CN213202148U - Movable portal crane - Google Patents
Movable portal crane Download PDFInfo
- Publication number
- CN213202148U CN213202148U CN202020550005.2U CN202020550005U CN213202148U CN 213202148 U CN213202148 U CN 213202148U CN 202020550005 U CN202020550005 U CN 202020550005U CN 213202148 U CN213202148 U CN 213202148U
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- fixedly connected
- gear
- rod
- block
- davit
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- 238000009434 installation Methods 0.000 claims abstract description 20
- 230000003028 elevating effect Effects 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a portable portal crane, the on-line screen storage device comprises a base, the top fixedly connected with loop bar of base, the inside cover of loop bar is equipped with the bracing piece, the bottom of bracing piece just is located the inside of loop bar is provided with elevating gear, the top cover of bracing piece is equipped with the rotating tube, the equal fixedly connected with dead lever in both sides of rotating tube top and bottom, the top and the bottom of dead lever all are provided with stop device. The utility model discloses the height that utilizes installation elevating gear can the adjusting support pole on the hoist, the installation stop device is tender on the rotating tube and plays limiting displacement, shares gravity to the inside part of rotating tube, leads to fixing device to be connected between davit and rotating tube, can reduce the harm of davit when hanging the object, and when word davit internally mounted gear and gear area and slide bar and movable block interconnect counter gear and gear area looks mutual friction, the reduction destroyed and increase the loss.
Description
Technical Field
The utility model relates to a hoist technical field specifically is a portable portal crane.
Background
The hoisting machinery is electromechanical equipment for vertically lifting or vertically lifting and horizontally moving heavy objects, a hoisting mechanism lifts the heavy objects from an object taking place through an object taking device, the heavy objects are moved through a running, rotating or amplitude changing mechanism, and the heavy objects are placed at a specified place and then return to the original position.
The lifting machinery starts a vertical or vertical and horizontal working stroke after the lifting appliance takes materials, unloads the materials after the lifting machinery reaches a destination, and then moves to a material taking place in an empty stroke to complete a working cycle and then carries out second lifting.
The hoisting machinery is mainly used for transporting finished articles, bulk materials such as coal, ores and grains can be transported after the grab bucket is arranged, liquid materials such as molten steel can be hoisted after the bucket is arranged, some hoisting machinery such as an elevator can be used for carrying people, and in some use occasions, hoisting equipment is also main operation machinery, for example, a crane for loading and unloading materials in ports and stations is the main operation machinery.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable portal crane to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable portal crane, includes the base, the top fixedly connected with loop bar of base, the inside cover of loop bar is equipped with the bracing piece, the bottom of bracing piece just is located the inside of loop bar is provided with elevating gear, the top cover of bracing piece is equipped with the swinging head, the equal fixedly connected with dead lever in both sides of swinging head top and bottom, the top and the bottom of dead lever all are provided with stop device, one side fixedly connected with davit of swinging head, the inner wall bottom of davit is connected with the supporting shoe, the top swing joint of supporting shoe has loose gear, the bottom of davit be provided with the gear belt of gear looks adaptation.
Preferably, elevating gear includes first motor, the one end of first motor output shaft is through passing through shaft coupling fixedly connected with threaded rod, the surface cover of threaded rod is equipped with the screw thread piece, the bottom of bracing piece with the top fixed connection of screw thread piece, the inner wall top of base and the inner wall that extends to the loop bar are run through at the top of threaded rod, the bottom fixed connection of the top of first motor and the inner wall of base.
Preferably, stop device includes the installation cavity, the inside of installation cavity is provided with the arc stopper, the bottom fixedly connected with slider of arc stopper, the both sides of slider just are located the spout has been seted up to the both sides of installation cavity inner wall, the bottom of slider just is located the inside of installation cavity is provided with first spring, the both sides of first spring all with the bottom of installation cavity inner wall and the bottom fixed connection of slider, the top and the bottom of rotating-tube all seted up with the spacing hole of arc stopper looks adaptation, the top of installation cavity all with the top and the bottom fixed connection of dead lever.
Preferably, one side of rotating tube with the top and the bottom of davit one side are provided with L shape fixed block, threaded connection has the screw bolt on one side of L shape fixed block, the top and the first fixed block of bottom fixedly connected with of rotating tube one side, axis of rotation fixedly connected with head rod is passed through to one side of first fixed block, one side fixedly connected with second fixed block of head rod, the bottom of second fixed block and the both sides fixed connection of davit, fixedly connected with slide bar between the inner wall of davit, the surperficial both sides of slide bar all overlap and are equipped with the movable block, two the equal fixedly connected with U-shaped connecting block in bottom of movable block, the bottom of U-shaped connecting block with the top fixed connection of supporting shoe.
