CN205178304U - A kind of JP cabinet - Google Patents

Abstract

A JP cabinet belongs to the field of distribution boxes of power grid equipment. It includes a main cabinet body and a top cover (1) covering the upper part of the main cabinet body, characterized in that: the main cabinet body includes a bottom plate (4) and side plates (3) vertically arranged on both sides of the bottom plate (4) ), the connecting edge of the bottom plate (4) and the side plate (3) is bent to form a bent surface, and the bent surface between the bottom plate (4) and the side plate (3) is spliced and fixed. In this JP cabinet, the main cabinet body is fixedly connected by bending and splicing, which avoids the disadvantages of time-consuming and labor-intensive assembly in the prior art that needs to be assembled completely by welding, and is easy to realize streamlined production, greatly shortening the production time. The production and supply cycle of JP cabinets. The assembly is realized by splicing, and the processing and connection are simple. At the same time, the positioning holes processed by the punching machine on the sheet metal parts are used for connection and positioning between each component. The positioning is accurate, the welding process is reduced, and the assembly efficiency is improved.

Description

A kind of JP cabinet

technical field

A JP cabinet belongs to the field of distribution boxes of power grid equipment.

Background technique

In recent years, the state has increased investment in power infrastructure, and the State Grid has also accelerated the transformation and upgrading of power distribution rooms in old station areas and the promotion of rural power grid transformation projects. A large number of JP cabinets have been used in rural power lines and In each distribution station area. JP cabinet is the abbreviation of integrated power distribution cabinet for distribution transformers. It is a standardized and miniaturized comprehensive distribution cabinet integrating metering, power distribution and reactive power compensation. It is used for outdoor installation and is a preferred choice for rural power grid transformation. The cabinet body is widely used in rural power grid reconstruction projects. Traditional JP cabinets all adopt welding process, which has defects such as low processing efficiency, difficult process control, easy deformation after welding, high labor cost, and inability to realize intelligent control. However, in the process of rural power grid transformation, the demand for JP cabinets is large, and the delivery time is tight, so the process of rural power grid transformation is delayed to a certain extent. Therefore, designing a JP cabinet with simple assembly, high processing efficiency and easy assembly line production has become an urgent problem to be solved in the industry.

Contents of the invention

The technical problem to be solved by the utility model is: to overcome the deficiencies of the prior art, to provide a JP cabinet which is assembled by non-complete welding, is easy to be produced in an assembly line, and greatly shortens the production and supply period.

The technical scheme adopted by the utility model to solve the technical problem is: the JP cabinet includes a main cabinet body and a top cover set on the upper part of the main cabinet body, and is characterized in that the main cabinet body includes a bottom plate and a vertically arranged On the side plates on both sides of the bottom plate, the connecting edges of the bottom plate and the side plates are bent to form a bent surface, and the bent surfaces between the bottom plate and the side plates are spliced, connected and fixed.

Preferably, a crossbeam is respectively provided at the front and rear ends of the upper part of the main cabinet, and both ends of the crossbeam are provided with connecting holes for connecting with the side plates.

Preferably, a compartment divider is vertically arranged in the inner middle section of the main cabinet, and the inner part of the main cabinet is divided into a left compartment and a right compartment arranged left and right through the compartment divider.

Preferably, an instrument swing door for installing instruments is arranged on the upper part of the front side of the left compartment; The protective swing door of the power distribution terminal; a capacitor mounting plate for installing capacitors is horizontally arranged at the lower part of the rear side of the right compartment.

Preferably, the instrument swing door can be opened and closed and fixed on the side plate; the protection swing door can be opened and closed installed on the compartment partition, and the opening and closing angle of the protection swing door is greater than 90°.

Preferably, a side plate cable lead hole for leading wires is opened at the lower part of the side plate, and a rainproof eaves is provided above the side plate cable lead hole.

Preferably, vertical beams are fixed inside the side panels.

Preferably, two opposite facing doors are arranged on the front and rear surfaces of the main cabinet, and the facing doors are of a double-layer structure provided with interlayers, and the interlayers are filled with rock wool.

Preferably, the top cover is a double-layer structure provided with an interlayer, and the interlayer is filled with rock wool; the top cover is also provided with an outwardly protruding waterproof eaves, and several ventilation holes are provided on the lower side of the waterproof eaves.

Preferably, a plurality of bottom plate cable lead holes are opened on the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are:

1. In this JP cabinet, the main cabinet body is fixedly connected by bending and splicing, which avoids the disadvantages of time-consuming and labor-intensive assembly in the prior art that needs to be assembled completely by welding, and is easy to realize streamlined production, greatly The production and delivery cycle of JP cabinets is shortened.

2. The assembly is realized by splicing, and the processing and connection are simple. At the same time, each part is connected and positioned through the positioning holes processed by the punch on the sheet metal parts. The positioning is accurate, the welding process is reduced, and the assembly efficiency is improved.

