Lifting appliance for mounting transformer

Abstract

The utility model discloses a lifting appliance for mounting a transformer, which relates to the technical field of transformer mounting and comprises a lifting frame and transverse extension frames fixedly mounted on the surfaces of two sides of the lifting frame, and clamping and fixing pieces are mounted on the surfaces of the transverse extension frames and used for being fixed with a power pole; a transverse adjusting assembly is connected between the transverse extending frame and the clamping and fixing piece and used for achieving adaptive installation of power poles at different intervals. A dismounting structure is connected between the transverse extending frame and the lifting frame; according to the utility model, through designing the transverse adjusting assembly and the dismounting structure, the height adaptability and the flexibility of electric power poles with different intervals are realized; the transverse adjusting assembly allows a user to adjust the position of the clamping piece according to the actual distance between the power poles, and it is ensured that the lifting appliance can be stably hung; meanwhile, the transverse extending frame and the components thereof can be conveniently disassembled and assembled through the disassembling and assembling structure, a user can quickly replace or adjust parts of the lifting appliance according to actual requirements, and the working efficiency and the utilization rate of the lifting appliance are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to transformer installation technical field especially relates to a hoist for transformer installation. BACKGROUND

[0002] In the installation and maintenance process of power facilities, the stability and adaptability of transformer hoist as a key hoisting tool are directly related to the safety and efficiency of construction. The traditional transformer hoist design often has some problems, which limits its application effect in different scenes.

[0003] Chinese patent publication No. CN222159521U2 discloses a kind of transformer installation hoist, the technical scheme of this patent includes hoisting frame, hoisting frame is set as five closed type cuboid, hoisting frame opening side is slidably connected with baffle through slide rail, hoisting frame is provided with unloading mechanism for facilitating the unloading of transformer.

[0004] The transformer installation hoist, through unloading mechanism, servo cylinder C elongation, push plate moves, push plate pushes transformer to move, roller rolls along with the movement of transformer, reduces the friction between transformer and hoisting frame, makes transformer unloading more easily convenient, three servo cylinders B elongation, push plate is clamped in three sides of transformer, cooperate with the back side of hoisting frame, firmly fix transformer in the closed hoist formed by hoisting frame and baffle, all-around surround transformer, the fixing effect of transformer is better, avoid transformer falling, use more safely.

[0005] However, due to the difference between the spacing of power poles, the traditional hoist often cannot be flexibly adjusted according to actual needs, resulting in that in some scenes with larger spacing, the hoist cannot be stably suspended, which brings safety hazards to construction. And in the scene with smaller spacing, the hoist may not be installed due to its too large size, which affects the construction efficiency; and in the hoisting process, due to the lack of effective limiting and fixing mechanism, the hoist is easy to slide or fall off, which brings potential risks to construction personnel and power facilities. In addition, the traditional hoist is also relatively cumbersome when disassembling and replacing parts, which increases the construction difficulty and time cost, therefore, we provide a kind of hoist for transformer installation. UTILITY MODEL CONTENTS

[0006] In view of the deficiencies of the prior art, the utility model provides a kind of hoist for transformer installation, solves the problems raised in the above background art.

[0007] To achieve the above purpose, the utility model is realized by the following technical scheme: a kind of hoist for transformer installation, including: hoisting frame and fixed installation in the surface of the both sides of hoisting frame horizontal extension frame, the surface of the horizontal extension frame is equipped with clamping piece, for being fixed with power pole;

[0008] A transverse adjusting assembly is connected between the transverse frame and the clamping member, so as to adapt to the installation of power poles with different distances.

[0009] A dismounting structure is connected between the transverse frame and the lifting frame.

[0010] The dismounting structure comprises a placing groove formed in the side edge of the lifting frame and a placing plate fixedly connected to the end of the transverse frame, and the placing plate is placed at the inner wall of the placing groove, and the side edge of the lifting frame is connected to a limiting mechanism I.

[0011] As a further technical scheme of the utility model, the transverse adjusting assembly comprises a guide sliding plate slidably connected to the inner wall of the transverse frame, and the surface of the guide sliding plate is fixedly installed with the clamping member, and a limiting mechanism II is connected between the guide sliding plate and the transverse frame.

[0012] The limiting mechanism II comprises a limiting insertion hole formed in the surface of the transverse frame and a strip-shaped groove formed in the side edge of the guide sliding plate, a sliding sleeve block is slidably connected to the inner wall of the strip-shaped groove, the surface of the sliding sleeve block is fixedly connected with a T-shaped plate, a cross plate is fixedly connected between the two T-shaped plates, a limiting insertion rod is fixedly connected to the surface of the cross plate relative to the guide sliding plate, and a reset component is connected between the strip-shaped groove and the sliding sleeve block.

[0013] As a further technical scheme of the utility model, the limiting mechanism I comprises a strip-shaped installation groove transversely formed in the side edge of the lifting frame, a horizontal fixing rod is fixedly connected between the two end walls of the strip-shaped installation groove, a spring II is sleeved on the periphery of the horizontal fixing rod, a moving sleeve block is slidably sleeved on the periphery of the horizontal fixing rod, and the moving sleeve block is slidably connected to the inner wall of the strip-shaped installation groove, and a limiting baffle is fixedly connected to the surface of the moving sleeve block.

[0014] As a further technical scheme of the utility model, the reset component comprises a fixing rod fixedly connected between the two end walls of the strip-shaped groove, a spring I is sleeved on the periphery of the fixing rod, the sliding sleeve block is slidably sleeved on the periphery of the fixing rod, and a buckle hole is formed in the surface of the cross plate.

[0015] As a further technical scheme of the utility model, the opening depth of the placing groove is the same as the design thickness of the placing plate, the surface of the limiting baffle relative to the lifting frame is in contact with and slides on the lifting frame, and the limiting baffle is used for limiting the placing plate after being placed.

[0016] As a further technical scheme of the utility model, one end of the spring I is fixedly connected to the end wall of the strip-shaped groove, and the other end of the spring I is fixedly connected to the surface of one end of the sliding sleeve block.

[0017] As a further technical scheme of the utility model, one end of the spring two is fixedly connected to the end wall of the strip-shaped placing groove, and the other end of the spring two is fixedly connected to the one end surface of the moving sleeve block.

[0018] The utility model provides a kind of lifting appliance for transformer installation, compared with prior art has the following beneficial effects:

[0019] 1, the lifting appliance for transformer installation of the design, by design transverse adjusting component and dismounting structure, the height adaptability and flexibility of different distance power poles are realized;Transverse adjusting component allows user to adjust the position of clamping piece according to the actual distance between power poles, ensure that lifting appliance can be stably suspended;At the same time, dismounting structure makes that transverse frame and its components can be conveniently disassembled, user can replace or adjust the components of lifting appliance according to actual demand, improve work efficiency and utilization of lifting appliance;This design not only enhances the practicability of lifting appliance, also reduces use cost.

[0020] 2, the lifting appliance for transformer installation of the design, by the design of limiting mechanism one, limiting mechanism two and reset component, the stability and security of lifting appliance are significantly improved;Limiting mechanism one ensures that the stable limiting of placing plate in placing groove, prevents the sliding or falling of lifting appliance in hoisting process;Limiting mechanism two realizes the stable fixation of guide slide plate in sliding process by the cooperation of limiting plug and limiting hole, further enhances the stability of lifting appliance;In addition, the design of reset component ensures that limiting plug and limiting baffle can be automatically reset to original position when not needed, avoids the security risk caused by improper operation or accident;This multiple protection design makes lifting appliance more safe and reliable in use. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structure perspective view of a kind of lifting appliance for transformer installation;

[0022] Figure 2 It is a structure schematic view after transverse plate and clamping piece are separated in a kind of lifting appliance for transformer installation;

[0023] Figure 3 It is the connection structure schematic view of transverse plate and clamping piece in a kind of lifting appliance for transformer installation;

[0024] Figure 4 It is a kind of lifting appliance for transformer installation Figure 2 The structure enlarged view of place A in;

[0025] Figure 5 It is a kind of lifting appliance for transformer installation Figure 3 The structure enlarged view of place B in;

[0026] Figure 6It is a schematic view of the connecting structure of T-shaped plate and cross-shaped plate in a hoist for transformer installation.

[0027] In the figure: 1, hoisting frame; 2, transverse frame; 3, clamping part; 4, guide slide plate; 5, limiting hole; 6, strip-shaped groove; 7, fixed rod; 8, spring I; 9, sliding sleeve block; 10, T-shaped plate; 11, cross-shaped plate; 12, limiting plug; 13, buckle hole; 14, placing groove; 15, placing plate; 16, strip-shaped placing groove; 17, transverse fixing rod; 18, spring II; 19, moving sleeve block; 20, limiting baffle. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0029] Please refer to Figures 1-6 The utility model provides a kind of hoist technical scheme for transformer installation: its main body structure includes hoisting frame 1 and fixed installation in the surface of the both sides of hoisting frame 1 transverse frame 2, the surface of transverse frame 2 is equipped with clamping part 3, these clamping parts 3 are used to be fixedly connected with electric pole, to ensure that hoist can be stably hung on electric pole, in addition, transverse frame 2 and clamping part 3 are also connected with transverse adjusting assembly, the component allows user to adjust the position of clamping part 3 according to the different spacing between electric pole, so as to realize the adaptive installation of hoist to different spacing electric pole, in addition, transverse frame 2 and hoisting frame 1 are also designed dismounting structure, so that transverse frame 2 and the clamping part 3 and transverse adjusting assembly thereon can be conveniently disassembled, to adapt to different use demand;Dismounting structure specifically includes the placing groove 14 opened in the side of hoisting frame 1 and the placing plate 15 fixedly connected in the end of transverse frame 2, placing plate 15 can be easily placed in the inner wall of placing groove 14, so as to realize the quick connection of transverse frame 2 and hoisting frame 1, to ensure the stability of placing plate 15 in placing groove 14, the side of hoisting frame 1 is also connected with limiting mechanism one, which can effectively prevent placing plate 15 from sliding or falling off during hoisting.

[0030] As Figures 1-6As shown, the transverse adjusting assembly comprises a guide sliding plate 4 slidably connected at the inner wall of the transverse frame 2, and the surface of the guide sliding plate 4 is fixedly connected with the clamping part 3, so that when the guide sliding plate 4 slides in the transverse frame 2, the clamping part 3 will also move, thereby achieving the adaptation of the power pole spacing. In order to ensure the stability of the guide sliding plate 4 during sliding, a limiting mechanism two is further connected between the guide sliding plate 4 and the transverse frame 2; the limiting mechanism two specifically comprises a limiting insertion hole 5 opened on the surface of the transverse frame 2 and a strip-shaped groove 6 opened on the side edge of the guide sliding plate 4. A sliding sleeve block 9 is slidably connected at the inner wall of the strip-shaped groove 6, and the surface of the sliding sleeve block 9 is fixedly connected with a T-shaped plate 10. Two T-shaped plates 10 are fixedly connected with a cross plate 11, and the cross plate 11 is fixedly connected with a limiting insertion rod 12 relative to the surface of the guide sliding plate 4. When the guide sliding plate 4 slides to the desired position, the user can move the cross plate 11 to make the limiting insertion rod 12 inserted into the corresponding limiting insertion hole 5, thereby achieving the fixation of the guide sliding plate 4. In addition, a reset component is further connected between the strip-shaped groove 6 and the sliding sleeve block 9, so as to ensure that the limiting insertion rod 12 can be automatically reset when not needed; through the above design, the transverse adjusting assembly of the present lifting device can realize the precise adjustment of the position of the clamping part 3, and the limiting mechanism two can ensure the stability and fixity of the guide sliding plate 4 during sliding.

[0031] As shown in Figures 1-6 , the limiting mechanism one comprises a strip-shaped installation groove 16 transversely opened on the side edge of the hoisting frame 1. The two end walls of the strip-shaped installation groove 16 are fixedly connected with a horizontal fixing rod 17, and the outer periphery of the horizontal fixing rod 17 is sleeved with a spring two 18. The outer periphery of the horizontal fixing rod 17 is slidably sleeved with a moving sleeve block 19, and the moving sleeve block 19 is slidably connected at the inner wall of the strip-shaped installation groove 16. The surface of the moving sleeve block 19 is fixedly connected with a limiting baffle 20. When the placing plate 15 is placed in the placing groove 14, the user can move the limiting baffle 20 to make it contact with and slide on the hoisting frame 1, thereby achieving the limiting effect of the placing plate 15. At the same time, the elastic force of the spring two 18 can ensure that the limiting baffle 20 can be automatically reset when not needed; through the above design, the limiting mechanism one of the present lifting device can achieve the effective limiting effect of the placing plate 15, preventing it from sliding or falling off during hoisting.

[0032] As shown in Figures 1-6 , the reset component comprises a fixed rod 7 fixedly connected between the two end walls of the strip-shaped groove 6 and a spring one 8 sleeved on the outer periphery of the fixed rod 7, and the sliding sleeve block 9 is slidably sleeved on the outer periphery of the fixed rod 7. When the user needs to move the limiting insertion rod 12, the sliding sleeve block 9 can be slid on the fixed rod 7 and compress the spring one 8 by pulling the pull hole 13 on the surface of the cross plate 11, and when the limiting insertion rod 12 is inserted into the limiting insertion hole 5 or needs to be reset, the elastic force of the spring one 8 will push the sliding sleeve block 9 and the cross plate 11 back to the original position; through the above design, the reset component of the present lifting device can ensure that the limiting insertion rod 12 can be automatically reset to the original position when not needed.

[0033] As shown in Figures 1-6 The opening depth of the placing groove 14 is the same as the designed thickness of the placing plate 15, so that the placing plate 15 can be completely placed in the placing groove 14 and kept stable, and the limiting baffle 20 is in contact with the surface of the lifting frame 1 and slides on the surface of the lifting frame 1, so that the placing plate 15 can be effectively limited when the limiting baffle 20 is moved.

[0034] As shown in Figures 1-6 One end of the spring 8 is fixedly connected to the end wall of the strip-shaped groove 6, and the other end is fixedly connected to the end surface of the sliding sleeve block 9, so that when the sliding sleeve block 9 slides on the fixed rod 7, the spring 8 is compressed or stretched to generate elastic force; through the above design, the spring 8 of the lifting device can provide stable elastic force for the sliding sleeve block 9 and the limiting plug rod 12, so as to ensure that they can automatically reset to the original position when needed.

[0035] As shown in Figures 1-6 One end of the spring 8 is fixedly connected to the end wall of the strip-shaped groove 6, and the other end is fixedly connected to the end surface of the sliding sleeve block 9, so that when the sliding sleeve block 9 slides on the fixed rod 7, the spring 8 is compressed or stretched to generate elastic force; through the above design, the spring 8 of the lifting device can provide stable elastic force for the sliding sleeve block 9 and the limiting plug rod 12, so as to ensure that they can automatically reset to the original position when needed.

[0036] The working principle of the utility model is as follows: in actual application, the guide sliding plate 4 is slidably connected to the inner wall of the horizontal stretching frame 2, and the surface thereof is fixedly installed with the clamping part 3; by moving the guide sliding plate 4, the position of the clamping part 3 on the horizontal stretching frame 2 can be adjusted to adapt to power poles with different distances;

[0037] Secondly, the limiting mechanism two realizes the fixation of the position of the guide sliding plate 4 through the cooperation of the limiting plug rod 12 and the limiting plug hole 5; when the guide sliding plate 4 is slid to the required position, the limiting plug rod 12 is inserted into the corresponding limiting plug hole 5 through the movement of the cross plate 11, so as to fix the position of the guide sliding plate 4; the reset component is composed of the fixed rod 7 and the spring 8, and is used for automatically resetting the limiting plug rod 12 when limiting is not needed;

[0038] When the limiting rod 12 needs to be moved, the cross plate 11 surface can be pulled through the pull hole 13 to achieve; the placement plate 15 is fixedly connected to the end of the horizontal extension frame 2 and placed in the placement slot 14 on the side of the lifting frame 1, by adjusting the position of the placement plate 15 in the placement slot 14, the horizontal extension frame 2 and the lifting frame 1 can be quickly disassembled; and the limiting mechanism is in contact with the lifting frame 1 by the limiting baffle 20, and the limiting effect on the placement plate 15 after placement is realized.

[0039] When the placement plate 15 is completely placed in the placement slot 14, the moving sleeve block 19 slides along the horizontal fixed rod 17 to the appropriate position under the elastic force of the spring 2 18, so that the limiting baffle 20 is in close contact with the lifting frame 1 and is limited.

[0040] The above is only the preferred embodiment of the utility model, it should be pointed out that for ordinary skilled person in the art, without departing from the principle of the utility model, a number of improvements and refinements can also be made, these improvements and refinements should be considered as the protection scope of the utility model. The structures, devices and operation methods not specifically described and explained in the utility model, such as no special description and limitation, are implemented according to the conventional means in the field.

Claims

1. A hoist for transformer installation, characterized by, Include: Hoisting frame (1) and fixedly installed on both sides of the surface of the hoisting frame (1) stretch frame (2), the surface of the stretch frame (2) is provided with clamping (3), used for fixing with power pole; The stretch frame (2) and the clamping (3) are connected with the lateral adjusting assembly, which is used for realizing the adaptive installation of the power poles with different spacing; The stretch frame (2) and the hoisting frame (1) are connected with the dismounting structure; The dismounting structure includes the placing groove (14) opened in the side of the hoisting frame (1) and the placing plate (15) fixedly connected with the end of the stretch frame (2), and the placing plate (15) is placed at the inner wall of the placing groove (14), and the side of the hoisting frame (1) is connected with the limiting mechanism one.

2. The transformer installation hoist of claim 1, wherein The lateral adjusting assembly includes the guide sliding plate (4) slidably connected with the inner wall of the stretch frame (2), and the surface of the guide sliding plate (4) is fixedly installed with the clamping (3), and the guide sliding plate (4) and the stretch frame (2) are connected with the limiting mechanism two; The limiting mechanism two includes the limiting insertion hole (5) opened in the surface of the stretch frame (2) and the strip-shaped recess (6) opened in the side of the guide sliding plate (4), the inner wall of the strip-shaped recess (6) is slidably connected with the sliding sleeve block (9), the surface of the sliding sleeve block (9) is fixedly connected with the T-shaped plate (10), the two T-shaped plates (10) are fixedly connected with the cross plate (11), the surface of the cross plate (11) is fixedly connected with the limiting insertion rod (12) relative to the surface of the guide sliding plate (4), and the strip-shaped recess (6) and the sliding sleeve block (9) are connected with the reset component.

3. The transformer hoist of claim 1, wherein, The limiting mechanism one includes the strip-shaped installation groove (16) horizontally opened in the side of the hoisting frame (1), the horizontal fixed rod (17) is fixedly connected between the two end walls of the strip-shaped installation groove (16), the spring two (18) is peripherally sleeved on the horizontal fixed rod (17), the movable sleeve block (19) is slidably sleeved on the outer periphery of the horizontal fixed rod (17), and the movable sleeve block (19) is slidably connected at the inner wall of the strip-shaped installation groove (16), the surface of the movable sleeve block (19) is fixedly connected with the limiting baffle (20).

4. The transformer hoist of claim 2, wherein, The reset component includes the fixed rod (7) fixedly connected between the two end walls of the strip-shaped recess (6), the spring one (8) is peripherally sleeved on the fixed rod (7), the sliding sleeve block (9) is slidably sleeved on the outer periphery of the fixed rod (7), and the surface of the cross plate (11) is provided with the buckle hole (13).

5. The transformer hoist of claim 3, wherein, The opening depth of the placing groove (14) is the same as the design thickness of the placing plate (15), the surface of the limiting baffle (20) is in contact with and slides on the surface of the hoisting frame (1), and the limiting baffle (20) is used for limiting the placing plate (15) after being placed.

6. The transformer hoist of claim 4 wherein, One end of the spring one (8) is fixedly connected with the end wall of the strip-shaped recess (6), and the other end of the spring one (8) is fixedly connected with the surface of one end of the sliding sleeve block (9).

7. The transformer hoist of claim 3, wherein, One end of the spring two (18) is fixedly connected with the end wall of the strip-shaped installation groove (16), and the other end of the spring two (18) is fixedly connected with the surface of one end of the movable sleeve block (19).

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