Grouting device, control system and method
阅读说明：本技术 一种注浆装置、控制系统及方法 (Grouting device, control system and method ) 是由 李正西 郑小明 潘祥 于 2020-08-11 设计创作，主要内容包括：本申请涉及注浆技术领域,尤其是涉及一种注浆装置、控制系统及方法。注浆装置同时设有吸取浆口、注排浆口,并将吸取浆口与注排浆口的启闭状态通过联动结构、驱动组件控制切换,使得与动力组件驱动活塞沿腔体内往复运动相结合,便于腔体通过吸取浆口由外吸取浆液、储存于腔体内,再通过注排浆口向外注排浆液,将腔体内的浆液注排至施工区域,有效提高整个注浆过程的作业效率；由注浆控制系统根据采集的数据控制、驱动执行模块完成相应操作,可有效控制注浆装置完成注浆作业,自动化水平高,可提高注浆作业的效率；注浆控制方法步骤简便,可便于驱动注浆装置完成吸取浆液、注排浆液、或停止工作的动作,可有效提高注浆装置的注浆工作效率。(The application relates to the technical field of grouting, in particular to a grouting device, a control system and a method. The grouting device is simultaneously provided with a slurry sucking port and a slurry injecting and discharging port, the opening and closing states of the slurry sucking port and the slurry injecting and discharging port are controlled and switched through a linkage structure and a driving assembly, so that the opening and closing states are combined with the reciprocating motion of a piston driven by a power assembly along the cavity, the cavity is convenient to suck slurry from the outside through the slurry sucking port and store the slurry in the cavity, then the slurry is injected and discharged to a construction area through the slurry injecting and discharging port, and the operation efficiency of the whole grouting process is effectively improved; the grouting control system controls and drives the execution module to complete corresponding operation according to the acquired data, so that the grouting device can be effectively controlled to complete grouting operation, the automation level is high, and the grouting operation efficiency can be improved; the grouting control method has simple steps, can conveniently drive the grouting device to finish the actions of sucking the grout, injecting and discharging the grout or stopping the work, and can effectively improve the grouting work efficiency of the grouting device.)
1. A grouting device comprises a cavity (1), a piston (2) arranged in the cavity (1), and a power assembly (3) penetrating through the cavity (1) and connected with the piston (2); the method is characterized in that: one end of the cavity (1) far away from the power assembly (3) is provided with a slurry suction port (41) and a slurry injection and discharge port (42); a switching mechanism (7) is arranged between the slurry suction port (41) and the slurry injection and discharge port (42), and the switching mechanism (7) is positioned on one side of the piston (2) far away from the power assembly (3);
the switching mechanism (7) comprises a baffle (71), a rotating rod (72), a linkage rod frame and a driving assembly (73); the slurry suction port (41) and the slurry injection and discharge port (42) are respectively hinged with a baffle (71) through a rotating rod (72), and the baffles (71) are respectively matched with the slurry suction port (41) and the slurry injection and discharge port (42); the rotating rod (72) is fixedly connected with the baffle (71); the outer end of the rotating rod (72) penetrates through the side wall of the cavity body (1) and is positioned outside the cavity body (1); the linkage rod frame is respectively fixedly connected with the two rotating rods (72); one end of the driving component (73) is arranged on the outer side of the cavity (1), and the other end of the driving component is connected with the linkage rod frame.
2. Grouting device according to claim 1, characterised in that: the diameter of the baffle (71) is larger than the inner diameter of the pulp sucking port (41); the axial outer side of the slurry suction port (41) is provided with a suction sleeve (8); the baffle (71) is matched and positioned in the suction sleeve (8); the axial length of the suction sleeve (8) is not less than the diameter of the baffle (71); one rotating rod (72) is hinged between the suction sleeve (8) and the pulp suction port (41).
3. Grouting device according to claim 2, characterised in that: the side wall of the suction sleeve (8) which is hinged with the rotating rod (72) is provided with a suction baffle plate accommodating groove (81) radially outwards.
4. Grouting device according to claim 1, characterised in that: a communicated injection and drainage connecting pipe (6) is arranged between the injection and drainage slurry port (42) and the cavity (1); the diameter of the baffle (71) is larger than the inner diameter of the grouting opening (42); and the rotating rod (72) is hinged between the injection and discharge connecting pipe (6) and the injection and discharge grout port (42).
5. Grouting device according to claim 4, characterised in that: the side wall of the injection and drainage connecting pipe (6) hinged with the rotating rod (72) is radially and outwards provided with an injection and drainage baffle containing groove (61).
6. Grouting device according to claim 1, characterised in that: the linkage rod frame comprises two connecting rods (74) and a linkage rod (75) positioned between the two connecting rods (74), and the linkage rod (75) is connected between the two connecting rods (74); each rotating rod (72) is fixedly connected with one end, far away from the linkage rod (75), of a connecting rod (74); the two connecting rods (74) are parallel.
7. A control system for a grouting device, comprising:
the first acquisition module (91) is used for acquiring the opening and closing state data of the grout sucking port (41) and the grout injecting and discharging port (42) in real time; the opening and closing states of the slurry suction port (41) and the slurry injection and discharge port (42) are set in a linkage manner, the slurry injection and discharge port (42) is closed when the slurry suction port (41) is opened, and the slurry suction port (41) is closed when the slurry injection and discharge port (42) is opened;
a second acquisition module (92) for acquiring position data of the piston (2); setting the position of the piston (2) as an upper limit when the cavity (1) is full of slurry, and setting the position of the piston (2) as a lower limit when the cavity (1) is completely filled with slurry; the position data of the piston (2) comprises an upper limit, a lower limit or a position between the upper limit and the lower limit;
the comparison module (93) is used for comparing the opening and closing state data of the slurry opening and the position data of the piston (2) with preset condition data respectively and obtaining a comparison result;
an execution module (94) for performing: producing a control signal according to the comparison result, and driving an execution module (94) to execute actions of sucking and discharging grout or stopping grouting according to the control signal;
the suction slurry flows as: the slurry suction port (41) is opened firstly, and then the piston (2) is moved upwards in a limited way to suck slurry;
the grouting and discharging liquid is used for: the grouting and discharging port (42) is opened, and then the piston (2) is limited to move downwards to perform grouting and discharging;
the stop grouting operation is as follows: the slurry sucking port (41), the slurry injecting and discharging port (42) and the piston (2) keep the current state.
8. The control system of claim 7, wherein the execution module comprises:
a first execution submodule (941) for executing opening of the slurry suction port (41) or opening of the slurry injection and discharge port (42);
and a second execution submodule (942) for executing the upward limit movement of the piston (2) or the downward limit movement of the piston (2).
9. A method for controlling a grouting device is characterized by comprising the following steps:
acquiring the opening and closing state data of a grout sucking port (41) and a grout injecting and discharging port (42);
acquiring position data of the piston (2); setting the position of the piston (2) as an upper limit when the cavity (1) is full of slurry, and setting the position of the piston (2) as a lower limit when the cavity (1) is completely filled with slurry; the position data of the piston (2) comprises an upper limit, a lower limit or a position between the upper limit and the lower limit;
comparing the opening and closing state data of the slurry opening and the position data of the piston (2) with preset condition data respectively to obtain a comparison result;
and generating a control signal according to the comparison result, and driving an execution module (94) to execute actions of sucking and discharging the grout or stopping grouting according to the control signal.
10. The control method according to claim 9, characterized in that: the action of sucking grout, injecting and discharging grout or stopping grouting according to the control signal driving execution module (94) comprises the following steps:
the first execution submodule (941) is driven to open the slurry sucking port (41) according to the control signal, and the second execution submodule (942) is driven to move the piston (2) upwards in a limiting manner, so that the slurry sucking action is completed;
the first execution submodule (941) is driven to execute the action of opening the grouting and discharging port (42) according to the control signal, and the second execution submodule (942) is driven to execute the action of limiting and moving the piston (2) downwards to finish the grouting and discharging action;
and braking the second execution sub-module (942) and the first execution sub-module (941) according to the control signal.
Technical Field
The application relates to the technical field of grouting, in particular to a grouting device, a control system and a method.
Background
Grouting is a basic project which presses the slurry with fluidity and gelling property into the building objects such as bridges, mines, tunnels and the like or pipe holes or gaps in the stratum, and after a certain time, the slurry is coagulated and hardened to form a whole with the building objects and the like, thereby achieving the project purposes of seepage prevention, consolidation and reinforcement. Grouting operation is generally completed by a grouting device.
The partial grouting device utilizes a plunger pump structure, takes compressed oil or compressed air as a power source, and utilizes a hydraulic cylinder or a cylinder and a grouting cylinder to have a larger action area ratio, so that the grouting cylinder can generate higher injection pressure by using lower pressure.
The grouting device generally comprises a cavity, a piston arranged in the cavity and a power assembly which penetrates through the cavity and is connected with the piston; the end of the cavity far away from the power component is provided with a pulp opening. When the grouting device is used, when the power assembly drives the piston to move in the direction away from the grout opening, the grouting device sucks grout from the grout opening, and the cavity close to the grout opening stores the grout; when the power assembly drives the piston to move towards the grout opening, the grouting device injects and discharges grout stored in the cavity to a construction area from the grout opening.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: a grouting device with a piston structure is adopted between grouting, and grout is required to be sucked firstly and then injected and discharged to a construction area; obviously, if the single-cavity reciprocating pump is adopted, the grouting device needs to be continuously and repeatedly moved to suck and discharge the grout, and the construction process is complicated.
Disclosure of Invention
In order to improve grouting operation efficiency, the application provides a grouting device, a control system and a method.
In a first aspect, the application provides a grouting device, adopts following technical scheme:
a grouting device comprises a cavity, a piston arranged in the cavity and a power assembly penetrating through the cavity and connected with the piston; one end of the cavity, which is far away from the power assembly, is provided with a slurry suction port and a slurry injection and discharge port; a switching mechanism is arranged between the slurry suction port and the slurry injection and discharge port and is positioned on one side of the piston, which is far away from the power assembly;
the switching mechanism comprises a baffle plate, a rotating rod, a linkage rod frame and a driving assembly; the slurry suction port and the slurry injection and discharge port are respectively hinged with a baffle plate through a rotating rod, and the baffle plates are respectively matched with the slurry suction port and the slurry injection and discharge port; the rotating rod is fixedly connected with the baffle; the outer end of the rotating rod penetrates through the side wall of the cavity body and is positioned outside the cavity body; the linkage rod frame is fixedly connected with the two rotating rods respectively; one end of the driving component is installed on the outer side of the cavity, and the other end of the driving component is connected with the linkage rod frame.
Through adopting above-mentioned technical scheme, this application is in the same end port setting of cavity and is absorb thick liquid mouth, slip casting thick liquid mouth, absorbs thick liquid mouth, slip casting thick liquid mouth and makes the cavity select only rather than one of them intercommunication according to switching mechanism switching control. The power assembly drives the piston to be combined with the switching mechanism along the reciprocating suction and injection in the cavity, the suction and injection operation is synchronously carried out, the cavity is made to be sucked by the outside through a suction slurry port and stored in the cavity, the slurry is injected and discharged to the outside through a slurry injection and discharge port, the slurry in the cavity is injected and discharged to a construction area, and the operation efficiency of the whole grouting process is effectively improved.
The slurry suction port and the slurry injection and discharge port are driven by a driving assembly of the switching mechanism to rotate the linkage rod frame to rotate the two baffles, so that the slurry injection and discharge port is closed when the slurry suction port is opened or the slurry injection and discharge port is opened when the slurry suction port is closed, the alternate opening and the alternate communication with the cavity of the slurry suction port and the slurry injection and discharge port are realized, and the alternate execution of slurry suction and slurry injection and discharge of the grouting device is realized.
Preferably, the diameter of the baffle is larger than the inner diameter of the slurry suction port; an absorbing sleeve is arranged on the axial outer side of the absorbing slurry port; the baffle is matched and positioned in the suction sleeve; the axial length of the suction sleeve is not less than the diameter of the baffle; and the rotating rod is hinged between the suction sleeve and the pulp suction port.
Through adopting above-mentioned technical scheme, the baffle internal diameter is less than and absorbs the thick liquid mouth, can be convenient for the baffle shelter from completely absorbing the thick liquid mouth, makes to absorb the thick liquid mouth and closes. The baffle is located and absorbs thick liquid mouthful axial outside, absorbs the sleeve pipe and is used for guard flap and baffle connecting rod, and the turned angle of restriction baffle reduces the baffle and excessively deviates from to absorb thick liquid mouthful direction and rotates and cause power extravagant, reduces the energy consumption. And this application slip casting device accessible is absorb sleeve pipe and outside pipe connection, conveniently absorbs the thick liquid.
Preferably, the side wall of the suction sleeve hinged with the rotating rod is radially and outwards provided with a suction baffle plate accommodating groove.
Through adopting above-mentioned technical scheme, when the baffle deviates from to absorb thick liquid mouthful and rotates, absorb the baffle and accomodate the groove and can be used to accomodate the baffle, reduce to take place to keep away from by absorbing the sleeve pipe and absorb the thick liquid that thick liquid mouth one end port absorbs the entering and promote the baffle towards absorbing the thick liquid mouthful direction rotation condition, influence the thick liquid and absorb the operation, perhaps lead to the baffle to damage.
Preferably, a communicated injection and discharge connecting pipe is arranged between the injection and discharge slurry port and the cavity; the diameter of the baffle is larger than the inner diameter of the grouting and discharging port; and the rotating rod is hinged between the grouting and discharging connecting pipe and the grouting and discharging port.
By adopting the technical scheme, the baffle plate positioned in the grouting and discharging port is hinged between the grouting and discharging port and the grouting and discharging connecting pipe, and under the control of the driving assembly, the baffle plate can only rotate outwards towards the grouting and discharging port to separate the cavity from the outside of the grouting and discharging port or rotate inwards far away from the grouting and discharging port, so that the cavity is communicated with the outside through the sucking port.
And the rotating amplitude of the baffle is limited by the injection and drainage connecting pipe, so that the phenomenon that the baffle excessively deviates from the direction of the injection and drainage slurry port to rotate to cause power waste is reduced, and the energy consumption is reduced.
Preferably, the side wall of the injection and drainage connecting pipe hinged with the rotating rod is radially and outwards provided with an injection and drainage baffle accommodating groove.
Through adopting above-mentioned technical scheme, when the baffle deviates from slip casting and discharging thick liquid mouth and rotates, the groove can be used for accomodating the baffle to the slip casting and discharging baffle, reduces to take place to promote the baffle by the outside thick liquid that arranges of annotating of cavity and rotate the condition towards slip casting and discharging thick liquid mouth direction, influences the thick liquid and annotates and arrange the operation, perhaps leads to the baffle to damage.
Preferably, the linkage rod frame comprises two connecting rods and a linkage rod positioned between the two connecting rods, and the linkage rod is connected between the two connecting rods; each rotating rod is fixedly connected with one end of a connecting rod far away from the linkage rod; the two connecting rods are parallel.
By adopting the technical scheme, the linkage rod frame formed by connecting the two connecting rods and the linkage rod forms a four-side linkage structure, the two connecting rods are arranged in parallel, and the linkage rod frame is driven by the driving assembly, so that the connecting rods can drive the rotating rods to rotate, and the baffle plates are switched in the state.
In a second aspect, the present application provides a grouting control system, which adopts the following technical solutions:
a grouting control system, comprising:
the first acquisition module is used for acquiring the opening and closing state data of the grout sucking port and the grout injecting and discharging port in real time; the opening and closing states of the slurry suction port and the slurry injection and discharge port are in linkage arrangement, the slurry injection and discharge port is closed when the slurry suction port is opened, and the slurry suction port is closed when the slurry injection and discharge port is opened;
the second acquisition module is used for acquiring position data of the piston; setting the position of the piston as an upper limit when the cavity is full of slurry and setting the position of the piston as a lower limit when the cavity is full of slurry; the position data of the piston comprises an upper limit, a lower limit or a position between the upper limit and the lower limit;
the comparison module is used for comparing the opening and closing state data of the slurry opening and the position data of the piston with preset condition data respectively and obtaining a comparison result;
an execution module to complete: generating a control signal according to the comparison result, and driving an execution module to execute actions of sucking and discharging grout or stopping grouting according to the control signal;
the suction slurry flows as: opening a slurry suction port, and then moving a piston upwards in a limiting way to suck slurry;
the grouting and discharging liquid is used for: opening a grouting and discharging port, and then moving a piston downwards in a limiting manner to perform grouting and discharging;
the stop grouting operation is as follows: the slurry sucking port, the slurry injecting and discharging port and the piston are kept in the current state.
Through adopting above-mentioned technical scheme, this application absorbs opening or closing of thick liquid mouth, slip casting thick liquid mouth in the slip casting device through slip casting system according to demand control drive assembly, and control power component accomplishes piston along cavity axial displacement, and the range of motion is upper limit and lower spacing.
The control system controls and executes corresponding operation according to the acquired data, the control capability is strong, the automation level is high, and the efficiency of grouting operation can be improved.
Preferably, the execution module includes:
the first execution submodule is used for executing opening of a slurry suction port or opening of a slurry injection and discharge port;
and the second execution submodule is used for executing the upward limit movement of the piston or the downward limit movement of the piston.
Through adopting above-mentioned technical scheme, first execution submodule piece is slip casting device's drive assembly, and the baffle that is located absorption thick liquid mouth, the baffle that is located the slip casting mouth that the drive execution linkage set up rotate, realize absorbing the thick liquid mouth and open the thick liquid operation of being convenient for absorb, or the slip casting mouth opens the thick liquid operation of being convenient for slip casting.
The second execution submodule is a power assembly and drives the piston to move along the cavity, when the piston is pushed to the lower limit, no slurry exists in the cavity, and the piston is in an initial state of sucking the slurry; when the piston is pulled to the upper limit, the cavity is filled with the grout, and the piston is in an initial state of grouting and discharging the grout.
In a third aspect, the present application provides a grouting control method, which adopts the following technical scheme:
a grouting control method, comprising:
acquiring the opening and closing state data of a grout sucking port and a grout injecting and discharging port;
acquiring position data of a piston; setting the position of the piston as an upper limit when the cavity is full of slurry and setting the position of the piston as a lower limit when the cavity is full of slurry; the position data of the piston comprises an upper limit, a lower limit or a position between the upper limit and the lower limit;
comparing the opening and closing state data of the slurry opening and the position data of the piston with preset condition data respectively to obtain a comparison result;
and generating a control signal according to the comparison result, and driving an execution module to execute actions of sucking and discharging grout or stopping grouting according to the control signal.
By adopting the technical scheme, the control method has simple and convenient steps, can conveniently drive the grouting device to finish the actions of sucking the grout, injecting and discharging the grout or stopping working, and can effectively improve the grouting working efficiency of the grouting device.
Preferably, the driving the execution module to perform actions of sucking grout, injecting and discharging grout or stopping grouting according to the control signal includes:
driving the first execution submodule to execute the action of opening a slurry sucking port according to the control signal, and driving the second execution submodule to execute the action of moving the piston upwards in a limiting way to finish the action of sucking the slurry;
driving the first execution submodule to execute the action of opening the grouting and discharging port according to the control signal, and driving the second execution submodule to execute the action of limiting and moving the piston downwards to finish the action of grouting and discharging the grout;
and braking the second execution submodule and the first execution submodule according to the control signal.
By adopting the technical scheme, the first execution submodule completes the switching of the opening of the slurry sucking port or the opening of the slurry injecting and discharging port through the control signals respectively, and the second execution submodule completes the action of the piston for sucking the slurry in the cavity or injecting and discharging the slurry outside the wall, so that the work of sucking the slurry and injecting and discharging the slurry is realized.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the grouting device is simultaneously provided with a slurry sucking port and a slurry injecting and discharging port, the opening and closing states of the slurry sucking port and the slurry injecting and discharging port are controlled and switched through a linkage structure and a driving assembly, the power assembly and a driving piston are convenient to perform reciprocating sucking, injecting and discharging operations along the cavity and a switching mechanism in combination, so that the cavity sucks slurry from the outside through the slurry sucking port and stores the slurry in the cavity, then the slurry is injected and discharged to the outside through the slurry injecting and discharging port, the slurry in the cavity is injected and discharged to a construction area, and the operation efficiency of the whole grouting process is effectively improved;
2. the grouting control system controls and drives the execution module to complete corresponding operation according to the acquired data, so that the grouting device can be effectively controlled to complete grouting operation, the automation level is high, and the grouting operation efficiency can be improved;
3. the grouting control method has simple steps, can conveniently drive the grouting device to finish the actions of sucking the grout, injecting and discharging the grout or stopping the work, and can effectively improve the grouting work efficiency of the grouting device.
Drawings
FIG. 1 is a schematic side view of a grouting apparatus according to example 1 of the present application;
FIG. 2 is a schematic sectional view of A-A in FIG. 1, which mainly shows a sectional structure of the cavity, the suction connecting pipe and the injection and drainage connecting pipe;
FIG. 3 is a schematic perspective view of a grouting apparatus according to example 1 of the present application;
fig. 4 is a schematic structural diagram of a switching module in embodiment 1 of the present application;
FIG. 5 is a schematic view of the internal structure of the part B in FIG. 3, which mainly shows the internal structure of the suction connecting pipe and the injection and drainage connecting pipe;
FIG. 6 is a schematic sectional view taken along the direction C-C in FIG. 2, which mainly shows the connecting structure of the rotating rod and the baffle;
FIG. 7 is an electrical block diagram of a grouting control system according to embodiment 1 of the present application;
FIG. 8 is a flowchart of a method of controlling grouting in embodiment 1 of the present application;
fig. 9 is a flowchart of step S400 of the grouting control method in embodiment 1 of the present application.
Description of reference numerals: 1. a cavity; 2. a piston; 3. a power assembly; 41. a pulp sucking port; 42. grouting and discharging ports; 5. sucking the connecting pipe; 6. injecting and discharging connecting pipes; 61. the injection and drainage baffle receiving groove; 7. a switching mechanism; 71. a baffle plate; 72. a rotating rod; 721. a bearing housing; 722. oil sealing; 73. a drive assembly; 74. a connecting rod; 741. an extension section; 75. a linkage rod; 8. sucking a cannula; 81. a suction baffle receiving groove; 82. a convex ring; 91. a first acquisition module; 92. a second acquisition module; 93. a comparison module; 94. an execution module; 941. a first execution submodule; 942. and a second execution submodule.
Detailed Description
The present application is described in further detail below with reference to figures 1-9.
Referring to fig. 1 and 2, an embodiment of the application discloses a grouting device, which includes a cavity 1, a
The grouting device is provided with two grout ports 4 at the same end port of the cavity 1, and the two grout ports 4 are switched and controlled by the switching mechanism 7 to ensure that the cavity 1 is selectively communicated with one grout port 4 and separated from the other grout port 4. Therefore, the power assembly 7 can drive the
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