CN217133019U - Dew point transmitter capable of improving detection precision - Google Patents
Dew point transmitter capable of improving detection precision Download PDFInfo
- Publication number
- CN217133019U CN217133019U CN202221013459.1U CN202221013459U CN217133019U CN 217133019 U CN217133019 U CN 217133019U CN 202221013459 U CN202221013459 U CN 202221013459U CN 217133019 U CN217133019 U CN 217133019U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- dew point
- connecting sleeve
- sleeved
- point transmitter
- 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.)
- Active
Links
Images
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The utility model provides an improve dew point transducer who detects precision relates to dew point transducer technical field, has solved because the not good problem of sealing performance, when detecting, and the air in the dew point transducer leaks to the external world from the clearance, and the precision that leads to detecting reduces to some extent. The detection device comprises a sleeve, a connecting sleeve is connected with the inner thread of the sleeve, a protective sleeve is connected with the connecting sleeve, a detection circuit board and a detection probe connected with the detection circuit board are arranged in the connecting sleeve, the detection probe penetrates through the connecting sleeve and extends into the sleeve, the end face of the connecting sleeve is connected with a lantern ring, the lantern ring is sleeved on the detection probe, a first sealing ring is sleeved on the lantern ring, an annular limiting plate is arranged in the sleeve, the first sealing ring is in interference fit with the annular limiting plate and the inner wall of the sleeve, and a second sealing ring matched with the connecting sleeve is sleeved on the detection probe. Carry out sealed processing to the clearance through setting up the sealing washer, avoid the inside gas of dew point changer and external circulation to lead to detecting the precision to reduce.
Description
Technical Field
The utility model relates to a dew point changer technical field particularly, relates to an improve dew point changer that detects precision.
Background
Dew point transducers are commonly used for measuring humidity and temperature, and various unit-expressed humidities such as relative humidity, volume humidity, absolute humidity and the like can be obtained by using a specific relation. A dew point transmitter is a transducer that converts the output signal of a sensor into a signal that can be recognized by a controller (or a signal source that converts the non-electrical quantity input by the sensor into an electrical signal that is simultaneously amplified for remote measurement and control). The sensor and the transmitter together form an automatically controlled monitoring signal source. Different physical quantities require different sensors and corresponding transmitters.
When the existing dew point transmitter is used, the problem of poor sealing performance is solved, and when the existing dew point transmitter is used for detection, air in the dew point transmitter leaks to the outside from a gap, so that the detection precision is reduced.
SUMMERY OF THE UTILITY MODEL
To the above problem, an object of the utility model is to provide an improve dew point transducer who detects precision carries out sealing process to the clearance through setting up the sealing washer, avoids the inside gas of dew point transducer and external circulation to lead to detecting the precision reduction.
The embodiment of the utility model discloses a realize through following technical scheme:
the utility model provides an improve dew point changer that detects precision, includes the sleeve, the sleeve intercommunication has outlet duct and intake pipe, sleeve female connection has connecting sleeve, connecting sleeve is connected with the protective sheath, the built-in test probe who is provided with test circuit board and is connected with test circuit board of connecting sleeve, test probe runs through connecting sleeve and stretches into in the sleeve, test circuit board is connected with the bayonet joint that stretches out the protective sheath, connecting sleeve's terminal surface is connected with the lantern ring, and the lantern ring cover is established on the test probe, the cover is equipped with first sealing washer on the lantern ring, be provided with the ring-shaped limiting plate in the sleeve, first sealing washer and ring-shaped limiting plate and telescopic inner wall interference fit, the last cover of test probe is equipped with the second sealing washer with connecting sleeve complex.
Preferably, the protective sleeve is in threaded connection with the connecting sleeve.
Preferably, a nut is fixedly sleeved in the middle of the connecting sleeve.
Preferably, the protective sleeve is provided with an annular groove.
Preferably, the plug connector is movably sleeved with a threaded connector, and the threaded connector is in threaded connection with the protective sleeve.
Preferably, the threaded joint is sleeved with a protection pad.
Preferably, the sleeve, the connection sleeve and the protective sheath are made of stainless steel material.
The utility model discloses technical scheme has following advantage and beneficial effect at least:
through the sealing washer is established to the cover on the lantern ring, sealing washer and telescopic inner wall, the annular limiting plate, lantern ring and adapter sleeve's terminal surface cooperation, make the air to in the screw clearance motion approach between adapter sleeve and the sleeve, two close structures have been increased, inside air and external circulation have been avoided, set up the sealing washer on the test probe again simultaneously, avoid the air inflow adapter sleeve in the sleeve, not only avoided the air and adapter sleeve's circulation of air in the sleeve, but also can avoid the detection circuitry board in the adapter sleeve to lead to the detection circuitry board short circuit to burn out because it is big to detect air humidity, the effectual precision that detects that has improved, the detection circuitry board has been protected.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of fig. 1.
Icon: 1-air outlet pipe; 2, an air inlet pipe; 3-a sleeve; 4-a nut; 5-protecting the sleeve; 6-a threaded joint; 7-a protective pad; 8-a collar; 9-a detection probe; 10-a first sealing ring; 11-ring-shaped limiting plate; 12-a second sealing ring; 13-connecting the sleeve; 14-detecting the circuit board; 15-a plug-in connector; 16-annular groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be described in detail with reference to fig. 1 and 2.
Examples
A dew point transmitter for improving detection precision comprises a sleeve 3, wherein the sleeve 3 is communicated with an air outlet pipe 1 and an air inlet pipe 2, a connecting sleeve 13 is connected with the inner thread of the sleeve 3, the connecting sleeve 13 is connected with a protective sleeve 5, a detection circuit board 14 and a detection probe 9 connected with the detection circuit board 14 are arranged in the connecting sleeve 13, the detection probe 9 penetrates through the connecting sleeve 13 and extends into the sleeve 3, the detection circuit board 14 is connected with a plug connector 15 extending out of the protective sleeve 5, the end face of the connecting sleeve 13 is connected with a lantern ring 8, and a lantern ring 8 is sleeved on the detection probe 9, a first sealing ring 10 is sleeved on the lantern ring 8, the sleeve is characterized in that an annular limiting plate 11 is arranged in the sleeve 3, the first sealing ring 10 is in interference fit with the annular limiting plate 11 and the inner wall of the sleeve 3, and a second sealing ring 12 matched with a connecting sleeve 13 is sleeved on the detection probe 9.
The protective sleeve 5 is in threaded connection with the connecting sleeve 13. The protective sleeve 5 is in threaded connection with the connecting sleeve 13, so that the protective sleeve 5 can be detached from the connecting sleeve 13, and the detection circuit board 14 inside the connecting sleeve 13 can be maintained conveniently.
And a nut 4 is fixedly sleeved in the middle of the connecting sleeve 13. The nut 4 is provided to facilitate the removal of the connection sleeve 13 with a tool, for example with a spanner wrench.
The protective sleeve 5 is provided with an annular groove 16. The annular groove 16 is used for sticking labels, so that the labels are prevented from being worn too much due to the fact that the labels are directly stuck on the surface of the protective sleeve 5, and the normal marking function of the labels is prevented from being influenced.
The plug 15 is movably sleeved with a threaded joint 6, and the threaded joint 6 is in threaded connection with the protective sleeve 5. The threaded connector 6 can protect the detection circuit board 14 inside the protective sleeve 5 and protect the plug connector 15.
And a protection pad 7 is sleeved on the threaded joint 6. The utility model discloses a screwed joint 6 installation back sets up protection pad 7 and can carry out simple shutoff to the clearance between screwed joint 6 and the protective sheath 5, avoids the entering of dust.
The sleeve 3, the connection sleeve 13 and the protective sleeve 5 are made of stainless steel material. The stainless steel material ensures long-term use of the sleeve 3, the connecting sleeve 13 and the protective sleeve 5 under high humidity conditions, ensuring normal use of the device.
The installation process comprises the following steps: a second sealing ring 12 is sleeved on the detection probe 9, and the detection probe 9 and a detection circuit board 14 are arranged in a connecting sleeve 13; a protective sleeve 5 and a threaded joint 6 are installed. The first sealing ring 10 is sleeved on the lantern ring 8, the end part, provided with the lantern ring 8, of the connecting sleeve 13 is installed in the sleeve 3, and the connecting sleeve 13 is screwed down through the nut 4, so that the first sealing ring 10 is attached to the annular limiting plate 11.
When the detection circuit board 14 needs to be overhauled, only the protective sleeve 5 needs to be detached, the detection probe 9 and the detection circuit board 14 are prevented from being pulled out for overhauling and then installed, and the occurrence of the damaged condition of the detection probe 9 is reduced.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The dew point transmitter capable of improving detection precision comprises a sleeve (3), wherein the sleeve (3) is communicated with an air outlet pipe (1) and an air inlet pipe (2), the sleeve (3) is internally connected with a connecting sleeve (13), the connecting sleeve (13) is connected with a protective sleeve (5), a detection circuit board (14) and a detection probe (9) connected with the detection circuit board (14) are arranged in the connecting sleeve (13), the detection probe (9) penetrates through the connecting sleeve (13) and extends into the sleeve (3), the detection circuit board (14) is connected with a plug-in connector (15) extending out of the protective sleeve (5), the dew point transmitter is characterized in that the end face of the connecting sleeve (13) is connected with a sleeve ring (8), the sleeve ring (8) is sleeved on the detection probe (9), a first sealing ring (10) is sleeved on the sleeve ring (8), and an annular limiting plate (11) is arranged in the sleeve (3), first sealing washer (10) and annular limiting plate (11) and the inner wall interference fit of sleeve (3), the cover is equipped with second sealing washer (12) with adapter sleeve (13) complex on detecting probe (9).
2. Dew point transmitter with improved detection accuracy according to claim 1, characterized in that the protective sleeve (5) is screwed to the connection sleeve (13).
3. Dew point transmitter with improved detection accuracy as claimed in claim 1, characterized in that the coupling sleeve (13) is fixedly sleeved with a nut (4) in the middle.
4. Dew point transmitter with improved detection accuracy as claimed in claim 1, characterized in that the protective sleeve (5) is provided with an annular groove (16).
5. Dew point transmitter with improved detection accuracy as claimed in claim 1, characterized in that the plug (15) is movably sleeved with a threaded joint (6), and the threaded joint (6) is in threaded connection with the protective sleeve (5).
6. Dew point transmitter with improved detection accuracy according to claim 5, characterized in that the threaded joint (6) is sleeved with a protective pad (7).
7. Dew point transmitter with improved detection accuracy according to claim 1, characterized in that the sleeve (3), the connection sleeve (13) and the protective sleeve (5) are made of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221013459.1U CN217133019U (en) | 2022-04-28 | 2022-04-28 | Dew point transmitter capable of improving detection precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221013459.1U CN217133019U (en) | 2022-04-28 | 2022-04-28 | Dew point transmitter capable of improving detection precision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217133019U true CN217133019U (en) | 2022-08-05 |
Family
ID=82651351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221013459.1U Active CN217133019U (en) | 2022-04-28 | 2022-04-28 | Dew point transmitter capable of improving detection precision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217133019U (en) |
-
2022
- 2022-04-28 CN CN202221013459.1U patent/CN217133019U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217133019U (en) | Dew point transmitter capable of improving detection precision | |
| CN109489728A (en) | A kind of sensor | |
| CN210035087U (en) | Pipeline pressure measuring device | |
| CN204575240U (en) | A kind of pressure unit | |
| CN210774406U (en) | Special high-temperature high-pressure temperature transmitter for hydrogen measurement industry | |
| CN215004076U (en) | Dustproof and oilproof structure of pressure sensor | |
| CN113833922A (en) | Pressure sensor convenient to be connected with pipeline | |
| CN201130036Y (en) | High temperature resistant and corrosion resistant two-wire system humiture transmitter | |
| CN115219099A (en) | Intelligent pressure transmitter | |
| CN209069492U (en) | A kind of cable pneumatic compression joint air pressure monitor tooling | |
| CN204788564U (en) | Digital level gauge | |
| CN207456665U (en) | Siphon pressure transmitter | |
| CN202350728U (en) | Monitor for axial displacement | |
| CN214200473U (en) | Pressure transmitter | |
| CN201069737Y (en) | Digital quick oil pressure relay | |
| CN217212792U (en) | Intrinsic safety type acceleration signal acquisition device | |
| CN218121248U (en) | Anti-blocking pressure sensor | |
| CN207472486U (en) | A kind of hydraulic pressure transmitter for being conveniently replaceable seal washer | |
| CN214374762U (en) | Mining gas drainage multi-parameter sensor | |
| CN213579621U (en) | Integrative stifled type liquid level changer that prevents of liquid temperature | |
| CN221405633U (en) | Micro-environment air quality detector | |
| CN221259998U (en) | Split type liquid level meter | |
| CN208420267U (en) | A kind of vacuum pressure sensor | |
| CN208765875U (en) | A kind of pressure transmitter | |
| CN221377602U (en) | Electrostatic dust monitor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 401, Unit 1, Building 4, No. 166, Wuxing Fourth Road, Wuhou District, Chengdu, Sichuan Province, 610046 Patentee after: Chengdu Hongruitao Technology Co.,Ltd. Address before: Room 1, floor 4, unit 1, building 4, No. 166, Wuxing 4th Road, Wuhou New Town Management Committee, Wuhou District, Chengdu, Sichuan 610041 Patentee before: JIUYIN TECHNOLOGY CHENGDU CO.,LTD. |