CN211938405U - Soil remediation system - Google Patents

Abstract

The utility model relates to a soil remediation system, including the storehouse body, storehouse body top is fixed with the inlet pipe, and it has the otter board to articulate on the internal lateral wall of storehouse, and the one end and the internal lateral wall butt of its articulated shaft are kept away from to the otter board, rotate on the otter board and be equipped with two brush rolls, are fixed with first brush hair on the brush roll, install jointly on otter board and the brush roll and be used for ordering about brush roll pivoted drive assembly, and storehouse body top is fixed with the air heater, and the air heater communicates through the blast pipe. The utility model discloses when separating clod and stone, the staff only need open the air heater, it is internal that hot-blast air is sent into the storehouse through the blast pipe after the air heater work, make the clod become dry with this, afterwards, the staff only needs order about two brush rolls through drive assembly and rotate, at this in-process, the first brush hair on the brush roll has played the good effect of breaing up to dry clod, the mesh on the soil follow otter board after breaing up drops, thereby make stone and clod separation, be favorable to going on smoothly of soil repair system.

Description

Soil remediation system

Technical Field

The utility model belongs to the technical field of the soil remediation technique and specifically relates to a soil remediation system is related to.

Background

Need use soil repair system to restore soil at the soil repair in-process, dig the soil of getting the transportation and often have a large amount of agglomerations, these agglomerations can hinder restorer, washing liquid and soil particle contact at the soil repair in-process to seriously disturb the normal clear of stirring process. If larger lumps are accumulated continuously, the conveyor belt can be even prevented from normally conveying soil, and conveying equipment is damaged. Traditional rubbing crusher often will sneak into together crushing such as stone of soil, and the piece that consequently produces will cause secondary pollution to soil, is unfavorable for the repair work in later stage.

The Chinese utility model with publication number CN208302865U discloses a soil breaking bin for a soil remediation system, which comprises a bin body and three brush rolls arranged at the inner side of the lower opening of the bin body; two ends of each brush roll are respectively connected with the side wall of the bin body through a bearing seat, two belt pulleys are arranged at one end of each brush roll, adjacent brush rolls are connected through a belt, and the three brush rolls are driven through a driving motor; the brush roller comprises a cylindrical roller body, and first hard plastic bristles are densely distributed on the side wall of the cylindrical roller body. The utility model discloses a soil remediation system can realize breaing up of caking of soil with the hack storehouse to the raise dust phenomenon of in-process is broken up in effectual reduction.

However, the soil crushing bin in the technical scheme has the following defects: the internal corresponding filtering mechanism that does not set up of storehouse, the stone easily drops to brush roll department together with the clod, when the stone happens and blocks between two brush rolls, causes the influence to the rotation of two brush rolls easily, damages the brush roll even to influence the work of breaing up of soil caking.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a soil remediation system, this soil remediation system have increased the distance between two brush rolls, have avoided the condition of stone card between two brush rolls, have reduced the probability that the brush roll damaged to at the internal otter board that is equipped with of storehouse, play good effect of blockking to the stone with this, be favorable to making stone and soil alternate segregation.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a soil remediation system, includes the storehouse body, storehouse body top is closed and the bottom opening, storehouse body top is fixed with the inlet pipe rather than the intercommunication, the articulated top cap that is used for closed inlet pipe in inlet pipe upper end, the internal otter board rather than the inside wall articulated of installing of storehouse, the one end and the storehouse body inside wall butt of its articulated shaft are kept away from to the otter board, run through on the otter board and be equipped with rather than rotating two brush rolls of being connected, two the brush roll sets up about the axis symmetry of inlet pipe, the brush roll is located the arc of otter board top and is fixed with first brush hair on the surface, install jointly on otter board and the brush roll and be used for driving about brush roll pivoted drive assembly, storehouse body top is fixed with the air heater, the.

Through adopting above-mentioned technical scheme, when separating soil block and stone, the staff only need open the air heater, send hot-blast into the storehouse body through the blast pipe behind the air heater work, make the soil block become dry with this, subsequently, the staff only needs to order about two brush rolls through drive assembly and rotate, at this in-process, first brush hair on the brush roll has played good effect of breaing up to dry soil block, soil after breaing up drops from the mesh on the otter board, and the stone is then detained on the otter board, thereby make stone and soil block separation, be favorable to going on smoothly of soil repair system, this soil repair system has increased the distance between two brush rolls, the condition of stone card between two brush rolls has been avoided, the probability of damage has been reduced.

The utility model discloses further set up to: the driving assembly comprises a circular through hole formed in the screen plate, a baffle attached and fixed to the arc-shaped surface of the circular through hole, a motor fixed to the bottom surface of the baffle, a driving gear fixed to the end portion of an output shaft of the motor, and a driven gear fixed to the lower end of the brush roll and meshed with the driving gear in a fixed sleeved mode, and the axis of the circular through hole coincides with the axis of the feeding pipe.

Through adopting above-mentioned technical scheme, when using drive assembly to order about the brush roll rotation, the staff only need open the motor, and the motor drives after the work and rotates rather than the fixed driving gear of output shaft, and the driving gear drives rather than the driven gear rotation of meshing, and at this in-process, the brush roll rotates along with the driven gear is synchronous to this first brush hair on the brush roll of being convenient for breaks up dry soil block, thereby the soil after being convenient for break up drops from the mesh on the otter board.

The utility model discloses further set up to: the bin body is internally provided with a spray assembly, and the spray assembly comprises an annular pipeline fixed with the inner top wall of the bin body, a water inlet pipe communicated with an external water supply system and fixed with the arc-shaped surface at the top of the annular pipeline, a water outlet pipe communicated with the arc-shaped surface at the bottom of the annular pipeline and fixed with and communicated with one end of the water outlet pipe far away from the annular pipeline.

Through adopting above-mentioned technical scheme, after the soil block after first brush hair on the brush roll will dry is broken up, for making the soil after smashing can subside fast and pass the mesh, the staff only need through the inlet tube to water injection in the ring conduit, afterwards, rivers follow the ring conduit and move to the shower head along the outlet pipe to from the shower head blowout, thereby be convenient for float the soil dust in the internal of storehouse and absorb water and subside, thereby accelerated the settling velocity of soil granule.

The utility model discloses further set up to: and a protective cover for protecting the motor is fixed at the bottom of the baffle.

Through adopting above-mentioned technical scheme, through setting up the safety cover to this has played good guard action to the motor, thereby has reduced the probability that the motor suffered dust and rivers pollution, is favorable to prolonging the life of motor.

The utility model discloses further set up to: the top surface of the driving gear is an arc-shaped curved surface protruding upwards.

Through adopting above-mentioned technical scheme, when soil particles dropped to the arc curved surface at driving gear top on, soil particles easily rolled along the arc curved surface at driving gear top to this has avoided soil particles to gather in the condition at driving gear top.

The utility model discloses further set up to: the storehouse is characterized in that a cleaning assembly used for cleaning soil particles gathered at the top of the driven gear is further installed in the storehouse body, the cleaning assembly comprises a cross rod fixed with the inner side wall of the storehouse body and second bristles fixed with the arc-shaped surface of the bottom of the cross rod and used for brushing the upper surface of the driven gear, a through hole for the brush roller to penetrate is formed in the cross rod in a penetrating mode, and the lower ends of the second bristles are tightly abutted to the upper surface of the driven gear.

Through adopting above-mentioned technical scheme, at the motor work and drive driving gear pivoted in-process, the driving gear drives rather than the driven gear rotation of meshing, and the horizontal pole is fixed with storehouse body inside wall to this makes the second brush hair of horizontal pole bottom play good scrubbing effect to the driven gear upper surface, has reduced the soil particle volume of remaining on the driven gear upper surface.

The utility model discloses further set up to: the utility model discloses a portable electronic device, including the storage body, the storage body is close to the position of otter board articulated shaft top and is articulated on the position of the storehouse body have the side door, install the adjusting part that is used for adjusting the position of otter board jointly on otter board and the storehouse body, adjusting part includes the fixed plate of keeping away from its articulated shaft with the otter board upper surface, runs through and sets up in storehouse body top and with it the complex connecting rod that slides and with the fixed action bars in connecting rod upper end, the connecting rod lower extreme rotates.

Through adopting above-mentioned technical scheme, after soil particles and the stone after breaing up separated, for unloading the stone on the otter board, the staff only need hold the action bars and upwards carry, and at this in-process, the connecting rod is along with the synchronous rebound of action bars, and the otter board rotates around its articulated shaft and inclines gradually, and the stone easily rolls to side door one side along the otter board surface, and afterwards, the staff opens the side door and can unload the stone.

The utility model discloses further set up to: and a vibration motor is fixed at the bottom of the baffle.

Through adopting above-mentioned technical scheme, vibrating motor respectively installs a set of adjustable eccentric block at rotor shaft both ends, utilizes the centrifugal force that axle and eccentric block high-speed rotation produced to obtain exciting force, and after vibrating motor work, baffle and otter board all received great exciting force to make the stone that is located on the otter board roll to side door one side along its surface more easily, reduced the degree of difficulty that the staff cleared up the stone.

To sum up, the utility model discloses a beneficial technological effect does:

when the soil block and the stone are separated, a worker only needs to start the air heater, hot air is fed into the bin body through the air supply pipe after the air heater works, so that the soil block becomes dry, then the worker only needs to drive the two brush rolls to rotate through the driving assembly, in the process, the first bristles on the brush rolls play a good scattering role on the dry soil block, scattered soil falls off from meshes on the screen plate, the stone is retained on the screen plate, so that the stone is separated from the soil block, the soil remediation system is favorable for smooth proceeding of the soil remediation system, the distance between the two brush rolls is increased, the condition that the stone is clamped between the two brush rolls is avoided, and the probability of damage of the brush rolls is reduced;

when the driving assembly is used for driving the brush roll to rotate, a worker only needs to start the motor, the motor drives the driving gear fixed with an output shaft of the motor to rotate after working, the driving gear drives the driven gear meshed with the driving gear to rotate, and in the process, the brush roll synchronously rotates along with the driven gear, so that the first bristles on the brush roll scatter dry soil blocks, and the scattered soil falls out of meshes on the screen plate;

in this scheme, through setting up the safety cover to this has played good guard action to the motor, thereby has reduced the probability that the motor suffered dust and rivers pollution, is favorable to prolonging the life of motor.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view showing the internal structure of the bin body according to the present invention;

fig. 3 is a schematic structural diagram of the driving assembly for highlighting of the present invention.

Reference numerals: 1. a bin body; 11. a feed pipe; 111. a top cover; 12. a hot air blower; 121. an air supply pipe; 13. a side door; 2. a screen plate; 21. a brush roll; 211. a first bristle; 3. a drive assembly; 31. a circular through hole; 32. a baffle plate; 33. a motor; 34. a driving gear; 35. a driven gear; 4. a spray assembly; 41. an annular duct; 42. a water inlet pipe; 421. a water pump; 43. a water outlet pipe; 44. a shower head; 5. a protective cover; 6. cleaning the assembly; 61. a cross bar; 611. perforating; 62. a second bristle; 7. an adjustment assembly; 71. a fixing plate; 72. a connecting rod; 73. an operating lever; 8. a vibration motor.

Detailed Description

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

As shown in FIG. 1 and FIG. 2, the soil remediation system of the present invention comprises a chamber body 1, an inlet pipe 11, a top cover 111 and a mesh plate 2. The storehouse body 1 is the bucket column structure, and its cross section is square, and the upper end of the storehouse body 1 is closed and the lower extreme is closed, and the open-ended size in storehouse body 1 upper end is greater than its lower extreme open-ended size. The feed pipe 11 is a circular pipe shape, the axis of the feed pipe is vertical, and the lower end of the feed pipe 11 is fixed and communicated with the top of the bin body 1, so that a worker can conveniently add soil blocks to be scattered into the bin body 1 through the feed pipe 11. The top cover 111 has a circular plate shape, the axis of which coincides with the axis of the feed pipe 11, and the top cover 111 is hinged to the upper end of the feed pipe 11 for closing the feed pipe 11. Otter board 2 is rectangular plate-like, and its one end is articulated with 1 inside wall in the storehouse body, and otter board 2 keeps away from the one end of its articulated shaft and the inside wall butt of the storehouse body 1 to this makes the fine particle soil after breaing up pass otter board 2, and makes the size be greater than 2 go up the stone in mesh and be detained on otter board 2, thereby makes soil and stone separation, is favorable to the staff later stage to add the repairing agent in order to restore soil in the soil granule.

As shown in fig. 1 and 2, the top of the bin body 1 is fixed with an air heater 12, the air outlet end of the air heater 12 is fixed with an air supply pipe 121, one end of the air supply pipe 121 far away from the air heater 12 runs through the top of the bin body 1 and extends into the bin body 1, and after the air heater 12 works, the air heater 12 can send hot air into the bin body 1 through the air supply pipe 121, so that the moist soil blocks can be quickly dried under the hot air blowing. The screen plate 2 is provided with two brush rolls 21, the brush rolls 21 are of round rod-shaped structures with vertical axes, the brush rolls 21 penetrate through the screen plate 2 and are connected with the screen plate in a rotating mode, and the two brush rolls 21 are symmetrically arranged relative to the axis of the feeding pipe 11. The first brush bristles 211 are fixed on the arc-shaped surface of the brush roller 21 above the screen plate 2, the first brush bristles 211 are made of hard plastics, and when the first brush bristles 211 rotate, a good scattering effect can be achieved on dry soil blocks, so that particles of the soil blocks are refined.

As shown in fig. 2, the mesh plate 2 and the brush roller 21 are mounted with a driving assembly 3 for driving the brush roller 21 to rotate, and as shown in fig. 3, the driving assembly 3 includes a circular through hole 31, a baffle 32, a motor 33, a driving gear 34, and a driven gear 35. The circular through hole 31 is arranged in the middle of the screen plate 2, and the axis of the circular through hole is superposed with the axis of the feeding pipe 11. The baffle 32 is in a disc shape, the axis of the baffle 32 is overlapped with the axis of the circular through hole 31, and the arc surface of the baffle 32 is attached and fixed with the inner arc surface of the circular through hole 31. The motor 33 is fixed to the bottom surface of the baffle 32, and the axis of the output shaft thereof is vertical. The axis of driving gear 34 coincides with the axis of the output shaft of motor 33, and its cover is located the output shaft lower extreme of motor 33 and is fixed with it, and the top surface of driving gear 34 is the arc curved surface, and when soil particle dropped to driving gear 34 top surface on, soil particle easily followed the arc surface landing at driving gear 34 top to the condition emergence of debris pile up at driving gear 34 top has been avoided. The axis of the driven gear 35 coincides with the axis of the brush roller 21, the driven gear 35 is sleeved on the lower end of the brush roller 21 and fixed with the lower end of the brush roller, and the driven gear 35 is meshed with the driving gear 34. When the soil block after needs will be dried and the stone separation, the staff only need open motor 33, motor 33 drives after the work and rotates rather than the fixed driving gear 34 of output shaft, driving gear 34 then drives rather than the driven gear 35 of meshing and rotates with the fixed brush roll 21 of driven gear 35, thereby make the first brush hair 211 on the brush roll 21 rotate, with this soil block after to the drying play good effect of breaing up, soil particles after breaing up easily falls along otter board 2, and the stone is detained on otter board 2, therefore, stone and soil block can be separated.

As shown in fig. 2, a spray assembly 4 is arranged in the bin body 1, and the spray assembly 4 comprises an annular pipeline 41, a water inlet pipe 42, a water outlet pipe 43 and a spray header 44. The annular duct 41 is a square annular duct fixed to the inner top wall of the cartridge body 1. The water inlet pipe 42 is in a circular pipe shape, the lower end of the water inlet pipe penetrates through the top of the bin body 1 and is communicated with the top of the annular pipeline 41, the water inlet pipe 42 is communicated with an external water supply system, and a water pump 421 is fixed on the water inlet pipe 42. One end of the water outlet pipe 43 is fixed and communicated with the arc surface at the bottom of the annular pipeline 41, and the water inlet end of the spray header 44 is fixed and communicated with one end of the water outlet pipe 43 far away from the annular pipeline 41. Through setting up spray set 4, after soil after the drying is broken up completely, for making soil can subside fast, the staff only needs to open the pump body, adds water in to the ring pipeline 41 through inlet tube 42, afterwards, rivers flow along outlet pipe 43 and spout through shower head 44 to this makes the soil granule after breaking up and the drop of water combine, thereby be convenient for soil subside and pass otter board 2, be favorable to making soil and stone separate rapidly.

As shown in fig. 2, the bottom surface of the baffle 32 is fixed with the protective cover 5, the cross section of the protective cover 5 is circular, and as shown in fig. 3, the output shaft of the motor 33 penetrates through the protective cover 5 and is rotatably connected with the protective cover 5, and the protective cover 5 is arranged, so that the motor 33 is well protected, the probability that water flow and dust pollute the motor 33 is reduced, and the service life of the motor 33 is prolonged.

As shown in figure 2, a cleaning assembly 6 is also arranged in the bin body 1 and is used for cleaning soil particles gathered on the top of the driven gear 35, and the cleaning assembly 6 comprises a cross rod 61 and second bristles 62. The cross bar 61 is a horizontally arranged round bar structure, one end of the cross bar is fixed with the inner side wall of the bin body 1, and the cross bar 61 is provided with a through hole 611 for the brush roller 21 to pass through. The cross section of the through hole 611 is circular, and the inner diameter of the through hole 611 is larger than the diameter of the brush roller 21. The second brush hairs 62 are made of hard plastics and are fixed on the arc-shaped surface of the bottom of the cross rod 61, the bottom surfaces of the second brush hairs 62 are abutted against the upper surface of the driven gear 35, and when the motor 33 works and drives the driven gear 35 to rotate, the second brush hairs 62 play a good role in brushing the upper surface of the driven gear 35, so that the situation that particle impurities are gathered on the upper surface of the driven gear 35 is avoided.

As shown in figure 2, a side door 13 is hinged on the side wall of the bin body 1 near the top of the hinged shaft of the screen plate 2, so that a worker can open the side door 13 and clean stones on the screen plate 2. The screen plate 2 and the bin body 1 are provided with an adjusting component 7 together, and the adjusting component 7 comprises a fixing plate 71, a connecting rod 72 and an operating rod 73. The fixing plate 71 has a rectangular plate shape, and the bottom surface thereof is fixed to the upper surface of the net plate 2. The connecting rod 72 is a round rod-shaped structure with a vertical axis, penetrates through the top of the bin body 1 and is connected with the bin body in a sliding manner, and the lower end of the connecting rod 72 is rotatably connected with the fixing plate 71. The operation rod 73 is a round rod shape, the axis of the operation rod 73 is overlapped with the axis of the connecting rod 72, and the lower end of the operation rod 73 is fixed with the upper end of the connecting rod 72, so that a worker can conveniently hold the operation rod 73 and adjust the position of the net plate 2 through the connecting rod 72. When soil particles pass through otter board 2 and need clear up the stone on the otter board 2, the staff only need hold action bars 73 and upwards stimulate, under the effect of connecting rod 72, connecting rod 72 pulls otter board 2 and makes otter board 2 take place to rotate around its articulated shaft to this makes otter board 2 to side door 13 one side slope, thereby makes the stone on the otter board 2 roll to side door 13 one side, is favorable to the staff to open side door 13 and clears away the stone.

As shown in fig. 3, baffle 32 bottom is fixed with vibrating motor 8, vibrating motor 8 is located safety cover 5, vibrating motor 8 respectively installs a set of adjustable eccentric block at rotor shaft both ends, the centrifugal force that utilizes axle and the high-speed rotation of eccentric block to produce obtains the exciting force, after vibrating motor 8 work, baffle 32 and otter board 2 all receive great exciting force, thereby make the stone that is located on otter board 2 roll to side door 13 one side along its surface more easily, the degree of difficulty that the staff cleared up the stone has been reduced.

The implementation principle of the embodiment is as follows: before separating the soil blocks and the stones, the worker only needs to open the top cover 111 and can add the soil blocks and the stones into the bin body 1 through the feeding pipe 11. When separating the soil blocks from the stones, the worker only needs to turn on the hot air blower 12, and the hot air blower 12 sends hot air into the bin body 1 through the air supply pipe 121 after working, so that the soil blocks become dry. Afterwards, the staff only needs to open motor 33, motor 33 drives after the work and rotates rather than the fixed driving gear 34 of output shaft, driving gear 34 then drives rather than the driven gear 35 of meshing and rotates with driven gear 35 fixed brush roll 21, thereby make the first brush hair 211 on the brush roll 21 rotate, with this soil block after to the drying play good effect of breaing up, soil particles after breaing up easily falls along otter board 2, and the stone is detained on otter board 2, therefore, stone and soil block can separate, be favorable to staff's later stage to add the repairing agent in the soil particles in order to restore soil. This soil repair system has increased the distance between two brush rolls 21, has avoided the condition of stone card between two brush rolls 21, has reduced the probability that brush roll 21 damaged.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a soil remediation system, includes the storehouse body (1), storehouse body (1) top is closed and the bottom opening, storehouse body (1) top is fixed with inlet pipe (11) rather than the intercommunication, inlet pipe (11) upper end articulates there is top cap (111) that is used for closed inlet pipe (11), its characterized in that: install in the storehouse body (1) rather than inside wall articulated otter board (2), the one end and the storehouse body (1) inside wall butt of its articulated shaft are kept away from in otter board (2), run through on otter board (2) and be equipped with rather than rotate two brush rolls (21) of being connected, two brush roll (21) set up about the axis symmetry of inlet pipe (11), arc that brush roll (21) are located otter board (2) top is fixed with first brush hair (211) on the surface, install jointly on otter board (2) and brush roll (21) and be used for driving about brush roll (21) pivoted drive assembly (3), the storehouse body (1) top is fixed with air heater (12), air heater (12) and storehouse body (1) inside are through blast pipe (121) intercommunication.

2. A soil remediation system according to claim 1, wherein: drive assembly (3) including set up circular through-hole (31) on otter board (2), with the arc surface laminating of circular through-hole (31) and fixed baffle (32), with motor (33) that the bottom surface of baffle (32) is fixed, with driving gear (34) of the output shaft end fixing of motor (33), fixed cover locate brush roll (21) lower extreme and with driven gear (35) of driving gear (34) meshing, the axis coincidence of the axis of circular through-hole (31) and inlet pipe (11).

3. A soil remediation system according to claim 2, wherein: the bin body (1) is internally provided with a spraying assembly (4), the spraying assembly (4) comprises an annular pipeline (41) fixed with the inner top wall of the bin body (1), a water inlet pipe (42) communicated with an external water supply system and fixed with the arc-shaped surface at the top of the annular pipeline (41), a water outlet pipe (43) communicated with the arc-shaped surface at the bottom of the annular pipeline (41) and a spraying head (44) communicated with the water outlet pipe (43) and fixed with one end of the water outlet pipe (43) far away from the annular pipeline (41).

4. A soil remediation system according to claim 3, wherein: and a protective cover (5) for protecting the motor (33) is fixed at the bottom of the baffle plate (32).

5. A soil remediation system according to claim 3, wherein: the top surface of the driving gear (34) is an arc-shaped curved surface protruding upwards.

6. A soil remediation system according to claim 3, wherein: still install in the storehouse body (1) and be used for clearing up the clearance subassembly (6) that gather in driven gear (35) top soil particle, clearance subassembly (6) including with the fixed horizontal pole (61) of storehouse body (1) inside wall and with the arc fixed surface in horizontal pole (61) bottom and be used for scrubbing second brush hair (62) of driven gear (35) upper surface, run through on horizontal pole (61) and set up perforation (611) that supply brush roll (21) to pass, second brush hair (62) lower extreme supports tightly with driven gear (35) upper surface.

7. A soil remediation system according to claim 3, wherein: articulated on the position that the storehouse body (1) is close to otter board (2) articulated shaft top have side door (13), install jointly on otter board (2) and the storehouse body (1) and be used for carrying out the adjusting part (7) adjusted to the position of otter board (2), adjusting part (7) include with otter board (2) upper surface keep away from its articulated shaft rigidity fixed plate (71), run through set up in the storehouse body (1) top and with it slide complex connecting rod (72) and with connecting rod (72) fixed action bars (73) in upper end, connecting rod (72) lower extreme rotates with fixed plate (71) and is connected.

8. A soil remediation system according to claim 7, wherein: and a vibration motor (8) is fixed at the bottom of the baffle (32).

Images