CN203910412U - Energy-saving type electromagnet - Google Patents
Energy-saving type electromagnet Download PDFInfo
- Publication number
- CN203910412U CN203910412U CN201420356316.XU CN201420356316U CN203910412U CN 203910412 U CN203910412 U CN 203910412U CN 201420356316 U CN201420356316 U CN 201420356316U CN 203910412 U CN203910412 U CN 203910412U
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- CN
- China
- Prior art keywords
- permanent magnet
- energy
- coil
- adjusting rod
- varistor
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Abstract
The utility model discloses an energy-saving type electromagnet. The energy-saving type electromagnet comprises a housing, a coil framework arranged in the housing, a coil wound on the coil framework, as well as a fixed iron core and a permanent magnet which are located at the middle position of the coil framework and oppositely arranged, wherein an adjustment rod is hinged on the edge of the permanent magnet; a shifting sheet is arranged at one end away from the permanent magnet, of the adjustment rod; the shifting sheet is contacted with a varistor; the shifting sheet and the varistor are serially connected to the two ends of the coil respectively. According to the energy-saving type electromagnet disclosed by the utility model, an adjustment device is connected to the edge of the movable permanent magnet and capable of converting the moving displacement amount of the permanent magnet to the resistance change amount of the varistor which is serially connected with the coil, so that the closer to the fixed iron core the permanent magnet is, the lower a current in the coil is, thus realizing the purpose of distributing the current according to needs, increasing the utilization rate of electric energy, and achieving good energy-saving performance.
Description
Technical field
The utility model relates to electromagnet technical field, relates in particular to a kind of energy-saving electrical magnet.
Background technology
In existing electromagnet technology, utilize secured core after coil electricity to produce magnetic, the permanent magnet of adhesive activity, in the process of adhesive, the electric current in coil be often still steady state value, fails like this to distribute according to need, and causes a large amount of energy losses, is unfavorable for energy-conservation.But in fact, along with secured core and permanent magnet spacing diminish, the electric current in coil can suitably reduce, permanent magnet is the closer to secured core, and the needed electric current of coil is just less, and even, after adhesive, the electric current in coil can be zero.
Utility model content
The technical problem that one, will solve
The purpose of this utility model is for the existing the problems referred to above of prior art, spy provides a kind of energy-saving electrical magnet, in adhesive course of action, automatically the electric current in regulating winding, exists the electric current in coil to be always the defect that steady state value causes a large amount of energy losses to overcome electromagnet of the prior art.
Two, technical scheme
For solving the problems of the technologies described above, the utility model provides a kind of energy-saving electrical magnet, comprise: shell (1), and be arranged on the coil rack (2) in described shell (1), secured core (4), the permanent magnet (5) that is wrapped in the coil (3) on described coil rack (2) and is positioned at described coil rack (2) centre position and is oppositely arranged; The edge of described permanent magnet (5) is hinged with adjusting rod (6), described adjusting rod (6) is provided with plectrum (7) away from one end of described permanent magnet (5), described plectrum (7) contacts with a varistor (8), and described plectrum (7) and described varistor (8) are connected on respectively the two ends of described coil (3).
In above-mentioned energy-saving electrical magnet, the hinged one end of described adjusting rod (6) and described permanent magnet (5) is provided with rotor (9), described permanent magnet (5) is provided with the groove (10) of corresponding described rotor (9), and described rotor (9) is positioned at described groove (10).
In above-mentioned energy-saving electrical magnet, the top of described shell (1) is extended with the supporting seat (11) for supporting described adjusting rod (6), and described adjusting rod (6) is rotationally connected with described supporting seat (11).
In above-mentioned energy-saving electrical magnet, described adjusting rod (6) is greater than 2/3 of its length with the junction of described supporting seat (11) from this adjusting rod (6) and the distance of the junction of described permanent magnet (5).
In above-mentioned energy-saving electrical magnet, described varistor (8) is slide rheostat or circuit board.
In above-mentioned energy-saving electrical magnet, the both sides that described permanent magnet (5) stretches into the one end in described shell (1) are provided with slide protrusion (12), are provided with the chute (13) of corresponding described slide protrusion (12) on the inwall of described coil rack (2).
In above-mentioned energy-saving electrical magnet, at described slide protrusion (12), be provided with sealing ring (14) with the step place that described permanent magnet (5) forms, described sealing ring (14) is butted in described chute (13).
Three, the beneficial effects of the utility model
Compared with prior art, a kind of energy-saving electrical magnet of the present utility model, edge at movable permanent magnet is connected with adjusting device, adjusting device can convert the moving displacement amount of permanent magnet to the resistance change of the varistor that coil connects, make at permanent magnet during the closer to secured core, the electric current in coil is just less, has realized electric current demand assigned object, improved the utilance of electric energy, good energy saving property.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of energy-saving electrical magnet of the utility model embodiment;
Fig. 2 is the A portion enlarged drawing in Fig. 1;
Fig. 3 is the operation principle schematic diagram of a kind of energy-saving electrical magnet of the utility model embodiment;
Wherein, 1 is shell, and 2 is coil rack, and 3 is coil, and 4 is secured core, and 5 is permanent magnet, and 6 is adjusting rod, and 7 is plectrum, and 8 is varistor, and 9 is rotor, and 10 is groove, and 11 is supporting seat, and 12 is slide protrusion, and 13 is chute, and 14 is sealing ring.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but can not be used for limiting scope of the present utility model.
As depicted in figs. 1 and 2, a kind of energy-saving electrical magnet in the utility model embodiment, comprise: shell 1, and be arranged on coil rack 2 in this shell 1, be wrapped in the coil 3 on coil rack 2 and be positioned at coil rack 2 centre positions and the secured core 4 being oppositely arranged, permanent magnet 5, when coil 3 energising, permanent magnet 5 will be inhaled to secured core 4.
Wherein, the edge of permanent magnet 5 is hinged with adjusting rod 6, adjusting rod 6 is provided with plectrum 7 away from one end of permanent magnet 6, plectrum 7 contacts with a varistor 8, plectrum 7 and varistor 8 are connected on respectively the two ends of coil 3, like this, when permanent magnet 5 motion, adjusting rod 6 can convert the moving displacement amount of permanent magnet 5 to the resistance change of varistor 8, and then can change the electric current in coil 3, accomplish electric current distribution according to need, because the distance between permanent magnet 5 and secured core 4 is shorter, needed electric current is less, otherwise larger.This controlling mechanism, has improved the utilance of electric energy, good energy-conserving effect effectively.Particularly, the hinged one end of adjusting rod 6 and permanent magnet 5 is provided with rotor 9, and permanent magnet 5 is provided with the groove 10 of corresponding rotor 9, and rotor 9 is positioned at groove 10.The top of shell 1 is extended with the supporting seat 11 for support adjusting rod 6, adjusting rod 6 is rotationally connected with supporting seat 11, because the resistance scaling of variables of the displacement of permanent magnet 5 and varistor 8 is greater than 1, adjusting rod 6 and the junction of supporting seat 11 are greater than to 2/3 of its length from this adjusting rod 6 and the distance of the junction of permanent magnet 5.In the present embodiment, varistor 8 is slide rheostat or circuit board, but is not limited only to this.
In preferred embodiment of the present utility model, the both sides that permanent magnet 5 stretches into the one end in shell 1 are provided with slide protrusion 12, on the inwall of coil rack 2, be provided with the chute 13 of corresponding slide protrusion 12, slide protrusion 12 is positioned at chute 13, slide protrusion 12 can play the function of guiding, can guarantee the stationarity of permanent magnet 5 motions.Preferably, at slide protrusion 12, be provided with sealing ring 14 with the step place that permanent magnet 5 forms, sealing circle 14 is butted in chute 13, because secured core 4 is oxidizable, sealing ring 14 can prevent that air from entering, and has improved the useful life of secured core 4.
As shown in Figure 3, operation principle of the present utility model is: during permanent magnet 5 motion, the plectrum 7 on adjusting rod 6 synchronously moves on varistor 8, the change in resistance of varistor 8, and then the electric current in coil 3 can change, cause the magnetic of secured core 4 also to change, realize demand assigned object.Specifically, permanent magnet 5 from the distance of secured core 4 more close to, the electric current in coil 3 is less; Permanent magnet 5 from the distance of secured core 4 more away from, the electric current in coil 3 is larger.
As mentioned above, a kind of energy-saving electrical magnet of the present utility model, edge at movable permanent magnet is connected with adjusting device, adjusting device can convert the moving displacement amount of permanent magnet to the resistance change of the varistor that coil connects, make at permanent magnet during the closer to secured core, the electric current in coil is just less, has realized electric current demand assigned object, improved the utilance of electric energy, good energy saving property.
Below be only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (7)
1. an energy-saving electrical magnet, it is characterized in that, comprise: shell (1), and be arranged on the coil rack (2) in described shell (1), secured core (4), the permanent magnet (5) that is wrapped in the coil (3) on described coil rack (2) and is positioned at described coil rack (2) centre position and is oppositely arranged; The edge of described permanent magnet (5) is hinged with adjusting rod (6), described adjusting rod (6) is provided with plectrum (7) away from one end of described permanent magnet (5), described plectrum (7) contacts with a varistor (8), and described plectrum (7) and described varistor (8) are connected on respectively the two ends of described coil (3).
2. energy-saving electrical magnet according to claim 1, it is characterized in that, the hinged one end of described adjusting rod (6) and described permanent magnet (5) is provided with rotor (9), described permanent magnet (5) is provided with the groove (10) of corresponding described rotor (9), and described rotor (9) is positioned at described groove (10).
3. energy-saving electrical magnet according to claim 1, it is characterized in that, the top of described shell (1) is extended with the supporting seat (11) for supporting described adjusting rod (6), and described adjusting rod (6) is rotationally connected with described supporting seat (11).
4. energy-saving electrical magnet according to claim 3, it is characterized in that, described adjusting rod (6) is greater than 2/3 of its length with the junction of described supporting seat (11) from this adjusting rod (6) and the distance of the junction of described permanent magnet (5).
5. according to the energy-saving electrical magnet described in any one in claim 1 to 4, it is characterized in that, described varistor (8) is slide rheostat or circuit board.
6. according to the energy-saving electrical magnet described in any one in claim 1 to 4, it is characterized in that, the both sides that described permanent magnet (5) stretches into the one end in described shell (1) are provided with slide protrusion (12), are provided with the chute (13) of corresponding described slide protrusion (12) on the inwall of described coil rack (2).
7. energy-saving electrical magnet according to claim 6, it is characterized in that, at described slide protrusion (12), be provided with sealing ring (14) with the step place that described permanent magnet (5) forms, described sealing ring (14) is butted in described chute (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420356316.XU CN203910412U (en) | 2014-06-30 | 2014-06-30 | Energy-saving type electromagnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420356316.XU CN203910412U (en) | 2014-06-30 | 2014-06-30 | Energy-saving type electromagnet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203910412U true CN203910412U (en) | 2014-10-29 |
Family
ID=51784669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420356316.XU Expired - Fee Related CN203910412U (en) | 2014-06-30 | 2014-06-30 | Energy-saving type electromagnet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203910412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113983164A (en) * | 2021-10-28 | 2022-01-28 | 江苏大学 | Stable energy-saving gear shifting mechanism for vehicle electric drive system and control method |
-
2014
- 2014-06-30 CN CN201420356316.XU patent/CN203910412U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113983164A (en) * | 2021-10-28 | 2022-01-28 | 江苏大学 | Stable energy-saving gear shifting mechanism for vehicle electric drive system and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20180630 |