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CN-224214369-U - Motor-replaceable single-stage rotary vane vacuum pump

CN224214369UCN 224214369 UCN224214369 UCN 224214369UCN-224214369-U

Abstract

The utility model relates to the technical field of vacuum pumps, in particular to a single-stage rotary vane vacuum pump with a replaceable motor, which comprises a base, wherein the upper surface of the base is fixedly connected with a cylinder body, the inner wall of the cylinder body is rotationally connected with a rotor input shaft, one side of the base, which is close to the cylinder body, is fixedly connected with a fixed box, the upper surface of the base is provided with a horizontal motor, the output end of the horizontal motor is fixedly connected with a first rotating rod, the other end of the first rotating rod is fixedly connected with a driving belt pulley, one end, which is far away from the cylinder body, of the rotor input shaft is fixedly connected with a first driven belt pulley, one side, which is close to the driving belt pulley, of the fixed box is rotationally connected with a second rotating rod, and the other end of the second rotating rod is fixedly connected with a second driven belt pulley. The utility model solves the problems that the suitability of the vacuum pump is poor and the vacuum pump is difficult to adapt to the use requirements of different pumping speeds, so that the vacuum pump with the adaptation requirements is needed under the different pumping speed requirements, and the use cost of the vacuum pump is higher.

Inventors

  • CHEN PENG

Assignees

  • 浙江卓捷真空技术有限公司

Dates

Publication Date
20260508
Application Date
20250519

Claims (7)

  1. 1. The utility model provides a interchangeable motor formula single-stage rotary vane vacuum pump, includes base (1), its characterized in that, the upper surface fixedly connected with cylinder body (2) of base (1), the inner wall rotation of cylinder body (2) is connected with rotor input shaft (3), one side fixedly connected with fixed box (4) that base (1) is close to cylinder body (2), the upper surface mounting of base (1) has horizontal motor (6), the output fixedly connected with first dwang (14) of horizontal motor (6), the other end fixedly connected with driving pulley (16) of first dwang (14), one end fixedly connected with first driven pulley (7) that rotor input shaft (3) kept away from cylinder body (2).
  2. 2. The motor-replaceable single-stage rotary vane vacuum pump of claim 1, wherein a second rotating rod (15) is rotatably connected to one side of the fixed box (4) close to the driving belt pulley (16), a second driven belt pulley (17) is fixedly connected to the other end of the second rotating rod (15), and four driving belts (18) are sleeved on the surfaces of the driving belt pulley (16), the first driven belt pulley (7) and the second driven belt pulley (17).
  3. 3. The motor-replaceable single-stage rotary vane vacuum pump of claim 1, wherein a chute is formed in one side, close to the horizontal motor (6), of the base (1), a sliding strip (8) is connected to the surface of the chute on the base (1) in a sliding mode, a mounting block (5) is fixedly connected to one side, close to the horizontal motor (6), of the sliding strip (8), and the mounting block (5) is fixedly connected with the horizontal motor (6).
  4. 4. The motor-replaceable single-stage rotary vane vacuum pump of claim 3, wherein a sliding block (11) is connected to the surface of a sliding groove on the base (1) in a sliding manner, a movable plate (10) is fixedly connected to one side, close to the horizontal motor (6), of the sliding block (11), two connecting rods (9) are fixedly connected to one side, close to the mounting block (5), of the movable plate (10), the other ends of the two connecting rods (9) are fixedly connected with the mounting block (5), a fixed plate (12) is fixedly connected to the upper surface of the base (1), an adjusting screw (13) is inserted into an inner wall thread of the fixed plate (12), and the adjusting screw (13) is in rotary connection with the movable plate (10).
  5. 5. The motor-replaceable single-stage rotary vane vacuum pump of claim 1, wherein a lower shell (19) is fixedly connected to one side, close to a transmission belt (18), of the base (1), an upper shell (20) is detachably arranged on the upper surface of the lower shell (19), and the lower shell (19) and the upper shell (20) are both sleeved on the surface of the transmission belt (18).
  6. 6. The motor-replaceable single-stage rotary vane vacuum pump of claim 5, wherein two positioning plates (21) are fixedly connected to the surface of the lower shell (19), two connecting plates (22) are fixedly connected to one side, close to the positioning plates (21), of the upper shell (20), positioning rods (23) are fixedly connected to one side, close to the positioning plates (21), of the two connecting plates (22), and the positioning rods (23) are slidably connected to the inner walls of the positioning plates (21).
  7. 7. The motor-replaceable single-stage rotary vane vacuum pump of claim 5, wherein a limiting plate (24) is fixedly connected to the side face of the lower shell (19), a mounting plate (25) is fixedly connected to one side, close to the limiting plate (24), of the upper shell (20), a connecting screw (26) is inserted into the inner wall threads of the mounting plate (25), and the outer threads of the connecting screw (26) are matched with the inner threads of the limiting plate (24).

Description

Motor-replaceable single-stage rotary vane vacuum pump Technical Field The utility model relates to the technical field of vacuum pumps, in particular to a motor-replaceable single-stage rotary vane vacuum pump. Background The vacuum pump is a device for pumping gas by a mechanical, physical or chemical method so as to form a sub-atmospheric environment in a closed space, wherein the rotary vane vacuum pump realizes gas transfer by changing a dynamic sealing volume and is generally applied to the fields of industry, scientific research, environmental protection and the like. The prior related art has the defects that the pumping speed of the vacuum pump in the prior art is usually relatively fixed or only supports small-amplitude adjustment, so that the suitability of the vacuum pump is poor, and the vacuum pump is difficult to adapt to the use requirements of different pumping speeds, so that the vacuum pump with the adaptation requirements is required to be used under the different pumping speed requirements, and the use cost of the vacuum pump is higher. Therefore, the utility model provides a motor-replaceable single-stage rotary vane vacuum pump. Disclosure of utility model The utility model aims to solve the defects that the adaptation of a vacuum pump is poor and the vacuum pump is difficult to adapt to the use requirements of different pumping speeds in the prior art, and the use cost of the vacuum pump is high due to the fact that the vacuum pump with the adaptation requirements is needed under the different pumping speed requirements. In order to achieve the purpose, the technical scheme is that the motor-replaceable single-stage rotary vane vacuum pump comprises a base, wherein the upper surface of the base is fixedly connected with a cylinder body, the inner wall of the cylinder body is rotationally connected with a rotor input shaft, one side, close to the cylinder body, of the base is fixedly connected with a fixed box, the upper surface of the base is provided with a horizontal motor, the output end of the horizontal motor is fixedly connected with a first rotating rod, the other end of the first rotating rod is fixedly connected with a driving belt pulley, and one end, far away from the cylinder body, of the rotor input shaft is fixedly connected with a first driven belt pulley. The horizontal motor, the first rotating rod, the driving belt pulley and the first driven belt pulley can control and regulate the rotation speed of the rotor input shaft. Preferably, one side of the fixed box, which is close to the driving belt pulley, is rotationally connected with a second rotating rod, the other end of the second rotating rod is fixedly connected with a second driven belt pulley, and the surfaces of the driving belt pulley, the first driven belt pulley and the second driven belt pulley are sleeved with four driving belts. The driving belt is arranged to control the first driven belt pulley and the second driven belt pulley to synchronously rotate, and the driving efficiency can be improved through the second driven belt pulley. Preferably, a sliding groove is formed in one side, close to the horizontal motor, of the base, a sliding strip is connected to the surface of the sliding groove on the base in a sliding mode, a mounting block is fixedly connected to one side, close to the horizontal motor, of the sliding strip, and the mounting block is fixedly connected with the horizontal motor. The horizontal motor and the base can be connected through the arranged mounting blocks and the sliding strips, and the position of the horizontal motor can be adjusted through the arranged sliding strips. Preferably, the surface sliding connection of spout has the slider on the base, one side fixedly connected with movable plate that the slider is close to horizontal motor, one side fixedly connected with two connecting rods that the movable plate is close to the installation piece, two the other end of connecting rod all with installation piece fixed connection, the last surface fixedly connected with fixed plate of base, the inner wall screw thread of fixed plate is inserted and is equipped with adjusting screw, adjusting screw rotates with the movable plate to be connected. The horizontal motor has the advantages that the position of the horizontal motor can be adjusted through the fixed plate, the adjusting screw, the moving plate and the connecting rods, and the stability of the horizontal motor during moving can be improved through the moving plate and the two connecting rods. Preferably, one side of the base, which is close to the transmission belt, is fixedly connected with a lower shell, an upper shell is detachably arranged on the upper surface of the lower shell, and the lower shell and the upper shell are both sleeved on the surface of the transmission belt. The sealing effect of the transmission belt can be achieved through the upper shell and the lower shell, so that the aging speed of the transm