CN1111368A - voltage regulator with rolling brush - Google Patents
voltage regulator with rolling brush Download PDFInfo
- Publication number
- CN1111368A CN1111368A CN 94108752 CN94108752A CN1111368A CN 1111368 A CN1111368 A CN 1111368A CN 94108752 CN94108752 CN 94108752 CN 94108752 A CN94108752 A CN 94108752A CN 1111368 A CN1111368 A CN 1111368A
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- brush
- conversion
- roller brushes
- stationary contact
- contact body
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Abstract
In the voltage regulator, the two ends of iron core have toothed cover plates, the winding is inside gullet and passes through the axis, there are at least two rolling brushes, an operation one and a converting one, and the converting positioner includes toothed operation contactor and planar converting contactor. The said voltage regulator can position accurately and output continuously adjustable voltage and it has small consumption and long service life.
Description
The present invention relates to a kind of contact type voltage regulator and voltage stabilizer, particularly about a kind of pressure regulator and voltage stabilizer that does not have the accurate location of flour milling roller brushes.
Existing contact voltage regulator, TDGC2, TDGC2J series voltage regulation device as the unified design in the whole nation, it is winding of single-layer-coil on annular core, TEDGC2 series pillar pressure regulator is a winding of single-layer-coil on the cylindricality iron core, TN series automatic voltage regulator, the iron core and the coil of TW series automatic voltage regulator, pressure regulation is to contact the output that the change in location that slides realizes regulating different voltages by brush on the coil flour milling.The pressure regulator of this structure has following defective: 1. because brush itself is the bigger heating of resistance, and flour milling place sectional area of wire dwindles, so resistance is big, heating is high, and pressure drop is big; 2. allow brush short circuit 2-3 circle coil when operation, produce the open circuit loss variation, make the pressure regulator loss big, very easily burn; 3. because of the coarse flatness of flour milling does not reach the regulation requirement, make brush slide in contact resistance increase, the heating height easily burns, easy to wear, so make the reduction of pressure regulator life-span.
The objective of the invention is to overcome the defective of prior art and provide a kind of coil not have flour milling, iron core is in light weight, the lead total length is short, and high heating place separates with coil, and resistance is little, easily heat radiation, pressure drop is little, no open circuit loss variation, and open circuit loss is little, load loss is little, improves a kind of pressure regulator and voltage stabilizer that does not have the accurate location of flour milling roller brushes in serviceable life.
The present invention is achieved by the following scheme: fix an iron core between base in shell and the support and the gland, coiling on the iron core, the coil tap line connects the conversion steady arm, brush is contained in the brush carrier of fixing with axis, and the conversion steady arm is fixed on the gland, and index dial is fixed on the cover, the overhanging end of axis is equipped with the handwheel of band pointer, terminal block fixed housing one side, its invention place is that inside and outside toothed end casing is equipped with at described iron core two ends, coil is wound in the inside and outside roller seating space; Described brush is a roller brushes, and at least two, one is the operation brush of small resistor, one is the conversion brush of big resistance; Described conversion steady arm is made up of apart from one another by operation stationary contact body that is arranged in profile of tooth and smooth flat conversion stationary contact body an insulator and electric conductor.
The invention has the advantages that since the resistance of conversion brush greater than the operation resistance of brush and the stationary contact body location structure of profile of tooth, no matter which kind of position it is rolled into when brush is rolled on the stationary contact surface, that is to say that the operation brush is between stationary contact body or stationary contact body, or the operation brush all rides on the same stationary contact body with the conversion brush, or the operation brush rides on first stationary contact body, the conversion brush rides over first and rides over simultaneously on second stationary contact body or the like, can both accurately be located makes electric current flow through brush, and the operation brush is only taken on the stationary contact body all the time, thereby there is not short-circuit current between the stationary contact body when making operation, output voltage is adjustable continuously, has only the instantaneous short-circuit current that exists during conversion, make the open circuit loss variation trend towards zero, iron core weight is reduced, and total lead is short, high heating place separates with coil, no flour milling resistance is little, easily heat radiation, pressure drop is little, improve serviceable life.
Description of drawings.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is inside and outside toothed end cap structure figure.
Fig. 3 is the roller brushes structural representation.
Fig. 4 is another kind of roller brushes structural representation.
Fig. 5 is straight shape for operation stationary contact body, conversion stationary contact body, and brush is transition status figure on the stationary contact body.
Fig. 6 is that straight-tooth shape, conversion stationary contact body are oblique for operation stationary contact body, and brush is transition status figure on the stationary contact body.
Be further elaborated by above-mentioned accompanying drawing embodiment.
The no flour milling roller brushes accurately pressure regulator and the voltage stabilizer (referring to Fig. 1-6) of location is formed housing by shell (7), support (9), in base (10) is arranged, fix an iron core (11) between base and the gland (8), inside and outside toothed end casing (12) is equipped with at the two ends of iron core, be wound on coil (13) in the inside and outside roller seating space of iron core and two end cover plate all by the axle center, the coil of coiling is entad spent, good evenness, the magnetic field leakage field is few, makes coil and iron core reach optimum and cooperates.Coil tap line (14) connects conversion steady arm (15), and brush is contained in the brush carrier of fixing with axis (5) (1).
Brush is the tumbling-type Assembled electric brush, and at least two, and one of them is by the operation brush (16) of the silver-plated small resistor of making of fine copper, the conversion brush (17) of a big resistance of being made by electrographite.
Roller brushes comprises that columniform roller brushes head (23) and brush holder (19) flexibly connect with little axle (22), stage clip (21) and stage clip location-plate (20) are housed in the brush holder made of copper, can also replace stage clip by magnet (25), magnet pressing plate (24) replaces the stage clip location-plate, utilizes principle of same-sex repulsion to replace the stage clip effect.This pressing plate and brush holder all are fixed in the brush carrier (1).Brush can also be formed by three, and one of them is the operation brush (16) of small resistor, and two is the conversion brush (17) of big resistance.Power supply output line promptly picks out from brush holder (19).
Conversion steady arm (15) is housed between brush and the gland, can be made into annular, straight plate shape, the conversion steady arm is screwed on gland (8), and described conversion steady arm is that an insulator and electric conductor are changed stationary contact body (27) apart from one another by operation stationary contact body (26) that is arranged in profile of tooth and smooth flat.The profile of tooth of operation stationary contact body (26) is a straight-tooth shape, the smooth flat of conversion stationary contact body (27) is a straight shape or oblique, embodiment 1 is the operation stationary contact body (26) of straight-tooth shape and conversion stationary contact body (27) combination of straight shape, three brushes are arranged, an operation brush, two conversion brushes, embodiment 2 is the operation stationary contact body (26) of straight-tooth shape and oblique conversion stationary contact body (27) combination, two brushes are arranged, an operation brush (16), a conversion brush (17).Operation stationary contact body is flour milling not, and conversion stationary contact body is for polishing bright and clean planar section.Operation stationary contact body among the embodiment and conversion stationary contact body are one-piece construction, i.e. setting-in copper electric conductor in insulator.
If stationary contact body transverse width b, stationary contact body insulated part interval width J, operation brush transverse width are a, conversion brush transverse width is c, realize necessary condition of the present invention: b＞a, b＞j, c＞a, c 〉=b+j.
The index dial of pressure regulator and voltage stabilizer (3) is fixed on the cover (18), and the overhanging end of axis (5) is equipped with the handwheel (4) of band pointer (2), and terminal block (6) is fixed on shell (7) one sides.
When rotating pressure regulator or voltage stabilizer handwheel (4), brush assembly of electric is followed axis (5) in fast rotational, promptly drives the brush rotation of rolling on the stationary contact body, comes the regulating winding number of turn with this, thereby reaches the purpose of continuous voltage regulating.
The branch plurality of processes illustrates below.
Process A is the operation normality, contacts with first stationary contact body owing to move brush (16), but because two kinds of brush resistances vary in size, and most of electric current passes through the operation brush, and by first stationary contact body input.
Process B, the beginning transition status, operation brush (16) breaks away from first stationary contact body, conversion brush (17) contacts with first stationary contact body, but also do not contact with second stationary contact body, at this moment changing brush has electric current to pass through, and electric current is entirely by first stationary contact body input, make circuital current keep unimpeded, but do not have the turn-to-turn short circuit electric current.
Process C continues transition status, moves brush (16) this moment and is positioned at centre at interval, and conversion brush (17) contacts with first, second stationary contact body simultaneously, has short-circuit current to exist on the conversion brush, and external circuit continues conducting by the conversion brush.
Process D, move brush (16) and also do not contact with second stationary contact body this moment, and conversion brush (17) contacts with second stationary contact body, but break away from first stationary contact body, at this moment electric current is connected no turn-to-turn short circuit electric current by second stationary contact body input conversion brush and external circuit.Subsequently just be returned to process A by process D.
Said process goes round and begins again, and brush rolls from the stationary contact body, and electric current is unimpeded all the time, and unimpeded electric current is equivalent to insert resistance during brush by conversion to be play and subtract the current prevention and arc effect, reaches stepless even regulation voltage, and accurately loss is reduced in the location, improves the pressure regulator life-span.
Claims (6)
1. one kind is not had flour milling the roller brushes accurately pressure regulator and the voltage stabilizer of location, comprise between base (10) in shell (7) and the support (9) and the gland (8) and fix an iron core (11), coiling on the iron core (13), coil tap line (14) connects conversion steady arm (15), brush is contained in the brush carrier of fixing with axis (5) (1), conversion steady arm (15) is fixed on the gland (8), index dial (3) is fixed on the cover (18), the overhanging end of axis is equipped with the handwheel (4) of band pointer (2), terminal block (6) is fixed on shell (7) one sides, it is characterized in that:
A. inside and outside toothed end casing (12) is equipped with at described iron core (11) two ends, coil (13) be wound on inside and outside roller seating space in;
B. described brush is a roller brushes, and at least two, one of them is the operation brush (16) of small resistor, one is the conversion brush (17) of big resistance;
C. described conversion steady arm (15) is made up of apart from one another by operation stationary contact body (26) that is arranged in profile of tooth and smooth flat conversion stationary contact body (27) an insulator and electric conductor.
2. no flour milling roller brushes as claimed in claim 1 is the pressure regulator and the voltage stabilizer of location accurately, and the profile of tooth that it is characterized in that described operation stationary contact body (26) is a straight-tooth shape, and the plane of conversion stationary contact body (27) is a straight shape or oblique.
3. no flour milling roller brushes as claimed in claim 1 is the pressure regulator and the voltage stabilizer of location accurately, it is characterized in that described roller brushes comprises that roller brushes head (23) and brush holder (19) flexibly connect with little axle (22), are equipped with stage clip (21) and stage clip location-plate (20) in the brush holder (19).
4. no flour milling roller brushes as claimed in claim 1 is the pressure regulator and the voltage stabilizer of location accurately, it is characterized in that described roller brushes comprises that roller brushes head (23) and brush holder (19) flexibly connect with little axle (22), are equipped with magnet (25) and magnet pressing plate (24) in the brush holder (19)
5. no flour milling roller brushes as claimed in claim 1 is the pressure regulator and the voltage stabilizer of location accurately, it is characterized in that described brush also can form by three, and one of them is the operation brush (16) of small resistor, and two is the conversion brush (17) of big resistance.
6. no flour milling roller brushes as claimed in claim 1 is the pressure regulator and the voltage stabilizer of location accurately, it is characterized in that described operation brush (16) adopts that fine copper is silver-plated to be made, and conversion brush (17) adopts electrographite to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94108752 CN1111368A (en) | 1994-07-26 | 1994-07-26 | voltage regulator with rolling brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94108752 CN1111368A (en) | 1994-07-26 | 1994-07-26 | voltage regulator with rolling brush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1111368A true CN1111368A (en) | 1995-11-08 |
Family
ID=5033621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94108752 Pending CN1111368A (en) | 1994-07-26 | 1994-07-26 | voltage regulator with rolling brush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1111368A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377018A (en) * | 2014-11-06 | 2015-02-25 | 华通机电股份有限公司 | Spiral contact voltage regulator |
| CN106847488A (en) * | 2017-03-22 | 2017-06-13 | 刘希荣 | The pressure regulator and carbon brush changing method of a kind of balance abrasion, switching method of discrimination |
| CN107705973A (en) * | 2017-10-26 | 2018-02-16 | 夏丰收 | A kind of pressure regulation method of automatic coupling voltage regulator |
| CN111326332A (en) * | 2019-12-17 | 2020-06-23 | 淄博职业学院 | Self-coupling voltage regulator capable of being used in partition mode |
-
1994
- 1994-07-26 CN CN 94108752 patent/CN1111368A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377018A (en) * | 2014-11-06 | 2015-02-25 | 华通机电股份有限公司 | Spiral contact voltage regulator |
| CN106847488A (en) * | 2017-03-22 | 2017-06-13 | 刘希荣 | The pressure regulator and carbon brush changing method of a kind of balance abrasion, switching method of discrimination |
| CN107705973A (en) * | 2017-10-26 | 2018-02-16 | 夏丰收 | A kind of pressure regulation method of automatic coupling voltage regulator |
| CN111326332A (en) * | 2019-12-17 | 2020-06-23 | 淄博职业学院 | Self-coupling voltage regulator capable of being used in partition mode |
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| C06 | Publication | ||
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| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |