CN216207844U - 2, 6-difluorobenzene nitrile hydrolysis reaction kettle sampling detection device - Google Patents

Abstract

The utility model discloses a sampling detection device for a 2, 6-difluorobenzene nitrile hydrolysis reaction kettle, which comprises a sample measurement kettle, wherein an annular convergence pipe is sleeved outside the sample measurement kettle, a plurality of groups of first overflow pipes are annularly communicated with the surface of the sample measurement kettle, a plurality of groups of second overflow pipes corresponding to the first overflow pipes are arranged at the inner arc ring positions of the convergence pipes, a sealing rubber ring is arranged between the first overflow pipes and the second overflow pipes, and an internal thread ring in threaded connection with the first overflow pipes is sleeved on the surface of the second overflow pipes. The utility model can effectively converge and discharge the detected liquid which is not in time for backflow in the sample measuring pot, so that the detected liquid in the sample measuring pot can not overflow.

Description

2, 6-difluorobenzene nitrile hydrolysis reaction kettle sampling detection device

Technical Field

The utility model relates to the technical field of sampling detection, in particular to a sampling detection device for a 2, 6-difluorobenzene nitrile hydrolysis reaction kettle.

Background

The patent with the publication number of CN212410503U in the prior art relates to a non-plug-in type online PH meter sampling detection device for a 2, 6-difluorobenzonitrile hydrolysis reaction kettle, which comprises a sampling pipe provided with a sampling end and a sample outlet end, wherein a sampling diaphragm pump is arranged between the sampling end and the sample outlet end of the sampling pipe, the sampling pipe also comprises a sample measurement kettle communicated with the sampling end of the sampling pipe, a PH detection electrode is inserted in the sample measurement kettle, and the upper end of the PH detection electrode penetrates through the sample measurement kettle and is connected with a PH detection meter display; the bottom of the sample measuring kettle is connected with a discharging pipe, a discharging valve is arranged on the discharging pipe, the top of the sample measuring kettle is connected with a material return pipe, a material return valve is arranged on the material return pipe, and the end part of the discharging pipe, far away from the sample measuring kettle, and the end part of the material return pipe, far away from the sample measuring kettle are converged into a return pipe extending into the reaction kettle.

Above-mentioned patent realizes flowing back excessive detected liquid that will survey appearance kettle inside filling through the feed back pipe when using in the reation kettle, but in the in-service use process, the diaphragm pump is taken out and is entered into the inside detected liquid volume that is greater than the volume that the feed back pipe flows back of survey appearance kettle, can cause unnecessary coming too late to the detected liquid volume that flows back to spill over from surveying appearance kettle this moment.

Therefore, we propose a sampling detection device for a 2, 6-difluorobenzonitrile hydrolysis reaction kettle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a sampling detection device for a 2, 6-difluorobenzonitrile hydrolysis reaction kettle.

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

the utility model provides a 2, 6-difluorobenzene nitrile hydrolysis reaction is sampling test device for cauldron, is including surveying the appearance kettle, survey the outside cover of appearance kettle and be equipped with and be the annular pipe that assembles, survey appearance kettle surface and be the first overflow pipe of annular intercommunication of multiunit, it is equipped with multiunit and the corresponding second overflow pipe of first overflow pipe to assemble intraductal arc circle position, and is equipped with sealed rubber ring between first overflow pipe and the second overflow pipe, second overflow pipe surface cover is equipped with the internal thread ring with first overflow pipe threaded connection.

Preferably in this scheme, the bottom of the convergence tube is communicated with a V-shaped drainage tube, and the bottom of the drainage tube is communicated with a material return tube through a three-way joint.

Preferably in this scheme, survey appearance kettle bottom intercommunication has quick-operation joint, and quick-operation joint bottom intercommunication has the blowing pipe.

Preferred in this scheme as, survey appearance kettle top and be equipped with the assorted top cap, and the top cap runs through and is equipped with two mounting holes, two inside sampling tubes and the holding tube of being equipped with respectively of mounting hole.

Preferably in this scheme, hold inside the mounting hole of tub bottom segment part installation, the top that holds tub upper segment part is + type incision form, and hold tub upper segment part inside wall and be equipped with anti-skidding rubber relatively.

Preferably, the outer wall of the upper section of the accommodating pipe is in a threaded shape, and a fastening spiral ring is sleeved outside the accommodating pipe and is in threaded matching with the upper section of the accommodating pipe.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the overflow pipe that sets up, assemble pipe, internal thread ring sum drainage tube to reach and have the effect that is convenient for to come too late the backward flow to be detected liquid with survey appearance kettle and assemble the emission, make survey the inside overflow condition that can not take place for the liquid that is detected of appearance kettle.

2. Through holding pipe, antiskid rubber and the fastening spiro ring that sets up to reach and have the effect of carrying out the centre gripping restriction to the PH electrode tip, can prevent that the PH electrode tip from taking place to drop from surveying appearance kettle top.

Drawings

FIG. 1 is an axial view of a sampling and detecting device for a 2, 6-difluorobenzonitrile hydrolysis reaction kettle according to the present invention;

FIG. 2 is a schematic view of the internally threaded ring of FIG. 1 with the internal thread removed;

FIG. 3 is a schematic view of the converging tube of FIG. 2 with the converging tube removed;

fig. 4 is a schematic structural view of the sample measuring pot in fig. 1 with the sample measuring pot removed.

In the figure: 1. a sample measuring pot; 2. a quick coupling; 3. a top cover; 4. accommodating the tube; 5. anti-skid rubber; 6. a first overflow pipe; 7. sealing the rubber ring; 8. a converging tube; 9. a second overflow tube; 10. an internally threaded ring; 11. a drainage tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a sampling detection device for a 2, 6-difluorobenzene nitrile hydrolysis reaction kettle comprises a sample measurement kettle 1, wherein an annular convergence pipe 8 is sleeved outside the sample measurement kettle 1, a plurality of groups of first overflow pipes 6 are annularly communicated with the surface of the sample measurement kettle 1, a plurality of groups of second overflow pipes 9 corresponding to the first overflow pipes 6 are arranged at the inner arc ring positions of the convergence pipe 8, a sealing rubber ring 7 is arranged between the first overflow pipes 6 and the second overflow pipes 9, the sealing rubber ring 7 is annular and plays a role in sealing the butt joint of the first overflow pipes 6 and the second overflow pipes 9, an internal thread ring 10 in threaded connection with the first overflow pipes 6 is sleeved on the surface of the second overflow pipes 9, the diameter of the first overflow pipes 6 is smaller than that of the second overflow pipes 9, so that the internal thread ring 10 is conveniently sleeved on the first overflow pipes 6, and an anti-falling baffle ring is integrally formed at the end positions of the first overflow pipes 6 and the second overflow pipes 9, so that the internally threaded ring 10 does not slip off over the first overflow tube 6 and also facilitates the end-to-end abutment with the second overflow tube 9.

Referring to fig. 1-4, a 2, 6-difluorobenzene nitrile hydrolysis reaction is sampling test device for cauldron, through will assemble 8 covers in survey appearance kettle 1 outside for second overflow pipe 9 corresponds with first overflow pipe 6, then slide the internal thread ring 10 on first overflow pipe 6 surface to with second overflow pipe 9 junction again, and rotate internal thread ring 10 and make and be connected with second overflow pipe 9 through the screw thread, first overflow pipe 6 extrudees second overflow pipe 9 through sealed rubber ring 7 this moment, make first overflow pipe 6 and second overflow pipe 9 sealed intercommunication together, then with this kind prevent to be connected first overflow pipe 6 of multiunit and second overflow pipe 9, make to assemble 8 and connect in survey appearance kettle 1 outsidely.

Referring to fig. 1-4, a sample detection device for 2, 6-difluorobenzene nitrile hydrolysis reaction kettle, when the liquid level of the detected liquid in the interior of the sample measuring kettle 1 is too high, the detected liquid enters the interior of the second overflow pipe 9 through the communicated first overflow pipe 6 and then enters the interior of the convergence pipe 8 and then flows out.

Referring to fig. 1-4, a sampling test device for a 2, 6-difluorobenzene nitrile hydrolysis reaction kettle, the bottom of a gathering pipe 8 is communicated with a drainage tube 11 in a V shape, the bottom of the drainage tube 11 is communicated with a material return pipe through a three-way joint, and when overflowing detected liquid enters the inside of the gathering pipe 8, the overflowing detected liquid flows out through the drainage tube 11 communicated with the bottom and the material return pipe to return to the inside of the reaction kettle.

Referring to fig. 1-4, a 2, 6-difluorobenzene nitrile hydrolysis reaction is sampling test device for cauldron, survey appearance kettle 1 bottom intercommunication has quick-operation joint 2, and quick-operation joint 2 is convenient for carry out quick assembly disassembly with the blowing pipe, and quick-operation joint 2 bottom intercommunication has the blowing pipe, and the blowing pipe is convenient for discharge inside surveying the appearance kettle 1 inside by the liquid of being detected inside.

Referring to fig. 1-4, a 2, 6-difluorobenzene nitrile hydrolysis reaction is sampling test device for cauldron, it is equipped with assorted top cap 3 to survey 1 tops of appearance kettle, top cap 3 one side is connected with 1 tops of appearance kettle through the hinge, 3 opposite sides of top cap are connected with appearance kettle 1 through the buckle among the prior art, and top cap 3 runs through and is equipped with two mounting holes, two inside sampling tubes and the containing pipe 4 of being equipped with respectively of mounting hole, the sampling tube is connected with outside diaphragm pump, it is convenient for with the detected liquid suction in the reation kettle to survey 1 insidely to survey appearance kettle, it installs PH detection electrode to hold pipe 4, make PH detection electrode restriction, make its bottom be located and detect in the liquid.

Referring to fig. 1-4, a 2, 6-difluorobenzene nitrile hydrolysis reaction sampling test device for cauldron, it installs inside the mounting hole to hold 4 bottom segments of pipe part, the top of holding 4 upper segments of pipe part is + type incision form, and it is equipped with anti-skidding rubber 5 to hold 4 upper segments of pipe part inside wall face to face, anti-skidding rubber 5 can prevent to hold and take place between 4 upper segments of pipe part inner wall and the PH detection electrode and sideslip, it is the screw thread form to hold 4 upper segments of pipe part outer wall, it is equipped with the fastening spiro and holds 4 upper segments of pipe part screw thread matching to hold 4 outside cover of pipe.

Referring to fig. 1-4, a 2, 6-difluorobenzene nitrile hydrolysis reaction sampling test device for cauldron, lay PH detection electrode inside holding pipe 4 as required, make PH detection electrode bottom extend to and measure appearance 1 inside bottom of kettle and test, the staff inserts PH detection electrode inside holding pipe 4, then the staff will fasten the spiral ring rebound and rotate, make through the bolt with hold pipe 4 upper segment part and be connected, further will hold the detached state of pipe 4 upper segment part and merge, with this through non-slip rubber 5 to PH detection electrode surface centre gripping, make stable connection of PH detection electrode on top cap 3 and to measuring the inside liquid that is detected of appearance kettle 1 detect work.

In the present invention, the installation manner, the connection manner, or the setting manner of all the components described above are all common mechanical manners, and the specific structures, models, and coefficient indexes of all the components are their own technologies, which can be implemented as long as the beneficial effects thereof can be achieved, and thus, the details are not repeated.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

In the present invention, unless otherwise specified, the terms "upper, lower, left, right, front, back, inner, outer, vertical and horizontal" and the like included in the terms only represent the orientation of the terms in the conventional use state or are colloquially understood by those skilled in the art, and should not be construed as limiting the terms, and meanwhile, the terms "first", "second" and "third" and the like do not represent specific numbers and sequences, but are merely used for name differentiation, and the terms "include", "include" and any other variations are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed, or also includes elements inherent to such process, method, article, or apparatus.

Claims (6)

1. The utility model provides a 2, 6-difluorobenzene nitrile hydrolysis reaction is sampling test device for cauldron, is including surveying appearance kettle (1), its characterized in that, survey appearance kettle (1) outside cover and be equipped with and be annular and assemble pipe (8), it has first overflow pipe (6) of multiunit to survey appearance kettle (1) surface and be annular intercommunication, it is equipped with second overflow pipe (9) that multiunit and first overflow pipe (6) are corresponding to assemble pipe (8) inner arc circle position, and is equipped with sealed rubber ring (7) between first overflow pipe (6) and second overflow pipe (9), second overflow pipe (9) surface cover is equipped with internal thread ring (10) with first overflow pipe (6) threaded connection.

2. A sampling and detecting device for a 2, 6-difluorobenzonitrile hydrolysis reaction kettle according to claim 1, characterized in that a V-shaped drainage tube (11) is communicated with the bottom of the converging tube (8), and the bottom of the drainage tube (11) is communicated with a feed back tube through a tee joint.

3. A sampling detection device for a 2, 6-difluorobenzonitrile hydrolysis reaction kettle according to claim 1, characterized in that the bottom of the sample measuring kettle (1) is communicated with a quick connector (2), and the bottom of the quick connector (2) is communicated with a discharging pipe.

4. A sampling detection device for a 2, 6-difluorobenzonitrile hydrolysis reaction kettle according to claim 1, characterized in that a top of the sample measuring kettle (1) is provided with a matched top cover (3), the top cover (3) is provided with two mounting holes in a penetrating way, and a sampling pipe and a containing pipe (4) are respectively arranged inside the two mounting holes.

5. A sampling and detecting device for a 2, 6-difluorobenzonitrile hydrolysis reaction kettle according to claim 4, characterized in that the bottom section of the accommodating tube (4) is installed inside the installation hole, the top of the upper section of the accommodating tube (4) is in a shape of a plus-type notch, and the inner wall of the upper section of the accommodating tube (4) is oppositely provided with an anti-skid rubber (5).

6. A sampling and detecting device for a 2, 6-difluorobenzonitrile hydrolysis reaction kettle according to claim 5, characterized in that the outer wall of the upper section of the accommodating tube (4) is threaded, and a fastening spiral ring sleeved outside the accommodating tube (4) is in threaded matching with the upper section of the accommodating tube (4).

Images