CN214059739U

CN214059739U - Mechanical lifting device

Info

Publication number: CN214059739U
Application number: CN202022595401.XU
Authority: CN
Inventors: 黎艳; 文茁
Original assignee: Xihua University
Current assignee: Xihua University
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-08-27
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a mechanical type elevating gear, including the base, its characterized in that: the improved lifting platform is characterized in that fixing seats and first sliding seats are arranged on two sides of the base respectively, a first supporting rod and a second supporting rod are hinged to the tops of the fixing seats and the first sliding seats respectively, the middle positions of the first supporting rod and the second supporting rod are arranged in a crossed mode through a pin shaft, the tops of the first supporting rod and the second supporting rod are connected with a lifting platform, fixing blocks and second sliding seats which are hinged to the first supporting rod and the second supporting rod are arranged on two sides of the bottom end of the lifting platform respectively, the number of the fixing seats, the first sliding seats, the fixing blocks and the second sliding seats is two, connecting seats are fixedly connected between the first sliding seats, fixing columns are connected between the two fixing seats, rotatable threaded rods are arranged. The utility model discloses adjust convenient to use, have the effect of stably rising elevating platform.

Description

Mechanical lifting device

Technical Field

The utility model relates to a elevating gear field specifically indicates a mechanical type elevating gear.

Background

In prior art, the panel of a lot of furniture or mesa does not have raising and lowering functions, and its high unable adjustment, the inconvenient condition that is suitable for multiple height, some device single structure that can adjust the lift moreover, inconvenient regulation can not satisfy people's demand, provides a mechanical type elevating gear for this application and solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main objective is to solve prior art not enough, provides a mechanical type elevating gear.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a mechanical type elevating gear, includes the base, both sides are equipped with fixing base and sliding seat one respectively on the base, fixing base and sliding seat top articulate respectively have bracing piece one and bracing piece two, bracing piece one and two intermediate positions of bracing piece are through round pin axle cross arrangement, bracing piece one and two tops of bracing piece are connected with the elevating platform, elevating platform bottom both sides are equipped with respectively with bracing piece one and bracing piece two articulated fixed block and sliding seat two, fixing base and sliding seat one and fixed block and sliding seat two figure are two, fixedly connected with connecting seat between two sliding seats one, are connected with the fixed column between two fixing bases, the fixing base intermediate position is equipped with rotatable threaded rod, the one end that the fixed column was kept away from to the threaded rod passes the connecting seat and is equipped with the runner.

As an improvement, a first sliding rail matched with the first sliding seat is arranged on the base, a second sliding rail matched with the second sliding seat is arranged at the bottom end of the lifting platform, and limiting blocks are arranged at two ends of the first sliding rail and two ends of the second sliding rail.

As an improvement, a limiting seat is arranged at the middle position of the fixing column, a T-shaped rotating limiting ring block is arranged at the end head of the threaded rod, and a limiting ring groove matched with the T-shaped rotating limiting ring block is formed in the limiting seat.

As an improvement, the connecting seat is provided with a threaded through hole for the threaded rod to pass through.

As an improvement, the base is provided with a groove positioned below the rotating wheel.

Compared with the prior art, the utility model the advantage lie in: the adjustment is rotated to the screw rod through rotating the runner, thereby remove about promotion connecting seat and sliding seat one, with this while bracing piece one and bracing piece two through the round pin axle rotate, improve the height of elevating platform then, sliding seat two cooperation sliding seat one removes and removes, the spacing annular cooperation of spacing ring piece and spacing seat is rotated to the T type, guarantee the threaded rod in the rotation of fixed position, play the effect of stably promoting the connecting seat, the integral adjustment convenient to use, and can make the stable rising of elevating platform or descend, satisfy people's different demand.

Drawings

Fig. 1 is a schematic structural view of a mechanical lifting device of the present invention.

Fig. 2 is a top view of the base of the mechanical lifting device of the present invention.

