CN112162130B - Electrified meter-changing mechanism - Google Patents

Abstract

The invention discloses a charged meter-changing mechanism, belonging to the technical field of electric energy metering, comprising an electric energy meter mounting seat and a wiring shell arranged at one side of the electric energy meter mounting seat, wherein a wire pressing mechanism and a rotary switching mechanism which can move up and down are arranged on the wiring shell, the rotary switching mechanism and the wire pressing mechanism are in interference fit to realize that a U-shaped wiring rod on the wire pressing mechanism is inserted into a wiring terminal to realize electric connection, the charged meter-changing mechanism also comprises a protection device to realize the electricity safety and the electricity stealing prevention, a support mechanism is also arranged between the protection device and the wire pressing mechanism to improve the stability of the wire pressing mechanism, a carrier chip is adopted to collect electric energy in a wireless mode, the carrier chip is convenient to mount and dismount, the operation is simple, in addition, the wiring terminal in the invention adopts a modified mode to reduce scratches, the conductivity is good.

Description

Electrified meter-changing mechanism

Technical Field

The invention belongs to the technical field of electric energy metering, and particularly relates to a charged meter changing mechanism.

Background

The electric energy meter, also known as kilowatt-hour meter, the instrument that is mainly used for carrying out the measurement to the electric energy, it is more extensive to use in daily life and work, current electric energy meter in use need adopt 485 lines wiring modes, thereby will enter the house lead-in to measure the count to the electric energy in the electric energy meter, above-mentioned wiring mode need adopt the screw line pressing, lead to electric energy collection information inaccurate when the screw does not compress tightly to the wiring, in order to solve above-mentioned count problem, adopt following count scheme among the prior art:

the current electric energy meter adopts the terminal to carry out the operation of working a telephone switchboard at the wiring in-process, need not to adopt the screw to compress tightly, and above-mentioned mode of working a telephone switchboard has improved wiring efficiency greatly, and then has improved the work efficiency of electric energy meter, however, above-mentioned mode of working a telephone switchboard still has following count problem:

the electric energy meter is required to be inserted into the binding post when in use, but when the electric energy meter is required to be replaced, the electric energy meter can be replaced only by cutting off the power of the circuit, so that the workload of an operator is increased, and certain inconvenience is caused to people in use on the other hand, therefore, the meter replacing mechanism capable of replacing the electric energy meter without cutting off the power is very necessary.

CN206945788U adopts base body and protection base to realize electrified change electric energy meter through adsorption and the separation of adsorption component among the electrified technical scheme that trades of prior art, but need keep the detached state with the pulling force of assistant to realize the installation, and is very inconvenient to need sheathe insulating cover on the pin, there is the electric shock danger of insulating cover ageing failure. CN205844378U relies on the cooperation of angle type turning block and "several" type short circuit preforming and spring, forms the switching of two states of being connected with the electric energy meter and terminal switch-on when the electric energy meter of disconnect. However, the method can cut off the power supply in a short time during the switching process, and cannot really realize the charged electricity conversion meter. CN110133344A need descend the bottom of electrically conductive rafter mounting hole simultaneously with the insulating transfer push rod of a plurality of separation to the contact state of selecting the zero live wire can be electrified and install, and the installation need judge the position of distinguishing the three-phase line, and the installation step is loaded down with trivial details. Therefore, a meter replacing mechanism which is really simple to operate and can safely and electrically replace the electric energy meter is urgently needed.

Disclosure of Invention

The invention provides a charged meter changing mechanism aiming at the problem that the power of the existing electric energy meter needs to be cut off in the meter changing process, the electric energy meter in the mechanism is connected into a circuit in a mode of inserting a wiring terminal, the mechanism also comprises a rotary switching device, the arrangement of the rotary switching device can carry out pressing operation on the wiring terminal in the meter changing process, the purpose that the meter can be changed only by cutting off the circuit is avoided, the working efficiency of people is improved, and the technical and safety problems existing in the meter changing operation in the prior art are effectively avoided.

In order to solve the above problems, the present invention adopts the following technical solutions.

A live-line meter changing mechanism comprises an electric energy meter mounting seat and a wiring shell arranged on one side of the electric energy meter mounting seat, wherein the wiring shell is hollow inside and is provided with a wiring hole on the surface, the side surface of the wiring shell is provided with a wire inlet for accessing an outdoor wire, and the surface of the wiring shell is provided with a wire outlet; a wiring terminal is further arranged on one side of the wiring shell, which is far away from the wire inlet, one end of the wiring terminal is embedded in the wiring shell, and the other end of the wiring terminal extends to the outer side of the wiring shell;

the wiring shell is provided with a wire pressing mechanism which moves up and down, the wire pressing mechanism comprises a U-shaped wiring rod and an assembling shell which wraps the U-shaped wiring rod, the bottom of the U-shaped wiring rod extends out of the assembling shell, and the U-shaped wiring rod is positioned right above the wiring hole;

the wire pressing mechanism is matched with the wire pressing mechanism to use and also comprises a rotary switching mechanism which is rotatably arranged on the electric energy meter mounting seat, and the rotary switching mechanism rotates to realize the up-and-down movement of the wire pressing mechanism on the surface of the wiring shell in an interference fit manner;

one end of the wiring terminal is embedded in the wiring shell, the other end of the wiring terminal extends to the outer side of the wiring shell and is spliced with the electric energy meter, an adaptive hole is formed in the wiring terminal positioned in the wiring shell, the adaptive hole is positioned right below the wiring hole, and the U-shaped wiring rod is inserted into or pulled out of the adaptive hole through the rotation of the rotary switching mechanism;

the U-shaped wiring rod and the wiring terminal are made of conductive materials.

Preferably, the rotary switching mechanism on be provided with protruding face, the assembly casing on be provided with the opening, the protruding face of cooperation use be in the opening on be provided with the pressure-bearing face, protruding face with the pressure-bearing face adopt the interference fit mode to realize that U-shaped terminal rod inserts the adaptation downthehole.

Preferably, a shaft (A) for opening and closing a transparent plastic cover (S) is arranged in the electric energy meter mounting seat (10) in a penetrating mode, and the transparent plastic cover (S) is used for being closed under the action of self gravity when the electric energy meter is detached or mounted respectively so as to shield the binding post (12) or the electric energy meter respectively.

Preferably, the convex surface (32) is in contact fit with the pressure bearing surface (211), and the convex surface (32) and the pressure bearing surface (211) are internally embedded with magnetic blocks (M) which are flush with the surfaces of the convex surface and the pressure bearing surface and attract each other, and when the magnetic blocks (M) attract each other, the lower surface of the wire pressing mechanism (20) is in contact with the upper surface of the wiring shell (11).

Preferably, the wire pressing mechanism is detachably assembled on the wiring shell by adopting a connecting mechanism, an installation groove is formed in the surface of the wiring shell, and the connecting mechanism is positioned in the installation groove; the connecting mechanism comprises an assembling rod and a telescopic spring, the telescopic spring is sleeved on the outer side of the assembling rod, the assembling rod is located in the mounting groove, the telescopic spring is sleeved on the outer side of the assembling rod, two ends of the telescopic spring are respectively abutted to the inner bottom surface of the mounting groove and the lower surface of the wire pressing mechanism, when the lower surface of the wire pressing mechanism (20) is in contact with the upper surface of the wiring shell (11), the elastic force of the telescopic spring is not greater than the static friction force between the magnetic blocks (M) and the resultant force of the magnetic force and the elastic force in the vertical direction. Preferably, the magnetic block (M) contains a strong magnetic component, such as a neodymium magnetic component. So that the resultant force can stably press the wire pressing mechanism (20).

Preferably, the opening is internally provided with a stand column, the stand column divides the opening into 2 exposed through grooves, an assembling groove is further formed in the middle of a convex surface of the rotary switching mechanism, and the stand column is assembled with the assembling groove when the rotary switching mechanism is in interference fit with the wire pressing mechanism.

Preferably, the wiring terminal comprises a cylindrical plugging part and an embedded part with a cuboid structure, the adapting holes are distributed on the embedded part, and the embedded part is embedded in the wiring terminal shell.

Preferably, a wiring hole is arranged on one side of the assembling shell close to the outlet, and the wiring hole is communicated with the inside of the assembling shell;

outdoor wires enter the wiring shell through the wire inlet, extend out of the surface of the wiring shell through the wire outlet and then enter the wiring hole to be electrically connected with the U-shaped wiring rod in the wire pressing mechanism.

In order to improve the electricity safety and avoid the electricity stealing problem, the invention also adopts the following technical scheme:

the electrified meter changing mechanism further comprises a protection device, the protection device is detachably mounted on the surface of the wiring shell and protects the outdoor wires on the surface of the wiring shell, and the protection device is of a cover body structure.

Preferably, fixed pins are fixedly assembled on two sides of the wiring shell, open grooves are formed in two sides of the protection device, and the fixed pins are located in the open grooves, so that the protection device can slide on the surface of the wiring shell along the length direction of the wiring shell.

Preferably, a wire casing matched with the outdoor wires is arranged on the inner top wall of the protection device, and after the protection device is assembled on the wiring shell, the outdoor wires positioned on the surface of the wiring shell enter the wire casing.

In order to improve the stability of the wire pressing mechanism and avoid the problem that the wire pressing mechanism is overturned and even damaged when the rotary switching mechanism is in rotating interference fit, the invention also adopts the following scheme:

in the charged meter-changing mechanism, a supporting mechanism is assembled between the wire-pressing mechanism and the protection device, two ends of the supporting mechanism are respectively hinged with the wire-pressing mechanism and the protection device, and the supporting mechanism, the wire-pressing mechanism and the protection device form a triangular shape.

Preferably, the supporting mechanism comprises a fixed cylinder and connecting rods, the tail ends of the connecting rods at the two ends of the fixed cylinder are respectively hinged to the wire pressing mechanism and the protection device, the tail ends of the connecting rods respectively extend into the fixed cylinder, and the connecting rods inside the fixed cylinder are connected through pressure springs.

Preferably, the supporting mechanism comprises a rotating cylinder and a threaded rod, the threaded rods at two ends of the rotating cylinder are respectively hinged to the wire pressing mechanism and the protection device, and the threaded rod is screwed into the rotating cylinder.

The electrified meter changing mechanism also comprises a carrier chip, the carrier chip collects electric energy in a wireless mode, and the invention also adopts the following scheme for facilitating the installation and the disassembly of the carrier chip:

in the above-mentioned electrified meter replacing mechanism, still include the carrier chip of removable dress in electric energy meter mount pad bottom, carrier chip adopt wireless mode and electric energy meter to be connected the collection electric energy.

Preferably, the carrier chip is detachably connected with the electric energy meter mounting seat through a carrier, the carrier chip is matched with a loading body and further comprises an assembly port arranged on the side face of the wiring shell, the loading body comprises a drawing plate and a bearing seat, one end of the bearing seat is fixedly connected with one side of the drawing plate, the carrier chip is fixedly loaded on the bearing seat, and the loading body is inserted into the electric energy meter mounting seat through the assembly port.

Preferably, the carrier chip further additionally comprises an extension chip, and the extension chip can be positioned in extension grooves on two sides of the carrier chip mounting position and used for controlling the infrared sensor mounted on the electric energy meter mounting seat close to the wiring column. When the electric energy meter is dismounted, the infrared sensor can sense that no object is shielded, so that the extension chip controls the reminding device to remind an operator of the prompt information that the binding post is electrified, and the reminding device comprises a voice prompt and/or an LED character display screen arranged on the upper surface panel of the electric energy meter mounting seat. The LED display screen can provide additional illumination in scenes with insufficient light.

The technical scheme of the invention is to modify the binding post, and the modification steps are as follows:

s1, processing and refining the copper particles by a liquid flow crushing method, wherein the refined copper particles reach the nanometer level, the copper particles reaching the nanometer level are modified by a methyl methacrylate chemical modification method, the modified copper nanoparticles are placed in a copper salt solution to form a turbid solution, and carbon powder is added into the turbid solution;

and S2, starting an atomizer, spraying the turbid liquid prepared in the step S1 on the binding post in an atomized form, evaporating and drying the sprayed binding post, then sintering, and polishing the sintered binding post.

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the electrified meter replacing mechanism, the electric connection operation of the binding post is realized in the interference fit mode of the rotary switching mechanism and the wire pressing mechanism, so that the electric connection use of the electric energy meter is realized.

(2) The electrified meter changing mechanism also comprises a protection device, the arrangement of the protection device enables outdoor wires on the wiring shell to be sealed in the protection device, the electricity utilization safety is improved, and meanwhile, the electricity stealing problem is avoided.

(3) Set up supporting mechanism between protection device and line ball mechanism, the characteristic that adopts triangle-shaped stability has improved the stability that line ball mechanism is located the wiring shell surface, and supporting mechanism's length can be adjusted as required automatically, also can manual regulation to also make things convenient for people to operate when improving line ball mechanism stability, its practicality is stronger.

(4) The carrier chip is adopted to collect electric energy in a wireless mode, and the carrier chip is convenient to mount and dismount through mounting the carrier, so that the situation that the carrier chip can be replaced and mounted only by dismounting the whole mechanism in the prior art is avoided, and the wireless power supply device is convenient for people to use.

(5) The binding post is modified in the processing process, and the modified binding post avoids scratches in the using process, so that the conductivity of the binding post is still strong after long-time use, and the service life of the electrified meter changing mechanism is prolonged.

(6) The suction force of the mutually attracted magnetic blocks (M) which are embedded in the convex surface (32) and the pressure bearing surface (211) and flush with the surfaces of the convex surface and the pressure bearing surface ensures that extra force action can be provided even if the interference fit fails due to long-term material aging of the interference fit or other external factors, so that the whole device is more reliable.

(7) Because the terminal is still electrified when the electric energy meter is dismantled the back, has the potential safety hazard, and transparent plastic shroud when electrician lift off when taking away the electric energy meter, can rely on self gravity to fall and cover the terminal just to the effect of protection, and can clearly see the effect of the display data of ammeter when not changing.

(8) The fact that the infrared sensor and the reminding device are controlled by the expansion chip can remind an operator that the wiring terminal is electrified under the condition of being disassembled is utilized, so that the operation safety is further improved.

Drawings

FIG. 1 is a schematic structural diagram of a meter changing mechanism according to the present invention; (with new added parts, see the red text part)

FIG. 2 is a schematic structural view of the meter-changing mechanism of the present invention without the wire-pressing mechanism;

FIG. 3 is a schematic structural diagram of the meter-changing mechanism of the present invention without the wire-pressing mechanism and the wire inlet and outlet protection device;

FIG. 4 is a top view of the change mechanism of the present invention;

FIG. 5 is a bottom view of the change mechanism of the present invention; (with new added parts, see the red text part)

FIG. 6 is a side view of the meter change mechanism of the present invention;

FIG. 7 is a schematic view of an assembly structure of an electric energy meter mounting seat and a wire pressing mechanism according to the present invention;

FIG. 8 is a schematic view of an assembly structure of the wire pressing mechanism and the connecting mechanism according to the present invention;

FIG. 9 is a schematic view of the internal structure of the wire pressing mechanism according to the present invention;

FIG. 10 is a schematic structural view of a contact post according to the present invention;

FIG. 11 is a side view of a wiring structure of the electric meter changing mechanism of the present invention;

FIG. 12 is a side view of a meter change mechanism in accordance with a preferred embodiment of the present invention;

FIG. 13 is a schematic structural view of the support mechanism of FIG. 7;

FIG. 14 is a side view of another preferred embodiment of the meter changing mechanism of the present invention;

FIG. 15 is a schematic structural view of the support mechanism of FIG. 9;

FIG. 16 is a rear view of the change mechanism of the present invention;

FIG. 17 is a schematic structural diagram of a carrier chip carrier according to the present invention;

FIG. 18 is a schematic view of the structure of the electric energy meter mounting seat, the wiring housing, and the assembly of the inlet and outlet protection devices of the present invention;

FIG. 19 is a schematic structural diagram of a wire inlet and outlet protection device according to the present invention;

fig. 20 is a side view of the inlet and outlet protection device of the present invention.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

10. an electric energy meter mounting base; 11. a wiring housing; 111. a wire inlet; 112. an outlet; 113. an assembly port; 12. a binding post; 121. an adapter hole; 13. a fixing pin; 14. mounting grooves;

20. a wire pressing mechanism; 21. an opening; 211. a pressure bearing face; 22. a column; 23. a U-shaped junction bar; 24. wiring holes;

30. a rotary switching mechanism; 31. assembling a groove; 32. a convex surface;

40. a protection device; 41. a wire slot; 42. an open slot;

50. a support mechanism; 51. a fixed cylinder; 52. a connecting rod; 53. a pressure spring; 54. a rotating cylinder; 55. a threaded rod;

60. loading a carrier; 61. a drawing plate; 62. a bearing seat;

70. a carrier chip;

80. a connecting mechanism;

s. a transparent plastic cover; A. a shaft; ss, infrared sensors; dp, display screen, E expansion chip, exg expansion slot.

