CN215333274U - High-pressure impact buffering device for concrete mortar pipeline - Google Patents
High-pressure impact buffering device for concrete mortar pipeline Download PDFInfo
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- CN215333274U CN215333274U CN202120760356.0U CN202120760356U CN215333274U CN 215333274 U CN215333274 U CN 215333274U CN 202120760356 U CN202120760356 U CN 202120760356U CN 215333274 U CN215333274 U CN 215333274U
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- mortar
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- pressure
- air chamber
- pressure air
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- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 87
- 230000003139 buffering effect Effects 0.000 title claims description 14
- 238000007599 discharging Methods 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model relates to a buffer device of a plunger pump, in particular to a high-pressure impact buffer device of a concrete mortar pipeline, which is used for solving the defects that the existing buffer tank has poor diaphragm sealing property, the flow direction of mortar in a tank body is disordered, the quick pressure relief is not facilitated, and the cleaning is not easy after the buffer tank is used. This concrete mortar pipeline high pressure impact buffer includes high-pressure air chamber, mortar chamber and diaphragm layer, the diaphragm layer is fixed to be set up between high-pressure air chamber and mortar chamber, high-pressure air chamber's top is equipped with the manometer mouth and aerifys the hole, install the manometer on the manometer mouth, it has the valve to aerify hole external connection, mortar chamber's lateral wall is provided with axisymmetric feed inlet and discharge gate feed inlet one side in the mortar chamber is equipped with the feeding chamber, and discharge gate one side is equipped with the unloading chamber, and mortar chamber's inside bottom surface is provided with a plurality of guide plates, a plurality of guide plates separate mortar chamber for a plurality of water conservancy diversion passageways from feeding chamber to unloading chamber.
Description
Technical Field
The utility model relates to a buffer device of a plunger pump, in particular to a high-pressure impact buffer device of a concrete mortar pipeline.
Background
The mechanical plunger pump has the advantages of high rated pressure, compact structure, high efficiency, convenient flow regulation and the like, and is commonly used for high-pressure grouting of concrete mortar pipelines. In the construction process, the output pressure of the plunger pump can change periodically, and in order to prevent the pipeline and other facilities from being damaged by the pressure difference of output mortar, the pressure fluctuation is generally buffered by a buffer tank.
At present, the most commonly used diaphragm type buffer tank is that pressure gas is pre-filled between a tank body and a diaphragm, and the pressure of mortar is buffered through the deformation of the diaphragm, but the prior diaphragm type buffer tank has the following problems: firstly, the diaphragm is usually fixed in the tank body by hot rolling to divide the tank body into two closed chambers, and tiny air holes possibly exist at the joint of the two closed chambers to cause air leakage of the tank body; secondly, the feed inlet and the discharge gate of jar body are not symmetrical setting, lead to mortar to be disorderly in jar internal flow and be unfavorable for quick release, and difficult the washing after the use, mortar can solidify and influence the use in jar internal.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects that the existing buffer tank has poor diaphragm sealing performance, the mortar flow direction in the tank body is disordered, the quick pressure relief is not facilitated, and the buffer tank is not easy to clean after being used, and provides a concrete mortar pipeline high-pressure impact buffer device.
In order to achieve the purpose, the technical scheme provided by the utility model is as follows: a high-pressure impact buffering device for a concrete mortar pipeline comprises a high-pressure air chamber, a mortar chamber and a diaphragm layer, wherein the diaphragm layer is fixedly arranged between the high-pressure air chamber and the mortar chamber;
it is characterized in that:
the high-pressure air chamber is provided with a pressure gauge port and an inflation hole, the pressure gauge port is provided with a pressure gauge, and the outside of the inflation hole is connected with a valve;
the side wall of the mortar chamber is provided with a feeding hole and a discharging hole which are axisymmetric;
a feeding cavity is arranged on one side of the feeding hole in the mortar chamber, and a discharging cavity is arranged on one side of the discharging hole;
the bottom surface of the interior of the mortar chamber is provided with a plurality of guide plates, and the guide plates divide the mortar chamber into a plurality of guide channels from the feeding cavity to the discharging cavity.
Furthermore, an annular groove is formed in the top of the mortar chamber, the diaphragm layer and the bottom edge of the high-pressure air chamber are fixedly embedded in the annular groove through bolts, and the bolts are distributed uniformly.
Furthermore, the guide plates are arranged in an arc shape protruding outwards from the middle to two sides along the axis where the feeding port and the discharging port are located, and the mortar chamber is divided into a plurality of arc-shaped guide channels protruding outwards from the feeding cavity to the discharging cavity.
Further, the high-pressure air chamber is hemispherical.
Furthermore, the pressure gauge port is arranged at the top of the high-pressure air chamber, and the inflation hole is arranged on the high-pressure air chamber and close to the pressure gauge port.
Furthermore, the diaphragm layer is made of rubber, and the high-pressure air chamber, the mortar chamber and the guide plate are all made of 45# steel.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the side wall of the mortar chamber is provided with a feed inlet and a discharge outlet which are axisymmetric, and the side wall of the mortar chamber is also respectively provided with a feed cavity and a discharge cavity for buffering, dispersing injected and discharged mortar; the guide plate is arranged in the mortar chamber, so that the generation of turbulence in the mortar chamber is reduced, mortar can smoothly flow to the discharging cavity, and the quick buffer of mortar pressure fluctuation is realized.
(2) After the buffer tank is used, the mortar chamber and the diaphragm layer can be directly washed clean through the cleaning pipeline, and the defect that mortar in the existing buffer tank is difficult to wash when entering the tank body is overcome.
(3) According to the utility model, the diaphragm layer is tightly pressed in the annular groove of the mortar chamber by a plurality of uniformly distributed bolts, so that the sealing property of the diaphragm layer is ensured, and meanwhile, the bolt installation mode is convenient for replacement and maintenance of parts at the later stage.
(4) According to the utility model, the guide plates are arranged in an arc shape protruding outwards from the middle part to two sides along the axis of the feed inlet and the discharge outlet, and the mortar chamber is divided into a plurality of arc-shaped guide channels protruding outwards from the feed cavity to the discharge cavity, so that the generation of turbulent flow in the mortar chamber can be further reduced, mortar can flow to the discharge cavity more smoothly, and the quick buffer of mortar pressure fluctuation is realized.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a schematic sectional view taken along line A-A of FIG. 1;
fig. 3 is a schematic sectional view along the direction B-B in fig. 1.
The reference numerals are explained below: 1-a high-pressure air chamber, 11-a pressure gauge port, 12-an inflation hole and 13-a pressure gauge; 2-mortar chamber, 21-feeding port, 22-discharging port, 23-guide plate, 24-feeding cavity and 25-discharging cavity; 3-a separator layer; 4-bolt.
Detailed Description
The utility model is further described with reference to the following figures and specific embodiments.
Referring to fig. 1-3, a high-pressure impact buffering device for a concrete mortar pipeline comprises a high-pressure air chamber 1, a mortar chamber 2 and a diaphragm layer 3, wherein the diaphragm layer 3 is fixedly arranged between the high-pressure air chamber 1 and the mortar chamber 2; an inflation hole 12 is formed in the high-pressure air chamber 1, a pressure gauge port 11 is formed in the top of the high-pressure air chamber, the pressure gauge port 11 is recessed inwards, a pressure gauge 13 is mounted on the pressure gauge port 11, and a valve is arranged outside the inflation hole 12; the lateral wall of the mortar chamber 2 is provided with a feed inlet 21 and a discharge outlet 22 which are axisymmetric, one side of the feed inlet 21 in the mortar chamber 2 is provided with a feed cavity 24, and one side of the discharge outlet 22 is provided with a discharge cavity 25.
In order to reduce the generation of turbulence in the mortar chamber 2 and enable mortar to smoothly flow from the feeding cavity 24 to the discharging cavity 25, a plurality of guide plates 23 are arranged on the inner bottom surface of the mortar chamber 2, and the guide plates 23 are arranged along the axes of the feeding port 21 and the discharging port 22 in an arc shape protruding outwards from the middle to two sides and divide the mortar chamber 2 into a plurality of arc-shaped guide channels protruding outwards from the feeding cavity 24 to the discharging cavity 25. The arc-shaped flow guide channel can further reduce the generation of turbulence in the mortar chamber 2, so that mortar can flow to the discharging cavity 25 more smoothly, and the quick buffer of mortar pressure fluctuation is realized.
The high-pressure air chamber 1, the mortar chamber 2 and the guide plate 23 are all made of 45# steel, and the diaphragm layer 3 is made of rubber.
The top of the mortar chamber 2 is provided with an annular groove, the bottom edges of the diaphragm layer 3 and the high-pressure air chamber 1 are fixedly embedded in the annular groove through bolts 4, the bolts 4 are distributed uniformly, so that the high-pressure air chamber 1 and the mortar chamber 2 form two closed spaces respectively, and the purpose of pressure reduction and buffering of mortar is achieved by means of deformation of the diaphragm layer 3.
The working principle of the utility model is as follows:
filling pressure gas into the high-pressure gas chamber 1 through the gas filling hole 12 according to the grouting pressure required by the pipeline, and approving the pressure gas through the pressure gauge 13; the outlet of the plunger pump is connected with the feed inlet 21, the discharge outlet 22 is connected with an output pipeline, and the plunger pump outputs high-pressure mortar, so that the pressure of the mortar chamber 2 is higher than that of the high-pressure air chamber 1, the diaphragm layer 3 protrudes towards the high-pressure air chamber 1, the volume of the high-pressure air chamber 1 is reduced, the pressure is increased, and the buffering effect on the mortar is realized; when the pressure of mortar output by the plunger pump is reduced, the diaphragm layer 3 can move to one side of the mortar chamber 2 by the reaction force generated by the high-pressure air chamber 1, the pressure of the supplementary mortar chamber 2 generated by mortar output is reduced, and the mortar is continuously pushed to be output until the pressures of the two sides of the high-pressure air chamber 1 and the mortar chamber 2 are balanced; when the plunger pump outputs high-pressure mortar, so that the pressure of the mortar chamber 2 is higher than that of the high-pressure air chamber 1, the diaphragm layer 3 protrudes towards the high-pressure air chamber 1 again, and the process is repeated, so that high-pressure impact buffering on the concrete mortar pipeline is realized.
In order to achieve the best buffer effect, for pipelines requiring different grouting pressures, the pressure of the high-pressure air chamber 1 can be adjusted by inflating and deflating the inflation holes 12.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and it is obvious for a person skilled in the art to modify the specific technical solutions described in the foregoing embodiments or to substitute part of the technical features, and these modifications or substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions protected by the present invention.
Claims (6)
1. A high-pressure impact buffering device for a concrete mortar pipeline comprises a high-pressure air chamber (1), a mortar chamber (2) and a diaphragm layer (3), wherein the diaphragm layer (3) is fixedly arranged between the high-pressure air chamber (1) and the mortar chamber (2);
the method is characterized in that:
a pressure gauge port (11) and an inflation hole (12) are formed in the high-pressure air chamber (1), a pressure gauge (13) is mounted on the pressure gauge port (11), and a valve is connected to the outside of the inflation hole (12);
the side wall of the mortar chamber (2) is provided with a feed inlet (21) and a discharge outlet (22) which are axisymmetric;
a feeding cavity (24) is arranged on one side of a feeding hole (21) in the mortar chamber (2), and a discharging cavity (25) is arranged on one side of a discharging hole (22);
the inner bottom surface of the mortar chamber (2) is provided with a plurality of guide plates (23), and the plurality of guide plates (23) divide the mortar chamber (2) into a plurality of guide channels from the feeding cavity (24) to the discharging cavity (25).
2. The concrete mortar pipeline high-pressure impact buffering device of claim 1, wherein: the top of the mortar chamber (2) is provided with an annular groove, the bottom edges of the diaphragm layer (3) and the high-pressure air chamber (1) are fixedly embedded in the annular groove through bolts (4), and the bolts (4) are distributed uniformly in a plurality.
3. A concrete mortar pipe high pressure impact buffering device according to claim 1 or 2, characterized in that: the guide plates (23) are arranged in an outward-convex arc shape from the middle to two sides along the axes of the feed inlet (21) and the discharge outlet (22), and divide the mortar chamber (2) into a plurality of outward-convex arc-shaped guide channels from the feed cavity (24) to the discharge cavity (25).
4. The concrete mortar pipeline high-pressure impact buffering device of claim 3, wherein: the high-pressure air chamber (1) is hemispherical.
5. The concrete mortar pipeline high-pressure impact buffering device of claim 1, wherein: the pressure gauge port (11) is arranged at the top of the high-pressure air chamber (1), and the inflation hole (12) is arranged on the high-pressure air chamber (1) and is close to the pressure gauge port (11).
6. The concrete mortar pipeline high-pressure impact buffering device of claim 1, wherein: the diaphragm layer (3) is made of rubber, and the high-pressure air chamber (1), the mortar chamber (2) and the guide plate (23) are all made of 45# steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120760356.0U CN215333274U (en) | 2021-04-14 | 2021-04-14 | High-pressure impact buffering device for concrete mortar pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120760356.0U CN215333274U (en) | 2021-04-14 | 2021-04-14 | High-pressure impact buffering device for concrete mortar pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215333274U true CN215333274U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120760356.0U Active CN215333274U (en) | 2021-04-14 | 2021-04-14 | High-pressure impact buffering device for concrete mortar pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215333274U (en) |
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2021
- 2021-04-14 CN CN202120760356.0U patent/CN215333274U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20240830 Address after: Room 2005, Block A, Zhengshang International Building, South Qili Henan Road, Zhengdong New District, Zhengzhou City, Henan Province, 450000 Patentee after: China Railway First Group Seventh Engineering Co.,Ltd. Country or region after: China Address before: 712099 No.10, 4th section road, Wujiabao, Qindu District, Xianyang City, Shaanxi Province Patentee before: CHINA RAILWAY FIRST GROUP RAILWAY CONSTRUCTION Co.,Ltd. Country or region before: China Patentee before: CHINA RAILWAY FIRST GROUP Co.,Ltd. |