CN102810773A - Terminal cover for covering connecting terminal in terminal block - Google Patents
Terminal cover for covering connecting terminal in terminal block Download PDFInfo
- Publication number
- CN102810773A CN102810773A CN201110158235XA CN201110158235A CN102810773A CN 102810773 A CN102810773 A CN 102810773A CN 201110158235X A CN201110158235X A CN 201110158235XA CN 201110158235 A CN201110158235 A CN 201110158235A CN 102810773 A CN102810773 A CN 102810773A
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- terminal
- terminal cap
- claw
- terminal board
- cover plate
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Abstract
The invention provides a terminal cover for covering a connecting terminal in a terminal block. At least one backup hole is formed on the terminal block, and the terminal cover comprises a cover plate and at least one clamping pin which is integrally formed with the cover plate; and each clamping pin comprises a main body part which extends downwards from the cover plate and a claw part which is integrally formed with the main body part on the lower end of the main body part, the claw part and the main body part forms an angle, when the terminal cover covers the connecting terminal, the claw part in the clamping pin is buckled with a corresponding backup hole, so that the terminal cover is installed onto the terminal block. By utilizing the terminal cover, the manufacturing cost of the terminal block can be reduced.
Description
Technical field
The present invention relates to a kind of terminal cap that is used for covering the binding post of terminal board.
Background technology
Usually, shown in Figure 1A and 1B, the terminal board 11 that is used for wiring is installed on the circuit board 1 of Switching Power Supply, independent terminal board 11 is shown in Figure 1A.A plurality of binding posts 12 are installed on terminal board 11, and these a plurality of binding posts 12 are fixed for the outer lead that electrical equipment connects.In addition, a plurality of pins 80 (shown in Fig. 4 B) are installed also on this terminal board 11, utilize this a plurality of pins 80, terminal board 11 can be installed on the circuit board 1, and so, can be outer lead be electrically connected mutually with electronic component on the circuit board 1.
In addition, this terminal board 11 has the shell 10 of insulation, when carrying out distribution, through this shell 10, can prevent that lead from touching other electronic components on the circuit board 1.Shell 10 comprises the dividing plate 13 of a plurality of insulation, is used for a plurality of binding posts 12 are separated each other.Here, outside a plurality of binding posts 12 all are exposed on, do not covered by any object, therefore, this terminal board 11 can not obtain the safeguard function of any dustproof, protection against electric shock etc.
Thus, occurred in the prior art like Fig. 2, the terminal board with terminal cap 21,31 shown in 3.
As shown in Figure 2; On the both sides of terminal board 21, be formed with two location holes 23; Terminal cap 20 has and these two location holes 23 corresponding two juts 24; Two juts 24 are inserted two location holes 23 respectively, and terminal cap 20 just is installed on the terminal board 21, thereby makes terminal cap 20 cover a plurality of binding posts 22.In addition; As shown in Figure 3; On on the both sides of terminal board 31, be formed with four location holes 33, terminal cap 30 has and these four location holes 33 corresponding four juts 34, and four juts 34 are inserted four location holes 33 respectively; Terminal cap 30 just is installed on the terminal board 31, thereby makes terminal cap 30 cover a plurality of binding posts 32.Therefore, such terminal board can obtain to prevent dust, the safeguard function of protection against electric shock etc.
Yet, in the prior art,, all must on terminal board, add a plurality of location holes in advance for terminal cap is installed on the terminal board, that is, the essential structure that changes terminal board causes the increase of the manufacturing cost of terminal board thus.
Summary of the invention
In order to overcome above-mentioned defective; The invention provides a kind of terminal cap that is used for covering the binding post of terminal board; Change in portion under the situation of structure of terminal board, can easily terminal cap be installed on the terminal board, thereby in the safeguard function of realizing terminal board; Reduce the manufacturing cost of terminal board, and can easily terminal cap be taken off from terminal board.
The invention provides a kind of terminal cap that is used for covering the binding post of terminal board; On the rear side of this terminal board, be formed at least one backup hole of the pin of binding post; Wherein, this terminal cap comprises: cover plate, and at least one card base integrally formed with this cover plate; Wherein, Each card base in this at least one card base comprises from this cover plate to the main part that extends below; And at the lower end and the integrally formed claw of main part of this main part, this claw and this main part are an angle, when this terminal cap covers this binding post; Claw in this at least one card base engages with corresponding backup hole, so that this terminal cap is installed on this terminal board.
On the upper surface of this cover plate, form at least one operating portion of projection, through this at least one operating portion being carried out downward and promotion backward, the claw of being convenient in this at least one card base engages with corresponding backup hole.
This terminal cap comprises two card bases, on the upper surface of this cover plate, forms respectively and corresponding two operating portions of these two card bases.
This at least one operating portion has from the front side of this terminal board the upper surface that side direction backwards tilts.
This acclivitous upper surface forms rough surface.
When the claw in this at least one card base engaged with corresponding backup hole, this claw was outstanding from this corresponding backup hole.
The end of this claw is circular arc, and the diameter of this circular arc is less than this at least one backup hole air line distance on the above-below direction of this terminal board.
Be formed with reinforcement between the lower surface of inboard and this cover plate of this main part.
This terminal cap is made up of toughness material.
This toughness material is polycarbonate plastic, ABS plastic.
Description of drawings
Figure 1A is the stereogram of terminal board of the prior art;
Figure 1B is the stereogram that is installed in the terminal board on the circuit board in the prior art;
Fig. 2 is the stereogram that a kind of terminal board of terminal cap can be installed of the prior art;
Fig. 3 is the stereogram that the terminal board of another kind of terminal cap can be installed of the prior art;
Fig. 4 A is the stereogram of terminal board according to an embodiment of the invention;
Fig. 4 B is the rearview of terminal board according to an embodiment of the invention;
Fig. 5 is the stereogram according to the terminal cap of the embodiment of the invention;
Fig. 6 is the end view according to the terminal cap of the embodiment of the invention;
Fig. 7 is the stereogram according to the terminal board that terminal cap is installed of the embodiment of the invention;
Fig. 8 is the rearview according to the terminal board that terminal cap is installed of the embodiment of the invention;
Fig. 9 is the profile according to the terminal board that terminal cap is installed of the embodiment of the invention;
Figure 10 is the partial enlarged drawing of the card base among Fig. 9;
Figure 11 is the front view according to the terminal cap of the embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is elaborated.
Referring to Fig. 4 A and Fig. 4 B, Fig. 4 A is the stereogram of terminal board 41 according to an embodiment of the invention, and Fig. 4 B is the rearview of terminal board 41 according to an embodiment of the invention.Terminal board 11 is the same among the structure of the terminal board 41 among Fig. 4 A and Fig. 4 B and Fig. 1, does not add any location hole.This terminal board 41 has the shell 40 of insulation, and shell 40 comprises and is used to the baffle plate 46 the dividing plate 43 of the base portion 45 of a plurality of binding posts 42, a plurality of insulation being installed and being positioned at the back upper lateral part of terminal board 41.
Wherein, these binding posts 42 are fixed for the lead that electrical equipment connects, and are separated by a plurality of insulating barrier 43, so that these binding posts 42 are insulated from each other.In addition, back surperficial 47 of base portion 45 is positioned at the below of baffle plate 46, and between surface 47, back and baffle plate 46, is formed at least one backup hole of the pin 80 of binding post 42, in the present embodiment, is formed with 7 backup holes 44.In addition, these backup holes 44 are also separated by dividing plate 43.
In these backup holes 44, can insert pin 80 as required.And through pin 80, terminal board 41 can be installed on the circuit board shown in Figure 11, thereby is electrically connected with circuit board 1.
Below, with reference to figure 5 and Fig. 6, specify the structure of terminal cap according to an embodiment of the invention.
Fig. 5 is the stereogram according to the terminal cap 51 of the embodiment of the invention, and Fig. 6 is the end view according to the terminal cap 51 of the embodiment of the invention.Terminal cap 51 has cover plate 52 and at least one card base 53 integrally formed with cover plate 52, in the present embodiment, for example has two card bases 53.Wherein, each card base 53 comprises from cover plate 52 to the main part that extends below 54, and at the integrally formed claw 55 of the lower end of main part 54 and main part 54.This claw 55 is an angle theta with main part 54, can help claw 55 like this and get into backup hole 44.
Here, for the length of cover plate 52, as long as can cover the binding post 42 on the terminal board 41 fully.In addition, the binding post 42 on terminal board 41 more for a long time, in order to cover all binding posts 42, the length of cover plate 52 can increase, and plural card base 53 so also can be set.Certainly, for the less terminal board 41 of binding post 42, therefore the minimizing that the length of cover plate 52 can be suitable also can only be provided with a card base 53.
Then, when being installed to 41 last times of terminal board to terminal cap 51, card base 53 gets into backup hole 44 through the interval between adjacent two dividing plates 43, and each claw 55 with back up hole 44 accordingly and engage, thereby terminal cap 52 is installed on the terminal board 41.
Referring to accompanying drawing 7, Fig. 7 is the stereogram that the terminal board 41 of terminal cap 51 is installed, and wherein terminal cap 51 has covered 7 binding posts 42.
Fig. 8 is the rearview that the terminal board 41 of terminal cap 51 is installed, and when the claw in the card base 53 55 engage with corresponding backup hole 44, claw 55 44 was given prominence to from corresponding backup hole.
In addition, on the upper surface of cover plate 52, form at least one operating portion of projection, through at least one operating portion being carried out downward and promotion backward, the claw of being convenient at least one card base engages with corresponding backup hole.In this example, as shown in Figure 5, form respectively and two card bases, 53 corresponding two operating portions 56.Through two operating portions 56 being carried out downwards and promotion backward, can easily two card bases 53 claw 55 separately be engaged with corresponding backup hole 44.
Be more preferably, operating portion 56 has from the front side upper surface 561 that side direction backwards tilts.When the user is installed to 41 last times of terminal board with terminal cap 51, with hand by being pressed on this upper surface 561, thereby be convenient to operating portion 56 is carried out promoting downwards with backward.In addition, this upper surface 561 is preferably formed as and is rough surface, can increase user's hand and the frictional force between the upper surface 561 like this, thereby further is convenient to operating portion 56 is carried out promoting downwards with backward.
Fig. 9 is the profile that the terminal board 41 of terminal cap 51 is installed, and Figure 10 is the partial enlarged drawing of the card base among Fig. 9.
Shown in figure 10, the end of claw 55 is circular arc, and the diameter of this circular arc is D.Some B on the baffle plate 46 and base portion 45 back surperficial 47 on some A between form backup hole 44, this backup hole 44 air line distance on above-below direction, that is, some B is L to the air line distance of an A.Wherein, D is slightly less than L, and like this, claw 55 can pass through backup hole 44 easily, and engages with it.
In addition, shown in figure 10, near the above and below a B is got a B1 and B2 respectively on card base 53, and on card base 53, gets an A1.Wherein, some A1 is A1B1 to the air line distance between the some B1, and some A1 is A1B2 to the air line distance between the some B2; Point A is L to the air line distance between the some B; Be more preferably, the difference between A1B1 and the L be 0.05mm to 0.1mm, the difference between A1B2 and the L is that 0.05mm is to 0.1mm.In addition, when claw 55 engaged with backup hole 44, some A overlapped with some A1.So, can guarantee claw 55 and back up firm engaging between the hole 44.
In addition, the part of card base 53 between a B1 and B2 is set up and is circular-arc, like this; Can make claw 55 more easily get into backup hole 44; Simultaneously, when making the mould of terminal cap 51, can be so that the shape between a B1 and the B2 be finely tuned; That is, also can make things convenient for the making of the mould of terminal cap 51.
Return with reference to figure 6, between the lower surface of the inboard of main part 54 and cover plate 52, be formed with reinforcement 61, can help card base 53 stably to be fixed on the cover plate 52 like this.
In this example; Terminal cap 51 preferably by toughness preferably toughness material constitute; This toughness material for example is Merlon (PC) plastics, ABS plastic or the like, and card base 53 can suitably be out of shape in the process that gets into backup hole 44 like this, successfully engages with backup hole 44 thereby help card base 53.
In addition, as shown in Figure 6 in this example, card base 53 is fixed on the back side edge of cover plate 52, certainly, also can according to actual needs card base 53 be fixed on other positions of cover plate 52, successfully engages with backup hole 44 as long as can guarantee card base 53.
Below with reference to figure 8 and Figure 11, on the direction shown in the arrow M (that is, terminal board laterally), the width of claw 55 is less than the width in backup hole 44, and claw 55 can get into backup hole 44 easily like this, that is to say, this claw 55 is done forr a short time than backing up hole 44.In addition, the width of main part 54 can be done greater than the width of claw 55, and less than the interval between adjacent two dividing plates 43, like this, is installed in 41 last times of terminal board in terminal cap 51, can prevent that terminal cap 51 from sliding on the direction shown in the arrow M.
In addition, as shown in Figure 7, terminal cap 51 is installed on the terminal board 41.If terminal cap 51 is taken off from terminal board 41; Promotion that then can be through operating portion 56 is made progress forward, or directly promote from the bottom up from the front side edge of terminal cap 51; Just can make claw 55 and backup hole 44 become disengaged position, thereby terminal cap 51 and terminal board 41 are broken away from from fastening state.Therefore, can easily terminal cap 51 be taken off from terminal board 41.
As stated, the change that the structure of the terminal board 41 among the present invention has no, and reserved the backup hole 44 of formation on the shell 40 according to terminal board 41; Design aforesaid terminal cap 51, make the claw 55 of terminal cap 51 get into backup holes 44 and engage, thereby terminal cap 51 is installed on the terminal board 41 with it; And cover all binding posts 42; That is, realize safeguard function, also can easily terminal cap be taken off from terminal board simultaneously terminal board.
In addition, among the present invention,, therefore, can reduce the manufacturing cost of terminal board owing to need not add any parts to existing terminal board 41.
Though specific embodiment of the present invention is described, these embodiment only explain through the mode of instance, and are not intended to limit scope of the present invention.In fact, innovative approach described herein can be implemented through various other forms; In addition, also can carry out to method and system described herein various omissions, substitute and change and do not deviate from spirit of the present invention.The attached claim and the purpose of equivalents thereof are to contain to fall into scope of the present invention and interior such various forms or the modification of spirit.
Claims (10)
1. a terminal cap that is used for covering the binding post of terminal board forms at least one backup hole on said terminal board, it is characterized in that said terminal cap comprises:
Cover plate, and
At least one card base integrally formed with said cover plate;
Wherein, each card base in said at least one card base comprises from said cover plate to the main part that extends below, and
Lower end and the integrally formed claw of main part at said main part; Said claw and said main part are an angle; When said terminal cap covered said binding post, the claw in said at least one card base engaged with corresponding backup hole, so that said terminal cap is installed on the said terminal board.
2. terminal cap as claimed in claim 1; It is characterized in that; On the upper surface of said cover plate, form at least one operating portion of projection, through said at least one operating portion being carried out downward and promotion backward, the claw of being convenient in said at least one card base engages with corresponding backup hole.
3. terminal cap as claimed in claim 2 is characterized in that, said terminal cap comprises two card bases, on the upper surface of said cover plate, forms respectively and corresponding two operating portions of said two card bases.
4. terminal cap as claimed in claim 3 is characterized in that, said at least one operating portion has from the front side of said terminal board the upper surface that side direction backwards tilts.
5. terminal cap as claimed in claim 4 is characterized in that, said acclivitous upper surface forms rough surface.
6. terminal cap as claimed in claim 1 is characterized in that, when the claw in said at least one card base engaged with corresponding backup hole, said claw was outstanding from corresponding backup hole.
7. terminal cap as claimed in claim 1 is characterized in that the end of said claw is circular arc, and the diameter of said circular arc is less than said at least one backup hole air line distance on the above-below direction of said terminal board.
8. terminal cap as claimed in claim 1 is characterized in that, is formed with reinforcement between the lower surface of the inboard and said cover plate of said main part.
9. like each described terminal cap among the claim 1-8, it is characterized in that said terminal cap is made up of toughness material.
10. terminal cap as claimed in claim 9 is characterized in that, said toughness material is polycarbonate plastic, ABS plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110158235XA CN102810773A (en) | 2011-05-31 | 2011-05-31 | Terminal cover for covering connecting terminal in terminal block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110158235XA CN102810773A (en) | 2011-05-31 | 2011-05-31 | Terminal cover for covering connecting terminal in terminal block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102810773A true CN102810773A (en) | 2012-12-05 |
Family
ID=47234411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110158235XA Pending CN102810773A (en) | 2011-05-31 | 2011-05-31 | Terminal cover for covering connecting terminal in terminal block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102810773A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106471677A (en) * | 2014-07-16 | 2017-03-01 | 木谷电器株式会社 | Arrangements of electric connection, the terminal board possessing this device, solar power system and electrical equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5045640A (en) * | 1990-03-30 | 1991-09-03 | Randolph-Rand Corporation | Child care electrical outlet safety cover |
| CN2295275Y (en) * | 1997-03-06 | 1998-10-21 | 吴智远 | Terminal connector with insulation cover |
| US5944561A (en) * | 1996-07-31 | 1999-08-31 | The Whitaker Corporation | Electrical connector and cover assembly |
| US5997318A (en) * | 1998-05-27 | 1999-12-07 | Chou; Jonie | Structure of an electrical socket |
| US20100227511A1 (en) * | 2009-03-05 | 2010-09-09 | Hon Hai Precision Industry Co., Ltd. | Electrical connector having detachable cover |
-
2011
- 2011-05-31 CN CN201110158235XA patent/CN102810773A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5045640A (en) * | 1990-03-30 | 1991-09-03 | Randolph-Rand Corporation | Child care electrical outlet safety cover |
| US5944561A (en) * | 1996-07-31 | 1999-08-31 | The Whitaker Corporation | Electrical connector and cover assembly |
| CN2295275Y (en) * | 1997-03-06 | 1998-10-21 | 吴智远 | Terminal connector with insulation cover |
| US5997318A (en) * | 1998-05-27 | 1999-12-07 | Chou; Jonie | Structure of an electrical socket |
| US20100227511A1 (en) * | 2009-03-05 | 2010-09-09 | Hon Hai Precision Industry Co., Ltd. | Electrical connector having detachable cover |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106471677A (en) * | 2014-07-16 | 2017-03-01 | 木谷电器株式会社 | Arrangements of electric connection, the terminal board possessing this device, solar power system and electrical equipment |
| CN106471677B (en) * | 2014-07-16 | 2019-01-15 | 木谷电器株式会社 | Arrangements of electric connection, the terminal board for having the device, solar power system and electrical equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121205 |