CN114924104B

CN114924104B - Non-sensing, non-destructive replacement device for watt-hour meter

Info

Publication number: CN114924104B
Application number: CN202210850595.4A
Authority: CN
Inventors: 雷福亭; 高艳; 张学峰; 崔大鹏; 杨秀娟; 宫海林
Original assignee: Liaoning Zhaoxun Technology Co ltd; State Grid Liaoning Electric Power Co Ltd; Benxi Power Supply Co of Liaoning Electric Power Co Ltd
Current assignee: Liaoning Zhaoxun Technology Co ltd; State Grid Liaoning Electric Power Co Ltd; Benxi Power Supply Co of Liaoning Electric Power Co Ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-09-23
Anticipated expiration: 2042-07-20
Also published as: CN114924104A

Abstract

The invention discloses a non-sensing and non-destructive electric meter replacing device which comprises an assembly rack and an electric meter arranged on the assembly rack, wherein a triangular support is fixedly arranged at the outer end of the assembly rack, a switching rack is rotatably arranged on the inner side of the triangular support, a sliding connection rack is slidably arranged on the inner side of the switching rack, a transmission sliding plate is vertically distributed with the moving direction of a power connection socket, an equipment shell is arranged at the outer end of the triangular support, and a component for driving an annular shaft sleeve and a screw rod to rotate is arranged in the equipment shell. In the invention, the power connecting socket is forced to retract into the socket shell through the pressing transmission of the side-connected lug on the sliding groove, and meanwhile, the power connecting socket on the other side extends outwards to be connected with a new ammeter, so that the conversion between the new ammeter and the old ammeter basically has no transition time, the loss-free recording of the power consumption in the circuit is realized, and the circuit is always kept in a communicated state in the replacement process, thereby realizing the replacement of the sensorless watt-hour meter and ensuring the accurate monitoring of the power consumption recording.

Description

Non-sensing, non-destructive replacement device for watt-hour meter

Technical Field

The invention relates to the technical field of electric meters, in particular to a device for replacing an electric meter without perception and damage.

Background

The watt-hour meter is an instrument for measuring the electric energy consumption, which is called as 'watt-hour meter' for short, and it uses the principle of 'Alaswirl disc', when the disc rotates, it drives the worm wheel-worm reducer to rotate, and the reducer drives the digital disc to rotate, thus displaying the electric energy consumption.

When the watt-hour meter works for a long time, the situation of aging or damage is easy to occur, at this time, a worker is required to replace the aged and damaged watt-hour meter, in the replacement process, the worker needs to completely pull out a wiring circuit for monitoring the current amount from an interface on the watt-hour meter to realize the installation and replacement of a new watt-hour meter, during the period of pulling out the wiring circuit, the watt-hour meter loses the function of recording the circuit flow in a room, the electricity consumption in the period can not be counted, and the loss of part of the electricity consumption is caused by the statistical record, so that the situation that the counted electricity consumption is inconsistent with the actual electricity consumption in the later period of carrying out the electricity consumption counting can occur, in a living area mainly comprising civil electricity, the electricity loss can be ignored, but in some industrial plants with larger electricity consumption, under the situation that the commercial electricity consumption of the loss can not be counted, a large loss is caused to the relevant power management department.

Disclosure of Invention

The invention aims to: in order to solve the problems, a non-sensing and nondestructive replacement device for the watt-hour meter is provided.

In order to achieve the purpose, the invention adopts the following technical scheme: a device for replacing an electric meter without sensing and damage comprises an assembly frame and the electric meter arranged on the assembly frame, wherein a triangular support is fixedly arranged at the outer end of the assembly frame, a switching frame is rotatably arranged on the inner side of the triangular support, a sliding connection frame is slidably arranged on the inner side of the switching frame, plug row housings are fixedly arranged on the opposite side ends of the switching frame and the sliding connection frame, electric plug rows are slidably arranged in the plug row housings, a butt joint part is arranged at the bottom of the electric meter, slots for the plug-in connection of the electric plug rows are formed in the butt joint part, a transmission sliding plate for controlling the extension and retraction of the electric plug rows is further slidably arranged in the plug row housings, a linkage part is fixedly arranged at the opposite ends of the two electric plug rows, the linkage part is in a U-shaped structure, the transmission sliding plate and the electric plug rows are vertically distributed in the moving direction, and a screw rod is rotatably penetrated in the switching frame, the outside of screw rod closes soon and is provided with two square swivel nuts, the outside of screw rod is located to the U type position slip cap of bending of interlock spare, the outer end of switching frame sets firmly the annular axle sleeve that runs through the A-frame, and the screw rod rotates to inlay and locates the inside of annular axle sleeve, the equipment shell is installed to the outer end of A-frame, be provided with in the equipment shell and order about annular axle sleeve and screw rod pivoted part.

Preferably, the outer end of the transmission sliding plate is fixedly provided with a side connection lug, the inside of the power connection power strip is provided with a sliding groove matched with the side connection lug to slide, and an included angle is formed between the trend of the sliding groove and the moving direction of the power connection power strip.

Preferably, the inside of row's of inserting the shell cover has the strip-shaped groove that the cooperation interlock runs through, have the smooth chamber that is the symmetric distribution in the row's of inserting the shell cover, be provided with the part that prevents the ammeter and break away from row's of inserting the shell cover in the smooth chamber.

Preferably, the means for preventing the electric meter from coming off the power strip casing are a positioning plug slidingly arranged inside the sliding cavity and an assembly for forcing the positioning plug to move.

Preferably, the component for pressing the positioning plug to move is a retaining ring fixed at the outer end of the positioning plug and a compression spring sleeved outside the positioning plug and acting on the retaining ring.

Preferably, trapezoidal notches for pressing the end parts of the positioning plugs are formed in two sides of the power connection socket.

Preferably, the annular shaft sleeve and the extending end part of the screw rod both penetrate into the equipment shell, and the component for driving the annular shaft sleeve and the screw rod to rotate is a driven wheel rotatably arranged at the outer end of the annular shaft sleeve and the outer end of the screw rod, and an assembly for driving the driven wheel to rotate.

Preferably, the subassembly that drives from driving wheel pivoted is for rotating first belt pulley and the second belt pulley of setting in equipment shell inside, first belt pulley and second belt pulley are equipped with the driven drive belt of cooperation with the outside cover of two follow driving wheels respectively, first motor and the second motor of control first belt pulley and second belt pulley pivoted respectively are installed to the outer end of equipment shell.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

the utility model provides a through be equipped with switching frame and sliding connection frame on the A-frame, be equipped with the row's of inserting housing on switching frame and sliding connection frame, be equipped with in the row's of inserting housing and connect electric row of inserting and transmission slide, the control screw rod rotates, square swivel nut promotes the interlock spare and removes along the horizontal direction, the transmission slide drives the side lug and slides along the spout, through the oppression transmission of side lug to the spout, force to connect the electric row and retract to the inside of row's of inserting housing, meanwhile, the electric row that connects of opposite side stretches out outward and meets with new ammeter, make the conversion between new ammeter and the old ammeter basically have no transition time, realize the record of the loss-free electric quantity in the circuit, in the process of changing, the circuit also remains the connected state all the time, thereby realize the kilowatt-hour meter of no perception and change, guarantee the accurate control to the electricity consumption record.

This application is equipped with retaining ring and compression spring through being equipped with the location plug in inserting row's shell cover in the location plug outside, is equipped with trapezoidal notch on connecing the row of inserting, when connecing the row of inserting electric power socket and outwards stretching out along inserting row's shell cover, connects the tail end that the row of inserting oppresses the location plug through its trapezoidal notch for in the head embedding constant head tank inside the butt joint portion of location plug, the guarantee ammeter is at the during operation, connects the row of inserting to remain stable and connect and establish the state.

This application is through being equipped with annular shaft sleeve on the switching frame, be equipped with on annular shaft sleeve and screw rod from the driving wheel, be equipped with first belt pulley and second belt pulley in the equipment shell, the first belt pulley of simultaneous control and second belt pulley move, first belt pulley and second belt pulley drive two and rotate from the driving wheel simultaneously through the drive belt, make the ammeter rotating that is the overhead pendulum and puts to put just, the back end of ammeter is leaned on to the assembly jig this moment, thereby realize no perception to the kilowatt-hour meter, lossless change back, the demonstration of ammeter is anyhow in normal use's position department with controlling the interface, be convenient for staff's later stage to the examination of ammeter and control.

Drawings

FIG. 1 illustrates a perspective view provided in accordance with an embodiment of the present invention;

FIG. 2 illustrates a side perspective view provided in accordance with an embodiment of the present invention;

fig. 3 is a schematic diagram illustrating an internal structure of an apparatus case provided according to an embodiment of the present invention;

FIG. 4 illustrates a cross-sectional view at an adapter rack provided in accordance with an embodiment of the present invention;

FIG. 5 illustrates a cross-sectional view of a socket housing provided in accordance with an embodiment of the present invention.

Illustration of the drawings:

1. an assembly frame; 2. an electricity meter; 3. a triangular bracket; 4. a transfer rack; 401. an annular shaft sleeve; 5. a sliding connection frame; 6. a socket shell sleeve; 601. a slide chamber; 602. a strip-shaped groove; 7. connecting a power strip; 701. a chute; 702. a trapezoidal notch; 8. positioning the plug; 9. a baffle ring; 10. a compression spring; 11. a transmission slide plate; 12. a side-connected bump; 13. a linkage member; 14. a screw; 15. a square thread sleeve; 16. an equipment housing; 17. a driven wheel; 18. a first pulley; 19. a second pulley; 20. a transmission belt; 21. a first motor; 22. a second motor; 23. a docking portion; 2301. and (4) a slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a device for replacing an electric meter without perception and damage comprises an assembly frame 1 and an electric meter 2 arranged on the assembly frame 1, wherein a triangular support 3 is fixedly arranged at the outer end of the assembly frame 1, a switching frame 4 is rotatably arranged on the inner side of the triangular support 3, a sliding connection frame 5 is slidably arranged on the inner side of the switching frame 4, plug row housings 6 are fixedly arranged at the opposite side ends of the switching frame 4 and the sliding connection frame 5, an electric plug row 7 is slidably arranged in the plug row housings 6, a butt joint part 23 is arranged at the bottom of the electric meter 2, a slot 2301 for plugging the electric plug row 7 is formed in the butt joint part 23, a transmission sliding plate 11 for controlling the electric plug row 7 to stretch is further slidably arranged in the plug row housings 6, linkage parts 13 are fixedly arranged at the opposite ends of the two electric plug rows 7, the linkage parts 13 are in a U-shaped structure, the transmission sliding plates 11 are vertically distributed with the moving direction of the electric plug row 7, a screw 14 is rotatably penetrated in the switching frame 4, two square thread sleeves 15 are rotatably arranged on the outer side of the screw 14, a U-shaped bending part of the linkage piece 13 is slidably sleeved on the outer side of the screw 14, an annular shaft sleeve 401 penetrating through the triangular bracket 3 is fixedly arranged at the outer end of the switching frame 4, the screw 14 is rotatably embedded in the annular shaft sleeve 401, an equipment shell 16 is arranged at the outer end of the triangular bracket 3, a part for driving the annular shaft sleeve 401 and the screw 14 to rotate is arranged in the equipment shell 16, when a worker needs to replace the ammeter 2, the sliding connection frame 5 needs to be pulled to slide along the switching frame 4, at the moment, the distance between the two socket casing sleeves 6 is increased, a new ammeter 2 is embedded into the socket 2301 in a head-down mode, then the screw 14 is controlled to rotate, so that the square thread sleeves 15 rotatably arranged with the screw 14 push the linkage piece 13 to move along the horizontal direction, and a transmission sliding plate 11 fixed with the linkage piece 13 drives the side-connected lug 12 to slide along the sliding groove 701, the power-connection socket 7 connected with the old ammeter 2 is forced to retract into the socket shell 6 through the pressing transmission of the side-connected bump 12 to the sliding groove 701, meanwhile, the power-connection socket 7 on the other side extends outwards to be connected with the new ammeter 2, so that transition time is basically avoided in the conversion between the new ammeter 2 and the old ammeter 2, loss-free recording of power consumption in a circuit is achieved, the circuit is always kept in a communicated state in the replacement process, replacement of the sensorless watt-hour meter is achieved, and accurate monitoring of power consumption recording is guaranteed.

