CN209622266U

CN209622266U - A kind of quick connector water proof switch

Info

Publication number: CN209622266U
Application number: CN201920245557.XU
Authority: CN
Inventors: 杨军; 孙成雷
Original assignee: Jenner Beijing Great Automotive Components Co Ltd Suzhou
Current assignee: Jenner Beijing Great Automotive Components Co Ltd Suzhou
Priority date: 2019-02-27
Filing date: 2019-02-27
Publication date: 2019-11-12
Anticipated expiration: 2029-02-27

Abstract

The utility model discloses a kind of quick connector water proof switch, including pedestal, one end of pedestal is provided with two conductive terminals for being connected to circuit board, the conduction mechanism of pedestal being internally provided with for two conductive terminals to be connected；The other end of pedestal is provided with button, and pedestal is protruded into one end of button, and the other end of button stretches out on the inside of the hollow pipeline of pedestal and corresponding quick connector；It further include the water proof ring of elastically deformable, one end of water proof ring and the radial outside annular of button are connected and fixed, and the other end of water proof ring and the upper cover exterior annular of pedestal are connected and fixed.The utility model is while by push button to realize the conducting of two sides conductive terminal circuit, the setting of water proof ring can effectively completely cut off internal duct and circuit part, to avoid oil gas from leaking out to chassis interior and circuit part by the free gap between button and pedestal, to extend the service life at the positions such as circuit board.

Description

A kind of quick connector water proof switch

Technical field

The utility model relates to a kind of quick connector water proof switch conducted for pipeline, specifically, bent for automobile The quick connector button switch with water-proof function of crankcase ventilation pipe circuit conducting.

Background technique

When the engine is working, the high pressure combustion mixture and burnt gas of combustion chamber more or less can by piston group with Gap between cylinder leaks into crankcase and causes gas blowby.The ingredient of gas blowby is unburned fuel vapor, vapor and exhaust gas etc., This can dilute machine oil, reduce the service performance of machine oil, accelerate the oxidation of machine oil, go bad.Condensation of moisture will form oil in machine oil Mud, clogged oil line；Sour gas in exhaust gas, which is mixed into lubricating system, will lead to the corrosion and accelerated wear test of engine part；Gas blowby It can also make the hypertonia of crankcase and destroy the sealing of crankcase, be lost engine oil leakage.

To prevent crankcase pressure excessively high, extends machine oil service life, reduce parts depreciation and corrosion, prevent engine from leaking Oil, it is necessary to carry out crankcase ventilation.In addition, to meet increasingly strict emission request and improving economy, in automobile engine Also crankcase ventilation system design must be carried out in design process.New six discharge standard of state regulation, crankcase gas blowby can not be arranged Enter atmosphere in order to avoid causing atmosphere pollution, it is therefore necessary to which the gas after separating oil and gas separating system imports engine aspirating system simultaneously Participate in burning, it is therefore desirable to use the crankcase bleed pipe of connection crankcase and cylinder intake system.

A kind of crankcase bleed pipe shown in FIG. 1 comprising: meet the nylon material of SAE J2044 leak-testing standard Seal pipe and the quick connector 50 that seal pipe both ends are arranged in, seal pipe operating temperature range are -40 DEG C~150 DEG C；Seal pipe Outside be provided with conducting wire；Both ends quick connector 50 is provided with button switch 60, and connects button switch 60 and be arranged and exist Circuit board 59 in connecting groove 53, the circuit board 59 that the both ends of two conducting wires are connected to corresponding end form conducting circuit；Wherein The circuit board 59 of one end is also connected with external electric connector for connecting automobile master control ECU to export on-off signal.Wherein, 52 radial outside of insertion male end that quick connector 50 is used to be inserted into seal pipe both ends is provided with sealing pawl and realizes and seal pipe Airtight connection；The insertion female end of quick connector 50 is provided with female end snap ring 51, corresponding female end snap ring 51 be provided with safety collar 57 and Snap 58；The jack inner wall of quick connector 50 is provided with the tool isolation ring 54 jaggy of corresponding button switch 60, and setting Male end sealing ring 55 and female end sealing ring 56 in 54 two sides of isolation ring to be individually insulated insertion male end 52 and are inserted into the gas of female end Body, and realized and sealed by sealing ring when the air inlet pipeline 61 of the outlet pipe of oil and gas separating system and cylinder is inserted into jack, And the radial outside of the air inlet pipeline 61 of the outlet pipe and cylinder of oil and gas separating system is provided with baffle ring 62 to cooperate peace Loopful 57 and snap 58 carry out locking avoid oil and gas separating system outlet pipe and cylinder air inlet pipeline 61 from quick connector 50 are detached from.

In the quick connector 50 of above structure, button switch 60 is the key that crankcase bleed pipe realization conducts portion Part can only be played dismantling in the absence of stress since previous button switch is used in the open environment Oil does not enter in switch when pipe, and cannot be guaranteed that sealing function can also be played when seal fails under stress situations.

Utility model content

In order to solve the above technical problems, the utility model provides a kind of quick connector water proof switch, the water proof switch Be arranged in inside quick connector and with the circuit board communication inside the quick connector, the water proof switch includes:

The pedestal being fixed in the connecting groove of the quick connector, one end of the pedestal are provided with bottom cover, the bottom cover On be provided with two conductive terminals, one end of the conductive terminal stretches out the pedestal and is simultaneously connected to the circuit board；

The other end of the pedestal is provided with button, and the pedestal is protruded into one end of the button, the button it is another End is stretched out on the inside of the hollow pipeline of the pedestal and corresponding quick connector；

The chassis interior is provided with conduction mechanism, and one end of the conduction mechanism connects the button, the conducting machine The other end of structure connects the conductive terminal, is inserted by air inlet pipeline after the insertion female end of the quick connector and is pressed described in pressing Button and further drive the conduction mechanism to contact simultaneously with two conductive terminals, thus realize two conductive terminals Between conduct；

It further include the water proof ring of elastically deformable, one end of the water proof ring is connect with the radial outside annular of the button Fixed, the other end of the water proof ring and the upper cover exterior annular of the pedestal are connected and fixed, and the water proof ring is pressed by described Synchronization flexible deformation when button is pressed is to keep both ends to be fixedly connected respectively with the button and pedestal, to realize to institute State the waterproof sealing in gap between button and base upper cover.

Further, the annular seal platform that also there is a circle to protrude for one end that the water proof ring is used to connect the pedestal, The side that the quick connector is used to install the pedestal is provided with the cyclic annular card slot of the corresponding annular seal platform to realize State the sealed connection of water proof switch and quick connector.

Wherein, the conduction mechanism includes: that the hollow inside of the button is arranged in and is arranged along compression movement direction Conductive spring, is provided with reset spring on the inside of the bottom cover, the conductive spring and reset spring be coaxially disposed and the two it Between be provided with conductive rod, the both ends of the conductive rod respectively correspond one that two conductive terminals are located on the inside of the bottom cover End, and there is spacing H in a non-operative state between conductive terminal described in the conductive rod and two sides, when the button is by slotting Enter when air inlet pipeline in the hollow pipeline of quick connector squeezes and the conductive spring is compressed so that the conductive rod with Conductive terminal described in two sides contacts simultaneously and realizes circuit and be connected.

Further, the guide post of the corresponding reset spring is provided on the inside of the bottom cover, the reset spring is arranged Occur deviating in guiding reseting procedure to avoid the reset spring on the guide post and there is the limit to the conductive rod Effect.

Further, one end that the conductive terminal corresponds to the conductive rod has V-type locating slot, and the conductive rod passes through The locating slot realization is contacted with two side lines of the conductive terminal to improve contact precision.

Through the above technical solutions, quick connector water proof switch provided by the utility model, due to outer ring setting can be with The water proof ring that synchronous deformation is realized with the pressing of button is passing through push button to realize that two sides conductive terminal circuit is connected While, the setting of water proof ring can effectively completely cut off internal duct and circuit part, so that oil gas be avoided to pass through button and pedestal Between free gap leak out to chassis interior and circuit part, to extend the service life at the positions such as circuit board.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described.

Fig. 1 is the quick connector structural schematic diagram with button switch；

Fig. 2 is water proof switch schematic view of the front view disclosed in the utility model embodiment；

Fig. 3 is water proof switch schematic cross-sectional view disclosed in the utility model embodiment；

Fig. 4 is water proof switch mounting structure schematic diagram disclosed in the utility model embodiment；

Fig. 5 and 6 is respectively conductive rod and conductive terminal contactless state disclosed in the utility model embodiment and contacts Status architecture schematic diagram.

Digital representation in figure:

10. 11. bottom cover of pedestal, 12. guide post

20. 30. conductive terminal of button, 31. locating slot

41. 42. conductive spring of reset spring, 43. conductive rod

50. 51. female end snap ring 52. of quick connector is inserted into male end

53. 54. isolation ring of connecting groove, 55. male end sealing ring

56. 57. safety collar of female end sealing ring, 58. snap

59. 60. button switch of circuit board, 61. air inlet pipeline

62. 70. water proof ring of baffle ring, 71. annular seal platform

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe.

