CN211739315U - Ground source heat pump unit capable of absorbing shock and reducing noise - Google Patents
Ground source heat pump unit capable of absorbing shock and reducing noise Download PDFInfo
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- CN211739315U CN211739315U CN202020368173.XU CN202020368173U CN211739315U CN 211739315 U CN211739315 U CN 211739315U CN 202020368173 U CN202020368173 U CN 202020368173U CN 211739315 U CN211739315 U CN 211739315U
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- fixed
- compressor
- heat pump
- source heat
- ground source
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- 230000035939 shock Effects 0.000 title claims description 13
- 238000013016 damping Methods 0.000 claims abstract description 26
- 238000010521 absorption reaction Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 229920000742 Cotton Polymers 0.000 claims abstract description 15
- 239000000725 suspension Substances 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract description 7
- 239000007787 solid Substances 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000009365 direct transmission Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010919 dye waste Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a can vibration/noise reduction's ground source heat pump unit, this ground source heat pump unit's compressor is fixed in the casing with the help of damper inside, through damper's setting, hoists the compressor inside the casing, not with casing direct contact. The transverse direction and the longitudinal direction are both provided with damping mechanisms, so that the vibration amplitude of the compressor can be greatly reduced. In addition, pack the sound absorption cotton in the loading board with the fixed cylinder intussuseption, the loading board is direct to be contacted with the compressor, utilizes the fast characteristic of sound transmission speed between the solid, can with the direct transmission of the noise that the compressor vibrations produced to the sound absorption cotton in for the noise of production is absorbed fast. And then when having improved ground source heat pump set life, can also reduce the noise of ground source heat pump set during operation, improved the comfort level that the user used and experienced.
Description
Technical Field
The utility model relates to a ground source heat pump technical field especially relates to a ground source heat pump unit that can vibration/noise reduction.
Background
The ground source heat pump is a renewable energy source technology and mainly comprises three parts: the outdoor geothermal energy heat exchange system, the ground source heat pump unit and the indoor heating air conditioner terminal system utilize the characteristic that the temperature of soil is stable throughout the year, and can use the soil as a heat source for heat pump heating in winter and can use the soil as a cold source for an air conditioner in summer. At present, the vertical buried pipe ground source heat pump technology is widely applied to the field of buildings, and has the following advantages: the efficiency is high, the temperature of the soil is higher than the ambient temperature in winter and lower than the ambient temperature in summer, so that the ground source heat pump is more efficient and energy-saving in winter compared with the traditional air conditioning system, and the efficiency of the heat pump unit is higher than that of the traditional air conditioning system by more than 40%; the ground source heat pump utilizes renewable energy, no smoke is discharged, no waste is generated, a field for stacking dye waste is not needed, and the environment of an energy utilization area is protected; can meet various functional requirements, and the ground source heat pump can be used for heating and refrigerating.
The compressor among the current ground source heat pump set all places on the unit chassis, because the operation of compressor, the inside motor rotation of compressor drives compressor and unit chassis vibrations, because vibrations can produce the noise, influences people's life, shortens compressor life simultaneously, and the compressor is because of dismantling the inconvenient problem of maintenance in unit inside.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a ground source heat pump set that can vibration/noise reduction is provided to improve equipment's life.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
the utility model provides a can vibration/noise reduction's ground source heat pump unit, includes the casing, is equipped with compressor, its characterized in that in the casing:
the compressor is fixed in the shell by means of a damping mechanism; wherein the content of the first and second substances,
the damping mechanism comprises two suspension arms which are oppositely fixed on the inner wall of the shell, the suspension arms are of a folded plate structure and comprise fixing parts which are fixedly attached to the inner side wall of the shell, damping parts which are turned over at right angles are arranged at the upper ends of the fixing parts, horizontal suspension parts are arranged at the tail ends of the damping parts, and a buffer gap is formed between the damping parts and the fixing parts;
the upper end of the compressor is fixedly provided with two connecting plates which horizontally extend outwards, the connecting plates are arranged above a corresponding suspension part and are penetrated with through rods, the two ends of each through rod are fixedly provided with locking blocks, and the through rods can be jacked up by the connecting plates to move up and down along with the connecting plates;
the vibration reduction mechanism also comprises a vibration reduction seat arranged below the compressor, the vibration reduction seat comprises a fixed cylinder fixed with the bottom of the shell, a horizontal bearing plate and an elastic driving mechanism for supporting the bearing plate are arranged in the fixed cylinder, and the elastic driving mechanism can be compressed by the bearing plate and drives the bearing plate to reset after being compressed;
the bearing plates are provided with a plurality of sound absorption holes, each bearing plate is provided with two bearing plates which are arranged up and down, a cavity is formed between the two bearing plates, and first sound absorption cotton is filled in the cavity;
the fixed cylinder comprises an inner cylinder and an outer cylinder, a plurality of sound absorption holes are formed in the inner cylinder, a cavity is formed between the inner cylinder and the outer cylinder, and second sound absorption cotton is filled in the cavity.
