CN114725746A

CN114725746A - Conductive slip ring structure

Info

Publication number: CN114725746A
Application number: CN202210340435.5A
Authority: CN
Inventors: 徐文; 刘永泉
Original assignee: Ningbo Jinzheng Technology Co ltd
Current assignee: Ningbo Jinzheng Technology Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-08

Abstract

The invention discloses a conductive slip ring structure. It includes stator housing and rotor body, be equipped with on the stator housing with rotor body assorted rotor mounting hole, a plurality of conducting ring has been cup jointed on the lateral wall of rotor body, install electrically conductive brush on the inner wall of rotor mounting hole, electrically conductive brush and conducting ring contact, be equipped with the conducting rod mounting groove on the terminal surface of rotor body, conducting rod mounting groove internal rotation is connected with the conducting rod, the conducting rod is located the side of conducting ring, the electrically conductive adjustable ring that contacts with the conducting ring has been cup jointed on the conducting rod, electrically conductive adjustable ring comprises a plurality of resistance segmental arc and the insulating segmental arc of setting between two adjacent resistance segmental arcs jointly, the resistance diverse of different resistance segmental arcs. The invention has the beneficial effects that: the rotating speed of the equipment can be preset; the lead fixing effect is good; the fixing effect of the rotor tube body on the rotating shaft is good; the clamping effect on the rotating shaft is improved; the rotating shafts with different diameters can be well clamped and locked.

Description

Conductive slip ring structure

Technical Field

The invention relates to the technical field of conductive slip rings, in particular to a conductive slip ring structure.

Background

In many industrial facilities, there is a need for multiple relative movements such as revolution and rotation, and the slip ring is an electrical component responsible for communicating these rotating bodies and transmitting energy and signals. The slip rings are classified into electrical slip rings, fluid slip rings and optical slip rings according to transmission media, and can also be commonly referred to as "rotary communication" or "rotary communication". The slip ring is usually installed at the rotation center of the equipment and mainly consists of two parts, namely a rotating part and a static part. The rotating part is connected to and moves rotationally with the rotating structure of the device, called the "rotor", and the stationary part is connected to the energy source of the stationary structure of the device, called the "stator".

Chinese patent grant publication no: CN213366998U, announcement date 2021 year 06 month 04, discloses a conductive slip ring structure of quick adjustment sliding ring brush pressure, including conductive slip ring body, be equipped with a plurality of carbon brushes on the conductive slip ring body, equal fixed mounting has the electricity piece of connecing on a plurality of carbon brushes, connect and seted up movable chamber on the electricity piece, movable chamber movable mounting has the clamp plate in the activity, fixed mounting has two connection pieces on the clamp plate, all rotate on two connection pieces and install the connecting rod, all rotate on two connecting rods and install the stationary blade, fixed mounting has same regulating plate on two stationary blades, movable mounting has the lead screw on the regulating plate, the rotatory hole has been seted up on the movable chamber top side inner wall, the top of lead screw runs through rotatory hole and fixed mounting has the rotation handle. The disadvantage of this patent is that the rotational speed of the device cannot be preset.

In view of the foregoing, there is a need for a slip ring structure that can be used to pre-adjust the rotational speed of a device.

Disclosure of Invention

The invention provides a conductive slip ring structure capable of pre-adjusting the rotating speed of equipment, aiming at overcoming the defect that the rotating speed of the equipment cannot be pre-adjusted in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a conductive slip ring structure comprises a stator shell and a rotor body, wherein the stator shell is provided with a rotor mounting hole matched with the rotor body, the rotor body is arranged in the rotor mounting hole and is rotationally connected with the stator shell, the outer side wall of the rotor body is provided with a plurality of conducting rings, the conducting rings are sleeved with the rotor body, the inner wall of the rotor mounting hole is provided with a conductive brush matched with the conducting rings, the conductive brush is contacted with the conducting rings, the end surface of the rotor body is provided with a conducting rod mounting groove, the conducting rod mounting groove is rotationally connected with a conducting rod, the conducting rod is positioned on the side surface of the conducting ring, the conducting rod is sleeved with a conductive adjusting ring contacted with the conducting ring, the conductive adjusting ring is fixedly connected with the conducting rod, and the conductive adjusting ring consists of a plurality of resistance arc sections and an insulating arc section arranged between two adjacent resistance arc sections, the resistance values of different resistance arc sections are different, and a rotating shaft clamping device is installed on the inner wall of the rotor tube body.

The rotor tube body is sleeved on a rotating shaft of the rotating part of the equipment, and is fixed on the rotating shaft under the action of the rotating shaft clamping device, so that the rotor tube body synchronously rotates along with the rotating shaft, and the rotating part of the equipment is electrically connected with the conducting rod through a conducting wire; the stator shell is fixed on the static part of the equipment and stands still, a stator joint electrically connected with the conductive brush is arranged on the stator shell, and the static part of the equipment is electrically connected with the stator joint through a lead. The equipment rotating part is communicated with the equipment static part sequentially through the conducting wire, the conducting rod adjusting ring, the conducting brush, the stator joint and the conducting wire, and the problem that the conducting wire is wound in the 360-degree rotating process of the equipment can be well solved. Before equipment works, the conducting rod is rotated to control the resistor arc sections with different resistances to contact with the conducting ring, so that working current is changed, the rotating speed of the equipment can be pre-adjusted, and therefore, a worker can control the corresponding resistor arc sections to contact with the conducting ring according to the preset value of the rotating speed of the equipment.

Preferably, the end of the conducting rod is provided with a connector lug, the connector lug is provided with a connector lug groove, the side walls of the two opposite sides of the wiring groove are respectively provided with a wiring block and a button, the wiring block is fixed on the inner side wall of the wiring groove, a wire installation groove is arranged on one surface of the wiring block, which is opposite to the button, wire holes I are symmetrically arranged on the side walls of two opposite sides of the wire installation groove, the side wall of the wiring groove is provided with a button through hole matched with the button, the button is arranged in the button through hole and is connected with the button through hole in a sliding way, a wire clamping plate matched with the wire installation groove is fixed on one surface of the button opposite to the wiring block, the wire clamping plate is connected with the wire mounting groove in a sliding mode, the end portion of the wire clamping plate is connected with the bottom face of the wire mounting groove through a first spring, and a second wire hole matched with the first wire hole is formed in the wire clamping plate. In a natural state, the first wire guide hole and the second wire guide hole are in a staggered state. When installing the wire, the staff is through pressing down button (spring one by the compression), and then drive the wire cardboard and take place the motion, move to the position that makes wire guide two and guiding hole one coincidence on it, later the staff passes one of them wire guide one in proper order with the tip of wire again, wire guide two, another wire guide one, then loosen the button again, make the button reset under the effect of spring one, make wire guide one and wire guide double-phase stagger, can fix the wire, accomplish the installation of wire, the operation is thus simple, the wire is fixed effectual. In order to improve the safety during operation, the button is made of an insulating material, and an insulating sleeve is sleeved on the outer side of the connector lug.

Preferably, the bottom of the wiring groove is located on the inner side of the conducting rod mounting groove, a flanging is fixed on the bottom surface of the conducting rod clamping plate, a positioning clamping head is arranged at the bottom of the flanging, a clamping head through hole matched with the positioning clamping head is formed in the side wall of the bottom of the wiring groove, a plurality of positioning clamping grooves matched with the positioning clamping head in shape are formed in the inner wall of the conducting rod mounting groove, and the positioning clamping grooves correspond to the resistor arc sections on the conducting adjusting ring one to one. The positioning clamping head passes through the clamping head through hole to be installed in a certain positioning clamping groove in a natural state, the conducting rod is locked and cannot rotate at the moment, the stability of the conducting rod during operation of equipment is guaranteed, and the conducting rod can be prevented from being mistakenly deflected during operation of the equipment. When a worker presses a button to install a lead, the positioning clamping head is separated from the positioning clamping groove and retracts into the clamping head through hole, the locking state of the conducting rod is relieved at the moment, the worker can install the lead and rotate the conducting rod to pre-adjust the rotating speed, and the wire installing device is simple to operate, time-saving and labor-saving. When the button is automatically reset, the positioning clamping head is reset along with the button, clamped into a new positioning clamping groove and locked again.

Preferably, an arc-shaped cavity is arranged inside the rotor pipe body, the center line of the arc-shaped cavity coincides with the center line of the rotor pipe body, a plurality of clamping block through holes are formed between the inner wall of the arc-shaped cavity and the inner wall of the rotor pipe body, the clamping block through holes are uniformly distributed in an annular interval mode relative to the center line of the rotor pipe body, the rotating shaft clamping device comprises clamping blocks installed in the clamping block through holes, the clamping blocks are connected with the clamping block through holes in a sliding mode, and a clamping block control mechanism connected with the clamping blocks is arranged in the arc-shaped cavity. The clamping block can slide in the through hole of the clamping block in the radial direction. After the rotor pipe body is sleeved on the rotating shaft, all the clamping blocks are driven by the clamping block control mechanism to approach the rotating shaft from the periphery, the rotating shaft is clamped together, the rotor pipe body can be fixed on the rotating shaft, and the fixing effect is good.

Preferably, press from both sides tight piece control mechanism include with arc cavity assorted arc regulating block, the arc regulating block install in the arc cavity and rather than sliding connection, press from both sides tight piece and keep away from one side of rotor body central line and be equipped with direction inclined plane one, the inboard of arc regulating block is equipped with direction inclined plane one assorted direction inclined plane two, be equipped with on the terminal surface of rotor body and press from both sides tight regulation post, press from both sides tight regulation post and run through the arc cavity and rotate with the rotor body and be connected, the up end of arc regulating block is equipped with the internal thread through-hole, press from both sides tight regulation post and be equipped with internal thread through-hole assorted external screw thread district, press from both sides tight regulation post and arc regulating block threaded connection through the cooperation of external screw thread district and internal thread through-hole, press from both sides and be connected through spring two between the lateral wall of tight piece and arc cavity. The arc regulating block can axially slide in the arc chamber. When clamping tightly, the staff rotates and presss from both sides tight regulation post, drives the arc regulating block and takes place the endwise slip in the arc cavity under the effect of screw thread, then through the cooperation on direction inclined plane one and direction inclined plane two, and then drive all tight blocks of clamp and take place the radial slip simultaneously, from all around being close to and press from both sides it tightly towards the pivot simultaneously, can make the central line that presss from both sides tight back pivot and the central line of rotor body keep the coincidence through the design like this, the assembly precision between pivot and the rotor body has been improved greatly. When the conductive sliding ring needs to be taken down from the rotating shaft, the clamping adjusting column only needs to be rotated, and the clamping block can automatically reset under the action of the second spring, and the rotating shaft is loosened to return to the through hole of the clamping block.

Preferably, one surface of the clamping block, which is close to the central line of the rotor pipe body, is an arc surface, and a fillet is arranged at the joint of the surface of the clamping block, which is close to the central line of the rotor pipe body, and the side surface adjacent to the surface of the clamping block. The clamping effect on the rotating shaft is improved through the design of the arc surface; through the design of fillet, can avoid leaving the indentation on the pivot surface when pressing from both sides tight pivot, play the effect of protection pivot.

Preferably, a locking cavity is formed in the rotor pipe body, one end of the clamping adjusting column is located outside the rotor pipe body, the other end of the clamping adjusting column penetrates through the side wall of one side of the locking cavity and is arranged inside the locking cavity, the clamping adjusting column is rotatably connected with the locking cavity, a clamping fixture block is fixed to the other end of the clamping adjusting column, a clamping chuck plate is arranged on the side face, located in the clamping fixture block, of the locking cavity, and the clamping chuck plate is slidably connected with the locking cavity. After the rotating shaft is clamped, the clamping fixture block is locked through the clamping plate, and then the whole clamping adjusting column is locked to enable the whole clamping adjusting column to be incapable of rotating, so that the clamping block in a clamping state can be locked.

Preferably, a clamping fixture block cavity is arranged inside the clamping fixture block, a control rod through hole is arranged between the end face of one end of the clamping adjusting column and the side wall of the clamping fixture block cavity, a control rod is connected in the control rod through hole in a sliding manner, one end of the control rod is positioned outside the rotor tube body, the other end of the control rod is positioned in the clamping fixture block cavity, the other end of the control rod is provided with a plurality of transmission rods, the transmission rods are distributed in an annular manner relative to the control rod, one end of each transmission rod is installed on the side wall of the control rod and hinged with the side wall of the control rod, a flexible expansion ring is further sleeved outside the clamping fixture block cavity, a push rod matched with the transmission rod is fixed on the inner wall of the flexible expansion ring, a push rod through hole matched with the push rod is arranged on the side wall of the clamping fixture block cavity, the push rod penetrates through the push rod through hole and is hinged with the other end of the transmission rod, the ejector rod is connected with the ejector rod through hole in a sliding mode. Under the natural state, the transmission rod and the ejector rod are arranged in an obtuse angle mode, one end of the transmission rod is close to the side wall of one side of the locking cavity, and the other end of the transmission rod is close to the side wall of the other side of the locking cavity. When the clamping operation is needed, a worker can press the control rod, the ejector rod is driven to move outwards under the transmission action of the transmission rod, the flexible expansion ring is outwards expanded, the clamping plate is jacked out of the clamping block through the flexible expansion ring, and the locking state of the clamping adjusting column can be released, so that the clamping operation is carried out. When the rotating shaft is clamped, the control rod is pulled by a worker to reset, the flexible expansion ring is driven to reset, the clamping plate can clamp the clamping block again, the whole clamping adjusting column is locked to enable the clamping adjusting column to be incapable of rotating, and the clamping block is kept in a clamping state all the time.

