CN212928942U - Silencing device for electromagnetic directional valve of friction press - Google Patents
Silencing device for electromagnetic directional valve of friction press Download PDFInfo
- Publication number
- CN212928942U CN212928942U CN202021116893.3U CN202021116893U CN212928942U CN 212928942 U CN212928942 U CN 212928942U CN 202021116893 U CN202021116893 U CN 202021116893U CN 212928942 U CN212928942 U CN 212928942U
- Authority
- CN
- China
- Prior art keywords
- flow baffle
- directional valve
- silencing
- cylinder
- barrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Details Of Valves (AREA)
Abstract
The utility model belongs to the technical field of a silencing device and specifically relates to a friction press solenoid directional valve silencing device, including setting up a plurality of hush cylinder in solenoid directional valve high pressure gas outlet one side, be provided with air inlet and gas outlet respectively at the both ends of every hush cylinder, solenoid directional valve high pressure gas outlet passes through metal collapsible tube and links to each other with the air inlet of a hush cylinder, loops through metal collapsible tube between the air inlet of all the other hush cylinders and the gas outlet and links to each other, and the gas outlet of the most terminal hush cylinder is gas discharge port. The above structure is adopted in the utility model, the electromagnetic directional valve of friction press is when exhausting, discharges behind silencing device, and the noise can obtain subduction by a wide margin behind silencing device, can fall to below 35 decibels minimum, has avoided causing noise pollution to the surrounding environment, has avoided causing the noise injury to press operation workman simultaneously, has guaranteed that workman's is healthy.
Description
Technical Field
The utility model relates to a silencing device, especially a friction press solenoid directional valve silencing device.
Background
The friction press is a widely applicable pressure processing machine, can be used for completing the work of die forging, heading section, bending, correcting, coining and the like in the mechanical manufacturing industry, and is very widely applied.
However, when the electromagnetic directional valve of the existing friction press exhausts, compressed air is mostly directly exhausted through the directional valve, and great noise can be generated in the exhaust process, the noise can reach more than 90 decibels, so that the electromagnetic directional valve is very harsh, not only can serious noise pollution be caused, the surrounding environment be affected, but also noise damage can be caused to press operation workers, and the physical health of the workers is affected.
SUMMERY OF THE UTILITY MODEL
The utility model provides a friction press electromagnetic directional valve silencing device has solved the problem that exists among the prior art.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
a friction press electromagnetic directional valve silencing device comprises a plurality of silencing cylinders arranged on one side of a high-pressure air outlet of an electromagnetic directional valve, wherein an air inlet and an air outlet are respectively arranged at two ends of each silencing cylinder; the silencing barrel comprises at least one air flow baffle, the air flow baffle comprises a flow baffle barrel, a flow baffle plate is welded inside the flow baffle barrel and comprises an upper flow baffle plate and a lower flow baffle plate, the upper flow baffle plate is arranged at the top of the flow baffle barrel in an interval inclined mode, the lower flow baffle plate is arranged at the bottom of the flow baffle barrel in an interval inclined mode, the lower flow baffle plate is located between two adjacent upper flow baffle plates, and a gap is reserved between the upper flow baffle plate and the lower flow baffle plate.
Particularly, the silencing barrel comprises at least one hole type stopper, the hole type stopper comprises a stopper barrel body, hole plates are welded inside the stopper barrel body at intervals, the hole plates are perpendicular to the stopper barrel body, and each hole plate is provided with a plurality of through holes.
In particular, the silencing barrel comprises at least one air deflector, the air deflector comprises a deflector barrel body, a partition plate is welded in the inner space of the deflector barrel body, the partition plate comprises an upper partition plate welded at the top of the deflector barrel body and a lower partition plate welded at the bottom of the deflector barrel body, the upper partition plate and the lower partition plate are arranged at intervals, a gap is reserved between the upper partition plate and the bottom of the deflector barrel body, and a gap is reserved between the lower partition plate and the top of the deflector barrel body.
Particularly, the thickness of the flow baffle plate is 5-8mm, the included angle between the upper flow baffle plate and the upper wall of the flow baffle cylinder body is 60 degrees, and the included angle between the lower flow baffle plate and the lower wall of the flow baffle cylinder body is 60 degrees.
Particularly, the thickness of the through hole plate is 5-8mm, the interval between the through hole plates is 100-120mm, and the diameter of the through hole plate is 5-8 mm.
In particular, the cross-sectional area of the diverter cylinder is smaller than the cross-sectional areas of the diverter cylinder and the stopper cylinder.
The above structure is adopted in the utility model, the electromagnetic directional valve of friction press is when exhausting, discharges behind silencing device, and the noise can obtain subduction by a wide margin behind silencing device, can fall to below 35 decibels minimum, has avoided causing noise pollution to the surrounding environment, has avoided causing the noise injury to press operation workman simultaneously, has guaranteed that workman's is healthy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. The elements and components in the drawings are not necessarily to scale.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the orifice plate.
In the figure, 1, a metal hose, 2, an electromagnetic directional valve, 3, an air baffle, 4, an upper baffle, 5, a lower baffle, 6, a hole type damper, 7, a pore plate, 8, a gas outlet, 9, an air baffle, 10, an upper partition, 11 and a lower partition.
Detailed Description
In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
As shown in fig. 1-2, a silencing device for an electromagnetic directional valve of a friction press comprises a plurality of silencing cylinders arranged on one side of a high-pressure air outlet of an electromagnetic directional valve 2, wherein an air inlet and an air outlet are respectively arranged at two ends of each silencing cylinder, the high-pressure air outlet of the electromagnetic directional valve 2 is connected with an air inlet of a first silencing cylinder through a metal hose 1, air inlets and air outlets of the other silencing cylinders are connected with each other through the metal hose 1 in sequence, and the air outlet of the silencing cylinder at the tail end is an air outlet 8; the silencing barrel comprises an air flow baffle 3, the air flow baffle 3 comprises a flow baffle barrel, a flow baffle plate is welded inside the flow baffle barrel and comprises an upper flow baffle plate 4 which is arranged at the top of the flow baffle barrel in an interval inclined mode, and a lower flow baffle plate 5 which is arranged at the bottom of the flow baffle barrel in an interval inclined mode, wherein the lower flow baffle plate 5 is located between two adjacent upper flow baffle plates 4, and a gap is reserved between the upper flow baffle plate 4 and the lower flow baffle plate 5.
The length, width and height of the flow baffle cylinder are respectively 400 × 1000mm, and the length of the flow baffle is 350 mm. The thickness of the flow baffle plate is 5mm, the included angle between the upper flow baffle plate 4 and the upper wall of the flow baffle cylinder body is 60 degrees, and the included angle between the lower flow baffle plate 5 and the lower wall of the flow baffle cylinder body is 60 degrees.
When passing through the air baffle 3, the air passes through the gap between the upper baffle 4 and the lower baffle 5 in sequence, and the air gradually reduces energy in the process of flowing through.
The silencing tube further comprises a hole type stopper 6, the hole type stopper 6 comprises a stopper tube body, pore plates 7 are welded inside the stopper tube body at intervals, the pore plates 7 are perpendicular to the stopper tube body, and each pore plate 7 is provided with a plurality of through holes 8. The length, width and height of the barrier cylinder are respectively 400 x 1000mm, the thickness of the pore plate 7 is 5mm, the interval between pore plates is 100mm, and the diameter of the through hole 8 is 5 mm. Each orifice plate 7 has a total of 676 through-holes 8.
The air is discharged through the through holes 8 on all the pore plates 7 in sequence when passing through the pore type damper 6, and the energy of the air is gradually reduced in the process of passing through the pore plates 7.
The silencing barrel further comprises an air deflector 9, the air deflector 9 comprises a deflector barrel body, partition plates are welded inside the deflector barrel body at intervals, the partition plates comprise upper partition plates 10 welded to the top of the deflector barrel body and lower partition plates 11 welded to the bottom of the deflector barrel body, the upper partition plates 10 and the lower partition plates 11 are arranged at intervals, gaps are reserved between the upper partition plates 10 and the bottom of the deflector barrel body, and gaps are reserved between the lower partition plates 11 and the top of the deflector barrel body.
The cross-sectional area of the diverter cylinder is smaller than the cross-sectional areas of the flow deflector cylinder and the blocker cylinder. The length, width and height of the cylinder body of the diverter are respectively 200 × 500mm, the length of the partition plate is 180mm, and the thickness of the partition plate is 5 mm.
When air passes through the air deflector 9, the air is deflected back and forth in a channel formed between the upper partition plate 10 and the lower partition plate 11, so that the effect of reducing the energy of the air is achieved.
When the air is discharged from the electromagnetic directional valve 2, the air enters the air flow baffle 3, the hole type blocker 6 and the air deflector 9 in sequence, the energy of the air is continuously reduced in the process, and finally the air is discharged from the air discharge port at the rear end of the air deflector 9, and the sound emitted at the moment is less than 35 decibels.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (6)
1. The utility model provides a friction press solenoid directional valve silencing device which characterized in that: the silencer comprises a plurality of silencing cylinders arranged on one side of a high-pressure air outlet of an electromagnetic directional valve, wherein an air inlet and an air outlet are respectively arranged at two ends of each silencing cylinder, the high-pressure air outlet of the electromagnetic directional valve is connected with the air inlet of a first silencing cylinder through a metal hose, the air inlets and the air outlets of the other silencing cylinders are connected through the metal hose in sequence, and the air outlet of the silencing cylinder at the tail end is an air outlet; the silencing barrel comprises at least one air flow baffle, the air flow baffle comprises a flow baffle barrel, a flow baffle plate is welded inside the flow baffle barrel and comprises an upper flow baffle plate which is arranged at the top of the flow baffle barrel in an interval inclined mode, a lower flow baffle plate which is arranged at the bottom of the flow baffle barrel in an interval inclined mode is further wrapped, the lower flow baffle plate is located between two adjacent upper flow baffle plates, and a gap is reserved between the upper flow baffle plate and the lower flow baffle plate.
2. The friction press electromagnetic directional valve silencing device according to claim 1, characterized in that: the silencing barrel comprises at least one hole type stopper, the hole type stopper comprises a stopper barrel body, pore plates are welded inside the stopper barrel body at intervals, the pore plates are perpendicular to the stopper barrel body, and each pore plate is provided with a plurality of through holes.
3. The friction press electromagnetic directional valve silencing device according to claim 1, characterized in that: the silencing barrel comprises at least one air deflector, the air deflector comprises a deflector barrel body, a partition plate is welded in the inner space of the deflector barrel body, the partition plate comprises an upper partition plate welded to the top of the deflector barrel body and a lower partition plate welded to the bottom of the deflector barrel body, the upper partition plate and the lower partition plate are arranged at intervals, a gap is reserved between the upper partition plate and the bottom of the deflector barrel body, and a gap is reserved between the lower partition plate and the top of the deflector barrel body.
4. The friction press electromagnetic directional valve silencing device according to claim 1, characterized in that: the thickness of the flow baffle plate is 5-8mm, the included angle between the upper flow baffle plate and the upper wall of the flow baffle cylinder body is 60 degrees, and the included angle between the lower flow baffle plate and the lower wall of the flow baffle cylinder body is 60 degrees.
5. A friction press electromagnetic directional valve silencing device according to claim 2, characterized in that: the thickness of the hole plate is 5-8mm, the interval between the hole plates is 100-120mm, and the diameter of the through hole is 5-8 mm.
6. A friction press electromagnetic directional valve silencing device according to claim 3, characterized in that: the cross-sectional area of the diverter cylinder is smaller than that of the flow baffle cylinder and the blocker cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021116893.3U CN212928942U (en) | 2020-06-16 | 2020-06-16 | Silencing device for electromagnetic directional valve of friction press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021116893.3U CN212928942U (en) | 2020-06-16 | 2020-06-16 | Silencing device for electromagnetic directional valve of friction press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212928942U true CN212928942U (en) | 2021-04-09 |
Family
ID=75323950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021116893.3U Active CN212928942U (en) | 2020-06-16 | 2020-06-16 | Silencing device for electromagnetic directional valve of friction press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212928942U (en) |
-
2020
- 2020-06-16 CN CN202021116893.3U patent/CN212928942U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212928942U (en) | Silencing device for electromagnetic directional valve of friction press | |
| KR101316520B1 (en) | Dual muffler for high output engine | |
| CN210118237U (en) | Noise elimination structure of compressor | |
| CN109332414B (en) | Butterfly-shaped extrusion die for producing flat-wide thin-wall multi-cavity aluminum profile | |
| CN114294504A (en) | Noise reduction structure and molding equipment with same | |
| CN101446219B (en) | Carbon emission reduction muffler for vehicle | |
| CN102606268B (en) | Reactive muffler for engineering machine | |
| CN212624782U (en) | Exhaust and emptying silencer | |
| CN210371082U (en) | Gradual change formula wide band exhaust muffler | |
| CN103438323A (en) | L-type impact air flow attenuator | |
| CN210014130U (en) | Ventilation end silencer | |
| CN219570313U (en) | Air outlet structure of pneumatic plunger pump | |
| CN108386253B (en) | Loader amortization mechanism | |
| CN219809496U (en) | Valve exhaust silencer | |
| CN201288597Y (en) | Exhaust reduction muffler for automobile | |
| CN105351666A (en) | Pipeline sound eliminator | |
| CN201305635Y (en) | Muffler device of aluminium electrolytic cell crust-breaking cylinder | |
| CN217603489U (en) | Valve exhaust silencing device | |
| CN212618417U (en) | Anti-robbery air F-shaped air duct | |
| CN214740368U (en) | Chimney and smoke exhaust system | |
| CN211116191U (en) | Silencer | |
| CN210769562U (en) | Rectangular column shape fan silencer | |
| CN203742711U (en) | Automobile silencer | |
| CN214999764U (en) | Silencer for electromagnetic pneumatic valve set | |
| CN213953711U (en) | Fire-proof silencer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |