CN215486583U

CN215486583U - Vacuum pump that facilitates use

Info

Publication number: CN215486583U
Application number: CN202120874675.4U
Authority: CN
Inventors: 何文财
Original assignee: Yazreid Mechanical&electrical Tech Co ltd
Current assignee: Yazreid Mechanical&electrical Tech Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2022-01-11
Anticipated expiration: 2031-04-26

Abstract

The utility model discloses a vacuum pump convenient to use, which comprises a first shell, wherein the right side of the first shell is provided with a second shell, the inner walls of the outer sides of the first shell and the second shell are both provided with through holes, the inner sides of the through holes are provided with installation mechanisms, and each installation mechanism comprises a threaded rod, a handle, a bracket, a rotating rod, a first spring, a vertical block, an inclined block, a groove and a circular ring; the end part of the threaded rod is fixedly connected with a handle. Compared with the prior art, the vacuum pump convenient to use has the following advantages: through the cooperation between first casing, second casing and the installation mechanism, drag the ring to the inboard and drive the sloping block and move to the inboard, the sloping block drives and erects the piece and move to the inboard in the second casing and make first spring compression, and the sloping block leaves the recess on the second casing this moment, and the second casing of being convenient for separates with first casing, is convenient for maintain internals, has solved current vacuum pump and has adopted the bolt installation more, and inconvenient dismantlement problem of maintaining.

Description

Vacuum pump that facilitates use

Technical Field

The utility model relates to the technical field of vacuum pumps, in particular to a vacuum pump convenient to use.

Background

The vacuum pump is a device or apparatus for obtaining vacuum by mechanically, physically, chemically or physico-chemically pumping a pumped container, and in popular terms, the vacuum pump is a device for improving, generating and maintaining vacuum in a closed space by various methods.

But current vacuum pump adopts the bolt installation more, and inconvenient dismantlement maintenance's problem, and current vacuum pump when using, can not be fast with external union coupling, influence operating speed's problem, the impeller that has current vacuum pump simultaneously many with motor output shaft rigid coupling, and the problem of the separation of being not convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vacuum pump convenient to use, and aims to solve the problems that the existing vacuum pump in the background art is mostly installed by bolts and is inconvenient to disassemble and maintain.

In order to achieve the purpose, the utility model provides the following technical scheme: a vacuum pump convenient to use comprises a first shell, wherein a second shell is arranged on the right side of the first shell, through holes are formed in the inner walls of the outer sides of the first shell and the second shell, and an installation mechanism is installed on the inner side of each through hole;

the mounting mechanism comprises a threaded rod, a handle, a bracket, a rotating rod, a first spring, a vertical block, an inclined block, a groove and a circular ring;

the tip rigid coupling of threaded rod has the handle, the outer wall threaded connection of threaded rod has the support, the tip rigid coupling of support is in the outside of first casing, the outer wall of threaded rod and the internal surface clearance fit of through-hole, the threaded rod passes through the inner bearing and rotates with the bull stick and link to each other, the outside inner wall rigid coupling of bull stick has first spring, the tip rigid coupling of first spring has the riser, the inboard outer wall of riser laminates with the inner wall of bull stick mutually, the tip rigid coupling of riser has the sloping block, the outer wall of sloping block and the internal surface looks joint of recess, the inner wall at the second casing is seted up to the recess, the tip rigid coupling of sloping block has the ring. The second shell and the first shell are convenient to separate, and internal parts are convenient to maintain.

Preferably, a rubber ring is arranged between the first shell and the second shell, and the outer side of the rubber ring is respectively attached to the inner sides of the first shell and the second shell. The rubber ring seals the joint of the first shell and the second shell.

Preferably, a joint is fixedly connected to the outer side of the front end of the second shell, and the second shell is communicated with the joint. One air outlet and one air inlet are formed in the two connectors.

Preferably, the outer wall of the joint is provided with a connecting mechanism;

the connecting mechanism comprises a pull rod, a top block, a second spring, a pipeline, a round hole, a round block, a clamping groove and a rubber pad;

the outer wall rigid coupling of pull rod has the kicking block, the tip rigid coupling of kicking block has the second spring, the tip rigid coupling of second spring has the pipeline, the inner wall of second spring and the outer wall clearance fit of pull rod, the outer wall of pull rod closely laminates with the inner wall of pipeline, the front end outer wall clearance fit of pull rod has the round hole, the round hole is seted up at the middle inner wall of disk, the tip rigid coupling of disk has the fixture block, the fixture block rotates with the pipeline through the round pin axle and links to each other, the outer wall joint of fixture block has the draw-in groove, the draw-in groove is seted up at the top inner wall that connects, the below inner wall rigid coupling of pipeline has the rubber pad, the inner wall of rubber pad closely laminates and has the joint. The clamping block is clamped in the clamping groove on the joint, so that the pipeline is quickly connected with the joint, and the working speed is improved.

Preferably, a transmission mechanism is installed inside the first shell and the second shell;

the transmission mechanism comprises a motor, a spline shaft and an impeller;

the outer wall of an output shaft of the motor is clamped with the inner wall of the spline shaft, the inner wall of the spline shaft is clamped with an impeller, and the impeller is installed inside the first shell and the second shell. The impeller is separated from the spline shaft, so that the output shaft of the motor is conveniently separated from the impeller.

Compared with the prior art, the utility model has the beneficial effects that: compared with the prior art, the vacuum pump convenient to use has the following advantages:

the first shell, the second shell and the mounting mechanism are matched, the ring is dragged inwards to drive the inclined block to move inwards, the inclined block drives the vertical block to move inwards in the second shell to compress the first spring, and the inclined block leaves the groove in the second shell at the moment, so that the second shell is conveniently separated from the first shell, internal parts are conveniently maintained, and the problems that the conventional vacuum pump is frequently installed by bolts and is inconvenient to disassemble and maintain are solved;

through the matching between the joint and the connecting mechanism, the pull rod drives the ejector block to move outwards to stretch the second spring, the pull rod moves outwards in the round hole on the round block, so that the round block drives the fixture block to rotate outwards in the pipeline through the pin shaft, otherwise, the fixture block can be reset through the elasticity of the second spring, the fixture block is clamped in the clamping groove on the joint to quickly connect the pipeline and the joint, the working speed is improved, and the problem that the working speed is influenced because the existing vacuum pump cannot be quickly connected with an external connecting pipe when in use is solved;

through the cooperation between first casing, second casing and the drive mechanism, leave the integral key shaft with the impeller, the motor output shaft of being convenient for separates with the impeller, has solved the impeller of current vacuum pump many with motor output shaft rigid coupling, and the problem of the separation of being not convenient for.

Drawings

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

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic view of the joint, pipe and rubber pad of FIG. 1;

fig. 4 is a schematic structural diagram of the first housing, the rubber ring and the second housing in fig. 1.

In the figure: 1. the device comprises a first shell, a second shell, a third shell, a fourth shell, a fifth shell, a sixth shell, a seventh shell, a sixth shell, a seventh shell, a sixth shell, a seventh shell, a sixth shell, a.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a vacuum pump convenient to use comprises a first shell 1, a second shell 2 is arranged on the right side of the first shell 1, through holes 7 are formed in the inner walls of the outer sides of the first shell 1 and the second shell 2, an installation mechanism 4 is installed on the inner side of each through hole 7, each installation mechanism 4 comprises a threaded rod 401, a handle 402, a support 403, a rotating rod 404, a first spring 405, a vertical block 406, an inclined block 407, a groove 408 and a ring 409, the end portion of each threaded rod 401 is fixedly connected with the handle 402, the outer wall of each threaded rod 401 is in threaded connection with the support 403, the threaded rods 401 are driven to rotate in the supports 403 by rotating the handles 402, the end portions of the supports 403 are fixedly connected to the outer side of the first shell 1, the outer walls of the threaded rods 401 are in clearance fit with the inner surfaces of the through holes 7, the threaded rods 401 are rotatably connected with the rotating rods 404 through inner bearings, the threaded rods 401 rotate in the rotating rods 404 through the inner bearings and drive the rotating rods 404 to move left and right, a first spring 405 is fixedly connected to the outer side inner wall of the rotating rod 404, a vertical block 406 is fixedly connected to the end portion of the first spring 405, the inner side outer wall of the vertical block 406 is attached to the inner wall of the rotating rod 404, an inclined block 407 is fixedly connected to the end portion of the vertical block 406, the outer wall of the inclined block 407 is clamped to the inner surface of a groove 408, the groove 408 is formed in the inner wall of the second housing 2, a circular ring 409 is fixedly connected to the end portion of the inclined block 407, the circular ring 409 is dragged inwards to drive the inclined block 407 to move inwards, the inclined block 407 drives the vertical block 406 to move inwards in the second housing 2 to compress the first spring 405, the inclined block 407 leaves the groove 408 in the second housing 2 at the moment, the second housing 2 is conveniently separated from the first housing 1, otherwise, the inclined block 407 can be reset through the elasticity of the first spring 405, the inclined block 407 is clamped in the groove 408, the threaded rod 401 drives the rotating rod 404 to move to the left side, and the clamping block 407 moves to the left side in the groove 408, so that the clamping block 407 moves to quickly connect the second housing 2 to the first housing 1.

Be equipped with rubber circle 3 between first casing 401 and the second casing 2, the outside of rubber circle 3 is laminated mutually with the inboard of first casing 1 and second casing 2 respectively, and rubber circle 3 is sealed to first casing 1 and second casing 2 junction.

The front end outside rigid coupling of second casing 2 has the joint 8, and second casing 2 is linked together with joint 8, and two connect 8 air-out air intakes.

The outer wall of the joint 8 is provided with a connecting mechanism 5, the connecting mechanism 5 comprises a pull rod 501, a top block 502, a second spring 503, a pipeline 504, a circular hole 505, a round block 506, a fixture block 507, a clamping groove 508 and a rubber pad 509, the outer wall of the pull rod 501 is fixedly connected with the top block 502, the end part of the top block 502 is fixedly connected with the second spring 503, the pull rod 501 drives the top block 502 to move outwards to stretch the second spring 503, on the contrary, the pull rod 501 can reset through the elasticity of the second spring 503, the end part of the second spring 503 is fixedly connected with the pipeline 504, the inner wall of the second spring 503 is in clearance fit with the outer wall of the pull rod 501, the outer wall of the pull rod 501 is tightly attached to the inner wall of the pipeline 504, the pull rod 501 is made of hard rubber material to avoid air leakage of the pipeline 504, the outer wall of the front end of the pull rod 501 is in clearance fit with the circular hole 505, the middle inner wall of the round block 505 is arranged on the middle of the round block 506, the end part of the round block 506 is fixedly connected with the fixture block 507, and the pipeline 504 is rotatably connected with the fixture block 507 through a pin shaft, the round hole 505 of pull rod 501 on circle piece 506 moves to the outside, make circle piece 506 drive fixture block 507 rotate to the outside in pipeline 504 through the round pin axle, otherwise can make fixture block 507 reset through the elasticity of second spring 503, the outer wall joint of fixture block 507 has draw-in groove 508, draw-in groove 508 is seted up at the top inner wall that connects 8, fixture block 507 card makes pipeline 504 and joint 8 high-speed joint in draw-in groove 508 on connecting 8, the below inner wall rigid coupling of pipeline 504 has rubber pad 509, the inner wall of rubber pad 509 closely laminates and has connect 8, rubber pad 509 seals joint 8 and the pipeline 504 junction.

The transmission mechanism 6 is installed inside the first casing 1 and the second casing 2, the transmission mechanism 6 includes a motor 601, a spline shaft 602 and an impeller 603, an outer wall of an output shaft of the motor 601 is connected with an inner wall of the spline shaft 602 in a clamping manner, the impeller 603 is installed inside the first casing 1 and the second casing 2, and the output shaft of the motor 601 drives the impeller 603 to rotate inside the first casing 1 and the second casing 2 through the spline shaft 602.

When the vacuum pump convenient to use is used, firstly, a ring 409 is dragged inwards by a person to drive an inclined block 407 to move inwards, the inclined block 407 drives a vertical block 406 to move inwards in the second shell 2 to compress a first spring 405, at the moment, the inclined block 407 leaves a groove 408 on the second shell 2, the second shell 2 is convenient to separate from the first shell 1, otherwise, the inclined block 407 can be reset through the elasticity of the first spring 405, the inclined block 407 is clamped in the groove 408, a threaded rod 401 drives a rotating rod 404 to move towards the left side, a clamping block 407 moves towards the left side in the groove 408, the second shell 2 is quickly connected with the first shell 1, a rubber ring 3 seals the joint of the first shell 1 and the second shell 2, the pull rod 501 drives an ejector block 502 to move outwards by the person, the second spring 503 is stretched, the pull rod 501 moves outwards in a round hole 505 on the round block 506, and the round block 506 drives the clamping block 507 to rotate outwards in a pipeline 504 through a pin shaft, on the contrary, the fixture block 507 can be reset through the elasticity of the second spring 503, the fixture block 507 is clamped in the clamping groove 508 on the connector 8, so that the pipeline 504 and the connector 8 are quickly connected, the rubber pad 509 seals the joint of the connector 8 and the pipeline 504, the external power supply of the motor 601 is switched on, the motor 601 works, the output shaft of the motor 601 drives the impeller 603 to rotate in the first shell 1 and the second shell 2 through the spline shaft 602, so that the pipeline 504 connected on the air outlet connector 8 can be vacuumized, the impeller 603 leaves the spline shaft 603, and the output shaft of the motor 601 is conveniently separated from the impeller 603.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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. A vacuum pump that facilitates use, comprising a first casing (1), characterized in that: a second shell (2) is arranged on the right side of the first shell (1), through holes (7) are formed in the inner walls of the outer sides of the first shell (1) and the second shell (2), and an installation mechanism (4) is installed on the inner side of each through hole (7);

the mounting mechanism (4) comprises a threaded rod (401), a handle (402), a bracket (403), a rotating rod (404), a first spring (405), a vertical block (406), an inclined block (407), a groove (408) and a circular ring (409);

a handle (402) is fixedly connected at the end part of the threaded rod (401), a bracket (403) is connected with the outer wall of the threaded rod (401) in a threaded manner, the end part of the bracket (403) is fixedly connected with the outer side of the first shell (1), the outer wall of the threaded rod (401) is in clearance fit with the inner surface of the through hole (7), the threaded rod (401) is rotationally connected with the rotating rod (404) through an internal bearing, the inner wall of the outer side of the rotating rod (404) is fixedly connected with a first spring (405), a vertical block (406) is fixedly connected at the end part of the first spring (405), the inner side outer wall of the vertical block (406) is jointed with the inner wall of the rotating rod (404), an inclined block (407) is fixedly connected to the end part of the vertical block (406), the outer wall of the inclined block (407) is clamped with the inner surface of the groove (408), the groove (408) is formed in the inner wall of the second shell (2), and a circular ring (409) is fixedly connected to the end portion of the inclined block (407).

2. A vacuum pump for convenient use as claimed in claim 1, wherein: be equipped with rubber circle (3) between first casing (1) and second casing (2), the outside of rubber circle (3) is laminated with the inboard of first casing (1) and second casing (2) respectively mutually.

3. A vacuum pump for convenient use as claimed in claim 1, wherein: and a joint (8) is fixedly connected to the outer side of the front end of the second shell (2), and the second shell (2) is communicated with the joint (8).

4. A vacuum pump for convenient use as claimed in claim 3, wherein: the outer wall of the joint (8) is provided with a connecting mechanism (5);

the connecting mechanism (5) comprises a pull rod (501), a top block (502), a second spring (503), a pipeline (504), a round hole (505), a round block (506), a clamping block (507), a clamping groove (508) and a rubber pad (509);

the outer wall of the pull rod (501) is fixedly connected with an ejector block (502), the end of the ejector block (502) is fixedly connected with a second spring (503), the end of the second spring (503) is fixedly connected with a pipeline (504), the inner wall of the second spring (503) is in clearance fit with the outer wall of the pull rod (501), the outer wall of the pull rod (501) is tightly attached to the inner wall of the pipeline (504), the front end outer wall of the pull rod (501) is in clearance fit with a round hole (505), the round hole (505) is formed in the middle inner wall of a round block (506), the end of the round block (506) is fixedly connected with a clamping block (507), the clamping block (507) is rotatably connected with the pipeline (504) through a pin shaft, the outer wall of the clamping block (507) is clamped with a clamping groove (508), the clamping groove (508) is formed in the upper inner wall of the joint (8), and the lower inner wall of the pipeline (504) is fixedly connected with a rubber pad (509), the inner wall of the rubber pad (509) is tightly attached with a joint (8).

5. A vacuum pump for convenient use as claimed in claim 1, wherein: a transmission mechanism (6) is arranged in the first shell (1) and the second shell (2);

the transmission mechanism (6) comprises a motor (601), a spline shaft (602) and an impeller (603);

the outer wall of an output shaft of the motor (601) is connected with the inner wall of the spline shaft (602) in a clamping mode, the inner wall of the spline shaft (602) is connected with an impeller (603) in a clamping mode, and the impeller (603) is installed inside the first shell (1) and the second shell (2).