CN207194885U - A kind of orifice flowmeter machinery levelling device - Google Patents
A kind of orifice flowmeter machinery levelling device Download PDFInfo
- Publication number
- CN207194885U CN207194885U CN201721143473.2U CN201721143473U CN207194885U CN 207194885 U CN207194885 U CN 207194885U CN 201721143473 U CN201721143473 U CN 201721143473U CN 207194885 U CN207194885 U CN 207194885U
- Authority
- CN
- China
- Prior art keywords
- expansion link
- orifice flowmeter
- rectangle frame
- lift ring
- scale
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A kind of orifice flowmeter machinery levelling device, including rectangle frame and height-adjustable type support, upper lift ring is provided with height-adjustable type support, upper lift ring is by upper messenger wire with being fixedly connected at the center at the top of rectangle frame, lower lift ring is provided with the center of rectangle frame bottom, lower lift ring is connected with pendant by lower messenger wire, and rectangle frame left side central portion and right side central are respectively arranged with a symmetrical orifice flowmeter positioning regulating part.The utility model can carry out leveling in the presence of pendant and orifice flowmeter self gravitation to fluid column at left and right sides of orifice flowmeter, also mechanical rise can be carried out to orifice flowmeter, measured suitable for the gas flow of different height drilling, facility is brought to survey crew, so as to improve the accuracy of drilling gas flow measurement.
Description
Technical field
The utility model belongs to technical field of mine safety, more particularly to a kind of orifice flowmeter machinery levelling device.
Background technology
China is the country that coal production is maximum in the world, and one of the most serious country of Gas Disaster.Improvement watt
The maximally efficient mode of this disaster be carry out gas pumping, drilling gas extraction amount number be weigh gas pumping effect master
One of parameter is wanted, drilling gas extraction amount is big, and gas pumping effect is good, and drilling gas extraction amount is small, and effect is then on the contrary.
Orifice flowmeter is often used in measurement down-hole drilling gas flow, needs orifice plate when measuring drilling gas flow
Water column is equal at left and right sides of flowmeter, and this is the key point of orifice flowmeter measurement.Because underground is a complicated geology
Environment, ground are uneven, and roadway's sides are not a planes, can not be by foreign object（Ground is such as placed on, two is suspended on and helps）Make
Fluid column is equal at left and right sides of orifice flowmeter, and both hands can only be leaned on to carry out orifice flowmeter leveling, now visually orifice flow
Meter left and right sides fluid column is equal, actual certain error to be but present, even if after leveling, survey crew is carrying out drilling and orifice plate stream
During the connection work of gauge, fluid column balance in the left and right sides is broken, therefore measurement result accuracy is affected.
Utility model content
For solve the deficiencies in the prior art in place of, the utility model provide one kind be easy to underground assembling, leveling efficiency high,
The high orifice flowmeter machinery levelling device of leveling precision.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：A kind of orifice flowmeter machinery leveling
Device, including rectangle frame and height-adjustable type support, upper lift ring are provided with height-adjustable type support, upper lift ring passes through upper
Messenger wire is provided with lower lift ring, lower lift ring is under with being fixedly connected at the center at the top of rectangle frame at the center of rectangle frame bottom
Messenger wire is connected with pendant, and rectangle frame left side central portion and right side central are respectively arranged with a symmetrical orifice flowmeter positioning
Regulating part；
The orifice flowmeter positioning regulating part in left side includes screw rod and nut, and mounting hole, nut are offered on the left of rectangle frame
It is fixedly installed in mounting hole, screw rod is horizontally disposed with left-right direction, and screw rod is stretched into and is threadedly coupled in nut, screw rod left end
The position fixing handle being fixedly installed on the left of nut, screw rod right-hand member are provided with the pressure pad on the right side of nut.
Height-adjustable type support includes the left expansion link being arranged in vertical and right expansion link, left expansion link and the right side are stretched
Cross bar is provided between the upper end of contracting bar, upper lift ring is arranged on cross bar, and the lower end of left expansion link and right expansion link is provided with
One horizontally disposed backing plate.
Left expansion link is identical with the construction of right expansion link and is symmetrical set, and it is hollow that left expansion link includes at least two sections
Bar section, the bottom of the bar section on the top in adjacent connecting rod section are plugged in the inside of the bar section of bottom, the top of the bar section of bottom
Radially be threaded with the jackscrew that the bar section outer wall for holding out against top is extend into bar section, jackscrew outer end is provided with regulation hand
Handle, the upper end of most upper pole section is fixedly connected with V-type pole, the sleeve pipe of open top is fixedly installed on backing plate, most next
The lower end of pole section extend into sleeve pipe and contacted with backing plate top pressure, and set tube side part is radially threaded with compression spiral shell
Silk, housing pin outer end is provided with pressing handle；
Cross bar is arranged between the V-type pole of left expansion link upper end and the V-type pole of right expansion link upper end.
The lower front of rectangle frame is provided with graduated scale in left-right direction, and 0 scale of graduated scale is located at a rectangle frame bottom left side
The midpoint of right direction, the scale on the right side of scale and graduated scale on the left of graduated scale are symmetrical arranged on 0 scale.
Using above-mentioned technical proposal, the utility model is in work in use, by height-adjustable type support in roadway floor
Over-assemble, first backing plate is placed on roadway floor, most under a pole section lower end extend into sleeve pipe, tightening pressing handle makes
Bar section is fixed as one with backing plate, and according to the height of measurement drilling, bar section is drawn upwardly out out of most next pole section, and regulation is suitable
When height after turn regulation handle and fix bar section, then cross bar is placed between two V-type poles；By orifice flowmeter
The bottom being placed into rectangle frame, the left side edge and right edge of orifice flowmeter are made according to the graduated scale of rectangle frame lower front
The scale on edge is identical, i.e., then the center of orifice flowmeter turns the positioning in left side respectively with being alignd before and after 0 scale of graduated scale
Handle and the position fixing handle on right side, the pressure pad in left side and the pressure pad on right side is set to compress the left side and right side of orifice flowmeter respectively,
Thus orifice flowmeter is installed and positioned, then the upper messenger wire upper end of lower end connection rectangle frame top center is connected to and hung oneself
On ring, the lower messenger wire with pendant is connected on lower lift ring, and the extended line of upper messenger wire and lower messenger wire overlaps, rectangle frame and orifice plate stream
The center of gravity of gauge is located on the extended line of upper messenger wire and lower messenger wire, and thus conveniently and efficiently orifice flowmeter can be adjusted
It is flat.
Left expansion link, right expansion link, cross bar and the backing plate of height-adjustable type support in the utility model use split
Structure, it is easy to carry in the narrow space in underground, and regulating height, to be adapted to the borehole survey of different height.
In summary, the utility model can be in the presence of pendant and orifice flowmeter self gravitation to orifice flowmeter
Left and right sides fluid column carries out leveling, also mechanical rise can be carried out to orifice flowmeter, suitable for the Gas-Flow of different height drilling
Measurement, facility is brought to survey crew, so as to improve the accuracy of drilling gas flow measurement.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in figure 1, a kind of orifice flowmeter machinery levelling device of the present utility model, including rectangle frame 1 and height can
Regulating type bracket, upper lift ring 2 is provided with height-adjustable type support, and upper lift ring 2 passes through upper messenger wire 3 and the top of rectangle frame 1
It is fixedly connected at center, lower lift ring 4 is provided with the center of the bottom of rectangle frame 1, lower lift ring 4 is connected with pendant by lower messenger wire 5
6, the left side central portion of rectangle frame 1 and right side central are respectively arranged with a symmetrical orifice flowmeter positioning regulating part；
The orifice flowmeter positioning regulating part in left side includes screw rod 7 and nut 8, and the left side of rectangle frame 1 offers mounting hole, spiral shell
Mother 8 is fixedly installed in mounting hole, and screw rod 7 is horizontally disposed with left-right direction, and screw rod 7 is stretched into and is threadedly coupled in nut 8, spiral shell
Bar left end is fixedly installed the position fixing handle 9 positioned at the left side of nut 8, and the right-hand member of screw rod 7 is provided with the pressure pad positioned at the right side of nut 8
10。
Height-adjustable type support includes the left expansion link 13 and right expansion link 14 being arranged in vertical, left expansion link 13
Cross bar 11 is provided between the upper end of right expansion link 14, upper lift ring 2 is arranged on cross bar 11, left expansion link 13 and right expansion link
14 lower end is provided with a horizontally disposed backing plate 12.
Left expansion link 13 is identical with the construction of right expansion link 14 and is symmetrical set, and left expansion link 13 includes at least two sections
Hollow bar section, the bottom of the bar section on the top in adjacent connecting rod section are plugged in the inside of the bar section of bottom, the bar section of bottom
Top be radially threaded with the jackscrew 15 for extending into bar section the bar section outer wall for holding out against top, the outer end of jackscrew 15 is set
Regulation handle 16 is equipped with, the upper end of most upper pole section is fixedly connected with V-type pole 21, and it is spacious that top is fixedly installed on backing plate 12
Mouthful sleeve pipe 17, the lower end of most next pole section extend into sleeve pipe 17 and contacted with the top pressure of backing plate 12, and the sidepiece of sleeve pipe 17 is along footpath
Housing pin 18 is threaded with to direction, the outer end of housing pin 18 is provided with pressing handle 19；
Cross bar 11 is arranged between the V-type pole 21 of the left upper end of expansion link 13 and the V-type pole 21 of the upper end of right expansion link 14.
The lower front of rectangle frame 1 is provided with graduated scale 20 in left-right direction, and 0 scale of graduated scale 20 is located at rectangle frame 1
The midpoint of bottom left and right directions, the scale and the scale on the right side of graduated scale 20 in the left side of graduated scale 20 are symmetrical arranged on 0 scale.
The utility model is in work in use, by height-adjustable type support in roadway floor over-assemble, first by backing plate 12
Be placed on roadway floor, most under a pole section lower end extend into sleeve pipe 17, tightening pressing handle 19 makes bar section and backing plate
12 are fixed as one, and according to the height of measurement drilling, bar section are drawn upwardly out out of most next pole section, adjusts appropriate height
After turn regulation handle 16 and fix bar section, then cross bar 11 is placed between two V-type poles 21；By orifice flowmeter 22
The bottom being placed into rectangle frame 1, according to the graduated scale 20 of the lower front of rectangle frame 1 make the left side edge of orifice flowmeter 22 with
The scale of right edge is identical, i.e., then the center of orifice flowmeter 22 turns respectively with being alignd before and after 0 scale of graduated scale 20
The position fixing handle 9 in left side and the position fixing handle 9 on right side, the pressure pad 10 in left side and the pressure pad 10 on right side is set to compress orifice flow respectively
The left side and right side of meter 22, thus install positioning by orifice flowmeter 22, and lower end then is connected into the top center of rectangle frame 1
The upper upper end of messenger wire 3 is connected on upper lift ring 2, and the lower messenger wire 5 with pendant 6 is connected on lower lift ring 4, upper messenger wire 3 and lower messenger wire 5
Extended line overlap, the center of gravity of rectangle frame 1 and orifice flowmeter 22 is located on the extended line of upper messenger wire 3 and lower messenger wire 5, thus
Leveling conveniently and efficiently can be carried out to orifice flowmeter 22.
Left expansion link 13, right expansion link 14, cross bar 11 and the backing plate 12 of height-adjustable type support in the utility model
Using Split type structure, it is easy to carry in the narrow space in underground, and regulating height, to be adapted to the drilling of different height to survey
Amount.
The present embodiment is not that the shape to the present invention, material, structure etc. make any formal limitation, every according to this hair
Any simple modification, equivalent change and modification that bright technical spirit is made to above example, belongs to the technology of the present invention side
The protection domain of case.
Claims (4)
- A kind of 1. orifice flowmeter machinery levelling device, it is characterised in that：Including rectangle frame and height-adjustable type support, height Be provided with upper lift ring on adjustable jack post, upper lift ring by upper messenger wire with being fixedly connected at the center at the top of rectangle frame, rectangle It is provided with lower lift ring at the center of frame bottom, lower lift ring is connected with pendant by lower messenger wire, in rectangle frame left side central portion and right side Portion is respectively arranged with a symmetrical orifice flowmeter positioning regulating part；The orifice flowmeter positioning regulating part in left side includes screw rod and nut, offers mounting hole on the left of rectangle frame, nut is fixed It is arranged in mounting hole, screw rod is horizontally disposed with left-right direction, and screw rod is stretched into and is threadedly coupled in nut, and screw rod left end is fixed The position fixing handle being provided with the left of nut, screw rod right-hand member are provided with the pressure pad on the right side of nut.
- A kind of 2. orifice flowmeter machinery levelling device according to claim 1, it is characterised in that：Height-adjustable type branch Frame includes the left expansion link being arranged in vertical and right expansion link, and horizontal stroke is provided between left expansion link and the upper end of right expansion link Bar, upper lift ring are arranged on cross bar, and the lower end of left expansion link and right expansion link is provided with a horizontally disposed backing plate.
- A kind of 3. orifice flowmeter machinery levelling device according to claim 2, it is characterised in that：Left expansion link and the right side are stretched The construction of contracting bar is identical and is symmetrical set, and left expansion link includes at least two hollow bar sections of section, in adjacent connecting rod section The bottom of the bar section on top is plugged in the inside of the bar section of bottom, and the top of the bar section of bottom, which is radially threaded with, stretches Enter into bar section to hold out against the jackscrew of the bar section outer wall on top, jackscrew outer end is provided with regulation handle, the upper end of most upper pole section V-type pole is fixedly connected with, the sleeve pipe of open top is fixedly installed on backing plate, the lower end of most next pole section extend into sleeve pipe Interior and contacted with backing plate top pressure, set tube side part is radially threaded with housing pin, and housing pin outer end is provided with pressure Tight handle；Cross bar is arranged between the V-type pole of left expansion link upper end and the V-type pole of right expansion link upper end.
- A kind of 4. orifice flowmeter machinery levelling device according to claim 1 or 2 or 3, it is characterised in that：Rectangle frame Lower front is provided with graduated scale in left-right direction, and 0 scale of graduated scale is located at the midpoint of rectangle frame bottom left and right directions, scale The scale on the right side of scale and graduated scale on the left of chi is symmetrical arranged on 0 scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721143473.2U CN207194885U (en) | 2017-09-07 | 2017-09-07 | A kind of orifice flowmeter machinery levelling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721143473.2U CN207194885U (en) | 2017-09-07 | 2017-09-07 | A kind of orifice flowmeter machinery levelling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207194885U true CN207194885U (en) | 2018-04-06 |
Family
ID=61791506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721143473.2U Expired - Fee Related CN207194885U (en) | 2017-09-07 | 2017-09-07 | A kind of orifice flowmeter machinery levelling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207194885U (en) |
-
2017
- 2017-09-07 CN CN201721143473.2U patent/CN207194885U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180406 Termination date: 20180907 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |