Guide rail type ammeter with protection assembly

Abstract

The utility model relates to the technical field of guide rail type electricity meters, in particular to a guide rail type electricity meter with a protection assembly. Comprising a guide rail type electricity meter, a protection assembly and a guide rail, the protection assembly comprises a bottom box and a box cover, the bottom box and the box cover are rotatably connected through a hinge, a fixing hole is formed in the side wall, away from the bottom box, of the guide rail type electricity meter in a penetrating mode, the guide rail type electricity meter is connected to the inner wall of the bottom box through a fixing hole bolt, and the protection assembly is slidably connected with the guide rail. The beneficial effects of the utility model are that the protection assembly is provided with the bottom box and the box cover, the guide rail type ammeter is connected and installed in the protection assembly through the bolts, personal danger caused by mistakenly touching the ammeter or short circuit caused by rainwater entering is prevented, the service life of the ammeter is prolonged, the box cover is made of transparent acrylic materials, and the reading of the ammeter is convenient to observe.

Description

Technical Field

[0001] The utility model relates to the technical field of guide rail type electric meters, in particular to a guide rail type electric meter with a protection component. Background Art

[0002] The rail-mounted meter is a new generation of miniature intelligent energy meter. It adopts standard DIN35mm rail installation and modular structure design. It has the advantages of high measurement accuracy, strong overload capacity, stable and reliable performance, wide operating voltage range, low power consumption, etc. It is small in size, light in weight, and modular in structure. It can be used with miniature circuit breakers and installed in distribution boxes to realize terminal distribution energy metering.

[0003] The existing rail-type electric meter is directly installed on the rail and does not have a protective component. If the distribution box door is not closed, someone may accidentally touch the electric meter, causing personal danger, or rain may pour in, causing a short circuit and damage to the electric meter. Based on this, the utility model provides a rail-type electric meter with a protective component. Utility Model Content

[0004] The technical problem solved by the utility model is that the existing rail-type electric meter is directly installed on the rail and has no protective components, so that someone may accidentally touch the electric meter to cause personal danger, or rain may enter to cause a short circuit.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is: a guide rail type electric meter with a protective component, including a guide rail type electric meter, a protective component, and a guide rail. The protective component includes a base box and a box cover. The base box and the box cover are rotatably connected by a hinge. The side wall of the guide rail type electric meter away from the base box is penetrated by a fixing hole. The guide rail type electric meter is connected to the inner wall of the base box by bolts in the fixing holes, and the protective component is slidably connected to the guide rail.

[0006] Furthermore, the side walls of the bottom box and the box cover that are in contact are both provided with sealing cushions, the bottom of the side walls of the bottom box and the box cover that are in contact are provided with a card slot, and the box cover is provided with a buckle that matches the card slot.

[0007] Furthermore, an upper guide rail groove and a lower guide rail groove are provided on the upper portion of the side wall of the bottom box close to the guide rail, and the upper guide rail groove is above the lower guide rail groove.

[0008] Furthermore, a movable plate is slidably connected to the inner wall of the lower guide rail groove, a movable block is provided on the top of the movable plate, two springs are fixedly connected between the bottom of the movable plate and the bottom surface of the lower guide rail groove, and two movable columns that penetrate the bottom of the lower guide rail groove are provided at the bottom of the movable plate, and the movable columns are coaxial with the springs.

[0009] Furthermore, a wiring hole is provided at the bottom of the rail-type electric meter, and a wire groove matching the wiring hole is provided on the box cover.

[0010] Furthermore, the side wall of the box cover is penetrated by a plurality of heat dissipation holes with an angle of 45 degrees with the side wall.

[0011] Furthermore, the box cover is made of transparent acrylic.

[0012] Beneficial effects of the utility model: the utility model is provided with a bottom box and a box cover, and the rail-type electric meter is installed inside the protective component by bolt connection, so as to prevent someone from accidentally touching the electric meter and causing personal danger, or rain from pouring in and causing a short circuit, thereby extending the service life of the electric meter. The box cover is made of transparent acrylic, which is convenient for observing the electric meter reading. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of a rail-type electric meter with a protective component of the utility model. Figure 1 .

[0014] Figure 2 This is a schematic diagram of the overall structure of a rail-type electric meter with a protective component of the utility model. Figure 2 .

[0015] Figure 3 This is a partial cross-sectional view of a guide rail type electric meter with a protective component of the utility model. Figure 1 .

[0016] Figure 4 This is a partial cross-sectional view of a guide rail type electric meter with a protective component of the utility model. Figure 2 .

[0017] 1. Guide rail type electric meter; 101. Fixing hole; 102. Wiring hole; 2. Protective component; 201. Bottom box; 202. Box cover; 203. Heat dissipation hole; 204. Wire trough; 205. Card slot; 206. Buckle; 207. Sealing cushion; 208. Hinge; 209. Upper guide rail slot; 210. Lower guide rail slot; 211. Movable block; 212. Movable column; 213. Movable plate; 214. Spring; 3. Guide rail. DETAILED DESCRIPTION

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0019] As the instruction manual Figure 1As shown: a guide rail type electric meter with a protection component, including a guide rail type electric meter 1, a protection component 2, and a guide rail 3. The protection component 2 includes a bottom box 201 and a box cover 202. The bottom box 201 and the box cover 202 are rotatably connected by a hinge 208. The box cover 202 can be opened or closed by the hinge 208. A fixing hole 101 is penetrated through the side wall of the guide rail type electric meter 1 away from the bottom box 201. The guide rail type electric meter 1 is bolted to the inner wall of the bottom box 201 through the fixing hole 101. The side walls of the bottom box 201 and the box cover 202 that are in contact are both provided with a sealing cushion 207. 01 A card slot 205 is provided at the bottom of the side wall in contact with the box cover 202, and a buckle 206 matching the card slot 205 is provided on the box cover 202. After the box cover 202 is closed, the buckle 206 is snapped into the card slot 205, so that the bottom box 201 and the box cover 202 are tightly connected, and the sealing cushion 207 prevents rainwater from penetrating into the interior of the protective component 2. A wiring hole 102 is provided at the bottom of the guide rail type electric meter 1, and a wire groove 204 matching the wiring hole 102 is provided on the box cover 202. The wire groove 204 can prevent the line connected to the guide rail type electric meter 1 from affecting the closing of the box cover 202.

[0020] As the instruction manual Figure 2 , 3 As shown: the side wall of the bottom box 201 close to the guide rail 3 is provided with an upper guide rail groove 209 and a lower guide rail groove 210, the upper guide rail groove 209 is above the lower guide rail groove 210, and the inner side wall of the lower guide rail groove 210 is slidably connected with a movable plate 213, and a movable block 211 is provided on the top of the movable plate 213, and two springs 214 are fixedly connected between the bottom of the movable plate 213 and the bottom surface of the lower guide rail groove 210, and two movable columns 212 that penetrate the bottom of the lower guide rail groove 210 are provided at the bottom of the movable plate 213, and the movable columns 212 are coaxial with the springs 214. When the movable columns 212 are pulled downward, the movable blocks 211 are driven to move downward, so that the bottom box 201 can be installed on the guide rail 3 conveniently. After the installation is completed, the movable columns 212 are released, the springs 214 rebound, and the movable blocks 211 move upward and are close to the bottom of the guide rail 3. The movable blocks 211 and the upper guide rail groove 209 clamp the guide rail 3, and the protective component 2 is slidably connected to the guide rail 3.

[0021] As the instruction manual Figure 4 As shown: the side wall of the box cover 202 is penetrated by a plurality of heat dissipation holes 203 with an angle of 45 degrees with the side wall. The inclined heat dissipation holes 203 can not only ensure the heat dissipation of the rail-type electric meter 1, but also prevent rainwater from flowing into the protective component 2. The material of the box cover 202 is transparent acrylic, and the meter reading can be observed without opening the box cover 202.

[0022] Principle of the utility model:

[0023] When using the guide rail type electric meter with the protection component, first install the protection component 2 on the guide rail 3, clamp the upper guide rail groove 209 on the top of the guide rail 3, pull the movable column 212 downward, drive the movable block 211 to move downward, stick the bottom box 201 to the top surface of the guide rail 3, release the movable column 212, the spring 214 rebounds, and the movable block 211 moves upward and sticks to the bottom of the guide rail 3. The movable block 211 and the upper guide rail groove 209 clamp the guide rail 3, and the protection component 2 can slide on the guide rail 3, and then connect the line on the electric meter. After the connection is completed, pass through the fixing hole 10 The guide rail type electric meter 1 is bolted to the inner wall of the bottom box 201, the box cover 202 is closed, and the buckle 206 is snapped into the slot 205, so that the bottom box 201 and the box cover 202 are tightly connected. The sealing cushion 207 prevents rainwater from penetrating into the inside of the protective component 2. The wire groove 204 can prevent the connected lines from affecting the closing of the box cover 202. The inclined heat dissipation hole 203 can not only ensure the heat dissipation of the guide rail type electric meter 1, but also prevent rainwater from flowing into the inside of the protective component 2. The material of the box cover 202 is transparent acrylic, and the meter reading can be observed without opening the box cover 202.

[0024] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A guide rail type electric meter with a protective assembly, comprising a guide rail type electric meter (1), a protective assembly (2), and a guide rail (3), characterized in that: The protective component (2) comprises a base box (201) and a box cover (202); the base box (201) and the box cover (202) are rotatably connected via a hinge (208); a fixing hole (101) is penetrated through a side wall of the guide rail type electric meter (1) away from the base box (201); the guide rail type electric meter (1) is bolted to the inner wall of the base box (201) via the fixing hole (101); and the protective component (2) is slidably connected to the guide rail (3).

2. A guide rail type electric meter with a protective assembly according to claim 1, characterized in that: The side walls of the bottom box (201) and the box cover (202) in contact are both provided with sealing cushions (207), the bottom of the side walls of the bottom box (201) and the box cover (202) in contact are provided with a card slot (205), and the box cover (202) is provided with a buckle (206) that matches the card slot (205).

3. The guide rail type electric meter with a protective assembly according to claim 1, characterized in that: An upper guide rail groove (209) and a lower guide rail groove (210) are provided on the side wall of the bottom box (201) close to the guide rail (3), and the upper guide rail groove (209) is above the lower guide rail groove (210).

4. A guide rail type electric meter with a protection assembly according to claim 3, characterized in that: A movable plate (213) is slidably connected to the inner wall of the lower guide groove (210); a movable block (211) is provided on the top of the movable plate (213); two springs (214) are fixedly connected between the bottom of the movable plate (213) and the bottom surface of the lower guide groove (210); two movable columns (212) penetrating the bottom of the lower guide groove (210) are provided at the bottom of the movable plate (213); the movable columns (212) and the springs (214) are coaxial.

5. The guide rail type electric meter with a protection assembly according to claim 1, characterized in that: The bottom of the rail-type electric meter (1) is provided with a wiring hole (102), and the box cover (202) is provided with a wire groove (204) matching the wiring hole (102).

6. A guide rail type electric meter with a protection assembly according to claim 1, characterized in that: The side wall of the box cover (202) is penetrated by a plurality of heat dissipation holes (203) with an angle of 45 degrees with the side wall.

7. A guide rail type electric meter with a protection assembly according to claim 1, characterized in that: The box cover (202) is made of transparent acrylic.

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