CN210223815U - Automatic gear shifting device for tap switch of distribution transformer - Google Patents
Automatic gear shifting device for tap switch of distribution transformer Download PDFInfo
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- CN210223815U CN210223815U CN201921501432.5U CN201921501432U CN210223815U CN 210223815 U CN210223815 U CN 210223815U CN 201921501432 U CN201921501432 U CN 201921501432U CN 210223815 U CN210223815 U CN 210223815U
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Abstract
The utility model relates to the technical field of tapping switches, in particular to an automatic gear shifting device of a tapping switch of a distribution transformer, which comprises a U-shaped fixed bracket, wherein the left lower side of the U-shaped fixed bracket is fixedly connected with a first air cylinder, the right lower side of the U-shaped fixed bracket is fixedly connected with a second air cylinder, the left upper side of the U-shaped fixed bracket is fixedly connected with a lifting regulating valve, the upper side of the U-shaped fixed bracket is fixedly connected with a servo motor, the right side of the servo motor is fixedly connected with a motor controller, the lower side of the servo motor is rotatably connected with a motor main shaft, the lower side of the motor main shaft is provided with a speed reducer, the lower side of the speed reducer is provided with a clamp body, the whole structure ensures that the mode of manually adjusting the tapping switch is replaced by mechanization in the direct current resistance and transformation ratio operation process of the transformer, improves the operation, the stability and the practicability are higher, and certain popularization value is achieved.
Description
Technical Field
The utility model relates to a tapping switch technical field specifically is an automatic device of shifting gears of distribution transformer tapping switch.
Background
With the continuous deepening of the policy of 'energy saving and consumption reduction' in China, energy-saving, low-noise and intelligent distribution transformers are greatly popularized in the whole national range, the transformation of the domestic rural power grid provides strong power for the market demand of the transformers, then the production task amount of transformer manufacturers is large, distribution transformers produced by domestic manufacturers of the transformers at the present stage are mostly three-tap-gear transformers and five-tap-gear transformers, the high-voltage resistance value and the transformation ratio value of each tap need to be measured in the operation process of the transformers, and operators need to continuously and manually adjust the positions of tap switches in the direct-current resistance and transformation ratio operation process of the whole transformers, so that the direct-current resistance and transformation ratio test of the transformers becomes a test project which occupies the most of the time of the testers in the test process of the.
At present, no enterprise can realize the function of automatically adjusting the tap changer in the process of carrying out direct-current resistance and transformation ratio tests on the distribution transformer at home, and the automation of the test process is realized by replacing manual operation with mechanization, so that the automatic gear shifting device for the tap changer of the distribution transformer is needed to improve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic device of shifting gears of distribution transformer tapping switch 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 an automatic gear shifting device of distribution transformer tapping switch, includes the U-shaped fixed bolster, the first cylinder of the left downside fixedly connected with of U-shaped fixed bolster, the right downside fixedly connected with second cylinder of U-shaped fixed bolster, the upper left side fixedly connected with lift control valve of U-shaped fixed bolster, the tight governing valve of upper right side fixedly connected with clamp of U-shaped fixed bolster, the upside fixedly connected with servo motor of U-shaped fixed bolster, servo motor's right side fixedly connected with machine controller, servo motor's downside is rotated and is connected with the motor spindle, the speed reducer is installed to the downside of motor spindle, the anchor clamps body is installed to the downside of speed reducer.
Preferably, the U-shaped fixing support is made of aluminum profiles.
Preferably, the first cylinder and the second cylinder are the same in type, and the servo motor and the first cylinder are 60CB020C-010000 in type and CD85N10-160-B in type.
Preferably, the motor main shaft is connected with the speed reducer through a coupling.
Preferably, the motor controller is a PLC controller and is electrically connected with the servo motor through a wire.
Preferably, the lifting regulating valve and the clamping regulating valve are both manual valves, and the lifting regulating valve and the clamping regulating valve are respectively electrically connected with the first cylinder, the second cylinder and the clamp body through leads.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, the servo motor pulse is supplied with through the machine controller who sets up, controls servo motor rotation angle promptly, because of the angle is fixed between the transformer tapping switch gear, only need fixed same pulse can, servo motor's effect is servo, accurate location promptly, reaches and can accurately correspond the tapping switch position when automatically regulated tapping switch, and servo motor rotates after receiving the pulse, and its rotatory angle size is relevant with pulse quantity size.
2. The utility model discloses in, it uses to cooperate servo motor through the speed reducer that sets up, it can adjust servo motor's moment of torsion and rotational speed, reach the moment of torsion and the rotational speed scope that satisfies needs, because of the rotatory interval is less between the transformer tapping switch gear, especially the angle is less between every gear of disk tapping switch, the rotational speed that the speed reducer sent servo motor through slowing down this moment falls to required speed within range, the U-shaped fixed bolster chooses for use the aluminium alloy preparation to form, the aluminium alloy is mainly the effect that is used for fixing servo motor and anchor clamps body, the labour that operating personnel can be alleviateed to the advantage that the aluminium alloy quality is lighter.
3. The utility model discloses in, make to use the mode that utilizes mechanization to replace manual regulation tapping switch in transformer direct current resistance and transformation ratio operation process through the overall structure who sets up, improved operating efficiency, thereby liberated out operating personnel's both hands and reduced operating cost.
Drawings
FIG. 1 is an overall perspective view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a right side view of the utility model.
In the figure: the clamp comprises a U-shaped fixing support 1, a first air cylinder 2, a second air cylinder 3, a lifting adjusting valve 4, a clamping adjusting valve 5, a servo motor 6, a motor controller 7, a motor spindle 8, a speed reducer 9 and a clamp body 10.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
an automatic gear shifting device of a tapping switch of a distribution transformer comprises a U-shaped fixed support 1, the U-shaped fixed support 1 is made of aluminum profiles, the aluminum profiles are mainly used for fixing a servo motor 6 and a clamp body 10, the aluminum profiles have the advantage of light weight and can reduce labor force of operators, a first air cylinder 2 is fixedly connected to the lower left side of the U-shaped fixed support 1, a second air cylinder 3 is fixedly connected to the lower right side of the U-shaped fixed support 1, a lifting adjusting valve 4 is fixedly connected to the upper left side of the U-shaped fixed support 1, a clamping adjusting valve 5 is fixedly connected to the upper right side of the U-shaped fixed support 1, the servo motor 6 is fixedly connected to the upper side of the U-shaped fixed support 1, the servo motor 6 is used for servo, namely accurate positioning, the purpose that the tapping switch can be accurately corresponding to the position of the tapping switch when the tapping switch is automatically adjusted is achieved, the, the rotating angle of the servo motor is related to the number of pulses, the right side of the servo motor 6 is fixedly connected with a motor controller 7, the motor controller 7 supplies pulses to the servo motor 6, namely, the rotating angle of the servo motor 6 is controlled, only the same pulse needs to be fixed because the angle between the gears of the transformer tap changer is fixed, the lower side of the servo motor 6 is rotatably connected with a motor main shaft 8, the lower side of the motor main shaft 8 is provided with a speed reducer 9, the speed reducer 9 is matched with the servo motor 6 for use, the speed reducer can adjust the torque and the rotating speed of the servo motor 6 to meet the required torque and rotating speed range, because the rotating distance between the gears of the transformer tap changer is smaller, particularly, the angle between each gear of the disc-type tap changer is smaller, at the moment, the speed reducer 9 reduces the rotating speed sent by the servo motor 6 to the required speed range through speed reduction, the overall structure makes the mode of utilizing mechanization to replace manual regulation tapping switch in transformer direct current resistance and transformation ratio operation process use, has improved operating efficiency, thereby liberates operating personnel's both hands and has reduced operating cost.
The utility model discloses work flow: when the device is used, an operator places the device above a transformer, the tapping switch is positioned in the surrounding of the clamp body 10, after the device is placed, the clamping adjusting valve 5 is pulled, the clamp body 10 firmly clamps the tapping switch, the lifting adjusting valve 4 is pulled to start the first air cylinder 2 and the second air cylinder 3 to lift the clamp body 10 to a position separated from the tapping switch clamping groove, the transformer can be operated, after a group of operations are completed, the shifting button on the motor controller 7 is clicked, the servo motor 6 can drive the clamp body 10 to rotate through the motor main shaft 8 and the speed reducer 9, the clamp body 10 drives the tapping switch to rotate by a corresponding angle, automatic gear shifting is completed, after the operations are completed, the operator pulls the lifting adjusting valve 4 and the clamping adjusting valve 5 to be separated, the device can be taken away, and the U-shaped fixing support 1 is made of aluminum profiles, the aluminum profile is mainly used for fixing the servo motor 6 and the clamp body 10, the aluminum profile has the advantage of light weight, the labor force of operators can be reduced, the servo motor 6 is used for servo, namely, accurate positioning, and the aim of accurately corresponding to the position of a tap switch when the tap switch is automatically adjusted is achieved, the servo motor 6 rotates after receiving pulses, the rotating angle of the servo motor 6 is related to the number of the pulses, the motor controller 7 supplies the pulses to the servo motor 6, namely, the rotating angle of the servo motor 6 is controlled, only the same pulse needs to be fixed because the angle between the tap switch gears of the transformer is fixed, the speed reducer 9 is matched with the servo motor 6 for use, the torque and the rotating speed of the servo motor 6 can be adjusted, the required torque and rotating speed range is met, and the rotating distance between the tap switch gears of the transformer is small, especially, the angle between each gear of the disk-shaped tapping switch is small, at the moment, the speed reducer 9 reduces the rotating speed sent by the servo motor 6 to the required speed range through speed reduction, the overall structure enables the mode of utilizing mechanization to replace manual adjustment of the tapping switch in the direct-current resistance and transformation ratio operation process of the transformer to be applied, the operation efficiency is improved, and both hands of an operator are liberated, so that the operation cost is reduced.
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 (6)
1. The utility model provides an automatic device of shifting gears of distribution transformer tapping switch, includes U-shaped fixed bolster (1), its characterized in that: the utility model discloses a clamp for the automobile engine, including U-shaped fixed bolster (1), the left downside fixedly connected with first cylinder (2) of U-shaped fixed bolster (1), the right downside fixedly connected with second cylinder (3) of U-shaped fixed bolster (1), the upper left side fixedly connected with lift adjustment valve (4) of U-shaped fixed bolster (1), the upper right side fixedly connected with of U-shaped fixed bolster (1) presss from both sides tight governing valve (5), upside fixedly connected with servo motor (6) of U-shaped fixed bolster (1), the right side fixedly connected with machine controller (7) of servo motor (6), the downside of servo motor (6) is rotated and is connected with motor spindle (8), speed reducer (9) are installed to the downside of motor spindle (8), anchor clamps body (10) are installed to the downside of speed reducer (9).
2. The automatic gear shifting device of the distribution transformer tapping switch according to claim 1, characterized in that: the U-shaped fixing support (1) is made of aluminum profiles.
3. The automatic gear shifting device of the distribution transformer tapping switch according to claim 1, characterized in that: the first cylinder (2) and the second cylinder (3) are the same in type, and the servo motor (6) and the first cylinder (2) are 60CB020C-010000 in type and CD85N10-160-B in type respectively.
4. The automatic gear shifting device of the distribution transformer tapping switch according to claim 1, characterized in that: the motor spindle (8) is connected with the speed reducer (9) through a coupler.
5. The automatic gear shifting device of the distribution transformer tapping switch according to claim 1, characterized in that: the motor controller (7) is a PLC controller, and the motor controller (7) is electrically connected with the servo motor (6) through a lead.
6. The automatic gear shifting device of the distribution transformer tapping switch according to claim 1, characterized in that: manual valves are selected for the lifting adjusting valve (4) and the clamping adjusting valve (5), and the lifting adjusting valve (4) and the clamping adjusting valve (5) are respectively electrically connected with the first cylinder (2), the second cylinder (3) and the clamp body (10) through wires.
Priority Applications (1)
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CN201921501432.5U CN210223815U (en) | 2019-09-10 | 2019-09-10 | Automatic gear shifting device for tap switch of distribution transformer |
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CN201921501432.5U CN210223815U (en) | 2019-09-10 | 2019-09-10 | Automatic gear shifting device for tap switch of distribution transformer |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111863471A (en) * | 2020-07-04 | 2020-10-30 | 华翔翔能科技股份有限公司 | Automatic gear shifting device for tap switch of distribution transformer |
CN112967897A (en) * | 2021-03-04 | 2021-06-15 | 国网山东省电力公司青州市供电公司 | Hand-held type on-load tap-changer gear shifting device |
CN113064104A (en) * | 2021-03-17 | 2021-07-02 | 安徽莱特实业集团有限公司 | Full-automatic transformation ratio and direct current resistance testing device |
CN114203420A (en) * | 2021-11-03 | 2022-03-18 | 武汉高亚电气有限公司 | Partial discharge-free frequency multiplication power generation device with voltage temporary rising and temporary falling functions |
-
2019
- 2019-09-10 CN CN201921501432.5U patent/CN210223815U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111863471A (en) * | 2020-07-04 | 2020-10-30 | 华翔翔能科技股份有限公司 | Automatic gear shifting device for tap switch of distribution transformer |
CN111863471B (en) * | 2020-07-04 | 2022-12-09 | 华翔翔能科技股份有限公司 | Automatic gear shifting device for tap switch of distribution transformer |
CN112967897A (en) * | 2021-03-04 | 2021-06-15 | 国网山东省电力公司青州市供电公司 | Hand-held type on-load tap-changer gear shifting device |
CN112967897B (en) * | 2021-03-04 | 2022-11-18 | 国网山东省电力公司青州市供电公司 | Hand-held type on-load tap-changer gear shifting device |
CN113064104A (en) * | 2021-03-17 | 2021-07-02 | 安徽莱特实业集团有限公司 | Full-automatic transformation ratio and direct current resistance testing device |
CN114203420A (en) * | 2021-11-03 | 2022-03-18 | 武汉高亚电气有限公司 | Partial discharge-free frequency multiplication power generation device with voltage temporary rising and temporary falling functions |
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