CN215256626U

CN215256626U - Bearing box heat abstractor in fan transmission group

Info

Publication number: CN215256626U
Application number: CN202120623310.4U
Authority: CN
Inventors: 孙蛟; 赵如华; 赵金丹; 高新远; 张小磊; 尹广蓉; 冯新维; 胡二娟; 谷坤坤; 李新峰; 秦绍东
Original assignee: Xinxiang Simo Blower Co ltd
Current assignee: Xinxiang Simo Blower Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-12-21
Anticipated expiration: 2031-03-29

Abstract

The utility model discloses a bearing box heat abstractor in fan transmission group relates to mechanical equipment technical field. The utility model discloses a main shaft cup joints on the outer peripheral face at main shaft middle part and is fixed with the axle sleeve, and the outside of axle sleeve is provided with the bearing box, the equal fixedly connected with bearing housing in both ends of bearing box. The utility model discloses a design the cross section of bearing box for the shape of bouffant unevenness to increase the heat radiating area of bearing box, and be connected with the stirring subassembly through rotating on the outer peripheral face of axle sleeve, utilize the main shaft to drive the axle sleeve and rotate, the axle sleeve drives the stirring subassembly and rotates, and the stirring subassembly is to the lubricating oil stirring, and the cooling of lubricating oil has accelerated, has solved the slow problem of bearing box heat abstractor heat dissipation efficiency low and lubricating oil cooling in the current fan transmission group.

Description

Bearing box heat abstractor in fan transmission group

Technical Field

The utility model belongs to the technical field of mechanical equipment, especially, relate to a bearing box heat abstractor in fan transmission group.

Background

The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator. Fans are widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and for ventilation and draught of boilers and industrial furnaces and kilns; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grain, wind tunnel wind source and air cushion boat inflating and propelling. The fan is a rotating machine, and a transmission set of the fan mainly comprises a bearing, a bearing box, a main shaft and other parts; the stable operation of the transmission set is crucial to the operation of the fan, and most importantly, the normal operation temperature of the bearing of the fan is ensured, but the existing fan transmission set still has the following disadvantages in practical use:

in the actual use process of the existing fan transmission set, the contact area between lubricating oil in the bearing box and outside air is small, so that the heat dissipation capability is poor;

therefore, the existing heat dissipation device for the bearing box in the fan transmission set cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing box heat abstractor in fan transmission group, through the cross section design with the bearing box for the shape of bouffant unevenness, thereby increase the heat radiating area of bearing box, and be connected with the stirring subassembly through rotating on the outer peripheral face of axle sleeve, utilize the main shaft to drive the axle sleeve and rotate, the axle sleeve drives the stirring subassembly and rotates, the stirring subassembly stirs lubricating oil, lubricating oil's cooling with higher speed, the problem that bearing box heat abstractor heat dissipation efficiency is low and lubricating oil cooling is slow in having solved current fan transmission group.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a bearing box heat abstractor in fan transmission group, including the main shaft, be convenient for be connected with outside power device, cup joint on the outer peripheral face at main shaft middle part and be fixed with the axle sleeve, be convenient for protect the main shaft, and the outside of axle sleeve is provided with the bearing box, the storage of the lubricating oil of being convenient for, the equal fixedly connected with bearing housing in both ends of bearing box is convenient for protect two bearings.

Furthermore, the outer peripheral surfaces of the two ends of the main shaft are respectively fixedly sleeved with a first bearing and a second bearing, so that power is conveniently transmitted, and the first bearing and the second bearing are respectively embedded into the inner sides of the bearing sleeves at the corresponding positions.

Furthermore, six engaging lugs of equal angle fixedly connected with of equal ring shape in both ends of axle sleeve outer peripheral face are convenient for stir placing of subassembly, and all rotate between two arbitrary relative engaging lugs in axle sleeve both ends and are connected with and stir the subassembly, are convenient for stir lubricating oil.

Further, mix the subassembly and include pivot and six bar plates, the both ends of pivot are rotated respectively and are embedded into the engaging lug inboard that corresponds position department, the installation of the bar plate of being convenient for, six the bar plate is angle fixed connection such as annular on the outer peripheral face of pivot, and the flow of being convenient for utilize lubricating oil drives the pivot and rotates.

Further, the bottom fixedly connected with supporting seat of bearing box outer peripheral face is convenient for support the bearing box, and the middle part of a lateral wall of supporting seat runs through the fixedly connected with drain pipe, the output of the lubricating oil of being convenient for, the drain pipe runs through to the inboard of bearing box, the central point at bearing box outer peripheral face top puts the department and runs through fixedly connected with feed liquor pipe, the input of the lubricating oil of being convenient for.

Furthermore, two equal detachable fixedly connected with bearing cap on the lateral wall that the bearing housing deviates from each other, the installation and the dismantlement of two bearings of being convenient for, two the equal fixedly connected with fixing base in bottom of bearing housing is convenient for fix bearing housing and external device.

The utility model discloses following beneficial effect has:

1. the utility model discloses a design the cross section of bearing box for the shape of bouffant unevenness to increase the heat radiating area of bearing box, improved the heat-sinking capability of integrated device.

2. The utility model discloses a rotate on the outer peripheral face of axle sleeve and be connected with the subassembly of stirring, utilize the main shaft to drive the axle sleeve and rotate, the axle sleeve drives the subassembly of stirring and rotates, and the subassembly of stirring is to the lubricating oil stirring, and the cooling of lubricating oil is avoided the bearing box in the high temperature to cause certain trouble with higher speed.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a middle bearing housing of the present invention;

FIG. 3 is an exploded view of the joint of the spindle and the sleeve according to the present invention;

fig. 4 is a schematic structural view of the stirring assembly of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

110. a main shaft; 111. a first bearing; 112. a second bearing; 120. a shaft sleeve; 121. connecting lugs; 122. an agitation assembly; 1221. a rotating shaft; 1222. a strip plate; 130. a bearing housing; 131. a supporting seat; 132. a liquid outlet pipe; 133. a liquid inlet pipe; 140. a bearing housing; 141. a bearing cap; 142. a fixed seat.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Please refer to fig. 1, the utility model relates to a bearing box heat abstractor in fan transmission group, including main shaft 110, be used for being connected with outside power device, cup joint on the outer peripheral face at main shaft 110 middle part and be fixed with axle sleeve 120, be used for protecting main shaft 110, and the outside of axle sleeve 120 is provided with bearing box 130, be used for the storage of lubricating oil, the equal fixedly connected with bearing housing 140 in both ends of bearing box 130, be used for protecting two bearings, equal detachable fixedly connected with bearing cap 141 on the lateral wall that two bearing housing 140 deviate from each other, be used for making things convenient for the installation and the dismantlement of two bearings, the equal fixedly connected with fixing base 142 in bottom of two bearing housing 140, be used for conveniently fixed bearing housing 140 and external device.

As shown in fig. 3-4, a first bearing 111 and a second bearing 112 are respectively fixed on the outer peripheral surfaces of two ends of the main shaft 110 in a sleeved manner, and the first bearing 111 and the second bearing 112 are respectively embedded into the inner sides of the bearing sleeves 140 at corresponding positions, so that the main shaft 110 is connected with a power device of an external unit, in the process that the external power device drives the main shaft 110 to rotate, the main shaft 110 drives the first bearing 111 and the second bearing 112 to rotate, two ends of the outer peripheral surface of the shaft sleeve 120 are respectively and annularly and equiangularly fixedly connected with six connecting lugs 121, and a stirring assembly 122 is rotatably connected between any two opposite connecting lugs 121 at two ends of the shaft sleeve 120, in the process that the external power device drives the main shaft 110 to rotate, the main shaft 110 drives the shaft sleeve 120 to rotate, the rotation of the shaft sleeve 120 drives the stirring assembly 122 rotatably connected on the outer peripheral surface through the connecting lugs 121 equiangularly and the like to rotate, the stirring assembly 122 includes a rotating shaft 1221 and six strip-shaped plates 1222, the engaging lug 121 that the embedding corresponds position department is rotated respectively inboard at the both ends of pivot 1221, six strip bars 1222 be the annular on equal angle fixed connection in pivot 1221's the outer peripheral face, stir subassembly 122 and rotate the lubricating oil stirring to the bearing box 130 in-process, because be connected for rotating between pivot 1221 and the engaging lug 121, consequently the flow of lubricating oil drives pivot 1221 through fixed connection strip bars 1222 on the pivot 1221 outer peripheral face and rotates to lubricating oil's cooling with higher speed.

Wherein as shown in fig. 2, the bottom fixedly connected with supporting seat 131 of bearing box 130 outer peripheral face, and the middle part of a lateral wall of supporting seat 131 runs through fixedly connected with drain pipe 132, drain pipe 132 runs through to the inboard of bearing box 130, the central point department at bearing box 130 outer peripheral face top runs through fixedly connected with feed liquor pipe 133, when the lubricating oil in the bearing box 130 needs to be changed, open the seal of drain pipe 132, pour out the lubricating oil in the bearing box 130, seal drain pipe 132 after the completion, open the seal of feed liquor pipe 133, pour into bearing box 130 with new lubricating oil in, through designing bearing box 130 into unevenness's shape, the heat radiating area of bearing box 130 has been increased simultaneously.

The working principle is as follows: the main shaft 110 is connected with a power device of an external unit, the main shaft 110 drives the shaft sleeve 120 to rotate when the external power device drives the main shaft 110 to rotate, the rotation of the shaft sleeve 120 drives the stirring component 122 which is connected with the outer peripheral surface through the equal-angle rotation of the connecting lug 121 to rotate, the stirring component 122 stirs lubricating oil in the bearing box 130 in the rotating process, the rotating shaft 1221 is rotatably connected with the connecting lug 121, so that the lubricating oil flows to drive the rotating shaft 1221 to rotate through the strip-shaped plate 1222 which is fixedly connected with the outer peripheral surface of the rotating shaft 1221, the cooling of the lubricating oil is accelerated, and meanwhile, the bearing box 130 is designed into an uneven shape, so that the heat dissipation area of the bearing box 130 is increased.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims

1. The utility model provides a bearing box heat abstractor in fan transmission group, includes main shaft (110), its characterized in that: the outer peripheral face of the middle of the main shaft (110) is fixedly sleeved with a shaft sleeve (120), a bearing box (130) is arranged on the outer side of the shaft sleeve (120), and bearing sleeves (140) are fixedly connected to two ends of the bearing box (130).

2. The heat dissipation device for the bearing box in the fan transmission set as claimed in claim 1, wherein the first bearing (111) and the second bearing (112) are respectively fixed on the outer peripheral surfaces of the two ends of the main shaft (110) in a sleeved manner, and the first bearing (111) and the second bearing (112) are respectively embedded into the inner sides of the bearing sleeves (140) at the corresponding positions.

3. The heat dissipation device for the bearing box in the fan transmission set as claimed in claim 1, wherein six engaging lugs (121) are fixedly connected to two ends of the outer circumferential surface of the shaft sleeve (120) at equal angles in an annular shape, and an agitation assembly (122) is rotatably connected between any two opposing engaging lugs (121) at two ends of the shaft sleeve (120).

4. The heat dissipation device for the bearing box in the fan transmission set as claimed in claim 3, wherein the stirring assembly (122) comprises a rotating shaft (1221) and six strip-shaped plates (1222), two ends of the rotating shaft (1221) are respectively and rotatably embedded into the inner sides of the connecting lugs (121) at corresponding positions, and the six strip-shaped plates (1222) are annularly and equiangularly fixedly connected to the outer peripheral surface of the rotating shaft (1221).

5. The heat dissipation device for the bearing box in the fan transmission set as claimed in claim 1, wherein a support seat (131) is fixedly connected to the bottom of the outer circumferential surface of the bearing box (130), a liquid outlet pipe (132) is fixedly connected to the middle of one side wall of the support seat (131) in a penetrating manner, the liquid outlet pipe (132) penetrates to the inner side of the bearing box (130), and a liquid inlet pipe (133) penetrates and is fixedly connected to the center of the top of the outer circumferential surface of the bearing box (130).

6. The heat dissipation device for the bearing box in the fan transmission set according to claim 1, wherein the two bearing sleeves (140) are detachably and fixedly connected with bearing covers (141) on the side walls which are away from each other, and the bottoms of the two bearing sleeves (140) are fixedly connected with fixing seats (142).