Closed structure of cold atomic fluorescence mercury analyzer
By designing a detection sealing cap and locking sliding assembly on the mercury analyzer, the problems of adjustment and sealing of the mercury analyzer were solved, achieving the stability and sealing of the closed structure and preventing leakage and dust ingress.
Patent Information
- Application Number
- CN202423248231.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2034-12-27
AI Technical Summary
When using a mercury analyzer, the voltage, circuit and related parameters need to be adjusted, and the control port is not well sealed, which can easily lead to leakage and dust ingress.
A closed structure including a detection sealing cover, an insert sealing assembly, and a locking sliding assembly is designed. The operation port is sealed by the cooperation of the locking shaft and the locking disc, and the stability and sealing of the operation port are ensured by the design of the sliding track and the limit block.
This allows for internal adjustments and maintenance without opening the mercury analyzer, while also improving the sealing of the operating port to prevent leakage and dust ingress.
Smart Images
Figure CN223711402U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to mercury measuring instrument technical field, specifically, relate to a kind of cold atomic fluorescence mercury measuring instrument closed structure. BACKGROUND
[0002] Intelligent cold atomic fluorescence mercury measuring instrument is absorbed abroad advanced technology, and it is committed to the research, design, manufacture of cold atomic fluorescence mercury measuring instrument for more than 20 years, combining the actual situation of domestic, product is throughout the country, instrument is qualified by Zhejiang Provincial Bureau of Quality and Technical Supervision Inspection Institute multiple times, and it is given by Hangzhou Bureau of Quality and Technical Supervision Measurement Product Production License, can accurately determine trace mercury in water, atmosphere, cosmetics, food, mineral, biological and human tissue and so on sample, it is applicable to environmental monitoring, food hygiene, tap water, quality supervision and inspection, petroleum chemical industry and other departments.
[0003] Low-pressure mercury lamp emits 253.7nm spectrum line, and is irradiated to the mercury vapor generated by the measured sample, and the mercury atom radiates the firefly, which is converted into an electrical signal by a photomultiplier tube, amplified, A / D converted, and processed by a single-chip microcomputer, LED display, and printed test results.
[0004] The generated mercury vapor is sprayed from the atom nozzle under the driving of the carrier gas, and is irradiated by the excitation light with a wavelength of 253.7nm emitted by the low mercury lamp, and the ground state mercury atom is excited to a high energy state, and radiates resonance fluorescence when returning to the ground state. The fluorescence is focused on the photomultiplier tube by the condenser lens, realizes photoelectric conversion, the photocurrent is amplified (the peak value can be recorded by the recorder), A / D conversion, processed by the computer, and the calculation results can be printed.
[0005] There are the following problems in the actual use of the mercury measuring instrument: 1. The voltage, circuit and related parameters need to be adjusted when the mercury measuring instrument is used, so the mercury measuring instrument needs to be opened for operation; 2. The sealing performance at the operation port of the mercury measuring instrument is not good, and it is easy to produce leakage and enter dust. Therefore, a cold atomic fluorescence mercury measuring instrument closed structure is developed. UTILITY MODEL CONTENTS
[0006] The utility model discloses a kind of cold atomic fluorescence mercury measuring instrument closed structure, solve the related technology in the mercury measuring instrument use needs to be adjusted voltage, circuit and related parameters, so the mercury measuring instrument needs to be opened for operation, the sealing performance at the operation port of the mercury measuring instrument is not good, and it is easy to produce leakage and enter dust problem.
[0007] The technical scheme of the utility model is as follows: including
[0008] Mercury measuring instrument body, detection sealing buckle is arranged on the mercury measuring instrument body;
[0009] Plug-in sealing assembly, the plug-in sealing assembly is arranged on the mercury measuring instrument body.
[0010] A locking sliding assembly is arranged on the upper end surface of the mercury analyzer body.
[0011] The plug-in sealing assembly comprises an operation port which is arranged on the side wall of the mercury analyzer body, and a detection sealing cover is plugged into the operation port. An upper end of the detection sealing cover is provided with a horizontal plate, a bottom surface of the horizontal plate is provided with a locking shaft, a bottom of the locking shaft is provided with a locking disc, an upper end surface of the mercury analyzer body is provided with a locking block, and a locking port is arranged on the locking block. The locking shaft is embedded into the locking port.
[0012] As a further technical scheme, the locking port is arranged on the upper end surface of the locking block, a locking cavity is arranged on the side wall of the locking block, the locking disc is embedded into the locking cavity, and an inner upper end of the locking cavity is provided with an inclined top surface.
[0013] As a further technical scheme, the locking sliding assembly comprises a sliding rail which is arranged on the upper end surface of the mercury analyzer body, and sliding strips are arranged on the opposite side walls of the locking block. The sliding strips are embedded into the sliding rail.
[0014] As a further technical scheme, a driving groove is arranged on the side wall of the sliding strip, a limiting block is arranged in the driving groove, and the limiting block is connected with the driving groove through a spring.
[0015] As a further technical scheme, the locking disc is in a cylindrical structure, and the inner side wall of the locking cavity is in an arc structure.
[0016] As a further technical scheme, the detection sealing cover is sealingly plugged into the operation port, and the detection sealing cover is inserted into the operation port from the top.
[0017] As a further technical scheme, the number of the sliding strips is two, and two limiting blocks are arranged on each of the sliding strips.
[0018] As a further technical scheme, the locking port is connected with the locking cavity, and the locking shaft is embedded into the locking port.
[0019] As a further technical scheme, an anti-skid pad is arranged at the end of the sliding strip, and the anti-skid pad is in contact with the inner side wall of the sliding rail.
[0020] As a further technical scheme, a sealing buffer pad is arranged at the edge of the detection sealing cover, and the sealing buffer pad is sealingly attached to the operation port.
[0021] The working principle and beneficial effects of the utility model are as follows:
[0022] The utility model realizes following effect: 1, through the operation mouth on the mercury analyzer body for the inside of mercury analyzer body is maintained and the adjustment operation of operation, the locking axle and locking disc on horizontal board embed in locking block, make the detection sealed buckle cover fixed buckle installation to operation mouth;2, when locking block slides, locking axle slides into locking mouth, locking disc slides into locking cavity, through the inclination state of inclination top surface, thereby realized when locking block slides, the detection sealed buckle cover exerts force downward, sealed plug-in installation to operation mouth. BRIEF DESCRIPTION OF DRAWINGS
[0023] The utility model will be further described in detail in connection with the drawings and specific embodiment.
[0024] Figure 1 It is structure schematic diagram of the utility model;
[0025] Figure 2 It is axle side view of the utility model;
[0026] Figure 3 It is axle side view of locking block of the utility model;
[0027] Figure 4 It is cross section view of locking block of the utility model;
[0028] Figure 5 It is axle side view of sliding strip of the utility model;
[0029] In the drawing: 1, mercury analyzer body;2, detection sealed buckle cover;3, plug-in sealing assembly;3-1, operation mouth;3-2, horizontal plate;3-3, locking axle;3-4, locking disc;3-5, locking block;3-6, locking mouth;3-7, locking cavity;3-8, inclination top surface;4, locking sliding assembly;4-1, sliding rail;4-2, sliding strip;4-3, drive groove;4-4, limit block;5, non-slip mat;6, sealed buffer pad. DETAILED DESCRIPTION
[0030] The technical scheme in the embodiments of the utility model will be described clearly and completely in connection with the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are involved in the protection scope of the utility model.
[0031] As Figures 1-5 shown, the embodiment provides a cold atom fluorescence mercury analyzer closed structure, including
[0032] Mercury analyzer body 1 is provided with detection sealed buckle cover 2 on mercury analyzer body 1;
[0033] The plug-in sealing assembly 3 is arranged on the mercury analyzer body 1.
[0034] The locking sliding assembly 4 is arranged on the upper end surface of the mercury analyzer body 1.
[0035] The plug-in sealing assembly 3 comprises an operation port 3-1 which is opened on the side wall of the mercury analyzer body 1, and the detection sealing cover 2 is plugged into the operation port 3-1. The upper end of the detection sealing cover 2 is provided with a horizontal plate 3-2, the bottom surface of the horizontal plate 3-2 is provided with a locking shaft 3-3, the bottom of the locking shaft 3-3 is provided with a locking disc 3-4, the upper end surface of the mercury analyzer body 1 is provided with a locking block 3-5, the locking block 3-5 is provided with a locking port 3-6, and the locking shaft 3-3 is embedded into the locking port 3-6.
[0036] In the embodiment, the operation port 3-1 on the mercury analyzer body 1 is used for maintenance and adjustment operation of the inside of the mercury analyzer body 1, and the locking shaft 3-3 and the locking disc 3-4 on the horizontal plate 3-2 are embedded into the locking block 3-5, so that the detection sealing cover 2 is fixedly plugged into the operation port 3-1.
[0037] Specifically, the locking port 3-6 is opened on the upper end surface of the locking block 3-5, the side wall of the locking block 3-5 is provided with a locking cavity 3-7, the locking disc 3-4 is embedded into the locking cavity 3-7, and the inner upper end of the locking cavity 3-7 is provided with an inclined top surface 3-8.
[0038] In the embodiment, when the locking block 3-5 slides, the locking shaft 3-3 slides into the locking port 3-6, the locking disc 3-4 slides into the locking cavity 3-7, and the inclined state of the inclined top surface 3-8 is achieved, so that the detection sealing cover 2 applies force downward when the locking block 3-5 slides, and the operation port 3-1 is sealed and plugged.
[0039] Further, the locking sliding assembly 4 comprises a sliding track 4-1 which is arranged on the upper end surface of the mercury analyzer body 1, and the opposite two side walls of the locking block 3-5 are provided with sliding bars 4-2 which are embedded into the sliding track 4-1.
[0040] In the embodiment, the sliding bars 4-2 slide in the sliding track 4-1, so that the locking block 3-5 slides more stably.
[0041] Further, the side wall of the sliding bar 4-2 is provided with a driving groove 4-3, a limiting block 4-4 is arranged in the driving groove 4-3, the limiting block 4-4 is connected with the driving groove 4-3 through a spring inside, the locking disc 3-4 is a cylindrical structure, and the inner side wall of the locking cavity 3-7 is a circular arc structure.
[0042] In the embodiment, the limiting block 4-4 in the driving groove 4-3 is pushed by the spring, so that the limiting block 4-4 is positioned in the sliding track 4-1 to increase the sliding resistance.
[0043] Further, the sealing plug 2 is inserted into the operation port 3-1, the number of the sliding bars 4-2 is two, two limiting blocks 4-4 are arranged on each of the sliding bars 4-2, the locking port 3-6 is communicated with the locking cavity 3-7, the locking shaft 3-3 is embedded into the locking port 3-6, the end of the sliding bar 4-2 is provided with the anti-skid pad 5, the anti-skid pad 5 is in contact with the inner side wall of the sliding track 4-1, the edge of the sealing plug 2 is provided with the sealing buffer pad 6, and the sealing buffer pad 6 is sealed and attached to the operation port 3-1.
[0044] In the embodiment, the anti-skid pad 5 is used for increasing the resistance of the anti-skid bar, and the sealing buffer pad 6 is used for enhancing the sealing effect between the sealing plug 2 and the operation port 3-1.
[0045] When the locking block 3-5 slides, the locking shaft 3-3 slides into the locking port 3-6, the locking disc 3-4 slides into the locking cavity 3-7, the inclination state of the inclined top surface 3-8 is used, so that the sealing plug 2 is forced downward when the locking block 3-5 slides, the operation port 3-1 is sealed and installed, the sliding bar 4-2 slides in the sliding track 4-1, so that the locking block 3-5 is more stable when sliding, the limiting block 4-4 in the driving groove 4-3 is pushed by the spring, so that the limiting block 4-4 is fixed in the sliding track 4-1 to increase the sliding resistance.
[0046] The above is only a preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. A cold vapor atomic fluorescence mercury analyzer closed structure, characterized in that, The utility model relates to a mercury detector, including The mercury detector body (1) is provided with detection sealing cover (2) on it; Insert sealing assembly (3) is arranged on the mercury detector body (1); Locking sliding assembly (4) is arranged on the upper end surface of the mercury detector body (1); The insert sealing assembly (3) includes the operation port (3-1) that opens in the lateral wall of the mercury detector body (1), the detection sealing cover (2) is inserted on the operation port (3-1), the upper end of the detection sealing cover (2) is provided with horizontal plate (3-2), the bottom surface of the horizontal plate (3-2) is provided with locking shaft (3-3), the bottom of the locking shaft (3-3) is provided with locking disc (3-4), the upper end surface locking block (3-5) of the mercury detector body (1), the locking block (3-5) is opened locking mouth (3-6), the locking shaft (3-3) is embedded in the locking mouth (3-6) inside.
2. The closed structure of a cold atomic mercury fluorescence analyzer according to claim 1, wherein, The locking mouth (3-6) opens in the upper end surface of the locking block (3-5), the lateral wall of the locking block (3-5) is opened locking cavity (3-7), the locking disc (3-4) is embedded in the locking cavity (3-7) inside, the inner upper end of the locking cavity (3-7) is provided with inclined top surface (3-8).
3. The closed structure of a cold atomic mercury fluorescence analyzer according to claim 1, wherein, The locking sliding assembly (4) includes sliding track (4-1), which is arranged on the upper end surface of the mercury detector body (1), and the opposite two side walls of the locking block (3-5) are provided with sliding bars (4-2), which are embedded in the sliding track (4-1).
4. The closed structure of a cold atomic fluorescence mercury analyzer according to claim 3, characterized in that, The side wall of the sliding bar (4-2) is provided with a driving groove (4-3), and a limiting block (4-4) is arranged in the driving groove (4-3).
5. The closed structure of a cold atomic fluorescence mercury analyzer according to claim 2, characterized in that, The locking disc (3-4) is a cylindrical structure, and the inner side wall of the locking cavity (3-7) is a circular arc structure.
6. The closed structure of a cold atomic fluorescence mercury analyzer according to claim 1, wherein, The detection sealing cover (2) and the operation port (3-1) are sealingly connected, and the detection sealing cover (2) is inserted into the operation port (3-1) from the top.
7. The closed structure of a cold atomic fluorescence mercury analyzer according to claim 4, characterized in that, The number of sliding bars (4-2) is two, and two limiting blocks (4-4) are arranged on each sliding bar (4-2).
8. The closed structure of a cold atomic fluorescence mercury analyzer according to claim 2, characterized in that, The locking mouth (3-6) and the locking cavity (3-7) are connected, and the locking shaft (3-3) is embedded in the locking mouth (3-6).
9. The closed structure of a cold atomic fluorescence mercury analyzer according to claim 3, characterized in that, The end of the sliding bar (4-2) is provided with a non-slip pad (5), and the non-slip pad (5) is in contact with the inner side wall of the sliding track (4-1).
10. The closed structure of a cold atomic fluorescence mercury analyzer according to claim 1, wherein, The edge of the detection sealing cover (2) is provided with a sealing buffer pad (6), and the sealing buffer pad (6) is sealingly attached to the operation port (3-1).