CN114976906A - Variable volume switch board - Google Patents

Variable volume switch board Download PDF

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Publication number
CN114976906A
CN114976906A CN202210699787.XA CN202210699787A CN114976906A CN 114976906 A CN114976906 A CN 114976906A CN 202210699787 A CN202210699787 A CN 202210699787A CN 114976906 A CN114976906 A CN 114976906A
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China
Prior art keywords
sliding
power distribution
sliding door
distribution cabinet
frame
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CN202210699787.XA
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Chinese (zh)
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成佳虹
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Individual
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Individual
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Priority to CN202210699787.XA priority Critical patent/CN114976906A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/301Cabinet-type casings; Parts thereof or accessories therefor mainly consisting of a frame onto which plates are mounted
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/306Accessories, e.g. windows

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Patch Boards (AREA)

Abstract

本发明公开了一种可变容积配电柜,具体涉及配电柜技术领域,传统的配电柜在实际使用过程中其容积不能够灵活改变,包括外部机构,外部机构包括有底板,底板顶端设有第一围框和第二围框,第二围框顶端安装有顶板,外部机构内部设有升降机构,升降机构包括有矩形分布第一矩形筒,第一矩形筒内部滑动设有第二矩形筒,第一矩形筒内部设有螺纹杆,升降机构上设有垂直分布的若干个储物机构,储物机构包括有第一摆臂和第二摆臂,第一摆臂和第二摆臂之间安装有支撑板,利用螺纹杆转动,配合第二矩形筒在第一矩形筒内部滑动,使配电柜容积能够改变,利用第一摆臂和第二摆臂偏移,来调节相邻的支撑板之间的距离,使配电柜内部能够灵活放置配电模块。

Figure 202210699787

The invention discloses a variable-volume power distribution cabinet, in particular to the technical field of power distribution cabinets. The volume of a traditional power distribution cabinet cannot be flexibly changed during actual use, and includes an external mechanism. The external mechanism includes a bottom plate and a top of the bottom plate. A first enclosing frame and a second enclosing frame are provided, the top of the second enclosing frame is installed with a top plate, and a lifting mechanism is arranged inside the external mechanism. A rectangular cylinder, a threaded rod is arranged inside the first rectangular cylinder, and a number of vertically distributed storage mechanisms are arranged on the lifting mechanism. The storage mechanism includes a first swing arm and a second swing arm. The first swing arm and the second swing arm A support plate is installed between the arms, and the threaded rod is rotated to cooperate with the second rectangular cylinder to slide inside the first rectangular cylinder, so that the volume of the power distribution cabinet can be changed, and the first swing arm and the second swing arm are offset to adjust the phase. The distance between adjacent support plates enables flexible placement of power distribution modules inside the power distribution cabinet.

Figure 202210699787

Description

Variable volume switch board
Technical Field
The invention relates to the technical field of power distribution cabinets, in particular to a variable-volume power distribution cabinet.
Background
The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.
The size of traditional switch board is fixed, and its volume can not change in a flexible way in the in-service use process, and inside volume when changing, needs its inside backup pad can move thereupon along with volumetric change for the switch board can have reasonable space to place the fixed module of electric elements when the volume changes, and can increase the quantity of module or change the bulky module as required.
To this end we propose a variable volume electrical distribution cabinet to solve the above mentioned problems.
Disclosure of Invention
The invention aims to provide a variable-volume power distribution cabinet to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a variable-volume power distribution cabinet comprises an external mechanism, wherein the external mechanism comprises a bottom plate, a first enclosing frame is arranged at the top end of the bottom plate, a first sliding door is arranged on one side of the first enclosing frame in a sliding mode, a second enclosing frame is arranged on the outer ring of the first enclosing frame in a sliding mode, a top plate is arranged at the top end of the second enclosing frame, and a second sliding door is arranged on one side of the second enclosing frame in a sliding mode;
lifting mechanisms are arranged inside the first enclosing frame and the second enclosing frame and comprise rectangular frames, cover plates are arranged at the top ends of the rectangular frames, four first rectangular cylinders which are distributed in a rectangular mode are arranged on the cover plates, second rectangular cylinders are arranged inside the first rectangular cylinders in a sliding mode, and threaded rods are arranged inside the first rectangular cylinders;
a plurality of storing mechanism of vertical distribution is installed on the apron top, storing mechanism is including two sets of bracing pieces of horizontal distribution, and inside including two bracing pieces, four of a set of bracing piece the bracing piece top is equipped with the backup pad, the bracing piece both ends are all rotated and are equipped with first swing arm and second swing arm.
Preferably, the roof top is provided with the cabinet top, its cabinet top back taper, one side that bottom plate center department was kept away from to first push-and-pull door and second push-and-pull door is equipped with embedded handle.
Preferably, first push-and-pull door bottom and second push-and-pull door top all are equipped with the slip strip, are located the slip strip bottom of first push-and-pull door and the slip strip top that is located the second push-and-pull door all install the stopper, the sliding tray has all been seted up to bottom plate top and roof bottom, the slip strip on first push-and-pull door and the second push-and-pull door slides respectively and sets up inside the sliding tray that all set up bottom plate top and roof bottom, bottom plate and roof inside all are equipped with the spacing groove, sliding tray and spacing groove intercommunication, two stopper on the slip strip slides respectively and sets up in the spacing inslot.
Preferably, the first frame outer lane top of enclosing is equipped with a plurality of fixture block, the second encloses the inside upper end of frame and has seted up a plurality of draw-in groove, a plurality of the fixture block slides respectively and sets up inside a plurality of draw-in groove.
Preferably, a rotating shaft is rotatably arranged on the rectangular frame through a bearing, two first bevel gears are mounted on the rotating shaft, and the first bevel gears are meshed with second bevel gears.
Preferably, the rectangular frame internally mounted has two sets of baffles, and is a set of rotate through the bearing on the baffle and be provided with two transmission shafts, four second bevel gear is close to the one end fixed connection of rectangular frame center department with four transmission shafts respectively.
Preferably, a fixed block is installed at the lower end of the inside of the first rectangular cylinder, the threaded rod is rotatably arranged on the fixed block through a bearing, a moving block is arranged on the threaded rod in a threaded mode, the moving block is installed at the bottom end of the inside of the second rectangular cylinder, the first rectangular cylinder penetrates through the cover plate in a sliding mode, the bottom end of the first rectangular cylinder is fixedly connected with the top end of the bottom plate, and the top end of the second rectangular cylinder is fixedly connected with the bottom end of the top plate.
Preferably, a fourth bevel gear is installed at the bottom end of the threaded rod, a third bevel gear is installed on the transmission shaft, and the third bevel gear is meshed with the fourth bevel gear.
Preferably, be located a set of two the bracing piece is articulated to be connected with first articulated seat with two first swing arms of one end, is located a set of two the bracing piece is articulated to be connected with the articulated seat of second with two second swing arms of one end.
Preferably, be located the top the articulated seat bottom of second that storing mechanism includes and the first articulated seat top fixed connection that storing mechanism that is located the below includes, four connecting blocks that the rectangle distributes are installed on the apron top, are located the top first articulated seat top and roof bottom fixed connection that storing mechanism includes are located the below the articulated seat bottom of second and connecting block top fixed connection that storing mechanism includes.
Compared with the prior art, the invention has the beneficial effects that:
1. the transmission shaft is driven to rotate by the rotation of the rotating shaft, the threaded rod is driven to rotate by the rotation of the transmission shaft, and the second rectangular cylinder is matched to slide in the first rectangular cylinder, so that the second rectangular cylinder rises and the top plate is driven to rise.
2. According to the invention, the plurality of storage mechanisms are driven to ascend by utilizing the ascending of the top plate, when the storage mechanisms ascend, the distance between the first hinged seat and the second hinged seat is increased, so that the first swing arm and the second swing arm which are hinged and connected with the first hinged seat and the second hinged seat are offset, the supporting rod rotationally connected with the first swing arm and the second swing arm ascends along with the first swing arm and the second swing arm, the distance between the adjacent supporting plates is adjusted, the distance between the supporting plates in the power distribution cabinet can be uniformly distributed, the power distribution modules can be conveniently placed, and the placing space of the power distribution modules can be increased by reducing the number of the supporting plates.
3. According to the invention, the top plate rises to drive the second enclosure frame to slide on the outer ring of the first enclosure frame so as to increase the volume of the power distribution cabinet, and the first sliding door and the second sliding door are pushed to enable the sliding strips on the first sliding door to slide in the sliding grooves on the bottom plate and the top plate, so that the first sliding door and the second sliding door are opened to assemble the interior of the power distribution cabinet.
Drawings
Figure 1 is a schematic view of the overall structure of the present invention,
FIG. 2 is a schematic cross-sectional view of the present invention,
figure 3 is an exploded view of the external mechanism of the present invention,
FIG. 4 is a schematic cross-sectional view of the lifting mechanism of the present invention,
FIG. 5 is a schematic cross-sectional view of the storage mechanism of the present invention,
FIG. 6 is an enlarged view of the structure at A in FIG. 2,
FIG. 7 is an enlarged view of the structure at B in FIG. 2,
FIG. 8 is an enlarged view of the structure at C in FIG. 4 according to the present invention,
FIG. 9 is an enlarged view of the structure shown at D in FIG. 4,
FIG. 10 is an enlarged view of the structure at E in FIG. 5 according to the present invention.
In the figure: 1. an external mechanism; 101. a base plate; 102. a first enclosure frame; 103. a first sliding door; 104. a slide bar; 105. a limiting block; 106. a second enclosure frame; 107. a second sliding door; 108. a top plate; 109. a cabinet top; 2. a lifting mechanism; 201. a rectangular frame; 202. a cover plate; 203. connecting blocks; 204. a baffle plate; 205. a rotating shaft; 206. a first bevel gear; 207. a drive shaft; 208. a second bevel gear; 209. a third bevel gear; 210. a first rectangular cylinder; 211. a fixed block; 212. a threaded rod; 213. a fourth bevel gear; 214. a moving block; 215. a second rectangular cylinder; 3. a storage mechanism; 301. a first hinge mount; 302. a first swing arm; 303. a support bar; 304. a second swing arm; 305. a second hinged seat; 306. and a support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in fig. 1-10, the present invention provides a variable volume power distribution cabinet, which includes an external mechanism 1, where the external mechanism 1 includes a bottom plate 101, a first enclosure frame 102 is installed on a top end of the bottom plate 101, a first sliding door 103 is slidably installed on one side of the first enclosure frame 102, a second enclosure frame 106 is slidably installed on an outer ring of the first enclosure frame 102, a top plate 108 is installed on a top end of the second enclosure frame 106, a second sliding door 107 is slidably installed on one side of the second enclosure frame 106, the volume of the power distribution cabinet is changed by using the external mechanism 1, a lifting mechanism 2 is installed inside the first enclosure frame 102 and the second enclosure frame 106, the lifting mechanism 2 includes a rectangular frame 201, a cover plate 202 is installed on a top end of the rectangular frame 201, four first rectangular tubes 210 are installed on the cover plate 202 in a rectangular distribution, a second rectangular tube 215 is slidably installed inside the first rectangular tube 210, a threaded rod 212 is installed inside the first rectangular tube 210, utilize threaded rod 212 to rotate and drive a second rectangle section of thick bamboo 215 and go up and down, a plurality of storing mechanism 3 of vertical distribution is installed on apron 202 top, storing mechanism 3 is including two sets of bracing pieces 303 of horizontal distribution, and a set of bracing piece 303 is inside including two bracing pieces 303, four bracing piece 303 top is equipped with backup pad 306, bracing piece 303 both ends are all rotated and are equipped with first swing arm 302 and second swing arm 304, utilize the change of the distance between the adjacent backup pad 306 to adjust the space of placing of distribution module.
Furthermore, the top end of the top plate 108 is provided with a cabinet top 109, the cabinet top 109 is inverted-cone-shaped, so that rainwater can be prevented from splashing into the power distribution cabinet, one sides of the first sliding door 103 and the second sliding door 107, which are far away from the center of the bottom plate 101, are provided with embedded handles, so that the first sliding door 103 and the second sliding door 107 can move conveniently, the bottom end of the first sliding door 103 and the top end of the second sliding door 107 are both provided with sliding bars 104, the sliding bars 104 on the first sliding door 103 and the second sliding door 107 can slide in the sliding grooves on the bottom plate 101 and the top plate 108 by pushing the first sliding door 103 and the second sliding door 107, the bottom end of the sliding bar 104 on the first sliding door 103 and the top end of the sliding bar 104 on the second sliding door 107 are both provided with limiting blocks 105, and the top end of the bottom plate 101 and the top end of the top plate 108 are both provided with sliding grooves, the sliding strips 104 on the first sliding door 103 and the second sliding door 107 are respectively arranged in sliding grooves formed in the top end of the bottom plate 101 and the bottom end of the top plate 108 in a sliding manner, limiting grooves are formed in the bottom plate 101 and the top plate 108 in a sliding manner, the sliding grooves are communicated with the limiting grooves, limiting blocks 105 on the two sliding strips 104 are respectively arranged in the limiting grooves in a sliding manner, the limiting blocks 105 on the sliding strips 104 slide in the limiting grooves on the bottom plate 101 and the top plate 108 to limit the moving process of the first sliding door 103 and the second sliding door 107, so that the first sliding door 103 and the second sliding door 107 cannot fall off, a plurality of clamping blocks are arranged at the top end of the outer ring of the first enclosure frame 102, a plurality of clamping grooves are formed in the upper end of the inner portion of the second enclosure frame 106, the plurality of clamping blocks are respectively arranged in the plurality of clamping grooves in a sliding manner, and the clamping blocks on the first enclosure frame 102 slide in the clamping grooves on the second enclosure frame 106, the moving process of the second enclosure frame 106 is limited.
Furthermore, a rotating shaft 205 is rotatably arranged on the rectangular frame 201 through a bearing, two first bevel gears 206 are arranged on the rotating shaft 205, a second bevel gear 208 is meshed with the first bevel gears 206, the first bevel gears 206 are meshed with the second bevel gears 208, the rotating shaft 205 is rotated to drive the transmission shaft 207 to rotate, two groups of baffles 204 are arranged inside the rectangular frame 201, one group of baffles 204 are provided with two transmission shafts 207 through bearings, the transmission shafts 207 are supported and limited by the baffles 204, the four second bevel gears 208 are fixedly connected with one ends of the four transmission shafts 207 near the center of the rectangular frame 201 respectively, the transmission shafts 207 can drive the second bevel gears 208 to rotate, a fixing block 211 is arranged at the lower end inside the first rectangular cylinder 210, and the threaded rod 212 is rotatably arranged on the fixing block 211 through a bearing, a moving block 214 is arranged on the threaded rod 212 in a threaded manner, so that the threaded rod 212 can drive the moving block 214 to move up and down, the moving block 214 is installed at the bottom end inside a second rectangular cylinder 215, the first rectangular cylinder 210 penetrates through the cover plate 202 in a sliding manner, the bottom end of the first rectangular cylinder 210 is fixedly connected with the top end of the bottom plate 101, the top end of the second rectangular cylinder 215 is fixedly connected with the bottom end of the top plate 108, so that the moving block 214 can drive the second rectangular cylinder 215 to move up and down, a fourth bevel gear 213 is installed at the bottom end of the threaded rod 212, a third bevel gear 209 is installed on the transmission shaft 207, and the third bevel gear 209 is meshed with the fourth bevel gear 213, so that the transmission shaft 207 can rotate to drive the threaded rod 212 to rotate.
Furthermore, two first swing arms 302 at the same end of a set of two support rods 303 are hinged to a first hinged seat 301, two second swing arms 304 at the same end of a set of two support rods 303 are hinged to a second hinged seat 305, so that the first swing arms 302 and the second swing arms 304 can rotate around the support rods 303, the bottom end of the second hinged seat 305 included in the storage mechanism 3 above is fixedly connected with the top end of the first hinged seat 301 included in the storage mechanism 3 below, the first swing arms 302 and the second swing arms 304 are offset to drive the support rods 303 to ascend and move, the support rods 303 ascend to drive the support plates 306 to ascend, so as to adjust the distance between the adjacent support plates 306, so that the distance between the support plates 306 inside the power distribution cabinet can be uniformly distributed, the power distribution module can be conveniently placed, four connecting blocks 203 which are distributed in a rectangular shape are installed at the top end of the cover plate 202, the first hinged seat 301 top that is located the top storing mechanism 3 includes is fixedly connected with roof 108 bottom, is located the below the hinged seat 305 bottom that storing mechanism 3 includes is fixedly connected with connecting block 203 top, makes roof 108 remove and can drive storing mechanism 3 and remove.
The working principle is as follows: when the volume needs to be increased, a hexagonal wrench is used for rotating a rotating shaft 205, the rotating shaft 205 rotates to drive two first bevel gears 206 on the rotating shaft to rotate, the first bevel gears 206 are meshed with a second bevel gear 208, the second bevel gear 208 rotates along with the first bevel gear 208, the second bevel gear 208 rotates to drive a transmission shaft 207 to rotate on a baffle 204, the transmission shaft 207 rotates to drive a third bevel gear 209 on the transmission shaft to rotate, the third bevel gear 209 is meshed with a fourth bevel gear 213, the fourth bevel gear 213 rotates to drive a threaded rod 212 to rotate on a fixed block 211 inside a first rectangular cylinder 210, a second rectangular cylinder 215 with a moving block 214 slides inside the first rectangular cylinder 210, the threaded rod 212 can drive a moving block 214 with threads arranged on the threaded rod to ascend when rotating, the moving block 214 ascends to drive the second rectangular cylinder 215 to ascend, the second rectangular cylinder 215 ascends to drive the top plate 108 to ascend;
the top plate 108 rises to drive the plurality of storage mechanisms 3 to rise, when the storage mechanisms 3 rise, the distance between the first hinged seat 301 and the second hinged seat 305 increases, the first swing arm 302 and the second swing arm 304 which are hinged and connected with the first hinged seat 301 and the second hinged seat 305 deviate, the supporting rod 303 which is rotatably connected with the first swing arm 302 and the second swing arm 304 rises and moves, the supporting rod 303 rises to drive the supporting plates 306 to rise, so that the distance between the adjacent supporting plates 306 is adjusted, the distance between the supporting plates 306 in the power distribution cabinet can be uniformly distributed, the power distribution modules can be placed conveniently, and the placing space of the power distribution modules can be increased by reducing the number of the supporting plates 306;
the top plate 108 rises to drive the second enclosure frame 106 to rise, so that the second enclosure frame 106 slides on the outer ring of the first enclosure frame 102, a clamping block on the first enclosure frame 102 slides inside a clamping groove on the second enclosure frame 106, the moving process of the second enclosure frame 106 is limited, the top plate 108 rises to drive the second sliding door 107 to rise, the sliding strip 104 on the top plate slides inside sliding grooves on the bottom plate 101 and the top plate 108 by pushing the first sliding door 103 and the second sliding door 107, the first sliding door 103 and the second sliding door 107 are opened, the limiting block 105 on the sliding strip 104 slides inside the limiting grooves on the bottom plate 101 and the top plate 108, the moving process of the first sliding door 103 and the second sliding door 107 is limited, the first sliding door 103 and the second sliding door 107 cannot fall off, the power distribution cabinet is opened, and the inside is assembled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a variable volume switch board, includes external mechanism (1), its characterized in that: the external mechanism (1) comprises a bottom plate (101), a first surrounding frame (102) is installed at the top end of the bottom plate (101), a first sliding door (103) is arranged on one side of the first surrounding frame (102) in a sliding mode, a second surrounding frame (106) is arranged on the outer ring of the first surrounding frame (102) in a sliding mode, a top plate (108) is installed at the top end of the second surrounding frame (106), and a second sliding door (107) is arranged on one side of the second surrounding frame (106) in a sliding mode;
the lifting mechanism (2) is arranged inside the first enclosing frame (102) and the second enclosing frame (106), the lifting mechanism (2) comprises a rectangular frame (201), a cover plate (202) is installed at the top end of the rectangular frame (201), four first rectangular cylinders (210) which are distributed in a rectangular mode are installed on the cover plate (202), a second rectangular cylinder (215) is arranged inside the first rectangular cylinder (210) in a sliding mode, and a threaded rod (212) is arranged inside the first rectangular cylinder (210);
a plurality of storing mechanism (3) of vertical distribution are installed on apron (202) top, storing mechanism (3) are including two sets of bracing pieces (303) of horizontal distribution, and inside including two bracing pieces (303), four of a set of bracing piece (303) top is equipped with backup pad (306), bracing piece (303) both ends are all rotated and are equipped with first swing arm (302) and second swing arm (304).
2. The variable-volume power distribution cabinet according to claim 1, characterized in that: the top of the top plate (108) is provided with a cabinet top (109), the cabinet top (109) is inverted-cone-shaped, and one sides, away from the center of the bottom plate (101), of the first sliding door (103) and the second sliding door (107) are provided with embedded handles.
3. The variable-volume power distribution cabinet according to claim 1, characterized in that: the bottom end of the first sliding door (103) and the top end of the second sliding door (107) are both provided with a sliding bar (104), the bottom end of the first sliding door (103) and the top end of the second sliding door (107) are both provided with a sliding bar (104), the bottom end of the sliding bar (104) positioned on the first sliding door (103) and the top end of the sliding bar (104) positioned on the second sliding door (107) are both provided with a limiting block (105), the top end of the bottom plate (101) and the bottom end of the top plate (108) are both provided with a sliding groove, the sliding bars (104) on the first sliding door (103) and the second sliding door (107) are respectively arranged in sliding grooves formed in the top end of the bottom plate (101) and the bottom end of the top plate (108) in a sliding mode, the inner parts of the bottom plate (101) and the top plate (108) are respectively provided with a limiting groove, the sliding grooves are communicated with the limiting grooves, and two limiting blocks (105) on the sliding strip (104) are respectively arranged in the limiting grooves in a sliding mode.
4. The variable-volume power distribution cabinet according to claim 1, characterized in that: the top end of the outer ring of the first enclosing frame (102) is provided with a plurality of clamping blocks, the upper end of the inner part of the second enclosing frame (106) is provided with a plurality of clamping grooves, and the clamping blocks are arranged in the clamping grooves in a sliding mode respectively.
5. The variable-volume power distribution cabinet according to claim 1, characterized in that: a rotating shaft (205) is rotatably arranged on the rectangular frame (201) through a bearing, two first bevel gears (206) are mounted on the rotating shaft (205), and the first bevel gears (206) are meshed with second bevel gears (208).
6. A variable-volume power distribution cabinet according to claim 5, characterized in that: rectangle frame (201) internally mounted has two sets of baffles (204), and is a set of baffle (204) are gone up and are provided with two transmission shafts (207), four through bearing rotation second bevel gear (208) are close to the one end fixed connection of rectangle frame (201) center department with four transmission shafts (207) respectively.
7. The variable-volume power distribution cabinet according to claim 1, characterized in that: the lower end of the inside of the first rectangular cylinder (210) is provided with a fixed block (211), the threaded rod (212) is rotatably arranged on the fixed block (211) through a bearing, a moving block (214) is arranged on the threaded rod (212) in a threaded mode, the moving block (214) is arranged at the bottom end of the inside of the second rectangular cylinder (215), the first rectangular cylinder (210) penetrates through the cover plate (202) in a sliding mode, the bottom end of the first rectangular cylinder (210) is fixedly connected with the top end of the bottom plate (101), and the top end of the second rectangular cylinder (215) is fixedly connected with the bottom end of the top plate (108).
8. The variable-volume power distribution cabinet according to claim 6, characterized in that: a fourth bevel gear (213) is installed at the bottom end of the threaded rod (212), a third bevel gear (209) is installed on the transmission shaft (207), and the third bevel gear (209) is meshed with the fourth bevel gear (213).
9. The variable-volume power distribution cabinet according to claim 1, characterized in that: two first swing arms (302) that are located a set of two the same end of bracing piece (303) are articulated to be connected with first articulated seat (301), are located a set of two second swing arms (304) that are located the same end of bracing piece (303) are articulated to be connected with articulated seat (305) of second.
10. A variable-volume power distribution cabinet according to claim 9, characterized in that: be located the top the articulated seat of second (305) bottom that storing mechanism (3) includes and the first articulated seat of first (301) top fixed connection that storing mechanism (3) that is located the below include, four connecting blocks (203) that the rectangle distributes are installed on apron (202) top, are located the top first articulated seat of first (301) top and roof (108) bottom fixed connection that storing mechanism (3) includes are located the below the articulated seat of second (305) bottom and connecting block (203) top fixed connection that storing mechanism (3) includes.
CN202210699787.XA 2022-06-20 2022-06-20 Variable volume switch board Pending CN114976906A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117595099A (en) * 2023-11-24 2024-02-23 南京新唐电力工程有限公司 Spliced power distribution cabinet shell and splicing method thereof

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Application publication date: 20220830