CN211525083U - Cooling device of water ring vacuum pump - Google Patents

Abstract

The utility model discloses a heat sink of water ring vacuum pump, including the vacuum pump body, the pump cover is installed in the front of vacuum pump body, and there is the fixed disk in the front of pump cover through connecting rod fixed mounting, and the positive fixedly connected with fixed plate of fixed disk, the positive fixed mounting of fixed plate have two first backup pads, and one side of two first backup pads has alternate first water supply pipe and first water absorption pipe respectively, and the other end of first water supply pipe and first water absorption pipe runs through the left side and the right side of pump cover respectively. Thereby to the liquid cooling replacement in the vacuum pump body, when extracting the bolt pole, then adjusting nut and threaded rod make the movable block take first rotary rod downstream, with first conical gear and third conical gear or fourth conical gear meshing to reach the speed of adjusting piston motion, adjust the speed of the speed adjustment cooling of carrying cold liquid then, make the vacuum pump satisfy best cooling effect, improve the vacuum and the work efficiency of vacuum pump.

Description

Cooling device of water ring vacuum pump

Technical Field

The utility model relates to a water ring vacuum pump technical field specifically is a water ring vacuum pump's heat sink.

Background

The water ring vacuum pump is internally provided with an eccentric rotor with fixed blades, liquid is thrown to the wall of a stator and forms a liquid ring concentric with the stator, the liquid ring and the rotor blades form a variable-volume rotary variable-volume vacuum pump, air suction, compression and exhaust are realized by the volume change of a pump cavity, the temperature of the liquid can be increased in the air suction and exhaust processes, the vacuum degree of the vacuum pump is reduced due to the temperature increase, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a water ring vacuum pump's heat sink has solved the high vacuum that leads to the pump of liquid temperature and has reduceed in the pump, and makes the problem that work efficiency is low.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a cooling device of a water ring vacuum pump comprises a vacuum pump body, wherein a pump cover is installed on the front face of the vacuum pump body, a fixed disc is fixedly installed on the front face of the pump cover through a connecting rod, a fixed plate is fixedly connected to the front face of the fixed disc, two first supporting plates are fixedly installed on the front face of the fixed plate, a first water supply pipe and a first water suction pipe are respectively inserted into one side of the two first supporting plates in a penetrating mode, the other ends of the first water supply pipe and the first water suction pipe respectively penetrate through the left side and the right side of the pump cover, the pump cover is fixedly connected with the first water supply pipe and the first water suction pipe, the tops of the first water supply pipe and the first water suction pipe are respectively communicated with a second water supply pipe and a second water suction pipe, the second water supply pipe and the second water suction pipe are respectively communicated with an inlet and, the two sides of the movable plate are movably provided with first connecting rods, the other end of each first connecting rod is movably connected with a slide rod, the two slide rods are respectively inserted into a first water supply pipe and a first water absorption pipe, one end of each slide rod, far away from the movable plate, is fixedly connected with a piston block, the two piston blocks are respectively in contact connection with the inner walls of the first water supply pipe and the first water absorption pipe, the front side of the movable plate is fixedly connected with a support cylinder, the inner wall of the support cylinder is movably connected with a sleeve, the inner ring wall of the sleeve is movably inserted with a rotating rod, the upper part of the side surface of the rotating rod is fixedly connected with a rotating head through a fixing ring, the top of the rotating head movably penetrates through a second support plate and extends to the upper part of the second support plate, the side surface of the rotating head is fixedly sleeved with, the top of the rotating head is fixedly connected with a rectangular square rod, a first rotating rod is movably sleeved on the side surface of the rectangular square rod, a movable block and a third supporting plate are movably sleeved on the side surface of the first rotating rod, the movable block is positioned below the third supporting plate, two sides of the third supporting plate and two sides of the second supporting plate are fixedly connected with the front surface of the fixed plate through a second connecting rod, a second limiting ring is fixedly sleeved on the side surface of the first rotating rod, the second limiting ring is movably connected with the inner wall of the movable block, a threaded rod is inserted into the top of the third supporting plate and is in threaded connection with the third supporting plate and the movable block, the bottom end of the threaded rod movably penetrates through the top of the second supporting plate and extends to the lower part of the second supporting plate, a limiting plate is fixedly connected to the top of the threaded rod, and a nut is in threaded connection with, the screw cap is positioned above the third supporting plate, the top of the first rotary rod is hinged with a second rotary rod, the left sides of the first rotary rod and the second rotary rod are inserted with bolt rods, the top end of the second rotary rod is fixedly connected with a first bevel gear, the back of the first bevel gear is meshed with a second bevel gear, the back of the second bevel gear is fixedly connected with a large disk gear, the large disk gear is movably connected with a fixed disk through a shaft rod, the bottom of the large disk gear is meshed with a small disk gear, an output shaft of a driving motor on the vacuum pump body sequentially and movably penetrates through the pump cover and the fixed disk and extends to the front of the fixed disk, an output shaft of the driving motor on the vacuum pump body is fixedly connected with the small disk gear, a first blocking component is installed on the inner wall of the first water delivery pipe, and a second blocking component is installed on the inner wall of the first water delivery pipe, and a third blocking component is arranged on the inner wall of the second water supply pipe, and a fourth blocking component is arranged on the inner wall of the second water suction pipe.

