CN208078297U - BNC quick disconnecting joints - Google Patents

Abstract

The utility model discloses a kind of BNC quick disconnecting joints comprising a shell, it includes：One accommodating space, a button pass through hole；One pressing piece, it includes：One button, a plurality of slope baffles；One the first connecting pieces of BNC, it includes：A plurality of grooves all include an entrance；One bearing seat；A plurality of elastic components.The pressing piece, first connecting pieces of BNC, the bearing seat, a plurality of elastic components are all set in the accommodating space, and one end of any of a plurality of elastic components elastic component is all fixed on the pressing piece and the other end is all fixed on the shell；When the button is not pressed, a plurality of resilient element urges pressing piece so that a plurality of slope baffles can block a plurality of channel inlets；And when the button is pressed, which mutually staggers with a plurality of channel inlets.

Description

BNC quick disconnecting joints

Technical field

The utility model is related to a kind of BNC connector, it is espespecially a kind of can be with the BNC connector of Quick-connection/disjunction.

Background technology

As shown in Figure 10, it is generally used for the probe connector of oscillograph or logic analyser, with oscillograph or logic analysis When the BNC connector connection that instrument is provided, needing could be by the spy after enclosing the knob about 1/4 on the probe connector Stick connector and the BNC connector link, likewise, in disjunction, also need by after about 1/4 circle of knob negative direction rotation could incite somebody to action The probe connector is disconnected with the BNC connector.Since the probe connector and its knob have comparable width, works as and need to measure When multiple signals, multiple BNC connectors that oscillograph or logic analyser are provided must have comparable distance to each other, otherwise exist Connection or when one probe connector of disjunction may accidentally touch other probes, to influence because rotating the knob of the probe connector To the connection or operation of related probe；Simultaneously as needing turning knob in connection/disjunction, also result in some uses not Just, especially when using multiple probes.

Utility model content

To solve the missing when BNC connector that existing probe and oscillograph or logic analyser are provided links and deficiency, The main purpose of the utility model is to provide a kind of mode of connection being not required to knob, link directly in a manner of plug/unplug/point The BNC connector to break on the oscillograph or logic analyser；The utility model is because reducing the width of probe connector and avoiding rotation The action of button, therefore the problem of accidentally touching other probes is greatly reduced, and the side because using direct plug/unplug probe connector Formula so that the action of probe connector connection/disjunction BNC connector becomes simply and readily to can reach the creation mesh of the utility model 's.

The utility model is solves the problems, such as BNC quick disconnecting joints that prior art is proposed comprising：

One shell, it includes：

One accommodating space；

One button pass through hole；

One pressing piece, it includes：

One button；And

A plurality of slope baffles；

One the first connecting pieces of BNC, it includes：

A plurality of grooves all include an entrance；

One bearing seat, to fix first connecting pieces of BNC；

A plurality of elastic components；

Wherein, the pressing piece, first connecting pieces of BNC, the bearing seat, a plurality of elastic components are all set to the accommodating sky In, and the first connecting pieces of BNC system is set between the pressing piece and the bearing seat；The bearing seat system be fixedly arranged on the shell it Inside；The first connecting pieces of BNC system is fixedly arranged between the pressing piece and the bearing seat；Any of a plurality of elastic components elasticity The pressing piece is all fixed in one end of part and the other end is all fixed on the shell；Wherein, when the button is not pressed, the plural number A elastic component bullet pushes away the pressing piece so that the button is protruded from across the button pass through hole except the shell, and a plurality of slopes Baffle can block a plurality of channel inlets so that a plurality of coupling members of external second connecting pieces of BNC cannot be introduced into Or a plurality of grooves can not be left；And when the button is pressed, a plurality of slope baffles and a plurality of channel inlets It mutually staggers so that a plurality of coupling members of external second connecting pieces of BNC get enter into or leave a plurality of grooves. To sum up, the utility model can simply readily directly plug/unplug links/disjunction BNC connector, has reached the creation of the utility model Purpose.

Description of the drawings

The stereoscopic figure of Fig. 1 systems the utility model preferred embodiment.

The stereogram exploded view of Fig. 2 systems the utility model preferred embodiment.

Another stereogram exploded view of Fig. 3 systems the utility model preferred embodiment.

Partial appearance stereogram when Fig. 4 systems the utility model preferred embodiment button is not pressed.

Sectional view containing elastic component when Fig. 5 systems the utility model preferred embodiment button is not pressed.

Sectional view containing groove when Fig. 6 systems the utility model preferred embodiment button is not pressed.

A sectional views containing groove when Fig. 7 systems the utility model preferred embodiment button is not pressed.

Sectional view containing groove when Fig. 8 systems the utility model preferred embodiment button is pressed.

B sectional views containing groove when Fig. 9 systems the utility model preferred embodiment button is pressed.

The general BNC connector of Figure 10 systems.

Specific implementation mode

For the technical characteristics of the utility model and practical effect can be understood in detail, and can come according to utility model content real It is existing, hereby further it is described in detail as after with preferred embodiment as indicated in the drawings：

The appearance system of the preferred embodiment of BNC quick disconnecting joints provided by the utility model is as shown in Figure 1, wherein BNC is fast It includes a shell 2 and a concentric conductor chaining part 28 to disconnect head, which includes a upper shell 21 and a lower housing 22, is somebody's turn to do An accommodating space is formed after upper shell 21 and the opposite combination of lower housing 22, the centre of the shell 2 has a separator bar 25, the separation Line 25 is formed by section and the accommodating space is divided into a front end area 23 and a back-end region 24 along the axial direction of shell 2, The front end area 23 and second connecting pieces of BNC, 90 system be interconnected in a manner of plug/unplug along the direction of an axis 26/point Disconnected, wherein second connecting pieces of BNC 90 tool, should in the front end area 23 to the solid lock in connection there are two convex block 91 is linked The usually system of the second connecting pieces of BNC 90 is set to the surface of an electronic instrument, such as surface of an oscillograph or a logic analyser.It should Concentric conductor chaining part 28 links the shell 2 and a concentric conductor 27.

Such as Fig. 2 and Fig. 3 institutes of stereogram exploded view system of the preferred embodiment of BNC quick disconnecting joints provided by the utility model Show, above-mentioned upper shell 21 is the shell of an arc hollow, and there is a button pass through hole 211 to lie in the housing forward end region 23 and run through one First upper surface 216, two connection clips 212 lie in the housing forward end region 23 and are protruded outward by the lower edge of the upper shell 21, is plural A fixing threaded hole column 213 is located at the inside of first upper surface 216 of 21 back-end region 24 of upper shell, one first front surface 214 systems are located at the housing forward end region 23, one first convex surface 215 is projected on the outside and one first of first front surface 214 217 system of rear surface is located at the housing rear end region 24.

Above-mentioned lower housing 22 is the shell of an arc hollow, has a plurality of fixed hole posts 221 in the lower housing rear end region The inside of one second lower surface 227 is run through and is raised in domain 24, a plurality of support chips 222 are protruded in the lower housing back-end region 24 In the insides of two the second opposite side surfaces 228, a plurality of fixed columns 223 the lower housing back-end region 24 be raised in this The inside of two lower surfaces 227 is simultaneously adjacent to the front end area 23, two basic change hole 224 through one of the lower housing front end area 23 Second front surface 22A, one second convex surface 22B systems are projected on the outside of second front surface 22A, a plurality of pin through-holes 225 pass through Wear second convex surface 22B, one second rear surface 229 is located at the lower housing back-end region 24 and a plurality of fixed screws 226 are each It is not combined with the fixing threaded hole column 213 of the upper shell via the fixation hole post 221 and fixes the upper shell 21 and the lower housing 22；Separately The outer two basic change hole 224 can be fastened with a plurality of connection clips 212 of the upper shell, with further fix the upper shell 21 and The lower housing 22.Wherein the first rear surface 217 of the upper shell, the second rear surface 229 of the lower housing and the concentric conductor chain Fitting 28 is combined to link the shell 2 and the concentric conductor 27.

BNC quick disconnecting joints further include in the accommodating space that the upper shell 21 and the lower housing 22 are formed：One presses Casting die 11, BNC first connecting pieces 12,15 bearing seat of a bearing seat 13, a circuit board 14 and a plurality of elastic components.

Above-mentioned pressing piece 11 includes that pressing piece ontology 114, a button 111 for an arc hollow is projected on the pressing piece ontology On the outside of one of 114 upper surfaces, two slope baffles 112 be set to inside on the lower side in front of the two side of the pressing piece ontology 114, And a plurality of elastic force fix the outside that convex block 113 is set to the two side lower middle of the pressing piece ontology 114；Wherein this is pressed 111 system of button passes through the button pass through hole 211 of the upper shell when casting die 11 is combined with the upper shell 21.

The first connecting pieces of above-mentioned BNC 12 further include the linking part 125 of a tubular, a column BNC central contacts end 122, two basic change groove 121,123 and one bonding pad 124 of a plurality of first mounting holes, the wherein linking part 125 of the tubular with 124 system of bonding pad is along the direction secure bond in the two axle center, and 122 system of column BNC central contacts end is along the axle center Direction, which is set to the shaft core position of the link portions 125 and penetrates through the link portions 125 and the bonding pad 12 and extend, protrudes from this Except bonding pad 124, which is located at position on the lower side in front of the both sides of the linking part 125, this plurality of the One mounting hole 123 is through the bonding pad 124.

Above-mentioned bearing seat 13, including an arc hollow matrix 136, plural metal pins 131 along the matrix 136 axle center Direction is arranged at intervals at the outside of the two side of the arc hollow matrix 136 through the matrix 136, a plurality of ribs 132, one holds Seat back plate 133 is carried to be fixedly arranged on one of the matrix 136 rear end and there is a plurality of second mounting holes 134 and a plurality of combination spiral shells Silk 135.Wherein a plurality of combination screws 135 can pass through individually second mounting hole 134 and first connecting pieces of BNC 12 this is multiple Several first mounting holes 123 fix first connecting pieces of BNC 12 and the bearing seat 13 to combine.When the upper shell 21 and the lower casing After 22 secure bond of body, which is set on the inside of 23 second lower surface 227 of lower housing front end area, and 12 system of the first connecting pieces of above-mentioned BNC is coated on the pressing piece 11 and the bearing seat 13 and one of is formed in accommodating space.

Foregoing circuit plate 14 includes a plurality of third mounting holes 141, wherein above-mentioned a plurality of fixed screws 226 do not pass through A plurality of third mounting holes 141, with the secure bond upper shell 21, the circuit board 14 and the lower housing 22 simultaneously.The circuit 14 system of plate is arranged in the back-end region 24, and is support by a plurality of support chips 222 of the lower housing 22, and is answered by this The blocking of several fixed columns 223 fixes it.The circuit board 14 is electrically connected first connecting pieces of BNC 12 and the concentric conductor chaining part 28.The circuit board 14 is further electrically connected a plurality of metal pins 131.

In the preferred embodiment of BNC quick disconnecting joints provided by the utility model when the button 111 of the pressing piece be not by Sectional view system when pressing is as shown in Figures 4 to 7, and wherein Fig. 4 shows that two 112 systems of slope baffle of the pressing piece keep off at this The inlet of the two basic change groove 121 of the first connecting pieces of BNC, wherein Fig. 5 show a sectional view for including elastic component 15, wherein Fig. 6 shows that a sectional view for including groove 121, wherein Fig. 7 show the A sectional views for prolonging axis direction.Above-mentioned a plurality of elastic components 15 be the strip object with elastic force, hollow metal spring or plastics spring as.Wherein a plurality of elastic components 15 One end system be solidly set on the pressing piece the fixation convex block 113 lower end, a plurality of elastic components 15 simultaneously individually pass through the carrying The gap of the rib 132 of seat interval setting and be restricted to the of the side wall of the bearing seat 13, the rib 132 and the lower housing Between the inside of two side surfaces 228, the other end of a plurality of elastic components 15 is then resisted against the second lower surface 227 of the lower housing Inside.After the upper shell 21 and 22 secure bond of lower housing, which is in a shape compressed State, thus a plurality of elastic components 15 apply elastic force the pressing piece elastic force fix convex block 113 on, the pressing piece 11 then by bullet to The button 111 of the upper shell 21 and the pressing piece passes through 211 processus aboralis of button pass through hole of the upper shell for the first of the upper shell The outside of upper surface 217,112 system of the two of the pressing piece 11 slope baffle gear is in two of first connecting pieces of BNC knots at this time The inlet of groove 121 is closed, therefore the convex block 91 of the second connecting pieces of above-mentioned BNC 90 just cannot enter or cannot leave the BNC first The two basic change groove 121 of connecting piece.

Button 111 in the preferred embodiment of BNC quick disconnecting joints provided by the utility model when the pressing piece is pressed When sectional view system as shown in Fig. 8 to Fig. 9, wherein Fig. 8 shows two 112 systems of slope baffle of the pressing piece and the BNC first The inlet of the two basic change groove 121 of connecting piece mutually staggers, and wherein Fig. 9 shows the B sectional views for prolonging axis direction.When this is pressed When button 111 is pressed, two 112 systems of slope baffle of the pressing piece 11 are pushed to the lower housing 22, therefore the two of the pressing piece 11 A slope baffle 112 and the inlet of the two basic change groove 121 of first connecting pieces of BNC mutually stagger, therefore above-mentioned BNC second The convex block 91 of connecting piece 90 can enter or leave the two basic change groove 121 of first connecting pieces of BNC.

When combining second connecting pieces of BNC 90 with the BNC quick disconnecting joints, user can be after pressing the button 111, will The BNC quick disconnecting joints push second connecting pieces of BNC 90 to so that the convex block 91 of second connecting pieces of BNC 90 enters the BNC Quick Release After two basic change groove 121 in connector, then the button 111 unclamped, a plurality of elastic components 15 are by the pressing piece 11 at this time It bounces so that two slope baffles 112 block the inlet of the two basic change groove 121 again, therefore the BNC second is connected The convex block 91 of knot part 90 is fixed on this in conjunction within groove 121 so that the BNC quick disconnecting joints are steady with second connecting pieces of BNC 90 Fixed connection, can not directly extract.When being intended to disconnect the BNC quick disconnecting joints with second connecting pieces 90 of BNC, this can be pressed again and pressed Button 111 so that the inlet of two slope baffles 112 and the two basic change groove 121 of first connecting pieces of BNC is mutually wrong It opens, then the convex block 91 of second connecting pieces of BNC 90 is combined from this and is directly extracted within groove 121, you can disconnect the BNC soon Head is disconnected with second connecting pieces of BNC 90.

The above is only the preferred embodiment of the utility model, not makees limit in any form to the utility model System, any those of ordinary skill in the art, if in the range of not departing from the utility model carried technical characteristic, Using the equivalent embodiment for locally changing or modifying made by the utility model disclosed technology content, it is new to still fall within this practicality In the range of type technical characteristic.

Claims (7)

1. a kind of BNC quick disconnecting joints, which is characterized in that including：

One shell, it includes：

One accommodating space；

One button pass through hole；

One pressing piece can be set in the accommodating space up or down, it includes：

The pressing piece ontology of one arc hollow；

One button is projected on the outside of one of pressing piece ontology upper surface, and may pass through the button pass through hole protrude from the shell it Outside；And

Two slope baffles, are fixedly arranged on the inside of the two side of the pressing piece ontology respectively；

A plurality of elastic force fix convex blocks, be fixedly arranged on the pressing piece ontology two side outside；

A plurality of elastic components are located in the accommodating space, and one end of a plurality of elastic components is resisted against a lower surface of the shell Inside, the corresponding a plurality of elastic force that are fixed on fix convex block to the other end of a plurality of elastic components respectively

One bearing seat is located in the accommodating space, is fixedly arranged on the lower section on the inside of one of the shell and corresponding to the pressing piece；

One the first connecting pieces of BNC, in the accommodating space and are fixedly arranged between the pressing piece and the bearing seat, and with it is aforementioned Bearing seat secure bond, it includes：

A plurality of grooves, the front end of each groove form an entrance opened, wherein a plurality of slope baffles of the pressing piece with The relative position system of the groove corresponds to change according to the moving up and down position of the pressing piece.

2. BNC quick disconnecting joints as described in claim 1, which is characterized in that it further comprises a concentric conductor chaining part, with Link the shell and a concentric conductor.

3. BNC quick disconnecting joints as described in claim 1, which is characterized in that it further comprises a circuit board, circuit board electricity Property connects first connecting pieces of BNC and the concentric conductor chaining part.

4. BNC quick disconnecting joints as described in claim 1, which is characterized in that the shell further comprises on an arc hollow Shell, the upper shell include：

Above-mentioned button pass through hole；

Two connection clips are located at the lower edge of the upper shell and protrude outward；

A plurality of fixing threaded hole columns are located at the inside of the first upper surface of one of the upper shell.

5. BNC quick disconnecting joints as claimed in claim 4, which is characterized in that the shell further comprises under an arc hollow Shell, the upper shell form the accommodating space with the lower housing combination, which includes：

A plurality of fixed hole posts are located at the lower housing, run through and protrude from the inside of one second lower surface, this is a plurality of solid Determine hole post and the corresponding fixation individually of a plurality of fixing threaded hole columns of the upper shell；

A plurality of support chips protrude from side within two the second opposite side surfaces, a plurality of support chip systems to support one electricity Road plate；

A plurality of fixed columns protrude from the inside of second lower surface, and a plurality of fixed column systems are fixing the circuit board；

One second front surface of the lower housing, two connection clip in the two basic change hole and the upper shell are run through in two basic change hole It Dui Ying not fix；

One second convex surface system is projected on the outside of second front surface；

A plurality of pin through-holes run through second convex surface.

6. BNC quick disconnecting joints as described in claim 1, which is characterized in that first connecting pieces of BNC further include：

The linking part of one tubular, a plurality of groove systems are formed in the linking part；

One bonding pad, with the linking part system of the tubular along the direction secure bond in the two axle center；

One column BNC central contacts end is set to the shaft core position of the link portions of the tubular and penetrates through the link portions and be somebody's turn to do Bonding pad and extend protrude from the bonding pad.

7. BNC quick disconnecting joints as described in claim 1, which is characterized in that the bearing seat further includes：

One arc hollow matrix；

Plural metal pins run through the matrix along an axis direction, which is electrically connected to a circuit board；

A plurality of ribs are arranged at intervals at the outside of the two side of the matrix, wherein each elastic component system is limited in corresponding two-phase Between adjacent rib；

One bearing seat back plate is fixedly arranged on one of matrix rear end and includes a plurality of second mounting holes.