CN216159977U - Liquid level sensor for liquid level detection - Google Patents

Liquid level sensor for liquid level detection Download PDF

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Publication number
CN216159977U
CN216159977U CN202122238451.7U CN202122238451U CN216159977U CN 216159977 U CN216159977 U CN 216159977U CN 202122238451 U CN202122238451 U CN 202122238451U CN 216159977 U CN216159977 U CN 216159977U
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China
Prior art keywords
detector
liquid level
sealing
cylinder
cap
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CN202122238451.7U
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Chinese (zh)
Inventor
宋新宇
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Jiamusi Longjiang Explosion Proof Electrical Appliance Manufacturing Co ltd
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Jiamusi Longjiang Explosion Proof Electrical Appliance Manufacturing Co ltd
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Priority to CN202122238451.7U priority Critical patent/CN216159977U/en
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Abstract

The utility model discloses a liquid level sensor for liquid level detection, which comprises a detector shell, wherein a sealing cap is arranged on the detector shell, a pipeline is arranged on the sealing cap, a sealing mechanism is jointly arranged on the detector shell and the sealing cap, and the sealing cap is connected with the detector shell through a connecting component. The utility model can prevent liquid from entering the detector shell through the joint of the detector shell and the sealing cap in the long-term use process, improve the sealing performance of the detector, avoid the liquid from damaging the detection element in the detector, further ensure the working accuracy of the detector and prolong the service life of the detector.

Description

Liquid level sensor for liquid level detection
Technical Field
The utility model relates to the technical field of liquid level sensors, in particular to a liquid level sensor for liquid level detection.
Background
A level sensor is a pressure sensor that measures the level of a liquid.
Static pressure input type liquid level transmitter is based on the principle that the static pressure of the measured liquid is proportional to the height of the liquid, through temperature compensation and linear correction, convert into standard electrical signal, the detector part sealing effect of traditional static pressure input type liquid level sensor is very limited, be difficult to satisfy the requirement that the detector works in the liquid for a long time, lead to rivers to get into the inside of detector easily, and cause the damage to detecting its inside detecting element, not only influence the detection precision of sensor, but also can cause the damage to the detector, reduce the life of detector, therefore, need design a liquid level sensor who is used for liquid level detection to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a liquid level sensor for liquid level detection.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a level sensor for liquid level detection, includes the detector casing, install sealed cap on the detector casing, install the pipeline on the sealed cap, be equipped with sealing mechanism jointly on detector casing and the sealed cap, sealed cap is connected with the detector casing through coupling assembling.
As a preferable technical solution of the present invention, the sealing mechanism includes a sealing sleeve, a plurality of annular convex hulls, a matching cylinder and a plurality of annular slots, one end of the sealing sleeve is bonded to a side surface of the sealing cap, the plurality of annular convex hulls are bonded to an outer edge of the sealing sleeve, the matching cylinder is fixedly connected to a top position of an inner surface of the detector housing, the matching cylinder extends to an outside of the detector housing, and the plurality of annular slots are opened in the inner surface of the matching cylinder.
As a preferred technical solution of the present invention, the connection assembly includes a connection cylinder, an internal groove and external threads at two ends, the internal groove is formed in an inner surface of the connection cylinder, one section of the external threads is formed in an outer edge of the sealing cap, the other section of the external threads is formed in an outer edge of the detector housing, and the connection cylinder is in threaded sleeve connection with the detector housing and the sealing cap.
As a preferred technical scheme of the utility model, the outer edge of the connecting cylinder is fixedly sleeved with an anti-slip sleeve, and the outer edge of the anti-slip sleeve is provided with anti-slip lines.
As a preferable technical solution of the present invention, the plurality of annular convex hulls are equally spaced on the sealing sleeve, and the plurality of annular grooves are equally spaced on the inner surface of the fitting cylinder.
As a preferable technical solution of the present invention, the plurality of annular convex hulls are made of a rubber material.
The utility model has the following beneficial effects:
1. by arranging the sealing mechanism, the contact area between the sealing sleeve and the matching barrel can be increased by the annular convex hulls and the annular grooves, the liquid is prevented from entering the detector shell through the joint of the detector shell and the sealing cap, the sealing performance of the detector is improved, the liquid is prevented from damaging a detection element in the detector, the working accuracy of the detector is further ensured, and the service life of the detector is prolonged;
2. through setting up coupling assembling, the connecting cylinder can play the joint action to detector casing and sealed cap, guarantees the stability of being connected of detector casing and sealed cap, and secondly, connection process convenient and fast, the staff's of being convenient for operation has improved the practicality of device.
Drawings
FIG. 1 is a schematic structural diagram of a liquid level sensor for liquid level detection according to the present invention;
fig. 2 is an enlarged view of a structure at a point a of a liquid level sensor for liquid level detection according to the present invention.
In the figure: 1 detector shell, 2 sealing cap, 3 pipeline, 4 sealing mechanism, 41 sealing sleeve, 42 annular convex hull, 43 matching barrel, 44 annular groove, 5 connecting assembly, 51 connecting barrel, 52 inner groove, 53 outer thread and 6 anti-slip sleeve.
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.
Referring to fig. 1-2, a level sensor for liquid level detection, including detector casing 1, install sealed cap 2 on the detector casing 1, detector casing 1 and sealed cap 2 are made by stainless steel material, can slow down the corrosion rate of liquid to detector casing 1 and sealed cap 2, the life of extension detector, install pipeline 3 on the sealed cap 2, pipeline 3 is used for transmission signal and electric current, be equipped with sealing mechanism 4 on detector casing 1 and the sealed cap 2 jointly, sealed cap 2 is connected with detector casing 1 through coupling assembling 5.
Referring to fig. 2, the sealing mechanism 4 includes a sealing sleeve 41, a plurality of annular convex hulls 42, a matching cylinder 43 and a plurality of annular slots 44, one end of the sealing sleeve 41 is adhered to the side surface of the sealing cap 2, the plurality of annular convex hulls 42 are all adhered to the outer edge of the sealing sleeve 41, the matching cylinder 43 is fixedly connected to the top position of the inner surface of the detector housing 1, the matching cylinder 43 extends to the outside of the detector housing 1, the plurality of annular slots 44 are all opened on the inner surface of the matching cylinder 43, and the shape of the annular convex hulls 42 is matched with the shape of the annular slots 44.
Referring to fig. 2, the connecting assembly 5 includes a connecting cylinder 51, an internal thread groove 52 and two-end external threads 53, the internal thread groove 52 is provided on the inner surface of the connecting cylinder 51, one section of the external threads 53 is provided on the outer edge of the sealing cap 2, the other section of the external threads 53 is provided on the outer edge of the detector housing 1, the connecting cylinder 51 is in thread sleeve joint on the detector housing 1 and the sealing cap 2, through the connecting assembly 5, the detector housing 1 and the sealing cap 2 are connected by a worker conveniently, and the connection stability of the detector housing 1 and the sealing cap 2 can be ensured.
Referring to fig. 2, the outer edge of the connecting cylinder 51 is fixedly sleeved with the anti-slip sleeve 6, and the outer edge of the anti-slip sleeve 6 is provided with anti-slip lines, so that the connecting cylinder 51 can be rotated by a worker conveniently.
Referring to fig. 2, a plurality of annular protrusions 42 are equally spaced on the sealing sleeve 41, and a plurality of annular grooves 44 are equally spaced on the inner surface of the fitting cylinder 43, so that the sealing performance of the joint of the detector housing 1 and the sealing cap 2 can be ensured.
Referring to fig. 2, the plurality of annular convex hulls 42 are made of a rubber material, so that the plurality of annular convex hulls 42 are deformed when being extruded.
The specific working principle of the utility model is as follows:
when the detector shell 1 is connected with the sealing cap 2, a worker can align the sealing sleeve 41 on the sealing cap 2 with the matching cylinder 43 and insert the sealing sleeve, in the process, the plurality of annular convex hulls 42 on the outer edge of the sealing sleeve 41 are extruded by the inner surface of the matching cylinder 43 and deform, finally the plurality of annular convex hulls 42 can be clamped into the plurality of annular grooves 44, after the sealing sleeve 41 is completely inserted into the matching cylinder 43, the bottom end of the sealing cap 2 is just attached to the top end of the detector shell 1, then the worker sleeves the connecting cylinder 51 on the sealing cap 2 and rotates the connecting cylinder 51 to enable the connecting cylinder 51 to be in threaded sleeve connection with the two sections of external threads 53, so that the connection between the detector shell 1 and the sealing cap 2 can be completed, and the plurality of annular convex hulls 42 and the plurality of annular grooves 44 can increase the contact area between the sealing sleeve 41 and the matching cylinder 43, and prevent liquid from entering the detector shell 1 through the connection part of the detector shell 1 and the sealing cap 2, the sealing performance of the detector is improved, and secondly, the connecting cylinder 51 can play a role in connecting the detector shell 1 and the sealing cap 2, so that the connection stability of the detector shell 1 and the sealing cap 2 is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. The utility model provides a level sensor for liquid level detection, includes detector casing (1), its characterized in that, install sealed cap (2) on detector casing (1), install pipeline (3) on sealed cap (2), be equipped with sealing mechanism (4) jointly on detector casing (1) and sealed cap (2), sealed cap (2) are connected with detector casing (1) through coupling assembling (5).
2. The liquid level sensor for detecting the liquid level according to claim 1, wherein the sealing mechanism (4) comprises a sealing sleeve (41), a plurality of annular convex hulls (42), a matching cylinder (43) and a plurality of annular grooves (44), one end of the sealing sleeve (41) is adhered to the side surface of the sealing cap (2), the plurality of annular convex hulls (42) are adhered to the outer edge of the sealing sleeve (41), the matching cylinder (43) is fixedly connected to the top position of the inner surface of the detector shell (1), the matching cylinder (43) extends to the outer part of the detector shell (1), and the plurality of annular grooves (44) are opened on the inner surface of the matching cylinder (43).
3. The liquid level sensor for liquid level detection according to claim 1, wherein the connecting assembly (5) comprises a connecting cylinder (51), an internal thread groove (52) and external threads (53) at two ends, the internal thread groove (52) is formed in the inner surface of the connecting cylinder (51), one section of the external threads (53) is formed in the outer edge of the sealing cap (2), the other section of the external threads (53) is formed in the outer edge of the detector housing (1), and the connecting cylinder (51) is in threaded sleeve connection with the detector housing (1) and the sealing cap (2).
4. The liquid level sensor for detecting the liquid level according to claim 3, wherein an anti-skid sleeve (6) is fixedly sleeved on the outer edge of the connecting cylinder (51), and anti-skid lines are arranged on the outer edge of the anti-skid sleeve (6).
5. A level sensor for liquid level detection according to claim 2, wherein a plurality of said annular convex hulls (42) are equally spaced on the sealing sleeve (41), and a plurality of said annular grooves (44) are equally spaced on the inner face of the mating barrel (43).
6. A level sensor for liquid level detection according to claim 5, wherein a plurality of said annular convex hulls (42) are made of rubber material.
CN202122238451.7U 2021-09-15 2021-09-15 Liquid level sensor for liquid level detection Active CN216159977U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122238451.7U CN216159977U (en) 2021-09-15 2021-09-15 Liquid level sensor for liquid level detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122238451.7U CN216159977U (en) 2021-09-15 2021-09-15 Liquid level sensor for liquid level detection

Publications (1)

Publication Number Publication Date
CN216159977U true CN216159977U (en) 2022-04-01

Family

ID=80850440

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122238451.7U Active CN216159977U (en) 2021-09-15 2021-09-15 Liquid level sensor for liquid level detection

Country Status (1)

Country Link
CN (1) CN216159977U (en)

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