CN210994657U

CN210994657U - Vertical shaft impact crusher

Info

Publication number: CN210994657U
Application number: CN201921749934.XU
Authority: CN
Inventors: 胡益岩; 胡玉水
Original assignee: Shanghai Zhaorui Mechanical Equipment Co ltd
Current assignee: Shanghai Zhaorui Mechanical Equipment Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-07-14
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses a vertical shaft impact crusher, which comprises a crusher body and a pump station, wherein the crusher body comprises a machine body and a hopper, a jacking cylinder is arranged on the machine body, and the hopper is arranged on a piston rod of the jacking cylinder; the machine body is internally provided with a rotating part structure, the rotating part structure comprises a main shaft and a shell, the shell is provided with a lubricating channel, the lubricating channel is formed with a lubricating oil inlet and a lubricating oil return opening on the machine body, and the jacking oil cylinder, the lubricating oil inlet and the lubricating oil return opening are all connected with the pump station through oil paths. The lubricating oil seal is formed by modifying dry oil lubrication into thin oil seal, so that the thin oil enters a lubricating channel from a lubricating oil inlet to lubricate the rotating part and then is sent back to a pump station through a lubricating oil return port, the circulation of an oil way on the rotating part is realized, the rotating speed of a rotor can be improved, the lasting lubrication can be realized due to the circulation of the oil way in the rotating part, the reduction of the rotating speed in the long-term use process can not be very obvious, and the service life of the rotating part is effectively prolonged.

Description

Vertical shaft impact crusher

Technical Field

The utility model relates to a breaker technical field, in particular to vertical shaft impact crusher.

Background

The impact crusher, called impact crusher for short, commonly called sand making machine, is a high-energy and low-consumption impact crusher with international advanced level, the performance of the impact crusher plays an irreplaceable role in various ore fine crushing devices, and the impact crusher is the most effective, practical and reliable stone crushing machine at present.

Chinese patent No. CN106560247B discloses a feeding hopper and a vertical shaft impact crusher of a vertical shaft impact crusher, which are based on the principle that stones enter from the hopper and then collide with stones thrown out by an impeller in the natural falling process, thereby achieving the purpose of crushing. The stone thrown out in an accelerated way collides with the naturally falling stone to form a vortex, and the stone is crushed for 2 times in the returning process, so that the abrasion to the impact plate of the machine in the running process is little.

Wherein, the system sand effect of vertical shaft impact crusher has the close relation with the rotational speed of rotor portion structure and rotor, and the rotational speed of rotor is higher, and its system sand's effect is better, and most rotation portion all adopt the grease lubricated at present, and the lubrication effect of rotation portion is also calculated well when initial, but the lubrication effect of grease can descend after long-time the use, will exert an influence to the rotational speed of rotor if can not in time change to lead to system sand effect to descend.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a vertical shaft impact crusher has the effect of improving the rotational speed.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a vertical shaft impact crusher comprises a crusher body and a pump station, wherein the crusher body comprises a machine body and a hopper, a jacking cylinder is arranged on the machine body, and the hopper is arranged on a piston rod of the jacking cylinder;

be provided with rotation portion structure in the organism, rotation portion structure includes main shaft and shell, be provided with lubricated passageway on the shell, lubricated passageway is formed with lubricated oil inlet and lubricated oil return opening on the organism, jacking cylinder, lubricated oil inlet and lubricated oil return opening all are connected through the oil circuit with the pump station within a definite time.

So set up, set up the lubrication channel, it is sealed to modify into the thin oil with the drier oil lubrication, make the thin oil enter into the lubrication channel from lubricated oil inlet and lubricate the rotating part, then in sending back the pump station through lubricated oil return opening, realize the circulation of oil circuit in the rotating part, not only can improve the rotational speed of rotor, and because the circulation of its inner oil circuit, can realize lasting lubrication, the reduction of rotational speed can not be very obvious in long-term use, effectively improve the life of rotating part. In addition, the arrangement that the jacking oil cylinder and the jacking oil cylinder share one oil cylinder is adopted, so that the oil circuit and control can be simplified, and the production cost of equipment is reduced.

More preferably: the pump station includes oil tank and oil pump, the import and the oil tank intercommunication of oil pump, lubricated oil inlet and jacking cylinder all communicate with the export of oil pump, lubricated oil return opening and oil tank intercommunication.

So set up, realize jacking cylinder and lubricated passageway fuel feeding to and lubricated passageway's oil circuit circulation.

More preferably: the shell comprises a shaft sleeve, an upper bearing cover and a lower bearing cover, wherein the upper bearing cover and the lower bearing cover are arranged at two ends of the shaft sleeve in a covering mode, an oil inlet channel and an oil outlet channel are arranged on the lower bearing cover, the oil inlet channel is provided with an oil inlet communicated with a lubricating oil inlet, one end of the oil outlet channel is provided with an oil outlet communicated with a lubricating oil return port on the lower bearing cover, and the other end of the oil outlet channel is communicated with an inner cavity of the shaft sleeve;

an oil passing channel communicated with the oil inlet channel is axially arranged on the shaft sleeve, and an oil through hole communicated with the oil passing channel and the inner cavity of the shaft sleeve is formed in one end, close to the upper bearing sleeve, of the shaft sleeve;

the oil inlet channel, the oil outlet channel, the oil passing channel and the inner cavity of the shaft sleeve form the lubricating channel.

So set up, make during the thin oil enters into the oil feed passageway from the oil inlet, then pass through the oil passageway and enter into the rotation portion through the oil through hole in, the thin oil that gets into in the rotation portion can lubricate bearing and main shaft, and the inside thin oil of entering rotation portion flows along the axial lower bearing cap of main shaft, flows from the oil-out at last, realizes the circulation of oil circuit in the rotation portion.

More preferably: the oil inlet channel runs through the two ends of the shaft sleeve, the two ends of the oil passing channel are provided with sinking grooves, a sealing gasket is embedded in the sinking groove at one end of the oil passing channel abutted to the upper bearing cover, and a first sealing ring is embedded in the sinking groove at one end of the oil passing channel abutted to the lower bearing cover.

So set up, can be convenient for cross oily passageway's processing, and sealed the pad can be with the one end shutoff of crossing oily passageway, and the setting of the first sealing washer of the other end can ensure that oil feed passageway and the connection of crossing oily passageway have good sealed effect.

More preferably: the oil through hole is the slope setting, the one end opening that the oil through hole is located the axle sleeve inside wall is the slope setting outward towards the axle sleeve.

So set up, the processing of the oil through hole of being convenient for.

More preferably: an upper bearing and a lower bearing are respectively arranged at two ends of the shaft sleeve, and an opening at one end of the oil through hole, which is positioned on the inner side wall of the shaft sleeve, is positioned between the upper bearing and the upper bearing sleeve; the upper bearing sleeve is provided with an opening communicated with the oil through hole and the inner cavity of the shaft sleeve.

So set up, set up the most marginal to the axle sleeve with the oil through hole, make the thin oil that gets into the inner chamber from the oil through hole be located the inside tip of rotation portion, and the oil-out sets up the tip at the other end, consequently, thin oil can carry out the lubricated that flows to all spare parts in the rotation portion, ensures lubricated effect best.

More preferably: the upper bearing cover and the lower bearing cover are connected with the shaft sleeve through bolts, and sealing rings are embedded in the upper bearing cover and the lower bearing cover.

So set up, it is convenient to connect, and can realize sealed between bearing cap and the axle sleeve when connecting.

More preferably: an upper sealing cover is rotatably connected to one end, far away from the shaft sleeve, of the upper bearing cover, an upper sealing ring is embedded in the end face, in contact with the spindle, of one end of the upper sealing cover, an accommodating cavity is formed between the upper bearing cover and the upper sealing cover, and a sealing ring is arranged in the accommodating cavity;

the end, far away from the axle sleeve, of the lower bearing cover is provided with a lower seal through a bolt, a lower sealing ring is sleeved outside the main shaft, and the lower sealing ring is limited between the lower bearing cover and the lower sealing cover.

So set up, the setting of sealed lid and lower sealed lid is sealed the main shaft position.

More preferably: the cross section of the sealing ring is inverted V-shaped, a clamping groove is formed in the upper bearing cover, and the sealing ring is clamped in the clamping groove.

So set up, the sealing ring of V-arrangement structure can have better sealed effect, and the draw-in groove can fix the spacing ring to make the sealing ring can not take place the activity at sealed in-process, and then can not rotate the production influence to the upper bearing lid.

More preferably: the width of the outer ring of the sealing ring is larger than that of the inner ring; the thickness of the outer ring of the sealing ring is smaller than that of the inner ring, and the thickness of the outer ring of the sealing ring is gradually changed.

By adopting the arrangement, the sealing ring structure is further optimized, so that the sealing performance is increased along with the increase of the pressure, and the sealing ring can be applied to occasions with relatively high pressure.

To sum up, the utility model discloses following beneficial effect has:

1. the rotation speed of the rotor is improved by adopting a thin oil lubrication mode;

2. a circulating oil way is formed, so that the durable lubrication is realized, and the service life is effectively prolonged;

3. the arrangement of sharing one oil cylinder with the jacking oil cylinder can simplify oil circuit and control and reduce equipment production cost.

Drawings

FIG. 1 is a view showing the structure of an oil passage in the present embodiment

FIG. 2 is a first schematic structural diagram of a rotating part in the present embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a second structural view of the rotating part in the present embodiment;

FIG. 5 is a partial schematic view of the upper bearing cap and upper seal cap of the present embodiment;

fig. 6 is a schematic structural view of the upper bearing cap and the upper seal cap in the present embodiment.

In the figure, 100, a shaft sleeve; 110. an upper bearing; 120. a lower bearing; 130. an oil passing channel; 131. a first seal ring; 132. a gasket; 133. an oil through hole; 200. a main shaft; 300. an upper bearing cap; 310. an opening; 320. a card slot; 400. a lower bearing cap; 410. an oil inlet channel; 411. an oil inlet; 420. an oil outlet channel; 421. an oil outlet; 500. an upper sealing cover; 510. a lower seal ring; 520. a seal ring; 600. a lower sealing cover; 610. an upper seal ring; 700. a seal ring; 800. a crusher body; 810. a jacking oil cylinder; 900. a pump station; 910. an oil tank; 920. an oil pump; 930. a control valve; 940. and an oil return path.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

A vertical shaft impact crusher is shown in fig. 1 and comprises a crusher body 800 and a pump station 900, wherein the crusher body 800 comprises a crusher body and a hopper (the structure of the crusher body 800 is the prior art and is not shown in the drawing of the embodiment), a jacking cylinder 810 is arranged on the crusher body, and the hopper is arranged on a piston rod of the jacking cylinder 810.

A rotating part structure is provided in the machine body, wherein, as shown in fig. 2, the rotating part structure includes a shaft sleeve 100, an upper bearing 110, a lower bearing 120, a main shaft 200, an upper bearing cover 300, a lower bearing cover 400, an upper sealing cover 500 and a lower sealing cover 600, and the shaft sleeve 100, the upper bearing 110, the lower bearing 120, the upper bearing cover 300, the lower bearing cover 400, the upper sealing cover 500 and the lower sealing cover 600 constitute a housing of the rotating part structure.

The shaft sleeve 100 is sleeved outside the main shaft 200, two ends of the main shaft 200 are respectively connected with the main shaft 200 through the upper bearing 110 and the lower bearing 120, the upper bearing cover 300 and the lower bearing cover 400 are respectively covered at two ends of the shaft sleeve 100 to fix the two bearings, and the upper sealing cover 500 and the lower sealing cover 600 are respectively covered at the outer sides of the upper bearing cover 300 and the lower bearing cover 400 to seal two ends of the shaft sleeve 100.

Referring to fig. 3 and 4, an oil inlet channel 410 and an oil outlet channel 420 are disposed on the lower bearing cover 400, the oil inlet channel 410 is formed with an oil inlet 411 on the lower bearing cover 400, one end of the oil outlet channel 420 is formed with an oil outlet 421 on the lower bearing cover 400, wherein the oil inlet 411 and the oil outlet 421 are respectively disposed on the circumferential side wall of the lower bearing cover 400.

Referring to fig. 3 and 5, the other end of the oil inlet channel 410 penetrates through one end of the lower bearing cap 400 connected with the shaft sleeve 100, the shaft sleeve 100 is provided with an oil passing channel 130, the oil passing channel 130 penetrates through two ends of the shaft sleeve 100, and after the lower bearing cap 400 is connected with the shaft sleeve 100 through a bolt, the oil passing channel 130 is communicated with the oil inlet channel 410.

Both ends of the oil passage 130 are provided with sink grooves, a first seal ring 131 is embedded in the sink groove at the end of the oil passage 130 abutting against the lower bearing cap 400, and a seal gasket 132 is embedded in the sink groove at the end of the oil passage 130 abutting against the upper bearing cap 300.

Referring to fig. 5, an oil hole 133 communicating the oil passage 130 with the inner cavity of the shaft sleeve 100 is formed at one end of the shaft sleeve 100 close to the upper bearing 110, the oil hole 133 is inclined, and an opening 310 at one end of the oil hole 133 on the inner side wall of the shaft sleeve 100 is inclined toward the outside of the shaft sleeve 100.

An opening 310 of the oil passing hole 133 at one end of the inner side wall of the shaft sleeve 100 is positioned between the upper bearing 110 and the upper bearing 110; the upper bearing 110 is provided with an opening 310 for communicating the oil hole 133 with the inner cavity of the shaft sleeve 100.

Wherein, the oil inlet channel 410, the oil outlet channel 420, the oil passing channel 130 and the inner cavity of the shaft sleeve 100 form a lubricating channel.

Referring to fig. 3 and 5, the upper bearing cap 300 and the lower bearing cap 400 are both connected to the shaft sleeve 100 by bolts, and sealing rings 700 are embedded in the upper bearing cap 300 and the lower bearing cap 400.

As shown in fig. 3, the lower seal cover 600 is connected to an end of the lower bearing cover 400 far away from the shaft sleeve 100 by a plurality of bolts, a lower seal ring 510 is sleeved outside the main shaft 200, and the lower seal ring 510 is limited between the lower bearing cover 400 and the lower seal cover 600.

As shown in fig. 5, the upper seal cover 500 is connected to an end of the upper bearing cap 300 away from the shaft sleeve 100, and the upper seal cover 500 is sleeved on the main shaft 200 and needs to rotate on the main shaft 200. An upper sealing ring 610 is embedded in an end face of the upper sealing cover 500 contacting with the main shaft 200, a containing cavity is formed between the upper bearing cover 300 and the upper sealing cover 500, and a sealing ring 520 is arranged in the containing cavity.

The cross section of sealing ring 520 is the shape of falling V, and the outer loop width of sealing ring 520 is greater than the inner ring width, and the outer loop thickness of sealing ring 520 is greater than the inner ring thickness, and the inner ring thickness of sealing ring 520 is the gradual change setting.

As shown in fig. 6, the upper bearing cap 300 is provided with a locking groove 320, and the sealing ring 520 is locked in the locking groove 320.

Referring to fig. 1, a lubricating oil inlet 411 and a lubricating oil return port are formed in the machine body of the lubricating channel, the lubricating oil inlet 411 is communicated with the oil inlet 411, and the lubricating oil return port is communicated with the oil outlet 421. The pump station 900 comprises an oil tank 910 and an oil pump 920, an inlet of the oil pump 920 is communicated with the oil tank 910, an outlet of the oil pump 920 is communicated with a control valve 930, a lubricating oil inlet 411 and the jacking oil cylinder 810 are both connected with the control valve 930, an oil return path 940 is arranged on the control valve 930, when the jacking oil cylinder 810 needs to be jacked, the oil pump 920 sends oil into the jacking oil cylinder 810, when the jacking oil cylinder 810 needs to descend, the oil return path 940 is opened, and the oil in the jacking oil cylinder 810 is sent back to the oil tank 910.

The lubrication return port communicates with the oil tank 910.

The working principle is as follows:

when the jacking oil cylinder 810 needs to be used for jacking, the oil pump 920 is started to supply oil to the jacking oil cylinder 810, and when the jacking oil cylinder 810 needs to descend, the control valve 930 is controlled to disconnect the oil pump 920 from the jacking oil cylinder 810, and the oil return oil path 940 is communicated with the jacking oil cylinder 810 so that the oil in the jacking oil cylinder 810 can flow back to the oil tank 910.

In addition, dry oil lubrication is changed into thin oil sealing, when lubrication is needed, oil enters the oil inlet channel 410 from the lubrication oil inlet 411 through the oil pump 920, then enters the rotating part through the oil passing channel 130 through the oil through hole 133, the thin oil entering the rotating part can lubricate the bearing and the spindle 200, the thin oil entering the rotating part flows to the lower bearing cover 400 along the axial direction of the spindle 200, finally flows out of the oil outlet 421, and finally is sent out of the lubricating oil return port to the oil tank 910, circulation of an oil path on the rotating part is achieved, the rotating speed of the rotor can be improved, durable lubrication can be achieved due to circulation of the oil path in the rotor, reduction of the rotating speed cannot be obvious in the long-term use process, and the service life of the rotating part is effectively prolonged.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a vertical shaft impact crusher, includes breaker body (800) and pump station (900), characterized by: the crusher body (800) comprises a machine body and a hopper, wherein a jacking oil cylinder (810) is arranged on the machine body, and the hopper is arranged on a piston rod of the jacking oil cylinder (810);

be provided with rotation portion structure in the organism, rotation portion structure includes main shaft (200) and shell, be provided with lubricated passageway on the shell, lubricated passageway is formed with lubricated oil inlet (411) and lubricated oil return opening on the organism, jacking cylinder (810), lubricated oil inlet (411) and lubricated oil return opening all with pump station (900) between be connected through the oil circuit.

2. A vertical shaft impact crusher according to claim 1, characterized in that: the pump station (900) includes oil tank (910) and oil pump (920), the import and oil tank (910) intercommunication of oil pump (920), lubricated oil inlet (411) and jacking cylinder (810) all communicate with the export of oil pump (920), lubricated oil return opening and oil tank (910) intercommunication.

3. A vertical shaft impact crusher according to claim 1 or 2, characterized in that: the shell comprises a shaft sleeve (100), an upper bearing cover (300) and a lower bearing cover (400) which cover two ends of the shaft sleeve (100), wherein an oil inlet channel (410) and an oil outlet channel (420) are arranged on the lower bearing cover (400), the oil inlet channel (410) is formed on the lower bearing cover (400) and is communicated with a lubricating oil inlet (411) through an oil inlet (411), one end of the oil outlet channel (420) is formed on the lower bearing cover (400) and is communicated with an oil outlet (421) communicated with the lubricating oil outlet, and the other end of the oil outlet channel is communicated with an inner cavity of the shaft sleeve (100);

an oil passing channel (130) communicated with the oil inlet channel (410) is axially arranged on the shaft sleeve (100), and an oil through hole (133) communicated with the oil passing channel (130) and an inner cavity of the shaft sleeve (100) is formed in one end, close to the upper bearing (110), of the shaft sleeve (100);

the oil inlet channel (410), the oil outlet channel (420), the oil passing channel (130) and the inner cavity of the shaft sleeve (100) form the lubricating channel.

4. A vertical shaft impact crusher according to claim 3, characterized in that: the oil inlet channel (410) runs through two ends of the shaft sleeve (100), two ends of the oil passing channel (130) are provided with sinking grooves, a sealing gasket (132) is embedded in the sinking groove at one end of the abutting joint of the oil passing channel (130) and the upper bearing cover (300), and a first sealing ring (131) is embedded in the sinking groove at one end of the abutting joint of the oil passing channel (130) and the lower bearing cover (400).

5. A vertical shaft impact crusher according to claim 3, characterized in that: the oil through hole (133) is obliquely arranged, and an opening (310) at one end, located on the inner side wall of the shaft sleeve (100), of the oil through hole (133) is obliquely arranged towards the outside of the shaft sleeve (100).

6. A vertical shaft impact crusher according to claim 3, characterized in that: an upper bearing (110) and a lower bearing (120) are respectively arranged at two ends of the shaft sleeve (100), and an opening (310) at one end, located on the inner side wall of the shaft sleeve (100), of the oil through hole (133) is located between the upper bearing (110) and the upper bearing (110); the upper bearing (110) is provided with an opening (310) which is communicated with the oil through hole (133) and the inner cavity of the shaft sleeve (100).

7. A vertical shaft impact crusher according to claim 3, characterized in that: the upper bearing cover (300) and the lower bearing cover (400) are connected with the shaft sleeve (100) through bolts, and the upper bearing cover (300) and the lower bearing cover (400) are respectively provided with a sealing ring (700) in an embedded mode.

8. A vertical shaft impact crusher according to claim 3, characterized in that: an upper sealing cover (500) is rotatably connected to one end, far away from the shaft sleeve (100), of the upper bearing cover (300), an upper sealing ring (610) is embedded in the end face, at one end, in contact with the spindle (200), of the upper sealing cover (500), an accommodating cavity is formed between the upper bearing cover (300) and the upper sealing cover (500), and a sealing ring (520) is arranged in the accommodating cavity;

the one end that axle sleeve (100) was kept away from in lower bearing cap (400) is installed through the bolt and is sealed down, main shaft (200) overcoat is equipped with sealing ring (510) down, lower sealing ring (510) are spacing between lower bearing cap (400) and lower sealing lid (600).

9. A vertical shaft impact crusher according to claim 8, characterized in that: the cross section of the sealing ring (520) is in an inverted V shape, a clamping groove (320) is formed in the upper bearing cover (300), and the sealing ring (520) is clamped in the clamping groove (320).

10. A vertical shaft impact crusher according to claim 9, characterized in that: the outer ring width of the seal ring (520) is greater than the inner ring width; the thickness of the outer ring of the sealing ring (520) is smaller than that of the inner ring, and the thickness of the outer ring of the sealing ring (520) is gradually changed.