CN212899705U - Novel mill fixing bolt seal structure - Google Patents
Novel mill fixing bolt seal structure Download PDFInfo
- Publication number
- CN212899705U CN212899705U CN202021461540.7U CN202021461540U CN212899705U CN 212899705 U CN212899705 U CN 212899705U CN 202021461540 U CN202021461540 U CN 202021461540U CN 212899705 U CN212899705 U CN 212899705U
- Authority
- CN
- China
- Prior art keywords
- fixing bolt
- sealing
- sealing rubber
- nut
- threaded 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.)
- Active
Links
Images
Landscapes
- Crushing And Grinding (AREA)
- Gasket Seals (AREA)
Abstract
The utility model provides a novel mill fixing bolt seal structure, including the mill barrel, fixing bolt, nut and seal structure, set up a screw hole that matches with fixing bolt on the mill barrel, fixing bolt's one end detachable installs in threaded hole, the nut spiro union is in fixing bolt's the other end, seal structure sets up between nut and mill barrel, seal structure includes sealed clamping ring and sealing rubber circle, sealed clamping ring sets up in the one side that is close to the nut, the sealing rubber circle sets up in the one side that is close to the mill barrel, sealed clamping ring is annular bowl form structure, sealed clamping ring is equipped with an installation cavity towards one side of sealing rubber circle, the one end of sealing rubber circle is installed in the installation cavity, the other end of sealing rubber circle is equipped with the sealed inclined plane. The utility model discloses simple structure, simple to operate when fixing bolt installs on the mill barrel, but in the clearance between sealing inclined plane partial embedding fixing bolt and the screw hole on the sealing rubber circle, the leakproofness is good.
Description
Technical Field
The utility model relates to a bolt seal technical field specifically is a novel mill fixing bolt seal structure.
Background
On the market at present, the fastening seal assembly that some models were originally joined in marriage from the mill, for flat sealed rubber ring of formula of filling up and flat pressure formula sealed clamping ring, in the middle of the autogenous mill operation process, this design is sealed the effect not good, appears easily that the autogenous mill screw hole leaks the thick liquid problem, not only seriously influences mill productivity, directly threatens the safe operation of equipment moreover. Meanwhile, the shutdown maintenance frequency of the mill is increased, the equipment maintenance cost is increased, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of existence among the prior art, provide a novel mill fixing bolt seal structure, it is relatively poor to have solved the screw hole leakproofness of the autogenous mill among the prior art, in the middle of the autogenous mill operation process, appears easily that autogenous mill screw hole leaks thick liquid, has increased the shut down maintenance number of times of mill, has increased the maintenance of equipment cost, has reduced production efficiency's problem.
In order to realize the purpose, the utility model discloses a technical scheme be:
a novel sealing structure for a fixing bolt of a grinding machine comprises a grinding machine barrel body, a fixing bolt, a nut and a sealing structure, wherein a threaded hole matched with the fixing bolt is formed in the grinding machine barrel body, one end of the fixing bolt is detachably installed in the threaded hole, the threaded hole is in threaded connection with the fixing bolt, the nut is screwed at the other end of the fixing bolt, the sealing structure is arranged between the nut and the grinding machine barrel body, the sealing structure comprises a sealing pressure ring and a sealing rubber ring, the sealing pressure ring is arranged at one side close to the nut, the sealing rubber ring is arranged at one side close to the grinding machine barrel body, the sealing pressure ring is of an annular bowl-shaped structure, an installation cavity is arranged at one side, facing the sealing rubber ring, of the sealing pressure ring, one end of the sealing rubber ring is installed in the installation cavity, the other end of the sealing rubber ring is provided with a circle of sealing inclined plane.
Further, when the fixing bolt is fixedly installed in the threaded hole in the mill cylinder, the sealing inclined surface on one side of the sealing rubber ring is partially embedded in the threaded hole, and the part of the sealing inclined surface embedded in the threaded hole is in interference fit with a gap between the fixing bolt and the threaded hole.
Further, the profile of one side of the sealing rubber ring embedded in the installation cavity is the same as that of the inner wall of the installation cavity.
Further, sealed clamping ring is by the integrative stamping forming of stainless steel, the internal diameter of sealed clamping ring and sealing rubber circle (6) with fixing bolt's external diameter equals.
The utility model discloses simple structure, simple to operate, the leakproofness is good, can prevent effectively that autogenous mill operation in-process from, the phenomenon that autogenous mill screw hole leaks thick liquid appears, has reduced the shut down maintenance number of times of mill, has reduced the plant maintenance cost, has improved production efficiency, and sealed clamping ring still can play the guard action to the sealing rubber circle simultaneously, prevents that nut direct crimping from circling on sealing rubber circle, has prolonged sealing rubber circle's life.
Drawings
FIG. 1 is a schematic structural diagram of the device of the present invention;
fig. 2 is a schematic structural view of the middle sealing pressure ring of the present invention;
fig. 3 is a schematic structural view of the middle sealing rubber ring of the present invention;
in the figure: 1. mill barrel, 2, fixing bolt, 3, seal structure, 4, screw hole, 5, sealed clamping ring, 6, sealed rubber circle, 7, installation cavity, 8, sealed inclined plane, 9, nut.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The novel sealing structure for the fixing bolt of the mill as shown in fig. 1-3 comprises a mill cylinder 1, a fixing bolt 2, a nut 9 and a sealing structure 3, wherein the mill cylinder 1 is provided with a threaded hole 4 matched with the fixing bolt 2, one end of the fixing bolt 2 is detachably installed in the threaded hole 4, the threaded hole 4 is in threaded connection with the fixing bolt 2, the nut 9 is in threaded connection with the other end of the fixing bolt 2, the sealing structure 3 is arranged between the nut 9 and the mill cylinder 1, the sealing structure 3 comprises a sealing press ring 5 and a sealing rubber ring 6, the sealing press ring 5 is arranged at one side close to the nut 9, the sealing rubber ring 6 is arranged at one side close to the mill cylinder 1, the sealing press ring 5 is in an annular bowl-shaped structure, one side of the sealing press ring 5, facing the sealing rubber ring 6, is provided with an installation cavity 7, one end of the sealing rubber ring 6 is arranged in the mounting cavity 7, and the other end of the sealing rubber ring 6 is provided with a circle of sealing inclined plane 8; when the fixing bolt 2 is fixedly installed in the threaded hole 4 on the mill cylinder 1, the sealing inclined plane 8 on one side of the sealing rubber ring 6 is partially embedded in the threaded hole 4, and the part of the sealing inclined plane 8 embedded in the threaded hole 4 is in interference fit with the gap between the fixing bolt 2 and the threaded hole 4; the profile of one side of the sealing rubber ring 6 embedded into the mounting cavity 7 is the same as that of the inner wall of the mounting cavity 7; sealed clamping ring 5 is by the integrative stamping forming of stainless steel, sealed clamping ring 5 and sealed rubber circle 6's internal diameter with fixing bolt 2's external diameter equals.
When the novel sealing structure for the fixing bolt of the mill is installed, one end of the fixing bolt 2 is inserted into a threaded hole 4 in a mill cylinder body 1 in a matched mode through threads, then the sealing rubber ring 6 and the sealing compression ring 5 are sequentially sleeved on the fixing bolt 2 extending out of the threaded hole 4, the sealing inclined plane 8 of the sealing rubber ring 6 faces one side of the mill cylinder body 1, the other side of the sealing rubber ring 6 is located in an installation cavity 7 in the sealing compression ring 5, then the nut 9 is installed on the outermost side of the fixing bolt 2, finally the nut 9 is screwed up through a nut wrench, the sealing inclined plane 8, facing one side of the threaded hole 4, of the sealing rubber ring 6 is partially embedded into a gap between the fixing bolt 2 and the threaded hole 4 under the pressure action of the nut 9, and the sealing rubber ring 6 is made of rubber, and when the nut 9 is screwed up, the fact that the sealing inclined plane 8 is embedded into the fixing bolt 2 and the threaded hole 4 can be guaranteed In the gap therebetween.
The utility model discloses simple structure, simple to operate, the leakproofness is good, can prevent effectively that autogenous mill operation in-process from, the phenomenon of 4 hourglass thick liquid of autogenous mill screw holes appear, has reduced the shut down maintenance number of times of mill, has reduced the plant maintenance cost, has improved production efficiency, and sealed clamping ring 5 still can play the guard action to sealing rubber circle 6 simultaneously, prevents that nut 9 direct crimping from having prolonged sealing rubber circle 6's life on sealing rubber circle 6.
The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations may be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (4)
1. A novel sealing structure for a fixing bolt of a grinding machine comprises a grinding machine barrel body (1), the fixing bolt (2), a nut (9) and a sealing structure (3), and is characterized in that the grinding machine barrel body (1) is provided with a threaded hole (4) matched with the fixing bolt (2), one end of the fixing bolt (2) is detachably installed in the threaded hole (4), the threaded hole (4) is in threaded connection with the fixing bolt (2), the nut (9) is in threaded connection with the other end of the fixing bolt (2), the sealing structure (3) is arranged between the nut (9) and the grinding machine barrel body (1), the sealing structure (3) comprises a sealing clamping ring (5) and a sealing rubber ring (6), the sealing clamping ring (5) is arranged on one side close to the nut (9), and the sealing rubber ring (6) is arranged on one side close to the grinding machine barrel body (1), sealed clamping ring (5) are annular bowl-shaped structure, sealed clamping ring (5) are equipped with one towards one side of sealing rubber circle (6) and install cavity (7), the one end of sealing rubber circle (6) install in installation cavity (7), the other end of sealing rubber circle (6) is equipped with round sealed inclined plane (8).
2. The novel mill fixing bolt sealing structure according to claim 1, characterized in that when the fixing bolt (2) is fixedly installed in the threaded hole (4) on the mill cylinder (1), the sealing inclined surface (8) on one side of the sealing rubber ring (6) is partially embedded in the threaded hole (4), and the portion of the sealing inclined surface (8) embedded in the threaded hole (4) is interfered in the gap between the fixing bolt (2) and the threaded hole (4).
3. The novel mill fixing bolt sealing structure as claimed in claim 1, characterized in that the side of the sealing rubber ring (6) embedded in the mounting cavity (7) has the same contour as the inner wall of the mounting cavity (7).
4. The novel sealing structure for the fixing bolt of the grinding machine is characterized in that the sealing press ring (5) is integrally formed by stainless steel in a stamping mode, and the inner diameters of the sealing press ring (5) and the sealing rubber ring (6) are equal to the outer diameter of the fixing bolt (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021461540.7U CN212899705U (en) | 2020-07-23 | 2020-07-23 | Novel mill fixing bolt seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021461540.7U CN212899705U (en) | 2020-07-23 | 2020-07-23 | Novel mill fixing bolt seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212899705U true CN212899705U (en) | 2021-04-06 |
Family
ID=75291968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021461540.7U Active CN212899705U (en) | 2020-07-23 | 2020-07-23 | Novel mill fixing bolt seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212899705U (en) |
-
2020
- 2020-07-23 CN CN202021461540.7U patent/CN212899705U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201728758U (en) | Pulley gear of multi-wire cutting machine | |
| CN212899705U (en) | Novel mill fixing bolt seal structure | |
| CN203549042U (en) | Safe pull-off valve | |
| CN203272106U (en) | Novel oil leakage preventive booster pump | |
| CN216008864U (en) | Quick-change sealing device for plunger pump and plunger pump | |
| CN213478424U (en) | Inner hexagonal oil pan oil drain plug | |
| CN209239924U (en) | Transformer butterfly valve platen assembling and disassembling device | |
| CN207634039U (en) | A kind of novel planetary wheel construction formula oild chuck | |
| CN217568217U (en) | Domestic RO membrane fast-assembling membrane shell | |
| CN202418188U (en) | Radial high-pressure stop nut | |
| CN217865817U (en) | Automatic pressure relief bottle cap | |
| CN217598233U (en) | Anti-cracking riveting structure of automobile hub | |
| CN201943948U (en) | Sealed and combined pressure relief device of direct-driving screw pump | |
| CN201193747Y (en) | Connecting seal assembly | |
| CN214128290U (en) | Food processing machine | |
| CN208547536U (en) | A kind of pressure testing tooling of multi-orifice devices | |
| CN203109563U (en) | Tool for online assembly of oil seal at gear chamber cover of diesel engine | |
| CN210118246U (en) | Pull rod for reciprocating plunger pump | |
| CN211599647U (en) | Shaft head sealing structure of pressure equalizing and discharging valve | |
| CN203532261U (en) | Oil separating system of air compressor | |
| CN221292834U (en) | High-pressure tire inflation and deflation structure | |
| CN210034393U (en) | Divide gas tank with built-in sealing connection subassembly | |
| CN218717455U (en) | Pump case, water pump seal structure and prevent water pump of excessive compression of sealing member | |
| CN208565222U (en) | A kind of cylinder nut of novel hydraulic bending machine | |
| CN220828521U (en) | Inflatable mechanical sealing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |