CN111787253A - Television set board card fixing structure - Google Patents
Television set board card fixing structure Download PDFInfo
- Publication number
- CN111787253A CN111787253A CN202010631231.8A CN202010631231A CN111787253A CN 111787253 A CN111787253 A CN 111787253A CN 202010631231 A CN202010631231 A CN 202010631231A CN 111787253 A CN111787253 A CN 111787253A
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- card
- clamping
- fixing
- positioning step
- fixing hole
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- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000005489 elastic deformation Effects 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a television board card fixing structure, which comprises a middle shell, a board card and a clamping and fixing positioning piece, wherein: the middle shell is provided with a lower fixing hole, the board card is provided with an upper fixing hole, one end of the clamping and positioning piece is provided with an upper clamping head and an upper positioning step, and the other end of the clamping and positioning piece is provided with a lower clamping head and a lower positioning step; the upper clamping head penetrates through the upper fixing hole and is locked in the upper fixing hole, an upper clamping space is formed between the upper clamping head and the upper positioning step, and the upper clamping space is used for fixing the board card; the lower clamping head penetrates through the lower fixing hole and is locked in the lower fixing hole, a lower clamping space is formed between the lower clamping head and the lower positioning step, and the middle shell is fixed through the lower clamping space. The television board card fixing structure provided by the invention has the advantages that the assembly operation is convenient, the manual operation time can be greatly reduced, the plastic card fixing positioning piece is convenient to disassemble, and the plastic card fixing positioning piece is not limited by disassembling tools such as a screwdriver and the like.
Description
Technical Field
The invention relates to the technical field of electronic products, in particular to a television board card fixing structure.
Background
The existing television board cards in the current market are various in types, and the sizes and the fixing hole positions of the board cards are not uniform. The existing board card fixing mode is roughly two: 1. the position of a convex hull on the existing metal middle shell is used for selecting direct fixation or adding a corresponding hardware switching bracket for fixation; 2. aiming at the hardware middle shell without the existing convex closure, the original hole position on the middle shell is utilized to fix the hardware middle shell by using the through-connection riveting column. The two fixing modes adopt screw meson to compress and lock, and the defect of using the screw to lock is as follows: 1. the locking of the screw needs to be operated by an electric screwdriver, so that the processing operation time is prolonged, and if the torque is large in the locking process of the screw, the screw thread of the original flanging screw hole on the hardware middle shell is easy to slip; 2. in the assembly line operation, the screws can be accurately fixed to corresponding hole positions, and once deviation exists, the screws risk damaging components on the board card; 3. the screws are locked, and if the screws are loosened at the back, the screws fall into the machine and touch the board card component, so that short circuit is easily formed, the main board is burnt, and even the risk of electric shock personnel exists; 4. the screws are used for a long time in a severe environment, so that the screws are easy to rust and the main board has the risk of falling off; 5. if the transfer riveting column is used for fixing, the transfer operation time is further prolonged, and the production cost is increased.
In addition, the authorization notice number is: CN202488586U, Chinese patent named "TV set assembly devices and TV set" disclose an assembly devices that saves screw nut fixed through barb and draw-in groove cooperation, the weak point of this patent lies in: the back plate is not convenient to locate, the extra locating columns are needed to support the back plate, and the whole front shell needs to be replaced after the barb is damaged, so that the cost is high.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a television board card fixing structure.
The invention provides a television board card fixing structure, which comprises a middle shell, a board card and a clamping and fixing positioning piece, wherein:
the middle shell is provided with a lower fixing hole, the board card is provided with an upper fixing hole, one end of the clamping and positioning piece is provided with an upper clamping head and an upper positioning step, and the other end of the clamping and positioning piece is provided with a lower clamping head and a lower positioning step;
the upper clamping head penetrates through the upper fixing hole and is locked in the upper fixing hole, an upper clamping space is formed between the upper clamping head and the upper positioning step, and the upper clamping space is used for fixing the board card;
the lower clamping head penetrates through the lower fixing hole and is locked in the lower fixing hole, a lower clamping space is formed between the lower clamping head and the lower positioning step, and the middle shell is fixed through the lower clamping space;
a safe distance space is formed between the upper positioning step and the lower positioning step.
As a further optimized scheme of the invention, the upper clamping head and/or the lower clamping head are/is a hook structure with elastic deformation, the hook structure can deform during extrusion and penetrate through the upper fixing hole or the lower fixing hole, and can reset and be clamped on the middle shell or the board card after penetrating through the upper fixing hole or the lower fixing hole.
As a further optimized scheme of the invention, the clamping hook structure is provided with a connecting column and a clamping hook, one end of the clamping hook is fixed at the tail end of the connecting column, and the other end of the clamping hook extends towards the upper positioning step or the lower positioning step and forms a deformation space with the connecting column.
As a further optimized scheme of the invention, an upper clamping space is formed between the tail end of the clamping hook of the upper clamping head and the upper positioning step, and a lower clamping space is formed between the tail end of the clamping hook of the lower clamping head and the lower positioning step.
As a further optimized scheme of the invention, the clamping hooks are provided with a plurality of clamping hooks which are uniformly and circumferentially distributed at the end part of the connecting column.
As a further optimized scheme of the invention, the connecting column is provided with a reinforcing rib along the axial direction of the connecting column.
As a further optimized scheme of the invention, the thickness of the reinforcing rib is gradually thinned from one end close to the upper positioning step or the lower positioning step to one end far away from the upper positioning step or the lower positioning step.
As a further preferred solution of the invention, the card retainer is made of a plastic material.
As a further optimized scheme of the invention, the upper fixing hole and the lower fixing hole are circular holes.
The thickness of the upper clamping space is the same as that of the board card, and the thickness of the lower clamping space is the same as that of the middle shell.
The television board card fixing structure provided by the invention has the advantages that the assembly operation is convenient, the manual operation time can be greatly reduced, the plastic card fixing positioning piece is convenient to disassemble, and the plastic card fixing positioning piece is not limited by disassembling tools such as a screwdriver and the like.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of an explosive structure according to the present invention;
FIG. 3 is a schematic view of a card retaining member according to the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar designations denote like or similar elements or elements having like or similar functionality throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description only and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
A tv card fixing structure as shown in fig. 1-3, includes a middle shell 1, a card 2 and a card fixing member 3, wherein:
the middle shell 1 is provided with a plurality of lower fixing holes 10, the board card 2 is provided with a plurality of upper fixing holes 20, the upper fixing holes 20 correspond to the lower fixing holes one by one, one end of the clamping and positioning piece 3 is provided with an upper clamping head 30 and an upper positioning step 31, and the other end of the clamping and positioning piece 3 is provided with a lower clamping head 33 and a lower positioning step 34;
the upper clamping head 30 penetrates through the upper fixing hole 20 and is locked in the upper fixing hole 20, an upper clamping space 32 is formed between the upper clamping head 30 and the upper positioning step 31, and the upper clamping space 32 is used for fixing the board card 2;
the lower clamping head 33 penetrates through the lower fixing hole 10 and is locked in the lower fixing hole 10, a lower clamping space 35 is formed between the lower clamping head 33 and the lower positioning step 34, and the middle shell 1 is fixed through the lower clamping space 35;
a safety distance space 36 is formed between the upper positioning step 31 and the lower positioning step 34;
the upper clamping head 30 and/or the lower clamping head 33 are/is a hook structure with elastic deformation, the hook structure can deform during extrusion and penetrate through the upper fixing hole 20 or the lower fixing hole 10, and can reset and be clamped on the middle shell 1 or the board card 2 after penetrating through the upper fixing hole 20 or the lower fixing hole 10; the clamping hook structure is provided with a connecting column 4 and a clamping hook 5, one end of the clamping hook 5 is fixed at the tail end of the connecting column 4, and the other end of the clamping hook 5 extends towards the upper positioning step 31 or the lower positioning step 34 and forms a deformation space 6 with the connecting column 4; an upper clamping space 32 is formed between the tail end of the clamping hook 5 of the upper clamping head 30 and the upper positioning step 31, and a lower clamping space 35 is formed between the tail end of the clamping hook 5 of the lower clamping head 33 and the lower positioning step 34;
the four clamping hooks 5 are uniformly and circumferentially distributed at the end part of the connecting column 4;
the connecting column 4 is provided with a reinforcing rib 7 along the axial direction, and the thickness of the reinforcing rib 7 is gradually thinned from one end close to the upper positioning step 31 or the lower positioning step 34 to one end far away from the upper positioning step 31 or the lower positioning step 34;
the card holder 3 is made of a plastic material;
the upper fixing hole 20 and the lower fixing hole 10 are circular holes;
the thickness of the upper clamping space 32 is the same as that of the board card 2, and the thickness of the lower clamping space 35 is the same as that of the middle shell 1.
In the working process of the embodiment: firstly, finding out a plurality of lower fixing holes 10 on a middle shell 1, respectively inserting a fixing positioning piece 3 into the plurality of lower fixing holes 10, so that a clamping hook 5 of a lower clamping head 33 of the fixing positioning piece 3 is clamped with a back plate of the middle shell 1, the middle shell 1 is positioned in a lower clamping interval 35, aligning an upper fixing hole 20 on a board card 2 with a plurality of clamping positioning pieces 3, sequentially pressing the board card 2 to complete assembly, respectively supporting the board card 2 and the middle shell 1 by an upper positioning step 31 and a lower positioning step 34, and ensuring that the board card 2 cannot collide with the middle shell 1 by a safety distance space 36 formed between the upper positioning step 31 and the lower positioning step 34; when the middle shell 1 needs to be disassembled, the tail end of the clamping hook 5 is extruded to the upper fixing hole 20 only by external force, and then the board card 2 is lifted upwards to separate the board card 2 from the clamping hook structure, so that the middle shell 1 is disassembled in the same way.
In this embodiment, preferably, the upper fastening head 30 and/or the lower fastening head 33 are/is a hook structure having elastic deformation, and the hook structure can be deformed during extrusion and pass through the upper fixing hole 20 or the lower fixing hole 10, and can be reset and fastened on the middle shell 1 or the board card 2 after passing through the upper fixing hole 20 or the lower fixing hole 10.
In this embodiment, it is preferred that the pothook structure has spliced pole 4 and joint hook 5, and the end at spliced pole 4 is fixed to the one end of joint hook 5, and the other end of joint hook 5 upwards fixes a position step 31 or down and fix a position step 34 orientation extension and with spliced pole 4 between form deformation space 6, the joint hook 5 of being convenient for receives external force and takes place elastic deformation.
In this embodiment, it is preferable that an upper clamping space 32 is formed between the end of the clamping hook 5 of the upper clamping head 30 and the upper positioning step 31, a lower clamping space 35 is formed between the end of the clamping hook 5 of the lower clamping head 33 and the lower positioning step 34, the upper clamping space 32 is used for accommodating the board card 2, and the lower clamping space is used for accommodating the middle shell 1.
In this embodiment, it is preferred that the joint hook 5 has a plurality of and a plurality of even circumference distribution of joint hook 5 at the tip of spliced pole 4, and after the joint hook 5 runs through last fixed orifices 20 and lower fixed orifices 10, the end of joint hook 5 is contradicted with integrated circuit board 2 and mesochite 1, and the homogeneity of increase integrated circuit board 2 and mesochite 1 atress just increases its stability of being connected.
In the present embodiment, it is preferable that the connecting column 4 is provided with a rib 7 along the axial direction thereof to increase the strength of the connecting column 4.
In this embodiment, preferably, the thickness of the reinforcing rib 7 is gradually reduced from the end close to the upper positioning step 31 or the lower positioning step 34 to the end far from the upper positioning step 31 or the lower positioning step 34, so that the snap hook 5 is deformed when an external force is applied.
In this embodiment, it is preferable that the card holder 3 is made of a plastic material to prevent corrosion and rust, thereby avoiding damage to the card.
In the present embodiment, it is preferable that the upper fixing hole 20 and the lower fixing hole 10 are circular holes, so that the upper fastening head 30 and the lower fastening head 33 can penetrate through the upper fixing hole 20 and the lower fixing hole 10.
In the present embodiment, it is preferable that the thickness of the upper clamping space 32 is the same as that of the board 2, and the thickness of the lower clamping space 35 is the same as that of the middle shell 1, so as to increase the connection stability between the middle shell 1 and the board 2.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a TV set integrated circuit board fixed knot constructs which characterized in that, includes mesochite (1), integrated circuit board (2) and card setting part (3), wherein:
a lower fixing hole (10) is formed in the middle shell (1), an upper fixing hole (20) is formed in the board card (2), an upper clamping head (30) and an upper positioning step (31) are arranged at one end of the clamping and positioning piece (3), and a lower clamping head (33) and a lower positioning step (34) are arranged at the other end of the clamping and positioning piece (3);
the upper clamping head (30) penetrates through the upper fixing hole (20) and is locked in the upper fixing hole (20), an upper clamping space (32) is formed between the upper clamping head (30) and the upper positioning step (31), and the upper clamping space (32) is used for fixing the board card (2);
the lower clamping head (33) penetrates through the lower fixing hole (10) and is locked in the lower fixing hole (10), a lower clamping space (35) is formed between the lower clamping head (33) and the lower positioning step (34), and the middle shell (1) is fixed by the lower clamping space (35);
a safety distance space (36) is formed between the upper positioning step (31) and the lower positioning step (34).
2. The tv card fixing structure of claim 1, wherein the upper fixing head (30) and/or the lower fixing head (33) is/are a hook structure with elastic deformation, the hook structure can deform to penetrate through the upper fixing hole (20) or the lower fixing hole (10) during extrusion, and the hook structure can be reset and fastened on the middle shell (1) or the card (2) after penetrating through the upper fixing hole (20) or the lower fixing hole (10).
3. The television set board card fixing structure according to claim 2, wherein the clamping hook structure has a connecting column (4) and a clamping hook (5), one end of the clamping hook (5) is fixed at the tail end of the connecting column (4), and the other end of the clamping hook (5) extends towards the upper positioning step (31) or the lower positioning step (34) and forms a deformation space (6) with the connecting column (4).
4. The television set board card fixing structure according to claim 3, wherein an upper card fixing space (32) is formed between the end of the card hook (5) of the upper card fixing head (30) and the upper positioning step (31), and a lower card fixing space (35) is formed between the end of the card hook (5) of the lower card fixing head (33) and the lower positioning step (34).
5. The television card fixing structure according to claim 3, wherein the plurality of snap hooks (5) are provided, and the plurality of snap hooks (5) are uniformly and circumferentially distributed at the end of the connecting column (4).
6. A television card fixing structure according to claim 3, wherein the connecting column (4) is provided with a reinforcing rib (7) along its axial direction.
7. The television set card fixing structure according to claim 6, wherein the thickness of the reinforcing rib (7) becomes gradually thinner from an end close to the upper positioning step (31) or the lower positioning step (34) to an end far from the upper positioning step (31) or the lower positioning step (34).
8. The television set card fixing structure according to claim 1, wherein the card fixing positioning member (3) is made of a plastic material.
9. The television set board fixing structure according to claim 1, wherein the upper fixing hole (20) and the lower fixing hole (10) are circular holes.
10. The television card fixing structure according to claim 1, wherein the thickness of the upper card fixing space (32) is the same as that of the card (2), and the thickness of the lower card fixing space (35) is the same as that of the middle case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010631231.8A CN111787253A (en) | 2020-07-03 | 2020-07-03 | Television set board card fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010631231.8A CN111787253A (en) | 2020-07-03 | 2020-07-03 | Television set board card fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111787253A true CN111787253A (en) | 2020-10-16 |
Family
ID=72758589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010631231.8A Pending CN111787253A (en) | 2020-07-03 | 2020-07-03 | Television set board card fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111787253A (en) |
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| CN200943617Y (en) * | 2006-08-26 | 2007-09-05 | 重庆长安汽车股份有限公司 | Connecting fastener |
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| CN206221436U (en) * | 2016-11-09 | 2017-06-06 | 陈寒冰 | The ad hoc structure of joint face and for connect two components of separation material joint face |
| CN208587365U (en) * | 2018-07-19 | 2019-03-08 | 冠捷显示科技(武汉)有限公司 | Television enclosure snap-in structure |
| CN209180169U (en) * | 2018-12-03 | 2019-07-30 | 建新赵氏集团有限公司 | A kind of novel double-end fixed card buckle structure |
| CN209454669U (en) * | 2019-01-16 | 2019-10-01 | 郭彦林 | A vehicle-mounted large-screen central control mounting bracket |
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2020
- 2020-07-03 CN CN202010631231.8A patent/CN111787253A/en active Pending
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|---|---|---|---|---|
| US20040151560A1 (en) * | 2002-09-30 | 2004-08-05 | Kirchen James T. | Water-tight grommet |
| CN200943617Y (en) * | 2006-08-26 | 2007-09-05 | 重庆长安汽车股份有限公司 | Connecting fastener |
| EP1970692A1 (en) * | 2007-03-14 | 2008-09-17 | Allio | Control installation for parts equipped with inserts for fastening by a lock mechanism |
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Application publication date: 20201016 |
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