CN218992207U

CN218992207U - Power machine foundation device with damping function

Info

Publication number: CN218992207U
Application number: CN202222040117.5U
Authority: CN
Inventors: 刘建军; 汪义志; 周景深; 夏彪; 蒋为; 熊伟; 谢珠玑; 廖鹏
Original assignee: Hunan Technical College of Railway High Speed
Current assignee: Hunan Technical College of Railway High Speed
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2023-05-09
Anticipated expiration: 2032-08-03

Abstract

The utility model discloses a power machine foundation device with a damping function, which belongs to the technical field of power machine foundations, and comprises a mounting plate and a bearing plate, wherein one end of the mounting plate far away from the bearing plate is fixedly connected with an oblique spiral tooth column, the outer side wall of the oblique spiral tooth column is sleeved with an inner oblique spiral sleeve, the other end of the inner oblique spiral sleeve is fixedly connected with a sliding block, the outer side of the sliding block is sleeved with a base, and a spring is arranged between the base and the bearing plate; the oblique helical tooth column slides in the inner oblique helical sleeve through the oblique helical tooth column, vibration generated by work enables the oblique helical tooth column to slide downwards in the inner oblique helical sleeve, impact force is converted into kinetic energy required by rotation of the inner oblique helical sleeve and the sliding block through energy conservation law, the purpose of buffering and unloading force is achieved, buffering and damping are further achieved through the spring, the oblique helical tooth column is driven to recover to the original position through reset of the spring, and the problem that a machine is damaged easily due to long-time high-strength work is avoided.

Description

Power machine foundation device with damping function

Technical Field

The utility model relates to the technical field of power machine foundations, in particular to a power machine foundation device with a damping function.

Background

The power machine foundation (dynamic machine foundation) is a machine such as a piston compressor, a steam turbine, a forging hammer and the like which have large vibration during operation, the machine is called a power machine, the foundation for supporting the machine is called a power machine foundation, and when the foundation is designed, special power calculation is performed so as to take measures to control the influence of the vibration on people and the surrounding environment within an acceptable range.

At present, most of power machines are installed on a foundation, springs or some other damping devices arranged on the foundation are used for damping, the simple damping devices cannot completely damp or buffer the machines in operation, and the machines are easy to damage due to long-time high-strength operation, so that the foundation device of the power machine with the damping function is provided.

Disclosure of Invention

The present utility model is directed to a power machine foundation device with damping function, so as to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a power machine foundation device with shock-absorbing function, includes the mounting panel, the lower wall fixedly connected with loading board of mounting panel, the mounting panel is keeping away from the one end fixedly connected with spiral tooth post to one side of loading board, spiral tooth post's lateral wall cover is equipped with interior spiral sleeve to one side, interior spiral telescopic other end fixedly connected with slider, the outside cover of slider is equipped with the base, the base with be provided with the spring between the loading board, first mounting groove has been seted up to the lateral wall of slider, first mounting groove internalization is provided with first ball, the second mounting groove has been seted up to the interior bottom wall of base, second mounting groove internalization is provided with the second ball.

Preferably, the number of the bearing plates is four, the four bearing plates are uniformly distributed on the lower bottom surface of the bearing plate, and the size of the four bearing plates is the same.

Preferably, the lower wall surface of each bearing plate is fixedly connected with an inclined spiral tooth column, and the size of each inclined spiral tooth column is the same.

Preferably, the oblique spiral tooth column and the inner oblique spiral sleeve are in sliding connection, and the oblique spiral of the oblique spiral tooth column and the inner oblique spiral groove of the inner oblique spiral sleeve are in meshed connection.

Preferably, the spring is disposed between the base and the bearing plate, and two ends of the spring are respectively and fixedly connected with the base and the bearing plate. The spring is sleeved outside the side walls of the oblique helical tooth column and the inner oblique helical sleeve.

Preferably, the number of the springs is four, the sizes of the four springs are the same, and the springs are sleeved on the outer side walls of the inclined spiral tooth columns and the inner inclined spiral sleeve.

Preferably, the number of setups of the first mounting groove is a plurality of, and a plurality of the first mounting groove is evenly setups on the lateral wall of slider, every the size that the first mounting groove was setups is the same, and every all be provided with first ball in the first mounting groove, first ball with the first mounting groove is swing joint setting.

Preferably, the number of setups of second mounting groove is a plurality of, and a plurality of first mounting groove is evenly setups on the interior diapire of base, every the size that the second mounting groove was setups is the same, and every all be provided with the second ball in the second mounting groove, the second ball with the second mounting groove is swing joint setting.

Compared with the prior art, the utility model has the beneficial effects that: when the device is used, the oblique spiral tooth column slides in the oblique spiral sleeve, vibration generated by the operation of a power machine enables the oblique spiral tooth column to slide in the oblique spiral sleeve, impact force generated by the vibration is converted into kinetic energy required by rotation of the oblique spiral sleeve and the sliding block through the law of conservation of energy, the purpose of buffering and unloading force is achieved, the force on the mounting plate is further buffered and damped through the spring, and meanwhile, the oblique spiral tooth column is driven to restore to the original position through the reset of the spring, so that the problem that the machine cannot be completely damped in the operation of the current simple damping device, and the machine is easy to damage in the operation of long-time high strength is solved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an exploded view of a portion of the structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a carrier plate according to the present utility model;

fig. 4 is a schematic structural view of a first groove and a second groove in the present utility model.

In the figure: 1. a mounting plate; 2. a carrying plate; 3. oblique helical tooth column; 4. an inner beveled helical sleeve; 5. a slide block; 6. a base; 7. a spring; 8. a first mounting groove; 9. a first ball; 10. a second mounting groove; 11. and a second ball.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a power machine foundation device with shock-absorbing function, through oblique helical tooth post 3 slip in interior oblique spiral sleeve 4, make oblique helical tooth post 3 slip down in interior oblique spiral sleeve 4 with the vibration that power machine work produced to make slider 5 rotate in base 6 through the law of conservation of energy, change into interior oblique spiral sleeve 4 and slider 5 pivoted kinetic energy, reach the purpose that the buffering unloaded the power, avoid long-time high strength work to make the machine damage easily.

Referring to fig. 1 and 2, the power machine foundation device with damping function includes a mounting plate 1, a bearing plate 2 is fixedly connected to a lower wall surface of the mounting plate 1, the number of the bearing plates 2 is four, the four bearing plates 2 are uniformly distributed on a lower bottom surface of the bearing plate 2, and the four bearing plates 2 are identical in size, the mounting plate 1 is fixedly connected with an oblique helical tooth column 3 at one end far away from the bearing plate 2, the oblique helical tooth column 3 is fixedly connected to a lower wall surface of each bearing plate 2, and the size of each oblique helical tooth column 3 is identical.

Referring to fig. 2 and 3, an inner inclined spiral sleeve 4 is sleeved on an outer side wall of the inclined spiral tooth column 3, a sliding block 5 is fixedly connected to the other end of the inner inclined spiral sleeve 4, a base 6 is sleeved on the outer side of the sliding block 5, a spring 7 is arranged between the base 6 and the bearing plate 2, the inclined spiral tooth column 3 and the inner inclined spiral sleeve 4 are in sliding connection, and an inclined spiral of the inclined spiral tooth column 3 and an inner inclined spiral groove of the inner inclined spiral sleeve 4 are in meshed connection.

The springs 7 are disposed between the base 6 and the carrier plate 2, and two ends of the springs 7 are fixedly connected with the base 6 and the carrier plate 2 respectively. The spring 7 is sleeved outside the side walls of the oblique helical tooth column 3 and the inner oblique helical sleeve 4.

The number of the springs 7 is four, the sizes of the four springs 7 are the same, and the springs 7 are sleeved on the outer side wall of each inclined spiral tooth column 3 and the outer side wall of the inner inclined spiral sleeve 4.

Referring to fig. 4, a first mounting groove 8 is formed on a side wall surface of the slider 5, a first ball 9 is movably disposed in the first mounting groove 8, a second mounting groove 10 is formed on an inner bottom wall of the base 6, and a second ball 11 is movably disposed in the second mounting groove 10.

The number of the first mounting grooves 8 is a plurality of, the first mounting grooves 8 are uniformly formed in the outer side wall of the sliding block 5, the first mounting grooves 8 are identical in size, first balls 9 are arranged in the first mounting grooves 8, and the first balls 9 are movably connected with the first mounting grooves 8.

The number of the second installation grooves 10 is a plurality of, the first installation grooves 8 are uniformly formed in the inner bottom wall of the base 6, the second installation grooves 10 are identical in size, second balls 11 are arranged in the second installation grooves 10, and the second balls 11 are movably connected with the second installation grooves 10.

The functional principle of the utility model can be illustrated by the following operation modes; when the power machine foundation device with the damping function is used, firstly, the power machine is arranged on the mounting plate 1, vibration impact force generated when the power machine works on the mounting plate 1 is further transmitted by the mounting plate 1 and the bearing plate 2, the oblique helical tooth column 3 is pushed downwards in the inner oblique helical sleeve 4 by the impact force, the oblique spiral of the oblique helical tooth column 3 is meshed with the inner oblique helical groove of the inner oblique helical sleeve 4, the inner oblique helical sleeve 4 is further rotated, the sliding block 5 connected with the inner oblique helical sleeve 4 is further rotated in the base 6, friction force generated when the sliding block 5 rotates in the base 6 and contacts with the inner wall is reduced under the cooperation of the first ball 9 and the second mounting groove 10, so that better unloading damping effect (according to an energy conservation theorem, the effect of damping is achieved when the vibration impact force generated when the working is converted into kinetic energy required by the rotation of the inner oblique helical sleeve 4 and the sliding block 5), the spring 7 is extruded downwards by the transmission impact force of the oblique helical tooth column 3 through the oblique spiral of the oblique helical tooth column 3, the spring 7 is further transmitted by the mounting plate 1 and the bearing plate 2, the vibration impact force is reduced under the action of the spring 7, the vibration impact force is reduced, the vibration impact force is buffered when the inner oblique helical tooth column 4 is compressed under the action of the spring 7, the vibration force is restored, and the vibration force is easily generated when the vibration impact force is restored to the inner helical tooth column 4 is in a high-phase, and the problem is easily damaged when the vibration is in the vibration state, and the vibration is easily is in the normal state.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power machine foundation device with shock-absorbing function, includes mounting panel (1), its characterized in that, the lower wall fixedly connected with loading board (2) of mounting panel (1), mounting panel (1) is being kept away from the one end fixedly connected with spiral tooth post (3) to one side of loading board (2), the lateral wall cover of spiral tooth post (3) is equipped with interior spiral sleeve (4), the other end fixedly connected with slider (5) of interior spiral sleeve (4), the outside cover of slider (5) is equipped with base (6), base (6) with be provided with spring (7) between loading board (2), first mounting groove (8) have been seted up to the lateral wall of slider (5), first mounting groove (8) internal activity is provided with first ball (9), second mounting groove (10) have been seted up to the interior bottom wall of base (6), second mounting groove (10) internal activity is provided with second ball (11).

2. The power machine foundation device with the shock absorbing function according to claim 1, characterized in that the number of the bearing plates (2) is four, the four bearing plates (2) are uniformly distributed on the lower bottom surface of the bearing plate (2), and the four bearing plates (2) are the same in size.

3. A power machine foundation device with shock absorbing function according to claim 2, characterized in that the lower wall surface of each bearing plate (2) is fixedly connected with a helical tooth column (3), and the size of each helical tooth column (3) is the same.

4. The power machine foundation device with the shock absorption function according to claim 1, wherein the oblique spiral tooth column (3) is in sliding connection with the inner oblique spiral sleeve (4), and the oblique spiral of the oblique spiral tooth column (3) is in meshed connection with the inner oblique spiral groove of the inner oblique spiral sleeve (4).

5. The power machine foundation device with the shock absorption function according to claim 1, wherein the spring (7) is arranged between the base (6) and the bearing plate (2), two ends of the spring (7) are fixedly connected with the base (6) and the bearing plate (2) respectively, and the spring (7) is sleeved outside the side walls of the inclined spiral tooth column (3) and the inner inclined spiral sleeve (4).

6. A power machine foundation arrangement with damping function according to claim 1, characterized in that the number of springs (7) is four, and that the four springs (7) are of the same size, and that the springs (7) are each provided with a sleeve on the outer side wall of the inner helical tooth column (3) and the outer side wall of the inner helical sleeve (4).

7. The power machine foundation device with the shock absorption function according to claim 1, wherein the number of the first mounting grooves (8) is a plurality of, the first mounting grooves (8) are uniformly formed in the outer side wall of the sliding block (5), the size of each first mounting groove (8) is the same, first balls (9) are arranged in each first mounting groove (8), and the first balls (9) are movably connected with the first mounting grooves (8).

8. The power machine foundation device with the shock absorption function according to claim 1, wherein the number of the second mounting grooves (10) is a plurality of, the first mounting grooves (8) are uniformly formed in the inner bottom wall of the base (6), the second mounting grooves (10) are the same in size, second balls (11) are arranged in the second mounting grooves (10), and the second balls (11) are movably connected with the second mounting grooves (10).