CN213651780U

CN213651780U - Auxiliary lifting device for transformer installation

Info

Publication number: CN213651780U
Application number: CN202022101655.1U
Authority: CN
Inventors: 芦丹丹; 张凡; 李焕宸; 赵文甫
Original assignee: Henan Yuncheng Industrial Co Ltd
Current assignee: Henan Yuncheng Industrial Co Ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-07-09
Anticipated expiration: 2030-09-23

Abstract

The utility model relates to a transformer erection equipment technical field just discloses an auxiliary hoisting device for transformer installation, including the fork board, fork board left side and crane right side fixed connection, crane upside and safety barrier bottom fixed connection, safety barrier left side middle part respectively with the right side fixed connection of two sets of hinge left side walls, two sets of hinge antetheca rear side all with the anterior left side fixed connection of emergency exit. This an auxiliary lifting device for transformer installation through the cooperation of mechanisms such as fork board, crane, hinge, sprocket one, support frame, slide rail and slider for the device can be directly to placing in the transformer on ground and promote the operation, need place the transformer on the device through lifting device or numerous manpower before having avoided the operation of current device, has saved manpower and equipment cost, has saved the preparation time before the operation, has improved the operating efficiency, has improved the device's practicality greatly.

Description

Auxiliary lifting device for transformer installation

Technical Field

The utility model relates to a transformer erection equipment technical field specifically is an auxiliary hoisting device for transformer installation.

Background

A Transformer (Transformer) is a device that changes an alternating-current voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. When the transformer is installed on the column, the transformer framework needs to be away from the ground by a certain distance, and the transformer needs to be installed in a rising mode.

Chinese patent publication No. CN210885192U discloses an auxiliary device for mounting a transformer, which comprises a base, universal wheels and support columns, wherein four universal wheels are arranged at the bottom of the base and are uniformly distributed in a rectangular shape, the support columns are arranged on two sides of the upper surface of the base, the base is of a cavity structure, a double-shaft motor is arranged in the middle of the inner cavity of the base, rotating shafts are arranged on the shaft parts at two ends of the double-shaft motor, a first bevel gear is sleeved at one end, which is far away from each other, of the two rotating shafts, and the rotating shafts are rotatably connected with the base through bearings, when in use, the transformer to be mounted is placed on the upper surface of a clamping plate, the clamping plate fixes the transformer through screwing bolts, at the moment, a mounting worker can stand on a support table and start the double-shaft motor to rotate the rotating shafts, so that the first bevel gear drives a second, thereby lifting the transformer to the height required for installation. However, the transformer needs to be placed on the upper side of the clamping plate before operation, the distance between the clamping plate and the ground is high, the weight of the transformer is heavy, the transformer needs to be placed on the device by utilizing a hoisting tool or a plurality of manpower, the requirement on manpower and auxiliary equipment is high, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an auxiliary lifting device for transformer installation has solved and has needed to place the transformer in the cardboard upside before the current device operation, and the cardboard is higher from the ground distance, and transformer weight is heavier, need utilize lifting device or numerous manpower to place the transformer on the device, and is higher to manpower and auxiliary assembly's requirement, the relatively poor problem of practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an auxiliary lifting device for transformer installation comprises a fork plate, wherein the left side of the fork plate is fixedly connected with the right side of a lifting frame, the upper side of the lifting frame is fixedly connected with the bottom of a safety guardrail, the middle part of the left side of the safety guardrail is respectively fixedly connected with the right sides of two groups of hinge left walls, the rear sides of the two groups of hinge front walls are fixedly connected with the left side of the front part of a safety door, the left side of the lifting frame is fixedly connected with the lower part of the right side of the hinge, the upper side of the inner wall of the hinge is in transmission connection with the outer surface of a chain wheel, two ends of the chain wheel are respectively in rotation connection with the front side wall and the rear side wall of a support frame, the lower side of the inner wall of the chain wheel is in transmission connection with the outer surface of the chain wheel, the front ends of the chain wheel are in rotation connection with the lower part of the, the outer surface of the first conical gear is meshed with the outer surface of the conical gear, the inner wall of the second conical gear is fixedly connected with the left side of the outer surface of the connecting shaft, the right end of the second connecting shaft is fixedly connected with the left output end of the two-way output motor, the lower side of the two-way output motor is fixedly connected with the middle part of the upper surface of the base, the bottom of the base is fixedly connected with the tops of four groups of universal wheels respectively, four groups of threaded holes are arranged at four vertexes of the base in a penetrating way, the base is respectively in threaded connection with four groups of ground feet through the four groups of threaded holes, the bottom of the supporting frame is fixedly connected with the left side of the upper part of the base, the right side of the front wall of the supporting frame and the right side of the rear wall of the supporting frame are respectively fixedly connected with the left sides of two groups, the left side structure of the bidirectional output motor is symmetrical to the right side structure of the bidirectional output motor.

