CN211257121U - Novel improved piston of breaking hammer - Google Patents
Novel improved piston of breaking hammer Download PDFInfo
- Publication number
- CN211257121U CN211257121U CN201922127918.3U CN201922127918U CN211257121U CN 211257121 U CN211257121 U CN 211257121U CN 201922127918 U CN201922127918 U CN 201922127918U CN 211257121 U CN211257121 U CN 211257121U
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- China
- Prior art keywords
- piston
- annular
- annular groove
- inclined plane
- groove
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- Expired - Fee Related
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Abstract
The utility model discloses a novel improvement piston of quartering hammer, including piston post, first annular, first inclined plane annular, concave surface annular, second inclined plane annular, projection, piston seal ring, linking annular. The utility model discloses, first inclined plane annular and second inclined plane annular have been seted up respectively through the side rampart in first annular and the second annular that is used for business turn over hydraulic oil from top to bottom with both sides on the piston post to can increase the hydraulic oil contact pushing face, improve the broken intensity of piece at every turn, set up a plurality of linking annulars and install the piston seal ring that the phase-match cross section is the I shape structure in linking up the annular through the projection both sides on the piston post, can improve the sealed effect of piston sliding.
Description
Technical Field
The utility model relates to a quartering hammer piston specifically is a novel improvement piston of quartering hammer, belongs to quartering hammer technical field.
Background
The hydraulic breaking hammer is called as breaking hammer or breaker for short, the power source of the hydraulic breaking hammer is pressure provided by an excavator, a loader or a pump station, the hydraulic breaking hammer can effectively break stones and rocks in engineering construction, the working efficiency is improved, and the most suitable hydraulic breaking hammer is selected according to the model of the excavator and the operation environment according to the principle of selecting the hydraulic breaking hammer.
The annular inboard that is used for business turn over hydraulic oil on the present quartering hammer piston is mostly the ring lateral wall, under the inconvenient condition of the annular groove depth of keeping, the hydraulic oil contact surface that gets into is less relatively to broken impact force is not strong enough at every turn, and the sliding seal structure remains to be improved between piston and the hydro-cylinder simultaneously. Therefore, a new and improved piston for a demolition hammer is provided to address the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel improvement piston of quartering hammer in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned mesh, a novel improvement piston of quartering hammer, including the piston post, piston post middle part is the projection, and has offered the concave surface annular in the middle part of the projection toroid, a plurality of linking annulars have been offered to the projection toroid impartial distance of concave surface annular both sides, first annular and second annular have been offered respectively to piston post toroid middle part both sides, and the first inclined plane annular has been offered to the side rampart in the first annular, the second inclined plane annular has been offered to the side rampart in the second annular.
Preferably, a piston sealing ring is installed in the concave ring groove, and the cross section of the concave ring groove and the cross section of the piston sealing ring are both in an I-shaped structure.
Preferably, the first annular groove and the first inclined groove form a hydraulic oil upper end inlet and outlet space.
Preferably, the second annular groove and the second inclined groove form a hydraulic oil lower end inlet and outlet space.
Preferably, the annular walls on two sides of the convex column are flush with the annular wall on the other side of the annular groove on the same side.
Preferably, all the annular edges of the piston column are provided with chamfers.
The utility model has the advantages that:
1. this kind of novel improvement piston of quartering hammer reasonable in design has seted up first inclined plane annular and second inclined plane annular respectively through the first annular that is used for business turn over hydraulic oil from top to bottom with both sides on the piston post and the inboard rampart of second annular to can increase the hydraulic oil contact push surface, improve the broken intensity of piece at every turn.
2. This kind of novel improvement piston of quartering hammer reasonable in design sets up a plurality of linking annuluses and installs the piston seal ring that the phase-match cross section is the I shape structure in linking the annular through the projection both sides on the piston post, can improve piston sliding seal effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 inventive exercise.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial cross-sectional view of the overall structure of the present invention;
fig. 3 is a partial enlarged view of the convex pillar structure of the present invention.
