CN2813923Y - Discharging noise reducing device for closed compressor - Google Patents
Discharging noise reducing device for closed compressor Download PDFInfo
- Publication number
- CN2813923Y CN2813923Y CN 200520113792 CN200520113792U CN2813923Y CN 2813923 Y CN2813923 Y CN 2813923Y CN 200520113792 CN200520113792 CN 200520113792 CN 200520113792 U CN200520113792 U CN 200520113792U CN 2813923 Y CN2813923 Y CN 2813923Y
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- mentioned
- spues
- working fluid
- silencer casing
- isolating plate
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Abstract
The utility model relates to a kind of noise reducing device that spues of hermetic motor compressor, and it comprises: the silencer casing that is transmitted in the working fluid that spues after the pressing chamber compression; Be positioned at the inside of above-mentioned silencer casing and divide the isolating plate of silencer casing inner space; With divided and be set at the silence space that the through hole on the isolating plate is communicated with in turn by above-mentioned isolating plate.Above-mentioned silencer casing is set on the head lid assemblying body, and above-mentioned head lid assemblying body is made up of head sheet metal and head lid, and its inside has also formed the chamber that spues that is sent to above-mentioned silencer casing inside after the vibrations that make the working fluid that spues after the compression and noise are lowered.The utility model is in most silence space of the spue chamber and the baffler that spues of the working fluid process head lid assemblying body inside that pressing chamber spues after overcompression, and elimination vibrations and noise also can be eliminated the vibrations of the parts that constitute silence space.
Description
Technical field
The utility model relates to a kind of case type compressor, particularly relates to the noise reducing device that spues of the hermetic motor compressor of the vibrations of the working fluid that spues after a kind of elimination is compressed and noise.
Background technique
Compressor plays the effect of the working fluid that uses in the heat of compression exchange cycles, so, to illustrate among Fig. 1 in order making in the general compressor and to pass on working fluid toward pressing chamber, and the structure of the compressed working fluid that spues.
As shown in the figure, the inside of cylinder unit 1 has formed the pressing chamber of compression working fluid, also have, be provided with on the said cylinder unit 1 in order to make working fluid be drawn into pressing chamber 2 or the spue valve assembly body of above-mentioned pressing chamber 2 outsides of the working fluid after the compression.
Above-mentioned valve assembly body comprises inhaling valve 3, valve metal sheet 5 and spues valve 6 and packing ring 7 compositions.Wherein, be provided with on the above-mentioned valve metal sheet 5 for the inlet hole 5i that sucks working fluids toward above-mentioned pressing chamber 2 with for the hole 5e that spues of the working fluid that spues toward pressing chamber 2 outsides.Be provided with inhaling valve 3 in order to open and close above-mentioned inlet hole 5i between above-mentioned valve metal sheet 5 and the said cylinder unit 1.
Also have, be adjacent at an opposite side that is provided with above-mentioned inhaling valve 3 and valve metal sheet 5 and be provided with the valve 6 that spues.The valve 6 that spues that contacts with above-mentioned valve metal sheet 5 is adjacent at the opposite direction with valve metal sheet 5 and is provided with head sheet metal 8p.Above-mentioned spue then to be provided with between valve 6 and the head sheet metal 8p prevent the packing ring 7 revealed.The bolt hole BH that is perforated setting on the position of such formation portion with each comfortable correspondence goes up in-and-out bolt B, assembles according to the connection of cylinder unit 1.
In addition, when on above-mentioned head sheet metal 8p, being provided with the working fluid that the outside is sucked and being communicated to pressing chamber 2, reduce the absorbing silencer 9 of noise and reduce the noise of the working fluid that is compressed out from pressing chamber 2 and the baffler that spues of vibrations by above-mentioned inlet hole 5i.
Also have, as shown in Figure 2, head sheet metal 8 brazings on the above-mentioned head sheet metal 8p form, formed in the middle of it chamber 8 that spues '.The working fluid that compression back spues by the above-mentioned hole 5e that spues from above-mentioned pressing chamber 2 be positioned at the above-mentioned chamber 8 that spues '.And also possessed on the above-mentioned 8 ' inside, chamber that spues for guiding the working fluid that comes out from above-mentioned absorbing silencer 9 to flow into the suction conductor 8g that pressing chamber 2 is provided with.Above-mentioned suction conductor 8g is mounted on the above-mentioned head sheet metal and by above-mentioned inlet hole 5i and is communicated with above-mentioned absorbing silencer 9 and pressing chamber 2.
Be provided with the baffler 10 that spues with the above-mentioned chamber 8 that spues ' be communicated with, the inside of the above-mentioned baffler 10 that spues and the above-mentioned chamber 8 that spues ' be to be communicated with because of damping hose 11.Above-mentioned damping hose 11 is then with many back bending of coil shape song, in addition, also is provided with for being communicated to that the above-mentioned working fluid that spues baffler 10 is communicated to the outside and the flexible pipe 12 that spues that possesses.
As a reference, comprise that the structure of above-mentioned head sheet metal 8p and above-mentioned head lid assemblying body 8 (as shown in Figure 2) forms an assemblying body, i.e. head lid assemblying body.Drawing symbol 9 ' be suction hose.
But, the noise reducing device that spues of aforesaid prior art there are the following problems point.
Head of the prior art lid assemblying body is while brazing head lid 8 and baffler 9,10 and combination on the head sheet metal.But, in the brazing process, exist have no idea fixedly damping hose and above-mentioned damping hose 11 takes place can not the bad problem of brazing on the tram.Especially, above-mentioned damping hose 11 is to form with the many back bending songs of circle, so rotate because of external force easily.
That is, the entrance part of above-mentioned damping hose 11 can not correctly be connected on the through hole that is formed on the above-mentioned head sheet metal 8p, so, in the chamber 8 that spues ' directly toward the delivered inside of the baffler 10 that spues compressed working fluid.So exist vibrations and noise not to be eliminated the low problem of running performance that makes compressor because of working fluid.
Also have, above-mentioned damping hose 11 is not under by the state of the correct brazing of head sheet metal, and there is the problem that makes compressor that vibrations take place in operation in the inwall that touches the baffler 10 that spues because of the end of above-mentioned damping hose 11.
This shows, above-mentioned existing hermetic motor compressor spue noise reducing device structure with use, obviously still have inconvenience and defective, and demand urgently further being improved.The problem that exists for the noise reducing device that spues that solves hermetic motor compressor, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that the noise reducing device that spues of above-mentioned existing hermetic motor compressor exists, the inventor is based on being engaged in this type of product specification manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, the noise reducing device that spues in the hope of the hermetic motor compressor of founding a kind of new structure, can improve the noise reducing device that spues of general existing hermetic motor compressor, make it have more practicability.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
The purpose of this utility model is, overcome the defective of the noise reducing device existence that spues of existing hermetic motor compressor, and provide a kind of noise reducing device that spues of hermetic motor compressor of new structure, technical problem to be solved is to make it utilize easier structure to form bigger silence space and vibrations and the noise of eliminating compressed working fluid in the compressor, thereby is suitable for practicality more.
Another purpose of the present utility model is, a kind of noise reducing device that spues of hermetic motor compressor is provided, technical problem to be solved is that the length of flow of the flow path of the working fluid that spues after being compressed is elongated to greatest extent, thereby is suitable for practicality more.
The purpose of this utility model and solve its technical problem and realize by the following technical solutions.The noise reducing device that spues according to the hermetic motor compressor that the utility model proposes comprises: the silencer casing that is transmitted in the working fluid that spues after the pressing chamber compression; With the inside that is positioned at above-mentioned silencer casing and divide the silencer casing inner space isolating plate and; Divided and be set at the silence space that the through hole on the isolating plate is communicated with in turn by above-mentioned isolating plate.
Above-mentioned silencer casing is set on the head lid assemblying body, and above-mentioned head lid assemblying body is made up of head sheet metal and head lid, and its inside has also formed the chamber that spues that is communicated to above-mentioned silencer casing inside after the vibrations that make the working fluid that spues after the compression and noise are lowered.
Above-mentioned isolating plate has along the length direction of above-mentioned silencer casing and is provided with, and also have along the width direction of above-mentioned silencer casing to be provided with, and the isolating plate of length direction setting arranged with predetermined distance.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technological scheme as can be known, the noise reducing device that spues of the utility model hermetic motor compressor has tangible technological progress, and the utility model has following advantage at least:
1, at first, on formation spues the silencer casing inside of baffler outward appearance, use most isolating plates to be divided into most spaces in the utility model, and on the assigned position of above-mentioned isolating plate, formed through hole, thereby connected each silence space.Therefore, the working fluid that spues from pressing chamber has reduced vibrations and noise by most silence space the time, so, make the spue vibrations and the noise minimization that spues of the working fluid of compressor.
2, secondly, most isolating plates form in the brazing of the inside of silencer casing in the utility model, so when isolating plate appends the inside that is arranged on silencer casing, it is firm relatively that it is provided with state, therefore, in the time of brazing, isolating plate can be installed on the tram fixing exactly.So that the bad incidence rate during brazing is minimized, thereby improve the quality of the baffler that spues.
3, also have, because being brazing, the isolating plate in the utility model forms, can be correct be installed on its position, so working fluid flow to the silence space of dividing with isolating plate when inner, because of isolating plate not by vibration can minimum compressor the running noise.
In sum, the noise reducing device that spues of the hermetic motor compressor of the utility model special construction, can eliminate vibrations and noise and also can eliminate the vibrations of the parts that constitute silence space, it has above-mentioned many advantages and use value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it all has bigger improvement on product structure or function, have large improvement technically, and produced handy and practical effect, and the noise reducing device that spues of more existing hermetic motor compressor has the multinomial effect of enhancement, thereby be suitable for practicality more, and have the extensive value of industry, really be a novelty, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present utility model can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the decomposing schematic representation according to the depressed part structure of the hermetic motor compressor of prior art.
Fig. 2 is the structural drawing according to the head lid assemblying body that possesses damping hose of the hermetic motor compressor of prior art.
Fig. 3 is the example structure decomposing schematic representation that is fit to according to the noise reducing device that spues of hermetic motor compressor of the present utility model.
Fig. 4 separates according to schematic representation according to the part of example structure of the present utility model
20: head sheet metal 22: attachment hole
24: suck intercommunicating pore 26: intercommunicating pore spues
30: head lid 32: suck the room
34: chamber 40 spues: absorbing silencer
50: baffler 52 spues: silencer casing
53,54,55,56,57: isolating plate 53 ', 54 ', 55 ', 56 ', 57 ': through hole
Embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to spue its embodiment of noise reducing device, structure, feature and effect thereof, describe in detail as open according to the hermetic motor compressor that the utility model proposes.
See also Fig. 3 and shown in Figure 4, Fig. 3 is illustrated to be the example structure decomposing schematic representation that is fit to according to the noise reducing device that spues of hermetic motor compressor of the present utility model.Fig. 4 is illustrated to be part-structure schematic representation according to example structure of the present utility model.
According to diagram, head sheet metal 20 is that the plate by metal material forms, and is benchmark with the drawing, is to form with the wide up and down rectangular of the wide ratio in the left and right sides.Formed the attachment hole 22 that bolt is connected of boring a hole and being provided with on the above-mentioned head sheet metal 20 in order to be connected with cylinder unit in the lump with the valve assembly body.Above-mentioned attachment hole 22 forms 4 altogether, but can only see 3 because of the illustrated angle of drawing in the present embodiment.Above-mentioned attachment hole 22 be formed on the valve assembly body on the corresponding position of attachment hole that forms.
Formed suction attachment hole 24 on the corresponding head sheet metal 20 of tetragonal inner region that forms because of the imaginary line that connects above-mentioned attachment hole 22.Above-mentioned suction attachment hole 24 be by the valve assembly body inhaling valve optionally with the internal communication of pressing chamber.
Formed the interconnecting part 26 that spues on one side of the corresponding head sheet metal 20 of tetragonal inner region that connects the imaginary line of above-mentioned attachment hole 22 and form, and above-mentioned spue interconnecting part 26 by the valve assembly body spue valve optionally with the internal communication of pressing chamber.The above-mentioned interconnecting part 26 that spues also is the part that is communicated with the following chamber 34 that spues that will illustrate.
Also formed the hole 28 that spues on the above-mentioned head sheet metal 20.And the above-mentioned hole 28 that spues is to connect the line of illusion of above-mentioned attachment hole 22 and the corresponding head sheet metal 20 of tetragonal inner region that forms connects and forms.The baffler 50 that spues that will illustrate below the above-mentioned effect that spues hole 28 is to connect.
Also formed the chamber 34 that spues on the above-mentioned head lid 30, the above-mentioned chamber 34 that spues is to be recessed formation with above-mentioned head sheet metal 20 aspectant parts in the above-mentioned head lid 30, and opposing face is outstanding formation.The above-mentioned chamber 34 that spues be for be communicated with above-mentioned the spue interconnecting part 34 and the hole 28 that spues and be provided with.
Opposing face one side end that is connected with above-mentioned head lid 30 in the above-mentioned head sheet metal 20 is provided with absorbing silencer 40.The effect of above-mentioned absorbing silencer 40 is to eliminate and transmit the noise of the working fluid that receives from the outside of compressor.The detailed structure of above-mentioned absorbing silencer 40 does not belong to main points of the present utility model, therefore describes in detail and omits.
In the above-mentioned head sheet metal 20, the baffler 50 that spues promptly, has been installed on the face that the above-mentioned hole 28 that spues forms in relative one side that above-mentioned absorbing silencer 40 is installed.Above-mentioned baffler 50 effect that spues is: eliminating spues to after the pressing chamber compression the spue vibrations and the noise of the working fluid that chamber 34 transmits by the hole 28 that spues.
The above-mentioned outward appearance that spues baffler 50 is to be formed by silencer casing 52.Above-mentioned silencer casing 52 probably forms with drum.Certainly, above-mentioned silencer casing 52 is not to form with drum, gives an example, and the inner face of silencer casing 52 is to be formed by cylinder, and the outside can form with other shape.
The inner space of above-mentioned silencer casing 52 is to be divided into most silence space 53a, 54a, 55a, 56a, 57a by most individual isolating plates 53,54,55,56,57.The length direction of above-mentioned in the present embodiment silencer casing 52 is provided with the first, the second, third and fourth isolating plate 53,54,55,56, and the cross direction of silencer casing 52 is provided with the 5th isolating plate 57, thereby form most silence space 53a, 54a, 55a, 56a, 57a.
In addition, except above-mentioned the 4th isolating plate 56, on the assigned position of remaining isolating plate 53,54,55,57 each self-forming first to the 4th through hole 53 ', 54 ', 55 ', 57 ' and connected silence space 53a, 54a, 55a, 56a, 57a successively.
Above-mentioned through hole 53 ', 54 ', 55 ', 57 ' be to flow into corresponding silence space 53a from working fluid, 54a, 55a, 56a, the position of 57a forms on the position far away relatively.That is, above-mentioned first through hole 53 ' be from the above-mentioned hole 28 that spues far away relatively with above-mentioned the 5th isolating plate 57 position adjacent on form.And, above-mentioned second through hole 54 ' be from above-mentioned first through hole 53 ' relatively far away with above-mentioned head sheet metal 20 position adjacent on perforation be provided with.
In addition, third through-hole 55 ' be is considered the position of the fourth hole of perforation on the 5th isolating plate 57 and is bored a hole on the neutral position of third through-hole 55 and form.Certainly, for make fourth hole 57 ' the position be arranged on the 5th isolating plate 57 position adjacent on, an isolating plate can be set in the length direction increase of silencer casing 52.
On above-mentioned the 5th isolating plate 57 with position that the 4th silence space 56a is communicated with on perforation be provided with fourth hole 57 ', then, passed on the 5th silence space 57a and passed through first to the 4th silence space 53a, 54a, 55a, the working fluid of 56a successively.Drawing symbol 59 is the flexible pipes that spue.
Describe the spue effect of noise reducing device of the compressor of hermetic motor compressor of the present utility model as constituted above below in detail.
Working fluid flows with reference to the arrow explanation of Fig. 4 in the utility model.
The working fluid of the inside that flows into from the outside of compressor is sent on the absorbing silencer 40.The working fluid that is sent to above-mentioned absorbing silencer 40 has been lowered noise and has flow into above-mentioned suction room 32.The working fluid that is sent to above-mentioned suction room 32 is by after sucking intercommunicating pore 24, be subjected to the valve assembly body inhaling valve control and flow into pressing chamber.
Be subjected to the control of the valve that spues of valve assembly body at the working fluid of pressing chamber compression, be sent to the chamber 34 that spues by the interconnecting part 26 that spues, the disposable working fluid that abates the noise and shake flows out the chamber 34 that spues by the above-mentioned hole 28 that spues from the above-mentioned chamber 34 that spues then.And flow out the above-mentioned working fluid that spues chamber 34 and be sent to the baffler 50 that spues.
The working fluid that flow into the above-mentioned baffler 50 that spues at first flows to the first silence space 53a.And the working fluid that has reduced noise and vibrations on above-mentioned first silence space is by above-mentioned first through hole 53 ' the be communicated to second silence space 54a.At this moment, above-mentioned first through hole 53 ' be formed on position far away relatively, the above-mentioned hole 28 that spues, so, working fluid from the side flow of the above-mentioned first silence space 53a to opposite side and passed through above-mentioned first through hole 53 '.
Then, by first through hole 53 ' working fluid be sent to the second silence space 54a.The above-mentioned second silence space 54a flow and the working fluid that reduced noise and vibrations by second through hole 54 ' flow into the 3rd silence space 55a.And above-mentioned second through hole 54 ' also be and above-mentioned first through hole 53 ' relative portion form, so that working fluid flow to end from the side top of the second silence space 54a.
The working fluid that flow to above-mentioned the 3rd silence space 55a flows in the 3rd silence space, and the third through-hole 55 by forming in the middle of above-mentioned the 3rd isolating plate 55 ' flow to the 4th silence space 56a.The 5th silence space 57a flows and fourth hole 57 by being formed on the 5th isolating plate 57 of the working fluid that reduced noise and vibrations at above-mentioned the 4th silence space 56a ' flow into.
Working fluid is communicated to the above-mentioned flexible pipe 59 that spues after being lowered noise and vibrations among above-mentioned the 5th silence space 57a.The above-mentioned flexible pipe 59 that spues is toward the external communication working fluid of compressor, gives an example, and be connection flexible pipe connection with the constituting component that is connected heat exchange circulation system.
In addition, divide the isolating plate 53,54,55,56,57th of above-mentioned baffler 50 inside that spue in the utility model, fix in the brazing of the inside of silencer casing 52.At this moment, when above-mentioned isolating plate 53,54,55,56,57 is inserted into above-mentioned silencer casing 52, be not easy change on its structure.And because of brazing forms, isolating plate 53,54,55,56,57 can be installed on its correct position exactly.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (3)
1, a kind of noise reducing device that spues of hermetic motor compressor is characterized in that it comprises:
Be transmitted in the silencer casing of the working fluid that spues after the pressing chamber compression;
Be positioned at the inside of above-mentioned silencer casing and divide the isolating plate of silencer casing inner space; With
Divided and be set at the silence space that the through hole on the isolating plate is communicated with in turn by above-mentioned isolating plate.
2, the noise reducing device that spues of hermetic motor compressor according to claim 1, it is characterized in that wherein said silencer casing is set on the head lid assemblying body, and above-mentioned head lid assemblying body is made up of head sheet metal and head lid, and its inside has also formed the chamber that spues, the inside that is communicated to above-mentioned silencer casing after the vibrations that make the working fluid that spues after the compression and noise are lowered.
3, the noise reducing device that spues of hermetic motor compressor according to claim 1 and 2, it is characterized in that wherein said isolating plate has is provided with along the length direction of above-mentioned silencer casing, also have along the width direction of above-mentioned silencer casing to be provided with, and the isolating plate of length direction setting being spaced with regulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520113792 CN2813923Y (en) | 2005-07-12 | 2005-07-12 | Discharging noise reducing device for closed compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520113792 CN2813923Y (en) | 2005-07-12 | 2005-07-12 | Discharging noise reducing device for closed compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2813923Y true CN2813923Y (en) | 2006-09-06 |
Family
ID=36949011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520113792 Expired - Fee Related CN2813923Y (en) | 2005-07-12 | 2005-07-12 | Discharging noise reducing device for closed compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2813923Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121163A (en) * | 2013-04-24 | 2014-10-29 | Lg电子株式会社 | Muffler for compressor and compressor having the same |
-
2005
- 2005-07-12 CN CN 200520113792 patent/CN2813923Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121163A (en) * | 2013-04-24 | 2014-10-29 | Lg电子株式会社 | Muffler for compressor and compressor having the same |
| CN104121163B (en) * | 2013-04-24 | 2018-01-05 | Lg电子株式会社 | Compressor muffler and the compressor with the compressor muffler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060906 |