Integration method of hybrid slip ring device based on liquid electricity, gas electricity
Technical Field
The invention relates to the technical field of automation equipment, in particular to an integration method of a hybrid slip ring device based on liquid electricity, gas electricity.
Background
The sealing performance and the torsion performance of a rotor of the existing mixed slip ring are unstable, leakage is easy to generate, when a large current is provided, the heat dissipation effect is poor, and the stability of the slip ring operation is seriously influenced. In order to solve the problem of rotary switching between dynamic and static states of the rotor, an electric driving part and a liquid-gas driving part are integrated, however, the design has the problems of inconvenient equipment winding and the like, and the liquid-gas-electricity transmission can not be realized simultaneously when the rotor rotates; meanwhile, the fiber brush in the existing mixed sliding ring is inconsistent with the contact of the conductive copper ring, the conductive copper ring is seriously abraded due to large pressure, and the service life is reduced; the pressure is too low, the contact is incomplete, and the signal is easy to lose.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide an integration method of hybrid slip ring device based on hydro-pneumatic-electric to solve the above-mentioned drawbacks in the background art.
The technical problem solved by the invention is realized by adopting the following technical scheme:
the integration method of the hybrid slip ring device based on liquid electricity, gas electricity comprises the following specific steps:
1) assembled rotor
① assembling a liquid-gas control part, installing a liquid-gas control shaft in a liquid-gas control shell, making the axial rotation center of the liquid-gas control shaft coincide with the axial rotation center of the liquid-gas control shell, connecting liquid-gas channels arranged on the annular main body of the liquid-gas control shaft in parallel with the rotation axis of the liquid-gas control shaft with respective corresponding radial channels, connecting the radial channels with the liquid-gas first channel inner groove and the liquid-gas second channel inner groove arranged in the liquid-gas control shaft, connecting the liquid-gas shell first channel connected with a liquid-gas power pipeline arranged on the liquid-gas control shell with the liquid-gas first channel inner groove, connecting the liquid-gas shell second channel connected with a liquid-gas power pipeline with the liquid-gas second channel inner groove, and tightly fixing a control shaft lower pressing plate for limiting the upward movement of the whole rotor at the bottom end of the liquid-gas control shaft, and fitting the stator bearing at the bottom end cover of the liquid-gas control shell;
② assembling a slip ring signal part, firstly, penetrating a rotor wire into a through hole arranged in a slip ring mandrel, then respectively installing a slip ring insulator and a slip ring conducting ring on the slip ring mandrel, wherein the slip ring insulator and the slip ring conducting ring are arranged on the slip ring mandrel in a mutually spaced and superposed manner, then fixedly installing a slip ring lower end insulator ring at one end of the slip ring mandrel, fixedly installing a slip ring supporting copper ring at the other end of the slip ring mandrel, installing a slip ring lower end bearing on the slip ring lower end insulator ring, installing a slip ring upper end bearing on the slip ring supporting copper ring, sequentially installing the slip ring upper end bearing in a slip ring upper bearing seat, installing a slip ring lower end bearing in a slip ring lower bearing seat, installing one end of a slip ring shell on the slip ring upper bearing seat, installing the other end of the slip ring shell on the slip ring lower bearing seat, and arranging brush plates in an annular channel formed by the slip ring insulator and;
③ assembling conductive power part, arranging power copper ring and power insulating ring on the power screw rod between the power bottom plate and the power top plate at intervals, sleeving the inner edges of the power bottom plate and the power top plate on the power screw rod, uniformly distributing the power screw rod along the circumference of the power top plate and the power bottom plate, sleeving the inner edge of the power insulating ring on the power screw rod, independently sleeving the power supporting tubes on the power screw rod on the upper part of the power top plate, wherein the power supporting tubes have the same height and the lower ends are respectively contacted with the power top plate, sleeving the power rotor flange on the power supporting tubes in sequence, the lower end surfaces of the power rotor flange are contacted with the upper ends of the power supporting tubes, the axial rotation center of the power rotor flange is coincided with the axial rotation center of the power top plate, the axial rotation center of the power supporting tubes is coincided with the axial rotation center of the power screw rod, and the axial rotation centers of the power copper ring, the power bottom plate, the power slip ring, the power insulating ring and the power;
④ assembling conductive heavy current part, arranging heavy current conductive copper rings and heavy current supporting tubes at intervals, sleeving the inner edge of the heavy current conductive copper rings on a heavy current screw rod, uniformly distributing the heavy current screw rod along the circumference of the heavy current conductive copper rings, contacting the lower end of the heavy current supporting tube at the bottom with a power rotor flange, contacting the upper end of the heavy current supporting tube with the heavy current conductive copper rings, contacting the lower end of the heavy current supporting tube at the top with the heavy current conductive copper rings, vertically arranging the heavy current screw rod on a power rotor flange, sleeving the heavy current supporting tube on the heavy current screw rod, sleeving a heavy current blocking supporting tube on the heavy current screw rod, sleeving a heavy current rotor upper pressure plate on the heavy current screw rod, connecting the upper end of the heavy current screw rod with the rotor flange, contacting the upper end surface of the heavy current rotor upper pressure plate with the bottom end surface of the rotor flange, and overlapping the axial;
2) assembled stator
Firstly, one end of an insulating fixed small rod is fixedly connected with an upper brush rod supporting plate, the other end of the insulating fixed small rod is fixedly connected with a lower brush rod supporting plate, one end of an insulating fixed large rod is fixedly connected with the lower brush rod supporting plate, the other end of the insulating fixed large rod is fixedly connected with a stator bottom plate, the insulating fixed small rod, the insulating fixed large rod, the axial rotation centers of the insulating fixed large rod, the brush rod lower supporting plate and the stator bottom plate are parallel, the planes of the insulating fixed small rod, the insulating fixed large rod, the brush rod upper supporting plate, the brush rod lower supporting plate and the stator bottom plate are perpendicular, the insulating fixed small rods are uniformly distributed along the circumferential direction of the brush rod lower supporting plate and are arranged in a bilateral symmetry mode relative to the rotation center of the brush rod lower supporting plate, the insulating fixed large rods are uniformly distributed along the circumferential direction of the stator bottom plate and the insulating fixed large rods are arranged; a small contact electric brush is arranged on the small insulating and fixing rod and is in contact with the conductive power part, and a large contact electric brush is arranged on the large insulating and fixing rod and is in contact with the conductive large current part;
3) the axial rotation centers of the upper support plate of the brush rod, the lower support plate of the brush rod and the stator bottom plate are coincided, the planes of the three are parallel to each other, the whole axial rotation center of the stator and the whole axial rotation center of the rotor are coincided, the slip ring signal part is installed on the upper support plate of the brush rod, and the rotor is installed on the stator bottom plate through a flange.
According to the invention, a rotor flange supporting excircle and a rotor flange limiting boss are arranged on a rotor flange, a high-current rotor upper pressure plate is arranged on one side of the rotor flange supporting excircle, the rotor flange limiting boss is positioned on the other side of the rotor flange supporting excircle, the rotor flange supporting excircle is used for installing and supporting a bearing driving the rotor flange to rotate, and the rotor flange limiting boss and the high-current rotor upper pressure plate are used for limiting the bearing.
In the invention, the liquid-gas control shell and the slip ring shell are respectively provided with a fixed rotation stopping sheet which is fixed on the brush rod supporting plate so as to achieve the rotation stopping effect.
In the invention, one end of the liquid-gas control shaft is arranged in the liquid-gas control shell through a liquid-gas control bottom end bearing, the other end of the liquid-gas control shaft is arranged in the liquid-gas control shell through a liquid-gas control upper end bearing, and a check ring for the control shaft is arranged in the liquid-gas control shell to limit the axial position of the liquid-gas control shaft relative to the liquid-gas control shell.
In the invention, the liquid-gas control shell is internally provided with grooves at two sides of the liquid-gas first channel inner groove and the liquid-gas second channel inner groove, and the liquid-gas control sealing ring is arranged in the groove.
In the invention, a slip ring rotation stopping body is fixedly arranged on the slip ring lower bearing seat.
In the invention, the high-current screw rod is vertically sleeved with a high-current insulating tube which is used for separating the high-current screw rod from the high-current supporting tube and simultaneously separating the high-current screw rod from the high-current conductive copper ring.
In the invention, the two ends of the large-current partition supporting tube are respectively provided with a large-current insulating pad, the large-current insulating pad is sleeved on the large-current screw rod, the upper end of the large-current supporting tube positioned at the uppermost part is contacted with the large-current insulating pad, and the lower end surface of the upper pressing plate of the large-current rotor is contacted with the large-current insulating pad positioned at the upper part of the large-current partition.
In the invention, the large-current conducting copper rings are arranged in the large-current conducting part, and when power large current is provided, the large-current conducting copper rings with corresponding paths are in contact transmission with the large-current supporting tube, so that the heat dissipation structure of the large-current conducting part is effectively optimized, and the long-time stable work of the large-current conducting copper rings is ensured.
In the invention, in the large contact electric brush, an electric brush supporting body is provided with a mounting hole for sleeving the electric brush supporting body on an insulating fixed large rod, a contact electric brush head, an electric brush movable rod and an electric brush tensioning spring are symmetrically arranged on two sides of the electric brush supporting body, one end of the electric brush movable rod is movably connected with the contact electric brush head, the other end of the electric brush movable rod is movably connected with the electric brush supporting body, one end of the electric brush tensioning spring for providing pre-tightening force for the contact electric brush head to be in contact with the excircle of the large-current conductive copper ring is fixedly connected with the electric brush movable rod, and the.
In the invention, a liquid-gas control shaft is connected with a slip ring mandrel through an inner circle and an outer circle in a matching way, the slip ring mandrel is connected with a power bottom plate through an inner circle and an outer circle in a matching way, the power bottom plate and a power top plate are sleeved on a power screw rod, a power supporting tube is sleeved on the power screw rod, the lower end of the power supporting tube is in contact with the power top plate for supporting, a power rotor flange is sleeved on the power supporting tube, the lower end surface of the power rotor flange is in contact with the upper end of the power supporting tube, the lower end of a large-current supporting tube at the bottommost part is in contact with the power rotor flange, the upper end of the large-current supporting tube is in contact with a large-current conductive copper ring for supporting, the large-current screw rod is vertically arranged on the power rotor flange, the inner edge, the high-current supporting tube is in contact with the high-current conductive copper ring for transmission, so that the heat dissipation structure is optimized to ensure long-time stable work of the high-current conductive copper ring, the high-current insulating tube is sleeved on the high-current screw rod and used for isolating the high-current screw rod from the high-current supporting tube and isolating the high-current screw rod from the high-current conductive copper ring, and when the assembly rotates relatively, the electric brush is enabled to be in contact with the surface of the high-current conductive copper ring all the time, and then the rotary connection function is.
Has the advantages that: according to the invention, the plurality of large-current conductive copper rings are arranged in the conductive large-current part of the rotor, when power large current is provided, the large-current conductive copper rings are in contact transmission with the large-current supporting tube, so that the heat dissipation structure of the conductive large-current part is effectively optimized, the long-time stable work of the large-current conductive copper rings is ensured, the large-current screw is separated from the large-current supporting tube and the large-current screw is separated from the large-current conductive copper rings simultaneously by sleeving the large-current insulating tube on the large-current screw, and when the assembly rotates relatively, the electric brush is always in contact with the surface of the large-current; a through hole for the rotor wire to pass through is formed in the slip ring mandrel, so that the rotating parts of the liquid-gas control part and the slip ring signal part rotate together with the driving, and the winding problem in the device is effectively solved; the shell is respectively arranged on the liquid-gas control part and the slip ring signal part so as to enhance the sealing performance and the torsion of the device, prevent gas from leaking, transmit liquid and gas integrally and effectively reduce the occupied space; meanwhile, the small contact electric brush is in contact with the power copper ring, the large contact electric brush is in contact with the large-current conductive copper ring, the abrasion of the copper ring is effectively reduced by controlling the pressure contact of the electric brush and the copper ring, the service life of the copper ring is prolonged, and a stable signal is provided.
Drawings
Fig. 1 is an isometric view of a preferred embodiment of the invention.
Fig. 2 is a front view of the preferred embodiment of the present invention.
FIG. 3 is a schematic view of the installation of a large contact brush and a large conductive current portion in a preferred embodiment of the present invention.
Fig. 4 is an isometric view of a rotor in a preferred embodiment of the invention.
Fig. 5 is a front view of a rotor in a preferred embodiment of the invention.
Fig. 6 is a cross-sectional view of a rotor in a preferred embodiment of the invention.
Fig. 7 is a sectional view of a stator liquid-gas control portion in a preferred embodiment of the invention.
Fig. 8 is a cross-sectional view of a stator slip ring signal portion in a preferred embodiment of the invention.
Fig. 9 is a top view of a stator slip ring signal portion in a preferred embodiment of the invention.
Fig. 10 is a sectional view of a stator conductive power portion in a preferred embodiment of the invention.
Fig. 11 is a sectional view of a conductive high current portion of a stator in a preferred embodiment of the invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Referring to fig. 1 to 11, the method for integrating the hybrid slip ring device based on hydro-pneumatic-electric technology includes the following steps:
1) the equipment rotor, the rotor comprises liquid gas control part 1, sliding ring signal portion 2, the power portion of leading electrical conductivity 3, the heavy current portion of leading electrical conductivity 4, rotor flange 5:
assembling a liquid-gas control part 1, wherein the liquid-gas control part 1 comprises a liquid-gas control shaft 1-1, a liquid-gas control shell 1-2, a liquid-gas control limiting end cover 1-3, a liquid-gas control bottom end bearing 1-4, a liquid-gas control upper end bearing 1-5, a liquid-gas control sealing ring 1-6, a check ring 1-7 for a control shaft, a control shaft lower pressing plate 1-8, a liquid-gas first channel inner groove 1-9, a liquid-gas second channel inner groove 1-10, a liquid-gas shell first channel 1-11 and a liquid-gas shell second channel 1-12, firstly installing the liquid-gas control shaft 1-1 in the liquid-gas control shell 1-2 through the liquid-gas control bottom end bearing 1-4 and the liquid-gas control upper end bearing 1-5, and limiting the axial position of the liquid-gas control shaft 1-1 relative to the liquid-gas control shell 1-2 through the check ring 1-7 for the control shaft, meanwhile, the axial rotation center of the liquid-gas control shaft 1-1 is superposed with the axial rotation center of the liquid-gas control shell 1-2; the annular main body of the liquid-gas control shaft 1-1 is provided with liquid-gas channels in parallel with the rotating shaft direction of the liquid-gas control shaft 1-1, the bottom ends of the two liquid-gas channels are respectively provided with radial channels which are respectively communicated with the liquid-gas channels corresponding to the two radial channels, the two radial channels are respectively communicated with liquid-gas first channel inner grooves 1-9 and liquid-gas second channel inner grooves 1-10 arranged in the liquid-gas control shaft 1-1, the liquid-gas first channel inner grooves 1-9 are communicated with liquid-gas shell first channels 1-11 arranged on the liquid-gas control shell 1-2, the liquid-gas second channel inner grooves 1-10 are communicated with liquid-gas shell second channels 1-12 arranged on the liquid-gas control shell 1-2, the liquid-gas shell first channels 1-11 and the liquid-gas shell second channels 1-12 are respectively connected with liquid-gas power pipelines, meanwhile, liquid-gas control sealing rings 1-6 are arranged in grooves which are respectively arranged at two sides of the liquid-gas first channel inner groove 1-9 and the liquid-gas second channel inner groove 1-10 in the liquid-gas control shell 1-2; finally, a control shaft lower pressing plate 1-8 is tightly arranged in an axial inner thread at the bottom end of a liquid-gas control shaft 1-1 through a hexagon socket screw, a stator excircle at the lower part of the liquid-gas control shaft 1-1 is matched and installed with a whole machine stator bearing, and is limited through a control shaft lower pressing plate 1-8, so that the ascending of the whole rotor is limited, a liquid-gas control limiting end cover 1-3 is tightly installed at the bottom end of a liquid-gas control shell 1-2, the liquid-gas control limiting end cover 1-3 axially limits the liquid-gas control bottom end bearing 1-4, the liquid-gas control limiting end cover 1-3 is simultaneously sleeved on an end cover excircle of the liquid-gas control shaft 1-1 at the lower end of the liquid-gas control shaft 1-1, and the liquid-gas control limiting end cover 1-3 is in,
assembling a slip ring signal part 2, wherein the slip ring signal part 2 comprises a slip ring mandrel 2-1, a slip ring shell 2-2, a slip ring upper end bearing 2-3, a slip ring lower end bearing 2-4, a wire brushing plate 2-5, a slip ring lower bearing seat 2-6, a slip ring lower end insulating ring 2-7, a slip ring supporting copper ring 2-8, a slip ring upper bearing seat 2-9, a slip ring stopping body 2-10, a slip ring insulator 2-11 and a slip ring conducting ring 2-12, firstly, a rotor wire penetrates through a through hole arranged in the slip ring mandrel 2-1, then, the slip ring insulator 2-11 and the slip ring conducting ring 2-12 are respectively arranged on the slip ring mandrel 2-1, the slip ring insulator 2-11 and the slip ring 2-12 are mutually overlapped at intervals, and then, a slip ring lower end insulating ring 2-7 and a slip ring supporting copper ring 2-4 are respectively fixedly arranged at two ends of the 8, a slip ring lower end bearing 2-4 is arranged on a slip ring lower end insulating ring 2-7, a slip ring upper end bearing 2-3 is arranged on a slip ring supporting copper ring 2-8, the slip ring upper end bearing 2-3 is arranged in a slip ring upper bearing seat 2-9, a slip ring lower end bearing 2-4 is arranged in a slip ring lower bearing seat 2-6, two ends of a slip ring shell 2-2 are respectively arranged on the slip ring upper bearing seat 2-9 and the slip ring lower bearing seat 2-6 and are fastened and limited through screws, brush wire plates 2-5 are distributed in an annular channel formed by a slip ring insulating part 2-11 and a slip ring shell 2-2 in a left-right symmetrical mode relative to a slip ring mandrel 2-1, and a slip ring rotation stopping body 2-10 is fastened and arranged on the slip; finally, the liquid-gas control part 1 is matched with an inner circle and an outer circle arranged on the slip ring core shaft 2-1 through the liquid-gas control shaft 1-1 so as to be connected with the slip ring signal part 2 and fastened through screws, and the dismounting can work independently and is convenient to install and maintain;
assembling a conductive power part 3, wherein the conductive power part 3 comprises a power rotor flange 3-1, a power supporting tube 3-2, a power copper ring 3-3, a power screw rod 3-4, a power bottom plate 3-5, a power insulating ring 3-6 and a power top plate 3-7, firstly, the power copper ring 3-3 and the power insulating ring 3-6 are arranged on the power screw rod 3-4 between the power bottom plate 3-5 and the power top plate 3-7 in a mutually spaced and overlapped mode, the inner edges of the power bottom plate 3-5 and the power top plate 3-7 are sleeved on the power screw rod 3-4, the power screw rods 3-4 are respectively and uniformly distributed along the circumferential direction of the power top plate 3-7 and the power bottom plate 3-5, the inner edge of the power insulating ring 3-6 is sleeved on the power screw rod 3-4, the power copper ring 3-3 is arranged between two adjacent power insulating rings 3-6, the power insulating rings 3-6 are used for limiting and supporting the power copper ring 3-3, the power bottom plate 3-5, the power insulating rings 3-6 and the axial rotation center of the power top plate 3-7 are superposed, then the power support tube 3-2 is independently sleeved on the power screw rod 3-4 positioned at the upper part of the power top plate 3-7, the height of each power support tube 3-2 is the same, the lower end of each power support tube 3-2 is respectively contacted and supported with the power top plate 3-7, the power rotor flange 3-1 is sleeved on the power support tube 3-2, the lower end face of the power rotor flange 3-1 is contacted with the upper end of the power support tube 3-2, the axial rotation center of the power rotor flange 3-1 is superposed with the axial rotation center of, two ends of a power screw rod 3-4 are fastened through nuts, the axial rotation center of a power supporting tube 3-2 is superposed with the axial rotation center of the power screw rod 3-4, and the axial rotation centers of a power copper ring 3-3, a power bottom plate 3-5, a power insulating ring 3-6 and a power top plate 3-7 are parallel to the axial rotation center of the power screw rod 3-4; finally, the slip ring signal part 2 is matched with an inner circle and an outer circle arranged on the power bottom plate 3-5 through a slip ring mandrel 2-1 so as to be connected with the conductive power part 3 and fastened through screws;
assembling a conductive large-current part 4, wherein the conductive large-current part 4 comprises a large-current conductive copper ring 4-1, a large-current supporting tube 4-2, a large-current rotor upper pressing plate 4-3, a large-current insulating tube 4-4, a large-current screw rod 4-5, a large-current isolating supporting tube 4-6 and a large-current insulating pad 4-7, firstly, the large-current insulating tube 4-4 penetrates through the large-current screw rod 4-5 up and down and is sleeved on the large-current screw rod 4-5, then, the large-current conductive copper ring 4-1 and the large-current supporting tube 4-2 are arranged in a mutually spaced and overlapped mode, the inner edge of the large-current conductive copper ring 4-1 is sleeved on the large-current screw rod 4-5, the large-current screw rods 4-5 are uniformly distributed along the circumferential direction of the large-current conductive copper ring A conductive copper ring 4-1 is in contact support, the lower end of a large-current supporting tube 4-2 at the uppermost part is in contact support with the large-current conductive copper ring 4-1, the upper end of the large-current supporting tube 4-2 is in contact with a large-current insulating pad 4-7, the large-current insulating pad 4-7 is sleeved on a large-current screw 4-5, a large-current isolating supporting tube 4-6 is sleeved on the large-current screw 4-5, the large-current insulating pads 4-7 are arranged at two ends of the large-current isolating supporting tube 4-6, the large-current screw 4-5 is vertically arranged on a power rotor flange 3-1, the large-current supporting tube 4-2 is sleeved on the large-current screw 4-5, the large-current insulating tube 4-4 is used for isolating the large-current screw 4-5 from the large-current supporting tube, the large-current rotor upper pressing plate 4-3 is sleeved on the large-current screw rod 4-5, the lower end face of the large-current rotor upper pressing plate 4-3 is in contact with a large-current insulating pad 4-7 positioned at the upper part of the large-current partition supporting tube 4-6, the upper end of the large-current screw rod 4-5 is connected with the rotor flange 5 through threads, the upper end face of the large-current rotor upper pressing plate 4-3 is in contact with the bottom end face of the rotor flange 5, the axial rotation centers of the power rotor flange 3-1, the large-current conductive copper ring 4-1, the large-current rotor upper pressing plate 4-3 and the rotor flange 5 are superposed with each other, and;
a rotor flange supporting excircle 5-1 and a rotor flange limiting boss 5-2 are arranged on a rotor flange 5, a high-current rotor upper pressure plate 4-3 is arranged on one side of the rotor flange supporting excircle 5-1, the rotor flange limiting boss 5-2 is positioned on the other side of the rotor flange supporting excircle 5-1, the rotor flange supporting excircle 5-1 is used for mounting and supporting a bearing driving the rotor flange 5 to rotate, and the rotor flange limiting boss 5-2 and the high-current rotor upper pressure plate 4-3 are used for limiting the bearing;
2) the equipment stator, the stator is by backup pad 6 on the brush-holder stud, little brush 7 of contact, insulating fixed little pole 8, brush-holder stud lower backup pad 9, insulating fixed big pole 10, the big brush 11 of contact and stator bottom plate 12 are constituteed:
the brush rod upper supporting plate 6 and the brush rod lower supporting plate 9 are supported by an insulating fixed small rod 8, two ends of the insulating fixed small rod 8 are respectively fastened and connected with the brush rod upper supporting plate 6 and the brush rod lower supporting plate 9 by nuts, a stator bottom plate 12 is supported by an insulating fixed large rod 10 between the brush rod lower supporting plate 9 and the stator bottom plate 10 by nuts, two ends of the insulating fixed large rod 10 are respectively fastened and connected with the brush rod lower supporting plate 9 and the stator bottom plate 12 by nuts, the insulating fixed small rod 8, the insulating fixed large rod 10 are parallel to axial rotation centers of the brush rod upper supporting plate 6, the brush rod lower supporting plate 9 and the stator bottom plate 12, the insulating fixed small rods 8, the insulating fixed large rod 10, the brush rod upper supporting plate 6, the brush rod lower supporting plate 9 and the stator bottom plate 12 are positioned on a plane which is vertical, the insulating fixed small rods 8 are circumferentially and uniformly distributed along the brush rod lower supporting plate 9, and the insulating fixed small rods 8 are arranged in bilateral symmetry, the large insulating and fixing rods 10 are uniformly distributed along the circumferential direction of the stator base plate 12, the large insulating and fixing rods 10 are arranged in bilateral symmetry about the rotation center of the stator base plate 12, small contact brushes 7 are respectively arranged on the small insulating and fixing rods 8, the small contact brushes 7 are contacted with the conductive power part 3, large contact brushes 11 are respectively arranged on the large insulating and fixing rods 10, the large contact brushes 11 are contacted with the conductive large current part 4, meanwhile, the axial rotation centers of the upper brush rod supporting plate 6, the lower brush rod supporting plate 9 and the stator base plate 12 are superposed, the planes of the three are parallel to each other, the integral axial rotation center of the stator and the integral axial rotation center of the rotor are superposed, the slip ring signal part 2 is arranged on the upper brush rod supporting plate 6, the rotor flange 5 is arranged on the stator base plate 12, and a bearing is arranged between the;
from top to bottom, the small contact electric brushes 7 arranged on the left insulating and fixing small rod 8 are correspondingly contacted with the power copper rings 3-3 which are sequenced into the first and the third respectively, the small contact electric brushes 7 arranged on the right insulating and fixing small rod 8 are correspondingly contacted with the power copper rings 3-3 which are sequenced into the second and the fourth respectively, the large contact electric brushes 11 arranged on the right insulating and fixing large rod 10 are correspondingly contacted with the large current conducting copper rings 4-1 which are sequenced into the first and the third respectively, and the large contact electric brushes 11 arranged on the left insulating and fixing large rod 10 are correspondingly contacted with the large current conducting copper rings 4-1 which are sequenced into the second and the fourth respectively;
in this embodiment, a structure of the large current conducting copper ring 4-1 and the large contact brush 11 is taken as an example for explanation, the brush support body 11-4 is sleeved on the large insulating fixed rod 10 through a mounting hole provided by itself and fastened by a screw, the contact brush head 11-1, the brush movable rod 11-2 and the brush tensioning spring 11-3 are symmetrically arranged with respect to the brush support body 11-4, one end of the brush movable rod 11-2 is movably connected with the contact brush head 11-1, the other end of the brush movable rod 11-2 is movably connected with the brush support body 11-4, one end of the brush tensioning spring 11-3 is fixedly connected with the brush movable rod 11-2, the other end of the brush tensioning spring 11-3 is fixedly connected with the brush support body 11-4, and the arc-shaped end face of the contact brush head 11-1 is fixedly connected with the large current conducting copper ring 4-1 through the pre-tightening force of Are in contact with each other.
In this embodiment, the liquid-gas control housing 1-2 and the slip ring housing 2-2 are respectively provided with a fixed rotation-stopping piece, and the fixed rotation-stopping piece is fixed on the brush holder support plate to achieve the rotation-stopping effect.
In the embodiment, a liquid-gas control shaft 1-1 is connected with a slip ring mandrel 2-1 through an inner circle and an outer circle in a matching way, the slip ring mandrel 2-1 is connected with a power bottom plate 3-5 through an inner circle and an outer circle in a matching way, the power bottom plate 3-5 and a power top plate 3-7 are sleeved on a power screw rod 3-4, a power support tube 3-2 is sleeved on the power screw rod 3-4, the lower end of the power support tube 3-2 is supported in a contact way with the power top plate 3-7, a power rotor flange 3-1 is sleeved on the power support tube 3-2, the lower end face of the power rotor flange 3-1 is contacted with the upper end of the power support tube 3-2, the lower end of a heavy current support tube 4-2 at the bottommost is contacted with the power rotor flange 3-1, and, the large-current screw 4-5 is vertically arranged on the power rotor flange 3-1, the inner edge of the large-current conductive copper ring 4-1 is sleeved on the large-current screw 4-5, the large-current screw 4-5 is uniformly distributed along the circumferential direction of the large-current conductive copper ring 4-1, the large-current supporting tube 4-2 is sleeved on the large-current screw 4-5, the large-current rotor upper pressing plate 4-3 is arranged on one side of the rotor flange supporting excircle 5-1, and the large-current supporting tube 4-2 is contacted with the large-current conductive copper ring 4-1 for transmission, so that the heat dissipation structure is optimized to ensure the long-time stable work of the large-current conductive copper ring 4-1, and the large-current insulating tube 4-4 is sleeved on the large-current screw 4-5 to separate the large-current screw 4-5 from the large-current supporting tube When the components rotate relatively, the electric brush is always in contact with the surface of the high-current conductive copper ring 4-1, and therefore the rotary connection function is achieved.