CN211907216U - Automatic voltage regulator - Google Patents
Automatic voltage regulator Download PDFInfo
- Publication number
- CN211907216U CN211907216U CN202020749048.3U CN202020749048U CN211907216U CN 211907216 U CN211907216 U CN 211907216U CN 202020749048 U CN202020749048 U CN 202020749048U CN 211907216 U CN211907216 U CN 211907216U
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- coil
- voltage
- automatic voltage
- voltage regulator
- rotary rod
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Abstract
The utility model discloses an automatic voltage regulator belongs to transformer voltage regulator technical field. This automatic voltage regulator includes the knob, the rotary rod, the connecting rod, brush and hollow coil, the rotary rod passes coil central point and puts the setting, the cavity position of coil is equipped with the insulating sleeve who cup joints in the rotary rod, the knob cup joints in the rotary rod head end, the connecting rod is connected at the rotary rod tail end, the brush setting on the connecting rod and with the coil contact, the coil outer lane is equipped with the insulating collar, the insulating collar has automatic voltage regulation device through the leg joint, automatic voltage regulation device includes step motor, step motor's rotation axis passes through the belt and links to each other with the rotary rod, step motor is connected with voltage display device through. The automatic voltage regulator of the utility model can automatically regulate the voltage, and the output voltage is accurate and efficient; the voltage display device can display the voltage output value at any time, is safe and efficient, and improves the working efficiency; the manual voltage regulating function is reserved to prevent the whole voltage regulator from being used after the automatic voltage regulating device fails.
Description
Technical Field
The utility model belongs to the technical field of the transformer voltage regulator, concretely relates to automatic voltage regulator.
Background
The voltage regulator can continuously regulate output voltage within a certain voltage range, and is widely used in industrial production activities and lives of modern society. The general voltage regulator is characterized in that a coil wound by a high-strength enameled wire is used as a primary coil and a secondary coil on an annular iron core wound by a silicon steel sheet, a hand wheel on a panel is rotated, the position of a sliding electric brush on the coil is changed, the number of coupling turns is changed, different output voltages can be obtained between output binding posts, the contact type voltage regulator is high in efficiency, good in waveform and voltage regulation characteristics and convenient to use, a hand wheel type knob is generally used when the voltage regulator regulates the voltage, the voltage is regulated through rotation, the manual knob type voltage regulator cannot automatically regulate the voltage, the use is inconvenient, the automation degree is not high, meanwhile, the regulated output value of a transformer cannot be visually displayed, the output voltage can be measured only through an instrument, and the output value is not safe for a user to.
SUMMERY OF THE UTILITY MODEL
The purpose of the invention is as follows: not enough to prior art exists, the utility model aims to solve the technical problem that an automatic voltage regulator solves the voltage regulator of current manual knob formula and can not automatically regulated and can't show the problem of regulating voltage output value.
The technical scheme is as follows: in order to achieve the above purpose, the technical solution adopted by the present invention is as follows:
the utility model provides an automatic voltage regulator, includes knob, rotary rod, connecting rod, brush and hollow coil, the rotary rod passes coil central point and puts the setting, the cavity position of coil is equipped with the insulation support who cup joints in the rotary rod, the knob cup joints in the rotary rod head end, the connecting rod is connected at the rotary rod tail end, the brush setting on the connecting rod and with the coil contact, the coil outer lane is equipped with the insulation circle, the insulation circle has automatic voltage regulation device through leg joint, automatic voltage regulation device includes step motor, step motor's rotation axis pass through the belt with the rotary rod links to each other, step motor is connected with voltage display device through the connecting axle.
Further, the voltage display device comprises a display shell and a pointer which are connected with the stepping motor through a fixing rod, the pointer is connected with the tail end of the connecting shaft, and a scale ring corresponding to the pointer is arranged on the outer wall of the display shell.
Further, the voltage display device is an electronic display, and the electronic display is connected with the stepping motor through a fixing rod.
Further, an insulating plate is arranged above the coil and comprises a first insulating plate and a second insulating plate, the first insulating plate is made of rubber and located on one side of the coil, and the second insulating plate is made of hard insulating materials.
Furthermore, the insulating sleeve is T-shaped, and one end of the insulating sleeve is connected with a nut in a threaded mode.
Further, the insulating plate is located between the insulating ring and the nut.
Has the advantages that: compared with the prior art, the utility model has the advantages of it is following: 1. the automatic voltage regulator can automatically regulate voltage through the automatic voltage regulating device, and the output voltage is accurate and efficient; 2. the voltage display device can display the voltage output value at any time, is safe and efficient, and improves the working efficiency; 3. the manual pressure regulating function keeps the whole unable use of voltage regulator after preventing the automatic voltage regulating device trouble, and is safe practical.
Drawings
Fig. 1 is a schematic top view of the present invention;
fig. 2 is a schematic structural diagram of the voltage display device of the present invention;
fig. 3 is a schematic structural diagram of another voltage display device according to the present invention.
Detailed Description
The invention will be further elucidated with reference to the drawing.
As shown in fig. 1 and 2, an automatic voltage regulator includes a knob 1, a rotary rod 2, the automatic voltage regulation device comprises a connecting rod 3, an electric brush 4 and a hollow coil 5, wherein the rotating rod 2 penetrates through the center of the coil 5 to be arranged, an insulating sleeve 9 sleeved on the rotating rod 2 is arranged in the hollow position of the coil 5, the insulating sleeve 9 is T-shaped, one end of the insulating sleeve is connected with a nut 91 in a threaded manner, a knob 1 is sleeved at the head end of the rotating rod 2, the connecting rod 3 is connected to the tail end of the rotating rod 2, the electric brush 4 is arranged on the connecting rod 3 and is in contact with the coil 5, an insulating ring 51 is arranged on the outer ring of the coil 5, the insulating ring 51 is made of hard insulating materials and is provided with a circle at the periphery of the coil 5, the insulating ring 51 is connected with the automatic voltage regulation device 6 through a support, the automatic voltage regulation;
during automatic adjustment, the stepping motor 61 receives an external action signal to rotate, the belt 62 drives the rotating rod 2 to rotate so as to change the contact point of the electric brush 4 and the coil 5, the output voltage is adjusted, the voltage adjustment is accurate and efficient, and the voltage display device 7 displays the output voltage according to the rotating angle of the rotating shaft of the motor;
when the automatic voltage regulating device is manually regulated, a worker drives the rotating rod 2 to rotate through the manual rotating knob 1, so that the contact point of the electric brush 4 and the coil 5 can be changed, the output voltage is regulated to achieve the purpose of regulating the voltage, and the condition that the whole voltage regulator cannot be used when the automatic voltage regulating device is damaged is prevented;
an insulating plate 8 is arranged on one side, close to the knob, of the coil 5, the insulating plate 8 is located between the insulating ring 51 and the nut 91, the insulating plate 8 comprises a first insulating plate and a second insulating plate, the first insulating plate is a soft insulating plate made of rubber and located on one side of the coil 5, the first insulating plate can protect the coil 5 from being rubbed and collided when being in contact with the coil 5, the second insulating plate is a hard insulating plate made of hard insulating materials, and therefore insulating performance is improved, and an anti-collision effect is guaranteed; since the T-shaped head of the insulating sleeve 9 is clamped in the hollow of the coil 5, the other end of the insulating sleeve 9 penetrates through the insulating plate 8, and the insulating plate 8 can be pressed on the coil 5 and the insulating ring 51 by tightening the nut 91.
As shown in fig. 2 and fig. 1, the voltage display device 7 is a mechanical voltage display device, and includes a display housing 73 and a pointer 71 connected to the stepping motor 61 through a fixing rod 64, the pointer 71 is connected to the tail end of the connecting shaft 63, a graduated ring 72 corresponding to the pointer 71 is disposed on the outer wall of the display housing 73, the pointer 71 is driven to rotate through the connecting shaft 63 when the stepping motor 61 rotates, the voltage output value is accurately read by indicating the numerical value of the graduated ring 72 by the position where the pointer 71 rotates, and the mechanical voltage display device has a simple and practical structure and is stable in operation.
As shown in fig. 3 and fig. 1, the voltage display device 7 is an electronic display, the electronic display is connected to the stepping motor 61 through the fixing rod 64, and the power line and the signal line of the electronic display are electrically connected to the stepping motor 61 through the fixing rod 64, so that the output voltage value of the voltage regulator can be accurately displayed, and the electronic display has accurate numerical value and is easy and convenient to read.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides an automatic voltage regulator, a serial communication port, including knob (1), rotary rod (2), connecting rod (3), brush (4) and hollow coil (5), rotary rod (2) pass coil (5) central point and put the setting, the cavity position of coil (5) is equipped with insulation support (9) of cup jointing in rotary rod (2), knob (1) cup joints in rotary rod (2) head end, connecting rod (3) are connected at rotary rod (2) tail end, brush (4) set up on connecting rod (3) and contact with coil (5), coil (5) outer lane is equipped with insulating ring (51), insulating ring (51) have automatic voltage regulation device (6) through the leg joint, automatic voltage regulation device (6) include step motor (61), the rotation axis of step motor (61) pass through belt (62) with rotary rod (2) link to each other, the stepping motor (61) is connected with a voltage display device (7) through a connecting shaft (63).
2. Automatic voltage regulator according to claim 1, characterized in that said voltage display means (7) comprise a display casing (73) and a pointer (71) connected to the stepping motor (61) through a fixing rod (64), said pointer (71) being connected to the end of the connecting shaft (63), said display casing (73) being provided on its outer wall with a graduated ring (72) corresponding to the pointer (71).
3. Automatic voltage regulator according to claim 1, characterized in that said voltage display means (7) is an electronic display connected to the stepping motor (61) by means of a fixing rod (64).
4. Automatic voltage regulator according to claim 1, characterized in that above said coil (5) there is provided an insulating plate (8), said insulating plate (8) comprising a first insulating plate made of rubber and located on the side of the coil (5) and a second insulating plate made of hard insulating material.
5. Automatic voltage regulator according to claim 1, characterized in that said insulating sleeve (9) is T-shaped and has a nut (91) screwed at one end.
6. Automatic voltage regulator according to claim 4, characterized in that said insulating plate (8) is located between the insulating ring (51) and the nut (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020749048.3U CN211907216U (en) | 2020-05-08 | 2020-05-08 | Automatic voltage regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020749048.3U CN211907216U (en) | 2020-05-08 | 2020-05-08 | Automatic voltage regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211907216U true CN211907216U (en) | 2020-11-10 |
Family
ID=73271167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020749048.3U Expired - Fee Related CN211907216U (en) | 2020-05-08 | 2020-05-08 | Automatic voltage regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211907216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112712979A (en) * | 2020-12-29 | 2021-04-27 | 蒙振强 | Transformer with adjustable number of turns |
-
2020
- 2020-05-08 CN CN202020749048.3U patent/CN211907216U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112712979A (en) * | 2020-12-29 | 2021-04-27 | 蒙振强 | Transformer with adjustable number of turns |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 Termination date: 20210508 |
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| CF01 | Termination of patent right due to non-payment of annual fee |