CN210674948U

CN210674948U - Inorganic binder mixer

Info

Publication number: CN210674948U
Application number: CN201921490334.6U
Authority: CN
Inventors: 张伟; 陈仁山; 李志�
Original assignee: Shandong Jiaotong University
Current assignee: Shandong Jiaotong University
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-06-05
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses an inorganic binder mixer, the utility model discloses a top case below is provided with transparent dust cover, and during the (mixing) shaft middle part was in the dust cover, the stirring rake was in the below of dust cover, when the mix pot moved the upper limit position, and the mix pot oral area docked mutually with the cover mouth of dust cover, was provided with the spraying shower nozzle in the dust cover, and the spraying shower nozzle is connected with water supply installation. The utility model discloses owing to be provided with transparent dust cover, can cover the oral area of mix pot when the stirring, can avoid the flying dust and can observe the mix condition at any time again to can also spray water at any time through the spraying shower nozzle, further prevent the flying dust, moreover, can also add water according to the demand of inorganic binder mix under the condition of not opening the dust cover.

Description

Inorganic binder mixer

Technical Field

The utility model relates to an inorganic binder mixer.

Background

The inorganic binder has excellent properties of high strength, high rigidity, good stability and the like, and is widely used in road engineering materials. The blending of the inorganic binder is an important link for completing the experiment and construction of the inorganic binder. In order to improve the stirring effect of the inorganic binder, save the labor cost, prevent the flying dust generated during stirring of the stirrer from harming the health of human body, reduce the influence on the health of operators, keep the cleanness and tidiness of a laboratory, reduce the influence on the surrounding environment, and urgently need to design the stirrer of the intelligent inorganic binder, which is simple in operation, quick and environment-friendly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an inorganic binder mixer that can avoid the flying dust.

In order to realize the purpose, the utility model relates to an inorganic binder stirrer, which comprises a frame, a mixing pot and a stirring device, wherein the frame is of a frame structure and comprises a base, a top box and two upright posts which are respectively connected with the two sides of the base and the top box, the base, the top box and the two upright posts form a frame shape, the mixing pot is arranged on the two upright posts in a vertically sliding way, the top box is provided with the stirring device, the stirring device comprises a stirring motor, a stirring shaft and a stirring paddle, the stirring motor is fixedly connected with the top box, the upper end of the stirring shaft is connected with a main shaft of the stirring motor, the stirring paddle is arranged on the lower end of the stirring shaft, the lower part of the top box is provided with a transparent dust cover, the middle part of the stirring shaft is positioned in the dust cover, the stirring paddle is positioned below the dust cover, when the mixing pot moves to an upper limit position, the mouth part, the spraying nozzle is connected with a water supply device.

In order to prevent the mixing pan from damaging the dust cover, the dust cover comprises a hard main cover body and a soft protective gasket arranged at the lower port of the main cover body, and the main cover body is made of transparent materials.

In order to spray water to the spraying nozzle conveniently, the water supply device comprises a water tank, a water pump is arranged in the water tank, and the water pump is connected with the spraying nozzle through a water pipe.

In order to make the mixing pot move stably, the mixing pot is arranged on two stand columns through two groups of lifting driving mechanisms, the two groups of lifting driving mechanisms are symmetrically arranged on the vertical axis of the mixing pot, each lifting driving mechanism comprises a lifting motor, a lead screw, a nut and a connecting piece, the lifting motors are fixed in a base, the stand columns are of a hollow structure, guide grooves communicated with the inner cavities of the stand columns are formed in the side surfaces, close to the mixing pot, of the stand columns, the lead screws and the nuts are located in the stand columns, the upper ends and the lower ends of the lead screws are rotatably connected with the stand columns, the nuts are in vertical sliding connection with the stand columns, the lower ends of the lead screws are connected with the lifting motors, the nuts are in threaded connection with the lead screws, the connecting pieces are inserted.