Embodiment 1:

With reference to Fig. 1-4, it is provided by the utility model be arranged in the inside of quick connector 50 and with the electricity inside quick connector 50 The water proof switch of road plate connection includes: the pedestal 10 being fixed in the connecting groove of quick connector 50, and one end of pedestal 10 is provided with Bottom cover 11, two conductive terminals 30 are provided on bottom cover 11, and one end of conductive terminal 30 stretches out pedestal 10 and is simultaneously connected to circuit board； The other end of pedestal 10 is provided with button 20, and pedestal 10 is protruded into one end of button 20, and the other end of button 20 stretches out pedestal 10 simultaneously On the inside of the hollow pipeline of corresponding quick connector 50；Pedestal 10 is internally provided with conduction mechanism, and one end of conduction mechanism connects button 20, the other end of conduction mechanism connects conductive terminal 30, presses after the insertion female end of quick connector 50 is inserted by air inlet pipeline 61 Press button 20 and conduction mechanism further driven to contact simultaneously with two conductive terminals 30, thus realize two conductive terminals 30 it Between conduct；It further include that (water proof ring 70 is generallyd use with excellent high temperature resistance corrosion resistance for the water proof ring 70 of elastically deformable Silica gel material), one end of water proof ring 70 is connected and fixed with the radial outside annular of button 20, the other end and pedestal of water proof ring 70 10 upper cover exterior annular is connected and fixed, and synchronization flexible deformation when water proof ring 70 is pressed by button 20 is realized to keep two End is fixedly connected with button 20 and pedestal 10 respectively, to realize the anti-watertight to gap between 10 upper cover of button 20 and pedestal Envelope.

Embodiment 2:

Based on embodiment 1, with reference to Fig. 2-4, one end that water proof ring 70 is used to connect pedestal 10 also has the ring of circle protrusion Shape sealing station 71, side of the quick connector 50 for mounting seat 10 are provided with the cyclic annular card slot of corresponding annular seal platform 71 with reality The sealed connection of existing water proof switch and quick connector 50.

Embodiment 3:

Based on embodiment 1 or 2, with reference to Fig. 3 and 4, conduction mechanism includes: the hollow inside of button 20 to be arranged in and along compression The conductive spring 42 of direction of motion setting, the inside of bottom cover 11 are provided with reset spring 41, conductive spring 42 and reset spring 41 It is coaxially disposed and is provided with conductive rod 43 between the two, the both ends of conductive rod 43 respectively correspond two conductive terminals 30 and are located at bottom cover 11 inside one end, and between conductive rod 43 and two sides conductive terminal 30 in a non-operative state have spacing H, when button 20 by When squeezing to the air inlet pipeline 61 in the hollow pipeline of insertion quick connector 50 conductive spring 42 is compressed so that conductive rod 43 contact simultaneously with two sides conductive terminal 30 and realize circuit and be connected.

Embodiment 4:

Based on embodiment 3, with reference to Fig. 3 and 4, the inside of bottom cover 11 is provided with the guide post 12 of corresponding reset spring 41, resets Spring 41 is set on guide post 12 to be occurred deviating and have to conductive rod 43 to avoid reset spring 41 in guiding reseting procedure Position-limiting action.

Embodiment 5:

Based on embodiment 3-4, referring to Figures 5 and 6, one end of the corresponding conductive rod 43 of conductive terminal 30 has V-type locating slot 31, When push button 20, conductive rod 43 is realized and conductive terminal 30 under the compression of conductive spring 42 by locating slot 31 The contact of two side lines is to improve contact precision and realize that circuit is connected.

The working principle of the utility model are as follows:

By taking the crankcase bleed pipe of automobile fitting industry conducts application as an example, when crankcase bleed pipe installation, pass through first The both ends that the insertion male end 52 of quick connector 50 shown in FIG. 1 is inserted into seal pipe respectively form ventilation duct, then by oil gas point The air inlet pipeline 61 of outlet pipe and cylinder from system is inserted into the insertion female end of both ends quick connector 50 respectively and passes through respectively Safety collar 57 and 58 coordinating backstop ring 62 of snap and female end snap ring 51 lock and by male end sealing ring 55 and female end sealing rings 56 are sealed；When the outlet pipe of oil and gas separating system and the air inlet pipeline 61 of cylinder are inserted into the insertion female end of quick connector 50 When, the male end head of the air inlet pipeline 61 of the outlet pipe and cylinder of oil and gas separating system is contacted and is squeezed using the notch of isolation ring 54 The button 20 of the utility model water proof switch 60 is pressed, and then button 20 compresses conductive spring 42, conductive spring 42 will further be led Torch 43 jacks up and compression reseting spring 41 is so that the both ends of conductive rod 43 contact conductive terminal 30 and cooperate circuit board 59 simultaneously Realize circuit conducting, working condition (conduction state) as shown in FIG. 6；When oil and gas separating system outlet pipe and cylinder into After air pipe 61 is fallen off or is removed from quick connector 50, the public affairs of the air inlet pipeline 61 of the outlet pipe and cylinder of oil and gas separating system End and the button 20 of water proof switch 60 gradually disengage, then since the external compression power that button 20 is subject to disappears, reset spring 41 Start to reset and push conductive rod 43 to reset and further make 42 stress of conductive spring and promoting button 20 resets, then conductive rod 43 both ends and conductive terminal 30 be detached from and make circuit disconnect and button 20 under the position-limiting action of limiting stand 12 and hanging platform 21 and Stroke is fixed, off working state as shown in Figure 5 (off-position)；

In above-mentioned conductive and off-position, no matter button 20 is in pressing state or reset state, due to anti- The setting of hydrosphere 70 and effectively completely cut off internal duct and circuit part, thus avoid oil gas pass through between button 20 and pedestal 10 Free gap leak out to the inside of pedestal 10 and circuit part, to extend the service life at the positions such as circuit board 59.

The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new Type.A variety of modifications of above-described embodiment will be readily apparent to those skilled in the art, determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest scope consistent with features of novelty.

Claims

1. a kind of quick connector water proof switch, the water proof switch setting it is internal in quick connector (50) and with the quick connector (50) connection of internal circuit board (59), the water proof switch include:

One end of the pedestal (10) being fixed in the connecting groove of the quick connector (50), the pedestal (10) is provided with bottom cover (13), two conductive terminals (30) are provided on the bottom cover (13), the pedestal is stretched out in one end of the conductive terminal (30) (10) and the circuit board (59) are connected to；

The other end of the pedestal (10) is provided with button (20), and the pedestal (10), institute are protruded into one end of the button (20) The other end for stating button (20) stretches out on the inside of the hollow pipeline of the pedestal (10) and corresponding quick connector (50)；

The pedestal (10) is internally provided with conduction mechanism, and one end of the conduction mechanism connects the button (20), described to lead The other end of logical mechanism connects the conductive terminal (30), and the insertion of the quick connector (50) is inserted by air inlet pipeline (61) The button (20) is pressed after female end and is further driven the conduction mechanism and two conductive terminals (30) while being contacted, It is conducted between two conductive terminals (30) to realize；

It is characterized in that, further including the water proof ring (70) of elastically deformable, one end of the water proof ring (70) and the button (20) radial outside annular is connected and fixed, the other end of the water proof ring (70) and the upper cover exterior annular of the pedestal (10) Be connected and fixed, the synchronization flexible deformation when water proof ring (70) is pressed by the button (20) with keep both ends respectively with The button (20) and pedestal (10) are fixedly connected, to realize to gap between the button (20) and pedestal (10) upper cover Waterproof sealing.

2. a kind of quick connector water proof switch according to claim 1, which is characterized in that the water proof ring (70) is for connecting The annular seal platform (71) that also there is a circle to protrude for one end of the pedestal (10) is connect, the quick connector (50) is for installing institute The side for stating pedestal (10) is provided with the cyclic annular card slot of the corresponding annular seal platform (71) to realize the water proof switch and fast The sealed connection of connection-peg (50).

3. a kind of quick connector water proof switch according to claim 1, which is characterized in that the conduction mechanism includes: to set Set the button (20) hollow inside and along compression movement direction setting conductive spring (42), the bottom cover (13) it is interior Side is provided with reset spring (41), and the conductive spring (42) is coaxially disposed and is provided between the two with reset spring (41) and leads Torch (43), the both ends of the conductive rod (43) respectively correspond two conductive terminals (30) and are located on the inside of the bottom cover (13) One end, and between conductive terminal (30) described in the conductive rod (43) and two sides in a non-operative state have spacing H, work as institute It states when button (20) is squeezed by the air inlet pipeline (61) in the hollow pipeline of insertion quick connector (50) and makes the conducting Spring (42) compresses so that the conductive rod (43) contacts simultaneously with conductive terminal described in two sides (30) and realizes circuit and be connected.

4. a kind of quick connector water proof switch according to claim 3, which is characterized in that set on the inside of the bottom cover (13) Be equipped with the guide post (14) of the corresponding reset spring (41), the reset spring (41) be set on the guide post (14) to avoid The reset spring (41) occurs deviating and has the position-limiting action to the conductive rod (43) in guiding reseting procedure.

5. a kind of quick connector water proof switch according to claim 3, which is characterized in that the conductive terminal (30) is corresponding One end of the conductive rod (43) have V-type locating slot (31), the conductive rod (43) by the locating slot (31) realize with Two side lines of the conductive terminal (30) are contacted to improve contact precision.