CN211946110U

CN211946110U - Self-propelled crawler elevator

Info

Publication number: CN211946110U
Application number: CN202020554810.2U
Authority: CN
Inventors: 孔祥利; 张艳萌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2020-11-17
Anticipated expiration: 2030-04-15

Abstract

The utility model discloses a self-propelled lift of track, including a supporting bench, two corners on a supporting bench top all articulate through the hinge and have first supporting arm, and first rectangular channel has all been seted up to positive one side of a supporting bench and one side at the back, and the inside sliding connection of two first rectangular channels has the carriage release lever, and first moving groove has all been seted up to the both sides side on a supporting bench top, and the equal fixed mounting in outside of carriage release lever has two second support arms, the beneficial effects of the utility model are that: the positive and negative motor that changes through setting drives the lead screw and carries out positive and negative rotation, cooperation screw-nut to drive movable plate and carriage release lever simultaneously and remove repeatedly, simultaneously through hinge, first support arm, second support arm, third support arm and fourth support arm and carry the mutually supporting between the thing board, the inclination of first support arm, second support arm, third support arm and fourth support arm changes, thereby be convenient for go up and down to carrying the thing board, and then improve the lift effect.

Description

Self-propelled crawler elevator

Technical Field

The utility model relates to a lift, in particular to self-propelled lift of track belongs to agricultural equipment apparatus technical field.

Background

Along with the continuous emergence of land circulation, rural construction, family's farming and the large-scale planting of the big household of kind grain for rural demand to large-scale agricultural machine is more and more, and the peasant is also higher and more to the requirement of modern farming machinery, can use the self-propelled lift of track at the in-process that carries out agricultural production often, is used for going up and down, is used for satisfying the agricultural production demand.

The existing crawler self-propelled lifter has poor lifting effect and stability and has certain limitation in the using process; and the existing crawler self-propelled lifter is inconvenient for measuring the lifting height.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self-propelled lift of track to the lift effect that proposes among the above-mentioned background is poor, poor stability, is not convenient for carry out the measuring problem to the lift height.

In order to achieve the above object, the utility model provides a following technical scheme: a track self-propelled lifter comprises a supporting table, wherein two corners at the top end of the supporting table are hinged with first supporting arms through hinges, first rectangular grooves are formed in one side of the front surface and one side of the back surface of the supporting table, moving rods are connected to the inside of the first rectangular grooves in a sliding manner, first moving grooves are formed in two sides of the top end of the supporting table, two second supporting arms are fixedly mounted on the outer portion of each moving rod, one ends of the two second supporting arms penetrate through the first moving grooves and are arranged at the top of the supporting table, a forward and reverse motor is fixedly mounted in the middle of one side of the supporting table, a transmission shaft of the forward and reverse motor penetrates through the supporting table and is fixedly connected with a lead screw arranged in the supporting table, the outer portion of the lead screw is connected with a movable plate through lead screw nuts and threads, and the top end of, two the top of first support arm all articulates through the hinge has the third support arm, two the top of second support arm all articulates through the hinge has the fourth support arm, two the middle part of first support arm all articulates with the middle part of corresponding second support arm respectively through the hinge, two the middle part of third support arm all articulates with the middle part of corresponding fourth support arm respectively through the hinge, two the top of third support arm all articulates through the hinge has a year thing board, the second shift chute has all been seted up, two to the both sides of carrying thing board bottom the inside of second shift chute is arranged in to the second shift chute is all passed to the one end of fourth support arm, the top fixed mounting at the brace table back has the scale plate, the one end fixed mounting of shift bar has the guide bar, the top fixed mounting of guide bar has the pointer.

As an optimal technical scheme of the utility model, two there is the projection equal fixed mounting in one side of fourth support arm, carry positive one side of thing board and one side at the back and all seted up the second rectangular channel corresponding with the projection.

As an optimal technical scheme of the utility model, two equal fixed mounting has the bracing piece between first support arm and the second support arm.

As a preferred technical scheme of the utility model, the one end fixed mounting of lead screw has the limiting plate, the equal fixed mounting in movable plate both sides has the gag lever post, prop up the both sides of supporting bench inner wall and all seted up with gag lever post assorted spacing groove.

As a preferred technical scheme of the utility model, the equal fixed mounting in both sides on year thing board top has the protection frame, the equal fixed mounting in the bottom at the positive bottom of brace table and the back has a mounting panel, two the mounting hole has all been seted up to two corners of mounting panel.

As an optimal technical scheme of the utility model, positive reverse motor passes through the built-in power electric connection of positive reverse motor switch and lift in the lift driver's cabin.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a self-propelled lift of track, the motor drives the lead screw through the positive and negative rotation that sets up and carries out the positive and negative rotation, cooperates screw-nut to drive movable plate and carriage release lever simultaneously and move repeatedly, simultaneously through the hinge, the mutual cooperation between first support arm, second support arm, third support arm and the fourth support arm and the year thing board, the inclination of first support arm, second support arm, third support arm and fourth support arm changes, thereby be convenient for go up and down to carrying the thing board, and then improve the lift effect; the first supporting arm and the second supporting arm, the third supporting arm and the fourth supporting arm which correspond to each other are arranged in a mutually crossed manner to form a scissor-type structure, so that the stability of the lifter is improved conveniently; through mutually supporting between the pointer, scale plate and the carriage release lever that set up, through the removal of carriage release lever self, the cooperation pointer to be convenient for measure the lift height of this lift, make things convenient for the staff to observe.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the back of the present invention;

fig. 3 is an enlarged schematic view of the utility model at a;

fig. 4 is an enlarged schematic structural diagram of the utility model B.

In the figure: 1. a support table; 2. a positive and negative rotation motor; 3. a hinge; 4. a first support arm; 5. a first rectangular groove; 6. a first moving slot; 7. a travel bar; 8. a second support arm; 9. a screw rod; 10. moving the plate; 11. a limiting rod; 12. a third support arm; 13. a fourth support arm; 14. a loading plate; 15. a second rectangular groove; 16. a protective frame; 17. a support bar; 18. a scale plate; 19. a guide bar; 20. a pointer.

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 utility model provides a track self-propelled elevator, including a supporting table 1, two corners at the top end of the supporting table 1 are all hinged with a first supporting arm 4 through hinges 3, a first rectangular groove 5 is respectively arranged at one side of the front surface and one side of the back surface of the supporting table 1, a moving rod 7 is slidably connected inside the two first rectangular grooves 5, a first moving groove 6 is respectively arranged at two sides of the top end of the supporting table 1, two second supporting arms 8 are respectively fixedly arranged outside the moving rod 7, one end of each of the two second supporting arms 8 is respectively arranged at the top of the supporting table 1 through the first moving groove 6, a forward and reverse motor 2 is fixedly arranged in the middle of one side of the supporting table 1, so as to drive a screw rod 9 to rotate forward and reverse; a transmission shaft of the forward and reverse rotation motor 2 penetrates through the support table 1 to be fixedly connected with a screw rod 9 arranged inside the support table 1, and a moving plate 10 is connected to the outside of the screw rod 9 through screw threads of a screw rod nut, so that the moving plate 10 is driven to move conveniently; the top end of the movable plate 10 is fixedly connected with the middle part of the bottom end of the movable rod 7, the top ends of the two first supporting arms 4 are hinged with third supporting arms 12 through hinges 3, the top ends of the two second supporting arms 8 are hinged with fourth supporting arms 13 through hinges 3, the middle parts of the two first supporting arms 4 are respectively hinged with the middle parts of the corresponding second supporting arms 8 through hinges 3, the middle parts of the two third supporting arms 12 are respectively hinged with the middle parts of the corresponding fourth supporting arms 13 through hinges 3, the top ends of the two third supporting arms 12 are hinged with a carrying plate 14 through hinges 3, second moving grooves are respectively arranged at two sides of the bottom end of the carrying plate 14, one ends of the two fourth supporting arms 13 are respectively arranged in the second moving grooves through the second moving grooves, a scale plate 18 is fixedly arranged at the top part of the back surface of the supporting table 1, a guide rod 19 is fixedly arranged at one end of the movable rod 7, and a pointer 20, the lifting height of the loading plate 14 can be observed conveniently, and the reading of workers is facilitated.

Preferably, a convex column is fixedly installed on one side of each of the two fourth supporting arms 13, and a second rectangular groove 15 corresponding to the convex column is formed in each of the front side and the back side of the object carrying plate 14, so that the supporting function is facilitated, and the convex column is not limited in the moving process; a support rod 17 is fixedly arranged between the two first support arms 4 and the second support arm 8, so that the support function is conveniently realized, and the stability of the elevator is improved; a limiting plate is fixedly arranged at one end of the screw rod 9, limiting rods 11 are fixedly arranged on both sides of the movable plate 10, and limiting grooves matched with the limiting rods 11 are formed in both sides of the inner wall of the support table 1, so that the limiting function is conveniently realized, and meanwhile, the limiting rods 11 are not limited in the moving process; protective frames 16 are fixedly arranged on two sides of the top end of the object carrying plate 14, mounting plates are fixedly arranged on the bottom of the front surface and the bottom of the back surface of the supporting table 1, and mounting holes are formed in two corners of the two mounting plates, so that the protective effect is achieved, and the self-propelled crawler equipment can be conveniently mounted through bolts; the forward and reverse rotation motor 2 is electrically connected with a power supply arranged in the elevator through a forward and reverse rotation motor switch in the elevator cab, so that the electric appliance can be better controlled to work and operate.

When the self-propelled crawler elevator is used, the self-propelled crawler elevator and relevant self-propelled crawler equipment are installed through the mutual matching of the installation plate, the installation hole and the bolts, the self-propelled crawler equipment runs to a working place for preparation to work, when the elevator needs to be lifted, the forward and reverse rotating motor 2 of which the type can be YX3-100L1-4 is controlled through the forward and reverse rotating motor switch to rotate in the forward direction, and the transmission shaft of the forward and reverse rotating motor 2 drives the screw rod 9 to rotate in the forward direction; the movable plate 10 and the movable rod 7 are driven to move simultaneously by matching with a screw nut, and meanwhile, the hinge 3, the first support arm 4, the second support arm 8, the third support arm 12, the fourth support arm 13 and the loading plate 14 are matched with each other, when the movable rod 7 moves, because the corresponding first support arm 4 and the second support arm 8, the third support arm 12 and the fourth support arm 13 are arranged in a mutually crossed manner to form a scissor-type structure, the inclination angles of the first support arm 4, the second support arm 8, the third support arm 12 and the fourth support arm 13 are changed, so that the loading plate 14 is convenient to lift, and meanwhile, a lifting index can be read by the scale plate 18 and the pointer 20, when the lifter needs to be lowered, only the forward and reverse rotation motor 2 needs to be controlled to rotate reversely; when the lifter is not needed, the crawler self-propelled lifter only needs to be driven to a proper position.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

1. The self-propelled crawler elevator comprises a supporting table (1) and is characterized in that two corners of the top end of the supporting table (1) are hinged to first supporting arms (4) through hinges (3), first rectangular grooves (5) are formed in the front side and the back side of the supporting table (1), a moving rod (7) is connected to the inner portions of the first rectangular grooves (5) in a sliding mode, first moving grooves (6) are formed in two side sides of the top end of the supporting table (1), two second supporting arms (8) are fixedly mounted on the outer portions of the moving rod (7), one ends of the two second supporting arms (8) penetrate through the first moving grooves (6) and are arranged at the top of the supporting table (1), a forward and reverse motor (2) is fixedly mounted in the middle of one side of the supporting table (1), and a transmission shaft of the forward and reverse motor (2) penetrates through the supporting table (1) and a screw rod (9) arranged inside the supporting table (1), the outer part of the screw rod (9) is connected with a movable plate (10) through screw threads of a screw rod nut, the top end of the movable plate (10) is fixedly connected with the middle part of the bottom end of a movable rod (7), the top ends of the two first supporting arms (4) are hinged with third supporting arms (12) through hinges (3), the top ends of the two second supporting arms (8) are hinged with fourth supporting arms (13) through hinges (3), the middle parts of the two first supporting arms (4) are hinged with the middle parts of the corresponding second supporting arms (8) through hinges (3), the middle parts of the two third supporting arms (12) are hinged with the middle parts of the corresponding fourth supporting arms (13) through hinges (3), the top ends of the two third supporting arms (12) are hinged with a loading plate (14) through hinges (3), second moving grooves are formed in two sides of the bottom end of the loading plate (14), two the inside in second shifting chute is all passed in the second shifting chute to the one end of fourth support arm (13), the top fixed mounting at the brace table (1) back has scale plate (18), the one end fixed mounting of carriage release lever (7) has guide bar (19), the top fixed mounting of guide bar (19) has pointer (20).

2. A tracked self-propelled lift according to claim 1, characterized in that: two equal fixed mounting in one side of fourth support arm (13) has the projection, carry the second rectangular channel (15) corresponding with the projection to all seted up in one side of thing board (14) front and one side at the back.

3. A tracked self-propelled lift according to claim 1, characterized in that: two equal fixed mounting has bracing piece (17) between first support arm (4) and second support arm (8).

4. A tracked self-propelled lift according to claim 1, characterized in that: the one end fixed mounting of lead screw (9) has the limiting plate, the equal fixed mounting in movable plate (10) both sides has gag lever post (11), prop up the both sides of supporting bench (1) inner wall and all offer with gag lever post (11) assorted spacing groove.

5. A tracked self-propelled lift according to claim 1, characterized in that: the equal fixed mounting in both sides on year thing board (14) top has protection frame (16), the equal fixed mounting in the bottom at the positive bottom of brace table (1) and the back has the mounting panel, two the mounting hole has all been seted up to two corners of mounting panel.

6. A tracked self-propelled lift according to claim 1, characterized in that: the positive and negative rotation motor (2) is electrically connected with a power supply arranged in the elevator through a positive and negative rotation motor switch in the elevator cab.