阅读说明：本技术 带有散热功能的推盘式离合器 (Push plate type clutch with heat dissipation function ) 是由 高道旭 侯淼予 张极玲 张志伟 纪磊 张延勇 李小兵 于 2021-01-20 设计创作，主要内容包括：本发明公开了一种带有散热功能的推盘式离合器,包括固定盘、固定架、气囊和离合组件,固定盘包括上固定盘和下固定盘,下固定盘上设置有主动齿圈,离合组件和气囊依次套在主动齿圈上,并通过上固定盘和第一固定螺栓进行固定,固定架上设置有内齿圈,内齿圈套在离合器组件上,实现离合器组件与内齿圈的连接；本发明通过固定盘、固定架、气囊和离合组件之间的配合,实现对大功率机械进行制动操作,同时,在内齿圈上设置有对其侧壁进行贯穿的多组进气通道,实现对离合组件进行风冷降温,防止金属盘与摩擦片过热,降低制动效果,增加制动时间。(The invention discloses a push disc type clutch with a heat dissipation function, which comprises a fixed disc, a fixed frame, an air bag and a clutch component, wherein the fixed disc comprises an upper fixed disc and a lower fixed disc, a driving gear ring is arranged on the lower fixed disc, the clutch component and the air bag are sequentially sleeved on the driving gear ring and are fixed through the upper fixed disc and a first fixing bolt, an inner gear ring is arranged on the fixed frame, and the inner gear ring is sleeved on the clutch component to realize the connection of the clutch component and the inner gear ring; the invention realizes the braking operation of the high-power machine through the matching among the fixed disc, the fixed frame, the air bag and the clutch assembly, and simultaneously, the inner gear ring is provided with a plurality of groups of air inlet channels penetrating through the side wall of the inner gear ring, thereby realizing the air cooling of the clutch assembly, preventing the overheating of the metal disc and the friction plate, reducing the braking effect and increasing the braking time.)

1. The utility model provides a push away disk clutch with heat dissipation function, includes fixed disk, mount, gasbag and separation and reunion subassembly, characterized by: the fixed disc comprises an upper fixed disc and a lower fixed disc, a driving gear ring is arranged on the lower fixed disc, the clutch assembly and the air bag are sequentially sleeved on the driving gear ring and are fixed through the upper fixed disc and a first fixing bolt, an inner gear ring is arranged on the fixed frame and sleeved on the clutch assembly, and the clutch assembly is connected with the inner gear ring;

the clutch assembly comprises at least two metal discs, friction plates and supporting springs, the metal discs and the friction plates are sequentially sleeved on the driving gear ring in a staggered mode, inner teeth on the metal discs are meshed with upper outer teeth on the driving gear ring, outer teeth on the friction plates are meshed with inner teeth on the inner gear ring, corresponding counter bores are formed in the upper fixing disc and the metal discs, and the supporting springs are arranged in the counter bores to support the metal discs;

the inner gear ring is provided with a plurality of groups of air inlet channels penetrating through the side wall of the inner gear ring, each group of air inlet channels comprise at least two air inlets arranged along the axis of the inner gear ring, the air inlets are communicated with a cold air pipeline through a multi-way pipe, and the cold air pipeline is connected with refrigeration equipment.

2. The push-plate clutch with a heat dissipation function according to claim 1, wherein: the number of the air inlets is the same as that of the metal discs, and the air inlets are arranged on the inner gear ring in a manner of being aligned to the metal discs.

3. The push-plate clutch with a heat dissipation function according to claim 1, wherein: the air bag is annular, a backing plate is arranged between the air bag and the clutch assembly, and an air inlet of the air bag penetrates through the upper fixing disc.

4. The push-plate clutch with a heat dissipation function according to claim 1, wherein: the clutch assembly side of backing plate is provided with along its radial bar arch that sets up, and the bar arch is at least two, and is the annular distribution around its axis.

5. The push-plate clutch with a heat dissipation function according to claim 1, wherein: the upper fixing disc, the lower fixing disc and the driving gear ring are provided with through holes for the first fixing bolts to penetrate through.

6. The push-plate clutch with a heat dissipation function according to claim 1, wherein: the axes of the driving gear ring and the inner gear ring are overlapped, and the external teeth on the driving gear ring and the internal teeth on the inner gear ring are both arranged along the axes.

7. The push-plate clutch with a heat dissipation function according to claim 1, wherein: the fixing frame is connected with the inner gear ring through a second fixing bolt.

The technical field is as follows:

the invention relates to a clutch, in particular to a push plate type clutch with a heat dissipation function.

Background art:

the pneumatic clutch is characterized in that the pneumatic clutch is released by a return spring as the name implies that the friction assembly is pushed by air pressure to transmit power. Pneumatic clutches are used in various ways in various industries, and particularly, pneumatic clutches are widely used, and have many advantages over other clutches, even if they have the same function, and superior performance.

In heavy industries such as mines, metallurgy and petroleum, it is very difficult to brake a high-power machine, and a long braking time is often required due to its large inertia.

In the prior art, a pneumatic clutch is adopted for braking operation, and an air bag pushes a rotating disc or a friction disc to move, so that friction braking of the rotating disc and the friction disc is realized.

The invention content is as follows:

the technical problem to be solved by the invention is as follows: overcome prior art's not enough, through the cooperation between fixed disk, mount, gasbag and the clutch assembly, realize braking operation to high-power machinery, simultaneously, be provided with the multiunit inlet channel that runs through its lateral wall on the ring gear, realize carrying out the forced air cooling to the clutch assembly, prevent that metal disc and friction disc are overheated, reduce braking effect, increase the brake time push away disk clutch that has the heat dissipation function.

The technical scheme of the invention is as follows: the utility model provides a push away disk clutch with heat dissipation function, includes fixed disk, mount, gasbag and separation and reunion subassembly, characterized by: the fixed disc comprises an upper fixed disc and a lower fixed disc, a driving gear ring is arranged on the lower fixed disc, the clutch assembly and the air bag are sequentially sleeved on the driving gear ring and are fixed through the upper fixed disc and a first fixing bolt, an inner gear ring is arranged on the fixed frame and sleeved on the clutch assembly, and the clutch assembly is connected with the inner gear ring;

the clutch assembly comprises at least two metal discs, friction plates and supporting springs, the metal discs and the friction plates are sequentially sleeved on the driving gear ring in a staggered mode, inner teeth on the metal discs are meshed with upper outer teeth on the driving gear ring, outer teeth on the friction plates are meshed with inner teeth on the inner gear ring, corresponding counter bores are formed in the upper fixing disc and the metal discs, and the supporting springs are arranged in the counter bores to support the metal discs;

the inner gear ring is provided with a plurality of groups of air inlet channels penetrating through the side wall of the inner gear ring, each group of air inlet channels comprise at least two air inlets arranged along the axis of the inner gear ring, the air inlets are communicated with a cold air pipeline through a multi-way pipe, and the cold air pipeline is connected with refrigeration equipment.

Further, the number of the air inlets is the same as that of the metal discs, and the air inlets are arranged on the inner gear ring in an aligning mode with the metal discs.

Furthermore, the gasbag is the annular, is provided with the backing plate between its and the clutch module, the air inlet of gasbag runs through the upper fixed disk.

Furthermore, the clutch assembly side of backing plate is provided with along its radial bar arch that sets up, and the bar arch is at least two, and is the annular distribution around its axis.

Furthermore, the upper fixing disc, the lower fixing disc and the driving gear ring are provided with through holes for the first fixing bolts to penetrate through.

Furthermore, the axes of the driving gear ring and the inner gear ring are overlapped, and the external teeth on the driving gear ring and the internal teeth on the inner gear ring are both arranged along the axes.

Further, the fixing frame is connected with the inner gear ring through a second fixing bolt.

The invention has the beneficial effects that:

1. the invention realizes the braking operation of the high-power machine through the matching among the fixed disc, the fixed frame, the air bag and the clutch assembly, and simultaneously, the inner gear ring is provided with a plurality of groups of air inlet channels penetrating through the side wall of the inner gear ring, thereby realizing the air cooling of the clutch assembly, preventing the overheating of the metal disc and the friction plate, reducing the braking effect and increasing the braking time.

2. According to the invention, the metal disc and the friction disc are alternately sleeved on the driving gear ring, the air bag is sleeved on the driving gear ring, the driving gear ring is clamped and fixed through the upper fixing disc and the lower fixing disc, the metal disc, the upper fixing disc, the lower fixing disc and the air bag are driven to rotate by the driving gear ring due to the fact that the inner teeth of the metal disc are meshed with the outer teeth of the driving gear ring, the friction disc is connected with the inner gear ring, and the metal disc and the friction disc are pushed to move and contact through the air bag, so that.

3. The outer teeth of the friction plate are meshed with the inner teeth of the inner gear ring, so that the friction plate is connected with the inner gear ring, meanwhile, the axes of the driving gear ring and the inner gear ring are overlapped, the outer teeth on the driving gear ring and the inner teeth on the inner gear ring are arranged along the axes of the driving gear ring and the inner teeth, and when the metal plate and the friction plate move along the axes of the metal plate and the driving gear ring under the pushing of the air bag, the connection of the metal plate and the driving gear ring and the connection of.

4. The upper fixing disc and the metal disc are provided with corresponding counter bores, and the support springs are arranged in the counter bores to support the metal discs, so that a certain gap is formed between the metal discs, the metal discs are prevented from contacting with friction plates, natural abrasion is formed, and the load of a high-dynamic-rate machine is increased.

5. The inner gear ring is provided with a plurality of groups of air inlet channels penetrating through the side wall of the inner gear ring, each group of air inlet channels comprises at least two air inlets arranged along the axis of the inner gear ring, the air inlets are communicated with a cold air pipeline through a multi-way pipe, the cold air pipeline is connected with refrigeration equipment, the metal disc and the friction disc are cooled by air cooling, the braking effect caused by overhigh temperature of the metal disc and the friction disc is reduced, and the braking time is prolonged.

6. The clutch component side of the backing plate is provided with at least two strip-shaped bulges which are arranged along the radial direction of the clutch component, and the strip-shaped bulges are distributed annularly around the axis of the clutch component, so that when the clutch component rotates along with the driving gear ring, cooling gas entering from the air inlet is discharged from gaps among the strip-shaped bulges, the metal plate and the friction plate are cooled by heat dissipation, and the braking effect is ensured.

Description of the drawings:

fig. 1 is a schematic structural diagram of a push-disc clutch with a heat dissipation function.

Fig. 2 is an assembled view of fig. 1.

Fig. 3 is a schematic structural view of the upper fixing tray.

FIG. 4 is a schematic structural view of the lower fixing plate.

Fig. 5 is a schematic structural view of the driving ring gear.

Fig. 6 is a schematic structural view of a metal disc.

FIG. 7 is a schematic structural view of a friction plate.

Fig. 8 is a structural schematic diagram of the ring gear.

The specific implementation mode is as follows:

example (b): referring to fig. 1, 2, 3, 4, 5, 6, 7 and 8, in the drawings, 1-an upper fixing disc, 2-a lower fixing disc, 3-a driving gear ring, 4-an air bag, 5-a first fixing bolt, 6-a fixing frame, 7-an inner gear ring, 8-a metal disc, 9-a friction plate, 10-a support spring, 11-a counter bore, 12-an annular baffle, 13-a second counter bore, 14-a second support spring, 15-a backing plate, 16-an air inlet, 17-a strip-shaped bulge, 18-a second fixing bolt and 19-a through hole.

The push-disc clutch with the heat dissipation function comprises a fixed disc, a fixed frame, an air bag and a clutch component, wherein the fixed disc comprises an upper fixed disc and a lower fixed disc, a driving gear ring is arranged on the lower fixed disc, the clutch component and the air bag are sequentially sleeved on the driving gear ring and are fixed through the upper fixed disc and a first fixing bolt, an inner gear ring is arranged on the fixed frame and sleeved on the clutch component, and the clutch component is connected with the inner gear ring; the invention realizes the braking operation of the high-power machine through the matching among the fixed disc, the fixed frame, the air bag and the clutch assembly, and simultaneously, the inner gear ring is provided with a plurality of groups of air inlet channels penetrating through the side wall of the inner gear ring, thereby realizing the air cooling of the clutch assembly, preventing the overheating of the metal disc and the friction plate, reducing the braking effect and increasing the braking time.

The present application will be described in detail below with reference to the drawings and examples.

The fixed disc comprises an upper fixed disc 1 and a lower fixed disc 2, a driving gear ring 3 is arranged on the lower fixed disc 2, a clutch component and an air bag 4 are sequentially sleeved on the driving gear ring 3 and are fixed through the upper fixed disc 1 and a first fixing bolt 5, an inner gear ring 7 is arranged on a fixed frame 6, and the inner gear ring 7 is sleeved on the clutch component to realize the connection of the clutch component and the inner gear ring 7;

the clutch component comprises a metal disc 8, a friction plate 9 and a support spring 10, wherein the metal disc 8 and the friction plate 9 are at least two and are sequentially sleeved on the driving gear ring 3 in a staggered manner, internal teeth on the metal disc 8 are meshed with external teeth on the driving gear ring 3, external teeth on the friction plate 9 are meshed with internal teeth on the internal gear ring 7, corresponding counter bores 11 are arranged on the upper fixing disc 1 and the metal disc 8, and the support spring 10 is arranged in the counter bores 11 to support the metal disc 8;

the inner gear ring 7 is provided with a plurality of groups of air inlet channels penetrating through the side wall of the inner gear ring 7, each group of air inlet channels comprises at least two air inlets 12 arranged along the axis of the inner gear ring 7, the air inlets 12 are communicated with a cold air pipeline 14 through a multi-way pipe 13, and the cold air pipeline 14 is connected with refrigeration equipment.

The number of intake ports 12 is the same as the number of metal disks 8, and the intake ports 12 are provided on the ring gear 7 in alignment with the metal disks 8.

The air bag 4 is annular, a backing plate 15 is arranged between the air bag 4 and the clutch assembly, and an air inlet 16 of the air bag 4 penetrates through the upper fixed disc 1.

The clutch assembly side of the backing plate 15 is provided with at least two strip-shaped bulges 17 which are arranged along the radial direction of the backing plate, and the strip-shaped bulges 17 are distributed annularly around the axis of the backing plate.

The upper fixed disk 1, the lower fixed disk 2 and the driving gear ring 3 are provided with through holes 19 through which the first fixing bolts 5 penetrate.

The axes of the driving gear ring 3 and the inner gear ring 7 are overlapped, and the external teeth on the driving gear ring 3 and the internal teeth on the inner gear ring 7 are both arranged along the axes thereof.

The fixed frame 6 is connected with the inner gear ring 7 through a second fixing bolt 18.

When in assembly, the driving gear ring 3 is placed on the lower fixed disk 2, a plurality of metal disks 8 and friction plates 9 are alternately sleeved on the driving gear ring 3 (the internal teeth on the metal disks 8 are meshed with the external teeth on the driving gear ring 3), and supporting springs 10 are placed in counter bores 11 on the metal disks 8 and the lower fixed disk 2, after the driving gear ring 3 is sleeved with the backing plate 15 and the air bag 4, the driving gear ring is fixed by the upper fixing disc 1 and the first fixing bolt 5, the inner gear ring 7 is sleeved on the friction plate 9 (the inner teeth on the inner gear ring 7 are meshed with the outer teeth on the friction plate 9), a cold air duct 14 connected with the refrigeration equipment is communicated with an air inlet 12 through a multi-way pipe 13, and finally the fixed connection of the fixed frame 6 and the inner gear ring 7 is realized through a second fixing bolt 18, under the action of the supporting spring, a certain gap is formed between the metal discs 8, and the natural friction between the metal discs 8 and the friction plate 9 is reduced.

When the clutch is used, the clutch can be used according to the existing clutch (the driving gear ring 3 is connected with a high-power machine, and the fixing frame 6 is fixed on the ground or other places), when the clutch works normally, under the action of the supporting spring, the contact probability between the metal disc 8 and the friction disc 9 is reduced, the lower fixed disc 2, the upper fixed disc 1, the backing plate 15, the air bag 4 and the metal disc 8 are driven by the driving gear ring 3 to rotate, and the friction disc 9 is fixed to not rotate due to the limit of the inner gear ring 7; during braking, the air bag 4 is inflated and expanded to push the backing plate 15, the friction plate 9 and the metal disc 8 to move towards the lower fixed disc 2, at the moment, the supporting spring 10 is compressed, and the friction plate 9 and the metal disc 8 are in contact friction to brake the driving gear ring 3; when the brake is released, the air bag 4 is deflated, the metal disc 8 and the friction plate 9 are reset under the action of the supporting spring 10, and in the working process, the cooling gas exhausted from the air inlet 12 carries out air cooling on the metal disc 8 and the friction plate 9.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent variations and modifications made to the above embodiment according to the technical spirit of the present invention still fall within the scope of the technical solution of the present invention.