CN115161865B - Piezoelectric ceramic needle selector with replaceable piezoelectric ceramic driving piece - Google Patents
Piezoelectric ceramic needle selector with replaceable piezoelectric ceramic driving piece Download PDFInfo
- Publication number
- CN115161865B CN115161865B CN202210875085.2A CN202210875085A CN115161865B CN 115161865 B CN115161865 B CN 115161865B CN 202210875085 A CN202210875085 A CN 202210875085A CN 115161865 B CN115161865 B CN 115161865B
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- Prior art keywords
- fastening
- driving piece
- heat
- fixedly provided
- piezoelectric ceramic
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- 239000000919 ceramic Substances 0.000 title claims abstract description 47
- 238000001816 cooling Methods 0.000 claims abstract description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000000741 silica gel Substances 0.000 claims abstract description 23
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 23
- 230000017525 heat dissipation Effects 0.000 claims abstract description 15
- 230000008859 change Effects 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 6
- 239000010439 graphite Substances 0.000 claims description 6
- -1 graphite alkene Chemical class 0.000 claims description 6
- 239000003973 paint Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/66—Devices for determining or controlling patterns ; Programme-control arrangements
- D04B15/665—Driving-gear for programme or pattern devices
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B27/00—Details of, or auxiliary devices incorporated in, warp knitting machines, restricted to machines of this kind
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Knitting Machines (AREA)
Abstract
The invention discloses a piezoelectric ceramic needle selector capable of replacing a piezoelectric ceramic driving piece, and relates to the technical field of piezoelectric ceramic needle selectors. According to the invention, the radiator is arranged, the heat of the base is conducted by the driving piece through the air source generated by rotation of the radiator and is absorbed by the air source in cooperation with the air suction hole, the heat is circulated through the second radiating hole, then the molecules in the heat are mutually impacted by the aid of the heat conduction principle through the arrangement of the radiating disc and the silica gel heat conducting rod, so that the heat is transferred from the radiating disc to the silica gel heat conducting rod, and then is transferred to the surface of the grid cooling disc through the silica gel heat conducting rod for absorption, and when the heat meets the surface of an extremely cold substance, the heat dissipation effect is improved, and the use efficiency of the needle selector is improved.
Description
Technical Field
The invention relates to the technical field of piezoelectric ceramic needle selection devices, in particular to a piezoelectric ceramic needle selection device with a replaceable piezoelectric ceramic driving piece.
Background
It is known in the mechanical textile industry that patterns can be sewn by controlling the manner in which the needles are operated according to the process requirements. Currently, it is common practice to use needle selectors (or "jacquard combs"), in particular piezoceramic needle selectors, to achieve automated operation of the needles.
The Chinese invention publication number is: a piezoelectric ceramic needle selector with a replaceable piezoelectric ceramic driving piece of CN 102899800B. The piezoelectric ceramic driving piece comprises a plurality of piezoelectric ceramic driving pieces and a conductive base, and is characterized by further comprising a fastening mechanism of the piezoelectric ceramic driving pieces. The piezoelectric ceramic needle selector can conveniently realize the replacement of a single fault piezoelectric ceramic driving piece, and the piezoelectric ceramic needle selector is not required to be replaced integrally when the single piezoelectric ceramic driving piece breaks down, so that the cost is reduced.
The following problems exist in the prior art:
1. in the actual use process of the existing piezoelectric ceramic needle selector, the piezoelectric ceramic driving piece cannot be replaced, so that when the piezoelectric ceramic driving piece fails, the piezoelectric ceramic needle selector cannot work continuously, and the service efficiency of the needle selector is reduced;
2. in the practical use process of the existing piezoelectric ceramic needle selector, excessive heat is accumulated on the piezoelectric ceramic driving plate due to long-time work, so that the heat is conducted to the conductive base, the service life of the base is shortened, and the utilization efficiency of the piezoelectric ceramic needle selector is reduced.
Disclosure of Invention
The invention provides a piezoelectric ceramic needle selector with a replaceable piezoelectric ceramic driving piece, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a piezoceramics needle selector of removable piezoceramics driving piece, includes conductive base, conductive base's upper surface movable mounting has driving piece change device, the spliced eye has been seted up to driving piece change device's surface, the inner wall movable mounting of spliced eye has piezoceramics driving piece, the side movable mounting of piezoceramics driving piece has outside driving piece clamping piece, driving piece change device's the back is provided with fastener, conductive base's bottom fixed mounting has heat abstractor, fastener's top fixed mounting has the fastening upper cover plate, the lower surface of fastening upper cover plate is provided with fastening splint one, heat abstractor's surface has seted up louvre one, heat abstractor's inside is provided with the radiator.
The technical scheme of the invention is further improved as follows: the top movable mounting of driving piece change device has fastening screw, the fixed surface mounting of conductive base has electric guide rail, electric guide rail's wiring end electric connection has external power supply, electric guide rail's side fixed mounting has the slide bar, the inside swing joint of the outer wall of slide bar and outside driving piece clamping piece, the one end fixed mounting of piezoceramics driving piece has the selection syringe needle, the one end fixed mounting of conductive base has the selection needle ware.
The technical scheme of the invention is further improved as follows: the inside threaded connection of fastening upper cover plate has the threaded rod, the one end threaded connection of threaded rod has lock nut, fastener's back fixedly connected with device handle, through setting up fastening upper cover plate and fastening lower cover plate, carries out certain spacing and can keep certain stability with the upper and lower surface of driver blade change device.
The technical scheme of the invention is further improved as follows: the bottom fixed mounting of fastener has the fastening apron down, the inner wall of fastening splint first and lock nut's surface threaded connection, the top fixed mounting of fastening splint has the elasticity buffering body of rod, the surface of elasticity buffering body of rod has cup jointed buffer spring first, the bottom fixed mounting of fastening splint first has fastening splint second, utilizes the cooperation between threaded rod and the lock nut, will drive fastening splint first and fastening splint second and carry out centre gripping its surface to keep the stability of device.
The technical scheme of the invention is further improved as follows: the upper surface fixed mounting of fastening splint two has spacing post, spacing hole has been seted up to fastening splint's bottom surface, the one end and the inside swing joint in spacing hole of spacing post, fastening splint's inside fixed mounting has elastic panel, elastic panel's inside fixed mounting has the spring leaf, elastic panel's top fixed mounting has arc elasticity preforming, arc elasticity preforming's upper surface fixedly connected with spring buffer post, when fastening clamping through fastening splint one and fastening splint two, through setting up elastic panel, because elastic panel's inside is provided with the spring leaf, so make it have certain elasticity to cooperate arc elasticity preforming and spring buffer post to make whole have certain elasticity, make when fastening, so that protection device.
The technical scheme of the invention is further improved as follows: the surface of radiator has seted up the induced-draught hole, the outside of radiator is provided with the cooling plate, the outer wall fixedly connected with silica gel heat conduction stick of cooling plate through setting up cooling plate and silica gel heat conduction stick, utilizes the heat conduction principle, and the molecule in the heat strikes each other for the heat is from the transmission of cooling plate to silica gel heat conduction stick, is absorbed by the surface that silica gel heat conduction stick transmitted to net cooling plate again, runs into extremely cold material surface when the heat, so as to improve radiating effect.
The technical scheme of the invention is further improved as follows: one end of the silica gel heat conduction rod is fixedly provided with a grid cooling disc, the grid cooling disc is fixedly arranged in the first radiating hole, and the surface of the grid cooling disc is coated with radiating paint.
The technical scheme of the invention is further improved as follows: the outer surface of radiator has seted up louvre two, the inside fixed mounting of radiator has radiator fan, radiator fan's wiring end and external power supply's output electric connection, the inside fixed mounting of radiator plate has the graphite alkene heat dissipation stick, the fixed surface of graphite alkene heat dissipation stick installs the silica gel conducting strip, through setting up the radiator and utilizing its inside radiator fan, the wind regime that is produced by radiator fan rotation is conducted the heat on the base with the driving piece, and the cooperation suction opening absorbs to through seting up louvre two, so that the heat circulates.
By adopting the technical scheme, compared with the prior art, the invention has the following technical progress:
1. the invention provides a piezoelectric ceramic needle selector with a replaceable piezoelectric ceramic driving piece, which is characterized in that a fastening upper cover plate and a fastening lower cover plate are arranged, the upper surface and the lower surface of a driving piece replacing device are limited to a certain extent and can keep a certain stability, then the surfaces of a first driving fastening clamping plate and a second driving fastening clamping plate are clamped by utilizing the cooperation between a threaded rod and a locking nut so as to keep the stability of the device, and the driving piece is replaced later, namely the replacing device is replaced, and then the driving piece is replaced by the device, so that the problem that the piezoelectric ceramic needle selector cannot work continuously when the piezoelectric ceramic driving piece breaks down is solved, the service efficiency of the needle selector is reduced, and the utilization efficiency of the needle selector is improved.
2. The invention provides a piezoelectric ceramic needle selector with a replaceable piezoelectric ceramic driving piece, which is characterized in that a radiator is arranged, a radiating fan is utilized in the radiator, a wind source generated by rotation of the radiating fan is used for conducting heat from the driving piece to a base, the heat is absorbed by matching with a wind suction hole, the second radiating hole is arranged for circulating the heat, then a radiating disc and a silica gel heat conducting rod are arranged, molecules in the heat are mutually impacted by utilizing a heat conduction principle, so that the heat is transferred from the radiating disc to the silica gel heat conducting rod, and then is transferred to the surface of a grid cooling disc to be absorbed by the silica gel heat conducting rod, when the heat meets the surface of an extremely cold substance, so that the radiating effect is improved, and the problem that the service life of the base is reduced due to the fact that the piezoelectric ceramic driving piece accumulates excessive heat in the actual use process is solved, and the service life of the base is shortened is solved, and the service efficiency of the needle selector is improved.
3. The invention provides a piezoelectric ceramic needle selector with a replaceable piezoelectric ceramic driving piece, which is characterized in that an elastic panel is arranged when a first fastening clamping plate and a second fastening clamping plate are used for fastening and clamping, and a spring piece is arranged in the elastic panel, so that the elastic panel has certain elasticity, and is matched with an arc elastic pressing piece and a spring buffering column to enable the whole body to have certain buffering property, so that a device can be protected during fastening, and the service life of the device is prolonged.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic perspective view of a conductive base of the structure of the present invention;
FIG. 3 is a schematic perspective view of the structural fastening device of the present invention;
FIG. 4 is an exploded view of the first and second structural clamping plates of the present invention;
fig. 5 is a schematic perspective view of a heat dissipating device according to the present invention
Fig. 6 is a schematic cross-sectional view of a structural heat sink according to the present invention.
In the figure: 1. a conductive base; 11. a driving piece replacing device; 12. a fastening screw; 13. an electric guide rail; 14. a slide bar; 2. a piezoelectric ceramic driving piece; 21. an external driving plate clip; 3. selecting a needle head; 4. a needle selector; 5. a fastening device; 51. fastening an upper cover plate; 52. fastening the lower cover plate; 53. a device handle; 54. a threaded rod; 55. a lock nut; 56. fastening a clamping plate I; 57. fastening a second clamping plate; 571. a limit column; 572. an elastic panel; 573. arc elastic tabletting; 574. a spring buffer column; 6. a heat sink; 61. a first heat dissipation hole; 62. a heat sink; 621. a second heat dissipation hole; 622. a heat radiation fan; 623. a silica gel heat conductive sheet; 624. a graphene heat dissipation rod; 63. an air suction hole; 64. a heat dissipation plate; 65. a silica gel heat conduction rod; 66. grid cooling plate.
Detailed Description
The invention is further illustrated by the following examples:
example 1
As shown in fig. 1-6, the invention provides a piezoelectric ceramic needle selector with a replaceable piezoelectric ceramic driving piece, which comprises a conductive base 1, wherein a driving piece replacing device 11 is movably arranged on the upper surface of the conductive base 1, a plugging slot is formed in the surface of the driving piece replacing device 11, a piezoelectric ceramic driving piece 2 is movably arranged on the inner wall of the plugging slot, an external driving piece clamping piece 21 is movably arranged on the side surface of the piezoelectric ceramic driving piece 2, a fastening device 5 is arranged on the back surface of the driving piece replacing device 11, a heat dissipation device 6 is fixedly arranged at the bottom of the conductive base 1, a fastening upper cover plate 51 is fixedly arranged at the top of the fastening device 5, a first fastening clamping plate 56 is arranged on the lower surface of the fastening upper cover plate 51, a first heat dissipation hole 61 is formed in the surface of the heat dissipation device 6, a heat radiator 62 is arranged in the heat dissipation device 6, a fastening screw 12 is movably arranged at the top of the driving piece replacing device 11, an electric guide rail 13 is fixedly arranged on the surface of the conductive base 1, a terminal of the electric guide rail 13 is electrically connected with an external power supply, a slide bar 14 is fixedly arranged on the side surface of the electric guide rail 13, an outer wall of the electric guide rail is fixedly connected with the internal movable driving piece 21, a needle selecting piece 3 is fixedly arranged at one end of the ceramic needle selecting piece 2, and a needle selecting needle 4 is fixedly arranged at the slide bar 4.
Further, by arranging the conductive base 1, the conductive base 1 conducts electricity to enable the needle selector to work, and then by utilizing the piezoelectric ceramic driving piece 2, the needle selecting head 3 is matched with the needle selector 4 to conduct needle selecting work.
Example 2
As shown in fig. 1-6, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the inner thread of the fastening upper cover plate 51 is connected with a threaded rod 54, one end of the threaded rod 54 is connected with a locking nut 55 in a threaded manner, the back of the fastening device 5 is fixedly connected with a device handle 53, the bottom of the fastening device 5 is fixedly provided with a fastening lower cover plate 52, the inner wall of the fastening clamp plate I56 is connected with the surface of the locking nut 55 in a threaded manner, the top of the fastening clamp plate I56 is fixedly provided with an elastic buffer rod body, the surface of the elastic buffer rod body is sheathed with a buffer spring I, the bottom of the fastening clamp plate I56 is fixedly provided with a fastening clamp plate II 57, the upper surface of the fastening clamp plate II 57 is fixedly provided with a limit column 571, the bottom surface of the fastening clamp plate I56 is provided with a limit hole, one end of the limit column 571 is movably connected with the inner part of the limit hole, the inner part of the fastening clamp plate II 57 is fixedly provided with an elastic panel 572, the inner part of the elastic panel 572 is fixedly provided with a spring piece, an arc elastic pressing piece 573 is fixedly arranged at the top of the elastic panel 572, a spring buffer column 574 is fixedly connected to the upper surface of the arc elastic pressing piece 573, the upper surface and the lower surface of the driving piece replacing device 11 are limited to a certain extent and can keep a certain stability by arranging the fastening upper cover plate 51 and the fastening lower cover plate 52, then the first fastening clamping plate 56 and the second fastening clamping plate 57 are driven to clamp the surfaces by utilizing the cooperation between the threaded rod 54 and the locking nut 55 so as to keep the stability of the device, and the driving piece is replaced later, the driving piece is replaced first, then replaced by the device, when the fastening clamping is performed through the first fastening clamping plate 56 and the second fastening clamping plate 57, the elastic panel 572 is arranged, because the spring piece is arranged inside the elastic panel 572, the driving piece has a certain elasticity, so as to cooperate with the arcuate spring fingers 573 and the spring bumper 574 to provide a degree of cushioning to the whole so that the device is protected during tightening.
Example 3
As shown in fig. 1-6, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the surface of radiator 62 has seted up the induced-draught hole 63, the outside of radiator 62 is provided with cooling plate 64, the outer wall fixedly connected with silica gel heat conduction stick 65 of cooling plate 64, the one end fixed mounting of silica gel heat conduction stick 65 has net cooling plate 66, net cooling plate 66 fixed mounting is in the inside of cooling hole one 61, the surface coating of net cooling plate 66 has the heat dissipation coating, the louvre two 621 have been seted up to the surface of radiator 62, the inside fixed mounting of radiator 62 has radiator fan 622, radiator fan 622's wiring end and external power supply's output electric connection, the inside fixed mounting of radiator plate 64 has graphite alkene radiator stick 624, the fixed mounting of surface of graphite alkene radiator stick 624 has silica gel conducting strip 623, through setting up radiator 62 and utilizing its inside radiator fan 622, the air supply that is produced by radiator fan 622 rotation will drive the heat conduction of piece to the base on, cooperate the induced-draught hole 63 absorbs, and through setting up louvre two 621, then through setting up radiator plate 64 and silica gel striking stick 65, the molecule in the heat is mutually, make heat transfer from radiator fan 622 to the heat transfer effect that the heat is carried out by the net 65, the heat transfer is carried out by the cooling plate 65, the cooling plate is cooled down by the surface of silica gel, the cooling plate 65, the effect is met when the cooling plate is cooled down.
The working principle of the piezoelectric ceramic needle selector with the replaceable piezoelectric ceramic driving piece is specifically described below.
As shown in fig. 1-6, firstly, by setting the fastening upper cover plate 51 and the fastening lower cover plate 52, the upper and lower surfaces of the driving piece replacing device 11 are limited to a certain extent and can keep a certain stability, then the first fastening clamping plate 56 and the second fastening clamping plate 57 are driven to clamp the surfaces by utilizing the cooperation between the threaded rod 54 and the locking nut 55 so as to keep the stability of the device, and the driving piece is replaced in the later stage, firstly, the device is replaced and then the driving piece is replaced by the device, when the fastening clamping is carried out by the first fastening clamping plate 56 and the second fastening clamping plate 57, the elastic panel 572 is set, because the spring piece is arranged inside the elastic panel 572, the elastic panel 572 has a certain elasticity, so that the elastic panel 573 and the spring buffering column 574 are matched, the whole body has a certain buffering property, and then the heat of the driving piece is conducted to the base by utilizing the heat source generated by the rotation of the heat dissipation fan 622 through the radiator 62, the heat absorption holes 63 are matched, and the heat absorption holes 621 are formed, and then the heat is conducted to the base seat, and the heat is transferred to the silica gel plate 65 through the heat conduction plate 64, and the heat conduction plate 65 is mutually, and the heat conduction plate 65 is enabled to be cooled, and the heat conduction plate 65 is enabled to have a certain buffering property, and the heat conduction effect is realized by the heat conduction plate and the surface is the heat-65, and the heat conduction plate is cooled by the heat conduction plate and the heat conduction plate is made and the heat conduction plate 65 and the heat conduction plate is and the heat conduction plate and the heat is made and the heat conduction plate and the heat conduction plate.
The foregoing invention has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (2)
1. The utility model provides a piezoceramics needle selector of removable piezoceramics driving piece, includes electrically conductive base (1), the last surface movable mounting of electrically conductive base (1) has driving piece change device (11), the spliced groove has been seted up to the surface of driving piece change device (11), the inner wall movable mounting of spliced groove has piezoceramics driving piece (2), the side movable mounting of piezoceramics driving piece (2) has outside driving piece clamping piece (21), its characterized in that: the back of the driving piece replacing device (11) is provided with a fastening device (5), the bottom of the conductive base (1) is fixedly provided with a heat dissipating device (6), the top of the fastening device (5) is fixedly provided with a fastening upper cover plate (51), the lower surface of the fastening upper cover plate (51) is provided with a fastening clamping plate I (56), the surface of the heat dissipating device (6) is provided with a heat dissipating hole I (61), and the inside of the heat dissipating device (6) is provided with a heat dissipating device (62); the top of the driving piece replacing device (11) is movably provided with a fastening screw (12), the surface of the conductive base (1) is fixedly provided with an electric guide rail (13), the wiring end of the electric guide rail (13) is electrically connected with an external power supply, the side surface of the electric guide rail (13) is fixedly provided with a sliding rod (14), the outer wall of the sliding rod (14) is movably connected with the inside of the external driving piece clamping piece (21), one end of the piezoelectric ceramic driving piece (2) is fixedly provided with a needle selecting head (3), and one end of the conductive base (1) is fixedly provided with a needle selecting device (4); the bottom of the fastening device (5) is fixedly provided with a fastening lower cover plate (52), the inner wall of the first fastening splint (56) is in threaded connection with the surface of the locking nut (55), the top of the first fastening splint (56) is fixedly provided with an elastic buffer rod body, the surface of the elastic buffer rod body is sheathed with a first buffer spring, and the bottom of the first fastening splint (56) is fixedly provided with a second fastening splint (57); the upper surface of the second fastening splint (57) is fixedly provided with a limit column (571), the bottom surface of the first fastening splint (56) is provided with a limit hole, one end of the limit column (571) is movably connected with the inside of the limit hole, the inside of the second fastening splint (57) is fixedly provided with an elastic panel (572), the inside of the elastic panel (572) is fixedly provided with a spring piece, the top of the elastic panel (572) is fixedly provided with an arc elastic pressing sheet (573), and the upper surface of the arc elastic pressing sheet (573) is fixedly connected with a spring buffer column (574); the surface of the radiator (62) is provided with an air suction hole (63), a radiating disc (64) is arranged outside the radiator (62), and a silica gel heat conducting rod (65) is fixedly connected to the outer wall of the radiating disc (64); one end of the silica gel heat conducting rod (65) is fixedly provided with a grid cooling disc (66), the grid cooling disc (66) is fixedly arranged in the first radiating hole (61), and the surface of the grid cooling disc (66) is coated with radiating paint; the outer surface of radiator (62) has seted up louvre two (621), the inside fixed mounting of radiator (62) has radiator fan (622), the wiring end and the output electric connection of external power supply of radiator fan (622), the inside fixed mounting of cooling dish (64) has graphite alkene heat dissipation stick (624), the fixed surface of graphite alkene heat dissipation stick (624) installs silica gel conducting strip (623).
2. A piezoceramic needle selector with replaceable piezoceramic drive plate as set forth in claim 1, wherein: the inside threaded connection of fastening upper cover plate (51) has threaded rod (54), the one end threaded connection of threaded rod (54) has lock nut (55), the back fixedly connected with device handle (53) of fastener (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210875085.2A CN115161865B (en) | 2022-07-25 | 2022-07-25 | Piezoelectric ceramic needle selector with replaceable piezoelectric ceramic driving piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210875085.2A CN115161865B (en) | 2022-07-25 | 2022-07-25 | Piezoelectric ceramic needle selector with replaceable piezoelectric ceramic driving piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115161865A CN115161865A (en) | 2022-10-11 |
| CN115161865B true CN115161865B (en) | 2024-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210875085.2A Active CN115161865B (en) | 2022-07-25 | 2022-07-25 | Piezoelectric ceramic needle selector with replaceable piezoelectric ceramic driving piece |
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| Country | Link |
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| CN (1) | CN115161865B (en) |
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| CN213576879U (en) * | 2020-12-24 | 2021-06-29 | 深圳市极光光电有限公司 | LED lamp bead with good heat dissipation performance |
| CN215289168U (en) * | 2021-07-26 | 2021-12-24 | 浙江宸通电子科技有限公司 | Magnetism isolating and heat dissipating structure of needle selector and needle selector |
| CN216688546U (en) * | 2021-12-30 | 2022-06-07 | 杭州富阳富顺针织电脑有限公司 | Three-shaft needle selector with high heat dissipation effect |
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| CN115161865A (en) | 2022-10-11 |
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