CN216524556U - Pressure transmitter on-line measuring calibration equipment - Google Patents
Pressure transmitter on-line measuring calibration equipment Download PDFInfo
- Publication number
- CN216524556U CN216524556U CN202123336139.8U CN202123336139U CN216524556U CN 216524556 U CN216524556 U CN 216524556U CN 202123336139 U CN202123336139 U CN 202123336139U CN 216524556 U CN216524556 U CN 216524556U
- Authority
- CN
- China
- Prior art keywords
- pressure transmitter
- support frame
- cylinder
- wall
- switch valve
- 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
Images
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses an online detection and calibration device of a pressure transmitter, which comprises a bottom plate, wherein a support frame is fixed on one side of the top end of the bottom plate, a support is arranged on one side of the bottom of the support frame, an oil supply pump is arranged on the top end of the support, an oil storage tank is arranged on the bottom of the support frame on one side of the support, a liquid inlet of the oil supply pump is connected to the inside of the oil storage tank through a hose, a circulating pipe assembly is arranged on the top end of the support frame, a first switch valve is arranged on one side of the bottom end of the circulating pipe assembly, a liquid supply pipe is arranged at the bottom end of the first switch valve, one end of the liquid supply pipe is mutually connected with a liquid outlet of the oil supply pump, and an electric switch valve is arranged at one end of the circulating pipe assembly. The utility model not only avoids the phenomenon of looseness and instability of the pressure transmitter and the test joint, improves the detection precision of the device, but also meets the check requirements of different media and improves the check efficiency of the pressure transmitter.
Description
Technical Field
The utility model relates to the technical field of pressure transmitter detection, in particular to an online detection and calibration device for a pressure transmitter.
Background
Pressure transmitter is widely used in petroleum, chemical industry, boats and ships under water, each field such as machine-building, pressure transmitter can change the physical pressure parameters such as gas, liquid that the load cell sensor experienced into standard signal of telecommunication such as (4 ~ 20mADC), etc. to supply secondary instruments such as instruction alarm instrument, record appearance, regulator to measure, instruct, and pressure transmitter will carry out pressure testing to pressure transmitter at the in-process of production, thereby whether convenient confirm that pressure is become to send accords with the production standard, this in-process need use to detect calibration equipment, but present calibration equipment still has the defect of certain problem in the use, specific problem is as follows:
1. when the existing checking device is used, the pressure transmitter is easy to shake and unstable, so that the phenomena of liquid leakage and air leakage occur on the pressure transmitter and a detection port, and the detection precision of the device is reduced;
2. the existing checking device is generally used for separately checking gas media or liquid media, so that the checking work of the two media is difficult to be rapidly finished, and the detection efficiency of the device on a pressure transmitter is reduced;
3. the existing checking device is low in automation degree, a worker is required to frequently move and debug the pressure transmitter on a plurality of groups of stations, time and labor are wasted in the operation process, and the workload of the worker is heavy.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an online detection and calibration device for a pressure transmitter, which aims to solve the problems that the existing calibration device provided in the background art is low in detection precision, can only complete the test work of one pressure medium and is heavy in the operation burden of workers.
In order to achieve the purpose, the utility model provides the following technical scheme: an online detection and calibration device for a pressure transmitter comprises a bottom plate, wherein a support frame is fixed on one side of the top end of the bottom plate, a support is installed on one side of the bottom of the support frame, an oil supply pump is installed on the top end of the support frame, an oil storage tank is installed on the bottom of the support frame on one side of the support frame, an inlet of the oil supply pump is connected to the inside of the oil storage tank through a hose, a circulating pipe assembly is installed on the top end of the support frame, a first switch valve is installed on one side of the bottom end of the circulating pipe assembly, a liquid supply pipe is installed at the bottom end of the first switch valve, one end of the liquid supply pipe is connected with the liquid outlet of the oil supply pump, an electric switch valve is installed at one end of the circulating pipe assembly, an air pump is installed on one side of the top end of the bottom plate, a right-angle seat is installed by rotating one side of the top end of the support frame, and a first air cylinder is fixed on the inner wall on one side of the right-angle seat, one side slidable mounting of right angle seat bottom has the mount, the outer wall of mount and the piston rod top fixed connection of first cylinder, location structure has all been seted up on the both sides outer wall of mount, install control panel on the inner wall of support frame one side, the output of the inside singlechip of control panel respectively with the input electric connection of fuel feed pump, first ooff valve, air pump and first cylinder.
Preferably, the center position department of support frame bottom installs the motor, just the main shaft is installed to the output of motor, and the top of main shaft and the bottom fixed connection of right-angle seat.
Preferably, a second switch valve is installed at the other end of the circulating pipe assembly, a return pipe is installed at the bottom end of the second switch valve, and the bottom end of the return pipe extends to the inside of the oil storage tank.
Preferably, the return pipe is a stainless steel corrugated metal hose.
Preferably, an air supply pipe is installed at the output end of the air pump, and a third switch valve is installed at one end, far away from the air pump, of the air supply pipe.
Preferably, the inside of location structure includes the second cylinder, just the second cylinder install in on the outer wall of mount, the second cylinder is provided with two sets ofly, the flat board is installed on the piston rod top of second cylinder, be fixed with arc rubber seat on the outer wall of flat board one side.
Preferably, the outer wall of one side of the flat plate is fixedly provided with two groups of guide rods, and one ends of the guide rods extend to the outside of the fixing frame.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the detection and calibration device, through the arrangement of the mutually matched structures such as the second air cylinder and the arc-shaped rubber seat, the second air cylinder pushes the flat plate and the arc-shaped rubber seat to horizontally move until the two groups of arc-shaped rubber seats stably clamp the pressure transmitter, so that the phenomenon that the pressure transmitter and a test connector are loose and unstable in the later inserting and testing process is avoided, and the detection precision of the device is improved;
2. according to the detection and calibration device, through the arrangement of the mutually matched structures such as the liquid supply pipe and the circulating pipe assembly, the first air cylinder pushes the positioning structure and the clamped pressure transmitter workpiece to horizontally move, so that the detection port of the pressure transmitter is connected with the electric switch valve, the oil supply pump sequentially sends oil in the oil storage tank into the liquid supply pipe, the circulating pipe assembly, the electric switch valve and the pressure transmitter, and at the moment, the corresponding pressure numerical value is displayed on the display screen of the pressure transmitter, so that the detection work of the pressure transmitter is completed, the manual debugging of workers is not needed, and the working intensity of the workers is reduced;
3. this kind of detection calibration equipment through being provided with the structure of mutually supporting such as third ooff valve and air supply pipe, drives right angle seat and pressure transmitter by the motor and rotates, changes pressure transmitter's medium detection direction, and pressure transmitter is connected with the third ooff valve, and the air pump supplies gas to air supply pipe, among the pressure transmitter this moment, the pressure numerical value of showing on pressure transmitter's the display screen this moment to make the device can carry out the detection work of atmospheric pressure, oil pressure in proper order, promote pressure transmitter's inspection efficiency.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic side view of the fixing frame of the present invention;
FIG. 4 is a schematic bottom view of the circulation tube assembly of the present invention;
in the figure: 1. a base plate; 2. a support frame; 3. a support; 4. an oil storage tank; 5. an oil supply pump; 6. a liquid supply tube; 7. a first on-off valve; 8. a circulation tube assembly; 9. an electrically operated on-off valve; 10. a return pipe; 11. a second on-off valve; 12. a control panel; 13. an air pump; 14. a gas supply pipe; 15. a third on-off valve; 16. a motor; 17. a main shaft; 18. a right-angle seat; 19. a first cylinder; 20. a fixed mount; 21. a positioning structure; 2101. a second cylinder; 2102. a guide bar; 2103. a flat plate; 2104. an arc-shaped rubber seat.
