CN209992380U - Colorimetric tube fixing structure - Google Patents
Colorimetric tube fixing structure Download PDFInfo
- Publication number
- CN209992380U CN209992380U CN201920716035.3U CN201920716035U CN209992380U CN 209992380 U CN209992380 U CN 209992380U CN 201920716035 U CN201920716035 U CN 201920716035U CN 209992380 U CN209992380 U CN 209992380U
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- base
- fixing structure
- light
- cover plate
- colorimetric tube
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Abstract
The utility model discloses a colorimetric tube fixing structure, which comprises a base and a cover plate, wherein one side of the base is provided with a holding cavity for vertically placing a colorimetric tube, and the holding cavity is communicated up and down; the cover plate is covered and connected with the base to cover the accommodating cavity; the colorimetric tube holding device is characterized by further comprising a pressing sheet for positioning the colorimetric tube in the holding cavity, clamping grooves are formed in two opposite side walls of the holding cavity respectively, and two ends of the pressing sheet are detachably clamped in the clamping grooves in the two side walls one by one respectively. The preforming cooperation the setting of draw-in groove makes the utility model discloses during location colour comparison tube, only need with the preforming card in the draw-in groove can, not only the simple operation still can not cause the colour comparison tube to damage because of the operating dynamics is improper.
Description
Technical Field
The utility model relates to a colour comparison tube fixed knot constructs.
Background
The colour comparison tube is a commonly used accessory in the water sample analytical instrument, during the use, needs fix the colour comparison tube earlier, and at present, a commonly used colour comparison tube fixed knot constructs including base, apron, and the base is equipped with the holding chamber of colour comparison tube, and the apron lid connects in the base, in order to cover the holding chamber. Because the depth of holding chamber is greater than the diameter of colour comparison tube, consequently, before the apron is covered, need earlier fix a position the colour comparison tube in the holding chamber to prevent that the colour comparison tube from rocking. To this end, prior art adopts the mode location colour comparison tube that the screw compressed tightly more, however this kind of locate mode not only operates comparatively inconveniently, and the dynamics is not good to be controlled still, easy pressure loss colour comparison tube.
SUMMERY OF THE UTILITY MODEL
The utility model provides a colorimetric tube fixing structure, which overcomes the defects of the colorimetric tube fixing structure in the prior art.
The utility model provides a technical scheme that its technical problem adopted is: a colorimetric tube fixing structure comprises a base and a cover plate, wherein one side of the base is provided with an accommodating cavity for vertically placing a colorimetric tube, and the accommodating cavity is vertically communicated; the cover plate is covered and connected with the base to cover the accommodating cavity; the colorimetric tube holding device is characterized by further comprising a pressing sheet for positioning the colorimetric tube in the holding cavity, clamping grooves are formed in two opposite side walls of the holding cavity respectively, and two ends of the pressing sheet are detachably clamped in the clamping grooves in the two side walls one by one respectively.
Furthermore, the clamping groove comprises an inlet and outlet groove for the end part of the pressing sheet to enter and exit and a clamping groove for clamping the end part of the pressing sheet, the inlet and outlet groove and the clamping groove are distributed up and down, and the inlet and outlet groove is communicated with the clamping groove.
Furthermore, the pressing sheet is in a strip shape, and an extension sheet is arranged on one side of the width direction of the pressing sheet.
Furthermore, the two opposite sides of the base are respectively provided with a light hole leading to the accommodating cavity, the two light holes are arranged oppositely, and the two light holes are respectively positioned at the left side and the right side of the accommodating cavity.
Furthermore, a window for observing the liquid level of the colorimetric tube is arranged on the cover plate and is higher than the two light holes.
Furthermore, the base is also provided with mounting grooves communicated with the light holes on the side where the light holes are located, the two mounting grooves are used for mounting a light emitting circuit board and a light receiving circuit board respectively, and the light emitting tubes on the light emitting circuit board and the light receiving tubes on the light receiving circuit board are matched with the two light holes one by one respectively.
Furthermore, two opposite sides of the cover plate are respectively provided with an extension plate, and the two extension plates are matched with the two opposite sides of the base one by one and respectively cover the two mounting grooves.
Further, the cover plate is locked on the base through a plurality of screws.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the setting of preforming cooperation the draw-in groove for when needs location colour comparison tube, only need with the preforming card in the draw-in groove can, not only the simple operation still can not cause the colour comparison tube to damage because of the operating dynamics is improper.
2. The clamping groove preferably comprises the inlet and outlet groove and the clamping groove, so that the pressing sheet is very convenient and labor-saving to assemble and disassemble.
3. The extension piece can increase the stress area of the pressing piece, so that the pressing piece is stressed better.
4. The setting of light trap cooperation light transmitting circuit, light receiving circuit makes the utility model discloses can also be used to carry out the light absorption volume test to the water sample that gets into the colour comparison tube.
The present invention will be described in further detail with reference to the accompanying drawings and examples; however, the utility model discloses a cuvette fixing structure is not limited to the embodiment.
Drawings
Fig. 1 is an exploded schematic view (containing a colorimetric cylinder) of the present invention;
fig. 2 is a schematic structural view after the colorimetric tube is positioned according to the present invention;
fig. 3 is a schematic structural view of the utility model after being mounted with the cover plate.
Detailed Description
In an embodiment, please refer to fig. 1-3, the cuvette fixing structure of the present invention includes a base 1 and a cover plate 2, one side of the base 1 (specifically, the front side of the base 1) is provided with an accommodating chamber 11 for vertically placing the cuvette 3, the accommodating chamber 11 is through from top to bottom and has a shape approximately matching the shape of the cuvette 3, and the upper end and the lower end of the cuvette 3 are open respectively; the cover plate 2 covers the base 1 to cover the accommodating cavity 11 and only allow the upper and lower ends of the colorimetric tube 3 to be exposed. The utility model discloses still including being used for being located colour comparison tube 3 the preforming 4 of holding chamber 11, the both sides wall that holding chamber 11 is relative (the left and right sides wall in holding chamber promptly) is equipped with draw-in groove 12 respectively, the both ends of preforming 4 detachably card in the draw-in groove 12 of this both sides wall one by one respectively.
In this embodiment, the slot 12 specifically includes an in-out slot 121 for allowing the end of the pressing sheet 4 to enter and exit, and a clamping slot 122 for clamping the end of the pressing sheet 4, wherein the in-out slot 121 and the clamping slot 122 are distributed vertically, and the in-out slot 121 is communicated with the clamping slot 122.
In this embodiment, the pressing sheet 4 is in a strip shape, and the extending sheet 41 is disposed on one side of the pressing sheet 4 in the width direction, so that the force-bearing area of the pressing sheet 4 is increased by using the extending sheet 41, and the pressing sheet is better stressed.
In this embodiment, two opposite sides of the base 1 (i.e., the left and right sides of the base 1) are respectively provided with a light hole 13 leading to the accommodating cavity 11, the two light holes 13 are arranged oppositely, and the two light holes 13 are respectively located at the left and right sides of the accommodating cavity 11. The cover plate 2 is provided with a window 41 for observing the liquid level of the colorimetric tube 3, and the window 41 is higher than the two light transmission holes 13, so that the liquid level in the colorimetric tube 3 can be ensured to be higher than the two light transmission holes 13. The base 1 and the cover plate 2 are made of light-tight materials respectively.
In this embodiment, the base 1 is further provided with mounting grooves 14 respectively communicating with the light holes 13 on the side where the light holes 13 are located, the two mounting grooves 14 are respectively used for mounting a light emitting circuit board (not shown) and a light receiving circuit board (not shown), and the light emitting tubes on the light emitting circuit board and the light receiving tubes on the light receiving circuit board are respectively fitted to the two light holes 13 one by one. Light transmission circuit board, light receiving circuit board and two light trap 13's setting makes the utility model discloses can also be used to carry out the light absorption volume test to the water sample that gets into colour comparison tube 3.
In this embodiment, two opposite sides of the cover plate 2 (i.e. the left and right sides of the cover plate 2) are respectively provided with an extending plate 22, and the two extending plates 22 are respectively fitted to two opposite sides of the base 1 and respectively cover the two mounting grooves 14.
In this embodiment, the cover plate 2 is locked on the base 1 by a plurality of screws 5, but not limited thereto, and in other embodiments, the cover plate is covered on the base by a snap connection or other detachable connection.
The utility model discloses a colour comparison tube fixed knot constructs, when fixed colour comparison tube 3, earlier put into the holding chamber 11 of base 1 with colour comparison tube 3, put into the business turn over groove 121 of two draw-in grooves 12 respectively with the both ends of preforming 4 after that to promote preforming 4 downwards, make the both ends of preforming 4 get into the screens groove 122 of two draw-in grooves 12 respectively, thereby accomplish preforming 4's installation, and utilize preforming 4 to push down colour comparison tube 3, make colour comparison tube 3 effectively be positioned in the holding chamber 11 of base 1. Finally, cover plate 2 is covered and screws 5 are locked.
Above-mentioned embodiment only is used for further explaining the utility model discloses a colour comparison tube fixed knot constructs, nevertheless the utility model discloses do not confine the embodiment to, all be according to the utility model discloses a technical entity is to any simple modification, the equivalent change and the modification of above embodiment do, all fall into the technical scheme's of the utility model protection within range.
Claims (8)
1. A colorimetric tube fixing structure comprises a base and a cover plate, wherein one side of the base is provided with an accommodating cavity for vertically placing a colorimetric tube, and the accommodating cavity is vertically communicated; the cover plate is covered and connected with the base to cover the accommodating cavity; the method is characterized in that: the colorimetric tube holding device is characterized by further comprising a pressing sheet for positioning the colorimetric tube in the holding cavity, clamping grooves are formed in two opposite side walls of the holding cavity respectively, and two ends of the pressing sheet are detachably clamped in the clamping grooves in the two side walls one by one respectively.
2. The cuvette fixing structure according to claim 1, wherein: the clamping groove comprises an inlet and outlet groove for the end part of the pressing sheet to enter and exit and a clamping groove for clamping the end part of the pressing sheet, the inlet and outlet groove and the clamping groove are distributed up and down, and the inlet and outlet groove is communicated with the clamping groove.
3. The cuvette fixing structure according to claim 1, wherein: the preforming is rectangular shape, and the one side at preforming width direction place is equipped with the extension piece.
4. The cuvette fixing structure according to claim 1, wherein: the two opposite sides of the base are respectively provided with a light hole leading to the containing cavity, the two light holes are oppositely arranged, and the two light holes are respectively positioned at the left side and the right side of the containing cavity.
5. The cuvette fixing structure according to claim 4, wherein: and the cover plate is provided with a window for observing the liquid level of the colorimetric tube, and the window is higher than the two light holes.
6. The cuvette fixing structure according to claim 4 or 5, wherein: the base is also provided with mounting grooves communicated with the light holes on the side surfaces where the light holes are formed, the two mounting grooves are used for mounting a light emitting circuit board and a light receiving circuit board respectively, and light emitting tubes on the light emitting circuit board and light receiving tubes on the light receiving circuit board are matched with the two light holes one by one respectively.
7. The cuvette fixing structure according to claim 6, wherein: two opposite sides of the cover plate are respectively provided with an extension plate, and the two extension plates are matched with the two opposite sides of the base one by one and respectively cover the two mounting grooves.
8. The cuvette fixing structure according to claim 1, wherein: the cover plate is locked on the base through a plurality of screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920716035.3U CN209992380U (en) | 2019-05-17 | 2019-05-17 | Colorimetric tube fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920716035.3U CN209992380U (en) | 2019-05-17 | 2019-05-17 | Colorimetric tube fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209992380U true CN209992380U (en) | 2020-01-24 |
Family
ID=69294659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920716035.3U Active CN209992380U (en) | 2019-05-17 | 2019-05-17 | Colorimetric tube fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209992380U (en) |
-
2019
- 2019-05-17 CN CN201920716035.3U patent/CN209992380U/en active Active
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