CN210534198U - Current resistance tester with accurate test - Google Patents
Current resistance tester with accurate test Download PDFInfo
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- CN210534198U CN210534198U CN201921325831.0U CN201921325831U CN210534198U CN 210534198 U CN210534198 U CN 210534198U CN 201921325831 U CN201921325831 U CN 201921325831U CN 210534198 U CN210534198 U CN 210534198U
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Abstract
The utility model discloses a current resistance tester with accurate test, which comprises a current resistance tester body, a cooling dustproof mechanism and a protection mechanism, wherein the cooling dustproof mechanism is positioned at the side of the current resistance tester body, the cooling dustproof mechanism comprises an air outlet pipe, an air inlet pipe and a heat dissipation fan, the air outlet pipe and the air inlet pipe are respectively arranged at two sides of the current resistance tester body, and a dust filter screen is arranged inside a placing groove; the utility model discloses be provided with heat dissipation fan and dust filter screen, and the heat dissipation fan can reduce the inside heat of current resistance tester body to avoided the current resistance tester body because of the high temperature, lead to measurement accuracy to descend, thereby promoted the measurement accuracy of current resistance tester body, the dust filter screen has avoided the outer wall simultaneously enters into the inside of current resistance tester body, thereby has played the effect of protection to current resistance tester body internals.
Description
Technical Field
The utility model belongs to the technical field of the current resistance tester, concretely relates to test accurate current resistance tester.
Background
The model ZY9734 is a digitalized desk-top small current resistance tester, suitable for testing various direct current resistors with certain current limiting requirements, such as platinum thermal resistor, copper thermal resistor, PTC ceramic thermal resistor, thermistor and various resistance alloy wires. The product has the characteristics of high measurement precision, stable performance, high test speed, interference resistance and the like.
The utility model discloses a DC resistance tester device as utility model discloses a public number is CN204832346U, it is perfect though realized protect function, can reliably protect the impact of back electromotive force to the instrument, automatic discharge instruction function has, can show measuring current and measuring time, but not set up heat dissipation mechanism, the in-process that leads to the work of current resistance tester, the working element in the test box can generate heat, make the internal high temperature of test box, influence the detection precision of DC resistance tester, charger interface and the test wire port on the current resistance tester simultaneously advance the ash easily, when the dust is more, lead to charger interface and test wire port to use easily, and it is also inconvenient to clear up the dust, for this we propose the accurate current resistance tester of test.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a test accurate current resistance tester to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a test accurate current resistance tester, includes current resistance tester body, cooling dustproof mechanism and protection machanism, cooling dustproof mechanism is located the avris of current resistance tester body, cooling dustproof mechanism is including going out tuber pipe, air-supply line and heat dissipation fan, it sets up respectively in the both sides of current resistance tester body to go out tuber pipe and air-supply line, and the internally mounted of air-supply line has the heat dissipation fan, the tip of air-supply line is located the inside of mounting groove, and the mounting groove is seted up in one side of mounting panel to the mounting panel is located the outside of current resistance tester body, the bottom of mounting groove is provided with the standing groove, and the internally mounted of standing groove has the dust filter screen to the bottom of standing groove is reserved has the through-hole.
Preferably, protection machanism is located the current resistance tester body, protection machanism includes the baffle, the baffle is fixed in one side at current resistance tester body top, and through pivot and first movable plate interconnect between the baffle to the avris of first movable plate is fixed with the second movable plate, the avris of second movable plate is fixed with the apron, and the avris of apron is laid elastic rubber pad, the inside of second movable plate runs through there is the fastener, the avris of current resistance tester body is reserved there is the spacing groove.
Preferably, the outer wall of air inlet pipe tip and the inner wall of mounting groove all design for screw thread column structure, and the air-supply line passes through the mounting groove and is threaded connection with the mounting panel to the mounting panel is threaded connection with the play tuber pipe.
Preferably, the inner wall of standing groove and the outer wall of dust filter screen laminate each other, and the dust filter screen passes through the standing groove and is connected for the block with the mounting panel.
