Rail transit point switch angle steel lifting device

Abstract

The utility model relates to the technical field of rail transit point switch equipment, and discloses a rail transit point switch angle steel lifting device which comprises a top plate and supporting frames fixedly installed at the four corners of the bottom of the top plate. According to the angle steel lifting device, angle steel can be supported, fixed and clamped, the lifting safety is improved, the angle steel can be lifted through mutual cooperation of a hydraulic cylinder A and a lifting plate, the problem that in the prior art, workers need to lift the angle steel is solved, and the using effect is improved; according to the angle steel clamping device, the distance between the clamping plates can be adjusted through cooperation of a servo motor, a worm, a worm gear, a first threaded rod, a second threaded rod, a threaded sleeve, a U-shaped rod, a movable plate, a buffer rod and a buffer spring, so that angle steel is clamped and fixed, and operation is convenient and fast.

Description

Technical Field

[0001] The utility model relates to the technical field of rail transit switch equipment, in particular to a rail transit switch angle steel lifting device. Background Art

[0002] Rail transit switch machines are mainly installed on angle steel foundations. The quality of their installation directly determines the reliability and safety of the switch machine's operation and has a significant impact on driving safety.

[0003] When installing the existing rail transit switch angle steel, multiple workers are required to lift it before connecting it to the rail through a connector, which reduces the installation efficiency of the device and increases the workload of the workers.

[0004] Therefore, we propose a rail transit switch angle steel lifting device to solve the above-mentioned problems. Utility Model Content

[0005] The utility model aims to provide a rail transit switch angle steel lifting device to solve the problems raised by the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rail transit switch angle steel lifting device, comprising a top plate and a support frame fixedly installed at the four corners of the bottom of the top plate, a hydraulic cylinder A is fixedly installed at the middle of the top of the top plate, and the power end of the hydraulic cylinder A slides through and extends to the bottom of the top plate, a lifting plate is fixedly installed at the power end of the hydraulic cylinder A, lifting rods are fixedly installed at the four corners of the bottom of the lifting plate, a lifting plate is arranged below the bottom of the lifting plate, and the outer sides of the lifting plate are fixedly installed on the lifting rods, a clamping assembly is installed at the top of the lifting plate, and a relative moving assembly is installed at the bottom of the lifting plate;

[0007] A groove is provided at the bottom of the lifting plate near the rear side, and L-shaped plates are fixedly installed at the middle of both sides of the lifting plate, and a buffer pad is fixedly installed at the middle of the top of the lifting plate.

[0008] Preferably, anti-slip pads are fixedly mounted on the lower ends of the support frames.

[0009] Preferably, the clamping assembly includes clamping plates arranged above both sides of the top of the lifting plate and a slot opened in the middle of the inner side of one clamping plate, a hydraulic cylinder B is fixedly installed on the top of the inner cavity of the slot, and a pushing block is fixedly installed on the power end of the hydraulic cylinder B, one side of the pushing block is fixedly installed on the bearing block, and the bearing block is arranged to fit the inner side of the clamping plate on one side.

[0010] Preferably, a soft pad is fixedly installed at the middle of the top of the bearing block.

[0011] Preferably, the relative movement component includes a servo motor arranged at the bottom of the lifting plate near the rear side and a worm fixedly installed at the output end of the servo motor, and the top of the servo motor is fixedly installed on the inner wall of the groove cavity, the output end of the worm is engaged with a worm wheel, and a movable rod is fixedly installed through the worm wheel, and the two ends of the movable rod are respectively fixedly installed with a first threaded rod and a second threaded rod, and the outer ends of the first threaded rod and the second threaded rod are respectively movably installed on adjacent L-shaped plates, and the output shafts of the first threaded rod and the second threaded rod are respectively threadedly installed with threaded sleeves, the rear sides of the threaded sleeves are respectively fixedly installed with U-shaped rods, and the front ends of the U-shaped rods are respectively fixedly installed with movable plates.

[0012] Preferably, buffer rods are slidably installed on the movable plate near the front and rear sides, and one end of the buffer rod is fixedly installed on the adjacent clamping plates, and buffer springs are respectively sleeved on the output shafts of the buffer rods, and the two ends of the buffer springs are fixedly installed on the clamping plate and the movable plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. Through the mutual cooperation among the clamping plate, slot, hydraulic cylinder B, push block, bearing block and cushion, the angle steel can be supported, fixed and clamped, which improves the safety during lifting. The mutual cooperation between the hydraulic cylinder A and the lifting plate can lift the angle steel, which solves the existing cumbersome lifting by the staff and improves the use effect.

[0015] 2. Through the mutual cooperation among the servo motor, the worm, the worm wheel, the first threaded rod, the second threaded rod, the threaded sleeve, the U-shaped rod, the moving plate, the buffer rod and the buffer spring, the distance between the clamping plates can be adjusted, thereby realizing the clamping and fixing of the angle steel, and the operation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall stereogram of the utility model;

[0017] Figure 2 It is a bottom-up stereogram of the present utility model;

[0018] Figure 3 For the utility model Figure 2 Enlarged view of point A in the middle;

[0019] Figure 4 It is a three-dimensional diagram of the local structure of the lifting plate of the utility model;

[0020] Figure 5 It is a three-dimensional diagram of the local structure of the lifting plate of the utility model;

[0021] Figure 6It is a three-dimensional diagram of the local structure of the worm gear of the utility model.

[0022] In the figure: 1, top plate; 2, support frame; 21, anti-slip pad; 3, hydraulic cylinder A; 4, lifting plate; 5, lifting rod; 6, lifting plate; 61, groove; 62, L-shaped plate; 63, buffer pad; 7, clamping assembly; 71, clamping plate; 72, slot; 73, hydraulic cylinder B; 74, push block; 75, bearing block; 751, cushion; 8, relative movement assembly; 81, servo motor; 82, worm; 83, worm wheel; 84, first threaded rod; 85, second threaded rod; 86, threaded sleeve; 87, U-shaped rod; 88, moving plate; 881, buffer rod; 882, buffer spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0024] Example 1: Please refer to Figure 1-6 A rail transit switch angle steel lifting device comprises a top plate 1 and a support frame 2 fixedly installed at the four corners of the bottom of the top plate 1, a hydraulic cylinder A3 is fixedly installed at the middle of the top of the top plate 1, and the power end of the hydraulic cylinder A3 slides through and extends to the bottom of the top plate 1, a lifting plate 4 is fixedly installed at the power end of the hydraulic cylinder A3, and lifting rods 5 are fixedly installed at the four corners of the bottom of the lifting plate 4, a lifting plate 6 is arranged at the bottom of the bottom of the lifting plate 4, and the outer sides of the lifting plate 6 are fixedly installed on the lifting rods 5, a clamping assembly 7 is installed on the top of the lifting plate 6, and a relative moving assembly 8 is installed at the bottom of the lifting plate 6, the angle steel can be supported and fixed by the setting of the clamping assembly 7, and the setting of the relative moving assembly 8 can adjust the position of the clamping assembly 7, so as to facilitate the clamping work.

[0025] A groove 61 is provided at the bottom of the lifting plate 6 near the rear side, and L-shaped plates 62 are fixedly installed at the middle of both sides of the lifting plate 6, and a buffer pad 63 is fixedly installed at the middle of the top of the lifting plate 6.

[0026] Anti-skid pads 21 are fixedly mounted on the lower ends of the support frames 2 to improve the stability of the support frames 2 when placed.

[0027] The clamping assembly 7 includes a clamping plate 71 arranged above both sides of the top of the lifting plate 6 and a slot 72 opened in the middle of the inner side of the clamping plate 71 on one side. A hydraulic cylinder B73 is fixedly installed on the top of the inner cavity of the slot 72, and a pushing block 74 is fixedly installed on the power end of the hydraulic cylinder B73. One side of the pushing block 74 is fixedly installed on the bearing block 75, and the bearing block 75 is arranged to fit the inner side of the clamping plate 71 on one side. The angle steel can be clamped and fixed by the clamping plate 71, and the setting of the bearing block 75 can support the angle steel.

[0028] A soft pad 751 is fixedly installed in the middle of the top of the bearing block 75 to protect the diagonal steel.

[0029] In this embodiment: when in use, the angle steel can be placed on the lifting plate 6, and after placement, it will be located between the clamping plates 71 on both sides, and then the pushing block 74 will be driven to move upward through the operation of the hydraulic cylinder B73. When the pushing block 74 moves upward, it will drive the supporting block 75 to move upward and fit with the inner top of the angle steel. At this time, it can play a role in supporting the angle steel, which is conducive to subsequent clamping and fixing.

[0030] Embodiment 2: This embodiment is an improvement made on the basis of embodiment 1. For details, please refer to Figure 1-6 The relatively moving component 8 includes a servo motor 81 arranged at the bottom of the lifting plate 6 near the rear side and a worm 82 fixedly installed at the output end of the servo motor 81, and the top of the servo motor 81 is fixedly installed on the inner wall of the inner cavity of the groove 61, and the output end of the worm 82 is meshed with a worm wheel 83, and a movable rod is fixedly installed through the worm wheel 83, and the two ends of the movable rod are respectively fixedly installed with a first threaded rod 84 and a second threaded rod 85, and the outer ends of the first threaded rod 84 and the second threaded rod 85 are respectively movably installed on the adjacent L-shaped plates 62, and the output shafts of the first threaded rod 84 and the second threaded rod 85 are respectively threadedly installed with threaded sleeves 86, and the rear sides of the threaded sleeves 86 are respectively fixedly installed with U-shaped rods 87, and the front ends of the U-shaped rods 87 are respectively fixedly installed with movable plates 88, so that the position of the clamping plate 71 can be adjusted.

[0031] Buffer rods 881 are slidably installed on the movable plate 88 near the front and rear sides, and one end of the buffer rod 881 is fixedly installed on the adjacent clamping plate 71. Buffer springs 882 are respectively sleeved on the output shafts of the buffer rods 881, and the two ends of the buffer springs 882 are fixedly installed on the clamping plate 71 and the movable plate 88, respectively, to play a buffering role during clamping.

[0032] In this embodiment: after the diagonal steel is supported, the servo motor 81 can be used to drive the worm 82 to rotate. When the worm 82 rotates, the movable rod 83 is driven to rotate. When the movable rod rotates, the first threaded rod 84 and the second threaded rod 85 are driven to rotate. When the first threaded rod 84 and the second threaded rod 85 rotate, the threaded sleeve 86 is driven to move relative to each other. When the threaded sleeve 86 moves relative to each other, the U-shaped rod 87 drives the movable plate 88 to move relative to each other to achieve clamping and fixing of the diagonal steel. When the movable plate 88 moves relative to each other, the buffer rod 881 drives the clamping plate 71 to move relative to each other. At this time, the buffer spring 882 can be set to play a buffering role in the clamping process to avoid damage caused by large force. After the fixation is completed, the servo motor 81 can be stopped.

[0033] Working principle: When in use, the angle steel can be placed on the lifting plate 6, and after placement, it will be located between the clamping plates 71 on both sides, and then the push block 74 will be driven to move upward through the operation of the hydraulic cylinder B73. When the push block 74 moves upward, it will drive the bearing block 75 to move upward and fit the inner top of the angle steel. At this time, it can play the role of supporting the angle steel, which is beneficial to the subsequent clamping and fixing. After the angle steel is supported, the servo motor 81 can be used to drive the worm 82 to rotate. When the worm 82 rotates, it will drive the movable rod to rotate through the worm wheel 83. When the movable rod rotates, it will bring The first threaded rod 84 and the second threaded rod 85 are driven to rotate. When the first threaded rod 84 and the second threaded rod 85 rotate, the threaded sleeve 86 will be driven to move relative to each other. When the threaded sleeve 86 moves relative to each other, the U-shaped rod 87 will drive the movable plate 88 to move relative to each other to achieve clamping and fixing of the diagonal steel. When the movable plate 88 moves relative to each other, the buffer rod 881 will drive the clamping plate 71 to move relative to each other. At this time, the buffer spring 882 can be set to play a buffering role in the clamping process to avoid damage caused by large force. After the fixation is completed, the servo motor 81 can be stopped.

[0034] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A rail transit switch angle steel lifting device, comprising a top plate (1) and support frames (2) fixedly mounted at the four corners of the bottom of the top plate (1), characterized in that: A hydraulic cylinder A (3) is fixedly mounted at the middle of the top of the top plate (1), and the power end of the hydraulic cylinder A (3) slides through and extends to the bottom of the top plate (1), a lifting plate (4) is fixedly mounted at the power end of the hydraulic cylinder A (3), lifting rods (5) are fixedly mounted at the four corners of the bottom of the lifting plate (4), a lifting plate (6) is arranged below the bottom of the lifting plate (4), and the outer sides of the lifting plate (6) are fixedly mounted on the lifting rods (5), a clamping assembly (7) is mounted on the top of the lifting plate (6), and a relative movement assembly (8) is mounted on the bottom of the lifting plate (6); A groove (61) is provided at the bottom of the lifting plate (6) near the rear side, and L-shaped plates (62) are fixedly installed at the middle of both sides of the lifting plate (6), and a buffer pad (63) is fixedly installed at the middle of the top of the lifting plate (6).

2. The rail transit switch angle steel lifting device according to claim 1, characterized in that: Anti-slip pads (21) are fixedly mounted on the lower ends of the support frames (2).

3. The rail transit switch angle steel lifting device according to claim 1, characterized in that: The clamping assembly (7) comprises a clamping plate (71) arranged above both sides of the top of the lifting plate (6) and a slot (72) provided at the middle of the inner side of the clamping plate (71) on one side, a hydraulic cylinder B (73) is fixedly installed at the top of the inner cavity of the slot (72), and a push block (74) is fixedly installed at the power end of the hydraulic cylinder B (73), one side of the push block (74) is fixedly installed on the bearing block (75), and the bearing block (75) is arranged to fit the inner side of the clamping plate (71) on one side.

4. The rail transit switch angle steel lifting device according to claim 3, characterized in that: A soft pad (751) is fixedly mounted at the middle of the top of the bearing block (75).

5. The rail transit switch angle steel lifting device according to claim 1, characterized in that: The relative movement assembly (8) comprises a servo motor (81) arranged at the bottom of the lifting plate (6) near the rear side and a worm (82) fixedly mounted on the output end of the servo motor (81), and the top of the servo motor (81) is fixedly mounted on the inner wall of the inner cavity of the groove (61), the output end of the worm (82) is meshed with a worm wheel (83), a movable rod is fixedly mounted through the worm wheel (83), a first threaded rod (84) and a second threaded rod (85) are fixedly mounted on both ends of the movable rod, the outer ends of the first threaded rod (84) and the second threaded rod (85) are movably mounted on adjacent L-shaped plates (62), threaded sleeves (86) are threadedly mounted on the output shafts of the first threaded rod (84) and the second threaded rod (85), a U-shaped rod (87) is fixedly mounted on the rear side of the threaded sleeve (86), and a movable plate (88) is fixedly mounted on the front end of the U-shaped rod (87).

6. The rail transit switch angle steel lifting device according to claim 5, characterized in that: Buffer rods (881) are slidably installed on the movable plate (88) near the front and rear sides, and one end of the buffer rod (881) is fixedly installed on the adjacent clamping plate (71). Buffer springs (882) are sleeved on the output shafts of the buffer rods (881), and the two ends of the buffer springs (882) are fixedly installed on the clamping plate (71) and the movable plate (88).

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