CN110238968B - Temporary cement mixing device - Google Patents

Temporary cement mixing device Download PDF

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Publication number
CN110238968B
CN110238968B CN201910535676.3A CN201910535676A CN110238968B CN 110238968 B CN110238968 B CN 110238968B CN 201910535676 A CN201910535676 A CN 201910535676A CN 110238968 B CN110238968 B CN 110238968B
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China
Prior art keywords
shaft
mixing
cement
screen
cylinder
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CN201910535676.3A
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CN110238968A (en
Inventor
刘喜
王倩倩
王丽霖
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Zhengzhou Institute of Technology
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Zhengzhou Institute of Technology
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/10—Mixing in containers not actuated to effect the mixing
    • B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
    • B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04—Supplying or proportioning the ingredients
    • B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04—Supplying or proportioning the ingredients
    • B28C7/12—Supplying or proportioning liquid ingredients
    • B28C7/126—Supply means, e.g. nozzles

Abstract

The invention relates to a temporary cement mixing device, which effectively solves the problems that the existing cement mixing device can not automatically separate out caking generated by cement and can not uniformly scatter water in a mixing cylinder; the technical scheme comprises the following steps: vertical sliding connection has a screen cloth installation section of thick bamboo and rotates on the screen cloth installation section of thick bamboo in the mixing drum and installs the screen cloth, mixing drum bottom central point puts and is equipped with first (mixing) shaft and encircles first (mixing) shaft and be provided with a plurality of second (mixing) shafts, the screen cloth installation section of thick bamboo is connected with the primary shaft through the lifting device, when piling up more cement caking on the screen cloth, trigger device is triggered and makes the screen cloth installation section of thick bamboo vertically do quick round trip movement, and the screen cloth carries out the rotation by the drive arrangement drive through second transmission, make the caking of piling up on the screen cloth discharge mixing drum fast, it makes the comparatively even unrestrained of water in the mixing drum to rotate on mixing drum top wall and install watering dish and watering dish by the drive arrangement drive that sets up in.

Description

Temporary cement mixing device
Technical Field
The invention relates to mechanical equipment, in particular to a temporary cement mixing device.
Background
Cement, commonly known as ash, red mud and lime mud, is a general name of cementing materials used in civil engineering, can be divided into hydraulic cement and non-hydraulic cement according to different cementing properties, is born in 1824 years, and is one of the most important building materials in the world today; china calls cement as red wool cement because the cement is introduced from foreign countries, and foreigners are called red wool; the types of cement are various, and the cement is divided into portland cement, aluminate cement, sulphoaluminate cement, fluoroaluminate cement, aluminoferrite cement, cement with less clinker or clinker-free cement and the like according to the mineral composition; and can be divided into three categories of general cement, special cement and special cement according to the purpose and performance; cement and sand are common building materials, so a mixing device for cement and sand is available, in general, when cement mixing is carried out in building construction, cement, sand, stones and water are mixed according to a certain proportion and are uniformly mixed in a mixing tank, then the mixed mixture is transported to a construction site for use, however, when the existing construction site or road construction is carried out, a better preservation environment is not basically provided for the storage of cement, so that the cement is easy to damp and agglomerate in the storage process, if the moisture-affected and agglomerated cement is not separated from the cement, the quality of the mixed concrete is affected, when road construction or building construction is carried out, the construction quality is affected because the mixed cement material contains large-material agglomerates; still another, when carrying out cement concrete and mixing at present, usually carry water in the water pipe is direct to the mixing drum to cause the water that enters into the mixing drum can not even distribution in the mixing drum, but fall into the mixing drum in the form of water column, be unfavorable for so fast mixing even with cement, sand, stone, influence the efficiency of mixing, we provide a cement temporary mixing device in view of above for solve above problem.
Disclosure of Invention
In view of the above circumstances, in order to overcome the defects of the prior art, the invention provides a cement temporary mixing device, which can automatically separate cement which is agglomerated due to moisture, thereby ensuring that the mixed cement concrete raw materials have higher quality, and the cement temporary mixing device can uniformly scatter water at each part in a mixing cylinder when injecting water into the mixing cylinder, thereby being more beneficial to mixing cement, sand and stones, improving the mixing efficiency of cement concrete, and ensuring the better quality of cement concrete and improving the mixing efficiency of cement concrete compared with the traditional cement mixing device.
The specific technical scheme is as follows:
the cement temporary mixing device comprises a mixing cylinder, wherein the two transverse sides of the mixing cylinder are respectively communicated with a stone conveying pipe and a sand conveying pipe, and one longitudinal side of the mixing cylinder is communicated with the cement conveying pipe, the cement temporary mixing device is characterized in that a screen mounting cylinder is vertically and slidably connected in the mixing cylinder, the upper end surface of the screen mounting cylinder is arranged to be an inclined surface, the higher part of the inclined surface of the screen mounting cylinder corresponds to the cement conveying pipe, the lower part of the inclined surface of the screen mounting cylinder corresponds to a slag discharge channel arranged on the mixing cylinder, a screen is rotatably arranged on the screen mounting cylinder along the inclined surface of the screen mounting cylinder, a water sprinkling disc is rotatably arranged at the top of the mixing cylinder and is communicated with a water tank arranged on the top wall of the mixing cylinder, a first stirring shaft is rotatably arranged at the central position of the bottom wall of the mixing cylinder, and a plurality, the first stirring shaft and the plurality of second stirring shafts are driven by a driving device arranged at the bottom of the mixing cylinder, a sleeve is fixedly arranged at the center of the bottom of the sprinkling disc, a first shaft is axially and slidably connected in the sleeve, the first shaft penetrates through the screen at intervals downwards and penetrates through one end of the screen, the first shaft is axially and slidably connected in the first stirring shaft, a traction spring is connected between the first shaft and the bottom wall of the sleeve, one end of the first shaft, which is arranged in the first stirring shaft, is connected with a vertical reciprocating mechanism, a second shaft, which is rotatably arranged at the bottom of the mixing cylinder, is arranged in the first stirring shaft at intervals, the upper end of the second shaft is axially and slidably connected with a first meshing plate, the first meshing plate is matched with the vertical reciprocating mechanism, the lower end of the second shaft is connected with a first driving device arranged at the bottom of the mixing cylinder, therefore, the first meshing plate is meshed with the vertical reciprocating mechanism, the first transmission device drives the second shaft to rotate, the screen mounting cylinder is provided with a lifting device matched with the first shaft, the first shaft is driven by the screen mounting cylinder to move synchronously when vertically reciprocating, the screen is matched with a second transmission device arranged on the outer wall of the mixing cylinder and driven by the driving device arranged at the bottom of the mixing cylinder, and the bottom of the mixing cylinder is provided with a discharge channel and a valve is arranged on the discharge channel.
Preferably, the triggering device includes: the sleeve is characterized in that a rectangular sliding groove and a triangular inclined block are respectively formed in two axial ends of the inner wall of the sleeve, a contraction spring is connected between the triangular inclined block and the bottom wall of the rectangular sliding groove, one opposite side of the two triangular inclined blocks is divided into an inclined surface part and a plane vertical part, the plane vertical part of the triangular inclined block is fixedly provided with a conducting strip, a first shaft is axially and slidably connected into the sleeve, one end of the first shaft is provided with an annular conducting strip matched with the conducting strip in the sleeve, and the conducting strips arranged on the two triangular inclined blocks are connected in series in a voltage stabilizing loop arranged in the sleeve.
Preferably, first smooth chamber and the first axle axial sliding connection in first smooth intracavity have been seted up to first (mixing) shaft upper end, vertical round trip movement mechanism arranges first smooth intracavity in, vertical round trip movement mechanism includes that rack and two racks of fixed connection in first axle bottom axial both sides cooperate jointly to have the half-gear who rotates and install in first smooth intracavity, and half-gear coaxial rotation is installed first bevel gear and first bevel gear meshing has the second bevel gear of rotation installation on first smooth chamber diapire, and second bevel gear is installed by rotating first pulley group drive and first pulley group drive on first smooth intracavity wall and is connected with the second engaging plate with first engaging plate matched with.
Preferably, the second shaft lower extreme outwards stretches out first (mixing) shaft, and the second shaft stretches out one end and rotates and install on the bottom plate that sets up with mixing barrel bottom fixed connection and interval, and first transmission includes: the second shaft stretches out that the inherent third bevel gear of first (mixing) shaft end cover and third bevel gear cooperation have a fourth bevel gear, be fixed with elevator motor and fourth bevel gear axial sliding connection on elevator motor output shaft on the bottom plate, fourth bevel gear deviates from third bevel gear one side and is connected with expanding spring and the expanding spring other end and connects in the solid fourth ring on elevator motor output shaft of cover, be equipped with first electro-magnet and first electro-magnet series connection in voltage stabilizing loop on the fourth ring, fourth bevel gear is made by the material of easily being attracted by magnet.
Preferably, the first meshing plate is axially and slidably connected to one end, arranged in the first sliding cavity, of the second shaft, one side, away from the second meshing plate, of the first meshing plate is connected with a meshing spring, the other end of the meshing spring is fixedly connected to a first circular ring sleeved on the second shaft, a second electromagnet is arranged on the first circular ring and connected in series in a voltage stabilizing loop, and an iron sheet is arranged on one side, facing the second electromagnet, of the first meshing plate.
Preferably, it is equipped with bearing plectane and first (mixing) shaft and a plurality of second (mixing) shaft and the running fit between the bearing plectane to mix a section of thick bamboo bottom wall top interval, drive arrangement includes: the first stirring shaft is arranged below the bearing circular plate, a plurality of second belt pulley sets are connected at vertical intervals, the other ends of the second belt pulley sets are connected with second stirring shafts corresponding to the second belt pulley sets respectively, and one end, penetrating out of the bottom wall of the stirring cylinder, of the first stirring shaft is connected with a third belt pulley set which is driven by a driving motor fixed on the bottom plate.
Preferably, screen installation bobbin base end is fixed with the slider of vertical extension for plane and its axial both ends, mixing drum inner wall relevant position is equipped with the slide with the vertical sliding fit of slider, screen installation bobbin inclined plane higher part is less than cement conveyer pipe unloading position and screen installation bobbin inclined plane lower part and is higher than row's sediment entrance, screen installation bobbin has annular slide rail and screen cloth to rotate along perpendicular its inclined plane position fixed mounting and installs in annular slide rail, and the lifting device includes: the screen cloth installation section of thick bamboo bottom is equipped with rather than the lifting plectane and the axial both ends of lifting plectane that set up with the axle center through first connecting rod fixed connection in the screen cloth installation section of thick bamboo, the intrinsic second ring of coaxial axle center cover and second ring diameter are less than the lifting plectane with the corresponding position of lifting plectane on the primary shaft, be equipped with in the lifting plectane with the first annular sliding chamber of second ring normal running fit.
Preferably, be provided with a plurality of first teeth on the outer disc of screen cloth, second transmission includes: a plurality of first tooth meshes has the rotation to install the drive gear on the screen cloth installation section of thick bamboo, annular slide rail has been seted up arc hole and has been mixed the section of thick bamboo lateral wall and be equipped with the rectangular hole with drive gear matched with on gear and first tooth meshing position, drive gear rotates to install on the screen cloth installation section of thick bamboo through the third axle and third axle axial sliding connection has the slide cartridge of rotation installation on mixing section of thick bamboo top wall, and the inherent worm wheel of slide cartridge upper end cover and worm wheel cooperation have the rotation to install the worm on mixing section of thick bamboo top wall, and the worm other end is connected with third transmission and is driven by driving motor.
Preferably, the water tank bottom is rotated and is installed the water pipe and the water pipe passes and mixes a section of thick bamboo roof and watering dish intercommunication, third transmission includes: the other end of the worm is connected with a bevel gear set which is rotatably arranged on the top wall of the mixing cylinder, the bevel gear set is connected with a driving gear which is rotatably arranged on the top wall of the mixing cylinder, and the driving gear is meshed with a driving gear which is sleeved and fixed on the water pipe.
Preferably, the top wall of the mixing cylinder is provided with a second annular sliding cavity which is in running fit with the sprinkling plate, the bottom of the sprinkling plate is coaxially arranged with the bottom of the sprinkling plate and is provided with a third ring which is in running fit with the bottom wall of the sprinkling plate, and the outer circular surface of the third ring is fixedly connected to the inner wall of the mixing cylinder through a plurality of second connecting rods.
The beneficial effects of the technical scheme are as follows:
(1) the cement temporary mixing device can automatically separate cement which is agglomerated due to moisture, and the cement agglomerates can cause the blockage of partial meshes of the screen when falling onto the screen, thereby causing the cement to be rapidly leaked from the screen, further increasing the weight of the screen due to the increase of the cement accumulated on the screen, enabling the screen mounting cylinder to do vertical rapid reciprocating motion in the mixing cylinder when the weight of the screen reaches a certain degree, and enabling the screen to synchronously rotate around the screen mounting cylinder under the driving of the stirring shaft, so that the cement agglomerates on the screen are driven by centrifugal force and vertical reciprocating acting force to be discharged out of the mixing cylinder through a slag discharge channel arranged on one side of the mixing cylinder, thereby ensuring that the mixed cement concrete raw materials have higher quality;
(2) we are provided with the water tank and water tank bottom water pipe intercommunication has the watering dish of rotating installation in mixing drum top in mixing drum upper end, the watering dish is through transmission and agitator shaft connection and rotate along with the (mixing) shaft is synchronous, we surround around its central point position interval in watering dish bottom and be equipped with a plurality of watering holes, make this interim mixing arrangement of cement can with each position of water even unrestrained in mixing drum when to mixing drum internal water injection, make the quick cement of melting into of water, the sand, go in the middle of the stone, thereby do benefit to cement more, the sand, the stirring of stone, the efficiency of mixing of cement concrete is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the overall structure of the present invention;
FIG. 3 is a schematic view of the connection between the second transmission and the third transmission according to the present invention;
FIG. 4 is a schematic view of the inner structure of the mixing drum of the present invention, taken at a longitudinal side section;
FIG. 5 is a schematic view showing the relationship between the driving motor, the third pulley set and the first stirring shaft;
FIG. 6 is a schematic view of the second shaft and the first stirring shaft in cooperation with the bottom wall of the transmission circular plate in a bottom view and a cross-sectional view;
FIG. 7 is a schematic view showing the connection relationship between the driving device and the second stirring shafts and the first stirring shaft after the bottom wall of the mixing drum is removed;
FIG. 8 is a cross-sectional view of the inner structure of a mixing drum according to the present invention;
FIG. 9 is an enlarged view of the structure at B of the present invention;
FIG. 10 is a schematic view of the upper end of the first stirring shaft of the present invention in section and matching relationship with the first shaft;
FIG. 11 is a schematic view of another perspective of the first stirring shaft of the present invention, taken at the upper end thereof and matching with the first shaft;
FIG. 12 is a schematic top view of a cross-sectional view of the middle part of a mixing drum according to the present invention;
FIG. 13 is a schematic bottom view of the mixing drum of the present invention with a cross-sectional view of the middle portion of the mixing drum;
FIG. 14 is a cross-sectional view of the middle portion of the mixing drum of the present invention with a plurality of second mixing shafts omitted from the rear view;
FIG. 15 is a schematic view of the engagement of the drive gear with the first plurality of teeth of the present invention;
FIG. 16 is a schematic view of the screen mounting cylinder of the present invention in a disengaged relationship with the screen and the sprinkler plate in a mated relationship with the second shaft and sleeve;
FIG. 17 is a schematic illustration of the screen of the present invention separated from the screen mounting cylinder;
FIG. 18 is a cross-sectional view of a lifting disk in cooperation with a second ring according to the present invention;
FIG. 19 is a schematic view, partially in section, of a mixing bowl according to the present invention showing the engagement of the watering plate with the second annular slide chamber;
FIG. 20 is a cross-sectional view of the sleeve showing the engagement of the inner trigger with the second shaft;
FIG. 21 is a schematic view showing the fitting relationship of the triangular swash block, the contracting spring and the rectangular sliding groove according to the present invention;
FIG. 22 is an enlarged view of the structure at A of the present invention;
FIG. 23 is a schematic view of the engagement relationship of the first engaging plate and the second engaging plate of the present invention.
In the figure: the mixing cylinder 1, the stone conveying pipe 2, the sand conveying pipe 3, the cement conveying pipe 4, the screen mounting cylinder 5, the slag discharge passage 6, the screen 7, the sprinkling plate 8, the water tank 9, the first stirring shaft 10, the second stirring shaft 11, the sleeve 12, the first shaft 13, the traction spring 14, the second shaft 15, the first engaging plate 16, the discharge passage 17, the valve 18, the rectangular chute 19, the triangular oblique block 20, the contraction spring 21, the first slide chamber 22, the rack 23, the half gear 24, the first bevel gear 25, the second bevel gear 26, the first pulley group 27, the second engaging plate 28, the limit column 29, the third bevel gear 30, the fourth bevel gear 31, the expansion spring 32, the lifting motor 33, the fourth ring 34, the bottom plate 35, the engagement spring 36, the first ring 37, the bearing ring 38, the second pulley group 39, the third pulley group 40, the driving motor 41, the slide block 42, the slide way 43, the annular slide rail 44, the lifting device comprises a lifting circular plate 45, a first connecting rod 46, a second circular ring 47, a first annular sliding cavity 48, a first tooth 49, a transmission gear 50, a rectangular hole 51, an arc-shaped hole 52, a third shaft 53, a sliding cylinder 54, a worm wheel 55, a worm 56, a water pipe 57, a bevel gear set 58, a driving gear 59, a driving gear 60, a second annular sliding cavity 61, a third circular ring 62, a second connecting rod 63, an engaging circular plate 64, an engaging block 65 and a limiting groove 66.
Detailed Description
The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1 to 23. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
Embodiment 1, interim agitating unit of cement, including mixing drum 1, mixing drum 1 horizontal both sides communicate respectively has stone conveyer pipe 2 and sand conveyer pipe 3 and mixing drum 1 vertical one side intercommunication has cement conveyer pipe 4, its characterized in that, vertical sliding connection has screen cloth installation section 5 and screen cloth installation section 5 up end to set up as the inclined plane in mixing drum 1, 5 inclined plane higher part of screen cloth installation section corresponds to cement conveyer pipe 4 and 5 inclined plane lower parts of screen cloth installation section correspond to the slag removal passageway 6 that sets up on mixing drum 1, screen cloth installation section 5 rotates along perpendicular to its inclined plane and installs screen cloth 7, and mixing drum 1 top is rotated and is installed watering dish 8 and watering dish 8 intercommunication and is set up the water tank 9 on mixing drum 1 roof, mixing drum 1 diapire central point rotates and installs first (mixing) 10 and is provided with a plurality of second (mixing) shafts around first (mixing) 10 intervals on the diapire and rotates and install on mixing drum 1 diapire The shaft 11, the first stirring shaft 10 and the plurality of second stirring shafts 11 are driven by a driving device arranged at the bottom of the stirring cylinder 1, a sleeve 12 is fixedly arranged at the center position of the bottom of the sprinkling disc 8, a first shaft 13 is axially and slidably connected in the sleeve 12, the first shaft 13 downwards penetrates through the screen 7 at intervals and penetrates through one end of the screen 7 to be axially and slidably connected in the first stirring shaft 10, a traction spring 14 is connected between the first shaft 13 and the bottom wall of the sleeve 12, one end of the first shaft 13 arranged in the first stirring shaft 10 is connected with a vertical reciprocating mechanism, a second shaft 15 rotatably arranged at the bottom of the stirring cylinder 1 is arranged in the first stirring shaft 10 at intervals, the upper end of the second shaft 15 is axially and slidably connected with a first meshing plate 16, the first meshing plate 16 is matched with the vertical reciprocating mechanism, and the lower end of the second shaft 15 is connected with a, the improved mixing device is characterized in that a trigger device is arranged in the sleeve 12 and is triggered when more cement cakes are accumulated on the screen 7, so that a first meshing plate 16 is meshed with a vertical reciprocating movement mechanism and a first transmission device drives a second shaft 15 to rotate, a lifting device matched with a first shaft 13 is arranged on the screen mounting cylinder 5, the first shaft 13 synchronously drives the screen mounting cylinder 5 to move when vertically reciprocating, the screen 7 is matched with a second transmission device arranged on the outer wall of the mixing cylinder 1 and driven by a driving device arranged at the bottom of the mixing cylinder 1, and a discharge channel 17 is arranged at the bottom of the mixing cylinder 1 and a valve 18 is arranged on the discharge channel 17.
In the embodiment, when the mixing cylinder 1 is used, a stone conveying pipe 2 and a sand conveying pipe 3 are respectively communicated with two transverse sides of the mixing cylinder 1, a cement conveying pipe 4 is communicated with one longitudinal side of the mixing cylinder 1, a slag discharging channel 6 is arranged on the other longitudinal side of the mixing cylinder 1, a screen mounting cylinder 5 is vertically connected in the mixing cylinder 1 in a sliding mode, the screen mounting cylinder 5 is arranged to be an inclined surface (shown in a figure 8), the lower end of the inclined surface of the screen mounting cylinder 5 corresponds to the slag discharging channel 6 arranged on the mixing cylinder 1, the higher end of the inclined surface of the screen mounting cylinder 5 corresponds to the cement conveying pipe 4, a screen 7 is rotatably arranged along the part perpendicular to the inclined surface of the screen mounting cylinder 5, the height of the stone conveying pipe 2 and the height of the sand conveying pipe 3 are enabled to be located below the screen mounting cylinder 5 (shown in a figure 4) during arrangement, and stones and, the screen 7 is only used for filtering and screening the caking generated by the damp in the cement;
when the cement, the stones and the sands are used specifically, a constructor respectively conveys the cement, the stones and the sands into the mixing cylinder 1 from the cement conveying pipe 4, the stone conveying pipe 2 and the sand conveying pipe 3, the cement falls into the mixing cylinder 1 through the cement conveying pipe 4, cement cakes generated by wetting stop on the screen 7 due to the obstruction of the screen 7 due to the cement cakes, the cement falls below through the leakage holes on the screen 7 to be mixed with the stones and the sands, a water sprinkling disc 8 is rotatably installed at the upper end of the mixing cylinder 1, the water sprinkling disc 8 is communicated with a water tank 9 arranged on the top wall of the mixing cylinder 1, water in the water tank 9 falls into the mixing cylinder 1 through the water sprinkling disc 8, and a first stirring shaft 10 and a plurality of second stirring shafts 11 which are arranged on the bottom wall of the mixing cylinder 1 rotate under the driving of a driving device and are used for stirring the cement, the sand and the sands conveyed into the mixing cylinder 1, Stirring and mixing the sand and the stones;
preferably, a sleeve 12 is fixedly connected to the bottom of the sprinkling plate 8, a first shaft 13 is axially slidably connected in the sleeve 12, the first shaft 13 penetrates through the screen 7 at intervals, one end of the first shaft penetrates out of the sleeve and is axially slidably connected to the upper end of a first stirring shaft 10, a traction spring 14 is connected between one end of the first shaft 13, which is arranged in the sleeve 12, and the bottom wall of the sleeve 12, and one end of the first shaft 13, which is arranged in the first stirring shaft 10, is connected with a vertical reciprocating mechanism, the vertical reciprocating mechanism is driven by a second shaft 15 which is coaxial with the first stirring shaft 10 and is arranged at intervals, the lower end of the second shaft 15 is connected with a first transmission device, when more cement lumps are accumulated on the screen 7, a trigger device arranged in the sleeve 12 is triggered, so that a first meshing plate 16 axially slidably connected to the second shaft 15 is meshed with the vertical, the driving device arranged at the bottom of the mixing cylinder 1 drives the first stirring shaft 10 and the plurality of second stirring shafts 11 to rotate and stir and mix cement, sand and stones in the mixing cylinder 1, the second shaft 15 rotates and is meshed with the vertical reciprocating mechanism through a first meshing plate 16 which is connected to the upper end of the second shaft 15 in an axial sliding manner, so that the first shaft 13 connected with the vertical reciprocating mechanism is driven to vertically and rapidly reciprocate along the sleeve 12 and the first stirring shaft 10 respectively (the upper end of the first shaft 13 is axially and slidably connected to the sleeve 12, the lower end of the first shaft 13 is vertically and slidably connected to the first stirring shaft 10), the first shaft 13 further drives the screen mounting cylinder 5 to rapidly vertically reciprocate along the inner wall of the mixing cylinder 1 through the lifting device, and at the moment, cement lumps falling onto the screen 7 can generate an amplitude in the vertical direction and move to the slag discharge channel 6 along the inclined plane where the screen 7 is located, so that the cement agglomerates are discharged from the mixing drum 1 through the slag discharge passage 6;
preferably, as the screen 7 is rotatably installed in the direction perpendicular to the screen installation cylinder 5, in order to enable cement lumps falling onto the screen 7 to better move from the screen 7 to the slag discharge channel 6 and be discharged from the slag discharge channel 6, a second transmission device is arranged on the outer wall of the mixing cylinder 1 and is matched with the screen 7, so that the second transmission device is driven by a driving device arranged at the bottom of the mixing cylinder 1 to drive the screen 7 to rotate in the direction perpendicular to the inclined plane of the screen installation cylinder 5, and at the moment, the cement lumps on the screen 7 are subjected to not only a vertical amplitude but also a centrifugal force generated by the rotation of the screen 7, so that the cement lumps isolated on the screen 7 can more favorably move to the slag discharge channel 6 along the inclined plane where the screen 7 is located, and further the cement lumps can be rapidly discharged out of the mixing cylinder 1;
in the scheme, when the first stirring shaft 10 is driven by a driving device to stir cement, sand and stones in the stirring cylinder 1, as the upper end of the first stirring shaft 10 is axially and slidably connected with the first shaft 13 and the other end of the first shaft 13 is axially and slidably connected with the sleeve 12 fixedly connected with the water spraying disc 8, when the cement, sand and stones in the stirring cylinder 1 are stirred, the first stirring shaft 10 synchronously drives the water spraying disc 8 to rotate along the top wall of the stirring cylinder 1, a plurality of water spraying holes are formed in the bottom of the water spraying disc 8 in a surrounding manner along the central position of the water spraying disc 8 at intervals, and when the water spraying disc 8 rotates under the driving of the first stirring shaft 10, water exposed from the water spraying holes can be uniformly sprayed into the stirring cylinder 1, so that the mixing of the sand, the stones and the cement is more facilitated, and the stirring efficiency of the stirring cylinder 1 can be improved;
a discharge channel 17 is arranged at the bottom of the mixing cylinder 1, mixed cement concrete raw materials can be conveyed outwards through the discharge channel 17, when the mixed cement concrete is required to be conveyed outwards, a valve 18 is opened, so that the cement concrete is discharged outwards through the discharge channel 17, and when the cement concrete is not required or when mixing is carried out, the valve 18 is closed.
Embodiment 2, on the basis of embodiment 1, the triggering device includes: rectangular sliding grooves 19 are respectively formed in two axial ends of the inner wall of the sleeve 12, triangular inclined blocks 20 are connected in the rectangular sliding grooves 19 in a sliding mode, a contraction spring 21 is connected between the triangular inclined blocks 20 and the bottom wall of the rectangular sliding grooves 19, one opposite sides of the two triangular inclined blocks 20 are divided into an inclined plane part and a plane vertical part, conductive plates are fixed in the plane vertical part of the triangular inclined blocks 20, the first shaft 13 is axially connected in the sleeve 12 in a sliding mode, one end of the first shaft 13, which is arranged in the sleeve 12, is provided with an annular conductive plate matched with the conductive plates, and the conductive plates arranged on the two triangular inclined blocks 20 are connected in a voltage stabilizing loop arranged.
When this embodiment is in use, a detailed description of how the triggering means is triggered and works will be given below; referring to fig. 20 and 21, rectangular chutes 19 are formed on two sides of the inner wall of the sleeve 12, and triangular inclined blocks 20 slidably connected in the rectangular chutes 19 are connected in the rectangular chutes 19 through retraction springs 21, when cement is normally mixed, if cement is not agglomerated due to moisture in the cement, the cement conveyed from the cement conveying pipe 4 to the screen 7 can quickly fall into the mixing cylinder 1 through the screen 7, if cement is agglomerated, the leaking hole part on the screen 7 can be blocked and sheltered due to large cement agglomeration, so that the cement cannot quickly leak down from the screen 7, if cement is agglomerated more, most area on the screen 7 can be blocked, so that the cement cannot fall down from the screen 7, at this time, the weight of the screen 7 is greatly increased compared with that when mixing is normally performed (cement does not contain cement agglomeration, at this time, cement conveyed to the screen 7 can quickly fall down from the screen 7), at this time, the gravity borne by the screen mounting cylinder 5 is increased, and the traction spring 14 is further extended downwards, so that the first shaft 13 is arranged in the sleeve 12 and the part thereof passes through the two triangular oblique blocks 20 downwards (refer to fig. 21), at this time, the opposite sides of the two triangular oblique blocks 20 are plane vertical parts and are separated from the outer wall of the first shaft 13, at this time, the conducting strips arranged in the two triangular oblique plane vertical parts are in a disconnected state because of being separated from the annular conducting strips (at the beginning, if the first shaft 13 does not pass through the two triangular oblique blocks 20, the two conducting strips are respectively contacted with the annular conducting strips arranged on the first shaft 13, so that the pressure stabilizing circuit is in a connected state, at this time, the pressure stabilizing circuit is disconnected (the trigger device is triggered), so that the first engaging plate 16 axially and slidably connected to the upper end of the second shaft 15 is engaged with the vertical reciprocating mechanism and the first transmission device drives, at this moment, the second shaft 15 drives the vertical reciprocating mechanism to start working, so as to drive the first shaft 13 to rapidly reciprocate vertically, and the first shaft 13 synchronously drives the screen mounting cylinder 5 to rapidly reciprocate vertically along the inner wall of the mixing cylinder 1 through the lifting device (so that cement cakes on the screen 7 can be discharged out of the mixing cylinder 1 better and rapidly under the combined action of vertical amplitude and centrifugal force generated by the rotation of the screen 7), and because the first shaft 13 is axially connected with the sleeve 12 and the upper end of the first stirring shaft 10 in a sliding manner, the first shaft 13 also performs the vertical reciprocating movement under the driving of the vertical reciprocating mechanism while rotating along with the first stirring shaft 10.
Embodiment 3, on the basis of embodiment 2, the first sliding cavity 22 is formed at the upper end of the first stirring shaft 10, the first shaft 13 is axially slidably connected in the first sliding cavity 22, the vertical reciprocating mechanism is disposed in the first sliding cavity 22, the vertical reciprocating mechanism includes racks 23 fixedly connected to two axial sides of the bottom of the first shaft 13, a half gear 24 rotatably installed in the first sliding cavity 22 is cooperatively arranged on the two racks 23, a first bevel gear 25 is coaxially rotatably installed on the half gear 24, the first bevel gear 25 is engaged with a second bevel gear 26 rotatably installed on the bottom wall of the first sliding cavity 22, the second bevel gear 26 is driven by a first pulley set 27 rotatably installed on the inner wall of the first sliding cavity 22, and the first pulley set 27 is connected with a second engaging plate 28 engaged with the first engaging plate 16.
This embodiment will be described in detail below with respect to what the vertical reciprocating mechanism is constructed and how it works when in use; referring to fig. 10 and 11, the diameter of the part of the upper end of the first shaft 13 axially slidably connected with the sleeve 12 is larger, the diameter of the part of the lower end of the first shaft 13 axially slidably connected with the first mixing drum is smaller, the two sides of the first shaft 13 in the first sliding cavity 22 in the axial direction are respectively connected with the vertically extending racks 23, and the two racks 23 are jointly engaged with the half gear 24 rotatably mounted on the inner wall of the first sliding cavity 22, when the trigger device is triggered due to more cement lumps accumulated on the screen 7 (the first shaft 13 slides downwards along the sleeve 12 to separate the conductive sheet arranged on the triangular oblique block 20 from the annular conductive sheet arranged on the first shaft 13, and the pressure stabilizing circuit is disconnected), so that the first transmission device drives the second shaft 15 to rotate, the first engaging plate 16 axially slidably connected to the upper end of the second shaft 15 is engaged with the second engaging plate 28, and the first engaging plate 16 drives the second engaging plate 28 to rotate under the driving of, the second meshing plate 28 is driven by a first belt pulley set 27 connected with the second meshing plate to rotate a second bevel gear 26 which is rotatably installed on the bottom wall of the first sliding cavity 22, so as to drive a first bevel gear 25 which coaxially rotates with the half gear 24 to rotate, the half gear 24 is driven to rotate, the half gear 24 is meshed with the two racks 23 to drive the first shaft 13 to move back and forth in the vertical direction (the arrangement of the half gear 24 and the two racks 23 is satisfied that when the half gear 24 is disengaged from the teeth on one rack 23, the half gear is immediately meshed with the other rack 23 to drive the first shaft 13 to move in the opposite direction), the two axial sides of the end with the smaller diameter of the first shaft 13 are provided with limit blocks, and the corresponding position of the inner wall of the first sliding cavity 22 is provided with limit grooves matched with the slide blocks 42, so that the first shaft 13 axially slides along the first sliding cavity 22 and can also rotate along with the first sliding cavity 10, and when the first shaft 13 vertically moves back and forth, the screen mounting The quick reciprocating movement, when cement does not contain the caking, the weight borne on the screen mesh mounting cylinder 5 is a constant value all the time, or fluctuates up and down in a small interval, so when cement does not contain the caking, the first shaft 13 cannot generate large displacement (only can generate a small amplitude), at the moment, two racks 23 connected with the first shaft 13 only can drive the half gear 24 to generate a small rotation angle, and the situation that the first shaft 13 drives the two racks 23 to always drive the half gear 24 to rotate until the half gear 24 is separated from one rack 23 can not occur.
Embodiment 4 is based on embodiment 2, in which a lower end of the second shaft 15 extends outwardly to form a first stirring shaft 10, and an extended end of the second shaft 15 is rotatably mounted on a bottom plate 35 fixedly connected to and spaced from a bottom of the mixing drum 1, and the first transmission device includes: second shaft 15 stretches out that first (mixing) shaft 10 one end cover is inherent third bevel gear 30 and third bevel gear 30 cooperation has fourth bevel gear 31, be fixed with elevator motor 33 and fourth bevel gear 31 axial sliding connection on elevator motor 33 output shaft on bottom plate 35, fourth bevel gear 31 deviates from third bevel gear 30 one side and is connected with expanding spring 32 and the expanding spring 32 other end and connects on the fourth ring 34 of cover solid on elevator motor 33 output shaft, be equipped with first electro-magnet and first electro-magnet series connection in steady voltage return circuit on the fourth ring 34, fourth bevel gear 31 is made by the material of being easily attracted by magnet.
This embodiment will be described in detail below with respect to what the first transmission is composed of and how it operates when in use; referring to fig. 5, 6 and 7, a bottom plate 35 is disposed at the bottom of the mixing cylinder 1 at an interval and fixedly connected to the bottom wall of the mixing cylinder 1, one end of a second shaft 15 extending out of a first stirring shaft 10 is rotatably mounted on the bottom plate 35, when a trigger device is triggered to cause a voltage stabilizing circuit to be disconnected (in an initial state, when the voltage stabilizing circuit is in an on state, since a fourth bevel gear 31 is made of a material easily attracted by a magnet and a first electromagnet connected in series in the voltage stabilizing circuit is disposed on a fourth ring 34, when the voltage stabilizing circuit is in the on state, the first electromagnet is energized to generate an electromagnetic force and attract the fourth bevel gear 31 to separate the fourth bevel gear 31 from the third bevel gear 30, and at this time, an extension spring 32 is in a compressed state), so that the first electromagnet is de-energized and loses the electromagnetic force, and the fourth bevel gear 31 is axially moved along an output shaft of a lifting motor 33 toward the third bevel gear 30 under the elastic, so that the third bevel gear 30 is meshed with the fourth bevel gear 31, the lifting motor 33 is electrically connected with an external power supply, and when the cement temporary mixing device is started to work, the lifting motor 33 works synchronously, when more cement lumps are accumulated on the screen cloth 7, and the trigger device is triggered, the third bevel gear 30 is meshed with the fourth bevel gear 31, so that the lifting motor 33 drives the second shaft 15 to rotate and the second shaft 15 drives the vertical reciprocating mechanism which is arranged in the first sliding cavity 22 and connected with the first shaft 13 to work, so that the first shaft 13 moves vertically and rapidly in a reciprocating manner (when the lifting motor 33 is arranged, the speed at which the lifting motor 33 drives the second shaft 15 to rotate is greater than the speed at which the drive device drives the first stirring shaft 10 to rotate, namely, the relative rotating speed exists between the first meshing plate 16 which is axially and slidably connected to one end of the second shaft 15 arranged in the first sliding cavity 22 and the second meshing plate 28 which rotates along with the first stirring shaft 10, that is, the rotating speed of the first engaging plate 16 is greater than the rotating speed of the second engaging plate 28, only when the first engaging plate 16 is engaged with the second engaging plate 28, the first engaging plate 16 will drive the second engaging plate 28 to rotate, so that the first shaft 13 is driven by the vertical reciprocating mechanism to reciprocate vertically, and if the first engaging plate 16 is driven by the lifting motor 33 and the rotating speed of the first stirring shaft 10 is the same, the first engaging plate 16 and the second engaging plate 28 are in a relatively static state);
when cement agglomerates on the screen cloth 7 are discharged out of the mixing drum 1, the leaking holes blocked by the agglomerates on the screen cloth 7 are reopened, so that the cement can rapidly fall from the screen cloth 7, the bearing capacity on the screen cloth 7 is reduced, so that the first shaft 13 moves upwards along the sleeve 12 under the elastic force of the traction spring 14, the conducting strips arranged on the two triangular inclined blocks 20 are contacted with the annular conducting strips arranged on the first shaft 13, the voltage stabilizing circuit is switched on again, the first electromagnet generates electromagnetic force again, the fourth bevel gear 31 is disengaged from the third bevel gear 30 under the magnetic attraction of the first electromagnet, the second shaft 15 loses the driving of the lifting motor 33 and stops rotating, the first shaft 13 also synchronously stops vertically to perform rapid reciprocating movement (at the moment, the first shaft 13 still rotates along with the first stirring shaft 10), and the screen mounting drum 5 does not perform rapid reciprocating movement vertically with the first shaft 13 any more, so that the cement temporary mixing device is restored to a normal working state (at the moment, no cement lumps are accumulated on the screen 7);
referring to fig. 6, limiting columns 29 are fixed on two axial sides of an output shaft of the lifting motor 33, and a limiting groove 66 in sliding fit with the limiting columns 29 is formed in the fourth bevel gear 31, so that the fourth bevel gear 31 can slide axially along the output shaft of the lifting motor 33.
Embodiment 5 is based on embodiment 2, the first engaging plate 16 is axially slidably connected to one end of the second shaft 15 disposed in the first sliding cavity 22, one side of the first engaging plate 16 away from the second engaging plate 28 is connected to an engaging spring 36, the other end of the engaging spring 36 is fixedly connected to a first circular ring 37 fixedly sleeved on the second shaft 15, the first circular ring 37 is provided with a second electromagnet, the second electromagnet is connected in series in a voltage stabilizing circuit, and one side of the first engaging plate 16 facing the second electromagnet is provided with an iron sheet.
In use, the first engaging plate 16, which is axially slidably connected to the upper end of the second shaft 15 when the triggering device is triggered, is engaged with the second engaging plate 28 as will be described in detail below: referring to fig. 23, the first engaging plate 16 and the second engaging plate 28 have the same structure, and are each composed of an engaging circular plate and a plurality of engaging blocks, the first engaging plate 16 is axially slidably connected to one end of the second shaft 15 disposed in the first sliding cavity 22, two axial sides of one end of the second shaft 15 disposed in the first sliding cavity 22 are provided with stoppers, and the engaging circular plate is provided with stopper holes slidably engaged with the stoppers, so that the first engaging plate 16 axially slides along the second shaft 15, when the triggering device is not triggered, the voltage stabilizing circuit is in an on state, and the second electromagnet disposed on the first circular ring 37 generates electromagnetic force to attract the first engaging plate 16, so that the first engaging plate 16 is separated from the second engaging plate 28, at this time, the engaging spring 36 is in a compressed state, when the triggering device is triggered, the voltage stabilizing circuit is disconnected and the second electromagnet loses the electromagnetic force, and the first engaging plate 16 is under the elastic force of the engaging spring 36 and moves toward the second engaging plate 28 along the second shaft 15 are axially slid so that a plurality of meshing blocks arranged on the first meshing plate 16 are meshed with a plurality of meshing blocks arranged on the second meshing plate 28 (the side walls of the meshing blocks are mutually abutted to realize the transmission of power), preferably, if the meshing blocks on the first meshing plate 16 are abutted to the heads of the meshing blocks on the second meshing plate 28 when the first meshing plate 16 and the second meshing plate 28 are meshed, the meshing spring 36 is compressed, because the second shaft 15 is in a rotating state under the driving of the first stirring shaft 10, when the meshing blocks on the first meshing plate 16 rotate along with the second shaft 15 so as to be mutually staggered with the heads of the meshing blocks on the second meshing plate 28, the first meshing plate 16 continues to move forwards under the elastic force of the meshing spring 36 so as to enable the side walls of the meshing blocks to be mutually abutted, and complete meshing of the first meshing plate 16 and the second meshing plate 28 is realized, so as to transmit the power.
Embodiment 6 is the mixing drum 1 according to embodiment 4, wherein a supporting circular plate 38 is provided at an interval above the bottom wall thereof, and the first stirring shaft 10 and the plurality of second stirring shafts 11 are rotatably engaged with the supporting circular plate 38, and the driving device includes: the first stirring shaft 10 is arranged below the supporting circular plate 38, a plurality of second belt pulley sets 39 are vertically connected at intervals, the other ends of the second belt pulley sets 39 are respectively connected with second stirring shafts 11 corresponding to the second belt pulley sets, one end of the first stirring shaft 10 penetrating out of the bottom wall of the stirring cylinder 1 is connected with a third belt pulley set 40, and the third belt pulley set 40 is driven by a driving motor 41 fixed on the bottom plate 35.
This embodiment will be described in detail below with respect to how the drive means operates when in use; referring to fig. 4 and 7, a plurality of second pulley sets 39 are disposed in a space defined between a supporting circular plate 38 and a bottom wall of a mixing drum 1, wherein a first stirring shaft 10 is disposed between the supporting circular plate 38 and the bottom wall of the mixing drum 1, and is partially split and connected with the second pulley sets 39, and the other ends of the second pulley sets 39 are respectively connected to second stirring shafts 11 corresponding to the second pulley sets 39, the first stirring shaft 10 downwardly penetrates through the bottom wall of the mixing drum 1, and one end of the first stirring shaft that penetrates through the bottom wall of the mixing drum 1 is connected to a driving motor 41 fixed on a bottom plate 35 through a third pulley set 40, the driving motor 41 drives the first stirring shaft 10 to rotate through the third pulley set 40, and the first stirring shaft 10 drives the second stirring shafts 11 to rotate through the second pulley sets 39, so as to stir and mix cement, sand and stone in the.
Embodiment 7, on embodiment 1 basis, 5 bottoms of screen cloth installation section of thick bamboo are the plane and its axial both ends are fixed with vertical extension's slider 42, 1 inner wall relevant position of mixing drum is equipped with the slide 43 with the vertical sliding fit of slider 42, 5 inclined plane higher parts of screen cloth installation section of thick bamboo are less than cement conveyer pipe 4 unloading position and 5 inclined plane lower parts of screen cloth installation section of thick bamboo and are higher than slag discharge channel 6 mouths, 5 edge perpendicular its inclined plane position fixed mounting of screen cloth installation section of thick bamboo have annular slide rail 44 and screen cloth 7 rotate install in annular slide rail 44, and the lifting device includes: 5 bottoms of screen cloth installation section of thick bamboo are equipped with lifting plectane 45 rather than setting up with the axle center and lifting plectane 45 axial both ends are through first connecting rod 46 fixed connection in screen cloth installation section of thick bamboo 5, the inherent second ring 47 of axle center cover and second ring 47 diameter are less than lifting plectane 45 with the corresponding position of lifting plectane 45 on the primary shaft 13, are equipped with in the lifting plectane 45 with the first annular sliding chamber 48 of second ring 47 normal running fit.
In use, the embodiment will be described in detail below with respect to how the lifting device drives the screen mounting cylinder 5 to perform synchronous lifting movement in the vertical direction in response to the lifting of the first shaft 13; referring to fig. 14, 17 and 18, the bottom of the screen installation cylinder 5 is a plane (refer to fig. 8) and when it is set, the higher end of the inclined surface of the screen installation cylinder 5 is lower than the feed inlet of the cement conveying pipe 4, and the lower end of the inclined surface of the screen installation cylinder 5 is higher than the discharge outlet of the slag discharge channel 6, so that it is set to ensure that cement entering from the cement conveying pipe 4 can fall onto the screen 7 completely and cement lumps generated by wetting can be discharged from the slag discharge channel 6 to the mixing cylinder 1, when the screen installation cylinder 5 is driven by the vertical reciprocating mechanism along with the first shaft 13 to perform rapid vertical reciprocating movement, the amplitude generated by the rapid vertical reciprocating movement of the first shaft 13 makes the screen 7 move to the highest position, the higher end of the inclined surface of the screen installation cylinder 5 is still lower than the feed inlet of the cement conveying pipe 4, so that when the screen installation cylinder 5 moves to the, the lower end of the inclined plane of the screen mounting cylinder 5 is still higher than the discharge hole of the slag discharge channel 6, namely, the screen mounting cylinder 5 does not hinder the normal conveying of cement and the outward discharge of cement agglomerates when vertically reciprocating and rapidly moving;
an annular slide rail 44 (shown in attached drawings 16 and 17) is mounted at a position, perpendicular to an inclined plane of the screen mounting cylinder 5, the screen 7 is rotatably mounted in the annular slide rail 44, a lifting circular plate 45 which is coaxially arranged with the screen mounting cylinder 5 is arranged at the bottom of the screen mounting cylinder 5, as shown in attached drawing 18, two sides of the lifting circular plate 45 are fixedly connected to the screen mounting cylinder 5 through a first connecting rod 46, a second circular ring 47 is fixedly sleeved on the first shaft 13, a first annular sliding cavity 48 which is rotatably matched with the second circular ring 47 is arranged in the lifting circular plate 45, the second circular ring 47 is just clamped in the first annular sliding cavity 48, when the first shaft 13 rapidly moves along with the vertical reciprocating mechanism, the screen mounting cylinder 5 is driven by the second circular ring 47 and the lifting circular plate 45 which are matched with each other to synchronously vertically reciprocate along the inner wall of the mixing cylinder 1, and when the vertical reciprocating mechanism does not work, the first shaft 13 does not vertically generate large displacement, and the first shaft 13 rotates along with the The two rings 47 rotate along the first annular slide chamber 48, and the screen mounting cylinder 5 does not reciprocate vertically.
Embodiment 8, on the basis of embodiment 6, the outer circumferential surface of the screen cloth 7 is provided with a plurality of first teeth 49, and the second transmission device comprises: a plurality of first tooth 49 meshes has the drive gear 50 of rotation installation on screen cloth installation section of thick bamboo 5, annular slide rail 44 has seted up arc hole 52 and has been equipped with on the mixing drum 1 lateral wall with drive gear 50 matched with rectangular hole 51 at gear and first tooth 49 meshing position, drive gear 50 rotates to install on screen cloth installation section of thick bamboo 5 and third axle 53 axial sliding connection has the slide cartridge 54 of rotation installation on mixing drum 1 roof through third axle 53, and the inherent worm wheel 55 of slide cartridge 54 upper end cover and worm wheel 55 cooperation have the rotation to install the worm 56 on mixing drum 1 roof, and the worm 56 other end is connected with third transmission and the third transmission is driven by driving motor 41.
This embodiment will be described in detail below with respect to the second transmission configuration and how it operates when in use; referring to fig. 3 and 15, a plurality of first teeth 49 are disposed on the outer circumferential surface of the screen cloth 7, an arc-shaped hole 52 is disposed on the annular slide rail 44, the screen cloth mounting cylinder 5 is rotatably mounted at the position of the arc-shaped hole 52, and the transmission gear 50 is engaged with the plurality of first teeth 49 on the screen cloth 7 through the arc-shaped hole 52, referring to fig. 3, a rectangular hole 51 matched with the transmission gear 50 is disposed on the outer wall of the mixing cylinder 1, so as to drive the transmission gear 50 to move vertically along the rectangular hole 51 in cooperation with the reciprocating movement of the screen cloth mounting cylinder 5, the transmission gear 50 is rotatably mounted on the screen cloth mounting cylinder 5 through a third shaft 53, and the third shaft 53 is axially slidably connected with a slide cylinder 54 rotatably mounted on the top wall of the mixing cylinder 1 (the third shaft 53 is axially slidably connected with the slide cylinder 54, so as to better cooperate with the screen cloth mounting cylinder 5 to reciprocate vertically, make third axle 53 cooperate and realize the transmission of power with slide cartridge 54 all the time), the inherent worm wheel 55 of slide cartridge 54 upper end cover and worm wheel 55 cooperation have the worm 56 that rotates mixing drum 1 roof, the worm 56 other end is connected with third transmission and the third transmission is driven by driving motor 41, the third transmission drives screen cloth 7 through worm wheel 55 worm 56 mutually supporting and nibbles at annular slide rail 44 and carries out the rotation to make the cement caking that is located on screen cloth 7 produce a centrifugal force, and then make the cement caking on the screen cloth 7 can be better, quick discharge mixing drum 1 through slag discharging channel 6.
Embodiment 9, on the basis of embodiment 8, the water tank 9 is rotatably provided with a water pipe 57 at the bottom, and the water pipe 57 passes through the top wall of the mixing drum 1 to be communicated with the sprinkling disk 8, and the third transmission device comprises: the worm 56 is connected at the other end with a bevel gear set 58 rotatably mounted on the top wall of the mixing drum 1, the bevel gear set 58 is connected with a driving gear 59 rotatably mounted on the top wall of the mixing drum 1, and the driving gear 59 is engaged with a driving gear 60 fixedly sleeved on the water pipe 57.
This embodiment will be described in detail below with respect to how the third transmission is constructed and operates when in use; referring to fig. 3, a water pipe 57 communicated with the water tank 9 is rotatably installed at the bottom of the water tank 9, a sealing strip is arranged at the part where the water pipe 57 is rotatably matched with the water tank 9, the water pipe 57 downwardly passes through the top wall of the mixing drum 1 and is fixedly communicated with the water spraying disc 8, a driving gear 60 is fixedly sleeved on the water pipe 57, the driving gear 60 is meshed with a driving gear 59 rotatably installed on the top wall of the mixing drum 1, the driving gear 59 is connected with a worm 56 through a bevel gear set 58, the bottom of the water spraying disc 8 is connected with a first shaft 13 through a sleeve 12 and a sleeve 12 which are mutually matched, the first shaft 13 is driven by a first stirring shaft 10 to synchronously drive the water spraying disc 8 to rotate through the sleeve 12 which is in axial sliding connection and matching with the first stirring shaft, the water spraying disc 8 rotates to further drive the water pipe 57 communicated with the water spraying disc 8 to, the worm 56 is driven to rotate by the bevel gear set 58, so that the effect of driving the screen cloth 7 to rotate in the annular slide rail 44 is achieved.
Embodiment 10, on the basis of embodiment 1, the top wall of the mixing cylinder 1 is provided with a second annular sliding chamber 61 rotationally matched with the sprinkling plate 8, the bottom of the sprinkling plate 8 is provided with a third ring 62 rotationally matched with the bottom wall of the sprinkling plate 8 coaxially with the bottom wall of the sprinkling plate 8, and the outer circular surface of the third ring 62 is fixedly connected to the inner wall of the mixing cylinder 1 through a plurality of second connecting rods 63.
In this embodiment, referring to fig. 4 and 19, we have a second annular slide chamber 61 on the top wall of the mixing drum 1 rotatably engaged with the sprinkler plate 8 and the sprinkler plate 8 rotatably installed in the second annular slide chamber 61, preferably, in order to provide a better supporting force for the sprinkler plate 8, we have a third ring 62 on the bottom of the sprinkler plate 8 coaxially engaged with the sprinkler plate 8 and fixedly connected to the inner wall of the mixing drum 1 through a plurality of second connecting rods 63 on the outer circumferential surface of the third ring 62, and the sleeve 12 fixed at the middle position of the bottom of the sprinkler plate 8 passes through the third ring 62 at intervals.
The cement temporary mixing device can automatically separate cement which is agglomerated due to moisture, when cement agglomerates fall onto the screen 7, partial meshes of the screen 7 are blocked, so that the cement cannot rapidly leak from the screen 7, the weight of the screen 7 is further increased due to the increase of the cement accumulated on the screen 7, when the weight of the screen 7 reaches a certain degree, the screen mounting cylinder 5 can vertically and rapidly reciprocate in the mixing cylinder 1, the screen 7 is driven by the stirring shaft to synchronously rotate around the screen mounting cylinder 5, so that the cement agglomerates on the screen 7 are driven by centrifugal force and vertical reciprocating acting force to be discharged out of the mixing cylinder 1 through the slag discharge hole formed in one side of the mixing cylinder 1, and the mixed cement concrete raw material is ensured to have higher quality;
we are provided with water tank 9 and water tank 9 bottom at mixing drum 1 upper end and water pipe 57 intercommunication has the watering dish 8 of rotating installation in mixing drum 1 top, watering dish 8 is through transmission and agitator shaft connection and rotate along with the (mixing) shaft is synchronous, we are around being equipped with a plurality of watering holes around its central point position interval in watering dish 8 bottom, make this cement mixing device temporarily can with the even unrestrained each position in mixing drum 1 of water when to mixing drum 1 internal water injection, make the quick cement of melting into of water, sand, go in the middle of the stone, thereby do benefit to cement more, sand, mix of stone, improve the efficiency of mixing of cement concrete.
The above description is only for the purpose of illustrating the present invention, and it should be understood that the present invention is not limited to the above embodiments, and various modifications conforming to the spirit of the present invention are within the scope of the present invention.

Claims (7)

1. The cement temporary mixing device comprises a mixing cylinder (1), wherein the two transverse sides of the mixing cylinder (1) are respectively communicated with a stone conveying pipe (2) and a sand conveying pipe (3), and one longitudinal side of the mixing cylinder (1) is communicated with a cement conveying pipe (4), the cement temporary mixing device is characterized in that the mixing cylinder (1) is vertically and slidably connected with a screen mounting cylinder (5), the upper end surface of the screen mounting cylinder (5) is arranged to be an inclined surface, the higher part of the inclined surface of the screen mounting cylinder (5) corresponds to the cement conveying pipe (4), the lower part of the inclined surface of the screen mounting cylinder (5) corresponds to a slag discharge channel (6) arranged on the mixing cylinder (1), a screen (7) is rotatably arranged on the inclined surface of the screen mounting cylinder (5) along the direction perpendicular to the inclined surface of the screen mounting cylinder, a sprinkling disc (8) is rotatably arranged at the top of the mixing cylinder (1), and the sprinkling disc (8), the central position of the bottom wall of the mixing cylinder (1) is rotatably provided with a first stirring shaft (10), the bottom wall is provided with a plurality of second stirring shafts (11) which are rotatably arranged on the bottom wall of the mixing cylinder (1) in a surrounding way around the first stirring shaft (10), the first stirring shaft (10) and the second stirring shafts (11) are driven by a driving device arranged at the bottom of the mixing cylinder (1), the central position of the bottom of the sprinkling disc (8) is fixedly provided with a sleeve (12), a first shaft (13) is axially and slidably connected in the sleeve (12), the first shaft (13) downwards penetrates through the screen (7) at intervals, one end of the first shaft penetrating through the screen (7) is axially and slidably connected in the first stirring shaft (10), a traction spring (14) is connected between the first shaft (13) and the bottom wall of the sleeve (12), one end of the first shaft (13) arranged in the first stirring shaft (10) is connected, a second shaft (15) rotatably mounted at the bottom of the mixing cylinder (1) is coaxially arranged in the first stirring shaft (10) at intervals, a first meshing plate (16) is axially and slidably connected to the upper end of the second shaft (15), the first meshing plate (16) is matched with the vertical reciprocating movement mechanism, a first transmission device arranged at the bottom of the mixing cylinder (1) is connected to the lower end of the second shaft (15), a trigger device is arranged in the sleeve (12) and is triggered when more cement lumps are accumulated on the screen (7), so that the first meshing plate (16) is meshed with the vertical reciprocating movement mechanism and the first transmission device drives the second shaft (15) to rotate, a lifting device matched with the first shaft (13) is arranged on the screen mounting cylinder (5), and the first shaft (13) synchronously drives the screen mounting cylinder (5) to move when reciprocating vertically, the screen (7) is matched with a second transmission device arranged on the outer wall of the mixing cylinder (1) and driven by a driving device arranged at the bottom of the mixing cylinder (1), a discharge channel (17) is arranged at the bottom of the mixing cylinder (1), and a valve (18) is arranged on the discharge channel (17);
the triggering device comprises: the axial two ends of the inner wall of the sleeve (12) are respectively provided with a rectangular sliding groove (19), a triangular inclined block (20) is connected in the rectangular sliding groove (19) in a sliding manner, a contraction spring (21) is connected between the triangular inclined block (20) and the bottom wall of the rectangular sliding groove (19), one opposite side of the triangular inclined block (20) is divided into an inclined surface part and a plane vertical part, the plane vertical part of the triangular inclined block (20) is fixedly provided with a conducting strip, a first shaft (13) is axially and slidably connected in the sleeve (12), one end of the first shaft (13) arranged in the sleeve (12) is provided with an annular conducting strip matched with the conducting strip, and the conducting strips arranged on the triangular inclined blocks (20) are connected in series in a pressure stabilizing loop arranged in the sleeve (12);
a first sliding cavity (22) is arranged at the upper end of the first stirring shaft (10), the first shaft (13) is axially and slidably connected in the first sliding cavity (22), the vertical reciprocating mechanism is arranged in the first sliding cavity (22), the vertical reciprocating mechanism comprises racks (23) fixedly connected to two axial sides of the bottom of the first shaft (13), the two racks (23) are matched with a half gear (24) rotatably installed in the first sliding cavity (22), the half gear (24) is coaxially and rotatably provided with a first bevel gear (25), the first bevel gear (25) is meshed with a second bevel gear (26) rotatably installed on the bottom wall of the first sliding cavity (22), the second bevel gear (26) is driven by a first belt pulley group (27) rotatably installed on the inner wall of the first sliding cavity (22), and the first belt pulley group (27) is connected with a second engaging plate (28) matched with the first engaging plate (16);
screen cloth installation section of thick bamboo (5) bottom is fixed with slider (42) of vertical extension for plane and its axial both ends, it is equipped with slide (43) with the vertical sliding fit of slider (42) to mix a section of thick bamboo (1) inner wall relevant position, screen cloth installation section of thick bamboo (5) inclined plane higher part is less than cement conveyer pipe (4) unloading position and screen cloth installation section of thick bamboo (5) inclined plane lower part and is higher than slag discharge channel (6) mouth, screen cloth installation section of thick bamboo (5) are installed in annular slide rail (44) along perpendicular its inclined plane position fixed mounting annular slide rail (44) and screen cloth (7) rotation, and the lifting device includes: screen cloth installation section of thick bamboo (5) bottom is equipped with lifting plectane (45) and lifting plectane (45) axial both ends that set up rather than with the axle center through first connecting rod (46) fixed connection in screen cloth installation section of thick bamboo (5), on the primary shaft (13) with lifting plectane (45) corresponding position with the inherent second ring of axle center cover (47) and second ring (47) diameter be less than lifting plectane (45), be equipped with in lifting plectane (45) with the first annular sliding chamber (48) of second ring (47) normal running fit.
2. A cement temporary mixing apparatus according to claim 1, wherein a first mixing shaft (10) is outwardly extended from a lower end of said second shaft (15), and an extended end of said second shaft (15) is rotatably mounted on a base plate (35) fixedly connected to and spaced from a bottom of said mixing drum (1), and said first transmission means comprises: second shaft (15) stretch out first (mixing) shaft (10) one end cover inherent third bevel gear (30) and third bevel gear (30) cooperation have fourth bevel gear (31), be fixed with elevator motor (33) and fourth bevel gear (31) axial sliding connection on elevator motor (33) output shaft on bottom plate (35), fourth bevel gear (31) deviate from third bevel gear (30) one side and be connected with expanding spring (32) and expanding spring (32) other end and connect in the solid fourth ring (34) on elevator motor (33) output shaft of cover, be equipped with first electro-magnet and first electro-magnet series connection in steady voltage return circuit on fourth ring (34), fourth bevel gear (31) are made by the material of being easily attracted by magnet.
3. The cement temporary mixing device according to claim 1, characterized in that the first engaging plate (16) is axially slidably connected to one end of the second shaft (15) arranged in the first sliding cavity (22) and one side of the first engaging plate (16) facing away from the second engaging plate (28) is connected with an engaging spring (36), the other end of the engaging spring (36) is fixedly connected to a first circular ring (37) fixedly sleeved on the second shaft (15), a second electromagnet is arranged on the first circular ring (37) and is connected in series in a pressure stabilizing circuit, and an iron sheet is arranged on one side of the first engaging plate (16) facing the second electromagnet.
4. Temporary cement mixer apparatus according to claim 2, characterised in that a supporting circular plate (38) is provided spaced above the bottom wall of the mixing drum (1) and in that the first mixer shaft (10) and the second mixer shafts (11) are rotatably engaged with the supporting circular plate (38), and in that the drive means comprise: the first stirring shaft (10) is arranged below the bearing circular plate (38) and is vertically connected with a plurality of second belt pulley sets (39) at intervals, the other ends of the second belt pulley sets (39) are respectively connected with second stirring shafts (11) corresponding to the second belt pulley sets, one end of the bottom wall of the first stirring shaft (10) penetrating out of the mixing cylinder (1) is connected with a third belt pulley set (40), and the third belt pulley set (40) is driven by a driving motor (41) fixed on the bottom plate (35).
5. Temporary cement mixing apparatus as in claim 4, characterized in that said screen (7) is provided on its outer circumferential surface with a plurality of first teeth (49), said second transmission means comprising: a plurality of first teeth (49) are meshed with a transmission gear (50) rotatably installed on a screen mounting cylinder (5), an arc-shaped hole (52) is formed in the meshing position of the gear and the first teeth (49) of the annular sliding rail (44), a rectangular hole (51) matched with the transmission gear (50) is formed in the side wall of a mixing cylinder (1), the transmission gear (50) is rotatably installed on the screen mounting cylinder (5) through a third shaft (53), the third shaft (53) is axially and slidably connected with a sliding cylinder (54) rotatably installed on the top wall of the mixing cylinder (1), an inherent worm wheel (55) and a worm wheel (55) are sleeved on the sliding cylinder (54) in a matched mode to rotate a worm (56) installed on the top wall of the mixing cylinder (1), and the other end of the worm (56) is connected with a third transmission device and the third transmission device is driven by a driving.
6. Temporary cement mixer apparatus according to claim 5, characterized in that said water tank (9) is rotatably fitted at the bottom with a water pipe (57) and the water pipe (57) is connected to the sprinkler disc (8) through the top wall of the mixing drum (1), said third transmission means comprising: the other end of the worm (56) is connected with a bevel gear set (58) which is rotatably arranged on the top wall of the mixing cylinder (1), the bevel gear set (58) is connected with a driving gear (59) which is rotatably arranged on the top wall of the mixing cylinder (1), and the driving gear (59) is meshed with a driving gear (60) which is fixedly sleeved on the water pipe (57).
7. Temporary cement mixing apparatus as in claim 1, characterized in that the mixing drum (1) is provided with a second annular slide chamber (61) on the top wall in rotational engagement with the watering plate (8), the bottom of the watering plate (8) is coaxially arranged with the bottom wall of the watering plate (8) and a third ring (62) in rotational engagement with the bottom wall of the watering plate (8), the outer circumferential surface of the third ring (62) is fixedly connected to the inner wall of the mixing drum (1) by a plurality of second connecting rods (63).
CN201910535676.3A 2019-06-20 2019-06-20 Temporary cement mixing device Active CN110238968B (en)

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CN111645189A (en) * 2020-05-28 2020-09-11 董青武 Cement mixing apparatus for building
CN111791369B (en) * 2020-07-20 2022-05-27 方志 Agitating unit is used in cement processing with clean function
CN111844452A (en) * 2020-08-04 2020-10-30 陈洁 Agitated vessel for construction machinery
CN112622038B (en) * 2020-12-30 2022-03-15 临沂中联水泥有限公司 Cement and mineral powder mixing and homogenizing process and equipment with efficient powder homogenizing function
CN113715161A (en) * 2021-09-06 2021-11-30 仇天宇 Concrete preparation equipment and use method
CN114559550B (en) * 2022-02-08 2023-07-28 陈玲 Novel cement stabilized macadam equipment
CN114872191B (en) * 2022-05-20 2024-04-09 辽宁省交通高等专科学校 Cement paste mixing equipment for airport road maintenance construction
CN114851387A (en) * 2022-06-09 2022-08-05 毛木涛 Foaming mixer

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CN105128147A (en) * 2015-08-28 2015-12-09 平顶山市安泰华矿用安全设备制造有限公司 Slurry mixing conveyor for combined type wet concrete sprayer
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