Efficient separating and sampling equipment based on mass spectrometer

Abstract

The utility model discloses efficient separation sampling equipment based on a mass spectrometer, which comprises a base, an extension plate is designed at the bottom end of the base, and a pedal fixing plate is arranged at the lateral position of the extension plate, so that a user can more stably fix the equipment in the use process. The supporting column is arranged above the base, and the bearing box body is installed on the supporting column. The lifting rod is designed in the bearing box body and can longitudinally slide in the box body, so that the application range of the sampling equipment is widened, and the sampling equipment is suitable for soft tissues and also can be used in hard tissues. And the stability of the equipment is enhanced, a user can stabilize the equipment by stepping on the fixing plate, and operation in different environments is facilitated. The accurate control of the lifting rod ensures the stable and accurate movement of the lifting rod through the accurate meshing of the rack and the gear. The sampling barrel is provided with a cutting edge and barbs, so that the sampling efficiency and the sample fixity are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mass spectrometer sampling technical field, and the specific field is a kind of high-efficiency separation sampling equipment based on mass spectrometer. BACKGROUND

[0002] In the related art, mass spectrometer is also called mass spectrometer. It is an instrument for separating and detecting different isotopes. That is, according to the principle that charged particles can be deflected in an electromagnetic field, it separates and detects the composition of substances according to the mass difference of atoms, molecules or molecular fragments. When detecting blood or body fluid, tissue and other samples in clinical detection, a sampling mechanism is needed.

[0003] In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

[0004] The conventional tissue sampling mechanism is only suitable for soft tissue, and cannot be used in some places where the tissue is relatively hard, resulting in that the device cannot sample the tissue, increasing the limitation of the device and reducing the application range of the device. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of high-efficiency separation sampling equipment based on mass spectrometer to solve the problems raised in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of high-efficiency separation sampling equipment based on mass spectrometer, it includes a base, the bottom end of the base is designed with extension plate, the lateral position of extension plate is equipped with foot pedal fixed plate, so that user can more stably fix equipment in the process of use.

[0007] Above the base, support column is provided, and bearing box is installed on the support column. The inside of bearing box is designed with lifting rod, which can slide longitudinally in the box. The side wall of lifting rod is specially designed with rack to realize accurate control of lifting rod.

[0008] Inside the bearing box, gear is also provided, the transmission shaft of which extends to the outside of bearing box and is connected with rotating rod. The gear and the rack are connected through accurate meshing, ensuring the stability and accurate movement of the lifting rod.

[0009] The bottom end of lifting rod is connected with sampling cylinder, and the bottom end of sampling cylinder is provided with blade edge for cutting into tissue for sampling. A sampling opening corresponding to the sampling cylinder is formed in the base to facilitate guiding the tissue sample in the sampling cylinder into the mass spectrometer for analysis. In addition, the inside of blade edge is also provided with barb, which helps to fix the sampled tissue and prevent it from falling off during sampling.

[0010] In order to further enhance the stability of the device and the convenience of operation, the foot pedal fixed plate is specially designed with a foot pedal groove, which facilitates the user to fix the device through the foot pedal.

[0011] The support column is sleeved with a fixed hoop, and the fixed hoop is provided with a threaded support rod, and the upper end of the threaded support rod abuts against the bearing box, thereby ensuring the stable position of the bearing box on the support column.

[0012] The end of the rotating rod is provided with a handle, which facilitates the user to rotate the gear more easily during operation, thereby controlling the up-down movement of the lifting rod.

[0013] In order to realize the fine adjustment of the position of the sampling cylinder, a connecting frame is arranged between the lifting rod and the sampling cylinder, and the user can fine adjust the position of the sampling cylinder according to actual needs, so as to ensure that the sampling cylinder can accurately reach the predetermined sampling depth.

[0014] Compared with the prior art, the device has the advantages that: the application range of the sampling device is improved, and the sampling device can be used not only in soft tissue but also in hard tissue.

[0015] The stability of the device is enhanced, and the user can stabilize the device through the foot pedal fixed plate, thereby facilitating the operation in different environments.

[0016] The lifting rod is accurately controlled through the accurate meshing of the rack and the gear, thereby ensuring the stable and accurate movement of the lifting rod.

[0017] The sampling cylinder is designed with a blade and a barb, thereby improving the sampling efficiency and the fixation of the sample, and preventing the sample from falling off during sampling.

[0018] The operation convenience of the device is improved, and the handle at the end of the rotating rod enables the user to easily control the movement of the lifting rod.

[0019] The position of the sampling cylinder can be fine adjusted, thereby ensuring that the sampling cylinder can accurately reach the predetermined sampling depth, and improving the sampling accuracy. DETAILED DESCRIPTION

[0020] Figure 1 It is a front view of the device;

[0021] Figure 2 It is a side view of the device;

[0022] Figure 3 It is Figure 1 An enlarged structure schematic view of A in the middle.

[0023] In the figure: 1, base; 2, extension plate; 3, pedal fixed plate; 4, support column; 5, bearing box; 6, lifting rod; 7, rack; 8, gear; 9, rotating rod; 10, sampling cylinder; 11, blade; 12, sampling opening; 13, barb; 14, pedal groove; 15, fixed hoop; 16, threaded support rod; 17, connecting frame. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-2 The utility model provides a technical scheme: a high-efficiency separation sampling equipment based on a mass spectrometer, which comprises a base 1, the bottom end of the base 1 is designed with an extension plate 2, the lateral position of the extension plate 2 is equipped with a pedal fixed plate 3, so that the user can more stably fix the equipment during use.

[0026] Above the base 1, a support column 4 is arranged, and a bearing box 5 is installed on the support column 4. The bearing box 5 is internally designed with a lifting rod 6, which can slide longitudinally in the box. The sidewall of the lifting rod 6 is specially designed with a rack 7 to realize accurate control of the lifting rod.

[0027] Inside the bearing box 5, a gear 8 is also arranged, the transmission shaft of the gear 8 extends to the outside of the bearing box 5 and is connected with a rotating rod 9. The gear 8 and the rack 7 are connected through accurate meshing, which ensures the stable and accurate movement of the lifting rod 6.

[0028] The bottom end of the lifting rod 6 is connected with a sampling cylinder 10, the bottom end of the sampling cylinder 10 is equipped with a blade 11 for cutting into the tissue for sampling. The base 1 is provided with a sampling opening 12 corresponding to the sampling cylinder 10, which facilitates the introduction of the tissue sample in the sampling cylinder 10 into the mass spectrometer for analysis. In addition, the inside of the blade 11 is also provided with a barb 13, which helps to fix the sampled tissue and prevent it from falling off during sampling.

[0029] In order to further enhance the stability of the equipment and the convenience of operation, the pedal fixed plate 3 is specially designed with a pedal groove 14, which facilitates the user to fix the equipment by pedal.

[0030] The support column 4 is sleeved with a fixed hoop 15, the fixed hoop 15 is provided with a threaded support rod 16, the upper end of the threaded support rod 16 abuts against the bearing box 5, which ensures the stable position of the bearing box 5 on the support column 4.

[0031] The end of the rotating rod 9 is provided with a handle, which facilitates the user to rotate the gear 8 more easily during operation, thereby controlling the up-down movement of the lifting rod 6.

[0032] In order to realize the fine adjustment of the position of the sampling cylinder 10, a connecting frame 17 is arranged between the lifting rod 6 and the sampling cylinder 10, so that the user can finely adjust the position of the sampling cylinder 10 according to actual needs, to ensure that the sampling cylinder can accurately reach the predetermined sampling depth.

[0033] The working principle of the device is as follows: the device is stably supported by the base 1, and the bottom extension plate 2 and the foot fixing plate 3 at the bottom of the base are used to fix the position of the device and provide a position for the operator to stand or step on.

[0034] The support column 4 is installed on the base and used to support the carrying box 5. The lifting rod 6 is arranged inside the carrying box and can slide longitudinally, and the rack 7 on the side wall of the lifting rod is engaged with the gear 8 in the box.

[0035] The transmission shaft of the gear 8 extends to the outside of the carrying box and is connected with the rotating rod 9. The rotating rod can be manually rotated to make the lifting rod 6 move up and down through gear transmission.

[0036] The bottom end of the lifting rod 6 is connected with the sampling cylinder 10, and the bottom end of the sampling cylinder is provided with a blade 11 for cutting and sampling. The base is provided with a sampling opening 12 corresponding to the sampling cylinder, so that the sampling cylinder can extend into the tissue or other medium through the opening to sample.

[0037] The inside of the blade of the sampling cylinder 10 is provided with a barb 13 for fixing the sampled tissue to prevent the tissue from falling off during sampling.

[0038] The foot pedal groove 14 on the foot fixing plate 3 facilitates the operator to use the feet to fix the device and perform sampling operation.

[0039] The support column 4 is provided with a fixing hoop 15, and the fixing hoop is provided with a threaded supporting rod 16, the upper end of which abuts against the carrying box 5, for adjusting and fixing the height of the carrying box.

[0040] The end of the rotating rod 9 is provided with a handle, which facilitates the operator to manually rotate the rotating rod and control the lifting of the lifting rod.

[0041] A connecting frame 17 is arranged between the lifting rod 6 and the sampling cylinder 10, for finely adjusting the position of the sampling cylinder to adapt to different sampling depths and positions.

[0042] Through the above structure, the operator can stabilize the device through the foot fixing plate, manually rotate the rotating rod to control the lifting of the lifting rod, thereby controlling the depth and extraction of the sampling cylinder, and realize efficient separation sampling. The device is particularly suitable for sampling of hard tissues, and expands the application range of mass spectrometer sampling.

[0043] In the description of the present application, unless specifically defined and limited otherwise, the terms "mounting", "connected", "connecting", "fixed", "fixing" should be interpreted broadly, for example, can be fixed connection, can also be detachable connection, or integral; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0044] The standard parts used in the present application can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings. The specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art. The machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0045] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A high-efficiency separation and sampling device based on a mass spectrometer, characterized in that: Includes a base (1), the bottom end of which is provided with an extension plate (2), and the side of the extension plate (2) is provided with a foot pedal fixing plate (3). The base (1) is provided with a support column (4), the support column (4) is provided with a bearing box (5), the bearing box (5) is provided with a lifting rod (6) that slides longitudinally inside, and the side wall of the lifting rod (6) is provided with a rack (7). The housing (5) is equipped with a gear (8), the drive shaft of the gear (8) extends to the outside of the housing (5) and is connected to a rotating rod (9), and the gear (8) and the rack (7) are meshed together. The bottom end of the lifting rod (6) is provided with a sampling tube (10), the bottom end of the sampling tube (10) is provided with a cutting edge (11), the base (1) is provided with a sampling port (12) corresponding to the sampling tube (10), and the inside of the cutting edge (11) is provided with barbs (13) to facilitate fixing the sampled tissue.

2. The high-efficiency separation and sampling device based on a mass spectrometer according to claim 1, characterized in that: The foot pedal fixing plate (3) is provided with a foot pedal groove (14).

3. The high-efficiency separation and sampling device based on a mass spectrometer according to claim 1, characterized in that: A fixing hoop (15) is fitted on the support column (4), and a threaded rod (16) is provided on the fixing hoop (15). The upper end of the threaded rod (16) abuts against the bearing box (5).

4. The high-efficiency separation and sampling device based on a mass spectrometer according to claim 1, characterized in that: The rotating rod (9) is provided with a handle at its end.

5. The high-efficiency separation and sampling device based on a mass spectrometer according to claim 1, characterized in that: A connecting frame (17) is provided between the lifting rod (6) and the sampling tube (10) to facilitate fine adjustment of the position of the sampling tube (10).

Images