阅读说明：本技术 一种液塑限试验用土水搅拌机 (Liquid plastic limit is experimental with native water mixer ) 是由 马雪 崔海洋 张夏夏 宋尚 李鑫 赵洪昌 冯增铭 于 2019-12-10 设计创作，主要内容包括：本发明属于土工试验技术领域,具体公开一种液塑限试验用土水搅拌机。包括固定支撑架,固定支撑架上方固定安装有电动机,电动机竖直放置,电动机底部连接有带传动组。带传动组中的大带轮与传动轴通过键连接,传动轴底部连接有转动盘,转动盘下部安装有搅拌体。固定支撑架下方固定有直线模组,直线模组与工作台相连接,工作台上方固定有基座,基座上方放置有承土杯。本发明通过直线模组、电动机、带传动等部件,带动搅拌体搅拌,实现自动试验用土水混合过程,简化了整个混合过程,解放了人工,降低劳动强度,提高工作效率。混合后的土样可直接作为后续实验的试样使用。(The invention belongs to the technical field of geotechnical tests, and particularly discloses a soil-water stirrer for a liquid plastic limit test. Including the fixed stay frame, fixed stay frame top fixed mounting has the motor, and the motor is vertical to be placed, and the motor bottom is connected with the belt drive group. The big belt wheel in the belt transmission group is in key connection with the transmission shaft, the bottom of the transmission shaft is connected with a rotating disc, and the lower part of the rotating disc is provided with a stirring body. The fixed bolster below is fixed with the sharp module, and the sharp module is connected with the workstation, and the workstation top is fixed with the base, and soil cup has been placed to the base top. The invention drives the stirring body to stir through the components such as the linear module, the motor, the belt transmission and the like, realizes the soil-water mixing process for the automatic test, simplifies the whole mixing process, liberates the manpower, reduces the labor intensity and improves the working efficiency. The mixed soil sample can be directly used as a sample for subsequent experiments.)

1. The utility model provides a limit is experimental with native water mixer for liquid is moulded which characterized in that, includes the fixed bolster, fixed bolster top fixed mounting has the motor, the motor is vertical to be placed, the motor is placed through the motor base the last backup pad that supports of fixed bolster, the motor bottom is connected with the belt drive group. The belt transmission set is placed in the supporting frame, a large belt wheel in the belt transmission set is in key connection with a rotating shaft, the bottom of the rotating shaft is connected with a rotating disc, and a rotating body is installed on the lower portion of the rotating disc. The middle upright post of the fixed support frame is fixed with a straight line module, a workbench is fixedly mounted on the straight line module, a base is fixed above the base of the workbench, and a soil bearing cup is placed above the base.

2. The soil-water mixer for liquid plastic limit test of claim 1, wherein the bases of the fixed support frames are symmetrically arranged in a long strip shape.

3. The soil-water mixer for liquid plastic limit test of claim 1, wherein the middle column of the fixed support frame is hollow at the back.

4. The soil-water mixer for the liquid plastic limit test of claim 1, further comprising a conical bearing set and a supporting plate, wherein the conical bearing set is placed in the supporting plate, and the supporting plate is fixed in the supporting frame;

the large belt wheel and the rotating shaft are integrally placed on the inner ring of the conical bearing set, and the conical bearing set is composed of a pair of conical roller bearings which are placed face to face.

5. The soil and water mixer for liquid plastic limit test as claimed in claim 1, wherein the top of the large belt wheel is fixed by a fastening nut, and the bottom of the large belt wheel is placed on the shaft shoulder of the rotating shaft.

6. The soil-water mixer for liquid plastic limit test of claim 1, wherein the rotating disc is divided into an upper flange and a lower disc body, and at least two round holes are arranged on the upper flange along the circumferential direction for fixing the rotating disc;

the rotator is provided with an upper arc-shaped plate and a lower sharp bottom plate, and the length of the rotator is consistent with the diameter of the lower disc body of the rotating disc.

7. The soil and water mixer for liquid plastic limit test as claimed in claim 1, wherein the upper flange of the soil cup is provided with at least two first through holes of the upper flange.

8. The soil and water mixer for liquid plastic limit test of claim 7, wherein positioning pins with the number being equal to or greater than 2 are placed above the base, and the positioning pins penetrate through the first through holes in a one-to-one correspondence manner.

9. The liquid plastic limit test soil-water mixer of claim 1, wherein the workbench comprises a base, a vertical plate and a cross fork, the cross fork is rectangular, and the base is welded and fixed above the cross fork of the workbench.

10. The soil-water mixer for liquid plastic limit test as claimed in claim 1, wherein square holes are opened on the upper circumference of the base, and the number of the square holes is more than 2.

Technical Field

The invention relates to the technical field of geotechnical test equipment, in particular to a soil-water stirrer for a liquid plastic limit test.

Background

At present, in a liquid plastic limit experiment, whether sampling and the mixing condition of a soil sample and water determine the accuracy of a liquid plastic limit experiment result or not is critical, so that the mixing condition of the soil sample and the water is very important, and the current soil sampling work is mostly manually completed or manually completed by a simple machine.

Chinese patent document CN208406827U discloses a mixer for grouting agent test, including the casing, install the pot body in the casing, set up the blade subassembly in the pot body, set up the first motor on the casing and set up and be used for driving pot body pivoted second motor on the casing, first motor passes through the (mixing) shaft and is connected with the blade subassembly, it is provided with the pot cover to slide on the pot body, be provided with the regulating part on the casing, the regulating part includes threaded connection on the casing and rotates the lead screw of being connected with the pot cover.

Chinese patent document CN108135177A discloses an asphalt mixture mixer for laboratory, including controlling means, elevating gear, agitating unit, storage jar, pipe, horizontal stand, and agitator kettle controlling means's top is provided with the horizontal stand, is provided with elevating gear on the horizontal stand, agitating unit and storage jar elevating gear include elevator motor and lifter for controlling agitating unit's lift agitating unit includes agitator motor and agitator, and the agitator is connected to agitator motor's output, and agitating unit's below is provided with the agitator kettle.

However, the above two types of mixers are directed to a low viscosity grouting agent and a high viscosity asphalt, and a mixer required for a liquid plastic limit test is directed to a medium-low viscosity soil sample, and cannot stir the soil sample with a mesh type or hook type stirring body as in the asphalt mixing mixer. Since the proportion of water is too low, the slurry cannot be stirred by a stick-shaped stirring body as in the case of a slurry mixer. Further, the amount of stirring per time is too low, and a large-volume stirring body cannot be used as in the above-described two types of mixers.

Disclosure of Invention

Aiming at the technical defects, the invention aims to provide the soil-water stirrer for the liquid plastic limit test, which can uniformly mix soil samples and water for the liquid plastic limit test, is short in use time and free of manpower.

In order to achieve the purpose, the soil-water mixer for the liquid plastic limit test comprises a fixed support frame, wherein a motor is fixedly mounted above the fixed support frame, the motor is vertically arranged, and the bottom of the motor is connected with a belt transmission set. The belt wheel is connected with the transmission shaft through a key, the bottom of the transmission shaft is connected with a rotating disc, and the lower part of the rotating disc is provided with a rotating body. The middle upright post of the fixed support frame is fixed with a linear module, the linear module is connected with the workbench, and a base is welded and fixed above the cross fork of the workbench. A base is fixed above the base, and a soil bearing cup is arranged above the base.

In the stirrer, the motor is placed on the fixed support frame through the base to form the support plate, and the belt transmission set is placed in the support frame. The top of the large belt wheel of the belt transmission set is fixed by a fastening nut, the bottom of the large belt wheel is placed on a shaft shoulder of a rotating shaft, the large belt wheel and the rotating shaft are integrally placed on an inner ring of a tapered roller bearing set, the tapered roller bearing set is placed in a supporting plate, and the supporting plate is fixed in a supporting frame.

Preferably, the bases of the fixed support frame are symmetrically arranged in a long strip shape.

Preferably, the back of the middle upright post of the fixed support frame is hollow.

Through above-mentioned technical scheme, be convenient for rationally arrange and fix each device, for the fixed stay frame weight reduction, increase the bottom counter weight and be used for fixed whole.

Preferably, the tapered bearing set is composed of a pair of tapered roller bearings placed face to face.

Through above-mentioned technical scheme, be convenient for rationally arrange and fix each device, utilize the bearing to bear fore-and-aft weight.

Preferably, the rotating disc is divided into an upper flange and a lower disc body, and at least more than two round holes are formed in the circumferential direction of the upper flange and used for fixing the rotating disc.

Preferably, the rotating body is provided with an upper arc-shaped plate and a lower sharp bottom plate. The lower pointed bottom plate is contacted with the soil sample in a small area. The length of the rotating body is consistent with the diameter of the lower disc body of the rotating disc.

Through above-mentioned technical scheme, each part of being convenient for rationally install utilizes the rotor to improve the effect of stirring.

Preferably, the flange above the soil bearing cup is provided with at least two first through holes of the upper flange, and the fixing and guiding functions are realized.

Through the technical scheme, the devices are conveniently and reasonably arranged and fixed, so that the working surfaces are positioned on the same horizontal plane.

Preferably, the workstation comprises base, riser and horizontal fork, horizontal fork structure is rectangular, can reduce weight like this, the horizontal fork top welded fastening of workstation has the base.

Preferably, the positioning pins which are consistent with the first through holes in number and larger than 2 are placed above the base, and the positioning pins penetrate through the first through holes in a one-to-one correspondence mode to play a positioning and guiding role.

Preferably, square holes with the number larger than 2 are formed in the circumference above the base and used for taking out the soil bearing cup after mixing is finished.

Through above-mentioned technical scheme, be convenient for rationally arrange and fix each device, improve the mixing velocity, realize the effect of continuous many times stirring.

Compared with the prior art, the technical scheme provided by the invention has the following advantages:

1. the soil-water stirrer for the liquid-plastic limit test realizes the effect of uniformly mixing soil and water by designing the available stirring body and the soil bearing device and matching with a series of auxiliary equipment. The whole mixing process is simplified, the manpower is liberated, the labor intensity is reduced, and the working efficiency is improved. The soil sample after mixing can be directly used as a sample for a liquid plastic limit experiment.

2. The soil-water stirrer for the liquid-plastic limit test has the characteristics of simple structure, simplicity and convenience in operation, automation, accuracy and safety.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a soil-water mixer for a liquid plastic limit test according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of the large pulley fixing support in fig. 1.

Fig. 3 is a schematic view of the rotary disk and the rotary body in fig. 1.

Fig. 4 is a schematic structural diagram of the base in fig. 1.

Description of reference numerals: 1. fixing a support frame; 011. a base; 012. a middle upright post; 013. the fixed support frame is supported; 0131. an upper support plate; 0132. a support frame; 2. an electric motor; 21. a motor base; 22. a motor body; 3. a belt drive set; 31. a small belt pulley; 32. v-band; 33. a large belt pulley; 4. a rotating shaft; 41. a shaft shoulder; 5. rotating the disc; 51. an upper flange; 511. a circular hole; 52. a lower tray body; 6. a rotating body; 61. an upper arc plate; 62. a lower sharp bottom plate; 7. a linear module; 8. a soil bearing cup; 81. an upper flange; 811. a first through hole; 812. an upper flange body; 82. a cup body; 9. a base; 91. positioning pins; 92. an upper circumference; 93. a square hole; 94. a base lower circumference; 10. a work table; 101. a base; 102. a cross fork; 103. a vertical plate; 11. fastening a nut; 12. a conical bearing set; 13. and (4) supporting the disc.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the length, the upper, the lower, the front, the rear, the left, the right, the vertical, and the like are based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element referred to must have a specific direction, be configured and operated in a specific direction, and thus, cannot be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 4, the soil-water mixer for liquid plastic limit test provided by the present invention will now be described:

as shown in fig. 1, an embodiment of the present invention provides a soil-water mixer for a liquid plastic limit test, which includes a fixed support frame 1, where the fixed support frame 1 includes a base 011, a middle upright post 012 and a fixed support frame upper support 013, the middle upright post 012 is vertically fixed on the base 011, the fixed support frame upper support 013 is vertically fixed on the middle upright post 012, the fixed support frame upper support 013 includes an upper support plate 0131 and a support frame 0132, the upper support plate 0131 is perpendicular to the middle upright post 012, and the support frame is a plate body that is formed by four vertical support plates 0131 and surrounds the support plate 0131. Fixed support frame 1 top fixed mounting has motor 2, and motor 2 includes motor base 21 and motor organism 22, and motor 2 places the last backup pad 0131 that supports 1 on fixed support frame through motor base 21, and motor 2 bottom is connected with belt drive group 3.

The motor 2 is placed on the upper support plate 0131 of the fixed support frame 1 through the base 21, and the belt drive group 3 is placed inside the support frame 0132. As shown in fig. 2, the top of the large pulley 33 in the belt driving group 3 is fixed by the fastening nut 11, and the bottom of the large pulley 33 is placed on the shoulder 41 of the rotating shaft 4. This limit is experimental with native water mixer still includes tapered bearing group 12 and supporting disk 13 for liquid is moulded, and tapered bearing group 12 places within supporting disk 13, and supporting disk 13 is fixed in within the carriage 0132, and big band pulley 33 and axis of rotation 4 are whole to be placed on tapered bearing group 12 inner circle, and tapered bearing group 12 places within supporting disk 13, and within supporting disk 13 was fixed in carriage 131, tapered bearing group 12 comprises a pair of face-to-face tapered roller bearing who places.

The belt transmission group 3 comprises a small belt wheel 31, a v-belt 32 and a large belt wheel 33, the motor 2 is connected with the small belt wheel 31 through a key, and the small belt wheel 31 is connected with the large belt wheel 33 through the v-belt 32. The large belt wheel 33 is in key connection with the rotating shaft 4, the rotating disc 5 is connected to the bottom of the rotating shaft 4, as shown in fig. 3, the rotating disc 5 is divided into an upper flange 51 and a lower disc body 52, and at least two round holes 511 for fixing the rotating disc 5 are formed in the circumferential direction of the upper flange 51. The lower part of the rotating disc 5 is provided with a rotating body 6, the rotating body 6 is provided with an upper arc-shaped plate 61 and a lower sharp bottom plate 62, and the length of the rotating body is consistent with the diameter of the lower disc body 52 of the rotating disc 5.

Alternatively, in order to maintain the balance of the whole body, the base 011 of the fixed support frame 1 may be provided in a symmetrical elongated arrangement. In order to reduce the weight of the whole machine body, the center pillar 012 of the fixed support frame 1 may be hollow at the back.

The middle upright 012 of the fixed support frame 1 is fixed with a straight line module 7, fixed mounting has a workbench 10 on the straight line module 7, the workbench 10 is by base 101, riser 103 and horizontal fork 102 constitute, the horizontal fork 102 structure is rectangular, the horizontal fork 102 top welded fastening of workbench 10 has base 101, the slider fixed connection that can reciprocate in riser 103 and the straight line module 7, horizontal fork 103 includes two rectangular plates, two rectangular plates vertical fixation are in riser 103, two rectangular plates are parallel to each other, the both ends of base 101 are fixed in on two rectangular plates respectively. A base 9 is fixed above the base 101, as shown in fig. 4, positioning pins 91 with the number equal to that of the first through holes 811 and larger than 2 are placed above the base 9, and the positioning pins 91 penetrate through the first through holes 811 in a one-to-one correspondence manner. Square holes 93 are formed in the upper circumference 92 of the base 9, the upper circumference 92 is mounted on the lower circumference 94 of the base, and the number of the square holes is greater than 2.

The soil bearing cup 8 is placed above the base 9, the soil bearing cup 8 comprises an upper flange 81 and a cup body 82, the upper flange 81 is provided with at least two first through holes 811 for the upper flange, and the upper flange 81 further comprises an upper flange body 812.

The working principle is as follows: when the soil-water mixer for the liquid plastic limit test is used, firstly, a soil sample for the test is placed in the soil bearing cup 8, the soil bearing cup 8 is placed on the base 9, and the first through holes 811 in the soil bearing cup 8 can be correspondingly inserted into the positioning pins 91 in the base 9 one by one. The power is switched on, the switch key is pressed, the linear module 7 drives the workbench 10 to integrally move upwards by 200mm, so that the rotor 6 can penetrate into the soil bearing cup 8 and can be 1-2mm away from the bottom of the soil bearing cup 8, and meanwhile, the lower disc body 52 of the rotating disc 5 can be attached to or less than 3mm away from the upper flange 81 of the soil bearing cup 8. After the delay time of 5s, the motor 2 starts to rotate, and power is transmitted to the belt transmission set 3 through the motor 2 and then to the rotating disc 5 and the rotating shaft 4, so that stirring is started. After stirring for 5s, the linear module 7 drives the workbench 10 to move downwards for 200mm, the worker manually takes the soil bearing cup 8 out of the base 9 through the square hole 93, and the serial number is reserved. And finishing the first mixing, and repeating the steps for 4 times to complete the mixing work of a group of soil samples.

The soil-water stirrer for the liquid-plastic limit test realizes the effect of uniformly mixing soil and water by designing the available stirring body and the soil bearing device and matching with a series of auxiliary equipment. The whole mixing process is simplified, the manpower is liberated, the labor intensity is reduced, and the working efficiency is improved. The soil sample after mixing can be directly used as a sample for a liquid plastic limit experiment. The soil-water stirrer for the liquid-plastic limit test has the characteristics of simple structure, simplicity and convenience in operation, automation, accuracy and safety.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.