CN214495486U - Gantry crane with windproof rail clamping structure - Google Patents

Gantry crane with windproof rail clamping structure Download PDF

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Publication number
CN214495486U
CN214495486U CN202120771713.3U CN202120771713U CN214495486U CN 214495486 U CN214495486 U CN 214495486U CN 202120771713 U CN202120771713 U CN 202120771713U CN 214495486 U CN214495486 U CN 214495486U
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China
Prior art keywords
rail
plate
sides
driving
clamping
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CN202120771713.3U
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Chinese (zh)
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赵进喜
姬红艳
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Henan Zhenniu Crane Group Co ltd
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Henan Zhenniu Crane Group Co ltd
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Abstract

The utility model discloses a gantry crane with prevent wind and press from both sides rail structure, including support frame, crane span structure and driving car, the vertical support frame of installing in both sides at crane span structure both ends, and the lower extreme of the positive one side of support frame installs the PLC controller, the intermediate position department of crane span structure bottom installs the rail, and the top at rail both ends is provided with the driving car, the fixed plate is installed at the both ends on driving car both sides top, and the fixed plate bottom one side of keeping away from the driving car has seted up the mounting groove, the inside one side that is close to the driving car of mounting groove is provided with the brush, fixed knot constructs the one side of keeping away from the driving car in the fixed plate. The utility model discloses a be provided with and press from both sides rail mechanism, servo motor starts to drive two-way threaded rod rotatory, and the connecting rod drives splint and is close to each other under the effect of thread block, and the inboard and the rail laminating of splint make the driving vehicle fixed, prevent that the driving vehicle from sliding under the effect of wind and leading to the condition that the goods squinted to appear, effectively improved discharge efficiency.

Description

Gantry crane with windproof rail clamping structure
Technical Field
The utility model relates to a hoist technical field specifically is a gantry crane with prevent wind and press from both sides rail structure.
Background
The gantry crane is a deformation of a bridge crane, is called a gantry crane, is mainly used for loading and unloading operations of outdoor goods yards, stock yards and bulk goods, is widely used due to the advantages of high site utilization rate, large operation range, wide application range, strong universality and the like, but the existing gantry crane still has the following problems or defects:
first, most of gantry cranes do not have in the existing market and prevent wind and press from both sides the rail structure, receive the wind-force effect when leading to the hoist to hoist the goods, make the goods drive the drive dolly and remove easily, cause the goods skew.
Secondly, most of gantry cranes in the current market need to clean the track manually at regular time, and a large amount of manpower and material resources are consumed.
Third, the lifting rope drops easily before the goods is hoisted completely to most gantry cranes in the existing market, leads to the staff to hang the lifting rope again, complex operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gantry crane with prevent wind and press from both sides rail structure to solve easy skew, the artifical problem of wasting time and energy and the lifting rope easily drops that cleans that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a portal crane with a windproof rail clamping structure comprises a support frame, a bridge frame and a driving vehicle, wherein the support frame is vertically arranged on two sides of two ends of the bridge frame, a PLC (programmable logic controller) is arranged at the lower end of one side of the front surface of the support frame, a steel rail is arranged in the middle of the bottom end of the bridge frame, driving vehicles are arranged at the top ends of two ends of the steel rail, fixing plates are arranged at two ends of the top ends of two sides of the driving vehicle, a mounting groove is formed in one side, away from the driving vehicle, of the bottom end of each fixing plate, a hairbrush is arranged in the mounting groove on one side, close to the driving vehicle, of the mounting groove, and the fixing structure is arranged on one side, away from the driving vehicle, of each fixing plate;
support plates are arranged on two sides of the bottom end of the driving vehicle, and the rail clamping mechanism is arranged on one side, far away from the driving vehicle, of the anti-falling structure;
the rail clamping mechanism comprises a servo motor, the servo motor is arranged on one side of the support plate, which is far away from the driving vehicle, a bidirectional threaded rod rotatably connected with the support plate is mounted at the output end of the servo motor, threaded blocks matched with the bidirectional threaded rod are sleeved on two sides of the surface of the bidirectional threaded rod, a connecting rod is mounted at the top end of each threaded block, and a clamping plate is mounted at the top end of each connecting rod;
the middle position department of drive car bottom installs the connecting plate, and the both sides of connecting plate bottom install four mounting panels, the both sides that mounting panel one end was kept away from to the connecting plate bottom are installed driving motor, and driving motor's output installs the hoist section of thick bamboo of being connected with the mounting panel rotation, the surface winding of mounting panel has the steel cable, and the bottom of steel cable is provided with the couple, anti-drop structure sets up in the both ends of couple.
Preferably, the fixed knot constructs including rubber strip, movable plate, screw thread seat and lead screw, the screw thread seat sets up in one side that the drive car was kept away from to the fixed plate, and the inside of screw thread seat runs through the lead screw that has and screw thread seat phase match, the lead screw extends to the inside one end of mounting groove and rotates and be connected with the movable plate, and the movable plate is close to the lower extreme and the upper end of brush one side and installs the rubber strip.
Preferably, the anti-drop structure includes screw hole, fender rod and bolt, the top at couple both ends articulates there is the fender rod, the screw hole is seted up to one side at couple both ends, and the inside of screw hole runs through have with screw hole assorted bolt.
Preferably, the longitudinal cross section of the rubber strip is semicircular, and the rubber strip is symmetrically distributed about the transverse central axis of the moving plate.
Preferably, a sliding groove is formed in one side, far away from the driving vehicle, of the support plate, a sliding block matched with the sliding groove is installed on one side, close to the support plate, of the threaded block, and the threaded block and the support plate form a sliding structure through sliding connection of the sliding block and the sliding groove.
Preferably, the clamp plate is C-shaped, and one side of the clamp plate close to the rail extends to the lower end and the upper end of one side of the rail.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the rail-mounted driving vehicle is provided with the servo motor, the steel rail, the driving vehicle, the sliding block, the sliding groove, the threaded block, the two-way threaded rod, the connecting rod and the clamping plate, the servo motor is started to drive the two-way threaded rod to rotate, the connecting rod drives the clamping plate to be close to each other under the action of the threaded block until the inner side of the clamping plate is attached to the steel rail, friction of the clamping plate and the steel rail is increased by a friction plate on the clamping plate, the driving vehicle is fixed, the situation that goods deviate due to sliding of the driving vehicle under the action of wind power is prevented, unloading efficiency is effectively improved, the stability of movement of the threaded block, the connecting rod and the clamping plate is improved by the sliding block and the sliding groove, and the clamping plate can be loosened by reverse rotation of the servo motor so as to be convenient for the driving vehicle to operate;
