CN210606839U - Shunt resistor with adjusting resistor - Google Patents
Shunt resistor with adjusting resistor Download PDFInfo
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- CN210606839U CN210606839U CN201920894963.9U CN201920894963U CN210606839U CN 210606839 U CN210606839 U CN 210606839U CN 201920894963 U CN201920894963 U CN 201920894963U CN 210606839 U CN210606839 U CN 210606839U
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- shunt resistor
- main body
- shunt
- resistor
- resistor main
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Abstract
The utility model discloses a shunt resistor with an adjusting resistor, which comprises a bottom plate, wherein two sides of the top of the bottom plate are provided with sliding grooves, the top of the sliding grooves is provided with a matched protective cover, the top of the bottom plate is provided with a shunt resistor main body, two ends of the shunt resistor main body are provided with first ports, four corners of the bottom of the shunt resistor main body are provided with supporting legs, and the outer side of the shunt resistor main body is provided with a fixed ring, relating to the technical field of shunt resistors. The air flow is driven to take away the heat on the shunt resistor main body, and the service life of the part is prolonged.
Description
Technical Field
The utility model relates to a shunt resistor technical field specifically is a shunt resistor who has adjusting resistor.
Background
The shunt resistor is a resistor of a conductor connected with a certain circuit in parallel, under the condition that the total current is not changed, a shunt circuit is connected on a certain circuit in parallel to play a shunt role, partial current passes through the shunt circuit, and the current passing through the partial circuit is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems that the current cannot be adjusted while being shunted due to lack of an adjusting resistor, the resistor body is easy to generate heat, and the service life of parts is easy to reduce, a shunt resistor with the adjusting resistor is provided.
In order to achieve the above object, the utility model provides a following technical scheme: a shunt resistor with an adjusting resistor comprises a bottom plate, wherein sliding grooves are arranged on both sides of the top of the bottom plate, the top of the sliding chute is provided with a matched protective cover, the top of the bottom plate is provided with a shunt resistor main body, the two ends of the shunt resistor main body are provided with first ports, the four corners of the bottom of the shunt resistor main body are provided with supporting legs, a fixing ring is arranged on the outer side of the shunt resistor main body, a second port is arranged at the top of the fixing ring, the bottom of the shunt resistor main body is provided with a screw rod, the tail end of the screw rod is fixed with a handle, the outer side of the screw rod is provided with a screw rod nut which is matched with the screw rod, one end of the protective cover is provided with a second through hole, the inner side of the second through hole is provided with a fan, and a gear is arranged on one side of the inner side of the protective cover, which is close to the through hole, and the inner side of the gear is rotatably connected with a rotating shaft extending to the outer side of the protective cover.
Preferably, the bottom of both sides of the protection cover is fixed with a sliding block matched with the sliding groove.
Preferably, the top and the bottom of the fixing ring are both provided with a first through hole.
Preferably, the top and the bottom of fan are provided with the shrinkage pool, the top of gear is provided with the matched with rack, and the end of rack all extends to inside the shrinkage pool.
Preferably, the longitudinal cross section of the protective cover is in an L-shaped structure.
Preferably, the shunt resistor main body and the fixing ring are made of manganese copper.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a first port that sets up, in the circuit that needs to adjust is inserted through the first port with the shunt resistor main part, under the unchangeable condition of circuit total current, shunt will be played the reposition of redundant personnel effect on a certain circuit in parallel, it removes to drive screw-nut through rotating the lead screw, first port and second port are connected to the wire, when shunting, also can change the resistance of resistance, thereby change the electric current that passes through, can be suitable for more circuits, and through the fan that sets up, drive the air current, take away the heat in the shunt resistor main part, the life of extension part.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of the back structure of the protective cover of the present invention.
In the figure: 1. a base plate; 2. a chute; 3. a protective cover; 4. a shunt resistance body; 5. a first port; 6. a support leg; 7. a fixing ring; 8. a second port; 9. a screw rod; 10. a feed screw nut; 11. a handle; 12. a first through hole; 13. a second through hole; 14. a fan; 15. a gear; 16. a rack frame; 17. a rotating shaft.
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.
The fan (model is CY 127) mentioned in the utility model can be ordered in the market or private.
Referring to fig. 1-3, a shunt resistor with an adjusting resistor comprises a bottom plate 1, sliding grooves 2 are arranged on both sides of the top of the bottom plate 1, a protective cover 3 matched with the sliding grooves 2 is arranged on the top of the sliding grooves 2, a shunt resistor main body 4 is arranged on the top of the bottom plate 1, first ports 5 are arranged on both ends of the shunt resistor main body 4, supporting legs 6 are arranged at four corners of the bottom of the shunt resistor main body 4, a fixing ring 7 is arranged on the outer side of the shunt resistor main body 4, a second port 8 is arranged on the top of the fixing ring 7, a lead screw 9 is arranged on the bottom of the shunt resistor main body 4, a handle 11 is fixed at the tail end of the lead screw 9, a lead screw nut 10 matched with the lead screw is arranged on the outer side of the lead screw 9, a second through hole 13 is arranged at one end of the protective cover 3, the inside of the gear 15 is rotatably connected with a rotating shaft 17 extending to the outside of the protective cover 3.
The utility model discloses a visor 3 that sets up, spout 2 through setting up more makes things convenient for visor 3's removal, visor 3 plays the guard action to shunt resistance main part 4.
Please refer to fig. 1, the bottom of the two sides of the protection cover 3 is fixed with a sliding block matching with the sliding slot 2.
The shunt resistor with the adjusting resistor has the advantages that the sliding block is arranged, and the sliding chute 2 and the sliding block are matched with each other, so that the moving operation of the protective cover 3 is more convenient.
Referring to fig. 1, the fixing ring 7 is provided with first through holes 12 at the top and bottom thereof.
The shunt resistor with the adjusting resistor can be fixed through the screw rod through the arranged first through hole 12, and the fixing and the taking down are more convenient.
Referring to fig. 2 and 3, recesses are formed at the top and bottom of the fan 14, a rack 16 is fitted over the gear 15, and the rack 16 extends to the inside of the recess.
This kind of shunt resistor that has adjusting resistor makes the installation and the dismantlement operation of fan 14 simpler through the shrinkage pool and the rack 16 that set up, through mutually supporting of rack 16 and gear 15.
Please refer to fig. 2, the longitudinal cross section of the protection cover 3 is "L" shaped.
The shunt resistor with the adjusting resistor is in an L-shaped structure through the protective cover 3, and is better matched with a user connection circuit.
Referring to fig. 1 and 2, the shunt resistor body 4 and the fixed ring 7 are made of manganin.
The shunt resistor with the adjusting resistor is made of the manganin material through the shunt resistor main body 4 and the fixing ring 7, and the shunt effect of the adjusting circuit is better matched.
The working principle is as follows: when in use, according to the use requirement, the position of the first port is connected through a lead, the shunt resistor main body 4 is connected with an external circuit, the shunt resistor main body 4 is used as a shunt circuit, the shunt resistor main body 4 is connected in parallel on the circuit to play a shunt role, according to the use requirement, the lead screw 9 is driven to rotate through the rotating handle 11, the lead screw nut 10 drives the second port 8 to move, the distance between the first port 5 and the second port 8 is adjusted, the resistance value and the current are changed through changing the length of the shunt resistor main body 4 contacting the circuit, the resistance is more conveniently controlled, in the use process of the shunt resistor main body 4, the fan 14 drives the heat inside the protective cover 3 along with the generated heat, the air flow is pumped to pass through the surface of the shunt resistor main body 4 to take away the heat, the gear 15 drives the rack 16 to pass through the concave hole of the fan 14 through the rotating, fix it, the maintenance is conveniently changed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A shunt resistor with a regulating resistor, comprising a base plate (1), characterized in that: the novel high-voltage fuse is characterized in that sliding grooves (2) are formed in two sides of the top of the bottom plate (1), matched protective covers (3) are arranged at the tops of the sliding grooves (2), a shunt resistor main body (4) is arranged at the top of the bottom plate (1), first ports (5) are arranged at two ends of the shunt resistor main body (4), supporting legs (6) are arranged at four corners of the bottom of the shunt resistor main body (4), fixing rings (7) are arranged on the outer side of the shunt resistor main body (4), second ports (8) are arranged at the top of the fixing rings (7), a lead screw (9) is arranged at the bottom of the shunt resistor main body (4), a handle (11) is fixed at the tail end of the lead screw (9), a matched lead screw nut (10) is arranged on the outer side of the lead screw (9), a second through hole (13), fan (14) are installed to the inboard of second through-hole (13), one side that the inboard of visor (3) is close to second through-hole (13) is provided with gear (15), the inboard rotation of gear (15) is connected with pivot (17) that extend to the visor (3) outside.
2. A shunt resistor having a regulating resistor according to claim 1, wherein: and sliding blocks matched with the sliding grooves (2) are fixed at the bottoms of the two sides of the protective cover (3).
3. A shunt resistor having a regulating resistor according to claim 1, wherein: the top and the bottom of the fixing ring (7) are provided with first through holes (12).
4. A shunt resistor having a regulating resistor according to claim 1, wherein: the top and the bottom of fan (14) are provided with the shrinkage pool, the top of gear (15) is provided with matched with rack (16), and the end of rack (16) all extends to inside the shrinkage pool.
5. A shunt resistor having a regulating resistor according to claim 1, wherein: the longitudinal cross section of the protective cover (3) is of an L-shaped structure.
6. A shunt resistor having a regulating resistor according to claim 1, wherein: the shunt resistor main body (4) and the fixing ring (7) are made of manganese copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920894963.9U CN210606839U (en) | 2019-06-14 | 2019-06-14 | Shunt resistor with adjusting resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920894963.9U CN210606839U (en) | 2019-06-14 | 2019-06-14 | Shunt resistor with adjusting resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210606839U true CN210606839U (en) | 2020-05-22 |
Family
ID=70697301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920894963.9U Active CN210606839U (en) | 2019-06-14 | 2019-06-14 | Shunt resistor with adjusting resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210606839U (en) |
-
2019
- 2019-06-14 CN CN201920894963.9U patent/CN210606839U/en active Active
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