A kind of gear meter
Technical field
It the utility model is related to liquid meter technical field, and in particular to a kind of gear meter.
Background technology
Gear meter is one kind of volumetric flowmeter, for accurate measurement medium continuously or discontinuously flow or
Instantaneous delivery, especially suitable for the flow monitoring of the media such as heavy oil, lubricating oil, is chiefly used in the prison of lubricating oil in portable use
Survey, fully control the additive amount of lubricating oil, ensure the normal operation of equipment.Gear meter is generally used in the higher field of pressure
Close, seal structure complex is caused using mechanical metering method, overall structure volume is big.
The gap of adjustment gear is unable to after existing gear meter installation, if accuracy of detection cannot be adjusted, it is necessary to carry out
It is adjusted after dismounting, is not easy to follow-up maintenance;And existing gear meter can not observe lubricating oil in measurement chamber
Mobility status, it is impossible to monitor whether gear rotation situation is normal, whether there is stuck phenomenon in real time, it is impossible to safeguarded immediately, easily
The problem of causing lubricating oil addition not smooth.
Have that the temperature of lubricating oil is extremely important for lubricating system again, the temperature for intuitively detecting lubricating oil can be reliable
Judgement equipment operation conditions, and the temperature of lubricating oil that existing gear meter can not flow through inside be examined
Survey, can only be installed on pipeline, so cause the scene without mounting condition to lack the detection to lubricating oil temperature, drop
The low use reliability of gear meter.
Utility model content
For the deficiency in the presence of the prior art, the utility model provides a kind of gear meter, solves existing
Gear meter cannot carry out precision adjusting after mounting, need demolition and maintenance, the flow condition in inconvenience observation measurement chamber
And the problem of lacking integrated temperature detection.
To achieve the above object, the utility model employs following technical solution:A kind of gear meter, including metering
Portion, it is characterised in that:The measurement unit includes bottom plate, fixed plate, transparent panel and the cover board coupled successively from top to bottom, described solid
The measurement chamber of perforation is offered on fixed board, two installation axles are adjustably equipped with the bottom plate, wherein turning in an installation axle
It is dynamic to be equipped with sensor gear, rotated in another installation axle and be equipped with rotate gear, sensor gear is intermeshed with rotate gear, and position
In measurement chamber;The built-in regulating valve for detecting medium temperature in measurement chamber is additionally provided with the bottom plate, built-in regulating valve is stretched
Enter in inlet;Observation window is offered on the cover board.
Compared with the prior art, the utility model has the advantages that:
1st, two installation axles can rotate adjusting on bottom plate, and sensor gear and rotate gear are separately mounted on two peaces
Fill on axis, after complete assembling, need to adjust in debugging between sensor gear or rotate gear and bottom plate, transparent panel gap
When, it can directly adjust, without being dismantled to overall, substantially increase adjustably convenience;
2nd, transparent panel is used in measurement chamber and offers observation window on the cover board so that after whole gear meter installation,
The mobility status of lubricating oil in measurement chamber can be checked through observation window, can also observe the rotation situation of rotate gear, so as to
Judge gear meter whether normal operation, improve gear meter reliability detection means;
3rd, the built-in regulating valve installed on a mounting board, can examine the temperature for entering the lubricating oil in measurement chamber
Surveying, and show so that operating personnel can intuitively see the temperature of internal lubrication oil, and Rule of judgment is provided for the maintenance of equipment,
And built-in regulating valve is stretched into inlet, flow control can be carried out according to the control signal of switch board, it is accurate suitable for multiple spot
The assignment of traffic and batch of lubricating oil control.
Brief description of the drawings
Fig. 1 is the half section structure diagram of the utility model;
Fig. 2 removes the top view after transparent panel, cover board for the utility model;
Fig. 3 is the structure diagram of the installation axle of the utility model.
It is display unit 1, measurement unit 2, bottom plate 21, inlet opening 211, fluid hole 212, fixed plate 22, measurement chamber 221, close in figure
Seal chamber 222, transparent panel 23, cover board 24, observation window 240, installation axle 3, locking section 31, seal section 32, seal groove 320, construction section
33rd, limiting slot 330, locking nut 4, sensor gear 5, upper counter sink 51, lower counter sink 52, mounting hole 53, rotate gear 6, only
Dynamic rib bearing 7, sensory package 8, sensing element 81, lock-screw 82, sealing strip 9, built-in regulating valve 10, sealing ring 11, limit
Position baffle ring 12.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
As shown in FIG. 1 to 3, a kind of gear meter described in the utility model, including measurement unit 2 and display unit 1, its
Middle display unit 1 is intelligent, has signal processing and output function, and when in use, the output line of display unit 1 is connected to now
In the PLC control cabinet of field.Measurement unit 2 includes bottom plate 21, fixed plate 22, transparent panel 23 and the cover board coupled successively from top to bottom
24, the measurement chamber 221 of perforation is offered in the fixed plate 22, the shape of cross section of measurement chamber 221 is ellipse, in fixed plate
The annular seal space 222 concentric with measurement chamber 221 is offered in 22 the upper surface and the lower surface, sealing is equipped with annular seal space 222
Bar 9, so that being respectively formed sealing between measurement chamber 221 and bottom plate 21, transparent panel 23, makes measurement chamber 221 become sealing space.
Two installation axles 3 are adjustably equipped with bottom plate 21, installation axle 3 is sequentially connected structure by locking section 31, seal section 32, construction section 33
Into wherein locking section 31 is helicitic texture, and whole installation axle 3 is stretched by locking section 31 and 21 thread fitting of bottom plate, locking section 31
Go out on one section of bottom plate 21 to be arranged with locking nut 4, for adjusting height of the installation axle 3 in measurement chamber 221, seal section 32
Middle part offers seal groove 320, and sealing ring 11 is equipped with seal groove 320, and sealing is formed between bottom plate 21, so as to prevent
Outflow of lubrication oil in measurement chamber 221;The afterbody of construction section 33 is equipped with limiting slot 330, and limit stop ring is equipped with limiting slot 330
12.Rotated wherein in an installation axle 3 and be equipped with sensor gear 5, rotated in another installation axle 3 and be equipped with rotate gear 6, sense tooth
Wheel 5 is intermeshed with rotate gear 6, and in measurement chamber 221;The upper surface of sensor gear 5 and rotate gear 6 offers
Upper counter sink 51, offers the lower counter sink 52 connected with upper counter sink 51 on lower surface, and the depth of upper counter sink 51 is big
In the depth of lower counter sink 52,7 are held with being mounted on stop catch side axis in lower counter sink 52 in upper counter sink 51.When mounted,
First braking rib bearing is pressed into sensor gear 5 and rotate gear 6, is then respectively fitted over the construction section 33 of two installation axles 3
On, and by limit stop ring 12 by sensor gear 5,6 clamping of rotate gear, when being rotatablely installed axis 3 and being rotated on bottom plate 21,
Sensor gear 5, rotate gear 6 is driven to move up and down, so as to adjust sensor gear 5, rotate gear 6 and bottom plate 21, transparent panel
Gap between 23, so that the rotation flexibility ratio of adjustment gear flowmeter and accuracy etc., after adjustment will by locking nut 4
Installation axle 3 is locked, and is avoided causing installation axle 3 to loosen in normal use, is influenced measuring accuracy.
Inlet opening 211 and fluid hole 212 are offered on bottom plate 21, inlet opening 211 and fluid hole 212 are located at gear respectively
Engagement place both sides;For the ease of installation, threaded hole is equipped with the both sides of bottom plate 21, for installation pipeline connector, wherein feed liquor
The threaded hole connection that hole 211 is adjacent to, and the threaded hole connection that fluid hole 212 is adjacent to, when liquid is after threaded hole
In inlet is entered, the entrance to lubricating fluid avoids lubricating fluid from overshooting, causes metering inaccurate into row buffering;And go out liquid when
The accuracy in order to form certain metering back pressure, ensureing metering is waited, also using identical construction, lubricating fluid is passed through fluid hole
Flowed out after 212 from threaded hole.The built-in regulating valve for detecting medium temperature in measurement chamber 221 is additionally provided with bottom plate 21
10, built-in regulating valve 10 is stretched into inlet, and built-in regulating valve 10 has temperature display function on the spot, can be by inlet
The temperature real-time display of lubricating oil, so as to be the temperature for the lubricating oil that operating personnel can be understood in measurement chamber 221, sets easy to Dui
The standby judgement safeguarded.Built-in regulating valve 10 is connected with switch board, can be controlled lubricating oil according to the demand of lubricating oil
Flow control, avoids and the situation that valve is adjusted, since the pipeline in lubricating system is very thin, Wu Faan is installed on pipeline
The excessively huge valve of volume is filled, built-in regulating valve 10 is integrated on gear meter, can be more square when in use
Just adjust, also improve the applicability of gear meter.
Multiple mounting holes 53 are uniformly provided with sensor gear 5, sensory package 8 is equipped with each mounting hole 53;Wherein
Mounting hole 53 includes stepped threaded hole and limit hole, and sensory package 8 includes lock-screw 82 and sensing element 81, wherein feeling
Element 81 is answered to be installed in limit hole, lock-screw 82 is rotatably installed in threaded hole, for compressing sensing element 81, sensing member
Part 81 can use magnet steel.Display unit 1 is installed on cover board 24, and the signal acquisition module in display unit 1, what inductive magnetic steel was formed
Magnetic field intensity, so as to send signal, the processor in display unit 1 is exported after carrying out signal processing, calculating, in display unit 1
The current data on flows of upper display, and send a signal at the same time in switch board.
For the ease of being checked in use to the rotation situation of the rotate gear 6 in measurement chamber 221, in cover board
Observation window 240 is offered on 24, due to being sealed using transparent panel 23, rotation can clearly be seen by observation window 240
The rotation situation of gear 6, it can be determined that whether gear meter is running well, and improves detection means.
Operation principle:After gear meter is installed, display unit 1 and built-in regulating valve 10 are all connected to the PLC at scene
In switch board, during normal operation, lubricating oil is flowed into measurement chamber 221 from inlet, promotes sensor gear 5 and rotate gear 6
Rotate, and flowed out by liquid outlet, and sensor gear 5 is during rotation, often rotation, which is gone around, can discharge fixed volume
Lubricating fluid, display unit 1 obtains the rotation revolution of sensor gear 5 by detecting sensory package 8, by being calculated by gear stream
The flow and volume of gauge lubricating fluid, for the ease of lubricating fluid make full use of and the monitoring of temperature in use, built-in regulating valve 10
The temperature of the lubricating oil in inlet and display can be detected, can intuitively observe the temperature of lubricating oil, and built-in adjusting
Valve 10 under the control of switch board, can change the flow of lubricating oil in inlet, so that the flowing velocity of lubricating oil is fully adjusted,
To ensure lubricating oil energy sufficient lubrication equipment.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, can be to this
The technical solution technical scheme is modified or replaced equivalently of utility model, without departing from the objective and model of technical solutions of the utility model
Enclose, it should all cover among the right of the utility model.