CN210477361U

CN210477361U - Flowing high-speed mortar and concrete mixer

Info

Publication number: CN210477361U
Application number: CN201920719947.6U
Authority: CN
Inventors: 李波平
Original assignee: Wuhan Xingji Gongchang Building Mat Co ltd
Current assignee: Wuhan Xingji Gongchang Building Mat Co ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-05-08
Anticipated expiration: 2029-05-17

Abstract

The utility model relates to a stirrer. A running water type high-speed mortar and concrete mixer comprises a mixing pipe, a speed reducer fixing frame, a rotary transmission mechanism, a door inserting expansion control mechanism, a travelling mechanism, a speed reducer, a stirring shaft, a motor, a rear bearing, a sand and fine stone bin, a cement feeding pipe, a feeding shaft, a front bearing and a main bearing; the method is characterized in that: the rear part of the feeding shaft is sleeved with a first sleeve, the front part of the feeding shaft is sleeved with a second sleeve, the front part of the second sleeve is connected with an annular material blocking column through a front bearing, and a rear piston type plug of the annular material blocking column is plugged in the front end part of the cement feeding pipe; a washing access hole is formed in the front part of the mixed material pipe, and a washing access door is hinged to the mixed material pipe at the washing access hole; the inserting door telescopic control mechanism comprises an adjusting rod, a hinged rod, a fixing nut, a chute plate, an adjusting handle and a connecting rod. The mixer has the characteristics of convenient maintenance and repair and large opening degree of the mixture inlet.

Description

Flowing high-speed mortar and concrete mixer

Technical Field

The utility model relates to a construction field, concretely relates to mixer is applicable to the stirring of mortar, concrete.

Background

The existing stirrer for building construction is of a drum type, is large in size and weight, cannot realize feeding and stirring at the same time, is controllable in proportion, and is inconvenient to use under the condition of smaller construction site.

The existing flowing water type stirrer has the following defects: 1. the mixed material pipe is provided with a flushing notch, and the opening is small, so that the maintenance is inconvenient. 2. The left end part of the adjusting rod is hinged with a hinged support, and the hinged support is fixed with the left side of the rear part of the mixing pipe; the middle part of the adjusting rod is hinged with the connecting rod, and the front end part of the connecting rod is hinged with the rear end part of the inserting door. By adopting the structure, the stroke of the inserting door is small, namely the opening degree of the mixture inlet is limited. 3. The backward pushing spiral blade is fixed on the feeding shaft, and when the feeding shaft is broken, the feeding shaft is difficult to draw out, so that the maintenance is inconvenient. 4. The water inlet valve is arranged at the rear part of the mixing pipe, has low height, needs to bend when people open and is very inconvenient.

Disclosure of Invention

An object of the utility model is to provide a running water formula high-speed mortar, concrete mixer, this mixer have overhaul, maintain very conveniently, the variable big characteristics of the degree of opening of mixture import.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a running water type high-speed mortar and concrete mixer comprises a mixing pipe, a speed reducer fixing frame, a rotary transmission mechanism, an inserted door expansion control mechanism, a travelling mechanism, a speed reducer, a stirring shaft, a motor, a rear bearing, a sand and fine stone bin, a cement feeding pipe, a feeding shaft, a front bearing and a main bearing; the output shaft of the motor is connected with the input end of the speed reducer, the motor is fixed on the speed reducer, the speed reducer is fixed on the speed reducer fixing frame, and the output end of the speed reducer is connected with the rear part of the stirring shaft; the front end of the mixed material pipe is an opening end, a partition plate is fixed in the mixed material pipe, a stirring shaft through hole is formed in the partition plate, the space in the mixed material pipe is divided into a bearing cavity and a mixing cavity by the partition plate, and the bearing cavity is positioned on the rear side of the mixing cavity; the front end part of the stirring shaft passes through the through hole in the middle of the flange plate, then passes through the bearing cavity of the mixing pipe, the stirring shaft through hole on the partition plate and the mixing cavity and then is positioned outside the front end of the mixing pipe; the stirring shaft is connected with the mixing pipe through a main bearing, and the main bearing is positioned in a bearing cavity; the front end part of the stirring shaft is provided with a pushing spiral blade which is positioned outside the front end of the mixing pipe; the upper end of the rear part of the mixing pipe is provided with a mixture inlet which is communicated with the mixing cavity;

the rear end part of the cement feeding pipe is fixedly connected with the lower end of the front part of the sand and fine stone bin, the rear end outlet of the cement feeding pipe is communicated with the sand and fine stone bin, and the lower end of the front part of the cement feeding pipe is fixedly connected with the upper end of the front part of the mixing pipe through a cement feeding pipe support; the lower end of the sand and fine stone bin is an open end, the lower end of the sand and fine stone bin is fixedly connected with the upper end of the rear part of the mixing pipe, the lower port of the sand and fine stone bin is communicated with the mixture inlet, an inserting door through hole is reserved between the lower end of the rear part of the sand and fine stone bin and the mixing pipe, the front part of the inserting door penetrates through the inserting door through hole and then is positioned in the lower port of the sand and fine stone bin, and the rear end part of the inserting door is connected with an inserting door telescopic control mechanism; the lower part of the sand and fine stone bin is provided with a feeding shaft hole, and the front end part of the feeding shaft passes through the feeding shaft hole on the sand and fine stone bin and the pipe cavity of the cement feeding pipe and then is positioned on the front side of the cement feeding pipe; the rear end part of the feeding shaft is connected with a rear bearing bracket through a rear bearing, and the rear bearing bracket is connected with the mixed material pipe; the upper end of the cement feeding pipe is provided with a cement inlet which is communicated with a pipe cavity of the cement feeding pipe, the lower end of the cement bin is an open end, the cement bin is positioned on the front side of the sand and fine stone bin, the lower end of the cement bin is fixedly connected with the upper end of the cement feeding pipe, and the lower port of the cement bin is connected with the cement inlet;

the rear part of the stirring shaft is connected with the rear part of the feeding shaft by a rotary transmission mechanism; the lower part of the mixing pipe is arranged on the travelling mechanism; spiral stirring blades are arranged on the stirring shaft, forced stirring blades are arranged on the stirring shaft, a forced stirring blade is arranged between every two adjacent spiral stirring blades, and the spiral stirring blades and the forced stirring blades are positioned in the mixing cavity;

the method is characterized in that: the rear part of the feeding shaft is sleeved with a first sleeve, the first sleeve is connected with the feeding shaft through a first fastening screw rod, and the first fastening screw rod is positioned outside the rear side of the sand and fine stone bin; the first sleeve is provided with a forward pushing helical blade and a pulling rod, the forward pushing helical blade and the pulling rod are positioned in the sand and fine stone bin, and the pulling rod is positioned on the front side of the forward pushing helical blade; the front part of the feeding shaft is sleeved with a second sleeve, the front end part of the second sleeve penetrates through the annular material blocking column and then is positioned outside the front side of the cement feeding pipe, the front part of the second sleeve is connected with the annular material blocking column through a front bearing, the rear piston type plug of the annular material blocking column is arranged in the front end part of the cement feeding pipe, the second sleeve is connected with the feeding shaft through a second fastening screw rod, and the second fastening screw rod is positioned outside the front side of the cement feeding pipe; the second sleeve is provided with a backward pushing helical blade which is positioned in the cavity of the cement feeding pipe;

the front part of the mixed material pipe is provided with a washing access hole, a washing access door is hinged on the mixed material pipe at the washing access hole, the edge part of the washing access door is provided with a washing access door fixing notch, a washing access door fixing screw rod is fixed on the mixed material pipe and inserted into the washing access door fixing notch, and a washing access door fixing nut is screwed on the washing access door fixing screw rod to tightly press the washing access door on the mixed material pipe;

the inserting door telescopic control mechanism comprises an adjusting rod, a hinged rod, a fixing nut, a chute plate, an adjusting handle and a connecting rod; the left end part of the adjusting rod is hinged with the rear end part of the connecting rod, and the front end part of the connecting rod is hinged with the rear end part of the inserting door; a long arc-shaped sliding groove is formed in the sliding groove plate, the sliding groove plate is fixed on the mixed material pipe, the adjusting rod is located below the sliding groove plate, a fixing screw is fixed to the right portion of the adjusting rod, the upper portion of the fixing screw penetrates through the long arc-shaped sliding groove in the sliding groove plate and then is screwed with a fixing nut, and a rotating handle is arranged on the fixing nut; the right part of the adjusting rod is hinged with the sliding chute plate through a hinge rod, and the hinge rod is positioned on the left side of the fixed screw rod; the right end of the adjusting rod is connected with an adjusting handle.

An inward convex sealing ring retaining ring is arranged at the rear end of the annular material retaining column, a sealing ring is arranged between the inward convex sealing ring retaining ring and the front bearing, and an outward convex retaining ring is arranged at the front end of the annular material retaining column.

The rear part of the mixing pipe is provided with a water inlet which is communicated with the mixing cavity, the water inlet is connected with a water inlet valve through a water inlet pipe, and the water inlet valve is arranged at the upper end part of the sand and fine stone bin.

The rear end of the second sleeve is connected with the front end of the first sleeve in an inserting way.

The forced stirring blade comprises a ring body and 3 blades, wherein the 3 blades are fixedly connected with the ring body respectively, the ring body is sleeved on the stirring shaft, and the ring body sleeve is welded and fixed with the stirring shaft.

The utility model has the advantages that: 1. the front part of the mixing pipe is hinged with a washing access door, so that the maintenance is very convenient. 2. The left end part of the adjusting rod is hinged with the rear end part of the connecting rod; by adopting the structure, the opening and closing amount of the inserting door can be improved, namely, the stroke of the inserting door is improved, and the opening degree of the mixture inlet can be increased. 3. The first sleeve and the second sleeve are sleeved on the feeding shaft, the feeding shaft is easy to pull out, the first sleeve and the second sleeve are easy to separate, and the maintenance is very convenient. 4. The water inlet valve is arranged at the upper end part of the sand and fine stone bin, namely the water inlet valve has a certain height, so that a person can operate the water inlet valve without stooping, and the operation is very convenient. 5. The stirrer has the advantages of uniform feeding, controllable proportioning, portability, small volume and convenient use.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a rear view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a top view of the mixing tube of the present invention.

Fig. 5 is a schematic view of the internal structure of the present invention.

Fig. 6 is a schematic structural view of the door-inserting expansion control mechanism.

Fig. 7 is a schematic structural view of the forced stirring blade of the present invention.

Fig. 8 is the structure diagram of the feeding shaft, the forward pushing helical blade, the backward pushing helical blade, the first sleeve and the second sleeve of the present invention.

In the figure: 1-mixing pipe, 2-flange plate, 3-rear left traveling wheel, 4-rear wheel frame, 5-reducer fixing frame, 6-driving chain wheel, 7-screw cap, 8-reducer, 9-stirring shaft, 10-chain, 11-driven chain wheel, 12-motor, 13-rear bearing, 14-push-pull handrail, 15-sand and fine stone bin, 16-cement bin, 17-cement feeding pipe, 18-insertion pipe, 19-feeding shaft, 20-sealing ring, 21-cement feeding pipe bracket, 22-inner convex sealing ring baffle ring, 23-square, 24-pushing spiral blade, 25-front left traveling wheel bracket, 26-front left traveling wheel, 27-flushing access door, 28-water inlet, 29-adjusting rod, 30-screw, 31-control panel, 32-hinged rod, 33-rotating handle, 34-inserting door, 35-forward pushing spiral blade, 36-pulling loose rod (rack), 37-mixture inlet, 38-backward pushing spiral blade, 39-stop rod, 40-tool jack, 41-sliding chute plate, 42-adjusting handle, 43-long arc chute, 44-flushing access hole, 45-connecting rod, 46-rear bearing bracket, 47-hinged shaft, 48-first sleeve, 49-arc opening baffle, 50-cement inlet, 51-mixing cavity, 52-forced stirring blade, 53-spiral stirring blade, 54-baffle, 55-blanking port, 56-bearing cavity, 57-main bearing, 58-annular material blocking column, 59-rear right traveling wheel, 60-front right traveling wheel, 61-fixing screw rod, 62-water inlet pipe, 63-water inlet valve, 64-washing access door fixing screw rod, 65-washing access door fixing notch, 66-second sleeve, 67-front bearing, 68-first fastening screw rod, 69-second fastening screw rod and 70-outer convex baffle ring.

Detailed Description

For a better understanding of the present invention, the technical solutions of the present invention are further described below with reference to the following embodiments and the accompanying drawings (as shown in fig. 1-8). For convenience of description, the right side in fig. 1 is front, the left side is rear, the left side faces the viewer, and the right side faces the inside of the paper.

A running water type high-speed mortar and concrete mixer comprises a mixing pipe 1, a speed reducer fixing frame 5, a rotary transmission mechanism, a door inserting expansion control mechanism, a travelling mechanism, a speed reducer 8, a stirring shaft 9, a motor 12, a rear bearing 13, a sand and fine stone bin 15, a cement bin 16, a cement feeding pipe 17, a feeding shaft 19, a front bearing 67 and a main bearing 57; mix the rear end fixed connection (if the welding) of material pipe 1 and have ring flange 2 (the middle part of ring flange is the through-hole), speed reducer mount 5 is fixed on ring flange 2 by screw rod (or bolt) 30, leave rotatory drive mechanism installation space (drive sprocket 6 installs in this space) between speed reducer mount 5 and the ring flange 2, the output shaft of motor 12 links to each other with the input of speed reducer (adopting worm gear speed reducer) 8, motor 12 fixes on speed reducer 8, speed reducer 8 fixes on speed reducer mount 5, the output of speed reducer 8 links to each other with the rear portion of (mixing) shaft 9{ can adopt: an output shaft of the speed reducer 8 is connected with the stirring shaft through a coupler }; the front end of the mixing pipe 1 is an opening end (namely a mixture outlet), a partition plate 54 is fixed (welded) in the mixing pipe 1, a stirring shaft through hole is formed in the partition plate 54, the partition plate 54 divides the space in the mixing pipe 1 into a bearing cavity 56 and a mixing cavity 51, and the bearing cavity 56 is positioned on the rear side of the mixing cavity 51; the front end part of the stirring shaft 9 passes through the through hole in the middle of the flange plate, then passes through the bearing cavity 56 of the mixing pipe 1, the stirring shaft through hole on the partition plate 54 and the mixing cavity 51 and then is positioned outside the front end of the mixing pipe 1; the stirring shaft 9 is connected with the mixing pipe 1 through a main bearing 57, and the main bearing 57 is positioned in the bearing cavity 56; 3 sections of spiral stirring blades 53 are arranged on the stirring

shaft

9, 2 sections of forced stirring blades 52 are arranged on the stirring shaft 9 (2 sections of forced stirring blades are arranged on the stirring shaft, the feeding is smooth, and the stirring and mixing effects are best), one forced stirring blade 52 is arranged between every two adjacent spiral stirring blades 53, and the spiral stirring blades 53 and the forced stirring blades 52 are positioned in the mixing cavity 51; the front end part of the stirring shaft 9 is provided with a pushing spiral blade 24, and the pushing spiral blade 24 is positioned at the outer side of the front end of the mixing pipe 1; the upper end of the rear part of the mixing pipe 1 is provided with a mixture inlet 37, and the mixture inlet 37 is communicated with the mixing cavity 51; the rear part of the mixing pipe 1 is provided with a water inlet 28, the water inlet 28 is communicated with the mixing cavity 51 (the water inlet 28 is positioned at the front side of the partition plate 54), the water inlet 28 is connected with a water inlet valve 63 through a water inlet pipe 62, the water inlet valve 63 is arranged at the upper end part of the sand and fine stone bin 15 (the water inlet valve 63 is arranged at the upper end part of the sand and fine stone bin 15, namely the water inlet valve 63 has a certain height, so that a person can operate the water inlet valve 63 without bending down and standing, and the operation;

the rear end part of the cement feeding pipe 17 is fixedly connected with the lower end of the front part of the sand and fine stone bin 15, the outlet of the rear end of the cement feeding pipe 17 is communicated with the sand and fine stone bin 15, and the lower end of the front part of the cement feeding pipe 17 is fixedly connected with the upper end of the front part of the mixing pipe 1 through a cement feeding pipe bracket 21; the lower end of the sand and fine stone bin 15 is an open end (called as a lower port which is a small opening end), the lower end of the sand and fine stone bin 15 is fixedly connected (for example, welded) with the upper end of the rear part of the mixing pipe 1, the lower port of the sand and fine stone bin 15 is communicated with the mixture inlet 37, an inserting door through hole is reserved between the lower end of the rear part of the sand and fine stone bin 15 and the mixing pipe 1, the front part of the inserting door 34 passes through the inserting door through hole and then is positioned in the lower port of the sand and fine stone bin 15 (the inserting door 34 can partially or completely block the mixture inlet 37), the rear end part of the inserting door 34 is connected with an inserting door telescopic control mechanism (the inserting door telescopic control mechanism drives the inserting door 34 to move back and forth to control the closing degree of the mixture inlet 37, namely control the amount of the sand and fine stones, namely control the proportion between the sand and the fine stones and the cement, and; the lower part of the sand and fine stone material bin 15 is provided with a feeding shaft hole, and the front end part of the feeding shaft 19 passes through the feeding shaft hole on the sand and fine stone material bin 15 and a pipe cavity (cement feeding cavity) of the cement feeding pipe 17 and is positioned on the front side of the cement feeding pipe 17; the rear end of the feed shaft 19 is connected by a rear bearing 13 to a rear bearing support 46 (the bearing 13 is located outside the rear side of the sand and fine stone silo 15), the rear bearing support 46 being connected to the mixing tube 1 (i.e. the feed shaft 19 is rotatable); the upper end of the cement feeding pipe 17 is provided with a cement inlet 50, the cement inlet 50 is communicated with the pipe cavity of the cement feeding pipe 17, the lower end of the cement bin 16 is an open end (called as a lower port and is a small port end), the cement bin 16 is positioned at the front side of the sand and fine aggregate bin 15, the lower end of the cement bin 16 is fixedly connected (such as welded) with the upper end of the cement feeding pipe 17, and the lower port of the cement bin 16 is connected with the cement inlet 50; the rear part of the feeding shaft 19 is sleeved with a first sleeve pipe 48, the first sleeve pipe 48 is in threaded connection with the feeding shaft 19 through a first fastening screw 68 (a first screw through hole is formed in the first sleeve pipe 48, a first threaded connecting hole is formed in the feeding shaft 19, and the lower end part of the first fastening screw 68 passes through the first screw through hole and then is screwed into the first threaded connecting hole); the first sleeve 48 is provided with a forward pushing spiral blade 35 and a pulling loose rod (rack) 36, the forward pushing spiral blade 35 and the pulling loose rod 36 are positioned in the sand and fine stone bin 15, the pulling loose rod 36 is positioned at the front side of the forward pushing spiral blade 35 (the pulling loose rod 36 is positioned at the mixture inlet 37, and the pulling loose rod 36 is arranged to facilitate blanking; the front part of the feeding shaft 19 is sleeved with a second sleeve 66, the front end part of the second sleeve 66 passes through the annular material retaining column 58 and then is positioned outside the front side of the cement feeding pipe 17, the front part of the second sleeve 66 is connected with the annular material retaining column 58 through a front bearing 67, the rear piston type plug of the annular material retaining column 58 is plugged in the front end part of the cement feeding pipe 17, the second sleeve 66 is connected with the feeding shaft 19 through a second fastening screw 69 (the second sleeve 66 is provided with a second screw through hole, the feeding shaft 19 is provided with a second connecting hole, the lower end part of the second fastening screw 69 passes through the second screw through hole and the second connecting hole and then is screwed with a nut, namely the feeding shaft 19 can be separated from the second sleeve 66), and the second fastening screw 69 is positioned outside the front side of the cement feeding pipe 17; the second sleeve 66 is provided with a backward pushing helical blade 38 (the backward pushing helical blade 38 rotates to push cement backward to enter the rear end outlet and then enter the mixture inlet 37), and the backward pushing helical blade 38 is positioned in the cavity of the cement feeding pipe 17; the rear end of the second sleeve 66 is connected with the front end of the first sleeve 48 in a plug-in manner (an inner concave insert ring is arranged in the front end of the first sleeve 48, a plug is arranged at the rear end of the second sleeve 66, and the plug is inserted into the inner concave insert ring, so that the disassembly and maintenance later are facilitated;

the rear part of the stirring shaft 9 is connected with the rear part of the feeding shaft 19 through a rotary transmission mechanism (the stirring shaft 9 rotates, and the rotary transmission mechanism drives the feeding shaft 19 to rotate); the lower part of the mixing tube 1 is mounted on a walking mechanism (a control panel 31 is fixed on the sand and fine stone bin 15 or on a motor).

An inward convex sealing ring baffle ring 22 is arranged at the rear end of the annular material retaining column 58, a sealing ring 20 is arranged between the inward convex sealing ring baffle ring 22 and the front bearing 67, and an outward convex baffle ring 70 is arranged at the front end of the annular material retaining column 58.

Rotatory drive mechanism include drive sprocket 6, chain 10, driven sprocket 11, drive sprocket 6 is linked to each other with the rear portion of (mixing) shaft 9 by the drive sprocket frame (the drive sprocket frame is fixed with (mixing) shaft 9 by the screw rod, adopt drive sprocket frame and screw rod, can make things convenient for drive sprocket 6 to take off from (mixing) shaft 9), driven sprocket 11 is fixed at the rear end of feeding axle 19, drive sprocket 6 links to each other (the rotatory feeding axle 19 of drive of (mixing) shaft 9 is rotatory with driven sprocket 11 by chain 10 (the rotatory feeding axle 19 that drives of (mixing) shaft 9, rotatory drive mechanism still can adopt other transmission methods, like belt transmission method).

As shown in fig. 7, the forced stirring blade includes a ring body and 3 blades, wherein the 3 blades are respectively fixedly (welded) connected with the ring body (3 uniformly distributed blades), and the ring body is sleeved on the stirring shaft 9 and is welded and fixed.

As shown in fig. 2, 4 and 6, the extension control mechanism for a sliding door comprises an adjusting rod 29, a hinge rod 32, a fixing nut, a chute plate 41, an adjusting handle 42 and a connecting rod 45; the left end (lower part of figure 4) of the adjusting rod 29 is hinged with the rear end of the connecting rod 45 (by adopting the structure, the opening and closing amount of the inserting door 34 can be improved, namely the stroke of the inserting door is improved), and the front end of the connecting rod 45 is hinged with the rear end of the inserting door 34 (the front end of the connecting rod 45 is positioned outside the sand and fine stone bin 15); a long arc-shaped sliding groove 43 (namely a sliding groove hole) is formed in the sliding groove plate 41, the sliding groove plate 41 is fixed on the mixed material pipe 1 (can be fixed on the flange plate 2), the adjusting rod 29 is positioned below the sliding groove plate 41, a fixing screw 61 is fixed (welded) on the right part of the adjusting rod 29, a fixing nut (a gasket is arranged between the fixing nut and the sliding groove plate 41) is screwed after the upper part of the fixing screw 61 penetrates through the long arc-shaped sliding groove 43 on the sliding groove plate 41, a rotating handle 33 (an elastic fixing nut is arranged on the fixing nut, and the sliding adjusting rod 29 can drive the inserting door 34 to move back and forth, so that the opening size of the mixed material inlet 37 is controlled, namely the feeding amount is; the right part of the adjusting rod 29 is hinged with the chute plate 41 through a hinge rod 32, and the hinge rod 32 is positioned on the left side (lower part in fig. 4) of the fixing screw rod 61 (or the long arc chute 43); the right end (upper side in fig. 4) of the adjusting lever 29 is connected with an adjusting handle 42 (the adjusting handle 42 is arranged to facilitate the movement of the adjusting lever 29). The inserting door telescopic control mechanism can also adopt other structural forms.

The travelling mechanism comprises a rear wheel frame 4, a front left travelling wheel bracket 25, a front right travelling wheel bracket, a rear left travelling wheel (universal wheel) 3, a front left travelling wheel 26, a rear right travelling wheel (universal wheel) 59 and a front right travelling wheel 60; the rear wheel frame 4 is fixed at the lower part of the flange plate 2, the rear left traveling wheel 3 and the rear right traveling wheel 59 are arranged on the rear wheel frame 4, and the rear left traveling wheel 3 is positioned at the left side of the rear right traveling wheel 59; front right walking wheel 60 is installed on front right walking wheel support, and front left walking wheel 26 is installed on front left walking wheel support 25, and front left walking wheel support 25 is fixed in the anterior left side of mixing tube 1, and front right walking wheel support is fixed in the anterior right side of mixing tube 1 (running gear drives whole mixer and moves on the basal plane).

The rear side of the upper end of the sand and fine stone bin 15 is provided with a push-pull handrail 14 (pushing and pulling the stirrer to move on the foundation surface).

The left side and the right side of the front side of the upper end of the cement bin 16 are both provided with an insertion pipe 18 (a construction tool can be inserted into the insertion pipe 18), a stop lever 39 is fixedly connected between the insertion pipe on the left side and the insertion pipe on the right side, and a space between the stop lever 39 and the cement bin 16 is a tool insertion hole 40 (a construction tool can be inserted).

The front end of the stirring shaft 9 is provided with a square block 23 (the square block 23 can be clamped by a wrench to rotate the stirring shaft 9).

The rear end of (mixing) shaft 9 be equipped with the external screw thread, the casing of speed reducer is passed to the rear end of (mixing) shaft 9 (be equipped with the (mixing) shaft hole on the casing of speed reducer), the rear end threaded connection of (mixing) shaft 9 has nut 7 (screw cap 7 is unscrewed, can make the (mixing) shaft 9 take out, makes things convenient for the (mixing) shaft 9 to take out, the maintenance of being convenient for.

The mixing tube 1 is provided with a blanking port 55, the blanking port 55 is located at the lower end of the mixing tube 1, and the blanking port 55 is communicated with the front part of the bearing cavity 56 (i.e. the blanking port 55 is located at the front side of the main bearing 57).

A washing access hole 44 is formed in the front of the mixed material pipe 1, a washing access door 27 is hinged on the mixed material pipe 1 at the washing access hole 44, a washing access door fixing notch 65 is formed in the edge of the washing access door 27, a washing access door fixing screw 64 is fixed (for example, welded) on the mixed material pipe 1, the washing access door fixing screw 64 is inserted into the washing access door fixing notch 65 (when the washing access door 27 is closed), a washing access door fixing nut is screwed on the washing access door fixing screw 64 to press the washing access door 27 on the mixed material pipe 1 (a gasket can be arranged between the washing access door fixing nut and the washing access door 27; in the embodiment, the hinged washing access door 27 is adopted, the washing access door 27 is opened, the maintenance can be carried out, and the mixed cavity 51 can be cleaned by injecting water, and the maintenance is very convenient.

The upper part of the rear end of the cement feeding pipe 17 protrudes into the sand and fine stone bin 15, and an arc-opening baffle 49{ which ensures that cement does not break continuously and uniformly enters the mixed material inlet 37 (mixing opening) and then enters the mixing chamber 51} is fixed at the upper part of the rear end of the cement feeding pipe 17.

Use of: the motor 12 and the speed reducer 8 operate. The feeding shaft 19 is driven to rotate through the rotary transmission mechanism, namely the forward pushing helical blade 35, the pulling rod 36 and the backward pushing helical blade 38 rotate, and the forward pushing helical blade 35 enables sand and fine stones to be pushed forward to enter the mixture inlet 37 and then fall into the mixing cavity 51; the backward pushing screw blade 38 rotates to push the cement backward into the rear outlet, then into the mix inlet 37, and then into the mixing chamber 51. The speed reducer 8 works to drive the stirring shaft 9 to rotate, namely the forced stirring blades 52, the spiral stirring blades 53 and the pushing spiral blades 24 rotate, the forced stirring blades 52 and the spiral stirring blades 53 stir and mix the materials falling into the mixing cavity 51, the forced stirring blades stir the materials intensively, and the pushing spiral blades 24 further push out the mixed materials.

The portable small-volume running water type stirrer can also be used for mixing dry-mixed mortar with water for stirring.

The above description is only an example of the present invention, and certainly, the scope of the present invention should not be limited thereto, and therefore, the present invention is not limited to the above description.

Claims

1. A running water type high-speed mortar and concrete mixer comprises a mixing pipe (1), a speed reducer fixing frame (5), a rotary transmission mechanism, an inserting door telescopic control mechanism, a travelling mechanism, a speed reducer (8), a stirring shaft (9), a motor (12), a rear bearing (13), a sand and fine stone bin (15), a cement bin (16), a cement feeding pipe (17), a feeding shaft (19), a front bearing (67) and a main bearing (57); an output shaft of the motor (12) is connected with an input end of the speed reducer (8), the motor (12) is fixed on the speed reducer (8), the speed reducer (8) is fixed on the speed reducer fixing frame (5), and an output end of the speed reducer (8) is connected with the rear part of the stirring shaft (9); the front end of the mixing pipe (1) is an open end, a partition plate (54) is fixed in the mixing pipe (1), a stirring shaft through hole is formed in the partition plate (54), the partition plate (54) divides the space in the mixing pipe (1) into a bearing cavity (56) and a mixing cavity (51), and the bearing cavity (56) is positioned on the rear side of the mixing cavity (51); the front end part of the stirring shaft (9) penetrates through the through hole in the middle of the flange plate, then penetrates through a bearing cavity (56) of the mixing pipe (1), a stirring shaft through hole on the partition plate (54) and the mixing cavity (51) and then is positioned outside the front end of the mixing pipe (1); the stirring shaft (9) is connected with the mixing pipe (1) through a main bearing (57), and the main bearing (57) is positioned in the bearing cavity (56); the front end part of the stirring shaft (9) is provided with a pushing spiral blade (24), and the pushing spiral blade (24) is positioned on the outer side of the front end of the mixing pipe (1); the upper end of the rear part of the mixing pipe (1) is provided with a mixture inlet (37), and the mixture inlet (37) is communicated with the mixing cavity (51);

the rear end part of the cement feeding pipe (17) is fixedly connected with the lower end of the front part of the sand and fine stone bin (15), the rear end outlet of the cement feeding pipe (17) is communicated with the sand and fine stone bin (15), and the lower end of the front part of the cement feeding pipe (17) is fixedly connected with the upper end of the front part of the mixing pipe (1) through a cement feeding pipe support (21); the lower end of the sand and fine stone bin (15) is an open end, the lower end of the sand and fine stone bin (15) is fixedly connected with the upper end of the rear part of the mixing pipe (1), the lower port of the sand and fine stone bin (15) is communicated with the mixture inlet (37), an inserting door through hole is reserved between the lower end of the rear part of the sand and fine stone bin (15) and the mixing pipe (1), the front part of an inserting door (34) penetrates through the inserting door through hole and then is positioned in the lower port of the sand and fine stone bin (15), and the rear end part of the inserting door (34) is connected with an inserting door telescopic control mechanism; the lower part of the sand and fine stone bin (15) is provided with a feeding shaft hole, and the front end part of the feeding shaft (19) passes through the feeding shaft hole on the sand and fine stone bin (15) and the pipe cavity of the cement feeding pipe (17) and then is positioned on the front side of the cement feeding pipe (17); the rear end part of the feeding shaft (19) is connected with a rear bearing support (46) through a rear bearing (13), and the rear bearing support (46) is connected with the mixing pipe (1); the upper end part of the cement feeding pipe (17) is provided with a cement inlet (50), the cement inlet (50) is communicated with a pipe cavity of the cement feeding pipe (17), the lower end of the cement bin (16) is an open end, the cement bin (16) is positioned on the front side of the sand and fine stone bin (15), the lower end of the cement bin (16) is fixedly connected with the upper end of the cement feeding pipe (17), and the lower end opening of the cement bin (16) is connected with the cement inlet (50);

the rear part of the stirring shaft (9) is connected with the rear part of the feeding shaft (19) by a rotary transmission mechanism; the lower part of the mixing pipe (1) is arranged on the travelling mechanism; spiral stirring blades (53) are arranged on the stirring shaft (9), sections of forced stirring blades (52) are arranged on the stirring shaft (9), a forced stirring blade (52) is arranged between every two adjacent spiral stirring blades (53), and the spiral stirring blades (53) and the forced stirring blades (52) are positioned in the mixing cavity (51);

the method is characterized in that: a first sleeve (48) is sleeved at the rear part of the feeding shaft (19), the first sleeve (48) is connected with the feeding shaft (19) through a first fastening screw rod (68), and the first fastening screw rod (68) is positioned outside the rear side of the sand and fine stone bin (15); the first sleeve (48) is provided with a forward pushing spiral blade (35) and a pulling rod (36), the forward pushing spiral blade (35) and the pulling rod (36) are positioned in the sand and fine stone bin (15), and the pulling rod (36) is positioned on the front side of the forward pushing spiral blade (35); a second sleeve (66) is sleeved at the front part of the feeding shaft (19), the front end part of the second sleeve (66) penetrates through the annular material retaining column (58) and then is positioned outside the front side of the cement feeding pipe (17), the front part of the second sleeve (66) is connected with the annular material retaining column (58) through a front bearing (67), the rear part of the annular material retaining column (58) is plugged in the front end part of the cement feeding pipe (17) in a piston mode, the second sleeve (66) is connected with the feeding shaft (19) through a second fastening screw rod (69), and the second fastening screw rod (69) is positioned outside the front side of the cement feeding pipe (17); a backward pushing helical blade (38) is arranged on the second sleeve (66), and the backward pushing helical blade (38) is positioned in the pipe cavity of the cement feeding pipe (17);

a washing access hole (44) is formed in the front of the mixed material pipe (1), a washing access door (27) is hinged to the mixed material pipe (1) at the washing access hole (44), a washing access door fixing notch (65) is formed in the edge of the washing access door (27), a washing access door fixing screw rod (64) is fixed to the mixed material pipe (1), the washing access door fixing screw rod (64) is inserted into the washing access door fixing notch (65), and a washing access door fixing nut is screwed on the washing access door fixing screw rod (64) to tightly press the washing access door (27) on the mixed material pipe (1);

the inserting door telescopic control mechanism comprises an adjusting rod (29), a hinge rod (32), a fixing nut, a chute plate (41), an adjusting handle (42) and a connecting rod (45); the left end part of the adjusting rod (29) is hinged with the rear end part of the connecting rod (45), and the front end part of the connecting rod (45) is hinged with the rear end part of the inserting door (34); a long arc-shaped sliding groove (43) is formed in the sliding groove plate (41), the sliding groove plate (41) is fixed on the mixing pipe (1), the adjusting rod (29) is located below the sliding groove plate (41), a fixing screw rod (61) is fixed on the right portion of the adjusting rod (29), the upper portion of the fixing screw rod (61) penetrates through the long arc-shaped sliding groove (43) in the sliding groove plate (41) and then is screwed with a fixing nut, and a rotating handle (33) is arranged on the fixing nut; the right part of the adjusting rod (29) is hinged with the chute plate (41) through a hinge rod (32), and the hinge rod (32) is positioned on the left side of the fixed screw rod (61); the right end of the adjusting rod (29) is connected with an adjusting handle (42).

2. The flowing water type high-speed mortar and concrete mixer according to claim 1, characterized in that: an inward convex sealing ring baffle ring (22) is arranged at the rear end of the annular material retaining column (58), a sealing ring (20) is arranged between the inward convex sealing ring baffle ring (22) and the front bearing (67), and an outward convex baffle ring (70) is arranged at the front end of the annular material retaining column (58).

3. The flowing water type high-speed mortar and concrete mixer according to claim 1, characterized in that: the rear part of the mixing pipe (1) is provided with a water inlet (28), the water inlet (28) is communicated with the mixing cavity (51), the water inlet (28) is connected with a water inlet valve (63) through a water inlet pipe (62), and the water inlet valve (63) is arranged at the upper end part of the sand and fine stone bin (15).

4. The flowing water type high-speed mortar and concrete mixer according to claim 1, characterized in that: the rear end of the second sleeve (66) is plug-in connected with the front end of the first sleeve (48).