CN212648668U - Cable switching device easy for data acquisition - Google Patents
Cable switching device easy for data acquisition Download PDFInfo
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- CN212648668U CN212648668U CN202021943613.6U CN202021943613U CN212648668U CN 212648668 U CN212648668 U CN 212648668U CN 202021943613 U CN202021943613 U CN 202021943613U CN 212648668 U CN212648668 U CN 212648668U
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- joint
- clamping part
- connecting rod
- mounting groove
- metal mesh
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Abstract
The utility model discloses an easy data acquisition's cable switching device, it includes: a high-frequency coaxial signal patch cord; the SMB joint is welded with one end of the high-frequency coaxial signal transfer line; and the Q9 joint is welded with the other end of the high-frequency coaxial signal transfer line. The utility model has the characteristics of it is convenient and avoid the data acquisition mouth to avoid damaging etc.
Description
Technical Field
The utility model relates to a cable switching device. More specifically, the utility model relates to an easy data acquisition's cable switching device.
Background
In many current system devices of a thermal power plant, when a problem occurs in a certain device, data analysis is often performed on the degradation trend of the device, and data measured by a measuring device of the device is acquired. The data acquisition is connected with an interface of the measuring device through the acquisition equipment. In the practical application process, the data acquisition ports of the measuring devices are usually plug-in SMB interfaces, and the design is too fine, so that the data acquisition ports are easy to damage when being connected with the acquisition equipment in a plug-in mode, and the data acquisition ports cannot acquire the data. The utility model discloses just carry out the switching to the collection interface of the measuring device (Philips MMS6000) among the safety monitoring system of power plant's steam turbine. Make measuring equipment data acquisition comparatively easy to connect through the switching, measuring device module collection interface need not too much plug, also is difficult for damaging.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.
It is yet another object of the present invention to provide a cable switching device that facilitates data collection, which can increase the durability of the data collection port and make the connection easier.
In order to achieve these objects and other advantages of the invention, a cable switching device for easy data acquisition is provided, which includes:
a high-frequency coaxial signal patch cord;
the SMB joint is welded with one end of the high-frequency coaxial signal transfer line;
and the Q9 joint is welded with the other end of the high-frequency coaxial signal transfer line.
Convert the SMB joint into Q9 joint for the collection interface of measuring device module need not too much plug, avoids the SMB joint to avoid damaging.
Preferably, a heat-shrinkable sleeve is arranged at the welding position of the SMB connector and the high-frequency coaxial signal transfer line for insulation treatment.
Preferably, the welding position of the Q9 joint and the high-frequency coaxial signal patch cord is provided with a heat-shrinkable sleeve for insulation treatment.
Preferably, still include aluminum plate, aluminum plate is last to have seted up the joint hole, Q9 connects to run through the joint hole is in with the joint in the joint hole. The Q9 joint is fixed on an aluminum plate, so that the Q9 joint can be conveniently plugged with an external wire head, and the damage of an acquisition interface caused by the swinging of the Q9 joint and a high-frequency coaxial signal patch cord is also avoided.
Preferably, the thickness of the aluminum plate is 2 to 4 mm.
Preferably, the Q9 joint includes:
a joint portion;
the connecting part is arranged at one end of the joint part, the connecting part is of a cylindrical structure, an accommodating cavity is formed in the right end of the connecting part, a spring mounting hole is formed in the left end of the connecting part and communicated with the accommodating cavity, and an annular T-shaped groove is formed in one end, away from the joint part, of the connecting part;
the wiring part comprises a T-shaped joint, a movable part and a clamping part, the movable part is of a cylindrical structure, the T-shaped joint is arranged at one end of the movable part and is nested in the T-shaped groove so that the movable part can rotate relative to the connecting part, the outer side of the movable part is sleeved with a first spring, the axial direction of the movable part is provided with a through hole, the clamping part is arranged at the other end of the movable part and comprises a copper core clamping part and a metal mesh clamping part, the longitudinal section of the metal mesh wire clamping part is in a circular truncated cone-shaped structure, the metal mesh wire clamping part is axially divided into 4 sections from the side surface, a first external thread is arranged on the outer side of the metal mesh wire clamping part, the copper core clamping part is axially divided into 4 sections from the side surface, the copper core clamping part is arranged on the inner side of the metal mesh wire clamping part and is fixedly connected with the metal mesh wire clamping part;
the soft connecting component comprises a second spring, a first connecting piece, a ball body and a second connecting piece, wherein the first connecting piece, the ball body and the second connecting piece are all arranged in the accommodating cavity, the second spring is arranged in the spring mounting hole, the first connecting piece comprises a first connecting rod and a first spherical mounting groove, the first spherical mounting groove is arranged at one end of the first connecting rod, the first connecting rod is sleeved in the second spring, the second connecting piece comprises a second connecting rod and a second spherical mounting groove, the second spherical mounting groove is arranged at one end of the second connecting rod, the second spherical mounting groove is arranged opposite to the first spherical mounting groove, the ball body is arranged between the first spherical mounting groove and the second spherical mounting groove, the second connecting rod is of a hollow cylindrical structure, and the other end of the second connecting rod is axially divided into 4 pieces from the side surface, the other end of the second connecting rod extends outwards to enter the clamping part, an annular bulge is arranged on the outer side of the second connecting rod, and the annular bulge abuts against the copper core clamping part to position the second connecting rod in the accommodating cavity and the through hole;
the tensioning portion comprises a tail sleeve and a tensioning sleeve, the tensioning sleeve is of a hollow circular truncated cone-shaped structure, the tail sleeve is connected with the tensioning sleeve in an integrated forming mode, a first internal thread is arranged on the inner side of the tensioning sleeve, and the first internal thread is in threaded connection with the first external thread.
Through the flexible connection of cable and Q9 joint for the cable can rotate in the circumferencial direction, and can not appear damaging the phenomenon, and then has reduced circuit contact failure and broken string problem.
Preferably, the inner side of the wire clamping portion is provided with a toothed structure.
The utility model discloses at least, include following beneficial effect: the SMB joint is converted into a Q9 joint, so that an acquisition interface of a measuring device module does not need excessive plugging and unplugging, and the SMB joint is prevented from being damaged; the Q9 joint is fixed on the aluminum plate, so that the Q9 joint can be conveniently plugged with an external wire head, and the damage of an acquisition interface caused by the swinging of the Q9 joint and a high-frequency coaxial signal patch cord is avoided; through the flexible connection of cable and Q9 joint for the cable can rotate in the circumferencial direction, and can not appear damaging the phenomenon, and then has reduced circuit contact failure and broken string problem. The utility model has the characteristics of it is convenient and avoid the data acquisition mouth to avoid damaging etc.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a cable switching device according to an embodiment of the present invention;
FIG. 2 illustrates a schematic diagram of the connection of a Q9 connector to a patch cord in one embodiment;
fig. 3 illustrates a schematic diagram of a flexible connection assembly in one embodiment.
1. A high-frequency coaxial signal patch cord; 2. an SMB joint; 3. a Q9 linker; 4. a joint portion; 5. a connecting portion; 6. an accommodating cavity; 7. a T-shaped groove; 8. a T-shaped joint; 9. a movable portion; 10. a clamping portion; 11. a copper core clamping portion; 12. a wire clamping section; 13. a copper core; 14. a spring mounting hole; 15. a sphere; 16. tensioning the sleeve; 17. a tail sleeve; 18. a first spring; 19. a second spring; 20. a first spherical mounting groove; 21. a second spherical mounting groove; 22. a first connecting rod; 23. a second connecting rod.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Examples
As shown in fig. 1-3, a cable transition device for facilitating data collection, comprising:
a high-frequency coaxial signal patch cord 1;
an SMB joint 2 welded with one end of the high-frequency coaxial signal transfer line 1;
and a Q9 joint 3 welded to the other end of the high-frequency coaxial signal patch cord 1.
Convert SMB joint 2 into Q9 joint 3 for the collection interface of measuring device module does not use too much plug, avoids SMB joint 2 to avoid damaging.
In another technical scheme, a heat-shrinkable sleeve is arranged at the welding position of the SMB connector 2 and the high-frequency coaxial signal transfer line 1 for insulation treatment.
In another technical scheme, a heat-shrinkable sleeve is arranged at the welding position of the Q9 joint 3 and the high-frequency coaxial signal transfer line 1 for insulation treatment.
In another technical scheme, still include aluminum plate, the last joint hole of having seted up of aluminum plate, Q9 joint 3 runs through the joint hole is in with the joint in the joint hole. The Q9 joint 3 is fixed on an aluminum plate, so that the Q9 joint 3 can be conveniently plugged with an external wire head, and the damage of an acquisition interface caused by the swinging of the Q9 joint 3 and the high-frequency coaxial signal transfer line 1 is also avoided. During the use, with aluminum plate setting in the below of data acquisition mouth, through the utility model discloses a SMB connects 2 and is connected with the data acquisition mouth to connect 3 with Q9 and fix in the joint hole, when needs data acquisition, external equipment and Q9 connect 3 be connected can.
In another technical scheme, the thickness of the aluminum plate is 2-4 mm.
In another aspect, the Q9 joint 3 includes:
a joint portion 4;
the connecting part 5 is arranged at one end of the joint part 4, the connecting part 5 is of a cylindrical structure, an accommodating cavity 6 is arranged at the right end of the connecting part 5, a spring mounting hole 14 is arranged at the left end of the connecting part 5, the spring mounting hole 14 is communicated with the accommodating cavity 6, an annular T-shaped groove 7 is arranged at one end, away from the joint part 4, of the connecting part 5, and first insulating layers are arranged on the inner sides of the spring mounting hole 14 and the accommodating cavity 6;
the wiring part comprises a T-shaped joint 8, a movable part 9 and a clamping part 10, wherein the movable part 9 is of a cylindrical structure, the T-shaped joint 8 is arranged at one end of the movable part 9, the T-shaped joint 8 is nested in the T-shaped groove 7 so that the movable part 9 can rotate relative to the connecting part 5, a first spring 18 is sleeved on the outer side of the movable part 9 to tension the movable part 9 and the connecting part 5 in a connecting manner, a through hole is formed in the axial direction of the movable part 9, a second insulating layer is arranged on the inner side of the through hole, the clamping part 10 is arranged at the other end of the movable part 9, the clamping part 10 comprises a copper core 13 clamping part 11 and a metal mesh wire clamping part 12, the longitudinal section of the metal mesh wire clamping part 12 is of a circular truncated cone-shaped structure, the metal mesh wire clamping part 12 is axially cut into 4 pieces from the side surface, and the metal mesh wire clamping part 12 is made of an elastic conductive metal material, a first external thread is arranged on the outer side of the metal mesh wire clamping part 12, the copper core clamping part 11 is axially cut into 4 sections from the side surface, the copper core clamping part 11 is made of an insulating material, and the copper core clamping part 11 is arranged on the inner side of the metal mesh wire clamping part 12 and is fixedly connected with the metal mesh wire clamping part 12;
the soft connecting component comprises a second spring 19, a first connecting piece, a ball body 15 and a second connecting piece, wherein the first connecting piece, the ball body 15 and the second connecting piece are all arranged in the accommodating cavity 6, the second spring 19 is arranged in the hole of the spring mounting 14, the first connecting piece comprises a first connecting rod 22 and a first spherical mounting groove 20, the first spherical mounting groove 20 is arranged at one end of the first connecting rod 22, the first connecting rod 22 is sleeved in the second spring 19, the second connecting piece comprises a second connecting rod 23 and a second spherical mounting groove 21, the second spherical mounting groove 21 is arranged at one end of the second connecting rod 23, the second spherical mounting groove 21 is arranged opposite to the first spherical mounting groove 20, the ball body 15 is arranged between the first spherical mounting groove 20 and the second spherical mounting groove 21, the second connecting rod 23 is of a hollow cylindrical structure, the other end of the second connecting rod 23 is axially cut into 4 pieces from the side surface, the second connecting rod 23 is made of a conductive material with an elastic effect, the other end of the second connecting rod 23 extends outwards to enter the clamping portion 10, an annular bulge is arranged on the outer side of the second connecting rod, and the annular bulge abuts against the copper core clamping portion 11 to position the second connecting rod in the accommodating cavity and the through hole;
the tensioning portion comprises a tail sleeve 17 and a tensioning sleeve 16, the tensioning sleeve 16 is of a hollow circular truncated cone-shaped structure, the tail sleeve 17 and the tensioning sleeve 16 are connected in an integrated forming mode, a first internal thread is arranged on the inner side of the tensioning sleeve 16, and the first internal thread is in threaded connection with the first external thread.
The connection method of the Q9 joint 3 in this embodiment is as follows: the method comprises the steps of peeling off an external protective rubber of the patch cord coaxial cable, shearing an insulating isolation layer by scissors to enable a part of a copper core 13 to leak, sleeving a tensioning part into the coaxial cable, inserting the copper core 13 into a second connecting rod 23, namely inserting the copper core 13 into a cavity formed by 4 petals cut into the second connecting rod 23, placing metal mesh wires with the patch cord coaxial cable peeled off into a metal mesh wire clamping part 12, and when the tensioning part is screwed on the metal mesh wire clamping part 12, enabling 4 petals of the metal mesh wire clamping part 12 to move oppositely, further enabling 4 petals of the copper core clamping part 11 to move oppositely to extrude 4 petals of the second connecting rod 23 to move oppositely, so that the copper core 13 is clamped, and enabling 4 petals of the metal mesh wire clamping part 12 to move oppositely to clamp a metal mesh of the coaxial cable. Through the flexible connection of cable and Q9 joint 3 for the cable can rotate in the circumferencial direction, and can not appear damaging the phenomenon, and then has reduced circuit contact failure and broken string problem.
In another solution, the inside of the wire clamping portion 12 is provided with a toothed structure.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (7)
1. A cable switching device facilitating data acquisition, comprising:
a high-frequency coaxial signal patch cord;
the SMB joint is welded with one end of the high-frequency coaxial signal transfer line;
and the Q9 joint is welded with the other end of the high-frequency coaxial signal transfer line.
2. The cable switching device easy for data acquisition as claimed in claim 1, wherein the welding position of the SMB connector and the high-frequency coaxial signal switching line is provided with a heat-shrinkable sleeve for insulation treatment.
3. The cable transition device easy for data acquisition as claimed in claim 1, wherein the welding of the Q9 joint and the high frequency coaxial signal patch cord is provided with a heat shrink sleeve for insulation treatment.
4. The cable switching device easy for data acquisition as claimed in claim 1, further comprising an aluminum plate, wherein the aluminum plate is provided with a clamping hole, and the Q9 joint penetrates through the clamping hole to be clamped in the clamping hole.
5. The cable transition device facilitating data collection of claim 4, wherein the aluminum plate has a thickness of 2-4 mm.
6. The cable transition device facilitating data collection of claim 1, wherein the Q9 fitting comprises:
a joint portion;
the connecting part is arranged at one end of the joint part, the connecting part is of a cylindrical structure, an accommodating cavity is formed in the right end of the connecting part, a spring mounting hole is formed in the left end of the connecting part and communicated with the accommodating cavity, and an annular T-shaped groove is formed in one end, away from the joint part, of the connecting part;
the wiring part comprises a T-shaped joint, a movable part and a clamping part, the movable part is of a cylindrical structure, the T-shaped joint is arranged at one end of the movable part and is nested in the T-shaped groove so that the movable part can rotate relative to the connecting part, the outer side of the movable part is sleeved with a first spring, the axial direction of the movable part is provided with a through hole, the clamping part is arranged at the other end of the movable part and comprises a copper core clamping part and a metal mesh clamping part, the longitudinal section of the metal mesh wire clamping part is in a circular truncated cone-shaped structure, the metal mesh wire clamping part is axially divided into 4 sections from the side surface, a first external thread is arranged on the outer side of the metal mesh wire clamping part, the copper core clamping part is axially divided into 4 sections from the side surface, the copper core clamping part is arranged on the inner side of the metal mesh wire clamping part and is fixedly connected with the metal mesh wire clamping part;
the soft connecting component comprises a second spring, a first connecting piece, a ball body and a second connecting piece, wherein the first connecting piece, the ball body and the second connecting piece are all arranged in the accommodating cavity, the second spring is arranged in the spring mounting hole, the first connecting piece comprises a first connecting rod and a first spherical mounting groove, the first spherical mounting groove is arranged at one end of the first connecting rod, the first connecting rod is sleeved in the second spring, the second connecting piece comprises a second connecting rod and a second spherical mounting groove, the second spherical mounting groove is arranged at one end of the second connecting rod, the second spherical mounting groove is arranged opposite to the first spherical mounting groove, the ball body is arranged between the first spherical mounting groove and the second spherical mounting groove, the second connecting rod is of a hollow cylindrical structure, and the other end of the second connecting rod is axially divided into 4 pieces from the side surface, the other end of the second connecting rod extends outwards to enter the clamping part, an annular bulge is arranged on the outer side of the second connecting rod, and the annular bulge abuts against the copper core clamping part;
the tensioning portion comprises a tail sleeve and a tensioning sleeve, the tensioning sleeve is of a hollow circular truncated cone-shaped structure, the tail sleeve is connected with the tensioning sleeve in an integrated forming mode, a first internal thread is arranged on the inner side of the tensioning sleeve, and the first internal thread is in threaded connection with the first external thread.
7. The cable transition device facilitating data collection of claim 6, wherein the inside of the wire clamping portion is provided with a toothed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021943613.6U CN212648668U (en) | 2020-09-08 | 2020-09-08 | Cable switching device easy for data acquisition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021943613.6U CN212648668U (en) | 2020-09-08 | 2020-09-08 | Cable switching device easy for data acquisition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212648668U true CN212648668U (en) | 2021-03-02 |
Family
ID=74762348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021943613.6U Active CN212648668U (en) | 2020-09-08 | 2020-09-08 | Cable switching device easy for data acquisition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212648668U (en) |
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2020
- 2020-09-08 CN CN202021943613.6U patent/CN212648668U/en active Active
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