CN205846992U - Motor microswitch - Google Patents
Motor microswitch Download PDFInfo
- Publication number
- CN205846992U CN205846992U CN201620780747.8U CN201620780747U CN205846992U CN 205846992 U CN205846992 U CN 205846992U CN 201620780747 U CN201620780747 U CN 201620780747U CN 205846992 U CN205846992 U CN 205846992U
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- China
- Prior art keywords
- motor
- gear
- microswitch
- screw rod
- box
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Abstract
The utility model discloses a kind of motor microswitch, including gear-box, intermeshing master gear and pinion it is provided with in this gear housing, the same side of this gear-box is externally provided with motor and screw rod, power transmission shaft the inner of this motor through described master gear center and is fixed with this master gear, the inner of this screw rod through described pinion center and is fixed with this pinion, the outer end of this screw rod is arranged with outer tube by screw-threaded engagement, described gear-box lateral surface is provided with microswitch at described screw position, described outer tube can conflict when moving back and forth along described screw rod this microswitch contact so that this microswitch Guan Bi and motor power-off.This motor microswitch controls motor microswitch by the outer tube arranged on screw rod, decreases a microswitch, it is not necessary to little gear and cam structure, simplify internal structure, reduce manufacturing cost, there is preferable radiating effect simultaneously so that the performance of motor is more reliable and more stable.
Description
Technical field
This utility model relates to a kind of motor microswitch.
Background technology
Treadmill, as modal a kind of body-building apparatus, is not only the exclusive equipment of gymnasium, increasing family
Front yard also begins to treadmill occur, and according to domestic statistical data, in China, annual body-building apparatus sales volume and consumption sum
In, having half was treadmill, and this be enough to illustrate, the development prospect at China's treadmill is had an optimistic view of very much, it is contemplated that by 2015,
Body-building apparatus professional income is up to the scale of about 42,000,000,000 yuan.Major product in treadmill body-building apparatus especially, but existing
The motor switch device used by treadmill when power is off, need by the gear transmission structure within motor to cam, then pass through
Cam controls two microswitch power-off of motor, and structure is complicated, and parts are more, and manufacturing cost is the highest, dispel the heat simultaneously
Poor effect.
Summary of the invention
In order to overcome drawbacks described above, this utility model provides a kind of motor microswitch, simplifies structure, reduces system
Cause this, improve radiating effect.
This utility model be the technical scheme is that a kind of motor microswitch to solve its technical problem,
Including gear-box, being provided with intermeshing master gear and pinion in this gear housing, the same side of this gear-box is externally provided with horse
Reaching and screw rod, power transmission shaft the inner of this motor through described master gear center and is fixed with this master gear, and the inner of this screw rod is worn
Crossing described pinion center and fix with this pinion, the outer end of this screw rod is arranged with outer tube, described gear by screw-threaded engagement
Case lateral surface is provided with microswitch at described screw position, and described outer tube can conflict this when moving back and forth along described screw rod
The contact of microswitch is so that this microswitch closes and motor power-off.
As further improvement of the utility model, described master gear passes through the first thrust bearing, the first pad and first
Cushion block is in transmission connection in described gear-box.
As further improvement of the utility model, described screw rod the inner is arranged with the second thrust bearing and the second pad
Block, is provided with axis hole in described gear-box, and this screw rod is inner to be rotatably located in this axis hole with the second thrust bearing and the second cushion block；
This screw rod the inner is additionally provided with hole, location, is additionally provided with in latch is inserted in the hole, location of this screw rod and makes this screw rod and described second thrust
Bearing is fixed.
As further improvement of the utility model, after described motor includes middle cylinder, stator pack, rotor set, packing ring, motor
Lid and back cover of motor reinforcing chip.
As further improvement of the utility model, described gear-box includes tooth block and is removably fixed in this tooth block
On tooth case lid.
As further improvement of the utility model, in described gear-box, it is additionally provided with capacitor.
The beneficial effects of the utility model are: this motor microswitch controls horse by the trocar sheath arranged on screw rod
Reach microswitch, decrease a microswitch, it is not necessary to little gear and cam structure, simplify internal structure, reduce system
Cause this, there is preferable radiating effect so that the performance of motor is more reliable and more stable simultaneously.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is this utility model decomposition texture schematic diagram.
In conjunction with accompanying drawing, make the following instructions:
1 gear-box 2 master gear
3 pinion 4 motors
5 screw rod 6 outer tubes
7 microswitch 8 capacitors
11 tooth block 12 tooth case lids
21 first thrust bearing 22 first pads
23 first cushion blocks
Cylinder 42 stator pack in 41
43 rotor set 44 packing rings
45 back cover of motor 46 back cover of motor reinforcing chips
51 hole 52, location latches
Detailed description of the invention
Below in conjunction with accompanying drawing, a preferred embodiment of the present utility model is elaborated.But guarantor of the present utility model
The scope of protecting is not limited to following embodiment, i.e. in every case with this utility model claim and description made simple
Equivalence change and modification, within the most still belonging to this utility model patent covering scope.
Refering to Fig. 1-3, a kind of motor microswitch, including gear-box 1, it is provided with intermeshing in this gear housing
Master gear 2 and pinion 3, the same side of this gear-box is externally provided with motor 4 and screw rod 5, and power transmission shaft the inner of this motor passes institute
Stating master gear center and fix with this master gear, the inner of this screw rod through described pinion center and is fixed with this pinion,
The outer end of this screw rod is arranged with outer tube 6 by screw-threaded engagement, and described gear-box lateral surface is provided with micro-at described screw position
Dynamic switch 7, described outer tube can conflict the contact of this microswitch along described screw rod so that this microswitch is closed when moving back and forth
Close and motor power-off.
Wherein, described master gear is in transmission connection in institute by first thrust bearing the 21, first pad 22 and the first cushion block 23
State in gear-box.It is arranged with the second thrust bearing and the second cushion block on described screw rod the inner, in described gear-box, is provided with axis hole, should
Screw rod is inner to be rotatably located in this axis hole with the second thrust bearing and the second cushion block；This screw rod the inner is additionally provided with hole 51, location,
It is additionally provided with in latch 52 is inserted in the hole, location of this screw rod and makes this screw rod fix with described second thrust bearing.Described motor includes
Middle cylinder 41, stator pack 42, rotor set 43, packing ring 44, back cover of motor 45 and back cover of motor reinforcing chip 46.Described gear-box includes tooth
Block 11 and the tooth case lid 12 being removably fixed on this tooth block.Capacitor 8 it is additionally provided with in described gear-box.
Operationally, motor drives master gear to rotate by externally fed work to this motor microswitch, master gear
Rotating and drive pinion to rotate, pinion rotates and drives the screw rod being secured to rotate together, and screw rod makes while rotating
The outer tube engaged with this screw flight moves up and down along this screw rod, microswitch of conflicting when outer tube moves to inner terminal
Contact point so that microswitch disconnects, motor power-off, thus realize the cutting function of motor.
Thus, this motor microswitch controls motor microswitch by the outer tube arranged on screw rod, decreases one
Individual microswitch, it is not necessary to little gear and cam structure, simplifies internal structure, reduces manufacturing cost, has preferably simultaneously
Radiating effect so that the performance of motor is more reliable and more stable.
Claims (6)
1. a motor microswitch, it is characterised in that: include gear-box (1), be provided with in this gear housing and engage each other
Master gear (2) and pinion (3), the same side of this gear-box is externally provided with motor (4) and screw rod (5), the power transmission shaft of this motor
Inner through described master gear center and fix with this master gear, the inner of this screw rod through described pinion center and with this pair
Gear is fixed, and the outer end of this screw rod is arranged with outer tube (6) by screw-threaded engagement, and described gear-box lateral surface is near described screw rod position
The place of putting is provided with microswitch (7), described outer tube can conflict when moving back and forth along described screw rod this microswitch contact so that
This microswitch Guan Bi and motor power-off.
Motor microswitch the most according to claim 1, it is characterised in that: described master gear passes through the first thrust shaft
Hold (21), the first pad (22) and the first cushion block (23) to be in transmission connection in described gear-box.
Motor microswitch the most according to claim 1, it is characterised in that: it is arranged with second on described screw rod the inner
Thrust bearing and the second cushion block, be provided with axis hole in described gear-box, and this screw rod is inner can with the second thrust bearing and the second cushion block
Rotation is located in this axis hole；This screw rod the inner is additionally provided with hole, location (51), is additionally provided with latch (52) and is inserted in the location of this screw rod
This screw rod is made to fix with described second thrust bearing in hole.
Motor microswitch the most according to claim 1, it is characterised in that: described motor includes middle cylinder (41), determines
Subgroup (42), rotor set (43), packing ring (44), back cover of motor (45) and back cover of motor reinforcing chip (46).
Motor microswitch the most according to claim 1, it is characterised in that: described gear-box includes tooth block (11)
With the tooth case lid (12) being removably fixed on this tooth block.
Motor microswitch the most according to claim 1, it is characterised in that: it is additionally provided with capacitor in described gear-box
(8)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620780747.8U CN205846992U (en) | 2016-07-25 | 2016-07-25 | Motor microswitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620780747.8U CN205846992U (en) | 2016-07-25 | 2016-07-25 | Motor microswitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205846992U true CN205846992U (en) | 2016-12-28 |
Family
ID=57624566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620780747.8U Active CN205846992U (en) | 2016-07-25 | 2016-07-25 | Motor microswitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205846992U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105958734A (en) * | 2016-07-25 | 2016-09-21 | 捷世达电机（昆山）有限公司 | Motor microswitch device |
-
2016
- 2016-07-25 CN CN201620780747.8U patent/CN205846992U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105958734A (en) * | 2016-07-25 | 2016-09-21 | 捷世达电机（昆山）有限公司 | Motor microswitch device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |