CN219870447U - Adjustable injector for water quality detection - Google Patents
Adjustable injector for water quality detection Download PDFInfo
- Publication number
- CN219870447U CN219870447U CN202320594221.0U CN202320594221U CN219870447U CN 219870447 U CN219870447 U CN 219870447U CN 202320594221 U CN202320594221 U CN 202320594221U CN 219870447 U CN219870447 U CN 219870447U
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- CN
- China
- Prior art keywords
- syringe
- injection tube
- water quality
- auxiliary
- connecting block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 238000001514 detection method Methods 0.000 title abstract description 16
- 238000002347 injection Methods 0.000 claims description 86
- 239000007924 injection Substances 0.000 claims description 86
- 238000007789 sealing Methods 0.000 claims description 48
- 238000012372 quality testing Methods 0.000 claims description 11
- 229920005549 butyl rubber Polymers 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 abstract description 10
- 239000000243 solution Substances 0.000 description 42
- 230000000694 effects Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Abstract
The utility model relates to the technical field of water quality detection, and particularly discloses an adjustable injector for water quality detection; the utility model solves the problem that in the prior art, when a solution for detecting water quality is placed in a small-mouth bottle and the liquid level is low, the solution is not easy to be absorbed by the injector.
Description
Technical Field
The utility model relates to the technical field of water quality detection, and particularly discloses an adjustable injector for water quality detection.
Background
When water quality detection is carried out, the injector can be used for sucking the water quality detection solution in the bottle, but some solutions can be placed in a small-mouth bottle with a smaller bottle mouth, and the solution level in the small-mouth bottle is low, so that the injector cannot easily suck the solution.
The inventor has provided an adjustable syringe for water quality testing in order to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide an adjustable injector for water quality detection, which solves the problem that a solution for detecting water quality is not easy to be absorbed by the injector when placed in a small-mouth bottle and the liquid level is low.
In order to achieve the above object, the basic solution of the present utility model is to provide an adjustable injector for water quality detection: including syringe needle mechanism and injection tube mechanism, syringe needle mechanism includes first syringe, the roof, the bottom plate, the second syringe, connecting block and first sealing washer, roof and bottom plate are fixed respectively on first syringe top surface and bottom surface, the internal thread has been seted up to first syringe, the connecting block is the cylinder form and has seted up the external screw thread, connecting block threaded connection first syringe, first sealing washer is fixed on the bottom plate top surface, roof and bottom hole have been seted up respectively on roof and the bottom plate, second syringe one end fixed connection connecting block, first sealing washer of other end sliding connection and bottom hole, the intercommunicating pore has been seted up on the connecting block, intercommunicating pore intercommunication second syringe, roof fixed connection injection tube mechanism, roof intercommunication injection tube mechanism.
Compared with the prior art, the principle and effect of the utility model are as follows:
1. when the solution with lower liquid level in the small-mouth bottle is to be sucked, a worker firstly grabs the injection tube mechanism by one hand and rotates the second injection tube by the other hand, the second injection tube can rotate together with the connecting block, the connecting block can rotate relatively with the first injection tube, meanwhile, the connecting block can move downwards together with the second injection tube until the connecting block abuts against the first sealing ring, the distance between the bottom surface of the second injection tube and the injection tube mechanism is larger than the distance between the bottle mouth of the small-mouth bottle and the liquid level of the solution in the small-mouth bottle, the worker can move the injection tube mechanism, the injection tube mechanism can move with the first injection tube and the second injection tube, the second injection tube is inserted into the solution in the small-mouth bottle, and finally the injection tube mechanism is operated to suck the solution;
2. the adjustable syringe provided by the utility model has the advantages that the needle mechanism arranged on the adjustable syringe for water quality detection can adjust the distance between the bottom surface of the second syringe and the syringe barrel, so that the second syringe can absorb the solution with lower liquid level in the small-mouth bottle, and the problem that the solution for water quality detection is not easy to be absorbed by the syringe when the solution with lower liquid level is placed in the small-mouth bottle is solved;
3. the adjustable injector for water quality detection is provided with the first sealing ring, so that the solution in the first injection tube can be prevented from leaking from a gap between the second injection tube and the bottom hole, and the loss of the solution when the solution is sucked is reduced;
4. the adjustable injector for water quality detection can fix the position of the second injection tube by arranging the first injection tube and the connecting block, can protect most of the second injection tube, and prolongs the service life of the second injection tube.
Further, syringe mechanism includes syringe, is cylinder form piston block, seal groove body, piston rod and arm-tie, has seted up the pinhole on the syringe bottom surface, roof fixed connection syringe bottom surface, and the jack passes through pinhole intercommunication syringe, and the piston block is fixed in the seal groove body, and seal groove body sliding connection syringe, piston rod one end fixed connection piston block, other end fixed connection arm-tie.
Compared with the prior art, the utility model has the following effects: the injection cylinder can contain the sucked solution, and can form a negative pressure space with the piston block and the sealing groove body to suck the solution in the small-mouth bottle, and the piston rod and the pulling plate can facilitate the movement of the piston block and the sealing groove body by workers.
Further, the needle mechanism further comprises a second sealing ring, wherein the second sealing ring is fixed on the bottom surface of the top plate and is abutted against the top surface of the connecting block.
Compared with the prior art, the utility model has the following effects: the second sealing ring can seal between the connecting block and the top plate when the distance between the second injection tube and the injection tube is not required to be increased, and the leakage amount of the solution from the connecting block to the top plate when the solution is sucked is reduced.
Further, the injection tube mechanism further comprises a plurality of guide units which are arranged along the length direction of the piston rod, each guide unit comprises four guide blocks, and the four guide blocks are fixed on the side face of the piston rod and are uniformly arranged along the central line of the piston rod.
Compared with the prior art, the utility model has the following effects: the guide blocks can guide the piston rod and reduce the gravity of the guide unit, so that the material consumption of the guide unit is reduced, and the overall weight of the injection tube mechanism and the labor intensity of workers are reduced.
Further, the injection tube mechanism further comprises an auxiliary unit, the auxiliary unit comprises an auxiliary ring and two auxiliary plates, the upper end of the side face of the injection tube is provided with external threads, the auxiliary ring is provided with internal threads, the auxiliary ring is in threaded connection with the injection tube, and the two auxiliary plates are fixed on the side face of the auxiliary ring.
Compared with the prior art, the utility model has the following effects: the two auxiliary plates can facilitate the staff to stabilize the injection cylinder and move the pulling plate and the piston rod, and the auxiliary ring is in threaded connection with the injection cylinder to adjust the positions of the two auxiliary plates on the injection cylinder, so that different staff can conveniently move the pulling plate and the piston rod.
Further, the two auxiliary plates are symmetrically arranged along the auxiliary ring center line.
Compared with the prior art, the utility model has the following effects: the two auxiliary plates are symmetrically arranged along the center line of the auxiliary ring, so that the stress at the two ends of the injection tube is uniform, and workers can grasp the injection tube more stably.
Further, a plurality of scale marks are arranged in a row on the lower end of the side face of the injection cylinder.
Compared with the prior art, the utility model has the following effects: the lower end of the side surface of the injection cylinder is provided with a plurality of scale marks which are arranged in a row, so that a worker can judge the volume of the solution in the injection cylinder according to the relative position of the solution level in the injection cylinder and the scale marks.
Further, the first sealing ring and the second sealing ring are made of butyl rubber.
Compared with the prior art, the utility model has the following effects: the butyl rubber has the advantages of good air tightness, heat resistance, ozone resistance, aging resistance, chemical resistance, good resistance to sunlight and ozone and the like, and the first sealing ring and the second sealing ring are made of butyl rubber, so that the service lives of the first sealing ring and the second sealing ring can be prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of an adjustable syringe for water quality testing according to the present utility model;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
fig. 4 is a partial enlarged view of a portion B in fig. 2.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: the injection device comprises a first injection tube 1, a bottom plate 2, a second injection tube 3, a top plate 4, an injection tube 5, scale marks 6, an auxiliary plate 7, an auxiliary ring 8, a piston rod 9, a pull plate 10, a guide block 11, a piston block 12, a sealing groove body 13, a needle hole 14, a top hole 15, a second sealing ring 16, a connecting block 17, a communication hole 18, a first sealing ring 19 and a bottom hole 20.
Embodiment one:
the specific implementation process of the utility model comprises the following steps: the utility model provides an adjustable syringe for water quality testing, as shown in fig. 1, fig. 2 and fig. 4, including syringe needle mechanism and syringe mechanism, syringe needle mechanism includes first syringe 1, roof 4, bottom plate 2, second syringe 3, connecting block 17 and first sealing washer 19, roof 4 and bottom plate 2 are fixed respectively on first syringe 1 top surface and bottom surface, the internal thread has been seted up to first syringe 1, connecting block 17 is the cylindric and has seted up the external screw thread, connecting block 17 threaded connection first syringe 1, first sealing washer 19 is fixed on bottom plate 2 top surface, roof 4 and bottom plate 2 have seted up apical pore 15 and bottom hole 20 respectively, connecting block 17 is connected to 3 one end fixed connection of second syringe, other end sliding connection first sealing washer 19 and bottom hole 20 have been seted up on the connecting block 17, the communication hole 18 intercommunication second syringe 3, roof 4 fixed connection syringe mechanism, apical pore 15 intercommunication syringe mechanism.
When the solution with lower liquid level in the vial is to be sucked, the worker holds the syringe mechanism with one hand, rotates the second syringe 3 with the other hand, the second syringe 3 rotates together with the connecting block 17, the connecting block 17 rotates relatively with the first syringe 1, meanwhile, the connecting block 17 moves downwards together with the second syringe 3 until the connecting block 17 abuts against the first sealing ring 19, the distance between the bottom surface of the second syringe 3 and the syringe mechanism is larger than the distance between the vial bottle opening and the liquid level of the solution in the vial, the worker can move the syringe mechanism, the syringe mechanism moves with the first syringe 1 and the second syringe 3, the second syringe 3 is inserted into the solution in the vial, finally, the syringe mechanism is operated to suck the solution, the solution enters the communication hole 18 from the second syringe 3, and enters the syringe mechanism through the communication hole 18 and the top hole 15, and the bottom plate 2 can be made of polycarbonate.
Embodiment two:
the difference from the first embodiment is that:
as shown in fig. 1, 2 and 3, the injection tube mechanism comprises an injection tube 5, a cylindrical piston block 12, a sealing groove body 13, a piston rod 9 and a pull plate 10, wherein a needle hole 14 is formed in the bottom surface of the injection tube 5, a top plate 4 is fixedly connected with the bottom surface of the injection tube 5, a top hole 15 is communicated with the injection tube 5 through the needle hole 14, the piston block 12 is fixed in the sealing groove body 13, the sealing groove body 13 is slidably connected with the injection tube 5, one end of the piston rod 9 is fixedly connected with the piston block 12, and the other end is fixedly connected with the pull plate 10.
When the solution with lower liquid level in the vial is to be sucked, the worker firstly inserts the second syringe 3 into the solution in the vial according to the steps, then grabs the syringe 5 by one hand, grabs the pulling plate 10 by the other hand and pulls the pulling plate 10 upwards, the pulling plate 10 can move upwards together with the piston rod 9, the piston block 12 and the sealing groove body 13, the air pressure between the bottom surface of the sealing groove body 13 and the inner bottom surface of the syringe is smaller than the atmospheric pressure, the solution in the vial can be pressed into the second syringe 3 by the external atmospheric pressure, then enters the syringe 5 through the communication hole 18 and the top hole 15, so that the suction of the solution in the vial is formed, and the material of the sealing groove body 13 can be butyl rubber.
Embodiment III:
the difference from the first embodiment is that:
as shown in fig. 2 and 3, the needle mechanism further comprises a second sealing ring 16, and the second sealing ring 16 is fixed on the bottom surface of the top plate 4 and abuts against the top surface of the connecting block 17.
The second sealing ring 16 can seal between the connecting block 17 and the top plate 4 when the distance between the second injection tube 3 and the injection tube 5 is not required to be increased, so that the leakage amount of the solution between the connecting block 17 and the top plate 4 when the solution is sucked is reduced, and the suction loss of the solution is reduced.
Embodiment four:
the difference from the second embodiment is that:
as shown in fig. 2 and 3, the syringe mechanism further comprises a plurality of guide units arranged along the length direction of the piston rod 9, the guide units comprise four guide blocks 11, and the four guide blocks 11 are fixed on the side surface of the piston rod 9 and uniformly arranged along the central line of the piston rod 9.
The guide blocks 11 can guide the piston rod 9 and reduce the gravity of the guide unit, so that the material consumption of the guide unit is reduced, and the guide blocks 11 can be made of PE (polyethylene) material.
Fifth embodiment:
the difference from the first embodiment is that:
as shown in fig. 1 and 2, the syringe mechanism further comprises an auxiliary unit, the auxiliary unit comprises an auxiliary ring 8 and two auxiliary plates 7, the upper end of the side surface of the syringe 5 is provided with external threads, the auxiliary ring 8 is provided with internal threads, the auxiliary ring 8 is in threaded connection with the syringe 5, and the two auxiliary plates 7 are fixed on the side surface of the auxiliary ring 8.
When the position of the two auxiliary plates 7 on the syringe 5 is to be adjusted, the worker first grabs the two auxiliary plates 7 and starts to rotate clockwise, the two auxiliary plates 7 rotate clockwise together with the auxiliary ring 8, the auxiliary ring 8 rotates relatively with the syringe 5, the auxiliary ring 8 moves downwards together with the two auxiliary plates 7, the two auxiliary plates 7 rotate anticlockwise together with the auxiliary ring 8, the auxiliary ring 8 rotates relatively with the syringe 5, and the auxiliary ring 8 moves upwards together with the two auxiliary plates 7.
Example six:
the difference from the fifth embodiment is that:
as shown in fig. 1 and 2, two auxiliary plates 7 are symmetrically arranged along the center line of the auxiliary ring 8.
The two auxiliary plates 7 are symmetrically arranged along the central line of the auxiliary ring 8, so that the stress at the two ends of the injection tube 5 is uniform, and workers can grasp the injection tube 5 more stably, and the two auxiliary plates 7 can be made of PP material.
Embodiment seven:
the difference from the second embodiment is that:
as shown in figure 1, the adjustable injector for water quality detection is provided with a plurality of scale marks 6 which are arranged in a row on the lower end of the side surface of the injection cylinder 5.
The lower end of the side surface of the injection tube 5 is provided with a plurality of scale marks 6 which are arranged in a row, so that a worker can judge the volume of the solution in the injection tube 5 according to the relative position of the solution level in the injection tube 5 and the scale marks 6, and the injection tube 5 is transparent.
The first seal ring 19 and the second seal ring 16 are both made of butyl rubber.
The materials of the first sealing ring 19 and the second sealing ring 16 are all butyl rubber, so that the service lives of the first sealing ring 19 and the second sealing ring 16 can be prolonged, and the first sealing ring 19 abuts against the outer side face of the second injection tube 3.
When the adjustable injector for water quality detection works, a worker grabs the injection tube mechanism by one hand, rotates the second injection tube 3 by the other hand, the second injection tube 3 rotates together with the connecting block 17, the connecting block 17 rotates relatively with the first injection tube 1, meanwhile, the connecting block 17 moves downwards together with the second injection tube 3 until the connecting block 17 abuts against the first sealing ring 19, the distance between the bottom surface of the second injection tube 3 and the injection tube mechanism is larger than the distance between the bottle mouth of the small-mouth bottle and the liquid level of the solution in the small-mouth bottle, the worker can move the injection tube mechanism, the injection tube mechanism moves with the first injection tube 1 and the second injection tube 3, the second injection tube 3 is inserted into the solution in the small-mouth bottle, and finally the injection tube mechanism is operated to suck the solution.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be appreciated by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not drive the essence of the corresponding technical solutions to depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (8)
1. An adjustable syringe for water quality testing, characterized in that: including syringe needle mechanism and injection tube mechanism, syringe needle mechanism includes first syringe, the roof, the bottom plate, the second syringe, connecting block and first sealing washer, roof and bottom plate are fixed respectively on first syringe top surface and bottom surface, the internal thread has been seted up to first syringe, the connecting block is the cylinder form and has seted up the external screw thread, connecting block threaded connection first syringe, first sealing washer is fixed on the bottom plate top surface, roof and bottom hole have been seted up respectively on roof and the bottom plate, second syringe one end fixed connection connecting block, first sealing washer of other end sliding connection and bottom hole, the intercommunicating pore has been seted up on the connecting block, intercommunicating pore intercommunication second syringe, roof fixed connection injection tube mechanism, roof intercommunication injection tube mechanism.
2. An adjustable syringe for water quality testing according to claim 1, wherein: the injection tube mechanism comprises an injection tube, a piston block in a cylindrical shape, a sealing groove body, a piston rod and a pulling plate, wherein a needle hole is formed in the bottom surface of the injection tube, the top plate is fixedly connected with the bottom surface of the injection tube, the top hole is communicated with the injection tube through the needle hole, the piston block is fixed in the sealing groove body, the sealing groove body is in sliding connection with the injection tube, one end of the piston rod is fixedly connected with the piston block, and the other end of the piston rod is fixedly connected with the pulling plate.
3. An adjustable syringe for water quality testing according to claim 1, wherein: the needle mechanism further comprises a second sealing ring, wherein the second sealing ring is fixed on the bottom surface of the top plate and is abutted against the top surface of the connecting block.
4. An adjustable syringe for water quality testing according to claim 2, wherein: the injection tube mechanism further comprises a plurality of guide units which are arranged along the length direction of the piston rod, each guide unit comprises four guide blocks, and the four guide blocks are fixed on the side face of the piston rod and are uniformly arranged along the central line of the piston rod.
5. An adjustable syringe for water quality testing according to claim 4, wherein: the injection tube mechanism further comprises an auxiliary unit, the auxiliary unit comprises an auxiliary ring and two auxiliary plates, the upper end of the side face of the injection tube is provided with external threads, the auxiliary ring is provided with internal threads, the auxiliary ring is in threaded connection with the injection tube, and the two auxiliary plates are fixed on the side face of the auxiliary ring.
6. An adjustable syringe for water quality testing according to claim 5, wherein: the two auxiliary plates are symmetrically arranged along the center line of the auxiliary ring.
7. An adjustable syringe for water quality testing according to claim 2, wherein: the lower end of the side surface of the injection cylinder is provided with a plurality of scale marks which are arranged in a row.
8. An adjustable syringe for water quality testing according to claim 3, wherein: the first sealing ring and the second sealing ring are made of butyl rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320594221.0U CN219870447U (en) | 2023-03-24 | 2023-03-24 | Adjustable injector for water quality detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320594221.0U CN219870447U (en) | 2023-03-24 | 2023-03-24 | Adjustable injector for water quality detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219870447U true CN219870447U (en) | 2023-10-20 |
Family
ID=88347878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320594221.0U Active CN219870447U (en) | 2023-03-24 | 2023-03-24 | Adjustable injector for water quality detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219870447U (en) |
-
2023
- 2023-03-24 CN CN202320594221.0U patent/CN219870447U/en active Active
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