CN218729921U

CN218729921U - Charcoal trap with quick-opening joint

Info

Publication number: CN218729921U
Application number: CN202222349570.4U
Authority: CN
Inventors: 赖存明; 赵丁丁; 朱文龙; 李永祺; 贾彦军; 黄鹏; 张聪; 张畅; 屈扬; 张哓慧
Original assignee: 404 Co Ltd China National Nuclear Corp
Current assignee: 404 Co Ltd China National Nuclear Corp
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-03-24
Anticipated expiration: 2032-09-05

Abstract

The utility model relates to the technical field of nuclear material production, in particular to a charcoal trap with a quick-opening joint, wherein an upper flange blind plate is fixed at the top end of a cylinder body through a quick-opening clamp; an air outlet is arranged on the side wall of the upper part of the cylinder body; a thermocouple sleeve is arranged on the side wall of the lower part of the cylinder body; a sieve plate is welded on the inner side of the lower part of the cylinder body; the lower conical flange is fixed at the bottom end of the cylinder body through the quick-opening clamp, and the lower conical flange blind plate is fixed at the bottom end of the lower conical flange through the quick-opening clamp; and the side wall of the lower conical flange is provided with an air inlet. The utility model discloses charcoal trap can reduce the operating time at the dismouting in-process, and it receives the irradiation level to reduce personnel, improves production efficiency, improves charcoal trap's life simultaneously.

Description

Charcoal trap with quick-opening joint

Technical Field

The utility model belongs to the technical field of nuclear material production, concretely relates to charcoal trap with quick-opening connects.

Background

In the technical field of nuclear industry, reducing the influence of radioactivity is an important factor to be considered in the operation process of personnel. And the reduction of the operating time of personnel and the reduction of the level of radioactive sources are effective methods for reducing the irradiation level of personnel. The optimization design is adopted, so that the operation time of personnel is reduced, and the realization is more facilitated in the nuclear industrial production.

Charcoal trap is a device of handling radioactive tail gas, and to the traditional charcoal trap that active service production line used, because charcoal trap lid and barrel need be with the help of tool equipment with threaded connection at the dismouting in-process, operating time is long, and the operation degree of difficulty is high in the glove box, and operating personnel receives the irradiation degree height. Meanwhile, in the long-term use process, the thread is easy to rust, and the service life of the charcoal trap is shortened.

Therefore, it is highly desirable to design a charcoal trap with a quick-opening joint to reduce the operation time of the charcoal trap during the disassembly and assembly process and reduce the irradiation dose of the operator.

Disclosure of Invention

An object of the utility model is to provide a charcoal trap with quick-opening joint can realize quick dismantlement and installation.

The technical scheme of the utility model as follows:

a charcoal trap with a quick-opening joint comprises an upper flange blind plate, a quick-opening clamp, an air outlet, a cylinder body, a thermocouple sleeve, a sieve plate, a lower conical flange, an air inlet and a lower conical flange blind plate;

the upper flange blind plate is fixed at the top end of the cylinder body through a quick-opening hoop;

an air outlet is arranged on the side wall of the upper part of the cylinder body;

a thermocouple sleeve is arranged on the side wall of the lower part of the cylinder body;

a sieve plate is welded on the inner side of the lower part of the cylinder body;

the lower conical flange is fixed at the bottom end of the cylinder body through the quick-opening clamp, and the lower conical flange blind plate is fixed at the bottom end of the lower conical flange through the quick-opening clamp;

and the side wall of the lower conical flange is provided with an air inlet.

The quick-opening clamp comprises a clamp groove, a bowknot nut, a fixing bolt and a connecting bolt;

the hoop clamping grooves are in two halves and are rotationally connected and fixed through connecting bolts;

parallel jacks are respectively processed at two ends of the hoop clamping groove, and the fixing bolt penetrates through the two parallel jacks to be fixedly connected with the bowknot nut through threads.

The upper flange blind plate and the lower conical flange blind plate are taken down by opening the quick-opening clamp so as to clean charcoal ash and add new charcoal.

A charcoal trap temperature measuring thermocouple is fixedly arranged in the thermocouple sleeve.

Charcoal is contained on the sieve plate.

The sieve plate is lower than the thermowell.

The shape and size of the air inlet are the same as those of the air outlet.

The tail gas enters the cylinder body from the gas inlet, contacts and reacts with the charcoal in the cylinder body, and is discharged from the gas outlet.

The beneficial effects of the utility model reside in that:

(1) The utility model discloses the charcoal trap can be applied to nuclear industry technical field, reduces the operating time at the dismouting in-process, and reduction personnel receive the irradiation level, improve production efficiency, improve the life of charcoal trap simultaneously.

(2) The utility model discloses the charcoal trap is applicable to nuclear material production preparation process, adopts the mode of quick-opening joint, can realize dismantling fast, is favorable to realizing in the glove box to the dismantlement and the installation of charcoal trap, practices thrift operating time.

Drawings

FIG. 1 is a schematic diagram of a charcoal trap structure;

FIG. 2 is a schematic view of a quick release clip;

in the figure: 1. an upper flange blind plate; 2. an air outlet; 3. a barrel; 4. a thermowell; 5. a sieve plate; 6. a lower conical flange; 7. an air inlet; 8. a lower conical flange blind plate; 9. a hoop clamping groove; 10. a bow nut; 11. fixing the bolt; 12. and connecting bolts.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in figure 1, the charcoal trap with the quick-opening connector comprises an upper flange blind plate 1, a quick-opening clamp, an air outlet 2, a cylinder body 3, a thermocouple well 4, a sieve plate 5, a lower conical flange 6, an air inlet 7 and a lower conical flange blind plate 8.

The upper flange blind plate 1 is fixed at the top end of the cylinder body 3 through a quick-opening hoop.

An air outlet 2 is welded on the side wall of the upper part of the cylinder 3,

and a thermowell 4 is welded on the side wall of the lower part of the cylinder body 3 and is used for fixing a charcoal trap temperature thermocouple.

And a sieve plate 5 is welded on the inner side of the lower part of the cylinder 3 and is used for containing charcoal.

Lower coned flange 6 fix in the bottom of barrel 3 through the quick-open clamp, lower coned flange blind plate 8 is fixed in the bottom of lower coned flange 6 through the quick-open clamp.

And an air inlet 7 is welded on the side wall of the lower conical flange 6, and the shape and the size of the air inlet 7 are the same as those of the air outlet 2. The tail gas enters the cylinder 3 from the gas inlet 7, contacts and reacts with the charcoal in the cylinder 3, and is discharged through the gas outlet 2.

As shown in fig. 2, the quick-opening clamp includes a clamp slot 9, a bow nut 10, a fixing bolt 11, and a connecting bolt 12. The hoop clamping groove 9 is in a two-half type and is rotationally connected and fixed through a connecting bolt 12. Parallel jacks are respectively processed at two ends of the hoop clamping groove 9, and the fixing bolt 11 penetrates through the two parallel jacks to be fixedly connected with the bow-tie nut 10 through threads. And the quick-opening clamp is adopted to realize the confinement of the charcoal trap flange part.

The height of the cylinder body 3 is 697mm, the outer diameter is 174mm, and the wall thickness is 3mm.

The diameter of the upper flange blind plate 1 is 217mm, and the thickness is 10mm.

The outer diameter of the gas outlet 2 is 18mm, the wall thickness is 3mm, and the distance from the center of the pipeline of the gas outlet 2 to the sealing surface of the upper flange blind plate 1 is 43mm.

The outer diameter of the thermocouple well 4 is 10mm, and the distance between the thermocouple well 4 and the sealing surface of the lower conical flange 6 is 180mm.

The diameter of the sieve plate 5 is 160mm, the thickness of the sieve plate is 3mm, and the distance between the sieve plate 5 and the sealing surface of the lower conical flange 6 is 120mm.

The pipeline center of the air inlet 7 is 40mm away from the sealing surface of the lower flange 6.

The diameter of the sealing surface of the lower conical flange 6 is 217mm, and the diameter of the lower conical flange blind plate 8 is 64mm.

When the charcoal in the charcoal trap needs to be replaced in the process, an operator turns the bow-tie nut 10 on the quick-opening hoop, loosens the fixing bolt 11, removes the hoop clamping groove 9, takes down the upper flange blind plate 1 and the lower conical flange blind plate 8, cleans charcoal ash and adds new charcoal. After the charcoal is replaced, the upper flange blind plate 1 and the lower conical flange blind plate 8 are installed back, the hoop clamping groove 9 is installed back, the fixing bolt 11 is inserted, and the bowknot nut 10 is screwed, so that the fixed connection between the upper flange blind plate 1 and the lower conical flange blind plate 8 and the barrel 3 is completed.

The basic principles, essential features and advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but rather is capable of being embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A charcoal trap having a quick-opening connector, characterized by: the device comprises an upper flange blind plate (1), a quick-opening clamp, an air outlet (2), a cylinder body (3), a thermocouple sleeve (4), a sieve plate (5), a lower conical flange (6), an air inlet (7) and a lower conical flange blind plate (8);

the upper flange blind plate (1) is fixed at the top end of the cylinder body (3) through a quick-opening clamp;

an air outlet (2) is arranged on the side wall of the upper part of the cylinder body (3);

a thermowell (4) is arranged on the side wall of the lower part of the cylinder body (3);

a sieve plate (5) is welded on the inner side of the lower part of the cylinder body (3);

the lower conical flange (6) is fixed at the bottom end of the cylinder body (3) through a quick-opening clamp, and the lower conical flange blind plate (8) is fixed at the bottom end of the lower conical flange (6) through the quick-opening clamp;

and an air inlet (7) is formed in the side wall of the lower conical flange (6).

2. A charcoal trap having a quick-opening connector according to claim 1, wherein: the quick-opening clamp comprises a clamp groove (9), a bow-tie nut (10), a fixing bolt (11) and a connecting bolt (12);

the hoop clamping grooves (9) are in a two-half type and are rotationally connected and fixed through connecting bolts (12);

parallel jacks are respectively processed at two ends of the hoop clamping groove (9), and a fixing bolt (11) penetrates through the two parallel jacks to be fixedly connected with a bowknot nut (10) through threads.

3. A charcoal trap having a quick-opening connector according to claim 2, wherein: the quick-opening clamp is opened, and the upper flange blind plate (1) and the lower conical flange blind plate (8) are taken down to clean charcoal ash and add new charcoal.

4. A charcoal trap having a quick-opening connector according to claim 1, wherein: a charcoal trap temperature thermocouple is fixedly arranged in the thermocouple well (4).

5. A charcoal trap having a quick-opening connector according to claim 1, wherein: charcoal is contained on the sieve plate (5).

6. A charcoal trap having a quick-opening connector according to claim 1, wherein: the sieve plate (5) is lower than the thermowell (4).

7. A charcoal trap having a quick-opening connector according to claim 1, wherein: the shape and the size of the air inlet (7) are the same as those of the air outlet (2).

8. A charcoal trap having a quick-opening connector according to claim 1, wherein: tail gas enters the cylinder body (3) from the gas inlet (7), contacts and reacts with charcoal in the cylinder body (3), and is discharged through the gas outlet (2).