CN218522829U

CN218522829U - Vacuum air suction pump

Info

Publication number: CN218522829U
Application number: CN202222762895.5U
Authority: CN
Inventors: 刘小宝
Original assignee: Huai'an Hanghua Technology Co ltd
Current assignee: Huai'an Hanghua Technology Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-02-24
Anticipated expiration: 2032-10-20

Abstract

The application relates to the technical field of air pumps, in particular to a vacuum air suction pump which comprises a shell and a motor support arranged in the shell, wherein the bottom of the shell is provided with an air inlet, the shell comprises a front shell and a rear shell which are detachably connected, and symmetrical support limiting mechanisms are arranged in the front shell and the rear shell; the four top corners of the motor bracket are provided with bracket fixing blocks which are embedded in the bracket limiting mechanism, and the shell is also internally provided with a motor supporting part which is arranged at the top of the motor bracket; the bottom of the motor bracket is provided with fan blades. This application effectively alleviates the vibrations of motor for the motor rotates more steadily and reduces the noise of during operation.

Description

Vacuum air suction pump

Technical Field

The application relates to the technical field of air pumps, in particular to a vacuum suction pump.

Background

The vacuum air suction pump can form negative pressure at an air suction port of the pump to enable air to be sucked out under the action of atmospheric pressure, the vacuum air suction pump adopts a mode that a motor drives fan blades to rotate, and after the motor is used for a long time, a motor support is easy to wear, so that the problems of serious motor vibration and high noise are easy to occur.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the prior art, the present application provides a vacuum getter pump.

The application provides a vacuum aspirator pump adopts following technical scheme:

a vacuum suction pump comprises a shell and a motor support arranged in the shell, wherein the bottom of the shell is provided with an air inlet, the shell comprises a front shell and a rear shell which are detachably connected, and symmetrical support limiting mechanisms are arranged in the front shell and the rear shell; the four top corners of the motor bracket are provided with bracket fixing blocks which are embedded in the bracket limiting mechanism, and the shell is also internally provided with a motor supporting part which is arranged at the top of the motor bracket; the bottom of the motor bracket is provided with fan blades.

Through adopting above-mentioned technical scheme, the mode of the equipment of shell and backshell before the shell adopts, the motor support in the fixed and dismantlement shell of cooperation, the support stop gear that is equipped with in the shell is used for the support fixed block of four apex angle departments of fixed motor support. The motor can be installed on motor support to the fan blade of drive motor support bottom rotates, and the motor supporting part is installed at motor support top, increases the strong point that is used for fixed motor, can effectually alleviate the vibrations of motor, makes the motor rotate more steadily.

Preferably, the support fixed block integrally adopts a triangular structure, and the outer end of the support fixed block and the joint of the support fixed block and the motor support are in arc transition.

Through adopting above-mentioned technical scheme, the support fixed block adopts three horn structures, can let more stable of motor support installation, and the design of cooperation arc transition can conveniently be assembled.

Preferably, the support limiting mechanism is of a rectangular structure, one side, close to the motor support, of the support limiting mechanism is an arc-shaped surface matched with the motor support, and a limiting groove matched with the support fixing block is formed in the surface of the support limiting mechanism.

Through adopting above-mentioned technical scheme, support stop gear adopts the rectangle structure that has the spacing groove, can be used for spacing with the support fixed block to one side that support stop gear is close to motor support adopts the design of arcwall face, can be difficult for taking place wearing and tearing with motor support's position cooperation installation.

Preferably, the limiting groove is a cuboid groove, the depth of the limiting groove is larger than the extending length of the support fixing block, and the opening of the limiting groove is matched with one end, close to the motor support, of the support fixing block.

Through adopting above-mentioned technical scheme, can hold the support fixed block in the spacing inslot to be connected support stop gear and motor support are firm.

Preferably, a screw fixing rod and a screw through pipe are respectively arranged inside the front shell and the rear shell, and the side surfaces of the screw fixing rod and the screw through pipe are connected with the shell through reinforcing plates.

Through adopting above-mentioned technical scheme, the screw perforation that is used for connecting between preceding shell and the backshell is used for spacing the screw to the screw passes screw perforation and screw fixation pole fixed, thereby realizes fixing between preceding shell and the backshell.

Preferably, the motor supporting part comprises rectangular plates respectively connected inside the front shell and the rear shell, and an arc-shaped groove matched with the edge of the motor is formed in the bottom of one end, far away from the shell, of the motor supporting part.

Through adopting above-mentioned technical scheme, the arc wall with the motor adaptation is seted up to the rectangular plate on the motor supporting part, and the vibrations of motor can effectively be alleviateed to the motor supporting part that additionally sets up, lets motor pivoted more steady.

Preferably, the top surface and the bottom surface of the rectangular plate are connected with the shell through trapezoidal reinforcing plates, and the rectangular plate in the front shell is further connected with the screw fixing rod through the reinforcing plates.

Through adopting above-mentioned technical scheme, the stability that motor supporting part can be improved to the trapezoidal reinforcing plate that the top surface and the top surface of rectangular plate were equipped with to let the restriction to the motor more stable.

Preferably, the side of the casing is provided with a Z-shaped lead perforation, and the Z-shaped lead perforation is arranged on the casing between the motor bracket and the motor supporting part.

Through adopting above-mentioned technical scheme, the electric wire can be stabilized in the perforation of Z type wire, effectively prevents the electric wire damage, is convenient for more assemble the electric wire.

Preferably, the outer diameter of the fan blade is 50-70MM, the weight is 5-8g, the rotating speed is greatly improved, and therefore the air pressure value during vacuumizing can be improved. The circuit board element resistor adopts a glass tube structure, so that the cruising ability can be prolonged, and the uninterrupted working time of the motor is greatly prolonged.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the periphery of the motor support is provided with the triangular support fixing blocks in arc transition with the outer sides, so that the motor support can be more efficiently and stably installed, and the production and assembly efficiency of the vacuum suction pump is effectively improved;

2. set up the support fixed block around the motor support and cooperate with the inside support stop gear of shell to fix through installing the support stop gear on the motor, realize fixed the support of the full aspect of motor, effectively alleviate the vibrations of motor, make the motor rotate more steadily and reduce the noise of during operation.

Drawings

FIG. 1 is a schematic view of the mechanism within the rear housing in an explosive configuration of a vacuum getter pump;

fig. 2 is a schematic view of the mechanism inside the front shell in an explosive configuration of a vacuum getter pump.

Description of reference numerals: 1. a housing; 11. a front housing; 111. fixing a rod by a screw; 12. a rear housing; 121. threading a screw through a pipe; 13. a bracket limiting mechanism; 131. a limiting groove; 14. a motor support section; 141. a rectangular plate; 1411. an arc-shaped slot; 142. a trapezoidal reinforcing plate; 15. a reinforcing plate; 2. a motor bracket; 21. a bracket fixing block; 3. an air inlet; 4. a fan blade; 5. and (4) punching the Z-shaped lead.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a vacuum suction pump.

Referring to fig. 1 and 2, a vacuum suction pump comprises a housing 1 and a motor support 2 installed in the housing 1, wherein the bottom of the housing 1 is provided with an air inlet 3, the housing 1 comprises a front shell 11 and a rear shell 12 which are detachably connected, and symmetrical support limiting mechanisms 13 are arranged inside the front shell 11 and the rear shell 12; four vertex angles of the motor bracket 2 are provided with bracket fixing blocks 21, the bracket fixing blocks 21 are embedded in the bracket limiting mechanism 13, a motor supporting part 14 is also arranged in the shell 1, and the motor supporting part 14 is arranged at the top of the motor bracket 2; the bottom of the motor bracket 2 is provided with a fan blade 4. The shell 1 adopts the mode of the equipment of preceding shell 11 and backshell 12, and the motor support 2 in the fixed and dismantlement shell 1 of cooperation, the support stop gear 13 that is equipped with in the shell 1 is used for the support fixed block 21 of four apex angle departments of fixed motor support 2. The motor can be installed on motor support 2 to the fan blade 4 of drive motor support 2 bottom rotates, and motor supporting part 14 is installed at motor support 2 top, increases the strong point that is used for fixed motor, can effectually alleviate the vibrations of motor, makes the motor rotate more steadily.

Referring to fig. 1 and 2, the bracket fixing block 21 is integrally of a triangular structure, and the outer end of the bracket fixing block 21 and the joint of the bracket fixing block 21 and the motor bracket 2 are in arc transition. Support fixed block 21 adopts three horn structures, can let the more stable of motor support 2 installations, and the design of cooperation arc transition can conveniently be assembled.

Referring to fig. 1 and 2, the bracket limiting mechanism 13 has a rectangular structure, wherein one side of the bracket limiting mechanism 13 close to the motor bracket 2 has an arc surface adapted to the motor bracket 2, and a limiting groove 131 adapted to the bracket fixing block 21 is formed in the surface of the bracket limiting mechanism 13. Support stop gear 13 adopts the rectangle structure that has spacing groove 131, can be used for spacing with support fixed block 21 to one side that support stop gear 13 is close to motor support 2 adopts the design of arcwall face, can be difficult for taking place wearing and tearing with motor support 2's position cooperation installation.

Referring to fig. 1 and 2, the limiting groove 131 is a rectangular groove, wherein the depth of the limiting groove 131 is greater than the extending length of the bracket fixing block 21, and an opening of the limiting groove 131 is matched with one end of the bracket fixing block 21 close to the motor bracket 2. The limit groove 131 can accommodate the bracket fixing block 21 therein and firmly connect the bracket limiting mechanism 13 with the motor bracket 2.

Referring to fig. 1 and 2, a screw fixing rod 111 and a screw through pipe 121 are respectively disposed inside the front case 11 and the rear case 12, and the sides of the screw fixing rod 111 and the screw through pipe 121 are connected to the casing 1 through a reinforcing plate 15. A screw penetration hole for connection between the front case 11 and the rear case 12 is used to limit a screw, and the screw passes through the screw penetration hole to be fixed with the screw fixing rod 111, thereby achieving the fixation between the front case 11 and the rear case 12.

Referring to fig. 1 and 2, the motor supporting portion 14 includes rectangular plates 141 respectively connected inside the front shell 11 and the rear shell 12, and an arc-shaped groove 1411 adapted to an edge of the motor is formed at a bottom of one end of the motor supporting portion 14 away from the housing 1. The rectangular plate 141 on the motor supporting portion 14 is provided with an arc-shaped groove 1411 adapted to the motor, and the additionally arranged motor supporting portion 14 can effectively reduce the vibration of the motor, so that the motor can rotate more stably.

Referring to fig. 1 and 2, the top and bottom surfaces of the rectangular plate 141 are connected to the housing 1 through a trapezoidal reinforcing plate 142, and the rectangular plate 141 in the front case 11 is connected to the screw fixing rod 111 through a reinforcing plate 15. The trapezoidal reinforcing plates 142 provided on the top surfaces of the rectangular plates 141 can improve the stability of the motor support portion 14, thereby making the restriction of the motor more stable.

Referring to fig. 1 and 2, a Z-shaped wire through hole 5 is formed in a side surface of the housing 1, and the Z-shaped wire through hole 5 is formed in the housing 1 between the motor bracket 2 and the motor support portion 14. The Z-shaped lead perforation 5 can stabilize the electric wire, effectively prevent the electric wire from being damaged and facilitate the assembly of the electric wire.

Referring to fig. 1 and 2, the outer diameter of the fan blade 4 is 61.5MM, the weight is 6.3g, the rotating speed is greatly improved, and therefore the air pressure value during vacuum pumping can be improved. The circuit board element resistor adopts a glass tube structure, so that the cruising ability can be prolonged, and the uninterrupted working time of the motor is greatly prolonged.

The working principle is as follows: the motor support 2 is arranged in a support limiting mechanism 13 in the shell 1, a limiting groove 131 in the support limiting mechanism 13 is matched and arranged with a support fixing block 21, the motor is arranged on the motor support 2, the motor drives a fan blade 4 arranged at the bottom of the motor support 2, the top of the motor is fixed through a motor supporting part 14, and a rectangular plate 141 in the motor supporting part 14 is matched with the motor through an arc-shaped groove 1411 at the bottom to additionally fix the motor. After the front shell 11 and the rear shell 12 are covered, a screw fixing rod 111 inside the front shell 11 and a screw through pipe 121 inside the rear shell 12 are connected through screws, and the whole vacuum suction pump is formed by fixed installation.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a vacuum suction pump, includes shell (1) and installs motor support (2) in shell (1), and air inlet (3), its characterized in that have been seted up to shell (1) bottom: the shell (1) comprises a front shell (11) and a rear shell (12) which are detachably connected, wherein symmetrical support limiting mechanisms (13) are arranged in the front shell (11) and the rear shell (12); four vertex angles of the motor support (2) are provided with support fixing blocks (21), the support fixing blocks (21) are embedded in the support limiting mechanism (13), a motor supporting part (14) is further arranged in the shell (1), and the motor supporting part (14) is arranged at the top of the motor support (2); and fan blades (4) are arranged at the bottom of the motor support (2).

2. A vacuum getter pump according to claim 1, wherein: the support fixing block (21) integrally adopts a triangular structure, and the outer end of the support fixing block (21) and the joint of the support fixing block (21) and the motor support (2) are in arc transition.

3. A vacuum getter pump according to claim 2, wherein: the support limiting mechanism (13) is of a rectangular structure, one side, close to the motor support (2), of the support limiting mechanism (13) is an arc-shaped surface matched with the motor support (2), and a limiting groove (131) matched with the support fixing block (21) is formed in the surface of the support limiting mechanism.

4. A vacuum getter pump according to claim 3, wherein: the limiting groove (131) is a cuboid groove, the depth of the limiting groove (131) is larger than the extending length of the support fixing block (21), and the opening of the limiting groove (131) is matched with one end, close to the motor support (2), of the support fixing block (21).

5. A vacuum getter pump according to claim 1, wherein: the screw fixing rod (111) and the screw penetrating pipe (121) are respectively arranged inside the front shell (11) and the rear shell (12), and the side faces of the screw fixing rod (111) and the screw penetrating pipe (121) are connected with the shell (1) through the reinforcing plate (15).

6. A vacuum getter pump according to claim 1, wherein: the motor supporting part (14) comprises rectangular plates (141) which are respectively connected to the inner part of the front shell (11) and the inner part of the rear shell (12), and an arc-shaped groove (1411) matched with the edge of the motor is formed in the bottom of one end, far away from the shell (1), of the motor supporting part (14).

7. A vacuum getter pump according to claim 6, wherein: the top surface and the bottom surface of the rectangular plate (141) are connected with the shell (1) through a trapezoidal reinforcing plate (142), and the rectangular plate (141) in the front shell (11) body is further connected with the screw fixing rod (111) through a reinforcing plate (15).

8. A vacuum getter pump according to claim 1, wherein: z-shaped lead through holes (5) are formed in the side face of the shell (1), and the Z-shaped lead through holes (5) are formed in the shell (1) between the motor support (2) and the motor supporting portion (14).