CN112557686A - Sample introduction card, sample introduction device and detection equipment - Google Patents

Sample introduction card, sample introduction device and detection equipment Download PDF

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Publication number
CN112557686A
CN112557686A CN202011582640.XA CN202011582640A CN112557686A CN 112557686 A CN112557686 A CN 112557686A CN 202011582640 A CN202011582640 A CN 202011582640A CN 112557686 A CN112557686 A CN 112557686A
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CN
China
Prior art keywords
sample
piece
rotating
opening
detection
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CN202011582640.XA
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Chinese (zh)
Inventor
周鹏
陈剑松
洪义
黄保
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Guangzhou Hexin Instrument Co Ltd
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Guangzhou Hexin Instrument Co Ltd
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Priority to CN202011582640.XA priority Critical patent/CN112557686A/en
Publication of CN112557686A publication Critical patent/CN112557686A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention discloses a sample introduction card, a sample introduction device and detection equipment, and relates to the technical field of sample introduction; the sample introduction card comprises a shell and a sample introduction assembly; the shell is internally provided with an installation space with an opening opposite to the detection piece; the sample feeding assembly comprises a first rotating part, a second rotating part and a sample feeding belt; the first rotating piece and the second rotating piece are arranged in the installation space in an opposite mode at intervals; the sample injection belt is wound outside the first rotating piece, one end of the sample injection belt is connected with the first rotating piece, the other end of the sample injection belt is connected with the second rotating piece, and part of the sample injection belt is exposed out of the opening and used for supporting a sample so that the detection piece opposite to the opening can detect the sample; the first rotating part and the second rotating part are configured to synchronously rotate so as to drive the sample feeding belt to move, so that the part of the sample feeding belt exposed from the opening can continuously drive the plurality of samples to be matched with the detection part in sequence and carry out detection. The sample introduction clamp has the advantages of high integration level, low cost, convenience in operation, less loss and pollution, and can improve sample introduction and detection efficiency.

Description

Sample introduction card, sample introduction device and detection equipment
Technical Field
The invention relates to the technical field of sample introduction, in particular to a sample introduction card, a sample introduction device and detection equipment.
Background
Continuous sample introduction mainly refers to a repeated sample introduction process of a certain sample, which is generally repeatable and low in error.
When the traditional method is used for sample detection, manual streamline operation is usually adopted, and aiming at large-batch detection tasks, various manufacturers have also provided various program type sample introduction devices in recent years, such as a turntable type automatic sample introduction device of a Thermol company, a three-axis automatic sample introduction device of a Zhida company, a distributed capillary sample introduction device arranged and designed by autonomous research and development, an array type mobile platform and the like, so that continuous sample introduction of dozens of or even nearly hundreds of samples can be met, and the detection efficiency is greatly improved. However, the conventional method still has the problems of low integration level, high cost, complex operation, high loss and pollution.
Disclosure of Invention
The invention aims to provide a sample card, a sample feeding device and detection equipment which have the advantages of high integration level, low cost, convenience in operation, less loss and pollution and can effectively improve the sample feeding and detection efficiency.
The embodiment of the invention is realized by the following steps:
in a first aspect, the present invention provides a sample card for mating with a test piece, comprising:
the detection device comprises a shell, a detection piece and a detection piece, wherein an installation space is arranged in the shell and is provided with an opening opposite to the detection piece;
the sample feeding assembly comprises a first rotating part, a second rotating part and a sample feeding belt; the first rotating piece and the second rotating piece are arranged in the installation space in an opposite mode at intervals; the sample injection belt is wound outside the first rotating piece, one end of the sample injection belt is connected with the first rotating piece, the other end of the sample injection belt is connected with the second rotating piece, and part of the sample injection belt is exposed out of the opening and used for supporting a sample so that the detection piece opposite to the opening can detect the sample; and the first rotating part and the second rotating part are configured to synchronously rotate so as to drive the sample feeding belt to move, so that the part of the sample feeding belt exposed from the opening can continuously drive a plurality of samples to be matched with the detection part in sequence and carry out detection.
In an alternative embodiment, the first rotating member and the second rotating member are both rotating shafts, and are arranged at intervals in the horizontal direction, so that the portion of the sample tape exposed from the opening also extends in the horizontal direction.
