CN210939939U

CN210939939U - Mortar agitator tank

Info

Publication number: CN210939939U
Application number: CN201921621669.7U
Authority: CN
Inventors: 考宏宁
Original assignee: Anhui Wogao Ready Mixed Mortar Co ltd
Current assignee: Anhui Wogao Ready Mixed Mortar Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-07-07
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a mortar stirring tank, which relates to the technical field of constructional engineering equipment, and adopts the technical scheme that the mortar stirring tank comprises a tank body and a feeding and discharging pipe, wherein a material guiding device is arranged below the feeding and discharging pipe, and comprises a bracket, a first U-shaped plate, a second U-shaped plate and two groups of fixing mechanisms; one side of the first U-shaped plate is provided with a U-shaped groove for the second U-shaped plate to slide; each group of fixing mechanisms comprises a connecting plate, a vertical plate, a bolt, a limiting block and a plurality of slots which are sequentially arranged on one side of the second U-shaped plate along the length direction of the second U-shaped plate; one end of the bolt sequentially penetrates through the vertical plate and the side wall of the first U-shaped plate and extends into the U-shaped groove to be inserted into the slot, and the other end of the bolt is fixedly connected with a first handle; the limiting block is positioned between the vertical plate and the first U-shaped plate; the plug pins are sleeved with first springs, and two ends of each first spring are fixedly connected to the vertical plate and the limiting block respectively. The utility model discloses a set up the guide device, the jar body of being convenient for carries out the ejection of compact, therefore can reduce the waste of mortar.

Description

Mortar agitator tank

Technical Field

The utility model relates to a building engineering equipment technical field, more specifically the saying so, it relates to a mortar agitator tank.

Background

When mortar used in construction engineering is stirred on a construction site, the stirring amount of the mortar is controlled according to the arrangement of workers and tools, the mortar is immediately conveyed to a construction working face for use by transportation equipment such as a trolley when being produced, and the link of storage caused by the fact that the production amount exceeds the use amount is not involved in the process. However, as the national ministry of commerce unites the departments of public security, traffic, construction, quality supervision, environmental protection and the like to issue a notice about prohibiting the on-site mortar stirring work in part of the city limit, the mortar in the construction engineering is gradually replaced by the commercial mortar. Commercial mortars come in both dry and wet form.

The prior art can refer to the chinese utility model patent that the grant bulletin number is CN206510203U, it discloses a special holding vessel of wet mixture mortar, which comprises a tank body, the transversal rectangle of personally submitting of the jar body, it is circular to erect the cross-section, the water injection pipe is installed to the top side of the jar body, one side that the water injection pipe was kept away from to the jar body is installed into the material inlet and outlet pipe, install the hygrometer on the outer wall of the jar body, the information acquisition end of hygrometer stretches to in with the internal intracavity of the jar body, the jar body includes the inner bag, heat preservation and shell, wherein the inner bag passes through the support mounting in the inner chamber of shell, be equipped with the heat preservation between the cavity between shell and the inner bag, the transmission shaft is installed to the intracavity of the jar body, the both ends at the jar body are passed through the bearing and are installed to the. The special storage tank for the wet-mixed mortar integrates the functions of moisture preservation, heat preservation, isolation and the like, and can well transport and protect the wet-mixed mortar.

However, the material guiding device is not arranged below the material feeding and discharging pipe, and when the tank body discharges, mortar may fall to the ground, so that mortar may be wasted.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a mortar agitator tank, it is through setting up the guide device, and the jar body of being convenient for carries out the ejection of compact, therefore can reduce the waste of mortar.

In order to achieve the above purpose, the utility model provides a following technical scheme: a mortar stirring tank comprises a tank body and a feeding and discharging pipe, wherein a material guiding device is arranged below the feeding and discharging pipe, and comprises a support, a first U-shaped plate which is arranged at the top of the support and is inclined downwards, a second U-shaped plate which is connected to the first U-shaped plate in a sliding manner along the inclined direction of the first U-shaped plate, and two groups of fixing mechanisms which are respectively arranged at two sides of the first U-shaped plate and are used for fixing the second U-shaped plate; one side of the first U-shaped plate, which is far away from the tank body, is provided with a U-shaped groove for the second U-shaped plate to slide; each group of fixing mechanisms comprises a connecting plate fixedly connected to one side of the first U-shaped plate, a vertical plate vertically and fixedly connected to the top of the connecting plate, a bolt connected to the vertical plate in a sliding manner along the width direction of the first U-shaped plate, a limiting block sleeved and fixed on the bolt, and a plurality of slots sequentially formed in one side of the second U-shaped plate along the length direction of the second U-shaped plate; one end of the bolt sequentially penetrates through the vertical plate and the side wall of the first U-shaped plate and extends into the U-shaped groove to be inserted into the slot, and the other end of the bolt is fixedly connected with a first handle; the limiting block is positioned between the vertical plate and the first U-shaped plate; the plug pins are sleeved with first springs, and two ends of each first spring are fixedly connected to the vertical plate and the limiting block respectively.

By adopting the technical scheme, when the second U-shaped plate needs to be moved, the bolt is pulled by pulling the first handle to separate the bolt from the slot, then the second U-shaped plate can be moved, the bolt moves to drive the limiting block to move, the limiting block moves to compress the first spring, and the first spring is in a compressed state at the moment; after the second U-shaped plate moved suitable position, loosen first handle, the stopper was driven the bolt and was pegged graft with the slot under the effect of first spring this moment to alright fix the second U-shaped plate, be convenient for like this adjust the whole length of first U-shaped plate and second U-shaped plate, thereby the jar body of being convenient for carries out the ejection of compact, therefore can reduce the waste of mortar.

The utility model discloses further set up to: and the vertical plate is provided with a limiting mechanism for limiting the bolt.

Through adopting above-mentioned technical scheme, through setting up stop gear, be convenient for carry on spacingly to the bolt to be convenient for remove second U-shaped board.

The utility model discloses further set up to: the limiting mechanism comprises a through hole formed in the vertical plate, a connecting pipe rotatably connected to the through hole, a plurality of spiral grooves formed in the inner wall of the connecting pipe, a plurality of spiral blocks fixedly connected to the outer side wall of the bolt, an annular block sleeved and fixed on the outer side wall of the connecting pipe and a fixing assembly arranged on one side of the vertical plate and used for fixing the annular block; the spiral blocks are matched with the spiral grooves in a one-to-one correspondence mode.

Through adopting above-mentioned technical scheme, the bolt removes and drives the spiral piece and remove, and the connecting pipe takes place to rotate under the effect of spiral piece and helicla flute this moment, and the connecting pipe rotates and drives the annular piece and rotate, then fixes the annular piece through fixed subassembly to alright fix the connecting pipe, and then fix the bolt, therefore the operating personnel of being convenient for removes the second U-shaped board.

The utility model discloses further set up to: the fixing component comprises a first vertical block fixedly connected to one side of the vertical plate far away from the first U-shaped plate, a second vertical block fixedly connected to one side of the first vertical block far away from the vertical plate, a pull rod connected to the second vertical block in a sliding manner along the axial direction of the bolt, a butting block fixedly connected to the outer side wall of one end, close to the vertical plate, of the pull rod, a second handle fixedly connected to the other end of the pull rod and a second spring sleeved on the pull rod; the pull rod penetrates through the second vertical block; two ends of the second spring are fixedly connected with the abutting block and the second vertical block respectively; a plurality of through holes are formed in one end of the annular block along the circumferential direction of the annular block, and one end, far away from the second handle, of the pull rod is inserted into the through holes.

By adopting the technical scheme, when the annular block needs to be fixed, the pull rod is pulled by pulling the second handle, the pull rod moves to drive the abutting block to move, the abutting block moves to abut against the second spring, and the second spring is in a compressed state; after the annular block rotates suitable position, loosen the second handle, butt joint piece this moment moves to the direction that is close to the annular block under the effect of second spring, alright make the pull rod peg graft with the perforation like this to alright fix the annular block, easy operation, convenience like this.

The utility model discloses further set up to: the bottom rigid coupling of stopper has the slider, the spout that supplies the slider to slide along the axial of bolt is seted up at the top of connecting plate.

Through adopting above-mentioned technical scheme, the spout has the guide effect to the slider to can reduce the stopper and take place the possibility of deviating at the axial of following the bolt in-process that slides.

The utility model discloses further set up to: the first U-shaped plate is rotatably connected to the top of the bracket through a rotating shaft, and a driving mechanism for driving the rotating shaft to rotate is mounted on the bracket; the driving mechanism comprises a gear fixed at one end of the rotating shaft in a sleeved mode, a rack which is connected to the side wall of the support in a sliding mode along the vertical direction and meshed with the gear, and a driving assembly which is installed on the support and used for driving the rack to move.

Through adopting above-mentioned technical scheme, through drive assembly drive rack removal, rack removal drive gear rotates, and gear revolve drives the pivot and rotates, and the pivot rotates and drives first U-shaped plate and rotate to be convenient for adjust the inclination of first U-shaped plate, therefore be convenient for first U-shaped plate and second U-shaped plate carry out the guide to the material receiving container of co-altitude.

The utility model discloses further set up to: the driving assembly comprises a fixed block vertically and fixedly connected to the side wall of the bracket, a vertically arranged lead screw in threaded connection with the fixed block, and a hand wheel fixedly connected to one end of the lead screw, which is far away from the rack; and one end of the lead screw, which is far away from the hand wheel, is rotatably connected to one end of the rack, which is close to the fixed block.

By adopting the technical scheme, the lead screw is rotated by rotating the hand wheel, and the lead screw rotates to drive the rack to move, so that the operation is simple and convenient.

The utility model discloses further set up to: one side of the rack far away from the gear is fixedly connected with a dovetail block, and a dovetail groove for the dovetail block to slide vertically is formed in the side wall of the support.

Through adopting above-mentioned technical scheme, the dovetail has the guide effect to the forked tail piece to can reduce the rack and take place the possibility of deviating along vertical slip in-process.

To sum up, the utility model discloses compare and have following beneficial effect in prior art:

1. when the second U-shaped plate needs to be moved, the bolt is pulled by pulling the first handle to separate the bolt from the slot, then the second U-shaped plate can be moved, the bolt moves to drive the limiting block to move, the limiting block moves to compress the first spring, and the first spring is in a compressed state; after the second U-shaped plate moves to a proper position, the first handle is loosened, the limiting block drives the bolt to be inserted into the slot under the action of the first spring, so that the second U-shaped plate can be fixed, the overall length of the first U-shaped plate and the second U-shaped plate can be conveniently adjusted, the tank body can conveniently discharge materials, and the waste of mortar can be reduced;

2. when the annular block needs to be fixed, the pull rod is pulled by pulling the second handle, the pull rod moves to drive the abutting block to move, the abutting block moves to abut against the second spring, and the second spring is in a compressed state; after the annular block rotates to a proper position, the second handle is loosened, and the abutting block moves towards the direction close to the annular block under the action of the second spring, so that the pull rod can be inserted into the through hole, the annular block can be fixed, and the operation is simple and convenient;

3. the rack is driven to move through the driving assembly, the rack moves to drive the gear to rotate, the gear rotates to drive the rotating shaft to rotate, and the rotating shaft rotates to drive the first U-shaped plate to rotate, so that the inclination angle of the first U-shaped plate is convenient to adjust, and the first U-shaped plate and the second U-shaped plate are convenient to guide material to material receiving containers with different heights.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic structural diagram of a material guiding device shown in an embodiment;

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

FIG. 4 is an exploded view of a highlighted via in an embodiment;

FIG. 5 is a schematic view showing the structure of the driving mechanism according to the embodiment.

In the figure: 1. a tank body; 2. feeding and discharging pipes; 3. a material guiding device; 30. a support; 301. a dovetail groove; 302. a rotating shaft; 31. a first U-shaped plate; 311. a U-shaped groove; 32. a second U-shaped plate; 4. a fixing mechanism; 41. a connecting plate; 411. a chute; 42. a vertical plate; 43. a bolt; 44. a limiting block; 441. a slider; 45. a slot; 46. a first handle; 47. a first spring; 5. a limiting mechanism; 51. a through hole; 52. a connecting pipe; 53. a helical groove; 54. a screw block; 55. a ring block; 56. a fixing assembly; 561. a first vertical block; 562. a second vertical block; 563. a pull rod; 564. a butting block; 565. a second handle; 566. a second spring; 567. perforating; 6. a drive mechanism; 61. a gear; 62. a rack; 621. a dovetail block; 63. a drive assembly; 631. a fixed block; 632. a lead screw; 633. a handwheel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a mortar stirring tank comprises a tank body 1 and a feeding and discharging pipe 2, wherein a material guide device 3 is arranged below the feeding and discharging pipe 2, as shown in figure 1.

As shown in fig. 2 and 3, the material guiding device 3 includes a bracket 30, a first U-shaped plate 31 installed on the top of the bracket 30 and inclined downward, a second U-shaped plate 32 connected to the first U-shaped plate 31 in a sliding manner along the inclined direction of the first U-shaped plate 31, and two sets of fixing mechanisms 4 respectively installed on two sides of the first U-shaped plate 31 for fixing the second U-shaped plate 32; a U-shaped groove 311 for sliding the second U-shaped plate 32 is formed in one side of the first U-shaped plate 31 away from the bracket 30; each group of fixing mechanisms 4 comprises a connecting plate 41 fixedly connected to one side of the first U-shaped plate 31, a vertical plate 42 vertically fixedly connected to the top of the connecting plate 41, a bolt 43 connected to the vertical plate 42 in a sliding manner along the width direction of the first U-shaped plate 31, a limiting block 44 sleeved and fixed on the bolt 43, and a plurality of slots 45 sequentially arranged on one side of the second U-shaped plate 32 along the length direction of the second U-shaped plate 32; one end of the bolt 43 sequentially penetrates through the vertical plate 42 and the side wall of the first U-shaped plate 31 and extends into the U-shaped groove 311 to be inserted into the slot 45, and the other end of the bolt is fixedly connected with a first handle 46; the limiting block 44 is positioned between the vertical plate 42 and the first U-shaped plate 31, the bottom of the limiting block 44 is fixedly connected with a sliding block 441, and the top of the connecting plate 41 is provided with a sliding groove 411 for the sliding block 441 to slide along the axial direction of the bolt 43; the bolt 43 is sleeved with a first spring 47, and two ends of the first spring 47 are respectively and fixedly connected to the vertical plate 42 and the limiting block 44. When the second U-shaped plate 32 needs to be moved, the bolt 43 is pulled by pulling the first handle 46 to separate the bolt 43 from the slot 45, and then the second U-shaped plate 32 can be moved, and the bolt 43 moves to drive the limit block 44 to move, and the limit block 44 moves to compress the first spring 47, at this time, the first spring 47 is in a compressed state; after the second U-shaped plate 32 moves to a proper position, the first handle 46 is loosened, the limiting block 44 drives the bolt 43 to be inserted into the slot 45 under the action of the first spring 47, so that the second U-shaped plate 32 can be fixed, the overall length of the first U-shaped plate 31 and the second U-shaped plate 32 can be adjusted conveniently, the tank body 1 can discharge materials conveniently, and waste of mortar can be reduced.

As shown in fig. 3 and 4, a vertical plate 42 is provided with a limiting mechanism 5 for limiting the plug pin 43, the limiting mechanism 5 includes a through hole 51 formed in the vertical plate 42, a connecting pipe 52 rotatably connected to the through hole 51 through a bearing, a plurality of spiral grooves 53 formed in the inner wall of the connecting pipe 52, a plurality of spiral blocks 54 fixedly connected to the outer side wall of the plug pin 43, a ring block 55 fixed to the outer side wall of the connecting pipe 52 in a sleeved manner, and a fixing component 56 mounted on one side of the vertical plate 42 for fixing the ring block 55; the plurality of screw blocks 54 are fitted with the plurality of spiral grooves 53 in one-to-one correspondence. Bolt 43 removes and drives spiral piece 54 and remove, and connecting pipe 52 rotates under spiral piece 54 and spiral groove 53's effect this moment, and connecting pipe 52 rotates and drives annular piece 55 and rotate, then fixes annular piece 55 through fixed subassembly 56 to alright fix connecting pipe 52, and then fix bolt 43, therefore the operating personnel of being convenient for removes second U-shaped board 32.

The fixing component 56 comprises a first vertical block 561 fixedly connected to one side of the vertical plate 42 far away from the first U-shaped plate 31, a second vertical block 562 fixedly connected to one side of the first vertical block 561 far away from the vertical plate 42, a pull rod 563 connected to the second vertical block 562 in a sliding manner along the axial direction of the bolt 43, an abutting block 564 fixedly connected to the outer side wall of one end of the pull rod 563 near the vertical plate 42, a second handle 565 fixedly connected to the other end of the pull rod 563, and a second spring 566 sleeved on the pull rod 563; the pull rod 563 is disposed through the second riser 562; two ends of the second spring 566 are respectively fixed to the abutting block 564 and the second vertical block 562; one end of the annular block 55 is provided with a plurality of through holes 567 along the circumferential direction, and one end of the pull rod 563 away from the second handle 565 is inserted into the through holes 567. When the annular block 55 needs to be fixed, the pull rod 563 is pulled by pulling the second handle 565, the pull rod 563 moves to drive the abutting block 564 to move, the abutting block 564 moves to press the second spring 566, and the second spring 566 is in a compressed state; after the ring-shaped block 55 is rotated to a proper position, the second handle 565 is released, and the abutting block 564 is moved towards the ring-shaped block 55 under the action of the second spring 566, so that the pull rod 563 is inserted into the through hole 567, and the ring-shaped block 55 can be fixed, and the operation is simple and convenient.

As shown in fig. 2 and 5, the first U-shaped plate 31 is rotatably connected to the top of the bracket 30 through a rotating shaft 302, the rotating shaft 302 is rotatably connected to the side wall of the bracket 30 through a bearing, and a driving mechanism 6 for driving the rotating shaft 302 to rotate is mounted on the side wall of the bracket 30; the driving mechanism 6 comprises a gear 61 fixed at one end of the rotating shaft 302 in a sleeved mode, a rack 62 connected to the side wall of the bracket 30 in a sliding mode along the vertical direction and meshed with the gear 61, and a driving assembly 63 mounted on the side wall of the bracket 30 and used for driving the rack 62 to move; one side of the rack 62, which is far away from the gear 61, is fixedly connected with a dovetail block 621, and the side wall of the bracket 30 is provided with a dovetail groove 301 for the dovetail block 621 to slide vertically. The rack 62 is driven to move through the driving assembly 63, the rack 62 moves to drive the gear 61 to rotate, the gear 61 rotates to drive the rotating shaft 302 to rotate, and the rotating shaft 302 rotates to drive the first U-shaped plate 31 to rotate, so that the inclination angle of the first U-shaped plate 31 can be adjusted conveniently, and the first U-shaped plate 31 and the second U-shaped plate 32 can guide materials to material receiving containers with different heights conveniently.

The driving assembly 63 includes a fixing block 631 vertically fixed to the side wall of the bracket 30, a lead screw 632 vertically connected to the fixing block 631 through a thread, and a hand wheel 633 fixedly connected to one end of the lead screw 632 far away from the rack 62; one end of the lead screw 632, which is far away from the hand wheel 633, is rotatably connected to one end of the rack 62, which is close to the fixed block 631, through a bearing. The lead screw 632 is rotated by rotating the hand wheel 633, and the lead screw 632 rotates to drive the rack 62 to move, so that the operation is simple and convenient.

The working principle of the mortar stirring tank is as follows:

when the second U-shaped plate 32 needs to be moved, the pull rod 563 is pulled by pulling the second handle 565, the pull rod 563 is moved to drive the abutting block 564 to move, the abutting block 564 moves to abut against the second spring 566, at this time, the second spring 566 is in a compressed state, then the first handle 46 is pulled to pull the bolt 43 to separate the bolt 43 from the slot 45, the bolt 43 moves to drive the spiral block 54 to move, at this time, the connecting pipe 52 rotates under the action of the spiral block 54 and the spiral groove 53, the connecting pipe 52 rotates to drive the annular block 55 to rotate, next, the second handle 565 is released, at this time, the abutting block 564 moves in a direction close to the annular block 55 under the action of the second spring 566, so that the pull rod 563 can be inserted into the through hole 567, thereby fixing the annular block 55, next, the second U-shaped plate 32 can be moved, the bolt 43 moves to drive the stopper 44 to move, and the stopper 44 moves to compress the first spring 47, the first spring 47 is now in a compressed state; when the second U-shaped plate 32 is moved to a proper position, the pull rod 563 is separated from the through hole 567 by pulling the second handle 565, and the stopper 44 drives the latch 43 to be inserted into the slot 45 under the action of the first spring 47, so that the second U-shaped plate 32 can be fixed.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a mortar agitator tank, includes jar body (1) and business turn over material pipe (2), its characterized in that: a material guiding device (3) is installed below the material feeding and discharging pipe (2), and the material guiding device (3) comprises a support (30), a first U-shaped plate (31) which is installed at the top of the support (30) and is arranged in a downward inclination mode, a second U-shaped plate (32) which is connected to the first U-shaped plate (31) in a sliding mode along the inclination direction of the first U-shaped plate (31), and two groups of fixing mechanisms (4) which are respectively installed on two sides of the first U-shaped plate (31) and are used for fixing the second U-shaped plate (32); one side of the first U-shaped plate (31) far away from the tank body (1) is provided with a U-shaped groove (311) for the second U-shaped plate (32) to slide; each group of fixing mechanisms (4) comprises a connecting plate (41) fixedly connected to one side of the first U-shaped plate (31), a vertical plate (42) vertically and fixedly connected to the top of the connecting plate (41), a bolt (43) connected to the vertical plate (42) in a sliding manner along the width direction of the first U-shaped plate (31), a limiting block (44) sleeved and fixed on the bolt (43), and a plurality of slots (45) sequentially arranged on one side of the second U-shaped plate (32) along the length direction of the second U-shaped plate (32); one end of the bolt (43) penetrates through the vertical plate (42) and the side wall of the first U-shaped plate (31) in sequence and extends into the U-shaped groove (311) to be spliced with the slot (45), and the other end of the bolt is fixedly connected with a first handle (46); the limiting block (44) is positioned between the vertical plate (42) and the first U-shaped plate (31); the bolt (43) is sleeved with a first spring (47), and two ends of the first spring (47) are respectively and fixedly connected to the vertical plate (42) and the limiting block (44).

2. Mortar mixing tank according to claim 1, characterized in that: and a limiting mechanism (5) for limiting the bolt (43) is mounted on the vertical plate (42).

3. Mortar mixing tank according to claim 2, characterized in that: the limiting mechanism (5) comprises a through hole (51) formed in a vertical plate (42), a connecting pipe (52) rotatably connected to the through hole (51), a plurality of spiral grooves (53) formed in the inner wall of the connecting pipe (52), a plurality of spiral blocks (54) fixedly connected to the outer side wall of the bolt (43), a ring block (55) fixedly sleeved on the outer side wall of the connecting pipe (52) and a fixing component (56) arranged on one side of the vertical plate (42) and used for fixing the ring block (55); the plurality of spiral blocks (54) are matched with the plurality of spiral grooves (53) in a one-to-one correspondence mode.

4. A mortar mixing tank according to claim 3, characterized in that: the fixing component (56) comprises a first vertical block (561) fixedly connected to one side, far away from the first U-shaped plate (31), of the vertical plate (42), a second vertical block (562) fixedly connected to one side, far away from the vertical plate (42), of the first vertical block (561), a pull rod (563) connected to the second vertical block (562) in a sliding mode along the axial direction of the bolt (43), a butting block (564) fixedly connected to the outer side wall of one end, close to the vertical plate (42), of the pull rod (563), a second handle (565) fixedly connected to the other end of the pull rod (563), and a second spring (566) sleeved on the pull rod (563); the pull rod (563) is arranged through the second vertical block (562); two ends of the second spring (566) are respectively and fixedly connected with the abutting block (564) and the second vertical block (562); a plurality of through holes (567) are formed in one end of the annular block (55) along the circumferential direction of the annular block, and one end, far away from the second handle (565), of the pull rod (563) is inserted into the through holes (567).

5. Mortar mixing tank according to claim 1, characterized in that: the bottom of the limiting block (44) is fixedly connected with a sliding block (441), and the top of the connecting plate (41) is provided with a sliding groove (411) for the sliding block (441) to slide along the axial direction of the bolt (43).

6. Mortar mixing tank according to claim 1, characterized in that: the first U-shaped plate (31) is rotatably connected to the top of the bracket (30) through a rotating shaft (302), and a driving mechanism (6) for driving the rotating shaft (302) to rotate is mounted on the bracket (30); the driving mechanism (6) comprises a gear (61) fixed at one end of the rotating shaft (302) in a sleeved mode, a rack (62) connected to the side wall of the support (30) in a sliding mode along the vertical direction and meshed with the gear (61), and a driving assembly (63) mounted on the side wall of the support (30) and used for driving the rack (62) to move.

7. Mortar mixing tank according to claim 6, characterized in that: the driving assembly (63) comprises a fixed block (631) vertically and fixedly connected to the side wall of the support (30), a lead screw (632) which is in threaded connection with the fixed block (631) and is vertically arranged, and a hand wheel (633) fixedly connected to one end, far away from the rack (62), of the lead screw (632); one end of the lead screw (632), which is far away from the hand wheel (633), is rotatably connected to one end of the rack (62), which is close to the fixed block (631).

8. Mortar mixing tank according to claim 7, characterized in that: one side rigid coupling that gear (61) was kept away from in rack (62) has dovetail block (621), offer on support (30) lateral wall and be used for supplying dovetail block (621) along vertical dovetail (301) that slide.