Ventilation mechanism for 5.5 KV buried transformer
By designing a ventilation mechanism including ventilation ducts, tube caps, brackets and springs, the problem of blockage of ventilation holes of 5.5KV buried transformer is solved, and convenient cleaning of dust and impurities and improving ventilation effect is achieved, ensuring the continuous equipment Ventilation performance.
Patent Information
- Application Number
- CN202420790765.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-16
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-04-16
AI Technical Summary
The ventilation duct of the 5.5KV buried transformer is prone to blockage of ventilation holes due to the adsorption of external dust and impurities after a long period of use, which is inconvenient to clean and affects the ventilation effect.
A ventilation mechanism is designed, including ventilation ducts, tube caps, brackets, guide rods, springs, drive plates, piercing rods and connecting rods. The drive plates and piercing rods are driven to move simultaneously by pulling down the drive ring plates, and the piercing rods pass through the ventilation holes. Pull out the dust and impurities and use springs to achieve automatic recovery of the ventilation holes to ensure ventilation.
It improves the cleaning convenience and ventilation effect of the ventilation holes, ensuring the continuous ventilation performance of the ventilation duct, especially preventing water from entering when it rains.
Smart Images
Figure CN222281733U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electric power equipment, in particular to a ventilation mechanism for a 5.5KV buried transformer. Background Art
[0002] 5.5KV underground transformer is an industrial equipment suitable for urban environment, especially for densely populated central cities.
[0003] In the prior art, a 5.5KV underground transformer is placed and installed by digging a foundation pit on the ground in advance. The main body of the transformer is buried underground, and a manhole is left above it to allow workers to enter. A ventilation pipe is arranged above it, and air flow is introduced through ventilation holes opened on the surface of the ventilation pipe to achieve ventilation.
[0004] However, after the ventilation duct has been used for a long time, dust and impurities in the external air are easily adsorbed on the ventilation holes, causing the ventilation holes to be blocked, making it inconvenient to clean, thereby affecting the ventilation effect. Utility Model Content
[0005] The purpose of the utility model is to provide a ventilation mechanism for a 5.5KV underground transformer, so as to solve the problem proposed in the above-mentioned background technology that after the ventilation pipe is used for a long time, dust and impurities in the external air are easily adsorbed at the ventilation holes, causing the ventilation holes to be blocked, making it inconvenient to clean, thereby affecting the ventilation effect.
[0006] To achieve the above object, the utility model provides the following technical solution: a ventilation mechanism for a 5.5KV buried transformer, the ventilation mechanism for a 5.5KV buried transformer comprising:
[0007] A ventilation pipe; a pipe cap is provided on the surface of the ventilation pipe, and a ventilation hole is opened on the surface of the pipe cap;
[0008] The bracket has a guide rod on its surface, and a spring is sleeved on the guide rod; and
[0009] The driving plate is provided with a thorn rod and a connecting rod on the surface of the driving plate, a driving ring plate is provided on the surface of the connecting rod, and a through hole is opened on the surface of the driving plate.
[0010] Preferably, the ventilation pipe is fixed on the top surface of the .KV buried transformer body, and the ventilation pipe is communicated with the inside of the .KV buried transformer body, the pipe cap is fixed on the top surface of the ventilation pipe, the pipe cap is communicated with the ventilation pipe, and the diameter of the pipe cap is larger than the diameter of the ventilation pipe, a plurality of ventilation holes are opened, and the plurality of ventilation holes are evenly distributed on the bottom surface of the pipe cap, and a skirt is provided below the outer surface of the pipe cap.
[0011] Preferably, the bracket is arranged above the interior of the ventilation pipe, and the bracket includes a circular plate, and the side wall of the circular plate is integrally formed with multiple extension plates, the outer ends of the extension plates are fixed on the inner wall surface of the ventilation pipe, the bottom end of the guide rod is fixed on the middle of the upper surface of the bracket, and the top end of the guide rod is fixed on the middle of the inner top surface of the pipe cap.
[0012] Preferably, there are multiple thorn rods, which are evenly fixed on the bottom surface of the drive plate, there are multiple connecting rods, which are evenly fixed on the bottom surface of the drive plate, the drive ring plate is arranged below the connecting rods, and the bottom ends of the connecting rods are fixed on the surface of the drive ring plate, and the through hole is opened in the middle of the surface of the drive plate. Preferably, the drive plate is arranged inside the pipe cap, the guide rod is arranged in the through hole, and the top end of the spring is supported on the lower surface of the drive plate.
[0013] Preferably, the thorn rod and the ventilation hole are in a corresponding state, the thorn rod is arranged above the ventilation hole, the lower end of the connecting rod passes through the bottom surface of the pipe cap, and the drive ring plate is arranged below the bottom surface of the pipe cap.
[0014] Compared with the prior art, the beneficial effects of the utility model are:
[0015] The utility model proposes a ventilation mechanism for a 5.5KV underground transformer. When the 5.5KV underground transformer is in use, ventilation is performed through the ventilation pipe and the ventilation holes opened at the bottom of the pipe cap. The driving plate is driven downward by pulling down the driving ring plate to drive the connecting rod to move downward. When the driving plate moves, the thorn rod moves synchronously with it. When the lower end of the thorn rod passes through the corresponding ventilation hole, the dust and impurities blocked in the ventilation hole are pushed out, so as to facilitate the cleaning of the dust and impurities and improve the ventilation effect. After cleaning, the driving ring plate is loosened, and the driving plate is moved upward by the elastic support of the spring, so as to drive the thorn rod to move above the ventilation hole to ensure the ventilation of the ventilation hole and improve the use effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;
[0017] Figure 2 This is a bottom view schematic diagram of the ventilation mechanism of the utility model;
[0018] Figure 3 It is a cross-sectional schematic diagram of the ventilation mechanism of the utility model;
[0019] Figure 4 It is a schematic diagram of the stabbing rod mechanism of the utility model.
[0020] In the figure: 5.5KV buried transformer body 1, pipe cap 2, ventilation pipe 3, connecting rod 4, drive ring plate 5, ventilation hole 6, bracket 7, thorn rod 8, drive plate 9, spring 10, guide rod 11, through hole 12. DETAILED DESCRIPTION
[0021] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0022] Embodiment 1
[0023] See also Figure 1-Figure 4 ,The utility model provides a technical solution: a ventilation mechanism for a 5.5KV buried transformer;
[0024] In order to improve the convenience of cleaning the impurities blocked in the ventilation hole 6, the ventilation pipe 3 is fixed on the top surface of the 5.5KV buried transformer body 1, the surface of the ventilation pipe 3 is provided with a pipe cap 2, the surface of the pipe cap 2 is provided with a ventilation hole 6, the surface of the bracket 7 is provided with a guide rod 11, the bracket 7 is arranged above the inside of the ventilation pipe 3, the bracket 7 includes a circular plate, the side wall of the circular plate is integrally formed with a plurality of extension plates, the outer end of the extension plate is fixed on the inner wall surface of the ventilation pipe 3, the bottom end of the guide rod 11 is fixed to the middle of the upper surface of the bracket 7, the top end of the guide rod 11 is fixed to the middle of the inner top surface of the pipe cap 2, the surface of the drive plate 9 is provided with a thorn rod 8 and a connecting rod 4, the surface of the connecting rod 4 is provided with a drive ring plate 5, A through hole 12 is provided on the surface of the drive plate 9, the drive plate 9 is arranged inside the pipe cap 2, the guide rod 11 is arranged in the through hole 12, the lower end of the connecting rod 4 penetrates the bottom surface of the pipe cap 2, and the drive ring plate 5 is arranged below the bottom surface of the pipe cap 2; when the 5.5KV buried transformer is in use, ventilation is carried out through the ventilation pipe 3 and the ventilation hole 6 opened at the bottom of the pipe cap 2, and the connecting rod 4 is driven by pulling down the drive ring plate 5 to drive the drive plate 9 to move downward. When the drive plate 9 moves, the thorn rod 8 follows it to move synchronously. When the lower end of the thorn rod 8 passes through the corresponding ventilation hole 6, the dust and impurities blocked in the ventilation hole 6 will be pushed out, so as to realize the convenience of cleaning the dust and impurities and improve its ventilation effect.
[0025] Embodiment 2
[0026] On the basis of Example 1, in order to improve the use effect of the pipe cap 2, a spring 10 is sleeved on the guide rod 11, and the top end of the spring 10 is supported on the lower surface of the drive plate 9. The drive ring plate 5 is loosened, and the drive plate 9 is moved upward by the elastic support of the spring 10, driving it to restore, and driving the thorn rod 8 to move above the ventilation hole 6 to ensure the ventilation of the ventilation hole 6. The skirt arranged below the outer surface of the pipe cap 2 effectively plays a hydrophobic role and has a waterproof effect on rainy days to prevent water from entering the inside of the pipe cap, thereby effectively improving its use effect.
[0027] In actual use, the 5.5KV buried transformer is ventilated through the ventilation pipe 3 and the ventilation hole 6 opened at the bottom of the pipe cap 2. The connecting rod 4 is driven to drive the driving plate 9 to move downward by pulling down the driving ring plate 5. When the driving plate 9 moves, the thorn rod 8 follows it to move synchronously. When the lower end of the thorn rod 8 passes through the corresponding ventilation hole 6, the dust and impurities blocked in the ventilation hole 6 will be pushed out, so as to facilitate the cleaning of dust and impurities and improve its ventilation effect; after cleaning, the driving ring plate 5 is loosened, and the driving plate 9 is moved upward by the elastic support of the spring 10, driving it to restore, and driving the thorn rod 8 to move to the top of the ventilation hole 6 to ensure the ventilation of the ventilation hole 6. The skirt arranged below the outer surface of the pipe cap 2 effectively plays a hydrophobic role, and plays a waterproof effect on rainy days to prevent water from entering the inside of the pipe cap, thereby effectively improving its use effect.
[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A ventilation mechanism for a 5.5KV underground transformer, characterized in that: The ventilation mechanism for the 5.5KV underground transformer comprises: A ventilation pipe (3); a pipe cap (2) is provided on the surface of the ventilation pipe (3), and a ventilation hole (6) is opened on the surface of the pipe cap (2); A support (7); a guide rod (11) is provided on the surface of the support (7), and a spring (10) is sleeved on the guide rod (11); and A drive plate (9); a thorn rod (8) and a connecting rod (4) are provided on the surface of the drive plate (9); a drive ring plate (5) is provided on the surface of the connecting rod (4); and a through hole (12) is opened on the surface of the drive plate (9).
2. The ventilation mechanism for a 5.5KV underground transformer according to claim 1, characterized in that: The ventilation pipe (3) is fixed on the top surface of the 5.5KV buried transformer body (1), and the ventilation pipe (3) and the interior of the 5.5KV buried transformer body (1) are in communication. The pipe cap (2) is fixed on the top surface of the ventilation pipe (3), the pipe cap (2) and the ventilation pipe (3) are in communication, and the diameter of the pipe cap (2) is greater than the diameter of the ventilation pipe (3). A plurality of ventilation holes (6) are provided, and the plurality of ventilation holes (6) are evenly distributed on the bottom surface of the pipe cap (2), and a skirt is provided below the outer surface of the pipe cap (2).
3. The ventilation mechanism for a 5.5KV underground transformer according to claim 1, characterized in that: The bracket (7) is arranged above the inside of the ventilation pipe (3), and the bracket (7) comprises a circular plate, and a plurality of extension plates are integrally formed on the side wall of the circular plate, and the outer ends of the extension plates are fixed to the inner wall surface of the ventilation pipe (3), the bottom end of the guide rod (11) is fixed to the middle of the upper surface of the bracket (7), and the top end of the guide rod (11) is fixed to the middle of the inner top end surface of the pipe cap (2).
4. The ventilation mechanism for a 5.5KV underground transformer according to claim 1 is characterized in that: The thorn rods (8) are provided in plurality, and the plurality of thorn rods (8) are evenly fixed on the bottom surface of the drive plate (9); the connecting rods (4) are provided in plurality, and the plurality of connecting rods (4) are evenly fixed on the bottom surface of the drive plate (9); the drive ring plate (5) is provided below the connecting rods (4), and the bottom ends of the connecting rods (4) are fixed on the surface of the drive ring plate (5); and the through hole (12) is provided in the middle of the surface of the drive plate (9).
5. The ventilation mechanism for a 5.5KV underground transformer according to claim 1 is characterized in that: The drive plate (9) is arranged inside the pipe cap (2), the guide rod (11) is arranged in the through hole (12), and the top end of the spring (10) is supported on the lower surface of the drive plate (9).
6. The ventilation mechanism for a 5.5KV underground transformer according to claim 1, characterized in that: The thorn rod (8) and the ventilation hole (6) are in a corresponding state. The thorn rod (8) is arranged above the ventilation hole (6). The lower end of the connecting rod (4) penetrates the bottom surface of the pipe cap (2). The drive ring plate (5) is arranged below the bottom surface of the pipe cap (2).