Preferably, four groups the lower margin upside all is provided with the screw rod that can shake, and this can shake screw rod bottom and lower margin upside middle part are articulated, and the lower margin is through this can shake screw rod and base threaded connection.

Preferably, a group of rectangular holes are formed in the upper side of the rear wall of the safety guardrail in a penetrating mode, and the edges of the rectangular holes are subjected to fillet processing.

Preferably, one side of the safety guardrail opposite to the hinge is provided with a safety lock, one end of the safety lock is fixedly connected with the front part of the right side of the safety guardrail, and the other end of the safety lock is fixedly connected with the right side of the safety door.

Preferably, the left side of the outer surface of the connecting shaft and the rear side of the outer surface of the connecting shaft are respectively connected with the inner walls of the two groups of shaft seats in a rotating manner, and the lower sides of the shaft seats are fixedly connected with the upper surface of the base.

Preferably, the height of the two sets of slide rails is equal to the sum of the height of the support frame and the height of the base.

(III) advantageous effects

Compared with the prior art, the utility model provides an auxiliary hoisting device for transformer installation possesses following beneficial effect:

1. this an auxiliary lifting device for transformer installation through the cooperation of mechanisms such as fork board, crane, hinge, sprocket one, support frame, slide rail and slider for the device can be directly to placing in the transformer on ground and promote the operation, need place the transformer on the device through lifting device or numerous manpower before having avoided the operation of current device, has saved manpower and equipment cost, has saved the preparation time before the operation, has improved the operating efficiency, has improved the device's practicality greatly.

2. This an auxiliary lifting device for transformer installation through the cooperation of safety barrier, emergency exit and safety lock for the device can effectual guarantee high altitude construction personnel's personal safety, has improved the security of device, and through the use of lower margin, makes the fixed more stable during the device operation, and the operation is comparatively convenient, has improved the security and the stability of the device.

Drawings

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

FIG. 2 is a schematic view of the rear side structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the support frame of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: 1. a fork plate; 2. a lifting frame; 3. a safety barrier; 4. a hinge; 5. a safety door; 6. a hinge; 7. a chain wheel I; 8. a support frame; 9. a second chain wheel; 10. a first connecting shaft; 11. a slide rail; 12. a slider; 13. a base; 14. ground feet; 15. a universal wheel; 16. a first conical gear; 17. a second bevel gear; 18. a second connecting shaft; 19. a bidirectional output motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an auxiliary lifting device for transformer installation comprises a fork plate 1, wherein the left side of the fork plate 1 is fixedly connected with the right side of a lifting frame 2, the upper side of the lifting frame 2 is fixedly connected with the bottom of a safety guardrail 3, the middle part of the left side of the safety guardrail 3 is respectively fixedly connected with the right sides of the left walls of two groups of hinges 4, the rear sides of the front walls of the two groups of hinges 4 are fixedly connected with the left side of the front part of a safety door 5, the left side of the lifting frame 2 is fixedly connected with the lower part of the right side of a hinge 6, the upper side of the inner wall of the hinge 6 is in transmission connection with the outer surface of a chain wheel I7, the two ends of the chain wheel I7 are respectively in transmission connection with the front side wall and the rear side wall of a support frame 8, the front end of the chain wheel II 9 passes through the rear side wall of the support frame 8, the rear end of the chain wheel II 9 is fixedly, the outer surface of a first conical gear 16 is meshed with the outer surface of a second conical gear 17, the inner wall of the second conical gear 17 is fixedly connected with the left side of the outer surface of a second connecting shaft 18, the right end of the second connecting shaft 18 is fixedly connected with the left output end of a bidirectional output motor 19, the lower side of the bidirectional output motor 19 is fixedly connected with the middle part of the upper surface of a base 13, the bottom of the base 13 is fixedly connected with the tops of four groups of universal wheels 15 respectively, four groups of threaded holes are formed in the four top points of the base 13 in a penetrating manner, the base 13 is respectively in threaded connection with four groups of ground feet 14 through the four groups of threaded holes, the bottom of a support frame 8 is fixedly connected with the left side of the upper part of the base 13, the right side of the front wall of the support frame 8 and the right side of the rear wall are respectively fixedly connected with the left sides of, the left structure and the right structure of the bidirectional output motor 19 are symmetrical to each other.

Specifically, for the convenience of the lift of control lower margin 14, the 14 upside of four groups lower margin all is provided with the screw rod that can rock, and this can rock screw rod bottom is articulated with 14 upside middle parts of lower margin, and lower margin 14 is through this can rock screw rod and 13 threaded connection of base, can rock screw rod control lower margin 14 through rotating and rise or descend.

Specifically, for the convenience of fixing safety devices such as safety ropes, a set of rectangular holes are formed in the upper side of the rear wall of the safety guardrail 3 in a penetrating mode, edges of the rectangular holes are processed through round corners, the safety ropes can be fixed to the upper sides of the rectangular holes, and therefore safety is improved.

Concretely, in order to avoid emergency exit 5 to open during personnel's high altitude construction, 3 right sides of guardrail are provided with the safety lock, the one end and the 3 anterior fixed connection in right side of guardrail of this safety lock, and the other end and the 5 right sides of emergency exit of safety lock change fixed connection, and the emergency exit 5 is avoided opening with the safety lock locking during the operation, improves factor of safety.

Specifically, in order to improve the stability of the device, the left side of the outer surface of the second connecting shaft 18 and the rear side of the outer surface of the first connecting shaft 10 are respectively connected with the inner walls of the two groups of shaft seats in a rotating mode, and the lower sides of the shaft seats are fixedly connected with the upper surface of the base 13, so that the stability of connection among mechanisms of the device is guaranteed, and connection disconnection among the mechanisms is avoided.

Specifically, in order to increase the lifting range of the device, the heights of the two sets of slide rails 11 are equal to the sum of the height of the support frame 8 and the height of the base 13, so that a sufficient descending space of the device is ensured.

The working principle is as follows: starting a bidirectional output motor 19, the bidirectional output motor 19 drives a connecting shaft II 18 and a conical gear II 17 to rotate, the conical gear II 17 is meshed with the conical gear I16, so the conical gear I16, a connecting shaft I10 and a chain wheel II 9 synchronously rotate, the chain wheel II 9 drives a hinge 6 to rotate, the hinge 6 drives a lifting frame 2 and a fork plate 1 to move up and down, the lifting or descending of the fork plate 1 and the lifting frame 2 is controlled by changing the rotating direction of the bidirectional output motor 19, the fork plate 1 is controlled to descend during operation, a moving device enables the fork plate 1 to be inserted into the lower side of a transformer, the fork plate 1 is controlled to ascend, the transformer is enabled to leave the ground to facilitate the movement of the device, the device is moved to a lifting place, a screw rod can be rotated to enable feet to descend until all four groups of feet are in contact with the ground and are stressed, and the fork plate 1, the worker can stand in the safety barrier 3 and synchronously ascend and perform installation operation.

In conclusion, the auxiliary lifting device for installing the transformer is characterized in that through the matching of the fork plate 1, the lifting frame 2, the hinge 6, the chain wheel I7, the support frame 8, the slide rail 11, the slide block 12 and other mechanisms, the device can directly lift the transformer placed on the ground, avoids the problem that the transformer needs to be placed on the device through a hoisting device or a plurality of manpower before the operation of the prior device, saves the manpower and the device cost, saves the preparation time before the operation, improves the operation efficiency, greatly improves the practicability of the device, the safety guardrail 3, the safety door 5 and the safety lock are matched, so that the device can effectively ensure the personal safety of the high-altitude operation personnel, the safety of the device is improved, by using the ground feet 14, the fixing device during operation is more stable, the operation is more convenient, and the safety and the stability of the device are improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

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

1. An auxiliary lifting device for transformer installation, comprising a fork plate (1), characterized in that: the lifting frame is characterized in that the left side of the fork plate (1) is fixedly connected with the right side of the lifting frame (2), the upside of the lifting frame (2) is fixedly connected with the bottom of the safety guardrail (3), the middle part of the left side of the safety guardrail (3) is fixedly connected with the right sides of the left walls of the two groups of hinges (4), the rear sides of the front walls of the two groups of hinges (4) are fixedly connected with the left side of the front part of the safety door (5), the left side of the lifting frame (2) is fixedly connected with the lower part of the right side of the hinge (6), the upside of the inner wall of the hinge (6) is in transmission connection with the outer surface of the first chain wheel (7), the two ends of the first chain wheel (7) are in rotation connection with the front side wall and the rear side wall of the support frame (8), the lower side of the inner wall of the first chain wheel (7) is in transmission connection with the outer surface of the second, the rear end of the second chain wheel (9) is fixedly connected with the front end of the first connecting shaft (10), the rear side of the outer surface of the first connecting shaft (10) is fixedly connected with the inner wall of the first conical gear (16), the outer surface of the first conical gear (16) is meshed with the outer surface of the second conical gear (17), the inner wall of the second conical gear (17) is fixedly connected with the left side of the outer surface of the second connecting shaft (18), the right end of the second connecting shaft (18) is fixedly connected with the left side output end of a bidirectional output motor (19), the lower side of the bidirectional output motor (19) is fixedly connected with the middle part of the upper surface of a base (13), the bottom of the base (13) is fixedly connected with the tops of four groups of universal wheels (15) respectively, four groups of threaded holes are formed in the positions of four vertexes of the base (13) in a penetrating mode, the base (13) is respectively in threaded connection with four groups of ground, the right side of support frame (8) antetheca and the right side of back wall respectively with the left side fixed connection of two sets of slide rail (11), two sets of the right side of slide rail (11) respectively with two sets of slider (12) left side sliding connection, two sets of the right side of slider (12) all with the left side fixed connection of crane (2), fork board (1) left side structure is rather than the mutual symmetry of right side structure, two-way output motor (19) left side structure is rather than the mutual symmetry of right side structure.

2. An auxiliary lifting device for transformer installation according to claim 1, characterized in that: four groups lower margin (14) upside all is provided with the screw rod that can shake, and this can shake screw rod bottom and lower margin (14) upside middle part are articulated, and lower margin (14) are through this screw rod that can shake and base (13) threaded connection.

3. An auxiliary lifting device for transformer installation according to claim 1, characterized in that: a group of rectangular holes are formed in the upper side of the rear wall of the safety guardrail (3) in a penetrating mode, and the edges of the rectangular holes are processed through round corners.

4. An auxiliary lifting device for transformer installation according to claim 1, characterized in that: one side of the safety guardrail (3) opposite to the hinge (4) is provided with a safety lock, one end of the safety lock is fixedly connected with the front part of the right side of the safety guardrail (3), and the other end of the safety lock is fixedly connected with the right side of the safety door (5).

5. An auxiliary lifting device for transformer installation according to claim 1, characterized in that: the left side of the outer surface of the second connecting shaft (18) and the rear side of the outer surface of the first connecting shaft (10) are respectively connected with the inner walls of the two groups of shaft seats in a rotating mode, and the lower sides of the shaft seats are fixedly connected with the upper surface of the base (13).

6. An auxiliary lifting device for transformer installation according to claim 1, characterized in that: the height of the two groups of slide rails (11) is equal to the sum of the height of the support frame (8) and the height of the base (13).