CN218454892U - Rolling bearing with auxiliary heat dissipation and lubrication functions - Google Patents

Abstract

The utility model discloses a antifriction bearing with supplementary heat dissipation and lubricating function, including the bearing inner race, the cover is equipped with the bearing inner race in the bearing inner race, be equipped with the holder between bearing inner race and the bearing inner race, be equipped with a plurality of balls on the holder, be equipped with a plurality of storage chambeies on the holder, the bearing inner race is equipped with the subassembly that admits air. The utility model discloses in when pivot pivoted, just can make bearing inner race and holder rotate, when bearing inner race pivoted, just can make the air current around the bearing inner race enter into the air intake from the air guide piece thereupon, then the air current can be cooled down to the guide plate, the venthole exhaust air current of bearing inner race can be followed to the air current simultaneously, just so can make the heat of guide plate obtain handling, can make the heat of bearing inner race simultaneously obtain handling thereupon, further heat that has reduced the bearing, the indirect life who has prolonged the bearing.

Description

Rolling bearing with auxiliary heat dissipation and lubrication functions

Technical Field

The utility model relates to a antifriction bearing technical field, more specifically says, this utility relates to a antifriction bearing with supplementary heat dissipation and lubricating function.

Background

The rolling bearing is a precise mechanical element which changes sliding friction between a running shaft and a shaft seat into rolling friction so as to reduce friction loss, and generally comprises an inner ring, an outer ring, a rolling body and a retainer, wherein the inner ring is used for being matched with the shaft and rotating together with the shaft; the outer ring is matched with the bearing seat to play a supporting role; the rolling bodies are uniformly distributed between the inner ring and the outer ring by virtue of the retainer, and the shape, size and number of the rolling bodies directly influence the service performance and service life of the rolling bearing; the cage enables the rolling bodies to be uniformly distributed and guides the rolling bodies to rotate for lubrication, the rolling bearing is an important part in modern mechanical equipment, the conventional rolling bearing comprises an outer ring and an inner ring which are concentrically arranged, the rolling bodies are arranged between the outer ring and the inner ring, and the rolling bearing also comprises the cage for isolating the rolling bodies and guiding and keeping the rolling bodies in the bearing.

Because of the narrow mounting position of antifriction bearing holder, the bearing long-term operation, inside can produce a large amount of heats, and the heat is difficult to the effluvium, leads to the bearing to burn out the card because of the high temperature and dies to reduce bearing life.

Therefore, we propose a rolling bearing with auxiliary heat dissipation and lubrication functions to solve the above problems.

Disclosure of Invention

In order to overcome the above-mentioned defects in the prior art, embodiments of the present invention provide a rolling bearing with auxiliary heat dissipation and lubrication functions to solve the problems mentioned in the above background art.

In order to achieve the above purpose, the utility model provides the following technical scheme: a rolling bearing with auxiliary heat dissipation and lubrication functions comprises a bearing inner ring, wherein a bearing outer ring is sleeved on the bearing inner ring, a retainer is arranged between the bearing outer ring and the bearing inner ring, a plurality of balls are arranged on the retainer, and a plurality of storage cavities are arranged on the retainer;

the bearing inner ring is provided with an air inlet assembly, one side of the bearing inner ring is provided with two heat conduction assemblies, and the two heat conduction assemblies are respectively and rotatably connected with the bearing inner ring and the bearing outer ring;

the holder is connected with two conduction assemblies which are respectively connected with two heat conduction assemblies;

a plurality of balls are connected with a fixing assembly, and one end of each fixing assembly is connected with a flow guide assembly;

the output ends of the plurality of flow guide assemblies are respectively positioned at the outer sides of the plurality of balls.

In the device, when the rotating shaft rotates, the bearing inner ring and the retainer can rotate, when the bearing inner ring rotates, airflow around the bearing inner ring can enter the air inlet from the air guide block, then the airflow can cool the air guide plate, and meanwhile the airflow can discharge the airflow from the air outlet hole in the bearing inner ring, so that the heat of the air guide plate can be processed, and meanwhile, the heat on the bearing inner ring can be processed, so that the heat of the bearing is further reduced, the service life of the bearing is indirectly prolonged, the heat on the bearing outer ring can be transferred to the heat dissipation ring by the heat dissipation rod, the heat on the heat dissipation ring can be transferred to the heat conduction ring, and under the assistance of the rotating ring and the connecting ring, so that the heat on the bearing outer ring can be further processed, under the assistance of the bearing inner ring, the heat can be transferred to the rotating rod, the heat on the bearing is further reduced, the service life of the bearing is indirectly prolonged, when the retainer rotates, lubricating fluid enters the centrifugal force, the heat on the bearing outer ring is further reduced, the lubricating fluid on the feeding pipe, and the lubricating fluid on the feeding hopper is further reduced, and the lubricating fluid can be placed in the lubricating fluid, so that the lubricating fluid can be further reduced.

In a preferred embodiment, the air inlet assembly includes a plurality of air inlets disposed on the bearing inner ring, a plurality of air guide blocks are fixedly connected to a side wall of the bearing inner ring, the air guide blocks are respectively communicated with the plurality of air inlets, a plurality of guide plates are disposed in the bearing inner ring, and a plurality of air outlets are disposed on the bearing inner ring.

In a preferred embodiment, the heat conducting assembly comprises a heat conducting ring arranged on one side of the bearing inner ring, two connecting rings are fixedly connected to the side wall of the heat conducting ring, rotating rings are fixedly connected to the two connecting rings, rotating grooves are formed in the bearing inner ring and the bearing outer ring, and the two rotating rings are respectively and rotatably connected with the two rotating grooves.

In a preferred embodiment, a plurality of the flow deflectors are fixedly connected with one of the rotating rings respectively, flow guide grooves are formed in the plurality of the flow deflectors, heat conducting adhesive tapes are fixedly connected to inner bottom portions of the plurality of the flow guide grooves, and the plurality of the flow deflectors are obliquely arranged.

In a preferred embodiment, the heat conduction ring is composed of a graphene plate, a heat conduction copper sheet and a heat conduction silica gel sheet, the heat conduction copper sheet is located between the heat conduction silica gel sheet and the graphene plate, and the heat conduction copper sheet is fixedly connected with the heat conduction silica gel sheet and the graphene plate respectively.

In a preferred embodiment, the conduction assembly comprises a plurality of fixing blocks fixedly connected to the retainer, a plurality of heat dissipation rods penetrate through the fixing blocks, one end of each of the heat dissipation rods is fixedly connected with the same heat dissipation ring, and the side wall of each heat dissipation ring is in contact with the side wall of the corresponding heat conduction ring.

In a preferred embodiment, the fixing assembly comprises two fixing rods fixedly connected to the inner side wall of the ball, one end of each fixing rod is fixedly connected with the same conveying pipe, and the input end of each conveying pipe is fixedly connected with the feed hopper.

In a preferred embodiment, the diversion assembly comprises two diversion pipes fixedly connected to the output end of the conveying pipe, two diversion pipes are respectively provided with a diversion cavity, the diameter of the output end of the diversion cavity is smaller than that of the input end of the diversion cavity, a sealing ring is arranged at the joint of each diversion pipe and each ball, and the balls are filled with lubricant.

In a preferred embodiment, the heat dissipation rod is filled with a cooling liquid, a heat conduction block is fixedly connected to the inner side wall of the heat dissipation rod, a partition plate is fixedly connected to the inner side wall of the heat dissipation rod, and the partition plate is located on one side of the heat conduction block.

This practical technological effect and advantage:

1. when the rotating shaft rotates, the bearing inner ring and the retainer can rotate, when the bearing inner ring rotates, airflow around the bearing inner ring can enter the air inlet from the air guide block, then the airflow can cool the guide plate, and meanwhile the airflow can be discharged from the air outlet hole in the bearing inner ring, so that heat of the guide plate can be treated, meanwhile, the heat on the bearing inner ring can be treated, the heat of the bearing is further reduced, and the service life of the bearing is indirectly prolonged.

2. The heat dissipation rod can enable heat on the bearing outer ring to be transferred to the heat dissipation ring, the heat on the heat dissipation ring can be transferred to the heat conduction ring, the heat conduction ring is arranged under the assistance of the rotating ring and the connecting ring, so that the heat on the bearing outer ring can be further processed, the heat on the bearing inner ring can be further transferred to the rotating rod under the assistance of the bearing inner ring, the heat on the bearing is further reduced, and the service life of the bearing is indirectly prolonged.

3. When the retainer rotates, the ball rotates along with the retainer, lubricating liquid enters the conveying pipe along with the retainer from the feed hopper, under the assistance of centrifugal force, the lubricating liquid can be added at the joint of the ball and the bearing outer ring, the friction force between the ball and the bearing outer ring is further reduced, meanwhile, the lubricating liquid can be placed in the storage cavity on the retainer, the friction force between the ball and the bearing outer ring can be further reduced, the heat of the device can be reduced, and the service life of the device is further prolonged.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of a first perspective structure of the present invention;

FIG. 3 is a schematic view of the connection structure in partial section according to the present invention;

FIG. 4 is a schematic view of a partially enlarged connection structure at A in the present application;

FIG. 5 is a schematic view of a first partial disconnect structure in the present application;

FIG. 6 is a second partially exploded view of the connection structure of the present invention;

FIG. 7 is a schematic view of a heat conduction ring according to the present invention;

FIG. 8 is a third partially exploded view of the present invention;

FIG. 9 is a schematic view of a side view connection structure of a baffle according to the present invention;

FIG. 10 is an exploded view of the present invention;

FIG. 11 is a side view of FIG. 10;

FIG. 12 is a partially exploded view of the present invention;

FIG. 13 is a side view of FIG. 12;

FIG. 14 is a schematic view of the internal connection structure of the heat-dissipating rod according to the present invention;

fig. 15 is a schematic view of the internal connection structure of the ball in the present invention.

The reference signs are: 1 bearing inner ring, 2 retainer, 3 balls, 4 bearing outer rings, 5 air outlet holes, 6 air guide blocks, 7 guide plates, 701 guide grooves, 702 heat conduction adhesive tape, 8 heat conduction rings, 801 graphene plate, 802 heat conduction copper sheets, 803 heat conduction silica gel sheets, 9 connecting rings, 10 rotating grooves, 11 rotating rings, 12 heat dissipation rings, 13 heat dissipation rods, 1301 cooling liquid, 1302 heat conduction blocks, 1303 partition plates, 14 fixing blocks, 15 air inlets, 16 fixing rods, 17 conveying pipes, 18 feed hoppers, 19 guide pipes, 20 guide cavities, 21 sealing rings and 22 storage cavities.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by persons skilled in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.

Referring to fig. 1-15, a rolling bearing with auxiliary heat dissipation and lubrication functions comprises a bearing inner ring 1, wherein the bearing inner ring 1 is provided with a plurality of air inlets 15, and a plurality of air guide blocks 6 are fixedly connected to the side wall of the bearing inner ring 1, and particularly, the plurality of air guide blocks 6 are respectively communicated with the air inlets 15, and the plurality of air guide blocks 6 are provided with openings, so that when the bearing inner ring 1 rotates, external air flow can enter the bearing inner ring 1 from the air guide blocks 6, and the bearing inner ring 1 is provided with a plurality of air outlet holes 5, so that the air flow can pass through the bearing inner ring 1, further, a flow guide plate 7 in the bearing inner ring 1 can dissipate heat, and particularly, the air guide blocks 6 are obliquely arranged, therefore, the air flow can better enter the bearing inner ring 1, and particularly, the quantity of the guide plates 7 is consistent with that of the air guide blocks 6, the guide plates 7 are positioned on one sides of the air guide blocks 6, meanwhile, when the air flow enters the bearing inner ring 1 from the air guide blocks 6, the guide plates 7 can be cooled accordingly, meanwhile, a plurality of guide grooves 701 are formed in the guide plates 7, heat-conducting adhesive tapes 702 are fixedly connected to the inner bottoms of the guide grooves 701, when the air flow passes through the guide grooves 701, the heat-radiating effect of the air flow and the guide plates 7 can be better, the heat-radiating effect of the guide plates 7 can be further improved by the heat-conducting adhesive tapes 702, the heat-radiating effect of the bearing can be better, and the service life of the bearing is further prolonged.

Meanwhile, the bearing outer ring 4 is sleeved on the bearing inner ring 1, the retainer 2 is arranged between the bearing outer ring 4 and the bearing inner ring 1, and particularly, the retainer 2 is composed of two retaining rings, a storage cavity 22 is formed in the two retaining rings, and the storage cavity 22 can be filled with a lubricant, so that when the retainer 2 rotates, the lubricant can be continuously contacted with the ball 3 and the bearing outer ring 4, the friction force between the ball 3 and the bearing outer ring 4 can be further reduced, the lubricating property between the ball 3 and the bearing outer ring 4 is improved, the heat generated between the ball 3 and the bearing outer ring 4 is indirectly reduced, the integral heat of the bearing is reduced, and the service life of the bearing is further prolonged.

Particularly, the balls 3 are arranged on the retainer 2, the bearing outer ring 4 and the bearing inner ring 1 are respectively provided with a groove, the balls 3 are respectively arranged on the bearing outer ring 4 and the bearing inner ring 1 to be contacted, the balls 3 can further normally rotate, particularly, the balls 3 are also filled with lubricant, an inner cavity is formed in the balls 3, two fixing rods 16 are fixedly connected to the inner side wall of the inner cavity, one end of each fixing rod 16 is fixedly connected with the same conveying pipe 17, the input end of each conveying pipe 17 is fixedly connected with a feed hopper 18, particularly, the feed hopper 18 can enable the lubricant to better enter the conveying pipes 17, and when the balls 3 rotate, the lubricant can enter the conveying pipes 17.

Particularly, the output end of the delivery pipe 17 is fixedly connected with two flow guide pipes 19, and the two flow guide pipes 19 are respectively communicated with the delivery pipe 17, but both flow guide pipes 19 are provided with flow guide cavities 20, and the diameter of the input end of each flow guide cavity 20 is larger than that of the output end of each flow guide cavity 20, so that when lubricating liquid enters the flow guide cavities 20, the lubricating liquid cannot flow out of the flow guide cavities 20 due to the influence of external pressure, but when the ball 3 rotates, the lubricating liquid can be thrown out of the flow guide cavities 20, and because the diameter of the output end of each flow guide cavity 20 is smaller, the condition that the outflow amount of the lubricating liquid is large cannot be caused, and a sealing ring 21 is arranged at the connection part of the flow guide pipes 19 and the ball 3, so that the lubricating liquid can be prevented from flowing out of the ball 3, the ball 3 can be further normally used, particularly, when the lubricating liquid continuously flows out of the ball 3, the contact friction force between the ball 3 and the bearing outer ring 4 can be reduced, the heat generation is further reduced, and the service life of the bearing is prolonged.

In particular, a heat conducting ring 8 is arranged on one side of the bearing inner ring 1, rotating grooves 10 are formed in the bearing inner ring 1 and the bearing outer ring 4, rotating rings 11 are rotatably connected in the rotating grooves 10, the rotating rings 11 can rotate normally under the assistance of the rotating grooves 10, connecting rings 9 are fixedly connected to the two rotating rings 11, one ends of the two connecting rings 9 are respectively connected with the heat conducting ring 8, and particularly, the two rotating rings 11 are respectively fixedly connected with the side walls of a plurality of flow guide plates 7, so that heat on the rotating rings 11 can be directly conducted to the flow guide plates 7, and heat of the bearing can be further reduced.

Particularly, it is noted that the heat conducting ring 8 is composed of a graphene plate 801, a heat conducting copper sheet 802 and a heat conducting silica gel sheet 803, and the heat conducting copper sheet 802 is located between the heat conducting silica gel sheet 803 and the graphene plate 801, so that heat generated by rotation of the bearing can be directly conducted to the graphene plate 801, and the heat on the bearing can be conducted to the outside with the aid of the heat conducting copper plate 802 and the heat conducting silica gel sheet 803, and further the heat dissipation effect of the bearing is better.

Meanwhile, particularly, the holder 2 is fixedly connected with a plurality of fixing blocks 14, the fixing blocks 14 are provided with the heat dissipation rods 13 in a penetrating mode, one end of each of the heat dissipation rods 13 is fixedly connected with the same heat dissipation ring 12, particularly, the side wall of the heat dissipation ring 12 is in contact with the side wall of the heat conduction ring 8, therefore, heat on the bearing can be transmitted to the heat conduction ring 8 through the heat dissipation ring 12, and meanwhile, the heat dissipation rods 13 are not in contact with the balls 3, so that the device can be normally used.

Particularly, the cooling rod 13 is filled with the cooling liquid 1301, one end of the cooling rod 13 is fixedly connected with the heat conduction block 1302, the heat conduction block 1302 is made of copper, and meanwhile, the cooling rod 13 is also made of copper, so that the heat conduction effect of the cooling rod 13 can be improved with the aid of the cooling liquid 1301, and the partition boards 1303 are fixedly connected to the inner side walls of the cooling rod 13, and particularly, the partition boards 1303 are also made of heat conduction materials, so that the cooling effect of the cooling rod 13 on the cooling liquid is better, the cooling effect of the cooling rod 13 is further improved, and the heat dissipation effect of the bearing is indirectly improved.

The utility model discloses in, the staff can install the device in the suitable position in the pivot, when the pivot rotates, just can make bearing inner race 1 and holder 2 rotate, when bearing inner race 1 rotates, just can make the air current around the bearing inner race 1 enter into air intake 15 from air guide block 6 thereupon, just so can make outside air current enter into bearing inner race 1, then the air current can cool down guide plate 7, the air current can be followed the interior venthole 5 exhaust air current of bearing inner race 1 simultaneously, just so can make guide plate 7's heat obtain handling, can make the heat of bearing inner race 1 handle thereupon simultaneously.

Meanwhile, it is particularly noted that the heat dissipation rod 13 can transfer the heat on the bearing outer ring 4 to the heat dissipation ring 12, and the heat on the heat dissipation ring 12 can be transferred to the heat conduction ring 8, and the heat conduction ring 8 is composed of the graphene plate 801, the heat conduction copper sheet 802 and the heat conduction silica gel sheet 803, so that the heat can be transferred to the heat conduction ring 8, and the heat can be transferred to the flow guide plate 7 with the aid of the rotating ring 11 and the connecting ring 9, so that the heat on the bearing outer ring 4 can be further processed, and it is particularly noted that the heat can be transferred to the rotating rod with the aid of the bearing inner ring 1, so as to further reduce the heat on the device.

Meanwhile, when the retainer 2 rotates, the ball 3 rotates along with the rotation of the retainer, and when the ball 3 rotates, the lubricating liquid enters the conveying pipe 17 from the feed hopper 18, and under the assistance of centrifugal force, the lubricating liquid in the flow guide pipe 19 can be thrown out, so that the lubricating liquid can be discharged from the flow guide cavity 20, the lubricating liquid can be added at the joint of the ball 3 and the bearing outer ring 4, the friction force between the ball 3 and the bearing outer ring 4 is further reduced, meanwhile, the lubricating liquid can be placed in the storage cavity 22 on the retainer 2, the friction force between the ball 3 and the bearing outer ring 4 can be further reduced, the heat generation of the device can be reduced, and the service life of the device is further prolonged.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," "connecting," and "connecting" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be directly connected, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed;

secondly, the method comprises the following steps: in the drawings of the embodiments of the present disclosure, only the structures related to the embodiments of the present disclosure are referred to, and other structures may refer to general designs, and in the case of no conflict, the same embodiment and different embodiments of the present disclosure may be combined with each other;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (9)

1. A rolling bearing with auxiliary heat dissipation and lubrication functions is characterized in that; the bearing comprises a bearing inner ring (1), wherein a bearing outer ring (4) is sleeved on the bearing inner ring (1), a retainer (2) is arranged between the bearing outer ring (4) and the bearing inner ring (1), a plurality of balls (3) are arranged on the retainer (2), and a plurality of storage cavities (22) are arranged on the retainer (2);

the bearing inner ring (1) is provided with an air inlet assembly, one side of the bearing inner ring (1) is provided with two heat conduction assemblies, and the two heat conduction assemblies are respectively in rotating connection with the bearing inner ring (1) and the bearing outer ring (4);

the holder (2) is connected with two conduction assemblies which are respectively connected with two heat conduction assemblies;

a plurality of balls (3) are internally connected with a fixing assembly, and one end of each fixing assembly is connected with a flow guide assembly;

the output ends of the guide assemblies are respectively positioned at the outer sides of the balls (3).

2. The rolling bearing with the auxiliary heat dissipation and lubrication functions as claimed in claim 1, wherein: the air inlet assembly comprises a plurality of air inlets (15) formed in the bearing inner ring (1), a plurality of air guide blocks (6) and a plurality of air guide blocks are fixedly connected to the side wall of the bearing inner ring (1), the air guide blocks (6) are communicated with the plurality of air inlets (15) respectively, a plurality of guide plates (7) are arranged in the bearing inner ring (1), and a plurality of air outlet holes (5) are formed in the bearing inner ring (1).

3. The rolling bearing with the auxiliary heat dissipation and lubrication functions as claimed in claim 2, wherein: the heat conduction assembly comprises a heat conduction ring (8) arranged on one side of a bearing inner ring (1), two connection rings (9) are fixedly connected to the side wall of the heat conduction ring (8), two rotary rings (11) are fixedly connected to the connection rings (9), rotary grooves (10) are formed in the bearing inner ring (1) and the bearing outer ring (4), and the rotary rings (11) are rotatably connected with the two rotary grooves (10) respectively.

4. The rolling bearing with the auxiliary heat dissipation and lubrication functions as claimed in claim 3, wherein: the guide plates (7) are fixedly connected with one of the rotating rings (11), the guide grooves (701) are formed in the guide plates (7), heat conducting adhesive tapes (702) are fixedly connected to the inner bottom of the guide grooves (701), and the guide plates (7) are obliquely arranged.

5. The rolling bearing with the auxiliary heat dissipation and lubrication functions as claimed in claim 3, wherein: the heat conduction ring (8) is composed of a graphene board (801), a heat conduction copper sheet (802) and a heat conduction silica gel sheet (803), the heat conduction copper sheet (802) is located between the heat conduction silica gel sheet (803) and the graphene board (801), and the heat conduction copper sheet (802) is fixedly connected with the heat conduction silica gel sheet (803) and the graphene board (801) respectively.

6. The rolling bearing with the auxiliary heat dissipation and lubrication functions as claimed in claim 5, wherein: the conduction subassembly includes polylith fixed block (14), polylith on fixed connection holder (2) all run through on fixed block (14) and be equipped with heat dissipation rod (13), many the same heat dissipation ring (12) of the equal fixedly connected with of one end of heat dissipation rod (13), the lateral wall of heat dissipation ring (12) contacts with the lateral wall of heat conduction ring (8).

7. The rolling bearing with the auxiliary heat dissipation and lubrication functions as claimed in claim 1, wherein: fixed subassembly includes two dead levers (16), two of fixed connection on ball (3) inside wall the same conveyer pipe of one end fixedly connected with (17) of dead lever (16), the input fixedly connected with feeder hopper (18) of conveyer pipe (17).

8. The rolling bearing with the auxiliary heat dissipation and lubrication functions as claimed in claim 7, wherein: the water conservancy diversion subassembly includes two honeycomb ducts of fixed connection in conveyer pipe (17) output, two all be equipped with water conservancy diversion chamber (20) in honeycomb duct (19), and the output diameter ratio of water conservancy diversion chamber (20) is little than the input diameter, two honeycomb duct (19) all are equipped with the sealing ring with the junction of ball (3), it has emollient to fill in ball (3).

9. The rolling bearing with the auxiliary heat dissipation and lubrication functions as claimed in claim 6, wherein: the cooling rod (13) is filled with cooling liquid (1301), the inner side wall of the cooling rod (13) is fixedly connected with a heat conduction block (1302), the inner side wall of the cooling rod (13) is fixedly connected with a partition plate (1303), and the partition plate (1303) is located on one side of the heat conduction block (1302).

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