CN212595025U - Lower end socket of disc-tube type membrane separation membrane column - Google Patents
Lower end socket of disc-tube type membrane separation membrane column Download PDFInfo
- Publication number
- CN212595025U CN212595025U CN202021197727.0U CN202021197727U CN212595025U CN 212595025 U CN212595025 U CN 212595025U CN 202021197727 U CN202021197727 U CN 202021197727U CN 212595025 U CN212595025 U CN 212595025U
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- China
- Prior art keywords
- wedge
- head
- slider
- disc
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000012528 membrane Substances 0.000 title claims abstract description 72
- 238000000926 separation method Methods 0.000 title claims abstract description 19
- 230000000694 effects Effects 0.000 claims abstract description 3
- 230000008878 coupling Effects 0.000 claims abstract 2
- 238000010168 coupling process Methods 0.000 claims abstract 2
- 238000005859 coupling reaction Methods 0.000 claims abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 36
- 238000007789 sealing Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 238000001223 reverse osmosis Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model relates to a dish tubular membrane separation membrane post low head, including head body, supplementary fixed subassembly includes T type slide rail, slider, the first wedge and the second wedge of mutually supporting, the diapire fixed connection of T type slide rail and head body, slider sliding connection is on T type slide rail, first wedge and second wedge are located the slider and keep away from one side at head body edge, first wedge is fixed with the terminal surface of slider, the second wedge passes through bolt and this body coupling of head. The utility model discloses set up supplementary fixed subassembly on the head body, play the fixed effect of auxiliary stay when making the head body be connected with the membrane shell, when dismantling the upper cover to the diaphragm maintenance, the low head can not break away from the membrane shell, and the position can not change, need not to install the low head when reinstalling, reduces the operation, and it is more convenient to make the dismantlement maintenance.
Description
Technical Field
The utility model relates to a reverse osmosis technology field, concretely relates to dish tubular membrane separation membrane post low head.
Background
DTRO (Disc tube type reverse osmosis) is a classification of DT, and DT membrane technology, namely Disc tube type membrane technology (Disc tube module), is divided into three categories of DTRO, DTNF (Disc tube type nanofiltration) and DTUF (Disc tube type ultrafiltration), and is a professional type membrane separation component. The technology is developed specially for filtering and separating high-concentration feed liquid, and has been successfully applied for nearly 30 years.
The DTRO (DTNF, DTUF) component mainly comprises an RO (NF, UF) membrane, a flow guide disc, a central pull rod, a membrane shell, an upper seal head, a lower seal head (the upper seal head is also called as an upper end plate, and the lower seal head is also called as a lower end plate), various sealing elements, connecting bolts and other components. RO (NF, UF) membranes and flow guide discs for filtration are stacked together, fixed by a central pull rod and an end cover flange, and then placed in a pressure-resistant shell to form a disc-tube type reverse osmosis membrane component.
Be equipped with the clamping ring that corresponds with upper cover and low head on the inner wall of membrane shell, upper cover and low head are located the membrane shell and push down corresponding clamping ring, then be connected through bolt and pull rod and realize mutual centre gripping, thereby make the fixed of upper cover and low head and membrane shell, but when needs dismantle the maintenance diaphragm, just can dismantle the upper cover and maintain, because the fixing of realizing through mutual centre gripping between upper cover and the low head, when the upper cover dismantles, the low head has also lost the connection with the membrane shell, the low head also can fall from the membrane shell, a plurality of diaphragm positions in the membrane shell also can change, when the diaphragm maintenance back, need install upper cover and low head again, the operation process is loaded down with trivial details.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model provides a lower head of a disc tube type membrane separation membrane column.
In order to achieve the above object, the utility model adopts the following technical scheme:
a lower end enclosure of a disc-tube type membrane separation membrane column comprises an end enclosure body, wherein the end enclosure body is provided with a water inlet hole, a concentrated water outlet hole and a clear water outlet hole, and the lower end enclosure also comprises at least two auxiliary fixing components, and are all arranged on the bottom wall of the seal head body, the auxiliary fixing component comprises a T-shaped slide rail, a slide block, a first wedge-shaped block and a second wedge-shaped block which are matched with each other, the T-shaped slide rail is fixedly connected with the bottom wall of the end socket body, the slide block is connected on the T-shaped slide rail in a sliding way, the T-shaped head on the T-shaped slide rail is positioned at the outer side of the slide block, the first wedge-shaped block and the second wedge-shaped block are positioned at one side of the slide block far away from the edge of the seal head body, the first wedge-shaped block is fixed with the end face of the sliding block, the second wedge-shaped block is connected with the seal head body through a bolt, the sliding block can slide on the T-shaped sliding rail under the action of the first wedge-shaped block and the second wedge-shaped block.
In any of the above schemes, preferably, the end socket body is installed inside the membrane shell, and a groove which is concave inwards and can enable the sliding block to be inserted is formed in the inner wall of the membrane shell.
In any of the above schemes, preferably, when the second wedge block moves towards the end socket body, the first wedge block is pushed to drive the sliding block to move towards the direction away from the second wedge block, and in the moving process of the sliding block, one end of the sliding block can extend out of the outer side of the end socket body.
In any of the above solutions, preferably, the number of the bolts on the second wedge block is at least two, and the bolts are uniformly distributed.
In any of the above schemes, preferably, the slider is provided with a U-shaped hole, and the T-shaped slide rail is inserted into the U-shaped hole from the open end of the U-shaped hole, so that the slider is sleeved on the T-shaped slide rail.
In any of the above schemes, preferably, the center part of the end socket body is provided with a center hole, the center hole enables the pull rod to penetrate through, the water inlet hole and the clear water outlet hole are located on the same side of the center hole, and the concentrated water outlet hole is located on the other side of the center hole.
In any of the above schemes, preferably, the clear water outlet includes a straight flow channel and an inclined flow channel, the straight flow channel is communicated with the central hole through the inclined flow channel, and the straight flow channel is arranged at the bottom of the end socket body.
In any of the above schemes, preferably, the water inlet hole and the concentrated water outlet hole both penetrate through the end socket body.
In any of the above schemes, preferably, an annular groove is formed in the peripheral wall of the seal head body, and a Y-shaped sealing ring is installed in the annular groove.
Compared with the prior art, the utility model provides a dish tubular membrane separation membrane post low head has following beneficial effect:
1. the auxiliary fixing assembly is arranged on the end socket body, so that the end socket body plays a role of auxiliary supporting and fixing when being connected with the membrane shell, when the upper end socket is disassembled to maintain the membrane, the lower end socket cannot be separated from the membrane shell, the position cannot be changed, the part, adjacent to the lower end socket, of the membrane, which does not need to be maintained, is unchanged, the lower end socket does not need to be installed when the lower end socket is re-installed, the operation is reduced, and the disassembly and maintenance are more convenient; meanwhile, the sliding block can slide relative to the end socket body, so that the end socket body cannot be blocked when being installed in the membrane shell;
2. the clear water outlet is arranged on the lower sealing head, water leakage is not easy to occur in maintenance, disassembly and assembly, the sealing performance is good, and the disassembly and assembly are more convenient.
Drawings
Fig. 1 is a cross-sectional view of a lower head of a disc-tube membrane separation membrane column provided by the utility model;
FIG. 2 is an enlarged view of a portion of A-A of the embodiment of FIG. 1;
FIG. 3 is a bottom view of FIG. 1;
FIG. 4 is a cross-sectional view taken along the line B-B in FIG. 3, without the auxiliary fixing assembly installed;
fig. 5 is a sectional view taken along the direction a-a of fig. 3 without the auxiliary fixing assembly installed.
The figures are labeled as follows: 1. a seal head body; 2. a central bore; 3. a second wedge block; 4. a bolt; 5. a first wedge block; 6. a T-shaped slide rail; 7. a slider; 8. a U-shaped hole; 9. a concentrated water outlet; 10. a clear water outlet; 11. a water inlet hole; 12. a straight flow channel; 13. an inclined flow passage.
Detailed Description
In order to further understand the inventive content of the present invention, the present invention will be explained in detail with reference to the specific embodiments.
As shown in fig. 1-5, an embodiment of a lower head of a disc-tube membrane separation membrane column according to the present invention comprises a head body 1, wherein the head body 1 is provided with a water inlet 11, a concentrated water outlet 9, a clear water outlet 10, and at least two auxiliary fixing assemblies, which are all mounted on the bottom wall of the head body 1, each auxiliary fixing assembly comprises a T-shaped slide rail 6, a slider 7, a first wedge 5 and a second wedge 3 that are engaged with each other, the T-shaped slide rail 6 is fixedly connected with the bottom wall of the head body 1, the slider 7 is slidably connected to the T-shaped slide rail 6, a T-shaped head on the T-shaped slide rail 6 is located outside the slider 7, the first wedge 5 and the second wedge 3 are located on a side of the slider 7 away from the edge of the head body 1, the first wedge 5 is fixed with the end face of the slider 7, the second wedge-shaped block 3 is connected with the end socket body 1 through a bolt 4, and the sliding block 7 can slide on the T-shaped sliding rail 6 under the action of the first wedge-shaped block 5 and the second wedge-shaped block 3. The bottom wall of the seal head body 1 means that when the seal head body 1 is installed in the membrane shell, the seal head body 1 is far away from one end of the disc type membrane. The T-shaped head on the T-shaped slide rail 6 is positioned at the outer side of the slide block 7, and plays a role in supporting the slide block 7, so that the slide block 7 cannot fall off from the T-shaped slide rail 6.
When the seal head body 1 is installed in a membrane shell, the bolt 4 is screwed to enable the second wedge-shaped block 3 to move towards the seal head body 1, so that the first wedge-shaped block 5 is pushed to drive the sliding block 7 to move towards the membrane shell until one end of the sliding block 7 is inserted into the corresponding groove and cannot move, the sliding block 7 plays a supporting role in the seal head body 1, when the upper seal head is disassembled to maintain the membrane, the lower seal head cannot be separated from the membrane shell, the position cannot be changed, the position of the membrane which is not required to be maintained and is adjacent to the lower seal head is not changed, the lower seal head is not required to be installed when the lower seal head is re-installed, operation is reduced, and disassembly; meanwhile, the sliding block 7 can slide relative to the end socket body 1, so that when the end socket body 1 is installed in the membrane shell, the installation of the end socket body 1 cannot be blocked.
When the second wedge-shaped block 3 moves towards the end socket body 1, the first wedge-shaped block 5 is pushed to drive the sliding block 7 to move towards the direction far away from the second wedge-shaped block 3, and in the moving process of the sliding block 7, one end of the sliding block 7 can extend out of the outer side of the end socket body 1.
The number of the bolts 4 on the second wedge-shaped block 3 is at least two, and the bolts are uniformly distributed.
The slider 7 is provided with a U-shaped hole 8, and the T-shaped slide rail 6 is inserted into the U-shaped hole 8 from the open end of the U-shaped hole 8, so that the slider 7 is sleeved on the T-shaped slide rail 6.
The central part of the end socket body 1 is provided with a central hole 2, the central hole 2 enables a pull rod to penetrate through, the water inlet hole 11 and the clear water outlet hole 10 are positioned on the same side of the central hole 2, and the concentrated water outlet hole 9 is positioned on the other side of the central hole 2.
The clear water outlet 10 comprises a straight flow channel 12 and an inclined flow channel 13, the straight flow channel 12 is communicated with the central hole 2 through the inclined flow channel 13, and the straight flow channel 12 is arranged at the bottom of the seal head body 1. The clear water outlet 10 is arranged on the lower sealing head, water is not easy to leak in maintenance and disassembly, the sealing performance is good, the disassembly and assembly are more convenient, when the clear water outlet 10 is arranged on the central pull rod, the position of the central pull rod is changed in the disassembly and maintenance process, and the position of the sealing ring around the clear water outlet 10 is changed to leak water.
The water inlet hole 11 and the concentrated water outlet hole 9 penetrate through the end socket body 1.
The seal head is characterized in that an annular groove is formed in the peripheral wall of the seal head body 1, and a Y-shaped seal ring is installed in the annular groove and used for sealing between the seal head body 1 and the membrane shell.
It will be understood by those skilled in the art that any combination of the elements of the present invention, including the summary and detailed description of the invention provided in the foregoing description and illustrated in the accompanying drawings, is not to be considered limiting in scope and in order to make the description more concise, and not to describe every element of the combination. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a dish tubular membrane separation membrane post low head, includes the head body, it puts the hole and the clear water is put out its characterized in that to be equipped with inlet opening, dense water on the head body: still include supplementary fixed subassembly, the number of supplementary fixed subassembly is two at least, and all installs on the diapire of head body, supplementary fixed subassembly includes T type slide rail, slider, the first wedge and the second wedge of mutually supporting, the diapire fixed connection of T type slide rail and head body, slider sliding connection is on T type slide rail, T type head on the T type slide rail is located the outside of slider, first wedge and second wedge are located the slider and keep away from one side at head body edge, first wedge is fixed with the terminal surface of slider, the second wedge passes through bolt and this body coupling of head, the slider can slide on T type slide rail under the effect of first wedge and second wedge.
2. The disc-tube type membrane separation membrane column lower head as claimed in claim 1, wherein: the seal head body is arranged inside the membrane shell, and a groove which is concave inwards and can enable the sliding block to be inserted is formed in the inner wall of the membrane shell.
3. The disc-tube type membrane separation membrane column lower head as claimed in claim 1, wherein: when the second wedge block moves towards the end socket body, the first wedge block is pushed to drive the sliding block to move towards the direction far away from the second wedge block, and in the moving process of the sliding block, one end of the sliding block can extend out of the outer side of the end socket body.
4. The disc-tube type membrane separation membrane column lower head as claimed in claim 1, wherein: the number of the bolts on the second wedge-shaped block is at least two, and the bolts are uniformly distributed.
5. The disc-tube type membrane separation membrane column lower head as claimed in claim 1, wherein: the slider is provided with a U-shaped hole, and the T-shaped sliding rail is inserted into the U-shaped hole from the opening end of the U-shaped hole, so that the slider is sleeved on the T-shaped sliding rail.
6. The disc-tube type membrane separation membrane column lower head as claimed in claim 1, wherein: the central part of the end socket body is provided with a central hole, the central hole enables the pull rod to penetrate through, the water inlet hole and the clear water outlet hole are located on the same side of the central hole, and the concentrated water outlet hole is located on the other side of the central hole.
7. The disc-tube membrane separation membrane column lower head as claimed in claim 6, wherein: the clear water outlet comprises a straight flow channel and an inclined flow channel, the straight flow channel is communicated with the central hole through the inclined flow channel, and the straight flow channel is arranged at the bottom of the seal head body.
8. The disc-tube membrane separation membrane column lower head as claimed in claim 6, wherein: the water inlet hole and the concentrated water outlet hole penetrate through the seal head body.
9. The disc-tube type membrane separation membrane column lower head as claimed in claim 1, wherein: the outer peripheral wall of the seal head body is provided with an annular groove, and a Y-shaped sealing ring is installed in the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021197727.0U CN212595025U (en) | 2020-06-24 | 2020-06-24 | Lower end socket of disc-tube type membrane separation membrane column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021197727.0U CN212595025U (en) | 2020-06-24 | 2020-06-24 | Lower end socket of disc-tube type membrane separation membrane column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212595025U true CN212595025U (en) | 2021-02-26 |
Family
ID=74742956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021197727.0U Expired - Fee Related CN212595025U (en) | 2020-06-24 | 2020-06-24 | Lower end socket of disc-tube type membrane separation membrane column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212595025U (en) |
-
2020
- 2020-06-24 CN CN202021197727.0U patent/CN212595025U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 |