CN208766216U - A kind of novel key multimeter - Google Patents
A kind of novel key multimeter Download PDFInfo
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- CN208766216U CN208766216U CN201821375495.6U CN201821375495U CN208766216U CN 208766216 U CN208766216 U CN 208766216U CN 201821375495 U CN201821375495 U CN 201821375495U CN 208766216 U CN208766216 U CN 208766216U
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- thermal imaging
- infrared thermal
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- control board
- key
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Abstract
The utility model discloses a kind of novel key multimeters, including front cover, main control board, rear cover and infrared thermal imaging module, the front cover is fixedly connected by the first water-proof silica-gel circle with rear cover, and form a shell, main control board is provided in the shell, display screen is provided on the main control board, main control board top side is provided with infrared thermal imaging module, the infrared thermal imaging module includes infrared thermal imaging sensor, visible image capturing head and infrared thermal imaging circuit board, the infrared thermal imaging circuit board is electrically connected with main control board, infrared thermal imaging sensor is provided on the infrared thermal imaging circuit board, the infrared thermal imaging sensor face is provided with visible image capturing head on the infrared thermal imaging circuit board.The utility model can be used for quickly detecting measurement object by infrared thermal imaging module, and adjust switching using button, can increase its service life, while having good waterproofness.
Description
Technical field
The utility model relates to multimeter technical field, specially a kind of novel key multimeter.
Background technique
Multimeter is common electronic instrument in electric measurement, and major function is measured to voltage, resistance and electric current.
In complicated circuit, multimeter can not prejudge the fault point in circuit, need to check each measurement point one by one,
It is then desired to take considerable time, detection efficiency is low.
In order to overcome above-mentioned defect, Chinese patent discloses application number: 201710976101.6 patents of invention, Yi Zhongduo
Function digit multimeter, including watchcase and for the terminal hole for test pencil insertion connection, the route board group being set in the watchcase
Part, and the flexible coil being electrically connected with the circuit board module, Multifunctional digital universal meter further include being set to the route board group
On part and the thermal imaging assembly that is connected electrically, and the display group for being set on the watchcase and being electrically connected with the circuit board module
Part, further, by the way that thermal imaging assembly is arranged in watchcase, it can be achieved that multimeter before measuring, can use heat in advance
Image-forming assembly carries out heat scan to target and has saved detection time so as to be accurately positioned fault point.Although the patent can reach
To the purpose of Quick overhaul, but its structure is complex, can cause to damage to part using the control button of knob, influences
Its service life, and the multimeter does not have preferable waterproofness.
Utility model content
The purpose of this utility model is to provide a kind of novel key multimeter, having can be by infrared thermal imaging module
Measurement object is used for quickly detecting, handoff functionality is adjusted using button, service life can be increased, and is had good anti-
Aqueous advantage solves the problems, such as that above-mentioned technical background is proposed.
To achieve the above object, the utility model provides the following technical solutions: a kind of novel key multimeter, including preceding
Lid, main control board, rear cover and infrared thermal imaging module, the front cover are fixedly connected by the first water-proof silica-gel circle with rear cover,
And a shell is formed, and it is provided with main control board in the shell, display screen is provided on the main control board, it is described aobvious
Display screen is electrically connected with main control board, and main control board top side is provided with infrared thermal imaging module, the infrared heat
Image-forming module includes infrared thermal imaging sensor, visible image capturing head and infrared thermal imaging circuit board, the infrared thermal imaging electricity
Road plate is electrically connected with main control board, and infrared thermal imaging sensor is provided on the infrared thermal imaging circuit board, described infrared
The infrared thermal imaging sensor face is provided with visible image capturing head on thermal imaging circuit board.
Preferably, the protection screen for protecting display screen is provided on the front cover, the lower end positioned at the protection screen is set
It sets there are two probe receptacle, is provided with power button between two probe receptacles, the bottom of the power button is disposed with
Infrared thermal imaging on & off switch, function switch key and light add, subtract key.
Preferably, the power button, infrared thermal imaging switch key, function switch key and light add, to subtract key equal
For waterproof silica gel push-button.
Preferably, the window offered for exposing visible image capturing head, the outside setting of the window are covered after described
There is the protection cap for protecting visible image capturing head, the side of the window is provided with the light source for illumination.
Preferably, it is covered after described and is also provided with battery holding tank, be provided with rechargeable battery in the battery holding tank,
The rechargeable battery is powered to main control board.
Preferably, the battery holding tank is fixedly connected by the second silica gel water-proof silica-gel circle with battery cover, the battery
Outer side of lid is provided with removable support.
Preferably, be provided on the main control board signal processing circuit, gear switch circuit, power control circuit with
And communicating circuit.
Preferably, the shell two sides are provided with non-slip groove.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model is by setting infrared thermal imaging module, it can be achieved that multimeter before measuring, can make in advance
Heat scan is carried out to measurement object with visible image capturing head, by the result of scanning by infrared thermal imaging sensor passes to red
Outer thermal imaging circuit board is parsed, then sharp to search heating part by adjusting the contrast of visible light and infrared imaging
It is diagnosed with the probe of multimeter, finally, being recorded by the way that the thermal image for measuring object to be transferred on display screen, greatly
The effect of detection efficiency is improved greatly.
2, the utility model can be effectively prevented by the first water-proof silica-gel circle of setting and the second water-proof silica-gel circle because people grasps
Accidentally dropping causes multimeter to fall into the water accidentally, leads to the problem of internal short-circuit occur, while can also be effective dust-proof.
3, the utility model replaces traditional spin button by setting function switch key, simplifies structure, and can
To extend the service life of multimeter.
Detailed description of the invention
Fig. 1 is the explosive view of the utility model；
Fig. 2 is the enlarged drawing of the utility model infrared thermal imaging module；
Fig. 3 is the main view of the utility model；
Fig. 4 is the top view of the utility model.
Appended drawing reference and title in figure is as follows:
1, front cover；2, display screen；3, main control board；4, the first water-proof silica-gel circle；5, infrared thermal imaging sensor；6, may be used
Light-exposed camera；7, rear cover；8, the second water-proof silica-gel circle；9, battery cover；10, protection cap；11, bracket；12, power button；13, it visits
Needle jack；14, window；15, infrared thermal imaging module；16, infrared thermal imaging circuit board；17, protection screen；18, battery holding tank；
19, shell；20, non-slip groove.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of embodiment provided by the utility model referring to FIG. 1 to FIG. 4: a kind of novel key multimeter, including it is preceding
Lid 1, main control board 3, rear cover 7 and infrared thermal imaging module 15, the front cover 1 are solid by the first water-proof silica-gel circle 4 and rear cover 7
Fixed connection, and a shell 19 is formed, the first water-proof silica-gel circle 4 is for preventing water inlet and dust in shell 19, in the shell 19
It is inside provided with main control board 3, display screen 2 is provided on the main control board 3, display screen 2 is used to show number and image,
The display screen 2 is electrically connected with main control board 3, and the 3 top side of main control board is provided with infrared thermal imaging module 15,
The infrared thermal imaging module 15 includes infrared thermal imaging sensor 5, visible image capturing head 6 and infrared thermal imaging circuit board 16,
The infrared thermal imaging circuit board 16 is electrically connected with main control board 3, is provided on the infrared thermal imaging circuit board 16 infrared
Thermal imaging sensor 5 is provided with away from the infrared thermal imaging sensor 5 on the infrared thermal imaging circuit board 16 visible on one side
Light video camera head 6, the visible image capturing head 6 are used to carry out heat scan to measurement object, and the result of scanning is passed through infrared heat
Imaging sensor 5 passes to infrared thermal imaging circuit board 16 and is parsed, by adjusting the contrast of visible light and infrared imaging,
Heating part is searched, finally, recording by the way that thermal image that parsing obtains to be transferred on display screen, substantially increases inspection
Survey efficiency.
Further, it is provided with the protection screen 17 for protecting display screen 2 on the front cover 1, is located at the protection screen 17
Lower end setting there are two probe receptacle 13, be provided with power button 12, the power button 12 between two probe receptacles 13
Bottom be disposed with infrared thermal imaging switch key, function switch key and light and add, subtract key.
Further, the power button 12, infrared thermal imaging switch key, function switch key and light add, subtract by
Key is waterproof silica gel push-button.
Further, the window 14 for exposing visible image capturing head 6 is offered on the rear cover 7, the window 14
Outside is provided with the protection cap 10 for protecting visible image capturing head 6, and the side of the window 14 is provided with the light for illumination
Source, the illuminating light source are electrically connected with main control board 3.
Further, battery holding tank 18 is also provided on the rear cover 7, being provided in the battery holding tank 18 can fill
Battery, the rechargeable battery are powered to main control board 3.
Further, the battery holding tank 18 is fixedly connected by the second water-proof silica-gel circle 8 with battery cover 9, the electricity
Removable support 11 is provided on the outside of pond lid 9, the second water-proof silica-gel circle 8 of setting can prevent water and dirt from entering battery receiving
In slot 18.
Further, signal processing circuit, gear switch circuit, power supply control electricity are provided on the main control board 3
Road and communicating circuit.
Further, 19 two sides of shell are provided with non-slip groove 20, and setting non-slip groove 20 can play anti-skidding effect.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after
The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition,
Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Working principle: in utility model works, first loading onto rechargeable battery, presses power button 12, which can show
Show start-up picture, then insert a probe into probe receptacle 13, regulatory function switching key makes it switch to " voltage ", " electric current "
Perhaps " resistance " shelves carry out the detection of electric current, voltage or resistance with probe to measured target object, when the measurement of detection of complex
When object, the on & off switch of openable infrared thermal imaging device, user can be adjusted infrared and visible by light "+", "-" key
The contrast of light carries out measurement of correlation, it is seen that light video camera head 6 is scanned measured target object, and infrared thermal imaging sensor 5 will
The heating circuit result of scanning is transferred to infrared thermal imaging circuit board 16, and the photosensitive component on infrared thermal imaging circuit board 16 will
Optical signal is converted to electric signal, after treatment, the MCU that digital signal is transmitted on infrared thermal imaging circuit board 16 is passed through and is translated
Code calculates, display, final to drive display screen 3, completes image and shows, is finally removing detection infrared thermal imaging device using probe
The pyrotoxin found completes detection, and above is the working principle of the utility model.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (8)
1. a kind of novel key multimeter, including front cover (1), main control board (3), rear cover (7) and infrared thermal imaging module
(15), it is characterised in that: the front cover (1) is fixedly connected by the first water-proof silica-gel circle (4) with rear cover (7), and forms one
Shell (19) is provided with main control board (3) in the shell (19), is provided with display screen on the main control board (3)
(2), the display screen (2) is electrically connected with main control board (3), and main control board (3) the top side is provided with infrared heat
Image-forming module (15), the infrared thermal imaging module (15) include infrared thermal imaging sensor (5), visible image capturing head (6) and
Infrared thermal imaging circuit board (16), the infrared thermal imaging circuit board (16) are electrically connected with main control board (3), the infrared heat
It is provided in imaging electronics board (16) infrared thermal imaging sensor (5), away from described on the infrared thermal imaging circuit board (16)
Infrared thermal imaging sensor (5) is provided with visible image capturing head (6) on one side.
2. a kind of novel key multimeter according to claim 1, it is characterised in that: be provided on the front cover (1)
For protecting the protection screen (17) of display screen (2), the lower end for being located at the protection screen (17) is arranged there are two probe receptacle (13),
It is provided with power button (12) between two probe receptacles (13), the bottom of the power button (12) is disposed with infrared heat
Imaging switch key, function switch key and light add, subtract key.
3. a kind of novel key multimeter according to claim 2, it is characterised in that: the power button (12), infrared
It is waterproof silica gel push-button that thermal imaging switch key, function switch key and light, which add, subtract key,.
4. a kind of novel key multimeter according to claim 1, it is characterised in that: offered on the rear cover (7)
For exposing the window (14) of visible image capturing head (6), it is provided on the outside of the window (14) for protecting visible image capturing
The protection cap (10) of head (6), the side of the window (14) is provided with the light source for illumination.
5. a kind of novel key multimeter according to claim 1, it is characterised in that: also opened up on the rear cover (7)
Have battery holding tank (18), rechargeable battery is provided in the battery holding tank (18), the rechargeable battery gives master control electricity
Road plate (3) power supply.
6. a kind of novel key multimeter according to claim 5, it is characterised in that: the battery holding tank (18) is logical
It crosses the second water-proof silica-gel circle (8) to be fixedly connected with battery cover (9), is provided with removable support on the outside of the battery cover (9)
(11).
7. a kind of novel key multimeter according to claim 1, it is characterised in that: on the main control board (3)
It is provided with signal processing circuit, gear switch circuit, power control circuit and communicating circuit.
8. a kind of novel key multimeter according to claim 1, it is characterised in that: shell (19) the two sides setting
There are non-slip groove (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821375495.6U CN208766216U (en) | 2018-08-24 | 2018-08-24 | A kind of novel key multimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821375495.6U CN208766216U (en) | 2018-08-24 | 2018-08-24 | A kind of novel key multimeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208766216U true CN208766216U (en) | 2019-04-19 |
Family
ID=66133560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821375495.6U Active CN208766216U (en) | 2018-08-24 | 2018-08-24 | A kind of novel key multimeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208766216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112683167A (en) * | 2020-12-17 | 2021-04-20 | 上海嗨酷强供应链信息技术有限公司 | Based on AR volume side equipment |
-
2018
- 2018-08-24 CN CN201821375495.6U patent/CN208766216U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112683167A (en) * | 2020-12-17 | 2021-04-20 | 上海嗨酷强供应链信息技术有限公司 | Based on AR volume side equipment |
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