CN113958677A - Circular transmission non-empty-volume unidirectional intermittent motion mechanism - Google Patents
Circular transmission non-empty-volume unidirectional intermittent motion mechanism Download PDFInfo
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- CN113958677A CN113958677A CN202111375931.6A CN202111375931A CN113958677A CN 113958677 A CN113958677 A CN 113958677A CN 202111375931 A CN202111375931 A CN 202111375931A CN 113958677 A CN113958677 A CN 113958677A
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- rod
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H27/00—Step-by-step mechanisms without freewheel members, e.g. Geneva drives
- F16H27/02—Step-by-step mechanisms without freewheel members, e.g. Geneva drives with at least one reciprocating or oscillating transmission member
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Abstract
The invention relates to a circular transmission non-empty-amount unidirectional intermittent motion mechanism which comprises a supporting device, a transmission device arranged on the supporting device and a swinging device arranged between the supporting device and the transmission device, wherein the supporting device plays a role in supporting the transmission device and the swinging device, and the swinging device can eliminate the empty amount of the transmission device in use.
Description
Technical Field
The invention relates to a circular transmission non-empty-volume unidirectional intermittent motion mechanism.
Background
When a pawl of the existing ratchet mechanism is inserted into a tooth groove of a ratchet wheel, due to the fact that a certain empty amount exists, the pawl and the tooth groove generate an impulse, and the possibility of generating noise or damaging the ratchet wheel exists.
The prior document CN201621243193.4 discloses an intermittent transmission device, which comprises a base, a flange seat, a main transmission shaft, an air cylinder, an intermittent swing rod mechanism, a ratchet mechanism and a positioning swing rod mechanism, wherein the intermittent swing rod mechanism comprises an intermittent swing rod, a positioning shaft and a roller wheel, the intermittent swing rod is sleeved on the main transmission shaft, the positioning shaft is arranged on the intermittent swing rod, the roller wheel is fixedly sleeved on the positioning shaft, a piston rod of the air cylinder is fixed on the intermittent swing rod, the ratchet mechanism comprises a ratchet wheel and a pawl, the pawl is sleeved on the positioning shaft, the ratchet wheel is sleeved on the main transmission shaft, a positioning groove is arranged on the ratchet wheel, the positioning swing rod mechanism comprises a positioning swing rod, a supporting shaft mounting mechanism and a tension spring, the supporting shaft is mounted through a supporting shaft mounting mechanism, the positioning swing rod is of an L-shaped plate structure, a bending part of the positioning swing rod is movably sleeved on the supporting shaft, the roller wheel is matched with the positioning swing rod, and a positioning pin is arranged on the positioning plate, the tension spring is arranged between the positioning swing rod and the supporting shaft mounting mechanism. The device has simple and compact structure and small installation space.
The prior document CN201420753203.3 discloses an intermittent ratchet transmission device, which includes a frame and a ratchet, wherein the ratchet is rotatably connected to the frame, and further includes a control rod and a cam hinged to the frame, a driving ring is disposed on an end surface of the cam along a circumferential direction, a middle portion of the control rod is hinged to the frame, one end of the control rod abuts against the cam, two support rods are disposed on the other end of the control rod, an included angle between the two support rods is larger than an angle corresponding to one ratchet on the ratchet, wherein a friction plate capable of contacting with the driving ring is disposed on one support rod, and a braking pawl is disposed on the other support rod. The friction plate is used for driving the ratchet wheel to move, and the braking pawl is used for braking the ratchet wheel. The friction plate is in surface contact with the driving ring on the ratchet wheel, and the abrasion is small relative to the point contact of the pawl; the brake pawl does not need to rotate back and forth on the ratchet wheel, and the abrasion of the brake pawl is small, so that the friction plate and the brake pawl do not need to be frequently replaced, and the whole body has long working time.
Both of the above solutions have a problem that the ratchet mechanism has a void amount in operation.
Disclosure of Invention
The invention aims to provide a unidirectional intermittent motion mechanism for eliminating the empty quantity.
The invention adopts the following technical scheme:
the invention comprises a supporting device, a transmission device arranged on the supporting device and a swinging device arranged between the supporting device and the transmission device.
The supporting device comprises a supporting wheel, a plurality of cylinders which are uniformly distributed on the outer edge of the supporting wheel and are fixedly connected with the side plane of the supporting wheel, a convex circular truncated cone which is fixedly arranged in the middle of the supporting wheel and is fixedly connected with the side plane of the supporting wheel, a through hole A arranged in the middle of the supporting wheel and a transmission shaft sleeved on the inner side of the through hole A, wherein the transmission device is arranged on the transmission shaft, the transmission shaft penetrates through two sides of the through hole A, the cylinders are respectively matched with a transmission device and a swinging device, and the swinging device is positioned between the supporting wheel and the transmission device.
The transmission device comprises a handle rod, a circular ring sleeve fixedly arranged at one end of the handle rod and sleeved at the upper end part of a convex circular truncated cone, a support rod A and a support rod B which are fixedly arranged on the handle rod and perpendicular to the side surface of a support wheel, a limit block A which is fixedly arranged on the support rod A and far away from one end of the handle rod and parallel to the handle rod, and a limit block B which is fixedly arranged on the support rod B and far away from one end of the handle rod and parallel to the handle rod, wherein a clamp A is clamped at the upper end part of the convex circular truncated cone, the circular ring sleeve is positioned between the lower end part of the convex circular truncated cone and the clamp A, the support rod A and the support rod B are arranged in parallel, the limit block A and the limit block B are respectively positioned on the side surface far away from the support rod A and the support rod B, a swing device is positioned between the support wheel and the handle rod, and the swing device is matched with the limit block A and the limit block B, the support rod A and the support rod B are positioned on two sides of the motion trail of the cylinder.
The swinging device of the invention comprises a swinging arm A which is arranged between a supporting wheel and a supporting rod A and is rotatably connected with one end of the supporting rod A far away from a handle rod, an L-shaped rotating plate A with one end fixedly connected with the circumferential surface of the swinging arm A and the other end contacted with the upper side surface of a limiting block A, a swinging rod A with one end fixedly connected with one side of the circumferential surface of the swinging arm A far away from the L-shaped rotating plate A, and a spring A with one end fixedly connected with the left side of the supporting rod A on the handle rod, the swinging arm B is arranged between the supporting wheel and the supporting rod B and is rotatably connected with one end, far away from the handle rod, of the supporting rod B, the L-shaped rotating plate B is fixedly connected with the circumferential surface of the swinging arm B at one end, the other end of the L-shaped rotating plate B is in contact with the upper side surface of the limiting block B, the swinging rod B is fixedly connected with one side, far away from the L-shaped rotating plate B, of the circumferential surface of the swinging arm B at one end, and the spring B is fixedly connected with the handle rod at the position, far away from the right side of the supporting rod B, of the supporting rod B at one end;
a through hole B is formed in one end, far away from the handle rod, of the support rod A, a rotating column A is sleeved in the through hole B and penetrates through the through hole B, one end of the rotating column A is fixedly connected with the end face of the swing arm A, a clamp B is clamped at the other end of the rotating column A, one end, far away from the handle rod, of the support rod B is provided with a through hole C, the rotating column B is sleeved in the through hole C and penetrates through the through hole C, one end of the rotating column B is fixedly connected with the end face of the swing arm B, and the clamp C is clamped at the other end of the rotating column B;
the other end of the spring A is fixedly connected with one end, far away from the swing arm A, of the L-shaped rotating plate A, the other end of the spring B is fixedly connected with one end, far away from the swing arm B, of the L-shaped rotating plate B, the other end of the swing rod A and the other end of the swing rod B are located between the supporting rod A and the supporting rod B, and the cylindrical top surface is higher than the bottom surface of the swing rod A and lower than the bottom surface of the handle rod.
The end face of the swing rod A between the support rod A and the support rod B is a circular face, the circle center of the swing rod A is located on the axis of the rotating column A, the end face of the swing rod B between the support rod A and the support rod B is a circular face, and the circle center of the swing rod B is located on the axis of the rotating column B.
A fixed key is arranged between the transmission shaft and the through hole A, and pin holes matched with the fixed key are formed in the side wall of the transmission shaft and the side wall of the through hole A.
A plurality of support arms are uniformly and fixedly arranged on the side plane of the support wheel, and the cylinders correspond to the support arms one by one and are fixedly arranged at one end, far away from the through hole A, of the support arms.
The invention has the following positive effects:
1. the supporting device plays a supporting role for the transmission device and the swinging device, and the swinging device can eliminate the empty amount of the transmission device in use.
2. The transmission shaft can transmit the torque of the swinging device, and the convex round platform plays a role in supporting the transmission shaft.
3. Rotatable handle pole transmits the moment of torsion to the supporting wheel through swing arm A and swing arm B, and the transmission shaft is given in the transmission of rethread supporting wheel, and bracing piece A and bracing piece B have played the effect of support to pendulous device.
4. When the handle lever is rotated and the cylinder moves to a position between the swing rod A and the swing rod B, the cylinder pushes the swing rod A and the swing rod B away, and after the cylinder passes through the swing rod A and the swing rod B, the swing rod A and the swing rod B reset under the action of the spring A, the spring B, the limiting block A and the limiting block B respectively.
5. The other end of the swing rod A is close to the other end of the swing rod B, so that the cylinder can play a more stable limiting effect when moving in the opposite direction.
6. The fixed key and the pin hole can fixedly connect the transmission shaft and the circular sleeve.
7. The arrangement of the support arm can enlarge the application range of the mechanism.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the support wheel of the present invention;
FIG. 3 is a schematic view of the transmission of the present invention;
FIG. 4 is a schematic view of the positions of the L-shaped rotating plate A and the L-shaped rotating plate B of the present invention;
FIG. 5 is a schematic view of the key location of the present invention;
FIG. 6 is a schematic view of the assembly of the drive shaft and support wheels of the present invention;
FIG. 7 is a schematic view of the location of vias B and C according to the present invention;
fig. 8 is a schematic diagram of a position of a support arm according to embodiment 3 of the present invention.
In the drawings: 1. a support wheel; 2. a cylinder; 3. a convex circular truncated cone; 4. a through hole A; 6. A drive shaft; 7. a handle bar; 8. a circular ring sleeve; 9. a support rod A; 10. a support bar B; 11. a limiting block A; 12. a limiting block B; 13. a swing arm A; 14. an L-shaped rotating plate A; 15. an oscillating lever A; 16. a spring A; 17. a swing arm B; 18. an L-shaped rotating plate B; 19. a spring B; 20. an oscillating lever B; 21. a fixed key; 23. A support arm; 24. a clamp A; 25. a through hole B; 26. rotating the column A; 27. a clamp B; 28. a through hole C; 29. rotating the column B; 30. and (4) clamping a hoop C.
Detailed Description
Example 1
As shown in fig. 1-8, the present invention includes a support device, a transmission device disposed on the support device, and a swing device disposed between the support device and the transmission device. The supporting device plays a supporting role for the transmission device and the swinging device, and the swinging device can eliminate the empty amount of the transmission device in use.
The supporting device comprises a supporting wheel 1, a plurality of evenly distributed edges outside the supporting wheel 1 and a cylinder 2 fixedly connected with the side plane of the supporting wheel 1, a convex circular truncated cone 3 fixedly arranged at the middle position of the supporting wheel 1 and fixedly connected with the side plane of the supporting wheel 1, a through hole A4 arranged at the middle position of the supporting wheel 1 and a transmission shaft 6 sleeved on the inner side of the through hole A4, the transmission device is arranged on the transmission shaft 6, the transmission shaft 6 penetrates through the two sides of the through hole A4, the cylinder 2 is respectively matched with the transmission device and a swing device, and the swing device is positioned between the supporting wheel 1 and the transmission device. The transmission shaft 6 can transmit the torque of the swinging device, and the convex round platform 3 plays a role in supporting the transmission shaft 6.
The transmission device comprises a handle rod 7, a circular sleeve 8 fixedly arranged at one end of the handle rod 7 and sleeved at the upper end part of the convex circular truncated cone 3, a support rod A9 and a support rod B10 fixedly arranged on the handle rod 7 and perpendicular to the side surface of the support wheel 1, a limit block A11 fixedly arranged on the support rod A9 and far away from one end of the handle rod 7 and parallel to the handle rod 7, and a limit block B12 fixedly arranged on the support rod B10 and far away from one end of the handle rod 7 and parallel to the handle rod 7, a clamp A24 is clamped at the upper end part of the convex circular truncated cone 3, the circular sleeve 8 is positioned between the lower end part of the convex circular truncated cone 3 and the clamp A24, the support rod A9 and the support rod B10 are arranged in parallel, the limit block A11 and the limit block B12 are respectively positioned on the side surface far away from the support rod A9 and the support rod B10, the swinging device is positioned between the support wheel 1 and the handle rod 7, and the handle device is matched with the limit block A11 and the limit block B12, the support bar A9 and the support bar B10 are located on both sides of the motion trail of the cylinder 2. The handle lever 7 can be rotated, the torque is transmitted to the transmission shaft 6 through the circular sleeve 8, and the support rod A9 and the support rod B10 play a role of supporting the swinging device.
The swinging device comprises a swinging arm A13 which is arranged between the supporting wheel 1 and the supporting rod A9 and is rotatably connected with one end of the supporting rod A9 far away from the handle rod 7, an L-shaped rotating plate A14 with one end fixedly connected with the circumferential surface of the swinging arm A13 and the other end contacted with the upper side surface of the limiting block A11, a swinging rod A15 with one end fixedly connected with one side of the circumferential surface of the swinging arm A13 far away from the L-shaped rotating plate A14, and a spring A16 with one end fixedly connected with the handle rod 7 at the left side position of the supporting rod A9, a swinging arm B17 which is arranged between the supporting wheel 1 and the supporting rod B10 and is rotatably connected with one end of the supporting rod B10 far away from the handle rod 7, an L-shaped rotating plate B18 with one end fixedly connected with the circumferential surface of the swinging arm B17 and the other end contacted with the upper side surface of the limiting block B12, a swinging rod B20 with one end fixedly connected with one side of the circumferential surface of the swinging arm B17 far away from the L-shaped rotating plate B18 and a spring B19 with one end fixedly connected with the handle rod 7 at the right side of the supporting rod B10; a through hole B25 is formed in one end, far away from the handle rod 7, of the support rod A9, a rotating column A26 is sleeved in the through hole B25, the rotating column A26 penetrates through the through hole B25, one end of the rotating column A26 is fixedly connected with the end face of the swing arm A13, a clamp B27 is clamped at the other end of the rotating column A26, a through hole C28 is formed in one end, far away from the handle rod 7, of the support rod B10, the rotating column B29 is sleeved in the through hole C28, the rotating column B29 penetrates through the through hole C28, one end of the rotating column B29 is fixedly connected with the end face of the swing arm B17, and the clamp C30 is clamped at the other end of the rotating column B28; the other end of the spring A16 is fixedly connected with one end, far away from the swinging arm A13, of the L-shaped rotating plate A14, the other end of the spring B19 is fixedly connected with one end, far away from the swinging arm B17, of the L-shaped rotating plate B18, the other end of the swinging rod A15 and the other end of the swinging rod B20 are both located between the supporting rod A9 and the supporting rod B10, and the top surface of the cylinder 2 is higher than the bottom surface of the swinging rod A15 and lower than the bottom surface of the handle rod 7. When the handle lever 7 is rotated, the cylinder 2 moves between the swinging lever A15 and the swinging lever B20, the cylinder 2 pushes the swinging lever A15 and the swinging lever B20 open, and after the cylinder 2 passes through the swinging lever A15 and the swinging lever B20, the swinging lever A15 and the swinging lever B20 are reset under the action of a spring A16, a spring B19, a limit block A11 and a limit block B12 respectively.
The end face of the swing rod A15, which is positioned between the support rod A9 and the support rod B10, is a circular face, the center of the circular face is positioned on the axis of the rotating column A26, and the end face of the swing rod B20, which is positioned between the support rod A9 and the support rod B10, is a circular face, and the center of the circular face is positioned on the axis of the rotating column B29. The other end of the swing lever A15 and the other end of the swing lever B20 are close to each other, so that the cylinder 2 can play a more stable limiting effect when moving in the opposite direction.
Example 2
Based on embodiment 1, be provided with fixed key 21 between transmission shaft 6 and the ring cover 8, be provided with the pinhole with fixed key 21 looks adaptation on transmission shaft 6 and the ring cover 8. The fixed key 21 and the pin hole can fixedly connect the transmission shaft 6 and the circular ring sleeve 8.
Example 3
Based on embodiment 2, a plurality of support arms 23 are uniformly and fixedly arranged on the side plane of the support wheel 1, and the cylinders 2 are in one-to-one correspondence with the support arms 23 and are fixedly arranged at one ends of the support arms 23 far away from the through hole a 4. The arrangement of the support arm 23 can increase the application range of the mechanism.
When the handle lever 7 is rotated, when the cylinder 2 moves between the swinging rod A15 and the swinging rod B20, the cylinder 2 pushes the swinging rod A15 and the swinging rod B20 open, and after the cylinder 2 passes through the swinging rod A15 and the swinging rod B20, the swinging rod A15 and the swinging rod B20 are reset under the action of a spring A16, a spring B19, a limit block A11 and a limit block B12 respectively.
At present, the technical scheme of the application has been subjected to pilot plant test, namely small-scale experiment before large-scale mass production of products; after the pilot test is finished, the investigation for the use of the user is carried out in a small range, and the investigation result shows that the satisfaction degree of the user is higher; the preparation of products for formal production for industrialization (including intellectual property risk early warning research) has been set forth.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a one-way intermittent motion mechanism of round transmission no empty volume which characterized in that: comprises a supporting device, a transmission device arranged on the supporting device and a swinging device arranged between the supporting device and the transmission device.
2. The round driving no-empty-amount unidirectional intermittent motion mechanism as claimed in claim 1, wherein: the supporting device comprises a supporting wheel (1), a plurality of evenly distributed outer edges of the supporting wheel (1) and cylinders (2) fixedly connected with the side plane of the supporting wheel (1), a convex round table (3) fixedly arranged at the middle position of the supporting wheel (1) and fixedly connected with the side plane of the supporting wheel (1), a through hole A (4) arranged at the middle position of the supporting wheel (1) and a transmission shaft (6) sleeved on the inner side of the through hole A (4), the transmission device is arranged on the transmission shaft (6), the transmission shaft (6) penetrates through two sides of the through hole A (4), the cylinders (2) are respectively matched with the transmission device and a swinging device, and the swinging device is positioned between the supporting wheel (1) and the transmission device.
3. The round driving no-empty-amount one-way intermittent motion mechanism as claimed in claim 2, characterized in that: transmission includes handle bar (7), the fixed ring cover (8) that sets up in handle bar (7) one end and the suit at convex round platform (3) upper end, fixed setting is on handle bar (7) perpendicular to bracing piece A (9) and bracing piece B (10) of the side of supporting wheel (1), fixed setting is kept away from handle bar (7) one end and is kept away from on bracing piece A (9) stopper A (11) and fixed setting parallel with handle bar (7) and is kept away from handle bar (7) one end and stopper B (12) parallel with handle bar (7) on bracing piece B (10), convex round platform (3) upper end card has clamp A (24), ring cover (8) are located between convex round platform (3) lower tip and clamp A (24), bracing piece A (9) and bracing piece B (10) parallel arrangement, stopper A (11) and stopper B (12) are located bracing piece A (9) and bracing piece B (10) respectively and are mutually connected On the side of keeping away from, pendulous device is located between supporting wheel (1) and handle pole (7), pendulous device and stopper A (11) and stopper B (12) looks adaptation, bracing piece A (9) and bracing piece B (10) are located the both sides of the motion trail of cylinder (2).
4. The round driving no-empty-amount one-way intermittent motion mechanism as claimed in claim 3, characterized in that: the swinging device comprises a swinging arm A (13) which is arranged between a supporting wheel (1) and a supporting rod A (9) and is in rotating connection with one end of the supporting rod A (9) far away from a handle rod (7), an L-shaped rotating plate A (14) with one end fixedly connected with the circumferential surface of the swinging arm A (13) and the other end contacted with the upper side surface of a limiting block A (11), a swinging rod A (15) with one end fixedly connected with the circumferential surface of the swinging arm A (13) far away from one side of the L-shaped rotating plate A (14), a spring A (16) with one end fixedly connected with the handle rod (7) at the left side of the supporting rod A (9), a swinging arm B (17) which is arranged between the supporting wheel (1) and the supporting rod B (10) and is in rotating connection with one end of the supporting rod B (10) far away from the handle rod (7), an L-shaped rotating plate B (18) with one end fixedly connected with the circumferential surface of the swinging arm B (17) and the other end contacted with the upper side surface of the limiting block B (12), and a positioning device, A swing rod B (20) with one end fixedly connected to one side of the circumferential surface of the swing arm B (17) far away from the L-shaped rotating plate B (18) and a spring B (19) with one end fixedly connected with the right side position of the support rod B (10) on the handle lever (7);
a through hole B (25) is formed in one end, far away from the handle rod (7), of the support rod A (9), a rotating column A (26) is sleeved in the through hole B (25), the rotating column A (26) penetrates through the through hole B (25), one end of the rotating column A (26) is fixedly connected with the end face of the swing arm A (13), a clamp B (27) is clamped at the other end of the rotating column A, a through hole C (28) is formed in one end, far away from the handle rod (7), of the support rod B (10), a rotating column B (29) is sleeved in the through hole C (28), the rotating column B (29) penetrates through the through hole C (28), one end of the rotating column B (29) is fixedly connected with the end face of the swing arm B (17), and the clamp C (30) is clamped at the other end of the rotating column B (29);
the other end of spring A (16) and the one end fixed connection who keeps away from swing arm A (13) on L shape rotating plate A (14), the other end of spring B (19) and the one end fixed connection who keeps away from swing arm B (17) on L shape rotating plate B (18), the other end and the swing lever B (20) other end of swing lever A (15) all are located between bracing piece A (9) and bracing piece B (10), the top surface of cylinder (2) is higher than the bottom surface of swing lever A (15) and is less than the bottom surface of handle pole (7).
5. The round driving no-empty-amount one-way intermittent motion mechanism as claimed in claim 4, wherein: the end face of the end part of the swing rod A (15) between the support rod A (9) and the support rod B (10) is a circular face, the circle center of the end part is located on the axis of the rotating column A (26), the end face of the end part of the swing rod B (20) between the support rod A (9) and the support rod B (10) is a circular face, and the circle center of the end part is located on the axis of the rotating column B (29).
6. The round driving no-empty-amount one-way intermittent motion mechanism as claimed in claim 2, characterized in that: be provided with between transmission shaft (6) and through-hole A (4) fixed key (21), be provided with the pinhole with fixed key (21) looks adaptation on the lateral wall of transmission shaft (6) and the lateral wall of through-hole A (4).
7. The round driving no-empty-amount one-way intermittent motion mechanism as claimed in claim 2, characterized in that: the side plane of supporting wheel (1) is evenly fixed and is provided with a plurality of support arm (23), cylinder (2) and support arm (23) one-to-one and fixed setting are kept away from the one end of through-hole A (4) on support arm (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111375931.6A CN113958677A (en) | 2021-11-19 | 2021-11-19 | Circular transmission non-empty-volume unidirectional intermittent motion mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111375931.6A CN113958677A (en) | 2021-11-19 | 2021-11-19 | Circular transmission non-empty-volume unidirectional intermittent motion mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113958677A true CN113958677A (en) | 2022-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111375931.6A Pending CN113958677A (en) | 2021-11-19 | 2021-11-19 | Circular transmission non-empty-volume unidirectional intermittent motion mechanism |
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| CN (1) | CN113958677A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117497359A (en) * | 2023-12-25 | 2024-02-02 | 中电科新型智慧城市研究院有限公司 | Electronic device switching device and electronic equipment |
-
2021
- 2021-11-19 CN CN202111375931.6A patent/CN113958677A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117497359A (en) * | 2023-12-25 | 2024-02-02 | 中电科新型智慧城市研究院有限公司 | Electronic device switching device and electronic equipment |
| CN117497359B (en) * | 2023-12-25 | 2024-05-03 | 中电科新型智慧城市研究院有限公司 | Electronic device switching device and electronic equipment |
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