CN218665040U - Movable gantry crane device - Google Patents
Movable gantry crane device Download PDFInfo
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- CN218665040U CN218665040U CN202222407239.3U CN202222407239U CN218665040U CN 218665040 U CN218665040 U CN 218665040U CN 202222407239 U CN202222407239 U CN 202222407239U CN 218665040 U CN218665040 U CN 218665040U
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- gantry crane
- portal
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- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- 239000002184 metal Substances 0.000 description 1
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Abstract
The utility model provides a movable gantry crane device, which comprises a guide rail and a gantry frame, wherein two electric hoists are arranged at the upper end of the gantry frame, the output ends of the electric hoists are connected with lifting ropes, a movable frame is arranged in the gantry frame and surrounds the lifting ropes, the two ends of the movable frame are connected with lifting structures arranged at the two sides of the gantry frame, the movable frame comprises a frame body, a first clamping plate and a second clamping plate are arranged in the frame body, and the first clamping plate and the second clamping plate are arranged at the two sides of the lifting ropes and are connected with clamping driving pieces arranged on the frame body; the utility model discloses with traditional portal crane device have what distinguish, it sets up a movable frame in the portal frame, remove the hoist and mount department of lifting rope with the article through elevation structure control movable frame, two splint that are located the movable frame can fold under the promotion of clamp and get the driving piece, fixed to the lifting rope for the portal frame is when the hoist and mount article is carried, and rocking by a wide margin can not appear in the hoist and mount article that the lifting rope bottom is connected, and stability is strong.
Description
Technical Field
The utility model relates to a lifting device technical field especially relates to a portable gantry crane device.
Background
The gantry crane is a variant of a bridge crane and is also called a gantry crane. The loading and unloading device is mainly used for loading and unloading outdoor goods yards, stock yards and bulk goods. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards. The metal structure of the device is like a door-shaped frame, two support legs are arranged under a bearing main beam and can directly walk on a track on the ground, and overhanging cantilever beams can be arranged at the two ends of the main beam.
The existing gantry crane is used for hoisting goods, the goods are often hoisted through the cable, when external wind power is large, the length of the cable is also long, and the goods are easy to shake in the carrying process, so that the hoisting safety is influenced. Therefore the utility model provides a portable gantry crane device is in order to solve the problem that exists among the prior art.
SUMMERY OF THE UTILITY MODEL
To the problem, the utility model provides a portable portal crane device for solve traditional portal crane device when hoist and mount to the goods, the goods that link to each other with the hawser, when meetting strong wind sky, appear rocking easily, unstable and the poor shortcoming of security.
For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: a movable gantry crane device comprises a guide rail and a gantry arranged at the upper end of the guide rail;
the two electric hoists are symmetrically arranged at the upper end of the portal frame and are in sliding connection with the portal frame, and the output ends of the electric hoists are connected with lifting ropes;
the movable frame is arranged in the portal frame and surrounds the lifting rope, and two ends of the movable frame are connected with the lifting structures arranged on two sides of the portal frame;
the movable frame comprises a frame body, a first clamping plate and a second clamping plate are arranged in the frame body, the first clamping plate and the second clamping plate are arranged on two sides of the lifting rope and connected with a clamping driving piece arranged on the frame body, and two ends of the first clamping plate and two ends of the second clamping plate are connected with limiting structures arranged in the frame body.
The further improvement lies in that: the clamping driving piece comprises an adjusting motor arranged on the outer side wall of the frame body, the output end of the adjusting motor is fixedly connected with a first screw rod arranged in the frame body, a nut block is sleeved outside a rod body of the first screw rod, and the nut block on the first screw rod is fixedly connected with the first clamping plate; one end of the first screw rod, which is far away from the adjusting motor, is provided with a second screw rod, a nut block is also sleeved outside the rod body of the second screw rod, and the nut block is fixedly connected with the second clamping plate on the second screw rod.
The further improvement lies in that: the second screw rod is rotatably connected to the inner side wall of the frame body, and the thread direction of the second screw rod is opposite to that of the first screw rod.
The further improvement is that: the lifting structure comprises adjusting grooves formed in two sides of the portal frame, first bolts are connected in the adjusting grooves in a rotating mode, the top ends of the first bolts are connected with the output end of a main motor arranged at the upper end of the portal frame, matching blocks are sleeved outside the bodies of the first bolts, and the matching blocks are fixed at two ends of the frame body and matched with the adjusting grooves.
The further improvement lies in that: the limiting structure comprises limiting blocks arranged at two ends of the first clamping plate and the second clamping plate, and the limiting blocks are arranged in sliding grooves formed in the inner side wall of the frame body and matched with the sliding grooves.
The further improvement lies in that: two guide rods are symmetrically arranged in the frame body, the two guide rods are arranged on two sides of the clamping driving piece and fixedly connected with the frame body, and the guide rods penetrate through the first clamping plate and the second clamping plate and are in sliding fit with the first clamping plate and the second clamping plate.
The further improvement lies in that: the guide rod is prismatic, and the prism cooperatees with the spacing arris hole of seting up on first splint and the second splint, is provided with the gyro wheel in spacing arris hole and the prismatic matched with cell wall, and the gyro wheel cooperates with prismatic outer wall roll.
The utility model has the advantages that: this portable gantry crane device compares in traditional gantry crane device, and it is provided with the movable frame in the portal frame, and the movable frame encircles outside the lifting rope, and after the lifting rope hoists the article that needs to be moved, accessible elevation structure control movable frame makes it remove the lifting rope with the hoist and mount department of article, fixes this department's position of lifting rope for the portal frame is when the hoist and mount article are carried, and rocking by a wide margin can not appear in the hoist and mount article that the lifting rope bottom is connected, security when improving article hoist and mount.
Drawings
Fig. 1 is a structural diagram of the present invention.
Fig. 2 is a structural diagram of the movable frame of the present invention.
Fig. 3 is a structural diagram of the clamping driving member of the present invention.
Fig. 4 is a schematic diagram of the prism of the present invention.
Wherein: 1. a guide rail; 2. a gantry; 3. an adjustment groove; 4. a first bolt; 5. a main motor; 6. an electric hoist; 7. a lifting rope; 8. a gripping drive; 81. adjusting the motor; 82. a nut block; 83. a first screw; 84. a second screw; 9. a movable frame; 91. a frame body; 92. a first splint; 93. a second splint; 94. a limiting block; 10. a matching block; 11. a guide bar; 111. a prism; 112. a roller; 113. and limiting edge holes.
Detailed Description
In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.
Referring to fig. 1, 2, 3 and 4, the present embodiment provides a mobile gantry crane apparatus, which includes a guide rail 1 and a gantry 2 disposed at an upper end of the guide rail 1;
the two electric hoists 6 are symmetrically arranged at the upper end of the portal frame 2 and are in sliding connection with the portal frame 2, and the output ends of the electric hoists 6 are connected with lifting ropes 7;
the movable frame 9 is arranged in the portal frame 2 and surrounds the lifting rope 7, and two ends of the movable frame 9 are connected with lifting structures arranged on two sides of the portal frame 2; the electric hoist 6 lifts the hoisted object through the lifting rope 7, and after the electric hoist is locked, the lifting structure controls the movable frame 9 to fall down.
More specifically, the movable frame 9 includes a frame 91, a first clamping plate 92 and a second clamping plate 93 are disposed in the frame 91, the first clamping plate 92 and the second clamping plate 93 are disposed on two sides of the lifting rope 7 and connected to the clamping driving member 8 disposed on the frame 91, and two ends of the first clamping plate 92 and two ends of the second clamping plate 93 are connected to a limiting structure disposed in the frame 91. The lifting structure control frame body 91 falls to the joint of the lifting rope 7 and the hoisting object, the clamping driving piece 8 is started, the first clamping plate 92 and the second clamping plate 93 are controlled to be closed, the root of the lifting rope 7 is clamped, and therefore when the hoisting object is conveyed by the portal frame 2, the hoisting object connected to the bottom end of the lifting rope 7 cannot shake to a large extent, and stability is high.
More specifically, the clamping driving member 8 comprises an adjusting motor 81 arranged on the outer side wall of the frame 91, the output end of the adjusting motor 81 is fixedly connected with a first screw 83 arranged in the frame 91, a nut block 82 is sleeved outside the body of the first screw 83, and the nut block 82 on the first screw 83 is fixedly connected with a first clamping plate 92; one end of the first screw 83, which is far away from the adjusting motor 81, is provided with a second screw 84, a nut block 82 is also sleeved outside the rod body of the second screw 84, and the nut block 82 on the second screw 84 is fixedly connected with a second clamping plate 93. The movable frame 9 moves to the joint of the lifting rope 7 and a lifting object, the adjusting motor 81 is started, the adjusting motor 81 drives the first screw 83 and the second screw 84 to rotate, the first screw 83 and the second screw 84 are matched with the nut block 82, the first clamping plate 92 and the second clamping plate 93 are driven to be close to the lifting rope 7 through the two nut blocks 82 until the lifting rope 7 is clamped, and at the moment, the root of the lifting rope 7 is fixed by the first clamping plate 92 and the second clamping plate 93.
Note that the second screw 84 is rotatably connected to the inner wall of the frame 91, and the second screw 84 is threaded in the opposite direction to the first screw 83. When the adjusting motor 81 drives the nut block 82 and the first screw 83 to synchronously rotate in the same direction, and the nut block 82 on the first screw 83 drives the first clamping plate 92 to move toward the center, the first clamping plate 92 on the second screw 84 also drives the second clamping plate 93 to move toward the center, that is, the two nut blocks 82 rotate on the first screw 83 and the second screw 84, and the moving directions are opposite.
More specifically, elevation structure is including offering in the adjustment tank 3 of portal frame 2 both sides, and the rotation of adjustment tank 3 is connected with first bolt 4, and first bolt 4 top is connected with the main motor 5 output of establishing in the portal frame 2 upper end, and first bolt 4 pole body overcoat is equipped with cooperation piece 10, and cooperation piece 10 is fixed at framework 91 both ends and is cooperated with adjustment tank 3. Elevation structure adopts screw drive structure control movable frame 9 height, and main motor 5 drives first bolt 4 and rotates and make first bolt 4 and cooperation piece 10 cooperation, and cooperation piece 10 slides along adjustment tank 3, carries on spacingly to movable frame 9, and the benefit of screw drive structure lies in, and control is stable, and its auto-lock performance that has guarantees that movable frame 9 can not appear rocking when removing.
More specifically, the limiting structure includes limiting blocks 94 disposed at two ends of the first clamping plate 92 and the second clamping plate 93, and the limiting blocks 94 are disposed in sliding grooves formed in an inner side wall of the frame 91 and are matched with the sliding grooves. The limiting structures are limiting blocks 94 arranged at two ends of the first clamping plate 92, and the limiting blocks 94 are used for limiting the first clamping plate 92 and the second clamping plate 93 through matching with the sliding grooves when the clamping driving member 8 pushes the first clamping plate 92 and the second clamping plate 93 to move in the frame body 91, so that the first clamping plate 92 and the second clamping plate 93 are in a horizontal state in the moving process, and the two lifting ropes 7 are effectively clamped.
More specifically, two guide rods 11 are symmetrically disposed in the frame 91, the two guide rods 11 are disposed on two sides of the clamping driving member 8 and fixedly connected to the frame 91, and the guide rods 11 pass through the first clamp 92 and the second clamp 93 and are slidably engaged with the first clamp 92 and the second clamp 93. Two guide bars 11 set up in framework 91 and with first splint 92 and the cooperation of second splint 93, the effect that its played is with above-mentioned limit structure is the same, still plays the supporting role to first splint 92 and second splint 93 when spacing.
In a preferred embodiment, the guiding rod 11 is a prism 111, the prism 111 is matched with a limiting prism hole 113 formed on the first clamping plate 92 and the second clamping plate 93, a roller 112 is arranged in a groove wall of the limiting prism hole 113 matched with the prism 111, and the roller 112 is in rolling fit with the outer wall of the prism 111. Spacing arris hole 113 is seted up in the junction of first splint 92 and second splint 93 with prismatic 111 and cooperatees with prismatic 111, and prismatic 111 is the polygon prism, and when first splint 92 and second splint 93 moved, gyro wheel 112 in the spacing arris hole 113 can roll along the plane on prismatic 111, replaces sliding friction with rolling friction, reduces the frictional force between prismatic 111 and first splint 92 and the second splint 93, improves its working life.
This portable gantry crane device, compare in traditional gantry crane device, it is provided with movable frame 9 in portal frame 2, movable frame 9 encircles outside lifting rope 7, after lifting rope 7 hoists the article that needs to be moved, accessible elevation structure control movable frame 9, make it move the hoist and mount department of lifting rope 7 with the article, be located first splint 92 and the second splint 93 of movable frame 9, fold under the promotion of pressing from both sides the clamp and getting driving piece 8, this department's position to lifting rope 7 fixes, make portal frame 2 when the hoist and mount article are carried, the hoist and mount article that 7 bottom of lifting rope are connected can not appear rocking by a wide margin, and stability is strong.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a portable portal crane device, includes guide rail (1) and portal frame (2) of establishing in guide rail (1) upper end, its characterized in that still includes:
the two electric hoists (6) are symmetrically arranged at the upper end of the portal frame (2) and are in sliding connection with the portal frame (2), and the output ends of the electric hoists (6) are connected with lifting ropes (7);
the movable frame (9) is arranged in the portal frame (2) and surrounds the lifting rope (7), and two ends of the movable frame (9) are connected with lifting structures arranged on two sides of the portal frame (2);
the movable frame (9) comprises a frame body (91), a first clamping plate (92) and a second clamping plate (93) are arranged in the frame body (91), the first clamping plate (92) and the second clamping plate (93) are arranged on two sides of the lifting rope (7) and connected with a clamping driving piece (8) arranged on the frame body (91), and two ends of the first clamping plate (92) and two ends of the second clamping plate (93) are connected with limiting structures arranged in the frame body (91).
2. A mobile gantry crane apparatus according to claim 1, wherein: the clamping driving piece (8) comprises an adjusting motor (81) arranged on the outer side wall of the frame body (91), the output end of the adjusting motor (81) is fixedly connected with a first screw rod (83) arranged in the frame body (91), a nut block (82) is sleeved outside the rod body of the first screw rod (83), and the nut block (82) on the first screw rod (83) is fixedly connected with a first clamping plate (92); first screw rod (83) are kept away from adjustment motor (81) one end and are equipped with second screw rod (84), the same cover is equipped with nut piece (82) outside second screw rod (84) the pole body, nut piece (82) and second splint (93) fixed connection on second screw rod (84).
3. A mobile gantry crane apparatus according to claim 2, wherein: the second screw (84) is rotatably connected to the inner side wall of the frame body (91), and the thread direction of the second screw (84) is opposite to that of the first screw (83).
4. A mobile gantry crane apparatus according to claim 1, wherein: elevation structure is including offering in adjustment tank (3) of portal frame (2) both sides, adjustment tank (3) internal rotation is connected with first bolt (4), first bolt (4) top is connected with main motor (5) output of establishing in portal frame (2) upper end, first bolt (4) pole body overcoat is equipped with cooperation piece (10), cooperation piece (10) are fixed at framework (91) both ends and are cooperated with adjustment tank (3).
5. A mobile gantry crane apparatus according to claim 1, wherein: the limiting structure comprises limiting blocks (94) arranged at two ends of the first clamping plate (92) and the second clamping plate (93), and the limiting blocks (94) are arranged in sliding grooves formed in the inner side wall of the frame body (91) and are matched with the sliding grooves.
6. A mobile gantry crane apparatus according to claim 1, wherein: two guide rods (11) are symmetrically arranged in the frame body (91), the two guide rods (11) are arranged on two sides of the clamping driving piece (8) and fixedly connected with the frame body (91), and the guide rods (11) penetrate through the first clamping plate (92) and the second clamping plate (93) and are in sliding fit with the first clamping plate (92) and the second clamping plate (93).
7. A mobile gantry crane apparatus according to claim 6, wherein: the guide rod (11) is prismatic (111), the prismatic (111) matches with the limiting edge holes (113) formed in the first clamping plate (92) and the second clamping plate (93), the groove walls of the limiting edge holes (113) and the prismatic (111) are internally provided with rollers (112), and the rollers (112) are matched with the outer wall of the prismatic (111) in a rolling manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222407239.3U CN218665040U (en) | 2022-09-13 | 2022-09-13 | Movable gantry crane device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222407239.3U CN218665040U (en) | 2022-09-13 | 2022-09-13 | Movable gantry crane device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218665040U true CN218665040U (en) | 2023-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222407239.3U Active CN218665040U (en) | 2022-09-13 | 2022-09-13 | Movable gantry crane device |
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| CN (1) | CN218665040U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116986479A (en) * | 2023-09-27 | 2023-11-03 | 江苏卫华海洋重工有限公司 | Portal crane for loading and unloading cargoes in cargo yard, stock yard and bulk cargo |
-
2022
- 2022-09-13 CN CN202222407239.3U patent/CN218665040U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116986479A (en) * | 2023-09-27 | 2023-11-03 | 江苏卫华海洋重工有限公司 | Portal crane for loading and unloading cargoes in cargo yard, stock yard and bulk cargo |
| CN116986479B (en) * | 2023-09-27 | 2023-12-22 | 江苏卫华海洋重工有限公司 | Portal crane for loading and unloading cargoes in cargo yard, stock yard and bulk cargo |
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