CN217238177U - High-power pure water-blocking cold load box - Google Patents
High-power pure water-blocking cold load box Download PDFInfo
- Publication number
- CN217238177U CN217238177U CN202220805703.1U CN202220805703U CN217238177U CN 217238177 U CN217238177 U CN 217238177U CN 202220805703 U CN202220805703 U CN 202220805703U CN 217238177 U CN217238177 U CN 217238177U
- Authority
- CN
- China
- Prior art keywords
- water
- box
- pure
- cooling
- box body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Abstract
The utility model discloses a high-power pure water-blocking cold load box, which comprises an adjustable resistance box and an adjusting knob arranged on the front surface of the box body, wherein the front surface of the box body is also provided with a binding post, the side surface of the box body is provided with a water-cooling quick joint, the interior of the adjustable resistance box is provided with an insulating frame and a pure resistance working module, the back surface of the box body is provided with a cooling unit, and the cooling unit is connected with the water-cooling quick joint; the pure resistance working module is connected with the adjusting knob, the pure resistance working module is placed on the insulating frame, and the pure resistance working module is also connected with the wiring terminal; during testing, the wiring terminal is connected with an external testing wire harness, and the water-cooling quick connector is connected with an external water cooler so as to quickly take away a large amount of heat generated by the resistance load in the using process; the effect is as follows: the problem of the heat dissipation of high-power resistive load in the use is solved, and need not additionally to introduce electronic equipment, and then can not cause the influence to the test yet.
Description
Technical Field
The utility model relates to an EMC detects technical field, concretely relates to high-power pure cold load case that blocks water.
Background
At present, in electromagnetic compatibility detection, a high-power pure resistor is often used as a load, but the resistor has large heat productivity in a test process, the temperature of a test anechoic chamber is increased, heat is increased and accumulated on a ceiling, the damage and even fire of surrounding wave-absorbing foam is easily caused, and the resistor is inconvenient to disassemble after the test is finished.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can solve the heat dissipation problem of high-power resistive load in the use, and do not influence the cold load case that blocks water of a high-power pure of the result of experimental test.
The utility model discloses a technical scheme who takes does: a high-power pure water-blocking cold load box comprises an adjustable resistance box and an adjusting knob arranged on the front surface of the box, wherein a binding post is further arranged on the front surface of the box, a water-cooling quick connector is arranged on the side surface of the box, an insulating frame and a pure resistance working module are arranged inside the adjustable resistance box, a cooling unit is arranged behind the box, and the cooling unit is connected with the water-cooling quick connector;
the pure resistance working module is connected with the adjusting knob, the pure resistance working module is placed on the insulating frame, and the pure resistance working module is also connected with the wiring terminal;
during testing, the wiring terminal is connected with an external testing wire harness, and the water-cooling quick connector is connected with an external water-cooling machine so as to quickly take away a large amount of heat generated by the resistance load in the using process.
Preferably, a side cover plate and a switch for opening the side cover plate are arranged on one side surface of the box body.
Preferably, the cooling unit includes a cooling water passage in an upward-level arrangement.
Preferably, the cooling unit further comprises a heat conductive grid disposed between the cooling water channel and the pure resistive operating module.
Preferably, the pure resistance working module adopts a plurality of adjustable high-power resistors.
Preferably, the insulating frame adopts a multilayer structure, and at least one adjustable high-power resistor is placed on each layer of the insulating frame.
Preferably, when the binding post is connected with an external test wire harness, the binding post is fixed in a screw compression mode.
By adopting the technical scheme, the method has the following advantages: the utility model provides a high-power pure water-blocking cold load box, which can rapidly control the increase or decrease of the load resistance value through the adjusting knob so as to meet different testing requirements; simultaneously, through the setting of cooling unit and water-cooling quick-operation joint for when the test, can in time take away produced heat, thereby solve the heat dissipation problem of high-power resistive load in the use, because this kind of mode need not additionally to introduce electronic equipment, and then can not cause the influence to the test yet.
Drawings
Fig. 1 is a front view of a high-power pure water-blocking cold load box according to an embodiment of the present invention;
fig. 2 is a rear view of a high-power pure water-blocking cold load box according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2;
fig. 4 is a left side view of a high-power pure water-blocking cold load box according to an embodiment of the present invention;
fig. 5 is a schematic view of an internal structure of a high-power pure water-blocking cold load box according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments, which are used for illustrating the present invention but are not used for limiting the scope of the present invention.
Referring to fig. 1 to 5, an embodiment of the present invention provides a high-power pure water-blocking cold load box, which includes an adjustable resistance box and an adjusting knob 4 disposed on the front surface of the box, wherein the front surface of the box is further provided with a terminal 5, the side surface of the box 1 is provided with a water-cooling quick connector, the interior of the adjustable resistance box is provided with an insulating frame and a pure resistance working module, the back surface of the box 1 is provided with a cooling unit, and the cooling unit is connected with the water-cooling quick connector;
the pure resistance working module is connected with the adjusting knob, is placed on the insulating frame and is also connected with the wiring terminal;
during testing, the wiring terminal 5 is connected with an external testing wire harness, and the water-cooling quick connector is connected with an external water-cooling machine so as to quickly take away a large amount of heat generated by the resistance load in the using process.
In the embodiment, the box body 1 is made of steel plates, so that the heat conduction performance is good, the heat dissipation is convenient, and the moving wheels 16 are arranged at the bottom of the box body 1, so that the equipment can be conveniently moved; the front panel of the box body, namely the front surface of the box body, is provided with a resistance meter 2, an ammeter 3, an adjusting knob 4 for adjusting resistance and a group of wire inlet and outlet wiring terminals 5;
the pure resistor working module adopts a plurality of adjustable high-power resistors 12, the insulating frame adopts a multilayer structure, and at least one adjustable high-power resistor 12 is arranged on each layer of insulating frame;
in this embodiment, the pure resistor working module adopts a mode of combining eight adjustable high-power resistors 12, the insulating frame is a four-layer insulating frame, and two adjustable high-power resistors are placed on each frame;
the resistance value is adjusted by using the adjusting knobs 4 on the front panel, the number of the adjusting knobs 4 is multiple, and the adjusting knobs are adjusted in five steps to meet coarse adjustment and fine adjustment; the resistance meter 2 can display the current resistance value in real time, and the ammeter 3 can monitor the current of the load box in the test process; the increase or decrease of the load resistance value is controlled by the adjusting knob 4, so that the required current can be quickly adjusted according to different test requirements;
the wiring terminal 5 is connected with a test wiring harness and is fixed in a screw compression mode, the wiring harness is firmly connected in the test process by utilizing the wiring terminal compression screw 15, and meanwhile, the wiring harness does not need to be dismounted and mounted back and forth;
when the water-cooling quick connector is used, the water-cooling quick connector comprises a water inlet 6 and a water outlet 7; a cooling unit is arranged at the back of the box body, namely the back of the box body, and comprises cooling water channels 8, wherein the cooling water channels 8 are arranged in an upward hierarchical manner; meanwhile, in order to improve the cooling effect, the cooling unit further comprises a heat-conducting grid 14, and the heat-conducting grid 14 is arranged between the cooling water channel 8 and the adjustable high-power resistor 12.
Utilize like this the cooling water course 8 is connected to the quick connector of water-cooling, can guarantee that the good leakproofness of interface can not lead to leaking, and cooling water course 8 adopts the ascending arrangement of level to dispel the heat to this can guarantee that the water course can contact with 14 large tracts of land of heat dissipation grid, can take away more heats in the unit interval, and the back of box has then adopted a detachable backplate 10, and connects through screw 9, thereby is convenient for maintain water-cooling pipeline.
Further, in order to facilitate the disassembly of the resistor, a side cover plate 13 and a switch 11 for opening the side cover plate are arranged on one side surface of the box body;
specifically, the left side of the present embodiment is taken as an example for explanation, and a side cover plate is provided, which can be opened by a switch, and the adjustable high-power resistor 12 and the heat conducting grid 14 can be seen by opening the side cover plate, so as to realize the replacement of the damaged resistor from the side or the increase of the resistor with higher power, so that the resistor is convenient to disassemble.
The high-power pure water-blocking cold load box provided by the technical scheme is mainly divided into a pure resistance working module, a cooling unit and a box body part, and the increase or decrease of the load resistance value can be controlled by an adjusting knob during testing, so that the required current can be quickly adjusted according to different testing requirements; the fixing is carried out by adopting a screw pressing mode, and the disassembly and the assembly back and forth are not needed, so that the use is more reliable and convenient; a side cover plate is arranged on the side surface of the resistor, the side cover plate can be opened, and a damaged resistor can be replaced from the side surface or a resistor with larger power is added, so that the resistor is more convenient to disassemble; meanwhile, the water inlet and outlet quick connectors are respectively arranged on the two sides of the box body, so that the water cooler can be connected conveniently, the heat conducting grid is arranged between the resistor and the cooling water channel, the cooling liquid can be ensured to take away a large amount of heat generated by the resistor more quickly, the heat dissipation problem of a high-power resistor load in the using process is solved, and the test result is not influenced.
Finally, it should be noted that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (7)
1. A high-power pure water-blocking cold load box comprises an adjustable resistance box and an adjusting knob arranged on the front surface of the box body, and is characterized in that a binding post is further arranged on the front surface of the box body, a water-cooling quick connector is arranged on the side surface of the box body, an insulating frame and a pure resistance working module are arranged inside the adjustable resistance box, a cooling unit is arranged behind the box body, and the cooling unit is connected with the water-cooling quick connector;
the pure resistance working module is connected with the adjusting knob, the pure resistance working module is placed on the insulating frame, and the pure resistance working module is also connected with the wiring terminal;
during testing, the wiring terminal is connected with an external testing wire harness, and the water-cooling quick connector is connected with an external water-cooling machine so as to quickly take away a large amount of heat generated by the resistance load in the using process.
2. A high power cold load box with pure water blocking function according to claim 1, wherein a side cover plate and a switch for opening the side cover plate are provided on one side of the box body.
3. A high power cold load compartment with pure water blocking according to claim 1 or 2, wherein the cooling unit comprises cooling water channels arranged in an upward level.
4. A high power cold load compartment with pure water blocking according to claim 3, wherein said cooling unit further comprises a heat conducting grid disposed between said cooling water channel and said pure resistive operating module.
5. A high power cold load box with pure water blocking function according to claim 2, wherein said pure resistance operation module employs a plurality of adjustable high power resistors.
6. A high power cold load box with pure water blocking according to claim 5, wherein said insulating frame is a multi-layer structure, and at least one adjustable high power resistor is placed on each layer of insulating frame.
7. A high-power cold load box that blocks water only of claim 1, characterized in that, when the terminal is connected with the external test pencil, fix with the way that the screw compresses tightly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220805703.1U CN217238177U (en) | 2022-04-08 | 2022-04-08 | High-power pure water-blocking cold load box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220805703.1U CN217238177U (en) | 2022-04-08 | 2022-04-08 | High-power pure water-blocking cold load box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217238177U true CN217238177U (en) | 2022-08-19 |
Family
ID=82818749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220805703.1U Active CN217238177U (en) | 2022-04-08 | 2022-04-08 | High-power pure water-blocking cold load box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217238177U (en) |
-
2022
- 2022-04-08 CN CN202220805703.1U patent/CN217238177U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103135709B (en) | PXI cabinet and PXI test macro | |
| CN108988113A (en) | Optical fiber laser | |
| CN217238177U (en) | High-power pure water-blocking cold load box | |
| CN113433989B (en) | Heat load system of communication equipment and control method thereof | |
| CN207020259U (en) | A kind of projection arrangement for electromagnetic compatibility test | |
| CN206272960U (en) | A kind of mounting structure of the onboard electronic device of circuit | |
| CN107889423A (en) | A kind of air-flow intelligent control module and data center's rack high efficiency and heat radiation cooling system | |
| CN210416848U (en) | Electric bicycle instrument adopting LED display | |
| CN210579831U (en) | Electronic device | |
| CN209606898U (en) | A kind of back-end device of visible environment monitoring | |
| CN208508330U (en) | A kind of power distribution cabinet radiator | |
| CN218298392U (en) | Conducting bar testing device | |
| CN211201533U (en) | Control unit suitable for subway shield door | |
| CN105338775A (en) | Radar electronic equipment box | |
| CN204905715U (en) | SVG device structure | |
| CN218275738U (en) | UPS uninterrupted power source | |
| CN216012312U (en) | Substation equipment running state detection device | |
| CN205566952U (en) | Oily formula electronic equipment's cooling system | |
| CN216162273U (en) | Intelligent power distribution terminal structure | |
| CN220043830U (en) | Vehicle-mounted comprehensive air-cooled case | |
| CN215986316U (en) | PTC heater integrated test equipment | |
| CN219019333U (en) | Dummy load server | |
| CN210840438U (en) | Digital audio processor | |
| CN212137070U (en) | Power distribution comprehensive measurement and control instrument with good heat dissipation effect | |
| CN111712102B (en) | Layered air supply type network energy-saving heat dissipation cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |