CN217332541U - Electrical contact test equipment based on single chip microcomputer control - Google Patents
Electrical contact test equipment based on single chip microcomputer control Download PDFInfo
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- CN217332541U CN217332541U CN202220535167.8U CN202220535167U CN217332541U CN 217332541 U CN217332541 U CN 217332541U CN 202220535167 U CN202220535167 U CN 202220535167U CN 217332541 U CN217332541 U CN 217332541U
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- chip microcomputer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model relates to the technical field of contact testing, in particular to an electric contact testing device based on single chip microcomputer control, which comprises a top plate, a bottom plate, an adjustable power supply and a single chip microcomputer which are arranged at intervals, wherein a longitudinal plate and a reset spring are respectively arranged between the top plate and the bottom plate; one electrode of the adjustable power supply is connected with the moving contact universal clamp through a counter, and the other electrode of the adjustable power supply is connected with the static contact universal clamp; the singlechip is connected with a self-locking switch and is used for controlling the on and off of the self-locking switch; the power supply is connected with the electromagnet through the self-locking switch; the utility model discloses use electro-magnet, armature, spring isotructure to simulate the operational environment of contact in electromagnetic relay, promoted the accuracy of electrical contact test.
Description
Technical Field
The utility model relates to a contact test technical field, concretely relates to electric contact test equipment based on single chip microcomputer control.
Background
The electric contact testing equipment is mainly applied to the aspect of contact function testing. The contact is one of the key components of the switching electric appliance, and the main performance and the service life of the switching electric appliance are greatly determined by the quality of the contact material. The test of the performance parameters of the contact is very important for improving the performance of the contact.
The existing electric contact test equipment has a certain difference with the actual working environment of the contact, and most of the equipment can only detect the contacts of the same type, so that the applicability is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an electrical contact test equipment based on single chip microcomputer control.
In order to solve the technical problem, the utility model discloses a technical scheme be:
an electric contact test device based on single chip microcomputer control comprises a top plate, a bottom plate, an adjustable power supply, a power supply and a single chip microcomputer, wherein a longitudinal plate and a reset spring are arranged between the top plate and the bottom plate respectively, the upper end and the lower end of the reset spring are fixedly connected to the top plate and the bottom plate respectively, an electromagnet and a movable contact universal clamp are arranged on the same side of the longitudinal plate respectively, the electromagnet is fixed on the bottom plate, the universal contact clamp is fixed at the tail end of the top plate, an armature is arranged above the electromagnet and fixed on the top plate, a static contact universal clamp is arranged below the movable contact universal clamp, and the static contact clamp is fixedly arranged on a platform;
one electrode of the adjustable power supply is connected with the moving contact universal clamp through a counter, and the other electrode of the adjustable power supply is connected with the static contact universal clamp;
the single chip microcomputer is connected with a self-locking switch and is used for controlling the on and off of the self-locking switch; the power supply is connected with the electromagnet through the self-locking switch.
Preferably, the upper end of the longitudinal plate is fixedly connected with the top plate, and the lower end of the longitudinal plate is hinged to the bottom plate. Or the upper end of the longitudinal plate is hinged on the top plate, and the lower end of the longitudinal plate is fixedly connected with the bottom plate.
Preferably, the return spring is positioned on the left side or the right side of the longitudinal plate.
Preferably, the platform is a fine adjustment platform.
Preferably, the other electrode of the adjustable power supply is connected with the static contact universal clamp through a rheostat.
The beneficial effects of the utility model reside in that:
the utility model relates to a novelty, use convenient, thereby through 51 single chip microcomputer control self-locking switch-on, disconnection control electromagnetism iron break-make electricity, the adjustability is strong. When the electromagnet is electrified, the electromagnet has magnetic force, the attraction force of the electromagnet is greater than the elastic force of the reset spring, and the armature iron drives the top plate to move downwards under the action of the magnetic force; when the electromagnet is powered off, the spring force is released to drive the top plate to return to the initial position. The testing mode that this application adopted is unanimous with electromagnetic type relay principle, has reduced the operational environment of contact in the relay to the at utmost, makes the test result more accurate. In addition, the contact is fixed by the universal clamp, so that the contact is not required to be riveted, the time is saved, the testable range is wide, the application range of the electric contact testing device is widened, and the electric contact testing device is suitable for further popularization and application.
Drawings
Fig. 1 is a schematic connection diagram of the present invention.
The designations in the drawings are as follows:
a top plate-1; a bottom plate-2; a longitudinal plate-3; a return spring-4; electromagnet-5; an armature-6; a moving contact universal clamp-7; a static contact universal clip-8; a platform-9; a self-locking switch-10; a power supply-11; a singlechip-12; an adjustable power supply-13; a counter-14; a varistor-15.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1
Referring to the attached figure 1, the electric contact testing equipment based on single chip microcomputer control comprises a top plate 1, a bottom plate 2, an adjustable power supply 13 (the specific model of the adjustable power supply 13 is MP6020D), a power supply 11 (the specific model of the power supply 11 is S-50-24) and a single chip microcomputer 12 (the single chip microcomputer 12 adopts 51 single chip microcomputers) which are arranged at intervals, a longitudinal plate 3 and a reset spring 4 are respectively arranged between the top plate 1 and the bottom plate 2, the upper end of the longitudinal plate 3 is fixedly connected with the top plate 1, and the lower end of the longitudinal plate 3 is hinged to the bottom plate 2; the reset spring 4 is positioned on the left side of the longitudinal plate 3, the upper end and the lower end of the reset spring 4 are respectively and fixedly connected to the top plate 1 and the bottom plate 2, and the reset spring 4 is in a loose state in an initial standing state; an electromagnet 5 and a movable contact universal clamp 7 are respectively arranged on the same side of the longitudinal plate 3, the electromagnet 5 is fixed on the bottom plate 2, the movable contact universal clamp 7 is fixed at the tail end of the top plate 1, an armature 6 is arranged above the electromagnet 5, the armature 6 is fixed on the top plate 1, a static contact universal clamp 8 is arranged below the movable contact universal clamp 7, and the static contact universal clamp 8 is fixedly arranged on a platform 9; the platform 9 is a fine adjustment platform, and the distance between the static contact universal clamp 8 and the moving contact universal clamp 7 can be adjusted through adjustment of the fine adjustment platform.
The adjustable power supply 13 is provided with a positive electrode and a negative electrode, wherein any electrode is connected with the movable contact universal clamp 7 through a counter 14 (the specific model of the counter 14 is H7ET-BVLM), and the other electrode of the adjustable power supply 13 is connected with the fixed contact universal clamp 8 through a rheostat 15. The varistor 15 is used as an electric appliance in the circuit to prevent short circuit. The moving contact universal clamp 7 and the static contact universal clamp 8 are both copper clamping drills, and a contact to be detected is locked and fixed at the tail ends of the copper clamping drills when the moving contact universal clamp is used.
The singlechip 12 is connected with a self-locking switch 10 and is used for controlling the on and off of the self-locking switch 10; the power supply 11 is connected with the electromagnet 5 through the self-locking switch 10. The self-locking switch 10 is a conventional existing component, and is XY-GMOS.
The working principle is as follows:
when in use, the moving contact and the static contact to be tested are respectively arranged on the moving contact universal clamp 7 and the static contact universal clamp 8. When a contact test is carried out, the power supply 11 continuously supplies power to the self-locking switch 10, and the 51 single chip microcomputer controls the self-locking switch 10 to be periodically switched on and off; when the self-locking switch 10 is switched on, the power supply 11 supplies power to the electromagnet 8; when the self-locking switch 10 is turned off, the electromagnet 5 is powered off. When the electromagnet 5 is powered on, the electromagnet has magnetic force, so that the armature 6 can move downwards, the contact in the movable contact universal clamp 7 at the tail end of the top plate 1 moves downwards to be contacted with the contact on the fixed contact universal clamp, the reset spring 4 is stretched at the moment, when the electromagnet 5 is powered off, the top plate 1 returns to the initial position due to the pulling force of the reset spring 4, and the two contacts are separated. The adjustable power supply 13 supplies power to the load circuit, when the two contacts are in contact, the circuit is connected, the counter 6 counts up, and after the contacts are disconnected and then in contact, the counter 6 continues to count up. The number of times the contacts are contacted can be set by 51 the single chip 12.
The utility model discloses use electro-magnet, armature, spring isotructure to simulate the operational environment of contact in electromagnetic relay, promoted the accuracy of electrical contact test. In addition, compared with the traditional electric contact testing device, the contact needs to be riveted, so that the speed is low and the cost is high; the utility model discloses a omnipotent clamp is tight contact, and it is more convenient to use, and the contact of applicable not unidimensional model, has stronger suitability.
Example 2
The structure of this embodiment is substantially the same as that of embodiment 1, except that in this embodiment, the upper end of the vertical plate 3 is hinged to the top plate 1, and the lower end of the vertical plate 3 is fixedly connected to the bottom plate 2. When the electromagnet 5 is energized, the top plate 1 tilts, and when the electromagnet 5 is de-energized, the top plate 1 is reset by the spring force.
Example 3
The structure of this embodiment is substantially the same as that of embodiment 1, except that in this embodiment, the return spring 4 is located at the right side of the vertical plate 3, when the electromagnet 5 is powered on, the top plate 1 tilts, the return spring 4 is compressed, and when the electromagnet 5 is powered off, the elastic force on the return spring 4 pushes the top plate 1 to reset.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. An electric contact test device based on single chip microcomputer control is characterized by comprising a top plate (1), a bottom plate (2), an adjustable power supply (13), a power supply (11) and a single chip microcomputer (12) which are arranged at intervals, wherein a longitudinal plate (3) and a reset spring (4) are respectively arranged between the top plate (1) and the bottom plate (2), the upper end and the lower end of the reset spring (4) are respectively and fixedly connected to the top plate (1) and the bottom plate (2), an electromagnet (5) and a movable contact universal clamp (7) are respectively arranged on the same side of the longitudinal plate (3), the electromagnet (5) is fixed on the bottom plate (2), the movable contact universal clamp (7) is fixed at the tail end of the top plate (1), an armature (6) is arranged above the electromagnet (5), the armature (6) is fixed on the top plate (1), a static contact universal clamp (8) is arranged below the movable contact clamp (7), the static contact universal clamp (8) is fixedly arranged on the platform (9);
one electrode of the adjustable power supply (13) is connected with the moving contact universal clamp (7) through a counter (14), and the other electrode of the adjustable power supply (13) is connected with the static contact universal clamp (8);
the single chip microcomputer (12) is connected with a self-locking switch (10) and is used for controlling the on and off of the self-locking switch (10); the power supply (11) is connected with the electromagnet (5) through the self-locking switch (10).
2. The electric contact test equipment based on the single chip microcomputer control is characterized in that the upper end of the longitudinal plate (3) is fixedly connected with the top plate (1), and the lower end of the longitudinal plate (3) is hinged on the bottom plate (2).
3. The electric contact test equipment based on the single chip microcomputer control is characterized in that the upper end of the longitudinal plate (3) is hinged to the top plate (1), and the lower end of the longitudinal plate (3) is fixedly connected with the bottom plate (2).
4. The electrical contact testing device based on the single chip microcomputer control according to claim 2 or 3, characterized in that the return spring (4) is located on the left side or the right side of the longitudinal plate (3).
5. The electrical contact testing equipment based on the single chip microcomputer control of claim 4, wherein the platform (9) is a fine adjustment platform.
6. The electrical contact testing equipment based on the single chip microcomputer control of claim 4, wherein the other electrode of the adjustable power supply (13) is connected with the static contact universal clamp (8) through a rheostat (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220535167.8U CN217332541U (en) | 2022-03-09 | 2022-03-09 | Electrical contact test equipment based on single chip microcomputer control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220535167.8U CN217332541U (en) | 2022-03-09 | 2022-03-09 | Electrical contact test equipment based on single chip microcomputer control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217332541U true CN217332541U (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220535167.8U Active CN217332541U (en) | 2022-03-09 | 2022-03-09 | Electrical contact test equipment based on single chip microcomputer control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217332541U (en) |
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2022
- 2022-03-09 CN CN202220535167.8U patent/CN217332541U/en active Active
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