CN215626228U - But height-adjusting's portal frame - Google Patents
But height-adjusting's portal frame Download PDFInfo
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- CN215626228U CN215626228U CN202122065324.1U CN202122065324U CN215626228U CN 215626228 U CN215626228 U CN 215626228U CN 202122065324 U CN202122065324 U CN 202122065324U CN 215626228 U CN215626228 U CN 215626228U
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Abstract
The utility model discloses a portal frame with adjustable height, which comprises two bottom plates, wherein the front side and the rear side of the bottom of each bottom plate are movably connected with moving wheels, the top of each bottom plate is fixedly connected with a fixed cylinder, the bottom of the opposite side of each fixed cylinder is fixedly connected with a self-locking motor, and the output end of each self-locking motor penetrates through the inner cavity of each fixed cylinder and is fixedly connected with a driving bevel gear. According to the utility model, through the matched use of the self-locking motor, the limiting plate, the fixed cylinder, the threaded cylinder, the first beam, the cavity, the clamping groove, the inserting column, the second beam, the threaded column, the sliding block, the driven bevel gear, the driving bevel gear, the moving wheel and the fastening bolt, the problems that the height of the existing portal frame is inconvenient to adjust, so that the existing portal frame cannot adapt to equipment with different sizes, and meanwhile, the left-right distance cannot be adjusted in the using process, so that the hoisting equipment cannot be rapidly moved in the left-right direction are solved.
Description
Technical Field
The utility model relates to the technical field of portal frames, in particular to a portal frame with adjustable height.
Background
The portal frame is according to well, daily production needs haulage equipment of little mill (company), warehouse shipment, lifts by crane the needs of maintenance heavy equipment and material transportation, and the novel small-size portal frame that lifts by crane that develops is applicable to manufacturing mould, vapour and repaiies mill, mine, civil engineering construction site and needs jack-up occasion, and common use about doubling as material transportation and constructor in the construction realizes the jack-up mechanization, reducible manpower reduces production operation cost, improves work efficiency.
The existing portal frame is inconvenient to adjust the height, so that the portal frame cannot adapt to equipment with different sizes, and meanwhile, in the using process, the left and right spacing cannot be adjusted, so that the hoisting equipment cannot be moved in the left and right directions quickly.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a portal frame with adjustable height, which has the advantages of conveniently adjusting the height and the distance and solves the problems that the existing portal frame is inconvenient to adjust the height, so that the existing portal frame cannot adapt to equipment with different sizes, and meanwhile, the left-right distance cannot be adjusted in the using process, so that the hoisting equipment cannot be rapidly moved in the left-right direction.
In order to achieve the purpose, the utility model provides the following technical scheme: a portal frame with adjustable height comprises a bottom plate, wherein the number of the bottom plate is two, the front side and the rear side of the bottom plate are movably connected with moving wheels, the top of the bottom plate is fixedly connected with a fixed cylinder, the bottom of the opposite side of the two fixed cylinders is fixedly connected with a self-locking motor, the output end of the self-locking motor penetrates through the inner cavity of the fixed cylinder and is fixedly connected with a driving bevel gear, the bottom of the inner cavity of the fixed cylinder is movably connected with a threaded column, the bottom of the surface of the threaded column is fixedly sleeved with a driven bevel gear matched with the driving bevel gear for use, the top of the surface of the threaded column is sleeved with a threaded cylinder, the top of the threaded cylinder penetrates through the top of the fixed cylinder, the top of the right side of the threaded cylinder at the left side is fixedly connected with a first cross beam, the right side of the first cross beam is penetrated with a cavity, and the top of the left side of the threaded cylinder at the right side is fixedly connected with a second cross beam, the utility model discloses a beam, including first crossbeam, second crossbeam, draw-in groove, first crossbeam top, first crossbeam front surface, the left side fixedly connected with of second crossbeam inserts the post, the draw-in groove has been seted up at the top of inserting the post, the right side at first crossbeam top is run through and is provided with fastening bolt, fastening bolt's bottom extends to the inner chamber of draw-in groove, the first slide rail of bottom fixedly connected with on first crossbeam front surface, the surface of first slide rail is provided with the slider, the bottom fixedly connected with second slide rail on second crossbeam front surface.
