CN114516710B

CN114516710B - Engineering fungus solidification granule input device is administered to bed mud

Info

Publication number: CN114516710B
Application number: CN202210250008.8A
Authority: CN
Inventors: 宋菲菲; 刘学阳; 简龙骥; 郑进; 向文良; 李建; 谭青云
Original assignee: SICHUAN QINGHE TECHNOLOGY CO LTD
Current assignee: SICHUAN QINGHE TECHNOLOGY CO LTD
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-08-30
Anticipated expiration: 2042-03-15
Also published as: CN114516710A

Abstract

A device is put in to engineering fungus solidification granule is administered to bed mud, includes hull and a plurality of unit of putting in. The lower end of the ship body is provided with a traveling assembly. Every puts in the fifth linear mechanism that the unit includes a vertical setting, its slip end is equipped with the rotating electrical machines of vertical setting, the output shaft one end of rotating electrical machines is equipped with sealed lid, sealed lid lower extreme is equipped with puts in the subassembly, it includes a plurality of storehouses of putting in to put in the subassembly, it is equipped with the spacer block to put in the storehouse lower extreme, put in storehouse week side one end and seted up the input window, wear to be equipped with the pressure boost pipe that is used for connecting air compressor in the sealed lid, pressure boost pipe periphery side is equipped with the multiunit pressure boost mouth, the leptoprosop one end of wearing to establish in the sealed lid is equipped with a plurality of switch boards, put in the unit and still include lifting unit, the storehouse lower extreme is put in to the bottom is equipped with the base, the base lower extreme is equipped with the pointed cone. The invention can go deep into the bottom sediment, gradually puts in engineering bacteria solidified particles, realizes better in-situ treatment effect of the bottom sediment, can reduce particle loss during putting in, and improves the resource utilization rate.

Description

Engineering fungus solidification granule input device is administered to bed mud

Technical Field

The invention relates to the technical field of bottom sediment pollution treatment, in particular to a device for throwing solidified particles of bottom sediment treatment engineering bacteria.

Background

In the rapid development and industrialization process of cities, a large amount of wastewater is discharged into urban river channels, and serious pollution is caused to river channel water bodies. A large amount of pollutants are deposited in the bottom mud of the river, and after the water environment changes, the pollutants in the bottom mud are released to become a secondary pollution source of the water body of the river, so that the effective treatment of the urban river is greatly influenced. After the exogenous pollution is effectively controlled, the bottom sediment pollution becomes a main pollution source, when the environmental temperature changes, pollutants in the bottom sediment can be released again to enter an overlying water body to influence the water quality of the water body, and engineering bacteria solidified particles are usually used for bottom sediment treatment commonly used at present.

However, the engineering bacteria solidified particles are directly thrown into water at present, the particles are sunk to the bottom and then covered with sediment, when the particles are thrown from the water surface in the mode, the particles have certain loss in the water body, and in addition, for the water area with thicker sediment, the engineering bacteria solidified particles are only thrown from the surface layer, and the in-situ treatment effect of the sediment is poor.

Disclosure of Invention

Aiming at the defects, the invention provides the device for throwing the engineering bacteria solidified particles into the bottom sediment, which can be deeply arranged in the bottom sediment, gradually throw the engineering bacteria solidified particles, realize a better in-situ treatment effect of the bottom sediment, reduce the particle loss during throwing and improve the resource utilization rate.

In order to achieve the purpose of the invention, the following technology is adopted:

the utility model provides a sediment is administered engineering fungus solidification granule and is put in device, includes:

a hull provided with a traveling assembly at a lower end thereof;

a plurality of units of puting in, locate the hull upper end, every fifth linear mechanism who puts in the unit and include a vertical setting, its slip end is equipped with the rotating electrical machines of vertical setting, the output shaft one end of rotating electrical machines is equipped with sealed lid, sealed lid lower extreme is equipped with puts in the subassembly, it includes a plurality of storehouses of puting in to put in the subassembly, it is equipped with the spacer block to put in the storehouse lower extreme, put in storehouse week side one end and seted up the window of puting in, wear to be equipped with the pressure boost pipe that is used for connecting air compressor in the sealed lid, pressure boost pipe periphery side is equipped with the multiunit pressure boost mouth, still wear to be equipped with the leptoprosop in sealed lid, leptoprosop one end is equipped with a plurality of switch boards that match with the window of puting in, it still is including the lifting unit who is used for lift pressure boost pipe and leptoprosop to put in the unit, the bottom is equipped with the base, the base up end is offered and is used for placing the opening of pressure boost pipe and leptoprosop, the base lower extreme is equipped with the awl.

Further, the output shaft one end of rotating electrical machines is equipped with the rotating part, and its lower terminal surface is equipped with a plurality of montants and a first jib, and the montant lower extreme is located to sealed lid.

Furthermore, a semicircular opening is formed in one side of the lower end of the throwing bin in a penetrating mode, a plurality of first magnetic blocks are arranged on the inner peripheral side of the throwing bin, a plurality of second magnetic openings matched with the first magnetic blocks are formed in one end of each partition block, and the magnetic poles of the first magnetic blocks are opposite to those of the second magnetic openings.

Further, the center of the upper end face of the sealing cover penetrates through the first through hole, the upper end face of the sealing cover is further provided with a second through hole, the inner peripheral side of the throwing bin is further penetrated through the slide rail, the slide rail is matched with the second through hole, the upper end face of the spacer block is provided with a third through hole matched with the first through hole, the pressurizing pipe is arranged in the first through hole in a penetrating mode, the pressurizing pipe is arranged in each third through hole in a penetrating mode, a pressurizing opening of the throwing bin at the top is matched with the first through hole, the narrow plate is arranged in the second through hole in a penetrating mode, and the upper end face of the base penetrates through the fourth through hole matched with the first through hole and the fifth through hole matched with the second through hole.

Further, lifting unit is including locating the extension piece of pressure-increasing pipe periphery side, and the extension piece is used for fixed connection pressure-increasing pipe and narrowband, and first jib lower extreme is equipped with the sixth linear mechanism of vertical setting, and its output shaft one end is equipped with the extension rod, and the extension rod is located and is extended the piece upper end.

Furthermore, the periphery of the pressure increasing pipe is also provided with a screw seat, the extending block is arranged on one side surface of the screw seat, the upper end of the narrow plate is provided with a screw hole, and the screw hole is used for penetrating a screw and is matched with the screw seat.

Furthermore, the sealing cover comprises a plurality of extension parts, and one end of each extension part is provided with a rod seat assembled at the lower end of the vertical rod.

Further, the advancing assembly comprises a propeller and a rudder, a rotary disc is arranged on the upper end face of the ship body, the rotary disc is arranged at the advancing end of the ship body, a bracket is arranged on the upper end of the rotary disc, and the fifth linear mechanism is arranged on the upper end face of the bracket.

Further, a temporary holding groove matched with the putting-in window is formed in one side of the sliding rail, the narrow plate is in sliding fit with the sliding rail, the pressurizing pipes are further arranged on the partition blocks in a penetrating mode, and the distance between every two adjacent groups of pressurizing openings is the same as the distance between every two adjacent partition blocks.

The beneficial effects of this technical scheme lie in:

1. the throwing component can pressurize the throwing bin, and engineering bacteria curing particles can be blown into the thick sediment layer by layer after the throwing component goes deep into the sediment, so that the effect of in-situ treatment of the sediment in the thick water area of the sediment is realized.

2. Fifth linear mechanism and rotating electrical machines can push the subassembly through the pointed cone and push inside the sediment, and efficiency is higher.

3. Engineering bacteria solidified particles are directly put into the bottom sediment, so that the loss of the bottom sediment in water can be reduced, and the resource utilization rate is improved.

4. This engineering fungus solidification granule is administered to bed mud is put in and is put in device portable once, puts in once, both can the exclusive use, also can combine to use with current input mode.

Drawings

Fig. 1 shows an overall perspective view of an embodiment of the present application.

Fig. 2 shows a perspective view of a particle packing unit according to an embodiment of the present application.

Fig. 3 shows a perspective view of a material extracting mechanism according to an embodiment of the application.

Fig. 4 shows a perspective view of a delivery unit according to an embodiment of the present application.

Fig. 5 is a perspective view of a lower part of a rotating part according to an embodiment of the present application.

Fig. 6 shows a perspective view of portion a of fig. 5 in an embodiment of the present application.

Fig. 7 shows a perspective view of portion B of fig. 5 in an embodiment of the present application.

