CN219226925U

CN219226925U - Low-voltage complete equipment

Info

Publication number: CN219226925U
Application number: CN202223391001.2U
Authority: CN
Inventors: 林森; 包海龙; 包秀庆
Original assignee: Zhejiang Pucheng Electrical Co ltd
Current assignee: Zhejiang Pucheng Electrical Co ltd
Priority date: 2022-12-17
Filing date: 2022-12-17
Publication date: 2023-06-20
Anticipated expiration: 2032-12-17

Abstract

The utility model relates to a technical field of electric power communication discloses a low pressure complete equipment, which comprises a cabinet body, the internal chamber that holds that has seted up of cabinet, be provided with drying mechanism on the chamber wall in chamber that holds, drying mechanism is including setting up the dry box on holding chamber wall, be located the dry piece of dry box, the venthole has been seted up on the lateral wall of dry box, the mounting groove that is used for holding the dry piece has been seted up in the dry box, be provided with the joint strip on the relative lateral wall of dry piece, the joint groove that is used for supplying the joint strip to stretch into has been seted up on the cell wall of mounting groove correspondingly; the cell wall of mounting groove has been seted up and has been used for supplying the dry piece to stretch into the mounting hole, is equipped with the opening that is used for supplying the joint strip to stretch into on the lateral wall that the joint groove is close to the mounting hole, swing joint has the apron that is used for opening and close the mounting hole on the dry box, is provided with on the lateral wall of apron and is used for supplying restriction apron pivoted locking Assembly. The application has the effect of improving the moisture resistance of low-pressure complete equipment.

Description

Low-voltage complete equipment

Technical Field

The application relates to the technical field of power communication, in particular to low-voltage complete equipment.

Background

The low voltage plant means a plant used in a voltage class of 380V or less. The common low-voltage complete equipment comprises low-voltage switch cabinets, distribution boards, control boxes, switch boxes and other electrical equipment, and is widely applied to power distribution, electric transmission and automatic control equipment of a low-voltage system of a power plant.

In the related art, the low-voltage complete equipment comprises a cabinet body and electronic components fixed in the cabinet body, wherein a containing cavity for installing the electronic components is formed in the cabinet body. To protect the electronic components, the cabinet is typically a relatively sealed cabinet. In order to maintain a relatively dry environment of the receiving chamber and to reduce the possibility of short-circuit failure of the electronic components, a drying mechanism for drying the gas is fixed to the chamber wall of the receiving chamber.

In the process of realizing the above-described related art, after a long use, the ability of the drying mechanism to dry the gas is reduced, resulting in the need to replace the drying mechanism. Because the drying mechanism is fixed on the inner wall of the cabinet body, the drying mechanism is difficult to be independently replaced, and the moisture resistance of the low-pressure complete equipment is low, so that improvement is needed.

Disclosure of Invention

In order to improve the moisture resistance of the low pressure plant, the present application provides a low pressure plant.

The application provides a low pressure complete sets adopts following technical scheme:

the low-voltage complete equipment comprises a cabinet body, wherein a containing cavity is formed in the cabinet body, a drying mechanism is arranged on the cavity wall of the containing cavity, the drying mechanism comprises a drying box arranged on the cavity wall of the containing cavity and a drying block positioned in the drying box, an air outlet hole is formed in the side wall of the drying box, an installation groove for containing the drying block is formed in the drying box, clamping strips are arranged on opposite side walls of the drying block, and clamping grooves for the clamping strips to extend into are correspondingly formed in the groove walls of the installation groove; the drying box is characterized in that a mounting hole for the drying block to extend in is formed in the wall of the mounting groove, an opening for the clamping strip to extend in is formed in the side wall, close to the mounting hole, of the clamping groove, a cover plate for opening and closing the mounting hole is movably connected to the drying box, and a locking assembly for limiting the cover plate to rotate is arranged on the side wall of the cover plate.

Through adopting above-mentioned technical scheme, after the ability of dry piece dry gas reduces, can release the locking of locking component to the apron, rotate the apron and make the mounting hole with hold the chamber intercommunication, shift out the joint groove with the joint strip again, the dry piece shifts out the mounting groove. Finally, the clamping strip of the new drying block stretches into the clamping groove, the new drying block stretches into the mounting groove, the cover plate is rotated to close the mounting hole, and the cover plate is blocked from rotating through the locking assembly, so that the drying block is replaced. So set up and make dry piece and dry box realize dismantling to be connected, after long-term the use, dry piece dry gas's ability reduces, can be through the dry piece of single change to the life of extension drying mechanism, thereby improve low pressure complete sets's dampproofing performance.

Optionally, the locking component is including being located the locking piece on the apron lateral wall, is located the locking piece and keeps away from the anticreep portion of apron one end, the locking piece is made by the material that can produce elastic deformation, offer on the lateral wall of dry box with anticreep portion joint complex anticreep groove.

Through adopting above-mentioned technical scheme, at the in-process of rotating the apron and closing the mounting hole, the locking piece contacts with the lateral wall of dry box for the anticreep portion receives the extrusion, and the locking piece deformation produces elasticity. After the locking block moves to the alignment of the anti-falling groove and the anti-falling part, the anti-falling part can automatically extend into the anti-falling groove under the action of the elasticity of the locking block, so that the rotation of the cover plate is hindered, the clamping strip is not easy to move out of the clamping groove, and the connection stability of the drying block and the drying box is improved.

Optionally, a guiding groove is formed at the opening of the clamping groove, and the groove width of the guiding groove gradually decreases along the direction that the clamping strip stretches into the clamping groove.

Through adopting above-mentioned technical scheme, the setting of guide way plays the guide effect in the in-process that the joint strip stretched into the joint groove for the staff need not accurate alignment joint strip and joint groove, reduces the operation precision, improves the efficiency of installing dry piece.

Optionally, an air inlet hole is formed in the side wall of the cabinet body, the air inlet hole is communicated with the mounting groove, and when the drying block is mounted in place, the drying block covers the air inlet hole; an air outlet hole communicated with the mounting groove is formed in the side wall of the cabinet body, and a fan is arranged on the wall, away from the accommodating cavity, of the air outlet hole.

By adopting the technical scheme, on one hand, the moist air in the cabinet body can be taken away by starting the fan, so that the cabinet body can be quickly dried; and outside air enters the drying box through the air inlet hole, passes through the drying block and enters the accommodating cavity, so that the air entering the cabinet body is dried. The setting can realize the internal gas of quick drying cabinet, improves the dampproofing performance of the cabinet to effectively avoid moist environment to cause electronic component short circuit trouble, reduce the potential safety hazard. On the other hand, through starting the fan to the external side of cabinet bloies for the internal atmospheric pressure of cabinet is less than external atmospheric pressure, thereby makes the fresh air inlet department produce suction, and it is internal with external air suction cabinet, and then quickens the internal external air flow of cabinet, in order to realize the internal rapid cooling of cabinet, is favorable to guaranteeing electronic component safe and stable operation.

Optionally, a filter screen is arranged on the wall of the air inlet.

Through adopting above-mentioned technical scheme, at the in-process that external air passed the fresh air inlet and got into dry box, the filter screen can block external dust and get into and hold the chamber to avoid external dust to erode the damage to the internal electronic component of cabinet, be favorable to guaranteeing electronic component's normal work.

Optionally, be provided with humidity controller and temperature controller on the lateral wall of the cabinet body, be provided with humidity inductor and temperature inductor on the chamber wall of holding the chamber, humidity inductor's output is connected with humidity controller's input, temperature inductor's output is connected with temperature controller's input, humidity controller's output and temperature controller's output all are connected with the input of motor.

Through adopting above-mentioned technical scheme, when the humidity of the internal air of cabinet is great, humidity sensor detects the internal humidity of cabinet to give humidity controller with humidity signal transmission, humidity controller start motor, thereby can in time be with the internal moist air discharge of cabinet. When the temperature of the gas in the cabinet body is large, the temperature sensor detects the temperature in the cabinet body and transmits a temperature signal to the temperature controller, the temperature controller starts the motor, heat in the cabinet body can be timely discharged, and the possibility that the electronic element is aged or damaged due to high temperature is reduced.

Optionally, be provided with the ventilation pipe on the lateral wall of dry box, the ventilation pipe is including the conveyer pipe, along the blast pipe of vertical direction extension, the blast pipe is located the one side that the conveyer pipe kept away from dry box, blast pipe, conveyer pipe, venthole communicate each other, a plurality of air-sending holes have been seted up on the lateral wall of blast pipe.

