CN210958972U - Protective circuit board and electrical equipment - Google Patents
Protective circuit board and electrical equipment Download PDFInfo
- Publication number
- CN210958972U CN210958972U CN201921661791.7U CN201921661791U CN210958972U CN 210958972 U CN210958972 U CN 210958972U CN 201921661791 U CN201921661791 U CN 201921661791U CN 210958972 U CN210958972 U CN 210958972U
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- Prior art keywords
- circuit board
- insulating partition
- partition plate
- insulating
- clamping
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- 230000001681 protective effect Effects 0.000 title claims abstract description 23
- 238000005192 partition Methods 0.000 claims abstract description 66
- 230000004888 barrier function Effects 0.000 claims abstract description 60
- 239000000758 substrate Substances 0.000 claims abstract description 28
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 10
- 238000009413 insulation Methods 0.000 description 9
- 238000010030 laminating Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model provides a protective circuit board and electrical equipment, belonging to the technical field of protection, wherein the protective circuit board comprises a substrate for mounting electrical elements and an insulating clapboard clamped on the substrate for preventing discharge between live terminals of two electrical elements; the base plate is provided with a mounting groove for inserting and mounting the insulating partition plate, and the insulating partition plate is also provided with a clamping structure for clamping and fixing the insulating partition plate in the mounting groove. The electrical equipment comprises any one of the protection circuit boards. The utility model provides a safety problems such as strike sparks can appear in protection circuit board and electrical equipment, can effectively prevent the electrified terminal of electrical component through insulating barrier's wall effect, only need insert inside the mounting groove of setting on the base plate insulating barrier inserts when insulating barrier installs to can be fixed firm with insulating barrier through clamping the structure, need not to operate through the instrument, make insulating barrier's installation faster, the fastening performance is good after the installation.
Description
Technical Field
The utility model belongs to the technical field of the protection, more specifically say, relate to a protection circuit board and electrical equipment.
Background
Along with the development of science and technology, the voltage grade of electric elements is higher and higher to be in the non-protection state between the electrified end of electric elements mostly, can cause the electrified end of electric elements to appear safety problems such as striking sparks when electric elements circular telegram uses, in order to solve above-mentioned problem protective measures that commonly use at present increases the protection casing or the guard plate that insulating material made between the electrified end of two electric elements. In order to fix the protective cover or panel better, it is often necessary to use fastening screws for mounting or to rivet them with special tools, which makes the mounting of the protective structure between two electrical components difficult and complicated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a protective circuit board and electrical equipment aims at solving the problem that protective structure installs the difficulty and the structure is complicated on the current circuit board.
In order to achieve the above object, the utility model adopts the following technical scheme: the protection circuit board comprises a substrate for mounting electric elements and an insulating partition plate clamped on the substrate and used for preventing discharge between live terminals of the two electric elements; the base plate is provided with a mounting groove for inserting and mounting the insulating partition plate, and the insulating partition plate is also provided with a clamping structure for clamping and fixing the insulating partition plate in the mounting groove.
Furthermore, the clamping structure is clamping grooves arranged on two sides of the insulating partition plate, and the insulating partition plate is clamped and fixed with the substrate in the height direction of the insulating partition plate by means of the clamping grooves.
Furthermore, an included angle between the side wall of the clamping groove and the bottom surface of the clamping groove is an obtuse angle, the width of the opening part of the clamping groove is larger than the thickness of the substrate, and the width of the bottom of the clamping groove is smaller than the thickness of the substrate.
Furthermore, the included angle between the side wall of the clamping groove close to the insertion end of the insulating partition plate and the bottom surface of the clamping groove is larger than the included angle between the side wall of the clamping groove far away from the insertion end of the insulating partition plate and the bottom surface of the clamping groove.
Furthermore, a plurality of reinforcing bosses which are perpendicular to the clamping grooves are arranged on two sides of the insulating partition plate, the reinforcing bosses are arranged at intervals, and the clamping grooves are arranged on the reinforcing bosses.
Furthermore, a plurality of end portions of the reinforcing bosses are provided with first inclined surfaces, and the first inclined surfaces are arranged in parallel.
Furthermore, two side faces of the insulating partition plate are also provided with support ribs, and the support ribs are located between the two reinforcing bosses.
Further, strengthen the boss with insulating barrier and the brace rod is integrated into one piece structure, insulating barrier with strengthen the boss and the brace rod is the silica gel material finished piece.
Further, the end of the insulating partition plate is provided with a second inclined surface, and the second inclined surfaces are respectively arranged on two sides of the insulating partition plate.
The utility model provides a protective circuit board's beneficial effect lies in: compared with the prior art, be provided with the mounting groove on the base plate, insulating barrier fixes in the mounting groove through setting up the structure grafting that clamps on insulating barrier, and insulating barrier all is located between two electric elements's the electrified terminal, the utility model discloses protection circuit board, through insulating barrier's wall effect, can prevent effectively that electric elements's electrified terminal from appearing safety problems such as striking sparks, only need insert insulating barrier inside the mounting groove of setting on the base plate when insulating barrier installs, and can be fixed firm with insulating barrier through clamping the structure, need not to operate through the instrument for insulating barrier's installation is faster. And the installation back fastening performance is good, and laminating effect is good between insulation board and the base plate, and the involuntary operation can't drop, and satisfies stronger structural vibration requirement.
The utility model also provides an electrical equipment, including the foretell protective circuit board of arbitrary one item.
The utility model provides an electrical equipment's beneficial effect lies in: including the foretell protection circuit board of arbitrary one, compare with prior art, can effectively prevent safety problems such as striking sparks can appear between the electrified terminal of electrical component through insulating barrier's wall effect, only need insert insulating barrier inside the mounting groove that sets up on the base plate when insulating barrier installs to can be fixed firm with insulating barrier through clamping the structure, need not to operate through the instrument, make insulating barrier's installation more quick. And the fastening performance is good after installation, the laminating effect between the insulating plate and the substrate is good, and the stronger structural vibration requirement is met.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a protection circuit board according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an insulating partition board used in an embodiment of the present invention;
fig. 3 is a schematic cross-sectional structural view of an insulating partition board adopted in the embodiment of the present invention.
In the figure: 1. a substrate; 2. an insulating spacer; 3. mounting grooves; 4. clamping the groove; 5. reinforcing the boss; 6. supporting ribs; 7. a first inclined surface; 8. a second inclined surface; 9. an electrical component.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and fig. 2, the protection circuit board according to the present invention will now be described. The protective circuit board comprises a substrate 1 for mounting the electric elements 9 and an insulating partition plate 2 clamped on the substrate 1 for preventing discharge between live terminals of the two electric elements 9; the base plate 1 is provided with a mounting groove 3 for inserting and mounting the insulating partition plate 2, and the insulating partition plate 2 is also provided with a clamping structure for clamping and fixing the insulating partition plate 2 in the mounting groove 3. The insulating partition 2 is fixed to the base plate 1 by snap-fitting.
The protection circuit board that this embodiment provided, compared with the prior art, be provided with mounting groove 3 on base plate 1, insulating barrier 2 is pegged graft through the structure that clamps that sets up on insulating barrier 2 and is fixed in mounting groove 3, and insulating barrier 2 all is located between two electric elements 9's the electrified terminal, the utility model discloses protection circuit board, the effect of cutting off through insulating barrier 2 can prevent effectively that electric elements 9's electrified terminal can appear safety problems such as striking sparks, only need insert insulating barrier 2 when insulating barrier 2 installs inside mounting groove 3 that set up on base plate 1 to can fix insulating barrier 2 firmly through clamping the structure, need not to operate through the instrument, make insulating barrier 2's installation faster. And the installation back fastening performance is good, and laminating effect is good between insulating barrier 2 and the base plate 1, and satisfies stronger structural vibration requirement.
In the present embodiment, the substrate 1 may be a (Printed Circuit Board) PCB, or a (Flexible Printed Circuit Board) FPC and a Flexible and rigid Printed Circuit Board (Board), and the substrate 1 may also be a Circuit Board of any material structure other than the above three Circuit boards.
As a specific embodiment of the protection circuit board provided in the present invention, please refer to fig. 3 together, the clamping structure is the clamping groove 4 disposed on both sides of the insulating partition board 2, and both edges of the mounting groove 3 are respectively abutted against the bottom surfaces of the two clamping grooves 4. The insulating partition plate 2 is clamped and fixed with the substrate 1 along the height direction of the insulating partition plate 2 by means of the clamping groove 4, and the height direction of the insulating partition plate 2 is the direction vertical to the side face of the substrate 1. Clamping groove 4 sets up the both sides at insulating barrier 2 respectively relatively, clamping groove 4 also can set up the one side at insulating barrier 2, the both ends that clamp groove 4 are open structure, through clamping base plate 1 inside clamping groove 4 when insulating barrier 2 installs, thereby press from both sides base plate 1 through clamping groove 4 and press from both sides reciprocal anchorage between insulating barrier 2 and the base plate 1, and clamping groove 4 has certain width, can also play certain supporting role to insulating barrier 2, prevent that insulating barrier 2 from taking place to rock when installing on base plate 1, it is more firm to make insulating barrier 2 fix on base plate 1.
As a specific embodiment of the protection circuit board provided in the present invention, please refer to fig. 2 and fig. 3, the included angle between the side wall clamping the groove 4 and the bottom surface clamping the groove 4 is an obtuse angle, the width clamping the mouth of the groove 4 is greater than the thickness of the substrate 1 and the width clamping the bottom of the groove 4 is smaller than the thickness of the substrate 1. Clamping groove 4 adopts this kind of structure to make insulating barrier 2 insert the installation groove 3 inside messenger, and the lateral wall of installation groove 3 enters into more easily and clamps inside groove 4. The width of the opening part of the clamping groove 4 is larger than the thickness of the substrate 1, the width of the bottom of the clamping groove 4 is smaller than the thickness of the substrate 1, when the side wall of the mounting groove 3 is positioned inside the clamping groove 4, the side wall of the clamping groove 4 which is obliquely arranged is abutted against the upper side surface and the lower side surface of the substrate 1, and the insulating partition plate 2 is more firmly fixed in the mounting groove 3. Optionally, in order to adapt to two different specifications of substrates 1 with thickness dimensions of 1.6mm and 2.0mm, the width dimension of the mouth of the clamping groove 4 is generally larger than 2.0mm, and the width dimension of the bottom of the clamping groove 4 is smaller than 1.6 mm.
As a specific embodiment of the protection circuit board provided in the present invention, please refer to fig. 2 and 3, the included angle between the side wall of the clamping groove 4 close to the insertion end of the insulation partition board 2 and the bottom surface of the clamping groove 4 is greater than the included angle between the side wall of the clamping groove 4 close to the insertion end of the insulation partition board 1 and the bottom surface of the clamping groove 4, wherein the insertion end of the insulation partition board 2 means the end face of the insulation partition board 2 and the substrate 1 which are contacted first, the included angle δ between the side wall of the clamping groove 4 close to the insertion end of the insulation partition board 2 and the bottom surface of the clamping groove 4 is greater than the included angle β between the side wall of the clamping groove 4 close to the insertion end of the insulation partition board 2 and the bottom surface of the clamping groove 4, that is δ > β, so that the insulation partition board 2 is more convenient when being inserted into the mounting groove 3 on the substrate 1, and the insulation partition board 2.
As a specific embodiment of the protection circuit board, please refer to fig. 2 and 3, the both sides of insulating barrier 2 still are provided with a plurality of and clamp the perpendicular enhancement boss 5 that sets up of recess 4, and a plurality of enhancement bosses 5 set up at an interval each other, and the recess 4 that clamps all sets up on strengthening the boss 5. The arrangement of the reinforcing boss 5 increases the structural strength of the insulating partition plate 2, simultaneously reduces the thickness of the insulating partition plate 2 while ensuring the strength of the insulating partition plate 2, reduces the weight of the insulating partition plate 2, saves more materials for manufacturing the insulating partition plate 2, and reduces the manufacturing cost of the insulating partition plate 2. When the reinforcing boss 5 is arranged on the insulating partition board 2, the clamping grooves 4 are arranged on the reinforcing boss 5, and the bottom surfaces of the clamping grooves 4 are flush with the side surface of the insulating partition board 2. The installation of the insulating partition board 2 is more convenient and faster.
As a specific embodiment of the protection circuit board of the present invention, please refer to fig. 2 and fig. 3, the end portions of the plurality of reinforcing bosses 5 are provided with first inclined planes 7, and the plurality of first inclined planes 7 are all arranged in parallel. The arrangement of the first inclined surface 7 makes it more convenient when the end of the reinforcing boss 5 is inserted into the mounting groove 3, so that the base 1 can be more conveniently pushed against the inside of the clamping groove 4.
As a specific implementation manner of the protection circuit board, please refer to fig. 2 and fig. 3, the both sides face of insulating barrier 2 still is provided with brace rod 6, brace rod 6 all is located between two enhancement bosss 5, the length of brace rod 6 and insulating barrier 2's high looks adaptation, insulating barrier 2's height indicates when insulating barrier 2 installs on base plate 1, the size of perpendicular to base plate 1 direction, the effect of central parting line can be played in setting up of brace rod 6, be convenient for cut apart suitable size as the benchmark with insulating barrier 2 from brace rod 6 department with brace rod 6, be applicable to the insulating demand of different widths. And the setting of brace rod 6 can also be in insulating baffle 2 installation mounting groove 3 inside back, and the top of brace rod 6 supports and leans on the side of mounting groove 3, has increased the frictional force between insulating baffle 2 and base plate 1, makes insulating baffle 2's installation more firm be difficult to more not hard up. Optionally, the unilateral thickness and the width of the support rib 6 are less than or equal to 0.3mm, so that the insulating partition plate 2 is more convenient to operate when being installed, too hard force is not applied, and the insulating partition plate 2 is more firmly installed.
As a specific embodiment of the protection circuit board, please refer to fig. 2 and fig. 3, strengthen boss 5 and insulating barrier 2 and brace rod 6 and be the integrated into one piece structure, insulating barrier 2 with strengthen boss 5 and brace rod 6 and be the silica gel material finished piece. For the convenience of mounting the insulating spacer 2, a silicone rubber having a hardness of 70 ° is used. In addition, the flame retardant grade of requirement on the PCB is 94v-0, therefore, the insulating function of insulating barrier 2 satisfies dielectric strength more than or equal to 20KV/mm, it is more firm to strengthen boss 5 and insulating barrier 2 and brace rod 6 and be the integrated into one piece structure messenger insulating barrier 2's overall structure, insulating barrier 2 and strengthen boss 5 and brace rod 6 are silica gel finished piece simultaneously and make insulating barrier 2 can be according to the shape of electrical component 9 and the convenient transform that carries out the shape of installation needs, mounting groove 3 not only can adopt rectangular rectangle can also choose for use the L type this moment, semi-circular, shape such as fan-shaped and circular.
As a specific embodiment of the protection circuit board of the present invention, please refer to fig. 2 and fig. 3, the end of the insulating partition board 2 is provided with a second inclined plane 8, the second inclined plane 8 is respectively disposed on both sides of the insulating partition board 2, and is disposed along the length direction of the insulating partition board 2. The tip of insulating barrier 2 is wedge design, and the setting up of second inclined plane 8 makes insulating barrier 2 insert in mounting groove 3 more convenient.
As a specific embodiment of the protection circuit board of the present invention, please refer to fig. 1, the shape of the mounting groove 3 is adapted to the shape of the electrical component 9, and the mounting groove 3 is disposed around the circumference of the live terminal of the electrical component 9. The shape of the mounting groove 3 adopts the form, so that the insulating partition board 2 can be conveniently changed according to the shape of the electric element 9 and the mounting requirement, and at the moment, the mounting groove 3 not only can adopt a long rectangular shape, but also can adopt L-shaped, semicircular, fan-shaped, circular and other shapes. The insulating partition board 2 can be freely adjusted, so that the insulating partition board 2 can protect the electrical element 9 more comprehensively.
The utility model also provides an electrical equipment, electrical equipment include the foretell protective circuit board of arbitrary one. Compared with the prior art, can effectively prevent through insulating barrier 2's the electrified end that can effectively prevent the electrified terminal of electric elements 9 from striking sparks scheduling safety problem, only need insert insulating barrier 2 inside the mounting groove 3 that sets up on base plate 1 when insulating barrier 2 installs to can be fixed firm with insulating barrier 2 through clamping the structure, need not to operate through the instrument, make insulating barrier 2's installation more quick. And the installation back fastening performance is good, and laminating effect is good between insulating barrier 2 and the base plate 1, and satisfies stronger structural vibration requirement.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A kind of protective circuit board, its characterized in that: comprises a substrate for mounting electric elements and an insulating partition plate clamped on the substrate for preventing discharge between live terminals of the two electric elements; the base plate is provided with a mounting groove for inserting and mounting the insulating partition plate, and the insulating partition plate is also provided with a clamping structure for clamping and fixing the insulating partition plate in the mounting groove.
2. The protective circuit board of claim 1, wherein: the clamping structure is clamping grooves arranged on two sides of the insulating partition board, and the insulating partition board is clamped and fixed with the substrate in the height direction of the insulating partition board by means of the clamping grooves.
3. The protective circuit board of claim 2, wherein: an included angle between the side wall of the clamping groove and the bottom surface of the clamping groove is an obtuse angle, the width of the opening part of the clamping groove is larger than the thickness of the substrate, and the width of the bottom of the clamping groove is smaller than the thickness of the substrate.
4. The protective circuit board of claim 3, wherein: the included angle between the side wall of the clamping groove close to the insertion end of the insulating partition plate and the bottom surface of the clamping groove is larger than the included angle between the side wall of the clamping groove far away from the insertion end of the insulating partition plate and the bottom surface of the clamping groove.
5. The protective circuit board of claim 4, wherein: the two sides of the insulating partition plate are also provided with a plurality of reinforcing bosses which are perpendicular to the clamping grooves, the reinforcing bosses are arranged at intervals, and the clamping grooves are arranged on the reinforcing bosses.
6. The protective circuit board of claim 5, wherein: the end parts of the reinforcing bosses are provided with first inclined planes, and the first inclined planes are arranged in parallel.
7. The protective circuit board according to claim 5 or 6, wherein: and support ribs are arranged on two side surfaces of the insulating partition plate and are positioned between the two reinforcing bosses.
8. The protective circuit board of claim 7, wherein: strengthen the boss with insulating barrier and the brace rod is integrated into one piece structure, insulating barrier with strengthen the boss and the brace rod is the silica gel material finished piece.
9. The protective circuit board according to any one of claims 1 to 6, wherein: the end part of the insulating partition plate is provided with a second inclined plane, and the second inclined planes are arranged on two sides of the insulating partition plate.
10. An electrical device, characterized by: comprising a protective circuit board according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921661791.7U CN210958972U (en) | 2019-09-30 | 2019-09-30 | Protective circuit board and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921661791.7U CN210958972U (en) | 2019-09-30 | 2019-09-30 | Protective circuit board and electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210958972U true CN210958972U (en) | 2020-07-07 |
Family
ID=71383299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921661791.7U Active CN210958972U (en) | 2019-09-30 | 2019-09-30 | Protective circuit board and electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210958972U (en) |
-
2019
- 2019-09-30 CN CN201921661791.7U patent/CN210958972U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 361101 Ma Long Road 457, Torch Garden, Xiamen Torch High-tech Zone, Fujian Province Patentee after: Kehua Data Co.,Ltd. Patentee after: ZHANGZHOU KEHUA TECHNOLOGY Co.,Ltd. Address before: 361101 Ma Long Road 457, Torch Garden, Xiamen Torch High-tech Zone, Fujian Province Patentee before: XIAMEN KEHUAHENGSHENG LIMITED BY SHARE Ltd. Patentee before: ZHANGZHOU KEHUA TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231212 Address after: Room 208-38, Hengye Building, No. 100 Xiangxing Road, Xiang'an Industrial Zone, Xiamen Torch High tech Zone, Xiamen, Fujian Province, 361000 Patentee after: Xiamen Kehua shuneng Technology Co.,Ltd. Address before: 361101 Ma Long Road 457, Torch Garden, Xiamen Torch High-tech Zone, Fujian Province Patentee before: Kehua Data Co.,Ltd. Patentee before: ZHANGZHOU KEHUA TECHNOLOGY Co.,Ltd. |