CN208098297U - A kind of knife roller structure for preventing overheat of pulverizer - Google Patents
A kind of knife roller structure for preventing overheat of pulverizer Download PDFInfo
- Publication number
- CN208098297U CN208098297U CN201820244972.9U CN201820244972U CN208098297U CN 208098297 U CN208098297 U CN 208098297U CN 201820244972 U CN201820244972 U CN 201820244972U CN 208098297 U CN208098297 U CN 208098297U
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- China
- Prior art keywords
- roller
- main shaft
- flow path
- helical flow
- shell
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Abstract
The utility model discloses a kind of knife roller structures for preventing overheat of pulverizer, including：The roller being mounted on main shaft and the cutter on roller, the roller includes the roller body being mounted on main shaft and the roller shell set on roller body periphery, helical flow path is equipped between the roller body and roller shell, one end of the main shaft is equipped with the inlet opening being connected to helical flow path, the other end is equipped with the fluid hole being connected to helical flow path, the spire of the helical flow path is equipped with the connecting hole for connecting adjoining spiral runner, the interconnecting piece of the cutter is set on the roller shell being bonded with spire, several rectangle or circular groove are equipped on the roller shell that helical flow path and roller shell phase connect, groove is twist arranged along helical flow path.The purpose of this utility model is to provide a kind of knife roller structure for preventing overheat of pulverizer.
Description
Technical field
The utility model belongs to rubber-producing equipment field, specifically, being related to a kind of knife for preventing overheat of pulverizer
Roll structure.
Background technique
Existing rubber crusher is mostly pulley type pulverizer, is set there are two by the roller being distributed to roller mode, when work
Two rollers rotate under the drive of driving mechanism, and rubber block is crushed when through gap between two rollers by roller, this powder
The squeezing action that the defect of broken machine is subject to when being rubber pulverizing is stronger, and the heat of generation is larger, is easy to cause the solution of rubber molecule
It is poly-, the quality of powdered rubber is influenced, is also easy to lead to the mutual bonding of rubber grain, increases the use of task difficulty and interleaving agent
Amount.
Therefore the knife roller structure to existing pulverizer is needed to improve.
Utility model content
The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a kind of preventing for pulverizer
The knife roller structure of overheat improves the durability and safety of roller.
In order to solve the above technical problems, the utility model is using the basic conception of technical solution：
The knife roller structure for preventing overheat of the pulverizer of the utility model, including：It the roller that is mounted on main shaft and is set to
Cutter on roller, the roller include the roller body being mounted on main shaft and the roller shell set on roller body periphery, the roller
Helical flow path is equipped between cylinder and roller shell, one end of the main shaft is equipped with the inlet opening being connected to helical flow path, the other end
Equipped with the fluid hole being connected to helical flow path, the spire of the helical flow path is equipped with the connection for connecting adjoining spiral runner
The interconnecting piece in hole, the cutter is set on the roller shell being bonded with spire, in the roller shell that helical flow path and roller shell phase connect
It is equipped with several rectangle or circular groove, groove is twist arranged along helical flow path.
In above structure, the helical flow path between roller body and roller shell is connected with cooling medium, so as to by roller shell
And the heat on cutter is taken away, and achievees the purpose that pair roller barrel cools down, so that the durability of roller, and it is excessively high to can be avoided temperature
The case where leading to rubber spontaneous combustion generation improves the safety of roller.By being equipped on the spire of helical flow path by adjacent spiral shell
The connecting hole of eddy flow road connection, can be improved the circulation of medium, improves the performance of heat dissipation, the groove being equipped with is not influencing roller
In the case where the intensity of shell, increases the contact area of cooling medium and roller shell, improve the efficiency of heat dissipation.
Further, the feed liquor nose end of the main shaft is fitted with the first connector, and the inlet opening is connected to main shaft
The shaft end of one end is simultaneously connected to the first connector, and the drain nose end of main shaft is equipped with the second connector, and drainage hole passes through along main shaft
Radial hole connect with the second connector.
In above structure, the first connector and the second connector are the devices for constituting medium circulation flow path, for distinguishing
It is connect with the shaft of rotation.
Further, first connector includes static sealing portion and dynamic sealing portion, and static sealing portion is equipped with stationary seal ring,
Dynamic sealing portion includes the axis connect cylinder being mounted on main shaft, and axis connect cylinder is equipped with the elastic joint part of tubulose, the end of elastic joint part
Portion is equipped with the rotary packing ring cooperated with stationary seal ring, and stationary seal ring and rotary packing ring cooperatively form sealing surface.
In above structure, static sealing portion is not with main axis, and dynamic sealing portion is with main axis, the rotary packing ring in dynamic sealing portion
Form sealing surface with the stationary seal ring of static sealing portion, and elastic joint part is elasticity of compression interconnecting piece, can for rotary packing ring with
Stationary seal ring provides sealed pressure.
Further, second connector includes the box body of internal cavity structures, and axis hole is equipped in the middle part of the box body, main
Axis passes through axis hole and is coupled with box body, and oil sealing component is equipped between the axis hole and main shaft of box body, is additionally provided with drain pipe on box body,
The radial hole of drainage hole is located in box body.
In above structure, the second connector of this structure has high reliablity, the good feature of seal durability.Drainage hole
Radial hole by the effect of centrifugal force, medium flows into box body, then the drain pipe passed through on box body flows out.
Further, axle sleeve is installed, the axle sleeve is coupled with oil sealing component on the main shaft.
Further, the elastic joint part includes corrugated rubber cylinder and the spring in corrugated rubber cylinder.
Further, coaxial sleeve is arranged with outside the stationary seal ring and rotary packing ring.
Further, the area that the helical flow path is contacted with roller shell is 0.6~0.8 times of roller shell internal surface area.
After adopting the above technical scheme, the utility model has the advantages that compared with prior art：
1, the helical flow path between roller body and roller shell is connected with cooling medium, so as to will be on roller shell and cutter
Heat is taken away, and achievees the purpose that pair roller barrel cools down so that the durability of roller, and can be avoided temperature it is excessively high cause rubber from
The case where combustion, occurs, and improves the safety of roller.Adjoining spiral runner is connected by being equipped on the spire of helical flow path
Connecting hole, can be improved the circulation of medium, improve the performance of heat dissipation, the groove being equipped with is not influencing the intensity of roller shell
In the case of, increase the contact area of cooling medium and roller shell, improves the efficiency of heat dissipation.
2, static sealing portion is not with main axis, and dynamic sealing portion is with main axis, the rotary packing ring and static seal in dynamic sealing portion
The stationary seal ring in portion forms sealing surface, and elastic joint part is elasticity of compression interconnecting piece, can be rotary packing ring and stationary seal ring
Sealed pressure is provided.
3, the second connector has high reliablity, the good feature of seal durability；The radial hole of drainage hole passes through centrifugal force
Effect, medium flows into box body, then is flowed out by drain pipe on box body.
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
The a part of attached drawing as the application, is further understood from the utility model for providing, the utility model
Illustrative embodiments and their description for explaining the utility model, but do not constitute improper limits to the present invention.Obviously,
The accompanying drawings in the following description is only some embodiments, to those skilled in the art, is not paying creative labor
Under the premise of dynamic, it can also be obtained according to these attached drawings other accompanying drawings.In the accompanying drawings：
Fig. 1 is the structure chart of rotor；
Fig. 2 is the structure chart of the second connector；
Fig. 3 is the structure chart of elastic joint part.
It should be noted that these attached drawings and verbal description are not intended to limit the design of the utility model in any way
Range, but illustrate the concept of the utility model for those skilled in the art by referring to specific embodiments.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The technical solution in embodiment is clearly and completely described in attached drawing in type embodiment, and following embodiment is for illustrating this
Utility model, but be not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for describing the utility model and simplifying description, rather than the device or element of indication or suggestion meaning must have specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.
For the ordinary skill in the art, can be understood with concrete condition above-mentioned term in the present invention specifically contain
Justice.
Embodiment one：
The knife roller structure for preventing overheat of pulverizer as shown in Figure 1 to Figure 3, including：The roller 1 being mounted on main shaft 3
And the cutter 2 on roller 1, the roller 1 include the roller body 101 that is mounted on main shaft and are set to 101 periphery of roller body
Roller shell 102, be equipped with helical flow path 103 between the roller body 101 and roller shell 102, one end of the main shaft 3 be equipped with
The inlet opening 301 that helical flow path 103 is connected to, the other end are equipped with the fluid hole 302 being connected to helical flow path 103, the spiral flow
The spire in road 103 is equipped with the connecting hole 105 for connecting adjoining spiral runner, and the interconnecting piece of the cutter 2 is set to and spiral
On the roller shell 102 of portion's fitting, roller shell 102 can be fixed on roller body by sunk screw, in helical flow path 103 and roller
The roller shell 102 that shell 102 connects be equipped with several rectangle or circular groove 104, groove 104 along helical flow path twist
Arrangement.
The feed liquor nose end of the main shaft 3 is fitted with the first connector 4, and the inlet opening is connected to 3 one end of main shaft
Shaft end is simultaneously connected to the first connector 4, and the drain nose end of main shaft is equipped with the second connector 5, and drainage hole includes along main shaft radial direction
The radial hole of setting, radial hole lead to the external cylindrical surface of main shaft, and drainage hole passes through radial hole along main shaft and the second connector 5 company
It connects.
First connector 4 includes static sealing portion 41 and dynamic sealing portion 42, and static sealing portion 41 is equipped with stationary seal ring
411, dynamic sealing portion 42 includes the axis connect cylinder 421 being mounted on main shaft 3, and axis connect cylinder 421 is equipped with the elastic joint part of tubulose
422, the end of elastic joint part 422 is equipped with the rotary packing ring 423 cooperated with stationary seal ring 411, stationary seal ring 411 and dynamic sealing
Ring 423 cooperatively forms sealing surface, to prevent medium from leaking out.
Second connector 5 includes the box body 51 of internal cavity structures, is equipped with axis hole 52, main shaft in the middle part of the box body 51
3 pass through axis hole 52 is coupled with box body, and oil sealing component 53 is equipped between the axis hole and main shaft of box body, is additionally provided with drain on box body
The radial hole of pipe 54, drainage hole is located in box body 51.It is higher using the second connector reliability of oil enveloping structure
Axle sleeve 31 is installed, the axle sleeve 31 is coupled with oil sealing component 53, and the axle sleeve being equipped with can on the main shaft 3
Reduce use cost.
The elastic joint part 422 includes corrugated rubber cylinder 4221 and the spring 4222 in corrugated rubber cylinder 4221,
Spring 4222 is butterfly spring or helical spring, can be butterfly spring, this structure is simple, good reliability.The stationary seal ring
411 are arranged with coaxial sleeve 43 outside with rotary packing ring 423, so that stationary seal ring 411 and rotary packing ring 423 cooperate more
It is good, improve the reliability of sealing.The area that the helical flow path 103 is contacted with roller shell 102 is 102 internal surface area of roller shell
0.6~0.8 times, the area that preferably helical flow path 103 is contacted with roller shell 102 is 0.7 times of 102 internal surface area of roller shell,
It can be improved thermal diffusivity with sufficiently large film-cooled heat.
Therefore, the helical flow path between roller body and roller shell is connected with cooling medium, so as to by roller shell and cutter
On heat take away, achieve the purpose that pair roller barrel cools down, so that the durability of roller, and can be avoided that temperature is excessively high to lead to rubber
The case where glue spontaneous combustion, occurs, and improves the safety of roller.By being equipped on the spire of helical flow path by adjoining spiral runner
The connecting hole of connection can be improved the circulation of medium, improve the performance of heat dissipation, and the groove being equipped with is not influencing the strong of roller shell
In the case where degree, increases the contact area of cooling medium and roller shell, improve the efficiency of heat dissipation.
The above is only the preferred embodiment of the utility model, not makees in any form to the utility model
Limitation, although the utility model has been disclosed with preferred embodiment as above, is not intended to limit the utility model, any to be familiar with
The technical staff of this patent is not departing within the scope of technical solutions of the utility model, when the technology contents work using above-mentioned prompt
A little equivalent embodiment changed or be modified to equivalent variations out, but all contents without departing from technical solutions of the utility model,
Any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still belong to
In the range of the utility model.
Claims (8)
1. a kind of knife roller structure for preventing overheat of pulverizer, which is characterized in that including：It is mounted on main shaft（3）On roller（1）
And it is set to roller（1）On cutter（2）, the roller（1）Including the roller body being mounted on main shaft（101）And it is set to roller body
（101）The roller shell of periphery（102）, the roller body（101）With roller shell（102）Between be equipped with helical flow path（103）, described
Main shaft（3）One end be equipped with and helical flow path（103）The inlet opening of connection（301）, the other end is equipped with and helical flow path（103）Even
Logical fluid hole（302）, the helical flow path（103）Spire be equipped with the connecting hole that connects adjoining spiral runner
（105）, the cutter（2）Interconnecting piece be set to the roller shell that is bonded with spire（102）On, in helical flow path（103）With roller
Barrel shell（102）The roller shell to connect（102）It is equipped with several rectangle or circular groove（104）, groove（104）Along spiral flow
Road is twist arranged.
2. the knife roller structure for preventing overheat of pulverizer according to claim 1, which is characterized in that the main shaft（3）'s
Feed liquor nose end is fitted with the first connector（4）, the inlet opening is connected to main shaft（3）The shaft end of one end is simultaneously connect with first
Device（4）Connection, the drain nose end of main shaft are equipped with the second connector（5）, drainage hole connected by radial hole along main shaft and second
Connect device（5）Connection.
3. the knife roller structure for preventing overheat of pulverizer according to claim 2, which is characterized in that first connector
（4）Including static sealing portion（41）And dynamic sealing portion（42）, static sealing portion（41）It is equipped with stationary seal ring（411）, dynamic sealing portion
（42）Including being mounted on main shaft（3）On axis connect cylinder（421）, axis connect cylinder（421）It is equipped with the elastic joint part of tubulose（422）,
Elastic joint part（422）End be equipped with and stationary seal ring（411）The rotary packing ring of cooperation（423）, stationary seal ring（411）With it is dynamic
Sealing ring（423）Cooperatively form sealing surface.
4. the knife roller structure for preventing overheat of pulverizer according to claim 2, which is characterized in that second connector
（5）Box body including internal cavity structures（51）, the box body（51）Middle part is equipped with axis hole（52）, main shaft（3）Across axis hole
（52）It is coupled with box body, oil sealing component is equipped between the axis hole and main shaft of box body（53）, drain pipe is additionally provided on box body
（54）, the radial hole of drainage hole is located at box body（51）It is interior.
5. the knife roller structure for preventing overheat of pulverizer according to claim 2, which is characterized in that the main shaft（3）On
Axle sleeve is installed（31）, the axle sleeve（31）With oil sealing component（53）It is coupled.
6. the knife roller structure for preventing overheat of pulverizer according to claim 3, which is characterized in that the elastic joint part
（422）Including corrugated rubber cylinder（4221）And it is set to corrugated rubber cylinder（4221）Interior spring（4222）.
7. the knife roller structure for preventing overheat of pulverizer according to claim 3, which is characterized in that the stationary seal ring
（411）With rotary packing ring（423）It is arranged with coaxial sleeve outside（43）.
8. the knife roller structure for preventing overheat of pulverizer according to claim 3, which is characterized in that the helical flow path
（103）With roller shell（102）The area of contact is roller shell（102）0.6~0.8 times of internal surface area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820244972.9U CN208098297U (en) | 2018-02-11 | 2018-02-11 | A kind of knife roller structure for preventing overheat of pulverizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820244972.9U CN208098297U (en) | 2018-02-11 | 2018-02-11 | A kind of knife roller structure for preventing overheat of pulverizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208098297U true CN208098297U (en) | 2018-11-16 |
Family
ID=64124165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820244972.9U Expired - Fee Related CN208098297U (en) | 2018-02-11 | 2018-02-11 | A kind of knife roller structure for preventing overheat of pulverizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208098297U (en) |
-
2018
- 2018-02-11 CN CN201820244972.9U patent/CN208098297U/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: 20181116 Termination date: 20220211 |