CN115326284B - Automatic input signal calibration system of pressure transmitter - Google Patents
Automatic input signal calibration system of pressure transmitter Download PDFInfo
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- CN115326284B CN115326284B CN202211080232.3A CN202211080232A CN115326284B CN 115326284 B CN115326284 B CN 115326284B CN 202211080232 A CN202211080232 A CN 202211080232A CN 115326284 B CN115326284 B CN 115326284B
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- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 244000309464 bull Species 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000004146 energy storage Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 239000011090 solid board Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
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- 238000005260 corrosion Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
- G01L27/002—Calibrating, i.e. establishing true relation between transducer output value and value to be measured, zeroing, linearising or span error determination
- G01L27/005—Apparatus for calibrating pressure sensors
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses an automatic calibration system for an input signal of a pressure transmitter, which comprises a base, wherein the top of the base is provided with a multi-connection mechanism, the multi-connection mechanism comprises a fixed plate and a connection seat, the bottom of the fixed plate is fixedly connected with the top of the base, the connection seat is arranged at the top of the base, the outer surface of the fixed plate is provided with a sliding groove, the inner surface of the sliding groove is slidingly connected with a sliding block, the outer surface of the sliding block is provided with a limiting component, the inner wall of the sliding groove is provided with an embedded groove, the inner surface of the sliding groove is provided with an embedded groove, and the inner surface of the embedded groove is fixedly connected with an embedded panel.
Description
Technical Field
The invention relates to the technical field of industrial automatic control, in particular to an automatic input signal calibration system of a pressure transmitter.
Background
The pressure transmitter is a device for converting pressure into pneumatic signals or electric signals for control and remote transmission, and can convert physical pressure parameters of gas, liquid and the like sensed by the load cell sensor into standard electric signals (such as 4-20mADC and the like) so as to supply secondary instruments such as an indication alarm instrument, a recorder, a regulator and the like for measurement, indication and process adjustment, and the pressure transmitter needs to calibrate input signals after production and manufacture.
In the invention patent with publication number CN106153250B, an automatic calibration system and method for input signals of a pressure transmitter are disclosed, comprising: a signal generation unit for generating a signal according to an instruction of the control unit and inputting the generated signal to the connection unit; the embodiment of the invention can efficiently and accurately automatically calibrate the pressure transmitter main board.
According to the calibration system and the calibration method disclosed by the invention, although the calibration precision is improved and the time length during calibration is reduced, a transmission calibration mode is still adopted, namely, each calibration flow is only used for calibrating a single pressure transmitter, so that the preparation procedure before calibration is caused, the pressure transmitter needs to be repeatedly assembled and disassembled on the calibration station, the time consumption of the calibration preamble is more, the overall efficiency of the calibration work is reduced, and the problem needs to be solved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an automatic input signal calibration system of a pressure transmitter, which solves the problems that when the pressure transmitter is calibrated, each calibration process only carries out the calibration of a single pressure transmitter, and when the calibration is preceded, the pressure transmitter needs to be repeatedly assembled and disassembled on a calibration station, so that the overall efficiency of the calibration process is reduced.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an input signal automatic calibration system of pressure transmitter, includes the base, the top of base is provided with many links the mechanism, many links the mechanism and includes solid board and even seat, the bottom of solid board and the top fixed connection of base, even seat sets up at the top of base, the surface of solid board begins to have the spout, the internal surface sliding connection of spout has the slider, the surface of slider is provided with spacing subassembly, the caulking groove has been seted up to the inner wall of spout, the caulking groove has been seted up to the internal surface of spout, the internal surface fixedly connected with of caulking groove goes into the panel, the internal surface fixedly connected with of caulking groove goes out the panel, the surface of slider respectively with the surface swing joint of going into panel and going out the panel, the surface fixedly connected with connector of solid board, the input of going into the panel and the output electric connection of even seat, the output of going out the panel and the input electric connection of connector.
Preferably, the top of linking the seat has offered and has linked the groove, the bottom fixedly connected with who links the seat links the board, the bottom that links the board and the surface fixed connection of base, the top that links the seat is provided with splint.
Preferably, the inside of splint has seted up the clamp groove that link up, the internal surface fixedly connected with rubber ring of clamp groove, the bottom fixedly connected with of splint links the post, the bottom of linking the post links the top fixed connection of seat.
Preferably, a through groove is formed in the slider, a threaded sleeve is arranged on the inner surface of the through groove, a screw rod is connected with the inner wall of the threaded sleeve in a threaded manner, the outer surface of the screw rod is rotationally connected with the inner surface of the sliding groove, and the outer surface of the screw rod is rotationally connected with the inner portion of the fixed plate in a penetrating manner.
Preferably, one end of the screw rod is fixedly connected with a servo motor through a coupler, the outer surface of the servo motor is fixedly connected with the outer surface of the fixed plate, and the output end of the servo motor is in penetrating rotation connection with the inside of the fixed plate.
Preferably, the limiting component comprises a rotating groove and a limiting plate, the rotating groove is formed in the outer surface of the fixed plate, the outer surface of the limiting plate is rotationally connected with the inner surface of the rotating groove, two sides of the inner wall of the rotating groove are respectively provided with a through clamping groove, one side of the inner surface of the clamping groove is communicated with the inner surface of the sliding groove, the outer surface of the limiting plate is movably connected with the inner surfaces of the clamping groove and the sliding groove respectively, and the outer surface of the limiting plate is clamped with the outer surface of the sliding block.
Preferably, the outer surface of limiting plate has seted up the outer groove, the internal surface fixedly connected with clamp plate of outer groove, the surface of clamp plate and the surface swing joint of slider, the fixed groove that link up has been seted up to the inside of limiting plate, the internal surface fixedly connected with bull stick in fixed groove, the surface and the internal surface rotation of changeing the groove of bull stick are connected, the surface and the inside of fixed plate run through rotation of bull stick are connected.
Preferably, one end of the rotating rod is fixedly connected with a rotating motor through a coupler, the outer surface of the rotating motor is fixedly connected with the outer surface of the fixed plate, and the output end of the rotating motor is in penetrating and rotating connection with the inner part of the fixed plate.
Advantageous effects
The invention provides an automatic input signal calibration system of a pressure transmitter. Compared with the prior art, the method has the following beneficial effects:
(1) Through setting up many even mechanisms, at first through setting up a plurality of even seats to connect a plurality of pressure transmitters, set up the corresponding income panel of multiunit and go out the panel simultaneously, and even seat and go into the connection of panel and go out the connection of panel and connector, communicate through the slider, and multiunit goes out panel and connector parallelly connected, can carry out the calibration work that a plurality of pressure transmitters in proper order and in succession, thereby avoid single calibration to need loading and unloading repeatedly, cause consuming time more, reduce the problem of calibration efficiency.
(2) Through setting up even seat isotructure, even the seat carries out preliminary connection stability to pressure transmitter through linking the groove, splint are through pressing from both sides the inside rubber ring of groove simultaneously, stabilize again pressure transmitter, and stabilize from top to bottom for holistic stability reinforcing of pressure transmitter, the going on of the calibration work of being convenient for, and through setting up a plurality of even seats, every calibration flow can carry out the calibration of a plurality of pressure transmitters in succession, thereby avoided the time consuming of loading and unloading repeatedly, and promote holistic calibration efficiency.
(3) Through setting up slider isotructure, servo motor drives the lead screw and rotates, through the threaded connection of lead screw and swivel nut for the slider is inside reciprocal slip at the spout, thereby makes the circuit switch-on of the income panel that corresponds of many groups and play panel, in order to carry out the continuous calibration work of a plurality of pressure transmitters, thereby reduces the time consumption of preface work, in order to promote calibration efficiency.
(4) Through setting up spacing subassembly, rotate the motor and drive the bull stick and rotate for the limiting plate follows and rotates, thereby makes the limiting plate get into inside the spout through the draw-in groove, carries out spacingly to the motion position of slider, can make the slider accurate fall to the circuit intercommunication of income panel and play panel, quick accurate calibration work of carrying out every pressure transmitter.
Drawings
FIG. 1 is a perspective view of an external structure of the present invention;
FIG. 2 is a split view of the external structure of the fastening plate of the present invention;
FIG. 3 is a split view of the external structure of the splint of the present invention;
FIG. 4 is a split view of the external structure of the slider of the present invention;
fig. 5 is a split view of the outer structure of the limiting plate of the present invention.
In the figure: 1. a base; 2. fixing plates; 3. a connecting seat; 31. a connecting groove; 32. a connecting plate; 33. a clamping plate; 34. a clamping groove; 35. a rubber ring; 36. connecting columns; 4. a chute; 5. a slide block; 51. a through groove; 52. a screw sleeve; 53. a screw rod; 54. a servo motor; 6. a limit component; 61. a rotary groove; 62. a limiting plate; 63. a clamping groove; 64. an outer groove; 65. a pressing plate; 66. fixing a groove; 67. a rotating rod; 68. a rotating motor; 7. entering the caulking groove; 8. discharging the embedded groove; 9. an inlet panel; 10. discharging the panel; 11. and (5) a connector.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present invention provides a technical solution: an automatic calibration system for input signals of a pressure transmitter comprises a base 1, wherein the base 1 provides a gravity reduction center, the overall stability is enhanced, a multi-connection mechanism is arranged at the top of the base 1 and comprises a fixed plate 2 and a connection seat 3, the fixed plate 2 and the connection seat 3 are both made of insulating materials, a connection circuit is arranged in the connection seat 3, the bottom of the fixed plate 2 is fixedly connected with the top of the base 1, the connection seat 3 is arranged at the top of the base 1, a sliding groove 4 is arranged on the outer surface of the fixed plate 2, a sliding block 5 is slidingly connected with the inner surface of the sliding groove 4, the sliding block 5 is made of a wear-resistant, corrosion-resistant and conductive material, a limiting component 6 is arranged on the outer surface of the sliding block 5, an embedded groove 7 is arranged on the inner wall of the sliding groove 4, an embedded groove 8 is arranged on the inner surface of the sliding groove 4, an embedded panel 9 is fixedly connected with the inner surface of the embedded groove 7, the inner surface of the embedded groove 8 is fixedly connected with an embedded plate 10, the embedded plate 9 and the embedded plate 10 are made of wear-resistant, corrosion-resistant and conductive materials, a plurality of groups are correspondingly arranged, the number of groups is the same as that of the connected seats 3, the outer surface of the sliding block 5 is respectively and movably connected with the outer surfaces of the embedded plate 9 and the embedded plate 10, the outer surface of the fixed plate 2 is fixedly connected with a connector 11, the connector 11 can be a wire connection station or a connecting plug and is electrically connected with the existing calibration system, a parallel circuit is formed with a plurality of embedded plates 10, the input end of the embedded plate 9 is electrically connected with the output end of the connected seat 3, the output end of the embedded plate 10 is electrically connected with the input end of the connector 11, a plurality of connected seats 3 are arranged through a plurality of connecting mechanisms so as to be convenient for connecting a plurality of pressure transmitters, simultaneously, a plurality of groups of corresponding inlet panels 9 and outlet panels 10 are arranged, the connecting seat 3 is connected with the inlet panels 9 and the outlet panels 10 are connected with the connectors 11, the connecting seat is communicated with the connectors 11 through the sliding blocks 5, and the plurality of groups of outlet panels 10 are connected with the connectors 11 in parallel, so that sequential and continuous calibration work of a plurality of pressure transmitters can be performed, and the problems that single calibration needs to be repeatedly assembled and disassembled, time consumption is high, and calibration efficiency is reduced are avoided.
The connecting groove 31 has been seted up at the top of even seat 3, even groove 31 and the holistic link looks adaptation of pressure transmitter, if the mainboard of pressure transmitter is calibrated, then change to corresponding link, even the inside connecting circuit input of seat 3 sets up at even inslot 31 simultaneously, even the bottom fixedly connected with of seat 3 links board 32, even the bottom of board 32 and the surface fixed connection of base 1, even the top of seat 3 is provided with splint 33, even seat 3 carries out preliminary connection stability to pressure transmitter through even groove 31.
The inside of splint 33 has offered the double-layered groove 34 that link up, the principle of double-layered groove 34 is the same with even groove 31, if the mainboard of pressure transmitter is calibrated, then double-layered groove 34 changes corresponding shape, the internal surface fixedly connected with rubber ring 35 of double-layered groove 34, rubber ring 35 is used for increasing contact friction, in order to strengthen the stability of centre gripping, and avoid damaging pressure transmitter itself, the bottom fixedly connected with even post 36 of splint 33, even post 36 can strengthen the stability of splint 33, and for splint 33 and even provide certain space between seat 3, even post 36's bottom and even seat 3's top fixed connection, splint 33 is through the inside rubber ring 35 of double-layered groove 34, stabilize pressure transmitter again, and stabilize from top to bottom for the stability of pressure transmitter whole reinforcing, be convenient for calibrate the going on of work, and through setting up a plurality of even seat 3, the calibration of a plurality of pressure transmitters can be carried out in succession to every calibration flow, thereby avoided the time consuming time of loading and unloading repeatedly, and promote holistic calibration efficiency.
The inside of slider 5 has been seted up logical groove 51 that link up, the internal surface of logical groove 51 is provided with swivel nut 52, swivel nut 52 adopts insulating, stand wear and tear material to make, and the outside is provided with the ring flange that is connected with slider 5 looks fixed connection, the inner wall threaded connection of swivel nut 52 has lead screw 53, the surface of lead screw 53 is connected with the internal surface rotation of spout 4, the surface of lead screw 53 runs through rotation with the inside of fixed plate 2 and is connected, the combination of lead screw 53 and swivel nut 52 can play support, direction and limiting displacement to slider 5, still play drive and insulating function simultaneously.
One end of the screw rod 53 is fixedly connected with a servo motor 54 through a coupler, the servo motor 54 is electrically connected with a control circuit of the calibration system, the outer surface of the servo motor 54 is fixedly connected with the outer surface of the fixed plate 2, the output end of the servo motor 54 is rotatably connected with the inner portion of the fixed plate 2 in a penetrating mode, and the servo motor 54 provides driving force for sliding of the sliding block 5.
The limiting component 6 comprises a rotary groove 61 and a limiting plate 62, the limiting plate 62 is made of compression-resistant and insulating materials, the rotary groove 61 is formed in the outer surface of the fixed plate 2, the outer surface of the limiting plate 62 is rotationally connected with the inner surface of the rotary groove 61, through clamping grooves 63 are formed in two sides of the inner wall of the rotary groove 61, the inner surface of one side of the clamping grooves 63 is communicated with the inner surface of the sliding groove 4, the outer surface of the limiting plate 62 is movably connected with the clamping grooves 63 and the inner surface of the sliding groove 4 respectively, the outer surface of the limiting plate 62 is clamped with the outer surface of the sliding block 5, the limiting plate 62 enters the sliding groove 4 through the clamping grooves 63, the movement position of the sliding block 5 is limited, the sliding block 5 can be enabled to fall in position accurately, and the circuit of the inlet panel 9 and the outlet panel 10 are communicated, and calibration of each pressure transmitter is performed rapidly and accurately.
The external surface of limiting plate 62 has seted up outer groove 64, the internal surface fixedly connected with clamp plate 65 of outer groove 64, clamp plate 65 adopts the pressure sensing material to make, internal electric current after the pressurized, resistance change, and with the control circuit electric connection of calibration system, the surface swing joint of clamp plate 65 and the surface of slider 5, the fixed slot 66 of lining up has been seted up to the inside of limiting plate 62, the internal surface fixedly connected with bull stick 67 of fixed slot 66, limiting plate 62 equidistance is provided with a plurality ofly on bull stick 67, and the quantity is the same with linking seat 3, simultaneously two adjacent limiting plates 62 are 90 dislocation sets, the surface of bull stick 67 is connected with the internal surface rotation of changeing groove 61, the surface of bull stick 67 runs through rotation with the inside of fixed plate 2 and is connected, through setting up clamp plate 65 and bull stick 67, clamp plate 65 can play the induction effect to the contact of limiting plate 62 and slider 5, bull stick 67 can play support and drive effect to limiting plate 62.
One end of the rotating rod 67 is fixedly connected with a rotating motor 68 through a coupler, the rotating motor 68 is electrically connected with a control circuit of the calibration system, driving force can be provided for rotation of the limiting plate 62, the outer surface of the rotating motor 68 is fixedly connected with the outer surface of the fixed plate 2, and the output end of the rotating motor 68 is in penetrating and rotating connection with the inside of the fixed plate 2.
And all that is not described in detail in this specification is well known to those skilled in the art.
During operation, the pressure transmitter is inserted into the clamping groove 34, the clamping plate 33 is used for stabilizing the pressure transmitter through the clamping groove 34 and the rubber ring 35, then the connecting end of the pressure transmitter is connected with the connecting groove 31, the pressure transmitter is quickly and stably arranged on the connecting seat 3, the operation is repeated, a plurality of pressure transmitters are connected with the connecting seat 3 on the connecting plate 32, then the connector 11 is connected with an existing calibration system through a lead wire, when the calibration is carried out, the servo motor 54 drives the lead screw 53 to rotate, the sliding block 5 slides along the lead screw 53 in the sliding groove 4 through the threaded connection of the lead screw 53 and the threaded sleeve 52, meanwhile, the rotating motor 68 drives the rotating rod 67 to rotate, so that the limiting plate 62 is positioned at the side edge of the corresponding output panel 10, during the sliding process of the sliding block 5, the sliding block 5 is contacted with the limiting plate 62 and the pressing plate 65, the stress internal resistance and current of the pressing plate 65 are changed, after the calibration system receives the changed electrical signal, the servo motor 54 stops rotating, the sliding block 5 precisely drops down, and the corresponding pressure transmitter and the pressure transmitter can be calibrated by the continuous operation of the continuous transmission system when the pressure transmitter is carried out, and the calibration is carried out in turn.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An automatic calibration system for an input signal of a pressure transmitter, comprising a base (1), characterized in that: the utility model discloses a high-speed electric energy storage device, including base (1) and base, the top of base (1) is provided with many even mechanisms, many even mechanisms includes fixed board (2) and even seat (3), the bottom of fixed board (2) and the top fixed connection of base (1), even seat (3) set up at the top of base (1), the surface of fixed board (2) begins to have spout (4), the internal surface sliding connection of spout (4) has slider (5), the surface of slider (5) is provided with spacing subassembly (6), go into caulking groove (7) have been seted up to the inner wall of spout (4), go out caulking groove (8) have been seted up to the internal surface of spout (4), go into caulking groove (7)'s internal surface fixedly connected with go into panel (9), go out caulking groove (8)'s internal surface fixedly connected with go out panel (10), the surface of slider (5) respectively with go into panel (9) and go out panel's surface swing joint, the external surface fixedly connected with connector (11) of fixed board (2), go into panel (9) and output of seat (3) and output of input panel (11).
2. The automatic input signal calibration system of a pressure transmitter of claim 1, wherein: the top of linking seat (3) has offered and has been linked groove (31), the bottom fixedly connected with who links seat (3) links board (32), the bottom that links board (32) and the surface fixed connection of base (1), the top that links seat (3) is provided with splint (33).
3. The automatic input signal calibration system of a pressure transmitter of claim 2, wherein: the inside of splint (33) has seted up the clamp groove (34) that link up, the internal surface fixedly connected with rubber ring (35) of clamp groove (34), the bottom fixedly connected with of splint (33) links post (36), the bottom of linking post (36) links the top fixed connection of seat (3).
4. The automatic input signal calibration system of a pressure transmitter of claim 1, wherein: the inside of slider (5) is offered and is had a perfect understanding logical groove (51), the internal surface of logical groove (51) is provided with swivel nut (52), the inner wall threaded connection of swivel nut (52) has lead screw (53), the surface of lead screw (53) is rotated with the internal surface of spout (4) and is connected, the surface of lead screw (53) runs through rotation with the inside of fixed plate (2) and is connected.
5. The automatic calibration system for an input signal of a pressure transmitter of claim 4, wherein: one end of the screw rod (53) is fixedly connected with a servo motor (54) through a coupler, the outer surface of the servo motor (54) is fixedly connected with the outer surface of the fixed plate (2), and the output end of the servo motor (54) is in penetrating rotation connection with the inside of the fixed plate (2).
6. The automatic input signal calibration system of a pressure transmitter of claim 1, wherein: limiting component (6) are including changeing groove (61) and limiting plate (62), the surface at fixed board (2) is seted up to changeing groove (61), the surface of limiting plate (62) is rotated with the internal surface of changeing groove (61) and is connected, the draw-in groove (63) that link up are all seted up to the both sides of changeing groove (61) inner wall, one side the internal surface of draw-in groove (63) is linked together with the internal surface of spout (4), the surface of limiting plate (62) respectively with the internal surface swing joint of draw-in groove (63) and spout (4), the surface of limiting plate (62) and the surface looks joint of slider (5).
7. The automatic input signal calibration system of a pressure transmitter of claim 6, wherein: the outer surface of limiting plate (62) has seted up outer groove (64), the internal surface fixedly connected with clamp plate (65) of outer groove (64), the surface of clamp plate (65) and the surface swing joint of slider (5), fixed groove (66) that link up have been seted up to the inside of limiting plate (62), the internal surface fixedly connected with bull stick (67) of fixed groove (66), the surface of bull stick (67) rotates with the internal surface of changeing groove (61) to be connected, the surface of bull stick (67) runs through the rotation with the inside of fixed plate (2) to be connected.
8. The automatic input signal calibration system of a pressure transmitter of claim 7, wherein: one end of the rotating rod (67) is fixedly connected with a rotating motor (68) through a coupler, the outer surface of the rotating motor (68) is fixedly connected with the outer surface of the fixed plate (2), and the output end of the rotating motor (68) is in penetrating rotation connection with the inside of the fixed plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211080232.3A CN115326284B (en) | 2022-09-05 | 2022-09-05 | Automatic input signal calibration system of pressure transmitter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211080232.3A CN115326284B (en) | 2022-09-05 | 2022-09-05 | Automatic input signal calibration system of pressure transmitter |
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| CN115326284A CN115326284A (en) | 2022-11-11 |
| CN115326284B true CN115326284B (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211080232.3A Active CN115326284B (en) | 2022-09-05 | 2022-09-05 | Automatic input signal calibration system of pressure transmitter |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4617893A (en) * | 1984-07-25 | 1986-10-21 | Mannesmann Kienzle Gmbh | Speed limiting system for a motor vehicle including a switch and a method for positioning the switch |
| CN103076510A (en) * | 2012-07-20 | 2013-05-01 | 宁波市鄞州利搏机械有限公司 | Multifunctional sensor batch testing equipment |
| CN211602285U (en) * | 2020-03-17 | 2020-09-29 | 苏州瞬通半导体科技有限公司 | Pressure sensor is calibration circuit in batches |
| CN214149390U (en) * | 2020-12-29 | 2021-09-07 | 浙江力夫传感技术有限公司 | Sensor calibration device |
| CN215639921U (en) * | 2021-08-06 | 2022-01-25 | 黑龙江丹密特医疗科技有限公司 | Precision detection device for pressure sensor machining |
-
2022
- 2022-09-05 CN CN202211080232.3A patent/CN115326284B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4617893A (en) * | 1984-07-25 | 1986-10-21 | Mannesmann Kienzle Gmbh | Speed limiting system for a motor vehicle including a switch and a method for positioning the switch |
| CN103076510A (en) * | 2012-07-20 | 2013-05-01 | 宁波市鄞州利搏机械有限公司 | Multifunctional sensor batch testing equipment |
| CN211602285U (en) * | 2020-03-17 | 2020-09-29 | 苏州瞬通半导体科技有限公司 | Pressure sensor is calibration circuit in batches |
| CN214149390U (en) * | 2020-12-29 | 2021-09-07 | 浙江力夫传感技术有限公司 | Sensor calibration device |
| CN215639921U (en) * | 2021-08-06 | 2022-01-25 | 黑龙江丹密特医疗科技有限公司 | Precision detection device for pressure sensor machining |
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| CN115326284A (en) | 2022-11-11 |
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