CN219179501U - Electric heating element tester - Google Patents
Electric heating element tester Download PDFInfo
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- CN219179501U CN219179501U CN202223500780.5U CN202223500780U CN219179501U CN 219179501 U CN219179501 U CN 219179501U CN 202223500780 U CN202223500780 U CN 202223500780U CN 219179501 U CN219179501 U CN 219179501U
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Abstract
The utility model relates to the field of electric heating elements, in particular to an electric heating element tester which comprises an electric heating element, a bottom plate, a test block, an electrifying test device and a conducting layer, wherein the bottom plate is provided with a plurality of conducting layers; the bottom of the test block is detachably connected with the top of the bottom plate, two groups of test blocks are arranged, the upper end face of each test block is provided with a strip-shaped groove, and the strip-shaped grooves form openings on the opposite end faces of the two groups of test blocks; the conductive layer is arranged on the wall of the strip-shaped groove and is connected with the electrifying test device through a connecting wire, the electrifying test device is arranged on the bottom plate, and the electrifying test device is provided with a display screen and a key operation area; two ends of the electric heating element are respectively inserted into the two groups of conductive layers, and a limiting assembly which presses the end part of the electric heating element from top to bottom is arranged on the test block. The utility model can change the position of the test block at will because the test block is connected with the bottom plate through the sucker, thereby being applicable to electric heating elements with different shapes and sizes, having wide application range and small use limitation.
Description
Technical Field
The utility model relates to the field of electric heating elements, in particular to an electric heating element tester.
Background
Electric heating elements are widely used in daily life and mechanical production, such as common heating wires, electrothermal alloys, electric heating plates, electric heating strips and the like. The resistance of an electric heating element is a very important test item, and the insulation resistance test is a nondestructive test, voltage is applied to two electrodes during the test, and the two electrodes are connected with two ends of the electric heating element (usually, two ends of the electric heating element are clamped by conductive clamps), so that two currents are generated in an insulating material, one is the current along the surface of the material, the other is the current in the material, and the resistance can be calculated according to a specific formula.
The Chinese patent with the publication number of CN212780995U discloses a resistance testing device for a silicon carbide electric heating element, which comprises a storage box, wherein two conductive hanging plates are arranged on the front surface of the storage box, the conductive hanging plates are used for placing the silicon carbide electric heating element, a pushing telescopic mechanism is arranged below the silicon carbide electric heating element, the pushing telescopic mechanism is positioned between the two conductive hanging plates, and the pushing telescopic mechanism is used for pushing the silicon carbide electric heating element into the storage box, so that the resistance testing device has the advantages of omitting fixed operation, automatically pushing, simplifying operation and reducing the workload of measuring staff.
However, the above disclosed solution has the following disadvantages: the conductive hanging rod is fixed in position, and only strip-shaped electric heating elements can be tested, and the shapes of the electric heating elements are different, such as U-shaped, so that the technical scheme disclosed above has great limitation in use and can only aim at specific electric heating elements.
Disclosure of Invention
The utility model aims to solve the problems that an electric heating element resistance measuring instrument in the background technology can only aim at specific electric heating elements and has large use limitation, and provides an electric heating element tester.
The technical scheme of the utility model is as follows: an electric heating element tester comprises an electric heating element; the device is characterized by also comprising a bottom plate, a test block, an electrifying test device and a conductive layer;
the bottom of the test block is detachably connected with the top of the bottom plate, two groups of test blocks are arranged, the upper end face of each test block is provided with a strip-shaped groove, and the strip-shaped grooves form openings on the opposite end faces of the two groups of test blocks; the conductive layer is arranged on the wall of the strip-shaped groove and is connected with the electrifying test device through a connecting wire, the electrifying test device is arranged on the bottom plate, and the electrifying test device is provided with a display screen and a key operation area; two ends of the electric heating element are respectively inserted into the two groups of conductive layers, and a limiting assembly which presses the end part of the electric heating element from top to bottom is arranged on the test block.
Preferably, the bottom of the test block is provided with a sucker, and the sucker is in suction with the bottom plate.
Preferably, the limiting component comprises a supporting rod a, a rotary pressing plate, a top flat plate, a supporting rod b and a vertical plate; the support rod a is horizontally and rotatably arranged on the conductive layer; the rotary pressing plate is obliquely arranged on the supporting rod a, and the bottom of the rotary pressing plate is contacted with the electric heating element; the test block is vertically provided with a blind hole, the bottom of the blind hole is vertically provided with a spring, the top of the spring is connected with the bottom of the support rod b, the spring is in a compressed state, the bottom of the support rod b is inserted into the blind hole in a matched manner, and the bottom of the support rod b is provided with a connecting plate; the vertical plate is vertically arranged on the connecting plate, the bottom of the vertical plate is inserted into the strip-shaped groove, and the vertical plate is provided with a slot; the top flat plate is arranged at the top of the rotary pressing plate and inserted into the slot, and the bottom of the top flat plate is contacted with the bottom of the slot; the limiting component is provided with two groups.
Preferably, the bottom of the rotary pressing plate is provided with a bottom plate, the bottom of the bottom plate is provided with an arc-shaped groove, the arc-shaped groove is in contact with the outer wall of the top of the electric heating element, and the bottom plate is an insulating plate.
Preferably, the rotary pressing plate, the top flat plate, the vertical plate, the connecting plate and the supporting rod b are all made of insulating materials.
Preferably, the bottom of the strip-shaped groove is arc-shaped.
Preferably, a plurality of groups of handles are arranged on the outer wall of the test block.
Compared with the prior art, the utility model has the following beneficial technical effects: the two ends of the electric heating element are respectively inserted into the two groups of strip-shaped grooves and are in contact with the conducting layer, the electric connection with the electrifying test device can be realized through the connecting wires, the end part of the electric heating element is pressed by the limiting component, the stability in the test process can be kept, and when in test, the electrifying test device provides a certain voltage, and corresponding voltage and current parameters are recorded and displayed on the display screen. Because the test block is connected with the bottom plate through the sucker, the position of the test block can be changed at will, thereby adapting to electric heating elements with different shapes and sizes, having wide application range and small use limitation.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a front cross-sectional view of FIG. 1;
fig. 3 is an enlarged schematic view at a in fig. 2.
Reference numerals: 1. a bottom plate; 2. a test block; 3. connecting wires; 4. electrifying a testing device; 5. a bar-shaped groove; 6. a conductive layer; 7. an electric heating element; 8. a suction cup; 9. a supporting rod a; 10. rotating the pressing plate; 11. a top plate; 12. a bottom plate; 13. a support rod b; 14. a connecting plate; 15. a riser; 16. a slot; 17. a handle.
Detailed Description
Example 1
As shown in fig. 1-3, the electric heating element tester provided by the utility model comprises an electric heating element 7, a bottom plate 1, a test block 2, an electrifying test device 4 and a conductive layer 6;
the bottom of the test block 2 is detachably connected with the top of the bottom plate 1, and the specific connection mode is as follows: the bottom of the test block 2 is provided with a sucker 8, the sucker 8 is in suction connection with the bottom plate 1, the test block 2 is provided with two groups, the upper end face of the test block 2 is provided with a strip groove 5, the strip groove 5 forms an opening on the opposite end faces of the two groups of test blocks 2, the bottom of the strip groove 5 is arc-shaped, and the outer wall of the test block 2 is provided with a plurality of groups of handles 17; the conducting layer 6 is arranged on the wall of the strip-shaped groove 5, the conducting layer 6 is connected with the electrifying test device 4 through the connecting lead 3, the electrifying test device 4 is arranged on the bottom plate 1, and the electrifying test device 4 is provided with a display screen and a key operation area; two ends of the electric heating element 7 are respectively inserted into the two groups of conductive layers 6, and a limiting component which presses the end part of the electric heating element 7 from top to bottom is arranged on the test block 2.
In this embodiment, two ends of the electric heating element 7 are respectively inserted into the two groups of strip grooves 5 and are in contact with the conductive layer 6, and the electric connection with the power-on testing device 4 can be realized through the connecting wire 3, the end part of the electric heating element 7 is pressed by the limiting component, so that the stability in the testing process can be maintained, and during the testing, the power-on testing device 4 provides a certain voltage, and corresponding voltage and current parameters are recorded and displayed on the display screen. Because the test block 2 is connected with the bottom plate 1 through the sucker 8, the position of the test block 2 can be changed at will, so that the electric heating element is suitable for electric heating elements with different shapes and sizes, and has wide application range and small application limitation.
Example two
As shown in fig. 1-3, the electric heating element tester provided by the utility model comprises an electric heating element 7, a bottom plate 1, a test block 2, an electrifying test device 4 and a conductive layer 6;
the bottom of the test block 2 is detachably connected with the top of the bottom plate 1, and the specific connection mode is as follows: the bottom of the test block 2 is provided with a sucker 8, the sucker 8 is in suction connection with the bottom plate 1, the test block 2 is provided with two groups, the upper end face of the test block 2 is provided with a strip groove 5, the strip groove 5 forms an opening on the opposite end faces of the two groups of test blocks 2, the bottom of the strip groove 5 is arc-shaped, and the outer wall of the test block 2 is provided with a plurality of groups of handles 17; the conducting layer 6 is arranged on the wall of the strip-shaped groove 5, the conducting layer 6 is connected with the electrifying test device 4 through the connecting lead 3, the electrifying test device 4 is arranged on the bottom plate 1, and the electrifying test device 4 is provided with a display screen and a key operation area; two ends of the electric heating element 7 are respectively inserted into the two groups of conductive layers 6, and a limiting component which presses the end part of the electric heating element 7 from top to bottom is arranged on the test block 2.
The limiting component comprises a supporting rod a9, a rotary pressing plate 10, a top flat plate 11, a supporting rod b13 and a vertical plate 15; the supporting rod a9 is horizontally and rotatably arranged on the conductive layer 6; the rotary pressing plate 10 is obliquely arranged on the supporting rod a9, the bottom of the rotary pressing plate 10 is provided with a bottom flat plate 12, the bottom of the bottom flat plate 12 is provided with an arc-shaped groove, and the arc-shaped groove is in contact with the outer wall of the top of the electric heating element 7; the test block 2 is vertically provided with a blind hole, the bottom of the blind hole is vertically provided with a spring, the top of the spring is connected with the bottom of the support rod b13, the spring is in a compressed state, the bottom of the support rod b13 is inserted into the blind hole in a matched manner, and the bottom of the support rod b13 is provided with a connecting plate 14; the vertical plate 15 is vertically arranged on the connecting plate 14, the bottom of the vertical plate 15 is inserted into the strip-shaped groove 5, and the vertical plate 15 is provided with a slot 16; the top flat plate 11 is arranged at the top of the rotary pressing plate 10 and inserted into the slot 16, and the bottom of the top flat plate 11 is contacted with the bottom of the slot 16; the limiting component is provided with two groups. The bottom flat plate 12, the rotary pressing plate 10, the top flat plate 11, the vertical plate 15, the connecting plate 14 and the supporting rod b13 are all made of insulating materials.
In this embodiment, the connecting plate 14 is pressed down, the rotating pressing plate 10 rotates, then two ends of the electric heating element 7 are respectively inserted into the two groups of strip-shaped grooves 5 and are in contact with the conductive layer 6, at this time, the connecting plate 14 is loosened, under the action of the spring, the supporting rod b13 moves upwards, the rotating pressing plate 10 can be driven to rotate reversely through the connecting plate 14, the slot 16 and the top flat plate 11, then the electric heating element 7 is pressed tightly through the bottom flat plate 12, fixing is completed, fixing of the electric heating element 7 is simple and convenient, electric connection with the electrifying test device 4 can be realized through the connecting wire 3, the stability in the test process can be kept through the pressing of the end part of the electric heating element 7 by the limiting component, and during the test, the electrifying test device 4 provides certain voltage, corresponding voltage and current parameters are recorded and displayed on the display screen. Because the test block 2 is connected with the bottom plate 1 through the sucker 8, the position of the test block 2 can be changed at will, so that the electric heating element is suitable for electric heating elements with different shapes and sizes, and has wide application range and small application limitation.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (7)
1. An electric heating element tester comprises an electric heating element (7); the device is characterized by also comprising a bottom plate (1), a test block (2), an electrifying test device (4) and a conductive layer (6);
the bottom of the test block (2) is detachably connected with the top of the bottom plate (1), the test block (2) is provided with two groups, the upper end face of the test block (2) is provided with a strip groove (5), and the strip groove (5) forms an opening on the opposite end faces of the two groups of test blocks (2); the conducting layer (6) is arranged on the wall of the strip-shaped groove (5), the conducting layer (6) is connected with the electrifying test device (4) through the connecting wire (3), the electrifying test device (4) is arranged on the bottom plate (1), and the electrifying test device (4) is provided with a display screen and a key operation area; two ends of the electric heating element (7) are respectively inserted into the two groups of conductive layers (6), and a limiting assembly which presses the end part of the electric heating element (7) from top to bottom is arranged on the test block (2).
2. The electric heating element tester according to claim 1, wherein a sucker (8) is arranged at the bottom of the test block (2), and the sucker (8) is in suction with the bottom plate (1).
3. The electrical heating element tester according to claim 1, wherein the limit assembly comprises a support bar a (9), a rotating platen (10), a top platen (11), a support bar b (13) and a riser (15); the supporting rod a (9) is horizontally and rotatably arranged on the conductive layer (6); the rotary pressing plate (10) is obliquely arranged on the supporting rod a (9), and the bottom of the rotary pressing plate (10) is contacted with the electric heating element (7); the test block (2) is vertically provided with a blind hole, the bottom of the blind hole is vertically provided with a spring, the top of the spring is connected with the bottom of the support rod b (13), the spring is in a compressed state, the bottom of the support rod b (13) is inserted into the blind hole in a matched manner, and the bottom of the support rod b (13) is provided with a connecting plate (14); the vertical plate (15) is vertically arranged on the connecting plate (14), the bottom of the vertical plate (15) is inserted into the strip-shaped groove (5), and the slot (16) is arranged on the vertical plate (15); the top flat plate (11) is arranged at the top of the rotary pressing plate (10) and is inserted into the slot (16), and the bottom of the top flat plate (11) is contacted with the bottom of the slot (16); the limiting component is provided with two groups.
4. The electric heating element tester according to claim 3, wherein the bottom of the rotary pressing plate (10) is provided with a bottom flat plate (12), the bottom of the bottom flat plate (12) is provided with an arc-shaped groove, the arc-shaped groove is in contact with the top outer wall of the electric heating element (7), and the bottom flat plate (12) is an insulating plate.
5. The electric heating element tester according to claim 3, wherein the rotary pressing plate (10), the top plate (11), the vertical plate (15), the connecting plate (14) and the supporting rod b (13) are all made of insulating materials.
6. The electric heating element tester according to claim 1, characterized in that the bottom of the bar-shaped groove (5) is arc-shaped.
7. An electric heating element tester according to claim 1, characterized in that a plurality of sets of handles (17) are provided on the outer wall of the test block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223500780.5U CN219179501U (en) | 2022-12-14 | 2022-12-14 | Electric heating element tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223500780.5U CN219179501U (en) | 2022-12-14 | 2022-12-14 | Electric heating element tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219179501U true CN219179501U (en) | 2023-06-13 |
Family
ID=86675321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223500780.5U Active CN219179501U (en) | 2022-12-14 | 2022-12-14 | Electric heating element tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219179501U (en) |
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2022
- 2022-12-14 CN CN202223500780.5U patent/CN219179501U/en active Active
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