CN215333421U

CN215333421U - Heat-preservation sound-insulation type liquid ring vacuum pump

Info

Publication number: CN215333421U
Application number: CN202121322242.4U
Authority: CN
Inventors: 胡世苓; 冯磊
Original assignee: Nanjing Vacuum Pump Factory Co ltd
Current assignee: Nanjing Vacuum Pump Factory Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-12-28
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a heat-preservation and sound-insulation type liquid ring vacuum pump, which relates to the related technical field of liquid ring vacuum pumps and comprises a pump body, wherein a protective sleeve is sleeved on the outer side wall of the pump body, a supporting column is fixed at one end of the protective sleeve, a supporting plate is rotated at the other end of the protective sleeve, a through hole matched with the supporting column is formed in the outer side wall of the center of the supporting plate, a buckle is inserted into the inner wall of the through hole, a vacuum tube is fixed on the inner wall of the protective sleeve, a groove is formed in the inner wall of the protective sleeve, which is positioned outside the vacuum tube, and heat-preservation cotton is arranged on the inner wall of the groove. According to the utility model, the buckle and the support column are clamped, so that the protective sleeve is fixed on the outer side wall of the pump body, and then the vacuum tube in the protective sleeve is combined with the heat insulation cotton, so that the protective sleeve can insulate the pump body, further, the liquid ring vacuum pump can extract gas in a heat insulation state without generating impurities, and further, the use of the liquid ring vacuum pump is facilitated.

Description

Heat-preservation sound-insulation type liquid ring vacuum pump

Technical Field

The utility model relates to the technical field related to liquid ring vacuum pumps, in particular to a heat-preservation and sound-insulation liquid ring vacuum pump.

Background

The liquid ring vacuum pump is a vacuum pump which rotates in a pump cavity through an impeller and then realizes the air exhaust function, the liquid ring vacuum pump is frequently used for extracting corrosive gas, dust-containing gas and the like, and therefore the liquid ring vacuum pump is widely welcomed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat-preservation and sound-insulation type liquid ring vacuum pump to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a heat preservation sound insulation type liquid ring vacuum pump, includes the pump body, and the protective sheath has been cup jointed to the lateral wall of the pump body, and the one end of protective sheath is fixed with the support column, and the other end of protective sheath rotates has the backup pad, and the center lateral wall of backup pad is equipped with support column assorted through-hole, and the inner wall of through-hole is pegged graft and is had the buckle.

The inner wall of protective sheath is fixed with the vacuum tube, and the inner wall of protective sheath is located the outside of vacuum tube and sets up flutedly, and the inner wall of recess is equipped with the heat preservation cotton, and the block between buckle and the support column makes the protective sheath fix the lateral wall at the pump body, then utilizes the inside vacuum tube of protective sheath and the cotton combination of heat preservation to make the protective sheath can keep warm to the pump body.

Preferably, the recess has a plurality of and annular equidistance to arrange in the inside of protective sheath, and the buckle is the arc form, and the buckle has two and the center pin symmetry about the backup pad, and the inner wall that one side of buckle is located the backup pad is equipped with the reset spring that can make the buckle reset, and the recess is used for holding the heat preservation cotton, makes things convenient for the heat preservation cotton to play heat retaining effect to the pump body.

Preferably, the inner wall of backup pad is fixed with the dead lever, the lateral wall of dead lever rotates and installs the transfer line, the one end and the buckle of transfer line are located the inside one end of backup pad and contact, it has the press panel to peg graft to the lateral wall of backup pad, the one end that the press panel is located the backup pad inside rotates with the one end of transfer line to be connected, the lateral wall of backup pad is equipped with the spacing spring that can make the press panel reset, spacing spring can make the press panel in time reset, and then conveniently control the joint between buckle and the support column according to the press panel.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the buckle and the support column are clamped, so that the protective sleeve is fixed on the outer side wall of the pump body, and then the vacuum tube in the protective sleeve is combined with the heat insulation cotton, so that the protective sleeve can insulate the pump body, further, the liquid ring vacuum pump can extract gas in a heat insulation state without generating impurities, and further, the use of the liquid ring vacuum pump is facilitated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a protective cover according to the present invention;

FIG. 3 is a front cross-sectional view of the protective cover of the present invention;

FIG. 4 is a side cross-sectional view of the support plate structure of the present invention.

In the figure: 1. a pump body; 2. a protective sleeve; 3. a through hole; 4. a support plate; 5. a support pillar; 6. a pressing plate; 7. a vacuum tube; 8. a groove; 9. heat preservation cotton; 10. a transmission rod; 11. a limiting spring; 12. fixing the rod; 13. buckling; 14. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present embodiment provides a heat preservation and sound insulation type liquid ring vacuum pump, which includes a pump body 1, wherein a protective sleeve 2 is sleeved on an outer side wall of the pump body 1, and the protective sleeve 2 is used for wrapping the outer side wall of the pump body 1, so that the pump body 1 can be protected.

In this embodiment, in order to make pump body 1 have heat retaining function, the inner wall of protective sheath 2 is fixed with vacuum tube 7, the outside that the inner wall of protective sheath 2 is located vacuum tube 7 is seted up flutedly 8, the inner wall of recess 8 is equipped with heat preservation cotton 9, recess 8 has a plurality ofly and the inside of annular equidistance range at protective sheath 2, recess 8 is used for the support to heat preservation cotton 9, heat preservation cotton 9 is the cotton body that has insulation construction among the prior art, heat preservation cotton 9 plays heat retaining effect, can keep warm to pump body 1, thereby make pump body 1 have heat retaining function, make pump body 1 can not appear impurity at the gas of during operation extraction.

Wherein, vacuum tube 7 on the one hand can support heat preservation cotton 9, makes heat preservation cotton 9 fix all the time in the inside of recess 8, and then makes things convenient for heat preservation cotton 9 can evenly keep warm to the lateral wall of the pump body 1, and vacuum tube 7 on the other hand can play the effect of sound insulation to make the noise can not appear at the during operation of the pump body 1, thereby the pollution of noise abatement.

In addition, protective sheath 2 is the preparation of metal material, and recess 8 is annular equidistance range in the inside of protective sheath 2 to make protective sheath 2 can play the effect of resistance to compression to the pump body 1, make things convenient for protective sheath 2 to the protection of the pump body 1.

Example 2

As shown in fig. 1-4, in a further embodiment: in order to make protective sheath 2 can easy to assemble, the one end of protective sheath 2 is fixed with support column 5, and the other end of protective sheath 2 rotates there is backup pad 4, and the center lateral wall of backup pad 4 is equipped with support column 5 assorted through-hole 3, and it has buckle 13 to peg graft the inner wall of through-hole 3, through-hole 3 and support column 5 phase-match, and buckle 13 is used for the joint to support column 5.

When needs installation protective sheath 2, at first cup joint protective sheath 2 at the lateral wall of the pump body 1, then cup joint backup pad 4 that will have through-hole 3 at the lateral wall of support column 5, then utilize buckle 13 and support column 5 looks joint to make the lateral wall at the pump body 1 that fixes that protective sheath 2 can be firm, and then make protective sheath 2 can easy to assemble.

In order to make buckle 13 can carry out the joint to support column 5, buckle 13 is the arc form, and buckle 13 has two and center pin symmetry about backup pad 4, and one side of buckle 13 is located the inner wall of backup pad 4 and is equipped with reset spring 14 that can make buckle 13 reset, and buckle 13 of arc form can be with the lateral wall phase-match of support column 5 to make things convenient for buckle 13 to cup joint at the lateral wall of support column 5.

Wherein, reset spring 14's one end and the inner wall fixed connection of backup pad 4, reset spring 14's the other end and the lateral wall fixed connection of buckle 13, the elasticity that reset spring 14 provided can make buckle 13 in time reset, and then makes to cup joint at support column 5 outlying buckle 13 can with support column 5 joint mutually.

In order to facilitate the detachment of the protective sleeve 2, a fixing rod 12 is fixed on the inner wall of the supporting plate 4, a transmission rod 10 is rotatably installed on the outer side wall of the fixing rod 12, one end of the transmission rod 10 is in contact with one end of the buckle 13 located inside the supporting plate 4, and the fixing rod 12 plays a role of a fulcrum and can facilitate the rotation of the transmission rod 10.

Wherein, the lateral wall of backup pad 4 is pegged graft and is had pressure board 6, and pressure board 6 is located backup pad 4 inside one end and is rotated with the one end of transfer line 10 and be connected, and the lateral wall of backup pad 4 is equipped with the spacing spring 11 that can make pressure board 6 reset, and the one end of spacing spring 11 and the lateral wall fixed connection of backup pad 4, the other end of spacing spring 11 and the inner wall fixed connection who presses pressure board 6.

When needs are dismantled protective sheath 2, only need press to pressing board 6, then utilize pressing board 6 to drive transfer line 10 and take place to rotate around dead lever 12 to the one end that pressing board 6 was kept away from to messenger's transfer line 10 extrudes buckle 13, thereby makes buckle 13 and support column 5 take place to break away from, and then makes protective sheath 2 in time dismantle, makes things convenient for protective sheath 2 to the protection of the pump body 1.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat preservation sound insulation type liquid ring vacuum pump, includes the pump body (1), protective sheath (2), its characterized in that have been cup jointed to the lateral wall of the pump body (1): a support pillar (5) is fixed at one end of the protective sleeve (2), a support plate (4) is rotatably arranged at the other end of the protective sleeve (2), a through hole (3) matched with the support pillar (5) is formed in the outer side wall of the center of the support plate (4), and a buckle (13) is inserted into the inner wall of the through hole (3);

the vacuum pipe (7) is fixed on the inner wall of the protective sleeve (2), a groove (8) is formed in the position, located outside the vacuum pipe (7), of the inner wall of the protective sleeve (2), and heat insulation cotton (9) is arranged on the inner wall of the groove (8).

2. The heat-preservation sound-insulation type liquid ring vacuum pump as claimed in claim 1, characterized in that: the grooves (8) are arranged in the protective sleeve (2) in a plurality of annular equal intervals.

3. The heat-preservation sound-insulation type liquid ring vacuum pump as claimed in claim 1, characterized in that: buckle (13) are the arc form, buckle (13) have two and about the center pin symmetry of backup pad (4), the inner wall that one side of buckle (13) is located backup pad (4) is equipped with reset spring (14) that can make buckle (13) reset.

4. The heat-preservation sound-insulation type liquid ring vacuum pump as claimed in claim 3, characterized in that: the inner wall of the supporting plate (4) is fixed with a fixing rod (12), the outer side wall of the fixing rod (12) is rotatably provided with a transmission rod (10), and one end of the transmission rod (10) is in contact with one end, located inside the supporting plate (4), of the buckle (13).

5. The heat-preservation sound-insulation type liquid ring vacuum pump as claimed in claim 4, characterized in that: the lateral wall of backup pad (4) is pegged graft and is had press board (6), press board (6) are located inside one end of backup pad (4) and are rotated with the one end of transfer line (10) and be connected, the lateral wall of backup pad (4) is equipped with spacing spring (11) that can make press board (6) reset.