CN215574127U - Inorganic arsenic detects pretreatment clarification plant - Google Patents
Inorganic arsenic detects pretreatment clarification plant Download PDFInfo
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- CN215574127U CN215574127U CN202120799199.4U CN202120799199U CN215574127U CN 215574127 U CN215574127 U CN 215574127U CN 202120799199 U CN202120799199 U CN 202120799199U CN 215574127 U CN215574127 U CN 215574127U
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- inner shell
- shell
- driving rod
- inorganic arsenic
- screw rod
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Abstract
The utility model discloses an inorganic arsenic detection pretreatment purifying device which comprises a shell, wherein a cover is arranged on an opening of the shell, an installation hole is formed in the middle of the cover, a processing assembly is arranged on the installation hole, the processing assembly comprises a rotary table, a driving rod, a bearing and an inner shell, the upper end of the inner shell is opened and is positioned in the shell, the outer side edge of the rotary table is rotatably connected with the inner wall of the installation hole through the bearing, the opening of the inner shell is connected with the lower surface of the rotary table through a fixing piece, the driving rod vertically penetrates through the rotary table, the upper end of the driving rod is connected with an output shaft of a motor arranged on the cover, a crushing knife is fixed at the lower end of the driving rod, a plurality of extension pipes communicated with the inner cavity of the inner shell extend outwards from the lower part of the inner shell, and the purifying assembly is arranged at the outer ends of the extension pipes. This local arsenic detects pretreatment clarification plant for the efficiency of dispelling of sample, and can realize that the reagent dispels the filtration behind the sample, dispel and filter and concentrate together, improved inorganic arsenic's survey efficiency.
Description
Technical Field
The utility model relates to the technical field of inorganic arsenic detection, in particular to purification equipment for inorganic arsenic detection pretreatment.
Background
Arsenic in food products exists in different chemical forms, including organic arsenic and inorganic arsenic. The toxicity of organic arsenic is lower than that of inorganic arsenic, arsenic is slowly excreted in vivo, and people suffer from chronic poisoning due to the enrichment effect. The main symptoms of chronic poisoning are intestinal dysfunction, darkening of skin and mucous membrane, and polyneuritis.
The method for measuring inorganic arsenic comprises the following steps: sampling a sample, digesting the sample (by adopting a wet digestion method), analyzing by using an atomic fluorescence spectrometer, making a standard curve, measuring a sample solution and expressing an analysis result; in the sample digestion process, when the sampled samples are non-liquid, such as meat, vegetables and the like, the samples are slowly digested, so that the sample digestion time is long, and the determination efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, provides the purification equipment for the inorganic arsenic detection pretreatment, accelerates the digestion efficiency of the sample, can realize the filtration after the sample is digested by the reagent, and can improve the determination efficiency of the inorganic arsenic by integrating the digestion and the filtration, and can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an inorganic arsenic detects preceding treatment clarification plant, includes inside hollow and upper end open-ended casing, install the lid on the opening of casing, the mounting hole has been seted up at the lid middle part, install the processing subassembly on the mounting hole.
The utility model discloses a purification device, including the lid, the lid is installed on the lid, the processing component includes carousel, actuating lever, bearing, upper end opening and is located the interior casing of casing, the outside limit of carousel and the inner wall of mounting hole pass through the bearing and rotate to be connected, interior casing opening and carousel lower surface pass through the mounting and connect, the carousel runs through from top to bottom the actuating lever, the upper end of actuating lever and the output shaft of installing the motor on the lid, the lower extreme of actuating lever is fixed with crushing sword, the outside extension pipe that has a plurality of and its inner chamber intercommunication of lower part of interior casing, purification assembly is installed to the outer end of extension pipe.
The inner shell is provided with a control piece for controlling the driving rod and the inner shell to synchronously rotate.
As a preferable technical solution of the present invention, the control member includes a screw rod, the screw rod penetrates the upper portion of the inner housing from inside to outside and is in threaded connection with the inner housing, the screw rod is provided with an air duct having two openings, the two openings are respectively located at one end of the screw rod outside the inner housing and at an outer peripheral side of the screw rod, and a follower plate is fixed at a position of the driving rod corresponding to the screw rod.
