CN218919753U - Low-voltage power distribution cabinet for voltage monitoring - Google Patents
Low-voltage power distribution cabinet for voltage monitoring Download PDFInfo
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- CN218919753U CN218919753U CN202223205381.6U CN202223205381U CN218919753U CN 218919753 U CN218919753 U CN 218919753U CN 202223205381 U CN202223205381 U CN 202223205381U CN 218919753 U CN218919753 U CN 218919753U
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Abstract
The utility model discloses a low-voltage power distribution cabinet for voltage monitoring, which belongs to the technical field of low-voltage power distribution cabinets and comprises a cabinet body and a cabinet door, wherein the inner side surface of the cabinet body is rotationally connected with a rotating shaft, the rotating shaft penetrates through the cabinet door and is fixedly connected with the cabinet door, a transmission part is arranged outside the rotating shaft, the inner side surface of the cabinet body is slidably connected with a rack, the surface of the rack is meshed with a gear, the outer part of the rack is fixedly connected with a piston, an air vent groove is formed in the cabinet body, and a pressure control mechanism is arranged in the air vent groove. Through mutually supporting between pivot, driving medium, gear, rack, piston ventilation groove and the accuse pressure mechanism, can open at the switch board cabinet door and carry out the extremely fast rotation of operation in-process to the cabinet door and restrict to can effectively avoid the cabinet door to take place with the circumstances that the operator's health produced the threat that the collision took place with the operator's health to the quick rotation under the blowing of external natural wind.
Description
Technical Field
The utility model relates to the technical field of low-voltage power distribution cabinets, in particular to a low-voltage power distribution cabinet for voltage monitoring.
Background
The rated current of the low-voltage power distribution cabinet is 50Hz, the power distribution system with the rated voltage of 380v is used as power, and the power of illumination and power distribution is converted and controlled.
The cabinet door that its outside set up is connected with the cabinet body through articulated mode among the prior art, is in under the state of opening at the cabinet door, and the rotation freedom of cabinet door, and the flexibility is very high, therefore outdoor low-voltage distribution cabinet is opening the operation in-process, under the blowing of external natural wind, the circumstances of suddenly fast rotation can appear to can not only cause the threat to the personal safety of operating personnel who is operating, still can appear the circumstances that the cabinet door articulates and appear not hard up, make the low-voltage distribution cabinet appear certain damage.
Disclosure of Invention
The utility model aims to provide a low-voltage power distribution cabinet for voltage monitoring, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low-voltage power distribution cabinet of voltage monitoring, includes the cabinet body, cabinet door, the medial surface of the cabinet body rotates and is connected with the pivot, the pivot runs through the cabinet door and rather than fixed connection, the outside of pivot is provided with the driving medium, the medial surface sliding connection of the cabinet body has the rack, the surface engagement of rack has the gear, the outside fixedly connected with piston of rack, the ventilation groove has been seted up to the inside of the cabinet body, the inside of ventilation groove is provided with accuse pressure mechanism.
As still further aspects of the utility model: the transmission piece comprises a first belt wheel coaxially and fixedly connected to the outside of the rotating shaft, a second belt wheel is rotatably connected to the inner side face of the cabinet body, and a transmission belt is connected between the first belt wheel and the second belt wheel in a transmission mode.
As still further aspects of the utility model: wherein, the gear is coaxial fixed connection with the second band pulley.
As still further aspects of the utility model: the pressure control mechanism comprises a mounting ring fixedly connected inside the ventilation groove, and exhaust blocking pieces and air suction blocking pieces are respectively arranged on two sides of the mounting ring;
the exhaust blocking piece comprises four first guide rods, the four first guide rods are distributed on the surface of the mounting ring at equal angles, the outer surface of each first guide rod is connected with an exhaust sealing plate in a sliding mode, a first spring is fixedly connected between each exhaust sealing plate and the mounting ring, and a first short pipe is fixedly connected to one side of each mounting ring;
the air suction plugging piece comprises four second guide rods, the four second guide rods are equiangularly distributed on the surface of the mounting ring, an air suction sealing plate is connected to the outer surface of the second guide rods in a sliding mode, a second spring is fixedly connected between the air suction sealing plate and the mounting ring, and a second short pipe is fixedly connected to one side of the mounting ring.
As still further aspects of the utility model: the side end parts of the first guide rod and the second guide rod, which are far away from the mounting ring, are provided with stop blocks, so that the exhaust sealing plate can be prevented from being separated from the surface of the first guide rod, and the suction sealing plate can be prevented from being separated from the surface of the second guide rod.
As still further aspects of the utility model: the first short tube and the second short tube are both communicated with the mounting ring and the ventilation groove, the diameter value of the exhaust sealing plate is smaller than that of the ventilation groove and larger than that of the first short tube, and the diameter value of the air suction sealing plate is smaller than that of the ventilation groove and larger than that of the second short tube, so that the end part of the first short tube or the end part of the second short tube can be sealed when needed, and the normal flow of gas in the ventilation groove can be kept when needed.
As still further aspects of the utility model: the piston is slidably connected with the inner side surface of the ventilation groove, and the size and the specification of the piston are matched with those of the ventilation groove, so that the air pressure in the ventilation groove can be regulated when the piston moves.
Compared with the prior art, the utility model has the beneficial effects that:
this voltage monitoring's low-voltage distribution cabinet through mutually supporting between pivot, driving medium, gear, rack, piston ventilation groove and the accuse pressure mechanism, can open the extremely fast rotation of carrying out the operation in-process to the cabinet door at the switch board cabinet door and restrict to can effectively avoid the cabinet door to rotate fast under the blowing of external natural wind and collide with the operator's health, lead to the condition emergence to the healthy threat of producing of operator.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of a low-voltage power distribution cabinet for voltage monitoring according to the utility model;
FIG. 2 is a schematic diagram of a partial cross-sectional structure of a low-voltage power distribution cabinet for voltage monitoring according to the present utility model;
FIG. 3 is a view of the overall cross-sectional partial structure of the present utility model;
FIG. 4 is an enlarged schematic view of the utility model at A in FIG. 3;
FIG. 5 is an enlarged schematic view of the utility model at B in FIG. 3;
fig. 6 is a schematic structural diagram of the pressure control mechanism of the present utility model.
The correspondence between the reference numerals and the component names in the drawings is as follows:
1. a cabinet body; 2. a cabinet door; 3. a rotating shaft; 4. a transmission member; 41. a first pulley; 42. a second pulley; 43. a transmission belt; 5. a rack; 6. a gear; 7. a piston; 8. a vent groove; 9. a pressure control mechanism; 91. a mounting ring; 92. an exhaust closure; 921. a first guide bar; 922. an exhaust sealing plate; 923. a first spring; 924. a first short tube; 93. a suction block; 931. a second guide bar; 932. an air suction sealing plate; 933. a second spring; 934. and a second short tube.
Detailed Description
Please refer to fig. 1-6: the utility model provides a low-voltage power distribution cabinet of voltage monitoring, includes the cabinet body 1, cabinet door 2, the medial surface of the cabinet body 1 rotates and is connected with pivot 3, pivot 3 runs through cabinet door 2 and rather than fixed connection, the outside of pivot 3 is provided with driving medium 4, the medial surface sliding connection of the cabinet body 1 has rack 5, the surface engagement of rack 5 has gear 6, the outside fixedly connected with piston 7 of rack 5, ventilation groove 8 has been seted up to the inside of the cabinet body 1, the inside of ventilation groove 8 is provided with accuse press mechanism 9.
In this embodiment, the transmission member 4 includes a first belt pulley 41 coaxially and fixedly connected to the outside of the rotating shaft 3, a second belt pulley 42 is rotatably connected to the inner side surface of the cabinet 1, and a transmission belt 43 is drivingly connected between the first belt pulley 41 and the second belt pulley 42.
In this embodiment, the gear 6 is fixedly connected with the second pulley 42 coaxially, so that the gear 6 can be driven stably.
In this embodiment, the pressure control mechanism 9 includes a mounting ring 91 fixedly connected to the inside of the ventilation slot 8, and exhaust blocking members 92 and air suction blocking members 93 are respectively disposed on two sides of the mounting ring 91;
the exhaust blocking member 92 comprises four first guide rods 921, the four first guide rods 921 are distributed on the surface of the mounting ring 91 at equal angles, an exhaust sealing plate 922 is slidably connected to the outer surface of the first guide rods 921, a first spring 923 is fixedly connected between the exhaust sealing plate 922 and the mounting ring 91, and a first short pipe 924 is fixedly connected to one side of the mounting ring 91;
the air suction blocking member 93 includes four second guide rods 931, and the four second guide rods 931 are equiangularly distributed on the surface of the mounting ring 91, an air suction sealing plate 932 is slidably connected to the outer surface of the second guide rod 931, a second spring 933 is fixedly connected between the air suction sealing plate 932 and the mounting ring 91, and a second short tube 934 is fixedly connected to one side of the mounting ring 91.
In this embodiment, the side ends of the first guide bar 921 and the second guide bar 931 away from the mounting ring 91 are each provided with a stopper, so that the exhaust closure plate 922 is prevented from being detached from the surface of the first guide bar 921, and the suction closure plate 932 is prevented from being detached from the surface of the second guide bar 931.
In this embodiment, the first short tube 924 and the second short tube 934 are both communicated with the mounting ring 91 and the vent groove 8, the diameter of the exhaust sealing plate 922 is smaller than the diameter of the vent groove 8 and larger than the outer diameter of the first short tube 924, and the diameter of the suction sealing plate 932 is smaller than the diameter of the vent groove 8 and larger than the outer diameter of the second short tube 934, so that the end of the first short tube 924 or the end of the second short tube 934 can be sealed when needed, and the normal flow of the gas in the vent groove 8 can be maintained when needed.
In this embodiment, the piston 7 is slidably connected with the inner side surface of the vent groove 8, and the size and specification of the piston 7 are matched with those of the vent groove 8, so that the air pressure in the vent groove 8 can be adjusted when the piston 7 moves.
Working principle: when the power distribution cabinet is opened to blow with high wind in the internal operation process, the cabinet door 2 suddenly and rapidly rotates under the blowing of the high wind, the cabinet door 2 rotates to drive the rotating shaft 3 to rotate, the rotating shaft 3 rotates to drive the first belt pulley 41 to rotate, under the transmission effect of the transmission belt 43, the first belt pulley 41 rotates to drive the second belt pulley 42 to rotate, the second belt pulley 42 rotates to drive the gear 6 to rotate, the gear 6 rotates to drive the rack 5 to move, the rack 5 moves to drive the piston 7 to slide along the inner side surface of the vent groove 8, when the vent groove 8 slides to enable the vent groove 8 to exhaust, the gas pressure between the exhaust sealing plate 922 and the piston 7 suddenly increases, and the exhaust sealing plate 922 suddenly receives larger thrust, so that the deformation force of the first spring 923 is overcome to move and is in contact with the surface of the first short pipe 924 to be extruded, the end part of the first short pipe 924 is sealed, so that gas between the exhaust sealing plate 922 and the piston 7 cannot be continuously discharged, the piston 7 cannot continuously advance, the rack 5 cannot move, the gear 6 cannot rotate, the first belt pulley 42 cannot rotate, and the first belt pulley 41 cannot rotate continuously, and the rotation speed of the first belt pulley 41 cannot be limited, and the rotation speed of the cabinet door 2 cannot be continuously rotated;
when the ventilation groove 8 slides to enable the ventilation groove 8 to inhale, the negative pressure is generated in the part between the exhaust sealing plate 922 and the piston 7, so that under the conduction action of the second short tube 934, suction force is suddenly generated between the suction sealing plate 932 and the port connected with the ventilation groove 8 and the outside air is sucked, the suction sealing plate 932 can suddenly receive larger thrust, the suction sealing plate 932 can overcome the deformation force of the second spring 933 to move, contact with the second short tube 934 and seal the end part of the second short tube 934, external air cannot enter the ventilation groove 8 again, the air cannot enter the part between the exhaust sealing plate 922 and the piston 7, still keeps in a negative pressure state, the piston 7 cannot move continuously, and the cabinet door 2 cannot rotate continuously, the process is consistent with the above, and in the process of opening the outdoor low-voltage cabinet to operate, the cabinet door 2 can be limited to rotate when the cabinet door 2 is rapidly rotated by external wind, and accordingly the cabinet door 2 can be effectively prevented from being rapidly rotated under the natural wind so as to cause the situation that the cabinet door 2 collides with the body of an operator.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a low-voltage power distribution cabinet of voltage monitoring, includes the cabinet body (1), cabinet door (2), its characterized in that, the medial surface rotation of the cabinet body (1) is connected with pivot (3), pivot (3) run through cabinet door (2) and rather than fixed connection, the outside of pivot (3) is provided with driving medium (4), the medial surface sliding connection of the cabinet body (1) has rack (5), the surface engagement of rack (5) has gear (6), the outside fixedly connected with piston (7) of rack (5), ventilation groove (8) have been seted up to the inside of the cabinet body (1), the inside of ventilation groove (8) is provided with pressure control mechanism (9).
2. The low-voltage power distribution cabinet for voltage monitoring according to claim 1, wherein the transmission member (4) comprises a first belt wheel (41) coaxially and fixedly connected to the outside of the rotating shaft (3), a second belt wheel (42) is rotatably connected to the inner side surface of the cabinet body (1), and a transmission belt (43) is in transmission connection between the first belt wheel (41) and the second belt wheel (42).
3. A low-voltage power distribution cabinet for voltage monitoring according to claim 2, characterized in that the gear wheel (6) is fixedly connected coaxially with the second belt wheel (42).
4. The low-voltage power distribution cabinet for voltage monitoring according to claim 1, wherein the voltage control mechanism (9) comprises a mounting ring (91) fixedly connected inside the ventilation groove (8), and exhaust blocking pieces (92) and air suction blocking pieces (93) are respectively arranged on two sides of the mounting ring (91);
the exhaust blocking piece (92) comprises four first guide rods (921), the four first guide rods (921) are distributed on the surface of the mounting ring (91) at equal angles, an exhaust sealing plate (922) is connected to the outer surface of the first guide rods (921) in a sliding mode, a first spring (923) is fixedly connected between the exhaust sealing plate (922) and the mounting ring (91), and a first short pipe (924) is fixedly connected to one side of the mounting ring (91);
the air suction plugging piece (93) comprises four second guide rods (931), the four second guide rods (931) are equiangularly distributed on the surface of the mounting ring (91), an air suction sealing plate (932) is slidably connected to the outer surface of the second guide rods (931), a second spring (933) is fixedly connected between the air suction sealing plate (932) and the mounting ring (91), and a second short tube (934) is fixedly connected to one side of the mounting ring (91).
5. The low-voltage power distribution cabinet for voltage monitoring according to claim 4, wherein the side ends of the first guide rod (921) and the second guide rod (931) far from the mounting ring (91) are provided with stop blocks.
6. The low-voltage power distribution cabinet for voltage monitoring according to claim 4, wherein the first short pipe (924) and the second short pipe (934) are both communicated with the mounting ring (91) and the ventilation groove (8), the diameter of the exhaust sealing plate (922) is smaller than the diameter of the ventilation groove (8) and larger than the outer diameter of the first short pipe (924), and the diameter of the air suction sealing plate (932) is smaller than the diameter of the ventilation groove (8) and larger than the outer diameter of the second short pipe (934).
7. The low-voltage power distribution cabinet for voltage monitoring according to claim 1, wherein the piston (7) is slidably connected with the inner side surface of the ventilation groove (8), and the size and specification of the piston (7) are matched with those of the ventilation groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223205381.6U CN218919753U (en) | 2022-12-01 | 2022-12-01 | Low-voltage power distribution cabinet for voltage monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223205381.6U CN218919753U (en) | 2022-12-01 | 2022-12-01 | Low-voltage power distribution cabinet for voltage monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218919753U true CN218919753U (en) | 2023-04-25 |
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ID=86014907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223205381.6U Active CN218919753U (en) | 2022-12-01 | 2022-12-01 | Low-voltage power distribution cabinet for voltage monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218919753U (en) |
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2022
- 2022-12-01 CN CN202223205381.6U patent/CN218919753U/en active Active
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