CN216589312U

CN216589312U - Fan shock absorber based on magneto-rheological effect

Info

Publication number: CN216589312U
Application number: CN202123214920.8U
Authority: CN
Inventors: 赵俊杰; 沈跃军; 崔畅元; 任杰; 张二祥; 杨如意
Original assignee: Guodian Inner Mongolia Dongsheng Thermal Power Co Ltd
Current assignee: Guodian Inner Mongolia Dongsheng Thermal Power Co Ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-24
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a fan shock absorber based on a magneto-rheological effect, wherein a telescopic rod is arranged in the middle position of two ends in an installation shell, first springs are arranged at the opposite ends of the telescopic rods, connecting blocks are arranged at the opposite ends of the telescopic rods, conversion gears are symmetrically arranged at two ends in the installation shell close to two sides of the telescopic rods, screw rods are symmetrically arranged at two sides of two ends in the installation shell, sliding nuts are arranged on the surfaces of the screw rods, and connecting gears are arranged at the opposite ends of two groups of screw rods. According to the utility model, through mutual matching of the telescopic rods, the conversion gears, the screw rods and the connecting rods, which are symmetrically arranged at two ends in the mounting shell, after the fan body is used for a long time and generates vibration, the connecting rods drive the touch blocks to fasten two sides of the fan body, and after the fan body is used for a long time, the fastening performance of two sides of the fan body is continuously increased, so that the mounting stability of the fan body is improved, and the service life of the fan body is effectively prolonged.

Description

Fan shock absorber based on magneto-rheological effect

Technical Field

The utility model relates to the technical field of fan shock absorption, in particular to a fan shock absorber based on a magneto-rheological effect.

Background

The fan is a driven fluid machine, is a Chinese habit short for gas compression and gas conveying machines, and generally comprises a ventilator, a blower and a wind driven generator, wherein a shock absorber is too soft, the fan jumps up and down, and the shock absorber is too hard, so that the fan can bring large resistance to prevent the fan from working normally. Therefore, the damper is an essential device for resisting the shaking of the fan during working.

Current fan bumper shock absorber utilizes the spring to carry out shock attenuation work to the fan, and then when the vibrations that the fan produced are great, the spring can drive the fan and rock, and then reduces the stability of fan installation to effectively reduce the life of fan, when using simultaneously, general fan bumper shock absorber does not possess the noise that produces the fan and handles, thereby has reduced the practicality of bumper shock absorber.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fan damper based on a magneto-rheological effect to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a fan shock absorber based on magneto-rheological effect is characterized in that a telescopic rod is arranged in the middle position of two ends in an installation shell, a first spring is arranged at the opposite end of the telescopic rod, a connecting block is arranged at the opposite end of the telescopic rod, conversion gears are symmetrically arranged at two ends in the installation shell close to two sides of the telescopic rod, the surfaces of two sides of the telescopic rod are in transmission connection with the opposite sides of two groups of conversion gears, lead screws are symmetrically arranged at two ends in the installation shell, sliding nuts are arranged on the surfaces of the lead screws, a connecting gear is arranged at one opposite end of two groups of lead screws, the surface of the connecting gear is in transmission connection with the middle position of the upper surface of the conversion gear, an installation seat is arranged on the surface of the sliding nut, a connecting rod is arranged at one end of the installation seat, a contact block is arranged at one end of the connecting rod, and a second spring is arranged at the middle position of the connecting rod, the bilateral symmetry at inside both ends of installation shell is provided with the movable rod, and the one end of movable rod is provided with the third spring, and the inside intermediate position department of installation shell is provided with the fan body.

Preferably, the two sides of the telescopic rod are provided with lugs matched with the conversion gear.

Preferably, a clamping groove matched with the connecting gear is formed in the middle of the upper surface of the conversion gear.

Preferably, one side of the other end of the movable rod is in transmission connection with the edge position of the upper surface of the conversion gear, and clamping blocks matched with the upper surface of the conversion gear are uniformly arranged on one side of the other end of the movable rod.

Preferably, the outer surface of the conversion gear is an incomplete gear, and the upper surface of the conversion gear is provided with an incomplete groove matched with the fixture block.

Preferably, the lead screw passes through the bearing and rotates the both sides of installing the inside both ends of shell, and the inside wall of slip nut is provided with the internal thread with lead screw surface looks adaptation.

Preferably, the upper portion of mount pad evenly is provided with the connecting rod that the quantity is three groups.

Preferably, the two sides of the fan body are clamped on the two groups of opposite sides of the connecting blocks and the two groups of opposite sides of the contact blocks.

Preferably, the installation position of the abutting block is located at the upper part of the connecting block, and the two sides of the fan body are provided with limiting grooves matched with the positions of the abutting blocks.

Preferably, the both ends at top are provided with the mounting groove with soundproof cotton mounted position looks adaptation in the installation shell, and the surface of mounting groove is provided with the access door.

Compared with the prior art, the utility model provides a fan shock absorber based on a magneto-rheological effect, which has the following beneficial effects:

1. according to the utility model, through the mutual matching of the telescopic rods, the conversion gears, the lead screw and the connecting rod which are symmetrically arranged at two ends in the mounting shell, after the fan body is used for a long time and generates vibration, the connecting rod drives the contact block to fasten two sides of the fan body, and after the fan body is used for a long time, the fastening performance of the two sides of the fan body is continuously increased, so that the mounting stability of the fan body is improved, and the service life of the fan body is effectively prolonged.

2. According to the utility model, the sound insulation cotton symmetrically arranged at the top in the mounting shell is used for effectively absorbing noise generated by starting the fan body, so that the noise reduction function of the equipment is improved, and the practicability is improved.

Drawings

FIG. 1 is a schematic top view of the present invention;

fig. 2 is a schematic front view of the present invention.

In the figure: 1. mounting a shell; 2. a telescopic rod; 3. a first spring; 4. connecting blocks; 5. a switching gear; 6. a screw rod; 7. a sliding nut; 8. a mounting seat; 9. a connecting rod; 10. a contact block; 11. a second spring; 12. a movable rod; 13. a third spring; 14. sound insulation cotton; 15. a fan body; 16. a connecting gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an embodiment of the present invention is shown: a fan shock absorber based on magneto-rheological effect is disclosed, wherein opposite ends of a telescopic rod 2 are both mounted at the middle positions of two ends in a mounting shell 1 through first springs 3, opposite ends of the telescopic rod 2 are connected with two sides of a fan body 15 in a clamping manner through connecting blocks 4, two ends in the mounting shell 1 close to two sides of the telescopic rod 2 are symmetrically and rotatably mounted with conversion gears 5, two sides of two ends in the mounting shell 1 are symmetrically and rotatably mounted with lead screws 6, the surfaces of the lead screws 6 are slidably connected with sliding nuts 7, the inner side walls of the sliding nuts 7 are provided with internal threads matched with the surfaces of the lead screws 6, the opposite ends of two groups of lead screws 6 are provided with connecting gears 16, the surfaces of the sliding nuts 7 are provided with mounting seats 8, one ends of the mounting seats 8 are provided with connecting rods 9, one ends of the connecting rods 9 are provided with abutting contact blocks 10, and the middle positions of the connecting rods 9 are provided with second springs 11, connecting rod 9 is through the both sides of the joint at fan body 15 of contact block 10, and the bilateral symmetry at the inside both ends of installation shell 1 is provided with movable rod 12, and the one end of movable rod 12 is provided with third spring 13, and the both ends symmetry at top is provided with soundproof cotton 14 in the installation shell 1.

In this implementation, the equal transmission in surface of 2 both sides of telescopic link is connected in the relative one side of two sets of conversion gears 5, and the both sides of telescopic link 2 be provided with conversion gears 5 looks adaptation lugs, improve the stability of being connected between telescopic link 2 and the conversion gears 5.

In this embodiment, the surface of the connecting gear 16 is in transmission connection with the middle position of the upper surface of the conversion gear 5, and the middle position of the upper surface of the conversion gear 5 is provided with a clamping groove matched with the connecting gear 16, so that the stability of connection between the conversion gear 5 and the connecting gear 16 is improved.

In this implementation, one side transmission of the other end of the movable rod 12 is connected at the edge position of the upper surface of the conversion gear 5, and one side of the other end of the movable rod 12 is uniformly provided with a clamping block matched with the upper surface of the conversion gear 5, so that the stability of connection between the conversion gear 5 and the movable rod 12 is improved.

In this implementation, the outer surface of the conversion gear 5 is an incomplete gear, and the upper surface of the conversion gear 5 is provided with an incomplete groove matched with the fixture block, so that the stability of connection between the conversion gear 5 and the movable rod 12 is improved.

In this implementation, the lead screw 6 is rotatably installed on two sides of the two ends inside the installation shell 1 through a bearing, and the inner side wall of the sliding nut 7 is provided with an internal thread matched with the surface of the lead screw 6, so that the sliding nut 7 can conveniently move on the surface of the lead screw 6.

In this implementation, the upper portion of mount pad 8 evenly is provided with the connecting rod 9 that the quantity is three groups, improves the stability of the installation of fan body 15.

In this implementation, the both sides joint of fan body 15 improves the stability of fan body 15 installation in the relative one side of two sets of connecting blocks 4 and the relative one side of two sets of contact blocks 10.

In this embodiment, the installation position of the abutting block 10 is located at the upper part of the connecting block 4, and the two sides of the fan body 15 are provided with limiting grooves matched with the positions of the abutting blocks 10, so that the abutting blocks 10 are prevented from rotating along with the screw rod 6.

In this implementation, the both ends at top are provided with the mounting groove with 14 mounted position looks adaptations of soundproof cotton in the installation shell 1, and the surface of mounting groove is provided with the access door, conveniently changes soundproof cotton 14.

The working principle is as follows: when the fan body 15 is placed at the middle position inside the mounting shell 1 and the fan body 15 is powered on for use, after the fan body 15 is used for a long time, the fan body 15 can sway left and right, and then the two ends of the fan body 15 drive the telescopic rods 2 to move through the connecting blocks 4, the first springs 3 shrink, and simultaneously the telescopic rods 2 drive the conversion gear 5 to rotate while moving, so that the conversion gear 5 drives the lead screw 6 to rotate through the connecting gear 16, and further the sliding nut 7 on the surface of the lead screw 6 drives the connecting rod 9 and the abutting block 10 to fasten the two ends of the fan body 15 through the mounting seat 8, and while the conversion gear 5 rotates, the conversion gear 5 rotates to drive the movable rod 12 to move, the third springs 13 extend, when the conversion gear 5 is not meshed with the surface of the telescopic rods 2, the third springs 13 shrink, and the movable rod 12 drives the conversion gear 5 to recover to the original state, make conversion gear 5 re-engage on the telescopic link 2 surface, and then realize the reciprocating motion between telescopic link 2 and the conversion gear 5, absorb the noise that produces when the soundproof cotton 14 that sets up through the inside both ends of installation shell 1 starts fan body 15 simultaneously.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a fan bumper shock absorber based on magnetic current becomes effect which characterized in that: the middle positions of two ends inside the installation shell (1) are provided with telescopic rods (2), the opposite ends of the telescopic rods (2) are provided with first springs (3), the opposite ends of the telescopic rods (2) are provided with connecting blocks (4), two ends inside the installation shell (1) are provided with conversion gears (5) close to the two sides of the telescopic rods (2), the surfaces of two sides of the telescopic rods (2) are in transmission connection with two groups of the conversion gears (5) on opposite sides, two sides of two ends inside the installation shell (1) are symmetrically provided with screw rods (6), the surface of each screw rod (6) is provided with a sliding nut (7), one end of each two groups of the screw rods (6) is provided with a connecting gear (16), the surface of each connecting gear (16) is in transmission connection with the middle position of the upper surface of each conversion gear (5), and the surface of each sliding nut (7) is provided with an installation seat (8), one end of the mounting seat (8) is provided with a connecting rod (9), one end of the connecting rod (9) is provided with a contact block (10), the middle position of the connecting rod (9) is provided with a second spring (11), two sides of two ends inside the mounting shell (1) are symmetrically provided with movable rods (12), one end of each movable rod (12) is provided with a third spring (13), and the middle position inside the mounting shell (1) is provided with a fan body (15).

2. The blower shock absorber based on the magnetorheological effect as claimed in claim 1, wherein: the two sides of the telescopic rod (2) are provided with convex blocks matched with the conversion gear (5).

3. The blower shock absorber based on the magnetorheological effect as claimed in claim 1, wherein: and a clamping groove matched with the connecting gear (16) is arranged in the middle of the upper surface of the conversion gear (5).

4. The blower shock absorber based on the magnetorheological effect as claimed in claim 1, wherein: one side of the other end of the movable rod (12) is in transmission connection with the edge position of the upper surface of the conversion gear (5), and a clamping block matched with the upper surface of the conversion gear (5) is uniformly arranged on one side of the other end of the movable rod (12).

5. The blower shock absorber based on the magnetorheological effect as claimed in claim 1, wherein: the outer surface of the conversion gear (5) is an incomplete gear, and an incomplete groove matched with the clamping block is formed in the upper surface of the conversion gear (5).

6. The blower shock absorber based on the magnetorheological effect as claimed in claim 1, wherein: the lead screw (6) is rotatably installed on two sides of two ends inside the installation shell (1) through a bearing, and an inner side wall of the sliding nut (7) is provided with an inner thread matched with the surface of the lead screw (6).

7. The blower shock absorber based on the magnetorheological effect as claimed in claim 1, wherein: the upper part of the mounting seat (8) is uniformly provided with three groups of connecting rods (9).

8. The blower shock absorber based on the magnetorheological effect as claimed in claim 1, wherein: the two sides of the fan body (15) are clamped on the opposite sides of the two groups of connecting blocks (4) and the opposite sides of the two groups of contact blocks (10).

9. The blower shock absorber based on the magnetorheological effect as claimed in claim 1, wherein: the mounting position of the contact block (10) is arranged at the upper part of the connecting block (4), and the two sides of the fan body (15) are provided with limiting grooves matched with the contact block (10).

10. The blower shock absorber based on the magnetorheological effect as claimed in claim 1, wherein: the both ends at top are provided with the mounting groove with soundproof cotton (14) mounted position looks adaptation in installation shell (1), and the surface of mounting groove is provided with the access door.