CN219641145U - Detachable water pressure sensor - Google Patents
Detachable water pressure sensor Download PDFInfo
- Publication number
- CN219641145U CN219641145U CN202320511028.6U CN202320511028U CN219641145U CN 219641145 U CN219641145 U CN 219641145U CN 202320511028 U CN202320511028 U CN 202320511028U CN 219641145 U CN219641145 U CN 219641145U
- Authority
- CN
- China
- Prior art keywords
- water pressure
- pressure sensor
- sensor body
- wall
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 117
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000005086 pumping Methods 0.000 claims description 30
- 238000003860 storage Methods 0.000 claims description 25
- 230000002457 bidirectional effect Effects 0.000 claims description 17
- 238000005485 electric heating Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a detachable water pressure sensor, and relates to the technical field of water pressure sensors. This kind of detachable water pressure sensor, including water pressure sensor body and pipeline, install fixed establishment on the water pressure sensor body, fixed establishment includes the slide bar of fixed connection at water pressure sensor body inner wall, slide bar lateral wall symmetry sliding connection has two fixed plates, install heating mechanism on the water pressure sensor body, heating mechanism is including seting up the helicla flute in water pressure sensor body lateral wall, water pressure sensor body lower extreme fixedly connected with pump gas case, pump gas case inner wall sealing sliding connection has the sliding plug. According to the utility model, the two fixing plates are driven to slide away from each other by rotating the rotating hand, so that the fixing plates are tightly abutted against the inner wall of the pipeline, and the water pressure sensor body is fixedly arranged on the pipeline.
Description
Technical Field
The utility model relates to the technical field of water pressure sensors, in particular to a detachable water pressure sensor.
Background
The water pressure sensor is a common sensor, the water pressure sensor is mainly used for monitoring the water pressure in a water pipe, avoiding the phenomenon of cracking caused by overlarge water pressure in the water pipe, being widely applied to various industrial and dynamic environments, hydraulic and hydroelectric engineering, traffic building equipment, production automatic control systems, aerospace technology, ship technology, conveying pipelines and other areas, the working principle of the water pressure sensor is that the pressure of the measured water pressure acts on a diaphragm, the diaphragm generates micro displacement in direct proportion to the water pressure, the resistance of the sensor is changed, the change is converted into a corresponding standard signal, and then the signal is converted into an electric signal or other information output in a required form according to a certain rule, so that the requirements of information transmission, processing, storage, display, recording, control and the like are met, and the water pressure sensor is a primary link for realizing automatic detection and control.
The current water pressure sensor often adopts welding or multiunit bolt fastening's mode to install on the pipeline, and welded fastening is comparatively troublesome, and is inconvenient for dismantling water pressure sensor in the follow-up, and multiunit bolt fastening's mode needs the manual work to twist a plurality of bolts, and installation and dismantlement are all very waste time and energy, and in addition, water pressure sensor still can be applied to extremely cold ground, after having surveyed water pressure at every turn, and some water remains in water pressure sensor inside very easily frozen, and then probably causes water pressure sensor to stop up unable use.
Based on this, we propose a detachable water pressure sensor.
Disclosure of Invention
The present utility model is directed to a detachable water pressure sensor, which solves the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a detachable water pressure sensor, includes water pressure sensor body and pipeline, install fixed establishment on the water pressure sensor body, fixed establishment includes the slide bar of fixed connection at water pressure sensor body inner wall, slide bar lateral wall symmetry sliding connection has two fixed plates, install heating mechanism on the water pressure sensor body, heating mechanism is including seting up the helicla flute in water pressure sensor body lateral wall, water pressure sensor body lower extreme fixedly connected with pump gas tank, pump gas tank inner wall sealing sliding connection has the sliding plug, pump gas tank inner wall fixedly connected with air supply pipe, the air supply pipe other end communicates with the helicla flute.
Preferably, the heating mechanism further comprises a gas storage tank fixedly connected to the lower end of the water pressure sensor body, the inner wall of the gas storage tank is fixedly connected with a gas inlet pipe, the other end of the gas inlet pipe is communicated with the pumping tank, and the inner wall of the gas storage tank is fixedly connected with an electric heating wire.
Preferably, the inner wall of the gas storage tank is fixedly connected with a gas outlet pipe, and the other end of the gas outlet pipe is communicated with the spiral groove.
Preferably, the inner walls of the air supply pipe, the air inlet pipe and the air outlet pipe are provided with one-way valves.
Preferably, the first driving mechanism is installed in the water pressure sensor body, the first driving mechanism comprises a bidirectional screw rod rotationally connected to the inner wall of the water pressure sensor body, the side wall of the bidirectional screw rod is in threaded connection with two fixing plates, the upper end of the bidirectional screw rod penetrates through the upper end of the water pressure sensor body and is fixedly connected with a turning hand, and a limiting mechanism limiting the rotation position of the bidirectional screw rod is installed on the turning hand.
Preferably, the limit mechanism comprises a threaded rod which is in threaded connection with the side wall of the turning hand, a plurality of thread grooves matched with the threaded rod are formed in the upper end of the water pressure sensor body, and the thread grooves are symmetrically arranged along the axis of the bidirectional screw rod.
Preferably, a second driving mechanism is installed in the pumping box, the second driving mechanism comprises a sliding block which is slidably connected to the inner wall of the pumping box, two cross bars are symmetrically and fixedly connected to the side wall of the sliding block, which is close to the sliding plug, of the sliding block, and the other ends of the two cross bars are fixedly connected with the sliding plug.
Preferably, the second driving mechanism further comprises a reciprocating screw rod rotatably connected to the inner wall of the pumping box, the side wall of the reciprocating screw rod is in threaded connection with the sliding block, the side wall of the pumping box is fixedly connected with a motor, and the output end of the motor penetrates through the side wall of the pumping box and is fixedly connected with the reciprocating screw rod.
Preferably, the two limiting blocks are symmetrically and fixedly connected to the inner wall of the water pressure sensor body, and the sealing ring is fixedly connected to the inner wall of the water pressure sensor body.
Preferably, the two fixing plates are made of stainless steel materials, and the surfaces of the two fixing plates are engraved with anti-skid patterns.
Compared with the prior art, the utility model has the beneficial effects that:
(1) This kind of detachable water pressure sensor through setting up fixed establishment and first actuating mechanism, through rotating the turning hand, drives the slip that two fixed plates kept away from each other for the fixed plate closely offsets with the pipeline inner wall, thereby with water pressure sensor body fixed mounting on the pipeline, compare more labour saving and time saving in welding and multiunit bolt fixed mounting, and dismantle also very convenient.
(2) The detachable water pressure sensor is characterized in that the heating mechanism and the second driving mechanism are arranged, the electric heating wire is rotated and started by the driving motor, the hot air in the air storage tank can be pumped into the spiral groove, and the hot air flows in the spiral groove to heat the water pressure sensor body, so that the water pressure sensor is prevented from being frozen by residual moisture in the water pressure sensor, and the water pressure sensor is blocked.
(3) This kind of detachable water pressure sensor through setting up stop gear, through in going into the screw groove with the threaded rod rotation, prescribes a limit to the rotation position of two-way lead screw to avoid two-way lead screw to rotate, make the fixed plate remove, and then cause the fixed inefficacy to the water pressure sensor body.
(4) The detachable water pressure sensor is characterized in that the air outlet pipe is arranged, hot air in the spiral groove can return to the air storage box again through the air outlet pipe, and the electric heating wire can reheat the air storage box, so that the hot air can be recycled, and heat loss is reduced.
(5) The detachable water pressure sensor has the advantages that the limiting block is arranged, when the port of the pipeline abuts against the limiting block, the pipeline cannot enter the water pressure sensor body continuously, the pipeline cannot contact with the bidirectional screw rod, and the operation of the bidirectional screw rod cannot be interfered.
Drawings
FIG. 1 is a schematic diagram of a detachable water pressure sensor according to the present utility model;
FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;
fig. 3 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: 1 a water pressure sensor body, 2 pipelines, 3 sliding rods, 4 fixing plates, 5 spiral grooves, 6 pumping boxes, 7 sliding plugs, 8 air supply pipes, 9 air storage boxes, 91 air inlet pipes, 10 electric heating wires, 11 air outlet pipes, 12 bidirectional lead screws, 13 turning hands, 14 threaded rods, 15 thread grooves, 16 sliding blocks, 17 transverse rods, 18 reciprocating lead screws, 19 motors, 20 limiting blocks and 21 sealing rings.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a detachable water pressure sensor, including water pressure sensor body 1 and pipeline 2, install fixed establishment on the water pressure sensor body 1, fixed establishment includes the slide bar 3 of fixed connection at water pressure sensor body 1 inner wall, slide bar 3 lateral wall symmetry sliding connection has two fixed plates 4, two fixed plates 4 all adopt stainless steel material to make, and two fixed plate 4 surface all carved with anti-skidding line, can increase the frictional force between fixed plate 4 and the pipeline 2 inner wall, thereby strengthen fixed effect, install heating mechanism on the water pressure sensor body 1, heating mechanism is including seting up the helicla flute 5 in water pressure sensor body 1 lateral wall, water pressure sensor body 1 lower extreme fixedly connected with pump gas box 6, pump gas box 6 inner wall sealing sliding connection has slide plug 7, pump gas box 6 inner wall fixedly connected with air supply pipe 8, the air supply pipe 8 other end and helicla flute 5 intercommunication.
The heating mechanism further comprises a gas storage tank 9 fixedly connected to the lower end of the water pressure sensor body 1, an air inlet pipe 91 is fixedly connected to the inner wall of the gas storage tank 9, the other end of the air inlet pipe 91 is communicated with the pumping tank 6, and an electric heating wire 10 is fixedly connected to the inner wall of the gas storage tank 9.
The gas storage tank 9 inner wall fixedly connected with outlet duct 11, the outlet duct 11 other end and helicla flute 5 intercommunication, the hot air in the helicla flute 5 can flow back into in the gas storage tank 9 through outlet duct 11 again, and electric heating wire 10 can heat it once more to make hot air cyclic utilization, reduced the loss of heat to a certain extent.
The air supply pipe 8, the air inlet pipe 91 and the air outlet pipe 11 are all provided with one-way valves, and it is to be noted that the one-way valve arranged on the inner wall of the air supply pipe 8 only allows hot air in the air pumping box 6 to enter the spiral groove 5, the one-way valve arranged on the inner wall of the air inlet pipe 91 only allows hot air in the air storage box 9 to enter the air pumping box 6, and the one-way valve arranged on the inner wall of the air outlet pipe 11 only allows hot air in the spiral groove 5 to enter the air storage box 9.
The water pressure sensor body 1 is internally provided with a first driving mechanism, the first driving mechanism comprises a bidirectional screw rod 12 rotatably connected to the inner wall of the water pressure sensor body 1, the side wall of the bidirectional screw rod 12 is in threaded connection with two fixing plates 4, the upper end of the bidirectional screw rod 12 penetrates through the upper end of the water pressure sensor body 1 and is fixedly connected with a turning hand 13, and a limiting mechanism for limiting the rotation position of the bidirectional screw rod 12 is arranged on the turning hand 13.
The stop gear includes threaded rod 14 of threaded connection at the hand 13 lateral wall, and a plurality of thread grooves 15 with threaded rod 14 complex are seted up to water pressure sensor body 1 upper end, and a plurality of thread grooves 15 set up along two-way lead screw 12 axle center symmetry, through with threaded rod 14 rotate into thread groove 15 in, inject the rotation position of two-way lead screw 12 to avoid two-way lead screw 12 to rotate, make fixed plate 4 remove, and then cause the fixed inefficacy to water pressure sensor body 1.
Further, through rotating the swivel 13, drive two-way lead screw 12 and rotate, drive the slip that two fixed plates 4 kept away from each other, until fixed plate 4 closely offsets with pipeline 2 inner wall to fix water pressure sensor body 1 on pipeline 2, compare more labour saving and time saving in welding and multiunit bolt fixed mounting, and dismantle also very convenient.
The second driving mechanism is arranged in the pumping box 6 and comprises a sliding block 16 which is slidably connected to the inner wall of the pumping box 6, two cross bars 17 are symmetrically and fixedly connected to the side wall of the sliding block 16, which is close to the sliding plug 7, and the other ends of the two cross bars 17 are fixedly connected with the sliding plug 7.
The second driving mechanism further comprises a reciprocating screw rod 18 rotatably connected to the inner wall of the pumping box 6, the side wall of the reciprocating screw rod 18 is in threaded connection with the sliding block 16, a motor 19 is fixedly connected to the side wall of the pumping box 6, and the output end of the motor 19 penetrates through the side wall of the pumping box 6 and is fixedly connected with the reciprocating screw rod 18.
It should be noted that, the inner wall of the pumping box 6 near the motor 19 is provided with a through hole, and when the sliding plug 7 slides on the inner wall of the pumping box 6 in a sealing manner, the through hole can balance the pressure variation in the pumping box 6, so as to ensure that the sliding plug 7 can slide normally.
Further, when the water pressure sensor body 1 works in a severe cold environment, the electric heating wire 10 is electrified at first, so that the electric heating wire 10 is used for heating air in the air storage tank 9 preferentially, then the driving motor 19 is driven to rotate, the reciprocating screw 18 is driven to rotate, the sliding block 16 is driven to slide reciprocally on the inner wall of the air pumping tank 6, the sliding block 16 drives the sliding plug 7 to slide reciprocally and hermetically on the inner wall of the air pumping tank 6 through the two cross bars 17, under the action of the sliding plug 7, hot air in the air storage tank 9 can be pumped into the air pumping tank 6 through the air inlet pipe 91, then the hot air in the air pumping tank 6 can be extruded into the spiral groove 5 through the air supply pipe 8, and the hot air flows in the spiral groove 5 to heat the water pressure sensor body 1, so that water in the water pressure sensor body 1 can be prevented from freezing in the severe cold environment, and the inside of the water pressure sensor body 1 can be prevented from being blocked and unavailable.
The two limiting blocks 20 are symmetrically and fixedly connected to the inner wall of the water pressure sensor body 1, and the sealing rings 21 are fixedly connected to the inner wall of the water pressure sensor body 1, and it is noted that when the port of the pipeline 2 abuts against the limiting blocks 20, the pipeline 2 cannot enter the water pressure sensor body 1 again, so that the pipeline 2 cannot contact with the bidirectional screw 12, and the operation of the bidirectional screw 12 cannot be disturbed.
When the pipe 2 is inserted into the water pressure sensor body 1, the sealing ring 21 seals the gap between the water pressure sensor body 1 and the pipe 2, so as to avoid water leakage.
According to the utility model, the water pressure sensor body 1 is sleeved on the pipeline 2 until the pipe orifice of the pipeline 2 abuts against the limiting block 20, then the turning hand 13 is turned to drive the bidirectional screw rod 12 to rotate, the two fixing plates 4 are driven to slide away from each other until the fixing plates 4 abut against the inner wall of the pipeline 2 tightly, so that the water pressure sensor body 1 is fixed on the pipeline 2, then the threaded rod 14 is turned into the threaded groove 15, the turning position of the bidirectional screw rod 12 is limited, and when the water pressure sensor body 1 needs to be disassembled, the threaded rod 14 is just turned out, and then the turning hand 13 is reversely turned.
When the water pressure sensor body 1 works in a severe cold environment, firstly, the electric heating wire 10 is electrified, so that the electric heating wire 10 is used for heating air in the air storage tank 9 preferentially, then the driving motor 19 is used for rotating, the reciprocating screw rod 18 is driven to rotate, the sliding block 16 is driven to slide reciprocally on the inner wall of the air pumping tank 6, the sliding block 16 drives the sliding plug 7 to slide reciprocally and hermetically on the inner wall of the air pumping tank 6 through the two transverse rods 17, under the action of the sliding plug 7, hot air in the air storage tank 9 can be pumped into the air pumping tank 6 through the air inlet pipe 91, then the hot air in the air pumping tank 6 can be extruded into the spiral groove 5 through the air supply pipe 8, and the hot air flows in the spiral groove 5 to heat the water pressure sensor body 1, so that water in the water pressure sensor body 1 can be prevented from freezing in the severe cold environment, and the inside of the water pressure sensor body 1 can not be used due to blockage.
Finally, the hot air in the spiral groove 5 flows back into the air storage box 9 again through the air outlet pipe 11, and the electric heating wire 10 heats the hot air again, so that the hot air can be recycled, and the heat loss is reduced to a certain extent.
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 (10)
1. The utility model provides a detachable water pressure sensor, includes water pressure sensor body (1) and pipeline (2), its characterized in that: install fixed establishment on the water pressure sensor body (1), fixed establishment includes slide bar (3) of fixed connection at water pressure sensor body (1) inner wall, two fixed plates (4) of slide bar (3) lateral wall symmetry sliding connection, install heating mechanism on the water pressure sensor body (1), heating mechanism is including seting up helicla flute (5) in water pressure sensor body (1) lateral wall, water pressure sensor body (1) lower extreme fixedly connected with pump gas tank (6), pump gas tank (6) inner wall sealing sliding connection has slide plug (7), pump gas tank (6) inner wall fixedly connected with air supply pipe (8), air supply pipe (8) other end and helicla flute (5) intercommunication.
2. A detachable water pressure sensor as claimed in claim 1, wherein: the heating mechanism further comprises a gas storage box (9) fixedly connected to the lower end of the water pressure sensor body (1), an air inlet pipe (91) is fixedly connected to the inner wall of the gas storage box (9), the other end of the air inlet pipe (91) is communicated with the pumping box (6), and an electric heating wire (10) is fixedly connected to the inner wall of the gas storage box (9).
3. A detachable water pressure sensor as claimed in claim 2, wherein: the inner wall of the gas storage tank (9) is fixedly connected with a gas outlet pipe (11), and the other end of the gas outlet pipe (11) is communicated with the spiral groove (5).
4. A detachable water pressure sensor according to claim 3, wherein: the inner walls of the air supply pipe (8), the air inlet pipe (91) and the air outlet pipe (11) are provided with one-way valves.
5. A detachable water pressure sensor as claimed in claim 4, wherein: install first actuating mechanism in water pressure sensor body (1), first actuating mechanism is including rotating bi-directional lead screw (12) of connecting at water pressure sensor body (1) inner wall, bi-directional lead screw (12) lateral wall and two fixed plate (4) threaded connection, bi-directional lead screw (12) upper end runs through water pressure sensor body (1) upper end and fixedly connected with changes hand (13), it carries out the stop gear who prescribes a limit to the rotation position of bi-directional lead screw (12) to change the hand (13) on installing.
6. A detachable water pressure sensor as claimed in claim 5, wherein: the limiting mechanism comprises a threaded rod (14) which is in threaded connection with the side wall of the rotary hand (13), a plurality of thread grooves (15) matched with the threaded rod (14) are formed in the upper end of the water pressure sensor body (1), and the thread grooves (15) are symmetrically arranged along the axis of the bidirectional screw rod (12).
7. A detachable water pressure sensor as claimed in claim 6, wherein: install second actuating mechanism in pump gas case (6), second actuating mechanism is including sliding connection slider (16) at pump gas case (6) inner wall, slider (16) are close to lateral wall symmetry fixedly connected with two horizontal poles (17) of slide plug (7), two horizontal pole (17) other end all with slide plug (7) fixed connection.
8. A detachable water pressure sensor as claimed in claim 7, wherein: the second driving mechanism further comprises a reciprocating screw (18) rotatably connected to the inner wall of the pumping box (6), the side wall of the reciprocating screw (18) is in threaded connection with the sliding block (16), a motor (19) is fixedly connected to the side wall of the pumping box (6), and the output end of the motor (19) penetrates through the side wall of the pumping box (6) and is fixedly connected with the reciprocating screw (18).
9. A detachable water pressure sensor as claimed in claim 8, wherein: two limiting blocks (20) are symmetrically and fixedly connected to the inner wall of the water pressure sensor body (1), and a sealing ring (21) is fixedly connected to the inner wall of the water pressure sensor body (1).
10. A detachable water pressure sensor as claimed in claim 9, wherein: the two fixing plates (4) are made of stainless steel materials, and anti-skid patterns are engraved on the surfaces of the two fixing plates (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320511028.6U CN219641145U (en) | 2023-03-16 | 2023-03-16 | Detachable water pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320511028.6U CN219641145U (en) | 2023-03-16 | 2023-03-16 | Detachable water pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219641145U true CN219641145U (en) | 2023-09-05 |
Family
ID=87813856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320511028.6U Active CN219641145U (en) | 2023-03-16 | 2023-03-16 | Detachable water pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219641145U (en) |
-
2023
- 2023-03-16 CN CN202320511028.6U patent/CN219641145U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219641145U (en) | Detachable water pressure sensor | |
| CN113280128B (en) | Two-way sealing butterfly valve | |
| CN206034534U (en) | Pressure automatically regulated water reticulation system | |
| CN204717034U (en) | Supporting type eccentric half-ball valve | |
| CN201273315Y (en) | Electrohydraulic digital corner meter | |
| CN212536333U (en) | Electric proportional pump valve combined control system | |
| CN203053298U (en) | Plate heat exchanger unit capable of automatically detecting resistance of plate heat exchanger | |
| CN104421558A (en) | T-shaped pipe | |
| CN110594431B (en) | Special valve for liquid delivery | |
| CN105221491B (en) | Hydraulic control system of oil storage tank cleaning robot | |
| CN202074067U (en) | Anti-locking eccentric half ball valve | |
| CN203395340U (en) | Low-resistance direct-flowing type hydraulic control valve | |
| CN220955532U (en) | Corrosion-proof oil well valve | |
| CN221548004U (en) | Water conservancy pipeline convenient to installation | |
| CN212651418U (en) | Filtration double-layer pipeline for animal husbandry | |
| CN205503488U (en) | Pump is detection device for water connectors | |
| CN211203058U (en) | Novel valve actuator convenient to maintain | |
| CN213143313U (en) | Anti-blocking water supply and drainage pipeline | |
| CN205243973U (en) | Oil storage tank cleaning robot's hydraulic control system | |
| CN221157958U (en) | Drainage pipeline cleaning device for building | |
| CN210254358U (en) | Pipeline end face tapping machine | |
| Jilani et al. | Centrifugal Pump Performance Characteristics for Domestic Application | |
| CN210710973U (en) | Traction push-pull type integrated laminating device for seawater desalination by membrane method | |
| CN219414448U (en) | Pipeline water pressure detection device for municipal foundation construction | |
| CN218972089U (en) | Pipeline flexible connection structure for hydraulic system of pulling wheel vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |