CN105443135A - Spreading shoe structure of quasi-rectangular shield pushing oil cylinder - Google Patents
Spreading shoe structure of quasi-rectangular shield pushing oil cylinder Download PDFInfo
- Publication number
- CN105443135A CN105443135A CN201511010329.7A CN201511010329A CN105443135A CN 105443135 A CN105443135 A CN 105443135A CN 201511010329 A CN201511010329 A CN 201511010329A CN 105443135 A CN105443135 A CN 105443135A
- Authority
- CN
- China
- Prior art keywords
- bulb
- propelling cylinder
- rectangular shield
- support boots
- spherical
- 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.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0621—Shield advancing devices
Abstract
The invention relates to a spreading shoe structure of a quasi-rectangular shield pushing oil cylinder. The spreading shoe structure comprises a ball, a top plate and a flexible plate, wherein the ball is installed at the end of a piston rod and provided with a spherical surface and an installing surface opposite to the spherical surface, and the spherical surface of the ball corresponds to the piston rod; the top plate is fixed to the installing surface of the ball; the flexible plate is fixed to the top plate. The spherical surface of the ball of the spreading shoe structure is arranged corresponding to the piston rod, and the top plate is connected between installing surfaces; in this way, space needed for the spreading shoe structure is greatly reduced, the installing length of the whole oil cylinder is reduced, then the length of a shield structure is also reduced, the manufacturing cost of a whole set of equipment is lowered, and the cost is effectively lowered. The ball can rotate by 360 degrees, and overall installing of the oil cylinder is facilitated.
Description
Technical field
The present invention relates to propelling cylinder, refer in particular to the support boots structure of a kind rectangular shield propelling cylinder.
Background technology
The support boots structure of the class rectangular shield propelling cylinder of existing shield machine as shown in Figure 1, support boots structure comprises the bulb 12 of the front end being arranged on oil cylinder 11, this bulb 12 is connected with top 13 by installing plate 14, bulb 12 is connected with the front end of oil cylinder 11 by junction plate 15, and between junction plate 15 and installing plate 14, drawknot has theft-resistant link chain.Such support boots structure takes up room greatly, and make the length of shield machine longer, cost is high, and in addition, the bulb in support boots structure is installed complicated.
Summary of the invention
The object of the invention is to the defect overcoming prior art, the support boots structure of a kind rectangular shield propelling cylinder is provided, solve the problem that existing support boots structure takes up room greatly, cost is high and bulb installation is complicated.
The technical scheme realizing above-mentioned purpose is:
The support boots structure of the present invention one kind rectangular shield propelling cylinder, comprising:
Be installed on the bulb of the piston rod end of propelling cylinder, described bulb has spherical and the installed surface relative with described spherical, and the corresponding described piston rod of spherical of described bulb is arranged;
Be fixed on the top board of the installed surface of described bulb; And
Be fixed on the flexible board of described top board.
Bulb is designed to hemispherical by support boots structure of the present invention, corresponding for spherical piston rod is arranged, top board is connected between installed surface, reduce the space needed for support boots structure greatly, shorten the installation length of whole oil cylinder, and then the length of shield structure structure is also shortened, reduce the fabricating cost of whole equipment, effectively save cost.Bulb can 360 ° of rotations, facilitate the integral installation of oil cylinder.
The further improvement of the support boots structure of class rectangular shield propelling cylinder of the present invention is, the center of described bulb is provided with the taper installing hole run through, the aperture of described taper installing hole becomes large gradually from described installed surface to described spherical, described bulb is installed on described piston rod by the mounting screw wearing described installing hole, has adjusting play between described taper installing hole and described mounting screw.
The further improvement of the support boots structure of class rectangular shield propelling cylinder of the present invention is, the corresponding described taper installing hole of described installed surface is provided with the mounting groove for accommodating described mounting screw head.
The further improvement of the support boots structure of class rectangular shield propelling cylinder of the present invention is, the corresponding described spherical in end of described piston rod is provided with the spherical groove matched.
The further improvement of the support boots structure of class rectangular shield propelling cylinder of the present invention is, the axis of described mounting screw overlaps with the center line of the spherical of described bulb.
The further improvement of the support boots structure of class rectangular shield propelling cylinder of the present invention is, the surrounding of described piston rod is provided with multiple limiting plate near end, be provided with position-limit mechanism between described limiting plate and described top board, described position-limit mechanism is used for making described top board homing after load is eliminated.
The further improvement of the support boots structure of class rectangular shield propelling cylinder of the present invention is, described position-limit mechanism comprise be located at described top board the first spacer pin, be located at described limiting plate and the second spacer pin be oppositely arranged with described first spacer pin and the spring being sheathed on described first spacer pin and described second spacer pin, described spring props up to be located between described top board and described limiting plate.
The further improvement of the support boots structure of class rectangular shield propelling cylinder of the present invention is, described piston rod is provided with guard plate near end, and between described guard plate and described top board, drawknot is fixed with theft-resistant link chain.
The further improvement of the support boots structure of class rectangular shield propelling cylinder of the present invention is, the sidepiece that described spherical is connected with described installed surface is provided with the lubricating cup of splendid attire lubrication oil.
The further improvement of the support boots structure of class rectangular shield propelling cylinder of the present invention is, described flexible board is nylon sheet.
Accompanying drawing explanation
Fig. 1 is the sectional view of the support boots structure in existing shield machine on propelling cylinder.
Fig. 2 is the sectional view of the support boots structure of class rectangular shield propelling cylinder of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
The invention provides the support boots structure of a kind rectangular shield propelling cylinder, be arranged on the front end of the piston rod of propelling cylinder, for the ejection force of propelling cylinder is passed to shield machine.The support boots structure of class rectangular shield propelling cylinder of the present invention, bulb is designed to hemispherical, and the end of the corresponding piston rod of spherical is arranged, the installed surface relative with spherical directly connects top board, reduce taking up room of support boots structure greatly, shorten the installation length of whole oil cylinder, the shortening of oil cylinder installation length directly makes the structure length of shield machine shorten, and reduces the fabricating cost of whole equipment.This hemispheric bulb can 360 ° of rotations, facilitate the integral installation of oil cylinder, between top board and fixing limiting plate on the piston rod, be provided with position-limit mechanism, and after load being eliminated by the pre-compression force of uniform spring, top board can be returned to original position.Be described below in conjunction with the support boots structure of accompanying drawing to class rectangular shield propelling cylinder of the present invention.
Consult Fig. 2, show the sectional view of the support boots structure of class rectangular shield propelling cylinder of the present invention.Below in conjunction with Fig. 2, the support boots structure of class rectangular shield propelling cylinder of the present invention is described.
As shown in Figure 2, the support boots structure of class rectangular shield propelling cylinder of the present invention comprises bulb 31, top board 32 and flexible board 33, bulb 31 is arranged on the end of the piston rod 21 of propelling cylinder, this bulb 31 has spherical 311 and the installed surface 312 relative with spherical 311, connected by sidepiece 313 between spherical 311 and installed surface 312, this bulb 31 is hemispherical dome structure, and installed surface 312 wherein and sidepiece 313 are plane.Top board 32 is fixed on the installed surface 312 of bulb 31, the size of top board 31 is greater than the installed surface 312 of bulb 31, the surrounding of top board 31 protrudes out the edge of installed surface 312, the size of top board 31 and the Outside Dimensions of propelling cylinder suitable, flexible board 33 is fixed on top board 32, and flexible board 33 is measure-alike with top board 31.Corresponding for the spherical 311 of bulb 31 piston rod 21 is arranged, greatly reduces support the taking up room of boots structure, shown in composition graphs 1, the total length of existing support boots structure be junction plate 15 end to top board 13 outer end between distance, this distance is 450mm.The length of support boots structure of the present invention be the outermost end of the spherical 311 of bulb 31 to the distance between flexible board outermost end, this distance is 200mm.The space taken needed for support boots structure of the present invention is little, shortens the installation length of whole oil cylinder, and then also shortens the structure length of shield machine, reduce the fabricating cost of whole equipment, have good economic benefit.
The center of bulb 31 is provided with the taper installing hole 314 run through, the aperture of this taper installing hole 314 becomes large gradually from installed surface 312 to spherical 311, bulb 31 is arranged on piston rod 21 by the mounting screw 34 wearing taper installing hole 314, adjusting play is had between taper installing hole 314 and mounting screw 34, make bulb 31 can according to the automatic adjusting angle of load, the maximum permission angle in this adjusting play be 3 °.
Be provided with the mounting groove 315 of accommodating mounting screw 34 head at installed surface 312 corresponding taper installing hole 314, make the head of mounting screw 34 be placed in mounting groove 315 completely, installed surface 312 can be fitted fixing with top board 32 completely.The inwall of mounting groove 315 and the head of mounting screw 34 offset, and the abutment face of the internal face of this mounting groove 315 and the head of mounting screw 34 is suitable, make both fit completely.
The corresponding spherical 311 in end of piston rod 21 is provided with the spherical groove matched, this bulb 31 when mounted, spherical 311 is positioned in spherical groove and namely by mounting screw 34, bulb 31 and piston rod 21 is connected and fixed, this bulb 31 can 360 ° of rotations, make the installation of bulb simple and convenient, also facilitate the integral installation of oil cylinder.Sidepiece 313 setting concordant with the periphery of piston rod 21 of bulb 31.
Preferably, mounting screw 34 is arranged with bulb 31 is concentric, and the axis of mounting screw 34 overlaps with the center line of the spherical 311 of bulb 31, makes bulb 31 can according to the automatic adjusting angle of load, and maximum permission angle is 3 °.
Multiple limiting plate 35 is provided with near the end of installing bulb 31 in the surrounding of piston rod 21, limiting plate 35 is arranged around the periphery of piston rod 21, the outer end of limiting plate 35 is concordant with the outer end of top board 32, position-limit mechanism 36 is relatively located between limiting plate 35 and top board 32, this position-limit mechanism 36, for making top board 32 homing after load is eliminated, makes support boots structure homing then.This position-limit mechanism 36 comprises the first spacer pin 361 be located on top board 32, is located at the second spacer pin 362 on limiting plate 35 and is sheathed on the spring 363 on the first spacer pin 361 and the second spacer pin 362, first spacer pin 361 and the second spacer pin 362 are oppositely arranged, certain interval is installed with between first spacer pin 361 and the second spacer pin 362, the angle of regulation range of bulb 31 is limited by the first spacer pin 361 and the second spacer pin 362, maximum permission angle is 3 °, when reaching maximal regulated angle, the first spacer pin 361 is touched mutually with the second spacer pin 362.363, spring is located between top board 32 and limiting plate 35, makes top board 32 homing by the pre-compression force of spring 363, then makes support boots structure homing.Namely, after load is eliminated, top board 32 and bulb 31 because being produced elastic force by compressing, and then are returned to original position by spring 363.
Be provided with guard plate in the surrounding of piston rod 21 near the end of installing bulb 31, between guard plate and top board 32, drawknot is fixed with theft-resistant link chain 37, there will not be security incident for guaranteeing after mounting screw 34 lost efficacy.Preferably, this guard plate can share with limiting plate 35, choose be positioned at top limiting plate 35 as guard plate, be fixed with theft-resistant link chain 37 at drawknot between the limiting plate 35 and top board 32 at top.
The lubricating cup 38 of splendid attire lubrication oil is provided with, for ensureing that part coordinates lubrication at sidepiece 311 place that the spherical 311 of bulb 31 is connected with installed surface 312.
Flexible board 33 is nylon sheet.Top board 32 is connected and fixed by trip bolt and bulb 31, and nylon sheet is connected and fixed by trip bolt and top board 32.
The beneficial effect of the support boots structure of class rectangular shield propelling cylinder of the present invention is:
Support boots structure requisite space is little, and shorten the installation length of whole oil cylinder, the shortening of oil cylinder installation length directly makes the structure length of shield structure shorten, and reduces the fabricating cost of whole equipment;
Bulb can 360 ° of rotations, facilitate the integral installation of oil cylinder;
The spring arranged by surrounding and spacer pin, can make top board and bulb automatically reply original position;
Mounting screw and bulb are arranged with one heart, and be provided with adjusting play between the installing hole of bulb and mounting screw, make bulb can according to the automatic adjusting angle of load, then in conjunction with the spacer pin that surrounding is arranged, make automatic adjusting angle be 3 ° to the maximum, guarantee the use safety supportting boots structure;
Theft-resistant link chain is set, can avoids, after mounting screw lost efficacy, security incident occurs, guarantee job safety.
Below embodiment is to invention has been detailed description by reference to the accompanying drawings, and those skilled in the art can make many variations example to the present invention according to the above description.Thus, some details in embodiment should not form limitation of the invention, the present invention by the scope that defines using appended claims as protection scope of the present invention.
Claims (10)
1. the support boots structure of a kind rectangular shield propelling cylinder, is characterized in that, comprising:
Be installed on the bulb of the piston rod end of propelling cylinder, described bulb has spherical and the installed surface relative with described spherical, and the corresponding described piston rod of spherical of described bulb is arranged;
Be fixed on the top board of the installed surface of described bulb; And
Be fixed on the flexible board of described top board.
2. the support boots structure of class rectangular shield propelling cylinder as claimed in claim 1, it is characterized in that, the center of described bulb is provided with the taper installing hole run through, the aperture of described taper installing hole becomes large gradually from described installed surface to described spherical, described bulb is installed on described piston rod by the mounting screw wearing described installing hole, has adjusting play between described taper installing hole and described mounting screw.
3. the support boots structure of class rectangular shield propelling cylinder as claimed in claim 2, is characterized in that, the corresponding described taper installing hole of described installed surface is provided with the mounting groove for accommodating described mounting screw head.
4. the support boots structure of class rectangular shield propelling cylinder as claimed in claim 2, is characterized in that, the corresponding described spherical in end of described piston rod is provided with the spherical groove matched.
5. the support boots structure of class rectangular shield propelling cylinder as claimed in claim 2, it is characterized in that, the axis of described mounting screw overlaps with the center line of the spherical of described bulb.
6. the support boots structure of class rectangular shield propelling cylinder as claimed in claim 1, it is characterized in that, the surrounding of described piston rod is provided with multiple limiting plate near end, be provided with position-limit mechanism between described limiting plate and described top board, described position-limit mechanism is used for making described top board homing after load is eliminated.
7. the support boots structure of class rectangular shield propelling cylinder as claimed in claim 6, it is characterized in that, described position-limit mechanism comprise be located at described top board the first spacer pin, be located at described limiting plate and the second spacer pin be oppositely arranged with described first spacer pin and the spring being sheathed on described first spacer pin and described second spacer pin, described spring props up to be located between described top board and described limiting plate.
8. the support boots structure of class rectangular shield propelling cylinder as claimed in claim 1, it is characterized in that, described piston rod is provided with guard plate near end, and between described guard plate and described top board, drawknot is fixed with theft-resistant link chain.
9. the support boots structure of class rectangular shield propelling cylinder as claimed in claim 1, it is characterized in that, the sidepiece that described spherical is connected with described installed surface is provided with the lubricating cup of splendid attire lubrication oil.
10. the support boots structure of class rectangular shield propelling cylinder as claimed in claim 1, it is characterized in that, described flexible board is nylon sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511010329.7A CN105443135B (en) | 2015-12-29 | 2015-12-29 | The support boots structure of class rectangle shield driving oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511010329.7A CN105443135B (en) | 2015-12-29 | 2015-12-29 | The support boots structure of class rectangle shield driving oil cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105443135A true CN105443135A (en) | 2016-03-30 |
| CN105443135B CN105443135B (en) | 2017-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511010329.7A Active CN105443135B (en) | 2015-12-29 | 2015-12-29 | The support boots structure of class rectangle shield driving oil cylinder |
Country Status (1)
| Country | Link |
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| CN (1) | CN105443135B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194197A (en) * | 2016-08-31 | 2016-12-07 | 中国铁建重工集团有限公司 | A kind of tunneler |
| CN106223970A (en) * | 2016-08-31 | 2016-12-14 | 中国铁建重工集团有限公司 | A kind of tunneler |
| CN106285701A (en) * | 2016-08-31 | 2017-01-04 | 中国铁建重工集团有限公司 | A kind of tunneler |
| CN106285706A (en) * | 2016-08-31 | 2017-01-04 | 中国铁建重工集团有限公司 | A kind of tunneler |
| CN107676332A (en) * | 2017-11-06 | 2018-02-09 | 中铁工程装备集团有限公司 | A kind of novel oil cylinder eccentric structure |
| CN107965329A (en) * | 2017-12-25 | 2018-04-27 | 辽宁三三工业有限公司 | A kind of novel support boots structure |
| CN109441465A (en) * | 2018-11-13 | 2019-03-08 | 中国铁建重工集团有限公司 | A kind of shield machine stabilising arrangement and shield machine |
| CN109441496A (en) * | 2019-01-03 | 2019-03-08 | 中铁工程服务有限公司 | A kind of propelling cylinder support shoe apparatus expanding for shield machine |
| CN111255472A (en) * | 2020-02-25 | 2020-06-09 | 山东大学 | TBM automatic escaping and supporting boot system and method for karst cave unfavorable geology |
| CN114045853A (en) * | 2021-12-16 | 2022-02-15 | 徐工集团凯宫重工南京股份有限公司 | Pushing device for sinking type vertical shaft |
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| CN202628671U (en) * | 2012-05-17 | 2012-12-26 | 龙工(上海)液压有限公司 | Stop structure of hydraulic oil cylinder |
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2015
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Patent Citations (8)
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| DE4130293A1 (en) * | 1991-09-12 | 1993-03-18 | Westfalia Becorit Ind Tech | Mining machine spherical bearing - has damper formed by silicon oil in chamber between outer rings carried by hydraulic cylinder |
| RU2057940C1 (en) * | 1992-07-27 | 1996-04-10 | Ясиноватский машиностроительный завод | Tunnel shield |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194197A (en) * | 2016-08-31 | 2016-12-07 | 中国铁建重工集团有限公司 | A kind of tunneler |
| CN106223970A (en) * | 2016-08-31 | 2016-12-14 | 中国铁建重工集团有限公司 | A kind of tunneler |
| CN106285701A (en) * | 2016-08-31 | 2017-01-04 | 中国铁建重工集团有限公司 | A kind of tunneler |
| CN106285706A (en) * | 2016-08-31 | 2017-01-04 | 中国铁建重工集团有限公司 | A kind of tunneler |
| CN107676332A (en) * | 2017-11-06 | 2018-02-09 | 中铁工程装备集团有限公司 | A kind of novel oil cylinder eccentric structure |
| CN107676332B (en) * | 2017-11-06 | 2024-02-02 | 中铁工程装备集团有限公司 | Novel oil cylinder eccentric structure |
| CN107965329A (en) * | 2017-12-25 | 2018-04-27 | 辽宁三三工业有限公司 | A kind of novel support boots structure |
| CN109441465A (en) * | 2018-11-13 | 2019-03-08 | 中国铁建重工集团有限公司 | A kind of shield machine stabilising arrangement and shield machine |
| CN109441496A (en) * | 2019-01-03 | 2019-03-08 | 中铁工程服务有限公司 | A kind of propelling cylinder support shoe apparatus expanding for shield machine |
| CN111255472A (en) * | 2020-02-25 | 2020-06-09 | 山东大学 | TBM automatic escaping and supporting boot system and method for karst cave unfavorable geology |
| CN114045853A (en) * | 2021-12-16 | 2022-02-15 | 徐工集团凯宫重工南京股份有限公司 | Pushing device for sinking type vertical shaft |
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| CN105443135B (en) | 2017-12-08 |
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