CN111531709A

CN111531709A - Mix earth agitating unit with reciprocate

Info

Publication number: CN111531709A
Application number: CN202010331257.0A
Authority: CN
Inventors: 胡峥
Original assignee: Individual
Current assignee: Hebei Tongmao Construction Engineering Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-08-14
Anticipated expiration: 2040-04-24
Also published as: CN111531709B

Abstract

The invention relates to the field of concrete stirring devices, in particular to a concrete stirring device capable of moving up and down, which comprises a base, a stirring structure, an ash cleaning structure, a lifting structure, a screening structure and a dumping structure, wherein the base is provided with a plurality of vertical through holes; the stirring structure is stirring into the working process of concrete with the sand, water and cement, can hold-in range deashing structure and carry out work, work through the deashing structure, can carry out timely cleaing away stirring structural dust, thereby can avoid accumulational dust to cause the influence to the stirring work of stirring structure, and made things convenient for going on of follow-up cleaning work, elevation structure can also drive the screening structure in step and carry out work when carrying out the work of going up and down, screening work through the screening structure, can sieve out the inside large granule impurity of sand, thereby can guarantee the quality of concrete, and because the screening work of screening structure goes on with material loading work simultaneously, thereby can improve machining efficiency greatly.

Description

Mix earth agitating unit with reciprocate

Technical Field

The invention relates to the field of concrete stirring devices, in particular to a concrete stirring device capable of moving up and down.

Background

Concrete should in fact be "concrete". Concrete, referred to as "concrete (t you ng)": refers to the general name of engineering composite materials formed by cementing aggregate into a whole by cementing materials. The term concrete generally refers to cement as the cementing material and sand and stone as the aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (with or without additive and admixture) according to a certain proportion, stirring, forming and curing, and is widely applied to civil engineering. Is one of the most important civil engineering materials in the present generation. It is made up by using cementing material, aggregate and water according to a certain proportion through the processes of mixing, vibrating, forming and curing under a certain condition. The concrete has the characteristics of rich raw materials, low price and simple production process, so that the consumption of the concrete is increased; meanwhile, the concrete also has high compressive strength, good durability and wide strength grade range, so that the application range of the concrete is very wide, the concrete is not only used in various civil engineering, but also is an important material in shipbuilding industry, mechanical industry, ocean development, geothermal engineering and the like.

On a building site, large-particle impurities or other flaky objects such as leaves are easily mixed in some gravels with long accumulation time, the quality of concrete can be seriously influenced if the gravels containing the impurities are directly poured into the stirring device, and dust is easily accumulated on transmission parts of the stirring device due to large dust on the building site, so that the use and subsequent cleaning of the transmission parts are seriously influenced.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a concrete stirring device capable of moving up and down.

The technical scheme adopted by the invention for solving the technical problems is as follows: a concrete stirring device with up-and-down movement comprises a base, a stirring structure, an ash cleaning structure, a lifting structure, a screening structure and an overturning structure, wherein the stirring structure used for supporting and installing other parts is installed at the top end of the base and used for stirring sand, water and cement; the ash removal structure for removing ash from the stirring structure is installed at one end of the stirring structure, and the lifting structure for lifting sand and cement from the ground to the stirring structure is installed at one end of the base; the sand and cement mixing device is characterized in that a screening structure used for screening sand to remove impurities is arranged at one end of the lifting structure, and a pouring structure used for pouring the sand and cement in the mixing structure into the mixing structure is arranged at one end of the lifting structure.

Specifically, the stirring structure comprises a mounting plate, a first motor, vertical plates, fixed columns, rotating sleeves, a stirring barrel, a rotating shaft, a first gear and clamping teeth, wherein the mounting plate is fixed on one side of the base in a vertical relationship, the first motor is mounted on the mounting plate, four vertical plates which are symmetrically distributed in pairs are fixed at the top end of the base, the fixed columns are fixed between the two vertical plates on the same side, two rotating sleeves are rotatably connected to the outer parts of the two fixed columns, the stirring barrel is arranged at one end of each rotating sleeve, which is far away from the base, and is rotatably connected with the base through the four rotating sleeves, a plurality of clamping teeth are distributed on the outer part of the stirring barrel in an annular array manner, the cross sections of the clamping teeth are in a trapezoidal structure, the rotating shaft is fixed at one end of the first motor, the first gear is fixed outside the rotating shaft, the first gear is meshed with the clamping teeth, and the stirring barrel is connected with the rotating shaft in a rotating mode through a plurality of clamping teeth and the first gear.

Specifically, the ash removing structure comprises a box body, a pressing plate, an air bag, a touch plate, a first spring, a mandril, an air blowing sleeve and an air outlet hole, the box body is fixed at one end of the mounting plate close to the first motor, the inside of the box body is connected with the pressure plate in a sliding way, the section of the pressure plate is of a T-shaped structure, the air bag is clamped and fixed between the pressing plate and the box body, the touch plate is fixed at one end of the pressing plate, which is far away from the air bag, in a vertical relation, the first spring is clamped and fixed between the touch plate and the box body, the ejector rod is fixed outside the rotating shaft, and one end of the ejector rod, which is far away from the rotating shaft, is of an arc structure, the air blowing sleeve which is of an arc structure and is hollow inside is fixed at one end of the box body, which is far away from the touch plate, and the inside of the blowing sleeve is communicated with the air bag, and the blowing sleeve is provided with a plurality of air outlets.

It is specific, elevation structure includes stand, second motor, lead screw, slider, dead lever, fixed cover and places the cover, the stand is fixed in the one end of base the inside of stand is rotated and is connected with the lead screw the inside sliding connection of stand has the cross-section to be T shape structure the slider, the lead screw runs through the slider and with slider threaded connection the top of stand is fixed the second motor, just the second motor with lead screw fixed connection the one end of slider is the vertical relation fixed the dead lever the outside of dead lever is rotated and is connected with fixed cover the one end of fixed cover is fixed place the cover, just place the cover with the dead lever rotates and connects.

Specifically, the screening structure comprises a support rod, a sliding sleeve, a support sleeve, a metal net, a limit groove, a limit block, a blanking sleeve, a second gear, a third gear, a rotating rod and a sliding rod, wherein two support rods which are symmetrical are fixed at the top end of the placement sleeve, the sliding sleeve is connected to each of the two support rods in a sliding manner, the support sleeve is fixed at one end of the sliding sleeve, the metal net is fixed inside the support sleeve, the blanking sleeve which is of a funnel-shaped structure is fixed at the bottom end of the support sleeve, the second gear is connected to the outer portion of the lead screw in a threaded manner and is rotatably connected with the sliding block, the third gear is rotatably connected to the inside of the sliding block, the second gear is meshed with the third gear, one end of the third gear is rotatably connected with the rotating rod, and the sliding rod is slidably connected to the inside of the sliding block, and one end of the sliding rod is rotatably connected with the rotating rod, the rotating rod is rotatably connected with the inside of the sliding block, the limiting groove which is of an arc-shaped structure is arranged inside the side wall of the supporting sleeve, the limiting block of which the section is of a T-shaped structure is slidably connected with the inside of the limiting groove, and the limiting block is fixedly connected with the sliding rod.

Specifically, the dumping structure comprises a first connecting rod, a pull cable, a second connecting rod, a pulley, a discharging sleeve, a pin shaft, a fourth gear, a first rack, a second rack and a fifth gear, wherein the first connecting rod is fixed at one end of the sliding block, the second connecting rod is fixed at one end of the placing sleeve, the first connecting rod and the second connecting rod are fixedly connected through the pull cable, the pulley is rotatably connected at one end of the upright column, the discharging sleeve is rotatably connected with the placing sleeve through the pin shaft at one end of the placing sleeve, the fourth gear is fixed outside the fixing rod and is rotatably connected with the fixing sleeve, the first rack is slidably connected inside the placing sleeve and is meshed with the first rack, and the second rack is fixed at one end of the first rack, and the second rack is connected with the placing sleeve in a sliding manner, the fifth gear is fixed outside the pin shaft and is rotatably connected with the placing sleeve, and the fifth gear is meshed with the second rack.

The invention has the beneficial effects that:

(1) the invention relates to a concrete stirring device with up-and-down movement, a stirring structure can work with a synchronous belt dust cleaning structure in the working process of stirring sand, water and cement into concrete, dust on the stirring structure can be timely cleaned through the work of the dust cleaning structure, so that the influence of accumulated dust on the stirring work of the stirring structure can be avoided, and the subsequent cleaning work is facilitated, namely four vertical plates which are symmetrically distributed pairwise are fixed at the top end of a base, a fixed column is fixed between the two vertical plates on the same side, two rotating sleeves are fixed outside the two fixed columns, therefore, a stirring barrel for containing water, sand and cement can rotate under the support and rotation of the four rotating sleeves, and a plurality of clamping teeth with trapezoidal cross sections are distributed in an annular array outside the stirring barrel, the first gear is fixed outside the rotating shaft fixedly connected with the first motor, the stirring barrel can be driven to rotate through the work of the first motor through the meshing of the first gear and the latch, so that water, cement and sand can be fully stirred into concrete, the box body is fixed at one end of the mounting plate close to the first motor, the pressing plate with a T-shaped structure in section is connected inside the box body in a sliding manner, the air bag is clamped and fixed between the pressing plate and the box body, the touch plate is fixed at one end of the pressing plate, which is far away from the air bag, the first spring is clamped and fixed between the touch plate and the box body, the ejector rod is fixed outside the rotating shaft, the pressing plate continuously rotates along with the first motor through the ejector rod and is matched with the elastic restoring action of the first spring, the air bag can be continuously extruded and inflated to generate air through the pressing plate, the air inflating sleeve which is hollow inside is fixed at one end of the box body, and the inside, therefore, gas generated inside the air bag can be blown out from the air outlets through the air blowing sleeve, so that dust blowing work can be performed on the latch and the rotating track on the stirring barrel, dust can be prevented from being accumulated on the latch and the first gear, the effect of ensuring better rotation of the stirring barrel can be achieved, the labor intensity of subsequent cleaning work can be reduced, and the air blowing sleeve is of an arc-shaped structure and is exactly the same as the external shape of the stirring barrel, so that dust cleaning work can be better performed.

