CN104714059A - Test joint - Google Patents
Test joint Download PDFInfo
- Publication number
- CN104714059A CN104714059A CN201510121029.XA CN201510121029A CN104714059A CN 104714059 A CN104714059 A CN 104714059A CN 201510121029 A CN201510121029 A CN 201510121029A CN 104714059 A CN104714059 A CN 104714059A
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- Prior art keywords
- cylindrical shell
- contact
- spring
- cylindrical
- diapire
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Abstract
The invention discloses a test joint which comprises a body part and a contact assembly, wherein the contact assembly comprises hollow casing, a spring and a contact column, the casing comprises a first cylinder body and a second cylinder body, the first cylinder body is in a circular truncated cone shape, a bottom wall is arranged on the first cylinder body, the second cylinder body is cylindrical and fixedly arranged on the top of the first cylinder body, a circle of limit parts are arranged on the top of the second cylinder body in a convex manner, the first cylinder body is fixedly connected with the body part, the contact column comprises a cylindrical body and a contact head, the cylindrical body is limited by a limit part, the contact head is fixedly arranged on the cylindrical body, the spring and the cylindrical body are accommodated in the casing, the spring abuts between the bottom wall of the first cylinder and the cylindrical body, and the contact head stretches out of the casing from the top of the second cylinder. Compared with the prior art, when the test joint is used, the contact head can compress the spring to move to the casing, accordingly, when the force is too large or the contact head abuts against an insertion hole, the contact head moves to the casing so as to avoid damage caused by overlarge force, the contact head is protected, and excellent electrical connection of the contact head and a to-be-tested device can be realized.
Description
Technical field
The present invention relates to electric test technical field, relate more specifically to a kind of test splice.
Background technology
At present, in the communications field, often using p-wire when testing, realizing the electrical connection of test splice and device under test by being connected with the round of device under test by the test splice of p-wire.Because existing test splice is fixing inelastic contact, therefore the round of test splice and device under test is hard to hard contact, easily causes the damage of test splice during operation.
Summary of the invention
The object of the present invention is to provide a kind of test splice, be connected with the elasticity of device under test to realize test splice, thus improve the serviceable life of test splice.
For achieving the above object, the invention provides a kind of test splice, comprise main part and contact assembly, described contact assembly comprises the housing of hollow, spring and contact stud, described housing comprises in round table-like and have the first cylindrical shell of diapire and be fixedly installed on the top of described first cylindrical shell, coaxial and cylindrical second cylindrical shell with described first cylindrical shell, the top of described second cylindrical shell is being convexly equipped with a circle limiting section along in the central axial direction near described second cylindrical shell, described first cylindrical shell is fixedly connected with described main part, described contact stud comprises and carries out spacing right cylinder by described limiting section and be fixedly installed on contact on described right cylinder, described spring and described right cylinder to be placed in described housing and between the described spring diapire that is connected to described first cylindrical shell and described right cylinder, described contact stretches out described housing by the top of described second cylindrical shell and central axial direction along described second cylindrical shell moves up and down.
Compared with prior art, test splice of the present invention comprises main part and contact assembly, contact assembly comprises the housing of hollow, spring and contact stud, its middle shell comprises in round table-like and have the first cylindrical shell of diapire and be fixedly installed on the top of the first cylindrical shell, coaxial and cylindrical second cylindrical shell with the first cylindrical shell, the top of the second cylindrical shell is being convexly equipped with a circle limiting section along in the central axial direction near the second cylindrical shell, first cylindrical shell is fixedly connected with main part, contact stud comprises and carries out spacing right cylinder by limiting section and be fixedly installed on contact on right cylinder, spring and right cylinder to be placed in housing and between the spring diapire that is connected to the first cylindrical shell and right cylinder, contact stretches out housing by the top of the second cylindrical shell and central axial direction along the second cylindrical shell moves up and down, during use, contact is aimed at and is inserted the jack of device under test by operating personnel, because contact can Compress Spring and moving a certain distance in housing, therefore when firmly excessive or contact and jack are conflicted, contact moves and avoids contact stressed excessive and damage in housing, namely by arranging the Elastic Contact of contact and jack, achieve the protection to contact, be not easy the damage causing contact, and contact and the good electrical connection of device under test can be realized.
Preferably, described housing also comprises cylindrical and has the 3rd cylindrical shell of diapire, and the sidewall top of described 3rd cylindrical shell is fixedly connected with the diapire of described first cylindrical shell, and described 3rd cylindrical shell is fixedly connected with described main part.
Preferably, described first cylindrical shell, the second cylindrical shell and the 3rd cylindrical shell are one-body molded.
Preferably, the diapire of described first cylindrical shell offers through hole, described spring is through the diapire being connected to described 3rd cylindrical shell after described through hole and described right cylinder.
Preferably, described main part is provided with circular groove, the bottom of described 3rd cylindrical shell is fixedly installed in described circular groove.
By following description also by reference to the accompanying drawings, the present invention will become more clear, and these accompanying drawings are for explaining embodiments of the invention.
Accompanying drawing explanation
Fig. 1 is the structural drawing of test splice of the present invention.
Fig. 2 is the exploded view of test splice in Fig. 1.
Fig. 3 is the vertical view of test splice in Fig. 1.
Fig. 4 be in Fig. 3 test splice along the sectional view in A-A direction.
Embodiment
With reference now to accompanying drawing, describe embodiments of the invention, element numbers similar in accompanying drawing represents similar element.
Please refer to Fig. 1 to Fig. 4, test splice 100 of the present invention comprises main part 10 and contact assembly 12, wherein contact assembly 12 comprises the housing 121 of hollow, spring 122 and contact stud 123, housing 121 comprises in round table-like and have the first cylindrical shell 1211 of diapire and be fixedly installed on the top of the first cylindrical shell 1211, arrange and cylindrical second cylindrical shell 1213 with the first cylindrical shell 1211 is coaxial, the top of the second cylindrical shell 1213 is convexly equipped with a circle limiting section 1213a along in the central axial direction near the second cylindrical shell 1213, first cylindrical shell 1211 is fixedly connected with main part 10, contact stud 123 comprises the contact 1233 being carried out spacing right cylinder 1231 by limiting section 1213a and be fixedly installed on right cylinder 1231, spring 122 and right cylinder 1231 to be placed in housing 121 and between spring 122 diapire that is connected to the first cylindrical shell 1211 and right cylinder 1231, contact 1233 stretches out housing 121 by the top of the second cylindrical shell 1213 and central axis along the second cylindrical shell 1213 moves up and down, right cylinder 1231 is limited in housing 121 by limiting section 1213a.
Preferably, housing 121 also comprises the cylindrical and sidewall top with the 3rd cylindrical shell the 1215, three cylindrical shell 1215 of diapire and is fixedly connected with the diapire of the first cylindrical shell 1211, and the 3rd cylindrical shell 1215 is fixedly connected with main part 10.Concrete, the first cylindrical shell 1211, second cylindrical shell 1213 and the 3rd cylindrical shell 1215 one-body molded.In addition, the diapire of the first cylindrical shell 1211 offers through hole, spring 122 is through the diapire being connected to the 3rd cylindrical shell 1215 after through hole and right cylinder 1231; Main part 10 is provided with circular groove 101, the bottom of the 3rd cylindrical shell 1215 is fixedly installed in circular groove 101, welds and fix as the 3rd cylindrical shell 1215 with main part 10.
The principle of work of test splice 100 of the present invention is described as follows: when test splice 100 is connected with device under test by needs, contact 1233 is aimed at and is inserted the jack of device under test by operating personnel, because contact 1233 can Compress Spring 122 and moving a certain distance in housing 121, therefore when firmly excessive or contact 1233 is conflicted with jack time, contact 1233 moves and avoids damaging contact 1233 in housing 121, namely be Elastic Contact by arranging contact 1233 with jack, achieve the protection to contact 1233, be not easy the damage causing contact 1233, and contact assembly 12 electrical connection good with device under test can be realized.
More than in conjunction with most preferred embodiment, invention has been described, but the present invention is not limited to the embodiment of above announcement, and should contain various carry out according to essence of the present invention amendment, equivalent combinations.
Claims (5)
1. a test splice, it is characterized in that, comprise main part and contact assembly, described contact assembly comprises the housing of hollow, spring and contact stud, described housing comprises in round table-like and have the first cylindrical shell of diapire and be fixedly installed on the top of described first cylindrical shell, coaxial and cylindrical second cylindrical shell with described first cylindrical shell, the top of described second cylindrical shell is being convexly equipped with a circle limiting section along in the central axial direction near described second cylindrical shell, described first cylindrical shell is fixedly connected with described main part, described contact stud comprises and carries out spacing right cylinder by described limiting section and be fixedly installed on contact on described right cylinder, described spring and described right cylinder to be placed in described housing and between the described spring diapire that is connected to described first cylindrical shell and described right cylinder, described contact stretches out described housing by the top of described second cylindrical shell and central axial direction along described second cylindrical shell moves up and down.
2. test splice as claimed in claim 1, it is characterized in that, described housing also comprises cylindrical and has the 3rd cylindrical shell of diapire, and the sidewall top of described 3rd cylindrical shell is fixedly connected with the diapire of described first cylindrical shell, and described 3rd cylindrical shell is fixedly connected with described main part.
3. test splice as claimed in claim 2, it is characterized in that, described first cylindrical shell, the second cylindrical shell and the 3rd cylindrical shell are one-body molded.
4. test splice as claimed in claim 2 or claim 3, it is characterized in that, the diapire of described first cylindrical shell offers through hole, described spring is through the diapire being connected to described 3rd cylindrical shell after described through hole and described right cylinder.
5. test splice as claimed in claim 2, it is characterized in that, described main part is provided with circular groove, the bottom of described 3rd cylindrical shell is fixedly installed in described circular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510121029.XA CN104714059A (en) | 2015-03-19 | 2015-03-19 | Test joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510121029.XA CN104714059A (en) | 2015-03-19 | 2015-03-19 | Test joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104714059A true CN104714059A (en) | 2015-06-17 |
Family
ID=53413561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510121029.XA Pending CN104714059A (en) | 2015-03-19 | 2015-03-19 | Test joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104714059A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070264878A1 (en) * | 2006-05-12 | 2007-11-15 | Nidec-Read Corporation | Probe, testing head having a plurality of probes, and circuit board tester having the testing head |
| CN201060213Y (en) * | 2007-05-25 | 2008-05-14 | 葵谷科技实业有限公司 | Signal testing joint |
| CN201352632Y (en) * | 2009-01-10 | 2009-11-25 | 富港电子（东莞）有限公司 | Probe-type connector |
| JP2010276510A (en) * | 2009-05-29 | 2010-12-09 | Nidec-Read Corp | Inspection jig |
| CN202372532U (en) * | 2011-08-24 | 2012-08-08 | 山东电力集团公司日照供电公司 | Simple device for measuring voltage |
| CN103424579A (en) * | 2013-08-19 | 2013-12-04 | 苏州市胜能弹簧五金制品有限公司 | Electrical test pen point with protective shell |
| CN203502445U (en) * | 2013-08-19 | 2014-03-26 | 苏州市胜能弹簧五金制品有限公司 | Test pencil head equipped with protective housing |
| CN103926427A (en) * | 2014-04-02 | 2014-07-16 | 广东电网公司电力科学研究院 | Crimp plug for electric energy metering device and crimping state detection method |
| CN203981721U (en) * | 2014-07-31 | 2014-12-03 | 中芯国际集成电路制造(北京)有限公司 | Rotary type p-wire cable joint |
| CN204556667U (en) * | 2015-03-19 | 2015-08-12 | 东莞鸿爱斯通信科技有限公司 | Test splice |
-
2015
- 2015-03-19 CN CN201510121029.XA patent/CN104714059A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070264878A1 (en) * | 2006-05-12 | 2007-11-15 | Nidec-Read Corporation | Probe, testing head having a plurality of probes, and circuit board tester having the testing head |
| CN201060213Y (en) * | 2007-05-25 | 2008-05-14 | 葵谷科技实业有限公司 | Signal testing joint |
| CN201352632Y (en) * | 2009-01-10 | 2009-11-25 | 富港电子（东莞）有限公司 | Probe-type connector |
| JP2010276510A (en) * | 2009-05-29 | 2010-12-09 | Nidec-Read Corp | Inspection jig |
| CN202372532U (en) * | 2011-08-24 | 2012-08-08 | 山东电力集团公司日照供电公司 | Simple device for measuring voltage |
| CN103424579A (en) * | 2013-08-19 | 2013-12-04 | 苏州市胜能弹簧五金制品有限公司 | Electrical test pen point with protective shell |
| CN203502445U (en) * | 2013-08-19 | 2014-03-26 | 苏州市胜能弹簧五金制品有限公司 | Test pencil head equipped with protective housing |
| CN103926427A (en) * | 2014-04-02 | 2014-07-16 | 广东电网公司电力科学研究院 | Crimp plug for electric energy metering device and crimping state detection method |
| CN203981721U (en) * | 2014-07-31 | 2014-12-03 | 中芯国际集成电路制造(北京)有限公司 | Rotary type p-wire cable joint |
| CN204556667U (en) * | 2015-03-19 | 2015-08-12 | 东莞鸿爱斯通信科技有限公司 | Test splice |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150617 |