CN210710451U - Adjustable supporting structure for tower crane - Google Patents
Adjustable supporting structure for tower crane Download PDFInfo
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- CN210710451U CN210710451U CN201921636699.5U CN201921636699U CN210710451U CN 210710451 U CN210710451 U CN 210710451U CN 201921636699 U CN201921636699 U CN 201921636699U CN 210710451 U CN210710451 U CN 210710451U
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- supporting
- sliding
- cylinder
- tower crane
- rod
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Abstract
An adjustable supporting structure for a tower crane is characterized in that the cross section of a supporting frame is in a shape of Chinese character 'hui'; the support cylinder is rotatably connected with the support frame and is in transmission connection with a driving assembly for driving the support cylinder to rotate; the driving assembly is arranged on the supporting frame; the upper end of the supporting rod is connected with a supporting plate for installing the tower body, and the lower end of the supporting rod penetrates into the supporting cylinder and is connected with the rotating block; the rotating block is in threaded connection with the inner wall of the supporting cylinder; the installation cylinders are all obliquely arranged; the plurality of adjusting columns are screwed into the openings at the lower ends of the mounting cylinders respectively, and the lower ends of the plurality of adjusting columns are rotatably connected with the supporting frame; the upper ends of the sliding rods are rotatably connected with the supporting plate, and the lower ends of the sliding rods penetrate into the mounting cylinders respectively and are connected with a plurality of sliding pieces arranged in the mounting cylinders in a sliding manner respectively; the springs are respectively sleeved on the outer sides of the sliding rods; the plurality of elastic members are respectively disposed between the plurality of sliding members and the plurality of adjustment posts. The utility model provides a bearing structure conveniently adjusts tower crane, and stable in structure.
Description
Technical Field
The utility model relates to a tower crane technical field especially relates to an adjustable bearing structure for tower crane.
Background
A tower crane, namely a tower crane, which is also called a tower crane for short, is a hoisting device used in building construction; generally, the tower crane can be divided into the following functions according to each part: the device comprises a foundation, a tower body, a jacking part, a rotating part, a lifting part, a balance arm, a crane boom, a crane trolley, a tower top, a driver cab, a variable amplitude part and the like; the tower crane is arranged on the ground and needs a foundation part; the existing foundation part of the tower crane installed on the ground mostly adopts a fixed supporting seat, however, the fixed supporting seat can only bear the crane with fixed weight, when the crane needs to be modified and the hoisting bearing weight is increased, the supporting seat needs to be replaced, the tower crane is heavy and complex in structure, and the replacement of the supporting seat wastes time and labor and seriously affects the engineering progress; therefore, the application provides an adjustable supporting structure for a tower crane.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides an adjustable bearing structure for tower crane, the utility model provides a bearing structure conveniently adjusts tower crane, and stable in structure.
(II) technical scheme
The utility model provides an adjustable supporting structure for a tower crane, which comprises a supporting frame, a rotating block, a supporting cylinder, a driving component, a supporting rod, an installation cylinder, a supporting plate, a sliding rod, a spring, a sliding part, an elastic part and an adjusting column; the cross section of the support frame is in a shape of Chinese character 'hui', and a vertical first through hole is formed in the upper end face of the support frame;
the upper end of the supporting cylinder is provided with a second through hole, the supporting cylinder vertically extends into the supporting frame from the first through hole, the lower end of the supporting cylinder is rotatably connected with the supporting frame, and the supporting cylinder is in transmission connection with a driving assembly for driving the supporting cylinder to rotate; the driving component is arranged on the inner side of the supporting frame;
the upper end of the supporting rod is connected with a supporting plate for installing the tower body, the lower end of the supporting rod penetrates through the second through hole and extends into the supporting cylinder, and the lower end of the supporting rod is connected with the rotating block; the rotating block is in threaded connection with the inner wall of the supporting cylinder;
the installation cylinders are all obliquely arranged, the installation cylinders are uniformly distributed in a circumferential manner by taking the central axis of the supporting rod as the center, the upper ends of the installation cylinders are provided with vertical third through holes respectively, and the lower ends of the installation cylinders are provided with openings respectively; the plurality of adjusting columns are screwed into the plurality of openings respectively, and the lower ends of the plurality of adjusting columns are rotatably connected with the supporting frame; the upper ends of the sliding rods are rotatably connected with the supporting plate, the lower ends of the sliding rods respectively penetrate through the third through holes and extend into the mounting cylinders, and the lower ends of the sliding rods are respectively connected with the sliding parts; the sliding pieces are respectively arranged in the multiple mounting cylinders in a sliding manner; the mounting cylinder, the sliding rod, the sliding piece and the adjusting column are in one-to-one correspondence;
the springs are respectively sleeved on the outer sides of the sliding rods, one ends of the springs are respectively connected with the sliding parts, and the other ends of the springs are respectively connected with the mounting barrel; a plurality of elastic components set up respectively between a plurality of sliders and a plurality of regulation post, and a plurality of sliders and a plurality of regulation post are connected respectively to the both ends of a plurality of elastic components.
Preferably, a plurality of guide rods are included; wherein, a vertical fourth through hole is arranged on the supporting plate;
the lower extreme of a plurality of guide bars all connects the support frame, and a plurality of fourth through-holes are passed respectively to the upper end of a plurality of guide bars, and the equal sliding connection backup pad of a plurality of guide bars, a plurality of guide bars use the axis of bracing piece respectively to be circumference evenly distributed as the axle center.
Preferably, a plurality of sliding sleeves are included; a plurality of sliding sleeves set up respectively in a plurality of third through holes, and a plurality of sliding sleeves cup joint the outside at a plurality of guide bars respectively.
Preferably, the guide rod comprises a cylinder and a connecting rod;
the cylinder is arranged at one end of the connecting rod; the other end of the connecting rod is provided with a threaded blind hole, and the connecting rod and the cylinder form an integral structure;
and a plurality of groups of connecting rods are assembled, and the cylindrical screw arranged on one group of connecting rods is screwed into the threaded blind hole arranged on the other group of connecting rods.
Preferably, the drive assembly comprises a drive device and a speed reducer;
the input shaft of the speed reducer is connected with the output shaft of the driving device, and the output shaft of the speed reducer is in transmission connection with the supporting cylinder.
Preferably, the speed reducer and the support cylinder are in gear transmission connection.
Preferably, the adjusting column is of a convex structure; the diameter of the small end face of the adjusting column is the same as the inner diameter of the mounting cylinder.
Preferably, the device comprises a first sealing sleeve; the first sealing sleeve is arranged in the second through hole, the first sealing sleeve is arranged on the outer side of the supporting rod in a sleeved mode, and the supporting rod is pressed by the first sealing sleeve towards the end face of the supporting rod.
Preferably, a second sealing sleeve is included; the second sealing sleeve is arranged in the third through hole, the second sealing sleeve is sleeved on the outer side of the sliding rod, and the sliding rod is compressed by the second sealing sleeve towards the end face of the sliding rod.
The above technical scheme of the utility model has following profitable technological effect:
in the utility model, when in use, the driving component is electrified to operate to drive the supporting cylinder to rotate, so that the rotating block in threaded connection with the supporting cylinder moves up and down along the height direction of the supporting cylinder, and the supporting rod moves up and down along with the rotating block to adjust the distance between the supporting plate and the tower body arranged on the supporting plate from the ground; the spring and the elastic piece arranged in the mounting cylinder are in the same stretching or compressing state, one end of the sliding rod is connected with the supporting plate, one end of the adjusting column is connected with the supporting frame, and the sliding rod, the mounting cylinder and the adjusting column are tightened by the elastic force generated by the spring and the elastic piece so as to improve the stability of the supporting plate;
when the distance between the support plate and the tower body from the ground changes, one of the spring and the elastic part is stretched or compressed, the other one is compressed or stretched, the position of the adjusting column in the installation cylinder is moved through the rotary adjusting column, so that the spring and the elastic part are both in the same stretching or compressing state, the service lives of the spring and the elastic part are prolonged, the stability of the support plate is guaranteed, and the operation is simple and the use is convenient.
Drawings
Fig. 1 is the utility model provides an adjustable bearing structure's for tower crane structural schematic.
Fig. 2 is the utility model provides a mounting structure sketch map of an installation section of thick bamboo and slide bar among tower crane is with adjustable bearing structure.
Fig. 3 is the utility model provides a structural schematic of guide bar among tower crane is with adjustable bearing structure.
Reference numerals: 1. a support frame; 2. a drive device; 3. a speed reducer; 4. rotating the block; 5. a support cylinder; 6. A support bar; 7. a first seal cartridge; 8. a guide bar; 10. mounting the cylinder; 11. a support plate; 12. a tower body; 13. A slide bar; 14. a second seal cartridge; 15. a spring; 16. a slider; 17. an elastic member; 18. an adjustment column; 19. a cylinder; 20. a threaded blind hole; 21. a connecting rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the utility model provides an adjustable supporting structure for tower crane, which comprises a supporting frame 1, a rotating block 4, a supporting cylinder 5, a driving component, a supporting rod 6, a mounting cylinder 10, a supporting plate 11, a sliding rod 13, a spring 15, a sliding part 16, an elastic part 17 and an adjusting column 18; the cross section of the support frame 1 is in a shape of Chinese character 'hui', and a vertical first through hole is formed in the upper end face of the support frame 1;
the upper end of the supporting cylinder 5 is provided with a second through hole, the supporting cylinder 5 vertically extends into the supporting frame 1 from the first through hole, the lower end of the supporting cylinder 5 is rotatably connected with the supporting frame 1, and the supporting cylinder 5 is in transmission connection with a driving assembly for driving the supporting cylinder 5 to rotate; the driving component is arranged at the inner side of the support frame 1;
the upper end of the support rod 6 is connected with a support plate 11 for installing a tower body 12, the lower end of the support rod 6 penetrates through the second through hole and extends into the support cylinder 5, and the lower end of the support rod 6 is connected with the rotating block 4; the rotating block 4 is in threaded connection with the inner wall of the supporting cylinder 5;
the installation cylinders 10 are all obliquely arranged, the installation cylinders 10 are uniformly distributed in a circumferential manner by taking the central axis of the support rod 6 as the center, the upper ends of the installation cylinders 10 are provided with vertical third through holes respectively, and the lower ends of the installation cylinders 10 are provided with openings respectively; the plurality of adjusting columns 18 are screwed into the plurality of openings respectively, and the lower ends of the plurality of adjusting columns 18 are rotatably connected with the support frame 1; the upper ends of the sliding rods 13 are rotatably connected with the supporting plate 11, the lower ends of the sliding rods 13 respectively penetrate through the third through holes and extend into the mounting cylinders 10, and the lower ends of the sliding rods 3 are respectively connected with the sliding parts 16; the sliding pieces 16 are respectively arranged in the multi-joint mounting barrel 10 in a sliding manner; wherein, the mounting cylinder 10, the sliding rod 13, the sliding part 16 and the adjusting column 18 are in one-to-one correspondence;
the springs 15 are respectively sleeved on the outer sides of the sliding rods 13, one ends of the springs 15 are respectively connected with the sliding parts 16, and the other ends of the springs 15 are respectively connected with the mounting barrel 10; the plurality of elastic members 17 are respectively disposed between the plurality of sliding members 16 and the plurality of adjustment posts 18, and both ends of the plurality of elastic members 17 are respectively connected to the plurality of sliding members 16 and the plurality of adjustment posts 18.
In the utility model, when in use, the driving component is electrified to operate to drive the supporting cylinder 5 to rotate, so that the rotating block 4 connected with the internal thread of the supporting cylinder 5 moves up and down along the height direction of the supporting cylinder 5, and the supporting rod 6 moves up and down along with the rotating block 4 to adjust the distance between the supporting plate 11 and the tower body 12 arranged on the supporting plate 11 and the ground; the spring 15 and the elastic part 17 arranged in the mounting cylinder 10 are in the same stretching or compressing state, one end of the sliding rod 13 is connected with the support plate 11, one end of the adjusting column 18 is connected with the support frame 1, and the sliding rod 13, the mounting cylinder 10 and the adjusting column 18 are tightened by the elastic force generated by the spring 15 and the elastic part 17 so as to improve the stability of the support plate 11;
when the distance between the support plate 11 and the tower body 12 from the ground is changed, one of the spring 15 and the elastic member 17 is stretched or compressed, the other is compressed or stretched, the position of the adjusting column 18 in the installation cylinder 10 is moved by rotating the adjusting column 18, so that the spring 15 and the elastic member 17 are both in the same stretching or compressing state, the service lives of the spring 15 and the elastic member 17 are prolonged, the stability of the support plate 11 is ensured, and the operation is simple and the use is convenient.
In an alternative embodiment, a plurality of guide rods 8 are included; wherein, a vertical fourth through hole is arranged on the supporting plate 11;
the lower ends of the guide rods 8 are connected with the support frame 1, the upper ends of the guide rods 8 penetrate through the fourth through holes respectively, the guide rods 8 are connected with the support plate 11 in a sliding mode, and the guide rods 8 are distributed uniformly in a circumferential mode by taking the central axis of the support rod 6 as the axis; the guide rods 8 are arranged to enable the support plate 11 to move up and down along the guide rods 8 when moving up and down, so that the stability of moving up and down of the support plate 11 and the tower body 12 is improved.
In an alternative embodiment, a plurality of sliding sleeves are included; a plurality of sliding sleeves set up respectively in a plurality of third through holes, and a plurality of sliding sleeves cup joint respectively in the outside of a plurality of guide bars 8.
In an alternative embodiment, the guide rod 8 comprises a cylinder 19 and a connecting rod 21;
the cylinder 19 is arranged at one end of the connecting rod 21; the other end of the connecting rod 21 is provided with a threaded blind hole 20, and the connecting rod 21 and the column 19 are of an integral structure;
multiunit connecting rod 21 equipment, the screw thread blind hole 20 that is equipped with on another group connecting rod 21 of the cylinder 19 screw thread screw that is equipped with on a set of connecting rod 21 to realize the connection of dismantling between the connecting rod 21, thereby satisfy the not co-altitude needs of backup pad 11 adjustment.
In an alternative embodiment, the drive assembly comprises a drive 2 and a reducer 3;
the input shaft of the speed reducer 3 is connected with the output shaft of the driving device 2, and the output shaft of the speed reducer 3 is in transmission connection with the support cylinder 5.
In an alternative embodiment, the reducer 3 and the support cylinder 5 are in geared connection.
In an alternative embodiment, the adjustment post 18 is a dogbone structure; the diameter of the small end surface of the adjusting column 18 is the same as the inner diameter of the mounting cylinder 10.
In an alternative embodiment, a first sealing sleeve 7 is included; the first sealing sleeve 7 is arranged in the second through hole, the first sealing sleeve 7 is sleeved on the outer side of the support rod 6, and the support rod 6 is pressed by the first sealing sleeve 7 towards the end face of the support rod 6; the first sealing sleeve 7 is arranged to prevent impurities or water from entering the supporting cylinder 5.
In an alternative embodiment, a second gland 14 is included; the second sealing sleeve 14 is arranged in the third through hole, the second sealing sleeve 14 is sleeved on the outer side of the sliding rod 13, and the sliding rod 13 is pressed by the second sealing sleeve 14 towards the end face of the sliding rod 13; the second sealing sleeve 14 is provided to prevent impurities or water from entering the mounting tube 10 and corroding the sliding part 16 and the spring 15 in the mounting tube 10.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. An adjustable supporting structure for a tower crane is characterized by comprising a supporting frame (1), a rotating block (4), a supporting cylinder (5), a driving assembly, a supporting rod (6), an installation cylinder (10), a supporting plate (11), a sliding rod (13), a spring (15), a sliding part (16), an elastic part (17) and an adjusting column (18); the cross section of the support frame (1) is in a shape of Chinese character 'hui', and a vertical first through hole is formed in the upper end face of the support frame (1);
the upper end of the supporting cylinder (5) is provided with a second through hole, the supporting cylinder (5) vertically extends into the supporting frame (1) from the first through hole, the lower end of the supporting cylinder (5) is rotatably connected with the supporting frame (1), and the supporting cylinder (5) is in transmission connection with a driving assembly for driving the supporting cylinder to rotate; the driving component is arranged on the inner side of the support frame (1);
the upper end of the supporting rod (6) is connected with a supporting plate (11) for installing a tower body (12), the lower end of the supporting rod (6) penetrates through the second through hole and extends into the supporting cylinder (5), and the lower end of the supporting rod (6) is connected with the rotating block (4); the rotating block (4) is in threaded connection with the inner wall of the supporting cylinder (5);
the installation cylinders (10) are all obliquely arranged, the installation cylinders (10) are uniformly distributed in a circumferential manner by taking the central axis of the supporting rod (6) as the center, the upper ends of the installation cylinders (10) are provided with vertical third through holes respectively, and the lower ends of the installation cylinders (10) are provided with openings respectively; the plurality of adjusting columns (18) are screwed into the plurality of openings respectively, and the lower ends of the plurality of adjusting columns (18) are rotatably connected with the support frame (1); the upper ends of the sliding rods (13) are rotatably connected with the supporting plate (11), the lower ends of the sliding rods (13) respectively penetrate through the third through holes and extend into the mounting cylinders (10), and the lower ends of the sliding rods (13) are respectively connected with the sliding parts (16); the sliding parts (16) are respectively arranged in the multi-joint mounting cylinder (10) in a sliding manner; wherein, the mounting cylinder (10), the sliding rod (13), the sliding part (16) and the adjusting column (18) are in one-to-one correspondence;
the springs (15) are respectively sleeved on the outer sides of the sliding rods (13), one ends of the springs (15) are respectively connected with the sliding parts (16), and the other ends of the springs (15) are respectively connected with the mounting barrel (10); the plurality of elastic pieces (17) are respectively arranged between the plurality of sliding pieces (16) and the plurality of adjusting columns (18), and two ends of the plurality of elastic pieces (17) are respectively connected with the plurality of sliding pieces (16) and the plurality of adjusting columns (18).
2. An adjustable support structure for a tower crane according to claim 1, characterized by comprising a plurality of guide rods (8); wherein, a vertical fourth through hole is arranged on the support plate (11);
the lower extreme of a plurality of guide bars (8) all connects support frame (1), and a plurality of fourth through-holes are passed respectively to the upper end of a plurality of guide bars (8), and a plurality of guide bars (8) all sliding connection backup pad (11), a plurality of guide bars (8) use the axis of bracing piece (6) respectively to be circumference evenly distributed as the axle center.
3. An adjustable support structure for a tower crane according to claim 2, comprising a plurality of sliding sleeves; a plurality of sliding sleeves set up respectively in a plurality of third through holes, and a plurality of sliding sleeves cup joint the outside at a plurality of guide bar (8) respectively.
4. An adjustable support structure for a tower crane according to claim 2, characterised in that the guide bar (8) comprises a cylinder (19) and a connecting rod (21);
the cylinder (19) is arranged at one end of the connecting rod (21); the other end of the connecting rod (21) is provided with a threaded blind hole (20), and the connecting rod (21) and the cylinder (19) are of an integral structure;
a plurality of groups of connecting rods (21) are assembled, and the cylinder (19) arranged on one group of connecting rods (21) is screwed into the threaded blind hole (20) arranged on the other group of connecting rods (21).
5. An adjustable support structure for a tower crane according to claim 1, characterized in that the drive assembly comprises a drive means (2) and a speed reducer (3);
the input shaft of the speed reducer (3) is connected with the output shaft of the driving device (2), and the output shaft of the speed reducer (3) is in transmission connection with the support cylinder (5).
6. An adjustable supporting structure for a tower crane according to claim 5, characterized in that the speed reducer (3) and the supporting cylinder (5) are in gear transmission connection.
7. An adjustable support structure for a tower crane according to claim 1, characterised in that the adjustment column (18) is of a herringbone configuration; the diameter of the small end surface of the adjusting column (18) is the same as the inner diameter of the mounting cylinder (10).
8. An adjustable support structure for a tower crane, according to claim 1, characterized by comprising a first sealing sleeve (7); first seal cover (7) set up in the second through-hole, and first seal cover (7) cover is established in the outside of bracing piece (6), and first seal cover (7) compress tightly bracing piece (6) towards the terminal surface of bracing piece (6).
9. An adjustable support structure for a tower crane, according to claim 1, characterized by comprising a second gland (14); the second sealing sleeve (14) is arranged in the third through hole, the second sealing sleeve (14) is sleeved on the outer side of the sliding rod (13), and the sliding rod (13) is pressed by the second sealing sleeve (14) towards the end face of the sliding rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921636699.5U CN210710451U (en) | 2019-09-27 | 2019-09-27 | Adjustable supporting structure for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921636699.5U CN210710451U (en) | 2019-09-27 | 2019-09-27 | Adjustable supporting structure for tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210710451U true CN210710451U (en) | 2020-06-09 |
Family
ID=70938043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921636699.5U Expired - Fee Related CN210710451U (en) | 2019-09-27 | 2019-09-27 | Adjustable supporting structure for tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210710451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117003141A (en) * | 2023-09-28 | 2023-11-07 | 山西省安装集团股份有限公司 | Anti-toppling tower crane chassis |
-
2019
- 2019-09-27 CN CN201921636699.5U patent/CN210710451U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117003141A (en) * | 2023-09-28 | 2023-11-07 | 山西省安装集团股份有限公司 | Anti-toppling tower crane chassis |
| CN117003141B (en) * | 2023-09-28 | 2023-12-12 | 山西省安装集团股份有限公司 | Anti-toppling tower crane chassis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 Termination date: 20210927 |