CN207762409U - A kind of screwed pipe and flow meter assembly with Telescopic - Google Patents
A kind of screwed pipe and flow meter assembly with Telescopic Download PDFInfo
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- CN207762409U CN207762409U CN201721660465.5U CN201721660465U CN207762409U CN 207762409 U CN207762409 U CN 207762409U CN 201721660465 U CN201721660465 U CN 201721660465U CN 207762409 U CN207762409 U CN 207762409U
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Abstract
The utility model embodiment is related to pipe fitting technical field, more particularly to a kind of screwed pipe and flow meter assembly with Telescopic, the screwed pipe with Telescopic includes the first fixing pipe and the second fixing pipe, wherein, first fixing pipe includes telescoping tube and flexible pipe sleeve, one end of telescoping tube is contained in flexible pipe sleeve and is abutted with the inner wall of flexible pipe sleeve, telescoping tube can be moved relative to flexible pipe sleeve, to adjust the length of the first fixing pipe, the both ends of the first fixing pipe are fixed with flowmeter and pipeline respectively；The both ends of second fixing pipe are fixed with flowmeter and pipeline respectively.When user is when installing flowmeter, the length of the first fixing pipe can be adjusted according to the length requirement of actual installation, by the length adjustment of the first fixing pipe to best, most suitable installation length, meet the more installation requirements of user, in addition, since user no longer needs to replace the installing pipe of other length, so that installation process enhanced convenience, the user experience is improved.
Description
Technical field
The utility model embodiment is related to pipe fitting technical field, more particularly to a kind of screwed pipe with Telescopic and
Flow meter assembly.
Background technology
Either flowmeter has been widely used in the production of people or the water system of life water meter, existing confession
Either the connection type of flowmeter and water pipe is generally used screw type connection and water meter or flowmeter to water meter in water system
Both ends be equipped with for the mutually fixed fixing piece of flange, therefore, when installing water meter or flowmeter into water system,
It also needs to first install upper threaded flange short sleeve additional respectively at the both ends of water meter or flowmeter, then passes through the short set of threaded flange
Water meter or flowmeter are installed in water system by pipe.
In the process of implementing the utility model, following ask exists in the prior art in the inventor of the utility model
Topic：In the prior art, the length of the threaded flange short sleeve for installing and fixing water meter or flowmeter is typically all
It cannot adjust, therefore when either the total length of flowmeter and threaded flange short sleeve is inadequate or long for water meter,
Then also need to replace the threaded flange short sleeve of suitable dimension again, therefore inconvenient, so being capable of providing a kind of length
The threaded flange short tube set that can be adjusted is very necessary.
Utility model content
The utility model embodiment is mainly solving the technical problems that provide a kind of screwed pipe and stream with Telescopic
Gauge component, the screwed pipe with Telescopic include the first fixing pipe and the second fixing pipe, the first fixing pipe and the second fixing pipe
For flowmeter to be fixed on pipeline, and the length of the first fixing pipe can be adjusted, and user is when installing flowmeter, Ke Yigen
The length of the first fixing pipe is adjusted according to the length requirement of actual installation so that installation process enhanced convenience meets user more
More installation requirements, the user experience is improved.
In a first aspect, in order to solve the above technical problems, the technical solution that the utility model embodiment uses is：It carries
It for a kind of screwed pipe with Telescopic, is used to flowmeter being fixed on pipeline, the screwed pipe with Telescopic includes：
First fixing pipe comprising one end of telescoping tube and flexible pipe sleeve, the telescoping tube is contained in the flexible pipe sleeve
Interior and abutted with the inner wall of the flexible pipe sleeve, the telescoping tube can be moved relative to the flexible pipe sleeve, described in adjusting
The length of first fixing pipe；One end of first fixing pipe is fixed with a fixing end of the flowmeter, and described first fixes
The other end of pipe and a connecting pin of the pipeline are fixed；
Second fixing pipe, one end and another fixing end of the flowmeter are fixed, the other end of second fixing pipe
It is fixed with another connecting pin of the pipeline.
Optionally, first fixing pipe further includes first flange, and the first flange includes first through hole；
The telescoping tube include the first tube body and by one end of first tube body extend outwardly first abut
The other end of part, first tube body passes through the first through hole and is contained in the flexible pipe sleeve；
The first flange and a fixing end of the flowmeter are fixed, and the first flange is pressed from both sides with the flowmeter
First fitting is held, to fix first fixing pipe with the flowmeter.
Optionally, the flexible pipe sleeve includes abutting part and the second tube body, and the abutting part is connected with second tube body,
One end of first tube body is located in second tube body and the abutting part is abutted with the outer wall of first tube body, described
Second tube body further includes limiting section, and for the limiting section for being limited to first tube body, first tube body can be opposite
It is moved in second tube body, i.e., the distance between described first tube body and the limiting section are adjusted, to adjust described the
The length of one fixing pipe.
Optionally, the outer wall of one end far from first tube body is equipped with the first screw thread on second tube body, and described the
One screw thread is used for and a connecting pin of the pipeline is fixed.
Optionally, first fixing pipe further includes tetrafluoro washer and O-ring seal；
The abutting part is provided with seal groove, and the notch of the seal groove is abutted with the outer wall of first tube body, described
Tetrafluoro washer and O-ring seal are placed in the seal groove.
Optionally, the quantity of the tetrafluoro washer is two, and the quantity of the O-ring seal is one, two described four
Fluorine washer is located at the both sides of the O-ring seal.
Optionally, second fixing pipe includes second flange, third tube body and one end court by the third tube body
Outer to extend the second obtained fitting, the second flange includes the second through-hole, and the third tube body passes through second through-hole,
The second flange and another fixing end of the flowmeter are fixed, and the second flange and the flowmeter
Second fitting is clamped, to fix second fixing pipe with the flowmeter.
Optionally, the outer wall of one end far from the second flange is equipped with the second screw thread on the third tube body, and described the
Two screw threads are used for and another connecting pin of the pipeline is fixed.
Second aspect, the technical solution that the utility model embodiment uses also provide a kind of flow meter assembly, including stream
Gauge and the above-mentioned screwed pipe with Telescopic；
The flowmeter include two fixing ends, two fixing ends respectively with first fixing pipe and described second
Fixing pipe is fixed.
Optionally, it is screwed between the flowmeter and first fixing pipe, the flowmeter and described the
It is fixed also by screw between two fixing pipes.
The advantageous effect of the utility model embodiment is：The case where being different from the prior art is implemented in the utility model
In mode, the screwed pipe with Telescopic includes：First fixing pipe comprising telescoping tube and flexible pipe sleeve, the telescoping tube
One end is contained in the flexible pipe sleeve and is abutted with the inner wall of the flexible pipe sleeve, and the telescoping tube can be relative to described flexible
Pipe sleeve moves, to adjust the length of first fixing pipe；One end of first fixing pipe and a fixing end of flowmeter
Fixed, the other end of first fixing pipe and a connecting pin of pipeline are fixed；Second fixing pipe, one end and the flowmeter
Another fixing end fix, the other end of second fixing pipe is fixed with another connecting pin of the pipeline.Wherein, described
One fixing pipe and second fixing pipe are used to the flowmeter being fixed on the pipeline, since the telescoping tube can be opposite
It is moved in the flexible pipe sleeve, to realize the length for adjusting first fixing pipe, therefore when user is when installing flowmeter,
The length that the first fixing pipe can be adjusted according to the length requirement of actual installation, by the length adjustment of the first fixing pipe to most
Good, most suitable installation length meets the more installation requirements of user, further, since user no longer needs to replace other length
Installing pipe so that installation process enhanced convenience, the user experience is improved.
Description of the drawings
One or more embodiments are illustrated by the picture in corresponding attached drawing, these are exemplary
Illustrate not constitute the restriction to embodiment, the element with same reference numbers label is expressed as similar member in attached drawing
Part, unless there are special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the front view of screwed pipe embodiment of the utility model with Telescopic；
Fig. 2 is the configuration schematic diagram of screwed pipe embodiment of the utility model with Telescopic；
Fig. 3 is the partial cutaway schematic of the utility model flow meter assembly embodiment；
Fig. 4 is the structural schematic diagram of first flange in screwed pipe embodiment of the utility model with Telescopic；
Fig. 5 is the sectional view of the first fixing pipe in screwed pipe embodiment of the utility model with Telescopic；
Fig. 6 is the sectional view of flexible pipe sleeve in screwed pipe embodiment of the utility model with Telescopic；
Fig. 7 is the sectional view of the second fixing pipe in screwed pipe embodiment of the utility model with Telescopic；
Fig. 8 is the structural schematic diagram of second flange in screwed pipe embodiment of the utility model with Telescopic；
Fig. 9 is the front view of the utility model flow meter assembly embodiment.