(2) According to the concrete stirring device with the up-and-down movement, sand and cement can be shoveled into the position close to the ground through the arrangement of the lifting structure, the lifting structure does not need to be shoveled to a high height manually, the labor intensity can be reduced, the working efficiency can be increased, the sand and the cement in the lifting structure can be automatically poured into the stirring structure when the lifting structure is lifted to a certain height, the sand and the cement can be prevented from falling outside the stirring structure, the manual participation can be avoided, the manpower can be saved, the working power of the pouring structure comes from the lifting power of the lifting structure, the participation of the external power is not needed, the energy can be saved, namely, the upright column is fixed at one end of the base, and the sliding block is connected in the upright column in a sliding manner, the lead screw is rotatably connected inside the upright post, the lead screw penetrates through the sliding block and is in threaded connection with the sliding block, the lead screw is fixedly connected with the second motor, when the second motor works, the lead screw can be driven to realize the up-and-down movement of the sliding block inside the upright post, because the fixed rod is fixed at one end of the sliding block, the placing sleeve for placing sand and cement is arranged at the top end of the fixed rod, the rising of the placing sleeve can be realized by the rising of the fixed rod along with the rising of the sliding block, because the stay cable is connected between the sliding block and the placing sleeve, the placing sleeve can be lifted in the rising process through the arrangement of the stay cable, so that the placing sleeve can be prevented from rotating, when the placing sleeve rises to exceed a feeding port of the stirring barrel, the stay cable is in contact with the pulley, the stay cable can pull up one end of the placing sleeve under the action of, when placing the cover and taking place the pivoted, fix and will promote first rack and slide at the outside fourth gear of dead lever, first rack slides and will drive the second rack and slide this moment, because the second rack with fix the outside fifth gear engagement of round pin axle, therefore, the second rack will drive the round pin axle through the fifth gear and rotate, at round pin axle pivoted in-process, will rotate to the bottom of placing the cover through round pin axle and placing cover pivoted ejection of compact cover, place the cover this moment owing to there is not other objects to shelter from, place the inside cement of cover and sand and will slide into the inside that ejection of compact cover reentrant agitator, thereby accomplish the unloading operation.

(3) The concrete stirring device with the up-and-down movement, which is disclosed by the invention, can synchronously drive the screening structure to work while the lifting structure lifts, can screen out large granular impurities in sand through the screening work of the screening structure, so that the quality of concrete can be ensured, and can greatly improve the processing efficiency because the screening work of the screening structure is carried out simultaneously with the feeding work, namely, because the supporting sleeve at the top end of the placing sleeve is in sliding connection with the placing sleeve through the supporting rod and the sliding sleeve, a metal net for screening the sand is fixed in the supporting sleeve, after the sand and cement are shoveled into the supporting sleeve, the sand can be preliminarily screened through the arrangement of the metal net, and when the placing sleeve lifts, a second gear in threaded connection with the screw rod rotates along with the screw rod in the interior of the sliding block, because the third gear which is rotatably connected with the sliding block is meshed with the second gear, namely, the placing sleeve is rotated in the ascending process, the rotation of the third gear can be realized, the sliding rod which is slidably connected in the sliding block is rotatably connected with the third gear through the rotating rod, the third gear is rotated by utilizing the mechanical principle of a crank connecting rod, the reciprocating motion of the sliding rod on the sliding block can be realized, and the sliding rod is connected with the supporting sleeve through the limiting block with the T-shaped cross section, therefore, the full screening effect of the metal net on sand can be realized in the ascending process of the placing sleeve, the large granular impurities can be prevented from entering the stirring barrel, the sand and the cement can be fully mixed through the continuous shaking of the metal net, the quality of the concrete can be improved, and because the limiting groove with the arc-shaped structure is arranged in the supporting sleeve, the limiting block can be slidably connected with the supporting sleeve through the limiting groove, namely, the supporting sleeve can rotate along with the sand pouring when the placing sleeve pours the sand.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view illustrating an overall structure of a preferred embodiment of a concrete mixing apparatus having an up-and-down movement according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic structural view of the stirring structure shown in FIG. 1;

FIG. 4 is a schematic view of the connection structure of the rotating shaft and the ash removal structure shown in FIG. 3;

figure 5 is a schematic view of the connection of the lifting structure and the screening structure shown in figure 1;

FIG. 6 is an enlarged view of the portion B shown in FIG. 5;

FIG. 7 is a schematic view of the connection structure of the rotary rod and the slide rod shown in FIG. 5;

fig. 8 is a schematic view of a connection structure of the lifting structure and the dumping structure shown in fig. 1.

In the figure: 1. base, 2, stirring structure, 21, mounting plate, 22, first motor, 23, vertical plate, 24, fixed column, 25, rotating sleeve, 26, stirring barrel, 27, rotating shaft, 28, first gear, 29, latch, 3, dust cleaning structure, 31, box, 32, pressing plate, 33, air bag, 34, touch panel, 35, first spring, 36, ejector rod, 37, blowing sleeve, 38, air outlet, 4, lifting structure, 41, upright post, 42, second motor, 43, screw rod, 44, sliding block, 45, fixed rod, 46, fixed sleeve, 47, placing sleeve, 5, screening structure, 51, support rod, 52, sliding sleeve, 53, support sleeve, 54, metal net, 55, limiting groove, 56, limiting block, 57, blanking sleeve, 58, second gear, 59, third gear, 59a, rotating rod, 59b, sliding rod, 6, dumping structure, 61, first connecting rod, 62, inhaul cable, 63. the second connecting rod 64, the pulley 65, the discharging sleeve 66, the pin shaft 67, the fourth gear 68, the first rack 69, the second rack 69, the 69a and the fifth gear.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 8, the concrete mixing device with up-and-down movement of the present invention comprises a base 1, a mixing structure 2, an ash cleaning structure 3, a lifting structure 4, a sieving structure 5 and a dumping structure 6, wherein the top end of the base 1 for supporting and installing other components is provided with the mixing structure 2 for mixing sand, water and cement; the ash cleaning structure 3 for cleaning ash of the stirring structure 2 is arranged at one end of the stirring structure 2, and the lifting structure 4 for lifting sand and cement from the ground to the stirring structure 2 is arranged at one end of the base 1; the screening structure 5 for screening sand to remove impurities is installed at one end of the lifting structure 4, and the dumping structure 6 for dumping sand and cement in the stirring structure 2 to the stirring structure 2 is installed at one end of the lifting structure 4.

Specifically, the stirring structure 2 includes an installation plate 21, a first motor 22, vertical plates 23, fixed columns 24, rotating sleeves 25, a stirring barrel 26, a rotating shaft 27, a first gear 28 and a latch 29, the installation plate 21 is fixed on one side of the base 1 in a vertical relationship, the first motor 22 is installed on the installation plate 21, four vertical plates 23 are fixed on the top end of the base 1 and symmetrically distributed in pairs, the fixed columns 24 are fixed between two vertical plates 23 on the same side, two rotating sleeves 25 are rotatably connected to the outer portions of the two fixed columns 24, the stirring barrel 26 is arranged at one end of each rotating sleeve 25 departing from the base 1, the stirring barrel 26 is rotatably connected with the base 1 through the four rotating sleeves 25, the latch 29 is distributed on the outer portion of the stirring barrel 26 in an annular array, and the cross sections of the latch 29 are in a trapezoidal structure, the rotating shaft 27 is fixed at one end of the first motor 22, the first gear 28 is fixed outside the rotating shaft 27, the first gear 28 is engaged with the latch 29, the stirring barrel 26 is rotatably connected with the rotating shaft 27 through the plurality of latches 29 and the first gear 28, four upright plates 23 are fixed at the top end of the base 1, the fixing posts 24 are fixed between the two upright plates 23 on the same side, and two rotating sleeves 25 are fixed outside the two fixing posts 24, so that the stirring barrel 26 for containing water, sand and cement can rotate under the support and rotation of the four rotating sleeves 25, because the plurality of latches 29 with trapezoidal cross sections are distributed on the outside of the stirring barrel 26 in an annular array, the first gear 28 is fixed outside the rotating shaft 27 fixedly connected with the first motor 22, through the engagement of the first gear 28 and the latch 29, the agitator 26 can be driven to rotate by the operation of the first motor 22, so that water, cement and sand can be sufficiently agitated into concrete.

Specifically, the ash removal structure 3 includes a box 31, a pressing plate 32, an air bag 33, a contact plate 34, a first spring 35, a push rod 36, an air blowing sleeve 37 and an air outlet 38, the box 31 is fixed at one end of the mounting plate 21 close to the first motor 22, the inside of the box 31 is connected with the pressing plate 32 in a sliding manner, the cross section of the pressing plate 32 is in a T-shaped structure, the pressing plate 32 and the box 31 are clamped and fixed with the air bag 33, one end of the pressing plate 32 departing from the air bag 33 is fixed with the contact plate 34 in a vertical relationship, the contact plate 34 and the box 31 are clamped and fixed with the first spring 35, the push rod 36 is fixed outside the rotating shaft 27, one end of the push rod 36 departing from the rotating shaft 27 is in an arc-shaped structure, one end of the box 31 departing from the contact plate 34 is fixed with the air blowing sleeve 37 in an arc-shaped structure and hollow inside, the inside of the blowing sleeve 37 is communicated with the air bag 33, the blowing sleeve 37 is provided with a plurality of air outlets 38, the box body 3 is fixed at one end of the mounting plate 21 close to the first motor 22, the pressing plate 32 with a T-shaped cross section is slidably connected inside the box body 31, the air bag 33 is clamped and fixed between the pressing plate 32 and the box body 31, the touch plate 34 is fixed at one end of the pressing plate 32 away from the air bag 33, the first spring 35 is clamped and fixed between the touch plate 34 and the box body 31, the ejector rod 36 is fixed outside the rotating shaft 27, the ejector rod 36 continuously rotates along with the first motor 22 and is matched with the elastic restoring action of the first spring 35, the pressing plate 32 can continuously extrude and make air to the air bag 33, and the blowing sleeve 37 with a hollow inside is fixed at one end of the box body 31, and the inside of the air blowing sleeve 37 is connected with the air bag 33, so that the gas generated in the air bag 33 can be blown out from the air outlet holes 38 through the air blowing sleeve 37, and therefore the dust blowing work can be performed on the latch 29 and the rotating track on the stirring barrel 26, the dust can be prevented from being accumulated on the latch 29 and the first gear 28, the effect of ensuring the better rotation of the stirring barrel 26 can be achieved, the labor intensity of subsequent cleaning work can be reduced, and the air blowing sleeve 37 is of an arc-shaped structure and is exactly the same as the external shape of the stirring barrel 26, so that the dust cleaning work can be better performed.

Specifically, the lifting structure 4 includes a vertical column 41, a second motor 42, a screw rod 43, a slider 44, a fixing rod 45, a fixing sleeve 46 and a placing sleeve 47, the vertical column 41 is fixed at one end of the base 1, the screw rod 43 is rotatably connected inside the vertical column 41, the slider 44 with a T-shaped cross section is slidably connected inside the vertical column 41, the screw rod 43 penetrates through the slider 44 and is in threaded connection with the slider 44, the second motor 42 is fixed at the top end of the vertical column 41, the second motor 42 is fixedly connected with the screw rod 43, the fixing rod 45 is fixed at one end of the slider 44 in a vertical relationship, the fixing sleeve 46 is rotatably connected outside the fixing rod 45, the placing sleeve 47 is fixed at one end of the fixing sleeve 46, and the placing sleeve 47 is rotatably connected with the fixing rod 45, because the vertical column 41 is fixed at one end of the base 1, the slide block 44 is slidably connected inside the upright post 41, the lead screw 43 is rotatably connected inside the upright post 41, the lead screw 43 penetrates through the slide block 44 and is in threaded connection with the slide block 44, the lead screw 43 is fixedly connected with the second motor 42, when the second motor 42 works, the lead screw 43 can be driven to realize the vertical lifting movement of the slide block 44 inside the upright post 41, the fixing rod 45 is fixed at one end of the slide block 44, the placing sleeve 47 for placing sand and cement is arranged at the top end of the fixing rod 45, and the fixing rod 45 can ascend along with the slide block 44 to realize the ascending of the placing sleeve 47.

Specifically, the screening structure 5 includes a support rod 51, a sliding sleeve 52, a support sleeve 53, a metal mesh 54, a limit groove 55, a limit block 56, a blanking sleeve 57, a second gear 58, a third gear 59, a rotating rod 59a and a sliding rod 59b, two symmetrical support rods 51 are fixed at the top end of the placing sleeve 47, the sliding sleeve 52 is connected to both the two support rods 51 in a sliding manner, the support sleeve 53 is fixed at one end of the sliding sleeve 52, the metal mesh 54 is fixed inside the support sleeve 53, the blanking sleeve 57 in a funnel-shaped structure is fixed at the bottom end of the support sleeve 53, the second gear 58 is connected to the outer portion of the screw rod 43 through a thread, the second gear 58 is rotatably connected to the slider 44, the third gear 59 is rotatably connected to the inside of the slider 44, and the second gear 58 is engaged with the third gear 59, the rotating rod 59a is rotatably connected to one end of the third gear 59, the sliding rod 59b is slidably connected to the inside of the sliding block 44, one end of the sliding rod 59b is rotatably connected to the rotating rod 59a, the rotating rod 59a is rotatably connected to the inside of the sliding block 44, the limiting groove 55 having an arc-shaped structure is disposed inside the side wall of the support sleeve 53, the limiting block 56 having a T-shaped cross section is slidably connected to the inside of the limiting groove 55, and the limiting block 56 is fixedly connected to the sliding rod 59b, because the support sleeve 53 is slidably connected to the placement sleeve 47 through the support rod 51 and the sliding sleeve 52 at the top end of the placement sleeve 47, the metal mesh 54 for screening sand is fixed inside the support sleeve 53, and after sand and cement are shoveled into the support sleeve 53, the metal mesh 54 is disposed, the sand can be primarily screened, when the placing sleeve 47 is lifted, the second gear 58 screwed to the screw rod 43 rotates along with the screw rod 43 in the slide block 44, the third gear 59 is rotatably connected to the slide block 44 and meshed with the second gear 58, that is, the placing sleeve 47 is lifted, so that the third gear 59 can rotate, the sliding rod 59b slidably connected to the slide block 44 is rotatably connected with the third gear 59b through the rotating rod 59a, the third gear 59b rotates by using the mechanical principle of a crank link, so that the sliding rod 59b can reciprocate on the slide block 44, and the sliding rod 59b is connected with the support sleeve 53 through the limiting block 56 with a T-shaped cross section, so that the sand can be sufficiently screened by the metal mesh 54 during the lifting of the placing sleeve 47, therefore, large particle impurities can be prevented from entering the stirring barrel 26, sand and cement can be sufficiently mixed through continuous shaking of the metal mesh 54, the quality of concrete can be improved, and the limiting groove 55 in an arc-shaped structure is arranged in the supporting sleeve 53, so that the limiting block 56 can be slidably connected with the supporting sleeve 53 through the limiting groove 55, namely the supporting sleeve 53 can also rotate along with the sand pouring of the placing sleeve 47.

Specifically, the dumping structure 6 includes a first connecting rod 61, a cable 62, a second connecting rod 63, a pulley 64, a discharging sleeve 65, a pin 66, a fourth gear 67, a first rack 68, a second rack 69 and a fifth gear 69a, the first connecting rod 61 is fixed at one end of the slider 44, one end of the placing sleeve 47 is fixed with the second connecting rod 63, the first connecting rod 61 and the second connecting rod 63 are fixedly connected through the cable 62, one end of the upright post 41 is rotatably connected with the pulley 64, one end of the placing sleeve 47 is rotatably connected with the discharging sleeve 65 through the pin 66, the fourth gear 67 is fixed outside the fixing rod 45, the fourth gear 67 is rotatably connected with the fixing sleeve 46, and the first rack 68 is slidably connected inside the placing sleeve 47, the first rack 68 is engaged with the fourth gear 67, the second rack 69 is fixed at one end of the first rack 68, the second rack 69 is connected with the placing sleeve 47 in a sliding manner, the fifth gear 69a is fixed outside the pin shaft 66, the fifth gear 69a is connected with the placing sleeve 47 in a rotating manner, the fifth gear 69a is engaged with the second rack 69, the pull cable 62 is connected between the slider 44 and the placing sleeve 47, the placing sleeve 47 can be lifted up by the arrangement of the pull cable 62 in the lifting process, so that the placing sleeve 47 can be prevented from rotating, when the placing sleeve 47 is lifted up to exceed the material inlet of the stirring barrel 26, the pull cable 62 is abutted against the pulley 64, and the pull cable 62 is under the action of the pulley 64, one end of the placing sleeve 47 is pulled up, at this time, the placing sleeve 47 rotates, while the placing sleeve 47 rotates, the fourth gear 67 fixed outside the fixing rod 45 pushes the first rack 68 to slide, at this time, the sliding of the first rack 68 drives the sliding of the second rack 69, because the second rack 69 is engaged with the fifth gear 69a fixed outside the pin 66, the second rack 69 drives the pin 66 to rotate through the fifth gear 69a, during the rotation of the pin 66, the discharging sleeve 65 rotating with the placing sleeve 47 through the pin 66 rotates to the bottom end of the placing sleeve 47, at this time, since there is no other object to shield the placing sleeve 47, cement and sand inside the placing sleeve 47 slide into the discharging sleeve 65 and then enter the inside of the stirring barrel 26, thereby completing the blanking operation.

When in use, the first motor 22 and the second motor 42 are electrically connected with an external power supply, four vertical plates 23 which are symmetrically distributed in pairs are fixed at the top end of the base 1, the fixed columns 24 are fixed between the two vertical plates 23 on the same side, and the two rotating sleeves 25 are fixed outside the two fixed columns 24, so that the stirring barrel 26 for containing water, sand and cement can rotate under the support and rotation of the four rotating sleeves 25, because a plurality of clamping teeth 29 with trapezoidal sections are distributed outside the stirring barrel 26 in an annular array manner, the first gear 28 is fixed outside the rotating shaft 27 fixedly connected with the first motor 22, the stirring barrel 26 can be driven to rotate through the work of the first motor 22 through the meshing of the first gear 28 and the clamping teeth 29, so that the water, the cement and the sand can be fully stirred into concrete, because the box body 3 is fixed at one end of the mounting plate 21 close to the first motor 22, a pressing plate 32 with a T-shaped cross section is slidably connected inside the box body 31, an air bag 33 is clamped and fixed between the pressing plate 32 and the box body 31, a contact plate 34 is fixed at one end of the pressing plate 32, which is far away from the air bag 33, a first spring 35 is clamped and fixed between the contact plate 34 and the box body 31, a mandril 36 is fixed outside the rotating shaft 27, the mandril 36 rotates along with the first motor 22 continuously and is matched with the elastic restoring action of the first spring 35, so that the air bag 33 can be extruded and air-made continuously by the pressing plate 32, and because an air blowing sleeve 37 which is hollow inside is fixed at one end of the box body 31 and the inside of the air blowing sleeve 37 is connected with the air bag 33, the air generated inside the air bag 33 can be blown out from a plurality of air outlet holes 38 through the air blowing sleeve 37, so that the dust blowing work can be carried out on the latch 29 and the rotating track on the stirring barrel 26, and the dust accumulation, the effect of ensuring better rotation of the stirring barrel 26 can be achieved, the labor intensity of subsequent cleaning work can be reduced, and due to the fact that the air blowing sleeve 37 is of an arc-shaped structure and is exactly the same as the outer shape of the stirring barrel 26, dust cleaning work can be better carried out; because the upright post 41 is fixed at one end of the base 1, the slide block 44 is connected inside the upright post 41 in a sliding manner, the lead screw 43 is connected inside the upright post 41 in a rotating manner, the lead screw 43 penetrates through the slide block 44 and is in threaded connection with the slide block 44, the lead screw 43 is fixedly connected with the second motor 42, when the second motor 42 works, the lead screw 43 can be driven to realize the vertical lifting movement of the slide block 44 inside the upright post 41, because the fixed rod 45 is fixed at one end of the slide block 44, the placing sleeve 47 for placing sand and cement is arranged at the top end of the fixed rod 45, the lifting of the placing sleeve 47 can be realized by the fixed rod 45 along with the lifting of the slide block 44, because the inhaul cable 62 is connected between the slide block 44 and the placing sleeve 47, the placing sleeve 47 can be lifted in the lifting process through the arrangement of the inhaul cable 62, the rotation of the placing sleeve 47 can be prevented, when the placing sleeve 47 rises to, the pulling cable 62 is abutted against the pulley 64, and at this time, the pulling cable 62 pulls up one end of the placing sleeve 47 under the action of the pulley 64, and at this time, the placing sleeve 47 rotates, while the placing sleeve 47 rotates, the fourth gear 67 fixed outside the fixing rod 45 pushes the first rack 68 to slide, at this time, the first rack 68 slides to drive the second rack 69 to slide, since the second rack 69 is engaged with the fifth gear 69a fixed to the outside of the pin 66, the second rack 69 rotates the pin 66 via the fifth gear 69a, in the process of rotating the pin shaft 66, the discharging sleeve 65 rotating through the pin shaft 66 and the placing sleeve 47 rotates to the bottom end of the placing sleeve 47, at this time, cement and sand in the placing sleeve 47 can slide into the discharging sleeve 65 and then enter the stirring barrel 26 because the placing sleeve 47 is not shielded by other objects, and thus the blanking operation is completed; because the supporting sleeve 53 at the top end of the placing sleeve 47 is slidably connected with the placing sleeve 47 through the supporting rod 51 and the sliding sleeve 52, the metal mesh 54 for screening sand is fixed in the supporting sleeve 53, after sand and cement are shoveled into the supporting sleeve 53, the sand can be primarily screened through the arrangement of the metal mesh 54, when the placing sleeve 47 rises, the second gear 58 which is in threaded connection with the screw rod 43 rotates along with the screw rod 43 in the sliding block 44, because the third gear 59 which is rotationally connected with the sliding block 44 is meshed with the second gear 58, namely, the placing sleeve 47 rises, the rotation of the third gear 59 can be realized, the sliding rod 59b which is slidably connected in the sliding block 44 is rotationally connected with the third gear 59b through the rotating rod 59a, and by utilizing the mechanical principle of a crank connecting rod, the third gear 59b rotates, the reciprocating motion of the sliding rod 59b on the sliding block 44 can be realized, because slide bar 59b is connected with support cover 53 through stopper 56 that the cross-section is the T shape structure, therefore, just can realize the abundant screening effect of metal mesh 54 to the sand placing cover 47 in-process of rising, thereby can avoid large granule impurity to get into the inside of agitator 26, and constantly rock through metal mesh 54, can also carry out abundant mixture with sand and cement, thereby can improve the quality of concrete, and because the inside at support cover 53 sets up the spacing groove 55 that is the arc structure, stopper 56 accessible spacing groove 55 and support cover 53 sliding connection, support cover 53 and also can rotate along with placing when cover 47 emptys the sand promptly.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a mix earth agitating unit with reciprocate which characterized in that: the sand cleaning machine comprises a base (1), a stirring structure (2), an ash cleaning structure (3), a lifting structure (4), a screening structure (5) and a dumping structure (6), wherein the stirring structure (2) for stirring sand, water and cement is arranged at the top end of the base (1) for supporting and installing other parts; the ash removal structure (3) for removing ash from the stirring structure (2) is arranged at one end of the stirring structure (2), and the lifting structure (4) for lifting sand and cement from the ground to the stirring structure (2) is arranged at one end of the base (1); the sand screening and impurity removing device is characterized in that a screening structure (5) used for screening sand to remove impurities is arranged at one end of the lifting structure (4), and a pouring structure (6) used for pouring the sand and cement in the stirring structure (2) into the stirring structure (2) is arranged at one end of the lifting structure (4).

2. A concrete mixing apparatus having an up and down movement according to claim 1, wherein: the stirring structure (2) comprises a mounting plate (21), a first motor (22), vertical plates (23), fixed columns (24), rotating sleeves (25), a stirring barrel (26), a rotating shaft (27), a first gear (28) and clamping teeth (29), wherein the mounting plate (21) is fixed on one side of the base (1) in a vertical relation, the first motor (22) is mounted on the mounting plate (21), four vertical plates (23) which are symmetrically distributed in pairs are fixed at the top end of the base (1), the fixed columns (24) are fixed between the two vertical plates (23) on the same side, two rotating sleeves (25) are rotatably connected to the outer parts of the two fixed columns (24), the stirring barrel (26) is arranged at one end of each rotating sleeve (25) deviating from the base (1), and the stirring barrel (26) is rotatably connected with the base (1) through the four rotating sleeves (25), the outside of agitator (26) is that the annular array distributes a plurality ofly latch (29), and is a plurality of the cross-section of latch (29) all is trapezium structure the one end of first motor (22) is fixed pivot (27) the external fixation of pivot (27) first gear (28), just first gear (28) with latch (29) meshing, agitator (26) are through a plurality of latch (29) with first gear (28) with pivot (27) rotate and are connected.

3. A concrete mixing apparatus having an up and down movement according to claim 2, wherein: the deashing structure (3) includes box (31), clamp plate (32), gasbag (33), conflict board (34), first spring (35), ejector pin (36), air-blowing cover (37) and venthole (38), box (31) are fixed in mounting panel (21) is close to the one end of first motor (22) the inside sliding connection of box (31) has clamp plate (32), just the cross-section of clamp plate (32) is T shape structure clamp plate (32) with it is fixed to centre gripping between box (31) gasbag (33) clamp plate (32) deviate from the one end of gasbag (33) is the vertical relation fixed conflict board (34) the centre gripping is fixed between conflict board (34) and box (31) first spring (35) the external fixation of pivot (27) ejector pin (36), and ejector pin (36) deviate from the one end of pivot (27) is the arc structure box (31) deviate from the fixed arc structure and the inside hollow of one end of touch panel (34) blow cover (37), just blow the inside of cover (37) with gasbag (33) communicate with each other blow and set up a plurality ofly on cover (37) venthole (38).

4. A concrete mixing apparatus having an up and down movement according to claim 1, wherein: the lifting structure (4) comprises an upright post (41), a second motor (42), a screw rod (43), a sliding block (44), a fixing rod (45), a fixing sleeve (46) and a placing sleeve (47), wherein the upright post (41) is fixed at one end of the base (1), the upright post (41) is rotatably connected with the screw rod (43), the sliding block (44) with a T-shaped cross section is slidably connected with the upright post (41), the screw rod (43) penetrates through the sliding block (44) and is in threaded connection with the sliding block (44), the second motor (42) is fixed at the top end of the upright post (41), the second motor (42) is fixedly connected with the screw rod (43), the fixing rod (45) is fixed at one end of the sliding block (44) in a vertical relation, the fixing sleeve (46) is rotatably connected with the outer part of the fixing rod (45), the placing sleeve (47) is fixed at one end of the fixing sleeve (46), and the placing sleeve (47) is rotatably connected with the fixing rod (45).

5. A concrete mixing device with up and down movement according to claim 4, characterized in that: the screening structure (5) comprises a supporting rod (51), a sliding sleeve (52), a supporting sleeve (53), a metal net (54), a limiting groove (55), a limiting block (56), a discharging sleeve (57), a second gear (58), a third gear (59), a rotating rod (59 a) and a sliding rod (59 b), wherein the two supporting rods (51) which are in a symmetrical relation are fixed at the top end of the placing sleeve (47), the sliding sleeve (52) is connected to the two supporting rods (51) in a sliding mode, the supporting sleeve (53) is fixed at one end of the sliding sleeve (52), the metal net (54) is fixed inside the supporting sleeve (53), the discharging sleeve (57) which is in a funnel-shaped structure is fixed at the bottom end of the supporting sleeve (53), the second gear (58) is connected to the outer thread of the screw rod (43), and the second gear (58) is rotatably connected with the sliding block (44), the inside of slider (44) rotates to be connected with third gear (59), just second gear (58) with third gear (59) meshing, the one end of third gear (59) rotates to be connected with bull stick (59 a), the inside sliding connection of slider (44) has slide bar (59 b), just the one end of slide bar (59 b) with bull stick (59 a) rotates to be connected, bull stick (59 a) rotate to be connected in the inside of slider (44), set up the spacing groove (55) that is the arc structure inside the lateral wall of support cover (53), the inside sliding connection of spacing groove (55) has the stopper (56) that the cross-section is T shape structure, just stopper (56) with slide bar (59 b) fixed connection.

6. A concrete mixing device with up and down movement according to claim 5, characterized in that: the dumping structure (6) comprises a first connecting rod (61), a pull cable (62), a second connecting rod (63), a pulley (64), a discharging sleeve (65), a pin shaft (66), a fourth gear (67), a first rack (68), a second rack (69) and a fifth gear (69 a), wherein the first connecting rod (61) is fixed at one end of the sliding block (44), one end of the placing sleeve (47) is fixed on the second connecting rod (63), the first connecting rod (61) and the second connecting rod (63) are fixedly connected through the pull cable (62), one end of the upright post (41) is rotatably connected with the pulley (64), one end of the placing sleeve (47) is rotatably connected with the discharging sleeve (65) through the pin shaft (66), and the fourth gear (67) is fixed outside the fixing rod (45), and fourth gear (67) with fixed cover (46) rotate to be connected place the inside sliding connection of cover (47) have first rack (68), just first rack (68) with fourth gear (67) meshing place the one end of first rack (68) is fixed second rack (69), just second rack (69) with place cover (47) sliding connection place the outside of round pin axle (66) is fixed fifth gear (69 a), just fifth gear (69 a) with place cover (47) and rotate and be connected, fifth gear (69 a) with second rack (69) meshing.