CN219209999U - Drainage device - Google Patents

Abstract

The application discloses drainage device relates to the technical field of laboratory glassware, including funnel, coupling assembling and drainage stick, the funnel includes the bucket body, the bucket body can be dismantled with coupling assembling and be connected, the drainage stick can be dismantled with coupling assembling and be connected, the bucket body opening is towards the drainage stick. The application has the effect of improving the easy dripping of solution from the side wall of the drainage rod.

Description

Drainage device

Technical Field

The application relates to the technical field of experimental instruments, in particular to a drainage device.

Background

In modern laboratories, many experiments require solution transfer, and in the process of solution transfer, if a small amount of solution splashes out of a preset container or drops out of the preset container, environmental pollution can be generated and the experiment precision can be greatly influenced; if the solution drops in a predetermined container, bubbles are easily generated, and in experiments such as column packing, bubbles in the solution may affect the experimental results, resulting in experimental failure. Therefore, the experimenter often conducts drainage operation on the solution when transferring the solution, so that the solution is prevented from splashing or dripping as much as possible.

The current more common drainage device comprises a drainage rod, and an experimenter pours the solution in a measuring cup on the side wall of the drainage rod to enable the solution to flow into a preset container along the inclined drainage rod. When pouring the solution to the drainage stick lateral wall, if the experimenter is mishandled, the too much solution of pouring in the short time can make the solution of drainage stick lateral wall receive gravity and be greater than liquid surface tension, makes the easy follow drainage stick lateral wall drip of solution, can not accomplish drainage operation better.

Disclosure of Invention

In order to solve the problem that solution is easy to drip from the side wall of the drainage rod, the application provides a drainage device.

The application provides a drainage device, adopts following technical scheme:

the utility model provides a drainage device, includes funnel, coupling assembling and drainage stick, the funnel includes the bucket body, the bucket body can be dismantled with coupling assembling and be connected, the drainage stick can be dismantled with coupling assembling and be connected, bucket body opening orientation drainage stick.

Through adopting above-mentioned technical scheme, when carrying out drainage operation, can pour the solution into the bucket body, make the solution flow to the drainage stick lateral wall from bucket body lower extreme export and flow into in the predetermined container along the drainage stick lateral wall, accomplish the drainage of solution. When the experiment personnel operate improperly to pour more solution, the flow of the solution flowing out of the outlet at the lower end of the bucket body is stable, so that the solution keeps the state that the self gravity of the solution is less than the surface tension of the liquid when the side wall of the drainage rod flows, and the solution is not easy to drop from the side wall of the drainage rod. The connecting component is used for fixing the bucket body on the drainage rod, the drainage rod can be held by one hand during operation of an experimenter, and the solution in the measuring cup is poured into the bucket body by one hand, so that drainage operation is facilitated.

Optionally, the bucket body intercommunication has the manifold, the one end opening that the manifold kept away from the bucket body is towards the drainage stick, the manifold is along the gradual reduction of internal diameter towards the drainage stick direction.

Through adopting above-mentioned technical scheme, the collecting pipe is along diminishing gradually towards drainage stick direction internal diameter, plays the effect of converging, is difficult for flowing to the region beyond the drainage stick lateral wall when making the solution flow to the drainage stick from the collecting pipe to difficult follow the drainage stick lateral wall whereabouts when making the solution flow to the drainage stick from the collecting pipe.

Optionally, the funnel further comprises a conduit, the conduit is respectively communicated with the funnel body and the collecting pipe, and the conduit is provided with a control valve.

Through adopting above-mentioned technical scheme, the flow of usable control valve control solution is convenient for the experimenter and is carried out drainage operation.

Optionally, the collecting pipe is obliquely arranged relative to the bucket body.

Through adopting above-mentioned technical scheme, the manifold sets up for the bucket body slope, makes the bucket body can be close the level setting under the condition that does not interfere with the drainage stick, makes the solution be difficult for flowing out from the bucket body when pouring the solution into the bucket body.

Optionally, one side that is close to the drainage stick of manifold exit end is provided with the laminating face, laminating face and drainage stick lateral wall butt.

