CN219084813U - PH detection device and pH detection module - Google Patents
PH detection device and pH detection module Download PDFInfo
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- CN219084813U CN219084813U CN202223412396.XU CN202223412396U CN219084813U CN 219084813 U CN219084813 U CN 219084813U CN 202223412396 U CN202223412396 U CN 202223412396U CN 219084813 U CN219084813 U CN 219084813U
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Abstract
The utility model relates to the technical field of pH detection, in particular to a pH detection device and a pH detection module. The pH detection device comprises: a pH electrode assembly; the sleeve is arranged at the outer side of the pH electrode assembly and is provided with a liquid inlet, and a liquid containing cavity is formed between the sleeve and the pH electrode assembly; the tool bit piece is connected with the sleeve and arranged at the bottom of the sleeve, a liquid containing groove communicated with the liquid containing cavity is formed in the tool bit piece, a liquid outlet is formed in the tool bit piece, and the liquid outlet is communicated with the liquid containing groove; the cutter head piece is suitable for cutting the packaging box so that the sample liquid to be tested enters the liquid containing cavity from the liquid inlet. Therefore, the defects that in the prior art, at least two operation steps including manual opening of a packaging box and putting of a pH electrode assembly for detection are needed to detect the pH value of the sample liquid, the steps are complex, the operation process is complex and the time consumption is long, and the detection work efficiency is low are overcome.
Description
Technical Field
The utility model relates to the technical field of pH detection, in particular to a pH detection device and a pH detection module.
Background
In the prior art, colorimetry and potentiometry are generally used for measuring the pH value in aqueous solutions. The potentiometric method is also the only method capable of realizing continuous online measurement and process monitoring, and the pH value in the aqueous phase solution is further obtained by adopting a pH electrode assembly to contact with the aqueous phase solution and measuring the electrode potential of the aqueous phase solution.
In the prior art, when the dairy product pH value detection operation of mass forming package is carried out, after the packaging box is manually unpacked, the pH detection device is stretched into the packaging box to be contacted with sample liquid, and the pH electrode assembly is utilized to carry out the detection of the sample liquid to be detected, namely at least two operation steps including manual opening of the packaging box and detection of the pH electrode assembly are needed. The samples to be detected every day are different in detection quantity from three thousand samples to twenty thousand samples due to different factory productivity, product varieties and the like, the detection is carried out in the mode, the steps are complex, the operation process is complex, the time consumption is long, and the detection work efficiency is low.
Disclosure of Invention
Therefore, the technical problems to be solved by the utility model are as follows: the method overcomes the defects that in the prior art, at least two operation steps including manual opening of a packaging box and putting of a pH electrode assembly for detection are needed for detecting the pH value of the sample liquid, the steps are complex, the operation process is complex and the time consumption is long, and the detection work efficiency is low.
To this end, the present utility model provides a pH detection device comprising:
a pH electrode assembly;
the sleeve is arranged at the outer side of the pH electrode assembly and is provided with a liquid inlet, and a liquid containing cavity is formed between the sleeve and the pH electrode assembly;
the tool bit piece is connected with the sleeve and arranged at the bottom of the sleeve, a liquid containing groove communicated with the liquid containing cavity is formed in the tool bit piece, a liquid outlet is formed in the tool bit piece, and the liquid outlet is communicated with the liquid containing groove;
the cutter head piece is suitable for cutting the packaging box so that the sample liquid to be tested enters the liquid containing cavity from the liquid inlet.
Optionally, the inlet is provided with a plurality ofly along the circumference of sleeve, the leakage fluid dram is provided with a plurality ofly along the circumference of tool bit spare.
Optionally, the transverse section of the liquid containing groove is circular, and the area of the transverse section is linearly reduced from top to bottom.
Optionally, a gap is formed between the bottom of the pH electrode assembly and the bottom of the liquid container, and the gap is not less than 5mm.
Optionally, the method further comprises:
the outlet end of the water source pipeline extends into the liquid containing cavity, and the inlet end of the water source pipeline is suitable for being externally connected with a water source; and/or
The outlet end of the air source pipeline extends into the liquid containing cavity, and the inlet end of the air source pipeline is suitable for being externally connected with an air source.
Optionally, a threaded connection is adopted between the sleeve and the tool bit piece.
Optionally, the cutter head piece is provided with a blade, the pH detection device further comprises a disassembly and assembly seat, a clamping interface is arranged on the disassembly and assembly seat, and the blade is suitable for being inserted into the clamping interface to limit.
The utility model also provides a pH detection module, which comprises:
installing a module;
the pH detection device according to any one of the above aspects, wherein the pH detection device is mounted on the mounting module.
Optionally, a plurality of installation positions are regularly distributed on the installation module, and the tops of the pH detection devices are respectively connected to the installation positions.
Optionally, the method further comprises:
the water source main pipe is suitable for being externally connected with a water source, is arranged on the mounting module and is communicated with a plurality of water source pipelines, and the water source pipelines are suitable for extending into the corresponding liquid containing cavities of the pH detection device; and/or
The air source main pipe is suitable for being externally connected with an air source, is arranged on the installation module and is communicated with a plurality of air source pipelines, and the air source pipelines are suitable for extending into the corresponding liquid containing cavities of the pH detection device.
The technical scheme of the utility model has the following advantages:
1. the present utility model provides a pH detection device, comprising: a pH electrode assembly; the sleeve is arranged at the outer side of the pH electrode assembly and is provided with a liquid inlet, and a liquid containing cavity is formed between the sleeve and the pH electrode assembly; the tool bit piece is connected with the sleeve and arranged at the bottom of the sleeve, a liquid containing groove communicated with the liquid containing cavity is formed in the tool bit piece, a liquid outlet is formed in the tool bit piece, and the liquid outlet is communicated with the liquid containing groove; the cutter head piece is suitable for cutting the packaging box so that the sample liquid to be tested enters the liquid containing cavity from the liquid inlet.
The utility model provides a pH detection device, which is characterized in that a sleeve is arranged outside a pH electrode assembly to be matched with a cutter head piece, so that the pH detection device has the functions of opening and detecting, namely, the cutter head piece performs integrated operation for the opening of a packaging box and the detection operation of the pH electrode assembly, and the operation efficiency of the detection operation is improved, thereby overcoming the defects of the prior art that at least two operation steps including manual opening of the packaging box and putting into the pH electrode assembly for detection are required for detecting the pH value of sample liquid, the steps are complicated, the operation process is complicated and the time consumption is long, and the detection work efficiency is low.
2. The utility model provides a pH detection device, wherein a plurality of liquid inlets are formed in the circumferential direction of a sleeve, and a plurality of liquid outlets are formed in the circumferential direction of a cutter head piece.
A plurality of liquid inlets are formed along the circumferential direction of the sleeve, so that the sample liquid to be tested can conveniently enter the liquid containing cavity on the sleeve along multiple angles, and the speed of the sample liquid to be tested in the pH electrode assembly is improved; the plurality of liquid discharge ports are formed along the circumferential direction of the cutter head piece, so that rapid air guide is facilitated when the cutter head piece cuts the packaging box, the atmospheric pressure is balanced, meanwhile, the sample liquid to be tested can be conveniently discharged from the liquid storage tank on the cutter head piece along multiple angles, and the discharge rate of the sample liquid to be tested is improved.
3. The utility model provides a pH detection device, wherein the transverse section of a liquid containing tank is circular, and the area of the transverse section is linearly reduced from top to bottom.
The transverse section of the liquid containing groove is circular, and the area of the transverse section is linearly reduced from top to bottom, so that a hemispherical structure which tends to be smooth is formed in the liquid containing groove 41, and liquid draining dead angles in the liquid containing groove formed in the cutter head piece are avoided when the pH detection device is taken out after detection is completed, so that sample liquid residues are avoided.
4. The utility model provides a pH detection device, wherein a gap is formed between the bottom of a pH electrode assembly and the bottom of a liquid containing tank, and the gap is not smaller than 5mm.
A certain gap is formed between the bottom of the pH electrode assembly and the bottom of the liquid containing groove, so that liquid draining dead angles are further ensured to appear, and meanwhile, the pH electrode assembly is protected, and the pH electrode assembly and the cutter head piece are prevented from being knocked and damaged.
5. The present utility model provides a pH detection device, further comprising: the outlet end of the water source pipeline extends into the liquid containing cavity, and the inlet end of the water source pipeline is suitable for being externally connected with a water source; and/or an air source pipeline, wherein the outlet end of the air source pipeline extends into the liquid containing cavity, and the inlet end of the air source pipeline is suitable for being externally connected with an air source.
After the water source pipeline is used for the pH detection device and when different products are switched, cleaning liquid is introduced into the positions of the pH electrode assembly, the sleeve and the cutter head piece for cleaning, and a certain pressure is provided for flushing the internal elements through an external high-pressure device, so that the cleaning effect is achieved; the air source pipeline is used for drying the cleaning liquid or sample liquid on the surface of the internal element through the high-pressure air source after cleaning, so that the detection result is prevented from being influenced in the next detection.
6. The utility model provides a pH detection device, wherein a sleeve is connected with a tool bit by threads.
Adopt threaded connection between sleeve and the tool bit spare, be convenient for correspond different products and switch different tool bit spare, realize diversified detection operation.
7. The utility model provides a pH detection device, wherein a blade is arranged on a cutter head piece, the pH detection device further comprises a disassembly and assembly seat, a clamping interface is arranged on the disassembly and assembly seat, and the blade is suitable for being inserted into the clamping interface to limit.
The clamping interfaces arranged on the disassembly and assembly seats are at least in one-to-one correspondence with the blades arranged on the cutter head pieces, when the cutter head pieces are replaced and installed, the cutter head pieces are clamped by the disassembly and assembly seats are rotated to flexibly disassemble and assemble, mechanical scratches are avoided, and safety is improved.
8. The utility model also provides a pH detection module, which comprises: installing a module; the pH detection apparatus according to any one of the above advantages is mounted on the mounting module, respectively.
The utility model also provides a pH detection module, and a plurality of pH detection devices are arranged on the installation module, so that detection operation of sample liquid to be detected is conveniently carried out on a plurality of samples to be detected, namely a plurality of packaging boxes, and detection efficiency is improved. The pH detection device can be increased or decreased at will according to the sample to be detected on the installation module, so that the value is maximized.
9. The utility model also provides a pH detection module, wherein the installation modules are regularly distributed with a plurality of installation positions, and the tops of the pH detection devices are respectively connected to the installation positions.
The pH detection device is correspondingly arranged in the installation positions which are regularly distributed, so that the normalized operation of the detection operation is facilitated, meanwhile, the pH detection device and the installation positions can be connected through threads, and the disassembly and assembly operation of the pH detection device can be completed by utilizing the same disassembly and assembly seat.
10. The utility model also provides a pH detection module, which further comprises: the water source main pipe is suitable for being externally connected with a water source, is arranged on the mounting module and is communicated with a plurality of water source pipelines, and the water source pipelines are suitable for extending into the corresponding liquid containing cavities of the pH detection device; and/or an air source main pipe which is suitable for being externally connected with an air source, wherein the air source main pipe is arranged on the mounting module and is communicated with a plurality of air source pipelines, and the air source pipelines are suitable for extending into the corresponding liquid containing cavities of the pH detection device.
Through setting up water source main pipe, air supply main pipe, respectively with be used for abluent water cleaning liquid guide into a plurality of water source pipelines in, in the wind guide into a plurality of air supply pipelines for the stoving, realize the integration operation to a plurality of pH detection device washs stoving, improve operating efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a pH detecting device according to the present utility model;
FIG. 2 is a schematic view of another view angle of a pH detecting device according to the present utility model;
fig. 3 is a schematic view of a structure of the pH detecting device according to the present utility model, in which the cutter head is detached;
fig. 4 is a schematic structural diagram of a pH detection module according to the present utility model.
Reference numerals illustrate:
1. a pH electrode assembly;
2. a sleeve; 21. a liquid inlet;
3. a liquid containing cavity;
4. a cutter head piece; 41. a liquid containing tank; 42. a liquid outlet; 43. a blade;
5. a water source pipeline; 6. an air source pipeline;
7. disassembling and assembling the seat; 71. a card interface;
101. installing a module; 102. a pH detecting device; 103. a mounting position; 104. a water source main pipe; 105. and an air source main pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
In the prior art, colorimetry and potentiometry are generally used for measuring the pH value in aqueous solutions. The potentiometric method is also the only method capable of realizing continuous online measurement and process monitoring, and the pH value in the aqueous phase solution is further obtained by adopting a pH electrode assembly to contact with the aqueous phase solution and measuring the electrode potential of the aqueous phase solution.
In the prior art, when the dairy product pH value detection operation of mass forming package is carried out, after the packaging box is manually unpacked, the pH detection device is stretched into the packaging box to be contacted with sample liquid, and the pH electrode assembly is utilized to carry out the detection of the sample liquid to be detected, namely at least two operation steps including manual opening of the packaging box and detection of the pH electrode assembly are needed. The samples to be detected every day are different in detection quantity from three thousand samples to twenty thousand samples due to different factory productivity, product varieties and the like, the detection is carried out in the mode, the steps are complex, the operation process is complex, the time consumption is long, and the detection work efficiency is low.
Therefore, the technical problems to be solved by the utility model are as follows: the method overcomes the defects that the prior art at least needs to perform sample liquid pH value detection by two operation steps including manual opening of a packing box and detection by putting in a pH electrode assembly, and has complicated steps, complex operation process and long time consumption, so that the detection work efficiency is low.
Example 1
The present embodiment provides a pH detection apparatus, as shown in fig. 1 to 3, including: a pH electrode assembly 1, a sleeve 2, a liquid containing cavity 3, a cutter head piece 4 and the like.
The pH electrode assembly 1 is a measuring element, and plays a role in measuring the pH value of the sample liquid to be measured, and is generally composed of a pH sensor, namely a pH electrode, a pH transmitter, a cable and the like, wherein the pH electrode is used for measuring the pH value of the sample liquid to be measured when contacting with the sample liquid to be measured.
The sleeve 2 is arranged on the outer side of the pH electrode assembly 1, a liquid inlet 21 is arranged on the sleeve, and a liquid containing cavity 3 is formed between the sleeve 2 and the pH electrode assembly 1.
The tool bit 4 is arranged at the bottom of the sleeve 2 in a way of being connected with the sleeve 2, a liquid containing groove 41 communicated with the liquid containing cavity 3 is formed in the tool bit 4, a liquid outlet 42 is arranged on the tool bit 4, and the liquid outlet 42 is communicated with the liquid containing groove 41.
The cutter head 4 is adapted to cut open the package so that the sample liquid to be measured enters the liquid-containing chamber 3 from the liquid inlet 21.
Specifically, as shown in fig. 1-3, since the pH electrode assembly 1 is generally made of glass or plastic, if it is damaged by resistance, the tool bit member 4 is connected to the sleeve 2 to form an integral structure with a certain mating strength, so as to protect the pH electrode assembly 1.
Further, when the pH detection device is used, the cutter head 4 is abutted against the packing box, the cutter head 4 positioned at the bottom of the sleeve 2 is utilized to cut the packing box, the liquid outlet 42 which is positioned on the cutter head 4 and is close to the bottom firstly enters the packing box, the inside of the packing box is conducted with the external environment through the liquid outlet 42, the balance between the inside of the packing box and the external atmosphere is ensured, the pressure is continuously applied at the moment, the cutter head 4 and the sleeve 2 are inserted into the packing box together, when the sleeve 2 further stretches into the packing box to be detected, the to-be-detected liquid enters the liquid containing cavity 3 from the liquid inlet 21 and contacts with the internal pH electrode assembly 1, so that the pH value of the to-be-detected liquid is measured, and the pH detection device is taken out after the measurement is finished.
Further, as shown in fig. 3, the liquid containing groove 41 is formed on the cutter head 4 and is communicated with the liquid containing cavity 3 on the inner side of the sleeve 2, so that the sample liquid to be detected can flow in quickly, the sample liquid can be immersed into the edge of the pH electrode assembly 1 quickly, the detection operation is completed, and meanwhile, the liquid draining port 42 arranged on the cutter head 4 is convenient for discharging the sample liquid to be detected out of the liquid containing groove 41 quickly after the detection is completed and when the pH detection device is taken out, and the detection efficiency is further improved.
This embodiment provides a pH detection device, through set up sleeve 2 cooperation tool bit spare 4 in pH electrode assembly 1 outside for pH detection device possesses openable and detection function simultaneously, i.e. tool bit spare 4 carries out the integration operation for the detection operation of packing carton opening and pH electrode assembly 1, improves the operating efficiency of detection operation, thereby needs to detect sample liquid pH value including two operation steps including manual opening packing carton, putting into pH electrode assembly and detecting among the overcome prior art at least, and the step is loaded down with trivial details, the operation process is complicated and consuming time long, leads to detecting the lower defect of work efficiency.
Further, in this embodiment, the use detection operation of the pH detection device may be performed manually, or the related procedure may be performed by using an auxiliary structure such as a mechanical arm.
Further, the shape of the liquid inlet 21 can be adjusted according to practical situations, and can be adjusted into small square holes, small round holes, rectangular holes, oblong holes, etc., so as to enable the sample liquid to be measured to be immersed into the edge of the pH electrode assembly 1 rapidly.
As a further limiting embodiment, as shown in fig. 3, the liquid inlet 21 is provided in plurality along the circumferential direction of the sleeve 2, and the liquid outlet 42 is provided in plurality along the circumferential direction of the bit 4.
Specifically, a plurality of liquid inlets 21 are formed along the circumferential direction of the sleeve 2, so that the sample liquid to be tested can conveniently enter the liquid containing cavity 3 on the sleeve 2 along multiple angles, and the speed of immersing the sample liquid to be tested into the pH electrode assembly 1 is improved; the circumference along tool bit spare 4 sets up a plurality of leakage fluid ports 42, is convenient for open the quick air guide when the packing carton at tool bit spare 4, balances the atmospheric pressure, also can be convenient for to await measuring the appearance liquid and follow multi-angle discharge liquid holding groove 41 on tool bit spare 4 simultaneously, improves the appearance liquid discharge rate of awaiting measuring.
As a further limiting embodiment, as shown in fig. 3, the lateral section of the liquid container 41 is circular, and the area of the lateral section is linearly reduced from top to bottom.
Specifically, the transverse section of the liquid containing groove 41 is circular, and the area of the transverse section is linearly reduced from top to bottom, so that a hemispherical structure which tends to be smooth is formed in the liquid containing groove 41, and when the pH detection device is taken out after detection is completed, liquid draining dead angles in the liquid containing groove 41 formed in the cutter head piece 4 are avoided, and sample liquid residues are avoided.
Further, the cutter head 4 can be designed into different shapes and specifications according to different products to be tested, the arc slope angle of the inner side liquid containing groove 41 can be adjusted at any angle, and smooth discharge of sample liquid is ensured.
On the basis of the above-described embodiment, as a further defined embodiment, a gap of not less than 5mm is formed between the bottom of the pH electrode assembly 1 and the bottom of the liquid containing tank 41.
Specifically, a certain gap is formed between the bottom of the pH electrode assembly 1 and the bottom of the liquid containing groove 41, so that the liquid draining dead angle is further ensured, and meanwhile, the pH electrode assembly 1 is protected, and the pH electrode assembly 1 and the cutter head piece 4 are prevented from being knocked and damaged.
