CN214335112U - High-sensitivity handheld partial discharge tester - Google Patents
High-sensitivity handheld partial discharge tester Download PDFInfo
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- CN214335112U CN214335112U CN202022013887.1U CN202022013887U CN214335112U CN 214335112 U CN214335112 U CN 214335112U CN 202022013887 U CN202022013887 U CN 202022013887U CN 214335112 U CN214335112 U CN 214335112U
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Abstract
The utility model discloses a hand-held type partial discharge tester that sensitivity is high, the up end of machine case is equipped with the recess, installs the display screen in the recess, and the handle is installed to the lower extreme of machine case, all is equipped with the wiring hole on the lateral wall about the machine case, and positive wiring and negative pole wiring pass through wiring jogged joint machine case, and PTC ceramic resistor is installed to the machine incasement, and ultrasonic sensor is connected with the CPU module, and the display screen is connected to the CPU module. The front end of handle is equipped with anti-skidding groove, anti-skidding groove has four and evenly distributed at the front end of handle, made things convenient for this tester that discharges of user's handheld, handheld design has made things convenient for carrying of this tester that discharges, ultrasonic sensor collects the ultrasonic information that PTC ceramic resistor sent and with ultrasonic information transmission to CPU module, CPU module handles behind the ultrasonic information with oscillogram send to the display screen, the user reachs the basic data of being surveyed the battery according to the data and the oscillogram that the display screen shows.
Description
Technical Field
The utility model relates to a discharge tester technical field especially relates to a high hand-held type partial discharge tester of sensitivity.
Background
The storage battery is an electrochemical device which stores chemical energy and emits electric energy when necessary, and is widely applied to various industries of industry, agriculture and national economy development.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hand-held type partial discharge tester that sensitivity is high, the handle is installed to the lower extreme of machine case, the front end of handle is equipped with anti-skidding groove, anti-skidding groove has four and evenly distributed at the front end of handle, made things convenient for this discharge tester that the user is handheld, it is difficult for appearing skidding when holding, ultrasonic sensor collects the ultrasonic information that PTC ceramic resistor sent and sends ultrasonic information to the CPU module, send the oscillogram to the display screen after the ultrasonic information is handled to the CPU module, the user has solved the problem among the prior art according to the basic data that the display screen shows and the wave chart reachs the basic data of being surveyed the battery.
In order to achieve the above object, the utility model provides a following technical scheme: a high-sensitivity handheld partial discharge tester comprises a case, a control panel, a handle, a display screen, a PTC ceramic resistor, a lithium ion battery, a positive wiring and a negative wiring, wherein a groove is formed in the upper end face of the case, the display screen is installed in the groove, the control panel is arranged on the left side wall of the case, the handle is installed at the lower end of the case, an anti-slip groove is formed in the front end of the handle, wiring holes are formed in the left side wall and the right side wall of the case, the positive wiring and the negative wiring are connected with the case through the wiring holes, a main board is installed at the bottom end inside the case, the lithium ion battery is installed at the upper end of the main board, a charging socket is arranged at the lower end of the left side wall of the case, the PTC ceramic resistor is installed in the case, the positive wiring is connected at the left end of the PTC ceramic resistor, the negative wiring is connected at the right end of the PTC ceramic resistor, an ultrasonic sensor is installed in the case, and is connected with a CPU module, the CPU module is connected with the display screen.
Preferably, the chassis is a member made of 304 stainless steel.
Preferably, the side wall of the front end of the chassis is provided with heat dissipation holes.
Preferably, the PTC ceramic resistor is a semiconductor ceramic resistor which is formed by sintering barium titanate as a main component.
Preferably, the anti-slip grooves are four and are uniformly distributed at the front end of the handle.
Preferably, the opening of the ultrasonic sensor faces the PTC ceramic resistor.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a high sensitivity hand-held type partial discharge tester, the lower extreme of machine case is installed the handle, the front end of handle is equipped with the antiskid groove, antiskid groove has four and evenly distributed at the front end of handle, it is difficult for the user to skid when holding the tester and holding, the hand-held design has made things convenient for carrying of this discharge tester, the suitability is wider, install ultrasonic sensor in the machine case, ultrasonic sensor's opening is just to PTC ceramic resistor, adopt ultrasonic sensor to make the measured data sensitivity of the battery that is surveyed higher, ultrasonic sensor connects the CPU module, the CPU module connects the display screen, ultrasonic sensor collects the ultrasonic information that PTC ceramic resistor sent and sends ultrasonic information to the CPU module, the CPU module sends the oscillogram to the display screen after handling ultrasonic information, the user obtains the basic data of the battery that is surveyed according to the data and the oscillogram that the display screen shows, the control panel can adjust the data parameters of the CPU module, so that the discharge tester can test different types of storage batteries.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a sectional view of the structure of the case body of the present invention;
fig. 4 is an explosion diagram of the internal structure of the box body of the present invention.
In the figure: 1. a chassis; 11. a groove; 12. a wiring hole; 13. a main board; 14. a charging jack; 15. an ultrasonic sensor; 16. a CPU module; 17. heat dissipation holes; 2. a control panel; 3. a grip; 31. an anti-slip groove; 4. a display screen; 5. a PTC ceramic resistor; 6. a lithium ion battery; 7. positive electrode wiring; 8. and a negative electrode wiring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 work belong to the protection scope of the present invention.
Referring to fig. 1-4, a high-sensitivity hand-held partial discharge tester comprises a case 1, a control panel 2, a handle 3, a display screen 4, a PTC ceramic resistor 5, a lithium ion battery 6, an anode wire 7 and a cathode wire 8, wherein the upper end surface of the case 1 is provided with a groove 11, the display screen 4 is installed in the groove 11, the case 1 is a member made of 304 stainless steel, the case 1 is easy to form and has high corrosion resistance due to the good corrosion resistance and easy processing characteristics of the 304 stainless steel, the service life of the case 1 is prolonged, the left side wall of the case 1 is provided with the control panel 2, the lower end of the case 1 is provided with the handle 3, the front end of the handle 3 is provided with anti-slip grooves 31, the anti-slip grooves 31 are four and are uniformly distributed at the front end of the handle 3, a user can conveniently hold the discharge tester without slipping easily, the left and right side walls of the case 1 are provided with wire connecting holes 12, the positive wiring 7 and the negative wiring 8 are connected with the case 1 through wiring holes 12, the PTC ceramic resistor 5 is installed in the case 1, the PTC ceramic resistor 5 has smaller resistance and lower heat productivity when in normal work, the resistance of the PTC ceramic resistor 5 rises sharply when the current is too large to prevent short circuit and protect the safety of a circuit, the left end of the PTC ceramic resistor 5 is connected with the positive wiring 7, the right end of the PTC ceramic resistor 5 is connected with the negative wiring 8, the other end of the positive wiring 7 is connected with the positive electrode of a tested storage battery, the other end of the negative wiring 8 is connected with the negative electrode of the tested storage battery to discharge the storage battery, the PTC ceramic resistor 5 generates ultrasonic waves under the action of the current after being electrified, heat dissipation holes 17 are formed in the side wall of the front end of the case 1, the heat dissipation holes 17 dissipate the heat in the case 1 to prevent accidents caused by overhigh temperature in the case 1, a mainboard 13 is installed at the bottom end inside the case 1, the upper end of the mainboard 13 is provided with a lithium ion battery 6, the lower end of the left side wall of the case 1 is provided with a charging socket 14, the lithium ion battery 6 supplies power for an ultrasonic sensor 15, a CPU module 16 and a display screen 4, the lithium ion battery 6 can be charged by utilizing the charging socket 14, the ultrasonic sensor 15 is arranged in the case 1, the opening of the ultrasonic sensor 15 is over against the PTC ceramic resistor 5, the sensitivity of the measured data of the measured storage battery is higher by adopting the ultrasonic sensor 15, the ultrasonic sensor 15 is connected with the CPU module 16, the CPU module 16 is connected with the display screen 4, the ultrasonic sensor 15 collects the ultrasonic information sent by the PTC ceramic resistor 5 and sends the ultrasonic information to the CPU module 16, the CPU module 16 sends a waveform diagram to the display screen 4 after processing the ultrasonic information, and a user obtains the basic data of the measured storage battery according to the data and the waveform diagram displayed by the display screen 4, the control panel 2 can adjust the data parameters of the CPU module 16, so that the discharge tester can test different types of storage batteries, and the practicability of the discharge tester is improved.
The working principle is as follows: install PTC ceramic resistor 5 in the machine case 1, positive pole wiring 7 is connected to PTC ceramic resistor 5's left end, negative pole wiring 8 is connected to the right-hand member, connect the positive pole of the battery of being surveyed with the other end of positive pole wiring 7, thereby the negative pole of the battery of being surveyed is connected to the other end of negative pole wiring 8 makes the battery discharge, PTC ceramic resistor 5 receives the effect of electric current after the circular telegram and sends the ultrasonic wave, install ultrasonic sensor 15 in the machine case 1, ultrasonic sensor 15's opening is just to PTC ceramic resistor 5, ultrasonic sensor 15 is connected with CPU module 16, CPU module 16 connects display screen 4, ultrasonic sensor 15 collects the ultrasonic wave information that PTC ceramic resistor 5 sent and sends ultrasonic wave information to CPU module 16, CPU module 16 sends the oscillogram to display screen 4 after handling ultrasonic wave information, the user obtains the basic data of the battery of being surveyed according to the data and the oscillogram that display screen 4 shows.
In summary, the following steps: the utility model relates to a high-sensitivity hand-held partial discharge tester, a case 1 is a component made of 304 stainless steel, the case 1 is easy to form and has high corrosion resistance due to the good corrosion resistance and easy processing characteristics of 304 stainless steel, the service life of the case 1 is prolonged, a handle 3 is installed at the lower end of the case 1, the front end of the handle 3 is provided with anti-skidding grooves 31, the anti-skidding grooves 31 are four and are evenly distributed at the front end of the handle 3, the hand-held partial discharge tester is convenient for a user to hold the discharge tester and is not easy to skid when holding, the hand-held design facilitates the carrying of the discharge tester, the applicability is wider, an ultrasonic sensor 15 is installed in the case 1, the opening of the ultrasonic sensor 15 is just opposite to a PTC ceramic resistor 5, the ultrasonic sensor 15 is connected with a CPU module 16, the CPU module 16 is connected with a display screen 4, the ultrasonic sensor 15 collects ultrasonic information sent by the PTC ceramic resistor 5 and sends the ultrasonic information to the CPU module 16, after the CPU module 16 processes the ultrasonic information, the oscillogram is sent to the display screen 4, the user obtains basic data of the tested storage battery according to the data displayed by the display screen 4 and the oscillogram, and the data parameters of the CPU module 16 can be adjusted by the control panel 2, so that different types of storage batteries can be tested by the discharge tester, and the practicability of the discharge tester is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high hand-held type partial discharge tester of sensitivity, includes quick-witted case (1), control panel (2), handle (3), display screen (4), PTC ceramic resistor (5), lithium ion battery (6), anodal wiring (7) and negative pole wiring (8), its characterized in that: the improved portable lithium ion battery charger is characterized in that a groove (11) is formed in the upper end face of the case (1), a display screen (4) is installed in the groove (11), a control panel (2) is arranged on the left side wall of the case (1), a handle (3) is installed at the lower end of the case (1), an anti-skidding groove (31) is formed in the front end of the handle (3), wiring holes (12) are formed in the left side wall and the right side wall of the case (1), the positive wiring (7) and the negative wiring (8) are connected with the case (1) through the wiring holes (12), a main board (13) is installed at the bottom inside the case (1), a lithium ion battery (6) is installed at the upper end of the main board (13), a charging socket (14) is arranged at the lower end of the left side wall of the case (1), a PTC ceramic resistor (5) is installed in the case (1), the left end of the PTC ceramic resistor (5) is connected with the positive wiring (7), and the right end is connected with the negative wiring (8), an ultrasonic sensor (15) is installed in the case (1), the ultrasonic sensor (15) is connected with a CPU module (16), and the CPU module (16) is connected with the display screen (4).
2. The high sensitivity hand-held partial discharge tester as claimed in claim 1, wherein: the case (1) is a component made of 304 stainless steel.
3. The high sensitivity hand-held partial discharge tester as claimed in claim 1, wherein: the side wall of the front end of the case (1) is provided with heat dissipation holes (17).
4. The high sensitivity hand-held partial discharge tester as claimed in claim 1, wherein: the PTC ceramic resistor (5) is a semiconductor ceramic resistor which is formed by sintering barium titanate as a main component.
5. The high sensitivity hand-held partial discharge tester as claimed in claim 1, wherein: the anti-skid grooves (31) are four and are evenly distributed at the front end of the grip (3).
6. The high sensitivity hand-held partial discharge tester as claimed in claim 1, wherein: the opening of the ultrasonic sensor (15) is over against the PTC ceramic resistor (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022013887.1U CN214335112U (en) | 2020-09-15 | 2020-09-15 | High-sensitivity handheld partial discharge tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022013887.1U CN214335112U (en) | 2020-09-15 | 2020-09-15 | High-sensitivity handheld partial discharge tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214335112U true CN214335112U (en) | 2021-10-01 |
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ID=77876191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022013887.1U Active CN214335112U (en) | 2020-09-15 | 2020-09-15 | High-sensitivity handheld partial discharge tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214335112U (en) |
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2020
- 2020-09-15 CN CN202022013887.1U patent/CN214335112U/en active Active
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