CN207377905U - A kind of novel oil cylinder eccentric structure - Google Patents
A kind of novel oil cylinder eccentric structure Download PDFInfo
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- CN207377905U CN207377905U CN201721460641.0U CN201721460641U CN207377905U CN 207377905 U CN207377905 U CN 207377905U CN 201721460641 U CN201721460641 U CN 201721460641U CN 207377905 U CN207377905 U CN 207377905U
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- cylinder
- oil cylinder
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- eccentric
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Abstract
The utility model proposes a kind of novel oil cylinder eccentric structures, to solve the problems, such as that conventional non-eccentricity oil cylinder is changed to eccentric oil cylinder in the prior art needs to change oil cylinder cylinder rod, including propelling cylinder, propelling cylinder includes propelling cylinder cylinder body and propelling cylinder cylinder rod, propelling cylinder cylinder rod is connected with support boots, and eccentric ball head is provided between propelling cylinder cylinder rod and support boots；The utility model is transformed into eccentric oil cylinder on the basis of original non-eccentricity cylinder structure is not changed, by increasing component, provides active and effective solution for practice of construction, greatly improves work efficiency, effectively reduce enterprise's production cost.
Description
Technical field
The utility model is related to tunnel shield machine tunneling technique fields, particularly relate to a kind of eccentric knot of novel oil cylinder
Structure.
Background technology
Constructing tunnel shield machine includes shield body, main driving and component structurals, the shield body such as mating mainly include again afterwards
Anterior shield, middle shield and tail shield.At present, at home and abroad in existing underground tunnel project shield-tunneling construction, since the specification of section of jurisdiction is a variety of more
Sample causes the diameter of shield machine and the stroke of propulsion cylinder, arrangement also varied, and such shield machine is adapting to different-diameter, width
During the section of jurisdiction of degree, it is necessary to propelling cylinder be carried out to readjust arrangement.Generally, the propelling cylinder that we will use on shield machine
It is divided into non-eccentricity oil cylinder and two major class of eccentric oil cylinder, is as shown in Figure 1 conventional non-eccentricity oil cylinder design, including propelling cylinder cylinder body
9th, propelling cylinder cylinder rod 10, screw 11, cushion block 12, support boots 17, boots plate 18.In general, under the enabled condition of space, design as far as possible
Using non-eccentricity oil cylinder, so can effectively reduce or avoid unbalance loading, but in some cases, for example, in section of jurisdiction it is expanding after, adjust
With original equipment, the propelling cylinder on middle shield is not readjusted, and only shield body housing is carried out simple expanding, is so promoted oily
Cylinder and section of jurisdiction will will have that pipe sheet assembling is crushed, deformed in work progress, directly affect there are larger offset distance
Security incident can occur under serious conditions for constructing tunnel quality.
Therefore, eccentric design is carried out on the basis of conventional non-eccentricity propelling cylinder, is deposited for solving propelling cylinder with section of jurisdiction
It has been a urgent problem in the problem of larger offset distance.
The content of the invention
The utility model proposes a kind of novel oil cylinder eccentric structure, solve in the prior art by conventional non-eccentricity oil cylinder more
It is changed to the problem of eccentric oil cylinder needs to change oil cylinder cylinder rod.
What the technical solution of the utility model was realized in：
A kind of novel oil cylinder eccentric structure, including propelling cylinder, propelling cylinder includes propelling cylinder cylinder body and propelling cylinder
Cylinder rod, propelling cylinder cylinder rod are connected with support boots, eccentric ball head are provided between propelling cylinder cylinder rod and support boots.
The left end of the propelling cylinder cylinder rod and eccentric ball head is removable to be connected.
Screw is provided in the propelling cylinder cylinder rod, the outside of screw right end is provided with cushion block, and cushion block is connected with sole piece,
Sole piece is connected with link block, and link block connects the left end of eccentric ball head.
The left end of the sole piece is fixedly connected with sleeve, and cushion block is located at sleeve inner.
Cushion block is bolted in the sole piece, and sole piece and sleeve are by being welded to connect.
The eccentric ball head and support boots are connected by the way that axis pin is removable.
The front end of the support boots is connected with boots plate.
The connection mode of the support boots and boots plate is releasable connection, and boots plate material can be rubber, polyurethane or nylon sheet.
The utility model is transformed into partially on the basis of original non-eccentricity cylinder structure is not changed by increasing component
Heart oil cylinder provides active and effective solution for practice of construction, greatly improves work efficiency, and effectively reduces enterprise's life
Produce cost.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structure diagram of the prior art；
Fig. 2 is the structure diagram of embodiment 1；
Fig. 3 is the structure diagram of embodiment 2；
Fig. 4 is the partial enlarged view of Fig. 3.
In figure：7th, middle shield 8, tail shield 9, propelling cylinder cylinder body 10, propelling cylinder cylinder rod 11, screw 12, cushion block 13,
Sleeve 14, sole piece 15, link block 16, eccentric ball head 17, support boots 18, boots plate 19, axis pin 20, section of jurisdiction.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of making the creative labor
All other embodiments obtained shall fall within the protection scope of the present invention.
Embodiment 1
As shown in Fig. 2, the utility model embodiment provides a kind of novel oil cylinder eccentric structure, including propelling cylinder, push away
Include propelling cylinder cylinder body 9 and propelling cylinder cylinder rod 10 into oil cylinder, propelling cylinder cylinder rod 10 is connected with support boots 17, propelling cylinder cylinder
Eccentric ball head 16 is provided between bar 10 and support boots 17.
The left end of the propelling cylinder cylinder rod 10 and eccentric ball head 16 is removable to be connected.
The eccentric ball head 16 and support boots 17 are connected by the way that axis pin 19 is removable.
The front end of the support boots 17 is connected with boots plate 18.
The connection mode of the support boots 17 and boots plate 18 is releasable connection, and 18 material of boots plate can be rubber, polyurethane or Buddhist nun
Imperial plate, boots plate 18 can support onto the end face of section of jurisdiction 20 in the active procedure of propelling cylinder lever 10, rubber, polyurethane or Buddhist nun
The material of imperial plate, which facilitates, absorbs the impact vibration that contact generates, and section of jurisdiction 20 is avoided to be cracked when contacting boots plate 18.
The present embodiment can realize the eccentric design of oil cylinder, and in allowed band, oil cylinder offset can be set as needed；
In actual use, designer need to only determine oil cylinder offset, and oil cylinder producer carries out eccentric design and manufacture, can improve
Production efficiency reduces entreprise cost.
Embodiment 2
As shown in Figure 3 and Figure 4, the utility model embodiment provides a kind of novel oil cylinder eccentric structure, including promoting oil
Cylinder, propelling cylinder include propelling cylinder cylinder body 9 and propelling cylinder cylinder rod 10, and propelling cylinder cylinder rod 10 is connected with support boots 17, promotes
Eccentric ball head 16 is provided between oil cylinder cylinder rod 10 and support boots 17.
Screw 11 is provided in the propelling cylinder cylinder rod 10, the outside of 11 right end of screw is provided with cushion block 12, cushion block 12
Sole piece 14 is connected with, sole piece 14 is connected with link block 15, and link block 15 connects the left end of eccentric ball head 16.
The left end of the sole piece 14 is fixedly connected with sleeve 13, and cushion block 12 is located inside sleeve 13.
Cushion block 12 is bolted in the sole piece 14, and sole piece 14 and sleeve 13 are by being welded to connect.
The eccentric ball head 16 and support boots 17 are connected by the way that axis pin 19 is removable.
The front end of the support boots 17 is connected with boots plate 18.
The connection mode of the support boots 17 and boots plate 18 is releasable connection, and 18 material of boots plate can be rubber, polyurethane or Buddhist nun
Imperial plate.
The present embodiment can be realized carries out certain deviation by the centre of effort of crude oil cylinder（Offset is made by oneself, extensively should have
The property used）, for reducing the center offset distance of oil cylinder action center and section of jurisdiction 20, effectively solve the problems, such as that oil cylinder is broken by unbalance loading and section of jurisdiction
Damage problem.The design realizes non-in the case of not changing original structure by increasing eccentric ball head structure on non-eccentricity oil cylinder
Eccentric oil cylinder is to the rapid conversion of eccentric oil cylinder, and simple and effective, saving is transformed, construction cost.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modifications, equivalent replacements and improvements are made should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of novel oil cylinder eccentric structure, including propelling cylinder, propelling cylinder includes propelling cylinder cylinder body（9）And propelling cylinder
Cylinder rod（10）, propelling cylinder cylinder rod（10）It is connected with support boots（17）, it is characterised in that：Propelling cylinder cylinder rod（10）With support boots（17）
Between be provided with eccentric ball head（16）.
2. a kind of novel oil cylinder eccentric structure according to claim 1, it is characterised in that：The propelling cylinder cylinder rod（10）
And eccentric ball head（16）Left end it is removable be connected.
3. a kind of novel oil cylinder eccentric structure according to claim 1, it is characterised in that：The propelling cylinder cylinder rod（10）
Inside it is provided with screw（11）, screw（11）The outside of right end is provided with cushion block（12）, cushion block（12）It is connected with sole piece（14）, sole piece
（14）It is connected with link block（15）, link block（15）Connect eccentric ball head（16）Left end.
4. a kind of novel oil cylinder eccentric structure according to claim 3, it is characterised in that：The sole piece（14）Left end consolidate
Surely it is connected with sleeve（13）, cushion block（12）Positioned at sleeve（13）It is internal.
5. a kind of novel oil cylinder eccentric structure according to claim 3, it is characterised in that：The sole piece（14）Pass through bolt
Connect cushion block（12）, sole piece（14）And sleeve（13）By being welded to connect.
6. according to a kind of novel oil cylinder eccentric structure of claim 1-5 any one of them, it is characterised in that：The eccentric sphere
Head（16）With support boots（17）Pass through axis pin（19）It is removable to be connected.
7. according to a kind of novel oil cylinder eccentric structure of claim 1-5 any one of them, it is characterised in that：The support boots
（17）Front end be connected with boots plate（18）.
8. a kind of novel oil cylinder eccentric structure according to claim 7, it is characterised in that：The support boots（17）With boots plate
（18）Connection mode for releasable connection, boots plate（18）Material is rubber, polyurethane or nylon sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721460641.0U CN207377905U (en) | 2017-11-06 | 2017-11-06 | A kind of novel oil cylinder eccentric structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721460641.0U CN207377905U (en) | 2017-11-06 | 2017-11-06 | A kind of novel oil cylinder eccentric structure |
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| Publication Number | Publication Date |
|---|---|
| CN207377905U true CN207377905U (en) | 2018-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721460641.0U Active CN207377905U (en) | 2017-11-06 | 2017-11-06 | A kind of novel oil cylinder eccentric structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2017
- 2017-11-06 CN CN201721460641.0U patent/CN207377905U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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