阅读说明：本技术 一种用于石材打磨装置的冷却机构及其使用方法 (Cooling mechanism for stone polishing device and using method thereof ) 是由 徐旺 于 2020-11-27 设计创作，主要内容包括：本发明公开了一种用于石材打磨装置的冷却机构,包括储水箱、水泵、进水管和喷水管,储水箱安装在基架上位于打磨平台的正下方,水泵的进水口通过进水管与储水箱下端连通,水泵的出水口与喷水管连通,喷水管的出水口处设置在打磨轮附近。水泵把储水箱内的冷却水通过出水管喷射到支撑平台上,从而实现石材打磨时设备和石材的双方冷却。储水箱上端设有用于过滤的过滤机构,过滤机构包括滑槽和滤网,滤网设置在滑槽中,有利于冷却水的循环利用,可以节约水资源；过滤机构的设置,可以把从打磨平台上滴落的污染的冷却水进行过滤,方便后续的二次利用；在本发明中滑槽贯穿储水箱设置,滤网设置在滑槽内,滤网可以在滑槽内移动,方便滤网的拆卸。(The invention discloses a cooling mechanism for a stone polishing device, which comprises a water storage tank, a water pump, a water inlet pipe and a water spray pipe, wherein the water storage tank is arranged on a base frame and is positioned right below a polishing platform, the water inlet of the water pump is communicated with the lower end of the water storage tank through the water inlet pipe, the water outlet of the water pump is communicated with the water spray pipe, and the water outlet of the water spray pipe is arranged near a polishing wheel. The water pump sprays the cooling water in the water storage tank onto the supporting platform through the water outlet pipe, so that the equipment and the stone are cooled when the stone is polished. The upper end of the water storage tank is provided with a filtering mechanism for filtering, the filtering mechanism comprises a chute and a filter screen, and the filter screen is arranged in the chute, so that the cooling water can be recycled, and water resources can be saved; due to the arrangement of the filtering mechanism, the polluted cooling water dropping from the polishing platform can be filtered, so that the subsequent secondary utilization is facilitated; in the invention, the chute penetrates through the water storage tank, the filter screen is arranged in the chute, and the filter screen can move in the chute, so that the filter screen is convenient to disassemble.)

1. The utility model provides a cooling body for stone material grinding device which characterized in that: including storage water tank (1), water pump (4), inlet tube (3) and spray pipe (5), storage water tank (1) is installed and is located grinding device's polishing platform (7) on grinding device's bed frame (10) under, and the water inlet of water pump (4) passes through inlet tube (3) and storage water tank (1) lower extreme intercommunication, and the delivery port and spray pipe (5) the intercommunication of water pump (4), and the delivery port department of spray pipe (5) sets up near grinding wheel (13) of grinding device.

2. A cooling mechanism for a stone grinding device as defined in claim 1, wherein: storage water tank (1) upper end is equipped with and is used for filterable filtering mechanism (2), and filtering mechanism (2) include spout (21) and filter screen (22), and filter screen (22) set up in spout (21), and spout (21) transversely run through storage water tank (1) and set up, are equipped with on storage water tank (1) and are used for water inlet (11) for storage water tank (1) water supply.

3. A cooling mechanism for a stone grinding device as defined in claim 2, wherein: the side wall of the water storage tank (1) is provided with a limiting groove (211) for limiting, two end parts of the sliding groove (21) are respectively communicated with the limiting groove (211), and the two limiting grooves (211) and the sliding groove (21) form a structure with an I-shaped vertical section; both ends of the filter screen (22) are provided with lateral plates (221), the lateral plates (221) are placed in the limiting grooves (211), and the filter screen (22) and the two lateral plates (221) form a structure with an I-shaped vertical section, so that both sides of the filter screen (22) are limited.

4. A cooling mechanism for a stone grinding device as defined in claim 3, wherein: the rubber layer (23) used for plugging is arranged at the matching position of the sliding groove (21) and the side wall of the water storage tank (1) when the sliding groove (211) is communicated with the limiting groove (211), the section of the rubber layer (23) is in a right trapezoid shape, and the inclined plane of the rubber layer (23) is located on the inner side of the water storage tank (17).

5. A cooling mechanism for a stone grinding device as defined in claim 3 or 4, wherein: the height of spout (21) is greater than the thickness of filter screen (22), and filter screen (22) can move in spout (21), and the height of spacing groove (211) is greater than the height of side direction board (221), and the height of side direction board (221) is greater than the height of spout (21).

6. A cooling mechanism for a stone grinding device as defined in claim 5, wherein: two filtering mechanisms (2) are arranged in the water storage tank (1), and the two filtering mechanisms (2) are arranged at intervals up and down.

7. A cooling mechanism for a stone grinding device as defined in claim 5, wherein: grinding device includes bed frame (10), grinding machanism (9), platform (7) and conveyer belt (6) of polishing, install on bed frame (10) platform (7) of polishing, grinding machanism (9) are installed on the bed frame and are located the top of platform (7) of polishing, and the both ends of conveyer belt (6) are connected respectively on bed frame (10), and the middle part overlap joint of conveyer belt (6) is on platform (7) of polishing, and the stone material that needs polish is placed on conveyer belt (6), and the stone material passes through conveyer belt (6) and transports platform (7) of polishing on, and cooling body's spray pipe (5) set up the top at platform (7) of polishing.

8. A cooling mechanism for a stone grinding device as defined in claim 7, wherein: the stone polishing machine is characterized in that a water tank is arranged on the polishing platform (7), the water tank is communicated with the water storage tank (1), cooling liquid of the water spraying pipe (5) is sprayed on stone and the polishing platform (7) and flows into the water storage tank (1) through the water tank, a flowing groove (16) is formed in the conveyor belt (6), the flowing groove (16) is communicated with the water tank, and the cooling liquid on the conveyor belt (6) flows into the water tank through the flowing groove (16) and then flows into the water storage tank (1).

9. A cooling mechanism for a stone grinding device as defined in claim 9, wherein: the anti-slip mat is arranged on the upper side surface of the conveyor belt (6), a plurality of separating strips (61) are arranged on the conveyor belt (6), the adjacent separating strips (61) are distributed at intervals, and the conveyor belt (6) is divided into a plurality of areas by the separating strips (61).

10. A use method of a cooling mechanism for a stone grinding device is characterized in that: the cooling mechanism for a stone grinding device as claimed in any one of claims 1 to 9, said method of use comprising:

a. the chute (21) is transversely arranged in the water storage tank (1) in a penetrating manner, and the filter screen (22) can move in the chute (21), so that the filter screen (22) is convenient to disassemble, clean and replace; cooling water flows into the water storage tank (1) through the flowing groove (16) and the water groove, cooling liquid is filtered through the filter screen (22), larger impurities are filtered out, so that the next use is not influenced, the filter screen (22) can be drawn out through the chute (21), and when more impurities exist on the surface of the filter screen (22), the cooling liquid is cleaned through the drawing out;

b. be equipped with two filtering mechanism (2) in storage water tank (1), two filtering mechanism (2) vertical interval distribution, when certain filtering mechanism (2) need be changed, after filter screen (22) among the pulling one of them filtering mechanism (2) shifted out, at least one filtering mechanism (2) in addition undertakes filtering work, guarantees the continuous operational capability of device.

Technical Field

The invention belongs to the technical field of stone processing, and particularly relates to a stone polishing device and a using method thereof.

Background

At present, two main modes are available for polishing stone in stone industry. One is a manual grinding mode, and the other is a mode of adopting a traditional stone grinding machine. The defect of the manual mode is obvious, the labor intensity is high, the required labor amount is huge, the production efficiency is low, mass production cannot be realized, and the huge market demand cannot be met. And the manual polishing quality can not be ensured, and the manual polishing quality is excessively dependent on the skills of workers. And adopt traditional stone material polisher though can overcome some shortcomings of manual mode, it has great limitation, because the machine lasts work, causes the department of polishing overheated easily, so need polish to the stone material and supply water cooling, and the water cooling body that traditional equipment of polishing used uses the running water to cool off, has caused very big water waste, so in order to reduce the too much waste water resource of equipment of polishing, it is now required to optimize traditional cooling body so.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a cooling mechanism for a stone grinding device; the invention also provides a use method of the cooling mechanism for the stone grinding device.