Through adopting above-mentioned technical scheme, the laminating face that is close to one side of drainage stick of manifold exit end and drainage stick lateral wall butt make the manifold export can be more stable towards the drainage stick, be difficult for appearing the condition of skew dislocation. The joint face is in butt joint with the side wall of the drainage rod, so that the inner side wall of the outlet end of the collecting pipe is partially connected with the side wall of the drainage rod, and the solution can flow down along the connected side wall, so that the solution is not easy to drop from the side wall of the drainage rod.

Optionally, the drainage stick lateral wall has seted up the guiding gutter along axis direction, the bucket body opening is towards the guiding gutter.

By adopting the technical scheme, the solution can flow in the diversion trench, and the drainage efficiency is improved.

Optionally, the drainage stick includes drainage section and centre gripping section, the one end and the drainage section of centre gripping section are connected, the centre gripping section sets up for drainage section slope, the centre gripping section can be dismantled with coupling assembling and be connected, the one end opening that the bucket body was kept away from to the manifold is towards the drainage section.

Through adopting above-mentioned technical scheme, the centre gripping section sets up for drainage section slope, makes the centre gripping section can be close the level setting when the drainage, convenient to use. The clamping section is inclined relative to the drainage section, so that the drainage rod is not easy to fall off due to rolling when placed on a table top, and the service life is prolonged.

Optionally, the connecting assembly includes first snap ring and second snap ring, first snap ring is connected with the bucket body can be dismantled, the second snap ring is connected with the centre gripping section can be dismantled.

Through adopting above-mentioned technical scheme, first snap ring can dismantle with the bucket body and be connected, is convenient for clear up the funnel, and the second snap ring can be dismantled with the centre gripping section and be connected, is convenient for clear up the drainage stick.

Optionally, the connecting assembly further comprises a first bracket and a second bracket, the first bracket is connected with the first clamping ring, the second bracket is connected with the second clamping ring, and the first bracket is rotationally connected with the second bracket.

Through adopting above-mentioned technical scheme, first support and second support rotate to be connected, make first support can rotate for the second support to make the funnel can rotate for the drainage stick, be convenient for make manifold and drainage section butt.

Optionally, the bucket body is provided with a first positioning groove, the first clamping ring is provided with a first positioning block, and the first positioning block is clamped with the first positioning groove; the clamping section side wall is provided with a second positioning groove, the second clamping ring is provided with a second positioning block, and the second positioning block is clamped with the second positioning groove.

By adopting the technical scheme, the first positioning block is matched with the first positioning groove in a clamping way, so that the funnel can be well positioned when the funnel is installed, and the outlet of the collecting pipe can easily face the drainage section under the condition that the collecting pipe is obliquely arranged relative to the funnel body; the second locating piece cooperates with second positioning groove joint, can be better when installing the drainage stick to fix a position the drainage stick, makes the drainage section can be easier with the manifold butt for the condition that the drainage section slope set up.

In summary, the present application includes at least one of the following beneficial effects:

1. the solution flows from the collecting pipe to the drainage section, so that the flow is stable, and the solution is not easy to drip from the side wall of the drainage section;

2. the catheter is provided with a valve, so that the flow of the solution in the drainage process can be controlled;

3. the first snap ring is detachably connected with the bucket body, and the second snap ring is detachably connected with the clamping section, so that the funnel and the drainage rod can be cleaned conveniently.

Drawings

FIG. 1 is a schematic view showing the overall structure of a drainage device according to embodiment 1 of the present application;

FIG. 2 is a schematic view of a partial explosion of the drainage device of example 1 of the present application showing the faying surface;

FIG. 3 is a schematic view showing the overall structure of a drainage device according to embodiment 2 of the present application;

FIG. 4 is a schematic view of a partial explosion of the drainage device of example 2 of the present application showing the bonding surface;

FIG. 5 is a schematic view in partial cross-section of a drainage device of embodiment 2 of the present application showing a first positioning block;

FIG. 6 is an overall exploded view of the drainage device of example 2 of the present application;

fig. 7 is a schematic view of a drainage device of embodiment 2 of the present application showing a partial explosion of the second positioning block.

Reference numerals illustrate: 1. a funnel; 11. a bucket body; 12. a manifold; 13. a conduit; 14. a control valve; 15. a ring groove; 16. a first positioning groove; 17. a bonding surface; 2. a connection assembly; 21. a first snap ring; 22. a second snap ring; 23. a first bracket; 24. a second bracket; 25. a first positioning block; 26. a second positioning block; 3. a drainage rod; 31. a drainage section; 32. a clamping section; 33. a diversion trench; 34. and a second positioning groove.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-7.

Example 1:

embodiment 1 of the present application provides a drainage device.

Referring to fig. 1, a drainage device comprises a funnel 1, a connecting assembly 2 and a drainage rod 3, wherein the funnel 1 comprises a funnel body 11, the drainage rod 3 comprises a drainage section 31, the funnel body 11 is detachably connected with the connecting assembly 2, the drainage section 31 is detachably connected with the connecting assembly 2, and the lower end opening of the funnel body 11 faces the drainage section 31. When the drainage operation is carried out, the solution flows to the side wall of the drainage section 31 from the outlet at the lower end of the bucket body 11, the flow is stable, and the solution is not easy to drop from the side wall of the drainage section 31. The connecting component 2 is used for fixing the bucket body 11 on the drainage section 31, so that drainage operation is facilitated.

Referring to fig. 1 and 2, a fitting surface 17 is disposed on one side, close to the drainage section 31, of the outlet end of the bucket body 11, and the fitting surface 17 is in contact with the side wall of the drainage section 31, so that the outlet of the bucket body 11 can stably face the drainage section 31, and offset and dislocation are not easy to occur. The joint surface 17 is abutted with the side wall of the drainage section 31, so that the inner side wall of the outlet end of the bucket body 11 can be partially connected with the side wall of the drainage section 31, and the solution can flow down along the connected side wall, so that the solution is not easy to drop from the side wall of the drainage section 31.

Referring to fig. 1, the connecting assembly 2 comprises a first clamping ring 21, a second clamping ring 22 and a first bracket 23, wherein the first clamping ring 21 is sleeved on the outer side wall of the bucket body 11, so that the bucket body 11 can be disassembled, and the bucket body 11 is convenient to clean; the second clamping ring 22 is sleeved on the side wall of the drainage section 31, so that the drainage section 31 can be disassembled, and the drainage section 31 is convenient to clean; the first bracket 23 is fixedly connected with the first clamping ring 21 and the second clamping ring 22 respectively, so that the bucket body 11 can be fixed on the drainage section 31.

The implementation principle of the drainage device of the embodiment 1 of the application is as follows: when the drainage operation is performed, an experimenter can pour the solution into the bucket body 11, so that the solution flows from an outlet at the lower end of the bucket body 11 to the side wall of the drainage section 31 and flows into a preset container along the side wall of the drainage section 31, and the drainage of the solution is completed.

Example 2:

embodiment 2 of the present application provides a drainage device.

Referring to fig. 3, embodiment 2 of the present application is different from embodiment 1 in that: the outlet end of the bucket body 11 is connected to a conduit 13, the conduit 13 being provided with a control valve 14, the control valve 14 in this embodiment being in particular a throttle valve. During the drainage process, the experimenter can control the flow of the solution by using the control valve 14, so that the drainage operation is facilitated.

Referring to fig. 3, the pipe 13 has a manifold 12 connected to one end thereof remote from the bucket body 11, and the manifold 12 is inclined with respect to the bucket body 11 so that the bucket body 11 can be arranged nearly horizontally without interfering with the drainage rod 3 and so that the solution is not likely to flow out of the bucket body 11 when the solution is poured into the bucket body 11.

Referring to fig. 3, the outlet end of the collecting pipe 12 is opened toward the drainage section 31, and the inner diameter of the collecting pipe 12 gradually becomes smaller along the direction toward the drainage section 31, so that the collecting pipe 12 plays a role in collecting the solution, and the solution is not easy to flow to the area outside the side wall of the drainage section 31 when flowing from the collecting pipe 12 to the drainage section 31, so that the solution is not easy to drip from the side wall of the drainage section 31 when flowing from the collecting pipe 12 to the drainage section 31.

Referring to fig. 3 and 4, an attaching surface 17 is disposed on one side of the outlet end of the collecting pipe 12, which is close to the drainage section 31, and the attaching surface 17 is abutted against the side wall of the drainage section 31, so that the outlet of the collecting pipe 12 can stably face the drainage section 31, and offset and dislocation are not easy to occur. The joint surface 17 is abutted with the side wall of the drainage section 31, so that the inner side wall of the outlet end of the collecting pipe 12 and the side wall of the drainage section 31 can be partially connected, the solution can flow down along the connected side wall, and the solution is not easy to drop from the side wall of the drainage section 31.

Referring to fig. 3, the drainage rod 3 further comprises a clamping section 32, the clamping section 32 is detachably connected with the connecting assembly 2, one end of the clamping section 32 is fixedly connected with the drainage section 31, the clamping section 32 is obliquely arranged relative to the drainage section 31, and the clamping section 32 can be arranged close to the horizontal during drainage, so that the drainage rod is convenient to use. The clamping section 32 is obliquely arranged relative to the drainage section 31, so that the drainage rod 3 is not easy to fall off due to rolling when placed on a table top, and the service life is prolonged.

Referring to fig. 3, the side wall of the drainage section 31 is provided with a flow guiding groove 33 along the axial direction, and the outlet of the collecting pipe 12 faces the flow guiding groove 33. The solution can flow in the diversion trench 33, thereby improving the drainage efficiency.

Referring to fig. 5 and 6, the outer side wall of the bucket body 11 is provided with the annular groove 15, and the connecting assembly 2 includes the first snap ring 21, in this embodiment, the first snap ring 21 has elasticity, and the first snap ring 21 is engaged with the annular groove 15, so that the first snap ring 21 is not easy to slide off from the outer side wall of the bucket body 11, and the first snap ring 21 is firmly connected with the bucket body 11. The first clamping ring 21 is clamped with the bucket body 11, so that the funnel 1 can be detached, and the funnel 1 can be cleaned conveniently.

Referring to fig. 6 and 7, the connection assembly 2 further includes a second snap ring 22, in this embodiment, the second snap ring 22 has elasticity, and the second snap ring 22 is clamped with the clamping section 32, so that the drainage rod 3 is detachable, and cleaning of the drainage rod 3 is facilitated.

Referring to fig. 6, the first snap ring 21 is fixedly connected with a first bracket 23, the second snap ring 22 is fixedly connected with a second bracket 24, and one end of the first bracket 23 far away from the first snap ring 21 is rotatably connected with one end of the second bracket 24 far away from the second snap ring 22. In this embodiment, the first bracket 23 is hinged to the second bracket 24, so that the first bracket 23 can rotate relative to the second bracket 24, thereby enabling the funnel 1 to rotate relative to the drainage rod 3, and facilitating the abutting of the manifold 12 and the drainage segment 31.

Referring to fig. 5 and 6, the side wall of the ring groove 15 is provided with a first positioning groove 16, the inner side of the first snap ring 21 is fixedly connected with a first positioning block 25, the first positioning block 25 is in clamping fit with the first positioning groove 16, the funnel 1 can be well positioned when the funnel 1 is mounted, and the outlet of the manifold 12 can easily face the drainage section 31 under the condition that the manifold 12 is obliquely arranged relative to the funnel body 11.

Referring to fig. 6 and 7, the second positioning groove 34 is formed in the side wall of the clamping section 32, the second positioning block 26 is fixedly connected to the inner side of the second clamping ring 22, the second positioning block 26 is in clamping fit with the second positioning groove 34, the drainage rod 3 can be well positioned when the drainage rod 3 is installed, and the drainage section 31 can be easily abutted to the collecting pipe 12 under the condition that the clamping section 32 is obliquely arranged relative to the drainage section 31.

Referring to fig. 3, the rotational connection of the first bracket 23 and the second bracket 24 has a friction force due to the contact surfaces pressed against each other. In this embodiment, the bucket body 11 may be placed on a laboratory iron stand, and when the drainage operation is performed, the friction force plays a damping role, so that the first support 23 is not easy to rotate relative to the second support 24, and thus the drainage rod 3 is not easy to rotate relative to the funnel 1, the drainage section 31 is kept stable after abutting against the collecting pipe 12, and the drainage rod 3 is not easy to rotate due to the impact of the solution. The experimenter can concentrate on pouring the solution into the bucket body 11 and adjust the flow rate of the solution through the control valve 14, so that the drainage operation is facilitated.

The implementation principle of the drainage device of embodiment 2 of the application is as follows: when the drainage operation is carried out, an experimenter can place the bucket body 11 on the iron stand, rotate the drainage rod 3 to enable the drainage section 31 to be in butt joint with the collecting pipe 12, close the control valve 14, pour the solution into the bucket body 11, then open the control valve 14, adjust the flow rate of the solution through the control valve 14, enable the solution to flow from the outlet of the collecting pipe 12 to the side wall of the drainage section 31 and flow into a preset container along the drainage groove 33, and finish the drainage operation.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. A drainage device, characterized in that: including funnel (1), coupling assembling (2) and drainage stick (3), funnel (1) are including bucket body (11), bucket body (11) can dismantle with coupling assembling (2) and be connected, the drainage stick (3) can dismantle with coupling assembling (2) and be connected, bucket body (11) opening orientation drainage stick (3).

2. A drainage device according to claim 1, wherein: the funnel body (11) is communicated with the collecting pipe (12), one end opening of the collecting pipe (12) far away from the funnel body (11) faces the drainage rod (3), and the inner diameter of the collecting pipe (12) gradually becomes smaller along the direction facing the drainage rod (3).

3. A drainage device according to claim 2, wherein: the funnel (1) further comprises a guide pipe (13), the guide pipe (13) is respectively communicated with the funnel body (11) and the collecting pipe (12), and the guide pipe (13) is provided with a control valve (14).

4. A drainage device according to claim 2, wherein: the collecting pipe (12) is obliquely arranged relative to the bucket body (11).

5. A drainage device according to claim 2, wherein: one side of the outlet end of the collecting pipe (12) close to the drainage rod (3) is provided with a joint surface (17), and the joint surface (17) is abutted to the side wall of the drainage rod (3).

6. A drainage device according to claim 1, wherein: the side wall of the drainage rod (3) is provided with a diversion trench (33) along the axial direction, and the opening of the bucket body (11) faces the diversion trench (33).

7. The drainage device of claim 4, wherein: the drainage rod (3) comprises a drainage section (31) and a clamping section (32), one end of the clamping section (32) is connected with the drainage section (31), the clamping section (32) is obliquely arranged relative to the drainage section (31), the clamping section (32) is detachably connected with the connecting component (2), and one end opening of the collecting pipe (12) away from the bucket body (11) faces the drainage section (31).

8. The drainage device of claim 7, wherein: the connecting assembly (2) comprises a first clamping ring (21) and a second clamping ring (22), wherein the first clamping ring (21) is detachably connected with the bucket body (11), and the second clamping ring (22) is detachably connected with the clamping section (32).

9. The drainage device of claim 8, wherein: the connecting assembly (2) further comprises a first support (23) and a second support (24), the first support (23) is connected with the first clamping ring (21), the second support (24) is connected with the second clamping ring (22), and the first support (23) is rotationally connected with the second support (24).

10. The drainage device of claim 8, wherein: the bucket body (11) is provided with a first positioning groove (16), the first clamping ring (21) is provided with a first positioning block (25), and the first positioning block (25) is clamped with the first positioning groove (16); the side wall of the clamping section (32) is provided with a second positioning groove (34), the second clamping ring (22) is provided with a second positioning block (26), and the second positioning block (26) is clamped with the second positioning groove (34).

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