CN210048395U - Double-main-beam hook portal crane - Google Patents

Double-main-beam hook portal crane Download PDF

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Publication number
CN210048395U
CN210048395U CN201920895864.2U CN201920895864U CN210048395U CN 210048395 U CN210048395 U CN 210048395U CN 201920895864 U CN201920895864 U CN 201920895864U CN 210048395 U CN210048395 U CN 210048395U
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China
Prior art keywords
support frame
special
gear
shaped
dysmorphism
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CN201920895864.2U
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Chinese (zh)
Inventor
乾红伦
朱国瑞
王明章
付建阳
张海忠
赵建学
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Henan Hengyuan Hengshan Industrial Co Ltd
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Henan Hengyuan Hengshan Industrial Co Ltd
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Priority to CN201920895864.2U priority Critical patent/CN210048395U/en
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Abstract

The utility model discloses a two girder lifting hook gantry cranes, including first support frame, chain and special-shaped backup pad, the front side of first support frame is provided with the second support frame, and the rear side of first support frame and the front side of second support frame all are connected with the crane boom, the fixed block is all installed to the right end upper surface of first support frame and the left end upper surface of second support frame, and the dead lever runs through in the inside of fixed block, the outside of dead lever is connected with the stopper, the chain is located the lower extreme of movable block, the rear side of special-shaped piece is connected with the driving gear, the left side of second special-shaped gear is provided with first special-shaped gear, the special-shaped backup pad is located the inside of first support frame and second support frame. This two girder lifting hook gantry crane is convenient for prevent that the work piece from droing, is convenient for carry out the jack-up to the work piece in the different position of hoist downside, is convenient for carry out the jack-up to the work piece of co-altitude.

Description

Double-main-beam hook portal crane
Technical Field
The utility model relates to a hoist technical field specifically is a two girder lifting hook gantry cranes.
Background
The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, the actions of material taking, transferring, disassembling and the like are alternately carried out in one working cycle, the development and the use of the crane in the market are more and more extensive, and the double-girder hook gantry crane has the characteristics of strong bearing capacity, large span and good overall stability;
the existing portal crane with the double-girder lifting hook is inconvenient for preventing the workpiece from falling off, hoisting the workpiece at different positions of the lower side of the crane and hoisting the workpiece at different heights, so that the portal crane with the double-girder lifting hook is provided so as to solve the problem of the conventional portal crane with the double-girder lifting hook.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two girder lifting hook gantry crane to solve the current two girder lifting hook gantry crane who provides among the above-mentioned background art, be not convenient for prevent that the work piece from droing, be not convenient for carry out the jack-up to the work piece in the different position of hoist downside, be not convenient for carry out the problem of jack-up to the work piece of co-altitude.
In order to achieve the above object, the utility model provides a following technical scheme: a double-girder hook portal crane comprises a first support frame, a lock chain and a special-shaped support plate, wherein a second support frame is arranged on the front side of the first support frame, hoisting frames are connected to the rear side of the first support frame and the front side of the second support frame respectively, a connecting plate is fixedly connected among 2 hoisting frames, fixed blocks are mounted on the upper surface of the right end of the first support frame and the upper surface of the left end of the second support frame respectively, a fixed rod penetrates through the fixed blocks, a limiting block is connected to the outer side of the fixed rod, a moving block is arranged inside the limiting block, the lock chain is located at the lower end of the moving block, a special-shaped block is connected to the lower end of the lock chain, a driving gear is connected to the rear side of the special-shaped block, a second special-shaped gear is connected to the lower end of the driving gear, a first special-shaped gear is arranged on the left side, and the lower extreme of clamping bar is connected with the connecting rod, the dysmorphism backup pad is located the inside of first support frame and second support frame, and both sides all are provided with parallel gear around the left end of dysmorphism backup pad to parallel gear's inboard is installed the belt.
Preferably, the first support frame and the second support frame are connected with the hoisting frame in a clamping mode, the hoisting frame is connected with the parallel gears in a meshing mode, and the belts are arranged on the parallel gears in an 8 shape.
Preferably, the fixed rod and the limiting block are vertically arranged, and the limiting block is of a hollow structure.
Preferably, the fixed rod is in threaded connection with the limiting block, and the limiting block is in clamping connection with the moving block.
Preferably, dysmorphism piece and clamping bar all constitute revolution mechanic with the connecting rod, and the longitudinal section of dysmorphism piece is oval to first dysmorphism gear and second dysmorphism gear all constitute revolution mechanic with the clamping bar.
Preferably, the driving gear and the first special-shaped gear are meshed with the second special-shaped gear, and the first special-shaped gear and the second special-shaped gear are arranged in a left-right symmetrical mode relative to the special-shaped block.
Compared with the prior art, the beneficial effects of the utility model are that: the gantry crane with the double main beams and the lifting hooks is convenient for preventing workpieces from falling off, hoisting the workpieces at different positions on the lower side of the crane and hoisting the workpieces at different heights;
1. the lifting frame is meshed with the parallel gears, the belt is arranged on the parallel gears in an 8-shaped mode, and the parallel gears move in the same direction under the action of the belt through the operation of a motor, so that the lifting frame is lifted along with the rotation of the parallel gears, and workpieces of different heights are lifted conveniently;
2. the crane is provided with a fixed block, a fixed rod, a limiting block and a moving block, wherein the fixed rod penetrates through the inside of the fixed block, the fixed rod is in threaded connection with the limiting block, the limiting block is in clamping connection with the moving block, and the limiting block moves through the operation of a motor to enable the moving block to move, so that workpieces at different positions on the lower side of the crane can be conveniently lifted;
3. be provided with driving gear, first special-shaped gear, clamping bar and connecting rod, special-shaped piece and clamping bar all constitute rotating-structure with the connecting rod, and first special-shaped gear all constitutes rotating-structure with the clamping bar with second special-shaped gear, and driving gear and first special-shaped gear all are connected with second special-shaped gear meshing, and through the operation of motor, the driving gear rotates for the clamping bar rotates closedly, thereby is convenient for prevent that the work piece from droing.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic top view of the present invention;
fig. 4 is a schematic view of the top-view cross-sectional structure of the present invention.
In the figure: 1. a first support frame; 2. a hoisting frame; 3. a connecting plate; 4. a fixed block; 5. fixing the rod; 6. a limiting block; 7. a moving block; 8. a chain; 9. a shaped block; 10. a driving gear; 11. a first shaped gear; 12. a clamping bar; 13. a connecting rod; 14. a second shaped gear; 15. a profiled support plate; 16. a belt; 17. a parallel gear; 18. a second support frame.
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. 1-4, the present invention provides a technical solution: a double-girder hook portal crane comprises a first support frame 1, a hoisting frame 2, a connecting plate 3, a fixed block 4, a fixed rod 5, a limiting block 6, a moving block 7, a chain 8, a special-shaped block 9, a driving gear 10, a first special-shaped gear 11, a clamping rod 12, a connecting rod 13, a second special-shaped gear 14, a special-shaped support plate 15, a belt 16, a parallel gear 17 and a second support frame 18, wherein the front side of the first support frame 1 is provided with the second support frame 18, the rear side of the first support frame 1 and the front side of the second support frame 18 are both connected with the hoisting frame 2, the connecting plate 3 is fixedly connected between the 2 hoisting frames 2, the upper surface of the right end of the first support frame 1 and the upper surface of the left end of the second support frame 18 are both provided with the fixed block 4, the fixed rod 5 penetrates through the inside of the fixed block 4, the outside of the fixed rod 5 is connected, chain 8 is located the lower extreme of movable block 7, and the lower extreme of chain 8 is connected with dysmorphism piece 9, the rear side of dysmorphism piece 9 is connected with driving gear 10, and the lower extreme of driving gear 10 is connected with second dysmorphism gear 14, the left side of second dysmorphism gear 14 is provided with first special-shaped gear 11, and clamping bar 12 is installed to the lower extreme of first special-shaped gear 11, and the lower extreme of clamping bar 12 is connected with connecting rod 13, special-shaped backup pad 15 is located the inside of first support frame 1 and second support frame 18, and both sides all are provided with parallel gear 17 around the left end of special-shaped backup pad 15, and belt 16 is installed to parallel gear 17's inboard.
As shown in fig. 1 and 4, the first support frame 1 and the second support frame 18 are connected with the hoisting frame 2 in a clamping manner, the hoisting frame 2 is meshed with the parallel gear 17, the belt 16 is arranged on the parallel gear 17 in an 8-shaped manner, so that the hoisting frame 2 can be conveniently lifted, as shown in fig. 3, the fixing rod 5 and the limiting block 6 are vertically arranged, and the limiting block 6 is of a hollow structure, so that workpieces in different directions on the lower side of the crane can be conveniently lifted;
as in fig. 3, the fixed rod 5 and the limited block 6 are in threaded connection, and the limited block 6 is connected with the movable block 7 in a clamping manner, so that the movable block 7 can be stably moved, as in fig. 2, the special-shaped block 9 and the clamping rod 12 both form a rotating structure with the connecting rod 13, the longitudinal section of the special-shaped block 9 is oval, the first special-shaped gear 11 and the second special-shaped gear 14 both form a rotating structure with the clamping rod 12, so that a tool can be clamped, as in fig. 2, the driving gear 10 and the first special-shaped gear 11 are both engaged and connected with the second special-shaped gear 14, and the first special-shaped gear 11 and the second special-shaped gear 14 are arranged in a left-right symmetrical manner with respect to the.
The working principle is as follows: when the portal crane with the double main beams and the lifting hooks is used, firstly, the lifting frame 2 is adjusted according to the height of a workpiece, as shown in figure 1, the motor at the upper end of the special-shaped supporting plate 15 is used for operating, 2 parallel gears 17 move in opposite directions under the action of the belt 16, so that the lifting frame 2 at the rear side of the first supporting frame 1 and the lifting frame 2 at the front side of the second supporting frame 18 lift in the same direction, so that workpieces with different heights can be lifted, then, the moving block 7 is adjusted according to the position of the workpiece, as shown in figure 3, the fixing rod 5 inside the fixing block 4 rotates through the motor operation connected with the fixing rod 5, as the fixing rod 5 is in threaded connection with the limiting block 6, the limiting block 6 moves, the limiting block 6 is in clamped connection with the moving block 7, so that the moving block 7 moves, so that workpieces at different directions at the lower side, finally, the workpiece is hooked to be closed for hoisting, as shown in fig. 2, the driving gear 10 and the first special-shaped gear 11 are both meshed with the second special-shaped gear 14, the motor inside the special-shaped block 9 is used for operation, the driving gear 10 rotates to enable the first special-shaped gear 11 and the second special-shaped gear 14 to rotate, so that the clamping rod 12 with the rotation range limited by the connecting rod 13 rotates to be closed, the workpiece is prevented from falling off from the clamping rod 12, the workpiece is hoisted under the action of the chain 8, after hoisting is completed, the driving gear 10 rotates through the motor, the clamping rod 12 is opened to release the workpiece, and a series of operations of the double-girder hook gantry crane are completed.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.
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 girder lifting hook gantry cranes, includes first support frame (1), chain (8) and special-shaped backup pad (15), its characterized in that: a second support frame (18) is arranged on the front side of the first support frame (1), hoisting frames (2) are connected to the rear side of the first support frame (1) and the front side of the second support frame (18), a connecting plate (3) is fixedly connected between the 2 hoisting frames (2), fixed blocks (4) are mounted on the upper surface of the right end of the first support frame (1) and the upper surface of the left end of the second support frame (18), a fixed rod (5) penetrates through the fixed blocks (4), a limiting block (6) is connected to the outer side of the fixed rod (5), a moving block (7) is arranged inside the limiting block (6), the lock chain (8) is located at the lower end of the moving block (7), a special-shaped block (9) is connected to the lower end of the lock chain (8), a special-shaped driving gear (10) is connected to the rear side of the special-shaped block (9), and a second gear (14) is connected to the lower end of the driving, the left side of second dysmorphism gear (14) is provided with first dysmorphism gear (11), and clamping bar (12) are installed to the lower extreme of first dysmorphism gear (11) to the lower extreme of clamping bar (12) is connected with connecting rod (13), dysmorphism backup pad (15) are located the inside of first support frame (1) and second support frame (18), and both sides all are provided with parallel gear (17) around the left end of dysmorphism backup pad (15), and belt (16) are installed to the inboard of parallel gear (17).
2. A double main beam hook gantry crane according to claim 1, characterized in that: the first support frame (1) and the second support frame (18) are connected with the hoisting frame (2) in a clamping mode, the hoisting frame (2) is meshed with the parallel gears (17) and connected with the parallel gears (17), and the belts (16) are arranged on the parallel gears (17) in an 8 shape.
3. A double main beam hook gantry crane according to claim 1, characterized in that: the fixing rod (5) and the limiting block (6) are vertically arranged, and the limiting block (6) is of a hollow structure.
4. A double main beam hook gantry crane according to claim 1, characterized in that: the fixed rod (5) is in threaded connection with the limiting block (6), and the limiting block (6) is in clamping connection with the moving block (7).
5. A double main beam hook gantry crane according to claim 1, characterized in that: dysmorphism piece (9) and clamping bar (12) all constitute revolution mechanic with connecting rod (13), and the longitudinal section of dysmorphism piece (9) is oval to first dysmorphism gear (11) and second dysmorphism gear (14) all constitute revolution mechanic with clamping bar (12).
6. A double main beam hook gantry crane according to claim 1, characterized in that: the driving gear (10) and the first special-shaped gear (11) are meshed with the second special-shaped gear (14), and the first special-shaped gear (11) and the second special-shaped gear (14) are arranged in a left-right symmetrical mode relative to the special-shaped block (9).
CN201920895864.2U 2019-06-14 2019-06-14 Double-main-beam hook portal crane Active CN210048395U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920895864.2U CN210048395U (en) 2019-06-14 2019-06-14 Double-main-beam hook portal crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920895864.2U CN210048395U (en) 2019-06-14 2019-06-14 Double-main-beam hook portal crane

Publications (1)

Publication Number Publication Date
CN210048395U true CN210048395U (en) 2020-02-11

Family

ID=69397721

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920895864.2U Active CN210048395U (en) 2019-06-14 2019-06-14 Double-main-beam hook portal crane

Country Status (1)

Country Link
CN (1) CN210048395U (en)

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