Transformer hoisting mechanism

Abstract

The utility model provides a transformer hoisting mechanism, and belongs to the technical field of transformer hoisting. The transformer hoisting mechanism comprises a mounting frame, a rotating shaft, a first winding reel, a steel wire rope, a lifting plate, a sliding rail, a guide wheel, a fixing plate, a lead screw, a first clamping plate and a second clamping plate. The rotating shaft drives the first winding reel to rotate, so that the steel wire rope can be wound or unwound on the first winding reel, and the first clamping plate, the second clamping plate and the transformer body placed on the first clamping plate and the second clamping plate are driven to move up and down. The at least two guide wheels are fixed on the two sides of the lifting plate, and the sliding rails penetrate through the guide grooves of the guide wheels, so that the lifting plate moves up and down along the sliding rails through the guide wheels, the lifting plate and the transformer body are prevented from moving up and down, and the defect that the transformer body is driven by a steel wire rope to move up and down is overcome. And therefore, the hoisting stability of the transformer body is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of transformer hoisting, and in particular relates to a transformer hoisting mechanism. Background Art

[0002] In the related art, when assembling and repairing a transformer, the transformer needs to be lifted to a predetermined height to facilitate the workers to assemble or repair the transformer.

[0003] The prior art (publication number: CN217690757U) discloses an assembly bracket for transformer production, which drives the winding wheel to rotate by setting a first hoisting mechanism and a second motor in the second hoisting mechanism, thereby driving the wire rope to roll and lift the transformer assembly, and then the first motor drives the screw to rotate, so that the first hoisting mechanism and the second hoisting mechanism on the first slider and the second slider move horizontally relative to each other, thereby completing the assembly of the transformer assembly, without the need for manual transportation of the transformer assembly, saving a lot of manpower and improving the convenience of the device.

[0004] In the prior art, the transformer assembly is lifted up by a steel wire rope. Since the steel wire rope has great elasticity, the transformer assembly is prone to shaking when the steel wire rope drives the transformer assembly to move up and down, thereby reducing the stability of the transformer body hoisting. Utility Model Content

[0005] In order to solve the problem in the above-mentioned prior art that the transformer assembly is prone to shaking when the steel wire rope drives the transformer assembly to move up and down, thereby reducing the stability of the transformer body hoisting, the utility model provides a transformer hoisting mechanism, which fixes at least two guide wheels on both sides of the lifting plate, and passes the slide rail through the guide groove of the guide wheel, so that the lifting plate can move up and down along the slide rail through the guide wheel, thereby avoiding the lifting plate and the transformer body from moving up and down, so as to overcome the problem that the transformer body is prone to shaking due to the steel wire rope driving the transformer body to move up and down, thereby improving the effect of the stability of the transformer body hoisting. The specific technical scheme is as follows:

[0006] A transformer hoisting mechanism, the transformer hoisting mechanism comprises: a mounting frame, a rotating shaft, a first winding drum, a wire rope, a lifting plate, a slide rail, a guide wheel, a fixing plate, a lead screw, a first clamping plate and a second clamping plate; the mounting frame is fixed on the ground; the two rotating shafts pass through the two sides of the mounting frame in sequence, and the two ends of the two rotating shafts are rotatably connected to the mounting frame; four first winding drums are respectively sleeved on the outer sides of the two rotating shafts, and the four first winding drums are arranged opposite to each other in pairs; one end of the four wire ropes is respectively connected to the four first winding drums, and the four wire ropes are respectively wound around the outer sides of the four first winding drums; the lifting plate is connected to the other ends of the four wire ropes at the same time; at least two slide rails are respectively mounted on the two inner walls of the mounting frame; a guide groove is arranged on the outer wall of the guide wheel, and at least two guide wheels are respectively connected to the two ends of the lifting plate The two sides are connected, and the slide rail passes through the guide groove of the guide wheel; the two fixed plates are fixed to the bottom of the lifting plate; the first external thread and the second external thread are symmetrically arranged on the outer wall of the lead screw, the spiral direction of the first external thread and the second external thread are opposite, and the two ends of the lead screw are rotatably connected with the two fixed plates respectively; the first clamping plate is L-shaped, and a first threaded hole is arranged in the first clamping plate, and a first internal thread is arranged in the first threaded hole, and the first threaded hole of the first clamping plate is sleeved on the outer side of the first external thread of the lead screw; the second clamping plate is L-shaped, and a second threaded hole is arranged in the second clamping plate, and a second internal thread is arranged in the second threaded hole, and the second threaded hole of the second clamping plate is sleeved on the outer side of the second external thread of the lead screw; wherein, the first external thread is adapted to the first internal thread, and the second external thread is adapted to the second internal thread.

[0007] In addition, the transformer hoisting mechanism in the above technical solution provided by the utility model may also have the following additional technical features:

[0008] In the above technical solution, the transformer hoisting mechanism also includes: a first synchronous wheel and a first synchronous belt; the two first synchronous wheels are respectively mounted on the outside of the two rotating shafts, and the first synchronous wheels are located on the outside of the mounting frame; the first synchronous belt is simultaneously mounted on the outside of the two first synchronous wheels.

[0009] In the above technical solution, the transformer lifting mechanism also includes: a first motor, a first pulley, a second pulley and a belt; the first motor is provided with a first output shaft, and the first motor is fixed on the top of the mounting frame; the first pulley is mounted on the outside of the first output shaft of the first motor; the second pulley is mounted on the outside of a rotating shaft; the first belt is simultaneously mounted on the outside of the first pulley and the second pulley.

[0010] In the above technical solution, the transformer lifting mechanism also includes: a second motor, a third pulley, a fourth pulley and a second belt; the second motor is provided with a second output shaft, and the second motor is fixed on the lifting plate; the third pulley is mounted on the outside of the second output shaft of the second motor; the fourth pulley is mounted on the outside of the screw; the second belt is simultaneously mounted on the outside of the third pulley and the fourth pulley, and the second belt passes through the lifting plate.

[0011] In the above technical solution, the transformer lifting mechanism also includes: a light bar and a clearance groove; the two ends of the light bar are respectively connected to the two fixed plates, and the light bar passes through the first clamping plate and the second clamping plate in sequence; the clearance groove is set through the lifting plate, and the clearance groove is wrapped around the outside of the second belt.

[0012] In the above technical solution, the transformer hoisting mechanism also includes: a battery, a support plate, a second winding drum and an electric wire; the battery is installed on the top of the mounting frame, and the first motor is electrically connected to the battery; the two support plates are fixed on the top of the mounting frame, and there is a gap between the two support plates; the second winding drum is embedded between the two support plates, and the second winding drum is rotatably connected to the two support plates respectively; one end of the electric wire is electrically connected to the battery, the electric wire is wound around the outside of the second winding drum, the other end of the electric wire passes through the mounting frame, and the other end of the electric wire is electrically connected to the second motor.

[0013] In the above technical solution, the transformer lifting mechanism also includes: a second synchronous wheel, a third synchronous wheel and a second synchronous belt; the second synchronous wheel is connected to the second winding drum, and the second synchronous wheel is located on the outside of the support plate; the third synchronous wheel is mounted on the outside of a rotating shaft; the second synchronous belt is simultaneously mounted on the outside of the second synchronous wheel and the third synchronous wheel.

[0014] Compared with the prior art, the transformer hoisting mechanism of the utility model has the following beneficial effects:

[0015] 1. The first clamping plate and the second clamping plate are connected to the lead screw by threads, so that the lead screw can drive the first clamping plate and the second clamping plate to move in relative or opposite directions, so that the first clamping plate and the second clamping plate can clamp transformer bodies of different specifications; the first winding drum is driven to rotate by the rotating shaft, so that the wire rope can be wound or unwound on the first winding drum, so as to drive the first clamping plate, the second clamping plate and the transformer body placed on the first clamping plate and the second clamping plate to move up and down. At least two guide wheels are fixed on both sides of the lifting plate, and the slide rail passes through the guide groove of the guide wheel, so that the lifting plate moves up and down along the slide rail through the guide wheel, thereby preventing the lifting plate and the transformer body from moving up and down, so as to overcome the situation that the transformer body is easy to shake due to the wire rope driving the transformer body up and down, thereby improving the stability of the transformer body hoisting.

[0016] 2. By respectively mounting the two first synchronous wheels on the outside of the two rotating shafts, and mounting the first synchronous belt on the outside of the two first synchronous wheels at the same time, it is achieved that when one rotating shaft rotates, the rotating shaft drives the other rotating shaft to rotate through the two first synchronous wheels and the first synchronous belt, so that only one rotating shaft needs to be rotated to make the two rotating shafts rotate synchronously, thereby improving the product usage experience.

[0017] 3. By fitting the second pulley onto the outside of a rotating shaft, and fitting the first belt onto the outside of the first pulley and the second pulley at the same time, when the first motor drives the first pulley to rotate, the first pulley drives the rotating shaft to rotate through the first belt and the second pulley, thereby providing power for rotating the rotating shaft.

[0018] 4. By sleeved the fourth pulley on the outside of the screw, sleeved the second belt on the outside of the third pulley and the fourth pulley at the same time, and passing the second belt through the lifting plate, when the second motor drives the third pulley to rotate, the third pulley drives the screw to rotate through the second belt and the fourth pulley, thereby providing power for rotating the screw.

[0019] 5. By setting the clearance groove through the lifting plate and winding the clearance groove around the outside of the second belt, it is possible to avoid interference between the second belt and the lifting plate when the second belt passes through the lifting plate, thereby avoiding damage to the second belt and improving product quality.

[0020] 6. By winding the electric wire on the outside of the second winding drum, the second winding drum can be rotated to make the electric wire be wound or unwound on the outside of the second winding drum, so as to adjust the length of the electric wire on the outside of the second winding drum to avoid the electric wire from being tangled due to the electric wire being too long on the outside of the second winding drum and causing the electric wire to be damaged, thereby improving the quality of the product.

[0021] 7. By simultaneously putting the second synchronous belt on the outside of the second synchronous wheel and the third synchronous wheel, when the shaft rotates, the shaft drives the second winding drum to rotate through the second synchronous wheel, the third synchronous wheel and the second synchronous belt, thereby achieving the goal of not needing to set up an additional driving device to drive the second winding drum to rotate, thereby reducing the production cost of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a front view of a transformer hoisting mechanism of the utility model;

[0023] Figure 2 for Figure 1 A local enlarged view of point A;

[0024] Figure 3 for Figure 1 A partial enlarged view of point B;

[0025] Figure 4 for Figure 1 A partial enlarged view of point C;

[0026] Figure 5 A three-dimensional diagram of the guide wheel of the utility model;

[0027] in, Figures 1 to 5 The corresponding relationship between the reference numerals and component names in the figure is:

[0028] 10 mounting frame, 11 rotating shaft, 12 first winding drum, 13 wire rope, 14 lifting plate, 15 slide rail, 16 guide wheel, 17 guide groove, 18 fixing plate, 19 lead screw, 20 first clamping plate, 21 second clamping plate, 22 first synchronous wheel, 23 first synchronous belt, 24 first motor, 25 first pulley, 26 second pulley, 27 first belt, 28 second motor, 29 third pulley, 30 fourth pulley, 31 second belt, 32 give way groove, 33 battery, 34 support plate, 35 second winding drum, 36 wire, 37 second synchronous wheel, 38 third synchronous wheel, 39 second synchronous belt. DETAILED DESCRIPTION

[0029] The following is a combination of specific implementation cases and attached Figure 1-Figure 5 The present invention is further described below, but the present invention is not limited to these embodiments.

[0030] A transformer hoisting mechanism, such as Figures 1 to 5As shown, the transformer hoisting mechanism includes: a mounting frame 10, a rotating shaft 11, a first winding drum 12, a wire rope 13, a lifting plate 14, a slide rail 15, a guide wheel 16, a fixing plate 18, a lead screw 19, a first clamping plate 20 and a second clamping plate 21; the mounting frame 10 is fixed on the ground; the two rotating shafts 11 pass through the two sides of the mounting frame 10 in sequence, and the two ends of the two rotating shafts 11 are rotatably connected to the mounting frame 10; the four first winding drums 12 are respectively sleeved on the outer sides of the two rotating shafts 11, and the four first winding drums 12 are arranged opposite to each other in pairs; one end of the four wire ropes 13 is respectively connected to the four first winding drums 12, and the four wire ropes 13 are respectively wound on the outer sides of the four first winding drums 12; the lifting plate 14 is simultaneously connected to the other ends of the four wire ropes 13; at least two slide rails 15 are respectively installed on the two inner walls of the mounting frame 10; a guide groove 17 is provided on the outer wall of the guide wheel 16, and at least two guide wheels 1 6 are respectively connected to the two sides of the lifting plate 14, and the slide rail 15 passes through the guide groove 17 of the guide wheel 16; the two fixing plates 18 are fixed to the bottom of the lifting plate 14; the first external thread and the second external thread are symmetrically arranged on the outer wall of the lead screw 19, the spiral direction of the first external thread is opposite to that of the second external thread, and the two ends of the lead screw 19 are rotatably connected to the two fixing plates 18 respectively; the first clamping plate 20 is L-shaped, the first clamping plate 20 is provided with a first threaded hole, the first threaded hole is provided with a first internal thread, and the first threaded hole of the first clamping plate 20 is sleeved on the outer side of the first external thread of the lead screw 19; the second clamping plate 21 is L-shaped, the second clamping plate 21 is provided with a second threaded hole, the second threaded hole is provided with a second internal thread, and the second threaded hole of the second clamping plate 21 is sleeved on the outer side of the second external thread of the lead screw 19; wherein, the first external thread is adapted to the first internal thread, and the second external thread is adapted to the second internal thread.

[0031] By fixing the mounting frame 10 on the ground, passing the two rotating shafts 11 through the two sides of the mounting frame 10 in sequence, and making the two ends of the two rotating shafts 11 rotatably connected to the mounting frame 10, the mounting frame 10 supports the two rotating shafts 11, so that the two rotating shafts 11 can rotate in the mounting frame 10; by adjusting the four first winding drums 12 on the outside of the two rotating shafts 11 respectively, and making the four first winding drums 12 arranged opposite to each other, so that each rotating shaft 11 can drive the two first winding drums 12 to rotate. By connecting one end of the wire rope 13 to the first winding drum 12, winding the wire rope 13 on the outside of the first winding drum 12, and connecting the lifting plate 14 to the other ends of the four wire ropes 13 at the same time, when the two rotating shafts 11 drive the four first winding drums 12 to rotate, the wire rope 13 is wound or unwound on the outside of the first winding drum 12, so that the four first wire ropes 13 drive the lifting plate 14 to move up and down. At least two slide rails 15 are respectively installed on the two inner walls of the mounting frame 10, at least two guide wheels 16 are respectively connected to the two sides of the lifting plate 14, and the slide rails 15 pass through the guide grooves 17 of the guide wheels 16, so that the lifting plate 14 can be moved along the slide rails 15 through the guide wheels 16, thereby avoiding the lifting plate 14 from deflecting when moving up and down, and improving the stability of the lifting plate 14 when moving up and down. By fixing the two fixing plates 18 on the bottom of the lifting plate 14, and rotatably connecting the two ends of the lead screw 19 to the two fixing plates 18 respectively, the two fixing plates 18 can support the lead screw 19, so that the lead screw 19 can rotate between the two fixing plates 18; by sleeved the first threaded hole of the first clamping plate 20 on the outside of the first external thread of the lead screw 19, and sleeved the second threaded hole of the second clamping plate 21 on the outside of the second external thread of the lead screw 19, and making the spiral directions of the first external thread and the second external thread opposite, the first clamping plate 20 and the second clamping plate 21 can be threadedly connected to the lead screw 19, so that when the lead screw 19 rotates, the lead screw 19 drives the first clamping plate 20 and the second clamping plate 21 to move in relative or opposite directions, thereby realizing that the first clamping plate 20 and the second clamping plate 21 can cooperate to clamp the transformer body, so as to facilitate the subsequent lifting of the transformer body.

[0032] When the product is used specifically, the transformer body is first placed between the first clamping plate 20 and the second clamping plate 21; then, the two rotating shafts 11 are rotated so that the two rotating shafts 11 drive the four first winding drums 12 to rotate, thereby releasing the four first steel wire ropes 13 to move the lifting plate 14 downward; at this time, the bottom of the first clamping plate 20 and the bottom of the second clamping plate 21 are opposite to the bottom gap of the transformer body; then, the lead screw 19 is rotated so that the lead screw 19 drives the first clamping plate 20 and the second clamping plate 21 to move relative to each other, thereby embedding the first clamping plate 20 and the second clamping plate 21 into the bottom of the transformer body; then, the two rotating shafts 11 are rotated in the opposite direction so that the four steel wire ropes 13 are wound around the outside of the first winding drum 12, thereby causing the four steel wire ropes 13 to pull the lifting plate 14, the first clamping plate 20 and the second clamping plate 21 upward, thereby driving the transformer body upward to complete the lifting of the transformer body.

[0033] By adopting the above structure, the first clamping plate 20 and the second clamping plate 21 are threadedly connected to the lead screw 19, so that the lead screw 19 can drive the first clamping plate 20 and the second clamping plate 21 to move in relative or opposite directions, so that the first clamping plate 20 and the second clamping plate 21 can clamp transformer bodies of different specifications; the rotating shaft 11 drives the first winding drum 12 to rotate, so that the wire rope 13 can be wound or unwound on the first winding drum 12, thereby driving the first clamping plate 20, the second clamping plate 21 and the transformer body placed on the first clamping plate 20 and the second clamping plate 21 to move up and down. At least two guide wheels 16 are fixed on both sides of the lifting plate 14, and the slide rail 15 passes through the guide groove 17 of the guide wheel 16, so that the lifting plate 14 can move up and down along the slide rail 15 through the guide wheel 16, thereby preventing the lifting plate 14 and the transformer body from moving up and down, thereby overcoming the situation that the transformer body is easily shaken due to the up and down movement of the transformer body by the wire rope 13, thereby improving the stability of the transformer body hoisting.

[0034] In the embodiment of the present utility model, Figures 1 to 5 As shown, the transformer hoisting mechanism also includes: a first synchronous wheel 22 and a first synchronous belt 23; the two first synchronous wheels 22 are respectively mounted on the outside of the two rotating shafts 11, and the first synchronous wheels 22 are located on the outside of the mounting frame 10; the first synchronous belt 23 is simultaneously mounted on the outside of the two first synchronous wheels 22.

[0035] By respectively fitting the two first synchronous wheels 22 on the outside of the two rotating shafts 11, and simultaneously fitting the first synchronous belt 23 on the outside of the two first synchronous wheels 22, it is achieved that when one rotating shaft 11 rotates, the rotating shaft 11 drives the other rotating shaft 11 to rotate through the two first synchronous wheels 22 and the first synchronous belt 23, so that only one rotating shaft 11 needs to be rotated to make the two rotating shafts 11 rotate synchronously, thereby improving the user experience of the product.

[0036] In the embodiment of the present utility model, Figures 1 to 5 As shown, the transformer hoisting mechanism also includes: a first motor 24, a first pulley 25, a second pulley 26 and a belt; the first motor 24 is provided with a first output shaft, and the first motor 24 is fixed to the top of the mounting frame 10; the first pulley 25 is sleeved on the outside of the first output shaft of the first motor 24; the second pulley 26 is sleeved on the outside of a rotating shaft 11; the first belt 27 is simultaneously sleeved on the outside of the first pulley 25 and the second pulley 26.

[0037] By fixing the first motor 24 on the top of the mounting frame 10 and sleeved the first pulley 25 on the outside of the first output shaft of the first motor 24, the first motor 24 can drive the first pulley 25 to rotate; by sleeved the second pulley 26 on the outside of a rotating shaft 11 and sleeved the first belt 27 on the outsides of the first pulley 25 and the second pulley 26 at the same time, when the first motor 24 drives the first pulley 25 to rotate, the first pulley 25 drives the rotating shaft 11 to rotate through the first belt 27 and the second pulley 26, thereby providing power for rotating the rotating shaft 11.

[0038] In the embodiment of the present utility model, Figures 1 to 5 As shown, the transformer hoisting mechanism also includes: a second motor 28, a third pulley 29, a fourth pulley 30 and a second belt 31; the second motor 28 is provided with a second output shaft, and the second motor 28 is fixed on the lifting plate 14; the third pulley 29 is sleeved on the outside of the second output shaft of the second motor 28; the fourth pulley 30 is sleeved on the outside of the screw 19; the second belt 31 is simultaneously sleeved on the outside of the third pulley 29 and the fourth pulley 30, and the second belt 31 passes through the lifting plate 14.

[0039] By fixing the second motor 28 on the lifting plate 14 and sleeved the third pulley 29 on the outside of the second output shaft of the second motor 28, the lifting plate 14 supports the second motor 28, so that the lifting plate 14 can drive the second motor 28 to move up and down, and at the same time, the second motor 28 can drive the third pulley 29 to rotate; by sleeved the fourth pulley 30 on the outside of the lead screw 19, the second belt 31 is simultaneously sleeved on the outside of the third pulley 29 and the fourth pulley 30, and the second belt 31 passes through the lifting plate 14, so that when the second motor 28 drives the third pulley 29 to rotate, the third pulley 29 drives the lead screw 19 to rotate through the second belt 31 and the fourth pulley 30, thereby providing power for rotating the lead screw 19.

[0040] In the embodiment of the present utility model, Figures 1 to 5As shown, the transformer lifting mechanism also includes: a light bar and a clearance groove 32; the two ends of the light bar are respectively connected to the two fixing plates 18, and the light bar passes through the first clamping plate 20 and the second clamping plate 21 in sequence; the clearance groove 32 is set on the lifting plate 14, and the clearance groove 32 is wrapped around the outside of the second belt 31.

[0041] By connecting the two ends of the optical bar to the two fixing plates 18 respectively, the two fixing plates 18 support the optical bar, thereby improving the stability of the optical bar; by sequentially passing the optical bar through the first clamping plate 20 and the second clamping plate 21, the first clamping plate 20 and the second clamping plate 21 can move along the optical bar, thereby avoiding the first clamping plate 20 and the second clamping plate 21 from being offset during movement, thereby improving the stability of the movement of the first clamping plate 20 and the second clamping plate 21. By setting the clearance groove 32 through the lifting plate 14 and making the clearance groove 32 around the outside of the second belt 31, when the second belt 31 passes through the lifting plate 14, the second belt 31 is prevented from interfering with the lifting plate 14, thereby avoiding damage to the second belt 31, thereby improving the quality of the product.

[0042] In the embodiment of the present utility model, Figures 1 to 5 As shown, the transformer hoisting mechanism also includes: a battery 33, a support plate 34, a second winding drum 35 and an electric wire 36; the battery 33 is installed on the top of the mounting frame 10, and the first motor 24 is electrically connected to the battery 33; the two support plates 34 are fixed on the top of the mounting frame 10, and there is a gap between the two support plates 34; the second winding drum 35 is embedded between the two support plates 34, and the second winding drum 35 is rotatably connected to the two support plates 34 respectively; one end of the electric wire 36 is electrically connected to the battery 33, the electric wire 36 is wound on the outside of the second winding drum 35, the other end of the electric wire 36 passes through the mounting frame 10, and the other end of the electric wire 36 is electrically connected to the second motor 28.

[0043] By installing the battery 33 on the top of the mounting frame 10 and electrically connecting the first motor 24 to the battery 33, the battery 33 can supply power to the first motor 24, thereby ensuring the normal operation of the first motor 24. By fixing two support plates 34 on the top of the mounting frame 10 and rotatably connecting the second winding drum 35 to the two support plates 34 respectively, the two support plates 34 can support the second winding drum 35, thereby ensuring that the second winding drum 35 can rotate between the two support plates 34; by electrically connecting one end of the wire 36 to the battery 33 and the other end of the wire 36 to the second motor 28, the battery 33 can supply power to the second motor 28 through the wire 36, thereby ensuring the normal operation of the second motor 28. By winding the electric wire 36 on the outside of the second winding drum 35, the second winding drum 35 can be rotated to make the electric wire 36 be wound or unwound on the outside of the second winding drum 35, thereby adjusting the length of the electric wire 36 on the outside of the second winding drum 35 to avoid the electric wire 36 being tangled due to the electric wire 36 being too long on the outside of the second winding drum 35, and causing the electric wire 36 to be damaged, thereby improving the quality of the product.

[0044] In the embodiment of the present utility model, Figures 1 to 5 As shown, the transformer hoisting mechanism also includes: a second synchronous wheel 37, a third synchronous wheel 38 and a second synchronous belt 39; the second synchronous wheel 37 is connected to the second winding drum 35, and the second synchronous wheel 37 is located on the outside of the support plate 34; the third synchronous wheel 38 is sleeved on the outside of a rotating shaft 11; the second synchronous belt 39 is simultaneously sleeved on the outside of the second synchronous wheel 37 and the third synchronous wheel 38.

[0045] By connecting the second synchronous wheel 37 with the second winding drum 35 and sleeved the third synchronous wheel 38 on the outside of a rotating shaft 11, the second synchronous wheel 37 and the second winding drum 35 can rotate synchronously, and the third synchronous wheel 38 and the rotating shaft 11 can rotate synchronously; by sleeved the second synchronous belt 39 on the outside of the second synchronous wheel 37 and the third synchronous wheel 38 at the same time, when the rotating shaft 11 rotates, the rotating shaft 11 drives the second winding drum 35 to rotate through the second synchronous wheel 37, the third synchronous wheel 38 and the second synchronous belt 39, so that there is no need to set up an additional driving device to drive the second winding drum 35 to rotate, thereby reducing the production cost of the product.

[0046] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0047] In the description of the present invention, the terms "one embodiment", "some embodiments", "specific embodiments", etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0048] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A transformer hoisting mechanism, characterized in that: The transformer hoisting mechanism comprises: A mounting frame, wherein the mounting frame is fixed on the ground; A rotating shaft, wherein two rotating shafts sequentially pass through two sides of the mounting frame, and two ends of the two rotating shafts are rotatably connected to the mounting frame; A first winding drum, wherein four of the first winding drums are respectively sleeved on the outsides of the two rotating shafts, and the four first winding drums are arranged opposite to each other in pairs; Steel wire ropes, one end of each of the four steel wire ropes is connected to each of the four first winding drums, and each of the four steel wire ropes is wound around the outside of each of the four first winding drums; A lifting plate, the lifting plate is connected to the other ends of the four steel ropes at the same time; Slide rails, at least two of which are mounted on two inner walls of the mounting frame respectively; A guide wheel, wherein a guide groove is arranged on the outer wall of the guide wheel, at least two guide wheels are respectively connected to two sides of the lifting plate, and the slide rail passes through the guide groove of the guide wheel; A fixing plate, wherein two fixing plates are fixed on the bottom of the lifting plate; A lead screw, wherein a first external thread and a second external thread are symmetrically arranged on the outer wall of the lead screw, the spiral directions of the first external thread and the second external thread are opposite, and both ends of the lead screw are rotatably connected to the two fixing plates respectively; A first clamping plate, wherein the first clamping plate is L-shaped, a first threaded hole is provided in the first clamping plate, a first internal thread is provided in the first threaded hole, and the first threaded hole of the first clamping plate is sleeved on the outside of the first external thread of the lead screw; A second clamping plate, the second clamping plate is L-shaped, a second threaded hole is provided in the second clamping plate, a second internal thread is provided in the second threaded hole, and the second threaded hole of the second clamping plate is sleeved on the outside of the second external thread of the lead screw; The first external thread is matched with the first internal thread, and the second external thread is matched with the second internal thread.

2. A transformer hoisting mechanism according to claim 1, characterized in that: The transformer hoisting mechanism also includes: A first synchronous wheel, wherein two first synchronous wheels are respectively mounted on the outside of the two rotating shafts, and the first synchronous wheels are located on the outside of the mounting frame; The first synchronous belt is simultaneously sleeved on the outer sides of the two first synchronous wheels.

3. A transformer hoisting mechanism according to claim 2, characterized in that: The transformer hoisting mechanism also includes: A first motor, wherein the first motor is provided with a first output shaft, and the first motor is fixed on the top of the mounting frame; A first pulley, wherein the first pulley is sleeved on an outer side of a first output shaft of the first motor; a second pulley, the second pulley being sleeved on the outer side of one of the rotating shafts; A first belt is simultaneously sleeved on the outer sides of the first pulley and the second pulley.

4. A transformer hoisting mechanism according to claim 3, characterized in that: The transformer hoisting mechanism also includes: a second motor, the second motor being provided with a second output shaft, and the second motor being fixed on the lifting plate; a third pulley, wherein the third pulley is sleeved on an outer side of the second output shaft of the second motor; A fourth pulley, wherein the fourth pulley is sleeved on the outer side of the lead screw; A second belt, wherein the second belt is simultaneously sleeved on the outside of the third pulley and the fourth pulley, and the second belt passes through the lifting plate.

5. A transformer hoisting mechanism according to claim 4, characterized in that: The transformer hoisting mechanism also includes: An optical bar, both ends of which are connected to the two fixing plates respectively, and the optical bar passes through the first clamping plate and the second clamping plate in sequence; A clearance groove is provided on the lifting plate through the clearance groove, and the clearance groove is arranged around the outer side of the second belt.

6. A transformer hoisting mechanism according to claim 4, characterized in that: The transformer hoisting mechanism also includes: A battery, the battery is mounted on the top of the mounting frame, and the first motor is electrically connected to the battery; Support plates, two of which are fixed on the top of the mounting frame, and there is a distance between the two support plates; A second winding drum, the second winding drum is embedded between the two support plates, and the second winding drum is rotatably connected to the two support plates respectively; An electric wire, one end of which is electrically connected to the battery, the electric wire is wound around the outside of the second winding drum, the other end of which passes through the mounting frame, and the other end of which is electrically connected to the second motor.

7. A transformer hoisting mechanism according to claim 6, characterized in that: The transformer hoisting mechanism also includes: a second synchronous wheel, the second synchronous wheel being connected to the second winding drum and being located on the outer side of the supporting plate; A third synchronous wheel, the third synchronous wheel is sleeved on the outer side of one of the rotating shafts; The second synchronous belt is simultaneously sleeved on the outer sides of the second synchronous wheel and the third synchronous wheel.

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