CN202884007U - Automobile sensor outer seal device - Google Patents
Automobile sensor outer seal device Download PDFInfo
- Publication number
- CN202884007U CN202884007U CN 201220546570 CN201220546570U CN202884007U CN 202884007 U CN202884007 U CN 202884007U CN 201220546570 CN201220546570 CN 201220546570 CN 201220546570 U CN201220546570 U CN 201220546570U CN 202884007 U CN202884007 U CN 202884007U
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- CN
- China
- Prior art keywords
- automobile sensor
- centering block
- sealing device
- sensor outer
- outer sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model provides an automobile sensor outer seal device which comprises a bottom board, a swing block, a punch fixing frame and a driving air cylinder. When the automobile sensor outer seal device is used, one end of an automobile sensor, needing sealing, is inserted into an automobile sensor seal hole of the punch fixing frame, the driving air cylinder drives the moving end of the swing block to move, and the rotary end of the swing block rotates around the axis of a round containing cavity, a cam curve on the inner wall of the round containing cavity can push the punch to move inwards, and the inner side ends of a plurality of punches are spliced and extruded to enable one end of the automobile sensor seal hole to be sealed well. According to the automobile sensor outer seal device, a sensor can bear large pressure after being sealed, a good seal effect is achieved, and the quality of the automobile sensor can be effectively improved. The automobile sensor outer seal device has the advantages of being convenient to maintain, simple in structure and the like.
Description
Technical field
The utility model relates to a kind of seal arrangement, particularly relates to a kind of device be used to automobile sensor elastic cable paper, sealing plug and outer metal housing are sealed.
Background technique
Sensor is important electronic parts and components indispensable on the automobile, detects the physical quantitys such as temperature, pressure, position, angle, acceleration, flow, distance of automobile by its; The virtual conditions such as the water temperature of region of interest, oil temperature, delivery temperature, concentration, cylinder pressure, tire pressure, retardation pressure on the detection vehicle.Send feedback information by these detections and with its result to ECU, after by ECU the information that transmits being carried out computing, analysis, processing and storage again, the optimization control parameter instruction is flowed to correlation control unit, improve power character, the Economy of automobile, the running state of vehicle is adjusted in control, improve vehicle operating performance, efficient, reduce consuming, vehicle can be moved under perfect condition.
Automobile sensor mainly is comprised of sensor element, metal shell, elastic cable paper, sensor element is positioned at metal shell, elastic cable paper passes metal shell and is connected with sensor element, in order to prolong sensor element working life, prevent that sensor element from damaging, and often needs sensor element is sealed in the metal shell.Way commonly used arranges sealing plug exactly and seals between metal shell and elastic cable paper, such as the Chinese patent (patent No.: 201210012651.3) disclose a kind of temperature transducer, this temperature transducer, comprise cable, conical plug and thermocouple, cable is connected with thermocouple, thermocouple is comprised of two galvanic couple silks and metallic case, the galvanic couple silk is encapsulated in the metallic case, one end of metallic case is connected with tapered plug, the structure of this temperature transducer has solved temperature transducer and conical surface seal plug sealing problem, and the temperature transducer installation sealing structure has solved the problem that the cable of temperature transducer in the container is drawn, have simple in structure, easy for installation, all can keep good sealing when changing between the inherent low pressure of the characteristics of good airproof performance, particularly container and the high pressure.
Yet above-mentioned this sensor sealing mechanism is on some automobile sensor and be not suitable for, such as the metal shell at oxygen sensor used in vehicle exhaust outlet position with after elastic cable paper, sealing plug are connected moulding, must bear the test of 300kPa barometric pressure, for the sensor that uses under this operating mode, if just the simple conical plug that uses seals, then be difficult to reach seal request.The present best bet of sensor of having relatively high expectations for this working pressure is that the opening with metal shell compresses, to realize being sealed and matched between metal shell and elastic cable paper, the sealing plug.Yet being used at present the instrument of jam sensor metal shell opening uses unusual inconvenience, and the compression effect of metal shell is also bad, sometimes even can have influence on the quality of automobile sensor.Therefore be necessary to design a kind of device that is specifically designed to the automobile sensor external sealed, to improve the airtight quality of automobile sensor, improve the manufacturing efficiency of automobile sensor.
The model utility content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of automobile sensor outer sealing device that can play better sealing effect.
Reach for achieving the above object other relevant purposes, the utility model provides a kind of automobile sensor outer sealing device, and it comprises: a base plate; One centering block, described centering block is positioned on the described base plate, described centering block comprises a swinging end and a round end, described round end is provided with a circular receiving cavity, described swinging end swings and can drive described round end around the axis rotation of described circular receiving cavity, and described circular receiving cavity inner peripheral surface is comprised of several sections equally distributed cam curves; One drift fixing frame, described drift fixing frame is positioned at described circular receiving cavity, the central authorities of described drift fixing frame are provided with an automobile sensor closed hole, evenly distribute by several through holes on the inner peripheral surface of described automobile sensor closed hole, be provided with drift in the described through hole, described drift passes described through hole, and the medial extremity of described drift is circular-arc, the medial extremity of several drifts pieces together a circle, and described drift is corresponding one by one with described cam curve; One drives cylinder, and described driving cylinder is positioned on the described base plate, and the piston rod of described driving cylinder is connected with the swinging end of described centering block, and described piston rod drives described swinging end and swings back and forth.
Preferably, the top of described automobile sensor closed hole is provided with a top board, described top board is provided with trim ring, described top board is positioned on the rotatable first connecting rod, also be provided with a shifting lever on the described first connecting rod, described first connecting rod is connected with the middle part of described shifting lever, one end of described shifting lever forms a pressing end, the other end of described shifting lever forms a switching toggle end, described switching toggle end is relative with an enable switch position, when described pressing end was pressed, described switching toggle end touched described enable switch, and described enable switch is connected with described driving cylinder by a solenoid valve.
Preferably, this automobile sensor outer sealing device also is provided with a switch locking mechanism, described switch locking mechanism comprises card adapter plate and second connecting rod, described card adapter plate is connected with described shifting lever, described card adapter plate is positioned at described switching toggle end top, form a draw-in groove between described card adapter plate and the described switching toggle end, described second connecting rod is connected with the piston rod of described driving cylinder, when enable switch was stated in described switching toggle side pressure residence, described driving cylinder piston rod stretched out described second connecting rod is inserted in the described draw-in groove.
Preferably, described card adapter plate is connected with described shifting lever by spring.
Preferably, described shifting lever also is connected with an extension spring.
Preferably, also be provided with a stage clip between described top board and the described trim ring.
Preferably, also be provided with a centering block shell on the described base plate, described centering block is positioned at described centering block shell, and described centering block shell is provided with an adjusting screw, and described adjusting screw is corresponding with the swinging end position of described centering block.
Preferably, described centering block shell is provided with a cover plate, and described cover plate covers on described centering block shell, also is provided with a workpiece retainer ring on the described cover plate, and the interior hole shape of described workpiece retainer ring is corresponding with the automobile sensor shape.
Preferably, the outboard end of described drift forms a boss, is provided with stage clip between described boss and the described drift fixing frame.
Preferably, a side of described driving cylinder also is provided with the sensor of the described piston rod overhang of a detection, and described sensor is connected with a time relay, and the described time relay is connected with described solenoid valve.
As mentioned above, automobile sensor outer sealing device of the present utility model has following beneficial effect: this automobile sensor outer sealing device in use, an end that only needs automobile sensor will be sealed is inserted in the automobile sensor closed hole of drift fixing frame, then move by the mobile terminal that drives the air cylinder driven centering block, and then its round end is rotated around the axis of circular receiving cavity, cam curve on so circular receiving cavity inwall will promote drift and move inward, and the medial extremity amalgamation extruding of a plurality of drifts just can make automobile sensor closed hole one end form good sealing.Can make sensor bear larger pressure after this automobile sensor outer sealing device seals sensor, can play better sealing effect, but and then the quality of Effective Raise automobile sensor.This automobile sensor outer sealing device also has use and maintenance convenience, advantages of simple structure and simple.
Description of drawings
Fig. 1 is the utility model embodiment's overall structure schematic representation.
Fig. 2 is the connection diagram of the utility model embodiment centering block and drift fixing frame.
Fig. 3 is the structural representation of the utility model embodiment shifting lever.
Fig. 4 is the structural representation that the utility model embodiment shifting lever is in normal state.
Fig. 5 is the structural representation that the utility model embodiment shifting lever is in abnormal condition.
Fig. 6 is the structural representation of the utility model workpiece automobile sensor.
The element numbers explanation
Embodiment
Below by particular specific embodiment mode of execution of the present utility model is described, person skilled in the art scholar can understand other advantages of the present utility model and effect easily by the disclosed content of this specification.
See also Fig. 1 to Fig. 6.Notice, the appended graphic structure that illustrates of this specification, ratio, size etc., equal contents in order to cooperate specification to disclose only, understand and reading for person skilled in the art scholar, be not to limit the enforceable qualifications of the utility model, so technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under the effect that the utility model can produce and the purpose that can reach, all should still drop on the technology contents that the utility model discloses and get in the scope that can contain.Simultaneously, quote in this specification as " on ", D score, " left side ", " right side ", " centre " reach the term of " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under without essence change technology contents, when also being considered as the enforceable category of the utility model.
As shown in Figure 1, 2, the utility model provides a kind of automobile sensor outer sealing device, this automobile sensor outer sealing device comprises a base plate 16, base plate is provided with shell 11, shell 11 is provided with control panel 12, control panel 12 is provided with the electric controling parts such as tutorial light 6,7, barometer 8, power switch 9, emergency stop switch 10, be provided with a case for electrical apparatus 1 in the shell 11, be used for installing the electric elements of sealing device in the case for electrical apparatus 1, the electrical control division of sealing device is divided into related domain routine techniques, so be not described in detail at this.
Base plate 16 is provided with a centering block shell 20, be provided with a centering block 26 in the centering block shell 20, centering block 26 comprises a swinging end 261 and a round end 262, round end 262 is provided with a circular receiving cavity 263, circular receiving cavity inner peripheral surface is comprised of several sections equally distributed cam curves, round end 262 can around the axis rotation of this circle receiving cavity 263, rotate around the axis of circular receiving cavity 263 but swinging end 261 swings driven rotary end 262.Form half circular draw-in groove on the centering block shell 20, the round end 262 of centering block 26 is positioned at this semicircle draw-in groove, and the inner peripheral surface of the outer circumferential face of round end 262 and this semicircle draw-in groove adapts to first, can make like this round end 262 rotations get up more steady.
Be provided with a drift fixing frame 25 in the circular receiving cavity 263, drift fixing frame 25 is fixed on the inside bottom surface of centering block shell 20, the central authorities of drift fixing frame 25 are provided with an automobile sensor closed hole 251, evenly distribute by several through holes on the inner peripheral surface of automobile sensor closed hole 251, be provided with drift 24 in the through hole, drift 24 passes through hole, and its two ends all are positioned at the outside of drift fixing frame 25, and drift 24 can slide in through hole.The medial extremity 241 of drift 24 is circular-arc, and the medial extremity 241 of several drifts 24 pieces together and can form a circle.The outboard end 242 of drift 24 forms a boss, is provided with stage clip 23 between boss and the drift fixing frame 25.The position of each drift 24 is corresponding one by one with the position of circular receiving cavity 263 interior each section cam curves on the drift fixing frame 25, and the outboard end 242 of drift 24 is resisted against on the corresponding cam curve.
The top of workpiece retainer ring 21 is provided with a top board 17, top board 17 is provided with trim ring 19, be provided with stage clip 18 between top board 17 and the trim ring 19, top board 17 is positioned on the rotatable first connecting rod 34, top board 17 is fixedly connected with first connecting rod 34, first connecting rod 34 is supported on the support 28, and support 28 is fixed on the base plate 16.First connecting rod 34 also is connected with a shifting lever 27, and first connecting rod 34 is fixedly connected with the middle part of shifting lever 27.One end of shifting lever 27 forms a pressing end 271; the other end of shifting lever 27 forms a switching toggle end 272(as shown in Figure 3); switching toggle end 272 is relative with an enable switch 33 positions; enable switch 33 is fixed on the support 32; the top of enable switch 33 is provided with a block 36, and block 36 is used for enable switch 33 is protected.Shifting lever 27 also is connected with an extension spring 29, and extension spring 29 can realize automatically reseting of shifting lever 27.
This automobile sensor outer sealing device is when work, turn on the power switch first 9, tutorial light 6 is lighted, then with workpiece 22(as shown in Figure 6) insert workpiece retainer ring 21 interior location, the pressing end 271 of then pressing shifting lever 27 makes the trim ring 19 on the top board 17 that workpiece 22 is fastened in the workpiece retainer ring 21 firmly by product technology requirement (processed piece coaxality, degree of symmetry, position degree), make the sealed end of workpiece 22 be positioned at automobile sensor closed hole 251, stage clip 18 can play certain buffer function in compaction process.Meanwhile, the switching toggle end 272 of shifting lever 27 touches enable switch 33, tutorial light 7 is lighted made simultaneously solenoid valve 5 actions, make the piston rod that drives cylinder 14 protruding, the piston rod that drives cylinder 14 moves by the swinging end 261 that contiguous block 4 promotes centering block 26, and then the round end 262 of centering block 26 is rotated with respect to drift fixing frame 25, the cam curve of circular receiving cavity 263 inner side surfaces will promote each drift 24 inside traveling priorities on the drift fixing frame 25 on the round end 262 like this, and the medial extremity 241 of each drift 24 pieces together a circle sealed end extruding of workpiece 22 is made its sealing.When the piston rod that drives cylinder 14 extends specific length, sensor 13 sends and feeds back signal to the time relay 39, behind the time relay 39 time-delay certain hours, solenoid valve 5 actions make the piston rod reversing motion that drives cylinder 14, and then the round end 262 of drive centering block 26 is with respect to 25 counterrotatings of drift fixing frame, drift 24 returns to original state under the elastic force effect of spring 23, shifting lever 27 is realized automatically reseting under the effect of extension spring 29, and then make on the top board 17 and turn over, workpiece 22 is taken out, so just can finish the time processing task.
Solenoid valve 5 starts the primary condition that drives cylinder 14 work: the operating air pressure that drives cylinder 14 must have greater than 6kg/cm
2(0.6 Mpa) atmospheric pressure.As air pressure＜6kg/cm
2The time, drive cylinder 14 and do not start.Workpiece 22 is connected when processing with other component moulding, should reach the product Geometrical Tolerance Principle, and its important technological parameters is: coaxial (with one heart) of workpiece 22 spend (◎) 0.1mm, degree of symmetry (
) 0.4mm and position degree (
) Ф 0.4mm.By the effect of the trim ring 19 on the top board 17, stage clip 18, workpiece 22 will by Product Precision and Geometrical Tolerance Principle location, be realized the product technology requirement.The sealed end extruding force of workpiece 22 must reach the coupling mechanism force of regulation, and the guarantee product stands the atmospheric test requirements document of 300Kpa like this, and the extruding force of sealed end can be determined by regulating the working pressure that drives cylinder 14.
Shown in Fig. 3,4, also be provided with a switch locking mechanism on this automobile sensor outer sealing device, this switch locking mechanism comprises card adapter plate 35 and second connecting rod 40, card adapter plate 35 and shifting lever 27 are connected by spring, card adapter plate 35 can outwards be overturn, card adapter plate 35 is positioned at the top of switching toggle end 272, forms a draw-in groove 351 between card adapter plate 35 and the switching toggle end 272.Second connecting rod 40 is connected with the piston rod that drives cylinder 14 by fixed block 15, and second connecting rod 40 is supported on the support 2,38, and second connecting rod 40 can slide along support 2,38, and support 2,38 connects by support 41.
As shown in Figure 4, after workpiece 22 is in place, pressing shifting lever 27 makes switching toggle end 272 shake-up enable switches 33 make 14 actions of driving cylinder, the swinging end of the protruding promotion centering block 26 of its piston rod moves, meanwhile second connecting rod 40 can promote next with protruding and be inserted in the draw-in groove 351 at the piston rod that drives cylinder 14, so just can carry out shifting lever 27 spacing, make the switching toggle end 272 of shifting lever 27 be pressed in enable switch 33 always, guarantee that simultaneously top board 17 pushes down workpiece 22 always, so just can continue normal operation by assurance equipment, can guarantee simultaneously the position degree of workpiece, degree of symmetry satisfies technological requirement, but the quality of processing of Effective Raise workpiece.
Operator are pressing shifting lever 27 afterwards as are letting go fast in operating process, shifting lever 27 is Rapid reset under the effect of extension spring 29, the piston rod that cylinder 14 then might occur driving drives the problem of second connecting rod 40 bump shifting levers 27, card adapter plate 35 is hinged on the shifting lever 27, when second connecting rod 40 bump shifting lever 27, card adapter plate 35 will outwards be overturn (as shown in Figure 5), so just can prevent effectively that the piston rod that drives cylinder 14 from breaking shifting lever 27, simultaneously can avoid equipment misoperation, thereby effectively guarantee the quality of processing of product.When second connecting rod 40 reset withdraw after, card adapter plate 35 can automatically reset under the spring force effect.
This automobile sensor outer sealing device in use, an end that only needs automobile sensor will be sealed is inserted in the automobile sensor closed hole of drift fixing frame, then move by the mobile terminal that drives the air cylinder driven centering block, and then its round end is rotated around the axis of circular receiving cavity, cam curve on so circular receiving cavity inwall will promote drift and move inward, and the medial extremity amalgamation extruding of a plurality of drifts just can make automobile sensor closed hole one end form good sealing.Can make sensor bear larger pressure after this automobile sensor outer sealing device seals sensor, can play better sealing effect, but and then the quality of Effective Raise automobile sensor.This automobile sensor outer sealing device also has use and maintenance convenience, advantages of simple structure and simple.In sum, the utility model has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not is used for restriction the utility model.Any person skilled in the art scholar all can be under spirit of the present utility model and category, and above-described embodiment is modified or changed.Therefore, have in the technical field under such as and know that usually the knowledgeable modifies or changes not breaking away from all equivalences of finishing under spirit that the utility model discloses and the technological thought, must be contained by claim of the present utility model.
Claims (10)
1. automobile sensor outer sealing device is characterized in that it comprises:
One base plate;
One centering block, described centering block is positioned on the described base plate, described centering block comprises a swinging end and a round end, described round end is provided with a circular receiving cavity, described swinging end swings and can drive described round end around the axis rotation of described circular receiving cavity, and described circular receiving cavity inner peripheral surface is comprised of several sections equally distributed cam curves;
One drift fixing frame, described drift fixing frame is positioned at described circular receiving cavity, the central authorities of described drift fixing frame are provided with an automobile sensor closed hole, evenly distribute by several through holes on the inner peripheral surface of described automobile sensor closed hole, be provided with drift in the described through hole, described drift passes described through hole, and the medial extremity of described drift is circular-arc, the medial extremity of several drifts pieces together a circle, and described drift is corresponding one by one with described cam curve;
One drives cylinder, and described driving cylinder is positioned on the described base plate, and the piston rod of described driving cylinder is connected with the swinging end of described centering block, and described piston rod drives described swinging end and swings back and forth.
2. automobile sensor outer sealing device according to claim 1, it is characterized in that, the top of described automobile sensor closed hole is provided with a top board, described top board is provided with trim ring, described top board is positioned on the rotatable first connecting rod, also be provided with a shifting lever on the described first connecting rod, described first connecting rod is connected with the middle part of described shifting lever, one end of described shifting lever forms a pressing end, the other end of described shifting lever forms a switching toggle end, described switching toggle end is relative with an enable switch position, when described pressing end is pressed, described switching toggle end touches described enable switch, and described enable switch is connected with described driving cylinder by a solenoid valve.
3. automobile sensor outer sealing device according to claim 2, it is characterized in that, this automobile sensor outer sealing device also is provided with a switch locking mechanism, described switch locking mechanism comprises card adapter plate and second connecting rod, described card adapter plate is connected with described shifting lever, described card adapter plate is positioned at described switching toggle end top, form a draw-in groove between described card adapter plate and the described switching toggle end, described second connecting rod is connected with the piston rod of described driving cylinder, when enable switch was stated in described switching toggle side pressure residence, described driving cylinder piston rod stretched out described second connecting rod is inserted in the described draw-in groove.
4. automobile sensor outer sealing device according to claim 3 is characterized in that, described card adapter plate is connected with described shifting lever by spring.
5. automobile sensor outer sealing device according to claim 2 is characterized in that, described shifting lever also is connected with an extension spring.
6. automobile sensor outer sealing device according to claim 2 is characterized in that, also is provided with a stage clip between described top board and the described trim ring.
7. automobile sensor outer sealing device according to claim 1, it is characterized in that also be provided with a centering block shell on the described base plate, described centering block is positioned at described centering block shell, described centering block shell is provided with an adjusting screw, and described adjusting screw is corresponding with the swinging end position of described centering block.
8. automobile sensor outer sealing device according to claim 7, it is characterized in that, described centering block shell is provided with a cover plate, described cover plate covers on described centering block shell, also be provided with a workpiece retainer ring on the described cover plate, the interior hole shape of described workpiece retainer ring is corresponding with the automobile sensor shape.
9. automobile sensor outer sealing device according to claim 1 is characterized in that, the outboard end of described drift forms a boss, is provided with stage clip between described boss and the described drift fixing frame.
10. automobile sensor outer sealing device according to claim 1, it is characterized in that, one side of described driving cylinder also is provided with the sensor of the described piston rod overhang of a detection, and described sensor is connected with a time relay, and the described time relay is connected with described solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220546570 CN202884007U (en) | 2012-10-23 | 2012-10-23 | Automobile sensor outer seal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220546570 CN202884007U (en) | 2012-10-23 | 2012-10-23 | Automobile sensor outer seal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202884007U true CN202884007U (en) | 2013-04-17 |
Family
ID=48075437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220546570 Withdrawn - After Issue CN202884007U (en) | 2012-10-23 | 2012-10-23 | Automobile sensor outer seal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202884007U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103775639A (en) * | 2012-10-23 | 2014-05-07 | 上海飞乐汽车控制系统有限公司 | Outer sealing device for automotive sensor |
-
2012
- 2012-10-23 CN CN 201220546570 patent/CN202884007U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103775639A (en) * | 2012-10-23 | 2014-05-07 | 上海飞乐汽车控制系统有限公司 | Outer sealing device for automotive sensor |
| CN103775639B (en) * | 2012-10-23 | 2016-03-02 | 上海飞乐汽车控制系统有限公司 | Automobile sensor outer sealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130417 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |