CN212031621U

CN212031621U - Intelligent low-voltage shunt monitoring device

Info

Publication number: CN212031621U
Application number: CN202020472227.7U
Authority: CN
Inventors: 廖龙; 潘雷; 张利娟
Original assignee: Nanjing Ludian Intelligent Technology Co ltd
Current assignee: Nanjing Ludian Intelligent Technology Co ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-11-27
Anticipated expiration: 2030-04-02

Abstract

The utility model relates to an intelligence low pressure monitoring devices along separate routes, its technical scheme's main points are: contain the control box, be equipped with upper cover and lower cover on the control box respectively, the upper cover is articulated each other with the control box, lower cover and control box fixed connection, be equipped with semi-circular coil in upper cover and the lower cover respectively, be equipped with the main control board in the control box, be connected with the part on the main control board and extend the lead-out wire of control box, its characterized in that: the upper cover and the lower cover both comprise a cover body and a cover plate, the coil is positioned in the cover body, a first waterproof adhesive is filled in the cover body, and a connecting piece for fixedly connecting the upper cover and the lower cover is arranged between the upper cover and the lower cover. The utility model discloses the technical effect who has is: has good waterproof performance and can be directly applied to outdoor and open-air environments.

Description

Intelligent low-voltage shunt monitoring device

Technical Field

The utility model belongs to the technical field of the technique of distribution lines monitoring and specifically relates to a monitoring devices is shut to intelligence low pressure.

Background

The intelligent low-voltage shunt monitoring unit is power consumption state and fault monitoring equipment connected to a low-voltage line, can be installed in a switch branch box and a box-type substation, establishes a monitoring point at the position, and finds out branches causing line abnormity by monitoring three-phase voltage, current, active power or reactive power and other parameter analysis, thereby realizing the functions of monitoring the line running state and indicating the line fault state.

Notice No. CN209945426U discloses a low pressure distribution lines monitoring devices along separate routes and monitoring method thereof, this monitoring devices includes upper cover and lower cover, the upper cover passes through the axis of rotation and is connected with the lower cover, and the upper cover can be followed this axis of rotation and opened and closed install respectively in the position groove of upper cover and lower cover and get electric coil and current measurement coil, all be provided with the elasticity copper sheet that is used for voltage detection on getting electric coil and the current measurement coil, still be provided with the master control circuit board in the lower cover, the master control circuit board includes master control MCU and gets electric management circuit and voltage detection circuit connection with the master control MCU electricity is connected, master control MCU passes through the AD port and gets electric coil and current measurement coil electricity and is connected.

The above prior art solutions have the following drawbacks: above-mentioned low pressure distribution lines detection device along separate routes's upper cover and lower cover all do not set up waterproof construction, and holistic waterproof performance is relatively poor, is difficult to direct application in outdoor open-air environment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an intelligence low pressure monitoring devices along separate routes, its advantage: has good waterproof performance and can be directly applied to outdoor and open-air environments.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an intelligence low pressure monitoring devices along separate routes, contains the control box, be equipped with upper cover and lower cover on the control box respectively, the upper cover is articulated each other with the control box, lower cover and control box fixed connection, be equipped with semi-circular coil in upper cover and the lower cover respectively, be equipped with the main control board in the control box, be connected with the part on the main control board and extend the lead-out wire of control box, its characterized in that: the upper cover and the lower cover both comprise a cover body and a cover plate, the coil is positioned in the cover body, a first waterproof adhesive is arranged in the cover body, and a connecting piece used for fixedly connecting the upper cover and the lower cover is arranged between the upper cover and the lower cover.

Through the technical scheme, after the detection device is installed on a line to be detected, a worker can fixedly connect the upper cover and the lower cover through the connecting piece, so that the upper cover is difficult to rotate in the direction away from the lower cover under the action of external force, and the detection device can stably monitor branch lines; simultaneously, pack first waterproof glue's setting respectively in upper cover and the lower cover and played the effect of sealing up upper cover and lower cover inner space for outside rainwater is difficult to enter into in upper cover and the lower cover, thereby makes upper cover and lower cover all have better waterproof performance, so that this intelligence low pressure monitoring devices along separate routes can directly be applied to outdoor open-air environment.

The utility model discloses further set up to: the upper cover and the lower cover are respectively provided with a sealing gasket, and the sealing gaskets are abutted between the upper cover and the lower cover.

Through the technical scheme, the sealing gasket is arranged to seal the joint between the upper cover and the lower cover, so that rainwater is not easy to flow to the joint of the two semicircular coils from the joint gap between the upper cover and the lower cover, and the waterproof effect of the detection device is further enhanced.

The utility model discloses further set up to: the control box comprises a box body and a box cover, the main control board is located in the box body, second waterproof glue is arranged in the box body, an opening matched with the outgoing line is formed in the box cover, and the outgoing line partially extends out of the control box from the opening.

Through above-mentioned technical scheme, the waterproof gluey setting of second has played the effect of sealing up the inside of control box, has reduced the possibility that outside rainwater leads to the main control board short circuit to damage in entering into the control box, has strengthened the waterproof performance of control box.

The utility model discloses further set up to: and a third waterproof glue is arranged between the hole wall of the hole and the outgoing line.

Through above-mentioned technical scheme, the leakproofness between lead-out wire and the trompil pore wall has been strengthened in setting up of third glue, has reduced the possibility that outside rainwater permeates the control box in from the trompil to the waterproof performance of control box has further been strengthened.

The utility model discloses further set up to: the inner wall of the box body is also provided with a snap ring matched with the outgoing line, and the outgoing line is inserted in the snap ring.

Through above-mentioned technical scheme, the setting of snap ring has the effect of restriction lead wire position, has reduced the box body and has injected into the waterproof gluey back of second, and lead wire offset is too big to lead to the lid to be difficult to with the box body correspond the possibility of lock.

The utility model discloses further set up to: the end face, facing the box cover, of the box cover is provided with an annular protection tube, and the inner edge of the annular protection tube is aligned with the inner edge of the opening.

Through the technical scheme, the arrangement of the annular protection tube increases the contact area between the outgoing line and the wall of the hole, and the effect of protecting the outgoing line is achieved; the possibility that the surface of the outgoing line is damaged due to repeated abutting friction between the outgoing line and the hole wall in the installation process is reduced.

The utility model discloses further set up to: two fixing blocks are oppositely arranged in the box body respectively, fixing grooves matched with the main control board are formed in the end faces, opposite to the two fixing blocks, of the two fixing blocks respectively, and the main control board is connected in the two fixing grooves in a clamping mode.

Through above-mentioned technical scheme, the setting of main control integrated circuit board in the fixed slot has played the effect of fixing a position the main control board for the main control board is difficult for rocking for the control box under the effect of external force, thereby has strengthened the fastness of being connected between main control board and the control box.

The utility model discloses further set up to: the connecting piece contains and sets up last connecting block and the lower connecting block on upper cover and lower cover respectively, go up through connecting bolt mutual bolted connection between connecting block and the lower connecting block, still be equipped with a plurality of locating levers on the terminal surface of connecting block down towards on the last connecting block, correspond on the lower connecting block and seted up a plurality of and locating lever assorted constant head tanks, a plurality of the locating lever corresponds respectively and pegs graft in a plurality of constant head tanks.

Through the technical scheme, the upper cover and the lower cover can be fixedly connected with each other in a manner that the upper connecting block and the lower connecting block are mutually connected through bolts; a plurality of locating levers correspond respectively and peg graft and have strengthened the stability of being connected between upper cover and the lower cover in a plurality of constant head tanks for be difficult for appearing the skew dislocation and be difficult to the condition of strict alignment under the effect of external force between upper cover and the lower cover, reduced in the monitoring process between upper cover and the lower cover mutual dislocation lead to the increase of magnetic leakage volume and then influence the possibility of monitoring precision.

To sum up, the utility model discloses a beneficial technological effect does:

1. the intelligent low-voltage shunt monitoring device has good waterproof performance, can be directly applied to outdoor and open environments, and has a wide application range;

2. the arrangement of the annular protection tube reduces the possibility of damage to the insulating sheath of the lead-out wire due to repeated friction with the wall of the hole;

3. the arrangement of the positioning rods and the positioning grooves reduces the magnetic leakage quantity between the upper cover and the lower cover, so that the monitoring precision is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is an exploded view of the present embodiment for embodying the fixed block.

Fig. 3 is a schematic cross-sectional view of the first waterproof adhesive according to the embodiment.

Fig. 4 is a schematic structural diagram for embodying the connecting member of the present embodiment.

Fig. 5 is a schematic sectional view of the protection tube according to the embodiment.

Fig. 6 is an enlarged schematic view at a in fig. 2.

Reference numerals: 1. a control box; 2. an upper cover; 3. a lower cover; 4. a coil; 5. a main control board; 6. an outgoing line; 7. a cover body; 8. a cover plate; 9. a first waterproof glue; 10. a connecting member; 11. a gasket; 12. a box body; 13. a box cover; 14. a second waterproof glue; 15. opening a hole; 16. third prevention of water gel; 17. a snap ring; 18. protecting the tube; 19. a fixed block; 20. fixing grooves; 21. an upper connecting block; 22. a lower connecting block; 23. a connecting bolt; 24. positioning a rod; 25. positioning a groove; 26. a first sink tank; 27. connecting holes; 28. a second sink tank; 29. a clamping hole; 30. an arrow is indicated; 31. and (5) edge lapping.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): the utility model provides an intelligence low pressure monitoring devices along separate routes, as shown in fig. 1 and fig. 2, contains control box 1, and integrated into one piece is provided with lower cover 3 on the control box 1, and control box 1 is last still to articulate have with lower cover 3 assorted upper cover 2, and upper cover 2 and lower cover 3 all are set up to: the cover comprises cover bodies 7 and cover plates 8 matched with the cover bodies 7, wherein semicircular coils 4 of which two ends respectively partially extend out of the cover bodies 7 are respectively arranged in the two cover bodies 7, and a connecting piece 10 for fixedly connecting the upper cover 2 and the lower cover 3 is also arranged between the upper cover 2 and the lower cover 3; when the upper cover 2 and the lower cover 3 are fixedly connected with each other through the connecting piece 10, two ends of the two semicircular coils 4 are respectively contacted with each other to form a circular closed magnetic loop, so that the monitoring device can monitor branch lines penetrating between the upper cover 2 and the lower cover 3.

As shown in fig. 2 and 3, a first sinking groove 26 matched with the cover plate 8 is formed at the opening of the cover body 7, a first waterproof adhesive 9 is filled in the cover body 7, and the cover plate 8 is bonded in the first sinking groove 26 through the first waterproof adhesive 9. Therefore, after the first waterproof glue 9 is solidified, the connection positions between the inside of the cover body 7 and the cover plate 8 and the cover body 7 are sealed by the first waterproof glue 9, so that external rainwater is difficult to flow into the cover body 7, the waterproof performance of the upper cover 2 and the lower cover 3 is enhanced, and the intelligent low-pressure shunt monitoring device can be directly applied to outdoor open-air environment.

As shown in fig. 4, the connecting member 10 is configured to: contain and set up and keep away from last connecting block 21 in control box 1 (refer to figure 1) one end outer fringe and set up and keep away from lower connecting block 22 in control box 1 one end outer fringe at lower cover 3 at upper cover 2, go up connecting block 21 and lower connecting block 22 respectively with upper cover 2 and lower cover 3 integrated into one piece, wear to establish and threaded connection has two connecting bolt 23 on the lower connecting block 22, correspond on the lower connecting block 22 and seted up two and connecting bolt 23 assorted connecting holes 27, pre-buried have in the connecting hole 27 with connecting bolt 23 assorted nut, two connecting bolt 23 mutual bolted connection of accessible between upper cover 2 and the lower cover 3.

As shown in fig. 4, four positioning rods 24 are further fixedly arranged on the end surface of the upper connecting block 21 facing the lower connecting block 22, and four positioning grooves 25 matched with the positioning rods 24 are correspondingly arranged on the lower connecting block 22; the positioning grooves 25 are provided: when the upper cover 2 and the lower cover 3 are connected through the connecting piece 10 by bolts, the four positioning rods 24 are correspondingly inserted in the four positioning grooves 25 respectively. Consequently, four locating levers 24 correspond respectively to peg graft and have played in constant head tank 25 and carried out further spacing effect to upper cover 2 and lower cover 3, have reduced because the dislocation leads to the possibility of magnetic leakage between upper cover 2 and the lower cover 3 to this monitoring devices can be more accurate monitor branch circuit.

As shown in fig. 1, the opposite end surfaces of the upper cover 2 and the lower cover 3 are respectively bonded with an annular sealing gasket 11, the coil 4 extends out of the outer periphery of the end portion of the cover body 7 to contact with the inner edge of the sealing gasket 11, the two sealing gaskets 11 are respectively located at one end of the upper cover 2 far away from the control box 1 and one end of the lower cover 3 close to the control box 1, and when the upper cover 2 and the lower cover 3 are fixedly connected with each other, the two sealing gaskets 11 are respectively abutted between the upper cover 2 and the lower cover 3. Therefore, the two sealing gaskets 11 have the function of sealing the connecting gap between the two coils 4, and the possibility that rainwater flows into the connecting gap between the two coils 4 to influence the accuracy of the measuring result is reduced.

As shown in fig. 1 and 2, an indication arrow 30 for indicating the installation direction of the shunt cable is arranged on the upper cover 2, and arc-shaped overlapping edges 31 are respectively and fixedly arranged on two sides of the lower cover 3; the provision of the two laps 31 has the effect of protecting the shunt cables, reducing the possibility of the insulating skin of the shunt cables being torn by the lateral edges on the sides of the lower cover 3.

As shown in fig. 2, the intelligent low-voltage shunt monitoring device further comprises a main control board 5 and two outgoing lines 6 fixedly welded on the main control board 5, the control box 1 comprises a box body 12 and a box cover 13, two fixed blocks 19 are fixedly arranged on two inner walls of the box body 12 along the length direction, fixing grooves 20 matched with the main control board 5 are respectively and relatively arranged on the end faces of the two fixed blocks 19, and the main control board 5 is connected with the box body 12 in a manner of being clamped between the two fixing grooves 20.

As shown in fig. 2 and 5, two openings 15 with a size matched with the two outgoing lines 6 are formed in the box cover 13, the end face, facing the box body 12, of the opening 15 is fixedly provided with an annular protection tube 18 with the inner peripheral edge aligned with the inner wall of the opening 15, the two outgoing lines 6 penetrate through the control box 1 from the two openings 15, and the arrangement of the protection tube 18 reduces the possibility that the insulating outer skins of the outgoing lines 6 are scratched by the side walls of the openings 15; the opening of the box body 12 is provided with a second sinking groove 28 matched with the box cover 13, the box body 12 is filled with a second waterproof glue 14, and the box cover 13 is bonded in the second sinking groove 28 through the second waterproof glue 14. Therefore, after the second waterproof glue 14 is solidified, the inside of the box body 12 and the connection gap between the box body 12 and the box cover 13 are both sealed by the second waterproof glue 14, so that the external rainwater is difficult to contact with the main control board 5 in the box body 12, and the waterproof performance of the control box 1 is enhanced.

As shown in fig. 2 and 6, two snap rings 17 matched with the outgoing lines 6 are fixedly connected to one side wall of the box body 12 in the width direction, a snap hole 29 is formed in the side wall of the snap ring 17, and the positions of the snap rings 17 are set as: when the box cover 13 and the box body 12 are mutually buckled, the two snap rings 17 and the two openings 15 on the box cover 13 are mutually corresponding along the vertical direction. Therefore, before glue injection operation is performed on the box body 12, the worker can firstly insert the two outgoing lines 6 into the two snap rings 17 respectively to limit the positions of the outgoing lines 6, so that the cover plate 8 sleeved on the two outgoing lines 6 in the glue injection process can be always maintained right above the second sinking groove 28, and the cover plate 8 can be smoothly clamped with the cover body 7 after glue injection is completed.

As shown in fig. 5, a third waterproof glue 16 partially overflowing the opening 15 is filled in a connecting gap between the opening 15 and the box cover 13. Therefore, after the third waterproof glue 16 is solidified, the gap at the opening 15 is sealed, so that the sealing performance of the control box 1 (see fig. 2) is further enhanced, and the waterproof performance of the detection device is further improved.

The implementation principle of the embodiment is as follows: when the detection device is produced, firstly, the cover plates 8 of the upper cover 2 and the lower cover 3 and the box cover 13 of the control box 1 are respectively opened, then, first waterproof glue 9 is respectively filled into the cover bodies 7 of the upper cover 2 and the lower cover 3, the two cover plates 8 are respectively clamped into the cover bodies 7, second waterproof glue 14 is filled into the box body 12, the box cover 13 is correspondingly clamped onto the box body 12, third waterproof glue 16 is injected into the opening 15 of the box cover 13 until the third waterproof glue 16 partially overflows from the opening 15; after the first waterproof glue 9, the second waterproof glue 14 and the third waterproof glue 16 are respectively solidified, the cover plate 8 and the cover body 7 are mutually bonded, and the interior of the cover body 7 is sealed by the first waterproof glue 9; the box cover 13 and the box body 12 are mutually bonded, and the interior of the box body 12 is sealed by second waterproof glue 14; the gap between the opening 15 and the outgoing line 6 is sealed by third waterproof glue 16; make upper cover 2, lower cover 3 and control box 1 all have better waterproof performance to this intelligence low pressure monitoring devices along separate routes can directly be applied to outdoor open-air environment.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an intelligence low pressure monitoring devices along separate routes, contains control box (1), be equipped with upper cover (2) and lower cover (3) on control box (1) respectively, upper cover (2) and control box (1) are articulated each other, lower cover (3) and control box (1) fixed connection, be equipped with semi-circular coil (4) in upper cover (2) and lower cover (3) respectively, be equipped with main control board (5) in control box (1), be connected with partly lead-out wire (6) that extend control box (1) on main control board (5), its characterized in that: the coil is located in the cover body (7), the cover body (7) is filled with first waterproof glue (9), and a connecting piece (10) used for fixedly connecting the upper cover (2) and the lower cover (3) is arranged between the upper cover (2) and the lower cover (3).

2. The intelligent low-voltage shunt monitoring device according to claim 1, wherein: the upper cover (2) and the lower cover (3) are respectively provided with a sealing gasket (11), and the sealing gasket (11) is tightly propped between the upper cover (2) and the lower cover (3).

3. The intelligent low-voltage shunt monitoring device according to claim 1, wherein: control box (1) contains box body (12) and lid (13), main control board (5) are located box body (12), box body (12) intussuseption is filled with second waterproof glue (14), offer on lid (13) with lead-out wire (6) assorted trompil (15), lead-out wire (6) are followed trompil (15) department and are partly extended control box (1).

4. The intelligent low-voltage shunt monitoring device according to claim 3, wherein: and a third waterproof glue (16) is filled between the hole wall of the open hole (15) and the outgoing line (6).

5. The intelligent low-voltage shunt monitoring device according to claim 3, wherein: the inner wall of the box body (12) is further provided with a clamping ring (17) matched with the outgoing line (6), and the outgoing line (6) is inserted into the clamping ring (17).

6. The intelligent low-voltage shunt monitoring device according to claim 3, wherein: the end face, facing the box cover (13), of the box cover (13) is provided with an annular protection pipe (18), and the inner edge of the annular protection pipe (18) is aligned with the inner edge of the opening (15).

7. The intelligent low-voltage shunt monitoring device according to claim 3, wherein: two fixed blocks (19) are respectively and relatively arranged in the box body (12), two fixed grooves (20) matched with the main control board (5) are respectively formed in the end faces, opposite to the fixed blocks (19), and the main control board (5) is connected in the two fixed grooves (20) in a clamping mode.

8. The intelligent low-voltage shunt monitoring device according to claim 1, wherein: connecting piece (10) contain last connecting block (21) and lower connecting block (22) that set up respectively on upper cover (2) and lower cover (3), go up connecting block (21) and pass through connecting bolt (23) mutual bolted connection down between connecting block (22), it still is equipped with a plurality of locating levers (24) on the terminal surface of connecting block (22) down to go up connecting block (21), correspond on connecting block (22) down and seted up a plurality of and locating lever (24) assorted constant head tank (25), a plurality of locating lever (24) correspond respectively and peg graft in a plurality of constant head tank (25).