CN111693203A - Gas pressure detector - Google Patents
Gas pressure detector Download PDFInfo
- Publication number
- CN111693203A CN111693203A CN202010525157.1A CN202010525157A CN111693203A CN 111693203 A CN111693203 A CN 111693203A CN 202010525157 A CN202010525157 A CN 202010525157A CN 111693203 A CN111693203 A CN 111693203A
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- CN
- China
- Prior art keywords
- dial plate
- connecting pipe
- hollow connecting
- gas pressure
- pressure detector
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- 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.)
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0007—Fluidic connecting means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/14—Housings
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a gas pressure detector, which comprises a dial plate, wherein the lower end of the dial plate is fixedly connected with an air inlet nozzle, the lower end of the air inlet nozzle is fixedly connected with a hollow connecting pipe, and the air inlet nozzle is communicated with the hollow connecting pipe; the hollow connecting pipe is sleeved with a sleeve pipe, and the sleeve pipe is sleeved with a rubber ring; the dial plate comprises a dial plate outer frame and is characterized in that a bearing is connected to the top of the dial plate outer frame, a protective shell is connected to the bearing and can rotate by taking the bearing as an axis, a spongy cushion or a hairbrush is arranged on the back of the protective shell, a deflector rod is fixedly connected to the front or the side of the protective shell, a convex block is arranged on the front of the protective shell, a groove is formed in the bottom of the dial plate outer frame, and the convex block can be; the gas pipe is simple in structure, and can be quickly mounted and dismounted with the gas pipe; moreover, the device can protect the surface of the dial plate from being clean and avoid the dial plate from being damaged due to skew.
Description
Technical Field
The invention relates to the technical field of gas detection tools, in particular to a gas pressure detector.
Background
The fuel gas is a general term for gas fuel, and can be combusted to release heat for residents and industrial enterprises. The gas pressure regulating system is a pressure reducing device for regulating the gas supply pressure in a gas transmission and distribution system, and has the basic task of regulating the pressure required by the upstream-stage higher inlet pressure to the downstream, which is an important link for connecting all processes in a gas transmission and distribution pipeline network Dismantle, inconvenience very, simultaneously because the transparent dial plate of detector exposes in outdoor for a long time, can cover one deck dust on the reading screen of gas table after a period, the staff of being not convenient for sees the reading clearly, often needs the maintainer to clean the dust on the screen with the hand, influences work efficiency.
Disclosure of Invention
The invention aims to provide a gas pressure detector to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a gas pressure detector comprises a dial plate, wherein the lower end of the dial plate is fixedly connected with an air inlet nozzle, the lower end of the air inlet nozzle is fixedly connected with a hollow connecting pipe, and the air inlet nozzle is communicated with the hollow connecting pipe; the hollow connecting pipe is sleeved with a sleeve pipe, and the sleeve pipe is sleeved with a rubber ring; the dial plate frame top is connected with the bearing, connect the protective housing on the bearing, the protective housing can use the bearing to rotate as the axle center, the back of protective housing is equipped with foam-rubber cushion or brush, the protective housing openly or side fixed connection driving lever, the protective housing openly sets up the lug, dial plate frame bottom is equipped with the recess, the lug can the lock in the recess.
Preferably, the outer surface of the hollow connecting pipe is provided with an external thread, the inner surface of the sleeve is provided with an internal thread, and the sleeve is in threaded connection with the external thread through the internal thread.
Preferably, a level meter is arranged above the level meter surface.
Preferably, the top end of the hollow connecting pipe is fixedly connected with a heat insulation sealing ring around the bottom of the air inlet nozzle, and the diameter of the heat insulation sealing ring is larger than that of the hollow connecting pipe.
Preferably, the inner diameter of the jack of the rubber ring is smaller than the diameter of the sleeve.
Preferably, the dial and the protective casing are uniform in diameter.
Preferably, the protective shell is provided with a jack, the bottom of the jack is provided with a spring, the lug abuts against the spring, and the lug can retract along with the spring under the condition of compression.
Compared with the prior art, the invention has the beneficial effects that:
(1) the gas pipe is connected with the gas pipe in a plugging mode, and the rubber ring on the sleeve can seal the joint of the sleeve and the gas pipe, so that the sealing effect is improved;
(2) when dial plate screen gas pressure data is covered by the dust and is difficult to the reading, can reciprocating rotation protective housing, clean the dust on the screen through the foam-rubber cushion of protective housing one side, and the easy access personnel sees the reading clearly, improves work efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the bushing of the present invention;
fig. 3 is a schematic view of a connection structure of the dial plate and the protective case of the present invention.
Description of the figures: the device comprises a dial plate 1, a level gauge 2, a protective shell 3, an air inlet nozzle 4, a hollow connecting pipe 5, a sleeve 6, a rubber ring 7, a heat insulation sealing ring 8, an external thread 9, an internal thread 10, a bearing 11, a sponge cushion 12, a deflector rod 13, a bump 14 and a groove 15;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. At least one embodiment of the present invention provides the following technical solutions:
referring to fig. 1-3, the gas pressure detector comprises a dial 1, wherein the lower end of the dial 1 is fixedly connected with an air inlet nozzle 4, the lower end of the air inlet nozzle 4 is fixedly connected with a hollow connecting pipe 5, the outer side of the hollow connecting pipe 5 is wrapped with a sleeve 6, the middle of the outer surface of the sleeve 6 is fixedly connected with a rubber ring 7, and the inner diameter of a jack of the rubber ring 7 is slightly smaller than the outer diameter of the sleeve 6, so that the combination of the two is firmer; dial plate 1 one side frame top is connected with bearing 11, dial plate 1 rotates through bearing 11 and is connected with protective housing 3, the back of protective housing 3 (with the one side that dial plate 1 is corresponding) is equipped with foam-rubber cushion 12 or brush, the front or the side of protective housing 3 set up driving lever 13, driving lever 13 is used for rotating protective housing 3, the back of protective housing 3 sets up lug 14, dial plate 1 frame bottom is equipped with recess 15, when protective housing 3 is rotatory to dial plate 1 one side, lug 14 can inlay and establish in recess 15, fix protective housing 3, thereby avoid the contact of protection dial plate 1 and air, ensure the cleanness on dial plate 1 surface.
Preferably, the protective casing 3 is provided with a socket in which a spring is placed, the projection 14 abuts against the spring, when the projection 14 is under pressure, it can retract following the spring, and when the pressure is removed, the projection 14 returns to the original position. The arrangement is adopted to facilitate the separation or buckling of the protective shell 3 and the dial 1;
the gas pressure detector is finally required to be installed on the gas pipe, so that the gas pipe is provided with a through hole so as to be connected with the gas pressure detector; specifically, in this embodiment, the outer surface of the hollow connecting pipe 5 is provided with an external thread 9, the inner surface of the sleeve 6 is provided with an internal thread 10, the sleeve 6 is in threaded connection with the external thread 9 through the internal thread 10, when the sleeve 6 is inserted into the insertion hole of the gas pipe, the rubber ring 7 on the outer side of the sleeve 6 gradually deforms along with the insertion depth of the sleeve 6, and finally the rubber ring 7 seals the connection between the through hole and the sleeve 6, so that gas leakage in the gas pipe is avoided, and the sealing effect is improved;
the bottom of preferred rubber circle 7 sets up the silica gel material, and the silica gel material has certain viscidity, and the deformation of silica gel material is easier moreover, and after rubber circle 7 and gas pipe contact, the silica gel material can regard as a viscidity agent to increase the frictional force that rubber circle 7 and gas pipe contact.
If threaded connection is needed, an internal thread is arranged on the through hole of the gas pipe, the sleeve 6 is not needed at the moment, the hollow connecting pipe 5 is directly rotated to the gas pipe, if the connection mode is selected, the rubber ring 7 is sleeved on the hollow connecting pipe 5, and the inner diameter of the jack of the rubber ring 7 is slightly smaller than the outer diameter of the hollow connecting pipe 5;
in this embodiment, the top of the hollow connecting pipe 5 and the heat insulating sealing ring 8 are fixedly connected to the periphery of the bottom of the air inlet nozzle 4, and the diameter of the heat insulating sealing ring 8 is larger than that of the hollow connecting pipe 5, so that the anti-static and flame-retardant effects can be achieved.
In this embodiment, suction nozzle 4 is linked together with cavity connecting pipe 5, is convenient for admit air, and the diameter of dial plate 1 and protective housing 3 is all unanimous, and dial plate 1 is inseparabler with the 1 laminating of protective housing.
As a preferable mode, a level 2 is arranged on the front surface (the surface with scales) of the dial plate 1, so that the horizontal position of the gas pressure detector can be conveniently observed during detection.
The connection between the gas pressure detector and the gas pipe can be selected according to actual needs, and the direct plugging mode is more convenient and faster than the plugging mode of a threaded connector;
gas pressure detector is in daily use, thereby data on the dial plate 1 is covered by the dust very easily and is difficult to the reading, can the reciprocating rotation protective housing 3 this moment, the foam-rubber cushion 12 or the brush through 3 one sides of protective housing clean the dust on the screen, the maintainer of being convenient for sees the reading clearly, and the work efficiency is improved, after this detector completion work, 14 locks on the protective housing 3 get into in the recess 15 can, protect the 1 screen of dial plate through protective housing 3, avoid bumping and make the screen broken.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention shall be included in the scope of the present invention.
Claims (6)
1. The utility model provides a gas pressure detector, includes dial plate (1), its characterized in that: the lower end of the dial plate (1) is fixedly connected with an air inlet nozzle (4), the lower end of the air inlet nozzle (4) is fixedly connected with a hollow connecting pipe (5), and the air inlet nozzle (4) is communicated with the hollow connecting pipe (5); a sleeve (6) is sleeved outside the hollow connecting pipe (5), and a rubber ring (7) is sleeved on the sleeve (6); dial plate (1) frame top is connected with bearing (11), connect protective housing (3) on bearing (11), protective housing (3) can use bearing (11) to rotate as the axle center, the back of protective housing (3) is equipped with foam-rubber cushion (12) or brush, protective housing (3) openly or side fixed connection driving lever (13), protective housing (3) openly sets up lug (14), dial plate (1) frame bottom is equipped with recess (15), lug (14) can the lock in recess (15).
2. A gas pressure detector according to claim 1, wherein: the hollow connecting pipe is characterized in that an external thread (9) is arranged on the outer surface of the hollow connecting pipe (5), an internal thread (10) is arranged on the inner surface of the sleeve (6), and the sleeve (6) is in threaded connection with the external thread (9) through the internal thread (10).
3. A gas pressure detector according to claim 1, wherein: the heat insulation device is characterized in that the top end of the hollow connecting pipe (5) is fixedly connected with heat insulation sealing rings (8) on the periphery of the bottom of the air inlet nozzle (4), and the diameter of each heat insulation sealing ring (8) is larger than that of the hollow connecting pipe (5).
4. A gas pressure detector according to claim 1, wherein: the inner diameter of the jack of the rubber ring (7) is smaller than the diameter of the sleeve (6).
5. A gas pressure detector according to claim 1, wherein: the protective shell (3) is provided with a jack, the bottom of the jack is provided with a spring, the bump (14) abuts against the spring, and the bump (14) can retract along with the spring under the pressed condition.
6. A gas pressure detector according to claim 1, wherein: the bottom of rubber circle (7) sets up the silica gel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010525157.1A CN111693203A (en) | 2020-06-10 | 2020-06-10 | Gas pressure detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010525157.1A CN111693203A (en) | 2020-06-10 | 2020-06-10 | Gas pressure detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111693203A true CN111693203A (en) | 2020-09-22 |
Family
ID=72480228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010525157.1A Pending CN111693203A (en) | 2020-06-10 | 2020-06-10 | Gas pressure detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111693203A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI818321B (en) * | 2021-09-27 | 2023-10-11 | 永勝瓦斯器材有限公司 | pressure adjustment device |
-
2020
- 2020-06-10 CN CN202010525157.1A patent/CN111693203A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI818321B (en) * | 2021-09-27 | 2023-10-11 | 永勝瓦斯器材有限公司 | pressure adjustment device |
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