CN206891642U - It is easy to continuous recording float-type differential manometer - Google Patents
It is easy to continuous recording float-type differential manometer Download PDFInfo
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- CN206891642U CN206891642U CN201720710906.1U CN201720710906U CN206891642U CN 206891642 U CN206891642 U CN 206891642U CN 201720710906 U CN201720710906 U CN 201720710906U CN 206891642 U CN206891642 U CN 206891642U
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- hyperbaric chamber
- rotating shaft
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Abstract
The utility model discloses continuous recording float-type differential manometer is easy to, one end connection hyperbaric chamber of U-tube, other end connection low-pressure chamber, hyperbaric chamber, low-pressure chamber are each equipped with pressure introduction line；It is placed with float in hyperbaric chamber, articulated linkage on float, hyperbaric chamber side wall sets rotating shaft, and one end of rotating shaft is located inside hyperbaric chamber and the end face and rod hinge connection, the other end are located at outside hyperbaric chamber；Rotating shaft is connected with recording pen, and the one end of recording pen away from rotating shaft sets recording disc, in addition to the drive device being connected with the recording disc, and drive device is used to drive recording disc to rotate around itself center of circle；U-tube, hyperbaric chamber, fill liquid in low-pressure chamber, when hyperbaric chamber is equal with low pressure room pressure, the liquid level in hyperbaric chamber is less than the residing height of rotating shaft.The utility model is solving the problems, such as that differential manometer can not obtain the consecutive variations curve of pressure difference in the prior art, realize the purpose for being recorded, being automatically obtained differential pressure curve in real time to pressure difference.
Description
Technical field
It the utility model is related to differential manometer field, and in particular to be easy to continuous recording float-type differential manometer.
Background technology
Differential manometer is the instrument for measuring point-to-point transmission pressure differential in roadway or pipeline fluid, is a kind of work of fixing device
Industry instrument.In oil and gas development field, differential manometer coordinate throttling arrangement be used for measuring the flow of liquid or gas, pressure difference, pressure,
Suction and liquid level etc..Traditional differential manometer is that dial plate form is read, it is necessary to be estimated when reading pressure difference by staff, Wu Fachang
Phase, continuously pressure difference is recorded, also can not just obtain the consecutive variations curve of pressure difference.
Utility model content
The purpose of this utility model, which is to provide, is easy to continuous recording float-type differential manometer, to solve to press in the prior art
The problem of difference meter can not obtain the consecutive variations curve of pressure difference, realizes and pressure difference is recorded in real time, automatically obtains differential pressure curve
Purpose.
The utility model is achieved through the following technical solutions：
It is easy to continuous recording float-type differential manometer, including U-tube, one end connection hyperbaric chamber of the U-tube, the other end
Low-pressure chamber is connected, the hyperbaric chamber, low-pressure chamber are each equipped with pressure introduction line, valve are both provided with every pressure introduction line
Door；It is placed with float in the hyperbaric chamber, articulated linkage on float, hyperbaric chamber side wall sets rotating shaft, one end position of the rotating shaft
Inside hyperbaric chamber and the end face and rod hinge connection, the other end of rotating shaft are located at outside hyperbaric chamber；The rotating shaft is located at hyperbaric chamber
Outside one end is connected with recording pen, the axis of the recording pen and the diameter parallel of rotating shaft but not conllinear, remote turn of recording pen
One end of axle sets recording disc, in addition to the drive device being connected with the recording disc, and the drive device is used to drive
Recording disc rotates around itself center of circle；The U-tube, hyperbaric chamber, fill liquid in low-pressure chamber, when hyperbaric chamber and low pressure intraventricular pressure
When power is equal, the liquid level in hyperbaric chamber is less than the residing height of rotating shaft.
The problem of consecutive variations curve of pressure difference can not be obtained for differential manometer in the prior art, the utility model proposes one
Kind it is easy to continuous recording float-type differential manometer, hyperbaric chamber, low-pressure chamber is set respectively at the both ends of a U-tube, it is hyperbaric chamber, low
Pressure chamber is each equipped with pressure introduction line, and for introducing the pressure at tested both ends, open-neck collar domain is sent out specific to oil gas, then respectively will be
The forward and backward pressure of sampling orifice plate is introduced into hyperbaric chamber, low-pressure chamber.Connected by U-tube due to hyperbaric chamber, low-pressure chamber and wherein gone back
Liquid is filled with, therefore the pressure difference between hyperbaric chamber, low-pressure chamber is reflected according to liquid level.Needing to record differential pressure curve
When, the valve on two pressure introduction lines is opened, the liquid level in hyperbaric chamber, low-pressure chamber is adjusted automatically with pressure difference change
Whole, with the change of liquid level, the float in hyperbaric chamber carries out eustasy.Because float is connected by connecting rod with rotating shaft, rotating shaft
Both ends are be hinged, are rotating shaft, connecting rod, float composition toggle, are turned by the linear motion drive shaft of float
It is dynamic.Therefore with the change of float height, rotating shaft is promoted to be rotated by connecting rod, rotating shaft outer end is provided with recording pen, due to note
The axis of pen and the diameter parallel of rotating shaft but not conllinear are recorded, therefore with the rotation of rotating shaft, recording pen is apart from the recording disc center of circle
Position would not be identical, so as to reflect different differential pressure conditions.Recording disc is rotated by drive device driving, therefore
With the rotation of recording disc, real-time differential pressure conditions are recorded on recording disc by recording pen, with this obtain it is continuous not between
Disconnected differential pressure curve, so as to solve the problems, such as that differential manometer can not obtain the consecutive variations curve of pressure difference in the prior art, realize
Recorded, automatically obtained the purpose of differential pressure curve in real time to pressure difference.When hyperbaric chamber is equal with low pressure room pressure, hyperbaric chamber
Interior liquid level is less than the residing height of rotating shaft, so as to avoid liquid from being revealed at rotating shaft.
Preferably, the hyperbaric chamber side is provided with the cavity of outwardly outside closing, the cavity and hyperbaric chamber
Connection, the rotating shaft are arranged in cavity.One cavity specially accommodated is set for rotating shaft, facilitates the rotation of rotating shaft, avoids liquid
Soma is disturbed, and is easily installed and is repaired.
Preferably, the cavity is located at hyperbaric chamber side top.It is easy to rotating shaft being arranged on hyperbaric chamber side surface upper part position,
Liquid is avoided to be revealed at rotating shaft.
Preferably, the liquid is mercury.Mercury density is big so that by highly less hyperbaric chamber, low-pressure chamber with regard to energy
Larger differential pressure measurement scope is enough obtained, so as to improve the scope of application of the present utility model.
Preferably, the recording disc surface is the blank sheet of paper being detachably connected.Recording pen is facilitated to be carried out directly on blank sheet of paper
Curve is described, while local without changing indicator, it is only necessary to regularly replaces the blank sheet of paper on surface, therefore can greatly save
Use cost.
Preferably, the drive device is stepper motor.
The utility model compared with prior art, has the following advantages and advantages：
The utility model is easy to continuous recording float-type differential manometer, and the pressure difference between hyperbaric chamber, low-pressure chamber is according to liquid level
Highly reflected, with the change of liquid level, the float in hyperbaric chamber carries out eustasy, drives recording pen by real-time pressure difference
Situation is recorded on recording disc, and continuous continual differential pressure curve is obtained with this, so as to solve in the prior art differential manometer without
Method obtains the problem of consecutive variations curve of pressure difference, realizes the mesh for being recorded, being automatically obtained differential pressure curve in real time to pressure difference
's.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part, the restriction to the utility model embodiment is not formed.In the accompanying drawings：
Fig. 1 is the structural representation of the utility model specific embodiment；
Fig. 2 is the side view of the utility model specific embodiment mesohigh room.
Mark and corresponding parts title in accompanying drawing：
1-U type pipes, 2- hyperbaric chambers, 3- low-pressure chambers, 4- pressure introduction lines, 5- floats, 6- rotating shafts, 7- connecting rods, 8- records
Disk, 9- drive devices, 10- liquid, 11- cavitys, 12- recording pens.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, it is not intended as to restriction of the present utility model.
Embodiment 1：
As shown in Figures 1 and 2 be easy to continuous recording float-type differential manometer, including U-tube 1, the one of the U-tube 1
End connection hyperbaric chamber 2, other end connection low-pressure chamber 3, the hyperbaric chamber 2, low-pressure chamber 3 are each equipped with pressure introduction line 4, every
Valve is both provided with pressure introduction line 4；It is placed with float 5 in the hyperbaric chamber 2, articulated linkage 7 on float 5, hyperbaric chamber 2
Side wall sets rotating shaft 6, and one end of the rotating shaft 6 be located inside hyperbaric chamber 2 and the end face and connecting rod 7 are hinged, rotating shaft 6 it is another
End is outside hyperbaric chamber 2；One end that the rotating shaft 6 is located at outside hyperbaric chamber 2 is connected with recording pen 12, the recording pen 12
The diameter parallel of axis and rotating shaft 6 but not conllinear, the one end of recording pen 12 away from rotating shaft 6 set recording disc 8, in addition to institute
The connected drive device 9 of recording disc 8 is stated, the drive device 9 is used to drive recording disc 8 to rotate around itself center of circle；The U
Type pipe 1, hyperbaric chamber 2, fill liquid 10 in low-pressure chamber 3, when hyperbaric chamber 2 is equal with pressure in low-pressure chamber 3, in hyperbaric chamber 2
Liquid level is less than the residing height of rotating shaft 6.The present embodiment sets the guide pad being oriented to float also in hyperbaric chamber so that
Float is only capable of moving up and down along rectilinear direction, so as to improve accuracy.The side of hyperbaric chamber 2 is provided with outwardly outer
The cavity 11 that side seal closes, the cavity 11 are connected with hyperbaric chamber 2, and the rotating shaft 6 is arranged in cavity 11.The cavity 11 is located at
The side top of hyperbaric chamber 2.The liquid 10 is mercury.The surface of recording disc 8 is the blank sheet of paper being detachably connected.The driving
Device 9 is stepper motor.The utility model introduces hyperbaric chamber 2, low-pressure chamber 3 in use, will sample the forward and backward pressure of orifice plate respectively
In.Because hyperbaric chamber 2, low-pressure chamber 3 are connected by U-tube 1 and are wherein also filled with liquid, therefore between hyperbaric chamber 2, low-pressure chamber 3
Pressure difference reflected according to liquid level.Liquid level in hyperbaric chamber 2, low-pressure chamber 3 is automatically adjusted with pressure difference change,
With the change of liquid level, the float 5 in hyperbaric chamber 2 carries out eustasy.By 6 turns of the linear motion drive shaft of float 5
It is dynamic.Therefore with the change of the height of float 5, rotating shaft 6 is promoted to be rotated by connecting rod 7, the outer end of rotating shaft 6 is provided with recording pen 12,
It is due to the axis of recording pen 12 and the diameter parallel of rotating shaft 6 but not conllinear, therefore with the rotation of rotating shaft 6, the distance of recording pen 12
The position in the center of circle of recording disc 8 would not be identical, so as to reflect different differential pressure conditions.Recording disc 8 is driven by drive device 9
It is dynamic to be rotated, set stepper motor to rotate 1 ° per 10s, with the rotation of recording disc 8, by recording pen 12 by real-time pressure difference
Situation is recorded on recording disc 8, and continuous continual differential pressure curve is obtained with this, so as to solve in the prior art differential manometer without
Method obtains the problem of consecutive variations curve of pressure difference, realizes the mesh for being recorded, being automatically obtained differential pressure curve in real time to pressure difference
's.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of the utility model.
