CN217182638U

CN217182638U - Ring main unit locking mechanism

Info

Publication number: CN217182638U
Application number: CN202220804577.8U
Authority: CN
Inventors: 董春发; 赵延敏; 何莹
Original assignee: Shandong Jianwen Lide Electrical Co ltd
Current assignee: Shandong Jianwen Lide Electrical Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-08-12
Anticipated expiration: 2032-04-08

Abstract

The utility model discloses a looped netowrk cabinet blocked mechanical system relates to electric power engineering and relevant equipment technical field. The utility model discloses a warning light and safety lamp are installed respectively to the top both sides of looped netowrk cabinet body, and bee calling organ is installed to the top front end of looped netowrk cabinet body, and inside one side of looped netowrk cabinet body is provided with the shutting subassembly, and the shutting subassembly is including waveing subassembly and linkage subassembly, waves the subassembly and includes kayser and spacing post, and the linkage subassembly includes movable plate and fixed plate, and one side outer wall central point of movable plate puts and installs slider A. The utility model discloses an utilize and wave subassembly, linkage subassembly, shutting subassembly, warning light, safety light and bee calling organ, utilize linkage structure to pull up the earthing rod and put down, easy operation and simple structure when the staff uses, with low costs judges whether equipment ground connection through warning light, safety light and bee calling organ, can play the effect of warning and warning, avoids the electric shock occurence of failure.

Description

Ring main unit locking mechanism

Technical Field

The utility model belongs to the technical field of electric power engineering and relevant equipment, especially, relate to a looped netowrk cabinet blocked mechanical system.

Background

Along with the development of society and science and technology, the equipment in each field has all obtained very big development, electricity is one of the more indispensable energy in people's daily life, electric power generally can't the direct use after the production often need pass through the block terminal, power supply after the electrical equipment distribution such as looped netowrk cabinet, wherein the looped netowrk cabinet need maintain after damaging, and need the looped netowrk cabinet to be in outage or ground connection state during the maintenance, so often can set up blocked mechanical system in the looped netowrk cabinet, guarantee that the looped netowrk cabinet can normally ground connection, guarantee staff's safety, but it still has following drawback in the in-service use:

1. when the existing ring main unit locking mechanism is used, electromagnetic power-off grounding equipment or manual grounding is mostly adopted, so that the cost of the device can be increased, and certain potential safety hazards exist;

2. when the existing ring main unit locking mechanism is used, the ring main unit needs to be overhauled under the condition of power failure after safe grounding, but electric shock accidents can occur due to lack of warning measures.

Therefore, the existing ring main unit locking mechanism cannot meet the requirement in practical use, so that an improved technology is urgently needed in the market to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a looped netowrk cabinet blocking mechanism, through utilizing the subassembly of waveing, the linkage subassembly, the shutting subassembly, the warning light, safety light and bee calling organ, utilize linkage structure to pull up the earth bar and put down, make things convenient for the staff to use, this operation structure is simple simultaneously, and is with low costs, convenient to use, utilize the clamp plate can push down the contact on the mounting panel, the warning light is closed, the safety light is opened, the staff can normally maintain the looped netowrk cabinet body, if the warning light does not close this moment, the safety light is for opening, and bee calling organ sounds, then explain looped netowrk cabinet body can not ground connection, the event staff can not carry out normal maintenance work, thereby can play the effect of warning and warning to the staff, avoid the electric shock occurence of failure.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a ring main unit locking mechanism, which comprises a ring main unit body, wherein both sides of the top of the ring main unit body are respectively provided with a warning lamp and a safety lamp, the front end of the top of the ring main unit body is provided with a buzzer, one side of the inside of the ring main unit body is provided with a locking component, the locking component comprises a rocking component and a linkage component, the linkage component is positioned at one side of the rocking component, the rocking component comprises a latch and a limiting column, the central position of the end surface of the rear end of the latch is provided with the limiting column, the outer wall of the limiting column is sleeved with a connecting rod A, the other end of the connecting rod A is welded with a fluted disc, the linkage component comprises a movable plate and a fixed plate, the outer wall of one side of the movable plate is provided with a fixed plate, the central position of the outer wall of one side of the movable plate is provided with a slider A, the warning lamp is red, and the safety lamp is green, the latch penetrates through the cabinet door to be installed, a lock hole is formed in the end face of the latch, a rack is arranged on the outer side wall of the movable plate and is meshed with a gear on the fluted disc to be connected, the transmission effect is achieved, and the fixing plate is fixed on the inner wall of the ring main unit body.

Further, the front end face center position of looped netowrk cabinet body puts through hinge and cabinet door connection, the air dissipation window is installed to one side outer wall bottom of looped netowrk cabinet body, the baffle has all been welded to the inside bottom both sides of looped netowrk cabinet body, is convenient for discharge this internal heat of looped netowrk cabinet through the air dissipation window.

Furthermore, a sliding groove A is formed in the center of the outer side wall of the fixed plate, the sliding block A is located inside the sliding groove A, the center of the end face of the rear end of the moving plate is connected with the connecting rod B through a hinge, and the moving plate moves under the action of the sliding block A and the sliding groove A.

Furthermore, the other end of the connecting rod B is connected with the rotating plate through a hinge, the central position of the end face of one side of the rotating plate is sleeved outside the outer wall of the fixing rod, one end of the fixing rod is fixed on the inner wall of the ring main unit body, the two ends of the connecting rod B are provided with hinges, so that the connecting rod B can be folded, and the rotating plate rotates by taking the fixing rod as the center of a circle when rotating.

Further, the other end welding of commentaries on classics board has the regulation post, a side end face central point of adjusting the post puts and installs slider B, one side outer wall outside of adjusting the post is provided with the arc board, the lateral wall central point of arc board puts and is provided with spout B, slider B is located spout B's inside, and the arc board is fixed on the inner wall of looped netowrk cabinet body, and the regulation post slides under slider B and spout B's effect.

Furthermore, the opposite side terminal surface central point of adjusting the post puts the welding and has the inserted bar, the other end of inserted bar runs through a side terminal surface of connecting plate, the welding of the bottom of connecting plate has the ejector pin, the earthing rod is installed to the bottom of ejector pin, the welding of the rear end terminal surface top of ejector pin has the clamp plate.

Further, the below rear end of clamp plate is provided with the mounting panel, the upper surface front end of mounting panel is provided with the contact, the below front end of earthing rod is provided with the earthing device, the upper surface central point of earthing device puts and has seted up the hole that connects, connects the internal diameter that the hole is greater than the diameter of earthing rod.

The utility model discloses following beneficial effect has:

1. the utility model is provided with the shaking component and the linkage component, when the staff needs to open the cabinet door of the ring main body, the key is inserted into the card lock and rotates anticlockwise and upwards, the limiting column drives the connecting rod A to rotate in the rotating process, and further the fluted disc rotates, the outer side wall of the movable plate is provided with the rack, and the gear on the outer wall of the fluted disc is meshed with the gear on the rack on the movable plate, so the movable plate can be driven to move when the fluted disc rotates, and the movable plate moves downwards under the action of the sliding block A and the sliding chute A, when the connecting rod A rotates to the vertical state, the fluted disc is not connected with the movable plate, at the moment, the ejector rod moves downwards under the action of the self gravity, so that the adjusting column does circular motion under the action of the sliding block B and the sliding chute B, and simultaneously drives the rotating plate to rotate by taking the fixed rod as the circle center, then the ejector rod falls to the bottommost, and the grounding rod is inserted into the connecting hole in the grounding device, at this moment, looped netowrk cabinet body ground connection can the safety work, when closing the cabinet door, close the cabinet door, and clockwise turning key, when the fluted disc rotate to with the movable plate on rack connection, can drive the movable plate and move down, and through at connecting rod B, the ejector pin is lifted up under hinge and the effect of commentaries on classics board, and then pull up the earthing rod, remove the ground connection state, thereby make things convenient for the staff to use, this operation structure is simple simultaneously, and is with low costs, convenient to use, current looped netowrk cabinet blocked mechanical system has been solved when using, adopt electromagnetic type outage earthing device or artifical ground connection mostly, thereby can increase the cost of device, and there is the problem of certain potential safety hazard.

2. The utility model discloses a set up the shutting subassembly, the warning light, safety lamp and bee calling organ, after in the earthing rod inserts the via hole, the ejector pin descends to the lower extreme and drives the clamp plate and move down to the lower extreme, thereby the contact on the mounting panel can be pushed down to the clamp plate, this moment, the warning light is closed, the safety lamp is opened, the staff can normally maintain the looped netowrk cabinet body, if the warning light does not close this moment, the safety lamp is for opening, and bee calling organ sounds, then it can not ground connection to explain looped netowrk cabinet body, so the staff can not carry out normal maintenance work, thereby can play the effect of warning and warning to the staff, avoid the electric shock occurence of failure, current looped netowrk cabinet blocked mechanical system is when using, need overhaul under the circumstances of outage behind safety grounding, nevertheless owing to lack the warning measure, consequently, the problem of electric shock accident can appear.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a block diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a block diagram of the present invention;

FIG. 4 is a block diagram of the rocking assembly of the present invention;

fig. 5 is an exploded view of the linkage assembly of the present invention;

fig. 6 is an exploded view of the linkage assembly according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a ring main unit body; 101. a cabinet door; 102. a ventilation window; 103. a warning light; 104. a buzzer; 105. a safety light; 106. a partition plate; 2. a locking assembly; 201. a rocking assembly; 2011. locking; 2012. a limiting column; 2013. a connecting rod A; 2014. a fluted disc; 202. a linkage assembly; 2021. moving the plate; 2022. a fixing plate; 2023. a chute A; 2024. a slide block A; 2025. a connecting rod B; 2026. rotating the plate; 2027. fixing the rod; 2028. an adjustment column; 2029. a slide block B; 20210. an arc plate; 20211. a chute B; 20212. inserting a rod; 20213. a connecting plate; 20214. a top rod; 20215. a ground rod; 20216. pressing a plate; 203. a ground connector; 2031. connecting holes; 204. mounting a plate; 2041. and (4) a contact.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-6, the present invention is a locking mechanism for a ring main unit, including a ring main unit 1, a warning light 103 and a safety light 105 are respectively installed on two sides of the top of the ring main unit 1, a buzzer 104 is installed on the front end of the top of the ring main unit 1, a locking assembly 2 is installed on one side inside the ring main unit 1, the locking assembly 2 includes a rocking assembly 201 and a linking assembly 202, the linking assembly 202 is located on one side of the rocking assembly 201, the rocking assembly 201 includes a latch 2011 and a spacing post 2012, a spacing post 2012 is installed on the center position of the rear end surface of the latch 2011, a connecting rod a2013 is sleeved on the outer side of the outer wall of the spacing post 2012, a fluted disc 2014 is welded on the other end of the connecting rod a2013, the linking assembly 202 includes a moving plate 2021 and a fixing plate 2022, a fixing plate 2022 is installed on the outer wall of one side of the moving plate 2021, a slider a2024 is installed on the center position of the outer wall of the moving plate 2021, the warning light 103 lights red, the safety light 105 lights green, the latch 2011 runs through the cabinet door 101 for installation, and is provided with the lockhole on the terminal surface, is provided with the rack on the lateral wall of the movable plate 2021, and the rack is connected with the gear engagement on the fluted disc 2014, realizes driven effect, and the fixed plate 2022 is fixed on the inner wall of the ring main unit body 1.

As shown in fig. 1-2, the front end face center of the ring main unit body 1 is connected to the cabinet door 101 through a hinge, the air dissipation window 102 is installed at the bottom of the outer wall of one side of the ring main unit body 1, the partition plates 106 are welded to both sides of the bottom end inside the ring main unit body 1, and heat in the ring main unit body 1 can be conveniently discharged through the air dissipation window 102.

As shown in fig. 1 and 3, an installation plate 204 is disposed at the rear end of the lower portion of the pressing plate 20216, a contact 2041 is disposed at the front end of the upper surface of the installation plate 204, a grounding device 203 is disposed at the front end of the lower portion of the grounding rod 20215, a connection hole 2031 is disposed at the center position of the upper surface of the grounding device 203, and the inner diameter of the connection hole 2031 is larger than the diameter of the grounding rod 20215.

As shown in fig. 3, 4, 5, and 6, a sliding groove a2023 is disposed at the center of the outer side wall of the fixed plate 2022, a slider a2024 is disposed inside the sliding groove a2023, the center of the rear end face of the moving plate 2021 is connected to a connecting rod B2025 through a hinge, the moving plate 2021 moves under the action of the slider a2024 and the sliding groove a2023, the other end of the connecting rod B2025 is connected to a rotating plate 2026 through a hinge, the center of the end face of one side of the rotating plate 2026 is sleeved outside the outer wall of the fixed rod 2027, one end of the fixed rod 2027 is fixed to the inner wall of the ring main body 1, both ends of the connecting rod B2025 are provided with hinges, so that the connecting rod B2025 can be folded, the rotating plate 2026 rotates around the fixed rod 2027, an adjusting column 2028 is welded to the other end of the rotating plate 2026, a slider B2029 is mounted at the center of the end face of one side of the adjusting column 2028, an arc plate 20210 is disposed outside the outer wall of one side of the adjusting column 2028, and a sliding groove B20211 is disposed at the center of the outer side wall of the arc plate 20210, the slider B2029 is located inside the sliding groove B20211, the arc plate 20210 is fixed on the inner wall of the ring main unit body 1, the adjusting column 2028 slides under the action of the slider B2029 and the sliding groove B20211, the inserting rod 20212 is welded at the center of the end face of the other side of the adjusting column 2028, the other end of the inserting rod 20212 penetrates through the end face of one side of the connecting plate 20213, the bottom of the connecting plate 20213 is welded with the ejector 20214, the bottom end of the ejector 20214 is provided with the grounding rod 20215, and the top of the end face of the rear end of the ejector 20214 is welded with the pressing plate 20216.

One specific application of this embodiment is: switching on a power supply and starting the equipment; when an operator needs to open the cabinet door 101 of the ring main unit 1, the key is inserted into the latch 2011 and rotates counterclockwise and upward, the connecting rod a2013 is driven to rotate by the limiting column 2012 during the rotation process, so that the toothed disc 2014 rotates, the outer side wall of the moving plate 2021 is provided with a rack, and the gear on the outer wall of the toothed disc 2014 is meshed with the gear on the rack on the moving plate 2021, so that the moving plate 2021 is driven to move when the toothed disc 2014 rotates, the moving plate 2021 moves downward under the action of the slider a2024 and the chute a2023, when the connecting rod a2013 rotates to a vertical state, the toothed disc 2014 is not connected with the moving plate 2021, at this time, the top rod 20214 moves downward under the action of its own gravity, so that the adjusting column 2028 performs circular motion under the action of the slider B2029 and the chute a 20211, and simultaneously drives the rotating plate 2026 to rotate with the fixing rod 2027 as a circle center, then the top rod 20214 falls to the bottom, and the grounding rod 20215 is inserted into the connecting hole in the grounding rod 203, at this time, the ring main unit 1 can work safely when being grounded, when the cabinet door 101 is closed, the key is rotated clockwise, when the fluted disc 2014 is rotated to be connected with the rack on the moving plate 2021, the moving plate 2021 is driven to move downwards, the top rod 20214 is lifted up under the action of the connecting rod B2025, the hinge and the rotating plate 2026, the grounding rod 20215 is pulled up, the grounding state is removed, and the use is convenient for workers, meanwhile, the operation structure is simple, the cost is low, the use is convenient, when the grounding rod 20215 is connected into the connecting hole 2031, the top rod 20214 is lowered to the lowest end and drives the pressing plate 20216 to move downwards to the lowest end, so that the pressing plate 20216 presses the contact 2041 on the mounting plate 204, at this time, the warning light 103 is closed, the safety light 105 is opened, the workers can normally maintain the ring main unit 1, if the warning light 103 is not closed at this time, the safety light 105 is opened, and the buzzer 104 sounds, it can not ground connection then to explain looped netowrk cabinet body 1, so the staff can not carry out normal maintenance work to can play the effect of warning and warning to the staff, avoid the electric shock accident to take place.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims

1. The utility model provides a looped netowrk cabinet blocked mechanical system, includes looped netowrk cabinet body (1), its characterized in that: the ring main unit comprises a ring main unit body (1), wherein a warning lamp (103) and a safety lamp (105) are respectively installed on two sides of the top of the ring main unit body (1), a buzzer (104) is installed at the front end of the top of the ring main unit body (1), a locking assembly (2) is arranged on one side inside the ring main unit body (1), the locking assembly (2) comprises a shaking assembly (201) and a linkage assembly (202), the linkage assembly (202) is located on one side of the shaking assembly (201), the shaking assembly (201) comprises a clamping lock (2011) and a limiting column (2012), the central position of the end face of the rear end of the clamping lock (2011) is provided with the limiting column (2012), a connecting rod A (2013) is sleeved on the outer wall of the limiting column (2012), a fluted disc (2014) is welded to the other end of the connecting rod A (2013), the linkage assembly (202) comprises a movable plate (2021) and a fixed plate (2022), a fixed plate (2022) is arranged on the outer wall of one side of the movable plate (2021), the center of the outer wall of one side of the moving plate (2021) is provided with a slide block A (2024).

2. The ring main unit locking mechanism according to claim 1, wherein the front end face of the ring main unit body (1) is connected to the cabinet door (101) through a hinge at a central position, a ventilation window (102) is installed at a bottom of an outer wall of one side of the ring main unit body (1), and partition plates (106) are welded to two sides of an inner bottom end of the ring main unit body (1).

3. The locking mechanism for the ring main unit as claimed in claim 1, wherein a sliding groove a (2023) is disposed at a central position of an outer side wall of the fixing plate (2022), the sliding block a (2024) is located inside the sliding groove a (2023), and a central position of a rear end face of the moving plate (2021) is connected to the connecting rod B (2025) through a hinge.

4. The locking mechanism of a ring main unit as claimed in claim 3, wherein the other end of the connecting rod B (2025) is connected to the rotating plate (2026) via a hinge, a central position of an end surface of one side of the rotating plate (2026) is sleeved on an outer side of an outer wall of the fixing rod (2027), and one end of the fixing rod (2027) is fixed to an inner wall of the ring main unit body (1).

5. The ring main unit locking mechanism according to claim 4, wherein an adjusting post (2028) is welded to the other end of the rotating plate (2026), a sliding block B (2029) is installed at a central position of an end surface of one side of the adjusting post (2028), an arc plate (20210) is arranged outside an outer wall of one side of the adjusting post (2028), a sliding groove B (20211) is arranged at a central position of an outer wall of the arc plate (20210), and the sliding block B (2029) is located inside the sliding groove B (20211).

6. The ring main unit locking mechanism as claimed in claim 5, wherein the adjusting post (2028) is welded at the center of the other end face thereof with an inserting rod (20212), the other end of the inserting rod (20212) penetrates through the end face of one side of the connecting plate (20213), the bottom of the connecting plate (20213) is welded with a top rod (20214), the bottom end of the top rod (20214) is installed with a grounding rod (20215), and the top of the rear end face of the top rod (20214) is welded with a pressing plate (20216).

7. The ring main unit locking mechanism according to claim 6, wherein a mounting plate (204) is disposed at a lower rear end of the pressing plate (20216), a contact (2041) is disposed at a front end of an upper surface of the mounting plate (204), an earthing device (203) is disposed at a lower front end of the earthing rod (20215), and a connection hole (2031) is formed at a center position of an upper surface of the earthing device (203).