CN206440300U - The pre- bomb shelter warning device of tunnel vault - Google Patents
The pre- bomb shelter warning device of tunnel vault Download PDFInfo
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- CN206440300U CN206440300U CN201720093403.4U CN201720093403U CN206440300U CN 206440300 U CN206440300 U CN 206440300U CN 201720093403 U CN201720093403 U CN 201720093403U CN 206440300 U CN206440300 U CN 206440300U
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- copper foil
- warning device
- tunnel vault
- bomb shelter
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Abstract
The utility model discloses a kind of pre- bomb shelter warning device of tunnel vault, for secondary lining, including：Two pieces of insulation boards, its parallel interval is set；Two pieces of copper foil tapes, it is separately positioned on two pieces of relative surfaces of insulation board, and the position of two pieces of copper foil tapes is corresponding, and the relative surface of two pieces of copper foil tapes is electrically conductive；Two insulated conductors, its one end is electrically connected with two pieces of copper foil tapes respectively, and the other end stretches out from the gap of two pieces of insulation boards；Alarm mechanism, it is electrically connected with the other end of two insulated conductors.The utility model makes simple, with low cost, convenient material drawing, it is to avoid complicated, cumbersome constructing operation, and can intuitively judge vault with the presence or absence of cavity.
Description
Technical field
The utility model is related to secondary lining field.More specifically, the utility model is related to a kind of tunnel vault prevention
Empty warning device.
Background technology
When tunnel carries out secondary lining cast-in-place concrete construction using integral mold plate chassis, because a variety of causes causes vault
Substantial amounts of empty mass defect is produced, potential security threat is caused to tunnel operation, enterprise needs before going into operation or after being open to traffic
Spend huge cost to be renovated, current Tunnel Second Lining casting process hogging head space hole according to《Railway tunnel secondary lining
Prevent the empty implementation guideline of vault》Embedded radial direction blast pipe and blocking plate outflow slurries carry out sentencing knowledge.But during implementation
Due to the embedded radial direction blast pipe operation in scene is more complicated and workman lacks a sense of responsibility etc. reason causes install it is of low quality, it is impossible to
Preferably judge in concreting process with the presence or absence of cavity, and whole process can not be intuitively embodied in sentencing knowledge state.Therefore,
Need that a kind of operating process of design is simple, expense is few, judge the intuitively pre- bomb shelter warning device of tunnel vault badly.
Utility model content
A purpose of the present utility model is to provide a kind of pre- bomb shelter warning device of tunnel vault, and it is by pressure inductor
Switch is embedded in vault, after the concreting of secondary lining vault is full, concrete by pressure inductor switch extruding it is closely connected after
Outgoing signal is alarmed, that is, shows that cavity is not present；The device operating process is simple, and expense is few, and energy intuitive judgment is secondary
Lining cutting vault is convenient that vault cavity is handled in concreting process with the presence or absence of cavity, improves Tunnel Second Lining and applies
Working medium amount.
In order to realize that there is provided a kind of pre- bomb shelter of tunnel vault according to these purposes of the present utility model and further advantage
Warning device, for secondary lining, including：
Two pieces of insulation boards, its parallel interval is set；
Two pieces of copper foil tapes, it is separately positioned on two pieces of relative surfaces of insulation board, the position of two pieces of copper foil tapes
Put corresponding, and the relative surface of two pieces of copper foil tapes is electrically conductive；
Two insulated conductors, its one end is electrically connected with two pieces of copper foil tapes respectively, and the other end is from two pieces of insulation boards
Gap stretch out；
Alarm mechanism, it is electrically connected with the other end of two insulated conductors.
Preferably, the pre- bomb shelter warning device of described tunnel vault, in addition to：
Switching Power Supply, it connects with the alarm mechanism, is that the alarm mechanism is powered.
Preferably, the pre- bomb shelter warning device of described tunnel vault, the alarm mechanism includes buzzer and acousto-optic
Alarm, the buzzer is in parallel with the audible-visual annunciator.
Preferably, the pre- bomb shelter warning device of described tunnel vault, two pieces of insulation boards thoroughly do away with edge to described two
Wire applies the power of opposite direction, and to cause two pieces of discontiguous modes of copper foil tape to set.
Preferably, the pre- bomb shelter warning device of described tunnel vault, the edge of two pieces of insulation boards is anti-with insulation
Glue band is closed, and the through hole stretched out for two insulated conductors is reserved on insulative water-proof adhesive tape.
Preferably, the pre- bomb shelter warning device of described tunnel vault, two pieces of insulation board shape sizes are identical, and
It is square, the ratio of the area of the copper foil tape and the insulation plate suqare is not less than 1/3.
Preferably, the pre- bomb shelter warning device of described tunnel vault, the material of two pieces of insulation boards is elasticity
Rubber.
The utility model at least includes following beneficial effect：
1st, the utility model makes simple, with low cost, convenient material drawing, it is to avoid complicated, cumbersome constructing operation.
2nd, the utility model can intuitively judge that vault is by acousto-optic quickly, in real time during secondary lining
It is no to there is cavity, it is easy in work progress handle empty.
Further advantage of the present utility model, target and feature embody part by following explanation, and part will also pass through
Research of the present utility model and practice are understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is deployed condition schematic diagram of the present utility model；
Fig. 2 is schematic cross-section of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or many
The presence or addition of individual other elements or its combination.
In one embodiment, as shown in figure 1, the utility model provides a kind of pre- bomb shelter warning device of tunnel vault,
For secondary lining concreting process, including：
Two pieces of insulation boards 1, its parallel interval is set；
Two pieces of copper foil tapes 2, it is separately positioned on two pieces of relative surfaces of insulation board 1, two pieces of copper foil tapes 2
Position is corresponding, and the relative surface of two pieces of copper foil tapes 2 is electrically conductive；
Two insulated conductors 3, its one end is electrically connected with two pieces of copper foil tapes 2 respectively, and the other end is from two pieces of insulation
The gap of plate 1 is stretched out；
Alarm mechanism, it is electrically connected with the other end of two insulated conductors 3.
In the above-mentioned technical solutions, two pieces of parallel intervals of insulation board 1 are set, and the standard that spacing distance is set is：Pressing is exhausted
The surface of listrium 1, two pieces of opposite faces of insulation board 1 can be contacted.In order that can be contacted after must pressing, the material of insulation board 1 is excellent
Elect the high polymer material of certain elasticity as.Two pieces of copper foil tapes 2 are attached on two pieces of relative surfaces of insulation board 1 respectively, and position
Correspondence is put, and the relative surface of two pieces of copper foil tapes 2 can be conductive, so, and when pressing 1 surface of insulation board, two blocks of copper foils
The relative face of adhesive tape 2 can contact and can transmit electric current, that is, constitute pressure sensor switch.Two pieces of copper foil tapes 2 pass through two
Root insulated conductor 3 connects two terminals of alarm mechanism, and when two pieces of insulation boards 1 are under pressure, two pieces of copper foil tapes 2 can be sent out
Raw contact, with alarm mechanism formation electrical circuit, alarm mechanism will send alarm.It is preferred that, insulation board 1 has preferable waterproof
Ability.Before secondary lining concreting, two pieces of insulation boards 1 are placed at vault splash guard suspension centre in advance, and make two
Root insulated conductor 3 is picked out to alarm mechanism, subsequent casting concrete, and when alarm mechanism is without alarm, as concrete is inadequate
It is closely knit, to the insufficient pressure of insulation board 1, show to have cavity in concrete, it is necessary to continue to pour or need to handle empty,
When alarm mechanism is alarmed, that is, show concreting without cavity.After the completion of pouring, insulation board 1 is stayed in concrete, absolutely
Edge wire is cut, and is partially left in concrete, and alarm mechanism can be used repeatedly.In order to improve the standard to cavity detection
True rate, can place multiple pressure sensor switches.In a word, the utility model makes simple, with low cost, convenient material drawing, keeps away
Complicated, cumbersome constructing operation is exempted from, and can intuitively, clearly reflect whether there is cavity, only needed to during use
Workman is closely connected by pressure inductor switch extruding, will not be due to improper activity influence using effect in work progress.
In another embodiment, the pre- bomb shelter warning device of described tunnel vault, in addition to：
Switching Power Supply, it connects with the alarm mechanism, is that the alarm mechanism is powered.Switching Power Supply and pressure sensor
Switch and alarm mechanism series connection, low-voltage (by 220V photovoltaic conversions) is provided for alarm mechanism, is preferably without peace to operating personnel
The 24V voltages of full hidden danger.
In another embodiment, the pre- bomb shelter warning device of described tunnel vault, the alarm mechanism includes buzzing
Device and audible-visual annunciator, the buzzer are in parallel with the audible-visual annunciator.Buzzer and audible-visual annunciator are simultaneously emitted by alarm,
Improve warning effect so that operating personnel being capable of fast reaction.
In another embodiment, the pre- bomb shelter warning device of described tunnel vault, two pieces of insulation boards 1 are to described
Two insulated conductors 3 apply the power of opposite direction, and to cause two pieces of discontiguous modes of copper foil tape 2 to set.Here, two pieces
Insulation board 1 it is closely spaced, only separated by insulated conductor 3, in order that two pieces of any portions of insulation board 1 are not contacted, can be with
The segment distance of edge conductor spacing one is thoroughly done away with by two, or insulated conductor 3 is bent several times between two pieces of insulation boards 1.So cause pressure
Force snesor construction of switch is compact, prevents take up redundant space, and make it that the distance between two pieces of insulation boards 1 are as small as possible, carries
The high Detection accuracy to cavity.
In another embodiment, the pre- bomb shelter warning device of described tunnel vault, the edge of two pieces of insulation boards 1
Closed with insulative water-proof adhesive tape 4, and the through hole stretched out for two insulated conductors 3 is reserved on insulative water-proof adhesive tape 4.This
In, cause two pieces of insulation copper foil electrical connections between two pieces of insulation boards 1 to prevent the water in concrete from entering, by two pieces of insulation boards
The gap insulative water-proof adhesive tape 4 at 1 edge is closed.
In another embodiment, the pre- bomb shelter warning device of described tunnel vault, two pieces of insulation boards 1 shape is big
It is small identical, and be square, the area of the copper foil tape 2 and the ratio of the area of the insulation board 1 are not less than 1/3.Here,
There is provided the preferable shape and area ratio of insulation board 1 and copper foil tape 2, under the ratio, obtained with less copper foil tape 2
Higher empty Detection accuracy.
In another embodiment, the pre- bomb shelter warning device of described tunnel vault, the material of two pieces of insulation boards 1
It is elastic caoutchouc.Here, elastic caoutchouc has certain pliability, is adapted to the pressure of transmission concrete.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed to use, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (7)
1. a kind of pre- bomb shelter warning device of tunnel vault, for secondary lining, it is characterised in that including：
Two pieces of insulation boards, its parallel interval is set；
Two pieces of copper foil tapes, it is separately positioned on two pieces of relative surfaces of insulation board, the position phase of two pieces of copper foil tapes
Correspondence, and the relative surface of two pieces of copper foil tapes is electrically conductive；
Two insulated conductors, its one end is electrically connected with two pieces of copper foil tapes respectively, and the other end is between two pieces of insulation boards
Gap is stretched out；
Alarm mechanism, it is electrically connected with the other end of two insulated conductors.
2. the pre- bomb shelter warning device of tunnel vault as claimed in claim 1, it is characterised in that also include：
Switching Power Supply, it connects with the alarm mechanism, is that the alarm mechanism is powered.
3. the pre- bomb shelter warning device of tunnel vault as claimed in claim 1, it is characterised in that the alarm mechanism includes honeybee
Ring device and audible-visual annunciator, and the buzzer is in parallel with the audible-visual annunciator.
4. the pre- bomb shelter warning device of tunnel vault as claimed in claim 1, it is characterised in that two pieces of insulation boards are to institute
The power that two insulated conductors apply opposite direction is stated, and to cause two pieces of discontiguous modes of copper foil tape to set.
5. the pre- bomb shelter warning device of tunnel vault as claimed in claim 4, it is characterised in that the side of two pieces of insulation boards
Edge is closed with insulative water-proof adhesive tape, and the through hole stretched out for two insulated conductors is reserved on insulative water-proof adhesive tape.
6. the pre- bomb shelter warning device of tunnel vault as claimed in claim 4, it is characterised in that two pieces of insulation plate shape
Size is identical, and is square, and the ratio of the area of the copper foil tape and the insulation plate suqare is not less than 1/3.
7. the pre- bomb shelter warning device of tunnel vault as claimed in claim 1, it is characterised in that the material of two pieces of insulation boards
Matter is elastic caoutchouc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720093403.4U CN206440300U (en) | 2017-01-24 | 2017-01-24 | The pre- bomb shelter warning device of tunnel vault |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720093403.4U CN206440300U (en) | 2017-01-24 | 2017-01-24 | The pre- bomb shelter warning device of tunnel vault |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206440300U true CN206440300U (en) | 2017-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720093403.4U Active CN206440300U (en) | 2017-01-24 | 2017-01-24 | The pre- bomb shelter warning device of tunnel vault |
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| CN (1) | CN206440300U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107829755A (en) * | 2017-11-28 | 2018-03-23 | 中铁隧道集团处有限公司 | Prevent the device and construction method of lining trolley capping tunnel-liner |
| CN107939416A (en) * | 2017-11-15 | 2018-04-20 | 中铁四局集团有限公司 | A kind of method for early warning for preventing tunnel vault concrete void |
| CN108331601A (en) * | 2018-03-06 | 2018-07-27 | 中铁十六局集团第工程有限公司 | A kind of anti-device that comes to nothing of tunnel-liner |
| CN111505054A (en) * | 2020-03-24 | 2020-08-07 | 中铁隧道局集团建设有限公司 | Device for detecting compactness behind mold-built concrete lining |
-
2017
- 2017-01-24 CN CN201720093403.4U patent/CN206440300U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939416A (en) * | 2017-11-15 | 2018-04-20 | 中铁四局集团有限公司 | A kind of method for early warning for preventing tunnel vault concrete void |
| CN107829755A (en) * | 2017-11-28 | 2018-03-23 | 中铁隧道集团处有限公司 | Prevent the device and construction method of lining trolley capping tunnel-liner |
| CN108331601A (en) * | 2018-03-06 | 2018-07-27 | 中铁十六局集团第工程有限公司 | A kind of anti-device that comes to nothing of tunnel-liner |
| CN111505054A (en) * | 2020-03-24 | 2020-08-07 | 中铁隧道局集团建设有限公司 | Device for detecting compactness behind mold-built concrete lining |
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