CN217926853U - Rain shielding device for brake cylinder dust cover and mounting structure of rain shielding device - Google Patents
Rain shielding device for brake cylinder dust cover and mounting structure of rain shielding device Download PDFInfo
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- CN217926853U CN217926853U CN202222011655.1U CN202222011655U CN217926853U CN 217926853 U CN217926853 U CN 217926853U CN 202222011655 U CN202222011655 U CN 202222011655U CN 217926853 U CN217926853 U CN 217926853U
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- umbrella
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- inner ring
- brake cylinder
- dust cover
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Abstract
The utility model discloses a rain shield device and mounting structure thereof for checking cylinder shield. The rain shielding device comprises an umbrella, wherein the umbrella comprises an umbrella inner ring, the outer side of the umbrella inner ring is provided with an umbrella outer edge, the inner side of the umbrella inner ring is provided with an umbrella inner edge, and umbrella air holes are formed in the umbrella inner edge. The mounting structure comprises the rain shielding device and further comprises a dust cover on the front cover, wherein the dust cover is provided with a cover convex part and a cover air hole on the cover convex part, the cover convex part is connected with the inner ring of the umbrella, and the cover air hole is opposite to the umbrella air hole. The utility model has the advantages that: through the rain-proof device at the edge fixed connection of present checking cylinder shield, utilize this rain-proof device can keep off the rainwater that flows down along the shield outside the gas passage opening of shield, trickle the line with gas passage and rainwater and keep apart, the rainwater is inhaled in the cylinder body by the negative pressure that forms in the checking cylinder when effectively preventing that the checking cylinder from alleviating to play water-proof effects, avoid the checking cylinder to arouse abnormal conditions because of intaking to take place, improve driving safety.
Description
Technical Field
The utility model relates to a checking cylinder technical field that keeps off the rain specifically is a rain-proof device and mounting structure for checking cylinder shield.
Background
The brake cylinder is a component of a rail vehicle brake system for converting air pressure into piston thrust. When the air pressure is larger than the piston resistance, the piston assembly moves towards the braking direction to generate braking force.
At present, the shield of existing spinning brake jar does not have the device that keeps off the rain, and at the application in-process, when the brake jar was alleviated, the negative pressure in the brake jar was easily with rainwater suction cylinder body, caused jar interior ponding to lead to abnormal conditions such as cylinder body corrosion, freezing in the jar.
In order to solve the problem of water accumulation in the cylinder, improve the reliability of the spinning brake cylinder and reduce the abnormal situations in the application process, rain shielding equipment for the brake cylinder dust cover needs to be designed urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a rain shield for checking cylinder shield and mounting structure thereof has solved the waterproof problem of checking cylinder shield.
The purpose of the utility model is realized through the following technical scheme:
a rain shield device for a dust cover of a brake cylinder comprises an umbrella shield, wherein the umbrella shield comprises an umbrella inner ring, the outer side of the umbrella inner ring is provided with an umbrella outer edge, the inner side of the umbrella inner ring is provided with an umbrella inner edge, and an umbrella air hole is formed in the umbrella inner edge.
Furthermore, the umbrella inner ring, the umbrella outer edge and the umbrella inner edge are of an integrally formed structure.
Furthermore, the outer side of the umbrella inner ring is in smooth transition to the outer edge of the umbrella, and the inner side of the umbrella inner ring is in smooth transition to the outer edge of the umbrella.
Furthermore, the outer side of the umbrella inner ring is connected with the rear end of the outer edge of the umbrella, and the inner side of the umbrella inner ring is connected with the rear end of the inner edge of the umbrella.
Furthermore, the umbrella inner ring is of a circular truncated cone structure with a large end facing backwards and a small end facing forwards.
Furthermore, the outer edge of the umbrella is of a horn structure with a small end facing backwards and a large end facing forwards.
Furthermore, the inner edge of the umbrella is of a cylindrical structure.
The installation structure of the rain shielding device for the brake cylinder dust cover comprises the rain shielding device for the brake cylinder dust cover and further comprises the dust cover on the front cover, wherein a cover convex part and a cover air hole in the cover convex part are formed in the dust cover, the cover convex part is connected with the umbrella inner ring, and the cover air hole is opposite to the umbrella air hole.
Furthermore, the convex cover part is attached to the inner ring of the umbrella.
Furthermore, a dust filtering component is arranged in the dust cover.
The utility model has the advantages that: through the rain-proof device at the edge fixed connection of present checking cylinder shield, utilize this rain-proof device can keep off the rainwater that flows down along the shield outside the gas passage opening of shield, trickle the line with gas passage and rainwater and keep apart, the rainwater is inhaled in the cylinder body by the negative pressure that forms in the checking cylinder when effectively preventing that the checking cylinder from alleviating to play water-proof effects, avoid the checking cylinder to arouse abnormal conditions because of intaking to take place, improve driving safety.
The main scheme and the further selection schemes of the utility model can be freely combined to form a plurality of schemes, which are the schemes that can be adopted and claimed by the utility model; in addition, the utility model can be freely combined between the (non-conflict selection) selections and other selections. The skilled person will understand that there are many combinations, which are the technical solutions to be protected by the present invention, and the embodiments are not exhaustive, according to the prior art and the common general knowledge.
Drawings
Fig. 1 is a schematic structural view of the umbrella of the present invention.
Fig. 2 is a schematic structural diagram of the mounting structure of the present invention.
In the figure: 1-front cover, 2-dust cover, 3-umbrella-blocking, 4-dust filter, 21-convex cover, 22-cover air hole, 31-inner umbrella ring, 32-outer umbrella edge, 33-inner umbrella edge, and 34-umbrella air hole.
Detailed Description
The invention will be further described with reference to the following specific embodiments and the accompanying drawings.
Example 1
Referring to fig. 1, a rain shield apparatus for a brake cylinder dust cap includes a rain shield 3, the rain shield 3 being a separate component, the rain shield 3 including an inner umbrella ring 31, an outer umbrella ring 32, an inner umbrella ring 33, and umbrella air holes 34.
The outer side of the umbrella inner ring 31 is provided with an umbrella outer edge 32, and the umbrella outer edge 32 shields the outer side to prevent rainwater from directly entering. The inner side of the umbrella inner ring 31 is provided with an umbrella inner edge 33, which prevents rainwater splashed into the umbrella inner ring 31 from entering the umbrella air hole 34 to perform a barrier function. An umbrella air hole 34 at the center is formed on the umbrella inner edge 33, and the umbrella air hole 34 realizes ventilation at the center.
The umbrella inner ring 31, the umbrella outer edge 32 and the umbrella inner edge 33 are of an integrally formed structure, so that the leakage of rainwater caused by gaps among all parts is avoided. The outside smooth transition of umbrella inner ring 31 reaches the rear end of umbrella outer fringe 32, and the inboard smooth transition of umbrella inner ring 31 reaches the rear end of umbrella inner fringe 33, utilizes smooth transition to guarantee the smooth flow of rainwater, avoids the accumulation of rainwater in the corner.
The umbrella inner ring 31 is a circular truncated cone structure with a large end facing backwards and a small end facing forwards so as to realize the joint connection of the umbrella inner ring 31 and the cover convex part 21. The umbrella outer rim 32 is a horn structure with a small end facing backward and a large end facing forward to enlarge the shielding area as much as possible. The umbrella inner rim 33 is of a cylindrical structure to prevent rainwater from flowing through the umbrella air holes 34 directly.
Example 2
Referring to fig. 1 and 2, a mounting structure of a rain shield for a brake cylinder dust cap includes the rain shield for a brake cylinder dust cap of embodiment 1, and further includes a dust cap 2 on an inclined surface of a front cover 1, a dust filter assembly 4 is provided in the dust cap 2, a cover protrusion 21 and a cover air hole 22 on the cover protrusion 21 are provided on the dust cap 2, and the cover protrusion 21 is connected to an umbrella inner ring 31.
The cover convex part 21 is jointed with the umbrella inner ring 31, and the cover convex part 21 is also in a circular truncated cone structure, so that the umbrella inner ring 31 can be tightly jointed on the cover convex part 21, the tight joint can ensure the waterproofness of the gap between the two parts, and the waterproof effect is ensured. The fixing connection method includes, but is not limited to, welding, riveting, and bolting.
The cover air hole 22 is opposite to the umbrella air hole 34, and the fixedly connected umbrella air hole 34 and the cover air hole 22 should be coaxial, but not limited to be coaxial, and a staggered position relationship may exist, or a certain hole is larger or smaller than another hole, as long as the relative communication of the holes is ensured.
The utility model discloses a technical point:
(1) The rainwater that utilizes the device can keep off the dust cap along the rainwater that the dust cap flows down outside the gas passage opening of dust cap, trickles the line with gas passage and rainwater and keeps apart, and the rainwater is inhaled in the cylinder body by the negative pressure that forms in the checking cylinder when effectively preventing that the checking cylinder from alleviating to play waterproof effect.
(2) The rain shield device is provided with a breathing hole which is used for exchanging air in the brake cylinder with atmosphere.
(3) The rain shielding device solves the problem that water enters the brake cylinder from the dust cover, so that water is accumulated in the brake cylinder.
The aforesaid the utility model discloses basic example and each further alternative can the independent assortment in order to form a plurality of embodiments, are the utility model discloses can adopt and claim the embodiment of protection. In the scheme of the utility model, each selection example can be combined with any other basic examples and selection examples at will.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a rain shield for brake cylinder shield, includes keeps off umbrella (3), its characterized in that: the rain-proof umbrella (3) comprises an umbrella inner ring (31), an umbrella outer edge (32) is arranged on the outer side of the umbrella inner ring (31), an umbrella inner edge (33) is arranged on the inner side of the umbrella inner ring (31), and umbrella air holes (34) are formed in the umbrella inner edge (33).
2. The rain shield for a brake cylinder dust cover of claim 1, wherein: the umbrella inner ring (31), the umbrella outer edge (32) and the umbrella inner edge (33) are of an integrally formed structure.
3. A rain shield for a brake cylinder dust cover according to claim 1 or 2, characterised in that: the outer side of the umbrella inner ring (31) is smoothly transited to the umbrella outer edge (32), and the inner side of the umbrella inner ring (31) is smoothly transited to the umbrella outer edge (32).
4. The rain shield for a brake cylinder dust cover of claim 1, wherein: the outer side of the umbrella inner ring (31) is connected with the rear end of the umbrella outer edge (32), and the inner side of the umbrella inner ring (31) is connected with the rear end of the umbrella inner edge (33).
5. A rain shield for brake cylinder dust covers according to claim 1 or 4, characterized in that: the umbrella inner ring (31) is in a circular truncated cone structure with a big end facing backwards and a small end facing forwards.
6. A rain shield for a brake cylinder dust cover according to claim 1 or 4, characterized in that: the outer edge (32) of the umbrella is of a horn structure with a small end facing backwards and a big end facing forwards.
7. A rain shield for a brake cylinder dust cover according to claim 1 or 4, characterized in that: the umbrella inner edge (33) is of a cylindrical structure.
8. A mounting structure of a rain shield for a brake cylinder dust cover, comprising the rain shield for a brake cylinder dust cover according to any one of claims 1 to 7, further comprising a dust cover (2) on the front cover (1), the dust cover (2) being provided with a cover convex portion (21) and a cover air hole (22) on the cover convex portion (21), characterized in that: the cover convex part (21) is connected with the umbrella inner ring (31), and the cover air hole (22) is opposite to the umbrella air hole (34).
9. The structure for mounting a rain shield for a brake cylinder dust cover according to claim 8, characterized in that: the cover convex part (21) is jointed and connected with the umbrella inner ring (31).
10. The mounting structure of a rain shield for a brake cylinder dust cover according to claim 8 or 9, characterized in that: and a dust filtering component (4) is arranged in the dustproof cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222011655.1U CN217926853U (en) | 2022-08-01 | 2022-08-01 | Rain shielding device for brake cylinder dust cover and mounting structure of rain shielding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222011655.1U CN217926853U (en) | 2022-08-01 | 2022-08-01 | Rain shielding device for brake cylinder dust cover and mounting structure of rain shielding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217926853U true CN217926853U (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222011655.1U Active CN217926853U (en) | 2022-08-01 | 2022-08-01 | Rain shielding device for brake cylinder dust cover and mounting structure of rain shielding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217926853U (en) |
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2022
- 2022-08-01 CN CN202222011655.1U patent/CN217926853U/en active Active
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