CN102299009B - Position switch control mechanism of electrical machine - Google Patents
Position switch control mechanism of electrical machine Download PDFInfo
- Publication number
- CN102299009B CN102299009B CN201110196105.5A CN201110196105A CN102299009B CN 102299009 B CN102299009 B CN 102299009B CN 201110196105 A CN201110196105 A CN 201110196105A CN 102299009 B CN102299009 B CN 102299009B
- Authority
- CN
- China
- Prior art keywords
- shape piece
- stroke adjustment
- reset shape
- adjustment reset
- travel switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/26—Lamellar or like blinds, e.g. venetian blinds
- E06B9/28—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable
- E06B9/30—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable liftable
- E06B9/32—Operating, guiding, or securing devices therefor
- E06B9/322—Details of operating devices, e.g. pulleys, brakes, spring drums, drives
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
- E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic
- E06B9/88—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic for limiting unrolling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/10—Movable parts; Contacts mounted thereon
- H01H19/14—Operating parts, e.g. turn knob
- H01H19/18—Operating parts, e.g. turn knob adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. door switch, limit switch, floor-levelling switch of a lift
- H01H19/183—Operating parts, e.g. turn knob adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. door switch, limit switch, floor-levelling switch of a lift adapted for operation by the simultaneous action of two cam plates, rotating at different speeds
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Mechanisms For Operating Contacts (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a position switch control mechanism of an electrical machine. The position switch control mechanism comprises a gear case assembly, a position switch, a position adjustment reset block matched with the gear case assembly, and an emergency stop switch. The control mechanism is characterized in that the emergency stop switch and the position adjustment reset block can trigger a position switch contact of the position switch directly and respectively. The position switch control mechanism can realize emergency stop more reliably and control the travel accurately, and is simple in the structure and lower in the manufacturing accuracy and the cost.
Description
Technical field
The present invention relates to a kind of motor, especially a kind of travel switch controlling organization of motor.
Background technology
In elevating mechanism, motor is after decelerator slows down, the output shaft of decelerator connects the transmission mechanism of lifting, object moves up and down by the transmission of elevating mechanism, generally control by travel switch and rise or drop to desired location, control the stroke of object by the folding of travel switch.
As the publication number disclosed a kind of driving lever limit switch of European patent that is EP0665361A1, the deflector rod device can be movable relatively is arranged on clutch cam, deflector rod device is made up of the first driving lever and the second driving lever, the second driving lever is stirred by the first driving lever, the tappet of touch switch shuts down motor thus, in case of emergency also can touch tappet by deflector rod device by emergency stop switch motor is shut down.But, emergency stop switch need to be realized anxious stopping by driving lever, reduce anxious reliability of stopping, and because deflector rod device is made up of the first driving lever and the second driving lever, the shrinkage difference of different plastics, and two driving levers separately make the variation of stroke angles very easily cause the positioning of stroke, and structure is also comparatively complicated, and the accuracy of manufacture and cost are all higher.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of motor range switch control structure, realizes comparatively reliably by simple structure anxious stopping.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of motor position switch control mechanism, comprise gear box combination, travel switch, the stroke adjustment reset shape piece and the emergency stop switch that engage with described gear box combination, it is characterized in that the travel switch contact that described emergency stop switch and described stroke adjustment reset shape piece can directly touch respectively described travel switch.
Described stroke adjustment reset shape piece is integrated, described stroke adjustment reset shape piece at least comprises Part I and Part II, the described Part I of described stroke adjustment reset shape piece engages with described gear box combination, and the described Part II of described stroke adjustment reset shape piece is positioned at below, described travel switch contact.For directly touch travel switch contact in the time of stroke limit.
The tappet of described emergency stop switch one end is located in the described Part II of described stroke adjustment reset shape piece and is corresponding with described travel switch contact position, the microscler of described emergency stop switch other end extends to the bottom of the motor casing of described motor, make emergency stop switch and stroke reset shape piece independent, need just can directly not touch travel switch contact by the stroke adjustment shape piece that resets, make anxious stop more reliable.
The described Part II of described stroke adjustment reset shape piece and described travel switch contact position corresponding position offer groove, and described tappet is located in described groove.
Preferably, the cross section of described tappet is in-line.
Alternately, the described Part II of described stroke adjustment reset shape piece and described travel switch contact position corresponding position offer through hole, and described tappet is located in described through hole.
Or the described Part II of the tappet of described emergency stop switch one end and described stroke reset shape piece is set up in parallel below described travel switch contact, to make emergency stop switch and stroke reset shape piece independent separately.
The position that the bottom of described motor casing is corresponding described microscler offers emergency stop switch hole.
Shaft-driven the first gear of the output by described motor in the middle of described gear box combination comprises and second gear engaging with described stroke adjustment reset shape piece of both sides, described the first gear and described the second gear engagement, make gear box combination can drive the motion of stroke adjustment reset shape piece.
Stroke adjustment reset shape piece can be rotatably fixed on the motor casing of described motor by axostylus axostyle.
Compared with prior art, the invention has the advantages that: emergency stop switch need just can not touch travel switch contact by the stroke adjustment shape piece that resets, make anxious stop more reliable; Because shape piece that stroke adjustment is resetted is made as an independently integral piece, its stroke angles variation error is 0, has improved the precision of whole switching system, has reduced the complexity of manufacturing.
Brief description of the drawings
Fig. 1 is the schematic diagram of motor of the present invention;
Fig. 2 is the front view of the unmatched motor casing of motor of the present invention;
Fig. 3 is the rearview without motor casing of motor of the present invention;
Fig. 4 is that the A-A of embodiment 1 is to profile;
Fig. 5 is that the A-A of embodiment 2 is to profile;
The schematic diagram of Fig. 6 when to be that travel switch controlling organization of the present invention is anxious stop operating;
Fig. 7 is the schematic diagram of another embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
Referring to Fig. 2 and Fig. 3, a kind of motor position switch control mechanism, comprises motor casing 1, and the bottom of motor casing 1 is provided with symmetrical gear box combination 2, and the first gear 21 in the middle of gear box combination 2 engages with the second gear 22 of both sides.The side direction of the second gear 22 engages with stroke adjustment reset shape piece 4, stroke adjustment reset shape piece 4 is integral piece independently, at least comprise two parts, Part I 41 is claw-like, engage with gear box combination 2, Part II 42 is level substantially, is positioned at the below of stroke adjustment reset shape piece 4, and stroke adjustment reset shape piece 4 is rotatably fixed on motor by axostylus axostyle 5.
The top of stroke adjustment reset shape piece 4 is provided with travel switch 6, and bossed travel switch contact 7 is established in the bottom of travel switch 6, and the position of the Part II 42 correspondence course switch contacts 7 of stroke adjustment reset shape piece 4 offers groove 43, referring to Fig. 4.The below of stroke adjustment reset shape piece 4 is provided with the emergency stop switch 8 of one, and the tappet 81 of emergency stop switch 8 one end is located in groove 43, and now tappet 81 is strip, and microscler 82 of emergency stop switch 8 other ends extends to the bottom of motor casing 1.Preferably, the cross section of tappet 81 is in-line, makes thus contact-making surface larger, is difficult for top partially when rising top line journey switch contact 7.
Referring to Fig. 1, the position that the bottom of motor casing 1 is corresponding microscler 82 offers emergency stop switch hole 11, can touch microscler 82 by emergency stop switch hole 11.
Alternately, the position of the Part II 42 correspondence course switch contacts 7 of stroke adjustment reset shape piece 4 offers through hole 44, and referring to Fig. 5, tappet 81 is located in through hole 44, and now tappet 81 is cylindrical.The cross section of travel switch contact 7 not exclusively drops in groove 43 or through hole 44 it, Part II 42 can touch travel switch contact 7 and be unlikely to make travel switch contact 7 to be fallen in groove 43 or through hole 44 when stroke adjustment reset shape piece 4 is moved, preferably, travel switch contact 7 is strip and becomes cross with groove 43, the length of travel switch contact 7 is greater than the width of groove 43, or the length of travel switch contact 7 is greater than the diameter of through hole 44.
Principle of the present invention and the course of work are as follows:
After motor powers on, the output shaft of motor is located in the first gear 21, drives the first gear 21 to rotate, and the second gear 22 rotates thus.Because stroke adjustment reset shape piece 4 engages with the second gear 22, the rotation of the second gear 22 drives stroke adjustment reset shape piece 4 also and then to rotate.In the time arriving stroke limit point, the Part II 42 of stroke adjustment reset shape piece 4 touches the travel switch contact 7 of travel switch 6 bottoms, and motor is stopped.In the time being in an emergency, referring to Fig. 6, stir microscler 82 by the emergency stop switch hole 11 of motor casing 1 bottom, make the tappet 81 of emergency stop switch 8 stretch out groove 43 or through hole 44 touches travel switch contact 7, motor is stopped operating; Thus, without just can directly touching travel switch contact 7 by emergency stop switch 8 by stroke adjustment reset shape piece 4.
Because stroke adjustment reset shape piece 4 is an independently entirety, its stroke angles variation error is 0, has improved the precision of whole switching system, has reduced the complexity of manufacturing.Owing to being provided with groove 43 or through hole 44 in stroke adjustment reset shape piece 4, emergency stop switch 8 need just can not touch travel switch contact 7 by the stroke adjustment shape piece 4 that resets, make anxious stop more reliable.
Alternately, referring to Fig. 7, be with above-described embodiment difference, the Part II 42 ' of stroke adjustment reset shape piece 4 ' is not provided with groove or through hole, the tappet 81 ' of itself and emergency stop switch 8 ' be set up in parallel travel switch get an electric shock 7 below, can push up independently of one another the travel switch contact 7 corresponding parts in position.The Part I 41 ' of stroke adjustment reset shape piece 4 ' is still with the second gear 22 and engages.
The foregoing is only the preferred embodiment of the present invention, it should be pointed out that for the ordinary skill in the art, not departing under principle prerequisite of the present invention, can also make various deformation and improvement, this also should be considered as protection scope of the present invention.
Claims (10)
1. a motor position switch control mechanism, comprise gear box combination (2), travel switch (6), the stroke adjustment reset shape piece (4) engaging with described gear box combination (2) and emergency stop switch (8), it is characterized in that, described emergency stop switch (8) and described stroke adjustment reset shape piece (4) can directly touch respectively the travel switch contact (7) of described travel switch (6), described stroke adjustment reset shape piece (4) is integrated, described stroke adjustment reset shape piece (4) at least comprises Part I (41) and Part II (42), the described Part I (41) of described stroke adjustment reset shape piece (4) engages with described gear box combination (2), the described Part II (42) of described stroke adjustment reset shape piece (4) is positioned at below, described travel switch contact (7), the tappet (81) of described emergency stop switch (8) one end is located in the described Part II (42) of described stroke adjustment reset shape piece (4) and is corresponding with position, described travel switch contact (7), and microscler (82) of described emergency stop switch (8) other end extend to the bottom of the motor casing (1) of described motor.
2. switching control mechanism as claimed in claim 1, it is characterized in that, the described Part II (42) of described stroke adjustment reset shape piece (4) offers groove (43) with corresponding position, position, described travel switch contact (7), and described tappet (81) is located in described groove (43).
3. switching control mechanism as claimed in claim 2, is characterized in that, the cross section of described tappet (81) is in-line.
4. switching control mechanism as claimed in claim 1, it is characterized in that, the described Part II (42) of described stroke adjustment reset shape piece (4) offers through hole (44) with corresponding position, position, described travel switch contact (7), and described tappet (81) is located in described through hole (44).
5. the switching control mechanism as described in any one in claim 1-4, is characterized in that, the position of the bottom corresponding described microscler (82) of described motor casing (1) offers emergency stop switch hole (11).
6. the switching control mechanism as described in any one in claim 1-4, it is characterized in that, shaft-driven the first gear of the output by described motor (21) in the middle of described gear box combination (2) comprises and second gear (22) engaging with described stroke adjustment reset shape piece (4) of both sides, described the first gear (21) and described the second gear (22) engagement.
7. the switching control mechanism as described in any one in claim 1-4, is characterized in that, stroke adjustment reset shape piece (4) can be rotatably fixed on described motor by axostylus axostyle (5).
8. a motor position switch control mechanism, comprise gear box combination (2), travel switch (6), the stroke adjustment reset shape piece (4 ') and the emergency stop switch (8 ') that engage with described gear box combination (2), it is characterized in that, described emergency stop switch (8 ') and described stroke adjustment reset shape piece (4 ') can directly touch respectively the travel switch contact (7) of described travel switch (6), described stroke adjustment reset shape piece (4 ') is integrated, described stroke adjustment reset shape piece (4 ') at least comprises Part I (41 ') and Part II (42 '), the described Part I (41 ') of described stroke adjustment reset shape piece (4 ') engages with described gear box combination (2), the described Part II (42 ') of described stroke adjustment reset shape piece (4 ') is positioned at below, described travel switch contact (7), the tappet (81 ') of described emergency stop switch (8 ') one end and the described Part II (42 ') of described stroke reset shape piece (4 ') are set up in parallel the below in described travel switch contact (7).
9. switching control mechanism as claimed in claim 8, it is characterized in that, shaft-driven the first gear of the output by described motor (21) in the middle of described gear box combination (2) comprises and second gear (22) engaging with described stroke adjustment reset shape piece (4) of both sides, described the first gear (21) and described the second gear (22) engagement.
10. switching control mechanism as claimed in claim 8, is characterized in that, stroke adjustment reset shape piece (4) can be rotatably fixed on described motor by axostylus axostyle (5).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110196105.5A CN102299009B (en) | 2011-07-11 | 2011-07-11 | Position switch control mechanism of electrical machine |
| PCT/CN2011/001884 WO2013007000A1 (en) | 2011-07-11 | 2011-11-10 | Motor travel switch control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110196105.5A CN102299009B (en) | 2011-07-11 | 2011-07-11 | Position switch control mechanism of electrical machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102299009A CN102299009A (en) | 2011-12-28 |
| CN102299009B true CN102299009B (en) | 2014-10-01 |
Family
ID=45359347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110196105.5A Active CN102299009B (en) | 2011-07-11 | 2011-07-11 | Position switch control mechanism of electrical machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102299009B (en) |
| WO (1) | WO2013007000A1 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH657939A5 (en) * | 1980-03-26 | 1986-09-30 | Elero Antrieb Sonnenschutz | Shaft limit switch |
| CN2886794Y (en) * | 2005-12-31 | 2007-04-04 | 叶进福 | Direct push type manual and auto switching off device for leakage breaker |
| CN101969000A (en) * | 2010-11-10 | 2011-02-09 | 无锡真木物流设备有限公司 | Stroke switch control structure of chain loader |
| CN202142435U (en) * | 2011-07-11 | 2012-02-08 | 宁波杜亚机电技术有限公司 | Motor position switch control mechanism |
-
2011
- 2011-07-11 CN CN201110196105.5A patent/CN102299009B/en active Active
- 2011-11-10 WO PCT/CN2011/001884 patent/WO2013007000A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH657939A5 (en) * | 1980-03-26 | 1986-09-30 | Elero Antrieb Sonnenschutz | Shaft limit switch |
| CN2886794Y (en) * | 2005-12-31 | 2007-04-04 | 叶进福 | Direct push type manual and auto switching off device for leakage breaker |
| CN101969000A (en) * | 2010-11-10 | 2011-02-09 | 无锡真木物流设备有限公司 | Stroke switch control structure of chain loader |
| CN202142435U (en) * | 2011-07-11 | 2012-02-08 | 宁波杜亚机电技术有限公司 | Motor position switch control mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102299009A (en) | 2011-12-28 |
| WO2013007000A1 (en) | 2013-01-17 |
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| C14 | Grant of patent or utility model | ||
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