CN110094568B - Motor worm gear type transmission mechanism on four-way reversing valve - Google Patents
Motor worm gear type transmission mechanism on four-way reversing valve Download PDFInfo
- Publication number
- CN110094568B CN110094568B CN201910526560.3A CN201910526560A CN110094568B CN 110094568 B CN110094568 B CN 110094568B CN 201910526560 A CN201910526560 A CN 201910526560A CN 110094568 B CN110094568 B CN 110094568B
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- Prior art keywords
- driving wheel
- worm
- magnetic field
- motor
- outer driving
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 11
- 238000002955 isolation Methods 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 28
- 239000010959 steel Substances 0.000 claims description 28
- 230000033001 locomotion Effects 0.000 claims description 24
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Gear Transmission (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a turbine worm type transmission mechanism on a four-way reversing valve, which comprises a waterproof motor, a worm, an outer driving wheel and an inner driving wheel, wherein the outer driving wheel is sleeved into an isolation sleeve through a shaft hole on the outer driving wheel, a turbine on the outer driving wheel is matched with the worm, the waterproof motor is fixed on a motor bracket, the motor bracket is fixed below the outer driving wheel and is slightly separated from the outer driving wheel, the arc surface of the motor bracket is tangent with the isolation sleeve, the inner driving wheel is arranged in the isolation sleeve, and a second driving wheel of the inner driving wheel and the outer driving wheel are at the same height. According to the invention, after the four-way reversing valve is used for reversing, the self-holding function is realized in a power-off mode, so that energy is saved, and the safety of electricity utilization is ensured. The structure is simple in process and processing, and cost is saved.
Description
Technical Field
The invention relates to a motor worm and gear type transmission mechanism on a four-way reversing valve.
Background
The four-way reversing valve at home and abroad adopts a pilot electromagnetic control structure, namely the reversing valve is controlled by the pilot electromagnetic valve, and the structure mode has high cost and complex process. Particularly in winter, the four-way reversing valve is always electrified, and the control mode not only consumes electricity, but also brings certain hidden trouble in electricity utilization safety.
Disclosure of Invention
The invention aims to provide the motor worm gear type transmission mechanism on the four-way reversing valve, which is simple in process and processing, saves energy and even provides guarantee for electricity safety.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a worm gear formula drive mechanism on four-way reversing valve, includes waterproof motor, worm, outer drive wheel and interior drive wheel, outer drive wheel passes through shaft hole on the outer drive wheel embolias in the spacer sleeve, worm wheel on the outer drive wheel with the worm matches, waterproof motor is fixed on the first side of motor support, one side of worm forms the blind hole that matches with waterproof motor output shaft, and the opposite side links to each other with the worm position sleeve, the worm position sleeve is fixed on the second side opposite and parallel with the first side of motor support, the motor support is fixed the below of outer drive wheel just the motor support with outer drive wheel links to each other and sets up, the arc surface of motor support with the spacer sleeve is tangent, interior drive wheel is in the spacer sleeve is inside, just the second drive wheel of interior drive wheel with outer drive wheel is at same height.
The waterproof motor is further provided with two threaded holes, a motor shaft sleeve hole and a worm positioning sleeve hole, wherein the two threaded holes and the motor shaft sleeve hole are formed in the first side face of the motor support, the waterproof motor is fixed through screws, and the worm positioning sleeve hole is matched with an outer circle formed by a second step of the worm positioning sleeve.
The waterproof motor is further provided with two threaded holes, a motor shaft sleeve hole and a worm positioning sleeve hole, wherein the two threaded holes and the motor shaft sleeve hole are arranged on the first side face, the position of the worm positioning sleeve hole is opposite to the two threaded holes and the motor shaft sleeve hole, the two threaded holes are used for fixing the waterproof motor through screws, and the worm positioning sleeve hole is matched with an outer circle formed by a second step of the worm positioning sleeve.
According to the invention, a first clamping groove matched with the first magnetic steel is formed in the outer driving wheel, and the worm wheel is arranged on the outer circle of the outer driving wheel; the number of the first clamping grooves is 2 or more, and the first clamping grooves are uniformly distributed on the inner ring of the outer driving wheel.
The invention is further provided with the first clamping grooves, wherein the outer ring of the first driving wheel is provided with a first clamping groove matched with the first magnetic steel, and the number of the first clamping grooves is equal to that of the first clamping grooves; the relative movement of the first magnetic steel and the second magnetic steel can be like magnetic field repulsive movement or opposite magnetic field attractive movement.
According to the invention, the like magnetic field repulsive motion is that the magnetic field N pole face or the magnetic field S pole face of the first magnetic steel faces the outer wall of the isolation sleeve, the magnetic field N pole face or the magnetic field S pole face of the second magnetic steel faces the inner wall of the isolation sleeve, and when the outer driving wheel rotates, the inner driving wheel is opposite to the outer driving wheel in motion direction according to the principle of like magnetic field repulsive motion.
The invention is further provided with the magnetic field N pole face of the first magnetic steel which is the opposite magnetic field attraction movement
Or the magnetic field S pole face faces the outer wall of the isolation sleeve, the magnetic field S pole face or the magnetic field N pole face of the second magnetic steel faces the inner wall of the isolation sleeve, and when the outer driving wheel rotates, the inner driving wheel and the outer driving wheel move in the same direction according to the principle that opposite magnetic fields attract each other.
The invention is further provided with the inner driving wheel, and a through hole penetrating through the center of the second driving wheel is formed.
The invention is further arranged that the through hole of the second driving wheel is matched with the central shaft.
The invention is further arranged such that the purpose of the central shaft is to prevent the inner drive wheel from following the inner drive wheel
The outer drive wheel is positionally offset during the rotational movement.
Compared with the prior art, the invention has the following beneficial effects: when the waterproof motor rotates positively (can rotate reversely), the worm also rotates, then the worm drives the worm wheel to do rotary motion, and meanwhile, the inner driving wheel and the outer driving wheel do rotary motion with opposite rotary directions or same rotary directions through repulsive force or attractive force generated by the homopolar magnetic field or the heteropolar magnetic field between the first magnetic steel and the second magnetic steel, and when the four-way reversing valve achieves reversing, the waterproof motor stops working. Therefore, the motor worm and gear type transmission mechanism on the four-way reversing valve is simple in process and processing, saves energy and even provides guarantee for electricity safety.
Drawings
The invention will be further described with reference to the accompanying drawings:
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of a motor bracket structure according to the present invention;
FIG. 4 is a schematic view of a worm and worm locating sleeve of the present invention;
FIG. 5 is a schematic view of an outer drive wheel according to the present invention;
fig. 6 is a schematic view of an inner driving wheel in the present invention.
Detailed Description
The technical scheme of the invention is further specifically described by the following examples.
As shown in fig. 1, 2, 3, 4, 5 and 6, a worm and gear type transmission mechanism on a four-way reversing valve in the present invention comprises a waterproof motor 1, a worm 3, an outer driving wheel 6 and an inner driving wheel 10, wherein the outer driving wheel 6 is inserted into an isolating sleeve 7 through a shaft hole sleeve 602 on the outer driving wheel 6, a worm wheel 601 on the outer driving wheel 6 is matched with the worm 3, the waterproof motor 1 is fixed on a first side surface of a motor bracket 4, one side of the worm 3 is formed into a blind hole 301 matched with an output shaft of the waterproof motor 4, the other side of the worm 3 is connected with a worm positioning sleeve 5, the worm positioning sleeve 5 is fixed on a second side surface opposite to and parallel to the first side surface of the motor bracket 4, the motor bracket 4 is fixed below the outer driving wheel 6 and the motor bracket 4 is slightly separated from the outer driving wheel 6, an arc surface of the motor bracket 4 is tangent to the isolating sleeve 7, the inner driving wheel 10 is inside the isolating sleeve 7, and a second driving wheel 1001 of the inner driving wheel 10 is at the same height as the outer driving wheel 6.
The worm 3 in the present invention is externally formed with a screw 302 which is matched with the worm wheel 601.
In the invention, a through hole 501 is arranged in the worm positioning sleeve 5, and a first step 502 and a second step 503 are formed outside the through hole.
In the invention, two threaded holes 402, a motor shaft sleeve hole 401 and a worm positioning sleeve hole 403 are arranged on the motor bracket 4. The two threaded holes 402 and the motor shaft sleeve 401 are on the first side of the motor bracket 4, and the motor shaft sleeve 401 is used for positioning the waterproof motor 1.
In the present invention, the two threaded holes 402 are used for fixing the waterproof motor 1 by screws, and the worm positioning sleeve holes 403 are matched with the outer circle formed by the second step 503 of the worm positioning sleeve 5.
In the invention, a first clamping groove 603 matched with first magnetic steel 8 is formed inside the outer driving wheel 6, and the worm wheel 601 is arranged on the outer circle of the outer driving wheel 6; the number of the first locking grooves 603 is 2 or more, and the first locking grooves 603 are uniformly distributed on the inner ring of the outer driving wheel 6.
The outer ring of the second driving wheel 1001 forms a second clamping groove matched with the second magnetic steel 9
1003, and the number of the second card slots 1003 and the number of the first card slots 603 are equal; the relative movement of the first magnetic steel 8 and the second magnetic steel 9 can be like magnetic field repulsive movement or opposite magnetic field attractive movement.
In the invention, the like magnetic field repulsive motion is that the magnetic field N pole face or the magnetic field S pole face of the first magnetic steel 8 faces the outer wall of the isolation sleeve 7, and the magnetic field N pole face or the magnetic field S pole face of the second magnetic steel 9 faces the inner wall of the isolation sleeve 7, when the outer driving wheel 6 rotates, the inner driving wheel 10 is opposite to the moving direction of the outer driving wheel 6 according to the principle of like magnetic field repulsive motion.
In the present invention, the opposite magnetic field attraction motion is that the magnetic field N pole face or the magnetic field S pole face of the first magnetic steel 8 faces the outer wall of the isolation sleeve 7, and the magnetic field S pole face or the magnetic field N pole face of the second magnetic steel 9 faces the inner wall of the isolation sleeve 7, when the outer driving wheel 6 rotates, the inner driving wheel 10 and the outer driving wheel 6 move in the same direction according to the principle of opposite magnetic field attraction.
The working principle of the invention is as follows: when the waterproof motor 1 rotates forward or reversely, the worm 3 also rotates, then the worm 3 drives the worm wheel 601 to rotate, and meanwhile, the inner driving wheel 10 rotates in the opposite direction or in the same direction with the outer driving wheel 6 through repulsive force or attractive force generated by the like magnetic field or the opposite magnetic field between the first magnetic steel 8 and the second magnetic steel 9, so that the inner driving wheel 10 drives the reversing structure to realize reversing through the planetary speed reduction structure. When the four-way reversing valve realizes reversing, the waterproof motor stops working.
Through the conception scheme of the invention, the motor worm and gear type transmission structure on the four-way reversing valve can realize a self-holding function in a power-off mode when the four-way reversing valve realizes reversing, so that not only is energy-saving, but also the power utilization safety is ensured. The structure is simple in process and processing, and cost is saved.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to those skilled in the art to understand the content of the present invention and accordingly implement the present invention without limiting the scope of the present invention. All equivalent changes or modifications made in accordance with the essence of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a worm gear formula drive mechanism on four-way reversing valve, includes waterproof motor, worm, outer drive wheel and interior drive wheel, its characterized in that: the outer driving wheel is sleeved into the isolation sleeve through a shaft hole on the outer driving wheel, a worm wheel on the outer driving wheel is matched with the worm, the waterproof motor is fixed on a first side face of the motor support, a blind hole matched with an output shaft of the waterproof motor is formed on one side of the worm, the other side of the worm is connected with the worm positioning sleeve, the worm positioning sleeve is fixed on a second side face opposite to and parallel to the first side face of the motor support, the motor support is fixed below the outer driving wheel, the motor support is arranged adjacent to the outer driving wheel, the arc face of the motor support is tangent to the isolation sleeve, the inner driving wheel is arranged inside the isolation sleeve, and the second driving wheel of the inner driving wheel and the outer driving wheel are at the same height;
a first clamping groove matched with the first magnetic steel is formed in the outer driving wheel, and the worm wheel is arranged on the outer circle of the outer driving wheel;
the number of the first clamping grooves is 2 or more than 2, and the first clamping grooves are uniformly distributed on the inner ring of the outer driving wheel;
the outer ring of the second driving wheel in the inner driving wheel forms second clamping grooves matched with the second magnetic steel, and the number of the second clamping grooves is equal to that of the first clamping grooves; the relative movement of the first magnetic steel and the second magnetic steel can be like magnetic field repulsive movement or opposite magnetic field attractive movement;
a through hole penetrating up and down is formed at the right center of the second driving wheel of the inner driving wheel;
the through hole of the second driving wheel is matched with the central shaft; the central shaft is stationary.
2. The worm and gear transmission mechanism of the four-way reversing valve according to claim 1, wherein: the worm is provided with a screw rod matched with the worm wheel, a through hole is formed in the worm positioning sleeve, and a first step and a second step are formed outside the worm positioning sleeve.
3. A worm and gear drive mechanism for a four-way reversing valve according to claim 2, wherein: the waterproof motor is characterized in that two threaded holes are formed in the motor support, a motor shaft sleeve hole and a worm positioning sleeve hole are formed in the motor support, the two threaded holes are formed in the first side face of the motor support, the waterproof motor is fixed through screws, and the worm positioning sleeve hole is matched with an outer circle formed by a second step of the worm positioning sleeve.
4. The worm and gear transmission mechanism of the four-way reversing valve according to claim 1, wherein: the like magnetic field repulsive motion is that a magnetic field N pole face or a magnetic field S pole face of the first magnetic steel faces the outer wall of the isolation sleeve, a magnetic field N pole face or a magnetic field S pole face of the second magnetic steel faces the inner wall of the isolation sleeve, and when the outer driving wheel rotates, the inner driving wheel is opposite to the outer driving wheel in motion direction according to the principle of like magnetic field repulsive motion.
5. The worm and gear transmission mechanism of the four-way reversing valve according to claim 1, wherein: the opposite magnetic field attraction movement is that a magnetic field N pole face or a magnetic field S pole face of the first magnetic steel faces the outer wall of the isolation sleeve, a magnetic field S pole face or a magnetic field N pole face of the second magnetic steel faces the inner wall of the isolation sleeve, and when the outer driving wheel rotates, the inner driving wheel is identical to the outer driving wheel in movement direction according to the principle of opposite magnetic field attraction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910526560.3A CN110094568B (en) | 2019-06-18 | 2019-06-18 | Motor worm gear type transmission mechanism on four-way reversing valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910526560.3A CN110094568B (en) | 2019-06-18 | 2019-06-18 | Motor worm gear type transmission mechanism on four-way reversing valve |
Publications (2)
Publication Number | Publication Date |
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CN110094568A CN110094568A (en) | 2019-08-06 |
CN110094568B true CN110094568B (en) | 2024-02-02 |
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CN201910526560.3A Active CN110094568B (en) | 2019-06-18 | 2019-06-18 | Motor worm gear type transmission mechanism on four-way reversing valve |
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CN2052844U (en) * | 1989-09-13 | 1990-02-14 | 周升玮 | Permanent magnet turbine |
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DE20213364U1 (en) * | 2002-08-30 | 2004-01-15 | Cameron Gmbh | driving device |
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JP2008133957A (en) * | 2006-10-31 | 2008-06-12 | Meekoo Seiki:Kk | Mechanical device and its driver retaining mechanism |
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JP2010017078A (en) * | 2009-10-19 | 2010-01-21 | Mitsuba Corp | Wiper motor |
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JP2012013179A (en) * | 2010-07-02 | 2012-01-19 | Denso Corp | Valve control device |
DE202017002676U1 (en) * | 2017-05-19 | 2018-08-21 | Friedhelm Engels | Fluid 4/4 way rotary valve with synchronous drive |
CN107461068A (en) * | 2017-09-19 | 2017-12-12 | 国网山东省电力公司烟台市牟平区供电公司 | A kind of anti-error device and application method for climbing electric line pole |
CN208764249U (en) * | 2018-08-28 | 2019-04-19 | 宁波新世达精密机械有限公司 | Worm shaft with high rotational efficienty |
CN211693708U (en) * | 2019-06-18 | 2020-10-16 | 诸暨市亿霸电子阀门有限公司 | Motor worm and gear type transmission mechanism on four-way reversing valve |
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