CN204304005U - A kind of connecting structure for electrical equipment of high-pressure common rail pressure transmitter - Google Patents
A kind of connecting structure for electrical equipment of high-pressure common rail pressure transmitter Download PDFInfo
- Publication number
- CN204304005U CN204304005U CN201420850799.9U CN201420850799U CN204304005U CN 204304005 U CN204304005 U CN 204304005U CN 201420850799 U CN201420850799 U CN 201420850799U CN 204304005 U CN204304005 U CN 204304005U
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- China
- Prior art keywords
- socket
- circuit board
- pedestal
- pressure transmitter
- common rail
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- 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.)
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000009434 installation Methods 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000032683 aging Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 230000036632 reaction speed Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000012634 fragment Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model discloses a kind of connecting structure for electrical equipment of high-pressure common rail pressure transmitter, comprise pedestal, sensing head, circuit board and socket, sensing head, circuit board and socket form electrical connection, pedestal is fixedly connected with socket, and be formed with installation cavity between pedestal and socket, contact pin is provided with in socket, contact pin one end is stretched into installation cavity and is provided with electroconductive elastic sheet, the electroconductive elastic sheet other end abuts and forms electrical connection on circuit boards, dielectric resilience part is embedded with in socket, this dielectric resilience part one end to be stretched in installation cavity and is pressed on position that electroconductive elastic sheet and circuit board abut against.This structure is electrically connected because electroconductive elastic sheet contacts to be formed with circuit board elastic by the elastic force of natural resiliency power and dielectric resilience part, there is double shield effect, avoid when compared with big bang or electroconductive elastic sheet aging there is the problem that pressure transmitter lost efficacy, enhance the electrical engagement intensity between circuit board and socket, improve the reliability of the electrical connection between circuit board and socket.
Description
Technical field
The utility model relates to pressure transmitter, particularly a kind of connecting structure for electrical equipment of high-pressure common rail pressure transmitter.
Background technology
At present, the connecting structure for electrical equipment of pressure transmitter is generally adopted by the contact pin in welding lead connecting circuit board and socket, the control, Assembling Production efficiency etc. of this structure on complete machine of pressure transmitter length affect all to some extent, and wire bonds may exist rosin joint, shock-sensitive dynamic etc. quality problems.For improving this kind of situation, there is the structure adopting the contact pin in shell fragment connecting circuit board and socket, it forms the structure be electrically connected relative to the mode by welding lead between circuit board with contact pin, without the need to reserved Tibetan space of lines, pressure transmitter overall volume is little, without the need to welding lead in the confined space, reduce installation difficulty, but because by the elastic force of shell fragment itself, this structure only ensures that the electric property between socket with circuit board contacts, may because of reasons such as shell fragment bond strength are inadequate or aging, run into comparatively big bang time, flashy inefficacy may be there is in pressure transmitter.Thus this structure is not suitable for and requires on high pressure transmitter to electric property reaction speed, and as high-pressure common rail pressure transmitter, the electric property reaction time especially required is the product of more than 2ms.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of connecting structure for electrical equipment of high-pressure common rail pressure transmitter, it can improve the reliability be electrically connected between circuit board and socket, be applicable to require higher to electric property reaction speed, the more reliable pressure transmitter of electrical connection quality.
The utility model solves the technical scheme that its technical problem adopts:
A kind of connecting structure for electrical equipment of high-pressure common rail pressure transmitter, comprise pedestal, sensing head, circuit board and socket, described sensing head, circuit board and socket form electrical connection, described pedestal is fixedly connected with socket, and be formed with installation cavity between pedestal and socket, contact pin is provided with in socket, contact pin one end is stretched into installation cavity and is provided with electroconductive elastic sheet, the electroconductive elastic sheet other end abuts and forms electrical connection on circuit boards, be embedded with dielectric resilience part in described socket, this dielectric resilience part one end to be stretched in installation cavity and is pressed on position that electroconductive elastic sheet and circuit board abut against.
As the improvement of technique scheme, described circuit board to be arranged on pedestal and to be positioned at installation cavity, be provided with the positioning structure of circuit board facilitating location and installation circuit board between circuit board and pedestal, between described socket and pedestal, be provided with the socket location structure facilitating location and installation socket.
As the further improvement of technique scheme, described positioning structure of circuit board comprises the location hole be located on pedestal and the reference column be located on circuit board, the fit inside of described reference column and location hole realizes locating, the positioning rib that described socket location structure comprises above-mentioned location hole and is located on socket, described positioning rib coordinates with the outside of location hole and realizes locating.
Further, the length of fit of described reference column and location hole is 0.5 ~ 5mm.
Further, the length of fit of described positioning rib and location hole is 0.5 ~ 5mm.
Further, described pedestal is fixedly connected with by bound edge with socket.
Further, isolating pad is provided with between described circuit board and pedestal.
Further, the thickness of described isolating pad is 0.3 ~ 2mm.
Further, sealing ring is provided with between described socket and pedestal.
Further, described sealing ring be arranged on that socket engages with pedestal between end face or sidewall.
The beneficial effects of the utility model are: the utility model is by setting-in dielectric resilience part in socket, by dielectric resilience part, electroconductive elastic sheet is abutted on circuit boards, electroconductive elastic sheet contacts to be formed with circuit board elastic by the elastic force of natural resiliency power and dielectric resilience part and is electrically connected, there is double shield effect, avoid when compared with big bang or electroconductive elastic sheet aging there is the problem that pressure transmitter lost efficacy, enhance the electrical engagement intensity between circuit board and socket, improve the reliability of the electrical connection between circuit board and socket, be applicable to require higher to electric property reaction speed, the more reliable pressure transmitter of electrical connection quality.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the side schematic view of pedestal in the utility model.
Embodiment
See figures.1.and.2, the connecting structure for electrical equipment of a kind of high-pressure common rail pressure transmitter of the present utility model, comprise pedestal 1, sensing head 2, circuit board 3 and socket 4, described sensing head 2, circuit board 3 and socket 4 form electrical connection, described pedestal 1 is fixedly connected with socket 4, and be formed with installation cavity 50 between pedestal 1 and socket 4, contact pin 41 is provided with in socket 4, contact pin 41 one end is stretched into installation cavity 50 and is provided with electroconductive elastic sheet 42, electroconductive elastic sheet 42 other end is connected on circuit board 3 and forms electrical connection, dielectric resilience part 43 is embedded with in described socket 4, this dielectric resilience part 43 one end to be stretched in installation cavity 50 and is pressed on position that electroconductive elastic sheet 42 and circuit board 3 abut against.Preferably, described dielectric resilience part 43 is elastoplast, as the silica gel of better economy.At this, described electroconductive elastic sheet 42 can be one-body molded with contact pin 41, also can by welding or riveting.When electroconductive elastic sheet 42 and contact pin 41 by weld or riveting time, conveniently process, described contact pin 41 part stretched in installation cavity 50 is bent to parallel with circuit board 3 upper surface.
The utility model is by setting-in dielectric resilience part 43 in socket 4, electroconductive elastic sheet 42 is made to be connected on circuit board 3 by dielectric resilience part 43, the elastic force that electroconductive elastic sheet 42 passes through natural resiliency power and dielectric resilience part 43 is formed with circuit board 3 Elastic Contact and is electrically connected, there is double shield effect, avoid when compared with big bang or electroconductive elastic sheet 42 aging there is the problem that pressure transmitter lost efficacy, enhance the electrical engagement intensity between circuit board 3 and socket 4, improve the reliability of the electrical connection between circuit board 3 and socket 4, be applicable to require higher to electric property reaction speed, the more reliable pressure transmitter of electrical connection quality.
Further, described circuit board 3 to be arranged on pedestal 1 and to be positioned at installation cavity 50, be provided with the positioning structure of circuit board facilitating location and installation circuit board 3 between circuit board 3 and pedestal 1, between described socket 4 and pedestal 1, be provided with the socket location structure facilitating location and installation socket 4.This structure can make circuit board 3 and socket 4 quick position be arranged on pedestal 1, ensures that between circuit board 3 and electroconductive elastic sheet 42, contraposition is accurate, enhances productivity, avoids circuit board 3 to interference with sensing head 2 simultaneously.Preferably, described pedestal 1 is fixedly connected with by bound edge with socket 4, easy to process, is connected reliable between pedestal 1 with socket 4, ensure that electroconductive elastic sheet 42 and dielectric resilience part 43 have certain decrement, thus it is in electrical contact to ensure between electroconductive elastic sheet 42 and circuit board 3.
Further, described positioning structure of circuit board comprises the location hole 11 be located on pedestal 1 and the reference column 30 be located on circuit board 3, described reference column 30 realizes locating with the fit inside of location hole 11, at this, conveniently process, described reference column 30 is welded on circuit board 3, and in order to save space, described circuit board 4 is a plate body.The positioning rib 40 that described socket location structure comprises above-mentioned location hole 11 and is located on socket 4, described positioning rib 40 coordinates with the outside of location hole 11 and realizes locating.At this, the inner side of described location hole 11 refers to the side of location hole 11 near pedestal 1 center, and the outside of described location hole 11 refers to the side of location hole 11 away from pedestal 1 center.In order to ensure locating effect, general described location hole 11 is provided with at least two, and described location hole 11 is uniformly distributed around pedestal 1 center.The utility model coordinates with the reference column 30 on circuit board 3, the positioning rib 40 on socket 4 location realized circuit board 3 and socket 4 respectively by the location hole 11 on pedestal 1, replace pasting by adhesive the structure positioned in conventional art, location is more reliable, there will not be the problem of adhesive inefficacy under hot environment etc.In the utility model, reference column 30 and positioning rib 40 are all located by location hole 11 simultaneously, have both reduced the overall volume of pressure transmitter, have simplified processing simultaneously.
Preferably, described reference column 30 is 0.5 ~ 5mm with the length of fit of location hole 11.Reference column 30 can be avoided to deviate from location hole 11, ensure to locate reliably between pedestal 1 and circuit board 3.Similarly, described positioning rib 40 is 0.5 ~ 5mm with the length of fit of location hole 11, and positioning rib 40 can be avoided to deviate from location hole 11, ensures to locate reliably between pedestal 1 and socket 4.
Further, isolating pad 6 is provided with between described circuit board 3 and pedestal 1.Can prevent circuit board 3 bottom surface and pedestal 1 from directly touching and cause the problems such as circuit board 3 short circuit, described isolating pad 6 can be welded on bottom circuit board 3.Preferably, the thickness of described isolating pad 6 is 0.3 ~ 2mm, has both ensured the electrical isolation effect of isolating pad 6, avoids again isolating pad 6 too thick and increases the volume of pressure transmitter.
Further, affecting sensing head 2 to prevent external moisture from entering pressure transmitter from the link position between socket 4 and pedestal 1, ensureing that the certainty of measurement of pressure transmitter is unaffected, between described socket 4 and pedestal 1, being provided with sealing ring 51.Further, described sealing ring 51 be arranged on that socket 4 engages with pedestal 1 between end face or sidewall, thus forming end face seal or side seal, conveniently sealing ring 51 be installed, described socket 4 or pedestal 1 being provided with the groove for being set with sealing ring 51.
Certainly, the utility model, except above-mentioned execution mode, can also have other structural distortion, and these equivalent technical solutions also should within its protection range.
Claims (10)
1. the connecting structure for electrical equipment of a high-pressure common rail pressure transmitter, comprise pedestal (1), sensing head (2), circuit board (3) and socket (4), described sensing head (2), circuit board (3) and socket (4) form electrical connection, described pedestal (1) is fixedly connected with socket (4), and be formed with installation cavity (50) between pedestal (1) and socket (4), contact pin (41) is provided with in socket (4), contact pin (41) one end is stretched into installation cavity (50) and is provided with electroconductive elastic sheet (42), electroconductive elastic sheet (42) other end is connected on circuit board (3) and forms electrical connection, it is characterized in that: in described socket (4), be embedded with dielectric resilience part (43), this dielectric resilience part (43) one end to be stretched in installation cavity (50) and is pressed on position that electroconductive elastic sheet (42) and circuit board (3) abut against.
2. the connecting structure for electrical equipment of a kind of high-pressure common rail pressure transmitter according to claim 1, it is characterized in that: described circuit board (3) is arranged on pedestal (1) and goes up and be positioned at installation cavity (50), be provided with the positioning structure of circuit board facilitating location and installation circuit board (3) between circuit board (3) and pedestal (1), between described socket (4) and pedestal (1), be provided with the socket location structure facilitating location and installation socket (4).
3. the connecting structure for electrical equipment of a kind of high-pressure common rail pressure transmitter according to claim 2, it is characterized in that: described positioning structure of circuit board comprises the location hole (11) be located on pedestal (1) and the reference column (30) be located on circuit board (3), described reference column (30) realizes locating with the fit inside of location hole (11), the positioning rib (40) that described socket location structure comprises above-mentioned location hole (11) and is located on socket (4), described positioning rib (40) coordinates with the outside of location hole (11) and realizes locating.
4. the connecting structure for electrical equipment of a kind of high-pressure common rail pressure transmitter according to claim 3, is characterized in that: described reference column (30) is 0.5 ~ 5mm with the length of fit of location hole (11).
5. the connecting structure for electrical equipment of a kind of high-pressure common rail pressure transmitter according to claim 3, is characterized in that: described positioning rib (40) is 0.5 ~ 5mm with the length of fit of location hole (11).
6. the connecting structure for electrical equipment of a kind of high-pressure common rail pressure transmitter according to claim 2, is characterized in that: described pedestal (1) is fixedly connected with by bound edge with socket (4).
7. the connecting structure for electrical equipment of a kind of high-pressure common rail pressure transmitter according to claim 2, is characterized in that: be provided with isolating pad (6) between described circuit board (3) and pedestal (1).
8. the connecting structure for electrical equipment of a kind of high-pressure common rail pressure transmitter according to claim 7, is characterized in that: the thickness of described isolating pad (6) is 0.3 ~ 2mm.
9. the connecting structure for electrical equipment of a kind of high-pressure common rail pressure transmitter according to claim 1, is characterized in that: be provided with sealing ring (51) between described socket (4) and pedestal (1).
10. the connecting structure for electrical equipment of a kind of high-pressure common rail pressure transmitter according to claim 9, is characterized in that: described sealing ring (51) be arranged on that socket (4) engages with pedestal (1) between end face or sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420850799.9U CN204304005U (en) | 2014-12-26 | 2014-12-26 | A kind of connecting structure for electrical equipment of high-pressure common rail pressure transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420850799.9U CN204304005U (en) | 2014-12-26 | 2014-12-26 | A kind of connecting structure for electrical equipment of high-pressure common rail pressure transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204304005U true CN204304005U (en) | 2015-04-29 |
Family
ID=53109520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420850799.9U Active CN204304005U (en) | 2014-12-26 | 2014-12-26 | A kind of connecting structure for electrical equipment of high-pressure common rail pressure transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204304005U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703348A (en) * | 2016-04-20 | 2016-06-22 | 南京优倍电气有限公司 | Modular surge protection device |
-
2014
- 2014-12-26 CN CN201420850799.9U patent/CN204304005U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703348A (en) * | 2016-04-20 | 2016-06-22 | 南京优倍电气有限公司 | Modular surge protection device |
| CN105703348B (en) * | 2016-04-20 | 2018-02-09 | 南京优倍电气有限公司 | A kind of Modular electrical surge protector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180111 Address after: Will the West Road hi tech industrial village main workshop 529100 in Guangdong province Jiangmen City Xinhui District Patentee after: GUANGDONG HEYU SENSOR CO.,LTD. Address before: Will the West Road 529100 Guangdong Xinhui District hi tech park in Jiangmen Province Patentee before: Xinhui Kangyu Control Systems Engineering Inc. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240207 Address after: 529100 main workshop of Guifeng hi tech Industrial Village, Ximen Road, Huicheng, Xinhui District, Jiangmen City, Guangdong Province Patentee after: GUANGDONG HEYU SENSOR CO.,LTD. Country or region after: China Patentee after: Guangdong Runyu Sensor Co.,Ltd. Address before: 529100 main workshop of Guifeng hi tech Industrial Village, Ximen Road, Huicheng, Xinhui District, Jiangmen City, Guangdong Province Patentee before: GUANGDONG HEYU SENSOR CO.,LTD. Country or region before: China |
|
| TR01 | Transfer of patent right |