CN217406928U

CN217406928U - Protection measurement and control device with ventilation mechanism

Info

Publication number: CN217406928U
Application number: CN202221172713.2U
Authority: CN
Inventors: 陈向春; 兰子龙; 张刘阳; 王茜
Original assignee: Baoding Jineng Electrical Automation Equipment Co ltd
Current assignee: Baoding Jineng Electrical Automation Equipment Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-09-09
Anticipated expiration: 2032-05-16

Abstract

The utility model discloses a take ventilation mechanism's protection measurement and control device, including protection measurement and control device main part, the ventilative dust screen of multiunit, the mounting panel, power unit, two sets of sliders, two sets of first axis of rotation, two sets of gears, the rack, two sets of spacing fixed plates and multiunit flabellum, the inside cavity that is provided with of protection measurement and control device main part, both ends middle part is provided with the multiunit inlet port about, and the top of protection measurement and control device main part sets up the multiunit louvre, both ends and top about protection measurement and control device main part cavity are fixed respectively to the ventilative dust screen of multiunit, and the ventilative dust screen of multiunit covers inlet port and louvre, the upper portion at protection measurement and control device main part cavity is fixed to the mounting panel. The utility model discloses can make the heat that electronic component on the mounting panel produced upwards give off through the louvre along with the flow of air, avoid electronic component thermal aging, improve the life of device.

Description

Protection measurement and control device with ventilation mechanism

Technical Field

The utility model relates to a protection measurement and control device technical field especially relates to a take ventilation mechanism's protection measurement and control device.

Background

The protection measurement and control device is an electrical device integrating multiple functions of protection, measurement, control, monitoring, communication, event recording, fault recording, misoperation prevention and the like, can be matched with a joyo series comprehensive operation system to complete control, protection and misoperation prevention locking of a transformer substation, can also independently complete a small-scale unattended transformer substation of 110kv or below in a complete set or serve as a complete set of protection and measurement monitoring functions of medium and low voltage of transformer substations of 220kv and above, can be installed in a scattered mode on site, can also be assembled in a centralized mode, and is an ideal intelligent device for forming a comprehensive automation system of power stations such as transformer substations, power plants and the like. However, the existing protection measurement and control device is not provided with a ventilation mechanism, and electronic components inside the protection measurement and control device are easy to be heated and aged, so that the service life of the device is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that needs to solve provides a take ventilation mechanism's protection measurement and control device, can make the heat that electronic component on the mounting panel produced upwards give off through the louvre along with the flow of air, avoid electronic component to be heated ageing, improve its life.

In order to solve the technical problem, the utility model adopts the following technical proposal.

A protection measurement and control device with a ventilation mechanism comprises a protection measurement and control device body, a plurality of groups of breathable dustproof nets, a mounting plate, a power mechanism, two groups of sliders, two groups of first rotating shafts, two groups of gears, racks, two groups of limiting fixing plates and a plurality of groups of fan blades, wherein a cavity is arranged in the protection measurement and control device body, a plurality of groups of air inlets are arranged in the middle of the left end and the right end, a plurality of groups of heat dissipation holes are arranged at the top end of the protection measurement and control device body, the plurality of groups of breathable dustproof nets are respectively fixed at the left end, the right end and the top of the cavity of the protection measurement and control device body, the air inlets and the heat dissipation holes are covered by the plurality of groups of breathable dustproof nets, the mounting plate is fixed at the upper part of the cavity of the protection measurement and control device body, a plurality of electronic elements are arranged on the mounting plate, and the two groups of sliders are connected with the left side and the right side of the bottom end of the cavity of the protection measurement and control device body through the power mechanism, the first rotating shaft is connected with the top end of the sliding block in a rotating mode, the gear is fixed to the first rotating shaft and connected with the rack in a meshed transmission mode, the rack is fixed to the rear end of a cavity of a main body of the protection measurement and control device through two groups of limiting fixing plates, and the multiple groups of fan blades are evenly fixed to the tops of the two groups of first rotating shafts respectively.

Drive two sets of sliders through power unit and remove about towards opposite direction for the slider drives first rotation axis and the gear and removes, and the gear is connected with rack and pinion meshing transmission, thereby makes first rotation axis drive the multiunit flabellum and rotates, upwards blows to the mounting panel from the cold air that the inlet port got into through the flabellum, makes the heat that electronic component on the mounting panel produced upwards give off through the louvre along with the flow of air, avoids electronic component thermal aging, improves the life of device.

Preferably, the power mechanism comprises a motor, a second rotating shaft, a first bevel gear, two sets of second bevel gears and two sets of reciprocating lead screws, the motor is fixed in the middle of the bottom end of the protection measurement and control device main body, the output end of the motor is connected with the second rotating shaft, the second rotating shaft is rotatably connected with the protection measurement and control device main body, the first bevel gear is fixed on the second rotating shaft and is in meshed transmission connection with the two sets of second bevel gears, the two sets of second bevel gears are symmetrically fixed on the inner side ends of the two sets of reciprocating lead screws respectively, the two sets of reciprocating lead screws are rotatably connected with the left end and the right end of a cavity of the protection measurement and control device main body respectively, and the sliding block is in threaded connection with the reciprocating lead screws.

The second rotating shaft and the first bevel gear are driven to rotate through the motor, and the first bevel gear is in meshed transmission connection with the second bevel gear, so that the two groups of reciprocating lead screws rotate simultaneously, the two groups of sliding blocks move left and right in opposite directions, and power is provided for the movement of the sliding blocks.

Preferably, still include shrouding and multiunit fastening bolt, the front end bottom of protection measurement and control device main part is provided with the access hole, and the shrouding covers the access hole of protection measurement and control device main part to the shrouding passes through fastening bolt spiral shell dress with protection measurement and control device main part and is connected, and the front end middle part of shrouding is provided with the attacker.

Through setting up shrouding, fastening bolt and attacker, be convenient for carry out quick maintenance and change to the inside spare part of protection measurement and control device main part, improve the use convenience of device.

Preferably, the device also comprises a plurality of groups of fixed blocks and two groups of reinforcing seats, wherein the plurality of groups of fixed blocks are symmetrically fixed on the upper parts of the left and right ends of the two groups of sliding blocks respectively, the reinforcing seats are fixed at the top ends of the two groups of fixed blocks on the same side, and the reinforcing seats are rotationally connected with the first rotating shaft; through setting up the fixed block and strengthening the seat, guarantee the stability when first axis of rotation rotates, improve the structural strength of device.

Preferably, the motor is a noise reduction motor; through setting up the amortization motor, noise pollution is reduced, improves the result of use of device.

Preferably, lubricating oil is coated between the rack and the gear; by smearing lubricating oil, the friction loss between the rack and the gear is reduced, and the service life of the device is further prolonged.

Due to the adoption of the technical scheme, the utility model has the following technical progress.

The utility model discloses a power unit drives and controls about two sets of sliders towards opposite direction for the slider drives and controls about first axis of rotation and the gear, and the gear and rack toothing transmission is connected, thereby makes first axis of rotation drive the multiunit flabellum and rotates, will upwards blow to the mounting panel from the cold air that the inlet port got into through the flabellum, makes the heat that electronic component on the mounting panel produced upwards give off through the louvre along with the flow of air, avoids electronic component to be heated ageing, the life of improvement device.

Drawings

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

fig. 2 is a front view structure schematic diagram of the protection measurement and control device main body of the utility model;

FIG. 3 is a schematic view of a partial axial side structure of the present invention;

FIG. 4 is an enlarged schematic view of the present invention at A in FIG. 1;

fig. 5 is an enlarged schematic view of fig. 1 at B according to the present invention;

wherein: 1. protecting the measurement and control device main body; 2. an air inlet; 3. heat dissipation holes; 4. a breathable dust screen; 5. mounting a plate; 6. a slider; 7. a first rotating shaft; 8. a gear; 9. a rack; 10. a limiting fixing plate; 11. a fan blade; 12. a motor; 13. a second rotating shaft; 14. a first bevel gear; 15. a second bevel gear; 16. a reciprocating screw; 17. closing the plate; 18. fastening a bolt; 19. buckling a handle; 20. a fixed block; 21. a reinforcing seat.

Detailed Description

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

The utility model provides a take ventilation mechanism's protection measurement and control device, as shown in fig. 1 to 5, including protection measurement and control device main part 1, multiunit ventilative dust screen 4, mounting panel 5, power unit, two sets of sliders 6, two sets of first axis of rotation 7, two sets of gears 8, rack 9, two sets of spacing fixed plates 10, multiunit flabellum 11, shrouding 17, multiunit fixed block 20 and two sets of bases of strengthening 21, power unit includes motor 12, second axis of rotation 13, first bevel gear 14, two sets of second bevel gear 15 and two sets of reciprocating screw 16.

The inside cavity that is provided with of protection measurement and control device main part 1 controls both ends middle part and is provided with multiunit inlet port 2 to the top of protection measurement and control device main part 1 sets up multiunit louvre 3, and both ends and top about protection measurement and control device main part 1 cavity are fixed respectively to multiunit ventilative dust screen 4, and multiunit ventilative dust screen 4 covers inlet port 2 and louvre 3.

The mounting panel 5 is fixed on the upper portion of the cavity of the protection measurement and control device main body 1, a plurality of groups of through holes are arranged on the mounting panel 5, and various electronic elements are arranged on the mounting panel 5.

The motor 12 is fixed in the middle of the bottom end of the protection measurement and control device main body 1, the output end of the motor 12 is connected with the second rotating shaft 13, the second rotating shaft 13 is rotatably connected with the protection measurement and control device main body 1, the first bevel gear 14 is fixed on the second rotating shaft 13, the first bevel gear 14 is in meshing transmission connection with the two groups of second bevel gears 15, the two groups of second bevel gears 15 are symmetrically fixed on the inner side ends of the two groups of reciprocating lead screws 16 respectively, the outer side ends of the two groups of reciprocating lead screws 16 are rotatably connected with the left end and the right end of the cavity of the protection measurement and control device main body 1 respectively, the sliding block 6 is in threaded connection with the reciprocating lead screws 16, and the two groups of sliding blocks 6 are in sliding connection with the left side and the right side of the cavity bottom end of the protection measurement and control device main body 1.

First axis of rotation 7 is connected with the top rotation of slider 6 to gear 8 is fixed on first axis of rotation 7, and gear 8 is connected with the meshing transmission of rack 9, and rack 9 passes through two sets of spacing fixed plates 10 to be fixed in the rear end of protection measurement and control device main part 1 cavity, and the top at two sets of first axis of rotation 7 is evenly fixed respectively to multiunit flabellum 11. A plurality of groups of fixed blocks 20 are symmetrically fixed on the upper parts of the left end and the right end of the two groups of sliding blocks 6 respectively, a reinforcing seat 21 is fixed on the top ends of the two groups of fixed blocks 20 on the same side, and the reinforcing seat 21 is rotatably connected with the first rotating shaft 7; through setting up fixed block 20 and strengthening the seat 21, guarantee the stability when first axis of rotation 7 rotates, improve the structural strength of device.

The bottom of the front end of the protection measurement and control device body 1 is provided with an access hole, the sealing plate 17 covers the access hole of the protection measurement and control device body 1, the sealing plate 17 is connected with the protection measurement and control device body 1 through a fastening bolt 18 in a threaded mode, and the middle of the front end of the sealing plate 17 is provided with a buckle 19. Through setting up shrouding 17, fastening bolt 18 and attacker 19, be convenient for carry out quick maintenance and change to the inside spare part of protection measurement and control device main part 1, improve the use convenience of device.

The utility model discloses the during operation, it rotates with first bevel gear 14 to drive second axis of rotation 13 through motor 12, first bevel gear 14 is connected with the 15 meshing transmissions of second bevel gear, thereby make two sets of reciprocal lead screw 16 rotate simultaneously, and make two sets of sliders 6 remove about moving towards opposite direction, thereby slider 6 drives about first axis of rotation 7 and gear 8, gear 8 is connected with the transmission of rack 9 meshing, and then make first axis of rotation 7 drive multiunit flabellum 11 and rotate, will upwards blow to mounting panel 5 from the cold air that inlet port 2 got into through flabellum 11, make the heat that electronic component on the mounting panel 5 produced upwards give off through louvre 3 along with the flow of air, avoid electronic component to be heated ageing, the life of improving device.

The installation mode, the connection mode or the arrangement mode of each part are common mechanical modes, and the installation mode, the connection mode or the arrangement mode can be implemented as long as the beneficial effects can be achieved.

Claims

1. A protection measurement and control device with a ventilation mechanism is characterized by comprising a protection measurement and control device main body (1), a plurality of groups of breathable dustproof nets (4), a mounting plate (5), a power mechanism, two groups of sliding blocks (6), two groups of first rotating shafts (7), two groups of gears (8), a rack (9), two groups of limiting fixing plates (10) and a plurality of groups of fan blades (11), wherein a cavity is arranged in the protection measurement and control device main body (1), a plurality of groups of air inlets (2) are arranged in the middle of the left end and the right end, a plurality of groups of heat dissipation holes (3) are arranged at the top end of the protection measurement and control device main body (1), the plurality of groups of breathable dustproof nets (4) are respectively fixed at the left end, the right end and the top of the cavity of the protection measurement and control device main body (1), the plurality of breathable dustproof nets (4) cover the air inlets (2) and the heat dissipation holes (3), the mounting plate (5) is fixed at the upper part of the cavity of the protection measurement and control device main body (1), a plurality of groups of through holes are arranged on the mounting plate (5), and various electronic elements are arranged on the mounting plate (5); two sets of sliders (6) pass through power unit and the left and right sides sliding connection of protection measurement and control device main part (1) cavity bottom, first axis of rotation (7) are connected with the top rotation of slider (6), and gear (8) are fixed on first axis of rotation (7), gear (8) are connected with rack (9) meshing transmission, rack (9) are fixed the rear end in protection measurement and control device main part (1) cavity through two sets of spacing fixed plate (10), multiunit flabellum (11) are evenly fixed respectively at the top of two sets of first axis of rotation (7).

2. The protection measurement and control device with the ventilation mechanism according to claim 1, wherein the power mechanism comprises a motor (12), a second rotating shaft (13), a first bevel gear (14), two sets of second bevel gears (15) and two sets of reciprocating lead screws (16), the motor (12) is fixed in the middle of the bottom end of the protection measurement and control device body (1), the output end of the motor (12) is connected with the second rotating shaft (13), the second rotating shaft (13) is rotatably connected with the protection measurement and control device body (1), the first bevel gear (14) is fixed on the second rotating shaft (13), the first bevel gear (14) is in meshing transmission connection with the two sets of second bevel gears (15), the two sets of second bevel gears (15) are symmetrically fixed on the inner side ends of the two sets of reciprocating lead screws (16), the outer side ends of the two sets of reciprocating lead screws (16) are rotatably connected with the left and right ends of a cavity of the protection measurement and control device body (1) respectively, and the slide block (6) is connected with the reciprocating screw rod (16) in a threaded manner.

3. The protection measurement and control device with the ventilation mechanism according to claim 1, wherein an access opening is formed in the bottom of the front end of the protection measurement and control device body (1), the sealing plate (17) covers the access opening of the protection measurement and control device body (1), the sealing plate (17) is in threaded connection with the protection measurement and control device body (1) through a fastening bolt (18), and a buckle (19) is arranged in the middle of the front end of the sealing plate (17).

4. The protection measurement and control device with the ventilation mechanism according to claim 1, wherein the sliding block (6) is provided with a plurality of groups of fixing blocks (20) and two groups of reinforcing seats (21), the plurality of groups of fixing blocks (20) are symmetrically fixed on the upper portions of the left end and the right end of the two groups of sliding blocks (6) respectively, the reinforcing seats (21) are fixed on the top ends of the two groups of fixing blocks (20) on the same side, and the reinforcing seats (21) are rotatably connected with the first rotating shaft (7).