In an alternative embodiment, the sample card further comprises at least two balance shafts disposed within the mounting space; one end of the sample injection belt is connected with the first rotating part, and the other end of the sample injection belt is connected with the second rotating part after sequentially bypassing the balance shafts.
In an optional embodiment, the number of the balance shafts is two, the two balance shafts are arranged at the opening at intervals along the horizontal direction, one end of the sample feeding belt is connected with the first rotating member, and the other end of the sample feeding belt sequentially bypasses the balance shafts and then is connected with the second rotating member, so that the part of the sample feeding belt exposed out of the opening also extends along the horizontal direction.
In an optional embodiment, each balance shaft is annularly provided with a matching groove, and the size of the matching groove is matched with that of the sample feeding belt, so that the sample feeding belt can be accommodated in the matching groove.
In a second aspect, the present invention provides a sample introduction device, for cooperating with a detection member, including:
the first fixing piece is provided with a window opposite to the detection piece;
the first end of the second fixing plate is hinged with the first fixing plate, and the second end of the second fixing plate can move in the direction close to or far away from the second fixing plate;
the sample card according to any of the preceding embodiments, wherein the sample card is attached to the second fixing plate, and when the second fixing plate is close to the first fixing plate, the opening is opposed to the window, so that the detection member can sequentially pass through the window and the opening to detect the sample supported on the portion of the sample belt exposed from the opening.
In an optional embodiment, the second end of the second fixing plate is provided with a limiting protrusion, and when the sample card is mounted on the second fixing plate, the shell of the sample card is in butt fit with the limiting protrusion.
In an optional embodiment, the sample injection device further includes a telescopic rotating shaft, and the telescopic rotating shaft is connected and disposed between the second end of the second fixing plate and the first fixing plate, and is used for limiting a distance of the second end of the second fixing plate moving relative to the first fixing plate.
In an optional embodiment, the sample injection device further comprises a driving motor and two driving shafts, the driving motor is arranged on the first fixing piece, an output shaft of the driving motor is in transmission connection with any one of the two driving shafts, the other one of the two driving shafts is rotatably arranged on the first fixing piece, and the two driving shafts are opposite to the positions of the first rotating piece and the second rotating piece respectively;
and the first rotating part and the second rotating part are provided with matching holes, and the two driving shafts can be in transmission connection with the first rotating part and the second rotating part through the matching holes respectively, so that the two driving shafts, the first rotating part and the second rotating part can synchronously rotate under the driving of the driving motor, and the sampling belt is driven to move.
In a third aspect, the present invention provides a detection apparatus comprising:
a detection member;
the sample injection device of any of the preceding embodiments, and the detection member is opposite to a window of the sample injection device;
the sample feeding part is arranged close to the sample feeding device and provided with a sample feeding hole opposite to the opening, and the sample feeding part is used for feeding a sample to the part of the sample feeding belt exposed from the opening through the sample feeding hole so that the detection part can detect the sample.
The embodiment of the invention has at least the following advantages or beneficial effects:
the embodiment of the invention provides a sample introduction card, which is used for being matched with a detection piece and comprises a shell and a sample introduction assembly; an installation space is arranged in the shell, and the installation space is provided with an opening opposite to the detection piece; the sample feeding assembly comprises a first rotating part, a second rotating part and a sample feeding belt; the first rotating piece and the second rotating piece are arranged in the installation space in an opposite mode at intervals; the sample injection belt is wound outside the first rotating piece, one end of the sample injection belt is connected with the first rotating piece, the other end of the sample injection belt is connected with the second rotating piece, and part of the sample injection belt is exposed out of the opening and used for supporting a sample so that the detection piece opposite to the opening can detect the sample; and the first rotating part and the second rotating part are configured to synchronously rotate so as to drive the sample feeding belt to move, so that the part of the sample feeding belt exposed from the opening can continuously drive a plurality of samples to be matched with the detection part in sequence and carry out detection. The sample card has simple and compact structure, high integration level and low cost; meanwhile, the first rotating part and the second rotating part drive the sample feeding belt to move, so that a plurality of samples can be driven to be matched with the detection part in sequence for detection, and the sample feeding device also has the advantages of convenience in operation, high sample feeding and detection efficiency and small loss in the whole sample feeding process; moreover, the sample injection assembly is wrapped by the shell, so that the direct contact with the external environment or people can be avoided, and the pollution can be reduced.