Preferably, the diameter of the through hole is smaller than the diameter of the placing groove by 2cm, and the placing groove is in through connection with the through hole.
Preferably, the number of the baffle plates is two, and the baffle plates are symmetrically arranged about the central axis of the current resistance tester body.
Preferably, the first movable plate and the second movable plate are designed to be perpendicular to each other, and the first movable plate and the second movable plate form a welding integrated structure.
Preferably, apron and elastic rubber pad all design for cavity cuboid structure, apron and elastic rubber pad are for pasting the connection.
Preferably, the fastener is in threaded connection with the second movable plate, and the end of the fastener is the same as the inner structure of the limiting groove in size.
Compared with the prior art, the beneficial effects of the utility model are that:
1. be provided with heat dissipation fan and dust filter screen, and the heat dissipation fan can reduce the inside heat of current resistance tester body to avoided the current resistance tester body because of the high temperature, lead to measurement accuracy to descend, thereby promoted the measurement accuracy of current resistance tester body, the dust filter screen has avoided the dust of outer wall to enter into the inside of current resistance tester body simultaneously, thereby has played the effect of protection to current resistance tester body internals.
2. Be provided with second fly leaf, apron and elastic rubber pad to can avoid external dust to enter into the inside of charger interface and test wire port on the current resistance tester body, avoid contact failure's phenomenon.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
fig. 3 is a schematic view illustrating an expanded structure of the second movable plate in fig. 1 according to the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
FIG. 5 is a schematic view of the installation structure of the dust filter net shown in FIG. 4 according to the present invention;
in the figure: 1. a current resistance tester body; 2. an air outlet pipe; 3. an air inlet pipe; 4. a heat dissipation fan; 5. mounting grooves; 6. mounting a plate; 7. a placement groove; 8. a dust filter screen; 9. a through hole; 10. a baffle plate; 11. a rotating shaft; 12. a first movable plate; 13. a second movable plate; 14. a cover plate; 15. an elastic rubber pad; 16. a fastener; 17. a limiting groove.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a current resistance tester with accurate test comprises a current resistance tester body 1, a cooling dustproof mechanism and a protection mechanism, wherein the cooling dustproof mechanism is positioned at the side of the current resistance tester body 1, the cooling dustproof mechanism comprises an air outlet pipe 2, an air inlet pipe 3 and a heat dissipation fan 4, the air outlet pipe 2 and the air inlet pipe 3 are respectively arranged at two sides of the current resistance tester body 1, the heat dissipation fan 4 is arranged inside the air inlet pipe 3, the end part of the air inlet pipe 3 is positioned inside a mounting groove 5, the mounting groove 5 is arranged at one side of a mounting plate 6, the mounting plate 6 is positioned outside the current resistance tester body 1, a placing groove 7 is arranged at the bottom of the mounting groove 5, a dust filter screen 8 is arranged inside the placing groove 7, a through hole 9 is reserved at the bottom of the placing groove 7, the heat inside the current resistance tester body 1 can be reduced, and the current resistance tester body 1 is prevented from being too high in temperature, resulting in a decrease in measurement accuracy.
Can avoid the inside that external dust enters into charger interface and test wire port on the current resistance tester body 1, bad contact has been avoided, this embodiment, it is preferred, protection machanism is located current resistance tester body 1, protection machanism includes baffle 10, baffle 10 is fixed in the one side at current resistance tester body 1 top, and through pivot 11 and first fly leaf 12 interconnect between the baffle 10, and the avris of first fly leaf 12 is fixed with second fly leaf 13, the avris of second fly leaf 13 is fixed with apron 14, and elastic rubber pad 15 is laid to the avris of apron 14, fastener 16 has been run through to the inside of second fly leaf 13, the avris of current resistance tester body 1 is reserved has spacing groove 17.
