CN212340606U - Coaxial contact fixing performance testing device - Google Patents
Coaxial contact fixing performance testing device Download PDFInfo
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- CN212340606U CN212340606U CN202020461408.XU CN202020461408U CN212340606U CN 212340606 U CN212340606 U CN 212340606U CN 202020461408 U CN202020461408 U CN 202020461408U CN 212340606 U CN212340606 U CN 212340606U
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- coaxial contact
- connecting rod
- contact element
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- top sleeve
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Abstract
The utility model relates to a coaxial contact element fixing performance testing device, which comprises a shell, an adapter, a connecting rod, a top sleeve and a movable pressing block, wherein the connecting rod is movably connected in the shell, the connecting rod is sleeved with a spring, the connecting rod is provided with a marking line, and the shell is provided with an observation hole; the utility model has the advantages that: the testing device is contacted with the positioning surface of the tested coaxial contact element through the adapter, axial load is applied to the tested coaxial contact element, the connecting rod is driven to contract inwards to enable the marking line to move towards the observation hole, when the marking line moves into the observation hole, the coaxial contact element is judged to be installed in place, therefore, the testing device only needs to observe the position of the marking line to judge whether the coaxial contact element is fixed or not when testing, the testing operation process is standardized, the problem that the contact element is damaged due to the fact that an interface of a currently used push-type contact element fixing testing method is not matched is solved, and the problem that a connection part fails due to the fact that the pulling force is not controllable in a pull-back type contact element fixing testing method of manually pulling the matched.
Description
Technical Field
The utility model relates to a coaxial contact element fixity ability test device.
Background
The 1553B bus general interface is a triaxial connector, when the triaxial connector is connected and assembled, the coaxial contact is axially fixed through a built-in retaining clip, the fixed part is positioned in an inner hole of a connector shell, and the installation position of the coaxial contact in the retaining clip and the fixing reliability of the coaxial contact cannot be directly judged from the appearance after assembly. When the coaxial contact is not installed in place or the retaining clip does not completely fix the coaxial contact, the coaxial contact retracts backwards in the process of plugging the connector plug and the socket, so that the signal transmission function cannot be realized, and the bus channel connection fails.
In the wiring assembly process of the three-coaxial connector, the installation reliability of the coaxial contact element must be detected, and two common methods are adopted at present, wherein one method is to apply axial pressure on the contact end of the coaxial contact element and observe whether the contact element has the phenomenon of retraction; the other method is to pull a lead connected with the coaxial contact element and observe whether the contact element has a retraction phenomenon, the method cannot control the pulling force, and can damage a wiring point to cause the connection between the contact element and the lead to be invalid, and the conventional coaxial contact element fixity detection method cannot achieve the purposes of effectively judging without damaging a connector.
SUMMERY OF THE UTILITY MODEL
The utility model aims to reach the purpose provide a coaxial contact element fixity can testing arrangement, solved current formula contact element fixity test method that bulldozes and lead to the problem of contact damage because of the interface mismatching.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme: a coaxial contact element fixing performance testing device comprises a shell, an adapter, a connecting rod, a top sleeve and a movable pressing block, wherein the adapter is detachably installed on the connecting rod, the connecting rod is movably connected in the shell, one end of the top sleeve is in contact with the connecting rod, the other end of the top sleeve is connected with the movable pressing block, a spring is sleeved on the connecting rod, one end of the spring is in contact with the connecting rod, the other end of the spring is in contact with the top sleeve, a mark line is arranged on the connecting rod, an observation hole is formed in the shell, the shell is in contact with a connector, the adapter is in contact with a coaxial contact element, the adapter is stressed to drive the connecting rod to retract so that the mark line moves towards the observation hole, the coaxial contact element is installed in place when the mark line moves into the observation hole, and the coaxial contact element is not installed in place, the movable pressing block compression spring generates a compression force acting on the coaxial contact element, the coaxial contact element is reliably fixed on the connector when the identification line is stabilized in the observation hole, and the coaxial contact element retracts on the connector when the identification line moves out of the observation hole.
Preferably, the shell is provided with a test reference surface, the adapter is provided with a positioning surface, the shell is pressed and overlapped with the inserting and combining surface of the connector through the test reference surface, and the adapter is overlapped with the positioning surface of the coaxial contact element in the connector through the positioning surface.
Preferably, the observation hole is a strip-shaped hole.
Preferably, the top sleeve comprises a first connecting portion and a second connecting portion, the top sleeve is connected with the connecting rod through the first connecting portion, and the top sleeve is connected with the movable pressing block through the second connecting portion.
Preferably, the first connecting portion is a connecting hole formed in the top sleeve, the second connecting portion is a connecting shaft arranged on the top sleeve, and the connecting shaft and the top sleeve are of an integrated structure.
Preferably, the movable pressing block is provided with a threaded hole, and the connecting shaft is provided with an external thread matched with the threaded hole.
Preferably, the shell is provided with a limiting step matched with the movable pressing block.
Preferably, the shell comprises a left shell and a right shell, and the left shell and the right shell are fixedly connected through threads.
To sum up, the utility model has the advantages that: the testing device of the utility model only needs to observe the position of the marking line to judge whether the coaxial contact is fixed and reliable when testing, standardizes the testing operation process, solves the problem that the contact is damaged due to the mismatching of interfaces in the currently used push-type contact fixity testing method, also overcomes the problem that the wiring part fails due to the uncontrollable applied pulling force of the pull-back type contact fixity testing method of manually pulling the matched and connected wires, and then generates the compression force acting on the coaxial contact through the movable pressing block compression spring, according to the principle of mechanical balance, the compressive force becomes a test load, indirectly acts on the coaxial contact piece of the connector, when the contact piece is reliably fixed on the connector, the mark line on the connecting rod can be stably positioned in the observation hole, otherwise, the contact piece retracts when the contact piece is not reliably fixed, and the identification line moves out of the observation hole, therefore, the testing device of the utility model can detect the installation position of the coaxial contact piece and the fixing reliability, improves the whole service performance, and finally, the adapter, the connecting rod, the top sleeve and the movable pressing block form a whole through the shell, so that the device has the characteristics of small volume, light weight and compact structure, is simple in operation process and high in working efficiency, is suitable for detecting single or batch products, and the adapter is detachably arranged on the connecting rod, so that the adapter can be replaced according to coaxial contact elements of different types.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of the device for testing the fixing performance of the coaxial contact.
Reference numerals:
the test device comprises a shell 1, a limit step 10, a left shell 11, a right shell 12, an adapter 2, a connecting rod 3, a top sleeve 4, a first connecting part 41, a second connecting part 42, a movable pressing block 5, a threaded hole 51, a spring 6, an identification line 7, an observation hole 8, a test reference surface 9 and a positioning surface 10.
Detailed Description
As shown in figure 1, a coaxial contact element fixing performance testing device comprises a shell 1, an adapter 2, a connecting rod 3, a top sleeve 4 and a movable pressing block 5, wherein the adapter 2 is detachably installed on the connecting rod 3, the adapter 2 of the utility model is directly installed on the connecting rod 3, the connecting rod 3 is movably connected in the shell 1, one end of the top sleeve 4 is contacted with the connecting rod 3, the other end of the top sleeve 4 is connected with the movable pressing block 5, a spring 6 is sleeved on the connecting rod 3, one end of the spring 6 is contacted with the connecting rod 3, the other end of the spring 6 is contacted with the top sleeve 4, a mark line 7 is arranged on the connecting rod 3, an observation hole 8 is arranged on the shell 1, the shell 1 is contacted with a connector, the adapter 2 is contacted with the coaxial contact element, the adapter 2 is forced to drive the connecting rod 3 to retract so that the mark line 7 moves towards the observation, when the identification line 7 moves into the observation hole 8, the coaxial contact element is installed in place, when the identification line 7 is invisible in the observation hole 8, the coaxial contact element is not installed in place, the movable pressing block 5 compresses the spring 6 to generate a compression force acting on the coaxial contact element, when the identification line 7 is stabilized in the observation hole 8, the coaxial contact element is reliably fixed on the connector, and when the identification line 7 moves out of the observation hole 8, the coaxial contact element retracts on the connector. Be equipped with the test reference surface on the casing 1, be equipped with locating surface 10 on the adapter 2, casing 1 compresses tightly the coincidence through the inserted surface of test reference surface and connector, adapter 2 is through the locating surface 10 coincidence of coaxial contact in locating surface 10 and the connector, compresses tightly the coincidence through the inserted surface of test reference surface and connector, and the locating surface 10 coincidence of coaxial contact in locating surface 10 and the connector can ensure the stationarity among casing 1 and the 2 test procedure of adapter, ensures the straightness accuracy that connecting rod 3 removed to ensure the accurate reading of identification line 7, observation hole 8 is the bar hole, is convenient for read the position of identification line 7.
The testing device is contacted with the positioning surface 10 of the tested coaxial contact element through the adapter 2, axial load is applied to the tested coaxial contact element, the connecting rod 3 is driven to contract inwards to enable the identification line 7 to move towards the observation hole 8, when the identification line 7 moves into the observation hole 8, the coaxial contact element is judged to be installed in place, otherwise, when the identification line 7 is invisible in the observation hole 8, the coaxial contact element is judged not to be installed in place, therefore, the testing device of the utility model only needs to observe the position of the marking line to judge whether the coaxial contact element is fixed and reliable or not when testing, standardizes the testing operation process, solves the problem that the contact element is damaged because the interface is not matched in the currently used push-type contact element fixity testing method, and also overcomes the problem that the wiring position fails because the pulling force is not controllable because the pulling force is applied by the pull-type contact element fixity testing method for manually, secondly, the compression spring 6 is compressed by the movable pressing block 5 to generate a compression force acting on the coaxial contact element, and according to the mechanical balance principle, the compressive force acts indirectly on the coaxial contacts of the connector as a test load, and when the contacts are securely fixed to the connector, the marking 7 on the link 3 is stabilized in the viewing aperture 8, and vice versa, retraction of the contact occurs in the case of unreliable fixation of the contact, the marking line 7 moves out of the viewing aperture 8, therefore, the testing device of the utility model can detect the installation position of the coaxial contact element and the fixed reliability, improve the whole service performance, and finally, the adapter 2, the connecting rod 3, the top sleeve 4 and the movable pressing block 5 form a whole through the shell 1, so that the device has the characteristics of small volume, light weight and compact structure, is simple in operation process and high in working efficiency, and is suitable for detection of single or batch products.
The top sleeve 4 comprises a first connecting part 41 and a second connecting part 42, the top sleeve 4 is connected with the connecting rod 3 through the first connecting part 41, the top sleeve 4 is connected with the movable pressing block 5 through the second connecting part 42, the top sleeve 4, the connecting rod 3 and the movable pressing block 5 can be integrally formed, the installation and the disassembly are convenient, the connection is reliable, the first connecting part 41 is a connecting hole formed in the top sleeve 4, the second connecting part 42 is a connecting shaft arranged on the top sleeve 4, the connecting shaft and the top sleeve 4 are of an integrated structure, the connecting hole can realize the rapid installation and the fixation of the connecting rod 3, the connecting shaft can realize the rapid installation and the disassembly of the top sleeve 4 on the movable pressing block 5, the movable pressing block 5 is provided with a threaded hole 51, the connecting shaft is provided with an external thread matched with the threaded hole 51, the rapid connection of the movable pressing block 5 and the connecting shaft can be realized, and the shaking between the movable, the connection quality of the connecting shaft and the movable pressing block 5 is improved.
Be equipped with on casing 1 with the spacing step 10 of 5 complex of activity briquettings, can restrict the stroke of 5 compression spring 6 of activity briquettings, the load of applying when guaranteeing test at every turn is unanimous, test process easy operation improves detection quality, casing 1 includes left casing 11 and right casing 12, left side casing 11 and right casing 12 pass through screw thread fixed connection, and the installation that is favorable to adapter 2, connecting rod 3, top cover 4 and activity briquettings 5 is fixed, are convenient for change the adapter 2 of different grade type, make its coaxial contact that adapts to different models, and practicality is good, and the unit mount dismantlement is convenient, connects reliably.
In addition to the preferred embodiments described above, other embodiments of the present invention are also possible, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope of the present invention defined by the appended claims.
Claims (8)
1. The utility model provides a coaxial contact element fixity can testing arrangement which characterized in that: the device comprises a shell, an adapter, a connecting rod, a top sleeve and a movable pressing block, wherein the adapter is detachably arranged on the connecting rod, the connecting rod is movably connected in the shell, one end of the top sleeve is in contact with the connecting rod, the other end of the top sleeve is connected with the movable pressing block, a spring is sleeved on the connecting rod, one end of the spring is in contact with the connecting rod, the other end of the spring is in contact with the top sleeve, a mark line is arranged on the connecting rod, an observation hole is formed in the shell, the shell is in contact with a connector, the adapter is in contact with a coaxial contact element, the adapter is stressed to drive the connecting rod to retract so that the mark line moves towards the observation hole, when the mark line moves into the observation hole, the coaxial contact element is arranged in place, when the mark line is not visible in the observation hole, the coaxial contact element is not arranged, when the identification line is stabilized in the observation hole, the coaxial contact piece is reliably fixed on the connector, and when the identification line is moved out of the observation hole, the coaxial contact piece retracts on the connector.
2. The coaxial contact fixing performance testing device according to claim 1, wherein: the shell is provided with a test reference surface, the adapter is provided with a positioning surface, the shell is tightly pressed and overlapped with the inserting and combining surface of the connector through the test reference surface, and the adapter is overlapped with the positioning surface of the coaxial contact element in the connector through the positioning surface.
3. The coaxial contact fixing performance testing device according to claim 1, wherein: the observation hole is a strip-shaped hole.
4. The coaxial contact fixing performance testing device according to claim 1, wherein: the top sleeve comprises a first connecting portion and a second connecting portion, the top sleeve is connected with the connecting rod through the first connecting portion, and the top sleeve is connected with the movable pressing block through the second connecting portion.
5. The coaxial contact fixing performance testing device according to claim 4, wherein: the first connecting portion are connecting holes formed in the top sleeve, the second connecting portion are connecting shafts arranged on the top sleeve, and the connecting shafts and the top sleeve are of an integrated structure.
6. The coaxial contact fixing performance testing device according to claim 5, wherein: the movable pressing block is provided with a threaded hole, and the connecting shaft is provided with an external thread matched with the threaded hole.
7. The coaxial contact fixing performance testing device according to claim 1, wherein: and the shell is provided with a limiting step matched with the movable pressing block.
8. The coaxial contact fixing performance testing device according to claim 1, wherein: the casing includes left casing and right casing, left side casing and right casing pass through screw thread fixed connection.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922151346 | 2019-12-04 | ||
| CN2019221513462 | 2019-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212340606U true CN212340606U (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020461408.XU Active CN212340606U (en) | 2019-12-04 | 2020-04-01 | Coaxial contact fixing performance testing device |
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| CN (1) | CN212340606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876224A (en) * | 2021-02-05 | 2022-08-09 | 贝加工业有限公司 | Temporary horizontal lifeline device |
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2020
- 2020-04-01 CN CN202020461408.XU patent/CN212340606U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876224A (en) * | 2021-02-05 | 2022-08-09 | 贝加工业有限公司 | Temporary horizontal lifeline device |
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