Electric power metering device convenient to install

Abstract

The invention discloses an electric power metering device convenient to install, and relates to the technical field of electric power metering devices.The electric power metering device convenient to install comprises an installation shell, a rectangular groove is formed in the outer wall of the front side of the installation shell, an electric power meter body is arranged in the rectangular groove, and square sleeves which are horizontally and symmetrically arranged are fixedly installed at the center of the outer wall of the rear side of the electric power meter body; the interiors of the two square sleeves are slidably connected with a first L-shaped limiting plate and a second L-shaped limiting plate correspondingly, a U-shaped movable cavity is formed in the mounting shell, and a clamping assembly used for limiting the first limiting plate and the second limiting plate is arranged in the movable cavity. Through the square sleeve, the first limiting plate and the second limiting plate, the power meter body can be placed in the rectangular groove along the straight sliding groove, and the power meter is limited on the mounting shell under the action of the reset spring, so that the power meter can be quickly disassembled and assembled in the later period, the working time during maintenance is shortened, and the maintenance efficiency is improved. Therefore, the working efficiency of workers is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of electric power metering devices, and in particular to an electric power metering device which is easy to install. Background Art

[0002] With the rapid development of electrical equipment, electrical equipment in our daily life has become more and more abundant. Electricity meters have been widely used, and electricity meters have played a positive role in promoting the rational use of electric energy and electricity management. With the development of electric equipment, human demand for electricity is increasing. In order to count the use of electricity, an electricity metering device is generally installed for measurement and recording. However, when installing and replacing the existing electricity metering device, it is necessary to install the screws around the electricity meter, which is complicated and troublesome to unscrew. There are also some electricity metering devices that can be quickly installed without screws, but they have high requirements for the material environment of the installation location. For example, the patent publication number CN118330289B is an easy-to-install electricity metering device, the back of the electricity meter is installed with a back connection component, the electricity meter is connected to the fixed seat component through the back connection component, the fixed seat component is used to be fixedly installed at the position where it needs to be installed, and the plug board is inserted into the slot and contacts with the back of the electricity meter, so that the two sliding plates are close to each other, so that the close block is close to the side wall of the vertical plate, and the positioning rod is inserted into the positioning groove, the positioning groove is located on the side of the vertical plate close to the electricity meter, and the electricity meter is fixed by this. During use, disassembly and assembly are cumbersome, and the device is easily worn; or as the patent publication number CN112964918A, a power metering device that can be quickly installed includes a box with an opening on the top, a mounting plate, a power metering device body and a cover plate, the power metering device body is fixedly installed in the box, the top surface of the power metering device body is provided with a display screen and a switch button, and the box body is provided with a suction cup, which realizes rapid disassembly and assembly, but it has high requirements on the surface of the installation platform, and the subsequent maintenance is complicated, thereby reducing the work efficiency of the staff; or as the patent publication number CN221351579U discloses a power metering device, including a mounting frame, the inner bottom wall and the inner top of the mounting frame are fixedly connected with a mounting box. In the above-mentioned public document, the connection block is slidably connected to the inner side of the connection frame, thereby ensuring the stability of the fixed frame on the inner side of the mounting frame, and the two sets of limit blocks are connected to the inner side of the two sets of limit grooves, thereby further ensuring the stability of the connection between the fixed frame and the mounting frame, and facilitating the installation and disassembly of the staff, so that the staff is more convenient when repairing the power metering device in the future. However, this patent is not convenient for workers to install and disassemble during use, which makes the subsequent maintenance of the power metering device more cumbersome, thereby reducing the work efficiency of the workers.

[0003] To this end, an electric power metering device that is easy to install is provided to solve the problems raised in the above background technology. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides an electric power metering device that is easy to install. An active cavity is opened in the installation shell. By designing a snap-on component installed in the active cavity, quick installation and disassembly can be achieved by rotating a knob. A sealing cover is designed on the outer surface of the electric power meter body, which solves the problems proposed in the above-mentioned background technology that the limit device is easy to wear, the installation stability is insufficient, and the maintenance of the electric power metering device is cumbersome, thereby reducing the work efficiency of the staff.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: an electric power metering device that is easy to install, comprising an installation shell, a rectangular groove is provided on the front outer wall of the installation shell, an electric power meter body is provided inside the rectangular groove, a square sleeve is fixedly installed at the center position of the rear outer wall of the electric power meter body in a horizontally symmetrical manner, two square sleeves are slidably connected with L-shaped limit plates 1 and 2 respectively inside, straight sliding grooves are provided on the left and right inner walls of the rectangular groove corresponding to the limit plates 1 and 2, a U-shaped active cavity is provided inside the installation shell, and a clamping component for limiting the limit plates 1 and 2 is provided inside the active cavity.

[0006] As a further technical solution of the present invention, the corresponding ends of the limit plate 1 and the limit plate 2 are fixedly connected to the inner walls of the square sleeve 1 and the square sleeve 2 through a return spring.

[0007] As a further technical solution of the present invention, the clamping assembly includes a rotating shaft rod rotatably installed at the center position of the outer bottom surface of the mounting shell, the head end of the rotating shaft rod extends to the interior of the active cavity and a gear is fixedly installed on the outer circumferential surface, and the front and rear ends of the outside of the gear are provided with cross plates arranged parallel to each other, and connecting plates are fixedly installed at the opposite ends of the two cross plates, and vertical plates are fixedly installed at the center position of the outer top surfaces of the two connecting plates, and the interiors of the two straight sliding grooves are each provided with a circular hole 1 that penetrates the active cavity, and the outer side walls of the limit plate 1 and the limit plate 2 are each provided with a through-type circular hole 2.

[0008] As a further technical solution of the present invention, racks are fixedly installed on the corresponding outer walls of the two horizontal plates, and the two racks are meshingly connected with the gears. Insert rods are fixedly installed on the corresponding outer walls of the two vertical plates and at the corresponding circular holes, and the corresponding ends of the two insert rods are slid along circular hole one and inserted into the inner side of circular hole two.

[0009] As a further technical solution of the present invention, a knob is fixedly installed on the outer bottom surface of the mounting shell and located on the outer circumferential surface of the rotating shaft, and a positioning plate is fixedly installed on the outer wall of the knob, a socket one is fixedly installed on the outer wall of the positioning plate, and sockets two distributed in a circular array are provided on the outer bottom surface of the mounting shell and located outside the rotating shaft, and positioning screws are commonly threadedly inserted inside sockets one and two.

[0010] As a further technical solution of the present invention, connecting blocks are symmetrically fixedly installed on the outer walls on the left and right sides of the installation shell.

[0011] As a further technical solution of the present invention, a sealing cover is rotatably installed on the front outer wall of the installation shell and corresponds to the rectangular groove, and a transparent window plate is fixedly installed on the outer wall of the sealing cover, and a wiring hole that penetrates the rectangular groove is opened on the rear outer wall of the installation shell.

[0012] The present invention provides an electric power metering device that is easy to install and has the following beneficial effects compared with the prior art:

[0013] 1. The electric power metering device designed in this invention is easy to install. The square sleeve, the first limiting plate and the second limiting plate can place the electric power meter body inside the rectangular groove along the straight slide groove. At the same time, the electric power meter is limited on the installation shell under the action of the reset spring, which is convenient for quick disassembly and assembly at a later stage, reduces the working time during maintenance, and thus improves the working efficiency of the staff;

[0014] 2. The electric power metering device designed in this invention is easy to install. The two vertical plates are driven to move away from or close to each other in the movable cavity by the cooperation of the rotating shaft, gear and rack, and then the two plug rods are driven to slide along the circular hole 1 and be inserted into the inner side of the circular hole 2, thereby further improving the installation stability of the electric power meter body in the installation shell, thereby improving the practicality.

[0015] 3. The electric power metering device designed in this invention is easy to install. By setting a rectangular groove, a sealing cover and a transparent window plate, the electric power meter body can be protected so that the electric power meter body always works in a stable environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a first three-dimensional structural schematic diagram of an electric power metering device that is easy to install;

[0017] Figure 2 A second three-dimensional structural schematic diagram of an electric power metering device that is easy to install;

[0018] Figure 3 It is a schematic diagram of a cross-sectional three-dimensional structure of an electric power metering device that is easy to install;

[0019] Figure 4 A schematic diagram of the three-dimensional structure of an installation housing of an electric power metering device that is easy to install;

[0020] Figure 5 A schematic diagram of the three-dimensional structure of a snap-on assembly for an electric power metering device that is easy to install

[0021] Figure 6 The present invention is a schematic diagram of a three-dimensional structure of a square sleeve section of an electric power metering device that is easy to install.

[0022] In the figure:

[0023] 1. Install the housing; 101. Rectangular groove; 102. Electricity meter body; 103. Square sleeve; 104. Limit plate 1; 105. Limit plate 2; 106. Straight slide groove; 107. Activity cavity;

[0024] 2. Snap-on assembly; 201. Rotating shaft; 202. Gear; 203. Horizontal plate; 204. Connecting plate; 205. Vertical plate; 206. Round hole 1; 207. Round hole 2; 208. Rack; 209. Insert rod; 210. Knob; 211. Positioning plate; 212. Positioning screw;

[0025] 3. Return spring;

[0026] 4. Connecting blocks;

[0027] 5. Sealing cover; 501. Transparent window plate; 502. Wiring hole. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "longitudinal" and the like should be understood in a broad sense, for example: it can be fixedly connected; it can also be detachably connected; or integrated; it can be mechanically connected; it can also be electrically connected; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] The present invention provides a technical solution for an electric power metering device that is easy to install: the technical solution comprises an installation shell 1, a rectangular groove 101 is provided on the front outer wall of the installation shell 1, an electric power meter body 102 is provided inside the rectangular groove 101, a square sleeve 103 that is horizontally symmetrically arranged is fixedly installed at the center position of the rear outer wall of the electric power meter body 102, an L-shaped limit plate 104 and a limit plate 2 105 are slidably connected inside the two square sleeves 103, straight sliding grooves 106 are provided on the inner walls of the left and right sides of the rectangular groove 101 and corresponding to the limit plate 104 and the limit plate 2 105, and the corresponding ends of the limit plate 104 and the limit plate 2 105 are fixedly connected to the inner walls of the square sleeve 103 1 and the square sleeve 103 2 through a reset spring 3. First, squeeze the limit plate 104 and the limit plate 2 105 to make them close to each other, and then move the limit plate 104 and the limit plate 2 105 along the inner side of the straight slide groove 106 to the inside of the rectangular groove 101, and then place the power meter body 102 in the rectangular groove 101. At the same time, under the action of the reset spring 3, the limit plate 104 and the limit plate 2 105 can be positioned in the straight slide groove 106, so as to achieve the purpose of limiting the power meter body 102 on the rectangular groove 101, and also facilitate the rapid disassembly and assembly at a later time, reducing the working time during maintenance, thereby improving the work efficiency of the staff.

[0031] A U-shaped active cavity 107 is provided inside the mounting shell 1, and a clamping assembly 2 for limiting the limit plate 104 and the limit plate 2 105 is provided inside the active cavity 107. The clamping assembly 2 includes a rotating shaft rod 201 rotatably mounted at the center position of the outer bottom surface of the mounting shell 1, one end of the rotating shaft rod 201 extends into the interior of the active cavity 107 and a gear 202 is fixedly mounted on the outer peripheral surface, and horizontal plates 203 arranged parallel to each other are provided at the front and rear ends of the outside of the gear 202, and connecting plates 204 are fixedly mounted on the opposite ends of the two horizontal plates 203, and vertical plates 205 are fixedly mounted at the center position of the outer top surfaces of the two connecting plates 204, and the two straight slide grooves 106 are provided with a circular hole 106 that penetrates the active cavity 107, and the outer walls of the limit plate 104 and the limit plate 2 105 are A through-type circular hole 207 is provided, and a rack 208 is fixedly installed on the corresponding outer side walls of the two horizontal plates 203, and the two racks 208 are meshingly connected with the gear 202. An insertion rod 209 is fixedly installed on the corresponding outer side walls of the two vertical plates 205 and at the corresponding circular hole 1 206, and the corresponding ends of the two insertion rods 209 are slidably inserted into the inner side of the circular hole 207 along the circular hole 1 206. A knob 210 is fixedly installed on the outer bottom surface of the mounting shell 1 and located on the outer circumferential surface of the rotating shaft 201, and a positioning plate 211 is fixedly installed on the outer side wall of the knob 210, and a socket 1 is fixedly installed on the outer side wall of the positioning plate 211. Sockets 2 distributed in a circular array are provided on the outer bottom surface of the mounting shell 1 and located outside the rotating shaft 201, and positioning screws 212 are threadedly inserted into the insides of sockets 1 and 2. After the electricity meter body 102 is limited on the mounting shell 1, the knob 210 is turned to drive the rotating shaft 201 to drive the gear 202 to rotate, and under the meshing transmission characteristics of the gear 202, the two racks 208 are driven to move relative to each other with the horizontal plate 203, and then the connecting plate 204 is driven to drive the vertical plate 205 to move relative to each other, so that the two insertion rods 209 are slid along the inner side of the two circular holes 1 206 and inserted into the inner side of the two circular holes 207, thereby improving the installation stability of the electricity meter body 102 in the mounting shell 1, and at the same time, the positioning screw 212 is inserted into the inner side of the socket 2 along the thread of the socket 1, thereby preventing the rotating shaft 201 from spinning and affecting the stability of the insertion rod 209.

[0032] The outer walls on both sides of the installation housing 1 are symmetrically fixed with connection blocks 4. The installation housing 1 is fixed to the installation area by screwing the bolts in the threaded holes on the four connection blocks 4, so as to facilitate the disassembly and assembly of the power meter body 102 at a later stage.

[0033] A sealing cover 5 is rotatably mounted on the front outer wall of the mounting housing 1 and corresponds to the rectangular groove 101, and a transparent window plate 501 is fixedly mounted on the outer side wall of the sealing cover 5. A wiring hole 502 that interpenetrates with the rectangular groove 101 is provided on the rear outer wall of the mounting housing 1. The locking buckle on the mounting housing 1 facilitates the opening of the sealing cover 5, facilitates the disassembly and dust prevention of the power meter body 102, and facilitates the staff to observe the operation of the power meter body 102 through the transparent window plate 501. At the same time, the power meter body 102 is conveniently connected to the external power line under the setting of the wiring hole 502.

[0034] The working principle of the present invention is as follows: when in use, firstly tighten the bolts to fix the mounting housing 1 at the mounting area, then open the sealing cover 5 and extend the external power line along the wiring hole 502 into the rectangular groove 101 .

[0035] At the same time, the limit plate 104 and the limit plate 2 105 are squeezed to make them close to each other, and then they are moved along the inner side of the straight slide groove 106 to the inside of the rectangular groove 101, and then the power meter body 102 is placed in the rectangular groove 101, and under the action of the reset spring 3, the limit plate 104 and the limit plate 2 105 can be positioned in the straight slide groove 106, so that the power meter body 102 is limited on the rectangular groove 101, and then the external power line is electrically connected to the power meter body 102.

[0036] At the same time, turning the knob 210 drives the rotating shaft 201 to drive the gear 202 to rotate, thereby driving the two racks 208 to move relative to the two horizontal plates 203, and then driving the connecting plate 204 to drive the vertical plate 205 to allow the two insertion rods 209 to slide along the inner side of the two circular holes 206 and be inserted into the inner side of the two circular holes 207, further stably installing the power meter body 102 in the rectangular groove 101.

[0037] Next, the sealing cover 5 is closed, and the transparent window plate 501 is used to facilitate the staff to observe the operation of the power meter body 102 .

[0038] Finally, when performing maintenance, the electricity meter body 102 can be quickly disassembled and replaced by simply performing the above steps in reverse order.

[0039] The above is only a preferred embodiment of the present invention. It should be noted that, for ordinary technicians in the technical field, several improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. An easy-to-install power metering device, characterized in that: The utility model comprises an installation shell (1) and an electric power meter body (102), wherein a rectangular groove (101) for accommodating the electric power meter body is provided on the front outer wall of the installation shell (1), and two square sleeves (103) arranged horizontally symmetrically are fixedly connected at the center position of the rear outer wall of the electric power meter body (102), and L-shaped limiting plates (104) and (105) are respectively slidably connected inside the two square sleeves (103), and the limiting plates (104) and (105) are respectively slidably connected inside the two square sleeves (103). 05) a return spring (3) is provided in the middle, the inner walls on the left and right sides of the rectangular groove (101) are respectively provided with straight sliding grooves (106) corresponding to the limit plate 1 (104) and the limit plate 2 (105), a U-shaped movable cavity (107) is provided on the inner bottom side of the installation shell (1), and a clamping assembly (2) for limiting the limit plate 1 (104) and the limit plate 2 (105) is provided inside the movable cavity (107), and a sealing cover (5) is provided on the installation shell (1); The clamping assembly (2) is used for fixing and disassembling the main body of the electric power meter. The clamping assembly (2) comprises a rotating shaft (201), a gear (202), a horizontal plate (203), a connecting plate (204), a vertical plate (205), a first circular hole (206), a second circular hole (207), a rack (208), an insertion rod (209), a knob (210), a positioning plate (211) and a positioning screw (212). One end of the two insertion rods (209) is fixedly connected to the two vertical plates (205). The bottom ends of the two vertical plates (205) are fixedly connected to the two connecting plates (204). The two connecting rods (209) are fixedly connected to the two vertical plates (205). Two horizontal plates (203) extending in the direction of the insertion rod (209) are provided at the side ends of the plate (204), and two opposite racks (208) are provided on the inner sides of the two horizontal plates (203). The two racks (208) are meshed with the gear (202), and the lower end of the gear (202) is fixedly connected to the rotating shaft (201). The tail end of the rotating shaft (201) extends to the outside of the movable cavity (107) and a knob (210) is fixedly connected to the outer surface. The knob (210) is provided with a positioning plate (211), and the positioning plate (211) is slidably connected to the positioning screw (212).

2. The easy-to-install power metering device according to claim 1, characterized in that: The knob (210) and the knob (210) are connected using threads.

3. The easy-to-install power metering device according to claim 2, characterized in that: The bottom of the mounting shell (1) is provided with a fixing hole, and a thread is provided in the fixing hole.

4. The easy-to-install power metering device according to claim 3 is characterized in that: A circular hole (206) which is in communication with the movable cavity (107) is provided inside the two straight slide grooves (106).

5. The easy-to-install power metering device according to claim 4, characterized in that: A through-type circular hole (207) is provided on the outer side walls of the limiting plate (104) and the limiting plate (105) at a position corresponding to the circular hole (206).

6. An easy-to-install electric power metering device according to claim 4 or 5, characterized in that: The two vertical plates (205) are fixedly connected with an insertion rod (209) at the positions corresponding to the circular hole one (206); the gear (202) rotates to drive the two horizontal plates (203) fixedly connected to the rack (208); the two horizontal plates (203) drive the insertion rod (209) to slide along the circular hole one (206) and be inserted into the circular hole two (207).

7. The easy-to-install electric power metering device according to claim 6, characterized in that: The four corners of the installation shell (1) are provided with connection blocks (4).

8. The easy-to-install electric power metering device according to claim 7, characterized in that: One end of the two return springs (3) is respectively fixedly connected to the square sleeve (103), and the other end of the two return springs (3) is fixedly connected to the first limit plate (104) and the second limit plate (105).

9. The easy-to-install electric power metering device according to claim 8, characterized in that: The sealing cover (5) comprises a transparent window plate (501) and a wiring hole (502); the rectangular groove (101) is provided with a sealing cover (5) in sliding connection therewith; and the outer side wall of the sealing cover (5) is slidably connected to the transparent window plate (501); and the rear side outer wall of the mounting housing (1) is provided with a wiring hole (502) that interpenetrates with the rectangular groove (101).

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