CN215524750U - High-precision corrosion-resistant input type liquid level transmitter - Google Patents

High-precision corrosion-resistant input type liquid level transmitter Download PDF

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Publication number
CN215524750U
CN215524750U CN202120551356.XU CN202120551356U CN215524750U CN 215524750 U CN215524750 U CN 215524750U CN 202120551356 U CN202120551356 U CN 202120551356U CN 215524750 U CN215524750 U CN 215524750U
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CN
China
Prior art keywords
digital display
screw rod
level transmitter
cavity
liquid level
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Active
Application number
CN202120551356.XU
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Chinese (zh)
Inventor
张云忠
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Shanghai Yibi Automation Instrument Co ltd
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Shanghai Yibi Automation Instrument Co ltd
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Priority to CN202120551356.XU priority Critical patent/CN215524750U/en
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Abstract

The utility model discloses a high-precision corrosion-resistant input type liquid level transmitter, which comprises a first annular pressing plate; the upper surface of the first annular pressure plate is provided with a digital display gauge head, the digital display gauge head is connected with a hollow screw rod through a sealing sleeve arranged in the middle of the inner side surface of the digital display gauge head, the digital display gauge head is connected with the upper end of the outer side surface of the hollow screw rod through an internal thread sleeve arranged at the upper end of the inner side surface of the digital display gauge head, the lower end of the outer side surface of the hollow screw rod is fixedly connected with a cylindrical air bag, the upper end of the outer side surface of the cylindrical air bag is provided with a first annular sealing ring, the high-precision corrosion-resistant input type liquid level transmitter is provided, the installation interface can be quickly and efficiently sealed, the installation difficulty is effectively reduced, the arrangement of the hand wheel facilitates the rotation adjustment of the hollow screw rod, can seal up the kneck through first ring packing and second ring packing 1, can fill the gassing to the cylindricality gasbag through filling the gassing valve, can sticis first ring packing in the medial surface of cavity through the cylindricality gasbag.

Description

High-precision corrosion-resistant input type liquid level transmitter
Technical Field
The utility model relates to the technical field of input type liquid level transmitters, in particular to a high-precision corrosion-resistant input type liquid level transmitter.
Background
The input liquid level sensor is a pressure sensor for measuring liquid level, based on the principle that the static pressure of the measured liquid is proportional to the height of the liquid, an isolated diffused silicon sensitive element or a ceramic capacitance pressure sensitive sensor is adopted to convert the static pressure into an electric signal, and the electric signal is converted into a standard electric signal through temperature compensation and linear correction.
When the input type liquid level transmitter is used for detecting the liquid level of media such as high temperature, corrosive liquid, sewage and the like, the gas pressure guide type input type liquid level transmitter is mostly adopted. The sensor part and the signal processing circuit are arranged inside the junction box, and the gas in the gas collecting cylinder put into the liquid is contacted with the medium, so that the pressure is transmitted to the sensor through the gas guide tube, the direct contact between the sensor and the measured medium is avoided, the high-temperature high-corrosion liquid level sensor is suitable for occasions with high temperature and strong corrosion, and the like, and the difficult problem of high-temperature corrosion liquid and sewage level measurement is effectively solved. It is especially suitable for measuring high-temp. corrosive liquid and sewage.
When installing input liquid level transmitter in the sealed tank body, need at first punch at the lateral surface upper end of the sealed tank body, then drop into jar internal portion with input liquid level transmitter's sense terminal again, need ensure simultaneously, input liquid level transmitter's sense terminal can sink into the medial surface bottom of the jar body, input liquid level transmitter's instrument often need install the upper surface at the jar body, the sealed difficult implementation of opening part of the jar body when using of current input liquid level transmitter.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides a high-precision corrosion-resistant drop-in type liquid level transmitter which can quickly and efficiently seal an installation interface, effectively reduce the installation difficulty and effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a high-precision corrosion-resistant input type liquid level transmitter comprises a first annular pressing plate; the upper surface of first annular clamp plate is equipped with the digital display gauge outfit, the digital display gauge outfit is connected with the cavity screw rod through the sealed sleeve who sets up at its inboard face middle part, the digital display gauge outfit links to each other with the lateral surface upper end of cavity screw rod through the internal thread sleeve that sets up in its inboard face upper end, the lateral surface lower extreme fixedly connected with cylindricality gasbag of cavity screw rod, the lateral surface upper end of cylindricality gasbag is equipped with first ring type seal, the cylindricality gasbag sets up the lower surface at first annular clamp plate, the inside of cavity screw rod is equipped with cavity air guide rod, the lower terminal surface and the cylindricality gasbag of cavity air guide rod communicate with each other, the medial surface upper end of cavity air guide rod is equipped with fills the gassing valve.
Furthermore, a second annular sealing ring is arranged on the lower surface of the first annular pressure plate.
Furthermore, a hand wheel is arranged at the upper end of the outer side face of the hollow screw rod.
Furthermore, a sealing end cover is arranged on the upper end face of the hollow air guide rod.
Furthermore, the digital display meter head is connected with an air collecting head through a pressure guide pipe.
Compared with the prior art, the utility model has the beneficial effects that: this corrosion-resistant input liquid level changer of high accuracy, can high efficiency seal the installation kneck, effectively reduced the installation degree of difficulty, the setting up of hand wheel has made things convenient for the rotation regulation of cavity screw rod, can seal the kneck through first ring packing and second ring packing 1, can fill the gassing to the cylindricality gasbag through filling the gassing valve, can sticis first ring packing at the medial surface of cavity through the cylindricality gasbag.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a partially enlarged view of a portion a.
In the figure: the gas filling and discharging device comprises a first annular pressure plate 1, a digital display meter head 2, a sealing end cover 3, a hollow gas guide rod 4, a hand wheel 5, a gas guide pipe 6, a gas collecting head 7, a hollow screw rod 8, a first annular sealing ring 9, a cylindrical air bag 10, a second annular sealing ring 11 and a gas filling and discharging valve 12.
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, if an orientation description is referred to, for example, the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in fig. 2, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. When a feature is referred to as being "disposed," "secured," or "connected" to another feature, it can be directly disposed, secured, or connected to the other feature or be indirectly disposed, secured, or connected to the other feature.
Referring to fig. 1-3, the present invention provides a technical solution: a high-precision corrosion-resistant input type liquid level transmitter comprises a first annular pressure plate 1; the lower surface of the first annular pressing plate 1 is provided with a second annular sealing ring 11, the interface can be sealed through the first annular sealing ring 9 and the second annular sealing ring 11, the upper surface of the first annular pressing plate 1 is provided with a digital display meter head 2, the digital display meter head 2 is connected with a hollow screw 8 through a sealing sleeve arranged in the middle of the inner side surface of the digital display meter head, the upper end of the outer side surface of the hollow screw 8 is provided with a hand wheel 5, the setting of the hand wheel 5 facilitates the rotation adjustment of the hollow screw 8, the digital display meter head 2 is connected with the upper end of the outer side surface of the hollow screw 8 through an internal thread sleeve arranged in the upper end of the inner side surface, the lower end of the outer side surface of the hollow screw 8 is fixedly connected with a cylindrical air bag 10, the cylindrical air bag 10 is arranged on the lower surface of the first annular pressing plate 1, the upper end of the outer side surface of the cylindrical air bag 10 is provided with the first annular sealing ring 9, and the cylindrical air bag 10 can tightly press the first annular sealing ring 9 on the inner side surface of the cavity, the inside of cavity screw rod 8 is equipped with cavity air guide rod 4, the up end of cavity air guide rod 4 is equipped with end cover 3, the lower terminal surface of cavity air guide rod 4 communicates with each other with cylindricality gasbag 10, the medial surface upper end of cavity air guide rod 4 is equipped with fills air release valve 12, can fill the gassing to cylindricality gasbag 10 through filling air release valve 12, digital display gauge outfit 2 is connected with air collecting head 7 through connecting tube 6, this corrosion-resistant input liquid level transmitter of high accuracy, can high efficiency seal the installation kneck, the installation degree of difficulty has effectively been reduced.
When in use: during installation, firstly, a mounting hole is formed in the upper surface of the tank body, then the inner side surface and the outer side surface of the tank body are polished at the position close to the mounting hole, then the pressure pipe 6 and the gas collecting head 7 are sent into the tank body, the position of the pressure pipe 6 is adjusted, the deflated cylindrical air bag 10 is sent into the mounting hole, the cylindrical air bag 10 is inflated through the inflation and deflation valve 12, and after inflation is completed, the hollow screw 8 is rotated to enable the first annular sealing ring 9 to be tightly attached to the inner side surface of the tank body, so that sealing is completed.
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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a corrosion-resistant input liquid level changer of high accuracy which characterized in that: comprises a first annular pressure plate (1); the upper surface of first ring clamp plate (1) is equipped with digital display gauge outfit (2), digital display gauge outfit (2) have cavity screw rod (8) through the sealed muffjoint that sets up in its inboard face middle part, digital display gauge outfit (2) link to each other with the lateral surface upper end of cavity screw rod (8) through the internal thread sleeve that sets up in its inboard face upper end, the lateral surface lower extreme fixedly connected with cylindricality gasbag (10) of cavity screw rod (8), the lateral surface upper end of cylindricality gasbag (10) is equipped with first ring packing (9), cylindricality gasbag (10) set up the lower surface at first ring clamp plate (1), the inside of cavity screw rod (8) is equipped with cavity air guide pole (4), the lower terminal surface and the cylindricality gasbag (10) of cavity air guide pole (4) communicate with each other, the medial surface upper end of cavity air guide pole (4) is equipped with fills gassing valve (12).
2. A high accuracy corrosion resistant drop-in level transmitter as claimed in claim 1, wherein: and a second annular sealing ring (11) is arranged on the lower surface of the first annular pressing plate (1).
3. A high accuracy corrosion resistant drop-in level transmitter as claimed in claim 1, wherein: and a hand wheel (5) is arranged at the upper end of the outer side surface of the hollow screw rod (8).
4. A high accuracy corrosion resistant drop-in level transmitter as claimed in claim 1, wherein: and a sealing end cover (3) is arranged on the upper end surface of the hollow air guide rod (4).
5. A high accuracy corrosion resistant drop-in level transmitter as claimed in claim 1, wherein: the digital display meter head (2) is connected with a gas collecting head (7) through a pressure guide pipe (6).
CN202120551356.XU 2021-03-17 2021-03-17 High-precision corrosion-resistant input type liquid level transmitter Active CN215524750U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120551356.XU CN215524750U (en) 2021-03-17 2021-03-17 High-precision corrosion-resistant input type liquid level transmitter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120551356.XU CN215524750U (en) 2021-03-17 2021-03-17 High-precision corrosion-resistant input type liquid level transmitter

Publications (1)

Publication Number Publication Date
CN215524750U true CN215524750U (en) 2022-01-14

Family

ID=79800465

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120551356.XU Active CN215524750U (en) 2021-03-17 2021-03-17 High-precision corrosion-resistant input type liquid level transmitter

Country Status (1)

Country Link
CN (1) CN215524750U (en)

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