CN205228563U - Counting mechanism of direct reading water gauge - Google Patents
Counting mechanism of direct reading water gauge Download PDFInfo
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- CN205228563U CN205228563U CN201521082067.0U CN201521082067U CN205228563U CN 205228563 U CN205228563 U CN 205228563U CN 201521082067 U CN201521082067 U CN 201521082067U CN 205228563 U CN205228563 U CN 205228563U
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- translucent cover
- gear
- character wheel
- panel
- worm
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Abstract
The utility model discloses a counting mechanism of direct reading water gauge, including gear portion dress, electromechanics portion dress and sealing washer, electromechanics portion dress comprises translucent cover subassembly and electromechanical subassembly, the translucent cover subassembly includes the translucent cover, data line and panel, electromechanical subassembly includes the character wheel frame, character wheel group, circuit board and worm wheel, the lower extreme of data line has the screw, the screw top spin has connect the connecting row, the U -shaped breach has been seted up to the lower extreme of circuit board, the circuit board passes through U -shaped breach and screw, the locking of connecting row cooperates and switches on with the data line, the lower part of worm wheel is the straight -tooth, upper portion is the right -handed helix tooth, the transition character wheel that the right -handed helix tooth can drive the character wheel inter block rotates, gear portion adorns including backup pad, punch holder, dial, gear assembly and transition straight -teeth gear, the last one -level gear engagement of transition straight -teeth gear and gear assembly, and also the straight -tooth with the worm wheel meshes. Electromechanical subassembly can only be changed to this counting mechanism when electromechanical subassembly breaks down, keep all the other parts, reduces the waste, simultaneously the volume of reducing the services.
Description
Technical field
The utility model belongs to water meter field, is specifically related to a kind of counting mechanism of direct-reading water meter.
Background technology
The counting mechanism of existing direct-reading water meter, generally comprises gear part dress and the dynamo-electric portion that connects of gear part load fills and O-ring seal between gear part fills and dynamo-electric portion fills; Electromechanics portion dress is made up of translucent cover assembly and electromechanical assemblies, translucent cover assembly comprises translucent cover, through translucent cover and the data line stretched out downwards and the panel be arranged on below translucent cover, the circuit board that electromechanical assemblies comprises character wheel frame, is arranged on the character wheel group in character wheel frame and is arranged on the right side of character wheel frame, the upside of character wheel frame is connected with panel by removably, panel is for indicating water meter table number and covering the drive disk assembly not needing in character wheel group to be shown, data line welds on circuit boards, for transmitting electric signal; Gear part dress comprises pallet, the back up pad be arranged in pallet, be arranged on back up pad upper end train wheel bridge, be arranged on train wheel bridge upper surface dial, be positioned at pointer above dial, be arranged on space that train wheel bridge and back up pad formed and the gear assembly together rotated with pointer and the worm gear that the character wheel of character wheel group rotates can be driven with the afterbody gears meshing of gear assembly, the right part of dial and the right part of train wheel bridge all offer the via hole for electromechanical assemblies assembling, and the forward and backward both sides, upside of character wheel frame are supported on the via edges of train wheel bridge.
If the electromechanical assemblies of direct-reading water meter (mainly circuit board) breaks down, the mode of general employing is the counting mechanism of integral replacing direct-reading water meter, and replacing will be completed, then need first to be reached the spot by attendant, pass the information such as fault water meter water consumption, table number back factory, factory clones required product more on request and transfers to attendant to return to scene.Due to the hysteresis quality of service, when scene delivered to by often new counting mechanism, water consumption changes again to some extent, thus causes water yield data to coincide, and very easily produces water yield dispute; And the counting mechanism gained by entirety is often because service time is longer, there is damage in various degree and cannot continue again to utilize, wasting larger; In addition, counting mechanism has data line to be connected with other equipment rooms, also needs additionally to tear open, connect data line during service, adds the workload of attendant.
Summary of the invention
The purpose of this utility model is to provide a kind of counting mechanism of direct-reading water meter, only to change electromechanical assemblies when electromechanical assemblies breaks down, retains remainder, reduces waste, reduces attendant simultaneously and comes and goes service times and services amount.
The counting mechanism of direct-reading water meter described in the utility model, comprises gear part dress, the dynamo-electric portion that connect by removably and gear part load is filled and O-ring seal (for sealing counting mechanism inner chamber) between gear part fills and dynamo-electric portion fills.Described dynamo-electric portion dress is made up of translucent cover assembly and electromechanical assemblies, described translucent cover assembly comprises translucent cover, through translucent cover and the data line stretched out downwards and the panel be arranged on below translucent cover, the circuit board that described electromechanical assemblies comprises character wheel frame, is arranged on the character wheel group in character wheel frame and is arranged on the right side of character wheel frame, the upside of described character wheel frame is connected with panel by removably.Described gear part dress comprises pallet, the back up pad be arranged in pallet, be arranged on back up pad upper end train wheel bridge, be arranged on train wheel bridge upper surface dial, be positioned at the pointer above dial and be arranged on the space and the gear assembly together rotated with pointer that train wheel bridge and back up pad formed, the right part of described dial and the right part of train wheel bridge all offer the via hole for electromechanical assemblies assembling, and the forward and backward both sides, upside of described character wheel frame are supported on the via edges of train wheel bridge (preventing the downward play of character wheel frame).
The lower end of described data line has screw, and screw is connected with line bank, and the lower end wiring position of described circuit board offers U-shaped breach, and the bar portion of described screw to be stuck in U-shaped breach and to be locked by line bank, thus makes circuit board and data line conducting; Described electromechanical assemblies also comprises worm gear, worm gear is arranged on the front side left end of character wheel frame by worm-wheel shaft, the bottom of worm gear is straight-tooth, top is right hand helix tooth, right hand helix tooth can drive the transition character wheel in character wheel group to rotate, stir worm gear promotes transition character wheel side by tooth multiple cylinders by its right hand helix tooth, thus drive transition character wheel to rotate, and then drive other character wheels in character wheel group to rotate, namely adjustable character wheel display institute water consumption is to desired value; The front side left end of the via hole of described dial and the via hole of train wheel bridge all offers the arc supplying the right hand helix tooth of worm gear to pass through and dodges breach, in the space that described train wheel bridge and back up pad are formed, transition spur gear is installed, the afterbody gears meshing of this transition spur gear and described gear assembly, also engage with the straight-tooth of worm gear, transition spur gear has pulled open pointer connecting link (i.e. the gear shaft of gear assembly) and the distance of worm gear, there will not be pointer to connect the phenomenon of worm and wheel interference when dynamo-electric portion is contained in assembling.
Straight-tooth for the ease of worm gear engages with transition spur gear, and the upper end cylindrical of described transition spur gear has 45 ° of chamferings.
The left end upper and lower part, front side of described character wheel frame all has the journal stirrup stretched out forward, the journal stirrup on top offers worm-wheel shaft installation gap, the journal stirrup of bottom offers worm-wheel shaft mounting hole, and the upper end of described worm-wheel shaft is contained in worm-wheel shaft installation gap by axle sleeve, lower end is contained in worm-wheel shaft mounting hole.
Fill to make dynamo-electric portion and assemble with gear part, convenient disassembly, described translucent cover has external thread, described O-ring seal is arranged on the upper surface of pallet, the upper end-face edge of pallet has outwardly directed boss, translucent cover is just to being placed on the upper surface of pallet and compresses seal, one section is L-shaped and the female plastic ferrule of vertical portion tool is enclosed within outside pallet, the horizontal component of this plastic ferrule and the boss of pallet against, the vertical portion of this plastic ferrule is spun with translucent cover with externally threaded cooperation by internal thread, plastic ferrule revolves from lower to upper, avoid the interference of upper data lines.
Can be connected with panel to make character wheel frame, also can dismantle from panel, the lower surface of described panel is provided with two panel reference columns, the forward and backward both sides, upside of described character wheel frame respectively offer a character wheel frame pilot hole coordinated with panel reference column, and character wheel frame is connected with panel by character wheel frame pilot hole and the cooperation of panel reference column.
In order to ensure the accuracy that translucent cover assembles, when avoiding dismounting electromechanical assemblies simultaneously, panel comes off in translucent cover, the lower surface of described translucent cover is provided with two translucent cover reference columns, described panel offers two with the panel pilot hole of translucent cover reference column interference fit, described dial offers two dial pilot holes corresponding with translucent cover reference column, described panel is arranged on below translucent cover by the interference fit of panel pilot hole and translucent cover reference column, described translucent cover is positioned at above dial with coordinating of dial pilot hole by translucent cover reference column.
When the electromechanical assemblies of direct-reading water meter breaks down, to unscrewing plastic ferrule, until plastic ferrule and translucent cover depart from completely, upwards extract dynamo-electric portion dress, unscrewing the screw of connection data line and circuit board, when ensureing that line bank and screw still have 2 ~ 3 pitch thread connection status, data line, line bank, screw being walked around together the U-shaped breach of circuit board, character wheel frame is taken off from panel, thus electromechanical assemblies is disassembled.
When again loading onto new electromechanical assemblies, first the character wheel frame of electromechanical assemblies is contained on the panel reference column of panel by character wheel frame pilot hole, the bar portion of screw is stuck in U-shaped breach, and tightening screw makes circuit board and data line conducting again; Then stir worm gear make character wheel show the water yield and out of order character wheel to show the water yield consistent; Last dress in dynamo-electric portion from top to bottom connects with gear part load, upwards screws plastic ferrule with hand.
The utility model compared with prior art, has following effect:
(1) electromechanical assemblies in dynamo-electric portion dress only needs to change electromechanical assemblies when breaking down, and remains the annexation of gear part dress, translucent cover assembly and data line and other equipment, reduces waste.
(2) electromechanical assemblies dismounting, easy to assembly, decrease attendant and come and go service times and services amount, accomplished being identical of water consumption and fault hourly water consumption, there will not be water yield dispute.
(3) electromechanical assemblies volume is little, easy to carry.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of gear part dress.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is the structural representation of dynamo-electric portion dress.
Fig. 5 is the structural representation of electromechanical assemblies.
Fig. 6 is the left view of Fig. 5.
Fig. 7 is the structural representation of translucent cover assembly.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated.
The counting mechanism of direct-reading water meter as shown in Figures 1 to 7, comprise that gear part fills 1, dynamo-electric portion fill 2 and gear part fill 1 and dynamo-electric portion fill O-ring seal 3 between 2.
Electromechanics portion fills 2 and is made up of translucent cover assembly and electromechanical assemblies.Translucent cover assembly comprises translucent cover 20, panel 22 and passes translucent cover 20 and the data line 21 stretched out downwards, the lower surface of translucent cover 20 is provided with two translucent cover reference columns 201, panel 22 offers two with the panel pilot hole 222 of translucent cover reference column 201 interference fit, panel 22 is arranged on below translucent cover 20 by panel pilot hole 222 and the interference fit of translucent cover reference column 201, electromechanical assemblies comprises character wheel frame 23, worm gear 28, the circuit board 25 being arranged on the character wheel group 24 in character wheel frame 23 and being arranged on the right side of character wheel frame 23, on the front side left end of character wheel frame 23, bottom all has the journal stirrup 231 stretched out forward, the diameter that the journal stirrup 231 on top offers worm-wheel shaft installation gap 232(worm-wheel shaft installation gap 232 is greater than the diameter of worm-wheel shaft 29), the journal stirrup 231 of bottom offers worm-wheel shaft mounting hole 233, worm gear 28 is arranged on the front side left end of character wheel frame 23 by worm-wheel shaft 29, the upper end of worm-wheel shaft 29 is contained in worm-wheel shaft installation gap 232 by axle sleeve 5, lower end is contained in worm-wheel shaft mounting hole 233 (has the gap of 0.3mm between worm-wheel shaft and worm-wheel shaft mounting hole 233, the lower end being convenient to worm-wheel shaft tilts to insert, then hold up vertical), the bottom of worm gear 28 is straight-tooth 281, top is right hand helix tooth 282, right hand helix tooth 282 can drive the transition character wheel 241 in character wheel group 24 to rotate, the lower surface of panel 22 is provided with two panel reference columns 221, the forward and backward both sides, upside of character wheel frame 23 respectively offer one with the character wheel frame pilot hole 234 of panel reference column 221 transition fit, character wheel frame 23 is connected with panel 22 with the transition fit of panel reference column 221 by character wheel frame pilot hole 234, the lower end of data line 21 has screw 26, screw 26 is connected with line bank 27, the lower end wiring position of circuit board 25 offers U-shaped breach 251, and the bar portion of screw 26 to be stuck in U-shaped breach 251 and to be locked by line bank 27, thus makes circuit board 25 and data line 21 conducting.
Gear part fill 1 comprise pallet 10, the back up pad 11 be arranged in pallet 10, be arranged on back up pad 11 upper end train wheel bridge 12, be arranged on train wheel bridge 12 upper surface dial 13, be positioned at pointer 14 above dial 13, be arranged on space that train wheel bridge 12 and back up pad 11 formed and the gear assembly together rotated with pointer 14 and be arranged on the transition spur gear 15 in the space that train wheel bridge 12 and back up pad 11 are formed, the right part of dial 13 and the right part of train wheel bridge 12 all offer the via hole (via hole 133 on dial 13 has been shown in Fig. 1) for electromechanical assemblies assembling, the right part of dial 13 is before via hole 133, rear side respectively offers a dial pilot hole 131 corresponding with translucent cover reference column 201, the front side left end of the via hole 133 of dial 13 and the via hole of train wheel bridge 12 all offers arc that the right hand helix tooth 282 for worm gear 28 passes through and dodges breach and (illustrated in Fig. 1 that the arc on dial 13 dodges breach 132, it can allow at least 5 teeth of transition spur gear 15 expose), the upper end cylindrical of transition spur gear 15 has 45 ° of chamferings, transition spur gear 15 engages with the afterbody gear 16 of gear assembly, transition spur gear 15 also engages with the straight-tooth 281 of worm gear 28.
Translucent cover 20 has external thread, O-ring seal 3 is arranged on the upper surface of pallet 10, the upper end-face edge of pallet 10 has outwardly directed boss 101, before the upside of character wheel frame 23, rear both sides are supported on the via edges of train wheel bridge 12, translucent cover 20 is positioned at above dial 13 by translucent cover reference column 201 with coordinating of dial pilot hole 131, translucent cover 20 is just to the upper surface of pallet 10 and compresses seal 3, one section is L-shaped and the female plastic ferrule 4 of vertical portion tool is enclosed within outside pallet 10, the horizontal component of plastic ferrule 4 and the boss 101 of pallet 10 against, the vertical portion of plastic ferrule 4 is spun with translucent cover 20 with externally threaded cooperation by internal thread.
When the electromechanical assemblies of direct-reading water meter breaks down, to unscrewing plastic ferrule 4, until plastic ferrule 4 and translucent cover 20 depart from completely, upwards extract dynamo-electric portion and fill 1, unscrew the screw 26 of connection data line 21 and circuit board 25, when ensureing that line bank 27 and screw 26 still have 2 ~ 3 pitch thread connection status, data line 21, line bank 27, screw 26 are walked around together the U-shaped breach 251 of circuit board 25, character wheel frame 23 is taken off (namely character wheel frame pilot hole 234 and panel reference column 221 depart from) from panel 22, thus electromechanical assemblies is disassembled.
When again loading onto new electromechanical assemblies, first the character wheel frame 23 of electromechanical assemblies is contained on the panel reference column 221 of panel 22 by character wheel frame pilot hole 234, the bar portion of screw 26 is stuck in the U-shaped breach 251 of circuit board 25, and tightening screw 26 and line bank 27 again, make circuit board 25 and data line 21 conducting, dynamo-electric portion fills 1 assembling and completes; Then worm gear 28 is stirred, 20 cylinders 2411 that worm gear 28 is divided equally by tooth promotion transition character wheel 241 side by its right hand helix tooth 282, thus drive transition character wheel 241 to rotate, and then drive other character wheels in character wheel group 24 to rotate, make the character wheel display water yield and out of order character wheel show the water yield consistent; Finally, from top to bottom electromechanical assemblies is loaded in the space that train wheel bridge 12 and back up pad 11 formed by the via hole 133 on dial 13 and the via hole on train wheel bridge 12, the forward and backward both sides, upside of character wheel frame 23 are supported on the via edges of train wheel bridge 12, translucent cover reference column 201 inserts in dial pilot hole 131, make translucent cover 20 just to the upper surface of pallet 10 and compresses seal 3, upwards plastic ferrule 4 and translucent cover 20 are screwed with hand.
During user's water, pointer 14 rotates, each gear in gear assembly also rotates, afterbody gear 16 rotates and drives transition spur gear 15 to rotate, transition spur gear 15 drives worm gear 28 to rotate, and worm gear 28 is rotated and promoted 20 cylinders 2411 of transition character wheel 241 side by its right hand helix tooth 282 by tooth, thus drives transition character wheel 241 to rotate, and then drive other character wheels in character wheel group 24 to rotate, realize the display of water consumption.
Claims (6)
1. a counting mechanism for direct-reading water meter, the dynamo-electric portion comprise gear part dress (1), being connect by removably and gear part load fills (2) and the O-ring seal (3) between gear part fills and dynamo-electric portion fills;
Described dynamo-electric portion's dress (2) is made up of translucent cover assembly and electromechanical assemblies, described translucent cover assembly comprises translucent cover (20), through translucent cover and the data line stretched out downwards (21) and the panel (22) that is arranged on below translucent cover, the circuit board (25) that described electromechanical assemblies comprises character wheel frame (23), is arranged on the character wheel group (24) in character wheel frame and is arranged on the right side of character wheel frame, the upside of described character wheel frame (23) is connected with panel (22) by removably;
Described gear part dress (1) comprises pallet (10), be arranged on the back up pad (11) in pallet, be arranged on the train wheel bridge (12) of back up pad upper end, be arranged on the dial (13) of train wheel bridge (12) upper surface, be positioned at the pointer (14) above dial and be arranged on the space and the gear assembly together rotated with pointer (14) that train wheel bridge and back up pad formed, the right part of described dial (13) and the right part of train wheel bridge (12) all offer the via hole for electromechanical assemblies assembling, before the upside of described character wheel frame (23), rear both sides are supported on the via edges of train wheel bridge (12),
It is characterized in that:
The lower end of described data line (21) has screw (26), screw is connected with line bank (27), the lower end wiring position of described circuit board (25) offers U-shaped breach (251), the bar portion of described screw (26) is stuck in also by line bank (27) locking in U-shaped breach (251), thus makes circuit board (25) and data line (21) conducting;
Described electromechanical assemblies also comprises worm gear (28), worm gear is arranged on the front side left end of character wheel frame (23) by worm-wheel shaft (29), the bottom of worm gear is straight-tooth (281), top is right hand helix tooth (282), and right hand helix tooth can drive the transition character wheel (241) in character wheel group (24) to rotate;
The front side left end of the via hole of described dial (13) and the via hole of train wheel bridge (12) all offers the arc supplying the right hand helix tooth (282) of worm gear to pass through and dodges breach, in the space that described train wheel bridge (12) and back up pad (11) are formed, transition spur gear (15) is installed, this transition spur gear engages with the afterbody gear (16) of described gear assembly, also engages with the straight-tooth (281) of worm gear (28).
2. the counting mechanism of direct-reading water meter according to claim 1, is characterized in that: the upper end cylindrical of described transition spur gear (15) has 45 ° of chamferings.
3. the counting mechanism of direct-reading water meter according to claim 1, it is characterized in that: the left end upper and lower part, front side of described character wheel frame (23) all has the journal stirrup (231) stretched out forward, the journal stirrup on top offers worm-wheel shaft installation gap (232), the journal stirrup of bottom offers worm-wheel shaft mounting hole (233), and the upper end of described worm-wheel shaft (29) is contained in worm-wheel shaft installation gap by axle sleeve (5), lower end is contained in worm-wheel shaft mounting hole.
4. the counting mechanism of the direct-reading water meter according to claim 1 or 2 or 3, it is characterized in that: described translucent cover (20) has external thread, described O-ring seal (3) is arranged on the upper surface of pallet (10), the upper end-face edge of pallet has outwardly directed boss (101), translucent cover is just to being placed on the upper surface of pallet and compresses seal (3), one section is L-shaped and the female plastic ferrule of vertical portion tool (4) is enclosed within outside pallet, the horizontal component of this plastic ferrule and the boss of pallet against, the vertical portion of this plastic ferrule is spun with translucent cover with externally threaded cooperation by internal thread.
5. the counting mechanism of direct-reading water meter according to claim 4, it is characterized in that: the lower surface of described panel (22) is provided with two panel reference columns (221), the forward and backward both sides, upside of described character wheel frame (23) respectively offer a character wheel frame pilot hole (234) coordinated with panel reference column (221), and character wheel frame (23) is connected with panel (22) with the cooperation of panel reference column by character wheel frame pilot hole.
6. the counting mechanism of direct-reading water meter according to claim 5, it is characterized in that: the lower surface of described translucent cover (20) is provided with two translucent cover reference columns (201), described panel (22) offers two with the panel pilot hole (222) of translucent cover reference column interference fit, described dial (13) offers two dial pilot holes (131) corresponding with translucent cover reference column, described panel (22) is arranged on below translucent cover by the interference fit of panel pilot hole (222) and translucent cover reference column (201), described translucent cover (20) is positioned at above dial with coordinating of dial pilot hole (131) by translucent cover reference column (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521082067.0U CN205228563U (en) | 2015-12-22 | 2015-12-22 | Counting mechanism of direct reading water gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521082067.0U CN205228563U (en) | 2015-12-22 | 2015-12-22 | Counting mechanism of direct reading water gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205228563U true CN205228563U (en) | 2016-05-11 |
Family
ID=55903620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521082067.0U Active CN205228563U (en) | 2015-12-22 | 2015-12-22 | Counting mechanism of direct reading water gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205228563U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123989A (en) * | 2016-08-31 | 2016-11-16 | 温岭甬岭水表有限公司 | Multi-flow remote water meter |
| CN106370256A (en) * | 2016-09-30 | 2017-02-01 | 重庆智能水表集团有限公司 | Sealing device for dry-type water meter counter |
| CN107167208A (en) * | 2017-07-25 | 2017-09-15 | 重庆智能水表集团有限公司 | A kind of radio remote transmitting water meter of contact pin, socket interconnection system |
-
2015
- 2015-12-22 CN CN201521082067.0U patent/CN205228563U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123989A (en) * | 2016-08-31 | 2016-11-16 | 温岭甬岭水表有限公司 | Multi-flow remote water meter |
| CN106370256A (en) * | 2016-09-30 | 2017-02-01 | 重庆智能水表集团有限公司 | Sealing device for dry-type water meter counter |
| CN106370256B (en) * | 2016-09-30 | 2023-08-01 | 重庆智慧水务有限公司 | Sealing device for dry water meter counter |
| CN107167208A (en) * | 2017-07-25 | 2017-09-15 | 重庆智能水表集团有限公司 | A kind of radio remote transmitting water meter of contact pin, socket interconnection system |
| CN107167208B (en) * | 2017-07-25 | 2023-08-01 | 重庆智慧水务有限公司 | Pin and socket connected wireless remote water meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 2 No. 400052 Chongqing Jiulongpo District of Hualong Avenue Patentee after: Chongqing smart water Co., Ltd. Address before: 2 No. 400052 Chongqing Jiulongpo District of Hualong Avenue Patentee before: CHONGQING SMART WATER METER GROUP CO., LTD. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A counting mechanism of direct reading water meter Effective date of registration: 20201104 Granted publication date: 20160511 Pledgee: CHONGQING QIANWEI SCIENCE & TECHNOLOGY GROUP Co.,Ltd. Pledgor: CHONGQING INTELLIGENCE WATER Co.,Ltd. Registration number: Y2020500000015 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211029 Granted publication date: 20160511 Pledgee: CHONGQING QIANWEI SCIENCE & TECHNOLOGY GROUP Co.,Ltd. Pledgor: CHONGQING INTELLIGENCE WATER CO.,LTD. Registration number: Y2020500000015 |