CN114011007B - Water pressure detection system for fire-fighting water affair spray pipeline - Google Patents
Water pressure detection system for fire-fighting water affair spray pipeline Download PDFInfo
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- CN114011007B CN114011007B CN202111188714.6A CN202111188714A CN114011007B CN 114011007 B CN114011007 B CN 114011007B CN 202111188714 A CN202111188714 A CN 202111188714A CN 114011007 B CN114011007 B CN 114011007B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a water pressure detection system for a fire-fighting water service spray pipeline, and relates to the technical field of water pressure detection. The water pressure detection device is fixedly mounted on the connecting plate, a display meter is arranged on the water pressure detection device, a clamping assembly is arranged on the connecting plate, a movable assembly is arranged on the connecting plate, a cleaning assembly is arranged on the connecting plate, the clamping assembly comprises a sliding frame, and the sliding frame is slidably mounted on the connecting plate. This fire control water affair is water pressure detecting system for spray line is provided with the centre gripping subassembly on the connecting plate, removes through two arc frame, can set up connecting plate and water pressure detection device on the pipeline, can fix two arc frame's interval through movable rod, loop bar and threaded rod, can prevent that arc frame and pipeline from breaking away from to can reduce water pressure detection device's the error of rocking and detection data.
Description
Technical Field
The invention relates to the technical field of water pressure detection, in particular to a water pressure detection system for a fire-fighting water service spray pipeline.
Background
The fire-fighting pipeline refers to a pipeline material which is used for fire fighting, connecting fire-fighting equipment and equipment, and conveying water, gas or other media for fire fighting. Due to special requirements, the thickness and the material of the fire-fighting pipeline have special requirements, and the fire-fighting pipeline is sprayed with red paint and used for conveying fire-fighting water, namely a fire-fighting spray pipe, namely a tail end drain pipe of a fire-fighting spray fire protection system. The water pressure detection device is one of important components of a fire-fighting spray fire-proof system, is usually used together with a main pipeline and a spray header, and is suitable for testing the pressure resistance and the bursting property of various products such as automobile hoses, rubber pipes, air-conditioning pipes, automobile assemblies and the like.
The water pressure detection device of the existing fire-fighting spray pipe needs to be manually and continuously held, the detection device can be driven to shake when water pressure detection is carried out, the accuracy of detection data can be influenced, the service life of the detection device is shortened, and therefore the water pressure detection system for the fire-fighting water spray pipeline is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a water pressure detection system for a fire-fighting water service spray pipeline, which solves the problems in the background art.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a water pressure detection system for a fire-fighting water service spray pipeline comprises a connecting plate, wherein a water pressure detection device is fixedly mounted on the connecting plate, a display meter is arranged on the water pressure detection device, a clamping assembly is arranged on the connecting plate, a movable assembly is arranged on the connecting plate, a cleaning assembly is arranged on the connecting plate and comprises a sliding frame, the sliding frame is slidably mounted on the connecting plate, an arc-shaped frame is fixedly mounted on the sliding frame, an arc-shaped air bag is fixedly mounted on the arc-shaped frame, a rotating shaft is rotatably mounted on the sliding frame, a winding wheel is fixedly mounted on the rotating shaft, a piston is connected to the inner wall of the arc-shaped frame through a piston, a spring is fixedly mounted on the left side of the piston, the left side of the spring is fixedly mounted on the arc-shaped frame, the winding wheel is fixed with one end of a connecting rope, the other end of the connecting rope is fixed with the piston, and an air inlet is fixedly arranged on the arc-shaped air bag.
Preferably, the movable assembly comprises a rotating rod, the rotating rod is rotatably installed on the sliding frame, a bevel gear is fixedly installed on the rotating rod, a second bevel gear is fixedly installed on the rotating shaft, the first bevel gear is meshed with the second bevel gear, a roller is fixedly installed on the left side of the rotating rod, a fixing rod is fixedly installed on the connecting plate, a connecting rod is fixedly installed at the bottom of the fixing rod, and a sliding block is fixedly installed on the connecting rod.
Preferably, the clearance subassembly includes the slide, slide slidable mounting is on the connecting plate, the axis of rotation is fixed with the inner wall of bearing, the outer wall fixed mounting of bearing is on the slide, it has the slurcam to articulate on the slide, be provided with the torsional spring No. two on the slurcam, fixed mounting has the baffle on the slide, fixed mounting has the backup pad on the connecting plate, it has the clearance scraper blade to articulate in the backup pad, be provided with the torsional spring No. one on the clearance scraper blade.
Preferably, the clamping assemblies are arranged in two groups, and the two groups of clamping assemblies are symmetrically arranged by taking the vertical central line of the connecting plate as a symmetry axis.
Preferably, the sliding frame is fixedly provided with a movable rod, the movable rod is provided with a sleeve rod, and the sleeve rod is provided with a threaded rod.
Preferably, the movable rod runs through the loop bar and the movable rod is slidably mounted on the loop bar, and the threaded rod runs through the loop bar and the threaded rod is in threaded connection with the loop bar.
Preferably, a spiral chute is formed in the roller, and the sliding block is slidably mounted on the spiral chute.
Preferably, both ends of the first torsion spring are fixedly installed on the supporting plate and the cleaning scraper respectively.
Preferably, two ends of the second torsion spring are fixedly installed on the sliding plate and the pushing plate respectively.
(III) advantageous effects
The invention provides a water pressure detection system for a fire-fighting water service spray pipeline. The method has the following beneficial effects:
(1) this fire control water affair is water pressure detecting system for spray line is provided with the centre gripping subassembly on the connecting plate, removes through two arc frame, can set up connecting plate and water pressure detection device on the pipeline, can fix two arc frame's interval through movable rod, loop bar and threaded rod, can prevent that arc frame and pipeline from breaking away from to can reduce water pressure detection device's the error of rocking and detection data.
(2) This fire control water affair is water pressure detecting system for spray piping is provided with the arc gasbag on arc frame, can drive the axis of rotation through arc frame removes in opposite directions and rotate, makes the piston can promote the inside gas admission arc gasbag's of arc frame inside for the arc gasbag expands, can play the effect of protection to the pipeline, prevents to damage the pipeline when the centre gripping.
(3) This fire control water affair is water pressure detecting system for spray line is provided with the clearance subassembly on the connecting plate, removes through sliding frame and can drive the slide and remove for the slurcam can promote the clearance scraper blade and swing, thereby the clearance scraper blade can be cleared up the display list, prevents to adhere to reading of a large amount of dust influence water pressure data on the display list, thereby has improved this fire control water affair is water pressure detecting system for spray line's practicality.
Drawings
FIG. 1 is a schematic diagram of an overall apparatus according to the present invention;
FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the portion B of FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of the structure of portion C of FIG. 1 according to the present invention;
fig. 5 is a schematic view of a loop bar according to the present invention.
In the figure: 1. a connecting plate; 2. a water pressure detection device; 31. a slide frame; 32. an arc frame; 33. an arc-shaped air bag; 34. a rotating shaft; 35. a winding wheel; 36. connecting ropes; 37. a piston; 38. an air inlet; 39. a spring; 41. rotating the rod; 42. a first bevel gear; 43. a second bevel gear; 44. a drum; 45. a fixing rod; 46. a connecting rod; 47. a slider; 51. a slide plate; 52. a bearing; 53. a support plate; 54. cleaning a scraper; 55. a first torsion spring; 56. a push plate; 57. a baffle plate; 58. a second torsion spring; 61. a loop bar; 62. a movable rod; 63. a threaded rod; 7. the table is displayed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a water pressure detection system for a fire-fighting water service spray pipeline comprises a connecting plate 1, a water pressure detection device 2 is fixedly arranged on the connecting plate 1, a display meter 7 is arranged on the water pressure detection device 2, a clamping assembly is arranged on the connecting plate 1, two groups of clamping assemblies are arranged, the two groups of clamping assemblies are symmetrically arranged by taking the vertical central line of the connecting plate 1 as a symmetry axis, a movable assembly is arranged on the connecting plate 1, a cleaning assembly is arranged on the connecting plate 1, the clamping assembly comprises a sliding frame 31, the sliding frame 31 is slidably arranged on the connecting plate 1, an arc-shaped frame 32 is fixedly arranged on the sliding frame 31, an arc-shaped air bag 33 is fixedly arranged on the arc-shaped frame 32, a rotating shaft 34 is rotatably arranged on the sliding frame 31, a winding wheel 35 is fixedly arranged on the rotating shaft 34, a piston 37 is connected to the inner wall of the arc-shaped frame 32, and a spring 39 is fixedly arranged on the left side of the piston 37, the left side of the spring 39 is fixedly arranged on the arc-shaped frame 32, the winding wheel 35 is fixed with one end of the connecting rope 36, the other end of the connecting rope 36 is fixed with the piston 37, the arc-shaped air bag 33 is fixedly provided with an air inlet 38, the movable component comprises a rotating rod 41, the rotating rod 41 is rotatably arranged on the sliding frame 31, a first bevel gear 42 is fixedly arranged on the rotating rod 41, a second bevel gear 43 is fixedly arranged on the rotating shaft 34, the first bevel gear 42 is meshed with the second bevel gear 43, the left side of the rotating rod 41 is fixedly provided with a roller 44, the connecting plate 1 is fixedly provided with a fixed rod 45, the bottom of the fixed rod 45 is fixedly provided with a connecting rod 46, the connecting rod 46 is fixedly provided with a sliding block 47, the roller 44 is provided with a spiral chute, the sliding block 47 is slidably arranged on the spiral chute, the sliding frame 31 is fixedly provided with a movable rod 62, the movable rod 62 is provided with a loop bar 61, and the loop bar 61 is provided with a threaded rod 63, the movable rod 62 penetrates through the sleeve rod 61, the movable rod 62 is slidably mounted on the sleeve rod 61, the threaded rod 63 penetrates through the sleeve rod 61, the threaded rod 63 is in threaded connection with the sleeve rod 61, the sleeve rod 61 is fixedly mounted on the left fixed sliding frame 31, when the arc-shaped frames 31 move in opposite directions, the sliding block 47 slides on the spiral sliding groove, the sliding block 47 can drive the roller 44 to rotate, so that the rotating shaft 34 and the winding wheel 35 can be driven to rotate, the winding wheel 35 can wind the connecting rope 36, so that the connecting rope 36 can drive the piston 37 to move, the piston 37 can push gas inside the arc-shaped frame 32 to enter the arc-shaped air bag 33, the two arc-shaped frames 32 clamp the pipeline, so that the connecting plate 1 and the water pressure detection device 2 can be fixed on the pipeline, the movable rod 62 and the sleeve rod 61 can be fixed by rotating the threaded rod 63, so that the distance between the arc-shaped frames 32 can be fixed, prevent that arc frame 32 and pipeline from breaking away from to can reduce water pressure detection device 2's the error of rocking and measuring data, expand through arc gasbag 33, can play the effect of protection to the pipeline, prevent to damage the pipeline when the centre gripping.
In this embodiment, the cleaning assembly includes a sliding plate 51, the sliding plate 51 is slidably mounted on the connecting plate 1, the rotating shaft 34 is fixed to the inner wall of the bearing 52, the outer wall of the bearing 52 is fixedly mounted on the sliding plate 51, the sliding plate 51 is hinged to a pushing plate 56, the pushing plate 56 is provided with a second torsion spring 58, two ends of the second torsion spring 58 are respectively fixedly mounted on the sliding plate 51 and the pushing plate 56, the sliding plate 51 is fixedly mounted with a baffle 57, the connecting plate 1 is fixedly mounted with a supporting plate 53, the supporting plate 53 is hinged to a cleaning scraper 54, the cleaning scraper 54 is provided with a first torsion spring 55, two ends of the first torsion spring 55 are respectively fixedly mounted on the supporting plate 53 and the cleaning scraper 54, the sliding plate 51 can be driven to move by the rotating shaft 34 and the bearing 52 when the sliding frame 32 moves, so that the pushing plate 56 can push the cleaning scraper 54 to swing, when the pushing plate 56 is separated from the cleaning scraper 54, torsional spring 55 can promote the clearance scraper blade 54 and reset to can drive clearance scraper blade 54 and reset the swing, the swing of clearance scraper blade 54 can clear up display table 7, prevents to adhere to a large amount of dusts on the display table 7 and influences reading of water pressure data, thereby has improved this fire water affair spray pipeline water pressure detecting system's practicality.
When the water pressure detection device 2 is required to be installed on a pipeline during working (or during use), the arc-shaped frames 32 are sleeved on the pipeline, two arc-shaped frames 32 are pushed oppositely, the sliding blocks 47 can slide on the spiral sliding grooves when the arc-shaped frames 32 move oppositely, the sliding blocks 47 can push the rollers 44 to rotate, the rollers 44 rotate to drive the rotating rods 41 to rotate, the rotating rods 41 can drive the rotating shafts 34 to rotate through the transmission of the first bevel gears 42 and the second bevel gears 43, the rotating shafts 34 can drive the winding wheels 35 to rotate, the winding wheels 35 can wind the connecting ropes 36, the connecting ropes 36 can drive the pistons 37 to move upwards, the pistons 37 move upwards to push gas inside the arc-shaped frames 32 to enter the arc-shaped air bags 33 through the air inlets 38, the arc-shaped air bags 33 are expanded, the threaded rods 63 are contacted with the movable rods 62 by rotating the threaded rods 63, thereby can fix movable rod 62, make can fix the interval of two arc frame 32, arc frame 32 removes and can drive sliding frame 31 and remove, sliding frame 31 can drive slide 51 left side through axis of rotation 34 and bearing 52 and move, slide 51 moves left side and can drive pushing plate 56 and move to the left side, make pushing plate 56 can only rotate in the anticlockwise direction through the one-way spacing of baffle 57 to pushing plate 56, make pushing plate 56 can promote the swing of clearance scraper 54, clearance scraper 54 and pushing plate 56 break away from the elasticity of the No. one back torsional spring 55 and can drive clearance scraper 54 and reset, thereby can drive clearance scraper 54 and reset the swing, make clearance scraper 54 can clear up display meter 7.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a fire control water affairs water pressure detecting system for spray piping, includes connecting plate (1), its characterized in that: the water pressure detection device is characterized in that a water pressure detection device (2) is fixedly mounted on the connecting plate (1), a display meter (7) is arranged on the water pressure detection device (2), a clamping assembly is arranged on the connecting plate (1), a movable assembly is arranged on the connecting plate (1), a cleaning assembly is arranged on the connecting plate (1), the clamping assembly comprises a sliding frame (31), the sliding frame (31) is slidably mounted on the connecting plate (1), an arc-shaped frame (32) is fixedly mounted on the sliding frame (31), an arc-shaped air bag (33) is fixedly mounted on the arc-shaped frame (32), a rotating shaft (34) is rotatably mounted on the sliding frame (31), a winding wheel (35) is fixedly mounted on the rotating shaft (34), a piston (37) is connected to the inner wall of the arc-shaped frame (32), and a spring (39) is fixedly mounted on the left side of the piston (37), the left side fixed mounting of spring (39) is on arc frame (32), wind-up pulley (35) are fixed with the one end of being connected rope (36), the other end of being connected rope (36) is fixed with piston (37), fixed mounting has air inlet (38) on arc gasbag (33).
2. The water pressure detection system for the fire water service sprinkler pipeline according to claim 1, wherein: the movable assembly comprises a rotating rod (41), the rotating rod (41) is rotatably installed on a sliding frame (31), a bevel gear (42) is fixedly installed on the rotating rod (41), a second bevel gear (43) is fixedly installed on the rotating shaft (34), the first bevel gear (42) is meshed with the second bevel gear (43), a roller (44) is fixedly installed on the left side of the rotating rod (41), a fixing rod (45) is fixedly installed on a connecting plate (1), a connecting rod (46) is fixedly installed at the bottom of the fixing rod (45), and a sliding block (47) is fixedly installed on the connecting rod (46).
3. The water pressure detection system for the fire water service spray pipeline according to claim 1, wherein: the clearance subassembly includes slide (51), slide (51) slidable mounting is on connecting plate (1), axis of rotation (34) are fixed with the inner wall of bearing (52), the outer wall fixed mounting of bearing (52) is on slide (51), slide (51) are gone up to articulate there is slurcam (56), be provided with No. two torsional springs (58) on slurcam (56), fixed mounting is gone up in slide (51) has baffle (57), fixed mounting is gone up in connecting plate (1) has backup pad (53), it has clearance scraper blade (54) to articulate on backup pad (53), be provided with torsional spring (55) on clearance scraper blade (54).
4. The water pressure detection system for the fire water service sprinkler pipeline according to claim 1, wherein: the clamping assemblies are arranged in two groups, and the two groups of clamping assemblies are symmetrically arranged by taking the vertical central line of the connecting plate (1) as a symmetry axis.
5. The water pressure detection system for the fire water service sprinkler pipeline according to claim 1, wherein: the sliding frame (31) is fixedly provided with a movable rod (62), the movable rod (62) is provided with a sleeve rod (61), and the sleeve rod (61) is provided with a threaded rod (63).
6. The water pressure detection system for the fire water service sprinkler pipeline according to claim 5, wherein: the movable rod (62) penetrates through the sleeve rod (61) and the movable rod (62) is slidably mounted on the sleeve rod (61), and the threaded rod (63) penetrates through the sleeve rod (61) and the threaded rod (63) is in threaded connection with the sleeve rod (61).
7. The water pressure detection system for the fire water service sprinkler pipeline according to claim 2, wherein: the roller (44) is provided with a spiral sliding groove, and the sliding block (47) is slidably mounted on the spiral sliding groove.
8. The water pressure detection system for the fire water service sprinkler pipeline according to claim 3, wherein: two ends of the first torsion spring (55) are respectively and fixedly arranged on the supporting plate (53) and the cleaning scraper (54).
9. The water pressure detection system for the fire water service sprinkler pipeline according to claim 3, wherein: two ends of the second torsion spring (58) are respectively and fixedly arranged on the sliding plate (51) and the pushing plate (56).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111188714.6A CN114011007B (en) | 2021-10-12 | 2021-10-12 | Water pressure detection system for fire-fighting water affair spray pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111188714.6A CN114011007B (en) | 2021-10-12 | 2021-10-12 | Water pressure detection system for fire-fighting water affair spray pipeline |
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| Publication Number | Publication Date |
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| CN114011007A CN114011007A (en) | 2022-02-08 |
| CN114011007B true CN114011007B (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111188714.6A Active CN114011007B (en) | 2021-10-12 | 2021-10-12 | Water pressure detection system for fire-fighting water affair spray pipeline |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114870317B (en) * | 2022-06-17 | 2023-08-08 | 广东大明新能源科技有限公司 | Fire control shower nozzle pipeline detection device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212273616U (en) * | 2020-05-15 | 2021-01-01 | 内蒙古腾信智慧电子有限责任公司 | Fire-fighting pipeline water pressure detector fixing device |
| CN212275156U (en) * | 2020-03-30 | 2021-01-01 | 河北旺源管业有限公司 | Watertight detection device for horizontal polyethylene pipe |
| CN212807209U (en) * | 2020-07-29 | 2021-03-26 | 威海嘉喜德自动化科技有限公司 | Liquid flow detection device |
| CN213396991U (en) * | 2020-10-31 | 2021-06-08 | 河北北海活塞有限公司 | Piston pin hole detection equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6655413B2 (en) * | 2001-04-11 | 2003-12-02 | Securus, Inc. | Method and apparatus for pressure testing pipe lines |
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- 2021-10-12 CN CN202111188714.6A patent/CN114011007B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212275156U (en) * | 2020-03-30 | 2021-01-01 | 河北旺源管业有限公司 | Watertight detection device for horizontal polyethylene pipe |
| CN212273616U (en) * | 2020-05-15 | 2021-01-01 | 内蒙古腾信智慧电子有限责任公司 | Fire-fighting pipeline water pressure detector fixing device |
| CN212807209U (en) * | 2020-07-29 | 2021-03-26 | 威海嘉喜德自动化科技有限公司 | Liquid flow detection device |
| CN213396991U (en) * | 2020-10-31 | 2021-06-08 | 河北北海活塞有限公司 | Piston pin hole detection equipment |
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| CN114011007A (en) | 2022-02-08 |
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