CN208818411U - Air pressure measuring apparatus and system - Google Patents
Air pressure measuring apparatus and system Download PDFInfo
- Publication number
- CN208818411U CN208818411U CN201820994860.5U CN201820994860U CN208818411U CN 208818411 U CN208818411 U CN 208818411U CN 201820994860 U CN201820994860 U CN 201820994860U CN 208818411 U CN208818411 U CN 208818411U
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- shell
- air pressure
- connecting tube
- processing component
- baroceptor
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Abstract
The utility model embodiment provides a kind of air pressure measuring apparatus and system.Described device includes orientation probe, connecting tube, processing component and shell.Orientation probe includes air pressure acquisition pipe, and air pressure acquisition pipe is connected to connecting tube.Processing component is connect with connecting tube, and processing component includes baroceptor, and baroceptor includes measurement interface, and measurement interface is connected to connecting tube.Processing component further includes processing unit, and processing unit and baroceptor are electrically connected, for calculating the air pressure for flowing into the gas to be measured of baroceptor through measurement interface.Shell one end includes first through hole, and orientation probe is passed through first through hole and gas to be measured is stretched out and obtained with the relatively described shell, and processing component and the connecting tube are arranged in shell.The air pressure measuring apparatus can not only measure the air pressure of gas, also have the characteristics that small in size, light-weight, easy to carry.
Description
Technical field
The utility model relates to measuring instrument technical fields, in particular to a kind of air pressure measuring apparatus and system.
Background technique
When carrying out barometric surveying at present, the general volume of the equipment of use is all bigger, and has the characteristics that than heavier.Cause
This, this equipment is not easy to be moved, and cannot use in narrow environment.
Utility model content
In order to overcome above-mentioned deficiency in the prior art, the utility model embodiment is designed to provide a kind of air pressure survey
Apparatus and system is measured, the air pressure of gas can be measured, and have the characteristics that small in size, light-weight, easy to carry.
The utility model embodiment provides a kind of air pressure measuring apparatus, and described device includes orientation probe, connecting tube, processing
Component and shell；
The orientation probe includes air pressure acquisition pipe, and the air pressure acquisition pipe is connected to the connecting tube；
The processing component is connect with the connecting tube, and the processing component includes baroceptor, the air pressure sensing
Device includes measurement interface, and the measurement interface is connected to the connecting tube；
The processing component further includes processing unit, and the processing unit and the baroceptor are electrically connected, and is used for
Calculate the air pressure that the gas to be measured of the baroceptor is flowed into through the measurement interface；
Described shell one end includes first through hole, and the orientation probe is passed through the first through hole and stretched with the relatively described shell
Out and gas to be measured is obtained, the processing component and the connecting tube are arranged in the shell.
Further, in the utility model embodiment, described device further includes connection unit；
The connection unit and the processing unit are electrically connected, for the air pressure of the gas to be measured to be sent to it
His equipment.
Further, in the utility model embodiment, described device further includes display screen；
The display screen and the connection unit are electrically connected, for showing the air pressure of the gas to be measured.
Further, in the utility model embodiment, described device further includes baffle, and the shell includes first shell
Body；
The connecting tube and processing component are arranged in the first shell；
The first shell further includes second through-hole opposite with the first through hole, and the baffle plate setting is described second
Through hole, wherein the size of the baffle is matched with the size of second through-hole.
Further, in the utility model embodiment, the shell further includes second connect with the first shell
Shell；
One end of the connection unit passes through the baffle and the processing unit is electrically connected, and the other end is in both ends open
The second shell in along far from the baffle direction extend.
Further, in the utility model embodiment, first shell further includes mounting portion；
The second shell includes opposite first opening and the second opening, wherein first opening is close to described the
One shell；
The size of the mounting portion match with the bore of first opening, the first shell by the mounting portion and
The connection with the second shell is realized in the cooperation of first opening.
Further, in the utility model embodiment, described device further includes connector；
The connector includes transmission channel, and the transmission channel is connected to the air pressure acquisition pipe and the connecting tube,
Wherein, the connector is arranged in the first shell.
Further, in the utility model embodiment, the air pressure acquisition pipe, connecting tube, baroceptor and transmission
Channel is multiple；
The air pressure acquisition pipe, connecting tube and transmission channel are corresponded to form different gas passages.
Further, in the utility model embodiment, the transmission channel includes the first communication port and the second communication port；
First communication port is close to the air pressure acquisition pipe, and second communication port is close to the connecting tube；
The distance between described first communication port of two transmission channels is less than between corresponding second communication port
Distance.
The utility model embodiment also provides a kind of air pressure measurement system, which is characterized in that the system comprises described
Air pressure measuring apparatus.
In terms of existing technologies, the utility model has the following beneficial effects:
The utility model embodiment provides a kind of air pressure measuring apparatus and system.Described device includes orientation probe, connection
Pipe, processing component and shell.The orientation probe includes air pressure acquisition pipe, and the air pressure acquisition pipe is connected to the connecting tube.
The processing component is connect with the connecting tube, and the processing component includes baroceptor, and the baroceptor includes surveying
Interface is measured, the measurement interface is connected to the connecting tube.The processing component further includes processing unit, the processing unit with
The baroceptor is electrically connected, for calculating through the gas to be measured for measuring interface and flowing into the baroceptor
Air pressure.Described shell one end includes first through hole, and the orientation probe is passed through the first through hole and stretched out with the relatively described shell
And gas to be measured is obtained, the processing component and the connecting tube are arranged in the shell.The air pressure measuring apparatus is not
The air pressure of gas can be only measured, and is had the characteristics that small in size, light-weight, easy to carry.
To enable the above objects, features, and advantages of utility model to be clearer and more comprehensible, it is preferable that the utility model is cited below particularly
Embodiment, and cooperate appended attached drawing, it is described in detail below.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is one of the structural schematic diagram of air pressure measuring apparatus provided by the embodiment of the utility model.
Fig. 2 is the second structural representation of air pressure measuring apparatus provided by the embodiment of the utility model.
Fig. 3 is the block diagram of air pressure measuring apparatus provided by the embodiment of the utility model.
Fig. 4 is the diagrammatic cross-section of first shell in Fig. 2.
Fig. 5 is the third structural representation of air pressure measuring apparatus provided by the embodiment of the utility model.
Fig. 6 is the structural schematic diagram of connector in Fig. 5.
Icon: 100- air pressure measuring apparatus；110- orientation probe；111- air pressure acquisition pipe；113- probe case；120- connects
Connector；121- transmission channel；The first communication port of 1211-；The second communication port of 1212-；130- connecting tube；141- baroceptor；
1411- measures interface；143- processing unit；151- first shell；1511- first through hole；The second through-hole of 1513-；1515- installation
Portion；152- second shell；161- connection unit；163- display screen；165- baffle.
Specific embodiment
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations
Arrangement and design.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Apply example, those skilled in the art's every other embodiment obtained without making creative work belongs to
The range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, or
The utility model product using when the orientation or positional relationship usually put, be merely for convenience of description the utility model and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " etc. are only used for area
Divide description, is not understood to indicate or imply relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
With reference to the accompanying drawing, it elaborates to some embodiments of the utility model.In the absence of conflict, under
The feature in embodiment and embodiment stated can be combined with each other.
Fig. 1 and Fig. 2 is please referred to, Fig. 1 is the structural schematic diagram of air pressure measuring apparatus 100 provided by the embodiment of the utility model
One of, Fig. 2 is the second structural representation of air pressure measuring apparatus 100 provided by the embodiment of the utility model.The barometric surveying
Device 100 may include orientation probe 110, connecting tube 130, processing component and shell.The relatively described shell of orientation probe 110
Body stretches out, and the connecting tube 130 and the processing component are arranged in the enclosure interior.The air pressure measuring apparatus 100 is in reality
On the basis of existing gas atmosphere measurement, have the characteristics that small in size, light-weight, easy to carry, can directly pass through when needed
Hand-held uses, to avoid measuring device larger using volume, not readily portable.
In the present embodiment, be provided with air pressure acquisition pipe 111 in the orientation probe 110, the air pressure acquisition pipe 111 with
The connecting tube 130 is connected to.The processing component is connect with the connecting tube 130, and the processing component includes baroceptor
141, the baroceptor 141 includes a measurement interface 1411, and the measurement interface 1411 is connected to the connecting tube 130.
The processing component can also include processing unit 143, and the processing unit 143 is electrically connected with the baroceptor 141,
The processing unit 143 is used to calculate the air pressure that the gas of the baroceptor 141 is flowed into from the measurement interface 1411.By
This, obtains the air pressure for needing the gas measured.
Optionally, the housing forward end be provided with for the orientation probe 110 relative to the shell stretches out first lead to
Hole 1511.After the orientation probe 110 passes through the first through hole 1511, contacts, can collect to be measured with gas to be measured
Gas.The shell includes one for accommodating the accommodating space of the connecting tube 130 and processing component, to accommodate the connecting tube
130 and processing component, the connecting tube 130 and processing component are protected and fixed.
Optionally, the processing unit 143 may be, but not limited to, digital signal processor (DSP), dedicated integrated electricity
Road (ASIC), field programmable gate array (FPGA) etc..It can be by the leg of the baroceptor 141 and the processing unit
143 weld together, to realize the connection of the processing unit 143 and the baroceptor 141.The processing unit 143
It (for example, passing through the cooperation with other fixing pieces) can be fixed in the shell by other means.
It is please the block diagram of air pressure measuring apparatus 100 provided by the embodiment of the utility model in conjunction with Fig. 3, Fig. 3.Institute
Stating air pressure measuring apparatus 100 can also include connection unit 161.The connection unit 161 electrically connects with the processing unit 143
It connects, the pressure information of the gas to be measured measured can be sent to it by the connection unit 161 by the processing unit 143
His equipment.
Optionally, the connection unit 161 can be connecting line.Other equipment can be computer, and the computer obtains gas
After pressing information, subsequent processing can be carried out.
Optionally, the air pressure measuring apparatus 100 can also include display screen 163.The display screen 163 passes through the company
Order member 161 is electrically connected with the processing unit 143, and the display screen 163 is for showing the pressure information.As one kind
Embodiment, the display screen 163 can be set in the surface of shell.
Please in conjunction with referring to Fig. 4, Fig. 4 is the diagrammatic cross-section of first shell 151 in Fig. 2.The air pressure measuring apparatus 100
It can also include baffle 165.The shell may include first shell 151.The connecting tube 130 and processing component are arranged at
In the first shell 151.The first shell 151 is the hollow structure of both ends open, and the first shell 151 includes opposite
First through hole 1511 and the second through-hole 1513.The orientation probe 110 passes through the first through hole 1511 with the relatively described shell
Body stretches out.Second through-hole 1513 can be used for that device is arranged into first shell 151.The baffle 165 is for blocking institute
The second through-hole 1513 is stated, so that the device in the first shell 151 is fixed and be protected.
Optionally, the size of the baffle 165 is matched with the size of second through-hole 1513, for example, the baffle 165
The size for being dimensioned slightly smaller than second through-hole 1513, by the baffle 165 be arranged at second through-hole 1513, with institute
The inside face contact of first shell 151 is stated, so that second through-hole 1513 be blocked.A sealing element can also be utilized
(for example, sealing ring) is using end to end system by the baffle 165 and the first shell 151 close to second through-hole 1513
One end connection.Of course, it should be understood that the baffle 165 can also be utilized second through-hole 1513 by other means
It is blocked.
In the present embodiment, the shell can also include second shell 152, and the second shell 152 is both ends open
Hollow structure, the second shell 152 connect with the first shell 151.One end of the connection unit 161 can pass through
The baffle 165 is electrically connected with the processing unit 143, and the relatively described baffle 165 of the other end is towards the second shell 152
Protrusion, the i.e. other end extend in the second shell 152 along the direction far from the baffle 165.Due to the second shell
152 both ends are respectively arranged with the first opening and the second opening, wherein close to the first shell 151, therefore described first is open
The connection unit 161 can be electrically connected by second opening with other equipment.In addition, the second shell 152 is also
The connection unit 161 can be protected, be damaged to avoid since direct collision occurs with other objects.
Optionally, the first shell 151 may include a mounting portion 1515, and the first shell 151 is close to described
The part of two shells 152 is the mounting portion 1515.The bore of the bore of the mounting portion 1515 and first opening
Match, the mounting portion 1515 be inserted into the second shell 152, from there through the mounting portion 1515 with it is described
The connection of the first shell 151 and the second shell 152 is realized in the cooperation of first opening.
Optionally, in an embodiment of the present embodiment, the air pressure acquisition pipe 111 and the connecting tube 130 1
Body formed, one end is used to connect with the measurement interface 1411 of the baroceptor 141 for obtaining gas to be measured, the other end
Logical, i.e., a measurement pipe one end is contacted with the external world, and one end is connected to measurement interface 1411.
Optionally, in the another embodiment of the present embodiment, the air pressure acquisition pipe 111 and the connecting tube 130
It can be individual two devices, by being arranged, welding or other modes make the air pressure acquisition pipe 111 and the connecting tube
130 connections.
Incorporated by reference to referring to Fig. 5, Fig. 5 is the structural schematic diagram of air pressure measuring apparatus 100 provided by the embodiment of the utility model
Three.The air pressure measuring apparatus 100 can also include connector 120.The connector 120 is fixed on the first shell
In 151, the connector 120 may include transmission channel 121, the transmission channel 121 and the air pressure acquisition pipe 111 and institute
State the connection of connecting tube 130.The air pressure acquisition pipe 111, transmission channel 121 and connecting tube 130 form a barometric surveying as a result,
Channel, a measurement interface 1411 is connected to the barometric surveying channel, so that the processing unit 143 can calculate
To the air pressure of gas to be measured.
Incorporated by reference to referring to Fig. 6, Fig. 6 is the structural schematic diagram of connector 120 in Fig. 5.The opposite two sides of the connector 120
The first communication port 1211 and the second communication port 1212 are provided on face.First communication port 1211, the second communication port 1212 and
Channel inside the connector 120 is set and constitutes the transmission channel 121.Optionally, first communication port 1211 with
Second communication port, the 1212 place straight line can be vertical with the side for being provided with first communication port 1211, can not also hang down
Directly.
In the embodiment of the present embodiment, institute's connector 120 and the air pressure acquisition pipe 111 and the connecting tube 130
Connection type may be, but not limited to, welding, grafting, utilize sealing element realize connection etc..For example, when using inserting mode,
The air pressure acquisition pipe 111 can be plugged in first communication port 1211, and the connecting tube 130 can be plugged in described
In two communication ports 1212, it is achieved in the connection of the air pressure acquisition pipe 111 and the connecting tube 130 and the connector 120.
Optionally, the orientation probe 110 can also include probe case 113.The opposite both ends of the probe case 113
It is respectively arranged with third through-hole and fourth hole.Wherein, fourth hole setting is in the probe case 113 close to described the
The side of one shell 151.One end of the air pressure acquisition pipe 111 is connected to the third through-hole, to acquire gas to be measured.Institute
The other end for stating air pressure acquisition pipe 111 passes through the fourth hole and is connected to the transmission channel 121.It obtains as a result, to be measured
Measure gas.
In the embodiment of the present embodiment, the air pressure acquisition pipe 111, transmission channel 121, connecting tube 130 and air pressure
Sensor 141 can be one, can also be multiple.
Referring once again to Fig. 2~Fig. 3 and Fig. 5~Fig. 6, the air pressure acquisition pipe 111, transmission channel 121, connecting tube 130
And baroceptor 141 is multiple.It is specifically described below.
Multiple air pressure acquisition pipes 111 can use mode disposed in parallel.It can on the opposite two sides of the connector 120
To be respectively arranged with multiple first communication ports 1211 and multiple second communication ports 1212.The quantity of multiple transmission channels 121 is at least
Identical as the quantity of the air pressure acquisition pipe 111, each air pressure acquisition pipe 111 is connected to a transmission channel 121.Multiple transmission are logical
Road 121 can be parallel, can also be not parallel.
Optionally, in order to avoid easily leading to the transmission channel 121 since multiple transmission channels 121 are arranged in parallel
Between be connected to, or be not easy to that multiple connecting tubes 130 are arranged, the transmission channel 121 can not set in parallel
It sets.As shown in fig. 6, being directed to two adjacent transmission channels 121, the distance between corresponding two described first communication ports 1211 are small
In the distance between corresponding described second communication port 1212, it thus can guarantee and be not connected between the transmission channel 121, and just
In the multiple connecting tubes 130 of setting.
Optionally, the quantity of the connecting tube 130 is at least identical as the quantity of the air pressure acquisition pipe 111.
The air pressure acquisition pipe 111, connecting tube 130 and transmission channel 121 are corresponded to form different gas passages.
For example, having air pressure acquisition pipe a1, a2, transmission channel b1, b2, connecting tube c1, c2, baroceptor A, B are made of a1-b1-c1
Gas passage 1 is made of gas passage 1 a2-b2-c2.The measurement interface of baroceptor A is connected to gas passage 1, air pressure transmission
The measurement interface of sensor B is connected to gas passage 2.
The utility model embodiment also provides a kind of air pressure measurement system, and the system comprises the air pressure measuring apparatus
100。
In conclusion the utility model embodiment provides a kind of air pressure measuring apparatus and system.Described device includes direction
Probe, connecting tube, processing component and shell.The orientation probe includes air pressure acquisition pipe, the air pressure acquisition pipe and the company
Adapter tube connection.The processing component is connect with the connecting tube, and the processing component includes baroceptor, the air pressure sensing
Device includes measurement interface, and the measurement interface is connected to the connecting tube.The processing component further includes processing unit, the place
It manages unit and the baroceptor is electrically connected, flow into the to be measured of the baroceptor through the measurement interface for calculating
Measure the air pressure of gas.Described shell one end includes first through hole, and the orientation probe passes through the first through hole with relatively described
Shell stretches out and obtains gas to be measured, and the processing component and the connecting tube are arranged in the shell.The air pressure is surveyed
Amount device can not only measure the air pressure of gas, and have the characteristics that small in size, light-weight, easy to carry.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of air pressure measuring apparatus, which is characterized in that described device includes orientation probe, connecting tube, processing component and shell；
The orientation probe includes air pressure acquisition pipe, and the air pressure acquisition pipe is connected to the connecting tube；
The processing component is connect with the connecting tube, and the processing component includes baroceptor, the baroceptor packet
Measurement interface is included, the measurement interface is connected to the connecting tube；
The processing component further includes processing unit, and the processing unit and the baroceptor are electrically connected, for calculating
The air pressure of the gas to be measured of the baroceptor is flowed into through the measurement interface；
Described shell one end includes first through hole, and the orientation probe is passed through the first through hole and stretched out simultaneously with the relatively described shell
Gas to be measured is obtained, the processing component and the connecting tube are arranged in the shell.
2. the apparatus according to claim 1, which is characterized in that described device further includes connection unit；
The connection unit and the processing unit are electrically connected, and are set for the air pressure of the gas to be measured to be sent to other
It is standby.
3. the apparatus of claim 2, which is characterized in that described device further includes display screen；
The display screen and the connection unit are electrically connected, for showing the air pressure of the gas to be measured.
4. the apparatus of claim 2, which is characterized in that described device further includes baffle, and the shell includes first
Shell；
The connecting tube and processing component are arranged in the first shell；
The first shell further includes second through-hole opposite with the first through hole, and the baffle plate setting is in second through-hole
Place, wherein the size of the baffle is matched with the size of second through-hole.
5. device according to claim 4, which is characterized in that the shell further includes connect with the first shell
Two shells；
One end of the connection unit passes through the baffle and the processing unit is electrically connected, institute of the other end in both ends open
It states in second shell and extends along the direction far from the baffle.
6. device according to claim 5, which is characterized in that first shell further includes mounting portion；
The second shell includes opposite the first opening and the second opening, wherein described first is open close to the first shell
Body；
The size of the mounting portion with it is described first opening bore match, the first shell pass through the mounting portion with it is described
The connection with the second shell is realized in the cooperation of first opening.
7. device according to claim 5, which is characterized in that described device further includes connector；
The connector includes transmission channel, and the transmission channel is connected to the air pressure acquisition pipe and the connecting tube, wherein
The connector is arranged in the first shell.
8. device according to claim 7, which is characterized in that
The air pressure acquisition pipe, connecting tube, baroceptor and transmission channel are multiple；
The air pressure acquisition pipe, connecting tube and transmission channel are corresponded to form different gas passages.
9. device according to claim 8, which is characterized in that the transmission channel includes the first communication port and the second connection
Mouthful；
First communication port is close to the air pressure acquisition pipe, and second communication port is close to the connecting tube；
The distance between described first communication port of two transmission channels be less than corresponding second communication port between away from
From.
10. a kind of air pressure measurement system, which is characterized in that the system comprises the gas described in any one of claim 1-9
Pressure measuring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820994860.5U CN208818411U (en) | 2018-06-26 | 2018-06-26 | Air pressure measuring apparatus and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820994860.5U CN208818411U (en) | 2018-06-26 | 2018-06-26 | Air pressure measuring apparatus and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208818411U true CN208818411U (en) | 2019-05-03 |
Family
ID=66270090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820994860.5U Active CN208818411U (en) | 2018-06-26 | 2018-06-26 | Air pressure measuring apparatus and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208818411U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801542A (en) * | 2018-06-26 | 2018-11-13 | 成都英鑫光电科技有限公司 | Air pressure measuring apparatus and system |
| WO2024041373A1 (en) * | 2022-08-26 | 2024-02-29 | 江苏微导纳米科技股份有限公司 | Gas pressure measurement device and deposition apparatus |
-
2018
- 2018-06-26 CN CN201820994860.5U patent/CN208818411U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801542A (en) * | 2018-06-26 | 2018-11-13 | 成都英鑫光电科技有限公司 | Air pressure measuring apparatus and system |
| CN108801542B (en) * | 2018-06-26 | 2024-03-26 | 成都英鑫光电科技有限公司 | Air pressure measuring device and system |
| WO2024041373A1 (en) * | 2022-08-26 | 2024-02-29 | 江苏微导纳米科技股份有限公司 | Gas pressure measurement device and deposition apparatus |
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