CN217440231U - Proportion-adjustable hydraulic double-liquid grouting pump - Google Patents
Proportion-adjustable hydraulic double-liquid grouting pump Download PDFInfo
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- CN217440231U CN217440231U CN202220440416.5U CN202220440416U CN217440231U CN 217440231 U CN217440231 U CN 217440231U CN 202220440416 U CN202220440416 U CN 202220440416U CN 217440231 U CN217440231 U CN 217440231U
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Abstract
The utility model relates to the technical field of grouting pumps for coal mines, and discloses a proportion-adjustable hydraulic double-liquid grouting pump, which comprises a mounting frame, wherein a motor is installed on the mounting frame, a left output shaft of the motor is connected with a first adjustable variable pump, a right output shaft of the motor is connected with a second adjustable variable pump, the first adjustable variable pump and the second adjustable variable pump are connected with an oil inlet box through pipelines, the left side of the oil tank is connected with a first reversing valve through a pipeline, the first reversing valve is connected with a first oil cylinder through a pipeline, and the first oil cylinder is connected with a first mortar cylinder through a pipeline; the right side of the oil tank is connected with a second reversing valve through a pipeline, the second reversing valve is connected with a second oil cylinder through a pipeline, and the second oil cylinder is connected with a second mortar cylinder through a pipeline. According to the proportion-adjustable hydraulic double-liquid grouting pump, different proportions of the slurry A and the slurry B can be obtained by adjusting the output displacement of the first adjustable variable pump and the second adjustable variable pump, so that the requirements of a double-liquid grouting process under different working conditions are met, and the application occasions of the double-liquid grouting pump are wider.
Description
Technical Field
The utility model relates to a grouting pump technical field for the colliery specifically is a hydraulic pressure biliquid grouting pump with adjustable proportion.
Background
The hydraulic double-liquid grouting pump can work in the severe environments of inflammable, explosive, moist, drenching and the like, is suitable for anchor rod support grouting, well building and underground water plugging and waterproofing engineering of underground roadways of coal mines, fire prevention and extinguishing grouting, is also suitable for tunnel excavation and maintenance, advanced guide rod support of tunnel excavation, grouting, well wall water plugging and broken rock consolidation grouting, water conservancy dam construction, railway roadbed reinforcement grouting, foundation treatment of large bridges and high-rise buildings and various underground engineering, and is particularly suitable for underground coal mine excavation working faces and special environments with explosion-proof requirements.
In the prior art, the hydraulic double-liquid grouting pump can independently convey one medium and also can convey two different media, and has the advantages of stable performance, compact structure and convenient operation and maintenance. In the actual grouting process, the two-fluid grouting method has become an indispensable construction method in the grouting engineering and has been widely used. In order to meet different grouting conditions, a double-liquid grouting method with different proportions is required to meet the design requirements and the expected improvement effect. In order to ensure the grouting effect in the grouting engineering, a relatively accurate double-liquid mixing ratio is required, while the ratio of output slurry of the traditional double-liquid grouting pump is basically constant, the slurry ratio is difficult to adjust according to different working conditions, and the grouting effect is influenced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a hydraulic pressure biliquid grouting pump with adjustable proportion can realize the different ratio output of two kinds of thick liquids through the discharge capacity of variable pump to satisfy biliquid grouting process's under the different work condition requirement, solved traditional biliquid grouting pump, the proportion of output thick liquid is difficult to carry out the technical problem who adjusts according to different work condition.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a proportion-adjustable hydraulic double-liquid grouting pump comprises a mounting frame, wherein a motor is mounted on the mounting frame, a left output shaft of the motor is connected with a first adjustable variable pump, a right output shaft of the motor is connected with a second adjustable variable pump, the first adjustable variable pump and the second adjustable variable pump are connected with an oil inlet box through pipelines, the left side of the oil tank is connected with a first reversing valve through a pipeline, the first reversing valve is connected with a first oil cylinder through a pipeline, and the first oil cylinder is connected with a first slurry cylinder through a pipeline; the right side of the oil tank is connected with a second reversing valve through a pipeline, the second reversing valve is connected with a second oil cylinder through a pipeline, and the second oil cylinder is connected with a second mortar cylinder through a pipeline.
Furthermore, the first adjustable variable pump and the second adjustable variable pump are plunger pumps, and the angle of an inner swash plate is controlled through a pressure feedback mechanism to control the stroke of a plunger; the first adjustable variable pump and the second adjustable variable pump can respectively and independently control the discharge capacity of the two paths of oil.
Furthermore, a piston rod of the first oil cylinder is in rigid connection with a piston rod of the first slurry cylinder, and the first oil cylinder can independently drive the piston of the first slurry cylinder to do reciprocating motion with equal amplitude; a piston rod of the second oil cylinder is rigidly connected with a piston rod of the second slurry cylinder, and the second oil cylinder can independently drive the piston of the second slurry cylinder to do reciprocating motion with equal amplitude; the pistons of the first mortar cylinder and the second mortar cylinder do unequal reciprocating motion
Furthermore, a cooler is arranged on the oil tank, and forced cooling is carried out when the temperature of oil in the oil tank is overhigh.
Furthermore, the oil tank is provided with a first overflow valve and a second overflow valve, and the hydraulic double-liquid grouting pump with the adjustable comparative example performs pressure control.
Furthermore, the first slurry cylinder and the second slurry cylinder can respectively control the discharge flow range to be 0-300L/min.
(III) advantageous effects
Compared with the prior art, the utility model provides a hydraulic pressure biliquid grouting pump with adjustable proportion possesses following beneficial effect:
1. according to the on-site working condition requirement, the proportional adjustable hydraulic double-liquid grouting pump ensures that the flow input into the first oil cylinder and the second oil cylinder is different by adjusting the output displacement of the first adjustable variable pump and the second adjustable variable pump, so that pistons of the first slurry cylinder and the second slurry cylinder do reciprocating motion with unequal amplitude; the ratio of the slurry A and the slurry B output by the first slurry cylinder and the second slurry cylinder can be changed, so that the requirements of the double-liquid grouting process under different working conditions are met, the application occasions of the double-liquid grouting pump are wider, and the technical problem that the proportion of the output slurry of the traditional double-liquid grouting pump is difficult to adjust according to different working conditions is solved.
2. This hydraulic pressure biliquid grouting pump with adjustable proportion can be more convenient obtain thick liquid A and thick liquid B's different ratio, promote the efficiency of the effect of slip casting greatly, solved traditional grouting pump, work efficiency hangs down when exporting different proportion slip casting technical problem.
Drawings
FIG. 1 is a front view of the hydraulic double-fluid grouting pump with adjustable ratio of the present invention;
FIG. 2 is a top view of the adjustable-ratio hydraulic dual-fluid grouting pump of the present invention;
FIG. 3 is a schematic diagram of the hydraulic double-fluid grouting pump with adjustable proportion of the present invention;
in the figure: 1. an oil tank; 2. a first variable displacement pump; 3. an overflow valve; 4. a first slurry cylinder; 5. a first oil cylinder; 6. a first reversing valve; 7. a cooler; 8. a motor; 9. a second oil cylinder; 10. a second slurry cylinder; 11. a second reversing valve; 12. a second overflow valve; 13. a second adjustable variable pump; 14. and (7) mounting frames.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a proportional adjustable hydraulic double-liquid grouting pump comprises a mounting frame 14, wherein a motor 8 is mounted on the mounting frame 14, a left output shaft of the motor 8 is connected with a first adjustable variable pump 2, a right output shaft of the motor 8 is connected with a second adjustable variable pump 13, the first adjustable variable pump 2 and the second adjustable variable pump 13 are connected with an oil inlet tank 1 through pipelines, the left side of the oil tank 1 is connected with a first reversing valve 6 through a pipeline, the first reversing valve 6 is connected with a first oil cylinder 5 through a pipeline, and the first oil cylinder 5 is connected with a first slurry cylinder 4 through a pipeline; the right side of the oil tank 1 is connected with a second reversing valve 11 through a pipeline, the second reversing valve 11 is connected with a second oil cylinder 9 through a pipeline, and the second oil cylinder 9 is connected with a second mortar cylinder 10 through a pipeline. The oil tank 1 is provided with a cooler 7 for forced cooling when the temperature of oil in the oil tank is too high. And a first overflow valve 3 and a second overflow valve 12 are arranged on the oil tank 1, and the pressure of the proportional adjustable hydraulic double-liquid grouting pump is controlled. The first slurry cylinder 4 and the second slurry cylinder 10 can respectively control the discharge flow range to be 0-300L/min.
In the above embodiment, the first adjustable variable pump 2 and the second adjustable variable pump 13 are both plunger pumps, and the stroke of the plunger is controlled by controlling the angle of the inner swash plate through the pressure feedback mechanism; the first adjustable variable pump 2 and the second adjustable variable pump 13 can respectively and independently control the discharge capacity of two paths of oil.
In the above embodiment, the piston rod of the first oil cylinder 5 and the piston rod of the first slurry cylinder 4 are rigidly connected, and the first oil cylinder 5 can independently drive the piston of the first slurry cylinder 4 to reciprocate with equal amplitude; the piston rod of the second oil cylinder 9 is rigidly connected with the piston rod of the second slurry cylinder 10, and the second oil cylinder 9 can independently drive the piston of the second slurry cylinder 10 to do reciprocating motion with equal amplitude; the pistons of the first mortar cylinder 4 and the second mortar cylinder 10 do unequal reciprocating motion.
Referring to fig. 3, the working principle of the above embodiment is as follows:
when the high-pressure oil pump is used, the motor 8 drives the first adjustable variable pump 2 and the second adjustable variable pump 13 to be extracted from the oil tank 1 to generate high-pressure oil, the high-pressure oil is divided into two paths, one path of high-pressure oil enters the first oil cylinder 5 through the first overflow valve 3 and the first reversing valve 6 through pipelines and pushes the piston in the cylinder to reciprocate, and the piston rod of the first oil cylinder 5 is rigidly connected with the piston rod of the first slurry cylinder 4, so that the piston of the first slurry cylinder 4 is driven to reciprocate, and slurry sucking and discharging actions are completed in the first slurry cylinder 4. Similarly, the other path of high-pressure oil enters the second oil cylinder 9 through a pipeline through the second overflow valve 12 and the second reversing valve 11, and pushes a piston in the cylinder to reciprocate, and the piston rod of the second oil cylinder 9 is rigidly connected with the piston rod of the second slurry cylinder 10, so that the piston of the second slurry cylinder 10 is driven to reciprocate, and slurry suction and discharge actions are completed in the second slurry cylinder 10.
In the process, the output displacement of the first adjustable variable pump 2 and the second adjustable variable pump 13 is adjusted, so that the flow rates input into the first oil cylinder 5 and the second oil cylinder 9 are different, and the pistons of the first mortar cylinder 4 and the second mortar cylinder 10 do unequal reciprocating motion; the ratio of the slurry A and the slurry B output by the first slurry cylinder 4 and the second slurry cylinder 10 is changed.
In summary, the following steps:
1. according to the on-site working condition requirement, the proportion-adjustable hydraulic double-liquid grouting pump can obtain different proportions of the slurry A and the slurry B by adjusting the output discharge capacities of the first adjustable variable pump 2 and the second adjustable variable pump 13, so that the requirement of a double-liquid grouting process under different working conditions is met, the application occasions of the double-liquid grouting pump are wider, and the technical problem that the proportion of the output slurry is difficult to adjust according to different working conditions in the conventional double-liquid grouting pump is solved.
2. This hydraulic pressure biliquid grouting pump with adjustable proportion can be more convenient obtain thick liquid A and thick liquid B's different ratio, promote the efficiency of the effect of slip casting greatly, solved traditional grouting pump, work efficiency hangs down when exporting different proportion slip casting technical problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a hydraulic pressure biliquid grouting pump with adjustable proportion, includes mounting bracket (14), its characterized in that: a motor (8) is installed on the mounting frame (14), a left output shaft of the motor (8) is connected with a first adjustable variable pump (2), a right output shaft of the motor (8) is connected with a second adjustable variable pump (13), the first adjustable variable pump (2) and the second adjustable variable pump (13) are connected with the oil inlet box (1) through pipelines, the left side of the oil box (1) is connected with a first reversing valve (6) through a pipeline, the first reversing valve (6) is connected with a first oil cylinder (5) through a pipeline, and the first oil cylinder (5) is connected with a first slurry cylinder (4) through a pipeline; the right side of the oil tank (1) is connected with a second reversing valve (11) through a pipeline, the second reversing valve (11) is connected with a second oil cylinder (9) through a pipeline, and the second oil cylinder (9) is connected with a second mortar cylinder (10) through a pipeline.
2. The proportion-adjustable hydraulic double-liquid grouting pump according to claim 1, characterized in that: the first adjustable variable pump (2) and the second adjustable variable pump (13) are plunger pumps, and the angle of an inner swash plate is controlled through a pressure feedback mechanism to control the stroke of a plunger; the first adjustable variable pump (2) and the second adjustable variable pump (13) can respectively and independently control the displacement of the two paths of oil.
3. The proportion-adjustable hydraulic double-liquid grouting pump according to claim 1, characterized in that: the piston rod of the first oil cylinder (5) is rigidly connected with the piston rod of the first slurry cylinder (4), and the first oil cylinder (5) can independently drive the piston of the first slurry cylinder (4) to do reciprocating motion with equal amplitude; a piston rod of the second oil cylinder (9) is rigidly connected with a piston rod of the second slurry cylinder (10), and the second oil cylinder (9) can independently drive the piston of the second slurry cylinder (10) to do reciprocating motion with equal amplitude; the pistons of the first mortar cylinder (4) and the second mortar cylinder (10) do unequal reciprocating motion.
4. The proportion-adjustable hydraulic double-liquid grouting pump according to claim 1, characterized in that: the oil tank (1) is provided with a cooler (7) which carries out forced cooling when the temperature of oil in the oil tank is overhigh.
5. The proportion-adjustable hydraulic double-liquid grouting pump according to claim 1, characterized in that: the oil tank (1) is provided with a first overflow valve (3) and a second overflow valve (12), and the proportional adjustable hydraulic double-liquid grouting pump is used for controlling pressure.
6. The proportion-adjustable hydraulic double-liquid grouting pump according to claim 1, characterized in that: the first slurry cylinder (4) and the second slurry cylinder (10) can respectively control the discharge flow range to be 0-300L/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220440416.5U CN217440231U (en) | 2022-03-03 | 2022-03-03 | Proportion-adjustable hydraulic double-liquid grouting pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220440416.5U CN217440231U (en) | 2022-03-03 | 2022-03-03 | Proportion-adjustable hydraulic double-liquid grouting pump |
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| Publication Number | Publication Date |
|---|---|
| CN217440231U true CN217440231U (en) | 2022-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220440416.5U Active CN217440231U (en) | 2022-03-03 | 2022-03-03 | Proportion-adjustable hydraulic double-liquid grouting pump |
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| CN (1) | CN217440231U (en) |
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- 2022-03-03 CN CN202220440416.5U patent/CN217440231U/en active Active
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