As shown in the figure: 1. the device comprises a base, 2, a fixed seat, 3, sliding seats I and II, 4, supporting rods I and II, 5, supporting rods II and 6, a lifting platform, 7, a fixed block, 8, sliding seats II and II, 9, a connecting seat, 10, a fixed column, 11, a threaded rod, 12, a rotating wheel, 13, a limiting seat, 14, a T-shaped rotating limiting ring block, 15, a sliding rail I and 16 and a sliding rail II.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawings, the mechanical lifting device comprises a base 1, wherein a fixed seat 2 and a sliding seat I3 are respectively arranged on two sides of the base 1, the top parts of the fixed seat 2 and the sliding seat I3 are respectively hinged with a supporting rod I4 and a supporting rod II 5, the middle positions of the first supporting rod 4 and the second supporting rod 5 are crossed through a pin shaft, the top ends of the first supporting rod 4 and the second supporting rod 5 are connected with a lifting platform 6, two sides of the bottom end of the lifting platform 6 are respectively provided with a fixed block 7 and a sliding seat II 8 which are hinged with the support rod I4 and the support rod II 5, the number of the fixed seats 2 and the sliding seats I3 as well as the number of the fixed blocks 7 and the sliding seats II 8 are two, the connecting seat 9 is fixedly connected between the two sliding seats I3, the fixed column 10 is connected between the two fixed seats 2, a rotatable threaded rod 11 is arranged in the middle of the fixing column 10, and one end, far away from the fixing column 10, of the threaded rod 11 penetrates through the connecting seat 9 and is provided with a rotating wheel 12.

The base 1 is provided with a first sliding rail 15 matched with the first sliding seat 3, the bottom end of the lifting platform 6 is provided with a second sliding rail 16 matched with the second sliding seat 8, and two ends of the first sliding rail 15 and two ends of the second sliding rail 16 are provided with limiting blocks.

The middle position of the fixing column 10 is provided with a limiting seat 13, the end of the threaded rod 11 is provided with a T-shaped rotating limiting ring block 14, and the limiting seat 13 is provided with a limiting ring groove matched with the T-shaped rotating limiting ring block 14.

The connecting seat 9 is provided with a threaded through hole for the threaded rod 11 to pass through.

The base 1 is provided with a groove positioned below the rotating wheel 12.

The utility model discloses when concrete implementation, rotate the adjustment through rotating the runner to the screw rod, thereby control about promotion connecting seat and sliding seat one, support rod one and bracing piece two through the round pin axle rotate simultaneously, then improve the height of elevating platform, two cooperation sliding seats of sliding seat remove, the spacing annular cooperation of spacing ring piece and spacing seat is rotated to the T type, guarantee the rotation of threaded rod at fixed position, play the effect that stably promotes the connecting seat, the integral adjustment convenient to use, and can make the stable rising of elevating platform or descend, satisfy the different demand of people.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A mechanical lifting device comprises a base (1), and is characterized in that: the base (1) is provided with a fixed seat (2) and a sliding seat I (3) on two sides respectively, the tops of the fixed seat (2) and the sliding seat I (3) are hinged with a supporting rod I (4) and a supporting rod II (5) respectively, the middle positions of the supporting rod I (4) and the supporting rod II (5) are arranged in a crossed mode through pin shafts, the top ends of the supporting rod I (4) and the supporting rod II (5) are connected with a lifting table (6), two sides of the bottom end of the lifting table (6) are provided with a fixed block (7) and a sliding seat II (8) which are hinged with the supporting rod I (4) and the supporting rod II (5) respectively, the fixed seat (2), the sliding seat I (3), the fixed block (7) and the sliding seat II (8) are both in number, a connecting seat (9) is fixedly connected between the two sliding seats I (3), and a fixed column (10) is connected between the two fixed seats (2), the middle position of the fixing column (10) is provided with a rotatable threaded rod (11), and one end, far away from the fixing column (10), of the threaded rod (11) penetrates through the connecting seat (9) and is provided with a rotating wheel (12).

2. A mechanical lifting device as claimed in claim 1, wherein: the base (1) is provided with a first sliding rail (15) matched with the first sliding seat (3), the bottom end of the lifting platform (6) is provided with a second sliding rail (16) matched with the second sliding seat (8), and two ends of the first sliding rail (15) and two ends of the second sliding rail (16) are provided with limiting blocks.

3. A mechanical lifting device as claimed in claim 1, wherein: the fixing column (10) is provided with a limiting seat (13) in the middle, a T-shaped rotating limiting ring block (14) is arranged at the end of the threaded rod (11), and a limiting ring groove matched with the T-shaped rotating limiting ring block (14) is formed in the limiting seat (13).

4. A mechanical lifting device as claimed in claim 1, wherein: the connecting seat (9) is provided with a thread through hole for the threaded rod (11) to pass through.

5. A mechanical lifting device as claimed in claim 1, wherein: the base (1) is provided with a groove positioned below the rotating wheel (12).