Liquid level sensor of chemical storage tank

Abstract

The utility model discloses a chemical storage tank liquid level sensor which comprises a liquid level sensor body, the liquid level sensor body comprises a supporting rod, three main liquid level sensors are installed on the surface of the supporting rod at equal intervals, and an indicator lamp module is fixedly installed at the top end of the supporting rod. By designing a convenient reinforcing and mounting mechanism, a fixed internal thread ring can be fixed on one side of the top end of the chemical storage tank, and a rotary indicating lamp module drives an external thread ring to rotate in the fixed internal thread ring until the external thread ring is in contact with the surface of a limiting edge groove; a reinforcing bulge is elastically pressed in a clamping hole to elastically reinforce and mount the external thread ring and the fixed internal thread ring, so that the liquid level sensor main body is reinforced and mounted in the chemical storage tank for stable monitoring, and the liquid level is still stably monitored when the liquid level sensor main body is impacted; and the mounting fixity and the use stability of the liquid level sensor main body on the chemical storage tank are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to liquid level sensor technical field, concretely relates to a liquid level sensor of chemical storage tank. BACKGROUND

[0002] The chemical storage tank is used in the chemical industry, and the main function of the chemical storage tank is to store liquid compounds extracted, and the chemical storage tank is made of non-transparent material. Therefore, the amount of liquid in the storage tank is usually monitored by installing a liquid level sensor. The existing liquid level sensor is a device installed on the chemical storage tank to monitor the internal liquid level. When the controller is connected to the external intelligent control terminal during monitoring, the green light will turn on when the solution in the storage tank is below the bottom main liquid level sensor, the yellow light will turn on when the solution is between the main liquid level sensor and the top main liquid level sensor, and the red light will turn on when the solution is above the top main liquid level sensor.

[0003] According to the authorized patent application No. 202121824344.6, the existing liquid level sensor is installed on the chemical storage tank to monitor the liquid level. It is directly supported and installed by a fixed support made of rubber material, and it is not convenient to strengthen the fixed installation during installation. When the chemical liquid raw material enters the inside of the storage tank, the liquid raw material will be injected into the inside storage by the external high-pressure pump, which will generate a certain impact force, causing the liquid level sensor to be stressed and not tightly installed, reducing the stability of use, affecting the installation stability and use stability of the liquid level sensor installed on the chemical storage tank to monitor the liquid level. Therefore, the utility model provides a liquid level sensor for a chemical storage tank. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a liquid level sensor for a chemical storage tank to solve the problem of installing the liquid level sensor on the chemical storage tank to monitor the liquid level, directly supporting and installing by a fixed support made of rubber material, and not being convenient to strengthen the fixed installation during installation. When the chemical liquid raw material enters the inside of the storage tank, the liquid raw material will be injected into the inside storage by the external high-pressure pump, which will generate a certain impact force, causing the liquid level sensor to be stressed and not tightly installed, reducing the stability of use.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: a liquid level sensor of chemical storage tank, including liquid level sensor main part, the liquid level sensor main part includes support rod, three main liquid level sensors are equidistantly installed on the surface of support rod, the top of support rod is fixedly installed with indicator lamp module, the surface of indicator lamp module is provided with red, yellow and green indicator lamp respectively, the inside of indicator lamp module is provided with controller, main liquid level sensor is connected with controller through electric property, still be provided with on the liquid level sensor main part:

[0006] Convenient reinforcing installation mechanism, and the convenient reinforcing installation mechanism includes the rotation installation component who sets up at the bottom of indicator lamp module and the outer surface of support rod top, the surface of rotation installation component is provided with tight seal component, the top edge of rotation installation component is provided with elastic reinforcing component;

[0007] Protection mechanism, and the protection mechanism includes the protection component who sets up at the outer surface of indicator lamp module, the bottom of protection component and the surface connection of indicator lamp module is provided with fixed installation component.

[0008] Preferably, the rotation installation component includes the fixed internal thread ring of through sleeve installation on the outer surface of support rod, the inside bottom edge of support rod forms the limiting edge groove, the bottom of indicator lamp module is installed with the external thread ring through the mounting screw.

[0009] Preferably, the bottom edge of fixed internal thread ring is provided with mounting hole, and the inner surface of fixed internal thread ring and the outer surface structure of external thread ring are matched.

[0010] Preferably, the tight seal component includes the external thread ring of through sleeve installation at the top edge, and the top of fixed internal thread ring and the edge of external thread ring are connected through sealing tight pressing pad.

[0011] Preferably, the elastic reinforcing component includes the limiting slot of setting at the top edge of external thread ring, the inside limiting of limiting slot has reinforcing protrusion, the bottom of reinforcing protrusion and the inside connection of limiting slot are provided with tight spring, the inside top edge of fixed internal thread ring is provided with clamping hole, and the end of reinforcing protrusion and the inner surface of clamping hole are engaged.

[0012] Preferably, the protection component includes the protection cover of through sleeve installation on the outer surface of indicator lamp module, the surface of protection cover is fixed with transparent plate through glue liquid adhesion.

[0013] Preferably, the fixed installation component includes the bottom plate of integrally setting at the bottom of protection cover front surface, the inside of bottom plate is screwed with three fixed screws, the bottom surface of indicator lamp module is provided with three internal thread holes, and the end of fixed screw and the internal thread hole are connected with internal thread.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] Through design convenient reinforcing installation mechanism, can fixed internal thread ring is fixed in the top side of chemical storage tank rotation indicating lamp module drive external thread ring is in fixed internal thread ring inside rotation, until contact limit edge groove's surface stop rotating, reinforce convex elastic tight pressure in the inside card hole again between external thread ring and fixed internal thread ring elastic reinforcing installation, make liquid level sensor main body reinforcing installation in chemical storage tank inside stable monitoring use, still stable monitoring liquid level when being impacted, improve the fixity and use stability of liquid level sensor main body on chemical storage tank installation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is structure schematic diagram of the utility model;

[0017] Figure 2 It is structure schematic diagram of the utility model's support, liquid level sensor main body and indicating lamp module;

[0018] Figure 3 It is structure schematic diagram of the utility model Figure 2 in B part amplification;

[0019] Figure 4 It is structure schematic diagram of the utility model's fixed internal thread ring, external thread ring and indicating lamp module;

[0020] Figure 5 It is structure schematic diagram of the utility model Figure 4 in C part amplification;

[0021] Figure 6 It is structure schematic diagram of the utility model Figure 1 in A part amplification;

[0022] Figure 7 It is structure schematic diagram of the utility model's indicating lamp module, protective cover and transparent plate;

[0023] In the drawing: 100, liquid level sensor main body;101, support;1011, fixed internal thread ring;1012, external thread ring;1013, sealing tight pressure pad;1014, limit edge groove;1015, tight spring;1016, limit slot;1017, reinforcing convex;1018, card hole;102, main liquid level sensor;103, indicating lamp module;1031, protective cover;1032, transparent plate;1033, internal thread hole;1034, fixed screw;1035, bottom plate. DETAILED DESCRIPTION

[0024] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0025] Please refer to Figures 1 to 7 The present application provides a technical solution: a liquid level sensor of a chemical storage tank, comprising a liquid level sensor body 100, the liquid level sensor body 100 comprising a support rod 101, three main liquid level sensors 102 being equidistantly installed on the surface of the support rod 101, an indicator lamp module 103 being fixedly installed at the top end of the support rod 101, red, yellow and green indicator lamps being respectively arranged on the surface of the indicator lamp module 103, a controller being arranged inside the indicator lamp module 103, the main liquid level sensors 102 being electrically connected with the controller, and the liquid level sensor body 100 further comprising:

[0026] The convenient reinforcing installation mechanism comprises a rotary installation assembly arranged on the bottom end of the indicator lamp module 103 and the outer surface of the top end of the support rod 101, a tight sealing assembly being arranged on the surface of the rotary installation assembly, and an elastic reinforcing assembly being arranged on the top end edge of the rotary installation assembly, so that the liquid level sensor body 100 can be fixedly installed and stably used by the convenient reinforcing installation mechanism when it is used on the chemical storage tank.

[0027] In order to facilitate installation and stable use through the rotary installation assembly, in the present embodiment, preferably, the rotary installation assembly comprises a fixed internal thread ring 1011 installed on the outer surface of the support rod 101 through sleeving, a limiting edge groove 1014 being formed at the inner bottom end edge of the support rod 101, an external thread ring 1012 being installed on the bottom end of the indicator lamp module 103 through mounting screws, and mounting holes being formed at the bottom end edge of the fixed internal thread ring 1011. The fixed internal thread ring 1011 is first fixedly installed on the top end of the chemical storage tank, and then the support rod 101 and the main liquid level sensors 102 are closed inside the fixed internal thread ring 1011. After that, the external thread ring 1012 is rotated inside the fixed internal thread ring 1011 to be quickly and fixedly installed, so as to facilitate installation.

[0028] In order to facilitate the compression sealing of the top end of the fixed internal thread ring 1011 and the edge of the external thread ring 1012 by the compression sealing assembly, in the embodiment, preferably, the compression sealing assembly includes a compression sealing pad 1013 which is sleeved and installed at the top edge of the external thread ring 1012, and the top end of the fixed internal thread ring 1011 is connected with the edge of the external thread ring 1012 by the compression sealing pad 1013. After the internal rotation of the external thread ring 1012 and the fixed internal thread ring 1011, the compression sealing pad 1013 is used for compression sealing and fixing the connection between the ends.

[0029] In order to facilitate the compression sealing of the top end of the fixed internal thread ring 1011 and the edge of the external thread ring 1012 by the compression sealing assembly, in the embodiment, preferably, the compression sealing assembly includes a compression sealing pad 1013 which is sleeved and installed at the top edge of the external thread ring 1012, and the top end of the fixed internal thread ring 1011 is connected with the edge of the external thread ring 1012 by the compression sealing pad 1013. After the internal rotation of the external thread ring 1012 and the fixed internal thread ring 1011, the compression sealing pad 1013 is used for compression sealing and fixing the connection between the ends.

[0030] The protection mechanism includes a protection assembly arranged on the outer surface of the indicator lamp module 103, and a fixed installation assembly arranged at the connection between the bottom end of the protection assembly and the surface of the indicator lamp module 103. When the liquid level sensor body 100 is installed on the chemical storage tank for use, the indicator lamp module 103 is protected by the protection mechanism when exposed to the outside, and is not easy to be damaged by touching, thereby prolonging the service life.

[0031] In order to facilitate the protection of the outer surface of the indicator lamp module 103 by the protection assembly, the protection assembly includes a protection cover 1031 which is sleeved and installed on the outer surface of the indicator lamp module 103, and a transparent plate 1032 which is fixed on the surface of the protection cover 1031 by adhesive. The protection cover 1031 and the transparent plate 1032 are fixedly installed on the outer surface of the indicator lamp module 103, and the transparent plate 1032 is arranged at the position corresponding to the indicator lamp, so that the brightness of the indicator lamp can be clearly observed through the transparent plate 1032 during protection.

[0032] In order to facilitate the protection of the protective cover 1031 and the transparent plate 1032 after closing and fixing the protection by the fixed installation assembly, in the embodiment, the fixed installation assembly preferably comprises a bottom plate 1035 integrally arranged at the bottom end of the front surface of the protective cover 1031, three fixed screws 1034 are screwed in the inside of the bottom plate 1035, the bottom end surface of the indicator lamp module 103 is provided with three internally threaded holes 1033, and the end of the fixed screw 1034 is connected with the internal thread of the internally threaded hole 1033. After the protective cover 1031 is fitted and installed, the fixed screw 1034 on the surface of the bottom plate 1035 is embedded in the inside of the internally threaded hole 1033 for fixed installation, so as to facilitate the fixation and protection of the protective cover 1031 and the transparent plate 1032.

[0033] The working principle and use process of the utility model: the liquid level sensor of the chemical storage tank is installed before use, the fixed internal thread ring 1011 can be fixed on the top side installation of the chemical storage tank through the installation screw, and the supporting rod 101 and the main liquid level sensor 102 extend to the inside of the chemical storage tank through the fixed internal thread ring 1011 after fixed installation, until the complete extension, the external thread ring 1012 is rotated in the inside of the fixed internal thread ring 1011 by rotating the indicator lamp module 103, until the bottom end of the external thread ring 1012 is rotated and contacted with the surface of the limiting edge slot 1014 to stop rotating, at this time, the top end of the fixed internal thread ring 1011 and the end surface of the external thread ring 1012 are tightly sealed by the sealing compression pad 1013, and the end of the reinforcing protrusion 1017 is correspondingly arranged in the internal thread of the card hole 1018 after the external thread ring 1012 is rotated in place, the reinforcing protrusion 1017 is elastically compressed in the internal thread of the card hole 1018 by the deformation of the compression spring 1015, so as to elastically reinforce the installation between the external thread ring 1012 and the fixed internal thread ring 1011, so as to stably monitor the use of the liquid level sensor main body 100 in the chemical storage tank, and the liquid level sensor main body 100 is still stably monitored when the chemical liquid raw material is impacted, the stability of the installation and use of the liquid level sensor main body 100 in the chemical storage tank is improved.

[0034] Then when the liquid level sensor main body 100 is used after fixed installation, the controller is connected with the intelligent control end outside, when the solution in the storage tank is lower than the bottom end main liquid level sensor 102, the green indicator lamp is lighted, which belongs to low position alarm, when the solution in the storage tank is between the main liquid level sensor 102 and the top end main liquid level sensor 102, the yellow indicator lamp is lighted, which belongs to middle position alarm, when the solution in the storage tank is higher than the top end main liquid level sensor 102, the red indicator lamp is lighted, which belongs to high position alarm.

[0035] Finally when the liquid level sensor body 100 before use, the protective cover 1031 and the transparent plate 1032 again with the top of the indicator light module 103, and the transparent plate 1032 corresponding to the surface of the red yellow and green light, again at the surface of the bottom plate 1035 rotation fixed screw 1034 embedded in the internal thread hole 1033 inside the protective cover 1031 fixed installation, so as to facilitate the protective cover 1031 fixed installation in the outer surface of the indicator light module 103 protection use, the indicator light module 103 exposed to the outside world monitoring use by the protective cover 1031 protection, not easy to cause the touch damage, improve the liquid level sensor body 100 installation in the chemical storage tank use when the protection effect of the indicator light module 103, prolong the service life.

[0036] Although the embodiments of the present application have been shown and described (see the detailed description above), it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A liquid level sensor of a chemical storage tank, comprising a liquid level sensor main body (100), wherein the liquid level sensor main body (100) comprises a support rod (101), three main liquid level sensors (102) are equidistantly installed on the surface of the support rod (101), an indicator light module (103) is fixedly installed at the top end of the support rod (101), red, yellow and green indicator lights are respectively arranged on the surface of the indicator light module (103), a controller is arranged in the indicator light module (103), and the main liquid level sensors (102) are electrically connected with the controller, characterized in that: The liquid level sensor body (100) is also provided with ​ The convenient reinforcing mounting mechanism includes a rotating mounting assembly arranged at the bottom end of the indicator lamp module (103) and the top end outer surface of the support rod (101), the surface of the rotating mounting assembly is provided with a tight sealing assembly, and the top end edge of the rotating mounting assembly is provided with an elastic reinforcing assembly. The protection mechanism includes a protection assembly arranged at the outer surface of the indicator lamp module (103), and the bottom end of the protection assembly is provided with a fixed mounting assembly at the surface connection position of the indicator lamp module (103).

2. The liquid level sensor for a chemical storage tank according to claim 1, characterized by: The rotating mounting assembly includes a fixed internal threaded ring (1011) fitted and mounted at the outer surface of the support rod (101), a limiting edge groove (1014) is formed at the inner bottom end edge of the support rod (101), and an external threaded ring (1012) is mounted at the bottom end of the indicator lamp module (103) through mounting screws.

3. The liquid level sensor for a chemical storage tank according to claim 2, characterized by: The bottom end edge of the fixed internal threaded ring (1011) is provided with a mounting hole, and the inner surface of the fixed internal threaded ring (1011) is matched with the outer surface structure of the external threaded ring (1012).

4. The liquid level sensor for a chemical storage tank according to claim 2, characterized by: The tight sealing assembly includes a tight sealing connection between the top end edge of the external threaded ring (1012) and the edge of the fixed internal threaded ring (1011) through a sealing tight pad (1013).

5. The liquid level sensor for a chemical storage tank according to claim 2, characterized by: The elastic reinforcing assembly includes a limiting groove (1016) arranged at the top end edge of the external threaded ring (1012), the limiting groove (1016) is provided with a reinforcing protrusion (1017) inside, the bottom end of the reinforcing protrusion (1017) is connected to the inside of the limiting groove (1016), a tight spring (1015) is arranged at the connecting position of the bottom end of the reinforcing protrusion (1017) and the inside of the limiting groove (1016), a clamping hole (1018) is arranged at the inner top end edge of the fixed internal threaded ring (1011), and the end of the reinforcing protrusion (1017) is clamped with the inner surface of the clamping hole (1018).

6. The liquid level sensor for a chemical storage tank according to claim 1, characterized by: The protection assembly includes a protection cover (1031) fitted and mounted at the outer surface of the indicator lamp module (103), and the surface of the protection cover (1031) is fixedly provided with a transparent plate (1032) through glue.

7. A liquid level sensor for a chemical storage tank as defined in claim 6, wherein: The fixed mounting assembly includes a bottom plate (1035) integrally arranged at the bottom end of the front surface of the protection cover (1031), three fixed screws (1034) are screwed into the inside of the bottom plate (1035), three internal threaded holes (1033) are arranged at the bottom end surface of the indicator lamp module (103), and the end of the fixed screw (1034) is screwed into the internal threaded hole (1033).

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