Preferably, the front surface of the large disc gear is fixedly connected with a third bevel gear and a fourth bevel gear, the third bevel gear is located between the second bevel gear and the fourth bevel gear, the fourth bevel gear is located on the outermost side, and the axes of the second bevel gear, the third bevel gear, the fourth bevel gear and the large disc gear are all on the same vertical line.

Preferably, the first subassembly that blocks includes first sealing ring, the annular face of first sealing ring and the inner wall fixed connection of first flow pipe, the left side contact that first sealing ring connects is connected with first piston board, the first movable rod of right side fixedly connected with of first piston board, first ring and first spring have been cup jointed in the side surface activity of first movable rod, the first stopper of right-hand member fixed connection of first movable rod, the both ends of first spring respectively with the right side of first ring and the left side fixed connection of first stopper, first ring passes through the inner wall fixed connection of bracing piece and first flow pipe.

Preferably, the second blocks the subassembly and includes the second sealing ring, the annular face of second sealing ring and the inner wall fixed connection of first water absorption pipe, the left side contact that the sealed ring of second connects is connected with the second piston board, the left side fixedly connected with second movable rod of second piston board, second ring and second spring have been cup jointed in the side surface activity of second movable rod, the both ends of second spring respectively with the right side of second ring and the left side fixed connection of second piston board, the second ring passes through the inner wall fixed connection of bracing piece and first water absorption pipe.

Preferably, the third blocks that the subassembly includes the third sealing ring, the annular face of third sealing ring and the inner wall fixed connection of second flow pipe, the bottom contact of third sealing ring is connected with the third piston board, the top fixedly connected with third movable rod of third piston board, third ring and third spring have been cup jointed in the side surface activity of third movable rod, the top fixed connection second stopper of third movable rod, the both ends of third spring respectively with the top of third ring and the bottom fixed connection of second stopper, the inner wall fixed connection of bracing piece and second flow pipe is passed through to the third ring.

Preferably, the fourth blocks the subassembly and includes the fourth sealing ring, the annular face of fourth sealing ring and the inner wall fixed connection that the second absorbed water and manage, the top contact of fourth sealing ring is connected with the fourth piston board, the top fixedly connected with fourth movable rod of fourth piston board, the side surface activity of fourth movable rod has cup jointed fourth ring and fourth spring, the both ends of fourth spring respectively with the bottom of fourth ring and the top fixed connection of fourth piston board, the fourth ring passes through the bracing piece and absorbs water and manage's inner wall fixed connection with the second.

Preferably, a first rubber lantern ring and a second rubber lantern ring are sleeved on the side surface of the threaded rod, the first rubber lantern ring is located between the screw cap and the third supporting plate, and the second rubber lantern ring is located between the limiting plate and the second supporting plate.

(III) advantageous effects

The utility model provides a water ring vacuum pump's heat sink. The method has the following beneficial effects:

(1) the cooling device of the water ring vacuum pump comprises a fixed plate, a first supporting plate, a first water feeding pipe, a first water suction pipe, a second water feeding pipe, a second water suction pipe, a refrigerator pool, a movable plate, a first connecting rod, a slide rod, a piston block, a supporting cylinder, a sleeve, a rotating rod, a rotating head, a second supporting plate, a first limiting ring, a rectangular square rod, a first rotating rod, a movable block, a third supporting plate, a second limiting ring, a threaded rod, a limiting plate, a nut, a second rotating rod, a bolt rod, a first conical gear, a second conical gear, a large disk gear, a small disk gear, a first blocking component, a second blocking component, a third blocking component and a fourth blocking component which are matched with each other, when a vacuum pump body runs, a pump motor shaft drives the small disk gear to rotate, so that the large disk gear and the second conical gear rotate, then the first conical gear drives the first rotary rod, the second rotary rod and the rotary head to rotate, then the rotary rod on the rotary head rotates and drives the support cylinder to repeatedly rotate in a half-range back and forth manner, so that the movable plate drives the slide rod and the piston block to repeatedly move left and right through the first connecting rod, cold liquid in the refrigerator pool is conveyed into the pump cover from the second water conveying pipe through the first water conveying pipe under the matching of the first blocking assembly, the third blocking assembly and the piston block, meanwhile, high-temperature liquid in the pump cover is conveyed into the refrigerator pool to be cooled through the second water absorbing pipe under the matching of the second blocking assembly, the fourth blocking assembly and the piston block, so that the first water absorbing pipe is conveyed back into the refrigerator pool to be cooled through the second water absorbing pipe, when the bolt rod is pulled out, the movable block drives the first rotary rod to move downwards through adjusting the screw cap and the threaded rod, the first conical gear is meshed with the third conical gear or the fourth conical gear, therefore, the speed of the piston to move is adjusted, and then the speed of conveying cold liquid is adjusted to adjust the cooling speed, so that the vacuum pump meets the best cooling effect, and the vacuum degree and the working efficiency of the vacuum pump are improved.

Drawings

FIG. 1 is a left side schematic view of the structure of the present invention;

fig. 2 is a front view of the structure fixing plate of the present invention;

fig. 3 is an enlarged view of a in the structure diagram 2 of the present invention;

fig. 4 is an enlarged view of B in the structure of fig. 2 of the present invention;

FIG. 5 is a left side view of the rectangular square bar according to the structure of the present invention;

fig. 6 is an enlarged cross-sectional view of C in fig. 2 of the present invention;

fig. 7 is an enlarged cross-sectional view of D in fig. 2 of the present invention;

fig. 8 is an enlarged sectional view of fig. 4 in fig. 5 according to the present invention.

