CN211813021U - High-precision crane hoisting mechanism - Google Patents
High-precision crane hoisting mechanism Download PDFInfo
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- CN211813021U CN211813021U CN202020197685.4U CN202020197685U CN211813021U CN 211813021 U CN211813021 U CN 211813021U CN 202020197685 U CN202020197685 U CN 202020197685U CN 211813021 U CN211813021 U CN 211813021U
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Abstract
The utility model belongs to the technical field of the hoisting engineering technique and specifically relates to a hoist hoisting machine of high accuracy constructs is related to, its technical scheme main points are: the prefabricated pipeline hoisting device comprises a hoisting support, wherein the top of the hoisting support is provided with a hoisting ring connected with a crane hook, the bottom of the hoisting support is provided with two groups of hoisting ropes for the prefabricated pipeline to pass through, and the two groups of hoisting ropes are respectively positioned at two ends of the hoisting support in the length direction; two ends of the lifting rope are respectively connected with two ends of the hoisting support in the width direction, one end of the lifting rope is fixedly connected with the hoisting support, and the other end of the lifting rope is detachably connected with the hoisting support; the central point of hoisting support bottom puts and is equipped with telescopic link subassembly along vertical direction, and telescopic link subassembly's lower extreme is equipped with the butt piece, and the butt piece is used for with prefabricated pipeline outer wall looks butt. This hoisting machine constructs can promote the stability of prefabricated pipeline hoist and mount in-process.
Description
Technical Field
The utility model belongs to the technical field of the hoisting engineering technique and specifically relates to a hoist hoisting machine of high accuracy constructs is related to.
Background
At present, with the rapid development of urban construction, the construction of urban drainage systems is also followed with the rapid development, most of the prefabricated pipelines are selected, and the installation of the prefabricated pipelines becomes one of the main construction modes of the construction of the urban drainage systems. In the construction engineering, the prefabricated pipeline needs to be transported to an installation site from a prefabricated site, and then the prefabricated pipeline is hoisted to a target position by using a crane for assembly.
In the process of hoisting the prefabricated pipeline, two steel wire ropes are usually used as lifting ropes to be respectively sleeved on the outer walls of two ends of the prefabricated pipeline, and then the two steel wire ropes are hooked and lifted and moved by using a lifting hook of a crane so as to hoist the prefabricated pipeline to a target position for assembly.
The above prior art solutions have the following drawbacks: the outer wall at prefabricated pipeline is established to wire rope cover, and the in-process prefabricated pipeline that hoists prefabricated pipeline at the hoist can receive the drive to carry out the motion of vertical direction and horizontal direction, and prefabricated pipeline appears rocking easily when motion state produces the change to probably lead to producing relative slip between prefabricated pipeline and the wire rope, this precision that can influence prefabricated pipeline hoist to the target location.
Disclosure of Invention
Not enough to prior art exists, one of the purposes of the utility model is to provide a hoist hoisting machine of high accuracy constructs, and this hoisting machine constructs the precision that can promote the hoist and mount of prefabricated pipeline.
The above technical purpose of the present invention can be achieved by the following technical solutions: a high-precision crane hoisting mechanism comprises a hoisting support, wherein a hoisting ring used for being connected with a crane hook is arranged at the top of the hoisting support, two groups of hoisting ropes used for allowing a prefabricated pipeline to pass through are arranged at the bottom of the hoisting support, and the two groups of hoisting ropes are respectively positioned at two ends of the hoisting support in the length direction; two ends of the lifting rope are respectively connected to two ends of the hoisting support in the width direction, one end of the lifting rope is fixedly connected with the hoisting support, and the other end of the lifting rope is detachably connected with the hoisting support; the central point of hoisting support bottom puts and is equipped with telescopic link subassembly along vertical direction, telescopic link subassembly's lower extreme is equipped with the butt piece, the butt piece is used for with prefabricated pipeline outer wall looks butt.
By adopting the technical scheme, in the hoisting process, the two groups of lifting ropes have a bearing effect on the prefabricated pipeline and provide a vertical upward bearing force for the prefabricated pipeline, the abutting block below the telescopic rod assembly can abut against the outer wall of the prefabricated pipeline and apply a vertical downward abutting force for the prefabricated pipeline, and therefore, the friction force between the prefabricated pipeline and the two groups of lifting ropes can be increased on one hand; on the other hand, when the prefabricated pipeline is abutted by the abutting block, the abutting block and the prefabricated pipeline can be relatively fixed, and the telescopic rod assembly connected between the abutting block and the hoisting bracket is a rigid piece, so that the connectivity between the prefabricated pipeline and the hoisting bracket can be improved; thereby position change between reducible hoist and mount in-process prefabricated pipeline and the hoisting support, and two sets of lifting ropes all connect in hoisting support's fixed position, have reduced the condition that relative slip appears before prefabricated pipeline and the lifting rope promptly, and then play the effect that promotes prefabricated pipeline hoist and mount stability to promote the precision of prefabricated pipeline hoist and mount to the target location.
Preferably, the telescopic rod component comprises a threaded rod and a threaded sleeve, and the upper end of the threaded rod is connected to the bottom of the hoisting support; the threaded sleeve is sleeved on the threaded rod and is in threaded connection with the threaded rod, and the abutting block is arranged at the lower end of the threaded sleeve.
Through adopting above-mentioned technical scheme, the threaded connection of threaded sleeve and threaded rod rotates threaded sleeve and can make threaded sleeve move along vertical direction to the butt joint piece of drive threaded sleeve below moves along vertical direction.
Preferably, the lower extreme of butt joint piece is equipped with and is used for with prefabricated pipeline outer wall matched with circular arc butt face, butt joint piece rotates with the screw sleeve to be connected, just butt joint piece can dismantle with the screw sleeve and be connected.
By adopting the technical scheme, the lower end of the abutting block is the arc abutting surface matched with the outer wall of the prefabricated pipeline, so that the abutting block can be attached to the outer wall of the prefabricated pipeline more tightly, and the abutting effect of the abutting block on the prefabricated pipeline is better; simultaneously, the butt joint piece can be dismantled with the screw sleeve and be connected to make the staff change the butt joint piece that has corresponding circular arc butt face according to the prefabricated pipeline of different external diameters.
Preferably, one end of the threaded sleeve, which is close to the abutting block, is rotatably connected with a rotating block, a positioning hole is formed in the end face of the rotating block, which is close to the abutting block, a positioning block which is used for inserting and matching the positioning hole is arranged at one end of the abutting block, which faces the rotating block, and the positioning block is connected with the groove wall of the positioning groove through a bolt.
By adopting the technical scheme, the rotating block is rotatably connected with the threaded sleeve, and the abutting block is in bolted connection with the rotating block, so that the rotating connection and the detachable connection between the abutting block and the threaded sleeve are realized; simultaneously, utilize the grafting cooperation of locating piece and constant head tank, can realize the primary positioning between butt joint piece and the turning block to the staff uses the bolt to carry out fixed connection with butt joint piece and turning block.
Preferably, one end of the threaded rod, which is close to the hoisting support, is provided with a hinge block, and the bottom of the hoisting support is provided with a hinge seat for the hinge block to hinge; a through threaded hole is formed between the hinge block and the hinge seat, and when the threaded rod is in a vertical state, the hinge block and the hinge seat are fixedly connected through a bolt; and a locking piece is arranged between the bottom of the hoisting support and the threaded sleeve, and when the threaded sleeve rotates to a horizontal state, the locking piece is used for keeping the threaded sleeve and the hoisting support fixed relatively.
By adopting the technical scheme, the threaded rod is rotated to the vertical direction, and the hinge block is fixedly connected with the hinge seat by using the bolt, so that the hoisting support can be used for hoisting the prefabricated pipeline; and after hoist and mount are ended, loosen the bolt between articulated piece and the articulated seat, rotate the threaded rod to the horizontality to utilize the closure to keep threaded sleeve and hoisting support's relatively fixed to threaded sleeve's locking effect, can accomplish accomodating telescopic rod subassembly, reduce hoisting support's occupation space so that place and transport hoisting support.
Preferably, the locking piece is a clamping block, and an elastic clamping groove is formed in the end face of the clamping block, which is far away from the hoisting support; when the threaded sleeve is in a horizontal state, the threaded sleeve is in clamping fit with the elastic clamping groove.
Through adopting above-mentioned technical scheme, when the screw sleeve upset to the horizontality, utilize elasticity draw-in groove and screw sleeve's joint cooperation, realization screw sleeve that can be convenient and fast and hoisting support's relatively fixed.
Preferably, the outer wall of the threaded sleeve is circumferentially provided with a plurality of holding rods.
Through adopting above-mentioned technical scheme, the staff drive threaded sleeve pipe of being convenient for of the setting of holding the pole rotates.
Preferably, the movable end of the lifting rope is provided with a hook, and the hoisting support is fixedly provided with a hanging ring used for being connected with the hook.
Through adopting above-mentioned technical scheme, couple and the link be connected can realize being connected simple structure practicality with dismantling of hoisting support by the lifting rope expansion end.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the situation that the prefabricated pipeline and the lifting rope slide relatively before is reduced, and the effect of improving the hoisting stability of the prefabricated pipeline is achieved;
2. the lower end of the abutting block is an arc abutting surface matched with the outer wall of the prefabricated pipeline, so that the abutting block can be attached to the outer wall of the prefabricated pipeline more tightly, and the abutting effect of the abutting block on the prefabricated pipeline is better;
3. can accomodate telescopic link assembly, reduce hoisting support's occupation space so that place and transport hoisting support.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Fig. 3 is the embodiment of the present invention, which is a schematic view of the connection structure of the hoisting bracket, the telescopic rod assembly and the abutting block.
Fig. 4 is an enlarged schematic structural view of a portion B in fig. 3.
Reference numerals: 1. hoisting a support; 1a, hanging a ring; 2. a connecting member; 3. a lifting rope; 3a, hanging hooks; 4. a telescopic rod assembly; 41. a threaded rod; 42. a threaded bushing; 42a, a holding rod; 5. a butting block; 5a, an arc abutting surface; 5b, positioning blocks; 6. rotating the block; 6a, a positioning groove; 7. a hinged block; 7a, a limiting block; 8. a hinged seat; 8a, fixing blocks; 9. a clamping block; 10. and (5) prefabricating the pipeline.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the high-precision crane hoisting mechanism disclosed by the present invention comprises a hoisting support 1, in this embodiment, the hoisting support 1 is a rectangular frame welded by sectional materials, and the outer frame of the hoisting support 1 is rectangular; connecting piece 2 that is used for being connected with the crane hook is installed at hoisting support 1 top, and in this embodiment, connecting piece 2 is two and connects the rope, and two are connected rope fixed connection in hoisting support 1's top, and two are connected four fixed connection points of rope and hoisting support 1 and are located four edges of hoisting support 1 respectively.
Referring to fig. 1 and 2, two sets of lifting ropes 3 for allowing the prefabricated pipeline 10 to pass are installed at the bottom of the hoisting support 1, the two sets of lifting ropes 3 are respectively located at two ends of the hoisting support 1 in the length direction, and two ends of the lifting ropes 3 are respectively connected to two ends of the hoisting support 1 in the width direction. Specifically, one end of the lifting rope 3 is fixedly connected with the hoisting support 1, the other end of the lifting rope 3 is a free end, and the free end of the lifting rope 3 is fixedly connected with a connecting hook; correspondingly, the bottom of the hoisting support 1 is welded with a hanging ring 1a which is hooked and matched with the hook 3a, and the detachable connection of the movable end of the lifting rope 3 and the hoisting support 1 can be realized through the hooking and matching between the hook 3a and the hanging ring 1 a.
Referring to fig. 3 and 4, a telescopic rod assembly 4 is installed at the center of the bottom of the hoisting support 1, and an abutting block 5 for abutting against the outer wall of the prefabricated pipe 10 (see fig. 1) is installed at one end of the telescopic rod assembly 4, which is far away from the hoisting support 1. In particular, the telescopic rod assembly 4 comprises a threaded rod 41 and a threaded sleeve 42. The threaded rod 41 is a round rod provided with external threads, and the hinged block 7 is welded at one end of the threaded rod 41 close to the center of the hoisting support 1; correspondingly, the bottom of the hoisting support 1 is welded with a hinge seat 8 hinged with the hinge block 7. Meanwhile, a threaded hole which is communicated with each other is further formed between the hinged block 7 and the hinged seat 8, and when the threaded rod 41 is in a vertical state, the hinged block 7 and the hinged seat 8 are fixedly connected through bolts so as to keep the threaded rod 41 in the stability of the vertical state. In addition, the lateral wall of articulated seat 8 has still welded fixed block 8a, and is corresponding, and the lateral wall welding of handing-over piece has been used for with fixed block 8a looks butt stopper 7a, utilizes stopper 7a and fixed block 8 a's butt effect, can play limiting displacement to the swing of screw rod 41.
Referring to fig. 3 and 4, the threaded sleeve 42 is a circular tube with an internal thread inside, the threaded sleeve 42 is sleeved on the threaded rod 41 along the length direction of the threaded rod 41, and the internal thread of the threaded sleeve 42 is matched with the external thread of the threaded rod 41, so that the threaded sleeve 42 can be driven to move along the length direction of the threaded rod 41 by rotating the threaded sleeve 42, and the telescopic function of the telescopic rod assembly 4 is realized. Meanwhile, two holding rods 42a convenient for workers to hold are welded on the outer side wall of the threaded sleeve 42. When the threaded rod 41 swings around the hinge point to a horizontal state, the threaded sleeve 42 also swings to a horizontal direction along with the threaded rod 41; correspondingly, the bottom of the hoisting support 1 is fixedly provided with a clamping block 9, the lower end of the clamping block 9 is provided with an elastic clamping groove (not shown in the figure) which is used for being clamped with the threaded sleeve 42, so that the threaded sleeve 42 is kept in a horizontal state and is relatively fixed with the hoisting support 1, and the telescopic rod assembly 4 is folded and stored. In this embodiment, when the telescopic rod assembly 4 is in the horizontal state, one end of the telescopic rod assembly 4 far away from the hinge base 8 is exposed out of the outer frame of the hoisting bracket 1.
Referring to fig. 3 and 4, one end of the threaded sleeve 42, which is far away from the threaded rod 41, is rotatably connected with a rotating block 6 through a bearing, in this embodiment, the rotating block 6 is rectangular, and two positioning grooves 6a are formed in the end surface of the rotating block 6, which is far away from the threaded sleeve 42, in the vertical direction. Simultaneously, the terminal surface welding that is close to turning block 6 of butt joint piece 5 has the locating piece 5b with constant head tank 6a grafting cooperation, and when locating piece 5b pegged graft in constant head tank 6a, locating piece 5b still is connected through bolt and constant head tank 6a cell wall to this realizes butt joint piece 5 and turning block 6's bolted connection. Moreover, the end surface of the abutting block 5 far away from the rotating block 6 is provided with a circular arc abutting surface 5a matched with the outer wall of the prefabricated pipe 10 (shown in the combined figure 1); moreover, for being suitable for hoisting prefabricated pipelines 10 with different outer diameters, the number of the abutting blocks 5 can be prefabricated into a plurality, and the arc abutting surfaces 5a of the plurality of abutting blocks 5 are used for adapting to the prefabricated pipelines 10 with different outer diameters.
The implementation principle of the embodiment is as follows: in a hoisting site, turning the telescopic rod assembly 4 to a vertical direction, fixing a hinge block 7 at the upper end of a threaded rod 41 and a hinge seat 8 by using bolts, and installing corresponding abutting blocks 5 on a rotating block 6 by using bolts according to the outer diameter of a prefabricated pipeline 10 to be hoisted; then, the hoisting support 1 is hoisted above the prefabricated pipeline 10, so that the free ends of the two groups of hoisting ropes 3 penetrate through the lower part of the prefabricated pipeline 10 and are connected with a hanging ring 1a of the hoisting support 1 through a hook 3 a; the crane then drives the lifting bracket 1 upwards so that the two sets of lifting ropes 3 are in a tightened state. Then, the butting block 5 moves downwards by rotating the threaded sleeve 42, and when the butting block 5 is close to the prefabricated pipeline 10, the direction of the butting block 5 is adjusted by utilizing the rotary connection of the butting block 5 and the threaded sleeve 42 so as to enable the arc butting surface 5a of the butting block 5 to be vertically aligned with the arc surface of the outer wall of the prefabricated pipeline 10; the threaded sleeve 42 is rotated continuously to enable the abutting block 5 to abut against the outer wall of the prefabricated pipeline 10, and then the prefabricated pipeline 10 can be hoisted.
After the hoist and mount are ended, loosen the bolt between articulated piece 7 and the articulated seat 8 to rotate telescopic link assembly 4 to the horizontal direction, utilize the joint cooperation between fixture block 9 and the threaded sleeve 42 to keep the relatively fixed between threaded sleeve 42 and the hoisting support 1, with the folding and accomodating of realizing telescopic link assembly 4.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a hoist and mount mechanism of high accuracy which characterized in that: the prefabricated pipeline lifting device comprises a lifting support (1), wherein a connecting piece (2) used for being connected with a crane lifting hook is arranged at the top of the lifting support (1), two groups of lifting ropes (3) used for allowing a prefabricated pipeline (10) to pass through are arranged at the bottom of the lifting support (1), and the two groups of lifting ropes (3) are respectively positioned at two ends of the lifting support (1) in the length direction; two ends of the lifting rope (3) are respectively connected to two ends of the lifting support (1) in the width direction, one end of the lifting rope (3) is fixedly connected with the lifting support (1), and the other end of the lifting rope (3) is detachably connected with the lifting support (1); the central point of hoisting support (1) bottom puts and is equipped with telescopic rod subassembly (4) along vertical direction, the lower extreme of telescopic rod subassembly (4) is equipped with butt block (5), butt block (5) are used for with prefabricated pipeline (10) outer wall looks butt.
2. A high accuracy crane hoisting mechanism according to claim 1 wherein: the telescopic rod assembly (4) comprises a threaded rod (41) and a threaded sleeve (42), and the upper end of the threaded rod (41) is connected to the bottom of the hoisting support (1); the threaded sleeve (42) is sleeved on the threaded rod (41), the threaded sleeve (42) is in threaded connection with the threaded rod (41), and the abutting block (5) is arranged at the lower end of the threaded sleeve (42).
3. A high accuracy crane hoisting mechanism according to claim 2, characterized in that: the lower extreme of butt joint piece (5) is equipped with and is used for with prefabricated pipeline (10) outer wall matched with circular arc butt face (5a), butt joint piece (5) rotate with threaded sleeve pipe (42) and are connected, just butt joint piece (5) can be dismantled with threaded sleeve pipe (42) and be connected.
4. A high accuracy crane hoist mechanism as claimed in claim 3, wherein: the one end that threaded sleeve pipe (42) is close to butt joint piece (5) is rotated and is connected with turning block (6), the terminal surface that turning block (6) are close to butt joint piece (5) is equipped with the locating hole, butt joint piece (5) are equipped with towards the one end of turning block (6) and are used for locating hole grafting complex locating piece (5b), just locating piece (5b) are connected through the bolt with the cell wall of constant head tank (6 a).
5. A high accuracy crane hoisting mechanism according to claim 2, characterized in that: a hinging block (7) is arranged at one end of the threaded rod (41) close to the hoisting support (1), and a hinging seat (8) for hinging the hinging block (7) is arranged at the bottom of the hoisting support (1); a through threaded hole is formed between the hinge block (7) and the hinge seat (8), and when the threaded rod (41) is in a vertical state, the hinge block (7) is fixedly connected with the hinge seat (8) through a bolt; be equipped with the closure between the bottom of hoisting support (1) and threaded sleeve (42), when threaded sleeve (42) rotated to the horizontality, the closure was used for keeping the relative fixity between threaded sleeve (42) and hoisting support (1).
6. A high accuracy crane hoisting mechanism according to claim 5 wherein: the locking piece is a clamping block (9), and an elastic clamping groove is formed in the end face, away from the hoisting support (1), of the clamping block (9); when the threaded sleeve (42) is in a horizontal state, the threaded sleeve (42) is in clamping fit with the elastic clamping groove.
7. A high accuracy crane hoisting mechanism according to claim 2, characterized in that: the outer wall of the threaded sleeve (42) is circumferentially provided with a plurality of holding rods (42 a).
8. A high accuracy crane hoisting mechanism according to claim 1 wherein: the movable end of lifting rope (3) is equipped with couple (3a), hoisting support (1) sets firmly link (1a) that is used for being connected with couple (3 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020197685.4U CN211813021U (en) | 2020-02-23 | 2020-02-23 | High-precision crane hoisting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020197685.4U CN211813021U (en) | 2020-02-23 | 2020-02-23 | High-precision crane hoisting mechanism |
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| CN211813021U true CN211813021U (en) | 2020-10-30 |
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| CN202020197685.4U Active CN211813021U (en) | 2020-02-23 | 2020-02-23 | High-precision crane hoisting mechanism |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112320562A (en) * | 2020-11-03 | 2021-02-05 | 北京机电工程研究所 | Lifting appliance belting pressing mechanism suitable for lifting large-scale cylinder and lifting appliance |
| CN113104740A (en) * | 2021-04-02 | 2021-07-13 | 马彬 | Short pipe feeding and arranging equipment for civil engineering |
| CN115611127A (en) * | 2022-12-19 | 2023-01-17 | 山东现代物流科技产业研究院有限公司 | Container hoisting equipment |
| CN116553360A (en) * | 2023-07-11 | 2023-08-08 | 江苏昱硕建设有限公司 | Prefabricated bay window lifting device for assembled building |
| CN117446641A (en) * | 2023-12-22 | 2024-01-26 | 山西省安装集团股份有限公司 | Power plant generator stator hoisting device and method |
-
2020
- 2020-02-23 CN CN202020197685.4U patent/CN211813021U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112320562A (en) * | 2020-11-03 | 2021-02-05 | 北京机电工程研究所 | Lifting appliance belting pressing mechanism suitable for lifting large-scale cylinder and lifting appliance |
| CN113104740A (en) * | 2021-04-02 | 2021-07-13 | 马彬 | Short pipe feeding and arranging equipment for civil engineering |
| CN115611127A (en) * | 2022-12-19 | 2023-01-17 | 山东现代物流科技产业研究院有限公司 | Container hoisting equipment |
| CN116553360A (en) * | 2023-07-11 | 2023-08-08 | 江苏昱硕建设有限公司 | Prefabricated bay window lifting device for assembled building |
| CN116553360B (en) * | 2023-07-11 | 2023-09-15 | 江苏昱硕建设有限公司 | Prefabricated bay window lifting device for assembled building |
| CN117446641A (en) * | 2023-12-22 | 2024-01-26 | 山西省安装集团股份有限公司 | Power plant generator stator hoisting device and method |
| CN117446641B (en) * | 2023-12-22 | 2024-03-08 | 山西省安装集团股份有限公司 | Power plant generator stator hoisting device and method |
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