CN220008273U

CN220008273U - Mixer that can accurate control concrete mixing state

Info

Publication number: CN220008273U
Application number: CN202321641943.3U
Authority: CN
Inventors: 赵文琴; 田青; 杨驰; 朱靖; 蒋大鲁; 刘辉
Original assignee: Zhejiang Yida Construction Management Co ltd
Current assignee: Zhejiang Yida Construction Management Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-11-14
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a mixer capable of accurately controlling a concrete mixing state, which belongs to the technical field of concrete mixing and comprises a mixer case, wherein four corners of the bottom of the mixer case are fixedly connected with supporting legs, the upper side of the mixer case is communicated with a metering water pump, the upper side of the mixer case is communicated with a charging barrel, the charging barrel is provided with a weighing and discharging mechanism, the upper end of the charging barrel is communicated with a feeding hole, the mixer case is internally provided with a mixing mechanism, the lower part of the inner wall of the mixer case is fixedly connected with a microwave humidity measuring sensor, and the bottom of the mixer case is communicated with a discharging valve port. According to the utility model, the weighing and discharging mechanism, the metering water pump, the microwave humidity measuring sensor and the control panel are arranged, so that the device can accurately weigh and feed concrete materials and concrete respectively, and further can accurately control the mixing state of concrete, and the stirring mechanism is arranged to enable the stirring effect to be better.

Description

Mixer that can accurate control concrete mixing state

Technical Field

The utility model relates to the technical field of concrete mixing, in particular to a mixer capable of accurately controlling a mixing state of concrete.

Background

Concrete refers to the collective term of engineering composite materials in which aggregate is consolidated into a whole by cementing materials, and the term of concrete is generally used as cementing materials, and sand and stone are used as aggregate; the cement concrete obtained by mixing the cement concrete and water (which can contain additives and admixture) according to a certain proportion, namely ordinary concrete, is widely applied to civil engineering, the problem of fluctuation of the water-cement ratio is the most difficult to control in concrete mixing, and if the control of the water-cement ratio is the control of the performance of the concrete mixer, the control is extremely important, and the control is an important index for evaluating the quality level of the concrete sleeper, so that a detection control device of the concrete mixer is researched to effectively control the performance of the mixer in the mixing process, and the method has extremely important significance.

In a concrete mixer detection control device (patent number: CN 213829626U), including stirred tank, (mixing) shaft, stirring leaf, feed inlet, discharge opening, microwave humidity measurement sensor, the (mixing) shaft is installed in the stirred tank, the stirring leaf is installed on the (mixing) shaft, microwave humidity measurement sensor connects the bottom of installing at the stirred tank, the feed inlet is installed at the top of stirred tank, the discharge opening is connected the bottom of installing at the stirred tank, still include the stirring system control cabinet, the stirring system control cabinet is connected with microwave humidity measurement sensor, feed inlet respectively, the device adopts microwave humidity sensor device, the measurement is accurate, degree of automation is high, the fluctuation problem of the water-glue ratio that is most difficult to control in concrete stirring has been solved, not only can reduce the waste material consumption and can keep the high performance, the high quality of concrete mixture, but, the device is difficult to realize carrying out accurate weighing measurement respectively to the multiple raw materials of concrete, consequently, the mixing state of concrete is difficult to accurate control, influence processingquality.

Disclosure of Invention

The utility model aims to provide a mixer capable of accurately controlling a concrete mixing state so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mixer that can accurate control concrete mixing state, includes the mixer case, four corners of the bottom of mixer case are all fixedly connected with landing leg, the upside intercommunication of mixer case is equipped with the measurement water pump, the upside intercommunication of mixer case is equipped with the feed cylinder, and is equipped with weighing unloading mechanism on the feed cylinder, the upper end intercommunication of feed cylinder is equipped with the feed inlet, be equipped with rabbling mechanism in the mixer case, the inner wall lower part fixedly connected with microwave humidity measurement sensor of mixer case, the bottom intercommunication of mixer case is equipped with ejection of compact valve port;

the weighing and discharging mechanism comprises a shell which is communicated with a charging barrel, a strip shell is arranged on the upper side of the shell in a communicating mode, a stepping motor is fixedly connected to one end of the strip shell, a spindle end of the stepping motor penetrates into the strip shell and is fixedly connected with a screw rod, a nut block is connected to the screw rod in a threaded mode, an L-shaped rod is fixedly connected to the lower side of the nut block, one end of the L-shaped rod extends into the shell and is fixedly connected with a movable plate, a weight sensor is fixed on the movable plate, the upper end of the weight sensor is fixedly connected with a weighing plate, and the upper side of the weighing plate is arranged against the charging barrel.

As still further aspects of the utility model: the stirring mechanism comprises a housing fixed on one side of a stirring machine box, one side of the housing is fixedly connected with a stirring motor, a main shaft end of the stirring motor penetrates into the housing and is fixedly connected with a first gear, the side wall of the stirring machine box is inserted into and is rotationally connected with two stirring shafts which are symmetrically arranged, one ends of the two stirring shafts are fixedly connected with second gears which are meshed with the first gears, and two stirring shafts are positioned in the stirring machine box and are fixedly connected with helical blades.

As still further aspects of the utility model: the diameter length of the first gear is smaller than that of the second gear.

As still further aspects of the utility model: the inner wall of the stirring machine box is rotationally connected with one end of the stirring shaft through a bearing seat.

As still further aspects of the utility model: the front side of the stirring machine box is fixedly connected with a control panel, and one ends of the metering water pump, the weighing and discharging mechanism, the stirring mechanism and the microwave humidity measuring sensor are respectively and electrically connected with the control panel.

As still further aspects of the utility model: the inner bottom wall of the shell is connected with the lower side of the moving plate in a sliding mode.

Compared with the prior art, the utility model has the beneficial effects that:

1. this can accurate control concrete mixing state's mixer, through setting up unloading mechanism of weighing, the measurement water pump, microwave humidity measurement sensor and control panel, the measurement water pump can accurate control add the water yield, secondly, the material falls to weighing on the flitch, weight sensor can weigh the material and feed back to the control panel on show, after the accurate weighing, start step motor work, drive the lead screw and rotate, at this moment, the nut piece is forced the translation, and then drive the translation of movable plate, and then drive weighing the flitch and toward the sideslip, open the feed cylinder, at this moment, the material on the weighing the flitch is because gravity falls to in the mixer case automatically, can realize weighing the accuracy of concrete raw materials and automatic unloading, and then cooperation microwave humidity measurement sensor, can accurate control concrete mixing state.

2. This can accurate control concrete mixing state's mixer through setting up rabbling mechanism, starts agitator motor work, drives first gear and rotates, because first gear respectively with two second gear engagement, and then drives two (mixing) shafts and rotate simultaneously, and then drives two helical blade and stirs the concrete raw materials in the mixer case, and the stirring effect is better.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of a mixer housing of the present utility model;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present utility model.

The correspondence between the reference numerals and the component names in the drawings is as follows:

1. a mixer case; 2. a support leg; 3. metering a water pump; 4. a charging barrel; 5. a feed inlet; 6. a microwave humidity measurement sensor; 7. a housing; 8. a strip shell; 9. a stepping motor; 10. a screw rod; 11. a nut block; 12. an L-shaped rod; 13. a moving plate; 14. a weight sensor; 15. weighing a material plate; 16. a housing; 17. a stirring motor; 18. a first gear; 19. a stirring shaft; 20. a second gear; 21. a helical blade; 22. a control panel; 23. and a discharging valve port.

