CN214611242U - Lifting device with protective structure for power transmission and transformation engineering construction - Google Patents
Lifting device with protective structure for power transmission and transformation engineering construction Download PDFInfo
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- CN214611242U CN214611242U CN202023248966.7U CN202023248966U CN214611242U CN 214611242 U CN214611242 U CN 214611242U CN 202023248966 U CN202023248966 U CN 202023248966U CN 214611242 U CN214611242 U CN 214611242U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 37
- 230000009466 transformation Effects 0.000 title claims abstract description 29
- 238000010276 construction Methods 0.000 title claims abstract description 24
- 230000001681 protective effect Effects 0.000 title claims abstract description 22
- 230000003139 buffering effect Effects 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 18
- 238000004804 winding Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 8
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000005526 G1 to G0 transition Effects 0.000 claims 1
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000033001 locomotion Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a lifting device with a protective structure for power transmission and transformation engineering construction, which comprises a lifting device, a suspender is fixedly connected at the middle part of the outer wall of one side of a mounting plate, which is far away from a hydraulic push rod assembly, the bottom of the tail end of the suspender is fixedly connected with a first hook, two outer walls at the tail end of the suspender are respectively provided with a buffer assembly by utilizing an L-shaped connecting rod, the bottom of the L-shaped connecting rod is fixedly connected with a sleeve, a movable block of a movable rod is arranged on the movable clamping side wall inside the sleeve, the outer wall of the movable rod is provided with a buffer spring, one end of the buffer spring penetrates through the side wall of the sleeve and extends to an externally connected second hook, when a lifting object is hung on the first hook, the second hook is utilized to horizontally hook a binding rope for binding the object, once the object generates through collision to an L-shaped frame due to horizontal movement, the second hook immediately compresses the buffer spring by the movable rod, the inertia of the object is buffered by the buffer spring, avoid it to collide with L type frame and cause the damage.
Description
Technical Field
The utility model relates to an electric power engineering technical field specifically is a power transmission and transformation engineering construction is with jack-up hoist device that has protective structure.
Background
The transmission and transformation project is a general name of transmission line construction and transformer installation project. The higher the voltage grade of power transmission and transformation engineering is, the larger the transmitted power is, and the longer the transmission distance is. The power transmission and transformation project with voltage over 33 ten thousand volts is called ultra-high voltage power transmission and transformation. The highest voltage grades of the ultrahigh voltage power transmission and transformation lines which are put into operation in China are +/-1100 kV direct current power transmission lines and 1000kV alternating current power transmission lines. In power transmission and transformation projects, parts need to be hung to a high place for assembly when power transmission lines are erected, and therefore hoisting equipment is often used.
However, when the existing hoisting equipment lifts the target to move horizontally, because the object is in a suspended state, inertia can be generated in the moment when the horizontal movement stops, when the target object is close to the hoisting equipment, the object can collide with the hoisting equipment due to the inertia, the object and the hoisting equipment are not only easy to cause abrasion of both sides, but also the hoisting equipment can cause unstable placement due to collision, and the dumping accident is easy to cause.
Therefore, the hoisting device with the protection structure for the construction of the power transmission and transformation project is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a power transmission and transformation engineering construction is with jack-up hoist device that has protective structure, set up spout activity block hoisting mechanism on the riser lateral wall of L type frame, set up the motor in L type frame riser lateral wall top department and connect take-up reel rolling lifting rope, utilize the lifting rope to connect hoisting mechanism control its lift, and set up the spacing pulley activity of guide bar cooperation and cup joint the davit on the riser lateral wall of L type davit, and set up the buffering subassembly on the davit, thereby the problem that proposes in the above-mentioned background has been solved.
In order to achieve the above object, the utility model provides a following technical scheme: a lifting device with a protective structure for power transmission and transformation engineering construction comprises a lifting device, wherein the lifting device comprises an L-shaped frame, a controller, a handle, a motor, a winding reel, a lifting rope, a sliding groove, a lifting mechanism and a balancing weight, wherein four corners of the bottom of a transverse plate of the L-shaped frame are respectively provided with an integrated roller, the outer wall of one side of a vertical plate of the L-shaped frame is provided with the controller, the handle is arranged on the outer wall of the vertical plate of the L-shaped frame, the motor is arranged on the outer wall of the vertical plate of the L-shaped frame at the upper end of the handle close to the top of the vertical plate of the L-shaped frame through a fixing bolt, a motor transmission shaft penetrates through the vertical plate of the L-shaped frame and extends to the other side of the vertical plate, the winding reel is fixedly connected at the tail end of the winding reel, the lifting rope is wound and wound on the outer wall of the vertical plate of the L-shaped frame at the two sides of the lower end of the winding reel, the sliding groove is respectively and is symmetrically provided with the sliding groove, the lifting mechanism is movably clamped and fixed with the lifting mechanism at the same side of the lifting rope, the balancing weight is arranged at the middle part of the top end of the transverse plate of the L-shaped frame.
Further, the controller is electrically connected with a motor through a lead, the motor is a forward and reverse rotation asynchronous motor, and the model number of the motor is 5RK60 GU-CF.
Further, it includes L type hanger plate, T type slider, guide bar, plays davit and hydraulic push rod subassembly to lift by crane the mechanism, L type hanger plate that the both ends border punishment of L type hanger plate riser lateral wall is fixedly connected with an organic whole respectively, T type slider one side outer wall was kept away from to L type hanger plate riser both ends are fixedly connected with guide bar respectively, the davit has been cup jointed in the activity on the outside of guide bar, the hydraulic push rod subassembly sets up on the L type hanger plate riser lateral wall between the guide bar, and the hydraulic push rod subassembly links to each other with the davit one side outer wall is fixed.
Further, the lifting arm comprises a mounting plate, a limiting hole, a limiting pulley, a hanging rod and a first hook, the limiting hole is formed in each of two ends of the side wall of the mounting plate, the limiting pulley is arranged between the inner walls of the upper end and the lower end of the limiting hole, the mounting plate is sleeved on the outer wall of the guide rod through the limiting pulley in a movable clamping mode, the side wall of the mounting plate is fixedly connected with the tail end of the hydraulic push rod assembly, the hanging rod is fixedly connected to the middle of the outer wall of the mounting plate on one side of the hydraulic push rod assembly, and the bottom of the tail end of the hanging rod is fixedly connected with the first hook.
Furthermore, the outer walls of two sides of the tail end of the suspender are respectively and fixedly connected with an L-shaped connecting rod, the L-shaped connecting rods are respectively arranged in bilateral symmetry with respect to the suspender, and the bottoms of the L-shaped connecting rods are respectively provided with an integrated buffer assembly.
Furthermore, the edges of the two sides of the lower end of the mounting plate are respectively fixedly connected with fixing rods, and buffering elastic ropes are respectively and uniformly arranged between the side walls of the fixing rods.
Further, the buffering subassembly includes sleeve, movable block, movable rod, buffer spring and couple two, and sleeve fixed connection has the movable block in the bottom of L type connecting rod between telescopic inner wall movable block, is provided with the movable rod on one side outer wall of movable block, and the winding is provided with buffer spring on the outer wall of movable rod, and the movable rod runs through telescopic lateral wall and extends to its outside, and the end is provided with integrative couple two.
Furthermore, the mounting height of the sleeve is lower than that of the first hook, and the second hook is arranged at one end, close to the mounting plate, of the sleeve.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model provides a power transmission and transformation engineering construction is with jack-up hoist device that has protective structure, L type hanger plate riser lateral wall both ends at the mechanism of lifting by crane set up the guide bar, set up spacing hole respectively at the mounting panel lateral wall both ends of the davit and set up spacing pulley, the davit passes through spacing pulley activity joint cover on the outer wall of guide bar, and set up the hydraulic pressure push rod subassembly on the L type hanger plate riser lateral wall between the guide bar, the end and the mounting panel lateral wall of hydraulic pressure push rod subassembly are fixed continuous, during the telescopic motion of hydraulic pressure push rod subassembly, the mounting panel of davit rolls on the outer wall of guide bar through spacing pulley and removes, frictional resistance when effectively having reduced the davit horizontal migration, the stability when article is got in the time of conveniently lifting by crane to the davit.
2. The utility model provides a lifting and hoisting device with a protective structure for the construction of power transmission and transformation engineering, a suspender is fixedly connected at the middle part of the outer wall of one side of a mounting plate, which is far away from a hydraulic push rod component, and the bottom of the tail end of the suspender is fixedly connected with a first hook, the outer walls of two sides of the tail end of the suspender are respectively provided with a buffer component by utilizing an L-shaped connecting rod, the bottom of the L-shaped connecting rod is fixedly connected with a sleeve, a movable block of a movable rod is arranged on the movable clamping side wall in the sleeve, the outer wall of the movable rod is provided with a buffer spring, one end of the buffer spring penetrates through the side wall of the sleeve and extends to the outside to be connected with a second hook, when the lifting object is hung on the first hook, the second hook is utilized to horizontally hook the binding rope for binding the object, once the object runs through and hits the L-shaped frame due to horizontal movement, the second hook immediately compresses the buffer spring through the movable rod, the inertia of the object is buffered by utilizing the buffer spring, and the damage caused by collision between the second hook and the L-shaped frame is avoided.
3. The utility model provides a power transmission and transformation engineering construction is with jack-up hoist device that has protective structure, at mounting panel lower extreme both sides border department fixed connection dead lever respectively, evenly set up the buffering stretch cord respectively between the lateral wall of dead lever, the buffering stretch cord that the level set up hangs the thing with couple one and is parallel side by side, when the buffering separation of buffering subassembly is unsuccessful, utilize the buffering stretch cord to go on further buffering to the article, the elasticity that utilizes the buffering stretch cord blocks article and L type frame and bumps, the security of L type frame and article has fully been ensured, convenient and practical.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the hoisting mechanism of the present invention;
FIG. 3 is a schematic view of the boom of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention;
fig. 5 is a cross-sectional view of the buffer assembly of the present invention.
In the figure: 1. a hoisting device; 11. an L-shaped frame; 12. a controller; 13. a handle; 14. a motor; 15. a take-up reel; 16. a lifting rope; 17. a chute; 18. a hoisting mechanism; 181. an L-shaped hanger plate; 182. a T-shaped slider; 183. a guide bar; 184. lifting the suspension arm; 1841. mounting a plate; 1842. a limiting hole; 1843. a limiting pulley; 1844. a boom; 1845. a first hook is arranged; 1846. an L-shaped connecting rod; 1847. a buffer assembly; 18471. a sleeve; 18472. a movable block; 18473. a movable rod; 18474. a buffer spring; 18475. a second hook; 1848. fixing the rod; 1849. a buffer elastic cord; 185. a hydraulic push rod assembly; 19. and a balancing weight.
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, a lifting device with a protective structure for power transmission and transformation engineering construction comprises a lifting device 1, wherein the lifting device 1 comprises an L-shaped frame 11, a controller 12, a handle 13, a motor 14, a winding reel 15, a lifting rope 16, a chute 17, a lifting mechanism 18 and a counterweight 19, four corners of the bottom of a transverse plate of the L-shaped frame 11 are respectively provided with an integrated roller, the outer wall of one side of a vertical plate of the L-shaped frame 11 is provided with the controller 12, the handle 13 is installed on the outer wall of the vertical plate of the L-shaped frame 11, the motor 14 is installed on the outer wall of the vertical plate of the L-shaped frame 11 at the upper end of the handle 13 close to the top through a fixing bolt, the controller 12 is electrically connected with the motor 14 through a lead, the motor 14 is a positive and negative rotation asynchronous motor with the model number of 5RK60GU-CF, a transmission shaft of the motor 14 penetrates through the vertical plate of the L-shaped frame 11 and extends to the other side, the tail end of the winding reel 15 is fixedly connected with the winding rope 15, the lifting rope 16 is wound on the outer wall of the winding reel, and the vertical plate side walls of the L-shaped frame 11 at the two sides of the lower end of the winding roll 15 are respectively and symmetrically provided with sliding grooves 17, the lifting mechanisms 18 are movably clamped and fixed in the sliding grooves 17, the top ends of the lifting mechanisms 18 at the same side of the sliding grooves 17 are fixedly connected with one ends of lifting ropes 16, and balancing weights 19 are arranged at the middle parts of the top ends of the transverse plates of the L-shaped frame 11.
Referring to fig. 1-2, a lifting device with a protective structure for power transmission and transformation engineering construction, the lifting mechanism 18 includes an L-shaped lifting plate 181, a T-shaped sliding block 182, a guide rod 183, a lifting arm 184 and a hydraulic push rod assembly 185, the two ends of the vertical wall of the L-shaped lifting plate 181 are respectively and fixedly connected with the L-shaped lifting plate 181, the two ends of the vertical wall of the L-shaped lifting plate 181 far away from the T-shaped sliding block 182 are respectively and fixedly connected with the guide rod 183, the lifting arm 184 is movably sleeved on the outside of the guide rod 183, the hydraulic push rod assembly 185 is arranged on the vertical wall of the L-shaped lifting plate 181 between the guide rods 183, and the hydraulic push rod assembly 185 is fixedly connected with the outer wall of the lifting arm 184.
Referring to fig. 2-4, a lifting and hoisting device with a protective structure for power transmission and transformation engineering construction, the lifting and hoisting arm 184 comprises a mounting plate 1841, a limiting hole 1842, a limiting pulley 1843, a boom 1844 and a first hook 1845, the two ends of the side wall of the mounting plate 1841 are respectively provided with the limiting hole 1842, the limiting pulley 1843 is arranged between the inner walls of the upper end and the lower end of the limiting hole 1842, the mounting plate 1841 is movably clamped and sleeved on the outer wall of the guide rod 183 through the limiting pulley 1843, the side wall of the mounting plate 1841 is fixedly connected with the end of the hydraulic push rod assembly 185, the boom 1844 is fixedly connected with the middle part of the outer wall of the mounting plate 1841 far away from the side of the hydraulic push rod assembly 185, the bottom of the end of the boom 1844 is fixedly connected with the first hook 1845, the outer walls of the two sides of the end of the boom 1844 are respectively and fixedly connected with L-shaped links 1846, the L-shaped links 1846 are respectively arranged in left-right symmetry with the boom 1844, and the bottom of the L-shaped links 1846 are respectively provided with an integrated buffer assembly 1847, fixing rods 1848 are respectively and fixedly connected to the edges of the two sides of the lower end of the mounting plate 1841, and buffering elastic ropes 1849 are respectively and uniformly arranged between the side walls of the fixing rods 1848.
Referring to fig. 3 and 5, a hoisting device with a protective structure for power transmission and transformation engineering construction includes a sleeve 18471, a movable block 18472, a movable rod 18473, a buffer spring 18474 and a hook two 18475, wherein the sleeve 18471 is fixedly connected to the bottom of an L-shaped link 1846, the movable block 18472 is movably clamped between inner walls of the sleeve 18471, the movable rod 18473 is arranged on an outer wall of one side of the movable block 18472, the buffer spring 18474 is wound on an outer wall of the movable rod 18473, the movable rod 18473 penetrates through a side wall of the sleeve 18471 and extends to the outside of the sleeve, the tail end of the sleeve 18471 is provided with the hook two 18475, the installation height of the sleeve 18471 is lower than that of the hook one 1845, and the hook two 18475 is arranged at one end of the sleeve 18471 close to the installation plate 1841.
In summary, the following steps: the utility model provides a power transmission and transformation engineering construction is with jack-up hoist device that has protective structure, set up guide bar 183 at L type hanger plate 181 riser lateral wall both ends of hoisting mechanism 18, set up spacing hole 1842 respectively at mounting panel 1841 lateral wall both ends of hanger arm 184 and set up spacing pulley 1843, hanger arm 184 passes through spacing pulley 1843 activity block and cup joints on the outer wall of guide bar 183, and set up hydraulic push rod subassembly 185 on L type hanger plate 181 riser lateral wall between guide bar 183, the end and the mounting panel 1841 lateral wall of hydraulic push rod subassembly 185 are fixed continuous, during the concertina movement of hydraulic push rod subassembly 185, mounting panel 1841 of hanger arm 184 rolls through spacing pulley 1843 on the outer wall of guide bar 183 and removes, frictional resistance when effectively having reduced hanger arm 184 horizontal migration, the stability when conveniently having lifted the hanger arm 184 and getting the article; boom 1844 is fixedly connected to the middle of the outer wall of the mounting plate 1841 on the side away from hydraulic ram assembly 185, and the bottom of the end of boom 1844 is fixedly connected with a first hook 1845, the buffer module 1847 is respectively arranged on the outer walls of two sides of the tail end of the suspender 1844 by an L-shaped link 1846, the bottom of the L-shaped link 1846 is fixedly connected with a sleeve 18471, a movable block 18472 of a movable rod 18473 is arranged on the inner movable clamping side wall of the sleeve 18471, a buffer spring 18474 is arranged on the outer wall of a movable rod 18473, one end of the buffer spring extends to the outer connecting hook II 18475 through the side wall of the sleeve 18471, when the hoisting object is hung on the first hook 1845, the binding rope for binding the object is horizontally hooked by the second hook 18475, once the object runs through and collides with the L-shaped frame 11 due to horizontal movement, the second hook 18475 immediately compresses the buffer spring 18474 through the movable rod 18473, and the inertia of the object is buffered by the buffer spring 18474, so that the object is prevented from colliding with the L-shaped frame 11 to cause damage; the fixing rods 1848 are fixedly connected to the edges of the two sides of the lower end of the mounting plate 1841 respectively, the buffering elastic ropes 1849 are uniformly arranged between the side walls of the fixing rods 1848 respectively, the horizontally arranged buffering elastic ropes 1849 and the hooks 1845 are hung to lift objects and are parallel side by side, when the buffering separation of the buffering assembly 1847 is unsuccessful, the objects are further buffered by the buffering elastic ropes 1849, the objects are blocked by the elasticity of the buffering elastic ropes 1849 to collide with the L-shaped frame 11, the safety of the L-shaped frame 11 and the objects is fully guaranteed, and the device is convenient and practical.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (8)
1. The utility model provides a power transmission and transformation engineering construction is with jack-up hoist device that has protective structure, includes hoisting accessory (1), its characterized in that: the lifting device (1) comprises an L-shaped frame (11), a controller (12), a handle (13), a motor (14), a winding reel (15), a lifting rope (16), a sliding groove (17), a lifting mechanism (18) and a balancing weight (19), wherein four corners of the bottom of a transverse plate of the L-shaped frame (11) are respectively provided with an integrated roller, the outer wall of one side of a vertical plate of the L-shaped frame (11) is provided with the controller (12), the handle (13) is installed on the outer wall of the vertical plate of the L-shaped frame (11), the position, close to the top, of the outer wall of the vertical plate of the L-shaped frame (11) at the upper end of the handle (13) is provided with the motor (14) through a fixing bolt, a transmission shaft of the motor (14) penetrates through the vertical plate of the L-shaped frame (11) and extends to the other side of the vertical plate, the tail end of the winding reel (15) is fixedly connected with the winding reel (15), the lifting rope (16) is wound on the outer wall of the winding reel (15), and the vertical plate side walls of the L-shaped frame (11) at two sides of the lower end of the winding reel (15) are respectively and symmetrically provided with the sliding groove (17), the hoisting mechanism (18) is movably clamped and fixed in the sliding chute (17), the top end of the hoisting mechanism (18) on the same side of the sliding chute (17) is fixedly connected with one end of the lifting rope (16), and the balancing weight (19) is arranged in the middle of the top end of the transverse plate of the L-shaped frame (11).
2. The hoisting device with the protective structure for the construction of the power transmission and transformation project, according to claim 1, is characterized in that: the controller (12) is electrically connected with the motor (14) through a lead, and the motor (14) is a forward and reverse rotation asynchronous motor with the model number of 5RK60 GU-CF.
3. The hoisting device with the protective structure for the construction of the power transmission and transformation project, according to claim 1, is characterized in that: the lifting mechanism (18) comprises an L-shaped lifting plate (181), a T-shaped sliding block (182), a guide rod (183), a lifting arm (184) and a hydraulic push rod assembly (185), the two ends of the vertical wall of the L-shaped lifting plate (181) are respectively fixedly connected with the integrated L-shaped lifting plate (181), the vertical plate of the L-shaped lifting plate (181) is far away from the two ends of the outer wall of one side of the T-shaped sliding block (182) and is respectively fixedly connected with the guide rod (183), the lifting arm (184) is movably sleeved on the outer portion of the guide rod (183), the hydraulic push rod assembly (185) is arranged on the vertical wall of the L-shaped lifting plate (181) between the guide rods (183), and the hydraulic push rod assembly (185) is fixedly connected with the outer wall of one side of the lifting arm (184).
4. The hoisting device with the protective structure for the construction of the power transmission and transformation project, according to claim 3, is characterized in that: get up davit (184) and include mounting panel (1841), spacing hole (1842), spacing pulley (1843), jib (1844) and couple (1845), spacing hole (1842) have been seted up respectively at the lateral wall both ends of mounting panel (1841), be provided with spacing pulley (1843) between the upper and lower end inner wall of spacing hole (1842), and mounting panel (1841) cup joint on the outer wall of guide bar (183) through spacing pulley (1843) activity block, mounting panel (1841) lateral wall links to each other with the terminal stationary phase of hydraulic pressure push rod subassembly (185), jib (1844) fixed connection is in mounting panel (1841) and is kept away from the middle part department of hydraulic pressure push rod subassembly (185) one side outer wall, and the terminal bottom fixedly connected with couple (1845) of jib (1844).
5. The hoisting device with the protective structure for the construction of the power transmission and transformation project, according to claim 4, is characterized in that: l-shaped connecting rods (1846) are fixedly connected to the outer walls of the two sides of the tail end of the suspender (1844) respectively, the L-shaped connecting rods (1846) are arranged in a bilateral symmetry mode relative to the suspender (1844), and the bottoms of the L-shaped connecting rods (1846) are provided with integrated buffer assemblies (1847) respectively.
6. The hoisting device with the protective structure for the construction of the power transmission and transformation project, according to claim 4, is characterized in that: the mounting plate (1841) lower extreme both sides border department fixedly connected with dead lever (1848) respectively, evenly be provided with buffering stretch cord (1849) respectively between the lateral wall of dead lever (1848).
7. The hoisting device with the protective structure for the construction of the power transmission and transformation project, according to claim 5, is characterized in that: buffer module (1847) include sleeve (18471), movable block (18472), movable rod (18473), buffer spring (18474) and couple two (18475), sleeve (18471) fixed connection is in the bottom of L type connecting rod (1846), the activity block (18472) have been blocked in the activity between the inner wall of sleeve (18471), be provided with movable rod (18473) on one side outer wall of movable block (18472), the winding is provided with buffer spring (18474) on the outer wall of movable rod (18473), movable rod (18473) run through the lateral wall of sleeve (18471) and extend to its outside, and the end is provided with integrative couple two (18475).
8. The hoisting device with the protective structure for the construction of the power transmission and transformation project, according to claim 7, is characterized in that: the sleeve (18471) has a mounting height lower than the mounting height of the hook I (1845), and the hook II (18475) is disposed at an end of the sleeve (18471) near the mounting plate (1841).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023248966.7U CN214611242U (en) | 2020-12-29 | 2020-12-29 | Lifting device with protective structure for power transmission and transformation engineering construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023248966.7U CN214611242U (en) | 2020-12-29 | 2020-12-29 | Lifting device with protective structure for power transmission and transformation engineering construction |
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| Publication Number | Publication Date |
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| CN214611242U true CN214611242U (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023248966.7U Expired - Fee Related CN214611242U (en) | 2020-12-29 | 2020-12-29 | Lifting device with protective structure for power transmission and transformation engineering construction |
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| CN (1) | CN214611242U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114045200A (en) * | 2021-11-18 | 2022-02-15 | 武汉赢东机械有限公司 | Processing apparatus is used in abundant fermentation material production of mixing |
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2020
- 2020-12-29 CN CN202023248966.7U patent/CN214611242U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114045200A (en) * | 2021-11-18 | 2022-02-15 | 武汉赢东机械有限公司 | Processing apparatus is used in abundant fermentation material production of mixing |
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