CN223435793U - Hemodialysis filtration replacement liquid sampling device - Google Patents
Hemodialysis filtration replacement liquid sampling deviceInfo
- Publication number
- CN223435793U CN223435793U CN202422812093.XU CN202422812093U CN223435793U CN 223435793 U CN223435793 U CN 223435793U CN 202422812093 U CN202422812093 U CN 202422812093U CN 223435793 U CN223435793 U CN 223435793U
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- wall
- sampling
- plate
- cylinder
- fixedly installed
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Abstract
本实用新型公开了一种血液透析滤过置换液采样装置，本实用新型涉及置换液采样技术领域，包括采样筒，采样筒的顶端设置有螺纹连接管，采样筒的外壁固定安装有第二阻尼转轴，采样筒的顶端设置有防护组件，支撑筒的外壁一侧设置有固定组件；防护组件包括防护盖和安装壳，防护盖与第二阻尼转轴的输出端固定连接，移动板与安装壳内壁的相对一侧之间固定安装有弹簧，移动板的外壁一侧固定安装有推块，推块的外壁一端滑动贯穿安装壳的外壁，为了防止螺纹连接管长时间暴露在外界环境中而被灰尘杂质等污染，可以转动防护盖对螺纹连接管进行防护，然后再对防护盖进行固定，防止了螺纹连接管被污染而影响后续置换液的采集。
The utility model discloses a hemodialysis filtration replacement fluid sampling device. The utility model relates to the technical field of replacement fluid sampling, including a sampling cylinder, a threaded connecting tube is provided at the top of the sampling cylinder, a second damping rotating shaft is fixedly installed on the outer wall of the sampling cylinder, a protective component is provided at the top of the sampling cylinder, and a fixing component is provided on one side of the outer wall of the support cylinder; the protective component includes a protective cover and a mounting shell, the protective cover is fixedly connected to the output end of the second damping rotating shaft, a spring is fixedly installed between the movable plate and the opposite side of the inner wall of the mounting shell, a push block is fixedly installed on one side of the outer wall of the movable plate, and one end of the outer wall of the push block slides through the outer wall of the mounting shell. In order to prevent the threaded connecting tube from being exposed to the external environment for a long time and being contaminated by dust and impurities, the protective cover can be rotated to protect the threaded connecting tube, and then the protective cover can be fixed to prevent the threaded connecting tube from being contaminated and affecting the subsequent collection of replacement fluid.
Description
Technical Field
The utility model relates to the technical field of replacement liquid sampling, in particular to a hemodialysis filtration replacement liquid sampling device.
Background
According to the requirements of monitoring dialysis liquid in the standard operation procedure of blood purification, bacteria are required to be monitored monthly, however, no collecting device specially aiming at the dialysis liquid is available in clinic. The traditional method is that the replacement liquid is pumped by a syringe and is pumped into a sterile container to be sent to a laboratory for examination, and the sample is extracted for inoculation to carry out bacterial culture.
In the prior art, as in the patent number CN215961439U, a hemodialysis filtration replacement liquid sampler aims at solving the problems of secondary pollution link and multi-ring transportation in the standard acquisition process in the prior art so as to realize aseptic sampling and direct detection after sampling, the invention relates to a replacement liquid acquisition device, which comprises a sampling opening part, a one-way diaphragm, a sampling opening part, a body part, a tailstock and a hollow sucker fixing seat, wherein the body part consists of a sampling area and a control area, the sampling area is formed by connecting a pull rod with a piston, the control area is formed by a slide rod, a scale mark and a clamping groove, the slide rod of the control area controls the pull rod of the sampling area to realize sample collection and be fixed at the position of the clamping groove, the sample can be directly sent for inspection after collection, the sampling port is used for sampling to realize clinical inspection, the whole device adopts an aseptic outer package, aseptic safe sampling is guaranteed, the sample does not need to be transferred to an aseptic container after sampling, and the sample is directly sent to an inspection department, so that link pollution is reduced, the operation is simple and convenient, the manufacture is simple, and the cost is low.
Although the above patent can collect the replacement fluid, there are some problems that the spiral connecting tube is directly exposed to the outside, and the long-term exposure to the external environment may cause the inside of the spiral connecting tube to fall into dust and impurities, etc., thereby polluting the replacement fluid, and the slide bar can be fixed only at one position.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a hemodialysis filtration replacement fluid sampling device, which solves the problems that the spiral connecting tube is directly exposed to the outside and can fall into dust impurities and the like in the spiral connecting tube due to long-time exposure to the external environment, so that the replacement fluid is polluted.
