CN219775487U - Water flow indicator - Google Patents
Water flow indicator Download PDFInfo
- Publication number
- CN219775487U CN219775487U CN202321282342.8U CN202321282342U CN219775487U CN 219775487 U CN219775487 U CN 219775487U CN 202321282342 U CN202321282342 U CN 202321282342U CN 219775487 U CN219775487 U CN 219775487U
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- connecting part
- water flow
- wall
- tube
- flow indicator
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 230000000903 blocking effect Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 9
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Abstract
The utility model relates to the technical field of fire-fighting products, in particular to a water flow indicator which is used for detecting water flow signals in a water supply pipe and comprises a detection box, a support pipe, a flow blocking blade, a detection pipe, a left connecting part and a right connecting part; the left connecting part and the right connecting part have the same structure; the left connecting part and the right connecting part are respectively arranged at the water inlet end and the water outlet end of the detection pipe; the left connecting part is provided with a mounting groove; the mounting groove is coaxial with the detection tube; the size of the water supply pipe is matched with the size of the mounting groove; when the water flow indicator is installed, the inner wall and the outer wall of the water flow pipe are in seamless contact with the inner wall of the installation groove at least partially, so that the dismounting efficiency of the water flow indicator can be improved, and time and labor are saved.
Description
Technical Field
The utility model relates to the technical field of fire-fighting products, in particular to a water flow indicator.
Background
The water flow indicator belongs to a sight glass instrument valve, is suitable for industrial production pipelines of petroleum, chemical industry, chemical fiber, medicine, food, power plants, pumps and the like, can observe turbidity of media such as liquid, gas, steam and the like at any time through a window and measure flow speed reaction conditions of the media, and is one of pipeline accessories which are indispensable for ensuring normal production and ensuring product quality.
The water flow indicator is also applied to an automatic water spraying fire extinguishing system, and can be arranged on a main water supply pipe or a cross rod water pipe for converting water flow signals into electric signals. Specifically, the water flow indicator pushes the sensing assembly by utilizing the flow of water in the pipe network to trigger the micro switch, so that a water flow signal is converted into an electric signal to be fed back to the fire control center, and the water flow indicator can be used for detecting the running condition of an automatic water spraying fire extinguishing system and determining the fire disaster occurrence area.
The water flow indicator comprises a threaded water flow indicator, a welded water flow indicator, a flange type water flow indicator, a saddle type water flow indicator and a saddle type water flow indicator. For the flange type water flow indicator, a plurality of bolts are needed to fix the flange head to the corresponding water supply pipe during installation, the installation process is relatively complicated, and disassembly is also complicated during maintenance, so that troubles are caused for actual installation and maintenance and replacement.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide the water flow indicator, which can improve the disassembly and assembly efficiency of the water flow indicator and save time and labor.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a water flow indicator is used for detecting water flow signals in a water supply pipe and comprises a detection box, a support pipe, a flow blocking blade, a detection pipe, a left connecting part and a right connecting part; the left connecting part and the right connecting part have the same structure; the left connecting part and the right connecting part are respectively arranged at the water inlet end and the water outlet end of the detection pipe; the left connecting part is provided with a mounting groove; the mounting groove is coaxial with the detection tube; the size of the water supply pipe is matched with the size of the mounting groove; when the water supply pipe is installed, the inner wall and the outer wall of the water supply pipe are at least partially in seamless contact with the inner wall of the installation groove.
Preferably, the left connecting part comprises an outer pipe and an inner pipe; the right end of the outer tube is fixedly connected with the left end of the detection tube; the right end of the inner tube is fixedly connected with the inner wall of the outer tube; when the water supply pipe is installed, the inner wall of the water supply pipe is in seamless contact with the outer wall of the inner pipe, and the outer wall of the water supply pipe is in seamless contact with the inner wall of the outer pipe.
Preferably, a sealing layer is further arranged on the inner wall of the outer tube.
Preferably, the sealing layer is made of neoprene or silicone rubber.
Preferably, the left connecting part further comprises a fastening nut; the outer tube is provided with a plurality of through grooves along the length direction; the fastening nut is sleeved on the outer tube, and the fastening nut can axially displace relative to the outer tube.
Preferably, the fastening nut is connected with the outer tube through threads.
Preferably, the through grooves are four.
Preferably, the four through grooves are uniformly distributed around the axis of the outer tube.
Preferably, the outer tube is coaxial with the detection tube.
Compared with the prior art, the utility model has the beneficial effects that: through set up left connecting portion, right connecting portion at the detecting tube both ends, delivery pipe and left connecting portion and right connecting portion are pegged graft during the installation, need the loaded down with trivial details of dismouting a plurality of bolts when having removed current flange rivers indicator dismouting from, can promote the dismouting efficiency of rivers indicator.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic perspective view of a water flow indicator according to the present utility model;
FIG. 3 is a schematic view of the water flow indicator of the present utility model with the fastening nut removed.
In the figure: the device comprises an outer pipe 1, a through groove 101, an inner pipe 2, a fastening nut 3, a sealing layer 4, a detection box 5, a support pipe 6, a blocking blade 7 and a detection pipe 8.
Detailed Description
The following detailed description of the utility model, taken in conjunction with the accompanying drawings, will provide those skilled in the art with a more readily understood understanding of how the utility model may be practiced. While the present utility model has been described in connection with the preferred embodiments thereof, these embodiments are set forth only and are not intended to limit the scope of the utility model.
First embodiment: referring to fig. 1-3, a water flow indicator, comprising: the left connecting part, the right connecting part, the detection box 5, the support tube 6, the blocking blade 7 and the detection tube 8.
The support tube 6 is vertically arranged, the lower end of the support tube 6 is fixedly connected with the outer wall of the detection tube 8, and the detection box 5 is arranged at the upper end of the support tube 6; alarm elements such as a micro switch and the like are arranged in the detection box 5; the flow blocking blade 7 is arranged on the inner side of the detection tube 8, and the flow blocking blade 7 is connected with the micro switch through a linkage shaft; the diameter of the flow blocking blade 7 is smaller than the inner diameter of the detection tube 8.
The left connecting part and the right connecting part are symmetrically arranged at the water inlet end and the water outlet end of the detection pipe 8 by taking the flow blocking blade 7 as a reference surface; the left connecting part and the right connecting part have the same structure;
here, the left connecting portion is described as follows: the left connecting part comprises an outer tube 1, an inner tube 2, a fastening nut 3 and a sealing layer 4; the right end of the outer tube 1 is fixedly connected with the left end of the detection tube 8; the outer tube 1 is coaxial with the detection tube 8; the inner diameter and the outer diameter of the outer tube 1 are the same as the inner diameter and the outer diameter of the detection tube 8; an external thread is arranged on the outer wall of the outer tube 1; four through grooves 101 are formed in the outer tube 1 along the length direction of the outer tube 1, and the four through grooves 101 are uniformly distributed around the axis of the outer tube 1;
the sealing layer 4 is uniformly arranged on the inner wall of the outer tube 1; the sealing layer 4 can be made of Ethylene Propylene Diene Monomer (EPDM), modified PVC, chloroprene rubber, silicone rubber and other materials;
the fastening nut 3 is sleeved on the outer tube 1, and the outer tube 1 is connected with the fastening nut 3 through threads; the right end of the inner tube 2 is fixedly connected with the inner wall of the outer tube 1, the outer diameter of the inner tube 2 is smaller than the inner diameter of the outer tube 1, a mounting groove with one open end is formed between the inner tube 2 and the outer tube 1, and when in actual use, the water supply pipe is at least partially embedded in the mounting groove and is clamped or loosened by rotating the fastening nut 3; the mode of inserting and screwing the fastening nut is adopted, so that the trouble of installing a plurality of bolts is avoided, and the dismounting efficiency of the water flow indicator can be improved.
In this embodiment, the outer tube 1 and the inner tube 2 are coaxial, so that the water flow indicator can be more smoothly installed on the water supply tube; further, the outer diameter of the inner tube 2 is matched with the inner diameter of the water supply tube, and the outer wall of the water supply tube is in seamless contact with the sealing layer 4.
Through this technical scheme, through set up left connecting portion, right connecting portion at the detecting tube both ends, delivery pipe and left connecting portion and right connecting portion are pegged graft during the installation, need the loaded down with trivial details of dismouting a plurality of bolts when having removed current flange rivers indicator dismouting from, can promote the dismouting efficiency of rivers indicator.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a rivers indicator for detect the intraductal rivers signal of delivery, including detecting case (5), stay tube (6), flow blocking blade (7) and detecting tube (8), its characterized in that: a left connecting part and a right connecting part; the left connecting part and the right connecting part have the same structure; the left connecting part and the right connecting part are respectively arranged at the water inlet end and the water outlet end of the detection pipe (8); the left connecting part is provided with a mounting groove; the mounting groove is coaxial with the detection tube (8); the size of the water supply pipe is matched with the size of the mounting groove; when the water supply pipe is installed, the inner wall and the outer wall of the water supply pipe are at least partially in seamless contact with the inner wall of the installation groove.
2. A water flow indicator according to claim 1, wherein: the left connecting part comprises an outer pipe (1) and an inner pipe (2); the right end of the outer tube (1) is fixedly connected with the left end of the detection tube (8); the right end of the inner tube (2) is fixedly connected with the inner wall of the outer tube (1); when the water supply pipe is installed, the inner wall of the water supply pipe is in seamless contact with the outer wall of the inner pipe (2), and the outer wall of the water supply pipe is in seamless contact with the inner wall of the outer pipe (1).
3. A water flow indicator according to claim 2, wherein: the inner wall of the outer tube (1) is also provided with a sealing layer.
4. A water flow indicator according to claim 3, wherein: the sealing layer is made of neoprene or silicon rubber.
5. A water flow indicator according to claim 2, wherein: the left connecting part also comprises a fastening nut (3); the outer tube (1) is provided with a plurality of through grooves (101) along the length direction; the fastening nut (3) is sleeved on the outer tube (1), and the fastening nut (3) can axially displace relative to the outer tube (1).
6. A water flow indicator according to claim 5, wherein: the fastening nut (3) is connected with the outer tube (1) through threads.
7. A water flow indicator according to claim 5, wherein: four through grooves (101) are formed.
8. A water flow indicator according to claim 5, wherein: the four through grooves (101) are uniformly distributed around the axis of the outer tube (1).
9. A water flow indicator according to claim 2, wherein: the outer tube (1) is coaxial with the detection tube (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321282342.8U CN219775487U (en) | 2023-05-25 | 2023-05-25 | Water flow indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321282342.8U CN219775487U (en) | 2023-05-25 | 2023-05-25 | Water flow indicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219775487U true CN219775487U (en) | 2023-09-29 |
Family
ID=88106312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321282342.8U Active CN219775487U (en) | 2023-05-25 | 2023-05-25 | Water flow indicator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219775487U (en) |
-
2023
- 2023-05-25 CN CN202321282342.8U patent/CN219775487U/en active Active
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