CN210021375U - Conical surface insertion type single-side fixing device of filter plate of disc type filter - Google Patents
Conical surface insertion type single-side fixing device of filter plate of disc type filter Download PDFInfo
- Publication number
- CN210021375U CN210021375U CN201920215656.3U CN201920215656U CN210021375U CN 210021375 U CN210021375 U CN 210021375U CN 201920215656 U CN201920215656 U CN 201920215656U CN 210021375 U CN210021375 U CN 210021375U
- Authority
- CN
- China
- Prior art keywords
- filter plate
- supporting surface
- filter
- plate handle
- seal sleeve
- 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.)
- Withdrawn - After Issue
Links
- 238000003780 insertion Methods 0.000 title abstract description 5
- 230000037431 insertion Effects 0.000 title abstract description 5
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 9
- 239000007788 liquid Substances 0.000 description 6
- 210000004907 gland Anatomy 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000005188 flotation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
Images
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model relates to the technical field of the installation of a filter plate of a vertical disc filter, in particular to a conical surface insertion type single-side fixing device of the filter plate of the disc filter, which comprises a central shaft bracket sleeve, a filter plate handle and a seal sleeve, wherein the upper layer of the central shaft bracket sleeve is a nut compression boss supporting surface, the lower layer is a seal sleeve supporting surface, a conical hole vertical to the surface of the seal sleeve supporting surface is arranged on the seal sleeve supporting surface, one side edge of the nut compression boss supporting surface is provided with a U-shaped bayonet which is arranged right above the conical hole, a stud is arranged beside the U-shaped bayonet, the root part of the filter plate handle is inserted in the conical hole in an inosculation way, the lower part of the filter plate handle is provided with a seal sleeve compression boss, the seal sleeve is positioned between the seal sleeve supporting surface and the seal sleeve compression boss, the upper part of the filter plate handle, the root sealing performance of the filter plate handle is good, the filter disc is high in flatness, stability is enhanced, and the filter plate is simpler to disassemble.
Description
Technical Field
The utility model relates to an installation technical field of vertical disk filter plate especially relates to a bayonet unilateral fixing device of conical surface of disk filter plate.
Background
The disc filter is applied to all industries capable of utilizing vacuum filtration, and is widely applied to solid-liquid separation of aluminum hydroxide seed liquid, salt discharge liquid, bauxite flotation concentrate, flotation concentrate of various mines, tailings and coal slime in coal industries in alumina plants in non-ferrous metal industries.
The filter disc of disc filter is at the filter cell body internal rotation that is full of thick liquids, adsorb the material through the effect of vacuum, the filtrating flows away through inside runner, the solid is prevented by the filter cloth and forms the filter cake outside, reach solid-liquid separation's purpose, the filter disc is disc filter's main part, it is pieced together by a block filter plate and forms, the filter plate lower part is fixed on the center pin, the other end is connected through a set of guide rail and is constituteed complete ring and fix the excircle of filter disc, in order to guarantee the steady operation of equipment, the roughness of filter disc quotation is just more important when equipment fixing.
The root installation forms of the filter plate of the traditional disc filter are mainly two, one is through imitating the S hook type, the S hook plane of the plate handle is pressed on the support sleeve plane by bolts at two sides, the installation form is pressed by the bolts at two sides, although the root of the filter plate is stably installed, the pretightening force of the bolts at two sides is different due to the support of a sealing ring, the sector plate is easy to deflect during installation, and the installation is troublesome because two nuts are screwed; the other form is that the root of the plate handle is connected with the main shaft through the sealing rubber sleeve, the upper part of the plate handle is clamped below the support through the boss on the plate handle, the installation mode is simple, but the sealing performance is poor when the plate handle is connected with the main shaft through the sealing rubber sleeve, the vacuum is easy to leak or filtrate enters the flow channel, the filter liquor is only clamped through the support, and the installation stability of the root is poor.
Disclosure of Invention
For solving the problem among the background art, the utility model discloses a bayonet unilateral fixing device of conical surface of disk filter plate, the conical surface of filter plate handle root inserts in the bell mouth of center pin support cover lower floor, and filter plate handle upper portion one side adopts the screw fixation at the upper strata of center pin support cover, and the filter disc roughness is high, and stability reinforcing dismantles the filter plate simpler, through the compression of sealing washer, and the root leakproofness is good.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a conical surface insertion type single-side fixing device of a disc filter plate comprises a central shaft support sleeve, a filter plate handle and a seal sleeve, wherein the central shaft support sleeve is of an upper and lower double-layer structure, the upper layer is a nut pressing boss supporting surface, the lower layer is a seal sleeve supporting surface, a conical hole vertical to the surface of the seal sleeve supporting surface is arranged on the seal sleeve supporting surface, the seal sleeve supporting surface is connected with one side edge of the nut pressing boss supporting surface through a vertical side plate, a U-shaped bayonet is arranged on the other side edge of the nut pressing boss supporting surface, the U-shaped bayonet is arranged right above the conical hole, the centers of the U-shaped bayonet and the conical hole are arranged on the same straight line, a threaded hole is arranged beside the U-shaped bayonet, a stud is connected in the threaded hole through threads, the filter plate handle is a hollow cylinder, the root of the filter plate handle is a cone matched with the conical hole, the root of the, the sealing sleeve is sleeved on the lower portion of the filter plate handle and located between the sealing sleeve supporting surface and the sealing sleeve pressing boss, a nut pressing boss is arranged on the outer circular surface of the upper portion of the filter plate handle and is in the shape of an ear hook, the lower surface of the nut pressing boss is attached to the nut pressing boss supporting surface, and the nut pressing boss is arranged outside the double-end stud and locked by a pressing nut.
Furthermore, clearance fit is formed between the U-shaped bayonet and the filter plate handle.
Further, the height of the gland is slightly greater than the distance between the gland support surface and the gland compression boss.
Further, the sealing sleeve is made of an elastic material.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
1. according to the invention, the root part of the filter plate handle is in a cone shape matched with the conical hole, the root part of the filter plate handle is inserted into the conical hole of the sealing sleeve supporting surface, the outer circular surface of the lower part of the filter plate handle is provided with the sealing sleeve pressing boss, the sealing sleeve is sleeved on the lower part of the filter plate handle and positioned between the sealing sleeve supporting surface and the sealing sleeve pressing boss, the sealing property between the sealing sleeve supporting surface and the filter plate handle is good, only one side of the filter plate handle is connected and fixed by adopting a pressing nut, the characteristic of the stability that two sides of the filter plate handle are respectively pressed by nuts is kept, meanwhile, the;
2. according to the invention, the root part of the filter plate handle is conical and is inserted into the conical hole in an inosculating manner, the U-shaped bayonet is arranged right above the conical hole, the centers of the filter plate handle and the conical hole are on the same straight line, the U-shaped bayonet at the upper layer is sleeved on the middle part of the filter plate handle close to the central shaft bracket, so that the filter plate handle is vertical to the central shaft, and the filter disc has high flatness;
3. according to the invention, the U-shaped bayonet at the upper layer of the central shaft support sleeve is a single-side opening, the filter plate handle is placed into the U-shaped bayonet from the side surface and locked by the compression nut to complete installation, the filter plate does not need to be pulled out, the flatness of the surface of the filter disc is ensured to be high, the outer circle of the filter disc is tightly attached to the inner circle of the guide rail, and the stability of the guide rail is greatly improved.
Drawings
Fig. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure A-A in FIG. 1;
FIG. 3 is a schematic top view of the U-shaped bayonet of FIG. 2;
in the figure: 1. a filter plate handle; 1a, pressing a boss by a nut; 1b, sealing sleeve pressing the boss; 1c, the root part of the filter plate handle; 2. a stud; 3. a compression nut; 4. a central shaft bracket sleeve; 4a, a U-shaped bayonet; 4b, a tapered hole; 5. sealing sleeves; 6. a threaded bore.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and examples.
As shown in attached figures 1-3, the conical surface insertion type single-side fixing device of the filter plate of the disc filter comprises a central shaft support sleeve 4, a filter plate handle 1 and a seal sleeve 5, wherein the central shaft support sleeve 4 is of an upper and lower double-layer structure, the upper layer is a nut compression boss supporting surface and provides a supporting surface for a nut compression boss 1a, the lower layer is a seal sleeve supporting surface and provides a supporting surface for the seal sleeve 5, a conical hole 4b vertical to the surface of the seal sleeve is arranged on the seal sleeve supporting surface, the seal sleeve supporting surface is connected with one side edge of the nut compression boss supporting surface through a vertical side plate, a U-shaped bayonet 4a is arranged on the other side edge of the nut compression boss supporting surface, the U-shaped bayonet 4a is arranged right above the conical hole 4b, the centers of the two are on the same straight line, a threaded hole 6 is arranged beside the U-shaped bayonet 4a, the filter plate handle 1 is a hollow cylinder, the root part 1c of the filter plate handle is a cone matched with the conical hole 4b, the good sealing performance between the filter plate handle and the filter plate handle is ensured, the root part 1c of the filter plate handle is inserted into the conical hole 4b, the filter plate handle 1 is close to the U-shaped bayonet, the filter plate can be ensured to be perpendicular to the central shaft, the flatness of the filter disc is high, a seal sleeve pressing boss 1b is arranged on the outer circular surface of the lower part of the filter plate handle 1, a seal sleeve 5 is sleeved on the lower part of the filter plate handle 1 and is positioned between a seal sleeve supporting surface and the seal sleeve pressing boss 1b, a nut pressing boss 1a is arranged on the outer circular surface of the upper part of the filter plate handle 1, the nut pressing boss 1a is in the shape of an ear hook, the lower surface of the nut pressing boss 1.
The U-shaped bayonet 4a is in clearance fit with the filter plate handle 1, and the U-shaped bayonet 4a tightly clamps the filter plate handle 1 along the radial direction of the filter plate handle.
The sealing sleeve 5 is made of elastic materials, the height of the sealing sleeve 5 is slightly larger than the distance between the sealing sleeve supporting surface and the sealing sleeve pressing boss 1b, and the sealing sleeve 5 has a certain compression amount to ensure the sealing performance between the sealing sleeve supporting surface and the filter plate handle.
The mounting and dismounting process of the invention is as follows:
when a filter plate is installed, the sealing sleeve 5 is sleeved on the lower portion of the filter plate handle 1, the filter plate handle 1 is obliquely placed, then the root portion 1c of the filter plate handle is inserted into the tapered hole 4b, the middle portion of the filter plate handle 1 is close to the bottom edge of the U-shaped bayonet 4a from the opening of the U-shaped bayonet 4a, the U-shaped bayonet 4a tightly clamps the filter plate handle 1 along the radial direction of the filter plate handle, the stud 2 on the support surface of the nut pressing boss is close to the nut pressing boss of the ear hook shape on the upper portion of the filter plate handle 1, the nut pressing boss 1a is fixedly connected with the support surface of the nut pressing boss by screwing the pressing nut 3, the flatness of the filter plate after locking and fixing is high, the pressing boss 1b is also installed at the correct position due to the tightening of the pressing nut 3 and the sealing sleeve of the guide rail on the excircle of the filter disc, the sealing rubber sleeve 5 is tightly, preventing the leakage of the liquid at the matching part of the root part 1c of the filter plate handle and the taper hole 4b at the lower layer of the central shaft bracket sleeve 4;
when the filter plate is disassembled, the compression nut 3 is firstly unscrewed, but the filter plate handle 1 is not required to be completely unscrewed from the stud 2, the filter plate handle 1 is inclined at a certain angle away from the U-shaped bayonet 4a, the filter plate handle 1 can be pulled out from the tapered hole 4b, and the filter plate is disassembled more conveniently and rapidly.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, and all equivalent changes and modifications made within the scope of the claims of the present invention should fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides a disk filter plate's bayonet unilateral fixing device of conical surface which characterized in that: the filter plate comprises a central shaft support sleeve, a filter plate handle and a seal sleeve, wherein the central shaft support sleeve is of an upper-lower double-layer structure, the upper layer is a nut compression boss supporting surface, the lower layer is a seal sleeve supporting surface, a tapered hole vertical to the surface of the seal sleeve supporting surface is arranged on the seal sleeve supporting surface, the seal sleeve supporting surface is connected with one side edge of the nut compression boss supporting surface through a vertical side plate, the other side edge of the nut compression boss supporting surface is provided with a U-shaped bayonet, the U-shaped bayonet is arranged right above the tapered hole, the centers of the U-shaped bayonet and the seal sleeve are on the same straight line, a threaded hole is arranged beside the U-shaped bayonet, a stud is connected in the threaded hole through threads, the filter plate handle is a hollow cylinder, the root of the filter plate handle is a cone matched with the tapered hole, the root of the filter plate handle is inserted in the tapered hole, the outer circular surface of the lower, the outer circle face of the upper portion of the filter plate handle is provided with a nut pressing boss, the nut pressing boss is in the shape of an ear hook, the lower surface of the nut pressing boss is attached to the supporting face of the nut pressing boss, and the nut pressing boss is arranged outside the stud and locked by a pressing nut.
2. The conical surface plug-in type single-side fixing device of the filter plate of the disc filter as claimed in claim 1, wherein: the U-shaped bayonet is in clearance fit with the filter plate handle.
3. The conical surface plug-in type single-side fixing device of the filter plate of the disc filter as claimed in claim 1, wherein: the height of the sealing sleeve is slightly larger than the distance between the sealing sleeve supporting surface and the sealing sleeve pressing boss.
4. The conical surface plug-in type single-side fixing device of the filter plate of the disc filter as claimed in claim 1, wherein: the sealing sleeve is made of an elastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920215656.3U CN210021375U (en) | 2019-02-20 | 2019-02-20 | Conical surface insertion type single-side fixing device of filter plate of disc type filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920215656.3U CN210021375U (en) | 2019-02-20 | 2019-02-20 | Conical surface insertion type single-side fixing device of filter plate of disc type filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210021375U true CN210021375U (en) | 2020-02-07 |
Family
ID=69353283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920215656.3U Withdrawn - After Issue CN210021375U (en) | 2019-02-20 | 2019-02-20 | Conical surface insertion type single-side fixing device of filter plate of disc type filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210021375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847438A (en) * | 2019-02-20 | 2019-06-07 | 洛阳矿山机械工程设计研究院有限责任公司 | A kind of fixed device in the conical surface plug-in type unilateral side of disk filter filter plate |
-
2019
- 2019-02-20 CN CN201920215656.3U patent/CN210021375U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847438A (en) * | 2019-02-20 | 2019-06-07 | 洛阳矿山机械工程设计研究院有限责任公司 | A kind of fixed device in the conical surface plug-in type unilateral side of disk filter filter plate |
| CN109847438B (en) * | 2019-02-20 | 2023-12-12 | 洛阳矿山机械工程设计研究院有限责任公司 | Conical surface inserted single-side fixing device of disc filter plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200207 Effective date of abandoning: 20231212 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200207 Effective date of abandoning: 20231212 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |