CN217173050U

CN217173050U - Portal crane convenient to small space stabilizes operation

Info

Publication number: CN217173050U
Application number: CN202221128500.XU
Authority: CN
Inventors: 李国正; 李秀欣; 李允哲; 郝春利; 韩瑞萍; 双标; 石真真; 李向荣
Original assignee: Henan Yuhua Lifting Equipment Group Co ltd
Current assignee: Henan Yuhua Lifting Equipment Group Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-08-12
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses a gantry crane convenient to operation is stabilized in little space relates to gantry crane technical field, specifically is a gantry crane convenient to operation is stabilized in little space, including supporting the stock and supporting the square tube, the one end of the spacing post of second is provided with the second gear. This gantry crane convenient to operation is stabilized in little space, setting through spacing long slab, make this gantry crane convenient to operation is stabilized in little space possess prevent that first electric block from taking place the effect of rocking at the in-process that removes, through first gear, the cooperation setting of rack-shaped elongated slot and second gear, the operation purpose has been stabilized in convenient little space has been reached, the setting of long slab is supported through the door word line, make this gantry crane convenient to operation is stabilized in little space possess the effect that increases support stock and supporting beam rigidity, cooperation setting through support column and first spacing post, the high purpose of security has been reached.

Description

Portal crane convenient to small space stabilizes operation

Technical Field

The utility model relates to a gantry crane technical field specifically is a gantry crane of operation is stabilized in little space of being convenient for.

Background

The gantry crane is a variant of a bridge crane, and is called a gantry crane, and is mainly used for loading and unloading outdoor goods yards, stockyard goods and bulk goods. The portal crane has the characteristics of high site utilization rate, large operation range, wide adaptation range, strong universality and the like, is widely used in port goods yards, has a metal structure like a portal frame, two support legs are installed below a bearing main beam, the portal crane can directly walk on a track on the ground, and the two ends of the main beam can be provided with the overhanging cantilever beam.

The utility model discloses a portal crane convenient to small space stable operation that discloses in chinese utility model patent application publication CN 212198238U, though, this portal crane convenient to small space stable operation can generally use widely, but this portal crane convenient to small space stable operation, at the in-process that uses, it is difficult to make electric block's removal accuracy high to it makes it put to ground because of the slope easily, to sum up, this portal crane convenient to small space stable operation has inconvenient small space stable operation and the not too high shortcoming of security.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a gantry crane convenient to operation is stabilized in little space has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a portal crane convenient for small-space stable operation comprises a support long rod and a support square barrel, wherein a support cross beam is arranged on the side surface of the support long rod, a first rail is arranged on the lower surface of the support cross beam, rack-shaped long grooves are formed in two inner bottom walls of the first rail, a second limiting column is rotatably connected to the inner side surface of the support square barrel, a second gear is arranged at one end of the second limiting column, a first electric hoist is arranged at the bottom of the support square barrel, a support box is arranged on the outer side surface of the support square barrel, a stepping motor is arranged on the inner side wall of the support box, a speed reducer is arranged at the output end of the stepping motor, a connecting shaft is arranged at one end of the speed reducer, a first gear is arranged at one end of the connecting shaft, the support long rod is slidably connected with the support square barrel, and the number of the rack-shaped long grooves is two, the second gear is meshed with a second rack-shaped long groove, and the first gear is meshed with a first rack-shaped long groove; the side of supporting the stock is provided with the support column, the surface sliding connection of support column has half the shape stock of returning, the bottom of half the shape stock of returning is provided with the second and removes the main part, the bottom of supporting the stock is provided with first removal main part, top one side of first removal main part is provided with half a long section of thick bamboo backup pad, half a long section of thick bamboo backup pad removes main part sliding connection with the second.

Optionally, the inside of the support long rod is provided with a door-shaped support long plate, the support cross beam is respectively fixedly connected with the first rail and the door-shaped support long plate, and the second limit column penetrates through part of the support square tube.

Optionally, the side of the support long rod is provided with a connection long rod, the side of the connection long rod is provided with a semi-support long tube, and the semi-support long tube is connected with the support box in a sliding manner.

Optionally, the first electric hoist and the stepping motor are both electrically connected with a power supply, a single-face arc-shaped supporting plate is arranged on the inner bottom wall of the supporting box, and the single-face arc-shaped supporting plate is rotatably connected with the speed reducer.

Optionally, the connecting shaft penetrates through the supporting square barrel, the connecting shaft is rotatably connected with the supporting square barrel, and the first gear and the second gear are both movably connected with the supporting square barrel.

Optionally, the side of the support long rod is provided with a limit long plate, one end of the support square barrel is provided with a connection long barrel, the connection long barrel is fixedly connected with the first electric hoist, and the connection long barrel is respectively connected with the limit long plate and the first track in a sliding manner.

Optionally, the half-long cylinder support plate penetrates through the first movable main body, a third limiting groove is formed in the half-square long rod, a limiting disc is arranged at one end of the support column, and the limiting disc is connected with the third limiting groove in a sliding mode.

Optionally, the outer surface of the support column is respectively provided with a first limit groove and a second limit groove, the internal thread of the first limit groove is connected with a first limit column, and the first limit column is respectively connected with the second limit groove and the half-square long rod thread.

(III) advantageous effects

The utility model provides a gantry crane convenient to operation is stabilized in little space possesses following beneficial effect:

1. this gantry crane convenient to operation is stabilized in little space, setting through spacing long slab, make this gantry crane convenient to operation is stabilized in little space possess and prevented that first electric block from taking place the effect of rocking at the in-process that removes, through first gear, the cooperation setting of rack-shaped elongated slot and second gear, the in-process that uses can make the slow steady removal of first electric block, thereby played and avoided making its effect of taking place the deviation with the assigned position because of moving at the excessive speed when the first electric block of small-scale removal, and then played and made first electric block remove the effect that the accuracy is high, convenient operation purpose is stabilized in little space has been reached.

2. This gantry crane convenient to little space stability operation, the setting of through door font support rectangular slab, make this gantry crane convenient to little space stability operation possess the effect that increases support stock and supporting beam rigidity, cooperation setting through support column and first spacing post, can increase half shape stock and support the distance between the stock at the in-process that uses, thereby played the effect that increases the support stock stationarity, and then played and avoided the support stock to make the effect that this device falls to ground because of the slope, the high purpose of security has been reached.

Drawings

FIG. 1 is a schematic view of the front perspective structure of the present invention;

FIG. 2 is a first front sectional view of the present invention;

FIG. 3 is a second front sectional view of the present invention;

FIG. 4 is a first side view of the cross-sectional structure of the present invention;

fig. 5 is a schematic side view of the cross-sectional structure of the present invention.

In the figure: 1. a support box; 2. connecting a long rod; 3. a semi-supported long cylinder; 4. a first limit groove; 5. a half-square long rod; 6. a long support rod; 7. a first moving body; 8. a half-length cylinder support plate; 9. a second moving body; 10. a limiting disc; 11. a first limit post; 12. a first electric hoist; 13. a connecting shaft; 14. connecting the long cylinder; 15. a first gear; 16. supporting the square cylinder; 17. a long limiting plate; 18. a rack-shaped elongated slot; 19. a first track; 20. a support beam; 21. A second limit post; 22. a speed reducer; 23. a single-sided arc-shaped support plate; 24. a second limit groove; 25. a support long plate shaped like a Chinese character 'men'; 26. a second gear; 27. a stepping motor; 28. a support pillar; 29. and a third limiting groove.

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.

Example 1

Referring to fig. 1 to 4, the present invention provides a technical solution: a portal crane convenient for small-space stable operation comprises a long supporting rod 6 and a square supporting barrel 16, wherein a supporting beam 20 is arranged on the side surface of the long supporting rod 6, a first rail 19 is arranged on the lower surface of the supporting beam 20, rack-shaped long grooves 18 are formed in two inner bottom walls of the first rail 19, a second limiting column 21 is rotatably connected to the inner side surface of the square supporting barrel 16, a second gear 26 is arranged at one end of the second limiting column 21, a first electric hoist 12 is arranged at the bottom of the square supporting barrel 16, a supporting box 1 is arranged on the outer side surface of the square supporting barrel 16, a stepping motor 27 is arranged on the inner side wall of the supporting box 1, a speed reducer 22 is arranged at the output end of the stepping motor 27, a connecting shaft 13 is arranged at one end of the speed reducer 22, a first gear 15 is arranged at one end of the connecting shaft 13, the long supporting rod 6 is slidably connected with the square supporting barrel 16, and the number of the rack-shaped long grooves 18 is two, the second gear 26 is engaged with the second rack-shaped long groove 18, the first gear 15 is engaged with the first rack-shaped long groove 18, the support long rod 6 is internally provided with a door-shaped support long plate 25, the support cross beam 20 is respectively fixedly connected with the first track 19 and the door-shaped support long plate 25, the second limit column 21 penetrates through part of the support square barrel 16, the side surface of the support long rod 6 is provided with a connecting long rod 2, the side surface of the connecting long rod 2 is provided with a half support long barrel 3, the half support long barrel 3 is in sliding connection with the support box 1, the first electric hoist 12 and the stepping motor 27 are both electrically connected with a power supply, the inner bottom wall of the support box 1 is provided with a single-sided arc support plate 23, the single-sided arc support plate 23 is rotatably connected with a speed reducer 22, the connecting shaft 13 penetrates through the support square barrel 16, the connecting shaft 13 is rotatably connected with the support square barrel 16, the first gear 15 and the second gear 26 are both movably connected with the support square barrel 16, the side of the long supporting rod 6 is provided with a limit long plate 17, one end of the square supporting cylinder 16 is provided with a long connecting cylinder 14, the long connecting cylinder 14 is fixedly connected with the first electric hoist 12, and the long connecting cylinder 14 is respectively connected with the limit long plate 17 and the first track 19 in a sliding manner.

When the electric hoist is used, the stepping motor 27 is rotated, the speed reducer 22 is rotated along the single-sided arc-shaped supporting plate 23, the connecting shaft 13 is rotated along the supporting square barrel 16, the first gear 15 is rotated along the first rack-shaped long groove 18 under the meshing action of the first gear 15 and the first rack-shaped long groove 18, the supporting box 1 slides along the semi-supporting long barrel 3, the supporting square barrel 16 slides along the supporting cross beam 20, the first rail 19 and the limiting long plate 17 respectively, the limiting long plate 17 can prevent the first electric hoist 12 from shaking in the moving process, the connecting long barrel 14 slides along the limiting long plate 17 and the first rail 19 respectively, the second gear 26 is rotated along the second rack-shaped long groove 18 under the meshing action of the second gear 26 and the second rack-shaped long groove 18, the second limiting column 21 rotates along the supporting square barrel 16, the first electric hoist 12 moves, and at the moment, the first gear 15, the second gear, the first gear and the first electric hoist rotate along the first rack-shaped long groove 18, Under the action of the rack-shaped long groove 18 and the second gear 26, the first electric hoist 12 can slowly and stably move, so that the first electric hoist 12 can be prevented from deviating from a specified position due to too fast movement in a small-range movement, the movement accuracy of the first electric hoist 12 is high, and the device can conveniently and stably operate in a small space.

Example 2

Referring to fig. 1, fig. 2 and fig. 5, the present invention provides a technical solution: a portal crane convenient for stable operation in small space comprises a long supporting rod 6, a supporting column 28 is arranged on the side surface of the long supporting rod 6, a half-square long rod 5 is connected to the outer surface of the supporting column 28 in a sliding manner, a second moving main body 9 is arranged at the bottom of the half-square long rod 5, a first moving main body 7 is arranged at the bottom of the long supporting rod 6, a half-long cylinder supporting plate 8 is arranged on one side of the top of the first moving main body 7, the half-long cylinder supporting plate 8 is connected with the second moving main body 9 in a sliding manner, the half-long cylinder supporting plate 8 penetrates through the first moving main body 7, a third limiting groove 29 is arranged in the half-square long rod 5, a limiting disc 10 is arranged at one end of the supporting column 28, the limiting disc 10 is connected with the third limiting groove 29 in a sliding manner, a first limiting groove 4 and a second limiting groove 24 are respectively arranged on the outer surface of the supporting column 28, a first limiting column 11 is connected with the inner thread of the first limiting groove 4, the first limit post 11 is respectively in threaded connection with the second limit groove 24 and the half-square long rod 5.

When in use, the door-shaped support long plate 25 can increase the rigidity of the support long rod 6 and the support cross beam 20 in the using process of the device, the first limit post 11 is rotated to separate the first limit post 11 from the second limit groove 24 and the half-clip long rod 5 respectively, the half-clip long rod 5 is pulled to slide along the support post 28, the limit plate 10 slides along the third limit groove 29, the second movable main body 9 slides along the half-clip support plate 8, when the limit plate 10 slides to one end of the third limit groove 29, the first limit post 11 is inserted into the first limit post 11 along the half-clip long rod 5 to lead the first limit post 11 to be respectively in threaded connection with the half-clip long rod 5 and the first limit groove 4, and the distance between the half-clip long rod 5 and the support long rod 6 can be increased, the stability of the support long rod 6 can be increased, and the support long rod 6 can avoid the device from being inverted to the ground due to inclination, the device has high safety.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a gantry crane convenient to operation is stabilized in little space, includes support stock (6) and support square tube (16), its characterized in that: the side of the long supporting rod (6) is provided with a supporting beam (20), the lower surface of the supporting beam (20) is provided with a first rail (19), two inner bottom walls of the first rail (19) are respectively provided with a rack-shaped long groove (18), the inner side surface of the supporting square tube (16) is rotatably connected with a second limiting column (21), one end of the second limiting column (21) is provided with a second gear (26), the bottom of the supporting square tube (16) is provided with a first electric hoist (12), the outer side surface of the supporting square tube (16) is provided with a supporting box (1), the inner side wall of the supporting box (1) is provided with a stepping motor (27), the output end of the stepping motor (27) is provided with a speed reducer (22), one end of the speed reducer (22) is provided with a connecting shaft (13), one end of the connecting shaft (13) is provided with a first gear (15), the long supporting rod (6) is connected with the square supporting barrel (16) in a sliding mode, the number of the rack-shaped long grooves (18) is two, the second gear (26) is meshed with the second rack-shaped long groove (18), and the first gear (15) is meshed with the first rack-shaped long groove (18); the side of supporting stock (6) is provided with support column (28), the surface sliding connection of support column (28) has half shape stock (5) of returning, the bottom of half shape stock (5) of returning is provided with second removal main part (9), the bottom of supporting stock (6) is provided with first removal main part (7), top one side of first removal main part (7) is provided with half long section of thick bamboo backup pad (8), half long section of thick bamboo backup pad (8) and second removal main part (9) sliding connection.

2. The gantry crane for facilitating stable operation in a small space according to claim 1, wherein: the inside of supporting long pole (6) is provided with door font and supports long slab (25), supporting beam (20) respectively with first track (19) and door font support long slab (25) fixed connection, spacing post of second (21) run through in partial support square tube (16).

3. The gantry crane for facilitating stable operation in a small space according to claim 1, wherein: the side of supporting long rod (6) is provided with connecting long rod (2), the side of connecting long rod (2) is provided with half supporting long cylinder (3), half supporting long cylinder (3) and supporting box (1) sliding connection.

4. The gantry crane for facilitating stable operation in a small space according to claim 1, wherein: first electric block (12) and step motor (27) all with power electric connection, the inner diapire of supporting box (1) is provided with single face arc backup pad (23), single face arc backup pad (23) and speed reducer (22) are rotated and are connected.

5. The gantry crane for facilitating stable operation in a small space according to claim 1, wherein: the connecting shaft (13) penetrates through the supporting square barrel (16), the connecting shaft (13) is rotatably connected with the supporting square barrel (16), and the first gear (15) and the second gear (26) are movably connected with the supporting square barrel (16).

6. The gantry crane for facilitating stable operation in a small space according to claim 1, wherein: the side of supporting stock (6) is provided with spacing long slab (17), the one end of supporting square tube (16) is provided with connects long section of thick bamboo (14), connect long section of thick bamboo (14) and first electric block (12) fixed connection, connect long section of thick bamboo (14) respectively with spacing long slab (17) and first track (19) sliding connection.

7. The gantry crane for facilitating stable operation in a small space according to claim 1, wherein: half a long section of thick bamboo backup pad (8) run through in first removal main part (7), third spacing groove (29) have been seted up to the inside of half shape stock (5) of returning, the one end of support column (28) is provided with spacing dish (10), spacing dish (10) and third spacing groove (29) sliding connection.

8. The gantry crane for facilitating stable operation in a small space according to claim 1, wherein: first spacing groove (4) and second spacing groove (24) have been seted up respectively to the surface of support column (28), the internal thread of first spacing groove (4) is connected with first spacing post (11), first spacing post (11) respectively with second spacing groove (24) and half shape stock (5) threaded connection that returns.