CN216248107U - Voltmeter with good heat dissipation performance - Google Patents
Voltmeter with good heat dissipation performance Download PDFInfo
- Publication number
- CN216248107U CN216248107U CN202122767908.3U CN202122767908U CN216248107U CN 216248107 U CN216248107 U CN 216248107U CN 202122767908 U CN202122767908 U CN 202122767908U CN 216248107 U CN216248107 U CN 216248107U
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- heat dissipation
- filter screen
- dissipation plates
- screen device
- shell
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Abstract
A voltmeter with good heat dissipation performance comprises a shell, wherein outer heat dissipation plates are arranged on two sides of the shell, inner heat dissipation plates are arranged on the inner sides of the outer heat dissipation plates at intervals, the inner heat dissipation plates are fixed in the shell, a plurality of heat dissipation holes are formed in the inner heat dissipation plates and the outer heat dissipation plates, a filter screen device is connected between the inner heat dissipation plates and the outer heat dissipation plates in a sliding mode, and mounting holes corresponding to the filter screen device are formed in the top of the shell; a baffle plate with a hollow inner part is detachably arranged at the top of the shell, and cooling liquid is arranged in the baffle plate; a limiting plate is fixed at the bottom of the baffle plate, a limiting groove is formed in the top of the shell, and the limiting plate is arranged in the limiting groove; one side of spacing groove is equipped with the clamp plate, is fixed with the spring that a plurality of interval set up between the lateral wall that clamp plate and spacing groove correspond, and the clamp plate top is tightly at the limiting plate side. The utility model reduces the possibility that foreign matters such as dust and the like enter the shell from the radiating hole of the voltmeter and prolongs the service life of the voltmeter.
Description
Technical Field
The utility model relates to the technical field of voltmeters, in particular to a voltmeters with good heat dissipation performance.
Background
The voltmeter is an instrument for measuring voltage, and comprises a permanent magnet, a coil and the like, and in the fields of experiments, industry and the like, the digital voltmeter is widely applied, the digital voltmeter is convenient to operate and read, great convenience is brought to workers, the voltmeter is easy to heat in the using process, heat dissipation holes are generally formed in a shell of the existing voltmeter, heat dissipation is facilitated, but foreign matters such as dust and the like easily enter the shell from the heat dissipation holes of the voltmeter, and the service life of the voltmeter is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: the voltmeter with good heat dissipation performance is provided, and the technical problem that the dust and other foreign matters easily enter the shell from the heat dissipation hole of the voltmeter and influence the service life of the voltmeter is solved.
The technical scheme adopted by the utility model is as follows:
a voltmeter with good heat dissipation performance comprises a shell, wherein outer heat dissipation plates are arranged on two sides of the shell, inner heat dissipation plates are arranged on the inner sides of the outer heat dissipation plates at intervals, the inner heat dissipation plates are fixed in the shell, a plurality of heat dissipation holes are formed in the inner heat dissipation plates and the outer heat dissipation plates, a filter screen device is connected between the inner heat dissipation plates and the outer heat dissipation plates in a sliding mode, and mounting holes corresponding to the filter screen device are formed in the top of the shell; the top of casing demountable installation has inside hollow baffle, is equipped with the coolant liquid in the baffle.
The bottom of baffle is fixed with the limiting plate, and the top of casing is equipped with the spacing groove, and the limiting plate setting is at the spacing inslot.
One side of spacing groove is equipped with the clamp plate, is fixed with the spring that a plurality of interval set up between the lateral wall that clamp plate and spacing groove correspond, and the clamp plate top is tightly at the limiting plate side.
The baffle plate can be detachably arranged at the bottom of the shell.
The filter screen device comprises a filter frame, and a filter screen is fixed in the filter frame.
The top of the filter screen device extends out of the mounting hole, and the baffle is provided with a sliding groove corresponding to the filter screen device.
The opening of spout points to the filter screen device, and the one end of spout is opened, and the other end of spout is sealed.
The symmetrical slide rails are fixed between the outer heat dissipation plate and the inner heat dissipation plate, the slide rails are vertically arranged, and two sides of the filter screen device are respectively in sliding connection with the corresponding slide rails.
The side of baffle is equipped with the opening, and opening part demountable installation has the sealing plug.
According to the utility model, foreign matters such as dust are prevented from easily entering the shell from the radiating holes of the voltmeter, the service life of the voltmeter is prolonged, the plurality of radiating holes are formed in the inner radiating plate and the outer radiating plate, the radiating is facilitated, the filter screen device is connected between the inner radiating plate and the outer radiating plate in a sliding manner, the filter screen device plays a role in filtering, the foreign matters such as dust are blocked on the filter screen device, the inner radiating plate is arranged on the inner side of the filter screen device, the probability that the foreign matters such as dust enter the middle part of the shell is reduced when the filter screen device is disassembled, the baffle is hollow, and cooling liquid is arranged in the baffle, so that the radiating effect of the voltmeter is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic view of the present invention;
fig. 3 is a schematic structural diagram of the filter screen device.
Detailed Description
As shown in fig. 1-3, a voltmeter with good heat dissipation performance includes a housing 1, two sides of the housing 1 are provided with outer heat dissipation plates 12, inner heat dissipation plates 10 are arranged at intervals inside the outer heat dissipation plates 12, the inner heat dissipation plates 10 are fixed inside the housing 1, the inner heat dissipation plates 10 and the outer heat dissipation plates 12 are both provided with a plurality of heat dissipation holes 13 for facilitating heat dissipation, a filter screen device 2 is connected between the inner heat dissipation plates 10 and the outer heat dissipation plates 12 in a sliding manner, the filter screen device 2 plays a role in filtering, and blocks foreign matters such as dust and the like onto the filter screen device 2, the inner heat dissipation plates 10 are arranged inside the filter screen device 2, when the filter screen device 2 is detached, the probability that the foreign matters such as dust and the like enter the middle of the housing 1 is reduced, the top of the housing 1 is provided with mounting holes corresponding to the filter screen device 2, and the mounting holes are used for mounting the filter screen device 2 into the housing 1; the top demountable installation of casing 1 has inside hollow baffle 7, is equipped with the coolant liquid in the baffle 7, improves the radiating effect of voltmeter.
The bottom of baffle 7 is fixed with limiting plate 6, and the top of casing 1 is equipped with the spacing groove, and limiting plate 6 sets up at the spacing inslot, plays limiting displacement, avoids baffle 7 drunkenness.
One side of spacing groove is equipped with pinch-off blades 5, is fixed with the spring 4 that a plurality of interval set up between the lateral wall that pinch-off blades 5 and spacing groove correspond, and 5 tops of pinch-off blades are tight in limiting plate 6 sides, with the firm spacing at the spacing inslot of limiting plate 6.
The baffle 7 can be also detachably mounted at the bottom of the shell 1, so that the heat dissipation effect is further improved.
The filter screen device 2 comprises a filter frame 8, and a filter screen 9 is fixed in the filter frame 8.
Outside the top extension of filter screen device 2 extended to the mounting hole, be equipped with the spout corresponding with filter screen device 2 on the baffle 7, be convenient for pull filter screen device 2, be convenient for installation and dismantlement filter equipment.
The directional filter screen device 2 of opening of spout, the one end of spout is opened, and the other end of spout seals, and when baffle 7 installation targetting in place, the one end top of filter screen device 2 is tight at the blind end of spout, is convenient for install fast and targets in place.
The side of baffle 7 is equipped with the opening, and opening part demountable installation has sealing plug 3, when the coolant liquid in the baffle 7 needs to be changed, dismantles baffle 7, dismantles sealing plug 3, pours the coolant liquid in the baffle 7 and pours into new coolant liquid, installs sealing plug 3 again.
According to the utility model, foreign matters such as dust and the like are reduced and easily enter the shell 1 from the heat dissipation holes 13 of the voltmeter, the service life of the voltmeter is prolonged, when the filter screen device 2 needs to be cleaned, the clamping plate 5 is extruded to one side of the spring 4, the baffle 7 is drawn out, the limiting plate 6 slides out along the limiting groove, the top of the filter screen device 2 is exposed, the filter screen device 2 is drawn out for cleaning, after cleaning is finished, the filter screen device 2 is installed in place, then the clamping plate 5 is extruded, and the baffle 7 is installed to the initial position.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (9)
1. The utility model provides a voltmeter that heat dispersion is good, includes the casing, its characterized in that: the two sides of the shell are provided with outer heat dissipation plates, inner heat dissipation plates are arranged on the inner sides of the outer heat dissipation plates at intervals, the inner heat dissipation plates are fixed in the shell, a plurality of heat dissipation holes are formed in the inner heat dissipation plates and the outer heat dissipation plates, a filter screen device is connected between the inner heat dissipation plates and the outer heat dissipation plates in a sliding mode, and mounting holes corresponding to the filter screen device are formed in the top of the shell; the top of casing demountable installation has inside hollow baffle, is equipped with the coolant liquid in the baffle.
2. The voltmeter according to claim 1, wherein: the bottom of baffle is fixed with the limiting plate, and the top of casing is equipped with the spacing groove, and the limiting plate setting is at the spacing inslot.
3. The voltmeter according to claim 2, wherein: one side of spacing groove is equipped with the clamp plate, is fixed with the spring that a plurality of interval set up between the lateral wall that clamp plate and spacing groove correspond, and the clamp plate top is tightly at the limiting plate side.
4. A voltmeter according to claim 3, wherein: the baffle is detachably mounted at the bottom of the shell.
5. The voltmeter according to claim 1, wherein: the filter screen device comprises a filter frame, and a filter screen is fixed in the filter frame.
6. The voltmeter according to claim 1, wherein: the top of the filter screen device extends out of the mounting hole, and the baffle is provided with a sliding groove corresponding to the filter screen device.
7. The voltmeter according to claim 6, wherein: the opening of spout points to the filter screen device, and the one end of spout is opened, and the other end of spout is sealed.
8. The voltmeter according to claim 1, wherein: the symmetrical slide rails are fixed between the outer heat dissipation plate and the inner heat dissipation plate, the slide rails are vertically arranged, and two sides of the filter screen device are respectively in sliding connection with the corresponding slide rails.
9. The voltmeter according to claim 1, wherein: the side of baffle is equipped with the opening, and opening part demountable installation has the sealing plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122767908.3U CN216248107U (en) | 2021-11-12 | 2021-11-12 | Voltmeter with good heat dissipation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122767908.3U CN216248107U (en) | 2021-11-12 | 2021-11-12 | Voltmeter with good heat dissipation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216248107U true CN216248107U (en) | 2022-04-08 |
Family
ID=80996713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122767908.3U Active CN216248107U (en) | 2021-11-12 | 2021-11-12 | Voltmeter with good heat dissipation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216248107U (en) |
-
2021
- 2021-11-12 CN CN202122767908.3U patent/CN216248107U/en active Active
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