CN204075445U - A kind of electric iron - Google Patents
A kind of electric iron Download PDFInfo
- Publication number
- CN204075445U CN204075445U CN201420542264.5U CN201420542264U CN204075445U CN 204075445 U CN204075445 U CN 204075445U CN 201420542264 U CN201420542264 U CN 201420542264U CN 204075445 U CN204075445 U CN 204075445U
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- China
- Prior art keywords
- solder horn
- electric iron
- driving chip
- connection portion
- heating bar
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Abstract
The utility model provides a kind of electric iron, comprise solder horn, heating bar and handle, wherein the upper end of heating bar is connected with handle, the lower end of heating bar is connected with solder horn, solder horn is stepped and this solder horn comprises interconnective body, support and connection portion and frictioning portion, frictioning portion be positioned at solder horn bottom and the end in frictioning portion has the edge of a blade-like.Electric iron provided by the utility model can dispose anisotropic conductive when pulling out driving chip simultaneously, saves time.
Description
Technical field
The utility model belongs to electrician's apparatus technical field, particularly a kind of electric iron.
Background technology
Along with electronic product is to miniaturized, precise treatment development, SMD components and parts are more and more used, such as the driving chip in display unit, it is welded on the side substrate of display unit under normal circumstances, integrated circuit on driving chip is connected with the internal wiring of display unit, normally works in order to drive this display unit.When occurring that the situation such as bad occurs the driving chip integrated circuit attached on improper or driving chip, just need to use sealing-off electric iron to pull out operation to it.Concrete, refer to Fig. 1, Figure 1 shows that in prior art, display unit driving chip pulls out schematic diagram.Display unit 20 comprises polaroid 201, upper substrate 202, infrabasal plate 203, lower polaroid 204 and the display dielectric layer (not shown) between upper substrate 202 and infrabasal plate 203, further, display unit 20 has driving chip 205, driving chip 205 is fixed on the end of infrabasal plate 203 by anisotropic conductive 206, in order to drive display unit 20.Such as, but display unit 20 often there will be the situation that the driving chip 205 that causes due to a variety of causes needs rework in the fabrication process, and the phenomenons such as bad appear in the integrated circuit self that driving chip 205 attaches on improper or driving chip 205.First the driving chip 205 needed rework to be pulled out from infrabasal plate 203 when needing rework, and clean out the part anisotropic conductive 206 remained on infrabasal plate 203.
In prior art, the driving chip 205 needed rework pulled out by general employing electric iron 10 as shown in Figure 1, and electric iron 10 comprises solder horn 101, heating bar 102 and the convenient handle 103 grasped, wherein, the lower end of heating bar 102 is inserted in solder horn 101, and its upper end is inserted in handle 103 internal fixtion.When pulling out driving chip 205, by electric iron 10 by the top being pressed in driving chip 205, the base of solder horn 101 is made to be pressed together on the upper surface of driving chip 205, and carry out heating about about 5 seconds to driving chip 205, then driving chip 205 is touched until driving chip 205 is peeled off from infrabasal plate 203, finally, heat the attach area of driving chip 205 on infrabasal plate 203 again, and clean the anisotropic conductive 206 remaining in attach area, such as can first with the anisotropic conductive 206 in the tentatively clean attach area of bamboo cutter, and then the chemical solvent dissolving anisotropic conductive 206 is coated in this attach area, leave standstill 15-20 minute, and remove residual anisotropic conductive 206 under an optical microscope, so that dispose the anisotropic conductive 206 of driving chip 205 attach area on infrabasal plate 203 completely.
When in use prior art, driving chip 205 pulled out by electric iron 10, the solder horn 101 of electric iron 10 is positioned at the top of driving chip 205, need it to be peeled off from infrabasal plate 203 by thruster of exerting oneself, now, driving chip 205 not only can be subject to the thrust towards the direction away from first substrate 202, also can be subject to a side perpendicular to driving chip 205 place plane to upward pressure, can due to operating personnel with force intensity or power thrusts improper, driving chip 205 is easily caused to occur breaking and cause part driving chip 205 to remain in phenomenon on infrabasal plate 203, need to carry out secondary and pull out operation, add the activity duration, simultaneously, carry out second time to remove, when removing anisotropic conductive 206, need to soak 15-20 minute in the chemical solvent for dissolving anisotropic conductive 206, further increase time cost.
Utility model content
In view of above-mentioned condition, be necessary to provide a kind of and can overcome above-mentioned defect, the electric iron for pulling out SMD components and parts that easy to use, operating efficiency is high.
The utility model provides a kind of electric iron, it comprises solder horn, heating bar and handle, wherein, the upper end of described heating bar is connected with described handle, the lower end of described heating bar is connected with described solder horn, described solder horn is stepped and described solder horn comprises interconnective body, support and connection portion and frictioning portion, described frictioning portion be positioned at described solder horn bottom and the end in described frictioning portion has the edge of a blade-like.
Preferably, described support and connection portion is positioned between described body and described frictioning portion, and described body and described support and connection portion one-body molded.
Preferably, described body comprises the first table top and the second table top that are parallel to each other, and described support and connection portion comprises the 3rd table top, and the 3rd table top in described support and connection portion and the second table top of described body intersect vertically.
Preferably, described frictioning portion comprises the first side and the second side, the upper end in the close described support and connection portion of described first side is connected with the 3rd table top in described support and connection portion, the knife edges that the lower end away from described support and connection portion of described first side is connected with described second side to form described frictioning portion end at the end in described frictioning portion.
Preferably, described second side in described frictioning portion is one towards the recessed arc-shaped curved surface of described first side surface direction.
Preferably, the mode that described solder horn is threaded connection is fixedly connected on the lower end of described heating bar.
Preferably, described frictioning portion, described body and described support and connection portion are one-body molded.
Preferably, be connected for separable between described solder horn with described heating bar.
Preferably, between described solder horn with described heating bar for being fixedly connected with.
In the utility model compared with prior art, can while pulling out the SMD components and parts such as driving chip, dispose anisotropic conductive, without the need to clearing up anisotropic conductive separately again, save the time of secondary cleaning, and the side perpendicular to driving chip place plane that electric iron acts on driving chip can be greatly reduced upward pressure, thus reduce and cause part driving chip to remain on infrabasal plate because driving chip breaks needing to carry out the phenomenon that secondary pulls out operation.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described.
Fig. 1 is that the driving chip in prior art in display unit pulls out schematic diagram;
Fig. 2 is structure of electric iron schematic diagram in the utility model first embodiment;
The enlarged diagram of the solder horn part that Fig. 3 is electric iron shown in Fig. 2;
Fig. 4 is that the driving chip in the utility model display unit pulls out schematic diagram.
Detailed description of the invention
For further setting forth the utility model for the technological means reaching predetermined utility model object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to detailed description of the invention of the present utility model, structure, feature and effect thereof, be described in detail as follows.
The utility model is described in more detail with preferred embodiment by reference to the accompanying drawings now, and these accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
Fig. 2 is structure of electric iron schematic diagram in the utility model first embodiment, as shown in Figure 2, the utility model electric iron 1 comprises solder horn 11, heating bar 12 and the convenient handle 13 grasped, wherein, the upper end of heating bar 12 is connected with handle 13, and the lower end of heating bar 12 is connected with solder horn 11, in the present embodiment, the lower end of heating bar 12 is inserted in solder horn 11, and its upper end is inserted in handle 13 internal fixtion.
Wherein, solder horn 11 is stepped, shown in concrete composition graphs 2 and Fig. 3, and the enlarged diagram of the solder horn part that Fig. 3 is electric iron shown in Fig. 2.Solder horn 11 comprises body 14, support and connection portion 16 and frictioning portion 18, body 14 is positioned at the top of solder horn 11, frictioning portion 18 is positioned at solder horn 11 bottom, support and connection portion is positioned between body 111 and frictioning portion 113, in the present embodiment, body 14 and support and connection portion 16 are formed in one.
Wherein, body 14 comprises the upper end being positioned at body 14 and the first table top 141 contacted with heating bar 12 and the second table top 142, first table top 141 of being positioned at body 14 lower end parallel with the second table top 142.Support and connection portion 16 has the 3rd table top 163, and the 3rd table top 163 and the second table top 142 intersect vertically.Frictioning portion 18 comprises the first side 181 and the second side 182, wherein the upper end in the close support and connection portion 16 of the first side 181 and the 3rd table top 163 in support and connection portion 16 crossing and form a fillet 164, the lower end away from support and connection portion 16 of the first side 181 is crossing with the lower end away from support and connection portion 16 of the second side 182 and form the edge 183 of a blade-like, and the bearing of trend at edge 183 is parallel to fillet 164, in the present embodiment, second side 182 is an arc-shaped curved surface recessed towards the direction of the first side 181, but does not limit this.
In the present embodiment, first table top 141 of body 14 upper end of solder horn 11 is provided with screw 111, the lower end of heating bar 12 is provided with the screw rod 121 matched with screw 111, pinned by screw 111 after the screw 111 of screw rod 121 precession solder horn 11 upper end of heating bar 12 lower end, thus solder horn 11 is fixed on the lower end of heating bar 12, namely the mode adopting screw fastening to pay between solder horn 11 with heating bar 12 is connected, but not as limit, also can adopt other connected mode.In the present embodiment, what adopt between solder horn 11 and heating bar 12 is detachable connected mode, the convenient solder horn 11 changing different size specification as required, to reach shared heating bar 12 and the object of handle 13, saves cost, handled easily.In other embodiments, solder horn 11 also can be fixedly connected on heating bar 12, is not particularly limited at this.
In addition, in the present embodiment, frictioning portion 18 and support and connection portion 16 are one-body molded, but not as limit, in other embodiments, frictioning portion 18 also can for be fastened on lower end, support and connection portion 16 by other means.
The width i.e. junction of the 3rd table top 163 and the second table top 142 of the 3rd table top 163 to first side 181 in the 3rd table top 163 and frictioning portion 18 junction between distance be W, in practice, can with the size of W for standard prepares the solder horn 11 of several different sizes simultaneously, to meet different needs, be illustrated electric iron 1 to be used for the driving chip 25 pulled out in display unit 2 below, specifically as shown in Figure 4.
Fig. 4 is that the driving chip in the utility model display unit pulls out schematic diagram, in the present embodiment, display unit 2 comprises polaroid 21, upper substrate 22, infrabasal plate 23, lower polaroid 24 and the display dielectric layer (not shown) between upper substrate 22 and infrabasal plate 23, further, display unit 2 has driving chip 25, driving chip 25 is fixed on the end of infrabasal plate 23 by anisotropic conductive 26, in order to drive display unit 2.
The present embodiment utilizes electric iron 1 shown in the utility model Fig. 2 to pull out driving chip 25.Concrete, please also refer to shown in Fig. 3 and Fig. 4, because the thickness of driving chip 25 is known, assuming that the thickness of driving chip 25 is 1.5mm in the present embodiment, the width W first picking out the 3rd table top 163 equals the solder horn 11 of 1.5mm, then the solder horn 11 selected is arranged on the lower end of the heating bar 12 of electric iron 1, afterwards, by electric iron 1 by the top being pressed in driving chip 25, the second table top 142 of the body 14 of solder horn 11 is made to be pressed together on the upper surface of driving chip 25, 3rd table top 163 in the support and connection portion 16 of solder horn 11 is fitted on a side in the direction of the close upper substrate 22 of driving chip 25, second side 182 in the frictioning portion 18 of solder horn 11 be pressed together on the close upper substrate 22 of anisotropic conductive 26 direction and the side come out below driving chip 25, the lower end in the frictioning portion 18 of solder horn 11 contacts with infrabasal plate 23, and carry out heating about about 5 seconds by solder horn 11 pairs of driving chip 25 and anisotropic conductive 26, then driving chip 25 is touched towards the direction away from first substrate 21, now the 3rd table top 163 in the support and connection portion 16 of solder horn 11 can produce the thrust towards the direction away from first substrate 22 to driving chip 25, until driving chip 25 is peeled off from infrabasal plate 23, the end of the blade-like in frictioning portion 18 can play the effect of frictioning simultaneously, anisotropic conductive 26 is peeled off from infrabasal plate 23.
In the utility model embodiment, electric iron 1 can while pulling out driving chip 25, dispose anisotropic conductive 26, without the need to clearing up anisotropic conductive 26 separately again, save the time of secondary cleaning, simultaneously owing to being that the thrust towards the direction away from first substrate 22 applied respectively by support and connection portion 14 and 18 pairs, frictioning portion driving chip 25 and the anisotropic conductive 26 of solder horn 11 makes it to peel off from infrabasal plate 23, the pressure perpendicular to driving chip 25 place plane that solder horn 1 acts on driving chip 25 can be greatly reduced, thus reduce because breaking of driving chip 25 causes part driving chip 25 to remain on substrate needing to carry out the phenomenon that secondary pulls out operation, further reduce the activity duration.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solutions of the utility model content, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (9)
1. an electric iron, comprise solder horn, heating bar and handle, it is characterized in that: the upper end of described heating bar is connected with described handle, the lower end of described heating bar is connected with described solder horn, described solder horn is stepped and described solder horn comprises interconnective body, support and connection portion and frictioning portion, described frictioning portion be positioned at described solder horn bottom and the end in described frictioning portion has the edge of a blade-like.
2. as described in claim 1 electric iron, is characterized in that: described support and connection portion is positioned between described body and described frictioning portion, and described body and described support and connection portion one-body molded.
3. electric iron as claimed in claim 2, it is characterized in that: described body comprises the first table top and the second table top that are parallel to each other, described support and connection portion comprises the 3rd table top, and the 3rd table top in described support and connection portion and the second table top of described body intersect vertically.
4. electric iron as claimed in claim 3, it is characterized in that: described frictioning portion comprises the first side and the second side, the upper end in the close described support and connection portion of described first side is connected with the 3rd table top in described support and connection portion, the knife edges that the lower end away from described support and connection portion of described first side is connected with described second side to form described frictioning portion end at the end in described frictioning portion.
5. electric iron as claimed in claim 4, is characterized in that: described second side in described frictioning portion is one towards the recessed arc-shaped curved surface of described first side surface direction.
6. electric iron as claimed in claim 2, is characterized in that: the mode that described solder horn is threaded connection is fixedly connected on the lower end of described heating bar.
7. electric iron as claimed in claim 2, is characterized in that: described frictioning portion, described body and described support and connection portion are one-body molded.
8. electric iron as claimed in claim 2, is characterized in that: be connected for separable between described solder horn with described heating bar.
9. electric iron as claimed in claim 2, is characterized in that: for being fixedly connected with between described solder horn with described heating bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420542264.5U CN204075445U (en) | 2014-09-19 | 2014-09-19 | A kind of electric iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420542264.5U CN204075445U (en) | 2014-09-19 | 2014-09-19 | A kind of electric iron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204075445U true CN204075445U (en) | 2015-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420542264.5U Active CN204075445U (en) | 2014-09-19 | 2014-09-19 | A kind of electric iron |
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| Country | Link |
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| CN (1) | CN204075445U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942527A (en) * | 2015-06-01 | 2015-09-30 | 合肥京东方光电科技有限公司 | Integrated chip pulling machine and using method thereof |
| CN106292020A (en) * | 2015-05-27 | 2017-01-04 | 凌巨科技股份有限公司 | Heater body and heating unit |
| CN106270901A (en) * | 2016-09-30 | 2017-01-04 | 山东理工大学 | A kind of Multifunctional electric soldering iron head |
-
2014
- 2014-09-19 CN CN201420542264.5U patent/CN204075445U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106292020A (en) * | 2015-05-27 | 2017-01-04 | 凌巨科技股份有限公司 | Heater body and heating unit |
| CN104942527A (en) * | 2015-06-01 | 2015-09-30 | 合肥京东方光电科技有限公司 | Integrated chip pulling machine and using method thereof |
| US10219420B2 (en) | 2015-06-01 | 2019-02-26 | Boe Technology Group Co., Ltd. | Integrated circuit chip extractor |
| CN106270901A (en) * | 2016-09-30 | 2017-01-04 | 山东理工大学 | A kind of Multifunctional electric soldering iron head |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee after: Kunshan Longteng Au Optronics Co Address before: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee before: Kunshan Longteng Optronics Co., Ltd. |