CN204718677U - A kind of static mass oil flow standard device electronic scale self-checking device - Google Patents
A kind of static mass oil flow standard device electronic scale self-checking device Download PDFInfo
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- CN204718677U CN204718677U CN201520461650.6U CN201520461650U CN204718677U CN 204718677 U CN204718677 U CN 204718677U CN 201520461650 U CN201520461650 U CN 201520461650U CN 204718677 U CN204718677 U CN 204718677U
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- electronic scale
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- static mass
- flow standard
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Abstract
The utility model discloses a kind of static mass oil flow standard device electronic scale self-checking device, comprise the support be vertically fixed on ground, be positioned at described internal stent and after leveling, level is fixedly installed on the electronic scale on ground, be positioned at described internal stent and from be upwards arranged on successively mutually the motor above electronic scale, the leading screw be arranged on motor, be arranged on symmetrically leading screw both sides multiple counterweight and be positioned at multiple counterweight top and be arranged on the counterweight upper hanger on leading screw.Static mass oil flow standard device electronic scale self-checking device described in the utility model, can to overcome in prior art that the scope of application is little, reliability is low and the defect such as error is large, to realize the advantage that the scope of application is large, reliability is high and error is little.
Description
Technical field
The utility model relates to fluid flow calibrating installation, particularly, relates to a kind of static mass oil flow standard device electronic scale self-checking device.
Background technology
According to " the JJG164-2000 liquid flow standard device vertification regulation " of country's promulgation in 2000, measurement technology mechanism establishes corresponding fluid flow calibrating installation, although concrete calibration method and process are not quite similar, the calibrating requirement of various flowmeters at that time substantially can be met.
Along with industrial expansion, automated control technology is more and more ripe, and by continuous coverage and the Long-range Data Transmission of flowmeter, the precision of flowmeter is also in continuous improve, also more and more higher to the requirement of flow device; Also have some large diameter pipeline occasions, important transaction measurement occasion, very high to parameter requests such as control errors,
Although existing flow apparatus achieves the requirement of automatic calibration, but the traceability of himself does not all well solve, real-time online tracing to the source can not be realized, particularly in oil metering handing-over, the ability of tracing to the source of equipment of itself is had higher requirement, therefore, the tracing technology method studying robotization is necessary.One of important content of the automaticity Ye Shi measurement technology mechanism research of equipment.
Realizing in process of the present utility model, inventor finds at least to exist in prior art the defect such as the scope of application is little, reliability is low and error is large.
Utility model content
The purpose of this utility model is, for the problems referred to above, proposes a kind of static mass oil flow standard device electronic scale self-checking device, to realize the advantage that the scope of application is large, reliability is high and error is little.
For achieving the above object, the technical solution adopted in the utility model is: a kind of static mass oil flow standard device electronic scale self-checking device, comprise the support be vertically fixed on ground, be positioned at described internal stent and after leveling, level is fixedly installed on the electronic scale on ground, be positioned at described internal stent and from be upwards arranged on successively mutually the motor above electronic scale, the leading screw be arranged on motor, be arranged on symmetrically leading screw both sides multiple counterweight and be positioned at multiple counterweight top and be arranged on the counterweight upper hanger on leading screw.
Further, above-described static mass oil flow standard device electronic scale self-checking device, also comprise single-chip microcomputer, described electronic scale is connected with single-chip microcomputer.
Further, at the madial wall of described support, also pair of guide rails is provided with symmetrically.
Further, between described electronic scale and ground, be also provided with pair of electrons symmetrically and claim bearing.
Further, between described support and ground, be also provided with a pair base symmetrically; Between described a pair base and ground, connected by foot bolt.
Further, between described support and counterweight upper hanger, be also provided with horizontally disposed counterweight upper frame.
Further, between the end of described multiple counterweight, be provided with counterweight connecting pin.
The static mass oil flow standard device electronic scale self-checking device of each embodiment of the utility model, owing to comprising the support be vertically fixed on ground, be positioned at internal stent and after leveling, level is fixedly installed on the electronic scale on ground, be positioned at internal stent and from be upwards arranged on successively mutually the motor above electronic scale, the leading screw be arranged on motor, be arranged on symmetrically leading screw both sides multiple counterweight and be positioned at multiple counterweight top and be arranged on the counterweight upper hanger on leading screw; Thus the defect that in prior art, the scope of application is little, reliability is low and error is large can be overcome, to realize the advantage that the scope of application is large, reliability is high and error is little.
Other features and advantages of the utility model will be set forth in the following description, and, partly become apparent from instructions, or understand by implementing the utility model.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for instructions, is used from explanation the utility model, does not form restriction of the present utility model with embodiment one of the present utility model.In the accompanying drawings:
Fig. 1 is the main TV structure schematic diagram of the utility model static mass oil flow standard device electronic scale self-checking device;
Fig. 2 is the left/right TV structure schematic diagram of the utility model static mass oil flow standard device electronic scale self-checking device;
Fig. 3 is the backsight structural representation of the utility model static mass oil flow standard device electronic scale self-checking device.
By reference to the accompanying drawings, in the utility model embodiment, Reference numeral is as follows:
1-counterweight; 2-leading screw; 3-motor; 4-electronic scale; 5-support; 6-electronic scale bearing; 7-foot bolt; 8-base; 9-guide rail; 10-counterweight connecting pin; 11-counterweight upper hanger; 12-counterweight upper frame.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
Based on the needs of oil metering present situation and real work, according to the utility model embodiment, as shown in Figure 1-Figure 3, a kind of static mass oil flow standard device electronic scale self-checking device, particularly fluid flow calibrating installation Static mass method electronic scale self-checking device is provided.
The technical solution of the utility model, the device of routine adds counterweight, support and utility appliance.This device can be effective in static mass oil flow standard device, weight brackets is arranged on below weighing container, counterweight is lifted between electronic scale and weighing container, counterweight deadweight then has counterweight upper frame and is seated in electronic scales upper bracket to be born, overall weight then has vertically arranged screw mandrel to bear, there is the vertical movement of motor drag screw mandrel again, and then realize the loading of counterweight, in actual measurement process, the omnidistance calibration and certification realizing Automated electronic and claim, improves precision and the efficiency of system.
As shown in Figure 1-Figure 3, in the technical solution of the utility model, in static mass oil flow standard device electronic scale self-checking device and Oil Flowmeter Standard Apparatus, Static mass method weighs structure, shifts out System's composition primarily of counterweight 1, counterweight upper hanger 11, electronic scale 4, support 5, guide rail 9, counterweight connecting pin 10, leading screw 2, motor 3, counterweight upper frame 12 etc. are auxiliary.
Electronic scale 4 horizontal positioned has antidetonation to prevent on steady level ground, four base angles of base 8 are seated in four angles of electronic scale, weighing container is then fixed on four angles of support 5, counterweight 1 hangs on counterweight upper frame 12 by counterweight upper hanger 11, counterweight 1 is by counterweight connecting pin 10 vertical hanging, and the movement of counterweight 1 then relies on leading screw 2 and guide rail 9 to be moved up and down to drag realization by motor 3.Protective cover is installed perpendicular to ground, effectively can prevent the impact of external force in the process weighed, prevent dust mist of oil to be attached on counterweight and electronic scale simultaneously, ensure that the precision of weighing.
Illustrate: whole system has the motor drag screw mandrel of kinematic train to realize the vertical movement of screw mandrel, and have step-servo motor to realize start and stop and the moving displacement of screw mandrel to instruction, the move distance of weight brackets realizes loading and the off-load of ten counterweights, thus realizes the old weighing calibration in each quality section of electronics.Calibrating installation three-view diagram as shown in Figure 1.
connected mode in technical solutions of the utility model between each parts:
A, base 8 are horizontally fixed on smooth solid cement ground;
B, support 2 bolt and nut is fixed on the corresponding position of base 8;
C, counterweight upper frame 6 bolt and nut is fixed on the corresponding position of support 2;
D, counterweight hanger 5 two ends are arranged on leading screw;
E, counterweight setscrew nut are bolted on counterweight hanger 5, and the special nut bolt of the connection between counterweight and counterweight connects, and can throw off certain spacing when load-bearing;
F, leading screw 1 are arranged on the special guide rail of support 2;
The lower end shaft coupling of e, leading screw 2 is connected on motor 9, and motor 9 bolt and nut is arranged on the annex of lead screw guide rails both sides.
the course of work of technical solution of the present invention:
Before calibrating starts, the weight of 10 counterweights is all unsettled weighs on weight brackets, and at this moment electronic scale is in the state of weighing, is shown as zero after peeling clock; Calibrating start time, record tare deduction, to motor command make counterweight fall corresponding displacement (each counterweight numbering 1,2 ... 10), recorded electronic claims display quality, is loaded on last counterweight successively, and records its data; Then control motor, successively each counterweight of pull-up, complete last counterweight of off-load, record data; The above step of repetitive operation, continuous 10 times, records its data and processes.
The feature of technical solution of the present invention:
(1) outward appearance of device is transparent numerical value protecting glass apparatus design.Protective cover does not contact with weighing device, can ensure to weigh when weighing not by extraneous interference, has vibration proof ground, ensure that accuracy during weighing below electronic scale.
(2) whole device adopts 304 stainless steels, has the features such as not easily permeate, not easily get rusty, lighter weight, durability degree are good.Surface processing accuracy is high, effectively can reduce the measuring error of standard set-up.Counterweight adopts circumferencial direction to have symmetrical weight adjustment chamber, end face effectively can control the weight of counterweight, and the connection of counterweight relies on three tapered connecting pins, ensures the smooth balance of weight of counterweight; Counterweight upper end, by counterweight terminal pad location, ensures the balance of its surface level, and position pin design, does not offset when ensure that counterweight superposes, and register pin upper end is cone mesa designs simultaneously, when ensure that counterweight departs from mutually, not inter-adhesive between counterweight and counterweight.
(3) charger is applied in Static mass method standard set-up, and have employed Single-chip Controlling step-servo motor, effectively control the perpendicular displacement precision of screw mandrel, achieve robotization and weigh, effectively ensure that the precision of electronic scale.
Compared with existing STANDARD MEASURING APPARATUS FOR, the technical solution of the utility model, at least has following beneficial effect:
(1) main material adopts 304 stainless steels, and surface processing accuracy is high, and smooth finish is relatively good, easy wiping;
(2) solve the present situation by a dead lift handling, achieve the requirement of robotization load mass, thus improve efficiency and the precision of metering;
(3) can proofread this numerical value of quality in real time, avoid the metering caused by own device aspect error inaccurate;
(4) have employed PLC Single-chip Controlling, achieve the robotization of load/unload quality, improve efficiency, decrease human cost.Programming and autoalarm, decrease the error that human intervention brings, achieve programme controlled robotization simultaneously.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although be described in detail the utility model with reference to previous embodiment, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. a static mass oil flow standard device electronic scale self-checking device, it is characterized in that, comprise the support be vertically fixed on ground, be positioned at described internal stent and after leveling, level is fixedly installed on the electronic scale on ground, be positioned at described internal stent and from be upwards arranged on successively mutually the motor above electronic scale, the leading screw be arranged on motor, be arranged on symmetrically leading screw both sides multiple counterweight and be positioned at multiple counterweight top and be arranged on the counterweight upper hanger on leading screw.
2. static mass oil flow standard device electronic scale self-checking device according to claim 1, it is characterized in that, also comprise single-chip microcomputer, described electronic scale is connected with single-chip microcomputer.
3. static mass oil flow standard device electronic scale self-checking device according to claim 1, is characterized in that, at the madial wall of described support, be also provided with pair of guide rails symmetrically.
4. the static mass oil flow standard device electronic scale self-checking device according to any one of claim 1-3, is characterized in that, between described electronic scale and ground, is also provided with pair of electrons symmetrically and claims bearing.
5. the static mass oil flow standard device electronic scale self-checking device according to any one of claim 1-3, is characterized in that, between described support and ground, is also provided with a pair base symmetrically; Between described a pair base and ground, connected by foot bolt.
6. the static mass oil flow standard device electronic scale self-checking device according to any one of claim 1-3, is characterized in that, between described support and counterweight upper hanger, is also provided with horizontally disposed counterweight upper frame.
7. the static mass oil flow standard device electronic scale self-checking device according to any one of claim 1-3, is characterized in that, between the end of described multiple counterweight, is provided with counterweight connecting pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461650.6U CN204718677U (en) | 2015-06-30 | 2015-06-30 | A kind of static mass oil flow standard device electronic scale self-checking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461650.6U CN204718677U (en) | 2015-06-30 | 2015-06-30 | A kind of static mass oil flow standard device electronic scale self-checking device |
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| Publication Number | Publication Date |
|---|---|
| CN204718677U true CN204718677U (en) | 2015-10-21 |
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|---|---|---|---|
| CN201520461650.6U Active CN204718677U (en) | 2015-06-30 | 2015-06-30 | A kind of static mass oil flow standard device electronic scale self-checking device |
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| Country | Link |
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| CN (1) | CN204718677U (en) |
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2015
- 2015-06-30 CN CN201520461650.6U patent/CN204718677U/en active Active
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