CN-122014609-A - Double-screw gas compressor

Abstract

The invention relates to the field of compressor equipment, in particular to a double-screw gas compressor which comprises a mounting seat, a compressor body, a noise reduction shield, a turnover opening and closing unit and a dust removal air supply unit, wherein the noise reduction shield is arranged on the outer side of the compressor body in a turnover manner, sound absorbing cotton is arranged on the inner side of the noise reduction shield, the turnover opening and closing unit is used for driving the noise reduction shields on two sides to synchronously turn and close and automatically lock after the noise reduction shields are closed, the dust removal air supply unit is used for conveying dust removed clean air to a compressor working space after the noise reduction shields are closed and is provided with a cooperative cleaning assembly for automatically cleaning a filter frame.

Inventors

• WANG CHENZHI

Assignees

• 欧雷顿科技(浙江)有限公司

Dates

Publication Date

20260512

Application Date

20260326

Claims (8)

1. 1. A twin screw gas compressor comprising: a mounting base; The compressor body is fixedly arranged on the outer side of the mounting seat; The noise reduction shields are symmetrically arranged on the outer side of the compressor body, rotating shafts which are rotationally connected with the mounting seats are fixedly arranged on the outer walls of the two sides, and sound absorbing cotton is arranged on the inner side of the shell wall of each noise reduction shield; The control box is arranged on the outer side of the compressor body and is fixedly connected with the mounting seat; the overturning opening and closing unit is connected with the mounting seat and symmetrically arranged and connected with the rotating shafts on the noise reduction shields at the two sides and is used for synchronously overturning and opening and closing the noise reduction shields at the two sides by matching with the rotating shafts; The overturning opening and closing unit comprises an overturning control assembly and an automatic locking assembly, wherein the overturning control assembly is arranged between the control box and the noise reduction shields at two sides, is connected with the control box and is connected with a rotating shaft arranged on the outer side of the noise reduction shields and used for being matched with the control box to realize synchronous overturning of the noise reduction shields at two sides, and the automatic locking assembly is connected with the control box and is arranged opposite to the overturning control assembly and used for being matched with the overturning control assembly to finish locking of the noise reduction shields at two sides after being closed; and the dust removal air supply unit is connected with the control box and the noise reduction shields at the two sides after being closed and is used for matching the noise reduction shields after being closed to finish air supply to the compressor body.
2. 2. The twin-screw gas compressor of claim 1, wherein the turnover control assembly comprises an electric push rod, a control frame, a fixed rod, a control piece, a guide control pipe, a turnover rack, a turnover gear and a control piston, wherein the electric push rod is fixedly arranged on the inner side of the control box, the other end of the electric push rod is fixedly connected with the control frame, the guide control pipe fixedly connected with a mounting seat is symmetrically arranged on the outer side of the bottom end of the control frame, the control piece is slidably arranged on the inner side of one end of the guide control pipe, the control piece is slidably connected with the fixed rod fixedly arranged on the control frame, a spring is fixedly arranged between the fixed rod and the control piece, the other end of the guide control pipe is arranged on the outer side of the mounting seat, the outer wall is fixedly provided with the control piston, the turnover gear is fixedly connected with a rotating shaft on the noise reduction protective cover in a meshed manner, the turnover rack is slidably connected with a T-shaped guide frame fixedly arranged on the mounting seat, and a control groove is arranged on the inner side of the turnover rack and slidably connected with the control piston.
3. 3. The twin-screw gas compressor of claim 2, wherein the turnover control assembly further comprises a regulating frame, a connecting block and a positioning inserting rod, the regulating frame is arranged on the outer side of the turnover rack and is in sliding connection with the connecting block fixedly arranged on the mounting seat, a spring is fixedly arranged between the regulating frame and the connecting block, the regulating frame is fixedly arranged on a side frame wall, close to the turnover rack, of the turnover rack, the positioning inserting rod is fixedly arranged on a shell wall of the turnover rack, and insertion holes corresponding to the positioning inserting rod are formed in the shell wall of the turnover rack and are used for being matched with the positioning inserting rod to lock the turnover rack.
4. 4. The twin-screw gas compressor of claim 3, wherein the automatic locking assembly comprises trapezoidal pressing blocks, locking blocks and connecting plates, wherein the trapezoidal pressing blocks are symmetrically arranged on two sides of the control frame and fixedly connected with the control frame, the locking blocks are arranged below inclined surfaces of the trapezoidal pressing blocks and are fixedly connected with the connecting plates which are arranged on the inner sides of the control box in a sliding mode, springs are fixedly arranged between the connecting plates and the locking blocks, locking rods are fixedly arranged on the outer sides of one ends, far away from the connecting plates, of the locking blocks, and locking grooves matched with the locking rods are formed in the inner walls of the noise reduction shields and are used for locking the noise reduction shields after overturning and closing in a matched mode.
5. 5. The twin-screw gas compressor of claim 4, wherein the dust-removing and air-supplying unit comprises an air-supplying component and a collaborative cleaning component, the air-supplying component is fixedly connected with the control box and is connected with the collaborative cleaning component arranged on the inner side of the control box, the air-supplying component comprises an air inlet pipe, a motor, an air-guiding box, a fan, an air-supplying pipe, a dust-removing box, an air-supplying pipe, a filter frame, a dirt collecting box, a partition plate, an elastic support and a driving rod, the air-guiding box is fixedly arranged on the inner side of the control box, a motor fixedly connected with the control box is arranged on the outer side of the air-guiding box, the output end of the motor is connected with the fan arranged on the inner side of the air-guiding box through the driving rod, an air inlet pipe is fixedly arranged on one side wall of the air-guiding box, the other end of the air-guiding box is positioned on the outer side of the noise-reducing shield after being closed, an opening is formed in the box wall of the other side of the air-guiding box, a filter frame fixedly connected with the dust-removing box is arranged on the inner side of the control box, a filter frame connected with the bottom end of the dust-removing box is arranged on the box, a filter frame is fixedly connected with the filter frame arranged on the inner side of the opening, the filter frame is arranged on the filter frame, the filter frame is fixedly connected with the filter frame, the filter frame is arranged on the top the filter frame, the filter frame is connected with the filter frame through the elastic support and the filter frame is arranged on the upper side, and is connected with the filter frame.
6. 6. The twin-screw gas compressor of claim 5, wherein the collaborative cleaning assembly comprises a movable guide block, a lifting plate, a cleaning brush, a sliding rod, a retracting plate, lifting pieces and a transmission control assembly, wherein the movable guide block is symmetrically arranged on the inner side of the dust collection box and fixedly connected with the inner wall of the dust collection box, the lifting plate is arranged between the movable guide blocks on two sides, the cleaning brush is arranged between the lifting plate and the filter frame, the retracting plate which is in sliding connection with the lifting plate is fixedly arranged on the outer side of the cleaning brush, the spring is fixedly arranged between the retracting plate and the lifting plate, the sliding rod which is in sliding connection with the movable guide block is fixedly arranged on the outer side of the top end of the lifting plate, the lifting pieces are fixedly arranged on the outer side of the top end of the lifting plate and are in sliding connection with the dust collection box, the transmission control assembly is connected with the driving rod, and the transmission control assembly is connected with the driving rod for realizing the retraction and lifting of the cleaning brush in cooperation with the rotation of the driving rod.
7. 7. The twin-screw gas compressor of claim 6, wherein the transmission and control assembly comprises a cam, a transmission and control box, a transmission and control pipe, a push plate, a transmission and control piece, a connecting pipe and a retraction pipe, wherein the cam is fixedly arranged on the outer side of the driving rod, the push plate is arranged in an abutting mode on the outer side of the cam, a plurality of transmission and control pieces are fixedly arranged on the outer side of the push plate, the transmission and control pieces are fixedly connected with the transmission and control pipe fixedly arranged on the transmission and control box in a sliding mode, the transmission and control box is fixedly connected with the control box, the connecting pipe is fixedly arranged on the transmission and control box, the other end of the connecting pipe is fixedly connected with the retraction pipe, and the retraction pipe is fixedly connected with the lifting piece in a sliding mode.
8. 8. The twin-screw gas compressor of claim 1, wherein the compressor body comprises a main driving shaft, a compression screw, a compression star wheel, a star wheel shaft, a casing, a compression cavity and a screw cavity, wherein the casing is fixedly connected with the mounting seat, the compression cavity is arranged on the inner side of the casing, the screw cavities are arranged on two sides of the compression cavity, the main driving shaft is rotatably connected with the casing through bearings and is fixedly connected with the compression screw arranged on the inner side of the compression cavity, the star wheel shafts which are rotatably connected with the casing are arranged on the inner sides of the compression cavities on two sides, the compression star wheel meshed with the compression screw is fixedly arranged on the outer sides of the star wheel shafts, and the compression star wheels on two sides are arranged in a central symmetry manner.

Description

Double-screw gas compressor Technical Field The invention relates to the field of compressor equipment, in particular to a double-screw gas compressor. Background The double-screw air compressor has simple structure, few vulnerable parts, low exhaust temperature, insensitivity to large amount of lubricating oil contained in refrigerant under the working condition of large pressure difference or pressure ratio, good air delivery capacity adjustment, and fast occupation of the application range of the high-capacity reciprocating compressor, and continuously extends to the medium capacity range, and is widely applied to refrigeration devices such as refrigeration, air conditioning, chemical technology and the like. The noise reduction mechanism is arranged outside the double-screw air compressor body in the prior art, but noise generated during operation of the double-screw air compressor body cannot be isolated and absorbed, so that noise is transmitted to a working environment, if workers operate nearby, the noise can influence the workers, and even the health of the workers can be influenced for a long time, therefore, aiming at the current situation, the double-screw air compressor needs to be developed urgently, and the defects in the current practical application are overcome. Disclosure of Invention The present invention is directed to a twin-screw gas compressor that solves the above-mentioned problems of the prior art. In order to achieve the above purpose, the present invention provides the following technical solutions: The double-screw gas compressor comprises a mounting seat, a compressor body, noise reduction shields, a control box, a turnover opening and closing unit and an air supply and noise reduction unit, wherein the compressor body is fixedly arranged on the outer side of the mounting seat, the noise reduction shields are symmetrically arranged on the outer side of the compressor body, rotating shafts which are rotatably connected with the mounting seat are fixedly arranged on the outer walls of the two sides of the compressor body, noise absorption cotton is arranged on the inner side of a shell wall of the noise reduction shields, the control box is arranged on the outer side of the compressor body and fixedly connected with the mounting seat, the turnover opening and closing unit is symmetrically arranged and connected with the rotating shafts on the noise reduction shields on the two sides and is used for realizing synchronous turnover of the noise reduction shields on the two sides, the turnover opening and closing unit is connected with the control box and is connected with the rotating shafts on the noise reduction shields on the two sides and used for achieving synchronous turnover of the noise reduction shields on the two sides, the air supply and noise reduction shields are connected with the control box and used for achieving synchronous turnover of the noise reduction shields on the two sides after the compressor body is matched with the noise reduction shields. The turnover control assembly comprises an electric push rod, a control frame, a fixed rod, a control piece, a guide control pipe, a turnover rack, a turnover gear and a control piston, wherein the electric push rod is fixedly arranged on the inner side of a control box, the other end of the electric push rod is fixedly connected with the control frame, the guide control pipe fixedly connected with a mounting seat is symmetrically arranged on the outer side of the bottom end of the control frame, the control piece is slidably arranged on the inner side of one end of the guide control pipe, the control piece is slidably connected with the fixed rod fixedly arranged on the control frame, a spring is fixedly arranged between the fixed rod and the control piece, the other end of the guide control pipe is arranged on the outer side of the mounting seat, the outer wall of the guide control pipe is fixedly provided with the control piston, the turnover gear is fixedly connected with a rotating shaft on a noise reduction protective cover, the turnover rack is in meshed connection with the T-shaped guide frame fixedly arranged on the mounting seat, and a control groove in sliding connection with the control piston is arranged on the inner side of the turnover rack. The turnover control assembly further comprises a regulating and controlling frame, a connecting block and a positioning inserting rod, wherein the regulating and controlling frame is arranged on the outer side of the turnover rack and is in sliding connection with the connecting block fixedly arranged on the mounting seat, a spring is fixedly arranged between the regulating and controlling frame and the connecting block, the positioning inserting rod is fixedly arranged on a side frame wall, close to the turnover rack, of the regulating and controlling frame, and a jack corresponding to the positioning inserting rod is arranged on a shell wall of the turnover rack an