Another object of the present invention is to provide a sample introduction device and a detection apparatus including the above sample introduction card, which also have the advantages of high integration level, low cost, convenient operation, and less loss and pollution, and can effectively improve sample introduction and detection efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a sample card according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a sample injection device provided in an embodiment of the present invention;
fig. 3 is a partial cross-sectional view of a sample injection device according to an embodiment of the present invention.
The icon is 100-sample card; 101-a housing; 102-a sample; 103-a detection member; 105-an opening; 107-a first rotating member; 109-a second rotating member; 111-sample introduction zone; 113-a balance shaft; 115-sample introduction device; 117-a first anchor sheet; 119-a second fixing sheet; 121-window; 123-a limit protrusion; 125-a pivot shaft; 127-a telescopic rotating shaft; 129-driving the motor; 131-a drive shaft; 133-sample delivery member.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 is a schematic structural diagram of a sample card 100 according to this embodiment. Referring to fig. 1, in the present embodiment, a sample card 100 is mainly used for cooperating with a detecting element 103 to realize continuous detection of a plurality of samples 102. The detecting element 103 may be a detecting element 103 of a mass spectrometer, or may be a detecting element 103 of a spectrometer or other detecting structure, which is not limited in this embodiment.
Referring to fig. 1 again, in the present embodiment, the sample card 100 includes a housing 101 and a sample feeding assembly, wherein the sample feeding assembly is installed in the housing 101 and is used for driving the sample 102 to cooperate with the detecting element 103 for detection.
In detail, the housing 101 is substantially rectangular, and an installation space is opened inside the housing 101 to implement installation of the sample injection assembly, and the installation space has an opening 105 opposite to the detection member 103, so that the detection member 103 can detect the product through the opening 105.
In detail, the sample feeding assembly includes a first rotating member 107, a second rotating member 109, and a sample feeding belt 111. The first rotating member 107 and the second rotating member 109 are both rotating shafts, and the first rotating member 107 and the second rotating member 109 are disposed in the installation space at an opposite interval and can rotate relative to the housing 101. Meanwhile, the sample feeding belt 111 is wound outside the first rotating member 107, one end of the sample feeding belt is connected to the first rotating member 107, the other end of the sample feeding belt is connected to the second rotating member 109, and a portion of the sample feeding belt 111 is exposed from the opening 105 to support the sample 102, so that the detecting member 103 opposite to the opening 105 can detect the sample 102. Further, the first rotating member 107 and the second rotating member 109 are configured to rotate synchronously to move the sample belt 111, so that the portion of the sample belt 111 exposed from the opening 105 can continuously bring the plurality of samples 102 into engagement with the detecting member 103 in sequence and perform detection.
That is, by this arrangement, when the sample 102 needs to be detected, the sample 102 can be placed on the portion of the sample feeding belt 111 exposed from the opening 105, so that the sample feeding belt 111 can drive the sample 102 to move to be opposite to the detecting member 103 when being driven by the first rotating member 107 and the second rotating member 109, thereby facilitating the detection of the detecting member 103 and the product. After the detection of one sample 102 is completed, the next product can be continuously placed above the portion of the sample feeding belt 111 exposed from the opening 105, so that the sample feeding belt 111 continuously drives the next product to be detected, and thus, a plurality of products can be sequentially detected, and the sample feeding efficiency and the detection efficiency are effectively guaranteed.
Meanwhile, in this embodiment, the sample card 100 only includes the housing 101 and the sample assembly disposed in the housing 101, so that the structure is simple and the integration level is high. The sample belt 111 can be recovered at the second rotating member 109 after the sample 102 is driven to be detected, so that the sample card 100 can integrate installation and waste recovery, and subsequent detection of the sample 102 is not affected; in addition, only the sampling belt 111 needs to be replaced according to requirements in the sampling process, other parts of the sampling assembly do not need to be replaced, and the requirement of mass detection tasks can be met. In addition, the first rotating member 107 and the second rotating member 109 are driven to rotate, so that the sample feeding belt 111 can be driven to move, the sample 102 can be driven to be sequentially detected, the structure is simple, the operation is convenient, the sample feeding and detecting efficiency is high, and the use cost, the processing cost and the learning cost of the sample feeding card 100 are effectively controlled. Moreover, the sample injection assembly is wrapped by the shell 101, so that the direct contact with the external environment or people can be avoided, and the pollution can be reduced.
