CN208010558U - Silencing means and air compressor machine - Google Patents
Silencing means and air compressor machine Download PDFInfo
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- CN208010558U CN208010558U CN201820145401.XU CN201820145401U CN208010558U CN 208010558 U CN208010558 U CN 208010558U CN 201820145401 U CN201820145401 U CN 201820145401U CN 208010558 U CN208010558 U CN 208010558U
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- upper cover
- silencing means
- air inlet
- lower cover
- inlet pipe
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Abstract
A kind of silencing means and air compressor machine, including upper cover (11) and it is incorporated into the lower cover (12) of upper cover, upper cover includes circular top wall (114) and the annular upper side wall (115) that is extended downwardly from the edge of roof, roof and upper side wall, which enclose, to be set to form hollow upper cover cavity (112), and lower cover includes circular bottom wall (125) and the annular lower wall (126) that is upwardly extended from the edge of bottom wall；Upper side wall is connected through a screw thread fixation with lower wall, upper cover further includes being located in upper cover cavity and being shaped in the air inlet pipe on the inside of roof (111), one end of air inlet pipe connects and runs through upper side wall, the other end extends in upper cover cavity, and air inlet pipe protrudes into the length of upper cover cavity more than the radius on the inside of roof.The silencing means and pneumatics function of the utility model reduce number of molds, simplify silencing means structure, and the good muffling effect of silencing means.
Description
[Ji Shulingyu ]
The utility model is related to a kind of silencing means and air compressor machine, more particularly to a kind of silencing means and sky simple in structure
Press.
[Bei Jingjishu ]
Air compressor machine is the abbreviation of air compressor, is a kind of industrial equipment for compressed gas.Air compressor machine is in work
In the process, inevitably result from noise, the noise problem of air compressor machine have become weigh one of its comprehensive performance it is important
Index.And the noise at air compressor air intake mouth is main noise source, therefore noise reduction can be installed at the air inlet of air compressor machine
Device, but existing muffler structure is complicated, is easily damaged, and erasure effect is bad.
It is practical new that the China announced on November 24th, 2017 is seen for the structure that air compressor silencer is improved
Type patent the 201720341389.5th, there is disclosed a kind of air compressor silencers.The air compressor silencer includes shell, lid
And loaded on the noise reduction core in shell, the side of shell is provided with air inlet, and one and enclosure interior are provided at air inlet
The air inlet pipe being connected.It is provided with escape pipe on the outer end face of lid, is provided on the inner face of lid and is connected with escape pipe
Snorkel, the periphery of snorkel is provided with snap ring.One end of noise reduction core towards lid is provided with outlet lid, and outlet covers out
Equipped with the venthole being caught in for snap ring cooperation, snorkel stretches into the interior of noise reduction core across venthole.Noise reduction core direction
One end of housing bottom is provided with sealing cover, although improving erasure effect, complicated, and the escape pipe of the muffler
It is more weak, easily broken with lid junction.
In consideration of it, it is necessory to provide a kind of improved muffler and air compressor machine to overcome defect of the existing technology.
[Shi Yongxinxingneirong ]
In view of the deficiencies of the prior art, the purpose of this utility model is to provide a kind of simple in structure and good muffling effect
Silencing means and air compressor machine.
The utility model solves prior art problem and following technical solution can be used：A kind of silencing means, including upper cover and
It is incorporated into the lower cover of upper cover, the upper cover includes circular top wall and the annular upper side wall that is extended downwardly from the edge of roof, described
Roof is enclosed with upper side wall to be set to form hollow upper cover cavity, and the lower cover includes circular bottom wall and upwardly extended from the edge of bottom wall
Annular lower wall.The upper side wall of the upper cover and the lower wall of lower cover are connected through a screw thread fixation, and the upper cover further includes position
In in upper cover cavity and being shaped in the air inlet pipe on the inside of roof, one end connection of the air inlet pipe and run through upper side wall, separately
One end extends in upper cover cavity, and the air inlet pipe protrudes into the length of upper cover cavity more than the radius on the inside of roof.
The scheme of being further improved is：The air inlet pipe includes air inlet and gas outlet, and one end of the air inlet pipe is connected to
Upper side wall and form the air inlet through the upper side wall, the other end of the air inlet pipe be located in upper cover cavity and with upper cover chamber
Body is connected to form the gas outlet.
The scheme of being further improved is：The upper cover has the internal thread being located on the inside of upper side wall, and the lower cover, which has, to be located at
External screw thread on the outside of lower wall, the internal thread of the upper cover and the external screw thread of lower cover are bonded to each other.
The scheme of being further improved is：The upper cover is equipped with the groove positioned at roof top surface and corresponding to air inlet pipe, described recessed
Slot is set as two and symmetry arrangement in the both sides of air inlet pipe.
The scheme of being further improved is：The bottom wall of the lower cover is enclosed with lower wall to be set to form hollow lower cover cavity, under described
Lid includes the escape pipe positioned at the reinforcing rib of inside bottom wall and positioned at bottom wall outer.
The scheme of being further improved is：The lower cover is additionally provided with from the inside of bottom wall to the recessed recess portion stretched, and the recess portion is in
Hexagon shape and it is connected with escape pipe.
The scheme of being further improved is：The reinforcing rib includes the main reinforcing rib of crosswise, and the main reinforcing rib is located at described
The surface of recess portion.
The scheme of being further improved is：The silencing means includes the filter core being arranged between upper cover and lower cover, and the filter core is set
It is placed in the lower cover cavity and is set to above reinforcing rib.
The utility model solves prior art problem and following technical solution also can be used：A kind of air compressor machine includes：Gas storage
Tank, the cylinder assembly being fixed on above air accumulator and the electric machine assembly and transmission component that are contained in cylinder assembly.The air compressor machine
Further comprise any one of them silencing means as above, and the silencing means is connected to cylinder assembly, the electric machine assembly drives
Dynamic transmission component is reciprocating to drive extraneous air to enter in cylinder assembly by silencing means in cylinder assembly.
The scheme of being further improved is：The escape pipe protrudes out downwards from the bottom wall outer of lower cover and equipped on escape pipe
Threaded portion, the silencing means is connected to the cylinder assembly by the threaded portion of escape pipe.
Compared with prior art, the utility model has the advantages that：The utility model passes through air inlet pipe is integrated
Upper cover is taken shape in, the number of molds of manufacture silencing means is reduced, simplifies the structure of silencing means, reduces production cost；Air inlet pipe
The length of upper cover cavity is protruded into more than the radius on the inside of roof, is effectively improved the erasure effect of silencing means；Simultaneously in lower cover
Inside bottom wall be arranged reinforcing rib, promoted escape pipe at intensity, so that silencing means is hardly damaged, prolong the service life.
[Illustrate ]
Specific embodiment of the present utility model is further described in detail below in conjunction with the accompanying drawings:
Fig. 1 is the overall structure figure of the air compressor machine of the utility model；
Fig. 2 is the sectional view of cylinder assembly, electric machine assembly and the transmission component cooperation of air compressor machine shown in Fig. 1；
Fig. 3 is the structural schematic diagram of the silencing means of air compressor machine shown in Fig. 1；
Fig. 4 is the sectional view of silencing means shown in Fig. 3；
Fig. 5 is the structural schematic diagram of the upper cover of silencing means shown in Fig. 3；
Fig. 6 is the front view of upper cover shown in Fig. 5；
Fig. 7 is the rearview of upper cover shown in Fig. 5；
Fig. 8 is the structural schematic diagram of the lower cover of silencing means shown in Fig. 3；
Fig. 9 is the structural schematic diagram of another angle of lower cover shown in Fig. 8；
Figure 10 is the front view of lower cover shown in Fig. 8；
Figure 11 is the sectional view in the lower directions cover rim B-B shown in Figure 10.
The meaning of reference numeral in figure：
100, air compressor machine 1, silencing means 11, upper cover 111, air inlet pipe 112, upper cover cavity 113, groove 114, top
Wall 115, air inlet 117, gas outlet 12, lower cover 121, escape pipe 122, lower cover cavity 123, is reinforced upper side wall 116
Muscle 1231, main reinforcing rib 1232, secondary reinforcing rib 124, recess portion 125, bottom wall 126, lower wall 127, threaded portion 128, spiral shell
Female portion 13, filter core 2, air accumulator 21, support leg 22, supporting rack 23, screw 24, shock structure 25, idler wheel 3, air cylinder group
Part 31, cylinder main body 32, cylinder cap 4, electric machine assembly 41, output shaft 5, transmission component
[Ju Tishishifangshi ]
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
It please refers to Fig.1 with shown in Fig. 2, the utility model is related to a kind of air compressor machine 100, which includes air accumulator 2, gas
Cylinder component 3, electric machine assembly 4, transmission component 5 and silencing means 1, wherein motor 2, cylinder assembly 3, transmission component 4 and noise reduction dress
It sets 1 and is fixed at 2 upside of air accumulator.Air accumulator 2 is substantially in cylindrical shape and is provided with the support leg being disposed below
21 and idler wheel 25, the support leg 21 and idler wheel 25 are located at the both ends of air accumulator 2, to facilitate the placement and shifting of air compressor machine 100
It is dynamic.Air accumulator 2 is provided with the supporting rack 22 being positioned above, and supporting rack 22 is welded on air accumulator 2 to be formed surely with air accumulator 2
Fixed connection.Cylinder assembly 3 is fixed on by screw 23 on supporting rack 22, and is equipped with shock structure 24 in the outer sheath of screw 23, is subtracted
Damping can be carried out to air compressor machine 100 by shaking column 24, prevent from loosening between cylinder assembly 3 and air accumulator 2, and can reduce work
Noise, to improve the safety of operation.
In present embodiment, above-mentioned cylinder assembly 3 is two symmetrically arranged cylinder assemblies, and each cylinder assembly 3 includes
Cylinder main body 31 and the cylinder cap 32 on the upside of cylinder main body 31.Electric machine assembly 4 be contained between two cylinder main bodies 31 and
Include two output shafts 41 positioned at its both sides, two output shafts 41 are respectively protruding into two cylinder main bodies 31.Transmission component 5 holds
It being contained in cylinder main body 31, the output shaft 41 of electric machine assembly 4 drives transmission component 5 reciprocating in cylinder assembly 3, to
Extraneous air is driven to enter in cylinder assembly 3 via silencing means 1.
It please refers to Fig.1, shown in Fig. 3, Fig. 5 and Fig. 9, above-mentioned silencing means 1 is removably attached to cylinder assembly 3
On cylinder cap 32, in order to later maintenance.The silencing means 1 includes upper cover 11 and the lower cover 12 for being incorporated into upper cover 11.On described
Lid 11 includes circular top wall 114 and the annular upper side wall 115 extended downwardly from the edge of roof 114, roof 114 and upper side wall
115 enclose and set to form hollow upper cover cavity 112.The lower cover 12 includes circular bottom wall 125 and is upwardly extended from the edge of bottom wall 125
Annular lower wall 126, the bottom wall 125 of lower cover 12 is enclosed with lower wall 126 to be set to form hollow lower cover cavity 122.In this implementation
In example, the upper cover 11 has the internal thread for being located at 115 inside of upper side wall, and the lower cover 12, which has, is located at 126 outside of lower wall
External screw thread, the external screw thread of the internal thread and lower cover 12 of upper cover 11 is bonded to each other, upper cover 11 and lower cover 12 is fixedly connected on
Together.The mode being connected through a screw thread keeps the dismounting of upper cover 11 and lower cover 12 more convenient.
Shown in Fig. 4, silencing means 1 further includes the filter core 13 being arranged between upper cover 11 and lower cover 12, the filter
Core 13 is set in lower cover cavity 122.The filter core 13 for filtering air present in impurity, avoid impurity from entering air compressor machine
Inside 100, the damage of air compressor machine 100 is caused.The filter core 13 can select the soft materials such as sponge, the wherein filter core 13 preferred
For extra large pa material, the good filtration effect of extra large pa and there is fold, can further absorption of noise, improve the noise reduction of silencing means 1
Effect.
Shown in Fig. 5 to Fig. 7, upper cover 11 includes being located in upper cover cavity 112 and being shaped in roof 114
The air inlet pipe 111 of side, the air inlet pipe 111 one end connection and through upper side wall 115 and the other end extends to upper cover cavity 112
It is interior.By the way that air inlet pipe 111 to be shaped in upper cover 11, reduces the quantity of the mold of manufacture silencing means 1, simplify simultaneously
The structure of silencing means reduces production cost.
Above-mentioned air inlet pipe 111 includes air inlet 116 and gas outlet 117, and one end of the air inlet pipe 111 is connected to upper side wall
115 and form the air inlet 116 through the upper side wall 115, the other end of the air inlet pipe 111 be located in upper cover cavity 112 and
It is connected to form the gas outlet 117 with upper cover cavity 112.The length that the air inlet pipe 111 protrudes into upper cover cavity 112 is more than roof
There is enough length to improve the erasure effect of silencing means with absorption of noise for the radius of 114 insides, such air inlet pipe 111.
In present embodiment, the upper cover 11 is additionally provided with the groove positioned at 114 top surface of roof and corresponding to air inlet pipe 111
113, groove 113 is set as two and symmetry arrangement in the both sides of air inlet pipe 111.The groove 113 is arranged so that upper cover cavity 112
Roof correspond to the uniform wall thickness at air inlet pipe 111, the shrinking deformation of grinding tool when effectivelying prevent depanning.
Shown in Fig. 8 to Figure 11, lower cover 12 includes the escape pipe 121 for being located at 125 outside of bottom wall, the escape pipe
121 protrude out downwards from 125 outside of bottom wall of lower cover 12 and are equipped with threaded portion 127 disposed thereon and nut portions 128.Lower cover 12 is logical
It crosses threaded portion 127 and is connected to cylinder cap 32, the silencing means 1 is threaded io the cylinder assembly 3, it is convenient for disassembly and assembly, have
Conducive to the maintenance in later stage.The nut portions 128 can carry out auxiliary and tighten work when using tools such as spanners, improve work effect
Rate.
In present embodiment, the lower cover 12 further includes being located at the reinforcing rib 123 of the inside of bottom wall 125 and from bottom wall 125
Inside the 124 hexagonal shape of recess portion and is connected with escape pipe 121 to the recessed recess portion 124 stretched.Reinforcing rib 123 includes ten
The main reinforcing rib 1231 of shape and the distribution of radially equidistant annular array and the gradual increased secondary reinforcing rib with radius increase
1232, which is located at the surface of recess portion 124.By the way that reinforcing rib 123 is arranged, the escape pipe of lower cover 12 is promoted
Intensity at 121 makes silencing means 1 be hardly damaged, prolongs the service life.By the way that recess portion 124 is arranged, 12 intensity of lower cover is being promoted
While can increase the capacity of air, improve the working efficiency of air compressor machine 100.In the present embodiment, the filter core 13 is arranged
Above reinforcing rib 123, the main reinforcing rib 1231 of crosswise can prevent the soft filter core such as sponge from entering escape pipe 121, avoid
It results in blockage.
The utility model reduces the mold number of manufacture silencing means 1 by the way that air inlet pipe 111 is shaped in upper cover 11
Amount simplifies the structure of silencing means 1, reduces production cost；The length that air inlet pipe 111 protrudes into upper cover cavity 112 is more than roof
The radius of 114 insides, is effectively improved the erasure effect of silencing means 1；Reinforcing rib is set in the inside bottom wall of lower cover 12 simultaneously
123, the intensity at escape pipe is promoted, so that silencing means 1 is hardly damaged, prolongs the service life.
The utility model is not limited to above-mentioned specific implementation mode.Those of ordinary skill in the art should be readily understood that
It arrives, under the premise of not departing from the utility model principle and scope, the silencing means and air compressor machine of the utility model also have other
Many alternative solutions.The scope of protection of the utility model is subjected to the contents of the claims.
Claims (10)
1. a kind of silencing means (1), including upper cover (11) and the lower cover (12) for being incorporated into upper cover (11), the upper cover (11) include
Circular top wall (114) and the annular upper side wall (115) extended downwardly from the edge of roof, the roof (114) and upper side wall
(115) it encloses and sets to form hollow upper cover cavity (112), the lower cover (12) includes circular bottom wall (125) and the edge from bottom wall
The annular lower wall (126) upwardly extended；It is characterized in that：The upper side wall (115) of the upper cover and the lower wall (126) of lower cover
It is connected through a screw thread fixation, the upper cover (11) further includes being located in upper cover cavity (112) and being shaped in roof (114)
One end of the air inlet pipe (111) of side, the air inlet pipe (111) connects and runs through upper side wall (115), and the other end extends to upper cover chamber
In body (112), and the air inlet pipe (111) protrudes into the length of upper cover cavity (112) more than the radius on the inside of roof (114).
2. silencing means (1) according to claim 1, it is characterised in that：The air inlet pipe (111) includes air inlet
(116) it is connected to upper side wall (115) with gas outlet (117), one end of the air inlet pipe (111) and forms institute through the upper side wall
Air inlet (116) is stated, the other end of the air inlet pipe (111) is located in upper cover cavity (112) and is connected to upper cover cavity (112)
Form the gas outlet (117).
3. silencing means (1) according to claim 2, it is characterised in that：The upper cover (11), which has, is located at upper side wall
(115) internal thread on the inside of, the lower cover (12) have the external screw thread being located on the outside of lower wall (126), the interior spiral shell of the upper cover
The external screw thread of line and lower cover is bonded to each other.
4. silencing means (1) according to claim 3, it is characterised in that：The upper cover (11), which is equipped with, is located at roof (114)
Top surface and groove (113) corresponding to air inlet pipe (111), the groove (113) are set as two and symmetry arrangement in air inlet pipe
(111) both sides.
5. silencing means (1) according to claim 4, it is characterised in that：The bottom wall (125) of the lower cover (12) and downside
Wall (126), which encloses, to be set to form hollow lower cover cavity (122), and the lower cover (12) includes the reinforcing rib being located on the inside of bottom wall (125)
(123) and the escape pipe (121) on the outside of the bottom wall (125).
6. silencing means (1) according to claim 5, it is characterised in that：The lower cover (12) is additionally provided with from bottom wall (125)
Inside to the recessed recess portion (124) stretched, the hexagonal shape of the recess portion (124) and be connected with escape pipe (121).
7. silencing means (1) according to claim 6, it is characterised in that：The reinforcing rib (123) includes the master of crosswise
Reinforcing rib (1231), the main reinforcing rib (1231) are located at the surface of the recess portion (124).
8. silencing means (1) according to claim 7, it is characterised in that：The silencing means (1) includes being arranged in upper cover
(11) filter core (13) between lower cover (12), the filter core (13) are set in the lower cover cavity (122) and are set to reinforcement
Above muscle (123).
9. a kind of air compressor machine (100), includes：Air accumulator (2), the cylinder assembly (3) being fixed on above air accumulator (2) and receiving
Electric machine assembly (4) in cylinder assembly (3) and transmission component (5), it is characterised in that：The air compressor machine further comprises such as right
It is required that the silencing means (1) described in any one of 1 to 8, and the silencing means (1) is connected to cylinder assembly (3), the motor group
Part (4) driving transmission component (5) is reciprocating to drive extraneous air to pass through silencing means (1) in cylinder assembly (3)
In into cylinder assembly (3).
10. air compressor machine (100) according to claim 9, it is characterised in that：The lower cover (12) includes being located at bottom wall
(125) escape pipe (121) on the outside of, the escape pipe (121) protrude out and are equipped with downwards from the outside of the bottom wall (125) of lower cover (12)
Threaded portion (127) on escape pipe (121), the silencing means (1) are connected to institute by the threaded portion (127) of escape pipe
State cylinder assembly (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820145401.XU CN208010558U (en) | 2018-01-27 | 2018-01-27 | Silencing means and air compressor machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820145401.XU CN208010558U (en) | 2018-01-27 | 2018-01-27 | Silencing means and air compressor machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208010558U true CN208010558U (en) | 2018-10-26 |
Family
ID=63884663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820145401.XU Active CN208010558U (en) | 2018-01-27 | 2018-01-27 | Silencing means and air compressor machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208010558U (en) |
-
2018
- 2018-01-27 CN CN201820145401.XU patent/CN208010558U/en active Active
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