CN219796917U - Bulk cement truck and pipeline system thereof - Google Patents
Bulk cement truck and pipeline system thereof Download PDFInfo
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- CN219796917U CN219796917U CN202321203417.9U CN202321203417U CN219796917U CN 219796917 U CN219796917 U CN 219796917U CN 202321203417 U CN202321203417 U CN 202321203417U CN 219796917 U CN219796917 U CN 219796917U
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- air compressor
- reversing valve
- air
- tank body
- inlet
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- 239000004568 cement Substances 0.000 title claims abstract description 26
- 239000000428 dust Substances 0.000 claims description 27
- 238000007599 discharging Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a bulk cement vehicle and a pipeline system thereof, wherein the pipeline system comprises an air compressor, an air inlet pipeline, an air exhaust pipeline, a first reversing valve and a second reversing valve, the first reversing valve is arranged at an inlet of the air compressor, and the second reversing valve is arranged at an outlet of the air compressor; when the first reversing valve and the second reversing valve are both in the first position, the inlet of the air compressor is communicated with the air inlet pipeline, the outlet of the air compressor is communicated with the tank body, normal air is sucked into the air compressor along the air inlet pipeline, and the normal air flows into the tank body after being pressurized by the air compressor, so that positive pressure discharge of the tank body is realized; when the first reversing valve and the second reversing valve are both in the second position, the inlet of the air compressor is communicated with the inlet of the tank body, the outlet of the air compressor is communicated with the exhaust pipeline, negative pressure air is sucked into the air compressor through the tank body and flows into the exhaust pipeline through the air compressor, and negative pressure suction is realized by the tank body. The utility model can realize positive and negative pressure switching of the tank body by only one power source of the air compressor, has simpler structure and is beneficial to reducing cost.
Description
Technical Field
The utility model relates to the technical field of engineering vehicles, in particular to a bulk cement vehicle and a pipeline system thereof.
Background
Taking a multifunctional bulk cement truck as an example, the existing multifunctional bulk cement truck comprises a tank body, an air compressor, an air inlet pipeline, a vacuum pump and a negative pressure pipeline, wherein the air compressor is connected with the tank body through the air inlet pipeline and used for conveying compressed air into the tank body, so that the tank body is pressurized, and conditions are provided for conveying bulk cement in the tank body to a bulk cement bin of a mixing plant at a high position. The vacuum pump is connected with the tank body through the air suction pipeline, sucks air in the tank body, achieves negative pressure of the tank body, and provides conditions for sucking bulk cement in the bulk cargo ship at a low position into the tank body. The prior bulk cement truck can realize positive pressure unloading by means of two working machines and two sleeve pipeline systems, and has the advantages of complex structure and higher cost.
Disclosure of Invention
In view of the above, the utility model aims to provide a bulk cement vehicle and a pipeline system thereof, wherein the inlet and the outlet of an air compressor are respectively provided with a reversing valve, and the positive pressure and the negative pressure of the tank body can be switched only by one power source of the air compressor, so that the structure is simpler, and the cost is reduced.
The utility model provides a pipeline system of a bulk cement vehicle, which comprises an air compressor, an air inlet pipeline, an exhaust pipeline, a first reversing valve and a second reversing valve, wherein three interfaces of the first reversing valve are respectively connected with an inlet of the air compressor, the air inlet pipeline and a tank body; the three interfaces of the second reversing valve are respectively connected with an outlet of the air compressor, an exhaust pipeline and a tank body;
when the first reversing valve and the second reversing valve are both in the first position, the inlet of the air compressor is communicated with the air inlet pipeline, the outlet of the air compressor is communicated with the tank body, normal air is sucked into the air compressor along the air inlet pipeline, and the normal air flows into the tank body after being pressurized by the air compressor, so that positive pressure discharge of the tank body is realized;
when the first reversing valve and the second reversing valve are both in the second position, the inlet of the air compressor is communicated with the inlet of the tank body, the outlet of the air compressor is communicated with the exhaust pipeline, negative pressure air is sucked into the air compressor through the tank body and flows into the exhaust pipeline through the air compressor, and negative pressure suction is realized by the tank body.
Preferably, the dust collector also comprises a dust collector with one end connected with the tank body and the other end respectively connected with the first reversing valve and the second reversing valve; when the first reversing valve and the second reversing valve are both in the first position, positive pressure air after being pressurized by the air compressor flows into the tank body through the dust remover, so that the dust remover is cleaned; when the first reversing valve and the second reversing valve are both in the second position, negative pressure air flows into the dust remover through the tank body, is filtered by the dust remover and is sucked into the air compressor.
Preferably, an air filter is arranged at the inlet of the air compressor.
Preferably, the first reversing valve and the second reversing valve are two-position three-way reversing valves.
Preferably, the first reversing valve and the second reversing valve are both electromagnetic reversing valves.
The bulk cement truck provided by the utility model comprises the pipeline system.
Compared with the background art, the pipeline system of the bulk cement truck provided by the utility model comprises an air compressor, an air inlet pipeline, an exhaust pipeline, a first reversing valve and a second reversing valve. The three interfaces of the first reversing valve are respectively connected with an inlet of the air compressor, an air inlet pipeline and a tank body. The three interfaces of the second reversing valve are respectively connected with an outlet of the air compressor, an exhaust pipeline and a tank body.
When the first reversing valve and the second reversing valve are both in the first position, the inlet of the air compressor is communicated with the air inlet pipeline, the outlet of the air compressor is communicated with the tank body, normal air is sucked into the air compressor along the air inlet pipeline, and flows into the tank body after being pressurized by the air compressor, at the moment, the air compressor provides positive pressure for the tank body, and positive pressure discharging of the tank body is realized;
when the first reversing valve and the second reversing valve are both in the second position, the inlet of the air compressor is communicated with the inlet of the tank body, the outlet of the air compressor is communicated with the exhaust pipeline, negative pressure air is sucked into the air compressor through the tank body and flows into the exhaust pipeline through the air compressor, at the moment, the air compressor provides negative pressure for the tank body, and the tank body realizes negative pressure suction.
According to the utility model, the reversing valves are additionally arranged at the inlet and the outlet of the air compressor respectively, so that the inlet and the outlet of the air compressor are alternately connected with the tank body, the positive and negative pressure switching of the tank body can be realized only by the air compressor, a vacuum pump is omitted, the structure of a pipeline system is simplified, and the cost is reduced.
The bulk cement truck provided by the utility model comprises the pipeline system and has the same beneficial effects.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the operation of a pipeline system of a bulk cement truck according to an embodiment of the present utility model.
The reference numerals are as follows:
the air compressor comprises an air compressor 1, an air inlet pipeline 2, an air outlet pipeline 3, a first reversing valve 4, a second reversing valve 5, a tank 6, a dust remover 7 and an air filter 8.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that those skilled in the art will better understand the present utility model, the following description will be given in detail with reference to the accompanying drawings and specific embodiments.
The embodiment of the utility model discloses a pipeline system of a bulk cement vehicle, which is shown in fig. 1 and comprises an air compressor 1, an air inlet pipeline 2, an exhaust pipeline 3, a first reversing valve 4 and a second reversing valve 5.
The air compressor 1 compresses natural air into compressed air by using an electric motor, an internal combustion engine or the like as power, and the outlet pressure of the air compressor 1 is higher than the inlet pressure of the air compressor. The structure and the working principle of the air compressor 1 can be specifically referred to the prior art. The intake line 2 is used to supply natural air to the air compressor 1.
Both the first reversing valve 4 and the second reversing valve 5 are two-position three-way reversing valves. The inlet department of air compressor machine 1 is located to first switching-over valve 4, and three interfaces of first switching-over valve 4 are A1 interface, A2 interface and A3 interface respectively, and wherein A1 interface links to each other with the inlet of air compressor machine 1, and A2 interface links to each other with air inlet line 2, and A3 interface links to each other with jar body 6. The second reversing valve 5 is arranged at the outlet of the air compressor 1, three interfaces of the second reversing valve 5 are respectively a B1 interface, a B2 interface and a B3 interface, wherein the B1 interface is connected with the outlet of the air compressor 1, the B2 interface is connected with the exhaust pipeline 3, and the B3 interface is connected with the tank body 6.
When the first reversing valve 4 and the second reversing valve 5 are both in the first position, the A1 interface and the A2 interface of the first reversing valve 4 are communicated, so that the inlet of the air compressor 1 is communicated with the air inlet pipeline 2; and A3, closing the interface, so that the inlet of the air compressor 1 is not communicated with the tank 6. The interface B1 and the interface B3 of the second reversing valve 5 are communicated, so that the outlet of the air compressor 1 is communicated with the tank 6; and the interface B2 is closed, so that the outlet of the air compressor 1 is not communicated with the exhaust pipeline 3. When the air compressor 1 is started, normal air is sucked into the air compressor 1 along the air inlet pipeline 2, pressurized by the air compressor 1 and flows into the tank 6. Specifically, normal air flows into the A2 interface of the first reversing valve 4 along the air inlet pipeline 2, then flows into the air compressor 1 from the inlet of the air compressor 1 through the A1 interface of the first reversing valve 4, the air compressor 1 pressurizes the normal air, compressed positive pressure air flows into the B1 interface of the second reversing valve 5 from the outlet of the air compressor 1, finally flows into the tank 6 through the B3 interface of the second reversing valve 5, at the moment, the air compressor 1 provides positive pressure for the tank 6, the pressure in the tank 6 rises, and positive pressure discharging is realized for the tank 6.
When the first reversing valve 4 and the second reversing valve 5 are both in the second position, the A1 interface and the A3 interface of the first reversing valve 4 are communicated, so that the inlet of the air compressor 1 is communicated with the inlet of the tank 6; the interface A2 is closed, so that the inlet of the air compressor 1 is not communicated with the air inlet pipeline 2. The interface B1 and the interface B2 of the second reversing valve 5 are communicated, so that the outlet of the air compressor 1 is communicated with the exhaust pipeline 3; and B3, closing the interface, so that the outlet of the air compressor 1 is not communicated with the tank 6. When the air compressor 1 is started, negative pressure air is sucked into the air compressor 1 through the tank 6 and flows into the exhaust pipeline 3 through the air compressor 1. Specifically, negative pressure air is sucked into the tank body 6 along with the material, the material is deposited in the tank body 6, the sucked negative pressure air flows into the air compressor 1 from the inlet of the air compressor 1 through the A3 interface and the A1 interface of the first reversing valve 4 in sequence, is pressurized by the air compressor 1, flows into the B1 interface of the second reversing valve 5, finally flows into the exhaust pipeline 3 through the B2 interface of the second reversing valve 5 and is discharged into the air, at the moment, the air compressor 1 provides negative pressure for the tank body 6, and the tank body 6 realizes negative pressure material suction.
In summary, according to the utility model, the reversing valves are additionally arranged at the inlet and the outlet of the air compressor 1, and the inlet and the outlet of the air compressor 1 are alternately connected with the tank 6 by switching the valve cores of the two reversing valves, so that the tank 6 can realize positive and negative pressure switching only by the air compressor 1, a vacuum pump is omitted, the structure of a pipeline system is simplified, and the cost is reduced.
The pipeline system further comprises a dust remover 7, one end of the dust remover 7 is connected with the tank 6, and the other end of the dust remover is respectively connected with the first reversing valve 4 and the second reversing valve 5. Specifically, the interface A3 of the first reversing valve 4 and the interface B3 of the second reversing valve 5 are both connected with the dust remover 7. When the first reversing valve 4 and the second reversing valve 5 are both in the first position, positive pressure air after being pressurized by the air compressor 1 flows through the dust remover 7 from the interface of the second reversing valve 5B3 and then flows into the tank 6, so that the pressurized positive pressure air can reversely blow the inner wall of the dust remover 7, and the sealing dust attached to the inner wall of the dust remover 7 is cleaned, so that the dust remover 7 is self-cleaned. When the first reversing valve 4 and the second reversing valve 5 are both in the second position, negative pressure air flows into the dust remover 7 through the tank 6, dust impurities in the negative pressure air are removed after being filtered by the dust remover 7, and then the negative pressure air is sucked into the air compressor 1.
The inlet of the air compressor 1 is provided with an air filter 8 for filtering the gas flowing into the air compressor 1, so that dust impurities are avoided and the service life of the air compressor 1 is influenced by the air compressor 1.
The first reversing valve 4 and the second reversing valve 5 are electromagnetic reversing valves, so that valve cores of the two reversing valves can be automatically switched.
The working principle of the pipeline system of the bulk cement truck provided by the utility model is as follows:
the first reversing valve 4 and the second reversing valve 5 are both in the first position, the air compressor 1 is started, normal air flows into an A2 interface of the first reversing valve 4 along the air inlet pipeline 2, then flows into the air filter 8 through an A1 interface of the first reversing valve 4, flows into the air compressor 1 from an inlet of the air compressor 1 after being filtered by the air filter 8, the air compressor 1 pressurizes the normal air, compressed positive pressure air flows into a B1 interface of the second reversing valve 5 from an outlet of the air compressor 1, then flows into the dust remover 7 through a B3 interface of the second reversing valve 5, and finally the positive pressure air flows into the tank 6, and positive pressure unloading is realized by the tank 6.
The first reversing valve 4 and the second reversing valve 5 are both in the second position, the air compressor 1 is started, negative pressure air is sucked into the tank body 6 along with materials, the materials are precipitated in the tank body 6, the negative pressure air flows into the air filter 8 through the A3 interface and the A1 interface of the first reversing valve 4 after being filtered by the dust remover 7, flows into the air compressor 1 from the inlet of the air compressor 1 after being filtered by the air filter 8, flows to the B1 interface of the second reversing valve 5 after being pressurized by the air compressor 1, flows into the exhaust pipeline 3 through the B2 interface of the second reversing valve 5 and is discharged into air, and the tank body 6 realizes negative pressure material suction.
The utility model also discloses a bulk cement vehicle which comprises the pipeline system and has the same beneficial effects.
The foregoing has outlined the detailed description of the bulk cement truck and the pipeline system thereof, wherein specific examples are provided herein to illustrate the principles and embodiments of the present utility model, and the above examples are provided to assist in understanding the method and core concepts of the present utility model; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.
Claims (6)
1. The pipeline system of the bulk cement vehicle is characterized by comprising an air compressor (1), an air inlet pipeline (2), an exhaust pipeline (3), a first reversing valve (4) and a second reversing valve (5), wherein three interfaces of the first reversing valve (4) are respectively connected with an inlet of the air compressor (1), the air inlet pipeline (2) and a tank body (6); three interfaces of the second reversing valve (5) are respectively connected with the outlet of the air compressor (1), the exhaust pipeline (3) and the tank body (6);
when the first reversing valve (4) and the second reversing valve (5) are both positioned at the first position, an inlet of the air compressor (1) is communicated with the air inlet pipeline (2), an outlet of the air compressor (1) is communicated with the tank body (6), normal air is sucked into the air compressor (1) along the air inlet pipeline (2), and flows into the tank body (6) after being pressurized by the air compressor (1), and positive pressure discharging is realized by the tank body (6);
when the first reversing valve (4) and the second reversing valve (5) are both in the second position, the inlet of the air compressor (1) is communicated with the inlet of the tank body (6), the outlet of the air compressor (1) is communicated with the exhaust pipeline (3), negative pressure air is sucked into the air compressor (1) through the tank body (6), and then flows into the exhaust pipeline (3) through the air compressor (1), and the tank body (6) realizes negative pressure suction.
2. The pipeline system of a bulk cement truck according to claim 1, further comprising a dust catcher (7) connected at one end to the tank (6) and at the other end to the first reversing valve (4) and the second reversing valve (5), respectively; when the first reversing valve (4) and the second reversing valve (5) are both positioned at the first position, positive-pressure air pressurized by the air compressor (1) flows into the tank body (6) through the dust remover (7) to clean the dust remover (7); when the first reversing valve (4) and the second reversing valve (5) are both positioned at the second position, negative pressure air flows into the dust remover (7) through the tank body (6), and is sucked into the air compressor (1) after being filtered by the dust remover (7).
3. A pipeline system of a bulk cement vehicle according to claim 1, characterized in that the inlet of the air compressor (1) is provided with an air filter (8).
4. A pipeline system of a bulk cement vehicle according to claim 1, characterized in that the first reversing valve (4) and the second reversing valve (5) are two-position three-way reversing valves.
5. A pipeline system of a bulk cement vehicle according to claim 4, characterized in that the first reversing valve (4) and the second reversing valve (5) are both electromagnetic reversing valves.
6. A bulk cement truck comprising a pipe system according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321203417.9U CN219796917U (en) | 2023-05-16 | 2023-05-16 | Bulk cement truck and pipeline system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321203417.9U CN219796917U (en) | 2023-05-16 | 2023-05-16 | Bulk cement truck and pipeline system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219796917U true CN219796917U (en) | 2023-10-03 |
Family
ID=88184070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321203417.9U Active CN219796917U (en) | 2023-05-16 | 2023-05-16 | Bulk cement truck and pipeline system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219796917U (en) |
-
2023
- 2023-05-16 CN CN202321203417.9U patent/CN219796917U/en active Active
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