Specifically, as shown in fig. 5, the outer end of the transmission sliding plate 11 is fixedly provided with a side connection protrusion 12, the inside of the power connection strip 7 is provided with a sliding groove 701 matching with the side connection protrusion 12 to slide, and the moving direction of the sliding groove 701 forms an included angle with the moving direction of the power connection strip 7, when the transmission sliding plate 11 slides in the strip casing 6, the side connection protrusion 12 fixed on the transmission sliding plate 11 slides along the sliding groove 701, and the power connection strip 7 slides and stretches along the strip casing 6 by pressing the side connection protrusion 12 against the sliding groove 701, so as to realize the plugging and unplugging between the power connection strip 7 and the slot 2301.

Specifically, as shown in fig. 5, the inside of the socket housing 6 has a strip-shaped groove 602 through which the coupling member 13 is engaged, the socket housing 6 has symmetrically distributed sliding cavities 601 therein, the sliding cavity 601 is provided with a member for preventing the electricity meter 2 from separating from the socket housing 6, the member for preventing the electricity meter 2 from separating from the socket housing 6 is a positioning plug 8 slidably disposed inside the sliding cavity 601, and a member for pressing the positioning plug 8 to move, the member for pressing the positioning plug 8 to move is a retaining ring 9 fixed at an outer end of the positioning plug 8, and a compression spring 10 sleeved outside the positioning plug 8 and acting on the retaining ring 9, trapezoidal recesses 702 for pressing end portions of the positioning plug 8 are disposed at two sides of the electrical socket 7, when the electrical socket 7 extends outward along the socket housing 6, the electrical socket 7 presses a tail end portion of the positioning plug 8 through the trapezoidal recess 702 thereof, so that a head portion of the positioning plug 8 extends out of the sliding cavity 601, the plug row shell sleeve 6 is embedded into the positioning groove in the butt joint part 23 to fix the plug row shell sleeve 6 and the electric meter 2, so that the electric meter 2 is ensured to be in a stable connection state when working, and when the plug row shell sleeve 6 retracts into the plug row shell sleeve 6, the baffle ring 9 drives the positioning plug 8 to retract into the sliding cavity 601 under the action of the compression spring 10, so that the retraction of the positioning plug 8 is separated from the positioning groove of the butt joint part 23, and the aim of unlocking the butt joint part 23 is fulfilled.

Specifically, as shown in fig. 2 to 5, the extending end portions of the annular bushing 401 and the screw 14 both penetrate into the interior of the device housing 16, the components for driving the annular bushing 401 and the screw 14 to rotate are the driven wheels 17 rotatably disposed at the outer ends of the annular bushing 401 and the outer ends of the screw 14, and the components for driving the driven wheels 17 to rotate, the components for driving the driven wheels 17 to rotate are the first belt pulley 18 and the second belt pulley 19 rotatably disposed inside the device housing 16, the first belt pulley 18 and the second belt pulley 19 are respectively sleeved with the outer sides of the two driven wheels 17 to cooperatively drive the transmission belt 20, the outer end of the device housing 16 is mounted with the first motor 21 and the second motor 22 for controlling the first belt pulley 18 and the second belt pulley 19 to rotate, the second motor 22 is separately started to drive the second belt pulley 19 to rotate, so that the second belt pulley 19 drives the driven wheels 17 on the screw 14 to rotate through the transmission belt 20, and then make and screw rod 14 revolve square swivel nut 15 that closes the setting and drive interlock 13 and remove, start first motor 21 and second motor 22 simultaneously, make first belt pulley 18 and second belt pulley 19 synchronous revolution, first belt pulley 18 and second belt pulley 19 drive two through drive belt 20 and rotate from driving wheel 17 simultaneously, make switching frame 4 and screw rod 14 keep synchronous with the rotation of angle, and then make the ammeter 2 rotating that is the overhead pendulum and just, make the back end of ammeter 2 lean on to assembly jig 1, thereby realize not having the perception to the kilowatt-hour meter, after the change of lossless, the demonstration of ammeter 2 and control the interface and be in normal use position department wantonly, be convenient for staff's later stage to the inspection and control of ammeter 2.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The device for replacing the watt-hour meter without perception and damage comprises an assembly rack (1) and an watt-hour meter (2) installed on the assembly rack (1), and is characterized in that a triangular support (3) is fixedly arranged at the outer end of the assembly rack (1), a switching frame (4) is rotatably arranged on the inner side of the triangular support (3), a sliding connection frame (5) is slidably arranged on the inner side of the switching frame (4), a power strip housing sleeve (6) is fixedly arranged at the side end, opposite to the sliding connection frame (5), of the switching frame (4), a power strip (7) is slidably arranged in the power strip housing sleeve (6), a butt joint part (23) is installed at the bottom of the watt-hour meter (2), a slot 2301 for inserting the power strip (7) is formed in the butt joint part (23), and a transmission sliding plate (11) for controlling the power strip (7) to stretch is further slidably arranged in the power strip housing sleeve (6), the electric power distribution cabinet is characterized in that linkage pieces (13) are fixedly arranged at the opposite ends of the two electric power distribution rows (7), each linkage piece (13) is of a U-shaped structure, the transmission sliding plates (11) are vertically distributed with the moving direction of the electric power distribution rows (7), a screw rod (14) penetrates through and rotates inside the switching frame (4), two square thread sleeves (15) are arranged on the outer side of the screw rod (14) in a screwing mode, the U-shaped bending part of each linkage piece (13) is slidably sleeved on the outer side of the screw rod (14), an annular shaft sleeve (401) penetrating through the triangular support (3) is fixedly arranged at the outer end of the switching frame (4), the screw rod (14) is rotatably embedded inside the annular shaft sleeve (401), an equipment shell (16) is arranged at the outer end of the triangular support (3), and a component for driving the annular shaft sleeve (401) and the screw rod (14) to rotate is arranged in the equipment shell (16); the outer end of the transmission sliding plate (11) is fixedly provided with a side-connected lug (12), the inside of the power connecting socket (7) is provided with a sliding groove (701) matched with the side-connected lug (12) to slide, and the trend of the sliding groove (701) forms an included angle with the moving direction of the power connecting socket (7); a strip-shaped groove (602) which is matched with a linkage piece (13) and penetrates through is formed in the socket shell (6), sliding cavities (601) which are symmetrically distributed are formed in the socket shell (6), and a part for preventing the ammeter (2) from being separated from the socket shell (6) is arranged in each sliding cavity (601); then the screw rod (14) is controlled to rotate, so that the square thread sleeve (15) which is screwed with the screw rod (14) pushes the linkage piece (13) to move along the horizontal direction, and the transmission sliding plate (11) which is fixed with the linkage piece (13) drives the side-connected lug (12) to slide along the sliding groove (701).

2. The device according to claim 1, characterized in that the means for preventing the meter (2) from coming off the casing (6) are a positioning plug (8) slidingly arranged inside the sliding chamber (601) and an assembly forcing the positioning plug (8) to move.

3. The sensorless, nondestructive replacement electricity meter apparatus according to claim 2, wherein the component for forcing the positioning plug (8) to move is a stop ring (9) fixed at the outer end of the positioning plug (8), and a compression spring (10) sleeved on the outer portion of the positioning plug (8) and acting on the stop ring (9).

4. The device according to claim 3, characterized in that the two sides of the power strip (7) are equipped with trapezoidal notches (702) pressing the end of the positioning plug (8).

5. The device according to claim 1, wherein the extended ends of the annular sleeve (401) and the threaded rod (14) extend through the inside of the device housing (16), and the means for driving the annular sleeve (401) and the threaded rod (14) to rotate are a driven wheel (17) rotatably disposed at the outer end of the annular sleeve (401) and the outer end of the threaded rod (14), and an assembly for driving the driven wheel (17) to rotate.

6. The device according to claim 5, characterized in that the components for driving the driven wheel (17) to rotate are a first belt pulley (18) and a second belt pulley (19) which are rotatably arranged in the device shell (16), the first belt pulley (18) and the second belt pulley (19) are respectively sheathed with the outer sides of the two driven wheels (17) by a transmission belt (20) which is in fit transmission, and the outer end of the device shell (16) is provided with a first motor (21) and a second motor (22) which control the respective rotation of the first belt pulley (18) and the second belt pulley (19).