CN209413947U - A kind of tunnel double-lining cavity detection device - Google Patents
A kind of tunnel double-lining cavity detection device Download PDFInfo
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- CN209413947U CN209413947U CN201920015590.3U CN201920015590U CN209413947U CN 209413947 U CN209413947 U CN 209413947U CN 201920015590 U CN201920015590 U CN 201920015590U CN 209413947 U CN209413947 U CN 209413947U
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Abstract
The utility model belongs to technical field of tunnel construction, in particular a kind of tunnel double-lining cavity detection device, including the first bar, chamber is offered in first bar, slide opening is offered in the top inner wall of the chamber, the second bar is slidably fitted in the slide opening, second bar runs through slide opening, and second is fixedly installed with steel ball at the top of bar, rotation slot is offered in the bottom interior wall of the chamber, screw rod is rotatably equipped in the rotation slot, the bottom of second bar offers screw hole, the screw rod and screw hole are threadedly coupled, worm gear is fixedly installed on the screw rod, rotation hole is offered on the two sides inner wall of the chamber, the same worm screw is rotatably equipped in two rotation holes.The utility model is easy to operate, easy to use, and two be capable of detecting when in tunnel foil the place in existing cavity, and the length of adjustable detection bar, to detect to two lining different height positions, to ensure that the construction quality of two linings.
Description
Technical field
The utility model relates to technical field of tunnel construction more particularly to a kind of tunnel double-lining cavity detection devices.
Background technique
" two linings " is a term in tunnel construction.It is driven into forward in sap excavating along area, and thereafter
The tunnel four sides scraped out then needs reinforcement, " two lining " refer to it is reinforced after tunnel surrounding continuation second consolidation is still needed to do
Work.
But often occur the situation that portion has cavity in the process of lining cutting bored grouting, to influence two linings
Quality, for this purpose, proposing a kind of tunnel double-lining cavity detection device.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of tunnel double-lining proposed is empty
Hole detection device.
To achieve the goals above, the utility model adopts the technical scheme that a kind of tunnel double-lining cavity detection dress
It sets, including the first bar, chamber is offered in first bar, slide opening, the slide opening are offered in the top inner wall of the chamber
It is inside slidably fitted with the second bar, second bar runs through slide opening, and steel ball is fixedly installed at the top of the second bar, the chamber
Rotation slot is offered in bottom interior wall, and screw rod is rotatably equipped in the rotation slot, the bottom of second bar offers screw hole,
The screw rod and screw hole are threadedly coupled, and are fixedly installed with worm gear on the screw rod, are offered on the two sides inner wall of the chamber
Rotation hole is rotatably equipped with the same worm screw in two rotation holes, and the worm and worm wheel are meshed, in the two sides of the chamber
Sliding slot is offered on wall, mounting plate is slidably fitted in two sliding slots, and two mounting plates side close to each other is fixed
Be mounted on the second bar, the top and bottom of two sliding slots are fixedly installed with circular shaft, two circular shafts respectively with corresponding installation
Plate is slidably connected.
Preferably, first bearing is equipped in the rotation slot, the outer ring of the first bearing and the inner wall of rotation slot are fixed
The inner ring fixation of connection, the first bearing is set on screw rod.
Preferably, it is fixedly installed with wear washer in the slide opening, the inner ring of the wear washer is slidably located in second
On bar.
Preferably, second bearing is equipped in the rotation hole, the outer ring of the second bearing and the inner wall of rotation hole are fixed
The inner ring fixation of connection, the second bearing is set on worm screw.
Preferably, slide opening is offered on the mounting plate, the circular shaft and slide opening inner wall are slidably connected.
Preferably, the both ends of the worm screw extend respectively to outside corresponding rotation hole and are fixedly installed with handwheel.
Compared with prior art, the utility model has the beneficial effects that firstly, the device passes through the first bar, chamber, cunning
The cooperation of the devices such as hole, the second bar, steel ball, rotation slot, screw rod, worm gear, rotation hole, worm screw, sliding slot, mounting plate, circular shaft is needing
When extending detection pole length, any one handwheel is rotated clockwise, hand wheel rotating simultaneously drives worm screw to rotate, worm screw band again
Dynamic worm gear rotation, worm gear rotate and screw rod are driven to rotate, and screw rod drives the sliding of the second bar to rise again, in the short detection bar that needs to stretch
When length, any one handwheel is rotated counterclockwise, hand wheel rotating simultaneously drives worm screw to rotate, and worm screw drives worm gear to rotate again,
Worm gear rotates and screw rod is driven to rotate, and screw rod drives the sliding decline of the second bar again, meanwhile, the mounting plate of the second bar two sides is in correspondence
Sliding slot in sliding then, can be according to the length that need to adjust detection bar, so to play the role of limit to the second bar
Afterwards, it is gone to tap two lining surfaces with the steel ball at the top of the second bar, different sound will be issued if there is the situation in cavity.
The utility model is easy to operate, easy to use, and two be capable of detecting when in tunnel foil the place in existing cavity, and
The length of adjustable detection bar, to be detected to two lining different height positions, to ensure that the construction quality of two linings.
Detailed description of the invention
Fig. 1 faces schematic cross-sectional view for the utility model；
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1；
Fig. 3 is the installation diagram of worm gear and worm screw in the utility model；
In figure: 1, the first bar；2, chamber；3, slide opening；4, the second bar；5, steel ball；6, rotation slot；7, screw rod；8, worm gear；9,
Rotation hole；10, worm screw；11, sliding slot；12, mounting plate；13, circular shaft.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of tunnel double-lining cavity detection device, including
First bar 1 offers chamber 2 in first bar 1, slide opening 3 is offered in the top inner wall of chamber 2, is slidably fitted in slide opening 3
Two bars 4, the second bar 4 runs through slide opening 3, and the top of the second bar 4 is fixedly installed with steel ball 5, offers in the bottom interior wall of chamber 2
Rotation slot 6 is rotatably equipped with screw rod 7 in rotation slot 6, and the bottom of the second bar 4 offers screw hole, and screw rod 7 and screw hole are threadedly coupled,
It is fixedly installed with worm gear 8 on screw rod 7, rotation hole 9, rotational installation in two rotation holes 9 are offered on the two sides inner wall of chamber 2
There is the same worm screw 10, worm screw 10 and worm gear 8 are meshed, and sliding slot 11, two sliding slots 11 are offered on the two sides inner wall of chamber 2
It is inside slidably fitted with mounting plate 12, two mounting plates 12 side close to each other is fixedly mounted on the second bar 4, two cunnings
The top and bottom of slot 11 are fixedly installed with circular shaft 13, and two circular shafts 13 are slidably connected with corresponding mounting plate 12 respectively；
First bearing is equipped in rotation slot 6, the outer ring of first bearing is fixedly connected with the inner wall of rotation slot 6, first bearing
Inner ring fixation be set on screw rod 7, first bearing reduces the friction between rotation slot 6 and screw rod 7, fixed peace in slide opening 3
Equipped with wear washer, the inner ring of wear washer is slidably located on the second bar 4, wear washer reduce the second bar 4 and slide opening 3 it
Between friction, second bearing is equipped in rotation hole 9, the outer ring of second bearing is fixedly connected with the inner wall of rotation hole 9, second bearing
Inner ring fixation be set on worm screw 10, second bearing reduces the friction between worm screw 10 and rotation hole 9, opens on mounting plate 12
Equipped with slide opening, circular shaft 13 and slide opening inner wall are slidably connected, and it is outer and fixed that the both ends of worm screw 10 extend respectively to corresponding rotation hole 9
Handwheel is installed, it is more laborsaving convenient by hand wheel rotating worm screw 10, pass through the first bar 1, chamber 2, slide opening 3, the second bar 4, steel
The cooperation of the devices such as pearl 5, rotation slot 6, screw rod 7, worm gear 8, rotation hole 9, worm screw 10, sliding slot 11, mounting plate 12, circular shaft 13,
When needing to extend detection pole length, any one handwheel is rotated clockwise, hand wheel rotating simultaneously drives worm screw 10 to rotate, worm screw
10 drive worm gear 8 to rotate again, and worm gear 8 rotates and screw rod 7 is driven to rotate, and screw rod 7 drives the sliding of the second bar 4 to rise again, are needing
Stretch short detection pole length when, rotate counterclockwise any one handwheel, hand wheel rotating simultaneously drives worm screw 10 to rotate, worm screw 10
Worm gear 8 is driven to rotate again, worm gear 8 rotates and screw rod 7 is driven to rotate, and screw rod 7 drives the sliding decline of the second bar 4 again, meanwhile, second
The mounting plate 12 of 4 two sides of bar slides in corresponding sliding slot 11, thus play the role of limit to the second bar 4, it then, can
According to the length that need to adjust detection bar, then, gone to tap two lining surfaces with the steel ball 5 at 4 top of the second bar, if there is cavity
Situation will issue different sound, and the utility model is easy to operate, easy to use, be capable of detecting when that two in tunnel foil
The place in existing cavity, and the length of adjustable detection bar, to be detected to two lining different height positions, to guarantee
The construction qualities of two linings.
Working principle: when needing to extend detection pole length, any one handwheel is rotated clockwise, hand wheel rotating is simultaneously
Worm screw 10 is driven to rotate, worm screw 10 drives worm gear 8 to rotate again, and worm gear 8 rotates and screw rod 7 is driven to rotate, and screw rod 7 drives second again
The sliding of bar 4 rises, and when needing to stretch short detection pole length, rotates counterclockwise any one handwheel, hand wheel rotating and band
Dynamic worm screw 10 rotates, and worm screw 10 drives worm gear 8 to rotate again, and worm gear 8 rotates and screw rod 7 is driven to rotate, and screw rod 7 drives the second bar again
4 sliding declines, meanwhile, the mounting plate 12 of 4 two sides of the second bar slides in corresponding sliding slot 11, to play limit to the second bar 4
The effect of position then can go percussion two with the steel ball 5 at 4 top of the second bar according to the length that need to adjust detection bar, then
Surface is served as a contrast, different sound will be issued if there is the situation in cavity.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of tunnel double-lining cavity detection device, including the first bar (1), it is characterised in that: offered in first bar (1)
Chamber (2) offers slide opening (3) in the top inner wall of the chamber (2), is slidably fitted with the second bar in the slide opening (3)
(4), second bar (4) runs through slide opening (3), and steel ball (5) are fixedly installed at the top of the second bar (4), the chamber (2)
It offers rotation slot (6), is rotatably equipped with screw rod (7) in the rotation slot (6), the bottom of second bar (4) in bottom interior wall
Portion offers screw hole, and the screw rod (7) and screw hole are threadedly coupled, and is fixedly installed with worm gear (8), the chamber on the screw rod (7)
It is offered on the two sides inner wall of room (2) rotation hole (9), is rotatably equipped with the same worm screw (10), institute in two rotation holes (9)
It states worm screw (10) and worm gear (8) is meshed, offered sliding slot (11) on the two sides inner wall of the chamber (2), two sliding slots
(11) it is slidably fitted with mounting plate (12) in, two mounting plate (12) sides close to each other are fixedly mounted on the second bar
(4) on, the top and bottom of two sliding slots (11) are fixedly installed with circular shaft (13), two circular shafts (13) respectively with corresponding peace
Loading board (12) is slidably connected.
2. a kind of tunnel double-lining cavity detection device according to claim 1, it is characterised in that: in the rotation slot (6)
Equipped with first bearing, the outer ring of the first bearing is fixedly connected with the inner wall of rotation slot (6), and the inner ring of the first bearing is solid
Surely it is set on screw rod (7).
3. a kind of tunnel double-lining cavity detection device according to claim 1, it is characterised in that: solid in the slide opening (3)
Dingan County is equipped with wear washer, and the inner ring of the wear washer is slidably located on the second bar (4).
4. a kind of tunnel double-lining cavity detection device according to claim 1, it is characterised in that: in the rotation hole (9)
Equipped with second bearing, the outer ring of the second bearing is fixedly connected with the inner wall of rotation hole (9), and the inner ring of the second bearing is solid
Surely it is set on worm screw (10).
5. a kind of tunnel double-lining cavity detection device according to claim 1, it is characterised in that: on the mounting plate (12)
Slide opening is offered, the circular shaft (13) and slide opening inner wall are slidably connected.
6. a kind of tunnel double-lining cavity detection device according to claim 1, it is characterised in that: the two of the worm screw (10)
End extends respectively to corresponding rotation hole (9) outside and is fixedly installed with handwheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920015590.3U CN209413947U (en) | 2019-01-04 | 2019-01-04 | A kind of tunnel double-lining cavity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920015590.3U CN209413947U (en) | 2019-01-04 | 2019-01-04 | A kind of tunnel double-lining cavity detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209413947U true CN209413947U (en) | 2019-09-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920015590.3U Active CN209413947U (en) | 2019-01-04 | 2019-01-04 | A kind of tunnel double-lining cavity detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209413947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279780A (en) * | 2021-06-26 | 2021-08-20 | 珠海经济特区建设监理有限公司 | Tunnel lining cavity detection device and method |
-
2019
- 2019-01-04 CN CN201920015590.3U patent/CN209413947U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279780A (en) * | 2021-06-26 | 2021-08-20 | 珠海经济特区建设监理有限公司 | Tunnel lining cavity detection device and method |
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