Water-ring vacuum pump

Abstract

The utility model relates to the technical field of vacuum pumps, in particular to a water ring type vacuum pump which comprises a rack, a vacuum pump body, a motor, a box body, a transmission assembly A, a heat dissipation plate A and a transmission assembly B, a fixed seat is arranged on the rack, a through hole is formed in the fixed seat, and a C-shaped groove coaxially communicated with the through hole is formed in the fixed seat. The vacuum pump body is connected with the fixing base. The motor is connected with the rack and drives the impeller in the vacuum pump body to rotate. A cylindrical cavity and a heat dissipation channel are formed in the box body, an auger is rotationally arranged in the cylindrical cavity, and the two ends of the cylindrical cavity communicate with the corresponding ends of the C-shaped grooves correspondingly. The transmission assembly A is in transmission connection with the transmission shaft and the auger. The heat dissipation plate A is located in the heat dissipation channel and connected with the box body, the box body is rotationally connected with the rotating shaft, and one end of the rotating shaft is connected with the wind wheel A which is located in the heat dissipation channel. The movable component B is in transmission connection with the auger and the rotating shaft. The cooling mechanism is automatically driven to work in the working state of the vacuum pump, and high temperature of equipment is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a water ring vacuum pump technical field especially relates to a water ring vacuum pump. BACKGROUND

[0002] The water ring vacuum pump is provided with an eccentric rotor with fixed blades, and water (liquid) is thrown to the stator wall to form a liquid ring concentric with the stator, and the liquid ring and the rotor blades form a variable volume rotary variable volume vacuum pump. The water ring vacuum pump is prone to high temperature under the condition of long time work, which affects the normal operation of the equipment.

[0003] The technical solution disclosed in Chinese patent with authorization announcement No. CN221400921U can absorb the heat of the liquid through the heat dissipation seat and the heat conduction fin, and then dissipate the heat on the heat dissipation seat through the heat dissipation fan, thereby improving the heat dissipation efficiency.

[0004] However, the device still has the following problems: the heat dissipation structure is single, and the overall cooling efficiency of the equipment is low. UTILITY MODEL CONTENTS

[0005] The utility model aims at the problems in the background art and provides a water ring vacuum pump.

[0006] The technical scheme of the utility model: a water ring vacuum pump, comprising a rack, a fixed seat is arranged on the rack, a through hole is arranged on the fixed seat, and a C-shaped groove coaxial with the through hole is arranged in the fixed seat.

[0007] The vacuum pump body is located on the inner side of the through hole and connected with the fixed seat, and the external pipe seats of the vacuum pump body all extend outside the fixed seat.

[0008] The motor is connected with the rack, the output end of the motor is connected with the transmission shaft, and the transmission shaft drives the impeller in the vacuum pump body to rotate.

[0009] The box body is provided with a cylindrical cavity and a heat dissipation channel, a screw conveyor is rotatably connected in the cylindrical cavity, and the two ends of the cylindrical cavity are communicated with the corresponding ends of the C-shaped groove.

[0010] The transmission assembly A is drivingly connected with the transmission shaft and the screw conveyor.

[0011] The heat dissipation plate A is located in the heat dissipation channel and connected with the box body, the box body is rotatably connected with the rotating shaft, one end of the rotating shaft is connected with the fan wheel A, and the fan wheel A is located in the heat dissipation channel.

[0012] The transmission assembly B is drivingly connected with the screw conveyor and the rotating shaft.

[0013] Preferably, the fixing base is provided with a heat dissipation groove below the C-shaped groove, and a plurality of heat dissipation plates B are arranged on the inner wall of the heat dissipation groove.

[0014] Preferably, the fixing base is provided with an air inlet hole communicated with the heat dissipation groove, and a fan wheel B is rotatably arranged in the air inlet hole and coaxially connected with the rotating shaft.

[0015] Preferably, the transmission assembly A comprises a belt pulley A, a belt pulley B and a toothed belt, the belt pulley A is coaxially connected with the transmission shaft, the belt pulley B is coaxially connected with the central shaft of the auger, and the belt pulley A and the belt pulley B are drivingly connected through the toothed belt.

[0016] Preferably, the transmission assembly B comprises a gear A and a gear B, the gear A is coaxially connected with the central shaft of the auger, the gear B is coaxially connected with the rotating shaft, and the gear B is engaged with the gear A.

[0017] Preferably, the box body is provided with an output pipe and a return pipe, the input end of the output pipe is communicated with the output end of the cylindrical cavity, the output end of the output pipe is communicated with the input end of the C-shaped groove, the input end of the return pipe is communicated with the output end of the C-shaped groove, and the output end of the return pipe is communicated with the input end of the cylindrical cavity.

[0018] Compared with the prior art, the utility model has the advantages of the following beneficial technical effects:

[0019] By setting the fixing base and the box body, the C-shaped groove is arranged around the outside of the vacuum pump body in the fixing base, the cylindrical cavity is arranged in the box body, the two ends of the cylindrical cavity are communicated with the two ends of the C-shaped groove respectively, the auger is arranged in the cylindrical cavity, the auger is connected with the transmission shaft through the transmission assembly A, when the equipment runs, the transmission shaft drives the auger to rotate, thereby realizing the circulation of the cooling liquid in the C-shaped groove and the cylindrical cavity, promoting heat dissipation, and the heat dissipation plate A for dissipating heat of the cooling liquid in the cylindrical cavity is arranged on the box body, and the fan wheel A is arranged simultaneously, the fan wheel A is drivingly connected with the auger through the transmission assembly B, the auger drives the fan wheel A to rotate, thereby utilizing the rotating fan wheel A to drive air flow, so that the heat dissipation plate A is rapidly cooled and dissipated; meanwhile, the heat dissipation groove and the air inlet hole are arranged on the fixing base, the fan wheel B connected with the rotating shaft is arranged in the air inlet hole, the heat dissipation plate B is arranged in the heat dissipation groove, air flow is driven by the rotating fan wheel B, and the heat dissipation plate B is rapidly cooled and dissipated, so that the temperature of the fixing base and the vacuum pump body is further reduced. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic view of one embodiment in the utility model;

[0021] Figure 2 It is a connection structural schematic view of the vacuum pump body and the motor;

[0022] Figure 3 It is a structural schematic view of the fixing base;

[0023] Figure 4 This is a schematic diagram of the connection structure between the drive shaft and the various components inside the housing.

[0024] Reference numerals in the attached drawings: 1. Frame; 2. Mounting base; 201. Through hole; 202. C-shaped groove; 203. Heat dissipation groove; 204. Air inlet; 3. Vacuum pump body; 4. Motor; 5. Drive shaft; 6. Housing; 61. Cylindrical cavity; 62. Heat dissipation channel; 7. Screwdriver; 8. Output pipe; 9. Return pipe; 10. Transmission assembly A; 11. Heat dissipation plate A; 12. Rotating shaft; 13. Fan wheel A; 14. Transmission assembly B; 15. Heat dissipation plate B; 16. Fan wheel B. Detailed Implementation

[0025] Example 1

[0026] like Figures 1-4 As shown, this utility model proposes a water ring vacuum pump, including a frame 1, a vacuum pump body 3, a motor 4, a housing 6, a transmission assembly A10, a heat sink A11, and a transmission component B. A fixed base 2 is provided on the frame 1, with a through hole 201 and a C-shaped groove 202 coaxially connected to the through hole 201 within the fixed base 2. The vacuum pump body 3 is located inside the through hole 201 and connected to the fixed base 2, with its outer pipe fittings extending outside the fixed base 2. The C-shaped groove 202 surrounds the outer shell of the vacuum pump body 3. The motor 4 is connected to the frame 1, and its output end is connected to a drive shaft 5, which drives the impeller inside the vacuum pump body 3 to rotate. The housing 6 contains a cylindrical cavity 61 and a heat dissipation channel 62. An auger 7, rotatably connected to the cylindrical cavity 61, is installed within it. An output pipe 8 and a return pipe 9 are mounted on the housing 6. The input end of the output pipe 8 is connected to the output end of the cylindrical cavity 61, and the output end of the output pipe 8 is connected to the input end of the C-shaped groove 202. The input end of the return pipe 9 is connected to the output end of the C-shaped groove 202, and the output end of the return pipe 9 is connected to the input end of the cylindrical cavity 61. The transmission assembly A10 includes pulley A, pulley B, and a toothed belt. Pulley A is coaxially connected to the transmission shaft 5, and pulley B is coaxially connected to the central shaft of the auger 7. Pulley A and pulley B are connected via a toothed belt drive. The transmission assembly A10 drives the transmission shaft 5 and the auger 7. A heat sink A11 is located within the heat dissipation channel 62 and connected to the housing 6. The housing 6 is rotatably connected to a rotating shaft 12, one end of which is connected to a fan wheel A13, which is located within the heat dissipation channel 62. The transmission assembly B14 includes gear A and gear B. Gear A is coaxially connected to the central shaft of the auger 7, and gear B is coaxially connected to the rotating shaft 12. Gear B meshes with gear A. The transmission assembly B drives the auger 7 and the rotating shaft 12.

[0027] In the embodiment, the motor 4 drives the transmission shaft 5 to rotate and further drives the vacuum pump body 3 to operate, the high temperature of the vacuum pump body 3 is conducted to the cooling liquid in the C-shaped groove 202 in the fixed seat 2, the cooling liquid is warmed, the vacuum pump body 3 is cooled, under the rotating state of the transmission shaft 5, the auger 7 is rotated under the transmission of the pulley A, the pulley B and the toothed belt, and further pushes the cooling liquid in the cylindrical cavity 61 to flow, the low-temperature cooling liquid in the cylindrical cavity 61 enters the C-shaped groove 202 along the output pipe 8, and the high-temperature cooling liquid in the C-shaped groove 202 flows back into the cylindrical cavity 61 along the return pipe 9, the high-temperature cooling liquid in the cylindrical cavity 61 is conducted to the heat dissipation plate A11, the heat dissipation plate A11 is warmed, the cooling liquid is cooled, and the auger 7 is rotated under the rotating state to drive the rotating shaft 12 to rotate through the gear A and the gear B, and further drives the fan wheel A13 to rotate, the fan wheel A13 blows air to the heat dissipation plate A11 under the rotating state, and further utilizes the flowing air to cool and dissipate heat of the heat dissipation plate A11.

