CN218794226U

CN218794226U - Basket type filter for nuclear power station

Info

Publication number: CN218794226U
Application number: CN202222261091.7U
Authority: CN
Inventors: 戴富林
Original assignee: Chengdu Kaiyuan Flow Co ltd
Current assignee: Chengdu Kaiyuan Flow Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-04-07
Anticipated expiration: 2032-08-26

Abstract

The utility model relates to a basket filter of nuclear power station, including filter body, filter body's inside block is connected with filter screen body, filter body's top movable mounting has the top cap, filter body's top is provided with disassembly body, disassembly body includes spacing groove, reset spring, connecting rod, kelly, reference column and check lock lever, the inside of top cap has been seted up quantity and has been two spacing grooves. This basket filter of nuclear power station when needs are changed filter screen body when using, at first rotate two set screw, make two set screw withdraw from the holding tank, break off two check lock levers with the fingers and thumb to mutually the same side this moment, then to two connecting rods of opposite direction extrusion, two reset spring can be extrudeed simultaneously to two connecting rods, two kelly will break away from the connecting rod this moment, can make top cap and filter body separation this moment, take out filter screen body at last and change can, it is more convenient consuming time shorter.

Description

Basket type filter for nuclear power station

Technical Field

The utility model relates to a nuclear power station basket filter technical field specifically is a nuclear power station basket formula filter.

Background

The nuclear power station is a facility for converting nuclear energy into electric energy through a proper device, the basket filter is used on an oil or other liquid pipeline generated in the reaction process of the nuclear power station, impurities in the pipeline are filtered, the area of a filter hole is more than 2-3 times that of a drift diameter pipe, the precision of the filter belongs to a filter with the best precision in the filter, and the basket filter is named as a basket filter due to the shape.

Chinese patent CN209173485U proposes a basket filter, this equipment is through setting up devices such as spring, can cushion the filter screen of inside, prevent that the flow from increasing suddenly, produce great impact force to the filter, cause the deformation of filter, arouse the damage of filter when serious, but the flange of this equipment uses a plurality of set screws to fix on the filter, because the filter screen needs regularly to wash and tear open and trade, too much set screw can lead to the flange lid to tear open and trade the difficulty, reduce the change efficiency, so propose a nuclear power station basket filter, in order to solve the problem that above-mentioned proposed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a nuclear power station basket formula filter possesses the convenient advantage of tearing open and trading of blind flange, and the flange of having solved this equipment uses a plurality of set screws to fix on the filter, because the filter screen need regularly wash to tear open and trade, too much set screw can lead to the blind flange to tear open and trade the difficulty, reduces the problem of change efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a basket type filter for a nuclear power station comprises a filter body, wherein a filter screen body is clamped and connected in the filter body, a top cover is movably mounted at the top of the filter body, and a dismounting mechanism is arranged at the top of the filter body;

the disassembly mechanism comprises limiting grooves, reset springs, connecting rods, clamping rods, positioning columns and locking rods, wherein the number of the limiting grooves is two, the reset springs and the two are fixedly arranged in the limiting grooves, the connecting rods are movably arranged in the limiting grooves, the clamping rods are fixedly arranged at the top of the filter body, the positioning columns are fixedly arranged at the top of the top cover, and the number of the locking rods is two.

Further, the left side fixedly connected with feed liquor pipe of filter body, the right side fixedly connected with drain pipe of filter body, the inside fixed mounting of filter body has damping spring, damping spring is three groups altogether.

Further, every group damping spring's quantity all is not less than four, three groups damping spring respectively with filter body's the left and right sides inner wall and bottom plate fixed connection, three groups the equal fixed mounting in one side that damping spring kept away from filter body inner wall has the buffer board.

Furthermore, three one side that three damping spring of group were kept away from to the buffer board pastes with the bottom of filter screen body and left and right sides respectively mutually, two reset spring is respectively with the relative one side inner wall fixed connection of two spacing grooves.

Further, two one side that backs on the back of the body of reset spring is interconnect with the relative one side of two connecting rods respectively, two the connecting rod all is the U-shaped, two the outside of the left and right sides that extends to the top cap respectively of the one side that backs on the back of the body of connecting rod, the quantity of kelly is two.

Further, two the kelly all is L shape, two the top of kelly extends to the inside of two spacing grooves respectively, two the kelly is respectively with two connecting rod block each other, the draw-in groove that quantity is two is seted up to the inside of reference column.

Furthermore, two the check lock pole is located inside two draw-in grooves respectively, two the check lock pole all is articulated each other with the bottom of filter body, the inside movable mounting of reference column has quantity to be two set screw, two the check lock pole passes through set screw and reference column threaded connection.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this basket filter of nuclear power station, through setting up filter body, inside liquid got into filter screen body by the feed liquor pipe, derive by the drain pipe after the filtration is accomplished and to accomplish the filtration to the nuclear power station waste liquid, filter screen body is basket shape filter area bigger, and with the inside block of filter body, it is more convenient to make filter screen body dismantle, through setting up disassembly body, each structure of disassembly body mutually supports, it is more convenient to make the dismantlement of top cap, thereby reach the effect that filter screen body practiced thrift the manpower of more changing.

Drawings

Fig. 1 is a three-dimensional schematic view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the present invention at A in FIG. 2;

fig. 4 is an enlarged schematic view of the point B in fig. 2 according to the present invention.

In the figure: the filter comprises a filter body 1, a filter screen body 2, a top cover 3, a detaching mechanism 4, a limiting groove 401, a return spring 402, a connecting rod 403, a clamping rod 404, a positioning column 405, a locking rod 406, a liquid inlet pipe 5, a liquid outlet pipe 6 and a fixing screw 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, a basket filter for a nuclear power plant comprises a filter body 1, a filter screen body 2 is clamped and connected inside the filter body 1, a top cover 3 is movably mounted at the top of the filter body 1, and a dismounting mechanism 4 is arranged at the top of the filter body 1;

disassembly body 4 includes spacing groove 401, reset spring 402, connecting rod 403, kelly 404, reference column 405 and check lock lever 406, the quantity has been seted up to the inside of top cap 3 and has been two spacing grooves 401, the equal fixed mounting in inside of two spacing grooves 401 has reset spring 402, the equal movable mounting in inside of two spacing grooves 401 has connecting rod 403, the top fixed mounting of filter body 1 has kelly 404, the top fixed mounting of top cap 3 has reference column 405, the inside movable mounting of reference column 405 has quantity to be two check lock levers 406.

In fig. 1 and 2, the left side fixedly connected with feed liquor pipe 5 of filter body 1, the right side fixedly connected with drain pipe 6 of filter body 1, the inside fixed mounting of filter body 1 has damping spring, and damping spring is three groups altogether, and through setting up filter body 1, inside liquid got into filter screen body 2 by feed liquor pipe 5, filter the filtration of accomplishing the nuclear power station waste liquid by drain pipe 6 derivation after accomplishing.

In fig. 1 and 2, a plurality of fixing screws 7 are usually adopted to lock the top cover 3 in the use process of the existing filter body 1, so that the time consumption is too long when the top cover 3 needs to be opened when the filter screen body 2 is detached, the efficiency is low, the filter screen body 2 is not convenient to replace, and through the arrangement of the detaching mechanism 4, the structures of the detaching mechanism 4 are matched with each other, so that the top cover 3 is more convenient to detach, and the manpower-saving effect of replacing the filter screen body 2 more quickly is achieved.

In fig. 2 and 3, the detaching mechanism 4 includes a limiting groove 401, a return spring 402, a connecting rod 403, a clamping rod 404, a positioning column 405 and a locking rod 406, the number of each group of damping springs is not less than four, three groups of damping springs are respectively fixedly connected with the inner walls of the left side and the right side of the filter body 1 and the bottom plate, one side of the inner wall of the filter body 1 away from the three groups of damping springs is fixedly provided with a buffer plate, one side of the three buffer plates away from the three groups of damping springs is respectively attached to the bottom and the left side and the right side of the filter body 2, and two return springs 402 are respectively fixedly connected with the inner walls of the two limiting grooves 401 on the opposite side.

In fig. 2 and 3, the reset spring 402 and the connecting rod 403 are conveniently placed by arranging the limiting groove 401, and when the top cover 3 needs to be detached, only the clamping rod 404 needs to be pushed, so that the clamping rod 404 is separated.

In fig. 2 and 4, through setting up reference column 405, two check lock levers 406 can guarantee with reference column 405 threaded connection that top cap 3 is connected more firmly, and two kellies 404 all are the L shape, and the top of two kellies 404 extends to the inside of two spacing grooves 401 respectively, and two kellies 404 block each other with two connecting rods 403 respectively, and the draw-in groove that quantity is two is seted up to the inside of reference column 405.

In fig. 3 and 4, two locking rods 406 are respectively located inside the two slots, the two locking rods 406 are both hinged to the bottom of the filter body 1, two fixing screws 7 are movably mounted inside the positioning column 405, and the two locking rods 406 are in threaded connection with the positioning column 405 through the fixing screws 7.

In summary, the limiting groove 401 is arranged to facilitate placement of the return spring 402 and the connecting rod 403, and when the top cover 3 needs to be detached, the clamping rod 404 only needs to be pushed, so that the clamping rod 404 is separated; through setting up reference column 405, two check lock poles 406 and reference column 405 threaded connection can guarantee that top cap 3 connects more firmly.

And, when needing to change filter screen body 2 when using, at first rotate two set screw 7, make two set screw 7 withdraw from the holding tank, break off two check lock levers 406 with fingers and thumb to the one side that backs on the back of the body this moment, then extrude two connecting rods 403 to opposite direction, two connecting rods 403 can extrude two reset spring 402 simultaneously, two kelly 404 will break away from connecting rod 403 this moment, can make top cap 3 and filter body 1 separation this moment, take out filter screen body 2 at last and change can, it is more convenient to spend time shorter.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a component of' 8230; \8230;" does not exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A basket filter for a nuclear power station comprises a filter body (1), and is characterized in that: the filter is characterized in that a filter screen body (2) is clamped and connected in the filter body (1), a top cover (3) is movably mounted at the top of the filter body (1), and a dismounting mechanism (4) is arranged at the top of the filter body (1);

disassembly body (4) are including spacing groove (401), reset spring (402), connecting rod (403), kelly (404), reference column (405) and check lock lever (406), the inside of top cap (3) has been seted up quantity and has been two spacing grooves (401), two the equal fixed mounting in inside of spacing groove (401) has reset spring (402), two the equal movable mounting in inside of spacing groove (401) has connecting rod (403), the top fixed mounting of filter body (1) has kelly (404), the top fixed mounting of top cap (3) has reference column (405), the inside movable mounting of reference column (405) has quantity to be two check lock lever (406).

2. The basket filter for nuclear power plant as recited in claim 1, wherein: the utility model discloses a filter body, including filter body (1), the left side fixedly connected with feed liquor pipe (5) of filter body (1), the right side fixedly connected with drain pipe (6) of filter body (1), the inside fixed mounting of filter body (1) has damping spring, damping spring is three groups altogether.

3. The basket filter for nuclear power plant as recited in claim 2, wherein: every group damping spring's quantity all is not less than four, three groups damping spring respectively with the left and right sides inner wall and the bottom plate fixed connection of filter body (1), three groups the equal fixed mounting in one side that filter body (1) inner wall was kept away from to damping spring has the buffer board.

4. The basket filter for nuclear power plants as defined in claim 3, wherein: three one side that three damping spring of group were kept away from to the buffer board pastes with the bottom of filter screen body (2) and left and right sides respectively mutually, two reset spring (402) respectively with the relative one side inner wall fixed connection of two spacing groove (401).

5. The basket filter for nuclear power plants as defined in claim 1, wherein: two one side that backs on the back of the body of reset spring (402) respectively with the relative one side interconnect of two connecting rods (403), two connecting rod (403) all are the U-shaped, two the outside of the left and right sides that extends to top cap (3) is respectively in the one side that backs on the back of the body of connecting rod (403), the quantity of kelly (404) is two.

6. The basket filter for nuclear power plant as recited in claim 1, wherein: the two clamping rods (404) are L-shaped, the top parts of the two clamping rods (404) respectively extend into the two limiting grooves (401), the two clamping rods (404) are respectively clamped with the two connecting rods (403), and the two clamping grooves are formed in the positioning column (405).

7. The nuclear power plant basket filter as defined in claim 6, wherein: two inside the check groove is located respectively in locking lever (406), two locking lever (406) all articulated each other with the bottom of filter body (1), the inside movable mounting of reference column (405) has quantity to be two set screw (7), two locking lever (406) pass through set screw (7) and reference column (405) threaded connection.