CN209624457U - A kind of vacant analysis device of subway segment and pre-buried channel flow - Google Patents
A kind of vacant analysis device of subway segment and pre-buried channel flow Download PDFInfo
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- CN209624457U CN209624457U CN201821934723.9U CN201821934723U CN209624457U CN 209624457 U CN209624457 U CN 209624457U CN 201821934723 U CN201821934723 U CN 201821934723U CN 209624457 U CN209624457 U CN 209624457U
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- piece
- buried channel
- channel flow
- indicator light
- base accessory
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- 239000003990 capacitor Substances 0.000 claims abstract description 46
- 238000000926 separation method Methods 0.000 claims abstract description 12
- 230000002093 peripheral effect Effects 0.000 claims description 40
- 230000001681 protective effect Effects 0.000 claims description 13
- 210000002421 cell wall Anatomy 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 9
- 239000004567 concrete Substances 0.000 description 12
- 239000003822 epoxy resin Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses the vacant analysis device of a kind of subway segment and pre-buried channel flow, detection device includes that base accessory, fastener and control box, base accessory are fixed at the top of pre-buried channel flow, and bottom capacitor piece is arranged inside；Fastener lid is set in base accessory and base accessory axial separation can be provided with top capacity piece；Control box is located at outside subway segment, power supply and indicator light are provided in control box, power supply one end is connected with indicator light, indicator light is connected by the first conducting wire with one of them in bottom capacitor piece and top capacity piece, another in bottom capacitor piece and top capacity piece is connected by the second conducting wire with the power supply other end；When fastener lid is set in base accessory, bottom capacitor piece is in contact with top capacity piece, and indicator light is bright, and pre-buried channel flow does not come to nothing with subway segment；When fastener and base accessory axial separation, bottom capacitor piece is mutually separated with top capacity piece, and indicator light off, and pre-buried channel flow and subway segment are detached from.The structure of the detecting device is simple, judging result is reliable.
Description
Technical field
The utility model relates to the deformation detection of pre-buried channel flow in subway segment more particularly to subway segments and pre-buried channel flow
Vacant analysis.
Background technique
In modern reinforced concrete works, built-in fitting is widely used in the occasions such as subway, high-speed rail, building.On ground
In the preparation process of iron lining segment, concreting is carried out again by the way that conduit to be previously placed in template, so that subway segment
Conduit is just embedded in subway segment when molding, and conduit has the function of to carry out the cabling etc. of circuit.Compared with tradition punching is plug-in,
It is avoided that in subway segment pre-buried channel flow and destroys integrally-built integrality, ensure that device installs bearing capacity, be conducive to run
Management and later maintenance etc., are with a wide range of applications.
In subway tunnel, pre-buried channel flow during construction and use, by upper part bolt generate drawing, shearing,
Torsion and vibrations load, channel wall can be disengaged with concrete, generate crack, conduit is easily separated with concrete at this time, to lead
Cause contact net is fallen and escape route falls off, and operates normally to subway and generates threat, or even causes serious life and property loss.
It since the disengagement of channel wall and concrete is very small, is visually difficult to realize, daily inspection can not be found in time, be driven a vehicle for subway
Bury security risk.
Utility model content
The utility model provides the vacant analysis device of a kind of subway segment and pre-buried channel flow, and which overcome background techniques
Existing deficiency.The technical solution adopted by the utility model to solve the technical problem is that:
A kind of vacant analysis device of subway segment and pre-buried channel flow, it is characterised in that: it includes:
Base accessory is fixed at the top of pre-buried channel flow, bottom capacitor piece is arranged inside；
Fastener, lid are set in base accessory and base accessory axial separation can be provided with top capacity piece；
Box is controlled, is located at outside subway segment, controls in box and is provided with power supply and indicator light, power supply one end and indicator light phase
Even, indicator light is connected by the first conducting wire with one of them in bottom capacitor piece and top capacity piece, bottom capacitor piece with
Another in top capacity piece is connected by the second conducting wire with the power supply other end；
When fastener lid is set in base accessory, bottom capacitor piece is in contact with top capacity piece, and indicator light is bright, pre-buried channel flow with
Subway segment does not come to nothing；
When fastener and base accessory axial separation, bottom capacitor piece is mutually separated with top capacity piece, and indicator light off, pre-buried channel flow
It is detached from subway segment.
