CN101667507A - Acceleration overload switch with high and low pass two-way acceleration signal output - Google Patents
Acceleration overload switch with high and low pass two-way acceleration signal output Download PDFInfo
- Publication number
- CN101667507A CN101667507A CN200810068904A CN200810068904A CN101667507A CN 101667507 A CN101667507 A CN 101667507A CN 200810068904 A CN200810068904 A CN 200810068904A CN 200810068904 A CN200810068904 A CN 200810068904A CN 101667507 A CN101667507 A CN 101667507A
- Authority
- CN
- China
- Prior art keywords
- contact
- low pass
- contact system
- acceleration
- overload
- 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.)
- Pending
Links
Images
Landscapes
- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The invention discloses an acceleration overload switch with high and low pass two-way acceleration signal output, which comprises external contact systems, high and low pass contact systems, a limitsleeve, a spring, a guide sleeve, a sensitive mass block component, a frustum shell shaped contact, a guide key, an insulating lining, a fixed cover, a leading-out terminal, a contact piece, a spherical convex husk, a contact circle, an inner cone contact substrate, a through hole, a threaded hole and a common leading-out terminal, wherein the low pass contact system is arranged at the left end ofthe guide sleeve; the right end of the guide sleeve is provided with the sensitive mass block component, the spring, the limit sleeve and the high pass contact system in turn; and outer edges of thehigh and low pass contact systems are provided with the external contact systems respectively, and the external contact systems are arranged at the left end and the right end of the sensitive mass block component respectively. The acceleration overload switch with the high and low pass two-way acceleration signal output solves the requirements of the overload switch on high dynamical environment capacities such as high vibration resistance, high shock resistance and the like, improves the working reliability, meets weapon type facility and civilian use serving as an automatic control executionelement, has good market popularization prospect, and can acquire better economic and social benefits.
Description
Technical field
The present invention relates to a kind of overload cut-out, relate in particular to a kind of acceleration overload switch, belong to extraordinary executive component technical field with the output of high and low pass two-way acceleration signal.
Background technology
Aircraft needs the axial acceleration overload is detected in emission, boost motor separation or stage separation process, and can and send separation control signal according to the reliable energized of testing result control access, finish the connection of carry-on power supply control access and the separating controlling work of boost motor or inter-stage.This just requires a kind of output high pass acceleration signal in the time of can either reaching the defined threshold condition in acceleration overload value uphill process that has, the high and low pass two-way acceleration overload switch of output low pass acceleration signal in the time of can being returned to the defined threshold scope in acceleration overload value decline process again.The invention provides a kind of highly reliable acceleration overload switch with high and low pass two-way acceleration signal output, be used to experience the variation of aircraft axial acceleration, under the acceleration overload condition of regulation, connect carry-on power supply control access and boost motor or stage separation control circuit.
Summary of the invention
The technical problem to be solved in the present invention has provided a kind of highly reliable acceleration overload switch with high and low pass two-way acceleration signal output, be used to experience the variation of aircraft axial acceleration, under the acceleration overload condition of regulation, connect carry-on power supply control access and boost motor or stage separation control circuit.Generally, the low pass acceleration overload contact sets closure of overload cut-out, high pass acceleration overload contact sets disconnects; In the acceleration overload value uphill process, when the detected acceleration overload value of overload cut-out reaches the high pass action acceleration rate threshold condition of regulation, the low pass acceleration overload contact sets of overload cut-out disconnects, high pass acceleration overload contact sets is connected, output high pass acceleration overload signal is connected carry-on power supply control access; In flight course, when detected acceleration overload value drops to the low pass action acceleration rate threshold scope of regulation, the high pass acceleration overload contact sets of overload cut-out disconnects, low pass acceleration overload contact sets is connected, output low pass acceleration overload signal, boost motor or stage separation control circuit are connected, realized the boost motor or the stage separation of aircraft.
The present invention solves the problems of the technologies described above the technical scheme that adopts to be:
Acceleration overload switch with the output of high and low pass two-way acceleration signal mainly is made up of outer contacting system, high pass contact system, stop collar, spring, fairlead, responsive mass assembly, frustum shell shape contact, feather key, responsive mass, insulating bushing, low pass contact system, fixed cap, exit, hold-down screw, contact chip, spherical protruding bud, contact circle, inner cone contact-making surface, substrate, through hole, screwed hole, little substrate, large substrates, public exit.
