CN211377825U - Direct current permanent magnet brush motor capable of detecting water leakage - Google Patents
Direct current permanent magnet brush motor capable of detecting water leakage Download PDFInfo
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- CN211377825U CN211377825U CN201921963388.XU CN201921963388U CN211377825U CN 211377825 U CN211377825 U CN 211377825U CN 201921963388 U CN201921963388 U CN 201921963388U CN 211377825 U CN211377825 U CN 211377825U
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Abstract
The utility model relates to a direct current permanent magnetism brush motor technical field, concretely relates to direct current permanent magnetism brush motor that detectable leaked. The utility model provides a direct current permanent magnetism brush motor leakproofness that detectable leaked is good, and waterproof nature is splendid, can follow the seepage that reduces external moisture in the root, is in simultaneously the utility model provides a direct current permanent magnetism brush motor inside of detectable leaking still installs the detection conducting strip that leaks, advances the inside back of motor as external moisture seepage, can make the voltage production change between the detection conducting strip that leaks, realizes in time reporting to the police through the change of voltage and shuts down the motor to reach the emergence of prevention electric leakage accident.
Description
Technical Field
The utility model relates to a direct current permanent magnetism brush motor technical field, concretely relates to direct current permanent magnetism brush motor that detectable leaked.
Background
The dc permanent magnet motor is a dc motor in which a magnetic field is established by permanent magnets, and the dc permanent magnet motor can be classified into a dc permanent magnet brushless motor and a dc permanent magnet brushless motor according to the presence or absence of a brush. The dc permanent magnet brush motor is widely applied to various electric appliances or appliances requiring rotational power, and its performance has an important influence on many appliances, so it is receiving attention.
The existing direct current permanent magnet brush motor is easy to leak water, and potential safety hazards of electric leakage can be generated.
In view of the above-mentioned defects, the present designer actively makes research and innovation to create a dc permanent magnetic brush motor capable of detecting water leakage, so that the dc permanent magnetic brush motor has industrial utility value.
Disclosure of Invention
In order to solve the technical problem, the present invention provides a dc permanent magnet brush motor capable of detecting water leakage.
In order to solve the technical problem, the utility model provides a direct current permanent magnet brush motor capable of detecting water leakage, which comprises an armature assembly, a mechanical seal pressing sleeve, a front end cover, a shell, a rear end cover, a wire harness, a lead fixing pressing cover and a gland, wherein the armature assembly is hermetically installed on the front end cover through the mechanical seal pressing sleeve, an O-shaped gasket is installed between the front end cover and the shell, an O-shaped gasket is also installed between the rear end cover and the shell, magnetic steel is installed between the shell and the armature assembly, the brush is connected in series with the bottom end of the armature assembly, a water leakage detection assembly is installed on one side of the shell, the armature assembly is coaxially connected with the front end cover and the rear end cover and is installed on the same horizontal plane with the magnetic steel in the shell, the wire harness is connected with one side opposite to the water leakage detection injection molding part installed, the water leakage detection assembly comprises a water leakage detection conductive copper rod, a water leakage detection conductive sheet, a water leakage detection injection molding part, a magnetic steel positioner, a fixing screw and a fastening screw.
Preferably, the water leakage detection conductive copper rod and the water leakage detection conductive sheet are connected into a whole through a fixing screw.
Preferably, the magnetic steel positioner is sleeved on the conductive copper rod and is fixedly connected with the magnetic steel.
Preferably, the water leakage detection conducting strip and the water leakage detection injection molding part are fastened and installed into an integral structure through a fastening screw.
Preferably, the front end cover and the rear end cover are both of aluminum die-cast integral structure.
Preferably, the magnetic steels are four pieces and are axially symmetrically distributed between the shell and the armature assembly.
Preferably, the housing is made of a precision-drawn steel tube into a unitary structure.
Preferably the water leakage detection injection molding part is of an arc-shaped structure, and the arc radian is 150-170 degrees.
Preferably, the water leakage detection conducting strip is of an arc structure, and the radian of the arc is 150-170 degrees.
Preferably, the O-rings mounted between the front end cap and the housing and between the rear end cap and the housing are two layers.
Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:
the utility model provides a direct current permanent magnetism brush motor leakproofness that detectable leaked is good, and waterproof nature is splendid, can follow the seepage that reduces external moisture in the root, is in simultaneously the utility model provides a direct current permanent magnetism brush motor inside of detectable leaking still installs the detection subassembly that leaks, after external moisture seepage entered motor inside, can make the voltage production change between the detection conducting strip of leaking, realizes in time reporting to the police through the change of voltage and shuts down the motor to reach the emergence of prevention electric leakage accident.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate a certain embodiment of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a perspective view of a dc permanent magnet brush motor capable of detecting water leakage according to the present invention;
fig. 2 is a perspective view of the internal structure of the dc permanent magnet brush motor capable of detecting water leakage according to the present invention;
fig. 3 is an overall perspective view of the water leakage detection assembly in the dc permanent magnet brush motor capable of detecting water leakage according to the present invention;
fig. 4 is a split perspective view of the water leakage detection assembly in the dc permanent magnet brush motor capable of detecting water leakage according to the present invention;
in fig. 1, an armature assembly; 2. mechanically sealing the compression sleeve; 3. a front end cover; 4. a housing; 5. a rear end cap; 6. a wire harness; 7. the lead wire is fixed with the pressing cover; 8. and (7) pressing the cover.
In fig. 2, 1, an armature assembly; 2. mechanically sealing the compression sleeve; 6. a wire harness; 7. the lead wire is fixed with the pressing cover; 8. a gland; 9. an O-shaped gasket; 10. magnetic steel; 11. an electric brush; 12. and a water leakage detection assembly.
In fig. 3, 13, a water leakage detection conductive copper rod; 14. a water leakage detection conducting strip; 15. detecting the injection molding part by water leakage; 16. a magnetic steel positioner; 17. a set screw; 18. and (5) fastening the screw.
In fig. 4, 13, a water leakage detection conductive copper rod; 14. a water leakage detection conducting strip; 15. detecting the injection molding part by water leakage; 16. a magnetic steel positioner; 17. a set screw; 18. and (5) fastening the screw.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1, 2, 3 and 4, a dc permanent magnet brush motor capable of detecting water leakage according to a preferred embodiment of the present invention includes an armature assembly 1, a mechanical seal pressing sleeve 2, a front end cover 3, a housing 4, a rear end cover 5, a wire harness 6, a lead fixing pressing cover 7 and a gland 8, wherein the front end cover 3 and the rear end cover 5 are all aluminum die-cast to form an integrated structure, the armature assembly 1 is hermetically mounted on the front end cover 3 through the mechanical seal pressing sleeve 2, an O-shaped gasket 9 is mounted between the front end cover 3 and the housing 4, and the O-shaped gaskets 9 mounted between the front end cover 3 and the housing 4 and between the rear end cover 5 and the housing 4 are both two layers. An O-shaped gasket 9 is also arranged between the rear end cover 5 and the shell 4, magnetic steel 10 is arranged between the shell 4 and the armature assembly 1, and the magnetic steel 10 is divided into four pieces which are axially symmetrically distributed between the shell 4 and the armature assembly 1. Brush 11 concatenates with the bottom of armature subassembly 1 and links to each other, install the detection subassembly 12 that leaks in casing 4 one side, coaxial coupling between armature subassembly 1 and front end housing 3 and the rear end cap 5, and install on same horizontal plane with the inside magnet steel 10 of casing 4, pencil 6 is connected and is installed the one side that the detection injection molding 15 is relative of leaking at rear end cap 5, install lead wire fixed pressing cover 7 and gland 8 on pencil 6, the detection subassembly 12 that leaks is including leaking the detection electrically conductive copper pole 13, leak and detect conducting strip 14, it is by the arc structure to leak the detection conducting strip 14, curved radian is 150. The water leakage detection injection molding piece 15 is of an arc-shaped structure, and the radian of the arc is 150 degrees. The water leakage detection device comprises a magnetic steel positioner 16, a fixing screw 17 and a fastening screw 18, wherein the water leakage detection conductive copper rod 13 and the water leakage detection conductive sheet 14 are connected into a whole through the fixing screw 17, the magnetic steel positioner 16 is sleeved on the conductive copper rod 13 and is fixedly connected with the magnetic steel 10, the water leakage detection conductive sheet 14 and the water leakage detection injection molding piece 15 are fastened and installed into an integral structure through the fastening screw 18, and the shell 4 is manufactured into the integral structure through precisely stretching a steel pipe.
The utility model discloses an use and working method and principle:
the direct current permanent magnetic brush motor of the utility model can be used for swimming training devices, also can be used for borderless swimming pools, swimming pools without end of swimming as they are, and directional water flow is formed by a special hydraulic pushing device, swimmers swim in the swimming pools through reverse flow, thereby achieving the purpose of swimming sports, similar to running machines, when in use, the motor of the utility model realizes water supply of the swimming training device by driving an impeller to generate water flow, in addition, the direct current permanent magnetic brush motor capable of detecting water leakage is arranged at the lead end and the output end through a double sealing mode, the direct current permanent magnetic brush motor has good self sealing performance and excellent water resistance, can reduce the leakage of external water from the root, and simultaneously, a water leakage detection guide component is arranged inside the direct current permanent magnetic brush motor capable of detecting water leakage, this subassembly is by the detection conductive copper pole that leaks, the detection conducting strip that leaks, it constitutes to leak detection injection molding and magnet steel locator, wherein the magnet steel locator can be fixed the detection conductive copper pole that leaks on the magnet steel, prevent to leak and detect the conductive copper pole friction armature of bending, and the detection injection molding that leaks plays insulating effect, in practical, it draws forth with the detection line connection that leaks to leak detection conducting strip and the detection conductive copper pole that leaks together, and let in DC voltage to wherein, after the motor intake voltage can switch on with motor housing, the earth connection can detect voltage, thereby send the alarm of leaking, and then realize in time reporting to the police and close the motor, finally reach the emergence of prevention electric leakage accident.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a direct current permanent magnetism brush motor that detectable leaked, compresses tightly cover (2), front end housing (3), casing (4), rear end cap (5), pencil (6), lead wire are fixed and are compressed tightly lid (7), gland (8), its characterized in that including armature subassembly (1), mechanical seal: an armature assembly (1) is hermetically installed on a front end cover (3) through a mechanical sealing pressing sleeve (2), an O-shaped gasket (9) is installed between the front end cover (3) and a shell (4), the O-shaped gasket (9) is also installed between a rear end cover (5) and the shell (4), magnetic steel (10) is installed between the shell (4) and the armature assembly (1), an electric brush (11) is connected with the bottom end of the armature assembly (1) in series, a water leakage detection assembly (12) is installed on one side of the shell (4), the armature assembly (1), the front end cover (3) and the rear end cover (5) are coaxially connected and installed on the same horizontal plane with the magnetic steel (10) inside the shell (4), a wiring harness (6) is connected with one side, opposite to the water leakage detection injection molding piece (15), of the rear end cover (5) is installed, and a lead fixing pressing cover (7) and a gland (8) are installed on, the water leakage detection assembly (12) comprises a water leakage detection conductive copper rod (13), a water leakage detection conductive sheet (14), a water leakage detection injection molding part (15), a magnetic steel positioner (16), a fixing screw (17) and a fastening screw (18).
2. The direct current permanent magnet brush motor capable of detecting water leakage according to claim 1, wherein: the water leakage detection conductive copper rod (13) and the water leakage detection conductive sheet (14) are connected into a whole through a fixing screw (17).
3. The direct current permanent magnet brush motor capable of detecting water leakage according to claim 1, wherein: and the magnetic steel positioner (16) is sleeved on the conductive copper rod (13) and is fixedly connected with the magnetic steel (10).
4. The direct current permanent magnet brush motor capable of detecting water leakage according to claim 1, wherein: the water leakage detection conducting strip (14) and the water leakage detection injection molding piece (15) are fastened and installed into an integral structure through a fastening screw (18).
5. The direct current permanent magnet brush motor capable of detecting water leakage according to claim 1, wherein: the front end cover (3) and the rear end cover (5) are of an aluminum die-casting integrated structure.
6. The direct current permanent magnet brush motor capable of detecting water leakage according to claim 1, wherein: the magnetic steel (10) is provided with four pieces which are axially symmetrically distributed between the shell (4) and the armature component (1).
7. The direct current permanent magnet brush motor capable of detecting water leakage according to claim 1, wherein: the shell (4) is manufactured into an integral structure through precision drawing of a steel pipe.
8. The direct current permanent magnet brush motor capable of detecting water leakage according to claim 1, wherein: the water leakage detection injection molding piece (15) is of an arc-shaped structure, and the arc-shaped radian is 150-170 degrees.
9. The direct current permanent magnet brush motor capable of detecting water leakage according to claim 1, wherein: the water leakage detection conducting strip (14) is of an arc-shaped structure, and the radian of the arc is 150-170 degrees.
10. The direct current permanent magnet brush motor capable of detecting water leakage according to claim 1, wherein: and O-shaped gaskets (9) arranged between the front end cover (3) and the shell (4) and between the rear end cover (5) and the shell (4) are two layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921963388.XU CN211377825U (en) | 2019-11-14 | 2019-11-14 | Direct current permanent magnet brush motor capable of detecting water leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921963388.XU CN211377825U (en) | 2019-11-14 | 2019-11-14 | Direct current permanent magnet brush motor capable of detecting water leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211377825U true CN211377825U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921963388.XU Active CN211377825U (en) | 2019-11-14 | 2019-11-14 | Direct current permanent magnet brush motor capable of detecting water leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211377825U (en) |
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2019
- 2019-11-14 CN CN201921963388.XU patent/CN211377825U/en active Active
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