CN216928309U

CN216928309U - A electric capacity device that is used for wind-powered electricity generation trade to become oar system back-up source

Info

Publication number: CN216928309U
Application number: CN202220303660.7U
Authority: CN
Inventors: 金怀康; 赵知渊; 石海瑞; 闫志福
Original assignee: Hengfeng Saite Industrial Shanghai Co ltd; Yunlong Branch Of Huaneng Dali Wind Power Generation Co ltd
Current assignee: Hengfeng Saite Industrial Shanghai Co ltd; Yunlong Branch Of Huaneng Dali Wind Power Generation Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-07-08
Anticipated expiration: 2032-02-15

Abstract

The utility model belongs to the field of wind power, and particularly discloses a capacitor device for a backup power supply of a pitch system in the wind power industry, which comprises a cabinet shell, an M40 Glan head, an M20 Glan head, a temperature sensor, a capacitor adapter plate and a super capacitor, wherein the cabinet shell is in a rectangular cabinet shape, the bottom end of the cabinet shell is fixed on a mounting plane through a support, a first mounting hole and a second mounting hole are formed in the cabinet shell, and the M40 Glan head and the M20 Glan head are respectively fixed at the first mounting hole and the second mounting hole through nuts. The utility model has simpler structure and longer service life, and reduces the maintenance frequency of the equipment; and the device spare parts have high replaceable degree and strong reliability.

Description

A electric capacity device that is used for wind-powered electricity generation trade to become oar system back-up source

Technical Field

The utility model relates to the field of wind power, in particular to a capacitor device for a backup power supply of a pitch system in the wind power industry.

Background

With the rapid development of the wind power industry, people put higher requirements on the quality and technical performance of wind power matching products. At present, a plurality of wind power plants exist in China, a pitch system is an important component of a wind driven generator, a backup power supply management module (a capacitor cabinet device) of the wind power pitch system is used as an important component of the pitch system, and the backup power supply can be charged in real time when the wind power pitch system is in normal operation; when high voltage or low voltage impact occurs, the variable pitch system can be protected, and the method is an important guarantee for the safe operation of the whole wind turbine generator.

The capacitor cabinet device has the advantages of fast charging, long service life, lower requirement on environmental temperature, and suitability for environmental places such as low altitude, high altitude, low temperature and the like; however, the existing capacitor box device has the conditions of complex structure, inconvenient maintenance and low safety factor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a capacitor device for a backup power supply of a pitch system in the wind power industry, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a capacitor device for wind-powered electricity generation trade becomes oar system back-up source, includes rack shell, M40 glan head, M20 glan head, temperature sensor, electric capacity keysets and super capacitor, the rack shell is rectangle cabinet form and its bottom is passed through the support and is fixed in mounting plane department, is equipped with first mounting hole, second mounting hole on the rack shell, and just first mounting hole, second mounting hole department are fixed with M40 glan head, M20 glan head through the nut respectively.

Preferably, the capacitor adapter plate and the super capacitor are both arranged on the inner side of the cavity of the cabinet shell, the capacitor adapter plate is connected with the bottom wall of the cabinet shell through a locking screw, and the super capacitor is connected with the capacitor adapter plate through a lengthened bolt group.

Preferably, the temperature sensor is fixed on the side wall of the cabinet shell through the adapter plate and the Glan head.

Preferably, the super capacitor comprises a heat dissipation plate A and a capacitor bank, wherein the heat dissipation plate A is arranged outside the capacitor bank and is made of a metal material.

Preferably, the temperature sensor is of the type DS18B 20.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model can realize that the wind power variable pitch system has power grid failure in the operation process, and the fan needs to start an emergency standby system. The capacitance device has high instantaneous power, so that the paddle can reach a safe position more quickly. The capacitor cabinet device has a simpler structure and longer service life, and reduces the maintenance frequency of equipment; and the device spare part replacement degree is high, the reliability is strong, satisfies the service environment requirement of wind-powered electricity generation trade, and spare part cost is lower relatively, breaks down at equipment and can replaces new equipment, reduces the down time of fan.

Drawings

FIG. 1 is a schematic plan view of the present invention;

fig. 2 is a schematic perspective view of the present invention.

In the figure: 1. a cabinet housing; 2. m40 glan head; 3. m20 glan head; 4. a temperature sensor; 5. a capacitor transfer plate; 6. and (4) a super capacitor.

Detailed Description

The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a capacitor device for wind-powered electricity generation trade becomes oar system back-up power supply, includes rack shell 1, M40 glan head 2, M20 glan head 3, temperature sensor 4, electric capacity keysets 5 and super capacitor 6, rack shell 1 is rectangle cabinet form and its bottom passes through the support to be fixed in mounting plane department, is equipped with first mounting hole, second mounting hole on rack shell 1, and first mounting hole, second mounting hole are the hole that the diameter is 40.5, 20.5 respectively, and first mounting hole, second mounting hole department are fixed with M40 glan head 2, M20 glan head 3 through the nut respectively.

In this embodiment, the capacitor adapter plate 5 and the super capacitor 6 are both installed in the cavity inside the cabinet housing 1, the capacitor adapter plate 5 is connected with the bottom wall of the cabinet housing 1 through the locking screw, and the super capacitor 6 is connected with the capacitor adapter plate 5 through the lengthened bolt set.

In the present embodiment, the temperature sensor 4 is fixed to the side wall of the cabinet housing 1 by an adapter plate and a glan head.

In this embodiment, the super capacitor 6 includes a heat dissipation plate a and a capacitor assembly, wherein the heat dissipation plate a is disposed outside the capacitor assembly, and the heat dissipation plate a is made of a metal material.

In the present embodiment, the specific model of the temperature sensor 4 is DS18B 20.

In this embodiment, when the capacitor device is used, the plurality of super capacitors 6 are firstly mounted on the capacitor adapter plate 5 and fixed by bolts, and then the plurality of super capacitors 6 are connected in series by using the lead, and a total interface after the series connection is reserved to mark the positive and negative electrodes; the capacitor should be discharged first in the installation process so as to avoid electric shock accidents; and then the capacitor assembly is integrally placed in a capacitor cabinet, and the fixing holes of the capacitor adapter plate 5 are matched with the studs of the cabinet body and locked by nuts. The temperature sensor 4 is arranged to detect the temperature inside the capacitor box, so that the temperature of the capacitor box can be fed back. After all parts are installed, whether all parts, wiring and fasteners are reliable or not is checked. And after the capacitor is checked, the capacitor is charged, the data of the capacitor in the charging and discharging process is recorded by using detection equipment, and the capacitor can be normally used after all debugging is qualified.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a capacitor device for wind-powered electricity generation trade becomes oar system back-up source, a serial communication port, including rack shell (1), M40 glan head (2), M20 glan head (3), temperature sensor (4), electric capacity keysets (5) and super capacitor (6), rack shell (1) is rectangle cabinet form and its bottom passes through the support to be fixed in mounting plane department, is equipped with first mounting hole, second mounting hole on rack shell (1), and first mounting hole, second mounting hole department are fixed with M40 glan head (2), M20 glan head (3) through the nut respectively.

2. The capacitor device for the backup power supply of the pitch system in the wind power industry according to claim 1, wherein: capacitor keysets (5), super capacitor (6) all adorn in the intracavity side of rack shell (1), and capacitor keysets (5) link to each other through the diapire of check screw with rack shell (1), and super capacitor (6) link to each other with capacitor keysets (5) through lengthening bolt group.

3. The capacitor device for the backup power supply of the pitch system in the wind power industry according to claim 1, wherein: the temperature sensor (4) is fixed on the side wall of the cabinet shell (1) through the adapter plate and the Glan head.

4. The capacitor device for the backup power supply of the pitch system in the wind power industry according to claim 1, wherein: the super capacitor (6) comprises a heat dissipation plate A and a capacitor bank, wherein the heat dissipation plate A is arranged on the outer side of the capacitor bank and is made of metal materials.