Preferably, a control rod clamping groove matched with the end part of the other end of the control rod is formed in the side wall of the other side of the locking cavity. After the staff can press down the control lever, the other end of control lever can be gone into the control lever draw-in groove automatically and motionless in can going into, need not the staff and rotates the tight regulation post of clamp according to the control lever always, and after the pivot presss from both sides tightly, the staff only need pull up the control lever can, convenient operation, labour saving and time saving.

Preferably, a gear is sleeved on the outer side of the clamping fixture block, the gear is fixedly connected with the clamping fixture block, a rack is arranged on the side, facing the clamping fixture block, of the clamping fixture block, and the side, facing away from the clamping fixture block, of the clamping fixture block is connected with the side wall of the locking cavity in a three-phase mode through a spring. Under the natural state, the rack of the clamping plate is automatically pressed on the gear of the clamping fixture block under the action of the spring III, and the clamping fixture block is locked, so that the clamping adjusting column cannot rotate. When the rotating shaft needs to be clamped, the clamping plate is controlled to be far away from the clamping fixture block (the spring III is compressed), so that the gear and the rack are separated, and the locking of the clamping fixture block is released; after the rotating shaft is clamped, the rack of the clamping plate is pressed on the gear of the clamping fixture block again through the resetting of the spring III, and the clamping fixture block and the clamping adjusting column can be locked again. Through such design, the staff can adjust the post to the clamp and carry out the rotation of adaptability according to the diameter of the pivot that will press from both sides tightly, no matter what position the clamp block that presss from both sides on the tight regulation post of clamp rotates, presss from both sides tight cardboard homoenergetic and pins again, consequently, can carry out fine clamp and locking to the pivot homoenergetic of different diameters.

The beneficial effects of the invention are: the rotating speed of the equipment can be preset; the lead fixing effect is good; the operation is simple, and time and labor are saved; the fixing effect of the rotor tube body on the rotating shaft is good; the clamping effect on the rotating shaft is improved; the indentation can be avoided from being left on the surface of the rotating shaft when the rotating shaft is clamped, so that the rotating shaft is protected; the rotating shafts with different diameters can be well clamped and locked.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is an enlarged view at C in FIG. 3;

FIG. 5 is a cross-sectional view at the location of the card slot;

FIG. 6 is a schematic view of the structure of the conductive tuning ring;

FIG. 7 is an enlarged view at D of FIG. 3;

FIG. 8 is a cross-sectional view taken at B-B of FIG. 2;

FIG. 9 is an enlarged view at E in FIG. 3;

fig. 10 is a cross-sectional view within the locking cavity.

In the figure: 1. the stator comprises a stator shell, 2, a rotor tube body, 3, a rotor mounting hole, 4, a conducting ring, 5, a conducting brush, 6, a conducting rod mounting groove, 7, a conducting rod, 8, a conducting adjusting ring, 9, a resistance arc section, 10, an insulating arc section, 11, a connector lug, 12, a connector lug, 13, a connector block, 14, a button, 15, a wire mounting groove, 16, a wire hole I, 17, a button through hole, 18, a wire clamping plate, 19, a spring I, 20, a wire hole II, a flanging, 22, a positioning clamping head, 23, a clamping head through hole, 24, a positioning clamping groove, 25, an arc chamber, 26, a clamping block through hole, 27, a clamping block, 28, an arc adjusting block, 29, a guide inclined plane I, 30, a guide inclined plane II, 31, a clamping adjusting column, 32, an internal thread through hole, 33 and an external thread area, 34. 35 parts of a second spring, a fillet, 36 parts of a locking cavity, 37 parts of a clamping fixture block, 38 parts of a clamping fixture plate, 39 parts of a fixture block cavity, 40 parts of a control rod through hole, 41 parts of a control rod, 42 parts of a transmission rod, 43 parts of a flexible expansion ring, 44 parts of an ejector rod, 45 parts of an ejector rod through hole, 46 parts of a control rod clamping groove, 47 parts of a gear, 48 parts of a rack, 49 parts of a third spring.

Detailed Description

The invention is further described with reference to the following figures and detailed description.

In the embodiment shown in fig. 1 and 2, a conductive slip ring structure includes a stator housing 1 and a rotor body 2, as shown in fig. 2 and 3, a rotor mounting hole 3 matching with the rotor body 2 is formed on the stator housing 1, the rotor body 2 is mounted in the rotor mounting hole 3 and rotatably connected with the stator housing 1, a plurality of conductive rings 4 are mounted on the outer side wall of the rotor body 2, the conductive rings 4 are sleeved with the rotor body 2, a conductive brush 5 matching with the conductive rings 4 is mounted on the inner wall of the rotor mounting hole 3, the conductive brush 5 contacts with the conductive rings 4, a conductive rod mounting groove 6 is formed on the end surface of the rotor body 2, a conductive rod 7 is rotatably connected in the conductive rod mounting groove 6, the conductive rod 7 is located on the side surface of the conductive ring 4, a conductive adjusting ring 8 contacting with the conductive ring 4 is sleeved on the conductive rod 7, the conductive adjusting ring 8 is fixedly connected with the conductive rod 7, as shown in fig. 6, the conductive adjusting ring 8 is composed of a plurality of resistor segments 9 and an insulating segment 10 disposed between two adjacent resistor segments 9, the resistance values of the different resistor segments 9 are different, and the inner wall of the rotor tube 2 is provided with a rotating shaft clamping device.

As shown in fig. 3 and 4, a connector lug 11 is arranged at an end of the conductive rod 7, a connector lug 12 is arranged on the connector lug 11, a junction block 13 and a button 14 are respectively arranged on side walls of two opposite sides of the connector lug 12, the junction block 13 is fixed on an inner side wall of the connector lug 12, a wire mounting groove 15 is arranged on one surface of the junction block 13 opposite to the button 14, wire holes 16 are symmetrically arranged on the side walls of two opposite sides of the wire mounting groove 15, a button through hole 17 matched with the button 14 is arranged on a side wall of the connector lug 12, the button 14 is installed in the button through hole 17 and is in sliding connection with the button through hole, a wire clamping plate 18 matched with the wire mounting groove 15 is fixed on one surface of the button 14 opposite to the junction block 13, the wire clamping plate 18 is in sliding connection with the wire mounting groove 15, an end of the wire clamping plate 18 is connected with a bottom surface of the wire mounting groove 15 through a spring one 19, and a wire hole two 20 matched with the wire hole 16 is arranged on the wire clamping plate 18.

As shown in fig. 4 and 5, the bottom of the wiring groove 12 is located inside the conductive rod mounting groove 6, a turned edge 21 is fixed on the bottom surface of the wire clamping plate 18, a positioning chuck 22 is arranged at the bottom of the turned edge 21, a chuck through hole 23 matched with the positioning chuck 22 is arranged on the side wall of the bottom of the wiring groove 12, a plurality of positioning clamping grooves 24 matched with the positioning chuck 22 in shape are arranged on the inner wall of the conductive rod mounting groove 6, and the positioning clamping grooves 24 correspond to the resistor arc sections 9 on the conductive adjusting ring 8 one by one.

As shown in fig. 3 and 7, an arc-shaped cavity 25 is arranged inside the rotor pipe body 2, a center line of the arc-shaped cavity 25 coincides with a center line of the rotor pipe body 2, a plurality of clamping block through holes 26 are arranged between an inner wall of the arc-shaped cavity 25 and the inner wall of the rotor pipe body 2, the clamping block through holes 26 are uniformly distributed in an annular interval manner with respect to the center line of the rotor pipe body 2, the rotating shaft clamping device comprises clamping blocks 27 installed in the clamping block through holes 26, the clamping blocks 27 are slidably connected with the clamping block through holes 26, and a clamping block control mechanism connected with the clamping blocks 27 is arranged in the arc-shaped cavity 25.

As shown in figure 3 of the drawings, fig. 7 and 8 show, press from both sides tight piece control mechanism and include the arc regulating block 28 with arc cavity 25 assorted, arc regulating block 28 installs in arc cavity 25 and rather than sliding connection, press from both sides tight piece 27 and keep away from one side of rotor body 2 central line and be equipped with direction inclined plane 29, the inboard of arc regulating block 28 is equipped with two 30 with direction inclined plane 29 assorted direction inclined plane, be equipped with on the terminal surface of rotor body 2 and press from both sides tight regulation post 31, press from both sides tight regulation post 31 and run through arc cavity 25 and be connected with rotor body 2 rotation, the up end of arc regulating block 28 is equipped with internal thread through-hole 32, be equipped with on the tight regulation post 31 with internal thread through-hole 32 assorted external screw thread district 33, press from both sides tight regulation post 31 and pass through the cooperation of external screw thread district 33 and internal thread through-hole 32 and arc regulating block 28 threaded connection, press from both sides between the lateral wall of tight piece 27 and arc cavity 25 and be connected through two 34 springs.

One surface of the clamping block 27 close to the central line of the rotor pipe body 2 is an arc surface, and a fillet 35 is arranged at the joint of one surface of the clamping block 27 close to the central line of the rotor pipe body 2 and the side surface adjacent to the side surface.

As shown in fig. 3, 9 and 10, a locking cavity 36 is disposed inside the rotor tube 2, one end of the clamping adjusting column 31 is located outside the rotor tube 2, the other end of the clamping adjusting column 31 passes through the locking cavity 36, a side wall of one side of the locking cavity 36 is disposed inside the locking cavity 36, the clamping adjusting column 31 is rotatably connected to the locking cavity 36, a clamping block 37 is fixed to the other end of the clamping adjusting column 31, a clamping plate 38 is disposed in the locking cavity 36 and on a side surface of the clamping block 37, and the clamping plate 38 is slidably connected to the locking cavity 36.

A fixture block cavity 39 is arranged inside the clamping fixture block 37, a control rod through hole 40 is arranged between the end surface of one end of the clamping adjusting column 31 and the side wall of the fixture block cavity 39, a control rod 41 is connected in the control rod through hole 40 in a sliding manner, one end of the control rod 41 is positioned outside the rotor tube body 2, the other end of the control rod 41 is positioned in the fixture block cavity 39, a plurality of transmission rods 42 are arranged at the other end of the control rod 41, the transmission rods 42 are distributed in an annular manner relative to the control rod 41, one end of each transmission rod 42 is installed on the side wall of the control rod 41 and hinged with the side wall, a flexible expansion ring 43 is further sleeved outside the fixture block cavity 39, a top rod 44 matched with the transmission rod 42 is fixed on the inner wall of the flexible expansion ring 43, a top rod through hole 45 matched with the top rod 44 is arranged on the side wall of the fixture block cavity 39, the top rod 44 penetrates through hole 45 and is hinged with the other end of the transmission rod 42, and the top rod 44 is connected with the top rod through hole 45 in a sliding manner.

The other side wall of the locking cavity 36 is provided with a control rod clamping groove 46 matched with the end part of the other end of the control rod 41.

The gear 47 is sleeved on the outer side of the clamping fixture block 37, the gear 47 is fixedly connected with the clamping fixture block 37, the rack 48 is arranged on the surface, facing the clamping fixture block 37, of the clamping fixture plate 38, and the surface, facing away from the clamping fixture block 37, of the clamping fixture plate 38 is connected with the side wall of the locking cavity 36 through the spring III 49.

The installation principle is as follows:

the rotor tube body 2 is sleeved on a rotating shaft of the rotating part of the equipment, and the rotor tube body 2 is fixed on the rotating shaft under the action of a rotating shaft clamping device, so that the rotor tube body 2 synchronously rotates along with the rotating shaft, and the rotating part of the equipment is electrically connected with the conducting rod 7 through a conducting wire; the stator shell 1 is fixed on the static part of the equipment and stands still, a stator joint electrically connected with the conductive brush 5 is arranged on the stator shell 1, and the static part of the equipment is electrically connected with the stator joint through a lead. The rotating part of the equipment is communicated with the static part of the equipment through a conducting wire, a conducting rod 7, a conducting rod adjusting ring 8, a conducting ring 4, a conducting brush 5, a stator joint and the conducting wire in sequence.

When the rotating shaft is clamped, a worker firstly presses the control rod 41, at this time, under the transmission action of the transmission rod 42, the ejector rod 44 is driven to move outwards, the flexible expansion ring 43 is expanded outwards, and then the clamping plate 38 is pushed away from the clamping fixture block 37 through the flexible expansion ring 43 (the third spring 49 is compressed), so that the gear 47 and the rack 48 are separated, the locking of the clamping fixture block 37 is released, and the locking state of the clamping adjusting column 31 is further released. Then, the worker rotates the clamping adjusting column 31, drives the arc adjusting blocks 28 to axially slide in the arc chamber 25 under the action of the threads, and then drives all the clamping blocks 27 to radially slide simultaneously through the matching of the first guide inclined planes 29 and the second guide inclined planes 30, and simultaneously approaches the rotating shaft from the periphery and clamps the rotating shaft. After clamping, the operator pulls the control rod 41 to reset, and then drives the flexible expansion ring 43 to reset, at this time, under the reset action of the third spring 49, the rack 48 of the clamping plate 38 presses the gear 47 of the clamping block 37 again, so that the clamping block 37 and the clamping adjustment column 31 can be locked again, and the clamping block 37 is kept in a clamping state all the time.

When installing the wire of conducting rod 7 department, the staff is through pressing button 14 (spring 19 is compressed), and then drives wire cardboard 18 and take place the motion, move to the position that makes wire guide two 20 and guiding hole 16 coincidence on it, later the staff passes one of them wire guide one 16, wire guide two 20, another wire guide one 16 with the tip of wire in proper order again, then loosens button 14 again, makes button 14 reset under the effect of spring 19, makes wire guide one 16 and wire guide two 20 stagger again, can fix the wire. In addition, when the operator presses the button 14, the positioning chuck 22 is also separated from the positioning clamping groove 24 and retracts into the chuck through hole 23, at this time, the locking state of the conducting rod 7 is released, the operator controls the resistor arc sections 9 with different resistance values to be in contact with the conducting ring 4 by rotating the conducting rod 7, further, the working current is changed, the rotating speed of the equipment can be preset, and after the button 14 is automatically reset, the positioning chuck 22 is reset along with the conducting rod, is clamped into a new positioning clamping groove 24, and locks the conducting rod 7 again.

Claims

1. A conductive slip ring structure is characterized by comprising a stator shell (1) and a rotor tube body (2), wherein a rotor mounting hole (3) matched with the rotor tube body (2) is formed in the stator shell (1), the rotor tube body (2) is mounted in the rotor mounting hole (3) and is rotatably connected with the stator shell (1), a plurality of conductive rings (4) are mounted on the outer side wall of the rotor tube body (2), the conductive rings (4) are sleeved with the rotor tube body (2), a conductive brush (5) matched with the conductive rings (4) is mounted on the inner wall of the rotor mounting hole (3), the conductive brush (5) is in contact with the conductive rings (4), a conductive rod mounting groove (6) is formed in the end face of the rotor tube body (2), a conductive rod (7) is rotatably connected in the conductive rod mounting groove (6), and the conductive rod (7) is located on the side face of the conductive ring (4), the utility model discloses a rotor, including conducting rod (7), conducting rod (7) go up to cup joint the conductive adjusting ring (8) that contact with conducting ring (4), conductive adjusting ring (8) and conducting rod (7) fixed connection, conductive adjusting ring (8) comprise a plurality of resistance segmental arc (9) and insulating segmental arc (10) of setting between two adjacent resistance segmental arc (9) jointly, the resistance diverse of different resistance segmental arc (9), install pivot clamping device on the inner wall of rotor body (2).

2. The structure of claim 1, wherein the end of the conductive rod (7) is provided with a connector lug (11), the connector lug (11) is provided with a connector slot (12), the side walls of two opposite sides of the connector slot (12) are respectively provided with a connection block (13) and a button (14), the connection block (13) is fixed on the inner side wall of the connector slot (12), one surface of the connection block (13) opposite to the button (14) is provided with a wire installation slot (15), the side walls of two opposite sides of the wire installation slot (15) are symmetrically provided with wire holes I (16), the side wall of the connector slot (12) is provided with a button through hole (17) matched with the button (14), the button (14) is installed in the button through hole (17) and is in sliding connection with the button through hole, one surface of the button (14) opposite to the connector block (13) is fixed with a wire clamping plate (18) matched with the wire installation slot (15), the wire clamping plate (18) is connected with the wire mounting groove (15) in a sliding mode, the end portion of the wire clamping plate (18) is connected with the bottom face of the wire mounting groove (15) through a first spring (19), and a second wire hole (20) matched with the first wire hole (16) is formed in the wire clamping plate (18).

3. The structure of claim 2, wherein the bottom of the wiring groove (12) is located inside the conductive rod mounting groove (6), a flange (21) is fixed on the bottom surface of the wire clamping plate (18), a positioning clamp (22) is arranged at the bottom of the flange (21), a clamp through hole (23) matched with the positioning clamp (22) is arranged on the side wall of the bottom of the wiring groove (12), a plurality of positioning clamping grooves (24) matched with the positioning clamp (22) in shape are arranged on the inner wall of the conductive rod mounting groove (6), and the positioning clamping grooves (24) correspond to the resistor arc sections (9) on the conductive adjusting ring (8) one by one.

4. The structure of one of claims 1 to 3, wherein an arc-shaped chamber (25) is formed inside the rotor tube body (2), a center line of the arc-shaped chamber (25) coincides with a center line of the rotor tube body (2), a plurality of clamping block through holes (26) are formed between an inner wall of the arc-shaped chamber (25) and the inner wall of the rotor tube body (2), the clamping block through holes (26) are uniformly distributed in an annular interval manner with respect to the center line of the rotor tube body (2), the rotating shaft clamping device comprises clamping blocks (27) installed in the clamping block through holes (26), the clamping blocks (27) are slidably connected with the clamping block through holes (26), and a clamping block control mechanism connected with the clamping blocks (27) is arranged in the arc-shaped chamber (25).

5. The conducting slip ring structure according to claim 4, wherein the clamping block control mechanism comprises an arc-shaped adjusting block (28) matched with the arc-shaped chamber (25), the arc-shaped adjusting block (28) is installed in the arc-shaped chamber (25) and is slidably connected with the arc-shaped chamber, a first guide inclined plane (29) is arranged on one side, away from the center line of the rotor tube body (2), of the clamping block (27), a second guide inclined plane (30) matched with the first guide inclined plane (29) is arranged on the inner side of the arc-shaped adjusting block (28), a clamping adjusting column (31) is arranged on the end face of the rotor tube body (2), the clamping adjusting column (31) penetrates through the arc-shaped chamber (25) and is rotatably connected with the rotor tube body (2), an internal thread through hole (32) is arranged on the upper end face of the arc-shaped adjusting block (28), and an external thread area (33) matched with the internal thread through hole (32) is arranged on the clamping adjusting column (31), the clamping adjusting column (31) is in threaded connection with the arc adjusting block (28) through the matching of the external thread area (33) and the internal thread through hole (32), and the clamping block (27) is connected with the outer side wall of the arc chamber (25) through a second spring (34).

6. The structure of the conductive slip ring according to claim 4, characterized in that one surface of the clamping block (27) close to the center line of the rotor body (2) is a circular arc surface, and the joint of one surface of the clamping block (27) close to the center line of the rotor body (2) and the side surface adjacent to the clamping block is provided with a fillet (35).

7. The conducting slip ring structure as claimed in claim 5, wherein a locking cavity (36) is formed inside the rotor tube body (2), one end of the clamping adjusting column (31) is located outside the rotor tube body (2), the other end of the clamping adjusting column (31) penetrates through a side wall of one side of the locking cavity (36) and is placed inside the locking cavity (36), the clamping adjusting column (31) is rotatably connected with the locking cavity (36), a clamping fixture block (37) is fixed to the other end of the clamping adjusting column (31), a clamping plate (38) is arranged in the locking cavity (36) and located on the side face of the clamping fixture block (37), and the clamping plate (38) is slidably connected with the locking cavity (36).

8. The structure of the conductive slip ring according to claim 7, wherein a clamping block cavity (39) is formed inside the clamping block (37), a control rod through hole (40) is formed between an end surface of one end of the clamping adjusting column (31) and a side wall of the clamping block cavity (39), a control rod (41) is slidably connected in the control rod through hole (40), one end of the control rod (41) is located outside the rotor body (2), the other end of the control rod (41) is located inside the clamping block cavity (39), a plurality of transmission rods (42) are arranged at the other end of the control rod (41), the transmission rods (42) are annularly distributed with respect to the control rod (41), one end of each transmission rod (42) is installed on and hinged to a side wall of the control rod (41), and a flexible expansion ring (43) is further sleeved outside the clamping block cavity (39), an ejector rod (44) matched with the transmission rod (42) is fixed on the inner wall of the flexible expansion ring (43), an ejector rod through hole (45) matched with the ejector rod (44) is formed in the side wall of the fixture block cavity (39), the ejector rod (44) penetrates through the ejector rod through hole (45) and is hinged to the other end of the transmission rod (42), and the ejector rod (44) is connected with the ejector rod through hole (45) in a sliding mode.

9. The structure of claim 8, wherein the other side wall of the locking cavity (36) is provided with a control rod slot (46) matched with the end part of the other end of the control rod (41).

10. The structure of the conductive slip ring according to claim 7, wherein a gear (47) is sleeved on the outer side of the clamping fixture block (37), the gear (47) is fixedly connected with the clamping fixture block (37), a rack (48) is arranged on one side of the clamping fixture block (38) opposite to the clamping fixture block (37), and one side of the clamping fixture block (38) opposite to the clamping fixture block (37) is connected with the side wall of the locking cavity (36) through a spring III (49).