Described insulating bushing is located in the stepped hole of fairlead left end, the low pass contact system is located at the fairlead left end, be provided with responsive mass assembly, spring, stop collar and high pass contact system successively at the fairlead right-hand member, two ends, the left and right sides are fixed by fixed cap respectively, be respectively equipped with the outer contacting system at high pass contact system and low pass contact system outside, fix by hold-down screw, described low pass contact system and high pass contact system are located at the two ends, the left and right sides of responsive mass assembly respectively, and spring, stop collar are located between high pass contact system and the responsive mass assembly.
Adopt the beneficial effect of technique scheme to be: the acceleration overload switch that the present invention relates to, for aircraft is being launched, axial acceleration overload situations in boost motor separation or the stage separation process has carried out detecting accurately, and can and send separation control signal according to the reliable energized of testing result control access, finish carry-on electricity be the invention has the beneficial effects as follows: the acceleration overload switch that the present invention relates to, for aircraft is being launched, axial acceleration overload situations in boost motor separation or the stage separation process has carried out detecting accurately, and can and send separation control signal according to the reliable energized of testing result control access, finish the connection of carry-on power supply control access and the separating controlling work of boost motor or inter-stage.The present invention has realized a frustum shell shape contact and four four point-contact junction structures that spherical contact is connected simultaneously by the mode of frustum shell shape contact being installed respectively at responsive mass assembly two ends and the outer contacting system being installed respectively on the basis of low, high pass contact system.Solve the requirement of the anti-high vibration of overload cut-out, anti-HI high impact contour mechanical environment ability, improved the functional reliability of overload cut-out.Can satisfy the supporting requirement of weapon model, also can be for the executive component use of control automatically of civilian do.The marketing prospect is good, can obtain better economic and social benefit.
Description of drawings
Fig. 1 is the section of structure that overload cut-out involved in the present invention is in no acceleration or output low pass acceleration overload signal condition;
Fig. 2 overload cut-out involved in the present invention is in the section of structure that acceleration reaches high pass action acceleration rate threshold state;
Fig. 3 is the A-A cutaway view of Fig. 1;
Fig. 4 is the B-B cutaway view of Fig. 2;
Fig. 5 is that overload cut-out involved in the present invention is installed the section of structure of outer contacting system at low pass contact system end;
Fig. 6 is that the C of Fig. 5 is to view;
Fig. 7 is that overload cut-out involved in the present invention is installed the section of structure of outer contacting system at low pass contact system end;
Fig. 8 is that the D of Fig. 7 is to view;
Fig. 9 is the section of structure of responsive mass assembly in the overload cut-out involved in the present invention;
Figure 10 is the section of structure of frustum shell shape contact in the overload cut-out involved in the present invention;
Figure 11 is the section of structure of contact chip in the overload cut-out involved in the present invention.
Among the figure: 1-outer contacting system, 2-high pass contact system, the 3-stop collar, the 4-spring, the 5-fairlead, the responsive mass assembly of 6-, 7-frustum shell shape contact, the 8-feather key, the responsive mass of 9-, the 10-insulating bushing, 11-low pass contact system, the 12-fixed cap, the 13-exit, the 14-hold-down screw, the 15-contact chip, the spherical protruding bud of 16-, 17-contacts circle, 18-inner cone contact-making surface, the 19-substrate, the 20-through hole, the 20a-through hole, the 20b-through hole, the 21-screwed hole, the little substrate of 22-, the 23-large substrates, the public exit of 24-.
Embodiment
The present invention is further detailed explanation below in conjunction with accompanying drawing.
The present invention is mainly by outer contacting system 1, high pass contact system 2, stop collar 3, spring 4, fairlead 5, responsive mass assembly 6, frustum shell shape contact 7, feather key 8, responsive mass 9, insulating bushing 10, low pass contact system 11, fixed cap 12, exit 13, hold-down screw 14, contact chip 15, spherical protruding luxuriant 16, contact circle 17, inner cone contact-making surface 18, substrate 19, through hole 20,20a, 20b, screwed hole 21, little substrate 22, large substrates 23, public exit 24 is formed.As shown in Figure 1, 2, during assembling, earlier insulating bushing 10 is put into the stepped hole of fairlead 5 left ends, reinstalled low pass contact system 11, low pass contact system 11 is fixed on the left end of fairlead 5 by fixed cap 12.Successively by the right-hand member of fairlead 5 pack into responsive mass assembly 6, spring 5, stop collar 3 and high pass contact system 2, fix then by fixed cap 12.At last be respectively charged into outer contacting system 1, fix by hold-down screw 14 in the outside of high pass contact system 2 and low pass contact system 11.Make low pass contact system 11 and high pass contact system 2 be arranged in the two ends, the left and right sides of responsive mass assembly 6 like this, spring 4 and stop collar 3 are between high pass contact system 1 and responsive mass assembly 6.
Constitute a switch that is similar to single-pole double throw by low pass contact system 11, responsive mass assembly 6 and high pass contact system 2.Constitute low pass acceleration overload contact sets by common together the frustum shell shape contact 7 of each two contact chip 15 of low pass contact system 11 and outer contacting system 1 with responsive mass assembly 6 left ends; The common together frustum shell shape contact 7 with responsive mass assembly 6 right-hand members of two contact chips 15 of each of high pass contact system 2 and outer contacting system constitutes high pass acceleration overload contact sets.Constitute the overload sensor by spring 4, responsive mass assembly 6 and fairlead 5, this overload sensor is typical " spring-quality " system, and its responsive mass equation of motion meets Newton's second law F=ma.Generally, because the effect of spring 4 power is connected the frustum shell shape contact 7 of responsive mass assembly 6 left ends and the contact chip 15 of low pass contact system 11 and left end outer contacting system 1, see state shown in Figure 1; In the acceleration uphill process, responsive mass assembly 6 produces inertia force F=ma under the effect of acceleration, compression spring 4 produces displacement, when acceleration rises to certain value, the frustum shell shape contact 7 of responsive mass assembly 6 left ends disconnects with the contact chip of low pass contact system 11 and left end outer contacting system 1 15, when acceleration further rises the high pass action acceleration rate threshold condition that reaches regulation, the frustum shell shape contact 7 of responsive mass assembly 6 right-hand members is connected with the contact chip of high pass contact system 2 and right-hand member outer contacting system 1 15, output high pass acceleration overload signal is seen state shown in Figure 2; In flight course, when detected acceleration overload value drops to certain value, the frustum shell shape contact 7 of responsive mass assembly 6 right-hand members disconnects with the contact chip of high pass contact system 2 and right-hand member outer contacting system 1 15, when acceleration further descends the low pass action acceleration rate threshold condition that is returned to regulation, the frustum shell shape contact 7 of responsive mass assembly 6 left ends is connected with the contact chip of low pass contact system 11 and left end outer contacting system 1 15, output low pass acceleration overload signal is seen state shown in Figure 1.
As shown in Figure 3, outer contacting system 1 is behind the low pass contact system 11 of packing into, the common together formation of on two contact chips 15 of each of outer contacting system 1 and low pass contact system 11 spherical protruding luxuriant 16 contacts circle 17, and this contact circle 17 constitutes low pass acceleration overload contact sets with the inner cone contact-making surface 18 of the frustum shell shape contact 7 of responsive mass assembly 6 left ends.Because this low pass acceleration overload contact sets is to constitute with inner cone contact-making surface 18 by 4 spherical protruding luxuriant 16, be multiple spot contact structures, so both solve the requirement of the anti-high vibration of overload cut-out, anti-HI high impact contour mechanical environment ability, improved the functional reliability of overload cut-out simultaneously again.
As shown in Figure 4, outer contacting system 1 is behind the high pass contact system 2 of packing into, the common together formation of on two contact chips 15 of each of outer contacting system 1 and high pass contact system 2 spherical protruding luxuriant 16 contacts circle 17, and this contact circle 17 constitutes high pass acceleration overload contact sets with the inner cone contact-making surface 18 of the frustum shell shape contact 7 of responsive mass assembly 6 left ends.Because this high pass acceleration overload contact sets is to constitute with inner cone contact-making surface 18 by 4 spherical protruding luxuriant 16, be multiple spot contact structures, so both solve the requirement of the anti-high vibration of overload cut-out, anti-HI high impact contour mechanical environment ability, improved the functional reliability of overload cut-out simultaneously again.
Shown in Fig. 5,6, have two through holes 20 and two screwed holes 21 on the substrate 19 of low pass contact system 11, through hole 20 can make two contact chips 15 of outer contacting system 1 pass through the substrate 19 of low pass contact system 11 smoothly.Also have two through hole 20a and three aperture 20b on the little substrate 22 of outer contacting system 1, through hole 20a passes the path of little substrate 22 as two exits 13 of low pass contact system 11.Low pass contact system 11 is packed into after fairlead 5 fixes by fixed cap 12, two contact chips 15 of outer contacting system 1 enter low pass contact system 11 by two through holes 20 of substrate 19, with two contact chips 15 of low pass contact system 11, form contact circle 17 by four spherical protruding luxuriant 16 of four contact chips 15.
Shown in Fig. 7,8, have two through holes 20 and two screwed holes 21 on the large substrates 23 of high pass contact system 2, through hole 20 can make two contact chips 15 of outer contacting system 1 pass through the large substrates 23 of high pass contact system 2 smoothly.Also have two through hole 20a and three aperture 20b on the little substrate 22 of outer contacting system 1, through hole 20a passes the path of little substrate 22 as two exits 13 of high pass contact system 2, and a middle aperture 20b is the path that the public exit 24 of high pass contact system 2 passes little substrate 22.High pass contact system 2 is packed into after fairlead 5 fixes by fixed cap 12, two contact chips 15 of outer contacting system 1 enter high pass contact system 2 by two through holes 20 of large substrates 22, with two contact chips 15 of high pass contact system 2, form contact circle 17 by four spherical protruding luxuriant 16 of four contact chips 15.
As shown in Figure 9, the center at responsive mass 9 two ends all makes cone-shaped inner hole, after frustum shell shape contact 7 is respectively charged into the cone-shaped inner hole of responsive mass 9, by the method for welding frustum shell shape contact 7 and responsive mass 9 is welded together.The outer round surface of responsive mass 9 is processed a rectangular recess, is used for installing rectangle feather key 8.So responsive mass assembly 6 is behind the fairlead 5 of packing into, because the spline effect of rectangle feather key 8, thereby guaranteed that the contact position between responsive mass assembly 6 and the fairlead 5 can not change, improved the stability of overload cut-out acceleration overload value thus.
As shown in figure 10, frustum shell shape contact 6 is the frustum structure of a thin-wall case shape, adopt banded contact contact material to carry out punch forming by mould, inner cone contact-making surface 18 surface smoothness height after the moulding efficiently solve the problem that the surface roughness of the cone-shaped inner hole of responsive mass 9 processing can not meet the demands.
As shown in figure 11, be processed into spherical protruding luxuriant 16, spherical protruding luxuriant 16 in the contact site of contact chip 15 front ends and can well form Contact Pair, effectively improved the reliability of contact with the inner cone contact-making surface 18 of frustum shell shape contact 6.Tail end is rolled into a cylindrical hole, is enclosed within on the exit 13, by welding contact chip 15 and exit 13 is linked together reliably.
Claims (10)
1, acceleration overload switch with the output of high and low pass two-way acceleration signal, it is characterized in that: mainly by outer contacting system (1), high pass contact system (2), stop collar (3), spring (4), fairlead (5), responsive mass assembly (6), frustum shell shape contact (7), feather key (8), responsive mass (9), insulating bushing (10), low pass contact system (11), fixed cap (12), exit (13), hold-down screw (14), contact chip (15), spherical protruding bud (16), contact circle (17), inner cone contact-making surface (18), substrate (19), through hole (20,20a, 20b), screwed hole (21), little substrate (22), large substrates (23), public exit (24) is formed, described insulating bushing (10) is located in the stepped hole of fairlead (5) left end, low pass contact system (11) is located at fairlead (5) left end, be provided with responsive mass assembly (6) successively at fairlead (5) right-hand member, spring (5), stop collar (3) and high pass contact system (2), two ends, the left and right sides are fixing by fixed cap (12) respectively, be respectively equipped with outer contacting system (1) at high pass contact system (2) and low pass contact system (11) outside, fixing by hold-down screw (14), described low pass contact system (11) and high pass contact system (2) are located at the two ends, the left and right sides of responsive mass assembly (6), spring (4) respectively, stop collar (3) is located between high pass contact system (1) and the responsive mass assembly (6).
2, overload cut-out according to claim 1 is characterized in that: the substrate (19) of described low pass contact system (11) is provided with two through holes and two screwed holes.
3, overload cut-out according to claim 1 is characterized in that: the little substrate (22) of described outer contacting system (1) is provided with two through holes and three apertures.
4, overload cut-out according to claim 1 is characterized in that: the large substrates (23) of described high pass contact system (2) is provided with two through holes and two screwed holes.
5, overload cut-out according to claim 1 is characterized in that: the tapered endoporus in center at described responsive mass (9) two ends.
6, overload cut-out according to claim 1 is characterized in that: described frustum shell shape contact (7) is welded in responsive mass (9) cone-shaped inner hole.
7, overload cut-out according to claim 1 is characterized in that: described responsive mass (9) outer round surface is provided with rectangular recess.
8, overload cut-out according to claim 1 is characterized in that: described feather key (8) is a rectangle.
9, overload cut-out according to claim 1 is characterized in that: described feather key (8) is located on responsive mass (9) groove.
10, overload cut-out according to claim 1 is characterized in that: described contact chip (15) front end is provided with spherical protruding bud (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810068904A CN101667507A (en) | 2008-09-04 | 2008-09-04 | Acceleration overload switch with high and low pass two-way acceleration signal output |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810068904A CN101667507A (en) | 2008-09-04 | 2008-09-04 | Acceleration overload switch with high and low pass two-way acceleration signal output |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101667507A true CN101667507A (en) | 2010-03-10 |
Family
ID=41804076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810068904A Pending CN101667507A (en) | 2008-09-04 | 2008-09-04 | Acceleration overload switch with high and low pass two-way acceleration signal output |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101667507A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163311A (en) * | 2011-12-08 | 2013-06-19 | 贵州航天电器股份有限公司 | Detection clamp and detection method special for action acceleration of overload switch |
| CN108899246A (en) * | 2018-08-15 | 2018-11-27 | 贵州航天电器股份有限公司 | A kind of acceleration overload absorbing switching device |
| CN110517930A (en) * | 2019-09-30 | 2019-11-29 | 桂林航天电子有限公司 | A kind of bidirectional acceleration overload relay and its operation method |
| CN110739178A (en) * | 2019-09-16 | 2020-01-31 | 北京空间机电研究所 | acceleration switch with single mass block of double springs |
-
2008
- 2008-09-04 CN CN200810068904A patent/CN101667507A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163311A (en) * | 2011-12-08 | 2013-06-19 | 贵州航天电器股份有限公司 | Detection clamp and detection method special for action acceleration of overload switch |
| CN103163311B (en) * | 2011-12-08 | 2014-12-10 | 贵州航天电器股份有限公司 | Detection clamp and detection method special for action acceleration of overload switch |
| CN108899246A (en) * | 2018-08-15 | 2018-11-27 | 贵州航天电器股份有限公司 | A kind of acceleration overload absorbing switching device |
| CN110739178A (en) * | 2019-09-16 | 2020-01-31 | 北京空间机电研究所 | acceleration switch with single mass block of double springs |
| CN110739178B (en) * | 2019-09-16 | 2022-07-29 | 北京空间机电研究所 | Double-spring single-mass acceleration switch |
| CN110517930A (en) * | 2019-09-30 | 2019-11-29 | 桂林航天电子有限公司 | A kind of bidirectional acceleration overload relay and its operation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101667507A (en) | Acceleration overload switch with high and low pass two-way acceleration signal output | |
| CN106952727A (en) | A kind of noinductive capacitor | |
| CN110648880A (en) | Universal inertial switch | |
| CN103256868B (en) | Integrated grounding piezoelectric fuze | |
| CN105244978A (en) | Unmanned aerial vehicle battery management system and method | |
| CN209071396U (en) | Battery core cover board and vehicle | |
| CN206998221U (en) | A kind of riveted construction | |
| CN101369499B (en) | High-precision overload switch | |
| CN202840126U (en) | Plug with earth-leakage protection function | |
| CN106766099A (en) | Chassis assembly for household electrical appliance and the household electrical appliance with it | |
| CN205254000U (en) | Screw tap high -efficient forging and pressing device of handle that contracts | |
| CN210378887U (en) | Universal inertial switch | |
| CN210040836U (en) | Eight-edge eight-point press-connection die for new energy shielding ring | |
| CN202360538U (en) | Positioning pin and spindle sleeve | |
| CN207398254U (en) | A kind of power lithium-ion battery cover board monopole column draws negative end plate cylindrical structure | |
| CN110927415A (en) | Claw-spring type high-frequency spring probe applied to 5G | |
| CN202239422U (en) | Rapid hydraulic forging press | |
| CN202695189U (en) | High-strength direct-voltage type auxiliary switch | |
| CN114069129A (en) | System, human-computer interaction equipment and battery fixing device | |
| CN201355743Y (en) | Forming mold of jacks of connector | |
| CN205806620U (en) | A kind of electromagnetic valve for automobile oil-way switch | |
| CN206098296U (en) | Novel relay structure | |
| CN103324213A (en) | Basic structure of pressure controller and pressure controller | |
| CN213072059U (en) | Bus capable of adjusting temperature | |
| CN203130421U (en) | Energy-saving non-electric air compressor automatic drainage device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20100310 |