CN206190376U - Be used for clean exhaust unloading silencer of motor car framework - Google Patents
Be used for clean exhaust unloading silencer of motor car framework Download PDFInfo
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- CN206190376U CN206190376U CN201621141857.6U CN201621141857U CN206190376U CN 206190376 U CN206190376 U CN 206190376U CN 201621141857 U CN201621141857 U CN 201621141857U CN 206190376 U CN206190376 U CN 206190376U
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- smooth bore
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- car framework
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Abstract
The utility model discloses a be used for clean exhaust unloading silencer of motor car framework, include: a smoothbore decompression section of thick bamboo (3) is located central point and is put, and its lower extreme is open air inlet, and the upper end is open gas vent, silencing pot (2), the cover is located the periphery of a smoothbore decompression section of thick bamboo (3), with form the annular space between the smoothbore decompression section of thick bamboo (3), seted up a plurality of soundproofing hole on its wall, go up shrouding (1), lower shrouding (6), connecting rod (4) and anchor clamps (7), anchor clamps (7) are used for fixing whole silencer (2) at exhaust hole of motor car framework seat. Convenient the installing on the framework of anchor clamps of this silencer accessible bottom design, it has good noise suppression effect, good air power performance, when carrying out the clean air exhaust unloading of high pressure, can the produced noise of effectual reduction.
Description
Technical field
The utility model is related to silencer technical field, particularly during the processing and manufacturing of motor-car framework, for eliminating
The silencer of noise is produced because of the emptying of high pressure cleaning gas exhaust.
Background technology
Framework is on motor-car for transmitting load, support being provided for two stage suspension system, for other various servicing units are carried
For the core component supported.
The power of motor-car is H-shaped box-shaped knot generally by two curb girders and two crossbeam group welderings with non-powered bogie frame
Structure, gusset is provided with its curb girder, to improve curb girder load-bearing rigidity, and air spring branch is devised between side rail outer and two crossbeams
Support beam, two support beams are connected with two crossbeams respectively, collectively as the auxiliary air reservoir of air spring.
To eliminate the internal soundness defect hidden danger of mo(u)lded piece, framework does not use cast steel member, and other mainly carry flap seat
Using forging structure, bogie frame carries out integrally annealed treatment and overall machining after the completion of welding.
In process, the debris such as cuttings liquid and iron filings can be remained in additive air room, after the process is completed, it is necessary to
Further cleaning, and the special construction of auxiliary air reservoir, certain difficulty is brought to cleaning work.
Existing method for cleaning is to dry up cuttings liquid using high-pressure blast, and the exhaust of auxiliary air reservoir is blocked using soft cloth
Hole, makes auxiliary air reservoir turn into enclosed construction, and when the pressure-air that closure is produced releases soft cloth from steam vent, moment will
The debris such as iron filings are taken out of, due to being vented emptying for the pressure-air moment cleaned, therefore can be produced in scale removal process very big
Noise, for a long time work in such circumstances, harmful operations employee's is healthy.
Therefore, the noise produced because high pressure cleaning air exhaust is vented how is reduced, is those skilled in the art's needs
The technical problem of solution.
Utility model content
The purpose of this utility model is to provide a kind of for motor-car framework cleaning Gas Exhausting Muffle.The silencer can lead to
The fixture for crossing bottom design is conveniently installed on framework, and it has a good soundproof effect, excellent aerodynamic quality,
When carrying out the emptying of high pressure cleaning air exhaust, produced noise can be effectively reduced.
To achieve the above object, the utility model provides a kind of for motor-car framework cleaning Gas Exhausting Muffle, including：
Smooth bore decompression cylinder, located at center, its lower end is unlimited air inlet, and upper end is unlimited exhaust outlet；
Silencing pot, is sheathed on the periphery of the smooth bore decompression cylinder, and annular space is formed between smooth bore decompression cylinder, its
Some sound attenuation holes are offered on barrel；
Upper sealing plate, lower shrouding, are respectively arranged on the top and bottom of the smooth bore decompression cylinder and silencing pot, are respectively equipped with thereon
Corresponding to the centre bore at smooth bore decompression cylinder two ends；
Connecting rod, is vertically connected with the upper sealing plate and lower shrouding, smooth bore decompression cylinder and silencing pot is fixed on described
Between upper sealing plate and lower shrouding；
Fixture, located at the lower shrouding, the steam vent hole seat for whole silencer to be fixed on motor-car framework.
Preferably, further include seal sleeve, the seal sleeve pass from below through the centre bore of the lower shrouding with
The air inlet of the smooth bore decompression cylinder lower end is connected, and its outer face for connecing relative with motor-car framework steam vent is provided with sealing
Circle.
Preferably, the seal sleeve is threadedly coupled with the air inlet of smooth bore decompression cylinder lower end.
Preferably, the two ends of the smooth bore decompression cylinder are respectively embedded into the spacing of centre bore one of the upper sealing plate and lower shrouding
From；The two ends of the silencing pot are respectively embedded into the annular caulking groove of the upper sealing plate and lower shrouding.
Preferably, the quantity of the connecting rod is multiple, the annular array distribution centered on the smooth bore relief pipe.
Preferably, the through hole that the annular space is in communication with the outside from top is offered on the upper sealing plate.
Preferably, the fixture includes left fixture and right fixture symmetrically located at the lower shrouding both sides.
Preferably, the left fixture includes：
First latch segment, is fixed on the lower shrouding；
Second latch segment, is slidably matched with first latch segment along the radial direction of the lower shrouding, for from left side
Clamp the steam vent hole seat of framework；
First lock shaft, its one end is threadedly coupled with first latch segment, after the other end passes through second latch segment
It is provided with the first locking nut.
Preferably, the right fixture includes：
3rd latch segment, is fixed on the lower shrouding；
4th latch segment, for the steam vent hole seat from right side clamping framework；
Second lock shaft, its one end is threadedly coupled with the 3rd latch segment, after the other end passes through the 4th latch segment
It is provided with the second locking nut.
Preferably, second latch segment and the 4th latch segment are in relative " L " shape of bending part, the top of both opposite sides
Inclined-plane is designed as at angle.
Silencer provided by the utility model aims at the cleaning exhaust emptying of motor-car framework and designs, and when in use, first will
Muffler body is fixed on the seat of the steam vent hole of framework by the fixture on lower shrouding, then using soft cloth closure smooth bore decompression
Pipe, makes auxiliary air reservoir turn into enclosed construction, when the pressure-air that closure is produced releases soft cloth from smooth bore relief pipe, wink
Between the debris such as iron filings are taken out of, smooth bore relief pipe energy moment reduces the pressure of compressed air, and can seal pressure of the plug in hole
Cloth is smoothly skidded off through smooth bore, so both reduces a part of noise figure by expenditure and pressure soundproof effect, and does not influence cavity
Cleaning；Meanwhile, substantial amounts of aperture is offered on silencing pot, can significantly reduce A sound level noise figures.On the whole, this practicality
It is new that excellent aerodynamic quality, sound deadening capacity can reach man-made noise standard with good soundproof effect, and weight compared with
Gently, it is easy for installation, it is well positioned to meet actual condition demand.
In a kind of preferred scheme, by setting seal sleeve, enable whole muffler body by seal sleeve outside
Sealing ring on end face is docked with framework vent hole seal, so as to avoid being leaked air phenomenon in joint in pressure process,
Ensure the sealing property of sealed construction.
Brief description of the drawings
Fig. 1 is that a kind of structure for motor-car framework cleaning Gas Exhausting Muffle disclosed in the utility model embodiment is shown
It is intended to；
Fig. 2 is the upward view (after removing fixture) of lower shrouding shown in Fig. 1 and seal sleeve；
Fig. 3 is the close-up schematic view of left fixture shown in Fig. 1；
Fig. 4 is the close-up schematic view of right fixture described in Fig. 1.
In figure：
1. the fixture of the smooth bore of 2. silencing pot of upper sealing plate 3. decompression cylinder 4. connecting rod, 5. seal sleeve 6. times shroudings 7.
The latch segment 76. of 71. first latch segment, 72. second latch segment, 73. first lock shaft, 74. first locking nut 75. the 3rd
The through hole of four latch segments, 77. second 78. second locking nut of lock shaft, 8. sealing ring 9.
Specific embodiment
Core of the present utility model is to provide a kind of aerodynamic quality to meet actual condition demand, and sound deadening capacity can reach
To man-made noise standard, lighter in weight, motor-car framework cleaning Gas Exhausting Muffle easy for installation.
In order that those skilled in the art more fully understand the utility model scheme, below in conjunction with the accompanying drawings and specific implementation
The utility model is described in further detail for mode.
Fig. 1, Fig. 2 are refer to, Fig. 1 is a kind of for the cleaning exhaust emptying of motor-car framework disclosed in the utility model embodiment
The structural representation of silencer；Fig. 2 is the upward view of lower shrouding and seal sleeve shown in Fig. 1.
As illustrated, in a kind of specific embodiment, it is clear that silencer provided by the utility model aims at motor-car framework
Clean exhaust is vented and designs, mainly by upper sealing plate 1, silencing pot 2, smooth bore decompression cylinder 3, connecting rod 4, seal sleeve 5, lower shrouding 6
And the grade of fixture 7 part is constituted, its main structure body main material uses aluminum alloy materials.
Smooth bore decompression cylinder 3 is in center, and its lower end is unlimited air inlet, and upper end is unlimited exhaust outlet；Smooth bore
The inner diameter of decompression cylinder 3 is that the volume for sealing cloth according to pressure determines, its diameter can guarantee that envelope cloth smooth bore inwall is in close contact,
And frictional resistance is smaller；Smooth bore decompression cylinder 3 can be made of aluminum pipe, its light weight, and surface smoothness is good and easily forms cause
Close oxide-film, it is corrosion-resistant, help to extend the service life of silencer.
Silencing pot 2 is set in the periphery of smooth bore decompression cylinder 3, annular space is formed between smooth bore decompression cylinder 3, on its barrel
Offer some sound attenuation holes.Silencing pot 2 can open up totally two Ariadnes, 32 row holes, total hole count using the pure aluminum plate of thickness 2mm
768, then the cylinder that orifice plate is rolled into diameter 92mm is made.
Upper sealing plate 1 and lower shrouding 6, the top and bottom of depressurized positioned at smooth bore respectively cylinder 3 and silencing pot 2, set respectively thereon
There is the centre bore corresponding to smooth bore decompression cylinder 3 two ends；The two ends of smooth bore decompression cylinder 3 are respectively embedded into upper sealing plate 1 and lower shrouding 6
Heart hole certain distance, in order to install positioning；The two ends of silencing pot 2 are respectively embedded into the annular caulking groove of upper sealing plate 1 and lower shrouding 6
In.
The inner surface of smooth bore decompression cylinder 3 lower end is provided with internal thread, and seal sleeve 5 is in inverted " t " font, outside its miner diameter end
Surface is provided with external screw thread, and the internal thread for passing from below through centre bore and smooth bore decompression cylinder 3 lower end of lower shrouding 6 is tightened and is connected,
Its outer face for connecing relative with motor-car framework steam vent is provided with sealing ring 8, it is to avoid leakage occur in joint in pressure process
Gas phenomenon, it is ensured that the sealing property between muffler body and framework.
Upper sealing plate 1 and lower shrouding 6 are rounded, and its periphery has three equally distributed semicircle connects bearings, to pacify
Three connecting rods 4 are filled, the upper and lower ends of each connecting rod 4 are locked by upper and lower two nuts after being each passed through connects bearing, made
Upper sealing plate 1 links together with lower shrouding 6, at the same by smooth bore depressurize cylinder 3 and silencing pot 4 be fixed on upper sealing plate 1 and lower shrouding 6 it
Between.
Improved as one kind, can be opened up on upper sealing plate 1 annular space that smooth bore depressurizes between cylinder 3 and silencing pot 2 from
The through hole 9 that top is in communication with the outside.For example, screwed hole for connecting up and down etc..
Fig. 3, Fig. 4 are refer to, Fig. 3 is the close-up schematic view of left fixture shown in Fig. 1；Fig. 4 is right folder described in Fig. 1
The close-up schematic view of tool.
As illustrated, the installation of silencer is that muffler body is fixed on into steam vent by the fixture 7 on lower shrouding 6
On the seat of hole, the main left fixture and right fixture by being symmetrically located at lower shrouding both sides of fixture 7 is constituted, and side fixture blocks framework
On side wall, opposite side fixture screws, you can fixes silencer and compresses sealing ring 8.
Specifically, left fixture is mainly made up of the first latch segment 71, the second latch segment 72, the first lock shaft 73, wherein the
One latch segment 71 is in flat rectangular shape, and its one end offers horizontal draw-in groove, lower shrouding 6 is connected to by horizontal draw-in groove
It is fixed by two bolts after on left margin, its other end offers longitudinal chute, one end of the first lock shaft 73 is from indulging
The first latch segment 71 is screwed inwardly into chute, is threadedly coupled with the first latch segment 71, the other end of the first lock shaft 73 is through the
It is fixed by the first locking nut 74 after two latch segments 72.
Right fixture is mainly made up of the 3rd latch segment 75, the 4th latch segment 76, the second lock shaft 77, wherein the 3rd latch segment
75 is in flat rectangular shape, and its one end offers horizontal draw-in groove, the right of lower shrouding 6 is connected to along upper by horizontal draw-in groove
It is fixed by two bolts afterwards, one end of the second lock shaft 77 is threadedly coupled with the 3rd latch segment 75, the other end is through the
It is fixed by the second locking nut 78 after four latch segments 76.
Second latch segment 72 is slidably matched with the first latch segment 71 along the radial direction of lower shrouding, for clamping structure from left side
The steam vent hole seat of frame, the 4th latch segment 76 is used for the steam vent hole seat from right side clamping framework；Second latch segment 72 and the 4th
Latch segment 76 is designed as inclined-plane, wherein the folding of the second latch segment 72 in bending part relative " L " shape at the drift angle of both opposite ends
Bending part length of the turn of bilge length more than the 4th latch segment 76.
In said structure, the first latch segment 71 is provided with longitudinal chute, and the second latch segment 72 can be in longitudinal chute
Move in transverse direction and adjust, do not design such longitudinal direction chute on the 3rd latch segment 75 then.But according to actual need
Will, it is also possible to longitudinal chute is designed on the 3rd latch segment 75, so as to the 4th latch segment 76 in longitudinal chute in transverse direction
Move and adjust.
Above-described embodiment is only preferred scheme of the present utility model, is specifically not limited thereto, on this basis can basis
It is actually needed and makes with targetedly adjusting, so as to obtain different implementation methods.For example, the quantity of connecting rod 4 is multiple,
The annular array distribution centered on smooth bore relief pipe 3；Or, connecting rod 4 is located at the ring that smooth bore depressurizes between cylinder 3 and silencing pot 2
Shape space；Or, muffler body is fixed architecturally, etc. by other types of fixture.Due to side in the cards
Formula is more, just no longer illustrates one by one here.
The silencer is made up of expenditure and pressure muffling part and micropore jet muffling part, and expenditure and pressure part is subtracted by smooth bore
Pressure pipe 3 is constituted, and traditional hermetic design is changed into one end is opened, and the pressure of compressed air is reduced by the moment of smooth bore relief pipe 3,
And pressure Feng Bujing smooth bore of the plug in hole can be made smoothly to skid off, a part is both so reduced by expenditure and pressure soundproof effect
Noise figure, and the cleaning of cavity is not influenceed；Silencing pot 2 is provided with a large amount of apertures, can significantly reduce A sound level noise figures.Have
Good soundproof effect, excellent aerodynamic quality, and the design of its bottom jig ensure that silencer is easy for installation.
It is described in detail for motor-car framework cleaning Gas Exhausting Muffle to provided by the utility model above.
Specific case used herein is set forth to principle of the present utility model and implementation method, and the explanation of above example is only
It is to be used to help understand core concept of the present utility model.It should be pointed out that for those skilled in the art,
On the premise of the utility model principle is not departed from, some improvement and modification can also be carried out to the utility model, these improvement
Also fallen into the utility model scope of the claims with modification.
Claims (10)
1. it is a kind of to clean Gas Exhausting Muffle for motor-car framework, it is characterised in that including：
Smooth bore decompression cylinder (3), located at center, its lower end is unlimited air inlet, and upper end is unlimited exhaust outlet；
Silencing pot (2), is sheathed on the periphery of smooth bore decompression cylinder (3), annular is formed between smooth bore decompression cylinder (3) empty
Between, some sound attenuation holes are offered on its barrel；
Upper sealing plate (1), lower shrouding (6), are respectively arranged on the top and bottom of smooth bore decompression cylinder (3) and silencing pot (2), thereon
It is respectively equipped with the centre bore at cylinder (3) two ends of being depressurized corresponding to the smooth bore；
Connecting rod (4), is vertically connected with the upper sealing plate (1) and lower shrouding (6), by smooth bore decompression cylinder (3) and silencing pot (2)
It is fixed between the upper sealing plate (1) and lower shrouding (6)；
Fixture (7), located at the lower shrouding (6), the steam vent hole seat for whole silencer (2) to be fixed on motor-car framework
On.
2. it is according to claim 1 to clean Gas Exhausting Muffle for motor-car framework, it is characterised in that to further include
Seal sleeve (5), the seal sleeve (5) passes from below through the centre bore and the smooth bore decompression cylinder (3) of the lower shrouding (6)
The air inlet of lower end is connected, and it is used for the outer face for connecing relative with motor-car framework steam vent and is provided with sealing ring (8).
3. it is according to claim 2 to clean Gas Exhausting Muffle for motor-car framework, it is characterised in that the sealing shroud
Cylinder (5) is threadedly coupled with the air inlet of smooth bore decompression cylinder (3) lower end.
4. it is according to claim 1 to clean Gas Exhausting Muffle for motor-car framework, it is characterised in that the smooth bore subtracts
The two ends of pressure cylinder (3) are respectively embedded into the centre bore certain distance of the upper sealing plate (1) and lower shrouding (6)；The silencing pot (2)
Two ends are respectively embedded into the annular caulking groove of the upper sealing plate (1) and lower shrouding (6).
5. it is according to claim 1 to clean Gas Exhausting Muffle for motor-car framework, it is characterised in that the connecting rod
(4) quantity is multiple, the annular array distribution centered on the smooth bore relief pipe (3).
6. it is according to claim 1 to clean Gas Exhausting Muffle for motor-car framework, it is characterised in that the upper sealing plate
(1) through hole that the annular space is in communication with the outside from top is offered on.
7. it is according to claim 1 to clean Gas Exhausting Muffle for motor-car framework, it is characterised in that the fixture
(7) including symmetrically located at the left fixture and right fixture of the lower shrouding both sides.
8. it is according to claim 7 to clean Gas Exhausting Muffle for motor-car framework, it is characterised in that the left fixture
Including：
First latch segment (71), is fixed on the lower shrouding (6)；
Second latch segment (72), is slidably matched with first latch segment (71) along the radial direction of the lower shrouding (6), is used for
From the steam vent hole seat of left side clamping framework；
First lock shaft (73), its one end is threadedly coupled with first latch segment (71), and the other end is locked through described second
The first locking nut (74) is provided with after block (72).
9. it is according to claim 8 to clean Gas Exhausting Muffle for motor-car framework, it is characterised in that the right fixture
Including：
3rd latch segment (75), is fixed on the lower shrouding (6)；
4th latch segment (76), for the steam vent hole seat from right side clamping framework；
Second lock shaft (77), its one end is threadedly coupled with the 3rd latch segment (75), and the other end is locked through the described 4th
The second locking nut (78) is provided with after block (76).
10. it is according to claim 9 to clean Gas Exhausting Muffle for motor-car framework, it is characterised in that described second
Latch segment (72) and the 4th latch segment (76) are designed as inclined-plane in bending part relative " L " shape at the drift angle of both opposite sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621141857.6U CN206190376U (en) | 2016-10-20 | 2016-10-20 | Be used for clean exhaust unloading silencer of motor car framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621141857.6U CN206190376U (en) | 2016-10-20 | 2016-10-20 | Be used for clean exhaust unloading silencer of motor car framework |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206190376U true CN206190376U (en) | 2017-05-24 |
Family
ID=58731842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621141857.6U Active CN206190376U (en) | 2016-10-20 | 2016-10-20 | Be used for clean exhaust unloading silencer of motor car framework |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206190376U (en) |
-
2016
- 2016-10-20 CN CN201621141857.6U patent/CN206190376U/en active Active
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