CN211924944U

CN211924944U - Novel structure of multi-way reversing valve

Info

Publication number: CN211924944U
Application number: CN202020302047.4U
Authority: CN
Inventors: 王凤泽; 沈强; 史赴元
Original assignee: Jiangsu Shuopu Energy Technology Co ltd
Current assignee: Jiangsu Shuopu Energy Technology Co ltd
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-11-13
Anticipated expiration: 2030-03-12

Abstract

The utility model discloses a structure of a novel multi-way reversing valve, which comprises a valve body, wherein two rows of vent holes are arranged on the valve body, each row of vent holes are uniformly arranged to be four, the circle centers of two vertically adjacent vent holes are positioned on the same vertical line, the top of the valve body is provided with an upper valve cover, the bottom of the valve body is provided with a lower valve cover, a partition plate is arranged in the middle of the interior of the valve body and divides the interior of the valve body into an upper chamber and a lower chamber, through holes are arranged in the middle of the upper valve cover, the lower valve cover and the partition plate, a rotating shaft is arranged in the through holes, the rotating shaft is provided with a first baffle and a second baffle by welding, the first baffle is arranged in the upper chamber, the second baffle is arranged in the lower chamber, a first stopper and a second stopper are arranged below the bottom surface of the upper valve cover, and a seventh limiting block and an eighth limiting block are arranged below the bottom surface of the lower valve cover.

Description

Novel structure of multi-way reversing valve

Technical Field

The utility model relates to a valve body field that leads to more, concretely relates to novel structure of switching-over valve that leads to more.

Background

The periodic conversion type heat accumulating heat exchanger can be divided into a fixed type (valve switching type) and a rotary type (rotary type) according to the structure, wherein the fixed type (valve switching type) comprises a pair of heat accumulators and a set of reversing valves, and the eight-way valve is one form of the reversing valve and performs reversing operation periodically to finish heat exchange between air and smoke.

The eight-way valve is the core equipment of the heat accumulating type heat exchanger, and the switching of cold and hot runners of the heat accumulating type heat exchanger is completed through the periodic reversing of a rotating part of the eight-way valve, so that the purpose of heat exchange is achieved. The currently used eight-way valve is formed by connecting two four-way ball valves in series up and down, and has the defects that the internal structure of the valve body is complex, large and heavy, and the required volume of the four-way ball valve is correspondingly increased along with the continuous increase of the heat load of the design of a heat exchanger, so that the processing and manufacturing difficulty and the manufacturing cost of the reversing valve are greatly improved, and the problems of low sealing reliability, high air leakage rate and the like between a valve core and the valve body are caused due to the complex structure.

Disclosure of Invention

For solving the not enough of prior art, the utility model aims to provide a solve the structure of the novel many-way reversing valve of the problem such as prior art four-way reversing valve body structure complicacy, big and heavy, the reliability is poor, the rate of leaking out height.

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

a structure of a novel multi-way reversing valve comprises a valve body, wherein two rows of vent holes are formed in the valve body, each row of vent holes are uniformly arranged to be four, the circle centers of two vertically adjacent vent holes are positioned on the same vertical line, an upper valve cover is arranged at the top of the valve body, a lower valve cover is arranged at the bottom of the valve body, a partition plate is arranged in the middle of the inside of the valve body and divides the inside of the valve body into an upper cavity and a lower cavity, through holes are formed in the middles of the upper valve cover, the lower valve cover and the partition plate, a rotating shaft is arranged in each through hole, a first baffle and a second baffle are arranged on the rotating shaft through welding, the first baffle is arranged in the upper cavity, the second baffle is arranged in the lower cavity, a first limiting block and a second limiting block are arranged below the bottom surface of the upper, the novel valve is characterized in that a fifth limiting block and a sixth limiting block are arranged below the bottom surface of the partition plate, a seventh limiting block and an eighth limiting block are arranged below the bottom surface of the lower valve cover, four ninth limiting blocks are evenly arranged on the inner side of the upper portion of the valve body, and four tenth limiting blocks are evenly arranged on the inner side of the lower portion of the valve body.

Preferably, the first baffle and the second baffle are vertically arranged, a gap is formed between the first baffle and the second baffle, the height of the gap is equal to the thickness of the partition, and the baffles, the valve cover, the valve body and the partition form a plurality of passages, so that the reversing is facilitated, and the heat exchange of air or smoke is completed.

Preferably, the height of the first baffle is smaller than the height from the partition plate to the upper valve cover, the height of the second baffle is smaller than the height from the partition plate to the lower valve cover, the baffle is driven to rotate through the rotating shaft, long-time friction between the baffle and the valve cover is prevented, deformation of the baffle is prevented, air leakage and the like are avoided, incomplete heat exchange is achieved, and production cost is increased.

More preferably, the ninth limiting block and the tenth limiting block are respectively arranged between two adjacent transverse vent holes, so that interference with the vent holes is prevented, and the ventilation efficiency is ensured.

Further preferably, the first limiting block, the second limiting block, the third limiting block, the fourth limiting block, the fifth limiting block, the sixth limiting block, the seventh limiting block and the eighth limiting block are all arranged to be right-angled structures, the right-angled structures can be limited in two directions, and production cost is reduced.

Specifically, aforementioned first stopper corresponds with the third stopper, the second stopper corresponds with the fourth stopper, four ninth stoppers are used for connecting first stopper and third stopper, second stopper and fourth stopper respectively, the fifth stopper corresponds with the seventh stopper, the sixth stopper corresponds with the eighth stopper, four tenth stoppers are used for connecting fifth stopper and seventh stopper, sixth stopper and eighth stopper respectively, and spacing frame is spacing from top to bottom and is close to valve body one side, both can play spacing effect, can also play sealed effect.

Preferably again, aforementioned third stopper and fourth stopper set up to first baffle left side and right side respectively, and two angles are relative, fifth stopper and sixth stopper set up to second baffle front side and rear side respectively, and two angles are relative, guarantee the rotation angle 90 of baffle, improve heat exchange efficiency.

The utility model discloses an useful part lies in: the utility model has simple structure, even stress, light weight and easy sealing; the baffle is driven by the rotating shaft to reciprocate 90 degrees, and channels are switched, so that cold and hot runners are switched; the limiting function can be achieved through the limiting blocks, the sealing function can be achieved, the structure is simplified, and the production cost is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic structural view of a valve body;

FIG. 4 is a schematic structural view of a first baffle and a second baffle;

FIG. 5 is a top view of the separator plate;

FIG. 6 is a bottom view of the spacer;

FIG. 7 is a bottom view of the upper bonnet;

fig. 8 is a top view of the lower bonnet.

The meaning of the reference symbols in the figures: 1. the valve body, 2, the air vent, 3, go up the valve gap, 4, lower valve gap, 5, the baffle, 6, go up the cavity, 7, lower cavity, 8, the rotation axis, 9, first baffle, 10, the second baffle, 11, first stopper, 12, the second stopper, 13, the third stopper, 4, the fourth stopper, 15, the fifth stopper, 16, the sixth stopper, 17, the seventh stopper, 18, the eighth stopper, 19, the ninth stopper, 20, the tenth stopper.

Detailed Description

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

The structure of the novel multi-way reversing valve comprises a valve body 1, wherein the valve body 1 is in a cylindrical shape, two rows of vent holes 2 are formed in the valve body 1, each row of vent holes 2 are evenly arranged into four, and the circle centers of two vertically adjacent vent holes 2 are located on the same vertical line.

The improved valve is characterized in that an upper valve cover 3 is arranged at the top of the valve body 1, a lower valve cover 4 is arranged at the bottom of the valve body 1, a partition plate 5 is arranged in the middle of the interior of the valve body 1, the partition plate 5 divides the interior of the valve body 1 into an upper chamber 6 and a lower chamber 7, and through holes are formed in the middle of the upper valve cover 3, the lower valve cover 4 and the partition plate 5.

The improved vacuum pump is characterized in that a rotating shaft 8 is arranged in the through hole, a first baffle 9 and a second baffle 10 are arranged on the rotating shaft 8 through welding, the rotating shaft 8 drives the first baffle 9 and the second baffle 10 to perform 90-degree reciprocating motion, the first baffle 9 is arranged in the upper cavity 6, and the second baffle 10 is arranged in the lower cavity 7.

First baffle 9 and second baffle 10 set up perpendicularly, first baffle 9 and second baffle 10 are provided with the clearance, the height in clearance equals with the thickness of baffle 5, and the baffle forms a plurality of passageways with valve gap, valve body 1, baffle 5, and the switching-over of being convenient for accomplishes the heat exchange of air or flue gas, and the height that highly is less than baffle 5 to last valve gap 3 of first baffle 9, the height that highly is less than baffle 5 to lower valve gap 4 of second baffle 10 is convenient for drive the baffle through rotation axis 8 and rotates, prevents that baffle and valve gap from taking place long-time friction, leads to the baffle to warp, causes the condition such as lou, makes the heat exchange incomplete, increases manufacturing cost.

The utility model discloses a valve structure, including upper valve cover 3, baffle 4, upper valve cover 3, first stopper 11 and second stopper 12 are provided with to the bottom surface below of upper valve cover, 5 top surfaces of baffle top surfaces top are provided with third stopper 13 and

fourth stopper

13, 5 bottom surfaces of baffle below is provided with fifth stopper 14 and sixth stopper 16, lower valve cover 4 bottom surface below is provided with seventh stopper 17 and

eighth stopper

18, 1 upper portion inboard of valve body evenly is provided with four

ninth stoppers

19, 1 lower part inboard of valve body evenly is provided with four tenth stoppers 20.

First stopper 11, second stopper 12, third stopper 13, fourth stopper 13, fifth stopper 14, sixth stopper 16, seventh stopper 17 and eighth stopper 18 all set up to right angle shape structure, and the right angle structure can be two-way spacing, reduction in production cost, and third stopper 13 and fourth stopper 13 set up respectively to first baffle 9 left side and right side, and two angles are relative, fifth stopper 14 and sixth stopper 16 set up respectively to second baffle 10 front side and rear side, and two angles are relative, guarantee the rotation angle 90 of baffle, improve heat exchange efficiency.

The ninth limiting block 19 and the tenth limiting block 20 are respectively arranged between two transversely adjacent vent holes 2, so that interference with the vent holes 2 is prevented, and the ventilation efficiency is ensured.

The first limiting block 11 corresponds to the third limiting block 13, the second limiting block 12 corresponds to the fourth limiting block 13, the four ninth limiting blocks 19 are respectively used for connecting the first limiting block 11 with the third limiting block 13, the second limiting block 12 with the fourth limiting block 13, the fifth limiting block 14 corresponds to the seventh limiting block 17, the sixth limiting block 16 corresponds to the eighth limiting block 18, the four tenth limiting blocks 20 are respectively used for connecting the fifth limiting block 14 with the seventh limiting block 17, and the sixth limiting block 16 with the eighth limiting block 18, and the limiting frame is limited from the top to the bottom and close to one side of the valve body 1, so that the limiting effect can be achieved, and the sealing effect can be achieved.

The utility model discloses an useful part lies in: the utility model has simple structure, even stress, light weight and easy sealing; the rotating shaft 8 drives the baffle to reciprocate 90 degrees, and channels are switched, so that cold and hot runners are switched; the limiting function can be achieved through the limiting blocks, the sealing function can be achieved, the structure is simplified, and the production cost is reduced.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.

Claims

1. A structure of a novel multi-way reversing valve comprises a valve body and is characterized in that two rows of vent holes are formed in the valve body, each row of vent holes are uniformly arranged to be four, the circle centers of two longitudinally adjacent vent holes are located on the same vertical line, an upper valve cover is arranged at the top of the valve body, a lower valve cover is arranged at the bottom of the valve body, a partition plate is arranged in the middle of the inside of the valve body and divides the inside of the valve body into an upper cavity and a lower cavity, through holes are formed in the middles of the upper valve cover, the lower valve cover and the partition plate, a rotating shaft is arranged in the through holes, a first baffle and a second baffle are arranged on the rotating shaft through welding, the first baffle is arranged in the upper cavity, the second baffle is arranged in the lower cavity, a first limiting block and a second limiting block are arranged below the bottom surface of the upper valve, the novel valve is characterized in that a fifth limiting block and a sixth limiting block are arranged below the bottom surface of the partition plate, a seventh limiting block and an eighth limiting block are arranged below the bottom surface of the lower valve cover, four ninth limiting blocks are evenly arranged on the inner side of the upper portion of the valve body, and four tenth limiting blocks are evenly arranged on the inner side of the lower portion of the valve body.

2. The structure of the novel multi-way reversing valve according to claim 1, wherein the first baffle plate and the second baffle plate are vertically arranged, a gap is formed between the first baffle plate and the second baffle plate, and the height of the gap is equal to the thickness of the partition plate.

3. The structure of a novel multi-way reversing valve according to claim 1, wherein the height of the first baffle is less than the height from the partition to the upper valve cover, and the height of the second baffle is less than the height from the partition to the lower valve cover.

4. The novel structure of a multi-way reversing valve according to claim 1, wherein the ninth limiting block and the tenth limiting block are respectively disposed between two adjacent transverse vent holes.

5. The novel structure of a multi-way reversing valve according to claim 4, wherein the first limiting block, the second limiting block, the third limiting block, the fourth limiting block, the fifth limiting block, the sixth limiting block, the seventh limiting block and the eighth limiting block are all arranged in a right-angle shape.

6. The novel structure of a many-way reversing valve according to claim 5, characterized in that, first stopper corresponds with the third stopper, the second stopper corresponds with the fourth stopper, four ninth stoppers are used for connecting first stopper and third stopper, second stopper and fourth stopper respectively, the fifth stopper corresponds with the seventh stopper, the sixth stopper corresponds with the eighth stopper, four tenth stoppers are used for connecting fifth stopper and seventh stopper, sixth stopper and eighth stopper respectively.

7. The novel structure of multi-way reversing valve according to claim 6, wherein the third limiting block and the fourth limiting block are respectively arranged on the left side and the right side of the first baffle, and the two angles are opposite, the fifth limiting block and the sixth limiting block are respectively arranged on the front side and the rear side of the second baffle, and the two angles are opposite.