CN212101732U - Double-electric-hoist truss portal crane - Google Patents

Double-electric-hoist truss portal crane Download PDF

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Publication number
CN212101732U
CN212101732U CN202020768351.8U CN202020768351U CN212101732U CN 212101732 U CN212101732 U CN 212101732U CN 202020768351 U CN202020768351 U CN 202020768351U CN 212101732 U CN212101732 U CN 212101732U
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China
Prior art keywords
moving mechanism
rotating shaft
bevel gear
electric
truss
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CN202020768351.8U
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Chinese (zh)
Inventor
高国志
高胜利
王东丽
杨涛
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Henan Heavy Industry Crane Co ltd
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Henan Heavy Industry Crane Co ltd
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Priority to CN202020768351.8U priority Critical patent/CN212101732U/en
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Abstract

The utility model discloses a two electric block truss gantry cranes, including first moving mechanism, track and support frame, first moving mechanism's bottom is provided with the track, and the support frame is installed at first moving mechanism's top, first moving mechanism's inboard is fixed with first device storehouse, and the spout has been seted up at the inside top in first device storehouse. This kind of two electric block truss gantry cranes passes through the threaded connection between lead screw and the movable block, and sliding connection between spout and the slider, the connecting rod respectively with the movable block with the articulated between the steadying plate, sliding connection between steadying plate and the first device storehouse, make operating personnel can rotate through control servo motor and make steadying plate remove downwards and with ground contact, thereby guarantee its stability at the in-process of lifting by crane, and can constantly clear up the position of advancing of first moving mechanism, and can make things convenient for operating personnel to carry out dismouting to the electric block main part and overhaul.

