CN115980416A - High and cold area ammeter fixing and mounting device and using method thereof - Google Patents
High and cold area ammeter fixing and mounting device and using method thereof Download PDFInfo
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- CN115980416A CN115980416A CN202211700645.7A CN202211700645A CN115980416A CN 115980416 A CN115980416 A CN 115980416A CN 202211700645 A CN202211700645 A CN 202211700645A CN 115980416 A CN115980416 A CN 115980416A
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Abstract
An electric meter fixing and mounting device in alpine regions and a using method thereof belong to the field of electric meter mounting. Comprises a fixing device and an electric meter box; the fixing device comprises a fixing column and a rectangular tube obliquely arranged on the side surface of the fixing column; the electric meter box comprises a box body, an electric meter and a connecting device; one end of the box body is hinged to the side face of the fixing column, the other end of the box body is fixedly connected with a connecting device, the connecting device is hung on the rectangular pipe, and an electric meter is fixedly connected inside the electric meter box. The temperature control device can incline downwards in winter, so that workers can climb to a lower height to check the electric meter, the probability of careless falling when climbing to a high position is reduced, and meanwhile, the temperature control device can ensure that the temperature in the electric meter box is proper, so that the normal use and the service life of the electric meter are ensured.
Description
Technical Field
The invention relates to an electric meter fixing and mounting device in a severe cold area and a using method thereof, and belongs to the field of electric meter mounting.
Background
In rural areas in northern China, some household electric meters are hung on outdoor telegraph poles, so that workers need to climb to higher telegraph poles when looking over the electric meters, the electric meters are particularly dangerous in winter, and severe cold areas are cold in winter, moderate temperature of the electric meters needs to be guaranteed, and normal work and service life of the electric meters are further guaranteed.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an electric meter fixing and mounting device in a severe cold area and a using method thereof.
The invention realizes the purpose, and adopts the following technical scheme:
a high and cold area ammeter fixed mounting device comprises a fixing device and an ammeter box; the fixing device comprises a fixing column and a rectangular tube obliquely arranged on the side surface of the fixing column; the electric meter box comprises a box body, an electric meter and a connecting device; one end of the box body is hinged to the side face of the fixing column, the other end of the box body is fixedly connected with a connecting device, the connecting device is hung on the rectangular pipe, and an electric meter is fixedly connected inside the electric meter box.
A use method of an electric meter fixing and mounting device in alpine regions comprises the following steps:
the method comprises the following steps: inserting the inserted rod at the top end of the telegraph pole;
step two: adding water into the cavity of the cylinder, and then placing the piston into the cavity;
step three: and finally, placing the rotating block at a position close to the side wall of the pipe body to finish installation and fixation.
Compared with the prior art, the invention has the beneficial effects that: the temperature control device can incline downwards in winter, so that workers can climb to a lower height to check the electric meter, the probability of careless falling when climbing to a high position is reduced, and meanwhile, the temperature control device can ensure that the temperature in the electric meter box is proper, so that the normal use and the service life of the electric meter are ensured.
Drawings
FIG. 1 is a front view of an electric meter fixing and mounting device in an alpine region according to the present invention;
FIG. 2 is a front view of a fixing device and an electric meter box of the electric meter fixing and mounting device in the alpine region;
FIG. 3 is a front view of a fixing column of the electric meter fixing and mounting device for alpine regions according to the invention;
FIG. 4 is a front view of a rectangular tube of the electric meter fixing and mounting device in alpine regions according to the present invention;
FIG. 5 isbase:Sub>A sectional view taken along line A-A of FIG. 4;
FIG. 6 is a front view of an electric meter box of the electric meter fixing and mounting device for the alpine region according to the present invention;
FIG. 7 is an enlarged schematic view of B of FIG. 6;
fig. 8 is an enlarged structural view of C in fig. 6.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying 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 invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
The first specific implementation way is as follows: as shown in fig. 1 to 8, the present embodiment describes an electric meter fixing and mounting device for use in alpine regions, which includes a fixing device 2 and an electric meter box 3; the fixing device 2 comprises a fixing column 21 and a rectangular tube 22 obliquely arranged on the side surface of the fixing column 21; the electric meter box 3 comprises a box body 31, an electric meter 32 and a connecting device 35; one end of the box body 31 is hinged to the side face of the fixed column 21, the other end of the box body 31 is fixedly connected with a connecting device 35, the connecting device 35 is hung on the rectangular tube 22, and an electric meter 32 is fixedly connected inside the electric meter box 32.
The second embodiment is as follows: as shown in fig. 1 to 8, this embodiment is further described as a first embodiment, the fixing post 21 includes a post 211, an elastic rubber plate 213, an outer frame 214, a piston 215, a connecting rod 216, a connecting post 217, and an inserting rod 218; the bottom end of the column 211 is fixedly connected with a plug-in rod 218, and the column 218 is connected to the top end of the utility pole 1 through the plug-in rod 218; the top end of the column body 211 is provided with a cavity which is concave downwards, and the side surface of the column body 211 is provided with an opening 212 communicated with the cavity; the outer frame 214 is in sliding fit with the opening 212, the top end of the outer frame 214 is hinged to the top wall of the opening 212 through a hinge sleeved with a coil spring, and an elastic rubber plate 213 is fixedly connected to the inner wall of the outer frame 214; a communicating groove 219 is formed in the inner wall of the cavity of the cylinder 211, the piston 215 is in sliding fit with the cavity, a connecting column 217 is fixedly connected to the top end of the piston 215, and a connecting rod 216 is hinged to the top end of the connecting column 217; the cylinder 211 has a cavity filled with water.
The third concrete implementation mode: as shown in fig. 1-8, this embodiment is further described with respect to the first embodiment, the water pressure at the bottom of the cavity of the main body 211 is smaller than the elastic force of the elastic rubber plate 213 and smaller than the elastic force of the coil spring.
The fourth concrete implementation mode: as shown in fig. 1 to 8, this embodiment is further described as the first embodiment, the rectangular tube 22 includes a tube body 221, a stop lever 223, a driving plate 224, a spring 226, a slider 227 and a connecting column 228; one end of the tube 221 is an inclined surface, the tube 221 is fixedly connected to the side surface of the column 211 in an inclined manner through the inclined surface end, and the tube 221 is communicated with the opening 212; a stop rod 223 is fixedly connected to the inner side surface of the tube body 221, a drainage groove 222 penetrating through the tube body 221 is formed between the stop rod 223 and the opening 212, and a slide track 225 is further arranged on the inner wall of the tube body 221; the drive plate 224 is in sliding fit with the slide 225; one end of the spring 226 is fixedly connected in the slideway 225, and the other end is fixedly connected on the driving plate 224; the top end of the driving plate 224 is fixedly connected with a sliding block 227 through a connecting column 228.
The fifth concrete implementation mode: as shown in fig. 1 to 8, the present embodiment is further described with respect to the first embodiment, and the connecting device 35 includes a rod 351 and a rotating block 353; one end of the rod 351 is fixedly connected to the box body 31, a T-shaped sliding groove 352 is formed in the lower end of the rod 351, and a rotating block 353 is hinged to the other end of the rod 351; the sliding block 227 is in sliding fit with the T-shaped sliding groove 352, and the cross section of the sliding block 227 is circular; the upper end of the connecting rod 216 is hinged to the lower end of the rod 351.
The sixth specific implementation mode is as follows: as shown in fig. 1 to 8, this embodiment is further described with respect to the first embodiment, when the box 31 is in the vertical state, the rotating block 353 is in contact with the outer side wall of the tube 221, and when the box 31 is in the inclined state, the rotating block 353 is in contact with the transmission plate 224.
The seventh concrete implementation mode: as shown in fig. 1 to 8, in this embodiment, a through hole 312 is formed on both the upper and lower end surfaces of the box 31, a pipeline 313 is fixedly connected to the inside of the box 31, and both ends of the pipeline 313 are communicated with the through hole 312.
The specific implementation mode is eight: as shown in fig. 1 to 8, this embodiment is further described with respect to the first embodiment, the electric meter box 3 further includes a temperature control device i 33, the temperature control device i 33 includes a cross plate 331, a connecting rod 332, a fixing cylinder i 333, a rectangular block 334, a sliding rod 335 and a cylindrical rolling rod 337; the fixed cylinder I333 is obliquely arranged on the box body 31, and a control hole I3310 and a control hole II 3312 which are communicated with the through hole 312 are respectively arranged on the side wall of the fixed cylinder I333; the cross plate 331 is fixedly connected to the inner wall of the through hole 312 through a connecting rod 332, and the cross plate 331 is located above the control hole I3310; a slidable rectangular block 334 is arranged in the fixed cylinder I333, and a sliding groove 3311 is formed in the inner wall of the fixed cylinder I333; the side surface of the rectangular block 334 is fixedly connected with a sliding rod 335, and the sliding rod 335 is in sliding fit with a sliding groove 3311; a cavity 336 is arranged in the rectangular block 334, a cylindrical rolling rod 337 is arranged in the cavity 336, and a vent I338 and a vent II 339 which are communicated with the cavity 336 are respectively arranged at the bottom end and the side surface of the rectangular block 334; when the box 31 is in the vertical state, the rectangular block 334 is located at one end far away from the through hole 312, when the box 31 is in the inclined state, the rectangular block 334 is located between the control hole I3310 and the control hole II 3312, and the control hole II 3312 is communicated with the vent hole I338. As shown in fig. 1, when the box 31 is in the vertical state, the left ends of the first fixed cylinder 333 and the second fixed cylinder 341 are lower than the right end, and when the box 31 is in the inclined state, the left ends of the first fixed cylinder 333 and the second fixed cylinder 341 are higher than the right end.
The specific implementation method nine: as shown in fig. 1 to 8, in this embodiment, for further description of the first embodiment, the electric meter box 3 further includes a temperature control device ii 34; the temperature control device II 34 comprises a fixed cylinder II 341 and a stop block 342; the second fixed cylinder 341 is obliquely arranged on the box body 31, the first fixed cylinder 333 is located above the second fixed cylinder 341, a stop 342 in sliding fit with the second fixed cylinder 341 is arranged inside the second fixed cylinder 341, a control hole III 343 and a control hole IV 344 are further arranged on the side face of the second fixed cylinder 341, and the control hole III 343 and the control hole IV 344 are both communicated with the through hole 312.
The detailed implementation mode is ten: as shown in fig. 1 to 8, the present embodiment describes a method for using an electric meter fixing and mounting device in a severe cold region, the method comprising the following steps:
the method comprises the following steps: inserting the insertion rod 218 at the top end of the utility pole 1;
step two: adding water into the cavity of the cylinder 211, and then placing the piston 215 into the cavity;
step three: finally, the rotating block 353 is placed at a position close to the side wall of the tube body 221, and the installation and fixation are completed.
The working principle of the invention is as follows: in the use of the present invention, the insertion rod 218 is inserted into the top end of the utility pole 1; adding water into the cavity of the cylinder 211, and then placing the piston 215 into the cavity; finally, the rotating block 353 is placed at a position close to the side wall of the pipe body 221, and installation and fixation are completed;
when the electric meter is used in winter, because the outside temperature is lower than zero centigrade, water in the column body 211 is solidified and then expands, the elastic rubber plate 213 and the outer frame 214 are pushed into the rectangular tube 22, the outer frame 214 is in contact with the blocking rod 223, the water is continuously solidified and then pushes the elastic rubber plate 213 and the piston 215 to move, the piston 215 moves upwards, the elastic rubber plate 213 moves towards the rectangular tube 22, the elastic rubber plate 213 is in contact with the transmission plate 224 and pushes the transmission plate 224 to move outwards, the transmission plate 224 pushes the rod 351 to move upwards, the rod 351 drives the rotating block 353 to move upwards until the rotating block 353 is separated from the tube body 221, because the rotating block 353 is connected with the rod 351, the rod 351 is connected with the box body 31, after the rotating block 353 is separated from the tube body 221, the box body 31 is stressed unevenly, the box body 31 inclines towards the lower right side in the state shown in figure 1, and because the transmission plate 224 moves upwards relative to the tube body 221 deliberately, the rotating block 353 is clamped by the transmission plate 224 after being separated from the tube body 221, the box body 31 is inclined at a certain angle, and then the box body 31 is inclined, so that when a worker checks the electric meter, the height climbed can be reduced, and the probability of the electric meter can be reduced;
after the temperature rises in summer, the ice blocks in the cylinder 211 are melted, and a part of the ice blocks moves to the outer end of the cylinder 211 through the opening 212 after the water is solidified and expanded, so that after the ice blocks are melted, a part of the water is discharged to the outer end of the pipe body 221 through the water discharge groove 222, and as the ice blocks are melted, the outer frame 214 moves towards the opening 212 under the action of the hinge coil spring at the joint until moving into the opening 212 again and sealing the opening 212, and as the elastic rubber plate 213 and the outer frame 214 move towards the opening 212, the driving plate 224 also moves towards the original position under the action of the spring 226, the driving plate 224 drives the rod 351 to move downwards through the slide block 227, and then the ice blocks in the cylinder 211 continue to be melted, the volume is reduced, and the piston 215 is driven to move downwards, the piston 215 drives the rod 351 to generate displacement in the horizontal direction through the connecting rod 216, until the piston 215 moves to the original position, the rod 351 drives the rotating block 353 (when the rotating block 353 is in the state shown in fig. 1, a hinge at the joint of the rotating block 353 and the rod 351 can only rotate within a range of 90 degrees anticlockwise) to move to the outer end of the side wall of the pipe body 221 (the position shown in fig. 1), when the rotating block 353 has the inner wall of the pipe body 221 to move to the outer wall of the pipe body 221, the rotating block 353 rotates into the T-shaped sliding groove 352 until the rotating block 353 is separated from the pipe body 221, then slides out and is clamped at the outer side of the outer wall of the pipe body 221 under the action of gravity, at this time, the upper end face of the communication groove 219 is slightly higher than the upper end face of the piston 215, and the rod 351 drives the box body 31 to move to the vertical state; when the ice cubes in the cylinder 211 are melted into water, part of the water flows out of the outer end of the cylinder 211, which has the function of reducing the volume of the water in the cylinder 211, so that after the ice cube outer frame 214 is moved to the position of the opening 212, the volume reduction amplitude of the melted ice cubes in the cylinder 211 is increased, and further, the acting force given to the piston 215 by the pressure is increased, and the downward movement of the piston 215 is accelerated;
when the box body 31 is in an inclined state in winter, the temperature control device I33 and the temperature control device II 34 incline towards the right side, so that the fixed barrel I333 and the fixed barrel II 341 incline towards the right side, the rectangular block 334 and the stop block 342 move towards the right side of the box body 1 under the action of gravity, the control hole I3310, the control hole II 3312, the control hole III 343 and the control hole IV 344 are blocked respectively, the cylindrical rolling rod 337 also moves to the right side of the rectangular block 334 under the action of gravity, the vent hole I338 and the vent hole II 339 are blocked, the vent hole I338 is communicated with the through hole 312, so that the temperature in the pipeline 313 is prevented from being dissipated, the temperature in the box body 31 is ensured, after the electric meter 32 works for a long time, the temperature in the box body 31 rises, the temperature in the pipeline 313 is driven to rise, the gas expands, the cylindrical rolling rod 337 is pushed to the left side of the rectangular block 334, the vent holes I338 and the vent hole II 339 are communicated, when the rectangular block 334 moves to the rightmost right side of the fixed pipe 333, a gap is reserved between the right side of the fixed pipe 333, so that the air is replaced, the temperature in the box body 31 is reduced, the temperature of the box body 31 is prevented from being influenced by the cold and cold snow melting water in the box body 31 are easily melted at night, and the cold water are easily melted after the cold water are easily melted in winter, and the ice box body 31 are easily melted at night;
when the box body 31 is in a vertical state in summer, the rectangular block 334 and the stop block 342 move towards the left side of the figure 1 under the action of gravity, the control hole I3310, the control hole II 3312, the control hole III 343 and the control hole IV 344 are communicated with the interior of the pipeline 313, outside wind is changed in direction through the cross plate 331 and then blown into the pipeline 313, the flow rate of gas in the pipeline 313 is accelerated, the temperature in the box body 31 is further reduced, and the box body 31 can keep a proper temperature no matter in winter or summer; meanwhile, when raining in summer, rainwater enters the column body 211, and because the upper end surface of the communication groove 219 is slightly higher than the upper end surface of the piston 215 in the state of fig. 1, the rainwater enters the cavity of the column body 211 to supplement moisture, so that the rainwater can be reused in winter.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (10)
1. The utility model provides a severe cold district ammeter fixed mounting device which characterized in that: comprises a fixing device (2) and an electric meter box (3); the fixing device (2) comprises a fixing column (21) and a rectangular tube (22) obliquely arranged on the side face of the fixing column (21); the electric meter box (3) comprises a box body (31), an electric meter (32) and a connecting device (35); one end of the box body (31) is hinged to the side face of the fixing column (21), the other end of the box body (31) is fixedly connected with a connecting device (35), the connecting device (35) is hung on the rectangular pipe (22), and an electric meter (32) is fixedly connected inside the electric meter box (32).
2. The high and cold area ammeter fixed mounting device of claim 1, wherein: the fixed column (21) comprises a column body (211), an elastic rubber plate (213), an outer frame (214), a piston (215), a connecting rod (216), a connecting column (217) and an inserted rod (218); the bottom end of the column body (211) is fixedly connected with an insert rod (218), and the column body (218) is connected to the top end of the telegraph pole (1) through the insert rod (218); the top end of the column body (211) is provided with a cavity which is concave downwards, and the side surface of the column body (211) is provided with an opening (212) communicated with the cavity; the outer frame (214) is in sliding fit with the opening (212), the top end of the outer frame (214) is hinged to the top wall of the opening (212) through a hinge sleeved with a coil spring, and an elastic rubber plate (213) is fixedly connected to the inner wall of the outer frame (214); a communicating groove (219) is formed in the inner wall of a cavity of the cylinder (211), the piston (215) is in sliding fit with the cavity, a connecting column (217) is fixedly connected to the top end of the piston (215), and a connecting rod (216) is hinged to the top end of the connecting column (217); the cavity of the column body (211) is filled with water.
3. The high and cold area ammeter fixed mounting device of claim 2, wherein: the water pressure at the bottom of the cavity of the main body (211) is less than the elastic force of the elastic rubber plate (213) and is also less than the elastic force of the coil spring.
4. The high and cold area ammeter fixed mounting device of claim 3, wherein: the rectangular pipe (22) comprises a pipe body (221), a stop lever (223), a transmission plate (224), a spring (226), a sliding block (227) and a connecting column (228); one end of the pipe body (221) is an inclined surface, the pipe body (221) is obliquely and fixedly connected to the side surface of the column body (211) through the inclined surface end, and the pipe body (221) is communicated with the opening (212); a stop lever (223) is fixedly connected to the inner side surface of the pipe body (221), a drainage groove (222) penetrating through the pipe body (221) is formed between the stop lever (223) and the opening (212), and a slide way (225) is further arranged on the inner wall of the pipe body (221); the transmission plate (224) is in sliding fit with the slide way (225); one end of the spring (226) is fixedly connected in the slideway (225), and the other end of the spring is fixedly connected on the transmission plate (224); the top end of the transmission plate (224) is fixedly connected with a sliding block (227) through a connecting column (228).
5. The high and cold area ammeter fixed mounting device of claim 4, wherein: the connecting device (35) comprises a rod (351) and a rotating block (353); one end of the rod (351) is fixedly connected to the box body (31), a T-shaped sliding groove (352) is formed in the lower end of the rod (351), and a rotating block (353) is hinged to the other end of the rod (351); the sliding block (227) is in sliding fit with the T-shaped sliding groove (352), and the section of the sliding block (227) is circular; the upper end of the connecting rod (216) is hinged to the lower end of the rod (351).
6. The high and cold area ammeter fixed mounting device of claim 5, wherein: when the box body (31) is in a vertical state, the rotating block (353) is in contact with the outer side wall of the pipe body (221), and when the box body (31) is in an inclined state, the rotating block (353) is in contact with the transmission plate (224).
7. The high and cold area ammeter fixed mounting device of claim 6, wherein: through holes (312) are formed in the upper end face and the lower end face of the box body (31), a pipeline (313) is fixedly connected to the inside of the box body (31), and the two ends of the pipeline (313) are communicated with the through holes (312).
8. The high and cold area ammeter fixed mounting device of claim 7, wherein: the electric meter box (3) further comprises a temperature control device I (33), wherein the temperature control device I (33) comprises a cross plate (331), a connecting rod (332), a fixed cylinder I (333), a rectangular block (334), a sliding rod (335) and a cylindrical rolling rod (337); the fixed cylinder I (333) is obliquely arranged on the box body (31), and a control hole I (3310) and a control hole II (3312) which are communicated with the through hole (312) are respectively arranged on the side wall of the fixed cylinder I (333); the cross plate (331) is fixedly connected to the inner wall of the through hole (312) through a connecting rod (332), and the cross plate (331) is located above the control hole I (3310); a slidable rectangular block (334) is arranged in the fixed cylinder I (333), and a sliding groove (3311) is formed in the inner wall of the fixed cylinder I (333); the side face of the rectangular block (334) is fixedly connected with a sliding rod (335), and the sliding rod (335) is in sliding fit with the sliding groove (3311); a cavity (336) is arranged in the rectangular block (334), a cylindrical rolling rod (337) is placed in the cavity (336), and a vent hole I (338) and a vent hole II (339) which are communicated with the cavity (336) are respectively arranged at the bottom end and the side surface of the rectangular block (334); when box (31) is in vertical state, rectangle piece (334) are located the one end of keeping away from through-hole (312), and when box (31) was in the tilt state, rectangle piece (334) were located between control hole I (3310), the control hole II (3312), and control hole II (3312) and air vent I (338) intercommunication.
9. The high and cold area ammeter fixed mounting device of claim 8, wherein: the electric meter box (3) also comprises a temperature control device II (34); the temperature control device II (34) comprises a fixed cylinder II (341) and a stop block (342); the fixed cylinder II (341) is obliquely arranged on the box body (31), the fixed cylinder I (333) is located above the fixed cylinder II (341), a stop block (342) in sliding fit with the fixed cylinder II (341) is arranged inside the fixed cylinder II (341), a control hole III (343) and a control hole IV (344) are further arranged on the side face of the fixed cylinder II (341), and the control hole III (343) and the control hole IV (344) are communicated with the through hole (312).
10. The use method of the electric meter fixing and mounting device for the alpine region according to claim 9, is characterized in that: the using method comprises the following steps:
the method comprises the following steps: inserting an insertion rod (218) at the top end of the telegraph pole (1);
step two: adding water into the cavity of the cylinder (211), and then putting the piston (215) into the cavity;
step three: and finally, placing the rotating block (353) at a position close to the side wall of the tube body (221) to finish installation and fixation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211700645.7A CN115980416B (en) | 2022-12-28 | 2022-12-28 | Electric meter fixed installation device in alpine region and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211700645.7A CN115980416B (en) | 2022-12-28 | 2022-12-28 | Electric meter fixed installation device in alpine region and application method thereof |
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| CN115980416A true CN115980416A (en) | 2023-04-18 |
| CN115980416B CN115980416B (en) | 2023-07-07 |
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| CN208571972U (en) * | 2018-04-17 | 2019-03-01 | 南安市创培电子科技有限公司 | A kind of device for saving electric energy |
| KR101978498B1 (en) * | 2018-04-18 | 2019-08-28 | 주식회사 동아실업월드엔지니어링 | Electric meter box adn a method for installation thereof |
| CN209682153U (en) * | 2019-01-25 | 2019-11-26 | 连云港泰科复合材料有限公司 | A kind of hot melt rubber mat storage rack |
| CN110133345A (en) * | 2019-06-19 | 2019-08-16 | 河北腾瑞电力设备科技有限公司 | A kind of Intelligent ammeter box facilitating meter reading |
| CN211351425U (en) * | 2020-02-07 | 2020-08-25 | 沈阳旺家电力设备有限公司 | Block terminal suitable for outdoor use |
| CN215866845U (en) * | 2021-08-10 | 2022-02-18 | 福州畅通电器有限公司 | Displacement type electricity meter box convenient to check |
| CN113777373A (en) * | 2021-08-26 | 2021-12-10 | 许霞仂 | Outdoor ammeter case of convenient observation |
| CN217741065U (en) * | 2022-06-29 | 2022-11-04 | 源洲电气有限公司 | Ammeter case convenient to look over |
| CN217589873U (en) * | 2022-07-08 | 2022-10-14 | 江苏茂通电气有限公司 | Electric energy meter box |
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| CN115980416B (en) | 2023-07-07 |
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