CN200996292Y - Small-output volume stream-collecting metering device vortex street under well - Google Patents
Small-output volume stream-collecting metering device vortex street under well Download PDFInfo
- Publication number
- CN200996292Y CN200996292Y CNU2006201668637U CN200620166863U CN200996292Y CN 200996292 Y CN200996292 Y CN 200996292Y CN U2006201668637 U CNU2006201668637 U CN U2006201668637U CN 200620166863 U CN200620166863 U CN 200620166863U CN 200996292 Y CN200996292 Y CN 200996292Y
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- vortex street
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- wiring board
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Abstract
The utility model discloses a small-displacement collecting underground vortex street flowmeter, and is characterized in that the flowmeter consists of a pressing cap (1), a battery cylinder (2), a protective cylinder (4), a main body (6), a plug (7), cables (8), a circuit board (10), a flow choking body (11), a vortex street sensor (13) and O-shaped lock rings (14); the main body (6) is provided with a flow passage (5), a battery chamber (3) and a battery chamber (9), the circuit board chamber (9) is equipped with the flow choking body (11), the vortex street sensor (13) and the circuit board (10), and the flow choking body (11) and the vortex street sensor (13) are welded on the main body (6); the circuit board is fixed on the main body (6) via screws, the upper end and the lower end of the circuit board (7) are connected with the plug (7) and the vortex street sensor (13) via wires (8) respectively, and the plug (7) is arranged in the channel of the battery chamber (3) and the circuit board chamber (9) and connected with the battery cylinder (2); the pressing cap (1) at the upper end of the battery cylinder (2) is used to connect the battery cylinder (2) and the plug (7) closely; at the same time, the pressing cap is provided with two groups of O-shaped lock rings (14) and closely connected with the main body; and the protective cylinder (4) is positioned outside the main body (6), and the upper end and the lower end of the protective cylinder (4) are welded on the main body (6).
Description
Technical field: the utility model relates to the oilfield test technical field, belongs to a kind of water injection well in oil fields stratified flow rate test instrument.
Background technology: in the heterogeneous body oil field of waterflooding extraction, water injection well laminated distributor under well flow rate test is a very important job.Existing packer silo vortex shedding flowmeter, only be applicable to concentric integrated separate layer water injection string test, and present most water injection well all adopts eccentric separate layer water injection string, and therefore, original packer silo vortex shedding flowmeter can not satisfy the needs of most injection well testings.
Summary of the invention: the purpose of this utility model provides a kind of low injection rate water injection well that adopts eccentric separate layer water injection string that is applicable to and carries out the float amount packer silo vortex shedding flowmeter of stratified flow rate test.The no movable member of this device, low, the instrument small volume and less weight, simple to operate of startup discharge capacity.
The utility model is made up of pressure cap, battery tube, casing, main body, plug, cable, wiring board, bluff body, vortex street sensor, O RunddichtringO; Wherein main body is provided with runner, battery flat and wiring board cabin, in the wiring board cabin bluff body is installed, vortex street sensor, wiring board, bluff body and vortex street sensor are welded on the main body, wiring board is fixed on the main body by screw, the wiring board upper and lower side by cable respectively with plug, vortex street sensor connects, plug is arranged in the passage in battery flat and wiring board cabin, link to each other with the battery tube, pressure cap by battery tube upper end makes the battery tube closely be connected with plug, simultaneously being provided with two groups of O RunddichtringOs on pressure cap is connected with body seal, be provided with casing in the main body outside, it is welded on the main body at two ends up and down.
Compared with the prior art the utility model has following advantage:
1, no movable member, the long-time running reliability is higher, long service life; 2, the measurement range ratio is big, can reach 1: 30; 3, certainty of measurement height; 4, the pressure loss is little, and it is little to dam; 5, instrument small volume and less weight.
Description of drawings: Fig. 1 is a structure diagram of the present utility model; Fig. 2 is a circuit structure sketch of the present utility model.
The specific embodiment: referring to Fig. 1, the utility model is made up of pressure cap 1, battery tube 2, casing 4, main body 6, plug 7, cable 8, wiring board 10, bluff body 11, vortex street sensor 13, O RunddichtringO 14; Wherein main body 6 is provided with runner 5, battery flat 3 and wiring board cabin 9, in wiring board cabin 9 bluff body 11 is installed, vortex street sensor 13, wiring board 10, bluff body 11 and vortex street sensor 13 are welded on the main body 6, wiring board 10 is fixed on the main body 6 by screw, wiring board 10 upper and lower sides by cable 8 respectively with plug 7, vortex street sensor 13 connects, plug 7 is arranged in the passage in battery flat 3 and wiring board cabin 9, link to each other with battery tube 2, pressure cap 1 by battery tube 2 upper ends makes battery tube 2 closely be connected with plug 7, being provided with simultaneously two groups of O RunddichtringOs 14 on pressure cap 1 is tightly connected with main body 6, the sealing of guaranteeing battery flat 3 and wiring board cabin 9 is reliable, be provided with casing 4 in main body 6 outsides, it is welded on the main body 6 at two ends up and down.
By shown in Figure 2: the circuit on the wiring board 10 of this device is made up of six relatively independent unit, wherein 20 is signal amplification circuit, 21 are shaping amplification and change-over circuit, 22 is the central processing unit circuit, 23 is the clock system circuit, 24 is the USB communicating circuit, and 25 is electronic storage and playback circuitry.
Operating principle: when carrying out stratified flow rate test, injecting water enters in the runner 5, flow through bluff body 11 about dividing, form eddy current, the rectifying cavity 12 of flowing through is divided and is successively impacted vortex street sensor 13, and vortex street sensor 13 converts the mechanical energy of fluid to the signal of telecommunication, deliver to signal amplification circuit 20 by cable 8 again, finish amplification, shaping, number number, storage, playback.After test is finished, get this instrument from the down-hole, take off electromagnetism tube 2, the USB communication cable of electromagnetism tube 2 by special use is connected with microcomputer, under the control of supporting software on ground, read the test data of storing according to the order of sequence in electronic storage and the playback circuitry 25, carry out subsequent treatment, obtain the test result of flow.
Claims (1)
1, float amount packer silo vortex shedding flowmeter is characterized in that: it is made up of pressure cap (1), battery tube (2), casing (4), main body (6), plug (7), cable (8), wiring board (10), bluff body (11), vortex street sensor (13), 0 RunddichtringO (14); Wherein main body (6) is provided with runner (5), battery flat (3) and wiring board cabin (9), in wiring board cabin (9) bluff body (11) is installed, vortex street sensor (13), wiring board (10), bluff body (11) and vortex street sensor (13) are welded on the main body (6), wiring board (10) is fixed on the main body (6) by screw, wiring board (10) upper and lower side by cable (8) respectively with plug (7), vortex street sensor (13) connects, plug (7) is arranged in the passage of battery flat (3) and wiring board cabin (9), link to each other with battery tube (2), pressure cap (1) by battery tube (2) upper end makes battery tube (2) closely be connected with plug (7), being provided with simultaneously two groups of O RunddichtringOs (14) on pressure cap (1) is tightly connected with main body (6), be provided with casing (4) in main body (6) outside, it is welded on the main body (6) at two ends up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201668637U CN200996292Y (en) | 2006-12-21 | 2006-12-21 | Small-output volume stream-collecting metering device vortex street under well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201668637U CN200996292Y (en) | 2006-12-21 | 2006-12-21 | Small-output volume stream-collecting metering device vortex street under well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200996292Y true CN200996292Y (en) | 2007-12-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201668637U Expired - Fee Related CN200996292Y (en) | 2006-12-21 | 2006-12-21 | Small-output volume stream-collecting metering device vortex street under well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200996292Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763411A (en) * | 2015-03-27 | 2015-07-08 | 中国石油化工股份有限公司 | Subsurface vortex street flow meter for small-flow rate super-critical carbon dioxide |
| CN105464642A (en) * | 2015-12-16 | 2016-04-06 | 中国石油天然气股份有限公司 | Flow monitoring device for intelligent water distributor and provided with vortex flowmeter |
| CN105952435A (en) * | 2016-04-26 | 2016-09-21 | 哈尔滨工业大学 | Vortex shedding flow-meter suitable for oil-water well underground |
| CN108590604A (en) * | 2018-05-23 | 2018-09-28 | 四川省科学城久利电子有限责任公司 | It is a kind of to set structure without the afflux of bridge eccentric injection mandrel for the small flow in oil field |
-
2006
- 2006-12-21 CN CNU2006201668637U patent/CN200996292Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763411A (en) * | 2015-03-27 | 2015-07-08 | 中国石油化工股份有限公司 | Subsurface vortex street flow meter for small-flow rate super-critical carbon dioxide |
| CN104763411B (en) * | 2015-03-27 | 2017-07-04 | 中国石油化工股份有限公司 | Low discharge supercritical carbon dioxide underground vortex-shedding meter |
| CN105464642A (en) * | 2015-12-16 | 2016-04-06 | 中国石油天然气股份有限公司 | Flow monitoring device for intelligent water distributor and provided with vortex flowmeter |
| CN105464642B (en) * | 2015-12-16 | 2018-10-16 | 中国石油天然气股份有限公司 | A kind of flow monitoring device of the intelligent watering device of integrated vortex-shedding meter |
| CN105952435A (en) * | 2016-04-26 | 2016-09-21 | 哈尔滨工业大学 | Vortex shedding flow-meter suitable for oil-water well underground |
| CN108590604A (en) * | 2018-05-23 | 2018-09-28 | 四川省科学城久利电子有限责任公司 | It is a kind of to set structure without the afflux of bridge eccentric injection mandrel for the small flow in oil field |
| CN108590604B (en) * | 2018-05-23 | 2021-03-02 | 四川省科学城久利电子有限责任公司 | Flow-collecting setting structure for small-flow bridge-free eccentric water distributor of oil field |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071226 Termination date: 20111221 |