CN216762674U

CN216762674U - A shock attenuation chassis for wind power tower cylinder hoist and mount transportation

Info

Publication number: CN216762674U
Application number: CN202122058959.9U
Authority: CN
Inventors: 于富海
Original assignee: Qingdao Tianneng Electric Power Engineering Machinery Co ltd
Current assignee: Qingdao Tianneng Electric Power Engineering Machinery Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-06-17
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to the technical field of wind power tower cylinder hoisting and transportation, in particular to a damping underframe for the wind power tower cylinder hoisting and transportation, which comprises a base, wherein the top of the base is provided with a movable groove, the movable groove is connected with a movable bearing frame in a sliding way, the top of the movable bearing frame is provided with an arc-shaped mounting groove, a tower cylinder body is arranged in the arc-shaped mounting groove, four sides of the movable bearing frame are respectively provided with two positioning grooves, and positioning ribs are connected in the positioning grooves in a sliding way. Thereby improving the damping effect of the device.

Description

A shock attenuation chassis for wind power tower cylinder hoist and mount transportation

Technical Field

The utility model relates to the technical field of hoisting and transporting of wind power tower drums, in particular to a damping bottom frame for hoisting and transporting of wind power tower drums.

Background

With the gradual emphasis of the country on environmental problems, wind energy is used as a developed clean energy, and the generation of electricity by utilizing the wind energy is a field which is developed rapidly at present. A wind generating set (wind generating set for short) is important equipment for realizing wind power generation, and a wind power tower needs to be hoisted on a special transportation underframe for loading and transportation in the hoisting and transportation process of wind power generation tower equipment.

In the prior art, the following problems exist:

(1) the shock absorption chassis for hoisting and transporting most of existing wind power tower cylinders is simple in structure, the shock absorption effect on the wind power tower cylinders is not ideal, and when the shock amplitude is large, the elasticity of the shock absorption springs cannot be guaranteed to be damaged.

(2) And most wind power tower cylinders are manually fixed during hoisting and transportation, so that the wind power tower cylinders cannot be fixed firmly and are easy to shake.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a damping bottom frame for hoisting and transporting a wind power tower cylinder, and aims to solve the problems in the background art.

The technical scheme of the utility model is as follows: the utility model provides a shock attenuation chassis for hoist and mount transportation of wind power tower section of thick bamboo, the on-line screen storage device comprises a base, the activity groove has been seted up at the top of base, and sliding connection has movable bearing frame in the activity groove, and the arc mounting groove has been seted up at the top of activity bearing frame, has placed a tower section of thick bamboo body in the arc mounting groove, and two constant head tanks have all been seted up to four sides of activity bearing frame, and sliding connection has the location rib in the constant head tank, and one side fixed connection of location rib installs drive clamping mechanism on the activity bearing frame on the base, installs shock attenuation protection machanism on the base.

Preferably, the shock attenuation protection machanism includes four fixed columns of fixed connection in activity tank bottom inner wall, and the shock attenuation groove has been seted up on the top of fixed column, and sliding connection has the activity post in the shock attenuation groove, and the top fixed connection of activity post is on the bottom of activity bearing frame, and four activity posts are located the bottom of activity bearing frame position all around respectively, have cup jointed damping spring on the fixed column, damping spring's both ends respectively with activity bearing frame and base fixed connection, install the linkage unit on the base.

Preferably, the linkage unit comprises two fixed slide rails fixedly connected to the inner wall of the bottom of the movable groove, a slide groove is formed in the top of each fixed slide rail, a sliding block is connected to the inside of each slide groove in a sliding mode, a rotating rod is rotatably connected to the top of each sliding block, a U-shaped block is rotatably connected to the top of each rotating rod, the top of each U-shaped block is fixedly connected to the bottom of the movable bearing frame, a connecting rod is fixedly connected to one side of each sliding block, and a damping element is installed on each connecting rod.

Preferably, the damping element comprises a T-shaped rod fixedly connected to the top of the connecting rod, two movable holes are formed in one side of the T-shaped rod, movable limiting pins are movably connected in the movable holes, damping blocks are fixedly connected to one ends of the two movable limiting pins, and one side of each damping block is attached to the movable bearing frame.

Preferably, the movable limit pin is sleeved with an extrusion spring, and two ends of the extrusion spring are respectively and fixedly connected with the T-shaped rod and the damping block.

Preferably, drive clamping mechanism places the bottom inner wall fixedly connected with servo motor in chamber including offering in the inside chamber of placing of activity bearing frame, and servo motor's output shaft key connection has drive bevel gear, and the meshing has two driven bevel gears on the drive bevel gear, and the equal key-type connection in one side of two driven bevel gears has threaded sleeve, and the both sides inner wall of placing the chamber has all been seted up and has been rotated the hole, and two rotation holes are run through respectively to two threaded sleeve's one end, installs on the threaded sleeve and rotates clamping unit.

Preferably, the rotating and clamping unit comprises a thread groove formed in one end of the thread sleeve, a threaded rod is screwed in the thread groove, one end of the threaded rod is fixedly connected with an extrusion block, the top end of the extrusion block is rotatably connected with a movable rod, a special-shaped clamping rod is sleeved on the top end of the movable rod in a sliding mode, a U-shaped seat is rotatably connected to the special-shaped clamping rod, and the bottom of the U-shaped seat is fixedly connected to the movable bearing frame.

The utility model provides a damping bottom frame for hoisting and transporting a wind power tower cylinder through improvement, and compared with the prior art, the damping bottom frame has the following improvements and advantages:

one is as follows: when vibration is generated in the transportation process, the vibration can be absorbed under the elastic force action of the damping spring, meanwhile, the movable bearing frame drives the U-shaped block to clamp and damp the movable bearing frame by driving the two damping blocks through the linkage unit, the more the movable bearing frame descends, the tighter the damping block clamp is, the larger the damping is, the damping effect is generated in the vibration absorption process, the movable bearing frame is prevented from continuously descending, the elastic force of the damping spring is prevented from being damaged due to overlarge vibration, and the vibration absorption effect of the device is further improved;

and the second step is as follows: when the tower barrel body needs to be clamped, the servo motor is driven to drive the bevel gear, the driven bevel gear and the threaded sleeve to rotate, so that the threaded rod moves in the threaded sleeve, the threaded rod moves to drive the extrusion block to move, the extrusion block moves to drive the movable rod to extend and rotate, and the movable rod rotates to drive the special-shaped clamping rod to rotate, so that the tower barrel body is clamped and fixed, and the tower barrel body is fixed more firmly.

Drawings

The utility model is further explained below with reference to the figures and examples:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional perspective view of the shock absorbing protection mechanism of the present invention;

FIG. 3 is a schematic cross-sectional perspective view of the drive clamp mechanism of the present invention;

FIG. 4 is a schematic perspective view of the present invention at A of FIG. 2;

FIG. 5 is a schematic perspective view of the drive chuck of the present invention;

description of reference numerals:

1. a base; 101. a movable bearing frame; 102. a tower barrel body; 103. positioning a groove; 2. fixing the column; 201. a movable post; 202. a damping spring; 203. fixing the slide rail; 204. a slider; 205. rotating the rod; 206. a U-shaped block; 3. a connecting rod; 301. a T-shaped rod; 302. a movable limit pin; 303. a damping block; 304. extruding the spring; 4. a servo motor; 401. a drive bevel gear; 402. a driven bevel gear; 403. a threaded sleeve; 404. a threaded rod; 405. extruding the block; 406. a movable rod; 407. a special-shaped clamping rod; 408. a U-shaped seat.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a damping bottom frame for hoisting and transporting a wind power tower barrel through improvement, and the technical scheme of the utility model is as follows:

as shown in fig. 1 to 5, a damping chassis for hoisting and transporting a wind power tower cylinder comprises a base 1, wherein a movable groove is formed in the top of the base 1, a movable bearing frame 101 is slidably connected in the movable groove, an arc-shaped mounting groove is formed in the top of the movable bearing frame 101, a tower cylinder body 102 is placed in the arc-shaped mounting groove, two positioning grooves 103 are formed in four sides of the movable bearing frame 101, positioning ribs are slidably connected in the positioning grooves 103, one sides of the positioning ribs are fixedly connected to the base 1, a driving clamping mechanism is installed on the movable bearing frame 101, and a damping protection mechanism is installed on the base 1; borrow by above-mentioned structure, through the setting of constant head tank 103, realized fixing a position activity bearing frame 101 for activity bearing frame 101 is more stable at the in-process that removes.

Further, the damping protection mechanism comprises four fixed columns 2 fixedly connected to the inner wall of the bottom of the movable groove, a damping groove is formed in the top end of each fixed column 2, movable columns 201 are connected in the damping groove in a sliding mode, the top ends of the movable columns 201 are fixedly connected to the bottom of the movable bearing frame 101, the four movable columns 201 are respectively located on the periphery of the bottom of the movable bearing frame 101, a damping spring 202 is sleeved on each fixed column 2, two ends of each damping spring 202 are respectively fixedly connected with the movable bearing frame 101 and the base 1, and a linkage unit is installed on each base 1; by means of the structure, through the arrangement of the shock absorption protection mechanism, the shock can be gradually reduced under the elastic force action of the shock absorption spring 202, and the shock absorption is effectively carried out.

Further, the linkage unit comprises two fixed sliding rails 203 fixedly connected to the inner wall of the bottom of the movable groove, a sliding groove is formed in the top of each fixed sliding rail 203, a sliding block 204 is connected in the sliding groove in a sliding mode, the top end of each sliding block 204 is rotatably connected with a rotating rod 205, the top end of each rotating rod 205 is rotatably connected with a U-shaped block 206, the top end of each U-shaped block 206 is fixedly connected to the bottom of the movable bearing frame 101, a connecting rod 3 is fixedly connected to one side of each sliding block 204, and a damping element is mounted on each connecting rod 3; by means of the structure, the movable bearing frame 101 can drive the damping element to clamp the movable bearing frame 101 through the linkage unit through the arrangement of the linkage unit, and power transmission is achieved.

Further, the damping element comprises a T-shaped rod 301 fixedly connected to the top of the connecting rod 3, two movable holes are formed in one side of the T-shaped rod 301, movable limiting pins 302 are movably connected in the movable holes, one ends of the two movable limiting pins 302 are fixedly connected with a damping block 303, and one side of the damping block 303 is attached to the movable bearing frame 101; by means of the structure, the damping effect is generated in the damping process through the arrangement of the damping element, the movable bearing frame 101 is prevented from continuously descending, the elastic force of the damping spring 202 is prevented from being damaged due to overlarge vibration, and the damping effect of the device is further improved.

Furthermore, an extrusion spring 304 is sleeved on the movable limit pin 302, and two ends of the extrusion spring 304 are respectively fixedly connected with the T-shaped rod 301 and the damping block 303; with the above structure, the damping block 303 is buffered by the elastic force of the pressing spring 304 through the pressing spring 304.

Further, the driving clamping mechanism comprises a placing cavity arranged inside the movable bearing frame 101, the inner wall of the bottom of the placing cavity is fixedly connected with a servo motor 4, an output shaft of the servo motor 4 is in keyed connection with a driving bevel gear 401, the driving bevel gear 401 is engaged with two driven bevel gears 402, one side of each of the two driven bevel gears 402 is in keyed connection with a threaded sleeve 403, the inner walls of the two sides of the placing cavity are provided with rotating holes, one end of each of the two threaded sleeves 403 respectively penetrates through the two rotating holes, and a rotating clamping unit is arranged on each threaded sleeve 403; by means of the structure, the dynamic servo motor 4 drives the driving bevel gear 401, the driven bevel gear 402 and the threaded sleeve 403 to rotate through the arrangement of the driving clamping mechanism, and power is provided.

Further, the rotary clamping unit comprises a thread groove formed in one end of the thread sleeve 403, a threaded rod 404 is screwed in the thread groove, one end of the threaded rod 404 is fixedly connected with an extrusion block 405, the top end of the extrusion block 405 is rotatably connected with a movable rod 406, the top end of the movable rod 406 is slidably sleeved with a special-shaped clamping rod 407, a U-shaped seat 408 is rotatably connected to the special-shaped clamping rod 407, and the bottom of the U-shaped seat 408 is fixedly connected to the movable bearing frame 101; by means of the structure, the clamping unit is rotated, so that the tower drum body 102 is clamped and fixed, and the tower drum body 102 is fixed more firmly.

The working principle is as follows: when the transportation produces vibrations, tower section of thick bamboo body 102 drives movable bearing frame 101 downstream, make movable bearing frame 101 extrusion damping spring 202 remove and take place elastic deformation, can reduce vibrations gradually under damping spring 202's elasticity effect, and then can carry out the shock attenuation, movable bearing frame 101 drives U-shaped piece 206 and drives sliding block 204 through dwang 205 and remove simultaneously, sliding block 204 removes and drives connecting rod 3, T-shaped pole 301, activity spacer pin 302 and damping piece 303 remove, make two damping piece 303 be close to each other and press from both sides tight damping to movable bearing frame 101, movable bearing frame 101 is the more tight that descending damping piece 303 presss from both sides, the damping is just bigger, realized producing the damping effect at the in-process of shock attenuation, prevent movable bearing frame 101 to continue to descend, prevent to shake too greatly and cause damping spring 202 elasticity impaired, and then improved the shock attenuation effect of device.

When needing to press from both sides tight tower cylinder body 102, drive servo motor 4 drives drive bevel gear 401, driven bevel gear 402 and threaded sleeve 403 rotate, make threaded rod 404 remove in threaded sleeve 403, threaded rod 404 removes and drives extrusion piece 405 and remove, extrusion piece 405 removes and drives movable rod 406 and stretch out and draw back and rotate, movable rod 406 rotates and drives special-shaped clamping bar 407 and rotate, it is fixed to have realized pressing from both sides tight tower cylinder body 102, make tower cylinder body 102 fixed more firm.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a shock attenuation chassis for wind power tower cylinder hoist and mount transportation, includes base (1), its characterized in that: the movable groove has been seted up at the top of base (1), sliding connection has movable bearing frame (101) in the movable groove, the arc mounting groove has been seted up at the top of activity bearing frame (101), tower section of thick bamboo body (102) have been placed in the arc mounting groove, two constant head tanks (103) have all been seted up to four sides of activity bearing frame (101), sliding connection has the location rib in constant head tank (103), one side fixed connection of location rib is on base (1), install drive clamping mechanism on activity bearing frame (101), install shock attenuation protection machanism on base (1).

2. The damping underframe for hoisting and transporting a wind power tower according to claim 1, characterized in that: shock attenuation protection machanism includes fixed column (2) of four fixed connection in activity tank bottom inner wall, the damping tank has been seted up on the top of fixed column (2), sliding connection has movable post (201) in the damping tank, the top fixed connection of activity post (201) is on the bottom of movable bearing frame (101), four activity post (201) are located the bottom of movable bearing frame (101) position all around respectively, damping spring (202) have been cup jointed on fixed column (2), damping spring (202) the both ends respectively with movable bearing frame (101) and base (1) fixed connection, install the linkage unit on base (1).

3. The damping underframe for hoisting and transporting a wind power tower according to claim 2, characterized in that: the linkage unit comprises two fixed sliding rails (203) fixedly connected to the inner wall of the bottom of the movable groove, a sliding groove is formed in the top of each fixed sliding rail (203), a sliding block (204) is connected to each sliding groove in a sliding mode, the top end of each sliding block (204) is rotatably connected with a rotating rod (205), the top end of each rotating rod (205) is rotatably connected with a U-shaped block (206), the top end of each U-shaped block (206) is fixedly connected to the bottom of the movable bearing frame (101), a connecting rod (3) is fixedly connected to one side of each sliding block (204), and a damping element is installed on each connecting rod (3).

4. The damping underframe for hoisting and transporting a wind power tower according to claim 3, characterized in that: damping element includes T shape pole (301) of fixed connection on connecting rod (3) top, and two movable holes have been seted up to one side of T shape pole (301), and the downthehole swing joint of movable has activity spacer pin (302), and one end fixedly connected with damping piece (303) of two activity spacer pins (302), one side and the laminating of activity bearing frame (101) mutually of damping piece (303).

5. The damping underframe for hoisting and transporting a wind power tower according to claim 4, characterized in that: an extrusion spring (304) is sleeved on the movable limiting pin (302), and two ends of the extrusion spring (304) are respectively and fixedly connected with the T-shaped rod (301) and the damping block (303).

6. The damping underframe for hoisting and transporting a wind power tower according to claim 1, characterized in that: the drive clamping mechanism is including offering in the inside chamber of placing of activity bearing frame (101), place bottom inner wall fixedly connected with servo motor (4) in chamber, the output shaft key joint of servo motor (4) has drive bevel gear (401), the meshing has two driven bevel gear (402) on drive bevel gear (401), the equal key-type connection in one side of two driven bevel gear (402) has threaded sleeve (403), the both sides inner wall of placing the chamber has all been seted up and has been rotated the hole, two rotation holes are run through respectively to the one end of two threaded sleeve (403), install on threaded sleeve (403) and rotate clamping unit.

7. The damping underframe for hoisting and transporting a wind power tower according to claim 6, characterized in that: the rotary clamping unit comprises a thread groove formed in one end of a thread sleeve (403), a threaded rod (404) is screwed in the thread groove, one end of the threaded rod (404) is fixedly connected with an extrusion block (405), the top end of the extrusion block (405) is rotatably connected with a movable rod (406), the top end of the movable rod (406) is slidably sleeved with a special-shaped clamping rod (407), the special-shaped clamping rod (407) is rotatably connected with a U-shaped seat (408), and the bottom of the U-shaped seat (408) is fixedly connected to a movable bearing frame (101).