Special sampling tool for freeze-drying preparation laboratory

Abstract

The utility model relates to the field of freeze-drying preparations, in particular to a special sampling tool for a freeze-drying preparation laboratory. Comprising a sampling pipe, one end of the sampling pipe is fixedly connected with a conical block, a sampling opening is formed in the surface of the sampling pipe, an adjusting structure is arranged at the end, away from the conical block, of the sampling pipe and comprises a fixing plate, the fixing plate is fixedly connected with the sampling pipe, and the inner wall of the fixing plate is in threaded connection with an adjusting rod; the end, close to the sampling pipe, of the adjusting rod is rotationally connected with a moving block, the moving block is slidably connected with the inner wall of the sampling pipe, the outer surface of the sampling pipe is slidably connected with a sleeve, and a limiting groove is formed in the surface of the sleeve. The special sampling tool for the freeze-drying preparation laboratory, provided by the utility model, has the advantages that the adjusting rod is rotated to change the volume of the sampling port on the sampling tube, so that the sampling quantity of the sampling tube is changed, and the resource waste can be effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the freeze -dried preparation field especially relates to a freeze -dried preparation laboratory special sampling tool. BACKGROUND

[0002] Freeze -dried preparation refers to the drug or biological preparation handled through freeze -drying technology, can long -term storage, can be convenient for preservation, transportation and reconstitution, and freeze -drying process converts liquid into solid, then removes moisture, usually will form loose powder or granular material, in laboratory, need to use special tool to freeze -dried preparation sampling.

[0003] Prior art such as the utility model with announcement number CN222174132U discloses a freeze -dried preparation laboratory special sampling tool, and the patent discloses a kind of freeze -dried preparation laboratory special sampling tool, and the patent includes rod spoon handle and the spoon head of setting in rod spoon handle one end, still include first spoon tail and second spoon tail, first spoon tail and second spoon tail replaceable installation in the other end of rod spoon handle, first spoon tail includes cylinder pressure head, second spoon tail includes connecting curved rod, the other end of connecting curved rod is equipped with longitudinal blade, the setting of cylinder pressure head, can effectively crush different load and different distribution freeze -dried preparation, and process it into uniform powder.

[0004] The inventor found that there are the following problems in the process of using the sampling tool in daily work: the volume of the sampling port position on the sampling tool is fixed, the sampling amount of the freeze-dried preparation cannot be controlled, the sampling accuracy is low, and resource waste is easily caused. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the shortcoming of not being able to control the sampling amount and being easy to cause resource waste in the prior art.

[0006] To solve the above technical problems, the utility model provides a freeze -dried preparation laboratory special sampling tool, which comprises: a sampling tube, one end of the sampling tube is fixedly connected with a tapered block, the surface of the sampling tube is provided with a sampling port, the end of the sampling tube away from the tapered block is provided with an adjusting structure, the adjusting structure comprises a fixed plate, the fixed plate is fixedly connected with the sampling tube, the inner wall of the fixed plate is threadedly connected with an adjusting rod, one end of the adjusting rod close to the sampling tube is rotatably connected with a moving block, the moving block is slidably connected with the inner wall of the sampling tube, the outer surface of the sampling tube is slidably connected with a sleeve, the surface of the sleeve is provided with a limiting groove, the inner wall of the limiting groove is slidably connected with a limiting block, and the limiting block is fixedly connected with the sampling tube.

[0007] The above components achieve the following effects: rotating the adjusting rod changes the volume of the sampling port position on the sampling tube, thereby changing the sampling amount of the sampling tube, which can effectively avoid resource waste.

[0008] Preferably, the mobile block is fixedly connected with a sliding rod near one end of the adjusting rod, and the surface of the sliding rod is slidably connected with the fixed plate.

[0009] The above-mentioned component achieves the effect of further limiting the mobile block by the sliding rod, so that the mobile block is more stable when moving along the inner wall of the sampling tube.

[0010] Preferably, the surface of the sliding rod is provided with a scale.

[0011] The above-mentioned component achieves the effect that the user can determine the moving distance of the mobile block by referring to the scale, and then determine the capacity of the sampling tube at the position of the sampling port.

[0012] Preferably, the side of the mobile block away from the adjusting rod is fixedly connected with a sealing gasket, and the sealing gasket is a silica gel gasket.

[0013] The above-mentioned component achieves the effect of increasing the sealing between the mobile block and the inner wall of the sampling tube by the sealing gasket.

[0014] Preferably, the end of the adjusting rod away from the mobile block is provided with a plurality of anti-skid lines, and the plurality of anti-skid lines are uniformly distributed on the adjusting rod.

[0015] The above-mentioned component achieves the effect of increasing the friction of the operation end of the adjusting rod by the anti-skid lines, so as to facilitate the user to rotate the adjusting rod.

[0016] Preferably, the surface of the sleeve is fixedly connected with two magnet plates at positions corresponding to the limiting grooves, and the limiting block is an iron block, and one of the magnet plates is adsorbed to the limiting block.

[0017] The above-mentioned component achieves the effect of temporarily positioning the limiting block by the magnet plate adsorbing the limiting block when the limiting block moves to the two ends of the limiting groove, so as to facilitate the user to operate.

[0018] Preferably, the two sides of the sleeve are fixedly connected with anti-skid pads, and the anti-skid pads are rubber pads.

[0019] The above-mentioned component achieves the effect of increasing the friction of the surface of the sleeve by the anti-skid pads, so as to facilitate the user to move the sleeve.

[0020] Compared with the related art, the sampling tool special for a freeze-dried preparation laboratory has the following beneficial effects:

[0021] The utility model provides a freeze -drying preparation laboratory special sampling tool, through setting adjustment structure, rotation adjusting rod can make the moving block along with the inner wall of sampling pipe removes, utilize the moving block to change the volume of the sampling port position on the sampling pipe, and then change the sampling amount of sampling pipe again, then utilize the sleeve pipe cooperation sampling pipe to freeze -drying preparation and sample, can improve the accuracy of sampling pipe sampling, can effectively avoid sampling excess freeze -drying preparation, thereby causes the resource waste. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 A freeze -drying preparation laboratory special sampling tool structure schematic view is provided for the utility model,

[0023] Figure 2 For Figure 1 The partial structure schematic view of adjustment structure is shown,

[0024] Figure 3 The partial structure schematic view of adjustment structure is shown, Figure 1

[0025] Figure 4 The disassembly structure schematic view of sleeve pipe is shown, Figure 3

[0026] Mark number: 1, sampling pipe, 2, conical block, 3, sampling port, 4, adjustment structure, 401, fixed plate, 402, adjusting rod, 403, moving block, 404, sealing washer, 405, slide bar, 406, scale, 407, sleeve pipe, 408, limit slot, 409, limit block, 410, magnet plate, 411, non-slip pad. DETAILED DESCRIPTION

[0027] In order to make the utility model's purpose, technical scheme and advantage more clearly clear, the following is combined with the embodiment, and the utility model is further detailedly explained.It should be understood that the specific embodiment described here is only used to explain the utility model, and is not used to limit the utility model.

[0028] The specific implementation of the utility model is described in detail in the following combined with specific embodiments.

[0029] Please refer to Figures 1 to 4 The utility model embodiment provides a freeze -drying preparation laboratory special sampling tool, which comprises: sampling pipe 1, one end of sampling pipe 1 is fixedly connected with conical block 2, the surface of sampling pipe 1 is provided with sampling port 3, and one end of sampling pipe 1 away from conical block 2 is provided with adjustment structure 4.

[0030] In the embodiment of the utility model, please refer to Figures 1 to 4 ​​The adjusting structure 4 comprises a fixed plate 401 fixedly connected with the sampling pipe 1, an adjusting rod 402 threadedly connected with the inner wall of the fixed plate 401, a moving block 403 rotatably connected with one end of the adjusting rod 402 close to the sampling pipe 1, the moving block 403 being slidably connected with the inner wall of the sampling pipe 1, a sleeve 407 slidably connected with the outer surface of the sampling pipe 1, a limiting groove 408 formed in the surface of the sleeve 407, a limiting block 409 slidably connected with the inner wall of the limiting groove 408, the limiting block 409 being fixedly connected with the sampling pipe 1, the adjusting rod 402 being rotated to change the volume of the sampling pipe 1 at the position of the sampling port 3, thereby changing the sampling amount of the sampling pipe 1, so that resource waste can be effectively avoided, the moving block 403 being fixedly connected with a slide rod 405 at one end close to the adjusting rod 402, the surface of the slide rod 405 being slidably connected with the fixed plate 401, the moving block 403 being further limited by the slide rod 405, so that the moving block 403 is more stable when moving along the inner wall of the sampling pipe 1, the surface of the slide rod 405 being provided with a scale 406, a user referring to the scale 406 to determine the moving distance of the moving block 403, thereby determining the volume of the sampling pipe 1 at the position of the sampling port 3, the moving block 403 being fixedly connected with a sealing gasket 404 at a side away from the adjusting rod 402, the sealing gasket 404 being a silica gel gasket, the sealing gasket 404 increasing the sealing between the moving block 403 and the inner wall of the sampling pipe 1, the adjusting rod 402 being provided with a plurality of anti-skid lines at one end away from the moving block 403, the anti-skid lines being evenly distributed on the adjusting rod 402, the anti-skid lines increasing the friction of the operation end of the adjusting rod 402, so as to facilitate the user to rotate the adjusting rod 402, the surface of the sleeve 407 being fixedly connected with two magnet plates 410 at positions corresponding to the limiting groove 408, the limiting block 409 being an iron block, one of the magnet plates 410 being attracted to the limiting block 409, when the limiting block 409 moves to both ends of the limiting groove 408, the magnet plate 410 temporarily positions the limiting block 409 by attracting the limiting block 409, so as to facilitate the user to operate, both sides of the sleeve 407 being fixedly connected with anti-skid pads 411, the anti-skid pads 411 being rubber pads, the anti-skid pads 411 increasing the friction of the surface of the sleeve 407, so as to facilitate the user to move the sleeve 407;

[0031] The working principle of the sampling tool special for the freeze-dried preparation laboratory is as follows: by setting the adjusting structure 4, the sleeve 407 is first moved away from the conical block 2, in this process, the sleeve 407 moves along the sampling tube 1, the limiting block 409 on the sampling tube 1 moves along the limiting groove 408 on the sleeve 407, the sampling port 3 is gradually exposed, when the limiting block 409 moves to one end of the limiting groove 408 and is adsorbed to the corresponding magnet plate 410, the sampling port 3 is fully exposed, then the adjusting rod 402 is rotated, the adjusting rod 402 moves along the fixed plate 401 towards the sampling tube 1 by means of threads, the adjusting rod 402 drives the moving block 403 to move along the inner wall of the sampling tube 1, at this time, the moving block 403 makes the volume at the position of the sampling port 3 on the sampling tube 1 smaller, the adjusting rod 402 is rotated in the opposite direction, the adjusting rod 402 moves away from the sampling tube 1 by means of threads, the adjusting rod 402 drives the moving block 403 to move away from the sampling port 3, so that the volume at the position of the sampling port 3 on the sampling tube 1 is larger, according to the sampling requirement of the freeze-dried preparation, the moving block 403 is adjusted to the appropriate position, then the sampling tube 1 is inserted into the freeze-dried preparation bottle, the conical block 2 breaks the powdery freeze-dried preparation, after the freeze-dried preparation powder fully enters the sampling tube 1 through the sampling port 3, the sleeve 407 is moved towards the conical block 2, the sleeve 407 drives the magnet plate 410 to separate from the limiting block 409, until the limiting block 409 moves to the other end along the limiting groove 408 and is adsorbed to the other magnet plate 410, then the sampling tube 1 and the sleeve 407 are pulled out together, wherein, the moving block 403 is further limited by the slide rod 405, so that the moving block 403 moves along the inner wall of the sampling tube 1 more stably, the user judges the moving distance of the moving block 403 according to the scale table 406, and then judges the capacity of the sampling tube 1 at the position of the sampling port 3, the sealing gasket 404 increases the sealing property between the moving block 403 and the inner wall of the sampling tube 1, the anti-skid lines increase the friction of the operation end of the adjusting rod 402, so that the user can rotate the adjusting rod 402, when the limiting block 409 moves to the two ends of the limiting groove 408, the magnet plate 410 adsorbs the limiting block 409, so as to temporarily position the limiting block 409, which is convenient for the user to operate, the anti-skid pad 411 increases the friction of the surface of the sleeve 407, so that the user can move the sleeve 407.

[0032] The circuit and the control involved in the utility model are prior art, and too much description is not made herein.

[0033] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion according to the content of the utility model specification and drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A laboratory specific sampling tool for lyophilized formulations, characterized in that, Include: The sampling pipe (1) one end fixedly connected with the taper block (2), the surface of the sampling pipe (1) is provided with sampling port (3), the sampling pipe (1) is away from the taper block (2) one end is equipped with adjusting structure (4), the adjusting structure (4) includes fixed plate (401), the fixed plate (401) is fixedly connected with the sampling pipe (1), the inner wall of fixed plate (401) is connected with adjusting rod (402) by screw thread, the adjusting rod (402) is close to the one end of sampling pipe (1) rotatably connected with moving block (403), the moving block (403) is slidably connected with the inner wall of sampling pipe (1), the outer surface of sampling pipe (1) is slidably connected with sleeve (407), the surface of sleeve (407) is provided with limiting groove (408), the inner wall of limiting groove (408) is slidably connected with limiting block (409), the limiting block (409) is fixedly connected with sampling pipe (1).

2. A lyophilized formulation laboratory-specific sampling tool according to claim 1, wherein, The moving block (403) is fixedly connected with the one end of slide rod (405) close to adjusting rod (402), the surface of slide rod (405) is slidably connected with fixed plate (401).

3. A laboratory specific sampling tool for lyophilized formulations as claimed in claim 2, wherein, The surface of slide rod (405) is provided with scale table (406).

4. The lyophilized formulation laboratory-specific sampling tool of claim 1, wherein, The moving block (403) is fixedly connected with sealing pad (404) on the side away from adjusting rod (402), and the sealing pad (404) is silica gel pad.

5. The lyophilized formulation laboratory-specific sampling tool of claim 1, wherein, The end of adjusting rod (402) away from moving block (403) is provided with a plurality of anti-skid lines, and a plurality of anti-skid lines are evenly distributed on adjusting rod (402).

6. The lyophilized formulation laboratory-specific sampling tool of claim 1, wherein, The surface of sleeve (407) is fixedly connected with two magnet plates (410) at the position corresponding to limiting groove (408), and the limiting block (409) is iron block, one of magnet plates (410) is adsorbed with limiting block (409).

7. The lyophilized formulation laboratory-specific sampling tool of claim 1, wherein, The both sides of sleeve (407) are fixedly connected with anti-skid pad (411), and the anti-skid pad (411) is rubber pad.

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