CN212808382U - Intelligent three-phase large-current temperature rise test device - Google Patents
Intelligent three-phase large-current temperature rise test device Download PDFInfo
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- CN212808382U CN212808382U CN202022239717.5U CN202022239717U CN212808382U CN 212808382 U CN212808382 U CN 212808382U CN 202022239717 U CN202022239717 U CN 202022239717U CN 212808382 U CN212808382 U CN 212808382U
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Abstract
The utility model discloses an intelligence three-phase heavy current temperature rise test device, including test device body and protection machanism, protection machanism includes the box, the box is provided with the lag, the cooling layer between lag and the box, the cooling layer has held the refrigerant, lag one side outer wall is provided with the filling pipe that lets in the cooling layer, the welding of bottom half inner wall has the damping spring and the shock attenuation adhesive tape that the equidistance distributes, damping spring and shock attenuation adhesive tape top be provided with box inner wall sliding connection's backup pad, the backup pad is opened has the hole that the equidistance distributes, the push rod motor has all been welded to backup pad top outer wall both sides. The utility model discloses in, advance fan and air-out fan and take away the inside heat of box, increase of service life, temperature sensor control aspiration pump and scavenger fan, reinforcing radiating effect, the fixed plate is fixed test device, and the silica gel cushion protects the device, avoids rubbing between device and the fixed plate to cause the device wearing and tearing, reduces maintenance cost.
Description
Technical Field
The utility model relates to a current temperature rise test device technical field especially relates to an intelligence three-phase heavy current temperature rise test device.
Background
Generally, a transformer generally includes a primary winding as an input and a secondary winding as an output. The general secondary winding is wound in a ring shape, so that the wire consumption is high and the cost is high. The resistance of a test loop formed by the secondary winding is large, and the current output capability is reduced. The secondary winding structure of the traditional transformer also determines that the consumption of wires can not be changed at will and can not be flexibly changed according to the requirements of test conditions, in the temperature rise test of high-voltage and low-voltage electrical appliance products, the multi-magnetic circuit transformer is usually used as a test power supply, a test article is connected through a copper busbar, and the tail end of the transformer is connected into a Y shape through the copper busbar for testing. In a large-current temperature rise test, particularly in a temperature rise test, the number of the Y-shaped connecting copper busbars at the tail end is large, the connection is difficult, the current is unbalanced seriously, and the local temperature rise can be caused to be too high by carelessness, so that the temperature rise test result of the whole test article is influenced.
The Chinese patent (application number: 201721568496.8) provides a novel short-circuit device for high-capacity three-phase transformer temperature rise test, which controls the action of a contact of the short-circuit device through an electric lifting mechanism, thereby changing the on-off state of the device, the operation of the conversion process is simple, safe and convenient, however, the short-circuit device does not consider that the test device is easily influenced by the external environment when the test device works, the service life of the device is shortened, and the heat dissipation mechanism is not arranged to cool the device, so that the heat generated by the work of the device is not dissipated in time, the damage of the device is easily caused, the maintenance cost is increased, the external dust is attached to the surface of the device when the device is used, the normal operation of the device is influenced, and the.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the intelligent three-phase heavy current temperature rise test device who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an intelligent three-phase heavy current temperature rise test device comprises a test device body and a protection mechanism, wherein the protection mechanism comprises a box body, the box body is provided with a protective sleeve, a cooling layer is arranged between the protective sleeve and the box body and contains a refrigerant, the outer wall of one side of the protective sleeve is provided with a filling pipe which is communicated with the cooling layer, the inner wall of the bottom of the box body is welded with a damping spring and a damping rubber strip which are distributed equidistantly, a supporting plate which is connected with the inner wall of the box body in a sliding manner is arranged at the top of the damping spring and the damping rubber strip, the supporting plate is provided with holes which are distributed equidistantly, push rod motors are welded on two sides of the outer wall of the top of the supporting plate, the tail end of each push rod motor is welded with a mounting plate, telescopic rods are welded on the, and the air-supply line end is provided with the aspiration pump, open the bottom half has the air inlet tank that runs through the lag, and the air inlet tank inner wall is provided with the fan, box top joint has the case lid, and the welding of case lid top outer wall has the handle, open at the case lid top has the air outlet groove, and the air outlet tank inner wall is provided with out the fan, the box is kept away from aspiration pump one side outer wall and is provided with the groove of taking a breath that runs through the lag, and takes a breath the inslot portion and be provided with the scavenger fan, box both sides inner wall all is provided with temperature sensor, and box both sides outer wall all is provided with and runs through the lag spool, box, lag, case lid all open there is the fixed slot, and the fixed slot is pegged graft and has the fixed pin, the box outer wall is opened there is the mounting groove.
Preferably, the mounting panel all is provided with the silica gel cushion with the fixed plate, and the silica gel cushion is respectively with mounting panel and fixed plate looks adaptation.
Preferably, the telescopic rod comprises a first telescopic rod and a second telescopic rod, the second telescopic rod is connected with the first telescopic rod in a sliding mode, and the size of the first telescopic rod is larger than that of the second telescopic rod.
Preferably, the outer wall of the first telescopic rod is provided with limiting holes distributed at equal intervals, the second telescopic rod is provided with limiting pins, and the limiting pins are matched with the limiting holes.
Preferably, the inner wall of the wire passing pipe is provided with a protective sleeve, and the protective sleeve is matched with the wire passing pipe.
Preferably, the temperature sensor is connected with a controller through a wire, and the controller is connected with the air extraction pump and the ventilation fan through wires.
Preferably, the quantity of the damping springs is the same as that of the damping rubber strips, and the quantity of the damping springs is the same as that of the damping rubber strips and the quantity of the damping rubber strips are staggered.
The utility model has the advantages that:
1. in the utility model, the low-temperature refrigerant held in the cooling layer takes away the heat generated by the box body due to the work of the test device, the internal temperature of the box body is reduced, the air inlet fan guides the outside air into the box body, the outlet fan discharges the high-temperature air in the box body, the internal heat of the box body is taken away, the test device is cooled, compared with the traditional device, the high temperature generated by the operation of the test device is avoided to cause the device to be burnt, and the service life is prolonged;
2. the temperature sensor monitors the temperature in the box body in real time, when the temperature in the box body reaches the warning temperature, the temperature sensor controls the air suction pump and the air exchange fan to be started through the controller, the air flow in the box body is accelerated, the heat dissipation effect is enhanced, and the refrigerant in the cooling layer cools the gas transported by the air inlet pipe, so that compared with a traditional device, the low-temperature air cooling speed is higher, and the cooling effect is better;
3. the push rod motor drives the mounting panel and reciprocates, conveniently carries out the dismouting to test device, and the fixed plate is fixed test device, and the silica gel cushion protects the device, prevents that test device from rocking in the process of the test and leading to device and box inner wall to produce the collision, and the silica gel cushion avoids rubbing between device and the fixed plate to cause the device wearing and tearing, increase of service life, reduction maintenance cost.
Drawings
Fig. 1 is a schematic view of a cross-sectional structure of an intelligent three-phase heavy-current temperature rise test device provided by the utility model;
fig. 2 is a schematic structural view of a fixing plate of the intelligent three-phase heavy-current temperature rise test device provided by the utility model;
fig. 3 is the utility model provides a positive structural schematic of intelligence three-phase heavy current temperature rise test device.
In the figure: the air-conditioning system comprises a box body 1, a protective sleeve 2, a cooling layer 3, a damping spring 4, a damping rubber strip 5, a supporting plate 6, a push rod motor 7, an installation plate 8, a telescopic rod 9, a fixing plate 10, an air inlet pipe 11, an air suction pump 12, a fan inlet 13, a box cover 14, a fan outlet 15, a ventilation fan 16, a temperature sensor 17, a fixing pin 18 and a wire passing pipe 19.
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.
