CN218381168U - A liquid level gauge with anti-clogging function - Google Patents

Abstract

The utility model discloses a liquid level gauge with anti-clogging function, which comprises a liquid level gauge body, a pressure taking tube is arranged under the liquid level gauge body, a second filter assembly is arranged under the pressure taking tube, the The first filter assembly is sleeved on the outside of the second filter assembly, and the second filter assembly includes a bottom plate. A support frame is provided in the middle above the bottom plate. As for the filter screen, the first filter assembly includes a sleeve, the sleeve is located outside the support frame, the sleeve is provided with a plurality of through slots arranged in matrix, and the upper end of the sleeve is provided with guide holes. This kind of liquid level gauge is simple in structure, easy to operate, and has good filtering effect, which avoids the clogging of the pressure taking pipe, and the filtered impurities are easy to clean, which effectively improves the convenience of using the liquid level gauge and improves the efficiency of the liquid level gauge. Detection accuracy.

Description

A liquid level gauge with anti-clogging function

technical field

The utility model relates to the technical field of liquid level gauges, in particular to a liquid level gauge with an anti-clogging function.

Background technique

Level gauges are generally installed inside horizontal connection tanks such as production separators, sewage buffer tanks, and acid buffer tanks. During the development of gas wells, raw gas often brings out viscous substances such as acid liquid or drilling fluid. , and sulfur, sediment and other solid particle impurities, which will accumulate at the bottom of the sewage buffer tank, which will lead to the blockage of the pressure pipe of the liquid level gauge installed at the bottom of the sewage buffer tank, making the liquid level gauge malfunction and unable to judge the sewage buffer The actual liquid level in the tank, causing the automatic draining device to stop working. To this end, we propose a liquid level gauge with an anti-clogging function.

Utility model content

The purpose of this utility model is to provide a liquid level gauge with an anti-clogging function to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a liquid level gauge with an anti-clogging function, including a liquid level gauge body, a pressure taking tube is arranged under the liquid level gauge body, and a pressure taking tube is arranged under the pressure taking tube. There is a second filter assembly, the first filter assembly is sleeved on the outside of the second filter assembly, the second filter assembly includes a bottom plate, a support frame is provided in the middle above the bottom plate, and the top of the support frame is fixedly connected with the support ring , the inner side of the support frame is provided with a filter screen, the first filter assembly includes a sleeve, the sleeve is located on the outside of the support frame, and a plurality of through slots arranged in a matrix are opened on the sleeve, and the sleeve The upper end is provided with a guide hole.

Preferably, a connecting ring is provided above the support ring, an internal thread is provided on the inner side of the connecting ring, and an external thread matching the internal thread is provided at the lower end of the pressure-taking tube.

Preferably, a limiting ring is provided above the bottom plate and outside the support frame.

Preferably, anti-slip lines are provided on the outer side of the bottom plate.

Compared with the prior art, the beneficial effect of the utility model is: the liquid level gauge with anti-clogging function, the through groove allows the liquid to enter the inside of the first filter assembly and the second filter assembly, and at the same time, it can be used for larger Solid impurities are filtered, and the filter screen can filter smaller impurities, which can effectively prevent smaller impurities from entering the inside of the pressure-taking tube, causing the phenomenon of clogging of the pressure-taking tube. By moving the first filter component, the The impurities filtered by the first filter assembly and the second filter assembly are cleaned. This kind of liquid level gauge is simple in structure, easy to operate, and has good filtering effect, which avoids the clogging of the pressure taking pipe, and the filtered impurities are easy to clean, which effectively improves the convenience of using the liquid level gauge and improves the efficiency of the liquid level gauge. Detection accuracy.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural schematic diagram of the second filter assembly of the present invention and the first filter assembly;

Fig. 3 is a partial sectional view of the utility model;

In the figure: 1 liquid level gauge body, 2 pressure taking pipe, 3 second filter assembly, 31 bottom plate, 32 support frame, 33 support ring, 34 filter screen, 35 connecting ring, 36 internal thread, 37 limit ring, 38 anti-slip Thread, 4 first filter assembly, 41 sleeve, 42 through groove, 43 guide hole, 5 external thread.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a liquid level gauge with anti-clogging function, including a liquid level gauge body 1, a pressure-taking tube 2 is provided under the liquid level gauge body 1, and the The second filter assembly 3 is provided under the pressure taking pipe 2, the first filter assembly 4 is sleeved on the outside of the second filter assembly 3, the second filter assembly 3 includes a bottom plate 31, and the middle part above the bottom plate 31 is provided with Support frame 32, above described support frame 32 is fixedly connected with support ring 33, described support frame 32 inner side is provided with filter screen 34, filter screen 34 is fixedly connected with support frame 32, the setting of filter screen 34 can be used for smaller Impurities are filtered, which can effectively prevent small impurities from entering the inside of the pressure-taking pipe. The first filter assembly 4 includes a sleeve 41, which is located outside the support frame 32, and the sleeve 41 is provided with A plurality of through grooves 42 arranged in a matrix, the upper end of the sleeve 41 is provided with a guide hole 43, the arrangement of the through grooves 42 allows the liquid to enter the inside of the first filter assembly 4 and the second filter assembly 3, and at the same time can be used for larger The solid impurities are filtered to avoid larger fixed impurities from blocking the pressure-taking pipe. The sleeve 41 is sleeved on the outside of the support frame 32, and the first filter assembly 4 is flexibly connected to the second filter assembly 3. When used in the last time, Impurities filtered by the first filter assembly 4 and the second filter assembly 3 can be cleaned by moving the first filter assembly 4, which effectively improves the convenience of use of the liquid level gauge.

A connecting ring 35 is provided above the supporting ring 33, an internal thread 36 is provided on the inner side of the connecting ring 35, an external thread 5 matching the internal thread 36 is provided at the lower end of the pressure taking pipe 2, and the upper end of the connecting ring 35 is inserted into the Inside the guide hole 43, the first filter assembly 4 can be supported by the support ring 33, and the second filter assembly 3 and the pressure tapping pipe 2 are threaded through the mutual cooperation between the external thread 5 and the internal thread 36, so that It is convenient to install and disassemble between the second filter assembly 3 and the pressure detecting pipe 2 .

The top of the bottom plate 31 is located on the outside of the support frame 32 and is provided with a limit ring 37. The limit ring 37 is located inside the lower end of the sleeve 41. The outer section of the limit ring 37 matches the inner section of the sleeve 41. 37, so that the first filter assembly 4 and the first filter assembly 4 are fixed.

The outer side of the base plate 31 is provided with anti-skid lines 38 , the arrangement of the anti-slip lines 38 increases the friction between the base plate 31 and the fingers, thereby making it easier to rotate the base plate 31 .

Specifically, in the utility model, the liquid level gauge is provided with a first filter assembly 4 and a second filter assembly 3, and the through groove 42 provided on the structure of the first filter assembly 4 allows liquid to enter the first filter assembly 4 and the second filter assembly. The inside of the second filter assembly 3 can filter larger solid impurities at the same time, and the filter screen 34 provided on the structure of the second filter assembly 3 can filter smaller impurities, which can effectively prevent smaller impurities from entering the intake Inside the pressure tube, the phenomenon that the pressure taking tube is blocked occurs, the first filter assembly 4 and the second filter assembly 3 are connected through the mutual cooperation between the sleeve 41 and the stop ring 37, so that the first filter assembly 4 and the second filter assembly 4 The filter components 3 are easily separated, so that the impurities filtered by the first filter component 4 and the second filter component 3 can be cleaned by moving the first filter component 4 , which effectively improves the convenience of use of the liquid level gauge.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (4)

1. A liquid level gauge with anti-clogging function, comprising a liquid level gauge body (1), characterized in that: a pressure-taking tube (2) is provided below the liquid-level gauge body (1), and the pressure-taking tube (2) The second filter assembly (3) is provided below, and the first filter assembly (4) is sleeved on the outside of the second filter assembly (3), and the second filter assembly (3) includes a bottom plate (31), The upper middle part of the bottom plate (31) is provided with a support frame (32), the top of the support frame (32) is fixedly connected with the support ring (33), and the inside of the support frame (32) is provided with a filter screen (34). The first filter assembly (4) includes a sleeve (41), the sleeve (41) is located on the outside of the support frame (32), and a plurality of through slots (42) arranged in a matrix are opened on the sleeve (41). ), the upper end of the sleeve (41) is provided with a guide hole (43). 2. A liquid level gauge with anti-clogging function according to claim 1, characterized in that: a connection ring (35) is provided above the support ring (33), and a connection ring (35) is provided inside the connection ring (35). An internal thread (36), the lower end of the pressure-taking pipe (2) is provided with an external thread (5) matching the internal thread (36). 3. The liquid level gauge with anti-clogging function according to claim 1, characterized in that: a limit ring (37) is provided above the bottom plate (31) and outside the support frame (32). 4. The liquid level gauge with anti-clogging function according to claim 1, characterized in that: anti-slip lines (38) are provided on the outer side of the bottom plate (31).

Images