CN207761646U - A kind of full face tunnel boring machine rotating disc type soil pressure case more changing device - Google Patents
A kind of full face tunnel boring machine rotating disc type soil pressure case more changing device Download PDFInfo
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- CN207761646U CN207761646U CN201721799715.3U CN201721799715U CN207761646U CN 207761646 U CN207761646 U CN 207761646U CN 201721799715 U CN201721799715 U CN 201721799715U CN 207761646 U CN207761646 U CN 207761646U
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- soil pressure
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Abstract
A kind of full face tunnel boring machine rotating disc type soil pressure case more changing device, soil pressure case is threadedly secured on bearing, third sealing ring is put into the seal groove of protective cover, it will be on protective cover hold-down support with three the 4th bolts, it is connect with bearing with the third bolt of three bearings of choosing, bearing is set on turntable and is fixed with stay bolt and stop nut, first sealing ring is set between turntable slot and turntable, second sealing ring is set between turntable and bearing, gasket and flange plate are installed at turntable outer end face edge, and pass through the first bolt, washer is fixed with turntable slot, block is installed outside flange plate, and pass through the second bolt, washer is fixed with turntable slot, the bar of position-limiting action has been installed on block top.The utility model bearing can repair and replace to soil pressure case at shield body bearing plate rear, avoids and artificial is operated to excavating in storehouse, hence it is evident that safety is improved, applied in constructing tunnel equipment technology field.
Description
Technical field
The utility model is related to a kind of full face tunnel boring machine rotating disc type soil pressure sensings in constructing tunnel equipment technology field
Device more changing device.
Background technology
Currently, full face tunnel boring machine is the large-scale modernization machine that subway tunnel, road and rail tunnel and mining tunnel excavate
Tool equipment.Wherein, more than half is earth pressure balance shield machine, and the most important working mechanism of the type is the pressure for ensureing to excavate storehouse
Power balances each other with soil pressure, to ensure the stabilization in cutting face, avoids the occurrence of landslide and sedimentation.In order to realize balance purpose,
Soil pressure case usually is installed on shield body bearing plate, to detect pressure signal, and is transferred to master control room, to carry out
Driving is corrected and control.Due to excavate storehouse operating mode it is severe, soil pressure case will appear failure often, in order to ensure construction normally into
Row, it is necessary to soil pressure case be repaired and be replaced in time.When soil pressure case breaks down, in many cases, need
Excavation storehouse is manually entered to repair, replace, it is complicated due to excavating storehouse situation, it is extremely dangerous to operating personnel.Currently, have
Equipment is equipped with soil pressure case more changing device, can repair, replace at bearing plate rear, e.g., ball-valve type, slide type,
But it is big or complicated for operation that it occupies axial space, tends not to achieve the effect that satisfied.Therefore, it develops a kind of complete disconnected
Face development machine rotating disc type soil pressure case more changing device is always new issue anxious to be resolved.
Utility model content
The purpose of this utility model is to provide a kind of full face tunnel boring machine rotating disc type soil pressure case more changing device, the realities
With new structure it is simple, it is easy to operation, save space.
What the purpose of this utility model was realized in：A kind of full face tunnel boring machine rotating disc type soil pressure case more changes the outfit
It sets, including the first bolt, washer, the second bolt, block, bar, third bolt, stay bolt, the 4th bolt, turntable slot, sensing
Device, bearing, flange plate, gasket, protective cover, turntable, the first sealing ring, the second sealing ring, third sealing ring, stop nut, soil
Pressure sensor is threadedly secured on bearing, and third sealing ring is put into the seal groove of protective cover, with three the 4th bolts
By on protective cover hold-down support, connect with bearing with the third bolt of three bearings of choosing, on turntable be arranged bearing and with grow
Bolt and stop nut are fixed, and the first sealing ring is arranged between turntable slot and turntable, and second is arranged between turntable and bearing
Sealing ring is installed gasket and flange plate at turntable outer end face edge, and is fixed by the first bolt, washer and turntable slot, flange
Block is installed outside piece, and is fixed by the second bolt, washer and turntable slot, the gear of position-limiting action has been installed on block top
Bar.
The utility model is characterized by its structure, and operation principle is that, by adjusting stop nut, extraction is equipped with soil
The bearing of pressure sensor, rotation bar make sensor rotate clockwise 180 ° at block, after dismantling protective cover with turntable
Soil pressure case is repaired and is replaced.Circular hole on turntable slot is blocked by postrotational turntable, is effectively avoided
The muddy water excavated in storehouse pours in.After waiting for soil pressure case repair, replacement, installation protective cover and counterclockwise 180 ° of rotary turnplate
To block, pressing bearing makes it through turntable slot circular hole, and tightens stop nut, complete the repair of soil pressure case with more
It changes.Rest base is provided with threaded hole, and for fixing soil pressure case, flange end is provided with unthreaded hole（It is uniformly distributed）And threaded hole（It is uniformly distributed）,
To be connect with turntable and protective cover.Protective cover flange end is provided with unthreaded hole, and to be connect with bearing, cover is open-top threaded hole, uses
It is passed through and fixation with cable.Turntable is provided with circular hole, allows bearing to be inserted into and extract out, bar welding, turntable pass through at end face and two
Bar is rotated and is limited.Turntable slot can accommodate turntable, gasket, flange plate, and in order to reduce friction, turntable slot inner wall only has
A little projection portion is contacted with turntable surface.Turntable trench bottom is provided with circular hole, allows bearing to be inserted into and extract out, edge end face is provided with spiral shell
Pit, to be connect with flange plate, block.Flange plate outer end face is equipped with limited block, is used for the limit of bar.Protective cover flange
Face, turntable circular hole face, turntable slot inner face have seal groove, are sealed to place O-ring seals.
A kind of advantageous effect of full face tunnel boring machine rotating disc type soil pressure case more changing device is：
（1）Bearing can be extracted out from turntable slot endoporus, 180 ° be rotated clockwise with turntable, at shield body bearing plate rear
Soil pressure case is repaired and is replaced, is avoided artificial to being operated in excavation storehouse, hence it is evident that improve safety.
（2）Postrotational turntable has blocked the circular hole left when soil pressure case work well, avoids and excavates in storehouse
Muddy water pours in.
（3）Sealing, turntable between turntable slot and turntable and the sealing between bearing and between bearing and protective cover
Sealing, effectively blocks the infiltration of muddy water.
（4）Rotating device is completely in swivelling chute and is rotated, hence it is evident that reduces the sky occupied by more changing device
Between.
（5）Turntable slot inner wall only has a little crowning to be contacted with turntable, effectively reduces suffered when turntable rotation
Frictional force, makes that operation is simple.
（6）Passing through the use of stop nut, it is determined that the extracted distance of bearing keeps the bearing of extraction and turntable coplanar,
Or it is slightly concave in plane of rotor disc, it can be good at realizing rotary motion.
（7）Repair after more finishing changing soil pressure case, only need to rotate counterclockwise 180 ° of turntable, make bearing from the circle of turntable slot
Hole is stretched out, you can restores the work of soil pressure case, mode is simple, and operation is easy.
（8）Bolt, nut, gasket, sealing ring are standard component in the present apparatus, are easy to buy, remaining component is simple in structure,
It is easily worked, cost greatly reduces.
It will be widely used in constructing tunnel equipment technology field.
Description of the drawings
The utility model is described in detail with reference to the accompanying drawings and embodiments.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the A-A sectional views of Fig. 1.
Fig. 3 is the B-B sectional views of Fig. 1.
Structural schematic diagram when Fig. 4 is the utility model repair, replacement.
Fig. 5 is the C-C sectional views of Fig. 4.
Fig. 6 is the D-D sectional views of Fig. 4.
Specific implementation mode
With reference to attached drawing, a kind of full face tunnel boring machine rotating disc type soil pressure case more changing device, including the first bolt 1, washer
2, the second bolt 3, block 4, bar 5, third bolt 6, stay bolt 7, the 4th bolt 8, turntable slot 9, sensor 10, bearing 11,
Flange plate 12, gasket 13, protective cover 14, turntable 15, the first sealing ring 16, the second sealing ring 17, third sealing ring 18, limit spiral shell
Mother 19, soil pressure case 10 is threadedly secured on bearing 11, and third sealing ring 18 is put into the seal groove of protective cover 14,
With three the 4th bolts 8 by 14 hold-down support 11 of protective cover, connected with the third bolt 6 and bearing 11 of three bearings 11 of choosing
It connects, bearing 11 is set on turntable 15 and is fixed with stay bolt 7 and stop nut 19, is arranged between turntable slot 9 and turntable 15
The second sealing ring 17 is arranged in first sealing ring 16 between turntable 15 and bearing 11, and gasket is installed at 15 outer end face edge of turntable
13 and flange plate 12, and fixed by the first bolt 1, washer 2 and turntable slot 9, block 4 is installed outside flange plate 12, and lead to
It crosses the second bolt 3, washer 2 and turntable slot 9 to fix, the bar 5 of position-limiting action has been installed on 4 top of block.
A kind of operation principle of full face tunnel boring machine rotating disc type soil pressure case more changing device is, by adjusting limit
Position nut, bearing of the extraction equipped with soil pressure case, rotation bar make sensor rotate clockwise 180 ° at block with turntable,
Soil pressure case can be repaired and be replaced after dismounting protective cover.Circular hole on turntable slot is sealed by postrotational turntable
It is stifled, it effectively avoids the muddy water excavated in storehouse and pours in.After waiting for soil pressure case repair, replacement, it is simultaneously inverse that protective cover is installed
At 180 ° of hour hands rotary turnplate to block, pressing bearing makes it through turntable slot circular hole, and tightens stop nut, completes soil pressure and passes
The repair and replacement of sensor.
Rest base is provided with threaded hole, and for fixing soil pressure case, flange end is provided with unthreaded hole（It is uniformly distributed）And threaded hole（
Cloth）, to be connect with turntable and protective cover.Protective cover flange end is provided with unthreaded hole, and to be connect with bearing, cover is open-top screw thread
Hole passes through and fixation to cable.Turntable is provided with circular hole, and bearing is allowed to be inserted into and extract out, bar welding, turntable at end face and two
It is rotated and is limited by bar.Turntable slot can accommodate turntable, gasket, flange plate, in order to reduce friction, turntable slot inner wall
Only a little projection portion is contacted with turntable surface.Turntable trench bottom is provided with circular hole, allows bearing to be inserted into and extract out, edge end face is opened
There is threaded hole, to be connect with flange plate, block.Flange plate outer end face is equipped with limited block, is used for the limit of bar.Protective cover
Flange face, turntable circular hole face, turntable slot inner face have seal groove, are sealed to place O-ring seals.
It is further discussed below the utility model below according to embodiment：
Referring to Fig. 1, Fig. 2, Fig. 3, soil pressure case 10 is threadedly secured on bearing 11, spiral shell of the cable from protective cover 14
Pit is passed through and is fixed, and third sealing ring 18 is put into seal groove, uses 3 the 4th bolts 8（It is uniformly distributed）Connects bearing 11 with
Protective cover 14, and 3 third bolts 6 are screwed on bearing 11（It is uniformly distributed）.Turntable 15 is located in turntable slot 9, in order to reduce friction,
It is crowning that 9 inner surface of turntable slot, which only has at two,（As shown in Figure 1, dashed region）, can be bonded with 15 surface of turntable.Bearing 11
By turntable 15, the circular hole of turntable slot 9, and pass through stay bolt 7（It is uniformly distributed）It connect with turntable 15, is locked by stop nut 19
Tightly.There are the first sealing ring 16, the second sealing ring 17 to carry out between turntable slot 9 and turntable 15, between turntable 15 and bearing 11 respectively
Sealing.At 15 outer end face edge of turntable, be uniformly packed into 13 rear cover upper flange piece 12 of gasket, and by the first bolt 1, washer 2 with
Turntable slot 9 is carried out conjunction.Outside flange plate 12, block 4 is installed, and closed for 9 with turntable slot by the second bolt 3, washer 2,
Block 4 plays position-limiting action to bar 5.
Referring to Fig. 4, Fig. 5, Fig. 6, when soil pressure case 10 needs repairing, replaces, first by 3 stop nuts 19 to outward turning
It is screwed to suitable position, third bolt 6 of then choosing outward makes bearing 11 be extracted out from 9 endoporus of turntable slot, ensures 11 front end face of bearing
Concordant with 15 inner face of turntable or slightly concave in 15 end face of turntable, extraction distance is determined by stop nut 19.Then it rotates clockwise
5 180 ° of bar makes soil pressure case 10 far from the endoporus of turntable slot 9 to 4 position of block, meanwhile, endoporus is blocked by turntable 15,
The muddy water excavated in storehouse is prevented to pour in.Then back-out the 4th bolt 8, remove protective cover 14, soil pressure case 10 is repaired
Or it replaces.
After waiting for the repair of soil pressure case 10, replacement, installation protective cover 14, third sealing ring 18, and pass through the 4th spiral shell
Bolt 8 is attached fixation.Then 5 180 ° of bar is rotated counterclockwise to 4 position of block, and bearing 11 is made to be directed at the interior of turntable slot 9
Hole is tightened by undersetting 11 and with stop nut 19, to complete the repair and replacement of soil pressure case 10, it is made to resume work
State.
Claims (1)
1. a kind of full face tunnel boring machine rotating disc type soil pressure case more changing device, including the first bolt, washer, the second bolt, gear
Block, bar, third bolt, stay bolt, the 4th bolt, turntable slot, sensor, bearing, flange plate, gasket, protective cover, turntable,
First sealing ring, the second sealing ring, third sealing ring, stop nut, it is characterised in that：Soil pressure case is threadedly secured to
On bearing, third sealing ring is put into the seal groove of protective cover, with three the 4th bolts by protective cover hold-down support, with three
The third bolt of a bearing of choosing is connect with bearing, and bearing is arranged on turntable and is fixed with stay bolt and stop nut, is being turned
First sealing ring is set between dish groove and turntable, the second sealing ring is set between turntable and bearing, at turntable outer end face edge
Gasket and flange plate are installed, and fixed by the first bolt, washer and turntable slot, block is installed, and pass through outside flange plate
Second bolt, washer and turntable slot are fixed, and the bar of position-limiting action has been installed on block top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721799715.3U CN207761646U (en) | 2017-12-21 | 2017-12-21 | A kind of full face tunnel boring machine rotating disc type soil pressure case more changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721799715.3U CN207761646U (en) | 2017-12-21 | 2017-12-21 | A kind of full face tunnel boring machine rotating disc type soil pressure case more changing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207761646U true CN207761646U (en) | 2018-08-24 |
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ID=63188122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201721799715.3U Active CN207761646U (en) | 2017-12-21 | 2017-12-21 | A kind of full face tunnel boring machine rotating disc type soil pressure case more changing device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017933A (en) * | 2019-05-20 | 2019-07-16 | 厦门厦工中铁重型机械有限公司 | A kind of soil pressure case more changing device |
| CN110779647A (en) * | 2019-11-06 | 2020-02-11 | 河海大学 | Embedding device convenient for replacing soil pressure gauge and replacement method of soil pressure gauge |
| CN112483100A (en) * | 2021-01-04 | 2021-03-12 | 中铁工程装备集团有限公司 | Soil pressure sensor, valve replacing tool and replacing method thereof |
| CN113216983A (en) * | 2021-05-28 | 2021-08-06 | 安徽唐兴机械装备有限公司 | Replacing device for earth pressure sensor of push bench |
-
2017
- 2017-12-21 CN CN201721799715.3U patent/CN207761646U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017933A (en) * | 2019-05-20 | 2019-07-16 | 厦门厦工中铁重型机械有限公司 | A kind of soil pressure case more changing device |
| CN110017933B (en) * | 2019-05-20 | 2024-02-06 | 厦门厦工中铁重型机械有限公司 | Soil pressure sensor changing device |
| CN110779647A (en) * | 2019-11-06 | 2020-02-11 | 河海大学 | Embedding device convenient for replacing soil pressure gauge and replacement method of soil pressure gauge |
| CN112483100A (en) * | 2021-01-04 | 2021-03-12 | 中铁工程装备集团有限公司 | Soil pressure sensor, valve replacing tool and replacing method thereof |
| CN112483100B (en) * | 2021-01-04 | 2022-04-05 | 中铁工程装备集团有限公司 | Soil pressure sensor, valve replacing tool and replacing method thereof |
| CN113216983A (en) * | 2021-05-28 | 2021-08-06 | 安徽唐兴机械装备有限公司 | Replacing device for earth pressure sensor of push bench |
| CN113216983B (en) * | 2021-05-28 | 2022-11-15 | 安徽唐兴装备科技股份有限公司 | Device for replacing soil pressure sensor of pipe jacking machine |
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