Detailed Description

In the prior art, a live table-changing mechanism is mainly used for installing an electric energy meter and changing the electric energy meter, the electric energy meter is installed in the table-changing mechanism, the stability of the electric energy meter is improved on the one hand, and on the other hand, circuit wiring is convenient to enter the electric energy meter, so that the purpose of measuring and counting is achieved.

As shown in fig. 1-11, the charged meter-changing mechanism of the present invention achieves the purpose of changing the electric energy meter in a charged manner by providing the wire-pressing mechanism 20 to cooperate with the rotary switching mechanism 30, and the present invention is further described below with reference to specific embodiments.

Example 1

Fig. 1-11 are schematic structural views of a charged table-changing mechanism according to a preferred embodiment of the present invention. The live-wire meter changing mechanism comprises an electric energy meter mounting seat 10 and a wiring shell 11 arranged on one side of the electric energy meter mounting seat 10, wherein the wiring shell 11 is hollow, a wiring hole is formed in the surface of the wiring shell 11, and the wiring hole is communicated with the inside of the wiring shell 11, so that wiring operation is facilitated;

in this embodiment, the electric energy meter is mounted on the electric energy meter mounting base 10, a binding post 12 is embedded in a binding post housing 11, the structure of the binding post 12 is shown in fig. 10, the binding post 12 is used for being electrically connected with the electric energy meter in an inserting and assembling manner, in the present invention, one end of the binding post 12 is embedded into the binding post housing 11, the other end of the binding post 12 extends out of the binding post housing 11 along one side where the electric energy meter is mounted, the electric energy meter is assembled with the binding post 12 in an inserting and assembling manner, and in this embodiment, the binding post 12 is made of a conductive material.

As shown in fig. 10, the terminal 12 of the present invention includes a cylindrical insertion portion and an embedded portion having a rectangular parallelepiped structure; in the invention, the wiring terminal 12 is embedded into the wiring shell 11 through the embedded part, and the adaptive hole 121 on the surface of the embedded part of the wiring terminal 12 is matched with the wiring hole on the surface of the wiring shell 11, namely the adaptive hole 121 is positioned right below the wiring hole and is concentric and coaxial.

In this embodiment, a wire inlet 111 is disposed on one side of the wiring housing 11, a wire outlet 112 is disposed on the surface of the wiring housing 11, the wire outlet 112 is located on the surface of the wiring housing 11 and close to one side of the wire inlet 111, the position of the wire outlet 112 is shown in fig. 3, the wire inlet 111 is used for connecting an outdoor wire into the wiring housing 11, and the outdoor wire extends out from the wire outlet 112 on the surface of the wiring housing 11.

In the present embodiment, as shown in fig. 1, an axis a for opening and closing a transparent plastic cover S is installed through the electric energy meter mounting seat 10, and the transparent plastic cover S is used for closing by gravity when the electric energy meter is detached or installed, respectively, so as to shield the terminal 12 or the electric energy meter, respectively. The convex surface 32 is in contact fit with the pressure bearing surface 211, and the convex surface 32 and the pressure bearing surface 211 are embedded with magnetic blocks M which are flush with the surfaces of the convex surface and the pressure bearing surface and contain neodymium magnetic components, and when the magnetic blocks M are mutually attracted, the lower surface of the wire pressing mechanism 20 is in contact with the upper surface of the wiring shell 11. When the lower surface of the wire pressing mechanism 20 contacts with the upper surface of the wiring housing 11, the elastic force of the extension spring is not greater than the resultant force of the static friction force between the magnetic blocks M and the magnetic force in the vertical direction.

In the embodiment, the carrier chip 70 is further assembled at the bottom of the electric energy meter mounting seat 10, and in the invention, the carrier chip 70 is assembled and connected with the electric energy meter in a wireless mode, so that the collection and the measurement of electric energy by the carrier chip 70 are realized, and the electric energy meter mounting seat is convenient for people to use.

As shown in fig. 5, the carrier chip 70 further additionally includes an extension chip E, the extension chip E is located in an extension slot exg on either side of the extension slot exg on both sides of the installation position of the carrier chip 70, and is used for controlling the infrared sensor ss installed on the electric energy meter installation base 10 near the terminal, when the electric energy meter is detached, the infrared sensor can sense no object shielding, so that the extension chip controls a reminding device to remind an operator of the prompt information that the terminal is electrified, and the reminding device includes an LED text display screen dp (see fig. 1) installed on the upper surface panel of the electric energy meter installation base 10. The LED display screen can provide additional illumination in scenes with insufficient light.

In this embodiment, the wire connecting housing 11 is further provided with a wire pressing mechanism 20, the wire pressing mechanism 20 includes an outer mounting housing and a U-shaped wire connecting rod 23 inside the outer mounting housing, and the U-shaped wire connecting rod 23 extends to the outside of the bottom of the mounting housing; the assembly shell is arranged on the surface of the wiring shell 11 and fixes the upper half part of the U-shaped wiring rod 23 in the assembly shell; in the invention, a wiring hole 24 is arranged on one side of the assembly shell close to the wire outlet 112, the wiring hole 24 is communicated with the interior of the assembly shell, an outdoor wire enters the wiring shell 11 through the wire inlet 111, passes through the wire outlet 112, enters the wire pressing mechanism 20 through the wiring hole 24 and is electrically connected with the U-shaped wiring rod 23; the connection mode is shown in fig. 11, the top of the assembling shell is provided with an opening 21 and a pillar 22 shown in fig. 1, and the pillar 22 is arranged in the middle of the opening 21 so that the opening 21 forms 2 exposed through slots; in the present invention, the bottom of the opening 21 is provided with a pressure bearing surface 211, which is located as shown in fig. 1.

In this embodiment, the U-shaped wire connecting rod 23 is made of a conductive material.

In the present embodiment, the wire pressing mechanism 20 is located on the surface of the wiring housing 11 and is detachably connected to the wiring housing 11, in the present invention, the surface of the wiring housing 11 is provided with a mounting groove 14, and the wire pressing mechanism 20 is assembled on the surface of the wiring housing 11 through a connecting mechanism 80, and the assembly diagram is shown in fig. 7.

In this embodiment, the connecting mechanism 80 includes an assembling rod and a telescopic spring sleeved outside the assembling rod, the assembling rod is located in the mounting groove 14, the telescopic spring is sleeved outside the assembling rod, and two ends of the telescopic spring are respectively abutted to the inner bottom surface of the mounting groove 14 and the lower surface of the wire pressing mechanism 20; in the invention, the length of the extension spring is longer than that of the assembling rod in a natural state, and the elasticity of the extension spring is larger than the gravity of the wire pressing mechanism 20, so that the lower surface of the wire pressing mechanism 20 is separated from the upper surface of the wiring shell 11 under the condition that the wire pressing mechanism 20 is free from external force due to the elasticity of the extension spring.

In this embodiment, the connection housing 11 is rotatably assembled with a rotary switching mechanism 30 at a side close to the electric energy meter; in the embodiment, when the terminal 12 needs to be electrically connected, the wire pressing mechanism 20 is pressed downward, the wire pressing mechanism 20 moves downward due to the compression of the expansion spring in the connecting mechanism 80, and at the same time, the U-shaped wire rod 23 on the wire pressing mechanism 20 is inserted into the terminal housing 11 and enters the fitting hole 121 of the terminal 12, the rotary switching mechanism 30 rotates upward 90 degrees, the protrusion surface 32 enters the opening 21 in an interference fit manner to bear the pressure surface 211, so that the rotary switching mechanism 30 presses the wire pressing mechanism 20 downward, the U-shaped wire rod 23 inside the wire pressing mechanism 20 is inserted into the fitting hole 121 of the terminal 12, the U-shaped wiring rod 23 is tightly matched and connected with the wiring terminal 12, so that the wiring terminal 12 is electrified.

In this embodiment, the middle of the convex surface 32 of the rotary switching mechanism 30 is further provided with an assembling groove 31 as shown in fig. 1, when the rotary switching mechanism 30 is rotatably assembled in the opening 21, the assembling groove 31 is mutually matched with the upright column 22, so that the interference fit assembly of the rotary switching mechanism 30 and the opening 21 is realized. In the embodiment, the interference fit mode of the rotary switching mechanism 30 and the wire pressing mechanism 20 greatly improves the stability of the wire pressing mechanism 20, thereby achieving the purpose of stable wire connection, while the wire connection operation is generally performed by adopting a screw pressing mode in the prior art, while the interference fit mode of the rotary switching mechanism 30 and the wire pressing mechanism 20 in the invention achieves the purpose of improving the wire connection stability, and the interference fit mode of the rotary switching mechanism 30 and the wire pressing mechanism 20 is convenient for connecting a circuit on one hand, and on the other hand, when the electric energy meter needs to be disassembled, the circuit does not need to be cut off, thereby achieving the operation of continuously changing the meter, therefore, the wire connection mode in the prior art does not give technical hint about the wire connection mode in the invention to technicians, and the arrangement of the rotary switching mechanism 30 and the wire pressing mechanism 20 in the invention produces the technical effect of 1+, has prominent substantive features and remarkable progress.

Example 2

As shown in fig. 16 to 17, which are schematic structural diagrams of a protection device 40 in a preferred electric meter changing mechanism according to the present invention, in the electric meter changing mechanism of this embodiment, based on embodiment 1, the protection device 40 is detachably mounted on the surface of the wiring housing 11, and the protection device 40 is fastened on the surface of the wiring housing 11 to protect the outdoor wires on the surface of the wiring housing 11, so that on one hand, the purpose of improving the safety of electricity consumption is achieved, and on the other hand, the problem of electricity stealing is also avoided, thereby facilitating electricity consumption of people.

As shown in fig. 16 and 17, in this embodiment, specifically, the protection device 40 is a cover structure, two sides of the protection device 40 are provided with an open slot 42, the fixed pins 13 are fixedly assembled on two sides of the connection housing 11 in cooperation with the use of the open slot 42, the fixed pins 13 assembled on the connection housing 11 of the protection device 40 are assembled in the open slot 42, so that the protection device 40 can slide along the length direction of the connection housing 11, the protection device 40 can slide along the direction away from the wire pressing mechanism 20, the surface of the connection housing 11 can be exposed, and the protection device 40 can slide along the direction close to the wire pressing mechanism 20 to cover the surface of the connection housing 11, thereby improving the electrical safety and preventing the occurrence of the problem of power stealing.

