CN214958996U - Motor mounting structure of diaphragm pump and diaphragm pump - Google Patents

Abstract

The utility model discloses a motor mounting structure and diaphragm pump of diaphragm pump, the motor mounting structure of diaphragm pump includes: the motor comprises a motor shell, a bearing seat and an installation box body, wherein the bearing seat comprises an installation seat and a bearing chamber, the installation seat is an installation plate arranged on the periphery of the bearing chamber, the installation seat is fixedly connected with the bottom of the installation box body, the bearing chamber is used for accommodating a driving shaft of a motor, and a bearing piece is arranged in the bearing chamber corresponding to the driving shaft; the periphery border of mount pad is equipped with the round screens, the inner wall round of motor housing is equipped with convex fixture block, the fixture block card is established and is fixed in on the screens. The utility model discloses a to install the box and fix mutually with the bearing frame, establish the motor housing card again and install on the bearing frame, realized the mechanical connection between motor housing and installation box, removed the negative effects that the encapsulating installation produced from, and the installation is more simple and convenient. The utility model relates to an ingenious, the simple installation is swift, is worth wideling popularize the use.

Description

Motor mounting structure of diaphragm pump and diaphragm pump

Technical Field

The utility model relates to a diaphragm pump technical field especially relates to a motor mounting structure and diaphragm pump of diaphragm pump.

Background

The diaphragm pump mainly comprises a transmission part and a diaphragm cylinder head. The transmission part is a driving mechanism for driving the diaphragm to swing back and forth, and the transmission form of the driving mechanism is mechanical transmission, hydraulic transmission, pneumatic transmission and the like. When the diaphragm pump works, the transmission mechanism drives the plunger piston to do reciprocating motion under the driving of the motor of the transmission mechanism, so that the diaphragm can be blown back and forth. The existing diaphragm pump is mainly connected with a motor shell of a lower part of a mounting box body of a transmission part in a glue peripheral bonding and sealing mode, the coating amount and the coating area of glue in the bonding process are not well controlled, and the glue can enter an inner cavity of a motor to affect the performance of the motor. And the viscosity of the glue is influenced by the temperature and the humidity of the environment, and the risk of failure exists after the glue is used for a period of time.

Therefore, the prior art has drawbacks and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The technical scheme of the utility model as follows: the utility model provides a motor mounting structure of diaphragm pump, include: the motor comprises a motor shell, a bearing seat and an installation box body, wherein the bearing seat comprises an installation seat and a bearing chamber, the installation seat is an installation plate arranged on the periphery of the bearing chamber, the installation seat is fixedly connected with the bottom of the installation box body, the bearing chamber is used for accommodating a driving shaft of a motor, and a bearing piece is arranged in the bearing chamber corresponding to the driving shaft; the periphery border of mount pad is equipped with the round screens, the inner wall round of motor housing is equipped with convex fixture block, the fixture block card is established and is fixed in on the screens.

Furthermore, the screens are a circle of notches with L-shaped sections, and the clamping blocks are a circle of convex blocks with triangular or trapezoidal sections.

Further, the bearing member includes: the bearing comprises a first bearing and a second bearing, wherein a first mounting position is arranged at the top of a bearing chamber and used for mounting the first bearing, and a second mounting position is arranged at the bottom of the bearing chamber and used for mounting the second bearing.

Furthermore, the mounting seat is fixedly connected with the mounting box body through a plurality of screws.

Furthermore, a through hole is formed in the position, corresponding to the bearing chamber, of the mounting box body, and the driving shaft extends into the mounting box body through the through hole.

The utility model also provides a drive mechanism of diaphragm pump, it includes above motor mounting structure, be equipped with drive assembly in the installation box, be equipped with motor element in the motor housing.

Further, the transmission assembly includes: the device comprises a rocker, a third bearing, an eccentric wheel and a leather cup structure, wherein one end of the rocker is annular, the third bearing is sleeved in the annular, and the eccentric wheel is arranged on an inner ring of the third bearing; a driving shaft of the motor is connected to the eccentric wheel to drive the eccentric wheel to rotate; the other end of the rocker is connected to the leather cup structure; and the leather cup structure is fixedly arranged on one side surface of the mounting box body.

With the technical scheme, the utility model provides a motor mounting structure and diaphragm pump of diaphragm pump has realized the mechanical connection between motor housing and installation box, has removed the negative effects that glue bonding installation produced from, and the installation is more simple and convenient and life improves greatly.

Drawings

Fig. 1 is an overall perspective view of the motor mounting structure of the diaphragm pump of the present invention.

Fig. 2 is a schematic perspective view of a motor housing of the motor mounting structure of the diaphragm pump of the present invention.

Fig. 3 is a schematic perspective view of the motor housing and the bearing seat of the diaphragm pump of the present invention.

Fig. 4 is a schematic sectional view of a transmission mechanism of a diaphragm pump according to the present invention.

Reference numerals:

10-shell 20-bearing seat 30-mounting box body 111-fixture block

211-clip 21-mounting seat 22-bearing chamber 23-driving shaft

24-bearing part 241-first bearing 242-second bearing 41-rocker

42-third bearing 43-eccentric wheel 44-leather cup structure

52-stator core 53-rotor assembly

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, the utility model relates to a motor mounting structure of diaphragm pump, it includes motor housing 10, bearing frame 20 and installation box 30, bearing frame 20 includes a mount pad 21 and a bearing room 22, mount pad 21 is for locating the mounting panel of bearing room 22 periphery, the size of mounting panel with motor housing 10 with installation box 30 looks adaptation. The mounting panel with corresponding position all is equipped with the screw thread through-hole on the bottom surface of installation box 30, and the two is connected fixedly through a plurality of screws. The bearing chamber 22 is used for accommodating a driving shaft 23 of the motor, a bearing piece 24 is arranged in the bearing chamber 22 corresponding to the driving shaft 23, and the driving shaft 23 can rotate in the bearing piece 24. A through hole (not labeled) is formed in the bottom surface of the installation box body 30 corresponding to the position of the bearing pipeline 22, and the driving shaft 23 extends into the installation box body 30 through the through hole and is connected to a transmission assembly in the installation box body 30 to drive the transmission assembly. The periphery border of mount pad 21 is equipped with round screens 211, the inner wall round of motor housing 10 is equipped with convex fixture block 111, fixture block 111 card is established and is fixed in on the screens 211, realize installation box 30 with the mechanical buckle installation between motor housing 10. The mechanical connection avoids glue fixation and sealing between the installation box body and the motor shell in the prior art, a series of problems caused by glue sealing are avoided, and the assembly is simpler, more convenient and faster. Specifically, screens 211 is the breach that a circle cross-section is "L" shape, fixture block 111 is the protruding block that a circle cross-section is triangle-shaped or trapezoidal, the marginal card of protruding block is located in the breach constitutes stable fixed connection. In addition, the bearing member 24 includes: the bearing comprises a first bearing 241 and a second bearing 242, wherein a first mounting position is arranged at the top of the bearing chamber 22 and used for mounting the first bearing 241, and a second mounting position is arranged at the bottom of the bearing chamber 22 and used for mounting the second bearing 242. The arrangement of the two bearings makes the rotation of the driving shaft 23 in the bearing chamber 22 more smooth and continuous.

The utility model also provides a drive mechanism of diaphragm pump, this drive mechanism is equipped with above motor mounting structure. Specifically, as shown in the cross-sectional view of fig. 4, a transmission assembly is disposed in the installation box 30, and a motor assembly is disposed in the motor housing 10. The transmission assembly includes: the bearing comprises a rocker 41, a third bearing 42, an eccentric wheel 43 and a leather cup structure 44, wherein one end of the rocker 41 is annular, the third bearing 42 is sleeved in the annular, and the eccentric wheel 43 is arranged on the inner ring of the third bearing 42; the driving shaft 23 of the motor is connected to the eccentric wheel 43 to drive the eccentric wheel 43 to rotate; the other end of the rocker 41 is connected to a cup structure 44 (shown in fig. 1); the leather cup structure 44 is fixedly arranged on one side surface of the mounting box body 30. When the eccentric wheel 43 is driven by the driving shaft 23 to rotate in the third bearing 42, due to the eccentric structure of the eccentric wheel 43, the rocker 41 pushes or pulls down the cup structure 44, so that the diaphragm of the cup structure moves, and the air inlet or outlet operation of the diaphragm pump is realized. The utility model provides a motor element is usable arbitrary section motor among the prior art, and it utilizes the electric energy to produce rotating magnetic field on the coil to promote the rotor and rotate. The motor assembly of this embodiment includes: stator core 52 and rotor subassembly 53, rotor subassembly 53 install in the cavity of motor housing 10, stator core 52 cover establish install in rotor subassembly 53, the last coil that winds of stator core 52 produces rotating magnetic field after the switch on, rotor subassembly 53 cuts stator rotating magnetic field and produces induced electromotive force and electric current to thereby form electromagnetic torque and make its drive shaft 23 rotate.

In the description of the present invention, it should be understood that the terms "bottom", "side" and the like indicate orientations or positional relationships based on the drawings of the present invention, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In the description of the present invention, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

To sum up, the utility model provides a motor mounting structure of diaphragm pump, it is fixed mutually through will installing the box and bearing housing, establishes the motor housing card again and installs on the bearing housing, has realized the mechanical connection between motor housing and installation box, and relative glue bonds more reliably effectively, and glue gets into the inner chamber of motor when having avoided glue to bond, influences the problem of the performance of motor. The utility model also provides a drive mechanism of diaphragm pump, this drive mechanism are equipped with the motor mounting structure of above diaphragm pump, and this drive mechanism cooperatees with motor element through setting up eccentric wheel, rocker and bearing etc. and realizes admitting air and giving vent to anger through the promotion to the leather cup structure. The utility model relates to an ingenious, simple installation is swift, and the life of diaphragm pump improves greatly, is worth wideling popularize the use.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (7)

1. A motor mounting structure of a diaphragm pump, characterized by comprising: the bearing seat comprises a mounting seat and a bearing chamber, the mounting seat is a mounting plate arranged on the periphery of the bearing pipeline, the mounting seat is fixedly connected with the bottom of the mounting box body, the bearing chamber is used for accommodating a driving shaft of the motor, and a bearing piece is arranged in the bearing pipeline corresponding to the driving shaft; the periphery border of mount pad is equipped with the round screens, the inner wall round of motor housing is equipped with convex fixture block, the fixture block card is established and is fixed in on the screens.

2. The motor mounting structure of a diaphragm pump according to claim 1, wherein the detent is a circle of notches having an "L" shaped cross section, and the detent is a circle of protrusions having a triangular or trapezoidal cross section.

3. The motor mounting structure of a diaphragm pump according to claim 1, wherein said bearing member includes: the bearing comprises a first bearing and a second bearing, wherein a first mounting position is arranged at the top of a bearing chamber and used for mounting the first bearing, and a second mounting position is arranged at the bottom of a bearing pipeline and used for mounting the second bearing.

4. The motor mounting structure of a diaphragm pump according to claim 1, wherein the mounting seat is fixedly connected to the mounting case by a plurality of screws.

5. The motor mounting structure of a diaphragm pump according to claim 1, wherein a through hole is provided in the mounting case at a position corresponding to the bearing chamber, and the driving shaft is inserted into the mounting case through the through hole.

6. A diaphragm pump comprising a motor mounting structure according to any one of claims 1 to 5, wherein a transmission assembly is provided in the mounting case, and a motor assembly is provided in the motor housing.

7. The diaphragm pump of claim 6, wherein the transmission assembly comprises: the device comprises a rocker, a third bearing, an eccentric wheel and a leather cup structure, wherein one end of the rocker is annular, the third bearing is sleeved in the annular, and the eccentric wheel is arranged on an inner ring of the third bearing; a driving shaft of the motor is connected to the eccentric wheel to drive the eccentric wheel to rotate; the other end of the rocker is connected to the leather cup structure; and the leather cup structure is fixedly arranged on one side surface of the mounting box body.

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