CN2643509Y - Coaxial connector having switch function - Google Patents
Coaxial connector having switch function Download PDFInfo
- Publication number
- CN2643509Y CN2643509Y CNU032771924U CN03277192U CN2643509Y CN 2643509 Y CN2643509 Y CN 2643509Y CN U032771924 U CNU032771924 U CN U032771924U CN 03277192 U CN03277192 U CN 03277192U CN 2643509 Y CN2643509 Y CN 2643509Y
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- conduction element
- insulating part
- coaxial connector
- contact
- conduction
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Abstract
A coaxial connector that has a switching function contains a sleeve, a first insulating part, a second insulating part, a third insulating part, a center conductor and a contact part. The center conductor comprises a first conduction part and a second conduction part. The first conduction part can move axially between a first position and a second position. The coaxial connector moves by the first conduction part between the first position and the second position to realize the switching function; the electrical characteristic of the utility model is improved for the lateral of the dowel joint of the first conduction part and the second conduction part is surrounded by air; besides, the production cost and assembling difficulty can be reduced relatively for the components are less.
Description
Technical field
The utility model relates to a kind of connector, is meant a kind of coaxial connector that is used to switch the WLAN Anneta module especially.
Background technology
The place that has circuit to produce just has the existence of connector, and the function of connector is to serve as the communication bridge between circuit when circuit or signal are blocked, so make electric current smoothly circulation to bring into play predetermined function.So connector is an assembly indispensable in the electronic industry, according to differences such as effective object, frequency, power or environment, connector also has different forms.
As shown in Figure 1, for United States Patent (USP) is announced " COAXIALELECTRICAL CONNECTOR ELEMENT ALSO PROVIDING ASWITCHING FUNCTION (coaxial connector with handoff functionality) " the 2002/0160657th A1 number, the purposes of this connector 1 is that the microwave signal with domestic aerial is sent to exterior aerial.External conductive main body 12, the contact assembly 13, that this connector 1 comprises a center conductor 11, a formation ground contact surrounds the conductivity axle bush 14 of this center conductor 11, the tubulose of an elastically deformable is replied part 15, and one advance main body 16, and this answer part 15 and propelling main body 16 are made by insulating material.
This advances main body 16 axially to move between a switch and a non-switch, when on non-switch, this propelling main body 16 is not passed this conductivity bearing 14, make tubulose reply part 15 and oppositely passed the conducting that contacts with contact 13 of this conductivity axle bush 14, cause this center conductor 11 to electrically conduct via this conductivity axle bush 14 and this contact 13.
As shown in Figure 2, when the position on this switch, when another complementary connector 3 forces an end that is connected in this connector 1, the link of this complementarity connector 3 will be passed this propelling main body 16, and then pass this conductivity axle bush 14 and compressing answer part 15, make this conductivity axle bush 14 relatively away from this contact 13.At this moment, this center conductor 11 is a not on-state with this contact 13, becomes to have only this complementarity connector 3 to electrically conduct with center conductor 11.
By the action of above-mentioned Fig. 1 and Fig. 2, make this connector 1 make the change action of a signal course 11 of this contact 13 and this center conductor 11 or complementary connector 3 and this center conductors.
This connector 1 is to carry out the transmission of main signal with center conductor 11, though and the outside of this center conductor 11 is subjected to replying part 15 and advance the coating of insulating of insulating material such as main body 16.But according to discovering of radio frequency (RF) design principle, the insulation effect of insulating material is poor than air still, therefore the radio frequency of these center conductor 11 conduction still can see through unavoidably and reply part 15 and advance main body 16 to contact and lose with the external conductive main body 12 of ground connection, test according to material object, under the restrictive condition of VSWR＜1.5, the radio frequency of this connector 1 can only reach about 3GHZ, and this is one is worth improved place.
On the other hand, the switching of this connector 1 is the elasticity recovery that relies on this answer part 15, but because the design of this connector 1, make this answer part 15 must have insulating effect concurrently again, therefore force this answer part 15 to have to adopt rubber etc. to be out of shape and the material of tool insulating effect, but the elasticity of rubber material and for environment, for example the adaptive capacity of temperature is neither as metal spring, cause these answer part 15 pushing tow conductivity axle bushes 14 and advance the action of main body 16 to be difficult to really, this class situation particularly often takes place in use for some time.And this connector 1 be dependent on advance main body 16, conductivity axle bush 14, reply numerous assemblies such as part 15 a succession of axially and abrasive action switch, also be to cause the easy fault of handoff functionality, the main cause that can't carry out really.
The utility model content
The purpose of this utility model is for the coaxial connector with handoff functionality that a kind of electrical characteristic is good and failure rate is low is provided.
For achieving the above object, the coaxial connector that the utlity model has handoff functionality comprises sleeve, first, second and third insulating part, center conductor and contact.This sleeve has around axis and defines the perisporium of perforation, and the outer peripheral face of this perisporium has the sidewise hole that is communicated with this perforation.This first and second insulating part is to be located at intervals in this perforation, and matches this perforation is defined closed section, and the extended line of this sidewise hole is arranged in this closed section.The 3rd insulating part be the position in this sidewise hole, this contact is to be located in the 3rd insulating part and to have the conduction terminal that protrudes in this closed section.This center conductor comprises and runs through this first insulator and can slide between the primary importance and the second place, and in closed section, have contact-making surface radially first conduction element, run through this second insulating part and with second conduction element of the first conduction element socket, and place answer part between this first and second conduction element.
First conduction element of this center conductor can move between this primary importance and this second place along this axis.When this primary importance, the conduction terminal of this contact is to contact with the radially contact-making surface of this first conduction element.In this second place, the radially contact-making surface of this first conduction element is relatively away from this contact, and this answer part is compressed by this first conduction element simultaneously.
The utility model has only this first conduction element to do axial motion by this first conduction element axial effect that moves and reach switching signal path between this first and second position at every turn when carrying out change action, need not cooperatively interact by complicated assembly.And the socket place of this first and second conduction element is that the position surrounds in this closed section and by air, thereby good insulating effect and have higher electrical characteristic.
Conclude above-mentioned, the utlity model has the coaxial connector of handoff functionality, since will generally reply part by the outside dislocation of center conductor in the inside of center conductor, make this center conductor in closed section, can borrow air that higher radio frequency insulation is provided, can improve the electrical characteristic of this center conductor.The answer part of this center conductor inside of the utility model dislocation also can not considered insulation requirements simultaneously, directly adopts preferable metal spring of elasticity and life-span.Add that the utility model has only first conduction element of this center conductor to carry out axial motion in handoff procedure, therefore can greatly improve useful life.So, can reach creation purpose of the present utility model really.
Description of drawings
Fig. 1 is that United States Patent (USP) is announced the assembled sectional view of the 2002/0160657th A1 number " COAXIALELECTRICAL CONNECTOR ELEMENT ALSO PROVIDING ASWITCHING FUNCTION (coaxial connector with handoff functionality) ", illustrates that this coaxial connector is that the position is at a non-switch.
Fig. 2 is another kind of assembled sectional view like Fig. 1, illustrates that this coaxial connector is that the position is at a switch.
Fig. 3 is an assembled sectional view, and the preferred embodiment that the coaxial connector that the utlity model has handoff functionality is described is to be positioned at a primary importance.
Fig. 4 is another assembled sectional view of this preferred embodiment, illustrates that this preferred embodiment is positioned at a second place.
Embodiment
Below by most preferred embodiment and accompanying drawing Blast Furnace Top Gas Recovery Turbine Unit (TRT) of the present utility model is elaborated, in the accompanying drawing:
As shown in Figure 3, the preferred embodiment that the utlity model has the coaxial connector 2 of handoff functionality is the Anneta module that is applicable to a WLAN, with the former indoor or outdoors antenna transmission that switches to higher gain (higherogain) in the Anneta module of printed circuit board (PCB) (P.C.B.) that designs.
This coaxial connector 2 comprises: a sleeve 21, one first insulating part 22, one second insulating part 23, one the 3rd insulating part 24, a center conductor 25, and a contact 26.
This sleeve 21 has a perisporium 211 around an axis 6, this perisporium 211 define a perforation 212 and certainly an outer peripheral face 213 of this perisporium 211 have a sidewise hole 214 that is communicated with this perforation 212, the extended line of this sidewise hole 214 is vertical these axis 6.
This first and second insulating part the 22, the 23rd, compartment of terrain closely are arranged in this perforation 212 and should bore a hole with matching and 212 define a closed section 210.An end 215, the three insulating parts 24 that this second insulating part 23 is positioned at this perforation 212 are then closely to be located in the sidewise hole 214.
The length direction of this center conductor 25 is to be parallel to this axis 6, and have one and run through this first insulating part 22 and first conduction element 251, a build-in that can slide along this axis 6 and second conduction element 252 that runs through this second insulating part 23, and an answer part 253 that is arranged at 252 of first conduction element 251 and second conduction elements, this answer part 253 is a compression spring in the present embodiment.
This first conduction element 251 can carry out axial slip along this axis 6 between a primary importance and a second place, and comprising that one stretched into by the leading portion 254 and of these first insulating part, 22 axial support to have in the closed section 210 back segment 255 of contact-making surface 2551 radially, radially contact-making surface 2551 can be by being set directly at the back segment 255 of the diameter of axle greater than leading portion 254 for this.These back segment 255 inside have a storage tank 256 along these axis 6 settings, and this storage tank 256 has an open end 257, to allow successively to insert an end of this answer part 253 and this second conduction element 252.Make when this first conduction element, 251 axial slips during, oppressed this answer part 253 to the second place.
These contact 26 build-ins also are applied in the 3rd insulating part 24, and has a conduction terminal 261 that is stretched in this closed section 210, when this conduction terminal 261 moves axially between this primary importance and this second place along axis 6 at first conduction element 251, can contact or not contact with the radially contact-making surface 2551 of first conduction element 251.
As shown in Figure 3, when this first conduction element 251 was positioned at primary importance, the contact-making surface 2551 of this first conduction element 251 pasted mutually with the conduction terminal of this contact 26 261 and touches.So this contact 26 is to be conducting state with this center conductor 25.
As shown in Figure 4, when the termination 31 of another complementary connector 3 stretches through into the other end 216 of this perforation 212, when moving axially to this second place along this axis 6 to promote this first conduction element 251, this first conduction element 251 slides with respect to this second conduction element 252, makes the radially contact-making surface 2551 of this first conduction element 251 relatively away from the conduction terminal 261 of this contact 26.Answer part 253 in this storage tank 256 is subjected to this first conduction element 251 and this second conduction element 252 is pushed compression simultaneously, and the storage elasticity restoring force.This moment, this contact 26 and this center conductor 25 were not contact and be nonconducting state, but should complementarity connector 3 and this center conductor 25 for being interconnected.
If should be removed by complementarity connector 3, then first conduction element 251 is replied under the elastic restoring force effect of part 253 at this, return back to this primary importance by relative this second conduction element 252 of this second place, and make this center conductor 25 be communicated with again with this contact 26.
The socket place of this first conduction element 251 and this second conduction element 252 be the position in this closed section 210, and filled and any insulating material need not be set by air.Be better than the prerequisite of other insulating material based on the insulation effect of air, the electrical characteristic of this center conductor 25 is to be good than prior art.And the result according to the actual measurement of creator shows that under the condition of VSWR＜1.5, radio frequency of the present utility model can reach 8GHz, is higher than general 3GHZ.
In addition, coaxial connector 2 of the present utility model be see through this first conduction element 251 with respect to this second conduction element 252 this first, axially move and the generation handoff functionality between two positions, that really moves has only this first conduction element 251, need not a plurality of assemblies cooperate simultaneously and can finish change action, and voltage supply is compeled and answer part 253 that return action is provided insulate because of must not considering, therefore can use metal compression spring, elasticity and life-span are all better than ordinary rubber, coaxial connector 2 of the present utility model can be reduced because of frequent to be switched the failure rate that is caused, the useful life of further improving this coaxial connector 2.
Claims (3)
1. coaxial connector with handoff functionality, comprise: sleeve, first insulating part, second insulating part, the 3rd insulating part, an and contact, described sleeve has one and defines a perisporium of boring a hole, the outer peripheral face of described perisporium has the sidewise hole that is communicated with described perforation, described first insulating part and described second insulating part are located in the described perforation separately, and match described perforation is defined a closed section, and the extended line of described sidewise hole is between between described closed section, described the 3rd insulating part is arranged in the described sidewise hole, described contact then is located in described the 3rd insulating part, and have and stretch the conduction terminal that places described closed section, it is characterized in that:
Described coaxial connector with handoff functionality more comprises center conductor, described center conductor comprises first conduction element that is arranged in described first insulating part, be placed through described second insulating part and with second conduction element of the mutual socket of described first conduction element, and answer part, described first conduction element has a radially contact-making surface that is positioned at described closed section, and described answer part then is located between described first conduction element and second conduction element.
2. the coaxial connector with handoff functionality as claimed in claim 1 is characterized in that:
The end that described first conduction element points to described second conduction element has storage tank, and described storage tank can ccontaining described answer part and an end of described second conduction element.
3. the coaxial connector with handoff functionality as claimed in claim 1 is characterized in that:
Described first conduction element is positioned at the radially contact-making surface of described closed section, is to be set directly on the bigger back segment of a diameter of axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032771924U CN2643509Y (en) | 2003-07-22 | 2003-07-22 | Coaxial connector having switch function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032771924U CN2643509Y (en) | 2003-07-22 | 2003-07-22 | Coaxial connector having switch function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2643509Y true CN2643509Y (en) | 2004-09-22 |
Family
ID=34302661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032771924U Expired - Fee Related CN2643509Y (en) | 2003-07-22 | 2003-07-22 | Coaxial connector having switch function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2643509Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984525A (en) * | 2010-10-30 | 2011-03-09 | 中航光电科技股份有限公司 | Short-circuit proof connector |
| CN110465731A (en) * | 2019-07-24 | 2019-11-19 | 深圳市佳士科技股份有限公司 | Bindiny mechanism and welder |
-
2003
- 2003-07-22 CN CNU032771924U patent/CN2643509Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984525A (en) * | 2010-10-30 | 2011-03-09 | 中航光电科技股份有限公司 | Short-circuit proof connector |
| CN101984525B (en) * | 2010-10-30 | 2012-08-29 | 中航光电科技股份有限公司 | Short-circuit proof connector |
| CN110465731A (en) * | 2019-07-24 | 2019-11-19 | 深圳市佳士科技股份有限公司 | Bindiny mechanism and welder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |