Easily-assembled guided wave radar level meter

Abstract

The utility model discloses a guided wave radar level meter easy to assemble, which relates to the field of radar level meters and comprises a level meter, a fixing block is arranged at the top of a support frame, the level meter is mounted in the fixing block, a measuring rod is arranged at the bottom end of the level meter, a protective cover is mounted in the support frame, and the protective cover is arranged on the top of the support frame. A connecting block is fixed to the top of the protective cover, an inserting groove is formed in the inner wall of the supporting frame, and a rotating groove is connected to the top of the inserting groove. The connecting block at the top of the protective cover is inserted into the inserting groove in the inner wall of the supporting frame, in the process that the connecting block moves to the top end of the inserting groove, the connecting block upwards extrudes the extruding plate, the extruding plate upwards extrudes the spring to contract, and when the connecting block moves to the top of the inserting groove, the protective cover is rotated, so that the connecting block moves to the top of the inserting groove. The connecting block rotates and moves in the rotating groove in the top end of the inserting groove, the connecting block at the top of the protective cover is buckled into the rotating groove in the inner wall of the supporting frame, and the protective cover protects the measuring rod, located in the supporting frame, on the level meter.

Description

TECHNICAL FIELD

[0001] The utility model relates to radar level meter field, concretely is an easy assembly guided wave radar level meter. BACKGROUND

[0002] Level measurement usually refers to the detection of the height of material (solid or liquid level) in a closed or open container in industrial production process, if it is continuous detection of material height, it is called continuous measurement, if it is only detection of whether material height reaches a certain position, it is called limit measurement, and the instrument for completing this measurement task is called level meter.

[0003] The level meter is installed at the top of the container, and the guided wave rod extends vertically downward to the inside of the container, when the level meter is started, the transmitting unit generates high-frequency electromagnetic wave pulses, and propagates along the guided wave rod to the material surface, when the electromagnetic wave propagates, it encounters the interface between the material and the air, due to the large difference in dielectric constant between the material and the air, the electromagnetic wave will be strongly reflected, the reflected electromagnetic wave is captured by the receiving unit, the measurement system accurately records the time difference from transmission to reception of the electromagnetic wave, combines the propagation speed of the electromagnetic wave in the medium, and accurately calculates the height of the material surface from the level meter, and further obtains the material level height in the container.

[0004] The guided wave radar level meter is not used, the guided wave rod on the level meter is exposed to the outside world, the guided wave radar level meter device does not equip the protection equipment for the guided wave rod, the guided wave rod is easily damaged by external objects, and the service life of the guided wave radar level meter is finally affected. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model aims at providing an easy assembly guided wave radar level meter to solve the technical problem that the existing guided wave radar level meter device does not equip the protection equipment for the guided wave rod, and the guided wave rod is easily damaged by external objects.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: an easy assembly guided wave radar level meter, including level meter and support frame, the top of support frame is provided with multiple groups of fixed blocks, the inside of fixed block is installed with level meter, the bottom of level meter is provided with measuring rod, the inside of support frame is installed with protective cover, the top of protective cover is fixed with connecting block, the inner wall of support frame is provided with slot, the top of slot is connected with rotary groove.

[0007] By adopting the technical scheme, the technical problem that the existing guided wave radar level gauge device is not equipped with a protection device for the guided wave rod and the guided wave rod is easily damaged by external objects is solved, the connecting block at the top of the protective cover is inserted into the slot on the inner wall of the support frame, in the process of moving the connecting block to the top end of the slot, the connecting block extrudes the extrusion plate upward, the extrusion plate extrudes the spring upward to shrink, when the connecting block moves to the top of the slot, the protective cover is rotated, so that the connecting block rotates in the rotating groove at the top end of the slot, and the connecting block at the top of the protective cover is buckled into the rotating groove on the inner wall of the support frame, and the protective cover protects the measuring rod on the level gauge inside the support frame.

[0008] The utility model further sets up, the top of material level meter is provided with display screen, the top of material level meter is installed with button.

[0009] By adopting the technical scheme, personnel can control the level meter through the button, and the structure of the level meter for object detection displays the measurement data through the display screen.

[0010] The utility model further sets up, the fixed block sets up three groups, and the top of fixed block is conical setting.

[0011] By adopting the technical scheme, the three groups of fixed blocks surround the level meter, and the conical fixed blocks facilitate the personnel to tighten the level meter through the operation of the tightener.

[0012] The utility model further sets up, the outer wall of fixed block is equipped with tightener, and the inner wall of tightener is conical setting, the inner wall of tightener is provided with built-in thread, and the outer wall of fixed block is provided with external thread.

[0013] By adopting the technical scheme, the inner wall of the conical tightener gradually decreases in diameter from bottom to top, and the tightener is connected with the fixed block through the thread, when the tightener is rotated, the inner wall of the tightener extrudes the fixed block during the downward movement of the tightener, so that the fixed block extrudes the level meter.

[0014] The utility model further sets up, the width of slot is slightly greater than the width of connecting block.

[0015] By adopting the technical scheme, the width of the port of the slot is slightly greater than the width of the top end of the connecting block, which facilitates the personnel to insert the connecting block at the top of the protective cover into the slot.

[0016] The utility model further sets up, the top of rotating groove is installed with extrusion plate, and the top end of extrusion plate is connected with spring.

[0017] By adopting the technical scheme, in the process that the connecting block moves to the top end of the slot, the connecting block extrudes the extrusion plate upward, the extrusion plate extrudes the spring upward to shrink, when the connecting block buckle on the top of the protective cover is buckled into the rotating groove on the inner wall of the support frame, the spring extrudes the connecting block downward through the extrusion plate, so that the protective cover is installed in the rotating groove inside the support frame more stably.

[0018] The utility model further sets up that the inside of spring sets up the limit post, the end of limit post connects the limit block.

[0019] By adopting the technical scheme, the support frame moves up and down in the rotating groove without position deviation through the joint action of the limit post and the limit block.

[0020] The utility model further sets up that the inside of support frame sets up the limit slot, and the length of limit slot is less than rotating groove height.

[0021] By adopting the technical scheme, when the extrusion plate moves upward, the limit block moves in the limit slot, and the limit slot controls the limit block.

[0022] In summary, the utility model mainly has the following beneficial effects:

[0023] The utility model discloses a support frame, a protective cover, a connecting block, a rotating groove and a slot are arranged, solve the technical problem that the existing waveguide radar level gauge device does not equip the protection equipment for the waveguide rod, the connecting block on the top of the protective cover is inserted into the slot on the inner wall of the support frame, in the process that the connecting block moves to the top end of the slot, the connecting block extrudes the extrusion plate upward, the extrusion plate extrudes the spring upward to shrink, when the connecting block moves to the top of the slot, the protective cover is rotated, so that the connecting block rotates and moves in the rotating groove on the top end of the slot, the connecting block on the top of the protective cover is buckled into the rotating groove on the inner wall of the support frame, and the protective cover protects the measuring rod inside the support frame on the level gauge.

[0024] The utility model discloses a fixing block, external thread, tightener and built-in thread are set up, the measuring rod on the bottom of the level gauge is inserted between multiple fixing blocks, then the tightener is covered on the top of the fixing block, and the tightener is rotated, because the inner wall of the tightener gradually reduces from down to up, and the diameter gradually reduces, the central point of the multiple fixing blocks is contracted under the continuous rotation of the tightener, the fixing block fixes the level gauge, and the installation and disassembly of the level gauge are convenient for personnel. ACCURACY OF DRAWINGS

[0025] Figure 1 It is the whole schematic view of the device of the utility model;

[0026] Figure 2 It is the whole side view of the device of the utility model.

[0027] Figure 3 This is an overall sectional view of the tightening device of this utility model;

[0028] Figure 4 This is a partial sectional view of the support frame of this utility model;

[0029] Figure 5 For the present utility model Figure 4 A magnified view of image A.

[0030] In the diagram: 1. Level gauge; 101. Display screen; 102. Button; 103. Measuring rod; 2. Fixing block; 201. External thread; 3. Tensioner; 301. Internal thread; 4. Support frame; 5. Protective cover; 501. Connecting block; 6. Extrusion plate; 601. Spring; 602. Limiting post; 603. Limiting block; 604. Limiting groove; 605. Rotating groove; 606. Slot. Detailed Implementation

[0031] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0032] The embodiments of this utility model will be described below based on its overall structure.

[0033] An easy-to-assemble guided wave radar level gauge, such as Figure 1 - Figure 5 As shown, the device includes a level gauge 1 and a support frame 4. Multiple sets of fixing blocks 2 are installed on the top of the support frame 4. The level gauge 1 is installed inside the fixing blocks 2. A measuring rod 103 is installed at the bottom of the level gauge 1. A protective cover 5 is installed inside the support frame 4. A connecting block 501 is fixed to the top of the protective cover 5. A slot 606 is opened on the inner wall of the support frame 4. A rotating groove 605 is connected to the top of the slot 606. This solves the technical problem that existing guided wave radar level gauge devices do not have protective devices for the waveguide rod, making the waveguide rod easily damaged by external objects. The connecting block 501 on the top of the protective cover 5 is inserted... The connecting block 501 moves into the slot 606 on the inner wall of the support frame 4. As the connecting block 501 moves to the top of the slot 606, the connecting block 501 presses the pressing plate 6 upward, and the pressing plate 6 presses the spring 601 upward to retract. When the connecting block 501 moves to the top of the slot 606, the protective cover 5 is rotated, so that the connecting block 501 rotates and moves in the rotating groove 605 at the top of the slot 606, so that the connecting block 501 at the top of the protective cover 5 is engaged in the rotating groove 605 on the inner wall of the support frame 4. The protective cover 5 protects the measuring rod 103 on the level gauge 1 located inside the support frame 4.

[0034] Please seeFigure 1 The top of the level gauge 1 is provided with a display screen 101, and the top end of the level gauge 1 is provided with a button 102, and personnel can control the level gauge 1 through the button 102, and the structure of the level gauge 1 for object detection displays the measurement data through the display screen 101.

[0035] Please refer to Figure 2 The fixing block 2 is provided with three groups, and the top of the fixing block 2 is conical, and the three groups of fixing blocks 2 wrap around the level gauge 1, and the fixing block 2 is conical to facilitate personnel to fix the level gauge 1 through the operation of the tightener 3.

[0036] Please refer to Figure 3 The outer wall of the fixing block 2 is sleeved with the tightener 3, and the inner wall of the tightener 3 is conical, and the inner wall of the tightener 3 is provided with an internal thread 301, and the outer wall of the fixing block 2 is provided with an external thread 201, and the tightener 3 is conical, and the inner wall thereof gradually decreases in diameter from bottom to top, and the tightener 3 is connected with the fixing block 2 through threads, and when the tightener 3 is rotated, the inner wall of the tightener 3 extrudes the fixing block 2 in the process of moving downward, so that the fixing block 2 extrudes the level gauge 1.

[0037] Please refer to Figure 5 The width of the slot 606 is slightly larger than the width of the connecting block 501, and the width of the port of the slot 606 is slightly larger than the width of the top end of the connecting block 501, which facilitates personnel to insert the connecting block 501 at the top of the protective cover 5 into the slot 606.

[0038] Please refer to Figure 5 The top of the rotating groove 605 is provided with an extrusion plate 6, and the top end of the extrusion plate 6 is connected with a spring 601, and in the process of moving the connecting block 501 to the top end of the slot 606, the connecting block 501 extrudes the extrusion plate 6 upward, and the extrusion plate 6 extrudes the spring 601 upward to shrink, and when the connecting block 501 at the top of the protective cover 5 is buckled into the rotating groove 605 of the inner wall of the support frame 4, the spring 601 extrudes the connecting block 501 downward through the extrusion plate 6, so that the protective cover 5 installed in the rotating groove inside the support frame 4 is more stable.

[0039] Please refer to Figure 5 The inside of the spring 601 is provided with a limiting column 602, and the end of the limiting column 602 is connected with a limiting block 603, and the support frame 4 moves up and down in the rotating groove 605 without position deviation through the joint action of the limiting column 602 and the limiting block 603.

[0040] Please refer to Figure 5The inside of the support frame 4 is provided with a limiting groove 604, and the length of the limiting groove 604 is less than the height of the rotating groove 605; when the extrusion plate 6 moves upward, the limiting block 603 moves in the limiting groove 604, and the limiting groove 604 controls the limiting block 603.

[0041] The working principle of the utility model is as follows: firstly, the measuring rod 103 at the bottom of the material level meter 1 is inserted between the multiple fixed blocks 2, then the tightener 3 is sleeved on the top of the fixed block 2, the tightener 3 is rotated, because the inner wall of the tightener 3 gradually decreases in diameter from bottom to top, the continuous rotation of the tightener 3 makes the central point surrounded by the multiple fixed blocks 2 shrink, the fixed block 2 fixes the material level meter 1, then the connecting block 501 at the top of the protective cover 5 is inserted into the insertion slot 606 on the inner wall of the support frame 4, in the process that the connecting block 501 moves to the top end of the insertion slot 606, the connecting block 501 extrudes the extrusion plate 6 upwards, the extrusion plate 6 extrudes the spring 601 upwards to shrink, at the same time, the limiting column 602 and the limiting block 603 fixed on the top of the extrusion plate 6 move in the inside of the limiting groove 604, when the connecting block 501 moves to the top of the insertion slot 606, the protective cover 5 is rotated, the connecting block 501 rotates and moves in the rotating groove 605 at the top end of the insertion slot 606, the connecting block 501 at the top of the protective cover 5 is buckled into the rotating groove 605 on the inner wall of the support frame 4, at the same time, the spring 601 extrudes the connecting block 501 downwards through the extrusion plate 6, so that the protective cover 5 installed in the rotating groove in the inside of the support frame 4 is more stable, and the protective cover 5 protects the measuring rod 103 on the material level meter 1 located in the inside of the support frame 4.

[0042] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and are not the limitation of the utility model, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, the person skilled in the art can make the modification, replacement and change of the embodiment without creative contribution according to the need after reading the specification without departing from the principle and the purpose of the utility model, but as long as in the claim range of the utility model, it is protected by the patent law.

Claims

1. An easy-to-assemble guided wave radar level gauge comprising a level gauge (1) and a support frame (4), characterized in that: The top of the support frame (4) is provided with a plurality of groups of fixing blocks (2), the inside of the fixing block (2) is provided with a level gauge (1), the bottom end of the level gauge (1) is provided with a measuring rod (103), the inside of the support frame (4) is provided with a protective cover (5), the top of the protective cover (5) is fixedly provided with a connecting block (501), the inner wall of the support frame (4) is provided with a slot (606), and the top of the slot (606) is connected with a rotating groove (605).

2. A guided wave radar level gauge according to claim 1, characterized in that: The top of the level gauge (1) is provided with a display screen (101), and the top end of the level gauge (1) is provided with a key (102).

3. A guided wave radar level gauge according to claim 1, characterized in that: The fixing block (2) is provided with three groups, and the top of the fixing block (2) is conical.

4. A guided wave radar level gauge according to claim 1, characterized in that: The outer wall of the fixing block (2) is provided with a tightener (3), and the inner wall of the tightener (3) is conical, the inner wall of the tightener (3) is provided with an internal thread (301), and the outer wall of the fixing block (2) is provided with an external thread (201).

5. A guided wave radar level gauge according to claim 1, characterized in that: The width of the slot (606) is slightly larger than the width of the connecting block (501).

6. A guided wave radar level gauge according to claim 1, characterized in that: The top of the rotating groove (605) is provided with an extrusion plate (6), and the top end of the extrusion plate (6) is connected with a spring (601).

7. A guided wave radar level gauge according to claim 6, characterized in that: The inside of the spring (601) is provided with a limiting column (602), and the end of the limiting column (602) is connected with a limiting block (603).

8. A guided wave radar level gauge according to claim 1, characterized in that: The inside of the support frame (4) is provided with a limiting groove (604), and the length of the limiting groove (604) is less than the height of the rotating groove (605).

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