CN209214835U - A kind of valve for pressure gauge calibrating - Google Patents
A kind of valve for pressure gauge calibrating Download PDFInfo
- Publication number
- CN209214835U CN209214835U CN201920211605.3U CN201920211605U CN209214835U CN 209214835 U CN209214835 U CN 209214835U CN 201920211605 U CN201920211605 U CN 201920211605U CN 209214835 U CN209214835 U CN 209214835U
- Authority
- CN
- China
- Prior art keywords
- connectedness
- pressure gauge
- communication apparatus
- tracheae
- valve
- 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 valve for pressure gauge calibrating, belong to pressure gauge Calibration Technology field, the purpose of the utility model is to provide a kind of valves for pressure gauge calibrating, pressure gauge generally connect with calibrating instrument and examines and determine by the existing pressure gauge calibration method of effective solution, and it can not achieve pressure calibration on the line of pressure gauge, it is inaccurate so as to cause calibrating, and the problem that calibration method is single.A kind of valve for pressure gauge calibrating, including communication apparatus, control switch, micromatic setting and conduit；Communication apparatus lower end is equipped with conduit, and communication apparatus right end is equipped with control switch, and communication apparatus left end is connected with micromatic setting；The communication apparatus includes attaching nut, upper communicating pipe, lower communicating tube and connectedness.The utility model can carry out pressure gauge examining and determine on line, and the calibrating of pressure gauge is made to become more accurate quick.
Description
Technical field
The utility model relates to a valves, and in particular to a kind of valve for pressure gauge calibrating belongs to pressure gauge calibrating
Technical field.
Background technique
Pressure gauge (English name: pressure gauge) refers to using elastic element as sensing element, measures and indicates height
In the instrument of environmental pressure, application is extremely widespread, it almost spreads all industrial flow and scientific research field.Heat distribution pipe network,
The fields such as oil gas transmission, water and air supply system, vehicle maintenance maintenance factory shop are seen everywhere.Especially in industrial stokehold and technology
In measurement process, since the elastic sensing element of mechanical compression table is with very high mechanical strength and equal spies convenient for production
Property, so that mechanical compression table has been more and more widely used.Existing pressure gauge calibration method is generally by pressure gauge and inspection
Determine instrument connection to be examined and determine, and can not achieve pressure calibration on the line of pressure gauge, so as to cause calibrating inaccuracy, and examines and determine
Method is single.
Utility model content
The purpose of the utility model is to provide a kind of valve for pressure gauge calibrating, the existing pressures of effective solution
Pressure gauge generally connect with calibrating instrument and examines and determine by power table calibration method, and can not achieve pressure on the line of pressure gauge and examine
It is fixed, it is inaccurate so as to cause calibrating, and the problem that calibration method is single.
A kind of valve for pressure gauge calibrating, including communication apparatus, control switch, micromatic setting and conduit；Connection dress
It sets lower end and conduit is installed, communication apparatus right end is equipped with control switch, and communication apparatus left end is connected with micromatic setting；
The communication apparatus includes attaching nut, upper communicating pipe, lower communicating tube and connectedness；Connectedness top is provided with out
Mouthful, it is fixedly connected with communicating pipe in the opening on connectedness top, connectedness bottom end is provided with opening, the opening of connectedness bottom
Place is fixedly connected with lower communicating tube, and connectedness right end is provided with threaded hole, and one end of control switch is arranged in threaded hole, connection
Part left end is provided with venthole, is fixedly connected with micromatic setting on the venthole of connectedness left end, and connectedness is internally provided with point
Channel was pitched, the opening in communication with outside, lower communicating tube bottom are connected each bifurcated with conduit respectively, the upper end of upper communicating pipe
It is provided with attaching nut.
Preferably, control switch includes shank of bolt, rubber pad, handle and fixing piece；Shank of bolt one end is arranged in connectedness
In the threaded hole of right end, the end that shank of bolt is located in connectedness is equipped with rubber pad, is provided with screw thread on handle and fixing piece
Hole, one end that shank of bolt is located at outside connectedness are arranged in the threaded hole of handle and fixing piece.
Preferably, micromatic setting includes tracheae, rubber stopper, driving nut, driving screw rod, knob and bearing；The right side of tracheae
End be provided with opening, tracheae right end is connected with connectedness and is connected with connectedness, rubber stopper be arranged pipe and with
Tracheae is slidably connected, and tracheae left end is provided with mounting base, and driving nut is mounted in mounting base, and driving screw rod passes through driving nut
And be connected by bearing with rubber stopper, drive the left end of screw rod that knob is installed.
Preferably, tracheae on be provided with blow vent, be provided with sealing cover on blow vent.
Preferably, conduit is metal hose.
The utility model has the beneficial effect that
1, the utility model can carry out pressure gauge examining and determine on line, and the calibrating of pressure gauge is made to become more accurate.
2, the control switch of the utility model can control the wind that air-flow or flow quantity effectively avoid pressure load from damaging
Danger.
3, the micromatic setting of the utility model, which can be finely adjusted pressure, makes the calibrating of pressure gauge become more accurate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
In figure: 1- communication apparatus, 2- control switch, 3- micromatic setting, 4- conduit, 5- attaching nut, 6- upper communicating pipe, 7-
Under；Communicating pipe, 8- connectedness, 9- shank of bolt, 10- rubber pad, 11- handle, 12- fixing piece, 13- tracheae, 14- rubber stopper, 15-
Nut, 16- is driven to drive screw rod, 17- knob, 18- bearing, 19- sealing cover.
Specific embodiment
A kind of valve for pressure gauge calibrating as shown in Figure 1, including communication apparatus 1, control switch 2,3 and of micromatic setting
Conduit 4；1 lower end of communication apparatus is equipped with conduit 4, and 1 right end of communication apparatus is equipped with control switch 2,1 left end of communication apparatus with it is micro-
Device 3 is adjusted to be connected；
The communication apparatus 1 includes attaching nut 5, upper communicating pipe 6, lower communicating tube 7 and connectedness 8；8 top of connectedness is set
It is equipped with opening, communicating pipe 6 is fixedly connected in the opening on 8 top of connectedness, 8 bottom end of connectedness is provided with opening, connectedness 8
The opening of bottom is fixedly connected with lower communicating tube 7, and 8 right end of connectedness is provided with threaded hole, and one end setting of control switch 2 exists
In threaded hole, 8 left end of connectedness is provided with venthole, and micromatic setting 3 is fixedly connected on the venthole of 8 left end of connectedness, even
Parts 8 are internally provided with bifurcated passage, each bifurcated respectively with external opening in communication, 7 bottom of lower communicating tube and 4 phase of conduit
Connection, the upper end of upper communicating pipe 6 is provided with attaching nut 5.
Further, control switch 2 includes shank of bolt 9, rubber pad 10, handle 11 and fixing piece 12；9 one end of shank of bolt is set
It sets in the threaded hole of 8 right end of connectedness, the end that shank of bolt 9 is located in connectedness 8 is equipped with rubber pad 10, handle 11 and solid
Determine to be provided with threaded hole on part 12, the screw thread of handle 11 and fixing piece 12 is arranged in one end that shank of bolt 9 is located at outside connectedness 8
In hole.
Further, micromatic setting 3 includes tracheae 13, rubber stopper 14, driving nut 15, driving screw rod 16,17 and of knob
Bearing 18；The right end of tracheae 13 is provided with opening, and 13 right end of tracheae is connected with connectedness 8 and is connected with connectedness 8, rubber
14 setting of plug is slidably connected in 13 inside of tracheae and with tracheae 13, and 13 left end of tracheae is provided with mounting base, and driving nut 15 is installed
In mounting base, driving screw rod 16 passes through driving nut 15 and is connected by bearing 18 with rubber stopper 14, driving screw rod 16
Left end is equipped with knob 17.
Further, tracheae 13 on be provided with blow vent, sealing cover 19 is provided on blow vent.
Further, conduit 4 is metal hose.
The course of work of the present apparatus are as follows: the pressure gauge examined and determine will be needed to be connected with upper communicating pipe 6 first, it is then suitable manually
Hour hands, which turn attaching nut 5, connects pressure gauge closely with upper communicating pipe 6, guarantees the air-tightness that pressure gauge was connect with upper communicating pipe 6,
Then so that conduit 4 is connected with the pipeline for being capable of providing pressure, turn handle 11 clockwise manually, handle 11 drives shank of bolt 9
It rotates clockwise, shank of bolt 9 moves under the action of the screw thread of connectedness 8 outward while rotating clockwise, and makes to be connected to
Channel in part 8 is opened, and gas or liquid in the pipeline for providing pressure is made to pass sequentially through conduit 4, lower communicating tube 7, connectedness 8
Entered pressure gauge with upper communicating pipe 6, and watched pressure gauge and carry out read-record, then turn handle 11, handle 11 counterclockwise manually
Shank of bolt 9 is driven to rotate counterclockwise, shank of bolt 9 is inside under the action of 8 inside thread of connectedness while rotating counterclockwise
Side movement, is closed the channel of 8 inner lower of connectedness, so that the pipeline for providing pressure is not being provided pressure to pressure gauge, then
It removes sealing cover 19 manually to release stress, so that the reading on pressure gauge is zeroed, then sealing cover 19 is screwed on tracheae 13, makes gas
Pipe 13 seals, and turns knob manually, and knob drives driving screw rod 16 to rotate in driving nut 15 and moves to the right, drives rubber
Rubber plug 14 moves through connectedness 8 to the right and pressurizeed with upper communicating pipe 6 to pressure gauge, and the metering of pressurization can be by turning
Knob 17 is controlled, and is recorded after pressurization to the reading of pressure gauge, and is compared with reading before, to pressure gauge into
Row calibrating, pressure gauge can be removed by turning attaching nut 5 after calibrating counterclockwise, can periodically back out fixing piece 12 to handle 11
Carry out replacement maintenance.
Claims (5)
1. a kind of valve for pressure gauge calibrating, it is characterised in that: including communication apparatus (1), control switch (2), fine tuning dress
Set (3) and conduit (4)；Communication apparatus (1) lower end is equipped with conduit (4), and communication apparatus (1) right end is equipped with control switch (2),
Communication apparatus (1) left end is connected with micromatic setting (3)；
The communication apparatus (1) includes attaching nut (5), upper communicating pipe (6), lower communicating tube (7) and connectedness (8)；Connectedness
(8) top is provided with opening, is fixedly connected with communicating pipe (6) in the opening on connectedness (8) top, and connectedness (8) bottom end is set
It is equipped with opening, the opening of connectedness (8) bottom is fixedly connected with lower communicating tube (7), and connectedness (8) right end is provided with screw thread
The one end in hole, control switch (2) is arranged in threaded hole, and connectedness (8) left end is provided with venthole, connectedness (8) left end
Be fixedly connected on venthole micromatic setting (3), connectedness (8) is internally provided with bifurcated passage, each bifurcated respectively with outside
Opening in communication, lower communicating tube (7) bottom is connected with conduit (4), and the upper end of upper communicating pipe (6) is provided with attaching nut
(5)。
2. a kind of valve for pressure gauge calibrating according to claim 1, it is characterised in that: the control switch (2)
Including shank of bolt (9), rubber pad (10), handle (11) and fixing piece (12)；The setting of shank of bolt (9) one end is on connectedness (8) right side
In the threaded hole at end, the end that shank of bolt (9) is located in connectedness (8) is equipped with rubber pad (10), handle (11) and fixing piece
(12) threaded hole is provided on, shank of bolt (9) is located at the external one end of connectedness (8) and is arranged in handle (11) and fixing piece (12)
Threaded hole in.
3. a kind of valve for pressure gauge calibrating according to claim 1, it is characterised in that: the micromatic setting (3)
Including tracheae (13), rubber stopper (14), driving nut (15), driving screw rod (16), knob (17) and bearing (18)；Tracheae (13)
Right end be provided with opening, tracheae (13) right end is connected with connectedness (8) and is connected with connectedness (8), rubber stopper (14)
Setting is internal in tracheae (13) and is slidably connected with tracheae (13), and tracheae (13) left end is provided with mounting base, drives nut (15)
It being mounted in mounting base, driving screw rod (16) passes through driving nut (15) and is connected by bearing (18) with rubber stopper (14),
The left end of driving screw rod (16) is equipped with knob (17).
4. it is according to claim 3 it is a kind of for pressure gauge calibrating valve, it is characterised in that: the tracheae (13) it is upper
It is provided with blow vent, sealing cover (19) are provided on blow vent.
5. a kind of valve for pressure gauge calibrating according to claim 1, it is characterised in that: the conduit (4) is gold
Belong to hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920211605.3U CN209214835U (en) | 2019-02-19 | 2019-02-19 | A kind of valve for pressure gauge calibrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920211605.3U CN209214835U (en) | 2019-02-19 | 2019-02-19 | A kind of valve for pressure gauge calibrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209214835U true CN209214835U (en) | 2019-08-06 |
Family
ID=67468023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920211605.3U Expired - Fee Related CN209214835U (en) | 2019-02-19 | 2019-02-19 | A kind of valve for pressure gauge calibrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209214835U (en) |
-
2019
- 2019-02-19 CN CN201920211605.3U patent/CN209214835U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 Termination date: 20210219 |