Preferably, the surface of the output end of the self-locking motor is movably connected with the connecting part of the fixed cylinder through a first bearing, and the bottom of the threaded column is movably connected with the bottom of the inner cavity of the fixed cylinder through a second bearing.
Preferably, the reinforcing ribs are fixedly connected between the left side of the bottom of the first cross beam and the top of the right side of the left threaded cylinder and between the right side of the bottom of the second cross beam and the top of the left side of the right threaded cylinder, and the right side of the top of the first cross beam is provided with a threaded hole matched with the fastening bolt for use.
Preferably, the top of the two sides of the inner cavity of the fixed cylinder is fixedly connected with a limiting plate above the driven bevel gear, the bottom of the two sides of the threaded cylinder is fixedly connected with a sliding block, and one side of the sliding block, far away from the threaded cylinder, is in sliding contact with the inner wall of the fixed cylinder.
Preferably, the bottom of the sliding part is provided with a hook, and the inner wall of the sliding part is in sliding contact with the surfaces of the first sliding rail and the second sliding rail.
Compared with the prior art, the utility model has the following beneficial effects:
1. the self-locking type gantry crane has the advantages of being convenient to adjust the height and the distance through the matched use of the self-locking motor, the limiting plate, the fixed cylinder, the threaded cylinder, the first cross beam, the cavity, the clamping groove, the inserting column, the second cross beam, the threaded column, the sliding block, the driven bevel gear, the driving bevel gear, the moving wheel and the fastening bolt, and solves the problems that the height of an existing gantry crane cannot be adjusted conveniently, so that the existing gantry crane cannot adapt to equipment with different sizes, and meanwhile, the left and right distances cannot be adjusted in the using process, so that the hoisting equipment cannot be moved in the left and right directions quickly.
2. According to the utility model, the portal frame can be conveniently moved by using the moving wheels, the threaded cylinder can be limited by using the limiting plate, the contact with the driven bevel gear in the moving process is avoided, the stability of the portal frame can be improved by using the reinforcing ribs, the sliding of the sliding part can be conveniently realized by using the first sliding rail and the second sliding rail, the hook can be conveniently connected by using the sliding part, the lifting equipment can be conveniently moved left and right, and the stability of the threaded cylinder in the vertical moving process can be improved by using the sliding block.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of A of FIG. 1 according to the present invention;
FIG. 3 is a front view of the first and second cross members of the present invention.
In the figure: the self-locking mechanism comprises a base plate 1, a self-locking motor 2, a limiting plate 3, a fixed cylinder 4, a threaded cylinder 5, a first beam 6, a cavity 7, a clamping groove 8, an inserting column 9, a second beam 10, reinforcing ribs 11, a threaded column 12, a sliding block 13, a driven bevel gear 14, a driving bevel gear 15, a movable wheel 16, a fastening bolt 17, a second sliding rail 18, a first sliding rail 19 and a sliding part 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, a portal frame with adjustable height comprises a bottom plate 1, two bottom plates 1, moving wheels 16 movably connected to the front and rear sides of the bottom plate 1, and a fixed cylinder 4 is fixedly connected to the top of the bottom plate 1, self-locking motors 2 are fixedly connected to the bottoms of the opposite sides of the two fixed cylinders 4, the output ends of the self-locking motors 2 penetrate through the inner cavity of the fixed cylinder 4 and are fixedly connected with driving bevel gears 15, threaded columns 12 are movably connected to the bottoms of the inner cavity of the fixed cylinder 4, driven bevel gears 14 matched with the driving bevel gears 15 are fixedly sleeved at the bottoms of the surfaces of the threaded columns 12, threaded cylinders 5 are sleeved at the tops of the threaded cylinders 5, the tops of the threaded cylinders 5 penetrate through the tops of the fixed cylinders 4, and first beams 6 are fixedly connected to the tops of the right sides of the threaded cylinders 5 on the left side, a cavity 7 is formed in the right side of the first cross beam 6 in a penetrating mode, a second cross beam 10 is fixedly connected to the top of the left side of the right threaded barrel 5, an inserting column 9 is fixedly connected to the left side of the second cross beam 10, a clamping groove 8 is formed in the top of the inserting column 9, a fastening bolt 17 is arranged on the right side of the top of the first cross beam 6 in a penetrating mode, the bottom of the fastening bolt 17 extends to an inner cavity of the clamping groove 8, a first sliding rail 19 is fixedly connected to the bottom of the front surface of the first cross beam 6, a sliding part 20 is arranged on the surface of the first sliding rail 19, and a second sliding rail 18 is fixedly connected to the bottom of the front surface of the second cross beam 10;
the surface of the output end of the self-locking motor 2 is movably connected with the connecting part of the fixed cylinder 4 through a first bearing, and the bottom of the threaded column 12 is movably connected with the bottom of the inner cavity of the fixed cylinder 4 through a second bearing;
reinforcing ribs 11 are fixedly connected between the left side of the bottom of the first cross beam 6 and the top of the right side of the left threaded cylinder 5 and between the right side of the bottom of the second cross beam 10 and the top of the left side of the right threaded cylinder 5, the stability of the portal frame can be improved by using the reinforcing ribs 11, and threaded holes matched with the fastening bolts 17 are formed in the right side of the top of the first cross beam 6;
the top parts of the two sides of the inner cavity of the fixed cylinder 4 and the upper part of the driven bevel gear 14 are fixedly connected with the limiting plates 3, the threaded cylinder 5 can be limited by using the limiting plates 3, the threaded cylinder is prevented from contacting the driven bevel gear 14 in the moving process, the bottom parts of the two sides of the threaded cylinder 5 are fixedly connected with the sliding blocks 13, the stability of the threaded cylinder 5 during up-and-down movement can be improved by using the sliding blocks 13, and one side of the sliding block 13, far away from the threaded cylinder 5, is in sliding contact with the inner wall of the fixed cylinder 4;
the bottom of the sliding part 20 is provided with a hook, the inner wall of the sliding part 20 is in sliding contact with the surfaces of the first sliding rail 19 and the second sliding rail 18, the sliding part 20 can conveniently slide by using the first sliding rail 19 and the second sliding rail 18, the hook can be conveniently connected by using the sliding part 20, and meanwhile, the hoisting equipment can be conveniently moved left and right;
through self-locking motor 2, limiting plate 3, a fixed section of thick bamboo 4, a thread section of thick bamboo 5, first crossbeam 6, cavity 7, draw-in groove 8, insert post 9, second crossbeam 10, thread post 12, slider 13, driven bevel gear 14, drive bevel gear 15, the cooperation of removal wheel 16 and fastening bolt 17 is used, possess the advantage of making things convenient for height-adjusting and interval, it is inconvenient to highly adjusting to have solved current portal frame, thereby unable adaptation not unidimensional equipment, and simultaneously, at the in-process that uses, can't adjust interval about controlling, thereby can't carry out the problem that the left right direction removed to hoisting equipment fast.
During the use, promote the portal frame to suitable position, then according to the size of the equipment that lifts by crane that needs, adjust the interval of two fixed cylinders 4, when adjusting to suitable position, insert fastening bolt 17 in the screwed hole, and penetrate in the draw-in groove 8 that its bottom corresponds, thereby will insert post 9 and fix in cavity 7, reach the regulation to the interval, then start self-locking motor 2, drive the initiative bevel gear 15 through its output and rotate, and drive the screw post 12 through its meshing with driven bevel gear 14 and rotate, thereby drive screw cylinder 5 and upwards remove, and then adjust the height of portal frame, connect the couple through slider 20, and make it slide on first slide rail 19 and second slide rail 18 and adjust its position, reach the removal effect.
In summary, the following steps: this but height-adjusting's portal frame, through self-locking motor 2, the limiting plate 3, a fixed section of thick bamboo 4, a screw thread section of thick bamboo 5, first crossbeam 6, cavity 7, draw-in groove 8, insert post 9, second crossbeam 10, screw thread post 12, slider 13, driven bevel gear 14, drive bevel gear 15, remove wheel 16 and fastening bolt 17's cooperation and use, it is inconvenient to highly adjusting to have solved current portal frame, thereby can't adapt to not unidimensional equipment, and simultaneously, at the in-process that uses, can't adjust spacing about controlling, thereby can't carry out the problem that the left right direction removed to hoisting equipment fast.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a but height-adjusting's portal frame, includes bottom plate (1), its characterized in that: the number of the bottom plates (1) is two, the front side and the rear side of the bottom of each bottom plate (1) are respectively and movably connected with a moving wheel (16), the top of each bottom plate (1) is fixedly connected with a fixed cylinder (4), the bottom of the opposite side of each fixed cylinder (4) is respectively and fixedly connected with a self-locking motor (2), the output end of each self-locking motor (2) penetrates through the inner cavity of each fixed cylinder (4) and is fixedly connected with a driving bevel gear (15), the bottom of the inner cavity of each fixed cylinder (4) is movably connected with a threaded column (12), the bottom of the surface of each threaded column (12) is fixedly sleeved with a driven bevel gear (14) matched with the driving bevel gear (15) for use, a threaded cylinder (5) is sleeved on the top of the surface of each threaded column (12), the top of each threaded cylinder (5) penetrates through the top of each fixed cylinder (4), and the top of the right side of the threaded cylinder (5) on the left side is fixedly connected with a first cross beam (6), the right side of first crossbeam (6) runs through and has seted up cavity (7), and left top fixedly connected with second crossbeam (10) of right side screw thread section of thick bamboo (5), the left side fixedly connected with of second crossbeam (10) inserts post (9), draw-in groove (8) have been seted up at the top of inserting post (9), the right side at first crossbeam (6) top runs through and is provided with fastening bolt (17), the bottom of fastening bolt (17) extends to the inner chamber of draw-in groove (8), the first slide rail of bottom fixedly connected with (19) on first crossbeam (6) positive surface, the surface of first slide rail (19) is provided with slider (20), the bottom fixedly connected with second slide rail (18) on second crossbeam (10) positive surface.
2. The adjustable height portal frame of claim 1, wherein: the surface of the output end of the self-locking motor (2) is movably connected with the connecting position of the fixed cylinder (4) through a first bearing, and the bottom of the threaded column (12) is movably connected with the bottom of the inner cavity of the fixed cylinder (4) through a second bearing.
3. The adjustable height portal frame of claim 1, wherein: the novel thread-tightening clamp is characterized in that reinforcing ribs (11) are fixedly connected between the left side of the bottom of the first cross beam (6) and the top of the right side of the left thread cylinder (5) and between the right side of the bottom of the second cross beam (10) and the top of the left side of the right thread cylinder (5), and threaded holes matched with fastening bolts (17) for use are formed in the right side of the top of the first cross beam (6).
4. The adjustable height portal frame of claim 1, wherein: the top of the inner cavity of the fixed cylinder (4) is located above the driven bevel gear (14) and is fixedly connected with the limiting plate (3), the bottom of the two sides of the threaded cylinder (5) is fixedly connected with the sliding block (13), and one side, away from the threaded cylinder (5), of the sliding block (13) is in sliding contact with the inner wall of the fixed cylinder (4).
5. The adjustable height portal frame of claim 1, wherein: the bottom of the sliding part (20) is provided with a hook, and the inner wall of the sliding part (20) is in sliding contact with the surfaces of the first sliding rail (19) and the second sliding rail (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122065324.1U CN215626228U (en) | 2021-08-30 | 2021-08-30 | But height-adjusting's portal frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122065324.1U CN215626228U (en) | 2021-08-30 | 2021-08-30 | But height-adjusting's portal frame |
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| Publication Number | Publication Date |
|---|---|
| CN215626228U true CN215626228U (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122065324.1U Active CN215626228U (en) | 2021-08-30 | 2021-08-30 | But height-adjusting's portal frame |
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| CN (1) | CN215626228U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023230992A1 (en) * | 2022-06-02 | 2023-12-07 | 天津大学滨海工业研究院有限公司 | Leveling device for construction of marine engineering structural sheet |
-
2021
- 2021-08-30 CN CN202122065324.1U patent/CN215626228U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023230992A1 (en) * | 2022-06-02 | 2023-12-07 | 天津大学滨海工业研究院有限公司 | Leveling device for construction of marine engineering structural sheet |
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