Referring to fig. 1 again, in the present embodiment, the first rotating member 107 and the second rotating member 109 are arranged at intervals along the horizontal direction, so that the exposed portion of the sample belt 111 from the opening 105 also extends along the horizontal direction, thereby supporting the sample 102 more stably.
Optionally, in this embodiment, the sample card 100 further includes at least two balance shafts 113 disposed in the installation space; the sample belt 111 has one end connected to the first rotating member 107 and the other end connected to the second rotating member 109 while sequentially passing around the plurality of balance shafts 113. By so doing, the sample application belt 111 can be tightened so that it can stably and reliably move the sample 102.
In detail, in the present embodiment, the number of the balance shafts 113 is two, the two balance shafts 113 are arranged at the opening 105 at intervals along the horizontal direction, one end of the sample belt 111 is connected to the first rotating member 107, and the other end of the sample belt is connected to the second rotating member 109 after sequentially passing around the balance shafts 113, so that the exposed portion of the sample belt 111 from the opening 105 also extends along the horizontal direction. By such an arrangement, on the one hand, the sample feeding belt 111 can be tightened, so that the sample 102 can be driven to move more stably by the sample feeding belt 111, and on the other hand, the exposed part of the sample feeding belt 111 from the opening 105 can be kept horizontal, so that the sample 102 is prevented from deflecting in the detection process or in the transportation process, and the efficient operation of transportation and detection is ensured. Of course, in other embodiments, the number of the balance shafts 113 may also be selected according to requirements, for example, three, four or even more balance shafts 113 may be provided to ensure that at least two balance shafts 113 extending in the horizontal direction are provided at the opening 105, so that the exposed portion of the sample injection belt 111 from the opening 105 can be kept horizontal to smoothly drive the sample 102 to move, which is not limited in this embodiment.
It should be noted that, in this embodiment, each balance shaft 113 is provided with a matching groove in an annular shape, and the size of the matching groove matches with the size of the sample feeding belt 111, so that the sample feeding belt 111 can be accommodated in the matching groove, and thus the sample feeding belt 111 is more stable and less prone to coming off, and the sample feeding belt 111 can be in a tight state, and can stably drive the sample 102 to move, so as to perform detection continuously.
It should be noted that, in this embodiment, the sample feeding belt 111 has various types, and it is sufficient that the sample feeding belt 111 can move the sample 102 stably and reliably, for example, the sample feeding belt 111 may be a paper belt, a strip structure made of teflon or a metal material, or even a fiber film or a sample feeding line, and the embodiment is not limited thereto.
Meanwhile, in order to place the sample 102 conveniently, a mark may be provided on the sample feeding belt 111, for example, a plurality of marks are provided at intervals to indicate the position where the sample 102 needs to be placed, so as to ensure the efficiency of the sample feeding and detecting operation.
Fig. 2 is a schematic structural diagram of the sample injection device 115 provided in this embodiment; fig. 3 is a schematic partial cross-sectional view of the sample injection device 115 provided in this embodiment. Referring to fig. 2 and fig. 3, the present embodiment further provides a sample injection device 115 including the sample injection card 100.
In detail, the sample injection device 115 further includes a first fixing plate 117 and a second fixing plate 119. The first fixing plate 117 is provided with a window 121 opposite to the detection element 103, so that the detection element 103 can detect the sample 102 through the window 121. The sample card 100 is mounted on the second fixing plate 119, and a first end of the second fixing plate 119 is hinged to the first fixing plate 117, and a second end of the second fixing plate 119 is movable in a direction approaching or departing from the second fixing plate 119. Meanwhile, when the second fixing plate 119 is close to the first fixing plate 117, the opening 105 is opposite to the window 121, so that the detection piece 103 can sequentially pass through the window 121 and the opening 105 to detect the sample 102 supported on the portion of the sample introduction strip 111 exposed from the opening 105. Disposing the second end of the second securing plate 119 to be closer to or farther from the first securing plate 117 facilitates mounting and dismounting of the sample card 100 while reducing waste and wastage during mounting and dismounting. That is, by such an arrangement, the sample card 100 can be conveniently and rapidly replaced by the position of the sample introduction device 115 near the second end of the second fixing plate 119 without stopping or removing the rest of the devices, thereby ensuring sample introduction and detection efficiency.
Referring to fig. 2 again, in the embodiment, a second end of the second fixing plate 119 is provided with a limiting protrusion 123, and when the sample card 100 is mounted on the second fixing plate 119, the housing 101 of the sample card 100 is abutted and matched with the limiting protrusion 123. Through the setting of spacing arch 123 for can form a spacing groove between spacing arch 123 and the first end of second stationary blade 119, thereby can restrict into the removal of sample card 100, and then guarantee into stability and reliability that sample card 100 installed behind second stationary blade 119, guarantee then to advance the reliability of kind operation and detection operation. Meanwhile, the sample card 100 is installed and fixed by the limiting protrusion 123, so that the sample card 100 can be conveniently installed and disassembled, abrasion in the installation and disassembly processes is reduced, and the sample operation and the detection operation are further ensured.
Referring to fig. 2 and fig. 3 again, in the present embodiment, the first end of the second fixing plate 119 is pivotally connected to the first fixing plate 117 via a pivot shaft 125. Sampling device 115 can also set up flexible pivot 127 according to the demand, flexible pivot 127 is connected and is set up between second end and the first stationary blade 117 of second stationary blade 119, a distance for limiting the relative first stationary blade 117 motion of second end of second stationary blade 119, thereby the angle that the relative first stationary blade 117 of restriction second mounting was opened, and then avoid appearing the unexpected circumstances such as dropping of sample card 100, guarantee to advance the sample and detect the reliability and the stability of operation, also guarantee the reliability and the stability of installation and dismantlement process.
In more detail, in this embodiment, the sample feeding device 115 further includes a driving motor 129 and two driving shafts 131. The driving motor 129 is disposed on the first fixing plate 117, an output shaft of the driving motor 129 is in transmission connection with any one of the two driving shafts 131, and the other one of the two driving shafts 131 is rotatably disposed on the first fixing plate 117. Meanwhile, the two driving shafts 131 are opposite to the positions of the first rotating member 107 and the second rotating member 109 respectively, matching holes are formed in the first rotating member 107 and the second rotating member 109, and the two driving shafts 131 can be in transmission connection with the first rotating member 107 and the second rotating member 109 through the matching holes respectively, so that the two driving shafts 131, the first rotating member 107 and the second rotating member 109 can synchronously rotate under the driving of the driving motor 129, and the sample feeding belt 111 is driven to move. That is, through the setting of driving motor 129 and drive shaft 131, when making driving motor 129 start, can drive shaft 131 and rotate, thereby can drive first rotation piece 107 and rotate, and then can drive the motion of sample belt 111, then can drive the motion of second rotation piece 109, make this sampling device 115 can not only accomplish the continuous sampling of sample 102, can also accomplish the recovery of sample belt 111 through second rotation piece 109, guarantee sanitation and safety, guarantee to advance kind and detect the high efficiency and go on.
Of course, in other embodiments, under the premise of cost permission, two driving motors 129 may also be provided, and each of the two driving motors 129 is in transmission connection with one driving shaft 131, and is used to drive the driving shaft 131 at the corresponding position to rotate, so as to drive the first transmission member and the second transmission member to move; simultaneously, can also set up a driving motor 129, but a drive belt is established to the outside cover of two drive shafts 131 to when making a driving motor 129 drive a drive shaft 131 and rotate, can drive another drive shaft 131 through the drive belt and rotate, thereby realize the simultaneous movement of first transmission piece and second transmission piece, realize then that advance a kind and detect in succession, this embodiment does not do the restriction.
The embodiment of the present invention further provides a detection apparatus, which includes the detection part 103, the sample injection device 115, and the sample injection part 133. The detecting element 103 is a detecting element of a mass spectrometer or a spectrometer, and the detecting element 103 is opposite to the window 121 of the sample feeding device 115. And sample presentation member 133 is a robotic arm for presenting sample 102. And the sample feeding member 133 is disposed adjacent to the sample injection device 115 and has a sample feeding hole opposite to the opening 105, and the sample feeding member 133 is configured to feed the sample 102 to the portion of the sample feeding belt 111 exposed from the opening 105 through the sample feeding hole, so that the detecting member 103 can perform detection with the sample 102. That is, by such an arrangement, the sample feeding member 133 can continuously feed the sample 102 to the sample feeding belt 111, so that the sample feeding belt 111 can drive the sample 102 to continuously perform sample feeding and detecting operations, thereby ensuring sample feeding and detecting efficiency.
The following describes the installation process, operation principle and beneficial effects of the detection apparatus with sample card 100 and sample device 115 according to the embodiment of the present invention in detail:
when the detection device is installed, the sample card 100 and the sample feeding device 115 can be installed and matched, first, the first end of the second fixing piece 119 can be pivoted with the first fixing piece 117 through the pivoting shaft 125, the second end of the second fixing piece 119 is connected with the first fixing piece 117 through the telescopic rotating shaft 127, and the driving motor 129 and the two driving shafts 131 are installed on the first fixing piece 117; then, the first rotating member 107, the second rotating member 109 and the balance shafts 113 are rotatably mounted on the housing 101, the sample belt 111 is wound outside the first rotating member 107, one end of the sample belt is connected with the first rotating member 107, the other end of the sample belt sequentially winds the balance shafts 113 and then is connected with the second rotating member 109, and the sample belt 111 is partially exposed from the opening 105 and then assembled to obtain the sample card 100; then, the sample card 100 is mounted on the second fixing plate 119, and is abutted and matched with the limiting protrusion 123 on the second fixing plate 119, and then the second fixing plate 119 is rotated to be close to the first fixing plate 117, so that the opening 105 is opposite to the window 121.
After the installation is finished, the driving motor 129 can be started, and the driving motor 129 drives the driving shaft 131, the first rotating member 107 and the second rotating member 109 to rotate, so as to drive the sample injection belt 111 to move; next, the detecting member 103 is opened, and the sample 102 is injected into the sample injection zone 111 through the sample injecting member 133. After the previous sample 102 is tested, the sample feeding unit 133 continues to feed the next sample 102.
In the above process, the first rotating member 107 and the second rotating member 109 are driven to rotate so as to drive the sample injection belt 111 to move, so that the sample 102 can be driven to sequentially detect, the structure is simple, the operation is convenient, the advantages of convenience in operation and high sample injection and detection efficiency are achieved, and the use cost, the processing cost and the learning cost of the sample injection card 100 are effectively controlled. Moreover, the sample injection assembly is wrapped by the shell 101, so that the direct contact with the external environment or people can be avoided, and the pollution can be reduced. Meanwhile, the sample feeding belt 111 can be recycled at the second rotating part 109 after the sample 102 is driven to be detected, so that the sample feeding card 100 can integrate installation and waste recycling, and subsequent detection of the sample 102 is not affected; in addition, only the sampling belt 111 needs to be replaced according to requirements in the sampling process, other parts of the sampling assembly do not need to be replaced, and the requirement of mass detection tasks can be met.
In summary, the embodiment of the present invention provides a sample card 100, a sample feeding device 115, and a detection apparatus with high integration level, low cost, convenient operation, and less loss and pollution, which can effectively improve sample feeding and detection efficiency.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An access card for mating with a test element, comprising:
the shell is internally provided with an installation space, and the installation space is provided with an opening opposite to the detection piece;
the sample feeding assembly comprises a first rotating part, a second rotating part and a sample feeding belt; the first rotating piece and the second rotating piece are opposite and arranged in the installation space at intervals; the sample feeding belt is wound outside the first rotating part, one end of the sample feeding belt is connected with the first rotating part, the other end of the sample feeding belt is connected with the second rotating part, and part of the sample feeding belt is exposed out of the opening and used for supporting a sample so that a detection part opposite to the opening can detect the sample; and the first rotating part and the second rotating part are configured to synchronously rotate so as to drive the sample feeding belt to move, so that the part of the sample feeding belt exposed from the opening can continuously drive a plurality of samples to be matched with the detecting part in sequence and detect.
2. The sample card of claim 1, wherein:
the first rotating piece and the second rotating piece are rotating shafts, and the first rotating piece and the second rotating piece are arranged at intervals along the horizontal direction, so that the sample belt is exposed from the opening and also extends along the horizontal direction.
3. The sample card of claim 1, wherein:
the sampling card also comprises at least two balance shafts arranged in the installation space; one end of the sample feeding belt is connected with the first rotating part, and the other end of the sample feeding belt sequentially bypasses a plurality of balance shafts and then is connected with the second rotating part.
4. A sample card according to claim 3, wherein:
the quantity of balance shaft is two, and two the balance shaft along the horizontal direction interval set up in the opening part, just advance kind of area one end with first rotation piece is connected, and the other end is walked around a plurality ofly in proper order behind the balance shaft with the second rotates the piece and connects, so that it follows to advance kind of area the part that the opening exposes also follows the horizontal direction extends.
5. A sample card according to claim 3, wherein:
each balance shaft is provided with a matching groove in an annular shape, and the size of each matching groove is matched with that of the sample feeding belt, so that the sample feeding belt can be accommodated in the matching groove.
6. A sampling device for with detect a cooperation, its characterized in that includes:
the first fixing piece is provided with a window opposite to the detection piece;
the first end of the second fixing plate is hinged with the first fixing plate, and the second end of the second fixing plate can move in the direction close to or far away from the second fixing plate;
the sample card of any of claims 1 to 5, the sample card being mounted to the second fixing plate and the opening being opposite the window when the second fixing plate is proximate to the first fixing plate, such that the detection member can sequentially pass through the window and the opening to detect a sample supported on a portion of the sample strip exposed from the opening.
7. The sample introduction device according to claim 6, wherein:
the second end of second stationary blade is equipped with spacing arch, works as advance the sample card install in on the second stationary blade, advance the sample card the casing with spacing protruding butt cooperation.
8. The sample introduction device according to claim 6, wherein:
the sampling device further comprises a telescopic rotating shaft, wherein the telescopic rotating shaft is connected with and arranged between the second end of the second fixing piece and the first fixing piece and used for limiting the distance of the movement of the first fixing piece relative to the second end of the second fixing piece.
9. The sample introduction device according to claim 6, wherein:
the sample feeding device further comprises a driving motor and two driving shafts, the driving motor is arranged on the first fixing piece, an output shaft of the driving motor is in transmission connection with any one of the two driving shafts, the other one of the two driving shafts is rotatably arranged on the first fixing piece, and the two driving shafts are opposite to the first rotating piece and the second rotating piece respectively;
and the first rotating part and the second rotating part are provided with matching holes, and the two driving shafts can respectively pass through the matching holes and are in transmission connection with the first rotating part and the second rotating part, so that under the driving of the driving motor, the two driving shafts, the first rotating part and the second rotating part can synchronously rotate, thereby driving the sample feeding belt to move.
10. A detection apparatus, comprising:
a detection member;
the sample introduction device of any of claims 6 to 9, and the detection member is opposite a window of the sample introduction device;
the sample is thrown in the piece, is close to sampling device sets up, and have with the inlet hole that the opening is relative, the sample is thrown in the piece and is used for passing through the inlet hole to the sample area is followed the part that the opening exposes is thrown in the sample, so that the detection piece can with the sample detects.
CN202011582640.XA 2020-12-28 2020-12-28 Sample introduction card, sample introduction device and detection equipment Pending CN112557686A (en)

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Application Number Priority Date Filing Date Title
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CN112557686A true CN112557686A (en) 2021-03-26

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102014735A (en) * 2008-04-23 2011-04-13 霍夫曼-拉罗奇有限公司 Testing system
CN210427363U (en) * 2019-06-28 2020-04-28 孙小芳 Urine sugar detection device for nephrology department
CN211554032U (en) * 2019-11-25 2020-09-22 成都恩普生医疗科技有限公司 Test paper consumable box for automatic continuous urine test
CN214334992U (en) * 2020-12-28 2021-10-01 广州禾信仪器股份有限公司 Sample introduction card, sample introduction device and detection equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102014735A (en) * 2008-04-23 2011-04-13 霍夫曼-拉罗奇有限公司 Testing system
CN210427363U (en) * 2019-06-28 2020-04-28 孙小芳 Urine sugar detection device for nephrology department
CN211554032U (en) * 2019-11-25 2020-09-22 成都恩普生医疗科技有限公司 Test paper consumable box for automatic continuous urine test
CN214334992U (en) * 2020-12-28 2021-10-01 广州禾信仪器股份有限公司 Sample introduction card, sample introduction device and detection equipment

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