In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a cooling body for stone material grinding device which characterized in that: including storage water tank, water pump, inlet tube and spray pipe, the storage water tank is installed and is located grinding device's the platform of polishing under on grinding device's the bed frame, and the water inlet of water pump passes through inlet tube and storage water tank lower extreme intercommunication, the delivery port and the spray pipe intercommunication of water pump, and the delivery port department of spray pipe sets up near grinding device's the wheel of polishing.

Further, storage water tank upper end is equipped with and is used for filterable filtering mechanism, and filtering mechanism includes spout and filter screen, and the filter screen setting is in the spout, and the spout transversely runs through the storage water tank setting, is equipped with the water inlet that is used for supplying water for the storage water tank on the storage water tank.

Furthermore, the side wall of the water storage tank is provided with a limiting groove for limiting, two end parts of the sliding groove are respectively communicated with the limiting groove, and the two limiting grooves and the sliding groove form a structure with an I-shaped vertical section; both ends of the filter screen are provided with lateral plates which are placed in the limiting grooves, and the filter screen and the two lateral plates form a structure with an I-shaped vertical section, so that both sides of the filter screen are limited.

Further, when the sliding groove is communicated with the limiting groove, a rubber layer for plugging is arranged at the matching position of the sliding groove and the side wall of the water storage tank, the cross section of the rubber layer is in a right trapezoid shape, and the inclined plane of the rubber layer is located on the inner side of the water storage tank.

Further, the height of spout is greater than the thickness of filter screen, and the filter screen can move in the spout, and the height of spacing groove is greater than the height of side direction board, and the height of side direction board is greater than the height of spout.

Furthermore, two filtering mechanisms are arranged in the water storage tank, and the two filtering mechanisms are arranged at intervals up and down.

Further, grinding device includes bed frame, grinding machanism, the platform and the conveyer belt of polishing, grinding machine installs on the bed frame, and grinding machanism installs on the bed frame and is located grinding machine's top, and the both ends of conveyer belt are connected respectively on the bed frame, and the middle part overlap joint of conveyer belt is on grinding machine's platform, and the stone material that needs polish is placed on the conveyer belt, and the stone material passes through the conveyer belt and transports grinding machine's platform, and cooling body's spray pipe sets up in grinding machine's top.

Furthermore, a water tank is arranged on the polishing platform and communicated with the water storage tank, cooling liquid of the water spraying pipe is sprayed on the stone and the polishing platform and flows into the water storage tank through the water tank, a flowing groove is arranged on the conveyor belt and communicated with the water tank, and the cooling liquid on the conveyor belt flows into the water tank through the flowing groove and then flows into the water storage tank.

Furthermore, the upper side surface of the conveyor belt is provided with an anti-slip pad, the conveyor belt is provided with a plurality of separation strips, the adjacent separation strips are distributed at intervals, and the separation strips divide the conveyor belt into a plurality of areas.

Based on the cooling mechanism for the stone grinding device, the invention also relates to a use method of the cooling mechanism for the stone grinding device, which comprises the following steps:

a. the sliding groove transversely penetrates through the water storage tank, and the filter screen can move in the sliding groove, so that the filter screen is convenient to disassemble, clean and replace; the cooling water flows into the water storage tank through the flowing groove and the water tank, the cooling liquid is filtered through the filter screen, and large impurities are filtered out, so that the next use is not influenced, the filter screen can be drawn out through the sliding groove, and when the impurities on the surface of the filter screen are more, the filter screen is drawn out for cleaning;

b. the water storage tank is internally provided with two filtering mechanisms which are longitudinally distributed at intervals, and when a certain filtering mechanism needs to be replaced, after a filter screen in one filtering mechanism is pulled to move out, at least one filtering mechanism bears the filtering work, so that the continuous working capacity of the device is ensured.

The technical scheme adopted by the invention has the advantages that:

1. the invention can lead the used cooling water to flow into the water storage tank through the water tank on the supporting platform by matching the water storage tank, the water pump, the water inlet pipe and the water outlet valve, and the sewage is filtered by the filter screen to filter out larger impurities, thereby not influencing the next use.

2. The arrangement of the rubber layer can prevent the polluted cooling water from entering the limiting groove and overflowing the water storage tank; the cross section of the rubber layer is in a right trapezoid shape, the reason for designing the cross section is that one side of the rubber layer is provided with an inclined plane, the inclined plane of the rubber layer is positioned on the inner side of the water storage tank in the actual use process, the inclined plane plays a role in diversion, and cooling water better prevented from being polluted enters the limiting groove.

3. The water storage tank is provided with two filtering mechanisms which are longitudinally distributed at intervals; by the arrangement, when a certain filtering mechanism needs to be replaced, at least one filtering mechanism bears filtering work after the filtering net 22 in one filtering mechanism is pulled to move out, and the continuous working capacity of the device can be ensured.

Drawings

The invention is described in further detail below with reference to the following figures and detailed description:

FIG. 1 is a schematic view of the cooling mechanism of the present invention in use;

FIG. 2 is a schematic cross-sectional view of a water storage tank of the present invention;

FIG. 3 is a schematic top view of the conveyor belt of the present invention.

The labels in the above figures are respectively: 1. a water storage tank; 2. a filtering mechanism; 21. a chute; 211. a limiting groove; 22. filtering with a screen; 221. a lateral plate; 23. a rubber layer; 3. a water inlet pipe; 4. a water pump; 5. a water spray pipe; 6. a conveyor belt; 61. a dividing strip; 7. polishing the platform; 9. a polishing mechanism; 10. a base frame; 11. a water inlet; 12. a motor; 13. grinding the wheel; 14. a hydraulic cylinder; 15. a spacing pin; 16. a flowing groove; 31. fixing a rod I; 32. and fixing the rod II.

Detailed Description

In the present invention, it is to be understood that the term "length"; "Width"; "Up"; "Down"; "front"; "Back"; "left"; "Right"; "vertical"; "horizontal"; "Top"; "bottom" "inner"; "outer"; "clockwise"; "counterclockwise"; "axial"; "planar direction"; "circumferential" and the like indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the indicated device or element must have a particular orientation; constructed and operative in a particular orientation and therefore should not be construed as limiting the invention.

As shown in fig. 1 to 3, a cooling mechanism for a stone polishing device, the stone polishing device includes a base frame 10, a polishing mechanism 9, a polishing platform 7 and a conveyor belt 6, the polishing platform 7 is installed on the base frame 10, the polishing mechanism 9 is installed on the base frame and located above the polishing platform 7, two ends of the conveyor belt 6 are respectively connected on the base frame 10, the middle of the conveyor belt 6 is overlapped on the polishing platform 7, stone to be polished is placed on the conveyor belt 6, the stone is transported to the polishing platform 7 through the conveyor belt 6, and a water spray pipe 5 of the cooling mechanism is arranged above the polishing platform 7 and located beside the polishing wheel.

The polishing device further comprises a supporting structure for elevating the conveyor belt 6 and the polishing platform 7, the supporting structure comprises a fixing rod I31 for supporting the polishing platform 7 and a fixing rod II 32 for supporting the conveyor belt 8, one end of the fixing rod I31 is vertically connected to the base frame 10, and the polishing platform 7 is fixedly arranged at the other end of the fixing rod I31; the fixing rods II 32 are respectively arranged on two sides of the fixing rod I31, the bottom ends of the fixing rods II 32 are vertically connected to the base frame 10, and the top ends of the fixing rods II 32 are connected with the bottom of the conveyor belt 6.

The grinding mechanism 9 comprises a motor and a grinding wheel, the motor is connected to the base frame 10, the grinding wheel is connected with an output shaft of the motor, and the grinding wheel is in contact with the stone on the grinding platform 7. The grinding mechanism further comprises a hydraulic cylinder, the fixed end of the hydraulic cylinder is connected to the base frame 10, and one end, far away from the output shaft, of the motor is perpendicularly connected to the movable rod of the hydraulic cylinder.

Cooling body includes storage water tank 1, water pump 4, inlet tube 3 and spray pipe 5, and storage water tank 1 is installed and is located grinding device's the platform 7 under on grinding device's bed frame 10, and the water inlet of water pump 4 passes through inlet tube 3 and 1 lower extreme intercommunication of storage water tank, and the delivery port and the spray pipe 5 intercommunication of water pump 4, the delivery port department of spray pipe 5 set up near grinding device's grinding wheel 13. The water pump 4 sprays the cooling water in the water storage tank onto the polishing platform 7 through the water outlet pipe 5, so that the equipment and the stone are cooled when the stone is polished.

The upper end of the water storage tank 1 is provided with a filtering mechanism 2 for filtering, the filtering mechanism 2 comprises a chute 21 and a filter screen 22, and the filter screen 22 is arranged in the chute 21, so that the cooling water can be recycled, and water resources can be saved; the chute 21 transversely penetrates through the water storage tank 1, and the water storage tank 1 is provided with a water inlet 11 for supplying water to the water storage tank 1. The cooling water is consumed, and when the water in the water storage tank 1 is not much, the water can be added through the water inlet 11. The height of the chute 21 is larger than the thickness of the filter screen 22; the filtering mechanism 2 can filter the polluted cooling water dropping from the supporting platform 7, so that the subsequent secondary utilization is facilitated; in the invention, the chute 21 penetrates through the water storage tank, the filter screen 22 is arranged in the chute 21, and the filter screen 22 can move in the chute 21, so that the filter screen 22 is convenient to disassemble.

The side wall of the water storage tank 1 is provided with a limiting groove 211 for limiting, two end parts of the sliding groove 21 are respectively communicated with the limiting groove 211, and the two limiting grooves 211 and the sliding groove 21 form a structure with an I-shaped vertical section; the two end parts of the filter screen 22 are respectively provided with a lateral plate 221, the lateral plates 221 are placed in the limiting grooves 211, and the filter screen 22 and the two lateral plates 221 form a structure with an I-shaped vertical section, so that two sides of the filter screen 22 are limited.

Specifically, the method comprises the following steps: the side surface of the filter screen 22 is connected with the chute 21 through a limiting part; the limiting part comprises a limiting groove 211 arranged on the side surface of the sliding groove 21, and the limiting groove 211 is communicated with the sliding groove 21; the limiting part further comprises a lateral plate 221 arranged on the side edge of the filter screen 22, and the lateral plate 221 is placed in the limiting groove 211. Spacing groove 211 height is greater than the spout 21 height, and side direction board 221 height is greater than spout 21 height, and is injectd through setting up of spacing portion and size, can guarantee the stability of filter screen 22 connection on the storage water tank, and filter screen 22 rocks on the storage water tank when avoiding follow-up use.

According to the invention, two side plates 221 are respectively arranged on two sides of the filter screen 22, two sides of the sliding chute 21 are respectively connected with one limiting groove 211, each side plate 221 is correspondingly placed in each limiting groove 211, the two limiting grooves 211 and the sliding chute 21 form a structure with an I-shaped vertical section, and the filter screen 22 and the two side plates 221 form a structure with an I-shaped vertical section, so that two sides of the filter screen 22 are limited, and the connection stability of the filter screen 22 on the water storage tank can be better ensured.

When the sliding groove 21 is communicated with the limiting groove 211, a rubber layer 23 for plugging is arranged at the matching position of the sliding groove 21 and the side wall of the water storage tank 1, and the arrangement of the rubber layer 23 can prevent polluted cooling water from entering the limiting groove 211 to overflow the water storage tank. Preferably, the cross section of the rubber layer 23 is a right trapezoid, and the reason for designing the cross section is that one side of the rubber layer 23 is provided with an inclined surface, and the inclined surface of the rubber layer 23 is positioned on the inner side of the water storage tank in the actual use process, and the inclined surface plays a role in guiding water, so that the polluted cooling water is better prevented from entering the limiting groove 211.

The water storage tank is provided with two filtering mechanisms 2, and the two filtering mechanisms 2 are longitudinally distributed at intervals; by means of the arrangement, when a certain filtering mechanism 2 needs to be replaced, after the filter screen 22 in one filtering mechanism 2 is pulled to move out, at least one filtering mechanism 2 bears filtering work, and the continuous working capacity of the device can be guaranteed.

The polishing platform 7 is provided with a water tank which is communicated with the water storage tank 1, and cooling liquid of the water spraying pipe 5 is sprayed on the stone and the polishing platform 7 and flows into the water storage tank 1 through the water tank. In order to facilitate the rapid flowing of water flow on the conveyor belt into the water storage tank, a flowing groove 16 is arranged on the conveyor belt 6, the flowing groove 16 is communicated with the water tank, and cooling liquid on the conveyor belt 6 flows into the water tank through the flowing groove 16 and then flows into the water storage tank 1

Pneumatic cylinder 14 transversely sets up, when polishing the stone material, adjust through pneumatic cylinder 14 and polish wheel 13 position, make its contact stone material surface, the output tip at the motor is installed to wheel 13 of polishing, open motor 12, wheel 13 of polishing begins to rotate, polish the stone material, cooling structure begins to work, there is the cooling water to reach the department of polishing, the sewage after the cooling flows into supporting platform 7 through the groove 16 that trickles on conveyer belt 6, the basin on rethread supporting platform 7 flows into the water storage tank in, the sewage sinuous flow has been avoided, and can realize the cyclic utilization of cooling water, environmental protection relatively, the device leans on electric power to provide power, guarantee that the drying of integrated device can make it have higher security.

The conveying belt 6 is of an annular structure, two ends of the conveying belt 6 are wound on the roll shafts respectively, the roll shafts are connected with the driving motor, the driving motor rotates to drive the roll shafts to rotate so as to drive the conveying belt 6 to move, the stone to be polished is placed on the conveying belt 6, and when the stone moves onto the polishing platform 7, the conveying belt 6 stops moving and is fixed through the limiting pin 15; the hydraulic cylinder 14 works to adjust the position of the grinding wheel 13 as required so that the grinding wheel 13 is in contact with the stone. The opposite side of conveyer belt 6 is equipped with the collecting box, and after the stone material on the platform 7 of polishing was polished, take off spacer pin 15, start the conveyer belt 6 motion, the stone material that processes is carried the collecting box by conveyer belt 6.

Preferably, the upper side surface of the conveyor belt 6 is provided with a non-slip mat to prevent the stone from sliding when rising; be equipped with a plurality of parting bead 61 on the conveyer belt 6, adjacent parting bead 61 interval distribution, parting bead 61 separates into a plurality of regions with conveyer belt 6, and a stone material that needs to polish is placed in every region, makes things convenient for the stone material spacing on the conveyer belt. The polishing wheel 13 is connected with the output shaft end of the motor 12 through a fixing screw, so that the polishing wheel can be replaced, the polishing wheel can be replaced by a cutting knife, and the practicability of the device is improved. If the shape of the stone needs to be changed or the places needing to be polished are more, the stone can be alternately polished into a cutting knife, and after the stone is cut, the cutting knife is replaced by a polishing wheel for polishing.

The polishing platform 7 is provided with a limiting pin 15 and a limiting hole for positioning the stone, when the stone moves to the polishing platform 7, the conveyor belt 6 stops moving, and the limiting pin 15 is inserted into the limiting hole. The conveyor belt 6 is provided with two separate flowing grooves 16, the distance between the two flowing grooves 16 is equal to the distance between two limiting holes longitudinally arranged on the polishing platform 7, the flowing grooves 16 are through grooves, and when the stone is positioned, the limiting pins 15 penetrate through the flowing grooves 16 and are inserted into the limiting holes to limit the stone. The arrangement can meet the requirement of positioning the stone while the cooling liquid flows back to the water storage tank.

Based on the cooling mechanism for the stone grinding device, the invention also provides a use method of the cooling mechanism for the stone grinding device, which comprises the following steps:

a. the chute 21 transversely penetrates through the water storage tank 1, and the filter screen 22 can move in the chute 21, so that the filter screen 22 is convenient to detach, clean and replace; the cooling water flows into the water storage tank 1 through the flowing groove 16 and the water tank, the cooling liquid is filtered through the filter screen 22, larger impurities are filtered out, so that the next use is not influenced, the filter screen 22 can be drawn out through the sliding groove 21, and when the impurities on the surface of the filter screen 22 are more, the impurities are drawn out for cleaning;

b. two filtering mechanisms 2 are arranged in the water storage tank 1, the two filtering mechanisms 2 are longitudinally distributed at intervals, and when a certain filtering mechanism 2 needs to be replaced, after a filter screen 22 in one filtering mechanism 2 is pulled to move out, at least one filtering mechanism 2 is used for bearing filtering work, so that the continuous working capacity of the device is ensured.

The invention is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the invention is not limited by the above-mentioned manner, and it is within the scope of the invention to adopt various insubstantial modifications of the technical solution of the invention or to apply the concept and technical solution of the invention directly to other occasions without modification.