CN210419364U - Prevent high-speed bed water distribution device that mixes of resin backward flow - Google Patents
Prevent high-speed bed water distribution device that mixes of resin backward flow Download PDFInfo
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- CN210419364U CN210419364U CN201921232275.2U CN201921232275U CN210419364U CN 210419364 U CN210419364 U CN 210419364U CN 201921232275 U CN201921232275 U CN 201921232275U CN 210419364 U CN210419364 U CN 210419364U
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Abstract
The utility model discloses a prevent high-speed bed water distribution device that mixes of resin backward flow, including female pipe, water distribution dispersion pipe, water distribution divertor, buffer adjustment connector, clamp etc. of intaking. One end of the water inlet main pipe is connected with the external water inlet pipe, and the other end of the water inlet main pipe is connected with the water distribution fluid director through the buffer regulator. The water inlet of the high-speed mixing bed is subjected to third-stage water distribution after passing through the water inlet main pipe and the buffer regulator, first-stage water distribution is carried out in the water distribution flow guider, then the water enters the water distribution dispersion pipe to be subjected to second-stage water distribution and third-stage water distribution, and the water inlet is uniformly distributed on a resin interface in the high-speed mixing bed through the water distribution flow guider and the water distribution dispersion pipe. The buffer adjustment connector and the clamp play a role in buffering, can effectively adapt to the change of system pressure, and avoid the device from being damaged by pressure impact. In the processes of resin conveying, water filling and resin mixing, the resin floats along with water flow, but the resin cannot pass through the gaps of the sieve cylinders of the water distribution dispersion pipe and the gaps between the inner cylinder and the outer cylinder of the buffer adjusting connector, so that the phenomenon of resin backflow can be effectively prevented.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of water treatment, a prevent high-speed bed water distribution device that mixes that resin flows backward is related to.
[ background of the invention ]
The high-speed mixed bed is the most main desalting equipment in a condensate fine treatment system of a power plant, the running flow rate of the high-speed mixed bed is up to 100-fold 120m/h, which is 2 times of that of a common mixed bed, the running pressure of the system is up to 4.5Mpa, and the change of the system pressure is large because a condensate pump needs to be switched periodically. According to research and research, more than 80% of high-speed mixed beds have the problems of unstable quality of effluent water, low periodic water production amount and frequent occurrence of resin backflow, and the main reason is that the water distribution performance and pressure change adaptability of the high-speed mixed bed water inlet and distribution device are not ideal. At present, a high-speed mixed bed water inlet and distribution device commonly used at home and abroad adopts a porous plate water cap mounting mode, the porous plate is formed by splicing a plurality of steel plates, and the plates are connected into a whole with a flat and sealed top by bolts at stamping and bending positions. Due to the change of system pressure, the perforated plate is easy to deform to cause the increase of gaps and uneven water distribution, and resin enters the upper part of the water distribution plate through the gaps to cause the blockage of a water cap. In order to prevent the perforated plate from being further pressed and collapsed due to the blockage of the water cap, the water distribution device is provided with the water cap (the width of a gap is larger than the particle size of resin) with the width of 1.05mm, but under the conditions that a condensate pump needs to be switched periodically and the pressure of a system is changed, the situation that the resin is poured into a thermodynamic system reversely occurs frequently, and the safe operation of the unit operation is seriously threatened.
[ Utility model ] content
An object of the utility model is to solve the problem that current high-speed bed water distribution device that mixes easily leads to resin to flow backward, the water distribution is uneven, provide a prevent high-speed bed water distribution device that mixes that resin flows backward, be particularly suitable for condensate polishing system.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
a high-speed mixed bed water distribution device for preventing resin from flowing backward comprises:
one end of the water inlet main pipe is connected with an external water inlet pipe, and the other end of the water inlet main pipe is connected with a buffer adjusting connector;
the buffer adjusting connector is connected with the water distribution fluid director;
the water distribution fluid director is axially connected with a plurality of water distribution dispersion pipes, and inlet water is uniformly distributed on a resin interface in the high-speed mixing bed through the water distribution dispersion pipes;
and each water distribution dispersion pipe is connected with the water distribution fluid director through the hoop.
The utility model discloses further improvement lies in:
the buffer adjusting connector comprises an inner cylinder, an outer cylinder and a shock absorbing device; the inner cylinder is connected with the water inlet main pipe by a flange or a clamp, and the outer cylinder is rigidly connected with the water distribution fluid director.
Four groups of shock absorbing devices are uniformly arranged on the outer side of the outer barrel to realize the connection of the inner barrel and the outer barrel.
The gap between the inner cylinder and the outer cylinder is less than 0.3 mm.
The water distribution fluid director is made of stainless steel, and a water distribution diversion trench is arranged inside the water distribution fluid director.
The water distribution dispersion pipe adopts a stainless steel sieve cylinder, and the gap width of the stainless steel sieve cylinder is 0.25 mm.
The inside lining of a sieve section of thick bamboo has nonrust steel pipe, and the even crisscross cloth hole of nonrust steel pipe, the gap of a sieve section of thick bamboo and nonrust steel pipe is less than 1 mm.
Compared with the prior art, the utility model discloses following beneficial effect has:
the water distribution effect is good, the utility model is provided with a three-stage water distribution design, the water distribution fluid director is a first-stage water distribution, and the water distribution diversion trench is arranged inside, so that the primary distribution of inlet water can be realized; the liner tube of the water distribution dispersion tube is used for secondary water distribution; the screen cylinder of the water distribution dispersion pipe is used for three-stage water distribution, the number of the water distribution dispersion pipes and the design of the openings of the liner pipe are determined by computer simulation and industrial application tests, and the water distribution effect of the device can be exerted to the maximum extent.
The pressure change adaptability is good, the utility model designs two buffering measures, the buffering adjusting connector can realize effective buffering to the system pressure change, and the whole water distribution device is prevented from being damaged by pressure impact; the water distribution dispersion pipe and the water distribution fluid director are flexibly connected by a hoop, so that the water distribution dispersion pipe has a certain buffering function and can be prevented from being damaged.
The structure is firmer, the device is not easy to deform and damage, and the device body is made of metal except for the clamp gasket and has good mechanical strength; two buffering measures are set to buffer the pressure change of the system; the water distribution dispersion pipe screen drum is also provided with a stainless steel liner pipe, so that the pressure resistance of the screen drum is improved.
Fourth, can prevent effectively that the resin from flowing backward, the utility model discloses the water distribution dispersion pipe sieve section of thick bamboo gap width that sets up is 0.25mm, and the gap is less than 0.3mm between the interior outer tube of buffer adjustment connector, all is less than the minimum particle diameter of resin, can prevent effectively that the resin from flowing backward and get into thermodynamic system.
And fifthly, the application range is wide, and the device can be widely used for cylindrical and spherical high-speed mixed beds and ion exchange equipment of other systems.
[ description of the drawings ]
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a schematic structural view of the buffer adjusting connector of the present invention.
Wherein, 1-a water inlet main pipe; 2-water distribution dispersion pipe; 3-water distribution fluid director; 4-a buffer adjustment connector; 5, clamping a hoop; 6-inner cylinder; 7-outer cylinder; 8-shock absorbing device.
[ detailed description ] embodiments
In order to make the technical solution of the present invention better understood, the following figures in the embodiments of the present invention are combined to clearly and completely describe the technical solution 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, and do not limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Various structural schematics according to the disclosed embodiments of the invention are shown in the drawings. The figures are not drawn to scale, wherein certain details are exaggerated and possibly omitted for clarity of presentation. The shapes of various regions, layers and their relative sizes and positional relationships shown in the drawings are merely exemplary, and deviations may occur in practice due to manufacturing tolerances or technical limitations, and a person skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions, according to actual needs.
In the context of the present disclosure, when a layer/element is referred to as being "on" another layer/element, it can be directly on the other layer/element or intervening layers/elements may be present. In addition, if a layer/element is "on" another layer/element in one orientation, then that layer/element may be "under" the other layer/element when the orientation is reversed.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The present invention will be described in further detail with reference to the accompanying drawings:
referring to fig. 1 and 2, the high-speed mixed bed water distribution device for preventing resin backflow of the present invention comprises a water inlet main pipe 1, a water distribution dispersion pipe 2, a water distribution fluid director 3, a buffer adjustment connector 4 and a clamp 5. As shown in fig. 3, the damper adjusting connector 4 is composed of an inner cylinder 6, an outer cylinder 7 and a damper 8. The water distribution device adopts a three-stage water distribution mode, the water distribution fluid director 3 is used for first-stage water distribution, the water distribution dispersion liner pipe 2 is used for second-stage water distribution, and the sieve cylinder of the water distribution dispersion pipe is used for third-stage water distribution; two buffering measures of the buffer adjusting connector 4 and the clamp 5 are adopted.
The utility model discloses high-speed bed water distribution device that mixes adopts tertiary water distribution form, and 1 one end of female pipe of intaking advances water piping connection with outside, and the other end passes through buffer regulator 4 to be connected with water distribution divertor 3, and water distribution dispersion pipe 2 passes through clamp 5 to be connected with water distribution divertor 3. The inner cylinder 6 is connected with the water inlet main pipe 1 by a flange or a clamp, the outer cylinder 7 is rigidly connected with the water distribution fluid director 3, four groups of shock absorbing devices 8 are uniformly arranged on the outer side of the outer cylinder to realize the connection of the inner cylinder and the outer cylinder, and the gap between the inner cylinder and the outer cylinder is less than 0.3 mm. The water distribution fluid director is made of stainless steel and is internally provided with a water distribution fluid guide groove. The water distribution device is provided with a plurality of groups of water distribution dispersion pipes, and the water distribution dispersion pipes 2 are connected with a water distribution fluid director 3 through a hoop 5. The water distribution dispersion pipe is a stainless steel screen drum, and the width of a screen drum gap is 0.25 mm. The inside lining of a screen cylinder is provided with a stainless steel pipe, the holes of the steel pipe are uniformly distributed in a staggered manner, and the gap between the screen cylinder and the liner pipe is smaller than 1 mm.
The principle of the utility model
The high-speed mixed bed water inlet is subjected to three-stage water distribution after passing through a water inlet main pipe 1 and a buffer regulator 4, is subjected to first-stage water distribution in a water distribution fluid director 3, and then enters a water distribution dispersion pipe 2 for second-stage water distribution and third-stage water distribution (the water distribution dispersion pipe is in a stainless steel sieve tube type, a liner pipe of the water distribution dispersion pipe is in second-stage water distribution, and a sieve tube of the water distribution dispersion pipe is in third-stage water distribution), and the water inlet is uniformly distributed on a resin interface in the high-speed mixed bed through the water distribution fluid director 3 and the water distribution dispersion. The utility model discloses a buffer adjustment connector 4 and 5 measures of clamp buffering can effectively adapt to the change of system pressure, avoid the device to receive the pressure shock damage (buffer adjustment connector 4 can realize the effective buffering to the system pressure change, avoids the whole water distribution device to receive the pressure shock damage, water distribution dispersion pipe 2 adopts 5 flexonics of clamp with water distribution divertor 3, has certain buffer function, can avoid the water distribution dispersion pipe to receive the damage). In the processes of resin conveying, water filling and resin mixing, the resin floats along with water flow, but as the effective grain diameter of the anion and cation resin for condensate fine treatment is about 0.5-0.8mm, the resin can not pass through a screen cylinder gap (0.25mm) of the water distribution dispersion pipe 2 and a gap (0.3mm) between an inner cylinder and an outer cylinder of the buffer adjusting connector 4, and the phenomenon of resin backflow can be effectively prevented.
The utility model discloses a working process:
the water entering the high-speed mixed bed passes through the water inlet main pipe 1 and the buffer regulator 4 to carry out three-stage water distribution, first-stage water distribution is carried out in the water distribution fluid director 3, then the water enters the water distribution dispersion pipe 2 to carry out second-stage water distribution and third-stage water distribution, and the water enters the high-speed mixed bed and is uniformly distributed on a resin interface in the high-speed mixed bed through the water distribution fluid director 3 and the water distribution dispersion pipe 2. The buffer adjusting connector 4 and the hoop 5 play a role in buffering, can effectively adapt to the change of system pressure, and avoid the device from being damaged by pressure impact. In the processes of resin conveying, water filling and resin mixing, the resin floats along with water flow, but because the width of a gap between a sieve cylinder of the water distribution dispersion pipe 2 is 0.25mm, and the gap between an inner cylinder and an outer cylinder of the buffer adjusting connector 4 is 0.3mm, the gaps are all smaller than the effective grain diameter of the anion-cation resin for condensate polishing by 0.5-0.8mm, the occurrence of the resin backflow phenomenon can be effectively prevented.
The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.
Claims (7)
1. The utility model provides a prevent high-speed bed water distribution device that mixes of resin backward flow which characterized in that includes:
one end of the water inlet main pipe (1) is connected with an external water inlet pipe, and the other end of the water inlet main pipe (1) is connected with a buffer adjusting connector (4);
the buffer adjusting connector (4), the water distribution fluid director (3) is connected on the buffer adjusting connector (4);
the water distribution fluid director (3), the axial of the water distribution fluid director (3) connects several water distribution dispersion pipes (2), the influent water distributes on the resin interface in the high-speed mixed bed evenly through the water distribution dispersion pipes;
and each water distribution dispersion pipe (2) is connected with the water distribution fluid director (3) through the hoop (5).
2. The high-speed mixed bed water distribution device for preventing resin backflow according to claim 1, wherein the buffer adjusting connector comprises an inner cylinder (6), an outer cylinder (7) and a shock absorbing device (8); the inner cylinder (6) is connected with the water inlet main pipe (1) by a flange or a clamp, and the outer cylinder (7) is rigidly connected with the water distribution fluid director (3).
3. The high-speed mixed bed water distribution device for preventing resin backflow according to claim 2, wherein four groups of shock absorbing devices (8) are uniformly arranged outside the outer cylinder to realize the connection of the inner cylinder and the outer cylinder.
4. The high-speed mixed bed water distribution device for preventing the resin from flowing backward as claimed in claim 2 or 3, wherein the gap between the inner and outer cylinders is less than 0.3 mm.
5. The high-speed mixed bed water distribution device for preventing resin backflow according to claim 1, wherein the water distribution fluid director (3) is made of stainless steel and is internally provided with a water distribution fluid guide groove.
6. The high-speed mixed bed water distribution device for preventing resin backflow according to claim 1, wherein the water distribution dispersion pipe (2) adopts a stainless steel sieve cylinder, and the gap width of the stainless steel sieve cylinder is 0.25 mm.
7. The high-speed mixed bed water distribution device for preventing resin backflow as claimed in claim 6, wherein the inside of the screen cylinder is lined with stainless steel pipes, the holes of the stainless steel pipes are uniformly distributed in a staggered manner, and the gap between the screen cylinder and the stainless steel pipes is less than 1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921232275.2U CN210419364U (en) | 2019-07-31 | 2019-07-31 | Prevent high-speed bed water distribution device that mixes of resin backward flow |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921232275.2U CN210419364U (en) | 2019-07-31 | 2019-07-31 | Prevent high-speed bed water distribution device that mixes of resin backward flow |
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| CN210419364U true CN210419364U (en) | 2020-04-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110316792A (en) * | 2019-07-31 | 2019-10-11 | 西安西热水务环保有限公司 | A kind of high flow rate mixed bed water-distributing device that anti-resin flows backward |
-
2019
- 2019-07-31 CN CN201921232275.2U patent/CN210419364U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110316792A (en) * | 2019-07-31 | 2019-10-11 | 西安西热水务环保有限公司 | A kind of high flow rate mixed bed water-distributing device that anti-resin flows backward |
| CN110316792B (en) * | 2019-07-31 | 2024-01-19 | 西安西热水务环保有限公司 | High-speed mixed bed water distribution device capable of preventing resin from flowing backwards |
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