CN216950756U

CN216950756U - Mute type oil-free air compressor

Info

Publication number: CN216950756U
Application number: CN202123076716.4U
Authority: CN
Inventors: 张涛
Original assignee: Zhejiang Tengjing Air Compressor Co ltd
Current assignee: Zhejiang Tengjing Air Compressor Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-07-12
Anticipated expiration: 2031-12-08

Abstract

The utility model provides a mute oil-free air compressor, and belongs to the technical field of air compressors. The problem that the existing air compressor vibrates greatly to cause the failure rate of the air compressor to be frequent is solved. This silence type oil-free air compressor machine, including the organism, the base member bottom is provided with the apron that supplies its installation, and the apron below is equipped with the main tank body, and four corners departments of apron bottom all have the direction rod, and the apron top has a plurality of corresponding guide grooves that the direction of supplying to stick stretches into, all has compression spring in the guide groove, still is equipped with the damping device who is connected bottom the apron in the main tank body. The utility model has the advantages of shock absorption effect and prolonged service life of the air compressor.

Description

Mute type oil-free air compressor

Technical Field

The utility model belongs to the technical field of air compressors, relates to an air compressor, and particularly relates to a mute type oil-free air compressor.

Background

The air compressor is widely applied, and is required to be used in household appliances, installation and maintenance instruments and even in various mechanical fields of production lines. The machine head and the motor in the air compressor belong to vibration parts, the vibration shortens the service life of the air compressor to a certain extent, the noise pollution is large, and the failure rate of the air compressor is frequent and potential safety hazards are brought.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a mute type oil-free air compressor which has a shock absorption function and can prolong the service life of the air compressor.

The purpose of the utility model can be realized by the following technical scheme: a mute oil-free air compressor comprises a machine body and is characterized in that a cover plate for mounting the base body is arranged at the bottom of the base body, a main box body is arranged below the cover plate, guide rollers are arranged at four corners of the bottom of the cover plate, a plurality of guide grooves for the corresponding guide rollers to extend into are formed in the top of the cover plate, compression springs are arranged in the guide grooves, and a damping device connected with the bottom of the cover plate is arranged in the main box body;

the damping device comprises a floating base platform and a suspension frame, the suspension frame is fixedly installed on the inner wall of the main box body, the floating base platform is Z-shaped, the floating base platform comprises a rear vertical plate, a front vertical plate and a transverse plate connected with the rear vertical plate and the front vertical plate, a sliding groove for installing the rear vertical plate is formed in the front portion of the suspension frame, the front vertical plate is located outside the suspension frame, two guide columns which are symmetrically arranged left and right are arranged at the bottom of the rear vertical plate, the top ends of the guide columns stretch into the rear vertical plate in a guiding mode, the bottom ends of the guide columns are fixedly connected with the bottom wall of the sliding groove, the rear vertical plate floats up and down along the guide columns, damping springs are sleeved on the two guide columns, the top ends of the damping springs abut against the bottom of the rear vertical plate, the other ends of the damping springs abut against the bottom wall of the sliding groove, and the damping device further comprises a connecting rod mechanism connected with the front vertical plate.

In the aforementioned silent oilless air compressor, the inverted stand having a triangular shape extends from the bottom of the suspension.

In the mute oil-free air compressor, the link mechanism is composed of a left swing support and a right swing support, the left swing support and the right swing support are in an inverted F shape, the left swing support and the right swing support are connected in a matching way through a first rotating shaft, the inner end of the first rotating shaft is fixed at the front part of the inverted table, the left swing support matched with the first rotating shaft is positioned at the rear part of the right swing support, the rear part of the top end of the left swing support is provided with a first connecting rod, the first connecting rod is connected with the left swing support in a matching way through a second rotating shaft, the other end of the first connecting rod is positioned at the rear end of the front vertical plate and is connected with the rear end of the front vertical plate in a matching way through a third rotating shaft, the outer end of the third rotating shaft penetrates out of the front vertical plate, the front part of the right swing support is provided with a second connecting rod, and the second connecting rod is connected with the right swing support in a matching way through a fourth rotating shaft, the other end of the second connecting rod is connected to the outer end of the third rotating shaft in a matched mode.

In foretell silence type oilless air compressor machine, back riser rear portion intermediate position department have outside bellied direction bead, the spout in have the bead groove that supplies direction bead cooperation installation.

Compared with the prior art, the mute oil-free air compressor achieves the effect of reducing noise under the action of double shock absorption (floating shock absorption of the guide rod and floating shock absorption of the floating base platform), so that the air compressor works more stably, and the noise pollution is reduced.

Drawings

Fig. 1 is a schematic perspective view of the silent oil-free air compressor.

Fig. 2 is a schematic view of a part of the internal structure of the silent oil-free air compressor.

Fig. 3 is a perspective view of the shock absorbing device.

In the figure, 1, a machine body; 2. a cover plate; 3. a main box body; 4. a guide stick; 5. a compression spring; 6. a suspension frame; 7. a rear vertical plate; 8. a front vertical plate; 9. a transverse plate; 10. a guide post; 11. a damping spring; 12. a reverse placing table; 13. a left swing bracket; 14. a right swing bracket; 15. a first rotating shaft; 16. a first connecting rod; 17. a second connecting rod; 18. a second rotating shaft; 19. a rotating shaft III; 20. a rotating shaft IV; 21. and a guide rib.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, fig. 2, fig. 3, this mute oil-free air compressor, including organism 1, the base member bottom is provided with the apron 2 that supplies its installation, 2 below of apron are equipped with the main tank body 3, four corners departments of 2 bottoms of apron all have

direction rod

4, 2 tops of apron have a plurality of corresponding 4 direction guide grooves that stretch into of direction rod of confession, all have compression spring 5 in the guide groove, under compression spring 5's effect, the guide roll floats from top to bottom along the guide groove, still be equipped with the damping device who is connected with 2 bottoms of apron in the main tank body 3.

In more detail, the damping device is composed of a floating base station and a suspension frame 6, the suspension frame 6 is fixedly arranged on the inner wall of the main box body 3, the floating base station is in a vertical Z shape when viewed from the side, the floating base station is composed of a rear vertical plate 7, a front vertical plate 8 and a transverse plate 9 for connecting the rear vertical plate 7 and the front vertical plate 8, the front part of the suspension frame 6 is provided with a chute for mounting the rear vertical plate 7, the chute is not arranged at the front part of the suspension frame 6 in a penetrating way, the front vertical plate 8 is positioned outside the suspension frame 6, the bottom of the rear vertical plate 7 is provided with two guide columns 10 which are symmetrically arranged left and right, the top ends of the guide columns 10 are guided to extend into the rear vertical plate 7, its bottom links firmly with the tank bottom wall of spout, and back riser 7 floats from top to bottom along this guide post 10, all overlaps on two guide posts 10 to be equipped with damping spring 11, and damping spring 11's top supports and leans on 7 bottoms at back riser, and the other end supports and leans on the tank bottom wall of spout, and damping device still includes the link mechanism who links to each other with preceding riser 8.

Preferably, the suspension 6 extends at its bottom with an inverted platform 12 in the shape of a triangle.

In more detail, the link mechanism is composed of a left swing support 13 and a right swing support 14, the left swing support 13 and the right swing support 14 are both in an inverted F shape, the left swing support 13 and the right swing support 14 are connected in a matching manner through a first rotating shaft 15, the inner end of the first rotating shaft 15 is fixed at the front part of the inverted platform 12, the left swing support 13 matched on the first rotating shaft 15 is positioned at the rear part of the right swing support 14, a first connecting rod 16 is arranged at the rear part of the top end of the left swing support 13, the first connecting rod 16 is connected with the left swing support 13 in a matching manner through a second rotating shaft 18, the other end of the first connecting rod 16 is positioned at the rear end of the front vertical plate 8 and is connected with the rear end of the front vertical plate 8 in a matching manner through a third rotating shaft 19, the outer end of the third rotating shaft 19 penetrates out of the front vertical plate 8, a second connecting rod 17 is arranged at the front part of the right swing support 14, the second connecting rod 17 is connected with the right swing support 14 in a matching manner through a fourth rotating shaft 20, and the other end of the second connecting rod 17 is connected with the outer end of the third rotating shaft 19 in a matching manner, the air pressure work, when producing the vibration, transmit vibration force for damping device through apron 2, make the base station that floats float from top to bottom under damping spring 11's effect, and then make two connecting rods swings, so left swing bracket 13 also swings relatively with right swing bracket 14, digests vibration force through link mechanism, further improvement shock attenuation effect.

In more detail, for stable matching installation of the floating base station, the middle position of the rear part of the rear vertical plate 7 is provided with a guide convex rib 21 protruding outwards, and a convex rib groove for matching installation of the guide convex rib 21 is formed in the sliding groove.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. A mute oil-free air compressor comprises a machine body (1) and is characterized in that a cover plate (2) for mounting the machine body is arranged at the bottom of the machine body, a main box body (3) is arranged below the cover plate (2), guide rollers (4) are arranged at four corners of the bottom of the cover plate (2), a plurality of guide grooves for the corresponding guide rollers (4) to extend into are formed in the top of the cover plate (2), compression springs (5) are arranged in the guide grooves, and a damping device connected with the bottom of the cover plate (2) is further arranged in the main box body (3);

the damping device comprises a floating base platform and a suspension frame (6), the suspension frame (6) is fixedly arranged on the inner wall of a main box body (3), the floating base platform is Z-shaped, the floating base platform comprises a rear vertical plate (7), a front vertical plate (8) and a transverse plate (9) connected with the rear vertical plate (7) and the front vertical plate (8), the front part of the suspension frame (6) is provided with a chute for mounting the rear vertical plate (7), the front vertical plate (8) is positioned outside the suspension frame (6), the bottom of the rear vertical plate (7) is provided with two guide columns (10) which are symmetrically arranged left and right, the top ends of the guide columns (10) are guided to extend into the rear vertical plate (7), the bottom ends of the guide columns are fixedly connected with the chute bottom wall of the chute, the rear vertical plate (7) floats up and down along the guide columns (10), and damping springs (11) are sleeved on the two guide columns (10), the top end of the damping spring (11) is abutted against the bottom of the rear vertical plate (7), the other end of the damping spring is abutted against the bottom wall of the chute, and the damping device further comprises a connecting rod mechanism connected with the front vertical plate (8).

2. An oil-free air compressor of silent type as claimed in claim 1, wherein the inverted platform (12) having a triangular shape is extended from the bottom of the suspension frame (6).

3. The silent oil-free air compressor as claimed in claim 1, wherein the link mechanism comprises a left swing bracket (13) and a right swing bracket (14), the left swing bracket (13) and the right swing bracket (14) are both inverted F-shaped, the left swing bracket (13) and the right swing bracket (14) are cooperatively connected through a first rotating shaft (15), the inner end of the first rotating shaft (15) is fixed at the front of the inverted platform (12), the left swing bracket (13) engaged with the first rotating shaft (15) is located behind the right swing bracket (14), a first connecting rod (16) is arranged at the rear of the top end of the left swing bracket (13), the first connecting rod (16) and the left swing bracket (13) are cooperatively connected through a second rotating shaft (18), the other end of the first connecting rod (16) is located at the rear end of the front vertical plate (8) and cooperatively connected with the rear end of the front vertical plate (8) through a third rotating shaft (19), the outer end of the third rotating shaft (19) penetrates out of the front vertical plate (8), the front portion of the right swing support (14) is provided with a second connecting rod (17), the second connecting rod (17) is connected with the right swing support (14) through the fourth rotating shaft (20) in a matched mode, and the other end of the second connecting rod (17) is connected to the outer end of the third rotating shaft (19) in a matched mode.

4. The silent oil-free air compressor as claimed in claim 1, wherein the rear vertical plate (7) has an outwardly protruding guiding protrusion (21) at a middle position of a rear portion thereof, and the sliding groove has a protrusion groove for the guiding protrusion (21) to be fitted therein.