As a further defined embodiment, as shown in fig. 1, the pH detection device further includes: a water source pipeline 5 and a gas source pipeline 6.
The outlet end of the water source pipeline 5 extends into the liquid containing cavity 3, and the inlet end of the water source pipeline is suitable for being externally connected with a water source; and/or the air source pipeline 6, the outlet end of which extends into the liquid containing cavity 3, and the inlet end of which is suitable for being externally connected with an air source.
Specifically, after the water source pipeline 5 is used for the pH detection device and when different products are switched, cleaning liquid is introduced into the positions of the pH electrode assembly 1, the sleeve 2 and the cutter head piece 4 for cleaning operation, and a certain pressure is provided for flushing internal elements through an external high-pressure device, so that the cleaning effect is achieved; the air source pipeline 6 is used for drying the cleaning liquid or the sample liquid on the surface of the internal element through the high-pressure air source after cleaning, so as to prevent the influence on the detection result in the next detection.
On the basis of the above embodiment, as a further limiting embodiment, as shown in fig. 1, a threaded connection is used between the sleeve 2 and the bit member 4.
Specifically, threaded connection is adopted between the sleeve 2 and the cutter head piece 4, so that different cutter head pieces 4 can be conveniently switched corresponding to different products, and diversified detection operation is realized.
As a further limiting embodiment, as shown in fig. 1 and 3, the blade 43 is provided on the cutter head 4, the ph detecting device further includes a detachable seat 7, the detachable seat 7 is provided with a card interface 71, and the blade 43 is adapted to be inserted into the card interface 71 for limiting.
Specifically, the clamping ports 71 arranged on the disassembly and assembly seat 7 at least correspond to the blades 43 arranged on the cutter head piece 4 one by one, when the cutter head piece 4 is replaced and installed, the cutter head piece 4 is clamped by the disassembly and assembly seat 7 is rotated to flexibly disassemble and assemble, mechanical scratches are avoided, and safety is improved.
Example 2
The present embodiment provides a pH detection module, as shown in fig. 4, including: a mounting module 101; and a plurality of pH detection devices 102 provided in embodiment 1, the plurality of pH detection devices 102 being mounted on the mounting module 101, respectively.
Specifically, the installation module 101 is provided with a plurality of pH detection devices 102, so that detection operation of the sample liquid to be detected is performed on a plurality of samples to be detected, namely a plurality of packaging boxes, at the same time, and detection efficiency is improved.
Further, the pH detection device 102 can be optionally increased or decreased on the mounting module 101 according to the amount of the sample to be measured, thereby maximizing the value.
Further, the detection operation may be completed by setting a related program to drive the installation module 101 to move by using an auxiliary structure such as a mechanical arm.
As a further limiting embodiment, as shown in fig. 4, a plurality of mounting locations 103 are regularly arranged on the mounting module 101, and the tops of the ph detection devices 102 are connected to the mounting locations 103, respectively.
Specifically, the pH detection devices 102 are correspondingly disposed in the regularly distributed mounting locations 103, so as to facilitate the normalization operation of the detection operation, and at the same time, the pH detection devices 102 and the mounting locations 103 may also be connected by threads, and at this time, the dismounting operation of the pH detection devices 102 may also be completed by using the dismounting base 7 in the same manner.
As a further limiting embodiment, as shown in fig. 4, the pH detection module further includes: a source main pipe 104 and a source main pipe 105.
A water source main pipe 104 adapted to be externally connected with a water source, the water source main pipe 104 being arranged on the mounting module 101 and being communicated with a plurality of water source pipelines 5, the water source pipelines 5 being adapted to extend into the liquid containing cavities 3 of the corresponding pH detection devices 102; and/or a main air source pipe 105, which is suitable for being externally connected with an air source, wherein the main air source pipe 105 is arranged on the installation module 101 and is communicated with a plurality of air source pipelines 6, and the air source pipelines 6 are suitable for extending into the liquid containing cavities 3 of the corresponding pH detection devices 102.
Specifically, by providing the water source main pipe 104 and the air source main pipe 105, the water cleaning liquid for cleaning is respectively led into the plurality of water source pipelines 5, and the air for drying is led into the plurality of air source pipelines 6, so that the integrated operation of cleaning and drying the plurality of pH detection devices 102 is realized, and the operation efficiency is improved.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (10)
1. A pH detection device, comprising:
a pH electrode assembly (1);
the sleeve (2) is arranged at the outer side of the pH electrode assembly (1), a liquid inlet (21) is formed in the sleeve, and a liquid containing cavity (3) is formed between the sleeve (2) and the pH electrode assembly (1);
the tool bit piece (4) is arranged at the bottom of the sleeve (2) in a connecting way with the sleeve (2), a liquid containing groove (41) communicated with the liquid containing cavity (3) is formed in the tool bit piece (4), a liquid outlet (42) is formed in the tool bit piece (4), and the liquid outlet (42) is communicated with the liquid containing groove (41);
the cutter head piece (4) is suitable for cutting open the packaging box so that the sample liquid to be tested enters the liquid containing cavity (3) from the liquid inlet (21).
2. The pH detection device according to claim 1, wherein the liquid inlet (21) is provided in plurality along the circumferential direction of the sleeve (2), and the liquid outlet (42) is provided in plurality along the circumferential direction of the bit member (4).
3. The pH detection device according to claim 2, wherein the lateral cross-section of the liquid container (41) is circular and the area of the lateral cross-section decreases linearly from top to bottom.
4. A pH detection apparatus according to claim 2 or 3, characterized in that a gap is formed between the bottom of the pH electrode assembly (1) and the bottom of the liquid containing tank (41), the gap being not less than 5mm.
5. A pH detection apparatus according to any one of claims 1-3, further comprising:
the outlet end of the water source pipeline (5) extends into the liquid containing cavity (3), and the inlet end of the water source pipeline is suitable for being externally connected with a water source; and/or
And the outlet end of the air source pipeline (6) extends into the liquid containing cavity (3), and the inlet end of the air source pipeline is suitable for being externally connected with an air source.
6. A pH detection device according to any one of claims 1-3, characterized in that a threaded connection is used between the sleeve (2) and the cutter member (4).
7. The pH detection device according to claim 6, characterized in that the blade (43) is provided on the blade member (4), the pH detection device further comprises a dismounting seat (7), a clamping interface (71) is provided on the dismounting seat (7), and the blade (43) is suitable for being inserted into the clamping interface (71) for limiting.
8. A pH detection module, comprising:
a mounting module (101);
a plurality of pH detection devices (102) according to any one of claims 1-7, each mounted on the mounting module (101).
9. The pH detection module according to claim 8, wherein a plurality of mounting locations (103) are regularly arranged on the mounting module (101), and the tops of the pH detection devices (102) are respectively connected to the mounting locations (103).
10. The pH detection module according to claim 8 or 9, further comprising:
the water source main pipe (104) is suitable for being externally connected with a water source, the water source main pipe (104) is arranged on the installation module (101) and is communicated with a plurality of water source pipelines (5), and the water source pipelines (5) are suitable for extending into the liquid containing cavities (3) of the corresponding pH detection devices (102); and/or
The air source main pipe (105) is suitable for being externally connected with an air source, the air source main pipe (105) is arranged on the installation module (101) and is communicated with a plurality of air source pipelines (6), and the air source pipelines (6) are suitable for extending into the corresponding liquid containing cavities (3) of the pH detection device (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223412396.XU CN219084813U (en) | 2022-12-16 | 2022-12-16 | PH detection device and pH detection module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223412396.XU CN219084813U (en) | 2022-12-16 | 2022-12-16 | PH detection device and pH detection module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219084813U true CN219084813U (en) | 2023-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223412396.XU Active CN219084813U (en) | 2022-12-16 | 2022-12-16 | PH detection device and pH detection module |
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| Country | Link |
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| CN (1) | CN219084813U (en) |
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2022
- 2022-12-16 CN CN202223412396.XU patent/CN219084813U/en active Active
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