion 52 are fixed, and clamping section 51, base portion 52 and interconnecting piece 53 are sequentially distributed along axial direction.
As shown in Fig. 8~11, blocking connector includes that 9 and sealed urgent head 11 are grabbed in the second clamping, and the second clamping grabs 9
One end is equipped with the second internal screw thread, and the other end is equipped with third external screw thread 91, and interconnecting piece 53 is equipped with and second screw-internal thread fit
Second external screw thread, sealed urgent head 11 are equipped with the second external screw thread for cooperate with third external screw thread 91, the second clamping grab 9 with it is close
The urgent head 11 of envelope formula is rotatably connected on interconnecting piece 53 after connecting.
Second clamping grabs 9 insides and is equipped with the second polyurethane elastomer clamping ring 10.
It waterproof connector 1 and blocks and is equipped with silicone rubber pad 6 between connector as shown in fig. 7, made by ageing-resistant rubber material,
Fire-protection rating UL94V-2 high temperature resistant；Second clamp grab 9 and second polyurethane elastomer clamping ring 10 composition and characteristic referring to the
One polyurethane elastomer clamping ring 4 and the first clamping grab 5, and sealing 11 bottom of clamping head is hermetically sealed, other characteristics and V-arrangement clamping head
3 is identical.
52 integrated melting of base portion is cast from box body 2, and material is also 316 stainless steels.
V-arrangement clamping head 3 is also made by 316 stainless steel materials, and interior 32 1 lateral edge of threaded portion close without leave of clamping part 31 is axial
It is 0.5mm~1.5mm to the side reduction amount far from threaded portion 32, maximum internal diameter low side diameter and waterproof connector nut are kept
Cooperation.
Since the first polyurethane elastomer clamping ring 4 is made by hydro-expansive rubber, cable, fire prevention etc. are passed through and are tightly attached to
Grade UL94V-2, size can guarantee the hole tamped between cable and V-arrangement clamping head 3；First clamping grabs 5 by UL nylon
Raw material production, fire-protection rating UL94V-2,10~12 bar shapeds are grabbed so that radial pressure is uniformly distributed in polyurethane elastomer clamping
Circle circle 4, can effective protection cable and hydro-expansive rubber.
Preferably, the nut and screw thread for blocking connector are made by 316 stainless steels, are mainly used for secondary waterproof；Work as outlet box
When not using, to guarantee tunnel duct piece waterproof requirement, cable can be cut and tightened connector is blocked.
As shown in figure 12, in figure, 71 be waterproof connector outlet box, and 72 be measurement cable, and 73 be reinforcing rib meter, and 74 be soil pressure
The application device is welded on the steel reinforcement cage of section of jurisdiction by power meter according to health monitoring design drawing, and welding position should make outlet box bottom
It is close to section of jurisdiction outer surface in portion.The route of pre-buried equipment is laid along steel reinforcement cage, is drawn and is connected to outlet box position, cable first passes through V-arrangement
Then clamping head 3 threads to the first polyurethane elastomer clamping ring 4, cable is then pulled out enough length, finally tightens V
Shape clamping head 3 completes cable poling and draws work.
Claims (10)
1. a kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel, including for being fixedly welded on section of jurisdiction steel reinforcement cage
Box body (2), which is characterized in that further include waterproof connector (1), which is fixed on a bottom of box body (2)
On face, including V-arrangement clamping head (3), the first polyurethane elastomer clamping ring (4) and first clamp and grab (5), the V-arrangement clamping head
(3) with the first clamping (5) are grabbed, rear enclosure is screwed on the outside of the first polyurethane elastomer clamping ring (4) by screw thread, cable is worn
V-arrangement clamping head (3) and the first polyurethane elastomer clamping ring (4) are crossed, V-arrangement clamping head (3) and the first clamping are grabbed (5) and further twisted
The first polyurethane elastomer clamping ring (4) of next extruding further compresses cable.
2. a kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel according to claim 1, which is characterized in that
The box body (2) is cylindrical shape, and it is highly 10cm~20cm that diameter, which is 5cm~15cm, and wall thickness is 2mm~3mm.
3. a kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel according to claim 1, which is characterized in that
It includes axially distributed clamping section (51) and base portion (52) that (5) are grabbed in first clamping, and the base portion is fixed on box body (2)
A bottom surface on, the V-arrangement clamping head (3) includes clamping part (31) and threaded portion (32), the internal diameter of the clamping part (31)
It is gradually reduced from nearly (32) one lateral edge of threaded portion is axial to the side far from threaded portion (32), is equipped on the inside of the threaded portion (32)
First internal screw thread, clamping section (51) outside are equipped with the first external screw thread with first screw-internal thread fit, clamping section (51) rotation
After entering threaded portion (32), end curves inwardly under the compressing of clamping part (31).
4. a kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel according to claim 3, which is characterized in that
It is equipped on the inside of the clamping section (51) for limiting the ring seat (511) that the first polyurethane elastomer clamping ring (4) is axially moveable.
5. a kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel according to claim 3, which is characterized in that
Described device further includes blocking connector, and it further includes being somebody's turn to do for connecting the interconnecting piece (53) for blocking connector that (5) are grabbed in first clamping
Interconnecting piece (53) and base portion (52) are fixed, and clamping section (51), base portion (52) and interconnecting piece (53) are sequentially distributed along axial direction.
6. a kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel according to claim 5, which is characterized in that
The closure connector includes second clamping and grabbing (9) and sealed urgent head (11), and described second clamps and grab the one end of (9) equipped with the
Two internal screw threads, the other end be equipped with third external screw thread, the interconnecting piece (53) be equipped with the second of second screw-internal thread fit outside
Screw thread, the sealed urgent head (11) are equipped with the second external screw thread cooperated with the third external screw thread, and described second clamps
It grabs after (9) are connect with sealed urgent head (11) and is rotatably connected on interconnecting piece (53).
7. a kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel according to claim 6, which is characterized in that
Second clamping, which is grabbed, is equipped with the second polyurethane elastomer clamping ring (10) on the inside of (9).
8. a kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel according to claim 6, which is characterized in that
Silicone rubber pad (6) are equipped between the waterproof connector (1) and closure connector.
9. a kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel according to claim 3, which is characterized in that
Base portion (52) integrated melting is cast from box body (2).
10. a kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel according to claim 3, feature exist
In the interior axial side reduction amount to separate threaded portion (32) of (32) one lateral edge of threaded portion close without leave of the clamping part (31) is
0.5mm~1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821987101.2U CN209169873U (en) | 2018-11-29 | 2018-11-29 | A kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821987101.2U CN209169873U (en) | 2018-11-29 | 2018-11-29 | A kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209169873U true CN209169873U (en) | 2019-07-26 |
Family
ID=67340975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821987101.2U Active CN209169873U (en) | 2018-11-29 | 2018-11-29 | A kind of waterproof outlet box device of the pre-buried monitoring device of shield tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209169873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110778329A (en) * | 2019-11-01 | 2020-02-11 | 中铁隧道局集团有限公司 | Tunnel segment measuring element wire sealing device and using method thereof |
-
2018
- 2018-11-29 CN CN201821987101.2U patent/CN209169873U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110778329A (en) * | 2019-11-01 | 2020-02-11 | 中铁隧道局集团有限公司 | Tunnel segment measuring element wire sealing device and using method thereof |
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