CN212922828U

CN212922828U - Mortar bulk tank

Info

Publication number: CN212922828U
Application number: CN202021039706.6U
Authority: CN
Inventors: 张彬
Original assignee: Beijing Jingxin Lyushi Dry Mix Mortar Co ltd
Current assignee: Beijing Jingxin Lyushi Dry Mix Mortar Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-04-09
Anticipated expiration: 2030-06-08

Abstract

The utility model relates to a mortar bulk tank, which relates to the technical field of constructional engineering and aims to solve the problems that when powdery materials are added into the existing bulk tank, dust is easy to diffuse out of a tank body, causing pollution and waste; the cover body is provided with a plurality of air outlets, and air outlets are respectively provided with fans with air outlet ends facing the outer side of the tank body; a conical cover used for shielding the air outlet is arranged at the air outlet on the cover body; a support ring is arranged at the position of an air outlet on the cover body, a plurality of support columns are arranged on the upper end surface of the support ring, the conical cover is arranged on the support columns, and the outer side edge of the conical cover is positioned on the lower side of the upper side surface of the support ring; the positions in the cover body corresponding to the air outlet are respectively provided with a dust removal assembly. The utility model discloses have the internal dust of reduction jar and spread outward, pollution abatement and extravagant effect.

Description

Mortar bulk tank

Technical Field

The utility model belongs to the technical field of building engineering's technique and specifically relates to a mortar bulk tank is related to.

Background

The cushion cement self-leveling refers to that when ground pavement is carried out, such as wood floor pavement, plastic floor pavement and the like, dry-mixed powder materials consisting of multiple active ingredients are mixed with water according to a certain proportion, and the mixture is poured on the ground, and has a function of automatic leveling due to better fluidity, so that leveling can be realized more conveniently, and compared with a manual leveling mode, the cushion cement self-leveling mortar is more convenient and quicker, namely dry powder mixture which is formed by mixing multiple active ingredients, and can be directly used by mixing the dry powder mixture with water according to a certain proportion, and the mortar bulk tank is a tank body for storing bulk mortar.

The patent document with the existing publication number of CN205272339U discloses a mortar bulk tank, which comprises a barrel body and a main support, wherein the main support is used for supporting the barrel body, one end of the barrel body is provided with a feeding hole, the other end of the barrel body is provided with a discharging hole, the outer surface of the barrel body is provided with a spraying device used for dust removal, the spraying device comprises a plurality of spraying nozzles and a pipeline used for water delivery, the spraying nozzles are arranged around the central axis of the barrel body, and the spraying nozzles are connected with the pipeline.

When dry powder materials such as cement are added into the mortar bulk tank, the dry powder materials such as cement are made to overflow out of the barrel body, part of powder materials are brought out by the overflowed gas, dust is removed through the water sprayed by the spray nozzles on the outer side, dust diffusion overflowing from the barrel body can be reduced, influences on the surrounding environment are reduced, the overflowed dust is restrained through the spray nozzles, the sprayed water mist and the dust are condensed and fall downwards, the dust falls to the equipment or the ground below the equipment or the ground, the dust is required to be cleaned regularly, the dust is troublesome, people inconveniently pass below the dust, influences on normal passing are generated, and the powder materials overflowing from the barrel body are dissolved in the water mist sprayed by the spray nozzles, cannot be recovered, and certain waste is caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a mortar bulk tank, when adding the likepowder wherein, can reduce the phenomenon that has the dust to spill over, reduce to produce the influence to the surrounding environment, can reduce simultaneously and cause the waste.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a mortar bulk tank comprises a tank body, wherein a bracket is arranged below the tank body, the upper end of the tank body is provided with an opening, a cover body is arranged at the opening, and a feeding hole is formed in the cover body; the cover body is provided with a plurality of air outlets, and air outlets are respectively provided with fans with air outlet ends facing the outer side of the tank body; a conical cover used for shielding the air outlet is arranged at the air outlet on the cover body; a support ring is arranged at the position of an air outlet on the cover body, a plurality of support columns are arranged on the upper end surface of the support ring, the conical cover is arranged on the support columns, and the outer side edge of the conical cover is positioned on the lower side of the upper side surface of the support ring; the positions in the cover body corresponding to the air outlet are respectively provided with a dust removal assembly; the lower part of the tank body is set to be conical, and the lower end of the tank body is provided with a discharge hole and a control valve for opening and closing the discharge hole.

Through adopting above-mentioned technical scheme, when adding powdery material to the internal portion of jar, under the effect of the internal atmospheric pressure change of jar and fan, the internal gas of jar overflows from gas outlet, carry partial powdery material in the gas, through the dust removal subassembly, filter the material that carries in the gas, the phenomenon in the internal powdery material diffusion of jar to external world appears in the reduction, the reduction causes the pollution to the environment, and simultaneously, reduce the waste of material, through the conical cover that sets up in gas outlet department, when guaranteeing that gas overflows from gas outlet department, reduce external foreign matter or the phenomenon that the rainwater enters into jar internal portion through the gas outlet.

The present invention may be further configured in a preferred embodiment as: the dust removal assembly comprises a dust removal bag connected to the tank body and an installation frame arranged on the cover body and used for installing the dust removal bag; the dust removal bag covers the outer side of the mounting frame; the cover body is provided with a beating component used for beating the dust removal bag at a position corresponding to the dust removal component.

Through adopting above-mentioned technical scheme, beat the subassembly through the setting and beat the dust bag, reduce the material and remain on the dust bag, cause the phenomenon of jam to the gap of dust bag, guarantee the smooth and easy nature that gas spills over from the dust bag.

The present invention may be further configured in a preferred embodiment as: the mounting frame comprises a mounting ring which is in threaded connection with the cover body, a positioning ring which is arranged below the mounting ring and a connecting rod which is connected between the mounting ring and the positioning ring; the inner rings of the mounting ring and the positioning ring are respectively provided with a connecting plate, and the upper end and the lower end of the connecting rod are respectively connected to the two corresponding connecting plates.

Through adopting above-mentioned technical scheme, the dust bag cover is established on the mounting bracket, and the lower extreme of dust bag struts through the holding ring, reduces the phenomenon that the shrink of dust bag appears in a department and makes gas unable to spill over smoothly, guarantees the smoothness nature of dust bag department's ventilation.

The present invention may be further configured in a preferred embodiment as: the knocking assembly comprises two knocking rods with connected ends, an adapter rod connected at the connecting position of the knocking rods and a driving piece arranged on the cover body and used for driving the adapter rod to rotate; the connecting position of the adapter rod and the rapping rod is vertically provided with a rotating shaft, and the rotating shaft is rotatably supported on the cover body.

Through adopting above-mentioned technical scheme, drive two through the driving piece and strike pole reciprocating rotation in certain angle position, beat in turn the both sides of dust pocket, compare in knocking the dust pocket from one side of dust pocket, shake the effect that falls with the powdery material on the dust pocket better.

The present invention may be further configured in a preferred embodiment as: the driving piece comprises a rotary disc which is rotatably supported on the mounting plate, a transmission rod which is connected between the rotary disc and the transfer rod, and a driving motor which is arranged on the cover body and used for driving the rotary disc to rotate; one end of the transmission rod is hinged to the end part, far away from the knocking rod, of the switching rod, and the other end of the transmission rod is hinged to the edge of the rotary table.

Through adopting above-mentioned technical scheme, drive the carousel through driving motor and rotate, drive the connecting rod through the transfer line and carry out reciprocating rotation in certain angle position, can be comparatively convenient control the beating pole, drive and beat the comparatively flow of pole pivoted process and stable.

The present invention may be further configured in a preferred embodiment as: the position department that the lid downside corresponds with the feed inlet is provided with filtering component, and it is including setting up the filter screen that corresponds position department at lid downside and feed inlet and setting up the installation piece that is used for fixing the filter screen at the lid downside, and the installation piece has two, and it is located the both sides of lid downside feed inlet.

Through adopting above-mentioned technical scheme, can filter the massive thing that contains in adding the internal powdery material of jar, reduce the phenomenon that contains the massive thing in the powdery material of production, reduce the holistic quality to the powdery material of production and exert an influence, simultaneously, reduce the massive thing that wherein contains and cause the phenomenon of jam to the discharge gate of jar body downside, guarantee the smoothness nature of ejection of compact.

The present invention may be further configured in a preferred embodiment as: mounting grooves are respectively formed in the opposite side surfaces of the two mounting blocks, and the side edges of the filter screen are embedded in the mounting grooves; a plurality of guide rods are arranged in the mounting grooves at intervals respectively, penetrate through the filter screen and are in sliding connection with the filter screen; a plurality of vibration components for driving the filter screen to vibrate are respectively arranged on the lower sides of the mounting blocks, and each vibration component comprises a vibration motor arranged on the mounting blocks and a cam arranged on an output shaft of the motor; the cam is abutted with the lower side of the filter screen; the guide rods are respectively sleeved with springs which are positioned on the upper sides of the filter screens.

Through adopting above-mentioned technical scheme, the filter screen vibration, can reduce the phenomenon that the cubic causes the jam to the hole of filter screen to appear, guarantee the smooth and easy nature that powdery material falls down from the filter screen, the phenomenon of jam appears in the reduction, the cam rotates the in-process and upwards jacks up the filter screen, this in-process compresses the spring, later under the effect of spring, the filter screen moves down, can be to a certain extent the vibration frequency of clamp splice filter screen, at the in-process that upwards jacks up the filter screen, reduce its and mounting groove upside lateral wall striking, carry out certain buffering to the filter screen.

The present invention may be further configured in a preferred embodiment as: the filter screen is obliquely arranged, and the mounting groove is obliquely arranged; the end parts of the two mounting blocks, which are positioned at the lower side of the filter screen, are connected with a U-shaped plate; a material collecting hopper is arranged on the inner wall of the tank body at a position corresponding to the U-shaped plate, and the U-shaped plate is aligned with an opening at the upper end of the material collecting hopper; and a material taking door for taking out the articles in the material collecting hopper is arranged on the side wall of the tank body at a position corresponding to the material collecting hopper.

Through adopting above-mentioned technical scheme, the cubic on the filter screen rolls to the downside and falls, rolls through the U-shaped board and falls to gathering materials enough, after the certain time, clears up the cubic in the collecting hopper, can reduce to have more cubic to pile up on the filter screen, has partial cubic to drop to the internal phenomenon of jar from the filter screen border at filter screen vibration in-process, can be comparatively timely clear up the cubic, has better filter effect to powdery material.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the gas outlet and the dust removal assembly, when powdery materials are added into the bulk tank, the gas in the bulk tank overflows from the position of the gas outlet, the powdery materials carried in the overflowed gas are filtered through the arranged dust removal assembly, the phenomenon that the powdery materials are diffused into the external environment from the gas outlet is reduced, the pollution to the external environment is reduced, meanwhile, the waste caused by the diffusion of the powdery materials into the external environment can be reduced, through the conical cover arranged at the gas outlet, the gas outlet can be covered under the condition that the gas is ensured to overflow from the gas outlet, and the phenomenon that foreign matters in the external environment or rainwater enters the tank body through the gas outlet is reduced;

2. through the arranged dust removal assembly and the beating assembly, in the material adding process, the beating assembly is used for beating the dust removal bag, so that residual powdery materials on the dust removal bag drop to the lower side of the tank body, the phenomenon that gaps of the dust removal bag are blocked due to the fact that more existing powdery materials are remained on the dust removal bag is reduced, the gas cylinder is beaten through the beating assembly through an unsmooth phenomenon, the smoothness of gas passing through the dust removal bag is guaranteed, and the normal operation is guaranteed;

3. through the filter assembly who sets up, can filter the cubic material that contains that adds in the internal powdery material of jar, reduce the cubic thing that contains in the powdery material, the reduction produces the influence to the holistic quality of product, through setting up vibration assembly, it vibrates to drive the filter screen, the cubic thing on the filter screen rolls to the downside, roll through the U-shaped board and fall to the collecting hopper in, after a terminal time, collect the cubic thing in the collecting hopper, can reduce the cubic thing and remain on the filter screen and make the hole on the filter screen blockked up the phenomenon, guarantee the smooth and easy process on the material follow filter screen.

Drawings

FIG. 1 is a schematic illustration of a bulk canister in this embodiment;

FIG. 2 is a sectional view for showing the structure of the dust removing assembly;

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

FIG. 4 is a schematic view of the structure of the rapping assembly;

FIG. 5 is a schematic view showing the structure of the filter assembly and the hopper;

fig. 6 is a schematic view of the structure of the filter assembly and the vibration assembly.

In the figure, 1, a tank body; 11. a support; 12. a cover body; 13. a feed inlet; 14. a discharge port; 141. a control valve; 15. an air outlet; 16. a fan; 2. a support ring; 21. a conical cover; 22. a support pillar; 3. a dust removal assembly; 31. a mounting frame; 311. a mounting ring; 312. a positioning ring; 313. a connecting rod; 314. a connecting plate; 32. a dust removal bag; 4. a rapping component; 41. a knock rod; 42. a transfer lever; 43. a drive member; 431. a turntable; 432. a transmission rod; 433. a drive motor; 44. a rotating shaft; 5. a filter assembly; 51. mounting blocks; 511. mounting grooves; 52. a filter screen; 53. a guide bar; 54. a spring; 6. a vibrating assembly; 61. a vibration motor; 62. a cam; 7. a U-shaped plate; 71. a collection hopper; 72. a material taking door.

Detailed Description

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

Referring to fig. 1, the mortar bulk tank disclosed by the utility model comprises a tank body 1, wherein a bracket 11 for supporting the tank body 1 is arranged under the tank body 1; the upper end of the tank body 1 is provided with an opening, the opening at the upper end is provided with a head cover body 12, and the middle position on the cover body 12 is provided with a feeding hole 13 for feeding materials into the tank body 1; the lower end of the tank body 1 is provided with a cone, the lower end of the cone part is provided with a discharge hole 14, and a control valve 141 for opening and closing the discharge hole 14 is arranged at the discharge hole 14; referring to fig. 2 and 3, the cover 12 is provided with three air outlets 15, which are uniformly arranged at intervals outside the feed inlet 13, the feed inlet 13 is respectively provided with a fan 16, and the air outlet end of the fan faces the outside of the tank 1; the positions of the cover body 12, which are positioned on the side surface outside the tank body 1 and correspond to the air outlet 15, are respectively provided with a support ring 2; the support rings 2 are respectively provided with a conical cover 21, and the conical covers 21 are of a conical structure with the tip upwards; a plurality of supporting columns 22 for supporting the cone are fixedly connected between the upper side surface of the supporting ring 2 and the cone cover 21, a gap exists between the cone cover 21 and the supporting ring 2, and the outer side edge of the cone cover 21 is positioned on the lower side of the upper side surface of the supporting ring 2; the cover body 12 is provided with dust removing components 3 at the positions corresponding to the air outlets 15 on the side surface in the tank body 1.

Referring to fig. 2 and 3, the dust removing assembly 3 includes a mounting frame 31 fixed on the cover 12 and a dust removing bag 32 disposed on the mounting frame 31; the mounting frame 31 comprises a mounting ring 311 screwed on the cover body 12, a positioning ring 312 positioned below the mounting ring 311, and a connecting rod 313 arranged between the mounting ring 311 and the positioning ring 312; the inner ring of the mounting ring 311 is fixedly connected with a connecting plate 314, the inner ring of the positioning ring 312 is also fixedly connected with the connecting plate 314, and the upper end and the lower end of the connecting rod 313 are fixedly connected with the upper connecting plate 314 and the lower connecting plate 314 respectively; the opening of the dust bag 32 is sleeved on the mounting ring 311, the positioning ring 312 and the connecting rod 313 are respectively located in the dust bag 32, and the positioning ring 312 is located at the bottom of the dust bag 32.

When powdery materials are added into the tank body 1, a pipeline for adding the materials is communicated with the feeding hole 13, the powdery materials are added into the tank body 1, gas in the tank body 1 overflows from the position of the gas outlet 15 to the outside under the action of the change of the air pressure in the tank body 1 and the fan 16, the powdery materials in the tank body 1 are driven to the position of the dust bag 32, the gas is discharged from the gas outlet 15 through the filtration of the dust bag 32, the powdery materials stay on the dust bag 32, and the phenomenon that the powdery materials are volatilized out of the tank body 1 can be reduced; the support ring 2 and the conical cover 21 are arranged on the outer side of the air outlet 15, so that the air outlet 15 is sealed under the condition that the gas in the tank body 1 is ensured to be smoothly discharged out of the tank body 1, and rainwater can be reduced from flowing into the tank body 1 under the conditions of rain and the like; fix a position dust bag 32 through setting up the locating plate, strut its lower extreme, reduce the phenomenon that dust bag 32 shrink is in the same place, reduce to produce the influence to normal dust removal effect.

In the using process, the powdery material remains on the dust removal bag 32, which makes the ventilation not smooth, therefore, referring to fig. 4, the positions on the lower side surface of the cover body 12 corresponding to the dust removal bag 32 are respectively provided with a tapping assembly 4, which comprises two tapping rods 41 with vertically fixed ends, a switching rod 42 fixedly connected to the connecting position of the two tapping rods 41, and a driving piece 43 for driving the switching rod 42 to rotate within a certain angle range; a rotating shaft 44 is fixedly connected to the connecting position of the knocking rod 41 and the switching rod 42, and the rotating shaft 44 is vertically and rotatably supported on the cover body 12; the two knocking rods 41 are located on two sides of the corresponding dust pocket 32, and rotate within a certain angle range through rotation, so that the two knocking rods 41 are driven to knock the dust pocket 32.

Referring to fig. 4, the driving member 43 includes a rotary plate 431 rotatably supported on the cover 12, a transmission rod 432 connected between the rotary plate 431 and the adapting rod 42, and a driving motor 433 disposed on the cover 12 for driving the rotary plate 431 to rotate; one end of the transmission rod 432 is hinged to the switching rod 42 and is far away from the end part of the knocking rod 41, the other end of the transmission rod is hinged to the edge position on the rotary disc 431, the driving motor 433 drives the rotary disc 431 to rotate, the transmission rod 432 is used for transmission, the switching rod 42 is driven to rotate within a certain angle range, namely, the two knocking rods 41 are driven to rotate within a certain angle range, knocking is carried out on the dust removal bag 32, the powdery material on the dust removal bag 32 drops into the tank body 1, the influence on the gas outlet process under the condition that the powdery material is remained on the dust removal bag 32 is reduced, the smoothness of the gas outlet process is ensured, and blocking.

When adding the material to jar body 1 in, can have great blocky thing in the powdery material, if it drops in the powdery material of jar body 1 in, when discharging powdery material from jar body 1 in, the phenomenon of jam appears easily in the position department of discharge gate 14, in addition, remains in the powdery material and has blocky thing can exert an influence to the quality of the powdery mortar mixture of production, consequently, is provided with filter assembly 5 in the position department of feed inlet 13.

Referring to fig. 5 and 6, the filter assembly 5 includes two mounting blocks 51 fixedly connected to the lower side of the cover 12 and a filter screen 52 disposed in the bracket 11 of the two mounting blocks 51; the two mounting blocks 51 are respectively positioned at two opposite sides of the feed opening 13 on the lower side surface of the cover body 12; the filter screen 52 is positioned below the feed port 13; mounting grooves 511 are respectively formed in the opposite side surfaces of the two mounting blocks 51, a plurality of guide rods 53 are respectively and uniformly arranged in the mounting grooves 511 at intervals along the length direction of the mounting grooves, the guide rods 53 are respectively vertically arranged, and the upper end and the lower end of each guide rod 53 are respectively and fixedly connected to the upper side wall and the lower side wall of the mounting groove 511; two side edges of the filter screen 52 are respectively embedded in the mounting grooves 511, and the guide rods 53 respectively penetrate through the edges of the filter screen 52 and are connected with the filter screen 52 in a sliding manner; the guide rods 53 are respectively sleeved with a spring 54 which is positioned at the upper side of the filter screen 52, and two ends of the spring 54 are respectively connected to the filter screen 52 and the side wall of the mounting groove 511; the mounting blocks 51 are provided with four vibration assemblies 6 for driving the filter screen 52 to vibrate, the four vibration assemblies 6 are respectively arranged at two ends of the two mounting blocks 51 and comprise a vibration motor 61 arranged on the lower side surface of the mounting blocks 51 and a cam 62 fixedly connected to an output shaft of the vibration motor 61; the cam 62 abuts against the lower side surface of the filter screen 52, the vibration motor 61 drives the cam 62 to rotate to jack the filter screen 52 upwards, after the cam 62 rotates for a certain angle, the filter screen 52 moves downwards under the action of the spring 54, the cam 62 rotates to drive the filter screen 52 to vibrate, and the phenomenon that holes in the filter screen 52 are blocked can be reduced.

Referring to fig. 5, the filter screen 52 is disposed obliquely, and the portion of the filter screen located at the lower side of the feed inlet 13 is higher than the portion facing the side wall of the tank body 1, i.e. the mounting groove 511 is also disposed obliquely; the end parts of the two mounting blocks 51 positioned at the lower side of the filter screen 52 are connected with a U-shaped plate 7; a collecting hopper 71 is arranged on the inner side wall of the tank body 1 at a position corresponding to the U-shaped plate 7, the U-shaped plate 7 is aligned with an opening at the upper end of the collecting hopper 71, and the blocks on the filter screen 52 are rolled into the collecting hopper 71 through the U-shaped plate 7; a material taking door 72 for taking out the blocks in the collecting hopper 71 is arranged on the side wall of the tank body 1 at a position corresponding to the lower side of the collecting hopper 71.

When adding the powdery material into jar body 1 in, the powdery material drops on filter screen 52, drive cam 62 through vibrating motor 61 and rotate, drive filter screen 52 vibration, make the powdery material pass through filter screen 52 and drop jar body 1 below, the block that wherein contains is kept off at filter screen 52 upside, vibrate through filter screen 52, can drive the block and remove to the lower one side of filter screen 52, the block falls on U-shaped board 7, later the block rolls along U-shaped board 7 and falls in collecting hopper 71, after one end time, take out through the block of getting in the material mouth with collecting hopper 71, can reduce the block that contains in the powdery material of adding jar body 1, reduce and produce the influence to the holistic quality of powdery material, guarantee its whole quality.

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

1. The utility model provides a mortar bulk tank, includes jar body (1), is provided with support (11) under jar body (1), its characterized in that: the upper end of the tank body (1) is provided with an opening, the opening is provided with a cover body (12), and the cover body (12) is provided with a feeding hole (13); a plurality of air outlets (15) are formed in the cover body (12), and fans (16) with air outlet ends facing the outer side of the tank body (1) are respectively arranged in the air outlets (15); a conical cover (21) used for shielding the air outlet (15) is arranged at the position of the air outlet (15) on the cover body (12); a support ring (2) is arranged at the position of an air outlet (15) on the cover body (12), a plurality of support columns (22) are arranged on the upper end surface of the support ring (2), a conical cover (21) is arranged on the support columns (22), and the outer side edge of the conical cover is positioned on the lower side of the upper side surface of the support ring (2); the cover body (12) is internally provided with a dust removal component (3) at the position corresponding to the air outlet (15); the lower part of the tank body (1) is conical, and the lower end of the tank body is provided with a discharge hole (14) and a control valve (141) for opening and closing the discharge hole (14).

2. A mortar bulk tank according to claim 1, characterized in that: the dust removal assembly (3) comprises a dust removal bag (32) connected to the tank body (1) and an installation frame (31) arranged on the cover body (12) and used for installing the dust removal bag (32); the dust removing bag (32) is covered on the outer side of the mounting frame (31); the cover body (12) is provided with a beating component (4) which is used for beating the dust removal bag (32) at the position corresponding to the dust removal component (3).

3. A mortar bulk tank according to claim 2, characterized in that: the mounting frame (31) comprises a mounting ring (311) which is in threaded connection with the cover body (12), a positioning ring (312) which is arranged below the mounting ring (311) and a connecting rod (313) which is connected between the mounting ring (311) and the positioning ring (312); the inner rings of the mounting ring (311) and the positioning ring (312) are respectively provided with a connecting plate (314), and the upper end and the lower end of the connecting rod (313) are respectively connected to the two corresponding connecting plates (314).

4. A mortar bulk tank according to claim 2, characterized in that: the knocking assembly (4) comprises two knocking rods (41) with end parts connected, an adapter rod (42) connected to the connecting position of the knocking rods (41), and a driving piece (43) arranged on the cover body (12) and used for driving the adapter rod (42) to rotate; a rotating shaft (44) is vertically arranged at the connecting position of the switching rod (42) and the knocking rod (41), and the rotating shaft (44) is rotatably supported on the cover body (12).

5. A mortar bulk tank according to claim 4, characterized in that: the driving part (43) comprises a rotary disc (431) rotatably supported on the mounting plate, a transmission rod (432) connected between the rotary disc (431) and the transfer rod (42), and a driving motor (433) arranged on the cover body (12) and used for driving the rotary disc (431) to rotate; one end of the transmission rod (432) is hinged to the end part, far away from the knocking rod (41), of the changeover rod (42), and the other end of the transmission rod is hinged to the edge position of the rotary disc (431).

6. A mortar bulk tank according to claim 1, characterized in that: the position department that the downside of lid (12) corresponds with feed inlet (13) is provided with filtering component (5), and it is including setting up filter screen (52) and the installation piece (51) that set up in lid (12) downside and feed inlet (13) corresponding position department for fixing filter screen (52) in lid (12) downside, and installation piece (51) have two, and it is located the both sides of lid (12) downside feed inlet (13).

7. A mortar bulk tank according to claim 6, characterized in that: mounting grooves (511) are respectively formed in the opposite side surfaces of the two mounting blocks (51), and the side edges of the filter screen (52) are embedded in the mounting grooves (511); a plurality of guide rods (53) are arranged in the mounting grooves (511) at intervals respectively, and the guide rods (53) penetrate through the filter screen (52) and are connected with the filter screen (52) in a sliding manner; a plurality of vibration assemblies (6) for driving the filter screen (52) to vibrate are respectively arranged on the lower sides of the mounting blocks (51), and each vibration assembly comprises a vibration motor (61) arranged on the mounting blocks (51) and a cam (62) arranged on an output shaft of the motor; the cam (62) is abutted with the lower side of the filter screen (52); the guide rods (53) are respectively sleeved with springs (54), and the springs (54) are positioned on the upper sides of the filter screens (52).

8. A mortar bulk tank according to claim 7, characterized in that: the filter screen (52) is obliquely arranged, and the mounting groove (511) is obliquely arranged; the end parts of the two mounting blocks (51) positioned at the lower side of the filter screen (52) are connected with a U-shaped plate (7); a material collecting hopper (71) is arranged on the inner wall of the tank body (1) at a position corresponding to the U-shaped plate (7), and the U-shaped plate (7) is aligned with an opening at the upper end of the material collecting hopper (71); a material taking door (72) used for taking out the articles in the material collecting hopper (71) is arranged on the side wall of the tank body (1) at the position corresponding to the material collecting hopper (71).