Guaranteed mounting groove 5 and can dismantle and install between tuber pipe 2 and the air-supply line 3 to be convenient for the dust filter screen 8 of mounting groove 5 inside dismantles and the installation, and then be convenient for to the clearance of dust on the dust filter screen 8, this embodiment, it is preferred, the outer wall of air-supply line 3 tip and the inner wall of mounting groove 5 all design for thread-like structure, and air-supply line 3 is threaded connection through mounting groove 5 and mounting panel 6, and mounting panel 6 is threaded connection with play tuber pipe 2.
Guaranteed that dust filter screen 8 can install in the inside of standing groove 7 to make dust filter screen 8 can dismantle and install, this embodiment, it is preferred, the inner wall of standing groove 7 laminates with dust filter screen 8's outer wall each other, and dust filter screen 8 is connected for the block through standing groove 7 and mounting panel 6.
Guaranteed that external wind can enter into the inside of standing groove 7 through-hole 9, and dust filter screen 8 can not enter into the inside of through-hole 9, this embodiment, it is preferred, the diameter of through-hole 9 is less than the diameter 2cm of standing groove 7, and standing groove 7 is through connection with through-hole 9.
It is ensured that both ends of the rotating shaft 11 can be mounted on the baffle 10 through bearings, so that the first movable plate 12 can rotate around the rotating shaft 11, in this embodiment, preferably, two baffles 10 are provided, and the baffles 10 are symmetrically arranged about the central axis of the current resistance tester body 1.
The connection strength between the first movable plate 12 and the second movable plate 13 is increased, so that the second movable plate 13 can be parallel to the side of the current resistance tester body 1, in this embodiment, preferably, the first movable plate 12 and the second movable plate 13 are perpendicular to each other, and the first movable plate 12 and the second movable plate 13 form a welding integrated structure.
Guaranteed that apron 14 can cover the front end of current resistance tester body 1, and elastic rubber pad 15 has increased the leakproofness between apron 14 and the current resistance tester body 1, this embodiment, preferred, apron 14 and elastic rubber pad 15 all design for hollow cuboid structure, and apron 14 and elastic rubber pad 15 are for pasting the connection.
When the second movable plate 13 rotates to be parallel to the current resistance tester body 1, the second movable plate 13 can be fixed by the fastening member 16, in this embodiment, preferably, the fastening member 16 is in threaded connection with the second movable plate 13, and the end of the fastening member 16 is the same as the internal structure of the limiting groove 17, and has the same size.
The utility model discloses a theory of operation and use flow: when the device is used, when dust needs to be prevented from entering the charger interface and the test line port at the front end of the current resistance tester body 1, the first movable plate 12 and the second movable plate 13 are rotated through the rotating shaft 11 at the moment, so that the second movable plate 13 is parallel to the current resistance tester body 1, the cover plate 14 and the elastic rubber pad 15 on the second movable plate 13 are parallel to the current resistance tester body 1, and the elastic rubber pad 15 is extruded, so that the dustproof effect is achieved, then the fastening piece 16 is rotated, because the fastening piece 16 is in threaded connection with the second movable plate 13, the end part of the fastening piece 16 is inserted into the limiting groove 17, so that the position of the second movable plate 13 can be fixed, further, dust entering the charger interface and the test line port at the front end of the current resistance tester body 1 is avoided, and the probability of poor contact is reduced, when current resistance tester body 1 is at the during operation, can produce the heat, the higher measuring accuracy that can lead to of temperature descends, the wind that heat dissipation fan 4 produced discharges current resistance tester body 1 inside heat from air-out pipe 2, outside air enters into current resistance tester body 1's inside through air-supply line 3, thereby the inside temperature of current resistance tester body 1 has been reduced, the measuring accuracy of current resistance tester body 1 has been promoted, dust filter screen 8 has avoided the dust to enter into current resistance tester body 1's inside through air-out pipe 2 and air-supply line 3 simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a test accurate current resistance tester, includes current resistance tester body (1), cooling dustproof mechanism and protection machanism, its characterized in that: the avris that cooling dustproof mechanism is located current resistance tester body (1), cooling dustproof mechanism is including going out tuber pipe (2), air-supply line (3) and heat dissipation fan (4), it sets up respectively in the both sides of current resistance tester body (1) to go out tuber pipe (2) and air-supply line (3), and the internally mounted of air-supply line (3) has heat dissipation fan (4), the tip of air-supply line (3) is located the inside of mounting groove (5), and one side of mounting panel (6) is seted up in mounting groove (5) to mounting panel (6) are located the outside of current resistance tester body (1), the bottom of mounting groove (5) is provided with standing groove (7), and the internally mounted of standing groove (7) has dust filter screen (8) to the bottom of standing groove (7) is reserved has through-hole (9).
2. The current resistance tester for testing accuracy according to claim 1, wherein: protection mechanism is located current resistance tester body (1), protection mechanism includes baffle (10), baffle (10) are fixed in one side at current resistance tester body (1) top, and through pivot (11) and first fly leaf (12) interconnect between baffle (10) to the avris of first fly leaf (12) is fixed with second fly leaf (13), the avris of second fly leaf (13) is fixed with apron (14), and the avris of apron (14) is laid elastic rubber pad (15), the inside of second fly leaf (13) is run through and is had fastener (16), the avris reservation of current resistance tester body (1) has spacing groove (17).
3. The current resistance tester for testing accuracy according to claim 1, wherein: the outer wall of air-supply line (3) tip and the inner wall of mounting groove (5) all design for screw thread column structure, and air-supply line (3) are threaded connection through mounting groove (5) and mounting panel (6) to mounting panel (6) are threaded connection with air-out pipe (2).
4. The current resistance tester for testing accuracy according to claim 1, wherein: the inner wall of standing groove (7) and the outer wall of dust filter screen (8) laminate each other, and dust filter screen (8) are connected for the block through standing groove (7) and mounting panel (6).
5. The current resistance tester for testing accuracy according to claim 1, wherein: the diameter of the through hole (9) is smaller than the diameter of the placing groove (7) by 2cm, and the placing groove (7) is in through connection with the through hole (9).
6. The current resistance tester for testing accuracy according to claim 2, wherein: the two baffles (10) are arranged, and the baffles (10) are symmetrically arranged around the central axis of the current resistance tester body (1).
7. The current resistance tester for testing accuracy according to claim 2, wherein: the first movable plate (12) and the second movable plate (13) are designed to be perpendicular to each other, and the first movable plate (12) and the second movable plate (13) form a welding integrated structure.
8. The current resistance tester for testing accuracy according to claim 2, wherein: the cover plate (14) and the elastic rubber pad (15) are both designed into hollow cuboid structures, and the cover plate (14) and the elastic rubber pad (15) are connected in a sticking mode.
9. The current resistance tester for testing accuracy according to claim 2, wherein: the fastener (16) is in threaded connection with the second movable plate (13), and the end part of the fastener (16) is identical to the inner structure of the limiting groove (17) in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921325831.0U CN210534198U (en) | 2019-08-15 | 2019-08-15 | Current resistance tester with accurate test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921325831.0U CN210534198U (en) | 2019-08-15 | 2019-08-15 | Current resistance tester with accurate test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210534198U true CN210534198U (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921325831.0U Expired - Fee Related CN210534198U (en) | 2019-08-15 | 2019-08-15 | Current resistance tester with accurate test |
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| Country | Link |
|---|---|
| CN (1) | CN210534198U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285532A (en) * | 2020-10-15 | 2021-01-29 | 苏州莱锦机电自动化有限公司 | Electromechanical monitoring device |
-
2019
- 2019-08-15 CN CN201921325831.0U patent/CN210534198U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285532A (en) * | 2020-10-15 | 2021-01-29 | 苏州莱锦机电自动化有限公司 | Electromechanical monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 2, No. 333, Jianhu Road, Kunshan Development Zone, Suzhou, Jiangsu 215000 Patentee after: Jiangsu hongguanda Intelligent Technology Co.,Ltd. Address before: 215300 No. 336, Honghu Road, Kunshan Development Zone, Suzhou, Jiangsu Patentee before: Suzhou hongdeguan Hardware Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |