CN211471950U - Take pressure sieve rotor seal structure of dilution water function - Google Patents
Take pressure sieve rotor seal structure of dilution water function Download PDFInfo
- Publication number
- CN211471950U CN211471950U CN201922458177.7U CN201922458177U CN211471950U CN 211471950 U CN211471950 U CN 211471950U CN 201922458177 U CN201922458177 U CN 201922458177U CN 211471950 U CN211471950 U CN 211471950U
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- Prior art keywords
- ring
- static
- dilution water
- sealing ring
- ring portion
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 165
- 239000012895 dilution Substances 0.000 title claims abstract description 103
- 238000010790 dilution Methods 0.000 title claims abstract description 103
- 238000007789 sealing Methods 0.000 claims abstract description 137
- 230000003068 static effect Effects 0.000 claims abstract description 77
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 238000007865 diluting Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002002 slurry Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000012216 screening Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000003085 diluting agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 238000004537 pulping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a pressure screen rotor sealing structure with dilution water function, which is arranged between a pressure screen rotor and a dilution water ring, and comprises a movable sealing ring which is detachably arranged at the lower end of the pressure screen rotor, wherein a static sealing ring which is rotationally matched with the movable sealing ring is detachably arranged at the upper end of the dilution water ring, and a water outlet cavity which is formed by matching the movable sealing ring and the static sealing ring; a plurality of water outlet through holes communicated with the paper pulp liquid are formed in the circumference of the movable sealing ring and communicated with the water outlet cavity, and a plurality of upper dilution water holes communicated with the water outlet cavity and the water inlet end of the dilution water ring are distributed in the static sealing ring; the utility model discloses a sealing ring, quiet sealing ring are moved in the setting, and move, quiet sealing ring is removable structure, and it is convenient to maintain and trade a piece, can avoid the direct wearing and tearing to pressure sieve rotor and dilution water ring, prolongs the life of pressure sieve rotor or dilution water ring, greatly reduced manufacturing cost, assurance enterprise economic benefits.
Description
Technical Field
The utility model relates to a papermaking equipment technical field, in particular to take pressurized screen rotor seal structure of dilution water function.
Background
The pressure screen is a device which depends on pressure pulse to screen, and is widely applied to the pulping process of the papermaking industry, can filter out impurities such as sand, metal particles, plastics, rubber and the like in paper pulp, and screen out qualified fibers, and is pulping screening and purifying equipment which is widely applied.
The existing sealing structure of the rotor of the pressure screen is composed of a rotor 1 and a dilution water ring 2 as shown in figure 1, and dilution water is injected into paper pulp by utilizing the internal and external pressure difference of the dilution water ring 2 to play a role in diluting the paper pulp; and simultaneously plays a role in sealing. The sealing surface of the lower end of the rotor 1 and the sealing surface of the upper end of the dilution water ring 2 are abraded along with use, so that the gap between the rotor and the dilution water ring is increased, and the sealing effect is reduced. Once the rotor 1 or the dilution water ring 2 is worn, the maintenance and repair are difficult, the rotor 1 or the dilution water ring 2 needs to be replaced completely, and the waste is serious.
The invention relates to a diluting device for a pressure screen, which has the publication number of CN 104233896A, and the publication date is as follows: 2014.12.24 the invention discloses a diluting device for a pressure screen, which comprises a pressure screen rotor, wherein the inner cavity of the pressure screen rotor is provided with a shaft sleeve connected with a rotating shaft, the shaft sleeve is fixedly connected with the pressure screen rotor through an annular connecting plate, the annular connecting plate is the bilayer structure who comprises last annular connecting plate and lower annular connecting plate, the position department cover that lies in annular connecting plate below down in the pivot is equipped with mechanical seal seat, be provided with rotatory ring down between annular connecting plate and the mechanical seal seat, form dynamic seal between rotatory ring and the mechanical seal seat, form sealed cavity structure between rotatory ring and the lower annular connecting plate, be provided with the inlet tube on the mechanical seal seat, inlet tube and sealed cavity intercommunication, set up the inlet opening with sealed cavity intercommunication on the lower annular connecting plate, water spray hole has been seted up on the pressure screen rotor lateral wall. The invention can accurately dilute the slurry in the screening process, and can ensure the screening effect of the equipment while saving water and reducing consumption. The invention aims to solve the problems that how to accurately dilute slurry in the screening process is realized, the screening effect of equipment is ensured while water is saved and consumption is reduced, and the problems that how to replace a rotor or a dilution water ring is difficult to repair once the rotor or the dilution water ring is worn and the rotor or the dilution water ring needs to be replaced in the whole process, and the waste is serious are not solved.
The utility model relates to a dilution water ring adjustment mechanism, the notice number is CN209568317U, and the notice day is 2019.11.01, the utility model discloses a dilution water ring adjustment mechanism relates to papermaking equipment technical field. The adjusting stud comprises an adjusting stud and a fastening bolt, wherein a central through hole penetrating through the stud is formed in the adjusting stud along the axial direction, a jacking portion, a clamping portion and a threaded portion arranged between the jacking portion and the clamping portion are arranged on the outer side of the adjusting stud, and the jacking portion and the clamping portion are respectively arranged at two ends of the adjusting stud; the adjusting stud is installed on the annular plate and is matched with the adjusting stud in shape, the annular plate is connected to the shell of the concentration device, the fastening bolt penetrates through the central through hole to be in threaded connection with the diluting water ring, and the size of a diluting channel between the diluting water ring and the outer cylinder of the rotor can be adjusted by adjusting the matching length of the adjusting thread part and the internal thread in the installing through hole. The low-concentration pulp in the pulp inlet channel can dilute the high-concentration pulp at the pulp outlet pipe through the dilution channel, so that the phenomenon of blocking of the pulp outlet can be effectively avoided. The utility model mainly solves the problem of how to adjust the height of the dilution water ring, so that the low-concentration slurry in the slurry inlet channel can dilute the high-concentration slurry at the slurry outlet pipe through the dilution channel, and the phenomenon of slurry outlet blockage can be effectively avoided; but the problems that once the rotor or the dilution water ring is worn, the maintenance and repair are difficult, the rotor or the dilution water ring needs to be replaced completely, and the waste is serious are not solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that once the rotor or the dilution water ring is worn, the maintenance and repair are difficult, the rotor or the dilution water ring needs to be replaced completely, and the waste is serious; the technical scheme adopted for achieving the purpose is as follows:
a pressure screen rotor sealing structure with a dilution water function is arranged between a pressure screen rotor and a dilution water ring and comprises a movable sealing ring which is detachably arranged at the lower end of the pressure screen rotor, a static sealing ring which is in running fit with the movable sealing ring is detachably arranged at the upper end of the dilution water ring, and a water outlet cavity is formed between the movable sealing ring and the static sealing ring in a matching way; the dynamic sealing ring is provided with a plurality of water outlet through holes communicated with the paper pulp liquid on the circumference, the water outlet through holes are communicated with the water outlet cavity, and the static sealing ring is provided with a plurality of upper dilution water holes communicated with the water outlet cavity and the water inlet end of the dilution water ring.
Further, move the sealing ring including moving interior ring portion and moving outer ring portion, move interior ring portion and move and connect as an organic wholely through moving the connection ring portion between the outer ring portion, move interior ring portion and move outer ring portion and move the sealing ring downside and exceed the setting of moving the connection ring portion, move interior ring portion, move outer ring portion and move the connection ring portion and form at the dynamic sealing ring downside and move out the water cavity, go out the water through-hole setting on moving outer ring portion and with move out the water cavity intercommunication.