Specific implementation mode
For the ease of understanding the utility model, with reference to the accompanying drawings and detailed description, the utility model is carried out more
Detailed description.It should be noted that when element is expressed " being fixed on " another element, it can be directly in another element
Upper or placed in the middle there may be one or more therebetween elements.When an element is expressed " connection " another element, it can
To be directly to another element or may exist one or more elements placed in the middle therebetween.This specification is used
Term " vertical ", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, technical and scientific term all used in this specification and the skill for belonging to the utility model
The normally understood meaning of technical staff in art field is identical.Art used in the description of the utility model in this specification
Language is intended merely to the purpose of description specific embodiment, is not intended to limitation the utility model.Art used in this specification
Language "and/or" includes any and all combinations of one or more relevant Listed Items.
Please refer to Fig.1 to Fig.3, a kind of screwed pipe 100 with Telescopic of the utility model embodiment, be used for by
Flowmeter 300 is fixed in pipeline (not shown), which includes：First fixing pipe 10 and second
Fixing pipe 20；One end of first fixing pipe 10 is fixed with a fixing end 301 of flowmeter 300, the other end of the first fixing pipe 10
It is fixed with a connecting pin of pipeline, one end of the second fixing pipe 20 is fixed with another fixing end 301 of flowmeter 300, and second is solid
The other end of fixed tube 20 and another connecting pin of pipeline are fixed；The first fixing pipe 10 and the second fixing pipe 20 are by flowmeter as a result,
300 are fixed on pipeline.
It should be noted that：Flowmeter 300 in the alternate embodiments of the utility model can also be electromagnetism water meter etc..
First fixing pipe 10 includes first flange 11, telescoping tube 12 and flexible pipe sleeve 13, and one end of telescoping tube 12 is contained in
It is abutted in flexible pipe sleeve 13 and with the inner wall of flexible pipe sleeve 13, telescoping tube 12 can be moved relative to flexible pipe sleeve 13, to adjust
The length of first fixing pipe 10.
Specifically, further referring to fig. 4 to fig. 6, first flange 11 includes first through hole 111 and multiple first mounting holes
112；Telescoping tube 12 includes the first tube body 121 and the first fitting to be extended outwardly by one end of the first tube body 121
122, the other end of the first tube body 121 passes through first through hole 111 and is contained in flexible pipe sleeve 13；First flange 11 and flowmeter
300 fixing end 301 is fixed, and the first fitting 122 is clamped with flowmeter 300 in first flange 11, to consolidate first
Fixed tube 10 is fixed with flowmeter 300, optionally, the first fitting 122 doing at surface roughening on one side far from first flange 11
Reason, first flange 11 and the fixed form of flowmeter 300 fix for screw, i.e., by screw 302 pass through the first mounting hole 112 and
Flowmeter 300 is fixed, further alternative, and the quantity of the first mounting hole 112 is four and four the first mounting holes 112 uniformly divide
It is distributed in first flange 11.Further specifically, flexible pipe sleeve 13 includes abutting part 131 and the second tube body 132, abutting part 131
It is connected with the second tube body 132, one end of the first tube body 121 is located at 132 interior and abutting part 131 of the second tube body and the first tube body 121
Outer wall abut, the second tube body 132 further includes limiting section 1321, and limiting section 1321 is for limiting the first tube body 121, the
One tube body 121 can be moved relative to the second tube body 132, i.e., the distance between the first tube body 121 and limiting section 1321 are adjustable, from
And adjust the length of the first fixing pipe 10.It should be noted that abutting part 131 is closely abutted with the outer wall of the first tube body 121, prevent
Only pipe leakage, optionally, the cross section of abutting part 131, the first tube body 121 and the second tube body 132 is annulus, abutting part
131 internal diameter is identical as the outer diameter of the first tube body 121, since the first tube body 121 can be moved relative to the second tube body 132, to
Realize the length for adjusting the first fixing pipe 10, therefore when user is when installing flowmeter 300, it can be according to the length of actual installation
Demand adjusts the length of the first fixing pipe 10, i.e., flexible to change by manpower movement telescoping tube 12 or flexible pipe sleeve 13
In other words the distance between the first tube body 121 and limiting section 1321 can be changed in the relative position of pipe 12 and flexible pipe sleeve 13, will
The length adjustment of first fixing pipe 10 meets the more installation requirements of user to best, most suitable installation length.It is optional
, first flange 11, telescoping tube 12 and flexible pipe sleeve 13 are prepared by 304 stainless steels, after installation is complete, flowmeter 300,
Telescoping tube 12, flexible pipe sleeve 13 and pipeline are sequentially communicated.
