CN210792571U - Conducting circuit drawing pen - Google Patents
Conducting circuit drawing pen Download PDFInfo
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- CN210792571U CN210792571U CN201921536843.8U CN201921536843U CN210792571U CN 210792571 U CN210792571 U CN 210792571U CN 201921536843 U CN201921536843 U CN 201921536843U CN 210792571 U CN210792571 U CN 210792571U
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Abstract
The utility model relates to a conductive circuit drawing pen, which comprises a pen shell, an ink chamber arranged in the pen shell and used for storing pen ink, a pen nib arranged at one end of the pen shell and communicated with the ink chamber for outputting the pen ink, and an elastic pressing bag arranged at the end part of the pen shell far away from the pen nib, communicated with the ink chamber and used for providing pressure for the pen ink in the ink chamber so as to enable the pen ink to be output by the pen nib; the ink is set to be conductive metal silver paste solidified at room temperature, a one-way flow guide structure for preventing ink from flowing back in the ink bin is arranged at a joint of the elastic pressing bag and the ink bin, and a communication structure communicated with the atmospheric environment is arranged on the elastic pressing bag; the elastic pressing bag is detachably connected with the pen shell. The conductive circuit drawing pen has stable pen ink output so that the process of drawing a circuit is stable and the process of drawing the circuit is convenient; the adopted pen ink is room-temperature cured conductive metal silver paste, the sintering temperature is low, and the application range is wide.
Description
Technical Field
The utility model belongs to the technical field of the technique that the conducting wire was drawn and specifically relates to a conducting wire drawing pen is related to.
Background
The conducting circuit drawing pen is a novel tool for drawing circuit lines, and has the advantages that a circuit design engineer can directly draw a sketch on the surfaces of a film, a substrate until the surface is equal to the surface of the film like drawing a drawing by using a pencil to perform gas storage circuit design test and demonstration.
The basic principle of the conductive circuit drawing pen is that silver nitrate is added into an ethylene glycol solvent and then poured into a clean sign pen container, and a pattern of the silver nitrate in the ethylene glycol solution is drawn out by using the sign pen.
The conductive line drawing pen provided in the above-mentioned prior art has the following drawbacks: because the drawn pattern can be formed after being sintered for 1 hour at 200 ℃, the sintering temperature is too high, common paper, polyester film and the like can not bear high temperature, and the application range of the paper, polyester film and the like is severely limited; and the glycol solvent of silver nitrate can not smoothly flow out from the pen point of the sign pen like the ink, so that the drawing circuit of the drawing pen using the conductive circuit is unstable; the process of filling the clean pen container of the sign pen with the glycol solvent of silver nitrate is also inconvenient, so that much inconvenience is brought to a drawing circuit.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a conducting wire drawing pen, its advantage lies in that its sintering temperature is lower, the process of drawing the circuit is comparatively stable, convenient operation.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a conductive circuit drawing pen comprises a pen shell, an ink bin, a pen point, an elastic pressing bag and a pressing bag, wherein the ink bin is arranged in the pen shell and used for storing pen ink, the pen point is arranged at one end of the pen shell and communicated with the ink bin and used for outputting the pen ink, and the elastic pressing bag is arranged at the end, far away from the pen point, of the pen shell, is communicated with the ink bin and used for providing pressure for the pen ink in the ink bin so that the pen ink is output by the pen; the ink is set to be conductive metal silver paste solidified at room temperature, a one-way flow guide structure for preventing ink from flowing back in the ink bin is arranged at a joint of the elastic pressing bag and the ink bin, and a communication structure communicated with the atmospheric environment is arranged on the elastic pressing bag; the elastic pressing bag is detachably connected with the pen shell.
By adopting the technical scheme, when the conductive circuit drawing pen is used, the communication structure is closed and the elastic pressing bag is pressed, the air in the elastic pressing bag flows to the ink bin through the one-way communication structure to provide pressure for the ink in the ink bin, and the ink flows out from the pen point, so that the conductive circuit drawing pen cannot have the ink break condition, and the conductive circuit drawing pen is relatively stable in circuit; the ink is set to be the room-temperature-cured conductive silver paste, and the room-temperature-cured conductive silver paste is low in sintering temperature, so that the conductive circuit drawing pen can be applied to common paper, polyester films and the like, and the application range is wide; the process of drawing the pen by using the conductive circuit is only the same as that of using a common sign pen, and the elastic pressing bag is pressed when pen points do not discharge ink, so that the process is simple and convenient; when the pen ink needs to be added, the elastic pressing bag is detached, and the pen ink is directly injected into the ink chamber through the one-way flow guide structure, so that the pen ink adding device is simple and convenient.
The utility model discloses further set up to: the elastic pressing bag is a spherical rubber bag.
Through adopting above-mentioned technical scheme, the elastic deformation ability of rubber itself is stronger, and rubber is wear-resisting, corrosion-resistant, and life is longer, and the cost is lower.
The utility model discloses further set up to: the one-way flow guide structure is a one-way valve which is arranged in a conduction direction and points to the ink chamber from the elastic pressing bag.
Through adopting above-mentioned technical scheme, the check valve cost is lower, easily obtains, and simultaneously, structural strength is higher, and life is longer.
The utility model discloses further set up to: the communicating structure is arranged as a communicating hole arranged on the elastic pressing bag.
Through adopting above-mentioned technical scheme, set up the connectivity into the intercommunicating pore, simple structure sets up the convenience.
The utility model discloses further set up to: the communicating hole is arranged at the top of the elastic pressing bag.
Through adopting above-mentioned technical scheme, set up the intercommunicating pore in elasticity and press bag top, made things convenient for operating personnel to press and sealed the intercommunication structure when elasticity is pressed the bag.
The utility model discloses further set up to: the conductive circuit drawing pen is also matched with a pen cap used for buckling a pen point.
Through adopting above-mentioned technical scheme, when not using the conducting wire drawing pen, use the cap for brush to with nib lock, avoid the pen china ink to glue in other places or the nib hurts people.
The utility model discloses further set up to: the elastic pressing bag is characterized in that the bottom of the elastic pressing bag is integrally communicated with a cylindrical connecting portion, external threads are arranged outside the connecting portion, and a threaded hole matched with the connecting portion in a threaded mode is formed in the pen shell.
Through adopting above-mentioned technical scheme, the elasticity is pressed the external screw thread that the bag passes through connecting portion and is realized dismantling the connection with the screw hole on the shell of a pen, and the junction gas tightness is better, and threaded connection's mode dismouting is comparatively convenient.
The utility model discloses further set up to: the conductive metal silver paste comprises nano silver particles, and the particle size range of the nano silver particles is 5 nm-100 nm.
By adopting the technical scheme, the conductive metal silver paste has good fluidity, so that the drawing fluency of the conductive circuit drawing pen can be improved, the condensation force is strong, and the over-high sintering temperature is not needed.
The utility model discloses further set up to: the pen point is set as a stainless steel needle tube, one end of the stainless steel needle tube is fixed in the pen shell and is used for being communicated with the ink bin, and the other end of the stainless steel needle tube extends out of the pen shell and is used for outputting ink.
By adopting the technical scheme, the stainless steel needle tube type pen point is adopted, so that the pen point has strong wear resistance and corrosion resistance.
The utility model discloses further set up to: the size of the pen point is 0.1 mm-2 mm.
Through adopting above-mentioned technical scheme, adopt the needle tubing formula nib can enough reduce the volume that the pen china ink is volatilized by nib department, can not influence again the pen china ink by the output of nib.
To sum up, the utility model discloses a beneficial technological effect does:
1. conductive metal silver paste is used as the pen ink, the sintering temperature is low after the circuit is drawn, the pen ink is output by a pen point by adopting the elastic pressing bag to apply pressure to the ink bin, the circuit drawing process is smoother, and the process of drawing the pen by using the conductive circuit is more convenient;
2. the elastic pressing bag made of rubber and the pen point made of stainless steel are wear-resistant and corrosion-resistant, and the service life is long;
3. the arrangement of the pen cap not only reduces the volatilization amount of the pen ink from the pen point, but also reduces the possibility that the pen ink at the pen point is stuck to other places or hurts people.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure, 1, a pen shell; 2. an ink cartridge; 3. a pen point; 4. an elastic pressing bag; 41. a communicating hole; 42. a connecting portion; 5. a one-way valve; 6. a pen cap.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, a conductive trace drawing pen includes a pen case 1, an ink chamber 2 disposed in the pen case 1 for storing ink, a pen point 3 disposed at one end of the pen case 1 and communicated with the ink chamber 2 for outputting ink, and an elastic pressing bag 4 disposed at an end of the pen case 1 far from the pen point 3, communicated with the ink chamber 2, and used for providing pressure to the ink in the ink chamber 2 so as to output the ink from the pen point 3.
The pen shell 1 is set to be cylindrical shell and is formed by polypropylene materials, the ink chamber 2 is also cylindrical and is coaxially arranged with the pen shell 1, one end of the pen shell 1 is set to be a contracted head and is provided with a contracted head end seal, the other end of the pen shell 1 is provided with the one-way valve 5, the conduction direction of the one-way valve 5 enables the pen ink to be incapable of flowing out from the ink chamber 2 along the one-way valve 5, but the external air can be pressed into the ink chamber 2 through the one-way valve 5, and the pen ink can be injected into the ink chamber 2 through the one-way valve 5 when being added.
The pen ink stored in the ink bin 2 is set as conductive metal silver paste, the conductive metal silver paste contains nano silver particles, and the particle size range of the nano silver particles is 5 nm-100 nm; in the adopted nano-silver conductive ink, the solid content of nano-silver is about 65 wt%, the particle size of the nano-silver is 5-10 nm, and the resistivity is about 2.7 mu omega/cm in air at normal temperature for 30 min.
The ink chamber 2 is arranged at a certain distance from the end part of the pen shell 1, and the position is used for being connected with the elastic pressing bag 4. Particularly, elasticity is pressed bag 4 and is set up to spherical rubber bag, and elasticity is pressed integrative intercommunication on the bag 4 and is provided with connecting portion 42 of cylinder tube-shape, and the connecting portion 42 outside is provided with the external screw thread, and the tip that the pen shell 1 kept away from the convergent is provided with built-in and connecting portion 42 external screw thread screw-thread fit's internal thread hole, revolves connecting portion 42 in order to realize elasticity presses bag 4 and pen shell 1's dismantlement to be connected, and the dismouting mode is all fairly simple, and connects comparatively stably.
The top of the elastic pressing bag 4 is provided with a communication hole 41 communicated with the elastic pressing bag 4, when a human finger presses the communication hole 41 to deform the elastic pressing bag 4, because the space in the elastic pressing bag 4 is relatively sealed, air in the elastic pressing bag 4 can only be pressed into the ink chamber 2 through the one-way valve 5, so that pen ink in the ink chamber 2 is output by the pen point 3, and after the human finger loosens the elastic pressing bag 4, the air enters the elastic pressing bag 4 through the communication hole 41 to reset the elastic pressing bag 4.
The pen shell 1 is provided with a pen point 3 with a needle tube shape coaxially penetrating through the end part of the retractable head, one end of the pen point 3 is communicated with and extends into the pen shell 1 to be communicated with the ink bin 2, and the other end of the pen point extends out of the retractable head of the pen shell 1 to be used for outputting ink. The inner diameter of the tube of the pen point 3 is set to be 0.5 mm.
In order to prevent the pen point 3 from hurting people when the conductive circuit drawing pen is not used, the pen ink at the pen point 3 is stuck to other places to cause pollution and waste, and the pen ink is volatilized from the pen point 3, a pen cap 6 used for buckling the pen point 3 is matched with the conductive circuit metal pen, and the pen cap 6 is also made of polypropylene materials.
In the specific working process: fill into the china ink to the china ink storehouse 2 through check valve 5 earlier, then twist connecting portion 42 in the screw hole soon, in the in-process that uses the conducting wire to draw a circuit, the finger of the hand presses in the intercommunicating pore 41 position of elasticity pressing bag 4 so that the china ink pressurized in the china ink storehouse 2 is exported by nib 3, thereby makes the output of china ink comparatively smooth, and the people finger loosens the back of pressing to elasticity pressing storehouse, and elasticity pressing storehouse can automatic re-setting, thereby realizes the circulation operation.
The elastic pressing bag 4 is pressed to provide pressure for the pen ink in the ink bin 2, so that the pen ink flows out from the pen point 3, the condition of ink break of the conductive circuit drawing pen is avoided, and the conductive circuit drawing pen is stable in circuit drawing; the ink is set to be the room-temperature-cured conductive silver paste, and the room-temperature-cured conductive silver paste is low in sintering temperature, so that the conductive circuit drawing pen can be applied to common paper, polyester films and the like, and the application range is wide; the process of drawing the pen by using the conductive circuit is only the same as that of using a common sign pen, and the elastic pressing bag 4 is pressed when the pen point 3 does not discharge ink, so that the process is simple and convenient; when the pen ink needs to be added, the elastic pressing bag 4 is detached, and the pen ink is directly injected into the ink chamber 2 through the one-way flow guide structure, so that the pen ink is simple and convenient.
Example two:
the present embodiment is different from the first embodiment in that:
the pen point 3 is a porous structure wear-resistant material with the diameter of 0.15mm, the pen shell 1 and the ink chamber 2 are made of polyvinyl chloride materials with certain flexibility, the solid content of nano silver in the adopted nano silver conductive ink is about 30 wt%, the particle size of the nano silver is 70-100 nm, and the resistivity of the nano silver is about 18.6 mu omega/cm at room temperature and 45min in air.
Example three:
the present embodiment is different from the first embodiment in that:
the pen shell 1 is provided with a pen point 3 which is made of metal material at the tail part and has a needle tube type structure. The pen point 3 is a stainless steel needle tube, the inner diameter of the tube is 1.0mm, the ink flows out from the tube, the pen cap 6 and the pen shell 1 are made of silver stainless steel materials, the ink chamber 2 is made of polyvinyl chloride materials, the solid content of nano silver in the adopted nano silver conductive ink is about 50 wt%, the particle size of the nano silver is 30-50 nm, and the resistivity of the nano silver reaches about 5.7 mu omega/cm in 30min under normal temperature air.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. A conductive circuit drawing pen is characterized in that: the pen comprises a pen shell (1), an ink bin (2) arranged in the pen shell (1) and used for storing pen ink, a pen point (3) arranged at one end of the pen shell (1) and communicated with the ink bin (2) to output the pen ink, and an elastic pressing bag (4) arranged at the end part, far away from the pen point (3), of the pen shell (1) and communicated with the ink bin (2) and used for providing pressure for the pen ink in the ink bin (2) to enable the pen ink to be output by the pen point (3); the ink is set to be conductive metal silver paste solidified at room temperature, a one-way flow guide structure for preventing ink in the ink bin (2) from flowing back is arranged at a joint where the elastic pressing bag (4) is communicated with the ink bin (2), and a communication structure communicated with the atmospheric environment is arranged on the elastic pressing bag (4); the elastic pressing bag (4) is detachably connected with the pen shell (1).
2. A conductive line drawing pen as claimed in claim 1, wherein: the elastic pressing bag (4) is a spherical rubber bag.
3. A conductive line drawing pen as claimed in claim 1, wherein: the one-way flow guide structure is arranged to be a one-way valve (5) with a conduction direction pointing to the ink chamber (2) from the elastic pressing bag (4).
4. A conductive line drawing pen as claimed in claim 1, wherein: the communicating structure is arranged as a communicating hole (41) arranged on the elastic pressing bag (4).
5. The conductive line drawing pen of claim 4, wherein: the communicating hole (41) is arranged at the top of the elastic pressing bag (4).
6. A conductive line drawing pen as claimed in claim 1, wherein: the conductive circuit drawing pen is also matched with a pen cap (6) used for buckling the pen point (3).
7. A conductive line drawing pen as claimed in claim 1, wherein: the pen shell is characterized in that a cylindrical connecting portion (42) is integrally communicated with the bottom of the elastic pressing bag (4), external threads are arranged outside the connecting portion (42), and a threaded hole matched with the connecting portion (42) in a threaded mode is formed in the pen shell (1).
8. A conductive line drawing pen as claimed in claim 1, wherein: the conductive metal silver paste comprises nano silver particles, and the particle size range of the nano silver particles is 5 nm-100 nm.
9. A conductive line drawing pen as claimed in claim 1, wherein: the pen point (3) is set to be a stainless steel needle tube, one end of the stainless steel needle tube is fixed in the pen shell (1) and is used for being communicated with the ink bin (2), and the other end of the stainless steel needle tube extends out of the pen shell (1) and is used for outputting ink.
10. A conductive line drawing pen as claimed in claim 1, wherein: the size of the pen point (3) is 0.1 mm-2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921536843.8U CN210792571U (en) | 2019-09-12 | 2019-09-12 | Conducting circuit drawing pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921536843.8U CN210792571U (en) | 2019-09-12 | 2019-09-12 | Conducting circuit drawing pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210792571U true CN210792571U (en) | 2020-06-19 |
Family
ID=71248185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921536843.8U Active CN210792571U (en) | 2019-09-12 | 2019-09-12 | Conducting circuit drawing pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210792571U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113320316A (en) * | 2021-06-11 | 2021-08-31 | 金云亮 | Gel ink pen |
| CN115402025A (en) * | 2022-09-30 | 2022-11-29 | 义乌市乐炫文具有限公司 | Gel pen capable of circularly injecting ink |
-
2019
- 2019-09-12 CN CN201921536843.8U patent/CN210792571U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113320316A (en) * | 2021-06-11 | 2021-08-31 | 金云亮 | Gel ink pen |
| CN113320316B (en) * | 2021-06-11 | 2023-10-10 | 广州优象文化用品有限公司 | Neutral pen |
| CN115402025A (en) * | 2022-09-30 | 2022-11-29 | 义乌市乐炫文具有限公司 | Gel pen capable of circularly injecting ink |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |