Radar level meter resistant to high temperature and high pressure

Abstract

The utility model relates to the technical field of radar level meters, and discloses a high-temperature-resistant and high-pressure-resistant radar level meter which comprises a connecting flange, a mounting mechanism is fixedly arranged on the top face of the connecting flange, and a cleaning mechanism is fixedly arranged on the bottom face of the right end of the connecting flange. The mounting mechanism comprises a mounting part and a fixing part; the side surface of the mounting part is fixedly connected with the side surface of the fixing part; the mounting part comprises a radar level meter body, and a threaded rod is fixedly arranged on the bottom surface of the radar level meter body; the cleaning mechanism comprises a cleaning part and a power part; the bottom surface of the power part is fixedly connected with the top surface of the cleaning part; and the power part comprises a micro motor. The cleaning mechanism is arranged, and a micro motor and a device plate work cooperatively, so that the device plate can rotate, bristles on the surface of the device plate can quickly clean the surface of the bottom end of the emitter, and the situation that the surface of the emitter is blocked by dust, and consequently subsequent normal work is affected is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of radar level meters, in particular to a radar level meter resistant to high temperature and high pressure. Background Art

[0002] The radar level meter adopts the microwave pulse measurement method and can be installed in various metal or non-metal containers or pipes to perform non-contact continuous measurement of the level of liquids, slurries and granular materials. It is suitable for occasions with large changes in dust, temperature and pressure, and the presence of inert gas and steam.

[0003] A Chinese patent discloses a high temperature and high pressure resistant radar level meter, the publication number of which is CN111307248A, comprising a radar level meter body, the bottom end of which is fixedly connected to a connecting flange, and the top end of which is fixedly connected to a connecting pipe, the surface of which is fixedly connected to a heat insulating dustproof plate, which is provided with a connecting pipe and explosion-proof tempered glass, and the explosion-proof tempered glass enables the radar level meter body to withstand a high temperature of four to five hundred degrees and a high pressure of kilograms during use.

[0004] However, there are still the following disadvantages: when the high temperature and high pressure resistant radar level meter is in use, it is easy to cause dust to be contaminated on the surface of the transmitter, affecting the subsequent use and work, so a high temperature and high pressure resistant radar level meter is designed. Utility Model Content

[0005] The purpose of the utility model is to provide a radar level meter resistant to high temperature and high pressure to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a high temperature and high pressure resistant radar level meter comprises a connecting flange, a mounting mechanism is fixedly arranged on the top surface of the connecting flange, and a cleaning mechanism is fixedly arranged on the bottom surface of the right end of the connecting flange;

[0007] The mounting mechanism comprises a mounting portion and a fixing portion, and a side surface of the mounting portion is fixedly connected to a side surface of the fixing portion;

[0008] The mounting part comprises a radar level meter body, and a threaded rod is fixedly arranged on the bottom surface of the radar level meter body;

[0009] The cleaning mechanism comprises a cleaning part and a power part, and the bottom surface of the power part and the top surface of the cleaning part are fixedly connected;

[0010] The power unit comprises a micro motor, and a device plate is fixedly arranged on the top surface of the micro motor output rod.

[0011] Preferably, a fixing plate is sealed on the top surface of the connecting flange, a connecting shell is fixedly provided on the top surface of the fixing plate, the bottom end of the threaded rod passes through the top surface of the connecting shell and extends to the inside of the connecting shell, and the surface of the threaded rod is threadedly connected to the inner wall of the connecting shell.

[0012] Preferably, a fixing bolt is provided on the top surface of the fixing plate, and the bottom end surface of the fixing bolt sequentially passes through the fixing plate and the top surface of the connecting flange and extends to the inside of the connecting flange, and the surface of the fixing bolt is respectively threadedly connected to the fixing plate and the inner wall of the connecting flange.

[0013] Preferably, a transmitter is fixedly arranged on the bottom surface of the fixed plate, a connecting block is fixedly arranged on the bottom surface of the left end of the connecting flange, and a protective diffusion cover is fixedly arranged on the right side surface of the connecting block and the bottom surface of the connecting flange.

[0014] Preferably, a protective shell is fixedly provided on the bottom surface of the right end of the connecting flange, a motor is fixedly provided on the top surface inside the protective shell, a rotating rod is fixedly provided on the bottom surface of the motor output rod, and a turntable is fixedly provided on the bottom surface of the rotating rod.

[0015] Preferably, the side surface of the turntable is in sealed friction contact with the inner wall of the protective diffusion cover, the top surface of the turntable is fixedly provided with a placement groove, the bottom surface inside the placement groove is fixedly connected to the bottom surface of the micro motor, and the top surface of the device plate is fixedly provided with bristles.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The high temperature and high pressure resistant radar level meter is provided with a cleaning mechanism, and the cooperation of a micro motor and a device plate enables the device plate to rotate, so that the bristles on its surface can quickly clean the bottom surface of the transmitter, so that the surface will not be blocked by dust, thereby affecting the subsequent normal work;

[0018] 2. The high temperature and high pressure resistant radar level meter is provided with a motor and a rotating rod to cooperate with each other, so that the turntable can rotate along the rotating rod, so that when cleaning work is needed, the turntable can be moved into the protective diffusion cover, and during work, the turntable can be moved out without affecting the normal microwave transmission of the radar level meter body;

[0019] 3. The high temperature and high pressure resistant radar level meter is provided with an installation mechanism, and the cooperation of the fixing bolts and the fixing plate enables the radar level meter body and the transmitter to be quickly installed on the upper and lower ends of the connecting flange, so that the device can be used normally and the radar level meter body can be disassembled and repaired in time. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional schematic diagram of the front structure of the utility model;

[0021] Figure 2 It is a three-dimensional cross-sectional schematic diagram of the front structure of the utility model;

[0022] Figure 3 This is a three-dimensional bottom view of the front structure of the utility model;

[0023] Figure 4 For this utility model Figure 2 A three-dimensional enlarged schematic diagram of the structure of the middle A area;

[0024] Figure 5 For this utility model Figure 2 A three-dimensional enlarged schematic diagram of the structure of area B in the middle.

[0025] In the figure: 1. connecting flange; 2. mounting mechanism; 201. radar level meter body; 202. threaded rod; 203. connecting shell; 204. fixing plate; 205. fixing bolt; 206. transmitter; 207. connecting block; 208. protective diffusion cover; 3. cleaning mechanism; 301. protective shell; 302. motor; 303. rotating rod; 304. turntable; 305. micro motor; 306. device plate; 307. brush. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0027] See also Figure 1-Figure 5 As shown, a high temperature and high pressure resistant radar level meter comprises a connecting flange 1, a mounting mechanism 2 is fixedly arranged on the top surface of the connecting flange 1, and a cleaning mechanism 3 is fixedly arranged on the bottom surface of the right end of the connecting flange 1; the mounting mechanism 2 comprises a mounting part and a fixing part, and the side surface of the mounting part is fixedly connected to the side surface of the fixing part; the mounting part comprises a radar level meter body 201, and a threaded rod 202 is fixedly arranged on the bottom surface of the radar level meter body 201; the cleaning mechanism 3 comprises a cleaning part and a power part, and the bottom surface of the power part is fixedly connected to the top surface of the cleaning part; the power part comprises a micro motor 305, the model of the micro motor 305 is RS-365SH, and the top surface of the output rod of the micro motor 305 is fixedly provided with a device plate 306;

[0028] During operation, the threaded rod 202 is screwed into the connecting shell 203 to fix the radar level meter body 201 .

[0029] Furthermore, a fixing plate 204 is sealed on the top surface of the connecting flange 1, a threaded hole is fixedly opened on the surface of the fixing plate 204, a connecting shell 203 is fixedly arranged on the top surface of the fixing plate 204, the bottom end of the threaded rod 202 passes through the top surface of the connecting shell 203 and extends to the inside of the connecting shell 203, and the surface of the threaded rod 202 is threadedly connected to the inner wall of the connecting shell 203;

[0030] During operation, the fixing plate 204 and the emitter 206 are inserted into the interior of the connecting flange 1 , so that the emitter 206 is located inside the protective diffusion cover 208 below the connecting flange 1 .

[0031] Furthermore, a fixing bolt 205 is provided on the top surface of the fixing plate 204, and the bottom end surface of the fixing bolt 205 sequentially penetrates the fixing plate 204 and the top surface of the connecting flange 1 and extends to the inside of the connecting flange 1, and the surface of the fixing bolt 205 is respectively threadedly connected with the fixing plate 204 and the inner wall of the connecting flange 1;

[0032] During operation, four fixing bolts 205 are screwed into the threaded holes of the fixing plate 204 and the connecting flange 1 respectively, and the threaded rod 202 is screwed into the inside of the connecting shell 203 to fix the radar level meter body 201 .

[0033] Furthermore, a transmitter 206 is fixedly arranged on the bottom surface of the fixed plate 204, and the transmitter 206 can emit microwaves. A connecting block 207 is fixedly arranged on the bottom surface of the left end of the connecting flange 1, and a protective diffusion cover 208 is fixedly arranged on the right side surface of the connecting block 207 and the bottom surface of the connecting flange 1. The protective diffusion cover 208 has the characteristics of high temperature and high pressure resistance;

[0034] During operation, the fixing plate 204 and the emitter 206 are inserted into the interior of the connecting flange 1 , so that the emitter 206 is located inside the protective diffusion cover 208 below the connecting flange 1 .