[0028] Embodiment two

[0029] As Figure 3 and Figure 4 shown, the utility model discloses a water ring vacuum pump, compared to embodiment one, the fixed seat 2 is provided with the heat dissipation groove 203 below the C-shaped groove 202, and a plurality of heat dissipation plates B15 are arranged on the inner wall of the heat dissipation groove 203. The fixed seat 2 is provided with the air inlet hole 204 communicated with the heat dissipation groove 203, the air inlet hole 204 is rotatably provided with the fan wheel B16, the fan wheel B16 is coaxially connected with the rotating shaft 12, and the blowing direction of the fan wheel B16 is opposite to the blowing direction of the fan wheel A13.

[0030] In the embodiment, the high temperature of the vacuum pump body 3 is conducted to the fixed seat 2, a part of the fixed seat 2 conducts the high temperature to the heat dissipation plate B15, the heat dissipation plate B15 is utilized to assist heat dissipation, and under the rotating state of the rotating shaft 12, the fan wheel B16 rotates synchronously, the fan wheel B16 drives the air to flow, and further utilizes the flowing air to blow to the heat dissipation plate B15, and further promotes the heat dissipation plate B15 to cool and dissipate heat.

[0031] The embodiment of the utility model is explained in detail in combination with the drawings above, but the utility model is not limited to this, and various changes can be made within the knowledge range possessed by the person skilled in the art without departing from the purpose of the utility model.

Claims

1. A water ring vacuum pump, characterized by, The utility model relates to a kind of vacuum pump, including Rack (1), fixed seat (2) is provided on rack (1), through hole (201) is provided on fixed seat (2), and C-shaped slot (202) is provided in fixed seat (2) and is coaxial with through hole (201) Communication; Vacuum pump body (3), vacuum pump body (3) is located in the inside of through hole (201) and is connected with fixed seat (2), and the outer connection pipe seat of vacuum pump body (3) is all stretched out the outside of fixed seat (2); Motor (4), motor (4) is connected with rack (1), the output end of motor (4) is connected transmission shaft (5), and transmission shaft (5) drives the rotation of impeller in vacuum pump body (3); Box (6), column cavity (61) and heat dissipation channel (62) are provided in box (6), column cavity (61) is provided with screw (7) and is rotatably connected, and the both ends of column cavity (61) are communicated with the corresponding end of C-shaped slot (202); Transmission assembly A (10), transmission assembly A (10) is drivingly connected with transmission shaft (5) and screw (7); Heat dissipation plate A (11), heat dissipation plate A (11) is located in heat dissipation channel (62) and is connected with box (6), box (6) is rotatably connected with rotating shaft (12), one end of rotating shaft (12) is connected with wind wheel A (13), and wind wheel A (13) is located in heat dissipation channel (62); And transmission assembly B, transmission assembly B is drivingly connected with screw (7) and rotating shaft (12).

2. A water ring vacuum pump according to claim 1, characterized in that Heat dissipation groove (203) is provided on fixed seat (2) below C-shaped slot (202), and a plurality of heat dissipation plate B (15) is provided on the inner wall of heat dissipation groove (203).

3. A water ring vacuum pump according to claim 2, characterized in that Air inlet hole (204) is provided on fixed seat (2) and communicated with heat dissipation groove (203), and wind wheel B (16) is rotatably arranged in air inlet hole (204), and wind wheel B (16) is coaxially connected with rotating shaft (12).

4. A water ring vacuum pump according to claim 1, characterized in that Transmission assembly A (10) includes pulley A, pulley B and toothed belt, pulley A is coaxially connected with transmission shaft (5), pulley B is coaxially connected with the central shaft of screw (7), and pulley A is drivingly connected with pulley B through toothed belt.

5. A water ring vacuum pump according to claim 1, characterized in that Transmission assembly B (14) includes gear A and gear B, gear A is coaxially connected with the central shaft of screw (7), gear B is coaxially connected with rotating shaft (12), and gear B is engaged with gear A.

6. A water ring vacuum pump according to claim 1, characterized in that Output pipe (8) and backflow pipe (9) are provided on box (6), the input end of output pipe (8) is communicated with the output end of column cavity (61), the output end of output pipe (8) is communicated with the input end of C-shaped slot (202);The input end of backflow pipe (9) is communicated with the output end of C-shaped slot (202), and the output end of backflow pipe (9) is communicated with the input end of column cavity (61).

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