CN221774860U - A concrete mixing water adding structure and mixing device - Google Patents

Abstract

The utility model provides a concrete stirring and water adding structure which comprises a water tank connected with a stirring cylinder through a connecting pipe and a variable-frequency water pump positioned at the bottom of the water tank and electrically connected with a control panel, wherein one end of the connecting pipe is connected with the variable-frequency water pump, the other end of the connecting pipe is fixedly connected with a shunt pipe, one end of the shunt pipe is movably sleeved with a movable pipe, the movable pipe is arranged on the inner wall of the stirring cylinder in a sliding manner through a guide bracket with a water outlet on the outer surface, and the movable pipe is close to the middle position of the shunt pipe through reset of a reset spring. According to the utility model, after the concrete raw material is placed in the stirring cylinder, water is added more uniformly, a better mixing and stirring effect is obtained, a pouring state can be achieved more quickly, the mixing process of stones, cement, sand and water in the concrete raw material can be accelerated, and the water and other raw materials are mixed more fully. In addition, the utility model also provides a stirring device provided with the water adding structure.

Description

Concrete stirring adds water structure and agitating unit

Technical Field

The utility model relates to the technical field of construction equipment, in particular to a concrete stirring water adding structure and a stirring device.

Background

The concrete mixing device is needed in municipal road and bridge construction, the concrete plays an important role in road and bridge construction and other building construction, the use amount of the concrete mixing device is huge, and the concrete mixing device is one of devices commonly used in road and bridge construction;

Through retrieval, an authorized bulletin number is CN206855767U, and the device is a concrete stirring device for road and bridge construction, wherein a first rotating shaft drives a stirring shell to rotate, and materials in the stirring shell are mixed; the second motor drives the second rotating shaft to reversely rotate, and the stirring rod performs stirring and mixing effects on materials; the materials in the stirring shell are mixed upside down, and in the falling process, the stirring teeth on the vertical rod perform a mixing effect on the materials, so that the mixing effect of the materials is improved; the stable work of the device can be realized by utilizing the stabilizing device;

However, the conventional road and bridge concrete mixing device generally requires adding a certain amount of water when mixing and stirring concrete raw materials, but the water is generally directly poured by manual addition, and the process can cause non-uniformity of water to a certain extent, increase stirring time and deteriorate stirring effect.

Disclosure of utility model

The utility model aims to provide a concrete stirring and water adding structure and a stirring device, which solve the problems that a certain amount of water is usually required to be added when concrete raw materials are mixed and stirred by the conventional road and bridge concrete mixing device in the background art, but the water is usually directly poured by manual addition, the process can cause non-uniformity of the water to a certain extent, the stirring time is increased, and the stirring effect is poor.

In order to solve the technical problems, the utility model provides a concrete stirring water adding structure, which comprises a water tank connected with a stirring cylinder through a connecting pipe and a variable-frequency water pump positioned at the bottom of the water tank and electrically connected with a control panel;

one end of the connecting pipe is connected with a variable-frequency water pump, the other end of the connecting pipe is fixedly connected with a shunt pipe, and one end of the shunt pipe is movably sleeved with a movable pipe;

The movable pipe is arranged on the inner wall of the stirring cylinder in a sliding way through a guide bracket with a water outlet arranged on the outer surface;

the movable tube is reset by the reset spring to approach the middle position of the shunt tube.

In a preferred embodiment: the shunt tube and the connecting tube are of an integrated structure, and the guide support slides along the length direction of the shunt tube.

In a preferred embodiment: one end of the guide bracket is fixedly connected with the inner wall of the stirring cylinder, the movable pipe penetrates through the guide bracket, and the movable pipe is in sliding connection with the guide bracket;

the number of the water outlets is a plurality of groups, and the water outlets are distributed in a straight-line array.

In a preferred embodiment: the length direction of the movable pipes is parallel to the wall plates on the two sides of the stirring barrel, and the shunt pipes are symmetrically distributed in two groups corresponding to the number of the movable pipes; the movable tube is reset by the reset spring to approach the middle position of the shunt tube.

In yet another preferred embodiment: a stirring device, characterized in that the water adding structure according to any one of the above embodiments is assembled.

In yet another preferred embodiment: the stirring device also comprises a chassis, a central rod rotationally connected inside the stirring barrel, and a motor for driving the central rod to rotate through transmission of a transmission belt; the motor is electrically connected with the control panel.

In yet another preferred embodiment: one end of the center rod is fixedly connected with a belt pulley, the outer surface of the underframe is fixedly connected with a motor, one end of the center rod and the output end of the motor are fixedly connected with belt pulleys through bolts, and a transmission belt is wound between the two groups of belt pulleys;

The outer surface fixedly connected with stirring vane of well core rod, it realizes the rotation of well core rod through the normal running fit belt pulley and the driving belt of motor, stirring vane's quantity is a plurality of groups and dislocation distribution at the surface of well core rod.

In yet another preferred embodiment: the anti-splash structure is also included; the splash-proof structure comprises a baffle which is rotationally arranged on the outer surfaces of inner walls on two sides of a stirring cylinder, the baffle is rotationally connected with the stirring cylinder through a hinge, a supporting rod is fixedly connected to the outer surfaces of the inner walls on two sides of the stirring cylinder close to the lower end of the baffle, a top-moving spring is connected between the back of the baffle and the outer surfaces of the inner walls on two sides of the stirring cylinder, and convex strips are fixedly connected to the outer surfaces of the inner walls on two ends of the stirring cylinder.

In yet another preferred embodiment: the supporting rod is of an arc-shaped structure, the jacking spring is arranged in an arc-shaped structure matched with the supporting rod, and the elastic two ends of the jacking spring are fixedly connected with the baffle plate and the inner wall of the stirring barrel respectively.

In yet another preferred embodiment: the opening formed between the baffles is one tenth of the opening at the upper end of the stirring barrel, and the opening formed between the two groups of baffles and the stirring barrel is increased by the contraction of the pushing springs extruded by the baffles.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

The utility model provides a concrete stirring water adding structure and a stirring device, which can lead the concrete raw material to be more uniform when water is added after being put into a stirring cylinder in the using process through the action of the water adding structure, lead the final stirring and mixing effect to be better, lead the concrete raw material to reach a state capable of being poured more quickly, accelerate the mixing process of stones, cement and sand in the concrete raw material and water and lead the mixing of the water and other raw materials to be more sufficient.

Drawings

FIG. 1 is a schematic structural view of a stirring device according to the present utility model;

FIG. 2 is a schematic view of a partial structure of the water feeding structure of the present utility model;

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

FIG. 4 is a schematic view of a part of the splash guard structure of the present utility model, in section;

Fig. 5 is a partial side cross-sectional view of fig. 4.

In the figure: 1. a chassis; 2. a stirring cylinder; 3. a central rod; 4. a water adding structure; 41. a water tank; 42. a connecting pipe; 43. variable-frequency water pump; 44. a shunt; 45. a movable tube; 46. a guide bracket; 47. a water outlet; 48. a return spring; 5. a belt pulley; 6. a splash-proof structure; 61. a baffle; 62. a support rod; 63. a top-moving spring; 64. a convex strip; 7. a motor; 8. a drive belt; 9. stirring vane.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," configured to, "" engaged with, "" connected to, "and the like are to be construed broadly, and may be, for example," connected to, "wall-mounted," connected to, removably connected to, or integrally connected to, mechanically connected to, electrically connected to, directly connected to, or indirectly connected to, through an intermediary, and may be in communication with each other between two elements, as will be apparent to those of ordinary skill in the art, in view of the detailed description of the terms herein.

As shown in fig. 1 to 3, the embodiment provides a concrete stirring water adding structure and a stirring device, which comprises a bottom frame 1 and a stirring cylinder 2, wherein a center rod 3 is rotatably connected inside the stirring cylinder 2, a water adding structure 4 is arranged on the outer surface of one side of the stirring cylinder 2, and a splash-proof structure 6 is arranged on the inner side of a feeding opening at the upper end of the stirring cylinder 2; one end fixedly connected with belt pulley 5 of well core rod 3, the surface fixedly connected with motor 7 of chassis 1, the one end of well core rod 3 and the output of motor 7 all are through bolt fixedly connected with belt pulley 5, around being equipped with driving belt 8 between two sets of belt pulleys 5, the surface fixedly connected with stirring vane 9 of well core rod 3 realizes the rotation of well core rod 3 through the normal running fit belt pulley 5 of motor 7 and driving belt 8, stirring vane 9's quantity is a plurality of groups and the surface dislocation distribution at well core rod 3.

The water adding structure 4 comprises a water tank 41 fixedly connected to the outer surface of one side of the stirring cylinder 2, a connecting pipe 42 is fixedly connected to the outer surface of the water tank 41, one end of the connecting pipe 42, which is positioned in the water tank 41, is connected with a variable-frequency water pump 43, the other end of the connecting pipe is fixedly connected with a shunt pipe 44, a movable switch 45 is movably sleeved at the end of the shunt pipe 44, a guide bracket 46 is arranged between the movable switch 45 and the inner wall of the stirring cylinder 2, a water outlet 47 is formed in the outer surface of the guide bracket 46, and a reset spring 48 is arranged in a cavity formed between the guide bracket 46 and the shunt pipe 44.

A control panel is arranged on the outer surface of one side of the water tank 41, the control panel is electrically connected with the motor 7 and the variable-frequency water pump 43, the variable-frequency water pump 43 is positioned at the lowest position inside the water tank 41, the shunt tube 44 and the connecting tube 42 are of an integrated structure, and the guide bracket 46 slides along the length direction of the shunt tube 44; one end of the guide bracket 46 is fixedly connected with the inner wall of the stirring cylinder 2, the movable pipe 45 penetrates through the guide bracket 46, the movable pipe 45 is in sliding connection with the guide bracket 46, the number of the water outlets 47 is a plurality of groups, and the water outlets are distributed in a straight line shape; the movable tube 45 approaches to the middle position of the shunt tube 44 through the reset of the reset spring 48, the length direction of the movable tube 45 is parallel to the wall plates on the two sides of the mixing drum 2, and the movable tubes 45 of one group of flow tubes 44 are two groups and are symmetrically distributed.

When in use, firstly, water is fully added into the water tank 41, when stones, cement and sand are sequentially added into the stirring barrel 2 from the upper end of the stirring barrel 2, the motor 7 is operated in the whole process to drive the stirring blade 9 to mix and stir the raw materials, then the control panel sets the water adding amount, the variable-frequency water pump 43 is operated, the water is conveyed into the connecting pipe 42 through the variable-frequency water pump 43, the connecting pipe 42 conveys the water into the shunt pipe 44, the shunt pipe 44 conveys the water into the movable pipe 45, finally, water flow is sprayed out from the water outlet 47, flows into the evenly stirred stones, cement and sand, is stirred through the stirring blade 9, and the operating frequency of the variable-frequency water pump 43 can be controlled through the control surface, when the variable-frequency water pump 43 pump water is big, rivers impact movable tube 45 can make movable tube 45 to keeping away from shunt tubes 44 one side and remove, the relative position of delivery port 47 also can change this moment, return spring 48 can be compressed simultaneously, and when the variable-frequency water pump 43 pump water is less, under the action of return spring 48 top, can make movable joint 45 remove towards shunt tubes 44 middle part direction, thereby can make the position of delivery port 47 carry out the activity of a certain extent as required, thereby make the water of blowout in the delivery port 47 more dispersed, evenly distributed is in stone, cement and sand that is stirring, thereby can reduce the stirring time, improve stirring efficiency, make the mixture between water and the other raw materials of concrete more abundant.

In the use, can make the concrete raw materials put into the inside of churn 2 after, more even when adding water, can make the effect that final stirring mixed better, can be faster reach the state that can pour, can accelerate the mixing process between stone, cement and sand and the water in the concrete raw materials for the mixing between water and other raw materials is more abundant.

Example 2

As shown in fig. 4 to 5, on the basis of embodiment 1, it is further proposed that the splash-proof structure 6 includes a baffle 61 rotatably disposed on the outer surfaces of the inner walls of the two sides of the mixing drum 2, a strut 62 is fixedly connected to the outer surfaces of the inner walls of the two sides of the mixing drum 2 near the lower end of the baffle 61, a top-moving spring 63 is connected between the back surface of the baffle 61 and the outer surfaces of the inner walls of the two sides of the mixing drum 2, and a protruding strip 64 is fixedly connected to the outer surfaces of the inner walls of the two sides of the mixing drum 2.

The baffle 61 is in rotary connection with the stirring barrel 2 through a hinge, the supporting rod 62 is of an arc structure, the jacking spring 63 is arranged in an arc structure matched with the supporting rod 62, and the elastic two ends of the jacking spring 63 are fixedly connected with the baffle 61 and the inner wall of the stirring barrel 2 respectively; the opening formed between the two groups of baffles 61 is one tenth of the opening at the upper end of the stirring cylinder 2, and the opening formed between the two groups of baffles 61 and the stirring cylinder 2 is increased by compressing the top-moving spring 63 through the baffles 61 to shrink.

When the raw materials are added from the upper end of the mixing drum 2, the baffle 61 is extruded firstly, so that the baffle 61 is inclined downwards, at the moment, the opening formed by the two groups of baffles 61 and the mixing drum 2 is increased, the raw materials can rapidly enter the inside of the mixing drum 2, when the opening is maximum, one side edge of the baffle 61 is contacted with the raised strips 64, meanwhile, the pushing spring 63 can be extruded and contracted, the upper end of the supporting rod 62 just abuts against the back surface of the baffle 61, when the raw materials completely enter the inside of the mixing drum 2, the pushing spring 63 can push the baffle 61 upwards, so that the two groups of baffles 61 keep an initial static state, at the moment, the opening formed between the two groups of baffles 61 and the mixing drum 2 is minimum, the upper end of the opening of the mixing drum 2 can be effectively isolated through the baffle 61, the raw materials can be sputtered outwards from the upper end of the mixing drum 2 in the mixing process, pollution to surrounding workers can be avoided, and meanwhile, the environment friendliness is better.

In the use process, the local material body can be effectively prevented from being sputtered outwards from the opening of the stirring cylinder 2 when the concrete raw materials are mixed and stirred, the environment is protected, and the local material body can be prevented from being sputtered to a side worker or even eyes.

The foregoing is only a preferred embodiment of the present utility model, but the design concept of the present utility model is not limited thereto, and any person skilled in the art will be able to make insubstantial modifications of the present utility model within the scope of the present utility model disclosed herein by this concept, which falls within the actions of invading the protection scope of the present utility model.

Claims (10)

1. A concrete mixing water adding structure, characterized in that: the water adding structure (4) comprises a water tank (41) connected to the mixing drum (2) through a connecting pipe (42), and a variable frequency water pump (43) located at the bottom of the water tank (41) and electrically connected to the control panel; One end of the connecting pipe (42) is connected to a variable frequency water pump (43), and the other end is fixedly connected to a shunt pipe (44); one end of the shunt pipe (44) is movably sleeved with a movable pipe (45); The movable tube (45) is slidably arranged on the inner wall of the mixing drum (2) through a guide bracket (46) having a water outlet (47) on its outer surface; The movable tube (45) is reset by the reset spring (48) to move closer to the middle position of the diverter tube (44). 2. A concrete mixing and watering structure according to claim 1, characterized in that: the diverter pipe (44) and the connecting pipe (42) are an integrated structure, and the guide bracket (46) slides along the length direction of the diverter pipe (44). 3. A concrete mixing and watering structure according to claim 1, characterized in that: one end of the guide bracket (46) is fixedly connected to the inner wall of the mixing drum (2), the movable tube (45) passes through the guide bracket (46), and the movable tube (45) and the guide bracket (46) are slidably connected; The water outlets (47) are arranged in a plurality of groups and are distributed in a straight line array. 4. A concrete mixing and watering structure according to claim 1, characterized in that: the length direction of the movable pipe (45) is parallel to the two side wall plates of the mixing drum (2), and the number of the diverter pipes (44) corresponding to the movable pipes (45) is two groups and is symmetrically distributed; The movable tube (45) is reset by the reset spring (48) to move closer to the middle position of the diverter tube (44). 5. A mixing device, characterized in that it is equipped with a concrete mixing and water adding structure as described in any one of rights 1 to 4. 6. A stirring device according to claim 5, characterized in that it also comprises a base frame (1) and a center rod (3) rotatably connected to the inside of the stirring drum (2), and a motor (7) driving the rotation of the center rod (3) through a transmission belt (8); The motor (7) is electrically connected to the control panel. 7. A stirring device according to claim 6, characterized in that: one end of the central rod (3) is fixedly connected to a pulley (5), the outer surface of the base frame (1) is fixedly connected to a motor (7), one end of the central rod (3) and the output end of the motor (7) are both fixedly connected to the pulley (5) by bolts, and a transmission belt (8) is wound between the two sets of pulleys (5); The outer surface of the central rod (3) is fixedly connected with stirring blades (9), which realize the rotation of the central rod (3) by cooperating with the pulley (5) and the transmission belt (8) through the rotation of the motor (7). The stirring blades (9) are provided in a plurality of groups and are staggeredly distributed on the outer surface of the central rod (3). 8. A stirring device according to claim 5, characterized in that it also includes a splash-proof structure (6); the splash-proof structure (6) includes a baffle (61) rotatably arranged on the outer surface of the inner wall on both sides of the stirring drum (2), the baffle (61) is rotatably connected to the stirring drum (2) through a hinge, the outer surface of the inner wall on both sides of the stirring drum (2) is fixedly connected with a support rod (62) near the lower end of the baffle (61), the back side of the baffle (61) and the outer surface of the inner wall on both sides of the stirring drum (2) are connected with a push spring (63), and the outer surface of the inner wall at both ends of the stirring drum (2) is fixedly connected with a convex strip (64). 9. A stirring device according to claim 8, characterized in that: the support rod (62) is an arc-shaped structure, the push spring (63) is an arc-shaped structure matching the support rod (62), and the elastic ends of the push spring (63) are respectively fixedly connected to the baffle (61) and the inner wall of the stirring drum (2). 10. A stirring device according to claim 8, characterized in that the opening formed between the baffles (61) is one tenth of the opening at the upper end of the stirring drum (2), and the opening formed between the two sets of baffles (61) and the stirring drum (2) is enlarged by the baffles (61) squeezing the push spring (63) to contract.