CN210925837U - Torsion switch - Google Patents

Abstract

The utility model discloses a turn round sub-switch. The method comprises the following steps: the rocking handle, the extensible member, the wane, the rocking handle is pegged graft and can be driven the extensible member that the slider bottom cover was established and slide in the slide of wane in the slider upper end, the extensible member embeds there is the expanding spring that the butt is in compression state all the time on the slider, make the one end that the extensible member can suppress the wane when sliding in the slide switch on with the electrode contact, be equipped with the setting element in the slide, stir the rocking handle and drive the extensible member through the slider and slide when the position of setting element, the setting element can hinder the extensible member to continue to slide until the extensible member crosses the setting element. The utility model discloses a design slide and setting element's structure, the staff is through the perception that slides hindrance effect to judge the gear change.

Description

Torsion switch

Technical Field

The utility model relates to an electrical switch field especially relates to a turn round sub-switch.

Background

The multi-gear twister switch has the problem of unclear gear in the use process. The wane that switches on with electrode contact occupies the leading effect at the in-process of confirming the gear, realizes the change of gear through the control rocking handle, needs set up corresponding structure on the wane and makes the change of differentiateing the gear that the staff can be clear, especially when being in the disconnection gear, needs have clear judgement, avoids the occurence of failure.

Disclosure of Invention

The utility model aims at providing a turn round sub-switch can the control circuit break-make, clearly and definitely judges the gear change.

The utility model provides a technical scheme that its technical problem adopted is, a turn round sub-switch is proposed, including the rocking handle, the extensible member, the wane, the rocking handle is pegged graft and can be driven the extensible member that slider bottom cover was established in the slider upper end and slide in the slide of wane, the extensible member embeds there is the expanding spring that the butt is in compression state all the time on the slider, make the one end that the extensible member can suppress the wane when sliding in the slide switch on with the electrode contact, be equipped with the setting element in the slide, when stirring the rocking handle and passing through the slider and drive the position that the extensible member slided the setting element, the setting element can hinder the extensible member to continue to slide and cross the setting element.

Furthermore, the top of the sliding block is provided with a middle hole for inserting the rocking handle, and the bottom of the sliding block is provided with a side hole for sleeving the telescopic piece.

Furthermore, the device also comprises a cover plate and a base which can be mutually covered, wherein the end part of the cover plate extends out of the buckling piece along the outer wall of the base and is used for being buckled on the convex structure of the outer wall.

Furthermore, the cover plate further comprises a metal head, the metal head and the rocking handle are respectively provided with a through hole for the bolt to penetrate through and be inserted, the rocking handle penetrates through the metal head and is inserted together through the bolt, and the rocking handle can rotate in the metal head by taking the bolt as a shaft.

Furthermore, the wane is sleeved on the bearing piece and is always kept in a conducting state with the central electrode.

Furthermore, a groove is formed in the side wall of the bearing piece, the rocker is provided with a limiting part, the limiting part is pressed and buckled in the groove by the expansion piece, and the two ends of the rocker are not separated from the bearing piece when the rocker is pressed and moved up and down by the expansion piece.

Furthermore, contact pieces are arranged at the contact parts of the two ends of the rocker and the outer electrode.

Furthermore, the upper part of the rocking handle is provided with an insulating part.

The utility model has the advantages that: 1. stir the rocking handle and drive the extensible member and slide on the wane for wane one side whereabouts switches on with the electrode, thereby can come switching on of control circuit through stirring the rocking handle. The gliding slide of confession extensible member is seted up to the rocker, is equipped with the setting element in the slide, sets up the setting element according to the gear of difference in the position of difference, and when the extensible member slided the setting element, the setting element can hinder the extensible member to continue to slide and cross the setting element until the extensible member, and the staff can experience the barrier effect of setting element to the extensible member this moment to the gear of the judgement torsion switch that can be clear.

Drawings

Fig. 1 is a main sectional view of a twister switch according to an embodiment of the present invention;

fig. 2 is a side view of a twister switch according to an embodiment of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to an embodiment of the present invention;

fig. 4 is a top view of a rocker of a twister switch according to an embodiment of the present invention;

fig. 5 is a perspective view of a slider of a twister switch according to an embodiment of the present invention;

fig. 6 is a partial cross-sectional view of a rocker of a twist switch according to an embodiment of the present invention.

In the figure: 1-base, 2-rocking handle, 3-sliding block, 4-rocker, 5-cover plate, 6-expansion spring, 7-expansion piece, 8-central electrode, 9-bearing piece, 10-contact piece, 11-convex structure, 21-insulating piece, 22-bolt, 31-middle hole, 32-side hole, 41-first rocker, 42-second rocker, 43-limit piece, 45-slideway, 46-positioning piece, 51-buckling piece, 52-metal head and 81-first electrode.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention and the technical solutions in the prior art, the following description will refer to the accompanying drawings to describe specific embodiments of the present invention. It is to be understood that the drawings in the following description are merely exemplary of the invention and that other drawings and embodiments can be made by those skilled in the art without undue burden. The designation of the design orientation merely indicates the relative positional relationship between the respective members, not the absolute positional relationship.

The utility model discloses a turn round sub-switch, include: rocking handle 2, extensible member 7, wane 4, rocking handle 2 is pegged graft and can be driven the extensible member 7 that 3 bottom covers of slider were established and slide in slide 45 of wane 4 in slider 3 upper end, extensible member 7 embeds there is the expanding spring 6 that the butt is in compression state on slider 3 all the time, make extensible member 7 can suppress the one end and the electrode contact of wane 4 and switch on when sliding in slide 45, be equipped with setting element 46 in the slide 45, stir rocking handle 2 and drive when extensible member 7 slides the position of setting element 46 through slider 3, setting element 46 can hinder extensible member 7 to continue to slide and cross setting element 46 until extensible member 7.

The rocking handle 2 and the cover plate 5 can be made of metal materials with certain strength, so that the rocking handle 2 is not easy to break, and the service life can be prolonged; the cover plate 5 can cover the base 1 smoothly and is not easy to deform. The base 1, the sliding block 3 and the telescopic piece 7 can be made of insulating materials with certain hardness, so that the base 1 can not deform and is not easily damaged; the slider 3 and the telescopic piece 7 can insulate the metal rocking handle 2 from the rocker 4.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 6. The upper portion of slider 3 is pegged graft and is had rocking handle 2, and the bottom cover of slider 3 is equipped with extensible member 7, and extensible member 7 embeds expanding spring 6, and expanding spring 6's one end is supported by slider 3, and the inner wall of other end butt extensible member 7 for extensible member 7 of outer wall butt on wane 4 can stretch out and draw back in slider 3. When the rocking handle 2 is stirred, the rocking handle 2 drives the telescopic piece 7 to slide in the slide way 45 of the rocker 4 through the slide block 3.

A first rocker arm 41 and a second rocker arm 42 may be provided at both ends of the rocker 4. The outer surface of the telescopic part 7 props against the rocker 4, and when the telescopic part 7 slides in the slide way 45 along with the swing of the rocking handle 2, the telescopic spring 6 in the telescopic part 7 can downwards spring the telescopic part 7. When the telescopic member 7 slides to the first tilting arm 41, the first tilting arm 41 falls down to be in contact with the first electrode 81, and the second tilting arm 42 tilts up to be in a disconnected state with the electrode. Since the rocker 4 and the central electrode 8 are always in a conductive state through the socket 9, when the first rocker 41 is in contact with the first electrode 81, the first electrode 81 is in contact with the central electrode 8, so that an external circuit is conducted. When the telescopic member 7 slides towards the second rocker 42, it is the same as sliding towards the first rocker 41 and will not be described in detail.

When the telescopic part 7 slides in the slide way 45, the positioning part 46 arranged in the slide way 45 can prevent the telescopic part 7 from continuously sliding, so that the resistance is increased for the sliding of the telescopic part 7, and a worker can sense that the sliding is blocked. Since the telescopic member 7 is telescopic, the securing member 46 only obstructs the sliding of the telescopic member 7, and does not obstruct the sliding of the telescopic member 7, and the sliding of the telescopic member 7 is not obstructed after the telescopic member 7 passes over the securing member 46. The position of the positioning member 46 within the slide 45 may be determined in conjunction with the shift position so that the operator can determine the shift position based on where the resistance is present. A positioning element 46 may be respectively disposed at two ends of the sliding track 45, when the telescopic element 7 slides on the first tilting arm 41 of the tilting plate 4 to go over the positioning element 46, the shift position changes, the first tilting arm 41 falls down to be conducted with the first electrode 81, the telescopic element 7 is located at the conducting shift position of the first electrode 81, and the telescopic element 7 slides on the second tilting arm 42 in the same manner as the first tilting arm 41, which is not described in detail herein; when the extensible member 7 slides into the arc-shaped groove in the middle of the rocker 4, the elastic force of the extensible spring 6 reaches the maximum value, so that the extensible member 7 tightly supports the bottom of the arc-shaped groove, the rocker arms on the two sides reach balance, the two sides are separated from the electrodes on the two sides, all the external circuits are in a disconnected state, and the extensible member 7 is located at an end opening gear at the moment. It will be appreciated that the arms may be bent slightly upwards to ensure a sufficient insulation distance from the electrodes. Locating piece 46 can be set up at the middle part recess border of wane 4 equally, the discernment of being convenient for, also can prevent simultaneously that the mistake from touching rocking handle 2 and driving extensible member 7 and slide on wane 4 to lead to that external circuit switches on and cause danger.

As the preferred embodiment, the top of the sliding block 3 is provided with a middle hole 31 for inserting the rocking handle 2, and the bottom of the sliding block 3 is provided with a side hole 32 for sleeving the telescopic part 7. Please refer to fig. 1 and 5. The top of the sliding block 3 is provided with a middle hole 31 for inserting the rocking handle 2, and the bottom of the sliding block 3 is provided with a side hole 32 for sleeving the telescopic piece 7 internally provided with the telescopic spring 6. When the rocking handle 2 is stirred, the rocking handle 2 drives the sliding block 3, and the sliding block 3 drives the telescopic piece 7 to swing together. The extensible member 7 slides on the rocker 4, and the extensible member 7 and the sliding block 3 are made of insulating materials, so that the rocking handle 2 made of metal materials and the rocker 4 are ensured to be in an isolation and insulation state. It can be understood that the side holes 32 can be arranged in parallel, and the seesaw 4 corresponding to the telescopic member 7 sleeved in each side hole 32 can also be arranged in parallel, so that one rocking handle 2 can control the conduction of a plurality of seesaws 4 and an external circuit at the same time. Meanwhile, the bottom of the base 1 should be provided with a corresponding number of wiring terminals corresponding to the inner structure.

As a preferred embodiment, the device further comprises a cover plate 5 and a base 1 which can be mutually covered, wherein a fastener 51 extends from the end of the cover plate 5 along the outer wall of the base 1 to be fastened on the convex structure 11 of the outer wall. Please refer to fig. 1, fig. 2, and fig. 3. The cover plate 5 covers the base 1 to block the upper port of the base 1. The left and right sides of the cover plate 5 extend downwards along the side wall of the base 1 to form fastener 51, the left and right side walls of the base 1 are provided with protruding structures 11, and the fastener 51 is matched to be buckled, so that the cover plate 5 can be stably covered on the base 1. The base 1 can be insulating material, and apron 5 can be the metal material, and the binding post of base 1 bottom does not contact with apron 5.

In a preferred embodiment, the cover plate 5 further includes a metal head 52, the metal head 52 and the rocking handle 2 are both provided with through holes for the bolts 22 to pass through, and the rocking handle 2 passes through the metal head 52 and is plugged together by the bolts 22, so that the rocking handle 2 can rotate around the bolts 22 in the metal head 52. Referring to fig. 1, the cover plate 5 is provided with a metal head 52, the rocking handle 2 passes through the metal head 52, a through hole can be formed to pass through the rocking handle 2 and the metal head 52, and the bolt 22 is inserted into the through hole, so that the rocking handle 2 is fixed in the metal head 52. The rocking handle 2 cannot move up and down in the metal head 52, and the rocking handle 2 can rotate about the bolt 22. In order to prevent the bolt 22 from falling off, the bolt 22 with a proper length can be cut out and inserted into the through hole, and the outer surface of the metal head 52 is provided with threads to be sleeved with a nut, so that the inner wall of the nut can stop the bolt 22 from falling off from the through hole. It can be understood that, in order to cooperate the rocking handle 2 to rotate on the bolt 22, the through hole of the rocking handle 2 may be provided with a spherical shape, so that the rocking handle 2 can rotate inside the metal head 52 by taking the bolt 22 as an axis. The metal head 52 and the rocking handle 2 can be made of metal materials, and can be better linked and not easily abraded when connected and rotated through the bolt 22. The metal rocking handle 2 is not easy to break off when being wrenched in the long-term use process.

In a preferred embodiment, the rocker 4 is sleeved on the socket 9 and is always in a conductive state with the central electrode 8. Referring to fig. 1, the receiving element 9 is fixed to the central electrode 8, and the seesaw 4 is connected to and conducted with the central electrode 8 through the receiving element 9, so as to ensure that the seesaw 4 is always in a conducting state with the central electrode 8, the seesaw 4 is required to be always in contact with the receiving element 9, and cannot slide or fall off from the receiving element 9.

As a preferred embodiment, a groove is formed on a sidewall of the receiving member 9, the rocker 4 is provided with a limiting member 43, and the limiting member 43 is pressed and buckled in the groove by the telescopic member 7, so that the rocker 4 is not separated from the receiving member 9 when two ends of the rocker 4 are pushed by the telescopic member 7 to move up and down. Please refer to fig. 1 and fig. 4. In order to ensure that the rocker 4 is always in a conductive state with the center electrode 8, a receiving element 9 may be designed to receive the rocker 4, such that the rocker 4 cannot slide or fall off the receiving element 9. The receiving member 9 may be composed of a bottom wall and two opposite side walls, and the opposite side walls are respectively fixed to the bottom wall. A pair of limiting members 43 may extend from the middle of the rocker 4 to both sides, and a pair of grooves may be formed on the opposite sidewalls of the corresponding receiving member 9 for bearing the limiting members 43 extending from the rocker 4. The spring force exerted by the telescopic spring 6 built into the telescopic member 7 on the telescopic member 7 will all act on the rocker 4 so that the rocker 4 is pressed tightly by the telescopic member 7 in the receiving member 9. When the telescopic member 7 slides towards the first rocker arm 41, the rocker 4 is still in a state of being pressed in the receiving member 9 by the telescopic member 7, and due to the existence of the limiting member 43, the rocker 4 cannot slide from the receiving member 9, so that the rocker 4 is ensured to be always in contact with the receiving member 9 and keep in a conducting state.

In a preferred embodiment, contact members 10 are provided at portions where both ends of the seesaw 4 contact the external electrodes. Please refer to fig. 1 and fig. 4. A contact 10 can be arranged at the position where a pair of rocker arms of the rocker 4 contacts with the outer electrode, and the contact 10 and the outer electrode have larger contact surfaces, so that the rocker 4 and the electrode can be better contacted and conducted. The ends of the first tilting arm 41 and the second tilting arm 42 may be provided with a circular hole for mounting the contact 10, and the contact portion between the contact 10 and the electrode should be a plane, so that the contact 10 and the electrode are in plane contact, and have better conduction stability compared with point contact. It will be appreciated that the contact 10 may be made of a material having good conductive properties to reduce losses.

In a preferred embodiment, the upper portion of the rocking handle 2 is provided with an insulator 21. Please refer to fig. 1 and fig. 2. The rocking handle 2 is made of metal, and an insulating member 21 may be provided on the upper part of the rocking handle 2. The insulating part 21 can be a sleeve made of an insulating material, is sleeved outside the rocking handle 2 and wraps the rocking handle 2 made of a metal material to play an insulating role. Another kind of implementation can be the paster that insulating material made, pastes in the both sides of rocking handle 2, when stirring rocking handle 2, exerts external force to insulating paster and stirs rocking handle 2 to play insulating effect. It will be appreciated that the provision of the insulator 21 on the handle 2 serves the purpose of secondary insulation. The safety of workers is ensured, and the workers are protected against electric shock.

The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended to limit the invention to the specific embodiments thereof. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims (8)

1. A button switch is characterized by comprising a rocking handle (2), a telescopic piece (7) and a seesaw (4), the rocking handle (2) is inserted into the upper end of the sliding block (3) and can drive the telescopic piece (7) sleeved at the bottom of the sliding block (3) to slide in the slideway (45) of the rocker (4), a telescopic spring (6) which is pressed against the sliding block (3) and is always in a compressed state is arranged in the telescopic piece (7), so that one end of the seesaw (4) can be elastically pressed to be in contact conduction with the electrode when the telescopic piece (7) slides in the slide way (45), a positioning part (46) is arranged in the slide way (45), when the rocking handle (2) is stirred to drive the telescopic part (7) to slide to the position of the positioning part (46) through the slide block (3), the positioning member (46) prevents the telescopic member (7) from sliding continuously until the telescopic member (7) passes over the positioning member (46).

2. The toggle switch according to claim 1, wherein the top of the slider (3) is provided with a central hole (31) for inserting the rocking handle (2), and the bottom of the slider (3) is provided with a side hole (32) for sleeving the telescopic member (7).

3. The torsion switch according to claim 1, further comprising a cover plate (5) and a base (1) which can be mutually covered, wherein a fastener (51) extends from an end of the cover plate (5) along an outer wall of the base (1) to be fastened on a protruding structure (11) of the outer wall.

4. The torsion switch is characterized in that the cover plate (5) further comprises a metal head (52), the metal head (52) and the rocking handle (2) are respectively provided with a through hole for the bolt (22) to penetrate through, the rocking handle (2) penetrates through the metal head (52) and is connected together through the bolt (22), and the rocking handle (2) can rotate in the metal head (52) by taking the bolt (22) as an axis.

5. The torsion switch according to claim 1, wherein the rocker (4) is sleeved on the socket (9) and is always kept in a conducting state with the central electrode (8).

6. The toggle switch according to claim 5, wherein a groove is formed on a side wall of the receiving member (9), the rocker (4) is provided with a limiting member (43), and the limiting member (43) is pressed and buckled in the groove by the telescopic member (7), so that the rocker (4) is not separated from the receiving member (9) when two ends of the rocker (4) are pressed and moved up and down by the telescopic member (7).

7. The toggle switch according to claim 1, wherein the rocker (4) has contact members (10) at portions where both ends thereof contact the external electrodes.

8. A torsion switch according to claim 1, wherein the upper part of the rocking handle (2) is provided with an insulating member (21).

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