CN212845829U - Tool for monitoring output voltage of switching power supply - Google Patents
Tool for monitoring output voltage of switching power supply Download PDFInfo
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- CN212845829U CN212845829U CN202021304945.XU CN202021304945U CN212845829U CN 212845829 U CN212845829 U CN 212845829U CN 202021304945 U CN202021304945 U CN 202021304945U CN 212845829 U CN212845829 U CN 212845829U
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Abstract
The utility model discloses the technique belongs to the process equipment field, discloses a frock of monitoring switching power supply output voltage. The device comprises a base, a main power supply, a voltmeter, a positioning mechanism, a vertical pressing mechanism, a horizontal pressing mechanism, a source end double-pole double-throw switch, a meter end double-pole double-throw switch and a connecting wire, a test mode of manual holding is replaced by a specially designed probe contact test, the rapid switching of output voltage monitoring of the switching power supplies of different specifications and models is completed, the detection efficiency is improved, and the safety of personnel and equipment is guaranteed.
Description
Technical Field
The utility model discloses the technique belongs to the process equipment field, specifically discloses a frock of monitoring switching power supply output voltage.
Background
At present, the battery test equipment trade needs satisfy the demand of different range voltage and electric current according to the different demands of customer when being linear detection equipment, and current standard switching power supply all has certain surplus when the design, according to this characteristic of switching power supply, can carry out voltage control to the switching power supply of standard, changes switching power supply output current to satisfy the demand of different current output.
The existing switching power supply still needs to contact the output terminal of the switching power supply with a multimeter pen when manual voltage regulation is carried out, the size of output voltage is monitored, an operator is extremely inconvenient, the input end voltage is generally 220V, and electric shock hidden troubles exist. If the power supply to be tested is fixedly connected with the detection equipment, manual voltage regulation is carried out again, although the power supply of the same model can be quickly detected, the power supply is required to be repositioned and fixed when different models are monitored, particularly when the power supplies of different contact directions are monitored, and the operation is very troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model provides a monitoring switching power supply output voltage's frock, through the quick centre gripping structure of two sets of probe-types of directional motion, compatible multiple model switching power supply can be in voltage regulation's the output voltage of quick monitoring switching power supply. The utility model provides a following technical scheme:
the utility model provides a frock of monitoring switching power supply output voltage, includes base, total power, voltmeter, the positioning mechanism of the switching power supply that awaits measuring, vertical hold-down mechanism, horizontal hold-down mechanism, source end double-pole double-throw switch, table end double-pole double-throw switch, above-mentioned hold-down mechanism is installed by the pressfitting end and is awaited measuring the corresponding probe group of battery contact to fix through the installing support and constitute on the pressure arm on the base, two double-pole double-throw switches are fixed respectively on two hold-down mechanism's installing support.
The fixed end of the source end double-pole double-throw switch is respectively connected with a live wire and a zero line of the main power supply through leads, and the movable end of the source end double-pole double-throw switch is respectively connected with corresponding probes which are contacted with the input end L and the N contact of the battery to be tested on the two pressing mechanisms through leads;
the fixed end of the meter end double-pole double-throw switch is respectively connected with the positive end and the negative end of the voltmeter through leads, and the movable end of the meter end double-pole double-throw switch is respectively connected with corresponding probes, which are contacted with the output end V + and the V-contact of the battery to be tested, on the two pressing mechanisms through leads;
the grounding ends of all the components are reliably grounded.
When the voltage of the switching power supply with the contact surface facing upwards horizontally needs to be measured, the power supply is placed in a tool positioning mechanism, the position is adjusted and then fixed by a limiting block, a vertical pressing mechanism is pulled, a test circuit is connected, and the voltmeter can display the output voltage of the power supply to be measured.
When the voltage of the switching power supply with the contact surface in the vertical direction is measured, the power supply is placed in a tool positioning mechanism, the position of the power supply is adjusted and then fixed by a limiting block, a horizontal pressing mechanism is pulled, a test circuit is switched on, and the voltmeter can display the output voltage of the power supply to be tested.
Through the switching of two sets of pressing mechanisms, the requirements of the two working conditions can be quickly met.
Preferably, the voltage watchband digital display device can directly display the output voltage of the monitored switching power supply.
Preferably, an insulating protective cover is arranged on the combining periphery of the probe group and the switch power supply contact, so that electric shock caused by misoperation of personnel is prevented.
Preferably, the positioning mechanism is composed of a movable limiting block, so that power supplies of different sizes can be monitored conveniently.
Preferably, the pressing mechanism comprises a guide device, so that after the pressing mechanism is used for multiple times, the movement direction of the probe still cannot deflect, and the stability and the reliability of the tool are improved.
Preferably, a main switch is arranged on a live wire between the main power supply and the source end double-pole double-throw switch, so that an external power supply can be cut off in time, and safety is guaranteed.
Compared with the prior art, the utility model discloses possess following beneficial effect:
use the utility model discloses a frock, operating personnel all can be very convenient when the output voltage adjustment to switching power supply see the real-time voltage value that surveys, can be to the switching power supply detection demand fast switch-over of different models, and operating personnel contact high voltage power supply can be avoided to the safety cover, and the adjustment is convenient nimble, detects safe high-efficient.
Drawings
Fig. 1 is a schematic diagram of the circuit principle of the present invention.
Fig. 2 and 3 are perspective views of the present invention in different directions.
In the figure: 1.220V to 5V display power supply; 2. a source end double-pole double-throw switch; 3. a meter-end double-pole double-throw switch; 4. a voltmeter; 5. a limiting block; 6. a probe set; 7. the rapid compressing device 8 is a guide post; 9. an insulating protective housing; 10, LED digital display; 11. a main switch key; 12. a socket;
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to fig. 1-3 of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art based on this embodiment without any creative effort belong to the protection scope of the present invention.
Firstly, designing a base which is adaptive to a switching power supply to be tested according to the size of the switching power supply to be tested, planning an installation position of the power supply to be tested on the base, installing a limiting block 5 at a corresponding position, and fixedly installing two sets of rapid pressing devices 7 which have mutually vertical moving directions and moving heads provided with probe sets 6 on the base through a support, so that the two sets of probe sets 6 can be respectively butted with contacts of two types of power supplies to be tested with different contact directions. In order to ensure accurate and reliable butt joint, a guide column 8 is arranged on the rapid pressing device 7 along the movement direction of the pressing arm, a 220V-to-5V display power supply 1 is further arranged on the base to supply power to the LED digital display 10, a 220V power supply socket 12 and a main switch key 11 are further arranged, the on and off of the power supply are controlled through the main switch key 11, and 220V input power supplies power to the 220V-to-5V display power supply 1 and a switch power supply to be tested respectively. A source end double-pole double-throw switch 2 and a meter end double-pole double-throw switch 3 are respectively arranged on the supports of two sets of rapid pressing devices, the fixed end of the source end double-pole double-throw switch 2 is respectively connected with a live wire and a zero wire of the main power supply through leads, and the movable end of the source end double-pole double-throw switch is respectively connected with corresponding probes which are contacted with an input end L and an N contact of a battery to be tested on two pressing mechanisms through leads;
the fixed end of the meter end double-pole double-throw switch 3 is respectively connected with the positive end and the negative end of the voltmeter 4 through leads, and the movable end of the meter end double-pole double-throw switch is respectively connected with corresponding probes which are contacted with the output end V + and the V-contact of the battery to be tested on the two pressing mechanisms through leads;
the output voltage value of the switching power supply to be tested is displayed on the LED voltage display 10 in real time, and circuit switching of different types of switching power supplies is realized through the source end double-pole double-throw switch 2 and the meter end double-pole double-throw switch 3.
And an insulating protective outer cover 9 is arranged in the electric contact area of the two sets of quick pressing devices.
When a first power supply to be tested with a contact surface parallel to the horizontal direction and a second power supply to be tested with a contact surface perpendicular to the horizontal direction are to be detected respectively, the contact surface of the first power supply to be tested can be firstly placed under a probe group 6 on a quick pressing device 7 in the vertical direction in a graph 2 and is locked by a limiting block 5, the quick pressing device 7 is pushed downwards to enable the probe group 6 to be in contact with the first power supply to be tested, a guide device 8 plays a role in guiding to ensure that the probe can be accurately in contact with each contact of the first power supply to be tested, a double-throw switch 2 in the graph 1 drives the first power supply to be tested to enable the 220V power supply to be normal, a meter end double-pole double-throw switch 3 also drives the first power supply to be tested to enable the first power supply to be conducted with a voltmeter 4, an LED digital display 10 displays the voltage of the current first power supply to be.
After monitoring of the same batch of power supply I to be detected is completed, the limiting block 5 is loosened, the power supply I to be detected is taken down, the area is replaced with a power supply II to be detected, the contact surface of the area is enabled to be opposite to the probe group 6 of the rapid pressing device 7 in the horizontal direction, the limiting block 5 is used for locking, the rapid pressing device 7 compresses the probe group 6 and the contact of the power supply II to be detected in the horizontal direction, the guide device 8 plays a role in guiding, the probe can be guaranteed to be accurately contacted with the contact of the power supply to be detected, the source end double-pole double-throw switch 2 in the figure 1 is driven to the power supply II to be detected, 220V power supply is enabled to be normal, the meter end double-pole double-throw switch 3 is driven to the power supply II to be detected, the power supply II to be detected is enabled to be conducted with the voltmeter 4, the LED digital display.
When the knob of the power supply to be tested is rotated, the insulation protection outer cover 9 plays a role in protecting the safety of a human body, and the human body is prevented from electric shock.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a monitoring switching power supply output voltage's frock, includes base, total power, voltmeter, its characterized in that: the device also comprises a positioning mechanism of a switching power supply to be tested, a vertical pressing mechanism, a horizontal pressing mechanism, a source end double-pole double-throw switch and a meter end double-pole double-throw switch, wherein the pressing mechanisms are respectively provided with a probe group corresponding to a contact of a battery to be tested at a pressing end and are formed by pressing arms fixed on the base through mounting brackets, and the two double-pole double-throw switches are respectively fixed on the mounting brackets of the two pressing mechanisms;
the fixed end of the source end double-pole double-throw switch is respectively connected with a live wire and a zero line of the main power supply through leads, and the movable end of the source end double-pole double-throw switch is respectively connected with corresponding probes which are contacted with the input end L and the N contact of the battery to be tested on the two pressing mechanisms through leads;
the fixed end of the meter end double-pole double-throw switch is respectively connected with the positive end and the negative end of the voltmeter through leads, and the movable end of the meter end double-pole double-throw switch is respectively connected with corresponding probes, which are contacted with the output end V + and the V-contact of the battery to be tested, on the two pressing mechanisms through leads;
the grounding ends of all the components are reliably grounded.
2. The tool for monitoring the output voltage of the switching power supply according to claim 1, wherein: and the voltage watchband digital display device.
3. The tool for monitoring the output voltage of the switching power supply according to claim 1, wherein: and an insulating protective cover is arranged at the combined periphery of the probe group and the switch power supply contact.
4. The tool for monitoring the output voltage of the switching power supply according to claim 1, wherein: the positioning mechanism is composed of a movable limiting block.
5. The tool for monitoring the output voltage of the switching power supply according to claim 1, wherein: the hold-down mechanism includes a guide.
6. The tool for monitoring the output voltage of the switching power supply according to any one of claims 1 to 5, wherein: and a main switch is arranged on a live wire between the main power supply and the source end double-pole double-throw switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021304945.XU CN212845829U (en) | 2020-07-06 | 2020-07-06 | Tool for monitoring output voltage of switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021304945.XU CN212845829U (en) | 2020-07-06 | 2020-07-06 | Tool for monitoring output voltage of switching power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212845829U true CN212845829U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021304945.XU Active CN212845829U (en) | 2020-07-06 | 2020-07-06 | Tool for monitoring output voltage of switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212845829U (en) |
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2020
- 2020-07-06 CN CN202021304945.XU patent/CN212845829U/en active Active
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