Padlock assembly of electric operating mechanism

Abstract

The utility model relates to a padlock assembly of an electric operating mechanism, which comprises a shell, a padlock piece, a first microswitch, a lock plate, a manual and automatic switching sliding plate and a second microswitch which is arranged in the shell and matched with the manual and automatic switching sliding plate, when the padlock piece slides to a locking position, the lock plate acts along with the padlock piece and abuts against a sliding block, and when the padlock piece slides to a locking position, the padlock piece moves along with the sliding block. The sliding block is in limiting fit with the lock plate; a limiting block is arranged on the padlock piece, a positioning block matched with the limiting block is arranged on the manual and automatic switching sliding plate, and when the manual and automatic switching sliding plate slides to the electric position and the padlock piece slides to the locking position, the limiting block abuts against the positioning block, and limiting matching of the manual and automatic switching sliding plate and the padlock piece is formed. The utility model has the advantages of simple structure, stable and reliable performance, convenience in assembly, safety, reliability and low cost.

Description

Technical Field

[0001] The utility model relates to an electric operating mechanism, in particular to a padlock component of the electric operating mechanism. Background Art

[0002] The electric operating mechanism is a special accessory for molded case circuit breakers. When used in conjunction with the circuit breaker, it can electrically close, disconnect and re-lock the circuit breaker at a distance to achieve centralized and automatic control of the power transmission and distribution network. The power system has always attached great importance to the safe operation of the system, but various accidents caused by electrical misoperation always occur every year, causing unnecessary losses. The electric operating mechanism has electric operation and manual operation modes. In order to effectively prevent personal and major equipment accidents caused by misoperation of running electrical equipment, a padlock assembly is provided on the electric operating mechanism of the circuit breaker. The structural design of the padlock assembly of the existing electric operating mechanism is relatively complex. During maintenance, the padlock assembly can only realize the manual operation and electric operation function locking of the electric operating mechanism, and cannot reliably lock the slider of the electric operating mechanism. The locking reliability of the padlock assembly is not high, and there are safety hazards. In addition, the assembly of the padlock assembly is relatively cumbersome and costly. Summary of the invention

[0003] The utility model aims to overcome the defects of the prior art and provide a padlock assembly of an electric operating mechanism which has a simple structure, stable and reliable performance, convenient assembly, safety and reliability, and low cost.

[0004] To achieve the above-mentioned purpose, the utility model adopts a padlock assembly of an electric operating mechanism, including a shell, a padlock member slidably arranged on the shell, a first micro switch arranged in the shell and matched with the padlock member, a lock plate that cooperates with the padlock member and is used to lock the slider, a manual-automatic switching slide plate slidably arranged on the shell, and a second micro switch arranged in the shell and matched with the manual-automatic switching slide plate. When the padlock member slides to a locked position, the lock plate moves with the padlock member and contacts the slider, and forms a limit match between the slider and the lock plate; a limit block is arranged on the padlock member, and a positioning block that matches the limit block is arranged on the manual-automatic switching slide plate. When the manual-automatic switching slide plate slides to the electric position and the padlock member slides to the locked position, the limit block contacts the positioning block, and forms a limit match between the manual-automatic switching slide plate and the padlock member.

[0005] The beneficial effects of the above structure are: the padlock assembly has a simple structural design, low cost, simple operation, and can realize reliable locking of the electric operating mechanism. During operation, the manual automatic switching slide plate is slid to the electric position, the manual automatic switching slide plate can be blocked in the manual operation hole of the shell, the manual operation function is turned off, and then the padlock is pulled out and the padlock is hung. At this time, the padlock is in the locked position, the padlock drives the lock plate to move, the lock plate contacts the slider of the electric operating mechanism, the lock plate locks the slider in the open position, and the limit block of the padlock contacts the positioning block of the manual automatic switching slide plate, so that the padlock locks the manual automatic switching slide plate in the electric operation position, and when the padlock is pulled out in the locked position, the second micro switch cuts off the power supply of the motor of the electric operating mechanism, and the electric function of the electric operating mechanism is locked. The padlock assembly adopts a multi-locking structure design, which locks the manual operation, electric operation, and sliding of the electric operating mechanism at the same time, thereby facilitating the locking reliability of the electric operating mechanism. Therefore, the padlock assembly of the electric operating mechanism has the advantages of simple structure, stable and reliable performance, convenient assembly, safety and reliability, and low cost.

[0006] In particular, a guide hole matching with the padlock is provided in the housing, one end of the padlock has a guide portion inserted in the guide hole, and the guide portion and the housing are slidably connected, and the other end of the padlock passes through the locking hole of the housing and is provided with a padlock hole. The padlock is slidably arranged in the guide hole of the housing through the guide portion, thereby ensuring that the padlock can reliably move on the housing, and facilitating the assembly of the padlock and the housing, making the assembly more convenient.

[0007] In particular, a locking groove and an unlocking groove are respectively arranged on one side of the padlock, and a positioning block matching the locking groove and the unlocking groove is arranged in the guide hole of the housing. When the padlock slides back and forth in the guide hole, the positioning block switches back and forth between the locking groove and the unlocking groove. The positioning block plays a positioning role for the padlock, and can ensure that the padlock can be reliably switched between the unlocking position and the locking position.

[0008] In particular, a protrusion that matches the first micro switch is provided on the limit block of the padlock, and the protrusion moves with the limit block and triggers the first micro switch, and realizes the connection or disconnection of the micro switch. The padlock triggers the first micro switch through the protrusion, thereby ensuring that the padlock can reliably trigger the first micro switch. When the padlock is in the unlocked position, the protrusion of the padlock triggers the first micro switch, the first micro switch connects the power supply of the motor of the electric operating mechanism, and the electric operation function of the electric operating mechanism is turned on. When the user pulls out the padlock, the first micro switch loses the restriction of the protrusion, the first micro switch cuts off the power supply of the motor, and the electric function of the electric operating mechanism is turned off.

[0009] In particular, one end of the manual automatic switching slide has a triggering part for triggering the second micro switch, the triggering part moves with the manual automatic switching slide and triggers the second micro switch, and realizes the connection or disconnection of the second micro switch, and the other end of the manual automatic switching slide has a shielding part that matches the manual operation hole of the shell, and when the manual automatic switching slide slide slides to the electric position, the shielding part is shielded in the manual operation hole. The manual automatic switching slide triggers the second micro switch through the triggering part, thereby ensuring that the manual automatic switching slide can reliably trigger the second micro switch. When the manual automatic switching slide slides to the electric position, the shielding part of the manual automatic switching slide is shielded in the manual operation hole of the shell, thereby realizing the locking of the manual function of the electric operating mechanism, when the manual automatic switching slide slides to the manual position, the triggering part of the manual automatic switching slide triggers on the second micro switch, the second micro switch cuts off the power supply of the motor of the electric operating mechanism, the electric function is turned off, and the user can insert the operating handle into the manual operation hole for manual operation.

[0010] In particular, the manual-automatic switching slide is provided with a toggle block, the housing is provided with a sliding hole matched with the toggle block, the toggle block is slidably arranged in the sliding hole, and a sliding connection and cooperation between the toggle block and the housing is formed. The manual-automatic switching slide is slidably arranged on the housing through the toggle block, thereby facilitating the assembly of the manual-automatic switching slide and the housing, making the assembly more convenient, and ensuring that the manual-automatic switching slide can operate reliably on the housing. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a stereogram of an embodiment of the utility model.

[0012] Figure 2 This is a three-dimensional diagram of an embodiment of the utility model with the shell removed.

[0013] Figure 3 This is an internal structure diagram of an embodiment of the utility model.

[0014] Figure 4 This is a diagram of the internal structure of the housing of an embodiment of the utility model.

[0015] Figure 5 It is a three-dimensional diagram of a padlock according to an embodiment of the utility model. DETAILED DESCRIPTION

[0016] like Figures 1 to 5As shown, the embodiment of the utility model is a padlock assembly of an electric operating mechanism, comprising a housing 10, a padlock 11 slidably arranged on the housing 10, a first micro switch 12 arranged in the housing 10 and matched with the padlock 11, a lock plate 14 linked with the padlock 11 and used to lock a slider 13, a manual automatic switching slide plate 15 slidably arranged on the housing 10, and a second micro switch 16 arranged in the housing 10 and matched with the manual automatic switching slide plate 15. When the padlock 11 slides to the locked position, The lock plate 14 moves with the padlock 11 and contacts the slider 13, and forms a limit fit between the slider 13 and the lock plate 14; the padlock 11 is provided with a limit block 111, and the manual-automatic switching slide plate 15 is provided with a positioning block 151 that matches the limit block 111. When the manual-automatic switching slide plate 15 slides to the electric position and the padlock 11 slides to the locking position, the limit block 111 contacts the positioning block 151, and forms a limit fit between the manual-automatic switching slide plate 15 and the padlock 11. The housing 10 is provided with a guide hole 101 that matches the padlock 11. One end of the padlock 11 has a guide portion 112 inserted into the guide hole 101, and forms a sliding connection fit between the guide portion 112 and the housing 10. The other end of the padlock 11 passes through the locking hole 102 of the housing 10 and is provided with a padlock hole 113. The padlock is slidably arranged in the guide hole of the housing through the guide part, so as to ensure that the padlock can reliably operate on the housing, and facilitate the assembly of the padlock and the housing, and the assembly is more convenient. The padlock 11 is provided with a locking groove 114 and an unlocking groove 115 on one side, respectively. A positioning block 1011 matching the locking groove 114 and the unlocking groove 115 is provided in the guide hole 101 of the housing 10. When the padlock 11 slides back and forth in the guide hole 101, the positioning block 1011 switches back and forth between the locking groove 114 and the unlocking groove 115. The positioning block plays a positioning role for the padlock, and can ensure that the padlock can reliably switch between the unlocking position and the locking position.

[0017] like Figure 2 , 3As shown, the limit block 111 of the padlock 11 is provided with a protrusion 1111 that matches the first micro switch 12. The protrusion 1111 moves with the limit block 111 and triggers the first micro switch 12, and realizes the connection or disconnection of the micro switch 12. The padlock triggers the first micro switch through the protrusion, thereby ensuring that the padlock can reliably trigger the first micro switch. When the padlock is in the unlocked position, the protrusion of the padlock triggers the first micro switch, the first micro switch connects the power supply of the motor of the electric operating mechanism, and the electric operation function of the electric operating mechanism is turned on. When the user pulls out the padlock, the first micro switch loses the restriction of the protrusion, the first micro switch cuts off the power supply of the motor, and the electric function of the electric operating mechanism is turned off. One end of the manual-automatic switching slide 15 has a triggering portion 152 for triggering the second micro switch 16. The triggering portion 152 moves with the manual-automatic switching slide 15 and triggers the second micro switch 16, and realizes the connection or disconnection of the second micro switch 16. The other end of the manual-automatic switching slide 15 has a shielding portion 153 that matches the manual operation hole 103 of the housing 10. When the manual-automatic switching slide 15 slides to the electric position, the shielding portion 153 is shielded in the manual operation hole 103. The manual-automatic switching slide triggers the second micro switch through the triggering portion, thereby ensuring that the manual-automatic switching slide can reliably trigger the second micro switch. When the manual-automatic switching slide slides to the electric position, the blocking portion of the manual-automatic switching slide blocks the manual operation hole of the shell, thereby locking the manual function of the electric operating mechanism; when the manual-automatic switching slide slides to the manual position, the triggering portion of the manual-automatic switching slide triggers the second microswitch, and the second microswitch cuts off the power supply of the motor of the electric operating mechanism, turning off the electric function, and the user can insert the operating handle into the manual operation hole for manual operation.

[0018] like Figure 1 As shown, the manual-automatic switching slide plate 15 is provided with a toggle block 17, and the housing 10 is provided with a sliding hole 104 matched with the toggle block 17, and the toggle block 17 is slidably arranged in the sliding hole 104, and constitutes a sliding connection and cooperation between the toggle block 17 and the housing 10. The manual-automatic switching slide plate is slidably arranged on the housing through the toggle block, thereby facilitating the assembly of the manual-automatic switching slide plate and the housing, making the assembly more convenient, and ensuring that the manual-automatic switching slide plate can reliably operate on the housing.

[0019] The padlock assembly has a simple structural design, low cost, and simple operation, and can realize reliable locking of the electric operating mechanism. During operation, the manual automatic switching slide is slid to the electric position, and the manual automatic switching slide can be blocked in the manual operation hole of the shell, and the manual operation function is turned off. Then the padlock is pulled out and the padlock is hung. At this time, the padlock is in the locked position, and the padlock drives the lock plate to move. The lock plate contacts the slider of the electric operating mechanism, and the lock plate locks the slider in the open position. The limit block of the padlock contacts the positioning block of the manual automatic switching slide, so that the padlock locks the manual automatic switching slide in the electric operation position, and when the padlock is pulled out in the locked position, the second micro switch cuts off the power supply of the motor of the electric operating mechanism, and the electric function of the electric operating mechanism is locked. The padlock assembly adopts a multi-locking structure design, which locks the manual operation, electric operation, and sliding of the electric operating mechanism at the same time, which is conducive to improving the locking reliability of the electric operating mechanism. Therefore, the padlock assembly of the electric operating mechanism has the advantages of simple structure, stable and reliable performance, convenient assembly, safety and reliability, and low cost.

Claims

1. A padlock assembly of an electric operating mechanism, characterized in that: The invention comprises a housing, a padlock member slidably arranged on the housing, a first micro switch arranged in the housing and matched with the padlock member, a lock plate linked with the padlock member and used to lock the slider, a manual-automatic switching slide plate slidably arranged on the housing, and a second micro switch arranged in the housing and matched with the manual-automatic switching slide plate. When the padlock member slides to a locked position, the lock plate moves with the padlock member and contacts the slider, thereby constituting a limit match between the slider and the lock plate. A limit block is arranged on the padlock member, and a positioning block matched with the limit block is arranged on the manual-automatic switching slide plate. When the manual-automatic switching slide plate slides to an electric position and the padlock member slides to a locked position, the limit block contacts the positioning block, thereby constituting a limit match between the manual-automatic switching slide plate and the padlock member.

2. The padlock assembly of the electric operating mechanism according to claim 1, characterized in that: A guide hole matching with the padlock is arranged in the shell, one end of the padlock has a guide part inserted in the guide hole, and a sliding connection is formed between the guide part and the shell, and the other end of the padlock passes through the locking hole of the shell and is provided with a padlock hole.

3. The padlock assembly of the electric operating mechanism according to claim 2, characterized in that: A locking groove and an unlocking groove are respectively arranged on one side of the padlock, and a positioning block matching the locking groove and the unlocking groove is arranged in the guide hole of the shell. When the padlock slides back and forth in the guide hole, the positioning block switches back and forth between the locking groove and the unlocking groove.

4. The padlock assembly of the electric operating mechanism according to claim 1 or 2, characterized in that: The limit block of the padlock is provided with a convex block matched with the first micro switch, and the convex block moves with the limit block and triggers the first micro switch, thereby realizing the connection or disconnection of the micro switch.

5. The padlock assembly of the electric operating mechanism according to claim 1 or 2, characterized in that: One end of the manual-automatic switching slide has a triggering part for triggering the second microswitch. The triggering part follows the movement of the manual-automatic switching slide and triggers the second microswitch, and realizes the connection or disconnection of the second microswitch. The other end of the manual-automatic switching slide has a shielding part that cooperates with the manual operation hole of the shell. When the manual-automatic switching slide slides to the electric position, the shielding part shields the manual operation hole.

6. The padlock assembly of the electric operating mechanism according to claim 1 or 2, characterized in that: The manual-automatic switching slide is provided with a toggle block, the shell is provided with a sliding hole matched with the toggle block, the toggle block is slidably arranged in the sliding hole, and constitutes a sliding connection between the toggle block and the shell.

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