阅读说明：本技术 一种切换电容接触器上的指示装置 (Indicating device on switching capacitor contactor ) 是由 俞文华 于 2020-06-05 设计创作，主要内容包括：本发明属于切换电容接触器技术领域,尤其为一种切换电容接触器上的指示装置,包括切换电容接触器本体,所述切换电容接触器本体的顶面活动套接有防尘盖板,所述切换电容接触器本体顶部左右两端的内部均固定套接有按压装置,所述防尘盖板内腔的左右两端均固定焊接有锁定装置,所述防尘盖板底面固定焊接有卡板。本发明通过按压装置和锁定装置的设置,利用按压弹簧和锁定弹簧的弹性形变,可以让该指示装置进行快速的安装和拆卸,在拆卸的过程中,只需要将按压杆向切换电容接触器本体的内部进行按压,使穿杆能够脱离切换电容接触器本体的内部,然后便可以将防尘盖板直接取出,从而提高了该指示装置的实用性。(The invention belongs to the technical field of switching capacitor contactors, and particularly relates to an indicating device on a switching capacitor contactor. According to the invention, through the arrangement of the pressing device and the locking device, the indicating device can be rapidly installed and disassembled by utilizing the elastic deformation of the pressing spring and the locking spring, and in the disassembling process, only the pressing rod is required to be pressed towards the interior of the switching capacitor contactor body, so that the penetrating rod can be separated from the interior of the switching capacitor contactor body, and then the dustproof cover plate can be directly taken out, thereby improving the practicability of the indicating device.)

1. An indicating device on a switching capacitor contactor, comprising a switching capacitor contactor body (1), characterized in that: dustproof apron (2) have been cup jointed in the top surface activity of switching capacitor contactor body (1), the inside of both ends is all fixed the cup jointing and has press device (3) about switching capacitor contactor body (1) top, the equal fixed welding in both ends has locking device (4) about dustproof apron (2) inner chamber, the fixed welding in dustproof apron (2) bottom surface has cardboard (5), the fixed welding in top of the left and right sides face of dustproof apron (2) has limiting plate (6).

2. An indicating device on a switched capacitor contactor as claimed in claim 1, wherein: pressing device (3) are including pressing down lever (31), the right-hand member of pressing down lever (31) and the left surface activity on switching capacitor contactor body (1) top are cup jointed, the right-hand member of pressing down lever (31) runs through the left surface of switching capacitor contactor body (1) and extends to the inside and the fixed welding that switch capacitor contactor body (1) and have baffle (32), the surface activity of pressing down lever (31) is cup jointed and is located pressing down spring (33) between the left surface of switching capacitor contactor body (1) top inner chamber and the left surface of baffle (32), the left end of pressing down spring (33) and the left surface fixed bolt of switching capacitor contactor body (1) top inner chamber, the right-hand member of pressing down spring (33) and the left surface fixed welding of baffle (32).

3. An indicating device on a switched capacitor contactor as claimed in claim 1, wherein: locking device (4) are including bracing piece (41), the right-hand member of bracing piece (41) and the fixed welding of the right flank of dustproof apron (2) inner chamber, wear pole (42) has been cup jointed in the activity of the left surface of bracing piece (41), the other end of wearing pole (42) runs through the left surface of dustproof apron (2) inner chamber and the right flank at switching capacitance contactor body (1) top in proper order and extends to the inner chamber of switching capacitance contactor body (1) top side, the right-hand member of wearing pole (42) runs through the left surface of bracing piece (41) and extends to the inside of bracing piece (41) and fixed welding has spacing piece (43), the opposite side fixed welding of spacing piece (43) has locking spring (44), the other end of locking spring (44) and the fixed welding of the right flank of bracing piece (41) inner chamber.

4. An indicating device on a switched capacitor contactor as claimed in claim 1, wherein: the middle of the front face of the dustproof cover plate (2) is provided with a glass groove, and visual glass is fixedly glued in the glass groove.

5. An indicating device on a switched capacitor contactor as claimed in claim 1, wherein: the upper end and the lower end of the front surface of the dustproof cover plate (2) are both provided with heat dissipation holes, and the heat dissipation holes are circular.

6. An indicating device on a switched capacitor contactor as claimed in claim 1, wherein: the number of the locking devices (4) is four, and the number and the positions of the pressing devices (3) are matched with those of the locking devices (4).

Technical Field

The invention relates to the technical field of switching capacitor contactors, in particular to an indicating device on a switching capacitor contactor.

Background

The switching capacitor contactor is widely applied to a special contactor for switching on and off a low-voltage parallel capacitor, is widely applied to reactive power compensation equipment for automatic compensation, and can provide guarantee for safe production.

However, in the prior art, since the switching capacitor contactor itself is not provided with an indicating device, it is not possible to determine whether the switching capacitor contactor is in a working state in a connected state, and it is only necessary to disassemble the switching capacitor contactor to observe whether there is a disconnection point, so that the disconnection point cannot be found and corrected in time, the existing function of the disconnection point is lost, and a protection function cannot be provided for safe power utilization.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an indicating device on a switching capacitor contactor.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an indicating device on switching capacitor contactor, is including switching capacitor contactor body, dustproof apron has been cup jointed in the top surface activity of switching capacitor contactor body, the inside of both ends is all fixed the cup jointing at switching capacitor contactor body top has press device about, the equal fixed welding in both ends has locking device about the dustproof apron inner chamber, the fixed welding in dustproof apron bottom surface has the cardboard, the fixed welding in top of the left and right sides face of dustproof apron has the limiting plate.

Preferably, the pressing device comprises a pressing rod, the right end of the pressing rod is movably sleeved with the left side face of the top end of the switching capacitor contactor body, the right end of the pressing rod penetrates through the left side face of the switching capacitor contactor body and extends to the inside of the switching capacitor contactor body, a baffle is fixedly welded on the left side face of the switching capacitor contactor body, a pressing spring located between the left side face of the inner cavity in the top of the switching capacitor contactor body and the left side face of the baffle is movably sleeved on the outer surface of the pressing rod, the left end of the pressing spring is fixedly bolted with the left side face of the inner cavity in the top of the switching capacitor contactor body, and the right end of the pressing spring is fixedly welded with the left side face of the baffle.

Preferably, locking device includes the bracing piece, the right-hand member of bracing piece and the fixed welding of the right flank of dust cover inner chamber, the pole has been cup jointed in the activity of the left flank of bracing piece, the other end of wearing the pole runs through the left surface of dust cover inner chamber and the right flank at switching capacitor contactor body top in proper order and extends to the inner chamber of switching capacitor contactor body top side, the right-hand member of wearing the pole runs through the left surface of bracing piece and extends to the inside of bracing piece and fixed welding has spacing piece, the fixed welding of opposite side of spacing piece has the locking spring, the other end of locking spring and the fixed welding of the right flank of bracing piece inner chamber.

Preferably, the middle part of the front side of the dustproof cover plate is provided with a glass groove, and the glass groove is fixedly connected with visible glass in an adhesive manner.

Preferably, heat dissipation holes are formed in the upper end and the lower end of the front face of the dustproof cover plate, and the heat dissipation holes are circular.

Preferably, the number of the locking devices is four, and the number and the positions of the pressing devices are matched with those of the locking devices.

Compared with the prior art, the invention has the beneficial effects that: firstly, the device utilizes the elastic deformation of pressing spring and locking spring through pressing device and locking device's setting, can let this indicating device carry out quick installation and dismantlement, at the in-process of dismantling, only need will press down the depression bar to the inside of switching capacitor contactor body and press, makes the pole of wearing to break away from the inside of switching capacitor contactor body, then alright with directly taking out dustproof cover plate to this indicating device's practicality has been improved.

The indicating device is simple to operate and convenient to use, when the switching capacitor contactor body operates, the top surface of the switching capacitor contactor body can be directly observed through the visual glass at the upper end of the dustproof cover plate, whether the switching capacitor contactor body is in a working state or not can be checked, and when the switching capacitor contactor body operates, heat generated by operation can be discharged out of the switching capacitor contactor body through the arrangement of the heat dissipation holes, so that the practicability of the indicating device is improved.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present invention;

FIG. 2 is an elevation view of an outer structure of the present invention;

FIG. 3 is a schematic view of a portion of the present invention;

fig. 4 is an enlarged view of the structure at a in fig. 1.

In the figure: 1. a switching capacitor contactor body; 2. a dust-proof cover plate; 3. a pressing device; 31. a pressing lever; 32. a baffle plate; 33. a pressing spring; 4. a locking device; 41. a support bar; 42. penetrating a rod; 43. a limiting sheet; 44. a locking spring; 5. clamping a plate; 6. and a limiting plate.

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.

Referring to fig. 1-4, the present invention provides a technical solution: an indicating device on a switching capacitor contactor comprises a switching capacitor contactor body 1, wherein a dustproof cover plate 2 is movably sleeved on the top surface of the switching capacitor contactor body 1, a glass groove is formed in the middle of the front surface of the dustproof cover plate 2, visual glass is fixedly glued in the glass groove, the top surface of the switching capacitor contactor body 1 can be directly observed through the visual glass, the indicating effect can be provided for the use work of the switching capacitor contactor body, whether the switching capacitor contactor body 1 is in a working state or not can be conveniently observed, radiating holes are formed in the upper end and the lower end of the front surface of the dustproof cover plate 2, the radiating holes are circular in shape and can be used for radiating heat generated during operation for the switching capacitor contactor body 1, pressing devices 3 are fixedly sleeved in the left end and the right end of the top of the switching capacitor contactor body 1, each pressing device 3 comprises a pressing rod 31, the right end of each pressing rod 31 is movably sleeved with the left side surface of the top end of the switching capacitor contactor body 1, the right end of the pressing rod 31 penetrates through the left side face of the switching capacitor contactor body 1 and extends into the switching capacitor contactor body 1, a baffle 32 is fixedly welded on the right end of the pressing rod 31, a pressing spring 33 located between the left side face of the top inner cavity of the switching capacitor contactor body 1 and the left side face of the baffle 32 is movably sleeved on the outer surface of the pressing rod 31, the left end of the pressing spring 33 is fixedly bolted with the left side face of the top inner cavity of the switching capacitor contactor body 1, the right end of the pressing spring 33 is fixedly welded with the left side face of the baffle 32, the pressing device 3 can provide indirect conduction for pressing of the penetrating rod 42, so that the penetrating rod 42 does not penetrate through the interior of the switching capacitor contactor body 1, locking devices 4 are fixedly welded at the left end and the right end of the inner cavity of the dustproof cover plate 2, each locking device 4 comprises a supporting rod 41, and the right end of each supporting rod 41 is fixedly welded with the right side face of the inner cavity of the dustproof cover plate 2, the left side surface of the supporting rod 41 is movably sleeved with a through rod 42, the other end of the through rod 42 sequentially penetrates through the left side surface of the inner cavity of the dustproof cover plate 2 and the right side surface of the top of the switching capacitor contactor body 1 and extends to the inner cavity of the top side surface of the switching capacitor contactor body 1, the right end of the through rod 42 penetrates through the left side surface of the supporting rod 41 and extends to the inside of the supporting rod 41, a limiting sheet 43 is fixedly welded on the other side of the limiting sheet 43, a locking spring 44 is fixedly welded on the other side of the limiting sheet 43, the other end of the locking spring 44 is fixedly welded on the right side surface of the inner cavity of the supporting rod 41, the locking device 4 can rapidly complete the locking operation between the switching capacitor contactor body 1 and the dustproof cover plate 2 and can be conveniently detached, the number of the locking devices 4 is four, the number and the positions of the pressing devices 3 are matched with the number and the positions of the locking devices 4, the pressing devices 3 and the locking devices 4 can be in one-to-one correspondence in number, make press device 3 and locking device 4 can cooperate and carry out mechanical operation, the fixed welding in 2 bottom surfaces of dustproof cover plate has cardboard 5, and the fixed welding in top of 2 left and right sides face of dustproof cover plate has limiting plate 6.

The working principle is as follows: in the process of installation at dust cover 2, earlier press into the inside of dust cover 2 with wearing pole 42, then let the left and right sides both ends of dust cover 2 can block into the inside on switching capacitor contactor body 1 top, then adjust the position of dust cover 2, let wear pole 42 can wear out from the inside of dust cover 2, make wearing pole 42 directly penetrate the inside of switching capacitor contactor body 1 top side, realize locking device 4 to the locking operation of dust cover 2 and switching capacitor contactor body 1, when needing to demolish dust cover 2, only need to press down pole 31 to switch capacitor contactor body 1's inside to press, make wearing pole 42 can break away from the inside of switching capacitor contactor body 1, make the locking between switching capacitor contactor body 1 and the dust cover 2 relieve, it can to take out dust cover 2 from the top again.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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.