CN212750555U

CN212750555U - Switch metering rack

Info

Publication number: CN212750555U
Application number: CN202021708063.XU
Authority: CN
Inventors: 杜军军
Original assignee: Henan Yugang Electric Power Engineering Co ltd
Current assignee: Henan Yugang Electric Power Engineering Co ltd
Priority date: 2020-08-15
Filing date: 2020-08-15
Publication date: 2021-03-19
Anticipated expiration: 2030-08-15

Abstract

The application relates to a switch metering rack, including the electric wire branch of two vertical settings, two be vertical setting and install the guide rail post between two electric wire branch, along vertical sliding connect between the guide rail post with the drive mechanism who drives the frame that slides and go up and down that supplies to install the transformer. This application has the effect that improves the convenience of installation or change transformer.

Description

Switch metering rack

Technical Field

The application relates to the technical field of cable construction, in particular to a switch metering rack.

Background

With the gradual development of science and technology, the power distribution network has high requirements on safety and economy, and the safety performance of the power distribution network can be enhanced through reasonable configuration and installation, so that the economic benefit of the power distribution network is improved. At present, a power distribution rack becomes an important component of the structure of the whole power distribution network, in recent years, standard racks gradually cover power distribution networks of provincial and county level units, and operation personnel actually carry out operation maintenance work on the standard racks and are also increasing.

Through many surveys and practical experiences, the traditional mounting mode of the standard rack has the following defects: the standard rack is provided with the mounting bracket that supplies the installation transformer, and the frame that slides is in higher position usually, thereby need use the equipment of lifting by crane to lift by crane the transformer when installation or change transformer and hoist and mount the transformer on the mounting bracket, the jack-up operation at first needs the transportation facility, still needs the operation area to be wide and the operation area needs to seal simultaneously. However, some transformers in the distribution area are installed in an area with inconvenient traffic or narrow space, such as a rugged mountain, without a flat terrain, and cannot meet the operation requirement of hoisting equipment, so that the installation difficulty of the transformers is increased, and even the transformers cannot be installed.

SUMMERY OF THE UTILITY MODEL

In order to improve the convenience of installation or change transformer, this application provides a switch measurement rack.

The application provides a switch measurement rack adopts following technical scheme:

the utility model provides a switch measurement rack, includes the electric wire branch of two vertical settings, two are vertical settings and install the guide rail post between two electric wire branch, along vertical sliding connect between the guide rail post with the drive mechanism who drives the frame lift that slides that supply to install the transformer.

Through adopting above-mentioned technical scheme, be provided with electric wire branch and provide the installation carrier for the installation guide rail post, the guide rail post provides the carrier that slides for sliding, sliding rack provides the installation carrier for the transformer, when needs installation or change the transformer, slide the frame through actuating mechanism drive and slide to the lower position to be convenient for constructor lifts the transformer to sliding rack and go up to install fixedly, need not extra equipment of lifting by crane and lift by crane the transformer, effectively improve the convenience of installation or change transformer.

Preferably, two the relative lateral wall of guide rail post is seted up the spout that extends along the length direction of guide rail post, the both sides protrusion of sliding frame is provided with slide connection in the sliding block of spout.

Through adopting above-mentioned technical scheme, be provided with spout and sliding block, realized that the frame that slides is at the slidingtype assembly of guide rail post inside wall, the extending direction motion of spout can be followed to the frame that slides to the frame that realizes sliding carries out steady lift that slides.

Preferably, the side wall of the sliding block is rotatably connected with a ball, and the peripheral wall of the ball abuts against the inner wall of the sliding groove.

Through adopting above-mentioned technical scheme, the sliding block rotates and is connected with the ball to rolling friction replaces sliding friction, thereby effectively reduces the frictional force between sliding block and the spout inner wall.

Preferably, the actuating mechanism is placed in including the spout and rotate and connect in the transmission lead screw of spout inner wall and drive transmission lead screw pivoted driving motor, transmission lead screw thread wears to locate the sliding block, the axis of transmission lead screw is vertical setting.

Through adopting above-mentioned technical scheme, driving motor rotates and drives the transmission lead screw and rotate, and transmission lead screw thread fit is in the sliding block, because of the rotation of spout restriction sliding block to realize that the sliding block slides along the axis direction of transmission lead screw and goes up and down, thereby realize the lift of sliding frame.

Preferably, the transmission screw rod is a reciprocating screw rod.

Through adopting above-mentioned technical scheme, reciprocal lead screw can make the reciprocating lifting of the sliding frame of threaded connection above that when driving motor unidirectional rotation to avoid the higher servo motor of use cost, reduce the cost of manufacture.

Preferably, the driving mechanism further comprises a transmission assembly for driving the two transmission screw rods to synchronously rotate.

Through adopting above-mentioned technical scheme, be provided with drive assembly and guarantee two transmission lead screws synchronous rotation to further ensure that the frame that slides goes up and down steadily.

Preferably, the transmission assembly comprises a first bevel gear coaxially and fixedly sleeved on the transmission screw rod, a second bevel gear rotatably connected to the guide rail column and meshed with the first bevel gear, and a transmission rod with an axis horizontally arranged and two ends coaxially and fixedly penetrating between the two second bevel gears.

By adopting the technical scheme, the output shaft of one of the driving motors rotates to drive the transmission screw rod to rotate, and the other transmission screw rod is driven to rotate by the first bevel gear, the second bevel gear and the transmission rod.

Preferably, two the face of back of the body of guide rail post is provided with fixed connection in the staple bolt of electric wire branch, the staple bolt is provided with a plurality ofly and distributes along the length direction of guide rail post.

Through adopting above-mentioned technical scheme, realize with guide rail post fixed mounting in electric wire branch through being provided with the staple bolt, the staple bolt is provided with the structural stability and the reliability of a plurality of reinforcing guide rail posts and electric wire branch.

Preferably, the wire supporting rod is a conical cylinder with a small upper end diameter and a large lower end diameter, the inner peripheral wall of the hoop is correspondingly provided with a conical peripheral wall with a small upper end diameter and a large lower end diameter, and an elastic gasket is arranged between the inner wall of the hoop and the outer wall of the wire supporting rod.

Through adopting above-mentioned technical scheme, electric wire branch sets up for the little big toper perisporium of the little lower extreme diameter of upper end diameter for the big awl cylinder of the little lower extreme diameter of upper end diameter and the corresponding toper perisporium that sets up to the little lower extreme diameter of staple bolt, effectively avoids the staple bolt atress to take place the possibility of sliding downwards, further improves the structural stability and the reliability of guide rail post and electric wire branch, is provided with the elastic washer, effectively prevents that the staple bolt inner wall from taking place the rigid contact with the outer wall of electric wire branch.

In summary, the present application includes at least one of the following beneficial technical effects:

when the transformer needs to be installed or replaced, the driving mechanism drives the sliding frame to slide downwards to a lower position, so that a constructor can conveniently lift the transformer onto the sliding frame for installation and fixation, extra hoisting equipment is not needed for hoisting the transformer, and the convenience of installing or replacing the transformer is effectively improved;

an output shaft of one of the driving motors rotates to drive the transmission screw rod to rotate, and the other transmission screw rod is driven to rotate through the first bevel gear, the second bevel gear and the transmission rod.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a switch metering stand;

FIG. 2 is a schematic structural view of a guide rail column;

FIG. 3 is a schematic structural view of the transmission assembly;

fig. 4 is an enlarged partial schematic view at a of fig. 3.

Description of reference numerals: 1. a wire support rod; 11. hooping; 2. a guide rail column; 21. a chute; 3. a fixed mount; 31. a distribution box; 4. a sliding frame; 41. a transformer; 42. a slider; 5. a drive mechanism; 51. a transmission screw rod; 52. a drive motor; 53. a transmission assembly; 531. a first bevel gear; 532. a second bevel gear; 533. a transmission rod; 54. and a third bevel gear.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses switch measurement rack, refer to fig. 1, fig. 2, including two vertical setting's electric wire branch 1, two are vertical setting and install in two electric wire branch 1 between guide rail post 2, fixed connection is in order to supply the mount 3 of installation block terminal 31 between guide rail post 2, along vertical sliding connect between guide rail post 2 and be located the below of mount 3 in order to supply the drive mechanism 5 that the frame 4 that slides 4 goes up and down that slides of installation transformer 41.

Electric wire branch 1 is the big awl cylinder of the little lower extreme diameter of upper end diameter, and two opposite faces of guide rail post 2 are provided with fixed connection in electric wire branch 1's staple bolt 11, and staple bolt 11 is provided with a plurality ofly and distributes along the length direction of guide rail post 2. The inner peripheral wall of the anchor ear 11 is correspondingly arranged to be a conical peripheral wall with a small upper end diameter and a large lower end diameter, and an elastic gasket (not shown in the figure) is arranged between the inner wall of the anchor ear 11 and the outer wall of the wire support rod 1.

Referring to fig. 2 and 3, the opposite side walls of the two guide rail columns 2 are provided with sliding grooves 21 extending along the length direction of the guide rail columns 2, and sliding blocks 42 slidably connected to the sliding grooves 21 are convexly arranged on two sides of the sliding frame 4. The side walls of the slide block 42 are rotatably connected with balls (not shown), and the peripheral walls of the balls abut against the inner wall of the slide groove 21. The driving mechanism 5 includes transmission screws 51 disposed in the sliding slot 21 and rotatably connected to the inner wall of the sliding slot 21, a first driving motor 52 for driving one of the transmission screws 51 to rotate, and a transmission assembly 53 for driving two transmission screws 51 to rotate synchronously. The sliding block 42 is threaded and arranged on the transmission screw rod 51, and the transmission screw rod 51 is a reciprocating screw rod and is vertically arranged on the axis of the reciprocating screw rod.

Referring to fig. 3 and 4, the transmission assembly 53 includes a first bevel gear 531 coaxially and fixedly sleeved on the transmission screw 51, a second bevel gear 532 rotatably connected to the guide rail column 2 and meshed with the first bevel gear 531, and a transmission rod 533 whose axis is horizontally arranged and two ends are coaxially and fixedly inserted between the two second bevel gears 532. The driving motor 52 is located outside the guide rail column 2, and the output shaft horizontally penetrates through the guide rail column 2, and the output shaft of the driving motor 52 is coaxially and fixedly sleeved with a third bevel gear 54 which is arranged in the chute 21 and meshed with the first bevel gear 531.

The implementation principle of the switch metering rack in the embodiment of the application is as follows: when the transformer 41 needs to be installed or replaced, the driving motor 52 rotates to drive the third bevel gear 54 to rotate, the first bevel gear 531, the second bevel gear 532 and the transmission rod 533 synchronously drive the two transmission screw rods 51 to rotate, so that the sliding frame 4 is driven to slide downwards to a lower position, the transformer 41 is conveniently lifted to the sliding frame 4 by a constructor to be installed and fixed, extra hoisting equipment is not needed to hoist the transformer 41, and the convenience of installing or replacing the transformer 41 is effectively improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A switch measurement rack which characterized in that: the device comprises two vertically arranged wire supporting rods (1), two guide rail columns (2) which are vertically arranged and are arranged between the two wire supporting rods (1), a sliding frame (4) which is connected between the guide rail columns (2) along the vertical sliding mode and is used for installing a transformer (41), and a driving mechanism (5) which drives the sliding frame (4) to ascend and descend.

2. A switch metering stand according to claim 1, wherein: two the relative lateral wall of guide rail post (2) is seted up and is followed the length direction extension's of guide rail post (2) spout (21), the both sides protrusion of sliding frame (4) is provided with slide connect in slide (42) of spout (21).

3. A switch metering stand according to claim 2, wherein: the side wall of the sliding block (42) is rotatably connected with a ball, and the peripheral wall of the ball is abutted against the inner wall of the sliding groove (21).

4. A switch metering stand according to claim 2, wherein: actuating mechanism (5) place in including place spout (21) and rotate and connect in transmission lead screw (51) and the first driving motor (52) of drive transmission lead screw (51) pivoted of spout (21) inner wall, transmission lead screw (51) screw thread is worn to locate sliding block (42), the axis of transmission lead screw (51) is vertical setting.

5. The switch metering stand of claim 4, wherein: the transmission screw rod (51) is a reciprocating screw rod.

6. The switch metering stand of claim 4, wherein: the driving mechanism (5) further comprises a transmission assembly (53) for driving the two transmission screw rods (51) to synchronously rotate.

7. The switch metering stand of claim 6, wherein: the transmission assembly (53) comprises a first bevel gear (531) coaxially and fixedly sleeved on the transmission screw rod (51), a second bevel gear (532) rotatably connected to the guide rail column (2) and meshed with the first bevel gear (531), and a transmission rod (533) of which the axis is horizontally arranged and two ends are coaxially and fixedly arranged between the two second bevel gears (532) in a penetrating manner.

8. A switch metering stand according to claim 1, wherein: two the back of the body face of guide rail post (2) is provided with staple bolt (11) of fixed connection in electric wire branch (1), staple bolt (11) are provided with a plurality ofly and distribute along the length direction of guide rail post (2).

9. A switch metering stand according to claim 8, wherein: the wire supporting rod (1) is a conical cylinder with a small upper end diameter and a large lower end diameter, the inner peripheral wall of the hoop (11) is correspondingly provided with a conical peripheral wall with a small upper end diameter and a large lower end diameter, and an elastic gasket is arranged between the inner wall of the hoop (11) and the outer wall of the wire supporting rod (1).