Through adopting above-mentioned technical scheme, external gas passes the venthole and spouts from the supply port of blast pipe, has increased the scope of gas in the internal motion of cabinet, reduces the possibility at dead angle, and then has improved the dampproofing and radiating effect of cabinet.

Optionally, the fan is located on a side wall of the cabinet body far away from the blast pipe.

Through adopting above-mentioned technical scheme, because the fan is located on the opposite lateral wall of blast pipe for from air supply hole blowout gas through holding the chamber earlier and then follow the fan and discharge, prolonged the internal motion path of gas at the cabinet, help further expanding the internal motion range of gas at the cabinet, improve the heat dissipation system ability of the cabinet.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the joint strip and the joint groove pair are matched for use, so that the drying block and the drying box can be detachably connected, and when the capacity of the drying block for drying gas is reduced, the drying block can be independently replaced to prolong the service life of the drying mechanism, so that the moisture resistance of the low-pressure complete equipment is improved;

2. the locking assembly can lock the cover plate by the matching of the anti-falling part and the anti-falling groove, so that the rotation of the cover plate is hindered, the clamping strip is not easy to move out of the clamping groove, and the connection stability of the drying block and the drying box is improved;

3. the internal gas of cabinet is taken away through starting the fan, and external air passes through the fresh air inlet and gets into dry box, passes the dry piece and gets into the internal, not only can realize the internal gas of quick drying cabinet, can also accelerate the internal external air flow of cabinet to realize the internal quick cooling of cabinet.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the present application.

Fig. 2 is a cross-sectional view of an embodiment of the present application.

Fig. 3 is a cross-sectional view from another perspective of an embodiment of the present application showing a vent.

Fig. 4 is an exploded view of a drying mechanism in an embodiment of the present application.

Reference numerals illustrate:

1. a cabinet body; 2. a cabinet door; 3. a receiving chamber; 4. a drying mechanism; 5. a drying box; 6. drying the blocks; 7. a mounting groove; 8. an air outlet hole; 9. an air inlet hole; 10. an air outlet hole; 11. a blower; 12. a filter screen; 13. a ventilation pipe; 14. a delivery tube; 15. an air supply pipe; 16. a wind supply hole; 17. a humidity controller; 18. a humidity sensor; 19. a temperature controller; 20. a temperature sensor; 21. a clamping strip; 22. a clamping groove; 23. a guide groove; 24. a mounting hole; 25. a cover plate; 26. a locking assembly; 27. a locking block; 28. an anti-falling part; 29. an anti-falling groove.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses low-voltage complete equipment.

Referring to fig. 1 and 2, the low-voltage complete equipment comprises a cabinet body 1 and a cabinet door 2 hinged on the cabinet body 1, wherein a containing cavity 3 for containing electronic elements is formed in the cabinet body 1. The drying mechanism 4 is fixed on the cavity wall of the accommodating cavity 3, the drying mechanism 4 comprises a drying box 5 fixed on the cavity wall of the accommodating cavity 3, a drying block 6 detachably arranged in the drying box 5, an installation groove 7 used for the drying block 6 to extend in is formed in the drying box 5, and an air outlet hole 8 mutually communicated with the accommodating cavity 3 is formed in the side wall of the drying box 5.

Referring to fig. 2, an air inlet hole 9 is formed in a side wall of the cabinet body 1, and the air inlet hole 9 is communicated with the mounting groove 7. When the drying block 6 is inserted into the installation groove 7, the drying block 6 can cover the air inlet hole 9. An air outlet hole 10 is formed in the side wall of the cabinet body 1, and a fan 11 is fixed on the wall of the air outlet hole 10. By starting the fan 11 to take away the gas in the cabinet body 1, the external air enters the drying box 5 through the air inlet hole 9, passes through the drying block 6 and enters the cabinet body 1, and the gas in the cabinet body 1 can be quickly dried.

Referring to fig. 2, in order to block external dust from entering the accommodating chamber 3 during the process that external air passes through the air inlet hole 9 and enters the drying box 5, a filter screen 12 is fixed on the wall of the air inlet hole 9.

Referring to fig. 3, four ventilation pipes 13 are fixed on the side wall of the drying box 5, the ventilation pipes 13 include a conveying pipe 14 extending in the horizontal direction and an air supply pipe 15 extending in the vertical direction, the air supply pipe 15 is located at one side of the conveying pipe 14 away from the drying box 5, and the air supply pipe 15, the conveying pipe 14 and the air outlet holes 8 are mutually communicated. A plurality of air supply holes 16 distributed in equal diameter are formed in the circumferential side wall of the air supply pipe 15, and the distribution direction of the air supply holes 16 is parallel to the axial direction of the air supply pipe 15. The external air passes through the air outlet hole 8 and is sprayed out from the air supply hole 16 of the air supply pipe 15, so that the movement range of the air in the cabinet body 1 is increased.

Referring to fig. 2, to further expand the movement range of the air ejected from the air-sending hole 16 in the cabinet 1, the blower 11 is fixed to the side wall of the cabinet 1 away from the air-sending pipe 15, so that the blower 11 and the air-sending pipe 15 are located on the opposite cavity wall of the accommodating cavity 3.

Referring to fig. 2, in order to timely discharge the moist air in the accommodating chamber 3, a humidity controller 17 is fixed to the outer sidewall of the cabinet 1, and a humidity sensor 18 is fixed to the chamber wall of the accommodating chamber 3. The output end of the humidity sensor 18 is connected with the input end of the humidity controller 17, and the output end of the humidity controller 17 is connected with the input end of the motor. The humidity sensor 18 detects the humidity in the accommodating chamber 3 and transmits a humidity signal to the humidity controller 17, and if the humidity of the air in the accommodating chamber 3 is high, the humidity controller 17 starts the motor.

Referring to fig. 2, a temperature controller 19 is fixed on the outer sidewall of the cabinet body 1, a temperature sensor 20 is fixed on the cavity wall of the accommodating cavity 3, an output end of the temperature sensor 20 is connected with an input end of the temperature controller 19, and an output end of the temperature controller 19 is connected with an input end of the motor. When the temperature of the gas in the accommodating cavity 3 is high, the temperature sensor 20 detects the temperature in the accommodating cavity 3 and transmits a temperature signal to the temperature controller 19, and the temperature controller 19 starts the motor to timely discharge the heat in the accommodating cavity 3.

Referring to fig. 4, a clamping strip 21 is fixed on each of opposite side walls of the drying block 6, and a clamping groove 22 for the clamping strip 21 to extend into is correspondingly formed on a groove wall of the mounting groove 7. The clamping strip 21 and the clamping groove 22 extend in the vertical direction, and an opening for the clamping strip 21 to extend in is formed in one end of the clamping groove 22 in the extending direction. The neck department of joint groove 22 has offered guide way 23, and the groove width of guide way 23 reduces along the direction that joint strip 21 stretches into joint groove 22 gradually for guide way 23 plays the guide effect in the in-process that joint strip 21 stretches into joint groove 22, reduces the operation degree of difficulty.

Referring to fig. 3 and 4, the top end of the wall of the installation groove 7 is provided with an installation hole 24 for the drying block 6 to extend into, and the opening is positioned at one end of the clamping groove 22 close to the installation hole 24. The side wall of the drying box 5 is hinged with a cover plate 25 for opening and closing the mounting hole 24, when the cover plate 25 covers the mounting hole 24, the mounting hole 24 is in a closed state, and the cover plate 25 can prevent the drying block 6 from moving out of the mounting groove 7. One end of the cover plate 25 is hinged with the drying box 5, the other end of the cover plate is fixedly provided with a locking component 26 for preventing the cover plate 25 from rotating, the locking component 26 comprises a locking block 27 fixed on the side wall of the cover plate 25, and an anti-falling part 28 integrally formed at one end, far away from the cover plate 25, of the locking block 27, and the anti-falling part 28 is positioned at one side, close to the cover plate 25, of the locking block 27. The locking block 27 is made of a material capable of being elastically deformed, and in the embodiment of the present application, the locking block 27 is preferably made of PVC plastic. The side wall of the drying box 5, which is close to the locking block 27, is provided with an anti-drop groove 29 which is in clamping fit with the anti-drop part 28.

The implementation principle of the low-voltage complete equipment provided by the embodiment of the application is as follows: when the drying block 6 is replaced, the anti-falling portion 28 can be moved out of the anti-falling groove 29, the cover plate 25 is rotated to enable the mounting hole 24 to be in an opened state, and then the clamping strip 21 is moved out of the clamping groove 22 and the drying block 6 is moved out of the mounting groove 7. Then the clamping strip 21 of the new drying block 6 stretches into the clamping groove 22, the new drying block 6 stretches into the mounting groove 7, the cover plate 25 is rotated to close the mounting hole 24, and the anti-falling block stretches into the anti-falling groove 29, so that the drying block 6 is replaced. So set up and make dry piece 6 and dry box 5 realize dismantling to be connected, after long-term the use, dry piece 6 dry gaseous ability reduces, can be through the dry piece 6 of single change to the life of extension drying mechanism 4, thereby improve low pressure complete sets's dampproofing performance.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a low pressure complete sets, is including the cabinet body (1), offer in the cabinet body (1) and hold chamber (3), be provided with drying mechanism (4), its characterized in that on the chamber wall that holds chamber (3): the drying mechanism (4) comprises a drying box (5) arranged on the cavity wall of the accommodating cavity (3) and a drying block (6) positioned in the drying box (5), wherein the side wall of the drying box (5) is provided with an air outlet hole (8), the drying box (5) is internally provided with a mounting groove (7) for accommodating the drying block (6), the opposite side wall of the drying block (6) is provided with a clamping strip (21), and the groove wall of the mounting groove (7) is correspondingly provided with a clamping groove (22) for the clamping strip (21) to extend in; the drying box is characterized in that a mounting hole (24) for a drying block (6) to extend in is formed in the groove wall of the mounting groove (7), an opening for a clamping strip (21) to extend in is formed in the side wall, close to the mounting hole (24), of the clamping groove (22), a cover plate (25) for opening and closing the mounting hole (24) is movably connected to the drying box (5), and a locking assembly (26) for limiting the rotation of the cover plate (25) is arranged on the side wall of the cover plate (25).

2. The low pressure plant according to claim 1, characterized in that: the locking assembly (26) comprises a locking block (27) positioned on the side wall of the cover plate (25), an anti-falling part (28) positioned at one end of the locking block (27) away from the cover plate (25), the locking block (27) is made of a material capable of generating elastic deformation, and an anti-falling groove (29) matched with the anti-falling part (28) in a clamping manner is formed in the side wall of the drying box (5).

3. The low pressure plant according to claim 1, characterized in that: the opening part of the clamping groove (22) is provided with a guide groove (23), and the groove width of the guide groove (23) is gradually reduced along the direction that the clamping strip (21) stretches into the clamping groove (22).

4. The low pressure plant according to claim 1, characterized in that: an air inlet hole (9) is formed in the side wall of the cabinet body (1), the air inlet hole (9) is communicated with the mounting groove (7), and when the drying block (6) is mounted in place, the drying block (6) covers the air inlet hole (9); an air outlet hole (10) communicated with the mounting groove (7) is formed in the side wall of the cabinet body (1), and a fan (11) is arranged on the wall, far away from the accommodating cavity (3), of the air outlet hole (10).

5. The low pressure plant according to claim 4, characterized in that: a filter screen (12) is arranged on the wall of the air inlet hole (9).

6. The low pressure plant according to claim 4, characterized in that: the intelligent cabinet temperature control device is characterized in that a humidity controller (17) and a temperature controller (19) are arranged on the outer side wall of the cabinet body (1), a humidity sensor (18) and a temperature sensor (20) are arranged on the cavity wall of the accommodating cavity (3), the output end of the humidity sensor (18) is connected with the input end of the humidity controller (17), the output end of the temperature sensor (20) is connected with the input end of the temperature controller (19), and the output end of the humidity controller (17) and the output end of the temperature controller (19) are connected with the input end of the motor.

7. The low pressure plant according to claim 4, characterized in that: the drying box is characterized in that a ventilation pipe (13) is arranged on the side wall of the drying box (5), the ventilation pipe (13) comprises a conveying pipe (14) and an air supply pipe (15) extending along the vertical direction, the air supply pipe (15) is located on one side, far away from the drying box (5), of the conveying pipe (14), the air supply pipe (15), the conveying pipe (14) and the air outlet hole (8) are mutually communicated, and a plurality of air supply holes (16) are formed in the side wall of the air supply pipe (15).

8. The low pressure plant according to claim 7, characterized in that: the fan (11) is positioned on the side wall of the cabinet body (1) far away from the blast pipe (15).