CN111537139A - Clean environment gas pressure monitoring system device - Google Patents
Clean environment gas pressure monitoring system device Download PDFInfo
- Publication number
- CN111537139A CN111537139A CN202010502318.5A CN202010502318A CN111537139A CN 111537139 A CN111537139 A CN 111537139A CN 202010502318 A CN202010502318 A CN 202010502318A CN 111537139 A CN111537139 A CN 111537139A
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- air duct
- monitoring system
- gas pressure
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- clean environment
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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
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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
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0618—Overload protection
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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
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0663—Flame protection; Flame barriers
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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
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/12—Alarms or signals
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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
- G01L19/14—Housings
- G01L19/142—Multiple part housings
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a clean environment gas pressure monitoring system device, which comprises a hollow gas guide tube and a bottom connecting tube, wherein the upper end port of the bottom connecting tube is connected with the hollow gas guide tube, the front end face of the hollow gas guide tube is connected with a surface protection shell through a bolt, the interior of the surface protection shell is connected with a pressure measuring device at the position of the front end face of the hollow gas guide tube, and the front end face of the pressure measuring device is connected with a data display screen. The normal use of the monitoring system device is well ensured.
Description
Technical Field
The invention belongs to the related technical field of detection equipment, and particularly relates to a clean environment gas pressure monitoring system device.
Background
The gas pressure monitoring system device is a gas pressure sensor, which is an instrument for measuring the absolute pressure of gas, is mainly suitable for physical experiments related to the gas pressure, such as gas law and the like, and can also be used for measuring the dry and non-corrosive gas pressure in biological and chemical experiments.
The prior art has the following problems: the existing gas pressure monitoring system device is used because the two sides of the top fixing cover are provided with the connecting fixing plates, so that the hands collide with the connecting fixing plates when the top fixing cover is rotated, the top fixing cover needs to be repeatedly rotated to detach the top fixing cover, and the top fixing cover is very troublesome to fix and detach.
Disclosure of Invention
The invention aims to provide a clean environment gas pressure monitoring system device, which solves the problem that the connection fixing plates are arranged at two sides of a top fixing cover in the background technology, so that a hand can collide with the connection fixing plates when the top fixing cover is rotated, the top fixing cover needs to be repeatedly rotated to detach the top fixing cover, and the fixation and detachment of the top fixing cover become very troublesome.
In order to achieve the purpose, the invention provides the following technical scheme:
a clean environment gas pressure monitoring system device comprises a hollow gas guide tube and a bottom connecting tube, wherein the upper end port of the bottom connecting tube is connected with the hollow gas guide tube, the front end face of the hollow gas guide tube is connected with a surface protection shell through a bolt, the interior of the surface protection shell is connected with a pressure measuring device at the front end face position of the hollow gas guide tube, the front end face of the pressure measuring device is connected with a data display screen, the left end port of the hollow gas guide tube is connected with a sealing rotating block through a thread, the right end port of the hollow gas guide tube is connected with an audible and visual alarm device through a thread, the upper end face of the hollow gas guide tube is connected with a top fixing cover, the top fixing cover comprises an outer friction bulge, an outer extending frame, a rotary sealing ring and a force arm supporting rod, the upper end face of the rotary sealing ring is connected with a, the lower end faces of the rotary sealing ring and the outer friction bulge are connected with an outer extension frame.
Preferably, the sealed turning block includes rotating nut and closed fixed column, the right-hand member terminal surface welded fastening who rotates the nut is connected with closed fixed column, audible-visual alarm device includes thread tightening pipe, swivel nut, fixed shell and scintillation alarm lamp, the upper end terminal surface of fixed shell is connected with the scintillation alarm lamp, the left end terminal surface of fixed shell is connected with swivel nut, swivel nut's left end terminal surface is connected with the thread tightening pipe.
Preferably, the cavity air duct includes air duct body, gaseous admission pipe, connection fixed plate and sealing connection circle, the upper end terminal surface of gaseous admission pipe is connected with the air duct body, the upper end terminal surface of air duct body is connected with the connection fixed plate, the centre of connecting the fixed plate is connected with the sealing connection circle in the upper end terminal surface position department of air duct body.
Preferably, the surface protection shell comprises a lower fixing plate, an outer protective cover and an upper fixing plate, wherein the upper end face of the lower fixing plate is connected with the outer protective cover, and the upper end face of the outer protective cover is connected with the upper fixing plate.
Preferably, sealed turning block, the fixed lid in top and audible-visual alarm device can rotate for the cavity air duct through the screw thread, thereby pressure measuring device's surface is provided with the inside atmospheric pressure state of pilot lamp demonstration bottom connection pipe, the surface protection shell passes through the surface of bolt fastening at the cavity air duct, the bottom connection pipe passes through the pipeline and is connected with external gas equipment, the inside cavity of cavity air duct and bottom connection pipe and the inside intercommunication of cavity air duct and bottom connection pipe, pressure measuring device's inside is provided with check out test set detection gas pressure.
Preferably, the surfaces of the outer friction bulge and the rotary sealing ring are provided with friction layers, the diameter of the inner surface of the outer extension frame is equal to the diameter of the outer surface of the rotary sealing ring, a rubber pad is arranged at the lower end port of the outer extension frame, and threads are arranged on the inner surface of the rotary sealing ring.
Preferably, the surface of the closed fixing column is provided with threads, the outer surface profile of the rotating nut is a regular hexagon and can be rotated by an external wrench, and the surface of the closed fixing column is fixed on the surface of the hollow air duct through external sealant.
Preferably, the surface of thread tightening pipe is provided with the screw thread, swivel nut's surface profile can rotate through outside spanner for regular hexagon, the surface of thread tightening pipe is fixed on the cavity air duct surface through outside sealed glue, the outside of scintillation alarm lamp is provided with red light shade, the inside of fixed shell is provided with the bee calling organ circular telegram and can sends the sound.
Preferably, the surface of the sealing connection ring is provided with threads and is meshed with the threads on the inner surface of the rotary sealing ring, the surfaces of the gas inlet pipe and the connection fixing plate are provided with bolt holes and are fixed on the surface of an external instrument through external bolts, the left end port of the gas guide pipe body is provided with threads and is meshed with the surface threads of the closed fixing column, and the right end port of the gas guide pipe body is provided with threads and is meshed with the surface threads of the thread fixing pipe.
Preferably, the surface of the outer protective cover is provided with an opening, the contour of the inner surface of the opening is equal to the contour of the surface of the pressure measuring device, and the surfaces of the lower fixing plate and the upper fixing plate are provided with bolt holes and fixed on the surface of the hollow air guide pipe through bolts.
Compared with the prior art, the invention provides a clean environment gas pressure monitoring system device, which has the following beneficial effects:
1. the top fixing cover is composed of the outer friction bulge, the outer extending frame, the rotary sealing ring and the force arm supporting rod, the force arm supporting rod can well drive the rotary sealing ring to rotate, the trouble that a hand is blocked by a connecting fixing plate when the outer friction bulge on the surface is adopted to drive the rotary sealing ring to rotate is avoided, the fixing and the dismounting of the rotary sealing ring are well accelerated, the monitoring system device can be checked in time when in failure, and the normal use of the monitoring system device is well guaranteed.
2. The top fixing cover can well solve the problem that hands collide with the connecting fixing plates when the top fixing cover is rotated due to the fact that the connecting fixing plates are arranged on the two sides of the top fixing cover, the top fixing cover needs to be repeatedly rotated to be disassembled, the problem that the top fixing cover is very troublesome to fix and disassemble is avoided, the top fixing cover is more convenient to install and disassemble, the hands are prevented from being blocked by the connecting fixing plates, a monitoring system device can well check when a fault occurs, and the service life of the monitoring system device is prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
FIG. 1 is a schematic structural diagram of a system for monitoring a pressure of a clean environment gas according to the present invention;
FIG. 2 is a schematic structural diagram of a top fixing cover of a system for monitoring gas pressure in a clean environment according to the present invention;
FIG. 3 is a schematic structural diagram of a sealing rotary block of a system for monitoring the pressure of a clean environment gas according to the present invention;
FIG. 4 is a schematic structural diagram of an audible and visual alarm device of a clean environment gas pressure monitoring system device according to the present invention;
FIG. 5 is a schematic structural view of a hollow gas-guiding tube of a system for monitoring the pressure of gas in a clean environment according to the present invention;
fig. 6 is a schematic structural diagram of a surface protection shell of a clean environment gas pressure monitoring system device according to the present invention;
in the figure: 1. a data display screen; 2. sealing the rotating block; 3. a top fixing cover; 4. a hollow gas-guide tube; 5. an audible and visual alarm device; 6. a surface protective shell; 7. a pressure measuring device; 8. a bottom connecting pipe; 21. rotating the nut; 22. sealing the fixing column; 31. an outer friction projection; 32. an outer extension frame; 33. rotating the sealing ring; 34. a force arm strut; 41. a gas-guide tube body; 42. a gas inlet pipe; 43. connecting the fixed plate; 44. sealing the connecting ring; 51. fixing the pipe by screw threads; 52. rotating the nut; 53. fixing the housing; 54. flashing alarm lamps; 61. a lower fixing plate; 62. an outer protective cover; 63. and an upper fixing plate.
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 should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", 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, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; 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.
Referring to fig. 1-6, the present invention provides a technical solution:
a clean environment gas pressure monitoring system device comprises a hollow gas guide tube 4 and a bottom connecting tube 8, the upper end port of the bottom connecting tube 8 is connected with the hollow gas guide tube 4, the front end face of the hollow gas guide tube 4 is connected with a surface protection shell 6 through a bolt, the inside of the surface protection shell 6 is connected with a pressure measuring device 7 at the front end face position of the hollow gas guide tube 4, the front end face of the pressure measuring device 7 is connected with a data display screen 1, the left end port of the hollow gas guide tube 4 is connected with a sealing rotating block 2 through a thread, the right end port of the hollow gas guide tube 4 is connected with an acousto-optic alarm device 5 through a thread, the upper end face of the hollow gas guide tube 4 is connected with a top fixing cover 3, the top fixing cover 3 comprises an outer friction bulge 31, an outer expanding frame 32, a rotary sealing ring 33 and a, the outer surface of the rotary seal ring 33 is connected with an outer friction bulge 31, and the lower end surfaces of the rotary seal ring 33 and the outer friction bulge 31 are connected with an outer extension frame 32.
The utility model provides a clean environment gas pressure monitored control system device, sealed turning block 2 is including rotating nut 21 and closed fixed column 22, the right-hand member terminal surface welded fastening who rotates nut 21 is connected with closed fixed column 22, acousto-optic warning device 5 includes thread tightening pipe 51, swivel nut 52, fixed shell 53 and scintillation alarm lamp 54, the upper end terminal surface of fixed shell 53 is connected with scintillation alarm lamp 54, the left end terminal surface of fixed shell 53 is connected with swivel nut 52, the left end terminal surface of swivel nut 52 is connected with thread tightening pipe 51, sealed turning block 2 can be fine seals hollow air duct 4, the detection that gas leakage caused is avoided inaccurate.
A clean environment gas pressure monitoring system device, the hollow air duct 4 includes the air duct body 41, the gas inlet tube 42, the connection fixing plate 43 and the seal connection ring 44, the upper end face of the gas inlet tube 42 connects with the air duct body 41, the upper end face of the air duct body 41 connects with the connection fixing plate 43, the middle of the connection fixing plate 43 connects with the seal connection ring 44 at the upper end face of the air duct body 41, the seal connection ring 44 can fix the top fixing cover 3 well, make the hollow air duct 4 keep seal, the surface protection shell 6 includes the lower fixing plate 61, the outer protection cover 62 and the upper fixing plate 63, the upper end face of the lower fixing plate 61 connects with the outer protection cover 62, the upper end face of the outer protection cover 62 connects with the upper fixing plate 63, the surface protection shell 6 can protect the pressure measuring device 7 well, make the pressure measuring device 7, the sealing rotating block 2, the top fixing cover 3 and the acousto-optic alarm device 5 can rotate relative to the hollow air guide tube 4 through threads, the surface of the pressure measuring device 7 is provided with an indicator lamp so as to display the internal air pressure state of the bottom connecting tube 8, the surface protection shell 6 is fixed on the surface of the hollow air guide tube 4 through bolts, the bottom connecting tube 8 is connected with external gas equipment through a pipeline, the interiors of the hollow air guide tube 4 and the bottom connecting tube 8 are hollow, the hollow air guide tube 4 is communicated with the interior of the bottom connecting tube 8, the pressure measuring device 7 is internally provided with detection equipment for detecting the air pressure, the sealing rotating block 2, the top fixing cover 3 and the acousto-optic alarm device 5 can be well disassembled through rotation, so as to operate a monitoring system device, the surfaces of the outer friction bulge 31 and the rotating seal ring 33 are provided with friction layers, and the diameter, the lower end port of the outer extension frame 32 is provided with a rubber pad, the inner surface of the rotary sealing ring 33 is provided with threads, the rubber pad can increase friction with the hollow air guide tube 4, so that the top fixing cover 3 is more stably fixed, the surface of the closed fixing column 22 is provided with threads, the outer surface profile of the rotary nut 21 is regular hexagon and can be rotated by an external wrench, the surface of the closed fixing column 22 is fixed on the surface of the hollow air guide tube 4 by external sealant, the external wrench can well avoid the rotary nut 21 from being cooked, so that the rotary nut 21 is more stably and labor-saving to rotate, the outer surface of the thread fixing tube 51 is provided with threads, the outer surface profile of the rotary nut 52 is regular hexagon and can be rotated by the external wrench, the surface of the thread fixing tube 51 is fixed on the surface of the hollow air guide tube 4, the fixed shell 53 is internally provided with a buzzer which can sound when being electrified, can well remind a user and avoid explosion accidents, the surface of the sealing connecting ring 44 is provided with threads and is meshed with the threads on the inner surface of the rotating sealing ring 33, the surfaces of the gas inlet pipe 42 and the connecting and fixing plate 43 are provided with bolt holes and are fixed on the surface of an external instrument through external bolts, the left end port of the gas guide pipe body 41 is provided with threads and is meshed with the surface threads of the closed fixing column 22, the right end port of the gas guide pipe body 41 is provided with threads and is meshed with the surface threads of the thread fixing pipe 51, the gas guide pipe body is fixed at the position of the monitoring system device fixed on the surface of the external instrument to ensure the normal use of the monitoring system device, the surface of the outer protective cover 62 is provided with an opening, the contour of the inner surface of the opening is equal to the contour of, the contour equals to the surface of the pressure measuring device 7 in a good clamping manner, so that the pressure measuring device 7 can work stably.
The working principle and the using process of the invention are as follows: after the device is installed, when the device is needed to be used, the bottom connecting pipe 8 is connected with external gas equipment through a pipeline, then the external gas equipment is controlled to introduce gas into the bottom connecting pipe 8, the gas enters the bottom connecting pipe 8 and enters the hollow gas guide pipe 4 along the bottom connecting pipe 8, the detection equipment inside the pressure measuring device 7 is impacted by the gas to detect the gas pressure, the detected pressure is displayed on the surface of the data display screen 1, when the gas pressure is too high, the detection equipment inside the pressure measuring device 7 is impacted by the gas to detect the gas pressure, the detected gas pressure is compared with the set gas pressure, when the existing gas pressure is higher than the set gas pressure, the detection equipment inside the pressure measuring device 7 controls the buzzer and the flashing lamp 54 inside the fixed shell 53 to be electrified, and the acousto-optic alarm device 5 emits alarm sound and light, remind user's gas pressure too high, when the inside trouble that appears of monitored control system device, stop the gas of external input, put the hand on the surface of arm of force branch 34, arm of force branch 34 rotates arm of force branch 34, and arm of force branch 34 rotates and drives rotation sealing washer 33 and rotate, and pivoted rotation sealing washer 33 is through inside screw thread for sealing washer 44 rebound, then sealing washer 44 opens, can look over the inside condition.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a clean environment gas pressure monitored control system device, includes cavity air duct (4) and bottom connecting pipe (8), its characterized in that: the upper end port of the bottom connecting pipe (8) is connected with a hollow air duct (4), the front end face of the hollow air duct (4) is connected with a surface protection shell (6) through a bolt, the interior of the surface protection shell (6) is connected with a pressure measuring device (7) at the front end face position of the hollow air duct (4), the front end face of the pressure measuring device (7) is connected with a data display screen (1), the left end port of the hollow air duct (4) is connected with a sealing rotating block (2) through a thread, the right end port of the hollow air duct (4) is connected with an acousto-optic alarm device (5) through a thread, the upper end face of the hollow air duct (4) is connected with a top fixing cover (3), the top fixing cover (3) comprises an outer friction bulge (31), an outer extending frame (32), a rotating sealing ring (33) and a force arm support rod, the upper end face of the rotary sealing ring (33) is connected with a force arm supporting rod (34), the outer surface of the rotary sealing ring (33) is connected with an outer friction bulge (31), and the lower end faces of the rotary sealing ring (33) and the outer friction bulge (31) are connected with an outer extension frame (32).
2. The clean environment gas pressure monitoring system device of claim 1, wherein: sealed turning block (2) are including rotating nut (21) and closed fixed column (22), the right-hand member terminal surface welded fastening who rotates nut (21) is connected with closed fixed column (22), audible-visual alarm device (5) are including thread tightening pipe (51), swivel nut (52), fixed shell (53) and scintillation alarm lamp (54), the upper end terminal surface of fixed shell (53) is connected with scintillation alarm lamp (54), the left end terminal surface of fixed shell (53) is connected with swivel nut (52), the left end terminal surface of swivel nut (52) is connected with thread tightening pipe (51).
3. The clean environment gas pressure monitoring system device of claim 1, wherein: the hollow air duct (4) comprises an air duct body (41), a gas inlet pipe (42), a connecting fixing plate (43) and a sealing connecting ring (44), the upper end face of the gas inlet pipe (42) is connected with the air duct body (41), the upper end face of the air duct body (41) is connected with the connecting fixing plate (43), and the sealing connecting ring (44) is connected to the middle of the connecting fixing plate (43) at the position of the upper end face of the air duct body (41).
4. The clean environment gas pressure monitoring system device of claim 1, wherein: the surface protection shell (6) comprises a lower fixing plate (61), an outer protective cover (62) and an upper fixing plate (63), wherein the upper end face of the lower fixing plate (61) is connected with the outer protective cover (62), and the upper end face of the outer protective cover (62) is connected with the upper fixing plate (63).
5. The clean environment gas pressure monitoring system device of claim 1, wherein: sealed turning block (2), the fixed lid in top (3) and acousto-optic alarm device (5) can rotate for cavity air duct (4) through the screw thread, thereby the surface of pressure measurement device (7) is provided with the pilot lamp and shows the inside atmospheric pressure state of bottom connecting pipe (8), surface protection shell (6) is through the bolt fastening on the surface of cavity air duct (4), bottom connecting pipe (8) are connected with outside gas equipment through the pipeline, the inside cavity of cavity air duct (4) and bottom connecting pipe (8) and the inside intercommunication of cavity air duct (4) and bottom connecting pipe (8), the inside of pressure measurement device (7) is provided with check out test set and detects gas pressure.
6. The clean environment gas pressure monitoring system device of claim 1, wherein: the surface of outer friction arch (31) and rotation sealing washer (33) is provided with the frictional layer, the internal surface diameter of outer extension frame (32) equals with the surface diameter who rotates sealing washer (33), the lower extreme port of outer extension frame (32) is provided with the rubber pad, the internal surface of rotation sealing washer (33) is provided with the screw thread.
7. The clean environment gas pressure monitoring system device of claim 2, wherein: the surface of the closed fixing column (22) is provided with threads, the outer surface profile of the rotating nut (21) is a regular hexagon and can be rotated by an external wrench, and the surface of the closed fixing column (22) is fixed on the surface of the hollow air guide tube (4) through external sealant.
8. The clean environment gas pressure monitoring system device of claim 2, wherein: the surface of thread tightening pipe (51) is provided with the screw thread, the surface profile of swivel nut (52) can rotate through outside spanner for regular hexagon, the surface of thread tightening pipe (51) is fixed on cavity air duct (4) surface through outside sealed glue, the outside of scintillation alarm lamp (54) is provided with red light cover, the inside of fixed shell (53) is provided with the bee calling organ circular telegram and can sends the sound.
9. The clean environment gas pressure monitoring system device of claim 3, wherein: the surface of the sealing connection ring (44) is provided with threads and is meshed with the threads on the inner surface of the rotary sealing ring (33), bolt holes are formed in the surfaces of the gas inlet pipe (42) and the connection fixing plate (43) and are fixed on the surface of an external instrument through external bolts, the left end port of the gas guide pipe body (41) is provided with threads and is meshed with the surface threads of the closed fixing column (22), and the right end port of the gas guide pipe body (41) is provided with threads and is meshed with the surface threads of the thread fixing pipe (51).
10. The clean environment gas pressure monitoring system device of claim 4, wherein: the surface of the outer protective cover (62) is provided with an opening, the contour of the inner surface of the opening is equal to the contour of the surface of the pressure measuring device (7), and the surfaces of the lower fixing plate (61) and the upper fixing plate (63) are provided with bolt holes and fixed on the surface of the hollow air guide pipe (4) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010502318.5A CN111537139A (en) | 2020-06-05 | 2020-06-05 | Clean environment gas pressure monitoring system device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010502318.5A CN111537139A (en) | 2020-06-05 | 2020-06-05 | Clean environment gas pressure monitoring system device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111537139A true CN111537139A (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010502318.5A Pending CN111537139A (en) | 2020-06-05 | 2020-06-05 | Clean environment gas pressure monitoring system device |
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| CN (1) | CN111537139A (en) |
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2020
- 2020-06-05 CN CN202010502318.5A patent/CN111537139A/en active Pending
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