CN208125813U - A kind of online inner walkway circuit of priming system and priming system control test module - Google Patents
A kind of online inner walkway circuit of priming system and priming system control test module Download PDFInfo
- Publication number
- CN208125813U CN208125813U CN201820503588.6U CN201820503588U CN208125813U CN 208125813 U CN208125813 U CN 208125813U CN 201820503588 U CN201820503588 U CN 201820503588U CN 208125813 U CN208125813 U CN 208125813U
- Authority
- CN
- China
- Prior art keywords
- priming system
- comparator
- circuit
- input terminal
- inverting input
- 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.)
- Active
Links
Landscapes
- Fire Alarms (AREA)
Abstract
The utility model discloses a kind of online inner walkway circuits of priming system and priming system to control test module, and the online inner walkway circuit of the priming system includes power supply, filter capacitor and multistage test module；Test module is made of comparator and dropping resistor, the inverting input terminal of comparator described in adjacent two-stage connects, dropping resistor is connected between the non-inverting input terminal of adjacent two stage comparator, the output end of comparator is measurement end, power supply is connect by First grade divider resistance with the non-inverting input terminal of chopped-off head comparator, power supply is connect by the second chopped-off head divider resistance with test product, and the inverting input terminal of comparator is accessed, the non-inverting input terminal of last stage comparator also passes through final stage divider resistance and connect with the end GND；Priming system includes the online inner walkway circuit of priming system.The online inner walkway circuit integration of the priming system of the utility model, without removing priming system from equipment, not only increases the accuracy of test data, and avoid security risk caused by testing using dismounting mode on priming system Control card in this way.
Description
Technical field
The utility model belongs to priming system technical field, and in particular to a kind of online inner walkway circuit of priming system and firer
Product control test module.
Background technique
Priming system, also known as fire tool, are equipped with gunpowder or explosive, burning or explosion are generated after by environmental stimuli, with the fire that ignites
Medicine, ignition charge or do mechanical work disposable component and device general name.
In missile flight engineering, whether the working condition of priming system normally determines that can guided missile pinpointing.
Priming system needs to be tested for the property before work or after work, to guarantee the normal work of priming system, in order to avoid cause danger
The generation of accident.When traditional priming system performance detection, needs to remove priming system from equipment and do static inner walkway.This inspection
Caused by survey method the result is that：Test is inconvenient, while internal resistance detection process and not meeting priming system practical situations, in this way
It is inaccurate to be easy to cause test result, or even there are security risks.
Therefore, online inner walkway is carried out to priming system in the case where restoring priming system working environment, that is, meets firer
Product practical application situation, and there is quick and precisely property.Again this, it is very necessary for devising a kind of online inner walkway circuit of priming system
's.
Utility model content
The technical problem to be solved by the utility model is in view of the deficiency of the prior art, provide a kind of firer
The online inner walkway circuit of product.The online inner walkway circuit integration of the priming system is not necessarily on priming system Control card by firer
Product are removed from equipment, ensure that priming system carries out inner walkway under working environment, specifically when test, need to only pass through program control
Priming system is switched to inner walkway circuit, and is physically isolated with firing circuit by circuit switching processed, not only increases test in this way
The accuracy and safety of data, and avoid security risk caused by testing in the prior art using dismounting mode.
In order to solve the above technical problems, the technical solution adopted in the utility model is a kind of online inner walkway electricity of priming system
Road, it is characterised in that：The priming system inner walkway circuit integration is on priming system Control card, the priming system inner walkway
Circuit includes power supply, filter capacitor and the multistage test module with stepwise voltage drop；The test module by comparator and
Dropping resistor forms, the inverting input terminal connection of comparator described in adjacent two-stage, the homophase input of comparator described in adjacent two-stage
The dropping resistor is connected between end, the output end of the comparator is measurement end, and the power supply passes through First fraction piezoelectricity
Resistance is connect with the non-inverting input terminal of comparator described in chopped-off head, and the power supply is by the second chopped-off head divider resistance compared with described in chopped-off head
The inverting input terminal of device connects, and the second chopped-off head divider resistance other end is simultaneously connect with test product, comparator described in final stage
Non-inverting input terminal also pass through final stage divider resistance and connect with the end GND, comparator described in one end of the filter capacitor and chopped-off head
Inverting input terminal connection, the filter capacitor the other end ground connection.
A kind of above-mentioned online inner walkway circuit of priming system, it is characterised in that：The final stage divider resistance is parallel with flat wave
Capacitor.
A kind of above-mentioned online inner walkway circuit of priming system, it is characterised in that：The output end of the comparator also passes through electricity
Resistance connects to power supply, and is connected with protection capacitor between the power end and ground terminal of the comparator.
A kind of above-mentioned online inner walkway circuit of priming system, it is characterised in that：Comparator described in adjacent two-stage it is same mutually defeated
The resistance value for entering to connect the dropping resistor between end is equal.
The invention also discloses a kind of priming systems for being able to carry out online inner walkway to control test module, specific to survey
When examination, priming system can be switched to inner walkway circuit from firing circuit, and then detect to priming system internal resistance, feature
It is：Including the online inner walkway circuit of any of the above-described priming system and firing circuit.
The utility model has the following advantages that compared with prior art：
1. the online inner walkway circuit of the priming system of the utility model passes through the multistage test mould with stepwise voltage drop
Block carries out inner walkway, and structure is simple, convenient test, and the online inner walkway circuit integration of the priming system is controlled in priming system
On board, in specific test, without removing to priming system, priming system only need to be switched to inner walkway circuit, realized
On-line testing.
2. the specific online inner walkway circuit of the priming system of the utility model, improves the practical of entire priming system in this way
Property, promptly and accurately internal resistance can be tested, and the real-time testing in the case where restoring priming system working environment.
In conclusion the online inner walkway circuit integration of priming system of the utility model design is in priming system Control card
On, without removing priming system from equipment, it ensure that priming system carries out inner walkway under working environment, when specific test,
It need to only be switched by sequence circuit, priming system is switched to inner walkway circuit, not only increases test data in this way
Accuracy, and avoid security risk caused by testing in the prior art using dismounting mode.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is a kind of circuit connection diagram of embodiment of the online inner walkway circuit of the utility model priming system.
Specific embodiment
A kind of online inner walkway circuit of priming system as shown in Figure 1, the priming system inner walkway circuit integration is in fire
On work product Control card, the priming system inner walkway circuit includes that power supply, filter capacitor and multistage have stepwise voltage drop
Test module；The test module is made of comparator and dropping resistor, the inverting input terminal of comparator described in adjacent two-stage
It connects, connects the dropping resistor between the non-inverting input terminal of comparator described in adjacent two-stage, the output end of the comparator is
Measurement end, the power supply are connect by First grade divider resistance with the non-inverting input terminal of comparator described in chopped-off head, the power supply
It is connect by the second chopped-off head divider resistance with the inverting input terminal of comparator described in chopped-off head, the second chopped-off head divider resistance is another
It holds and is connect with test product, the non-inverting input terminal of comparator described in final stage also passes through final stage divider resistance and connect with the end GND, institute
State filter capacitor one end and chopped-off head described in comparator inverting input terminal between, the other end of the filter capacitor is grounded.
In the present embodiment, the power supply passes through the homophase input of comparator described in First grade divider resistance R246 and chopped-off head
End connection, power supply also pass through the second chopped-off head divider resistance R247 and connect with the inverting input terminal of comparator described in chopped-off head, final stage institute
The non-inverting input terminal for stating comparator also passes through final stage divider resistance R248 and connect with the end GND；Since power supply passes through the second chopped-off head point
It is connect with the inverting input terminal of the multistage comparator after piezoresistance R247, and the other end of the second chopped-off head divider resistance R247
It is connect with test product, i.e., the inverting input terminal voltage of the multistage comparator is equal, but is compared as described in adjacent two-stage
Compared with the dropping resistor is connected between the non-inverting input terminal of device, cause to have between the non-inverting input terminal of the multistage comparator in this way
There is stepwise voltage drop, the internal resistance value of priming system is determined by the output end of every grade of comparator.
As shown in Figure 1, the power supply is -5VA, the parameter of the second chopped-off head divider resistance R247 is 62 Ω, 0.5W, First
The parameter of grade divider resistance R24 is 62 Ω, and the parameter of 0.5W, final stage divider resistance R248 are 0.5 Ω, 0.5W, the comparator
With 24 grades, the parameter of the dropping resistor connected between the non-inverting input terminal of comparator described in adjacent two-stage is 0.1 Ω,
0.5W；As shown in Figure 1, the output end L24 of comparator described in final stage is lowest order, comparator described in chopped-off head when specific test
Output end L1 is highest order, is detected the comparator described in the final stage, until the xth grade comparator output terminal Lx is 1, then may be used
The priming system internal resistance value is judged for 0.5+0.1 (x-1), for example, when the 24th grade of comparator output terminal L24 of test is the 0, the 23rd
The grade comparator output terminal L23 is 0, until the 10th grade of comparator output terminal L10 is 1, then priming system internal resistance value is 0.5
+ 0.1* (10-1)=1.4 Ω.
When it is implemented, the setting series of the test module can determine according to the performance parameter of the practical priming system tested
It is fixed, while needing to guarantee that influence of the circuit ripple to the online inner walkway circuit of entire priming system is minimum.
As shown in Figure 1, the filter capacitor includes filter capacitor C85 and filter capacitor C118, the filter in the present embodiment
Wave capacitor C85 and filter capacitor C118 are in parallel, and one end of filter capacitor C85 and one end of filter capacitor C118 are both connected to chopped-off head
The inverting input terminal of the comparator connects, and filter capacitor C85 and filter capacitor C118 in parallel is arranged and is able to carry out preferably
Filtering improves the accuracy of the online inner walkway circuit internal resistance value test of entire priming system.
In the present embodiment, as shown in Figure 1, the final stage divider resistance R248 is parallel with flat wave capacitor C86.
In the present embodiment, as shown in Figure 1, the output end of the comparator is also connected to power supply by resistance, the comparison
Protection capacitor is connected between the power end and ground terminal of device, the resistance can enhance the drive of entire online inner walkway circuit
Kinetic force.
In the present embodiment, as shown in Figure 1, connecting the decompression electricity between the non-inverting input terminal of comparator described in adjacent two-stage
The resistance value of resistance is equal, is convenient for subsequent calculating priming system internal resistance value in this way.
The utility model additionally provides a kind of priming system control test module, and it includes firer which, which controls test module,
The online inner walkway circuit of product and firing circuit.When needing the internal resistance to priming system to test, firing circuit need to only be cut
Shift to inner walkway circuit, wherein switch over using relay, realize the physics of online inner walkway circuit and firing circuit
Isolation, convenient test improves the accuracy of test data, while also having ensured the safety of operating personnel, avoids peril
Generation.
The above is only the preferred embodiment of the utility model, not imposes any restrictions to the utility model, all
According to any simple modification to the above embodiments of the utility model technical spirit, change and equivalent structural changes, still
Belong in the protection scope of technical solutions of the utility model.
Claims (5)
1. a kind of online inner walkway circuit of priming system, it is characterised in that：The priming system inner walkway circuit integration is in firer
On product Control card, the priming system inner walkway circuit includes that there is stepwise voltage to drop for power supply, filter capacitor and multistage
Test module；The test module is made of comparator and dropping resistor, and the inverting input terminal of comparator described in adjacent two-stage connects
It connects, the dropping resistor is connected between the non-inverting input terminal of comparator described in adjacent two-stage, the output end of the comparator is to survey
End is measured, the power supply is connect by First grade divider resistance with the non-inverting input terminal of comparator described in chopped-off head, and the power supply is logical
It crosses the second chopped-off head divider resistance to connect with the inverting input terminal of comparator described in chopped-off head, the second chopped-off head divider resistance other end
And connect with test product, the non-inverting input terminal of comparator described in final stage also passes through final stage divider resistance and connect with the end GND, described
The inverting input terminal of comparator described in one end of filter capacitor and chopped-off head connects, the other end ground connection of the filter capacitor.
2. the online inner walkway circuit of a kind of priming system according to claim 1, it is characterised in that：The final stage partial pressure electricity
Resistance is parallel with flat wave capacitor.
3. the online inner walkway circuit of a kind of priming system according to claim 1, it is characterised in that：The comparator it is defeated
Outlet is also connected to power supply by resistance, is connected with protection capacitor between the power end and ground terminal of the comparator.
4. the online inner walkway circuit of a kind of priming system according to claim 1, it is characterised in that：Compare described in adjacent two-stage
It is equal compared with the resistance value for connecting the dropping resistor between the non-inverting input terminal of device.
5. a kind of priming system controls test module, it is characterised in that：Including claim 1 to claim 3 it is any as described in
The online inner walkway circuit of priming system and firing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820503588.6U CN208125813U (en) | 2018-04-10 | 2018-04-10 | A kind of online inner walkway circuit of priming system and priming system control test module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820503588.6U CN208125813U (en) | 2018-04-10 | 2018-04-10 | A kind of online inner walkway circuit of priming system and priming system control test module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208125813U true CN208125813U (en) | 2018-11-20 |
Family
ID=64190062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820503588.6U Active CN208125813U (en) | 2018-04-10 | 2018-04-10 | A kind of online inner walkway circuit of priming system and priming system control test module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208125813U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208621A (en) * | 2019-06-06 | 2019-09-06 | 蓝箭航天空间科技股份有限公司 | Carrier rocket priming system path testing system and test method |
-
2018
- 2018-04-10 CN CN201820503588.6U patent/CN208125813U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208621A (en) * | 2019-06-06 | 2019-09-06 | 蓝箭航天空间科技股份有限公司 | Carrier rocket priming system path testing system and test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE102010000953B4 (en) | System and method for testing a power supply | |
| CN103913663B (en) | Online detection method and protection device for direct current system arc faults | |
| CN101002016B (en) | Ion current detecting apparatus for internal combustion engine | |
| CN111006889B (en) | Fire extinguishing simulation test system and method suitable for power cabin | |
| CN208125813U (en) | A kind of online inner walkway circuit of priming system and priming system control test module | |
| US11047899B2 (en) | High frequency arc fault detection | |
| CN1244798C (en) | Device for error recognition in digital signal evalation unit | |
| CN102454529A (en) | High-energy monomode plasma ignition system capable of detecting ionization | |
| CN201600429U (en) | Electric leakage detector for electronic detonator network | |
| CN111006834A (en) | Method for real-time monitoring and evaluation of battery collision damage based on sensor signals | |
| CN105675304A (en) | Automobile engine on-line monitoring system | |
| CN113985179B (en) | Detonation full-state simulation detection system and method for electronic delay module | |
| US11016133B2 (en) | Arc fault detection with sense wire monitoring | |
| CN201126457Y (en) | Electric leakage detection apparatus | |
| CN114993122B (en) | Test system and method for simulating small hole distance tunneling surface blasting electrostatic interference | |
| KR20210025260A (en) | non-inductive variable potentiometer for ECU HILS system in automotive electronics | |
| CN107764143A (en) | A kind of all-electronin fuse tester and its method of testing for carrying out high-precision bus communication delays time to control | |
| CN115616445A (en) | High-precision fuse tester capable of conducting leakage current test and test method | |
| CN109270416B (en) | Inflation line discharge test system and method under different rising edge steep wave overvoltage | |
| CN107449980A (en) | A kind of method for evaluating intelligent assembly tolerance Ground Electric Potential Rise ability | |
| CN110618393B (en) | Special tester for high-voltage ignition power supply of solid rocket engine | |
| CN109884399B (en) | Low-voltage test circuit and method for loop resistance of initiating explosive device | |
| Gabor et al. | An innovative method for testing electronic detonating caps regarding sensitivity to electrostatic discharges | |
| CN219777814U (en) | Saturation discriminating device of common mode inductance | |
| CN108957264B (en) | GIS test system and method under action of VFTO and lightning overvoltage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |