High-temperature-resistant rubber roller
By using a combination of a heat-resistant cylinder sleeve and a thermally conductive spindle body in the rubber roller, and using a cooling connection device and an exhaust device, the high temperature problem caused by poor heat dissipation of the rubber roller is solved, extending its service life and reducing wear.
Patent Information
- Application Number
- CN202421204170.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-30
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-05-30
AI Technical Summary
After long-term use, existing rubber rollers have poor heat dissipation due to internal metal structures, which leads to a rise in temperature, which easily causes heat expansion and wear, and shortens their service life.
A high-temperature resistant rubber roller is designed, which uses a heat-resistant cylinder sleeve and a thermal spindle body to combine, with a cooling connection device and an exhaust device. Cold air is sent into the interior of the thermal spindle body and hot air is discharged, reducing temperature, reducing expansion and wear. .
Effectively reduce the temperature of rubber rollers in high temperature environments, extend their service life, reduce wear and improve overall performance.
Smart Images
Figure CN222335849U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of rubber rollers, and in particular to a high temperature resistant rubber roller. Background Art
[0002] The rubber roller is a precise structure that combines the internal bearing and the shaft head. The transfer or rolling work is completed by rotating the bearings and gears set at both ends of the rubber roller. It is an important component of printers, printing and dyeing machines, screening machines and other machines.
[0003] After long-term use, the existing rubber rollers will gradually increase in temperature when the metal structure inside the rubber rollers cannot dissipate heat well. Long-term high-temperature operation will easily cause the surface of the rubber rollers to expand due to heat, thereby easily aggravating the wear of the rubber rollers. Utility Model Content
[0004] The purpose of the present application is to solve the problems raised in the above background technology, and the present application provides a high temperature resistant rubber roller.
[0005] In order to achieve the above-mentioned purpose, this application specifically adopts the following technical solutions:
[0006] A high-temperature resistant rubber roller comprises a heat-resistant sleeve, the outer side of the heat-resistant sleeve is provided with a wear-resistant protective sleeve, the inner side of the heat-resistant sleeve is provided with a heat-conducting main shaft body, a protective sleeve is welded inside one end of the heat-conducting main shaft body, a second connecting piece is welded inside the other end of the heat-conducting main shaft body, a cylindrical groove body is opened in the middle of the heat-conducting main shaft body, a cooling connection device is provided on the inner side of the protective sleeve, and an exhaust device is provided inside the second connecting piece.
[0007] By adopting the above technical solution, the device can send cold air into the interior of the heat-conducting main shaft through the cooling connection device, and discharge the internal hot air through the exhaust device, so as to cool the entire utility model, thereby realizing the function of long-term operation in a high-temperature environment.
[0008] Furthermore, the cooling connection device includes a first connecting piece fixedly installed on the inner side of the protective sleeve, a first connecting piece is arranged on the side of the first connecting piece away from the heat-conducting main shaft body, a rotating connecting piece is welded on the outer side wall of the connection position between the first connecting piece and the first connecting piece, a circular groove corresponding to the rotating connecting piece is opened on the inner side wall of the first connecting piece, and a cooling pipe is arranged in the middle of the first connecting piece.
[0009] By adopting the above technical solution, the cooling pipe of the device can be connected to the air cooling device, so that the external cold air is blown into the interior of the first connecting air pipe.
[0010] Furthermore, one end of the cooling pipe extends into a cylindrical groove body provided in the heat-conducting main shaft body, and a plurality of through circular through holes are evenly spaced on the side wall extending to the inner side of the heat-conducting main shaft body.
[0011] By adopting the above technical solution, the efficiency of cold air entering the heat-conducting main shaft body is increased.
[0012] Furthermore, a first connecting air pipe is welded inside one end of the first connecting member away from the first connecting member.
[0013] By adopting the above technical solution, the operator can connect to the refrigeration device through the first connecting air pipe, and the cold air can enter the internal circulation through the cooling pipe.
[0014] Furthermore, the exhaust device includes a connecting sleeve fixedly installed inside the second connecting piece, a second connecting piece is provided on the side of the connecting sleeve away from the heat-conducting main shaft body, a rotating connecting piece is welded on the outer wall of the connecting sleeve located at the connection position of the second connecting piece, a circular groove corresponding to the rotating connecting piece is opened on the inner wall of the second connecting piece, and an exhaust pipe is fixedly installed on the inner side of the connecting sleeve.
[0015] By adopting the above technical solution, the second connecting member can rotate relative to the connecting sleeve without affecting the normal installation of the utility model.
[0016] Furthermore, one end of the exhaust pipe extends into a cylindrical groove body provided in the heat-conducting main shaft body, and a plurality of through circular through holes are evenly spaced on the side wall extending to the inner side of the heat-conducting main shaft body.
[0017] By adopting the above technical solution, the exhaust pipe can guide the internal hot air out, so that the hot air is discharged, thereby reducing the temperature inside the heat-conducting main shaft body.
[0018] Furthermore, a second connecting air pipe is welded inside a side of the second connecting member away from the first connecting member.
[0019] By adopting the above technical solution, the internal hot air can be discharged through the second connecting air pipe.
[0020] In summary, the present application includes the following beneficial effects:
[0021] The present application is provided with a cooling connection device and an exhaust device. The cooling connection device can be combined with an external fan to deliver low-temperature indoor air to the interior of the heat-conducting main shaft through the cooling connection device, and the internal hot air is discharged through the exhaust device. The interior of the present application can be cooled, the expansion of the heat-resistant sleeve can be reduced, thereby reducing wear and tear and increasing the overall service life. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] Figure 1 It is a schematic diagram of the overall structure in this application;
[0023] Figure 2 is a cross-sectional view of the overall structure in this application;
[0024] Figure 3 This is a structural breakdown diagram of the position of the first connecting piece in this application;
[0025] Figure 4 This application Figure 2 A magnified view of the structure at point A;
[0026] Figure 5 This application Figure 2 A magnified view of the structure at location B.
[0027] Description of reference numerals:
[0028] 1. First connecting air pipe; 2. First connecting piece; 3. First connecting piece; 4. Protective sleeve; 5. Heat-conducting main shaft body; 6. Heat-resistant sleeve; 7. Wear-resistant protective sleeve; 8. Second connecting piece; 9. Connecting sleeve; 10. Cooling pipeline; 11. Exhaust pipe; 12. Rotating connecting piece; 13. Second connecting piece; 14. Second connecting air pipe. DETAILED DESCRIPTION
[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0030] Example:
[0031] like Figure 1-Figure 5 As shown, the embodiment of the utility model provides: including a heat-resistant sleeve 6, a wear-resistant protective sleeve 7 is sleeved on the outer side of the heat-resistant sleeve 6, a heat-conducting main shaft body 5 is arranged on the inner side of the heat-resistant sleeve 6, and the heat-conducting main shaft body 5 can play a certain supporting role for the heat-resistant sleeve 6 and the wear-resistant protective sleeve 7, a protective sleeve 4 is welded inside one end of the heat-conducting main shaft body 5, and a second connecting piece 8 is welded inside the other end of the heat-conducting main shaft body 5, a cylindrical groove body is opened in the middle of the heat-conducting main shaft body 5, so as to increase the internal heat exchange area, so as to quickly cool down the inside, a cooling connection device is arranged on the inner side of the protective sleeve 4, and an exhaust device is arranged inside the second connecting piece 8;
[0032] The cooling connection device includes a first connecting piece 3 fixedly mounted on the inner side of the protective sleeve 4, a first connecting piece 2 is arranged on the side of the first connecting piece 3 away from the heat-conducting main shaft body 5, a rotating connecting piece 12 is welded on the outer wall of the connection position between the first connecting piece 3 and the first connecting piece 2, a circular groove corresponding to the rotating connecting piece 12 is opened on the inner wall of the first connecting piece 2, the first connecting piece 2 can rotate freely on the side of the first connecting piece 3, a cooling pipe 10 is arranged in the middle of the first connecting piece 3, a first connecting air pipe 1 is welded inside the end of the first connecting piece 2 away from the first connecting piece 3, the operator can connect with the refrigeration device through the first connecting air pipe 1, the cold air can enter the internal circulation through the cooling pipe 10, the cooling pipe 10 can be connected with the air cooling device, so as to blow the cold air from the outside into the inside of the first connecting air pipe 1;
[0033] One end of the cooling pipe 10 extends into the cylindrical groove body provided in the heat-conducting main shaft body 5, and the side wall extending to the inner side of the heat-conducting main shaft body 5 is provided with a plurality of through circular through holes at equal intervals, so as to increase the efficiency of the cold air entering the heat-conducting main shaft body 5;
[0034] The exhaust device includes a connecting sleeve 9 fixedly installed inside the second connecting member 8, a second connecting member 13 is arranged on the side of the connecting sleeve 9 away from the heat-conducting main shaft body 5, a rotating connecting member 12 is welded on the outer wall of the connecting sleeve 9 at the connection position of the second connecting member 13, a circular groove corresponding to the rotating connecting member 12 is opened on the inner wall of the second connecting member 13, an exhaust pipe 11 is fixedly installed on the inner side of the connecting sleeve 9, the second connecting member 13 can rotate freely relative to the connecting sleeve 9 without affecting the normal installation of the utility model, and a second connecting air pipe 14 is welded inside the side of the second connecting member 13 away from the first connecting member 3, and the internal hot air can be discharged through the second connecting air pipe 14;
[0035] One end of the exhaust pipe 11 extends into the cylindrical groove body provided in the heat-conducting main shaft body 5, and a plurality of circular through holes are evenly spaced and provided on the side wall extending to the inner side of the heat-conducting main shaft body 5. The exhaust pipe 11 can guide the hot air inside and discharge the hot air, thereby reducing the temperature inside the heat-conducting main shaft body 5.
