CN105162018B - A kind of middle-placed switch cabinet handcart of fast changeable - Google Patents

Abstract

The invention discloses a rapidly replaceable central cabinet handcart, which belongs to the field of substation equipment and includes a base. One of the rods is close to the panel and the other is away from the panel. The support rod is vertically arranged. The upper end of the support rod is provided with a positioning seat. The bolt slides in the length direction, and the lower end of the support rod is provided with a roller, which is rotatably connected with the support rod. The length direction is vertical, a number of positioning grooves that can be inserted into the latch are arranged at intervals along the length direction in the positioning area, a fixed block is provided below the positioning area, and a vertical through hole is provided on the fixed block, and the support rod passes through the through hole. The replacement is fast and efficient, and at the same time saves labor.

Description

A Quickly Replaceable Middle Cabinet Handcart

technical field

The invention relates to the field of substation equipment, in particular to a rapidly replaceable center cabinet handcart.

Background technique

The central cabinet, that is, the central switch cabinet, is mainly used in power plants, power transmission of small and medium-sized generators, power reception and power transmission of secondary substations in power systems, power distribution of industrial and mining enterprises and institutions, and large high-voltage motors It is divided into three layers, the upper layer is the busbar and the instrument room (isolated from each other), the middle layer is the circuit breaker room, and the lower layer is the cable room. The circuit breaker is in the middle layer, that is, the middle layer is a switchgear. The switchgear is generally in the form of a handcart. When an explosion accident occurs in the middle cabinet, it needs to be repaired in time to reduce the power outage time of the equipment and unplanned power outages. The existing technology, such as the application The Chinese patent No. 201410097255.4 discloses a handcart with a central cabinet. Once an accident occurs, it is inconvenient and time-consuming to replace, which affects the economic benefits of the power supply unit and the power-consuming unit, and is relatively laborious.

Contents of the invention

The object to be achieved by the present invention is to provide a handcart with a central cabinet that can be quickly replaced, which can be quickly replaced, has high efficiency and saves labor.

In order to achieve the above object, the present invention adopts the following technical solutions: a quick-change central cabinet handcart, including a base, a panel is provided on one side of the base, a number of electrical components are provided on the side of the panel close to the base, and a panel is provided on the base. There is a baffle on the two adjacent sides of one side, the baffle is fixedly connected with the base, the baffle extends to the side where the panel is, the baffle is fixedly connected with the panel, and there are two support rods on the baffle, the two One of the support rods is close to the panel and the other is away from the panel. The support rods are vertically arranged. The upper end of the support rod is provided with a positioning seat. It can slide in the length direction of the bolt. The lower end of the support rod is provided with a roller, which is rotatably connected with the support rod. The rotating shaft of the roller is perpendicular to the baffle. The length direction of the area is vertical, and a number of positioning grooves that can be inserted into the latch are arranged at intervals along the length direction in the positioning area, and a fixed block is provided under the positioning area, and a vertically arranged through hole is provided on the fixed block, and the support rod passes through the through hole. hole.

When an explosion accident or other performance failure occurs and the parts of the central cabinet need to be replaced, the use of the central cabinet handcart provided by the present invention can effectively improve the efficiency. The operation method is as follows: first pull out a part of the handcart until the A support rod on the baffle close to the panel and the rollers under it are completely suspended, and then pull out the pin so that the suspended support rod can slide in the vertical direction under the constraint of the through hole of the fixed block, and slide the support rod to adjust Position the support bar until the rollers of the support bar touch the ground, then reinsert the pin to fix the pin with the positioning slot at the corresponding position in this state, thereby completing the fixing of the support bar, and then continue to pull out the handcart, Under the support of the lower rollers, it is very labor-saving and stable. When the support rod at the other end of the handcart is also suspended, the support rod is lowered in the same way, so as to achieve the stable state of the four rollers supporting the handcart, and then you can quickly push it away. The handcart that needs to be replaced, after taking the handcart that needs to be replaced, use the reverse operation method to replace the new handcart. When the support rod rises to the folded state, the rollers can be aligned with the center cabinet. The preset track fit makes the handcart smooth and labor-saving when it is pushed in or pulled out. The baffles on both sides of the handcart, in addition to being the base of the support rod, can also effectively reduce the damage to other components of the central cabinet when the switch cabinet explodes, thereby further improving economic benefits and saving maintenance time.

Further, the positioning area is recessed toward the side away from the support rod to offset the increase in thickness brought about by the positioning seat on the support rod, so that it can be matched with the existing central cabinet, and there is no need to specially design a new matching central cabinet , reducing the cost of use and increasing the scope of use.

Further, the clearance fit between the through hole and the support rod can make the support rod slide smoothly and at the same time prevent the support rod from shaking and unstable when sliding.

Further, a handle is provided on the end of the bolt away from the baffle, which is convenient for taking and placing the bolt.

Further, the baffle is a plastic baffle, which provides insulation, prevents electric leakage accidents, and prevents personnel from accidentally touching electrical components.

Further, the support rod is a plastic rod, which provides insulation and prevents electric leakage accidents.

Further, the wheel surface of the roller is provided with a rubber layer. Since the roller is small and the handcart is heavy, the rubber layer can effectively improve the sliding friction and prevent the handcart from slipping when it is pushed.

Further, a handle is provided on the panel to facilitate the pushing and removing of the handcart.

Further, the base is detachably connected to the panel, the base is detachably connected to the baffle, and the panel is detachably connected to the baffle. In the existing environment, standard central cabinets and matching handcarts are used During the process, it is difficult to pull out the handcart directly from the central cabinet for replacement, which prolongs the maintenance time. Therefore, the construction personnel can replace the conformable base, panel or baffle according to the needs, so that the handcart can be changed into a non-standard central cabinet handcart to save Quickly and directly pull out the replacement from the center cabinet.

After adopting the technical scheme, the present invention has the following advantages:

When an explosion accident occurs in the central cabinet, the new process and new scheme are adopted on site to replace the whole cabinet, which can greatly shorten the emergency repair time of the accident, shorten the shutdown time from the original 2 to 3 days to within 10 hours, and reduce unplanned Power outage accident.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing:

Fig. 1 is a schematic diagram of an embodiment of the present invention.

detailed description

Accompanying drawing 1 shows an embodiment of the present invention.

A handcart with a central cabinet that can be quickly replaced, including a base 1, a panel 2 is provided on one side of the base 1, a number of electrical components 3 are provided on the side of the panel 2 close to the base 1, and the side of the panel 2 is adjacent to the base 1 A baffle 4 is respectively provided on the two sides of the baffle 4. The baffle 4 is a plastic baffle 4, which provides insulation, prevents electric leakage accidents, and prevents personnel from accidentally touching the electrical component 3. The baffle 4 is fixedly connected to the base 1. The plate 4 extends to the side where the panel 2 is located, and the baffle 4 is fixedly connected with the panel 2. The baffle 4 is provided with two support rods 5, which are plastic rods to provide insulation and prevent electric leakage accidents. One of the rods 5 is near the panel 2 and the other is away from the panel 2. The support rod 5 is vertically arranged. The upper end of the support rod 5 is provided with a positioning seat 6. The plate 4 and the latch 7 run through the positioning seat 6 and can slide in the length direction of the latch 7. The end of the latch 7 away from the baffle plate 4 is provided with a handle 12 to facilitate the removal of the latch 7. The lower end of the support rod 5 is provided with a roller 8. The wheel surface of the roller 8 is provided with a rubber layer. Since the roller 8 is small and the handcart is heavy, the rubber layer can effectively improve the sliding friction and prevent the phenomenon of slipping when the handcart is pushed. The roller 8 is connected to the support rod 5 in rotation. The rotating shaft of the roller 8 is perpendicular to the baffle plate 4, and the baffle plate 4 is provided with two positioning areas 9 corresponding to a support rod 5 respectively, and the positioning area 9 is recessed to the side away from the support rod 5 to offset the support rod 5. The thickness of the upper positioning seat 6 is increased, so that it can be matched with the existing central cabinet, and it is not necessary to design a new matching central cabinet, which reduces the cost of use and increases the scope of use. The length direction of the positioning area 9 is vertical , the positioning area 9 is provided with a number of positioning slots 10 that can be inserted into the latch 7 at intervals along the length direction, and a fixed block 11 is provided below the positioning area 9, and the fixed block 11 is provided with a vertically arranged through hole, and the support rod 5 passes through Through hole, through hole and support bar 5 clearance fits, while support bar 5 can be made to slide smoothly, shake unstable when preventing support bar 5 from sliding, panel 2 is provided with handle 13, facilitates the pushing and taking of handcart.

When an explosion accident or other performance failure occurs and the parts of the central cabinet need to be replaced, the use of the central cabinet handcart provided by the present invention can effectively improve the efficiency. The operation method is as follows: first pull out a part of the handcart until the A support rod 5 close to the panel 2 on the baffle plate 4 and the roller 8 below are completely suspended, and then the latch 7 is pulled out, so that the suspended support rod 5 can be vertically moved under the constraint of the through hole of the fixed block 11. Slide, slide the support rod 5 to adjust the position of the support rod 5 until the roller 8 of the support rod 5 touches the ground, and then reinsert the latch 7, so that the latch 7 is fixed with the positioning groove 10 at the corresponding position in this state, thereby completing the support rod 5, and then continue to pull out the handcart, under the support of the support rod 5 and the roller 8 under it, it is very labor-saving and stable, until the support rod 5 at the other end of the handcart is also suspended, put down the support rod in the same way 5. In order to achieve the stable state of the four rollers 8 supporting the handcart, you can quickly push away the handcart that needs to be replaced, and after taking the handcart that needs to be replaced, use the reverse operation method to replace it with a new one. When the support rod 5 rises to the retracted state, the roller 8 can cooperate with the preset track in the center cabinet, so that the handcart is smooth and labor-saving when it is pushed in or pulled out. The baffles 4 on both sides of the handcart, in addition to serving as the base of the support rod 5, can also effectively reduce the damage to other components of the central cabinet when the switch cabinet explodes, thereby further improving economic benefits and saving maintenance time.

The base and the panel are detachably connected, the base and the baffle are detachably connected, and the panel and the baffle are detachably connected. In the existing environment, the standard central cabinet and the supporting handcart are difficult to handle during use. Pull out and replace directly from the central cabinet, prolonging the maintenance time, so the construction personnel can replace the conformable base, panel or baffle according to the needs, so that the handcart can be changed into a non-standard central cabinet handcart, so as to quickly and directly install from the central cabinet. Pull out from inside the cabinet for replacement.

Except above-mentioned preferred embodiment, the present invention also has other embodiments, and those skilled in the art can make various changes and deformations according to the present invention, as long as they do not depart from the spirit of the present invention, all should belong to the scope defined in the appended claims of the present invention scope.

Claims (7)

1. a kind of middle-placed switch cabinet handcart of fast changeable, including base (1), base are while provided with panel (2), panel is close to base One side be provided with some electrical equipments (3), it is characterised in that：On base on two sides adjacent with one side provided with panel respectively Provided with one piece of baffle plate (4), baffle plate is fixedly connected with base, one side that baffle plate is extended to where panel, and baffle plate is fixed with panel to be connected Connect, baffle plate is provided with two support bars (5), and two support bars one are close to another remote panel of panel, and support bar is set vertically Put, post upper is provided with positioning seat (6), positioning seat is provided with latch (7), and latch is horizontally disposed and length direction is perpendicular to gear Plate, latch is through positioning seat and can be slided on the length direction of latch, and support bar lower end is provided with roller (8), roller and support Bar rotates connection, and the rotating shaft of roller is perpendicular to baffle plate, and baffle plate is provided with two positioning areas corresponding with a support bar respectively (9), the length direction of positioning area is vertical, and compartment of terrain is provided with the locating slot of some pluggable latches along its length in positioning area (10) fixed block (11), is provided with below positioning area, fixed block is provided with the through hole being vertically arranged, and support bar passes through through hole；It is described Through hole coordinates with support bar gap；The baffle plate is plastic dam.

2. a kind of middle-placed switch cabinet handcart of fast changeable according to claim 1, it is characterised in that：The positioning area is to remote From the side indent of support bar.

3. a kind of middle-placed switch cabinet handcart of fast changeable according to claim 1, it is characterised in that：It is remote on the latch One end of baffle plate is provided with handle (12).

4. a kind of middle-placed switch cabinet handcart of fast changeable according to claim 1, it is characterised in that：The support bar is modeling Expect bar.

5. a kind of middle-placed switch cabinet handcart of fast changeable according to claim 1, it is characterised in that：The wheel face of the roller Provided with glue-line.

6. a kind of middle-placed switch cabinet handcart of fast changeable according to claim 1, it is characterised in that：The panel is provided with Handle (13).

7. a kind of middle-placed switch cabinet handcart of fast changeable according to claim 1, it is characterised in that：The base and panel For dismountable connection, base is with baffle plate to be removably connected, and panel is removably to be connected with baffle plate.