Figure 8 illustrates a perspective view of a delivery assembly from two angles in accordance with an embodiment of the present application.

Fig. 9 shows an exploded view of a launch assembly according to an embodiment of the present application.

Fig. 10 shows a section view, a block perspective view and an installer perspective view of a delivery bin according to an embodiment of the present application.

Figure 11 shows a cross-sectional view of a dispensing assembly according to an embodiment of the present application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application clearer, embodiments of the present application will be described in detail below with reference to the accompanying drawings, but the embodiments described in the present application are some, not all, of the embodiments of the present application.

The device for throwing the solidified particles of the bottom sediment treatment engineering bacteria, as shown in fig. 1-11, comprises a ship body 1 and a plurality of throwing units 3.

1 lower extreme of hull is equipped with the subassembly of marcing, and the subassembly of marcing includes screw and rudder, and 1 up end of hull is equipped with rotary disk 11, and rotary disk 11 locates 1 advancing end of hull, and the 11 upper ends of rotary disk are equipped with bracket 12.

The plurality of throwing units 3 are all arranged at the upper end of the ship body 1, each throwing unit 3 comprises a fifth linear mechanism 31 arranged at the upper end surface of the bracket 12, the fifth linear mechanism 31 is vertically arranged, the sliding end of the fifth linear mechanism is provided with a vertically arranged rotating motor 32, one end of the output shaft of the rotating motor 32 is provided with a rotating part 321, the lower end surface of the rotating part 321 is provided with a plurality of vertical rods 322, a first suspender 323 and a second suspender 324, the vertical rods 322 and the first suspender 323 are rigid rods, the second suspender 324 is a flexible rod, the lower end of the vertical rod 322 is provided with a sealing cover 33, the sealing cover 33 comprises a plurality of extending parts 331, one end of each extending part 331 is provided with a rod seat 332 assembled at the lower end of the corresponding vertical rod 322, the center of the upper end surface of the sealing cover 33 is provided with a first through hole 334 in a penetrating way, the upper end surface of the sealing cover 33 is also provided with a second through hole 335 at one side of the first through hole 334, the lower end of the sealing cover 33 is provided with a throwing component, the throwing component can rotate to the outer side of the ship body 1, in this state, the particle feeding assembly comprises a plurality of feeding chambers 34, the feeding chamber 34 at the top is assembled on the sealing cover 33 through a connecting part 333, in this embodiment, the connecting part 333 is a sealing flange, a semicircular opening 341 is formed through one side of the lower end of the feeding chamber 34, a feeding window 342 is formed through one end of the outer periphery of the feeding chamber 34, a plurality of first magnetic blocks 343 are arranged on the inner periphery of the feeding chamber 34, a slide rail 344 matching with the second through hole 335 is further formed through the inner periphery of the feeding chamber 34 in a vertically penetrating manner, a temporary holding groove 345 matching with the feeding window 342 is formed on one side of the slide rail 344, a spacer 35 is assembled at one end of the first magnetic blocks 343, a half part of the spacer 35 matches with the semicircular opening 341, a third through hole 351 matching with the first through hole 334 is formed on the upper end surface of the spacer 35, a plurality of first magnetic openings 352 are formed on one end of the spacer 35, a plurality of second magnetic openings 353 matching with the first magnetic blocks 343 are formed at the other end of the spacer 35, the magnetic poles of the first magnetic block 343 are opposite to those of the second magnetic opening 353, a pressure increasing pipe 36 is arranged in the first through hole 334 in a penetrating manner, the pressure increasing pipe 36 is further arranged in each third through hole 351 in a penetrating manner, a plurality of groups of pressure increasing openings 361 are arranged on the periphery of the pressure increasing pipe 36, the distance between two adjacent groups of pressure increasing openings 361 is the same as that between two adjacent spacers 35, the pressure increasing opening 361 of the top throwing bin 34 is matched with the first through hole 334, a screw seat 362 is arranged on the periphery of the pressure increasing pipe 36, an extending block 363 is arranged on one side face of the screw seat 362, an electromagnetic valve 364 with one end used for connecting an air compressor is arranged at the upper end of the pressure increasing pipe 36, the electromagnetic valve 364 is arranged at the lower end of the second suspender 324, a narrow plate 37 in sliding fit with the sliding rail 344 is arranged in the second through hole 335, a plurality of switch plates 371 matched with the throwing window 342 and slightly higher than the throwing window 342 are arranged at one end of the narrow plate 37, a screw hole 372 is arranged at the upper end of the narrow plate 37, the screw hole 372 is used for passing through and matched with the screw seat 362, first jib 323 lower extreme is equipped with the sixth straight line mechanism 38 of vertical setting, and sixth straight line mechanism 38 output shaft one end is equipped with extension rod 381, and extension rod 381 is located extension piece 363 upper end, and bottom input bin 34 lower extreme is equipped with base 39, and the fourth through-hole 391 that matches with first through-hole 334 and the fifth through-hole 392 that matches with second through-hole 335 are seted up to base 39 up end, and base 39 lower extreme is equipped with awl 393.

Preferably, the device for feeding solidified particles of bacteria in bottom sediment treatment engineering further comprises a particle filling unit 2 arranged on the upper end surface of the ship body 1, the particle filling unit 2 comprises a table body 21, a material barrel 22 is arranged on the upper end surface of the table body 21, an inclined surface 221 is arranged on the inner bottom wall of the material barrel 22, a pair of right-angle frames 222 are arranged on two end surfaces of the material barrel 22, one end of each right-angle frame 222 is provided with a first linear mechanism 223, one end of a sliding end of each first linear mechanism 223 is provided with an L-shaped frame 224, one side of the material barrel 22 is provided with a second linear mechanism 23, the sliding end of each second linear mechanism 23 is provided with a vertically arranged third linear mechanism 24, one end of an output shaft of each third linear mechanism 24 is provided with a fourth linear mechanism 25, one end of an output shaft of each fourth linear mechanism 25 is provided with a material taking mechanism 26, the material taking mechanism 26 comprises a hanging bracket 261 with an upper end arranged at one end of the output shaft of the fourth linear mechanism 25, one side surface of the hanging bracket 261 is provided with a plurality of support brackets 262, one end of the support bracket 262 is provided with a vacuum feeding machine 263, the suction end of the vacuum feeding machine 263 faces to one side of the height descending of the inclined plane 221, a rigid suction pipe 264 is arranged at the suction end of the vacuum feeding machine 263, a flexible discharge pipe 265 is arranged at the discharge end of the vacuum feeding machine 263, the discharge pipe 265 is arranged at the upper end of one side surface of the charging bucket 22 in a spanning mode, a rigid through pipe 266 penetrating through the upper end of the L-shaped frame 224 is arranged at one end of the discharge pipe 265, and a rigid discharging pipe 267 is arranged at one end of the through pipe 266.

Preferably, when the spacer block 35 is installed, the installer 4 can be used, an electromagnet is arranged inside the installer 4, one end of the installer 4 is provided with a plurality of second magnetic blocks 41 matched with the first magnetic openings 352, the magnetic poles of the first magnetic openings 352 and the second magnetic blocks 41 are opposite, the second magnetic blocks 41 are electrically connected with the electromagnet, and the upper end of the installer 4 is provided with a push switch 42 of the electromagnet.

In the present embodiment, the first linear mechanism 223 is a first rodless linear cylinder, the second linear mechanism 23 is a second rodless linear cylinder, the third linear mechanism 24 is a third single-axis linear cylinder, the fourth linear mechanism 25 is a fourth single-axis linear cylinder, the fifth linear mechanism 31 is a fifth rodless linear cylinder, and the sixth linear mechanism 38 is a sixth single-axis linear cylinder.

The working mode is as follows:

the engineering bacteria solidified particles are poured into the throwing bin 34 of the throwing assembly by the worker standing on the ship body 1, specifically, the partition block 35 is installed from the lowest throwing bin 34, namely the second magnetic port 353 is sleeved on the first magnetic block 343 and pushed to the bottom, so that the partition block 35 is fixed, after a predetermined amount of particles are in the lowest throwing bin 34, the second partition block 35 is installed upwards, then the particles are poured into the second throwing bin 34 from bottom to top, and the like, so that a predetermined amount of particles are in each throwing bin 34.

The pressure increasing pipe 36 and the narrow plate 37 are respectively inserted into the throwing assembly, specifically, the pressure increasing pipe 36 and the narrow plate 37 respectively penetrate through the first through hole 334 and the second through hole 335 into the sealing cover 33, then the pressure increasing pipe 36 penetrates through each third through hole 351, the narrow plate 37 is placed in the sliding rail 344, the top throwing bin 34 is assembled on the sealing cover 33 through the connecting part 333, and screws penetrate through the screw holes 372 and the screw seats 362, so that the pressure increasing pipe 36 and the narrow plate 37 can be synchronously pushed by the sixth linear mechanism 38 to ascend and descend.

In the preparation stage, an external air compressor is connected to a section of the electromagnetic valve 364, the pressure increasing pipe 36 and the narrow plate 37 are lowered by the sixth linear mechanism 38, so that the pressure increasing port 361 is located in the corresponding throwing bin 34, the switch board 371 blocks all the throwing windows 342, at this time, the bottoms of the pressure increasing pipe 36 and the narrow plate 37 are located in the opening on the base 39, the air compressor is started, the pressure is increased in the throwing bin 34, after the pressure is increased to a predetermined pressure higher than the internal pressure of the sediment, the electromagnetic valve 364 is closed, the external air compressor is disconnected, so as to prevent the subsequent line from winding, at this time, the internal pressure of each throwing bin 34 is high, the electromagnetic valve 364 at the upper end is closed, the high-pressure gas cannot escape, and then the vertical rod 322 and the rod seat 332 are connected, in this embodiment, a screw rod connection is adopted.

The assembled dosing unit 3 is shown in fig. 4.

Before the throwing, the throwing component is enabled to be above the water surface through the rotating disc 11 and not above the ship body 1, the rotating motor 32 is started to enable the throwing component to rotate, the fifth linear mechanism 31 is started to enable the throwing component to descend, after the pointed cone 393 contacts bottom mud, the throwing component descends slowly and drills into the bottom mud, after the throwing component drills to a preset depth, the rotating motor 32 and the fifth linear mechanism 31 are stopped, the sixth linear mechanism 38 is started to enable the switch board 371 to rise into the temporary holding groove 345, namely the throwing window 342 is opened, particles are blown into the bottom mud due to the fact that the air pressure in the throwing bin 34 is high, the throwing component is in the state shown in fig. 11 at the moment, the uppermost pressurizing port 361 is sealed by the first through hole 334 of the sealing cover 33, and water cannot be poured into the throwing component.

Immediately after the particles are blown in, the sixth linear mechanism 38 is started, the pressure increasing pipe 36 and the narrow plate 37 are caused to descend, the throwing window 342 is closed, and the moisture in the bottom mud is prevented from entering the throwing bin 34.

The fifth linear mechanism 31 is started, the releasing component is lifted, the reverse sequence of the releasing component is analogized according to the installation, the releasing component is disassembled, residual moisture in the releasing component is poured out, engineering bacteria solidified particles are poured in again, and meanwhile, the ship body 1 is transferred to the next releasing point to be released.

Preferably, the step of pouring the engineering bacteria solidified particles can be facilitated by the particle filling unit 2, and specifically, the position of the material taking mechanism 26 can be adjusted by the second linear mechanism 23, the third linear mechanism 24 and the fourth linear mechanism 25, the particles are sucked by the vacuum feeder 263, and the particles are poured in through the discharging pipe 267.

Preferably, the spacer 35 can be easily mounted and dismounted using the mounter 4.

The above are only some examples listed in the present application and are not intended to limit the present application.

Claims

1. The utility model provides a sediment is administered engineering fungus solidification granule and is put in device which characterized in that includes:

a hull (1) provided with a traveling assembly at the lower end thereof;

a plurality of throwing units (3) arranged at the upper end of the ship body (1), wherein each throwing unit (3) comprises a vertically arranged fifth linear mechanism (31), the sliding end of the throwing unit is provided with a vertically arranged rotating motor (32), one end of the output shaft of the rotating motor (32) is provided with a sealing cover (33), the lower end of the sealing cover (33) is provided with a throwing assembly, the throwing assembly comprises a plurality of throwing bins (34), the lower end of each throwing bin (34) is provided with a partition block (35), one end of the outer peripheral side of each throwing bin (34) is provided with a throwing window (342), a pressurizing pipe (36) used for connecting an air compressor is arranged in each sealing cover (33) in a penetrating manner, a plurality of groups of pressurizing ports (361) are arranged on the outer peripheral side of each pressurizing pipe (36), a narrow plate (37) is arranged in each sealing cover (33) in a penetrating manner, one end of each narrow plate (37) is provided with a plurality of switch plates (371) matched with the throwing window (342), and each throwing unit (3) further comprises a lifting assembly used for lifting the pressurizing pipe (36) and the narrow plate (37), the lower end of the bottom throwing bin (34) is provided with a base (39), the upper end face of the base (39) is provided with an opening for placing a pressure increasing pipe (36) and a narrow plate (37), and the lower end of the base (39) is provided with a pointed cone (393).

2. The sediment treatment engineering bacteria solidified particle throwing device of claim 1, wherein one end of the output shaft of the rotating motor (32) is provided with a rotating part (321), the lower end surface of the rotating part is provided with a plurality of vertical rods (322) and a first suspender (323), and the sealing cover (33) is arranged at the lower end of the vertical rods (322).

3. The sediment treatment engineering bacteria solidified particle throwing device of claim 1, wherein a semicircular opening (341) is formed in one side of the lower end of the throwing bin (34) in a penetrating mode, a plurality of first magnetic blocks (343) are arranged on the inner peripheral side of the throwing bin (34), a plurality of second magnetic ports (353) matched with the first magnetic blocks (343) are formed in one end of the partition block (35), and the magnetic poles of the first magnetic blocks (343) and the second magnetic ports (353) are opposite.

4. The sediment disposal engineering bacteria solidified particle throwing device of claim 1, wherein a first through hole (334) is formed through the center of the upper end surface of the sealing cover (33), a second through hole (335) is formed on the upper end surface of the sealing cover (33), a sliding rail (344) is further formed through the inner peripheral side of the throwing bin (34), the sliding rail (344) is matched with the second through hole (335), a temporary holding groove (345) matched with the throwing window (342) is formed on one side of the sliding rail (344), a third through hole (351) matched with the first through hole (334) is formed on the upper end surface of the partition block (35), the pressure increasing pipes (36) are arranged in the first through hole (334) in a penetrating manner, the pressure increasing pipes (36) are arranged in the third through holes (351), the pressure increasing pipes (36) are arranged in the partition blocks (35) in a penetrating manner, the pressure increasing ports (361) of the throwing bin (34) at the top are matched with the first through hole (334), the distance between two adjacent pressure increasing ports (361) is the same as the distance between two adjacent partition blocks (35), narrow plate (37) wear to locate in second through-hole (335), narrow plate (37) sliding fit in slide rail (344), and fourth through-hole (391) that match with first through-hole (334) and fifth through-hole (392) that match with second through-hole (335) are seted up to base (39) up end.

5. The sediment treatment engineering bacteria solidified particle throwing device of claim 2, wherein the lifting assembly comprises an extension block (363) arranged on the outer peripheral side of the pressure increasing pipe (36), the extension block (363) is used for fixedly connecting the pressure increasing pipe (36) and the narrow plate (37), a vertically arranged sixth linear mechanism (38) is arranged at the lower end of the first suspension rod (323), an extension rod (381) is arranged at one end of an output shaft of the sixth linear mechanism, and the extension rod (381) is arranged at the upper end of the extension block (363).

6. The sediment treatment engineering bacteria solidification particle throwing device of claim 5, wherein the pressure increasing pipe (36) is further provided with a screw seat (362) at the outer peripheral side, the extending block (363) is arranged at one side of the screw seat (362), the upper end of the narrow plate (37) is provided with a screw hole (372), and the screw hole (372) is used for penetrating a screw and is matched with the screw seat (362).

7. The sediment treatment engineering bacteria solidified particle throwing device of claim 2, wherein the sealing cover (33) comprises a plurality of extension parts (331), and one end of each extension part (331) is provided with a rod seat (332) assembled at the lower end of the corresponding vertical rod (322).

8. The sediment treatment engineering bacteria solidification particle throwing device of claim 1, wherein the advancing assembly comprises a propeller and a rudder, a rotating disc (11) is arranged on the upper end face of the ship body (1), the rotating disc (11) is arranged at the advancing end of the ship body (1), a bracket (12) is arranged at the upper end of the rotating disc (11), and the fifth linear mechanism (31) is arranged on the upper end face of the bracket (12).