CN218272137U - Dustproof cover for liquid chromatograph - Google Patents
Dustproof cover for liquid chromatograph Download PDFInfo
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- CN218272137U CN218272137U CN202222175897.4U CN202222175897U CN218272137U CN 218272137 U CN218272137 U CN 218272137U CN 202222175897 U CN202222175897 U CN 202222175897U CN 218272137 U CN218272137 U CN 218272137U
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- dust cover
- plate
- liquid chromatograph
- pulley
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Abstract
The utility model provides a liquid chromatograph dust cover, including two combination casings, two the combination casing constitutes the dust cover jointly, two one side of combination casing is the fixed plate that is provided with all, the inside of fixed plate has been seted up and has been receive and release the recess, the inside of receiving and releasing the recess is provided with the pulley board, the bottom of pulley board rotates in proper order and is provided with a plurality of wheels of traveling. The utility model discloses when using, can prevent dust the protection to the instrument with two combination casing covers in the outside of instrument, when needs remove the dust cover, can directly promote the dust cover, conveniently drive the dust cover through the wheel of traveling and remove to make things convenient for staff's quick travel dust cover, conveniently tak the place away or install the dust cover, can pack up the pulley plate through control mechanism, after the installation finishes, can collect up the pulley plate, the convenience is fixed to the dust cover.
Description
Technical Field
The utility model relates to a liquid chromatograph technical field, in particular to liquid chromatograph dust cover.
Background
The liquid chromatograph is an instrument which firstly separates a mixture and then analyzes and identifies the mixture by utilizing the difference of the distribution ratio of the mixture between liquid and solid or two immiscible liquids;
the application number is 202121747819.6's chinese granted patent, and it discloses a liquid chromatograph dust cover, the on-line screen storage device comprises a base, the top of base is equipped with flexible cover, the equal rigid coupling in bottom both sides of flexible cover has the stay cord, the upper end of stay cord upwards extends, the top of flexible cover is equipped with and is used for receiving the device that unreels to the stay cord. The scheme mainly realizes the effect of being capable of being folded and unfolded upwards and downwards, saves space when being stored, but the prior art can not carry out quick movement and is not convenient when the outer part of an instrument is installed or a dust cover is removed;
therefore, a dustproof cover for a liquid chromatograph is provided.
SUMMERY OF THE UTILITY MODEL
In view of the above, embodiments of the present invention provide a dust cover for a liquid chromatograph, so as to solve or alleviate the technical problems in the prior art, and at least provide a useful choice.
The utility model discloses technical scheme is so realized: a dustproof cover of a liquid chromatograph comprises two combined shells, wherein the two combined shells jointly form the dustproof cover, a fixed plate is fixedly arranged on one side of each of the two combined shells, a retractable groove is formed in the fixed plate, a pulley plate is arranged in the retractable groove, and a plurality of running wheels are sequentially and rotatably arranged at the bottom of the pulley plate;
and the surface of the fixed plate is provided with a control mechanism for controlling the lifting of the pulley plate.
Preferably, the following components: the control mechanism comprises a toothed plate fixedly arranged at the top of the pulley plate, a gear rotatably arranged in the fixed plate and a second handle fixedly connected with the gear, the gear is meshed with the toothed plate, a pawl is connected to the inside of the fixed plate through a torsion spring, one end of the pawl can only move upwards, a movable switch is arranged on the surface of the fixed plate, and the movable switch is connected with the pawl.
Preferably: the combined type automobile door lock is characterized in that a sealing plate is arranged between the two combined shells, two sides of the sealing plate are movably arranged in the two combined shells respectively, a lead screw is rotatably arranged at the top of one combined shell and is in threaded connection with the other combined shell, and a first handle is fixedly connected to one end of the lead screw.
Preferably: the combined type magnetic door is characterized in that a door is hinged to the surface of the combined shell, a limiting sliding groove is formed in the surface of the door, an elongated plate is arranged inside the limiting sliding groove in a sliding mode, magnets are arranged on the surface of the elongated plate, and the two magnets are magnetically attracted with each other.
Preferably: the combined type oil pipe sealing device is characterized in that a fixed box is fixedly arranged inside the combined shell, an extrusion plate is movably arranged inside the fixed box, a plurality of return springs are fixedly arranged inside the fixed box, and one ends of the return springs are fixedly connected with the extrusion plate.
The embodiment of the utility model provides a owing to adopt above technical scheme, it has following advantage:
1. the utility model discloses when using, can prevent dust the protection to the instrument with two combination casing covers in the outside of instrument, when needs remove the dust cover, can directly promote the dust cover, conveniently drive the dust cover through the wheel of traveling and remove to make things convenient for staff's quick travel dust cover, conveniently tak the place away or install the dust cover, can pack up the pulley plate through control mechanism, after the installation finishes, can collect up the pulley plate, the convenience is fixed to the dust cover.
2. The utility model discloses a rotate the second handle and can drive gear revolve, when gear corotation, will drive pinion rack and pulley plate rebound to conveniently pack up the pulley plate, when gear corotation, will collide the pawl and take place the activity, can prevent through the pawl that the gear from taking place to overturn, when needs overturn, accessible activity switch drives pawl one end activity, thereby conveniently makes the gear overturn.
The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and the following detailed description.
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 embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a first three-dimensional structure diagram of the present invention;
FIG. 2 is a second perspective structural view of the present invention;
FIG. 3 is a third perspective view of the present invention;
fig. 4 is a display view of the toothed plate of the present invention;
fig. 5 is a cross-sectional view of the fixing box of the present invention.
Reference numerals: 1. a combination housing; 2. a screw rod; 3. a first handle; 4. a sealing plate; 5. a box door; 6. a lengthening plate; 7. a fixing plate; 8. a second handle; 9. a movable switch; 10. a limiting chute; 11. retracting and releasing the groove; 12. a pulley plate; 13. a running wheel; 14. a fixed box; 15. a pressing plate; 16. a toothed plate; 17. a gear; 18. a pawl; 19. a return spring.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-5, an embodiment of the present invention provides a dustproof cover for a liquid chromatograph, including two combined housings 1, where the two combined housings 1 jointly form the dustproof cover, a fixed plate 7 is fixedly disposed on one side of each of the two combined housings 1, a retractable groove 11 is disposed inside the fixed plate 7, a pulley plate 12 is disposed inside the retractable groove 11, the bottom of the pulley plate 12 is sequentially and rotatably disposed with a plurality of traveling wheels 13, and a control mechanism is disposed on the surface of the fixed plate 7 and used for controlling the lifting of the pulley plate 12; when using, can carry out dustproof protection to the instrument with two combination casing 1 covers in the outside of instrument, when needs remove the dust cover, can directly promote the dust cover, conveniently drive the dust cover through the wheel 13 that traveles and remove to make things convenient for the staff quick travel dust cover, conveniently take away or install the dust cover, can pack up pulley plate 12 through control mechanism, after the installation finishes, can accomodate pulley plate 12, the convenience is fixed to the dust cover.
In this embodiment, specifically: the control mechanism comprises a toothed plate 16 fixedly arranged at the top of the pulley plate 12, a gear 17 rotatably arranged in the fixed plate 7 and a second handle 8 fixedly connected with the gear 17, the gear 17 is meshed with the toothed plate 16, the inner part of the fixed plate 7 is connected with a pawl 18 through a torsion spring, one end of the pawl 18 only moves upwards, a movable switch 9 is arranged on the surface of the fixed plate 7, and the movable switch 9 is connected with the pawl 18; the gear 17 can be driven to rotate by rotating the second handle 8, the toothed plate 16 and the pulley plate 12 are driven to move upwards when the gear 17 rotates forwards, so that the pulley plate 12 can be conveniently folded, the pawl 18 can be collided to move when the gear 17 rotates forwards, the gear 17 can be prevented from rotating backwards through the pawl 18, and when the gear needs to rotate backwards, one end of the pawl 18 can be driven to move through the movable switch 9, so that the gear 17 can be conveniently rotated backwards.
In this embodiment, specifically: a sealing plate 4 is arranged between the two combined shells 1, two sides of the sealing plate 4 are respectively and movably arranged in the two combined shells 1, the top of one combined shell 1 is rotatably provided with a screw rod 2, the screw rod 2 is in threaded connection with the other combined shell 1, and one end of the screw rod 2 is fixedly connected with a first handle 3; can drive a combination casing 1 through rotating lead screw 2 and remove to can make two combination casings 1 move or keep away from the motion near each other, conveniently protect the instrument of equidimension not, can keep holistic leakproofness through closing plate 4.
In this embodiment, specifically: the combined type refrigerator door comprises a combined shell 1, a refrigerator door 5, a limiting sliding groove 10, two lengthened plates 6, magnets and a door body, wherein the refrigerator door 5 is hinged to the surface of the combined shell 1, the limiting sliding groove 10 is formed in the surface of the refrigerator door 5, the lengthened plates 6 are arranged inside the limiting sliding groove 10 in a sliding mode, the surfaces of the two lengthened plates 6 are provided with the magnets, and the two magnets attract each other in a magnetic mode; the sealing performance of the whole device can be improved by closing the box door 5, and the extension plate 6 can move through the limit sliding groove 10, so that the device can be closed even after the width of the device is changed.
In this embodiment, specifically: a fixed box 14 is fixedly arranged inside the combined shell 1, a squeezing plate 15 is movably arranged inside the fixed box 14, a plurality of return springs 19 are fixedly arranged inside the fixed box 14, and one ends of the return springs 19 are fixedly connected with the squeezing plate 15; the instrument is protected conveniently by the pressing plate 15 and the return spring 19.
The utility model discloses at the during operation: when the dustproof cover is used, the two combined shells 1 are covered outside the instrument to protect the instrument from dust, when the dustproof cover needs to be moved, the dustproof cover can be directly pushed, the traveling wheels 13 conveniently drive the dustproof cover to move, so that workers can conveniently and quickly move the dustproof cover and conveniently take away or install the dustproof cover, the pulley plates 12 can be folded up through the control mechanism, and after the installation is finished, the pulley plates 12 can be folded up to conveniently fix the dustproof cover;
can drive a combination casing 1 through rotating lead screw 2 and remove to can make two combination casings 1 move or keep away from the motion near each other, conveniently protect the instrument of equidimension not, can keep holistic leakproofness through closing plate 4.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various changes or substitutions within the technical scope of the present invention, which should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a liquid chromatograph dust cover, includes two combination casings (1), two the combination casing (1) constitutes the dust cover jointly, its characterized in that: a fixed plate (7) is fixedly arranged on one side of each of the two combined shells (1), a retractable groove (11) is formed in the fixed plate (7), a pulley plate (12) is arranged in the retractable groove (11), and a plurality of running wheels (13) are sequentially and rotatably arranged at the bottom of the pulley plate (12);
the surface of the fixed plate (7) is provided with a control mechanism for controlling the lifting of the pulley plate (12).
2. The dust cover for a liquid chromatograph of claim 1, wherein: the control mechanism comprises a toothed plate (16) fixedly arranged at the top of the pulley plate (12), a gear (17) rotatably arranged in the fixed plate (7) and a second handle (8) fixedly connected with the gear (17), and the gear (17) is meshed with the toothed plate (16).
3. The dust cover for a liquid chromatograph of claim 2, wherein: a pawl (18) is connected to the inside of the fixing plate (7) through a torsion spring, one end of the pawl (18) can only move upwards, a movable switch (9) is arranged on the surface of the fixing plate (7), and the movable switch (9) is connected with the pawl (18).
4. The dust cover for a liquid chromatograph of claim 1, wherein: and a sealing plate (4) is arranged between the two combined shells (1), and two sides of the sealing plate (4) are respectively and movably arranged in the two combined shells (1).
5. The dust cover for a liquid chromatograph of claim 1, wherein: the top of one combined shell (1) is rotatably provided with a screw rod (2), the screw rod (2) is in threaded connection with the other combined shell (1), and one end of the screw rod (2) is fixedly connected with a first handle (3).
6. The dust cover for a liquid chromatograph of claim 1, wherein: the surface of the combined shell (1) is hinged with a box door (5).
7. The dust cover for a liquid chromatograph of claim 6, wherein: the surface of the box door (5) is provided with a limiting sliding groove (10), and an elongated plate (6) is arranged inside the limiting sliding groove (10) in a sliding mode.
8. The dust cover for a liquid chromatograph of claim 7, wherein: the surfaces of the two lengthened plates (6) are provided with magnets, and the two magnets are magnetically attracted with each other.
9. The dust cover for a liquid chromatograph of claim 1, wherein: the combined shell (1) is fixedly provided with a fixed box (14) inside, and a squeezing plate (15) is movably arranged inside the fixed box (14).
10. The dust cover for a liquid chromatograph of claim 9, wherein: a plurality of return springs (19) are fixedly arranged inside the fixed box (14), and one ends of the return springs (19) are fixedly connected with the extrusion plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222175897.4U CN218272137U (en) | 2022-08-18 | 2022-08-18 | Dustproof cover for liquid chromatograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222175897.4U CN218272137U (en) | 2022-08-18 | 2022-08-18 | Dustproof cover for liquid chromatograph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218272137U true CN218272137U (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222175897.4U Active CN218272137U (en) | 2022-08-18 | 2022-08-18 | Dustproof cover for liquid chromatograph |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218272137U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116951239A (en) * | 2023-07-28 | 2023-10-27 | 肇庆焕发生物科技有限公司 | Durable liquid chromatograph protective structure |
-
2022
- 2022-08-18 CN CN202222175897.4U patent/CN218272137U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116951239A (en) * | 2023-07-28 | 2023-10-27 | 肇庆焕发生物科技有限公司 | Durable liquid chromatograph protective structure |
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