CN216654622U - Integral backflow cover device - Google Patents
Integral backflow cover device Download PDFInfo
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- CN216654622U CN216654622U CN202122288201.4U CN202122288201U CN216654622U CN 216654622 U CN216654622 U CN 216654622U CN 202122288201 U CN202122288201 U CN 202122288201U CN 216654622 U CN216654622 U CN 216654622U
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- hole
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- reflow
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
An integral backflow cover device comprises a backflow cover (1), a first bracket (11) and a second bracket (12), wherein the backflow cover (1) comprises a first annular bulge (1041) positioned on the upper half part, a funnel-shaped bulge (1043) positioned on the lower half part, a first exhaust hole (1031) and a second exhaust hole (1032) positioned on the side wall, and a second annular bulge (1042) sleeved on the outer peripheral wall of the first annular bulge (1041), wherein the second bracket (12) is sleeved along the bottom of the backflow cover (1) from bottom to top until the top of the second backflow cover mounting hole (123) is contacted with the bottom of the second annular bulge (1042), the first bracket (11) is sleeved along the top of the backflow cover (1) from top to bottom until the bottom of the first backflow cover mounting hole (113) is contacted with the top of the second annular bulge (1042), the backflow cover (1) can be placed at the opening of the test tube or taken back from the opening of the test tube through the first bracket (11) and the second bracket (12).
Description
Technical Field
The utility model relates to the technical field of laboratory detection, in particular to an integral backflow cover device.
Background
In the heating digestion process of a reagent in a test tube of a laboratory, steam floats upwards, and if the test tube is not provided with a reflux cover, the steam is evaporated to influence the test result; at present, the reflux cover is directly placed on the test tube or taken back by manual work, the number of times of repetition is large, and the contact chance with the reagent is increased due to the fact that the reflux cover is directly contacted by the manual work in the taking and placing process, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects existing in the prior art, the present invention aims to provide an integrated reflow cover device, which is convenient to use and reduces repeated taking and placing time by taking and placing a reflow cover in a bracket manner, and the reflow cover does not need to be contacted in the taking and placing process, thereby reducing the chance of contacting labor and reagents and eliminating potential safety hazards.
The utility model is realized in such a way that the technical scheme adopted by the integral backflow cover device is as follows: an integral backflow cover device is used for preventing liquid evaporation caused by steam floating in the heating digestion process of a reagent in a test tube, so that the test result is influenced, and meanwhile, the reagent can be filled into the test tube through a backflow cover according to the test requirement; the integrated reflow cover apparatus includes:
the backflow cover (1), the backflow cover (1) comprises a first annular bulge (1041) located on the upper half part, a funnel-shaped bulge (1043) located on the lower half part, a first exhaust hole (1031) and a second exhaust hole (1032) located on the side wall, and a second annular bulge (1042) sleeved on the outer peripheral wall of the first annular bulge (1041); the upward opening of the first annular bulge (1041) is a liquid filling port (101), the inward part of the bottom of the funnel-shaped bulge (1043) forms a liquid outlet (102), the outward part of the bottom of the funnel-shaped bulge (1043) forms a notch structure (1044), and the first exhaust hole (1031) and the second exhaust hole (1032) are positioned below the first annular bulge (1041); the first exhaust hole (1031) and the second exhaust hole (1032) are used for exhausting steam generated in the heating digestion process of the reagent, and condensed liquid formed after the temperature of the steam is reduced flows back into the test tube along the outer wall of the funnel-shaped bulge (1043); the liquid filling port (101) and the liquid outflow port (102) are used for adding reagents required to be filled in the test tube;
the backflow cover fixing device comprises a first bracket (11) and a second bracket (12), wherein the first bracket (11) and the second bracket (12) are used for placing and fixing a backflow cover (1), the first bracket (11) is provided with a first backflow cover mounting hole (113), the second bracket (12) is provided with a second backflow cover mounting hole (123), and the first backflow cover mounting hole (113) is opposite to the second backflow cover mounting hole (123);
second bracket (12) cover from down up until the top of second backward flow lid mounting hole (123) contacts with the bottom of the annular bulge of second (1042) along the bottom of backward flow lid (1), and first bracket (11) cover from last down along the top of backward flow lid (1) and contact with the top of the annular bulge of second (1042) until the bottom of first backward flow lid mounting hole (113), like this, directly take up first bracket (11) and second bracket (12) and can place backward flow lid (1) in the test tube opening part.
Furthermore, the liquid filling port (101) is conical so as to reduce the wall hanging of the added reagent and ensure the precision; the liquid outlet (102) is a circular hole.
Furthermore, the notch structure (1044) is a position where the bottom of the funnel-shaped protrusion (1043) is communicated with the liquid outlet (102), and a structure that half of the circumference has a certain height than the other half of the circumference is formed; in the process of filling the reagent, the reagent is guided by the notch structure (1044) and flows down along the inner wall of the test tube so as to avoid the reagent from dripping from the central position of the liquid outlet (102) to cause the primary splash.
Furthermore, the first reflow cover mounting holes (113) are multiple, and the first reflow cover mounting holes (113) are evenly distributed on the surface of the first bracket (11).
Furthermore, the number of the second reflow cover mounting holes (123) is multiple, and the second reflow cover mounting holes (123) are evenly distributed on the surface of the second bracket (12).
Furthermore, the backflow cover (1) is made of Teflon material, and is high temperature resistant and acid and alkali resistant; the surfaces of the first bracket (11) and the second bracket (12) are provided with Teflon coatings, so that the high temperature resistance and the acid and alkali resistance are realized.
Further, the first reflow cover mounting hole (113) is opposite to the second reflow cover mounting hole (123).
Furthermore, the first bracket (11) is also provided with a first through hole (111) and a second through hole (112), the first through hole (111) and the second through hole (112) are process holes, the first through hole (111) and the second through hole (112) are multiple, and the first through hole (111) and the second through hole (112) are evenly distributed on the periphery of the first backflow cover mounting hole (113); the second bracket (12) is also provided with a third through hole (121) and a fourth through hole (122), the third through hole (121) and the fourth through hole (122) are process holes, the third through hole (121) and the fourth through hole (122) are multiple, and the third through hole (121) and the fourth through hole (122) are evenly distributed on the periphery of the second backflow cover mounting hole (123).
Further, the first through hole (111) is opposite to the third through hole (121), and the second through hole (112) is opposite to the fourth through hole (122).
Further, the integral backflow cover device is assembled into an integral type by the independent backflow cover (1), the first bracket (11) and the second bracket (12), the backflow cover device can be detached and is convenient to clean, and the backflow cover (1), the first bracket (11) and the second bracket (12) can be independently replaced and is convenient to maintain.
Compared with the prior art, the integral backflow cover device has the advantages that the integral backflow cover device comprises a backflow cover (1), a first bracket (11) and a second bracket (12), wherein the backflow cover (1) comprises a first annular bulge (1041) positioned at the upper half part, a funnel-shaped bulge (1043) positioned at the lower half part, a first exhaust hole (1031) and a second exhaust hole (1032) positioned on the side wall, and a second annular bulge (1042) sleeved on the outer peripheral wall of the first annular bulge (1041), the second bracket (12) is sleeved on the bottom of the backflow cover (1) from bottom to top until the top of a second backflow cover mounting hole (123) is contacted with the bottom of the second annular bulge (1042), the first bracket (11) is sleeved on the top of the backflow cover (1) from top to bottom until the bottom of a first backflow cover mounting hole (113) is contacted with the top of the second annular bulge (1042), the backflow cover (1) can be placed at the opening of the test tube or taken back from the opening of the test tube through the first bracket (11) and the second bracket (12); the reflux cover is taken and placed in a bracket mode, so that the use is convenient, the repeated taking and placing time is reduced, the reflux cover does not need to be contacted in the taking and placing process, the contact probability between workers and reagents is reduced, and the potential safety hazard is eliminated.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic external view of an integrated reflow cover apparatus provided in an embodiment of the present invention.
