Intelligent sampling and sample reserving device and analyzer

Abstract

The utility model relates to an intelligent sampling and sample reserving device and an analyzer, the intelligent sampling and sample reserving device comprises a cabinet, a sampling unit and a sample reserving unit, the sampling unit and the sample reserving unit are arranged in the cabinet, and the sampling unit is positioned above the sample reserving unit; the sampling unit comprises a sampling head and a mixing pool, and the sampling head is used for sampling and conveying to the mixing pool; the mixing tank is used for mixing multiple samples; the sample reserving unit comprises N sample reserving bottles, each sample reserving bottle is communicated with the mixing pool through a sample reserving pipeline, and a sample reserving pump is arranged on the sample reserving pipeline; the sample reserving bottle comprises a bottle body and a bottle cap, a first electric push rod is arranged in the bottle cap, and a sealing piece is arranged at the driving end of the first electric push rod and used for driving the sealing piece to be in sealing fit with a top opening of the bottle body; an emptying opening is formed in the bottom of the bottle body and is provided with a one-way valve; a driving mechanism is arranged on the side edge of the sample reserving bottle and used for driving a valve element of the one-way valve to open the emptying opening. According to the utility model, thorough automatic sealing and emptying are realized, ventilation is realized during sample introduction, automatic sealing is realized after sample introduction, and overflow is prevented when the sample is taken out and transported.

Description

Technical Field

[0001] The utility model belongs to the technical field of analysis and detection, and particularly relates to an intelligent sampling and sample retention device and an analyzer. Background Art

[0002] Currently, the intelligent sampling and sample retention equipment on the market has the following shortcomings: 1. It cannot achieve complete sealing and emptying; 2. It cannot prevent the retained samples from being tampered with. Utility Model Content

[0003] Based on the above-mentioned shortcomings and deficiencies in the prior art, one of the purposes of the present invention is to at least solve one or more of the above-mentioned problems in the prior art. In other words, one of the purposes of the present invention is to provide an intelligent sampling and sample retention device and analyzer that meets one or more of the above-mentioned needs.

[0004] In order to achieve the above-mentioned purpose of the utility model, the utility model adopts the following technical solutions:

[0005] An intelligent sampling and sample retention device comprises a cabinet, a sampling unit and a sample retention unit installed in the cabinet, wherein the sampling unit is located above the sample retention unit;

[0006] The sampling unit includes a sampling head and a mixing tank. The sampling head is used to collect samples and transport them to the mixing tank. The mixing tank is used to mix multiple samples.

[0007] The sample retention unit includes N sample retention bottles, each of which is connected to the mixing tank through a sample retention pipeline, and a sample retention pump is provided on the sample retention pipeline, where N is a positive integer;

[0008] Among them, the sample bottle includes a bottle body and a bottle cap, a first electric push rod is provided in the bottle cap, and a sealing member is provided at the driving end of the first electric push rod, which is used to drive the sealing member to seal and fit in the top opening of the bottle body; the bottom of the bottle body has an emptying port, and the emptying port is provided with a one-way valve; the side of the sample bottle is provided with a driving mechanism, which is used to drive the valve core of the one-way valve to open the emptying port.

[0009] As a preferred solution, a Hall sensor is provided between the bottle body and the bottle cap for detecting whether the bottle cap is opened.

[0010] As a preferred solution, the sample bottle further includes a base, the bottom of the bottle body is embedded in the base, and a Hall sensor is provided between the base and the bottle body for detecting whether the bottle body is moved out of the base;

[0011] The base has a through hole corresponding to the drain port.

[0012] As a preferred solution, the driving mechanism includes a second electric push rod and a U-shaped connecting rod, the first end of the U-shaped connecting rod is connected to the driving end of the second electric push rod, and the second end of the U-shaped connecting rod is used to drive the valve core of the one-way valve;

[0013] When the second electric push rod drives the U-shaped connecting rod to move upward, the second end of the U-shaped connecting rod links the valve core of the one-way valve to open the drain port;

[0014] When the second electric push rod drives the U-shaped connecting rod to move downward and reset, the second end of the U-shaped connecting rod is separated from the valve core of the one-way valve, and the spring and valve core of the one-way valve are reset to close the drain port.

[0015] As a preferred solution, the sample retention unit further comprises a tray, all the sample retention bottles are arranged in an array on the tray, and all the driving mechanisms are arranged in an array on the tray corresponding to the sample retention bottles;

[0016] The tray has N embedded grooves and their corresponding emptying grooves and driving grooves. The embedded grooves are used to embed the corresponding sample bottles. The emptying grooves are connected to the emptying ports of the sample bottles. The second electric push rod is arranged on the driving groove, and the first end and the second end of the U-shaped connecting rod are respectively inserted into the driving groove and the emptying groove.

[0017] As a preferred solution, a water collecting tray is provided under the tray for draining the collected water from the sample bottles.

[0018] As a preferred solution, there are several mixing pools for switching the mixing pools.

[0019] As a preferred solution, the sample bottle has a quick-plug connector for sample injection, which is used for quick plugging and unplugging with the sample pipeline.

[0020] As a preferred solution, the sample bottle is provided with a breathing light.

[0021] The utility model also provides an analyzer, which adopts the intelligent sampling and sample retention device as described in any of the above solutions to perform sampling and sample retention.

[0022] Compared with the prior art, the present invention has the following beneficial effects:

[0023] (1) Complete automatic sealing and Hall sensor to prevent tampering; special structural design, breathable during sample introduction, automatic sealing after sample introduction, and prevent overflow during removal and transportation;

[0024] (2) Complete automatic emptying, with concealed outlet to prevent accidental touch; if there is malicious emptying, the sample bottle will be monitored in real time;

[0025] (3) Breathing light reminder: the sample bottle can be normal or has been manipulated by the breathing light reminder;

[0026] (4) Samples are tamper-proof and the entire process is monitored. Whether it is manual or automatic operation, operation records can be traced;

[0027] (5) Quick plug-in connection for sample bottle injection. When retaining samples, the pipeline is directly filled, independently operated, non-interfering with each other, and individually locked. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a schematic structural diagram of the intelligent sampling and sample retention device according to Example 1 of the present utility model;

[0029] Figure 2 This is a schematic diagram of the sampling and sample retention structure of the intelligent sampling and sample retention device of Example 1 of the present utility model;

[0030] Figure 3 This is a structural diagram of sampling and sample retention from another perspective of the intelligent sampling and sample retention device of Example 1 of the present utility model;

[0031] Figure 4 yes Figure 3 AA section view in. DETAILED DESCRIPTION

[0032] In order to more clearly illustrate the embodiments of the present invention, the specific implementation methods of the present invention will be described below with reference to the accompanying drawings. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings and other implementation methods can be obtained based on these drawings without inventive work.

[0033] Example 1:

[0034] like Figures 1 to 4 As shown, the intelligent sampling and sample retention device of this embodiment includes a cabinet I and a control cabinet II, a sampling unit III, and a sample retention unit IV installed in the cabinet. The control cabinet II is located at the top of the cabinet I and is used to control automatic sampling and sample retention. The sampling unit III is located in the middle of the cabinet I, and the sample retention unit IV is located at the bottom of the cabinet I. The cabinet I is provided with rollers O for easy movement.

[0035] Specifically, the sampling unit III includes a sampling head, a first mixing pool 1 and a second mixing pool 2. The sampling head is used for sampling to transport it to the first mixing pool or the second mixing pool. The mixing pool is used to mix multiple samples. The specific structure of the sampling head can refer to the existing technology and will not be repeated here. For multiple sampling, that is, sampling is performed according to the set sampling interval, and the multiple samples are mixed to ensure the accuracy of subsequent sampling detection.

[0036] The sample retention unit IV of this embodiment includes a tray 3 and twelve sample bottles 4 distributed in an array on the tray. Each sample bottle is connected to the first mixing pool 1 and the second mixing pool 2 through a sample retention pipeline. A sample retention pump is provided on the sample retention pipeline, and automatic sample retention is achieved by driving the sample retention pump. The specific structure of the sample retention pipeline and the sample retention pump can be referred to the existing technology and will not be repeated here.

[0037] Specifically, the tray 3 has a mounting groove 31, an emptying groove 32 and a driving groove 33 corresponding to the sample bottles 4. The mounting groove 31 is used to mount the corresponding sample bottle 4. The sample bottle 4 of this embodiment has a quick-plug connector 40 for quick plugging and unplugging with the sample pipeline.

[0038] The sample bottle 4 of this embodiment includes a base 41, a bottle body 42 and a bottle cap 43. The base 41 is inserted into the embedding groove 31 of the tray to ensure the stable installation of the sample bottle 4; the bottom of the bottle body 42 has an emptying port, and the emptying port is provided with a one-way valve 5. The bottom of the bottle body 42 is embedded in the base 41, and the base 41 has a through hole corresponding to the emptying port for convenient emptying; in addition, a Hall sensor 6 is provided between the base 41 and the bottle body 42 for detecting whether the bottle body 42 is moved out of the base 41 to prevent malicious emptying. The sample bottle is monitored in real time, and the discharge port is concealed to prevent accidental touching.

[0039] Among them, an electric push rod 7 is provided in the bottle cap 43, and a sealing member 8 is provided at the driving end of the electric push rod 7, which is used to drive the sealing member 8 to press down and seal with the top opening of the bottle body to prevent overflow when the sample bottle 4 is taken out for transportation; when the electric push rod 7 is reset, the sealing member 8 moves up to ensure air permeability during sampling; in addition, a driving mechanism is provided on the side of the sample bottle 4, and the driving mechanism is used to drive the valve core of the one-way valve 5 to open the emptying port to achieve emptying.

[0040] Specifically, the driving mechanism includes an electric push rod 9 and a U-shaped connecting rod 10. The first end of the U-shaped connecting rod 10 is connected to the driving end of the electric push rod 9, and the second end of the U-shaped connecting rod 10 is used to drive the valve core of the one-way valve 5. When the electric push rod 9 drives the U-shaped connecting rod 10 to move upward, the second end of the U-shaped connecting rod 10 is linked to the valve core of the one-way valve 5 to open the drain port. When the electric push rod 9 drives the U-shaped connecting rod 10 to move downward and reset, the second end of the U-shaped connecting rod 10 is separated from the valve core of the one-way valve 5, and the spring and valve core of the one-way valve are reset to close the drain port. Among them, the drain groove 32 is connected to the drain port of the sample bottle 4, the electric push rod 9 is arranged above the driving groove 33, and a protective shell 11 is provided outside the electric push rod 9. The first end and the second end of the U-shaped connecting rod 10 are respectively inserted into the driving groove 33 and the drain groove 32.

[0041] In addition, a Hall sensor 12 is provided between the bottle body 42 and the bottle cap 43 of this embodiment to detect whether the bottle cap 43 is opened, thereby preventing tampering and monitoring the entire process. Whether it is manual operation or automatic operation, there are operation records that can be traced.

[0042] A water collecting tray 13 is provided under the tray 3 of this embodiment, for draining the collected water from the sample bottles 4 for easy discharge.

[0043] The sample bottle 4 of this embodiment is provided with a breathing light 14, which can remind you whether the sample bottle is normal or has been operated.

[0044] The intelligent sampling and sample retention device of this embodiment uses an electric push rod to achieve sealing. When sealed, it is completely sealed to prevent overflow. When opened, there is an air channel to facilitate sampling; the electric push rod is used to push the one-way valve to achieve emptying, and the hidden design of the discharge port prevents manual emptying by mistake; all automatic sampling and emptying actions are recorded by the system; sampling can be achieved by manually unscrewing the bottle cap, and the manual unscrewing of the bottle cap is recorded by the Hall sensor; if the sample bottle is deliberately emptied manually, the Hall sensor will also be triggered, and all manual actions are recorded; the sample bottle is connected to the pipeline with a quick plug to achieve quick plug and pull, which makes it convenient for the sample to be taken away; each sample bottle exists independently and is connected to the system separately without interfering with each other.

[0045] The analyzer of this embodiment adopts the above-mentioned intelligent sampling and sample retention device to sample and retain samples. After sampling through the mixing pool, the samples are input into the analysis unit of the analyzer for analysis. If the analysis result is abnormal, the samples are retained through the sample retention bottle.

[0046] Example 2:

[0047] The intelligent sampling and sample retention device of this embodiment is different from that of embodiment 1 in that:

[0048] The number of mixing tanks and sample bottles can be adjusted according to actual application requirements to meet the needs of different applications; in addition, the breathing light and Hall sensor can also be omitted according to actual application requirements;

[0049] For other structures, please refer to Example 1;

[0050] The analyzer of this embodiment adopts the intelligent sampling and sample retention device of this embodiment to sample and retain samples. After sampling through the mixing pool, the samples are input into the analysis unit of the analyzer for analysis. If the analysis result is abnormal, the samples are retained through the sample retention bottle.

[0051] The above description is only a detailed description of the preferred embodiments and principles of the present invention. For ordinary technicians in this field, based on the ideas provided by the present invention, there will be changes in the specific implementation methods, and these changes should also be regarded as the scope of protection of the present invention.

Claims

1. An intelligent sampling and sample retention device, characterized in that: It includes a cabinet, a sampling unit and a sample retention unit installed in the cabinet, wherein the sampling unit is located above the sample retention unit; The sampling unit includes a sampling head and a mixing tank. The sampling head is used to collect samples and transport them to the mixing tank. The mixing tank is used to mix multiple samples. The sample retention unit includes N sample retention bottles, each of which is connected to the mixing tank through a sample retention pipeline, and a sample retention pump is provided on the sample retention pipeline, where N is a positive integer; Among them, the sample bottle includes a bottle body and a bottle cap, a first electric push rod is provided in the bottle cap, and a sealing member is provided at the driving end of the first electric push rod, which is used to drive the sealing member to seal and fit in the top opening of the bottle body; the bottom of the bottle body has an emptying port, and the emptying port is provided with a one-way valve; the side of the sample bottle is provided with a driving mechanism, which is used to drive the valve core of the one-way valve to open the emptying port.

2. The intelligent sampling and sample retention device according to claim 1, characterized in that: A Hall sensor is provided between the bottle body and the bottle cap for detecting whether the bottle cap is opened.

3. The intelligent sampling and sample retention device according to claim 1, characterized in that: The sample bottle also includes a base, the bottom of the bottle body is embedded in the base, and a Hall sensor is provided between the base and the bottle body for detecting whether the bottle body is moved out of the base; The base has a through hole corresponding to the drain port.

4. The intelligent sampling and sample retention device according to claim 1, characterized in that: The driving mechanism includes a second electric push rod and a U-shaped connecting rod, wherein the first end of the U-shaped connecting rod is connected to the driving end of the second electric push rod, and the second end of the U-shaped connecting rod is used to drive the valve core of the one-way valve; When the second electric push rod drives the U-shaped connecting rod to move upward, the second end of the U-shaped connecting rod links the valve core of the one-way valve to open the drain port; When the second electric push rod drives the U-shaped connecting rod to move downward and reset, the second end of the U-shaped connecting rod is separated from the valve core of the one-way valve, and the spring and valve core of the one-way valve are reset to close the drain port.

5. The intelligent sampling and sample retention device according to claim 4, characterized in that: The sample retention unit further comprises a tray, all the sample retention bottles are arranged in an array on the tray, and all the driving mechanisms are arranged in an array on the tray corresponding to the sample retention bottles; The tray has N embedded grooves and their corresponding emptying grooves and driving grooves. The embedded grooves are used to embed the corresponding sample bottles. The emptying grooves are connected to the emptying ports of the sample bottles. The second electric push rod is arranged on the driving groove, and the first end and the second end of the U-shaped connecting rod are respectively inserted into the driving groove and the emptying groove.

6. The intelligent sampling and sample retention device according to claim 5, characterized in that: A water collecting tray is provided under the tray for collecting water from the sample bottles when the samples are emptied.

7. The intelligent sampling and sample retention device according to any one of claims 1 to 6, characterized in that: There are several mixing pools for switching the mixing pools.

8. The intelligent sampling and sample retention device according to any one of claims 1 to 6, characterized in that: The sample bottle is provided with a quick-insertion connector for quick insertion and removal with the sample pipeline.

9. The intelligent sampling and sample retention device according to any one of claims 1 to 6, characterized in that: The sample bottle is provided with a breathing light.

10. An analyzer, characterized in that: Sampling and sample retention are performed using the intelligent sampling and sample retention device as described in any one of claims 1 to 9.

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