Sampler for liquid food detection
By designing a sampler for liquid food testing, and utilizing the rotating agitation of the suction tube and negative pressure suction, the problem of inaccurate testing caused by the stratification of liquid food was solved, and uniform extraction and accurate testing of sediment were achieved.
Patent Information
- Application Number
- CN202422779959.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-14
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-11-14
AI Technical Summary
Liquid foods may not mix evenly before testing due to layering, affecting the accuracy of the test results.
A sampler for testing liquid food was designed. The rotation of the suction tube drives the lever to stir the liquid, and the air pump creates negative pressure to draw in the liquid. The insertion depth of the suction tube and the cleaning structure can be adjusted to ensure that the liquid is mixed evenly.
This method achieves uniform mixing of liquid foods, improves the accuracy of detection, and ensures the accurate amount of sediment extracted.
Smart Images
Figure CN223565310U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the food detection technical field, specifically a kind of sampler for liquid food detection. BACKGROUND
[0002] Food detection, also called food safety detection, is mainly the detection of harmful and toxic indicators, such as heavy metals, aflatoxin, etc.
[0003] Among them, part of the liquid food is a mixture that does not mix when being detected, so the liquid will stratify before being extracted, which will cause uneven mixing and extraction, resulting in inaccurate test results. INVENTION CONTENTS
[0004] The utility model provides a kind of sampler for liquid food detection to solve the defects in prior art.
[0005] The utility model is implemented by the following technical solutions:
[0006] A kind of sampler for liquid food detection, including measuring cup and transverse pipe, the lower part of measuring cup is detachably communicated with one end of transverse pipe, the other end is closed, transverse pipe is vertically provided with water suction pipe downward, water suction pipe is rotatably connected to the lower part of transverse pipe by bearing, the lower part of water suction pipe is fixedly provided with a lever along its circumferential direction, water suction pipe is driven to rotate along its axis by driving device, the upper part of measuring cup is closed by lid, and the lid is communicated with the air inlet end of air pump, the lower part of measuring cup is provided with drain, and the drain is plugged by plug.
[0007] When using the present application, the water suction pipe is inserted into the storage container containing the liquid to be extracted, the air pump is started, the air pump extracts the air in the measuring cup, so that the measuring cup forms a negative pressure, thereby causing the liquid to enter the measuring cup through the water suction pipe and the transverse pipe. At the same time of starting the air pump, the driving device drives the water suction pipe to rotate, and the rotation of the water suction pipe drives the lever to rotate, thereby forming stirring to mix the liquid, so that the same amount of sediment can be better sucked in. After a certain amount of liquid is extracted, the valve is closed, and the air pump and the driving device are turned off. The liquid is discharged into the corresponding detection test tube through the drain for detection.
[0008] As a preferred embodiment, a through hole is vertically provided above the transverse pipe, a rotating rod is rotatably connected in the through hole by a sealing bearing, the lower end of the rotating rod penetrates into the water suction pipe and is coaxially arranged with the water suction pipe, the rotating rod and the inner wall of the water suction pipe are fixedly connected by a connecting rod, the upper part of the rotating rod is sleeved with a driven gear, and the driving device includes a driving motor fixedly arranged on the transverse pipe. The driving motor shaft is coaxially fixedly connected with the driven gear engaged with the driving gear. The rotation of the driving motor shaft drives the rotation of the rotating rod, and the rotation of the rotating rod drives the rotation of the water suction pipe through the connecting rod, thereby realizing the rotation of the water suction pipe.
[0009] As preferred, the vertical beam is fixedly arranged, a sliding groove is arranged on the vertical beam, a sliding block is slidingly arranged on the sliding groove, the sliding block is driven to slide up and down by a driving mechanism, the sliding block is fixedly connected with the horizontal pipe, one end of the spring pipe is communicated with the horizontal pipe, the other end of the spring pipe is detachably communicated with the lower part of the measuring cup, and the spring pipe is controlled by a valve. The driving mechanism drives the sliding block to slide up and down, thereby driving the horizontal pipe to slide up and down, so that the horizontal pipe moves up and down, and the insertion depth of the water suction pipe is changed, and the water suction position of the water suction pipe can be adjusted according to requirements.
[0010] As preferred, the driving mechanism comprises a lead screw, a lead hole is arranged on the sliding block, the lead screw passes through the lead hole and is threadedly connected with the lead hole, a round rod is coaxially and fixedly connected with the lower end of the lead screw, a horizontal plate is perpendicularly connected with the vertical beam, and the horizontal plate is rotatably connected with the round rod through a bearing. The rotation of the lead screw drives the sliding block to slide up and down, because the lead screw is threadedly connected with the lead hole on the sliding block and the sliding block is slidingly arranged on the vertical beam.
[0011] As preferred, the lower end of the spring pipe is fixedly connected with and communicated with a round pipe, the round pipe is rotatably connected with an inner pipe through a sealing bearing, an outer thread is arranged on the outer wall of the inner pipe, a screw hole is arranged in the measuring cup, the inner pipe is threadedly connected with the screw hole, and a valve is arranged on the inner pipe. The rotation of the inner pipe can separate the inner pipe from the measuring cup, and the cover can be opened at the same time, so that the measuring cup is conveniently cleaned.
[0012] The application has the beneficial effects that: the application can measure the liquid while rotating the water suction pipe to drive the rotation of the stirring rod, thereby uniformly mixing the liquid, so that the liquid containing the precipitate can be uniformly mixed with water, and the corresponding amount of precipitate can be sucked out during the suction, thereby increasing the detection accuracy. BRIEF DESCRIPTION OF DRAWINGS
[0013] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.
[0014] Figure 1 It is a structural schematic diagram of the present application.
[0015] As shown in the drawings:
[0016] 1, measuring cup, 2, horizontal pipe, 3, water suction pipe, 4, stirring rod, 5, rotating rod, 6, driving motor, 7, driving gear, 8, driven gear, 9, vertical beam, 10, sliding block, 11, lead screw, 12, spring pipe, 13, inner pipe, 14, valve. DETAILED DESCRIPTION
[0017] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than 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 belong to the protection scope of the utility model.
[0018] A sampler for liquid food detection, as shown in the figure. Figure 1 The sampler comprises a measuring cup 1 and a transverse pipe 2, one end of the transverse pipe 2 is detachably communicated with the lower part of the measuring cup 1, and the other end is closed. Opposite through holes are formed in the upper and lower parts of the transverse pipe 2, a rotating rod 5 is rotatably connected in the upper through hole through a sealing bearing, a water suction pipe 3 is rotatably connected in the lower through hole through a bearing, the lower end of the rotating rod 5 penetrates into the water suction pipe 3 and is coaxially arranged with the water suction pipe 3, the rotating rod 5 and the inner wall of the water suction pipe 3 are fixedly connected through a connecting rod, a driven gear 8 is sleeved on the upper part of the rotating rod 5, and a driving device comprises a driving motor 6 fixedly arranged on the transverse pipe 2, and the rotating shaft of the driving motor 6 is coaxially fixedly connected with the driven gear 8 engaged with a driving gear 7.
[0019] The lower part of the water suction pipe 3 is fixedly provided with a stirring rod 4 along the circumference thereof, the water suction pipe 3 is driven to rotate along the axis thereof by the driving device, the upper part of the measuring cup 1 is closed by a cover, and the cover is communicated with the air inlet end of an air pump, a water outlet is formed in the lower part of the measuring cup 1, and the water outlet is plugged by a plug.
[0020] In use, the water suction pipe 3 is inserted into a storage container containing liquid to be sucked, the air pump is started, the air pump sucks the air in the measuring cup 1, so that the measuring cup 1 forms a negative pressure, so that the liquid enters the measuring cup 1 through the water suction pipe 3 and the transverse pipe 2, wherein the driving motor 6 is started at the same time as the air pump is started, the rotation of the rotating shaft of the driving motor 6 drives the rotation of the rotating rod 5, and the rotation of the rotating rod 5 drives the rotation of the water suction pipe 3 through the connecting rod, so that the rotation of the water suction pipe 3 is realized. The rotation of the water suction pipe 3 drives the rotation of the stirring rod 4, so that stirring is formed, the liquid is mixed, so that the same amount of sediment is better sucked, and after a certain amount of liquid is sucked, the valve 14 is closed, the air pump and the driving device are turned off, and the liquid is discharged into the corresponding detection test tube through the water outlet for detection.
[0021] Further include fixed vertical beam 9, vertical beam 9 is provided with a sliding slot, the sliding slot is slidably connected with the sliding block 10, the sliding block 10 is driven to slide up and down by the driving mechanism, the sliding block 10 is fixedly connected with the horizontal pipe, one end of the spring pipe 12 is communicated with the horizontal pipe, the other end of the spring pipe 12 is detachably communicated with the lower part of the measuring cup 1, and the spring pipe 12 is controlled by the valve 14. The driving mechanism comprises a lead screw 11, a screw hole is formed in the sliding block 10, the lead screw 11 passes through the screw hole and is threadedly connected with the screw hole, the lower end of the lead screw 11 is coaxially fixedly connected with a round rod, the vertical beam 9 is vertically connected with a horizontal plate, and the horizontal plate is rotatably connected with the round rod through a bearing.