Fig. 2 is a schematic view of an integrated reflow cover apparatus according to another embodiment of the present invention.
Fig. 3 is another schematic view of the integrated reflow cover device according to an embodiment of the present invention.
Fig. 4 is an exploded view of an integrated reflow cover apparatus according to an embodiment of the present invention.
Fig. 5 is an exploded view of an integrated reflow cap assembly in another orientation in accordance with an embodiment of the present invention.
Fig. 6 is a schematic view of a reflow cover of an integrated reflow cover apparatus according to an embodiment of the present invention.
Fig. 7 is another schematic view of the reflow cover of the integrated reflow cover device according to the embodiment of the utility model.
Fig. 8 is another schematic view of the reflow cover of the integrated reflow cover device according to the embodiment of the utility model.
Fig. 9 is another schematic view of the reflow cover of the integrated reflow cover device according to the embodiment of the utility model.
The designations in the above figures are as follows: 1. a backflow cover; 101. a liquid filling port; 102. a liquid outflow port; 1031. a first exhaust port; 1032. a second vent hole; 1041. a first annular projection; 1042. a second annular projection; 1043. a funnel-shaped projection; 1044. a notch structure; 11. a first bracket; 111. a first through hole; 112. a second through hole; 113. a first return cover mounting hole; 12. a second bracket; 121. a third through hole; 122. a fourth via hole; 123. and a second reflow cover mounting hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. It is to be understood that, if the terms "upper", "lower", "left", "right", etc. indicate orientations or positional relationships based on those shown in the drawings, they are only used for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms can be understood by those skilled in the art according to specific situations.
The technical solution of the present invention is described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 9, a preferred embodiment of the present invention is shown.
The integral backflow cover device is characterized by being used for preventing liquid evaporation caused by steam floating in the heating digestion process of a reagent in a test tube so as to influence a test result, and meanwhile, the reagent can be filled into the test tube through the backflow cover according to test requirements; the integrated reflow cover apparatus includes:
the backflow cap 1, the backflow cap 1 includes a first annular protrusion 1041 located on the upper half, a funnel-shaped protrusion 1043 located on the lower half, a first exhaust hole 1031 and a second exhaust hole 1032 located on the side wall, and a second annular protrusion 1042 sleeved on the outer peripheral wall of the first annular protrusion 1041; the upward opening of the first annular protrusion 1041 is a liquid filling opening 101, the inward bottom of the funnel-shaped protrusion 1043 forms a liquid outlet 102, the outward bottom of the funnel-shaped protrusion 1043 forms a notch structure 1044, and the first exhaust hole 1031 and the second exhaust hole 1032 are located below the first annular protrusion 1041; the first exhaust hole 1031 and the second exhaust hole 1032 are used for exhausting steam generated in the heating digestion process of the reagent, and condensed liquid formed after the temperature of the steam is reduced flows back into the test tube along the outer wall of the funnel-shaped bulge 1043; the liquid filling port 101 and the liquid outflow port 102 are used for adding reagents required to be filled in the test tube;
the first bracket 11 and the second bracket 12 are used for placing and fixing the backflow cover 1, the first bracket 11 is provided with a first backflow cover mounting hole 113, the second bracket 12 is provided with a second backflow cover mounting hole 123, and the first backflow cover mounting hole 113 is opposite to the second backflow cover mounting hole 123;
the second bracket 12 is sleeved from bottom to top along the bottom of the backflow cover 1 until the top of the second backflow cover mounting hole 123 contacts with the bottom of the second annular protrusion 1042, the first bracket 11 is sleeved from top to bottom along the top of the backflow cover 1 until the bottom of the first backflow cover mounting hole 113 contacts with the top of the second annular protrusion 1042, and thus, the backflow cover 1 can be placed at the opening of the test tube by directly taking up the first bracket 11 and the second bracket 12.
The above-mentioned one-piece reflow cover device provided, comprising: the backflow cap comprises a backflow cap 1, a first bracket 11 and a second bracket 12, wherein the backflow cap 1 comprises a first annular protrusion 1041 positioned on the upper half part and a funnel-shaped protrusion 1043 positioned on the lower half part, a first exhaust hole 1031 and a second exhaust hole 1032 positioned on the side wall, and a second annular protrusion 1042 sleeved on the outer peripheral wall of the first annular protrusion 1041, the second bracket 12 is sleeved along the bottom of the backflow cap 1 from bottom to top until the top of a second backflow cap mounting hole 123 is contacted with the bottom of the second annular protrusion 1042, the first bracket 11 is sleeved along the top of the backflow cap 1 from top to bottom until the bottom of a first backflow cap mounting hole 113 is contacted with the top of the second annular protrusion 1042, and the backflow cap 1 can be placed at a test tube opening or taken back from the test tube opening through the first bracket 11 and the second bracket 12; the reflux cover is taken and placed in a bracket mode, so that the use is convenient, the repeated taking and placing time is reduced, the reflux cover does not need to be contacted in the taking and placing process, the contact probability between workers and reagents is reduced, and the potential safety hazard is eliminated.
Specifically, the liquid filling port 101 is conical to reduce the wall hanging of the added reagent and ensure the precision; the liquid outflow port 102 is a circular hole.
As an embodiment of the present invention, the notch structure 1044 is a position where the bottom of the funnel-shaped protrusion 1043 is communicated with the liquid outlet 102, and forms a structure in which a half circumference has a certain height than the other half circumference; during the process of filling the reagent, the reagent is guided by the notch structure 1044 and flows down along the inner wall of the test tube, so as to avoid splashing caused by the reagent dripping from the center of the liquid outlet 102.
Specifically, the first reflow cover mounting holes 113 are plural, and the first reflow cover mounting holes 113 are evenly distributed on the surface of the first bracket 11.
Specifically, the second reflow cover mounting holes 123 are plural, and the second reflow cover mounting holes 123 are evenly distributed on the surface of the second bracket 12.
As an embodiment of the utility model, the backflow cover 1 is made of Teflon material, and is resistant to high temperature and acid and alkali; the surfaces of the first bracket 11 and the second bracket 12 are provided with Teflon coatings, so that the high temperature resistance and the acid and alkali resistance are realized.
Specifically, the first reflow cover mounting hole 113 is located opposite to the second reflow cover mounting hole 123.
As an embodiment of the present invention, the first bracket 11 is further provided with a first through hole 111 and a second through hole 112, the first through hole 111 and the second through hole 112 are process holes, the first through hole 111 and the second through hole 112 are multiple, and the first through hole 111 and the second through hole 112 are evenly distributed around the first reflow cover mounting hole 113; the second bracket 12 is further provided with a third through hole 121 and a fourth through hole 122, the third through hole 121 and the fourth through hole 122 are process holes, the third through hole 121 and the fourth through hole 122 are plural, and the third through hole 121 and the fourth through hole 122 are evenly distributed around the second reflow cover mounting hole 123.
In one embodiment of the present invention, the first through hole 111 and the third through hole 121 are located opposite to each other, and the second through hole 112 and the fourth through hole 122 are located opposite to each other.
Preferably, the integrated backflow cover device is assembled into an integrated type by the independent backflow cover 1, the first bracket 11 and the second bracket 12, the backflow cover 1, the first bracket 11 and the second bracket 12 can be detached for convenient cleaning, and the backflow cover 1, the first bracket 11 and the second bracket 12 can be independently replaced for convenient maintenance.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A unitary flowback cap assembly, comprising:
the backflow cover (1), the backflow cover (1) comprises a first annular bulge (1041) located on the upper half part, a funnel-shaped bulge (1043) located on the lower half part, a first exhaust hole (1031) and a second exhaust hole (1032) located on the side wall, and a second annular bulge (1042) sleeved on the outer peripheral wall of the first annular bulge (1041); the upward opening of the first annular bulge (1041) is a liquid filling port (101), the inward part of the bottom of the funnel-shaped bulge (1043) forms a liquid outlet (102), the outward part of the bottom of the funnel-shaped bulge (1043) forms a notch structure (1044), and the first exhaust hole (1031) and the second exhaust hole (1032) are positioned below the first annular bulge (1041); the first exhaust hole (1031) and the second exhaust hole (1032) are used for exhausting steam generated in the heating digestion process of the reagent, and condensed liquid formed after the temperature of the steam is reduced flows back into the test tube along the outer wall of the funnel-shaped bulge (1043); the liquid filling port (101) and the liquid outflow port (102) are used for adding reagents required to be filled in the test tube;
the backflow cover fixing device comprises a first bracket (11) and a second bracket (12), wherein the first bracket (11) and the second bracket (12) are used for placing and fixing a backflow cover (1), the first bracket (11) is provided with a first backflow cover mounting hole (113), the second bracket (12) is provided with a second backflow cover mounting hole (123), and the first backflow cover mounting hole (113) is opposite to the second backflow cover mounting hole (123);
the second bracket (12) is sleeved from bottom to top along the bottom of the backflow cover (1) until the top of the second backflow cover mounting hole (123) is contacted with the bottom of the second annular protrusion (1042), and the first bracket (11) is sleeved from top to bottom along the top of the backflow cover (1) until the bottom of the first backflow cover mounting hole (113) is contacted with the top of the second annular protrusion (1042).
2. An integrated backflow lid device according to claim 1, wherein the liquid filling port (101) is tapered; the liquid outlet (102) is a circular hole.
3. The unitary backflow cap device according to claim 2, wherein the notch structure (1044) is a position where the bottom of the funnel-shaped protrusion (1043) is communicated with the liquid outflow port (102), and forms a structure in which one half of the circumference has a certain height than the other half of the circumference.
4. A unitary reflow cover apparatus according to claim 1, wherein the first reflow cover mounting holes (113) are plural, and the first reflow cover mounting holes (113) are evenly distributed on the surface of the first bracket (11).
5. The unitary reflow cover apparatus of claim 4, wherein the second reflow cover mounting holes (123) are a plurality of holes, and the second reflow cover mounting holes (123) are evenly distributed on the surface of the second bracket (12).
6. The integrated backflow cover device according to claim 1, wherein the backflow cover (1) is made of teflon, and is resistant to high temperature and acid and alkali; the surfaces of the first bracket (11) and the second bracket (12) are provided with Teflon coatings, so that the high temperature resistance and the acid and alkali resistance are realized.
7. An integrated type reflow cover apparatus according to claim 1, wherein the first bracket (11) is further provided with a first through hole (111) and a second through hole (112), the first through hole (111) and the second through hole (112) are process holes, the first through hole (111) and the second through hole (112) are plural, and the first through hole (111) and the second through hole (112) are evenly distributed with the periphery of the first reflow cover mounting hole (113); the second bracket (12) is also provided with a third through hole (121) and a fourth through hole (122), the third through hole (121) and the fourth through hole (122) are process holes, the third through hole (121) and the fourth through hole (122) are multiple, and the third through hole (121) and the fourth through hole (122) are evenly distributed on the periphery of the second backflow cover mounting hole (123).
8. An integrated reflow cover device in accordance with claim 7, wherein the first through hole (111) is located opposite to the third through hole (121), and the second through hole (112) is located opposite to the fourth through hole (122).
9. A unitary return cover device according to claim 1, characterized in that it is assembled in one piece from a separate return cover (1), a first bracket (11) and a second bracket (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122288201.4U CN216654622U (en) | 2021-09-22 | 2021-09-22 | Integral backflow cover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122288201.4U CN216654622U (en) | 2021-09-22 | 2021-09-22 | Integral backflow cover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216654622U true CN216654622U (en) | 2022-06-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122288201.4U Active CN216654622U (en) | 2021-09-22 | 2021-09-22 | Integral backflow cover device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216654622U (en) |
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2021
- 2021-09-22 CN CN202122288201.4U patent/CN216654622U/en active Active
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