Further, quiet sealing ring moves the quiet interior ring portion of interior ring portion and the quiet exterior ring portion that the exterior ring portion was moved in the normal running fit including the running fit, connects as an organic wholely through quiet connecting ring portion between quiet interior ring portion and the quiet exterior ring portion, quiet interior ring portion and quiet exterior ring portion exceed quiet connecting ring portion setting on quiet sealing ring upside, and quiet interior ring portion, quiet exterior ring portion and quiet connecting ring portion form the quiet water cavity of going out at quiet sealing ring upside, go up the setting of dilution water hole and go out water cavity intercommunication at quiet connecting ring portion and with quiet, move out water cavity and form out the water cavity with quiet water cavity jointly.
Further, the upper end of the dilution water ring is provided with a mounting groove, and the lower end of the static sealing ring is provided with a positioning step matched with the mounting groove.
Further, install quiet ring fixing base between dilution water ring and the quiet sealing ring, quiet ring fixing base and dilution water ring fixed connection, quiet ring fixing base can be dismantled with quiet sealing ring and be connected, is equipped with the lower dilution water hole that corresponds with last dilution water hole on the quiet ring fixing base.
Further, be equipped with the adjusting part in adjustment quiet ring fixing base and quiet seal ring clearance on the quiet seal ring, the adjusting part includes a plurality of adjustment screw holes that the circumference was equipped with on the quiet seal ring, the screw rod of orientation quiet ring fixing base one side is installed to the downthehole cooperation of adjustment screw, the screw rod upper end is equipped with and revolves the spiral groove.
Further, the upper dilution water hole and the lower dilution water hole are both arc-shaped flat long holes or straight-edge flat long holes or square holes.
Furthermore, the static ring fixing seat is detachably connected with the static sealing ring through a bolt.
Furthermore, the static ring fixing seat is welded with the dilution water ring.
Furthermore, the movable sealing ring is detachably connected with the lower end of the pressure screen rotor through a bolt.
The utility model discloses the beneficial effect who has does:
1. the utility model relates to a take pressurized screen rotor seal structure of dilution water function moves sealing ring, quiet sealing ring through the setting, and moves, quiet sealing ring is removable structure, and it is convenient to maintain the change, can avoid the direct wearing and tearing to pressurized screen rotor and dilution water ring, prolongs the life of pressurized screen rotor or dilution water ring, greatly reduced manufacturing cost, assurance enterprise economic benefits.
2. The utility model discloses be equipped with adjusting part, after moving, quiet sealing ring wearing and tearing, adjustable adjusting part realizes adjusting quiet sealing ring height, guarantees to move sealing ring and quiet sealing ring complex relative leakproofness, guarantees the result of use, and the life of sealing ring and quiet sealing ring is moved in the extension.
3. The utility model discloses be equipped with a plurality of dilution water holes and lower dilution water hole, can suitably adjust the dilution water yield according to the quantity, size or the shape etc. that require the lower dilution water hole on can the quiet ring fixing base of the last dilution water hole of increase and decrease and the quiet sealing ring according to the dilution water yield speed of adding, avoid extravagant.
Drawings
FIG. 1 is a schematic structural diagram of a conventional rotor sealing device for a pressure screen;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is an enlarged view of the structure at the position A of the present invention;
fig. 4 is a top view of the static sealing ring of the present invention;
FIG. 5 is a top view of the stationary ring fixing base of the present invention;
fig. 6 is a bottom view of the dynamic sealing ring of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 2-6, a pressure screen rotor sealing structure with dilution water function is installed between a pressure screen rotor 1 and a dilution water ring 2, and includes a dynamic sealing ring 3 detachably installed at the lower end of the pressure screen rotor 1, preferably, in this embodiment, the dynamic sealing ring 3 is detachably connected with the lower end of the pressure screen rotor 1 through a bolt; the circumference on the dynamic sealing ring 3 is provided with a plurality of water outlet through holes 34 communicated with the pulp liquid, the upper end of the dilution water ring 2 is detachably provided with a static sealing ring 4 which is in running fit with the dynamic sealing ring 3, preferably, in the embodiment, the upper end of the dilution water ring 2 is provided with an installation groove 21, and the lower end of the static sealing ring 4 is provided with a positioning step 41 which is matched with the installation groove 21, so that the static sealing ring 4 and the dilution water ring 2 can be positioned and installed better; the movable sealing ring 3 and the static sealing ring 4 are matched to form a water outlet cavity 6 communicated with the water outlet through hole 34; and a plurality of upper dilution water holes 52 communicated with the water outlet cavity 6 and the water inlet end of the dilution water ring 2 are distributed on the static sealing ring 4.
As shown in fig. 2-6, in order to better realize the rotating fit between the movable sealing ring 3 and the static sealing ring 4 and ensure that water can flow out from the dilution water ring 2 from bottom to top to complete the dilution of the pulp, the movable sealing ring 3 includes a movable inner ring portion 33 and a movable outer ring portion 31, the movable inner ring portion 33 and the movable outer ring portion 31 are connected into a whole through a movable connecting ring portion 32, the movable inner ring portion 33 and the movable outer ring portion 31 are arranged higher than the movable connecting ring portion 32 at the lower side of the movable sealing ring 3, the movable inner ring portion 33, the movable outer ring portion 31 and the movable connecting ring portion 32 form a movable water outlet cavity at the lower side of the movable sealing ring 3, and the water outlet holes 34 are arranged on the movable outer ring portion 31 and communicated with the movable water outlet cavity; the static sealing ring 4 comprises a static inner ring part 46 which is in running fit with the dynamic inner ring part 33 and a static outer ring part 44 which is in running fit with the dynamic outer ring part 31, the static inner ring part 46 and the static outer ring part 44 are connected into a whole through a static connecting ring part 45, the static inner ring part 46 and the static outer ring part 44 are arranged above the static connecting ring part 45 on the upper side of the static sealing ring 4, the static inner ring part 46, the static outer ring part 44 and the static connecting ring part 45 form a static water outlet cavity on the upper side of the static sealing ring 4, the upper dilution water hole 52 is arranged on the static connecting ring part 45 and is communicated with the static water outlet cavity, and the dynamic water outlet cavity and the static water outlet cavity; the water moves up and down from the bottom end of the dilution water ring 2, flows to the water outlet cavity 6 through the upper dilution water holes 43, and the water in the water outlet cavity 6 flows to the pulp through the water outlet through holes 34 on the movable outer ring part 31, so that the pulp is diluted.
As shown in fig. 2-6, in order to adjust the gap between the stationary ring fixing seat 5 and the stationary sealing ring 4 and ensure the fit gap between the movable sealing ring 3 and the stationary sealing ring 4 to achieve the required sealing accuracy, the stationary ring fixing seat 5 is installed between the dilution water ring 2 and the stationary sealing ring 4, the stationary ring fixing seat 5 is fixedly connected with the dilution water ring 2, the stationary ring fixing seat 5 is detachably connected with the stationary sealing ring 4, the stationary ring fixing seat 5 is provided with a lower dilution water hole 51 corresponding to the upper dilution water hole 43, preferably, in this embodiment, the stationary ring fixing seat 5 is detachably connected with the stationary sealing ring 4 through a bolt; the static sealing ring 4 is provided with an adjusting assembly for adjusting the gap between the static sealing ring fixing seat 5 and the static sealing ring 4, the adjusting assembly comprises a plurality of adjusting screw holes 42 formed in the circumference of the static sealing ring 4, and a screw rod facing one side of the static sealing ring fixing seat 5 is installed in the adjusting screw holes 42 in a matched manner, preferably, a screwing groove is formed in the upper end of the screw rod in the embodiment, so that the screw rod can move in the adjusting screw holes 42 in a matched manner by a tool, and in the initial installation state, the screw rod is located in the adjusting screw holes 42, and the two sides of the screw rod are not protruded; when the sealing clearance is increased after the static sealing ring 4 is worn, the screw rod in the adjusting screw hole 42 can penetrate through the lower end of the adjusting screw hole 42 and abut against the upper end surface of the static ring fixing seat 5, the clearance between the static ring fixing seat 5 and the static sealing ring 4 is continuously adjusted and increased, the movable sealing ring 3 and the static sealing ring 4 are guaranteed to be in sealing and rotating fit, and the sealing requirement is met, wherein the clearance between two components of the movable sealing ring 3 and the static sealing ring 4 is 0.5 mm; when the clearance of adjustment quiet ring fixing base 5 and quiet sealing ring 4, because the 2 upper ends of dilution water ring are equipped with mounting groove 21, 4 lower extremes of quiet sealing ring are equipped with mounting groove 21 complex location step 41, when mounting groove 21 and the cooperation setting of location step 41 can guarantee the clearance of increase quiet ring fixing base 5 and quiet sealing ring 4 like this, location step 41 still is located mounting groove 21, the clearance outflow of quiet ring fixing base 5 and quiet sealing ring 4 can not followed to water to relative leakproofness has been guaranteed.
As shown in fig. 4-5, in order to facilitate the water to flow out of the dilution water ring 2 and flow into the pulp to complete dilution, the upper dilution water hole 43 and the lower dilution water hole 51 are both arc-shaped flat long holes or straight-edge flat long holes or square holes, and the dilution water amount can be adjusted by changing the area of the dilution water holes by adjusting the number and size of the dilution water holes, thereby reducing waste.
The utility model discloses a working process does:
during operation, water enters from the bottom end of the dilution water ring 2 and moves up and down in the dilution water ring 2, the water flows into the water outlet cavity 6 through the upper dilution water holes 43 and the lower dilution water holes 52, and the water in the water outlet cavity 6 flows into paper pulp through the water outlet through holes 34 in the movable outer ring part 31, so that the paper pulp is diluted.
When the static sealing ring 4 and the 3 clearance increases of dynamic sealing ring appear in work, can not satisfy the work needs, need adjust the adjusting part, will move sealing ring 3 and pull down, pull down the bolt between static sealing ring 4 and the quiet ring fixing base 5, twist the twisted groove of screw rod upper end through the instrument soon, make the screw rod downstream, the screw rod passes adjustment screw hole 42 lower extreme top and leans on at quiet ring fixing base 5 up end and continue downstream, constantly adjust the clearance of increase quiet ring fixing base 5 and static sealing ring 4, until adjusting to needing the clearance, then install fixed static sealing ring 4 and quiet ring fixing base 5, install dynamic sealing ring 3 after that, realize dynamic sealing ring 3 and the 4 normal running fit of static sealing ring, and satisfy sealed requirement.
The water quantity of the diluent which needs to be added can be adjusted according to the speed in work, and the area of the diluent water hole can be adjusted by adjusting the quantity, the size and the like of the diluent water hole.
The utility model relates to a take 1 sealing device of pressurized screen rotor of dilution water function moves sealing ring 3, quiet sealing ring 4 through the setting, and moves sealing ring 3, quiet sealing ring 4 and be removable structure, and it is convenient to maintain the change, can avoid prolonging pressurized screen rotor 1 or the direct wearing and tearing of dilution water ring 2, prolongs pressurized screen rotor 1 or the life of dilution water ring 2, greatly reduced manufacturing cost, assurance enterprise economic benefits.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and the words are not intended to have a special meaning unless otherwise stated.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments, but such modifications or substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A pressure screen rotor sealing structure with a dilution water function is arranged between a pressure screen rotor and a dilution water ring and is characterized by comprising a movable sealing ring which is detachably arranged at the lower end of the pressure screen rotor, a static sealing ring which is in running fit with the movable sealing ring is detachably arranged at the upper end of the dilution water ring, and a water outlet cavity which is formed by matching the movable sealing ring and the static sealing ring; the dynamic sealing ring is provided with a plurality of water outlet through holes communicated with the paper pulp liquid on the circumference, the water outlet through holes are communicated with the water outlet cavity, and the static sealing ring is provided with a plurality of upper dilution water holes communicated with the water outlet cavity and the water inlet end of the dilution water ring.
2. The rotor sealing structure of the pressure screen with the function of diluting water as claimed in claim 1, wherein the dynamic sealing ring includes a dynamic inner ring portion and a dynamic outer ring portion, the dynamic inner ring portion and the dynamic outer ring portion are connected together through a dynamic connecting ring portion, the dynamic inner ring portion and the dynamic outer ring portion are higher than the dynamic connecting ring portion at the lower side of the dynamic sealing ring, the dynamic inner ring portion, the dynamic outer ring portion and the dynamic connecting ring portion form a dynamic water outlet cavity at the lower side of the dynamic sealing ring, and the water outlet through hole is disposed on the dynamic outer ring portion and is communicated with the dynamic water outlet cavity.
3. The rotor sealing structure of the pressure screen with the function of diluting water according to claim 2, wherein the static sealing ring comprises a static inner ring portion and a static outer ring portion, the static inner ring portion is rotationally matched with the dynamic inner ring portion, the static outer ring portion is rotationally matched with the dynamic inner ring portion, the static inner ring portion and the static outer ring portion are connected into a whole through a static connecting ring portion, the static inner ring portion and the static outer ring portion are arranged on the static sealing ring in a mode that the static inner ring portion and the static outer ring portion are higher than the static connecting ring portion, a static water outlet cavity is formed in the static inner ring portion, the static outer ring portion and the static connecting ring portion on the upper side of the static sealing ring, the upper diluting water hole is arranged in the static connecting ring.
4. The rotor sealing structure of the pressure screen with the function of dilution water according to claim 3, characterized in that the upper end of the dilution water ring is provided with a mounting groove, and the lower end of the static sealing ring is provided with a positioning step matched with the mounting groove.
5. The rotor sealing structure of the pressure screen with the dilution water function according to any one of claims 1 to 4, wherein a stationary ring fixing seat is installed between the dilution water ring and the stationary sealing ring, the stationary ring fixing seat is fixedly connected with the dilution water ring, the stationary ring fixing seat is detachably connected with the stationary sealing ring, and the stationary ring fixing seat is provided with lower dilution water holes corresponding to the upper dilution water holes.
6. The rotor sealing structure of the pressure screen with the function of dilution water of claim 5, wherein the stationary sealing ring is provided with an adjusting component for adjusting the gap between the stationary sealing ring and the stationary fixing seat, the adjusting component comprises a plurality of adjusting screw holes circumferentially formed on the stationary sealing ring, a screw rod facing one side of the stationary fixing seat is fittingly installed in the adjusting screw holes, and a screwing groove is formed at the upper end of the screw rod.
7. The rotor sealing structure of the pressure screen with the function of dilution water according to claim 6, wherein the upper dilution water hole and the lower dilution water hole are both arc-shaped flat long holes or straight-edge flat long holes or square holes.
8. The rotor sealing structure of the pressure screen with the function of dilution water of claim 7, wherein the static ring fixing seat and the static sealing ring are detachably connected through bolts.
9. The rotor sealing structure of the pressure screen with the function of dilution water of claim 8, wherein the stationary ring fixing seat is welded with the dilution water ring.
10. The sealing structure of a pressure screen rotor with a function of dilution water of claim 9, wherein the dynamic sealing ring is detachably connected with the lower end of the pressure screen rotor through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922458177.7U CN211471950U (en) | 2019-12-31 | 2019-12-31 | Take pressure sieve rotor seal structure of dilution water function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922458177.7U CN211471950U (en) | 2019-12-31 | 2019-12-31 | Take pressure sieve rotor seal structure of dilution water function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211471950U true CN211471950U (en) | 2020-09-11 |
Family
ID=72359845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922458177.7U Expired - Fee Related CN211471950U (en) | 2019-12-31 | 2019-12-31 | Take pressure sieve rotor seal structure of dilution water function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211471950U (en) |
-
2019
- 2019-12-31 CN CN201922458177.7U patent/CN211471950U/en not_active Expired - Fee Related
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Granted publication date: 20200911 |