CN209758898U - Tower crane with function of adjusting lifting contact area - Google Patents
Tower crane with function of adjusting lifting contact area Download PDFInfo
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- CN209758898U CN209758898U CN201822177788.XU CN201822177788U CN209758898U CN 209758898 U CN209758898 U CN 209758898U CN 201822177788 U CN201822177788 U CN 201822177788U CN 209758898 U CN209758898 U CN 209758898U
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- threaded rod
- bearing
- lifting
- tower crane
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Abstract
The utility model discloses a tower crane with adjust jack-up area of contact, including hoist body, thread bush, threaded rod and bearing, install the hanger plate on the hoist body, the threaded rod runs through the thread bush, and the inboard interconnect of threaded rod and bearing to the lower terminal surface at hanger plate middle part is fixed to the bearing, the tighrening ring is installed to the end of threaded rod, and installs control bolt on the tighrening ring. The lifting plate and the adjusting plate are fixed with back shafts, the back shafts are provided with operating plates, and one ends of the operating plates, far away from the back shafts, are provided with through holes. This tower crane with adjust jack-up area of contact adopts neotype structural design for the platelike structure with the material contact in this device can be comparatively nimble the regulation with the area of contact of material, and can be comparatively stable fix the mobile structure, has guaranteed the holistic stability of device, guarantees at the in-process of transportation material that the structure can reliably not become flexible.
Description
Technical Field
The utility model relates to a tower crane technical field specifically is a tower crane with adjust jack-up area of contact.
background
the tower crane can convey materials required to be used in the building construction in the vertical and horizontal directions and install building components, and is widely used in the construction process of high-rise buildings due to the excellent performance of the tower crane.
along with tower crane constantly is used in the housing construction, traditional tower crane is used for bearing the plate structure design simple of hoist and mount material, and the structure can't be stable fixed, and can't be comparatively nimble carry out the regulation of jack-up area of contact according to the size of hoist and mount material. Therefore, it is necessary to design a tower crane with adjustable lifting contact area to address the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tower crane with adjust jack-up area of contact to it is simple to provide structural design in solving above-mentioned background art, and the structure can't be stable fixed, can't adjust jack-up area of contact's problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tower crane with adjust jack-up area of contact, includes hoist body, thread bush, threaded rod and bearing, install the hanger plate on the hoist body, and seted up the track groove on the hanger plate to the spacing groove has been seted up on the lateral wall in track groove, spacing groove and sand grip interconnect, and the sand grip fixes the avris at the regulating plate to regulating plate and track groove interconnect, the lower terminal surface of regulating plate is fixed with the thread bush simultaneously, the threaded rod runs through the thread bush, and the inboard interconnect of threaded rod and bearing to the bearing is fixed at the lower terminal surface at hanger plate middle part, the tighrening ring is installed to the end of threaded rod, and installs control bolt on the tighrening ring to the tighrening ring is fixed at the lower terminal surface of mounting panel, and the terminal surface under the hanger plate is fixed to the mounting. The lifting plate and the adjusting plate are fixed with back shafts, the back shafts are provided with operating plates, and one ends of the operating plates, far away from the back shafts, are provided with through holes.
Preferably, the track groove and the adjusting plate are symmetrically distributed about the hoisting plate, and the size of the upper opening of the track groove is smaller than that of the lower opening.
Preferably, the limiting groove is in sliding connection with the protruding strip, the protruding strip is in welding connection with the adjusting plate, and the adjusting plate is in sliding connection with the track groove.
Preferably, the threaded rod and the lifting plate are distributed in parallel, 2 threaded rods are symmetrically distributed about the center of the lifting plate, and the threads on the threaded rod are arranged in opposite spiral directions by taking the center of the threaded rod as a boundary.
Preferably, the threaded rod and the lifting plate form a rotating mechanism through a bearing, the bearing and the lifting plate are connected in a welding mode, and the bearing is symmetrically distributed around the center of the lifting plate.
preferably, the operating plate, the lifting plate and the adjusting plate form a rotating mechanism through a back shaft, and the distance from the back shaft to the through hole is larger than the distance from the back shaft to the adjacent edges of the lifting plate and the adjusting plate respectively.
Compared with the prior art, the beneficial effects of the utility model are that: the tower crane with the lifting contact area adjusting function adopts a novel structural design, so that a plate-shaped structure in the device, which is in contact with materials, can flexibly adjust the contact area with the materials, and can stably fix a movable structure, the overall stability of the device is ensured, and the structure is reliable and cannot be loosened in the material transporting process;
1. The track groove, the limiting groove, the convex strip, the threaded sleeve, the threaded rod and the bearing are matched with each other to work, so that the distance between the adjusting plate and the middle part of the lifting plate can be conveniently adjusted, and the fastening ring and the control bolt can be used for fixing the threaded rod to achieve the effect of stably fixing the position of the adjusting plate;
2. The lifting plate, the adjusting plate, the back shaft, the operating plate and the through hole are matched with each other to work, the lifting plate can be lifted after the adjusting plate is far away from the adjusting plate, the operating plate is unfolded, the plate-shaped structure with the proper size and the preset threaded holes is connected with the lifting plate and the adjusting plate through the bolts and the through holes, and the contact area between the plate-shaped structure and materials is increased.
Drawings
FIG. 1 is a front view of the lifting plate of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of the front cross-section of the lifting plate of the present invention;
FIG. 4 is a schematic view of a side view cross-sectional structure of the adjusting plate of the present invention;
Fig. 5 is a schematic side view of a cross-sectional structure of the threaded rod of the present invention;
Fig. 6 is a schematic view of the bottom structure of the operation panel of the present invention.
In the figure: 1. a crane body; 2. lifting the hanger plate; 3. a track groove; 4. a limiting groove; 5. a convex strip; 6. an adjusting plate; 7. a threaded sleeve; 8. a threaded rod; 9. a bearing; 10. a fastening ring; 11. a control bolt; 12. mounting a plate; 13. a back shaft; 14. an operation panel; 15. and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
referring to fig. 1-6, the present invention provides a technical solution: a tower crane with adjustable hoisting contact area comprises a crane body 1, a hoisting plate 2, a track groove 3, a limiting groove 4, a convex strip 5, an adjusting plate 6, a threaded sleeve 7, a threaded rod 8, a bearing 9, a fastening ring 10, a control bolt 11, a mounting plate 12, a back shaft 13, an operating plate 14 and a through hole 15, wherein the hoisting plate 2 is mounted on the crane body 1, the track groove 3 is formed in the hoisting plate 2, the limiting groove 4 is formed in the side wall of the track groove 3, the limiting groove 4 is connected with the convex strip 5, the convex strip 5 is fixed on the side of the adjusting plate 6, the adjusting plate 6 is connected with the track groove 3, the threaded sleeve 7 is fixed on the lower end face of the adjusting plate 6, the threaded rod 8 penetrates through the threaded sleeve 7, the threaded rod 8 is connected with the inner side of the bearing 9, the bearing 9 is fixed on the lower end face of the middle part of the hoisting plate 2, the fastening ring, and the control bolt 11 is installed on the fastening ring 10, and the fastening ring 10 is fixed on the lower end surface of the mounting plate 12, while the mounting plate 12 is fixed on the lower end surface of the lifting plate 2. Back shafts 13 are fixed inside the lifting plate 2 and the adjusting plate 6, an operating plate 14 is installed on each back shaft 13, and through holes 15 are formed in one ends, far away from the back shafts 13, of the operating plates 14.
In the embodiment, the track groove 3 and the adjusting plate 6 are symmetrically distributed about the lifting plate 2, and the size of the upper opening of the track groove 3 is smaller than that of the lower opening of the track groove 3, so that the track groove 3 can stably support the adjusting plate 6, and the contact area between the symmetrically distributed structure and the material can be conveniently adjusted;
The limiting groove 4 is in sliding connection with the convex strip 5, the convex strip 5 is in welding connection with the adjusting plate 6, the adjusting plate 6 is in sliding connection with the track groove 3, and the convex strip 5 and the adjusting plate 6 synchronously move and slide in the limiting groove 4 through the structural design, so that the sliding dislocation of the adjusting plate 6 when sliding in the track groove 3 can be avoided;
the threaded rod 8 and the lifting plate 2 are distributed in parallel, 2 threaded rods 8 are symmetrically distributed about the center of the lifting plate 2, threads on the threaded rod 8 are arranged in opposite spiral directions by taking the center of the threaded rod 8 as a boundary, and the structural design enables the threads arranged in the opposite spiral directions on the threaded rod 8 to control the symmetrically distributed 2 adjusting plates 6 to move in opposite directions through the threaded sleeve 7 when the threaded rod 8 is rotated;
the threaded rod 8 and the lifting plate 2 form a rotating mechanism through the bearing 9, the bearing 9 and the lifting plate 2 are in welded connection, the bearing 9 is symmetrically distributed about the center of the lifting plate 2, and the threaded rod 8 can flexibly rotate under the support of the bearing 9 due to the structural design, so that the adjustment operation can be convenient and fast;
The operating plate 14, the lifting plate 2 and the adjusting plate 6 form a rotating mechanism through the back shaft 13, the distance from the back shaft 13 to the through hole 15 is larger than the distance from the back shaft 13 to the adjacent edges of the lifting plate 2 and the adjusting plate 6 respectively, after the adjusting plate 6 is far away from the lifting plate 2 through the structural design, the operating plate 14 can rotate through the back shaft 13 and rotate out of the area covered by the adjusting plate 6 and the lifting plate 2 with the through hole 15, and the plate-shaped structure with the proper size reserved with threaded holes is connected with the lifting plate 2 and the adjusting plate 6 through bolts and the through holes 15, so that the contact area with materials is increased.
The working principle is as follows: when the device is used for hoisting materials, when the size of the materials to be hoisted is large, the control bolt 11 on the fastening ring 10 in the figure 5 is unscrewed, the upper part and the lower part of the fastening ring 10 are separated, the threaded rod 8 is not extruded any more, the threaded rod 8 in the figure 3 is rotated, the threaded rod 8 rotates under the action of the bearing 9, the threaded sleeve 7 and the adjusting plate 6 are pushed to move towards the direction far away from the central position of the hoisting plate 2 through rotating in the threaded sleeve 7, and the threads arranged on the threaded rod 8 in the opposite spiral directions can control the symmetrically distributed 2 adjusting plates 6 to slide in opposite directions in the track groove 3 through the threaded sleeve 7, namely the 2 adjusting plates 6 move towards the direction far away from the central position of the hoisting plate 2;
When the distance between the two adjusting plates 6 is adjusted to be proper, the control bolts 11 on the fastening ring 10 in the figure 5 are screwed down and loosened, the upper part and the lower part of the fastening ring 10 are tightly combined, the threaded rod 8 is clamped, the threaded rod 8 cannot rotate, and the positions of the adjusting plates 6 are fixed;
finally, after the position of the adjusting plate 6 is fixed, the operating plate 14 is shifted to rotate by the back shaft 13, the operating plate 14 drives the through hole 15 to rotate out of the area covered by the adjusting plate 6 and the lifting plate 2, the plate-shaped structure with the reserved threaded hole and the proper size is placed in the track groove 3 between the adjusting plate 6 and the lifting plate 2, the plate-shaped structure with the reserved threaded hole and the lifting plate 2 are connected with the adjusting plate 6 and the adjusting plate 2 through other bolts, nuts and the through hole 15, the contact area with the material is increased, the material can be placed above the lifting plate 2, the adjusting plate 6 and the additionally-installed plate-shaped structure, the crane body 1 is started to hoist, the model of the crane body 1 is QTZ40, the current mature technology is well known by technicians in the field, and detailed description is omitted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a tower crane with adjust jack-up area of contact, includes hoist body (1), thread bush (7), threaded rod (8) and bearing (9), its characterized in that: the crane is characterized in that a hoisting plate (2) is installed on a crane body (1), a track groove (3) is formed in the hoisting plate (2), a limiting groove (4) is formed in the side wall of the track groove (3), the limiting groove (4) is connected with a raised line (5) in mutually, the raised line (5) is fixed on the side of an adjusting plate (6), the adjusting plate (6) is connected with the track groove (3) in mutually, a threaded sleeve (7) is fixed on the lower end face of the adjusting plate (6), a threaded rod (8) penetrates through the threaded sleeve (7), the threaded rod (8) is connected with the inner side of a bearing (9) in mutually, the bearing (9) is fixed on the lower end face of the middle of the hoisting plate (2), a fastening ring (10) is installed at the tail end of the threaded rod (8), a control bolt (11) is installed on the fastening ring (10), and the fastening ring (10) is fixed on the lower end, simultaneously mounting panel (12) are fixed at end surface under hanger plate (2), the inside of lifting plate (2) and regulating plate (6) all is fixed with back shaft (13), and installs operation panel (14) on back shaft (13) to keep away from one end of back shaft (13) on operation panel (14) and seted up through-hole (15).
2. A tower crane having adjustable lifting contact area as claimed in claim 1, wherein: the track groove (3) and the adjusting plate (6) are symmetrically distributed about the lifting plate (2), and the size of an upper opening of the track groove (3) is smaller than that of a lower opening.
3. a tower crane having adjustable lifting contact area as claimed in claim 1, wherein: limiting groove (4) and sand grip (5) sliding connection, and sand grip (5) are welded connection with regulating plate (6) to regulating plate (6) are sliding connection with track groove (3).
4. A tower crane having adjustable lifting contact area as claimed in claim 1, wherein: threaded rod (8) and lifting plate (2) are parallel distribution, and threaded rod (8) have 2 about lifting plate's (2) central symmetry distribution, and the screw thread on threaded rod (8) uses the center of threaded rod (8) to be opposite spiral direction setting as the limit.
5. A tower crane having adjustable lifting contact area as claimed in claim 1, wherein: the threaded rod (8) and the lifting plate (2) form a rotating mechanism through a bearing (9), the bearing (9) and the lifting plate (2) are in welded connection, and the bearing (9) is symmetrically distributed about the center of the lifting plate (2).
6. A tower crane having adjustable lifting contact area as claimed in claim 1, wherein: the operation plate (14) forms a rotating mechanism with the lifting plate (2) and the adjusting plate (6) through the back shaft (13), and the distance from the back shaft (13) to the through hole (15) is larger than the distance from the back shaft (13) to the adjacent edges of the lifting plate (2) and the adjusting plate (6) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822177788.XU CN209758898U (en) | 2018-12-25 | 2018-12-25 | Tower crane with function of adjusting lifting contact area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822177788.XU CN209758898U (en) | 2018-12-25 | 2018-12-25 | Tower crane with function of adjusting lifting contact area |
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| Publication Number | Publication Date |
|---|---|
| CN209758898U true CN209758898U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822177788.XU Active CN209758898U (en) | 2018-12-25 | 2018-12-25 | Tower crane with function of adjusting lifting contact area |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392608A (en) * | 2020-03-25 | 2020-07-10 | 徐州国联建机有限公司 | Tower crane with function of adjusting lifting contact area |
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2018
- 2018-12-25 CN CN201822177788.XU patent/CN209758898U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392608A (en) * | 2020-03-25 | 2020-07-10 | 徐州国联建机有限公司 | Tower crane with function of adjusting lifting contact area |
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