CN212304234U

CN212304234U - Centrally installed switchgear assembly

Info

Publication number: CN212304234U
Application number: CN202020650459.7U
Authority: CN
Inventors: 苏杭; 冯晓明
Original assignee: Junlang Electric Co ltd
Current assignee: Junlang Electric Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-01-05
Anticipated expiration: 2030-04-26

Abstract

The utility model discloses a middle cabinet assembly, which comprises a cabinet body and an electrical element arranged on the cabinet body; the cabinet body comprises a frame, a coaming, a cabinet door and a drawer box, the cabinet door is arranged on the frame through a hinge, the coaming is fixed on the outer side of the frame through a locking assembly, and the locking assembly comprises a locking seat and a locking needle which can be clamped in the locking seat; the locking seat is fixed on the frame, and the locking needle is fixed on the inner side surface of the coaming; the drawer box is horizontally and slidably arranged on the frame; the drawer box is in sliding fit with the frame through a gear rack mechanism; the utility model discloses a middle-placed cabinet assembly improves the integrated configuration of the cabinet body and the mounting structure of the drawer box, and the drawer box is mounted and guided through the rack and pinion mechanism, and the structure is simple, no sliding friction exists, and the failure rate is low; the coaming of the cabinet body adopts a combined design, thereby being convenient for disassembly, assembly and maintenance.

Description

Centrally installed switchgear assembly

Technical Field

The utility model belongs to the technical field of power equipment, especially, relate to an in put cabinet assembly.

Background

The middle-placed switch cabinet is a switch cabinet which distributes electric energy from a bus, belongs to one type of low-voltage switch cabinet, is commonly used in the industries of high-rise buildings, power plants, petroleum, chemical engineering, metallurgy, textile and the like, and is used as equipment for power transmission, power distribution and electric energy conversion; the cabinet body generally is weld forming, and with the frame of the cabinet body and bounding wall welded fastening together, the installation of various equipment of being not convenient for, and increased the maintenance in later stage, changed the degree of difficulty and work load.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a middle cabinet assembly, which improves the combination structure of the cabinet body and the installation structure of the drawer box, the drawer box is installed and guided through a rack and pinion mechanism, the structure is simple, no sliding friction exists, and the failure rate is low; the coaming of the cabinet body adopts a combined design, thereby being convenient for disassembly, assembly and maintenance.

The utility model discloses a middle cabinet assembly, which comprises a cabinet body and an electrical component arranged on the cabinet body; the cabinet body comprises a frame, a coaming, a cabinet door and a drawer box, the cabinet door is arranged on the frame through a hinge, the coaming is fixed on the outer side of the frame through a locking assembly, and the locking assembly comprises a locking seat and a locking needle which can be clamped in the locking seat; the locking seat is fixed on the frame, and the locking needle is fixed on the inner side surface of the coaming; the drawer box is horizontally and slidably arranged on the frame; the drawer box is in sliding fit with the frame through a gear rack mechanism; the friction of the meshing surface of the gear rack can be almost ignored, the failure rate is low, and the guide rail is simpler than the traditional guide rail and is beneficial to maintenance; when the cabinet body is assembled, the lock pin on the coaming is inserted into the locking seat for connection, and compared with the prior art, the cabinet body is more convenient to disassemble, assemble and maintain.

Further, the gear rack mechanism comprises gears rotatably mounted on the frame and rack devices fixed on the left side and the right side of the drawer box, the gears are respectively arranged on the left side and the right side of the drawer box and connected with the rack devices to form a gear rack pair; the rack device is rectangular, and the upper side and the lower side of the rectangular frame are provided with racks which are opposite up and down; each rack device is connected with two gears, the two gears are the same in size and tooth number and are arranged up and down, the gear on the upper side is meshed with the rack on the upper edge part of the rectangular frame, the gear on the lower side is meshed with the rack on the lower edge part of the rectangular frame, and the two gears are meshed with each other; overall structure stability is good, and the atress is steady, does benefit to the use, installs two gear rotation on the stand of cabinet body frame, and mounting structure is compact, and space utilization is more abundant.

Furthermore, the locking assemblies are provided with a plurality of groups, and the locking assemblies are arranged at least at four top corners of each coaming; the locking seat is internally provided with a locking groove, the locking groove is a conical groove with a large inner opening and a small inner opening, three steel balls are arranged in the locking groove, one pressure spring and one push disc are arranged, the center of the push disc is provided with a hole concentric with the locking groove, the three steel balls are arranged around the central line of the locking groove, the push disc is arranged between the steel balls and the pressure spring, the inner conical surface of each steel ball along the locking groove is extruded by utilizing the elasticity of the pressure spring, the whole structure is stable, the durability is good, after the locking needle is inserted into the locking groove of the locking seat, the hole between the three steel balls and the hole in the push disc can be passed, and then the extrusion action of the three steel balls is utilized to position, the inner side of the locking seat is placed by using.

Further, the lock needle is the cylinder structure, and the outer end radius of lock needle forms the hemisphere face, can not only reach effectual locking effect, is convenient for operate moreover.

Further, the rack device is made of a rectangular metal plate, the upper rack and the lower rack protrude from the side face of the metal plate, a groove capable of accommodating the two gears is formed between the upper rack and the lower rack, the rack device is high in structural strength, matching accuracy between the rack device and the gears can be guaranteed, and bearing capacity of the drawer box is improved.

The utility model has the advantages that: the utility model discloses a middle-placed cabinet assembly improves the integrated configuration of the cabinet body and the mounting structure of the drawer box, and the drawer box is mounted and guided through the rack and pinion mechanism, and the structure is simple, no sliding friction exists, and the failure rate is low; the coaming of the cabinet body adopts a combined design, thereby being convenient for disassembly, assembly and maintenance.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. In the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

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

FIG. 2 is a schematic structural view of the locking assembly;

fig. 3 is a schematic view of a drawer box installation structure.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1-3: the centrally-installed switchgear assembly of the embodiment comprises a cabinet body 3 and an electrical component 2 installed on the cabinet body 3; the cabinet body 3 comprises a frame 4, a coaming 5, a cabinet door and a drawer box 1, the cabinet door is mounted on the frame 4 through a hinge, the coaming 5 is fixed on the outer side of the frame 4 through a locking assembly, and the locking assembly comprises a locking seat 6 and a locking needle 9 which can be clamped in the locking seat 6; the locking seat 6 is fixed on the frame 4, and the locking needle 9 is fixed on the inner side surface of the coaming 5; the drawer box 1 is horizontally and slidably arranged on the frame 4; the drawer box 1 is in sliding fit with the frame 4 through a gear rack mechanism; the friction of the meshing surface of the gear rack can be almost ignored, the failure rate is low, and the guide rail is simpler than the traditional guide rail and is beneficial to maintenance; when the cabinet body 3 is assembled, the lock pin 9 on the coaming 5 is inserted into the locking seat 6 for connection, and compared with the prior art, the assembly, disassembly and maintenance are more convenient.

In this embodiment, the rack-and-pinion mechanism includes a gear 12 rotatably mounted on the frame 4 and rack devices 11 fixed to the left and right sides of the drawer box 1, the gear 12 is arranged on the left and right sides of the drawer box 1, and is connected with the rack devices 11 to form a rack-and-pinion; the rack device 11 is rectangular, and the upper side and the lower side of the rectangular frame are provided with racks which are opposite up and down; each rack device 11 is connected with two gears 12, the two gears 12 have the same size and the same number of teeth and are arranged up and down, the gear 12 on the upper side is meshed with the rack on the upper edge part of the rectangular frame, the gear 12 on the lower side is meshed with the rack on the lower edge part of the rectangular frame, and the two gears 12 are meshed with each other; the whole structure stability is good, the stress is stable, the use is facilitated, the two gears 12 are rotatably installed on the stand columns of the frame 4 of the cabinet body 3, the installation structure is compact, and the space utilization is more sufficient.

In this embodiment, there are multiple sets of locking assemblies, and at least four top corners of each enclosure 5 are provided with locking assemblies; the locking seat 6 is internally provided with a locking groove, the locking groove is a big-end-up circular cone groove, locking inslot is installed three steel ball 7, a pressure spring 8 and a push away dish 10, push away dish 10 center be equipped with locking inslot concentric hole, three steel ball 7 encircles locking inslot central line and arranges, push away dish 10 locates between steel ball 7 and the pressure spring 8, utilize pressure spring 8 elasticity with each steel ball 7 along the extrusion of locking inner conical surface of groove together, overall structure is stable, the durability is good, after locking inslot of locking seat 6 is inserted to lock needle 9, can pass between three steel ball 7 and push away the dish 10 downthehole, and then utilize the squeezing action of three steel ball 7 to fix a position, use powerful magnet to put the inboard at locking seat 6 during the dismantlement, inhale back steel ball 7 and compress pressure spring 8, alright release the locking to lock needle 9.

In this embodiment, lock needle 9 is the cylinder structure, and the outer end radius of lock needle 9 forms the hemisphere face, can not only reach effectual locking effect, is convenient for operate moreover.

In this embodiment, the rack device 11 is made of a rectangular metal plate, and the upper and lower racks protrude from the side surface of the metal plate, so that a groove capable of accommodating the two gears 12 is formed between the upper and lower racks, and the rack device 11 with this structure has high structural strength, can ensure the matching precision between the rack device and the gears 12, and simultaneously improves the bearing capacity of the drawer box 1.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A centrally installed switchgear assembly is characterized in that: comprises a cabinet body and an electrical appliance element arranged on the cabinet body; the cabinet body comprises a frame, a coaming, a cabinet door and a drawer box, the cabinet door is arranged on the frame through a hinge, the coaming is fixed on the outer side of the frame through a locking assembly, and the locking assembly comprises a locking seat and a locking needle which can be clamped in the locking seat; the locking seat is fixed on the frame, and the locking needle is fixed on the inner side surface of the coaming; the drawer box is horizontally and slidably arranged on the frame; the drawer box is in sliding fit with the frame through a gear rack mechanism.

2. The centrally-mounted cabinet assembly according to claim 1, wherein: the rack-and-pinion mechanism comprises a gear rotatably mounted on the frame and rack devices fixed on the left side and the right side of the drawer box, the gear is respectively arranged on the left side and the right side of the drawer box and is connected with the rack devices to form a rack-and-pinion pair; the rack device is rectangular, and the upper side and the lower side of the rectangular frame are provided with racks which are opposite up and down; each rack device is connected with two gears, the two gears are identical in size and tooth number and are arranged up and down, the gear on the upper side is meshed with the rack on the upper edge of the rectangular frame, the gear on the lower side is meshed with the rack on the lower edge of the rectangular frame, and the two gears are meshed with each other.

3. The centrally-mounted cabinet assembly according to claim 2, wherein: the locking assemblies are provided with a plurality of groups, and the locking assemblies are arranged at least at four top corners of each coaming; be equipped with the locking groove in the locking seat, the locking groove is the circular cone groove that the mouth is little in big, installs three steel ball, a pressure spring and one in the locking inslot and pushes away the dish, pushes away the dish center be equipped with locking inslot concentric hole, three steel ball encircles the central line that locks the groove and arranges, pushes away the dish and locates between steel ball and the pressure spring, utilizes pressure spring elasticity to push together each steel ball along the interior conical surface of locking groove.

4. The centrally-mounted cabinet assembly according to claim 3, wherein: the lock needle is the cylinder structure, and the outer end radius of lock needle forms the hemisphere face.

5. The centrally-mounted cabinet assembly according to claim 4, wherein: the rack device is made of a rectangular metal plate, and the upper rack and the lower rack protrude from the side face of the metal plate, so that a groove capable of accommodating the two gears is formed between the upper rack and the lower rack.