CN218290297U - a lifting frame - Google Patents

Abstract

The utility model discloses a lifting frame, the on-line screen storage device comprises a base, the middle part fixedly connected with motor of diapire in the base, the first bidirectional screw of output fixedly connected with of motor, the surface threaded connection of first bidirectional screw has first slider. This crane, through the motor, first bidirectional screw, first slider, adjust the seat, first support arm, the hydraulic stem, the setting of second support arm and footstock, the first bidirectional screw of motor drive rotates, make first slider move the position of adjusting the seat according to the size of vehicle, place not unidimensional agricultural machinery on the footstock, increase the stress area of agricultural machinery, it is even to guarantee the atress, extension through the hydraulic stem output, make the second support arm slide in the inside of limiting plate and regulation seat, use mutually supporting with first support arm, highly adjust the footstock, stability when increasing the maintenance, make the staff safe when the maintenance obtain the guarantee.

Description

a lifting frame

technical field

The utility model relates to the technical field of agricultural machinery maintenance equipment, in particular to a lifting frame.

Background technique

Agricultural machinery refers to all kinds of machinery used in the process of crop planting and animal husbandry production, as well as in the process of primary processing and handling of agricultural and animal products. The maintenance of agricultural machinery generally adopts manual maintenance, which basically requires the maintenance of agricultural machinery. The maintenance operation is carried out below, so a lifting frame for agricultural machinery maintenance is needed.

After searching, in the Chinese Public Utility Model Patent Application No. CN202120563095.3, a lifting frame for agricultural machinery maintenance is announced. The electric lifting cylinder is started, so that the electric lifting cylinder drives the bearing seat to rise, so that the detection roller rises, so that the detection roller is lifted above the detection roller. The agricultural machinery rises, and after the ascent is completed, the sliding connection between the detection roller and the agricultural machinery wheel facilitates the rotation of the wheel during the detection process, thereby facilitating the verification of the maintenance and the normal progress of the maintenance.

Although the above-mentioned patent solves the problem of inconvenient lifting and loose binding during the use of the traditional lifting frame for agricultural machinery maintenance, due to the different sizes of agricultural machinery, the lifting mechanism cannot be adjusted according to different sizes of agricultural machinery, and the applicability is low. Relatively inconvenient, therefore need to design a kind of lifting frame to solve the above problems.

Utility model content

The main purpose of the utility model is to provide a lifting frame, which can effectively solve the problems in the background technology.

In order to achieve the above object, the technical scheme that the utility model takes is:

A lifting frame, comprising a base, the middle part of the inner bottom wall of the base is fixedly connected with a motor, the output end of the motor is fixedly connected with a first two-way screw, and the outer surface of the first two-way screw is threadedly connected with a first slide block, the upper surface of the first slider is fixedly connected with an adjustment seat; one side of the inner wall of the adjustment seat is rotatably connected with a first support arm, and the middle part of the inner wall of the adjustment seat is rotatably connected with a The two sides of the inner wall of the adjustment seat are slidingly connected to the second support arm through the first connecting rod, and one end of the second supporting arm is slidingly connected to the limiting plate through the second connecting rod. The upper surface is fixedly connected with a top seat.

In order to achieve the effect of strengthening the supporting effect of the adjustment seat, as a lifting frame of the present invention, both sides of the inner side wall of the base are fixedly connected with a limit rod, and the outer surface of the limit rod is slidably connected with a second The slider, the second slider is fixedly connected with the adjustment seat.

In order to achieve the effect of conveniently limiting the movement of the adjustment seat, as a lifting frame of the present invention, first slide grooves are provided on the upper surface of the base near the first slider and the second slider.

In order to achieve the effect of conveniently controlling the rotation of the second two-way screw, as a lifting frame of the present invention, a second two-way screw is connected to the inner rotation of the top base, and a rocker is fixedly connected to one end of the second two-way screw.

In order to achieve the effect of conveniently adjusting the position of the third slider, as a lifting frame of the present invention, both sides of the outer surface of the second two-way screw are screwed with the third slider, and the upper surface of the top seat is close to One side of the third slide block is provided with a second slide groove.

In order to achieve the effect of facilitating the entry and exit of agricultural machinery, as a lifting frame of the present invention, one end of the top seat is fixedly connected with a fixed block, and the inner surface of the fixed block is rotatably connected with a support plate.

In order to achieve the effect of facilitating the limit clamping of the wheels, as a lifting frame of the present invention, one side of the upper surface of the third slider is rotatably connected with a baffle, and the lower surface of the baffle is fixedly connected with a spring. .

In order to achieve the effect of convenient comparison and adjustment according to the size of the vehicle, as a lifting frame of the present invention, one side of the upper surface of the base is provided with a scale line.

Compared with the prior art, the utility model has the following beneficial effects:

1. In the utility model, through the setting of the motor, the first two-way screw, the first slider, the adjustment seat, the first support arm, the hydraulic rod, the second support arm and the top seat, the motor drives the first two-way screw to rotate, so that The first slider moves the position of the adjustment seat according to the size of the vehicle, and places agricultural machines of different sizes on the top seat, so that the device can be adjusted according to the size of the agricultural machine, increasing the force-bearing area of the agricultural machine, ensuring uniform force, and outputting through the hydraulic rod The extension of the end makes the second support arm slide inside the limit plate and the adjustment seat, and is used in conjunction with the first support arm to adjust the height of the top seat, which can lift the agricultural machine to different heights and facilitate the adjustment of the agricultural machine. Maintenance, increase the stability during maintenance, so that the safety of the staff is guaranteed during maintenance.

2. In the utility model, through the setting of the second two-way screw rod, the third slide block, baffle plate and spring, the rocking bar is rotated to make the second two-way screw rod rotate, and the two third slide blocks are under the action of the second two-way screw rod Move, so as to adjust the position of the baffle according to the position of the wheel, which expands the scope of use of the device. The baffle rotates at a certain angle under the elastic action of the spring, thereby limiting the position of the wheel, which is convenient to block the wheel and prevent the agricultural machinery from being repaired. Movement occurs during the maintenance process to ensure stability and safety during maintenance.

Description of drawings

Fig. 1 is a schematic diagram of the main structure of a lifting frame according to Embodiment 1 of the present invention;

Fig. 2 is a schematic diagram of a side view plane structure of a lifting frame according to Embodiment 1 of the present invention;

Fig. 3 is a schematic diagram of the internal structure of the base of a lifting frame according to Embodiment 1 of the present utility model;

Fig. 4 is a schematic diagram of the top seat structure of a lifting frame according to Embodiment 1 of the present utility model;

Figure 5 is a schematic diagram of the installation of the scale line structure in Embodiment 2 of the utility model.

In the figure: 1. base; 2. motor; 3. first two-way screw; 4. first slider; 5. adjustment seat; 6. first support arm; 7. hydraulic rod; 8. second support arm; 9 1, limit plate; 10, top seat; 11, limit rod; 12, second slider; 13, first chute; 14, second two-way screw; 15, rocker; 16, third slider; 17 , the second chute; 18, the fixed block; 19, the support plate; 20, the baffle plate; 21, the spring; 22, the scale line.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example 1

As shown in Figures 1-4, a lifting frame includes a base 1, a motor 2 is fixedly connected to the middle part of the inner bottom wall of the base 1, and the output end of the motor 2 is fixedly connected to a first two-way screw 3, and the first two-way screw 3 The outer surface is threadedly connected with a first slider 4, and the upper surface of the first slider 4 is fixedly connected with an adjustment seat 5;

In this embodiment, one side of the inner side wall of the adjustment seat 5 is rotatably connected with the first support arm 6, the middle part of the inner side wall of the adjustment seat 5 is rotatably connected with the hydraulic rod 7 through the first connecting rod, and the two sides of the inner side wall of the adjustment seat 5 The second support arm 8 is slidably connected through the first connecting rod, and one end of the second supporting arm 8 is slidably connected to the limiting plate 9 through the second connecting rod, and the top seat 10 is fixedly connected to the upper surface of the limiting plate 9 .

During specific use, through the setting of the motor 2, the first two-way screw rod 3, the first slider 4, the adjustment seat 5, the first support arm 6, the hydraulic rod 7, the second support arm 8 and the top seat 10, it is driven by the motor 2 The first two-way screw 3 rotates to make the first slider 4 move the position of the adjustment seat 5 according to the size of the vehicle, and place agricultural machines of different sizes on the top seat 10, so that the device can be adjusted according to the size of the agricultural machine and increase the force of the agricultural machine area, to ensure uniform force, clamp and fix the agricultural machinery, through the extension of the output end of the hydraulic rod 7, the second support arm 8 slides inside the limit plate 9 and the adjustment seat 5, and cooperates with the first support arm 6 , adjust the height of the top seat 10, the agricultural machine can be lifted to different heights, it is convenient to maintain the agricultural machine, increase the stability during maintenance, so that the safety of the staff is guaranteed during maintenance, it is convenient for maintenance and use, and the firmness is improved. effective reinforcement.

In this embodiment, both sides of the inner side wall of the base 1 are fixedly connected with the limit rod 11 , and the outer surface of the limit rod 11 is slidably connected with the second slider 12 , and the second slider 12 is fixedly connected with the adjustment seat 5 .

During specific use, through the setting of the limit rod 11, when the adjustment seat 5 moved, the second slide block 12 at the bottom slid on the outer surface of the limit rod 11 thereupon, increasing the supporting effect to the adjustment seat 5, so that Its load-bearing capacity is enhanced, the stability of the movement of the adjustment seat 5 is maintained, and the phenomenon of offset at both ends is avoided.

In this embodiment, the upper surface of the base 1 is provided with a first sliding groove 13 on a side close to the first sliding block 4 and the second sliding block 12 .

In specific use, through the setting of the first sliding groove 13, the first sliding groove 13 can limit the position of the first sliding block 4 and the second sliding block 12, and at the same time, the adjustment seat 5 can only move in the horizontal direction.

In this embodiment, a second two-way screw 14 is rotatably connected to the inside of the top seat 10 , and one end of the second two-way screw 14 is fixedly connected to a rocker 15 .

During specific use, through the setting of the second two-way screw rod 14, the rocking bar 15 is rotated to rotate the second two-way screw rod 14, thereby adjusting the position of the third slide block 16, keeping the synchronization of the movement of the two third slide blocks 16, reducing Work steps to speed up work efficiency.

In this embodiment, both sides of the outer surface of the second two-way screw 14 are threaded with the third sliding block 16 , and the upper surface of the top base 10 is provided with a second sliding groove 17 on a side close to the third sliding block 16 .

During specific use, through the setting of the third slide block 16, the two third slide blocks 16 move under the action of the second two-way screw rod 14, thereby adjusting the position of the baffle plate 20 according to the position of the wheel, expanding the scope of use of the device, The second chute 17 limits the position of the third slider 16 so that it can only move horizontally.

In this embodiment, one end of the top seat 10 is fixedly connected with a fixed block 18 , and the inner surface of the fixed block 18 is rotatably connected with a support plate 19 .

During specific use, by the setting of the support plate 19, the support plate 19 can rotate through the fixed block 18, so that the agricultural machine is conveniently moved to the top of the top seat 10 by the support plate 19, and the movement is convenient.

In this embodiment, a baffle 20 is rotatably connected to one side of the upper surface of the third slider 16 , and a spring 21 is fixedly connected to the lower surface of the baffle 20 .

During specific use, through the setting of the baffle plate 20 and the spring 21, when the wheels of the agricultural machinery moved to the inner surfaces of the two baffle plates 20, the baffle plate 20 rotated at a certain angle under the elastic action of the spring 21, thereby limiting the wheels. It is convenient to lock the wheels, prevent the agricultural machinery from moving during the maintenance process, and ensure the stability and safety of the maintenance.

Working principle: The motor 2 drives the first two-way screw 3 to rotate, so that the first slider 4 moves the position of the adjustment seat 5 according to the size of the vehicle. When the adjustment seat 5 moves, the second slider 12 at the bottom is in the limit position accordingly. The outer surface of the rod 11 slides to increase the supporting effect of the adjustment seat 5. The support plate 19 can rotate through the fixed block 18, so that the agricultural machine moves to the top of the top seat 10 through the support plate 19, and the rocking bar 15 is rotated to make the second two-way screw 14 rotates, and the two third sliders 16 move under the action of the second two-way screw 14, adjust the position of the baffle plate 20 according to the position of the wheel, and the baffle plate 20 rotates a certain angle under the elastic action of the spring 21, and the wheel is adjusted. The position limit is convenient for locking the wheels and preventing the agricultural machinery from moving during the maintenance process. Through the extension of the output end of the hydraulic rod 7, the second support arm 8 slides inside the limit plate 9 and the adjustment seat 5, and the first support arm 8 The arms 6 are used in conjunction with each other to adjust the height of the top seat 10, which can lift the agricultural machine to different heights, facilitate the maintenance of the agricultural machine, increase the stability during maintenance, ensure the safety of the staff during maintenance, and facilitate maintenance Use, firmness is effectively strengthened.

Example 2

As shown in FIG. 5 , the distinguishing feature of this embodiment from Embodiment 1 is that a scale line 22 is provided on one side of the upper surface of the base 1 .

During specific use, through the setting of the scale line 22, the scale line 22 is convenient for the staff to adjust the position of the adjustment seat 5 according to the size of the agricultural machine, which increases the accuracy of adjustment and is easy to operate.

The basic principles and main features of the present utility model and the advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (8)

1. A lifting frame, comprising a base (1), is characterized in that: the middle part of the inner bottom wall of the base (1) is fixedly connected with a motor (2), and the output end of the motor (2) is fixedly connected with a first A two-way screw (3), the outer surface of the first two-way screw (3) is threadedly connected with a first slider (4), and the upper surface of the first slider (4) is fixedly connected with an adjustment seat (5); One side of the inner side wall of the adjustment seat (5) is rotatably connected with a first support arm (6), and the middle part of the inner side wall of the adjustment seat (5) is rotatably connected with a hydraulic rod (7) through a first connecting rod. Both sides of the inner wall of the adjustment seat (5) are slidably connected with a second support arm (8) through the first connecting rod, and one end of the second support arm (8) is slidably connected with the limiting plate (9) through the second connecting rod , the upper surface of the limiting plate (9) is fixedly connected with a top seat (10). 2. A lifting frame according to claim 1, characterized in that: both sides of the inner wall of the base (1) are fixedly connected with a limit rod (11), and the outer surface of the limit rod (11) A second slide block (12) is slidably connected, and the second slide block (12) is fixedly connected with the adjustment seat (5). 3. A lifting frame according to claim 2, characterized in that: the upper surface of the base (1) is provided with a first sliding block (4) and a second sliding block (12) on a side thereof. A chute (13). 4. A lifting frame according to claim 1, characterized in that: the inside of the top seat (10) is rotatably connected with a second two-way screw (14), and one end of the second two-way screw (14) is fixed Connected with rocking bar (15). 5. A lifting frame according to claim 4, characterized in that: both sides of the outer surface of the second two-way screw (14) are screwed with a third slider (16), and the top seat (10 ) is provided with a second chute (17) near the side of the third slide block (16) on the upper surface. 6. A lifting frame according to claim 1, characterized in that: one end of the top seat (10) is fixedly connected with a fixed block (18), and the inner surface of the fixed block (18) is rotatably connected with a support board (19). 7. A lifting frame according to claim 5, characterized in that: one side of the upper surface of the third slider (16) is rotatably connected with a baffle (20), and the lower side of the baffle (20) The surface is fixedly connected with a spring (21). 8. A lifting frame according to claim 1, characterized in that: one side of the upper surface of the base (1) is provided with a scale line (22).

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