CN212407042U

CN212407042U - Novel roots vacuum pump

Info

Publication number: CN212407042U
Application number: CN202021023066.XU
Authority: CN
Inventors: 崔大有
Original assignee: Yancheng Helong Vacuum Equipment Manufacturing Co ltd
Current assignee: Yancheng Helong Vacuum Equipment Manufacturing Co ltd
Priority date: 2020-06-07
Filing date: 2020-06-07
Publication date: 2021-01-26
Anticipated expiration: 2030-06-07

Abstract

The utility model discloses a novel roots vacuum pump, including pump chamber, support, driving motor and rose box, the pump chamber sets up on the support, the pump chamber left side is connected with the filtration pipeline, driving motor is connected on the pump chamber right side, the pump chamber top is connected with the pipeline of giving vent to anger, the left side and the rose box intercommunication of filtration pipeline, the left side intercommunication of rose box has the admission line, the top swing joint of rose box has the case lid, the bottom fixed mounting of case lid has first fixed plate, the below of first fixed plate is equipped with the second fixed plate, be equipped with first filter screen and second filter screen between first fixed plate and the second fixed plate, the beneficial effects of the utility model are that: set up the rose box on the admission line, avoid impurity in the air and dust to enter into the pump chamber, prolong roots vacuum pump's life, conveniently change the filter screen simultaneously.

Description

Novel roots vacuum pump

Technical Field

The utility model belongs to the technical field of the vacuum pump, especially, relate to a novel roots vacuum pump.

Background

The Roots vacuum pump is a variable displacement pump with two blade-shaped rotors rotating synchronously in opposite directions in the pump, small gaps are formed between the rotors and the inner wall of a pump shell, and the rotors and the inner wall of the pump shell are not in contact with each other.

The theory of operation of roots vacuum pump is because the continuous rotation of rotor, in being inhaled the space between rotor and the pump case from the air inlet by the pump-out gas, discharge through the gas vent again, current roots vacuum pump's air inlet lacks filter equipment, at the in-process of breathing in, impurity and dust in the air can pass through the air inlet and get into in the pump chamber, work to roots vacuum pump produces the influence, influence roots vacuum pump's life, filter among the filter equipment long-term work back simultaneously, if not in time clear up and change the filter, dust and impurity can be piled up on the filter, influence the adsorption effect of filter.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned not enough, the utility model provides a novel roots vacuum pump sets up the rose box on the admission line, avoids impurity and dust in the air to enter into the pump chamber, prolongs roots vacuum pump's life, conveniently changes the filter simultaneously.

The utility model discloses a realize through following technical scheme: a novel Roots vacuum pump comprises a pump cavity, a support, a driving motor and a filter box, wherein the pump cavity is arranged on the support, a shaft and a rotor are arranged in the pump cavity, the rotor is arranged on the shaft, the left side of the pump cavity is connected with a filter pipeline, the right side of the pump cavity is connected with the driving motor, the top of the pump cavity is connected with an air outlet pipeline, the left side of the filter pipeline is communicated with the filter box, the left side of the filter box is communicated with an air inlet pipeline, the top of the filter box is movably connected with a box cover, the bottom of the box cover is fixedly provided with a first fixing plate, a second fixing plate is arranged below the first fixing plate, a first filter plate and a second filter plate are arranged between the first fixing plate and the second fixing plate, the tops of the first filter plate and the second filter plate are fixedly connected with the bottom of the first fixing plate, and the bottoms of the first filter, the storage box comprises a box cover and is characterized in that a storage sleeve is installed at the top of the box cover, jacks are formed in the box cover at the bottom of the storage sleeve, slots are formed in the top of a side plate of the filter box corresponding to the jacks, insertion rods are arranged in the storage sleeve, the bottom of each insertion rod penetrates through the jacks and is arranged in the slots, the top of each insertion rod penetrates through the top of the storage sleeve and is fixedly connected with a pressing plate outside the storage sleeve, the insertion rods are located on the part of the storage sleeve, a transmission plate and a compression spring are sleeved on the part of the storage sleeve, and the compression spring is.

As an optimized technical scheme of the utility model, the fixed handle that is equipped with in case lid top.

As an optimized technical scheme of the utility model, the fixed pull ring that is equipped with in top of pressing the clamp plate.

As a preferred technical scheme of the utility model, the stopper is installed to the bottom of second fixed plate, the spacing recess that uses with the stopper cooperation is seted up to the bottom of rose box inner chamber.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up the rose box, can filter the air that gets into the pump chamber, avoid dust and impurity in the air to get into the pump intracavity, produce the influence to the work of roots vacuum pump, set the rose box to detachable, through compression spring and driving plate, can provide thrust for the inserted bar, make the bottom of inserted bar insert in the slot, only need upwards stimulate the pull ring during dismantlement and can realize the separation of case lid and rose box, the convenience is washd and is changed first filter and second filter, therefore, the clothes hanger is strong in practicability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of a filter box of the present invention;

fig. 3 is an enlarged view at a in fig. 2.

List of reference numerals: 1. a pump chamber; 2. a support; 3. a drive motor; 4. a filter box; 5. a shaft; 6. a rotor; 7. a filtration pipeline; 8. an air outlet pipe; 9. an air intake duct; 10. a box cover; 11. a first fixing plate; 12. a second fixing plate; 13. a first filter plate; 14. a second filter plate; 15. a storage sleeve; 16. a jack; 17. a slot; 18. inserting a rod; 19. a pressing plate; 20. a drive plate; 21. a compression spring; 22. a handle; 23. a pull ring; 24. a limiting block; 25. and a limiting groove.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1, 2 and 3, the novel roots vacuum pump comprises a pump cavity 1, a support 2, a driving motor 3 and a filter box 4, wherein the pump cavity 1 is arranged on the support 2, a shaft 5 and a rotor 6 are arranged in the pump cavity 1, the rotor 6 is arranged on the shaft 5, the left side of the pump cavity 1 is connected with a filter pipeline 7, the right side of the pump cavity 1 is connected with the driving motor 3, the top of the pump cavity 1 is connected with an air outlet pipeline 8, the left side of the filter pipeline 7 is communicated with the filter box 4, the left side of the filter box 4 is communicated with an air inlet pipeline 9, the top of the filter box 4 is movably connected with a box cover 10, the bottom of the box cover 10 is fixedly provided with a first fixing plate 11, a second fixing plate 12 is arranged below the first fixing plate 11, and a first filter plate 13 and a second filter plate 14 are arranged between the first, the top of first filter 13 and second filter 13 all with the bottom fixed connection of first fixed plate 11, the bottom of first filter 13 and second filter 14 all with the top fixed connection of second fixed plate 12, accomodate cover 15 is installed at the top of case lid 10, accomodate and seted up jack 16 on the case lid 10 of cover 15 bottom, slot 17 has been seted up at the top of the 4 curb plates of filter-box that jack 16 corresponds, be equipped with inserted bar 18 in accomodating the cover 15, the bottom of inserted bar 18 is run through the jack 16 and is set up in slot 17, the top setting that accomodates cover 15 is run through at the top of inserted bar 18 is accomodate the cover 15 outside and fixedly connected with and is pressed down the board 19, inserted bar 18 has cup jointed driving plate 20 and compression spring 21 on being located the part of accomodating cover 15, and compression spring 21 sets up in driving plate 20 tops.

As an embodiment of the present invention, the top of the case cover 10 is fixedly provided with a handle 22, and the handle 22 is arranged to lift the case cover upwards.

As an embodiment of the present invention, the top of the pressing plate 19 is fixed with a pull ring 23, which is convenient to pull up the pressing plate.

As an embodiment of the utility model, stopper 24 is installed to the bottom of second fixed plate 12, the spacing recess 25 that uses with stopper 24 cooperation is seted up to the bottom of 4 inner chambers of rose box, through going into spacing recess with the stopper card, realizes the spacing fixed effect of second fixed plate, prevents to appear the phenomenon of rocking after the second fixed plate installation.

The utility model discloses the theory of operation: the driving motor 3 and the pump cavity 1 are arranged on the bracket 2, the box cover 10 is arranged on the filter box 4, the first filter plate 13 and the second filter plate 14 are inserted into the filter box 4, the limit block is inserted 24 into the limit groove 25, the bottom of the second fixing plate 12 is mutually attached and abutted with the bottom plate of the filter box 4, thrust can be provided for the inserted rod 18 through the compression spring 21 and the transmission plate 20, so that the bottom of the inserted rod 18 is inserted into the slot 17, the bottom of the inserted rod 18 is fixed in the slot 17, the shaft 5 and the rotor 6 in the pump cavity are driven by the driving motor 3, air enters the filter box 4 through the air inlet pipeline 9, impurities and dust in the air are adsorbed through the first filter plate 13 and the second filter plate 14, the dust and the impurities are prevented from entering the pump cavity 1, when the filter box 4 works for a period of time, the first filter plate 13 and the second filter plate 14 need to be cleaned and replaced, upwards stimulate pull ring 23, pull ring 23 is through the upwards motion with the cooperation pulling inserted bar 18 of pressing fast 19, compress compression spring 21 through driving plate 20, make the bottom of inserted bar 18 leave slot 17, realize the separation of case lid 10 and rose box 4, then the upward motion of pulling handle 22, case lid 10 can drive first fixed plate 11, second fixed plate 12, first filter 13 and the upwards removal of second filter 14, second fixed plate 12 can drive stopper 24 and leave spacing recess 25, thereby realize the dismantlement of first filter 13 and second filter 14.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel roots vacuum pump which characterized in that: the filter comprises a pump cavity, a support, a driving motor and a filter box, wherein the pump cavity is arranged on the support, a shaft and a rotor are arranged in the pump cavity, the rotor is arranged on the shaft, the left side of the pump cavity is connected with a filter pipeline, the right side of the pump cavity is connected with the driving motor, the top of the pump cavity is connected with an air outlet pipeline, the left side of the filter pipeline is communicated with the filter box, the left side of the filter box is communicated with an air inlet pipeline, the top of the filter box is movably connected with a box cover, the bottom of the box cover is fixedly provided with a first fixing plate, a second fixing plate is arranged below the first fixing plate, a first filter plate and a second filter plate are arranged between the first fixing plate and the second fixing plate, the tops of the first filter plate and the second filter plate are fixedly connected with the bottom of the first fixing plate, and the bottoms of the, the storage box comprises a box cover and is characterized in that a storage sleeve is installed at the top of the box cover, jacks are formed in the box cover at the bottom of the storage sleeve, slots are formed in the top of a side plate of the filter box corresponding to the jacks, insertion rods are arranged in the storage sleeve, the bottom of each insertion rod penetrates through the jacks and is arranged in the slots, the top of each insertion rod penetrates through the top of the storage sleeve and is fixedly connected with a pressing plate outside the storage sleeve, the insertion rods are located on the part of the storage sleeve, a transmission plate and a compression spring are sleeved on the part of the storage sleeve, and the compression spring is.

2. A novel roots vacuum pump as claimed in claim 1, wherein: and a handle is fixedly arranged at the top of the box cover.

3. A novel roots vacuum pump as claimed in claim 1, wherein: and a pull ring is fixedly arranged at the top of the pressing plate.

4. A novel roots vacuum pump as claimed in claim 1, wherein: the limiting block is installed at the bottom of the second fixing plate, and a limiting groove matched with the limiting block for use is formed in the bottom of the inner cavity of the filter box.