Among one preferred embodiment: the base accessory includes bottom wall and the first peripheral wall being fixed in around bottom wall；Fastener includes
The second peripheral wall around roof and affixed roof；When fastener lid is set in base accessory, roof is placed on the first peripheral wall and the second peripheral wall
It rests on outside the first peripheral wall.
Among one preferred embodiment: first peripheral wall offers the first cable-through hole and the second cable-through hole, the first conducting wire one
End is connected with bottom capacitor piece, and the first conducting wire other end is connected across the first cable-through hole rear indicator light, second conducting wire one end and top
Portion's capacitance sheet is connected, and the second conducting wire other end protrudes into base accessory and is connected again with power supply after passing through the second cable-through hole.
Among one preferred embodiment: first peripheral wall is equipped with the convex block of lateral arrangement, and the first cable-through hole and second cross line
Hole is provided with convex block；Second peripheral wall is equipped with groove compatible with convex block, and when fastener lid is set in base accessory, convex block is located at recessed
In slot.
Among one preferred embodiment: the groove cell wall is provided with waterproof seal, the waterproof when convex block is located in groove
Sealing element contact is between cell wall and convex block.
Among one preferred embodiment: the fastener periphery is provided with several spaced apart anchor legs.
Among one preferred embodiment: being additionally provided with short switch, short switch one end and bottom capacitor piece in the control box
Be connected with one of them in top capacity piece, the short switch other end with it is another in bottom capacitor piece and top capacity piece
It is a to be connected；When indicator light off, short switch is closed, if indicator light is bright, controls fault-free inside box；If indicator light
It goes out, then controls and break down inside box.
Among one preferred embodiment: be additionally provided with earth leakage protective device in the control box, earth leakage protective device both ends respectively with finger
Show that lamp is connected with power supply.
Among one preferred embodiment: the junction of second conducting wire and top capacity piece is outer between base accessory bottom wall
Reveal section, which is greater than or equal to 5 millimeters.
The technical program compared with the background art, it has the following advantages:
1. can determine whether pre-buried channel flow and concrete by the state for observing the indicator light in control box in subway tunnel
Whether be detached from, the bright then pre-buried channel flow of indicator light and subway segment without departing from, indicator light off then pre-buried channel flow mutually taken off with subway segment
From；The mode of judgement is simple, brings great convenience to testing staff；And judging result is accurate, top capacity piece and bottom capacitor
Piece not in contact with when indicator light just extinguish, there is minim gap indicator light can be allowed to extinguish for top capacity piece and bottom capacitor piece.
2. when fastener lid is set in base accessory, roof is placed on the first peripheral wall and the second peripheral wall rests on outside the first peripheral wall, the
One peripheral wall carries out circumferential direction limit for contacting piece, prevents the movement of fastener circumferential direction and causes point of top capacity piece and bottom capacitor piece
From.
3. the first peripheral wall offers the first cable-through hole and the second cable-through hole to facilitate the cabling of the first conducting wire and the second conducting wire.
4. convex block is located in groove when fastener lid is set in base accessory, groove is used to step down to the first conducting wire and the second conducting wire,
When fastener being prevented to be axially disengaging from base accessory while pullling the first conducting wire and the second conducting wire and drawing the first conducting wire or the second conducting wire
It is disconnected.
5. groove cell wall is provided with waterproof seal, when convex block is located in groove, waterproof seal contact is in cell wall and convex
Between block, to prevent concrete mortar out of, the gap between groove cell wall and convex block enters fastener and base accessory surrounds region
Destroy bottom capacitor piece.
6. fastener periphery is provided with several spaced apart anchor legs, so that fastener connect stronger, fastener with concrete
It is not easy mutually to disengage with concrete.
7. short switch is additionally provided in control box, so that being can determine whether when indicator light extinguishes to control box internal fault
It causes, is extinguished with excluding the indicator light as caused by control box internal fault.
8. being additionally provided with earth leakage protective device in control box, earth leakage protective device both ends are connected with indicator light and power supply respectively, work as finger
When showing that lamp extinguishes, short switch is closed, if earth leakage protective device is still switched on, judges that indicator light extinguishing is route in control box
Disconnection causes；If earth leakage protective device disconnects, judge that indicator light extinguishing is that line short causes in control box.
9. the junction of the second conducting wire and top capacity piece is revealed section between base accessory bottom wall, the exposed segment length is big
In or be equal to 5 millimeters, the second conducting wire is pulled off when to prevent clamping part from base accessory axial separation.
10. the detection device is during atual detection, capacitance can be measured by multimeter also to calculate top electricity
At a distance from holding the distance between piece and bottom capacitor piece and then determining that conduit and subway segment concrete separate, can also it detect pre-
Bury the degree that conduit is separated with subway segment.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 depicts the overall structure diagram of the detection device of a preferred embodiment.
Fig. 2 depicts the control box interior circuit construction schematic diagram of a preferred embodiment.
Fig. 3 depicts the schematic front view of the fastener of a preferred embodiment.
Fig. 4 depicts the schematic front view of the base accessory of a preferred embodiment.
Specific embodiment
Please refer to Fig. 1 to Fig. 4, an a kind of preferred embodiment of the vacant analysis device of subway segment and pre-buried channel flow, institute
The vacant analysis device of a kind of subway segment and pre-buried channel flow stated, it includes base accessory 10, fastener 20 and control box 30.
Base accessory 10 is fixed in 1 top of pre-buried channel flow, and bottom capacitor piece 11 is arranged inside.Base accessory 10 and pre-buried channel flow 1 it
Between in such a way that epoxy resin is pasted Joint together, to guarantee the complete of base accessory 10 and pre-buried channel flow 1.Base accessory 10 and pre-
It buries and other fixed connection modes also can be used between conduit 1, such as bolt interlocking.
In the present embodiment, the base accessory 10 includes bottom wall and the first peripheral wall being fixed in around bottom wall.
As shown in Figure 1 and Figure 4, base accessory 10 is cuboid, that is, bottom wall is rectangle, the first peripheral wall is also rectangle,
That is, the first peripheral wall has four edges.The shape of base accessory 10 is not limited, and can also be circle, triangle etc..
In the present embodiment, first peripheral wall offers the first cable-through hole 12 and the second cable-through hole 13, the first cable-through hole 12
It is adjacently positioned with the second cable-through hole 13, the spacing of the two is set as 3 millimeters.First peripheral wall offers the first cable-through hole 12 and the second mistake
String holes 13 is to facilitate the cabling of the first conducting wire and the second conducting wire.
In the present embodiment, first peripheral wall is equipped with the convex block 14 of lateral arrangement, the first cable-through hole 12 and the second cable-through hole
13 are provided with convex block 14.The convex block 14 can be solid bumping square, can also be the square structure of sheet.The present embodiment
In, the convex block 14 is sequentially connected composition using three pieces connection sheet, and the wherein a line of the first peripheral wall is equipped with opening, and be open both ends
It is connected respectively with two panels connection sheet end to end, the first cable-through hole 12 and the second cable-through hole 13 are located in intermediate connection sheet.End to end
The length of two panels connection sheet is adapted with the thickness of the second peripheral wall of fastener, so that from the outside when the lid of fastener 20 is set in base accessory 10
It seems that fastener 20 and base accessory 10 are cuboid, and globality is stronger, and tensile resistance is more preferably.
The lid of fastener 20 is set in base accessory 10 and 10 axial separation of base accessory can be provided with top capacity piece 21.
In the present embodiment, fastener 20 includes the second peripheral wall around roof and affixed roof；When the lid of fastener 20 is set in base accessory
When 10, roof is placed on the first peripheral wall and the second peripheral wall rests on outside the first peripheral wall.When the lid of fastener 20 is set in base accessory 10, roof
It is placed on the first peripheral wall and the second peripheral wall rests on outside the first peripheral wall, the first peripheral wall carries out circumferential limit for contacting piece 20, prevents
The circumferential movement of clamping part 20 and the separation for causing top capacity piece 21 Yu bottom capacitor piece 11.
In the present embodiment, second peripheral wall is equipped with groove 22 compatible with convex block 14, when the lid of fastener 20 is set in base accessory
Convex block 14 is located in groove 22 when 10.Second peripheral wall is joined end to end by four edges to be formed, and the groove 22 is along wherein a line
Bottom surface be recessed upwards, the shape of the groove 22 is rectangular.When the lid of fastener 20 is set in base accessory 10, convex block 14 is located in groove 22,
Groove 22 is used to step down to the first conducting wire and the second conducting wire, when fastener 20 being prevented to be axially disengaging from base accessory 10 while pullling first and leads
Line and the second conducting wire and be pulled off the first conducting wire or the second conducting wire.
In the present embodiment, 22 cell wall of groove is provided with waterproof seal, the waterproof when convex block 14 is located in groove 22
Sealing element contact is between cell wall and convex block 14.The waterproof seal can be seal washer, or oily matter.Groove
22 cell walls are provided with waterproof seal, when convex block 14 is located in groove 22 waterproof seal contact cell wall and convex block 14 it
Between, to prevent the region that concrete mortar enters fastener 20 from the gap between 22 cell wall of groove and convex block 14 and base accessory 10 surrounds
It is interior and destroy bottom capacitor piece 11 and top capacity piece 21.
In the present embodiment, 20 periphery of fastener is provided with several spaced apart anchor legs 23.As shown in figures 1 and 3, it detains
Part 20 is cuboid.Each side of second peripheral wall is provided with the anchor leg 23.20 periphery of fastener is provided with several
Every the anchor leg 23 of arrangement, so that fastener 20 connect stronger with concrete, fastener 20 is not easy mutually to disengage with concrete.
Control box 30 is located at outside subway segment, controls in box 30 and is provided with power supply 31 and indicator light 32,31 one end of power supply and
Indicator light 32 is connected, and indicator light 32 passes through the first conducting wire 33 and one of phase in bottom capacitor piece 11 and top capacity piece 21
It connects, another in bottom capacitor piece 11 and top capacity piece 21 is connected by the second conducting wire 34 with 31 other end of power supply；
When the lid of fastener 20 is set in base accessory 10, bottom capacitor piece 11 is in contact with top capacity piece 21, and 32 lamps of instruction are bright,
Pre-buried channel flow 1 does not come to nothing with subway segment；When fastener 20 and 10 axial separation of base accessory, bottom capacitor piece 11 and top capacity
The separation of 21 phase of piece, indicator light 32 go out, and pre-buried channel flow 1 and subway segment are detached from.
In the present embodiment, 33 one end of the first conducting wire is connected with bottom capacitor piece 11, and 33 other end of the first conducting wire passes through first
It is connected after cable-through hole 12 with indicator light 32,34 one end of the second conducting wire is connected with top capacity piece 21, and 34 other end of the second conducting wire is stretched
Enter in base accessory 10 and is connected again with power supply 31 after passing through the second cable-through hole 13.
In the present embodiment, short switch 35,35 one end of short switch and bottom capacitor piece are additionally provided in the control box 30
11 are connected with one of them in top capacity piece 21,35 other end of short switch and bottom capacitor piece 11 and top capacity piece
Another in 21 is connected；When indicator light 32 goes out, short switch 35 is closed, if indicator light 32 is bright, is controlled in box 30
Portion's fault-free；If indicator light 32 goes out, controls and break down inside box 30.It is additionally provided with short switch 35 in control box 30, so that
It can determine whether to cause for control 30 internal fault of box when indicator light 32 extinguishes, to exclude to be caused by 30 internal fault of control box
Indicator light 32 extinguish.
In the present embodiment, be additionally provided with earth leakage protective device 36 in the control box 30,36 both ends of earth leakage protective device respectively with finger
Show that lamp 32 is connected with power supply 31.
In the present embodiment, the junction of second conducting wire 34 and top capacity piece 21 is outer between 10 bottom wall of base accessory
Reveal section, which is greater than or equal to 5 millimeters.In the present embodiment, the second conducting wire 34 is logical in addition to revealed section rest part
Glue is crossed to be bonded on 1 surface of bottom wall and pre-buried channel flow.First conducting wire 33 is pasted on 1 surface of bottom wall and pre-buried channel flow.By
It is spaced 3 millimeters between one conducting wire 33 and the second conducting wire 34 and is arranged in parallel, guarantees whole beauty.Second conducting wire 34 and top electricity
The junction for holding piece 21 is revealed section between 10 bottom wall of base accessory, which is greater than or equal to 5 millimeters, to prevent clamping
The second conducting wire 34 is pulled off when part 20 is from 10 axial separation of base accessory.
A kind of detection method of the vacant analysis device using subway segment and pre-buried channel flow described above is specific to wrap
It includes:
Step 10, top capacity piece 21 is first pasted onto 20 inner top surface of fastener, then by the second conducting wire 34 and top capacity piece
21 are connected；Bottom capacitor piece 11 is pasted onto 10 inner bottom surface of base accessory, the first conducting wire 33 is connected with bottom capacitor piece 11；So
Base accessory 10 is pasted onto 1 top end face of pre-buried channel flow afterwards, then by 33 other end of the first conducting wire pass through after the first threading hole 12 again with control
Indicator light 32 in box 30 processed is connected；Second conducting wire, 34 other end is passed through into the second threading after the revealed section of reserved second conducting wire 34
Hole 13 is connected with power supply 31 again；Then it, then by the lid of fastener 20 sets in base accessory 10 and top capacity piece 21 and bottom capacitor piece
11 are in contact；
In the present embodiment, in step 10, before base accessory 10 is pasted onto 1 top end face of pre-buried channel flow, first by pre-buried channel flow 1
The corresponding position of top end face carries out grinding process, then, then smears a thin layer epoxy resin glue, then the bottom wall of base accessory 10 is glued
It is labelled at the epoxy resin of smearing so that base accessory 10 to be fixed；
In the present embodiment, in step 10, the part that the first conducting wire 33 and the second conducting wire 34 remove revealed section is passed through into glue
Water affixes to bottom wall and 1 surface of pre-buried channel flow and the first conducting wire 33 and the second conducting wire 34 are spaced 3 millimeters.It is set by the lid of fastener 20
The revealed section of second conducting wire 34 bent inwards while in base accessory 10 so that revealed section is located at fastener 20 and base accessory 10 surrounds
In space and avoid the position of top capacity piece 21 and bottom capacitor piece 11.
Step 20, the pre-buried channel flow 1 that vacant analysis device is installed in step 10 is placed in subway segment template and is gone forward side by side
Row concreting, vacant analysis device and pre-buried channel flow 1 and subway segment are structure as a whole and control box 30 after the completion of pouring
Outside subway segment；
Step 30,32 state of viewing lamp, if indicator light 32 is bright, pre-buried channel flow 1 does not come to nothing with subway segment；If
Indicator light 32 goes out, then is closed short switch 35, if indicator light 32 is bright, controls 30 inside fault-free of box, determines at this time pre-buried
Conduit 1 is axially disengaging with subway segment, and executes step 40；If indicator light 32 goes out, controls and break down inside box 30；
In the present embodiment, in step 30, if short switch 35 is closed, indicator light 32 remains as OFF state, can be into one
Whether step detection earth leakage protective device 36 is connected to, if earth leakage protective device 36 is still connected to, can determine inside control box 30 event occur
Barrier；If earth leakage protective device 36 disconnects, it can determine that short-circuit conditions occurs in route；
Step 40, by two test pencils of multimeter respectively with the junction of the first conducting wire 33 and bottom capacitor piece 11 and the
Two conducting wires 34 are in contact with the junction of top capacity piece 21, can measure the capacitor of top capacity piece 21 Yu bottom capacitor piece 11
It is worth, and obtains the throw-off distances of fastener 20 Yu base accessory 10 by the comparing calculation with rated capacity, the throw-off distances is as pre-buried
The throw-off distances of conduit 1 and subway segment.
By observing the state of the indicator light 32 in control box 30 in subway tunnel, that is, can determine whether pre-buried channel flow 1 and mixing
Whether solidifying soil is detached from, and the bright then pre-buried channel flow 1 of indicator light 32 and subway segment go out then pre-buried channel flow 1 and ground without departing from, indicator light 32
Iron pipe piece is separated；The mode of judgement is simple, brings great convenience to testing staff；And judging result is accurate, top capacity piece
21 with bottom capacitor piece 11 not in contact with when indicator light 32 just extinguish, top capacity piece 21 and bottom capacitor piece 11 have minim gap
Indicator light 32 can be allowed to extinguish.
The detection device during atual detection, can measure capacitance by multimeter also to calculate top capacity piece
The distance between 21 and bottom capacitor piece 11 and then determining conduit 1 and subway segment concrete can also detect at a distance from separating
The degree that pre-buried channel flow 1 is separated with subway segment.
The above, only the utility model preferred embodiment, therefore, it cannot be limited according to, and the utility model is implemented
It is practical new to should still belong to this for range, i.e., equivalent changes and modifications made according to the scope of the patent of the utility model and the content of the manual
In the range of type covers.
Claims (9)
1. the vacant analysis device of a kind of subway segment and pre-buried channel flow, it is characterised in that: it includes:
Base accessory is fixed at the top of pre-buried channel flow, bottom capacitor piece is arranged inside；
Fastener, lid are set in base accessory and base accessory axial separation can be provided with top capacity piece；
Box is controlled, is located at outside subway segment, controls in box and is provided with power supply and indicator light, power supply one end is connected with indicator light,
Indicator light is connected by the first conducting wire with one of them in bottom capacitor piece and top capacity piece, bottom capacitor piece and top
Another in capacitance sheet is connected by the second conducting wire with the power supply other end；
When fastener lid is set in base accessory, bottom capacitor piece is in contact with top capacity piece, and indicator light is bright, pre-buried channel flow and subway
It does not come to nothing section of jurisdiction；
When fastener and base accessory axial separation, bottom capacitor piece is mutually separated with top capacity piece, and indicator light off, pre-buried channel flow and ground
Iron pipe piece is detached from.
2. the vacant analysis device of a kind of subway segment according to claim 1 and pre-buried channel flow, it is characterised in that: described
Base accessory includes bottom wall and the first peripheral wall being fixed in around bottom wall；Fastener includes the second peripheral wall around roof and affixed roof；
When fastener lid is set in base accessory, roof is placed on the first peripheral wall and the second peripheral wall rests on outside the first peripheral wall.
3. the vacant analysis device of a kind of subway segment according to claim 2 and pre-buried channel flow, it is characterised in that: described
First peripheral wall offers the first cable-through hole and the second cable-through hole, and first conducting wire one end is connected with bottom capacitor piece, and the first conducting wire is another
One end is connected across the first cable-through hole rear indicator light, and second conducting wire one end is connected with top capacity piece, and the second conducting wire other end is stretched
Enter in base accessory and is connected again with power supply after passing through the second cable-through hole.
4. the vacant analysis device of a kind of subway segment according to claim 3 and pre-buried channel flow, it is characterised in that: described
First peripheral wall is equipped with the convex block of lateral arrangement, and the first cable-through hole and the second cable-through hole are provided with convex block；Second peripheral wall is equipped with
Groove compatible with convex block, when fastener lid is set in base accessory, convex block is located in groove.
5. the vacant analysis device of a kind of subway segment according to claim 4 and pre-buried channel flow, it is characterised in that: described
Groove cell wall is provided with waterproof seal, and when convex block is located in groove, waterproof seal contact is between cell wall and convex block.
6. the vacant analysis device of a kind of subway segment according to claim 1 and pre-buried channel flow, it is characterised in that: described
Fastener periphery is provided with several spaced apart anchor legs.
7. the vacant analysis device of a kind of subway segment according to claim 1 and pre-buried channel flow, it is characterised in that: described
It is additionally provided with short switch in control box, short switch one end is connected with one of them in bottom capacitor piece and top capacity piece
It connects, the short switch other end is connected with another in bottom capacitor piece and top capacity piece；It, will be short-circuit when indicator light off
It closes the switch, if indicator light is bright, controls fault-free inside box；If indicator light off, controls and break down inside box.
8. the vacant analysis device of a kind of subway segment according to claim 7 and pre-buried channel flow, it is characterised in that: described
It is additionally provided with earth leakage protective device in control box, earth leakage protective device both ends are connected with indicator light and power supply respectively.
9. the vacant analysis device of a kind of subway segment according to claim 3 and pre-buried channel flow, it is characterised in that: described
The junction of second conducting wire and top capacity piece is revealed section between base accessory bottom wall, which is greater than or equal to 5
Millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821934723.9U CN209624457U (en) | 2018-11-22 | 2018-11-22 | A kind of vacant analysis device of subway segment and pre-buried channel flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821934723.9U CN209624457U (en) | 2018-11-22 | 2018-11-22 | A kind of vacant analysis device of subway segment and pre-buried channel flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209624457U true CN209624457U (en) | 2019-11-12 |
Family
ID=68444386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821934723.9U Withdrawn - After Issue CN209624457U (en) | 2018-11-22 | 2018-11-22 | A kind of vacant analysis device of subway segment and pre-buried channel flow |
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| Country | Link |
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| CN (1) | CN209624457U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109507243A (en) * | 2018-11-22 | 2019-03-22 | 华侨大学 | A kind of the vacant analysis device and detection method of subway segment and pre-buried channel flow |
-
2018
- 2018-11-22 CN CN201821934723.9U patent/CN209624457U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109507243A (en) * | 2018-11-22 | 2019-03-22 | 华侨大学 | A kind of the vacant analysis device and detection method of subway segment and pre-buried channel flow |
| CN109507243B (en) * | 2018-11-22 | 2024-02-27 | 华侨大学 | Device and method for detecting void of subway segment and embedded channel |
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