Referring to FIGS. 1-3, an intelligent three-phase heavy current temperature rise test device comprises a test device body and a protection mechanism, wherein the protection mechanism comprises a box body 1, the box body 1 is provided with a protective sleeve 2, a cooling layer 3 is arranged between the protective sleeve 2 and the box body 1, the cooling layer 3 contains a refrigerant, the low-temperature refrigerant contained in the cooling layer 3 takes away heat generated by the box body 1 due to the work of the test device, the temperature inside the box body 1 is reduced, the outer wall of one side of the protective sleeve 2 is provided with a filling pipe communicated with the cooling layer 3, the inner wall of the bottom of the box body 1 is welded with damping springs 4 and damping rubber strips 5 which are distributed at equal intervals, supporting plates 6 which are in sliding connection with the inner wall of the box body 1 are arranged at the tops of the damping springs 4 and the damping rubber strips 5, and the damping springs 4 and the, the supporting plate 6 is provided with holes distributed equidistantly, the two sides of the outer wall at the top of the supporting plate 6 are welded with the push rod motors 7, the tail ends of the push rod motors 7 are welded with the mounting plates 8, the outer walls at the two sides of the mounting plates 8 are welded with the telescopic rods 9, the tail ends of the telescopic rods 9 are welded with the fixing plates 10, the mounting plates 8 and the fixing plates 10 are provided with silica gel cushions, the silica gel cushions are respectively matched with the mounting plates 8 and the fixing plates 10, the push rod motors 7 drive the mounting plates 8 to move up and down, the test device is conveniently disassembled and assembled, the fixing plates 10 fix the test device, the silica gel cushions protect the device, the test device is prevented from being shaken in the test process to cause collision with the inner wall of the box body 1, the silica gel cushions avoid the friction between the device and the fixing plates 10 to cause, the second telescopic rod is connected with the first telescopic rod in a sliding mode, the size of the first telescopic rod is larger than that of the second telescopic rod, limiting holes are formed in the outer wall of the first telescopic rod and distributed equidistantly, a limiting pin is arranged on the second telescopic rod and matched with the limiting holes, an air inlet pipe 11 which is led into the box body 1 is arranged on the outer wall of one side, close to the filling pipe, of the protective sleeve 2, an air suction pump 12 is arranged at the tail end of the air inlet pipe 11, an air inlet groove which penetrates through the protective sleeve 2 is formed in the bottom of the box body 1, a fan 13 is arranged on the inner wall of the air inlet groove, a box cover 14 is clamped at the top of the box body 1, a handle is welded on the outer wall of the top of the box cover 14, an air outlet groove is formed in the top of the box cover 14, a fan 15 is arranged on the inner wall of, the test device is cooled, compared with the traditional device, the high temperature generated by the operation of the test device is prevented from causing the device to be burnt, the service life is prolonged, the outer wall of one side of the box body 1, which is far away from the air suction pump 12, is provided with the air exchange groove which penetrates through the protective sleeve 2, the air exchange fan 16 is arranged inside the air exchange groove, the inner walls of two sides of the box body 1 are both provided with the temperature sensors 17, the temperature sensors 17 monitor the temperature inside the box body 1 in real time, when the temperature inside the box body 1 reaches the warning temperature, the temperature sensors 17 control the air suction pump 12 and the air exchange fan 16 to be started through the controller, the air flow inside the box body 1 is accelerated, the heat dissipation effect is enhanced, the refrigerant in the cooling layer cools the gas transported by the air inlet pipe 11, compared with the traditional device, the cooling speed of the low-temperature air is, 19 inner walls of spool are provided with the protective sheath, and protective sheath and 19 looks adaptations of spool, temperature sensor 17 is connected with the controller through the wire, and the controller passes through the wire and is connected with scavenger fan 16 with aspiration pump 12, box 1, lag 2, case lid 14 have all been opened the fixed slot, and the fixed slot is pegged graft and has fixed pin 18, 1 outer wall of box is opened has the mounting groove that runs through lag 2, and the mounting groove installs the observation window, intake stack, air-out groove and air-changing tank end all are provided with the filter screen.
The working principle is as follows: when the utility model works, the low-temperature refrigerant in the cooling layer 3 takes away the heat generated by the box body 1 due to the work of the test device, the internal temperature of the box body 1 is reduced, the air inlet fan 13 guides the external air into the box body, the air outlet fan 15 discharges the high-temperature air in the box body 1, the heat in the box body 1 is taken away, the test device is cooled, compared with the traditional device, the high temperature generated by the operation of the test device is avoided to cause the device to be burnt, the service life is prolonged, the temperature sensor 17 monitors the internal temperature of the box body 1 in real time, when the internal temperature of the box body 1 reaches the warning temperature, the temperature sensor 17 controls the starting of the air suction pump 12 and the ventilating fan 16 through the controller, the air flow in the box body 1 is accelerated, the heat dissipation effect is enhanced, and the refrigerant in the cooling layer cools the gas transported by the air inlet pipe, the cooling effect is better, and push rod motor 7 drives mounting panel 8 and reciprocates, conveniently carries out the dismouting to test device, and fixed plate 10 fixes test device, and the silica gel cushion protects the device, prevents that test device from rocking in the process of the test and leading to device and 1 inner wall of box to produce the collision, and the silica gel cushion avoids rubbing between device and the fixed plate 10 to cause the device wearing and tearing, increase of service life, reduction maintenance cost.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. An intelligent three-phase heavy current temperature rise test device comprises a test device body and a protection mechanism, and is characterized in that the protection mechanism comprises a box body (1), the box body (1) is provided with a protective sleeve (2), a cooling layer (3) is arranged between the protective sleeve (2) and the box body (1), the cooling layer (3) contains a refrigerant, the outer wall of one side of the protective sleeve (2) is provided with a filling pipe communicated with the cooling layer (3), the inner wall of the bottom of the box body (1) is welded with damping springs (4) and damping rubber strips (5) which are distributed at equal intervals, the tops of the damping springs (4) and the damping rubber strips (5) are provided with a supporting plate (6) which is in sliding connection with the inner wall of the box body (1), the supporting plate (6) is provided with holes which are distributed at equal intervals, both sides of the outer wall of the top of the supporting plate (6) are welded with, mounting panel (8) both sides outer wall all welds telescopic link (9), and telescopic link (9) end welding has fixed plate (10), lag (2) are close to filling pipe one side outer wall and are provided with air-supply line (11) that let in box (1) inside, and air-supply line (11) end is provided with aspiration pump (12), open the air inlet tank that has run through lag (2) bottom box (1), and air inlet tank inner wall is provided with inlet fan (13), box (1) top joint has case lid (14), and the welding of case lid (14) top outer wall has the handle, open at case lid (14) top has the air outlet groove, and air outlet tank inner wall is provided with out fan (15), box (1) is kept away from aspiration pump (12) one side outer wall and is provided with the air change groove that runs through lag (2), and the inside scavenger fan (16) that is provided with of air change groove, box (1) both sides inner wall all is provided with, and box (1) both sides outer wall all is provided with runs through lag (2) spool (19), the fixed slot has all been opened to box (1), lag (2), case lid (14), and the fixed slot is pegged graft and has fixed pin (18), box (1) outer wall is opened has the mounting groove that runs through lag (2), and the mounting groove installs the observation window, intake stack, air-out groove and air exchange groove end all are provided with the filter screen.
2. An intelligent three-phase large current temperature rise test device according to claim 1, wherein the mounting plate (8) and the fixing plate (10) are provided with silica gel cushions, and the silica gel cushions are respectively matched with the mounting plate (8) and the fixing plate (10).
3. An intelligent three-phase large-current temperature rise test device according to claim 1, wherein the telescopic rod (9) comprises a first telescopic rod and a second telescopic rod, the second telescopic rod is slidably connected with the first telescopic rod, and the size of the first telescopic rod is larger than that of the second telescopic rod.
4. An intelligent three-phase large current temperature rise test device according to claim 3, wherein the outer wall of the first telescopic rod is provided with limiting holes distributed at equal intervals, the second telescopic rod is provided with limiting pins, and the limiting pins are matched with the limiting holes.
5. An intelligent three-phase large current temperature rise test device according to claim 1, wherein a protective sleeve is arranged on the inner wall of the wire passing pipe (19), and the protective sleeve is matched with the wire passing pipe (19).
6. An intelligent three-phase large-current temperature rise test device according to claim 1, wherein the temperature sensor (17) is connected with a controller through a wire, and the controller is connected with the air extraction pump (12) and the ventilation fan (16) through wires.
7. An intelligent three-phase large current temperature rise test device according to claim 1, wherein the number of the damping springs (4) is the same as that of the damping rubber strips (5), and the number of the damping springs (4) is the same as that of the damping rubber strips (5) and the damping rubber strips (5) are arranged in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022239717.5U CN212808382U (en) | 2020-10-10 | 2020-10-10 | Intelligent three-phase large-current temperature rise test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022239717.5U CN212808382U (en) | 2020-10-10 | 2020-10-10 | Intelligent three-phase large-current temperature rise test device |
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| CN212808382U true CN212808382U (en) | 2021-03-26 |
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| CN202022239717.5U Active CN212808382U (en) | 2020-10-10 | 2020-10-10 | Intelligent three-phase large-current temperature rise test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115009699A (en) * | 2022-07-01 | 2022-09-06 | 四川水利职业技术学院 | Medicine commodity circulation is with low temperature storage device from alarm type |
| CN115756114A (en) * | 2022-12-02 | 2023-03-07 | 江苏电子信息职业学院 | Information management's data conversion equipment and control system thereof |
-
2020
- 2020-10-10 CN CN202022239717.5U patent/CN212808382U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115009699A (en) * | 2022-07-01 | 2022-09-06 | 四川水利职业技术学院 | Medicine commodity circulation is with low temperature storage device from alarm type |
| CN115009699B (en) * | 2022-07-01 | 2023-09-01 | 四川水利职业技术学院 | Medicine commodity circulation is with low temperature storage device of self-alarm formula |
| CN115756114A (en) * | 2022-12-02 | 2023-03-07 | 江苏电子信息职业学院 | Information management's data conversion equipment and control system thereof |
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