TWM627550U - Positioning device combining motor with air compressor - Google Patents

Abstract

The present invention provides a motor combined positioning device for an air compressor, especially a practical technology that can assemble the motor without using screws and can be stably fixed on the main frame. The motor is relatively engaged with a plurality of cavities On a plurality of pins on the main frame, the main frame and the motor are tightly assembled and assembled by at least one fastener, that is, one end of the fastener is fastened on the main frame, and the other end of the fastener is It is buckled on the motor casing, so that the motor can be assembled without using screws and can be stably fixed on the main frame.

Description

Air compressor motor combined with positioning device

The present invention is a motor combination positioning device for an air compressor, especially a practical technology that can stably assemble the motor on the main frame without using screws, and the air compressor can be installed inside the box.

A conventional air compressor includes a main frame, a cylinder combined with the main frame, a motor assembled on the main frame, and a piston body that can be driven by the motor to reciprocate in the cylinder. The piston body is driven to reciprocate in the cylinder to complete the gas suction, compression and discharge of the pressurized gas, and the entire air compressor visceral assembly can be arranged in a box.

Generally speaking, the motors of conventional air compressors are mostly fixed on the main frame by screws. When the air compressor is in operation for a long time, the screws are likely to fall off or loosen, resulting in reduced service life. The screws must pass through The main frame body is locked on the screw holes of the motor housing, and if the tool for locking the screws cannot pass through the main frame body and its surrounding components due to space constraints, the motor cannot be smoothly locked to the main frame with screws. on the shelf. In view of the shortcomings in the design of the motor combined with the positioning device of the conventional air compressor, the author of this author developed it, and developed this creation after many efforts.

The main purpose of the present invention is to provide a motor combination positioning device for an air compressor. The motor is relatively engaged with a plurality of pins on the main frame by using a plurality of recesses, and the main frame and the main frame are connected by at least one fastener. The motor is tightly assembled, that is, one end of the fastener is fastened to the main frame, and the other end of the fastener is fastened to the motor housing, so that the motor can be assembled without using screws and can be stably fixed on on the main shelf.

Another main purpose of the present invention is to provide a positioning device for combining the motor of an air compressor. The air compressor is placed in a box body, and the fasteners are restrained on the motor and the motor and by the pre-set pressing part on the inner wall of the box body. Between the main frames, the fasteners will not be loosened during the operation of the air compressor and the collision of external forces such as accidental landing.

Please refer to Figure 7 first, the visceral assembly of the air compressor 10 in this creation can be placed in the inner cavity of a box body 8, and please refer to the first to fourth figures, the air compressor 10 in this creation includes a main A frame 1 , a cylinder 2 combined with the main frame 1 , a motor 4 assembled on the main frame 1 , and a piston body 5 that can be driven by the motor 4 to reciprocate in the cylinder 2 .

The main frame 1 has a plurality of positioning holes. The plurality of positioning holes include a first positioning hole 11 and a second positioning hole 12. The first positioning hole 11 can allow a pinion 61 set at the core end of the motor 4 The inner bearing seat 41 of the motor 4 is accommodated in the first positioning hole 11 , and a bearing 121 is installed in the second positioning hole 12 . The aforementioned motor 4 is sleeved with a magnetic conductive coil 45 made of metal material. Since the magnetic conductive coil 45 has the function of magnetic conductive, the efficiency of the motor 4 can be improved when the motor 4 performs work.

The cylinder 2 can be integrally combined with the main frame 1, and a gas storage seat 3 is communicated with the cylinder 2. The gas storage seat 3 is provided with at least one manifold 30, which can be equipped with a soft tube for outputting gas. Tube 31 and a pressure gauge 32.

A transmission mechanism 6 includes a large gear 62 with a weight. The large gear 62 can be meshed with the aforementioned small gear 61. The large gear 62 is connected with the aforementioned piston rod 51 of the aforementioned piston body 5 by an eccentric crank rod. In connection, the transmission mechanism 6 can drive the piston body 5 to perform a reciprocating compression action in the aforementioned cylinder 2 to generate compressed air.

As shown in the second to fifth figures, the present invention is characterized in that: the main frame 1 and the motor 4 are tightly assembled and assembled by at least one fastener 7, that is, one end of the fastener 7 is fastened to the aforementioned main frame 1 and the other end of the fastener 7 is snapped on the casing of the motor 4 , so that the motor 4 can be assembled without using screws and can be stably fixed on the main frame 1 . One embodiment of the present invention is shown in the second figure. The motor 4 is provided with a completely through heat dissipation port 44 on the two symmetrical sides of the circumferential surface of the casing of the motor 4. In addition to generating airflow outside the casing of the motor 4 , the heat dissipation ports 44 also have a heat dissipation function. The front end surface 42 of the motor 4 has a plurality of cavities 43 around the inner bearing seat 41 , and the outer circumference of the first positioning hole 11 at the rear of the main frame 1 also has a plurality of pins 110 corresponding to the aforementioned cavities 43 . . When the motor 4 is to be positioned on the main frame 1 , the plurality of cavities 43 of the front end surface 42 of the motor 4 can be relatively engaged with the plurality of pins 110 on the main frame 1 , which can be used as the positioning of the motor 4 , and it is not necessary to The screw is used for positioning, and at the same time, the bearing seat 41 in the front end surface 42 of the motor 4 can be accommodated in the first positioning hole 11 on the main frame 1, and the motor 4 and the main frame can be positioned by the fastener 7. The symmetric outer sides of 1 bis are tightly assembled, that is, one end of the fastener 7 is fastened to the third positioning hole 16 of the main frame 1, and the other end of the fastener 7 is fastened to the housing of the motor 4. The heat dissipation port 44 on the peripheral surface of the motor 4 enables the motor 4 to be assembled without using screws and can be stably fixed on the main frame 1 .

This creation takes the embodiment of the second figure as an illustration. One end of the aforementioned fastener 7 is an open end 71, and the other end is a closed end 72. The open end 71 and the end head of the closed end 72 of the fastener 7 are both There are bent and buckled parts 710 and 720; the combined state of the transmission mechanism 6 on the main frame 1 is used as an illustration, and the front side faces the transmission mechanism 6 and the cylinder 2 is located at the upper end, and the left end of the main frame 1 is outside. The side 13 and the outer side 14 of the right end are provided with a receiving groove 15 and a third positioning hole 16; the aforementioned fastener 7 is accommodated in the receiving groove 15 of the main frame 1, and the open end 71 of the fastener 7 is bent and buckled The portion 710 is snapped to the third positioning hole 16 of the main frame 1 , and the bent snap portion 720 of the closed end 72 of the fastener 7 is snapped to the heat dissipation port 44 provided on the peripheral surface of the casing of the motor 4 . , so that the motor 4 can be assembled without using screws and can be stably fixed on the main frame 1, and because the fastener 7 is placed in the accommodating groove 15 of the main frame 1, the fastener 7 will not be displaced and loosened. As shown in the third figure.

Please refer to the sixth and seventh figures, the air compressor 10 is placed in a box body 8, and the pressing part 81 is preset on the inner side wall surface of the box body 8, and the pressing part 81 is the inner side wall surface of the box body 8 The inner groove 82 is provided, and the wall of the inner groove 82 can restrict the fastener 7 between the aforementioned motor 4 and the main frame 1, so that the fastener 7 can be accidentally dropped during the operation of the air compressor 10, etc. It will not cause loosening when the external force collides.

In view of the foregoing, the present invention provides a motor 4 of an air compressor 10 combined with a positioning device. The motor 4 is relatively engaged with the plurality of pins 110 on the main frame 1 by using a plurality of cavities 43, and by at least A fastener 7 assembles the main frame 1 and the motor 4 tightly, that is, one end of the fastener 7 is fastened to the main frame 1 , and the other end of the fastener 7 is fastened to the casing of the motor 4 , so that the motor 4 can be assembled without using screws and can be stably fixed on the main frame 1 .

10: Air compressor 1: Main frame 11: The first positioning hole 110: Column pin 12: Second positioning hole 121: Bearings 13: Left outer side 14: Right outer side 15: accommodating slot 16: The third positioning hole 2: Cylinder 3: Air storage seat 30: Manifold 31: Hose 32: Pressure gauge 4: Motor 41: Inner bearing seat 42: Front face 43: dimples 44: cooling port 45: Magnetic coil 5: Piston body 51: Piston rod 6: Transmission mechanism 61: Pinion 62: Big Gear 7: Fasteners 71: Open Ends 710: Bend the buckle part 72: closed end 720: Bend the buckle part 8: Box 81: Press Department 82: Inner groove

The first picture: a three-dimensional view of this creation. The second picture: It is an exploded view of some components of this creation. The third picture: It is the floor plan of this creation. Figure 4: It is a sectional plan view of this creation. Picture 5: It is the plan of the main frame of this creation. Picture 6: It is a schematic diagram of the air compressor built into the box. Figure 7: It is a cross-sectional plan view of the air compressor built into the box.

10: Air compressor

1: Main frame

11: The first positioning hole

110: Column pin

12: Second positioning hole

121: Bearings

13: Left outer side

15: accommodating slot

16: The third positioning hole

2: Cylinder

3: Air storage seat

30: Manifold

4: Motor

41: Inner bearing seat

42: Front face

43: dimples

44: cooling port

45: Magnetic coil

5: Piston body

51: Piston rod

6: Transmission mechanism

62: Big Gear

7: Fasteners

71: Open Ends

710: Bend the buckle part

72: closed end

720: Bend the buckle part

Claims (6)

A motor combined with a positioning device of an air compressor, the air compressor visceral assembly can be placed into the inner cavity of a box body, the air compressor includes a main frame, which is provided with a plurality of positioning holes, the plurality of positioning holes It includes a first positioning hole and a second positioning hole; a cylinder, which is combined with the main frame, and communicates with a gas storage seat on the cylinder; a motor, which is assembled on the main frame and is on the first part of the main frame. The positioning hole allows a pinion set at the core end of the motor to pass through and accommodate the bearing seat in the motor in the first positioning hole; a transmission mechanism, which can drive a piston body to perform reciprocating compression in the cylinder The action generates compressed air, which is characterized in that: the main frame and the motor are tightly assembled and assembled by at least one fastener, that is, one end of the fastener is fastened to the main frame, and the other end of the fastener is fastened. On the motor casing, the motor can be assembled without using screws and can be stably fixed on the main frame. The motor combined positioning device of the air compressor according to claim 1, wherein the motor is provided with a heat dissipation port on the circumferential surface of the casing, and one end of the fastener is fastened to the main frame, and the fastener is fastened to the main frame. The other end is snapped on the heat dissipation port of the motor casing, so that the motor can be assembled without using screws and can be stably fixed on the main frame. The motor combined positioning device of the air compressor according to claim 1, wherein the front end surface of the motor with the pinion at one end is provided with a plurality of pockets around the outer periphery of the inner bearing seat, and the first positioning hole at the rear of the main frame The outer periphery is also protruded with a plurality of pins corresponding to the aforementioned recesses. When the motor is to be positioned on the main frame, the plurality of recesses on the front end surface of the motor can be relatively engaged with the plurality of pins on the main frame. , which can be used as the positioning of the motor to strengthen the resistance to the rotational force when the motor is running. The motor combined positioning device for an air compressor according to claim 2, wherein one end of the fastener is an open end, and the other end is a closed end, and the open end and the end head of the closed end of the fastener are both There is a bent buckle part. The motor combination positioning device for an air compressor as claimed in claim 4, wherein, with the front side facing the transmission mechanism and the cylinder position at the upper end as the front side, the left and right outer sides of the main frame are provided with accommodating grooves and the aforementioned The third positioning hole; the aforesaid fastener is accommodated in the receiving groove of the main frame, the bent and buckled portion of the open end of the fastener is fastened to the third positioning hole of the main frame, and the closed end of the fastener is bent The buckle portion is buckled on the heat dissipation port provided on the circumferential surface of the motor casing. The motor-combined positioning device for an air compressor according to claim 1, wherein the air compressor visceral assembly is placed into the box body, and the tightening part is preset on the inner side wall surface of the box body. The part is an inner groove set on the side wall of the box. The wall of the inner groove can restrict the fastener between the motor and the main frame, so that the fastener can be accidentally dropped during the operation of the air compressor, etc. It will not cause loosening when the external force collides.

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