Two-section type change-over switch operating mechanism

What is AI technical title?
AI technical title is built by Patsnap AI team. It summarizes the technical point description of the patent document.
By designing a two-stage converter switch operating mechanism, using components such as V-shaped plate, left support plate, electric lock release mechanism and closing lock mechanism, the problem of poor stability of existing converter switch closing contacts is solved, and high stability and reliability power supply is achieved.

CN222896615UActive Publication Date: 2025-05-23ONE TWO THREE ELECTRIC

View PDF 0 Cites 0 Cited by

Patent Information

Application Number: CN202421586011.8
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2024-07-05
Publication Date: 2025-05-23
Estimated Expiration: 2034-07-05

AI Technical Summary

Technical Problem

The closing contacts of existing switches have poor stability and are difficult to stabilize the locking closing position, which affects the continuity and reliability of power supply.

Method used

A two-stage converter switch operating mechanism is designed, using components such as V-shaped plate, left support plate, electric lock release mechanism and closing lock mechanism. It drives the closing drive mechanism through a manual mechanism and a closing solenoid, and uses the electric lock release mechanism and closing lock mechanism to achieve the state locking of the closing drive mechanism.

Benefits of technology

It improves the stability of the closing and ensures that the contact closing position can be locked stably, thereby improving the continuity and reliability of power supply.

✦ Generated by Eureka AI based on patent content.

Smart Images

Figure CN222896615U_ABST

Patent Text Reader

Abstract

The utility model relates to the technical field of change-over switches, in particular to a two-section type change-over switch operating mechanism, which comprises a V-shaped plate and a left supporting plate, a fixing plate is fixedly connected between the V-shaped plate and the left supporting plate, an electric locking and releasing mechanism is fixedly connected at the lower end of the fixing plate, a closing driving mechanism is rotatably connected between the V-shaped plate and the left supporting plate, and an electric locking and releasing mechanism is fixedly connected at the lower end of the fixing plate. A manual mechanism and a closing electromagnet are hinged to one side of the closing driving mechanism, a closing locking mechanism is rotationally connected between the V-shaped plate and the left supporting plate, the electric locking releasing mechanism is matched with the closing locking mechanism, and the closing locking mechanism is matched with the closing driving mechanism; the manual mechanism and the closing electromagnet drive the closing driving mechanism to operate, one end of the closing driving mechanism is in sliding connection with the V-shaped plate and is in driving fit with the staggered connecting rod, the electric locking and releasing mechanism drives the closing locking mechanism to be matched with the closing driving mechanism, the state of the closing driving mechanism is locked, and closing has high stability. And the closing position of the contact can be stably locked.

Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The utility model relates to the field of transfer switches, in particular to a two-stage transfer switch operating mechanism. Background Art

[0002] The transfer switch is used to automatically or manually switch between two power sources to ensure the continuity and reliability of power supply. The two-stage dual power transfer switch is mainly used to power key loads to ensure that key load electrical appliances can operate reliably when connected to normal or backup power supplies.

[0003] One part of the existing conversion switch adopts a single electromagnet to electromagnetically drive the mechanical energy storage mechanism to move, and the mechanism conversion is performed through the starting point release structure, and the contact part adopts a single shaft drive structure; the other part adopts two groups of electromagnets to pull horizontally on the left and right, and the transmission has two types of single shaft and double shaft. The pressure and position maintenance of the closing contacts of the two parts depend on the initial compression force of the energy storage spring.

[0004] However, the closing contact pressure depends on the initial compression force of the energy storage spring to compress the contact spring, and it is difficult for the contact to have high stability, and the contact closing position cannot be stably locked. Therefore, a two-stage transfer switch operating mechanism is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a two-stage transfer switch operating mechanism to solve the problems raised in the above background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A two-stage transfer switch operating mechanism comprises a V-shaped plate and a left support plate, a fixed plate is fixedly connected between the V-shaped plate and the left support plate, an electric locking release mechanism is fixedly connected to the lower end of the fixed plate, a closing drive mechanism is rotatably connected between the V-shaped plate and the left support plate, a manual mechanism and a closing electromagnet are hinged on one side of the closing drive mechanism, a closing locking mechanism is rotatably connected between the V-shaped plate and the left support plate, the electric locking release mechanism cooperates with the closing locking mechanism, the closing locking mechanism cooperates with the closing drive mechanism, an interlaced connecting rod is rotatably connected to one side of the V-shaped plate, and the interlaced connecting rod cooperates with the closing drive mechanism.

[0008] Preferably, the closing locking mechanism includes a locking square shaft, which is rotatably connected between the V-shaped plate and the left support plate, and the side wall of the locking square shaft is clamped with a locking plate, and the locking plate is clamped and matched with the closing drive mechanism, and the side wall of the locking square shaft is rotatably connected with a reversing structure, the reversing mechanism is located between the locking plate and the V-shaped plate, and the reversing mechanism cooperates with the closing drive mechanism.

[0009] Preferably, a locking lever is clamped at one end of the locking square shaft away from the reversing mechanism, a locking spring fixing shaft is clamped inside the locking lever, the locking spring fixing shaft is pulled and matched with the electric locking release mechanism, and the locking lever is abutted and matched with the electric locking release mechanism.

[0010] Preferably, the reversing mechanism includes a reversing block, which is rotatably connected to the side wall of the locking square shaft and located between the locking plate and the V-shaped plate. A reversing plate is clamped on one side of the reversing block. The reversing plate is rotatably connected to one end of the locking square shaft, and the end of the reversing plate cooperates with the closing drive mechanism. An elastic component is clamped on one side of the reversing block, and one end of the elastic component is clamped on one side of the V-shaped plate.

[0011] Preferably, a V-shaped groove is formed through the V-shaped plate, and one end of the closing drive mechanism is slidably connected to the V-shaped groove.

[0012] Preferably, the elastic component includes a torsion spring, a mounting opening is provided on one side of the reversing block, one end of the torsion spring is clamped in the mounting opening, and the other end of the torsion spring is clamped with one side of the V-shaped plate.

[0013] Beneficial effects of the utility model:

[0014] The utility model drives the closing drive mechanism to operate through a manual mechanism and a closing electromagnet; one end of the closing drive mechanism is slidably connected to a V-shaped plate and cooperates with the staggered connecting rod drive; an electric locking release mechanism drives the closing locking mechanism to cooperate with the closing drive mechanism, locks the state of the closing drive mechanism, has high closing stability, and the contact closing position can be stably locked. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the prior art description are briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of one side of the left support plate of the utility model;

[0018] Figure 3 It is a schematic diagram of the structure of one side of the V-shaped plate of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the closing locking mechanism of the utility model;

[0020] Figure 5 It is a schematic diagram of the structure of the reversing mechanism of the utility model;

[0021] Figure 6 This is a schematic diagram of the V-shaped plate structure of the utility model;

[0022] Figure 7 It is a schematic diagram of the overall explosion structure of the utility model;

[0023] Figure 8 This is a schematic diagram of the commonly used closing structure of the utility model;

[0024] Fig. 9 This is a schematic diagram of a commonly used reset structure of the utility model;

[0025] Fig.10 This is a schematic diagram of the successful commutation structure of the utility model;

[0026] Fig.11 This is a schematic diagram of the standby closing structure of the utility model;

[0027] The reference numerals in the figures are as follows:

[0028] 1. Closing locking mechanism; 11. Locking square shaft; 12. Locking lever; 121. Locking tension spring fixing shaft; 13. Locking plate; 14. Reversing block; 141. Mounting port; 142. Torsion spring; 144. Reversing plate; 2. Electric locking release mechanism; 3. Fixed plate; 4. Closing drive mechanism; 5. V-shaped plate; 51. V-shaped groove; 6. Staggered connecting rod; 7. Closing electromagnet; 8. Left support plate; 9. Manual mechanism. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] A two-stage transfer switch operating mechanism, such as Figure 1-Figure 7As shown, it includes a V-shaped plate 5 and a left support plate 8, and the transfer switch actuator is located on one side of the V-shaped plate 5. A fixed plate 3 is fixedly connected between the V-shaped plate 5 and the left support plate 8. An electric locking release mechanism 2 is fixedly connected to the lower end of the fixed plate 3. A spring is arranged on the side wall of the electric locking release mechanism 2. A closing drive mechanism 4 is rotatably connected between the V-shaped plate 5 and the left support plate 8. A manual mechanism 9 and a closing electromagnet 7 are hinged on one side of the closing drive mechanism 4. The manual mechanism 9 and the closing belt magnet can drive the closing drive mechanism 4 to operate. A closing locking mechanism 1 is rotatably connected between the V-shaped plate 5 and the left support plate 8. The electric locking release mechanism 2 cooperates with the closing locking mechanism 1. The output end of the electric locking release mechanism 2 abuts against the closing locking mechanism 1 for driving. The spring on the electric locking release mechanism 2 is connected to the closing locking mechanism 1. The closing locking mechanism 1 cooperates with the closing drive mechanism 4. An interlaced connecting rod 6 is rotatably connected to one side of the V-shaped plate 5. The interlaced connecting rod 6 cooperates with the closing drive mechanism 4.

[0031] The closing drive mechanism 4 is driven to operate by the manual mechanism 9 and the closing electromagnet 7. One end of the closing drive mechanism 4 is slidably connected to the V-shaped plate 5 and cooperates with the staggered connecting rod 6. The electric locking release mechanism 2 drives the closing locking mechanism 1 to cooperate with the closing drive mechanism 4 to lock the state of the closing drive mechanism 4. The closing has higher stability and the contact closing position can be stably locked.

[0032] The closing locking mechanism 1 includes a locking square shaft 11, which is rotatably connected between the V-shaped plate 5 and the left support plate 8. A locking plate 13 is clamped on the side wall of the locking square shaft 11, and the locking plate 13 is clamped and matched with the closing drive mechanism 4. A reversing structure is rotatably connected to the side wall of the locking square shaft 11, and the reversing mechanism is located between the locking plate 13 and the V-shaped plate 5, and the reversing mechanism cooperates with the closing drive mechanism 4.

[0033] like Figure 1-Figure 4 As shown, the lock plate 13 drives the lock square shaft 11 to rotate, driving the lock plate 13 to rotate, so that the lock plate 13 is engaged with the closing drive mechanism 4, locking the state of the closing drive mechanism 4, and the reversing mechanism cooperates with the closing drive mechanism 4 sliding between the V-shaped plates 5.

[0034] The locking lever 12 is clamped on one end of the locking square shaft 11 away from the reversing mechanism, and a locking spring fixing shaft 121 is clamped inside the locking lever 12. The locking spring fixing shaft 121 is pulled and matched with the electric locking release mechanism 2, and the locking lever 12 is abutted and matched with the electric locking release mechanism 2.

[0035] like Figure 4-Figure 11 As shown, the output end of the electric locking release mechanism 2 is in contact with the lock lever 12, and the spring on the electric locking release mechanism 2 is connected to the tension spring fixed shaft, which can control the rotation of the lock square shaft 11.

[0036] The reversing mechanism includes a reversing block 14, which is rotatably connected to the side wall of the locking square shaft 11 and located between the locking plate 13 and the V-shaped plate 5. A reversing plate 144 is clamped on one side of the reversing block 14. The reversing plate 144 is rotatably connected to one end of the locking square shaft 11. The end of the reversing plate 144 cooperates with the closing drive mechanism 4. An elastic component is clamped on one side of the reversing block 14, and one end of the elastic component is clamped on one side of the V-shaped plate 5.

[0037] like Figure 4-Figure 11 As shown, as the closing drive mechanism 4 operates, the reversing block 14 and the reversing plate 144 abut against and cooperate with the closing drive mechanism 4 and are reset by the elastic component, which is installed on one side of the V-shaped plate 5.

[0038] The V-shaped plate 5 is provided with a V-shaped groove 51 , and one end of the closing drive mechanism 4 is slidably connected to the V-shaped groove 51 .

[0039] like Figure 6-Figure 11 As shown, there are four states between the steering block and the closing drive mechanism 4, the commonly used closing state: the end of the closing drive mechanism 4 moves to the end of the V-shaped groove 51 close to the elastic component, and the reversing plate 144 abuts against the end of the closing drive mechanism 4; the commonly used reset state: the end of the closing drive mechanism 4 moves to the middle of the V-shaped groove 51, and the end of the reversing plate 144 is located on the side of the end of the closing drive mechanism 4 close to the elastic component; the reversing success state: the end of the reversing plate 144 is located on the side of the end of the closing drive mechanism 4 away from the elastic component; the standby closing state: the end of the closing drive mechanism 4 moves through the middle of the V-shaped groove 51 to the end of the V-shaped groove 51 away from the elastic component, and the reversing plate 144 abuts against the end of the closing drive mechanism 4 through the elastic component.

[0040] The elastic component includes a torsion spring 142 . A mounting opening 141 is provided on one side of the reversing block 14 . One end of the torsion spring 142 is clamped in the mounting opening 141 , and the other end of the torsion spring 142 is clamped with one side of the V-shaped plate 5 .

[0041] like Figure 4-Figure 5 , Figure 8-Figure 11 As shown, the torsion spring 142 pulls the reversing block 14 to reset, and the reversing block 14 can also drive the reversing plate 144 to abut against the brake driving mechanism 4.

[0042] The working principle of a two-stage transfer switch operating mechanism provided by the utility model is as follows:

[0043] The closing drive mechanism 4 is driven to operate by the manual mechanism 9 and the closing electromagnet 7. One end of the closing drive mechanism 4 is slidably connected to the V-shaped plate 5 and cooperates with the staggered connecting rod 6. The electric locking release mechanism 2 drives the closing locking mechanism 1 to cooperate with the closing drive mechanism 4 to lock the state of the closing drive mechanism 4. The closing has higher stability and the contact closing position can be stably locked.

[0044] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A two-stage transfer switch operating mechanism, comprising a V-shaped plate (5) and a left support plate (8), characterized in that: A fixed plate (3) is fixedly connected between the V-shaped plate (5) and the left support plate (8), an electric locking release mechanism (2) is fixedly connected to the lower end of the fixed plate (3), a closing drive mechanism (4) is rotatably connected between the V-shaped plate (5) and the left support plate (8), a manual mechanism (9) and a closing electromagnet (7) are hinged on one side of the closing drive mechanism (4), a closing locking mechanism (1) is rotatably connected between the V-shaped plate (5) and the left support plate (8), the electric locking release mechanism (2) cooperates with the closing locking mechanism (1), the closing locking mechanism (1) cooperates with the closing drive mechanism (4), a staggered connecting rod (6) is rotatably connected to one side of the V-shaped plate (5), and the staggered connecting rod (6) cooperates with the closing drive mechanism (4).

2. A two-stage transfer switch operating mechanism according to claim 1, characterized in that: The closing locking mechanism (1) comprises a locking square shaft (11), the locking square shaft (11) is rotatably connected between the V-shaped plate (5) and the left support plate (8), a locking plate (13) is clamped on the side wall of the locking square shaft (11), the locking plate (13) is clamped and matched with the closing drive mechanism (4), the side wall of the locking square shaft (11) is rotatably connected with a reversing structure, the reversing mechanism is located between the locking plate (13) and the V-shaped plate (5), and the reversing mechanism is matched with the closing drive mechanism (4).

3. A two-stage transfer switch operating mechanism according to claim 2, characterized in that: A locking lever (12) is clamped on one end of the locking square shaft (11) away from the reversing mechanism, a locking tension spring fixing shaft (121) is clamped inside the locking lever (12), the locking tension spring fixing shaft (121) is pulled and matched with the electric locking release mechanism (2), and the locking lever (12) is abutted and matched with the electric locking release mechanism (2).

4. A two-stage transfer switch operating mechanism according to claim 2, characterized in that: The reversing mechanism comprises a reversing block (14), the reversing block (14) being rotatably connected to a side wall of a locking square shaft (11) located between a locking plate (13) and a V-shaped plate (5), a reversing plate (144) being clamped on one side of the reversing block (14), the reversing plate (144) being rotatably connected to one end of the locking square shaft (11), an end of the reversing plate (144) being matched with a closing drive mechanism (4), and an elastic component being clamped on one side of the reversing block (14), one end of the elastic component being clamped on one side of the V-shaped plate (5).

5. A two-stage transfer switch operating mechanism according to claim 4, characterized in that: The V-shaped plate (5) is provided with a V-shaped groove (51) extending therethrough, and one end of the closing drive mechanism (4) is slidably connected to the V-shaped groove (51).

6. A two-stage transfer switch operating mechanism according to claim 4, characterized in that: The elastic component comprises a torsion spring (142); a mounting opening (141) is provided on one side of the reversing block (14); one end of the torsion spring (142) is clamped in the mounting opening (141); and the other end of the torsion spring (142) is clamped with one side of the V-shaped plate (5).