Photovoltaic electric meter box with outdoor anti-freezing function

Abstract

The utility model relates to the technical field of electric meter boxes, and discloses a photovoltaic electric meter box with an outdoor anti-freezing function, which comprises a box body, a rotating assembly is arranged in the box body, the rotating assembly comprises a motor, a sealing assembly is arranged at the front end of the box body, the sealing assembly comprises an electric box door, and the electric box door is arranged on the box body. A transmission gear is fixedly connected to the outer surface of the lower end of a motor transmission shaft, a transmission ring is meshed with the outer surface of the transmission gear, a rotating groove is formed in the box body, the transmission ring is rotationally connected to the lower end of the inner surface of the rotating groove, round teeth are fixedly connected to the upper surface of the transmission ring, and a connecting groove is formed in the lower end of the inner surface of the rotating groove. According to the anti-freezing electric meter box, through cooperation of all parts of the rotating assembly, the four sets of heat insulation films can descend or be rolled at the same time, the interior of the electric meter box and the exterior of the electric meter box can be separated through cooperation of the upper heat insulation layer and the lower heat insulation layer, the anti-freezing effect is achieved, energy loss is low, and the electric meter box cannot be damaged due to high-temperature snow melting.

Description

Technical Field

[0001] The utility model relates to the technical field of electric meter boxes, in particular to a photovoltaic electric meter box with an outdoor antifreeze function. Background Art

[0002] An electric energy meter is an instrument used to measure electrical energy. It is also called an watt-hour meter, a fire meter, or a kilowatt-hour meter. It refers to an instrument that measures various electrical quantities. Electricity is a very important energy source for people today. It is needed in all aspects of daily life. The electric energy meter can be used to measure power consumption. The electric energy meter itself is fragile and needs to be protected by an outer shell. Therefore, the electric energy meter box appeared.

[0003] In daily use, the electric meter box should not only pay attention to heat dissipation, but also need to be anti-freezing in cold climates. The anti-freezing measures for electric meter boxes on the market are generally to prevent freezing by heating. This anti-freezing method has large energy loss, and the situation where anti-freezing is generally required is usually accompanied by snow. Excessive temperature will cause the snow on the electric meter box to melt and enter the electric meter box, which may cause damage to the electric meter box. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a photovoltaic meter box with outdoor antifreeze function, aiming to improve the problem mentioned in the prior art that "the existing antifreeze method has large energy loss, and the cold conditions will melt the snow into the box and cause damage to the meter box."

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a photovoltaic meter box with outdoor antifreeze function, comprising a box body, a rotating assembly is arranged inside the box body, the rotating assembly includes a motor, a sealing assembly is arranged at the front end of the box body, the sealing assembly includes an electric box door, the outer surface of the lower end of the motor drive shaft is fixedly connected with a conduction gear, the outer surface of the conduction gear is meshed with a transmission ring, a rotating groove is opened inside the box body, the transmission ring is rotatably connected to the lower end of the inner surface of the rotating groove, the upper surface of the transmission ring is fixedly connected with round teeth, the lower end of the inner surface of the rotating groove is opened with a connecting groove, and the inner surface of the connecting groove is rotatably connected with a connecting sleeve.

[0006] As a further description of the above technical solution:

[0007] The outer surface of the connecting sleeve is meshed with a double gear shaft, the outer surface of the connecting sleeve is meshed with a belt gear shaft, the outer surface of the right end of the double gear shaft is meshed with a single gear shaft, the rear end of the belt gear shaft is fixed with an export wheel, the export wheel is transmitted to the import wheel through a transmission belt, the front end of the import wheel is fixedly connected with a belt shaft, the lower end of the single gear shaft is fixedly connected with a thermal insulation film, the lower end of the thermal insulation film is fixedly connected with a counterweight block, the inner surface of the box body is fixedly connected with a column, the rear surface of the counterweight block is slidably connected to the front surface of the column, the upper end of the inner surface of the box body is fixedly connected with an upper thermal insulation layer, and the lower end of the inner surface of the box body is fixedly connected with a lower thermal insulation layer.

[0008] As a further description of the above technical solution:

[0009] An elastic groove is provided on the rear surface of the electrical box door, a sealing ring 1 is elastically connected to the front end of the inner surface of the elastic groove through an elastic spring, and a sealing ring 2 is fixedly connected to the front end of the inner surface of the box body.

[0010] As a further description of the above technical solution:

[0011] The lower end of the motor is fixedly connected to the upper surface of the box body, the right end of the electric box door is hinged to the front surface of the box body, and the transmission shaft of the motor passes through the upper surface of the box body.

[0012] As a further description of the above technical solution:

[0013] The right end of the double gear shaft passes through and is rotatably connected to the right surface of the box, the rear end of the belt gear shaft passes through and is rotatably connected to the rear surface of the box, the right end of the single gear shaft passes through and is rotatably connected to the right surface of the box, the rear end of the belt shaft passes through and is rotatably connected to the rear surface of the box, and the double gear shaft and the single gear shaft are provided in multiple groups, and the multiple groups of double gear shafts and the single gear shaft are symmetrically arranged with the center line of the transmission ring as the symmetry axis.

[0014] As a further description of the above technical solution:

[0015] The belt gear shaft and belt shaft are arranged in multiple groups, and the multiple groups of belt gear shafts and belt shafts are symmetrically arranged with the center line of the transmission ring as the symmetry axis. The thermal insulation film and counterweight block are arranged in multiple groups, and another group of the thermal insulation film is fixedly connected to the outer wall. The columns are arranged in four groups, and the four groups of the columns are respectively arranged at the four corners of the inner surface of the box body.

[0016] As a further description of the above technical solution:

[0017] The connecting sleeve has a helical gear groove inside, the outer side of the transmission ring is provided with a circle of empty grooves, and the round teeth are adapted to the helical gear groove inside the connecting sleeve.

[0018] As a further description of the above technical solution:

[0019] One end of the elastic spring is fixedly connected to the front end of the inner surface of the elastic groove, and the other end of the elastic spring is fixedly connected to the front surface of the sealing ring 1, and the sealing ring 1 is slidably connected to the inner surface of the elastic groove.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, by cooperating with each component of the rotating assembly, four groups of thermal insulation films can be simultaneously lowered or rolled up, and the upper insulation layer and the lower insulation layer can separate the inside of the meter box from the outside of the meter box to achieve an antifreeze effect, with low energy loss and no damage to the meter box due to high temperature melting snow.

[0022] 2. In the utility model, the electric box door can be closely matched with the electric meter box through the cooperation of the various parts of the sealing assembly, preventing snowflakes or water from entering the electric meter box through the door gap in a cold environment. The overall protection effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a front view schematic diagram of the three-dimensional structure of the overall device in the utility model;

[0024] Figure 2 It is a cross-sectional schematic diagram of the three-dimensional structure of the box body in the utility model;

[0025] Figure 3 It is a rear view schematic diagram of the three-dimensional structure of the rotating assembly in the utility model;

[0026] Figure 4 It is a front view schematic diagram of the three-dimensional structure of the connecting sleeve in the utility model;

[0027] Figure 5 It is a front view schematic diagram of the three-dimensional structure of the overall device of the utility model in an opened state;

[0028] Figure 6 This is a schematic diagram of the disassembly of the three-dimensional structure of the sealing component in the utility model;

[0029] Figure 7 It is a front view schematic diagram of the three-dimensional structure of the transmission ring in the utility model.

[0030] Legend:

[0031] 1. Box body; 21. Motor; 22. Transmission gear; 23. Connecting sleeve; 24. Transmission ring; 25. Belt gear shaft; 26. Double gear shaft; 27. Single gear shaft; 28. Belt shaft; 29. ​​Import pulley; 210. Transmission belt; 211. Export pulley; 212. Insulation film; 213. Column; 214. Counterweight; 215. Lower insulation layer; 216. Upper insulation layer; 217. Round teeth; 201. Rotating groove; 202. Connecting groove; 31. Electric box door; 32. Sealing ring 1; 33. Sealing ring 2; 34. Elastic spring; 301. Elastic groove. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] Reference Figure 1 - Figure 3The utility model provides an embodiment: a photovoltaic meter box with outdoor antifreeze function, including a box body 1, a rotating component is arranged inside the box body 1, the rotating component can make four groups of insulation films 212 roll up or unfold at the same time, and provide a heat preservation environment for the meter box, the rotating component includes a motor 21, the motor 21 is a prior art, and can be implemented by technicians in this field. Since it is a prior art, it will not be described in detail in this case. A sealing component is arranged at the front end of the box body 1, and the sealing component can firmly seal the door gap of the meter box to prevent wind, snow and rain from entering the meter box through the door gap. The sealing component includes an electric box door 31, and the outer surface of the lower end of the transmission shaft of the motor 21 is fixedly connected with a transmission gear 22, and the lower end of the transmission shaft of the motor 21 passes through the upper surface of the box body 1, and the transmission gear 22 can rotate inside the box body 1, and the outer surface of the transmission gear 22 is meshed with a transmission gear. The rotating ring 24 and the transmission gear 22 rotate to drive the transmission ring 24 to rotate. A rotating groove 201 is provided inside the housing 1. The transmission ring 24 is rotatably connected to the lower end of the inner surface of the rotating groove 201. The upper surface of the transmission ring 24 is fixedly connected with round teeth 217. There are multiple groups of round teeth 217. The multiple groups of round teeth 217 are distributed in an array on the transmission ring 24 with the center of the circle of the transmission ring 24 as the center. A connecting groove 202 is provided at the lower end of the inner surface of the rotating groove 201. The inner surface of the connecting groove 202 is rotatably connected with a connecting sleeve 23. There are four groups of connecting sleeves 23. The four groups of connecting sleeves 23 are respectively arranged at four positions of the transmission ring 24, front, back, left and right. The rotation of the transmission ring 24 drives the connecting sleeve 23 to rotate. The lower end of the motor 21 is fixedly connected to the upper surface of the housing 1. The right end of the electric box door 31 is hinged to the front surface of the housing 1. The transmission shaft of the motor 21 passes through the upper surface of the housing 1.

[0034] Reference Figure 2 , Figure 3 and Figure 5The outer surface of the connecting sleeve 23 is meshed with a double gear shaft 26, and two gears, one small and one large, are respectively arranged at the middle part of the shaft and near the right end of the shaft of the double gear shaft 26. The outer surface of the connecting sleeve 23 is meshed with a belt gear shaft 25, and a gear is arranged at the middle part of the shaft of the belt gear shaft 25. The outer surface of the right end of the double gear shaft 26 is meshed with a single gear shaft 27, and a gear is arranged at the right end of the shaft of the single gear shaft 27. The rear end of the belt gear shaft 25 is fixed with an export wheel 211, and the export wheel 211 is driven by an import wheel 29 through a transmission belt 210. The front end of the import wheel 29 is fixedly connected with a belt shaft 28, and the lower end of the single gear shaft 27 is fixedly connected with A thermal insulation film 212, the lower end of which is fixedly connected with a counterweight 214, the counterweight 214 can help the thermal insulation film 212 to fall when the thermal insulation film 212 is unfolded, and at the same time straighten the thermal insulation film 212 to prevent it from swinging back and forth, the inner surface of the box body 1 is fixedly connected with a column 213, the rear surface of the counterweight 214 is slidably connected to the front surface of the column 213, the upper end of the inner surface of the box body 1 is fixedly connected with an upper thermal insulation layer 216, and the lower end of the inner surface of the box body 1 is fixedly connected with a lower thermal insulation layer 215, the upper thermal insulation layer 216 and the lower thermal insulation layer 215 can cooperate with four groups of thermal insulation films to close to form a closed thermal insulation environment s inside the meter box.

[0035] Reference Figure 1 - Figure 3 The right end of the double gear shaft 26 penetrates and is rotatably connected to the right surface of the box body 1, and a space for the double gear shaft 26 to rotate is opened in the box body 1. The rear end of the belt gear shaft 25 penetrates and is rotatably connected to the rear surface of the box body 1, and a space for the belt gear shaft 25 to rotate is opened in the box body 1. The right end of the single gear shaft 27 penetrates and is rotatably connected to the right surface of the box body 1, and a space for the single gear shaft 27 to rotate is opened in the box body 1. The rear end of the belt shaft 28 penetrates and is rotatably connected to the rear surface of the box body 1, and a space for the belt shaft 28 to rotate is opened in the box body 1. The double gear shaft 26 and the single gear shaft 27 are provided in multiple groups, and multiple groups of double gear shafts 26 and single gear shafts 27 are used to transmit The center line of the dynamic ring 24 is symmetrically arranged as the axis of symmetry, and multiple groups of belt gear shafts 25 and belt shafts 28 are arranged for controlling the unfolding and winding of the front and rear groups of thermal insulation films 212. Multiple groups of belt gear shafts 25 and belt shafts 28 are symmetrically arranged with the center line of the transmission ring 24 as the axis of symmetry, and are used to control the unfolding and winding of the left and right groups of thermal insulation films 212. Multiple groups of thermal insulation films 212 and counterweights 214 are arranged, and another group of thermal insulation films 212 is fixedly connected to the outer wall of the single gear shaft 27. The rotation of the single gear shaft 27 and the belt shaft 28 will drive the four groups of thermal insulation films 212 to move. Four groups of columns 213 are arranged, and the four groups of columns 213 are respectively arranged at the four corners of the inner surface of the box body 1.

[0036] Reference Figure 1 , Figure 5 and Figure 6An elastic groove 301 is provided on the rear surface of the electrical box door 31, and a sealing ring 32 is elastically connected to the front end of the inner surface of the elastic groove 301 through an elastic spring 34. The elastic spring 34 will give a thrust to the sealing ring 32 when squeezed, and a sealing ring 2 33 is fixedly connected to the front end of the inner surface of the box body 1.

[0037] Reference Figure 4 and Figure 7 There is a helical gear groove inside the connecting sleeve 23, and a circle of empty grooves is provided on the outer side of the transmission ring 24. A number of gear teeth are arranged in the empty grooves. The gears can mesh with the number of gear teeth to drive the transmission ring 24 to rotate. The round teeth 217 are adapted to the helical gear grooves inside the connecting sleeve 23. The rotation of the number of circular rulers in conjunction with the transmission ring 24 can continuously drive the connecting sleeve 23 to rotate through the helical gear grooves inside the connecting sleeve 23.

[0038] Working principle: When in use, in a cold condition, start the motor 21, the motor 21 will drive the transmission gear 22 to rotate, the transmission gear 22 drives the transmission ring 24 to rotate, the transmission ring 24 drives the four sets of connecting sleeves 23 to rotate, the four sets of connecting sleeves 23 drive the two sets of belt gear shafts 25 and the double gear shaft 26 to rotate, the two sets of belt gear shafts 25 drive the two sets of belt shafts 28 to rotate, the two sets of double gear shafts 26 drive the two sets of single gear shafts 27 to rotate, the two sets of single gear shafts 27 and the two sets of single gear shafts 27 rotate to cooperate with the gravity of the four sets of counterweights 214 to pull down, drive The four groups of thermal insulation films 212 move downward. When the thermal insulation films 212 move to the bottom, they cooperate with the upper insulation layer 216 and the lower insulation layer 215 to seal the interior of the box 1 into a closed environment, isolating the temperature exchange between the inside and outside of the box 1, thereby keeping warm and preventing freezing. At the same time, the electrical box door 31 is closed, and the sealing ring 1 32 is blocked by the sealing ring 2 33 and is slightly squeezed forward, causing the elastic spring 34 to deform. The elastic spring 34 pushes the sealing ring 1 32 backward to make it completely fit with the sealing ring 2 33, thereby sealing the door gap and preventing wind, snow and rain from entering the box 1.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A photovoltaic electric meter box with outdoor antifreeze function, comprising a box body (1), characterized in that: A rotating assembly is arranged inside the housing (1), the rotating assembly comprises a motor (21), a sealing assembly is arranged at the front end of the housing (1), the sealing assembly comprises an electric box door (31), a transmission gear (22) is fixedly connected to the outer surface of the lower end of the transmission shaft of the motor (21), a transmission ring (24) is meshed on the outer surface of the transmission gear (22), a rotating groove (201) is provided inside the housing (1), the transmission ring (24) is rotatably connected to the lower end of the inner surface of the rotating groove (201), a spherical tooth (217) is fixedly connected to the upper surface of the transmission ring (24), a connecting groove (202) is provided at the lower end of the inner surface of the rotating groove (201), and a connecting shaft sleeve (23) is rotatably connected to the inner surface of the connecting groove (202).

2. The photovoltaic electric meter box with outdoor antifreeze function according to claim 1, characterized in that: The outer surface of the connecting sleeve (23) is meshed with a double gear shaft (26), the outer surface of the connecting sleeve (23) is meshed with a belt gear shaft (25), the outer surface of the right end of the double gear shaft (26) is meshed with a single gear shaft (27), the rear end of the belt gear shaft (25) is fixed with an export wheel (211), the export wheel (211) is driven by an import wheel (29) through a transmission belt (210), and the front end of the import wheel (29) is fixedly connected to a belt shaft (28 ), the lower end of the single gear shaft (27) is fixedly connected to a thermal insulation film (212), the lower end of the thermal insulation film (212) is fixedly connected to a counterweight (214), the inner surface of the box body (1) is fixedly connected to a column (213), the rear surface of the counterweight (214) is slidably connected to the front surface of the column (213), the upper end of the inner surface of the box body (1) is fixedly connected to an upper thermal insulation layer (216), and the lower end of the inner surface of the box body (1) is fixedly connected to a lower thermal insulation layer (215).

3. The photovoltaic electric meter box with outdoor antifreeze function according to claim 1, characterized in that: The rear surface of the electrical box door (31) is provided with an elastic groove (301), the front end of the inner surface of the elastic groove (301) is elastically connected to a sealing ring 1 (32) via an elastic spring (34), and the front end of the inner surface of the box body (1) is fixedly connected to a sealing ring 2 (33).

4. The photovoltaic electric meter box with outdoor antifreeze function according to claim 1, characterized in that: The lower end of the motor (21) is fixedly connected to the upper surface of the box (1), the right end of the electric box door (31) is hinged to the front surface of the box (1), and the transmission shaft of the motor (21) passes through the upper surface of the box (1).

5. The photovoltaic electric meter box with outdoor antifreeze function according to claim 2, characterized in that: The right end of the double gear shaft (26) passes through and is rotatably connected to the right surface of the box body (1); the rear end of the belt gear shaft (25) passes through and is rotatably connected to the rear surface of the box body (1); the right end of the single gear shaft (27) passes through and is rotatably connected to the right surface of the box body (1); the rear end of the belt shaft (28) passes through and is rotatably connected to the rear surface of the box body (1); and the double gear shaft (26) and the single gear shaft (27) are provided in multiple groups, and the multiple groups of the double gear shafts (26) and the single gear shaft (27) are symmetrically arranged with the center line of the transmission ring (24) as the symmetry axis.

6. The photovoltaic electric meter box with outdoor antifreeze function according to claim 2, characterized in that: The belt gear shaft (25) and the belt shaft (28) are provided in multiple groups, and the multiple groups of the belt gear shaft (25) and the belt shaft (28) are symmetrically arranged with the center line of the transmission ring (24) as the symmetry axis. The thermal insulation film (212) and the counterweight block (214) are provided in multiple groups, and another group of the thermal insulation film (212) is fixedly connected to the outer wall of the single gear shaft (27). The columns (213) are provided in four groups, and the four groups of the columns (213) are respectively arranged at the four corners of the inner surface of the box body (1).

7. The photovoltaic electric meter box with outdoor antifreeze function according to claim 1, characterized in that: The connecting sleeve (23) has a helical gear groove inside, the outer side of the transmission ring (24) is provided with a circle of empty grooves, and the round teeth (217) are adapted to the helical gear groove inside the connecting sleeve (23).

8. The photovoltaic electric meter box with outdoor antifreeze function according to claim 3, characterized in that: One end of the elastic spring (34) is fixedly connected to the front end of the inner surface of the elastic groove (301), and the other end of the elastic spring (34) is fixedly connected to the front surface of the sealing ring (32), and the sealing ring (32) is slidably connected to the inner surface of the elastic groove (301).

Images