CN112864691B - Engineering monitoring device and connector thereof - Google Patents
Engineering monitoring device and connector thereof Download PDFInfo
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- CN112864691B CN112864691B CN202110024314.5A CN202110024314A CN112864691B CN 112864691 B CN112864691 B CN 112864691B CN 202110024314 A CN202110024314 A CN 202110024314A CN 112864691 B CN112864691 B CN 112864691B
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- clamping
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- unlocking
- connector
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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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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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
- H01R13/502—Bases; Cases composed of different pieces
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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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention relates to the field of engineering monitoring, in particular to an engineering monitoring device and a connector thereof, wherein the connector is used for connecting a central lead and an electric connector and comprises an insulating outer cylinder and an elastic clamping component; the elastic clamping assembly comprises a lower jaw ring, an upper jaw ring and a plurality of clamping strips, the lower jaw ring is fixedly arranged, and a plurality of radially extending clamping teeth are arranged on the inner side of the upper jaw ring; the clamping strips are inwards recessed and evenly distributed along the circumferential direction of the lower clamping jaw ring, the upper end of each clamping strip is connected with the upper clamping jaw ring, the lower end of each clamping strip is connected with the lower clamping jaw ring, and the clamping strips rotate upwards from the lower end of each clamping strip and extend to the upper end of each clamping strip along the clockwise direction; a limiting boss is arranged at the middle section of the inner side of each clamping strip; the electric connector is fixedly arranged and positioned at the lower part of an annular space surrounded by the plurality of clamping strips, and a central lead is inserted into the electric connector; the insulating outer cylinder is fixedly sleeved outside the central lead, the outer circumference of the insulating outer cylinder is provided with a clamping groove for inserting the limiting boss, and the insulating outer cylinder is also provided with a plurality of clamping tables; each clamping platform is provided with a limiting groove; the latch hooks in the limit groove.
Description
Technical Field
The invention relates to the field of engineering monitoring, in particular to an engineering monitoring device and a connector thereof.
Background
Engineering monitoring devices need connect outside cable when carrying out the operation, current cable junction mode has the joint, need not to realize the high-speed joint with the help of the instrument, but current joint form relies on latch and the draw-in groove at joint position to carry out the chucking connection to two cables, receive the restriction of work piece machining precision, can have certain gap between latch and the draw-in groove, make and connect back kneck and take place to rock easily, and engineering detection device is field work mostly, easily lead to there being torsion on the connecting wire, lead to the unexpected card of taking off of electric wire very easily when torsion is too big, and rotate and can make this joint formula electric connection structure contact failure, therefore, need an engineering monitoring devices who has reliable cable junction.
Disclosure of Invention
The invention provides an engineering monitoring device and a connector thereof, which aim to solve the problem that the connector of a cable in the existing engineering monitoring device is unreliable in clamping.
The engineering monitoring device and the connector thereof adopt the following technical scheme:
a connector is used for connecting a central lead and an electric connector and comprises an insulating outer cylinder and an elastic clamping assembly; the elastic clamping assembly comprises a lower jaw ring, an upper jaw ring and a clamping strip, the lower jaw ring is fixedly arranged, the upper jaw ring is positioned above the lower jaw ring and is coaxial with the lower jaw ring, and a plurality of clamping teeth extending along the radial direction of the upper jaw ring are arranged on the inner side of the upper jaw ring; the clamping strips are uniformly distributed along the circumferential direction of the lower jaw ring, the upper end of each clamping strip is connected with the upper jaw ring, the lower end of each clamping strip is connected with the lower jaw ring, the clamping strips are inwards recessed and rotate upwards from the lower ends of the clamping strips and clockwise to extend to the upper ends of the clamping strips; a limiting boss is arranged at the middle section of the inner side of each clamping strip; the electric connector is fixedly arranged and positioned at the lower part of an annular space surrounded by the plurality of clamping strips, and a central lead is inserted into the electric connector; the insulating outer cylinder is sleeved outside the central lead and is fixedly connected with the central lead, a clamping groove for inserting the limiting boss is formed in the outer circumference of the insulating outer cylinder, a plurality of clamping tables matched with the clamping teeth are further arranged on the outer circumference of the insulating outer cylinder, and the clamping tables are located above the clamping groove; each clamping platform extends downwards from the initial end of the clamping platform in a counterclockwise rotating way, then extends horizontally and extends upwards to the tail end of the clamping platform, so that a limiting groove is defined at the tail end of the clamping platform; the initial end of each clamping platform is positioned right above the tail end of the adjacent clamping platform; the latch hooks in the limit groove.
Optionally, the connector further comprises an unlocking cylinder and a pressure spring, the unlocking cylinder is sleeved outside the insulating outer cylinder, an upper ratchet ring is arranged on the inner wall of the unlocking cylinder, a lower ratchet ring is arranged on the outer circumference of the insulating outer cylinder and above the clamping table, and the upper ratchet ring is matched with the lower ratchet ring under the action of the pressure spring, so that the unlocking cylinder can only rotate clockwise relative to the insulating outer cylinder; the inner wall of the unlocking barrel is also provided with an unlocking groove which vertically extends, the outer circumference of the upper ring of the clamping jaw is provided with an unlocking boss matched with the unlocking groove, and when the insulating outer barrel moves downwards, the unlocking boss moves upwards along the unlocking groove relatively.
Optionally, the central conductor comprises an upper central conductor, an upper insulating inner layer, an upper shielding layer and an upper insulating shell, the upper central conductor, the upper insulating inner layer, the upper shielding layer and the upper insulating shell are sequentially arranged from inside to outside, the lower ends of the upper insulating inner layer and the upper shielding layer are flush, and the lower end of the upper central conductor extends out of the upper insulating inner layer and the upper shielding layer; the electric connector comprises a lower central conductor, a lower insulating inner layer, a lower shielding layer and a lower insulating outer layer, wherein the lower central conductor, the lower insulating inner layer, the lower shielding layer and the lower insulating outer layer are sequentially arranged from inside to outside, the lower central conductor is of a hollow structure, the upper end of the lower central conductor is flush with the upper end of the lower insulating inner layer, the upper central conductor is inserted into the lower central conductor when the upper insulating inner layer is in contact with the lower insulating inner layer, the upper shielding layer is communicated with the lower shielding layer, and electric connection is completed.
Optionally, the upper ends of the lower shielding layer and the lower insulating outer layer are flush and higher than the lower insulating inner layer; the diameter of the lower insulating inner layer is larger than that of the upper shielding layer, and the outer circumference of the lower end of the upper shielding layer and the inner wall of the upper end of the lower shielding layer are both provided with ball head protrusions, so that when the upper insulating inner layer is in contact with the lower insulating inner layer, the ball head protrusions of the upper shielding layer and the lower shielding layer are in contact, and communication is achieved.
Optionally, the lower end of the upper insulating shell is provided with an upper pressure spring mounting ring, the pressure spring is sleeved on the insulating outer cylinder and is located between the upper pressure spring mounting ring and the upper ratchet ring.
Optionally, a guide groove is formed in the lower portion of the inner wall of the unlocking cylinder, the upper end of the guide groove is communicated with the lower end of the unlocking groove, and the lower end of the guide groove is communicated with the lower end of the inner wall of the unlocking cylinder in a whole circle, so that the unlocking boss enters the unlocking groove along the guide groove.
An engineering monitoring device comprises a detection device, an operation panel, a central lead, an electric connector, a sensor and a connector, wherein the operation panel is arranged above the detection device, and handles convenient to lift and place are arranged on two sides of the operation panel; the lower end of the electric connector is electrically connected with the interior of the detection device; one end of the central lead is connected with the sensor, and the other end of the central lead is connected with the electric connector through the connector.
Optionally, the outer circumference of the unlocking barrel is provided with a sealing ring to form a seal with the operation panel after the connector is installed.
The invention has the beneficial effects that: the connector adopted by the engineering monitoring device can complete the electric connection of the central lead and the unlocking head only by inserting the assembled central lead, the insulating outer cylinder and the unlocking cylinder into the elastic clamping assembly fixed on the operation panel, and the operation is simple; after the insulating outer cylinder is clamped with the elastic clamping component, as the clamping strip only recovers part of deformation, a certain pretightening force exists between the insulating outer cylinder and the elastic clamping component under the action of the characteristics of the clamping strip, the connection is reliable, and the precision requirement on a machined part is not high; the cooperation of latch and spacing groove, when making the central conductor take place the torsion of clockwise, the ka tai on the insulating urceolus drives the latch and follows clockwise pivoted in, make the latch further compress tightly the ka tai, and when the central conductor takes place the torsion of anticlockwise, the ka tai on the insulating urceolus makes the latch remove along ka tai upper surface, the latch rotates along clockwise for the ka tai and breaks away from the back with the ka tai, with adjacent ka tai cooperation, no matter the torsion of which direction takes place for the central conductor can not lead to the fact the connection failure, avoid engineering monitoring device cable pine to take off in removing the use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a detection device according to an embodiment of the present disclosure;
FIG. 2 is a schematic diagram of an overall structure of an embodiment of an engineering monitoring device according to the present invention;
FIG. 3 is an exploded view of the overall structure of a connector according to the present invention;
FIG. 4 is an exploded cross-sectional view of the overall construction of one embodiment of a connector of the present invention;
FIG. 5 is a cross-sectional view of the overall construction of one embodiment of a connector of the present invention;
FIG. 6 is a schematic diagram illustrating a state of a limiting protrusion engaging with a slot in an embodiment of a connector according to the invention;
FIG. 7 is a schematic diagram of an embodiment of a connector according to the present invention, showing a state in which a limiting projection is about to engage with a slot;
FIG. 8 is a schematic rear sectional view of a center conductor, an insulating outer barrel and an unlocking barrel in an embodiment of a connector according to the present invention;
FIG. 9 is a schematic half-sectional view of an elastic clamping assembly and an unlocking head in an embodiment of a connector according to the present invention;
FIG. 10 is a schematic sectional view of the rear end of the insulating outer barrel and the upper insulating housing in the embodiment of the connector of the present invention;
FIG. 11 is a diagram of a spring clip assembly in an embodiment of a connector according to the present invention;
FIG. 12 is a cross-sectional view of an unlocking barrel in an embodiment of a connector of the present invention;
FIG. 13 is a schematic structural view of an embodiment of a connector according to the present invention after the insulative outer barrel and the upper insulative housing are assembled;
FIG. 14 is an enlarged view taken at A in FIG. 13;
in the figure: 1. a detection device; 11. a handle; 12. an operation panel; 2. a connector; 4. a sensor; 21. a center conductor; 211. an upper center conductor; 212. an upper insulating inner layer; 213. an upper shield layer; 22. an upper insulating housing; 221. a ring is arranged on the pressure spring; 23. an insulating outer cylinder; 231. a lower ratchet ring; 232. clamping a platform; 233. a card slot; 24. a pressure spring; 25. an unlocking barrel; 251. an upper ratchet ring; 252. unlocking the groove; 253. a seal ring; 254. a guide groove; 26. an elastic clamping component; 261. the claws are used for ring fitting; 262. a claw lower ring; 263. clamping the strip; 264. clamping teeth; 265. unlocking the boss; 266. a limiting boss; 27. an electrical connector; 271. a lower center conductor; 272. a lower insulating inner layer; 273. a lower shield layer; 274. a lower insulating outer layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An embodiment of a connector 2 of the present invention, for connecting a center conductor 21 and an electrical connector 27, as shown in fig. 3 to 14, includes an insulating outer cylinder 23, an elastic clamping assembly 26;
the elastic clamping assembly 26 comprises a jaw lower ring 262, a jaw upper ring 261 and a clamping strip 263, wherein the jaw lower ring 262 is fixedly arranged, the jaw upper ring 261 is positioned above the jaw lower ring 262 and is coaxial with the jaw lower ring 262, and a plurality of clamping teeth 264 radially extending along the jaw upper ring 261 are arranged on the inner side of the jaw upper ring 261; the clamping strips 263 are uniformly distributed along the circumferential direction of the jaw lower ring 262, the upper end of each clamping strip 263 is connected with the jaw upper ring 261, the lower end of each clamping strip 263 is connected with the jaw lower ring 262, and the clamping strips 263 are inwards recessed and rotatably extend to the upper ends of the clamping strips from the lower ends of the clamping strips upwards and clockwise; the middle section of the inner side of each clamping strip 263 is provided with a limiting boss 266.
The electrical connector 27 is fixedly disposed and located at a lower portion of an annular space surrounded by the plurality of locking strips 263, and the central lead 21 is inserted into the electrical connector 27.
The insulating outer cylinder 23 is sleeved outside the central lead 21 and is fixedly connected with the central lead 21, a clamping groove 233 for inserting the limiting boss 266 is arranged on the outer circumference of the insulating outer cylinder 23, a plurality of clamping platforms 232 matched with the clamping teeth 264 are further arranged on the outer circumference of the insulating outer cylinder 23, and the clamping platforms 232 are located above the clamping groove 233; each of the catches 232 extends downward and counterclockwise rotationally from an initial end thereof, then extends horizontally, and extends upward to a distal end thereof to define a stopper groove at the distal end thereof; the initial end of each clamping platform 232 is positioned right above the end of the adjacent clamping platform 232; the latch 264 is hooked to the stopper groove.
The insulating outer cylinder 23 drives the central conductor 21 to move downwards and insert into the inner sides of the clamping strips 263, when the insulating outer cylinder 23 moves downwards, the lower end of the insulating outer cylinder 23 extrudes the limiting boss 266 to enable the clamping strips 263 to protrude outwards, so that the clamping strips 263 extend in the vertical direction and the clamping jaw upper ring 261 rotates clockwise; with the pushing of the insulating outer cylinder 23, the latch 264 abuts against the lower side surface of the clamping table 232, and when the insulating outer cylinder 23 continues to move downwards, the insulating outer cylinder 23 is caused to rotate in the counterclockwise direction, so that the latch 264 moves upwards relative to the lower side surface of the clamping table 232 to be above the adjacent clamping table 232; the electric connector 27 is inserted into the lower end of the central lead 21 to complete electric connection, the limiting boss 266 falls into the clamping groove 233, meanwhile, the insulating outer cylinder 23 is rotated anticlockwise, the recovery part of the clamping strip 263 contracts, and the recovery part of the clamping strip 263 contracts to drive the clamping tooth 264 to move downwards and fall into the limiting groove to complete clamping.
In this embodiment, the connector 2 further includes an unlocking cylinder 25 and a pressure spring 24, the unlocking cylinder 25 is sleeved outside the insulating outer cylinder 23, an upper ratchet ring 251 is disposed on an inner wall of the unlocking cylinder 25, a lower ratchet ring 231 is disposed on an outer circumference of the insulating outer cylinder 23 and above the locking platform 232, and the upper ratchet ring 251 is matched with the lower ratchet ring 231 under the action of the pressure spring 24, so that the unlocking cylinder 25 can only rotate clockwise relative to the insulating outer cylinder 23; the inner wall of the unlocking cylinder 25 is also provided with an unlocking groove 252 extending vertically, the outer circumference of the claw upper ring 261 is provided with an unlocking boss 265 matched with the unlocking groove 252, so that when the insulating outer cylinder 23 moves downwards, the unlocking boss 265 moves upwards relatively along the unlocking groove 252; when the clamping strip 263 deforms and extends to cause the claw upper ring 261 to rotate clockwise, the unlocking cylinder 25 is driven to rotate synchronously, and when the clamping strip 263 restores partial deformation to cause the claw upper ring 261 to rotate anticlockwise, the unlocking cylinder 25 and the insulating outer cylinder 23 are driven to rotate synchronously, so that the clamping teeth 264 fall into the limiting grooves downwards; during unlocking, the unlocking cylinder 25 is pulled upwards, so that after the upper ratchet ring 251 is disengaged from the lower ratchet ring 231, the unlocking cylinder 25 is rotated anticlockwise, the unlocking cylinder 25 drives the claw upper ring 261 and the insulating outer cylinder 23 to rotate anticlockwise, the clamping strip 263 deforms to extend in the axial direction, and the clamping tooth 264 moves upwards to be disengaged from the limiting groove; the unlocking cylinder 25 is rotated anticlockwise, the insulating outer cylinder 23 is rotated clockwise or the insulating outer cylinder 23 is fixed, the latch 264 is completely separated from the clamping table 232, the unlocking cylinder 25 and the insulating outer cylinder 23 are synchronously rotated clockwise after the sound that the latch 264 is separated from the clamping table 232 is heard, the latch 264 is prevented from being matched with the clamping table 232 again, the unlocking cylinder 25 drives the jaw upper ring 261 to rotate clockwise, the clamping strip 263 deforms and extends to the limiting boss 266 to be separated from the clamping groove 233, the unlocking cylinder 25, the insulating outer cylinder 23 and the central lead 21 can be pulled upwards, and the central lead 21 is separated from the electric connector 27.
In this embodiment, the central conductor 21 includes an upper central conductor 211, an upper insulating inner layer 212, an upper shielding layer 213, and an upper insulating outer shell 22, where the upper central conductor 211, the upper insulating inner layer 212, the upper shielding layer 213, and the upper insulating outer shell 22 are sequentially disposed from inside to outside, lower ends of the upper insulating inner layer 212 and the upper shielding layer 213 are flush, and a lower end of the upper central conductor 211 extends out of the upper insulating inner layer 212 and the upper shielding layer 213; the electrical connector 27 includes a lower central conductor 271, a lower insulating inner layer 272, a lower shielding layer 273, and a lower insulating outer layer 274, the lower central conductor 271, the lower insulating inner layer 272, the lower shielding layer 273, and the lower insulating outer layer 274 are sequentially disposed from inside to outside, and the lower central conductor 271 is a hollow structure, and the upper end of the lower central conductor is flush with the upper end of the lower insulating inner layer 272, so that when the upper insulating inner layer 212 contacts with the lower insulating inner layer 272, the upper central conductor 211 is inserted into the lower central conductor 271, and the upper shielding layer 213 is communicated with the lower shielding layer 273, thereby completing electrical connection.
In this embodiment, the lower shield layer 273 is flush with the upper end of the lower insulating outer layer 274 and is higher than the lower insulating inner layer 272; the diameter of the lower insulating inner layer 272 is greater than that of the upper shielding layer 213, and the outer circumference of the lower end of the upper shielding layer 213 and the inner wall of the upper end of the lower shielding layer 273 are both provided with bulb protrusions, so that when the upper insulating inner layer 212 contacts with the lower insulating inner layer 272, the bulb protrusions of the upper shielding layer 213 and the lower shielding layer 273 contact to realize communication.
In this embodiment, the lower end of the upper insulating casing 22 is provided with a compression spring upper mounting ring 221, and the compression spring 24 is sleeved on the insulating outer cylinder 23 and is located between the compression spring upper mounting ring 221 and the upper ratchet ring 251.
In this embodiment, the lower portion of the inner wall of the unlocking cylinder 25 is provided with a guide groove 254, the upper end of the guide groove 254 is communicated with the lower end of the unlocking groove 252, and the lower end is communicated with the lower end of the inner wall of the unlocking cylinder 25 in a whole circle, so that the unlocking boss 265 can enter the unlocking groove 252 along the guide groove 254 no matter from which direction the unlocking cylinder 25 enters.
An embodiment of the engineering monitoring device of the present invention, as shown in fig. 1 to 2, includes a detection device 1, an operation panel 12, a central wire 21, an electrical connector 27, a sensor 4, and a connector 2, wherein the operation panel 12 is disposed above the detection device 1, and handles 11 for easy lifting and placing are disposed on two sides of the operation panel; the lower jaw ring 262 and the lower end of the electric connector 27 are both arranged on the operation panel 12, and the lower end of the electric connector 27 is electrically connected with the inside of the detection device 1; the center wire 21 has one end connected to the sensor 4 and the other end connected to an electrical connector 27 via a connector 2.
In the present embodiment, the outer circumference of the lock release cylinder 25 is provided with a seal ring 253 to form a seal with the operation panel 12 after the connector 2 is mounted.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A connector for connecting a center conductor to an electrical connector, comprising: comprises an insulating outer cylinder and an elastic clamping component; the elastic clamping assembly comprises a lower jaw ring, an upper jaw ring and a clamping strip, the lower jaw ring is fixedly arranged, the upper jaw ring is positioned above the lower jaw ring and is coaxial with the lower jaw ring, and a plurality of clamping teeth extending along the radial direction of the upper jaw ring are arranged on the inner side of the upper jaw ring; the clamping strips are uniformly distributed along the circumferential direction of the lower jaw ring, the upper end of each clamping strip is connected with the upper jaw ring, the lower end of each clamping strip is connected with the lower jaw ring, the clamping strips are inwards recessed and rotate upwards from the lower ends of the clamping strips and clockwise to extend to the upper ends of the clamping strips; a limiting boss is arranged at the middle section of the inner side of each clamping strip; the electric connector is fixedly arranged and positioned at the lower part of an annular space surrounded by the plurality of clamping strips, and a central lead is inserted into the electric connector; the insulating outer cylinder is sleeved outside the central lead and is fixedly connected with the central lead, a clamping groove for inserting the limiting boss is formed in the outer circumference of the insulating outer cylinder, a plurality of clamping tables matched with the clamping teeth are further arranged on the outer circumference of the insulating outer cylinder, and the clamping tables are located above the clamping groove; each clamping platform extends downwards from the initial end of the clamping platform in a rotating way along the anticlockwise direction, then extends horizontally, and extends upwards to the tail end of the clamping platform so as to limit a limiting groove at the tail end of the clamping platform; the initial end of each clamping platform is positioned right above the tail end of the adjacent clamping platform; the latch hooks in the limit groove.
2. A connector according to claim 1, wherein: the unlocking cylinder is sleeved outside the insulating outer cylinder, an upper ratchet ring is arranged on the inner wall of the unlocking cylinder, a lower ratchet ring is arranged on the outer circumference of the insulating outer cylinder and above the clamping table, and the upper ratchet ring is matched with the lower ratchet ring under the action of the pressure spring, so that the unlocking cylinder can only rotate clockwise relative to the insulating outer cylinder; the inner wall of the unlocking barrel is also provided with an unlocking groove which vertically extends, the outer circumference of the upper ring of the clamping jaw is provided with an unlocking boss matched with the unlocking groove, and when the insulating outer barrel moves downwards, the unlocking boss moves upwards along the unlocking groove relatively.
3. A connector according to claim 1, wherein: the central conductor comprises an upper central conductor, an upper insulating inner layer, an upper shielding layer and an upper insulating shell, wherein the upper central conductor, the upper insulating inner layer, the upper shielding layer and the upper insulating shell are sequentially arranged from inside to outside, the lower ends of the upper insulating inner layer and the upper shielding layer are flush, and the lower end of the upper central conductor extends out of the upper insulating inner layer and the upper shielding layer; the electric connector comprises a lower central conductor, a lower insulating inner layer, a lower shielding layer and a lower insulating outer layer, wherein the lower central conductor, the lower insulating inner layer, the lower shielding layer and the lower insulating outer layer are sequentially arranged from inside to outside, the lower central conductor is of a hollow structure, the upper end of the lower central conductor is flush with the upper end of the lower insulating inner layer, the upper central conductor is inserted into the lower central conductor when the upper insulating inner layer is in contact with the lower insulating inner layer, the upper shielding layer is communicated with the lower shielding layer, and electric connection is completed.
4. A connector according to claim 3, wherein: the upper ends of the lower shielding layer and the lower insulating outer layer are flush and higher than the lower insulating inner layer; the diameter of the lower insulating inner layer is larger than that of the upper shielding layer, and the outer circumference of the lower end of the upper shielding layer and the inner wall of the upper end of the lower shielding layer are both provided with ball head protrusions, so that when the upper insulating inner layer is in contact with the lower insulating inner layer, the ball head protrusions of the upper shielding layer and the lower shielding layer are in contact, and communication is achieved.
5. A connector according to claim 3, wherein: the lower end of the upper insulating shell is provided with a pressure spring upper mounting ring, the pressure spring is sleeved on the insulating outer cylinder and is positioned between the pressure spring upper mounting ring and the upper ratchet ring.
6. A connector according to claim 2, wherein: the lower part of the inner wall of the unlocking barrel is provided with a guide groove, the upper end of the guide groove is communicated with the lower end of the unlocking groove, and the lower end of the guide groove is communicated with the lower end of the inner wall of the unlocking barrel in a whole circle, so that the unlocking boss enters the unlocking groove along the guide groove.
7. An engineering monitoring device, its characterized in that: the connector comprises a detection device, an operation panel, a central lead, an electric connector, a sensor and the connector of any one of claims 1 to 6, wherein the operation panel is arranged above the detection device, and handles convenient to lift and place are arranged on two sides of the operation panel; the lower end of the electric connector is electrically connected with the interior of the detection device; one end of the central lead is connected with the sensor, and the other end of the central lead is connected with the electric connector through the connector.
8. An engineering monitoring device according to claim 7, characterized in that: and a sealing ring is arranged on the outer circumference of the unlocking barrel so as to form sealing with the operation panel after the connector is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110024314.5A CN112864691B (en) | 2021-01-08 | 2021-01-08 | Engineering monitoring device and connector thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110024314.5A CN112864691B (en) | 2021-01-08 | 2021-01-08 | Engineering monitoring device and connector thereof |
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| CN112864691A CN112864691A (en) | 2021-05-28 |
| CN112864691B true CN112864691B (en) | 2022-05-03 |
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| CN204720678U (en) * | 2015-07-13 | 2015-10-21 | 四川华丰企业集团有限公司 | Three coaxial connector |
| JP2018160393A (en) * | 2017-03-23 | 2018-10-11 | ヒロセ電機株式会社 | Electric connector |
| CN108682988A (en) * | 2018-06-20 | 2018-10-19 | 嘉兴市盛央电气有限公司 | Electromagnetic compatibility formula cable locking connector |
| CN109004471A (en) * | 2018-07-16 | 2018-12-14 | 核工业理化工程研究院 | Glove box fast insert-pull high-pressure penetration |
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