CN214956600U - Isolating switch mechanism - Google Patents

Abstract

The utility model discloses an isolator mechanism relates to high tension switchgear technical field, and its technical scheme main points are: the device comprises a support, a main shaft, a first operating shaft and a second operating shaft, wherein the main shaft, the first operating shaft and the second operating shaft are rotatably arranged on the support, an isolation switch-on is arranged on the first operating shaft and the second operating shaft, guide posts are eccentrically arranged on the isolation switch-on, two guide grooves are formed in the support, one end of the main shaft is connected with a linkage piece, the linkage piece is rotatably arranged on the support along with the main shaft, two limit grooves are symmetrically formed in the linkage piece, one ends of the two limit grooves are communicated with a yielding groove, and the two guide posts respectively slide to penetrate through the two limit grooves and are abutted against the wall of the limit groove. The utility model discloses simple structure can utilize the rotation of main shaft, and the second operation axle keeps fixed state when can realizing first operation axle rotation, and first operation axle keeps fixed state when perhaps the second operation axle rotates, has the effect that improves operation convenience.

Description

Isolating switch mechanism

Technical Field

The utility model relates to a high tension switchgear technical field, more specifically say, it relates to an isolator mechanism.

Background

The isolating switch, namely when in the separated position, the contacts have the insulation distance meeting the specified requirements and obvious disconnection marks; a switching device capable of carrying current in normal loop conditions and current in abnormal conditions (e.g., short circuit) for a specified period of time when in the closed position.

If the publication number is CN211654666U, the publication date is 2020.10.09, which discloses an energy storage spring structure of an isolating switch, comprising a first operating shaft, a first spring driving crank arm, a first crank arm limit pin, a spring guide rod, an upper spring support seat, an inner spring support cover, an inner spring limit pin, an outer spring, a lower spring support seat, a second spring driving crank arm, a second crank arm limit pin, a second operating shaft, a first limit part and a second limit part.

When the spring structure is operated, the first operating shaft and the first spring driving crank arm are firstly fixed, the second operating shaft is operated to rotate clockwise to drive the second spring driving crank arm to rotate clockwise so that the lower spring supporting seat compresses the outer spring, the lower spring supporting seat moves together with the contact part of the inner spring supporting cover and the inner spring limiting pin after moving for a certain angle, then the inner spring is compressed, finally the second spring driving crank arm moves to a position over a dead point, at the moment, the spring energy storage is finished, the second operating shaft is operated to drive the crank arm to move continuously, at the moment, the second spring driving crank arm continues to rotate under the action of the spring releasing force and drives the mechanism shaft to move, after the spring continuously releases for a certain length, the inner spring supporting cover and the inner spring limiting pin are limited by the long waist hole in the spring guide rod, at the moment, the inner spring does not release energy any more, the outer spring continues to release energy, and finally the second spring driving crank arm moves to the second crank arm limiting pin, at the moment, the spring finishes releasing energy, the mechanism shaft finishes moving, and the mechanism finishes closing operation. Otherwise, the mechanism completes the opening operation.

However, when the device is used, the first operating shaft needs to be operated when the first operating shaft rotates, the second operating shaft needs to be operated when the second operating shaft rotates, the corresponding operation input ends of the first operating shaft and the second operating shaft need to be set respectively, the structure is complex, and the operation process is troublesome.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a sanitary equipment shunt valve case, simple structure can utilize the rotation and the rotation direction of control main shaft, and the second operation axle keeps fixed state when can realizing first operation axle and rotate, and first operation axle keeps fixed state when perhaps the second operation axle rotates, has the effect that improves operation use convenience.

In order to achieve the above purpose, the utility model provides a following technical scheme:

an isolating switch mechanism comprises a bracket, a main shaft, a first operating shaft and a second operating shaft, wherein the main shaft, the first operating shaft and the second operating shaft are rotatably arranged on the bracket, the first operating shaft and the second operating shaft are respectively arranged at two sides of the main shaft, an isolating switch-on is arranged on the first operating shaft and the second operating shaft, guide posts are eccentrically arranged on the two isolating switch-on, two guide grooves for the two guide posts to respectively slide are arranged on the bracket, the extending direction of the guide grooves is consistent with the rotating direction of the corresponding guide posts, one end of the main shaft is connected with a linkage piece, the linkage piece is rotatably arranged on the bracket along with the main shaft, two limiting grooves are symmetrically arranged on the linkage piece, one ends of the two limiting grooves are respectively communicated with a yielding groove, the extending direction of the yielding groove is consistent with the rotating direction of the linkage piece, the guide posts slidably pass through the limiting grooves and are abutted against the wall of the limiting grooves, when the main shaft drives the linkage piece to rotate towards one direction, the guide post on one side is driven to slide along the guide groove and the limiting groove and always abut against the wall of the limiting groove to drive the corresponding isolation switch-on to rotate, and the guide post on the other side keeps positioned and slides in the abdicating groove relatively to keep the corresponding isolation switch-on positioned.

Further setting: the guide post is including being fixed in the guide post body on the isolation combined floodgate and rotating the roller that the cover was located outside the guide post body, the roller is contradicted and is set up on the cell wall of spacing groove.

Further setting: the spindle is coaxially connected with the linkage piece, a positioning block is arranged on one side, located on the axis, of the end portion of the spindle, a positioning groove is formed in the linkage piece and corresponds to the positioning block, and the positioning block penetrates through the positioning groove to drive the linkage piece to rotate coaxially through the rotation of the spindle.

Further setting: the locating piece is provided with two symmetrical to the axis of main shaft, the constant head tank one-to-one is provided with two corresponding to the locating piece.

Further setting: the linkage piece is arranged to be a fan-shaped piece which is coaxial with the main shaft, and two sides of the fan-shaped piece are symmetrically arranged along the center of the fan-shaped piece. When the main shaft and the linkage piece do not rotate, the two guide posts are located at the connecting positions of the limiting grooves and the abdicating grooves, and the central line of the fan-shaped piece is perpendicular to the axis of the main shaft.

Further setting: the limiting groove extends along the axial direction of the main shaft perpendicular to the two limiting grooves which are parallel to each other, and the abdicating groove is arc-shaped from the bottom end of the limiting groove to the top end of the fan-shaped piece.

Further setting: the support supplies the position department that the main shaft both ends passed all to be provided with the axle sleeve, the main shaft rotates and wears to establish the axle sleeve setting.

Further setting: the end, far away from the linkage piece, of the main shaft penetrates out of the support, an isolation cam is installed on the end, far away from the linkage piece, of the main shaft, two travel switches are arranged on the support, and the main shaft drives the isolation cam to rotate when rotating, and when the isolation switch-on rotates in place, the isolation cam impacts a contact of the corresponding travel switch.

By adopting the technical scheme, the utility model discloses relative prior art compares, has following advantage:

1. through the matching of the main shaft and the linkage piece, when the main shaft drives the linkage piece to rotate towards one side, the guide post of the first operating shaft can be driven to rotate, the guide post of the second operating shaft is kept still, and the second operating shaft is kept in a fixed state when the first operating shaft rotates;

2. through the matching of the guide groove, the abdicating groove and the limiting groove, when the main shaft rotates, the guide and the guide are provided for the rotation of one guide post, and the other guide post is ensured to be kept in an immovable state, the structure is simple, the assembly and the use are convenient, the stability for controlling the rotation of the first operating shaft or the second operating shaft is improved, and when the main shaft drives the first operating shaft to rotate, the second operating shaft is always in an immovable state, the phenomenon that the two operating shafts rotate simultaneously due to mistaken touch is avoided, and the effect of improving the safety of operation and use is achieved;

3. through the arrangement of the rolling sleeve, when the guide post moves, the guide post can form relative rotation by using the rolling sleeve, so that the guide post can slide on the guide groove and the limiting groove relatively, and the stability of rotation is improved;

4. the positioning block and the positioning groove are arranged, so that the linkage part is driven to coaxially rotate when the main shaft rotates, and the stability of the main shaft driving the linkage part to rotate is improved;

5. through the isolating cam and the travel switch which are arranged, the rotation travel of the main shaft can be fed back, the on-off state of the isolating switch is monitored in real time, the state is further confirmed by workers, corresponding operation is timely performed, and the safety of work is guaranteed.

Drawings

FIG. 1 is a schematic structural view of a disconnector mechanism in a front view direction;

FIG. 2 is a schematic view of the isolating switch mechanism in a rear view direction;

FIG. 3 is a schematic view of the linkage exploded in FIG. 2;

fig. 4 is a schematic top view of the disconnecting switch mechanism.

In the figure: 1. a support; 11. a guide groove; 2. a main shaft; 21. positioning blocks; 3. a first operating shaft; 4. A second operating shaft; 5. isolating and closing; 6. a guide post; 61. a guide post body; 62. rolling; 7. a linkage member; 71. a limiting groove; 72. a yielding groove; 73. positioning a groove; 8. a shaft sleeve; 9. an isolation cam; 10. A travel switch.

Detailed Description

The disconnector mechanism is further described with reference to fig. 1 to 4.

An isolating switch mechanism is shown in fig. 1 and comprises a support 1, a main shaft 2, a first operating shaft 3 and a second operating shaft 4, wherein the main shaft 2, the first operating shaft 3 and the second operating shaft 4 are rotatably arranged on the support 1, the first operating shaft 3 and the second operating shaft 4 are respectively arranged on two sides of the main shaft 2 and are symmetrically arranged by taking the main shaft 2 as an axis, an isolating switch-on 5 is arranged on each of the first operating shaft 3 and the second operating shaft 4, the rotating directions of the first operating shaft 3 and the second operating shaft 4 are opposite, the main shaft 2 is used for driving the first operating shaft 3 or the second operating shaft 4 to rotate, and when the main shaft 2 drives the first operating shaft 3 to rotate, the second operating shaft 4 is kept still to complete the switch-on operation; similarly, the main shaft 2 can drive the second operating shaft 4 to rotate, the first operating shaft 3 is kept still, the switching-on operation of the second operating shaft 4 is completed, the rotating direction of the main shaft 2 is controlled, the working state switching can be achieved, and the operation convenience is improved.

As shown in fig. 1, 2 and 3, the two isolation switches 5 are eccentrically provided with the guide posts 6, the bracket 1 is provided with two guide grooves 11 for the two guide posts 6 to respectively slide, the extending directions of the two guide grooves 11 are consistent with the rotating directions of the corresponding guide posts 6, and the two guide grooves 11 are arranged along the extending directions in a deviating manner, that is, in the process of driving the guide posts 6 to rotate when the first operating shaft 3 or the second operating shaft 4 rotates, the guide posts 6 slide on the guide grooves 11 to provide sliding guide and improve the stability of rotation; one end of the main shaft 2 is fixedly connected with a linkage piece 7, the linkage piece 7 is arranged on the bracket 1 along with the rotation of the main shaft 2, two limiting grooves 71 are symmetrically arranged on the linkage piece 7, one end of each limiting groove 71 is communicated with a yielding groove 72, the extending direction of the yielding groove 72 is consistent with the rotation direction of the linkage piece 7, the two yielding grooves 72 extend towards the directions away from each other, two guide posts 6 respectively slide through the two limiting grooves 71 and are abutted against the groove walls of the limiting grooves 71, when the main shaft 2 drives the linkage piece 7 to rotate towards one direction, the guide posts 6 on one side are driven to slide along the guide grooves 11 and the limiting grooves 71 and drive the corresponding isolation switch-on 5 to rotate, the guide posts 6 on the other side keep positioned and relatively slide in the yielding grooves 72 so as to keep the corresponding isolation switch-on 5 positioned, thereby realizing the rotation of the main shaft 2 and driving the first operating shaft 3 to rotate, the effect of 4 location of second operation axle can realize operating condition through corotation and the reversal of control main shaft 2 and switch, improves the convenience of operation, and structural design is simple moreover, makes things convenient for the assembly to use.

As shown in fig. 2 and 3, the linkage 7 is a sector piece coaxial with the spindle 2, and two sides of the sector piece are symmetrically arranged along the center of the sector piece, when the spindle 2 and the linkage 7 do not rotate, the two guide posts 6 are both located at the connection position of the limiting groove 71 and the abdicating groove 72, and the center line of the sector piece is perpendicular to the axis of the spindle 2, so that the structure on the linkage 7 is symmetrical to the first operating shaft 3 and the second operating shaft 4, the operating strokes of the first operating shaft 3 and the second operating shaft 4 are consistent, and the state of the disconnecting switch is more favorably switched. The limiting grooves 71 extend in the direction perpendicular to the axial direction of the spindle 2, the two limiting grooves 71 are parallel to each other, and the abdicating groove 72 is arranged in an arc shape from the bottom end of the limiting groove 71 to the top end of the fan-shaped piece, so that when the linkage 7 rotates towards one side, one of the guide posts 6 is shifted by the limiting groove 71 to slide on the guide groove 11, and in the moving process, the guide post 6 slides relatively in the extending direction of the limiting groove 71, so that the guide post 6 slides stably; the other guide post 6 is fixed and slides relative to the corresponding abdicating groove 72, so that the linkage member 7 can rotate conveniently.

As shown in fig. 1 and 4, further, one end of the main shaft 2, which is far away from the linkage 7, penetrates out of the support 1, and is provided with an isolation cam 9, the support 1 is provided with two travel switches 10 symmetrically to the isolation cam 9, the two travel switches 10 are respectively arranged on two sides of the main shaft 2, when the main shaft 2 rotates, the isolation cam 9 is driven to rotate, and when the isolation switch 5 rotates in place, the isolation cam 9 impacts against a contact of the corresponding travel switch 10, so as to further provide feedback for a worker through the travel switches 10, and the worker can conveniently confirm the state of the isolation switch. The stroke distance of the isolating cam 9 to the two stroke switches 10 when the isolating cam rotates to touch is consistent, so that the rotation stroke of the main shaft 2 is fed back, the state confirmation strokes of the first operating shaft 3 and the second operating shaft 4 are consistent, and the operation and the use are facilitated.

As shown in fig. 1 and 2, further, the positions of the support 1, through which the two ends of the main shaft 2 pass, are provided with shaft sleeves 8, and the main shaft 2 rotates to penetrate through the shaft sleeves 8, so that the main shaft 2 rotates more stably, and the main shaft 2 is favorable for driving the first operating shaft 3 or the second operating shaft 4 to rotate. Wherein, the guide post 6 is including being fixed in the guide post body 61 on the isolation combined floodgate 5 and rotating the cover and locating the roller 62 outside the guide post body 61, and the roller 62 is contradicted and is set up on the cell wall of spacing groove 71 for when linkage 7 drives one of them guide post 6 and slides on the guide way 11, the roller 62 can rotate guide post body 61 relatively, is convenient for the guide post 6 to slide on the guide way 11, is favorable to driving the operating axis that corresponds and rotates.

As shown in fig. 2 and 3, in order to facilitate the spindle 2 to drive the linkage member 7 to rotate, the spindle 2 is coaxially connected with the linkage member 7, a positioning block 21 is disposed on one side of the end portion of the spindle 2, which is located on the axis, a positioning groove 73 is disposed on the linkage member 7, which corresponds to the positioning block 21, the positioning block 21 penetrates through the positioning groove 73, so that the spindle 2 rotates to drive the linkage member 7 to coaxially rotate, and therefore when the spindle 2 rotates, the positioning block 21 is used to drive the linkage member 7 to coaxially rotate, and convenience in operation is improved. The two positioning blocks 21 are arranged symmetrically to the axis of the spindle 2, the two positioning grooves 73 are arranged in one-to-one correspondence to the positioning blocks 21 to form two-point limiting, and therefore the stability of the cooperation between the positioning blocks 21 and the linkage member 7 is improved.

The working principle is as follows: when the first operating shaft 3 needs to be rotated and switched on, the rotating main shaft 2 rotates in a direction opposite to the rotation direction of the first operating shaft 3 to drive the linkage 7 to rotate, so that the linkage 7 drives the guide post 6 corresponding to the first operating shaft 3 to move and relatively slide on the limiting groove 71 and the guide groove 11, and therefore the isolation switch-on 5 on the first operating shaft 3 is driven to rotate, and the rotating switch-on action of the first operating shaft 3 is achieved. In the process, the guide post 6 corresponding to the second operating shaft 4 is kept still, and in the process of rotating the link 7, the receding groove 72 corresponding to the second operating shaft 4 and the corresponding guide post 6 rotate relatively, so that the guide post 6 is always positioned in the sliding groove and kept still, the second operating shaft 4 is kept still, and the state that the first operating shaft 3 is moved and the second operating shaft 4 is not moved is realized. Similarly, the main shaft 2 can also be rotated to rotate in a direction opposite to the rotation direction of the second operating shaft 4, so as to drive the second operating shaft 4 to rotate, keep the first operating shaft 3 stationary, and enable the mechanism to complete the closing operation.

Through the technical scheme, the utility model discloses simple structure can utilize the rotation of main shaft 2, and second operation axle 4 keeps fixed state when can realizing first operation axle 3 rotates, and first operation axle 3 keeps fixed state when perhaps second operation axle 4 rotates, has the effect that improves operation convenience.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. An isolating switch mechanism is characterized by comprising a support (1), a main shaft (2), a first operating shaft (3) and a second operating shaft (4), wherein the main shaft (2), the first operating shaft (3) and the second operating shaft (4) are rotatably arranged on the support (1), the first operating shaft (3) and the second operating shaft (4) are respectively arranged at two sides of the main shaft (2), an isolating switch (5) is respectively arranged on the first operating shaft (3) and the second operating shaft (4), guide posts (6) are eccentrically arranged on the two isolating switch-ins (5), two guide grooves (11) for the two guide posts (6) to respectively slide are formed in the support (1), the extending direction of each guide groove (11) is consistent with the rotating direction of the corresponding guide post (6), one end of the main shaft (2) is connected with a linkage piece (7), the linkage piece (7) is rotatably arranged on the support (1) along with the main shaft (2), two spacing grooves (71), two have all been seted up to the symmetry on linkage (7) the one end of spacing groove (71) all communicates and has stepped down groove (72), the extending direction of stepped down groove (72) is unanimous with the direction of rotation of linkage (7), two guide post (6) slide respectively and pass two spacing grooves (71), and contradict with spacing groove (71) cell wall, when main shaft (2) drive linkage (7) rotate towards a direction, slide along guide way (11) and spacing groove (71) in order to drive guide post (6) of one side, and drive isolation closing (5) that correspond and rotate, and guide post (6) of opposite side keep fixing a position and relative slip in stepped down groove (72) to make isolation closing (5) that correspond keep fixing a position.

2. The disconnecting switch mechanism according to claim 1, wherein the guide post (6) comprises a guide post body (61) fixed on the disconnecting switch (5) and a roller (62) rotatably sleeved outside the guide post body (61), and the roller (62) is abutted against the wall of the limiting groove (71).

3. The disconnecting switch mechanism according to claim 1, wherein the main shaft (2) is coaxially connected with the linkage member (7), a positioning block (21) is disposed at one side of the end portion of the main shaft (2) on the axis, a positioning groove (73) is disposed on the linkage member (7) corresponding to the positioning block (21), and the positioning block (21) penetrates through the positioning groove (73) to rotate the linkage member (7) coaxially by the rotation of the main shaft (2).

4. A disconnector mechanism according to claim 3, characterized in that the positioning blocks (21) are arranged in two symmetrical to the axis of the main shaft (2), and the positioning slots (73) are arranged in two in one-to-one correspondence with the positioning blocks (21).

5. The disconnecting switch mechanism according to claim 1, wherein the linkage member (7) is provided as a sector piece coaxial with the spindle (2), two sides of the sector piece are symmetrically arranged along the center of the sector piece, when the spindle (2) and the linkage member (7) do not rotate, the two guide posts (6) are both located at the connection position of the limiting groove (71) and the abdicating groove (72), and the center line of the sector piece is perpendicular to the axis of the spindle (2).

6. The isolating switch mechanism according to claim 5, wherein the limiting grooves (71) extend in a direction perpendicular to the axial direction of the main shaft (2), the two limiting grooves (71) are parallel to each other, and the receding groove (72) is arranged in an arc shape from the bottom end of the limiting groove (71) to the top end of the fan-shaped piece.

7. The disconnecting switch mechanism according to claim 1, wherein bushings (8) are disposed at positions of the bracket (1) through which the two ends of the main shaft (2) pass, and the main shaft (2) is rotatably disposed through the bushings (8).

8. The disconnecting switch mechanism according to claim 1, wherein one end of the main shaft (2) far away from the linkage member (7) penetrates out of the support (1) and is provided with an isolating cam (9), the support (1) is provided with two travel switches (10) symmetrical to the isolating cam (9), when the main shaft (2) rotates, the isolating cam (9) is driven to rotate, and when the isolating switch (5) rotates in place, the isolating cam (9) impacts a contact of the corresponding travel switch (10).

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