Novel radar liquid level meter
By designing spliced waveguide tubes and a new radar level meter with enhanced reflective coating, the flexibility and accuracy problems caused by different equipment size and detection position are solved, and flexible installation and high-precision fluid on different equipment are achieved. bit detection.
Patent Information
- Application Number
- CN202420847909.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-23
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-04-23
AI Technical Summary
When existing radar level meters are installed on different equipment, due to the different sizes and detection positions of the equipment, level meters of multiple lengths need to be prepared, which lacks flexible splicing and high-precision detection capabilities.
A new radar level meter was designed, using splicable sub-conductor tubes and float assembly, connecting sub-conductor tubes of different lengths through thread grooves and threaded heads, and strengthening the reflective coating on the float assembly to improve the Detection accuracy.
It realizes flexible installation and high-precision liquid level detection on different equipment, adapts to measurement needs at different depths, and enhances the reliability and accuracy of liquid level detection.
Smart Images
Figure CN222166253U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of radar level gauges, and in particular relates to a novel radar level gauge. Background Art
[0002] In nuclear power plants, liquid level measurement is required for various tanks, such as cooling water tanks, steam generator water tanks, sewage tanks, etc. Radar level meters can overcome environmental influences through their strong penetration and reflectivity to achieve high-precision and high-reliability tank level measurement. Radar level meters use microwave signals to pass through the air and reflect back when they reach the liquid surface, and then the radar level meter receives the reflected signal to determine the liquid level.
[0003] With respect to the above-mentioned radar level meter related technologies, the inventors found that:
[0004] Radar level gauges are installed on various equipment in nuclear power plants during use. Due to the different sizes of the equipment and detection positions, level gauges of various lengths need to be prepared during installation and use. Therefore, a new type of radar level gauge needs to be designed to solve the above problems. Utility Model Content
[0005] The purpose of the utility model is to provide a novel radar level meter to solve the problems raised in the above background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new radar level gauge, comprising a radar body and a flange installed on the radar body, one end of the flange is connected to an antenna assembly, one end of the antenna assembly is connected to a fixing seat, one end of the fixing seat is connected to a branch waveguide, one end of the branch waveguide is connected to a base, one end of the branch waveguide and one end of the base are both provided with threaded heads, one end of the fixing seat and the other end of the branch waveguide are provided with threaded grooves, a float assembly is provided inside the fixing seat, the branch waveguide and the base, the fixing seat, the branch waveguide and the base are screwed together through threaded grooves and threaded heads, and the surfaces of the fixing seat, the branch waveguide and the base are all provided with connecting holes.
[0007] Preferably, the cross-sectional shape of the base is set to be U-shaped, and the bottom and the outer side of the base are both provided with connecting holes.
[0008] Preferably, the antenna assembly comprises a protective shell, an antenna body is mounted on the inner side of the protective shell, and an upper end of the antenna body is connected to the radar body.
[0009] Preferably, a connector is integrally formed at one end of the protective shell, and the connector is screwed onto the upper side of the fixing seat via a thread.
[0010] Preferably, the protective shell is shaped like a horn, and the antenna body is fitted and fixed inside the protective shell.
[0011] Preferably, the lower end of the float assembly is configured as a hemispherical shape, and the upper surface of the float assembly is configured as a plane.
[0012] Preferably, the float assembly comprises a float body, and the outer surface of the float body is provided with a reflective coating.
[0013] Compared with the prior art, the beneficial effects of the utility model are:
[0014] 1. Through the designed fixing seat, sub-waveguide and base, the sub-waveguide is installed through the thread groove and thread head when in use. Multiple sub-waveguides can be spliced according to needs to form different lengths for use on different equipment. The inner float assembly is convenient for detection of different depths.
[0015] 2. Through the designed connector and reflective coating, the antenna assembly can be conveniently installed on the fixing base through the connector during use, and the reflective coating is sprayed on the float body to enhance the reflection effect of the float assembly during use, thereby enhancing the accurate detection of the liquid level. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a structural schematic diagram of the utility model;
[0017] Figure 2 This is a schematic diagram of the waveguide structure of the utility model;
[0018] Figure 3 This is a schematic diagram of the structure of the float assembly of the utility model;
[0019] In the figure: 1. Radar body; 2. Flange; 3. Antenna assembly; 4. Fixing seat; 5. Branch waveguide; 6. Base; 7. Connecting hole; 8. Protective shell; 9. Antenna body; 10. Connector; 11. Threaded groove; 12. Threaded head; 13. Float assembly; 14. Reflective coating; 15. Float body. DETAILED DESCRIPTION
[0020] 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.
[0021] Example 1: Please refer to Figures 1 to 3The utility model provides a technical solution: a new radar level gauge, comprising a radar body 1 and a flange 2 mounted on the radar body 1, one end of the flange 2 is connected to an antenna assembly 3, one end of the antenna assembly 3 is connected to a fixing seat 4, one end of the fixing seat 4 is connected to a branch waveguide 5, one end of the branch waveguide 5 is connected to a base 6, one end of the branch waveguide 5 and one end of the base 6 are both provided with a threaded head 12, one end of the fixing seat 4 and the other end of the branch waveguide 5 are provided with a threaded groove 11, a floating ball assembly 13 is provided inside the fixing seat 4, the branch waveguide 5 and the base 6, and a floating ball assembly 13 is provided between the fixing seat 4, the branch waveguide 5 and the base 6. The surfaces of the fixing seat 4, the sub-waveguide 5 and the base 6 are all provided with connecting holes 7 through the screw grooves 11 and the screw heads 12. A corresponding number of sub-waveguides 5 are installed on the fixing seat 4 through the screw grooves 11 and the screw heads 12 as needed. The sub-waveguides 5 are connected in series through the screw grooves 11 and the screw heads 12, and then the base 6 is installed at one end of the sub-waveguide 5. By installing different numbers of sub-waveguides 5, it can be installed on different equipment for use; the cross-sectional shape of the base 6 is set to be U-shaped, and the bottom and the outer side of the base 6 are provided with connecting holes 7, which is convenient for installing and using the float assembly 13 when in use.
[0022] From the above description, it can be seen that the utility model has the following beneficial effects: when in use, the sub-waveguide 5 is installed through the thread groove 11 and the thread head 12, and multiple sub-waveguides 5 can be spliced as needed to form different lengths for use on different equipment, and the inner float assembly 13 is used to facilitate detection of different depths.
[0023] Example 2: Please refer to Figures 1 to 3 As shown, on the basis of the first embodiment, the utility model provides a technical solution: the antenna assembly 3 includes a protective shell 8, an antenna body 9 is installed on the inner side of the protective shell 8, and the upper end of the antenna body 9 is connected to the radar body 1, which is convenient for protecting the antenna body 9 when in use; a connector 10 is integrally formed at one end of the protective shell 8, and the connector 10 is screwed on the upper side of the fixing seat 4 through a thread, which is convenient for the antenna assembly 3 to be installed on the fixing seat 4 and connected with the sub-waveguide 5; the shape of the protective shell 8 is set to be a horn shape, and the antenna body 9 is fitted and fixed on the inner side of the protective shell 8, which is convenient for transmitting signals for detection when in use; the lower end of the float assembly 13 is set to be hemispherical, and the upper surface of the float assembly 13 is set to be flat, which is convenient for floating and reflection detection when in use; the float assembly 13 includes a float body 15, and the outer surface of the float body 15 is provided with a reflective coating 14 to make the reflection effect better, thereby improving the detection effect.
[0024] By adopting the above technical solution, the antenna assembly 3 is conveniently installed on the fixing seat 4 through the connecting head 10 during use, and the reflective coating 14 is sprayed on the float body 15 to enhance the reflective effect of the float assembly 13 during use, thereby enhancing the accurate detection of the liquid level.
[0025] The working principle and use process of the utility model are as follows: when in use, it is installed on the equipment of the nuclear power plant, and a corresponding number of sub-waveguides 5 are installed on the fixing seat 4 through the thread groove 11 and the thread head 12 as needed. The sub-waveguides 5 are connected in series through the thread groove 11 and the thread head 12, and then the base 6 is installed at one end of the sub-waveguide 5. By installing different numbers of sub-waveguides 5, it can be installed on different equipment for use, so as to detect liquid levels of different depths, and the connection between the fixing seat 4 and the antenna assembly 3 is facilitated by the connector 10. When detecting the liquid level, the reflection effect is enhanced by the reflective coating 14, thereby improving the position detection of the float assembly 13, so as to achieve a better liquid level detection effect.
[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.
[0027] The above description is only used to illustrate the technical solution of the utility model rather than to limit it. Other modifications or equivalent substitutions made to the technical solution of the utility model by ordinary technicians in this field should be included in the scope of the claims of the utility model as long as they do not depart from the spirit and scope of the technical solution of the utility model.
Claims
1. A novel radar level gauge, comprising a radar body (1) and a flange (2) mounted on the radar body (1), characterized in that: One end of the flange (2) is connected to an antenna assembly (3), one end of the antenna assembly (3) is connected to a fixing seat (4), one end of the fixing seat (4) is connected to a branch waveguide (5), one end of the branch waveguide (5) is connected to a base (6), one end of the branch waveguide (5) and one end of the base (6) are both provided with a threaded head (12), one end of the fixing seat (4) and the other end of the branch waveguide (5) are provided with a threaded groove (11), a floating ball assembly (13) is provided inside the fixing seat (4), the branch waveguide (5) and the base (6), the fixing seat (4), the branch waveguide (5) and the base (6) are screwed together through the threaded groove (11) and the threaded head (12), and a connecting hole (7) is provided on the surface of the fixing seat (4), the branch waveguide (5) and the base (6).
2. A new type of radar level meter according to claim 1, characterized in that: The cross-sectional shape of the base (6) is set to be U-shaped, and the bottom and the outer side of the base (6) are both provided with communication holes (7).
3. A new type of radar level meter according to claim 1, characterized in that: The antenna assembly (3) comprises a protective shell (8), an antenna body (9) is installed inside the protective shell (8), and the upper end of the antenna body (9) is connected to the radar body (1).
4. A new type of radar level meter according to claim 3, characterized in that: A connector (10) is integrally formed at one end of the protective housing (8), and the connector (10) is screwed onto the upper side of the fixing seat (4) via a thread.
5. The new radar level gauge according to claim 3 is characterized in that: The shape of the protective shell (8) is set to be a horn shape, and the antenna body (9) is fitted and fixed on the inner side of the protective shell (8).
6. The new radar level gauge according to claim 1 is characterized in that: The lower end of the float assembly (13) is configured to be hemispherical, and the upper surface of the float assembly (13) is configured to be a plane.
7. The novel radar level meter according to claim 1 is characterized in that: The float assembly (13) comprises a float body (15), and the outer surface of the float body (15) is provided with a reflective coating (14).