CN212812234U

CN212812234U - Filtering compensation device with three-phase unbalance function

Info

Publication number: CN212812234U
Application number: CN202021326279.XU
Authority: CN
Inventors: 李红; 李瑞霞; 刘安
Original assignee: Golai Electric Shanghai Co ltd
Current assignee: Golai Electric Shanghai Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-03-26
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a have unbalanced three phase function filtering compensation arrangement, including shell and door plant. The utility model discloses a through being provided with horizontal pole and movable rod, can be according to actual needs to the horizontal pole height adjustment operation through rotating the threaded rod, the installation of being convenient for, then can make the latch on the chucking mechanism break away from the draw-in groove through rotating behind the movable rod, push the mounting panel of both sides to hug closely on the inside wall of installation cabinet under the effect of first spring, can be convenient realization to this device fixed, the installation operation of being convenient for; through being provided with the mounting panel, under the inside unable circumstances of realizing the installation of installation cabinet, can be at the trompil of installation cabinet suitable position, then utilize the bolt fastening through the mounting hole on the mounting panel, realization that can be convenient is convenient to the fixed of this device, is convenient for install the operation additional to the later stage of this device. The utility model has the advantages of convenient installation.

Description

Filtering compensation device with three-phase unbalance function

Technical Field

The utility model relates to a filtering compensation device technical field specifically is for having unbalanced three phase function filtering compensation device.

Background

The traditional zero line overcurrent mainly refers to the current which exceeds the current carrying capacity of an N line conductor and is caused by three-phase imbalance. Modern zero line overcurrent includes not only N-line overcurrent caused by three-phase imbalance, but also harmonic current generated by nonlinear load operation, i.e., superposition of three-phase imbalance current and harmonic current. The harm of zero line overcurrent gradually becomes serious, according to data statistics of nearly 10 years, the zero line insulation aging damage caused by the zero line overcurrent in building electricity is far higher than that of a phase line, and accidents and tripping caused by the zero line overcurrent aging in a branch circuit are also far higher than that of the phase line. These phenomena are caused by the high-speed growth of single-phase AC-DC electric devices and their non-stable quantitative use, and the generation of these problems causes great difficulty for electric devices and users.

For the above reasons, a filter compensation device with a three-phase imbalance function is added to many existing electric devices to protect the lines and devices. But in the actual installation process additional because equipment inner space is narrow or the reason of installing additional in later stage is not considered at the beginning of the design, lead to having the unbalanced three phase function filtering compensation arrangement and can't install inside the equipment box, bring very big inconvenience for the use of equipment, this is prior art's weak point. Therefore the utility model provides a have unbalanced three phase function filtering compensation arrangement and come its installation operation of convenient realization.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming the inconvenient defect of installation of prior art, provide and have unbalanced three phase function filtering compensation arrangement. The filtering compensation device with the three-phase unbalance function has the characteristics of convenience in installation and the like.

In order to achieve the above object, the utility model provides a following technical scheme: the filtering compensation device with the three-phase unbalance function comprises a shell, wherein a door plate is movably connected to the front side wall of the shell, a host is fixedly connected to the inner cavity of the shell, a vertical groove is formed in the side wall of the shell, a threaded rod is arranged in the vertical groove, a rotating wheel is fixedly connected to the center of the side wall of the threaded rod, two ends of the threaded rod are respectively movably connected with the upper side wall and the lower side wall of the vertical groove, two movable blocks are symmetrically arranged in the vertical groove from top to bottom, threaded holes penetrating through the upper side wall and the lower side wall of the movable blocks are formed in the movable blocks, a cross rod is movably connected between the threaded rod and the threaded holes, a cross rod is fixedly connected to the rear side wall of the movable blocks, movable rods are arranged at two ends of the cross rod, a round hole is formed in one end, close to the, horizontal pole one end fixed connection is kept away from to first spring on the bottom surface of round hole, the horizontal pole is located round hole inner chamber one end and is provided with chucking mechanism, horizontal pole one end fixedly connected with mounting panel is kept away from to the movable rod, the mounting panel is L shape setting, the mounting hole has been seted up on the back lateral wall of mounting panel, the mounting hole runs through the front and back lateral wall setting of mounting panel.

Preferably, the chucking mechanism is including erecting the hole, erect the hole and run through the horizontal pole setting, erect downthehole longitudinal symmetry swing joint and have two montants, erect downthehole second spring that is provided with, the both ends of second spring respectively with the montant fixed connection of both sides, the montant is kept away from second spring one end and is extended vertical hole fixedly connected with latch, two draw-in grooves have been seted up to longitudinal symmetry on the round hole inner chamber lateral wall, the latch inserts the draw-in groove setting.

Preferably, the side wall of the mounting plate, which is far away from one side of the movable rod, is fixedly connected with an anti-slip pad.

Preferably, the mounting plate is fixedly connected with a magnet at the center of the side wall of one side far away from the movable rod.

Preferably, the threaded rod is arranged in a manner that the thread turning directions of the upper side and the lower side of the threaded rod with the center of the side wall of the threaded rod as a symmetry axis are opposite, and the thread holes in the two movable blocks are arranged in a manner that the thread turning directions are opposite.

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

1. the utility model discloses a through being provided with horizontal pole and movable rod, can be according to actual needs to the horizontal pole height adjustment operation through rotating the threaded rod, the installation of being convenient for, then can make the latch on the chucking mechanism break away from the draw-in groove through rotating behind the movable rod, push the mounting panel of both sides to hug closely on the inside wall of installation cabinet under the effect of first spring, can be convenient realization to this device fixed, the installation operation of being convenient for;

2. through being provided with the mounting panel, under the inside unable circumstances of realizing the installation of installation cabinet, can be at the trompil of installation cabinet suitable position, then utilize the bolt fastening through the mounting hole on the mounting panel, realization that can be convenient is convenient to the fixed of this device, is convenient for install the operation additional to the later stage of this device.

Drawings

FIG. 1 is a schematic view of the rear side structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

fig. 3 is an enlarged view of a portion a of fig. 1 according to the present invention.

Reference numbers in the figures: 1. a housing; 2. a door panel; 3. a host; 4. a vertical slot; 5. a threaded rod; 6. a rotating wheel; 7. a movable block; 8. a cross bar; 9. a movable rod; 10. a first spring; 11. a chucking mechanism; 12. mounting a plate; 13. mounting holes; 14. vertical holes; 15. a vertical rod; 16. a second spring; 17. clamping teeth; 18. a card slot; 19. a non-slip mat; 20. and a magnet.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the filtering compensation device with the three-phase unbalance function comprises a shell 1, wherein a door plate 2 is movably connected on the front side wall of the shell 1, a host 3 is fixedly connected in an inner cavity of the shell 1, a vertical groove 4 is formed in the side wall of the shell 1, a threaded rod 5 is arranged in the vertical groove 4, the threaded rod 5 is arranged in a way that the thread directions of the upper side and the lower side of the threaded rod 5, which take the center of the side wall as a symmetry axis, are opposite, the thread holes in two movable blocks 7 are arranged in a way that the thread directions are opposite, so that the adjustment operation can be conveniently realized according to the actual requirement, the installation operation is convenient, a rotating wheel 6 is fixedly connected at the center of the side wall of the threaded rod 5, two ends of the threaded rod 5 are respectively movably connected with the upper side wall and the lower side wall of the vertical groove 4, two movable blocks 7 are symmetrically, the two ends of the cross rod 8 are both provided with movable rods 9, one end of each movable rod 9, which is close to the cross rod 8, is provided with a round hole, the cross rod 8 is inserted into the round hole, the cross rod 8 is movably connected with the round hole, one end of the cross rod 8, which is positioned in the round hole, is fixedly connected with a first spring 10, one end of the first spring 10, which is far away from the cross rod 8, is fixedly connected with the bottom surface of the round hole, one end of the cross rod 8, which is positioned in the round hole, is provided with a clamping mechanism 11, the clamping mechanism 11 comprises a vertical hole 14, the vertical hole 14 penetrates through the cross rod 8, two vertical rods 15 are movably connected in the vertical hole 14 in an up-and-down symmetrical manner, a second spring 16 is arranged in the vertical hole 14, two ends of the second spring 16 are respectively and fixedly connected with the vertical rods 15 on two sides, one end of, be convenient for realize that this device is fixed in the inboard installation of installation cabinet, 8 one end fixedly connected with mounting panel 12 of horizontal pole are kept away from to movable rod 9, mounting panel 12 is L shape setting, fixedly connected with slipmat 19 on the lateral wall of movable rod 9 one side is kept away from to mounting panel 12, lateral wall center fixedly connected with magnet 20 of movable rod 9 one side is kept away from to mounting panel 12, make fixed more firm stable, mounting hole 13 has been seted up on the back lateral wall of mounting panel 12, mounting hole 13 runs through the setting of the front and back lateral wall of mounting panel 12.

The working principle is as follows: when the device is used, firstly, the rotating wheel 6 is rotated according to the actual position requirement, the rotating wheel 6 drives the threaded rod 5 to rotate, so that the movable blocks 7 at two sides move to a proper position in the vertical groove 4 on the shell 1, if an installation space with a proper size is arranged in the installation cabinet, the device is placed at a proper position in the inner cavity of the shell 1, the latch 17 on the clamping mechanism 11 is separated from the clamping groove 18 on the round hole by rotating the movable rod 9, at the moment, the movable rods 9 at two sides move towards two sides under the pushing of the first spring 10, so that the installation plate 12 can be tightly attached to the inner side wall of the installation cabinet, the fixed operation of the device is realized under pressure, the installation is convenient, the device can be firmly and stably fixed in the installation cabinet by arranging the anti-skid pads 19 and the magnets 20, if no enough installation space is arranged inside the installation cabinet, holes can be formed at proper positions on the outer side wall of, utilize the fixed mounting operation of this device on the lateral wall of installation cabinet of realization that the bolt can be convenient through mounting hole 13 on mounting panel 12, simple to operate is convenient for realize the protection operation to equipment through host computer 3.

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

1. Filter compensation arrangement with unbalanced three phase function, including shell (1), its characterized in that: the door plate (2) is movably connected to the front side wall of the shell (1), the host (3) is fixedly connected to the inner cavity of the shell (1), the vertical groove (4) is formed in the side wall of the shell (1), the threaded rod (5) is arranged in the vertical groove (4), the rotating wheel (6) is fixedly connected to the center of the side wall of the threaded rod (5), two ends of the threaded rod (5) are respectively movably connected with the upper side wall and the lower side wall of the vertical groove (4), two movable blocks (7) are symmetrically arranged in the vertical groove (4) from top to bottom, the movable blocks (7) are provided with threaded holes penetrating through the upper side wall and the lower side wall of the movable blocks, the threaded rod (5) is movably connected with the threaded holes, the transverse rod (8) is fixedly connected to the rear side wall of the movable blocks (7), the movable rods (9) are arranged at two ends of the transverse rod (8, horizontal pole (8) insert the round hole setting, horizontal pole (8) and round hole swing joint, horizontal pole (8) are located the first spring of round hole inner chamber one end fixedly connected with (10), horizontal pole (8) one end fixed connection is kept away from in first spring (10) on the bottom surface of round hole, horizontal pole (8) are located round hole inner chamber one end and are provided with chucking mechanism (11), horizontal pole (8) one end fixedly connected with mounting panel (12) are kept away from in movable rod (9), mounting panel (12) are the setting of L shape, mounting hole (13) have been seted up on the back lateral wall of mounting panel (12), lateral wall setting around mounting panel (12) is run through in mounting hole (13).

2. The filter compensating apparatus with three-phase unbalance function according to claim 1, wherein: chucking mechanism (11) are including erecting hole (14), erect hole (14) and run through horizontal pole (8) setting, vertical symmetry swing joint has two montants (15) in erecting hole (14), be provided with second spring (16) in erecting hole (14), the both ends of second spring (16) respectively with montant (15) fixed connection of both sides, montant (15) are kept away from second spring (16) one end and are extended and erect hole (14) fixedly connected with latch (17), two draw-in grooves (18) have been seted up to vertical symmetry on the round hole inner chamber lateral wall, latch (17) insert draw-in groove (18) and set up.

3. The filter compensating apparatus with three-phase unbalance function according to claim 1, wherein: and the side wall of one side of the mounting plate (12) far away from the movable rod (9) is fixedly connected with an anti-slip pad (19).

4. The filter compensating apparatus with three-phase unbalance function according to claim 1, wherein: the mounting plate (12) is far away from the center of the side wall on one side of the movable rod (9) and is fixedly connected with a magnet (20).

5. The filter compensating apparatus with three-phase unbalance function according to claim 1, wherein: the threaded rod (5) is arranged in the opposite direction of the thread rotating direction of the upper side and the lower side of the symmetry axis by taking the center of the side wall of the threaded rod as the center, and the threaded holes in the movable block (7) are arranged in the opposite direction of the thread rotating direction.