The utility model aims at achieving the purposes by adopting the following technical scheme that the hemodialysis filtration replacement liquid sampling device comprises a sampling cylinder, wherein a supporting cylinder is fixedly arranged at the bottom end of the sampling cylinder, a sampling port is fixedly communicated with the top end of the sampling cylinder, a threaded connecting pipe is connected with the inner wall of the sampling port in a threaded manner, a second damping rotating shaft is fixedly arranged on the outer wall of the sampling cylinder, a protection component is arranged at the top end of the sampling cylinder, and a fixing component is arranged at one side of the outer wall of the supporting cylinder;
The protection assembly comprises a protection cover and a mounting shell, the protection cover is fixedly connected with the output end of the second damping rotating shaft, a moving plate is movably inserted into the inner wall of the mounting shell, a spring is fixedly arranged between the moving plate and the opposite side of the inner wall of the mounting shell, a pushing block is fixedly arranged on one side of the outer wall of the moving plate, and one end of the outer wall of the pushing block penetrates through the outer wall of the mounting shell in a sliding manner;
the fixed component comprises a first damping rotating shaft, and a rotating plate is fixedly arranged at the output end of the first damping rotating shaft.
Preferably, the installation shell is fixedly connected with the sampling tube, the L-shaped plate is fixedly arranged on the outer wall of the movable plate, the bevel edge clamping block is fixedly arranged on the outer wall of the L-shaped plate, the connecting plate is fixedly arranged on the outer surface wall of the protective cover, the clamping shell is fixedly arranged at the bottom end of the connecting plate, and the clamping shell is matched with the bevel edge clamping block.
Preferably, the bottom of the sampling tube is slidably penetrated with a pull rod, a piston is fixedly arranged at the top end of the pull rod, the piston is slidably connected with the inner wall of the sampling tube, a pull plate is fixedly arranged at the bottom end of the pull rod, two sliding grooves are formed in the outer wall of the supporting tube in a penetrating mode, the pull plate penetrates through the inner walls of the two sliding grooves, and a supporting plate is fixedly arranged at the bottom end of the supporting tube.
Preferably, the bottom of the first damping rotating shaft is fixedly connected with the supporting plate, and a group of clamping grooves uniformly penetrate through the outer wall of the rotating plate.
Preferably, the inner wall of the threaded connecting pipe is fixedly provided with a one-way diaphragm, and the inner wall of the top end of the threaded connecting pipe is provided with a threaded groove.
Preferably, the outer wall of the sampling tube is provided with a transparent observation window, and the outer wall of the transparent observation window is provided with scale marks.
Advantageous effects
The utility model provides a hemodialysis filtration replacement fluid sampling device. Compared with the prior art, the method has the following beneficial effects:
(1) This hemodialysis filters replacement liquid sampling device, when the device does not use for a long time, rotate the protective cover, the protective cover drives connecting plate and joint shell and rotates, when the joint shell rotated to the hypotenuse fixture block, the joint shell can extrude the hypotenuse fixture block, the hypotenuse fixture block receives the extrusion and can remove to the sampling tube direction, when the joint shell rotated to horizontal angle, the hypotenuse fixture block does not receive the extrusion of joint shell at this moment, the hypotenuse fixture block is pushed into the inner wall of joint shell under the effect of spring elasticity, thereby accomplish the fixation to the protective cover, the protective cover can protect the screwed connection pipe and not expose in external environment this moment, prevented that the screwed connection pipe from exposing in external environment for a long time and being polluted by dust impurity etc. when needs to use screwed connection pipe to gather replacement liquid, inwards press the ejector pad, ejector pad drives movable plate and hypotenuse inwards to remove for the hypotenuse fixture block is followed in the joint shell this moment, can rotate the protective cover, the protective cover rotates the opposite side to the sampling tube this moment, can expose the screwed connection pipe, can gather replacement liquid.
(2) After the draw bar and the draw plate are moved, when the draw bar and the draw plate are required to be fixed, the draw plate can be moved to the height of the clamping groove accessory position, and then the rotating plate is rotated, so that the draw plate can be fixed on the inner wall of the clamping groove, and the draw bar and the draw plate can be fixed at the moment.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the overall structure of another view of the present utility model;
FIG. 3 is a cross-sectional view of the overall structure of the present utility model;
FIG. 4 is a schematic diagram of a related structure of a cartridge of the present utility model;
Fig. 5 is an enlarged view of fig. 4 a in accordance with the present utility model.
1, A sampling cylinder; 2, a pull rod, 3, a piston, 4, a pull plate, 5, a fixed component, 51, a first damping rotating shaft, 52, a rotating plate, 53, a clamping groove, 6, a second damping rotating shaft, 7, a protection component, 71, a protection cover, 72, a connecting plate, 73, a clamping shell, 74, a mounting shell, 75, a pushing block, 76, a moving plate, 77, a spring, 78, an L-shaped plate, 79, a bevel edge clamping block, 8, a sampling port, 9, a threaded connecting pipe, 10, a unidirectional diaphragm, 11, a sliding chute, 12, a supporting plate, 13, a supporting cylinder, 14 and a transparent observation window.
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 utility model provides two technical schemes:
1-5 show a first embodiment, which comprises a sampling tube 1, wherein a supporting tube 13 is fixedly arranged at the bottom end of the sampling tube 1, a sampling port 8 is fixedly communicated with the top end of the sampling tube 1, a threaded connecting tube 9 is connected with the inner wall of the sampling port 8 in a threaded manner, a second damping rotating shaft 6 is fixedly arranged on the outer wall of the sampling tube 1, a protection component 7 is arranged at the top end of the sampling tube 1, and a fixing component 5 is arranged on one side of the outer wall of the supporting tube 13;
The protection assembly 7 comprises a protection cover 71 and a mounting shell 74, the protection cover 71 is fixedly connected with the output end of the second damping rotating shaft 6, the second damping rotating shaft 6 can enable the protection cover 71 to be accurately positioned at any angle in the opening and closing process, the protection cover 71 can stay at a proper angle and cannot swing randomly due to self gravity or slight external force interference, a moving plate 76 is movably inserted into the inner wall of the mounting shell 74, a spring 77 is fixedly arranged between the moving plate 76 and the opposite side of the inner wall of the mounting shell 74, a pushing block 75 is fixedly arranged on one side of the outer wall of the moving plate 76, one end of the outer wall of the pushing block 75 penetrates through the outer wall of the mounting shell 74 in a sliding manner, the moving plate 76 can be inwards extruded to move when the pushing block 75 is pushed, and when the pushing block 75 is stopped being pushed, the pushing block 75 is reset to the original position under the action of the elastic force of the spring 77;
The fixed assembly 5 includes a first damping rotating shaft 51, a rotating plate 52 is fixedly mounted at an output end of the first damping rotating shaft 51, and the rotating plate 52 is not easily affected by the outside to rotate after the first damping rotating shaft 51 rotates.
The installation shell 74 and sampling tube 1 fixed connection, the outer wall fixed mounting of movable plate 76 has L shaped plate 78, the outer wall fixed mounting of L shaped plate 78 has hypotenuse fixture block 79, the exterior wall fixed mounting of protective cover 71 has connecting plate 72, the bottom fixed mounting of connecting plate 72 has joint shell 73, joint shell 73 and hypotenuse fixture block 79 phase-match, joint shell 73 can extrude hypotenuse fixture block 79 in the rotation process, when joint shell 73 rotates to horizontal position, hypotenuse fixture block 79 is pushed into to the interior of joint shell 73 under the spring 77 elasticity effect thereby accomplish the fixed to protective cover 71.
Fig. 1-5 show a second embodiment, which is mainly different from the first embodiment in that a pull rod 2 is slidably penetrated at the bottom end of a sampling tube 1, a piston 3 is fixedly installed at the top end of the pull rod 2, the piston 3 is slidably connected with the inner wall of the sampling tube 1, a pull plate 4 is fixedly installed at the bottom end of the pull rod 2, the pull plate 4 is pulled to drive the piston 3 to move in the sampling tube 1, so that the replacement liquid is collected or discharged, two sliding grooves 11 are penetrated through the outer wall of a supporting tube 13, the pull plate 4 penetrates through the inner walls of the two sliding grooves 11, a supporting plate 12 is fixedly installed at the bottom end of the supporting tube 13, and the supporting plate 12 can enable the device to be stably placed on a table top.
The bottom and backup pad 12 fixed connection of first damping pivot 51, the outer wall of rotor plate 52 evenly runs through and has seted up a set of draw-in groove 53, rotates rotor plate 52 and can make draw-in groove 53 fixed to arm-tie 4, and the inner wall fixed mounting of threaded connection pipe 9 has one-way diaphragm 10, and one-way diaphragm 10 is prior art, and the replacement liquid accessible is the one-way diaphragm 10 in the threaded connection pipe 9 gets into sampling tube 1. The unidirectional diaphragm 10 allows the replacement liquid to flow into the sampling tube 1, but prevents the backflow of the replacement liquid, the inner wall of the top end of the threaded connecting tube 9 is provided with a threaded groove, the threaded connecting tube 9 is conveniently connected with a hemodialysis filtration replacement liquid port in a threaded manner, the outer wall of the sampling tube 1 is provided with a transparent observation window 14, the outer wall of the transparent observation window 14 is provided with scale marks, and the content of the replacement liquid in the sampling tube 1 is conveniently observed by staff.
And all that is not described in detail in this specification is well known to those skilled in the art.
When the threaded connecting pipe 9 is required to collect replacement liquid, the push block 75 is pressed inwards, at the moment, the push block 75 drives the moving plate 76 and the bevel edge clamping block 79 to move inwards, so that the bevel edge clamping block 79 moves out of the clamping shell 73, the protective cover 71 can be rotated, the protective cover 71 is rotated to the other side of the sampling tube 1, at the moment, the threaded connecting pipe 9 can be exposed, the threaded connecting pipe 9 is spirally connected with a hemodialysis filtration replacement liquid port, the pulling plate 4 is pulled downwards, the pulling plate 4 drives the piston 3 to move downwards through the pulling rod 2, the replacement liquid can be extracted into the sampling tube 1, the capacity of the replacement liquid in the sampling tube 1 can be obtained through the transparent observation window 14, when the pulling rod 2 and the pulling plate 4 are required to be fixed, the pulling plate 4 can be moved to the position of the clamping groove 53 at the attachment position, then the rotating plate 52 is rotated, the pulling plate 4 is arranged on the inner wall of the clamping groove 53, at this time, the fixing of the pull rod 2 and the pull plate 4 can be completed, because the plurality of clamping grooves 53 are arranged, the pull rod 2 and the pull plate 4 can be fixed at a plurality of different heights, the one-way diaphragm 10 prevents the backflow of the hemodialysis filtration replacement liquid, when the replacement liquid in the sampling cylinder 1 needs to be taken out, the threaded connecting pipe 9 is rotated to enable the threaded connecting pipe 9 to fall off from the sampling port 8, then the pull plate 4 is pushed to discharge the replacement liquid from the sampling cylinder 1, when the device is not used for a long time, the protective cover 71 is rotated, the protective cover 71 drives the connecting plate 72 and the clamping shell 73 to rotate, when the clamping shell 73 rotates to the bevel edge clamping block 79, the clamping shell 73 can squeeze the bevel edge clamping block 79, the bevel edge clamping block 79 is squeezed to move towards the sampling cylinder 1, when the clamping shell 73 rotates to a horizontal angle, the bevel edge clamping block 79 is not squeezed by the clamping shell 73, the hypotenuse fixture block 79 is pushed into the inner wall of joint shell 73 under the effect of spring 77 elasticity to accomplish the fixation to protective cover 71, protective cover 71 can protect threaded connection pipe 9 not expose in external environment this moment, has prevented threaded connection pipe 9 from exposing in external environment for a long time and being polluted by dust impurity etc..
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422812093.XU CN223435793U (en) | 2024-11-19 | 2024-11-19 | Hemodialysis filtration replacement liquid sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422812093.XU CN223435793U (en) | 2024-11-19 | 2024-11-19 | Hemodialysis filtration replacement liquid sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223435793U true CN223435793U (en) | 2025-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422812093.XU Active CN223435793U (en) | 2024-11-19 | 2024-11-19 | Hemodialysis filtration replacement liquid sampling device |
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| Country | Link |
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| CN (1) | CN223435793U (en) |
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- 2024-11-19 CN CN202422812093.XU patent/CN223435793U/en active Active
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