[0035] Further, a protective shell 301 is fixedly arranged on the bottom surface of the right end of the connecting flange 1, and the protective shell 301 can effectively protect the motor 302. The motor 302 is fixedly arranged on the top surface of the inner part of the protective shell 301, and a rotating rod 303 is fixedly arranged on the bottom surface of the output rod of the motor 302, and a rotating disk 304 is fixedly arranged on the bottom surface of the rotating rod 303;

[0036] During operation, the motor 302 is started to rotate the rotating rod 303 , so that the rotating disk 304 rotates to the inside of the protective diffusion cover 208 .

[0037] Furthermore, the side of the rotating disk 304 is in sealing friction contact with the inner wall of the protective diffusion cover 208, the top surface of the rotating disk 304 is fixedly provided with a placement groove, the bottom surface of the placement groove is fixedly connected to the bottom surface of the micro motor 305, and the top surface of the device plate 306 is fixedly provided with bristles 307, and the bristles 307 are soft brushes;

[0038] During operation, the micro motor 305 is started, so that the device plate 306 drives the bristles 307 to rotate, thereby quickly cleaning the surface of the emitter 206 .

[0039] Working principle: When in use, first insert the fixing plate 204 and the transmitter 206 into the interior of the connecting flange 1, so that the transmitter 206 is located inside the protective diffusion cover 208 below the connecting flange 1, screw the four fixing bolts 205 into the threaded holes of the fixing plate 204 and the connecting flange 1 respectively, screw the threaded rod 202 into the interior of the connecting shell 203, so that the radar level meter body 201 is fixed, start the radar level meter body 201, emit microwaves through the transmitter 206, and diffuse the microwaves through the protective diffusion cover 208. When dust exists on the surface of the transmitter 206, start the motor 302 to rotate the rotating rod 303, rotate the turntable 304 to the interior of the protective diffusion cover 208, start the micro motor 305, so that the device plate 306 drives the bristles 307 to rotate, so as to quickly clean the surface of the transmitter 206.

[0040] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high temperature and high pressure resistant radar level meter, comprising a connecting flange (1), characterized in that: A mounting mechanism (2) is fixedly arranged on the top surface of the connecting flange (1), and a cleaning mechanism (3) is fixedly arranged on the bottom surface of the right end of the connecting flange (1); The mounting mechanism (2) comprises a mounting portion and a fixing portion, and a side surface of the mounting portion and a side surface of the fixing portion are fixedly connected; The mounting portion comprises a radar level meter body (201), a threaded rod (202) being fixedly arranged on the bottom surface of the radar level meter body (201); The cleaning mechanism (3) comprises a cleaning part and a power part, wherein the bottom surface of the power part and the top surface of the cleaning part are fixedly connected; The power unit comprises a micro motor (305), and a device plate (306) is fixedly arranged on the top surface of an output rod of the micro motor (305).

2. The high temperature and high pressure resistant radar level meter according to claim 1, characterized in that: The top surface of the connecting flange (1) is sealed with a fixing disk (204), the top surface of the fixing disk (204) is fixedly provided with a connecting shell (203), the bottom end of the threaded rod (202) penetrates the top surface of the connecting shell (203) and extends into the interior of the connecting shell (203), and the surface of the threaded rod (202) is threadedly connected to the inner wall of the connecting shell (203).

3. The high temperature and high pressure resistant radar level meter according to claim 2, characterized in that: The top surface of the fixing plate (204) is provided with a fixing bolt (205), the bottom end surface of the fixing bolt (205) sequentially penetrates the fixing plate (204) and the top surface of the connecting flange (1) and extends to the inside of the connecting flange (1), and the surface of the fixing bolt (205) is respectively threadedly connected to the fixing plate (204) and the inner wall of the connecting flange (1).

4. The high temperature and high pressure resistant radar level meter according to claim 2, characterized in that: An emitter (206) is fixedly arranged on the bottom surface of the fixed plate (204), a connecting block (207) is fixedly arranged on the bottom surface of the left end of the connecting flange (1), and a protective diffusion cover (208) is fixedly arranged on the right side surface of the connecting block (207) and the bottom surface of the connecting flange (1).

5. The high temperature and high pressure resistant radar level meter according to claim 4, characterized in that: A protective shell (301) is fixedly arranged on the bottom surface of the right end of the connecting flange (1), a motor (302) is fixedly arranged on the top surface inside the protective shell (301), a rotating rod (303) is fixedly arranged on the bottom surface of the output rod of the motor (302), and a rotating disk (304) is fixedly arranged on the bottom surface of the rotating rod (303).

6. The high temperature and high pressure resistant radar level meter according to claim 5, characterized in that: The side of the rotating disk (304) is in sealed frictional contact with the inner wall of the protective diffusion cover (208); a placement groove is fixedly provided on the top surface of the rotating disk (304); the bottom surface of the placement groove is fixedly connected to the bottom surface of the micro motor (305); and bristles (307) are fixedly provided on the top surface of the device plate (306).

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