CN211536628U - Fixing frame of chromatographic column protective column - Google Patents
Fixing frame of chromatographic column protective column Download PDFInfo
- Publication number
- CN211536628U CN211536628U CN201922172761.6U CN201922172761U CN211536628U CN 211536628 U CN211536628 U CN 211536628U CN 201922172761 U CN201922172761 U CN 201922172761U CN 211536628 U CN211536628 U CN 211536628U
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- sliding blocks
- sliding
- block
- telescopic rod
- column
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Abstract
The utility model provides a mount of chromatographic column guard post, concretely relates to guard post technical field. The utility model comprises a fixed block, a plurality of first sliding blocks are arranged in the fixed block, a first groove matched with the first sliding blocks is arranged at the upper end of the fixed block, and the first sliding blocks are connected with the groove bottom of the first groove in a sliding way; the upper end of the first sliding block is provided with a placing block, two second sliding blocks are arranged in the placing block, the upper ends of the second sliding blocks are provided with telescopic rods, the upper end of the placing block is provided with a second groove matched with the second sliding blocks and the telescopic rods, and the second sliding blocks are connected with the bottoms of the second grooves in a sliding mode; a spring is arranged between the two second sliding blocks; the upper end of the telescopic rod is provided with a clamping plate. The utility model provides a pair of fixing frame of chromatographic column guard post can stably place the chromatographic column guard post of different models size.
Description
Technical Field
The utility model belongs to the technical field of the guard post, concretely relates to mount of chromatographic column guard post.
Background
In the high performance liquid chromatograph, a guard column is installed between a sample injector and an analytical column to protect and prolong the service life of the analytical column. The existing protective columns are different in length and are generally only 1-2cm, a device for storing the protective columns cannot deal with the protective columns with different models, fixing frames with different models can only be produced in batches, and the production of the fixing frames with different models is time-consuming and labor-consuming, so that a fixing frame of the chromatographic column protective column capable of solving the problems is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mount of chromatographic column guard post can stably place the chromatographic column guard post of different models size.
The utility model provides a following technical scheme:
a fixing frame of a chromatographic column protection column comprises a fixing block, wherein a plurality of first sliding blocks are arranged in the fixing block, a first groove matched with the first sliding blocks is formed in the upper end of the fixing block, and the first sliding blocks are connected with the bottom of the first groove in a sliding mode; a placing block is arranged at the upper end of the first sliding block, two second sliding blocks are arranged in the placing block, telescopic rods are arranged at the upper ends of the second sliding blocks, a second groove matched with the second sliding blocks and the telescopic rods is formed in the upper end of the placing block, and the second sliding blocks are connected with the groove bottoms of the second grooves in a sliding mode; a spring is arranged between the two second sliding blocks; the upper end of the telescopic rod is provided with a clamping plate.
Preferably, the telescopic link comprises first telescopic link and second telescopic link, the lateral wall of second telescopic link can follow the inside wall sliding connection of first telescopic link.
Preferably, the bottom end of the second telescopic rod is connected with the upper end of the second sliding block, the cross section of the telescopic rod is square, and the side length of the second sliding block is larger than that of the first telescopic rod.
Preferably, the upper end of the first telescopic rod is connected with the lower end of the clamping plate, the side wall of the clamping plate is arc-shaped, and the upper end and the lower end of the side wall of the clamping plate are higher than the middle part.
Preferably, the upper end of the placing block is arc-shaped, and two sides of the upper end of the placing block are higher than the middle part.
Preferably, the first sliding block is in an inverted T shape.
The utility model discloses a profitable effect:
the fixed block of the utility model is internally provided with a plurality of first sliding blocks, the upper end of the fixed block is provided with a first groove matched with the first sliding blocks, the first sliding blocks are connected with the groove bottoms of the first grooves in a sliding way, the upper end of the first sliding blocks is provided with laying blocks, and the first sliding blocks can freely adjust the space between the laying blocks;
two second sliding blocks are arranged in the placing block, a telescopic rod is arranged at the upper end of each second sliding block, a second groove matched with the second sliding block and the telescopic rod is formed in the upper end of the placing block, the second sliding blocks are connected with the groove bottoms of the second grooves in a sliding mode, a clamping plate is arranged at the upper end of the telescopic rod, the second sliding blocks can adjust the distance between the clamping plates, and the telescopic rods can adjust the height of the clamping plates;
and a spring is arranged between the two second sliding blocks and provides clamping force for the clamping plate.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a top view of the present invention;
figure 2 is a cross-sectional view of the shelving block of the invention.
Description of reference numerals:
1. a fixed block; 2. a first groove; 3. a splint; 4. a placing block; 5. a second groove; 6. a first slider; 7. a second slider; 8. a telescopic rod; 81. a first telescopic rod; 82. a second telescopic rod; 9. a spring.
Detailed Description
As shown in fig. 1 and 2, a fixing frame for a chromatographic column protection column comprises a fixed block 1, three first sliding blocks 6 are arranged in the fixed block 1, the first sliding blocks 6 are inverted T-shaped, a first groove 2 matched with the first sliding blocks 6 is arranged at the upper end of the fixed block 1, the first sliding blocks 6 are in sliding connection with the groove bottoms of the first grooves 2, and the first sliding blocks 6 stably slide in the first grooves 2 due to the structure; the upper end of the first sliding block 6 is provided with a placing block 4, the upper end of the placing block 4 is in a concave arc shape, a chromatographic column protection column is placed on the placing block 4, and the placing block 4 in the shape enables the placing of the protection column to be more stable; two square second sliding blocks 7 are arranged in the placing block 4, an expansion link 8 is arranged at the upper end of each second sliding block 7, a second groove 5 matched with each second sliding block 7 and each expansion link 8 is arranged at the upper end of the placing block 4, and each second sliding block 7 is connected with the bottom of each second groove 5 in a sliding mode; the cross section of the telescopic rod 8 is square, the telescopic rod 8 consists of a first telescopic rod 81 and a second telescopic rod 82, the first telescopic rod 81 is a hollow rod penetrating through the upper end and the lower end, the side wall of the second telescopic rod 82 can be connected in a sliding mode along the inner side wall of the first telescopic rod 81, and the square telescopic rod 8 can prevent the second telescopic rod 82 from rotating; the bottom end of the second telescopic rod 82 is connected with the upper end of the second sliding block 7, the side length of the second sliding block 7 is larger than that of the first telescopic rod 81, and the structure enables the second sliding block 7 to stably slide in the second groove 5; a spring 9 is arranged between the two second sliding blocks 7, and two ends of the spring 9 are respectively connected with the two second sliding blocks 7; the upper end of first telescopic link 81 meets with splint 3's lower extreme, and spring 9 provides the clamping-force for splint 3, and splint 3's lateral wall is the circular-arc of indent, and this shape makes splint 3 centre gripping guard post more stable.
The utility model discloses a working method: the distance between the placing blocks 4 is adjusted according to the length of the protection column, the distance between the placing blocks 4 is adjusted by adjusting the position between the first sliding blocks 6, the protection column is placed on the placing blocks 4, the clamping plate 3 drives the second sliding blocks 7 to slide through the springs 9, the second sliding blocks 7 drive the clamping plates 3 to clamp the two sides of the protection column, and the height of the clamping position can be adjusted through the telescopic rod 8.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (6)
1. The utility model provides a mount of chromatographic column guard column which characterized in that: the sliding block type sliding device comprises a fixed block, wherein a plurality of first sliding blocks are arranged in the fixed block, a first groove matched with the first sliding blocks is formed in the upper end of the fixed block, and the first sliding blocks are connected with the bottom of the first groove in a sliding mode; a placing block is arranged at the upper end of the first sliding block, two second sliding blocks are arranged in the placing block, telescopic rods are arranged at the upper ends of the second sliding blocks, a second groove matched with the second sliding blocks and the telescopic rods is formed in the upper end of the placing block, and the second sliding blocks are connected with the groove bottoms of the second grooves in a sliding mode; a spring is arranged between the two second sliding blocks; the upper end of the telescopic rod is provided with a clamping plate.
2. A holder for a protective column of a chromatography column according to claim 1, wherein: the telescopic link comprises first telescopic link and second telescopic link, the lateral wall of second telescopic link can be followed the inside wall sliding connection of first telescopic link.
3. A holder for a protective column of a chromatography column according to claim 2, wherein: the bottom of the second telescopic rod is connected with the upper end of the second sliding block, the cross section of the telescopic rod is square, and the side length of the second sliding block is larger than that of the first telescopic rod.
4. A holder for a protective column of a chromatography column according to claim 3, wherein: the upper end of the first telescopic rod is connected with the lower end of the clamping plate, the side wall of the clamping plate is arc-shaped, and the upper end and the lower end of the side wall of the clamping plate are higher than the middle part.
5. A holder for a protective column of a chromatography column according to claim 1, wherein: the upper end of the placing block is arc-shaped, and two sides of the upper end of the placing block are higher than the middle part.
6. A holder for a protective column of a chromatography column according to claim 1, wherein: the first sliding block is in an inverted T shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922172761.6U CN211536628U (en) | 2019-12-06 | 2019-12-06 | Fixing frame of chromatographic column protective column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922172761.6U CN211536628U (en) | 2019-12-06 | 2019-12-06 | Fixing frame of chromatographic column protective column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211536628U true CN211536628U (en) | 2020-09-22 |
Family
ID=72504011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922172761.6U Active CN211536628U (en) | 2019-12-06 | 2019-12-06 | Fixing frame of chromatographic column protective column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211536628U (en) |
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2019
- 2019-12-06 CN CN201922172761.6U patent/CN211536628U/en active Active
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