CN216145958U - Wall-hanging electric-energy metering box with height adjusting mechanism - Google Patents

Abstract

The utility model provides a wall-mounted electric energy metering box with a height adjusting mechanism, which is characterized by comprising a fixed frame, an adjusting structure, a movable frame, a metering box body and a quick fixing and limiting structure, wherein the adjusting structure is arranged at the front end of the fixed frame; the quick fixing structure is novel in design, simple in layout and convenient to operate, and replaces the mode that the existing quick fixing structure is fixed by contacting the limiting plate with the side wall of the metering box body through the arrangement of the return spring, the connecting block, the limiting steel ball, the limiting screw and the limiting nut.

Description

Wall-hanging electric-energy metering box with height adjusting mechanism

Technical Field

The utility model relates to the technical field of power equipment, in particular to a wall-mounted electric energy metering box with a height adjusting mechanism.

Background

The electric energy metering box is also called as an electric power metering box, is equipment for metering electric energy in 3-35kv, comprises a combined mutual inductor, a box body, an electric meter, a lightning arrester, a vacuum circuit breaker and the like, the current precision is 0.2s, and the voltage precision grade is 0.2; the conventional electric energy metering box is fixedly arranged on a wall through a fixing assembly to realize wall-mounted installation, and the installation height is generally higher, so that the height position is inconvenient to adjust, and subsequent work such as meter reading, disassembly and maintenance is inconvenient for workers;

through retrieval, the electric energy metering box capable of being vertically adjusted is disclosed by application number CN202020537120.6, a fixed frame is arranged, an adjusting structure consisting of a sliding chute, a mounting plate, a rope roller, a crank, a connecting rope and a pulley is arranged on the fixed frame, a movable frame is arranged on the front side of the fixed frame through an adjusting mechanism, the electric energy metering box is placed in the movable frame, the adjusting structure is operated to realize height adjustment, a quick fixing and limiting structure consisting of a fastening knob, a telescopic connecting rod and a limiting plate is arranged on the side wall of the movable frame, the electric energy metering box is convenient to overhaul in the later period, and the fixed frame is arranged on the wall through bolts to realize wall-mounted connection of the electric energy metering box;

the following drawbacks remain for the above patents: the patent adjusts the fastening knob to drive the two moving plates and the limiting plate to approach each other, so that the two moving plates and the limiting plate are contacted with the electric energy metering box, because the limit plate is only contacted and fixed with the left outer side wall and the right outer side wall of the electric energy metering box, the electric energy metering box can only be clamped, because the electric energy metering box is often used outdoors, the electric energy metering box is inevitably subjected to various bad weather, so that the electric energy metering box is extremely easy to displace and slide under the influence of external factors, when the sliding force is larger than the friction force between the box body and the limit plate, the electric energy metering box generates front and back displacement sliding in the movable frame, when the electric energy metering box is completely separated from the limiting plate, the electric energy metering box is damaged due to the middle drop of the movable frame, make the limiting plate relatively poor to electric-energy metering box's spacing effect, electric-energy metering box installation is unstable, and danger coefficient is higher, has shortened life.

Disclosure of Invention

According to the technical problem, the utility model provides a wall-mounted electric energy metering box with a height adjusting mechanism, which is characterized by comprising a fixed frame, an adjusting structure, a movable frame, a metering box body and a quick fixing and limiting structure, wherein the adjusting structure is arranged at the front end of the fixed frame;

the fixed limiting structure consists of a telescopic connecting rod, a movable plate, a limiting plate, a connecting plate, a spring, a return spring, a connecting block, a limiting steel ball, a limiting screw, a limiting nut and a fastening rotary rod, wherein a mounting hole is respectively formed in the left side wall of the movable frame, the fastening rotary rod is screwed in the mounting hole through threads, the side wall of the fastening rotary rod is connected with the movable plate through a bearing, the cross section of the movable plate is of a C-shaped structure, the telescopic connecting rod is respectively installed at the upper end and the lower end of the inner side wall of the movable frame, the telescopic connecting rod is connected with the upper end and the lower end of the movable plate, the limiting plate is installed on the side wall of the movable plate, a limiting clamping groove is formed in the side wall of the metering box body, one end of the spring is connected with the inner side of the limiting clamping groove, the other end of the spring is connected with the connecting plate, the limiting plate is arranged in the limiting clamping groove, and the limiting plate is in contact with the connecting plate, the side wall of the limiting clamping groove is provided with a spring groove, the bottom of the spring groove is provided with a connecting block, one end of a return spring is connected onto the connecting block, the other end of the return spring is connected with a limiting steel ball, the side wall of the limiting plate is provided with a limiting groove, the limiting groove and the spring groove are positioned on the same straight line, the limiting groove is of a V-shaped groove structure, the limiting steel ball is matched with the limiting groove for use, one end of the limiting plate, which is close to the movable plate, is provided with a limiting hole, threads are arranged in the limiting hole, the left end and the right end of the top of the movable frame are respectively provided with a threaded hole, the inside of the metering box body is provided with a threaded groove, the threaded holes and the limiting hole are positioned on the same straight line, the inside of the threaded groove, the threaded holes and the limiting hole is connected with a limiting screw through threads, and the top of the limiting screw is provided with a limiting nut, and the limiting nut is arranged on the upper side of the movable frame.

The utility model has the beneficial effects that: the utility model has novel design, simple layout and convenient operation, replaces the prior mode of fixing the quick fixing structure by contacting the limiting plate with the side wall of the metering box body, and the application extends the limiting plate into the metering box body to fix the quick fixing structure by a double-positioning mode, thereby improving the limiting effect, the limiting plate is inserted into the limiting groove, when the limiting groove and the spring groove are in a straight line, the limiting steel ball rebounds to the limiting groove under the elastic force of the return spring, so that the limiting steel ball and the limiting groove are matched for use, the primary positioning of the limiting plate and the metering body is achieved, the limiting screw is in threaded connection with the inside of the threaded groove, the threaded hole and the limiting hole, the secondary positioning of the limiting plate and the metering body is achieved, and the limiting nut is positioned at the upper side of the movable frame, the arrangement of the limiting screw and the limiting nut can effectively position the position of the metering box body in the movable frame, compared with the prior art, the limiting plate is inserted into the metering box body, and the dual positioning mode is combined, so that the limiting effect of the limiting plate is greatly improved, even if external factors act on the metering box body, the metering box body cannot slide or even fall due to the limiting effect of the limiting plate, on one hand, the installation safety and stability of the metering box body are improved, and on the other hand, the service life of the metering box body is effectively ensured;

according to the utility model, the movable plate with the straight plate structure in the prior art is improved into the movable plate with the C-shaped structure, the movable plate with the C-shaped structure can be simultaneously clamped and contacted with the front end, the rear end and the side wall of the metering box body, the front end, the rear end and the side edge of the metering box body can be simultaneously limited, the situation that the metering box body is influenced by external factors and has overlarge sliding force to move is avoided, and the installation stability of the metering box body is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a top view of the installation of the metering box body, the movable plate and the limiting block;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic diagram of the positions of the limiting plate, the limiting hole and the limiting groove according to the present invention.

FIG. 5 is an enlarged view of FIG. 1 at B;

FIG. 6 is a top view of the top of the movable frame with a threaded hole of the present invention;

FIG. 7 is a schematic view of the inside of the batch tank body provided with a thread groove.

As shown in the figure, the device comprises a fixed frame, a 2-adjusting structure, a 3-moving frame, a 4-metering box body, a 5-telescopic connecting rod, a 6-moving plate, a 7-limiting plate, an 8-limiting hole, a 9-limiting groove, a 10-connecting plate, a 11-spring, a 12-return spring, a 13-connecting block, a 14-limiting steel ball, a 15-limiting screw rod, a 16-limiting nut, a 17-limiting clamping groove, an 18-threaded hole, a 19-threaded groove and a 20-fastening rotary rod.

Detailed Description

Example 1

The utility model provides a wall-mounted electric energy metering box with a height adjusting mechanism, which is characterized by comprising a fixed frame 1, an adjusting structure 2, a movable frame 3, a metering box body 4 and a quick fixing and limiting structure, wherein the adjusting structure 2 is arranged at the front end of the fixed frame 1, the movable frame 3 is arranged at the front end of the fixed frame 1 through the adjusting structure 2, the metering box body 4 is arranged inside the movable frame 3, and the quick fixing and limiting structures are arranged on the left inner side wall and the right inner side wall of the movable frame 3;

the fixed limiting structure consists of a telescopic connecting rod 5, a movable plate 6, a limiting plate 7, a connecting plate 10, a spring 11, a return spring 12, a connecting block 13, a limiting steel ball 14, a limiting screw 15, a limiting nut 16 and a fastening rotary rod 20, wherein the left side wall of the movable frame 3 is respectively provided with a mounting hole, the fastening rotary rod 20 is screwed in the mounting hole through threads, the side wall of the fastening rotary rod 20 is connected with the movable plate 6 through a bearing, the section of the movable plate 6 is of a C-shaped structure, the upper end and the lower end of the inner side wall of the movable frame 3 are respectively provided with the telescopic connecting rod 5, the telescopic connecting rod 5 is connected with the upper end and the lower end of the movable plate 6, the limiting plate 7 is arranged on the side wall of the movable plate 6, the side wall of the metering box body 4 is provided with a limiting clamping groove 17, one end of the spring 11 is connected with the other end of the spring 11, the limiting plate 7 is arranged in the limiting clamping groove 17, the limiting plate 7 is contacted with the connecting plate 10, the side wall of the limiting clamping groove 17 is provided with a spring 11 groove, the bottom of the spring 11 groove is provided with a connecting block 13, one end of a return spring 12 is connected onto the connecting block 13, the other end of the return spring 12 is connected with a limiting steel ball 14, the side wall of the limiting plate 7 is provided with a limiting groove 9, the limiting groove 9 and the spring 11 groove are positioned on the same straight line, the limiting groove 9 is of a V-shaped groove body structure, the limiting steel ball 14 is matched with the limiting groove 9 for use, one end of the limiting plate 7, which is close to the moving plate 6, is provided with a limiting hole 8, a thread is arranged in the limiting hole 8, the left end and the right end of the top of the moving frame 3 are respectively provided with a threaded hole 18, the inside of the metering box body 4 is provided with a threaded groove 19, the threaded hole 18 and the limiting hole 8 are positioned on the same straight line, and the inside of the threaded groove 19, the threaded hole 18 and the limiting hole 8 is connected with a limiting screw 15 through a thread, and a limit nut 16 is arranged at the top of the limit screw 15, and the limit nut 16 is arranged at the upper side of the movable frame 3.

Example 2

The fixed frame 1 is fixedly installed on a wall through a fixed bolt, so that the wall-mounted installation of the metering box body 4 is realized; the adjusting structure 2 belongs to the prior art and is not described any more, the specific structure and the installation mode are the same as those of the prior art, the metering box body 4 is placed inside the moving frame 3, the fixed rotary rod is screwed to push the two moving plates 6 to be close to each other, the moving plates 6 are inserted into the limiting clamping grooves 17 to be contacted with the connecting plate 10 while moving, the springs 11 are continuously extruded, the limiting steel balls 14 are extruded by the side walls of the limiting plates 7, when the limiting plates 7 move to the state that the limiting grooves 9 and the spring 11 grooves are positioned on the same straight line, the limiting steel balls 14 rebound to the limiting grooves 9 under the action of the elastic force of the return springs 12 to realize the primary limiting of the limiting blocks, meanwhile, the thread grooves 19, the thread holes 18 and the limiting holes 8 are positioned on the same straight line, the limiting screw rods 15 are screwed into the top of the moving frame 3, the secondary positioning of the limiting blocks is realized, the limiting nuts 16 are positioned on the upper side of the moving frame 3, the arrangement of the limiting screw 15 and the limiting nut can effectively position the position of the metering box body 4 in the movable frame 3, the C-shaped movable plate 6 is wrapped at the front end, the rear end and the side wall of the metering box body 4, and the front end, the rear end and the side edge of the metering box body 4 can be simultaneously limited, so that the situation that the metering box body 4 is influenced by external factors to cause overlarge sliding force to move is avoided, the mounting stability of the metering box body 4 is ensured, and the mounting of the metering box body 4 and the movable frame 3 is completed; the operation adjusting structure 2 drives the movable frame 3 to perform height adjustment, and then the height adjustment is completed by the metering box body 4.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. While the utility model has been described with respect to the above embodiments, it will be understood by those skilled in the art that the utility model is not limited to the above embodiments, which are described in the specification and illustrated only to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (4)

1. A wall-mounted electric energy metering box with a height adjusting mechanism is characterized by comprising a fixed frame, an adjusting structure, a movable frame, a metering box body and a quick fixing and limiting structure, wherein the adjusting structure is arranged at the front end of the fixed frame;

the fixed limiting structure consists of a telescopic connecting rod, a movable plate, a limiting plate, a connecting plate, a spring, a return spring, a connecting block, a limiting steel ball, a limiting screw, a limiting nut and a fastening rotary rod, wherein a mounting hole is respectively formed in the left side wall of the movable frame, the fastening rotary rod is screwed in the mounting hole through threads, the side wall of the fastening rotary rod is connected with the movable plate through a bearing, the telescopic connecting rod is respectively mounted at the upper end and the lower end of the inner side wall of the movable frame, the telescopic connecting rod is connected with the upper end and the lower end of the movable plate, the limiting plate is mounted on the side wall of the movable plate, a limiting clamping groove is formed in the side wall of the metering box body, one end of the spring is connected with the limiting clamping groove, the other end of the spring is connected with the connecting plate, the limiting plate is arranged in the limiting clamping groove, the limiting plate is in contact with the connecting plate, and a spring groove is formed in the side wall of the limiting clamping groove, the connecting block is installed to the bottom in this spring groove, be connected with the one end of replying the spring on the connecting block, the other end and the spacing steel ball of replying the spring are connected, the spacing groove has been seted up to the lateral wall of limiting plate, the limiting plate is close to the one end of movable plate and has been seted up spacing hole, the screw thread has been seted up in spacing hole, both ends open threaded hole respectively about the movable frame top, the threaded groove is seted up to the inside of batch meter body, threaded groove, screw hole, spacing hole's inside has stop screw through threaded connection, stop nut is installed at stop screw's top, stop nut installs the upside at movable frame.

2. A wall-mounted electric energy metering box with a height adjusting mechanism according to claim 1, wherein the section of the moving plate is a C-shaped structure.

3. A wall-mounted electric energy metering box with a height adjusting mechanism as claimed in claim 1, characterized in that the limiting groove and the spring groove are in the same straight line, the limiting groove is of a V-shaped groove structure, and the limiting steel ball is matched with the limiting groove.

4. A wall-mounted electric energy metering box with a height adjusting mechanism according to claim 1, characterized in that the thread groove, the threaded hole and the limiting hole are in the same straight line.

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