Residual oxygen headspace analyzer
By designing the sampler assembly and needle sleeve structure in the residual oxygen headspace analyzer, the problem of easy damage to the detector needle when not in use is solved, achieving effective protection of the needle and improving service life.
Patent Information
- Application Number
- CN202421923516.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-09
- Publication Date
- 2025-06-20
- Estimated Expiration
- 2034-08-09
AI Technical Summary
The detector needles of existing residual oxygen headspace analyzers lack protection structures, and they are prone to collision with the instrument and cause damage after use.
A residual oxygen headspace analyzer is designed, using sampler assembly and needle sleeve structure, and the needle is wrapped in the needle sleeve when not in use, avoiding contact with the instrument or external objects, thereby protecting the needle.
It effectively prevents damage to the needle when not in use, improves the service life of the needle, and ensures the normal use of the analyzer.
Smart Images
Figure CN223006135U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of residual oxygen analysis, and particularly relates to a residual oxygen headspace analyzer. Background Art
[0002] A residual oxygen headspace analyzer is an instrument for testing the contents of oxygen and carbon dioxide gases, and is used for analyzing and testing the oxygen content (oxygen content, residual oxygen content) and carbon dioxide and other gas contents inside the packages of various foods, drugs, etc. The analysis sensors all adopt imported components, and the performance is stable and reliable. The anti-blocking structure design is adopted, which can effectively avoid the blockage of the instrument caused by some powdery samples.
[0003] In the utility model with the authorization publication number of CN216051583U, the utility model discloses a residual oxygen headspace analyzer, which includes a machine body. A corresponding notch is opened on the surface of the machine body, and a protective cover corresponding to the corresponding notch is arranged on one side of the machine body. A moving strip is fixed on one side of the protective cover, and a moving notch corresponding to the moving strip is opened on the inner wall of the corresponding notch. A rectangular groove is opened on the surface of the machine body relative to the bottom of the corresponding notch, and a C-shaped block is slidably connected inside the rectangular groove. A bar is fixed on the top of the C-shaped block; through the arrangement of structures such as the protective cover, the moving strip and the moving notch, a protective structure is arranged at the interface in the device, avoiding the damage caused by the lack of a protective structure in the original device, playing a role in protecting the interface and facilitating daily use. Through the arrangement of structures such as the baffle, the bar and the fixing block, the device is provided with a storage drawer, which is convenient for storing the components in the equipment and facilitating daily use. However, the detector needle in the above device lacks a protection structure. After using the device and placing it on the instrument, the needle is easy to collide with the instrument, resulting in damage to the instrument and the needle. Therefore, it is necessary to provide a new residual oxygen headspace analyzer to solve the above technical problems. Summary of the Utility Model
[0004] The technical problem solved by the utility model is to provide a residual oxygen headspace analyzer.
[0005] To solve the above technical problems, a residual oxygen headspace analyzer provided by the utility model includes: an analyzer. Pillars are arranged at the four corners of the bottom end of the analyzer. An instrument table is arranged on one side of the upper end of the analyzer. A display screen is arranged on the front surface of the instrument table. A protection component is arranged above the display screen. A support component is arranged on the upper end of the analyzer. A sampler component is arranged on the upper end of the support component. A positioning component is arranged on the outer wall of the sampler component. A sorting component is arranged on one side of the upper end surface of the analyzer close to the sampler component. A jack is arranged on the front outer wall of the analyzer;
[0006] Sampler assembly, the sampler assembly includes a sampler disposed at the upper end of the support assembly, a needle is connected to the front end of the sampler, two sets of symmetrically arranged needle sleeves are sleeved on the outer wall of the needle, and a connecting rod is disposed on the outer wall of the needle sleeve.
[0007] As a further solution of the present utility model, the protection assembly includes two sets of slide rails disposed on the upper end surface of the symmetric instrument table, a chute is opened in the middle of the slide rail, a sliding column is movably inserted into the inner wall of the chute, a protective cover is disposed between the two sliding columns, and the protective cover covers the outer surface of the display screen.
[0008] As a further solution of the present utility model, the support assembly includes a support plate fixedly disposed on the upper end surface of the analyzer, a cover plate is rotatably connected to the upper end of the support plate, magnets are fixedly disposed at one end of the support plate and the cover plate close to each other, and the two magnets attract each other with opposite magnetic poles.
[0009] As a further solution of the present utility model, the sampler and the needle are respectively lapped on the upper end of the support plate, the cover plate is movably covered on the upper ends of the sampler and the needle, and support grooves matching the sampler and the needle are opened in the middle of the support plate and the cover plate.
[0010] As a further solution of the present utility model, one end of the connecting rod away from the needle is rotatably connected to the outer wall of the sampler.
[0011] As a further solution of the present utility model, the positioning insertion rod is slidably inserted into the first positioning groove, the positioning assembly includes two sets of fixing plates symmetrically arranged at both ends of the outer wall of the sampler, a positioning rod is movably inserted into the middle of the fixing plate, a sleeve disc is fixedly sleeved on the outer wall of the positioning rod, a first spring is movably sleeved on the outer wall of the positioning rod, and the front and rear ends of the first spring are respectively fixedly connected to the sleeve disc and the fixing plate, and a positioning hole matching the positioning rod is opened on the outer wall of the connecting rod.
[0012] As a further solution of the present utility model, the sorting assembly includes a sampling tube communicated with one end of the sampler, a sorting rod is movably wound on the outer wall of the sampling tube, a sorting sleeve is movably sleeved on the outer wall of the sorting rod, a second spring is disposed at the upper end of the sorting sleeve, the second spring is movably sleeved on the upper end outer wall of the sorting rod, the upper and lower ends of the second spring are respectively fixedly connected to the sorting rod and the sorting sleeve, and the lower end of the sampling tube is connected to a jack through a connecting plug.
[0013] As a further solution of the present utility model, an anti-slip block is disposed at the lower end of the support column.
[0014] Compared with the related art, a residual oxygen headspace analyzer provided by the present utility model has the following beneficial effects:
[0015] 1. The utility model is provided with a sampler assembly. After the sampler finishes sampling through the needle, the connecting rod can be rotated to make the two needle sleeves fit together. The needle sleeve and the needle are matched, so that the needle is wrapped by the needle sleeve, avoiding damage caused by the collision of the needle with the analyzer or external objects when not in use, and improving the service life of the needle. When the needle needs to be used, the positioning rod can be pulled outwards, so that the positioning rod drives the sleeve plate to compress the first spring. Then the connecting rod is rotated to make the needle sleeve leave the needle. Then the positioning rod is released, and under the reverse elastic force of the first spring, the positioning rod is inserted into the positioning hole, and the connecting rod cannot rotate continuously, so that the needle sleeve will not affect the collection of the needle.
[0016] 2. The utility model is provided with a protection assembly. The display screen can be protected through the protection cover, so that when the analyzer is not in use, the display screen is prevented from being scratched or damaged by collision. When the display screen needs to be used, the sliding column is slid along the chute opened on the slide rail, and the sliding column is slid to the upper end of the slide rail. At this time, the protection cover is placed flat on the instrument table and will not block the display screen. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] For the convenience of those skilled in the art to understand, the present utility model will be further described below with reference to the accompanying drawings.
[0018] Figure 1 It is a schematic three-dimensional structure diagram of the whole of a residual oxygen headspace analyzer of the present utility model;
[0019] Figure 2 It is a schematic three-dimensional structure diagram of the instrument table of a residual oxygen headspace analyzer of the present utility model;
[0020] Figure 3 It is a schematic three-dimensional structure diagram of the protection assembly of a residual oxygen headspace analyzer of the present utility model;
[0021] Figure 4 It is a schematic partial sectional three-dimensional structure diagram of the sampler assembly and the positioning assembly of a residual oxygen headspace analyzer of the present utility model;
[0022] Figure 5 It is a schematic three-dimensional structure diagram of the sorting assembly of a residual oxygen headspace analyzer of the present utility model;
[0023] Figure 6 It is a schematic three-dimensional structure diagram of the support assembly of a residual oxygen headspace analyzer of the present utility model.
[0024] In the figure: 1. Analyzer; 2. Support pillar; 3. Anti-slip block; 4. Instrument table; 5. Display screen; 6. Protection component; 61. Slide rail; 62. Slide groove; 63. Slide post; 64. Protection cover; 7. Sampler component; 71. Sampler; 72. Needle; 73. Needle sleeve; 74. Connecting rod; 75. Positioning hole; 8. Positioning component; 81. Fixed plate; 82. Positioning rod; 83. Sleeve disc; 84. First spring; 9. Support component; 91. Support plate; 92. Cover plate; 93. Magnet; 94. Support groove; 10. Arrangement component; 101. Sampling tube; 102. Arrangement rod; 103. Arrangement sleeve; 104. Second spring; 105. Connecting plug; 11. Jack. Detailed implementation mode
[0025] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 , wherein, Figure 1 is the overall three-dimensional structure schematic diagram of an oxygen residual headspace analyzer of the present utility model; Figure 2 is the three-dimensional structure schematic diagram of the instrument table of an oxygen residual headspace analyzer of the present utility model; Figure 3 is the three-dimensional structure schematic diagram of the protection component of an oxygen residual headspace analyzer of the present utility model; Figure 4 is the partial cross-sectional three-dimensional structure schematic diagram of the sampler component and the positioning component of an oxygen residual headspace analyzer of the present utility model; Figure 5 is the three-dimensional structure schematic diagram of the arrangement component of an oxygen residual headspace analyzer of the present utility model; Figure 6 is the three-dimensional structure schematic diagram of the support component of an oxygen residual headspace analyzer of the present utility model. An oxygen residual headspace analyzer includes: an analyzer 1, support pillars 2 are arranged at the four corners of the bottom end of the analyzer 1, an instrument table 4 is arranged on one side of the upper end of the analyzer 1, a display screen 5 is arranged on the front surface of the instrument table 4, a protection component 6 is arranged above the display screen 5, a support component 9 is arranged on the upper end of the analyzer 1, a sampler component 7 is arranged on the upper end of the support component 9, a positioning component 8 is arranged on the outer wall of the sampler component 7, an arrangement component 10 is arranged on one side of the upper end surface of the analyzer 1 close to the sampler component 7, and a jack 11 is arranged on the outer wall of the front end of the analyzer 1;
[0026] The sampler component 7, the sampler component 7 includes a sampler 71 arranged on the upper end of the support component 9, a needle 72 is connected to the front end of the sampler 71, two groups of symmetrically arranged needle sleeves 73 are sleeved on the outer wall of the needle 72, and a connecting rod 74 is arranged on the outer wall of the needle sleeve 73.
[0027] Preferably, the protection component 6 includes two sets of slide rails 61 arranged on the upper end surface of the symmetrical instrument table 4. A chute 62 is provided in the middle of the slide rail 61, and a sliding column 63 is movably inserted into the inner wall of the chute 62. A protective cover 64 is arranged between the two sets of sliding columns 63. The protective cover 64 covers the outer surface of the display screen 5. The display screen 5 can be protected by the protective cover 64, so that when the analyzer 1 is not in use, the display screen 5 is prevented from being scratched or damaged by bumping. When the display screen 5 needs to be used, the sliding column 63 is slid along the chute 62 provided in the slide rail 61, and the sliding column 63 is slid to the upper end of the slide rail 61. At this time, the protective cover 64 is placed flat on the instrument table 4 and does not block the display screen 5.
[0028] Preferably, the support component 9 includes a support plate 91 fixedly arranged on the upper end surface of the analyzer 1. A cover plate 92 is rotatably connected to the upper end of the support plate 91. Magnets 93 are fixedly arranged at one end of the support plate 91 and the cover plate 92 close to each other. The two sets of magnets 93 attract each other with opposite magnetic poles.
[0029] Preferably, the sampler 71 and the needle 72 are respectively lapped on the upper end of the support plate 91. The cover plate 92 is movably covered on the upper ends of the sampler 71 and the needle 72. Support grooves 94 matching the sampler 71 and the needle 72 are provided in the middle of the support plate 91 and the cover plate 92.
[0030] Preferably, one end of the connecting rod 74 away from the needle 72 is rotatably connected to the outer wall of the sampler 71. After the sampler 71 finishes sampling through the needle 72, the connecting rod 74 can be rotated to make the two sets of needle sleeves 73 fit together. The needle sleeve 73 matches the needle 72, so that the needle 72 is wrapped by the needle sleeve 73. When not in use, the needle 72 is prevented from being damaged by bumping against the analyzer 1 or external objects, and the service life of the needle 72 is prolonged. Then, the sampler 71 and the needle sleeve 73 are placed on the support plate 91, and the cover plate 92 is rotated to make the two sets of magnets 93 attract each other. The support groove 94 locks the sampler 71 and the needle sleeve 73 on the upper end of the support plate 91, so that the sampler 71 is not easily dropped to the ground and the damage of the sampler 71 is avoided.
[0031] Preferably, the positioning component 8 includes two groups of fixing plates 81 symmetrically arranged at both ends of the outer wall of the sampler 71. A positioning rod 82 is movably inserted in the middle of the fixing plate 81. A sleeve plate 83 is fixedly sleeved on the outer wall of the positioning rod 82. A first spring 84 is movably sleeved on the outer wall of the positioning rod 82. The front and rear ends of the first spring 84 are respectively fixedly connected to the sleeve plate 83 and the fixing plate 81. A positioning hole 75 that cooperates with the positioning rod 82 is provided on the outer wall of the connecting rod 74. When the needle 72 needs to be used, the positioning rod 82 can be pulled outwards, so that the positioning rod 82 drives the sleeve plate 83 to compress the first spring 84. Then the connecting rod 74 is rotated to make the needle sleeve 73 leave the needle 72. Then the positioning rod 82 is released. Under the reverse elastic force of the first spring 84, the positioning rod 82 is inserted into the positioning hole 75. At this time, the connecting rod 74 cannot continue to rotate, so that the needle 72 can be used for sampling.
[0032] Preferably, the sorting component 10 includes a sampling tube 101 communicated with one end of the sampler 71. A sorting rod 102 is movably wound around the outer wall of the sampling tube 101. A sorting sleeve 103 is movably sleeved on the outer wall of the sorting rod 102. A second spring 104 is arranged at the upper end of the sorting sleeve 103. The second spring 104 is movably sleeved on the outer wall of the upper end of the sorting rod 102. The upper and lower ends of the second spring 104 are respectively fixedly connected to the sorting rod 102 and the sorting sleeve 103. The lower end of the sampling tube 101 is connected to a jack 11 through a connecting plug 105. After the sampler 71 and the needle 72 are respectively lapped on the upper end of the support plate 91, the sorting sleeve 103 is lifted upwards while compressing the second spring 104. The redundant sampling tube 101 can be successively wound around the outer wall of the sorting rod 102. Then the sorting sleeve 103 is released. Under the reverse elastic force of the second spring 104, the sampling tube 101 wound around the sorting rod 102 can be brought together to complete the sorting of the sampling tube 101, avoiding the messy phenomenon caused by placing the longer sampling tube 101 on the analyzer 1, thus being inconvenient for the next use.
[0033] Preferably, an anti-slip block 3 is provided at the lower end of the support column 2. The anti-slip block 3 can increase the stability during the placement of the analyzer 1.
[0034] The working principle of an oxygen residual headspace analyzer provided by the present utility model is as follows:
[0035] After the sampler 71 finishes sampling, rotate the connecting rod 74 to cover the needle sleeve 73 on the needle head 72. Then, place the sampler 71 and the needle sleeve 73 on the support plate 91. Next, rotate the cover plate 92 so that the two groups of magnets 93 attract each other, and the support groove 94 locks the sampler 71 and the needle sleeve 73 at the upper end of the support plate 91, making it difficult for the sampler 71 to fall to the ground and avoiding damage to the sampler 71. Then, lift the organizing sleeve 103 upward while compressing the second spring 104, and the excess sampling tubes 101 can be wound around the outer wall of the organizing rod 102 in sequence. Then, release the organizing sleeve 103, and under the reverse elastic force of the second spring 104, the sampling tubes 101 wound around the organizing rod 102 can be brought together to complete the organization of the sampling tubes 101.
[0036] It should be noted that the device structure and drawings of the present utility model mainly describe the principle of the present utility model. Based on the technical principle of this design, the settings of the power mechanism, power supply system, control system, etc. of the device are not fully described. However, on the premise that those skilled in the art understand the principle of the above-mentioned utility model, the specific details of its power mechanism, power supply system, and control system can be clearly known. The control method of the application document is automatically controlled by a controller, and the control circuit of the controller can be realized by simple programming by those skilled in the art.
[0037] The standard parts used can all be purchased from the market, and can also be customized according to the records of the specification and drawings. The specific connection methods of each part all adopt conventional means such as bolts, rivets, and welding that are mature in the prior art. The machines, parts, and equipment all adopt conventional models in the prior art, and the components known to those skilled in the art, their structures and principles can all be known by those skilled in the art through technical manuals or through conventional experimental methods.
[0038] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model, or directly or indirectly applied. In other related technical fields, the scope of the present utility model is defined by the appended claims and their equivalents, and is similarly included within the scope of the patent protection of the present utility model.
Claims
1. A residual oxygen headspace analyzer, characterized in that: include: An analyzer (1), wherein pillars (2) are arranged at four corners of the bottom of the analyzer (1), an instrument table (4) is arranged on one side of the upper end of the analyzer (1), a display screen (5) is arranged on the front surface of the instrument table (4), a protective component (6) is arranged on the upper end of the display screen (5), a support component (9) is arranged on the upper end of the analyzer (1), a sampler component (7) is arranged on the upper end of the support component (9), a positioning component (8) is arranged on the outer wall of the sampler component (7), a tidying component (10) is arranged on one side of the upper end surface of the analyzer (1) close to the sampler component (7), and a socket (11) is arranged on the outer wall of the front end of the analyzer (1); A sampler assembly (7), the sampler assembly (7) comprising a sampler (71) arranged at the upper end of the support assembly (9), the front end of the sampler (71) being connected to a needle (72), the outer wall of the needle (72) being provided with two groups of mutually symmetrical needle sleeves (73), the outer wall of the needle sleeve (73) being provided with a connecting rod (74).
2. A residual oxygen headspace analyzer according to claim 1, characterized in that: The protection component (6) comprises two groups of slide rails (61) arranged symmetrically on the upper end surface of the instrument platform (4), a slide groove (62) is opened at the middle end of the slide rail (61), a slide column (63) is movably inserted into the inner wall of the slide groove (62), a protection cover (64) is arranged between the two groups of slide columns (63), and the protection cover (64) is covered on the outer surface of the display screen (5).
3. A residual oxygen headspace analyzer according to claim 1, characterized in that: The support assembly (9) comprises a support plate (91) fixedly arranged on the upper end surface of the analyzer (1); the upper end of the support plate (91) is rotatably connected to a cover plate (92); magnets (93) are fixedly arranged on the ends of the support plate (91) and the cover plate (92) that are close to each other; and two groups of magnets (93) have opposite magnetic poles and attract each other.
4. A residual oxygen headspace analyzer according to claim 3, characterized in that: The sampler (71) and the needle (72) are respectively overlapped on the upper end of the support plate (91); the cover plate (92) is movably arranged on the upper ends of the sampler (71) and the needle (72); and the middle ends of the support plate (91) and the cover plate (92) are both provided with support grooves (94) that match the sampler (71) and the needle (72).
5. A residual oxygen headspace analyzer according to claim 1, characterized in that: One end of the connecting rod (74) away from the needle (72) is rotatably connected to the outer wall of the sampler (71).
6. A residual oxygen headspace analyzer according to claim 1, characterized in that: The positioning assembly (8) comprises two sets of fixed plates (81) symmetrically arranged at both ends of the outer wall of the sampler (71); a positioning rod (82) is movably inserted into the middle end of the fixed plate (81); a sleeve disk (83) is fixedly sleeved on the outer wall of the positioning rod (82); a first spring (84) is movably sleeved on the outer wall of the positioning rod (82); and the front and rear ends of the first spring (84) are respectively fixedly connected to the sleeve disk (83) and the fixed plate (81); and a positioning hole (75) cooperating with the positioning rod (82) is opened on the outer wall of the connecting rod (74).
7. A residual oxygen headspace analyzer according to claim 1, characterized in that: The arranging component (10) comprises a sampling tube (101) connected to one end of the sampler (71); a arranging rod (102) is movably wound around the outer wall of the sampling tube (101); a arranging sleeve (103) is movably sleeved on the outer wall of the arranging rod (102); a second spring (104) is arranged at the upper end of the arranging sleeve (103); the second spring (104) is movably sleeved on the outer wall of the upper end of the arranging rod (102); the upper and lower ends of the second spring (104) are respectively fixedly connected to the arranging rod (102) and the arranging sleeve (103); and the lower end of the sampling tube (101) is connected to the socket (11) via a connecting plug (105).
8. A residual oxygen headspace analyzer according to claim 1, characterized in that: An anti-sliding block (3) is provided at the lower end of the support (2).