CN215202739U - Concrete single-shaft horizontal mixer - Google Patents

Abstract

The utility model relates to an agitated vessel especially relates to a concrete unipolar horizontal mixer, and it includes the base, the base is connected with churn and first motor, the churn is cylindrical, the output shaft of motor has the rotatable formula to install in the (mixing) shaft of base, rotatable coupling is worn to establish and rotatable coupling in the churn terminal surface to the (mixing) shaft, the base is connected with the second motor, the output shaft of second motor has the lead screw of establishhing along perpendicular churn terminal surface direction, the lead screw cover is established and threaded connection has the regulating block, the regulating block is worn to be equipped with the gag lever post, the churn has seted up stirring spacing groove and blanking spacing groove near on the second motor terminal surface, the gag lever post stretches into the stirring spacing groove or the blanking spacing inslot. This application has the effect that improves mixer security.

Description

Concrete single-shaft horizontal mixer

Technical Field

The application relates to the field of stirring equipment, in particular to a concrete single-shaft horizontal mixer.

Background

The concrete is one of the most important materials in the capital construction, and the concrete of big prescription mostly uses vertical double-shaft mixer to stir, when needs stir little prescription concrete, mostly uses concrete unipolar horizontal mixer to stir, but unipolar horizontal mixer's stirring is small, and is easy and simple to handle, can obtain little prescription concrete fast, can be used to verify and adjust the mix proportion and the admixture formula of concrete production.

Fixed mounting has the motor on the base among the concrete unipolar horizontal mixer, and the (mixing) shaft is installed to rotatable formula, still be connected with the churn on the base, the (mixing) shaft is worn to establish and rotatable formula is connected in the churn, the (mixing) shaft is located the partly fixed cover of churn and is equipped with the stirring rake, when needs stirring concrete, driving motor drives the (mixing) shaft and rotates, can drive the concrete raw materials in the stirring rake stirring churn, the stirring is accomplished the back, use the (mixing) shaft to overturn the churn for the axis of rotation, can stir out the churn at driving motor with the concrete.

The concrete unipolar horizontal mixer of correlation technique is only simple spring and bolt structure in addition to the spacing of churn when stirring concrete and empting the concrete, and the churn shake range is great when the stirring, and need open the mixer when empting the concrete, and the churn is spacing if firm inadequately, and the churn will rotate along with the rotation of (mixing) shaft, and the material will also throw away in the churn, has the potential safety hazard promptly.

SUMMERY OF THE UTILITY MODEL

In order to improve the security of concrete unipolar horizontal mixer, this application provides a concrete unipolar horizontal mixer.

The application provides a pair of concrete unipolar horizontal mixer adopts following technical scheme:

the utility model provides a concrete unipolar horizontal mixer, includes the base, the base is connected with churn and first motor, the pan feeding mouth that supplies the material to get into is seted up to the churn top surface, the base is connected with the second motor, the output shaft of second motor has the lead screw of establishhing along perpendicular churn terminal surface direction, the lead screw cover is established and threaded connection has the regulating block, the terminal surface that the churn is close to the second unit is connected with the guide bar of establishhing along perpendicular churn terminal surface direction, the guide bar wear to establish and sliding connection in the regulating block, the gag lever post is worn to be equipped with by the regulating block, the churn has seted up stirring spacing groove and blanking spacing groove near on the second motor terminal surface, the gag lever post stretches into the stirring spacing groove or in the blanking spacing groove.

By adopting the technical scheme, when the stirring machine needs to stir, the limiting rod is aligned with the stirring limiting groove and then drives the second motor to rotate, so that the limiting rod can be driven to extend into the stirring limiting groove, and the stirring cylinder can be stably fixed on the base due to the clamping connection of the limiting rod and the stirring limiting groove in the stirring process; after the stirring is accomplished, the second motor is operated to rotate reversely to enable the limiting rod to withdraw from the stirring limiting groove, namely, the limiting rod is separated from the stirring limiting groove, when concrete is poured out from the feeding port, the limiting rod is aligned to the blanking limiting groove, the second motor is operated to push the limiting rod into the blanking limiting groove, the limiting rod is connected with the blanking limiting groove in a clamped mode, when the stirring paddle rotates, the limiting rod is connected with the blanking limiting groove in a clamped mode to enable the stirring drum to be stable on the base and not to overturn, when the stirring and material pouring are carried out, the stirring drum is fixed on the base through the limiting rod, and therefore the safety of the stirring machine can be improved.

Optionally, the end face of the mixing drum close to the second mixer is connected with a first lug and a second lug, the mixing limiting groove is formed in the first lug, and the blanking limiting groove is formed in the second lug.

Through adopting above-mentioned technical scheme, first lug and second lug can make the degree of depth increase of stirring spacing groove and blanking spacing groove, and then can be more firm with the gag lever post joint, further improve the security of mixer.

Optionally, the first bump and the second bump are both connected with an arc-shaped plate which is arranged along a direction perpendicular to the end face of the mixing drum, and the arc-shaped plate is connected with the mixing limiting groove or the port face of the blanking limiting groove.

Through adopting above-mentioned technical scheme, when aim at stirring spacing groove and gag lever post or aim at blanking spacing groove and gag lever post, the accessible pushes the position of stirring gag lever post or blanking gag lever post with gag lever post and solitary board butt in order to fix a position the gag lever post, operates the second motor again with the gag lever post, can be accurate make the gag lever post stretch into in stirring gag lever post or the blanking gag lever post.

Optionally, be equipped with the protection box around the second motor, the second motor install in protection box inner wall, the protection box with the base is connected, the lead screw the regulating block all is located in the protection box, the guide bar is worn to locate the lateral wall of protection box, just the one end and the protection box inner wall connection of churn terminal surface are kept away from to the guide bar, the confession has been seted up to the protection box the horizontal hole that the gag lever post was worn to establish, just gag lever post and horizontal hole inner wall sliding connection.

By adopting the technical scheme, the protective box can protect the structures such as the screw rod and the adjusting block, the condition that the work of the screw rod is influenced when concrete is applied to the screw rod is reduced, and meanwhile, the situation that the screw rod drives the adjusting block to move because the screw thread on the screw rod is stained with dust can also be avoided.

Optionally, the inner wall of the transverse hole is connected with a soft pad, and the soft pad is connected with the limiting rod in a sliding manner.

Through adopting above-mentioned technical scheme, when the gag lever post was fixed the churn on the base, the stirring in the churn will drive the gag lever post shake, and the cushion can cushion the gag lever post to the stress of horizontal pore wall, and then protection box lateral wall.

Optionally, the gag lever post cover is equipped with the ring gasket, the stirring spacing groove with blanking spacing inslot wall seted up with the ring channel of ring gasket joint.

Through adopting above-mentioned technical scheme, behind the gag lever post stretched into stirring spacing groove or blanking spacing groove, the ring gasket and ring channel joint can further improve the stability between gag lever post and stirring spacing groove or the blanking spacing groove, can further improve the security of mixer.

Optionally, the stirring spacing groove with the blanking spacing groove is equallyd divide into straight flute and concentric reducing pipe two parts, the straight flute is located the terminal surface of churn with between the concentric reducing pipe, the pipe diameter of concentric reducing pipe is along with keeping away from the straight flute and increase, the card hole has been seted up to the straight flute inner wall, the regulating block was kept away from to the gag lever post one end lateral wall has seted up the recess, the recess tank bottom is connected with the spring, the spring is kept away from the one end of recess tank bottom is connected with the fixture block, the fixture block part stretches out the recess, the fixture block with card hole joint.

Through adopting above-mentioned technical scheme, when the gag lever post stretched into stirring spacing groove or blanking spacing groove, the fixture block slided in concentric reducing pipe inner wall, and the fixture block was extruded into the recess along with sliding, and when the gag lever post stretched into to the straight flute inslot and fixture block and card hole and aimed at, the fixture block received spring promotion and card hole joint, can make more stable fixed connection between gag lever post and stirring spacing groove or the blanking spacing groove, can further improve the security of mixer.

Optionally, a connecting plate perpendicular to the end face direction of the mixing drum is arranged on the end face of the mixing drum close to the first motor, a threaded hole is formed in the connecting plate, a bolt is connected to the threaded hole in a threaded manner, and one end, far away from the bolt end cover, of the bolt extends into the clamping hole to abut against the clamping block.

Through adopting above-mentioned technical scheme, behind fixture block and the card hole joint, rotate the bolt and release the fixture block card hole, operate the second motor reversal again, can withdraw from the gag lever post and stir spacing groove or blanking spacing groove.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the stirring machine needs to stir, the limiting rod is aligned with the stirring limiting groove and then drives the second motor to rotate, so that the limiting rod can be driven to extend into the stirring limiting groove, the first motor is started to drive the stirring shaft to drive the stirring paddle to stir, and the stirring drum can be stably fixed on the base due to the clamping connection of the limiting rod and the stirring limiting groove in the stirring process; after the stirring is completed, the operating motor rotates reversely to enable the limiting rod to withdraw from the stirring limiting groove, namely the limiting rod is separated from the stirring limiting groove, the handle is pressed downwards to enable the stirring drum to turn over, concrete is poured out from the feeding port, the limiting rod is aligned to the blanking limiting groove at the moment, the second motor is operated to push the limiting rod into the blanking limiting groove, the limiting rod is connected with the blanking limiting groove in a clamped mode, the first motor is started again to drive the stirring shaft to rotate, then the stirring paddle is driven to stir the concrete in the stirring drum out of the feeding port, the limiting rod is connected with the blanking limiting groove in a clamped mode when the stirring paddle rotates, the stirring drum can be stably fixed on the base through the limiting rod, and therefore the safety of the stirring machine can be improved.

2. When aiming at the stirring limiting groove and the limiting rod or aiming at the blanking limiting groove and the limiting rod, the limiting rod is abutted against the arc-shaped plate to position the limiting rod, and then the second motor is operated to push the limiting rod into the stirring limiting rod or the blanking limiting rod, so that the limiting rod can accurately extend into the stirring limiting rod or the blanking limiting rod.

Drawings

Fig. 1 is a perspective view of embodiment 1 of the present application.

FIG. 2 is a sectional view of the protective case and a part of the mixing drum in example 1 of this application.

FIG. 3 is a sectional view of the protective case and a part of the mixing drum in example 2 of this application.

Description of reference numerals: 1. a base; 11. a fixed block; 12. a vertical rod; 121. a cross bar; 13. mounting blocks; 2. a mixing drum; 21. a stirring shaft; 22. a first bump; 221. stirring the limiting groove; 222. an annular groove; 223. a straight groove; 224. a concentric reducer; 23. a second bump; 231. a blanking limiting groove; 24. an arc-shaped plate; 25. a connecting plate; 251. a bolt; 252. a clamping hole; 26. a feeding port; 27. a handle; 3. a first motor; 4. a protection box; 41. a second motor; 42. a screw rod; 421. an adjusting block; 422. a guide bar; 43. a limiting rod; 431. an annular pad; 432. a groove; 433. a spring; 434. a clamping block; 44. a transverse bore; 441. a soft cushion.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Example 1

The embodiment of the application discloses horizontal mixer of concrete unipolar. Referring to fig. 1, a concrete unipolar horizontal mixer includes base 1, base 1 fixed mounting is on ground, and base 1 top surface fixedly connected with fixed block 11, 11 top surface fixed mounting of fixed block has first motor 3, two mounting brackets of base 1 top surface fixedly connected with are followed to base 1 top surface, one of them mounting bracket fixed connection is in the one end that base 1 kept away from fixed block 11, another mounting bracket fixed connection is between last mounting bracket and fixed block 11, the mounting bracket includes two montants 12 and a horizontal pole 121, montant 12 is found perpendicular to base 1 top surface, the one end that base 1 was kept away from to two montants 12 of horizontal pole 121 fixed connection, the (mixing) shaft 21 is installed to the rotatable formula of horizontal pole 121, set up cylindric churn 2 between two horizontal poles 121, the (mixing) shaft 21 wears to establish and rotatable coupling in churn 2, the (mixing) shaft 21 is set up along churn 2 axes.

The terminal surface fixed connection of (mixing) shaft 21 one end is in the output shaft terminal surface of first motor 3, the (mixing) shaft 21 is located two stirring rakes of 2 internal part fixedly connected with of churn, pan feeding mouth 26 has been seted up on the lateral wall that base 1 was kept away from to churn 2, when the mixer function, pour concrete raw materials into churn 2 from pan feeding mouth 26 earlier, the first motor of redrive 3 drives (mixing) shaft 21 and rotates, can be through the even stirring of concrete raw materials of stirring rake in with the agitator, when pouring the concrete, hand push churn 2 makes it use (mixing) shaft 21 to overturn as the pivot, the first motor of redrive 3, can stir out the concrete in the churn 2.

Referring to fig. 1 and 2, a handle 27 is fixedly connected to the mixing drum 2 along a direction perpendicular to the side wall of the mixing drum 2, a protection box 4 is disposed on the end surface of the mixing drum 2 close to the first motor 3, a mounting block 13 is fixedly connected to the base 1, the protection box 4 is fixedly mounted on the mounting block 13, a second motor 41 is fixedly mounted on the inner wall of the protection box 4 far from the end surface of the mixing drum 2, a lead screw 42 is fixedly connected to the end surface of the output shaft of the second motor 41, one end of the lead screw 42 far from the second motor 41 is rotatably connected to the inner wall of the protection box 4 close to the end surface of the mixing drum 2, an adjusting block 421 is connected to the lead screw 42 through a thread, a limiting rod 43 for fixing the position of the mixing drum 2 is fixedly connected to the adjusting block 421, a transverse hole 44 is disposed on the end surface of the protection box 4 close to the end surface of the mixing drum 2, the limiting rod 43 is disposed through and slidably connected to the transverse hole 44, a guide rod 422 is fixedly connected to the inner wall of the protection box 4 far from the end surface of the mixing drum 2, the guide rod 422 is arranged along the length extending direction of the screw rod 42, the guide rod 422 penetrates through the adjusting block 421, the second motor 41 is driven to drive the screw rod 42 to rotate, the adjusting block 421 is further driven to move, the limiting rod 43 can move along the direction perpendicular to the end face of the stirring cylinder 2, the threaded structure between the screw rod 42 and the adjusting block 421 can be protected by the protection box 4, and the situation that the adjusting block 421 is influenced by being stained with concrete or dust is reduced.

The end face of the mixing drum 2 close to the first motor 3 is fixedly connected with a hemispherical first lug 22 and a hemispherical second lug 23, the first lug 22 and the second lug 23 are positioned on a circumference which takes the circle center of the end face of the mixing drum 2 as the circle center and the distance between the end face of the mixing drum 2 and the limiting rod 43 as the radius, when the mixing drum 2 is in a mixing state, the first lug 22 is positioned between the ground and the second lug 23, the first lug 22 is provided with a mixing limiting groove 221, the second lug 23 is provided with a blanking limiting groove 231, the limiting rod 43 extends into the mixing limiting groove 221 or the blanking limiting groove 231, thereby fixing the position of the mixing drum 2, improving the safety of the mixer, the mixing limiting groove 221 and the blanking limiting groove 231 are arranged on the first lug 22 and the second lug 23 to deepen the depth of the mixing limiting groove 221 and the blanking limiting groove 231, the depth of the limiting rod 43 extending into the mixing limiting groove 221 or the blanking limiting groove 231 is increased to enable the limiting rod 43 to more stably fix the mixing drum 2 on the base 1, the situation that the stirring limiting groove 221 or the blanking limiting groove 231 is disconnected with the limiting rod 43 is reduced, and the safety of the equipment is improved.

All be equipped with arc 24 on first lug 22 and the second lug 23, arc 24 is located the notch end face of stirring spacing groove 221 and blanking spacing groove 231, and the sunk part of arc 24 is towards stirring spacing groove 221 or blanking spacing groove 231, along with the upset of agitator 2 along (mixing) shaft 21, gag lever post 43 can with arc 24 butt, gag lever post 43 just in time aims at stirring spacing groove 221 or blanking spacing groove 231, the rotation range of agitator 2 can be injectd with the gag lever post 43 butt to arc 24, arc 24 can make better the aiming at stirring spacing groove 221 or blanking spacing groove 231 of gag lever post 43, and then the card that gag lever post 43 can be convenient goes into stirring spacing groove 221 and blanking spacing groove 231.

In addition, referring to fig. 2, a soft pad 441 is fixedly connected to the inner wall of the transverse hole 44 along the circumferential direction, the soft pad 441 is specifically a sponge, when the mixer stirs or discharges materials, the limit rod 43 is clamped with the stirring limit groove 221 or the discharging limit groove 231, the shaking of the stirring drum 2 is conducted to the limit rod 43, the soft pad 441 can relieve the stress of the shaken limit rod 43 on the inner wall of the transverse hole 44, and further the loss of the protection box 4 is reduced.

The cover is equipped with annular pad 431 on gag lever post 43, annular pad 431 specifically is rubber, annular pad 431 and gag lever post 43 fixed connection, annular groove 222 has been seted up to the inner wall of stirring spacing groove 221 and blanking spacing groove 231, when the spacing groove stretched into stirring spacing groove 221 or blanking spacing groove 231, annular pad 431 joint annular groove 222, can fix the relative position of gag lever post 43 and stirring spacing groove 221 or blanking spacing groove 231, can be better fix churn 2 on base 1, and then the condition that reducible gag lever post 43 and stirring spacing groove 221 or blanking spacing groove 231 take off the grafting, can improve mixer security.

The implementation principle of the concrete single-shaft horizontal mixer in the embodiment of the application is as follows: turning over the mixing drum 2 to make the limiting rod 43 abut against the arc plate 24 on the first bump 22, i.e. the limiting rod 43 aligns with the mixing limiting groove 221, then driving the second motor 41 to drive the screw rod 42 to rotate, further making the adjusting block 421 move, the adjusting block 421 drives the limiting rod 43 to extend into the mixing limiting groove 221, the annular pad 431 is clamped with the annular groove 222 in the mixing limiting groove 221 to realize the relative fixation of the mixing drum 2 and the base 1, then pouring the concrete raw material into the mixing drum 2 from the feeding port 26, then driving the first motor 3 to drive the mixing shaft 21 to rotate, the mixing shaft 21 drives the mixing paddle to rotate to realize the mixing of the concrete raw material, after the mixing is completed, closing the first motor 3, driving the second motor 41 to rotate reversely, withdrawing the limiting rod 43 from the mixing limiting groove 221, the mixing drum 2 can turn over along the mixing shaft 21, pressing the handle 27 to turn over the mixing drum 2 to the discharge port downwards, at this time, the limiting rod 43 abuts against the arc plate 24 on the second bump 23, that is, the limiting rod 43 aligns with the blanking limiting groove 231, the second motor 41 is operated to push the limiting rod 43 into the blanking limiting groove 231, the annular pad 431 is clamped with the annular groove 222 in the blanking limiting groove 231, so that the relative fixation of the mixing drum 2 and the base 1 can be realized, the first motor 3 is driven to drive the mixing paddle to rotate, so that the concrete in the mixing drum 2 can be stirred out from the feeding port 26, the second motor 41 is operated to rotate reversely, so that the limiting rod 43 exits from the blanking limiting groove 231, the lifting handle 27 turns over the mixing drum 2, the second motor 41 is operated again after the limiting rod 43 abuts against the arc plate 24 of the first bump 22, so that the limiting rod 43 extends into the mixing limiting groove 221, and then the next mixing operation can be performed.

Example 2

The difference between this embodiment and the above embodiment lies in that the connection manner of the limiting rod 43 and the mixing limiting groove 221 and the blanking limiting groove 231 is different, the annular pad 431 and the annular groove 222 are not provided in this embodiment, referring to fig. 3, the mixing limiting groove 221 and the blanking limiting groove 231 are equally divided into two parts, namely a straight groove 223 and a concentric reducing pipe 224, wherein the diameter of the concentric reducing pipe 224 increases with the distance from the straight groove 223, the straight groove 223 is located between the mixing drum 2 and the concentric reducing pipe 224, a fastening hole 252 is provided on the inner wall of the straight groove 223, a groove 432 is provided on the side wall of the limiting rod 43 near the end of the mixing drum 2, a spring 433 is fixedly connected to the bottom of the groove 432, a fastening block 434 is fixedly connected to the end of the spring 433 far from the bottom of the groove, the length of the fastening block 434 is smaller than the depth of the groove 432, and the fastening block 434 partially extends out of the groove 432, when the limiting rod 43 extends into the mixing limiting groove 221 or the blanking limiting groove 231, the fixture block 434 slides on the concentric reducing pipe 224, the fixture block 434 is continuously pressed into the groove 432 due to the reduction of the pipe diameter of the concentric reducing pipe 224, when the limiting rod 43 extends into the straight groove 223 and the fixture block 434 is aligned with the clamping hole 252, the fixture block 434 extends into the clamping hole 252 under the thrust of the spring 433, so that the relative position of the limiting rod 43 and the stirring limiting groove 221 or the blanking limiting groove 231 can be fixed, that is, the limiting rod 43 and the stirring barrel 2 can be better fixed, the disconnection condition of the limiting rod 43 and the stirring barrel 2 is reduced, and the safety of the stirring machine is improved.

The end face of the mixing drum 2 close to the second motor 41 is fixedly connected with a connecting plate 25 along the direction perpendicular to the end face, the connecting plate 25 is provided with a threaded hole, the threaded hole is in threaded connection with a bolt 251, one end, far away from the end cover of the bolt 251, of the bolt 251 extends into the clamping hole 252 to abut against the clamping block 434, the clamping block 434 can be pushed out of the clamping hole 252 by rotating the bolt 251, the limiting rod 43 can be withdrawn from the mixing limiting groove 221 or the blanking limiting groove 231 by operating the second motor 41 to turn, the limiting rod 43 can be disconnected from the mixing limiting groove 221 or the blanking limiting groove 231, and therefore the mixing drum 2 can be turned.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a concrete unipolar horizontal mixer, includes base (1), base (1) is connected with churn (2) and first motor (3), pan feeding mouth (26) that supply the material to get into, its characterized in that are seted up to churn (2) top surface: base (1) is connected with second motor (41), the output shaft of second motor (41) has lead screw (42) of establishhing along perpendicular churn (2) terminal surface direction, lead screw (42) cover is established and threaded connection has regulating block (421), the terminal surface that churn (2) are close to the second unit is connected with guide bar (422) of establishhing along perpendicular churn (2) terminal surface direction, guide bar (422) wear to establish and sliding connection in regulating block (421), regulating block (421) are connected with gag lever post (43), churn (2) are close to and have seted up stirring spacing groove (221) and blanking spacing groove (231) on second motor (41) terminal surface, gag lever post (43) stretch into stirring spacing groove (221) or in blanking spacing groove (231).

2. The concrete single-shaft horizontal mixer according to claim 1, wherein: the end face, close to the second stirrer, of the stirring barrel (2) is connected with a first lug (22) and a second lug (23), the stirring limiting groove (221) is formed in the first lug (22), and the blanking limiting groove (231) is formed in the second lug (23).

3. The concrete single-shaft horizontal mixer according to claim 2, wherein: the first lug (22) and the second lug (23) are connected with an arc-shaped plate (24) which is arranged along the direction vertical to the end face of the mixing drum (2), and the arc-shaped plate (24) is connected with the port face of the mixing limiting groove (221) or the blanking limiting groove (231).

4. The concrete single-shaft horizontal mixer according to claim 1, wherein: be equipped with protection box (4) around second motor (41), second motor (41) install in protection box (4) inner wall, protection box (4) with base (1) is connected, lead screw (42) regulating block (421) all are located in protection box (4), guide bar (422) are worn to locate the lateral wall of protection box (4), just one end and protection box (4) inner wall connection of churn (2) terminal surface are kept away from in guide bar (422), the confession has been seted up in protection box (4) horizontal hole (44) that gag lever post (43) were worn to establish, just gag lever post (43) and horizontal hole (44) inner wall sliding connection.

5. The concrete single-shaft horizontal mixer according to claim 4, wherein: the inner wall of the transverse hole (44) is connected with a soft pad (441), and the soft pad (441) is connected with the limiting rod (43) in a sliding mode.

6. The concrete single-shaft horizontal mixer according to claim 1, wherein: gag lever post (43) cover is equipped with annular pad (431), stirring spacing groove (221) with blanking spacing groove (231) inner wall seted up with annular groove (222) of annular pad (431) joint.

7. The concrete single-shaft horizontal mixer according to claim 2, wherein: stirring spacing groove (221) with blanking spacing groove (231) are equallyd divide into straight flute (223) and concentric reducing pipe (224) two parts, straight flute (223) are located the terminal surface of churn (2) with between the concentric reducing pipe (224), the pipe diameter of concentric reducing pipe (224) is along with keeping away from straight flute (223) and increase, stirring spacing groove (221) with card hole (252) have been seted up to the inner wall of blanking spacing groove (231), regulating block (421) are kept away from in gag lever post (43) one end lateral wall is seted up fluted (432), recess (432) tank bottom is connected with spring (433), spring (433) are kept away from the one end of recess (432) tank bottom is connected with fixture block (434), fixture block (434) with card hole (252) joint.

8. The concrete single-shaft horizontal mixer according to claim 7, wherein: the end face, close to the first motor (3), of the mixing drum (2) is vertically provided with a connecting plate (25), the connecting plate (25) is provided with a threaded hole, the threaded hole is in threaded connection with a bolt (251), and one end, far away from an end cover of the bolt (251), of the bolt (251) extends into a clamping hole (252) to abut against a clamping block (434).

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