CN1277505C - Electric brush assembly connecting structure of motor for vacuum cleaner - Google Patents
Electric brush assembly connecting structure of motor for vacuum cleaner Download PDFInfo
- Publication number
- CN1277505C CN1277505C CN 01140491 CN01140491A CN1277505C CN 1277505 C CN1277505 C CN 1277505C CN 01140491 CN01140491 CN 01140491 CN 01140491 A CN01140491 A CN 01140491A CN 1277505 C CN1277505 C CN 1277505C
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- brush
- vacuum cleaner
- electric
- motor
- support
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Abstract
The present invention relates to a connecting structure of an electric brush assembly of a motor for a vacuum cleaner. An electric brush box and a motor bracket are made into a whole. Brush holders are inserted and fixed in the electric brush box, so that electric brushes can be inserted in the inner open ends of the brush holders in the sliding mode. A spring is inserted in the inner back part of each brush holder, so that the electric brushes have the elastic support for forward slide. The bracket and the electric brush box traditionally connected in the screw fastening mode are made into a whole with an insulative material, so a screw fastening step is simplified, the cost is reduced, the production efficiency is enhanced, and the damage to the electric brush box and the bracket is prevented. Moreover, the phenomenon of creepage among the brush holders is prevented.
Description
Technical field
The present invention relates to the motor that vacuum cleaner is used, particularly brush case and support are made of one, and the syndeton of motor brush assembly.
Background technology
Generally speaking, the motor that vacuum cleaner is used, its rotating shaft is installed in the rotor, utilizes the impeller rotation that is connected with rotating shaft one end to produce suction, and inner air is arranged to the outside, simultaneously utilized air pressure inside to be lower than the principle of external pressure again, the air that periphery is contained dust and foul sucks in, and simultaneously, by the control of dust cleaner foul is carried out control of dust, clean air is discharged to the outside, finishes the contaminated space of cleaning.
The motor that the conventional vacuum cleaners of finishing this work is used is illustrated in conjunction with the accompanying drawings below.
The motor brush assembly partial sectional view that Fig. 1 uses for traditional vacuum cleaner.The motor brush assembly that Fig. 2 uses for traditional vacuum cleaner connects side view.The motor brush components side view that Fig. 3 uses for traditional vacuum cleaner.
As shown in Fig. 1 to Fig. 3, the motor that conventional cleaners is used is produced rotating mechanism, is connected with rotating mechanism by power supply, and the several sections such as vacuum mechanism that produce suction because of its rotation are formed.
Rotating mechanism is by rotating shaft (5), stator (6), support C8) and brush assembly of electric form.Upper bearing (metal) (1), commutator (2), rotor (3) and lower bearing (4) are installed on the rotating shaft (5).Stator (6) is installed in the outer peripheral face of rotor.Top chock (7) being installed on the support (8), upper bearing (metal) (1) is installed in it, is stator below.Brush assembly of electric then in the both sides of commutator (2) respectively with commutator sliding-contact, supply power, and be connected with the both sides of screw with support (8).
The vacuum generating mechanism is by impeller chimney C9), impeller (10), fixture (11) and bearing (13) form.Impeller (10) is connected with rotating shaft (5), in the impeller inner rotation, produces suction.Fixture (11) is fixed on impeller chimney (9), impeller (10) on the rotating shaft respectively, and bearing (13) has step (12), connects rotating shaft (5) rotation for inserting lower bearing (4).
Between bearing (13) and support (8), stator (6) is installed, and (14a, 14b 14c), can use connecting bolt (14) to pass, and above-mentioned support (8), stator (6) and bearing (13) are fused to be respectively equipped with spliced eye.On the support that is provided with spliced eye (14a) (8) two sides, be provided with spliced eye (15a), connecting bolt (15) connects brush assembly of electric.
Brush assembly of electric is made up of brush (16), brush carrier (17) and brush case (19).Brush carrier (17) center brush (16) one ends and commutator (2) sliding-contact, the other end is by spring-loaded.In brush case (19) two sides, be provided with bearing spliced eye (15b), so that above-mentioned brush carrier (17) is connected on the above-mentioned support (8) with set bolt (15).
The motor that adopts the conventional vacuum cleaners of above-mentioned composition mode to use, bearing (1), commutator (2) are installed in top, are rotor (3) and lower bearing below the commutator (2).The bottom is fixed on the inner impeller of impeller chimney (9) on the bearing (13) that passes rotating shaft (5) connection with fixture (11), rotor (3), be positioned at the stator (6) of rotor (3) outer peripheral face and the support (8) on top, place successively, and connected with bracket fixing bolt (14).
With support bracket bolt (15), (15a 15b) is fixed on brush case (19) on the two sides, the left and right sides of support (8) by the support spliced eye.Then, brush (16) and spring (18) are linked together, be installed in the brush carrier (17), again it is injected and is fixed in the brush carrier (7), make a side of brush (16) one ends and commutator (2) keep sliding-contact.
The electric brush assembly connecting structure of motor that such vacuum cleaner is used, for brush case (19) is fixed on the support (8), need be to the support spliced eye (15a of support (8) and brush case, 15b) form, and, connecting bolt also to carry out four times fastening, operation is too much, efficient is low, cost up.Simultaneously, in the fastening installation of support bracket bolt (15), if operator's misoperation also may be damaged winding, the insulating properties between destruction support (8) and the brush carrier (17) etc.
Summary of the invention
Develop the present invention for addressing the above problem.Employing the present invention can connect support to conventional bolt and the brush case is made of one with the insulating properties material, reduced the bolts assemblies operation, reduced cost, enhanced productivity, prevent the damage of brush case and support, prevented that also the leaky between support and the brush carrier from taking place.The invention provides the electric brush assembly connecting structure of motor that vacuum cleaner is used for this reason.
For realizing above purpose, the invention provides the motor brush assembly connecting structure that a kind of vacuum cleaner is used, the brush case is installed in the electric machine support both sides, the electric machine support that brush case and vacuum cleaner are used is made of one, brush slidably injects this brush carrier front end opening port, and brush carrier is inserted and secured in this brush case, in the inner of brush carrier, be provided with spring, make brush elastic bearing forward.
As previously mentioned, according to the present invention, brush assembly of electric be connected the brush case that support uses and be made of one, form the support that insulating materials constitutes, thereby eliminated the bolt assembling procedure that connects brush assembly of electric, improved production man-hour and efficient, prevented that the brush case that the nut assembling procedure causes from damaging, and also prevented the support of conduction and the leaky between the brush assembly of electric.
Description of drawings
The motor brush assembly partial sectional view that Fig. 1 uses for traditional vacuum cleaner;
The motor brush assembly that Fig. 2 uses for traditional vacuum cleaner connects side view:
The side view of the motor brush assembly that Fig. 3 uses for conventional vacuum cleaners;
The motor brush assembly partial side view that Fig. 4 uses for vacuum cleaner of the present invention;
The motor brush assembly that Fig. 5 uses for vacuum cleaner of the present invention connects side view;
Fig. 6 is the side view of brush assembly of electric of the present invention;
Fig. 7 is a brush assembly of electric cutaway view of the present invention.
Symbol description among the figure
1: upper bearing (metal) 2: commutator
3: rotor 4: lower bearing
5: rotating shaft 6: stator
8,108: support 13: bearing (Bracket)
16,116: brush 17,117: brush carrier
18,118: spring 19,119: brush case
117a: stop clamp 117b: retaining is by end plate
119b: spliced eye 119a: openings
119c: stopper slot
The specific embodiment
Below, the syndeton embodiment of the motor brush assembly that vacuum cleaner of the present invention is used in conjunction with appended drawing, introduces it in detail and forms and the action situation.
Parts in composition identical with conventional motors and the action use identical symbol.
The brush assembly of electric cutaway view of invention.
The motor brush assembly partial sectional view that Fig. 4 uses for vacuum cleaner of the present invention.The connection side view of the motor brush assembly that Fig. 5 uses for vacuum cleaner of the present invention.Fig. 6 is the side view of brush assembly of electric of the present invention.Fig. 7 is a brush assembly of electric cutaway view of the present invention.
As shown in Fig. 4 to Fig. 7, the motor that dust catcher of the present invention is used is made up of rotating mechanism and vacuum generation structure.Rotating mechanism can produce rotation when connecting power supply.The vacuum generating mechanism produces suction because of rotation being connected to above-mentioned rotating mechanism.
Above-mentioned rotating mechanism is made of rotating shaft (5), stator (6), support (108) and brush assembly of electric.Upper bearing (metal) (1), commutator (2), rotor (3) and lower bearing (4) are installed on the rotating shaft (5).Stator (6) is installed in the outer peripheral face of rotor.Support (108) top is provided with top chock (107), on stator (6), installs bearing (1).Brush assembly of electric then is fastened on the both sides of support (108) with bolt, with above-mentioned commutator (2) sliding-contact.
The vacuum generating mechanism is become by impeller chimney (9), impeller (10), fixture (11) and bearing (1).Fixture (11) is fixed on impeller (10) on the rotating shaft.Impeller (10) can rotate in above-mentioned impeller chimney (9) respectively, produces suction.Bearing (13) is provided with a step (12), is used to insert lower bearing (4), and rotating shaft (5) is passed and rotates.
Between bearing (13) and the support (108) stator (6) is installed, on them, is provided with spliced eye (14a, 14b, 14c) respectively.With bolt (14),, link into an integrated entity support (108), stator (6) and bearing (13).On the support both sides that have above-mentioned support (108) spliced eye (14a), connect brush assembly of electric.
Brush assembly of electric is formed one by brush (116), spring (118), brush carrier (117) and brush case (119).Brush (116) inserts in the brush carrier (117), an end and above-mentioned commutator (22) sliding-contact, and the other end is by spring (118) elastic bearing.Brush carrier (117) is injected the brush case,, form brush assembly of electric in top, support (108) both sides.
Brush case (119) has openings (119a), is communicated with the spliced eye (14a) of support (108) down either side, so that form one with above-mentioned support.
In brush case (119), be provided with spliced eye (119b) on the horizontal direction, use during for grafting brush carrier (117).End in spliced eye (119b) is provided with stopper slot (119c) and passes spliced eye (119b) to prevent above-mentioned brush carrier (117).
For guaranteeing that above-mentioned brush (116) can slip into brush carrier (117), make an end opening, the hollow rectangular body of other end closure by spring (118) effect that is connected with a closed end inwall, makes the brush outer end of insertion and commutator (2) keep Elastic Contact.
And brush carrier (117) injects in the spliced eye (119b) of brush case (119), by withstanding on the stopper slot (119c), is fixed by end plate (117b) by stop clamp (117a) and retaining.Stop clamp (117a) is a truncation part upper side (see figure 5) on plane on the brush carrier, is fixed in the brush case openings (119a).Retaining prevents then that by end plate brush carrier (117) from moving inward.
The electric brush assembly connecting structure of motor that the vacuum cleaner of the present invention that adopts said method to form is used is equipped with lower bearing (4), rotor (3), commutator (2) and upper bearing (metal) (1) on its rotating shaft (5).Bearing (13) is arranged at the bottom in rotating shaft (5).With fixture (11), impeller (10) is fixed in the impeller chimney (9), and on bearing (13), stator (6) and support (108) are installed successively, (14a, 14b, 14c) is on the straight line, by the openings (119a) on brush case (119) upper and lower surface, with connecting fastening bolt (14) support (108), stator (6) bearing (13) with couple together.
Form brush carrier in the brush case (119) of one with support (108), insert brush (116), inner spring (118) elastic bearing, contact with the lateral surface of commutator (2), and press above-mentioned stopper slot (119c) and keep off the degree of depth that limits by end plate (117b), when brush carrier (117) injects the spliced eye (119b) of brush case (119), be locked on the openings (119a) above the brush case with the stop clamp (117a) on plane on the brush carrier.Like this, brush (116) promptly carries out sliding-contact in the side of above-mentioned commutator, and power supply is provided.
Claims (6)
1, the motor brush assembly connecting structure used of a kind of vacuum cleaner, the brush case is installed in the electric machine support both sides, it is characterized in that: the electric machine support that brush case and vacuum cleaner are used is made of one, brush slidably injects brush carrier front end opening port, brush carrier is inserted and secured in this brush case, the inner at brush carrier is provided with spring, makes brush elastic bearing forward.
2, according to the said vacuum cleaner of claim 1 motor brush assembly of electric syndeton, it is characterized in that: plane and lower plane are provided with the openings of a connection on the brush case, be communicated with the spliced eye of support down either side, support, stator, bearing be fixed together with bolt.
3, according to the said vacuum cleaner of claim 1 motor brush assembly of electric syndeton, it is characterized in that: the brush case is provided with stopper slot, can control the brush carrier insertion depth.
4, according to the said vacuum cleaner of claim 1 motor brush assembly of electric syndeton, it is characterized in that: the close mouth of brush carrier is made the retaining of belt edge by end plate, and the brush case of can powering inserts and keeps off when connecting by fixing.
5, according to the said vacuum cleaner of claim 1 motor brush assembly of electric syndeton, it is characterized in that: support and brush case are made with insulating materials and the brush carrier insulation.
6, according to the said vacuum cleaner of claim 2 motor brush assembly of electric syndeton, it is characterized in that: brush carrier blocks a plane at least in last lower plane, forms the stop clamp, when insertion is connected with the brush case, leans against on its openings and locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01140491 CN1277505C (en) | 2001-12-11 | 2001-12-11 | Electric brush assembly connecting structure of motor for vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01140491 CN1277505C (en) | 2001-12-11 | 2001-12-11 | Electric brush assembly connecting structure of motor for vacuum cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1423992A CN1423992A (en) | 2003-06-18 |
| CN1277505C true CN1277505C (en) | 2006-10-04 |
Family
ID=4675907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01140491 Expired - Fee Related CN1277505C (en) | 2001-12-11 | 2001-12-11 | Electric brush assembly connecting structure of motor for vacuum cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1277505C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100384028C (en) * | 2003-09-25 | 2008-04-23 | 乐金电子(天津)电器有限公司 | Brush assembly unit of dynamo for vacuum cleaner |
| CN100380753C (en) * | 2003-09-25 | 2008-04-09 | 乐金电子(天津)电器有限公司 | Brush assembly unit of dynamo for vacuum cleaner |
| CN100384029C (en) * | 2003-09-25 | 2008-04-23 | 乐金电子(天津)电器有限公司 | Lead connection structure of brush assembly for motor |
| CN100414785C (en) * | 2003-12-12 | 2008-08-27 | 乐金电子(天津)电器有限公司 | Brush assembly of collector motor possessing function of blocking out overload current |
-
2001
- 2001-12-11 CN CN 01140491 patent/CN1277505C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1423992A (en) | 2003-06-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061004 Termination date: 20100111 |