CN217056271U - Planetary gear case water-cooling structure - Google Patents

Abstract

A water cooling structure of a planetary gear box belongs to the technical field of water cooling structures of gear boxes. The device comprises a water-cooling ring main body, a waterway baffle, an isolation baffle, a flow regulating device and a sealing plate; the water cooling ring main part is the cavity barrel, and both ends are equipped with the closing plate respectively, and the closing plate encircles water cooling ring main part surface arch, and water route baffle interval is provided with a plurality of, and the one end of water route baffle is connected in turn on two closing plates, forms gyration type route on water cooling ring main part surface, and two closing plates are connected respectively at the isolation barrier both ends, and flow regulation device one end is connected the water route baffle, and the adjustable setting of the other end is in gyration type route. The adaptability is stronger to overall structure is simple, and is compact, reduces the gear box inner space and occupies, effectively improves gear box operating efficiency and life-span.

Description

Planetary gear case water-cooling structure

Technical Field

A water cooling structure of a planetary gear box belongs to the technical field of water cooling structures of gear boxes.

Background

The planetary gear box has the advantages of high bearing capacity, high power density and the like, and is widely applied to various industries, and the cooling of the planetary gear box during working is particularly important due to the characteristics of the planetary gear box. The conventional cooling method of the planetary gearbox is to install a water cooling coil, and the water cooling coil has the defects of large occupied space and insufficient space for installing the water cooling coil for some planetary gearboxes with compact structures and small volumes.

Among other current techniques, the general adoption sets up the return form passageway in the planetary gear case, but the external water source of water-cooling structure generally is fixed flow, insert the water-cooling structure after, discharge also can only be fixed, and some planetary gear case not only need unlimited cooling in the operation process, still need certain heat invariable, this has just led to probably water-cooling structure to take away too much heat, the gear box moves undercooling, the lubricating oil flows inadequately, unable adaptation low-speed operation's the condition such as etc., this just needs the flow of adjusting external water source, purchase frequency conversion water pump etc., use cost is high, water-cooling structure suitability is poor, the requirement is harsh, adjust difficulty etc..

Disclosure of Invention

The utility model discloses the technical problem that will solve is: the defects of the prior art are overcome, the structure is more compact, water cooling can be provided for the planetary gearbox, and the planetary gearbox water cooling structure can adapt to various different gearbox operation environments and requirements.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a planetary gear case water-cooling structure which characterized in that: the device comprises a water-cooling ring main body, a waterway baffle, an isolation baffle, a flow regulating device and a sealing plate; the water-cooling ring main part is the cavity barrel, and both ends are equipped with the closing plate respectively, and the closing plate encircles water-cooling ring main part surface arch, and water route baffle interval is provided with a plurality of, and the one end of water route baffle is connected in turn on two closing plates, forms gyration type route at water-cooling ring main part surface, and two closing plates are connected respectively at the isolation barrier both ends, and flow regulator connects on the water route baffle.

When the water cooling device is used, the water cooling structure of the planetary gear box is arranged on the inner wall of the planetary gear box, the shaft of the planetary gear box penetrates through the water cooling ring main body and correspondingly accesses the water inlet and the water outlet from two sides of the isolation baffle respectively, and under the action of the isolation baffle, cooling water flows through the whole water cooling ring main body along the annular passage and then is discharged from the water outlet, and meanwhile, heat is taken away. The sealing rings at the two ends can ensure that cooling water is limited on the surface of the water-cooling ring main body, and water leakage is avoided.

The telescopic length of the flow regulating device at the passage part is regulated through the flow regulating device, the width of a corresponding node of the rotary passage can be changed, and further the flow of the whole passage can be changed; even if the same gearbox needs to increase the cooling power subsequently, part of the flow regulating devices can be retracted, so that the cooling capacity of the cooling structure of the planetary gearbox is increased. The adaptability is stronger to overall structure is simple, and is compact, reduces the gear box inner space and occupies, effectively improves gear box operating efficiency and life-span.

Preferably, the flow regulating device comprises a flow regulating sheet, one end of the flow regulating sheet is provided with a sliding groove, the flow regulating sheet is connected to the waterway baffle plate through a bolt penetrating through the sliding groove, and the other end of the flow regulating sheet is arranged in a rotary type same way.

The flow control piece can slide along the bolt to the realization is flexible in the gyration type passageway for the water route baffle, changes the gyration type passageway that corresponds the node position, and then changes the flow. Through the fastening and the slip of bolt cooperation spout, it is more convenient to use to simple structure is compact.

Further preferably, the sliding groove is arranged along the axial direction of the water-cooling ring main body.

The water route baffle that cooperation water cooling ring main part both ends set up in turn, along the length that the axial slip is flexible be equivalent to the change corresponding water route baffle, and then the width of this node on the change passageway.

Further preferably, the number of the sliding grooves is two, and the bolts correspond to the sliding grooves one to one.

The two sliding grooves are matched with the bolt for fixing more stably, and the radial sliding is avoided

Preferably, the side surface of the sealing plate is provided with a sealing groove.

More preferably, a rubber seal is provided in the seal groove.

The sealing effect can be improved, and water leakage is further avoided.

Preferably, the water cooling ring further comprises a fixing plate, the fixing plate is arranged on one surface, far away from the water cooling ring main body, of any one sealing plate, and the height of the side face of the fixing plate is higher than the height of the protrusion, on the surface of the water cooling ring main body, of the sealing plate.

The fixing plate protruding out of the surface of the water-cooling ring main body can fix the cooling structure of the planetary gear box in the box body of the gear box in a tight clamping or bolt mode and the like.

Further preferably, the fixing plate is provided with a bolt hole axially penetrating through the fixing plate.

Further preferably, a bearing installation cavity is arranged in the middle of the fixing plate.

The bearing support is provided by the gear box water cooling structure, so that the structure is compact, the structural stability is improved, and the space in the gear box is saved. And heat conduction is directly utilized, the cooling effect is easier to control, and the cooling effect is better.

Compared with the prior art, the utility model discloses the beneficial effect who has is: a rotary cooling water passage is formed, and the cooling efficiency of the rotary cooling water passage can be adjusted according to the requirement under the condition that the flow of an external water receiving source is constant; the self structure is compact, and the planetary gearbox is suitable for various different planetary gearboxes; the gearbox has the advantages of simple structure, low manufacturing cost and long service life, and simultaneously greatly prolongs the service life of the gearbox.

Drawings

FIG. 1 is a schematic view of a water cooling structure of a planetary gearbox.

Fig. 2 is a schematic view of a flow regulating sheet structure.

FIG. 3 is a schematic diagram of a method for using a water cooling structure of a planetary gearbox.

Wherein, 1, a water-cooling ring main body; 2. a waterway baffle; 3. an isolation baffle; 4. a flow regulating sheet; 5. sealing plates; 6. a fixing plate; 7. a bearing mounting cavity; 8. a water inlet access point; 9. a water outlet access point; 41. a chute.

Detailed Description

The present invention will be further described with reference to specific embodiments, however, it should be understood by those skilled in the art that the detailed description given herein with reference to the accompanying drawings is for better explanation and the present invention is necessarily limited to these embodiments, and for some equivalents or common means, will not be described in detail herein but still fall within the scope of the present application.

The present invention will be further described with reference to the accompanying drawings 1 to 3.

Referring to the attached figures 1-3: a water cooling structure of a planetary gear box comprises a water cooling ring body 1, a water channel baffle 2, an isolation baffle 3, a flow regulating sheet 4, a sealing plate 5, a fixing plate 6 and a bearing installation cavity 7.

Water-cooling ring main part 1 is the equal open drum in both ends, it all is provided with the flanging to encircle water-cooling ring main part 1 both ends outer wall, and all form closing plate 5 at water-cooling ring main part 1 both ends, be equipped with a plurality of water route baffle 2 on the water-cooling ring main part 1 outer wall, water route baffle 2 sets up along 1 axial of water-cooling ring main part, water route baffle 2 encircles 1 interval of water-cooling ring main part and is provided with a plurality of, the tip of each water route baffle 2 is connected in turn on two closing plate 5, form gyration type passageway on water-cooling ring main part 1 surface. The isolation baffle 3 is arranged in the rotary passage along the axial direction of the water-cooling ring body 1, and the rotary passage is staged so as to form a water inlet end and a water outlet end, and the water inlet access point 8 and the water outlet access point 9 are respectively connected with the water inlet end and the water outlet end of the rotary passage.

In this embodiment, the flow adjusting device is a flow adjusting sheet 4, the flow adjusting sheet 4 is installed on one side of a rotary passage close to a water outlet end, two parallel sliding grooves 41 are formed in one end of the flow adjusting sheet 4, the sliding grooves 41 are arranged along the axial direction of the water cooling ring main body 1, bolt holes corresponding to the sliding grooves 41 are formed in the water path baffle plate 2 connected with the sliding grooves 41, bolts penetrate through the sliding grooves 41 and the bolt holes to be fixedly connected with the flow adjusting sheet 4, through the sliding grooves 41 and the bolts, the flow adjusting sheet 4 can slide in a telescopic mode along the axial direction of the water cooling ring main body 1 on the corresponding water path baffle plate 2, and the other end of the flow adjusting sheet 4 can be inserted into and change the width of the rotary passage at the corresponding position through the telescopic sliding mode.

The side of the sealing plate 5 is provided with a sealing groove, and a rubber sealing ring is arranged in the sealing groove. One end of the water-cooling ring main body 1 is also provided with a fixing plate 6, and the fixing plate 6 is fixed on one surface of the sealing plate 5 far away from the water-cooling ring main body 1; a bolt hole which penetrates through the fixing plate 6 along the axial direction is formed in the fixing plate 6 and is used for fixedly connecting the water-cooling ring main body 1 with a box body of the planetary gear box; and a bearing installation cavity 7 is arranged in the center of the fixed plate 6, and the bearing installation cavity 7 is used for penetrating and fixing a bearing.

When the water cooling structure of the planetary gear box is used, the water cooling structure of the planetary gear box is installed inside the planetary gear box main body 1, the bearing is fixed on the bearing installation cavity 7, the shaft penetrates through the water cooling ring main body 1, the fixing plate 6 is fixedly connected with the box body, the extending length of the flow regulating sheet 4 relative to the water channel baffle 2 is adjusted to adjust the width of a passage, the flow regulating sheet 4 is fixed through the fixing bolts screwed at the end part of the flow regulating sheet 4, the water inlet access point 8 and the water outlet access point 9 on the two sides of the isolation baffle 3 are correspondingly connected into the water inlet and the water outlet from the outer wall of the box body of the planetary gear box respectively, and water from the water inlet flows out of the water outlet after flowing through the whole water cooling structure of the planetary gear box due to the blocking of the isolation baffle 3.

For the planetary gear box which needs a certain operation temperature or needs low-speed high lubrication, namely the extension length of the flow adjusting sheet 4 relative to the waterway baffle 2 is increased before use, so that the width of the corresponding node position on the rotary passage is reduced, the maximum flow of the whole passage is reduced, and the over-low temperature of the gear box caused by the over-high flow of circulating water is avoided. When efficient cooling is required, the sliding grooves 41 of the flow rate adjusting sheets 4 are correspondingly made to slide and retract on the fixing bolts, and then the fixing bolts are tightened, so that the passage is enlarged, the flow rate is increased, and the cooling effect is improved.

The planetary gear case water-cooling knot constitutes an independent structure to can regard as the bearing frame to use, do not occupy planetary gear case box inner space, provide stable effect simultaneously, under the fixed condition of the velocity of flow at external water source, flow control piece 4 can change the width of the specific node of gyration type route and then decide the maximum flow of planetary gear case water-cooling structure surface circulating water, and the suitability is stronger, can be used to multiple current planetary gear case, convenient to use.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims (8)

1. The utility model provides a planetary gear case water-cooling structure which characterized in that: comprises a water-cooling ring body (1), a waterway baffle (2), an isolation baffle (3), a flow regulating device and a sealing plate (5); water-cooling ring main part (1) is the cavity barrel, both ends are equipped with closing plate (5) respectively, closing plate (5) encircle water-cooling ring main part (1) surface arch, water route baffle (2) interval is provided with a plurality of, the one end of water route baffle (2) is connected in turn on two closing plate (5), form gyration type route on water-cooling ring main part (1) surface, two closing plate (5) are connected respectively at barrier (3) both ends, flow regulator connects on water route baffle (2).

2. The planetary gearbox water-cooling structure as set forth in claim 1, wherein: the flow regulating device comprises a flow regulating sheet (4), one end of the flow regulating sheet (4) is provided with a sliding groove (41), the flow regulating sheet (4) is connected to the water channel baffle (2) through a bolt penetrating through the sliding groove (41), and the other end of the flow regulating sheet (4) is arranged in the rotary passage.

3. A planetary gearbox water cooling structure as set forth in claim 2, wherein: the sliding groove (41) is arranged along the axial direction of the water-cooling ring main body (1).

4. The planetary gearbox water-cooling structure as set forth in claim 2, wherein: the sliding grooves (41) are parallel to each other, and the bolts correspond to the sliding grooves (41) one by one.

5. The planetary gearbox water-cooling structure as set forth in claim 1, wherein: the side surface of the sealing plate (5) is provided with a sealing groove.

6. The planetary gearbox water-cooling structure as set forth in claim 1, wherein: the water cooling ring is characterized by further comprising a fixing plate (6), wherein the fixing plate (6) is arranged on one surface, far away from the water cooling ring main body (1), of any sealing plate (5), and the height of the side surface of the fixing plate (6) is higher than the height of the protrusion of the sealing plate (5) on the surface of the water cooling ring main body (1).

7. A planetary gearbox water cooling structure as set forth in claim 6, wherein: the fixing plate (6) is provided with a bolt hole which penetrates through the fixing plate (6) along the axial direction.

8. The planetary gearbox water-cooling structure as set forth in claim 6, wherein: and a bearing installation cavity (7) is arranged in the middle of the fixing plate (6).

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