CN220400451U - Twice-pressing power-on and power-off switch - Google Patents

Abstract

The utility model discloses a twice-pressing on-off switch which comprises a base and a cover plate, wherein the base is matched with the cover plate, a placing cavity is formed in the top end of the base, a containing cavity is formed in the bottom end of the inside of the placing cavity, a through hole is formed in one side of the bottom end of the inside of the containing cavity, a rotating assembly is arranged in the placing cavity, the bottom end of the rotating assembly is fixedly connected with a fixing ring, a contact assembly is arranged in the through hole, a groove and a hole groove are formed in the bottom end of the cover plate, a pressing hole is formed in the top end of the inside of the groove, a limiting assembly is arranged in the hole groove, two sliding holes are symmetrically formed in the top end of the cover plate, and a pressing assembly is arranged on the cover plate. Compared with the prior art, the twice-pressing on-off switch has the advantages that the switch is electrified or powered off through twice pressing, so that false electrification or false power off caused by false touch is effectively avoided, the production efficiency is improved, safety accidents are prevented, and the work safety coefficient of workers is improved.

Description

Twice-pressing power-on and power-off switch

Technical Field

The utility model relates to the technical field of switches, in particular to a twice-pressing on-off switch.

Background

In the daily production process, a worker often mistakenly presses a switch to turn off or start equipment, and when the production and processing equipment is in a power-off and off-line state (at this time, the production and processing equipment is usually overhauled, maintained and the like by workers), the power-on switch is mistakenly touched by other workers or objects, so that the power-on switch is pressed down to suddenly start to operate, and further, the workers who are overhauling and maintaining the production and processing equipment are injured. In addition, if the production and processing equipment is suddenly touched by mistake in the operation process to stop the power supply, on one hand, defective products are easy to generate, on the other hand, the production and processing equipment is powered on again after power off and operates, and parameter configuration and the like may need to be readjusted, so that the production efficiency is seriously affected, and moreover, the production and processing equipment is suddenly powered off, so that the safety problem is also possibly caused to cause accidents. Therefore, we propose a two-press on-off switch.

Disclosure of Invention

The utility model mainly aims to provide a twice-pressing on-off switch which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a twice presses break-make switch, includes base and apron, the base cooperatees with the apron, the chamber of placing has been seted up on the base top, place the inside bottom of chamber and seted up and hold the chamber, hold chamber inside bottom one side and seted up the through-hole, it is provided with rotating assembly to place the chamber, rotating assembly bottom fixedly connected with solid fixed ring, the inside contact assembly that is provided with of through-hole, the apron bottom is seted up flutedly and hole groove, the inside top of recess is seted up and is pressed the hole, the inside spacing subassembly that is provided with of hole inslot, two sliding holes have been seted up to apron top symmetry, be provided with on the apron and press the subassembly.

As the further description of above-mentioned technical scheme, rotating assembly includes the rotation seat, fixedly connected with axis of rotation on the rotation seat, the shrinkage pool has been seted up on the axis of rotation top, the raceway has been seted up on the rotation seat top, four ball grooves have evenly been seted up to the inside bottom of raceway, four triangular blocks of even fixedly connected with of rotation seat lateral wall.

As further description of the technical scheme, the rotating seat is arranged in the placing cavity and can rotate in the placing cavity, the rotating shaft is rotationally connected with the groove, the diameter of the concave hole is the same as that of the pressing hole, and the axle center is positioned on the same vertical axis.

As further description of the technical scheme, a first rolling surface and a second rolling surface are formed at the bottom end of the fixed ring, the first rolling surface is connected with the second rolling surface in an end-to-end mode, and the height of the first rolling surface is lower than that of the second rolling surface.

As further description of the technical scheme, the contact assembly comprises a first connecting piece, a first rolling ball is connected to the top end of the first connecting piece in a rolling mode, a contact piece is fixedly connected to the bottom end of the first connecting piece, a first limiting ring is sleeved on the contact piece, and a first spring is fixedly connected between the first connecting piece and the first limiting ring.

As further description of the technical scheme, the first connecting piece is in sliding connection with the through hole, the first rolling beads are in rolling connection with the bottom end of the fixed ring, the first limiting ring is fixedly connected to the lower end in the through hole, and the first spring is sleeved on the contact piece.

As a further description of the above technical solution, the limiting component includes a second rolling bead, a second connecting piece is connected to the top end of the second rolling bead in a rolling manner, and a second spring is fixedly connected to the top end of the second connecting piece.

As a further description of the above technical solution, the second rolling ball is matched with the ball groove and the raceway, and the top end of the second spring is fixedly connected to the top end inside the hole groove.

As the further description of above-mentioned technical scheme, press the subassembly and include pressing the post, press two connecting rods of post lateral wall symmetry fixedly connected with, two equal fixedly connected with slip post in connecting rod bottom one side, the equal fixedly connected with carriage release lever in slip post bottom, all the cover is equipped with the second spacing ring on the carriage release lever, equal fixedly connected with third spring between carriage release lever and the second spacing ring, the equal fixedly connected with wheel rolls in carriage release lever bottom.

As the further description of above-mentioned technical scheme, press the post with press hole, shrinkage pool homogeneous phase match, two the slip post respectively with two sliding connection of sliding hole, second spacing ring fixed connection is at the inside lower extreme of sliding hole, the third spring cup joints on the carriage release lever, the rolling surface of rolling wheel all is pressed close to with the inclined plane of triangle piece.

Compared with the prior art, the utility model has the following beneficial effects:

the switch is powered on or powered off by pressing twice, so that false power on or false power off caused by false touch is effectively avoided, safety accidents caused by improper start and stop of equipment caused by false power on or false power off are avoided, the work safety coefficient of staff is improved, and the production efficiency is also improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a two-press power-on/off switch according to the present utility model;

FIG. 2 is a schematic diagram of the internal structure of a two-press power-on/off switch according to the present utility model;

FIG. 3 is a schematic diagram of a rotating assembly of a twice-pressed on-off switch according to the present utility model;

FIG. 4 is a schematic diagram of a structure of a fixing ring of a switch for turning on/off by pressing twice according to the present utility model;

FIG. 5 is a schematic view of a contact assembly of a twice-pressed power switch according to the present utility model;

FIG. 6 is a schematic diagram of a limiting assembly of a twice-pressed on-off switch according to the present utility model;

fig. 7 is a schematic structural diagram of a pressing assembly for pressing an on-off switch twice according to the present utility model.

In the figure: 1. a base; 2. a cover plate; 3. a placement cavity; 4. a receiving chamber; 5. a through hole; 6. a rotating assembly; 7. a fixing ring; 8. a contact assembly; 9. a groove; 10. a hole groove; 11. pressing the hole; 12. a limit component; 13. a sliding hole; 14. a pressing assembly; 61. a rotating seat; 62. a rotating shaft; 63. concave holes; 64. a ball groove; 65. a raceway; 66. triangular blocks; 71. a first rolling surface; 72. a second rolling surface; 81. a first connecting piece; 82. a first rolling bead; 83. a contact member; 84. a first stop collar; 85. a first spring; 121. a second rolling bead; 122. a second connecting piece; 123. a second spring; 141. pressing the column; 142. a connecting rod; 143. a sliding column; 144. a moving rod; 145. a second limiting ring; 146. a third spring; 147. and rolling the wheel.

Detailed Description

In order to make the technical means, the creation characteristics and the effect of achieving the object of the present utility model easy to understand, the present utility model is further described below with reference to the specific embodiments.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-7, the present utility model provides a technical solution: the utility model provides a twice presses on-off switch, including base 1 and apron 2, base 1 cooperatees with apron 2, place chamber 3 has been seted up on base 1 top, place chamber 3 inside bottom and seted up and hold chamber 4, hold chamber 4 inside bottom one side and seted up through hole 5, recess 9 and hole 10 have been seted up to apron 2 bottom, recess 9 inside top has been seted up and has been pressed the hole 11, place chamber 3 and be provided with rotating assembly 6, rotating assembly 6 includes rotating seat 61, rotating seat 61 sets up in place chamber 3 inside, and can rotate in place chamber 3 inside, fixedly connected with axis of rotation 62 on rotating seat 61, axis of rotation 62 matches with recess 9, and be connected with recess 9 rotation, recess 63 has been seted up on axis of rotation 62 top, recess 63 is the same with pressing the hole 11 diameter, and the axle center is in same vertical axis, raceway 65 has been seted up on rotating seat 61 top, raceway 65 is circular groove, the distance of raceway 65 inside central point to the axle center of axis of rotation 62 is the same with the axle center distance of axle center to axis of rotation 62, four ball grooves 64 have evenly been seted up to rotating seat 65 inside bottom, rotating seat 61 lateral wall evenly fixedly connected with four blocks 66 and four right-angled triangle blocks 66 are located at the minimum three angle positions of four, three angle blocks 66 up at the same three angle positions, three angle positions are up at the three angle positions of the corner of the triangle groove 66, and four angle positions are corresponding to the corner, and four corner pieces are up.

The fixed ring 7 is fixedly connected to the bottom end of the rotating seat 61, the fixed ring 7 is distributed in the accommodating cavity 4, the bottom end of the fixed ring 7 is provided with a first rolling surface 71 and a second rolling surface 72, the first rolling surface 71 and the second rolling surface 72 are connected in an end-to-end mode, the area of the first rolling surface 71 is the same as that of the second rolling surface 72, the height of the first rolling surface 71 is lower than that of the second rolling surface 72, the contact assembly 8 is arranged in the through hole 5, the contact assembly 8 comprises a first connecting piece 81, the top end of the first connecting piece 81 is in rolling connection with a first rolling bead 82, the first rolling bead 82 is always in contact with the bottom end of the fixed ring 7, a first limiting ring 84 is arranged below the first connecting piece 81 and is matched with the through hole 5, the first connecting piece 81 is in sliding connection with the through hole 5, the first limiting ring 84 is fixedly connected to the opening of the lower end of the inner portion of the through hole 5, the bottom end of the first connecting piece 81 is fixedly connected with a contact piece 83, the contact piece 83 is in sliding connection with the first limiting ring 84, the contact piece 84 extends to the lower portion of the outer portion of the base 1 through the first limiting ring 84, the first limiting ring 84 is in sliding connection with the first limiting ring 83, and the first connecting piece 85 is fixedly connected with the first limiting spring 85 between the first connecting piece 81 and the first connecting piece 85.

The inside spacing subassembly 12 that is provided with of hole groove 10, spacing subassembly 12 include second roll pearl 121, and second roll pearl 121 and ball groove 64, raceway 65 homogeneous phase match, and second roll pearl 121 top roll connection has second connection piece 122, second connection piece 122 and hole groove 10 sliding connection, and fixedly connected with second spring 123 between second connection piece 122 top and the inside top of hole groove 10, second spring 123 is in compression state.

Two sliding holes 13 have been seted up to apron 2 top symmetry, two sliding holes 13 symmetric distribution is in pressing the hole 11 both sides, be provided with on the apron 2 and press the subassembly 14, press the subassembly 14 to include pressing the post 141, press the post 141 and press hole 11, the shrinkage pool 63 homogeneous phase matches, and press the post 141 lower extreme and extend to the inside upper end of shrinkage pool 63, press two connecting rods 142 of 141 lateral wall symmetric fixedly connected with, two equal fixedly connected with sliding column 143 of connecting rod 142 bottom one side, two sliding column 143 respectively with two sliding hole 13 sliding connection, sliding column 143 bottom equal fixedly connected with carriage release lever 144, all overlap on the carriage release lever 144 and be equipped with second spacing ring 145, second spacing ring 145 fixedly connected with is in the inside lower extreme of carriage release lever 13, all fixedly connected with third spring 146 between carriage release lever 143 and the second spacing ring 145, third spring 146 cup joints on carriage release lever 144, the carriage release lever 144 bottom pass behind the second spacing ring 145 with the rolling wheel 147 fixedly connected with, the rolling surface of rolling wheel 147 all is close to with the inclined plane of triangle 66, and the rolling surface of rolling wheel 147 is about to be less than the extreme high point 66 of triangle 66.

It should be noted that, the present utility model is a two-press on/off switch, and the following description will take the power-off state as an initial state and take one cycle of power-on/off as an example: in the initial power-off state, the first rolling bead 82 contacts the second rolling surface 72 and is located on the second rolling surface 72 near the first rolling surface 71, the pressing post 141 is pressed first, the pressing post 141 moves down to drive the two connecting rods 142 to move down synchronously with the sliding posts 143, the two sliding posts 143 move down in the sliding hole 13 to push the moving rod 144 to pass through the second limiting ring 145 to drive the rolling wheel 147 to move down, at this time, the third spring 146 is in a compressed state, the rolling wheel 147 is subjected to a vertical downward force, the two moving rolling wheels 147 roll on the inclined surface of the triangular block 66 in the downward moving process, the vertical downward force converts the force which drives the rotating seat 61 to rotate through the triangular block 66, then the third spring 146 resets, the elastic force generated by the resetting drives the rolling wheel 147 to restore to the initial height, and along with the rotation of the rotating seat 61, the two rolling wheels 147 will contact with the inclined surfaces of the other two triangular blocks 66 and play a role in preventing the rotary seat 61 from continuing to rotate, in this process, the second rolling balls 121 roll from the ball groove 64 to the raceway 65, at this time, the second springs 123 are compressed to a greater extent than the initial degree, then the second rolling balls 121 roll along the raceway 65 until rolling into the next ball groove 64, at this time, the compressed second springs 123 will be partially reset, the elastic force generated by the second springs 123 still in the compressed state will press the second rolling balls 121 already in the ball groove 64, avoiding the second rolling balls from sliding out of the ball groove 64, the rotary seat 61 will drive the fixed ring 7 at the bottom end to rotate, at this time, the first rolling balls 82 and the second rolling surfaces 72 are in a relative rolling state, the first rolling balls 82 roll to the middle position of the second rolling surfaces 72 relatively, since the height of the second rolling surfaces 72 is unchanged, at this time, the first rolling bead 82 will not receive downward pressure, so that the height of the contact end at the bottom end of the contact member 83 is unchanged, and therefore, the contact end still is in a power-off state, then the pressing post 141 is pressed again, the working principle at this time is the same as that of the first time, which is not described in detail herein, except that the first rolling bead 82 continues to be in a relative rolling state with the second rolling surface 72 when pressed for the second time, after the pressing is finished, the first rolling bead 82 is changed from being in contact with the second rolling surface 72 to being in contact with the first rolling surface 71, and because the height of the first rolling surface 71 is lower than the height of the second rolling surface 72, the first rolling bead 82 will receive downward pressing force of the first rolling surface 71, and this pressing force will make the first connecting piece 81 move downward in the through hole 5, so as to drive the contact member 83 to move downward, so that the contact end of the contact member 83 completes the power-on state, and the first spring 85 is in a compressed state at this time; at this time, the switch is in the energized state, the first rolling bead 82 contacts with the first rolling surface 71 and is located at the position on the first rolling surface 71 close to the second rolling surface 72, then the pressing column 141 is pressed for the third time, the internal movement process is repeated, the first rolling bead 82 rolls relatively to the middle position of the first rolling surface 71 after the third pressing is finished, the height of the first rolling surface 71 is unchanged, at this time, the height of the contact piece 83 is unchanged, so that the switch is still in the energized state, then the pressing column 141 is pressed for the fourth time, the process is still the same as the working process when the pressing column 141 is pressed for the first time, the first rolling bead 82 continues to be in a relative rolling state with the first rolling surface 71, after the pressing is finished, the first rolling bead 82 rolls relatively to the position contacting with the second rolling surface 72 by the contact with the first rolling surface 71, at this time, the height of the second rolling surface 72 is higher than the height of the first rolling surface 71, at this time, the contact piece 83 is pushed by the first spring, at this time, the reset spring 85 pushes the reset spring moves the reset contact piece 85 to the reset piece 5 to the energized state, and moves the reset piece 85 to the reset piece to the energized state, and moves the reset piece 5 to the reset piece, and moves to the contact piece 81 to the energized state, and moves to the reset piece 5, and the reset piece is moved to the reset piece, and the contact piece is moved to the reset piece, and the reset piece. Compared with the existing twice-pressing power-on/off switch, the utility model can realize power-on or power-off through twice-pressing the switch, effectively avoid false power-on or false power-off caused by false touch, improve the production efficiency, prevent the occurrence of safety accidents and improve the work safety coefficient of staff.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a twice presses break-make switch, includes base (1) and apron (2), base (1) cooperatees with apron (2), a serial communication port, place chamber (3) have been seted up on base (1) top, place chamber (3) inside bottom and seted up and hold chamber (4), hold chamber (4) inside bottom one side and seted up perforating hole (5), place chamber (3) and be provided with rotating assembly (6), rotating assembly (6) bottom fixedly connected with solid fixed ring (7), perforating hole (5) inside is provided with contact assembly (8), recess (9) and hole groove (10) have been seted up on apron (2) bottom, recess (9) inside top has been seted up and has been pressed hole (11), hole groove (10) inside is provided with spacing subassembly (12), two sliding holes (13) have been seted up on apron (2) top symmetry, be provided with on apron (2) and press subassembly (14).

2. The twice-pressed on-off switch according to claim 1, wherein the rotating assembly (6) comprises a rotating seat (61), a rotating shaft (62) is fixedly connected to the rotating seat (61), a concave hole (63) is formed in the top end of the rotating shaft (62), a rolling path (65) is formed in the top end of the rotating seat (61), four ball grooves (64) are uniformly formed in the bottom end inside the rolling path (65), and four triangular blocks (66) are uniformly and fixedly connected to the side wall of the rotating seat (61).

3. The two-time pressing on-off switch according to claim 2, wherein the rotating seat (61) is arranged inside the placing cavity (3) and can rotate inside the placing cavity (3), the rotating shaft (62) is rotationally connected with the groove (9), the diameter of the concave hole (63) is the same as that of the pressing hole (11), and the axle center is on the same vertical axis.

4. The two-press power on-off switch according to claim 1, wherein a first rolling surface (71) and a second rolling surface (72) are formed at the bottom end of the fixed ring (7), the first rolling surface (71) is connected with the second rolling surface (72) in an end-to-end mode, and the height of the first rolling surface (71) is lower than that of the second rolling surface (72).

5. The twice-pressed on-off switch according to claim 1, wherein the contact assembly (8) comprises a first connecting piece (81), a first rolling ball (82) is connected to the top end of the first connecting piece (81) in a rolling mode, a contact piece (83) is fixedly connected to the bottom end of the first connecting piece (81), a first limiting ring (84) is sleeved on the contact piece (83), and a first spring (85) is fixedly connected between the first connecting piece (81) and the first limiting ring (84).

6. The two-press on-off switch according to claim 5, wherein the first connecting piece (81) is slidably connected with the through hole (5), the first rolling bead (82) is in rolling connection with the bottom end of the fixed ring (7), the first limiting ring (84) is fixedly connected to the inner lower end of the through hole (5), and the first spring (85) is sleeved on the contact piece (83).

7. The two-press on-off switch according to claim 2, wherein the limiting assembly (12) comprises a second rolling ball (121), a second connecting piece (122) is connected to the top end of the second rolling ball (121) in a rolling mode, and a second spring (123) is fixedly connected to the top end of the second connecting piece (122).

8. The double-pressing on-off switch according to claim 7, wherein the second rolling ball (121) is matched with the ball groove (64) and the rolling path (65), and the top end of the second spring (123) is fixedly connected to the top end inside the hole groove (10).

9. The twice-pressed on-off switch according to claim 2, wherein the pressing assembly (14) comprises a pressing column (141), two connecting rods (142) are symmetrically and fixedly connected to the side walls of the pressing column (141), two sliding columns (143) are fixedly connected to one sides of the bottom ends of the connecting rods (142), moving rods (144) are fixedly connected to the bottom ends of the sliding columns (143), second limiting rings (145) are sleeved on the moving rods (144), third springs (146) are fixedly connected between the sliding columns (143) and the second limiting rings (145), and rolling wheels (147) are fixedly connected to the bottom ends of the moving rods (144).

10. The twice-pressing on-off switch according to claim 9, wherein the pressing post (141) is matched with the pressing hole (11) and the concave hole (63), the two sliding posts (143) are respectively connected with the two sliding holes (13) in a sliding manner, the second limiting ring (145) is fixedly connected to the lower end inside the sliding hole (13), the third spring (146) is sleeved on the moving rod (144), and the rolling surfaces of the rolling wheels (147) are close to the inclined surfaces of the triangular blocks (66).