CN214617273U

CN214617273U - Split type hydraulic cylinder seal cover

Info

Publication number: CN214617273U
Application number: CN202021542089.1U
Authority: CN
Inventors: 范志强
Original assignee: Shenyang Huazhuo Control Technology Co ltd
Current assignee: Shenyang Huazhuo Control Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-11-05
Anticipated expiration: 2030-07-30

Abstract

The utility model provides a split type hydraulic cylinder seal cover relates to hydraulic seal technical field. The utility model discloses an including cylinder body and the piston rod of setting in the cylinder body, wherein, still include seal structure, seal structure includes first seal structure and second seal structure, first seal structure includes gland, seal cover and seal baffle, gland sets up the left end at the cylinder body, seal baffle sets up the left end at the cylinder body, the seal cover sets up on the piston rod, second seal structure includes interior dynamic seal and outer dynamic seal, interior dynamic seal sets up the left end at seal baffle, outer dynamic seal sets up in the seal cover upper end. The utility model discloses a split type structure reduces and makes the degree of difficulty, and processing cost reduces.

Description

Split type hydraulic cylinder seal cover

Technical Field

The utility model relates to a hydraulic seal technical field especially relates to a split type hydraulic cylinder seal cover.

Background

The existing hydraulic oil cylinder has complex sealing structure, large processing difficulty and high manufacturing cost; the sealing element is easy to damage during installation and disassembly; the special tool is needed to disassemble, which causes inconvenience; the amount of compression of the sealing element cannot be adjusted after installation, and excessive clearance or wear is difficult to compensate.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists in the above-mentioned problem, the utility model provides a split type hydraulic cylinder seal cover makes it adopt split type structure, reduces and makes the degree of difficulty, and the processing cost reduces.

In order to solve the problem, the utility model provides a split type hydraulic cylinder seal cover, be in including cylinder body and setting piston rod in the cylinder body, its characterized in that still includes seal structure, seal structure includes first seal structure and second seal structure, first seal structure includes gland, seal cover and seal baffle, gland sets up the left end of cylinder body, seal baffle sets up the left end of cylinder body, seal cover sets up on the piston rod, second seal structure includes interior dynamic seal and external dynamic seal, interior dynamic seal sets up seal baffle's left end, external dynamic seal sets up the seal cover upper end.

Preferably, the cylinder further comprises a static seal, and the static seal is arranged between the sealing sleeve and the cylinder body.

Preferably, the dust-proof seal is arranged between the piston rod and the sealing gland.

Preferably, the sealing sleeve is disposed between the sealing gland and the sealing baffle.

Preferably, the static seal is disposed between the dynamic inner seal and the dynamic outer seal.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model adopts a split structure, reduces the manufacturing difficulty and the processing cost; the split combined structure is easy to install the sealing element, and the sealing element is convenient to install and disassemble; the disassembly and assembly of the sealing element can be completed without special tools; the split structure can realize the adjustment of the compression amount of the sealing element, and the compensation problem under various working conditions is solved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and examples, which are not intended to limit the present invention.

As shown in fig. 1, the embodiment of the utility model discloses an including cylinder body 4 and the piston rod 9 of setting in cylinder body 4, wherein, still include seal structure, seal structure includes first seal structure and second seal structure, first seal structure includes gland 1, seal cover 2 and seal baffle 3, gland 1 sets up the left end at cylinder body 4, seal baffle 3 sets up the left end at cylinder body 4, seal cover 2 sets up on piston rod 9, the second seal structure includes interior dynamic seal 5 and external dynamic seal 7, interior dynamic seal 5 sets up the left end at seal baffle 3, external dynamic seal 7 sets up in seal cover 2 upper ends.

In the embodiment, the device further comprises a static seal 6, and the static seal 6 is arranged between the sealing sleeve 2 and the cylinder body 4.

In this embodiment, a dust seal 8 is disposed between the piston rod 9 and the gland 1.

In this embodiment, the gland 2 is disposed between the gland 1 and the gland plate 3.

In this embodiment, the static seal 6 is disposed between the dynamic seal 5 and the dynamic seal 7.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

In the description of the present specification, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of describing the technical solutions of the present patent and for simplification of the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present patent application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this patent application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this specification, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present specification can be understood by those of ordinary skill in the art as appropriate.

In this specification, unless explicitly stated or limited otherwise, a first feature may be "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it is to be understood that they have been presented by way of example only, and not limitation, and that changes, modifications, substitutions and alterations may be made thereto by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a split type hydraulic cylinder seal cover, includes the cylinder body and sets up piston rod in the cylinder body, its characterized in that still includes seal structure, seal structure includes first seal structure and second seal structure, first seal structure includes gland, seal cover and seal baffle, gland sets up the left end of cylinder body, seal baffle sets up the left end of cylinder body, seal cover sets up on the piston rod, second seal structure includes interior dynamic seal and external dynamic seal, interior dynamic seal sets up seal baffle's left end, external dynamic seal sets up the seal cover upper end.

2. The split hydraulic cylinder gland according to claim 1, further comprising a static seal disposed between the gland and the cylinder.

3. The split hydraulic cylinder gland according to claim 2, further comprising a dust seal disposed between the piston rod and the gland.

4. The split hydraulic ram seal cartridge of claim 3, wherein the seal cartridge is disposed between the seal gland and the seal retainer.

5. The split hydraulic cylinder gland according to claim 4, wherein the static seal is disposed between the inner dynamic seal and the outer dynamic seal.