CN207064381U - A kind of propelling cylinder structure of active articulated shield machine - Google Patents
A kind of propelling cylinder structure of active articulated shield machine Download PDFInfo
- Publication number
- CN207064381U CN207064381U CN201720671983.0U CN201720671983U CN207064381U CN 207064381 U CN207064381 U CN 207064381U CN 201720671983 U CN201720671983 U CN 201720671983U CN 207064381 U CN207064381 U CN 207064381U
- Authority
- CN
- China
- Prior art keywords
- order
- cylinder
- cylinder body
- level
- shield machine
- 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.)
- Active
Links
Abstract
A kind of propelling cylinder structure of active articulated shield machine, including first order cylinder body (1) and second level cylinder body (4), it is characterised in that：The first order cylinder body (1), first order guide sleeve (8), first order piston rod (5) and first order piston (2) including being located at first order cylinder body (1) front end, the second level cylinder body (4), connected including second level piston (6) by screw thread and the cylinder body of the first order (1), cylinder body (1) the outer surface chromium plating process of the first order as second level cylinder body piston rod, wherein：The two-stage stroke of oil cylinder is relatively independent, can individually use.The propelling cylinder structure of active articulated shield machine of the present utility model has oil cylinder modern design, delicate structure, easy to make, on the premise of original installation length is ensured, add the selectivity of oil cylinder stroke so that the advantages of being adapted to the section of jurisdiction of more kinds of projects.
Description
Technical field
A kind of propelling cylinder of shield machine is the utility model is related to, is a kind of active articulated shield machine specifically
Propelling cylinder structure.
Background technology
Conventional shield machine is divided into two kinds in the market：Active radial type (postponing body), passive radial type (pushing away precursor),
The propelling cylinder of active articulated shield machine is generally cylinder body front end flange and fixed, hanging (or the Auxiliary support limit in cylinder body end
Position)；The propelling cylinder of passive articulated shield machine, cylinder body end is fixed.Because the factors such as geology, operating mode, tunnel purposes influence,
Tunnel duct piece length has that 1.25m, 1.5m, 2m etc. are several, and current shield machine is usually that the section of jurisdiction used by project directly customizes
, a kind of section of jurisdiction of size can only be adapted to.During shield machine secondary use, selectable project is just limited by very large；Also
There is a kind of situation to be, designed by most long section of jurisdiction, when section of jurisdiction becomes in short-term, must tear cylinder open increases spacer sleeve to shorten oil cylinder stroke,
This scheme shield body need to become big, and cost increase is a lot, and dismounting oil cylinder must return factory and could carry out, very troublesome.
Therefore the propelling cylinder structure of known shield machine there are problems that above-mentioned a variety of inconvenience and.
The content of the invention
The purpose of this utility model, it is to propose a kind of active articulated shield machine suitable for different tunnel duct piece length
Propelling cylinder structure.
To achieve the above object, technical solution of the present utility model is：
A kind of propelling cylinder structure of active articulated shield machine, oil cylinder is by setting the mounting flange in the middle part of cylinder structure
It is connected with shield machine, rod head end installation support boots equipment, cylinder body tail end is hanging or Auxiliary support, including first order cylinder body
With second level cylinder body, it is characterised in that：
The first order cylinder body, including be located at the first order guide sleeve of first order cylinder body front end, first order piston rod and
First order piston, first order piston rod are slidably matched with first order guide sleeve, and first order piston slides with first order inboard wall of cylinder block
Coordinate, first order cylinder body is divided into the rod chamber and rodless cavity of oil cylinder by first order piston, and first order piston is located at first order work
Stopper rod rear end and it is connected as one structure with first order piston rod；The first order rodless cavity hydraulic fluid port of first order cylinder body is arranged on first
The side of level cylinder body, 13 first order rod chamber hydraulic fluid ports are arranged on the side of first order guide sleeve；
The second level cylinder body, including second level piston are connected by screw thread and the cylinder body of the first order, the cylinder body of the first order
Piston rod of the outer surface chromium plating process as second level cylinder body；The second level rodless cavity hydraulic fluid port of second level cylinder body is arranged on the second level
Cylinder body side, the second level rod chamber hydraulic fluid port of second level cylinder body are arranged on the opposite side of second level cylinder body；
Wherein：The two-stage stroke of oil cylinder is relatively independent, can individually use.
The propelling cylinder structure of active articulated shield machine of the present utility model can also using following technical measures come
Further realize.
The propelling cylinder structure of foregoing active articulated shield machine, wherein the cylinder diameter of the first order cylinder body is 215mm.
The propelling cylinder structure of foregoing active articulated shield machine, wherein the cylinder diameter of the second level cylinder body is 345mm.
The propelling cylinder structure of foregoing active articulated shield machine, wherein the piston rod bar footpath of the second level cylinder body is
270mm。
The propelling cylinder structure of foregoing active articulated shield machine, wherein the first order cylinder body of the propelling cylinder and
Two level cylinder body is the almost equal oil cylinder of thrust.
The propelling cylinder structure of foregoing active articulated shield machine, wherein the first order cylinder body of the propelling cylinder and
The thrust ratio of second level oil cylinder and first order oil cylinder is 0.998 in two level cylinder body, and deviation ensures thrust in the range of 5%
It is stable.
After adopting the above technical scheme, the propelling cylinder structure of active articulated shield machine of the present utility model have it is following
Advantage：
1st, oil cylinder modern design, delicate structure, easy to make；
2nd, the working thrust of the enough stabilizations of guarantee, propulsive performance are excellent；
3rd, the two-stage stroke of oil cylinder is relatively independent, can individually use, and can be selected according to section of jurisdiction demand free switching,
On the premise of original installation length is ensured, the selectivity of oil cylinder stroke is added so that be adapted to the pipe of more kinds of projects
Piece.
Brief description of the drawings
Fig. 1 is the schematic diagram of the propelling cylinder structure of the active articulated shield machine of the utility model embodiment；
Fig. 2 is the partial enlarged drawing of the first order piston portion of the utility model embodiment；
Fig. 3 is the partial enlarged drawing of the second level piston portion of the utility model embodiment；
Fig. 4 is the partial enlarged drawing of the guide sleeve part of the utility model embodiment.
In figure：1 first order cylinder body, 2 first order pistons, 3 second level cylinder bottoms, 4 second level cylinder bodies, 5 first order piston rods, 6
Second level piston, 7 second level guide sleeves, 8 first order guide sleeves, 9 connecting-rod caps, 10 first order rodless cavity hydraulic fluid ports, 11 second level
Rodless cavity hydraulic fluid port, 12 second level rod chamber hydraulic fluid ports, 13 first order rod chamber hydraulic fluid ports, 14 mounting flanges.
Embodiment
With reference to embodiments and its accompanying drawing illustrates further to the utility model.
Embodiment 1
The propelling cylinder structure of active articulated shield machine of the present utility model, oil cylinder is by setting in the middle part of cylinder structure
Welded and installed flange 14 and shield machine are connected, rod head end installation support boots equipment, and cylinder body tail end is hanging or Auxiliary support,
Including first order cylinder body 1 and second level cylinder body 4.
Referring now to Fig. 1, Fig. 1 is showing for the propelling cylinder structure of the active articulated shield machine of the utility model embodiment
It is intended to.As illustrated, the first order cylinder body 1, including it is located at the first order guide sleeve 8 of the front end of first order cylinder body 1, first order work
Stopper rod 5 and first order piston 2, first order piston rod 5 are slidably matched with first order guide sleeve 8, first order piston 2 and the first order
The inwall of cylinder body 1 is slidably matched, and first order cylinder body 1 is divided into the rod chamber and rodless cavity of oil cylinder by first order piston 2, and the first order is lived
Plug 2 is connected as one structure positioned at the rear end of first order piston rod 5 and with first order piston rod 5；The first order of first order cylinder body without
Rod cavity hydraulic fluid port 10 is arranged on the side of first order cylinder body 1, and 13 first order rod chamber hydraulic fluid ports 13 are arranged on the side of first order guide sleeve 8
Side；The cylinder diameter of the first order cylinder body (1) is 215mm.Fig. 2 is the part of the first order piston portion of the utility model embodiment
Enlarged drawing.
Fig. 3 is the partial enlarged drawing of the second level piston portion of the utility model embodiment.The second level cylinder body 4, bag
Include second level piston 6 to connect by the screw thread in the middle part of cylinder structure and the cylinder body of the first order 1, the outer surface of cylinder body 1 of the first order
Piston rod of the chromium plating process as second level cylinder body；The second level rodless cavity hydraulic fluid port 11 of second level cylinder body is arranged on second level cylinder body
4 sides, the second level rod chamber hydraulic fluid port 12 of second level cylinder body are arranged on the opposite side of second level cylinder body 4；The second level cylinder body 4
Cylinder diameter be 345mm.The piston rod bar footpath of the second level cylinder body 4 is 270mm.Fig. 4 is the guiding of the utility model embodiment
Cover the partial enlarged drawing of part.The first order cylinder body 1 and second level cylinder body 4 of the propelling cylinder are the unequal oil cylinders of thrust,
The thrust ratio of second level oil cylinder and first order oil cylinder is 0.998 in the first order cylinder body 1 and second level cylinder body 4 of propelling cylinder, partially
Difference is in the range of 5%.
The two-stage stroke of the oil cylinder of the utility model embodiment is relatively independent, can individually use.
The utility model has substantive distinguishing features and significant technological progress, active articulated shield machine of the present utility model
Propelling cylinder structure, it is oil cylinder modern design, delicate structure, easy to make, on the premise of original installation length is ensured, increase
The selectivity of oil cylinder stroke so that be adapted to the section of jurisdiction of more kinds of projects.
The course of work of the propelling cylinder structure of active articulated shield machine of the present utility model：
When segment assembly is 1.2m or 1.5m, the first level work：When shield machine is pushed ahead, first order rodless cavity enters
Oil, first order piston rod 5 is protruding, can run to first order piston 2 and first order guide sleeve 8 is caused, now shield machine to
Before advance 1650mm.Shield machine is halted, and first order rod chamber oil-feed, first order piston rod 5 is withdrawn completely, is formed
Section of jurisdiction is installed in 1650mm length space.
When segment assembly is 2m, the rodless cavity oil-feed simultaneously of the first order, the second level, the first order equally stretches out 1650mm,
Second level piston rod, i.e. first order cylinder body 1 are also protruding, contact, that is, are stretched out with second level guide sleeve 7 to second level piston 6
The second level forms 500mm, and now connecting-rod cap 9 stretches out 1650+500=2150mm altogether, and shield machine has pushed ahead 2150mm.Shield
Structure machine is halted, and the first order, second level rod chamber oil-feed, the first order, second level piston rod are withdrawn completely, form 2150mm's
Section of jurisdiction is installed in length space.
Above example is only for illustration of the utility model, rather than to limitation of the present utility model, relevant technical field
Technical staff, in the case where not departing from spirit and scope of the present utility model, various conversion or change can also be made.Cause
This, all equivalent technical schemes should also belong to category of the present utility model, should be limited by each claim.
Claims (6)
1. a kind of propelling cylinder structure of active articulated shield machine, oil cylinder is by setting the mounting flange in the middle part of cylinder structure
(14) it is connected with shield machine, rod head end installation support boots equipment, cylinder body tail end is hanging or Auxiliary support, including the first order
Cylinder body (1) and second level cylinder body (4), it is characterised in that：
The first order cylinder body (1), including it is located at the first order guide sleeve (8), first order piston rod of first order cylinder body (1) front end
(5) and first order piston (2), first order piston rod (5) are slidably matched with first order guide sleeve (8), first order piston (2) with
First order cylinder body (1) inwall is slidably matched, and first order cylinder body (1) is divided into the rod chamber and nothing of oil cylinder by first order piston (2)
Rod cavity, first order piston (2) are located at first order piston rod (5) rear end and are connected as one structure with first order piston rod (5)；The
The first order rodless cavity hydraulic fluid port (10) of one-level cylinder body is arranged on the side of first order cylinder body (1), 13 first order rod chamber hydraulic fluid ports
(13) it is arranged on the side of first order guide sleeve (8)；
The second level cylinder body (4), including second level piston (6) are connected by screw thread and the cylinder body of the first order (1), the first order
Piston rod of cylinder body (1) the outer surface chromium plating process as second level cylinder body；The second level rodless cavity hydraulic fluid port (11) of second level cylinder body
Second level cylinder body (4) side is arranged on, the second level rod chamber hydraulic fluid port (12) of second level cylinder body is arranged on second level cylinder body (4)
Opposite side；
Wherein：The two-stage stroke of oil cylinder is relatively independent, can individually use.
2. the propelling cylinder structure of active articulated shield machine as claimed in claim 1, it is characterised in that the first order cylinder
The cylinder diameter of body (1) is 215mm.
3. the propelling cylinder structure of active articulated shield machine as claimed in claim 1, it is characterised in that the second level cylinder
The cylinder diameter of body (4) is 345mm.
4. the propelling cylinder structure of active articulated shield machine as claimed in claim 1, it is characterised in that the second level cylinder
The piston rod bar footpath of body (4) is 270mm.
5. the propelling cylinder structure of active articulated shield machine as claimed in claim 1, it is characterised in that the propelling cylinder
First order cylinder body (1) and second level cylinder body (4) be thrust almost equal oil cylinder.
6. the propelling cylinder structure of active articulated shield machine as claimed in claim 1, it is characterised in that the propelling cylinder
First order cylinder body (1) and second level cylinder body (4) in the thrust ratio of second level oil cylinder and first order oil cylinder be 0.998, deviation exists
In the range of 5%, ensure the stabilization of thrust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720671983.0U CN207064381U (en) | 2017-06-09 | 2017-06-09 | A kind of propelling cylinder structure of active articulated shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720671983.0U CN207064381U (en) | 2017-06-09 | 2017-06-09 | A kind of propelling cylinder structure of active articulated shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207064381U true CN207064381U (en) | 2018-03-02 |
Family
ID=61509540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720671983.0U Active CN207064381U (en) | 2017-06-09 | 2017-06-09 | A kind of propelling cylinder structure of active articulated shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207064381U (en) |
-
2017
- 2017-06-09 CN CN201720671983.0U patent/CN207064381U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203130663U (en) | Guide oil cylinder internally provided with guide rod | |
| CN102705291A (en) | Oil cylinder capable of passing oil by piston rod | |
| CN104214168B (en) | A kind of bilaterally adjustable Quick cylinder of power output | |
| CN207064381U (en) | A kind of propelling cylinder structure of active articulated shield machine | |
| CN108302087A (en) | Long stroke elevating ram | |
| CN202690578U (en) | Rapid oil cylinder | |
| CN204646857U (en) | The multistage hydraulic cylinder that a kind of sectional is flexible | |
| CN204711532U (en) | A kind of Press Fit Device for Wheelset | |
| CN205025861U (en) | Two effect multi -stage cylinder of compact high reliability | |
| CN207111580U (en) | Self-adapting type piston rod and piston coupling structure | |
| CN217582675U (en) | Multi-action thrust cylinder | |
| CN205025864U (en) | Long and thin flexible hydro -cylinder of loop wheel machine | |
| CN203627397U (en) | Erector telescopic oil cylinder | |
| CN205533523U (en) | Two effect pneumatic cylinders of single pole | |
| CN208073898U (en) | A kind of piston DAS sealing is combined the unit with support ring | |
| CN104895863A (en) | Servo hydraulic cylinder with integral cylinder bottom | |
| CN209781340U (en) | Buffer oil cylinder | |
| CN104690478B (en) | A kind of internal clamp | |
| CN104019077A (en) | Oil cylinder with front lug and rear lug | |
| CN214092526U (en) | Novel telescopic oil cylinder | |
| CN207864298U (en) | Oil cylinder | |
| CN202833398U (en) | Combined oil cylinder used for telescopic boom | |
| CN208153439U (en) | Long stroke elevating ram | |
| CN217440426U (en) | High-stability hydraulic oil cylinder | |
| CN209835505U (en) | Long-stroke screw self-locking jack |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |