CN209743864U - Damping water supply pipeline for plunger pump - Google Patents
Damping water supply pipeline for plunger pump Download PDFInfo
- Publication number
- CN209743864U CN209743864U CN201920352406.4U CN201920352406U CN209743864U CN 209743864 U CN209743864 U CN 209743864U CN 201920352406 U CN201920352406 U CN 201920352406U CN 209743864 U CN209743864 U CN 209743864U
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- plunger pump
- rubber
- water supply
- decompression chamber
- shock absorber
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Abstract
the utility model discloses a shock attenuation water supply pipe for plunger pump, including plunger pump and the inlet pipe who links to each other with the plunger pump, be equipped with the decompression chamber on the inlet pipe of plunger pump, be equipped with the rubber diaphragm in the decompression chamber, rubber diaphragm both ends respectively with inlet pipe sealing connection, the face that the rubber diaphragm deviates from rivers is connected with the one end of rubber shock absorber post, rubber shock absorber post overcoat is equipped with damping spring, the other end of rubber shock absorber post is fixed on the slider, establish in the spout at the slider both ends, the spout is established on the relative inside wall in decompression chamber. The utility model discloses can effectively reduce the vibrations of pump front pipeline, simple structure, with low costs, shock attenuation are effectual.
Description
Technical Field
The utility model relates to a plunger pump equipment technical field especially relates to a plunger pump is with shock attenuation water supply pipe.
Background
The plunger pump depends on the reciprocating motion of the plunger in the cylinder body to change the volume of the sealed working cavity, thereby achieving the purpose of sucking and extruding liquid.
Because the instantaneous discharge capacity of the plunger pump is constantly changed in the working process, the fluid can generate water hammer in a pipeline in front of the pump, the pressure in the pipeline connected with the plunger pump is rapidly fluctuated, so that the pipeline vibrates, the joint of the pipeline and equipment is broken, potential safety hazards are generated, strong resonance can be generated at the equipment at a water meter, a valve, a water distribution station pipeline and the like, damage in a larger range is generated, in order to relieve or even eliminate the fluctuation of pipeline pressure caused by the plunger pump, a shock absorber is generally installed at the inlet of the plunger pump, the shock absorber at the inlet of the plunger pump commonly used at present generally has an air bag structure, nitrogen is required to be filled for providing air pressure, the structure of the device is complex, the cost is high, and the shock absorbing effect is not ideal.
Disclosure of Invention
The utility model aims to provide a: the utility model provides a plunger pump is with shock attenuation water supply pipe, can effectively reduce the pipeline vibrations before the pump, simple structure, with low costs, shock attenuation are effectual.
The utility model adopts the technical scheme as follows:
The utility model provides a shock attenuation water supply pipe for plunger pump, includes plunger pump and the inlet pipeline who links to each other with the plunger pump, be equipped with the decompression chamber on the inlet pipeline of plunger pump, the intracavity that decompresses is equipped with rubber diaphragm, rubber diaphragm both ends respectively with inlet pipeline sealing connection, the face that rubber diaphragm deviates from rivers is connected with the one end of rubber shock absorber post, rubber shock absorber post overcoat is equipped with damping spring, the rubber shock absorber post other end is fixed on the slider, the slider both ends are established in the spout, the spout is established on the relative inside wall in decompression chamber.
The utility model discloses a theory of operation does:
Rivers let in the plunger pump inlet pipe way, the pressure of plunger pump inlet pipe way changes, produce undulantly, undulantly pass on the rubber diaphragm, the rubber diaphragm is by jack-up or drop-down, take place elastic deformation, link to each other with the rubber shock absorber post because of the rubber diaphragm, then with this undulantly transmit the rubber shock absorber post on, because the elastic deformation characteristic of rubber shock absorber post itself, can consume this undulantly vibrations, damping spring receives the extrusion simultaneously and takes place deformation and weaken vibrations, thereby weaken the pressure fluctuation of eliminating plunger pump inlet pipe way department even. In addition, the rubber shock absorption column is connected with the sliding block and can slide in the sliding groove under the action of fluctuation to adapt to different pressure sizes to achieve the effect of matching shock absorption, so that the pressure of the inlet pipeline of the plunger pump can be kept stable better.
Furthermore, the surface of the rubber diaphragm contacting with water flow is provided with an anticorrosive layer, so that the service life of the rubber diaphragm can be prolonged.
furthermore, all be equipped with the pressure reducing plate on the pipeline of pressure reducing chamber import and export, be equipped with the rivers through hole on the pressure reducing plate, rivers reach the pressure reducing plate and also reduce thereupon under the effect of blockking of pressure reducing plate rivers pressure, and the rivers through hole on the pressure reducing plate can let water flow through, is unlikely to make the flow reduce by a wide margin.
Further, decompression chamber top and bottom all are equipped with the decompression through-hole for alleviate the inside pressure in decompression chamber.
Furthermore, one end of the sliding groove is connected with the top or the bottom of the decompression cavity, and the other end of the sliding groove is provided with a limiting block to prevent the sliding block from being separated from the sliding groove.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. The utility model discloses a set up the decompression chamber on the import pipeline of plunger pump, rivers pass through the decompression chamber, the pressure of plunger pump import pipeline changes, produce undulantly, undulantly pass to on the rubber diaphragm, the rubber diaphragm is by jack-up or drop-down, take place elastic deformation, then with this undulantly transmit the rubber shock absorber post on, the elastic deformation of rubber shock absorber post itself can consume this undulantly vibrations, damping spring receives the extrusion simultaneously and takes place deformation and weaken vibrations, thereby weaken the pressure fluctuation of eliminating plunger pump import pipeline department even. In addition, the rubber shock absorption column is connected with the sliding block and can slide in the sliding groove under the action of fluctuation to adapt to different pressure sizes to achieve the effect of matching shock absorption, so that the pressure of the inlet pipeline of the plunger pump can be kept stable better.
2. The utility model discloses a set up the pressure reducing plate on the pipeline of pressure reducing cavity import and export, be equipped with the rivers through-hole on the pressure reducing plate, rivers reach the pressure reducing plate and also reduce thereupon under the effect of blockking of pressure reducing plate, and the rivers through-hole on the pressure reducing plate can let the rivers flow through, is unlikely to make the flow reduce by a wide margin in the time of the decompression.
drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention;
Fig. 2 is an enlarged view of the position a of the present invention.
Labeled as: 1-plunger pump, 2-inlet pipeline, 3-decompression cavity, 31-decompression plate, 311-water flow through hole, 32-rubber diaphragm, 321-anticorrosive layer, 33-rubber shock absorption column, 34-shock absorption spring, 35-slide block, 36-slide groove, 37-decompression through hole and 38-limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
example 1
The utility model provides a shock attenuation water supply pipe for plunger pump, includes plunger pump 1 and the inlet pipe 2 that links to each other with plunger pump 1, be equipped with decompression chamber 3 on the inlet pipe 2 of plunger pump 1, be equipped with rubber diaphragm 32 in the decompression chamber 3, rubber diaphragm 32 both ends respectively with inlet pipe 2 sealing connection, the face that rubber diaphragm 32 deviates from rivers is connected with the one end of rubber shock absorber post 33, rubber shock absorber post 33 overcoat is equipped with damping spring 34, the rubber shock absorber post 33 other end is fixed on slider 35, establish in spout 36 at slider 35 both ends, spout 36 is established on the inside wall that decompression chamber 3 is relative.
The utility model discloses a theory of operation does:
Rivers let in 1 inlet pipe way 2 of plunger pump, 1 inlet pipe way 2's of plunger pump pressure changes, produce undulant, undulant rubber diaphragm 32 of passing to, rubber diaphragm 32 is by jack-up or drop-down, elastic deformation takes place, link to each other with rubber shock absorber post 33 because of rubber diaphragm 32, then with this undulant transmit to rubber shock absorber post 33 on, because the elastic deformation characteristic of rubber shock absorber post 33 itself, can consume this undulant vibrations, damping spring 34 receives the extrusion simultaneously and takes place deformation and weaken vibrations, thereby weaken or even eliminate the pressure fluctuation of 1 inlet pipe way 2 department of plunger pump. In addition, the rubber shock absorption column 33 is connected with the sliding block 35, and can slide in the sliding groove 36 under the action of fluctuation to adapt to different pressures so as to achieve the effect of matching shock absorption, and the pressure of the inlet pipeline 2 of the plunger pump 1 can be kept stable better.
Example 2
In addition to embodiment 1, the surface of the rubber diaphragm 32 contacting the water flow is provided with the corrosion-resistant layer 321, so that the service life of the rubber diaphragm 32 can be prolonged.
Example 3
On the basis of embodiment 1, the pressure reducing plates 31 are respectively arranged on the pipelines of the inlet and the outlet of the pressure reducing chamber 3, the pressure reducing plates 31 are provided with water flow through holes 311, the water flow pressure is reduced when the water flow reaches the pressure reducing plates 31 under the blocking effect of the pressure reducing plates 31, and the water flow through holes 311 on the pressure reducing plates 31 can allow the water to flow through, so that the flow is not greatly reduced.
Example 4
On the basis of embodiment 1, the decompression chamber 3 is provided with decompression through holes 37 at the top and the bottom for relieving the pressure inside the decompression chamber 3.
Example 5
On the basis of embodiment 1, one end of the sliding groove 36 is connected with the top or the bottom of the decompression chamber 3, and the other end is provided with a limiting block 38 to prevent the sliding block 35 from being separated from the sliding groove 36.
Claims (5)
1. The utility model provides a shock attenuation water supply pipe for plunger pump, includes plunger pump (1) and inlet pipeline (2) that link to each other with plunger pump (1), a serial communication port, be equipped with decompression chamber (3) on inlet pipeline (2) of plunger pump (1), be equipped with rubber diaphragm (32) in decompression chamber (3), rubber diaphragm (32) both ends respectively with inlet pipeline (2) sealing connection, rubber diaphragm (32) deviate from the face of rivers and are connected with the one end of rubber shock absorber post (33), rubber shock absorber post (33) overcoat is equipped with damping spring (34), the rubber shock absorber post (33) other end is fixed on slider (35), establish in spout (36) slider (35) both ends, spout (36) are established on the inside wall that decompression chamber (3) are relative.
2. The damper water supply pipeline for the plunger pump according to claim 1, wherein the surface of the rubber diaphragm (32) contacting the water flow is provided with an anticorrosive layer (321).
3. The damped water supply pipeline for the plunger pump according to claim 1, wherein the pressure reducing plates (31) are arranged on the pipelines of the inlet and the outlet of the pressure reducing chamber (3), and the pressure reducing plates (31) are provided with water flow through holes (311).
4. the damper water supply pipeline for the plunger pump according to claim 1, wherein the decompression chamber (3) is provided with decompression through holes (37) at the top and the bottom.
5. The shock-absorbing water supply pipeline for the plunger pump according to claim 1, wherein one end of the chute (36) is connected with the top or the bottom of the decompression chamber (3), and the other end is provided with a limiting block (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920352406.4U CN209743864U (en) | 2019-03-19 | 2019-03-19 | Damping water supply pipeline for plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920352406.4U CN209743864U (en) | 2019-03-19 | 2019-03-19 | Damping water supply pipeline for plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209743864U true CN209743864U (en) | 2019-12-06 |
Family
ID=68717376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920352406.4U Active CN209743864U (en) | 2019-03-19 | 2019-03-19 | Damping water supply pipeline for plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209743864U (en) |
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2019
- 2019-03-19 CN CN201920352406.4U patent/CN209743864U/en active Active
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