Claims (6)
1. it is easy to continuous recording float-type differential manometer, including U-tube (1), it is characterised in that one end of the U-tube (1) connects
Hyperbaric chamber (2), other end connection low-pressure chamber (3) are connect, the hyperbaric chamber (2), low-pressure chamber (3) are each equipped with pressure introduction line
(4), it is both provided with valve on every pressure introduction line (4)；Float (5) is placed with the hyperbaric chamber (2), on float (5)
Articulated linkage (7), hyperbaric chamber (2) side wall set rotating shaft (6), and one end of the rotating shaft (6) is located at hyperbaric chamber (2) inside, rotating shaft
(6) be hinged with connecting rod (7) positioned at hyperbaric chamber (2) internal one end, the other end of rotating shaft (6) is located at hyperbaric chamber (2) outside；It is described
Rotating shaft (6) is located at the outside one end in hyperbaric chamber (2) and is connected with recording pen (12), axis and the rotating shaft (6) of the recording pen (12)
Diameter parallel but not conllinear, the one end of recording pen (12) away from rotating shaft (6) sets recording disc (8), in addition to the note
The connected drive device (9) of disk (8) is recorded, the drive device (9) is used to drive recording disc (8) to rotate around itself center of circle；
The U-tube (1), hyperbaric chamber (2), low-pressure chamber (3) interior fill liquid (10), when hyperbaric chamber (2) and the interior pressure phase of low-pressure chamber (3)
Deng when, liquid level in hyperbaric chamber (2) is less than the residing height of rotating shaft (6).
2. according to claim 1 be easy to continuous recording float-type differential manometer, it is characterised in that the hyperbaric chamber (2)
Side is provided with the cavity (11) of outwardly outside closing, and the cavity (11) connects with hyperbaric chamber (2), the rotating shaft
(6) it is arranged in cavity (11).
3. according to claim 2 be easy to continuous recording float-type differential manometer, it is characterised in that cavity (11) position
In hyperbaric chamber (2) side top.
4. according to claim 1 be easy to continuous recording float-type differential manometer, it is characterised in that the liquid (10) be
Mercury.
5. according to claim 1 be easy to continuous recording float-type differential manometer, it is characterised in that the recording disc
(8) surface is the blank sheet of paper being detachably connected.
6. according to claim 1 be easy to continuous recording float-type differential manometer, it is characterised in that the drive device
(9) it is stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720710906.1U CN206891642U (en) | 2017-06-19 | 2017-06-19 | It is easy to continuous recording float-type differential manometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720710906.1U CN206891642U (en) | 2017-06-19 | 2017-06-19 | It is easy to continuous recording float-type differential manometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206891642U true CN206891642U (en) | 2018-01-16 |
Family
ID=61315773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720710906.1U Active CN206891642U (en) | 2017-06-19 | 2017-06-19 | It is easy to continuous recording float-type differential manometer |
Country Status (1)
| Country | Link |
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| CN (1) | CN206891642U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063556A (en) * | 2017-06-19 | 2017-08-18 | 成都北方石油勘探开发技术有限公司 | Ground float-type differential manometer for oil and gas development |
| CN111811727A (en) * | 2020-07-14 | 2020-10-23 | 四川卓融电气设备有限公司 | Oil pressure on-line monitoring system of power oil-less equipment |
| CN113100102A (en) * | 2021-02-23 | 2021-07-13 | 邓洋 | Livestock self-service water drinking device capable of automatically adding water and uniformly mixing additives |
-
2017
- 2017-06-19 CN CN201720710906.1U patent/CN206891642U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063556A (en) * | 2017-06-19 | 2017-08-18 | 成都北方石油勘探开发技术有限公司 | Ground float-type differential manometer for oil and gas development |
| CN111811727A (en) * | 2020-07-14 | 2020-10-23 | 四川卓融电气设备有限公司 | Oil pressure on-line monitoring system of power oil-less equipment |
| CN111811727B (en) * | 2020-07-14 | 2022-03-11 | 四川卓融电气设备有限公司 | Oil pressure on-line monitoring system of power oil-less equipment |
| CN113100102A (en) * | 2021-02-23 | 2021-07-13 | 邓洋 | Livestock self-service water drinking device capable of automatically adding water and uniformly mixing additives |
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