Motor for heat dissipation of bearing end

Abstract

The utility model relates to the technical field of motors, in particular to a motor for heat dissipation of a bearing end, which comprises a shell, an end cover, a sealing bearing and a shaft rod. An end cover is arranged on one side of the shell, a sealing bearing is fixed to the end cover and the inner wall of the shell in a penetrating mode, a shaft rod is connected into the sealing bearing in a penetrating mode, air in the shell is fed into a copper pipe by starting a gas circulating pump, the back of a semiconductor chilling plate is refrigerated to cool the air passing through the copper pipe, and then the air is sprayed out from an exhaust hole. The air inlet pipe is taken down from the quick-connection three-way pipe, the hexagonal block is rotated by a wrench to drive the worm to rotate, the worm drives the worm gear ring to rotate, the L-shaped rod is driven to be pulled out of the insertion hole, then the end cover is pulled out for overhauling, and the butt joint face of the end cover and the shell is coated with the sealant after overhauling. And then the insertion blocks are inserted into the insertion grooves, and finally the hexagonal blocks are reversely rotated by a wrench to fix the end cover, so that maintenance is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of motors, in particular to a motor used for heat dissipation at a bearing end. Background Art

[0002] An electric motor (commonly known as a "motor") is an electromagnetic device that converts or transmits electrical energy based on the law of electromagnetic induction. It is widely used in mechanical equipment and production processes around us. Existing electric motors still have certain defects when used, such as;

[0003] Existing motors usually dissipate heat through the casing and the fan blades on one side. However, the bearing part at the output end does not have a heat dissipation device. The temperature is relatively high when used for a long time. At the same time, when running in a high temperature environment, the heat dissipation effect is poor only by exchanging air with the outside air through the fan blades. In addition, when the existing motor is damaged, it is troublesome to disassemble and assemble, the efficiency is slow, and it is not convenient to repair. Utility Model Content

[0004] The utility model aims to provide a motor for heat dissipation at the bearing end, so as to solve the problems of poor heat dissipation effect and inconvenience in maintenance of motors currently on the market as mentioned in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a motor for heat dissipation at a bearing end, comprising: a housing, an end cover, a sealed bearing and a shaft;

[0006] An end cover is provided on one side of the shell, and a sealed bearing is fixedly passed through the end cover and the inner wall of the shell, and a shaft rod is passed through and connected in the sealed bearing, and the shaft rod serves as a transmission basis;

[0007] The outer side of the shaft is connected to a rotor, the outer side of the rotor is provided with a stator, the stator is connected to the inner wall of the shell by screws, the outer side of the sealed bearing is connected to a heat dissipation mechanism, the end cover is provided with a fixing mechanism, the heat dissipation mechanism includes: a heat sink, an annular tube, an exhaust hole, an air inlet pipe, a quick-connect three-way pipe, a copper tube, a gas circulation pump, an exhaust pipe, a semiconductor refrigeration sheet and a heat dissipation fan, and the outer side of the sealed bearing is connected to a heat sink.

[0008] Preferably, an annular tube is arranged on the outer side of the heat sink, the annular tube is connected to the inner wall of the end cover by screws, and an exhaust hole is opened on the inner wall of the annular tube.

[0009] Preferably, an air intake pipe is fixedly passed through the end cover and the inner wall of the shell, one end of the air intake pipe is passed through and fixedly passed through the inner wall of the annular tube, and the other end of the air intake pipe is connected to a quick-connect tee pipe, a copper pipe is connected to the top of the quick-connect tee pipe, and the copper pipe is connected to the front of the shell;

[0010] The other end of the copper tube is connected to one side of the gas circulation pump, and the gas circulation pump is connected above the shell. One side of the gas circulation pump close to the copper tube is connected to an exhaust pipe, and the exhaust pipe penetrates and is fixed in the inner wall of the shell.

[0011] Preferably, the front part of the copper tube is connected to a semiconductor refrigeration sheet, the front part of the semiconductor refrigeration sheet is connected to a heat dissipation fan, and the heat dissipation fan is arranged at the front part of the copper tube.

[0012] Preferably, the fixing mechanism includes: a slot, an insert block, an annular groove, a worm ring, a worm, a hexagonal block, an L-shaped through slot, an L-shaped rod and a socket, a slot is opened in the end cover, an insert block is slidably connected in the slot, and the insert block is fixedly connected to one side of the shell.

[0013] Preferably, an annular groove is opened in the inner wall of the end cover, a worm gear ring is rotatably connected in the annular groove, a worm is meshingly connected to the front of the worm gear ring, the worm rotates through the inner wall of the annular groove, and a hexagonal block is connected to the end of the annular groove.

[0014] Preferably, an L-shaped through groove is formed on the outer side of the annular groove, the L-shaped through groove is communicated with the slot, and an L-shaped rod is slidably connected in the L-shaped through groove, and the L-shaped rod is connected to the worm gear ring.

[0015] Preferably, the other end of the L-shaped rod is engaged in a socket, and the socket is provided in the plug block.

[0016] Compared with the prior art, the utility model has the following beneficial effects: by starting the gas circulation pump, the air in the shell is sent into the copper tube, the semiconductor refrigeration plate cools the air passing through the copper tube by cooling the back, and then it is sprayed out from the exhaust hole and blown on the heat sink on the sealed bearing, thereby assisting the heat dissipation of the bearing. By removing the air intake pipe from the quick-connect tee pipe, rotating the hexagonal block with a wrench to drive the worm to rotate, the worm drives the worm wheel ring to rotate, and drives the L-shaped rod to be pulled out from the jack, and then the end cover is pulled out for maintenance. After the maintenance, sealant is applied to the joint surface of the end cover and the shell, and then the plug is inserted into the slot, and finally the hexagonal block is rotated in the opposite direction with a wrench to fix the end cover and the shell, thereby facilitating maintenance. The specific contents are as follows:

[0017] 1. The air in the housing is transported from the exhaust pipe into the copper tube through the gas circulation pump. The heat generated by the front of the semiconductor refrigeration plate is dissipated by the heat dissipation fan. The heat generated by the back of the semiconductor refrigeration plate cools the air passing through the copper tube. The air is then distributed from the three-way pipe to the air inlet pipe, and then enters the annular pipe and is ejected from the exhaust hole and blown onto the heat sink. The heat sink conducts the heat of the sealed bearing, cools the sealed bearing, and then assists in heat dissipation of the bearing.

[0018] 2. Remove the intake pipe from the quick-connect tee by rotating it, use a wrench to rotate the hexagonal block to drive the worm to rotate, the worm drives the worm wheel ring to rotate, and drives the L-shaped rod in the L-shaped groove to slide, pull the L-shaped rod out of the socket, and then pull out the end cover for inspection. After the inspection, apply sealant to the joint surface of the end cover and the shell, then abut the end cover against the shell, insert the plug into the slot, and finally use a wrench to rotate the hexagonal block in the opposite direction to drive the L-shaped rod into the socket to fix the end cover for easy inspection. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the rotor of the utility model;

[0020] Figure 2 This is a schematic diagram of the copper tube of the utility model;

[0021] Figure 3 This is a schematic diagram of the main structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the worm gear ring of the utility model;

[0023] Figure 5 It is a schematic diagram of the end cover of the utility model.

[0024] In the figure: 1. shell; 2. end cover; 3. sealed bearing; 4. shaft; 5. rotor; 6. stator; 7. heat dissipation mechanism; 701. heat sink; 702. annular pipe; 703. exhaust hole; 704. air inlet pipe; 705. quick-connect tee pipe; 706. copper pipe; 707. gas circulation pump; 708. exhaust pipe; 709. semiconductor refrigeration plate; 710. cooling fan; 8. fixing mechanism; 801. slot; 802. plug-in block; 803. annular groove; 804. worm ring; 805. worm; 806. hexagonal block; 807. L-shaped through groove; 808. L-shaped rod; 809. socket. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-Figure 3 , the utility model provides a technical solution: a motor for heat dissipation at the bearing end, comprising: a housing 1, an end cover 2, a sealed bearing 3 and a shaft 4;

[0027] An end cover 2 is provided on one side of the outer shell 1, and a sealed bearing 3 is fixedly passed through the end cover 2 and the inner wall of the outer shell 1, and a shaft rod 4 is connected to the inner wall of the sealed bearing 3, and the shaft rod 4 serves as a transmission basis; a rotor 5 is connected to the outer side of the shaft rod 4, and a stator 6 is provided on the outer side of the rotor 5, and the stator 6 is connected to the inner wall of the outer shell 1 by screws, a heat dissipation mechanism 7 is connected to the outer side of the sealed bearing 3, and a fixing mechanism 8 is provided in the end cover 2, and the heat dissipation mechanism 7 includes: a heat sink 701, an annular tube 702, an exhaust hole 703, an air inlet pipe 704, a quick-connect three-way pipe 705, a copper tube 706, a gas circulation pump 707, an exhaust pipe 708, a semiconductor refrigeration sheet 709 and a heat dissipation fan 710, and a heat sink 701 is connected to the outer side of the sealed bearing 3.

[0028] An annular tube 702 is arranged outside the heat sink 701, and the annular tube 702 is connected to the inner wall of the end cover 2 by screws, and an exhaust hole 703 is opened on the inner wall of the annular tube 702, and an air inlet pipe 704 is fixed through the inner wall of the end cover 2 and the shell 1, and one end of the air inlet pipe 704 is fixed through the inner wall of the annular tube 702, and the other end of the air inlet pipe 704 is connected to a quick-connect tee pipe 705, and a copper pipe 706 is connected to the top of the quick-connect tee pipe 705, and the copper pipe 706 is connected to At the front of the outer shell 1; the other end of the copper tube 706 is connected to one side of the gas circulation pump 707, and the gas circulation pump 707 is connected to the top of the outer shell 1. The side of the gas circulation pump 707 close to the copper tube 706 is connected with an exhaust pipe 708, and the exhaust pipe 708 passes through and is fixed in the inner wall of the outer shell 1. The front of the copper tube 706 is connected to a semiconductor cooling plate 709, and the front of the semiconductor cooling plate 709 is connected to a heat dissipation fan 710, and the heat dissipation fan 710 is arranged at the front of the copper tube 706.

[0029] During specific implementation, the gas circulation pump 707 is started to send the air in the outer shell 1 into the copper tube 706. The semiconductor refrigeration plate 709 cools the air passing through the copper tube 706 through the back, and then enters the annular tube 702 from the air inlet pipe 704 and is ejected from the exhaust hole 703 to blow onto the heat sink 701 on the sealed bearing 3 to cool the sealed bearing 3.

[0030] See also Figure 1 and Figure 3-Figure 5The fixing mechanism 8 includes: a slot 801, an insert block 802, an annular groove 803, a worm ring 804, a worm 805, a hexagonal block 806, an L-shaped through slot 807, an L-shaped rod 808 and a socket 809. The end cover 2 is provided with a slot 801, and the insert block 802 is slidably connected in the slot 801. The insert block 802 is fixedly connected to one side of the housing 1. The inner wall of the end cover 2 is provided with an annular groove 803, and the worm ring 804 is rotatably connected in the annular groove 803. The front of the worm ring 804 A worm 805 is meshingly connected, and the worm 805 penetrates and rotates in the inner wall of the annular groove 803, and a hexagonal block 806 is connected to the end of the annular groove 803. An L-shaped through groove 807 is provided on the outer side of the annular groove 803, and the L-shaped through groove 807 is connected to the slot 801, and an L-shaped rod 808 is slidably connected in the L-shaped through groove 807, and the L-shaped rod 808 is connected to the worm ring 804, and the other end of the L-shaped rod 808 is engaged in the socket 809, and the socket 809 is provided in the plug block 802.

[0031] During the specific implementation, the air intake pipe 704 is removed from the quick-connect tee pipe 705, and the hexagonal block 806 is rotated with a wrench to drive the worm 805 to rotate. The worm 805 drives the worm gear ring 804 to rotate, and drives the L-shaped rod 808 to be pulled out from the socket 809. Then the end cover 2 is pulled out for inspection. After the inspection, sealant is applied to the joint surface of the end cover 2 and the outer shell 1, and then the plug block 802 is inserted into the slot 801. Finally, the hexagonal block 806 is rotated in the opposite direction with a wrench to fix the end cover 2 and.

[0032] To sum up: when using this kind of motor for bearing end heat dissipation, first, fix the device on the device that needs to be driven. After power is turned on, the stator 6 generates a magnetic field, driving the rotor 5 to drive the shaft 4 to rotate in the sealed bearing 3 for driving. At the same time, the gas circulation pump 707 draws out the air in the outer shell 1 for cooling, and blows it onto the heat sink 701 to cool the sealed bearing 3. When the device needs to be repaired, use a wrench to rotate the hexagonal block 806 to pull out the end cover 2 for inspection. After the inspection, apply sealant to the mating surface of the end cover 2 and the outer shell 1, then insert the plug 802 into the slot 801, and finally use a wrench to reversely rotate the hexagonal block 806 to fix it. The content not described in detail in this specification belongs to the existing technology known to professional and technical personnel in this field.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A motor for heat dissipation at a bearing end, comprising: A housing (1), an end cover (2), a sealed bearing (3) and a shaft (4), characterized in that; An end cover (2) is provided on one side of the housing (1); a sealed bearing (3) is fixedly passed through the end cover (2) and the inner wall of the housing (1); and a shaft (4) is passed through and connected to the inside of the sealed bearing (3); The shaft (4) is connected to a rotor (5) on its outer side, the rotor (5) is provided with a stator (6) on its outer side, the stator (6) being connected to the inner wall of the housing (1) by screws, the sealed bearing (3) is connected to a heat dissipation mechanism (7) on its outer side, the end cover (2) is provided with a fixing mechanism (8), the heat dissipation mechanism (7) comprising: a heat sink (701), an annular tube (702), an exhaust hole (703), an air inlet pipe (704), a quick-connect three-way pipe (705), a copper tube (706), a gas circulation pump (707), an exhaust pipe (708), a semiconductor cooling sheet (709) and a heat dissipation fan (710), the sealed bearing (3) is connected to a heat sink (701) on its outer side.

2. A motor for heat dissipation at a bearing end according to claim 1, characterized in that: An annular tube (702) is arranged outside the heat sink (701); the annular tube (702) is connected to the inner wall of the end cover (2) by means of screws; and an exhaust hole (703) is provided on the inner wall of the annular tube (702).

3. A motor for heat dissipation at a bearing end according to claim 1, characterized in that: An air intake pipe (704) is fixedly passed through the inner wall of the end cover (2) and the outer shell (1); one end of the air intake pipe (704) is passed through and fixedly passed through the inner wall of the annular tube (702); and the other end of the air intake pipe (704) is connected to a quick-connect three-way pipe (705); a copper pipe (706) is connected to the top of the quick-connect three-way pipe (705); and the copper pipe (706) is connected to the front of the outer shell (1); The other end of the copper tube (706) is connected to one side of a gas circulation pump (707), and the gas circulation pump (707) is connected to the top of the outer shell (1). The side of the gas circulation pump (707) close to the copper tube (706) is connected to an exhaust pipe (708), and the exhaust pipe (708) passes through and is fixed in the inner wall of the outer shell (1).

4. A motor for heat dissipation at a bearing end according to claim 3, characterized in that: The front of the copper tube (706) is connected to a semiconductor cooling plate (709), the front of the semiconductor cooling plate (709) is connected to a heat dissipation fan (710), and the heat dissipation fan (710) is arranged at the front of the copper tube (706).

5. The motor for heat dissipation at the bearing end according to claim 1, characterized in that: The fixing mechanism (8) comprises: a slot (801), an insert block (802), an annular groove (803), a worm wheel ring (804), a worm (805), a hexagonal block (806), an L-shaped through slot (807), an L-shaped rod (808) and a socket (809); the end cover (2) has a slot (801) formed in it, the slot (801) is slidably connected with the insert block (802), and the insert block (802) is fixedly connected to one side of the housing (1).

6. A motor for heat dissipation at a bearing end according to claim 1, characterized in that: An annular groove (803) is provided in the inner wall of the end cover (2), a worm wheel ring (804) is rotatably connected in the annular groove (803), a worm (805) is meshingly connected at the front of the worm wheel ring (804), the worm (805) penetrates and rotates in the inner wall of the annular groove (803), and a hexagonal block (806) is connected to the end of the annular groove (803).

7. A motor for heat dissipation at a bearing end according to claim 6, characterized in that: An L-shaped through groove (807) is provided on the outer side of the annular groove (803), the L-shaped through groove (807) is communicated with the slot (801), and an L-shaped rod (808) is slidably connected in the L-shaped through groove (807), and the L-shaped rod (808) is connected to the worm wheel ring (804).

8. The motor for heat dissipation at the bearing end according to claim 7, characterized in that: The other end of the L-shaped rod (808) is engaged in the insertion hole (809), and the insertion hole (809) is provided in the insertion block (802).

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