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CN-224228822-U - AC miniature sampling pump

CN224228822UCN 224228822 UCN224228822 UCN 224228822UCN-224228822-U

Abstract

The utility model discloses an alternating current miniature sampling pump which comprises a miniature sampling pump body, wherein the miniature sampling pump body comprises a miniature pump body, an alternating current permanent magnet synchronous motor is fixed at the tail end of the miniature pump body through a bolt, an air inlet and an air outlet are fixedly arranged at the bottom end of the front surface of the miniature pump body, an air inlet connecting pipe and an air outlet connecting pipe can be installed in a clamping mode at the end parts of the air inlet and the air outlet through a reinforcing anti-disengaging mechanism, an external thread installing ring can be rotated in an internal thread cylinder, an annular pressing protrusion moves downwards to be pressed on the outer surface of the air inlet connecting pipe and is pressed and reinforced, the air outlet connecting pipe is reinforced and installed again through the same operation, loosening and falling are not easy to be caused when the miniature sampling pump body is subjected to tensile force and pressure during use, the miniature sampling pump body is more stably installed and used, and the reinforcing fixity of a collecting hose is improved when the miniature sampling pump body is used for installing the air inlet and the air outlet.

Inventors

  • SHEN XIAOMING
  • WANG JINGJING

Assignees

  • 无锡英凡特科技有限公司

Dates

Publication Date
20260512
Application Date
20250530

Claims (7)

  1. 1. The alternating current miniature sampling pump comprises a miniature sampling pump body (100), wherein the miniature sampling pump body (100) comprises a miniature pump body (101), an alternating current permanent magnet synchronous motor (102) is fixed at the tail end of the miniature pump body (101) through bolts, an air inlet (103) and an air outlet (104) are fixedly arranged at the bottom end of the front surface of the miniature pump body (101), and the alternating current miniature sampling pump is characterized in that: The reinforced anti-disengaging mechanism comprises a fixed installation assembly arranged on the outer surfaces of the air inlet (103) and the air outlet (104), a rotary connection assembly is arranged in the fixed installation assembly, and an extrusion reinforced assembly is arranged on the inner surface of the rotary connection assembly; The protection mechanism comprises a protection component arranged at the end part of the rotary connecting component, and a clamping installation component is arranged at the inner joint of the outer surface of the protection component and the rotary connecting component.
  2. 2. The AC micro sampling pump as set forth in claim 1, wherein the fixing assembly comprises an internal thread cylinder (1031) fitted over the outer surfaces of the air inlet (103) and the air outlet (104), the end of the internal thread cylinder (1031) is integrally disposed on a fixing ring (1032), and the fixing ring (1032) is fixed to the surface of the micro pump body (101) by screws.
  3. 3. An ac micro-sampling pump according to claim 2, wherein the rotary connection assembly comprises an externally threaded mounting ring (1033) threadedly coupled to the interior of the internally threaded cartridge (1031), and a toggle button (1034) is secured to an end of the externally threaded mounting ring (1033).
  4. 4. An ac micro-sampling pump according to claim 3, wherein the extrusion reinforcement assembly comprises an annular pressing protrusion (1035) integrally provided on an inner surface of the externally threaded mounting ring (1033), and the annular pressing protrusion (1035) has an arc-shaped structure.
  5. 5. An ac micro-sampling pump according to claim 3, wherein the protection assembly comprises a protection cap (1042) provided at an end of the externally threaded mounting ring (1033), and a hand-held plate (1043) is provided on an end surface of the protection cap (1042).
  6. 6. The AC micro sampling pump as set forth in claim 5, wherein the snap-fit mounting assembly comprises an elastic raised ring (1044) fixedly mounted on the outer surface of the protective cover (1042) by means of screws, an annular groove I (1041) is provided on the inner surface of the end portion of the externally threaded mounting ring (1033), and the elastic raised ring (1044) is snapped into the annular groove I (1041).
  7. 7. The alternating current micro sampling pump according to claim 1, wherein two annular grooves (1045) are formed in the front surface of the micro pump body (101), and annular grooves are formed in the inner edges of the annular grooves (1045).

Description

AC miniature sampling pump Technical Field The utility model belongs to the technical field of miniature sampling pumps, and particularly relates to an alternating current miniature sampling pump. Background The existing miniature sampling pump is used for sampling and collecting, the volume of the miniature sampling pump is very small, and in general, the miniature sampling pump is called a miniature vacuum pump, the miniature volume pump capable of generating negative pressure is called a miniature vacuum pump, and the miniature sampling pump is convenient to install and directly uses an alternating current permanent magnet synchronous motor to actively control work when in use; When the existing miniature sampling pump is used, the collecting connecting hose to be collected is directly clamped on the outer surfaces of the air inlet and the air outlet, and the fixed installation is inconvenient to strengthen after the air inlet and the air outlet are clamped and installed, so that the hose is loosened and falls off when collecting inlet and outlet air is subjected to air pressure or tensile force, even leakage is caused during collection, the sampling effect is reduced, the problem that the reinforced fixity of the collecting hose is affected when the miniature sampling pump is installed and used at the air inlet and the air outlet is solved, and the utility model provides the AC miniature sampling pump. Disclosure of utility model The utility model aims to provide an alternating current miniature sampling pump, which solves the problems that in the prior art, after a hose is clamped and installed by an air inlet and an air outlet, the fixed installation is inconvenient to strengthen, so that the hose is loosened and falls off when collecting inlet and outlet air under air pressure, even leakage is caused during collection, and the sampling effect is reduced. In order to achieve the above purpose, the utility model provides the technical scheme that the alternating current micro sampling pump comprises a micro sampling pump body, wherein the micro sampling pump body comprises a micro pump body, an alternating current permanent magnet synchronous motor is fixed at the tail end of the micro pump body through a bolt, an air inlet and an air outlet are fixedly arranged at the bottom end of the front surface of the micro pump body, and the micro sampling pump body is also provided with: The reinforcing and anti-disengaging mechanism comprises a fixed installation assembly arranged on the outer surfaces of the air inlet and the air outlet, a rotary connection assembly is arranged in the fixed installation assembly, and an extrusion reinforcing assembly is arranged on the inner surface of the rotary connection assembly; The protection mechanism comprises a protection component arranged at the end part of the rotary connecting component, and a clamping installation component is arranged at the inner joint of the outer surface of the protection component and the rotary connecting component. Preferably, the fixed mounting assembly comprises an internal thread cylinder sleeved on the outer surfaces of the air inlet and the air outlet, the end part of the internal thread cylinder is integrally arranged on the fixed ring, and the fixed ring is fixed with the surface of the miniature pump body through screws. Preferably, the rotary connecting assembly comprises an external thread mounting ring which is in threaded connection with the inside of the internal thread cylinder, and a toggle button is fixed at the end part of the external thread mounting ring. Preferably, the extrusion reinforcing component comprises an annular compression protrusion integrally arranged on the inner surface of the externally threaded mounting ring, and the annular compression protrusion is of an arc-shaped structure. Preferably, the protection assembly comprises a protection cover arranged at the end part of the externally threaded mounting ring, and the end surface of the protection cover is provided with a handheld plate. Preferably, the clamping installation assembly comprises an elastic bulge loop fixedly installed on the outer surface of the protective cover through a screw, the inner surface of the end part of the external thread installation loop is provided with a first annular groove, and the elastic bulge loop is clamped with the inner part of the first annular groove. Preferably, the front surface of the miniature pump body is provided with two annular grooves II, and the inner edge of each annular groove II is provided with an annular groove. Compared with the prior art, the utility model has the beneficial effects that: Through the design reinforcing anti-disengaging mechanism, can be after air inlet and exhaust port's tip block installation inlet connection pipe and exhaust connection pipe, rotate the inside of external screw thread collar internal thread section of thick bamboo, and annular compress tightly protruding downward