CN213323330U - Hydraulic steering gear - Google Patents
Hydraulic steering gear Download PDFInfo
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- CN213323330U CN213323330U CN202021822489.8U CN202021822489U CN213323330U CN 213323330 U CN213323330 U CN 213323330U CN 202021822489 U CN202021822489 U CN 202021822489U CN 213323330 U CN213323330 U CN 213323330U
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- kraft paper
- gasket
- steering gear
- hydraulic steering
- paper gasket
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Abstract
The utility model provides a hydraulic steering gear, including the hydraulic steering gear body, the hydraulic steering gear body includes first bonding surface and second faying face, is equipped with the kraft paper gasket that is used for sealed leak protection between first bonding surface and second faying face, and kraft paper gasket is all laminated to first bonding surface and second faying face, and the through-hole that the fuel feeding passed through is seted up at kraft paper gasket middle part, and a plurality of bolt holes have been seted up at kraft paper gasket's border, and kraft paper gasket passes through bolt hole and first bonding surface and second faying face fixed connection. The utility model discloses utilize tough and tensile water-fast kraft paper to replace traditional iron gasket and add injection structure, only have under the condition of 0.35mm thickness at the kraft paper gasket, sealed joint face is in and need not the inspection of making a round trip when the bolt is tightened, and locking is reliable. The replacement of the gasket is also more convenient, and the maintenance and the management of the production assembly are convenient. The simple kraft paper sealing gasket has the function of effectively adjusting the sealing performance of the sealing joint surface, and can simplify the assembly process and improve the production efficiency.
Description
Technical Field
The utility model relates to a sealed leak protection field of hydraulic steering gear especially relates to a hydraulic steering gear.
Background
In traditional hydraulic steering ware, sealed joint face adopts 2-3 mm's iron gasket and rubber to mould plastics and reaches sealed leak protection effect, because gasket thickness is great, leads to dust and sewage to adhere to joint face department easily in the hydraulic steering ware use throughout the year, in case outer rubber is ageing, the gap can appear in sealed joint face department, leads to infiltration, rusts and oil leak scheduling problem.
There is therefore a need for a new hydraulic steering gear which overcomes the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a hydraulic steering gear to solve hydraulic steering gear's sealed leak protection problem.
The utility model discloses a realize like this:
the utility model provides a hydraulic steering gear, including the hydraulic steering gear body, the hydraulic steering gear body includes first faying face and second faying face, be equipped with the kraft paper gasket that is used for sealed leak protection between first faying face and second faying face, first faying face and second faying face are all laminated the kraft paper gasket, the through-hole that the fuel feeding passes through is seted up at kraft paper gasket middle part, a plurality of bolt holes have been seted up at kraft paper gasket's border, kraft paper gasket passes through each the bolt hole with first faying face and second faying face fixed connection.
Preferably, the kraft paper gasket is annular.
Preferably, the kraft paper gasket includes a plurality of ear plate portions, each of the ear plate portions is distributed at intervals in a circumferential direction of the kraft paper gasket, each of the bolt holes is opened in each of the ear plate portions, and each of the bolt holes corresponds to each of the ear plate portions one to one.
Preferably, the number of the ear plate parts is six, and six ear plate parts are distributed at intervals along the circumferential direction of the kraft paper gasket.
Preferably, the kraft paper mat has a thickness of 0.35 mm.
The utility model discloses following beneficial effect has:
the utility model discloses utilize tough and tensile water-fast kraft paper to replace traditional iron gasket and add injection structure, only have under the condition of 0.35mm thickness at the kraft paper gasket, sealed joint face is in and need not the inspection of making a round trip when the bolt is tightened, and locking is reliable. The replacement of the gasket is also more convenient, and the maintenance and the management of the production assembly are convenient. The simple kraft paper sealing gasket has the function of effectively adjusting the sealing performance of the sealing joint surface, and can simplify the assembly process and improve the production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a kraft paper gasket in a hydraulic steering gear according to an embodiment of the present invention;
fig. 2 is a schematic view of a certain bonding surface of a hydraulic steering gear according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, an embodiment of the present invention provides a hydraulic steering gear, including a hydraulic steering gear body, the hydraulic steering gear body comprises a first combining surface 1 and a second combining surface, a kraft paper gasket 2 for sealing and leakage prevention is arranged between the first combining surface 1 and the second combining surface, the first combination surface 1 and the second combination surface are both attached to the kraft paper gasket 2, the middle part of the kraft paper gasket 2 is provided with a through hole 3 for oil to pass through, the through hole 3 is opposite to the oil through holes on the first combination surface 1 and the second combination surface, the calibers of the three oil through holes are equal, a plurality of bolt holes 4 are arranged at the edge of the kraft paper gasket 2, the first combining surface 1 and the second combining surface are respectively provided with a plurality of bolt holes which are correspondingly matched with the bolt holes 4 one by one, the kraft paper gasket 2 is fixedly connected with the first joint surface 1 and the second joint surface through the bolt holes 4.
In this embodiment, the kraft paper gasket 2 is annular, the kraft paper gasket 2 includes a plurality of ear plate portions 5, each ear plate portion 5 is distributed at intervals along the circumferential direction of the kraft paper gasket 2, each bolt hole 4 is opened in each ear plate portion 5, and each bolt hole 4 corresponds to each ear plate portion 5 one by one. The first combining surface 1 and the second combining surface are both provided with a plurality of ear plate parts which are correspondingly matched with the ear plate parts 5 one by one. Fig. 1 is a schematic view of a kraft paper mat 2, and fig. 2 is a schematic view of a bonding surface of a steel member on one side of the kraft paper mat 2.
In this embodiment, the number of the ear plate parts 5 is six, and six ear plate parts 5 are spaced apart from each other in the circumferential direction of the kraft liner sheet 2.
The utility model discloses in, kraft paper gasket 2's thickness is 0.35mm, and the gap between first faying face 1 and the second faying face is less, is difficult for getting into dust and sewage, and kraft paper gasket 2 does not have the ageing problem of rubber, and kraft paper gasket 2 can play long-term sealed leak-proof effect.
The utility model discloses in, kraft paper gasket 2 except adopting the mode of bolt fastening, can also adopt and carry out supplementary fixed with the mode that first faying face 1 and/or second faying face were pasted.
The utility model discloses in, under the condition that the kraft paper gasket compressed tightly at the machined surface of both sides steel part, kraft paper gasket structure thickness was only 0.35mm, and kraft paper gasket has played waterproof grease proofing slight sealing effect. The kraft paper gasket effectively plays a role in sealing, and can also reduce the cost and reduce the environmental pollution.
The utility model discloses a structure that traditional gasket was replaced to the kraft paper gasket is because: 1. the kraft paper is tough and water-resistant packaging paper, is flexible and strong, has high bursting strength, and can bear large tensile force and pressure without cracking. The kraft paper has stronger performance than common paper and can play a role in long-term sealing. Compared with the traditional iron gasket and injection molding structure, the traditional iron gasket and injection molding structure is easy to age and lose efficacy;
2. the characteristics of thin kraft paper thickness and good toughness are utilized, the problem of sealing failure caused by deformation caused by resonance in the movement process of the whole hydraulic steering gear can be avoided, the structure of a sealing joint is more compact than that of the traditional structure, meanwhile, the water and oil resistance performance is more stable, and under the cooperation of good machining, the sealing degree of the sealing joint surface is improved, so that the sealing performance is reliable and stable.
The utility model discloses utilize tough and tensile water-fast kraft paper to replace traditional iron gasket and add injection structure, only have under the condition of 0.35mm thickness at the kraft paper gasket, sealed joint face is in and need not the inspection of making a round trip when the bolt is tightened, and locking is reliable. The replacement of the gasket is also more convenient, and the maintenance and the management of the production assembly are convenient. The simple kraft paper sealing gasket has the function of effectively adjusting the sealing performance of the sealing joint surface, and can simplify the assembly process and improve the production efficiency.
The utility model discloses an implement the step: and designing a sealing paper gasket structure with a corresponding shape according to the requirements of each sealing joint surface of the hydraulic steering gear. Corresponding bolt holes are punched between the sealing paper gasket and the sealing combination surface, so that bolt hole positioning required by corresponding structures is facilitated; meanwhile, the joint surface is matched with a kraft paper gasket with the thickness of 0.35mm, so that the locking is reliable and the replacement can be convenient. The sealing kraft paper gasket is embedded into the required joint surface and positioned in the bolt hole, the joint surface bolt is tightened, kraft paper is tightly compressed, tightly extended and filled in the whole joint surface, and meanwhile, the gaps of the joint surfaces are detected to be less than 0.1mm, so that the sealing effect of the sealing surface is ensured. The injection molding structure of the traditional gasket is changed into a kraft paper gasket structure, so that the production assembly operation is convenient, the working strength is reduced, and the process production cost management is convenient. The utility model discloses a kraft paper gasket carries out quick seal to the hydraulic steering gear faying face, has improved production efficiency when satisfying sealed requirement.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A hydraulic steering gear, characterized by: the hydraulic steering gear comprises a hydraulic steering gear body, wherein the hydraulic steering gear body comprises a first combining surface and a second combining surface, a kraft paper gasket used for sealing and leakage prevention is arranged between the first combining surface and the second combining surface, the first combining surface and the second combining surface are both attached to the kraft paper gasket, a through hole for oil supply to pass through is formed in the middle of the kraft paper gasket, a plurality of bolt holes are formed in the edge of the kraft paper gasket, and the kraft paper gasket is fixedly connected with the first combining surface and the second combining surface through the bolt holes.
2. The hydraulic steering gear according to claim 1, wherein: the kraft paper gasket is in a circular ring shape.
3. The hydraulic steering gear according to claim 1, wherein: the kraft paper gasket comprises a plurality of ear plate parts, each ear plate part is distributed along the circumferential direction of the kraft paper gasket at intervals, each bolt hole is respectively formed in each ear plate part, and each bolt hole corresponds to each ear plate part one to one.
4. A hydraulic steering gear according to claim 3, wherein: six otic placodes portions are provided, and six otic placodes portions are distributed along the circumferential direction of the kraft paper gasket at intervals.
5. The hydraulic steering gear according to claim 1, wherein: the thickness of the kraft paper gasket is 0.35 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021822489.8U CN213323330U (en) | 2020-08-27 | 2020-08-27 | Hydraulic steering gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021822489.8U CN213323330U (en) | 2020-08-27 | 2020-08-27 | Hydraulic steering gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213323330U true CN213323330U (en) | 2021-06-01 |
Family
ID=76100234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021822489.8U Active CN213323330U (en) | 2020-08-27 | 2020-08-27 | Hydraulic steering gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213323330U (en) |
-
2020
- 2020-08-27 CN CN202021822489.8U patent/CN213323330U/en active Active
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