[0036] When the utility model is used for a long time and the temperature rises, cold air will enter the cooling pipe 10 through the first connecting air pipe 1, and then be blown into the cylindrical cavity in the middle of the heat-conducting main shaft body 5 through the cooling pipe 10, and then be ejected from the position of the second connecting air pipe 14 arranged inside the second connecting piece 13 through the exhaust pipe 11. The air passes through the through groove opened in the cooling pipe 10, and the cold air can fully cool the inner wall of the heat-conducting main shaft body 5, avoiding the heat-resistant tube sleeve 6 and the wear-resistant protective sleeve 7 from swelling due to high temperature, thereby causing wear on the outside of the wear-resistant protective sleeve 7.
[0037] Working principle: One end of the first connecting piece 3 is rotatably connected to the first connecting piece 2 through the rotating connecting piece 12, and the connecting sleeve 9 is rotatably connected to the second connecting piece 13 through the rotating connecting piece 12. When the first connecting air pipe 1 and the second connecting air pipe 14 are both connected to the device, when the first connecting piece 3 and the connecting sleeve 9 rotate, the first connecting piece 2 and the second connecting piece 13 can remain fixed, which will not affect the connection of the blowing device and the connection of the exhaust device. The installer connects one end of the first connecting air pipe 1 to the blowing device through a hose. When the temperature rises after the utility model is used for a long time, the cold air It will enter the cooling pipe 10 through the first connecting air pipe 1, and then be blown into the cylindrical cavity in the middle of the heat-conducting main shaft body 5 through the cooling pipe 10, and be ejected from the second connecting air pipe 14 arranged inside the second connecting piece 13 through the exhaust pipe 11. After the air enters the heat-conducting main shaft body 5 through the through groove opened in the cooling pipe 10, the cold air can fully exchange heat with the inner wall of the heat-conducting main shaft body 5, and the hot air will be discharged from the second connecting air pipe 14 through the through groove on the side of the exhaust pipe 11, so as to avoid the heat-resistant tube sleeve 6 and the wear-resistant protective sleeve 7 from swelling due to high temperature, thereby causing wear on the outside of the wear-resistant protective sleeve 7.
Claims
1. A high temperature resistant rubber roller, comprising a heat resistant sleeve (6), characterized in that: The outer side of the heat-resistant sleeve (6) is sleeved with a wear-resistant protective sleeve (7), the inner side of the heat-resistant sleeve (6) is provided with a heat-conducting main shaft body (5), one end of the heat-conducting main shaft body (5) is welded with a protective sleeve (4), the other end of the heat-conducting main shaft body (5) is welded with a second connecting piece (8), a cylindrical groove body is opened in the middle of the heat-conducting main shaft body (5), a cooling connection device is provided on the inner side of the protective sleeve (4), and an exhaust device is provided inside the second connecting piece (8).
2. A high temperature resistant rubber roller according to claim 1, characterized in that: The cooling connection device comprises a first connecting piece (3) fixedly mounted on the inner side of a protective sleeve (4); a first connecting piece (2) is arranged on a side of the first connecting piece (3) away from the heat-conducting main shaft (5); a rotating connecting piece (12) is welded to the outer wall of the connection position between the first connecting piece (3) and the first connecting piece (2); a circular groove corresponding to the rotating connecting piece (12) is formed on the inner wall of the first connecting piece (2); and a cooling pipe (10) is arranged in the middle of the first connecting piece (3).
3. A high temperature resistant rubber roller according to claim 2, characterized in that: One end of the cooling pipe (10) extends into a cylindrical groove body provided in the heat-conducting main shaft body (5), and a plurality of through circular through holes are provided at equal intervals on the side wall extending to the inner side of the heat-conducting main shaft body (5).
4. A high temperature resistant rubber roller according to claim 2, characterized in that: A first connecting air pipe (1) is welded inside an end of the first connecting piece (2) away from the first connecting piece (3).
5. The high temperature resistant rubber roller according to claim 1, characterized in that: The exhaust device comprises a connecting sleeve (9) fixedly mounted inside a second connecting member (8); a second connecting member (13) is arranged on a side of the connecting sleeve (9) away from the heat-conducting main shaft body (5); a rotating connecting member (12) is welded to an outer wall of the connecting sleeve (9) at a connection position of the second connecting member (13); a circular groove corresponding to the rotating connecting member (12) is formed on an inner wall of the second connecting member (13); and an exhaust pipe (11) is fixedly mounted on the inner side of the connecting sleeve (9).
6. A high temperature resistant rubber roller according to claim 5, characterized in that: One end of the exhaust pipe (11) extends into a cylindrical groove body provided in the heat-conducting main shaft body (5), and a plurality of through circular through holes are provided at equal intervals on the side wall extending to the inner side of the heat-conducting main shaft body (5).
7. The high temperature resistant rubber roller according to claim 5, characterized in that: A second connecting air pipe (14) is welded inside a side of the second connecting piece (13) away from the first connecting piece (3).