Assembly tool capable of greatly improving assembly efficiency of gas tank of switch cabinet

Abstract

The invention provides an assembly tool for greatly improving the assembly efficiency of a gas tank of a switch cabinet, which comprises a bottom frame, a left bracket, a first rolling support device, a second rolling support device, a left fixing frame, a right fixing frame, a coupler, a motor, a transmission speed change device, a control box, a right bracket and the like, the left fixing frame and the right fixing frame are connected to the left support and the right support through the first rolling supporting device and the second rolling supporting device respectively, the coupler is installed at the rear end of the right fixing frame, and the right fixing frame is controlled to drive the air box and the left fixing frame to rotate under control of the motor, the transmission speed changing device and the control box. Different assembly states of the gas tank can be conveniently changed, hoisting equipment such as a traveling crane and a chain block is not needed in the state changing process, time and labor are saved, the safety of the gas tank can be guaranteed, part assembly is facilitated, and the assembly efficiency and safety of the gas tank are greatly improved.

Description

Technical Field

[0001] The present invention relates to the technical field of gas cabinet assembly, and in particular to an assembly tool which greatly improves the assembly efficiency of a switch cabinet gas box. Background Art

[0002] Compared with traditional air-insulated switchgear, the gas cabinet has a more compact structure, safer and more reliable operation, and is widely used in the field of power transmission and distribution. The gas box assembly includes key components such as circuit breakers, three-position switches, insulating parts, conductive bars, gas box welding, and is filled with insulating gas of a certain pressure to achieve reliable insulation relative to the ground and between phases. The core components of the gas cabinet are all installed inside the gas box. The assembly quality affects the safety and reliability of the product. Due to the narrow interior of the gas box, the assembly of components is time-consuming and labor-intensive, and the gas box needs to be changed into multiple states during the assembly process. The process of changing the state of the gas box requires the use of lifting equipment such as overhead cranes and hand winches, which is troublesome and easy to damage the gas box. Summary of the invention

[0003] Based on this, it is necessary to provide an assembly tool that greatly improves the assembly efficiency of the switch cabinet gas box in response to the above technical problems.

[0004] An assembly tool that greatly improves the assembly efficiency of a switch cabinet gas box, comprising: a base frame, a left bracket, a first rolling support device, a second rolling support device, a left fixed bracket, a right fixed bracket, a coupling, a motor, a transmission speed change device, a control box and a right bracket;

[0005] The base frame is used to support and prevent tipping; the left bracket is installed on the left side of the base frame, and the right bracket is installed on the right side of the base frame to support the air box together with the left bracket;

[0006] One end of the first rolling support device is fixedly connected to the left bracket, and the other end of the first rolling device is connected to the left fixed frame; one end of the second rolling support device is fixedly connected to the right bracket, and the other end of the second rolling device is connected to the right fixed frame, and the front ends of the left fixed frame and the right fixed frame jointly fix the air box;

[0007] The rear end of the right fixing frame is arranged in the coupling and fixedly connected to the coupling, and is connected to the transmission speed change device through the coupling, and the transmission speed change device drives the right fixing frame to rotate and adjust the rotation angle of the air box; the motor is installed on the upper part of the transmission speed change device; the control box is installed on the lower part of the transmission speed change device; the control box controls the motor to drive the transmission speed change device to drive the right fixing frame to rotate, and the right fixing frame drives the air box and the left fixing frame to rotate to the corresponding position together.

[0008] In one embodiment, it also includes:

[0009] The first rolling support device and the second rolling support device have the same structure, including: a bracket, a pressure ring, a roller, a first pin shaft and a second pin shaft;

[0010] The bracket is an internal hollow structure and is fixed to the left bracket or the right bracket;

[0011] One end of the pressure ring is connected to the bracket through the first pin shaft and rotates around the first shaft pin, and the other end is fixed to the bracket through a connecting bolt; the left fixing frame and the right fixing frame pass through the corresponding pressure rings respectively, and the installation gap between the pressure rings is adjusted by the tightness of the connecting bolts;

[0012] The ball is arranged at the hollow part of the bracket, connected to the bracket through the second pin shaft, and rotates around the second pin shaft.

[0013] In one embodiment, the left fixing frame includes: a first shaft, a first hollow frame and a first bent plate;

[0014] The first hollow frame is welded by a number of angle steels, with holes arranged at the four corners, and one end of the air box is fixed to the first hollow frame by connecting bolts;

[0015] The first bent plate is welded to the center of the first hollow frame, and the first shaft is welded to the center of one side of the first bent plate;

[0016] The first shaft passes through the corresponding pressure ring and rotates inside the pressure ring.

[0017] In one embodiment, the right fixing frame includes: a second shaft, a second hollow frame, a second bent plate and a square shaft with a hole;

[0018] The second hollow frame is welded by a number of angle steels, with holes arranged at the four corners, and the other end of the air box is fixed to the second hollow frame by connecting bolts;

[0019] The second bent plate is welded to the center of the second hollow frame, and the top end of the second shaft is welded to the center of one side of the second bent plate;

[0020] The square shaft with holes is welded to the end of the second shaft; the second shaft passes through the corresponding pressing ring and rotates inside the pressing ring.

[0021] In one of the embodiments, it further includes: a third pin;

[0022] The third pin passes through the holes of the coupling and the square shaft with a hole to fix the coupling and the square shaft with a hole.

[0023] Compared with the prior art, the advantages and beneficial effects of the present invention are that the present invention can conveniently change different assembly states of the air box, and there is no need to use lifting equipment such as overhead cranes and hand winches during the state changing process, which saves time and effort, can ensure the safety of the air box, and facilitates the assembly of parts, greatly improving the efficiency and safety of air box assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A schematic diagram of an assembly tool structure that greatly improves the assembly efficiency of a switch cabinet gas box in an embodiment;

[0025] Figure 2 A schematic diagram of a chassis structure in one embodiment;

[0026] Figure 3 This is a schematic diagram of the structure of a left bracket and a right bracket in one embodiment;

[0027] Figure 4 A schematic diagram of the connection structure between the left bracket and the right bracket in one embodiment;

[0028] Figure 5 is a schematic diagram of the connection structure of the left fixing frame and the right fixing frame in one embodiment;

[0029] Figure 6 It is a schematic structural diagram of a first rolling support device and a second rolling support device in one embodiment;

[0030] Figure 7 This is a schematic diagram of the structure of a left fixing frame in one embodiment;

[0031] Figure 8 This is a schematic diagram of the structure of a right fixing frame in one embodiment;

[0032] Fig. 9 is a schematic diagram of the connection structure of the third pin shaft in one embodiment;

[0033] Fig.10 A schematic diagram of the connection structure of a motor, a transmission speed change device and a control box in one embodiment;

[0034] Fig.11 This is a schematic diagram of the assembly state of the air box in one embodiment;

[0035] Fig.12 A schematic diagram of the position of the gas box during assembly of a circuit breaker in one embodiment.

[0036] Figure markings: 1-base frame, 2-left bracket, 3-first rolling support device, 30-bracket, 31-pressure ring, 32-roller, 33-first pin, 34-second pin, 4-left fixed frame, 40-first axis, 41-first hollow frame 42-first bent plate, 5-right fixed frame, 50-second axis, 51-second hollow frame, 52-second bent plate, 53-square shaft with hole, 6-second rolling support device, 7-coupling, 8-motor, 9-transmission speed change device, 10-control box, 11-right bracket, 12-third pin. DETAILED DESCRIPTION

[0037] Before describing the specific embodiments of the present invention, the overall concept of the present invention is described as follows:

[0038] The present invention is mainly developed in the process of high-voltage gas-insulated metal-enclosed switchgear equipment. The core components of the gas-filled cabinet are all installed inside the gas box. The assembly quality affects the safety and reliability of the product. Since the interior of the gas box is narrow, the assembly of components is time-consuming and labor-intensive. In addition, the gas box needs to be changed into multiple states during the assembly process. The process of changing the state of the gas box requires the cooperation of lifting equipment such as overhead cranes and hand winches, which is troublesome and easy to damage the gas box.

[0039] Therefore, the present invention proposes an assembly tool that greatly improves the assembly efficiency of the switch cabinet gas box, including: a base frame, a left bracket, a first rolling support device, a second rolling support device, a left fixed frame, a right fixed frame, a coupling, a motor, a transmission speed change device, a control box and a right bracket. The left and right brackets are respectively installed at the left and right ends of the base, and the left and right fixed frames are respectively connected to the left and right brackets through the first rolling support device and the second rolling support device. The coupling is installed at the rear end of the right fixed frame. Under the control of the motor, the transmission speed change device and the control box, the right fixed frame is controlled to drive the gas box and the left fixed frame to rotate. The tool can conveniently change different assembly states of the gas box. During the state change process, there is no need to use lifting equipment such as a crane and a hand winch, which saves time and labor, can ensure the safety of the gas box, and is convenient for the assembly of parts, greatly improving the assembly efficiency and safety of the gas box.

[0040] After introducing the overall concept of the present invention, in order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below through specific implementation methods in conjunction with the accompanying drawings.

[0041] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in one or more embodiments of this specification should be understood by people with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in one or more embodiments of this specification do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0042] In one embodiment, Figure 1 As shown, an assembly tool that greatly improves the assembly efficiency of the switch cabinet gas box is provided, including: a base frame 1, a left bracket 2, a first rolling support device 3, a left fixed frame 4, a right fixed frame 5, a second rolling support device 6, a coupling 7, a motor 8, a transmission speed change device 9, a control box 10 and a right bracket 11.

[0043] In one embodiment, Figure 2 As shown, the base frame 1 is welded from channel steel and is used for supporting and preventing tipping.

[0044] In one embodiment, Figure 3 As shown, the left bracket 2 and the right bracket 11 are welded by steel plates, bent plates, rib plates, etc. Figure 4 and Figure 5 As shown, the left bracket 2 is installed on the left side of the base frame 1, and the right bracket 11 is installed on the right side of the base frame 1 and supports the air box together with the left bracket 2. One end of the first rolling support device 3 is fixedly connected to the left bracket 2, and the other end of the first rolling device 3 is connected to the left fixed frame 4; one end of the second rolling support device 6 is fixedly connected to the right bracket 11, and the other end of the second rolling device 6 is connected to the right fixed frame 5, and the front ends of the left fixed frame 4 and the right fixed frame 5 jointly fix the air box.

[0045] like Figure 6 As shown, the first rolling support device 3 and the second rolling support device 6 have the same structure, including: a bracket 30, a pressure ring 31, a roller 32, a first pin shaft 33 and a second pin shaft 34.

[0046] The bracket 30 is an internal hollow structure and is fixed to the left bracket 2 or the right bracket 11; one end of the pressure ring 31 is connected to the bracket 30 through the first pin 33 and rotates around the first shaft pin 33, and the other end is fixed to the bracket 30 through a connecting bolt to prevent the air box from detaching when rotating. The left fixing frame 4 and the right fixing frame 5 pass through the corresponding pressure ring 31 respectively, and the installation gap between the pressure ring 31 is adjusted by the tightness of the connecting bolt.

[0047] The ball 32 is disposed in the hollow portion of the bracket 30 , connected to the bracket 30 via the second pin shaft 34 , and rotates around the second pin shaft 34 .

[0048] In one embodiment, Figure 7 As shown, the left fixing frame 4 includes: a first shaft 40 , a first hollow frame 41 and a first bent plate 42 .

[0049] The first hollow frame 41 is welded by a number of angle steels, with holes at the four corners, and one end of the air box is fixed to the first hollow frame 41 by connecting bolts. The first bent plate 42 is welded to the center of the first hollow frame 41, and the first shaft 40 is welded to the center of one side of the first bent plate 42. The first shaft 40 passes through the corresponding pressure ring 31 and rotates inside the pressure ring 31.

[0050] In one embodiment, Figure 8 As shown, the right fixing frame 5 includes: a second shaft 50, a second hollow frame 51, a second bent plate 52 and a square shaft with a hole 53.

[0051] The second hollow frame 51 is welded by a number of angle steels, with holes at the four corners, and the other end of the air box is fixed to the second hollow frame 51 by connecting bolts. The second bent plate 52 is welded to the center of the second hollow frame 51, and the top of the second shaft 50 is welded to the center of one side of the second bent plate 52. The end of the second shaft 50 is welded to a square shaft 53 with holes; the second shaft 50 passes through the corresponding pressure ring 31 and rotates inside the pressure ring 31.

[0052] In one embodiment, Fig. 9 As shown, it also includes: a third pin 12. The rear end square shaft 53 with holes at the right fixing frame 5 is arranged in the coupling 7, and the third pin 12 passes through the holes of the coupling 7 and the square shaft 53 with holes to fix the coupling 7 and the square shaft 53 with holes.

[0053] In one embodiment, Fig.10 As shown, the right fixing frame 5 is connected to the transmission speed change device 9 through the coupling 7, and the transmission speed change device 9 drives the right fixing frame 5 to rotate and adjust the rotation angle of the air box; the motor 8 is installed on the upper part of the transmission speed change device 9; the control box 10 is installed on the lower part of the transmission speed change device 9; the control box 10 controls the motor 8 to drive the transmission speed change device 9 to drive the right fixing frame 5 to rotate, and the right fixing frame 5 drives the air box and the left fixing frame 4 to rotate to the corresponding positions together.

[0054] In one embodiment, Fig.11 As shown, when installing the air box, the left fixing frame 4 and the right fixing frame 5 are respectively fixed to the welding connection bolts corresponding to the two sides of the air box and tightened with nuts, and then the air box is placed on the air box assembly tool and the position is limited by the pressure ring 31. When the air box changes the assembly position, the control box 10 controls the motor 8 to drive the transmission speed change device 9 to drive the right fixing frame 5 to rotate, and the right fixing frame 5 drives the air box and the left fixing frame 4 to rotate to the corresponding position. Fig.12 As shown, the gas box needs to be placed horizontally when assembling the circuit breaker and the three-position switch. When assembling other components, they can be placed horizontally or vertically according to the requirements and assembly convenience. By changing different positions, all the work required for gas box assembly can be completed.

[0055] The present invention provides an assembly tool that greatly improves the assembly efficiency of the switch cabinet gas box. It can easily change different assembly states of the gas box. During the state changing process, there is no need to use lifting equipment such as a crane and a hand winch, which saves time and effort, can ensure the safety of the gas box, and facilitates the assembly of parts, greatly improving the assembly efficiency and safety of the gas box.

[0056] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the embodiments of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0057] In addition, it will be apparent to those skilled in the art that embodiments of the present invention may be implemented without these specific details or when these specific details are varied. Therefore, these descriptions should be considered illustrative rather than restrictive. Although the present invention has been described in conjunction with specific embodiments of the present invention, many replacements, modifications and variations of these embodiments will be apparent to those of ordinary skill in the art based on the foregoing description.

[0058] The embodiments of the present invention are intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the embodiments of the present invention should be included in the protection scope of the present invention.

Claims

1. An assembly tool that greatly improves the assembly efficiency of the switch cabinet gas box, characterized in that: include: An underframe, a left bracket, a first rolling support device, a second rolling support device, a left fixed bracket, a right fixed bracket, a coupling, a motor, a transmission speed change device, a control box and a right bracket; The base frame is used to support and prevent tipping; the left bracket is installed on the left side of the base frame, and the right bracket is installed on the right side of the base frame to support the air box together with the left bracket; One end of the first rolling support device is fixedly connected to the left bracket, and the other end of the first rolling device is connected to the left fixed frame; one end of the second rolling support device is fixedly connected to the right bracket, and the other end of the second rolling device is connected to the right fixed frame, and the front ends of the left fixed frame and the right fixed frame jointly fix the air box; The rear end of the right fixing frame is arranged in the coupling and fixedly connected to the coupling, and is connected to the transmission speed change device through the coupling, and the transmission speed change device drives the right fixing frame to rotate and adjust the rotation angle of the air box; the motor is installed on the upper part of the transmission speed change device; the control box is installed on the lower part of the transmission speed change device; the control box controls the motor to drive the transmission speed change device to drive the right fixing frame to rotate, and the right fixing frame drives the air box and the left fixing frame to rotate to the corresponding position together.

2. According to claim 1, an assembly tool for greatly improving the assembly efficiency of the switch cabinet gas box is characterized in that: Also includes: The first rolling support device and the second rolling support device have the same structure, including: a bracket, a pressure ring, a roller, a first pin shaft and a second pin shaft; The bracket is an internal hollow structure and is fixed to the left bracket or the right bracket; One end of the pressure ring is connected to the bracket through the first pin shaft and rotates around the first shaft pin, and the other end is fixed to the bracket through a connecting bolt; the left fixing frame and the right fixing frame pass through the corresponding pressure rings respectively, and the installation gap between the pressure rings is adjusted by the tightness of the connecting bolts; The ball is arranged at the hollow part of the bracket, connected to the bracket through the second pin shaft, and rotates around the second pin shaft.

3. According to claim 2, an assembly tool for greatly improving the assembly efficiency of the switch cabinet gas box is characterized in that: The left fixing frame comprises: a first shaft, a first hollow frame and a first bent plate; The first hollow frame is welded by a number of angle steels, with holes arranged at the four corners, and one end of the air box is fixed to the first hollow frame by connecting bolts; The first bent plate is welded to the center of the first hollow frame, and the first shaft is welded to the center of one side of the first bent plate; The first shaft passes through the corresponding pressure ring and rotates inside the pressure ring.

4. According to claim 2, an assembly tool for greatly improving the assembly efficiency of the switch cabinet gas box is characterized in that: The right fixing frame comprises: a second shaft, a second hollow frame, a second bent plate and a square shaft with a hole; The second hollow frame is welded by a number of angle steels, with holes arranged at the four corners, and the other end of the air box is fixed to the second hollow frame by connecting bolts; The second bent plate is welded to the center of the second hollow frame, and the top end of the second shaft is welded to the center of one side of the second bent plate; The square shaft with holes is welded to the end of the second shaft; the second shaft passes through the corresponding pressing ring and rotates inside the pressing ring.

5. According to claim 4, an assembly tool for greatly improving the assembly efficiency of the switch cabinet gas box is characterized in that: Also includes: The third pin; The third pin passes through the holes of the coupling and the square shaft with a hole to fix the coupling and the square shaft with a hole.

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