CN209045880U - A kind of micro- rectangular connector of resistance to environment - Google Patents
A kind of micro- rectangular connector of resistance to environment Download PDFInfo
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- CN209045880U CN209045880U CN201821918219.XU CN201821918219U CN209045880U CN 209045880 U CN209045880 U CN 209045880U CN 201821918219 U CN201821918219 U CN 201821918219U CN 209045880 U CN209045880 U CN 209045880U
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Abstract
The utility model discloses a kind of micro- rectangular connectors of resistance to environment, and including connector body and the multiple plugging hole components being installed on the connector body, each plugging hole component includes sequentially connected mating side and connection pin；The mating side and welding foot are separately positioned on the two sides of connector body；Each connection pin, including the bending part and welding foot being connected；The welding foot is arranged by the bending size and angle parallel of bending part, and has equal interval；Micro- rectangular connector, further includes seal；The seal wraps up the bending part of each connection pin, and is fixedly connected with the connector body.On the one hand it by directly bending the connection pin of plugging hole component, avoids to connect using conducting wire and welds hidden danger caused by mating side and welding foot；It simultaneously using the bending part of seal package connection pin, and is fixedly connected with the connector body, improves the performance of the resistance to environment of micro- rectangular connector.
Description
Technical field
The utility model relates to electric power connector, especially a kind of micro- rectangular connector of resistance to environment.
Background technique
Existing conventional micro- rectangular connector is as shown in Figure 1, have the disadvantages that 1) this kind of product Embedding Material is epoxy
Resin DG-4, its feature are room temperature curings, and -20 DEG C~+120 DEG C of heatproof, adhesive technology is simple, easy to use, quick solidifying；
The transparent beauty of cured glue layer；The fixation of insulated mounting plate and shell, the full bonding for leaning on epoxy resin, by high temperature impact and shake
Deformation and the risk retreated are larger after dynamic impact.2) blow-by outside this kind of product, it is easy to it is invaded by foreign object, generates short circuit,
Influence overall performance.3) can not be in harsh use environment, for example used in high temperature, high pressure, damp and hot environment.
Therefore, it is proposed to the resistance to micro- rectangular connector of environment, and micro- rectangular connector of existing resistance to environment as shown in Fig. 2, this
Class product realizes the closed of product shape, but due to the limitation of moulding process, clubfoot part can only be connected with conducting wire, moulded
Envelope in vivo molding after, again with metal shell plastic packaging, then encapsulated epoxy resin, most rear cover outer mold lid plate.And conducting wire connects,
It is shorter due to connecting and irregular, it is not easy to be packed into correct corresponding position；Meanwhile can there are rosin joint, dry joint in welding process
Risk is not easy to detect, and brings into product, buried lower hidden danger of quality；And in injection molding process, by glue stream high temperature and pressure
Impact, be easy from the junction of conducting wire disconnect.
With the miniaturization of electronic product and greatly improving for performance requirement, the volume of solder joint constantly reduces, can
It is also receive more and more attention by property, however the reliability of solder joint receives the influence of many factors, to adverse circumstances
In the presence of with very big challenge.As a result, in equipment (such as airborne, missile-borne), miniaturization, lighting and height to equipment
Temperature, high humidity, the environmental requirement of high pressure are higher and higher.In special equipment, such as oil drilling equipment, in deep drilling exploration, survey meter
Often in depth under a few km medium-high speed sports of several kms or seabed, require internal connector the test of resistance to environment.It is existing
The performance requirement of product has been not achieved in micro- rectangular connector of resistance to environment.
Summary of the invention
The technical problem to be solved by the utility model is in view of the above problems, a kind of the micro- of resistance to environment is provided
Rectangular connector is avoided by directly bending connection pin and welds hidden danger caused by conducting wire connection, and carried out using seal
Encapsulation, so that micro- rectangular connector can be subjected to the test of resistance to environment.
The technical solution adopted in the utility model is as follows:
A kind of micro- rectangular connector of resistance to environment including connector body and is installed in multiple on the connector body
Plugging hole component, each plugging hole component include sequentially connected mating side and connection pin；The mating side and welding foot point
The two sides of connector body are not set；
Each connection pin, including the bending part and welding foot being connected；The welding foot is curved by bending part
Folding rule cun and angle parallel setting, and there is equal interval；
Micro- rectangular connector, further includes seal；The seal wraps up the bending part of each connection pin,
And it is fixedly connected with the connector body.
Preferably, there are two through-holes for the end face setting of the seal.
Preferably, the substrate of the seal is phenolic resin.
Preferably, the mating side has hollow plug hole.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
Micro- rectangular connector of the utility model makes to weld on the one hand by directly bending the connection pin of plugging hole component
Foot is arranged by the bending size and angle parallel of bending part, and has equal interval, so that plugging hole component is integrally formed, keeps away
Exempt to weld hidden danger using caused by conducting wire connection mating side and welding foot；Simultaneously using the bending of seal package connection pin
Portion, and be fixedly connected with the connector body, improve the performance of the resistance to environment of micro- rectangular connector.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is existing conventional micro- rectangular connector structure chart.
Fig. 2 is micro- rectangular connector structure chart of existing resistance to environment.
Fig. 3 is micro- rectangular connector structure front view of the resistance to environment of the utility model.
Fig. 4 is micro- rectangular connector structural side view of the resistance to environment of the utility model.
Fig. 5 is micro- rectangular connector structure top view of the resistance to environment of the utility model.
Fig. 6 a is structure chart after the plugging hole component of the utility model is bent for the first time.
Fig. 6 b is structure chart after second of plugging hole component of the utility model is bent.
Fig. 7 is the semi-finished product structure figure of micro- rectangular connector after the plugging hole component of the utility model is complete.
Fig. 8 a-8h is the flow diagram of micro- rectangular connector production method of the resistance to environment of the utility model.
Marked in the figure: the semi-finished product of the micro- rectangular connector of 1-, the mating side 2-, 3- bending part, 4- welding foot, 5- seal,
6- through-hole, 7- connector shell, 8- connector insulator, 9- fastening bolt, the flat position 10-, die bottom plate in 11-, between 12- is fixed
Partition, 13- side core-pulling component, 14- shaping mold cavity, mold lid in 15-, 16- outer mold cavity, 17- outer mold bottom plate, 18-
Outer mold lid, 20- positioning pin, 21- pin hole.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model, i.e., the described embodiments are only a part of the embodiments of the utility model,
Instead of all the embodiments.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be with each
Different configurations is planted to arrange and design.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Apply example, those skilled in the art's every other embodiment obtained without making creative work belongs to
The range of the utility model protection.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
The utility model of the utility model is conceived are as follows: on the one hand, by directly bending the connection pin of plugging hole component, makes to weld
Pin is arranged by the bending size and angle parallel of bending part, and has equal interval, so that plugging hole component is integrally formed,
It avoids and welds hidden danger using caused by conducting wire connection mating side and welding foot；Simultaneously using the curved of seal package connection pin
Folding part, and be fixedly connected with the connector body, improve the performance of the resistance to environment of micro- rectangular connector.
The feature of the utility model and performance are described in further detail with reference to embodiments.
Embodiment 1
A kind of micro- rectangular connector and preparation method thereof of resistance to environment provided in this embodiment, micro- rectangular connector
Production method, by taking the production method of micro- rectangular connector of 25 cores as an example, as in Figure 3-5, mating side 2 is arranged in two column, weldering
Pin 4 is arranged in three column, in practical applications, can according to need the arrangement mode of customization mating side 2 and welding foot 4, then needs
The bending size and angle of plugging hole component are determined by emulation；
The production method of micro- rectangular connector, specifically includes the following steps:
Step 1, each plugging hole component is bent according to respective size and angle；
Step 2, the plugging hole component after bending is installed on connector body；
Step 3, the connector body for being installed with plugging hole component is put into encapsulating mould and is potted injection molding.
Specifically, step 1 is being executed, each plugging hole component is being bent according to respective size and angle, such as Fig. 6 a
With shown in 6b, comprising:
Step 1.1, one end of the mating side 2 of the plugging hole component or mating side 2 cut flat, it is flat to form at least one
Position 10；The mating side 2 of the plugging hole component is cylinder, and the present embodiment preferably carries out the mating side 2 of the plugging hole component
Flat, the flat position 10 of about two centerings of formation is cut in up and down；By cut flat at flat position 10, can be used as the insertion hole groups
The size of part bending and the benchmark of angle；
Step 1.2, on the basis of the flat position 10, the connection pin of the plugging hole component is done and is bent for the first time, control
The connection pin of the plugging hole component forms bending part one in X, the size and angle of Y-direction；
Step 1.3, it is further continued on the basis of the flat position 10, the connection pin of the plugging hole component is done curved for the second time
Folding controls size and angle of the connection pin in Z-direction of the plugging hole component, forms bending part two；
Then step 2 is executed, the plugging hole component after bending is installed on connector body:
It should be noted that needing first before the plugging hole component is attached on connector body to the insertion hole groups
Part roll gold-plated, improves the environmental resistance of plugging hole component；Then the plugging hole component is pressed the size bent and angle
Degree is attached to the corresponding position of connector body, completes the semi-finished product 1 of micro- rectangular connector at this time, as shown in Figure 7.
Then step 3 is executed, the connector body for being installed with plugging hole component is put into encapsulating mould and is potted injection molding
Molding.As shown in Fig. 8 a-8h, the encapsulating mould is detachable encapsulating mould；The detachable encapsulating mould, comprising:
Interior mold and outer mold；The interior mold includes: interior die bottom plate 11, pin spacer block 12, side core-pulling component 13, shaping mold cavity
14 and interior mold lid 15；The interior die bottom plate 11, pin spacer block 12, side core-pulling component 13, shaping mold cavity 14 and internal model
Has the fixed-type face of lid 15；The interior die bottom plate 11 has the mold cavity of micro- rectangular connector to be placed；The pin
Spacer block 12 has the groove for placing welding foot 4；
Step 3 specifically comprises the following steps:
Step 3.1, by through step 4, treated that micro- rectangular connector is fixed in the mold cavity of interior die bottom plate 11；
Make the end face of micro- rectangular connector, i.e. one side where mating side 2, is fixed in the mold cavity of interior die bottom plate 11；
Step 3.2, according to the spacing distance of welding foot 4, pin spacer block 12 is set gradually；As shown in fig. 7, according to 25 cores
Micro- rectangular connector 4 columns of welding foot, need using identical quantity pin spacer block 12, the welding foot 4 of each column is distinguished
It is installed in the groove of pin spacer block 12, welding foot 4 can be made fixed, do not influenced and deformed by encapsulating injection moulding process, moved
Position.
Step 3.3, side core-pulling component 13, shaping mold cavity 14 and interior mold lid 15, fixed-type face are sequentially loaded into；
It should be noted that there are two the bodies of rod for setting on side core-pulling component 13, it is used in injection molding, in seal 5
Upper formation through-hole 6, the through-hole 6 are used for micro- rectangular connector in use, being fixed by bolt and pcb board.
The shaping mold cavity 14 and interior mold lid 15 can be the lid of an entirety, and the present embodiment is in order to facilitate mold
Installation and removal, be divided into two blocks.
Finally, interior mold is mounted to a cube, but outer mold is also needed to add the mounted interior mold
Gu therefore executing step 3.4；
Step 3.4, the interior mold behind fixed-type face is packed into outer mold cavity 16, and by outer mold lid 18, outer
Die bottom plate 17 and outer mold cavity 16 are connected by positioning pin 20；
In the present embodiment, the top quadrangle of outer mold bottom plate 17 has positioning pin 20, the top of the outer mold cavity 16
Quadrangle has positioning pin 20, and bottom four corners have the pin hole 21 to match with the positioning pin 20 of outer mold bottom plate 17；Outer mold lid
The bottom four corners of body 18 have the pin hole 21 to match with the positioning pin 20 of outer mold cavity 16.It is also possible to outer mold lid
18, outer mold bottom plate 17 and outer mold cavity 16 are provided with the pin hole 21 on quadrangle, are fixed by the insertion of positioning pin 20
Connection.
Step 3.5, outer mold lid 18, outer mold bottom plate 17 and outer mold cavity 16 are connected by positioning pin 20
Afterwards, be packed into injection moulding machine preheated, be molded, pressure maintaining and molding；Specifically, by step 3.1-3.4, outer mold will be interior
Mold package forms and forms a firm cube；Then be loaded into injection moulding machine preheated, be molded, pressure maintaining
And molding；Substrate used by being molded is phenolic resin, and phenolic resin is a kind of thermosetting plastics, and high mechanical strength is hard
Tough durable, dimensionally stable is corrosion-resistant, electrical insulation capability is excellent.
Step 3.6, outer mold and interior mold are reversely removed, the finished product of micro- rectangular connector is taken out.
When dismounting, to avoid removing the influence to micro- rectangular connector, dismounting is sequentially according to the peace of interior mold and outer mold
Dress sequence, carries out reverse operating, i.e., successively removes outer mold lid 18, outer mold bottom plate 17, outer mold cavity 16, then successively
Mold lid 15, shaping mold cavity 14, side core-pulling component 13, pin spacer block 12 and interior die bottom plate 11 in removing.
Complete micro- rectangular connector of resistance to environment as a result, as in Figure 3-5, including connector body and is installed in
Multiple plugging hole components on the connector body, each plugging hole component include that sequentially connected mating side 2 and connection are drawn
Foot；The mating side 2 and welding foot 4 are separately positioned on the two sides of connector body；Each connection pin, including be connected
Bending part 3 and welding foot 4；The welding foot 4 is arranged by the bending size and angle parallel of bending part 3, and has equal
Interval.The connection pin is cylinder.Generally, connector ontology includes connector shell 7 and connector insulator 8,
The connector shell 7 is equipped with fastening bolt 9, and robust connector is carried out when convenient to use.
Micro- rectangular connector further includes seal 5；The seal 5 wraps up the bending of each connection pin
Portion 3, and be fixedly connected with the connector body.The substrate of the seal 5 is phenolic resin.The end face of the seal 5
There are two through-holes 6 for setting.It should be understood that the quantity of through-hole is the production standard of this product, should not be limited with this practical
It is novel.
The mating side 2 has hollow plug hole, and the outer diameter of the mating side 2 is greater than the diameter of connection pin.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (4)
1. a kind of micro- rectangular connector of resistance to environment including connector body and is installed in multiple slotting on the connector body
Aperture member, each plugging hole component include sequentially connected mating side (2) and connection pin；The mating side (2) and welding
Foot (4) is separately positioned on the two sides of connector body；It is characterized in that,
Each connection pin, including the bending part (3) and welding foot (4) being connected；The welding foot (4) passes through bending part
(3) bending size and angle parallel setting, and there is equal interval；
Micro- rectangular connector further includes seal (5)；The bending of each connection pin of seal (5) package
Portion (3), and be fixedly connected with the connector body.
2. micro- rectangular connector of resistance to environment as described in claim 1, which is characterized in that the end face of the seal (5) is set
There are two setting through-hole (6).
3. micro- rectangular connector of resistance to environment as described in claim 1, which is characterized in that the substrate of the seal (5) is
Phenolic resin.
4. micro- rectangular connector of resistance to environment as claimed in claim 3, which is characterized in that the mating side (2) has hollow
Plug hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821918219.XU CN209045880U (en) | 2018-11-21 | 2018-11-21 | A kind of micro- rectangular connector of resistance to environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821918219.XU CN209045880U (en) | 2018-11-21 | 2018-11-21 | A kind of micro- rectangular connector of resistance to environment |
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| Publication Number | Publication Date |
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| CN209045880U true CN209045880U (en) | 2019-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821918219.XU Active CN209045880U (en) | 2018-11-21 | 2018-11-21 | A kind of micro- rectangular connector of resistance to environment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449655A (en) * | 2018-11-21 | 2019-03-08 | 绵阳昱丰电子科技有限公司 | A kind of micro- rectangular connector of resistance to environment and preparation method thereof |
-
2018
- 2018-11-21 CN CN201821918219.XU patent/CN209045880U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449655A (en) * | 2018-11-21 | 2019-03-08 | 绵阳昱丰电子科技有限公司 | A kind of micro- rectangular connector of resistance to environment and preparation method thereof |
| CN109449655B (en) * | 2018-11-21 | 2024-04-12 | 绵阳昱丰电子科技有限公司 | Environment-resistant micro-rectangular connector and manufacturing method thereof |
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