In the figure: 1 vacuum pump body, 2 pump cover, 3 fixed disc, 4 fixed plate, 5 first supporting plate, 6 first water feeding pipe, 7 first water absorbing pipe, 8 second water feeding pipe, 9 second water absorbing pipe, 10 refrigerator pool, 11 movable plate, 12 first connecting rod, 13 sliding rod, 14 piston block, 15 supporting cylinder, 16 sleeve, 17 rotating rod, 18 rotating head, 19 second supporting plate, 20 first limiting ring, 21 rectangular square rod, 22 first rotating rod, 23 movable block, 24 third supporting plate, 25 second limiting ring, 26 threaded rod, 27 limiting plate, 28 nut, 29 second rotating rod, 30 bolt rod, 31 first conical gear, 32 second conical gear, 33 large disc gear, 34 small disc gear, 35 first blocking component, 351 first sealing ring, 352 first piston plate, 353 first movable rod, 354 first circular ring, 355 first spring, 356 first limiting block, 36 second blocking component, 361 second sealing ring, 362 second piston plate, 363 second movable rod, 364 second ring, 365 second spring, 37 third stop assembly, 371 third sealing ring, 372 third piston plate, 373 third movable rod, 374 third ring, 375 third spring, 376 second stop block, 38 fourth stop assembly, 381 fourth sealing ring, 382 fourth piston plate, 383 fourth movable rod, 384 fourth ring, 385 fourth spring, 39 third bevel gear, 40 fourth bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-8, the utility model provides a technical solution: a cooling device of a water ring vacuum pump comprises a vacuum pump body 1, a pump cover 2 is installed on the front face of the vacuum pump body 1, a fixed disc 3 is fixedly installed on the front face of the pump cover 2 through a connecting rod, a fixed plate 4 is fixedly connected on the front face of the fixed disc 3, two first supporting plates 5 are fixedly installed on the front face of the fixed plate 4, a first water supply pipe 6 and a first water absorption pipe 7 are respectively inserted into one side of each of the two first supporting plates 5, the other ends of the first water supply pipe 6 and the first water absorption pipe 7 respectively penetrate through the left side and the right side of the pump cover 2, the pump cover 2 is fixedly connected with the first water supply pipe 6 and the first water absorption pipe 7, the tops of the first water supply pipe 6 and the first water absorption pipe 7 are respectively communicated with a second water supply pipe 8 and a second water absorption pipe 9, the second water supply pipe 8 and the second water absorption pipe 9 are respectively communicated with, the two sides of the movable plate 11 are movably provided with first connecting rods 12, the other end of the first connecting rods 12 is movably connected with sliding rods 13, the two sliding rods 13 are respectively inserted into the first water supply pipe 6 and the first water suction pipe 7, one end of each sliding rod 13 far away from the movable plate 11 is fixedly connected with a piston block 14, the two piston blocks 14 are respectively in contact connection with the inner walls of the first water supply pipe 6 and the first water suction pipe 7, the front surface of the movable plate 11 is fixedly connected with a supporting cylinder 15, the inner wall of the supporting cylinder 15 is movably connected with a sleeve 16, the inner ring wall of the sleeve 16 is movably inserted with a rotating rod 17, the upper part of the side surface of the rotating rod 17 is fixedly connected with a rotating head 18 through a fixing ring, the top part of the rotating head 18 movably penetrates through a second supporting plate 19 and extends to the upper part of the second supporting plate, the side surface of the rotating, the top of the rotating head 18 is fixedly connected with a rectangular square rod 21, a first rotating rod 22 is movably sleeved on the side surface of the rectangular square rod 21, a movable block 23 and a third supporting plate 24 are movably sleeved on the side surface of the first rotating rod 22, the movable block 23 is positioned below the third supporting plate 24, the two sides of the third supporting plate 24 and the second supporting plate 19 are fixedly connected with the front surface of the fixed plate 3 through a second connecting rod, a second limit ring 25 is fixedly sleeved on the side surface of the first rotating rod 22, the second limit ring 25 is movably connected with the inner wall of the movable block 23, a threaded rod 26 is inserted into the top of the third supporting plate 24, the threaded rod 26 is both in threaded connection with the third supporting plate 24 and the movable block 23, the bottom end of the threaded rod 26 movably penetrates through the top 19 of the second supporting plate and extends to the lower part, a limit plate 27 is fixedly connected to the top of the threaded rod 26, a first rubber sleeve ring and a second, the first rubber lantern ring is positioned between the nut 28 and the third supporting plate 24, the second rubber lantern ring is positioned between the limiting plate 27 and the second supporting plate 19, friction force is increased through the arrangement of the rubber lantern rings, so that the nut 28 clamps and fixes the threaded rod 26 more firmly, the nut 28 is in threaded connection with the side surface of the threaded rod 26, the nut 28 is positioned above the third supporting plate 24, the top of the first rotating rod 22 is hinged with the second rotating rod 29, the left sides of the first rotating rod 22 and the second rotating rod 29 are both inserted with the bolt rod 30, the top end of the second rotating rod 29 is fixedly connected with the first bevel gear 31, the back of the first bevel gear 31 is meshed with the second bevel gear 32, the back of the second bevel gear 32 is fixedly connected with the large disk gear 33, the large disk gear 33 is movably connected with the fixed disk 3 through the shaft rod, the bottom of the large disk gear 33 is meshed with the small disk gear 34, an output shaft of a driving motor on the vacuum pump body 1 sequentially and movably penetrates through the pump cover 2 and the fixed disk 3 and extends to the front surface of the fixed disk 3, a third bevel gear 39 and a fourth bevel gear 40 are fixedly connected to the front surface of the large disk gear 33, the third bevel gear 39 is positioned between the second bevel gear 32 and the fourth bevel gear 40, the fourth bevel gear 40 is positioned on the outermost side, the axes of the second bevel gear 32, the third bevel gear 39, the fourth bevel gear 40 and the large disk gear 33 are all on the same vertical line, the output shaft of the driving motor on the vacuum pump body 1 is fixedly connected with the small disk gear 34, a first blocking assembly 35 is installed on the inner wall of the first water feeding pipe 6, the first blocking assembly 35 comprises a first sealing ring 351, the annular surface of the first sealing ring 351 is fixedly connected with the inner wall of the first water feeding pipe 6, the left side connected with the first sealing ring 351 in a contact manner is connected with a first piston plate 352, a first movable rod 353 is fixedly connected to the right side of the first piston plate 352, a first circular ring 354 and a first spring 355 are movably sleeved on the side surface of the first movable rod 353, a first limit block 356 is fixedly connected to the right end of the first movable rod 353, two ends of the first spring 355 are respectively fixedly connected to the right side of the first circular ring 354 and the left side of the first limit block 356, the first circular ring 354 is fixedly connected to the inner wall of the first water supply pipe 6 through a support rod, a second blocking assembly 36 is installed on the inner wall of the first water suction pipe 7, the second blocking assembly 36 comprises a second sealing ring 361, the annular surface of the second sealing 361 is fixedly connected to the inner wall of the first water suction pipe 7, a second piston plate 362 is connected to the left side of the second sealing 361 in a contacting manner, a second movable rod 363 is fixedly connected to the left side of the second piston plate 362, a second circular ring 364 and a second spring 365 are movably sleeved on the side surface of the second movable rod 363, the two ends of the second spring 365 are respectively fixedly connected with the right side of the second ring 364 and the left side of the second piston plate 362, the second ring 364 is fixedly connected with the inner wall of the first water suction pipe 7 through a support rod, the inner wall of the second water delivery pipe 8 is provided with a third barrier assembly 37, the third barrier assembly 37 comprises a third sealing ring 371, the annular surface of the third sealing ring 371 is fixedly connected with the inner wall of the second water delivery pipe 8, the bottom of the third sealing ring 371 is connected with a third piston plate 372 in a contact manner, the top of the third piston plate 372 is fixedly connected with a third movable rod 373, the side surface of the third movable rod 373 is movably sleeved with a third ring 374 and a third spring 375, the top of the third movable rod 373 is fixedly connected with a second limit block, the two ends of the third spring 375 are respectively fixedly connected with the top of the third ring 374 and the bottom of the second limit block 376, the third ring 374 is fixedly connected with the inner wall of the second water delivery pipe 8 through a support rod, the fourth blocking assembly 38 is installed to the inner wall of the second suction pipe 9, the fourth blocking assembly 38 includes a fourth sealing ring 381, the annular surface of the fourth sealing ring 381 is fixedly connected with the inner wall of the second suction pipe 9, the top of the fourth sealing ring 381 is in contact connection with a fourth piston plate 382, the top of the fourth piston plate 382 is fixedly connected with a fourth movable rod 383, a fourth ring 384 and a fourth spring 385 are movably sleeved on the side surface of the fourth movable rod 383, two ends of the fourth spring 385 are respectively fixedly connected with the bottom of the fourth ring 384 and the top of the fourth piston plate 382, and the fourth ring 384 is fixedly connected with the inner wall of the second suction pipe 9 through a support rod.

When the vacuum pump is used, when the vacuum pump body 1 is operated, the pump motor shaft drives the small disc gear 34 to rotate, so that the large disc gear 33 and the second bevel gear 32 rotate, then the first bevel gear 31 drives the first rotating rod 22, the second rotating rod 29, the rectangular square rod 21 and the rotating head 18 to rotate, then the rotating rod 17 on the rotating head 18 rotates and drives the supporting cylinder 15 to repeatedly rotate back and forth in a half range, so that the movable plate 11 drives the sliding rod 13 and the piston block 14 to do left and right repeated piston motion through the first connecting rod 12, when the movable plate 11 enables the two piston blocks 14 to approach each other, the air pressure of the piston cavity in the first water supply pipe 6 is increased, the first sealing ring 351 is tightly attached to the first piston plate 352, the third piston plate 372 in the second water supply pipe 8 moves downwards, cold liquid flows into the cavity, when the two piston blocks 14 are far away from each other, the piston block 14 on the left side extrudes the, the third piston plate 372 is tightly attached to the third sealing ring 371, the first piston plate 352 is opened and allows cold liquid to pass through, so that the cold liquid in the refrigerator pool 10 is conveyed into the pump cover 2 from the second water conveying pipe 8 through the first water conveying pipe 6 under the cooperation of the first blocking assembly 35 and the third blocking assembly 37 with the piston block 14, similarly, when high-temperature liquid in the pump cover 2 is simultaneously conveyed back into the refrigerator pool 10 through the second water suction pipe 9 to be cooled under the cooperation of the second blocking assembly 36 and the fourth blocking assembly 38 with the piston block 14, the liquid in the vacuum pump body 1 is cooled and replaced, when the latch rod 30 is pulled out, the threaded rod 26 is rotated, the threaded rod 26 pushes the movable block 23 downwards, so that the movable block 23 drives the first rotating rod 22 to move downwards, the first bevel gear 31 is meshed with the third bevel gear 39 or the fourth bevel gear 40, the insertion of the latching rod 30 and the tightening of the nut 28 changes the speed of the piston movement, and is well within the skill of those in the art and is not described in detail herein.

In summary, the temperature reducing device of the water ring vacuum pump is obtained by the arrangement of the fixed disk 3, and the mutual cooperation of the fixed plate 4, the first support plate 5, the first water supply pipe 6, the first water suction pipe 7, the second water supply pipe 8, the second water suction pipe 9, the refrigerator pool 10, the movable plate 11, the first connecting rod 12, the sliding rod 13, the piston block 14, the support cylinder 15, the sleeve 16, the rotating rod 17, the rotating head 18, the second support plate 19, the first limit ring 20, the rectangular square rod 21, the first rotating rod 22, the movable block 23, the third support plate 24, the second limit ring 25, the threaded rod 26, the limit plate 27, the nut 28, the second rotating rod 29, the bolt rod 30, the first conical gear 31, the second conical gear 32, the large disk gear 33, the small disk gear 34, the first blocking component 35, the second blocking component 36, the third blocking component 37 and the fourth blocking component 38, when the vacuum pump body 1 is operated, the pump motor shaft drives the small disc gear 34 to rotate, so that the large disc gear 33 and the second bevel gear 32 rotate, then the first bevel gear 31 drives the first rotating rod 22, the second rotating rod 29 and the rotating head 18 to rotate, then the rotating rod 17 on the rotating head 18 rotates and drives the supporting cylinder 15 to repeatedly rotate back and forth in a half range, so that the movable plate 11 drives the sliding rod 13 and the piston block 14 to repeatedly move left and right through the first connecting rod 12, so that cold liquid in the refrigerator pool 10 is conveyed into the pump cover 2 from the second water conveying pipe 8 through the first water conveying pipe 6 under the cooperation of the first blocking assembly 35, the third blocking assembly 37 and the piston block 14, and meanwhile, high-temperature liquid in the pump cover 2 is conveyed back into the refrigerator pool 10 through the second water suction pipe 9 to be cooled under the cooperation of the second blocking assembly 36, the fourth blocking assembly 38 and the piston block 14, thereby the liquid to in the vacuum pump body 1 replacement of cooling down, when extracting the bolt pole 30, then adjusting nut 28 and threaded rod 26 make the movable block 23 take first rotary rod 22 downstream, with first conical gear 31 and third conical gear 39 or the meshing of fourth conical gear 40, thereby reach the speed of adjusting the piston motion, adjust the speed of carrying cold liquid and adjusting the speed of cooling down then, make the vacuum pump satisfy best cooling effect, improve the vacuum degree and the work efficiency of vacuum pump.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims (7)

1. The utility model provides a heat sink of water ring vacuum pump, includes vacuum pump body (1), its characterized in that: the front of the vacuum pump body (1) is provided with a pump cover (2), the front of the pump cover (2) is fixedly provided with a fixed disc (3) through a connecting rod, the front of the fixed disc (3) is fixedly connected with a fixed plate (4), the front of the fixed plate (4) is fixedly provided with two first supporting plates (5), one sides of the two first supporting plates (5) are respectively inserted with a first water supply pipe (6) and a first water suction pipe (7), the other ends of the first water supply pipe (6) and the first water suction pipe (7) respectively penetrate through the left side and the right side of the pump cover (2), the pump cover (2) is fixedly connected with the first water supply pipe (6) and the first water suction pipe (7), the tops of the first water supply pipe (6) and the first water suction pipe (7) are respectively communicated with a second water supply pipe (8) and a second water suction pipe (9), the second water supply pipe (8) and the second water suction pipe (9) are respectively communicated with an inlet and an outlet of a refrigerator pool (10), the front of the fixed plate (4) is movably connected with a movable plate (11) through a shaft rod, two sides of the movable plate (11) are respectively movably provided with a first connecting rod (12), the other end of the first connecting rod (12) is movably connected with a slide rod (13), the two slide rods (13) are respectively inserted into a first water supply pipe (6) and a first water suction pipe (7), one end of each slide rod (13) far away from the movable plate (11) is fixedly connected with a piston block (14), the two piston blocks (14) are respectively in contact connection with the inner walls of the first water supply pipe (6) and the first water suction pipe (7), the front of the movable plate (11) is fixedly connected with a support cylinder (15), the inner wall of the support cylinder (15) is movably connected with a sleeve (16), the inner ring wall of the sleeve (16) is movably inserted with a rotating rod (17), the upper part of the side surface of the rotating rod (17) is fixedly connected with a rotating, the top activity of rotating head (18) runs through second backup pad (19) and extends to its top, the side surface of rotating head (18) is fixed to have cup jointed first spacing ring (20), the bottom of first spacing ring (20) is connected with the top contact of second backup pad (19), the top fixedly connected with rectangle square pole (21) of rotating head (18), the side surface activity of rectangle square pole (21) has cup jointed first rotary rod (22), the side surface activity of first rotary rod (22) has cup jointed movable block (23) and third backup pad (24), movable block (23) are located the below of third backup pad (24), the both sides of third backup pad (24) and second backup pad (19) all are through the positive fixed connection of second connecting rod with fixed disk (3), the side surface of first rotary rod (22) is fixed to have cup jointed second spacing ring (25), the inner wall swing joint of second spacing ring (25) and movable block (23), threaded rod (26) is alternate at the top of third backup pad (24), threaded rod (26) all with third backup pad (24) and movable block (23) threaded connection, the bottom activity of threaded rod (26) runs through the top of second backup pad (19) and extends to its below, the top fixedly connected with limiting plate (27) of threaded rod (26), the side surface threaded connection of threaded rod (26) has nut (28), nut (28) are located the top of third backup pad (24), the top of first rotary rod (22) articulates there is second rotary rod (29), rotary rod (30) have all been inserted in the left side of first rotary rod (22) and second rotary rod (29), the top fixedly connected with first conical gear (31) of second rotary rod (29), the back of the first conical gear (31) is engaged with a second conical gear (32), the back of the second conical gear (32) is fixedly connected with a large disk gear (33), the large disk gear (33) is movably connected with a fixed disk (3) through a shaft rod, the bottom of the large disk gear (33) is engaged with a small disk gear (34), an output shaft of a driving motor on the vacuum pump body (1) sequentially and movably penetrates through the pump cover (2) and the fixed disk (3) and extends to the front of the fixed disk (3), the output shaft of the driving motor on the vacuum pump body (1) is fixedly connected with the small disk gear (34), a first blocking assembly (35) is installed on the inner wall of the first water conveying pipe (6), a second blocking assembly (36) is installed on the inner wall of the first water suction pipe (7), and a third blocking assembly (37) is installed on the inner wall of the second water conveying pipe (8), and a fourth blocking component (38) is arranged on the inner wall of the second suction pipe (9).

2. The cooling device for a water ring vacuum pump as defined in claim 1, wherein: the front face of the large disc gear (33) is fixedly connected with a third bevel gear (39) and a fourth bevel gear (40), the third bevel gear (39) is located between a second bevel gear (32) and the fourth bevel gear (40), the fourth bevel gear (40) is located on the outermost side, and the axes of the second bevel gear (32), the third bevel gear (39), the fourth bevel gear (40) and the large disc gear (33) are all on the same vertical line.

3. The cooling device for a water ring vacuum pump as defined in claim 1, wherein: the first blocking assembly (35) comprises a first sealing ring (351), the annular surface of the first sealing ring (351) is fixedly connected with the inner wall of the first water feeding pipe (6), the left side of the first sealing ring (351) is connected with a first piston plate (352) in a contact mode, the right side of the first piston plate (352) is fixedly connected with a first movable rod (353), the side surface of the first movable rod (353) is movably sleeved with a first annular ring (354) and a first spring (355), the right end of the first movable rod (353) is fixedly connected with a first limiting block (356), two ends of the first spring (355) are respectively fixedly connected with the right side of the first annular ring (354) and the left side of the first limiting block (356), and the first annular ring (354) is fixedly connected with the inner wall of the first water feeding pipe (6) through a supporting rod.

4. The cooling device for a water ring vacuum pump as defined in claim 1, wherein: the second blocking assembly (36) comprises a second sealing ring (361), the annular surface of the second sealing ring (361) is fixedly connected with the inner wall of the first water suction pipe (7), the left side of the second sealing ring (361) is connected with a second piston plate (362) in a contact mode, the left side of the second piston plate (362) is fixedly connected with a second movable rod (363), a second circular ring (364) and a second spring (365) are movably sleeved on the side surface of the second movable rod (363), two ends of the second spring (365) are fixedly connected with the right side of the second circular ring (364) and the left side of the second piston plate (362) respectively, and the second circular ring (364) is fixedly connected with the inner wall of the first water suction pipe (7) through a supporting rod.

5. The cooling device for a water ring vacuum pump as defined in claim 1, wherein: the third blocking assembly (37) comprises a third sealing ring (371), the annular surface of the third sealing ring (371) is fixedly connected with the inner wall of the second water feeding pipe (8), the bottom of the third sealing ring (371) is in contact connection with a third piston plate (372), the top of the third piston plate (372) is fixedly connected with a third movable rod (373), the side surface of the third movable rod (373) is movably sleeved with a third ring (374) and a third spring (375), the top end of the third movable rod (373) is fixedly connected with a second limiting block, two ends of the third spring (375) are respectively fixedly connected with the top of the third ring (374) and the bottom of the second limiting block (376), and the third ring (374) is fixedly connected with the inner wall of the second water feeding pipe (8) through a supporting rod.

6. The cooling device for a water ring vacuum pump as defined in claim 1, wherein: the fourth blocking assembly (38) comprises a fourth sealing ring (381), the annular surface of the fourth sealing ring (381) is fixedly connected with the inner wall of the second water suction pipe (9), the top of the fourth sealing ring (381) is in contact connection with a fourth piston plate (382), the top of the fourth piston plate (382) is fixedly connected with a fourth movable rod (383), a fourth ring (384) and a fourth spring (385) are movably sleeved on the side surface of the fourth movable rod (383), two ends of the fourth spring (385) are fixedly connected with the bottom of the fourth ring (384) and the top of the fourth piston plate (382), and the fourth ring (384) is fixedly connected with the inner wall of the second water suction pipe (9) through a supporting rod.

7. The cooling device for a water ring vacuum pump as defined in claim 1, wherein: and a first rubber collar and a second rubber collar are sleeved on the side surface of the threaded rod (26), the first rubber collar is positioned between the screw cap (28) and the third support plate (24), and the second rubber collar is positioned between the limiting plate (27) and the second support plate (19).

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