Radar level meter

Abstract

The utility model discloses a radar level meter, which belongs to the technical field of level measurement and comprises a radar level meter body, an opening and closing mechanism is arranged on one side of the radar level meter body, a protection component is arranged on one side of the opening and closing mechanism, and an installation component is arranged on one side of the radar level meter body. A user can place the radar material level instrument body in the protection frame, the bottom of the radar material level instrument body penetrates through the first external thread sleeve, when the radar material level instrument needs to be used in a severe environment, the cover plate can slide into the protection frame, the cover plate can push the inclined block to rise in the sliding process, the spring and the telescopic rod are shrunk till the inclined block enters the groove, and the spring can release pressure; the cover plate is limited, when the radar level instrument body needs to be maintained, the dragging block can be pulled, pulling force is applied to the spring, the inclined block leaves the groove, the cover plate can be pulled out, the radar level instrument body is protected, and meanwhile follow-up maintenance is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of level measurement, in particular to a radar level meter. Background Art

[0002] Microwave level meter, commonly known as radar level meter, adopts microwave pulse measurement method, and can operate normally within the industrial frequency band. The beam energy is low and can be installed in various metal and non-metal containers or pipes to perform non-contact continuous measurement of the level of liquid, slurry and granular materials. It is suitable for occasions with large changes in dust, temperature and pressure, and the presence of inert gas and steam. Radar level meter is harmless to human body and environment, but it is easily affected by harsh environment and even damaged during use.

[0003] The existing radar level meter lacks an antenna protection device, which makes it easy for the radar level meter to be exposed to dust and steam for a long time, causing the antenna to be attached by dust and corroded by acidic substances in the air, thereby obstructing or destroying the electromagnetic wave transmission path of the radar level meter, which will lead to errors in the measurement results or even failure of normal measurement.

[0004] The existing patent (Announcement No.: CN212432283U) is a radar level meter, which can drive the fan-shaped block on the opening and closing component to open and close through the cooperation of the connecting rod mechanism and the rotating mechanism, and can effectively remove the dust attached to the outer surface of the fan-shaped block under the action of the wiping cotton at the bottom of the opening and closing component, thereby ensuring that the electromagnetic wave transmission path of the radar level meter is not obstructed, thereby realizing accurate measurement of the level.

[0005] In view of the above problems, the existing patents provide solutions, which lack protection for the radar level meter during use. When used in harsh environments, dust, water stains or hard debris can easily cause wear or damage to the radar level meter, greatly reducing the service life of the radar level meter.

[0006] Therefore, a radar level meter is proposed. Summary of the invention

[0007] The purpose of the utility model is to provide a radar level meter, which can solve the problem that the existing radar level meter lacks protection when in use, and when used in harsh environments, dust, water stains or hard debris can easily cause wear or damage to the radar level meter, greatly reducing the service life of the radar level meter.

[0008] To achieve the above object, the utility model provides the following technical solutions: a radar level meter, comprising a radar level meter body, an opening and closing mechanism is provided on one side of the radar level meter body, a protective component is provided on one side of the opening and closing mechanism, and a mounting component is provided on one side of the radar level meter body;

[0009] The opening and closing mechanism includes a first externally threaded sleeve, a protective frame, a cover plate, a groove, a telescopic rod, an inclined block, a spring, an extension column and a pulling block. The first externally threaded sleeve is slidably connected to one side of the radar level meter body, the protective frame is fixedly connected to one side of the first externally threaded sleeve, the cover plate is movably connected to the top of the protective frame, a plurality of the grooves are arranged inside the cover plate, a plurality of the telescopic rods are fixedly connected to one side of the protective frame, a plurality of the inclined blocks are respectively fixedly connected to the bottom of a plurality of the telescopic rods, one end of a plurality of the springs are fixedly connected to one side of the protective frame, the other ends of the plurality of the springs are respectively fixedly connected to the tops of a plurality of the inclined blocks, a plurality of the extension columns are respectively fixedly connected to the tops of a plurality of the inclined blocks, a plurality of the extension columns are slidably connected to the inside of the protective frame, and a plurality of the pulling blocks are respectively fixedly connected to the tops of a plurality of the extension columns.

[0010] Preferably, the protective assembly includes a first internally threaded sleeve and a sealing gasket, wherein the first internally threaded sleeve is threadedly connected to the outer wall of the first externally threaded sleeve, and the sealing gasket is welded to the inner wall of the first internally threaded sleeve.