Preferably, the bottom of supporting shoe fixedly connected with box, the inside fixed mounting of box has the second motor, the one end fixedly connected with first gear of second motor output shaft, be provided with the receipts line pole between the inside top of box, the surperficial one side cover of receipts line pole is equipped with the second gear, first gear meshes with the second gear mutually, the top of receiving the line pole is connected with the steel wire, the bottom of steel wire is provided with hook assembly.
Preferably, the lifting hook device includes the fixed case, the inside of fixed case is provided with smooth chamber, the inside in smooth chamber is provided with the movable rod, one side of movable rod runs through the outside of fixed case and extending to the fixed case, one side fixedly connected with handle of movable rod, the bottom fixedly connected with second connecting rod of movable rod, the surface cover of second connecting rod is equipped with the second spring, the bottom of second connecting rod is provided with the connecting piece, the bottom fixedly connected with connecting bolt of connecting piece, the bottom fixedly connected with lifting hook of fixed case.
Preferably, the inner wall both sides of base are provided with the recess, two the inside of recess all is provided with the third spring, two the bottom of third spring all is connected with the connecting block, the bottom fixedly connected with gyro wheel of connecting block, the top of third spring and the top fixed connection of recess inner wall.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the setting is through a portable portal crane, install the height that elevating gear can the adjustable support pole on the hoist, install the stop device on the rotating tube tender and play limiting displacement, share gravity to the inside part of rotating tube, be connected through fixing device between davit and rotating tube, can reduce the harm of davit when hanging the object, when word davit internally mounted gear and gear area and slide bar and movable block interconnect counter gear and gear area looks mutual friction, reduce and destroy and add the loss time.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the lifting device of the present invention;
fig. 3 is a schematic view of a partial structure at a in fig. 1 according to the present invention;
fig. 4 is a schematic view of a partial structure at B of fig. 1 according to the present invention.
In the figure: 1. a base; 2. a loop bar; 3. a support bar; 4. a lifting device; 401. a threaded rod; 402. a thread block; 403. a first motor; 5. rotating the tube; 6. fixing the rod; 7. a limiting device; 701. a limiting hole; 702. an arc-shaped limiting block; 703. a mounting cavity; 704. a chute; 705. a slider; 706. a first spring; 8. a suspension arm; 9. a slide bar; 10. a gear belt; 11. a support block; 12. a movable gear; 13. a movable block; 14. a U-shaped connecting block; 15. an L-shaped fixed block; 16. a threaded bolt; 17. a first fixed block; 18. a first connecting rod; 19. a second fixed block; 20. a box body; 21. a second motor; 22. a first gear; 23. a wire take-up rod; 24. a second gear; 25. a steel wire; 26. a hook device; 2601. a fixed box; 2602. a slide chamber; 2603. a movable rod; 2604. a grip; 2605. a second spring; 2606. a second connecting rod; 2607. a connecting member; 2608. a connecting bolt; 2609. a hook; 27. a roller; 28. connecting blocks; 29. a groove; 30. and a third spring.
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. 1-4, the present invention provides an embodiment:
the utility model provides a portable portal crane, includes base 1, the top fixedly connected with loop bar 2 of base 1, the inside cover of loop bar 2 is equipped with bracing piece 3, the bottom of bracing piece 3 just is located the inside of loop bar 2 is provided with elevating gear 4, the top cover of bracing piece 3 is equipped with rotating tube 5, the equal fixedly connected with dead lever 6 in both sides of rotating tube 5 top and bottom, the top and the bottom of dead lever 6 all are provided with stop device 7, one side fixedly connected with davit 8 of rotating tube 5, the inner wall bottom of davit 8 is connected with supporting shoe 11, the top swing joint of supporting shoe 11 has loose gear 12, the bottom of davit 8 be provided with the gear belt 10 of gear 12 looks adaptation.
In this embodiment, elevating gear 4 includes first motor 403, the one end of first motor 403 output shaft is through passing through shaft coupling fixedly connected with threaded rod 401, the surface cover of threaded rod 401 is equipped with screw block 402, the bottom of bracing piece 3 with the top fixed connection of screw block 402, the inner wall that the inner wall top of base 1 and extend to loop bar 2 is run through at the top of threaded rod 401, the bottom fixed connection of the top of first motor 403 and the inner wall of base 1.
The limiting device 7 comprises an installation cavity 703, an arc limiting block 702 is arranged inside the installation cavity 703, a slider 705 is fixedly connected to the bottom of the arc limiting block 702, sliding grooves 704 are formed in two sides of the slider 705 and two sides of the inner wall of the installation cavity 703, a first spring 706 is arranged in the bottom of the slider 705 and the installation cavity 703, two sides of the first spring 706 are fixedly connected with the bottom of the inner wall of the installation cavity 703 and the bottom of the slider 705, limiting holes 701 matched with the arc limiting block 702 are formed in the top and the bottom of the rotating tube 5, and the top of the installation cavity 703 is fixedly connected with the top and the bottom of the fixing rod 6.
One side of rotating tube 5 with the top and the bottom of davit 8 one side are provided with L shape fixed block 15, threaded connection has threaded bolt 16 on one side of L shape fixed block 15, the top and the first fixed block 17 of bottom fixedly connected with of rotating tube 5 one side, axis of rotation fixedly connected with head rod 18 is passed through to one side of first fixed block 17, one side fixedly connected with second fixed block 19 of head rod 18, the bottom of second fixed block 19 and the both sides fixed connection of davit 8, fixedly connected with slide bar 9 between the inner wall of davit 8, the surperficial both sides of slide bar 9 all are equipped with movable block 13, two the equal fixedly connected with U-shaped connecting block 14 in bottom of movable block 13, the bottom of U-shaped connecting block 14 with the top fixed connection of supporting shoe 11.
The bottom fixedly connected with box 20 of supporting shoe 11, the inside fixed mounting of box 20 has second motor 21, the one end fixedly connected with first gear 22 of second motor 21 output shaft, be provided with receipts line pole 23 between the inside top of box 20, the surperficial one side cover of receipts line pole 23 is equipped with second gear 24, first gear 22 meshes with second gear 24 mutually, the top of receiving line pole 23 is connected with steel wire 25, the bottom of steel wire 25 is provided with hook assembly 26.
The lifting hook device 26 comprises a fixed box 2601, a sliding cavity 2602 is arranged inside the fixed box 2601, a movable rod 2603 is arranged inside the sliding cavity 2602, one side of the movable rod 2603 penetrates through the fixed box 2601 and extends to the outer side of the fixed box 2601, a handle 2604 is fixedly connected to one side of the movable rod 2603, a second connecting rod 2606 is fixedly connected to the bottom of the movable rod 2603, a second spring 2605 is sleeved on the surface of the second connecting rod 2606, a connecting piece 2607 is arranged at the bottom of the second connecting rod 2606, a connecting bolt 2608 is fixedly connected to the bottom of the connecting piece 2607, and a lifting hook 2609 is fixedly connected to the bottom of the fixed box 2601.
The inner wall both sides of base 1 are provided with recess 29, two the inside of recess 29 all is provided with third spring 30, two the bottom of third spring 30 all is connected with connecting block 28, the bottom fixedly connected with gyro wheel 27 of connecting block 28, the top of third spring 30 and the top fixed connection of recess 29 inner wall.
The working principle is as follows: when the crane needs to work, the crane is pushed to a working place through a roller 27 at the bottom, the rotating pipe 5 is installed, the rotating pipe 5 is sleeved on the supporting rod 3, the supporting rod is fixedly connected with the suspension arm through the L-shaped fixed block 15 and the threaded bolt 16, then the first fixed block 17 on the rotating pipe 5 is fixedly connected with the second fixed block 19 on the suspension arm 8 through the first connecting rod 18, the threaded rod 401 is driven to rotate through the first motor 403 on the lifting device 4, the supporting rod 3 is pushed to move upwards in the sleeve rod 2 while the threaded block 402 on the surface of the threaded rod 401 moves upwards, when the crane is hoisted, the movable gear 12 on the inner wall of the suspension arm 8 moves on the gear belt 10 when the lifting hook 2609 is moved, the movable block 13 is driven to move on the sliding rod 9 through the U-shaped connecting block 14 during the movement, and the second gear 24 is driven to rotate through the first gear 22 on the second motor 21, the wire take-up rod 23 is driven to move the wire 25 and the hook device 26 downward, and when the hook device 26 is used, the grip 2604 pushes the movable rod 2603 to move downward in the slide chamber 2602, the movable rod 2603 and the second link rod 2606 move downward, the movable rod 2603 compresses the second spring 2605, and the left rear end is connected to the hook 2609 through the connecting pin 2608.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A mobile portal crane, comprising a base, characterized in that: the top fixedly connected with loop bar of base, the inside cover of loop bar is equipped with the bracing piece, the bottom of bracing piece just is located the inside of loop bar is provided with elevating gear, the top cover of bracing piece is equipped with the rotating tube, the equal fixedly connected with dead lever in both sides of rotating tube top and bottom, the top and the bottom of dead lever all are provided with stop device, one side fixedly connected with davit of rotating tube, the inner wall bottom of davit is connected with the supporting shoe, the top swing joint of supporting shoe has loose gear, the bottom of davit be provided with the toothed belt of loose gear looks adaptation.
2. A mobile portal crane according to claim 1, wherein: the lifting device comprises a first motor, one end of an output shaft of the first motor is provided with a threaded rod through a shaft coupling fixedly connected with, the surface of the threaded rod is provided with a threaded block, the bottom of the supporting rod is fixedly connected with the top of the threaded block, the top of the threaded rod penetrates through the top of the inner wall of the base and extends to the inner wall of the sleeve rod, and the top of the first motor is fixedly connected with the bottom of the inner wall of the base.
3. A mobile portal crane according to claim 1, wherein: stop device includes the installation cavity, the inside of installation cavity is provided with the arc stopper, the bottom fixedly connected with slider of arc stopper, the both sides of slider just are located the spout has been seted up to the both sides of installation cavity inner wall, the bottom of slider just is located the inside of installation cavity is provided with first spring, the both sides of first spring all with the bottom of installation cavity inner wall and the bottom fixed connection of slider, the top and the bottom of rotating-tube all seted up with the spacing hole of arc stopper looks adaptation, the top of installation cavity all with the top and the bottom fixed connection of dead lever.
4. A mobile portal crane according to claim 1, wherein: one side of the rotating pipe and the top and the bottom of davit one side are provided with L shape fixed block, threaded connection has the screw bolt on one side of the L shape fixed block, the top and the bottom fixedly connected with first fixed block of rotating pipe one side, axis of rotation fixedly connected with head rod is passed through to one side of first fixed block, one side fixedly connected with second fixed block of head rod, the bottom of second fixed block and the both sides fixed connection of davit, fixedly connected with slide bar between the inner wall of davit, the surface both sides of slide bar all overlap and are equipped with the movable block, two the equal fixedly connected with U-shaped connecting block in bottom of movable block, the bottom of U-shaped connecting block with the top fixed connection of supporting shoe.
5. A mobile portal crane according to claim 1, wherein: the bottom fixedly connected with box of supporting shoe, the inside fixed mounting of box has the second motor, the first gear of one end fixedly connected with of second motor output shaft, be provided with the receipts line pole between the inside top of box, the surperficial one side cover of receipts line pole is equipped with the second gear, first gear meshes with the second gear mutually, the top of receiving the line pole is connected with the steel wire, the bottom of steel wire is provided with hook assembly.
6. A mobile portal crane according to claim 5, wherein: the lifting hook device comprises a fixed box, a sliding cavity is arranged in the fixed box, a movable rod is arranged in the sliding cavity, one side of the movable rod runs through the outer side of the fixed box and extends to the fixed box, one side of the movable rod is fixedly connected with a handle, the bottom of the movable rod is fixedly connected with a second connecting rod, a second spring is sleeved on the surface of the second connecting rod, a connecting piece is arranged at the bottom of the second connecting rod, a connecting bolt is fixedly connected with the bottom of the connecting piece, and a lifting hook is fixedly connected with the bottom of the fixed box.
7. A mobile portal crane according to claim 1, wherein: the inner wall both sides of base are provided with the recess, two the inside of recess all is provided with the third spring, two the bottom of third spring all is connected with the connecting block, the bottom fixedly connected with gyro wheel of connecting block, the top of third spring and the top fixed connection of recess inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020550005.2U CN213202148U (en) | 2020-04-14 | 2020-04-14 | Movable portal crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020550005.2U CN213202148U (en) | 2020-04-14 | 2020-04-14 | Movable portal crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213202148U true CN213202148U (en) | 2021-05-14 |
Family
ID=75818786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020550005.2U Expired - Fee Related CN213202148U (en) | 2020-04-14 | 2020-04-14 | Movable portal crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213202148U (en) |
-
2020
- 2020-04-14 CN CN202020550005.2U patent/CN213202148U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 225200 industrial concentration area, Yiling Town, Jiangdu District, Yangzhou City, Jiangsu Province Patentee after: Yangzhou Longhui Petroleum Technology Co., Ltd. Address before: 225200 industrial concentration area, Yiling Town, Jiangdu District, Yangzhou City, Jiangsu Province Patentee before: Yangzhou longhui Heavy Industry Co.,Ltd. |
|
| 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: 20210514 |