CN114498217A - Connecting cable of composite sensor - Google Patents
Connecting cable of composite sensor Download PDFInfo
- Publication number
- CN114498217A CN114498217A CN202210098448.6A CN202210098448A CN114498217A CN 114498217 A CN114498217 A CN 114498217A CN 202210098448 A CN202210098448 A CN 202210098448A CN 114498217 A CN114498217 A CN 114498217A
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- joint
- connector
- clamping
- core
- core cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/16—Elements for restraining, or preventing the movement of, parts, e.g. for zeroising
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5205—Sealing means between cable and housing, e.g. grommet
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5216—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases characterised by the sealing material, e.g. gels or resins
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/527—Flameproof cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
- H01R13/5812—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part the cable clamping being achieved by mounting the separate part on the housing of the coupling device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/20—Connectors or connections adapted for particular applications for testing or measuring purposes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a connecting cable of a composite sensor. According to the invention, the wire fixing seat is fixed on the sensor by laser welding, the multi-core cable is fixedly connected with the wire fixing seat and the adaptor in a compression joint manner, the flame-retardant rubber tube is clamped with the wire fixing seat and the adaptor, and the corrugated tube is clamped with the adaptor and the multi-core connector, so that the fixing mode has the advantages of high reliability and good anti-pulling-off effect; in addition, the first clamping head and the first pressing joint are fixed with the multi-core cable through potting sealant, so that the reliability and the anti-pulling-off effect of the multi-core cable are further improved, the sealing function can be achieved, and the protection grade of the sensor is improved; and the multi-core cable at the outlet of the sensor is sleeved with the flame-retardant rubber tube, the flame-retardant rubber tube is relatively soft, and the multi-core cable can be bent according to the characteristics of the multi-core cable and is not hindered by the corrugated pipe, so that the requirement on the installation space is reduced.
Description
Technical Field
The invention relates to the technical field of composite sensors, in particular to a connecting cable of a composite sensor.
Background
The composite sensor generally integrates two or more sensor units for detecting different physical quantities, converts the different physical quantities into electrical signals convenient for measurement, and outputs the measured electrical signals through connecting cables.
Therefore, the connection cables required by the composite sensor are all multi-core cables, in the prior art, the multi-core cables are arranged in the corrugated pipe in a penetrating mode, and the corrugated pipe is fixed on the sensor shell and the multi-core connector through the heat shrinkage pipe. However, it has been observed that the connection strength is determined by the heat shrinkage force of the heat shrinkable tube by the fixing method of the heat shrinkable tube, and the fixing method has low reliability and poor pull-out resistance; moreover, after the heat shrinkable tube is subjected to heat shrinkage, the tightness of a heat shrinkable contact surface is difficult to ensure, so that the protection level of the sensor is reduced; in addition, the corrugated pipe has a large bending radius, so that a large outgoing line installation space is required, and the requirement on the installation space is high.
In view of the above, the present inventors have made extensive studies and research on various defects and inconveniences caused by the structural design of the composite sensor connection cable, and have developed and designed the present invention.
Disclosure of Invention
The invention aims to provide a connecting cable of a composite sensor, which has high reliability, good anti-pulling-off effect, high protection level and small requirement on installation space.
In order to achieve the above purpose, the solution of the invention is:
a connecting cable of a composite sensor comprises a wire fixing seat, wherein one end of the wire fixing seat is fixed on a sensor shell through laser welding, and the other end of the wire fixing seat is provided with a first clamping joint and a first pressing joint; the connector comprises an adapter, a first clamping connector and a second pressing connector, wherein one end of the adapter is provided with the first clamping connector, and the other end of the adapter is provided with the second pressing connector; a multi-core connector; one end of the multi-core cable is connected with the sensor, the other end of the multi-core cable sequentially penetrates through the wire fixing seat and the adaptor and then is connected with the multi-core connector, the multi-core cable is further respectively fixed with the first pressing joint and the second pressing joint in a pressing mode, and the first clamping joint and the first pressing joint are further fixed with the multi-core cable through potting sealant; the flame-retardant rubber tube is sleeved on the multi-core cable, one end of the flame-retardant rubber tube is clamped with the first clamping connector, and the other end of the flame-retardant rubber tube is clamped with the second clamping connector; and the corrugated pipe is sleeved on the multi-core cable, one end of the corrugated pipe is clamped with the adapter, and the other end of the corrugated pipe is clamped with the multi-core connector.
Preferably, first joint head is equipped with first heavy groove and first boss, the one end of fire-retardant rubber tube is equipped with first joint portion and first joint groove, first joint portion interference fit is in first heavy inslot, first boss interference fit is in first joint inslot.
Preferably, the second joint head is equipped with the heavy groove of second and second boss, the other end of fire-retardant rubber tube is equipped with second joint portion and second joint groove, the heavy inslot of second joint portion interference fit in the second, second boss interference fit is in second joint inslot.
Preferably, the first clamping portion and the second clamping portion at two ends of the flame-retardant rubber pipe, and the first clamping groove and the second clamping groove are symmetrically designed.
Preferably, one end of the adaptor is provided with an inner guiding conical surface and an outer guiding conical surface.
Preferably, the outside of the wire fixing seat is provided with a hexagonal prism surface.
After the scheme is adopted, the wire fixing seat is fixed on the sensor through laser welding, the multi-core cable is fixedly connected with the wire fixing seat and the adaptor in a compression joint mode, the flame-retardant rubber tube is connected with the wire fixing seat and the adaptor in a clamping mode, and the corrugated tube is connected with the adaptor and the multi-core connector in a clamping mode; in addition, the first clamping head and the first pressing joint are fixed with the multi-core cable through potting sealant, so that the reliability and the anti-pulling-off effect of the multi-core cable are further improved, the sealing function can be achieved, and the protection grade of the sensor is improved; and the multi-core cable at the outlet of the sensor is sleeved with the flame-retardant rubber tube, the flame-retardant rubber tube is relatively soft, and the multi-core cable can be bent according to the characteristics of the multi-core cable and is not hindered by the corrugated pipe, so that the requirement on the installation space is reduced.
Drawings
FIG. 1 is an exploded view of a preferred embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 3 is a partial cross-sectional view of the preferred embodiment of the present invention;
FIG. 4 is a cross-sectional view of the flame retardant hose in the preferred embodiment of the invention.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 4, a preferred embodiment of a connection cable of a composite sensor according to the present invention includes a wire fixing base 1, one end of the wire fixing base 1 is fixed on a sensor housing by laser welding, and the other end is provided with a first clamping head 11 and a first pressing head 12; one end of the adapter 2 is provided with a second clamping connector 21, and the other end of the adapter 2 is provided with a second pressing connector 22; a multi-core connector 3; one end of the multi-core cable 4 is connected with the sensor, the other end of the multi-core cable 4 sequentially penetrates through the wire fixing seat 1 and the adaptor 2 and then is connected with the multi-core connector 3, the multi-core cable 4 is further respectively fixed with the first pressing joint 12 and the second pressing joint 22 in a pressing mode, and the first clamping joint 11 and the first pressing joint 12 are further fixed with the multi-core cable 4 through potting sealant; the flame-retardant rubber tube 5 is sleeved on the multi-core cable 4, one end of the flame-retardant rubber tube 5 is clamped with the first clamping connector 11, and the other end of the flame-retardant rubber tube 5 is clamped with the second clamping connector 21; and the corrugated pipe 6 is sleeved on the multi-core cable 4, one end of the corrugated pipe 6 is clamped with the adapter 2, and the other end of the corrugated pipe 6 is clamped with the multi-core connector 3.
When the multi-core cable sensor is used, the multi-core cable 4 is connected into the sensor, then the wire fixing seat 1 of the connecting cable is fixed on a sensor shell through laser welding, the sensor and the connecting cable can be assembled into a whole, the sensor with the connecting cable is installed, and the multi-core connector 3 is connected with a detection device.
The invention is characterized in that the wire fixing seat 1 is fixed on the sensor by laser welding, the multi-core cable 4 is fixedly connected with the wire fixing seat 1 and the adaptor 2 by compression, the flame-retardant rubber tube 5 is clamped with the wire fixing seat 1 and the adaptor 2, and the corrugated tube 6 is clamped with the adaptor 2 and the multi-core connector 3; in addition, the first clamping head 11 and the first pressing head 12 are fixed with the multi-core cable 4 through potting sealant, so that the reliability and the anti-pulling-off effect of the multi-core cable are further improved, a sealing effect can be achieved, and the protection grade of the sensor is improved; and, the multi-core cable 4 of sensor department of being qualified for the next round of competitions advances to cup joint fire-retardant rubber tube 5, and fire-retardant rubber tube 5 is comparatively soft, and multi-core cable 4 can be according to self characteristic bending, is not hindered by bellows 6 to the requirement to installation space has been reduced.
In addition, the flame-retardant rubber tube 5 can prevent the normal use of the multi-core cable 4 from being influenced by excessive bending of the multi-core cable 4 or prevent the multi-core cable 4 from being abraded due to friction with surrounding parts, so that the service life of the multi-core cable is shortened.
The first clamping connector 11 is provided with a first sinking groove 111 and a first boss 112, one end of the flame-retardant rubber tube 5 is provided with a first clamping portion 51 and a first clamping groove 52, the first clamping portion 51 is in interference fit in the first sinking groove 111, and the first boss 112 is in interference fit in the first clamping groove 52. Fire-retardant rubber tube 5 is through the interference fit of first joint portion 51 and first heavy groove 111, the interference fit of first boss 112 and first joint groove 52 to realize the joint with first joint 11, the mode that interference fit connects makes fire-retardant rubber tube 5 be the extrusion deformation state, not only can strengthen the tensile effect of taking off, but also can play sealed effect, improves the protection level of sensor.
