A relay protection data acquisition device for distribution network

Abstract

The present invention discloses a relay protection data acquisition device for a power distribution network, comprising: a relay acquisition housing structure, a data transmission structure and a heat dissipation protection structure; the relay acquisition housing structure comprises an acquisition housing and a control panel fixedly connected to the front side wall of the acquisition housing, a rectangular frame is arranged inside the acquisition housing, the rectangular frame is suspended, and the rectangular frame is fixedly connected to the inner wall of the acquisition housing through a plurality of L-shaped connectors, and a data acquisition unit is arranged inside the rectangular frame. The present invention can protect the connection of the data line through the use of a limiting unit, avoid the data line from falling off when in use, and the connection between the male end and the female end is in a limited fit state to ensure the stability of the connection end.

Description

Technical Field

[0001] The invention relates to the technical field of relay data acquisition, and in particular to a relay protection data acquisition device for a distribution network. Background Art

[0002] With the continuous development of the power industry, there are many types of relay protection collection devices currently used in China. However, since the performance of the relay protection collection device itself directly affects the evaluation of the relay protection device, the working performance and stability of the collection device are particularly important.

[0003] During long-term use, the relay protection data acquisition device needs to frequently plug and unplug the acquisition line, which may cause the connection end to fall off or be damaged, and once the contact is poor, it will affect normal use. Therefore, the connection end needs to be protected to increase the service life. In addition, the acquisition circuit board will generate heat when used for a long time, and the heat in the device needs to be discharged in time. In addition, dust protection is also required when not in use to prevent impurities from entering and affecting stable use. To this end, we propose a relay protection data acquisition device for distribution network to solve the above problems. Summary of the invention

[0004] The purpose of this section is to summarize some aspects of embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and the invention title of this application to avoid blurring the purpose of this section, the specification abstract and the invention title, and such simplifications or omissions cannot be used to limit the scope of the present invention.

[0005] In view of the problems existing in the relay protection data acquisition device of the above-mentioned existing distribution network, the present invention is proposed.

[0006] Therefore, the object of the present invention is to provide a relay protection data acquisition device for a distribution network, which can protect the connection of the data cable through the use of a limiting unit to prevent the data cable from falling off during use. The connection between the male end and the female end is in a limited and fitted state to ensure the stability of the connection end.

[0007] In order to solve the above technical problems, the present invention provides the following technical solutions: a relay protection data acquisition device for a distribution network, comprising:

[0008] Relay collection housing structure, data transmission structure and heat dissipation protection structure;

[0009] The relay data collection housing structure includes a data collection housing and a control panel fixedly connected to the front side wall of the data collection housing. A rectangular frame is arranged inside the data collection housing. The rectangular frame is suspended in the air and is fixedly connected to the inner wall of the data collection housing via a plurality of L-shaped connectors. A data collection unit is arranged inside the rectangular frame.

[0010] The data transmission structure includes a plurality of data interfaces arranged on the side wall of the control panel, and a male end housing and a female end housing are arranged in the data structure, the male end housing is correspondingly connected to the outside of the control panel, and the female end housing is correspondingly connected to the inside of the control panel, and the male end housing and the female end housing are connected via a limiting unit;

[0011] The heat dissipation protection structure includes a heat dissipation fan connected to the inner top wall of the collection shell, a plurality of strip heat dissipation ports are provided on the left and right side walls of the collection shell, a rectangular opening is provided at the lower end of the collection shell, and two relatively arranged closing units are provided on the inner side wall of the collection shell, and the two closing units can close and open the strip heat dissipation ports and the rectangular opening to achieve heat dissipation and protection.

[0012] As a preferred solution of the relay protection data acquisition device of the distribution network described in the present invention, the data acquisition unit includes two vertical plates fixedly connected to the bottom wall of the rectangular frame, and the opposite side walls of the two vertical plates are provided with strip openings, a vertical sliding rod is fixedly connected in the strip opening, two sliding blocks are slidably sleeved on the outer side wall of the sliding rod, and the sliding blocks and the sliding rod are fixedly connected by fastening bolts, a horizontal connecting rod is connected between the opposite sliding blocks, and a plurality of vertical mounting rods are fixedly connected to the side walls of the two connecting rods, a plurality of data acquisition boards are fixedly connected to the side walls of the mounting rods, and a plurality of connecting ends opposite to the female end housing are arranged on the side walls of the data acquisition board.

[0013] As a preferred solution of the relay protection data acquisition device of the distribution network described in the present invention, wherein: the limiting unit includes a male head front end connected to the male end shell, a male end module is arranged on the side wall of the male head front end, a female end inner shell is threadedly connected to the inner side of the female end shell, a female end module is fixedly connected in the female end inner shell, a female end opening corresponding to the male head front end is arranged on the side wall of the female end module, and the male head front end can be slidably inserted in the female head opening and play a limiting role.

[0014] As a preferred solution of the relay protection data acquisition device for the distribution network described in the present invention, wherein: the male end module is connected to a data line and extends to the outside of the male end shell, the female end module and the connecting end are also connected to a data line, and the male end module and the female end module are electrically connected, and a strip opening connected to the female end shell is opened on the front side wall of the control panel, and the female end shell can be rotated through the strip opening and inserted into the female end inner shell.

[0015] As a preferred solution of the relay protection data acquisition device for the distribution network described in the present invention, wherein: the closed unit includes an arc guide rail symmetrically connected to the inner wall of the acquisition shell, and two opposite arc guide rail side walls are provided with arc slots connected at upper and lower ends, and the same arc movable plate is slidably connected between the opposite arc slots, an electric push rod is fixedly connected to the inner wall of the acquisition shell, and the telescopic end of the electric push rod is fixedly connected to the upper end of the arc movable plate, and the two arc movable plates can close and open the rectangular opening.

[0016] As a preferred solution of the relay protection data acquisition device for the distribution network described in the present invention, wherein: a rectangular groove connected to a plurality of strip-shaped heat dissipation ports is opened on the inner wall of the acquisition shell, a rotating shaft is rotatably connected to the inner wall of the rectangular groove, two cylindrical gears are fixedly sleeved on the outer wall of the rotating shaft, a rack plate opposite to the cylindrical gear is fixedly connected to the side wall of the arc-shaped movable plate, and the rack plate is meshed with the cylindrical gear, a shutter is connected to the outer side of the rotating shaft, and the rising process of the rack plate drives the cylindrical gear to rotate and realizes the opening and closing of the shutter to close and open the strip-shaped heat dissipation ports.

[0017] As a preferred solution of the relay protection data acquisition device of the distribution network described in the present invention, wherein: the rising process of the arc-shaped movable plate realizes the opening of the rectangular opening and the opening of the blinds at the same time, and a touch switch connected to the arc-shaped movable plate is provided on the side wall of the acquisition shell, and the touch switch is electrically connected to the heat dissipation fan to realize the start-up of the heat dissipation fan.

[0018] As a preferred solution of the relay protection data acquisition device for the distribution network described in the present invention, a plurality of openings are evenly distributed on the upper end of the rectangular frame, and the openings extend through the middle of the rectangular frame to facilitate the heat dissipation of the data acquisition unit by the heat dissipation fan.

[0019] As a preferred solution of the relay protection data acquisition device for the distribution network described in the present invention, wherein: a plurality of ventilation holes corresponding to the heat dissipation fan are evenly distributed on the upper end of the acquisition shell, and a filter is fixedly connected to the ventilation hole, and a filter can also be placed on the inside of the rectangular opening to reduce external impurities from entering the inside of the acquisition shell.

[0020] As a preferred solution of the relay protection data acquisition device for the distribution network of the present invention, the method for using the relay protection data acquisition device for the distribution network comprises the following steps:

[0021] Step 1: When the acquisition device needs to be used, the external data line is connected to the male terminal module in the male terminal housing, and is connected to the data acquisition board inside the acquisition housing through the limit unit;

[0022] Step 2: During normal use, the electric push rod is started to make the arc-shaped movable plate rise, and in the process, the rectangular opening is opened and the shutter is opened at the same time. After the arc-shaped movable plate contacts the touch switch, the heat dissipation fan is started to dissipate heat inside the collection shell;

[0023] Step 3: When not in use, the arc-shaped movable plate descends to the initial position and closes the rectangular opening and the shutter to prevent external impurities from entering the collection shell and play a protective role.

[0024] The beneficial effects of the present invention are as follows: the present invention can protect the connection of the data cable by using the limiting unit, thereby preventing the data cable from falling off when in use, and the connection between the male end and the female end is in a limited and fitted state, thereby ensuring the stability of the connection end; in addition, the present invention can achieve the combined effect of heat dissipation and protection by using the closing unit, that is, the shell is in an open state during heat dissipation, and in a closed state when placed, thereby completing the switching between heat dissipation and protection. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0026] Figure 1 The figure is a schematic diagram of the overall external structure of the relay protection data acquisition device for the power distribution network of the present invention.

[0027] Figure 2 The figure is a schematic diagram of the internal structure of the data collection housing of the relay protection data collection device for the power distribution network of the present invention.

[0028] Figure 3 The present invention is a schematic diagram of the internal structure of a data collection housing of a relay protection data collection device for a power distribution network viewed from above.

[0029] Figure 4 The present invention is a schematic diagram of the cross-sectional structure of a strip heat dissipation port of a relay protection data acquisition device for a power distribution network.

[0030] Figure 5 for Figure 2 Schematic diagram of the local enlarged structure at point A in the middle.

[0031] Figure 6 for Figure 4 Schematic diagram of the local enlarged structure at point B in the middle.

[0032] Figure 7The figure is a schematic diagram of the structure of the limit unit of the relay protection data acquisition device of the power distribution network of the present invention. DETAILED DESCRIPTION

[0033] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0034] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0035] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0036] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention in detail, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0037] Reference Figure 1-7 , provides a relay protection data acquisition device for a distribution network, comprising:

[0038] Relay collection housing structure 100, data transmission structure 200 and heat dissipation protection structure 300;

[0039] The relay data acquisition housing structure 100 includes a data acquisition housing 101 and a control panel 102 fixedly connected to the front side wall of the data acquisition housing 101. A rectangular frame 103 is arranged in the data acquisition housing 101. The rectangular frame 103 is suspended in the air, and the rectangular frame 103 is fixedly connected to the inner wall of the data acquisition housing 101 through a plurality of L-shaped connectors 104. A data acquisition unit is arranged inside the rectangular frame 103. The data acquisition unit includes two vertical plates 105 fixedly connected to the inner bottom wall of the rectangular frame 103, and the two vertical plates 105 are provided with strip openings on the opposite side walls. A vertical sliding rod 106 is fixedly connected in the mouth, and two sliding blocks 107 are slidably sleeved on the outer wall of the sliding rod 106, and the sliding block 107 is fixedly connected to the sliding rod 106 by fastening bolts, and a horizontal connecting rod 108 is connected between the opposite sliding blocks 107, and a plurality of vertical mounting rods are fixedly connected to the side walls of the two connecting rods 108, and a data acquisition board 109 is fixedly connected to the side walls of the plurality of mounting rods, and a plurality of connection ends opposite to the female end housing 202 are arranged on the side wall of the data acquisition board 109. The acquisition process of the data acquisition board 109 belongs to the prior art and will not be repeated here.

[0040] The data transmission structure 200 includes a plurality of data interfaces arranged on the side wall of the control panel 102, a male end housing 201 and a female end housing 202 are arranged in the data structure, the male end housing 201 is correspondingly connected to the outside of the control panel 102, and the female end housing 202 is correspondingly connected to the inside of the control panel 102, the male end housing 201 and the female end housing 202 are connected through a limiting unit, the limiting unit includes a male head front end 203 connected to the male end housing 201, a male end module 204 is arranged on the side wall of the male head front end 203, a female end inner housing 205 is threadedly connected to the inner side of the female end housing 202, and a female end module 204 is fixedly connected to the female end inner housing 205. Block 206, a female opening 207 corresponding to the male front end 203 is provided on the side wall of the female module 206, and the male front end 203 can be slidably inserted in the female opening 207 and play a limiting role. Specifically, the male module 204 is connected to the data line and extends to the outside of the male shell 201, and the female module 206 and the connecting end are also connected with the data line, and the male module 204 and the female module 206 are electrically connected. A strip opening 208 connected to the female shell 202 is provided on the front side wall of the control panel 102, and the female shell 202 can be rotated through the strip opening 208 and inserted into the female inner shell 205.

[0041] The heat dissipation protection structure 300 includes a heat dissipation fan 301 connected to the inner top wall of the collection shell 101, a plurality of strip heat dissipation ports 302 are provided on the left and right side walls of the collection shell 301, a rectangular opening 303 is provided at the lower end of the collection shell 101, and two relatively arranged closing units are provided on the inner side wall of the collection shell 101, and the two closing units can close and open the strip heat dissipation ports 302 and the rectangular opening 303 to complete the heat dissipation and protection functions. Specifically, the closing unit includes an arc guide rail 304 symmetrically connected to the inner wall of the collection shell 101, and the two opposite arc guide rails 304 side walls are provided with arc grooves connected at the upper and lower ends, and the same arc movable plate 305 is slidably connected between the opposite arc grooves, and an electric push rod 306 is fixedly connected to the inner wall of the collection shell 101, and the telescopic end of the electric push rod 306 is fixedly connected to the upper end of the arc movable plate 305, and the two arc movable plates 305 can close and open the rectangular opening 3 03 plays the role of closing and opening. Furthermore, a rectangular groove connected to a plurality of strip-shaped heat dissipation ports 302 is provided on the inner wall of the collection housing 101. A rotating shaft 307 is rotatably connected to the inner wall of the rectangular groove. Two cylindrical gears 308 are fixedly sleeved on the outer wall of the rotating shaft 307. A rack plate 309 opposite to the cylindrical gear 308 is fixedly connected to the side wall of the arc-shaped movable plate 305, and the rack plate 309 is meshed with the cylindrical gear 308. A shutter is connected to the outer side of the rotating shaft 307. 310, the rising process of the rack plate 309 drives the cylindrical gear 308 to rotate and realizes the opening and closing of the shutter 310 to close and open the strip heat dissipation port 302, and the rising process of the arc-shaped movable plate 305 realizes the opening of the rectangular opening 303 and the opening of the shutter 310 at the same time, and a touch switch connected to the arc-shaped movable plate 305 is provided on the side wall of the collection shell 101, and the touch switch is electrically connected to the heat dissipation fan 301 to start the heat dissipation fan 301.

[0042] Among them, the upper end of the rectangular frame 103 is evenly provided with a plurality of openings, and the openings extend through the middle of the rectangular frame 103 to facilitate the heat dissipation of the data acquisition unit by the heat dissipation fan 301. In addition, the upper end of the acquisition housing 101 is evenly provided with a plurality of ventilation holes corresponding to the heat dissipation fan 301, and a filter is fixedly connected in the ventilation hole. A filter can also be placed inside the rectangular opening 303 to reduce external impurities from entering the inside of the acquisition housing 101.

[0043] During use, the method for using the relay protection data acquisition device of the distribution network includes the following steps:

[0044] Step 1: When the acquisition device needs to be used, the external data line is connected to the male terminal module 204 in the male terminal housing 201, and is connected to the data acquisition board 109 inside the acquisition housing through the limit unit;

[0045] Step 2: During normal use, the electric push rod 306 is started to make the arc-shaped movable plate 305 rise, and in the process, the rectangular opening 303 is opened and the shutter 310 is opened at the same time. After the arc-shaped movable plate 305 contacts the touch switch, the heat dissipation fan 301 is started to dissipate heat inside the collection housing 101;

[0046] Step 3: When not in use, the arc-shaped movable plate 305 descends to the initial position and closes the rectangular opening 303 and the shutter 310 to prevent external impurities from entering the collection shell 101 and play a protective role.

[0047] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A relay protection data acquisition device for a distribution network, characterized in that: include: A relay collection housing structure (100), a data transmission structure (200) and a heat dissipation protection structure (300); The relay data collection housing structure (100) comprises a data collection housing (101) and a control panel (102) fixedly connected to the front side wall of the data collection housing (101); a rectangular frame (103) is arranged inside the data collection housing (101); the rectangular frame (103) is suspended in the air, and the rectangular frame (103) is fixedly connected to the inner wall of the data collection housing (101) via a plurality of L-shaped connecting pieces (104); a data collection unit is arranged inside the rectangular frame (103); The data transmission structure (200) comprises a plurality of data interfaces arranged on the side wall of the control panel (102); a male end housing (201) and a female end housing (202) are arranged in the data transmission structure; the male end housing (201) is correspondingly connected to the outside of the control panel (102), and the female end housing (202) is correspondingly connected to the inside of the control panel (102); the male end housing (201) and the female end housing (202) are connected via a limiting unit; the data acquisition unit comprises two vertical plates (105) fixedly connected to the inner bottom wall of the rectangular frame (103); ), and the two vertical plates (105) are provided with strip-shaped openings on the opposite side walls, a vertical slide bar (106) is fixedly connected in the strip-shaped opening, two sliders (107) are slidably sleeved on the outer side wall of the slide bar (106), and the sliders (107) and the slide bar (106) are fixedly connected by fastening bolts, a horizontal connecting rod (108) is connected between the opposite sliders (107), and a plurality of vertical mounting rods are fixedly connected on the side walls of the two connecting rods (108), and a data acquisition board (109) is fixedly connected on the side walls of the plurality of mounting rods, and the data acquisition board (10 9) is provided with a plurality of connection ends opposite to the female end housing (202) on the side wall; the limiting unit comprises a male end front end (203) connected to the male end housing (201); a male end module (204) is provided on the side wall of the male end front end (203); a female end inner housing (205) is threadedly connected to the inner side of the female end housing (202); a female end module (206) is fixedly connected to the female end inner housing (205); a female end opening (207) corresponding to the male end front end (203) is provided on the side wall of the female end module (206); and the male end front end (203) can The male end module (204) is connected to a data line and extends to the outside of the male end housing (201); a data line is also connected between the female end module (206) and the connection end; and the male end module (204) and the female end module (206) are electrically connected; a strip opening (208) in communication with the female end housing (202) is provided on the front side wall of the control panel (102); the female end housing (202) can be rotated through the strip opening (208) and inserted into the female end inner housing (205); The heat dissipation protection structure (300) comprises a heat dissipation fan (301) connected to the inner top wall of the collection shell (101); a plurality of strip-shaped heat dissipation openings (302) are provided on the left and right side walls of the collection shell (301); a rectangular opening (303) is provided at the lower end of the collection shell (101); and two oppositely arranged closing units are provided on the inner side wall of the collection shell (101), and the two closing units are capable of closing and opening the strip-shaped heat dissipation openings (302) and the rectangular opening (303) to achieve heat dissipation and protection.

2. The relay protection data acquisition device for distribution network according to claim 1, characterized in that: The closing unit comprises an arc-shaped guide rail (304) symmetrically connected to the inner wall of the collection shell (101), and the side walls of two opposite arc-shaped guide rails (304) are each provided with an arc-shaped slot connected at both ends, and a same arc-shaped movable plate (305) is slidably connected between the opposite arc-shaped slots. An electric push rod (306) is fixedly connected to the inner wall of the collection shell (101), and the telescopic end of the electric push rod (306) is fixedly connected to the upper end of the arc-shaped movable plate (305). The two arc-shaped movable plates (305) can play a role in closing and opening the rectangular opening (303).

3. The relay protection data acquisition device for distribution network according to claim 2, characterized in that: The inner wall of the collection shell (101) is provided with a rectangular groove connected to the plurality of strip-shaped heat dissipation openings (302); a rotating shaft (307) is rotatably connected to the inner wall of the rectangular groove; two cylindrical gears (308) are fixedly sleeved on the outer wall of the rotating shaft (307); a rack plate (309) opposite to the cylindrical gear (308) is fixedly connected to the side wall of the arc-shaped movable plate (305); the rack plate (309) is meshed with the cylindrical gear (308); a shutter (310) is connected to the outer side of the rotating shaft (307); the rack plate (309) drives the cylindrical gear (308) to rotate during its upward movement and realizes the opening and closing of the shutter (310) so as to close and open the strip-shaped heat dissipation openings (302).

4. The relay protection data acquisition device for distribution network according to claim 3, characterized in that: The arc-shaped movable plate (305) is raised to open the rectangular opening (303) and the shutter (310) at the same time. A touch switch connected to the arc-shaped movable plate (305) is provided on the side wall of the collection housing (101), and the touch switch is electrically connected to the heat dissipation fan (301) to start the heat dissipation fan (301).

5. The relay protection data acquisition device for distribution network according to claim 1, characterized in that: The upper end of the rectangular frame (103) is evenly provided with a plurality of openings, and the openings extend through the middle of the rectangular frame (103) to facilitate the heat dissipation of the data acquisition unit by the heat dissipation fan (301).

6. The relay protection data acquisition device for distribution network according to claim 1, characterized in that: The upper end of the collection shell (101) is evenly distributed with a plurality of ventilation holes corresponding to the heat dissipation fan (301), and a filter is fixedly connected to the ventilation hole. A filter can also be placed inside the rectangular opening (303) to reduce external impurities from entering the inside of the collection shell (101).

7. The relay protection data acquisition device for distribution network according to claim 6, characterized in that: The method for using the relay protection data acquisition device of the distribution network comprises the following steps: Step 1: When the acquisition device needs to be used, the external data line is connected to the male terminal module (204) in the male terminal housing (201), and is connected to the data acquisition board (109) inside the acquisition housing through the limit unit; Step 2: During normal use, the electric push rod (306) is activated to cause the arc-shaped movable plate (305) to rise, and in the process, the rectangular opening (303) is opened and the shutter (310) is opened at the same time. After the arc-shaped movable plate (305) contacts the touch switch, the heat dissipation fan (301) is started to dissipate heat inside the collection housing (101); Step three: When not in use, the arc-shaped movable plate (305) descends to the initial position and closes the rectangular opening (303) and the shutter (310) to prevent external impurities from entering the collection shell (101) and to provide protection.

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