A sampling device for tea beverage microbial detection

Abstract

The utility model belongs to the technical field of tea beverage microbial detection, and in particular relates to a sampling device for tea beverage microbial detection, comprising: a sampling device body and a first fixed block, the first fixed block is fixedly connected to the sampling device body, a pull rod is arranged in the sampling device body; two first slide grooves, the two first slide grooves are symmetrically arranged on the peripheral side of the pull rod and are connected to the inner cavity of the sampling device body, a limiting block is slidably connected in the first slide groove, and a first threaded rod rotatable with the first slide groove is threadedly connected in the limiting block; an annular groove, the annular groove is arranged on the peripheral side of the pull rod, and a gear ring is rotatably connected in the annular groove. The utility model solves the problem that the sampling device cannot quantitatively sample different samples according to sampling requirements when sampling different tea beverages, and the quantity of different samples is easily inconsistent, resulting in the problem that the comparison data is not accurate enough when the user performs microbial detection on different tea beverage samples.

Description

Technical Field

[0001] The utility model belongs to the technical field of tea beverage microbial detection, and in particular relates to a sampling device for tea beverage microbial detection. Background Art

[0002] The sampling device for tea beverage microbiological testing is a special tool or equipment used to collect microbiological samples from tea beverages. These devices usually have a sterile design to avoid the introduction of external microorganisms during the sampling process. Common tea beverage microbiological testing sampling devices include sterile pipettes, sterile bottles, and sterile syringes.

[0003] When sampling different tea beverages, traditional sampling devices cannot quantitatively sample different samples according to sampling requirements, and the quantities of different samples are easily inconsistent, resulting in inaccurate comparison data when users perform microbial testing on different tea beverage samples. In view of this, we propose a sampling device for tea beverage microbial testing. Utility Model Content

[0004] The purpose of the utility model is to provide a sampling device for tea beverage microbial detection to solve the problems raised in the above background technology.

[0005] In view of this, the utility model provides a sampling device for tea beverage microbial detection, comprising:

[0006] A sampling device body and a first fixing block, wherein the first fixing block is fixedly connected to the sampling device body, and a pull rod is arranged in the sampling device body;

[0007] Two first slide grooves, the two first slide grooves are symmetrically arranged on the circumference of the pull rod and are connected to the inner cavity of the sampling device body, the first slide grooves are slidably connected with a limit block, and the limit block is threadedly connected with a first threaded rod that rotates with the first slide groove;

[0008] An annular groove, the annular groove is opened on the circumference of the pull rod, a gear ring is rotatably connected in the annular groove, and the gear ring is located outside;

[0009] A transmission assembly, which is located inside the pull rod and is used to allow the gear ring to drive the two first threaded rods to rotate;

[0010] Two second fixing blocks, the two second fixing blocks are fixedly connected to the circumference of the pull rod, and the two second fixing blocks are respectively located at the upper and lower sides of the gear ring, a second sliding groove is opened in the second fixing block, and a second threaded rod is slidably connected in the second sliding groove;

[0011] A driving assembly is located between the two second fixing blocks and is used to drive the two second threaded rods to move.

[0012] Based on the above structure, by setting the first slide groove and limit block, it is ensured that the limit block can slide in the first slide groove, by setting the annular groove and gear ring, it is ensured that the gear ring can rotate in the annular groove, by setting the transmission assembly and the two first threaded rods, it is ensured that when the user rotates the gear ring, the gear ring can drive the two first threaded rods to rotate through the transmission assembly, so that the two limit blocks are respectively moved by the action of the threads of the two first threaded rods, by setting the first fixed block, it is ensured that the user can adjust the positions of the two limit blocks through the first fixed block, by setting the second slide groove and the second threaded rod, it is ensured that the second threaded rod can slide in the second slide groove, and by setting the driving assembly, it is ensured that the user can drive the two second threaded rods to move through the driving assembly.

[0013] In the above technical solution, further, the transmission assembly includes:

[0014] Two gear grooves, the two gear grooves are symmetrically opened on the inner wall of the annular groove, and two first gears are rotatably connected in the two gear grooves, and the bottom ends of the two first gears respectively pass through the two gear grooves and extend into the two first sliding grooves to be fixed with the top ends of the two first threaded rods, and the two first gears are meshed with the gear ring.

[0015] In this technical solution, it is ensured that the user can adjust the positions of the two limit blocks as required.

[0016] In the above technical solution, further, the bottom end of the first gear is rotatably connected to the first sliding groove.

[0017] In this technical solution, it is ensured that the bottom end of the first gear can rotate normally in the first sliding groove.

[0018] In the above technical solution, further, the driving component includes:

[0019] Two rotating grooves, the two rotating grooves are respectively opened in the two second fixed blocks and are respectively connected with the two second sliding grooves, the second gear and the third gear are rotatably connected in the rotating grooves, the second gear is threadedly connected with the second threaded rod, and the third gear is meshed with the second gear;

[0020] The rotating wheel is arranged between the two second fixing blocks, and two ends of the rotating wheel respectively penetrate the two second fixing blocks and respectively extend into the two rotating grooves to be fixed with the two third gears.

[0021] In this technical solution, it is ensured that the user can fix the gear ring.

[0022] In the above technical solution, further, both ends of the rotating wheel are rotatably connected to two second fixed blocks respectively, and the threads on the two second threaded rods have opposite rotation directions.

[0023] In this technical solution, it is ensured that both ends of the rotating wheel can rotate normally in the two second fixed blocks respectively, and it is ensured that when the two second gears rotate, the two second threaded rods will be respectively affected by the two second gear threads and move toward the gear ring.

[0024] In the above technical solution, further, the first fixing block is made of a transparent material, and scale lines are arranged on the first fixing block.

[0025] In this technical solution, it is ensured that the user can control the positions of the two limit blocks according to the scale lines set on the first fixed block.

[0026] The beneficial effects of the utility model are:

[0027] 1. The sampling device for microbial detection of tea beverages ensures that the limit block can slide in the first slide groove through the provided first slide groove, and ensures that the gear ring can rotate in the annular groove through the provided annular groove and the gear ring through the provided transmission assembly and two first threaded rods, and ensures that when the user rotates the gear ring, the gear ring can drive the two first threaded rods to rotate through the transmission assembly, so that the two limit blocks are respectively moved by the action of the threads of the two first threaded rods, and the provided first fixed block ensures that the user can adjust the positions of the two limit blocks through the first fixed block, which solves the problem that the sampling device cannot quantitatively sample different samples according to sampling requirements when sampling different tea beverages, and the quantity of different samples is easily inconsistent, resulting in the problem that the comparison data is not accurate enough when the user performs microbial detection on different tea beverage samples.

[0028] 2. The sampling device for tea beverage microbial detection ensures that the second threaded rod can slide in the second slide groove by providing the second slide groove and the second threaded rod, and ensures that the user can drive the two second threaded rods to move by providing the driving assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0030] Figure 2 It is a schematic diagram of the overall structure of the pull rod of the utility model;

[0031] Figure 3 This is one of the schematic diagrams of the internal structure of the pull rod of the utility model;

[0032] Figure 4 This is the second schematic diagram of the internal structure of the pull rod of the utility model;

[0033] Figure 5 It is a schematic cross-sectional structural diagram of the second fixing block of the utility model;

[0034] Figure 6 It is a schematic diagram of the internal structure of the second fixing block of the utility model.

[0035] The symbols in the figure are:

[0036] 1. Sampling device body; 2. First fixed block; 3. Pull rod; 4. First slide groove; 5. Limit block; 6. First threaded rod; 7. Gear groove; 8. First gear; 9. Annular groove; 10. Gear ring; 11. Second fixed block; 12. Second slide groove; 13. Second threaded rod; 14. Rotating groove; 15. Second gear; 16. Third gear; 17. Rotating wheel. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0038] In the description of the present application, it should be noted that the terms used herein are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0039] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0040] It should be noted that, in the description of the present application, the orientation or positional relationship indicated by terms such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these orientation words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

[0041] It should be noted that, in the present application, the terms "comprise", "include" or any other variant 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, an element defined by the sentence "comprises one..." does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be noted that the scope of the method and device in the embodiment of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0042] Embodiment 1:

[0043] See also Figure 1 - Figure 6 As shown, this embodiment provides a sampling device for tea beverage microbial detection, comprising:

[0044] The sampling device body 1 and the first fixing block 2, the first fixing block 2 is fixedly connected to the sampling device body 1, and a pull rod 3 is arranged inside the sampling device body 1;

[0045] Two first chute grooves 4, the two first chute grooves 4 are symmetrically arranged on the circumference of the pull rod 3 and are connected to the inner cavity of the sampling device body 1, the first chute groove 4 is slidably connected with a limit block 5, and the limit block 5 is internally threadedly connected with a first threaded rod 6 that rotates with the first chute groove 4;

[0046] An annular groove 9 is provided on the peripheral side of the pull rod 3, a gear ring 10 is rotatably connected in the annular groove 9, and the gear ring 10 is located outside;

[0047] The transmission assembly is located inside the pull rod 3 and is used to allow the gear ring 10 to drive the two first threaded rods 6 to rotate;

[0048] Two second fixing blocks 11, the two second fixing blocks 11 are fixedly connected to the circumference of the pull rod 3, and the two second fixing blocks 11 are respectively located at the upper and lower sides of the gear ring 10, and a second sliding groove 12 is opened in the second fixing block 11, and a second threaded rod 13 is slidably connected in the second sliding groove 12;

[0049] The driving assembly is located between the two second fixing blocks 11 and is used to drive the two second threaded rods 13 to move.

[0050] Embodiment 2:

[0051] This embodiment provides a sampling device for tea beverage microbial detection, which, in addition to the technical solutions of the above embodiments, also has the following technical features, and the transmission component includes:

[0052] Two gear grooves 7 are symmetrically opened on the inner wall of the annular groove 9. Two first gears 8 are rotatably connected in the two gear grooves 7 respectively. The bottom ends of the two first gears 8 pass through the two gear grooves 7 respectively and extend into the two first sliding grooves 4 respectively to be fixed with the top ends of the two first threaded rods 6. The two first gears 8 are meshed with the gear ring 10.

[0053] When in use, the user rotates the gear ring 10 by hand to let the gear ring 10 drive the two first gears 8 to rotate in the two gear grooves 7 respectively. When the two first gears 8 rotate, the two first gears 8 will respectively drive the two first threaded rods 6 to rotate in the two first slide grooves 4. When the two first threaded rods 6 rotate, the two limit blocks 5 will be moved respectively by the action of the threads of the two first threaded rods 6. Then the user can adjust the positions of the two limit blocks 5 according to the sampling needs through the scales on the first fixed block 2, ensuring that the user can arbitrarily adjust the positions of the two limit blocks 5 according to the use needs.

[0054] Embodiment 3:

[0055] This embodiment provides a sampling device for tea beverage microbial detection. In addition to the technical solutions of the above embodiments, it also has the following technical features: the bottom end of the first gear 8 is rotatably connected to the first slide groove 4.

[0056] Here, it is ensured that the bottom end of the first gear 8 can rotate normally in the first sliding groove 4 .

[0057] Embodiment 4:

[0058] This embodiment provides a sampling device for tea beverage microbial detection, which, in addition to the technical solutions of the above embodiments, also has the following technical features, and the driving component includes:

[0059] Two rotating grooves 14, the two rotating grooves 14 are respectively opened in the two second fixed blocks 11 and are respectively connected to the two second sliding grooves 12, the second gear 15 and the third gear 16 are rotatably connected in the rotating grooves 14, and the second gear 15 is threadedly connected to the second threaded rod 13, and the third gear 16 is meshed with the second gear 15;

[0060] The rotating wheel 17 is disposed between the two second fixing blocks 11 , and two ends of the rotating wheel 17 respectively penetrate the two second fixing blocks 11 and extend into the two rotating grooves 14 to be fixed to the two third gears 16 .

[0061] Among them, when the position adjustment of the two limit blocks 5 is completed, the user rotates the rotating wheel 17 by hand, so that the two ends of the rotating wheel 17 respectively drive the two third gears 16 to rotate in the two rotating grooves 14, and the two third gears 16 respectively drive the two second gears 15 to rotate in the two rotating grooves 14. When the two second gears 15 rotate, the two second threaded rods 13 will be respectively affected by the threads of the two second gears 15 and move toward the direction of the gear ring 10. When the two second threaded rods 13 move to a position where they cannot move, one end of the two second threaded rods 13 will fix the gear ring 10 in the annular groove 9 and cannot move, ensuring that the user can fix the gear ring 10.

[0062] Embodiment 5:

[0063] This embodiment provides a sampling device for tea beverage microbial detection. In addition to the technical solutions of the above embodiments, it also has the following technical features: the two ends of the rotating wheel 17 are respectively rotatably connected to the two second fixed blocks 11, and the threads on the two second threaded rods 13 have opposite rotation directions.

[0064] It ensures that both ends of the rotating wheel 17 can rotate normally in the two second fixing blocks 11 respectively, and ensures that when the two second gears 15 rotate, the two second threaded rods 13 will be respectively affected by the threads of the two second gears 15 and move toward the gear ring 10.

[0065] Embodiment 6:

[0066] This embodiment provides a sampling device for tea beverage microbial detection. In addition to the technical solutions of the above embodiments, it also has the following technical features: the first fixed block 2 is made of transparent material and is provided with scale lines.

[0067] Here, it is ensured that the user can control the positions of the two limit blocks 5 according to the scale lines set on the first fixing block 2.

[0068] When in use, the user rotates the gear ring 10 by hand, so that the gear ring 10 drives the two first gears 8 to rotate in the two gear grooves 7 respectively. When the two first gears 8 rotate, the two first gears 8 will respectively drive the two first threaded rods 6 to rotate in the two first slide grooves 4. When the two first threaded rods 6 rotate, the two limit blocks 5 will be respectively moved by the action of the threads of the two first threaded rods 6. Then, the user can adjust the positions of the two limit blocks 5 according to the sampling needs through the scales on the first fixed block 2 to ensure that the user can arbitrarily adjust the positions of the two limit blocks 5 according to the use needs. When the position adjustment of the two limit blocks 5 is completed, the user rotates the rotating wheel 17 by hand to make the two ends of the rotating wheel 17 respectively drive the two third gears 16 to rotate in the two rotating grooves 14, so that the two third gears 16 respectively drive the two second gears 15 Rotate in the two rotating grooves 14, when the two second gears 15 rotate, the two second threaded rods 13 will be respectively affected by the threads of the two second gears 15 and move in the direction of the gear ring 10, and when the two second threaded rods 13 move to a position where they cannot move, one end of the two second threaded rods 13 will fix the gear ring 10 in the annular groove 9 and cannot move, ensuring that the user can fix the gear ring 10, and then insert the needle on the sampling device body 1 into the tea beverage to be sampled, and then pull the pull rod 3 by hand to allow the pull rod 3 to drive the piston in the sampling device body 1 to move, and extract the tea beverage from the needle tube on the sampling device body 1. When the pull rod 3 is pulled to a suitable position, the two limit blocks 5 will stick to the top surface of the inner wall of the needle tube on the sampling device body 1, and the user cannot continue to pull the pull rod 3 at this time, ensuring that the user can quantitatively extract the sample.

[0069] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A sampling device for tea beverage microbial detection, characterized in that: include: A sampling device body (1) and a first fixing block (2), wherein the first fixing block (2) is fixedly connected to the sampling device body (1), and a pull rod (3) is arranged inside the sampling device body (1); Two first slide grooves (4), the two first slide grooves (4) are symmetrically arranged on the circumference of the pull rod (3) and are connected to the inner cavity of the sampling device body (1), the first slide groove (4) is slidably connected to a limit block (5), and the limit block (5) is internally threadedly connected to a first threaded rod (6) that rotates with the first slide groove (4); an annular groove (9), the annular groove (9) being formed on the circumferential side of the pull rod (3), a gear ring (10) being rotatably connected in the annular groove (9), and the gear ring (10) being located outside; a transmission assembly, the transmission assembly being located inside the pull rod (3) and being used to allow the gear ring (10) to drive the two first threaded rods (6) to rotate; Two second fixing blocks (11), the two second fixing blocks (11) are fixedly connected to the circumference of the pull rod (3), and the two second fixing blocks (11) are respectively located at the upper and lower sides of the gear ring (10), a second sliding groove (12) is provided in the second fixing block (11), and a second threaded rod (13) is slidably connected in the second sliding groove (12); A driving assembly, the driving assembly is located between the two second fixed blocks (11) and is used to drive the two second threaded rods (13) to move.

2. A sampling device for tea beverage microbial detection according to claim 1, characterized in that: The transmission assembly comprises: Two gear grooves (7), the two gear grooves (7) are symmetrically opened on the inner wall of the annular groove (9), the two gear grooves (7) are respectively rotatably connected with two first gears (8), and the bottom ends of the two first gears (8) respectively penetrate the two gear grooves (7) and respectively extend into the two first sliding grooves (4) and are fixed to the top ends of the two first threaded rods (6), and the two first gears (8) are meshed with the gear ring (10).

3. A sampling device for tea beverage microbial detection according to claim 2, characterized in that: The bottom end of the first gear (8) is rotatably connected to the first sliding groove (4).

4. A sampling device for tea beverage microbial detection according to claim 1, characterized in that: The drive assembly comprises: Two rotating grooves (14), the two rotating grooves (14) are respectively opened in the two second fixed blocks (11) and are respectively connected to the two second sliding grooves (12), the second gear (15) and the third gear (16) are rotatably connected in the rotating grooves (14), the second gear (15) is threadedly connected to the second threaded rod (13), and the third gear (16) is meshed with the second gear (15); A rotating wheel (17), wherein the rotating wheel (17) is arranged between the two second fixing blocks (11), and two ends of the rotating wheel (17) respectively penetrate the two second fixing blocks (11) and respectively extend into the two rotating grooves (14) to be fixed to the two third gears (16).

5. A sampling device for tea beverage microbial detection according to claim 4, characterized in that: The two ends of the rotating wheel (17) are rotatably connected to the two second fixed blocks (11) respectively, and the threads on the two second threaded rods (13) have opposite rotation directions.

6. A sampling device for tea beverage microbial detection according to claim 1, characterized in that: The first fixing block (2) is made of a transparent material, and scale lines are provided on the first fixing block (2).

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