Detailed Description

Referring to fig. 1-3, in the embodiment of the present utility model, a mixer capable of precisely controlling a mixing state of concrete includes a mixer case 1, four corners of the bottom of the mixer case 1 are fixedly connected with support legs 2, a metering water pump 3 is communicated with the upper side of the mixer case 1, water adding amount can be precisely controlled, a charging barrel 4 is communicated with the upper side of the mixer case 1, a weighing and discharging mechanism is arranged on the charging barrel 4, a feeding port 5 is communicated with the upper end of the charging barrel 4, sand and stone materials are added, a mixing mechanism is arranged in the mixer case 1, a microwave humidity measuring sensor 6 is fixedly connected with the lower part of the inner wall of the mixer case 1, the microwave humidity measuring sensor 6 detects the humidity of the concrete in real time and feeds back to a control panel 22, then the water adding amount of the water and the materials by the metering water pump 3 and the weighing and discharging mechanism are respectively controlled, a discharging valve port 23 is communicated with the bottom of the mixer case 1, and the mixed concrete is discharged;

the weighing and blanking mechanism comprises a shell 7 which is communicated with a charging barrel 4, a strip shell 8 is arranged on the upper side of the shell 7 in a communicating manner, a stepping motor 9 is fixedly connected to one end of the strip shell 8, a spindle end of the stepping motor 9 penetrates into the strip shell 8 and is fixedly connected with a screw rod 10, a nut block 11 is connected to the screw rod 10 in a threaded manner, an L-shaped rod 12 is fixedly connected to the lower side of the nut block 11, one end of the L-shaped rod 12 extends into the shell 7 and is fixedly connected with a movable plate 13, a weight sensor 14 is fixed to the movable plate 13, a material weighing plate 15 is fixedly connected to the upper end of the weight sensor 14, the upper side of the material weighing plate 15 is abutted to the charging barrel 4, when a concrete raw material is required to be weighed, the concrete raw material is placed into the charging barrel 4 through a feeding port 5, the material weighing plate 15 is fallen, the material weighing plate 14 is started to be rotated, the screw rod 10 is driven to rotate, the screw rod 10 is connected with the nut block 11 in a threaded manner, the axial L-shaped rod 12 of the nut block 11 is connected to the shell 7 in a threaded manner, the weight sensor 14 is driven to be automatically and the nut block 11 is driven to be automatically and horizontally move to the material weighing plate 13, and then the material weighing plate is automatically and horizontally moved to the material weighing plate 1 is driven, and the material weighing plate is automatically and horizontally and automatically moved to be subjected to the material weighing plate 1 is further to the material weighing state to be accurately and the material weighing plate is controlled.

As shown in fig. 2: the stirring mechanism comprises a housing 16 fixed on one side of the stirring machine case 1, a stirring motor 17 is fixedly connected to one side of the housing 16, a first gear 18 is fixedly connected to the spindle end of the stirring motor 17, two stirring shafts 19 which are symmetrically arranged are inserted into and rotationally connected to the side wall of the stirring machine case 1, second gears 20 which are meshed with the first gears 18 are fixedly connected to one ends of the two stirring shafts 19, helical blades 21 are fixedly connected to the two stirring shafts 19 in the stirring machine case 1, the stirring motor 17 is started to work, the first gears 18 are driven to rotate, and the first gears 18 are respectively meshed with the two second gears 20, so that the two stirring shafts 19 are driven to rotate simultaneously, and the two helical blades 21 are driven to stir concrete raw materials in the stirring machine case 1, so that a stirring effect is better.

As shown in fig. 2: the diameter length of the first gear 18 is smaller than that of the second gear 20, so that the transmission efficiency is high.

As shown in fig. 2: the inner wall of the stirring machine box 1 is rotationally connected with one end of the stirring shaft 19 through a bearing seat, and can play a role in supporting the rotation of the stirring shaft 19.

As shown in fig. 1 and 2: the front side fixedly connected with control panel 22 of mixer case 1, and measurement water pump 3, unloading mechanism, rabbling mechanism and microwave humidity measurement sensor 6's one end respectively with control panel 22 electric connection, through plug wire external power supply, control conveniently, be prior art.

As shown in fig. 3: the inner bottom wall of the casing 7 is connected with the lower side of the moving plate 13 in a sliding way, so that the moving plate 13 is more stable in displacement.

Working principle: when the device is used for accurately controlling the mixing state of concrete, the metering water pump 3 can accurately control the water adding amount, sand and stone materials are added from the feed inlet 5 and put into the feed cylinder 4, and fall onto the weighing plate 15, the weight sensor 14 can weigh and feed back the materials to the control panel 22 for display, after accurate weighing, the stepping motor 9 is started to work to drive the screw rod 10 to rotate, and the screw rod 10 is in threaded connection with the nut block 11, and the axial direction of the nut block 11 is limited by the L-shaped rod 12, so that the nut block 11 is forcedly translated, the movable plate 13 is further driven to translate, the weighing plate 15 is further driven to transversely move, and the feed cylinder 4 is opened, at the moment, the materials on the weighing plate 15 automatically fall into the mixing machine box 1 due to gravity, so that the accurate weighing and automatic discharging of the concrete materials can be realized, and the mixing state of the concrete can be accurately controlled by matching with the microwave humidity measuring sensor 6;

then, start agitator motor 17 work, drive first gear 18 and rotate, because first gear 18 meshes with two second gears 20 respectively, and then drive two (mixing) shafts 19 and rotate simultaneously, and then drive two helical blades 21 and stir the concrete raw materials in the mixer case 1, stirring effect is better, microwave humidity measuring sensor 6 detects the humidity of concrete in real time, feedback is on control panel 22, then, control metering pump 3 respectively and weigh the feed amount of unloading mechanism to water and material.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a mixer that can accurate control concrete mixing state, includes mixer case (1), its characterized in that, four corners of the bottom of mixer case (1) are all fixedly connected with landing leg (2), the upside intercommunication of mixer case (1) is equipped with measurement water pump (3), the upside intercommunication of mixer case (1) is equipped with feed cylinder (4), and is equipped with weighing unloading mechanism on feed cylinder (4), the upper end intercommunication of feed cylinder (4) is equipped with feed inlet (5), be equipped with rabbling mechanism in mixer case (1), the inner wall lower part fixedly connected with microwave humidity measurement sensor (6) of mixer case (1), the bottom intercommunication of mixer case (1) is equipped with ejection of compact valve port (23);

weighing and discharging mechanism includes casing (7) that set up with feed cylinder (4), the upside intercommunication of casing (7) is equipped with strip shell (8), and the one end fixedly connected with step motor (9) of strip shell (8), the main shaft end of step motor (9) runs through in strip shell (8) and fixedly connected with lead screw (10), and threaded connection has nut piece (11) on lead screw (10), the downside fixedly connected with L shape pole (12) of nut piece (11), and the one end of L shape pole (12) extends to in casing (7) and fixed connection movable plate (13), be fixed with weight sensor (14) on movable plate (13), and the upper end fixedly connected with of weight sensor (14) is called flitch (15), the upside and feed cylinder (4) counterbalance setting of flitch (15).

2. The mixer capable of accurately controlling concrete mixing states according to claim 1, characterized in that the mixing mechanism comprises a housing (16) fixed on one side of a mixer case (1), one side of the housing (16) is fixedly connected with a mixing motor (17), a spindle end of the mixing motor (17) penetrates into the housing (16) and is fixedly connected with a first gear (18), two symmetrically arranged mixing shafts (19) are inserted into and rotationally connected with the side wall of the mixer case (1), one ends of the two mixing shafts (19) are fixedly connected with a second gear (20) meshed with the first gear (18), and helical blades (21) are fixedly connected to the two mixing shafts (19) in the mixer case (1).

3. A mixer capable of precisely controlling a mixing state of concrete according to claim 2, wherein the first gear (18) has a smaller diameter than the second gear (20).

4. The mixer capable of accurately controlling the mixing state of concrete according to claim 2, wherein the inner wall of the mixer case (1) is rotatably connected with one end of a mixing shaft (19) through a bearing seat.

5. The mixer capable of accurately controlling the mixing state of concrete according to claim 1, wherein a control panel (22) is fixedly connected to the front side of the mixer case (1), and one ends of the metering water pump (3), the weighing and discharging mechanism, the mixing mechanism and the microwave humidity measuring sensor (6) are respectively and electrically connected with the control panel (22).

6. The mixer capable of precisely controlling the mixing state of concrete according to claim 1, wherein the inner bottom wall of the casing (7) is connected with the underside of the moving plate (13).