CN203040075U - PCB board mounting box - Google Patents
PCB board mounting box Download PDFInfo
- Publication number
- CN203040075U CN203040075U CN 201220706183 CN201220706183U CN203040075U CN 203040075 U CN203040075 U CN 203040075U CN 201220706183 CN201220706183 CN 201220706183 CN 201220706183 U CN201220706183 U CN 201220706183U CN 203040075 U CN203040075 U CN 203040075U
- Authority
- CN
- China
- Prior art keywords
- pcb board
- grab
- lower casing
- mounting box
- board mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Casings For Electric Apparatus (AREA)
Abstract
The utility model provides a PCB board mounting box, which comprises an upper box cover and a lower box cover and is characterized in that the lower box cover is provided with a first clipping hook and a second clipping hook which are relatively arranged; the upper end face of a hook part of the first clipping hook slantly extends down and the lower end face slantly extends upward; and the lower end face of a hook part of the second clipping hook is basically horizontal. When a PCB board is installed or dismantled on the PCB board mounting box, ancillary tools are not required, and the PCB board will not be scratched.
Description
Technical field
The utility model relates to the electric component field, particularly the pcb board mounting box that adopts of a kind of car body controller of automobile.
Background technology
Present electronic product for example often need in the car body controller of automobile to use pcb board, and pcb board is encapsulated in the plastic mounting box.The fixed form of existing P CB plate in mounting box has two kinds: be threaded or the clamping of assisted plastic spare.Being threaded is exactly at some screw posts of mounting box bottom design, the pcb board perforate, thus with aids such as screwdrivers screw is screwed in the screw post fixedly pcb board, also need to use screwdriver during dismounting; The clamping of assisted plastic spare is exactly that some plastics fasteners that can shrink, expand are installed in box, then the installing hole on the pcb board is aimed at the plastics fastener, press then and make the plastics fastener go deep into installing hole on the pcb board, expansive force by the plastics fastener is pcb board fixedly, under this connected mode, need metal aids such as screwdriver during the dismounting pcb board equally.But in actual installation and disassembling section, careless slightly will cause or metal tools such as screwdriver scratches pcb board.And for the ease of operation, the common head of present screwdriver has magnetic, and this also can impact the chip on the pcb board etc.
The utility model content
In order to overcome the problems referred to above, the purpose of this utility model provides a kind of aid that need not only just can realize the installation of pcb board, the pcb board mounting box of dismounting by staff.
For achieving the above object, the utility model provides following technical scheme:
A kind of pcb board mounting box comprises:
Upper box cover;
Lower casing;
It is characterized in that having first grab and second grab that are oppositely arranged on the described lower casing, the upper surface of the hook portion of described first grab oblique extension, lower surface are down extended the lower surface basic horizontal of the hook portion of described second grab obliquely.
Preferably, has positive stop lug boss on the described lower casing.
Preferably, described lower casing around have flange, have opening on the described flange.。
Preferably, described first grab and described second grab are two respectively, are positioned near four angles of described lower casing.
Preferably, described first grab, described second grab and described lower casing are the integral pieces of injection mo(u)lding.
When pcb board is installed, earlier one side of pcb board is tilted to be placed on the hook portion below of second grab, again with relative one side of pcb board to transferring, when relative one side of pcb board contacts with the upper surface of the hook portion of first trip, along with continuing to press down pcb board, because the upper surface of the hook portion of first grab is oblique extension down, this hook portion is outwards opened along with moving downward of pcb board, and the lower surface of the hook portion of second grab is owing to be basic horizontal, therefore pcb board can not deviate from, and subsequently, the hook portion of first grab returns to initial position, first grab and second grab are fixed pcb board jointly, finish installation.In dismounting during pcb board, as long as lift pcb board with hand in a side of first grab, owing to extend obliquely the lower surface of the hook portion of first grab, so this hook portion outwards opens along with lifting on the pcb board, can take out pcb board, finishes dismounting.Therefore, the installation and removal of pcb board can be finished with staff fully, need can not produce destruction and influence to pcb board and top electronic chip thereof by other aids such as screwdrivers.
Further, the positive stop lug boss on the lower casing plays the effect of restriction pcb board installation site on the one hand, can raise pcb board on the other hand, makes pcb board can not be close to lower casing, and is more convenient when dismantling with hand.
Further, have flange around the lower casing, more be conducive to the sealing between the upper and lower lid, and the flange upper shed is conducive to staff dismounting pcb board.
Further, first grab, second grab respectively are two, quantitatively can play fixing, positioning action, and the quantity increase can cause complex structure to produce inconvenience, and quantity reduces that then locating effect is bad.
Further, first grab, second grab and lower casing are the integral piece of injection mo(u)lding, and convenient for production, cost is low.Certainly, also injection mo(u)lding simultaneously of boss, flange.
Description of drawings
Next will be described in further detail specific embodiment of the utility model by reference to the accompanying drawings, wherein:
Fig. 1 is the lower casing structural upright schematic diagram of embodiment of the present utility model;
Fig. 2 is the front view schematic diagram of the positive stop lug boss among Fig. 1;
Fig. 3 is the left view schematic diagram of first grab among Fig. 1;
Fig. 4 is the right view schematic diagram of second grab among Fig. 1;
Fig. 5 is that the lower casing among Fig. 1 has been installed the structural representation behind the pcb board.
Mark among the last figure: 1-lower casing, 11-flange, 111-opening, 2-positive stop lug boss, the horizontal end face of 21-, the upright end face of 22-, 3-first grab, 31-column, 32-hook portion, 321-lower surface, 322-upper surface, 4-second grab, 41-column, 42-hook portion, 421-lower surface, 5-PCB plate, P1-horizontal plane, P2-horizontal plane.
Embodiment
The pcb board mounting box comprises upper box cover (not shown) and lower casing 1, and upper box cover and lower casing 1 are joined together to form complete mounting box, hold pcb board.With reference to figure 1, this figure has specifically illustrated the position relation of each parts.In the present embodiment, lower casing 1 is rectangle substantially, and those of ordinary skills can imagine at an easy rate that lower casing 1 can also be other shapes such as circle, hexagon.On a limit of lower casing 1, be provided with two first grabs 3, on the relative edge, be provided with two second grabs 4, the hook portion 32 of first grab 3 and second grab 4,42(are respectively shown in Fig. 3, Fig. 4) relative, be used for shown in pcb board 5(Fig. 5) be fixed on lower casing 1.On lower casing 1, the position near first grab 3, second grab 4 has four positive stop lug boss 2.Around lower casing 1, have flange 11, be used for the sealing between the upper and lower lid.Flange 11 is not a continuous annular, but has out 111.
As seen from Figure 2, positive stop lug boss 2 is step shape, and four positive stop lug boss 2 cooperatively interact, and the horizontal end face 21 by separately and upright end face 22 limit the installation site of pcb boards 5.Certainly, those of ordinary skills can imagine at an easy rate that positive stop lug boss 2 can also be other suitable shapes such as column of " protruding " font, the stacked formation of big or small cylinder.
With reference to figure 3, it has specifically illustrated the shape of first grab 3.Hook portion 32 is positioned at the top of column 31, and from column 31, extend obliquely the lower surface 321 of hook portion 32 with respect to the horizontal plane P1, the oblique extension down of P2 with respect to the horizontal plane of the upper surface 322 of hook portion 32, the angle between upper surface 322 and horizontal plane P2, lower surface 321 and the horizontal plane P1 is preferably 45 ° or 60 °.
With reference to figure 4, it has specifically illustrated the shape of second grab 4.Hook portion 42 is positioned at the top of column 41, compares with first grab 3, the lower surface 421 of hook portion 42 is levels, perhaps have to be no more than ± 5 ° also can think basic horizontal with interior inclination angle.
With reference to figure 5, it has shown the function of each parts.When pcb board 5 is installed, earlier one side of pcb board 5 is tilted to be placed on hook portion 42 belows of second grab 4, again with relative one side of pcb board 5 to transferring, when relative one side of pcb board 5 contacts with the upper surface 322 of the hook portion 32 of first trip 3, along with continuing to press down pcb board 5, because the upper surface 322 of the hook portion 32 of first grab 3 is oblique extensions down, therefore hook portion 32 is outwards opened along with moving downward of pcb board 5, and simultaneously, because the lower surface 421 of the hook portion 42 of second grab 4 is basic horizontal, therefore pcb board 5 can not deviate from because of perk in the process of pressing down, subsequently, the hook portion 32 of first grab 3 returns to initial position, and first grab 3 and second grab 4 are fixed pcb board 5 jointly, finish installation.When mounted, four positive stop lug boss 2 define the installation site of pcb board 5.When dismounting pcb board 5, as long as lift pcb board 5 with hand in a side of first grab 3, owing to extend obliquely the lower surface 321 of the hook portion 32 of first grab 3, so this hook portion 32 is outwards opened along with lifting on the pcb board 5, can take out pcb board 5, finish dismounting.Therefore, the installation and removal of pcb board 5 can be finished with staff fully, need can not produce destruction and influence to pcb board 5 and top electronic chip thereof by other aids such as screwdrivers.Simultaneously, when dismounting, because positive stop lug boss 2 has been raised pcb board 5, make pcb board 5 can not be close to lower casing 1, therefore finger can fasten pcb board 5, and is more convenient during dismounting.Tighter for the sealing that makes upper box cover and lower casing, around lower casing 1, be provided with flange 11, simultaneously in order to make flange 11 can not hinder the dismounting of pcb board, so have opening 111 on the flange, convenient finger fastens pcb board 5.In the present embodiment, first grab 3 and second grab 4 are two respectively, are positioned near four angles of lower casing 1, and those of ordinary skills can increase and decrease quantity as required.
Preferred first grab 3, second grab 4, flange 11, positive stop lug boss 2 are the integral pieces of injection mo(u)lding with lower casing 1, easy to process, but those of ordinary skills can imagine, above-mentioned parts also can be the independent parts of processing separately, and then are assembled into together by bonding, clamping, heat posted mode such as close.
Claims (5)
1. pcb board mounting box comprises:
Upper box cover;
Lower casing;
It is characterized in that having first grab and second grab that are oppositely arranged on the described lower casing, the upper surface of the hook portion of described first grab oblique extension, lower surface are down extended the lower surface basic horizontal of the hook portion of described second grab obliquely.
2. pcb board mounting box according to claim 1 is characterized in that, has positive stop lug boss on the described lower casing.
3. pcb board mounting box according to claim 1 is characterized in that, described lower casing around have flange, have opening on the described flange.
4. according to each the described pcb board mounting box in the claim 1 to 3, it is characterized in that described first grab and described second grab are two respectively, be positioned near four angles of described lower casing.
5. according to each the described pcb board mounting box in the claim 1 to 3, it is characterized in that described first grab, described second grab and described lower casing are the integral pieces of injection mo(u)lding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220706183 CN203040075U (en) | 2012-12-19 | 2012-12-19 | PCB board mounting box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220706183 CN203040075U (en) | 2012-12-19 | 2012-12-19 | PCB board mounting box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203040075U true CN203040075U (en) | 2013-07-03 |
Family
ID=48692157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220706183 Withdrawn - After Issue CN203040075U (en) | 2012-12-19 | 2012-12-19 | PCB board mounting box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203040075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103068201A (en) * | 2012-12-19 | 2013-04-24 | 安徽江淮汽车股份有限公司 | Printed circuit board (PCB) installation box |
-
2012
- 2012-12-19 CN CN 201220706183 patent/CN203040075U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103068201A (en) * | 2012-12-19 | 2013-04-24 | 安徽江淮汽车股份有限公司 | Printed circuit board (PCB) installation box |
| CN103068201B (en) * | 2012-12-19 | 2015-12-02 | 安徽江淮汽车股份有限公司 | A kind of pcb board mounting box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130703 Effective date of abandoning: 20160721 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |