CN208985899U - A kind of compact-sized one-way rotating type switch - Google Patents
A kind of compact-sized one-way rotating type switch Download PDFInfo
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- CN208985899U CN208985899U CN201821899659.5U CN201821899659U CN208985899U CN 208985899 U CN208985899 U CN 208985899U CN 201821899659 U CN201821899659 U CN 201821899659U CN 208985899 U CN208985899 U CN 208985899U
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- movable contact
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- contact spring
- switch
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Abstract
The utility model discloses a kind of compact-sized one-way rotating type switches, the cooperation of elastic arm on its ratchet slot and conductive movable contact spring by upper casing inner top is to realize one-directional rotation control, it is suitable for the uses of certain occasions, by ratchet slot to the positioning of conductive movable contact spring in order to the contact of conductive movable contact spring and quiet contact portion on annular conductive static contact, what it was convenient for switching when rotating switch rotating part connects again and again positioning, this case is compact-sized, the components of use are few, convenient for assembly, there is substantive distinguishing features outstanding and significant progress；In addition, one of ratchet slot is to the positioning of the conductive movable contact spring so that the conduction movable contact spring is not contacted with any one quiet contact portion, convenient for the long-time disconnection of switch.
Description
Technical field
The utility model relates to a kind of compact-sized one-way rotating type switches.
Background technique
Currently, existing pulse switch mainly uses pressing structure, multiple pulses, market are exported by pressing repeatedly
The upper pulse switch without using rotary structure, is not easy to the application of certain occasions.
Therefore, how to overcome above-mentioned defect, it has also become those skilled in the art's important topic urgently to be resolved.
Utility model content
The utility model overcomes the deficiency of above-mentioned technology, provides a kind of compact-sized one-way rotating type switch.
To achieve the above object, the utility model uses following technical proposal:
The upper casing 2 that a kind of compact-sized one-way rotating type switch includes lower casing 1 and is mounted on the lower casing 1, institute
It states and is formed with cavity between lower casing 1 and upper casing 2, the upper casing 2 is rotatably connected to that one end is located at the upside of upper casing 2 and the other end is located at
Switch rotating part 3 in cavity, that end switch rotating part 3 in cavity are equipped with mounting groove 31, in the mounting groove 31
The conductive movable contact spring 4 rotated together with the switch rotating part 3 is installed, the insole portion of the lower casing 1 is not fixed with ring-type
Conductive static contact 5 and center conductive static contact 6 positioned at 5 ring heart position of annular conductive static contact, the center conductive static contact 6
Often contacted with the conductive movable contact spring 4 of upper end, the annular conductive static contact 5 be equipped with for for upper end conductive movable contact spring 4 with
Its several quiet contact portion 51 contacted, several quiet contact portion 51 is using the rotary shaft of the switch rotating part 3 as center circumference
It arranges, the part annular conductive static contact 5 between adjacent two quiet contact portion 51 is not contacted with the conductive movable contact spring 4, described
The two wiring connecting pins of annular conductive static contact 5 and center conductive static contact 6 as this switch, the inner top of the upper casing 2
Equipped with several for being positioned to contact in conductive movable contact spring 4 with the quiet contact portion 51 to the conductive movable contact spring 4
A ratchet slot 21, several ratchet slots 21 are using the rotary shaft of the switch rotating part 3 as center circumferential arrangement and wherein one
A ratchet slot 21 is to the positioning of the conductive movable contact spring 4 so that the conduction movable contact spring 4 does not connect with any one quiet contact portion 51
Touching, the conduction movable contact spring 4 are equipped with end and are used for the elastic arm 41 that upward elasticity withstands the ratchet slot 21 to be positioned, institute
The end for stating elastic arm 41 is additionally provided with and can go to down from current ratchet slot 21 convenient for elastic arm 41 when one-directional rotation switch rotating part 3
The guiding surface 411 of one ratchet slot 21.
A kind of compact-sized one-way rotating type switch as described above, conduction 4 lower end surface of movable contact spring, which is equipped with, to be convenient for
The first protrusion 401 contacted with the center conductive static contact 6 and the second protrusion convenient for being contacted with the quiet contact portion 51
402, that end upward bending of the elastic arm 41 from close first protrusion 401.
A kind of compact-sized one-way rotating type switch as described above, the annular conductive static contact 5 are equipped with to described
The first wiring stretched out outside lower casing 1 connects extension end 501, and the center conductive static contact 6 is equipped with to be stretched out to outside the lower casing 1
Second wiring connects extension end 601.
A kind of compact-sized one-way rotating type switch as described above, the interior bottom of the lower casing 1 is equipped with for institute
Several positioning protrusion 11 that annular conductive static contact 5 carries out installation positioning are stated, the lower casing 1 is equipped with convenient for the upper casing 2
The locating groove 101 of installation positioning is carried out, the upper casing 2 is equipped with the positioning wedged block 201 cooperated with the locating groove 101.
Compared with prior art, the utility model has the beneficial effects that
1, the cooperation of the elastic arm on the ratchet slot and conductive movable contact spring that this case passes through upper casing inner top is to realize unidirectional turn
Dynamic control, it is suitable for the use of certain occasions, by ratchet slot to the positioning of conductive movable contact spring in order to conductive movable contact spring with
The contact of quiet contact portion on annular conductive static contact, be convenient for switching when rotating switch rotating part connects again and again positioning, this
Case is compact-sized, and the components of use are few, convenient for assembly, has substantive distinguishing features outstanding and significant progress；In addition, wherein one
A ratchet slot so that the conduction movable contact spring is not contacted with any one quiet contact portion, is convenient for the positioning of the conductive movable contact spring
The long-time of switch disconnects.
2, the elastic arm is from the upward bending in that end close to first protrusion, in this way, its one side is conducive to reduce
The conduction movable contact spring friction area between center conductive static contact, quiet contact portion respectively when rotation, the on the other hand upper casing
It is not easy to be transmitted to second high spot to first high spot is transmitted under the reaction force of the elastic arm, can prevent
The conductive movable contact spring at second that raised end is arbitrarily sagging.
Detailed description of the invention
Fig. 1 is the perspective view of this case.
Fig. 2 is one of explosion diagram of this case.
Fig. 3 is the two of the explosion diagram of this case.
Fig. 4 is the perspective view that annular conductive static contact, center conductive static contact are equipped in this case lower casing.
Fig. 5 is the conductive movable contact spring of this case.
Specific embodiment
The utility model feature and other correlated characteristics are described in further detail by the following examples, in order to same
The understanding of industry technology personnel:
As shown in Figures 1 to 5, a kind of compact-sized one-way rotating type switch, include lower casing 1 and be mounted on it is described under
Upper casing 2 on shell 1, is formed with cavity between the lower casing 1 and upper casing 2, the upper casing 2 is rotatably connected to one end and is located at upper casing 2
Upside and the other end are located at the switch rotating part 3 in cavity, that end switch rotating part 3 in cavity is equipped with mounting groove
31, the conductive movable contact spring 4 rotated together with the switch rotating part 3, the interior bottom of the lower casing 1 are installed in the mounting groove 31
Portion is respectively fixed with annular conductive static contact 5 and the center conductive static contact 6 positioned at 5 ring heart position of annular conductive static contact, institute
It states center conductive static contact 6 often to contact with the conductive movable contact spring 4 of upper end, the annular conductive static contact 5 is equipped with for supplying
Several quiet contact portions 51 that the conductive movable contact spring 4 at end is in contact with it, several quiet contact portion 51 is with the switch rotating part 3
Rotary shaft is center circumferential arrangement, the part annular conductive static contact 5 between adjacent two quiet contact portion 51 not with the conduction
Movable contact spring 4 contacts, the two wiring connecting pins of the annular conductive static contact 5 and center conductive static contact 6 as this switch, institute
The inner top for stating upper casing 2 is equipped with for being positioned to quiet contact in conductive movable contact spring 4 with described to the conductive movable contact spring 4
Several ratchet slots 21 that portion 51 contacts, several ratchet slots 21 are using the rotary shaft of the switch rotating part 3 as center circumference
Arrange and one of ratchet slot 21 to the positioning of the conductive movable contact spring 4 so that the conduction movable contact spring 4 not with it is any one
A quiet contact portion 51 contacts, and the conduction movable contact spring 4 is equipped with end and withstands the ratchet slot 21 for upward elasticity to be determined
The elastic arm 41 of position, the end of the elastic arm 41 is additionally provided with can be from working as convenient for elastic arm 41 when one-directional rotation switch rotating part 3
Preceding ratchet slot 21 goes to the guiding surface 411 of next ratchet slot 21.
As described above, the cooperation of the elastic arm 41 on ratchet slot 21 and conductive movable contact spring 4 that this case passes through 2 inner top of upper casing
To realize one-directional rotation control, it is suitable for the use of certain occasions, by the positioning of 21 pairs of ratchet slot conductive movable contact springs 4 so as to
In the contact of conductive movable contact spring 4 and contact portion 51 quiet on annular conductive static contact 5, it is convenient for switching when rotating switch rotating part 3
Again and again connect positioning, this case is compact-sized, and the components of use are few, convenient for assembly, have substantive distinguishing features outstanding and
Significant progress；In addition, one of ratchet slot 21 to the positioning of the conductive movable contact spring 4 so that the conduction movable contact spring 4 not with
Any one quiet contact portion 51 contacts, and disconnects convenient for the long-time of switch.
As described above, this case rotary switch can be used as pulse switch use, when elastic arm 41 from a ratchet slot 21 into
Enter next ratchet slot 21 and conductive movable contact spring 4 is made to leave current quiet contact portion 51 and touch next quiet contact portion 51
When, switch experienced from the process for disconnecting and then connecting again is switched to, and can be used as the output of pulsatile once signal.
As described above, when it is implemented, conduction 4 lower end surface of movable contact spring is equipped with and is convenient for and the center conductive static contact
First protrusion 401 and the second protrusions 402 convenient for contacting with the quiet contact portion 51 of 6 contacts, the elastic arm 41 is from close
The upward bending in that end of first protrusion 401, in this way, when its one side is conducive to reduce rotation conduction movable contact spring 4 respectively with
Friction area between center conductive static contact 6, quiet contact portion 51, on the other hand the upper casing 2 is to the anti-of the elastic arm 41
It is transmitted under active force at first protrusion 401 and is not easy to be transmitted at second protrusion 402, the second protrusion can be prevented
The conductive movable contact spring 4 at 402 that end is arbitrarily sagging.
As described above, when it is implemented, the annular conductive static contact 5 connects equipped with first stretched out to outside the lower casing 1
Line connects extension end 501, and the center conductive static contact 6 is equipped with the second wiring connection extension end stretched out to outside the lower casing 1
601, convenient for being connected to external connection.
As described above, when it is implemented, the interior bottom of the lower casing 1 be equipped with for the annular conductive static contact 5 into
Several positioning protrusion 11 of row installation positioning, the lower casing 1 are equipped with to carry out the upper casing 2 positioning card of installation positioning
Slot 101, the upper casing 2 are equipped with the positioning wedged block 201 cooperated with the locating groove 101, in this way, described convenient for making to be mounted on
The quiet contact portion 51 of the annular conductive static contact 5 of bottom is corresponding with 21 position of ratchet slot of 2 inner top of upper casing in lower casing 1.
As described above, this case protection is a kind of compact-sized one-way rotating type switch, all are identical as this case structure
Or similar technical solution should all be shown as falling into the protection scope of this case.
Claims (4)
1. a kind of compact-sized one-way rotating type switch, it is characterised in that include lower casing (1) and be mounted on the lower casing (1)
On upper casing (2), cavity is formed between the lower casing (1) and upper casing (2), the upper casing (2) is rotatably connected to one end and is located at
On the upside of upper casing (2) and the other end is located at the switch rotating part (3) in cavity, on that end switch rotating part (3) in cavity
Equipped with mounting groove (31), the conductive movable contact spring rotated together with switch rotating part (3) is installed in the mounting groove (31)
(4), the insole portion of the lower casing (1) is not fixed with annular conductive static contact (5) and is located at annular conductive static contact (5) ring heart
The center conductive static contact (6) of position, the center conductive static contact (6) often contacts with the conductive movable contact spring (4) of upper end, described
Annular conductive static contact (5) is equipped with several quiet contact portions (51) being in contact with it for the conductive movable contact spring (4) for upper end, should
Several quiet contact portions (51) is using the rotary shaft of switch rotating part (3) as center circumferential arrangement, adjacent two quiet contact portion
(51) the part annular conductive static contact (5) between is not contacted with the conductive movable contact spring (4), the annular conductive static contact
(5) and two wiring connecting pins of the center conductive static contact (6) as this switch, the inner top of the upper casing (2), which is equipped with, to be used for
The conductive movable contact spring (4) is positioned to be contacted with the quiet contact portion (51) in conductive movable contact spring (4) several
Ratchet slot (21), several ratchet slots (21) using it is described switch rotating part (3) rotary shaft as center circumferential arrangement and its
In a ratchet slot (21) to the positioning of the conductive movable contact spring (4) so that the conduction movable contact spring (4) is quiet not with any one
Contact portion (51) contact, the conduction movable contact spring (4) are equipped with end and withstand the ratchet slot (21) for upward elasticity to carry out
The elastic arm (41) of positioning, the end of the elastic arm (41) are additionally provided with convenient for elastic arm when one-directional rotation switch rotating part (3)
(41) guiding surface (411) of next ratchet slot (21) can be gone to from current ratchet slot (21).
2. the compact-sized one-way rotating type switch of one kind according to claim 1, it is characterised in that the conductive dynamic touching
Piece (4) lower end surface is equipped with the first protrusion (401) convenient for contact with the center conductive static contact (6) and convenient for quiet connecing with described
Second raised (402) of contact portion (51) contact, the elastic arm (41) are rolled over upwards from close to that end of described first raised (401)
It is curved.
3. the compact-sized one-way rotating type switch of one kind according to claim 1, it is characterised in that the annular conductive
Static contact (5) is equipped with the first wiring connection extension end (501) stretched out outside to the lower casing (1), the center conductive static contact
(6) it is equipped with the second wiring connection extension end (601) stretched out outside to the lower casing (1).
4. the compact-sized one-way rotating type switch of one kind according to claim 1 to 3, it is characterised in that institute
The interior bottom of lower casing (1) is stated equipped with several positioning protrusion for carrying out installation positioning to the annular conductive static contact (5)
(11), the lower casing (1) is equipped with convenient for carrying out the locating groove (101) of installation positioning, the upper casing to the upper casing (2)
(2) it is equipped with the positioning wedged block (201) cooperated with the locating groove (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821899659.5U CN208985899U (en) | 2018-11-16 | 2018-11-16 | A kind of compact-sized one-way rotating type switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821899659.5U CN208985899U (en) | 2018-11-16 | 2018-11-16 | A kind of compact-sized one-way rotating type switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208985899U true CN208985899U (en) | 2019-06-14 |
Family
ID=66791152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821899659.5U Active CN208985899U (en) | 2018-11-16 | 2018-11-16 | A kind of compact-sized one-way rotating type switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208985899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201270A (en) * | 2019-07-03 | 2019-09-06 | 东莞市鑫钻电子科技有限公司 | Counter switch and insulin syringe for insulin syringe |
-
2018
- 2018-11-16 CN CN201821899659.5U patent/CN208985899U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201270A (en) * | 2019-07-03 | 2019-09-06 | 东莞市鑫钻电子科技有限公司 | Counter switch and insulin syringe for insulin syringe |
| CN110201270B (en) * | 2019-07-03 | 2024-05-24 | 东莞市鑫钻电子科技有限公司 | Counting switch for insulin syringe and insulin syringe |
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