CN212717093U - Lower cover and compressor - Google Patents
Lower cover and compressor Download PDFInfo
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- CN212717093U CN212717093U CN202020822676.XU CN202020822676U CN212717093U CN 212717093 U CN212717093 U CN 212717093U CN 202020822676 U CN202020822676 U CN 202020822676U CN 212717093 U CN212717093 U CN 212717093U
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- cover body
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Abstract
The utility model provides a lower cover and compressor relates to compressor technical field, has solved the technical problem that the compressor that exists covers under and does not set up the structure that is favorable to the compressor to start. This lower cover includes lower cover body and energy storage structure, wherein, is provided with energy storage structure on the lower cover body, and energy storage structure can absorb the heat of fluid on the lower cover body in order to be used for when fluid temperature reduces to be less than a definite value, and energy storage structure can emit the heat. The utility model is used for provide a compressor lower cover with the damping, fall and make an uproar and have the undulant function of reduction compressor internal oil sump temperature.
Description
Technical Field
The utility model belongs to the technical field of the compressor technique and specifically relates to a lower cover and be provided with compressor of this lower cover is related to.
Background
At present, the compressor lower cover is mainly made of alloy steel, the weight of the alloy steel is heavier, so that the noise vibration generated by the compressor is larger, the alloy steel or high-strength plastic can be adopted to replace the compressor lower cover in order to reduce the weight of the compressor, at present, the alloy steel is mainly adopted, and the plastic material has poorer mechanical property compared with a metal material, so that the actual operation working condition of the compressor is difficult to meet. Meanwhile, in order to fix the compressor and ensure the stability of operation, the lower cover of the compressor needs to be welded with a mounting plate or L support legs, but a damping gasket is added during actual operation. In addition, when the compressor just started, if the fluid temperature is lower for the compressor starts slowly, and when the compressor normally worked, because the fluid temperature is high, can make compressor part temperature rise, there is the waste of energy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lower cover and compressor, the compressor who has solved and has existed among the prior art is covered under and is not set up the technical problem who is favorable to the structure that the compressor starts. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pair of lower cover, including lower cover body and energy storage structure, wherein, be provided with energy storage structure on the lower cover body, energy storage structure can absorb the heat of fluid is in order to be used for on the lower cover body when the fluid temperature reduces and is less than a definite value, energy storage structure can emit the heat.
Further, the energy storage structure is made of a phase-change material, and the energy storage structure is arranged on the inner side surface of the lower cover body.
Preferably, an elastic structure for supporting the lower cover body is arranged on the lower cover body.
Further, the elastic structure is an elastic piece, and the elastic structure is uniformly distributed on the outer side surface of the lower cover body along the circumferential direction of the lower cover body.
Further, the bottom of the lower cover body is a flat-bottom-shaped structure, and the elastic structure is arranged on a flat-bottom area of the lower cover body.
Preferably, the lower cover body is of a layered structure; two adjacent layers of the lower cover body are attached to each other; or a cavity is formed between two adjacent layers of the lower cover body.
Further, the lower cover body comprises a metal layer, and a vibration reduction layer and/or a sound attenuation layer are/is arranged on the metal layer.
Furthermore, the vibration damping layer is arranged on the outer side surface of the metal layer, the circumferential edge of the outer side surface of the metal layer is connected with the vibration damping layer, and the cavity is formed between the vibration damping layer and the vibration damping layer; the silencing layer is arranged on the inner side face of the metal layer, the circumferential edge of the inner side face of the metal layer is connected with the silencing layer, and the cavity is formed between the circumferential edge of the inner side face of the metal layer and the silencing layer.
Furthermore, all the layers of the lower cover body are connected through hot-melted adhesives.
A compressor comprises the lower cover.
The utility model provides a lower cover can be a compressor lower cover, when the compressor is in a use state, the temperature of the oil rises, at the moment, the energy storage structure can absorb the heat of the oil, and the temperature of the oil in the oil feeding tank of the lower cover body can be reduced to a certain extent; when the compressor is in a non-working state and the temperature of the external environment is low, the temperature of the oil pool in the lower cover is low, at the moment, the energy storage structure can gradually emit heat, the condition that the temperature of oil liquid is low so that the compressor is started slowly is reduced as much as possible, the fluctuation of the temperature of the oil pool in the compressor can be reduced, the power consumption is reduced, and the technical problem that the structure which is beneficial to the starting of the compressor is not arranged on the lower cover of the compressor in the prior art is solved.
The utility model discloses preferred technical scheme can also produce following technological effect at least:
the lower cover body is provided with an elastic structure which plays a role in vibration reduction, the elastic structure can be a spring, and the elastic structure can be connected with the lower cover body in a thread locking mode;
the lower cover body is of a layered structure and comprises a metal layer, a vibration reduction layer and a noise reduction layer, wherein the vibration reduction layer is arranged on the outer side surface of the lower cover body, the noise reduction layer is arranged on the inner side surface of the lower cover body, the vibration reduction layer is made of plastic materials, and the noise reduction layer is made of porous noise reduction materials and is used for realizing the effects of vibration reduction and noise reduction;
a cavity can be formed between two adjacent layers of the lower cover body for damping.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a lower cover provided in an embodiment of the present invention in a cross section (without a cavity);
fig. 2 is another schematic cross-sectional view (provided with a cavity) of the lower cover provided by the embodiment of the present invention;
fig. 3 is a schematic top view of a lower cover according to an embodiment of the present invention.
Figure 1-lower cap body; 11-a flat bottom region; 12-a metal layer; 13-a damping layer; 14-a sound-deadening layer; 15-mounting holes; 2-an energy storage structure; 3-an elastic structure; 4-a cavity; 5-a binder.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides a lower cover, including lower cover body 1 and energy storage structure 2, wherein, be provided with energy storage structure 2 on the lower cover body 1, energy storage structure 2 can absorb the heat of fluid on the lower cover body 1 in order to be used for when the fluid temperature reduction is less than a definite value, energy storage structure 2 can emit the heat. The lower cover can be the lower cover of the compressor, an oil pool usually exists on the inner side surface of the lower cover, when the compressor is in a use state, the temperature of oil rises, at the moment, the energy storage structure 2 can absorb the heat of the oil, and the temperature of the oil in the oil pool on the lower cover body 1 can be reduced to a certain extent; when the compressor is in unoperated state and external environment's temperature is lower, for example winter in the north, the temperature of oil bath is lower in the lower cover, and at this moment, energy storage structure 2 can emit the heat gradually, and the condition that the temperature of minimize fluid is low makes the compressor start slow-going, through energy storage structure 2's heat release and absorption promptly, can reduce the fluctuation of compressor internal oil bath temperature, reduces the consumption.
Further, the energy storage structure 2 is a phase-change material, the energy storage structure 2 is preferably a LiNO3-Mg (NO3) 2.6H 2O phase-change composite material, the phase-change transition temperature of the material is between 70 ℃ and 120 ℃, the use requirement of the compressor can be met, and meanwhile, the material is high in heat conductivity coefficient, good in thermal stability and large in energy storage density.
As the optional implementation manner of the embodiment of the present invention, see fig. 3, the distribution of the energy storage structures 2 on the lower cover body 1 is illustrated, the energy storage structures 2 are distributed on the inner side surface of the lower cover body 1 along the circumferential direction of the lower cover body 1, the distribution of the energy storage structures 2 on the lower cover body 1 may also be other distribution, and in addition, reasonable selection may be made according to actual conditions with respect to the quantity of the energy storage structures 2.
As the embodiment of the utility model provides an optional implementation mode, be provided with the elastic construction 3 that is used for supporting lower cover body 1 on the lower cover body 1, elastic construction 3 is used for reducing the vibration. In addition, for the lower cover body 1 not provided with the energy storage structure 2, the elastic structure 3 may be provided thereon.
Preferably, the elastic structure 3 is an elastic member, and the elastic structure 3 is uniformly distributed on the outer side surface of the lower cover body 1 along the circumferential direction of the lower cover body 1, and in fig. 3, three elastic structures 3 are shown to be uniformly distributed along the circumferential direction of the lower cover body 1, so as to support the lower cover body 1, and as for the number of the elastic structures 3, other numbers are also possible, and it is enough to satisfy the stable supporting of the compressor.
As the embodiment of the utility model provides an optional implementation mode, elastic structure 3 can be the spring, is provided with mounting hole 15 on the lateral surface of lower cover body 1 (see fig. 1 and fig. 2, mounting hole 15 can set up on damping layer 13), and elastic structure 3 is twisted in corresponding mounting hole 15, and elastic structure 3 can be connected with lower cover body 1 with screw locking's mode promptly, realizes elastic structure 3's fixed, and elastic structure 3's connected mode is simple, the operation of being convenient for. In addition, regarding the strength of the elastic structure 3, a spring of suitable strength should be selected to satisfy the support of the elastic structure 3 to the compressor.
As the embodiment of the present invention can be optionally implemented, the bottom of the existing lower cover is a circular arc bottom, and for better fixing the elastic structure 3, the bottom of the lower cover body 1 is set to be a flat bottom structure, and the elastic structure 3 is disposed on the flat bottom region 11 of the lower cover body 1, as shown in fig. 1 and fig. 2.
As an optional implementation manner of the embodiment of the present invention, the lower cover body 1 has a layered structure. Specifically, the following may be mentioned: the lower cover body 1 comprises a metal layer 12, and a vibration damping layer 13 and/or a sound attenuation layer 14 are arranged on the metal layer 12. Metal level 12 intensity is high, mechanical properties is good for satisfy compressor actual operation operating mode, and to damping layer 13 and amortization layer 14, damping layer 13 can set up on the lateral surface of metal level 12, and damping layer 13 can adopt the plastics material, is used for the damping, and damping layer 14 can set up on the medial surface of metal level 2, and damping layer 14 can adopt porous sound absorbing material, is used for reducing the noise that the compressor during operation produced. The sound-deadening layer 14 may be provided only on the inner surface of the metal layer 12, the vibration-damping layer 13 may be provided only on the outer surface of the metal layer 12, or the sound-deadening layer 14 and the vibration-damping layer 13 may be provided on the inner surface and the outer surface of the metal layer 12, respectively.
As an optional implementation manner of the embodiment of the present invention, referring to fig. 1, two adjacent layers of the lower cover body 1 are attached to each other; or, referring to fig. 2, a cavity 4 is formed between two adjacent layers of the lower cover body 1, and the cavity 4 is used to reduce the vibration of the compressor to a certain extent, specifically, when a vibration damping layer 13 is arranged on the outer side surface of the metal layer 12, an adhesive 5 is arranged between the circumferential edge of the outer side surface of the metal layer 12 and the vibration damping layer 13, the metal layer 12 and the vibration damping layer 13 are connected by the hot-melted adhesive 5, and the cavity 4 is formed between the adhesive 5 in an annular structure and the metal layer 12 and the vibration damping layer 13; referring to fig. 2, when the sound-deadening layer 14 is disposed on the inner side surface of the metal layer 12, the adhesive 5 is disposed between the circumferential edge of the inner side surface of the metal layer 12 and the sound-deadening layer 14, the metal layer 12 and the sound-deadening layer 14 are connected by the hot-melted adhesive 5, and the cavity 4 is formed between the adhesive 5 in the annular structure and the metal layer 12 and the sound-deadening layer 14.
In addition, as for the lower cover body 1 not provided with the energy storage structure 2, the lower cover body 1 may have the above-described layered structure.
Example 1:
the lower cover comprises a lower cover body 1 and energy storage structures 2, wherein the energy storage structures 2 are made of phase change materials, preferably LiNO3-Mg (NO3) 2.6H 2O phase change composite materials, and the energy storage structures 2 are distributed on the inner side face of the lower cover body 1.
Example 2:
the lower cover is different from the embodiment 1 in that an elastic structure 3 is arranged on a lower cover body 1, the elastic structure 3 is used for supporting the lower cover body 1 (when the lower cover is installed on a compressor, the elastic structure 3 can support the compressor), the elastic structure 3 can be a spring, the elastic structure 3 is uniformly distributed on the outer side surface of the lower cover body 1 along the circumferential direction of the lower cover body 1, a mounting hole 15 is formed in the lower cover body 1, and the elastic structure 3 is screwed into the corresponding mounting hole 15 to fix the elastic structure 3.
Example 3:
the utility model provides a lower cover, when different from embodiment 1, lower cover body 1 is the lamellar structure, lower cover body 1 includes metal level 12, damping layer 13 and noise damping layer 14, damping layer 13 sets up on the lateral surface of lower cover body 1, noise damping layer 14 sets up on the medial surface of lower cover body 1, damping layer 13 adopts the plastics material, noise damping layer 14 adopts porous noise damping material, be provided with binder 5 between the circumference border of metal level 12 lateral surface and damping layer 13, realize metal level 12 and damping layer 13 and be connected through hot melt binder 5, and be formed with the cavity between metal level 12 and the damping layer 13, be provided with binder 5 between the circumference border of metal level 12 medial surface and noise damping layer 14, realize being connected of metal level 12 and noise damping layer 14 through hot melt binder 5, and be formed with cavity 4 between metal level 12 and the noise damping layer 14.
Example 4:
the lower cover is different from the embodiment 2 in that a lower cover body 1 is of a layered structure, the lower cover body 1 comprises a metal layer 12, a vibration reduction layer 13 and a sound attenuation layer 14, the vibration reduction layer 13 is arranged on the outer side surface of the lower cover body 1, the sound attenuation layer 14 is arranged on the inner side surface of the lower cover body 1, mounting holes 15 are formed in the vibration reduction layer 13, and elastic structures 3 are screwed into the corresponding mounting holes 15 to realize the fixation of the elastic structures 3; damping layer 13 adopts the plastics material, damping layer 14 adopts porous noise damping material, be provided with binder 5 between the circumference border of metal level 12 lateral surface and the damping layer 13, binder 5 after through the hot melt realizes that metal level 12 is connected with damping layer 13, and be formed with the cavity between metal level 12 and the damping layer 13, be provided with binder 5 between the circumference border of metal level 12 medial surface and the damping layer 14, binder 5 after through the hot melt realizes being connected of metal level 12 and damping layer 14, and be formed with cavity 4 between metal level 12 and the damping layer 14.
Example 5
A compressor comprising the lower cover of embodiment 1 or embodiment 2 or embodiment 3 or embodiment 4.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The lower cover is characterized by comprising a lower cover body (1) and an energy storage structure (2), wherein,
be provided with energy storage structure (2) on lower cover body (1), energy storage structure (2) can absorb the heat of fluid is in order to be used for when fluid temperature reduces and is less than a definite value on lower cover body (1), energy storage structure (2) can emit the heat.
2. The lower cover according to claim 1, characterized in that the energy storage structure (2) is a phase change material and the energy storage structure (2) is arranged on the inner side of the lower cover body (1).
3. Lower cover according to any of claims 1-2, characterized in that a resilient structure (3) is provided on the lower cover body (1) for supporting the lower cover body (1).
4. The lower cover according to claim 3, characterized in that the elastic structure (3) is an elastic member, and the elastic structure (3) is evenly distributed on the outer side surface of the lower cover body (1) along the circumferential direction of the lower cover body (1).
5. The lower cover according to claim 3, characterized in that the bottom of the lower cover body (1) is a flat bottom-like structure, and the elastic structure (3) is arranged on the flat bottom area (11) of the lower cover body (1).
6. The lower cover according to any one of claims 1-2, wherein the lower cover body (1) is a layered structure;
two adjacent layers of the lower cover body (1) are attached to each other; or a cavity (4) is formed between two adjacent layers of the lower cover body (1).
7. Lower cover according to claim 6, characterized in that the lower cover body (1) comprises a metal layer (12), on which metal layer (12) a damping layer (13) and/or a sound-damping layer (14) is provided.
8. The lower cover according to claim 7, characterized in that the damping layer (13) is arranged on the outer side of the metal layer (12), the circumferential edge of the outer side of the metal layer (12) being connected with the damping layer (13) and the cavity (4) being formed therebetween;
the sound-absorbing layer (14) is arranged on the inner side surface of the metal layer (12), the circumferential edge of the inner side surface of the metal layer (12) is connected with the sound-absorbing layer (14), and the cavity (4) is formed between the two.
9. The lower cover according to claim 6, wherein the layers of the lower cover body (1) are connected by hot-melt adhesive.
10. A compressor, characterized by comprising the lower cover according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020822676.XU CN212717093U (en) | 2020-05-15 | 2020-05-15 | Lower cover and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020822676.XU CN212717093U (en) | 2020-05-15 | 2020-05-15 | Lower cover and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212717093U true CN212717093U (en) | 2021-03-16 |
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ID=74945747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020822676.XU Active CN212717093U (en) | 2020-05-15 | 2020-05-15 | Lower cover and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212717093U (en) |
-
2020
- 2020-05-15 CN CN202020822676.XU patent/CN212717093U/en active Active
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