CN113982606B - Mosaic pocket anti-overturning single-cylinder supporting shoe - Google Patents
Mosaic pocket anti-overturning single-cylinder supporting shoe Download PDFInfo
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- CN113982606B CN113982606B CN202111237537.6A CN202111237537A CN113982606B CN 113982606 B CN113982606 B CN 113982606B CN 202111237537 A CN202111237537 A CN 202111237537A CN 113982606 B CN113982606 B CN 113982606B
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- supporting
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- 238000007789 sealing Methods 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 7
- 229920001778 nylon Polymers 0.000 claims description 7
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 description 10
- 230000005641 tunneling Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000002146 bilateral effect Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 235000014121 butter Nutrition 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Diaphragms And Bellows (AREA)
Abstract
The invention discloses an embedded pocket anti-overturning single-cylinder supporting shoe, belonging to the technical field of tunnel engineering; the problem that when the oil cylinders are alternately arranged in a single-cylinder and double-cylinder mode in the prior art, the single-cylinder supporting shoe and the adjacent double-cylinder supporting shoe interfere due to the fact that the distance space between the single-cylinder supporting shoe and the double-cylinder supporting shoe is smaller is solved, and the problem that a single-cylinder supporting shoe plate drags out the double-cylinder supporting shoe plate is often caused; the technical scheme includes that the shoe supporting plate comprises a shoe supporting plate body, wherein the shoe supporting plate body is fixedly arranged at the end part of a single oil cylinder, the top of the shoe supporting plate body is inwards concave to form a sinking platform, and an elastic supporting component which is in contact with the inner wall of a tail shield is arranged in the sinking platform; the device aims to solve the deflection problem of the single-cylinder supporting shoe when the distance between the single-cylinder supporting shoe and the double-cylinder supporting shoe of the existing pipe is too small.
Description
Technical Field
The invention belongs to the technical field of tunnel engineering, and particularly relates to an embedded pocket-type anti-overturning single-cylinder supporting shoe.
Background
The shield tunneling machine propulsion system mainly provides a counterforce for the shield to drive the shield forwards, the counterforce is propped against the pipe piece through the propulsion cylinder, the pipe piece is static, the shield is driven to drive forwards through the propulsion cylinder to prop the pipe piece, and the tunneling direction of the shield is changed through adjusting the stroke of the partial area cylinder.
In the shield construction process of tunnel engineering, the arrangement of the propulsion cylinders is also various due to various graduations of the segments, and the arrangement comprises various arrangement modes such as single cylinder arrangement, double cylinder arrangement, single-double cylinder alternative arrangement and the like.
When the cylinders are alternately arranged in a single-cylinder and double-cylinder mode, the tail ends of the two piston rods of the double cylinders generally share one supporting shoe, so that the two piston rods are mutually limited in structure in the extending process of the piston rods, and the deflection action along the circumferential direction of the piston rods cannot occur, namely the circumferential deflection action of the piston rods and the supporting shoes relative to the cylinder body of the cylinders cannot occur in the double pushing cylinders; however, the single-cylinder piston rod has no structure for limiting deflection in the circumferential direction, the piston rod gradually deflects in the circumferential direction under the comprehensive actions of various factors such as piston rod pressure, shoe supporting gravity, non-uniform friction force in the circumferential direction of the piston rod and the like, and further the shoe supporting plate connected with the piston rod is driven to deflect, after the shoe supporting plate of the single cylinder is deflected during construction, the shoe supporting plate of the single cylinder is interfered with the adjacent shoe supporting plate of the double cylinder due to smaller distance space between the shoe supporting plate of the single cylinder and the shoe supporting plate of the double cylinder, so that the phenomenon that the shoe supporting plate of the double cylinder is pulled out by the shoe supporting plate of the single cylinder is caused, and the problems of deviation correction and double cylinder re-fixing are required to be stopped, thereby seriously affecting the construction progress and efficiency.
Through searching, the prior patent number is CN 202833401U's chinese patent, discloses a prevent deflection hydraulic cylinder with direction function, including cylinder, piston rod, piston, preceding cylinder cap and back cylinder cap, the piston rod has the cavity, and the cavity is located back cylinder cap one side opening, is equipped with the direction square steel that one end and back cylinder cap are connected in the cavity. Through setting up the direction square steel in the piston rod for the piston rod is when moving, is guided by the direction square steel and is removed, has prevented because the piston rod receives the phenomenon that produces deflection when radial effort, and it has following defect: the hollow piston rod inevitably reduces the rigidity of the piston rod, so that the bearing capacity is reduced, the structure is complex, and the processing cost is high.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide an embedded pocket anti-overturning single-cylinder supporting shoe, which aims to solve the deflection problem of the single-cylinder supporting shoe when the distance between the single-cylinder supporting shoe and the double-cylinder supporting shoe is too small.
The technical scheme adopted by the invention is as follows:
the utility model provides an embedded pocket type single hydro-cylinder of preventing overturning props boots, includes props the boots board body, prop boots board body fixed mounting and be in single hydro-cylinder tip, prop the one side indent that boots board body is close to the tail shield inner wall and form the platform that sinks, be provided with the elastic support subassembly with tail shield inner wall contact in the platform that sinks.
By adopting the technical scheme, the sinking platform is formed by the concave top of the shoe supporting plate body, the elastic supporting component is embedded in the sinking platform, the left side space and the right side space of the shoe supporting plate are not occupied, the device is suitable for the situation that the limit space between the shoe supporting plates is difficult to install and is positioned in the conventional shoe supporting anti-deflection device, and the elastic supporting component is arranged in the sinking platform of the concave top of the shoe supporting plate body, so that interference to adjacent double oil cylinders can not be generated, the situation that the shoe supporting plates of the double oil cylinders are dragged out together when the single oil cylinders are deflected circumferentially in the extending process of the single oil cylinders is effectively avoided, the shutdown maintenance situation is effectively reduced, and the shield construction efficiency is remarkably improved.
Preferably, the number of the sinking platforms is two, the left and right symmetry is arranged at the top of the shoe supporting plate body, the elastic supporting components are in one-to-one correspondence with the number and the positions of the sinking platforms, and the shoe supporting plate is composed of two elastic shoe supporting limit roller groups which are symmetrically arranged.
By adopting the technical scheme, through the spacing roller train of two elasticity support boots of symmetry on propping boots device, under the circumstances that the shield body is twisted because the torsional moment that the blade disc receives takes place, two spacing roller trains of elasticity support boots support all the time on the tail shield inner wall, the structure of bilateral symmetry setting can bring more excellent structural stability for the elastic support subassembly.
Preferably, the elastic supporting shoe limiting roller set comprises a bottom plate fixedly arranged on the sinking platform, a base with elastic buffering function is fixedly arranged on the bottom plate, a limiting roller is arranged at the top of the base, the limiting roller is fixedly arranged at the top of the base through hinged seats at two ends of the limiting roller, and the height of the limiting roller is higher than that of the supporting shoe plate body. By adopting the preferable technical scheme, under the condition that the shield body is twisted due to torsional moment born by the cutter head, two limiting rollers on the elastic supporting shoe limiting roller group always prop against the inner wall of the tail shield under the action of upward pressure exerted by the base, so that when the supporting shoe plate body is subjected to circumferential deflection in the single oil cylinder stretching process, the two limiting rollers arranged in bilateral symmetry are propped against the inner wall of the tail shield, and the limiting rollers can compress or stretch out under the action of the base, so that the supporting shoe plate body is effectively limited to be subjected to circumferential deflection while axially moving; further, when the tunnel is provided with up-and-down fluctuation, and the shield tunneling machine performs small turning radius tunneling, the piston rod and the tail shield are axially deflected, the distance between the shoe supporting plate and the inner wall of the tail shield is reduced, and the limiting roller arranged at the top of the shoe supporting plate body is compressed and retracted at the moment, so that the elastic supporting assembly is automatically adapted to the position change of the inner wall of the tail shield, and the occurrence of rigid collision or structural interference of the inner wall of the tail shield and the elastic supporting assembly is avoided.
Further, the position of the limiting roller is higher than that of the supporting shoe and is fixed with the position of the supporting shoe plate body. When the shield body twists, make and prop keeping certain distance all the time between boot board body top and the tail shield inner wall, avoided propping boot board body and scraped tail shield inner wall, lead to the phenomenon that the shield body damaged, prolonged the life of equipment, practiced thrift the cost, improved engineering progress to a great extent.
As a further preference, the limiting roller comprises a roller, two ends of the roller are arranged on a hinge seat through self-lubricating bearings, a bolt locating pin is arranged on the hinge seat, and a hole is formed in the bolt locating pin and used for filling butter to assist in lubrication.
Preferably, the base comprises two guide seats symmetrically arranged on the bottom plate and two guide sleeves sleeved on the guide seats, elastic pieces are arranged in the guide seats and the guide sleeves, the upper ends of the elastic pieces are fixedly connected with the guide sleeves, and the lower ends of the elastic pieces are fixedly connected with the guide seats.
Preferably, the elastic member is a metal spring or a rubber spring.
Preferably, a sealing component is arranged at the contact part of the guide seat and the guide sleeve, and the sealing component comprises an O-shaped rubber ring and/or a waterproof nylon sleeve. By adopting the preferable technical scheme, the O-shaped rubber ring and the waterproof nylon sleeve can prevent water and sludge from entering the internal structure of the base.
Preferably, a limiting component is arranged between the guide seat and the guide sleeve and used for preventing relative rotation between the guide sleeve and the guide seat.
Further, the limiting component comprises a limiting groove formed in the side wall of the guide seat and a limiting block protruding out of the side wall of the guide sleeve, and the limiting block is located in the limiting groove. By adopting the preferable technical scheme, the limit block is matched with the limit groove and is used for limiting the guide sleeve to rotate in the horizontal direction and positioning the stroke of the compression of the spring.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. the elastic supporting component is embedded in the sinking platform, so that the left side space and the right side space of the supporting shoe plate are not occupied, the device is suitable for the situation that the limiting space between supporting shoes is difficult to install and locate in a conventional supporting shoe deflection preventing device when the distance between supporting shoes of a single oil cylinder and a double oil cylinder is too small, and the elastic supporting component is arranged in the sinking platform with the concave top of the supporting shoe plate body and cannot interfere with adjacent double oil cylinders.
2. Under the condition that the shield body is twisted due to torsional moment born by the cutter head, two limiting rollers on the elastic supporting shoe limiting roller set always prop against the inner wall of the tail shield under the action of upward pressure applied by the base, so that when the supporting shoe plate body deflects circumferentially in the single oil cylinder stretching process, the two limiting rollers symmetrically arranged on the left and right are propped against the inner wall of the tail shield, and the limiting rollers can compress or stretch out under the action of the base, so that the supporting shoe plate body is effectively limited to deflect circumferentially when moving axially.
3. When the tunnel is fluctuated up and down and the shield machine is used for tunneling with a small turning radius, the piston rod and the tail shield are axially deflected, the distance between the shoe supporting plate and the inner wall of the tail shield is reduced, and the limiting roller arranged at the top of the shoe supporting plate body is compressed and retracted, so that the elastic supporting assembly is automatically adapted to the position change of the inner wall of the tail shield, and the occurrence of rigid collision or structural interference of the inner wall of the tail shield and the elastic supporting assembly is avoided.
4. The position of the limiting roller is higher than that of the supporting shoe and is fixed with the position of the supporting shoe plate body. When the shield body twists, make and prop keeping certain distance all the time between boot board body top and the tail shield inner wall, avoided propping boot board body and scraped tail shield inner wall, lead to the phenomenon that the shield body damaged, prolonged the life of equipment, practiced thrift the cost, improved engineering progress to a great extent.
5. The contact part of the guide seat and the guide sleeve is provided with a sealing assembly, the sealing assembly comprises an O-shaped rubber ring and/or a waterproof nylon sleeve, and the O-shaped rubber ring and the waterproof nylon sleeve can prevent water and sludge from entering the internal structure of the base.
6. The limiting part comprises a limiting groove formed in the side wall of the guide seat and a limiting block protruding out of the side wall of the guide sleeve, wherein the limiting block is located in the limiting groove, and is used for limiting the guide sleeve to rotate in the horizontal direction and positioning the stroke of spring compression through the cooperation of the limiting block and the limiting groove.
Drawings
The invention will now be described by way of example and with reference to the accompanying drawings in which:
FIG. 1 is a mounting block diagram of a single thrust cylinder piston rod in the present invention;
FIG. 2 is a cross-sectional view taken along the A-A plane of FIG. 1;
FIG. 3 is a schematic illustration of a piston rod deflection state of the prior art;
FIG. 4 is a perspective view of an embedded pocket anti-roll single cylinder shoe of the present invention;
FIG. 5 is a perspective view of the flexible support assembly of the present invention;
FIG. 6 is a front view of the resilient support assembly;
fig. 7 is a side view of the resilient support assembly.
Reference numerals
The shoe supporting plate body-1; a single oil cylinder-2; sinking platform-3; an elastic support assembly-4; the elastic supporting shoe limiting roller group-5; a bottom plate-6; a base-7; a limit roller 8; a guide seat-9; a guide sleeve-10; an elastic member-11; a seal assembly-12; limit groove-13; a limiting block to 14; front middle shield-15; tail shield-16; the inner wall of the tail shield is 17; segment-18.
Detailed Description
For the purposes of the embodiments of the present application; the technical scheme and the advantages are more clear, and the technical scheme in the embodiment of the application is clear by combining the drawings in the embodiment of the application; it will be apparent that the embodiments described are only some, but not all, of the embodiments of the present application. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, are intended to be within the scope of the present application.
In the description of the embodiments of the present application, it should be noted that the term "upper"; "Down"; "left"; "right"; "vertical"; "horizontal"; "inner"; the orientation or positional relationship indicated by "external" or the like is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that is conventionally put when the inventive product is used, merely for convenience in describing the present application and simplifying the description, and is not indicative or implying that the device or element to be referred to must have a specific orientation; constructed and operated in a particular orientation and therefore should not be construed as limiting the present application. Furthermore, the term "first"; "second"; "third", etc. are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
The present invention will be described in detail with reference to fig. 1 to 7.
The utility model provides an embedded pocket type single hydro-cylinder of preventing overturning props boots, includes props boots board body 1, prop boots board body 1 fixed mounting and be in single hydro-cylinder 2 tip, prop boots board body 1 back and be provided with the pin for with single hydro-cylinder 2 bulb seat spring installation location, prop the square platform 3 that sinks that the indent formed two symmetries set up in boots board body 1 top, be provided with in the platform that sinks 3 with tail shield inner wall 17 contact's elastic support component 4.
In this embodiment, the number of platform 3 that sinks is two, and bilateral symmetry sets up at the top of propping boots board body 1, the elastic support subassembly 4 with the number and the position one-to-one of platform 3 that sinks, by two elastic support boots spacing roller train 5 that the symmetry set up constitute, under the circumstances that the shield body is twisted because the torsional moment that the blade disc receives takes place, two elastic support boots spacing roller train 5 support all the time on tail shield inner wall 17, and the structure of bilateral symmetry setting can bring more excellent structural stability for elastic support subassembly 4.
In this embodiment, the elastic supporting shoe limiting roller set 5 includes a bottom plate 6 fixedly arranged on the sinking platform 3, a base 7 with elastic buffering function is fixedly arranged on the bottom plate 6, a limiting roller 8 is arranged at the top of the base 7, the limiting roller is fixedly arranged at the top of the base 7 through hinge seats at two ends of the limiting roller, the two limiting rollers 8 always support against the inner wall 17 of the tail shield under the action of upward pressure exerted by the base 7, and the supporting shoe plate body 1 is effectively limited to axially move and simultaneously to circumferentially deflect; the height of the limit roller is higher than that of the shoe supporting plate body 1 and is fixed with the shoe supporting plate body 1. When the shield body twists, make and prop keeping certain distance all the time between boot board body 1 top and the tail shield inner wall 17, avoided propping boot board body 1 to scrape and grind tail shield inner wall 17, lead to the phenomenon that the shield body damaged, prolonged the life of equipment, practiced thrift the cost, improved the engineering progress to a great extent.
As a preferred embodiment, the limit roller 8 comprises a roller, two ends of the roller are mounted on a hinge seat through self-lubricating bearings, a bolt positioning pin is arranged on the hinge seat, and a hole is formed in the bolt positioning pin for filling butter and assisting in lubrication.
As a preferred embodiment, the base 7 includes two guide holders 9 symmetrically disposed on the bottom plate 6, and two guide sleeves 10 sleeved on the guide holders 9, the guide holders 9 and the guide sleeves 10 form a cylindrical cavity, an elastic member 11 is installed in the cylindrical cavity, the elastic member 11 is a metal spring or a rubber spring, the upper end of the elastic member 11 is fixedly connected with the guide sleeves 10, and the lower end of the elastic member is fixedly connected with the guide holders 9, so that an upward pressure is provided for the guide sleeves 10, and the limit roller is tightly attached to the inner wall 17 of the tail shield.
As a preferred embodiment, a sealing assembly 12 is disposed at the contact position between the guide seat 9 and the guide sleeve 10, the sealing assembly 12 includes an O-type rubber ring and/or a waterproof nylon sleeve, and the O-type rubber ring and the waterproof nylon sleeve can prevent water and sludge from entering the internal structure of the base 7.
As a preferred embodiment, a limiting component for preventing relative rotation between the guide sleeve 10 and the guide sleeve 9 is disposed between the guide sleeve 9 and the guide sleeve 10, the limiting component includes a limiting groove 13 formed on a side wall of the guide sleeve 9, and a limiting block 14 protruding from a side wall of the guide sleeve 10, the limiting block 14 is located in the limiting groove 13, and is used for limiting the guide sleeve 10 to rotate in a horizontal direction and positioning a stroke of compression of a spring through cooperation of the limiting block 14 and the limiting groove 13.
Before shield tunneling, firstly, the supporting shoe of the single oil cylinder 2 is ensured to be righted and contacted with the pipe piece 18, so that the thrust of the thrust oil cylinder can completely act on the pipe piece 18; and does not compress the tube 18 seal.
In shield tunneling, the supporting shoe of the single oil cylinder 2 is directly supported on the end face of the duct piece 18, the limiting roller 8 of the elastic supporting component 4 on the upper side of the supporting shoe of the single oil cylinder 2 is abutted against the inner wall 17 of the tail shield under the elastic action of the compression spring, so that the single oil cylinder 2 is prevented from deflecting circumferentially in extension, and the supporting shoe of the single oil cylinder 2 is not contacted with the forward propelled tail shield 16, so that friction is not generated on the tail shield 16. After one-ring tunneling is completed, the pushing oil cylinder is retracted so as to carry out the assembly operation of the pipe piece 18, and when the pushing oil cylinder is retracted, the supporting shoes 5 of the single oil cylinder 2 are righted under the action of the elastic supporting component 4.
When the shield tunneling machine performs small turning radius tunneling, the front middle shield 15 and the tail shield 16 deflect, the piston rod and the tail shield 16 deflect correspondingly to a certain extent, so that the distance between the support shoe and the tail shield inner wall 17 becomes smaller, and at the moment, the roller of the elastic support assembly 4 arranged on the support shoe plate body 1 is pressed and retracted, so that the elastic support shoe limiting roller set 5 automatically adapts to the position change of the tail shield inner wall 17, and the occurrence of rigid collision or structural interference between the tail shield inner wall 17 and the elastic support assembly 4 is avoided.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (4)
1. An embedded pocket anti-overturning single cylinder supporting shoe comprises a supporting shoe plate body (1), wherein the supporting shoe plate body (1) is fixedly arranged at the end part of a single cylinder (2),
one side of the boot supporting plate body (1) close to the tail shield inner wall (17) is concaved inwards to form a sinking platform (3), and an elastic supporting component (4) which is contacted with the tail shield inner wall (17) is arranged in the sinking platform (3);
the number of the sinking platforms (3) is two, and the sinking platforms are symmetrically arranged at the top of the shoe supporting plate body (1) left and right; the elastic supporting component (4) consists of two elastic supporting shoe limiting roller groups (5) which are symmetrically arranged; the elastic supporting shoe limiting roller set (5) comprises a bottom plate (6) fixedly arranged on the sinking platform (3), a base (7) with an elastic buffering function is arranged on the bottom plate (6), and a limiting roller (8) contacted with the tail shield inner wall (17) is arranged at the top of the base (7);
the base (7) comprises two guide seats (9) symmetrically arranged on the bottom plate (6), a guide sleeve (10) is sleeved in each guide seat (9), and elastic pieces (11) are arranged in the guide seats (9) and the guide sleeve (10);
a limiting part is arranged between the guide seat (9) and the guide sleeve (10) and used for preventing the guide sleeve (10) from rotating relative to the guide seat.
2. The mosaic pocket overturn-preventing single cylinder support shoe according to claim 1, wherein a sealing assembly (12) is arranged at the contact part of the guide seat (9) and the guide sleeve (10).
3. A mosaic pocket anti-roll single cylinder stay according to claim 2, wherein the sealing assembly (12) comprises an O-ring and/or a waterproof nylon sleeve.
4. The mosaic type pocket overturning-preventing single cylinder support shoe according to claim 1, wherein the limiting component is arranged on the inner wall of the guide seat (9), a limiting groove (13) is formed in the length direction of the guide seat (9), and a limiting block (14) is arranged on the side wall of the guide sleeve (10), and the limiting block (14) is located in the limiting groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111237537.6A CN113982606B (en) | 2021-10-21 | 2021-10-21 | Mosaic pocket anti-overturning single-cylinder supporting shoe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111237537.6A CN113982606B (en) | 2021-10-21 | 2021-10-21 | Mosaic pocket anti-overturning single-cylinder supporting shoe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113982606A CN113982606A (en) | 2022-01-28 |
| CN113982606B true CN113982606B (en) | 2024-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111237537.6A Active CN113982606B (en) | 2021-10-21 | 2021-10-21 | Mosaic pocket anti-overturning single-cylinder supporting shoe |
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| Country | Link |
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| CN (1) | CN113982606B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2829819A1 (en) * | 2001-09-17 | 2003-03-21 | Luk Lamellen & Kupplungsbau | Automobile energy accumulator rotational oscillation damper comprises two parts able to rotate relative to each other under action of energy accumulator and compress it |
| CN104976181A (en) * | 2015-06-26 | 2015-10-14 | 中国铁建重工集团有限公司 | Structure for avoiding deflection of single propulsion oil cylinder piston rod of shield tunneling machine |
| CN107035379A (en) * | 2017-06-06 | 2017-08-11 | 中铁工程装备集团有限公司 | A kind of single oil cylinder support boots anti-rotation device |
| CN107060782A (en) * | 2017-03-15 | 2017-08-18 | 济南中铁重工轨道装备有限公司 | A kind of novel shield machine propulsion system supports boots anti-rotation lock |
| CN212803232U (en) * | 2020-07-29 | 2021-03-26 | 无锡中铁城轨装备有限公司 | Single-cylinder anti-torsion structure |
| CN113187489A (en) * | 2021-03-19 | 2021-07-30 | 中铁工程装备集团有限公司 | Single-cylinder anti-rotation device and tunneling equipment |
-
2021
- 2021-10-21 CN CN202111237537.6A patent/CN113982606B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2829819A1 (en) * | 2001-09-17 | 2003-03-21 | Luk Lamellen & Kupplungsbau | Automobile energy accumulator rotational oscillation damper comprises two parts able to rotate relative to each other under action of energy accumulator and compress it |
| CN104976181A (en) * | 2015-06-26 | 2015-10-14 | 中国铁建重工集团有限公司 | Structure for avoiding deflection of single propulsion oil cylinder piston rod of shield tunneling machine |
| CN107060782A (en) * | 2017-03-15 | 2017-08-18 | 济南中铁重工轨道装备有限公司 | A kind of novel shield machine propulsion system supports boots anti-rotation lock |
| CN107035379A (en) * | 2017-06-06 | 2017-08-11 | 中铁工程装备集团有限公司 | A kind of single oil cylinder support boots anti-rotation device |
| CN212803232U (en) * | 2020-07-29 | 2021-03-26 | 无锡中铁城轨装备有限公司 | Single-cylinder anti-torsion structure |
| CN113187489A (en) * | 2021-03-19 | 2021-07-30 | 中铁工程装备集团有限公司 | Single-cylinder anti-rotation device and tunneling equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113982606A (en) | 2022-01-28 |
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