Description

Double-electric-hoist truss portal crane
Technical Field
The utility model relates to a hoist technical field specifically is a two electric block truss gantry cranes.
Background
In commodity circulation and industrial production, often need lift by crane or short distance transport the transfer to the great object of volume and weight, this just needs to utilize the hoist to lift by crane or short distance transport the transfer to it, to different service environment and demand, the hoist type that uses is also different, lift by crane and short distance transport to partial super large object transfer just need use gantry crane, two electric block truss gantry crane are one kind in the gantry crane, traditional truss gantry crane can satisfy people's user demand basically, but still have certain problem, concrete problem is as follows:
1. when the existing truss portal crane is used for hoisting objects, the supporting part of the existing truss portal crane usually only depends on the moving part at the bottom of the existing truss portal crane, and the contact surface between the moving part and the ground is small, so that the existing truss portal crane is easy to slip, and the stability is easy to be insufficient;
2. when the existing truss portal crane is used, when objects are transported and transferred in a short distance, the objects are often moved by matching of the guide rail and the moving part, but if the objects are not cleaned in time on the guide rail, the guide rail and the moving part are easily damaged by hard objects;
3. when the existing truss portal crane is used, because the weight of a hoisting object is large, the electric hoist part needs to be frequently disassembled and overhauled, and the electric hoist part is often fixed together with the transverse adjusting part, so that the maintenance is troublesome.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two electric block truss gantry crane to it is not enough with the less stability of ground contact surface to solve the current two electric block truss gantry crane who provides in the above-mentioned background art when lifting by crane its supporting part, has part stereoplasm object to cause the damage to guide rail and moving part on the guide rail easily, and comparatively troublesome problem when electric block part overhauls.
In order to achieve the above object, the utility model provides a following technical scheme: a double-electric-hoist truss portal crane comprises a first moving mechanism, a track and a supporting frame, wherein the track is arranged at the bottom of the first moving mechanism, the supporting frame is installed at the top of the first moving mechanism, a first device bin is fixed on the inner side of the first moving mechanism, a sliding groove is formed in the top of the inner portion of the first device bin, a sliding block is installed inside the sliding groove, a movable block is fixed at the bottom of the sliding block, a servo motor is installed at one end of the first device bin, second device bins are fixed at two ends of the first moving mechanism, a first rotating shaft is installed on an inner wall bearing of each second device bin, a second rotating shaft is installed on a top bearing of the inner portion of each second device bin, a third rotating shaft is installed on a bearing of one end, far away from the first moving mechanism, of each second device bin, penetrates through the second device bins, and a third bevel gear main body is fixed at one end, close to the second device bins, of the third rotating shaft, and the outside that third bevel gear main part one end was kept away from in the third pivot is installed the elasticity brush, the inboard welding of support frame has the truss main part, and the inboard welding of truss main part has the slide bar, the bottom of slide bar is provided with second moving mechanism, and the mounting hole has been seted up to second moving mechanism's bottom.
Preferably, the bottom of the movable block is hinged with a connecting rod, and the bottom end of the connecting rod is hinged with a stabilizing plate penetrating through the first device bin.
Preferably, the output end of the servo motor is connected with a screw rod, and the screw rod penetrates through the movable block.
Preferably, the rollers are fixedly sleeved on the outer sides of the first rotating shaft close to the two ends, and the first bevel gear body is mounted in the middle of the outer side of the first rotating shaft.
Preferably, a first half bevel gear is fixedly sleeved on the outer side of the second rotating shaft close to the top end, a second half bevel gear is mounted on the outer side of the second rotating shaft close to the bottom end, and a second bevel gear main body is fixedly arranged at the bottom end of the second rotating shaft.
Preferably, the internally mounted of mounting hole has the mounting panel, and the bottom of mounting panel is fixed with the electric block main part, the both ends of mounting hole bottom are provided with the screw rod, and the screw rod runs through the mounting panel.
Compared with the prior art, the beneficial effects of the utility model are that: the double electric hoist truss portal crane;
1. through the threaded connection between the screw rod and the movable block and the sliding connection between the sliding chute and the sliding block, the connecting rod is respectively hinged with the movable block and the stabilizing plate, and the sliding connection between the stabilizing plate and the first device bin enables an operator to control the servo motor to rotate so that the stabilizing plate moves downwards and is in contact with the ground, and therefore the stability of the operator in the hoisting process is guaranteed;
2. through the meshing connection between the first bevel gear body and the second bevel gear body, when the first moving mechanism moves to drive the first rotating shaft to rotate, the first half bevel gear and the second half bevel gear can be in meshing connection with the third bevel gear body intermittently, and then the third rotating shaft can drive the elastic brush to rotate in a reciprocating manner, so that the advancing position of the first moving mechanism is continuously cleaned;
3. through the sliding connection between mounting panel and the mounting hole to and the connection of screw rod between mounting panel and the second moving mechanism, be detachable module between mounting panel and the electric block main part, make things convenient for operating personnel to carry out dismouting maintenance to the electric block main part.
Drawings
FIG. 1 is a schematic sectional view of the front view of the present invention;
fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;
FIG. 4 is a schematic side sectional view of the present invention;
fig. 5 is an enlarged schematic view of fig. 4 at C according to the present invention;
fig. 6 is a schematic side view of the first device chamber of the present invention.
In the figure: 1. a first moving mechanism; 2. a track; 3. a support frame; 4. a first device bin; 5. a chute; 6. a slider; 7. a movable block; 8. a connecting rod; 9. a stabilizing plate; 10. a servo motor; 11. a screw rod; 12. a second device bin; 13. a first rotating shaft; 14. a drum; 15. a first bevel gear body; 16. a second rotating shaft; 17. a first half bevel gear; 18. a second half bevel gear; 19. a second bevel gear body; 20. a third rotating shaft; 21. a third bevel gear body; 22. an elastic brush; 23. a truss body; 24. a slide bar; 25. a second moving mechanism; 26. mounting holes; 27. mounting a plate; 28. an electric hoist main body; 29. a screw.
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. 1-6, the present invention provides a technical solution: a double-electric-hoist truss portal crane comprises a first moving mechanism 1, a track 2 and a support frame 3, wherein the track 2 is arranged at the bottom of the first moving mechanism 1, the support frame 3 is installed at the top of the first moving mechanism 1, a first device bin 4 is fixed on the inner side of the first moving mechanism 1, a sliding groove 5 is formed in the top of the inner part of the first device bin 4, a sliding block 6 is installed in the sliding groove 5, and a movable block 7 is fixed at the bottom of the sliding block 6;
the bottom of the movable block 7 is hinged with a connecting rod 8, the bottom end of the connecting rod 8 is hinged with a stabilizing plate 9 penetrating through the first device bin 4, and the stabilizing plate 9 and the first device bin 4 form a relative sliding structure, so that when the movable block 7 moves in opposite directions to drive the connecting rod 8 to rotate in opposite directions, the stabilizing plate 9 can move up and down along with the connecting rod, when the stabilizing plate 9 moves to a position tightly attached to the ground, the ground grabbing force can be increased, and the instability possibly caused by shaking in the lifting process is ensured;
one end of the first device bin 4 is provided with a servo motor 10, and the type of the servo motor 10 can be 57CM 30;
the output end of the servo motor 10 is connected with a screw rod 11, the screw rod 11 penetrates through the movable blocks 7, the screw rod 11 is in threaded connection with the movable blocks 7, and the thread directions on the outer sides of the two ends of the screw rod 11 are opposite, so that when the servo motor 10 rotates, the two groups of movable blocks 7 can be driven to move in opposite directions;
two ends of the first moving mechanism 1 are fixed with second device bins 12, and the inner wall of the second device bins 12 is provided with a first rotating shaft 13 in a bearing way;
the outer sides of the first rotating shaft 13 close to the two ends are fixedly sleeved with rollers 14, a first bevel gear body 15 is mounted in the middle of the outer side of the first rotating shaft 13, the first rotating shaft 13 and the second device bin 12 form a relative rotating structure, and the rollers 14 are tightly attached to the track 2, so that the first rotating shaft 13 can be driven to rotate when the first moving mechanism 1 moves;
a second rotating shaft 16 is mounted at the top bearing inside the second device bin 12;
a first half bevel gear 17 is fixedly sleeved on the outer side of the second rotating shaft 16 close to the top end, a second half bevel gear 18 is mounted on the outer side of the second rotating shaft 16 close to the bottom end, a second bevel gear main body 19 is fixedly arranged at the bottom end of the second rotating shaft 16, the second bevel gear main body 19 is in meshed connection with the first bevel gear main body 15, and a relative rotating structure is formed between the second rotating shaft 16 and the second device bin 12, so that the second rotating shaft 16 can be driven to rotate when the first rotating shaft 13 rotates, the first half bevel gear 17 and the second half bevel gear 18 on the first rotating shaft rotate along with the second rotating shaft, the first rotating shaft 16 and the second half bevel gear 18 are in meshed connection with the third bevel gear main body 21 intermittently, the third rotating shaft 20 and the elastic brush 22 are driven to rotate in a reciprocating mode;
a third rotating shaft 20 is mounted on a bearing at one end of the second device bin 12, which is far away from the first moving mechanism 1, and the third rotating shaft 20 penetrates through the second device bin 12, a third bevel gear main body 21 is fixed at one end of the third rotating shaft 20, which is close to the second device bin 12, an elastic brush 22 is mounted on the outer side of one end of the third rotating shaft 20, which is far away from the third bevel gear main body 21, a truss main body 23 is welded on the inner side of the support frame 3, a sliding rod 24 is welded on the inner side of the truss main body 23, a second moving mechanism 25 is arranged at the bottom of the sliding rod 24, and a mounting hole 26 is formed at the bottom of the;
the internally mounted of mounting hole 26 has mounting panel 27, and the bottom of mounting panel 27 is fixed with electric block main part 28, the both ends of mounting hole 26 bottom are provided with screw rod 29, and screw rod 29 runs through mounting panel 27, the side cross-sectional shape of mounting hole 26 and mounting panel 27 all is "T" shape, and mounting panel 27 and mounting hole 26 constitute relative sliding structure, make operating personnel remove the spacing fixed back between mounting panel 27 and the second moving mechanism 25 through twisting screw rod 29, can dismantle it through sliding mounting panel 27, and then make things convenient for operating personnel to overhaul it.
The working principle is as follows: when the double-electric-hoist truss portal crane is used, the device is powered on, the servo motor 10 is controlled to drive the screw rod 11 to rotate in the forward direction, the screw rod 11 can drive the two groups of movable blocks 7 to move towards the middle position through the sliding connection between the sliding block 6 and the sliding chute 5 and the threaded connection between the movable blocks 7 and the screw rod 11, the thread directions on the outer sides of the two ends of the screw rod 11 are opposite, when the screw rod 11 rotates in the forward direction, the connecting rod 8 is respectively hinged with the movable blocks 7 and the stabilizing plate 9, and the stabilizing plate 9 is connected with the first device bin 4 in a sliding manner, so that the stabilizing plate 9 can move downwards at the moment, the servo motor 10 is controlled to continuously rotate until the stabilizing plate 9 is tightly attached to the ground, the friction between the device and the ground is greatly increased, the problem that the stability is insufficient due to the slippage of the first moving mechanism 1 in the hoisting process is avoided, the second moving mechanism 25 is controlled, the electric hoist main body 28 is controlled to move the hook on the electric hoist main body downwards and lift the hook and an object to be lifted to a proper height, the servo motor 10 is controlled to rotate reversely to drive the stabilizing plate 9 to be released from contact with the ground, when the short-distance movement is required, the device is driven to move along the track 2 by traction or self-drive of the first moving mechanism 1, the roller 14 can drive the first rotating shaft 13 to rotate through close fit of the roller 14 and the track 2 when the first moving mechanism 1 moves, the second rotating shaft 16 can rotate along with the first rotating shaft through meshing connection between the first bevel gear main body 15 and the second bevel gear main body 19, the first half bevel gear 17 and the second half bevel gear 18 are connected with the third bevel gear main body 21 in an intermittent manner, and when the first half bevel gear 17 is connected with the third rotating shaft 20 in a meshing manner, the third rotating shaft 20 can be driven to rotate forwards, when second half bevel gear 18 is connected with the meshing of third pivot 20, third pivot 20 can the antiport, and then make third pivot 20 can drive the continuous reciprocating rotation of elasticity brush 22, and then make elasticity brush 22 can constantly sweep to the track 2, when needing to dismantle the maintenance to electric block main part 28, twist off screw rod 29 from second moving mechanism 25 and mounting panel 27, through the sliding connection between mounting panel 27 and the mounting hole 26, slide away electric block main part 28 and mounting panel 27 from the inside of mounting hole 26 and can accomplish the dismantlement, very convenient and fast.
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 (6)

1. The utility model provides a two electric block truss gantry cranes, includes first moving mechanism (1), track (2) and support frame (3), its characterized in that: the bottom of the first moving mechanism (1) is provided with a track (2), the top of the first moving mechanism (1) is provided with a support frame (3), the inner side of the first moving mechanism (1) is fixed with a first device bin (4), the top of the inner part of the first device bin (4) is provided with a sliding chute (5), the inner part of the sliding chute (5) is provided with a sliding block (6), the bottom of the sliding block (6) is fixed with a movable block (7), one end of the first device bin (4) is provided with a servo motor (10), the two ends of the first moving mechanism (1) are fixed with a second device bin (12), the inner wall of the second device bin (12) is provided with a bearing of a first rotating shaft (13), the top bearing of the inner part of the second device bin (12) is provided with a second rotating shaft (16), one end of the second device bin (12) far away from the first moving mechanism (1) is provided with a bearing of a third rotating shaft (20), and third pivot (20) run through second device storehouse (12), the one end that third pivot (20) are close to second device storehouse (12) is fixed with third bevel gear main part (21), and third pivot (20) keep away from the outside of third bevel gear main part (21) one end and install elasticity brush (22), the inboard welding of support frame (3) has truss main part (23), and the inboard welding of truss main part (23) has slide bar (24), the bottom of slide bar (24) is provided with second moving mechanism (25), and mounting hole (26) have been seted up to the bottom of second moving mechanism (25).
2. The double-electric-hoist truss portal crane according to claim 1, characterized in that: the bottom of the movable block (7) is hinged with a connecting rod (8), and the bottom end of the connecting rod (8) is hinged with a stabilizing plate (9) which penetrates through the first device bin (4).
3. The double-electric-hoist truss portal crane according to claim 1, characterized in that: the output end of the servo motor (10) is connected with a screw rod (11), and the screw rod (11) penetrates through the movable block (7).
4. The double-electric-hoist truss portal crane according to claim 1, characterized in that: the outer sides of the first rotating shaft (13) close to the two ends are sleeved with rollers (14) fixedly, and a first bevel gear body (15) is installed in the middle of the outer side of the first rotating shaft (13).
5. The double-electric-hoist truss portal crane according to claim 1, characterized in that: the outer side of the second rotating shaft (16) close to the top end is sleeved with and fixed with a first half bevel gear (17), the outer side of the second rotating shaft (16) close to the bottom end is provided with a second half bevel gear (18), and the bottom end of the second rotating shaft (16) is fixed with a second bevel gear main body (19).
6. The double-electric-hoist truss portal crane according to claim 1, characterized in that: the internally mounted of mounting hole (26) has mounting panel (27), and the bottom of mounting panel (27) is fixed with electric block main part (28), the both ends of mounting hole (26) bottom are provided with screw rod (29), and screw rod (29) run through mounting panel (27).
CN202020768351.8U 2020-05-11 2020-05-11 Double-electric-hoist truss portal crane Active CN212101732U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020768351.8U CN212101732U (en) 2020-05-11 2020-05-11 Double-electric-hoist truss portal crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020768351.8U CN212101732U (en) 2020-05-11 2020-05-11 Double-electric-hoist truss portal crane

Publications (1)

Publication Number Publication Date
CN212101732U true CN212101732U (en) 2020-12-08

Family

ID=73617585

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020768351.8U Active CN212101732U (en) 2020-05-11 2020-05-11 Double-electric-hoist truss portal crane

Country Status (1)

Country Link
CN (1) CN212101732U (en)

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