3. Both the top cover and the front door are of double-layer structure. Correspondingly bent inner lining boards are arranged on the inner side of the outer surface, and a sandwich is formed between the outer surface and the inner lining board, and the interlayer is filled with fire-proof and heat-insulating rocks. Cotton, so the fireproof and heat insulation performance of the JP cabinet is improved, and the safety of use is greatly improved.

4. Vertical beams are arranged on the left and right sides of the inside of the main cabinet, and the vertical beams are fixed to the side panels on both sides by bolts, which improves the support strength of the side panels and the entire main cabinet.

5. There are side plate cable lead holes for leading out and leading in cables at the bottom of the side plates on both sides, and a rain-proof eaves are set on the upper part of the side plate cable lead holes, which is convenient for cable leads and improves waterproof performance.

Description of drawings

Figure 1 is a schematic diagram of the general assembly of the JP cabinet.

Figure 2 is a schematic diagram of the general assembly of the JP cabinet with the front door hidden.

Figure 3 is a schematic diagram of the general assembly of the JP cabinet with the hidden rear door.

Figure 4 is a schematic diagram of the side panel structure of the JP cabinet.

Figure 5 is a schematic diagram of the bottom plate structure of the JP cabinet.

Figure 6 is a schematic diagram of the beam structure of the JP cabinet.

Among them: 1. Top cover 2, Front door 3, Side panel 4, Bottom panel 5, Rainproof eaves 6, Side panel cable lead hole 7, Instrument swing door 8, Beam 9, Compartment partition 10, Mounting panel 11, Vertical Beam 12, protection swing door 13, capacitor mounting plate 14, bottom plate cable lead hole.

detailed description

Fig. 1 ~ 6 is the preferred embodiment of the present utility model, below in conjunction with accompanying drawing 1 ~ 6 the utility model is described further.

As shown in Figures 1-2, a JP cabinet includes a main cabinet body and a top cover 1 covering the main cabinet body. The main cabinet is composed of base plate 4, side plate 3 and crossbeam 8 splicing, wherein side plate 3 is vertically arranged on both sides of base plate 4, and crossbeam 8 is a strip shape, fixed on the front and rear ends of the upper part of two side plates 3, the top The cover 1 is fixed with the main cabinet body through the beam 8 . Face doors 2 are all arranged on the front and rear faces of the main cabinet.

The base plate 4, the side plate 3 and the beam 8 in the main cabinet are all made by bending steel plates. Wherein the four sides of the side plate 3 are continuously bent inward twice at right angles, and four bending surfaces parallel to the surface of the side plate 3 are formed around it, and connecting holes are left on the bending surfaces. The two sides of the base plate 4 are vertically bent upward to form a bent surface, which matches with the bent surface at the bottom of the side plate 3, and the beam 8 is vertically bent downward to form a bent surface, which matches with the bent surface at the top of the side plate 3 . The bending surfaces of the base plate 4 and the crossbeam 8 are also provided with connection holes. When the main cabinet is spliced, the bending surfaces of the base plate 4 and the side plates 3 are connected end to end and fixed by rivets. The main cabinet body is fixedly connected by bending and splicing, which avoids the disadvantages of time-consuming and labor-intensive assembly in the prior art, and is easy to realize streamlined production, greatly shortening the production and supply of JP cabinets. delivery cycle. The assembly is realized by splicing, and the processing and connection are simple. At the same time, the positioning holes processed by the punching machine on the sheet metal parts are used for connection and positioning between each component. The positioning is accurate, the welding process is reduced, and the assembly efficiency is improved.

As shown in FIG. 6 , the beam 8 is bent around, and the two ends and the front are provided with connecting holes to connect with the side plate 3 . As shown in Figure 4, there are also side plate cable lead holes 6 for leading out and leading in cables at the bottom of the side plates 3 on both sides, and a rainproof eaves 5 are arranged on the top of the side plate cable lead holes 6 . Hinge holes are provided at the bends of the front and rear sides of the side plate 3, and the front and rear sides of the main cabinet are connected with two opposite doors 2 through the hinge holes. The front door 2 is bent around, and the bending edge is punched with a hinge hole, and the front surface is punched with a door lock hole, and a door lock and a corresponding lock bar are installed at the door lock hole.

In this JP cabinet, the top cover 1 and the front door 2 are both double-layer structures, and a correspondingly bent inner liner is provided on the inner side of the outer surface, and a sandwich is formed between the outer surface and the inner liner. It is filled with fire-proof and heat-insulating rock wool, so the delivery heat insulation performance of this JP cabinet is improved, and the safety of use is greatly improved. The top cover 1 is provided with a waterproof eaves protruding from the outside at the same time, and several ventilation holes are arranged on the lower side of the waterproof eaves.

Vertical beams 11 are arranged on the left and right sides of the interior of the main cabinet, and the vertical beams 11 are fixed to the side plates 3 on both sides by bolts, which improves the support strength of the side plates 3 and the entire main cabinet. In the middle of the main cabinet body, a compartment partition 9 is vertically arranged at the same time, and a busbar channel, a terminal row installation hole and a secondary cable passing hole are arranged on the compartment partition 9 . The interior of the main cabinet is divided into two compartments, left and right, by a compartment partition 9.

As shown in Figure 2, an instrument swing door 7 is arranged on the upper part of the front side of the left compartment inside the main cabinet, and the instrument swing door 7 is fixed on the side plate 3 on the corresponding side of the main cabinet by hinges. A plurality of instrument mounting holes are provided on the instrument swing door 7 for installing required instruments. A mounting plate 10 is installed on the bottom of the instrument swing door 7 . The mounting plate 10 is vertically fixed at the bottom of the instrument swing door 7, and the plate surface of the mounting plate 10 faces the front and rear sides of the main cabinet. Mounting holes for installing electrical components such as circuit breakers, load switches, lightning arresters, and transformers are opened on the mounting plate 10 , and corresponding electrical components are installed through the mounting plate 10 during actual installation.

As shown in Figure 3, a protection swing door 12 is provided on the upper part of the rear side of the left compartment inside the main cabinet, and the protection swing door 12 is fixed on the compartment partition 9 through hinges, and the opening and closing angle is greater than 90°. The intelligent power distribution terminal is installed on the protection swing door 12. The intelligent power distribution terminal is a collection of current and voltage collection instructions, reactive power compensation control, switching value input, relay output, power collection, monitoring, and communication transmission in the prior art. Integrated intelligent control device. After the intelligent power distribution terminal is installed in the JP cabinet through the protection swing door 12, the auxiliary contacts, control contacts, current signals, voltage signals, and reactive power compensation control of other electrical components in the cabinet are connected to the intelligent distribution terminal through cables. Change terminal. A capacitor mounting plate 13 is horizontally arranged on the lower part of the rear side of the compartment on the right side of the main cabinet, and the capacitor mounting plate 13 is fixed on the top of the bottom plate 4 by bolts for installing capacitors.

As shown in FIG. 5 , a plurality of base plate cable lead holes 14 are opened on the base plate 4 for leading in and out cables to the JP cabinet.

The above is only a preferred embodiment of the utility model, and is not intended to limit the utility model in other forms. Any skilled person who is familiar with this profession may use the technical content disclosed above to change or remodel it into an equivalent change. Equivalent embodiment. However, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present utility model without departing from the content of the technical solution of the utility model still belong to the protection scope of the technical solution of the utility model.

Claims (10)

1. a JP cabinet, comprise main cabinet and be located at the top cover (1) on main cabinet top, it is characterized in that: described main cabinet comprises base plate (4) and is vertically arranged on the side plate (3) of base plate (4) both sides, the fillet of base plate (4) and side plate (3) is bent to form bending side, and the bending side between base plate (4) and side plate (3) splices and is connected and fixed.

2. JP cabinet according to claim 1, is characterized in that: be respectively arranged with a crossbeam (8) in the front and back end on the top of described main cabinet, and crossbeam (8) two ends are equipped with the connecting hole for being connected with side plate (3).

3. JP cabinet according to claim 1, is characterized in that: be vertically provided with cell partitions (9) in the stage casing, inside of described main cabinet, the left-hand compartment being divided into left and right to arrange main cabinet inside by cell partitions (9) and right-hand compartment will.

4. JP cabinet according to claim 3, is characterized in that: the top on front side of described left-hand compartment is provided with the instrument double-acting door (7) for installing instrument; Be provided with mounting panel (10) in the bottom of instrument double-acting door (7), the top on rear side of left-hand compartment is provided with the protection double-acting door (12) for installing Intelligent power distribution terminal; Lower horizontal on rear side of described right-hand compartment will is provided with the capacitor mounting panel (13) for installing capacitor.

5. JP cabinet according to claim 4, is characterized in that: described instrument double-acting door (7) can folding be fixed on side plate (3); Described protection double-acting door (12) can being installed on cell partitions (9) of folding, and the folding angle of protection double-acting door (12) is greater than 90 °.

6. the JP cabinet according to claim 1,2 or 5, is characterized in that: offer the side plate cable leading string holes (6) for going between in the bottom of described side plate (3), the top of side plate cable leading string holes (6) is provided with rain-proof eaves (5).

7. the JP cabinet according to claim 1,2 or 5, is characterized in that: be fixed with in described side plate (3) inner side the vertical beam (11) vertically arranged.

8. JP cabinet according to claim 1, is characterized in that: on the front-back of described main cabinet, be provided with the face door (2) that two fans are split, face door (2), for arranging double-decker with dissection, is filled with rock wool in interlayer.

9. JP cabinet according to claim 1, is characterized in that: described top cover (1), for arranging double-decker with dissection, is filled with rock wool in interlayer; Top cover (1) is provided with the rain visor of outer spy simultaneously, is provided with several ventilation holes on the downside of rain visor.

10. JP cabinet according to claim 1, is characterized in that: on described base plate (4), offer multiple base plate cable leading string holes (14).