In order to improve the safety, the connecting piece comprises a supporting block and a supporting shaft, one end of the supporting shaft is fixedly connected with a nut, the supporting block is fixed on the mixing pot, one side of the supporting block, which is far away from the mixing pot, is provided with a shaft hole, the other end of the supporting shaft is rotatably inserted in the shaft hole, one end of the supporting shaft, which is positioned in the shaft hole, is provided with a pin hole with an axis in the radial direction, a positioning hole is arranged at a position, which corresponds to the pin hole of the supporting shaft, on the supporting block, a pressing type positioning mechanism is arranged on the stand column, the positioning mechanism comprises a pressing switch, a pressing rod, a spring, a positioning pin and a positioning block, the positioning block is fixed on the stand column, the positioning block is provided with a three-stage step through hole with the inner diameter which is, the lower end of the pressing rod is fixed on the upper end face of the positioning pin, the outer diameter of the pressing rod is smaller than the minimum inner diameter of the three-stage stepped through hole, the pressing switch is fixed on the upper end face of the positioning block, and a button of the pressing switch faces downwards and is opposite to the pressing rod; after the opening of the mixing pot is butted with the cover opening of the dust cover, the lower end of the positioning pin is inserted into the positioning hole and the pin hole and is jointed with the positioning hole and the pin hole, the upper end surface of the positioning pin is close to the step surface below the third-stage step through hole, the press rod presses down the button of the press switch to close the press switch, and the spring is compressed; when the spring is in a free state, the pressing rod is contracted in the three-stage stepped through hole, and the pressing switch is switched off; the pressing switch is connected in series in a power supply circuit of the stirring motor and is used for controlling the on-off of the stirring motor and the power supply. The mixing pot can be stirred after being in butt joint with the dust cover, and the rotational freedom degree of the mixing pot is locked during stirring and automatically obtains rotation by self-degree when being separated from the dust cover, so that better stirring and discharging can be realized.

In order to pour out the inorganic binder, the wall of the mixing pot is provided with a movable door which can be partially drawn out of the mouth of the mixing pot.

The utility model has the advantages that: the utility model discloses owing to be provided with transparent dust cover, can cover the oral area of mix pot when the stirring, can avoid the flying dust can observe the mix condition at any time again to can also spray water at any time through the spraying shower nozzle, further prevent flying dust, can also add water according to the demand of inorganic binder mix under the condition of not opening the dust cover.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view showing a connection structure of the member 3 and the member 7;

FIG. 3 is a schematic view of the preliminary engagement of the

members

9 and 3;

FIG. 4 is a schematic view of the fully engaged state of the parts 9 and 3 (the state after the mouth of the mixing pan is butted against the mouth of the dust cover);

FIG. 5 is a schematic view illustrating the movable door of the present invention in a pulled-out state;

in the figure: 1. the device comprises a top box, 2 parts of a stand column, 2 parts of 1 part of a guide groove, 3 parts of a connecting piece, 3 parts of 1 part of a support shaft, 3 parts of 2 parts of a support block, 4 parts of a base, 5 parts of a water tank, 6 parts of a mixing pot, 6 parts of 1 parts of a movable door, 7 parts of a screw nut, 8 parts of a lead screw, 9 parts of a positioning mechanism, 9 parts of 1 part of a press switch, 9 parts of 2 parts of a three-stage step through hole, 9 parts of 3 parts of a press rod, 9 parts of 4 parts of a press rod, a spring, 9 parts of 5 parts of a positioning pin, 9 parts of 6 parts of a positioning block, 10 parts of a stirring paddle, 11 parts of a stirring shaft.

Detailed Description

As shown in figure 1, the inorganic binder stirrer comprises a frame, a stirring pan 6 and a stirring device, wherein the frame is of a frame structure, the frame comprises a base 4, a top box 1 and two upright posts 2 respectively connected to two sides of the base 4 and the top box 1, the base 4, the top box 1 and the two upright posts 2 form a frame shape, the stirring pan 6 is arranged on the two upright posts 2 in a vertical sliding manner, the top box 1 is provided with the stirring device, the stirring device comprises a stirring motor, a stirring shaft 11 and a stirring paddle 10, the stirring motor is fixed in the top box 1, the upper end of the stirring shaft 11 is connected with a main shaft of the stirring motor, the stirring paddle 10 is arranged at the lower end of the stirring shaft 11, a transparent dust cover 12 is arranged below the top box 1, the middle part of the stirring shaft 11 is positioned in the dust cover 12, the stirring paddle 10 is positioned below the dust cover 12, when the stirring pan 6 moves to an upper limit position, the opening part of the stirring pan, a spraying nozzle is arranged in the dust cover 12 and is connected with a water supply device. The water supply device comprises a water tank 5, a water pump is arranged in the water tank 5, and the water pump is connected with the spraying nozzle through a water pipe.

The dust cover comprises a hard main cover body 12-1 and a soft protective gasket 12-2 arranged at the lower port of the main cover body 12-1, wherein the main cover body 12-1 is made of transparent materials.

The mixing pot 6 is arranged on the two stand columns 2 through two groups of lifting driving mechanisms, the two groups of lifting driving mechanisms are symmetrically arranged by the vertical axis of the mixing pot 6, each lifting driving mechanism comprises a lifting motor, a lead screw 8, a nut 7 and a connecting piece 3, the lifting motors are fixed in the bases 4, the stand columns 2 are of a hollow structure, guide grooves 2-1 communicated with the inner cavities of the stand columns 2 are formed in the side faces, close to the mixing pot 6, of the stand columns 2, the lead screws 8 and the nuts 7 are located in the stand columns 2, the upper ends and the lower ends of the lead screws 8 are rotatably connected with the stand columns 2, the nuts 7 are in vertical sliding connection with the stand columns 2, the lower ends of the lead screws 8 are connected with the lifting motors, the nuts 7 are in threaded connection with the lead screws 8, the connecting pieces 3 are inserted into the.

As shown in fig. 2, 3 and 4, the connecting piece 3 comprises a supporting block 3-2 and a supporting shaft 3-1, one end of the supporting shaft 3-1 is fixedly connected with a screw 7, the supporting block 3-2 is fixed on the mixing pot 6, one side of the supporting block 3-2 far away from the mixing pot 6 is provided with a shaft hole, the other end of the supporting shaft 3-1 is rotatably inserted in the shaft hole, one end of the supporting shaft 3-1, which is positioned in the shaft hole, is provided with a pin hole with an axis in the radial direction, a positioning hole is arranged on the supporting block 3-2, which is positioned corresponding to the pin hole of the supporting shaft 3-1, the upright column 2 is provided with a positioning mechanism 9, the positioning mechanism 9 comprises a press switch 9-1, a press rod 9-3, a positioning sleeve spring 9-4, a positioning pin 9-5 and a positioning, a three-stage stepped through hole 9-2 with sequentially increased inner diameters from top to bottom is formed in the positioning block 9-6, the upper end of a positioning pin 9-5 is inserted into the lowest hole section of the three-stage stepped through hole 9-2, the upper end face of the positioning pin 9-5 is connected with the upper stepped face of the three-stage stepped through hole 9-2 through a spring 9-4, the lower end of a press rod 9-3 is fixed on the upper end face of the positioning pin 9-5, the outer diameter of the press rod 9-3 is smaller than the minimum inner diameter of the three-stage stepped through hole 9-2, a press switch 9-1 is fixed on the upper end face of the positioning block 9-6, and a button of the press switch 9-1 faces downwards; after the opening of the mixing pot 6 is butted with the opening of the dust cover 12, the lower end of the positioning pin 9-5 is inserted into the positioning hole and the pin hole and is jointed with the positioning hole and the pin hole, the upper end face of the positioning pin 9-5 is close to the step face below the three-stage step through hole 9-2, the press rod 9-3 presses down the button of the press switch 9-1 to close the press switch 9-1, and the spring 9-4 is compressed; when the spring 9-4 is in a free state, the pressure lever 9-3 is contracted in the three-stage step through hole 9-2, and the press switch 9-1 is disconnected; the push switch 9-1 is connected in series in the power supply circuit of the stirring motor and is used for controlling the on-off of the stirring motor and the power supply. Other switches can also be connected in series in a power supply circuit of the stirring motor, so that the push type switch 9-1 serves as a safety switch, and the stirring motor can be started for stirring after the stirring pan 6 is in butt joint with the dust cover.

The wall of the mixing pot 6 is provided with a movable door 6-1 which can be partially drawn out of the mouth of the mixing pot 6. When feeding or stirring, the movable door 6-1 is retracted to the position not higher than the mouth of the mixing pot 6, and when discharging, the movable door 6-1 is pulled out. The mixing pot 6 and the movable door 6-1 are connected by adopting the prior art, and can adopt a structure similar to a drawer.

The water supply device, the stirring device and the lifting driving mechanism all adopt conventional technical means, and the selection, connection and installation of all elements are all the prior art.

The working principle is as follows: the movable door 6-1 is pushed back to be in a state shown in figure 1, inorganic binder is put into the mixing pot 6, the mixing pot 6 is enabled to keep vertical in the axial direction, two lifting motors are synchronously controlled, the mixing pot 6 is enabled to stably rise to the upper limit position, the two pairs of connecting pieces are automatically closed to the positioning mechanism to reach a state shown in figure 4, and at the moment, the opening part of the mixing pot 6 is covered by the dust cover 12. The power circuit of the stirring motor is connected, and the stirring motor can be controlled to start stirring. Can observe inorganic binder state in the mix pot 6 through dust cover 12, can also spray water through the spraying nozzle at any time and carry out the humidification dust fall to mix 6 insides. After stirring, the mixing pot 6 is controlled to descend by the lifting motor, the two pairs of connecting pieces are automatically separated from the positioning mechanism, so that the mixing pot 6 can rotate around the supporting shaft 3-1 when the mixing pot 6 is pushed, the inorganic binder in the mixing pot 6 is convenient to pour out, before the inorganic binder is poured out, the movable door 6-1 is firstly pulled out as shown in the state of fig. 5, the mixing pot 6 is overturned, and the inorganic binder is poured out along the movable door 6-1.

Claims

1. The utility model provides an inorganic binder mixer, includes frame, mix pot and agitating unit, and the frame is frame construction, and the frame includes that base, top case and two are connected respectively at the stand of the both sides of base and top case, and base, top case and two stands constitute the frame form, and the gliding setting is on two stands from top to bottom at the mix pot, is provided with agitating unit on the top case, agitating unit includes agitator motor, (mixing) shaft and stirring rake, agitator motor and top case fixed connection, (mixing) shaft upper end connection agitator motor main shaft, and the stirring rake setting is on the lower extreme of (mixing) shaft, its characterized in that: the top box below be provided with transparent dust cover, the (mixing) shaft middle part is in the dust cover, the stirring rake is in the below of dust cover, when the mixing pot moved the upper limit position, the mixing pot oral area butt joint with the cover mouth of dust cover, be provided with the spraying shower nozzle in the dust cover, the spraying shower nozzle is connected with water supply installation.

2. The inorganic binder mixer of claim 1, wherein: the dust cover comprises a hard main cover body and a soft protective gasket arranged at the lower port of the main cover body, and the main cover body is made of transparent materials.

3. The inorganic binder mixer of claim 2, wherein: the water supply device comprises a water tank, a water pump is arranged in the water tank, and the water pump is connected with the spraying nozzle through a water pipe.

4. The inorganic binder mixer of claim 1, 2 or 3, wherein: the mixing pot set up on two stands through two sets of lift actuating mechanism, two sets of lift actuating mechanism set up with mixing pot vertical axis symmetry, lift actuating mechanism includes elevator motor, the lead screw, screw and connecting piece, elevator motor fixes in the base, the stand is hollow structure, be provided with on the side of neighbouring mixing pot on the stand with the communicating guide way of stand inner chamber, lead screw and screw are in the stand, the upper and lower both ends and the stand of lead screw rotate to be connected, screw and stand are sliding connection from top to bottom, the lower extreme and the elevator motor of lead screw are connected, screw threaded connection is on the lead screw, the connecting piece is inserted in the guide way, screw and mixing pot are connected to the connecting piece.

5. The inorganic binder mixer of claim 4, wherein: the connecting piece comprises a supporting block and a supporting shaft, one end of the supporting shaft is fixedly connected with a nut, the supporting block is fixed on the mixing pot, one side of the supporting block, which is far away from the mixing pot, is provided with a shaft hole, the other end of the supporting shaft is rotatably inserted in the shaft hole, one end of the supporting shaft, which is positioned in the shaft hole, is provided with a pin hole with an axis in the radial direction, the supporting block is provided with a positioning hole at a position corresponding to the pin hole of the supporting shaft, the stand column is provided with a positioning mechanism, the positioning mechanism comprises a press switch, a pressing rod, a spring, a positioning pin and a positioning block, the positioning block is fixed on the stand column, the positioning block is provided with a three-stage stepped through hole with sequentially increased inner diameter from top to bottom, the upper end of the positioning pin is inserted in the hole, the outer diameter of the pressure lever is smaller than the minimum inner diameter of the three-stage stepped through hole, the press switch is fixed on the upper end face of the positioning block, and a button of the press switch faces downwards and is opposite to the pressure lever; after the opening of the mixing pot is butted with the cover opening of the dust cover, the lower end of the positioning pin is inserted into the positioning hole and the pin hole and is jointed with the positioning hole and the pin hole, the upper end surface of the positioning pin is close to the step surface below the third-stage step through hole, the press rod presses down the button of the press switch to close the press switch, and the spring is compressed; when the spring is in a free state, the pressing rod is contracted in the three-stage stepped through hole, and the pressing switch is switched off; the pressing switch is connected in series in a power supply circuit of the stirring motor and is used for controlling the on-off of the stirring motor and the power supply.

6. The inorganic binder mixer of claim 4, wherein: the wall of the mixing pot is provided with a movable door which can be partially drawn out of the mouth of the mixing pot.