Further, for the ease of installation, the outer wall of one end far from the first tube body 121 is equipped with the on the second tube body 132
One screw thread 1322, the first screw thread 1322 is used for and a connecting pin of pipeline is fixed, and is equipped with and first in this connecting pin of pipeline
1322 matched thread groove of screw thread.
In order to further enhance the leakproofness of the first fixing pipe 10 in the screwed pipe 100 with Telescopic, optionally, first
Fixing pipe 10 further includes tetrafluoro washer 14 and O-ring seal 15；Abutting part 131 is provided with seal groove 1311, seal groove 1311
Notch is abutted with the outer wall of the first tube body 121, and tetrafluoro washer 14 and O-ring seal 15 are placed in seal groove 1311.Optionally, four
The quantity of fluorine washer 14 is two, and the quantity of O-ring seal 15 is one, and two tetrafluoro washers 14 are located at O-ring seal
15 both sides.
Fig. 7 and Fig. 8 are please referred to, the second fixing pipe 20 is including second flange 21, third tube body 22 and by third tube body 22
The second fitting 23 for extending outwardly of one end, second flange 21 includes the second through-hole 211 and multiple second mounting holes
212, third tube body 22 passes through the second through-hole 211；Second flange 21 and another fixing end 301 of flowmeter 300 are fixed, and the
The second fitting 23 is clamped with flowmeter 300 in two flanges 21, to which the second fixing pipe 20 be fixed with flowmeter 300, optionally,
Second fitting 23 does surface roughening treatment, the fixation of second flange 21 and flowmeter 300 on one side far from second flange 21
Mode is fixed for screw, i.e., passes through the second mounting hole 212 to be fixed with flowmeter 300 by screw 302, further alternative, the
The quantity of two mounting holes 212 is four and four the second mounting holes 212 are uniformly distributed in second flange 21.Optionally, second
Flange 21, third tube body 22 and the second fitting 23 are prepared by 304 stainless steels, after installation is complete, pipeline, third tube body
22 and flowmeter 300 be sequentially communicated.
Further, for the ease of installing, the outer wall of one end far from second flange 21 on third tube body 22 is equipped with second
Screw thread 221, the second screw thread 221 is used for and another connecting pin of pipeline is fixed, and is equipped with and the second spiral shell in this connecting pin of pipeline
221 matched thread groove of line.
Referring to Fig. 9, the technical solution that the utility model embodiment uses also provides a kind of flow meter assembly 01, including
Flowmeter 300, the above-mentioned screwed pipe 100 with Telescopic and flange gasket (not marking)；
Flowmeter 300 includes two fixing ends 301, and two fixing ends 301 are fixed with the first fixing pipe 10 and second respectively
Pipe 20 is fixed.Optionally, it is fixed by screw 302 between flowmeter 300 and the first fixing pipe 10, flowmeter 300 and second is solid
It is fixed also by screw 302 between fixed tube 20.Further specifically, the fixing end 301 and first flange of flowmeter 300
11 are fixed by screw 302, and are installed with a flange between this fixing end 301 and the first fixing pipe 10 of flowmeter 300
Pad, another fixing end 301 of flowmeter 300 fixed with second flange 21 by screw 302, and flowmeter 300 this is a
It is also installed with a flange gasket between fixing end 301 and the second fixing pipe 20.
It is worth noting that the step of installation the utility model embodiment flow meter assembly 01, is as follows：By third tube body
22 pass through the second through-hole 211 of second flange 21, by screw 302 by a fixing end 301 of second flange 21 and flowmeter 300
It is fixed, it is wrapped with production band on the second screw thread 221 of third tube body 22 or stamps liquid raw material glue, then by third tube body 22
The second screw thread 221 tighten fixation with a connecting pin of pipeline or water inlet valve；In the seal groove 1311 of flexible pipe sleeve 13
One end of telescoping tube 12 is passed through the first through hole 111 of first flange 11 to cover again by interior placement tetrafluoro washer 14 and O-ring seal 15
Enter in flexible pipe sleeve 13, one end that telescoping tube 12 is located in flexible pipe sleeve 13 is closely abutted with the inner wall of flexible pipe sleeve 13 to solid
It is fixed, first flange 11 and another fixing end 301 of flowmeter 300 are fixed with screw 302, user according to physical length demand,
By pulling out or filling in flexible pipe sleeve 13 by telescoping tube 12 to adjust the length of the first fixing pipe 10, the of flexible pipe sleeve 13
Be wrapped with production band on one screw thread 1322 or stamp liquid raw material glue, then by another connecting pin of flexible pipe sleeve 13 and pipeline or
Person's outlet valve tightens fixation；Thus flow meter assembly 01 is assembled and completes and is fixed on pipeline.
The advantageous effect of the utility model embodiment is：The case where being different from the prior art is implemented in the utility model
In mode, the screwed pipe 100 with Telescopic includes：First fixing pipe 10 comprising telescoping tube 12 and flexible pipe sleeve 13 stretch
One end of pipe 12 is contained in flexible pipe sleeve 13 and is abutted with the inner wall of flexible pipe sleeve 13, and telescoping tube 12 can be relative to flexible pipe sleeve
13 movements, to adjust the length of the first fixing pipe 10；One end of first fixing pipe 10 and a fixing end 301 of flowmeter 300
Fixed, the other end of the first fixing pipe 10 and a connecting pin of pipeline are fixed；Second fixing pipe 20, one end and flowmeter 300
Another fixing end 301 fix, the other end of the second fixing pipe 20 and another connecting pin of pipeline are fixed.Wherein, it first fixes
Pipe 10 and the second fixing pipe 20 are used to flowmeter 300 being fixed on pipeline, since telescoping tube 12 can be relative to flexible pipe sleeve 13
It is mobile, it, can be according to reality to realize the length for adjusting the first fixing pipe 10, therefore when user is when installing flowmeter 300
The length requirement of installation adjusts the length of the first fixing pipe 10, by the length adjustment of the first fixing pipe 10 to best, most suitable
Installation length, meet the more installation requirements of user, further, since user no longer needs to replace the installing pipe of other length,
So that installation process enhanced convenience, the user experience is improved.
The foregoing is merely the embodiments of the utility model, and it does not limit the scope of the patent of the present invention, all
It is equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly or indirectly uses
In other related technical areas, it is equally included in the patent within the scope of the utility model.
Claims (10)
1. a kind of screwed pipe with Telescopic, is used to flowmeter being fixed on pipeline, which is characterized in that including：
First fixing pipe comprising one end of telescoping tube and flexible pipe sleeve, the telescoping tube is contained in the flexible pipe sleeve simultaneously
It is abutted with the inner wall of the flexible pipe sleeve, the telescoping tube can be moved relative to the flexible pipe sleeve, to adjust described first
The length of fixing pipe；One end of first fixing pipe is fixed with a fixing end of the flowmeter, first fixing pipe
One connecting pin of the other end and the pipeline is fixed；
Second fixing pipe, one end and another fixing end of the flowmeter are fixed, the other end of second fixing pipe and institute
Another connecting pin for stating pipeline is fixed.
2. the screwed pipe according to claim 1 with Telescopic, which is characterized in that
First fixing pipe further includes first flange, and the first flange includes first through hole；
The telescoping tube includes the first tube body and the first fitting for being extended outwardly by one end of first tube body,
The other end of first tube body passes through the first through hole and is contained in the flexible pipe sleeve；
The first flange and a fixing end of the flowmeter are fixed, and institute is clamped with the flowmeter in the first flange
The first fitting is stated, to fix first fixing pipe with the flowmeter.
3. the screwed pipe according to claim 2 with Telescopic, which is characterized in that
The flexible pipe sleeve includes abutting part and the second tube body, and the abutting part is connected with second tube body, first pipe
One end of body is located in second tube body and the abutting part is abutted with the outer wall of first tube body, and second tube body is also
Including limiting section, for the limiting section for being limited to first tube body, first tube body can be relative to described second
Tube body moves, i.e., the distance between described first tube body and the limiting section are adjustable, to adjust first fixing pipe
Length.
4. the screwed pipe according to claim 3 with Telescopic, which is characterized in that
On second tube body far from first tube body one end outer wall be equipped with the first screw thread, first screw thread be used for and
One connecting pin of the pipeline is fixed.
5. the screwed pipe according to claim 4 with Telescopic, which is characterized in that
First fixing pipe further includes tetrafluoro washer and O-ring seal；
The abutting part is provided with seal groove, and the notch of the seal groove is abutted with the outer wall of first tube body, the tetrafluoro
Washer and O-ring seal are placed in the seal groove.
6. the screwed pipe according to claim 5 with Telescopic, which is characterized in that
The quantity of the tetrafluoro washer is two, and the quantity of the O-ring seal is one, and two tetrafluoro washers distinguish position
In the both sides of the O-ring seal.
7. the screwed pipe according to claim 1 with Telescopic, which is characterized in that
Second fixing pipe includes that second flange, third tube body and one end by the third tube body extend outwardly to obtain
The second fitting, the second flange include the second through-hole, the third tube body pass through second through-hole；
The second flange and another fixing end of the flowmeter are fixed, and the second flange is clamped with the flowmeter
Second fitting, to fix second fixing pipe with the flowmeter.
8. the screwed pipe according to claim 7 with Telescopic, which is characterized in that
On the third tube body far from the second flange one end outer wall be equipped with the second screw thread, second screw thread be used for and
Another connecting pin of the pipeline is fixed.
9. a kind of flow meter assembly, which is characterized in that flexible including flowmeter and band described in any item of the claim 1 to 8
The screwed pipe of function；
The flowmeter includes two fixing ends, and two fixing ends are fixed with first fixing pipe and described second respectively
Pipe is fixed.
10. flow meter assembly according to claim 9, which is characterized in that
It is screwed between the flowmeter and first fixing pipe, between the flowmeter and second fixing pipe
It is fixed also by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721660465.5U CN207762409U (en) | 2017-12-01 | 2017-12-01 | A kind of screwed pipe and flow meter assembly with Telescopic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721660465.5U CN207762409U (en) | 2017-12-01 | 2017-12-01 | A kind of screwed pipe and flow meter assembly with Telescopic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207762409U true CN207762409U (en) | 2018-08-24 |
Family
ID=63189286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721660465.5U Active CN207762409U (en) | 2017-12-01 | 2017-12-01 | A kind of screwed pipe and flow meter assembly with Telescopic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207762409U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940146A (en) * | 2017-12-01 | 2018-04-20 | 深圳市拓安信计控仪表有限公司 | A kind of screwed pipe and flow meter assembly with Telescopic |
-
2017
- 2017-12-01 CN CN201721660465.5U patent/CN207762409U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940146A (en) * | 2017-12-01 | 2018-04-20 | 深圳市拓安信计控仪表有限公司 | A kind of screwed pipe and flow meter assembly with Telescopic |
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Address after: 518055 Room 3203, Building D, Lot 1, Chuangzhi Yuncheng, Liuxian Avenue, Xili Community, Nanshan District, Shenzhen, Guangdong Patentee after: Shenzhen Tuoan Trust Internet of Things Co.,Ltd. Address before: 518108 West of 1st Floor, Building 12, South of 1st Floor, Building 14 and South of 2nd Floor, Tangtou Third Industrial Zone, Shiyan Street Office, Bao'an District, Shenzhen, Guangdong Patentee before: SHENZHEN ANSO MEASUREMENT & CONTROL INSTRUMENTS CO.,LTD. |
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