CN213361221U

CN213361221U - Waterproof breather valve of electro-hydraulic switch machine

Info

Publication number: CN213361221U
Application number: CN202022196869.1U
Authority: CN
Inventors: 张汝高; 张渝; 赵阳
Original assignee: Chengdu Wantong Quanshun Railway Special Equipment Co Ltd
Current assignee: Chengdu Wantong Quanshun Railway Special Equipment Co Ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-04
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a waterproof breather valve of electricity liquid goat relates to goat technical field. This waterproof breather valve of electro-hydraulic goat, which comprises a housin, install action rod protection tube subassembly and locking rod protection tube subassembly in the casing respectively, and locking rod protection tube subassembly is located action rod protection tube subassembly right side, and the bottom of casing is located fixed mounting between action rod protection tube subassembly and the locking rod protection tube subassembly has waterproof breather valve subassembly, and waterproof breather valve subassembly is including breathing the valve body, and threaded connection has the thin nut of hexagonal on the breather valve body, and one side that breathing the valve body kept away from the thin nut of hexagonal has the breather valve lid through cross recess pan head screw fixed mounting. The waterproof breather valve of the electro-hydraulic switch machine can lead the switch machine box body to ventilate and discharge moisture when the switch machine is not submerged by water, avoid the failure or invalidation of electrical elements in the switch machine due to the fact that the electrical elements are affected with damp, and simultaneously avoid the corrosion of the interior of the switch machine due to the fact that the electrical elements are affected with damp.

Description

Waterproof breather valve of electro-hydraulic switch machine

Technical Field

The utility model relates to a goat technical field specifically is a waterproof breather valve of electricity liquid goat.

Background

The point switch is an important signal basic device for reliably switching the position of the turnout, changing the opening direction of the turnout, locking the switch point and reflecting the position of the turnout, and can well ensure the driving safety, improve the transportation efficiency and improve the labor intensity of driving personnel.

Traditional goat need use the breather valve when using, realizes ventilating through the breather valve, but current goat breather valve, when using, and waterproof performance is not good, and water very easily enters into the breather valve in, influences the use of breather valve, can't satisfy the demand in market.

SUMMERY OF THE UTILITY MODEL

The utility model provides a waterproof breather valve of electricity liquid goat when the goat is not submerged by water logging, can make the interior ventilation exhaust moisture of goat box, avoids the interior electrical elements of goat to produce trouble or inefficacy because of weing, also avoids the goat inside to corrode because of weing simultaneously.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a waterproof breather valve of electric liquid goat, includes the casing, install action pole protection tube subassembly and locking pole protection tube subassembly in the casing respectively, and locking pole protection tube subassembly is located action pole protection tube subassembly right side, the bottom of casing is located fixed mounting has waterproof breather valve subassembly between action pole protection tube subassembly and the locking pole protection tube subassembly, waterproof breather valve subassembly is including breathing the valve body, threaded connection has the thin nut of hexagonal on the breathing the valve body, one side that the thin nut of hexagonal was kept away from to the breathing the valve body has the breathing valve lid through cross recess pan head screw fixed mounting, install the breathing film between breathing the valve body and the breathing valve lid, hand handhole door subassembly is installed at the top of casing.

As an optimized scheme of the utility model, left action pole case and right action pole case are installed respectively to the both sides of casing.

As the utility model discloses an optimal scheme, the bottom cover that is located the casing on the outer wall of action pole protective tube subassembly is equipped with action pole round hole cover, and lies in action pole round hole cover on the outer wall of action pole protective tube subassembly and be equipped with action pole stifled hole circle and felt circle respectively to the stifled hole circle of action pole is located the top of felt circle.

As a preferred scheme of the utility model, the bottom cover that is located the casing on the outer wall of locking pole protection tube subassembly is equipped with the locking pole case, and lies in the locking pole incasement cover on the outer wall of locking pole protection tube subassembly and be equipped with locking pole round hole cover.

As a preferred aspect of the present invention, a locking rod square hole sleeve is provided on the outer wall of the locking rod protection tube assembly at the top of the housing.

As an optimized scheme of the utility model, the bottom fixed mounting of casing has the drain pan, inlay respectively in the drain pan and be equipped with first welt, second welt and third welt.

As an optimized proposal of the utility model, one side of the shell is provided with a junction box component.

The utility model provides a waterproof breather valve of electricity liquid goat. The method has the following beneficial effects:

the waterproof breather valve of the electro-hydraulic switch machine can lead the switch machine box body to ventilate and discharge moisture when the switch machine is not submerged by water, avoid the failure or invalidation of electrical elements in the switch machine due to the fact that the electrical elements are affected with damp, and simultaneously avoid the corrosion of the interior of the switch machine due to the fact that the electrical elements are affected with damp.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a schematic structural view of the bottom case of the present invention;

FIG. 4 is an enlarged view of the point A of FIG. 1 according to the present invention;

fig. 5 is a schematic structural view of the waterproof breather valve assembly of the present invention.

In the figure: 1. a waterproof breather valve assembly; 101. a hexagonal thin nut; 102. a breather valve body; 103. a breather valve cover; 104. a breathing membrane; 2. a terminal block assembly; 3. an actuating rod protection tube assembly; 4. a hand-operated hole cover assembly; 5. a locking rod protection tube assembly; 6. a first liner plate; 7. a second liner plate; 8. a third liner plate; 9. a bottom case; 10. a left action lever box; 11. the action rod is provided with a hole plugging ring; 12. the actuating rod is sleeved with a round hole; 13. a locking rod circular hole sleeve; 14. a locking lever box; 15. a locking rod square hole sleeve; 16. a right action lever box; 17. a housing; 18. a felt loop.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a waterproof breather valve of electro-hydraulic goat, which comprises a housin 17, install action bar protection tube subassembly 3 and locking bar protection tube subassembly 5 in the casing 17 respectively, and locking bar protection tube subassembly 5 is located action bar protection tube subassembly 3 right side, the bottom of casing 17 is located fixed mounting between action bar protection tube subassembly 3 and the locking bar protection tube subassembly 5 has waterproof breather valve subassembly 1, waterproof breather valve subassembly 1 includes breather valve body 102, threaded connection has hexagonal thin nut 101 on the breather valve body 102, there is breather valve lid 103 one side that the hexagonal thin nut 101 was kept away from to breather valve body 102 through cross recess pan head screw fixed mounting, install breathing film 104 between breather valve body 102 and the breather valve lid 103, hand handhole door subassembly 4 is installed at the top of casing 17.

In this embodiment: through the arranged waterproof breather valve component 1, the breather valve of the liquid switch machine can have waterproof effect and improve the waterproof grade, the breather membrane 104 is made of clamped butadiene-acrylonitrile rubber, the breather valve cover 103 is made of stainless steel material, the waterproof breather valve component 1 is provided with a through hole connected into the box body, an immigration type annular sealing strip is arranged between the breather membrane 104 and the breather valve body 102, and the middle bulge part of the breathing film 104 and the breathing valve body 102 are gapped under the normal state, the breathing film 104 has certain flexibility, three ventilation openings are arranged above the breathing film 104, three ventilation openings are arranged below the breathing valve cover 103, gaps are also arranged between the breathing film 104 and the breathing valve cover 103, the breathing valve body 102, the breathing film 104 and the breathing valve cover 103 are connected together through six screws, so that an outer ring is formed into an annular sealing belt, and the waterproof breathing valve assembly 1 is connected onto the box body through threads.

Specifically, the left and right

operation lever boxes

10 and 16 are mounted on both sides of the housing 17.

In this embodiment: the left action rod box 10 and the right action rod box 16 are sleeved on the action rod protection tube component 3 and can limit the action rod protection tube component 3.

Specifically, the bottom of the shell 17 on the outer wall of the actuating rod protection tube assembly 3 is sleeved with an actuating rod circular hole sleeve 12, and the actuating rod circular hole sleeve 12 on the outer wall of the actuating rod protection tube assembly 3 is respectively sleeved with an actuating rod hole plugging ring 11 and a felt ring 18, and the actuating rod hole plugging ring 11 is located above the felt ring 18.

In this embodiment: the action rod hole plugging ring 11 and the felt ring 18 play a role in sealing and protecting.

Specifically, a locking rod box 14 is sleeved on the outer wall of the locking rod protection tube assembly 5 at the bottom of the housing 17, and a locking rod circular hole sleeve 13 is sleeved on the outer wall of the locking rod protection tube assembly 5 in the locking rod box 14.

In this embodiment: locking pole circle hole cover 13 can wrap up locking pole protection tube subassembly 5, plays the guard action.

Specifically, a locking rod square hole sleeve 15 is sleeved on the top of the shell 17 on the outer wall of the locking rod protection tube assembly 5.

In this embodiment: the locking rod square hole sleeve 15 can wrap the upper end of the locking rod protection pipe assembly 5, and the locking rod square hole sleeve 15 is fixedly connected with the shell 17.

Specifically, a bottom shell 9 is fixedly mounted at the bottom of the shell 17, and a first lining plate 6, a second lining plate 7 and a third lining plate 8 are respectively embedded in the bottom shell 9.

In this embodiment: the first lining plate 6, the second lining plate 7 and the third lining plate 8 are distributed on the inner wall of the bottom shell 9 and play a role of setback.

Specifically, the terminal block assembly 2 is mounted to one side of the housing 17.

In this embodiment: the terminal box assembly 2 is used for realizing connection with external lines.

When the switch machine is used, air enters through the three holes below the breathing valve cover 103 under normal conditions, flows through a gap between the breathing film 104 and the breathing valve cover 103, enters a gap between the breathing film 104 and the valve breathing valve body 102 through the three holes above the breathing film 104, and enters the inside of the switch machine box body through the holes on the breathing valve body 102, waterproof breathing valves are arranged on two sides of the switch machine box body, and the aim of discharging moisture is fulfilled through air circulation inside and outside the switch machine box body, when the switch machine is submerged in water, water enters the gap between the breathing valve cover 103 and the breathing film 104 through the three holes below the breathing valve cover 103, because an annular sealing strip is arranged between the breathing film 104 and the valve breathing valve body 102, the water cannot flow into the inside of the switch machine box body, the water level gradually rises, the water generates pressure on the surface of the breathing film 104, because the breathing film 104 has certain flexibility, the convex part of the breathing film 104 can be gradually attached to the breathing valve body, then the hole on the breather valve body 102 is blocked to prevent water from flowing into the box body of the switch machine, so as to achieve the aim of water prevention.

In the present application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first feature or the second feature or indirectly contacting the first feature or the second feature through an intermediate.

Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only 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 lower level than the second feature.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples," or the like, means 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.

Finally, it should be noted that: 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 or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a waterproof breather valve of electro-hydraulic switch machine, includes casing (17), its characterized in that: an action rod protection pipe component (3) and a locking rod protection pipe component (5) are respectively arranged in the shell (17), and the locking rod protection tube component (5) is positioned at the right side of the action rod protection tube component (3), a waterproof breather valve component (1) is fixedly arranged at the bottom of the shell (17) between the action rod protection tube component (3) and the locking rod protection tube component (5), the waterproof breather valve component (1) comprises a breather valve body (102), a hexagonal thin nut (101) is connected to the breather valve body (102) in a threaded manner, a breather valve cover (103) is fixedly arranged on one side of the breather valve body (102) far away from the hexagonal thin nut (101) through a cross-shaped groove pan head screw, a breathing film (104) is arranged between the breathing valve body (102) and the breathing valve cover (103), and a hand hole cover component (4) is arranged at the top of the shell (17).

2. The waterproof breather valve of an electro-hydraulic switch machine according to claim 1, wherein: and a left action rod box (10) and a right action rod box (16) are respectively arranged on two sides of the shell (17).

3. The waterproof breather valve of an electro-hydraulic switch machine according to claim 1, wherein: the bottom cover that is located casing (17) on the outer wall of action bars protection tube subassembly (3) is equipped with action bars circle hole cover (12), and lies in action bars circle hole cover (12) on the outer wall of action bars protection tube subassembly (3) and in the cover respectively be equipped with action bars hole blocking ring (11) and felt circle (18) to action bars hole blocking ring (11) are located the top of felt circle (18).

4. The waterproof breather valve of an electro-hydraulic switch machine according to claim 1, wherein: the bottom cover that is located casing (17) on the outer wall of locking pole protective tube subassembly (5) is equipped with locking pole case (14), and is located locking pole case (14) endotheca and is equipped with locking pole circle hole cover (13) on the outer wall of locking pole protective tube subassembly (5).

5. The waterproof breather valve of an electro-hydraulic switch machine according to claim 1, wherein: the locking rod square hole sleeve (15) is sleeved on the top of the shell (17) on the outer wall of the locking rod protection tube assembly (5).

6. The waterproof breather valve of an electro-hydraulic switch machine according to claim 1, wherein: the bottom fixed mounting of casing (17) has drain pan (9), inlay respectively in drain pan (9) and be equipped with first welt (6), second welt (7) and third welt (8).

7. The waterproof breather valve of an electro-hydraulic switch machine according to claim 1, wherein: and a junction box assembly (2) is arranged on one side of the shell (17).