Special tool for transporting three-phase transformer iron core

Abstract

The utility model provides a three-phase transformer iron core transporting special tool which comprises a pair of first U-shaped steel, L-shaped supporting plates are arranged on the left side and the right side of the bottom of the first U-shaped steel in a connected mode through bolts, and first positioning holes are formed in the periphery of the top of the first U-shaped steel. The supporting base is connected to the bottom of the first U-shaped steel through bolts. The top adjusting and limiting module is arranged over the first U-shaped steel, and the bottom of the top adjusting and limiting module is clamped in the first positioning hole. The iron core column supporting and protecting module is arranged between the top adjusting and limiting module and first U-shaped steel, an iron core limiting and supporting rod tightly hoops an iron core column in a three-phase transformer iron core, the strength of the iron core column is improved, and bending deformation of the iron core column caused by jolting in the transportation process is prevented. The positions of the first U-shaped steel and the second U-shaped steel on the positioning adjusting columns and the U-shaped steel frame supporting rods can be freely adjusted according to the specifications of the three-phase transformer iron cores needing to be transported, and the three-phase transformer iron core transporting device is suitable for transporting the three-phase transformer iron cores of multiple specifications and is more practical.

Description

Technical Field

[0001] The utility model relates to the field of iron core transportation, in particular to the technical field of transportation limit protection for transformer iron cores, and specifically provides a transportation tooling for three-phase transformer iron cores. Background Art

[0002] The three-phase transformer iron core to be transported currently is in a horizontally placed "day" shape. Existing transportation toolings usually only set an installation positioning frame at the bottom and top of the three-phase transformer iron core according to the size model of the three-phase transformer iron core. This kind of installation positioning frame is suitable for short-distance transportation. During long-distance transportation, due to relatively many road bumps, the carriage of the transport vehicle may vibrate, and the three-phase transformer iron core in the carriage may vibrate and rub against each other, with a high probability of causing the bending positions of the iron core columns on the left, middle, and right of the three-phase transformer iron core to shift, resulting in losses. Summary of the Invention

[0003] In view of the above-mentioned disadvantages of the prior art, the purpose of the present utility model is to provide a transportation tooling for three-phase transformer iron cores to solve the difficulties of the prior art.

[0004] To achieve the above purpose and other related purposes, the present utility model provides a transportation tooling for three-phase transformer iron cores, including:

[0005] A pair of No. 1 U-shaped steels 1, the pair of No. 1 U-shaped steels 1 are symmetrically arranged, and L-shaped support plates 2 are connected by bolts on the left and right sides of the bottom of the No. 1 U-shaped steel 1. A first positioning hole is opened around the top of the pair of No. 1 U-shaped steels 1;

[0006] A support base 3, the support base 3 is connected by bolts to the bottom of the No. 1 U-shaped steel 1;

[0007] A top adjustment limit module 4, the top adjustment limit module 4 is arranged directly above the No. 1 U-shaped steel 1, and the bottom of the top adjustment limit module 4 is clamped in the first positioning hole;

[0008] An iron core column support and protection module 6, the iron core column support and protection module 6 is arranged between the top adjustment limit module 4 and the No. 1 U-shaped steel 1.

[0009] According to the preferred scheme, the support base 3 is in a U shape, the height of one side of the support base 3 is greater than that of the other side, the side with a lower height of the support base 3 is connected by bolts to the lower part of the No. 1 U-shaped steel 1, the side with a higher height of the support base 3 is connected by bolts to one side of the No. 1 U-shaped steel 1, and a forklift slot 31 is arranged between the center of the bottom of the support base 3 and the No. 1 U-shaped steel 1.

[0010] According to the preferred scheme, a support column 21 is welded to the bottom of the L-shaped support plate 2.

[0011] According to the preferred solution, the top adjustment and limiting module 4 includes:

[0012] A second U-shaped steel 41, wherein the second U-shaped steel 41 is arranged directly above the first U-shaped steel 1, and a pair of the second U-shaped steel 41 is provided, and locking holes are arranged around the pair of the second U-shaped steel 41;

[0013] A positioning adjustment column 42, the bottom of which is clamped in the No. 1 positioning hole, the top of which passes through the locking hole and extends vertically upward, the top and bottom outer sides of the positioning adjustment column 42 are provided with threads, a handle holding block 43 is provided in the middle of the positioning adjustment column 42 through an interference fit sleeve, and the top and bottom outer walls of the positioning adjustment column 42 are provided with threads;

[0014] A No. 1 locking nut 44 is sleeved on the positioning adjustment column 42. There are several No. 1 locking nuts 44, which are respectively arranged on the upper and lower sides of the top and bottom side walls of the No. 2 U-shaped steel 41 and the upper and lower sides of the top side wall of the No. 1 U-shaped steel 1.

[0015] According to the preferred embodiment, a No. 2 positioning hole is opened on the left and right sides in the middle of the No. 1 U-shaped steel 1 and the No. 2 U-shaped steel 41, and a U-shaped steel frame support rod 5 is arranged in the No. 2 positioning hole through clearance fitting, and a No. 2 locking nut 51 is arranged on the left and right sides of the U-shaped steel frame support rod 5 through threaded fitting, and one side of the No. 2 locking nut 51 is in contact with the No. 1 U-shaped steel 1 or the No. 2 U-shaped steel 41.

[0016] According to a preferred embodiment, the U-shaped steel frame support rod 5 is a threaded rod.

[0017] According to the preferred embodiment, the core column support protection module 6 includes:

[0018] The core protection wooden board 61 is arranged between the No. 1 U-shaped steel 1 and the No. 2 U-shaped steel 41 at equal intervals, the bottom of the core protection wooden board 61 is placed on the top of the No. 1 U-shaped steel 1, and the top of the core protection wooden board 61 is in contact with the bottom of the No. 2 U-shaped steel 41;

[0019] A square steel tube 62, the square steel tube 62 is arranged between the first U-shaped steel 1 and the second U-shaped steel 41, one side of the square steel tube 62 is in contact with the core protection board 61, and a waist hole 63 is opened in the middle of the square steel tube 62;

[0020] The core limiting support rod 64 is passed through the waist hole 63. There are three groups of core limiting support rods 64. Each group of core limiting support rods 64 is arranged on the left and right sides of the core protection wooden board 61. The front and rear sides of the core limiting support rod 64 are provided with No. 3 locking nuts 65 through threaded fitting sleeves, and one side of the No. 3 locking nut 65 is in contact with the square steel pipe 62.

[0021] The utility model adopts No. 1 U-shaped steel, a supporting base, a top adjustment limit module and an iron core column supporting and protecting module. The bottom of the three-phase transformer iron core is placed on the L-shaped supporting plate, the No. 1 locking nut is loosened, the No. 2 U-shaped steel is moved up and down along the positioning adjustment column to the top of the three-phase transformer iron core, the No. 1 locking nut is locked, the No. 2 U-shaped steel is limited, and the U-shaped steel frame supporting rod is inserted into the No. 2 positioning hole. The No. 1 U-shaped steel and the No. 2 U-shaped steel are moved along the U-shaped steel frame supporting rod so that the side walls close to each other are closely fitted with the side walls of the top and bottom of the three-phase transformer iron core, and the iron core column supporting and protecting module is installed in the middle of the three-phase transformer iron core so that the iron core limit support rod is tightly clamped on the iron core column in the three-phase transformer iron core; the following beneficial effects are achieved:

[0022] (1) Improve the strength of the core column to prevent the core column from bending and deformation due to bumps during transportation;

[0023] (2) The positions of the No. 1 U-shaped steel and the No. 2 U-shaped steel on the positioning adjustment column and the U-shaped steel frame support rod can be freely adjusted according to the specifications of the three transformer cores to be transported, which is more practical for transporting three transformer cores of multiple specifications;

[0024] The best embodiment of the present invention will be described in more detail below in conjunction with the accompanying drawings so that the features and advantages of the present invention can be easily understood. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 The display is a three-dimensional structural schematic diagram of the utility model;

[0026] Figure 2 The display is an enlarged schematic diagram of the three-dimensional structure of the U-shaped steel frame support rod in the present utility model;

[0027] Figure 3 It shows an enlarged schematic diagram of the three-dimensional structure of the core column support protection module in the present utility model;

[0028] Figure 4 Shown is an enlarged schematic diagram of the three-dimensional structure of the transformer core required to be transported in the utility model;

[0029] Description of symbols

[0030] 1. No. 1 U-shaped steel;

[0031] 2. L-shaped support plate; 21. Support column;

[0032] 3. Support base; 31. Forklift slot;

[0033] 4. Top adjustment limit module; 41. No. 2 U-shaped steel; 42. Positioning adjustment column; 43. Handle holding block; 44. No. 1 locking nut;

[0034] 5. U-shaped steel frame support rod; 51. No. 2 locking nut;

[0035] 6. Core column support protection module; 61. Core protection wooden board; 62. Square steel pipe; 63. Waist hole; 64. Core limit support rod; 65. No. 3 locking nut; DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solution and advantages of the technical solution of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described in conjunction with the drawings of the specific embodiments of the utility model. The same figure marks in the drawings represent the same parts. It should be noted that the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0037] Compared with the embodiments shown in the drawings, feasible implementations within the scope of protection of the present invention may have fewer components, other components not shown in the drawings, different components, differently arranged components, or differently connected components, etc. In addition, two or more components in the drawings may be implemented in a single component, or a single component shown in the drawings may be implemented as multiple separate components.

[0038] Unless otherwise defined, the technical terms or scientific terms used herein shall have the usual meanings understood by persons with ordinary skills in the field to which the utility model belongs. The words "first", "second" and similar words used in the specification and claims of the utility model patent application do not indicate any order, quantity or importance, but are only used to distinguish different components. Similarly, words such as "one" or "one" do not necessarily indicate quantity restrictions. Words such as "include" or "comprise" 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. Words such as "connect" or "connected" 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.

[0039] The utility model proposes a three-phase transformer core transportation tooling, which is used in the three-phase transformer core transportation process. The utility model does not limit the types of specifications and sizes of the three-phase transformer cores, but the No. 1 U-shaped steel 1, the support base 3, the top adjustment limit module 4 and the core column support protection module 6 structure are particularly suitable for the transportation of the three-phase transformer cores.

[0040] In general, the three transformer core transport equipment proposed in the utility model mainly include: No. 1 U-shaped steel 1, support base 3, top adjustment limit module 4 and core column support protection module 6, among which, you can refer to Figure 1 , which shows the arrangement relationship of No. 1 U-shaped steel 1, support base 3, top adjustment limit module 4 and core column support protection module 6.

[0041] When the three-phase transformer core transportation tooling proposed by the utility model is used, the bottom of the three-phase transformer core to be transported is placed on the L-shaped support plate 2, the No. 1 locking nut 44 is loosened, the No. 2 U-shaped steel 41 is moved up and down along the positioning adjustment column 42 to the top of the three-phase transformer core, the No. 1 locking nut 44 is locked, the No. 2 U-shaped steel 41 is limited, the U-shaped steel frame support rod 5 is inserted into the No. 2 positioning hole, the No. 1 U-shaped steel 1 and the No. 2 U-shaped steel 41 are moved back and forth along the U-shaped steel frame support rod 5, so that the side walls of a pair of No. 1 U-shaped steel 1 and a pair of No. 2 U-shaped steel 41 close to each other are closely fitted with the side walls of the top and bottom of the three-phase transformer core, the No. 2 locking nut 51 is inserted into the U-shaped steel frame support rod 5 and locked, and a core protection wooden board 61 is placed on the No. 1 U-shaped steel 1, and one side of the core protection wooden board 61 is fitted with the core column in the three-phase transformer core. A square steel pipe 62 is arranged on one side of the core protection wooden board 61, and a core limiting support rod 64 is arranged on the left and right sides of the core column in the three-phase transformer core, which is inserted into the waist hole 63 in the middle of the square steel pipe 62. A No. 3 locking nut 65 is inserted into the core limiting support rod 64, and the No. 3 locking nut 65 is tightened to make the square steel pipe 62 push the core protection wooden board 61 to lock the three-phase transformer core. At the same time, the core limiting support rod 64 is limited in position in the waist hole 63. Each group of core limiting support rods 64 tightly clamps the core column in the three-phase transformer core to improve the strength of the core column and prevent the core column from bending and deformation due to bumps during transportation. In addition, the positions of the No. 1 U-shaped steel 1 and the No. 2 U-shaped steel 41 on the positioning adjustment column 42 and the U-shaped steel frame support rod 5 can be freely adjusted according to the specifications of the three-phase transformer core to be transported, which is more practical for transporting three-phase transformer cores of multiple specifications.

[0042] The L-shaped support plate 2 is bolted to the left and right sides of the bottom of the No. 1 U-shaped steel 1 to facilitate the placement of the three transformer cores to be transported. The bottom of the L-shaped support plate 2 is welded with support columns 21 to improve the supporting capacity and prevent the L-shaped support plate 2 from deforming.

[0043] The above-mentioned support base 3 is set at the bottom of the No. 1 U-shaped steel 1 by bolt connection. The support base 3 is U-shaped. The height of one side of the support base 3 is greater than that of the other side. The side with a lower height of the support base 3 is set below the No. 1 U-shaped steel 1 by bolt connection, and the side with a higher height of the support base 3 is set on the side of the No. 1 U-shaped steel 1 by bolt connection. A forklift groove 31 is set between the center of the bottom of the support base 3 and the No. 1 U-shaped steel 1 for easy forklift transportation.

[0044] The top adjustment limit module 4 is arranged directly above the No. 1 U-shaped steel 1, and the top adjustment limit module 4 includes: a No. 2 U-shaped steel 41, a positioning adjustment column 42 and a No. 1 locking nut 44, wherein the No. 2 U-shaped steel 41 is arranged directly above the No. 1 U-shaped steel 1, and the No. 2 U-shaped steel 41 is provided with a pair of locking holes arranged around the pair of No. 2 U-shaped steels 41, the bottom of the positioning adjustment column 42 is clamped in the No. 1 positioning hole, the top of the positioning adjustment column 42 extends vertically upward through the locking hole, the top and bottom outer sides of the positioning adjustment column 42 are provided with threads, the interference fit sleeve in the middle of the positioning adjustment column 42 is provided with a handle holding block 43, the positioning adjustment column 42 The top and bottom outer walls are provided with threads, and a handle holding block 43 is provided with an interference fit sleeve in the middle of the positioning adjustment column 42. During manual transportation, the transporter lifts the bottom of the No. 1 U-shaped steel 1 with one hand and holds the handle holding block 43 with the other hand for easy force. The top and bottom outer walls of the positioning adjustment column 42 are provided with threads, and a No. 1 locking nut 44 is sleeved on the positioning adjustment column 42. There are several No. 1 locking nuts 44, which are respectively arranged on the upper and lower sides of the top and bottom side walls of the No. 2 U-shaped steel 41 and the upper and lower sides of the top side wall of the No. 1 U-shaped steel 1, so as to adjust the distance between the No. 2 U-shaped steel 41 and the No. 1 U-shaped steel 1.

[0045] A No. 2 positioning hole is opened on the left and right sides in the middle of the No. 1 U-shaped steel 1 and the No. 2 U-shaped steel 41, and a U-shaped steel frame support rod 5 is arranged in the No. 2 positioning hole through clearance fitting, and a No. 2 locking nut 51 is arranged on the left and right sides of the U-shaped steel frame support rod 5 through thread fitting sleeves, and one side of the No. 2 locking nut 51 is in contact with the No. 1 U-shaped steel 1 or the No. 2 U-shaped steel 41, so that the front and rear distance between a pair of No. 1 U-shaped steels 1 and a pair of No. 2 U-shaped steels 41 can be adjusted.

[0046] The core column support and protection module 6 is arranged between the top adjustment limit module 4 and the No. 1 U-shaped steel 1. The core column support and protection module 6 includes: a core protection wooden board 61, a square steel tube 62, a waist hole 63 and a core limit support rod 64. The core protection wooden board 61 is arranged at equal intervals between the No. 1 U-shaped steel 1 and the No. 2 U-shaped steel 41 to play a shock-absorbing role during transportation and prevent the square steel tube 62 from leaving scratches on the front and back sides of the three-phase transformer core. The bottom of the core protection wooden board 61 is placed on the top of the No. 1 U-shaped steel 1. The core protection wooden board 61 The top end contacts the bottom end of the No. 2 U-shaped steel 41, and a square steel tube 62 is arranged between the No. 1 U-shaped steel 1 and the No. 2 U-shaped steel 41. One side of the square steel tube 62 contacts the core protection wooden board 61. A waist hole 63 is opened in the middle of the square steel tube 62, and three groups of core limiting support rods 64 are passed through the waist hole 63. Each group of core limiting support rods 64 is arranged on the left and right sides of the core protection wooden board 61. No. 3 locking nuts 65 are arranged on the front and rear sides of the core limiting support rods 64 through threaded matching sleeves, and one side of the No. 3 locking nuts 65 contacts the square steel tube 62.

[0047] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. A three-phase transformer core transport tool, characterized in that: include: A No. 1 U-shaped steel (1), wherein a pair of the No. 1 U-shaped steel (1) is provided, the pair of the No. 1 U-shaped steel (1) is symmetrically arranged, the left and right sides of the bottom of the No. 1 U-shaped steel (1) are connected by bolts with L-shaped supporting plates (2), and the top of the pair of the No. 1 U-shaped steel (1) is provided with No. 1 positioning holes around the periphery; A support base (3), wherein the support base (3) is arranged on the bottom of the No. 1 U-shaped steel (1) by bolt connection; A top adjustment limit module (4), wherein the top adjustment limit module (4) is arranged directly above the No. 1 U-shaped steel (1), and the bottom of the top adjustment limit module (4) is clamped in the No. 1 positioning hole; An iron core column support and protection module (6), wherein the iron core column support and protection module (6) is arranged between the top adjustment and limiting module (4) and the No. 1 U-shaped steel (1).

2. The three-phase transformer core transport tooling according to claim 1 is characterized in that: The support base (3) is in a U-shape, one side of the support base (3) is higher than the other side, the side of the support base (3) with a lower height is arranged below the No. 1 U-shaped steel (1) through bolt connection, and the side of the support base (3) with a higher height is arranged on one side of the No. 1 U-shaped steel (1) through bolt connection, and a forklift groove (31) is arranged between the center of the bottom of the support base (3) and the No. 1 U-shaped steel (1).

3. The three-phase transformer core transport tooling according to claim 2 is characterized in that: A support column (21) is provided at the bottom of the L-shaped support plate (2) by welding.

4. The three-phase transformer core transport tooling according to claim 3 is characterized in that: The top adjustment and limiting module (4) comprises: A second U-shaped steel (41), the second U-shaped steel (41) being arranged directly above the first U-shaped steel (1), a pair of the second U-shaped steel (41) being arranged, and locking holes being arranged around the pair of the second U-shaped steel (41); A positioning adjustment column (42), wherein the bottom of the positioning adjustment column (42) is clamped in the No. 1 positioning hole, the top of the positioning adjustment column (42) extends vertically upward through the locking hole, the top and bottom outer sides of the positioning adjustment column (42) are provided with threads, a handle holding block (43) is provided in the middle of the positioning adjustment column (42) with an interference fit sleeve, and the top and bottom outer walls of the positioning adjustment column (42) are provided with threads; A No. 1 locking nut (44), the No. 1 locking nut (44) is sleeved on the positioning adjustment column (42), and a plurality of the No. 1 locking nuts (44) are provided, and the plurality of the No. 1 locking nuts (44) are respectively provided on the upper and lower sides of the top and bottom side walls of the No. 2 U-shaped steel (41) and the upper and lower sides of the top side wall of the No. 1 U-shaped steel (1).

5. The three-phase transformer core transport tooling according to claim 4 is characterized in that: A No. 2 positioning hole is provided on the left and right sides of the center of the No. 1 U-shaped steel (1) and the No. 2 U-shaped steel (41), a U-shaped steel frame support rod (5) is arranged in the No. 2 positioning hole through clearance fitting, and a No. 2 locking nut (51) is provided on the left and right sides of the U-shaped steel frame support rod (5) through thread fitting, and one side of the No. 2 locking nut (51) is in contact with the No. 1 U-shaped steel (1) or the No. 2 U-shaped steel (41).

6. The three-phase transformer core transport tooling according to claim 5 is characterized in that: The core column support protection module (6) comprises: An iron core protection wooden board (61), wherein the iron core protection wooden board (61) is arranged at equal intervals between the first U-shaped steel (1) and the second U-shaped steel (41), the bottom of the iron core protection wooden board (61) is placed on the top of the first U-shaped steel (1), and the top of the iron core protection wooden board (61) is in contact with the bottom of the second U-shaped steel (41); A square steel pipe (62), the square steel pipe (62) being arranged between the first U-shaped steel (1) and the second U-shaped steel (41), one side of the square steel pipe (62) being in contact with the iron core protection wooden board (61), and a waist hole (63) being opened in the middle of the square steel pipe (62); The core limiting support rod (64) is inserted into the waist hole (63). The core limiting support rod (64) is provided in three groups. Each group of the core limiting support rods (64) is provided on the left and right sides of the core protection wooden board (61). The front and rear sides of the core limiting support rod (64) are provided with No. 3 locking nuts (65) through threaded matching sleeves. One side of the No. 3 locking nuts (65) is in contact with the square steel pipe (62).

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