[0022] The sliding block 10 is driven to slide up and down by the driving mechanism, which can drive the horizontal pipe to slide up and down, thereby realizing the up-down movement of the horizontal pipe, and further changing the insertion depth of the water suction pipe 3, and realizing the placement of the water suction pipe 3 according to the required water suction position. The driving mechanism is specifically operated as follows: the lead screw 11 is rotated, and since the lead screw 11 is threadedly connected with the screw hole in the sliding block 10 and the sliding block 10 is slidably connected with the vertical beam 9, the rotation of the lead screw 11 drives the sliding block 10 to slide up and down.
[0023] The lower end of the spring pipe 12 is fixedly connected and communicated with a circular pipe, the circular pipe is rotatably connected with the inner tube 13 through a sealing bearing, the outer wall of the inner tube 13 is provided with external threads, the measuring cup 1 is provided with a screw hole, the inner tube 13 is threadedly connected with the screw hole, and the inner tube 13 is provided with the valve 14. Rotating the inner tube 13 can separate the inner tube 13 from the measuring cup 1, and at the same time, the lid can be opened, thereby facilitating the cleaning of the measuring cup 1.
[0024] The use of the present application can simultaneously measure the liquid suction, drive the rotation of the stirring rod 4 by the rotation of the water suction pipe 3, and further drive the uniform mixing of the liquid, so that the liquid containing the precipitate can be uniformly mixed with water, thereby enabling the corresponding amount of precipitate to be sucked out during suction, and further increasing the detection accuracy.
[0025] Finally, it should be pointed out that: the above examples are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims
1. A sampler for liquid food inspection, characterized by: The utility model discloses a metering cup and a transverse pipe, one end of the transverse pipe is detachably communicated with the lower part of the metering cup and is controlled to flow and close through a valve, the other end is closed, the transverse pipe is vertically provided with a water suction pipe downward, the water suction pipe is rotatably connected with the transverse pipe through a bearing, the lower part of the water suction pipe is fixedly arranged along the circumference thereof and is provided with a push rod, the water suction pipe is driven to rotate along the axial line thereof through a driving device, the upper part of the metering cup is closed through a cover, and the cover is communicated with the air inlet end of an air pump, the lower part of the metering cup is provided with a drain port, and the drain port is blocked through a plug.
2. The liquid food sampling device according to claim 1, characterized by: A through hole is vertically arranged above the transverse pipe, a rotating rod is rotatably connected in the through hole through a sealing bearing, the lower end of the rotating rod penetrates into the water suction pipe and is coaxially arranged with the water suction pipe, the rotating rod and the inner wall of the water suction pipe are fixedly connected through a connecting rod, the upper part of the rotating rod is sleeved with a driven gear, and the driving device comprises a driving motor fixedly arranged on the transverse pipe, and the rotating shaft of the driving motor is coaxially fixedly connected with the driven gear meshing with a driving gear.
3. The liquid food sampling device according to claim 2, characterized in that: Further comprising fixedly arranged vertical beam, the vertical beam is provided with a sliding groove, the sliding groove is slidably connected with a sliding block, the sliding block is driven to slide up and down through a driving mechanism, the sliding block is fixedly connected with the transverse pipe, one end of the transverse pipe is communicated with a spring pipe, the other end of the spring pipe is detachably communicated with the lower part of the metering cup, and the spring pipe is controlled through a valve.
4. The liquid food sampling device according to claim 3, characterized in that: The driving mechanism comprises a lead screw, the sliding block is provided with a screw hole, the lead screw penetrates through the screw hole and is threadedly matched with the screw hole, the lower end of the lead screw is coaxially fixedly connected with a round rod, the vertical beam is perpendicularly connected with a horizontal plate, and the horizontal plate is rotatably connected with the round rod through a bearing.
5. The liquid food sampling device according to claim 3, characterized in that: The lower end of the spring pipe is fixedly connected and communicated with a circular pipe, the circular pipe is rotatably connected with an inner pipe through a sealing bearing, the outer wall of the inner pipe is provided with an external thread, a screw hole is arranged in the metering cup, the inner pipe is threadedly matched with the screw hole, a valve is arranged on the inner pipe, and the cover and the metering cup are threadedly connected.