CN212543566U

CN212543566U - Grease proofing cigarette push rod motor

Info

Publication number: CN212543566U
Application number: CN202021586344.2U
Authority: CN
Inventors: 魏康兵; 谭才琴
Original assignee: Oudily Mechanical & Electrical Co ltd
Current assignee: Oudily Mechanical & Electrical Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-02-12
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a grease proofing cigarette push rod motor, which comprises an outer shell, driving motor, drive gear, a bearing, drive screw, the screw rod screw, the drive slider, the screw rod guide, the guide rail, magnet, the spacing circuit board of magnetism, drive gear is connected with driving motor's output shaft transmission, the bearing housing is established in drive gear's upper end, the screw rod screw cooperatees the transmission with drive screw and is connected, the guide rail cover is established on the lateral surface of drive screw and screw rod guide, drive slider can slide from top to bottom on the guide rail, magnet is installed in the drive slider, the spacing circuit board of magnetism sets up respectively and is close to the one end on top and be close to one of bottom at the screw rod guide, and form magnetic switch with. The utility model discloses a magnet forms magnetic switch with the cooperation of the spacing circuit board of magnetism to gliding stroke about the control drive slider, magnetism electronic component do not receive the influence of oil smoke problem, effectively avoid the oil smoke to get into inside the push rod motor, the life of extension motor.

Description

Grease proofing cigarette push rod motor

Technical Field

The utility model relates to a push rod motor field, in particular to grease proofing cigarette push rod motor.

Background

The electric push rod is an electric drive device which converts the rotary motion of a motor into the linear reciprocating motion of the push rod, can be used as an execution machine in various simple or complex process flows to realize remote control, centralized control or automatic control, and is mainly used as a motion drive unit in the industries of household appliances, kitchen ware, medical appliances, automobiles and the like.

Present push rod motor realizes that it opens and closes through micro-gap switch mostly, but micro-gap switch has the gap when pressing, lets impurity such as oil smoke get into the motor inside easily, influences the life of motor, in addition, is provided with waterproof silica gel circle on the push rod motor, but, elasticity diminishes can appear after silica gel circle uses one end time, and the oil smoke accumulation leads to the phenomenon of hard ageing, can't effectively prevent the entering of oil smoke.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to the defect that exists among the above-mentioned prior art, provide a grease proofing cigarette push rod motor to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model discloses the technical scheme who takes as follows: a grease proofing cigarette push rod motor, includes shell, driving motor, drive gear, bearing, drive screw, screw, drive slider, screw rod guide, guide rail, magnet and magnetism spacing circuit board, driving motor with drive gear all installs inside the shell, drive gear with drive motor's output shaft transmission is connected, the bearing housing is established in drive gear's upper end, drive screw's one end is installed inside drive gear, the screw passes the bearing and stretches into in the drive screw with drive screw matches the transmission and is connected, the screw rod guide cover is established on drive screw's lateral surface, the guide rail cover is established on drive screw and the lateral surface of screw rod guide, drive slider cover is established on the lateral surface of guide rail and with drive screw transmission is connected, the magnetic limiting circuit board is arranged at one end of the screw rod guide piece close to the top end and one end of the screw rod guide piece close to the bottom end respectively, and is matched with the magnet to form a magnetic switch.

As a further elaboration of the above technical solution:

in the above technical scheme, the shell includes lower cover, box and upper cover that connect gradually, the box with the top medial surface of one side that the upper cover contacted is provided with inside sunken anti-pressure step.

In the technical scheme, the pressure-proof steps are enclosed to form circular depressions, and a plurality of mutually symmetrical rectangular depressions are arranged on the pressure-proof step on each side.

In the technical scheme, the screw rod screw driving device further comprises a thrust reinforcing piece, wherein the thrust reinforcing piece is arranged inside the transmission gear and sleeved on the outer side face of the screw rod screw.

In the above technical scheme, the thrust reinforcement includes base and a plurality of plug-in components, the plug-in components are installed centrosymmetrically on the base all around, the top of plug-in components is close to one of inboard and is provided with the skewed tooth.

In the above technical scheme, the base is the hardware material, plug-in components reach the skewed tooth is the plastics material.

In the technical scheme, the transmission gear further comprises a self-locking spring, and the self-locking spring is sleeved on the outer side face of the bottom end of the transmission gear.

In the above technical scheme, the screw guide includes a guide sleeve and a guide rod, the guide sleeve is sleeved on the top end of the transmission screw, the guide rod is installed on the bottom surface of the guide sleeve and is arranged in parallel with the guide sleeve, the magnetic limiting circuit board is respectively arranged at one end of the guide rod close to the top end and one end of the guide rod close to the bottom end, and the top end of the guide rail is fixedly connected with the bottom surface of the guide sleeve.

In the technical scheme, a guide convex block is arranged on one side face of the guide rod, a guide block is arranged inside the drive sliding block, a guide groove matched with the guide convex block is arranged on the guide block, and the guide groove can slide up and down on the guide convex block.

In the above technical solution, the guide rail device further comprises a guide rail cover, wherein the guide rail cover is installed at the bottom end of the guide rail and is fixedly connected with the bottom end of the guide rod.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses well magnet is installed in the drive slider, and magnetism limit circuit board sets up respectively and is close to the one end on top and be close to one of bottom at the screw rod guide to form magnetic switch with the magnet cooperation, form magnetic switch through magnet and the cooperation of magnetism limit circuit board, thereby gliding stroke about the control drive slider, magnetic electronic component does not receive the influence of oil smoke problem, effectively avoids inside the oil smoke gets into the push rod motor, the life of extension motor.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the exploded structure of the present invention;

fig. 3 is a partial structural schematic diagram of the present invention;

fig. 4 is a schematic structural view of the middle screw guide of the present invention.

Fig. 5 is another partial structural schematic diagram of the present invention;

FIG. 6 is a schematic view of an assembly structure of the middle box and the upper cover of the present invention;

FIG. 7 is a schematic structural view of a thrust reinforcement member of the present invention;

FIG. 8 is a schematic view of the assembly structure of the driving slider and the screw guide according to the present invention;

fig. 9 is a schematic structural diagram of the driving slider according to the present invention.

In the figure: 1. a housing; 2. a drive motor; 3. a transmission gear; 4. a bearing; 5. a drive screw; 6. a screw bolt; 7. driving the slide block; 71. a guide block; 72. a guide groove; 8. a screw guide; 81. a guide sleeve; 82. a guide bar; 83. a guide projection; 9. a guide rail; 10. a magnet; 11. a magnetic limit circuit board; 12. a lower cover; 13. a box body; 14. an upper cover; 15. the step is prevented from being pressed; 16. a self-locking spring; 17. a guide rail cover; 18. a thrust reinforcement; 181. a base; 182. a plug-in; 183. helical teeth; 19. and the rectangular recess.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1-9, a grease proofing cigarette push rod motor comprises a housing 1, a driving motor 2, a driving gear 3, a bearing 4, a driving screw 5, a screw 6, a driving slider 7, a screw guide 8, a guide rail 9, a magnet 10 and a magnetic limiting circuit board 11, wherein the driving motor 2 and the driving gear 3 are all installed inside the housing 1, the driving gear 3 is in transmission connection with an output shaft of the driving motor 2, the bearing 4 is sleeved on the upper end of the driving gear 3, one end of the driving screw 5 is installed inside the driving gear 3, the screw 6 passes through the bearing 4 and extends into the driving screw 5 to be in transmission connection with the driving screw 5 in a matching way, the screw guide 8 is sleeved on the outer side surface of the driving screw 5, the guide rail 9 is sleeved on the outer side surfaces of the driving screw 5 and the screw guide 8, the drive slider 7 cover is established on the lateral surface of guide rail 9 and with drive screw 5 transmission is connected, makes it can slide from top to bottom on guide rail 9, magnet 10 is installed in the drive slider 7, the spacing circuit board of magnetism 11 sets up respectively screw rod guide 8 is close to the one end on top and the one end that is close to the bottom, and with magnet 10 cooperation forms magnetic switch.

When the electric motor works, when the magnet in the driving slide block 7 and the magnetic limiting circuit board 11 mutually interact, the driving slide block 7 slides in place, the sliding is stopped, the limiting control of the stroke of the driving slide block 7 is effectively realized, the magnetic electronic element is not influenced by oil smoke, the oil smoke is effectively prevented from entering the interior of the electric motor, and the service life of the electric motor is ensured.

In this embodiment, as shown in fig. 2, 5 and 6, the housing 1 includes a lower cover 12, a box 13 and an upper cover 14, which are connected in sequence, and an inward-recessed anti-pressing step 15 is disposed on an inner side surface of a top end of a side where the box 13 and the upper cover 14 are in contact with each other. The pressure-proof steps 15 are enclosed to form a circular recess, and a plurality of mutually symmetrical rectangular recesses 19 are arranged on the pressure-proof steps 15 on each side. When the motor is under the action of gravity, the shell 1 and the bearing 4 are stressed together, and when the bearing 4 is damaged, the bearing 4 is temporarily given a certain bearing force through the stress matching between the pressure-proof step 15 and the shell 1, so that the direct damage of equipment is avoided, and the influence on the operation of the external device is avoided.

In this embodiment, as shown in fig. 2, fig. 3 and fig. 7, the push rod motor further includes a thrust reinforcement 18, the thrust reinforcement 18 is installed inside the transmission gear 3 and sleeved on the outer side surface of the screw bolt 6, and the thrust reinforcement 18 serves as a main stressed portion of the push rod motor. The thrust reinforcement member 18 includes a base 181 and a plurality of inserts 182, the inserts 182 are installed around the base 181 in a central symmetry manner, and one end of the top of the inserts 182 close to the inner side is provided with a helical tooth 183. Wherein, base 181 is the hardware material, plug-in components 182 reaches skewed tooth 153 is the plastics material for thrust reinforcement 18's intensity and toughness are higher, guarantee its life.

In this embodiment, as shown in fig. 2 and 5, the gear transmission device further includes a self-locking spring 16, and the self-locking spring 16 is sleeved on the outer side surface of the bottom end of the transmission gear 3. When the push rod motor is recovered, the self-locking spring 16 strengthens the self-locking force of the push rod motor during recovery by utilizing the automatic locking function, and when the push rod motor extends out, the self-locking spring 16 can be automatically released.

In this embodiment, as shown in fig. 2 and 4, the screw guide 8 includes a guide sleeve 81 and a guide rod 82, the guide sleeve 81 is sleeved on the top end of the driving screw 5, the guide rod 82 is installed on the bottom surface of the guide sleeve 81 and is parallel to the guide sleeve 81, the magnetic limiting circuit board 11 is respectively disposed on one end of the guide rod 82 close to the top end and one end close to the bottom end, the top end of the guide rail 9 is fixedly connected with the bottom surface of the guide sleeve 81 to guide the rotation of the driving screw 5, and therefore, the stable operation of the driving screw is ensured.

As shown in fig. 4, 8 and 9, a guide protrusion 83 is disposed on one side surface of the guide rod 82, a guide block 71 is disposed inside the driving slider 7, a guide groove 72 matched with the guide protrusion 83 is disposed on the guide block 71, and the guide groove 72 can slide up and down on the guide protrusion 83 to guide the up-and-down sliding of the driving slider 7, thereby ensuring the stable operation thereof.

In this embodiment, as shown in fig. 2, the motor further includes a guide cover 17, where the guide cover 17 is installed at the bottom end of the guide rail 9 and is fixedly connected to the bottom end of the guide rod 82, so as to prevent impurities such as dust from entering the motor.

The utility model discloses well magnet 10 is installed in drive slider 7, and magnetism limit circuit board 11 sets up respectively and serves near one end on the top and be close to the bottom at screw rod guide 8 to form magnetic switch with the cooperation of magnet 10, form magnetic switch through the cooperation of magnet 10 with magnetism limit circuit board 11, thereby gliding stroke about control drive slider 7, magnetism electronic component does not receive the influence of oil smoke problem, inside effectively avoiding the oil smoke to get into push rod motor, the life of extension motor.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a grease proofing cigarette push rod motor, its characterized in that includes shell, driving motor, drive gear, bearing, drive screw, screw, drive slider, screw rod guide, guide rail, magnet, magnetism spacing circuit board, driving motor with drive gear all installs inside the shell, drive gear with drive motor's output shaft transmission is connected, the bearing housing is established drive gear's upper end, drive screw's one end is installed inside drive gear, the screw rod screw passes the bearing and stretches into in the drive screw with drive screw cooperatees the transmission and is connected, the screw rod guide cover is established on drive screw's lateral surface, the guide rail cover is established on drive screw and the lateral surface of screw rod guide, drive slider cover is established on the lateral surface of guide rail and with drive screw transmission is connected, the magnetic limiting circuit board is arranged at one end of the screw rod guide piece close to the top end and one end of the screw rod guide piece close to the bottom end respectively, and is matched with the magnet to form a magnetic switch.

2. The push rod motor for preventing oil smoke according to claim 1, is characterized in that the housing comprises a lower cover, a box body and an upper cover which are connected in sequence, and an inward-concave anti-pressing step is arranged on the inner side surface of the top end of one side of the box body, which is in contact with the upper cover.

3. The lampblack-resistant push rod motor as claimed in claim 2, wherein the pressure-resistant steps are enclosed to form a circular recess, and a plurality of mutually symmetrical rectangular recesses are arranged on the pressure-resistant step on each side.

4. The lampblack-preventing push rod motor according to claim 1, characterized in that a thrust reinforcing piece is further included, and the thrust reinforcing piece is mounted inside the transmission gear and sleeved on the outer side face of the screw rod screw.

5. The oil smoke prevention push rod motor according to claim 4, wherein the thrust reinforcing member comprises a base and a plurality of plug-in components, the plug-in components are installed on the periphery of the base in a centrosymmetric manner, and oblique teeth are arranged at one end, close to the inner side, of the top of each plug-in component.

6. The push rod motor for preventing oil smoke according to claim 5, characterized in that the base is made of hardware, and the plug-in components and the helical teeth are made of plastic.

7. The oil smoke prevention push rod motor according to claim 1, further comprising a self-locking spring, wherein the self-locking spring is sleeved on the outer side face of the bottom end of the transmission gear.

8. The oil smoke prevention push rod motor according to claim 1, wherein the screw guide comprises a guide sleeve and a guide rod, the guide sleeve is sleeved on the top end of the transmission screw, the guide rod is installed on the bottom surface of the guide sleeve and is arranged in parallel with the guide sleeve, the magnetic limiting circuit boards are respectively arranged at one end of the guide rod close to the top end and one end close to the bottom end, and the top end of the guide rail is fixedly connected with the bottom surface of the guide sleeve.

9. The smoke prevention push rod motor according to claim 8, wherein a guide projection is arranged on one side surface of the guide rod, a guide block is arranged inside the driving slider, a guide groove matched with the guide projection is arranged on the guide block, and the guide groove can slide up and down on the guide projection.

10. The smoke prevention push rod motor according to claim 9, further comprising a guide rail cover, wherein the guide rail cover is mounted at the bottom end of the guide rail and is fixedly connected with the bottom end of the guide rod.