CN208043404U - A kind of gas pipeline is by external pressure flow tester - Google Patents
A kind of gas pipeline is by external pressure flow tester Download PDFInfo
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- CN208043404U CN208043404U CN201820308539.7U CN201820308539U CN208043404U CN 208043404 U CN208043404 U CN 208043404U CN 201820308539 U CN201820308539 U CN 201820308539U CN 208043404 U CN208043404 U CN 208043404U
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- cabinet
- external pressure
- pedestal
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Abstract
The utility model discloses a kind of gas pipelines by external pressure flow tester, is related to the field of testing a machine, including pedestal, pedestal is equipped with cabinet, and air pressure is equipped on the left of cabinet and adjusts valve, aerometer gauge is equipped in cabinet, water column meter is equipped on the outside of cabinet, pedestal is equipped with external pressure device.By adjusting pressure difference before testing, make water column meter pressure registration to predetermined value, record flow at this time, subsequent start-up cylinder so that pouring weight pushes, and sample to be tested is by predetermined external pressure, readjust pressure difference, sample to be tested flow of the record experiment in outer pressure condition, you can pipeline flow variation is determined, to calculate flow change rate of the pipeline before and after by external pressure.Work efficiency is high, easy to use, reasonable for structure.
Description
Technical field
The utility model is related to test machines fields, more particularly to a kind of gas pipeline by external pressure flow tester.
Background technology
Gas pipe hose connects the apparatus such as gas tank and gas burner, requirement of the gas pipe in addition to secure contexts such as Corrosion Protections
Outside, also its pipeline flow is required, often by external pressure during gas hose use, pipeline flow can be caused after by external pressure
Declining, for pipeline due to material difference, the reduction by flow after external pressure is often different, once pipeline quality is unqualified,
It often results in whole flow at compression to decline to a great extent, to influence combustion gas using effect.Existing technology is produced in pipeline
Afterwards, flow change rate before and after by external pressure is measured by the way of artificial detection, time-consuming, and efficiency is low.
Utility model content
For prior art disadvantage, the utility model discloses a kind of gas pipelines by external pressure flow tester, user
Just, reasonable for structure, effective lifting test efficiency.Its particular technique feature is as follows：
A kind of gas pipeline is equipped with cabinet, the machine by external pressure flow tester, including pedestal, described pedestal a side
Case side adjusts valve equipped with air pressure, and water column meter is additionally provided on the outside of cabinet, three-way pipe is equipped in cabinet, the air pressure adjusts the defeated of valve
The input terminal of outlet and three-way pipe connects, an interface of the experiment end connection water column meter of three-way pipe, and flow is additionally provided in cabinet
Meter, the input terminal of the output end connection flowmeter of three-way pipe；
Sample to be tested is installed, the middle of the base is equipped with external pressure device, and the input terminal of sample to be tested is equipped with air inlet connecting on pedestal
Mouthful, the input terminal of one end connection sample to be tested of intake interface, the other end of intake interface connects the output end of flowmeter, to be measured
The output end of sample is equipped with exhaust port, the output end of one end connection sample to be tested of exhaust port, the other end of exhaust port
Connect air bleeding valve；
The external pressure device includes bottom plate, and the bottom plate is fixedly arranged on above the middle of the base, and column, column are equipped with above bottom plate
Top is equipped with mounting plate, and cylinder is equipped in the middle part of mounting plate, and the cylinder lower part is equipped with shifting axle, and shifting axle is through installation
Plate, shifting axle bottom are equipped with pouring weight, and pouring weight is correspondingly arranged at top in the middle part of sample to be tested.
Further, control panel is equipped on the outside of cabinet, the control panel is equipped with flow indicator, air pressure adjustment is revolved
Button, switching cylinder, power supply, the flow indicator connect flowmeter, and the air pressure adjustment knob connection air pressure adjusts valve, described
Switching cylinder connects cylinder.
Further, the mounting plate of external pressure device is equipped with pilot hole, and vertically disposed lead is equipped in the pilot hole
To bar, guide rod bottom connects pouring weight.
Further, it is equipped with shifting chute above pedestal with the junction of intake interface, the shifting chute and sample to be tested
Direction is identical, and intake interface is slidably connected with pedestal, and shifting chute side is equipped with groove, and the side of respective slot is set on intake interface
There are fixed brake, fixed matching groove of stopping.
The beneficial effects of the utility model are：By adjusting pressure difference before testing, make water column meter pressure registration to predetermined value,
Record flow at this time, subsequent start-up cylinder so that pouring weight pushes, and sample to be tested is readjusted pressure difference, record examination by predetermined external pressure
Test the sample to be tested flow in outer pressure condition, you can pipeline flow variation is determined, to calculate pipeline before and after by external pressure
Flow change rate.Work efficiency is high, easy to use, reasonable for structure.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model embodiment；
Fig. 2 is the positive structure schematic of the utility model embodiment；
Fig. 3 is the utility model embodiment schematic diagram；
Fig. 4 is the structural schematic diagram of Figure 1A；
Fig. 5 is the structural schematic diagram of Figure 1B.
It is identified in figure：
Pedestal 11, cabinet 12, air pressure adjust valve 13, water column meter 14, three-way pipe 15, flowmeter 16, sample to be tested 17, external pressure
Device 18, intake interface 19, exhaust port 20, air bleeding valve 21, bottom plate 22, column 23, mounting plate 24, cylinder 25, shifting axle 26,
Pouring weight 27, flow indicator 28, air pressure adjustment knob 29, switching cylinder 30, power supply 31, guide rod 32, shifting chute 33, groove
34, fixed brake 35.
Specific implementation mode
For that can further appreciate that the feature, technological means and the specific purposes reached, function of the utility model, below
The utility model is described in further detail with specific implementation mode in conjunction with attached drawing.
Please refer to attached drawing, the present embodiment is a kind of gas pipeline by external pressure flow tester, for measure gas pipeline by
Flow change rate before and after external pressure, including pedestal 11,11 a side of pedestal are equipped with cabinet 12, and 12 side of cabinet is adjusted equipped with air pressure
Valve 13,12 outside of cabinet are additionally provided with water column meter 14, and three-way pipe 15 is equipped in cabinet 12, and air pressure adjusts output end and the threeway of valve 13
The input terminal of pipe 15 connects, an interface of the experiment end connection water column meter 14 of three-way pipe 15, and flowmeter is additionally provided in cabinet 12
16, the recordable flow by its internal gas of flowmeter 16, the input terminal of the output end connection flowmeter 16 of three-way pipe 15, gas
The inlet end of pressure adjustment valve 13 is connected on air compressor, and air pressure adjusts the adjustable gas gas into test apparatus of valve 13
Pressure.
Sample to be tested 17 is installed, 11 middle part of pedestal is equipped with external pressure device 18, and external pressure device 18 is used to wait on pedestal 11
Sample 17 provides external pressure, and the input terminal of sample to be tested 17 is equipped with intake interface 19, and one end connection of intake interface 19 waits for test sample
The input terminal of product 17, the output end of the other end connection flowmeter 16 of intake interface 19, the output end of sample to be tested 17 are equipped with row
Gas interface 20, the output end of one end connection sample to be tested 17 of exhaust port 20, the other end of exhaust port 20 connect air bleeding valve
21。
External pressure device 18 includes bottom plate 22, and bottom plate 22 is fixedly arranged on 11 middle part top of pedestal, and 22 top of bottom plate is equipped with column 23,
23 top of column is equipped with mounting plate 24, and 24 middle part of mounting plate is equipped with cylinder 25, and 25 lower part of cylinder is equipped with shifting axle 26, mobile
Axis 26 runs through mounting plate 24, and 26 bottom of shifting axle is equipped with pouring weight 27, and pouring weight 27 is correspondingly arranged at 17 middle part top of sample to be tested, this reality
The pouring weight 27 for applying example is iron block, and 27 bottom surface of pouring weight is square, and the square length of side is ten centimetres.
After opening air compressor, gas adjusts valve 13 by air pressure, then by three-way pipe 15, and a part of gas enters three
Siphunculus 15 tests end, changes 14 internal pressure of water column meter, and portion gas enters in gas flowmeter 16, enters back into intake interface
19, it by sample to be tested 17, flows into exhaust port 20, when air bleeding valve 21 is opened, gas is flowed out from air bleeding valve 21.
In the specific use process, by gas pipeline, i.e. sample to be tested 17, access intake interface 19 and exhaust port 20 it
Between, air compressor and air bleeding valve 21, adjustment air pressure adjustment are opened in 17 middle part of sample to be tested in 27 lower section of pouring weight at this time
Valve 13 so that the registration of water column meter 14 stabilizes to one kPa, and the registration size that recording flowmeter 16 is shown then starts
Cylinder 25, pouring weight 27 push, readjust air pressure adjustment valve 13 so that the registration of water column meter 14 stabilize to again one kPa this
Card records the gas flow size that the flowmeter 16 of this state records, by comparing the gas stream quantitative change under former and later two states
Change, you can the flow-reduction rate of pipe bending is obtained, to which whether the clearly pipeline is up-to-standard, if need improvement etc..
To improve service efficiency, the present embodiment is equipped with control panel in 12 outside of cabinet, and control panel is aobvious equipped with flow
Show that device 28, air pressure adjustment knob 29, switching cylinder 30, power supply 31, flow indicator 28 connect flowmeter 16, air pressure adjustment knob
29 connection air pressures adjust valve 13, and switching cylinder 30 connects cylinder 25.Can easily it be understood by instrument on control panel and switch
Test condition, Control experiment process.
The mounting plate 24 of the present embodiment external pressure device 18 is equipped with pilot hole, and vertically disposed guiding is equipped in pilot hole
Bar 32,32 bottom of guide rod connect pouring weight 27, promote the stability that pouring weight 27 pushes.
During pushing, the length of pipe bending, sample to be tested 17 has decline, and the present embodiment is on the pedestal 11
Side and the junction of intake interface 19 are equipped with shifting chute 33, and shifting chute 33 is identical as the direction of sample to be tested 17, intake interface 19
It is slidably connected with pedestal 11,33 side of shifting chute is equipped with groove 34, and the side of respective slot 34, which is equipped with, on intake interface 19 fixes
Brake 35, fixed 35 matching grooves 34 of stopping, can match the variation of sample to be tested 17, and when installing sample to be tested 17, first opening is fixed stops
35, mobile intake interface 19 facilitates installation sample to be tested 17, by sample to be tested 17 place it is straight after, be closed it is fixed stop 35, limitation
The movement of intake interface 19, it is easy to use.
A kind of embodiment of the utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (4)
1. a kind of gas pipeline is by external pressure flow tester, which is characterized in that including pedestal (11), described pedestal (11) a side
It is equipped with cabinet (12), cabinet (12) side is equipped with air pressure adjustment valve (13), water column meter is additionally provided on the outside of cabinet (12)
(14), three-way pipe (15), the input terminal of the output end and three-way pipe (15) of the air pressure adjustment valve (13) are equipped in cabinet (12)
Connection, an interface of the experiment end connection water column meter (14) of three-way pipe (15) are additionally provided with flowmeter (16) in cabinet (12), and three
The input terminal of the output end connection flowmeter (16) of siphunculus (15)；
Sample to be tested (17) is installed on pedestal (11), external pressure device (18) is equipped in the middle part of pedestal (11), sample to be tested (17)
Input terminal is equipped with intake interface (19), the input terminal of one end connection sample to be tested (17) of intake interface (19), intake interface
(19) output end of the output end of other end connection flowmeter (16), sample to be tested (17) is equipped with exhaust port (20), exhaust
The output end of one end connection sample to be tested (17) of interface (20), the other end connection air bleeding valve (21) of exhaust port (20)；
The external pressure device (18) includes bottom plate (22), and the bottom plate (22) is fixedly arranged on top, bottom plate (22) in the middle part of pedestal (11)
Top is equipped with column (23), and mounting plate (24) is equipped at the top of column (23), cylinder (25), institute are equipped in the middle part of mounting plate (24)
It states cylinder (25) lower part and is equipped with shifting axle (26), shifting axle (26) runs through mounting plate (24), and shifting axle (26) bottom is equipped with pouring weight
(27), pouring weight (27) is correspondingly arranged at top in the middle part of sample to be tested (17).
2. according to a kind of gas pipeline described in claim 1 by external pressure flow tester, which is characterized in that the cabinet
(12) outside is equipped with control panel, and the control panel is equipped with flow indicator (28), air pressure adjustment knob (29), cylinder and opens
(30), power supply (31), flow indicator (28) the connection flowmeter (16) are closed, the air pressure adjustment knob (29) connects air pressure
Adjust valve (13), switching cylinder (30) the connection cylinder (25).
3. according to a kind of gas pipeline described in claim 1 by external pressure flow tester, which is characterized in that the outer press mounting
The mounting plate (24) for setting (18) is equipped with pilot hole, and vertically disposed guide rod (32), guide rod are equipped in the pilot hole
(32) bottom connection pouring weight (27).
4. according to a kind of gas pipeline according to any claim in claims 1 to 3 by external pressure flow tester,
It is characterized in that, shifting chute (33), the shifting chute (33) is equipped with the junction of intake interface (19) above the pedestal (11)
Identical as the direction of sample to be tested (17), intake interface (19) is slidably connected with pedestal (11), and shifting chute (33) side is equipped with recessed
Slot (34), on intake interface (19) side of respective slot (34) be equipped with it is fixed stop (35), fixed (35) matching groove (34) of stopping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820308539.7U CN208043404U (en) | 2018-03-06 | 2018-03-06 | A kind of gas pipeline is by external pressure flow tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820308539.7U CN208043404U (en) | 2018-03-06 | 2018-03-06 | A kind of gas pipeline is by external pressure flow tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208043404U true CN208043404U (en) | 2018-11-02 |
Family
ID=63950848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820308539.7U Expired - Fee Related CN208043404U (en) | 2018-03-06 | 2018-03-06 | A kind of gas pipeline is by external pressure flow tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208043404U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916113A (en) * | 2021-09-30 | 2022-01-11 | 浙江振鸿建设有限公司 | Detection device for municipal pipeline |
-
2018
- 2018-03-06 CN CN201820308539.7U patent/CN208043404U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916113A (en) * | 2021-09-30 | 2022-01-11 | 浙江振鸿建设有限公司 | Detection device for municipal pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181102 Termination date: 20190306 |