In the figure: 1. the piston post, 2, first annular, 21, first inclined plane annular, 3, concave annular, 4, second annular, 41, second inclined plane annular, 5, projection, 51, piston seal ring, 52, link up the annular.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but 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.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-3, a novel improved piston for a breaking hammer includes a piston pillar 1, a convex pillar 5 is disposed in the middle of the piston pillar 1, a concave ring groove 3 is disposed in the middle of a ring surface of the convex pillar 5, a plurality of linking ring grooves 52 are disposed in equal intervals on the ring surfaces of the convex pillar 5 on two sides of the concave ring groove 3, a first ring groove 2 and a second ring groove 4 are disposed on two sides of the ring surface of the piston pillar 1 respectively, a first inclined ring groove 21 is disposed on an inner side ring wall of the first ring groove 2, and a second inclined ring groove 41 is disposed on an inner side ring wall of the second ring groove 4.
A piston sealing ring 51 is arranged in the concave ring groove 3, and the cross section of the concave ring groove 3 and the cross section of the piston sealing ring 51 are both in I-shaped structures; the first annular groove 2 and the first inclined plane groove form a hydraulic oil upper end inlet and outlet space; the second annular groove 4 and the second inclined plane groove form a hydraulic oil lower end inlet and outlet space; the ring walls on two sides of the convex column 5 are flush with the ring wall on the other side of the ring groove on the same side; chamfers are arranged on all annular edges of the piston column 1.
When the utility model is used, the first inclined plane ring groove 21 and the second inclined plane ring groove 41 are respectively arranged on the inner side ring walls of the first ring groove 2 and the second ring groove 4 which are used for the upper and lower access of hydraulic oil on the two sides of the piston column 1, thereby increasing the contact pushing surface of the hydraulic oil and improving the crushing strength of each piece;
a plurality of connecting ring grooves 52 are formed in two sides of the convex column 5 on the piston column 1, and piston sealing rings 51 with matched cross sections in I-shaped structures are arranged in the connecting ring grooves 52, so that the sliding sealing effect of the piston can be improved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. A novel improvement piston of quartering hammer, its characterized in that: including piston post (1), piston post (1) middle part is projection (5), and projection (5) toroid middle part has seted up concave annular groove (3), projection (5) toroid impartial distance of concave annular groove (3) both sides has seted up a plurality of linking annular grooves (52), first annular groove (2) and second annular groove (4) have been seted up respectively to piston post (1) toroid middle part both sides, and first inclined plane annular groove (21) have been seted up to the side rampart in first annular groove (2), second inclined plane annular groove (41) have been seted up to the side rampart in second annular groove (4).
2. The new and improved piston of a demolition hammer as claimed in claim 1, wherein: install piston seal ring (51) in concave annular groove (3), and concave annular groove (3) cross section and piston seal ring (51) cross section are the I shape structure.
3. The new and improved piston of a demolition hammer as claimed in claim 1, wherein: the first annular groove (2) and the first inclined plane groove form a hydraulic oil upper end inlet and outlet space.
4. The new and improved piston of a demolition hammer as claimed in claim 1, wherein: and the second annular groove (4) and the second inclined plane groove form a hydraulic oil lower end inlet and outlet space.
5. The new and improved piston of a demolition hammer as claimed in claim 1, wherein: the ring walls on two sides of the convex column (5) are flush with the ring wall on the other side of the ring groove on the same side.
6. The new and improved piston of a demolition hammer as claimed in claim 1, wherein: chamfers are arranged on all annular edges of the piston column (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127918.3U CN211257121U (en) | 2019-12-02 | 2019-12-02 | Novel improved piston of breaking hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127918.3U CN211257121U (en) | 2019-12-02 | 2019-12-02 | Novel improved piston of breaking hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211257121U true CN211257121U (en) | 2020-08-14 |
Family
ID=71982663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922127918.3U Expired - Fee Related CN211257121U (en) | 2019-12-02 | 2019-12-02 | Novel improved piston of breaking hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211257121U (en) |
-
2019
- 2019-12-02 CN CN201922127918.3U patent/CN211257121U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 Termination date: 20211202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |