CN215059837U - Mining dump truck suspension oil cylinder inflation valve and mining dump truck - Google Patents
Mining dump truck suspension oil cylinder inflation valve and mining dump truck Download PDFInfo
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- CN215059837U CN215059837U CN202121450658.4U CN202121450658U CN215059837U CN 215059837 U CN215059837 U CN 215059837U CN 202121450658 U CN202121450658 U CN 202121450658U CN 215059837 U CN215059837 U CN 215059837U
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Abstract
The utility model discloses a mining dump truck suspension cylinder inflation valve and a mining dump truck, which comprises a valve cap, a locking nut, a valve body, a core body and an inflation valve core; the inflation valve core is arranged in the core body and communicated with a core body air port on the core body; the core body penetrates into the valve body; the locking nut is rotatably arranged on the valve body and assembled with the core body through the external threads of the core body, and the core body moves up and down in the valve body through rotation of the locking nut; the bonnet is assembled on the top of the core body through the external threads of the core body; the bottom of the core body is provided with a protruding structure, and when the locking nut is screwed to the tightest state, the protruding structure is tightly attached to the bottom opening of the valve body. The technical scheme of the utility model can make the hydro-cylinder inflation valve that hangs also can guarantee sealed effect under high-pressure nitrogen gas strikes operating mode.
Description
Technical Field
The utility model relates to a mining dump truck hangs hydro-cylinder inflation valve belongs to the mining machinery field.
Background
The mining dump truck is a special load-carrying vehicle which is used for completing the tasks of rock earthwork stripping and ore transportation on special roads of surface mines or large civil engineering construction sites and the like and is used for short-distance transportation. The method is widely applied to various open mines, hydroelectric engineering, railway and highway construction engineering and large-scale building engineering. The oil-gas suspension oil cylinder is connected with a frame and an axle of the mining dump truck, is a key stress part and plays a main damping role, transmission oil and nitrogen are filled in the oil-gas suspension oil cylinder, the nitrogen is in direct contact with an inflation valve, and as the mining dump truck is heavy and heavy, the working condition is severe, the pressure peak value of the nitrogen reaches more than 20Mpa, the conventional inflation joint is insufficient in pressure resistance, and the rubber seal is easy to damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mining dump truck hangs hydro-cylinder inflation valve, aim at can make and hang hydro-cylinder inflation valve also can guarantee sealed effect under high-pressure nitrogen gas strikes operating mode through this scheme.
In order to realize the purpose, the utility model discloses a technical scheme is:
the utility model discloses a mining dump truck suspension cylinder inflation valve, which comprises a valve cap, a locking nut, a valve body, a core body and an inflation valve core; the inflation valve core is arranged in the core body and communicated with a core body air port on the core body; the core body penetrates into the valve body; the locking nut is rotatably arranged on the valve body and assembled with the core body through the external threads of the core body, and the core body moves up and down in the valve body through rotation of the locking nut; the bonnet is assembled on the top of the core body through the external threads of the core body; the bottom of the core body is provided with a protruding structure, and when the locking nut is screwed to the tightest state, the protruding structure is tightly attached to the bottom opening of the valve body.
The preferable scheme is as follows: and the outer wall of the bottom of the valve body is provided with a valve body external thread, and the suspension oil cylinder is assembled with the valve body through the valve body external thread.
As the utility model discloses an optimization scheme: and a valve body sealing part used for sealing between the valve body and the suspension oil cylinder is arranged on the outer wall of the valve body.
The preferable scheme is as follows: the inflating valve core is installed inside the core body through the internal threads of the core body.
As the utility model discloses an optimization scheme: and a bonnet sealing component used for sealing between the bonnet and the inflation valve core is arranged in the bonnet.
As the utility model discloses an optimization scheme: and a core body sealing component used for sealing between the valve body and the core body is arranged in the valve body.
The preferable scheme is as follows: the protruding structure is a conical protrusion, and the sealing effect is realized by the contact of a conical surface in the conical protrusion and the bottom opening of the valve body.
The preferable scheme is as follows: the top opening of the valve body is provided with a protrusion at the edge, and the locking nut is provided with an annular groove; the edge bulge is arranged in the annular groove, and the locking nut can rotate on the valve body through the matching of the edge bulge and the annular groove.
As the utility model discloses an optimization scheme: the outer walls of the valve cap, the locking nut and the valve body are all provided with hexagonal structures.
The utility model also discloses a mining dump truck, including hanging the hydro-cylinder, install foretell mining dump truck on the hydro-cylinder and hang hydro-cylinder inflation valve.
The utility model discloses beneficial effect:
the valve cap is internally provided with a sealing part which has the functions of sealing nitrogen and preventing dust and collision; the metal conical surface sealing is generated between the core body and the valve body through the locking nut, the sealing effect is good, and compared with the conventional rubber sealing, the sealing structure cannot be damaged due to high-pressure impact of nitrogen; the inflating valve core is not contacted with the nitrogen in the suspension oil cylinder when in normal work, thereby achieving the purpose of protecting the inflating valve core.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In the drawings:
FIG. 1 is a perspective view of the inflation valve of the suspension cylinder of the mining dump truck of the present invention;
FIG. 2 is a front view of the inflation valve of the suspension cylinder of the mining dump truck of the present invention;
fig. 3 is the cross-sectional view of the utility model discloses a mining dump truck suspension cylinder inflation valve.
The attached drawings are as follows: 1. the valve comprises a valve cap, 2 parts of core external threads, 3 parts of locking nuts, 4 parts of valve bodies, 5 parts of valve body external threads, 6 parts of core bodies, 7 parts of core body air ports, 8 parts of core body sealing parts, 9 parts of valve body sealing parts, 10 parts of inflation valve cores, 11 parts of core body internal threads and 12 parts of valve cap sealing parts.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, 2 and 3, the inflation valve for the suspension cylinder of the mining dump truck comprises a bonnet 1, a locking nut 3, a valve body 4, a core body 6 and an inflation valve core 10; the inflating valve core 10 is arranged in the core body 6, and the inflating valve core 10 is communicated with the core body air port 7 on the core body 6; the core 6 penetrates into the valve body 4; the locking nut 3 is rotatably arranged on the valve body 4 and assembled with the core body 6 through the core body external thread 2, and the core body 6 moves up and down in the valve body 4 by rotating the locking nut 3; the bonnet 1 is assembled on the top of the core body 6 through the core body external thread 2; the bottom of the core body 6 is provided with a convex structure, and when the locking nut 3 is screwed to the tightest state, the convex structure is tightly attached to the bottom opening of the valve body 4; and a valve body external thread 5 is arranged on the outer wall of the bottom of the valve body 4, and the suspension oil cylinder is assembled with the valve body 4 through the valve body external thread 5. In the scheme, the inflation valve core 10 mainly plays a role of a one-way valve during inflation, the inflation valve core 10 is communicated with the core body air port 7 on the core body 6, namely, nitrogen is inflated into the suspension oil cylinder through the inflation valve core 10 and the core body air port 7 during inflation.
As the utility model discloses an optimization scheme: with continued reference to fig. 3, the outer wall of the valve body 4 is provided with a valve body sealing member 9 for sealing between the valve body 4 and the suspension cylinder.
As the utility model discloses an optimization scheme: with continued reference to fig. 3, the interior of the bonnet 1 is provided with a bonnet sealing member 12 that provides an outermost seal and protects the internal inflation valve core 10 from dust and impact.
As the utility model discloses an optimization scheme: as shown in fig. 3, the valve body 4 is provided with a core sealing member 8 for sealing between the valve body 4 and the core 6.
The preferable scheme is as follows: with continued reference to fig. 3, the inflation valve cartridge 10 is mounted within the core 6 via internal core threads 11.
The preferable scheme is as follows: continuing to refer to fig. 3, the protrusion structure is a conical protrusion, a conical surface in the conical protrusion is contacted with the bottom opening of the valve body 4 to form a metal conical surface seal, the metal conical surface seal is a most core seal of the inflation valve, and the inflation valve core 10 in the core body 6 can be isolated from high-pressure nitrogen gas through the metal conical surface seal, so that the inflation valve core 10 is protected.
The preferable scheme is as follows: continuing to refer to fig. 3, the opening at the top of the valve body 4 is provided with a protrusion at the edge, and the locking nut 3 is provided with an annular groove; the edge bulge is arranged in the annular groove, and the locking nut 3 can rotate on the valve body 4 through the matching of the edge bulge and the annular groove.
As the utility model discloses an optimization scheme: with continued reference to fig. 1 and 2, the outer walls of the bonnet 1, the lock nut 3 and the valve body 4 are all provided with a hexagonal structure, so that the operation by a wrench is convenient.
The working process is as follows: when the suspension oil cylinder needs to be inflated through the inflation valve, the valve cap 1 is firstly screwed off, then the locking nut 3 is unscrewed, the core body 6 moves downwards due to the fact that the locking nut 3 is unscrewed, the lower portion of the core body 6 is separated from the lower portion of the valve body 4, at the moment, the valve cap sealing part 12 on the valve cap 1 and the metal conical surface seal between the core body 6 and the valve body 4 disappear, only the inflation valve core 10 plays a sealing effect, nitrogen in the suspension oil cylinder is sealed in the suspension oil cylinder, and at the moment, the suspension oil cylinder can be inflated through the inflation valve; when the locking nut 3 is screwed to the tightest state, and the core body 6 moves to the highest position at the moment, the lower part of the core body 6 is contacted with the lower part of the valve body 4 to form a metal conical surface seal, and the inflation valve core 10 in the core body 6 can be isolated from high-pressure nitrogen through the metal conical surface seal, so that the effect of protecting the inflation valve core 10 is achieved.
In conclusion, the valve cap is internally provided with the sealing component, so that the functions of sealing nitrogen, preventing dust and preventing collision are achieved; the metal conical surface sealing is generated between the core body and the valve body through the locking nut, the sealing effect is good, and compared with the conventional rubber sealing, the sealing structure cannot be damaged due to high-pressure impact of nitrogen; the inflating valve core is not contacted with nitrogen in the suspension oil cylinder when in normal work, thereby achieving the purpose of protecting the inflating valve core; the core external thread adopts national standard thread, so that the universality is strong; the external thread of the valve body adopts fine thread, and the sealing effect is good.
The utility model also discloses a mining dump truck, including hanging the hydro-cylinder, install foretell mining dump truck on the hydro-cylinder and hang hydro-cylinder inflation valve.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those skilled in the art will appreciate that although some embodiments described herein include some features included in other embodiments instead of others, combinations of features of different embodiments are also meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the combination according to the known technical solutions and technical problems to be solved by the present application.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments by utilizing the above technical contents without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical matters of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides a mining dump truck suspension cylinder inflation valve which characterized in that:
comprises a valve cap, a locking nut, a valve body, a core body and an inflation valve core;
the inflation valve core is arranged in the core body and communicated with a core body air port on the core body;
the core body penetrates into the valve body;
the locking nut is rotatably arranged on the valve body and assembled with the core body through the external threads of the core body, and the core body moves up and down in the valve body through rotation of the locking nut;
the bonnet is assembled on the top of the core body through the external threads of the core body;
the bottom of the core body is provided with a protruding structure, and when the locking nut is screwed to the tightest state, the protruding structure is tightly attached to the bottom opening of the valve body.
2. The mining dump truck suspension cylinder inflation valve as claimed in claim 1, characterized in that:
and the outer wall of the bottom of the valve body is provided with a valve body external thread, and the suspension oil cylinder is assembled with the valve body through the valve body external thread.
3. The mining dump truck suspension cylinder inflation valve as claimed in claim 2, characterized in that:
and a valve body sealing part used for sealing between the valve body and the suspension oil cylinder is arranged on the outer wall of the valve body.
4. The mining dump truck suspension cylinder inflation valve as claimed in claim 1, characterized in that:
the inflating valve core is installed inside the core body through the internal threads of the core body.
5. The mining dump truck suspension cylinder inflation valve as claimed in claim 1, characterized in that:
and a bonnet sealing component used for sealing between the bonnet and the inflation valve core is arranged in the bonnet.
6. The mining dump truck suspension cylinder inflation valve as claimed in claim 1, characterized in that:
and a core body sealing component used for sealing between the valve body and the core body is arranged in the valve body.
7. The mining dump truck suspension cylinder inflation valve as claimed in claim 1, characterized in that:
the protruding structure is a conical protrusion, and the sealing effect is realized by the contact of a conical surface in the conical protrusion and the bottom opening of the valve body.
8. The mining dump truck suspension cylinder inflation valve as claimed in claim 1, characterized in that:
the top opening of the valve body is provided with a protrusion at the edge, and the locking nut is provided with an annular groove;
the edge bulge is arranged in the annular groove, and the locking nut can rotate on the valve body through the matching of the edge bulge and the annular groove.
9. The mining dump truck suspension cylinder inflation valve as claimed in claim 1, characterized in that:
the outer walls of the valve cap, the locking nut and the valve body are all provided with hexagonal structures.
10. The mining dump truck comprises a suspension oil cylinder and is characterized in that:
the suspension oil cylinder is provided with the inflation valve of the suspension oil cylinder of the mining dump truck according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121450658.4U CN215059837U (en) | 2021-06-29 | 2021-06-29 | Mining dump truck suspension oil cylinder inflation valve and mining dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121450658.4U CN215059837U (en) | 2021-06-29 | 2021-06-29 | Mining dump truck suspension oil cylinder inflation valve and mining dump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215059837U true CN215059837U (en) | 2021-12-07 |
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ID=79230184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121450658.4U Active CN215059837U (en) | 2021-06-29 | 2021-06-29 | Mining dump truck suspension oil cylinder inflation valve and mining dump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215059837U (en) |
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2021
- 2021-06-29 CN CN202121450658.4U patent/CN215059837U/en active Active
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