CN211738382U - Segmental type pressure reducing device - Google Patents
Segmental type pressure reducing device Download PDFInfo
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- CN211738382U CN211738382U CN201922344522.4U CN201922344522U CN211738382U CN 211738382 U CN211738382 U CN 211738382U CN 201922344522 U CN201922344522 U CN 201922344522U CN 211738382 U CN211738382 U CN 211738382U
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- pipeline
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- separation blade
- segment
- circle
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Abstract
The utility model discloses a segment type pressure reducing device, which comprises a pipeline, connecting flanges arranged at the two ends of the pipeline and at least two segment separation blades arranged on the inner wall of the pipeline; the circle-segment separation blade is a single circle-segment separation blade and/or a double circle-segment separation blade, the single circle-segment separation blade is a wafer with a small semicircular notch at one end, and the double circle-segment separation blade is a wafer with small semicircular notches at two ends; the circle lacks separation blade external diameter with pipeline internal diameter adaptation, the lateral wall of circle lacks the separation blade is connected at the pipeline inner wall. The segment type pressure reduction device has the characteristics of simple structure, convenience and quickness in use, and capability of meeting different pressure reduction requirements by adjusting the size of the gap of the segment separation blade, the number of the separation blades and the distance between the separation blades.
Description
Technical Field
The utility model relates to a be used for fluidic pressure reduction means technical field, concretely relates to circle default formula pressure reduction means.
Background
The plunger type pressure reducing device is widely applied to the field of fluid conveying of petroleum, natural gas, water treatment and the like, the existing plunger type pressure reducing device for fluid pressure reduction is complex in structure and comprises a valve rod, a plunger valve core, a valve cover and a valve body, and the valve flow is adjusted by controlling the plunger valve core to move up and down to control the opening degree of a valve port. The existing plunger type angle-adjusting valve can meet the use requirements of most occasions, but in the process of separating a valve core from a valve seat, the opening degree of a valve port is changed greatly, the flow is increased suddenly, pressure fluctuation is easily caused, and the work of the plunger type pressure-reducing valve is not facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a simple structure, use convenient, can realize the segmental type pressure reduction means that step-down was adjusted.
In order to achieve the purpose, the technical scheme of the utility model is to design a segment type pressure reducing device, which comprises a pipeline, connecting flanges arranged at two ends of the pipeline and at least two segment blocking sheets arranged on the inner wall of the pipeline; the circle-segment separation blade is a single circle-segment separation blade and/or a double circle-segment separation blade, the single circle-segment separation blade is a wafer with a small semicircular notch at one end, and the double circle-segment separation blade is a wafer with small semicircular notches at two ends; the circle lacks separation blade external diameter with pipeline internal diameter adaptation, the lateral wall of circle lacks the separation blade is connected at the pipeline inner wall. Fluid enters from one side of the pipeline and flows out from the other side of the pipeline through the gap between the segment retaining piece and the inner wall of the pipeline.
The pipeline is characterized in that the inner wall of the pipeline is at least provided with two single-circle-segment separation blades and one double-circle-segment separation blade, the adjacent two single-circle-segment separation blade gaps are staggered in the direction of the pipeline, and the double-circle-segment separation blades are arranged at the position of a fluid outlet.
In a further preferred scheme, the side wall of the segmental baffle is connected with the inner wall of the pipeline by welding, and the welding is full-length welding.
For the convenience of rounding off separation blade and pipeline inner wall connection, further preferred scheme is in addition, rounding off separation blade's lateral wall and pipeline inner wall connection be for dismantling the connection, can dismantle connection structure does pipeline inner wall is provided with the steel sheet that lacks separation blade lateral wall adaptation with the rounding off be provided with two at least first snap rings on the steel sheet the relative snap ring position of rounding off separation blade is provided with the first pothook of adaptation, first pothook is connected with first snap ring.
In order to disperse the impact force of the fluid on the segment separation blades and reduce the dead weight of the cylinder, a cylinder is arranged between every two adjacent segment separation blades and connected, and the cylinder is of a hollow structure.
In order to facilitate the circle lack separation blade to be connected with the cylinder, a further preferred scheme is also that the circle lack separation blade with the cylinder tip adopts welding or detachable connection, detachable construction does the cylinder tip is provided with two at least second snap rings, with the circle lack separation blade corresponds the second pothook of the size adaptation that the snap ring position set up and is connected.
In order to achieve better sealing when the coupling flange is connected to another component, it is further preferred that the flange outer end face is provided with an annular sealing groove.
The utility model has the advantages and the beneficial effects that: the segmental pressure reduction device has the characteristics of simple structure, convenience and quickness in use, capability of stably controlling the pressure reduction of fluid and the like. The fluid pressure drop device can be suitable for various fluid conveying pipelines, and different pressure drop requirements can be realized by changing the sizes of the notches of the circular-segment baffle plates, the number of the baffle plates and the intervals.
Drawings
FIG. 1 is a schematic cross-sectional view of the segmental pressure reduction device of the present invention;
FIG. 2 is a left side view of the round-cut type pressure reducing device of the present invention;
FIG. 3 is an enlarged schematic perspective view of the detachable connection structure of the single segment separation blade and the pipeline of the present invention;
fig. 4 is an enlarged schematic perspective view of the detachable connection structure of the single segment separation blade and the cylinder of the present invention.
In the figure: 1. a pipeline; 2. a flange; 3. a double-segment baffle plate; 4. a first single segment baffle; 5. a second single segment baffle plate; 6. a third single segment baffle plate; 7. a fourth single segment baffle plate; 8. a fifth single segment baffle plate; 9. a cylinder; 10. an assembly hole; 11. a steel plate; 12. a first snap ring; 13. a first hook; 14. a second snap ring; 15. a second hook; 16. and (4) a groove.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 4, the present invention relates to a segmental type pressure reduction device, which comprises a pipeline 1, connecting flanges 2 arranged at two ends of the pipeline 1, and five single segmental baffles and one double segmental baffle 3 arranged on the inner wall of the pipeline 1, wherein the single segmental baffle is a circular sheet with a small semicircular notch at one end, and the double segmental baffles 3 are circular sheets with small semicircular notches at two ends; the outer diameter of the segment separation blade is matched with the inner diameter of the pipeline 1, and the side wall of the segment separation blade is welded on the inner wall of the pipeline 1. The side wall of the first single-segment blocking piece 4 is welded on the inner wall of the lower end of the pipeline 1, and the gap of the first single-segment blocking piece 4 is arranged at the upper end of the pipeline 1; the side wall of the second single-segment separation blade 5 is welded on the inner wall of the upper end of the pipeline 1, and the gap of the second single-segment separation blade 5 is arranged at the lower end of the pipeline 1; the side walls of the third single-segment blocking piece 6, the fourth single-segment blocking piece 7 and the fifth single-segment blocking piece 8 are welded on the pipe wall according to the rule of firstly welding the lower end and then welding the upper end, and the side wall of the double-segment blocking piece 3 is welded with the inner wall of the pipeline 1; the notches of the double-circle-notch baffle plate 3 are arranged at the upper end and the lower end of the pipeline 1; a cylinder 9 is welded between two adjacent segmental baffles; the center of the double-segment separation blade 3, the center of the column body 9, the center of the pipeline 1 and the center of the flange 2 are arranged on the same horizontal line; the flange 2 is provided with an assembly hole 10, and the column body 9 is of a hollow structure.
When fluid enters from the left side of the pipeline 1, the fluid flows towards the second single-circle-segment blocking piece 5, the third single-circle-segment blocking piece 6, the fourth single-circle-segment blocking piece 7, the fifth single-circle-segment blocking piece 8 and the notch of the pipe wall through the first single-circle-segment blocking piece 4 and the notch at the upper end of the pipe wall, and finally flows to the right side outlet of the pipeline 1 through the double-circle-segment blocking piece 3 and the upper and lower notches of the pipe wall. The effect of fluid pressure reduction is achieved by blocking each segmental baffle.
In order to facilitate circle-lacking separation blade and pipeline inner wall connection, further preferred scheme is in addition, the lateral wall and the 1 interior wall connection of pipeline that the circle-lacking separation blade is for dismantling the connection, can dismantle connection structure does 1 inner wall of pipeline is provided with the corresponding steel sheet 11 of lateral wall shape and size with the circle-lacking separation blade be provided with two at least first snap rings 12 on the steel sheet 11 the relative snap ring position of circle-lacking separation blade is provided with the first pothook 13 of size adaptation, first pothook 13 is connected with first snap ring 12.
In order to facilitate the segment separation blade to be connected with the cylinder, a further preferred scheme is that the segment separation blade and the end part of the cylinder 9 are welded or detachably connected, the detachable structure is provided with at least two second clamping rings 14 for the end part of the cylinder 9, and the segment separation blade is connected with a second clamping hook 15 of a size adaptive to the position of the corresponding clamping ring.
In order to achieve better sealing when connecting the coupling flange to another component, it is further preferred that the flange 2 is provided with an annular sealing groove 16 on its outer end face.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A segment type pressure reduction device is characterized by comprising a pipeline, connecting flanges arranged at two ends of the pipeline and at least two segment blocking pieces arranged on the inner wall of the pipeline; the circle-segment separation blade is a single circle-segment separation blade and/or a double circle-segment separation blade, the single circle-segment separation blade is a wafer with a small semicircular notch at one end, and the double circle-segment separation blade is a wafer with small semicircular notches at two ends; the circle lacks separation blade external diameter with pipeline internal diameter adaptation, the lateral wall of circle lacks the separation blade is connected at the pipeline inner wall.
2. The segmental pressure reduction device as claimed in claim 1, wherein at least two single segmental baffles and one double segmental baffle are arranged on the inner wall of the pipeline, the direction of the adjacent single segmental baffle gaps in the pipeline is staggered, and the double segmental baffles are arranged at the position of the fluid outlet.
3. The segmental pressure reduction device as claimed in claim 1, wherein the side wall of the segmental baffle is connected with the inner wall of the pipeline by welding, and the welding is full welding.
4. The segmental pressure reduction device as claimed in claim 1, wherein the side wall of the segmental baffle is detachably connected with the inner wall of the pipeline, the detachable connection structure is that a steel plate matched with the side wall of the segmental baffle is arranged on the inner wall of the pipeline, at least two first clamping rings are arranged on the steel plate, first adaptive clamping hooks are arranged at the positions of the segmental baffle relative to the clamping rings, and the first clamping hooks are connected with the first clamping rings.
5. The segmental pressure reduction device as claimed in claim 3, wherein a column connection is provided between two adjacent segmental baffles, and the column is of a hollow structure.
6. The segmental pressure reduction device as claimed in claim 5, wherein the segmental baffle is welded or detachably connected with the end of the cylinder, and the detachable structure is that at least two second snap rings are arranged on the end of the cylinder and connected with second hooks which are arranged corresponding to the snap rings and have adaptive sizes.
7. A segmental pressure reduction device as claimed in claim 1, in which the outer end face of the flange is provided with an annular sealing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922344522.4U CN211738382U (en) | 2019-12-24 | 2019-12-24 | Segmental type pressure reducing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922344522.4U CN211738382U (en) | 2019-12-24 | 2019-12-24 | Segmental type pressure reducing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211738382U true CN211738382U (en) | 2020-10-23 |
Family
ID=72869739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922344522.4U Active CN211738382U (en) | 2019-12-24 | 2019-12-24 | Segmental type pressure reducing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211738382U (en) |
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2019
- 2019-12-24 CN CN201922344522.4U patent/CN211738382U/en active Active
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