CN112629774A - Fire control shower nozzle pipeline detection device - Google Patents
Fire control shower nozzle pipeline detection device Download PDFInfo
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- CN112629774A CN112629774A CN202011252370.6A CN202011252370A CN112629774A CN 112629774 A CN112629774 A CN 112629774A CN 202011252370 A CN202011252370 A CN 202011252370A CN 112629774 A CN112629774 A CN 112629774A
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- water
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
- G01M3/2815—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention provides a fire-fighting nozzle pipeline detection device, which comprises a three-way pipe, a connecting pipe, a water sealing piece and a detection piece, wherein the three-way pipe is arranged among floors and is connected with a fire-fighting nozzle pipeline; the detection piece comprises a quick connector which is detachably connected with the connecting pipe. In the practical implementation process, the three-way pipe, the connecting pipe and the water sealing piece are fixedly connected to the fire-fighting nozzle pipeline, the detection piece is connected when detection is needed, the detection piece is quickly connected with the connecting pipe through the quick connector, the water sealing piece is opened, the water pressure in the pipeline is detected through the detection piece, and therefore the through resistance condition of the fire-fighting nozzle pipeline is quickly installed and detected; when the detection is not needed, the detection piece is detached, and damage to the detection piece due to collision or other accidents is avoided.
Description
Technical Field
The invention relates to the technical field of fire fighting, in particular to a fire-fighting nozzle pipeline detection device.
Background
The safety problem is always well appreciated by the masses, in particular to the fire-fighting problem. With the increasing density of urban buildings and the increasing complexity of production sites, the problem of fire protection has become one of the most important safety problems at present. In order to ensure the efficiency of fire extinguishing in a fire extinguishing system, the water in the fire fighting pipeline is required to have a certain water pressure. Under the general condition, the mode of monitoring hydraulic pressure in the fire pipeline is mostly adopted and is set up the manometer at the end of fire control pipe, realizes hydraulic collection in the fire pipeline through reading the measurement numerical value on the manometer, then takes corresponding measure to adjust the water pressure in the fire pipeline, however, only be difficult to confirm the jam position through setting up in the terminal manometer of fire control pipe after the fire control pipe blocks, need open the fire hydrant between each floor and detect for detection efficiency is low.
Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.
Disclosure of Invention
The invention aims to provide a fire sprinkler pipeline detection device capable of being quickly installed and detected.
In order to achieve the purpose, the invention adopts the following technical scheme:
a fire sprinkler pipeline detection device comprises a three-way pipe arranged among floors and connected with a fire sprinkler pipeline, a connecting pipe communicated with the three-way pipe, a water sealing piece for opening or closing the connecting pipe, and a detection piece connected with the connecting pipe and used for detecting water pressure; the detection piece comprises a quick connector which is detachably connected with the connecting pipe.
The connecting pipe is provided with an inner hole wall for plugging the connecting pipe; the water sealing piece comprises a water sealing disc which is rotationally connected with the inner hole wall; the water sealing disc is provided with a first rotating shaft; the inner hole wall is provided with a connecting hole connected with the first rotating shaft and a first water passing hole for water to pass through; the water seal disc is also provided with a blocking piece which is connected with the first rotating shaft and blocks the first water passing hole and a second water passing hole for water flow to pass through.
The first rotating shaft and the connecting pipe are coaxially arranged.
The inner hole wall is provided with a plurality of first water through holes; the water seal disc is provided with a plurality of blocking pieces for blocking the first water passing holes.
The first water passing holes are fan-shaped through holes; the water seal disc is provided with three first water passing holes which are uniformly distributed around the connecting holes.
The separation blade has the first flexible lug with first water hole assorted.
The baffle plate further comprises a baffle plate main body, wherein the baffle plate main body is provided with a first containing groove for containing the first telescopic lug, a connecting rod for connecting the first containing groove with the first telescopic lug, and a first pressure spring which is sleeved outside the connecting rod and abuts against the first containing groove and the first telescopic lug.
The first telescopic lug is provided with a first inclined surface and a second inclined surface which extend along the radial direction of the first rotating shaft; the first inclined plane is gradually inclined towards the inner side of the first telescopic lug from the root part to the end part; the second inclined plane is gradually inclined towards the inner side of the first telescopic lug from the root part to the end part.
The first rotating shaft comprises a first shaft section and a second shaft section which are respectively positioned at two sides of the baffle; the first shaft section is rotatably connected with the connecting hole.
The invention also has a stop device for stopping the water seal disk.
The clamping and stopping device comprises a second telescopic lug arranged on the outer side wall of the water seal disc and a clamping hole for clamping the second telescopic lug on the side wall of the connecting pipe.
The water seal disc is provided with two second containing grooves which are respectively positioned on the outer side wall of the water seal disc and are used for containing second telescopic lugs, a connecting rod for connecting the second telescopic lugs with the second containing grooves, and a second pressure spring which is sleeved outside the connecting rod and abuts against the second containing grooves and the second telescopic lugs.
The quick connector comprises a pipe body connected with the connecting pipe and two first handles respectively positioned at two sides of the pipe body; the first handle is rotatably connected with the pipe body.
The first handle is provided with a clamping convex block which can extend into the clamping hole.
The clamping convex block is provided with a clamping step clamped on the side wall of the connecting pipe.
The first handle also has a cam portion rotatably coupled to the barrel.
The connecting pipe is also provided with a first connecting end part connected with the quick connector; the first connecting end has a connecting groove that mates with the cam portion.
The quick connector is also provided with two inserting holes which are respectively positioned at two sides of the pipe body; the cam part is provided with an extending section extending into the extending hole to extrude the connecting groove.
The first handle also has a first grip portion connected to the cam portion.
The quick connector is also provided with a limiting step arranged on the inner side of the pipe body for limiting the connecting pipe.
The quick connector is also provided with a sealing ring arranged between the first connecting end part and the limiting step.
The quick connector is also provided with a second handle which is rotatably connected with the pipe body; the second handle has a second rotating shaft extending into the tube and connected to the first rotating shaft.
The first rotating shaft, the second rotating shaft and the pipe body are coaxially arranged.
The first rotating shaft is detachably connected with the second rotating shaft.
The second rotating shaft is provided with a first end connected with the first rotating shaft; the first end is provided with a clamping groove connected with the first shaft section; the first shaft section is provided with a bulge matched with the clamping groove.
The second rotating shaft also has a second end outside the tube body; the second handle has a second grip portion connected to a second end.
The detection piece further comprises a pressure gauge connected with the quick connector.
The connecting pipe is also provided with a second connecting end part connected with the three-way pipe; the second connecting end part is connected with the three-way pipe through a bolt.
The three-way pipe is provided with a connecting end connected with the connecting pipe; the connecting end is provided with a mounting seat positioned in the three-way pipe; the water sealing piece further comprises a third pressure spring which is abutted between the mounting seat and the water sealing disc.
After the technical scheme is adopted, in the practical implementation process, the three-way pipe, the connecting pipe and the water sealing piece are fixedly connected to the fire-fighting nozzle pipeline, the detection piece is connected when detection is needed, the detection piece is quickly connected with the connecting pipe through the quick connector, the water sealing piece is opened, the water pressure in the pipeline is detected through the detection piece, and therefore the purpose of quickly installing and detecting the through resistance condition of the fire-fighting nozzle pipeline is achieved; when the detection is not needed, the detection piece is detached, and damage to the detection piece due to collision or other accidents is avoided.
Drawings
In the figure:
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a first perspective view of the connecting tube of the present invention;
FIG. 3 is a second perspective view of the connecting tube of the present invention;
FIG. 4 is a schematic structural diagram of the water seal tray of the present invention;
FIG. 5 is a partial cross-sectional view of the present invention;
a three-way pipe 1; a connecting pipe 2; a water sealing member 3; a detecting member 4; a quick coupling 41; an inner bore wall 21; a water seal disk 31; a first rotating shaft 311; a connection hole 211; a first water passing hole 212; a stopper piece 312; a second water passing hole 313; the first telescoping bump 3121; a first inclined surface 31211; a second inclined surface 31212; a first shaft segment 3111; a second shaft segment 3112; a second telescopic projection 51; a chucking hole 52; a tube 411; a first handle 412; a clamping bump 4121; a cam portion 4122; the connection groove 22; a first holding portion 4123; a limit step 412; a second handle 414; a second rotating shaft 4141; a protrusion 31111; a second holding portion 4142; a pressure gauge 42.
Detailed Description
In order to further explain the technical solution of the present invention, the following detailed description is given by way of specific examples.
As shown in fig. 1-5, a fire sprinkler pipeline detection device comprises a three-way pipe 1 arranged between floors and connected with a fire sprinkler pipeline, a connecting pipe 2 communicated with the three-way pipe 1, a water seal member 3 for opening or closing the connecting pipe 2, and a detection member 4 connected with the connecting pipe 2 and used for detecting water pressure; the detecting member 4 includes a quick coupling 41 detachably coupled to the coupling tube 2. In the practical implementation process, the three-way pipe, the connecting pipe and the water sealing piece are fixedly connected to the fire-fighting nozzle pipeline, the detection piece is connected when detection is needed, the detection piece is quickly connected with the connecting pipe through the quick connector, the water sealing piece is opened, the water pressure in the pipeline is detected through the detection piece, and therefore the through resistance condition of the fire-fighting nozzle pipeline is quickly installed and detected; when the detection is not needed, the detection piece is detached, and damage to the detection piece due to collision or other accidents is avoided.
Preferably, the connecting pipe 2 has an inner hole wall 21 for plugging the connecting pipe 2; the water sealing part 3 comprises a water sealing disc 31 which is rotationally connected with the inner hole wall 21; the water seal disk 31 has a first rotation axis 311; the inner hole wall 21 has a connection hole 211 connected to the first rotation shaft 311 and a first water passing hole 212 through which water flows; the water sealing disk 31 further has a stopper 312 connected to the first rotating shaft 311 and blocking the first water passing hole 212, and a second water passing hole 313 through which water flows. When the connecting pipe needs to be opened, the first water passing hole is communicated with the second water passing hole by rotating the water sealing disc; the water flow in the fire fighting pipe flows out of the connecting pipe through the first water through hole and the second water through hole; when the connecting pipe is closed to needs, rotatory water seal dish makes the first water hole of crossing of separation blade shutoff, and then prevents that the intraductal rivers of fire control from flowing through the connecting pipe.
Preferably, the first rotation shaft 311 is coaxially disposed with the connection pipe 2. The installation of the water sealing piece is convenient.
Preferably, the inner hole wall 21 has a plurality of first water passing holes 212; the water seal disk 31 has a plurality of stoppers 312 for closing the first water passing holes 212. The water passing area is increased, and the detection efficiency is improved.
Preferably, the first water passing hole 212 is a fan-shaped through hole; the water sealing plate 31 has three first water passing holes 212 uniformly distributed around the connection hole 211. Furthermore, the water passing area is increased, and the detection efficiency is improved.
Preferably, the blocking plate 312 has a first telescopic projection 3121 matching with the first water through hole 212. The first water passing hole is blocked by the first telescopic lug, so that water leakage is prevented.
Preferably, the blocking piece 312 further includes a blocking piece 312 main body, and the blocking piece 312 main body has a first receiving groove for receiving the first retractable protrusion 3121, a connecting rod for connecting the first receiving groove and the first retractable protrusion 3121, and a first pressure spring sleeved outside the connecting rod and abutting against between the first receiving groove and the first retractable protrusion 3121. The first pressure spring enables the first telescopic lug to extend out and be clamped into the first water passing hole, and water leakage of the connecting pipe is avoided.
Preferably, the first telescopic protrusion 3121 has a first inclined surface 31211 and a second inclined surface 31212 extending radially along the first rotation axis 311; the first inclined surface 31211 is gradually inclined toward the inside of the first telescopic projection 3121 from the root to the end; the second inclined surface 31212 is gradually inclined toward the inside of the first telescopic projection 3121 from the root to the end. In the practical implementation process, the water seal disc rotates to enable the first inclined surface or the second inclined surface to move along the edge of the first water passing hole, and the first telescopic lug contracts through the first inclined surface or the second inclined surface to open the connecting pipe.
Preferably, the first rotating shaft 311 includes a first shaft section 3111 and a second shaft section 3112 at both sides of the flap 312; the first shaft segment 3111 is rotatably coupled to the coupling hole 211. So that the rotation is more stable and efficient.
Preferably, the present invention further includes a locking means for locking the water seal tray 31. The water sealing disc is clamped by the clamping and stopping device, so that the situation that the connecting pipe is opened unintentionally when the connecting pipe is not detected is avoided, and water leakage of the connecting pipe is further avoided.
Preferably, the locking device includes a second telescopic protrusion 51 disposed on the outer sidewall of the water seal tray 31, and a locking hole 52 disposed on the sidewall of the connection pipe 2 for the second telescopic protrusion 51 to be locked in. Prevent through the cooperation in the flexible lug of second and the card hole that the water seal dish from rotating, and then avoid when non-detecting, the connecting pipe is not wantonly opened, avoids the connecting pipe to leak.
Preferably, the water seal disc 31 has two second receiving grooves respectively located on the outer side wall of the water seal disc 31 for receiving the second retractable protrusion 51, a connecting rod for connecting the second retractable protrusion 51 and the second receiving groove, and a second pressure spring sleeved on the connecting rod and abutting against the outside of the connecting rod between the second receiving groove and the second retractable protrusion 51. Furthermore, the second compression spring enables the second telescopic lug to extend out and be clamped into the clamping hole to prevent the water seal disc from rotating, and when detection is needed, the second telescopic lug is extruded to enable the second telescopic lug to contract, so that the water seal disc can rotate; thereby avoiding the unintended opening of the connecting pipe and avoiding the water leakage of the connecting pipe.
Preferably, the quick coupling 41 includes a tube 411 connected to the connection tube 2 and two first handles 412 respectively disposed at both sides of the tube 411; the first handle 412 is rotatably connected to the tube 411. In the actual implementation process, the first handle is rotated to connect the quick connector and the connecting pipe together, so that the connection is quick and efficient, and the detection efficiency of the detection device is effectively improved.
Preferably, the first handle 412 has a detent protrusion 4121 that can extend into the detent aperture 52. The retaining projection 4121 is disposed on the first holding portion 4123. In the practical implementation process, after the quick connector is connected with the connecting pipe, the clamping convex block extends into the clamping hole, so that the second telescopic convex block is contracted, the clamping device is opened, and the water seal disc can rotate; the clamping stop device is opened while the connection is carried out, so that the mounting and detecting efficiency is effectively improved.
Preferably, the catching projection 4121 has a catching step that catches on a side wall of the connecting pipe 2. The depth of the clamping convex block extending into the clamping hole is limited by the clamping step.
Preferably, the first handle 412 also has a cam 4122 rotatably coupled to the tubular body 411. The rotation through cam portion is to the spread groove screens, can adjust the elasticity of quick-operation joint and connecting pipe simultaneously.
Preferably, the connection tube 2 also has a first connection end connected to the quick coupling 41; the first connection end has a connection groove 22 to be fitted with the cam portion 4122. In practical implementation, the connecting pipe is connected with the quick joint by the cam part clamping the connecting groove.
Preferably, the quick connector 41 further has two insertion holes respectively located at two sides of the tube 411; the cam portion 4122 has an entering section that enters the hole pressing connection groove 22. Furthermore, the connection groove is clamped by the stretching section stretching into the stretching hole.
Preferably, the first handle 412 also has a first grip portion 4123 connected to the cam portion 4122. The holding and the operation are convenient.
Preferably, the quick coupling 41 further includes a limiting step 412 disposed inside the pipe body 411 to limit the connection pipe 2. The cam part is rotated through the first holding part, and the first connecting end part abuts against the limiting step through the side wall of the connecting groove abutted by the extending section of the cam part, so that the connecting pipe is firmly connected with the quick connector.
Preferably, the quick connector 41 further has a sealing ring disposed between the first connecting end and the stopping step 412. The water leakage is prevented by the sealing ring.
Preferably, the quick coupling 41 also has a second handle 414 rotatably connected to the tubular body 411; the second handle 414 has a second rotating shaft 4141 inserted into the tube 411 and connected to the first rotating shaft 311. The second rotating shaft is rotated by rotating the second handle to drive the first rotating shaft to rotate, so that the water sealing disc is rotated; the water flow enters the detection piece through the connecting pipe for detection.
Preferably, the first rotating shaft 311, the second rotating shaft 4141, and the tube 411 are coaxially disposed. The installation and the connection of first axis of rotation and second axis of rotation are made things convenient for.
Preferably, first rotating shaft 311 is detachably connected to second rotating shaft 4141. The first rotating shaft and the second rotating shaft can be conveniently mounted and dismounted.
Preferably, second rotating shaft 4141 has a first end connected to first rotating shaft 311; the first end has a slot to which the first shaft section 3111 is connected; the first shaft section 3111 has a protrusion 31111 that mates with the slot. Furthermore, the clamping groove and the bulge are matched to facilitate the installation and the disassembly of the first rotating shaft and the second rotating shaft, and meanwhile, the second rotating shaft section is convenient to drive the first rotating shaft to rotate.
Preferably, the second rotating shaft 4141 further has a second end outside the tube 411; the second handle 414 has a second grip portion 4142 connected to the second end. The rotation of the second rotating shaft is controlled through the second holding part, so that the connecting pipe is convenient to open or close.
Preferably, the detecting member 4 further comprises a pressure gauge 42 connected to the quick connector 41. Detect the rivers that let in through the manometer that sets up on quick-operation joint.
Preferably, the connecting pipe 2 further has a second connecting end connected with the tee pipe 1; the second connecting end part is connected with the three-way pipe 1 through a bolt. So that the connection is firmer and more reliable.
Preferably, the three-way pipe 1 is provided with a connecting end connected with the connecting pipe 2; the connecting end is provided with a mounting seat positioned in the three-way pipe 1; the water sealing member 3 further includes a third pressure spring abutting against the space between the mounting seat and the water sealing disc 31. The water seal disc is attached to the inner hole wall through the pretightening force of the third pressure spring, so that water leakage is avoided,
preferably, the water seal disc 31 is connected with the connecting pipe 2 in a sealing manner. And water leakage of the detection device is avoided.
Preferably, water retaining rings are arranged on two sides of the clamping hole 52. Furthermore, water leakage at the position of the clamping hole is avoided.
The product form of the present invention is not limited to the embodiments and examples shown in the present application, and any suitable changes or modifications of the similar ideas should be made without departing from the patent scope of the present invention.
Claims (10)
1. The utility model provides a fire control shower nozzle pipeline detection device which characterized in that: the fire-fighting sprinkler comprises three-way pipes arranged among floors and connected with a fire-fighting sprinkler pipeline, connecting pipes communicated with the three-way pipes, water sealing pieces for opening or closing the connecting pipes, and detection pieces connected with the connecting pipes and used for detecting water pressure; the detection piece comprises a quick connector which is detachably connected with the connecting pipe.
2. A fire water channel detection apparatus as claimed in claim 1, wherein: the connecting pipe is provided with an inner hole wall for plugging the connecting pipe; the water sealing piece comprises a water sealing disc which is rotationally connected with the inner hole wall; the water sealing disc is provided with a first rotating shaft; the inner hole wall is provided with a connecting hole connected with the first rotating shaft and a first water passing hole for water to pass through; the water seal disc is also provided with a blocking piece which is connected with the first rotating shaft and blocks the first water passing hole and a second water passing hole for water flow to pass through.
3. A fire water channel detection apparatus as claimed in claim 2, wherein: the first rotating shaft and the connecting pipe are coaxially arranged.
4. A fire water channel detection apparatus as claimed in claim 3, wherein: the inner hole wall is provided with a plurality of first water through holes; the water seal disc is provided with a plurality of blocking pieces for blocking the first water passing holes.
5. A fire water channel detection apparatus as claimed in claim 4, wherein: the first water passing holes are fan-shaped through holes; the water seal disc is provided with three first water passing holes which are uniformly distributed around the connecting holes.
6. A fire water channel detection apparatus as claimed in claim 5, wherein: the separation blade has the first flexible lug with first water hole assorted.
7. A fire water channel detection apparatus as claimed in claim 6, wherein: the baffle plate further comprises a baffle plate main body, wherein the baffle plate main body is provided with a first containing groove for containing the first telescopic lug, a connecting rod for connecting the first containing groove with the first telescopic lug, and a first pressure spring which is sleeved outside the connecting rod and abuts against the first containing groove and the first telescopic lug.
8. A fire water channel detection apparatus as claimed in claim 7, wherein: the first telescopic lug is provided with a first inclined surface and a second inclined surface which extend along the radial direction of the first rotating shaft; the first inclined plane is gradually inclined towards the inner side of the first telescopic lug from the root part to the end part; the second inclined plane is gradually inclined towards the inner side of the first telescopic lug from the root part to the end part.
9. A fire sprinkler pipeline inspection device in accordance with claim 3, wherein: the first rotating shaft comprises a first shaft section and a second shaft section which are respectively positioned at two sides of the baffle; the first shaft section is rotatably connected with the connecting hole.
10. The fire sprinkler pipeline inspection device of claim 9, wherein: also comprises a blocking device for blocking the water seal disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011252370.6A CN112629774B (en) | 2020-11-11 | 2020-11-11 | Fire control shower nozzle pipeline detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011252370.6A CN112629774B (en) | 2020-11-11 | 2020-11-11 | Fire control shower nozzle pipeline detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112629774A true CN112629774A (en) | 2021-04-09 |
| CN112629774B CN112629774B (en) | 2023-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011252370.6A Active CN112629774B (en) | 2020-11-11 | 2020-11-11 | Fire control shower nozzle pipeline detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN112629774B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1364826A (en) * | 1972-06-21 | 1974-08-29 | Milwaukee Faucets | Valve cartridge for faucets or the like |
| JP2010136955A (en) * | 2008-12-12 | 2010-06-24 | Nohmi Bosai Ltd | Suction pressure monitoring device for use of repair work of sprinkler fire-extinguishing apparatus |
| CN201673009U (en) * | 2010-05-11 | 2010-12-15 | 东莞市福莱利机械科技有限公司 | Detection meter for hydraulic pressure of fire-fighting waterway |
| CN201840812U (en) * | 2010-11-03 | 2011-05-25 | 山东烟台烟草有限公司 | Firefighting pressure test gauge |
| CN208527064U (en) * | 2018-06-22 | 2019-02-22 | 厦门英仕卫浴有限公司 | A kind of convenient switching device applied to healthy shower |
| TWM575345U (en) * | 2018-10-30 | 2019-03-11 | 戴益達 | Pressure test machine of electric water hose quick connector |
| CN209540107U (en) * | 2019-02-25 | 2019-10-25 | 江西书源科技有限公司 | A kind of universal spool |
| CN211273310U (en) * | 2019-11-29 | 2020-08-18 | 深圳市将臣科技有限公司 | Fire-fighting pipeline connecting valve convenient for installing water pressure detector and water pressure detector |
-
2020
- 2020-11-11 CN CN202011252370.6A patent/CN112629774B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1364826A (en) * | 1972-06-21 | 1974-08-29 | Milwaukee Faucets | Valve cartridge for faucets or the like |
| JP2010136955A (en) * | 2008-12-12 | 2010-06-24 | Nohmi Bosai Ltd | Suction pressure monitoring device for use of repair work of sprinkler fire-extinguishing apparatus |
| CN201673009U (en) * | 2010-05-11 | 2010-12-15 | 东莞市福莱利机械科技有限公司 | Detection meter for hydraulic pressure of fire-fighting waterway |
| CN201840812U (en) * | 2010-11-03 | 2011-05-25 | 山东烟台烟草有限公司 | Firefighting pressure test gauge |
| CN208527064U (en) * | 2018-06-22 | 2019-02-22 | 厦门英仕卫浴有限公司 | A kind of convenient switching device applied to healthy shower |
| TWM575345U (en) * | 2018-10-30 | 2019-03-11 | 戴益達 | Pressure test machine of electric water hose quick connector |
| CN209540107U (en) * | 2019-02-25 | 2019-10-25 | 江西书源科技有限公司 | A kind of universal spool |
| CN211273310U (en) * | 2019-11-29 | 2020-08-18 | 深圳市将臣科技有限公司 | Fire-fighting pipeline connecting valve convenient for installing water pressure detector and water pressure detector |
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| Publication number | Publication date |
|---|---|
| CN112629774B (en) | 2023-03-10 |
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Effective date of registration: 20230217 Address after: 276000 501, Unit 1, A10, Lushang Center, intersection of Xiaohe Road and Chengdu Road, Liuqing Street, Lanshan District, Linyi City, Shandong Province Applicant after: Linyi Li'an Fire Detection Co.,Ltd. Address before: 363005 rooms 2603 and 2604, unit 1, building 25, Mingfa Commercial Plaza, 22 Xinpu East Road, Longwen District, Zhangzhou City, Fujian Province Applicant before: Fujian Zhongtai fire detection Co.,Ltd. |
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