Liquid food collecting device

Abstract

The utility model discloses a liquid food collecting device and relates to the technical field of food sampling. The collector comprises a pipe body and a piston rod, the piston rod is inserted in the pipe body in a sliding mode, a piston plate is fixedly installed at the bottom end of the piston rod, a pipe head is fixedly installed at the bottom end of the pipe body and communicated with the interior of the pipe body, a filter screen cover is fixedly installed at the bottom end of the pipe body, and the pipe head is located in the filter screen cover; scale marks are fixedly installed on the outer surface of the pipe body, a driving assembly is installed on the pipe body, the driving assembly is used for driving the piston rod and the piston plate to ascend in the pipe body, liquid food is collected, after collection is completed, the driving assembly further has a self-locking function, the situation that a sample of the pipe body leaks due to the fact that the piston rod is touched by mistake is avoided, and the sampling efficiency is improved. By arranging the filter screen cover, the filter screen cover at the bottom end of the pipe body can block particulate matters in the liquid food, and the particulate matters are prevented from blocking the pipe head and affecting collection of the liquid food.

Description

Technical Field

[0001] The utility model relates to the technical field of food sampling, in particular to a liquid food sampling device. Background Art

[0002] At present, more and more new brands of liquid food from Internet celebrities are entering people's lives. Liquid food is an important type of food, and common ones include milk, alcohol, fruit and vegetable beverages, cooking oil and condiments. However, with the development of science and technology, the composition of liquid food is becoming more and more complex, and food safety incidents occur from time to time. Liquid food safety testing is to detect harmful substances in food in accordance with national indicators, mainly the detection of some harmful and toxic indicators, such as heavy metals, aflatoxin, etc. An important aspect of food science and engineering is the introduction and application of chemical unit operations, and the development of food engineering unit operations, so as to promote the development of the food industry towards large-scale, continuous and automated directions. Food sampling is required before food testing.

[0003] Currently, liquid food is mostly sampled by a collection device similar to a syringe, but most of these collection devices do not have a self-locking structure. Therefore, after the collection is completed, it is easy to accidentally touch the piston rod, causing the sample in the tube to leak. In view of the above problem, the inventor proposes a liquid food collection device to solve the above problem. Utility Model Content

[0004] In order to solve the problem that most of the existing liquid food collection devices do not have a self-locking structure, which easily leads to leakage of samples in the tube body; the purpose of the utility model is to provide a liquid food collection device.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a liquid food collection device, including a collector, the collector including a tube body and a piston rod, the piston rod is slidably inserted in the tube body, a piston plate is fixedly installed at the bottom end of the piston rod, a tube head is fixedly installed at the bottom end of the tube body, and the tube head is connected with the inside of the tube body, a filter cover is fixedly installed at the bottom end of the tube body, and the tube head is located in the filter cover, scale lines are fixedly installed on the outer surface of the tube body, and a driving assembly is installed on the tube body. The handheld collector is used to insert the tube head at the bottom end of the tube body into the liquid food, and the filter cover at the bottom end of the tube body can block the particles in the liquid food to prevent the particles from clogging the tube head. Then, the driving assembly is used to drive the piston rod and the piston plate to rise in the tube body to collect the liquid food. The collected sample volume can be observed through the scale lines on the tube body. After the collection is completed, the driving assembly also has a self-locking function to prevent the piston rod from being accidentally touched, resulting in the leakage of the sample in the tube body.

[0006] Preferably, the driving assembly includes a gear, and the gear is rotatably installed on the top of the tube body, a tooth groove is opened on one side of the piston rod, and the gear is meshed with the tooth groove, a worm is rotatably installed on one side of the tube body, a knob is fixedly installed on the bottom end of the worm, a worm wheel is fixedly installed on one side of the gear, and the worm wheel is meshed with the worm, turning the knob drives the worm to rotate, the worm drives the worm wheel to rotate, and the worm wheel drives the gear to rotate, and the gear engages with the tooth groove on the piston rod to drive the piston rod and the piston plate to rise in the tube body to collect liquid food.

[0007] Preferably, a protective cover is slidably installed on the tube body, and the protective cover can be slidably mounted on the knob. A slider is slidably mounted on the tube body, and the slider is in contact with the protective cover. After the collection is completed, the protective cover is slidably mounted on the knob to prevent accidental touching of the knob, and the slider is slid to limit the protective cover.

[0008] Preferably, a sliding rod is slidably inserted on the tube body, and one end of the sliding rod is fixedly connected to one end of the slider, a spring is sleeved on the sliding rod, and one end of the spring is fixedly connected to one end of the slider, and the slider and the sliding rod are driven to slide by the rebound force of the spring.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] In the utility model, a driving assembly is provided to drive the piston rod and the piston plate to rise in the tube body to collect liquid food. After the collection is completed, the driving assembly also has a self-locking function to prevent accidental contact with the piston rod, resulting in leakage of the sample in the tube body.

[0011] In the utility model, by arranging the filter screen cover, the filter screen cover at the bottom end of the tube body can block the particles in the liquid food, thereby preventing the particles from clogging the tube head and affecting the collection of the liquid food. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the internal structure of the tube body of the utility model;

[0015] Figure 3 For this utility model Figure 1 A schematic diagram of the structure enlargement in the middle;

[0016] Figure 4 For this utility model Figure 1 Enlarged schematic diagram of the structure at point B in the middle.

[0017] In the figure: 1. collector; 11. tube body; 111. scale line; 112. tube head; 12. piston rod; 121. tooth groove; 122. piston plate; 2. filter cover; 3. drive assembly; 31. knob; 32. worm; 33. gear; 34. protective cover; 35. worm wheel; 36. slider; 37. slide rod; 38. spring. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Example: Figure 1-4 As shown, the utility model provides a liquid food collection device, including a collector 1, the collector 1 includes a tube body 11 and a piston rod 12, the piston rod 12 is slidably inserted in the tube body 11, a piston plate 122 is fixedly installed at the bottom end of the piston rod 12, a pipe head 112 is fixedly installed at the bottom end of the tube body 11, and the pipe head 112 is communicated with the inside of the tube body 11, a filter cover 2 is fixedly installed at the bottom end of the tube body 11, and the pipe head 112 is located in the filter cover 2, a scale line 111 is fixedly installed on the outer surface of the tube body 11, and a drive assembly 3 is installed on the tube body 11. When collecting samples, first hold the collector 1 and insert the tube head 112 at the bottom of the tube body 11 into the liquid food. The filter cover 2 at the bottom of the tube body 11 can block the particles in the liquid food to prevent the particles from clogging the tube head 112. Then use the driving component 3 to drive the piston rod 12 and the piston plate 122 to rise in the tube body 11 to collect the liquid food. The collected sample amount can be observed through the scale line 111 on the tube body 11. After the collection is completed, the driving component 3 also has a self-locking function to prevent accidental touching of the piston rod 12, which will cause the sample in the tube body 11 to leak.

[0020] The driving assembly 3 includes a gear 33 , and the gear 33 is rotatably mounted on the top end of the tube body 11 . A tooth groove 121 is formed on one side of the piston rod 12 , and the gear 33 meshes with the tooth groove 121 .

[0021] By adopting the above technical solution, the gear 33 is meshed with the tooth groove 121 on the piston rod 12, thereby driving the piston rod 12 and the piston plate 122 to rise in the tube body 11 to collect the liquid food.

[0022] A worm 32 is rotatably mounted on one side of the tube body 11 , and a knob 31 is fixedly mounted on the bottom end of the worm 32 .

[0023] By adopting the above technical solution, rotating the knob 31 drives the worm 32 to rotate.

[0024] A worm wheel 35 is fixedly mounted on one side of the gear 33 , and the worm wheel 35 is meshed with the worm 32 .

[0025] By adopting the above technical solution, the worm 32 drives the worm wheel 35 to rotate, and the worm wheel 35 drives the gear 33 to rotate.

[0026] A protective cover 34 is slidably mounted on the tube body 11 , and the protective cover 34 can be slidably sleeved on the knob 31 .

[0027] By adopting the above technical solution, after the collection is completed, the sliding protective cover 34 is sleeved on the knob 31 to prevent the knob 31 from being accidentally touched.

[0028] A sliding block 36 is slidably mounted on the tube body 11 , and the sliding block 36 is in contact with the protective cover 34 .

[0029] By adopting the above technical solution, the sliding block 36 limits the protective cover 34 .

[0030] A sliding rod 37 is slidably inserted into the tube body 11 , and one end of the sliding rod 37 is fixedly connected to one end of the sliding block 36 .

[0031] By adopting the above technical solution, the slider 36 drives the slide bar 37 to slide.

[0032] A spring 38 is sleeved on the slide bar 37 , and one end of the spring 38 is fixedly connected to one end of the slide block 36 .

[0033] By adopting the above technical solution, the sliding block 36 and the sliding rod 37 are driven to slide by utilizing the resilience of the spring 38 .

[0034] Working principle: When the utility model is used, first slide the slider 36 at the bottom of the protective cover 34 away and squeeze the spring 38, then slide the protective cover 34 downward to make the knob 31 leak out, the protective cover 34 can also limit the slider 36, then hold the collector 1 to insert the tube head 112 at the bottom of the tube body 11 into the liquid food, the filter cover 2 at the bottom of the tube body 11 can block the particles in the liquid food to prevent the particles from clogging the tube head 112, then turn the knob 31 to drive the worm 32 to rotate, the worm 32 drives the worm wheel 35 to rotate, and the worm wheel 35 drives the gear 33 rotates, and the gear 33 engages with the tooth groove 121 on the piston rod 12, driving the piston rod 12 and the piston plate 122 to rise in the tube body 11 to collect liquid food. The collected sample volume can be observed through the scale line 111 on the tube body 11. After the collection is completed, the sliding protective cover 34 is sleeved on the knob 31 for self-locking to prevent the knob 31 from being accidentally touched to drive the piston rod 12 to move, resulting in leakage of the sample in the tube body 11. After the protective cover 34 slides up, the rebound force of the spring 38 of the slider 36 slides to the bottom end of the protective cover 34 to limit the protective cover 34.

[0035] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A liquid food collection device, comprising a collector (1), characterized in that: The collector (1) comprises a tube body (11) and a piston rod (12), wherein the piston rod (12) is slidably inserted in the tube body (11), a piston plate (122) is fixedly mounted on the bottom end of the piston rod (12), a pipe head (112) is fixedly mounted on the bottom end of the tube body (11), and the pipe head (112) is communicated with the inside of the tube body (11), a filter cover (2) is fixedly mounted on the bottom end of the tube body (11), and the pipe head (112) is located in the filter cover (2), a scale line (111) is fixedly mounted on the outer surface of the tube body (11), and a drive assembly (3) is mounted on the tube body (11), and the drive assembly (3) comprises a gear (33), and the gear (33 ) is rotatably mounted on the top of the tube body (11), a tooth groove (121) is provided on one side of the piston rod (12), and the gear (33) is meshed with the tooth groove (121), a worm (32) is rotatably mounted on one side of the tube body (11), a knob (31) is fixedly mounted on the bottom end of the worm (32), a worm wheel (35) is fixedly mounted on one side of the gear (33), and the worm wheel (35) is meshed with the worm (32), a protective cover (34) is slidably mounted on the tube body (11), and the protective cover (34) can be slidably mounted on the knob (31), a slider (36) is slidably mounted on the tube body (11), and the slider (36) is in contact with the protective cover (34).

2. A liquid food collection device as claimed in claim 1, characterized in that: A sliding rod (37) is slidably inserted on the tube body (11), and one end of the sliding rod (37) is fixedly connected to one end of the sliding block (36).

3. A liquid food collection device as claimed in claim 2, characterized in that: The slide bar (37) is sleeved with a spring (38), and one end of the spring (38) is fixedly connected to one end of the slide block (36).

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