In this embodiment, in order to further improve the safety of the wiring in the protection device 40, so that the outdoor wires on the surface of the wiring housing 11 are arranged in order, the wire slots 41 matched with the outdoor wires are arranged on the inner top wall of the protection device 40, and after the protection device 40 is assembled on the wiring housing 11, the outdoor wires on the surface of the wiring housing 11 enter the wire slots 41, so that the outdoor wires are distributed on the surface of the wiring housing 11 in order, thereby avoiding the problem that the short circuit is easily caused by the mutual collision between the outdoor wires, and improving the power utilization safety of users;

in order to avoid the situation that the outdoor wire sheaths are damaged due to the fact that the protection device 40 slides on the surface of the wiring shell 11 and the wiring friction is caused, a sponge layer is arranged on the inner wall of the wire groove 41, and the problem that the outdoor wire sheaths are damaged due to the fact that the friction between the protection device 40 and the outdoor wires is caused to cause short circuit is avoided due to the performance of the sponge layer due to the soft texture, and therefore the use safety of the outdoor wires is further enhanced.

In the invention, the number of the wire slots 41 on the top wall of the protecting device 40 is greater than or equal to the number of the outdoor wires on the surface of the wiring shell 11, so that the outdoor wires can enter the wire slots 41, and the use safety is improved.

Example 3

As shown in fig. 12 to 15, which are schematic structural views of the supporting mechanism 50 in a preferred electric meter changing mechanism according to the present invention, in the electric meter changing mechanism of this embodiment, on the basis of embodiment 2, the supporting mechanism 50 is assembled between the wire pressing mechanism 20 and the protection device 40, and the supporting mechanism 50, the wire pressing mechanism 20 and the protection device 40 form a triangular shape.

As shown in fig. 12 and 14, in the present embodiment, two ends of the supporting mechanism 50 are respectively hinged between the wire pressing mechanism 20 and the protecting device 40, so that the stability of the wire pressing mechanism 20 on the surface of the wire connection housing 11 is improved by adopting the feature of triangular stability, and the problem that the wire pressing mechanism 20 is overturned or even damaged due to the thrust of the wire pressing mechanism 20 caused by the rotating switching mechanism 30 during the rotating process is avoided.

Preferably, as shown in fig. 13, the supporting mechanism 50 as a preferred embodiment of the present invention includes a fixed cylinder 51 and connecting rods 52, ends of the connecting rods 52 at two ends of the fixed cylinder 51 are hinged to the wire pressing mechanism 20 and the protecting device 40, respectively, and ends of the connecting rods 52 extend into the fixed cylinder 51, and the connecting rods 52 inside the fixed cylinder 51 are connected by a pressure spring 53; the supporting mechanism 50 in this embodiment can be located at the position in the fixed cylinder 51 through the elastic adjusting connecting rod 52 of the pressure spring 53, so that the length of the supporting mechanism 50 is changed, the length of the supporting mechanism 50 is adjustable, the wire pressing mechanism 20 is conveniently and stably supported, the problem that the wire pressing mechanism 20 is overturned due to the thrust generated by the rotary switching mechanism 30 when rotating is avoided, and the use of people is facilitated.

Preferably, as shown in fig. 15, the supporting mechanism 50 as another preferred embodiment of the present invention includes a rotating cylinder 54 and a threaded rod 55, the threaded rods 55 at two ends of the rotating cylinder 54 are respectively hinged to the wire pressing mechanism 20 and the protecting device 40, and internal threads are distributed on the inner wall of the rotating cylinder 54, and the threaded rods 55 at two ends of the rotating cylinder 54 are screwed into the rotating cylinder 54, so that the threaded rods 55 can be screwed in or out by the rotation of the rotating cylinder 54, thereby changing the length of the supporting mechanism 50 and further stably supporting the wire pressing mechanism 20. The rotating cylinder 54 and the threaded rod 55 which are assembled by threads have high stability, so that the problem that the length of the supporting mechanism 50 cannot be stabilized by the arrangement of the compression spring 53 in the preferred embodiment is further solved, and the stability is high.

The arrangement of the supporting mechanism 50 in the present invention is based on the technical scheme that the thrust is applied to the wire pressing mechanism 20 by the rotary switching mechanism 30 during the rotation process, so that the wire pressing mechanism 20 is overturned or even damaged, and therefore, the arrangement of the supporting mechanism 50 improves the stability of the wire pressing mechanism 20, the technical scheme in the prior art is not based on the technical teaching of the skilled person in the art on improving the stability of the wire pressing mechanism 20, and the arrangement of the supporting mechanism 50 obviously improves the stability of the wire pressing mechanism 20, and therefore, the technical scheme set forth in the present invention has prominent substantive features and significant progress.

Example 4

As shown in fig. 18 to 20, which are schematic structural diagrams of a carrier chip 70 mounting mechanism according to a preferred embodiment of the present invention, the electric meter switching mechanism in this embodiment further includes a carrier chip 70 disposed at the bottom of the electric energy meter mounting base 10 on the basis of any one of embodiments 1 to 3, and the carrier chip 70 is electrically connected to the electric energy meter in a wireless connection manner, so as to achieve the purpose of wirelessly collecting electric energy.

However, when the carrier chip 70 is mounted at the bottom of the electric energy meter mounting base 10 by other fixed connection methods such as screws, it is difficult for people to detach and maintain the carrier chip 70, and when detaching the carrier chip 70, the meter replacing mechanism needs to be detached and turned over as a whole to detach and maintain the carrier chip 70.

Preferably, a mounting opening 113 is formed at one side of the connection housing 11, the carrier 60 loaded with the carrier chip 70 is mounted at the bottom of the electric energy meter mounting seat 10 in a plug-in manner through the mounting opening 113, and the carrier chip 70 collects electric energy in a wireless manner.

Preferably, the loading body 60 includes a drawing plate 61 and a bearing seat 62, one end of the bearing seat 62 is fixedly connected with one side of the drawing plate 61, the carrier chip 70 is fixedly loaded on the bearing seat 62, the loading body 60 is inserted into the electric energy meter mounting seat 10 through the assembly port 113 to realize the assembly of the carrier chip 70 in the electric energy meter mounting seat 10, and the drawing plate 61 is attached to the side surface of the junction box 11.

The assembly mode of the carrier chip 70 is convenient for people to disassemble the carrier chip 70 through the loading body 60 for replacement and maintenance, and is convenient for people to operate, so that the practicability of the electrified meter replacing mechanism is improved.

Example 5

In order to further improve the contact effect of the assembly between the binding post 12 and the electric energy meter and avoid the technical problem that the surface of the binding post 12 is scratched due to multiple splicing with the electric energy meter, the binding post 12 is modified in the production process to avoid scratches, and the binding post 12 adopts the following modification scheme:

firstly, treating and thinning copper particles by adopting a liquid flow crushing method, wherein the thinned copper particles reach the nanometer level, the copper particles reaching the nanometer level are modified by adopting a methyl methacrylate chemical modification method, the modified copper nanoparticles are placed in a copper salt solution to form a turbid solution, and carbon powder is added into the turbid solution;

and starting an atomizer, spraying the prepared turbid liquid on the binding post 12 in an atomized form, evaporating and drying the sprayed binding post 12, then sintering, and polishing the sintered binding post 12.

The preparation method of the binding post 12 utilizes the lubricating property of the carbon powder to reduce the friction between the binding post 12 and the jack of the electric meter, thereby reducing the generation of scratches, improving the conductivity of the binding post 12, further improving the stability of power consumption of users and facilitating the use of the users.

While the invention has been described in further detail in connection with specific embodiments thereof, it will be understood that the invention is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the invention, which should be considered to be within the scope of the invention as defined by the appended claims.

Claims (17)

1. A charged meter changing mechanism comprises an electric energy meter mounting seat (10) and a wiring shell (11) arranged on one side of the electric energy meter mounting seat (10), wherein the wiring shell (11) is hollow inside and is provided with a wiring hole on the surface, a wire inlet (111) for accessing an outdoor wire is formed in the side surface of the wiring shell (11), and a wire outlet (112) is formed in the surface of the wiring shell (11); a binding post (12) is further mounted on one side, away from the wire inlet (111), of the wiring shell (11), one end of the binding post (12) is embedded in the wiring shell (11), and the other end of the binding post (12) extends to the outer side of the wiring shell (11);

the method is characterized in that:

a wire pressing mechanism (20) which moves up and down is arranged on the wiring shell (11), the wire pressing mechanism (20) comprises a U-shaped wiring rod (23) and an assembling shell which wraps the U-shaped wiring rod (23), the bottom of the U-shaped wiring rod (23) extends out of the assembling shell, and the U-shaped wiring rod is positioned right above the wiring hole;

the wire pressing mechanism (20) is matched with a rotary switching mechanism (30) which is rotatably arranged on the electric energy meter mounting seat (10), and the rotary switching mechanism (30) rotates to realize the up-and-down movement of the wire pressing mechanism (20) on the surface of the wiring shell (11) in an interference fit manner;

one end of the wiring terminal (12) is embedded in the wiring shell (11), the other end of the wiring terminal (12) extends to the outer side of the wiring shell (11) and is connected with the electric energy meter in an inserting mode, an adapting hole (121) is formed in the wiring terminal (12) located in the wiring shell (11), the adapting hole (121) is located right below the wiring hole, and the U-shaped wiring rod (23) can be inserted into or pulled out of the adapting hole (121) through rotation of the rotary switching mechanism (30);

the U-shaped wiring rod (23) and the wiring terminal (12) are both made of conductive materials;

the rotary switching mechanism (30) is provided with a convex surface (32), the assembling shell is provided with an opening (21), a pressure bearing surface (211) is arranged on the opening (21) and is matched with the convex surface (32), and the U-shaped wiring rod (23) is inserted into the adapting hole (121) by the convex surface (32) and the pressure bearing surface (211) in an interference fit mode; or the convex surface (32) is in contact fit with the pressure bearing surface (211), magnetic blocks (M) which are flush with the surfaces of the convex surface (32) and the pressure bearing surface (211) and attract each other are embedded in the convex surface (32) and the pressure bearing surface (211), and when the magnetic blocks (M) attract each other, the lower surface of the wire pressing mechanism (20) is in contact with the upper surface of the wiring shell (11).

2. The band watch mechanism of claim 1, wherein: opening (21) in be provided with stand (22), stand (22) will the opening cut apart into 2 naked logical grooves, the protruding face (32) of rotary switching mechanism (30) in the middle of still be provided with assembly groove (31), rotary switching mechanism (30) with line ball mechanism (20) interference fit when, stand (22) with assembly groove (31) assemble mutually, run through in electric energy meter mount pad (10) and be used for turning over axle (A) that open and shut and closed transparent plastic shroud (S), transparent plastic shroud (S) are used for can rely on self action of gravity to close when dismantling respectively or the installation finishes the electric energy meter, in order to shelter from respectively terminal (12) or the electric energy meter.

3. The band watch mechanism of claim 1, wherein: the wire pressing mechanism (20) is detachably assembled on the wiring shell (11) by adopting a connecting mechanism (80), an installation groove (14) is formed in the surface of the wiring shell (11), and the connecting mechanism (80) is positioned in the installation groove (14);

coupling mechanism (80) including the assembly pole with establish the expanding spring in the assembly pole outside with the cover, the assembly pole is located mounting groove (14) in, the expanding spring cover establish the assembly pole the outside and its both ends respectively with mounting groove (14) in bottom surface and line ball mechanism (20) lower surface butt, work as the lower surface of line ball mechanism (20) with during the upper surface contact of wiring casing (11), expanding spring elasticity is not more than the resultant force of static friction and magnetic force in vertical direction between magnetic path (M).

4. The band switching mechanism of claim 3, wherein: the magnetic block (M) contains neodymium magnetic components.

5. The band watch mechanism of claim 1, wherein: the wiring terminal (12) comprises a cylindrical plugging part and an embedded part of a cuboid structure, the adaptive holes (121) are distributed on the embedded part, and the embedded part is embedded in the wiring shell (11).

6. The band watch mechanism of claim 1, wherein: a wiring hole (24) is formed in one side, close to the wire outlet (112), of the assembling shell, and the wiring hole (24) is communicated with the inside of the assembling shell;

outdoor wires enter the wiring shell (11) through the wire inlet (111) and extend out of the surface of the wiring shell (11) through the wire outlet (112) to enter the wiring hole (24) to be electrically connected with the U-shaped wiring rod (23) in the wire pressing mechanism (20).

7. The band watch mechanism of any one of claims 1-6, wherein: the outdoor wire protection device is characterized by further comprising a protection device (40), wherein the protection device (40) is detachably mounted on the surface of the wiring shell (11) to protect the outdoor wires on the surface of the wiring shell (11), and the protection device (40) is of a cover body structure.

8. The band switching mechanism of claim 7, wherein: the fixing pins (13) are fixedly assembled on two sides of the wiring shell (11), open grooves (42) are formed in two sides of the protection device (40), and the fixing pins (13) are located in the open grooves (42) to realize that the protection device (40) slides on the surface of the wiring shell (11) along the length direction of the wiring shell (11).

9. The band switching mechanism of claim 8, wherein: the inner top wall of the protection device (40) is provided with a wire slot (41) matched with an outdoor wire, and after the protection device (40) is assembled on the wiring shell (11), the outdoor wire positioned on the surface of the wiring shell (11) enters the wire slot (41).

10. The band switching mechanism of claim 6, wherein: a supporting mechanism (50) is assembled between the wire pressing mechanism (20) and the protecting device (40), two ends of the supporting mechanism (50) are respectively hinged with the wire pressing mechanism (20) and the protecting device (40), and the supporting mechanism (50), the wire pressing mechanism (20) and the protecting device (40) form a triangular shape.

11. The band switching mechanism of claim 10, wherein: the supporting mechanism (50) comprises a fixed cylinder (51) and connecting rods (52), the tail ends of the connecting rods (52) positioned at the two ends of the fixed cylinder (51) are hinged to the line pressing mechanism (20) and the protection device (40) respectively, the tail ends of the connecting rods (52) extend into the fixed cylinder (51) respectively, and the connecting rods (52) positioned in the fixed cylinder (51) are connected through pressure springs (53).

12. The band switching mechanism of claim 10, wherein: the supporting mechanism (50) comprises a rotating cylinder (54) and a threaded rod (55), the threaded rods (55) at two ends of the rotating cylinder (54) are respectively hinged to the wire pressing mechanism (20) and the protection device (40), and the threaded rod (55) is screwed into the rotating cylinder (54).

13. The band watch mechanism of any one of claims 1-6, wherein: the electric energy meter is characterized by further comprising a carrier chip (70) detachably arranged at the bottom of the electric energy meter mounting seat (10), wherein the carrier chip (70) is connected with the electric energy meter in a wireless mode to collect electric energy.

14. The band watch mechanism of claim 13, wherein: the carrier chip (70) also additionally comprises an expansion chip (E), and the expansion chip (E) is positioned in an expansion groove (exg) on either side of the expansion grooves (exg) on the two sides of the installation position of the carrier chip (70) and is used for controlling an infrared sensor (ss) installed at the position, close to the binding post, of the electric energy meter installation seat (10); when the electric energy meter is dismounted, the infrared sensor can sense that no object is shielded, so that the extension chip controls the reminding device to remind an operator of the prompt information that the wiring terminal is electrified.

15. The band switching mechanism of claim 14, wherein: the reminding device comprises a voice prompt and/or an LED text display screen (dp) arranged on the upper surface panel of the electric energy meter mounting seat (10).

16. The band watch mechanism of claim 13, wherein: carrier chip (70) through adorn carrier (60) with electric energy meter mount pad (10) can dismantle and be connected, the cooperation is adorned carrier (60) and is used still including setting up assembly mouth (113) in casing of working a telephone switchboard (11) side, dress carrier (60) including pull board (61) and bear seat (62), bear seat (62) one end with one side fixed connection of pull board (61), carrier chip (70) fixed loading bear seat (62) on, dress carrier (60) insert in electric energy meter mount pad (10) through assembly mouth (113).

17. The band watch mechanism of any one of claims 1-6, wherein: the binding post (12) is modified in the processing process, and the modification steps are as follows:

s1, processing and refining the copper particles by a liquid flow crushing method, wherein the refined copper particles reach the nanometer level, the copper particles reaching the nanometer level are modified by a methyl methacrylate chemical modification method, the modified copper nanoparticles are placed in a copper salt solution to form a turbid solution, and carbon powder is added into the turbid solution;

and S2, starting an atomizer, spraying the turbid liquid prepared in the step S1 on the binding post (12) in an atomized form, evaporating and drying the sprayed binding post (12), then sintering, and polishing the sintered binding post (12).

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