CN110739606A

CN110739606A - Adjustable mounting upright post for assembled power distribution cabinet

Info

Publication number: CN110739606A
Application number: CN201911027176.5A
Authority: CN
Inventors: 吴佳慧; 姚怀军
Original assignee: Individual
Current assignee: State Grid Corp of China SGCC; Langfang Power Supply Co of State Grid Jibei Electric Power Co Ltd
Priority date: 2019-10-27
Filing date: 2019-10-27
Publication date: 2020-01-31
Anticipated expiration: 2039-10-27
Also published as: CN110739606B

Abstract

The invention discloses adjustable mounting stand columns for assembled power distribution cabinets, which belong to the technical field of power distribution cabinets and adjustable mounting stand columns for assembled power distribution cabinets.

Description

Adjustable mounting upright post for assembled power distribution cabinet

Technical Field

The invention relates to the technical field of power distribution cabinets, in particular to an adjustable mounting upright post for assembled power distribution cabinets.

Background

The distribution cabinet (case) is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case), and is the final equipment of a distribution system, the distribution cabinet is the general name of a motor control center, the distribution cabinet is used in the occasions with more dispersed loads and less loops, the motor control center is used in the occasions with more concentrated loads and loops, the distribution cabinet distributes the electric energy of a circuit of the upper -level distribution equipment to the nearby loads, and the equipment provides protection, monitoring and control for the loads.

The patent document with the publication number of CN201520802725.2 in the prior art provides assembled adjustable power distribution cabinets, which comprise four mounting upright posts and a frame body formed by cross beams arranged at two ends of the four mounting upright posts, six sides of the frame body comprise top covers, buckle type side plates, a rear plate, a cable bridge and a front , reinforcing angle plates are arranged at joints of the mounting upright posts and the cross beams, the reinforcing angle plates are arranged at joints of the cross beams and the top covers, and detachable supports are further arranged on the mounting upright posts.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide adjustable mounting columns for an assembled power distribution cabinet, so as to solve the problems in the background technology.

2. Technical scheme

adjustable installation stand column for assembled switch board, including guide pillar and guide arm, the inboard sliding connection in guide pillar upper end in the guide arm lower extreme outside, two grooves of accomodating have been seted up to guide pillar lower extreme left and right sides outer wall symmetry, accomodate the inslot side and seted up spout A, be equipped with rather than sliding fit's supporting component in the spout A, guide pillar upper end inboard still is equipped with the inboard adjusting part that runs through the guide arm lower extreme.

Preferably, the middle part of the front end of the guide rod is provided with an adjusting groove communicated with the lower end of the guide rod, the inner wall of the middle part of the adjusting groove is provided with a tooth groove, the inner side of the tooth groove is in meshing transmission with the outer side of the middle part of the adjusting device, and two extrusion grooves are symmetrically formed in the positions, close to the edges of the left side and the right side, of the front end of the.

Preferably, a plurality of supporting blocks movably clamped with the top surfaces of the guide pillars are linearly and equidistantly arranged in the extrusion groove, two guide bars are symmetrically welded to the positions, close to the rear ends, of the outer walls of the left side and the right side of each supporting block, the outer sides of the guide bars are in sliding connection with sliding grooves B formed in the inner wall of the extrusion groove, a spring groove is further formed in the middle of the rear end of each supporting block, a connecting column is arranged in the spring groove, the rear end of each connecting column is tightly welded with the inner wall of the extrusion groove, and a spring tightly attached to the inner wall of the spring groove.

Preferably, the supporting component includes the support arm, support arm end articulates there is the slider, the slider is T type structure, just the slider outside and the inboard sliding fit of spout A, support arm end articulates in addition has the fixing base, the fixing base is T type structure, just both ends are all connected fixedly through fixed screw and outside crossbeam around the fixing base.

Preferably, the adjusting assembly comprises a rotating shaft penetrating through the inner side of the lower end of the guide rod, the end of the rotating shaft is rotatably connected with the inner wall of the side of the guide post , and the other end of the rotating shaft passes through the inner wall of the side of the guide post to extend to the outside and is welded with the adjusting block.

Preferably, a gear is sleeved at a position, opposite to the tooth groove, of the outer side of the middle of the rotating shaft, the outer side of the gear is in meshing transmission with the inner side of the tooth groove, two ratchet wheels are further symmetrically sleeved at positions, opposite to the left side and the right side of the gear, of the rotating shaft, a pawl in sliding connection with the ratchet wheels is arranged above the ratchet wheels, the pawl is made of elastic metal sheets, and the pawl is tightly welded with the inner wall of the guide pillar.

3. Advantageous effects

Compared with the prior art, the invention provides adjustable mounting columns for assembled power distribution cabinets, which have the following beneficial effects:

1. the invention relates to adjustable mounting columns for an assembled power distribution cabinet, which can not be adjusted according to the size of the assembled power distribution cabinet and still needs to adopt a customized mode to achieve mounting accuracy, so that a guide rod convenient for sliding adjustment of length is arranged in the guide column, the guide rod extends out of the guide column by utilizing the rotating force of a rotating adjusting assembly, and the guide rod can slide irreversibly when the length of each section of the guide rod extends out, so that the guide rod has enough supporting strength, the frame of the assembled power distribution cabinet is ensured to have fixed rigidity, supporting assemblies are provided to replace the traditional supporting assemblies for reinforcing the lower end of the guide column by using an angle plate, the supporting assemblies are convenient to mount, the sliding adjustment is convenient according to the torque required by assembling power distribution cabinets with different sizes, and the purpose of rapid assembly is achieved.

2. According to the invention, two extrusion grooves are symmetrically formed in the front end of the guide rod, and a plurality of supporting blocks which slide mutually are arranged in the extrusion grooves, so that when the adjusting component drives the guide rod to extend out, the upper end of the guide rod passes through supporting blocks, and the supporting blocks are ejected out of the extrusion grooves under the action of the restoring force of the spring and the limiting action of the sliding groove B, so as to be tightly attached to the top surface of the guide rod, at the moment, the stress area of the guide rod is increased, the integral rigidity of the mounting upright column is enhanced, and the integral stability of the power distribution cabinet.

3. The two support assemblies are symmetrically arranged on the outer side of the lower end of the guide post, but the two support assemblies can be arranged on the outer side of the upper end of the guide rod, so that the integral stability is achieved, after the length of the installation upright post is adjusted, the end parts of the two sides of the installation upright post need appropriate support moment to achieve support strength, the traditional angle plate has different sizes, but cannot be selected according to the adjusted length of the adjusted installation upright post, and still needs to be customized and is inconvenient.

The invention also arranges an adjusting component which is convenient for adjusting the extending length of the guide rod at the inner side of the upper end of the guide post, the rotating shaft is driven by rotating the adjusting block, the rotating shaft drives the gear, the gear drives the guide rod which is engaged with the gear to extend, meanwhile, the rotating shaft drives the ratchet wheel to rotate in the rotating process, at the moment, the pawl claw part slides over the back of the ratchet wheel tooth, when the rotating is stopped, the pawl claw part tightly fastens the ratchet wheel tooth groove to prevent the rotating shaft from reversing, and simultaneously, the strength of the irreversible extension of the guide rod is enhanced.

Drawings

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

FIG. 2 is a schematic structural view of the guide post of the present invention;

FIG. 3 is an enlarged view of the structure at A in the present invention;

FIG. 4 is a schematic view of a cross-sectional structure of a guide post and a connecting structure thereof according to the present invention;

FIG. 5 is an enlarged view of the structure at B in the present invention;

FIG. 6 is a schematic structural view of the support assembly of the present invention.

The reference numbers in the figures illustrate: 1. a guide post; 101. a receiving groove; 102. a chute A; 2. a guide bar; 201. an adjustment groove; 202. a tooth socket; 203. extruding a groove; 204. a support block; 205. conducting bars; 206. a chute B; 207. connecting columns; 208. a spring; 3. a support assembly; 301. a support arm; 302. a slider; 303. a fixed seat; 304. fixing screws; 401. a rotating shaft; 402. an adjusting block; 403. a gear; 404. a ratchet wheel; 405. a pawl.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1:

kind of assembled switch board is with adjustable installation stand, including guide pillar 1 and guide arm 2, the inboard sliding connection in guide arm 2 lower extreme outside and guide pillar 1 upper end, two grooves 101 of accomodating have been seted up to the outer wall symmetry of the 1 lower extreme left and right sides of guide pillar, and the inslot 101 inboard of accomodating has seted up spout A102, is equipped with rather than sliding fit's supporting component 3 in the spout A102, and the inboard adjusting part 4 that runs through the 2 lower extreme inboards of guide pillar 1 upper end still is equipped with.

The invention relates to a adjustable mounting upright post for an assembled power distribution cabinet, which can not be adjusted according to the size of the assembled power distribution cabinet at present and still needs to adopt a customized mode to achieve mounting accuracy, so that a guide rod 2 convenient for sliding adjustment of length is arranged in a guide post 1, the guide rod 2 extends out of the guide post 1 by utilizing the rotating force of a rotating adjusting component 4, and the guide rod 2 can irreversibly slide when each -section length extends out, so that the guide rod 2 has enough supporting strength, and the frame of the assembled power distribution cabinet is ensured to have -determined rigidity.

Example 2: the difference is based on example 1;

the middle of the front end of the guide rod 2 is provided with an adjusting groove 201 communicated with the lower end of the guide rod, the inner wall of the middle of the adjusting groove 201 is provided with a tooth groove 202, the inner side of the tooth groove 202 is in meshing transmission with the outer side of the middle of the adjusting device 4, and the front end of the guide rod 2 is symmetrically provided with two extrusion grooves 203 at positions close to the edges of the left side and the right.

Be linear equidistant a plurality of supporting shoes 204 with guide pillar 1 top surface activity joint that are equipped with in the extrusion groove 203, the symmetry welding in position that the outer wall of the left and right sides of supporting shoe 204 is close to the rear end has two conducting bars 205, the spout B206 sliding connection that the conducting bar 205 outside and extrusion groove 203 inner wall were seted up, the spring groove has still been seted up at supporting shoe 204 rear end middle part, the spring inslot is equipped with spliced pole 207, spliced pole 207 rear end and extrusion groove 203 inner wall closely weld, and spliced pole 207 outside cover is equipped with the spring 208 of closely laminating with the spring inslot inner wall.

According to the invention, two extrusion grooves 203 are symmetrically formed in the front end of the guide rod 2, and a plurality of supporting blocks 204 which slide mutually are arranged in the extrusion grooves 203, so that when the adjusting component 4 drives the guide rod 2 to extend, the upper end of the guide rod 1 passes through supporting blocks 204, and under the action of the restoring force of the spring 208 and the limiting action of the sliding groove B206, the supporting blocks 204 are ejected out of the extrusion grooves 203, so as to be tightly attached to the top surface of the guide rod 1, at the moment, the stress area of the guide rod 2 is increased, the integral rigidity of the mounting upright column is enhanced, and the integral stability of the distribution cabinet frame is.

Example 3: the difference is based on examples 1 and 2;

the support component 3 includes a support arm 301, a slider 302 is hinged to the end of the support arm 301 , the slider 302 is of a T-shaped structure, the outer side of the slider 302 is in sliding fit with the inner side of the sliding groove a102, another end of the support arm 301 is hinged to a fixing seat 303, the fixing seat 303 is of a T-shaped structure, and the front end and the rear end of the fixing seat 303 are both connected and fixed with an external beam through fixing screws 304.

The two support assemblies 3 are symmetrically arranged on the outer side of the lower end of the guide post 1, but it is worth explaining that the same two support assemblies 3 can be arranged on the outer side of the upper end of the guide rod 2, so that the integral stability is achieved, after the length of the installation upright post is adjusted, the end parts of the two sides of the installation upright post need proper support moment to achieve support strength, the traditional angle plate has different sizes, but cannot be selected according to the adjusted length of the adjusted installation upright post, and still needs to be customized and is inconvenient, so the support assemblies 3 which are convenient for the guide post 1 to adjust the support moment in a sliding manner are arranged at the lower end of the guide post 1, the support assemblies 3 can be adjusted in time according to actual conditions, and the support assemblies 3 are convenient to install and stable to connect and are favorable for quick.

Example 4: based on examples 1, 2 and 3, the difference is;

the adjusting assembly 4 comprises a rotating shaft 401 penetrating through the inner side of the lower end of the guide rod 2, the end of the rotating shaft 401 is rotatably connected with the inner wall of the guide post 1 side, the other end of the rotating shaft 401 penetrates through the inner wall of the guide post 1 side and extends to the outside, and an adjusting block 402 is welded on the rotating shaft.

The gear 403 is sleeved on the outer side of the middle of the rotating shaft 401 relative to the tooth groove 202, the outer side of the gear 403 is in meshing transmission with the inner side of the tooth groove 202, two ratchet wheels 404 are symmetrically sleeved on the left side and the right side of the rotating shaft 401 relative to the gear 403, a pawl 405 in sliding connection with the ratchet wheels 404 is arranged above the ratchet wheels 404, the pawl 405 is made of elastic metal sheets, and the pawl 405 is tightly welded with the inner wall of the guide post 1.

The invention also arranges an adjusting component 4 which is convenient for adjusting the extending length of the guide rod 2 at the inner side of the upper end of the guide post 1, the rotating shaft 401 is driven by rotating the adjusting block 402, the rotating shaft 401 drives the gear 403, the gear 403 drives the guide rod 2 which is engaged with the gear to extend, meanwhile, the ratchet 404 is driven to rotate when the rotating shaft 401 rotates, at the moment, the claw part of the pawl 405 slides on the back of the ratchet 404, when the rotation stops, the claw part of the pawl 405 fastens the tooth space of the ratchet 404 to prevent the rotation of the rotating shaft 401, and simultaneously, the irreversible extension strength of the guide rod 2 is enhanced.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

The adjustable mounting upright post for the assembled power distribution cabinets is characterized by comprising a guide post (1) and a guide rod (2), wherein the outer side of the lower end of the guide rod (2) is in sliding connection with the inner side of the upper end of the guide post (1), the outer walls of the left side and the right side of the lower end of the guide post (1) are symmetrically provided with two accommodating grooves (101), the inner side of each accommodating groove (101) is provided with a sliding groove A (102), a supporting component (3) in sliding fit with the sliding groove A (102) is arranged in each sliding groove A, and an adjusting component (4) penetrating through the inner side of the lower end of the guide rod (2) is further.
2. The adjustable mounting columns for assembled power distribution cabinets of claim 1, characterized in that the guide bar (2) has an adjusting groove (201) in the middle of its front end communicating with its lower end, the adjusting groove (201) has a tooth space (202) in the middle inner wall, the inner side of the tooth space (202) is in meshing transmission with the outer side of the middle of the adjusting device (4), and the guide bar (2) has two extruding grooves (203) symmetrically at the front end near the left and right edges.
3. The adjustable mounting columns for assembled power distribution cabinets of claim 2, wherein a plurality of support blocks (204) movably clamped with the top surfaces of the guide pillars (1) are linearly arranged in the extrusion groove (203) at equal intervals, two guide bars (205) are symmetrically welded to the positions, close to the rear end, of the outer walls of the left and right sides of each support block (204), the outer sides of the guide bars (205) are slidably connected with a sliding groove B (206) formed in the inner wall of the extrusion groove (203), a spring groove is further formed in the middle of the rear end of each support block (204), a connecting column (207) is arranged in the spring groove, the rear end of the connecting column (207) is tightly welded with the inner wall of the extrusion groove (203), and a spring (208) tightly attached to the inner wall of the spring groove is sleeved on the outer side of the.
4. The adjustable mounting columns for assembled power distribution cabinets of claim 1, wherein the support assembly (3) comprises a support arm (301), a slider (302) is hinged to an end of the support arm (301), the slider (302) is of a T-shaped structure, the outer side of the slider (302) is in sliding fit with the inner side of the sliding chute A (102), the other end of the support arm (301) is hinged to a fixing seat (303), the fixing seat (303) is of a T-shaped structure, and the front end and the rear end of the fixing seat (303) are both connected and fixed with an external cross beam through fixing screws (304).
5. The adjustable mounting posts for assembled electrical distribution cabinets of claim 1, wherein the adjusting assembly (4) comprises a rotating shaft (401) penetrating the inner side of the lower end of the guide rod (2), the end of the rotating shaft (401) is rotatably connected with the inner wall of the guide post (1) side, the other end of the rotating shaft (401) penetrates the inner wall of the guide post (1) side to extend to the outside and is welded with the adjusting block (402).
6. The adjustable mounting columns for assembled power distribution cabinets of claim 5, characterized in that a gear (403) is sleeved on the outer side of the middle of the rotating shaft (401) in a position opposite to the tooth socket (202), the outer side of the gear (403) is in meshing transmission with the inner side of the tooth socket (202), two ratchet wheels (404) are further symmetrically sleeved on the rotating shaft (401) in positions opposite to the left and right sides of the gear (403), a pawl (405) slidably connected with the ratchet wheels (404) is arranged above the ratchet wheels (404), the pawl (405) is made of elastic metal sheets, and the pawl (405) is tightly welded with the inner wall of the guide column (1).