(2) the steel rail cleaning device is provided with the steel rail, the rubber strips, the moving plate, the threaded seats, the screw rods, the driving vehicle and the hairbrushes, the hairbrushes can clean the steel rail in the moving process, manual cleaning at regular time is not needed, the safety of workers is improved, meanwhile, manpower and material resources are saved, the screw rods are rotated, the screw rods drive the moving plate and the rubber strips to move towards the direction away from the hairbrushes under the action of the threaded seats, the hairbrushes can be conveniently taken down for cleaning or replacement, the cleaning efficiency is improved, the screw rods rotate in the opposite directions and can move towards the hairbrushes, the friction force generated when the hairbrushes are fixed is increased by the rubber strips, and the fastening performance is improved;
(3) through being provided with couple, screw hole, fender rod and bolt, lift up the fender rod after rotatory taking off the bolt, pass the lifting rope of goods with the couple, put down fender rod to normal position, pass the through-hole of fender rod with the bolt and twist the screw hole, prevent that the lifting rope from dropping before the goods lifts by crane completely, increased the convenience.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic side view of the cross-sectional structure of the present invention;
FIG. 3 is a schematic side view of the rail clamping mechanism of the present invention;
FIG. 4 is a side view of the protective structure of the present invention;
fig. 5 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;
fig. 7 is an enlarged schematic structural diagram of fig. 3C according to the present invention.
In the figure: 1. a PLC controller; 2. a steel cord; 3. hooking; 4. a hoisting drum; 5. a servo motor; 6. a steel rail; 7. a support frame; 8. a bridge frame; 9. a fixed structure; 901. a rubber strip; 902. moving the plate; 903. a threaded seat; 904. a screw rod; 10. a fixing plate; 11. driving the vehicle; 12. mounting a plate; 13. a drive motor; 14. a connecting plate; 15. an anti-drop structure; 1501. a threaded hole; 1502. a guard bar; 1503. a bolt; 16. mounting grooves; 17. a brush; 18. a slider; 19. a chute; 20. a support plate; 21. a thread block; 22. a bidirectional threaded rod; 23. a connecting rod; 24. and (4) clamping the plate.
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.
Example 1: referring to fig. 1-7, a gantry crane with a windproof rail clamping structure comprises a support frame 7, a bridge frame 8 and a driving vehicle 11, wherein the support frame 7 is vertically installed on two sides of two ends of the bridge frame 8, a PLC controller 1 is installed on the lower end of one side of the front surface of the support frame 7, the model of the PLC controller 1 can be CQM1H-CPU21, a steel rail 6 is installed in the middle of the bottom end of the bridge frame 8, the driving vehicle 11 is arranged on the top ends of the two ends of the steel rail 6, fixing plates 10 are installed on two ends of the top ends of the two sides of the driving vehicle 11, an installation groove 16 is formed in one side, far away from the driving vehicle 11, of the bottom end of each fixing plate 10, a brush 17 is arranged inside each installation groove 16 and near to the driving vehicle 11, and a fixing structure 9 is arranged on one side, far away from the driving vehicle 11, of each fixing plate 10;
support plates 20 are arranged on two sides of the bottom end of the driving vehicle 11, and the rail clamping mechanism is arranged on one side, far away from the driving vehicle 11, of the anti-falling structure 15;
a connecting plate 14 is installed in the middle of the bottom end of the driving vehicle 11, four mounting plates 12 are installed on two sides of the bottom end of the connecting plate 14, driving motors 13 are installed on two sides of the bottom end of the connecting plate 14, which are far away from one ends of the mounting plates 12, the model of each driving motor 13 can be LCDA257S, a winding drum 4 which is rotatably connected with the mounting plates 12 is installed at the output end of each driving motor 13, steel ropes 2 are wound on the surfaces of the mounting plates 12, hooks 3 are arranged at the bottom ends of the steel ropes 2, and anti-falling structures 15 are arranged at two ends of the hooks 3;
referring to fig. 1-7, the gantry crane with the windproof rail clamping structure further comprises a rail clamping mechanism, the rail clamping mechanism comprises a servo motor 5, the servo motor 5 is arranged on one side of the support plate 20 far away from the driving vehicle 11, the type of the servo motor 5 can be SY40-220, the output end of the servo motor 5 is provided with a bidirectional threaded rod 22 rotatably connected with the support plate 20, two sides of the surface of the bidirectional threaded rod 22 are sleeved with threaded blocks 21 matched with the bidirectional threaded rod 22, the top ends of the threaded blocks 21 are provided with connecting rods 23, and the top ends of the connecting rods 23 are provided with clamping plates 24;
a sliding groove 19 is formed in one side, away from the driving vehicle 11, of the support plate 20, a sliding block 18 matched with the sliding groove 19 is installed on one side, close to the support plate 20, of the threaded block 21, and the threaded block 21 and the support plate 20 form a sliding structure through sliding connection of the sliding block 18 and the sliding groove 19;
the clamping plate 24 is C-shaped, and one side of the clamping plate 24 close to the steel rail 6 extends to the lower part of the bottom end and the upper part of the top end of one side of the steel rail 6;
specifically, as shown in fig. 1, fig. 3, fig. 6 and fig. 7, the servo motor 5 is started to drive the bidirectional threaded rod 22 to rotate, the connecting rod 23 drives the clamping plate 24 to approach each other under the action of the threaded block 21 until the inner side of the clamping plate 24 is attached to the steel rail 6, friction plates on the clamping plate 24 increase friction force between the clamping plate 24 and the steel rail 6, so that the driving vehicle 11 is fixed, the situation that goods deviate due to sliding of the driving vehicle 11 under the action of wind power is prevented, the unloading efficiency is effectively improved, the slider 18 and the sliding groove 19 increase stability of movement of the threaded block 21, the connecting rod 23 and the clamping plate 24, and the clamping plate 24 can be loosened by reverse rotation of the servo motor 5 so as to drive the driving vehicle 11 to run.
Example 2: the fixed structure 9 is composed of a rubber strip 901, a moving plate 902, a threaded seat 903 and a screw rod 904, the threaded seat 903 is arranged on one side of the fixed plate 10 far away from the driving vehicle 11, the screw rod 904 matched with the threaded seat 903 penetrates through the interior of the threaded seat 903, one end of the screw rod 904 extending into the mounting groove 16 is rotatably connected with the moving plate 902, and the rubber strip 901 is arranged at the lower end and the upper end of the moving plate 902 close to one side of the hairbrush 17;
the longitudinal cross section of the rubber strip 901 is semicircular, and the rubber strip 901 is symmetrically distributed about the transverse central axis of the moving plate 902;
specifically, as shown in fig. 1 and 5, the screw rod 904 is rotated, the screw rod 904 drives the moving plate 902 and the rubber strip 901 to move in a direction away from the brush 17 under the action of the threaded seat 903, so that the brush 17 can be conveniently taken down for cleaning or replacement, the cleaning efficiency is improved, the screw rod 904 can move in a direction towards the brush 17 by rotating in the reverse direction, the rubber strip 901 increases the friction force when the brush 17 is fixed, and the fastening performance is improved.
Example 3: the anti-falling structure 15 is composed of a threaded hole 1501, a protective rod 1502 and a bolt 1503, the protective rod 1502 is hinged above two ends of the hook 3, the threaded hole 1501 is formed in one side of the two ends of the hook 3, and the bolt 1503 matched with the threaded hole 1501 penetrates through the interior of the threaded hole 1501;
specifically, as shown in fig. 1, 2 and 4, after the bolt 1503 is removed by rotation, the protective rod 1502 is lifted, the hook 3 is inserted through the lifting rope of the cargo, the protective rod 1502 is put down to the original position, and the bolt 1503 is inserted through the through hole of the protective rod 1502 and screwed into the threaded hole 1501, so that the lifting rope is prevented from falling off before the cargo is completely lifted, and convenience is improved.
The output end of the PLC 1 is electrically connected with the input ends of the servo motor 5 and the driving motor 13 through leads.
The working principle is as follows: the utility model discloses when using, at first remove about the drive car 11 and remove directly over the goods, driving motor 13 starts and drives two 4 subtend rotations of hoist section of thick bamboo, and steel cable 2 drives couple 3 and descends to the goods top, lifts up protective bar 1502 after rotatory taking off bolt 1503, will couple 3 lifting ropes that pass the goods, puts down protective bar 1502 to the normal position, passes the through-hole of protective bar 1502 and twists screw hole 1501 with bolt 1503, prevents that the lifting ropes from dropping before the goods lifts up completely, has increased the convenience.
Then, the driving motor 13 drives the hoisting drum 4 to oppositely rotate in the opposite direction to hoist the goods, the driving trolley 11 drives the goods to move to a unloading position, the servo motor 5 is started to drive the two-way threaded rod 22 to rotate, the connecting rod 23 drives the clamping plates 24 to mutually approach under the action of the threaded block 21 until the inner sides of the clamping plates 24 are attached to the steel rail 6, friction plates on the clamping plates 24 increase the friction force between the clamping plates 24 and the steel rail 6, the driving trolley 11 is fixed, the situation that the goods deviate due to the fact that the driving trolley 11 slides under the action of wind force is prevented, unloading efficiency is effectively improved, the sliding blocks 18 and the sliding grooves 19 increase the moving stability of the threaded blocks 21, the connecting rods 23 and the clamping plates 24, and the clamping plates 24 can loosen the steel rail 6 through the reverse rotation of the servo motor 5, so that the driving trolley 11 can conveniently run.
Finally, drive car 11 and can clean rail 6 at removal in-process brush 17, need not the manual work and regularly clean, manpower and materials have been practiced thrift when having improved staff's security, rotatory lead screw 904, lead screw 904 drives movable plate 902 and rubber strip 901 and removes to the direction of keeping away from brush 17 under the effect of screw seat 903, be convenient for take off brush 17 and wash or change, improve clean efficiency, lead screw 904 counter-rotation can remove to brush 17's direction, rubber strip 901 has increased the frictional force when brush 17 is fixed, fastening nature has been improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a gantry crane with prevent wind and press from both sides rail structure, includes support frame (7), crane span structure (8) and driving car (11), its characterized in that: the cleaning device also comprises a windproof rail clamping mechanism, a fixing structure (9) which is convenient for improving the cleaning effect and an anti-falling structure (15) which prevents the lifting rope from falling;
the supporting frames (7) are vertically installed on two sides of two ends of the bridge frame (8), the PLC (1) is installed at the lower end of one side of the front face of each supporting frame (7), a steel rail (6) is installed at the middle position of the bottom end of the bridge frame (8), driving vehicles (11) are arranged at the top ends of two ends of each steel rail (6), fixing plates (10) are installed at two ends of the top ends of two sides of each driving vehicle (11), an installation groove (16) is formed in one side, far away from the driving vehicles (11), of the bottom end of each fixing plate (10), a hairbrush (17) is arranged in one side, close to the driving vehicles (11), of the interior of each installation groove (16), and the fixing structure (9) is arranged on one side, far away from the driving vehicles (11), of each fixing plate (10);
support plates (20) are mounted on two sides of the bottom end of the driving vehicle (11), and the rail clamping mechanism is arranged on one side, far away from the driving vehicle (11), of the anti-falling structure (15);
the rail clamping mechanism comprises a servo motor (5), the servo motor (5) is arranged on one side, away from the driving vehicle (11), of the support plate (20), a bidirectional threaded rod (22) rotatably connected with the support plate (20) is installed at the output end of the servo motor (5), threaded blocks (21) matched with the bidirectional threaded rod (22) are sleeved on two sides of the surface of the bidirectional threaded rod (22), a connecting rod (23) is installed at the top end of each threaded block (21), and a clamping plate (24) is installed at the top end of each connecting rod (23);
the middle position department of drive car (11) bottom installs connecting plate (14), and the both sides of connecting plate (14) bottom install four mounting panels (12), mounting panel (12) one end is kept away from in connecting plate (14) bottom both sides install driving motor (13), and the output of driving motor (13) installs and rotates hoist section of thick bamboo (4) of being connected with mounting panel (12), the surface winding of mounting panel (12) has steel cable (2), and the bottom of steel cable (2) is provided with couple (3), anti-drop structure (15) set up in the both ends of couple (3).
2. The gantry crane with the windproof clamping rail structure according to claim 1, wherein: fixed knot constructs (9) and includes rubber strip (901), movable plate (902), screw seat (903) and lead screw (904), screw seat (903) set up in one side that drive car (11) were kept away from in fixed plate (10), and the inside of screw seat (903) run through have with screw seat (903) assorted lead screw (904), lead screw (904) extend to the inside one end rotation of mounting groove (16) and are connected with movable plate (902), and movable plate (902) are close to the lower extreme and the upper end of brush (17) one side and install rubber strip (901).
3. The gantry crane with the windproof clamping rail structure according to claim 1, wherein: anti-drop structure (15) include screw hole (1501), fender rod (1502) and bolt (1503), the top at couple (3) both ends articulates there is fender rod (1502), screw hole (1501) are seted up to one side at couple (3) both ends, and the inside of screw hole (1501) is run through have with screw hole (1501) assorted bolt (1503).
4. The gantry crane with the windproof clamping rail structure according to claim 2, wherein: the longitudinal cross section of the rubber strip (901) is semicircular, and the rubber strip (901) is symmetrically distributed around the transverse central axis of the moving plate (902).
5. The gantry crane with the windproof clamping rail structure according to claim 1, wherein: a sliding groove (19) is formed in one side, away from the driving vehicle (11), of the support plate (20), a sliding block (18) matched with the sliding groove (19) is installed on one side, close to the support plate (20), of the threaded block (21), and the threaded block (21) and the support plate (20) form a sliding structure through sliding connection of the sliding block (18) and the sliding groove (19).
6. The gantry crane with the windproof clamping rail structure according to claim 1, wherein: the clamping plates (24) are C-shaped, and one side, close to the steel rail (6), of each clamping plate (24) extends to the position below the bottom end and the position above the top end of one side of the steel rail (6).
CN202120771713.3U 2021-04-15 2021-04-15 Gantry crane with windproof rail clamping structure Active CN214495486U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120771713.3U CN214495486U (en) 2021-04-15 2021-04-15 Gantry crane with windproof rail clamping structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120771713.3U CN214495486U (en) 2021-04-15 2021-04-15 Gantry crane with windproof rail clamping structure

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CN214495486U true CN214495486U (en) 2021-10-26

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116281638A (en) * 2023-05-25 2023-06-23 河南省大方重型机器有限公司 Portal crane with clearance structure
CN117088265A (en) * 2023-10-20 2023-11-21 河南隧通机械有限公司 Gantry crane with stable parking positioning

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116281638A (en) * 2023-05-25 2023-06-23 河南省大方重型机器有限公司 Portal crane with clearance structure
CN116281638B (en) * 2023-05-25 2023-08-11 河南省大方重型机器有限公司 Portal crane with clearance structure
CN117088265A (en) * 2023-10-20 2023-11-21 河南隧通机械有限公司 Gantry crane with stable parking positioning
CN117088265B (en) * 2023-10-20 2024-03-15 河南隧通机械有限公司 Gantry crane with stable parking positioning

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