CN212558418U

CN212558418U - Unpowered automatic lifting mechanism

Info

Publication number: CN212558418U
Application number: CN202021253282.3U
Authority: CN
Inventors: 吕志祥
Original assignee: Guangzhou Fengtie Auto Parts Co ltd
Current assignee: Guangzhou Fengtie Auto Parts Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-02-19
Anticipated expiration: 2030-07-01

Abstract

The utility model belongs to the technical field of lifting mechanism, and discloses an unpowered automatic lifting mechanism, which comprises a bracket, wherein one side of the inner bottom end of the bracket is connected with a connecting rod, the two sides of the bracket are symmetrically connected with cross rods, a fixed rod is connected between the two cross rods, a first fixed pulley is installed at the bottom end of the fixed rod, the lower end of the side wall of the bracket is hinged with a pedal, the top end of the pedal is fixed with a connecting ring, the outer wall of the connecting ring is connected with a second traction rope, a second fixed pulley is installed at the lower end of the side wall of the bracket and the side far away from the pedal through an installation block, the utility model utilizes the counterweight principle, and a counterweight block drives an operation rod to automatically lift through a rope, thereby realizing the automatic carrying mechanism of a load on an operation table surface, meeting the automatic lifting function, increase the production income and is worth popularizing.

Description

Unpowered automatic lifting mechanism

Technical Field

The utility model belongs to the technical field of elevating system, concretely relates to unpowered automatic lifting mechanism.

Background

The lifting mechanism can drive the workpiece to move up and down, along with the high-speed development of the industry, the application of the lifting mechanism is more and more extensive, and the lifting framework can replace the traditional manual carrying, so that the working efficiency is greatly improved.

Can realize the automatic lifting of operation platform's kind more in the existing market, for example: the motor drives the operation platform to realize automatic lifting by using electric power; the air cylinder drives the operation platform to automatically lift by utilizing high-pressure pneumatic power, and the like, and various methods all need to consume energy, so that the cost investment is large.

Disclosure of Invention

An object of the utility model is to provide an unpowered automatic lifting mechanism to provide traditional elevating system and generally consume the energy problem in solving above-mentioned background art, the cost drops into great problem.

In order to achieve the above object, the utility model provides a following technical scheme: an unpowered automatic lifting mechanism comprises a support, wherein one side of the inner bottom end of the support is connected with a connecting rod, the two sides of the support are symmetrically connected with cross rods, a fixing rod is connected between the two cross rods, a first fixed pulley is installed at the bottom end of the fixing rod, a pedal is hinged to the lower end of the side wall of the support, a connecting ring is fixed at the top end of the pedal, a second traction rope is connected to the outer wall of the connecting ring, a second fixed pulley is installed at the lower end of the side wall of the support and at the side far away from the pedal through an installation block, a rebound pull rod is connected between the connecting rod and the side wall of the support at equal intervals, a lantern ring is installed on the upper surface of the rebound pull rod, the second traction rope sequentially bypasses the first fixed pulley and the second fixed pulley, one end of the second traction rope far away, logical groove has been seted up to the exterior wall of installation cover, the inside rotation that leads to the groove is connected with the movable rod, the externally mounted of movable rod has the action bars, the action bars lower wall and the one end of keeping away from the installation cover are connected with the bearing support pole, and the outer wall tip of action bars set up the through-hole with movable rod looks adaptation, the top of support is connected with the top sprag pole, the third fixed pulley is installed to the top sprag pole bottom, the one end that the installation cover was kept away from to the action bars is connected with first rope that pulls, first rope that pulls is walked around the third fixed pulley, and the one end that the action bars was kept away from to first rope is connected.

Preferably, two ends of the movable rod are fixed with two limiting blocks.

Preferably, the upper surface wall of the pedal is connected with anti-slip raised lines at equal intervals, and the upper surface wall of the anti-slip raised lines is provided with anti-slip lines.

Preferably, the side wall of the bracket is connected with a limiting rod below the operating rod, and the diameter of the limiting rod and the diameter of the operating rod are in the same specification.

Preferably, the bearing support rod passes through the lantern ring and extends to the bottom end of the support, and the bottom end of the bearing support rod is flush with the bottom end of the support.

Preferably, the bottom end of the support is connected with an anti-skidding bottom mat, and the lower surface wall of the anti-skidding bottom mat is integrally formed with an arc-shaped surface.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses utilize the counter weight principle, the balancing weight passes through the rope and drives operation pole automatic rising, realizes the mechanism of load thing automatic handling on the operation mesa, when satisfying the automatic rising function, can realize zero energy resource consumption, the input of effective cost is reduced increases the production income, is worth promoting and popularizes.

(2) To the above-mentioned elevating system who need not power, the utility model discloses an installation cover, lead to the cooperation of groove, movable rod and through-hole, the one end that has realized the operation pole is articulated for the operation pole can the automatic tilting under the effect of balancing weight, does benefit to load thing and relies on self gravity to throw out automatically, comparatively labour saving and time saving.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a schematic structural view of the utility model;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is an enlarged view of portion B of FIG. 1;

in the figure: 1-a scaffold; 2-a first traction rope; 3-a balancing weight; 4-a rebound pull rod; 5-a connecting rod; 6-a load bearing support bar; 7-a second traction rope; 8-a first fixed pulley; 9-a limiting rod; 10-a working rod; 11-a second fixed pulley; 12-a top support bar; 13-a third fixed pulley; 14-a through hole; 15-mounting a sleeve; 16-through slots; 17-a movable rod; 18-a limiting block; 19-a pedal; 20-a connecting ring; 21-antiskid convex strips; 22-a cross-bar; 23-collar.

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 present invention provides the following technical solutions: an unpowered automatic lifting mechanism comprises a support 1, one side of the bottom end inside the support 1 is connected with a connecting rod 5, two sides of the support 1 are symmetrically connected with cross rods 22, a fixing rod is connected between the two cross rods 22, a first fixed pulley 8 is installed at the bottom end of the fixing rod, a pedal 19 is hinged to the lower end of the side wall of the support 1, a connecting ring 20 is fixed at the top end of the pedal 19, the outer wall of the connecting ring 20 is connected with a second traction rope 7, one side of the lower end of the side wall of the support 1, which is far away from the pedal 19, is provided with a second fixed pulley 11 through a mounting block, rebound pull rods 4 are connected between the connecting rod 5 and the side wall of the support 1 at equal intervals, a lantern ring 23 is installed on the upper wall of the rebound pull rods 4, the second traction rope 7 sequentially bypasses the first fixed pulley 8 and the second fixed pulley 11, one end, the outer wall of the mounting sleeve 15 is provided with a through groove 16, the inside of the through groove 16 is rotatably connected with a movable rod 17, the outside of the movable rod 17 is provided with an operation rod 10, the lower surface wall of the operation rod 10 and the end far away from the mounting sleeve 15 are connected with a bearing support rod 6, the end part of the outer wall of the operation rod 10 is provided with a through hole 14 matched with the movable rod 17, the rotation of the movable rod 17 in the through groove realizes the hinging of one end of the operation rod 10, so that the operation rod 10 can automatically incline under the action of a counterweight 3, a load can be automatically thrown out by the gravity of the load, time and labor are saved, the top end of the bracket 1 is connected with a top support rod 12, the bottom end of the top support rod 12 is provided with a third fixed pulley 13, the end of the operation rod 10 far away from the mounting sleeve 15 is connected with a first traction rope 2, the first traction rope 2 bypasses the third fixed pulley, the utility model discloses an utilize the counter weight principle, the balancing weight 3 drives operation pole 10 automatic rising through the rope, realize a mechanism that the load thing automatic handling on the operation mesa, when satisfying the automatic rising function, can realize zero energy consumption, effectively reduce the input of cost, increase the production income, be worth promoting and popularizing, concretely, can add the load thing on operation pole 10 and place the board (not shown), increase the load thing on the load thing is placed the board afterwards, later step on footboard 19, second traction rope 7 around first fixed pulley 8 and second fixed pulley 11 pulls lantern ring 23, remove bearing support rod 6 through resilience pull rod 4, because the weight of operation pole 10 with load thing is greater than balancing weight 3, first traction rope 2 around third fixed pulley 13 pulls the balancing weight 3 and moves up, one end of operation pole 10 moves down and inclines, the load thing can be thrown out automatically depending on self gravity, after the load is thrown out, the counterweight block 3 moves down, and the counterweight block 3 raises the working rod 10 to the highest position through the first traction rope 2 passing around the third fixed pulley 13.

Furthermore, both ends of the movable rod 17 are fixed with two limiting blocks 18, the number of the limiting blocks 18 is two, and the movable rod 17 can be prevented from sliding out of the through groove by the aid of the limiting blocks 18.

Furthermore, the upper surface wall of the pedal 19 is connected with anti-slip convex strips 21 at equal intervals, the upper surface wall of the anti-slip convex strips 21 is provided with anti-slip grains, and the anti-slip convex strips 21 provided with the anti-slip grains can increase the friction force when the pedal 19 is pedaled, so that the foot slip is avoided.

Furthermore, the side wall of the bracket 1 is connected with a limiting rod 9 below the operating rod 10, the diameter of the limiting rod 9 and the diameter of the operating rod 10 are in the same specification, the limiting rod 9 can limit the inclination angle of the operating rod 10, and the inclination is prevented from being too large.

Further, the bearing support rod 6 penetrates through the lantern ring 23 and extends to the bottom end of the support 1, the bottom end of the bearing support rod 6 is flush with the bottom end of the support 1, the bearing support rod 6 is arranged in the lantern ring 23, and the bearing support rod 6 can be pulled through the lantern ring 23, so that the support is favorably released.

Further, the bottom of support 1 is connected with anti-skidding heelpiece, and the lower surface wall integrated into one piece of anti-skidding heelpiece has the arcwall face, and anti-skidding heelpiece contact ground multiplicable this support 1 places stability.

The utility model discloses a theory of operation and use flow: the utility model discloses a when using, can add the load on operation pole 10 and place the board, increase the load on the board is placed to the load afterwards, later step on footboard 19, walk around the second of first fixed pulley 8 and second fixed pulley 11 and pull rope 7 pulling lantern ring 23, remove bearing support pole 6 through resilience pull rod 4, because the operation pole 10 weight of taking the load is greater than balancing weight 3, walk around the first rope 2 pulling balancing weight 3 of third fixed pulley 13 and shift up, the one end of operation pole 10 moves down and inclines, the load relies on self gravity can automatic throw out, the back is thrown out to the load, balancing weight 3 moves down, balancing weight 3 rises to the highest position with operation pole 10 through the first rope 2 of pulling that walks around third fixed pulley 13, thereby realize the endless mechanism of unpowered automatic rising of operation platform.

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 utility model provides an unpowered automatic lifting mechanism which characterized in that: comprises a bracket (1), one side of the bottom end inside the bracket (1) is connected with a connecting rod (5), the two sides of the bracket (1) are symmetrically connected with cross rods (22), two fixing rods are connected between the cross rods (22), a first fixed pulley (8) is installed at the bottom end of each fixing rod, a pedal (19) is hinged to the lower end of the side wall of the bracket (1), a connecting ring (20) is fixed at the top end of the pedal (19), a second traction rope (7) is connected to the outer wall of the connecting ring (20), a second fixed pulley (11) is installed at one side of the lower end of the side wall of the bracket (1) far away from the pedal (19) through an installation block, rebound pull rods (4) are connected between the connecting rod (5) and the side wall of the bracket (1) at equal intervals, a lantern ring (23) is installed on the upper surface of each rebound pull rod (4), and the second traction rope (7) sequentially bypasses, and one end of the second traction rope (7) far away from the connecting ring (20) is fixedly connected with the lantern ring (23), the upper end of the side wall of the support (1) is connected with an installation sleeve (15), the outer wall of the installation sleeve (15) is provided with a through groove (16), the inside of the through groove (16) is rotatably connected with a movable rod (17), the outside of the movable rod (17) is provided with an operation rod (10), one end of the operation rod (10) far away from the installation sleeve (15) is connected with a bearing support rod (6), the end part of the outer wall of the operation rod (10) is provided with a through hole (14) matched with the movable rod (17), the top end of the support (1) is connected with a top support rod (12), the bottom end of the top support rod (12) is provided with a third fixed pulley (13), one end of the operation rod (10) far away from the installation sleeve (15) is connected with, the first traction rope (2) winds around the third fixed pulley (13), and one end, far away from the operation rod (10), of the first traction rope (2) is connected with a balancing weight (3).

2. The unpowered automatic lifting mechanism of claim 1, wherein: both ends of the movable rod (17) are fixed with two limiting blocks (18), and the number of the limiting blocks (18) is two.

3. The unpowered automatic lifting mechanism of claim 1, wherein: the anti-skidding structure is characterized in that anti-skidding convex strips (21) are connected to the upper wall of the pedal (19) at equal intervals, and anti-skidding grains are formed in the upper wall of each anti-skidding convex strip (21).

4. The unpowered automatic lifting mechanism of claim 1, wherein: the side wall of the support (1) is connected with a limiting rod (9) below the operation rod (10), and the diameter of the limiting rod (9) and the diameter of the operation rod (10) are in the same specification.

5. The unpowered automatic lifting mechanism of claim 1, wherein: the bearing support rod (6) penetrates through the lantern ring (23) and extends to the bottom end of the support (1), and the bottom end of the bearing support rod (6) is flush with the bottom end of the support (1).

6. The unpowered automatic lifting mechanism of claim 1, wherein: the bottom of support (1) is connected with anti-skidding heelpiece, the lower surface wall integrated into one piece of anti-skidding heelpiece has the arcwall face.