Electronic turbine flowmeter capable of preventing external environment interference
Technical Field
The utility model relates to a flowmeter field especially relates to an electronic turbine flowmeter who prevents external environment interference.
Background
The flowmeter is known by its english name flowmeter, which is defined by the national committee for the examination and determination of scientific and technical terms as: meters that indicate the measured flow rate and/or the total amount of fluid in a selected time interval. Simply a meter for measuring the flow of fluid in a pipe or open channel. The turbine flowmeter is a main type of velocity-type flowmeter, and adopts a multi-blade rotor (turbine) to sense the average flow velocity of a fluid, so as to derive a meter of the flow or the total amount, firstly convert the flow velocity into the rotation velocity of the turbine, and then convert the rotation velocity into an electric signal in direct proportion to the flow.
The existing electronic turbine flowmeter has some defects, firstly, most turbine flowmeters are influenced by the outside, the outside temperature and the fluid pressure of the turbine flowmeters influence the measurement precision to a certain extent, secondly, meter seats of the turbine flowmeters are fixed and fixed, and cannot move according to needs and use conditions, so that the data searching is inconvenient, and finally, certain impurities are unavoidably remained in a pipeline after long-term use, and part of the pipeline is blocked after long time, so that the measurement effect of the pipeline is influenced.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides a prevent electronic turbine flowmeter of external environment interference, turbine flowmeter exists the condition that receives external influence, the fixed slabstone of gauge stand, can not remove, it is inconvenient to seek, impurity is remained to the pipeline, influence its measuring effect, therefore, at first, adopt warm-pressing determine module to detect temperature and fluid pressure, revise, reduce external influence, then, remove the subassembly by the gauge stand and pass through reel and pullback spring structure, make its gauge stand can the free movement, the personnel of being convenient for observe, at last, the pressurization through impurity clearance subassembly is filtered, filter impurity and fluid, and discharge impurity in addition, clear up in the pipeline, prevent to block up.
(II) technical scheme
In order to solve the above problems, the present invention provides an electronic turbine flowmeter for preventing external environment interference, comprising; main part, flange, warm-pressing detection subassembly, gauge stand removal subassembly and impurity clearance subassembly, its characterized in that, the equal fixedly connected with flange in main part both ends, warm-pressing detection subassembly is installed to main part right side top, warm-pressing detection subassembly top fixedly connected with gauge stand removal subassembly, the integrating gauge stand is installed to gauge stand removal subassembly top, main part left side top fixedly connected with impurity clearance subassembly, main part internal surface left side is equipped with the rectifier, the main part internal surface is equipped with the rotor along the rectifier right side, the driving medium is installed on the rotor right side, magnetic coupling mechanism is installed to the driving medium top.
Preferably, warm-pressing detection subassembly is still including casing, chamber pipe, pressure measuring stopper, spring beam, electrified feeler block, resistance strip, temperature conduction pole, thermometer, data correction ware, casing left side below is equipped with the chamber pipe, chamber pipe internal surface sliding connection has the pressure measuring stopper, pressure measuring stopper top fixedly connected with spring beam, the electrified feeler block of pressure measuring stopper left side top fixedly connected with, electrified feeler block left side and resistance strip sliding connection, the chamber pipe lower right corner is equipped with the temperature conduction pole, temperature conduction pole top fixedly connected with thermometer, the casing middle part is equipped with the data correction ware.
Preferably, the gauge stand moving assembly further comprises a shell, a lower seat, a torsion bar spring, a winding wheel, a pipeline, a brush, a friction ring and a bolt, the lower seat is fixedly connected to the lower portion of the inner surface of the shell, the torsion bar spring is arranged on the outer surface of the lower seat, the winding wheel is connected to the upper portion of the lower seat in a sliding mode, the pipeline is arranged on the outer surface of the winding wheel and is connected with the brush in a sliding mode, the friction ring is arranged on the outer side of the upper portion of the winding wheel, and the bolt is arranged on the left side of.
Preferably, impurity clearance subassembly is still including limit shell, motor, derailleur, disc, bull stick, piston, import, export, filter screen, overflow valve, residue box, the internally surface mounting of limit shell has the motor, the derailleur is installed to motor one end, derailleur below rotation is connected with the disc, the rotation of disc below is connected with the bull stick, bull stick left side fixedly connected with piston, the piston below is equipped with the import, the piston top is equipped with the export, export one end fixedly connected with filter screen No. one, the overflow valve is installed to the piston left end, the overflow valve left end is equipped with the residue box.
Preferably, a heat insulation zone is arranged on the outer side of the thermometer, and heat conduction glue is coated at the joint of the thermometer and the temperature conduction rod.
Preferably, a magnetic metal seat is fixedly connected to the upper portion of the shell, a magnet base is arranged on the upper portion of the magnetic metal seat, and the magnet base is fixedly connected with the integrating meter seat.
Preferably, import one end is equipped with the check valve, the check valve is total two sets of, and the import below is equipped with No. two filter screens.
The above technical scheme of the utility model has following profitable technological effect:
1. the utility model discloses a detection subassembly is pressed to temperature can be by the pressure measurement stopper contact fluidic pressure in the lumen to produce certain advance and retreat, drive electrified feeler block and move on the resistance strip after that, produce signal, the thermometer has temperature conduction pole to receive the temperature simultaneously, together conducts for data corrector, the cooperation obtains the demonstration of integrating the meter seat, thereby reduces the precision measurement influence that its ambient temperature and fluid pressure brought.
2. The utility model discloses a gauge stand removes subassembly can be by freely pulling the long-pending gauge stand and remove around wheel, pipeline, places in more convenient region use, is convenient for look over data, can use the bolt rotation simultaneously, and the cooperation friction ring blocks around the wheel, makes it stop to act as go-between, has the fence of hanging on the long-pending gauge stand simultaneously, has magnet down, can be convenient hang by or adsorb at the metal surface, provides convenient for personnel's use.
3. The utility model discloses an impurity clearance subassembly can be by the repeated advance and retreat of piston for the limit shell is from import suction fluid, simultaneously because stopping of No. two filter screens, makes impurity assemble at the import entry, and with the impurity suction after, the piston pushes down, discharges clean fluid from the export, and impurity then gets into the residue box through the overflow valve, can be under the basis that the pipeline does not stop, clears up the impurity in the pipeline, prevents to block up, also is convenient for improve detection effect.
Drawings
Fig. 1 is a schematic structural diagram of an electronic turbine flowmeter for preventing external environment interference according to the present invention.
Fig. 2 is a schematic structural diagram of a meter seat moving assembly in an electronic turbine flowmeter for preventing external environment interference according to the present invention.
Fig. 3 is a schematic structural diagram of an impurity cleaning assembly in an electronic turbine flowmeter for preventing external environment interference.
Reference numerals: the temperature and pressure measuring device comprises a main body 1, a connecting flange 2, a temperature and pressure detecting assembly 3, a shell 31, a cavity tube 32, a pressure measuring plug 33, a spring rod 34, a charged contact block 35, a resistor strip 36, a temperature conducting rod 37, a thermometer 38, a data corrector 39, a meter seat moving assembly 4, a shell 41, a lower seat 42, a torsion bar spring 43, a winding wheel 44, a pipeline 45, a brush 46, a friction ring 47, a bolt 48, an integrating meter seat 5, an impurity cleaning assembly 6, a side shell 61, a motor 62, a speed changer 63, a disc 64, a rotating rod 65, a piston 66, an inlet 67, an outlet 68, a first filter screen 69, an overflow valve 610, a residue box 611, a rectifier 7, a rotor 8, a transmission piece 9, a magnetic coupling mechanism 10, a temperature insulation belt 301, a magnetic metal seat 401, a magnet base 402, a one-way valve 601 and a.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the present invention provides an electronic turbine flowmeter for preventing external environment interference.
The utility model relates to an electronic turbine flowmeter for preventing external environment interference, which comprises a casing; main part 1, flange 2, warm-pressing detection subassembly 3, gauge stand removes subassembly 4 and impurity clearance subassembly 6, a serial communication port, the equal fixedly connected with flange 2 in main part 1 both ends, warm-pressing detection subassembly 3 is installed to 1 right side top of main part, warm-pressing detection subassembly 3 top fixedly connected with gauge stand removes subassembly 4, gauge stand removes 4 tops and installs integrating gauge stand 5, 1 left side top fixedly connected with impurity clearance subassembly 6 in main part, 1 internal surface left side in main part is equipped with rectifier 7, 1 internal surface in main part is equipped with rotor 8 along 7 right sides of rectifier, driving medium 9 is installed on the rotor 8 right side, magnetic coupling mechanism 10 is installed to driving medium 9 top.
Wherein, warm-pressing detection subassembly 3 is still including casing 31, chamber pipe 32, pressure measuring plug 33, spring-loaded pole 34, electrified touch multitouch 35, resistance strip 36, temperature conduction pole 37, thermometer 38, data corrector 39, casing 31 left side below is equipped with chamber pipe 32, chamber pipe 32 internal surface sliding connection has pressure measuring plug 33, pressure measuring plug 33 top fixedly connected with spring-loaded pole 34, pressure measuring plug 33 left side top fixedly connected with electrified touch multitouch 35, electrified touch multitouch 35 left side and resistance strip 36 sliding connection, chamber pipe 32 lower right corner is equipped with temperature conduction pole 37, temperature conduction pole 37 top fixedly connected with thermometer 38, casing 31 middle part is equipped with data corrector 39.
The meter seat moving assembly 4 further comprises a housing 41, a lower seat 42, a torsion bar spring 43, a winding wheel 44, a pipeline 45, a brush 46, a friction ring 47 and a bolt 48, wherein the lower seat 42 is fixedly connected to the lower part of the inner surface of the housing 41, the torsion bar spring 43 is arranged on the outer surface of the lower seat 42, the winding wheel 44 is slidably connected to the upper part of the lower seat 42, the pipeline 45 is arranged on the outer surface of the winding wheel 44, the pipeline 45 is slidably connected with the brush 46, the friction ring 47 is arranged on the outer side of the upper part of the winding wheel 44, and the bolt 48 is arranged on.
Wherein, impurity clearance subassembly 6 is still including limit shell 61, motor 62, derailleur 63, disc 64, bull stick 65, piston 66, import 67, export 68, a filter screen 69, overflow valve 610, residue box 611, limit shell 61 internally mounted has motor 62, derailleur 63 is installed to motor 62 one end, derailleur 63 below is rotated and is connected with disc 64, disc 64 below is rotated and is connected with bull stick 65, bull stick 65 left side fixedly connected with piston 66, piston 66 below is equipped with import 67, piston 66 top is equipped with export 68, export 68 one end fixedly connected with filter screen 69, overflow valve 610 is installed to the piston 66 left end, overflow valve 610 left end is equipped with residue box 611.
Wherein, the outer side of the thermometer 38 is provided with a heat insulation zone 301, and the joint of the thermometer 38 and the temperature conduction rod 37 is coated with heat conduction glue.
Wherein, the upper part of the shell 41 is fixedly connected with a magnetic metal seat 401, a magnet base 402 is arranged above the magnetic metal seat 401, and the magnet base 402 is fixedly connected with the integrating meter seat 5.
Wherein, import 67 one end is equipped with check valve 601, and check valve 601 is total two sets, and import 67 below is equipped with No. two filter screens 602.
In an alternative embodiment, when the temperature and pressure detecting assembly 3 is used, the pressure of the fluid is firstly contacted by the pressure detecting plug 33 in the lumen 32, so as to generate a certain advance and retreat, and then the charged contact block 35 is driven to move on the resistance strip 36, so as to generate a signal, and the temperature is received by the temperature conducting rod 37 of the thermometer 38, and is together conducted to the data corrector 39, so as to cooperate with the display of the integrating table seat.
In an alternative embodiment, when the gauge stand moving assembly 4 is used, the integrating gauge stand 5 can be freely pulled to move by the winding wheel 44 and the pipeline 45, the integrating gauge stand can be placed in a more convenient area for use, data can be conveniently viewed, meanwhile, after the pipeline 45 is pulled out, the bolt 48 can be used for rotating, the winding wheel 44 is clamped and stopped to be retracted by matching with the friction ring 47, meanwhile, the integrating gauge stand 5 is provided with a hanging bar, and a magnet is arranged below the integrating gauge stand and can be conveniently hung on or adsorbed on a metal surface.
In an optional embodiment, when the impurity cleaning assembly 6 is used, the motor 62 drives the transmission 63 to pull up the disc 64 and then drives the rotating rod 65 to force the piston 66 to advance and retreat repeatedly, so that the side shell 61 sucks fluid from the inlet 67, meanwhile, due to the blocking of the second filter screen 602, impurities are gathered at the inlet 67, after the impurities are sucked, the piston 66 is pressed downwards, clean fluid is discharged from the first filter screen 69 and the outlet 68 and is put back to the original position, and the impurities enter the residue box 611 through the overflow valve 610.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.