As a preferable technical solution of the present invention, a baffle is fixed on the inner wall of the housing at a position corresponding to the screw, and a distance between the baffle and the follower plate is greater than a length of the screw.
As a preferred technical scheme of the utility model, the purification assembly comprises filter cotton and a buckle cover arranged at the outer end of the extension pipe, the filter cotton is positioned in the extension pipe, and the buckle cover is provided with a plurality of through holes communicated with the inner cavity of the extension pipe.
As a preferable technical scheme of the utility model, the electric vehicle further comprises a control switch, and the output end of the control switch is electrically connected with the input end of the motor.
As a preferable technical scheme of the utility model, the diameter of the inner cavity of the inner shell is gradually reduced from bottom to top.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the inorganic arsenic detection pretreatment purifying equipment disclosed by the utility model, the acidic digestion reagent and the sampling sample are placed in the inner shell, the inner shell is arranged on the lower surface of the rotary table through the fixing piece, the crushing knife is used for crushing the sampling sample in the reagent, the digestion time of the sample is shortened, the driving rod drives the inner shell to rotate through the follow-up plate and the screw rod, the reagent in the inner shell flows into the shell through the filter cotton and the buckle cover under the action of centrifugal force, the equipment is convenient to filter, the digestion and the filtration of the equipment are centralized, and the determination efficiency of the inorganic arsenic is improved.
2. According to the inorganic arsenic detection pretreatment purifying equipment disclosed by the utility model, when the crushing knife is used for crushing a sample, one end of the screw rod, which is positioned outside the inner shell, is contacted with the baffle, and the screw rod and the baffle prevent the inner shell from rotating along with a reagent in the inner shell, so that the crushing effect of the crushing knife is ensured; the screw rod and the follow-up plate are partially overlapped, and two openings of the air channel of the screw rod are respectively positioned inside and outside the inner shell, so that the inside and the outside of the inner shell are communicated through the air channel, and the filtering of a reagent in the inner shell is facilitated.
3. According to the inorganic arsenic detection pretreatment purifying equipment disclosed by the utility model, the diameter of the inner cavity of the inner shell is gradually reduced from bottom to top, so that the reagent in the inner shell can be conveniently moved to the purifying assembly, and the filtering efficiency of the reagent in the inner shell is improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the partial cross-sectional structure of FIG. 1;
fig. 3 is an enlarged view of a structure of fig. 2.
In the figure: 1 motor, 2 turnplate, 3 control switch, 4 driving rod, 5 covers, 6 shells, 7 bearings, 8 crushing knife, 9 baffles, 10 filter cotton, 11 covers, 12 fixing pieces, 13 follow-up plates, 14 inner shells, 15 screws and 16 air ducts.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described below with reference to the accompanying drawings and examples.
The first embodiment is as follows: referring to fig. 1-3, the present embodiment discloses an inorganic arsenic detection pretreatment purifying apparatus, which includes a hollow housing 6 with an opening at an upper end, a cover 5 installed on the opening of the housing 6, a mounting hole formed in the middle of the cover 5, and a processing assembly installed on the mounting hole.
The processing assembly comprises a rotary table 2, a driving rod 4, a bearing 7 and an inner shell 14 which is provided with an opening at the upper end and is positioned in a shell 6, the outer side edge of the rotary table 2 is rotatably connected with the inner wall of the mounting hole through the bearing 7, the rotary table 2 can rotate in the mounting hole, and the opening of the inner shell 14 is connected with the lower surface of the rotary table 2 through a fixing piece 12; the fixing piece 12 is a fixing ring with an inner thread on the inner wall, the fixing ring is fixed on the lower surface of the turntable 2, and an outer thread matched with the inner thread is arranged on the outer side surface of the inner shell 14 close to the opening; or the fixed part 12 is a positioning ring with a clamping groove on the inner wall, and an elastic clamping block is fixed at the upper end of the inner shell 14; or the fixing piece 12 and the upper end of the inner shell 14 are connected in a positioning way through a positioning bolt; the fixing member 12 seals between the opening of the inner housing 14 and the lower surface of the turntable 2.
Run through the middle part of carousel 2 from top to bottom in actuating lever 4, the upper end of actuating lever 4 passes through the coupling joint with the output shaft of installing motor 1 on lid 5, and motor 1 drives the rotation of actuating lever 4, and the lower extreme of actuating lever 4 is fixed with crushing sword 8, and actuating lever 4 drives crushing sword 8 rotatory, and the outside extension that has a plurality of and its inner chamber intercommunication in the lower part of interior casing 14, and purification unit is installed to the outer end of extension.
The purification assembly comprises filter cotton 10 and a buckle cover 11 arranged at the outer end of the extension pipe, the filter cotton 10 is positioned in the extension pipe, and the buckle cover 11 is provided with a plurality of through holes communicated with the inner cavity of the extension pipe; the fixing member 12 seals the opening of the inner housing 14 and the lower surface of the rotary disk 2, and the air pressure prevents the reagent from leaking from the filter cotton 10.
The filter cotton 10 is made of terylene material or basalt fiber composite needle-punched filter material.
The control piece that control actuating lever 4 and interior casing 14 synchronous revolution is installed to interior casing 14, and the control piece includes screw rod 15, and screw rod 15 is inside and outside to run through interior casing 14 upper portion and with interior casing 14 threaded connection, has seted up the air flue that has two openings on the screw rod 15, and two openings are located the outer one end of screw rod 15 outside interior casing 14 and the periphery side of screw rod 15 respectively, and actuating lever 4 corresponds the position of screw rod 15 and is fixed with follow-up plate 13.
The baffle 9 is fixed on the inner wall of the shell 6 corresponding to the position of the screw 15, the distance between the baffle 9 and the follower plate 13 is larger than the length of the screw 15, and the length of the screw 15 is larger than the distance from the fixing piece 12 to the inner wall of the inner shell 14.
The motor control device further comprises a control switch 3, the output end of the control switch 3 is electrically connected with the input end of the motor 1, the input end of the control switch 3 is electrically connected with the output end of an external power supply, and the control switch 3 can control the working state of the motor 1.
Further, the diameter of the inner cavity of the inner housing 14 is gradually reduced from bottom to top.
Preferably, the inner wall of the inner housing 14, the crushing blade 8 and the driving rod 4 in the inner housing 14 are plated with a ceramic layer or a tetrafluoroethylene layer, so that the influence of the crushing blade 8 and the driving rod 4 on the liquid in the inner housing 14 is reduced.
The motor 1 and the control switch 3 used in the present invention are common electronic components in the prior art, and the working mode and the circuit structure thereof are well known technologies, which are not described herein.
The motor 1 is a servo motor or a speed regulating motor.
Preferably, housing 6 and inner housing 14 are made of transparent plastic or transparent glass, which facilitates observation of the inside of inner housing 14.
The working process and principle of the embodiment are as follows:
In the rotating process of the crushing knife 8, one end of the screw 15, which is positioned outside the inner shell 14, is in contact with the baffle 9, and the screw 15 and the baffle 9 prevent the inner shell 14 from rotating along with the reagent in the inner shell 14, so that the crushing effect of the crushing knife 8 is ensured.
The apparatus is allowed to stand for a period of time to allow the sample within inner housing 14 to be digested.
Then, the screw rod 15 is rotated to enable the screw rod 15 to move towards the inner shell 14, the screw rod 15 and the follow-up plate 13 are partially overlapped, two openings of an air channel 16 of the screw rod 15 are respectively positioned inside and outside the inner shell 14, the inside and the outside of the inner shell 14 are communicated through the air channel 16, the driving rod 4 drives the inner shell 14 to rotate through the follow-up plate 13 and the screw rod 15, a reagent in the inner shell 14 flows into the shell 6 through the filtration cotton 10 and the buckle cover 11 under the action of centrifugal force, and the device is convenient to filter.
The diameter from the bottom up of 14 inner chambers in interior casing diminishes gradually, is convenient for the reagent in interior casing 14 to purifying component and removes, improves the filtration efficiency of interior casing 14 interior reagent.
The device has simple structure and is easy to clean.
The parts which are not disclosed in the utility model are all the prior art, and the specific structure, the materials and the working principle are not detailed; the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, the embodiments of the present invention are not limited by the above embodiments, and any other changes, modifications, substitutions, combinations, simplifications, which do not depart from the principle of the present invention, should be equivalent substitutions for those of ordinary skill in the art, which should be covered by the scope of the claims and the specification of the present invention.
Claims (6)
1. The utility model provides an inorganic arsenic detects preceding treatment clarification plant, includes inside hollow and upper end open-ended casing (6), install lid (5), its characterized in that on the opening of casing (6): the middle part of the cover (5) is provided with a mounting hole, and a processing assembly is arranged on the mounting hole;
the processing assembly comprises a rotary table (2), a driving rod (4), a bearing (7) and an inner shell (14) which is provided with an opening at the upper end and is positioned in a shell (6), the outer side edge of the rotary table (2) is rotatably connected with the inner wall of the mounting hole through the bearing (7), the opening of the inner shell (14) is connected with the lower surface of the rotary table (2) through a fixing piece (12), the driving rod (4) vertically penetrates through the rotary table (2), the upper end of the driving rod (4) is connected with an output shaft of a motor (1) arranged on a cover (5), a crushing knife (8) is fixed at the lower end of the driving rod (4), a plurality of extension pipes communicated with the inner cavity of the inner shell (14) extend outwards from the lower part of the inner shell (14), and a purification assembly is arranged at the outer ends of the extension pipes;
the inner shell (14) is provided with a control piece for controlling the synchronous rotation of the driving rod (4) and the inner shell (14).
2. The inorganic arsenic detection pretreatment purifying apparatus according to claim 1, characterized in that: the control piece comprises a screw rod (15), the screw rod (15) penetrates through the upper portion of the inner shell (14) from inside to outside and is in threaded connection with the inner shell (14), an air channel with two openings is formed in the screw rod (15), the two openings are respectively located at one end, located outside the inner shell (14), of the screw rod (15) and the outer peripheral side of the screw rod (15), and a follow-up plate (13) is fixed on the driving rod (4) corresponding to the position of the screw rod (15).
3. The inorganic arsenic detection pretreatment purifying apparatus according to claim 2, characterized in that: a baffle (9) is fixed on the inner wall of the shell (6) at a position corresponding to the screw (15), and the distance between the baffle (9) and the follow-up plate (13) is greater than the length of the screw (15).
4. The inorganic arsenic detection pretreatment purifying apparatus according to claim 1, characterized in that: the purification assembly comprises filter cotton (10) and a buckle cover (11) arranged at the outer end of the extension pipe, the filter cotton (10) is positioned in the extension pipe, and a plurality of through holes communicated with the inner cavity of the extension pipe are formed in the buckle cover (11).
5. The inorganic arsenic detection pretreatment purifying apparatus according to claim 1, characterized in that: the motor is characterized by further comprising a control switch (3), wherein the output end of the control switch (3) is electrically connected with the input end of the motor (1).
6. The inorganic arsenic detection pretreatment purifying apparatus according to any one of claims 1 to 5, characterized in that: the diameter of the inner cavity of the inner shell (14) is gradually reduced from bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120799199.4U CN215574127U (en) | 2021-04-19 | 2021-04-19 | Inorganic arsenic detects pretreatment clarification plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120799199.4U CN215574127U (en) | 2021-04-19 | 2021-04-19 | Inorganic arsenic detects pretreatment clarification plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215574127U true CN215574127U (en) | 2022-01-18 |
Family
ID=79856544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120799199.4U Expired - Fee Related CN215574127U (en) | 2021-04-19 | 2021-04-19 | Inorganic arsenic detects pretreatment clarification plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215574127U (en) |
-
2021
- 2021-04-19 CN CN202120799199.4U patent/CN215574127U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220118 |