[0011] Preferably, the mounting assembly includes a second externally threaded sleeve, a second internally threaded sleeve, a mounting plate and threaded holes, the second externally threaded sleeve is fixedly connected to one side of the radar level meter body, the second internally threaded sleeve is threadedly connected to the outer wall of the second externally threaded sleeve, the mounting plate is fixedly connected to the outer wall of the second internally threaded sleeve, and the plurality of threaded holes are all opened inside the mounting plate.

[0012] Preferably, a plurality of extension tubes are fixedly connected to the outer wall of the protection frame, and a rotating cap is threadedly connected to the outer walls of the plurality of extension tubes.

[0013] Preferably, a plurality of sliding grooves are provided inside the protection frame, and sliding bars are fixedly connected to both sides of the cover plate.

[0014] Preferably, a fixing plate is fixedly connected to the top of the pulling block, and a pulling block is fixedly connected to the top of the fixing plate.

[0015] Preferably, tempered glass is provided on one side of the protection frame.

[0016] Preferably, a protrusion is fixedly connected to one side of the cover plate.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The present application is provided with an opening and closing mechanism. When in use, the user can place the radar level meter body in the protective frame so that its bottom passes through the first external threaded sleeve. When it needs to be used in a harsh environment, the cover plate can be slid into the protective frame. During the sliding process, the inclined block will be pushed up to shrink the spring and the telescopic rod until the inclined block enters the groove. The spring will release the pressure to limit the cover plate to prevent it from sliding at will. When the user needs to maintain the radar level meter body, the user can pull the pulling block to raise the extension column, apply tension to the spring, let the inclined block leave the groove, and pull out the cover plate. While providing protection for the radar level meter body, it is also convenient for subsequent maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is the overall structure diagram of the utility model;

[0021] Figure 2 It is a cross-sectional structural schematic diagram of the utility model from the right side;

[0022] Figure 3 It is a cross-sectional structural diagram of the installation assembly of the utility model;

[0023] Figure 4 For this utility model Figure 3 The enlarged view of point A in the middle;

[0024] Figure 5 It is a structural schematic diagram of the sliding groove of the utility model.

[0025] Description of reference numerals:

[0026] 1. Radar level meter body; 2. Opening and closing mechanism; 3. Protection assembly; 4. Installation assembly; 201. First external threaded sleeve; 202. Protection frame; 203. Cover plate; 204. Groove; 205. Telescopic rod; 206. Bevel block; 207. Spring; 208. Extension column; 209. Pull block; 301. First internal threaded sleeve; 302. Sealing gasket; 401. Second external threaded sleeve; 402. Second internal threaded sleeve; 403. Installation plate; 404. Threaded hole; 5. Extension tube; 6. Rotating cap; 7. Sliding groove; 8. Sliding bar; 9. Fixed plate; 10. Pull block; 11. Tempered glass; 12. Bump. DETAILED DESCRIPTION

[0027] 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.

[0028] See also Figures 1 to 5 , the utility model provides a technical solution:

[0029] A radar level meter comprises a radar level meter body 1, an opening and closing mechanism 2 is arranged on one side of the radar level meter body 1, a protection component 3 is arranged on one side of the opening and closing mechanism 2, and a mounting component 4 is arranged on one side of the radar level meter body 1;

[0030] The opening and closing mechanism 2 includes a first externally threaded sleeve 201, a protective frame 202, a cover plate 203, a groove 204, a telescopic rod 205, an inclined block 206, a spring 207, an extension column 208 and a dragging block 209. The first externally threaded sleeve 201 is slidably connected to one side of the radar level meter body 1, the protective frame 202 is fixedly connected to one side of the first externally threaded sleeve 201, the cover plate 203 is movably connected to the top of the protective frame 202, a plurality of grooves 204 are all provided in the interior of the cover plate 203, and a plurality of telescopic rods 205 are fixedly connected to the cover plate 203. It is fixedly connected to one side of the protective frame 202, multiple inclined blocks 206 are respectively fixedly connected to the bottom of the multiple telescopic rods 205, one end of the multiple springs 207 are respectively fixedly connected to one side of the protective frame 202, the other ends of the multiple springs 207 are respectively fixedly connected to the top of the multiple inclined blocks 206, multiple extension columns 208 are respectively fixedly connected to the top of the multiple inclined blocks 206, the multiple extension columns 208 are all slidably connected to the inside of the protective frame 202, and multiple pulling blocks 209 are respectively fixedly connected to the top of the multiple extension columns 208.

[0031] Specifically, Figure 3 As shown, the protection component 3 includes a first internally threaded sleeve 301 and a sealing gasket 302 . The first internally threaded sleeve 301 is threadedly connected to the outer wall of the first externally threaded sleeve 201 , and the sealing gasket 302 is welded to the inner wall of the first internally threaded sleeve 301 .

[0032] Specifically, Figure 3As shown, the mounting assembly 4 includes a second externally threaded sleeve 401, a second internally threaded sleeve 402, a mounting plate 403 and a threaded hole 404. The second externally threaded sleeve 401 is fixedly connected to one side of the radar level meter body 1, the second internally threaded sleeve 402 is threadedly connected to the outer wall of the second externally threaded sleeve 401, the mounting plate 403 is fixedly connected to the outer wall of the second internally threaded sleeve 402, and a plurality of threaded holes 404 are all opened inside the mounting plate 403.

[0033] Specifically, Figure 1 As shown, a plurality of extension tubes 5 are fixedly connected to the outer wall of the protection frame 202 , and a rotating cap 6 is threadedly connected to the outer wall of the plurality of extension tubes 5 .

[0034] Specifically, Figure 5 As shown, a plurality of sliding grooves 7 are provided inside the protection frame 202 , and sliding bars 8 are fixedly connected to both sides of the cover plate 203 .

[0035] Specifically, Figure 4 As shown, the top of the pulling block 209 is fixedly connected to a fixing plate 9 , and the top of the fixing plate 9 is fixedly connected to a pulling block 10 .

[0036] Specifically, Figure 1 As shown, a tempered glass 11 is provided on one side of the protection frame 202 .

[0037] Specifically, Figure 5 As shown, a protrusion 12 is fixedly connected to one side of the cover plate 203 .

[0038] When in use, the user can place the radar level meter body 1 in the protective frame 202, so that its bottom passes through the first externally threaded sleeve 201, and then screw the first internally threaded sleeve 301 into the first externally threaded sleeve 201, so that the sealing gasket 302 is tightly fitted with the radar level meter body 1 to prevent dust at the bottom from entering the protective frame 202, and screw the second internally threaded sleeve 402 into the second externally threaded sleeve 401. The mounting plate 403 and the threaded hole 404 can facilitate the user to fix the radar level meter body 1 to the external antenna or the object to be measured, and the extension tube 5 can facilitate the user to connect the external cable to the radar level meter body 1. When the radar level meter body 1 is not in use, the rotating cap 6 can be screwed into the outer wall of the extension tube 5 to prevent the radar level meter body 1 from being damaged. When it needs to be used in a harsh environment, the cover plate 203 can be Sliding into the protection frame 202, the sliding bar 8 cooperates with the sliding groove 7 to increase the stability of the cover plate 203 when sliding. During the sliding process, the cover plate 203 will push the inclined block 206 up, causing the spring 207 and the telescopic rod 205 to contract until the inclined block 206 enters the groove 204. The spring 207 will release the pressure to limit the cover plate 203 to prevent it from sliding at will. When the user needs to maintain the radar level meter body 1, the pulling block 209 can be pulled to raise the extension column 208, or multiple pulling blocks 209 can be pulled synchronously through the fixing plate 9 and the pulling block 10 to apply tension to the spring 207, so that the inclined block 206 leaves the groove 204, and the cover plate 203 can be pulled out by pulling the protrusion 12. The tempered glass 11 allows the user to directly observe the use of the radar level meter body 1 in a harsh environment.

[0039] By adopting the above technical solution, the problem of the existing radar level meter lacking protection when in use is solved. When used in harsh environments, dust, water stains or hard debris can easily cause wear or damage to the radar level meter, greatly reducing the service life of the radar level meter.

[0040] Working principle: When using the present application, the user can put the radar level meter body 1 into the protective frame 202, make its bottom pass through the first external threaded sleeve 201, and then screw the first internal threaded sleeve 301 into the first external threaded sleeve 201, so that the sealing gasket 302 is tightly fitted with the radar level meter body 1 to prevent dust from entering the protective frame 202, and screw the second internal threaded sleeve 402 into the second external threaded sleeve 401. The mounting plate 403 and the threaded hole 404 can facilitate the user to fix the radar level meter body 1 to the external antenna or the object to be measured, and the extension tube 5 can facilitate the user to connect the external cable to the radar level meter body 1. When it is necessary to use it in a harsh environment, the cover plate can be 203 slides into the protection frame 202, and during the sliding process, it pushes the inclined block 206 to rise, causing the spring 207 and the telescopic rod 205 to contract until the inclined block 206 enters the groove 204. The spring 207 releases the pressure to limit the cover plate 203 to prevent it from sliding at will. When the user needs to maintain the radar level meter body 1, the pulling block 209 can be pulled to raise the extension column 208, or multiple pulling blocks 209 can be pulled synchronously through the fixing plate 9 and the pulling block 10 to apply tension to the spring 207, so that the inclined block 206 leaves the groove 204, and the cover plate 203 can be pulled out by pulling the protrusion 12, which not only provides protection for the radar level meter body 1, but also facilitates subsequent maintenance.

[0041] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A radar level meter, comprising a radar level meter body (1), characterized in that: An opening and closing mechanism (2) is provided on one side of the radar level meter body (1), a protection component (3) is provided on one side of the opening and closing mechanism (2), and a mounting component (4) is provided on one side of the radar level meter body (1); The opening and closing mechanism (2) comprises a first externally threaded sleeve (201), a protective frame (202), a cover plate (203), a groove (204), a telescopic rod (205), an inclined block (206), a spring (207), an extension column (208) and a dragging block (209); the first externally threaded sleeve (201) is slidably connected to one side of the radar level meter body (1); the protective frame (202) is fixedly connected to one side of the first externally threaded sleeve (201); the cover plate (203) is movably connected to the top of the protective frame (202); a plurality of the grooves (204) are arranged inside the cover plate (203); a plurality of the telescopic rods (205) are arranged inside the cover plate (203); and a plurality of the telescopic rods (205) are arranged inside the cover plate (203). 205) are all fixedly connected to one side of the protective frame (202), the plurality of inclined blocks (206) are respectively fixedly connected to the bottom of the plurality of telescopic rods (205), one end of the plurality of springs (207) are all fixedly connected to one side of the protective frame (202), the other ends of the plurality of springs (207) are respectively fixedly connected to the top of the plurality of inclined blocks (206), the plurality of extension columns (208) are respectively fixedly connected to the top of the plurality of inclined blocks (206), the plurality of extension columns (208) are all slidably connected to the inside of the protective frame (202), and the plurality of pulling blocks (209) are respectively fixedly connected to the top of the plurality of extension columns (208).

2. A radar level meter according to claim 1, characterized in that: The protection component (3) comprises a first internally threaded sleeve (301) and a sealing gasket (302), wherein the first internally threaded sleeve (301) is threadedly connected to the outer wall of the first externally threaded sleeve (201), and the sealing gasket (302) is fused to the inner wall of the first internally threaded sleeve (301).

3. The radar level meter according to claim 1, characterized in that: The mounting assembly (4) comprises a second externally threaded sleeve (401), a second internally threaded sleeve (402), a mounting plate (403) and threaded holes (404); the second externally threaded sleeve (401) is fixedly connected to one side of the radar level meter body (1); the second internally threaded sleeve (402) is threadedly connected to the outer wall of the second externally threaded sleeve (401); the mounting plate (403) is fixedly connected to the outer wall of the second internally threaded sleeve (402); and a plurality of threaded holes (404) are provided inside the mounting plate (403).

4. The radar level meter according to claim 1, characterized in that: The outer wall of the protection frame (202) is fixedly connected to a plurality of extension tubes (5), and the outer walls of the plurality of extension tubes (5) are all threadedly connected to a rotating cap (6).

5. The radar level meter according to claim 1, characterized in that: A plurality of sliding grooves (7) are provided inside the protection frame (202), and sliding bars (8) are fixedly connected to both sides of the cover plate (203).

6. The radar level meter according to claim 1, characterized in that: The top of the pulling block (209) is fixedly connected to a fixing plate (9), and the top of the fixing plate (9) is fixedly connected to a pulling block (10).

7. The radar level meter according to claim 1, characterized in that: A tempered glass (11) is provided on one side of the protection frame (202).

8. The radar level meter according to claim 1, characterized in that: A protrusion (12) is fixedly connected to one side of the cover plate (203).

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