CN208675013U - A kind of direct current generator - Google Patents

Abstract

The utility model discloses a kind of direct current generators, including DC electric machine main body, stator, preceding skeleton, back skeleton, anti-corrosion inner casing and connecting plate, the inside top position of DC electric machine main body is fixedly connected with stator, the peripheral outer wall of stator is connected with the inside top inner wall of DC electric machine main body, the interior bottom portion left-hand portion of DC electric machine main body is fixedly connected with fixed plate, the peripheral outer wall of fixed plate is connected with the interior bottom portion inner left wall of DC electric machine main body, fixed plate, embody the practicability and protectiveness of DC electric machine main body, rear cover, embody the disassembly and practicability of DC electric machine main body, stainless steel casing, embody the protectiveness of DC electric machine main body, anti-corrosive properties and inoxidizability, sealing ring, embody the protectiveness and leakproofness of DC electric machine main body, have in future There is extensive development prospect.

Description

A kind of direct current generator

Technical field

Originally practical to be related to technical field of motors, specially a kind of direct current generator.

Background technique

Motor is indicated with letter M (old plant D) in circuit, its main function is to generate driving torque, as The power source of electrical appliance or various machinery, generator indicate that its main function is turned using mechanical energy with letter G in circuit Turn to electric energy.

But existing motor, due to the not set stainless steel spacer in motor surface itself, so as to cause motor corrosion resistance Can be poor with interference free performance, cause motor surface can by extraneous air oxidation, while can the water contained in air cause Rustization corrosion occurs for its surface texture, the service life of motor itself is reduced, with protective, it is easy to due to motor surface coat Protective performance is poor, to influence the normal operation of other structures inside motor, causes motor to be unable to operate normally and damage, and right User causes certain economic loss.

So how to design a kind of direct current generator, become our current problems to be solved.

Utility model content

The purpose of this utility model is to provide a kind of direct current generators, to solve to propose inside motor in above-mentioned background technique Anti-corrosion oxidation proof propertiess poor.

To achieve the above object, the utility model provides the following technical solutions: a kind of direct current generator, including direct current generator dress Set main body, stator, preceding skeleton, back skeleton, anti-corrosion inner casing and connecting plate, the inside top position of the DC electric machine main body It is fixedly connected with stator, the peripheral outer wall of the stator is connected with the inside top inner wall of DC electric machine main body, described fixed The bottom end of son is fixedly connected with preceding skeleton, and the top peripheral outer wall of the preceding skeleton is connected with the top peripheral outer wall of stator, institute The top for stating stator is fixedly connected with back skeleton, the top peripheral outer wall phase of the bottom end periphery outer wall and stator of the back skeleton Even, the interior bottom portion position of the DC electric machine main body is connected with rotor assembly, and the periphery of the rotor assembly is outer Wall is connected with the interior bottom portion intermediate inner wall of DC electric machine main body overlap joint, the bosom of the DC electric machine main body Position is fixedly connected with axis, and the peripheral outer wall of the axis is connected with the bosom inner wall of DC electric machine main body overlap joint, institute The peripheral nested encryptions for stating axis have aluminium insert, and the inside inner wall of the aluminium insert is connected with the peripheral outer wall of axis, the bottom of the axis End is connected with motor bearings, and the inside inner wall of the motor bearings is connected with the bottom end periphery outer wall of axis, the motor shaft The bottom end held is fixedly connected with connecting plate, the bottom end periphery outer wall of peripheral outer wall and motor bearings among the top of the connecting plate Overlap joint is connected, and position is connected with output shaft, the top of the output shaft among the bottom end of the DC electric machine main body Peripheral outer wall is connected with the bottom end periphery outer wall of DC electric machine main body, the inside left bottom of the DC electric machine main body Portion position is fixedly connected with wiring board, the top peripheral outer wall of the wiring board and the inside left bottom of DC electric machine main body Inner wall overlap joint in portion's is connected, and the top periphery nested encryptions of the output shaft have bearing with end cover, the inside inner wall of the bearing with end cover It is connected with the top periphery outer wall of output shaft, the peripheral nested encryptions of the anti-corrosion inner casing have a shell, in the inside of the shell Wall is connected with the peripheral outer wall of anti-corrosion inner casing, and insertion is connected with the first screw on the left of the bottom end of the DC electric machine main body, The top periphery outer wall of first screw is connected with inside inner wall overlap joint on the left of the bottom end of DC electric machine main body, described straight Position insertion is connected with the second screw among the top of galvanic electricity machine apparatus main body, the bottom periphery outer wall of second screw and straight Inside inner wall overlap joint is connected among the top of galvanic electricity machine apparatus main body, and the top left hand of the DC electric machine main body is fixed to be connected It is connected to FPC line, the bottom end periphery outer wall of the FPC line is connected with inner wall on the inside of the top left hand of DC electric machine main body, institute It states position among the bottom end of DC electric machine main body and is fixedly connected with rubber sheet gasket, the top peripheral outer wall of the rubber sheet gasket It is connected with outer wall overlap joint peripheral among the bottom end of DC electric machine main body, position is fixed among the bottom end of the rubber sheet gasket connects It is connected to circlip, peripheral outer wall is connected among the top peripheral outer wall of the circlip and the bottom end of rubber sheet gasket, the direct current generator The top of apparatus main body, which is embedded in, is connected with sealing ring, in the peripheral outer wall of the sealing ring and the top of DC electric machine main body Inner wall overlap joint in side is connected.

Preferably, the periphery of the DC electric machine main body is fixedly connected with stainless steel casing, the stainless steel casing Peripheral outer wall be connected with the peripheral outer wall of DC electric machine main body.

Preferably, be fixedly connected with anti-corrosion inner casing on the inside of the DC electric machine main body, the anti-corrosion inner casing it is outer Outer wall is enclosed to be connected with the inside inner wall of DC electric machine main body.

Preferably, the interior bottom portion left-hand portion of the DC electric machine main body is fixedly connected with fixed plate, described solid The peripheral outer wall of fixed board is connected with the interior bottom portion inner left wall of DC electric machine main body.

Preferably, the top nested encryptions of the DC electric machine main body have a rear cover, on the inside of the bottom end of the rear cover in Wall is connected with the top peripheral outer wall of DC electric machine main body.

Preferably, the shape of the rubber sheet gasket is that the cylinder for having cylindrical bore, and the output with bottom end are run through in centre Axis, the circlip of rubber sheet gasket bottom end and the bearing with end cover at the top of rubber sheet gasket are in be vertically arranged from top to bottom.

Preferably, the shape of the sealing ring is intermediate through the cylinder for having cylindrical bore, and with the magnet ring of bottom, bottom The aluminium insert in portion and the axis of bottom are in be vertically arranged from top to bottom.

Compared with prior art, the beneficial effect of this kind of utility model is:

1. this kind of direct current generator, the periphery of DC electric machine main body is fixedly connected with stainless steel casing, stainless steel casing Peripheral outer wall be connected with the peripheral outer wall of DC electric machine main body, stainless steel casing can be to DC electric machine main body Protection is played the role of on surface, can effectively prevent DC electric machine main body from contacting for a long time with external environment and cause its table Face dioxygen oxidation contained in air leads to DC electric machine body surfaces rustization, and DC electric machine main body is caused to protect Shield property is poor and service life reduces, and embodies the protectiveness, anti-corrosive properties and inoxidizability of DC electric machine main body itself.

2. this kind of direct current generator, be fixedly connected with anti-corrosion inner casing on the inside of DC electric machine main body, anti-corrosion inner casing it is outer Outer wall is enclosed to be connected with the inside inner wall of DC electric machine main body, anti-corrosion inner casing is arranged in DC electric machine body inner surface, Can by the drying material on its surface can effectively by moisture included in DC electric machine body interior air into Row absorbs, and effectively prevents water contained in DC electric machine body interior air for DC electric machine body interior knot Structure rustization reduces its service life, and causes DC electric machine body interior structural failure, and certain warp is caused to user Ji loss, embodies the anti-corrosive properties of DC electric machine main body itself.

3. the interior bottom portion left-hand portion of this kind of direct current generator, DC electric machine main body is fixedly connected with fixed plate, Gu The peripheral outer wall of fixed board is connected with the interior bottom portion inner left wall of DC electric machine main body, can effectively ensure direct current generator The drying of apparatus main body internal structure drops its internal water content, it is ensured that DC electric machine body interior structure is not by air Middle moisture corrosion, while fixed plate can play the protective effect to DC electric machine body interior structure, effectively by direct current Electric machine body interior structure is separated, it is ensured that structure will not collide influence each other at work, effective to improve The working efficiency of DC electric machine main body itself, embodies the practicability and protectiveness of DC electric machine main body itself.

4. this kind of direct current generator, the top nested encryptions of DC electric machine main body have a rear cover, on the inside of the bottom end of rear cover in Wall is connected with the top peripheral outer wall of DC electric machine main body, can be by rear cover to DC electric machine body interior structure Inspected periodically the replacement with internally dry wall, it is ensured that the normal operation of its device, while maintenance personal is facilitated to it Carry out disassembly installation and maintenance, high degree facilitating to DC electric machine main body maintenance itself while also mentioning significantly The high service life of DC electric machine main body itself, embody the disassembly of DC electric machine main body itself with it is practical Property.

5. this kind of direct current generator, the shape of rubber sheet gasket is intermediate through the cylinder for having cylindrical bore, and with bottom end Output shaft, the circlip of rubber sheet gasket bottom end and the bearing with end cover at the top of rubber sheet gasket are in be vertically arranged from top to bottom, rubber sheet gasket Material uses PC plastic material resistant to high temperature, can effectively ensure the airtightness of DC electric machine main body, effective anti- Only extraneous large quantity of air enters in DC electric machine main body, while also ensuring that DC electric machine main body exports at work Axis will not rub between other structures, to cause structural wear, embody the guarantor of DC electric machine main body itself Shield property and airtightness.

6. this kind of direct current generator, the shape of sealing ring is that the cylinder for having cylindrical bore, and the magnetic with bottom are run through in centre The axis of ring, the aluminium insert of bottom and bottom is in be vertically arranged from top to bottom, can be to DC electric machine main body institute vent portion It is sealed, effectively prevents air and enter in DC electric machine main body its internal structure is aoxidized, damage in it Portion's structure causes the DC electric machine main body speed of service to be affected, and easilys lead to DC electric machine body interior Structural failure causes a degree of economic loss to user, embody the protectiveness of DC electric machine main body itself with Leakproofness.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the whole the schematic diagram of the section structure of the utility model

In figure: 1, DC electric machine main body, 101, stator, 102, preceding skeleton, 103, back skeleton, 105, anti-corrosion inner casing, 106, rotor assembly, 107, magnet ring, 108, aluminium insert, 109, axis, 1010, motor bearings, 1011, connecting plate, 1012, fixation Plate, 1013, rear cover, 1014, output shaft, 1015, wiring board, 1016, bearing with end cover, 1017, shell, the 1018, first screw, 1019, the second screw, 1020, FPC line, 1021, rubber sheet gasket, 1022, circlip, 1023, sealing ring, 2, stainless steel casing.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of direct current generator, including DC electric machine Main body 1, stator 101, preceding skeleton 102, back skeleton 103, anti-corrosion inner casing 105 and connecting plate 1012, DC electric machine main body 1 Inside top position is fixedly connected with stator 101, the peripheral outer wall of stator 101 and the inside top of DC electric machine main body 1 Inner wall is connected, and the bottom end of stator 101 is fixedly connected with preceding skeleton 102, top peripheral outer wall and the stator 101 of preceding skeleton 102 Top peripheral outer wall is connected, and the top of stator 101 is fixedly connected with back skeleton 103, the bottom end periphery outer wall of back skeleton 103 and fixed The top peripheral outer wall of son 101 is connected, and the interior bottom portion position of DC electric machine main body 1 is connected with rotor assembly 106, The peripheral outer wall of rotor assembly 106 is connected with the interior bottom portion intermediate inner wall of DC electric machine main body 1 overlap joint, direct current generator dress The bosom position for setting main body 1 is fixedly connected with axis 109, the peripheral outer wall of axis 109 and the inside of DC electric machine main body 1 Intermediate inner wall overlap joint is connected, and the peripheral nested encryptions of axis 109 have aluminium insert 108, inside inner wall and the axis 109 of aluminium insert 108 Peripheral outer wall is connected, and the bottom end of axis 109 is connected with motor bearings 1010, the inside inner wall and axis 109 of motor bearings 1010 Bottom end periphery outer wall be connected, the bottom end of motor bearings 1010 is fixedly connected with connecting plate 1011, in the top of connecting plate 1011 Between peripheral outer wall overlap and be connected with the bottom end periphery outer wall of motor bearings 1010, the bottom end middle part of DC electric machine main body 1 Position is connected with output shaft 1014, the top peripheral outer wall of output shaft 1014 and the bottom end periphery of DC electric machine main body 1 Outer wall is connected, and the inside left lower portion of DC electric machine main body 1 is fixedly connected with wiring board 1015, wiring board 1015 Top peripheral outer wall is connected with the inside left bottom interior wall of DC electric machine main body 1 overlap joint, outside the top of output shaft 1014 Enclosing nested encryptions has bearing with end cover 1016, the top periphery outer wall phase of the inside inner wall and output shaft 1014 of bearing with end cover 1016 Even, the peripheral nested encryptions of anti-corrosion inner casing 105 have shell 1017, the inside inner wall of shell 1017 and the periphery of anti-corrosion inner casing 105 Outer wall is connected, and insertion is connected with the first screw 1018, the top of the first screw 1018 on the left of the bottom end of DC electric machine main body 1 Peripheral outer wall is connected with inside inner wall overlap joint on the left of the bottom end of DC electric machine main body 1, the top of DC electric machine main body 1 Intermediate position insertion is connected with the second screw 1019, the bottom periphery outer wall and DC electric machine main body 1 of the second screw 1019 Top among inside inner wall overlap joint be connected, the top left hand of DC electric machine main body 1 is fixedly connected with FPC line 1020, FPC The bottom end periphery outer wall of line 1020 is connected with inner wall on the inside of the top left hand of DC electric machine main body 1, DC electric machine master Position is fixedly connected with rubber sheet gasket 1021, the top peripheral outer wall and direct current generator of rubber sheet gasket 1021 among the bottom end of body 1 Peripheral outer wall overlap joint is connected among the bottom end of apparatus main body 1, and position is fixedly connected with circlip among the bottom end of rubber sheet gasket 1021 1022, the peripheral outer wall in bottom end centre of the top peripheral outer wall and rubber sheet gasket 1021 of circlip 1022 is connected, DC electric machine The top insertion of main body 1 is connected with sealing ring 1023, the peripheral outer wall of sealing ring 1023 and the top of DC electric machine main body 1 Inner wall overlap joint in inside is connected.

Preferably, the periphery of DC electric machine main body 1 is fixedly connected with stainless steel casing 2, the periphery of stainless steel casing 2 Outer wall is connected with the peripheral outer wall of DC electric machine main body 1, and stainless steel casing 2 can be to the table of DC electric machine main body 1 Protection is played the role of in face, can effectively prevent DC electric machine main body 1 from contacting for a long time with external environment and cause its table Face oxidation by air leads to 1 surface rustization of DC electric machine main body, cause 1 protectiveness of DC electric machine main body poor and Service life reduces, and embodies protectiveness, anti-corrosive properties and the inoxidizability of DC electric machine main body 1 itself.

Preferably, the inside of DC electric machine main body 1 is fixedly connected with anti-corrosion inner casing 105, the periphery of anti-corrosion inner casing 105 Outer wall is connected with the inside inner wall of DC electric machine main body 1, and table is arranged in DC electric machine main body 1 in anti-corrosion inner casing 105 Face, can be effectively by water included in 1 inner air of DC electric machine main body by the drying material on its surface Divide and absorbed, effectively prevents water contained in 1 inner air of DC electric machine main body for DC electric machine main body 1 Internal structure rustization reduces its service life, and 1 internal structure of DC electric machine main body is caused to damage, and causes to user Certain economic loss embodies the anti-corrosive properties of DC electric machine main body 1 itself.

Preferably, the interior bottom portion left-hand portion of DC electric machine main body 1 is fixedly connected with fixed plate 1012, fixed plate 1012 peripheral outer wall is connected with the interior bottom portion inner left wall of DC electric machine main body 1, can effectively ensure direct current Its internal water content drops in the drying of 1 internal structure of machine apparatus main body, it is ensured that 1 internal structure of DC electric machine main body not by Moisture in air corrosion, while fixed plate 1012 can play the protective effect to 1 internal structure of DC electric machine main body, effectively 1 internal structure of DC electric machine main body is separated, it is ensured that structure will not collide influence each other at work, have The working efficiency for improving DC electric machine main body 1 itself of effect, embodies the practicability of DC electric machine main body 1 itself With protectiveness.

Preferably, the top nested encryptions of DC electric machine main body 1 have a rear cover 1013, on the inside of the bottom end of rear cover 1013 in Wall is connected with the top peripheral outer wall of DC electric machine main body 1, can be by rear cover 1013 in DC electric machine main body 1 Portion's structure is inspected periodically the replacement with internally dry wall 1012, it is ensured that the normal operation of its device, while facilitating dimension It repairs personnel and carries out disassembly installation and maintenance to it, high degree is facilitated to the maintenance of DC electric machine main body 1 itself The service life for also substantially increasing DC electric machine main body 1 itself simultaneously, embodies DC electric machine main body 1 itself Disassembly and practicability.

Preferably, the shape of rubber sheet gasket 1021 is that the cylinder for having cylindrical bore, and the output with bottom end are run through in centre The bearing with end cover 1016 at 1021 top of axis 1014, the circlip 1022 of 1021 bottom end of rubber sheet gasket and rubber sheet gasket is from top to bottom in perpendicular In line column, 1022 material of rubber sheet gasket use PC plastic material resistant to high temperature, can effectively ensure DC electric machine master The airtightness of body 1 effectively prevents extraneous large quantity of air from entering in DC electric machine main body 1, while also ensuring direct current Output shaft 1014 will not rub machine apparatus main body 1 between other structures at work, to cause structural wear, embody The protectiveness and airtightness of DC electric machine main body 1 itself.

Preferably, the shape of sealing ring 1023 is that the cylinder for having cylindrical bore, and the magnet ring with bottom are run through in centre 107, the aluminium insert 108 of bottom and the axis 109 of bottom, can be to 1 institutes of DC electric machine main body from top to bottom in being vertically arranged Vent portion is sealed, and is effectively prevented air and is entered in DC electric machine main body 1 and aoxidizes to its internal structure, Its internal structure is damaged, causes 1 speed of service of DC electric machine main body to be affected, and easily lead to DC electric machine The damage of 1 internal structure of main body, causes a degree of economic loss to user, embodies DC electric machine main body 1 itself Protectiveness and leakproofness.

Working principle: firstly, by the stainless steel casing 2 of setting, stainless steel casing 2 can be to DC electric machine main body Protection is played the role of on 1 surface, can effectively prevent DC electric machine main body 1 from contacting for a long time with external environment and cause Its surface oxidation by air leads to 1 surface rustization of DC electric machine main body, cause 1 protectiveness of DC electric machine main body compared with Difference and service life reduction, embody protectiveness, anti-corrosive properties and the inoxidizability of DC electric machine main body 1 itself, then, lead to The anti-corrosion inner casing 105 of setting is crossed, anti-corrosion inner casing 105 is arranged in 1 inner surface of DC electric machine main body, can pass through its surface Drying material can effectively absorb moisture included in 1 inner air of DC electric machine main body, effective anti- Stop water contained in 1 inner air of DC electric machine main body for 1 internal structure rustization of DC electric machine main body, reduces it Service life, and 1 internal structure of DC electric machine main body is caused to damage, certain economic loss is caused to user, is embodied The anti-corrosive properties of DC electric machine main body 1 itself can by rear cover 1013 to direct current then by the rear cover 1013 of setting 1 internal structure of electric machine main body is inspected periodically the replacement with internally dry wall 1012, it is ensured that the normal fortune of its device Row, while facilitating maintenance personal and carrying out disassembly installation and maintenance to it, high degree is facilitated to DC electric machine master The maintenance of body 1 itself also substantially increases the service life of DC electric machine main body 1 itself simultaneously, embodies direct current generator The disassembly and practicability of apparatus main body 1 itself, then by the fixed plate 1012 of setting, can effectively ensure that direct current generator fills The drying for setting 1 internal structure of main body drops its internal water content, it is ensured that 1 internal structure of DC electric machine main body is not by air Middle moisture corrosion, while fixed plate 1012 can play the protective effect to 1 internal structure of DC electric machine main body, effectively will 1 internal structure of DC electric machine main body is separated, it is ensured that structure will not collide influence each other at work, effectively The working efficiency for improving DC electric machine main body 1 itself embodies practicability and the guarantor of DC electric machine main body 1 itself Shield property, and then, by the rubber sheet gasket 1021 of setting, 1022 material of rubber sheet gasket uses PC plastic material resistant to high temperature, The airtightness that can effectively ensure DC electric machine main body 1 effectively prevents extraneous large quantity of air from entering direct current generator dress It sets in main body 1, while also ensuring that output shaft 1014 will not be sent out DC electric machine main body 1 between other structures at work Raw friction, to cause structural wear, embodies the protectiveness and airtightness of DC electric machine main body 1 itself, finally, passing through The sealing ring 1023 of setting can be sealed 1 vent portion of DC electric machine main body, effectively prevent air into Enter and its internal structure is aoxidized in DC electric machine main body 1, damages its internal structure, lead to DC electric machine main body 1 speed of service is affected, and easilys lead to the damage of 1 internal structure of DC electric machine main body, causes centainly to user The economic loss of degree embodies the protectiveness and leakproofness of DC electric machine main body 1 itself, and here it is this kind of direct current generators Working principle.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of direct current generator, including DC electric machine main body (1), stator (101), preceding skeleton (102), back skeleton (103), Anti-corrosion inner casing (105) and connecting plate (1011), it is characterised in that: the inside top position of the DC electric machine main body (1) It is fixedly connected with stator (101), in the peripheral outer wall of the stator (101) and the inside top of DC electric machine main body (1) Wall is connected, and the bottom end of the stator (101) is fixedly connected with preceding skeleton (102), the top peripheral outer wall of the preceding skeleton (102) It is connected with the top peripheral outer wall of stator (101), the top of the stator (101) is fixedly connected with back skeleton (103), after described The bottom end periphery outer wall of skeleton (103) is connected with the top peripheral outer wall of stator (101), the DC electric machine main body (1) Interior bottom portion position be connected with rotor assembly (106), the peripheral outer wall of the rotor assembly (106) and direct current generator fill The interior bottom portion intermediate inner wall overlap joint for setting main body (1) is connected, and the bosom position of the DC electric machine main body (1) is fixed It is connected with axis (109), the peripheral outer wall of the axis (109) overlaps phase with the bosom inner wall of DC electric machine main body (1) Even, the peripheral nested encryptions of the axis (109) have aluminium insert (108), the inside inner wall of the aluminium insert (108) and axis (109) Peripheral outer wall be connected, the bottom end of the axis (109) is connected with motor bearings (1010), the motor bearings (1010) Inside inner wall is connected with the bottom end periphery outer wall of axis (109), and the bottom end of the motor bearings (1010) is fixedly connected with connecting plate (1011), the bottom end periphery outer wall of peripheral outer wall and motor bearings (1010) overlaps phase among the top of the connecting plate (1011) Even, position is connected with output shaft (1014), the output shaft among the bottom end of the DC electric machine main body (1) (1014) top peripheral outer wall is connected with the bottom end periphery outer wall of DC electric machine main body (1), the DC electric machine The inside left lower portion of main body (1) is fixedly connected with wiring board (1015), outside the top peripheral of the wiring board (1015) Wall is connected with the inside left bottom interior wall of DC electric machine main body (1) overlap joint, the top periphery of the output shaft (1014) Nested encryptions have bearing with end cover (1016), the inside inner wall of the bearing with end cover (1016) and the top periphery of output shaft (1014) Outer wall is connected, and the peripheral nested encryptions of the anti-corrosion inner casing (105) have shell (1017), the inside inner wall of the shell (1017) It is connected with the peripheral outer wall of anti-corrosion inner casing (105), insertion is connected with first on the left of the bottom end of the DC electric machine main body (1) In on the left of screw (1018), the top periphery outer wall of first screw (1018) and the bottom end of DC electric machine main body (1) Inner wall overlap joint in side is connected, and position insertion is connected with the second screw (1019) among the top of the DC electric machine main body (1), Inside inner wall overlaps phase among the bottom periphery outer wall of second screw (1019) and the top of DC electric machine main body (1) Even, the top left hand of the DC electric machine main body (1) is fixedly connected with FPC line (1020), the bottom of the FPC line (1020) Peripheral outer wall is held to be connected with inner wall on the inside of the top left hand of DC electric machine main body (1), the DC electric machine main body (1) Bottom end among position be fixedly connected with rubber sheet gasket (1021), the top peripheral outer wall and direct current of the rubber sheet gasket (1021) Peripheral outer wall overlap joint is connected among the bottom end of electric machine main body (1), and position is solid among the bottom end of the rubber sheet gasket (1021) Surely it is connected with circlip (1022), periphery among the top peripheral outer wall of the circlip (1022) and the bottom end of rubber sheet gasket (1021) Outer wall is connected, and the top insertion of the DC electric machine main body (1) is connected with sealing ring (1023), the sealing ring (1023) The top inner side inner wall overlap joint of peripheral outer wall and DC electric machine main body (1) be connected.

2. a kind of direct current generator according to claim 1, it is characterised in that: outside the DC electric machine main body (1) It encloses and is fixedly connected with stainless steel casing (2), peripheral outer wall and DC electric machine main body (1) of the stainless steel casing (2) Peripheral outer wall is connected.

3. a kind of direct current generator according to claim 1, it is characterised in that: the DC electric machine main body (1) it is interior Side is fixedly connected with anti-corrosion inner casing (105), peripheral outer wall and DC electric machine main body (1) of the anti-corrosion inner casing (105) Inside inner wall is connected.

4. a kind of direct current generator according to claim 1, it is characterised in that: the DC electric machine main body (1) it is interior Portion bottom left position is fixedly connected with fixed plate (1012), the peripheral outer wall and DC electric machine of the fixed plate (1012) The interior bottom portion inner left wall of main body (1) is connected.

5. a kind of direct current generator according to claim 1, it is characterised in that: the top of the DC electric machine main body (1) End nested encryptions have rear cover (1013), and on the inside of the bottom end of the rear cover (1013) top of inner wall and DC electric machine main body (1) Peripheral outer wall is held to be connected.

6. a kind of direct current generator according to claim 1, it is characterised in that: during the shape of the rubber sheet gasket (1021) is Between through having the cylinder of cylindrical bore, and the circlip with the output shaft of bottom end (1014), rubber sheet gasket (1021) bottom end (1022) bearing with end cover (1016) and at the top of rubber sheet gasket (1021) is in be vertically arranged from top to bottom.

7. a kind of direct current generator according to claim 1, it is characterised in that: the shape of the sealing ring (1023) is centre Through the cylinder for having cylindrical bore, and with the axis (109) of the magnet ring of bottom (107), the aluminium insert (108) of bottom and bottom from Top to bottm is in be vertically arranged.