CN212810167U

CN212810167U - Interlocking device of front lower door of high-voltage cabinet body

Info

Publication number: CN212810167U
Application number: CN202021848906.6U
Authority: CN
Inventors: 石兴骏; 卢金献; 谷亚军
Original assignee: Smhva Electric Co ltd
Current assignee: Smhva Electric Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-03-26
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses an interlock of lower door before high-voltage cabinet body, including the interlocking lever, the U template, preceding lower door, the cabinet body, bolt and clamping mechanism, the utility model discloses a clamping mechanism has been set up in the internal side of cabinet, drive axis of rotation and gear revolve when breaking out through earthing switch, and the gear then drives rack and the perpendicular downstream of cylinder, make the cylinder make the gear frame rotate at the left thru hole of cooperation gear frame front end often, and the gear frame promotes interlocking piece rebound at the pivoted in-process, thereby realize that the arc wall at interlocking piece top contacts the interlocking lever outside and fixes interlocking lever and preceding lower door, reached parallel movement interlocking piece and fix preceding lower door, prevent to rotate and the great frictional force that forms, make the more stable beneficial effect of interlocking process simultaneously.

Description

Interlocking device of front lower door of high-voltage cabinet body

Technical Field

The utility model particularly relates to an interlock of lower door before high-voltage board body relates to the relevant field of interlock.

Background

Since the faraday invented the first generator in 1831, after a hundred years of development, the world has been kept away from power, the high-voltage switch cabinet is used in power generation, power transmission, power distribution, electric energy conversion and consumption of the power system to play roles of on-off, control or protection, etc., the high-voltage switch cabinet is a complete set of combined products, with the development of the power industry, the requirements of users on the electric appliances of the cabinet body five-prevention are higher and higher, and the front door-lower interlocking is a set of important interlocking for ensuring the five-prevention of the high-voltage cabinet body.

When the interlocking device is used, the interlocking device is usually locked by rotation, the inner diameter of the interlocking groove is required to be far larger than the outer diameter of the interlocking rod, meanwhile, the interlocking groove usually has larger friction when entering the outer surface of the interlocking rod, the outer part of the interlocking rod is easily worn out after long-term use, the existing interlocking device is poor in stability, the fit density among all parts is low, and the interlocking stability of the front lower door is easily reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned insufficiency, the utility model provides an interlock of lower door before the high-voltage board body here.

The utility model is realized in such a way, construct an interlocking device of a front lower door of a high-voltage cabinet body, the device comprises an interlocking rod, a U-shaped plate and a cabinet body, the two ends of the interlocking rod are respectively attached to the front end and the rear end of the inner side of the U-shaped plate, a clamping mechanism is arranged at the rear end of the inner side of the cabinet body, the clamping mechanism comprises a rotating shaft, a shell, a gear, a rack, a spring, a cylinder, a transmission frame, a support, an interlocking block and a reinforcing mechanism, the rotating shaft penetrates through the top of the left end surface of the shell, the shell is fixedly locked at the bottom of the rear end surface of the inner side of the cabinet body, the inner ring of the gear is fastened on the side surface of the rotating shaft, the rack is connected at the bottom of the inner side of the shell through the spring, the rack is mutually meshed with the bottom of the rear end surface of, the support is arranged at the middle lower end of the right end face of the shell, the interlocking block is slidably arranged at the top of the right end face of the shell, and the reinforcing mechanism is arranged at the top end of the inner side of the shell.

Preferably, the U-shaped plate is locked at the rear end of the left end face of the front lower door, the U-shaped plate is in threaded fit with the side surface of the bolt through a screw hole formed in the left end of the right end face, the front lower door is hinged to the bottom of the right end face of the cabinet body, the bolt penetrates through the middle of the rear end face of the interlocking rod, and the front end of the outer side of the bolt is rotatably connected with the left end of the front end face of the inner side of the U-.

Preferably, strengthening mechanism includes inner shell, electro-magnet, baffle, limiting plate, T type kelly and reset spring, the inner shell is installed in the inboard upper right end of shell, and the inboard electro-magnet, baffle and limiting plate of installing in proper order from left to right of inner shell, T type kelly slides along the inboard side of inner shell from left to right, and the activity stretches into the draw-in groove inboard of seting up in interlocking piece left end face behind the inboard right-hand member face of shell for T type kelly, reset spring both ends difference fixed connection is in T type kelly left end face bottom and baffle right-hand member face.

Preferably, the bottom of the right end face of the shell is provided with an opening, and the size of the position of the opening corresponds to that of the transmission frame.

Preferably, an arc-shaped groove is formed in the middle of the top end face of the interlocking block, and the size of the arc-shaped groove corresponds to that of the interlocking rod.

Preferably, the transmission frame is formed by hinging two plate bodies, and the left end of the front end surface of the transmission frame is provided with a through hole matched with the cylinder.

Preferably, the bottom end face of the interlocking block is provided with a groove, and the inner side of the groove is matched with the top end of the outer side of the support.

Preferably, the reset spring is symmetrically provided with two upper and lower sides on the left end surface of the T-shaped clamping rod, and two corresponding baffles are arranged at the upper and lower ends of the inner side of the inner shell.

The utility model has the advantages of as follows: the utility model discloses an improve the interlock that provides a lower door before the high-voltage board body here, compare with equipment of the same type, have following improvement:

the method has the advantages that: a interlock of lower door before the high-voltage board body, the utility model discloses a screens mechanism has been set up in the internal side of cabinet, drive axis of rotation and gear revolve when breaking through earthing switch, and the gear then drives rack and the perpendicular downstream of cylinder, make the transmission frame rotate often at the left thru hole of cooperation transmission frame front end for the cylinder, and the transmission frame promotes interlocking piece rebound at the pivoted in-process, thereby realize that the arc wall at interlocking piece top contacts the interlocking bar outside and fixes interlocking bar and preceding lower door, parallel translation interlocking piece has been reached and fixed preceding lower door, prevent to rotate and the great frictional force that forms, make the beneficial effect that the interlocking process is more stable simultaneously.

The method has the advantages that: an interlock of lower door before the high-voltage board body, the utility model discloses an arc wall has been seted up at interlocking piece top face middle part, and the arc wall position size corresponding to the interlocking lever, is convenient for make the interlocking piece pass through the arc wall at top cooperation interlocking lever and fix lower door before with.

Drawings

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

fig. 2 is a schematic view of the bolt connection structure of the present invention;

fig. 3 is a schematic front sectional view of the locking mechanism of the present invention;

FIG. 4 is a schematic view of the cylindrical connection structure of the present invention;

fig. 5 is an enlarged schematic view of a structure in fig. 3 according to the present invention.

Wherein: the interlocking device comprises an interlocking rod-1, a U-shaped plate-2, a front lower door-3, a cabinet body-4, a bolt-6, a clamping mechanism-5, a rotating shaft-51, an outer shell-52, a gear-53, a rack-54, a spring-55, a cylinder-56, a transmission frame-57, a support-58, an interlocking block-59, a reinforcing mechanism-510, an inner shell-5101, an electromagnet-5102, a baffle-5103, a limiting plate-5104, a T-shaped clamping rod-5105 and a return spring-5106.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 and 2, the utility model provides an interlock of lower door before high-voltage cabinet body through the improvement here, including interlocking lever 1, U template 2 and the cabinet body 4, interlocking lever 1 both ends are laminated respectively in both ends around the 2 inboards of U template, the 3 left end face rear ends of lower door before U template 2 closure, and the screw that U template 2 was seted up through the right-hand member face left end and the screw 6 side surface screw-thread fit that bolt, preceding lower door 3 articulates in cabinet body 4 right-hand member face bottom, bolt 6 runs through in 1 rear end face middle part of interlocking lever, and the bolt 6 outside front end rotates with the 2 inboard front end face left ends of U template to be connected.

Please refer to fig. 3 and 4, the present invention provides an interlocking device for a front lower door of a high-voltage cabinet through an improvement, the locking mechanism 5 is disposed at the rear end of the inner side of the cabinet 4, the locking mechanism 5 includes a rotating shaft 51, a housing 52, a gear 53, a rack 54, a spring 55, a cylinder 56, a transmission frame 57, a support 58, an interlocking block 59 and a reinforcing mechanism 510, the rotating shaft 51 penetrates through the top of the left end face of the housing 52, the housing 52 is locked at the bottom of the inner rear end face of the cabinet 4, an opening is disposed at the bottom of the right end face of the housing 52, and the position of the opening corresponds to the transmission frame 57, so that the transmission frame 57 rotates to drive the interlocking block 59 to move vertically, the inner ring of the gear 53 is fastened to the side surface of the rotating shaft 51, the rack 54 is connected to the inner bottom end of the housing 52 through the spring 55, the rack 54 is engaged with the front end face of the gear 53, the cylinder 56 is fastened to the bottom of The bottom of the rear end face of the block 59 is rotatably connected, the transmission frame 57 is formed by hinging two plate bodies, the left end of the front end face of the transmission frame 57 is provided with a through hole matched with the cylinder 56, the interlocking block 59 is convenient to drive to vertically move, the support 58 is arranged at the lower end of the right end face of the shell 52, the interlocking block 59 is slidably arranged at the top of the right end face of the shell 52, the middle of the top end face of the interlocking block 59 is provided with an arc-shaped groove, the position of the arc-shaped groove corresponds to the interlocking rod 1, the interlocking rod 1 is convenient to be fixedly clamped, the reinforcing mechanism 510 is arranged at the top end of the inner side of the bottom end of the shell 52, the surface of the interlocking block 59 is provided with a groove.

Referring to fig. 5, the present invention provides an interlock device for a front lower door of a high-voltage cabinet by improving, the reinforcing mechanism 510 includes an inner casing 5101, an electromagnet 5102, a baffle 5103, a limiting plate 5104, a T-shaped clip 5105 and a return spring 5106, the inner casing 5101 is mounted at the right upper end of the inner side of the outer casing 52, and the electromagnet 5102, the baffle 5103 and the limiting plate 5104 are sequentially installed on the inner side of the inner shell 5101 from left to right, the T-shaped clamping bar 5105 slides left and right along the inner side of the inner shell 5101, and the T-shaped clamping bar 5105 penetrates through the right end face of the inner side of the shell 52 and then movably extends into the clamping groove formed in the left end face of the interlocking block 59, two ends of a reset spring 5106 are respectively and fixedly connected to the bottom of the left end face of the T-shaped clamping bar 5105 and the right end face of the baffle plate 5103, the reset spring 5106 is symmetrically arranged on the upper side and the lower side of the left end face of the T-shaped clamping bar 5105, and two corresponding baffles 5103 are arranged at the upper end and the lower end of the inner side of the inner shell 5101, so that the T-shaped clamping rod 5105 can be rapidly and stably reset conveniently.

The utility model provides an interlocking device of a front lower door of a high-voltage cabinet body through improvement, and the working principle is as follows;

firstly, the high-voltage switch cabinet is integrally and stably placed at a designated position, and corresponding electric devices can be connected on the inner side of the cabinet body 4, so that the high-voltage switch cabinet is used;

secondly, when the front lower door 3 needs to be fixed, the front lower door 3 can drive the U-shaped plate 2 and the interlocking rod 1 to be attached to the right end of the cabinet body 4 in a rotating mode, meanwhile, the rotating shaft 51 and the gear 53 are driven to rotate when the front lower door 3 is opened through the grounding switch in the rotating process, the gear 53 drives the rack 54 and the column 56 to vertically move downwards, so that the column 56 is matched with the through hole in the left side of the front end of the transmission frame 57 to enable the transmission frame 57 to rotate, and the transmission frame 57 pushes the interlocking block 59 to move upwards in the rotating process, so that the arc-shaped groove in the top of the interlocking block 59 is in contact with the outer side of the interlocking rod 1 to fix the interlocking rod 1 and the front lower door 3, and meanwhile, the T-shaped clamp 5105 rod moves rightwards under the elastic force of the reset spring 5106 to enter the inner side of the clamping groove in the left end of;

third, when the front lower door 3 needs to be opened, the grounding switch can be switched on, and at the same time, the electromagnet 5102 is energized to drive the T-shaped clamping bar 5105 to move leftwards, at this time, the rotating shaft 51 rotates reversely, the rack 54 moves upwards, the transmission frame 57 rotates reversely, the interlocking block 59 moves downwards to be separated from the bottom of the interlocking rod 1, and then the front lower door 3 can be opened.

The utility model provides an interlock of lower door before high-voltage cabinet body through the improvement, drive axis of rotation 51 and gear 53 to rotate when opening through earthing switch, and gear 53 drives rack 54 and cylinder 56 and moves down perpendicularly, make cylinder 56 make transmission frame 57 rotate when cooperating the left thru hole in transmission frame 57 front end, and transmission frame 57 promotes interlocking block 59 to move up at the pivoted in-process, thereby realize that the arc wall at interlocking block 59 top contacts the interlocking rod 1 outside and fixes interlocking rod 1 and preceding lower door 3, T type card 5105 pole receives reset spring 5106's elasticity to move right simultaneously and enters into the draw-in groove inboard of interlocking block 59 left end and further reinforces interlocking block 59, parallel movement interlocking block has been reached and preceding lower door is fixed, prevent to rotate and great frictional force that forms, make the beneficial effect that the interlocking process is more stable simultaneously, an arc-shaped groove is formed in the middle of the top end face of the interlocking block 59, the position of the arc-shaped groove corresponds to that of the interlocking rod 51, and therefore the interlocking block 59 can be matched with the interlocking rod 51 through the arc-shaped groove in the top to fix the front lower door conveniently.

Claims

1. The interlocking device for the front lower door of the high-voltage cabinet body comprises an interlocking rod (1), a U-shaped plate (2) and a cabinet body (4), wherein two ends of the interlocking rod (1) are respectively attached to the front end and the rear end of the inner side of the U-shaped plate (2);

the method is characterized in that: the multifunctional cabinet is characterized by further comprising a clamping mechanism (5), the clamping mechanism (5) is arranged at the rear end of the inner side of the cabinet body (4), the clamping mechanism (5) comprises a rotating shaft (51), a shell (52), a gear (53), a rack (54), a spring (55), a cylinder (56), a transmission frame (57), a support (58), an interlocking block (59) and a reinforcing mechanism (510), the rotating shaft (51) penetrates through the top of the left end face of the shell (52), the shell (52) is fixedly locked at the bottom of the rear end face of the inner side of the cabinet body (4), the inner ring of the gear (53) is fastened on the side surface of the rotating shaft (51), the rack (54) is connected to the bottom end of the inner side of the shell (52) through the spring (55), the rack (54) is meshed with the front end face of the gear (53), the cylinder (56) is fastened at the bottom of the rear end face of the rack (54), and the middle part and the top of the front end face of the transmission frame ( The bottom of the end face is rotatably connected, the support (58) is arranged at the middle lower end of the right end face of the shell (52), the interlocking block (59) is slidably arranged at the top of the right end face of the shell (52), and the reinforcing mechanism (510) is arranged at the top end of the inner side of the shell (52).

2. The interlocking device for the front lower door of the high-voltage cabinet body according to claim 1, characterized in that: u template (2) lock fits in preceding lower door (3) left end face rear end, and screw and bolt (6) side surface screw-thread fit that U template (2) were seted up through the right-hand member face left end, preceding lower door (3) articulate in cabinet body (4) right-hand member face bottom, bolt (6) run through in interlocking bar (1) rear end face middle part, and bolt (6) outside front end is connected with the rotation of U template (2) inboard front end face left end.

3. The interlocking device for the front lower door of the high-voltage cabinet body according to claim 1, characterized in that: reinforcing mechanism (510) includes inner shell (5101), electro-magnet (5102), baffle (5103), limiting plate (5104), T type kelly (5105) and reset spring (5106), inner shell (5101) is installed in shell (52) inboard upper right end, and inner shell (5101) inboard from left to right installs electro-magnet (5102), baffle (5103) and limiting plate (5104) in proper order, T type kelly (5105) slides along inner shell (5101) inboard left and right sides, and activity stretches into the draw-in groove inboard that interlocking piece (59) left end face was seted up behind the inboard right end face of shell (52) T type kelly (5105), reset spring (5106) both ends are fixed connection respectively in T type kelly (5105) left end face bottom and baffle (5103) right end face.

4. The interlocking device for the front lower door of the high-voltage cabinet body according to claim 1, characterized in that: an opening is formed in the bottom of the right end face of the shell (52), and the size of the position of the opening corresponds to that of the transmission frame (57).

5. The interlocking device for the front lower door of the high-voltage cabinet body according to claim 1, characterized in that: the middle part of the top end face of the interlocking block (59) is provided with an arc-shaped groove, and the size of the arc-shaped groove corresponds to that of the interlocking rod (1).

6. The interlocking device for the front lower door of the high-voltage cabinet body according to claim 1, characterized in that: the transmission frame (57) is formed by hinging two plate bodies, and the left end of the front end surface of the transmission frame (57) is provided with a through hole matched with the column (56).

7. The interlocking device for the front lower door of the high-voltage cabinet body according to claim 1, characterized in that: the bottom end face of the interlocking block (59) is provided with a groove, and the inner side of the groove is matched with the top end of the outer side of the support (58).

8. The interlocking device for the front lower door of the high-voltage cabinet body according to claim 3, characterized in that: the reset spring (5106) is symmetrically provided with two upper and lower sides on the left end face of the T-shaped clamping rod (5105), and two corresponding baffles (5103) are arranged at the upper and lower ends of the inner side of the inner shell (5101).