CN206920073U - Contact electronic float differential manometer structure - Google Patents
Contact electronic float differential manometer structure Download PDFInfo
- Publication number
- CN206920073U CN206920073U CN201720711536.3U CN201720711536U CN206920073U CN 206920073 U CN206920073 U CN 206920073U CN 201720711536 U CN201720711536 U CN 201720711536U CN 206920073 U CN206920073 U CN 206920073U
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- Prior art keywords
- hyperbaric chamber
- pressure
- rotating shaft
- chamber
- float
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Abstract
The utility model discloses contact electronic float differential manometer structure, in one end of U-tube connection hyperbaric chamber, other end connection low-pressure chamber, the hyperbaric chamber, low-pressure chamber are each equipped with pressure introduction line, are connected between two pressure introduction lines by pressure-equalizing 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 of rotating shaft are located at outside hyperbaric chamber；One end that the rotating shaft is located at outside hyperbaric chamber is connected with stylus, and side of the stylus away from rotating shaft sets contact panel；The 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 contact electronic float differential manometer structure.
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 is to provide contact electronic float differential manometer structure, to solve pressure difference in the prior art
The problem of 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：
Contact electronic float differential manometer structure, including U-tube, one end connection hyperbaric chamber of the U-tube, the other end connect
Low-pressure chamber is connect, the hyperbaric chamber, low-pressure chamber are each equipped with pressure introduction line, valve are both provided with every pressure introduction line
, connected between two pressure introduction lines by pressure-equalizing line, valve is also provided with the pressure-equalizing line；It is described
It is placed with float in hyperbaric chamber, articulated linkage on float, hyperbaric chamber side wall sets rotating shaft, and one end of the rotating shaft is located at hyperbaric chamber
Internal 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 one outside hyperbaric chamber
End is connected with stylus, the axis of the stylus and the diameter parallel of rotating shaft but not conllinear, side of the stylus away from rotating shaft
Contact panel is set, and Pointer contacts are on contact panel surface；The U-tube, hyperbaric chamber, fill liquid in low-pressure chamber, work as height
When pressure chamber is equal with low pressure room pressure, 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 touch
Point type electronics float differential manometer structure, hyperbaric chamber, low-pressure chamber is set at the both ends of a U-tube, hyperbaric chamber, low-pressure chamber are equal respectively
Pressure introduction line is configured with, for introducing the pressure at tested both ends, open-neck collar domain is sent out specific to oil gas, is then respectively by thief hole
The forward and backward pressure of plate is introduced into hyperbaric chamber, low-pressure chamber.Because hyperbaric chamber, low-pressure chamber are connected by U-tube and are wherein also filled with
Liquid, therefore the pressure difference between hyperbaric chamber, low-pressure chamber is reflected according to liquid level.Pass through between two pressure introduction lines
Pressure-equalizing line is connected, and valve is also provided with the pressure-equalizing line, therefore compared to traditional u-tube structure, this reality
Pressure-equalizing line is provided with new, can easily carry out bleeding off pressure voltage stabilizing raising safety coefficient, avoid high pressure chamber pressure mistake
Potential safety hazard caused by big, while open the valve on pressure-equalizing line, additionally it is possible to zero-bit verification is carried out to stylus, with this
Improve service precision of the present utility model.When needing to record differential pressure curve, the valve on two pressure introduction lines is opened, is closed
The valve closed on pressure-equalizing line, the liquid level in hyperbaric chamber, low-pressure chamber is automatically adjusted with pressure difference change, with liquid
The change of position, the float in hyperbaric chamber carry out eustasy.Because float is connected by connecting rod with rotating shaft, rotating shaft both ends are cut with scissors
Connect, be rotating shaft, connecting rod, float composition toggle, rotated by the linear motion drive shaft of float.Therefore with
The change of float height, promotes rotating shaft to be rotated by connecting rod, rotating shaft outer end is provided with stylus, due to the axis of stylus
It is with the diameter parallel of rotating shaft but not conllinear, therefore with the rotation of rotating shaft, the contact position of stylus and contact panel just not phase
Together, so as to touch different position signallings by contact panel, different differential pressure conditions are reflected with this.Contact panel will receive
The position signalling arrived is in real time to external feedback, you can continuous continual differential pressure curve is obtained, so as to solve pressure difference in the prior art
The problem of 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.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, so as to keep away
Exempt from liquid to reveal 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.
Further, the gib block of some distributions up and down is set in the hyperbaric chamber, and the gib block is used to guide float
Moved along the vertical direction.It is to ensure that float can only be in hyperbaric chamber with above and below liquid level lifting progress by gib block
Motion, float is avoided to move left and right the precision for influenceing pressure difference sensing.
Preferably, the hyperbaric chamber bottom and the junction of U-tube are arranged to funnel-form, the float bottom be arranged to
The taper that the funnel-form matches.When hyperbaric chamber is overloaded, the cone structure of float bottom is pressed the leakage of hyperbaric chamber bottom
In bucket-shaped structure, hyperbaric chamber and the junction of U-tube are blocked, float forms safety valve, so as to completely cut off high and low pressure in overload
Room, to prevent water galactic longitude low-pressure chamber enters in detected fluid pipeline from polluting and endangering, the utility model is more improved with this
Security performance.
The utility model compared with prior art, has the following advantages and advantages：
The utility model contact electronic float differential manometer structure, with the change of float height, rotating shaft is promoted by connecting rod
Being rotated, rotating shaft outer end is provided with stylus, due to the axis of stylus and the diameter parallel of rotating shaft but not conllinear, therefore with
The rotation of rotating shaft, the contact position of stylus and contact panel just differs, so as to touch different positions by contact panel
Confidence number, different differential pressure conditions are reflected with this.Contact panel is by the position signalling received in real time to external feedback, you can
To continuous continual differential pressure curve, the consecutive variations curve that pressure difference can not be obtained so as to solve differential manometer in the prior art is asked
Topic, realizes the purpose for being recorded, being automatically obtained differential pressure curve in real time to pressure difference.
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- touch-controls
Panel, 9- gib blocks, 10- liquid, 11- cavitys, 12- styluses, 13- pressure-equalizing lines.
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：
Contact electronic float differential manometer structure as shown in Figures 1 and 2, including U-tube 1, one end of the U-tube 1
Hyperbaric chamber 2, other end connection low-pressure chamber 3 are connected, the hyperbaric chamber 2, low-pressure chamber 3 are each equipped with pressure introduction line 4, every pressure
Valve is both provided with power introduction pipe line 4, is connected between two pressure introduction lines 4 by pressure-equalizing line 13, the pressure
Valve is also provided with dynamic balance pipeline 13；It is placed with float 5 in the hyperbaric chamber 2, articulated linkage 7 on float 5, the side of hyperbaric chamber 2
Wall sets rotating shaft 6, and one end of the rotating shaft 6 is located inside hyperbaric chamber 2 and the end face and connecting rod 7 are be hinged, the other end of rotating shaft 6
Outside hyperbaric chamber 2；One end that the rotating shaft 6 is located at outside hyperbaric chamber 2 is connected with stylus 12, the axle of the stylus 12
The diameter parallel of line and rotating shaft 6 but not conllinear, side of the stylus 12 away from rotating shaft 6 sets contact panel 8, and stylus 12 contacts
On the surface of contact panel 8；The U-tube 1, hyperbaric chamber 2, fill liquid 10 in low-pressure chamber 3, when hyperbaric chamber 2 and the internal pressure of low-pressure chamber 3
When power is equal, the liquid level in hyperbaric chamber 2 is less than the residing height of rotating shaft 6.The side of hyperbaric chamber 2 is provided with outwardly
The cavity 11 of outside closing, the cavity 11 are connected with hyperbaric chamber 2, and the rotating shaft 6 is arranged in cavity 11.The cavity 11
In the side top of hyperbaric chamber 2.The liquid 10 is mercury.The gib block 9 of some distributions up and down, institute are set in the hyperbaric chamber 2
Gib block 9 is stated to be used to guide float 5 to be moved along the vertical direction.The bottom of hyperbaric chamber 2 and the junction of U-tube 1 are set
For funnel-form, the bottom of float 5 is arranged to the taper to match with the funnel-form.The utility model in use, beat first
The valve opened on pressure-equalizing line 13 carries out zero correction, will sample the forward and backward pressure of orifice plate respectively afterwards and introduces hyperbaric chamber
2nd, in low-pressure chamber 3.Because hyperbaric chamber 2, low-pressure chamber 3 are connected by U-tube 1 and are wherein also filled with liquid, thus it is hyperbaric chamber 2, low
Pressure difference between pressure chamber 3 is reflected according to liquid level.Liquid level in hyperbaric chamber 2, low-pressure chamber 3 changes with pressure difference to be carried out
Adjust automatically, with the change of liquid level, the float 5 in hyperbaric chamber 2 carries out eustasy.Turned by the linear motion driving of float 5
Axle 6 is rotated.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
Stylus 12, it is due to the axis of stylus 12 and the diameter parallel of rotating shaft 6 but not conllinear, therefore with the rotation of rotating shaft 6, touch-control
12 position on contact panel 8 of pen would not be identical, so as to reflect different differential pressure conditions.Will be real-time by stylus 12
Differential pressure conditions are recorded on contact panel 8, and contact panel 8 is outwards fed back, you can continuous continual differential pressure curve is obtained,
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 and pressure difference is carried out in real time
Record, automatically obtain the purpose of differential pressure curve.By gib block 9 ensure float 5 can only in the hyperbaric chamber 2 with liquid level lift into
Motion above and below row, float is avoided to move left and right the precision for influenceing pressure difference sensing.When hyperbaric chamber is overloaded, the taper of float bottom
Structure is pressed in the funnel-shaped structure of hyperbaric chamber bottom, blocks hyperbaric chamber and the junction of U-tube, and float forms safety valve,
So as to completely cut off high and low pressure room in overload, to prevent water galactic longitude low-pressure chamber enters in detected fluid pipeline from polluting and endangering,
Security performance of the present utility model is more improved with this.
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. contact electronic float differential manometer structure, including U-tube (1), it is characterised in that one end connection of the U-tube (1)
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),
Valve is both provided with every pressure introduction line (4), passes through pressure-equalizing line (13) between two pressure introduction lines (4)
Connect, valve is also provided with the pressure-equalizing line (13)；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 and turned
Axle (6) is located at the internal one end in hyperbaric chamber (2) and is hinged with connecting rod (7), and the other end of rotating shaft (6) is located at hyperbaric chamber (2) outside；Institute
State one end that rotating shaft (6) is located at outside hyperbaric chamber (2) and be connected with stylus (12), the axis of the stylus (12) and rotating shaft
(6) diameter parallel but not conllinear, side of the stylus (12) away from rotating shaft (6) sets contact panel (8), and stylus (12) connects
Touch on contact panel (8) surface；The U-tube (1), hyperbaric chamber (2), low-pressure chamber (3) interior fill liquid (10), work as hyperbaric chamber
(2) when equal with low-pressure chamber (3) interior pressure, the liquid level in hyperbaric chamber (2) is less than the residing height of rotating shaft (6).
2. contact electronic float differential manometer structure according to claim 1, it is characterised in that hyperbaric chamber (2) side
Face 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. contact electronic float differential manometer structure according to claim 2, it is characterised in that the cavity (11) is located at
Hyperbaric chamber (2) side top.
4. contact electronic float differential manometer structure according to claim 1, it is characterised in that the liquid (10) is water
Silver.
5. contact electronic float differential manometer structure according to claim 1, it is characterised in that in the hyperbaric chamber (2)
The gib block (9) of some distributions up and down is set, and the gib block (9) is used to guide float (5) to be moved along the vertical direction.
6. contact electronic float differential manometer structure according to claim 1, it is characterised in that hyperbaric chamber (2) bottom
Portion and the junction of U-tube (1) are arranged to funnel-form, and float (5) bottom is arranged to the cone to match with the funnel-form
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720711536.3U CN206920073U (en) | 2017-06-19 | 2017-06-19 | Contact electronic float differential manometer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720711536.3U CN206920073U (en) | 2017-06-19 | 2017-06-19 | Contact electronic float differential manometer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206920073U true CN206920073U (en) | 2018-01-23 |
Family
ID=61321827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720711536.3U Active CN206920073U (en) | 2017-06-19 | 2017-06-19 | Contact electronic float differential manometer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206920073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084816A (en) * | 2017-06-19 | 2017-08-22 | 成都北方石油勘探开发技术有限公司 | A kind of safety-type float-type differential manometer structure |
-
2017
- 2017-06-19 CN CN201720711536.3U patent/CN206920073U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084816A (en) * | 2017-06-19 | 2017-08-22 | 成都北方石油勘探开发技术有限公司 | A kind of safety-type float-type differential manometer structure |
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| GR01 | Patent grant |