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. 1-4, an embodiment of the present invention is shown: an online detection and calibration device for a pressure transmitter comprises a bottom plate 1, wherein a support frame 2 is fixed on one side of the top end of the bottom plate 1, a support 3 is installed on one side of the bottom of the support frame 2, an oil supply pump 5 is installed on the top end of the support 3, an oil storage tank 4 is installed on the bottom of the support frame 2 on one side of the support 3, an oil inlet of the oil supply pump 5 is connected to the inside of the oil storage tank 4 through a hose, a circulating pipe assembly 8 is installed on the top end of the support frame 2, a first switch valve 7 is installed on one side of the bottom end of the circulating pipe assembly 8, a liquid supply pipe 6 is installed at the bottom end of the first switch valve 7, one end of the liquid supply pipe 6 is connected with a liquid outlet of the oil supply pump 5, and an electric switch valve 9 is installed at one end of the circulating pipe assembly 8;
a second switch valve 11 is installed at the other end of the circulating pipe assembly 8, a return pipe 10 is installed at the bottom end of the second switch valve 11, the bottom end of the return pipe 10 extends into the oil storage tank 4, the return pipe 10 is a stainless steel corrugated metal hose, the second switch valve 11 is opened, the first switch valve 7 is closed, oil flows back to the oil storage tank 4 again through the circulating pipe assembly 8, the second switch valve 11 and the return pipe 10, and the oil collecting work is completed;
the working personnel start the oil supply pump 5 and open the first switch valve 7, the oil supply pump 5 sends the oil in the oil storage tank 4 into the liquid supply pipe 6, the circulating pipe assembly 8, the electric switch valve 9 and the pressure transmitter in sequence, and at the moment, the display screen of the pressure transmitter displays the corresponding pressure numerical value, so that the detection work of the pressure transmitter is completed, the operation is rapid and convenient, and the manual debugging of the working personnel is not needed;
an air pump 13 is installed on one side of the top end of the bottom plate 1, an air supply pipe 14 is installed at the output end of the air pump 13, and a third switch valve 15 is installed at one end, far away from the air pump 13, of the air supply pipe 14;
the air pump 13 supplies air to the air supply pipe 14 and the pressure transmitter, and the pressure value displayed on the display screen of the pressure transmitter at the moment enables the device to sequentially detect air pressure and oil pressure, so that the checking requirements of different media are met, and the checking efficiency of the pressure transmitter is improved;
a right-angle seat 18 is rotatably arranged on one side of the top end of the support frame 2, a motor 16 is arranged at the central position of the bottom of the support frame 2, a main shaft 17 is arranged at the output end of the motor 16, and the top end of the main shaft 17 is fixedly connected with the bottom end of the right-angle seat 18;
a worker starts the motor 16 through the control panel 12 to work, and then the motor 16 drives the main shaft 17 and the right-angle seat 18 to rotate by one hundred eighty degrees, so that the positioning structure 21 and the pressure transmitter change the detection direction;
a first cylinder 19 is fixed on the inner wall of one side of the right-angle seat 18, a fixed frame 20 is slidably mounted on one side of the bottom of the right-angle seat 18, the outer wall of the fixed frame 20 is fixedly connected with the top end of a piston rod of the first cylinder 19, positioning structures 21 are arranged on the outer walls of two sides of the fixed frame 20, the first cylinder 19 is started to work through the control panel 12, and at the moment, the first cylinder 19 pushes the fixed frame 20, the positioning structures 21 and a clamped pressure transmitter workpiece to horizontally move until a detection port of the pressure transmitter is connected with the electric switch valve 9;
the positioning structure 21 comprises a second cylinder 2101 inside, the second cylinder 2101 is installed on the outer wall of the fixed frame 20, two groups of second cylinders 2101 are arranged, a flat plate 2103 is installed at the top end of a piston rod of the second cylinder 2101, a guide rod 2102 is fixed on the outer wall of one side of the flat plate 2103, the two groups of guide rods 2102 are arranged, one end of each guide rod 2102 extends to the outside of the fixed frame 20, and the movement stability of the arc-shaped rubber seat 2104 is improved through the guide rods 2102;
an arc-shaped rubber seat 2104 is fixed on the outer wall of one side of the flat plate 2103, and the pressure transmitter to be detected is placed between the two groups of arc-shaped rubber seats 2104;
the second cylinder 2101 pushes the flat plate 2103 and the arc-shaped rubber seats 2104 to move horizontally, the two groups of arc-shaped rubber seats 2104 stably clamp the pressure transmitter, and the phenomenon that the pressure transmitter and a test connector are loosened and unstable in the later plugging test process is avoided;
the inner wall of one side of the support frame 2 is provided with a control panel 12, and the output end of a single chip microcomputer in the control panel 12 is respectively electrically connected with the input ends of the oil supply pump 5, the first switch valve 7, the air pump 13 and the first air cylinder 19.
The working principle is as follows: firstly, a worker places a pressure transmitter to be detected between two groups of arc-shaped rubber seats 2104, then the worker opens the second air cylinder 2101 through the control panel 12 to enable the second air cylinder 2101 to push the flat plate 2103 and the arc-shaped rubber seats 2104 to move horizontally, the motion stability of the arc-shaped rubber seats 2104 is improved through the guide rod 2102 in the process until the two groups of arc-shaped rubber seats 2104 stably clamp the pressure transmitter, the phenomenon that the pressure transmitter and a test connector are loose and unstable in the later plugging test process is avoided, the detection precision of the device is improved, after the pressure transmitter is fixed, the first air cylinder 19 is opened through the control panel 12 to work, at the moment, the first air cylinder 19 pushes the fixing frame 20, the positioning structure 21 and a clamped pressure transmitter workpiece to move horizontally until a detection port of the pressure transmitter is connected with the electric switch valve 9, and then the worker opens the oil supply pump 5, and the first switch valve 7 is opened, the oil supply pump 5 sequentially sends the oil in the oil storage tank 4 into the liquid supply pipe 6, the circulating pipe assembly 8, the electric switch valve 9 and the pressure transmitter, at the moment, a corresponding pressure numerical value is displayed on a display screen of the pressure transmitter, so that the detection work of the pressure transmitter is completed, the operation is rapid and convenient, the manual debugging of workers is not needed, the operation intensity of the workers is reduced, after the detection is completed, the second switch valve 11 is opened and the first switch valve 7 is closed, so that the oil flows back to the oil storage tank 4 again through the circulating pipe 8, the second switch valve 11 and the return pipe 10, the collection work of the oil is completed, the workers start the motor 16 through the control panel 12 to work, the motor 16 drives the main shaft 17 and the right-angle seat 18 to rotate by one hundred eighty degrees, so that the positioning structure 21 and the pressure transmitter face the third switch valve 15, and when the first cylinder 19 pushes the positioning structure 21, After the pressure transmitter moves left, the pressure transmitter is connected with the third switch valve 15, the air pump 13 supplies air to the air supply pipe 14 and the pressure transmitter, and the pressure value displayed on the display screen of the pressure transmitter at the moment enables the device to sequentially detect air pressure and oil pressure, so that the checking requirements of different media are met, and the checking efficiency of the pressure transmitter is improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a pressure transmitter on-line measuring calibration equipment, includes bottom plate (1), its characterized in that: one side on bottom plate (1) top is fixed with support frame (2), just support (3) are installed to one side of support frame (2) bottom, fuel feeding pump (5) are installed on the top of support (3), batch oil tank (4) are installed to support frame (2) bottom of support frame (3) one side, the inlet of fuel feeding pump (5) passes through the inside of hose connection to batch oil tank (4), circulating tube subassembly (8) is installed on the top of support frame (2), just first ooff valve (7) is installed to one side of circulating tube subassembly (8) bottom, feed pipe (6) are installed to the bottom of first ooff valve (7), the one end of feed pipe (6) and the liquid outlet interconnect of fuel feeding pump (5), electric switch valve (9) are installed to the one end of circulating tube subassembly (8), air pump (13) is installed to one side on bottom plate (1) top, one side on support frame (2) top is rotated and is installed right angle seat (18), just be fixed with first cylinder (19) on the inner wall of right angle seat (18) one side, one side slidable mounting of right angle seat (18) bottom has mount (20), the outer wall of mount (20) and the piston rod top fixed connection of first cylinder (19), location structure (21) have all been seted up on the both sides outer wall of mount (20), install control panel (12) on the inner wall of support frame (2) one side, the output of the inside singlechip of control panel (12) respectively with the input electric connection of fuel feed pump (5), first ooff valve (7), air pump (13) and first cylinder (19).
2. The pressure transmitter on-line detection verification device of claim 1, wherein: the motor (16) is installed at the central point of support frame (2) bottom, just main shaft (17) are installed to the output of motor (16), the top of main shaft (17) and the bottom fixed connection of right-angle seat (18).
3. The pressure transmitter on-line detection verification device of claim 1, wherein: second ooff valve (11) are installed to the other end of circulating line subassembly (8), just back flow (10) are installed to the bottom of second ooff valve (11), and the bottom of back flow (10) extends to the inside of batch oil tank (4).
4. The on-line detection and verification device for the pressure transmitter, according to claim 3, is characterized in that: the return pipe (10) adopts a stainless steel corrugated metal hose.
5. The pressure transmitter on-line detection verification device of claim 1, wherein: an air supply pipe (14) is installed at the output end of the air pump (13), and a third switch valve (15) is installed at one end, far away from the air pump (13), of the air supply pipe (14).
6. The pressure transmitter on-line detection verification device of claim 1, wherein: the inside of location structure (21) includes second cylinder (2101), just second cylinder (2101) install in on the outer wall of mount (20), second cylinder (2101) are provided with two sets ofly, dull and stereotyped (2103) are installed to the piston rod top of second cylinder (2101), be fixed with arc rubber seat (2104) on the outer wall of dull and stereotyped (2103) one side.
7. The pressure transmitter on-line detection verification device of claim 6, wherein: guide rods (2102) are fixed on the outer wall of one side of the flat plate (2103), two groups of guide rods (2102) are arranged, and one end of each guide rod (2102) extends to the outside of the fixing frame (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123336139.8U CN216524556U (en) | 2021-12-28 | 2021-12-28 | Pressure transmitter on-line measuring calibration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123336139.8U CN216524556U (en) | 2021-12-28 | 2021-12-28 | Pressure transmitter on-line measuring calibration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216524556U true CN216524556U (en) | 2022-05-13 |
Family
ID=81506200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123336139.8U Active CN216524556U (en) | 2021-12-28 | 2021-12-28 | Pressure transmitter on-line measuring calibration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216524556U (en) |
-
2021
- 2021-12-28 CN CN202123336139.8U patent/CN216524556U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109489612B (en) | Airplane fuel nozzle spraying angle testing device and method | |
| CN216524556U (en) | Pressure transmitter on-line measuring calibration equipment | |
| CN205437743U (en) | Carbon fiber gas cylinder cylinder valve plain type handling device | |
| CN108956010B (en) | Pressure gauge calibration device | |
| CN109944789A (en) | A kind of small pump quality inspection device | |
| CN212111306U (en) | Device for simulating and detecting loop circuit about gas phase top corrosion | |
| CN2879155Y (en) | Multiple working positions full-automatic leakage testing device for detecting low-pressure gas valve | |
| CN208705180U (en) | The anti-long-term creep measuring instrument of heating tube | |
| CN211347232U (en) | Valve body detection device | |
| CN211347824U (en) | On-line needle penetration analyzer | |
| CN212433621U (en) | Multi-type mining pressure monitoring instrument electro-hydraulic measurement and control platform | |
| CN202886078U (en) | Water and gas tester for braided tubes | |
| CN220437535U (en) | High-precision water meter calibrating device | |
| CN114486550A (en) | Free bulging test method and system for downhole variable-temperature patching pipe | |
| CN219733607U (en) | Gear pump performance testing device | |
| CN109141780A (en) | A kind of equipment for realizing automatic detection leak for piggy tap | |
| CN111077043A (en) | On-line needle penetration analyzer | |
| CN217654697U (en) | Air tightness detection device | |
| CN211900944U (en) | Special equipment for water pump life test | |
| CN219641173U (en) | Pneumatic control valve seal detection equipment | |
| RU222137U1 (en) | Mobile device for testing gas analyzer | |
| CN219224082U (en) | Pressure-resistant leak detection testing device for welding line of spring tube assembly | |
| CN220205425U (en) | Gas injection and liquid injection equipment | |
| CN214277341U (en) | Brake oil pipe rigidity test system | |
| CN217084090U (en) | Water pressure detection device for production of precision pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |