CN210629239U

CN210629239U - Printer built-in motor with dustproof structure design at gap

Info

Publication number: CN210629239U
Application number: CN201921796800.3U
Authority: CN
Inventors: 戴清; 谢小平; 郑勇
Original assignee: Guangdong Kaihong Electric Co Ltd
Current assignee: Guangdong Kaihong Electric Co Ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-05-26
Anticipated expiration: 2029-10-24

Abstract

The utility model relates to a motor design technical field specifically is a printer internal motor that clearance department has dustproof construction design, including motor casing, electric motor rotor and motor shaft, motor shaft and motor casing pass through the bearing installation, and electric motor rotor installs in motor shaft, and motor casing's front end integrated into one piece has the cooperation seat, and integrated into one piece has the oiling mouth on the cooperation seat. The beneficial effects are that: the utility model discloses a thereby the motor can through cooperation seat and cooperation ring the cooperation effectually avoid outside impurity to get into influence rotation precision between motor bearing and the pivot, can also be through inside seal housing's isolation can effectually avoid outside dust to get into drive mechanism, can also provide cold wind through external equipment and cool off whole and corresponding transmission equipment of motor, thereby effectual reduction is because the influence of the transmission precision that heat altered shape brought, the effectual normal work in motor and the vicinity region has been ensured, the whole fault rate of printer has been reduced.

Description

Printer built-in motor with dustproof structure design at gap

Technical Field

The utility model relates to a motor design technical field specifically is a clearance department has printer internal motor of dustproof construction design.

Background

The printer can produce a large amount of wastepapers at the in-process of printing, and these wastepapers are difficult to effectual clear away and influence the normal work of the inside spare part of printer easily, and the motor inside the printer is attached to by dust such as wastepaper at bearing and pivot contact department and gear engagement department easily to lead to local to take place to be out of shape, transmission precision reduces and still can aggravate mechanical wear and cause the life of motor and relevant drive mechanism to seriously descend, has influenced the normal operating capability of printer. If the motor is maintained frequently, the use experience of a user is also seriously reduced, and therefore, a dustproof structure needs to be redesigned for the motor of the printer.

If the novel printer built-in motor with better dustproof capacity can be invented, the problems can be effectively solved, and the printer built-in motor with the dustproof structure design at the gap position is provided for the purpose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clearance department has printer internal motor of dustproof construction design to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a printer built-in motor with a dustproof structure design at a gap comprises a motor shell, a motor rotor and a motor rotating shaft, wherein the motor rotating shaft and the motor shell are installed through a bearing, the motor rotor is installed on the motor rotating shaft, a matching seat is integrally formed at the front end of the motor shell, an oil injection port is integrally formed in the matching seat, a driving wheel is driven at the tail end of the motor rotating shaft, and a matching ring sleeved with the matching seat is integrally formed in the driving wheel;

the motor shell is sleeved with a closed shell, the closed shell comprises a front shell and a rear shell, the rear shell is fixed with the motor shell through a fixing screw button, the front end of the front shell is provided with a butt joint port for inserting a transmission mechanism matched with the driving wheel, the front shell is provided with a front air outlet, and the rear shell is provided with a rear air outlet;

the rear shell is provided with an air cavity integrally formed at the upper end corresponding to the motor shell, an air inlet is formed at the upper end of the air cavity integrally, the air inlet is communicated with external cold air supply equipment, a cooling cavity is formed in the closed shell integrally, and a filter plate is arranged between the air cavity and the cooling cavity.

Preferably, spring check valves are installed in the front air outlet and the rear air outlet, and dust screens are installed at the tail ends of the front air outlet and the rear air outlet.

Preferably, the front shell and the rear shell are fixedly installed through bolts, and the front shell and the rear shell are sealed through rubber rings.

Preferably, the inner side of the matching position of the matching ring and the matching seat is filled with high-viscosity lubricating oil, and the outer side of the matching position of the matching ring and the matching seat is sealed by adopting lubricating grease.

Preferably, the butt joint port is butted with an external transmission mechanism by a rubber ring, and the closed shell is made of a heat conduction material.

Compared with the prior art, the beneficial effects of the utility model are that: the motor designed by the utility model can effectively avoid external impurities from entering the space between the motor bearing and the rotating shaft to influence the rotating precision through the matching of the matching seat and the matching ring, and can also effectively avoid external dust from entering the interior of the transmission mechanism through the isolation of the closed shell, thereby effectively ensuring the transmission precision, and the device can be connected with external air cooling equipment to provide cold air to cool the whole motor and the corresponding transmission equipment, thereby effectively reducing the influence of transmission precision caused by thermal deformation, and the cold air blown out by the front air outlet and the rear air outlet can further blow the surface of the equipment around the motor, therefore, dust and paper scraps attached to the motor can be removed, the normal work of the motor and the area nearby the motor can be effectively guaranteed, and the overall failure rate of the printer can be reduced.

Drawings

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

FIG. 2 is a cross-sectional view of the structure of the present invention;

fig. 3 is a side view of the structure of the present invention.

In the figure: the air inlet of the motor comprises a motor shell 1, an air inlet 2, a closed shell 3, a rear shell 301, a front shell 302, a motor rotating shaft 4, a front air outlet 5, a rear air outlet 6, a fixed screw button 7, a pair of interfaces 8, a matching ring 9, a driving wheel 10, a motor rotor 11, a matching seat 12, an oil injection port 13, a filter plate 14 and an air cavity 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a clearance department has printer internal motor of dustproof construction design, includes motor casing 1, electric rotor 11 and motor shaft 4, and motor shaft 4 passes through the bearing installation with motor casing 1, and electric rotor 11 installs on motor shaft 4, its characterized in that: a matching seat 12 is integrally formed at the front end of the motor shell 1, an oil injection port 13 is integrally formed on the matching seat 12, a driving wheel 10 is driven at the tail end of a motor rotating shaft 4, and a matching ring 9 sleeved with the matching seat 12 is integrally formed on the driving wheel 10;

the motor shell 1 is sleeved with a closed shell 3, the closed shell 3 comprises a front shell 302 and a rear shell 301, the rear shell 301 is fixed with the motor shell 1 through a fixing screw button 7, the front end of the front shell 302 is provided with a butt joint port 8 for being spliced with a transmission mechanism matched with the driving wheel 10, the front shell 302 is provided with a front air outlet 5, and the rear shell 301 is provided with a rear air outlet 6;

the rear shell 301 is integrally formed with an air cavity 15 at the upper end corresponding to the motor shell 1, the upper end of the air cavity 15 is integrally formed with an air inlet 2, the air inlet 2 is communicated with external cold air supply equipment, a cooling cavity is integrally formed in the closed shell 3, and a filter plate 14 is arranged between the air cavity 15 and the cooling cavity;

all install the spring check valve in leading air exit 5 and the rearmounted air exit 6, and the dust screen is all installed to the end of leading air exit 5 and rearmounted air exit 6, through bolt fixed mounting between procapsid 302 and the back casing 301, and it is sealed through the rubber circle between procapsid 302 and the back casing 301, cooperation circle 9 and the inboard notes of cooperation seat 12 cooperation department have high viscosity lubricating oil, and the outside of cooperation circle 9 and cooperation seat 12 cooperation department adopts lubricating grease to seal, adopt the rubber circle to dock with external drive mechanism on the interface 8, and close casing 3 and adopt the heat conduction material preparation.

The working principle is as follows: when the device works, external impurities can be effectively prevented from entering between a motor bearing and a rotating shaft to influence the rotating precision through the matching of the matching seat 12 and the matching ring 9, the motor can also be provided with the closed shell 3 according to requirements to realize the dustproof treatment of the driving wheel 10 and the related transmission mechanism thereof, external dust can be effectively prevented from entering the transmission mechanism through the isolation of the closed shell 3, so that the transmission precision is effectively ensured, the device can also be connected with external air cooling equipment, the whole motor and the corresponding transmission equipment are cooled through cold air provided by the external equipment, so that the influence of the transmission precision caused by thermal deformation is effectively reduced, and the cold air blown out by the front air outlet 5 and the rear air outlet 6 can further blow the equipment surface around the motor, so as to clear away the dust and paper scraps attached to the surface, the normal work in the motor and the adjacent area is effectively ensured, the integral failure rate of the printer is reduced, and the printer has high practical value.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clearance department has printer internal motor of dustproof construction design, includes motor casing (1), electric motor rotor (11) and motor shaft (4), motor shaft (4) pass through the bearing installation with motor casing (1), and electric motor rotor (11) install on motor shaft (4), its characterized in that: a matching seat (12) is integrally formed at the front end of the motor shell (1), an oil filling opening (13) is integrally formed on the matching seat (12), a driving wheel (10) is driven at the tail end of the motor rotating shaft (4), and a matching ring (9) sleeved with the matching seat (12) is integrally formed on the driving wheel (10);

the motor shell (1) is sleeved with a closed shell (3), the closed shell (3) comprises a front shell (302) and a rear shell (301), the rear shell (301) is fixed with the motor shell (1) through a fixing screw button (7), the front end of the front shell (302) is provided with a butt joint port (8) for inserting a transmission mechanism matched with a driving wheel (10), the front shell (302) is provided with a front air outlet (5), and the rear shell (301) is provided with a rear air outlet (6);

rear housing (301) department integrated into one piece has wind chamber (15) in the upper end that corresponds motor casing (1), and the upper end integrated into one piece of wind chamber (15) has air inlet (2), air inlet (2) and outside air conditioning supply equipment intercommunication, and integrated into one piece has the cooling chamber in closed housing (3), install filter (14) between wind chamber (15) and the cooling chamber.

2. The printer internal motor with the dustproof structure design at the gap as claimed in claim 1, wherein: spring check valves are installed in the front air outlet (5) and the rear air outlet (6), and dust screens are installed at the tail ends of the front air outlet (5) and the rear air outlet (6).

3. The printer internal motor with the dustproof structure design at the gap as claimed in claim 1, wherein: the front shell (302) and the rear shell (301) are fixedly installed through bolts, and the front shell (302) and the rear shell (301) are sealed through rubber rings.

4. The printer internal motor with the dustproof structure design at the gap as claimed in claim 1, wherein: the inner side of the matching position of the matching ring (9) and the matching seat (12) is filled with high-viscosity lubricating oil, and the outer side of the matching position of the matching ring (9) and the matching seat (12) is sealed by lubricating grease.

5. The printer internal motor with the dustproof structure design at the gap as claimed in claim 1, wherein: the butt joint port (8) is butted with an external transmission mechanism through a rubber ring, and the closed shell (3) is made of a heat conduction material.