CN214359824U

CN214359824U - Truss type weight pulling mechanism

Info

Publication number: CN214359824U
Application number: CN202120243139.4U
Authority: CN
Inventors: 苏波
Original assignee: Shanxi Sanding Hydraulic Manufacturing Co ltd
Current assignee: Shanxi Sanding Hydraulic Manufacturing Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-10-08
Anticipated expiration: 2031-01-28

Abstract

The utility model belongs to the technical field of calcium carbide production tools, in particular to a truss type weight pulling mechanism, which comprises a truss and an elevator, wherein the truss is provided with a movable trolley, a connecting frame is fixed on the trolley, the elevator is connected with the connecting frame through a swing arm, and two ends of the swing arm are respectively hinged with the elevator and the connecting frame; still include the balancing weight, the balancing weight is connected with hoisting mechanism, goes up and down through hoisting mechanism drive balancing weight, and the balancing weight is connected with the swing arm, and the balancing weight in-process swing arm luffing motion down, the balancing weight in-process swing arm luffing motion upwards. The elevator is driven by the trolley to move above the calcium carbide weight to lift the calcium carbide weight out of the calcium carbide pot, the balancing weight is driven by the lifting mechanism to lift, the balancing weight is connected with the swing arm, the swing arm swings downwards in the lifting process of the balancing weight, and the swing arm swings upwards in the descending process of the balancing weight; the balance weight block and the elevator can be linked through the lifting mechanism, and a certain balance effect can be achieved through the balance weight block after the calcium carbide weight is lifted.

Description

Truss type weight pulling mechanism

Technical Field

The utility model belongs to the technical field of the carbide production apparatus, concretely relates to stone roller mechanism is pulled out to truss-like.

Background

The calcium carbide is a chemical raw material, is mainly produced through an electric furnace at present, a calcium carbide pot is common equipment for producing the calcium carbide, and the molten calcium carbide flows into the calcium carbide pot to be cooled, so that a calcium carbide weight is formed. The both ends of carbide pot are equipped with the picture peg, adopt instruments such as crowbar to extract the picture peg at carbide pot both ends through the manual work, then adopt the hoist to hang out the carbide stone roller from the carbide pot. In the process: if the driver is not good in technique and has to hold the card and the hook, the situation of sliding hook and blasting weight can occur, and the like, the great potential safety hazard exists, so that the prior art needs to be improved. Moreover, the existing lifting appliance is not stable in the lifting process, and the situations are further caused.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a stone roller mechanism is pulled out to truss-like should pull out stone roller mechanism and can lift out the carbide stone roller from the carbide pot, still can improve the stability of operation.

In order to solve the technical problem, the utility model discloses a technical scheme be:

a truss type weight pulling mechanism comprises a truss and an elevator, wherein a movable trolley is arranged on the truss, a connecting frame is fixed on the trolley, the elevator is connected with the connecting frame through a swing arm, and two ends of the swing arm are respectively hinged with the elevator and the connecting frame; the lifting block is driven to lift through the lifting mechanism, the elevator moves downwards in the lifting process of the balancing block, and the elevator moves upwards in the descending process of the balancing block.

The lifting mechanism comprises a chain, a driving chain wheel, a first transmission chain wheel, a second transmission chain wheel and a third transmission chain wheel; the driving chain wheel is arranged on the truss and connected with a driving mechanism, and the driving chain wheel is driven to rotate by the driving mechanism; the first transmission chain wheel and the third transmission chain wheel are arranged on the trolley, and the second transmission chain wheel is arranged on the cantilever; one end of the chain is fixedly connected with the balancing weight, and the other end of the chain sequentially penetrates through the first transmission chain wheel, the second transmission chain wheel and the third transmission chain wheel to be fixed with the truss.

The counterweight guide frame is fixed with the truss, and the counterweight block is connected with the counterweight guide frame in a sliding manner.

The trolley comprises a trolley body and a chain driving mechanism, wherein the trolley body is connected with the truss in a sliding or rolling mode, and the chain driving mechanism drives the trolley to move along the truss.

The elevator is connected with the swing arm through the rotating platform, the elevator is driven to rotate through the rotating platform, and the rotating platform is hinged with the swing arm.

Compared with the prior art, the utility model, the beneficial effect who has is:

the elevator is driven by the trolley to move above the calcium carbide weight to lift the calcium carbide weight out of the calcium carbide pot, the balancing weight is driven by the lifting mechanism to lift, the balancing weight is connected with the swing arm, the swing arm swings downwards in the lifting process of the balancing weight, and the swing arm swings upwards in the descending process of the balancing weight; the lifting mechanism can realize linkage of the balancing weight and the elevator, and the balancing weight can play a certain balance role after the calcium carbide weight is lifted, so that stability is improved.

The lifting mechanism comprises a chain, a driving chain wheel, a first transmission chain wheel, a second transmission chain wheel and a third transmission chain wheel; the driving chain wheel is arranged on the truss and connected with a driving mechanism, and the driving chain wheel is driven to rotate by the driving mechanism. The chain transmission mode can ensure the transmission precision and avoid slipping; meanwhile, the arrangement of structures such as a tension wheel and the like can be omitted by utilizing the gravity of the balancing weight.

Still be provided with the counter weight leading truck, balancing weight and counter weight leading truck sliding connection guarantee the even running of balancing weight.

The elevator comprises a rotating table and a lifting appliance, the lifting appliance is connected with the rotating table, the lifting appliance is driven to rotate through the rotating table, and the lifting appliance can be guaranteed to rotate to the position which is most suitable for grabbing.

Drawings

FIG. 1 is a schematic diagram of the present invention;

fig. 2 is a schematic structural view of the counterweight guide frame of the present invention;

FIG. 3 is an isometric view of the present invention;

wherein: the crane comprises a truss 1, an elevator 2, a trolley 3, a trolley 30, a trolley body 31, a chain driving mechanism 310, a driving chain wheel I, a driven chain wheel 311, a driving chain 312, a connecting frame 4, a swing arm 5, a balancing weight 6, a hoisting mechanism 7, a chain 70, a driving chain wheel 71, a first transmission chain wheel 72, a second transmission chain wheel 73, a third transmission chain wheel 74, a driving mechanism 75, a counterweight guide frame 8 and a rotating table 9.

Detailed Description

The technical solutions in the embodiments of the present invention are described below clearly and completely, 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.

As shown in fig. 1 and 3, a truss type weight pulling mechanism comprises a truss 1 and an elevator 2, wherein the truss 1 is provided with a movable trolley 3, the trolley 3 is fixed with a connecting frame 4, the elevator 2 is connected with the connecting frame 4 through a swing arm 5, and two ends of the swing arm 5 are respectively hinged with the elevator 2 and the connecting frame 4; the lifting device also comprises a balancing weight 6, wherein the balancing weight 6 is connected with a lifting mechanism 7, and the lifting mechanism 7 drives the balancing weight 6 to lift; balancing weight 6 is connected with swing arm 5, and balancing weight 6 in-process elevator 2 moves down and swing arm 5 downswing, and balancing weight 6 in-process elevator 2 moves up swing arm 5 upswing.

When the lifting device is used, the trolley 3 drives the elevator 2 to move above the calcium carbide pot, then the lifting mechanism 7 drives the balancing weight 6 to ascend, at the moment, the elevator 2 moves downwards, and then the elevator 2 clamps the calcium carbide weight; and then, driving the balancing weight 6 to descend through the lifting mechanism 7 to enable the elevator 2 to move upwards, then moving the elevator 3 to a specified position, finally driving the balancing weight 6 to ascend through the lifting mechanism 7 to enable the elevator 2 to move downwards, and putting down the calcium carbide weight.

Further, the hoisting mechanism 7 includes a chain 70, a driving sprocket 71, a first transmission sprocket 72, a second transmission sprocket 73, and a third transmission sprocket 74; the driving sprocket 71 is arranged on the truss 1 and connected with a driving mechanism 75, and the driving sprocket 71 is driven to rotate by the driving mechanism 75; the first transmission chain wheel 72 and the third transmission chain wheel 74 are arranged on the trolley 3, and the second transmission chain wheel is arranged on the cantilever; one end of the chain 70 is fixedly connected with the counterweight block 6, and the other end of the chain 70 sequentially passes through the first transmission chain wheel 72, the second transmission chain wheel 73 and the third transmission chain wheel 74 to be fixed with the truss 1.

An output shaft of the driving mechanism 75 is connected with the driving sprocket 71, the driving sprocket 71 is driven to rotate through the driving mechanism 75, and the first transmission sprocket 72, the second transmission sprocket 73 and the third transmission sprocket 74 correspondingly rotate; when the chain 312 is driven by the driving sprocket 71 to move upwards, the chain 70 above the elevator 2 will increase, and will move downwards under the action of the gravity of the elevator 2, and the swing arm 5 will swing downwards; conversely, when the chain 312 is driven by the sprocket 71 to move downward, the chain 70 above the elevator 2 is shortened, the elevator 2 moves upward under the weight of the counterweight 6 and the action of the sprocket 71, and the swing arm 5 swings upward.

The first transmission chain wheel 72 and the third transmission chain wheel 74 are both rotationally connected with the trolley 3, and the second transmission chain wheel is rotationally connected with the swing arm 5; of course, the first driving sprocket 72, the second driving sprocket 73 and the third driving sprocket 74 can be supported by the prior art, and the support can be fixed to the cart 3 or the swing arm 5. The output shaft of the driving mechanism 75 can be directly connected with the driving sprocket 71, or can be connected through a transmission mechanism, as shown in fig. 1, in the present scheme, the driving mechanism 75 and the driving sprocket 71 are in a vertical relationship, that is, a common gear transmission mechanism such as a bevel gear can be used for transmission.

Further, as shown in fig. 2, the truss structure further includes a counterweight guide frame 8, the counterweight guide frame 8 is fixed to the truss 1, the counterweight block 6 is slidably connected to the counterweight guide frame 8, and the counterweight block 6 can move along the counterweight guide frame 8.

Further, the trolley 3 comprises a trolley body 30 and a chain driving mechanism 31, wherein the trolley body 30 is connected with the truss 1 in a sliding or rolling mode, and the trolley 3 is driven to move along the truss 1 through the chain driving mechanism 31. The chain driving mechanism 31 comprises a first driving sprocket 310, a driven sprocket 311 and a driving chain 312, wherein the driven sprocket 311 is arranged on the truss 1, and the first driving sprocket 310 is connected with an output shaft of a motor and is driven to rotate by the motor; the first driving sprocket 310 is connected with the driven sprocket 311 through a driving chain 312, and the body 30 of the trolley 3 is fixedly connected with the driving chain 312. The number of the driven sprockets 311 can be set according to actual conditions, and four can be set in fig. 1.

Further, the elevator 2 is connected with the swing arm 5 through the rotating platform 9, the elevator 2 is connected with the rotating platform 9, the elevator 2 is driven to rotate through the rotating platform 9, and the rotating platform 9 is hinged with the swing arm 5. The rotary table 9 can be an electric rotary table in the prior art, the rotary part (rotary table) of the rotary table is fixedly connected with the hanger of the elevator 2, and the fixed part (base) of the rotary table is hinged with the swing arm 5. For the elevator 2, a common lifting tool in the prior art can be adopted, such as a novel double-holding clamp disclosed in patent application No. 201720674328.0; patent application No. 201920908775.7 discloses a carbide presss from both sides hoist device.

The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.

Claims

1. The utility model provides a truss-like stone roller mechanism of pulling out which characterized in that: the lifting device comprises a truss (1) and an elevator (2), wherein a movable trolley (3) is arranged on the truss (1), a connecting frame (4) is fixed on the trolley (3), the elevator (2) is connected with the connecting frame (4) through a swing arm (5), and two ends of the swing arm (5) are respectively hinged with the elevator (2) and the connecting frame (4); still include balancing weight (6), balancing weight (6) are connected with hoisting mechanism (7), go up and down through hoisting mechanism (7) drive balancing weight (6), and balancing weight (6) are connected with swing arm (5), and balancing weight (6) rise in-process elevator (2) rebound, and balancing weight (6) decline in-process elevator (2) rebound.

2. The truss weight pulling mechanism of claim 1, wherein: the lifting mechanism (7) comprises a chain (70), a driving chain wheel (71), a first transmission chain wheel (72), a second transmission chain wheel (73) and a third transmission chain wheel (74); the driving chain wheel (71) is arranged on the truss (1) and connected with a driving mechanism (75), and the driving chain wheel (71) is driven to rotate through the driving mechanism (75); the first transmission chain wheel (72) and the third transmission chain wheel (74) are arranged on the trolley (3), and the second transmission chain wheel (73) is arranged on the cantilever; one end of the chain (70) is fixedly connected with the balancing weight (6), and the other end of the chain (70) sequentially penetrates through the first transmission chain wheel (72), the second transmission chain wheel (73) and the third transmission chain wheel (74) to be fixed with the truss (1).

3. The truss weight pulling mechanism of claim 1, wherein: still include counter weight leading truck (8), counter weight leading truck (8) are fixed with truss (1), balancing weight (6) and counter weight leading truck (8) sliding connection.

4. The truss weight pulling mechanism of claim 1, wherein: the trolley (3) comprises a trolley body (30) and a chain driving mechanism (31), wherein the trolley body (30) is connected with the truss (1) in a sliding or rolling mode, and the trolley (3) is driven to move along the truss (1) through the chain driving mechanism (31).

5. The truss weight pulling mechanism of claim 1, wherein: the elevator (2) is connected with the swing arm (5) through the rotating platform (9), the elevator (2) is driven to rotate through the rotating platform (9), and the rotating platform (9) is hinged with the swing arm (5).