CN215626106U - Adjustable lifting appliance for large supporting roller - Google Patents
Adjustable lifting appliance for large supporting roller Download PDFInfo
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- CN215626106U CN215626106U CN202120861732.5U CN202120861732U CN215626106U CN 215626106 U CN215626106 U CN 215626106U CN 202120861732 U CN202120861732 U CN 202120861732U CN 215626106 U CN215626106 U CN 215626106U
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Abstract
The utility model discloses an adjustable lifting appliance for a large supporting roller, and relates to the technical field of steel production. The utility model comprises a hanger, a group of suspension arms and two groups of suspension legs, wherein side beam bodies are arranged on two sides of the hanger, a transmission mechanism is fixed in each side beam body, sliding grooves are formed in two ends of each side beam body, the top ends of the suspension legs are arranged in the sliding grooves in the end parts of the side beam bodies and are in sliding connection with the sliding grooves, openings are formed in the top ends of the suspension legs, locking mechanisms are arranged in the openings, the transmission mechanism comprises a first speed reducer, and the first speed reducer is fixed in the middle of the side beam bodies. According to the utility model, the movable hanging legs are arranged, the distance between the hanging legs at the two ends of the side beam body can be synchronously adjusted through the transmission mechanism, meanwhile, the hanging legs can be fastened and limited through the locking mechanism after the adjustment is finished, through adjusting the opening degree, the connection by using a steel wire rope is not needed, the high-altitude operation by workers is not needed, the safety is higher, and meanwhile, the working efficiency can be greatly improved.
Description
Technical Field
The utility model belongs to the technical field of steel production, and particularly relates to an adjustable lifting appliance for a large supporting roller.
Background
When the supporting roll is replaced, the pin shaft lifting lugs are installed in the upper hole of the bearing seat of the supporting roll firstly, then the steel wire ropes are tied and hung, after the preparation work is completed, the travelling crane is commanded to hoist, high-altitude operation needs to be carried out, meanwhile, the design widths of the bearing seats of the upper supporting roll and the lower supporting roll are inconsistent, the operation efficiency is low, the safety risk is high, the requirements of modernization large production cannot be met, and the safety requirements of field operation cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an adjustable lifting appliance for a large supporting roller, which can synchronously adjust the distance between lifting legs at two ends of a side beam body through a transmission mechanism by arranging movable lifting legs, can fasten and limit the lifting legs after the adjustment is finished through a locking mechanism, does not need to use a steel wire rope for connection by adjusting the opening degree, does not need to carry out high-altitude operation by workers, has higher safety and can greatly improve the working efficiency.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to an adjustable lifting appliance for a large supporting roller, which comprises a lifting frame, a group of lifting arms and two groups of lifting legs, wherein side beam bodies are arranged on two sides of the lifting frame, and a transmission mechanism is fixed in each side beam body;
the two ends of the side beam body are both provided with sliding grooves, the top ends of the hanging legs are arranged in the sliding grooves at the end parts of the side beam body and are in sliding connection with the sliding grooves, the top ends of the hanging legs are provided with openings, and locking mechanisms are arranged in the openings;
the transmission mechanism comprises a first speed reducer, the first speed reducer is fixed in the middle of the inside of the side beam body, lead screws are fixed at two output ends of the first speed reducer through universal joints, one end, close to the universal joints, of each lead screw is rotatably connected with the bottom surface of the inside of the side beam body through bearings and bearing seats, the other end of each lead screw is rotatably connected with a transverse plate through the bearings and the bearing seats, the transverse plates are fixed at the end parts of the side beam body, and the peripheral side surfaces of the lead screws are in threaded connection with nuts;
the locking mechanism comprises a second speed reducer, two output ends of the second speed reducer are both fixed with screws, the outer sides of the two output ends of the second speed reducer are both fixed with sleeves, the peripheral side faces of the screws are in threaded connection with pin shafts, and the pin shafts are located in the sleeves and are in sliding connection with the sleeves;
the second speed reducer is fixed to the top of the nut, the end portions of the two sleeves on the locking mechanism are fixed to the opposite inner walls of the opening, and one end of the pin shaft penetrates through the side wall of the lifting leg and is located outside the lifting leg.
Furthermore, a positioning rod is fixed to the side face, close to one end of the sleeve, of the pin shaft, a groove is formed in the side face of the sleeve, and the positioning rod is located in the groove and is in sliding connection with the groove.
Furthermore, a sliding seat is fixed at the top end of the hanging leg, the sliding seat slides along the top surface of the side beam body, a group of guide wheels are fixed on two sides of the hanging leg, and the guide wheels roll along the bottom surface of the side beam body.
Furthermore, an operation opening is formed in the middle of the hanging bracket, hanging shafts are fixed on two sides in the hanging bracket, and one end of each hanging arm penetrates through the operation opening and is rotatably connected with the corresponding hanging shaft.
Furthermore, two groups of limiting strips are respectively fixed on the top surface of the hanging bracket and at positions opposite to the operation opening, and the two hanging arms are respectively positioned between the two groups of limiting strips.
Furthermore, the inner side of the bottom end of the lifting leg is rotatably connected with a rotating block through a shaft body, and a lifting tongue is fixed on the front side of the rotating block.
Further, the front side of the hanger is fixed with a PLC controller, the input ends of the first speed reducer and the second speed reducer are respectively provided with a driving motor, and the driving motors are electrically connected with the PLC controller.
And the remote controller is connected with the PLC through a wireless transmission module or an infrared data transmission module.
The utility model has the following beneficial effects:
1. according to the utility model, the movable hanging legs are arranged, the distance between the hanging legs at the two ends of the side beam body can be synchronously adjusted through the transmission mechanism, so that the opening degree can be adjusted, meanwhile, the hanging legs can be fastened and limited through the locking mechanism after the adjustment is finished, through adjusting the opening degree, the connection by using a steel wire rope is not needed, the high-altitude operation by workers is not needed, the safety is higher, and meanwhile, the working efficiency can be greatly improved.
2. The transmission mechanism and the locking mechanism used by the utility model have compact structures, occupy smaller space, avoid the interference with field equipment, have high adjustment precision, and ensure the stable and reliable operation of the equipment aiming at the oversize supporting roller.
3. The opening degree adjusting and locking mechanism is electrically driven to adjust the opening degree and the locking mechanism runs, the PLC and the remote controller are arranged, the operation action is directly controlled by an operator, and the remote control device has the characteristics of simple remote control operation, flexible and reliable action and safe and convenient transportation.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an adjustable lifting appliance for large supporting rollers according to the utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural diagram of a transmission mechanism;
FIG. 4 is a schematic structural view of the locking mechanism;
in the drawings, the components represented by the respective reference numerals are listed below:
1-hanger, 2-hanger arm, 3-hanger arm, 4-transmission mechanism, 5-locking mechanism, 101-side beam body, 102-chute, 103-operation opening, 104-hanger shaft, 105-limit strip, 106-PLC controller, 301-opening, 302-slide seat, 303-guide wheel, 304-rotating block, 305-hanger tongue, 401-first speed reducer, 402-universal joint, 403-lead screw, 404-transverse plate, 405-nut, 501-second speed reducer, 502-screw, 503-sleeve, 504-pin shaft, 505-positioning rod, 506-channel and 507-driving motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the utility model is an adjustable lifting appliance for large supporting rollers, comprising a lifting frame 1, a group of lifting arms 2 and two groups of lifting legs 3, wherein two sides of the lifting frame 1 are respectively provided with a side beam body 101, and a transmission mechanism 4 is fixed in the side beam body 101;
the two ends of the side beam body 101 are both provided with sliding grooves 102, the top ends of the hanging legs 3 are arranged in the sliding grooves 102 at the end parts of the side beam body 101 and are in sliding connection with the sliding grooves 102, the top ends of the hanging legs 3 are provided with openings 301, and locking mechanisms 5 are arranged in the openings 301;
the transmission mechanism 4 comprises a first speed reducer 401, the first speed reducer 401 is fixed in the middle of the inside of the side beam body 101, two output ends of the first speed reducer 401 are both fixed with a lead screw 403 through a universal joint 402, one end of the lead screw 403 close to the universal joint 402 is rotatably connected with the inner bottom surface of the side beam body 101 through a bearing and a bearing seat, the other end of the lead screw 403 is rotatably connected with a transverse plate 404 through a bearing and a bearing seat, the transverse plate 404 is fixed at the end part of the side beam body 101, and the peripheral side surface of the lead screw 403 is in threaded connection with a nut 405;
the locking mechanism 5 comprises a second speed reducer 501, two output ends of the second speed reducer 501 are both fixed with a screw 502, the outer sides of the two output ends of the second speed reducer 501 are both fixed with a sleeve 503, the peripheral side surface of the screw 502 is in threaded connection with a pin 504, and the pin 504 is positioned in the sleeve 503 and is in sliding connection with the sleeve 503;
the second speed reducer 501 is fixed on the top of the nut 405, the ends of two sleeves 503 on the locking mechanism 5 are respectively fixed on one opposite inner wall of the opening 301, and one end of the pin 504 penetrates through the side wall of the hanging leg 3 and is located outside the hanging leg 3.
As shown in fig. 2 and 4, a positioning rod 505 is fixed on the peripheral side surface of one end of the pin 504 close to the sleeve 503, a groove 506 is formed on the peripheral side surface of the sleeve 503, and the positioning rod 505 is located in the groove 506 and is connected with the groove 506 in a sliding manner.
As shown in fig. 1-2, a sliding base 302 is fixed at the top end of the lifting leg 3, the sliding base 302 slides along the top surface of the side beam body 101, a set of guide wheels 303 is fixed on both sides of the lifting leg 3, the guide wheels 303 roll along the bottom surface of the side beam body 101, and the movement track of the lifting leg 3 can be limited by the sliding base 302 and the guide wheels 303.
As shown in FIG. 1, an operation opening 103 is formed in the middle of the hanger 1, a hanging shaft 104 is fixed on each of two inner sides of the hanger 1, and one end of the hanging arm 2 penetrates through the operation opening 103 and is rotatably connected with the hanging shaft 104.
As shown in fig. 1, two sets of limiting strips 105 are respectively fixed on the top surface of the hanger 1 and at positions opposite to the operation opening 103, the two booms 2 are respectively located between the two sets of limiting strips 105, and the rotatable angle of the booms 2 can be limited by the limiting strips 105.
As shown in fig. 1, the inner side of the bottom end of the hanging leg 3 is rotatably connected with a rotating block 304 through a shaft body, a hanging tongue 305 is fixed on the front side of the rotating block 304, the hanging tongue 305 can rotate around the shaft body to prevent interference with a hanging part, the hanging tongue 305 is made of special ultra-high-strength steel, and the arc section design of a hanging matching surface ensures low contact stress.
As shown in fig. 1-2, a PLC controller 106 is fixed on the front side of the hanger 1, the input ends of the first speed reducer 401 and the second speed reducer 501 are both provided with a driving motor 507, and the driving motor 507 is electrically connected with the PLC controller 106.
The remote controller is connected with the PLC 106 through a wireless transmission module or an infrared data transmission module, and the safety is improved by simply controlling the remote controller by operators.
The working principle of the utility model is as follows: when the opening degree needs to be adjusted, a signal is sent to the PLC 106 through a remote controller, the PLC 106 controls the second speed reducers 501 on all the lifting legs 3 to operate, the screw rods 502 are driven to rotate, the pin shaft 504 is controlled to operate towards the second speed reducers 501, the pin shaft 504 is enabled to be far away from the side beam body 101, the first speed reducers 401 are controlled to operate, the screw rods 403 are controlled to rotate, the positions of the lifting legs 3 can be adjusted by matching with the screw nuts 405, the positions of the lifting legs 3 are adjusted, after the adjustment is finished, the second speed reducers 501 are controlled to operate, the pin shaft 504 is driven to be tightly attached to the side beam body 101, and the fastening effect is achieved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a hoist with adjustable be used for large-scale backing roll, includes gallows (1) and a set of davit (2), gallows (1) both sides all are equipped with the side beam body (101), its characterized in that: the lifting device is characterized by also comprising two groups of lifting legs (3), wherein a transmission mechanism (4) is fixed in the side beam body (101);
the two ends of the side beam body (101) are both provided with sliding grooves (102), the top ends of the lifting legs (3) are arranged in the sliding grooves (102) at the end parts of the side beam body (101) and are in sliding connection with the sliding grooves (102), the top ends of the lifting legs (3) are provided with openings (301), and locking mechanisms (5) are arranged in the openings (301);
the transmission mechanism (4) comprises a first speed reducer (401), the first speed reducer (401) is fixed in the middle of the inside of the side beam body (101), two output ends of the first speed reducer (401) are fixed with a lead screw (403) through a universal joint (402), one end, close to the universal joint (402), of the lead screw (403) is rotatably connected with the inner bottom surface of the side beam body (101) through a bearing and a bearing seat, the other end of the lead screw (403) is rotatably connected with a transverse plate (404) through the bearing and the bearing seat, the transverse plate (404) is fixed at the end of the side beam body (101), and the peripheral side surface of the lead screw (403) is in threaded connection with a nut (405);
the locking mechanism (5) comprises a second speed reducer (501), two output ends of the second speed reducer (501) are both fixed with a screw (502), the outer sides of the two output ends of the second speed reducer (501) are both fixed with a sleeve (503), the peripheral side surface of the screw (502) is in threaded connection with a pin shaft (504), and the pin shaft (504) is positioned in the sleeve (503) and is in sliding connection with the sleeve (503);
the second speed reducer (501) is fixed to the top of the nut (405), the end portions of two sleeves (503) on the locking mechanism (5) are fixed to the opposite inner walls of the opening (301), and one end of the pin shaft (504) penetrates through the side wall of the lifting leg (3) and is located outside the lifting leg (3).
2. The adjustable lifting appliance for the large supporting roller according to claim 1, wherein a positioning rod (505) is fixed on one circumferential side surface of the pin (504) close to one end of the sleeve (503), a groove (506) is formed on the circumferential side surface of the sleeve (503), and the positioning rod (505) is located in the groove (506) and is connected with the groove (506) in a sliding manner.
3. The adjustable lifting appliance for large supporting rollers as claimed in claim 1, wherein a sliding seat (302) is fixed at the top end of the lifting leg (3), the sliding seat (302) slides along the top surface of the side beam body (101), a group of guide wheels (303) is fixed on each side of the lifting leg (3), and the guide wheels (303) roll along the bottom surface of the side beam body (101).
4. The adjustable lifting appliance for the large supporting roller according to claim 1, wherein an operation opening (103) is formed in the middle of the lifting frame (1), the lifting shafts (104) are fixed on two inner sides of the lifting frame (1), and one end of the lifting arm (2) penetrates through the operation opening (103) and is rotatably connected with the lifting shafts (104).
5. The adjustable lifting appliance for large supporting rollers as claimed in claim 4, wherein two sets of limiting strips (105) are respectively fixed on the top surface of the lifting frame (1) at positions opposite to the operation opening (103), and the two lifting arms (2) are respectively positioned between the two sets of limiting strips (105).
6. The adjustable lifting appliance for large supporting rollers according to claim 1, wherein the inner side of the bottom end of the lifting leg (3) is rotatably connected with a rotating block (304) through a shaft body, and a lifting tongue (305) is fixed on the front side of the rotating block (304).
7. The adjustable lifting appliance for the large supporting roller according to claim 1, wherein a PLC (programmable logic controller) is fixed on the front side of the lifting frame (1), the input ends of the first speed reducer (401) and the second speed reducer (501) are respectively provided with a driving motor (507), and the driving motors (507) are electrically connected with the PLC (106).
8. The adjustable lifting appliance for large supporting rolls according to claim 7, further comprising a remote controller, wherein the remote controller is connected with the PLC (106) through a wireless transmission module or an infrared data transmission module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120861732.5U CN215626106U (en) | 2021-04-25 | 2021-04-25 | Adjustable lifting appliance for large supporting roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120861732.5U CN215626106U (en) | 2021-04-25 | 2021-04-25 | Adjustable lifting appliance for large supporting roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215626106U true CN215626106U (en) | 2022-01-25 |
Family
ID=79936582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120861732.5U Active CN215626106U (en) | 2021-04-25 | 2021-04-25 | Adjustable lifting appliance for large supporting roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215626106U (en) |
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2021
- 2021-04-25 CN CN202120861732.5U patent/CN215626106U/en active Active
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