CN210195174U - Self preservation is pressed mortar spraying device - Google Patents
Self preservation is pressed mortar spraying device Download PDFInfo
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- CN210195174U CN210195174U CN201921009407.5U CN201921009407U CN210195174U CN 210195174 U CN210195174 U CN 210195174U CN 201921009407 U CN201921009407 U CN 201921009407U CN 210195174 U CN210195174 U CN 210195174U
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- way pipe
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- pressure
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Abstract
The utility model discloses a self preservation presses mortar spraying device, include: the device comprises a piston cylinder, a three-way pipe, a hopper and a pressure maintaining barrel, wherein a piston is arranged in the piston cylinder, the piston divides the piston cylinder into a rod cavity and a rodless cavity, and the piston reciprocates in the piston cylinder under the action of a driving device; three pipe orifices of the three-way pipe are respectively communicated with a rodless cavity of the piston cylinder, a discharge hole of the hopper and the pressure maintaining barrel; a check valve A is arranged between the pressure maintaining barrel and the three-way pipe and is used for preventing mortar entering the pressure maintaining barrel from the three-way pipe from flowing back into the three-way pipe; a check valve B is arranged between the hopper and the three-way pipe and is used for preventing mortar entering the three-way pipe from the hopper from flowing back into the hopper; and a discharge pipe is communicated with the side wall of the pressure maintaining barrel close to the end of the three-way pipe.
Description
Technical Field
The utility model relates to a self preservation presses mortar spraying device.
Background
The mortar spraying machine is used for spraying mortar mixed according to certain requirements to a sprayed surface such as a wall through a conveying pipeline and a nozzle of the spraying machine at a certain pressure to form a mortar protective layer, the mortar can be saved by using the mortar spraying machine to perform wall surface mortar supporting layer operation, a large amount of steel pipes and wood are prevented from being used for setting up a scaffold for manual operation, and more importantly, the mechanical operation can improve construction efficiency, reduce engineering cost, save labor force, improve construction safety and the like.
At present, in the mortar spraying equipment on the market, generally, a plunger pump is used for extruding mortar and the mortar is led into a spraying pipe for direct spraying, so that the spraying and the cutting off of the mortar are easy to occur, or a plurality of plunger pumps are used for continuous work, so that the structure of a pump body is complex, the manufacturing cost is high, or a screw pump is used for extruding the mortar into the spraying pipe and then is connected with an external air source to extrude the mortar from the spraying pipe for spraying, so that the spraying can be continuously performed, but the external air source needs to be additionally added when the mortar spraying equipment is used.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a self preservation pressure mortar spraying device, it is intraductal with the continuous suction tee bend of mortar in the hopper to use the plunger pump, squeeze into the pressurize bucket with the intraductal mortar of tee bend again, utilize the air in the pressurize bucket to hold the pressure, when pressure reaches the certain degree, the discharging pipe of opening on the pressurize bucket carries out the spraying mortar, the operation that utilizes the plunger pump to stop, continuous squeezes into the pressurize bucket with the mortar, can be continuous when keeping unanimous spraying mortar of going on when pressurize bucket discharge rate and feed speed, set up check valve B simultaneously between hopper and three-way pipe, set up check valve A between pressurize bucket and tee bend, prevent that the mortar from flowing back, simple structure continuity is strong, low in manufacturing cost is comparatively durable.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a self-sustaining slurry blasting apparatus, comprising: the device comprises a piston cylinder, a three-way pipe, a hopper and a pressure maintaining barrel, wherein a piston is arranged in the piston cylinder, the piston divides the piston cylinder into a rod cavity and a rodless cavity, and the piston reciprocates in the piston cylinder under the action of a driving device;
three pipe orifices of the three-way pipe are respectively communicated with a rodless cavity of the piston cylinder, a discharge hole of the hopper and the pressure maintaining barrel;
a check valve A is arranged between the pressure maintaining barrel and the three-way pipe and is used for preventing mortar entering the pressure maintaining barrel from the three-way pipe from flowing back into the three-way pipe;
a check valve B is arranged between the hopper and the three-way pipe and is used for preventing mortar entering the three-way pipe from the hopper from flowing back into the hopper;
and a discharge pipe is communicated with the side wall of the pressure maintaining barrel close to the end of the three-way pipe.
Further, the driving device comprises a driving motor, and the output end of the driving motor is in transmission connection with the piston through a crankshaft connecting rod mechanism.
Further, the driving motor is a variable frequency motor.
Further, an electric contact pressure gauge is arranged on the upper portion of the pressure maintaining barrel and electrically connected to a control end of the driving motor.
Further, check valve A includes check ball, closing plate, be equipped with intercommunicating pore and gag lever post on the closing plate, the diameter of check ball is greater than the diameter of intercommunicating pore, the gag lever post is equipped with four, along intercommunicating pore circumference equipartition, and the distance between two relative gag lever posts that set up slightly is greater than the diameter of check ball, the spacing blend stop of fixedly connected with between two relative gag lever posts that set up, check valve B is the same with check valve A structure.
Further, the buoyancy generated by the check ball in the mortar is smaller than the self gravity.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages: the utility model utilizes the output end of the variable frequency motor to be connected with the driven pulley through belt transmission, and utilizes the belt pulley transmission to be connected with the crankshaft connecting rod mechanism, thereby driving the piston to reciprocate in the piston cylinder, the rodless cavity of the piston cylinder is fixedly connected with one end of the three-way pipe, and then one end of the three-way pipe is fixedly connected with the discharge port of the hopper, the pressure maintaining barrel is fixed at one port of the three-way pipe, the check valve A is arranged between the pressure maintaining barrel and the three-way pipe, the check valve B is arranged between the hopper and the three-way pipe, when the piston moves away from the three-way pipe, the mortar is extracted from the hopper to enter the three-way pipe, the mortar in the three-way pipe is extruded by the piston towards the moving three-way pipe, the mortar flows back to the hopper due to the check valve B under extrusion, only the mortar can enter the pressure maintaining, when atmospheric pressure in the pressurize bucket reaches the pressure that can the spraying mortar, the electric contact pressure gauge control inverter motor of pressurize bucket upper portion installation stops the output, opens the valve of connecting on the discharging pipe this moment, and atmospheric pressure in the pressurize bucket descends, and inverter motor starts the motion that the piston lasts for the mortar is stable spout from the discharging pipe in by the pressurize bucket, realizes that continuous spraying structure is comparatively simple.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the explosion structure of the present invention;
FIG. 3 is an enlarged schematic view of check valve A;
fig. 4 is a schematic view of the cross-sectional structure of the present invention.
Detailed Description
In order to better understand the technical solutions, the technical solutions will be described in detail below with reference to the drawings and the specific embodiments of the present disclosure, and it should be understood that the specific features in the embodiments and examples of the present disclosure are detailed descriptions of the technical solutions of the present disclosure, but not limitations of the technical solutions of the present disclosure, and the technical features in the embodiments and examples of the present disclosure may be combined with each other without conflict.
As shown in fig. 1 to 4, a self-pressure mortar spraying device includes: the device comprises a piston cylinder 10, a three-way pipe 20, a hopper 30 and a pressure maintaining barrel 40, wherein a piston 11 is arranged in the piston cylinder 10, the piston 11 divides the piston cylinder 10 into a rod cavity and a rodless cavity, and the piston 11 reciprocates in the piston cylinder 10 under the action of a driving device 50;
three pipe orifices of the three-way pipe 20 are respectively communicated with a rodless cavity of the piston cylinder 10, a discharge hole of the hopper 30 and the pressure maintaining barrel 40;
a check valve A41 is arranged between the pressure maintaining barrel 40 and the three-way pipe 20 and is used for preventing the mortar entering the pressure maintaining barrel 40 from the three-way pipe 20 from flowing back into the three-way pipe 20;
a check valve B31 is arranged between the hopper 30 and the three-way pipe 20 and is used for preventing the mortar entering the three-way pipe 20 from the hopper 30 from flowing back into the hopper 30;
the side wall of the pressure maintaining barrel 40 close to the end of the three-way pipe 20 is communicated with a discharge pipe 42.
The driving device 50 comprises a driving motor, and the output end of the driving motor is in transmission connection with the piston 11 through a crankshaft connecting rod mechanism. Thereby drive the motion of bent axle connecting rod mechanism through the driving motor output and drive piston 11 reciprocating motion in piston cylinder 10 to take out the mortar from hopper 30, squeeze into pressurize bucket 40 in, when the pressure in pressurize bucket 40 reaches the pressure that can spray, open discharging pipe 42 on the pressurize bucket 40, connect the spraying pipe and carry out the mortar spraying operation.
Furthermore, the rotating speed of the motor can be conveniently adjusted by setting the driving motor as a variable frequency motor.
Further, through being equipped with electric contact pressure gauge 43 on pressurize bucket 40 upper portion, electric contact pressure gauge 43 electricity is connected in the driving motor control end for when atmospheric pressure in the pressurize bucket 40 reached work atmospheric pressure, can be so that driving motor stop work, when atmospheric pressure is less than the certain degree, then can make driving motor continue to work, thereby guarantee the atmospheric pressure in the pressurize bucket 40.
Further, the check valve a41 includes a check ball 411, a cover plate 412, the cover plate 412 is provided with a communication hole 414 and a stop rod 413, the diameter of the check ball 411 is greater than that of the communication hole 414, the stop rod 413 is provided with four pieces, the pieces are evenly distributed along the circumference of the communication hole 414, the distance between two opposite stop rods 413 is slightly greater than that of the check ball 411, a stop bar 415 is fixedly connected between the two opposite stop rods 413, the check valve B31 has the same structure as the check valve a41, the periphery of the cover plate 412 on the check valve a41 is connected to a three-way pipe in a sealing and welding manner, the check ball 411 is arranged in the pressure-maintaining barrel 40, so that mortar in the three-way pipe can only jack the check ball 411 by squeezing, and the buoyancy generated by the check ball 411 in the mortar is smaller than the self gravity thereof, thereby ensuring that the check ball 411 in the pressure-maintaining barrel 40 can be jacked only when the mortar in the three-way pipe enters the pressure-maintaining barrel, the air pressure in the pressure maintaining barrel 40 is ensured to be stable, the periphery of the cover plate 412 of the check valve B31 is welded on the discharge hole of the hopper 30 in a sealing mode, the check ball 411 is arranged in the three-way pipe 20, mortar can conveniently enter the three-way pipe 20 from the hopper, and the distance between the limiting rods 413 which are oppositely arranged is slightly larger than the diameter of the check ball 411, so that the communication hole 414 can be quickly sealed for checking when the check ball 411 bears the pressure of the mortar, the check valve A41 and the check valve B31 are simple in structure, the use environment of mortar spraying is better met, and the mortar spraying is not easy to damage.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A self-pressure-retaining mortar spraying device is characterized by comprising: the device comprises a piston cylinder (10), a three-way pipe (20), a hopper (30) and a pressure maintaining barrel (40), wherein a piston (11) is arranged in the piston cylinder (10), the piston (11) divides the piston cylinder (10) into a rod cavity and a rodless cavity, and the piston (11) reciprocates in the piston cylinder (10) under the action of a driving device (50);
three pipe orifices of the three-way pipe (20) are respectively communicated with a rodless cavity of the piston cylinder (10), a discharge hole of the hopper (30) and the pressure maintaining barrel (40);
a check valve A (41) is arranged between the pressure maintaining barrel (40) and the three-way pipe (20) and is used for preventing the mortar entering the pressure maintaining barrel (40) from the three-way pipe (20) from flowing back into the three-way pipe (20);
a check valve B (31) is arranged between the hopper (30) and the three-way pipe (20) and is used for preventing mortar entering the three-way pipe (20) from the hopper (30) from flowing back into the hopper (30);
and a discharge pipe (42) is communicated with the side wall of the pressure maintaining barrel (40) close to the end of the three-way pipe (20).
2. The self-pressure mortar spraying apparatus according to claim 1,
the driving device (50) comprises a driving motor, and the output end of the driving motor is in transmission connection with the piston (11) through a crankshaft connecting rod mechanism.
3. The self-sustaining slurry blasting apparatus according to claim 2, wherein said drive motor is a variable frequency motor.
4. The self-pressure-retaining mortar spraying device according to claim 3, wherein an electric contact pressure gauge (43) is arranged at the upper part of the pressure-retaining barrel (40), and the electric contact pressure gauge (43) is electrically connected to the control end of the driving motor.
5. The self-pressure-retaining mortar spraying device according to claim 1, wherein the check valve A (41) comprises check balls (411) and a cover plate (412), the cover plate (412) is provided with a communication hole (414) and a limiting rod (413), the diameter of each check ball (411) is larger than that of the communication hole (414), the limiting rods (413) are provided with four limiting rods which are uniformly distributed along the circumference of the communication hole (414), the distance between the two opposite limiting rods (413) is slightly larger than that of the check balls (411), a limiting baffle (415) is fixedly connected between the two opposite limiting rods (413), and the check valve B (31) and the check valve A (41) are identical in structure.
6. Self-pressuring mortar spraying device according to claim 5, characterized in that the buoyancy generated in the mortar by the check ball (411) is less than its own weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921009407.5U CN210195174U (en) | 2019-07-01 | 2019-07-01 | Self preservation is pressed mortar spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921009407.5U CN210195174U (en) | 2019-07-01 | 2019-07-01 | Self preservation is pressed mortar spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210195174U true CN210195174U (en) | 2020-03-27 |
Family
ID=69868810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921009407.5U Active CN210195174U (en) | 2019-07-01 | 2019-07-01 | Self preservation is pressed mortar spraying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210195174U (en) |
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2019
- 2019-07-01 CN CN201921009407.5U patent/CN210195174U/en active Active
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