CN215140040U

CN215140040U - Utensil stopper formula buret that can accurate control velocity of flow

Info

Publication number: CN215140040U
Application number: CN202121140629.8U
Authority: CN
Inventors: 蒲春龙
Original assignee: Chongqing Xinchen Environmental Monitoring Co ltd
Current assignee: Chongqing Xinchen Environmental Monitoring Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-14
Anticipated expiration: 2031-05-26

Abstract

The utility model relates to a buret technical field, specific utensil stopper formula buret that can accurate control flow rate that says so, including the buret body, the upper end fixed mounting of buret body has the inlet, the activity is provided with sealed lid in the inlet, the lower extreme movable mounting of buret body has the connecting pipe, the drain pipe is installed to the other end of connecting pipe, be provided with adjustment mechanism on the drain pipe, the lower extreme of drain pipe is provided with the liquid outlet, the surface of buret body is provided with the scale mark. An utensil stopper formula buret that can accurate control velocity of flow, through set up different thread density on fine setting thread bush and fine setting screw rod and coarse adjusting thread bush and coarse adjusting screw rod, make coarse adjusting control valve and fine adjusting control valve can realize the removal of different distances with the fine setting separation blade under the condition of rotating the same distance, reach different velocity of flow regulation effects, can be more accurate to the control of the velocity of flow.

Description

Utensil stopper formula buret that can accurate control velocity of flow

Technical Field

The utility model relates to a buret technical field particularly, relates to an utensil plug buret that can accurate control velocity of flow.

Background

Need use the buret to carry out data analysis when carrying out the environment and detecting, need use the velocity of flow that utensil stopper formula buret controlled liquid during the titration analysis of acid solution, but the current utensil stopper formula buret can only rough control titrate the velocity of flow of liquid when using, can not accurate control velocity of flow, can cause the inaccuracy of analysis data, and it is comparatively troublesome to use, and we propose a utensil stopper formula buret that can accurate control velocity of flow for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a can accurate control flow rate possess plug buret, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an utensil stopper formula buret that can accurate control velocity of flow, includes the buret body, the upper end fixed mounting of buret body has the inlet, the activity is provided with sealed lid in the inlet, the lower extreme movable mounting of buret body has the connecting pipe, the drain pipe is installed to the other end of connecting pipe, be provided with adjustment mechanism on the drain pipe, the lower extreme of drain pipe is provided with the liquid outlet, the surface of buret body is provided with the scale mark.

Preferably, the adjusting mechanism comprises a first speed regulating groove, a second speed regulating groove, a first support frame and a second support frame, the first speed regulating groove is installed on one side of the lower end of the liquid outlet pipe, and the second speed regulating groove is installed on the other side of the liquid outlet pipe.

Preferably, a first support frame is fixedly installed inside the first speed regulation groove, a coarse adjustment threaded sleeve is movably arranged at the upper end of the first support frame, and one end of the coarse adjustment threaded sleeve penetrates through one end of the first speed regulation groove and is provided with a coarse adjustment control valve.

Preferably, a coarse adjustment screw rod is rotatably arranged in the coarse adjustment threaded sleeve, a coarse adjustment baffle is fixedly arranged at the other end of the coarse adjustment screw rod, and the coarse adjustment baffle is movably arranged in the liquid outlet pipe.

Preferably, a second support frame is fixedly installed in the second speed regulation groove, a fine adjustment threaded sleeve is movably arranged at the upper end of the second support frame, and one end of the fine adjustment threaded sleeve penetrates through one end of the second speed regulation groove and is provided with a fine adjustment control valve.

Preferably, a fine adjustment screw rod is rotatably installed in the fine adjustment threaded sleeve, a fine adjustment baffle is fixedly installed at the other end of the fine adjustment screw rod, and the fine adjustment baffle is movably arranged in the liquid outlet pipe and located below the coarse adjustment baffle.

Preferably, the surfaces of the upper end and the lower end of the burette body are provided with clamping pads, and the outer surface of each clamping pad is provided with a plurality of anti-skid protrusions.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) different thread densities are arranged on the fine adjustment threaded sleeve and the fine adjustment screw rod, and the coarse adjustment threaded sleeve and the coarse adjustment screw rod, so that the coarse adjustment control valve and the fine adjustment control valve can move at different distances by the coarse adjustment baffle plate and the fine adjustment baffle plate under the condition of rotating at the same distance, different flow rate adjustment effects are achieved, and the flow rate can be controlled more accurately.

(2) Detect the inside that liquid carried the buret body through setting up the inlet convenience, conveniently carry out real time monitoring to the flow through setting up the scale mark, carry out the centre gripping through setting up centre gripping pad and non-slip raised convenience to whole buret, through the connecting pipe with drain pipe movable mounting in the below of buret body, conveniently change, it is more convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of a plug type burette of the present invention, which can accurately control the flow rate;

fig. 2 is a side view of a plug burette of the present invention capable of accurately controlling flow rate;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 of a plug burette of the present invention for precisely controlling flow rate;

fig. 4 is an enlarged view of B in fig. 3 of a plug type burette of the present invention capable of accurately controlling the flow rate.

In the figure: 1. a burette body; 2. a connecting pipe; 3. a liquid outlet pipe; 4. an adjustment mechanism; 401. a first timing slot; 402. a second timing slot; 403. a first support frame; 404. coarse adjustment of the threaded sleeve; 405. roughly adjusting the screw rod; 406. coarse adjustment of the control valve; 407. coarse adjustment of the blocking piece; 408. a second support frame; 409. fine adjustment of the thread sleeve; 410. fine adjustment of the screw rod; 411. fine-tuning the control valve; 412. finely adjusting the baffle plate; 5. a liquid inlet; 6. a sealing cover; 7. scale lines; 8. a clamping pad; 9. anti-skid projections; 10. and a liquid outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1-4, a utensil stopper formula burette that can accurate control velocity of flow, including burette body 1, the upper end fixed mounting of burette body 1 has inlet 5, and the activity is provided with sealed lid 6 in the inlet 5, and the lower extreme movable mounting of burette body 1 has connecting pipe 2, and drain pipe 3 is installed to the other end of connecting pipe 2, is provided with adjustment mechanism 4 on the drain pipe 3, and the lower extreme of drain pipe 3 is provided with liquid outlet 10, and the surface of burette body 1 is provided with scale mark 7.

By adopting the technical scheme, the liquid to be detected can be conveniently conveyed into the interior of the burette body 1 by arranging the liquid inlet 5, by arranging different thread densities on the fine adjustment threaded sleeve 409 and the fine adjustment screw 410 and the coarse adjustment threaded sleeve 404 and the coarse adjustment screw 405, the coarse adjustment baffle 407 and the fine adjustment baffle 412 can move at different distances under the condition that the coarse adjustment control valve 406 and the fine adjustment control valve 411 rotate at the same distance, so as to achieve different flow rate adjustment effects, the flow rate can be controlled more accurately, the flow can be monitored in real time conveniently by setting the scale marks 7, the whole burette is convenient to be clamped by arranging the clamping pad 8 and the antiskid projections 9, the burette body 1 is convenient to be sealed by arranging the sealing cover 6, through connecting pipe 2 with drain pipe 3 movable mounting in the below of buret body 1, conveniently change, it is more convenient to use.

In this embodiment, the adjusting mechanism 4 includes a first speed adjusting tank 401, a second speed adjusting tank 402, a first support frame 403 and a second support frame 408, the first speed adjusting tank 401 is installed on one side of the lower end of the liquid outlet pipe 3, the second speed adjusting tank 402 is installed on the other side of the liquid outlet pipe 3, the first support frame 403 is fixedly installed inside the first speed adjusting tank 401, a coarse adjustment threaded sleeve 404 is movably installed at the upper end of the first support frame 403, one end of the coarse adjustment threaded sleeve 404 passes through one end of the first speed adjusting tank 401 and is installed with a coarse adjustment control valve 406, a coarse adjustment screw 405 is rotatably installed in the coarse adjustment threaded sleeve 404, a coarse adjustment baffle 407 is fixedly installed at the other end of the coarse adjustment screw 405, the coarse adjustment baffle 407 is movably installed in the liquid outlet pipe 3, the coarse adjustment baffle 405 is moved under the effect of the coarse adjustment threaded sleeve 404 by rotating the coarse adjustment control valve 406, and further drives the coarse adjustment baffle 407 to move, so that the titration liquid in the titration tube body 1 is titrated through the liquid outlet 10, the position of the rough adjusting baffle 407 in the liquid outlet pipe 3 can be adjusted according to the use requirement to adjust the speed.

When the device is specifically arranged, a second supporting frame 408 is fixedly arranged in the second speed regulation groove 402, the upper end of the second supporting frame 408 is movably provided with a fine adjustment threaded sleeve 409, one end of the fine adjustment threaded sleeve 409 passes through one end of the second speed regulation groove 402 and is provided with a fine adjustment control valve 411, a fine adjustment screw 410 is rotatably arranged in the fine adjustment threaded sleeve 409, the other end of the fine adjustment screw 410 is fixedly provided with a fine adjustment baffle plate 412, the fine adjustment baffle plate 412 is movably arranged in the liquid outlet pipe 3 and is positioned below the coarse adjustment baffle plate 407, when more accurate control of the flow rate of the titration liquid is required, the coarse adjustment flap 407 is moved into the first timing slot 401 via the coarse adjustment control valve 406, the fine adjustment screw 410 is driven to move by rotating the fine adjustment control valve 411 under the action of the fine adjustment thread sleeve 409, and then adjust the position of fine setting separation blade 412 in drain pipe 3, can be more accurate to the control of velocity of flow.

It should be noted that, the upper and lower both ends surface of buret body 1 all is provided with clamping pad 8, and the surface of every clamping pad 8 all is provided with a plurality of non-slip raised 9, through setting up clamping pad 8 and non-slip raised 9 and conveniently carry out the centre gripping to whole buret, and it is more convenient to use.

This can accurate control flow velocity have a plug buret's theory of operation:

when the titration apparatus is used, a liquid to be detected is conveniently conveyed to the interior of the burette body 1 through the liquid inlet 5, when the titration is performed, the fine adjustment baffle plate 412 is moved into the second speed regulating groove 402 from the liquid outlet 10 through the fine adjustment control valve 411, the coarse adjustment screw rod 405 is moved under the action of the coarse adjustment threaded sleeve 404 through rotating the coarse adjustment control valve 406, the coarse adjustment baffle plate 407 is further driven to move, the titration liquid in the burette body 1 is titrated through the liquid outlet 10, the position of the coarse adjustment baffle plate 407 in the liquid outlet pipe 3 can be adjusted according to the use requirement to perform speed regulation, when the flow rate of the titration liquid needs to be more accurately controlled, the coarse adjustment baffle plate 407 is moved into the first speed regulating groove 401 through the coarse adjustment control valve 406, the fine adjustment screw rod 410 is driven to move under the action of the fine adjustment threaded sleeve 409 through rotating the fine adjustment control valve 411, and the position of the fine adjustment baffle plate 412 in the liquid outlet pipe 3 is further adjusted, the thread density of the fine adjustment threaded sleeve 409 and the fine adjustment threaded sleeve 410 is larger than that of the coarse adjustment threaded sleeve 404 and the coarse adjustment threaded sleeve 405, so that the coarse adjustment baffle 407 and the fine adjustment baffle 412 can move at different distances under the condition that the coarse adjustment control valve 406 and the fine adjustment control valve 411 rotate at the same distance, different flow rate adjustment effects are achieved, the flow rate can be controlled more accurately, and the use is more convenient.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a can accurate control flow rate have a stopper formula buret, includes buret body (1), its characterized in that: the utility model discloses a buret, including buret body (1), upper end fixed mounting of buret body (1) has inlet (5), inlet (5) internalization is provided with sealed lid (6), the lower extreme movable mounting of buret body (1) has connecting pipe (2), drain pipe (3) are installed to the other end of connecting pipe (2), be provided with adjustment mechanism (4) on drain pipe (3), the lower extreme of drain pipe (3) is provided with liquid outlet (10), the surface of buret body (1) is provided with scale mark (7).

2. A burette of the plug type capable of accurately controlling flow rate as claimed in claim 1, wherein: the adjusting mechanism (4) comprises a first speed regulating groove (401), a second speed regulating groove (402), a first supporting frame (403) and a second supporting frame (408), wherein the first speed regulating groove (401) is installed on one side of the lower end of the liquid outlet pipe (3), and the second speed regulating groove (402) is installed on the other side of the liquid outlet pipe (3).

3. A burette of the plug type capable of accurately controlling a flow rate as claimed in claim 2, wherein: a first supporting frame (403) is fixedly installed inside the first speed regulating groove (401), a coarse adjusting threaded sleeve (404) is movably arranged at the upper end of the first supporting frame (403), and one end of the coarse adjusting threaded sleeve (404) penetrates through one end of the first speed regulating groove (401) and is provided with a coarse adjusting control valve (406).

4. A burette of the plug type capable of accurately controlling flow rate as claimed in claim 3, wherein: a coarse adjustment screw rod (405) is rotatably mounted in the coarse adjustment threaded sleeve (404), a coarse adjustment baffle plate (407) is fixedly mounted at the other end of the coarse adjustment screw rod (405), and the coarse adjustment baffle plate (407) is movably arranged in the liquid outlet pipe (3).

5. A burette of the plug type capable of accurately controlling a flow rate as claimed in claim 2, wherein: a second supporting frame (408) is fixedly mounted in the second speed regulation groove (402), a fine adjustment threaded sleeve (409) is movably arranged at the upper end of the second supporting frame (408), and one end of the fine adjustment threaded sleeve (409) penetrates through one end of the second speed regulation groove (402) and is provided with a fine adjustment control valve (411).

6. A burette of the plug type capable of accurately controlling flow rate as claimed in claim 5, wherein: fine tuning screw rod (410) is installed to fine tuning thread bush (409) internal rotation, the other end fixed mounting of fine tuning screw rod (410) has fine tuning separation blade (412), fine tuning separation blade (412) activity sets up in drain pipe (3) and is located the below of coarse tuning separation blade (407).

7. A burette of the plug type capable of accurately controlling flow rate as claimed in claim 1, wherein: the burette comprises a burette body (1), wherein clamping pads (8) are arranged on the surfaces of the upper end and the lower end of the burette body (1), and a plurality of anti-skid protrusions (9) are arranged on the outer surface of each clamping pad (8).