CN113517123A

CN113517123A - Respirator replacing device

Info

Publication number: CN113517123A
Application number: CN202111015305.6A
Authority: CN
Inventors: 王珂; 李天杰; 王静; 赵鹤熙
Original assignee: Sheqi Power Supply Co Of State Grid Henan Electric Power Co
Current assignee: Sheqi Power Supply Co Of State Grid Henan Electric Power Co
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2021-10-19
Anticipated expiration: 2041-08-31
Also published as: CN113517123B

Abstract

The invention discloses a respirator replacing device which comprises a bottom plate, wherein walking wheels are arranged at four corners of the bottom surface of the bottom plate, a containing shell is rotatably connected onto the bottom plate, a lifting frame is inserted into the containing shell, a driving device for driving the lifting frame to move up and down is arranged in the containing shell, a driving mechanism for driving the containing shell to rotate is arranged on the bottom plate, a handle is arranged on the bottom plate and used for supporting the toppled containing shell, a plurality of clamping devices are arranged on the lifting frame from top to bottom and used for supporting a respirator, and a clearing channel for the clamping devices to move up and down is arranged on the containing shell.

Description

Respirator replacing device

Technical Field

The invention relates to the technical field of a current conversion transformer respirator, in particular to a respirator replacing device.

Background

In the operation and maintenance work of power maintenance, the replacement work of the converter transformer respirator is a very common project in the operation and maintenance work, and the replacement of the converter transformer respirator at present needs a plurality of workers to work cooperatively, for example, the transformer respirator needs to be dismounted firstly, then the transformer respirator is transported to a designated place, the transformer respirator is lifted by the plurality of workers to pour out the original silica gel in the transformer respirator, then the tank body is opened by the operation of the workers to pour the silica gel into the respirator, and finally the silica gel is installed and reset, because the respirator is a cylindrical structure which is formed by splicing a plurality of sections and has a heavy weight of 50kg, the replacement mode has lower working efficiency, larger physical power consumption and higher danger coefficient, the accidental events such as the breakage of the silica gel tank body and the like are easy to occur in the dismounting and transporting processes, so that waste and even danger are caused, in addition, the replacement efficiency is low, so that the outage time of the transformer is prolonged, and a lot of inconvenience is caused, even may cause huge economic loss, therefore, an auxiliary tool is urgently needed to assist the maintenance personnel to replace the respirator more efficiently and safely.

Disclosure of Invention

In view of this, the present invention provides a respirator replacing device, which is suitable for replacing a plurality of connected respirators, does not need to transport a load by manpower, and is safe and efficient.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a device is changed to respirator, includes the bottom plate, bottom plate bottom surface four corners sets up the walking wheel, rotate on the bottom plate and connect and hold the shell, hold and connect the crane in the shell, set up the drive arrangement that the drive crane reciprocated in holding the shell, set up the drive on the bottom plate and hold the rotatory actuating mechanism of shell, set up the handle on the bottom plate, the handle provides the support for the shell that holds of empting, from the top down sets up a plurality of chucking devices on the crane for support the respirator, set up the passageway of cleaing away that supplies chucking device to reciprocate on holding the shell.

Further, actuating mechanism includes telescopic link one and telescopic link two, telescopic link one is located outer tube one, telescopic link two is located outer tube two, pole one in the interpolation of outer tube one, pole two in the interpolation of outer tube two, pole one rotates to be connected on holding the shell in interior pole, outer tube sliding connection is on the bottom plate, pole one in, outer tube one and telescopic link one all perpendicular to bottom plate, pole two terminal surfaces static connection outer tube one in interior, pole two, outer tube two and telescopic link two are on a parallel with the bottom plate.

Further, the clamping device comprises a mounting frame which is statically connected to the lifting frame, a semi-cylindrical clamping groove is formed in the mounting frame, first arc clamping plates are arranged on two sides of the mounting frame, the inner wall of each first arc clamping plate and the inner wall of each clamping groove are attached to the outer peripheral face of the respirator, and a fixing assembly for fixing the first arc clamping plates is arranged between the mounting frame and the first arc clamping plates.

Further, one end of the arc-shaped clamping plate is provided with a convex edge, the two sides of the mounting frame are provided with clamping grooves matched with the convex edge, the convex edge is rotatably connected with a circular shaft, the two sides of each clamping groove are provided with sliding holes for the circular shaft to pass through and slide, the two ends of the circular shaft are horizontally provided with connecting plates, corresponding through holes are formed between the connecting plates and the mounting frame, the convex edge is clamped in the clamping grooves and is vertically opposite to the through holes, and fixing shafts are inserted into the through holes.

Further, mounting bracket both sides sliding connection arc cardboard two, two one end top surfaces of arc cardboard and mounting bracket top surface parallel and level, two other ends sliding connection of arc cardboard is in the mounting bracket, set up the fixed subassembly of two fixed arc cardboard extension lengths between the two other ends of mounting bracket and arc cardboard.

Furthermore, the bottom plate is connected with a counterweight block in a sliding mode, and a driving device for driving the counterweight block to move is arranged on the bottom plate.

The invention has the beneficial effects that:

1. the invention discloses a respirator replacing device, wherein a handle is manually pushed to a bottom plate, a lifting frame is lifted, a clamping device is clamped on a respirator, the lifting frame is lowered after the respirator is disassembled, a containing shell is laid down on the handle, the containing shell is rotated to be vertical to the bottom plate after silica gel is filled, the lifting frame is lifted, the respirator is reinstalled, the connection relation between the clamping device and the respirator is relieved, the whole process does not need manual lifting, the personal safety is protected, and the efficiency is improved; the center of gravity of the respirator is positioned in the middle of the bottom plate during transportation, so that stable transportation is realized.

2. The first telescopic rod is located between the first outer tube and the first inner rod, the second telescopic rod is located between the second outer tube and the second inner rod, and the first telescopic rod and the second telescopic rod are only subjected to force along the central axis of the first telescopic rod and the second telescopic rod, so that the first telescopic rod and the second telescopic rod are effectively protected.

3. Install the balancing weight on the bottom plate, when dismantling and installing the respirator, the weight of respirator is whole to be concentrated on bottom plate one end, in order to prevent that the bottom plate from overturning, removes the balancing weight to the other end of bottom plate, and the balancing weight is in two walking wheels both sides that are close to and hold the shell with the respirator, holds that the shell is nearer apart from these two walking wheels, and the balancing weight is far away apart from these two walking wheels, utilizes lever principle, has improved the respirator installation or has dismantled the stability of in-process.

Drawings

FIG. 1 is a schematic view of a first embodiment of the present invention, shown with the respirator removed;

FIG. 2 is a schematic view of the respirator as it is being transported;

FIG. 3 is a schematic view of the mounting structure of the first expansion link and the second expansion link;

FIG. 4 is a schematic view of the installation structure of the crane;

FIG. 5 is a schematic view of the structure of the clamping device;

FIG. 6 is a schematic view of an installation structure of a weight block;

FIG. 7 is a schematic structural diagram of a second embodiment of the present invention;

the lifting device comprises a base plate 1, a containing shell 2, a lifting frame 3, a handle 4, a telescopic rod I5, a telescopic rod II 6, an outer tube I7, an outer tube II 8, an inner rod I9, an inner rod II 10, an installation frame 11, an arc clamping plate I12, a convex edge 13, a circular shaft 14, a connecting plate 15, a fixed shaft 16, a balancing weight 17, a transverse plate 18, a telescopic rod III 19, a telescopic rod IV 20, an arc clamping plate II 21, a stud 22, a fixing block I23 and a fixing block II 24.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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 one

As shown in fig. 1-6, a respirator replacing device according to a first embodiment of the present invention includes a bottom plate 1 having a rectangular plate-like structure, a handle 4 is mounted on the bottom plate 1, four corners of the ground of the bottom plate 1 are provided with traveling wheels, two traveling wheels near the handle 4 are directional wheels, two traveling wheels far away from the handle 4 are universal wheels, the bottom plate 1 is rotatably connected with a housing 2 having a rectangular shell-like structure with an open top end, two pairs of first lugs are fixedly mounted on the side wall of the housing 2, a rotating shaft is welded between the first lugs, two second lugs are fixedly mounted on the top surface of the bottom plate 1, the second lugs are located between the first lugs, a jack for inserting the rotating shaft is machined on the second lugs, and at this time, the housing 2 can rotate around the rotating shaft; the bottom plate 1 is provided with a driving mechanism for driving the accommodating shell 2 to rotate, the driving mechanism comprises a first telescopic rod 5 and a second telescopic rod 6, as shown in fig. 3, the first telescopic rod 5 is positioned in a first outer tube 7, the second telescopic rod 6 is positioned in a second outer tube 8, a first inner rod 9 is inserted in the first outer tube 7, a second inner rod 10 is inserted in the second outer tube 8, the first outer tube 7 and the second outer tube 8 are of cuboid shell-shaped structures with one open ends, and the first inner rod 9 and the second inner rod 10 are of cuboid strip-shaped structures, wherein the top end of the first inner rod 9 is rotatably connected to the side wall of the accommodating shell 2 facing the handle 4, the two sides of the bottom end of the first outer tube 7 are bonded with transverse plates 18, a plurality of universal balls are fixedly mounted on the top surface and the bottom surface of the transverse plates 18, sliding grooves are machined on the bottom plate 1 and are respectively contacted with the inner top surface and the inner bottom surface of the sliding grooves, and the first outer tube 7 is slidably connected on the bottom plate 1; two 8 fixed mounting of outer tube are on bottom plate 1, the side of outer tube 7 is connected to interior two 10 terminal surfaces of pole, wherein, interior pole two 10, two 8 and two 6 telescopic links are on a parallel with bottom plate 1 of outer tube, interior pole one 9, the equal perpendicular to bottom plate 1 of outer tube one 7 and telescopic link one 5, telescopic link one 5 and telescopic link two 6 lengthen according to the proportion and shorten, realize holding the rotation of shell 2, when holding shell 2 and empting, handle 4 provides the support for the shell 2 that holds of empting, it is more steady when the respirator transports.

The lifting frame 3 is inserted in the accommodating shell 2, a driving device for driving the lifting frame 3 to move up and down is arranged in the accommodating shell 2, as shown in fig. 4, the driving device is two telescopic rods III 19 symmetrically arranged at two sides of the lifting frame 3, the bottom ends of the telescopic rods III 19 are fixedly arranged on the inner bottom surface of the lifting frame 3, the top ends of the telescopic rods III 19 are fixedly arranged on the bottom surface of the lifting frame 3, and at the moment, the lifting frame 3 moves up and down along with the extension and shortening of the telescopic rods III 19; the base plate 1 is provided with a microprocessor and a storage battery (not shown in the figure), the first telescopic rod 5, the second telescopic rod 6 and the third telescopic rod 19 are respectively electrically connected with the output end of the microprocessor, and the first telescopic rod 5, the second telescopic rod 6 and the third telescopic rod 19 extend or shorten according to a set value under the control of the microprocessor.

A plurality of clamping devices are arranged on the lifting frame 3 from top to bottom and used for supporting the respirator, a cleaning channel for the vertical movement of the clamping devices is arranged on the containing shell 2, each clamping device comprises a mounting frame 11 which is statically connected to the lifting frame 3, as shown in figure 5, a semi-cylindrical groove is processed on each mounting frame 11, arc-shaped clamping plates 12 are arranged on two sides of each mounting frame 11, the inner walls and the inner walls of the arc-shaped clamping plates 12 are attached to the outer peripheral surface of the respirator, a fixing component for fixing the arc-shaped clamping plates 12 is arranged between each mounting frame 11 and each arc-shaped clamping plate 12, the arc-shaped clamping plates 12 are rotationally connected to two sides of each mounting frame 11, a convex edge 13 is processed at one end of each arc-shaped clamping plate 12, clamping grooves matched with the convex edges 13 are processed on two sides of each mounting frame 11, cleaning holes are processed on the convex edges 13, circular shafts 14 are inserted into the cleaning holes, connecting plates 15 are horizontally and statically connected at two ends of the circular shafts 14, sliding holes for the circular shafts 14 to pass through and slide are processed on two sides of each clamping grooves, processing a corresponding through hole between the connecting plate 15 and the mounting frame 11, when the clamping device needs to be mounted on a respirator, pushing the handle 4 to move the bottom plate 1, lifting the lifting frame 3, attaching the inner circumferential surface of the mounting frame 11 to the side wall of the respirator, rotating the arc-shaped clamping plate I12, clamping the convex edge 13 in the clamping groove, wherein the through hole is opposite up and down, inserting a fixing shaft 16 in the through hole, wherein the fixing shaft 16 is a bolt, a nut is mounted at the other end of the bolt, at the moment, the arc-shaped clamping plate I12 and the mounting frame 11 are relatively fixed, the top surface of the arc-shaped clamping plate I12 is flush with the top surface of the mounting frame 11, the arc-shaped clamping plate I12 and the mounting frame 11 can support the respirator, at the moment, taking down the respirator, shortening a third telescopic rod 19, moving down the respirator, changing the lengths of the first telescopic rod 5 and the second telescopic rod 6, as shown in figure 2, putting the accommodating shell 2 on the handle 4, and then conveying the respirator to a proper position for replacing silica gel, after the replacement is finished, the respirator is pushed to the mounting position, the accommodating shell 2 is driven to rotate to be perpendicular to the bottom plate 1, as shown in figure 1, the lifting frame 3 is lifted to a proper height to be fixedly mounted, finally, the fixing shaft 16 is taken down, the clamping plate is pulled out outwards to rotate, the connection between the clamping device and the respirator is released, and the mounting of the respirator is finished.

In order to increase the stability of bottom plate 1 in respirator installation and dismantlement process, as shown in fig. 6, 1 both sides sliding connection balancing weight 17 of bottom plate, set up the drive arrangement that drive balancing weight 17 removed on the bottom plate 1, drive arrangement is four 20 telescopic links, four 20 telescopic links are connected with microprocessor's output electricity, it is rotatory when perpendicular with bottom plate 1 to hold shell 2, four 20 telescopic links promote balancing weight 17 to being close to handle 4 one side, improve respirator installation or dismantlement in-process stability. When holding shell 2 and empting on handle 4, four 20 of telescopic link shorten, pull bottom plate 1 middle part with balancing weight 17, the stability of bottom plate 1 when guaranteeing that the respirator transports.

Example two

As shown in fig. 7, a second embodiment of the present invention is different from the first embodiment in that two sides of the mounting frame 11 are slidably connected with second arc-shaped clamping plates 21, a top surface of one end of each of the second arc-shaped clamping plates 21 is flush with a top surface of the mounting frame 11, the other end of each of the second arc-shaped clamping plates 21 is slidably connected in the mounting frame 11, protrusions are respectively processed on a top surface and a bottom surface of the other end of each of the second arc-shaped clamping plates 21, sliding grooves matched with the protrusions are processed on the mounting frame 11, and when the other end of each of the second arc-shaped clamping plates 21 is completely located in the mounting frame 11, an inner wall of one end of each of the second arc-shaped clamping plates 21 and an inner wall of the mounting frame 11 form a semi-cylindrical groove. Set up the fixed subassembly of the length that stretches out of fixed arc cardboard one 12 between the mounting bracket 11 and the two 21 other ends of arc cardboard, fixed subassembly includes double-screw bolt 22, install two nuts on the double-screw bolt 22, the double-screw bolt is fixed on fixed block one 23, fixed block one 23 is fixed at the two 21 other ends of arc cardboard, two 24 fixed block of bonding on the mounting bracket 11, the jack that supplies double-screw bolt 22 to pass is processed out on two 24 fixed blocks, the position of two nuts of adjustment, can adjust the length that stretches out of two 21 arc cardboard. In the embodiment, the clamping device is arranged on the respirator without rotating the second arc-shaped clamping plate 21, so that the clamping device is suitable for dismounting and mounting the respirator with bulges on two sides.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a device is changed to respirator, its characterized in that, includes bottom plate (1), bottom plate (1) bottom surface four corners sets up the walking wheel, rotate on bottom plate (1) and connect and hold shell (2), hold shell (2) interpolation and connect crane (3), set up the drive arrangement that drive crane (3) reciprocated in holding shell (2), set up the drive on bottom plate (1) and hold the rotatory actuating mechanism of shell (2), set up handle (4) on bottom plate (1), handle (4) provide the support for the shell (2) that hold of empting, from the top down sets up a plurality of chucking devices on crane (3) for support the respirator, it supplies the passageway of cleaing away that chucking device reciprocated to set up on shell (2).

2. A respirator changing device according to claim 1, wherein the driving mechanism comprises a first telescopic rod (5) and a second telescopic rod (6), the first telescopic rod (5) is positioned in a first outer tube (7), the second telescopic rod (6) is positioned in a second outer tube (8), the first outer tube (7) is inserted with a first inner rod (9), the second outer tube (8) is inserted with a second inner rod (10), the first inner rod (9) is rotatably connected to the accommodating shell (2), the first outer tube (7) is slidably connected to the bottom plate (1), the first inner rod (9), the first outer tube (7) and the first telescopic rod (5) are perpendicular to the bottom plate (1), the second inner rod (10) is statically connected to the first outer tube (7) at the end face, and the second inner rod (10), the second outer tube (8) and the second telescopic rod (6) are parallel to the bottom plate (1).

3. The respirator replacing device according to claim 1, wherein the clamping device comprises a mounting frame (11) which is fixedly connected to the lifting frame (3), a semi-cylindrical clamping groove is formed in the mounting frame (11), first arc clamping plates (12) are arranged on two sides of the mounting frame (11), the inner walls of the first arc clamping plates (12) and the inner walls of the clamping grooves are attached to the outer peripheral surface of the respirator, and a fixing component for fixing the first arc clamping plates (12) is arranged between the mounting frame (11) and the first arc clamping plates (12).

4. The respirator replacing device according to claim 3, wherein the arc-shaped clamping plates (12) are rotatably connected to two sides of the mounting frame (11), one end of each arc-shaped clamping plate (12) is provided with a convex edge (13), two sides of the mounting frame (11) are provided with clamping grooves matched with the convex edges (13), the convex edges (13) are rotatably connected with the circular shafts (14), two sides of each clamping groove are provided with sliding holes for the circular shafts (14) to pass through and slide, two ends of each circular shaft (14) are horizontally provided with connecting plates (15), corresponding through holes are formed between the connecting plates (15) and the mounting frame (11), when the convex edges (13) are clamped in the clamping grooves, the through holes are vertically opposite, and the fixing shafts (16) are inserted in the through holes.

5. A respirator changing device according to claim 3, wherein two arc-shaped clamping plates (21) are slidably connected to two sides of the mounting frame (11), the top surfaces of one ends of the two arc-shaped clamping plates (21) are flush with the top surface of the mounting frame (11), the other ends of the two arc-shaped clamping plates (21) are slidably connected in the mounting frame (11), and a fixing component for fixing the extending length of the two arc-shaped clamping plates (21) is arranged between the mounting frame (11) and the other ends of the two arc-shaped clamping plates (21).

6. A respirator changing device according to claim 1, wherein the bottom plate (1) is slidably connected with a balancing weight (17), and the bottom plate (1) is provided with a driving device for driving the balancing weight (17) to move.