The second clamping connector 21 is provided with a second sunken groove 211 and a second boss 212, the other end of the flame-retardant rubber tube 5 is provided with a second clamping portion 53 and a second clamping groove 54, the second clamping portion 53 is in interference fit in the second sunken groove 211, and the second boss 212 is in interference fit in the second clamping groove 54. Fire-retardant rubber tube 5 passes through the interference fit of the heavy groove 211 of second joint portion 53 and second, the interference fit of second boss 212 and second joint groove 54 to realize the joint with second joint 21, the mode that interference fit connects makes fire-retardant rubber tube 5 be the extrusion deformation state, not only can strengthen the tensile effect of taking off, but also can play sealed effect, improves the protection level of sensor.
The first clamping portion 51 and the second clamping portion 53, and the first clamping groove 52 and the second clamping groove 54 at the two ends of the flame-retardant rubber hose 5 are symmetrically designed. Therefore, the front part and the rear part do not need to be distinguished during assembly, and the assembly efficiency is improved.
One end of the adaptor 2 is provided with an inner guide cone 23 and an outer guide cone 24. The inner guiding conical surface 23 facilitates the insertion of the multi-core cable 4, and improves the operation convenience during the assembly of the multi-core cable 4; the outer guide conical surface 24 facilitates the insertion of the flame-retardant rubber tube 5, and improves the operation convenience during the assembly of the flame-retardant rubber tube 5.
The outside of the wire fixing seat 1 is provided with a hexagonal prism surface. Because the wire fixing seat 1 is fixed on the sensor shell through laser welding, the hexagonal prism surface is arranged outside the wire fixing seat 1, so that a moment can be applied to the hexagonal prism surface passing through the wire fixing seat 1 through a wrench, the installation of the sensor is facilitated, and the structural arrangement of the sensor can be simplified.
The foregoing description of specific exemplary embodiments of the invention has been presented for the purposes of illustration and description and is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as may be appropriate to those skilled in the art without departing from the scope of the invention.
Claims (6)
1. A composite sensor's connecting cable which characterized in that: the connection cable comprises
One end of the wire fixing seat is fixed on the sensor shell through laser welding, and the other end of the wire fixing seat is provided with a first clamping joint and a first pressing joint;
the connector comprises an adapter, a first clamping connector and a second pressing connector, wherein one end of the adapter is provided with the first clamping connector, and the other end of the adapter is provided with the second pressing connector;
a multi-core connector;
one end of the multi-core cable is connected with the sensor, the other end of the multi-core cable sequentially penetrates through the wire fixing seat and the adaptor and then is connected with the multi-core connector, the multi-core cable is further respectively fixed with the first pressing joint and the second pressing joint in a pressing mode, and the first clamping joint and the first pressing joint are further fixed with the multi-core cable through potting sealant;
the flame-retardant rubber tube is sleeved on the multi-core cable, one end of the flame-retardant rubber tube is clamped with the first clamping connector, and the other end of the flame-retardant rubber tube is clamped with the second clamping connector;
and the corrugated pipe is sleeved on the multi-core cable, one end of the corrugated pipe is clamped with the adapter, and the other end of the corrugated pipe is clamped with the multi-core connector.
2. The connection cable of a composite sensor according to claim 1, wherein: first joint head is equipped with first heavy groove and first boss, the one end of fire-retardant rubber tube is equipped with first joint portion and first joint groove, first joint portion interference fit is in first heavy inslot, first boss interference fit is in first joint inslot.
3. A composite sensor connection cable according to claim 3, wherein: the second joint head is equipped with the heavy groove of second and second boss, the other end of fire-retardant rubber tube is equipped with second joint portion and second joint groove, the heavy inslot of second joint portion interference fit in the second, second boss interference fit is in second joint inslot.
4. A composite sensor connection cable according to claim 3, wherein: the structures of the first clamping portion and the second clamping portion at two ends of the flame-retardant rubber pipe, the first clamping groove and the second clamping groove are symmetrically designed.
5. The connection cable of a composite sensor according to claim 1, wherein: one end of the adapter is provided with an inner guiding conical surface and an outer guiding conical surface.
6. The connection cable of a composite sensor according to claim 1, wherein: and a hexagonal prism surface is arranged outside the wire fixing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210098448.6A CN114498217B (en) | 2022-01-27 | 2022-01-27 | Connection cable of composite sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210098448.6A CN114498217B (en) | 2022-01-27 | 2022-01-27 | Connection cable of composite sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114498217A true CN114498217A (en) | 2022-05-13 |
| CN114498217B CN114498217B (en) | 2023-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210098448.6A Active CN114498217B (en) | 2022-01-27 | 2022-01-27 | Connection cable of composite sensor |
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| CN (1) | CN114498217B (en) |
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| CN215371343U (en) * | 2021-06-03 | 2021-12-31 | 东莞好克五金塑料制品有限公司 | Corrugated pipe structure |
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| CN114498217B (en) | 2023-10-17 |
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