CN216928487U - Sample introduction device of mass spectrometer - Google Patents
Sample introduction device of mass spectrometer Download PDFInfo
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- CN216928487U CN216928487U CN202220804887.XU CN202220804887U CN216928487U CN 216928487 U CN216928487 U CN 216928487U CN 202220804887 U CN202220804887 U CN 202220804887U CN 216928487 U CN216928487 U CN 216928487U
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Abstract
The utility model relates to the technical field of sample introduction of mass spectrometers, in particular to a sample introduction device of a mass spectrometer, which comprises a mass spectrometer body, a door plate, a fixed block and a detector, wherein one side of the mass spectrometer body is provided with an opening, the door plate is mutually matched with the opening, the door plate is rotatably connected with one side of the mass spectrometer body, one end of the fixed block is arranged on the inner side wall of the mass spectrometer body, the detector is arranged at the other end of the fixed block, the sample introduction device also comprises a sample introduction assembly, the sample introduction assembly comprises a chute, a sliding block and a fixed unit, the chute is fixedly connected with the mass spectrometer body, the sliding block is in sliding connection with the chute, the fixed unit is arranged at one end of the sliding block, the sliding block is provided with a first through hole, a sample test tube is arranged on the sliding block, then the sample test tube is pushed into the mass spectrometer body through the sliding block and is detected, so that the sample introduction process of the sample test tube is more stable, the safety of sample introduction is improved.
Description
Technical Field
The utility model relates to the technical field of mass spectrometer sample introduction, in particular to a sample introduction device of a mass spectrometer.
Background
A mass spectrometer is an instrument for separating and detecting different isotopes, and in a conventional mass spectrometer, it is very inconvenient to install a sample tube.
In prior art, through the trompil directly over the detection position at mass spectrograph, from top trompil department when examining, put into the sample test tube through the manual work to it is more convenient to make the installation.
However, in the foregoing method, when the sample tube is manually inserted into the hole from the top, the hole is narrow and is manually inserted, so that the worker may shake his hand or may not align the tube, and the sample tube may be damaged by carelessness.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sample feeding device of a mass spectrometer, which solves the technical problems that when a sample test tube is manually placed from an upper opening, due to the fact that the opening is narrow and the sample test tube is manually placed, workers are prone to shaking hands or being not easy to align, and the sample test tube is damaged due to carelessness.
In order to achieve the purpose, the utility model provides a sample feeding device of a mass spectrometer, which comprises a mass spectrometer body, a door plate, a fixed block, a sample test tube and a detector, wherein one side of the mass spectrometer body is provided with an opening, the door plate is matched with the opening, the door plate is rotatably connected with one side of the mass spectrometer body, one end of the fixed block is arranged on the inner side wall of the mass spectrometer body, the detector is arranged at the other end of the fixed block,
the device also comprises a sample injection assembly;
advance kind the subassembly and include spout, slider and fixed unit, the spout with mass spectrometer body fixed connection, and be located the inner diapire of mass spectrometer body, the slider with spout sliding connection, fixed unit installs the one end of slider, the slider has first through-hole, the sample test tube is installed on the slider, and is located the inside of first through-hole.
Wherein, the fixed unit includes fixed plate and kelly, the fixed plate with slider fixed connection, and be located the one end of slider, the fixed plate has the second through-hole, the mass spectrograph body has the third through-hole, the second through-hole with third through-hole department is in same perpendicular line, the kelly all with the second through-hole with third through-hole looks adaptation, the fixed plate still has two recesses.
The fixing unit further comprises a handle, and the handle is fixedly connected with the clamping rod and located above the clamping rod.
Wherein, mass spectrometer's sampling device still includes clamping component, clamping component installs on the slider, and with first through-hole is located same vertical line.
Wherein, clamping assembly is including installation piece, two clamping unit and two springs, the installation piece with slider fixed connection, and be located the top of first through-hole, the installation piece has the fourth through-hole, the third through-hole with the fourth through-hole is located same perpendicular line, the sample test tube with fourth through-hole mutual adaptation, two clamping unit symmetry is installed on the installation piece, every the both ends of spring are equallyd divide do not with correspond clamping unit swing joint.
The clamping unit comprises a clamping block, two expansion blocks and a telescopic rod, the two expansion blocks are fixedly connected with the clamping block and symmetrically arranged on two sides of the clamping block, one end of the telescopic rod is fixedly connected with one side of the clamping block, the other end of the telescopic rod is fixedly connected with one side of the mounting block, and two ends of each spring are respectively and movably connected with one corresponding side of the expansion block.
The clamping unit further comprises a shifting piece, one end of the shifting piece is fixedly connected with the corresponding expansion block and is positioned above the corresponding expansion block.
The sample introduction device of the mass spectrometer can detect the sample in the sample test tube through the action of the detector, the opening can be closed and opened through the door plate, the detector is supported through the fixing block, the sample test tube is firstly placed into the first through hole, the operator then pushes the slide to slide in the chute, eventually moving the sample tube under the detector, by using the fixed unit, the slide block can be fixed and limited, so that the sample test tube is fixed, and finally the door plate is closed, can begin right the sample test tube detects, through the setting of above-mentioned structure, will the sample test tube is followed the side of mass spectrograph body gets into, and passes through the slider pushes away, greatly increased the stability and the security of appearance of advancing.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is an overall configuration diagram of a first embodiment of the present invention.
Fig. 2 is an overall sectional view of the first embodiment of the present invention.
Fig. 3 is a sectional view taken along line a-a of fig. 2 of the present invention.
Fig. 4 is an enlarged view of a portion of the structure of fig. 2B according to the present invention.
Fig. 5 is an enlarged view of a portion of the structure of fig. 3C according to the present invention.
Fig. 6 is an overall sectional view of the second embodiment of the present invention.
Fig. 7 is a cross-sectional view taken along line a-a of fig. 6 of the present invention.
Fig. 8 is an enlarged view of a portion of the structure of fig. 6B according to the present invention.
Fig. 9 is an enlarged view of a portion of the structure of fig. 7C according to the present invention.
101-mass spectrometer body, 102-door plate, 103-fixing block, 104-sample test tube, 105-detector, 106-opening, 107-chute, 108-slide block, 109-first through hole, 110-fixing plate, 111-clamping rod, 112-second through hole, 113-third through hole, 114-groove, 115-handle, 201-mounting block, 202-spring, 203-fourth through hole, 204-clamping block, 205-expanding block, 206-telescopic rod and 207-shifting piece.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, and the embodiments described below with reference to the accompanying drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention.
The first embodiment:
referring to fig. 1 to 5, wherein fig. 1 is a schematic structural diagram of a whole of a first embodiment of the present invention, fig. 2 is a sectional view of the whole of the first embodiment of the present invention, fig. 3 is a sectional view taken along line a-a of fig. 2 of the present invention, fig. 4 is an enlarged partial structural diagram of fig. 2B of the present invention, fig. 5 is an enlarged partial structural diagram of fig. 3C of the present invention, the present invention provides a sample injection device of a mass spectrometer, comprising a mass spectrometer body 101, a door plate 102, a fixing block 103, a sample injection assembly, a sample test tube 104 and a detector 105, an opening 106 is provided on one side of the mass spectrometer body 101, the sample injection assembly comprises a chute 107, a slide block 108 and a fixing unit, the fixing unit comprises a fixing plate 110, a handle 115 and a clamping rod 111, the slide block 108 has a first through hole 109, the fixing plate 110 has a second through hole 112, the mass spectrometer body 101 has a third through hole 113, the fixing plate 110 also has two grooves 114.
For this embodiment, the sample tube 104 is placed inside the first through hole 109, the two grooves 114 are held, the slide block 108 is pushed to slide in the sliding groove 107, so as to move the sample tube 104 to the lower side of the detector 105, and then the clamping rod 111 is inserted into the second through hole 112 and the third through hole 113 to fix the slide block 108, so as to start the detection.
Wherein, the door plant 102 with opening 106 mutual adaptation, the door plant 102 with one side of mass spectrometer body 101 is rotated and is connected, the one end of fixed block 103 is installed the inside wall of mass spectrometer body 101, detector 105 is installed the other end of fixed block 103, spout 107 with mass spectrometer body 101 fixed connection to be located the inner diapire of mass spectrometer body 101, slider 108 with spout 107 sliding connection, the fixed unit is installed the one end of slider 108, slider 108 has first through-hole 109, sample test tube 104 is installed on slider 108, and is located the inside of first through-hole 109. The sample tube 104 is placed inside the first through hole 109, and then the slider 108 is pushed to slide in the sliding groove 107, so that the sample tube 104 is moved to the lower side of the detector 105, at this time, the slider 108 is fixed by using the fixing unit, and then the door plate 102 is closed, and the detection can be started.
Secondly, the fixed plate 110 with slider 108 fixed connection, and be located the one end of slider 108, the fixed plate 110 has second through-hole 112, mass spectrometer body 101 has third through-hole 113, second through-hole 112 with third through-hole 113 is in same perpendicular line, kelly 111 all with second through-hole 112 with third through-hole 113 mutual adaptation, fixed plate 110 still has two recesses 114, handle 115 with kelly 111 fixed connection, and be located kelly 111's top. The clamping rod 111 is inserted into the second through hole 112 and the third through hole 113 at a time, so that the sliding block 108 is limited and fixed, a worker can pull out the clamping rod 111 through the handle 115, and the worker can hold the two grooves 114, so that the sliding block 108 can be pulled and pushed conveniently.
When the sampling device of a mass spectrometer of this embodiment is used, the staff firstly puts the sample to be detected into the sample tube 104, then inserts the sample tube 104 into the first through hole 109, at this moment, the staff holds the corresponding grooves 114 with both hands, then pushes the fixing plate 110, so as to drive the sliding block 108 to slide in the sliding groove 107, finally move the sample tube 104 to the lower part of the detector 105, at this moment, the staff holds the handle 115, and then the clamping rod 111 is sequentially inserted into the second through hole 112 and the third through hole 113, so as to fix and limit the sliding block 108 and the fixing plate 110, finally close the door panel 102 to start detecting the sample, after the detection is completed, the above-mentioned operation in the reverse order can take out the sample tube 104, through the above-mentioned structure setting, it can be right to stably sample and take out the sample tube 104, the safety and the stability of the detection are improved.
Second embodiment:
on the basis of the first embodiment, please refer to fig. 6 to fig. 9, wherein fig. 6 is a cross-sectional view of the second embodiment of the present invention as a whole, fig. 7 is a cross-sectional view taken along line a-a of fig. 6 of the present invention, fig. 8 is an enlarged partial structure at B of fig. 6 of the present invention, fig. 9 is an enlarged partial structure at C of fig. 7 of the present invention, the present invention provides a sample introduction device of a mass spectrometer, further comprising a clamping assembly, the clamping assembly comprises a mounting block 201, two clamping units and two springs 202, the clamping unit comprises a clamping block 204, two expanding blocks 205, a pulling plate 207 and a telescopic rod 206, and the mounting block 201 has a fourth through hole 203.
For the present embodiment, the sample tube 104 is sequentially inserted into the fourth through hole 203 and the first through hole 109, and then the two clamping blocks 204 are relatively moved by the spring 202, so as to clamp the sample tube 104, and when disassembling, the sample tube 104 can be removed by pulling off the two pulling pieces 207.
Wherein, clamping unit installs on the slider 108, and with first through-hole 109 is located same perpendicular line, installation piece 201 with slider 108 fixed connection, and be located the top of first through-hole 109, installation piece 201 has fourth through-hole 203, third through-hole 113 with fourth through-hole 203 is located same perpendicular line, sample test tube 104 with fourth through-hole 203 mutual adaptation, two the clamping unit symmetry is installed on installation piece 201, every the both ends of spring 202 are equallyd divide do not with correspond clamping unit swing joint. The clamping assembly has a clamping effect on the sample tube 104, the sample tube 104 is clamped by sequentially placing the sample tube 104 into the fourth through hole 203 and the first through hole 109, and then relatively moving the two clamping units through the two springs 202, and the mounting block 201 has a bearing effect on the whole clamping assembly.
Secondly, the two expansion blocks 205 are fixedly connected with the clamping block 204 and symmetrically arranged on two sides of the clamping block 204, one end of the telescopic rod 206 is fixedly connected with one side of the clamping block 204, the other end of the telescopic rod 206 is fixedly connected with one side of the mounting block 201, two ends of each spring 202 are respectively movably connected with one side of the corresponding expansion block 205, and one end of the shifting piece 207 is fixedly connected with the corresponding expansion block 205 and is positioned above the corresponding expansion block 205. The spring 202 pulls the symmetrically arranged expanding blocks 205 to move relatively, so that the two clamping blocks 204 move relatively, when the clamping blocks 204 move, the telescopic rod 206 can stretch and retract, so that the moving process of the clamping blocks 204 is more stable, and a worker can move the two clamping blocks 204 reversely by shifting the shifting piece 207, so that the sample test tube 104 can be taken down.
When the sample feeding device of the mass spectrometer is used, the mounting block 201 has a supporting effect on the whole clamping assembly, a worker firstly stirs the two shifting pieces 207 to drive the two clamping blocks 204 to move oppositely, then the worker inserts the sample test tube 104 into the fourth through hole 203 and then inserts the sample test tube into the first through hole 109, at the moment, the shifting pieces 207 are loosened, the two expanding blocks 205 which are symmetrically arranged move relatively when passing through the spring 202, so that the two clamping blocks 204 are driven to move relatively to clamp the sample test tube 104, and in addition, when the clamping blocks 204 move, the telescopic rod 206 can simultaneously perform telescopic motion, so that the clamping blocks 204 do not perform offset motion, the motion stability of the clamping blocks is improved, and the sample test tube 104 can be rapidly fixed and detached through the structural arrangement, thereby making it safer to detect.
While the above disclosure describes one or more preferred embodiments of the present invention, it should be understood that there is no intent to limit the scope of the claims, and it is intended that all or a portion of the process flow of the above embodiments be practiced and equivalents thereof within the scope of the claims.
Claims (7)
1. A sample introduction device of a mass spectrometer comprises a mass spectrometer body, a door plate, a fixed block, a sample test tube and a detector, wherein one side of the mass spectrometer body is provided with an opening, the door plate is matched with the opening, the door plate is rotatably connected with one side of the mass spectrometer body, one end of the fixed block is arranged on the inner side wall of the mass spectrometer body, the detector is arranged at the other end of the fixed block,
the device also comprises a sample injection assembly;
advance kind the subassembly and include spout, slider and fixed unit, the spout with mass spectrometer body fixed connection, and be located the inner diapire of mass spectrometer body, the slider with spout sliding connection, fixed unit installs the one end of slider, the slider has first through-hole, the sample test tube is installed on the slider, and is located the inside of first through-hole.
2. The sample introduction device for mass spectrometer of claim 1,
the fixed unit includes fixed plate and kelly, the fixed plate with slider fixed connection, and be located the one end of slider, the fixed plate has the second through-hole, the mass spectrograph body has the third through-hole, the second through-hole with third through-hole department is in same perpendicular line, the kelly all with the second through-hole with third through-hole looks mutual adaptation, the fixed plate still has two recesses.
3. The sample introduction device for mass spectrometry as recited in claim 2,
the fixing unit further comprises a handle, and the handle is fixedly connected with the clamping rod and is located above the clamping rod.
4. The sample introduction device for mass spectrometry as recited in claim 3,
the sampling device of the mass spectrometer further comprises a clamping assembly, wherein the clamping assembly is arranged on the sliding block and is located on the same vertical line with the first through hole.
5. The sample introduction device for mass spectrometry as recited in claim 4,
clamping assembly is including installation piece, two clamping unit and two springs, the installation piece with slider fixed connection, and be located the top of first through-hole, the installation piece has the fourth through-hole, the third through-hole with the fourth through-hole is located same perpendicular line, the sample test tube with fourth through-hole looks mutual adaptation, two clamping unit symmetry is installed on the installation piece, every the both ends of spring are equallyd divide do not with correspond clamping unit swing joint.
6. The sample injection apparatus of a mass spectrometer as defined in claim 5,
the clamping unit comprises a clamping block, two expanding blocks and a telescopic rod, the two expanding blocks are fixedly connected with the clamping block and symmetrically arranged on two sides of the clamping block, one end of the telescopic rod is fixedly connected with one side of the clamping block, the other end of the telescopic rod is fixedly connected with one side of the mounting block, and two ends of each spring are respectively and correspondingly movably connected with one side of each expanding block.
7. The sample introduction device for mass spectrometry as recited in claim 6,
the clamping unit further comprises a shifting piece, one end of the shifting piece is fixedly connected with the corresponding expansion block and is positioned above the corresponding expansion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220804887.XU CN216928487U (en) | 2022-04-08 | 2022-04-08 | Sample introduction device of mass spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220804887.XU CN216928487U (en) | 2022-04-08 | 2022-04-08 | Sample introduction device of mass spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216928487U true CN216928487U (en) | 2022-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220804887.XU Active CN216928487U (en) | 2022-04-08 | 2022-04-08 | Sample introduction device of mass spectrometer |
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| Country | Link |
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| CN (1) | CN216928487U (en) |
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- 2022-04-08 CN CN202220804887.XU patent/CN216928487U/en active Active
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