CN214269960U - Hoisting device with prevent gnawing rail dolly - Google Patents
Hoisting device with prevent gnawing rail dolly Download PDFInfo
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- CN214269960U CN214269960U CN202022811293.5U CN202022811293U CN214269960U CN 214269960 U CN214269960 U CN 214269960U CN 202022811293 U CN202022811293 U CN 202022811293U CN 214269960 U CN214269960 U CN 214269960U
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Abstract
The utility model relates to a hoisting equipment technical field just discloses a hoisting apparatus with prevent gnawing rail dolly, which comprises a cross beam, two sets of stabilizer blades of the bottom symmetry fixedly connected with of crossbeam, every group the quantity of stabilizer blade is two, and is two sets of two backup pads of symmetry fixedly connected with between the bottom of stabilizer blade, the bottom fixed mounting of backup pad has the gyro wheel, two tracks of the top symmetry fixedly connected with of crossbeam install walking dolly mechanism between two orbital tops, walking dolly mechanism's bottom fixedly connected with electric block, electric block's output fixedly connected with stay cord. The utility model provides a current wherein when the walking dolly among the device appearing gnawing the rail phenomenon, generally all need the manual work to adjust the rail wheel interval or the angle of walking dolly, the efficiency of adjusting like this is lower, and can increase staff's intensity of labour's problem.
Description
Technical Field
The utility model relates to a lifting equipment technical field specifically is a hoisting apparatus with prevent gnawing rail dolly.
Background
The lifting device is often used for the walking trolley to be matched with the track to move so as to adjust the position of the lifting hook, and the track wheel of the walking trolley can bite the track sometimes in the process of moving the walking trolley on the track, so that the abrasion of the track and the track wheel can be increased, and the problem that the track of the trolley falls off can be caused when the track is serious.
The main reasons for the rail gnawing of the walking trolley are that the track wheel track is unequal, the contact ratio between the track wheel advancing direction and the track direction is not enough, or the parallelism between the track wheels at two sides is not enough.
When the rail gnawing phenomenon appears in the walking dolly among the current wherein device, generally all need the manual work to adjust the rail wheel interval or the angle of walking dolly, the efficiency of adjusting like this is lower, and can increase staff's intensity of labour.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a hoisting apparatus with prevent gnawing rail dolly has solved current wherein the walking dolly among the device when gnawing the rail phenomenon appear, generally all needs the manual work to adjust the rail wheel interval or the angle of walking dolly, and the efficiency of adjusting like this is lower, and can increase staff's intensity of labour's problem.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a lifting device with a rail-gnawing-preventing trolley comprises a cross beam, wherein the bottom of the cross beam is symmetrically and fixedly connected with two groups of supporting legs, the number of each group of supporting legs is two, two supporting plates are symmetrically and fixedly connected between the bottom ends of the two groups of supporting legs, rollers are fixedly arranged at the bottoms of the supporting plates, two tracks are symmetrically and fixedly connected to the top of the cross beam, a travelling trolley mechanism is arranged between the tops of the two tracks, an electric hoist is fixedly connected to the bottom of the travelling trolley mechanism, a pull rope is fixedly connected to the output end of the electric hoist, and a lifting hook is fixedly connected to the bottom end of;
the walking trolley mechanism comprises a trolley body, an electric hoist is fixedly connected with the bottom of the trolley body, two cavities are symmetrically formed in the bottom of the trolley body, two first motors are symmetrically and fixedly connected to the inner top walls of the two cavities, the output ends of the two first motors penetrate through the bottom of the cavities and are symmetrically and fixedly connected with two fixing plates, two groups of cross rods are symmetrically movably inserted into the front side and the rear side of each fixing plate in a movable mode, the number of each group of cross rods is two, a limiting plate is fixedly connected to one end, away from each other, of each group of cross rods, and two top plates are symmetrically and movably sleeved between the outer circular surfaces of the two groups of cross;
two first cushion pads are fixedly sleeved on the outer circular surfaces of the two groups of four cross rods, the side surfaces of the two first cushion pads on the outer circular surfaces of the cross rods are respectively abutted against the side surfaces of the adjacent fixed plate and the top plate, two first pressure sensors are symmetrically and fixedly connected between the side surfaces, close to each other, of the two first cushion pads on the outer circular surfaces of the cross rods, two second cushion pads are fixedly sleeved on the outer circular surfaces of two groups of four cross rods, the side surfaces of the two second cushion pads are respectively abutted against the side surfaces of the adjacent limiting plates and the side surfaces of the top plates, two second pressure sensors are symmetrically and fixedly connected between the close side surfaces of the two second cushion pads on the outer circular surface of the cross bar, the front side and the rear side of the fixed plate are symmetrically fixedly sleeved with two hydraulic cylinders, and the output ends of the two hydraulic cylinders are respectively fixedly inserted on the side surfaces of two adjacent top plates;
two circular ring-shaped sliding grooves are symmetrically formed in the bottom of the trolley body, four top portions of the top plates are symmetrically movably inserted with two groups of insertion rods, the number of the insertion rods in each group is two, the top ends of the two groups of insertion rods penetrate through the bottoms of the two circular ring-shaped sliding grooves respectively and are fixedly connected with top wheels, the top portions of the top wheels are abutted to inner top walls of the two circular ring-shaped sliding grooves respectively, springs are fixedly connected between the bottoms of the top wheels and the top portions of the top plates, the bottom portions of the top plates are fixedly connected with track wheels, and the track wheels are arranged at the top portions of the two tracks respectively.
Preferably, the first cushion pad and the second cushion pad are both made of rubber.
Preferably, the spring is movably sleeved on the outer circular surface of the inserted rod.
Preferably, the rail wheel is driven by a second motor.
Preferably, first pressure sensor and second pressure sensor all are connected with external PLC's input, and pneumatic cylinder and first motor are connected with external PLC's output.
Preferably, the width of the circular ring-shaped sliding chute is larger than that of the top wheel.
(III) advantageous effects
Compared with the prior art, the utility model provides a hoisting apparatus with prevent gnawing rail dolly possesses following beneficial effect:
1. the utility model discloses a first pressure sensor and second pressure sensor that set up, make when the rail phenomenon appears gnawing when the dolly rail wheel, second pressure sensor can receive the extrusion behind the first pressure sensor, after pressure reached the limit value, it can give external PLC with the signal transmission, external PLC can start the pneumatic cylinder and stretch out and draw back and drive corresponding roof back-and-forth movement through the horizontal pole, thereby make the inside wall and the track side of rail wheel keep away from mutually, realize automatic accurate adjusting the rail wheel interval, the efficiency of adjusting work has been improved, and staff's intensity of labour has been reduced.
2. The utility model discloses a motor that sets up drives the fixed plate and rotates, and the fixed plate passes through the roof and drives the rail wheel rotation to the realization is to the automatic adjustment of inclination between two rail wheels, thereby improves the degree of contact between rail wheel advancing direction and the rail direction or is located the depth of parallelism between the rail wheel of both sides, guarantees that the walking dolly can not appear gnawing the tooth problem, thereby has improved the device's reliability and practicality.
3. The utility model discloses a top wheel cooperation ring shape spout that sets up can play the supporting role to the roof to guarantee the even running of walking dolly, and can be so that fixed plate and roof more steady in the time of the pivoted, the effectual practicality that improves the device.
Drawings
Fig. 1 is a front view of a lifting device with a car for preventing gnawing rail of the present invention;
FIG. 2 is a front view of the traveling carriage mechanism of the present invention;
FIG. 3 is a left side sectional view of the traveling carriage mechanism of the present invention;
fig. 4 is a top cross-sectional view of the fixing plate of the present invention;
fig. 5 is a bottom view of the cart body of the present invention.
In the figure: the device comprises a cross beam 1, a support leg 2, a support plate 3, rollers 4, a track 5, a trolley mechanism 6, a trolley body 601, a cavity 602, a first motor 603, a fixing plate 604, a cross rod 605, a limiting plate 606, a top plate 607, a first cushion 608, a first pressure sensor 609, a second cushion 610, a second pressure sensor 611, a hydraulic cylinder 612, a circular chute 613, an inserted rod 614, a top wheel 615, a spring 616, a track wheel 617, an electric hoist 7, a pull rope 8 and a hook 9.
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.
As shown in fig. 1-5, the utility model provides a technical solution: a hoisting device with a rail-gnawing-preventing trolley comprises a cross beam 1, wherein the bottom of the cross beam 1 is symmetrically and fixedly connected with two groups of support legs 2, the number of each group of support legs 2 is two, two support plates 3 are symmetrically and fixedly connected between the bottoms of the two groups of support legs 2, idler wheels 4 are fixedly installed at the bottoms of the support plates 3, two tracks 5 are symmetrically and fixedly connected to the top of the cross beam 1, a travelling trolley mechanism 6 is installed between the tops of the two tracks 5, an electric hoist 7 is fixedly connected to the bottom of the travelling trolley mechanism 6, a pull rope 8 is fixedly connected to the output end of the electric hoist 7, and a lifting hook 9 is fixedly connected to the bottom end of the pull rope 8;
the traveling trolley mechanism 6 comprises a trolley body 601, the electric hoist 7 is fixedly connected with the bottom of the trolley body 601, two cavities 602 are symmetrically formed in the bottom of the trolley body 601, two first motors 603 are symmetrically and fixedly connected to the inner top walls of the two cavities 602, the output ends of the two first motors 603 penetrate through the bottom of the cavities 602 and are symmetrically and fixedly connected with two fixing plates 604, two groups of cross rods 605 are symmetrically and movably inserted into the front side and the rear side of each fixing plate 604, the number of the cross rods 605 in each group is two, one end, away from each other, of each group of the cross rods 605 is fixedly connected with a limiting plate 606, and two top plates 607 are symmetrically and movably sleeved between the outer circular surfaces of the two groups of the cross rods 605;
two first cushions 608 are fixedly sleeved on the outer circular surfaces of two groups of four cross bars 605, the side surfaces of the two first cushions 608 on the outer circular surfaces of the cross bars 605 are respectively abutted against the side surfaces of the adjacent fixed plate 604 and the top plate 607, the first cushions 608 and the second cushions 610 are made of rubber materials, so that an overlarge extrusion force can be prevented from being applied to a first pressure sensor 609 and a second pressure sensor 611, the safety of the first pressure sensor 609 and the second pressure sensor 611 is effectively protected, the two first pressure sensors 609 are symmetrically and fixedly connected between the adjacent side surfaces of the two first cushions 608 on the outer circular surfaces of the cross bars 605, the first pressure sensors 609 and the second pressure sensors 611 are connected with the input end of an external PLC, and the hydraulic cylinder 612 and the first motor 603 are connected with the output end of the external PLC, so that the automatic adjustment of the distance and the angle of the track wheels 617 can be realized, the outer circular surfaces of the two groups of four cross bars 605 are fixedly sleeved with two second cushion pads 610, the side surfaces of the two second cushion pads 610 are respectively abutted against the side surfaces of the adjacent limiting plates 606 and the side surfaces of the top plates 607, two second pressure sensors 611 are symmetrically and fixedly connected between the adjacent side surfaces of the two second cushion pads 610 on the outer circular surfaces of the cross bars 605, two hydraulic cylinders 612 are symmetrically and fixedly sleeved on the front side and the rear side of the fixed plate 604, and the output ends of the two hydraulic cylinders 612 are respectively fixedly inserted on the side surfaces of the two adjacent top plates 607;
the bottom of the trolley body 601 is symmetrically provided with two circular chutes 613, the width of each circular chute 613 is larger than that of each top wheel 615, so that the top wheels 615 and the circular chutes 613 cannot influence the normal movement of the track wheels 617, the tops of the four top plates 607 are symmetrically movably inserted with two groups of insertion rods 614, the number of each group of insertion rods 614 is two, the top ends of the two groups of insertion rods 614 respectively penetrate through the bottoms of the two circular chutes 613 and are fixedly connected with the top wheels 615, the tops of the four top wheels 615 respectively abut against the inner top walls of the two circular chutes 613, springs 616 are fixedly connected between the bottoms of the top wheels 615 and the tops of the top plates 607, the springs 616 are movably sleeved on the outer circular surfaces of the insertion rods 614, so that the springs 616 can stably perform telescopic work, the bottoms of the four top plates 607 are respectively and fixedly connected with the track wheels 617, and the four track wheels 617 are respectively placed on the tops of the two tracks 5, the rail wheel 617 is driven by a second motor such that the rail wheel 617 can move along the rail 5.
The working principle is as follows: when the walking trolley mechanism 6 runs on the track 5 and the track gnawing phenomenon occurs, the first pressure sensor 609 or the second pressure sensor 611 at the top of the track wheel 617 where the track gnawing occurs can receive pressure, then the first pressure sensor 609 or the second pressure sensor 611 can transmit a signal to the external PLC, then the external PLC can start the hydraulic cylinder 612 corresponding to the track wheel 617, the hydraulic cylinder 612 can contract or extend and push the top plate 607 to move left and right through the cross rod 605, so that the inner side wall of the track wheel 617 is far away from the side surface of the track 5, if the problem of tooth gnawing cannot be effectively solved by simply adjusting the distance between the track wheels 617, the motor 603 can be started to drive the two track wheels 617 on the left side or the two track wheels 617 on the right side to rotate through the fixing plate 604, the cross rod 605 and the top plate 607, so as to improve the parallelism between the two track wheels on the left side 617 and the two track wheels on the right side 617 or improve the traveling direction of the track wheels 617 and the track wheel 617 The contact ratio between the directions of the tracks 5, thereby solving the problem that the track wheel 617 gnaws the teeth.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 hoisting apparatus with prevent gnawing rail dolly, includes crossbeam (1), its characterized in that: the bottom of the cross beam (1) is symmetrically and fixedly connected with two groups of support legs (2), the number of each group of support legs (2) is two, two support plates (3) are symmetrically and fixedly connected between the bottoms of the two groups of support legs (2), rollers (4) are fixedly installed at the bottoms of the support plates (3), two tracks (5) are symmetrically and fixedly connected to the top of the cross beam (1), a traveling trolley mechanism (6) is installed between the tops of the two tracks (5), an electric hoist (7) is fixedly connected to the bottom of the traveling trolley mechanism (6), a pull rope (8) is fixedly connected to the output end of the electric hoist (7), and a lifting hook (9) is fixedly connected to the bottom end of the pull rope (8);
the walking trolley mechanism (6) comprises a trolley body (601), an electric hoist (7) is fixedly connected with the bottom of the trolley body (601), two cavities (602) are symmetrically formed in the bottom of the trolley body (601), two first motors (603) are symmetrically and fixedly connected to the inner top wall of the two cavities (602), the output ends of the two first motors (603) penetrate through the bottom of the cavity (602) and are symmetrically and fixedly connected with two fixing plates (604), two groups of cross rods (605) are symmetrically and movably inserted into the front side and the rear side of each fixing plate (604), the number of each group of cross rods (605) is two, one end, far away from each group of cross rods (605), of each group of cross rods is fixedly connected with a limiting plate (606), and two top plates (607) are symmetrically and movably sleeved between the outer circular surfaces of the two groups of cross rods (605);
the outer circular surfaces of the two groups of four cross rods (605) are fixedly sleeved with two first cushion pads (608), the side surfaces of the two first cushion pads (608) on the outer circular surfaces of the cross rods (605) are respectively abutted to the side surfaces of the adjacent fixed plate (604) and the top plate (607), two first pressure sensors (609) are symmetrically and fixedly connected between the side surfaces, close to the two first cushion pads (608), on the outer circular surfaces of the cross rods (605), two second cushion pads (610) are fixedly sleeved with the outer circular surfaces of the two groups of four cross rods (605), the side surfaces of the two second cushion pads (610) are respectively abutted to the side surfaces of the adjacent limiting plate (606) and the side surface of the top plate (607), two second pressure sensors (611) are symmetrically and fixedly connected between the side surfaces, close to the two second cushion pads (610), on the outer circular surfaces of the cross rods (605), the front side surface and the rear side surface of the fixed plate (604) are symmetrically and fixedly sleeved with two hydraulic cylinders (612), the output ends of the two hydraulic cylinders (612) are respectively fixedly inserted on the side surfaces of two adjacent top plates (607);
two circular ring-shaped sliding grooves (613) are symmetrically formed in the bottom of the trolley body (601), two groups of inserting rods (614) are symmetrically and movably inserted into the top of the top plate (607), the number of the inserting rods (614) in each group is two, the top ends of the two groups of inserting rods (614) penetrate through the bottoms of the two circular ring-shaped sliding grooves (613) respectively and are fixedly connected with top wheels (615), the tops of the four top wheels (615) are abutted to the inner top walls of the two circular ring-shaped sliding grooves (613) respectively, springs (616) are fixedly connected between the bottoms of the top wheels (615) and the tops of the top plates (607), the bottoms of the four top plates (607) are fixedly connected with track wheels (617), and the four track wheels (617) are placed at the tops of the two tracks (5) respectively.
2. The hoisting device with the rail gnawing prevention trolley as claimed in claim 1, wherein: the first buffer cushion (608) and the second buffer cushion (610) are made of rubber.
3. The hoisting device with the rail gnawing prevention trolley as claimed in claim 1, wherein: the spring (616) is movably sleeved on the outer circular surface of the inserted rod (614).
4. The hoisting device with the rail gnawing prevention trolley as claimed in claim 1, wherein: the rail wheel (617) is driven by a second motor.
5. The hoisting device with the rail gnawing prevention trolley as claimed in claim 1, wherein: the first pressure sensor (609) and the second pressure sensor (611) are connected with the input end of an external PLC, and the hydraulic cylinder (612) and the first motor (603) are connected with the output end of the external PLC.
6. The hoisting device with the rail gnawing prevention trolley as claimed in claim 1, wherein: the width of the circular ring-shaped sliding chute (613) is larger than that of the top wheel (615).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022811293.5U CN214269960U (en) | 2020-11-27 | 2020-11-27 | Hoisting device with prevent gnawing rail dolly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022811293.5U CN214269960U (en) | 2020-11-27 | 2020-11-27 | Hoisting device with prevent gnawing rail dolly |
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| Publication Number | Publication Date |
|---|---|
| CN214269960U true CN214269960U (en) | 2021-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022811293.5U Active CN214269960U (en) | 2020-11-27 | 2020-11-27 | Hoisting device with prevent gnawing rail dolly |
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| CN (1) | CN214269960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196509A (en) * | 2022-09-19 | 2022-10-18 | 河南科特尔机械制造有限公司 | Aluminum electrolysis material suction crown block unit |
-
2020
- 2020-11-27 CN CN202022811293.5U patent/CN214269960U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196509A (en) * | 2022-09-19 | 2022-10-18 | 河南科特尔机械制造有限公司 | Aluminum electrolysis material suction crown block unit |
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