CN209803203U - Overvoltage protection device for power device testing device - Google Patents

Abstract

The utility model discloses an overvoltage protection device for a power device testing device, which comprises a shell and a storage plate, wherein the bottom of the shell is provided with a cavity, the inside of the cavity is fixedly provided with a cooling water tank and a water pump, the bottom of the shell is fixedly connected with two support rods, the top ends of the two support rods are respectively and fixedly connected with the two sides of the bottom end of the storage plate, the inside of the storage plate is divided into a first mounting groove and a second mounting groove by a partition plate, a plurality of heat dissipation blocks are fixedly arranged in the first mounting groove and the second mounting groove respectively, the overvoltage protection device is provided with the storage plate to mount the power device and the testing device respectively, a screw drives a fixed plate to press down to fix the power device and the testing device, the fixing is simple and rapid, the heat dissipation blocks are arranged on the storage plate, and the heat dissipation is carried out on the power device by a mixed heat dissipation mode of, the accuracy of the test is improved.

Description

Overvoltage protection device for power device testing device

Technical Field

The utility model relates to a protection device, in particular to an overvoltage protector for power device testing arrangement.

Background

Power devices are used in almost all electronics manufacturing industries, including notebooks, PCs, servers, displays and various peripherals in the computer field; the power device can play an effective energy-saving role besides ensuring the normal operation of the devices. Due to the continuous improvement of the requirements of electronic products and energy efficiency, the market of Chinese power devices keeps a faster development speed.

when the power device uses, need test the power of power device, but when the power of power device is unstable, cause the damage to testing arrangement easily, current overvoltage protector is not convenient for fix the testing arrangement of inside simultaneously, and the installation is dismantled inconveniently, and traditional device is when using, and the power device that is not convenient for dispels the heat, when the inside high temperature of power device, influences the performance of power device, makes the test inaccurate simultaneously.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is not enough to the above-mentioned of prior art, provide an overvoltage protector for power device testing arrangement, dispel the heat to power device through forced air cooling and water-cooled mixed heat dissipation mode, promote the accuracy of test.

The utility model adopts the technical proposal that: an overvoltage protection device for a power device testing device comprises a shell and a storage plate, wherein a cavity is formed in the bottom of the shell, a cooling water tank and a water pump are fixedly mounted in the cavity, two support rods are fixedly connected to the bottom of the shell, the top ends of the two support rods are fixedly connected with the two sides of the bottom end of the storage plate respectively, the interior of the storage plate is divided into a first mounting groove and a second mounting groove through a partition plate, a plurality of radiating blocks are fixedly mounted in the first mounting groove and the second mounting groove respectively, a cooling groove is formed in each radiating block and communicated with a cooling cavity formed in the storage plate, one side of the cooling water tank is communicated with a water inlet of the water pump through a first pipeline, a water outlet of the water pump is communicated with the cooling cavity in the storage plate through a second pipeline, and the bottom end of the cooling cavity is communicated with the cooling water tank through a backflow pipeline, the inner wall fixed mounting of casing one side has overvoltage protector, the roof is installed at the top of casing, waist shape's slide opening is seted up at the middle part of roof, slide opening sliding connection have the cross-section to be the screw rod of waist shape, the screw rod of roof top has screwed the carousel, install a plurality of L shape card posts on the peripheral roof of carousel, the carousel rotates to be installed in the region that a plurality of L shape card posts enclose, the carousel top be equipped with the handle, be equipped with the regulating plate on the screw rod of roof below.

As a further improvement, a first annular magnetic block is embedded in the bottom of the rotating disc, a second annular magnetic block is embedded in the top of the top plate, and the first annular magnetic block corresponds to the second annular magnetic block in position.

Further, one side fixed mounting of casing has the water pump switch, the water pump passes through water pump switch and external power supply electric connection.

Further, the regulating plate is provided with four slide bars which are respectively inserted into four corners of the regulating plate in a sliding mode, four the bottoms of the slide bars are fixedly provided with fixing plates, four the side sides of the top end of each fixing plate are fixedly provided with springs, four the tops of the springs are fixedly connected with the bottoms of the regulating plate, and the four springs are respectively arranged outside the four slide bars.

furthermore, wiring holes are formed in the partition board.

Advantageous effects

Compared with the prior art, the utility model, have following advantage:

The utility model discloses an overvoltage protector for power device testing arrangement sets up and puts the thing board and install power device and testing arrangement respectively, and the screw rod drives the regulating plate and descends, makes the fixed plate push down and fix power device and testing arrangement, and is fixed simple swift, and is equipped with the radiating block on putting the thing board, dispels the heat to power device through forced air cooling and water-cooled mixed radiating mode, promotes the accuracy of test.

Drawings

FIG. 1 is a schematic front view of the present invention;

Fig. 2 is an enlarged schematic view of the storage plate of the present invention.

Wherein: 1. a housing; 2. an overvoltage protector; 3. a top plate; 4. a first annular magnetic block; 5. a slide bar; 6. a second annular magnetic block; 7. a first conduit; 8. a turntable; 9. a second conduit; 10. a slide hole; 11. a screw; 12. a handle; 13. an adjusting plate; 14. a fixing plate; 15. a storage plate; 16. a cooling water tank; 17. a water pump; 18. a chamber; 19. a partition plate; 20. a heat dissipating block; 21. a return line; 22. l-shaped clamping columns.

Detailed Description

The invention will be further described with reference to specific embodiments shown in the drawings.

Referring to fig. 1-2, the overvoltage protection device for a power device testing apparatus of the present invention comprises a housing 1 and a placement board 15, a cavity 18 is formed at the bottom of the housing 1, a cooling water tank 16 and a water pump 17 are fixedly installed inside the cavity 18, two support rods are fixedly connected to the bottom of the housing 1, the top ends of the two support rods are respectively fixedly connected to two sides of the bottom end of the placement board 15, the placement board 15 is divided into a first mounting groove and a second mounting groove by a partition 19, a plurality of heat dissipation blocks 20 are fixedly installed inside the first mounting groove and inside the second mounting groove, and a plurality of cooling grooves are formed inside the heat dissipation blocks 20, and are communicated with a cooling chamber formed inside the placement board 15, one side of the cooling water tank 16 is communicated with a water inlet of the water pump 17 through a first pipeline 7, a water outlet of the water pump 17 is communicated with the cooling chamber inside the placement board 15 through a second pipeline 9, the bottom of cooling chamber communicates with each other with coolant tank 16 through return line 21, and one side fixed mounting of casing 1 has the water pump switch, and water pump 17 passes through the water pump switch and external power supply electric connection, and water pump 17 pressurizes for the cooling water. Inner wall fixed mounting on one side of the casing 1 has overvoltage protector 2, roof 3 is installed at the top of casing 1, waist-shaped's slide opening 10 is seted up at the middle part of roof 3, sliding connection has the cross-section to be waist-shaped's screw rod 11 in slide opening 10, waist-shaped's screw rod 11 and slide opening 10 cooperation, it only can slide from top to bottom to make screw rod 11, the screw rod 11 top of roof 3 top is screwed and is connect carousel 8, install a plurality of L shape card posts 22 on the 8 outlying roof 3 of carousel, 8 rotations of carousel are installed in the region that a plurality of L shape card posts 22 enclose, prevent 8 axial displacement of carousel, 8 tops of carousel are equipped with handle 12, the operation of being convenient for, be equipped with regulating plate 13 on the screw rod.

Preferably, a first annular magnetic block 4 is embedded in the bottom of the rotary table 8, a second annular magnetic block 6 is embedded in the top of the top plate 3, the first annular magnetic block 4 corresponds to the second annular magnetic block 6 in position, and the rotary table 8 is prevented from rotating through the adsorption effect of the first annular magnetic block 4 and the second annular magnetic block 6. Regulating plate 13 is equipped with four slide bars 5 of pegging graft in four corners of regulating plate 13 that slide respectively, and the equal fixed mounting in bottom of four slide bars 5 has fixed plate 14, and the avris on four fixed plate 14 tops all fixes and is equipped with the spring, and the top of four springs all with regulating plate 13's bottom fixed connection, and four springs set up respectively in four slide bar 5's outside, and fixed plate 14 is fixed power device and testing arrangement respectively. The inside of the partition plate 19 is provided with a wiring hole which is convenient for the electrical connection between the power device and the testing device.

The utility model discloses when specifically using, place power device and testing arrangement respectively in the inside of putting the first mounting groove on thing board 15 and the inside of second mounting groove, and wiring hole through on the baffle 19 is worked a telephone switchboard, testing arrangement and 2 electric connection of overvoltage protector simultaneously, it drives regulating plate 13 through screw rod 11 and descends to rotate carousel 8, make fixed plate 14 move down under the effect of spring and contact with the top of power device and testing arrangement's top, fix power device and testing arrangement, the bottom and the radiating block 20 contact of power device, form the ventiduct, accelerate the heat dissipation, and water pump 17 pressurizes, let in radiating block 20 inside with the inside cooling water of cooling water tank 16 inside, after dispelling the heat to the power device, inside cooling water tank 16 enters into once more through backflow pipeline 21, form the cooling water circulative cooling, its cooling effect is better.

The above is only the preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility model and the utility of the patent.

Claims (5)

1. An overvoltage protector for a power device testing device, comprising a shell (1) and an object placing plate (15), characterized in that: the bottom of the shell (1) is provided with a cavity (18), a cooling water tank (16) and a water pump (17) are fixedly arranged in the cavity (18), the bottom of the shell (1) is fixedly connected with two support rods, the top ends of the two support rods are respectively fixedly connected with two sides of the bottom end of the object placing plate (15), the inside of the object placing plate (15) is divided into a first mounting groove and a second mounting groove through a partition plate (19), a plurality of radiating blocks (20) are fixedly arranged in the first mounting groove and the second mounting groove respectively, cooling grooves are formed in the plurality of radiating blocks (20), the cooling grooves are communicated with cooling cavities formed in the object placing plate (15), one side of the cooling water tank (16) is communicated with a water inlet of the water pump (17) through a first pipeline (7), a water outlet of the water pump (17) is communicated with the cooling cavities in the object placing plate (15) through a second pipeline (9), the bottom in cooling chamber communicates with each other through backflow pipeline (21) and coolant tank (16), the inner wall fixed mounting of casing (1) one side has overvoltage protector (2), roof (3) are installed at the top of casing (1), waist shape's slide opening (10) are seted up at the middle part of roof (3), slide opening (10) in sliding connection have cross-section to be screw rod (11) of waist shape, screw rod (11) the top of roof (3) top have screwed connection carousel (8), install a plurality of L shape card posts (22) on carousel (8) outlying roof (3), carousel (8) rotate to be installed in the region that a plurality of L shape card posts (22) enclose, carousel (8) top be equipped with handle (12), be equipped with regulating plate (13) on screw rod (11) of roof (3) below.

2. The overvoltage protection device for a power device testing apparatus according to claim 1, wherein: the magnetic disc is characterized in that a first annular magnetic block (4) is embedded in the bottom of the rotary disc (8), a second annular magnetic block (6) is embedded in the top of the top plate (3), and the first annular magnetic block (4) corresponds to the second annular magnetic block (6) in position.

3. The overvoltage protection device for a power device testing apparatus according to claim 1, wherein: one side fixed mounting of casing (1) has the water pump switch, water pump (17) pass through water pump switch and external power supply electric connection.

4. The overvoltage protection device for a power device testing apparatus according to claim 1, wherein: regulating plate (13) are equipped with four slide bar (5) of pegging graft at four corners of regulating plate (13) that slide respectively, four the equal fixed mounting in bottom of slide bar (5) has fixed plate (14), four the avris on fixed plate (14) top all is fixed and is equipped with the spring, four the top of spring all with the bottom fixed connection of regulating plate (13), and four springs set up the outside at four slide bar (5) respectively.

5. The overvoltage protection device for a power device testing apparatus according to claim 1, wherein: and wiring holes are formed in the partition plate (19).