CN216609568U

CN216609568U - Concrete mixer feed arrangement

Info

Publication number: CN216609568U
Application number: CN202123025002.0U
Authority: CN
Inventors: 叶陈群; 陈国兴; 陈娇娇
Original assignee: Jingyuan Dehua Building Materials Co ltd
Current assignee: Jingyuan Dehua Building Materials Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-05-27
Anticipated expiration: 2031-12-03

Abstract

The utility model relates to the field of building material equipment, in particular to a concrete mixer feeding device which comprises a mixer, a feeding assembly and a detection switch. The feeding assembly is provided with two feeding hopper components which can rotate along with the stirrer, and the feeding hopper components always keep the feeding hopper inlets upward in the rotating process; the fixed chute assembly is used for receiving the material provided by any feed hopper assembly when the chute assembly rotates to the highest position and falling into the stirrer; the two feed hopper components are symmetrically arranged, when one feed hopper component is positioned at the highest position, the other feed hopper component is positioned at the lowest position, the feed hopper component at the highest position can feed materials for the stirring machine, and the feed hopper component at the lowest position can be used for loading materials for workers. The utility model utilizes the rotation power of the stirrer to drive the two feed hoppers to rotate, so that any one of the two feed hoppers can be lifted to a high position and lowered to a low position, and workers can be charged at the highest position and the lowest position of the two feed hoppers, thereby improving the labor intensity of the workers and improving the feeding efficiency of the stirrer.

Description

Concrete mixer feed arrangement

Technical Field

The utility model relates to the field of building material equipment, in particular to a feeding device of a concrete mixer.

Background

The concrete is often mixed by a small drum mixer in a construction site, and the mixer is usually erected higher as a whole in order to facilitate the mixed concrete to be directly unloaded onto a hopper car or a tractor. Although the discharge port is convenient to discharge after being lifted, the feeding port is inconvenient to feed after being lifted, so a slope is additionally arranged at the feeding end of the stirrer in a soil filling mode in a construction site, workers push the dump truck to ascend the slope to feed the stirrer, and the labor intensity is increased and the feeding efficiency is reduced; in some construction sites, a feeding conveyor is additionally arranged for feeding in order to improve the labor intensity of workers, so that the labor intensity is reduced, but the equipment investment cost is increased. How to design a feeding device capable of feeding materials at a low position and feeding materials to a stirrer at a high position by utilizing the rotating power of the stirrer under the condition of controlling the cost of equipment is a problem to be solved at present.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model discloses a concrete mixer feeding device which comprises a mixer, a feeding assembly and a detection switch. The feeding assembly is provided with two feeding hopper components which can rotate along with the stirring machine, and the feeding hopper components always keep the feeding hopper inlets upward in the rotating process; the fixed chute component is used for receiving the material provided by any feed hopper component when the chute component rotates to the highest position and dropping the material into the stirrer; the rotary connecting pieces of the two feeding hopper components are symmetrically arranged, when one feeding hopper component is located at the highest position, the other feeding hopper component is located at the lowest position, the feeding hopper component at the highest position can feed materials for the stirring machine, and the feeding hopper component at the lowest position can be used for charging materials for workers. The utility model utilizes the rotation power of the stirrer to drive the two feed hoppers to rotate, so that any one of the two feed hoppers can be lifted to a high position and lowered to a low position, and workers can be charged at the highest position and the lowest position of the two feed hoppers, thereby improving the labor intensity of the workers and improving the feeding efficiency of the stirrer.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a concrete mixer feed arrangement, includes mixer and the detection switch who associates with it, the mixer be the drum-type mixer that both ends were equipped with circular shape feed inlet and discharge gate respectively, its characterized in that: the feeding mechanism also comprises a feeding assembly, the feeding assembly is provided with a feeding hopper component which can rotate along with the stirrer and is provided with a feeding hopper and a rotating connecting piece, the feeding hopper component keeps the feeding opening of the feeding hopper upward all the time in the rotating process, the feeding assembly is also provided with an elephant trunk component with a hollow bent pipe for receiving materials provided by the feeding hopper component and falling into the stirrer, the feeding hopper component is fixedly connected on a rotating cylinder at the end of the feeding opening of the stirrer through the rotating connecting piece and is suspended outside the end of the stirrer, the feeding hopper component is arranged into two parts, the rotating connecting pieces of the two feeding hopper components are symmetrically arranged with the rotating center of the stirrer, the lower end of the bent pipe of the elephant trunk component is inserted into the feeding opening of the stirrer but does not rotate along with the stirrer, the upper end of the elephant trunk component is horizontally arranged and can be butted with the outlet of the feeding hopper when any feeding hopper component rotates to the highest position, the chute component is fixedly connected on the ground.

The feed hopper component comprises a cantilever rotating shaft, a rotary connecting body, a hopper and an electric valve, the rotary connecting body is a rotary connecting component which is provided with a rotary bearing in a circular cavity seat body and is used for bearing radial force and axial force, the cantilever rotating shaft is a round straight rod with a shaft shoulder arranged at the cantilever end or a round bent rod piece with a lockable baffle plate, the cantilever rotating shaft is preferably a round bent rod piece with a lockable baffle plate, the rotary connecting body is movably connected to the cantilever end of the cantilever rotating shaft and can rotate around the center of the cantilever end of the cantilever rotating shaft to form a rotary connecting piece, the hopper is formed by combining a conical cavity body with a square open upper part and a cylindrical hollow pipe with a cylindrical lower part, an electric valve which can be opened and closed is arranged on the lower circular tube of the hopper, the rotary connecting body is fixedly connected on the outer side wall of the upper part of the hopper, and the gravity center of the hopper is positioned below the fixed point.

The rotary connector comprises a fixed seat, a first bearing, a second bearing and a gland, wherein the fixed seat is a circular cavity seat body, the first bearing and the second bearing are respectively rotary bearings capable of bearing axial force and radial force, and the first bearing and the second bearing are embedded into the cavity of the fixed seat, are sleeved at the cantilever end of the cantilever rotating shaft and are compressed by the gland.

Further, the first bearing is a thrust bearing, and the second bearing is a tapered roller bearing or a ball bearing.

The elephant trunk subassembly include elephant trunk and support, the elephant trunk be the level for the pan feeding mouth and the discharge gate is vertical or crooked pipe of slope, the diameter of its pan feeding mouth is greater than the diameter of the lower part pipe of the hopper of feeder hopper subassembly, the discharge gate of elephant trunk can insert in the feed inlet of mixer, the elephant trunk fix subaerial with the support.

The feeding assembly also comprises a water inlet pipe with a valve, and the water inlet pipe is inserted into the chute and is used for adding water into the stirrer.

The detection switch is a photoelectric switch, and the detection switch is locked on a base of the stirrer and used for acquiring state information when the feed hopper assembly rotates to fall to the lowest position.

As can be seen from the above description, the concrete mixer feeding device provided by the utility model has the advantages that: two feed hopper components are fixedly connected on the outer wall of a rotary cylinder body at the feed inlet end of the stirrer through symmetrically arranged rotary connecting pieces and are suspended, and the feed hopper components are always kept with the feed hopper inlet upward in the rotating process by utilizing the rotary bearings in the rotary connecting pieces and the gravity center of the feed hopper to be arranged downwards. Can drive two feeder hoppers through the mixer rotation and rotate and rise to the high position and reduce to the low level, another is then in the lowest position when one is in the highest position, and the feeder hopper subassembly of highest position can be for the mixer feeding, and the lowest position can be used to the workman and feed. The utility model utilizes the rotation power of the stirrer to drive the two feed hoppers to rotate, so that any one of the two feed hoppers can be lifted to a high position and lowered to a low position, and workers can be charged at the highest position and the lowest position of the two feed hoppers, thereby improving the labor intensity of the workers and improving the feeding efficiency of the stirrer. The utility model has the advantages of reasonable design, simple structure, low cost and convenient popularization.

Drawings

FIG. 1 is a schematic view of a concrete mixer feeder according to the present invention.

Fig. 2 is an enlarged view of direction a.

Fig. 3 is an enlarged schematic view of the feed hopper assembly.

Fig. 4 is an enlarged view of part B.

Figure 5 is an enlarged schematic view of the chute assembly.

Reference numerals:

1, a stirrer; 2 feeding and closing parts; 21 a feed hopper assembly; 211 a cantilever rotating shaft; 212 rotating the connecting body; 2121 fixing the base; 2122 a first bearing; 2123 a second bearing; 2124 pressing the cover; 213, a hopper; 214 an electrically operated valve; 22 a chute assembly; a 221 chute; 222 a support; 23 water inlet pipe; 3 a detection switch.

Detailed Description

The utility model is further described below by means of specific embodiments.

As shown in figures 1 and 2, the feeding device of the concrete mixer comprises a mixer 1, a feeding assembly 2 and a detection switch 3 which are associated with the feeding device. The stirrer 1 is a drum stirrer with a circular feed inlet and a circular discharge outlet at two ends. The feeding assembly 2 comprises a feeding hopper component 21, a chute component 22 and a water inlet pipe 23, the feeding hopper component 21 is provided with a feeding hopper and a rotating connecting piece, the feeding hopper component 21 is fixedly connected to a rotating cylinder at the end of a feeding hole of the stirring machine 1 through the rotating connecting piece and is suspended outside the end of the stirring machine 1, the feeding hopper component 21 is divided into two parts, the rotating connecting pieces of the two feeding hopper components 21 are symmetrically arranged around the rotating center of the stirring machine 1, the feeding hopper component 21 can rotate along with the stirring machine 1, and the feeding hopper component 21 always keeps the feeding hole of the feeding hopper upward in the rotating process; the chute component 22 is provided with a hollow elbow pipe, the lower end of the elbow pipe is inserted into the feed inlet of the stirrer 1 but does not rotate along with the stirrer 1, the upper end of the elbow pipe is horizontally placed and can be butted with the feed hopper outlet when any feed hopper component 21 rotates to the highest position so as to receive materials provided by the feed hopper component 21 and fall into the stirrer 1 through the lower end of the elbow pipe, and the chute component 22 is fixedly connected with the ground. The water inlet pipe 23 is provided with a valve, and the water inlet pipe 23 is inserted into the bent pipe of the chute assembly 22 and is used for adding water into the stirring machine 1. The detection switch 3 is a photoelectric switch, and the detection switch 3 is locked on the base of the stirring machine 1 and is used for acquiring state information when the feed hopper assembly 21 rotates and descends to the lowest position.

As shown in fig. 1, 3 and 4, the feeding hopper assembly 21 of the present invention includes a cantilever rotation shaft 211, a rotation connector 212, a hopper 213 and an electric valve 214, wherein the rotation connector 212 is a rotation connection member having a rotation bearing for bearing radial force and axial force in a circular cavity base, the cantilever rotation shaft 211 is a circular straight rod having a shoulder at a cantilever end or a circular curved rod having a lockable baffle, the cantilever rotation shaft 211 of the present embodiment is a circular curved rod having a lockable baffle, the rotation connector 212 is movably connected to the cantilever end of the cantilever rotation shaft 211 and can rotate around the cantilever end center of the cantilever rotation shaft 211 to form a rotation connector, the hopper 213 is formed by combining a tapered cavity with a square opening at an upper portion and a cylindrical hollow pipe at a lower portion, the electric valve 214 capable of opening and closing is disposed on the lower portion of the hopper 213, the rotary connector 212 is fixed to the outer sidewall of the upper portion of the hopper 213 and the center of gravity of the hopper 213 is located below the fixed connection point. The rotational connector 212 includes a fixing seat 2121, a first bearing 2122, a second bearing 2123, and a pressing cover 2124, the fixing seat 2121 is a circular cavity seat, the first bearing 2122 and the second bearing 2123 are rotational bearings capable of bearing an axial force and a radial force, and the first bearing 2122 and the second bearing 2123 are embedded in the cavity of the fixing seat 2121 and are sleeved on the cantilever end of the cantilever rotating shaft 211 and pressed by the pressing cover 2124. The first bearing 2122 and the second bearing 2123 of the present embodiment are a thrust tapered roller bearing and a tapered roller bearing, respectively.

As shown in fig. 1 and 5, the chute assembly 22 of the present invention comprises a chute 221 and a bracket 222, wherein the chute 221 is a curved circular tube with a horizontal inlet and a vertical or inclined outlet, the diameter of the inlet is larger than that of the lower circular tube of the hopper assembly 21, the outlet of the chute 221 of the present embodiment is inclined, the outlet of the chute 221 can be inserted into the inlet of the blender 1, and the chute 221 is fixed on the ground by the bracket 222.

This embodiment still is equipped with the electric cabinet (not shown in the drawing), and electric cabinet and mixer 1, electric valve 214 and the equal electric connection of detection switch 3, the electric cabinet is equipped with manual button, and can manually start mixer 1's motor, and the electric cabinet can receive the rotatory state information that descends to the lowest position of feeder hopper subassembly 21 that detection switch 3 gathered and instruct mixer 1's motor to automatically close, and electric valve 214 can open and close with manual button. The control system of the electric cabinet is independently controlled and does not influence the control system of the stirring operation of the stirrer 1.

The use method of the concrete mixer feeding device comprises the following steps:

if the material needs to be fed into the blender 1, the motor of the blender 1 is manually started to enable the blender 1 to rotate slowly, when a certain feed hopper assembly 21 rotates to the lowest position, the detection switch 3 detects information, and the control system of the electric cabinet instructs the motor of the blender 1 to stop. The operator then loads the hopper 213 of the lowermost hopper module 21 with sand aggregate or cement by closing the electrically operated valve 214 of the hopper module 21 with a manual button.

After charging, the blender 1 is started to rotate slowly, when the hopper assembly 21 filled with materials rotates to the highest position and is butted with the feeding port of the chute 221, the other hopper assembly 21 rotates to the lowest position at the moment, and the motor of the blender 1 stops automatically. The material is discharged into the blender 1 by opening the electrically operated valve 214 of the uppermost bin assembly 21 with a manual button. The charging and discharging are circulated in this way, and water can be synchronously injected into the stirring mill 1 from the water inlet pipe 23.

The hopper assembly 21 keeps the inlet of the hopper 213 upward during rotation with the blender 1 by utilizing the rotational bearings in the rotational connection and the downward center of gravity of the hopper.

After the feeding is finished completely, the control system of the electric cabinet is closed, the control system of the stirrer 1 is started, and the stirrer 1 can normally stir.

The utility model utilizes the rotation power of the stirrer to drive the two feed hoppers to rotate, so that any one of the two feed hoppers can be lifted to a high position and lowered to a low position, and workers can be charged at the highest position and the lowest position of the two feed hoppers, thereby improving the labor intensity of the workers and improving the feeding efficiency of the stirrer.

In the description of the present invention, the terms "first," "second," etc. are used to define a position. The use of "first" and "second" is merely for convenience of simplifying the description, and no particular meaning is implied unless specifically stated to the contrary.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.

Claims

1. The utility model provides a concrete mixer feed arrangement, includes mixer (1) and detection switch (3) relevant with it, mixer (1) be the drum-type mixer that both ends were equipped with circular shape feed inlet and discharge gate respectively, its characterized in that: still include feeding closes piece (2), feeding close piece (2) be equipped with and have feeder hopper and the feed hopper subassembly (21) that rotate the connecting piece along with mixer (1) pivoted, and feeder hopper subassembly (21) keep the material loading mouth of its feeder hopper upwards all the time at the pivoted in-process, feeding close piece (2) still be equipped with elephant trunk subassembly (22) of taking hollow return bend and be used for accepting the material that feed hopper subassembly (21) provided and fall into mixer (1), feed hopper subassembly (21) with rotate the connecting piece rigid coupling on the rotatory barrel of this one end of mixer (1) feed inlet and the suspension outside at this one end of mixer (1), feed hopper subassembly (21) are established to two and the rotation connecting piece of two feed hopper subassemblies (21) and are laid with the rotation center symmetry of mixer (1), the return bend lower extreme of elephant trunk subassembly (22) insert in the feed inlet of mixer (1) but not rotate along with mixer (1), the upper end of the chute component is horizontally placed and can be butted with an outlet of the feeding hopper when any feeding hopper component (21) rotates to the highest position, and the chute component (22) is fixedly connected on the ground.

2. A concrete mixer feeder according to claim 1, wherein: the feed hopper assembly (21) comprises a cantilever rotating shaft (211), a rotary connecting body (212), a hopper (213) and an electric valve (214), wherein the rotary connecting body (212) is a rotary connecting component which is provided with a rotary bearing in a circular cavity base body and is used for bearing radial force and axial force, the cantilever rotating shaft (211) is a circular straight rod with a shaft shoulder at a cantilever end or a circular bent rod piece with a baffle capable of being locked, the rotary connecting body (212) is movably connected to the cantilever end of the cantilever rotating shaft (211) and can rotate around the center of the cantilever end of the cantilever rotating shaft (211) to form a rotary connecting piece, the hopper (213) is formed by combining a conical cavity body with a square opening at the upper part and a cylindrical hollow pipe at the lower part, the electric valve (214) capable of being opened and closed is arranged on a circular pipe at the lower part of the hopper (213), the rotary connecting body (212) is fixedly connected to the outer side wall at the upper part of the hopper (213), and the gravity center of the hopper (213) is positioned at a fixedly connected point Below (c).

3. A concrete mixer feeder according to claim 2, wherein: the rotating connection body (212) comprises a fixed seat (2121), a first bearing (2122), a second bearing (2123) and a gland (2124), the fixed seat (2121) is a circular cavity seat body, the first bearing (2122) and the second bearing (2123) are respectively rotating bearings capable of bearing axial force and radial force, and the first bearing (2122) and the second bearing (2123) are embedded into the cavity of the fixed seat (2121), sleeved at the cantilever end of the cantilever rotating shaft (211) and pressed by the gland (2124).

4. A concrete mixer feeder according to claim 3, wherein: the first bearing (2122) is a thrust bearing, and the second bearing (2123) is a tapered roller bearing or a ball bearing.

5. A concrete mixer feeder according to claim 3, wherein: the chute assembly (22) comprises a chute (221) and a support (222), the chute (221) is a bent round pipe with a horizontal feeding opening and a vertical or inclined discharging opening, the diameter of the feeding opening is larger than that of a round pipe at the lower part of a hopper (213) of the feeding hopper assembly (21), the discharging opening of the chute (221) can be inserted into the feeding opening of the stirring machine (1), and the chute (221) is fixed on the ground through the support (222).

6. A concrete mixer feeder according to claim 5, wherein: the feeding assembly (2) further comprises a water inlet pipe (23) with a valve, and the water inlet pipe (23) is inserted into the chute (221) and used for adding water into the stirring machine (1).

7. A concrete mixer feeder according to claim 6, wherein: the detection switch (3) is a photoelectric switch, and the detection switch (3) is locked on a base of the stirring machine (1) and used for acquiring state information when the feed hopper assembly (21) rotates to descend to the lowest position.