CN211662007U - Maintenance device for repairing engineering machine - Google Patents
Maintenance device for repairing engineering machine Download PDFInfo
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- CN211662007U CN211662007U CN202020152792.5U CN202020152792U CN211662007U CN 211662007 U CN211662007 U CN 211662007U CN 202020152792 U CN202020152792 U CN 202020152792U CN 211662007 U CN211662007 U CN 211662007U
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- supporting seat
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Abstract
The utility model discloses an engineering machine is repaiied and is used maintenance device relates to supplementary maintenance device field, has solved among the prior art engineering machine and has repaiied and use the problem that maintenance device stroke is short, and its technical essential is: the lifting mechanism is fixedly connected with an upper supporting seat below the lifting mechanism, a lower supporting seat is arranged below the upper supporting seat, and the lower supporting seat is connected with the upper supporting seat through a lifting mechanism; the upper supporting seat is also provided with a connecting arm and a clamping component for clamping a workpiece; the jack is fixed on the lifting mechanism consisting of the mutually hinged lifting rod components; so that the maintenance device can also play a lifting role when facing a higher vertex; compared with the prior art, the utility model discloses the stroke is long, easy operation.
Description
Technical Field
The utility model relates to an auxiliary maintenance device field especially relates to an engineering machine is repaiied and is used maintenance device.
Background
At present, a jack is a light and small lifting device which uses a rigid lifting piece as a working device and lifts a heavy object in a stroke through a top bracket or a bottom supporting claw. It can be divided into rack jack, screw jack and hydraulic jack according to its structure characteristics. The screw jack supports heavy objects by means of self-locking of threads, and has the advantages of simple structure, low transmission efficiency and slow return. The rack jack supports heavy objects by means of self-locking of threads, and has the advantages of simple structure, low transmission efficiency and slow return. In the prior art, the hydraulic jack has limited lifting height and slow lifting speed.
Chinese patent publication No. CN206717327U discloses an engineering machine is repaiied and is used maintenance device, including base, handle, hydro-cylinder, bracing piece, rotation button, spacing hole, prevent tong rubber block, adjusting bolt, screw handle and hob, the base top is provided with the piston, piston one end is provided with the bracing piece and sets up the backup pad at the bracing piece top, bracing piece one side is provided with the hydro-cylinder and sets up the handle in hydro-cylinder one side, backup pad one side is provided with the rotation button, be provided with spacing hole in the rotation button, spacing hole one side is provided with the connecting block and sets up the inserted bar in connecting block one end, rotation button one end is provided with the connecting rod and sets up the clamp splice in connecting rod one end, the clamp splice internal surface is provided with the interlock tooth. The device simple design, the structure is ingenious, easy operation, and the practicality is strong, and the effectual fixed problem of solving a welding piece simultaneously brings very big facility for the maintenance, has fine spreading value. However, the device adopts the piston type hydraulic jack, so that the stroke of the device is short, and therefore, a maintenance device for repairing the engineering machine is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the defect is overcome, and provides a maintenance device for repairing engineering machines, which comprises a lifting mechanism, wherein an upper supporting seat is fixedly connected below the lifting mechanism, a lower supporting seat is arranged below the upper supporting seat, and the lower supporting seat is connected with the upper supporting seat through a lifting mechanism; the upper supporting seat is also provided with a connecting arm and a clamping component for clamping a workpiece, so that the problem that the stroke of the maintenance device for repairing the engineering machine in the prior art is short is solved.
In order to achieve the above object, the utility model provides a following technical scheme:
a maintenance device for repairing an engineering machine comprises a lifting mechanism, wherein an upper supporting seat is fixedly connected below the lifting mechanism, a lower supporting seat is arranged below the upper supporting seat, and the lower supporting seat is connected with the upper supporting seat through a lifting mechanism; the upper supporting seat is also provided with a connecting arm and a clamping component for clamping the workpiece.
As a further proposal of the utility model, a base track is arranged on the lower supporting seat; the upper supporting seat is a straight steel plate, and the bottom of the upper supporting seat is provided with a base track which is the same as that on the lower supporting seat; the lifting mechanism comprises a first lifting rod assembly, a second lifting rod assembly and a lead screw assembly; the main body of the first lifting rod assembly is a connecting rod, two ends and the middle of the connecting rod are provided with hinge holes, one end of the connecting rod is hinged with a roller, the roller is hinged with a lead screw nut, and the roller on the first lifting rod assembly is arranged in the base track; the second lifting rod component comprises a connecting rod and a roller, the connecting mode of the second lifting rod component is the same as that of the first lifting rod component, and the roller on the second lifting rod component is arranged in the base track on the upper supporting seat; the first lifting rod assembly and the second lifting rod assembly are hinged to form a supporting unit, two groups of supporting units are arranged and are respectively a first supporting unit and a second supporting unit, the first lifting rod assembly and the first lifting rod assembly in the first supporting unit and the second supporting unit are hinged through hinge holes in the middle, and the second lifting rod assembly are hinged through hinge holes in the middle; the screw assembly is a stepped shaft, two threads with opposite rotation directions are arranged in the middle of the screw assembly, and the screw assembly is connected to the screw nuts on the first supporting unit and the second supporting unit through threads.
As a further proposal of the utility model, a pulley is arranged on the roller.
As a further proposal of the utility model, one end of the screw component is provided with a screw driving seat which is in interference fit with the screw component, and the screw driving seat is provided with a through hole; one end of the lower supporting seat is provided with a lead screw clamping groove.
As the utility model discloses further scheme, lead screw assembly's one end fixedly connected with driving motor, driving motor fixed connection are on the under bracing seat, and driving motor's axis of rotation and lead screw assembly fixed connection.
As a further proposal of the utility model, the connecting arm is hinged above the upper supporting seat, and the hinge pin is a threaded pin; the clamping component is hinged at one end of the connecting arm, and a threaded pin is arranged at the hinged position between the connecting arm and the clamping component.
To sum up, compared with the prior art, the utility model has the following beneficial effects:
the jack is fixed on the lifting mechanism consisting of the mutually hinged lifting rod components; so that the maintenance device can also play a lifting role when facing a higher vertex; compared with the prior art, the utility model discloses the stroke is long, easy operation.
Drawings
Fig. 1 is a schematic structural view of a maintenance device for repairing a construction machine in embodiment 1.
Fig. 2 is a schematic structural view of a lower support seat in the maintenance device for repairing the engineering machine.
Fig. 3 is a schematic structural diagram of a first lifting rod assembly in the maintenance device for repairing the engineering machine.
Fig. 4 is a schematic structural view of a second lifting rod assembly in the maintenance device for repairing the engineering machine.
Fig. 5 is a schematic structural diagram of a screw assembly in the maintenance device for repairing the engineering machine.
Fig. 6 is a schematic structural view of a maintenance device for repairing a construction machine in embodiment 2.
Reference numerals: 1-lower supporting seat, 11-base track, 12-screw seat, 13-screw clamping groove, 2-lifting mechanism, 21-first lifting rod assembly, 22-second lifting rod assembly, 23-screw assembly, 24-screw driving seat, 25-connecting rod, 26-roller, 27-screw nut, 3-upper supporting seat, 4-lifting mechanism, 5-connecting arm, 6-clamping assembly, 7-telescopic rod assembly and 8-driving motor.
Detailed Description
The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Example 1
As shown in fig. 1, the maintenance device for repairing the engineering machine comprises a lifting mechanism 4, wherein an upper support seat 3 is fixedly connected below the lifting mechanism 4, a lower support seat 1 is arranged below the upper support seat 3, and the lower support seat 1 is connected with the upper support seat 3 through a lifting mechanism 2; the upper supporting seat 3 is also provided with a connecting arm 5 and a clamping component 6 for clamping a workpiece;
as shown in fig. 2, the lower support base 1 is provided with a base rail 11 and a screw base 12 for connecting the lifting mechanism 2, the base rail 11 is a T-shaped chute, and at least two screw bases 12 are provided, in this embodiment, three screw bases 12 are provided and are respectively provided at two sides and the middle of the base rail 11;
the lifting mechanism 2 comprises a first lifting rod assembly 21, a second lifting rod assembly 22 and a lead screw assembly 23, as shown in fig. 3, the main body of the first lifting rod assembly 21 is a connecting rod 25, the connecting rod 25 is provided with a hinge hole at both ends and in the middle, one end of the connecting rod 25 is hinged with a roller 26, the roller 26 is hinged with a lead screw nut 27, the roller 26 is provided with a pulley, the roller 26 on the first lifting rod assembly 21 is arranged in the base track 11, so that the first lifting rod assembly 21 slides in the base track 11; the screw nut 27 is provided with a threaded hole for matching with the screw assembly 23; as shown in fig. 4, the second lifter assembly 22 includes a link 25 and a roller 26, and is connected in the same manner as the first lifter assembly 21; the first lifting rod assembly 21 and the second lifting rod assembly 22 are hinged to form a supporting unit, two groups of supporting units are arranged and are respectively a first supporting unit and a second supporting unit, the first lifting rod assembly 21 and the first lifting rod assembly 21 in the first supporting unit and the second supporting unit are hinged through a hinge hole in the middle, and the second lifting rod assembly 22 are hinged through a hinge hole in the middle, so that the two supporting units are connected; as shown in fig. 5, the screw assembly 23 is a stepped shaft, two sections of threads with opposite turning directions are arranged in the middle of the screw assembly 23, and the screw assembly 23 is connected to the screw nuts 27 on the first supporting unit and the second supporting unit through the threads, so that when the screw assembly 23 rotates, the two screw nuts 27 are driven to approach or move away from each other; the connecting rod 25 on the first lifting rod assembly 21 is arranged in the base track 11; the screw assembly 23 is rotatably connected with the screw base 12, and two ends of the screw assembly 23 are provided with check rings for preventing the screw assembly 23 from sliding in the screw base 12;
the upper supporting seat 3 is a straight steel plate, and the bottom of the upper supporting seat 3 is provided with a base track 11 which is the same as that of the lower supporting seat 1; the rollers 26 on the second lifting rod assembly 22 are arranged in the base rail 11 on the upper support 3;
preferably, in order to facilitate the rotation of the screw assembly 23, a screw driving seat 24 is arranged at one end of the screw assembly 23, the screw driving seat 24 is in interference fit with the screw assembly 23, a through hole is formed in the screw driving seat 24, when the screw assembly 23 is rotated, a crow bar is inserted into the screw driving seat 24, and then the screw driving seat 24 is rotated, so as to drive the screw assembly 23 to rotate, preferably, in order to prevent a heavy support, the screw assembly 23 is pressed to rotate, and a screw clamping groove 13 is formed at one end of the lower supporting seat 1 and used for inserting the crow bar;
the lifting mechanism 4 is a jack in the prior art, the lifting mechanism 4 is fixedly connected to the upper supporting seat 3, the connecting arm 5 is formed by hinging a connecting rod in the prior art, the connecting arm 5 is hinged above the upper supporting seat 3, the hinging pin is a threaded pin, so that the connecting arm 5 can be locked on the upper supporting seat 3, and the hinging part of the connecting rod between the connecting arms 5 is also a threaded pin, so that the angle of the connecting rod can be fixed; the clamping component 6 is hinged at one end of the connecting arm 5, and a threaded pin is arranged at the hinged position between the connecting arm 5 and the clamping component 6, so that the clamping component 6 can be fixed on the connecting arm 5; the clamping component 6 is a fixed claw in the prior art;
preferably, in this embodiment, in order to stably connect the lower support base 1 and the upper support base 3, a telescopic rod assembly 7 is further fixedly connected between the lower support base 1 and the upper support base 3, and the telescopic rod assembly 7 is a multi-section telescopic rod in the prior art, that is, formed by sleeving a plurality of sections of metal rods, so that the telescopic rod assembly 7 has a longer telescopic stroke.
Example 2
As shown in fig. 6, the maintenance device for repairing the engineering machine comprises a lifting mechanism 4, wherein an upper support seat 3 is fixedly connected below the lifting mechanism 4, a lower support seat 1 is arranged below the upper support seat 3, and the lower support seat 1 is connected with the upper support seat 3 through a lifting mechanism 2; the upper supporting seat 3 is also provided with a connecting arm 5 and a clamping component 6 for clamping a workpiece;
in the embodiment, in order to conveniently and quickly lift the lower supporting seat 1, one end of the screw rod assembly 23 is fixedly connected with the driving motor 8, the driving motor 8 is fixedly connected to the lower supporting seat 1, a rotating shaft of the driving motor 8 is fixedly connected with the screw rod assembly 23, and the driving motor 8 is used for driving the screw rod assembly 23 to rotate;
the other structures in this example are the same as those in embodiment 1.
To sum up, the utility model discloses a theory of operation is:
the lifting mechanism consisting of the mutually hinged lifting rod components has higher telescopic stroke relative to the jack; so that the maintenance device can also play a lifting role when facing a higher vertex; during operation, the screw assembly 23 rotates to drive the screw nut 27 to approach each other, so as to drive the included angle of the first lifting rod assembly 21 to decrease, so as to enable the upper vertex of the first lifting rod assembly 21 to approach each other, so as to drive the included angle of the second lifting rod assembly 22 to decrease, the operation of the first lifting rod assembly 21 and the second lifting rod assembly 22 drives the upper supporting seat 3 to ascend, so as to play a lifting role, when the upper supporting seat 3 needs to descend, the screw assembly 23 rotates reversely, and the vertex principle of the first lifting rod assembly 21 and the second lifting rod assembly 22 enables the upper supporting seat 3 to descend; the arrangement of the telescopic rod component 7 ensures that the connection between the lower supporting seat 1 and the upper supporting seat 3 is stable; the arrangement of the connecting arm 5 and the clamping assembly 6 provides the service device with the function of clamping the workpiece.
It should be particularly noted that the lifting and clamping structure in the present application is an application of the prior art, and the formation of the jack is increased by the connecting rod with a longer stroke, which effectively solves the problem of short stroke of the repair device for repairing the engineering machine in the prior art.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the invention and for the convenience of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
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. A maintenance device for engineering machine maintenance comprises a lifting mechanism (4), and is characterized in that an upper supporting seat (3) is fixedly connected below the lifting mechanism (4), a lower supporting seat (1) is arranged below the upper supporting seat (3), and the lower supporting seat (1) and the upper supporting seat (3) are connected through a lifting mechanism (2); the upper supporting seat (3) is also provided with a connecting arm (5) and a clamping component (6) for clamping a workpiece.
2. The maintenance device for repairing engineering machinery according to claim 1, wherein the lower supporting base (1) is provided with a base rail (11); the upper supporting seat (3) is a straight steel plate, and the bottom of the upper supporting seat (3) is provided with a base track (11) which is the same as that of the lower supporting seat (1); the lifting mechanism (2) comprises a first lifting rod assembly (21), a second lifting rod assembly (22) and a lead screw assembly (23); the main body of the first lifting rod assembly (21) is a connecting rod (25), the two ends and the middle of the connecting rod (25) are provided with hinged holes, one end of the connecting rod (25) is hinged with a roller (26), the roller (26) is hinged with a lead screw nut (27), and the roller (26) on the first lifting rod assembly (21) is arranged in the base track (11); the second lifting rod component (22) comprises a connecting rod (25) and a roller (26), the connecting mode is the same as that of the first lifting rod component (21), and the roller (26) on the second lifting rod component (22) is arranged in the base track (11) on the upper supporting seat (3); the first lifting rod assembly (21) and the second lifting rod assembly (22) are hinged to form a supporting unit, two groups of supporting units are arranged and are respectively a first supporting unit and a second supporting unit, the first lifting rod assembly (21) and the first lifting rod assembly (21) in the first supporting unit and the second supporting unit are hinged through a hinge hole in the middle, and the second lifting rod assembly (22) are hinged through a hinge hole in the middle; the screw rod assembly (23) is a stepped shaft, two sections of threads with opposite screwing directions are arranged in the middle of the screw rod assembly (23), and the screw rod assembly (23) is connected to screw rod nuts (27) on the first supporting unit and the second supporting unit through threads.
3. The maintenance device for repairing construction machine according to claim 2, wherein the roller (26) is provided with a pulley.
4. The maintenance device for repairing the engineering machine according to claim 2, wherein one end of the screw rod assembly (23) is provided with a screw rod driving seat (24), the screw rod driving seat (24) is in interference fit with the screw rod assembly (23), and the screw rod driving seat (24) is provided with a through hole; one end of the lower supporting seat (1) is provided with a lead screw clamping groove (13).
5. The maintenance device for repairing engineering machinery according to any one of claims 2 to 4, wherein one end of the screw assembly (23) is fixedly connected with the driving motor (8), the driving motor (8) is fixedly connected to the lower supporting seat (1), and a rotating shaft of the driving motor (8) is fixedly connected with the screw assembly (23).
6. The service device for repairing engineering machinery according to claim 1, wherein the connecting arm (5) is hinged above the upper supporting seat (3), and the hinge pin is a threaded pin; the clamping component (6) is hinged at one end of the connecting arm (5), and a hinged part between the connecting arm (5) and the clamping component (6) is a threaded pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020152792.5U CN211662007U (en) | 2020-02-05 | 2020-02-05 | Maintenance device for repairing engineering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020152792.5U CN211662007U (en) | 2020-02-05 | 2020-02-05 | Maintenance device for repairing engineering machine |
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| Publication Number | Publication Date |
|---|---|
| CN211662007U true CN211662007U (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020152792.5U Active CN211662007U (en) | 2020-02-05 | 2020-02-05 | Maintenance device for repairing engineering machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589748A (en) * | 2020-12-14 | 2021-04-02 | 刘卫同 | Maintenance device for new energy automobile battery |
-
2020
- 2020-02-05 CN CN202020152792.5U patent/CN211662007U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589748A (en) * | 2020-12-14 | 2021-04-02 | 刘卫同 | Maintenance device for new energy automobile battery |
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