A further technical solution is that the elastic driving mechanism comprises:
the number of the fixed rings is at least three, and the fixed rings are annularly and uniformly distributed and fixed on the inner wall of the fixed cylinder;
the guide post is arranged on the fixed ring in a sliding manner, and an upper plug part and a lower plug part with the diameter larger than that of the guide post are respectively fixed at the upper end and the lower end of the guide post;
the magnetic pole plate comprises a first permanent magnet base plate fixed at the bottom end of the lower plug part and a second permanent magnet base plate which is arranged at the bottom of the fixed cylinder and has the same magnetic pole with the first permanent magnet base plate, and the first permanent magnet base plate and the second permanent magnet base plate keep a set distance under the action of magnetic field repulsion.
The technical scheme is that the casing is of a hexahedral structure, a flange is fixedly connected between two adjacent panels in an overlapping manner, and sound absorption cotton is arranged at the overlapping position.
The connecting plate is connected with the vertical plate of the damping part on the corresponding side in a sliding mode.
The technical scheme is that an upper reset spring is sleeved on a penetrating rod between the connecting plate and the hanging part, and a lower reset spring is sleeved on a penetrating rod between the hanging part and the lower locking block.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the compressor of the ground source heat pump unit is fixed inside the shell by means of the damping mechanism, and the compressor is hoisted inside the shell without being in direct contact with the shell through the arrangement of the damping mechanism.
In the transverse direction, the hoisting arm is provided with a buffer gap, so that the compressor has a shock buffer amount in the transverse direction, and the hoisting arm has certain mechanical performance, can absorb shock energy transmitted by the compressor and reduce the shock amplitude of the compressor; in the longitudinal direction, the connecting plate of the compressor is movably connected with the suspension part in series, and the bottom of the compressor is provided with an elastic supporting structure, so that the compressor has an upper damping space and a lower damping space, and the elastic supporting structure is used for absorbing and overcoming the vibration energy of the compressor, thereby greatly reducing the vibration amplitude of the compressor.
In addition, pack the sound absorption cotton in the loading board with the fixed cylinder intussuseption, the loading board is direct to be contacted with the compressor, utilizes the fast characteristic of sound transmission speed between the solid, can with the direct transmission of the noise that the compressor vibrations produced to the sound absorption cotton in for the noise of production is absorbed fast.
And then when having improved ground source heat pump set life, can also reduce the noise of ground source heat pump set during operation, improved the comfort level that the user used and experienced.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the elastic driving mechanism of the present invention;
fig. 3 is a schematic top view of the elastic driving mechanism of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1 to 3, a ground source heat pump unit capable of reducing vibration and noise includes a casing 001, and a compressor 002 is disposed in the casing 001. The ground source heat pump unit is connected with the outdoor geothermal energy heat exchange system and the indoor heating air conditioning tail end system through the connector arranged outside the shell 001, so that a circulating ground source heat pump system is formed and used for supplying heat or refrigerating. The ground source heat pump unit can be provided with a plurality of sets of systems to drive a plurality of indoor air conditioners to work, and the working mode of one-to-two, one-to-three or one-to-many is realized.
In order to reduce the vibration of the compressor 002 during operation, the compressor 002 in the ground source heat pump unit is fixed inside the shell 001 by a damping mechanism.
The damping mechanism comprises two suspension arms 100 which are oppositely fixed on the inner wall of the shell 001, the suspension arms 100 are of a folded plate structure and comprise fixing parts 110 which are fixedly attached to the inner wall of the shell 001, damping parts 120 which are turned over at right angles at the upper ends of the fixing parts 110, horizontal suspension parts 130 at the tail ends of the damping parts 120, and a buffer gap is formed between the damping parts 120 and the fixing parts 110;
the upper end of the compressor 002 is fixed with two horizontal overhanging connection plates 200, the connection plates 200 are arranged above a corresponding suspension part 130 and penetrate through the penetrating rod 300, the two ends of the penetrating rod 300 are fixed with locking blocks, and the penetrating rod 300 can be jacked up by the connection plates 200 to move up and down along with the connecting plates, so that a space for the compressor 002 to move up and down when vibrating is provided.
Damper is still including arranging the damper 400 of compressor 002 below in, damper 400 includes the solid fixed cylinder 410 fixed with casing 001 bottom, is equipped with horizontally loading board 420 and carries out the elastic drive mechanism who supports loading board 420 in solid fixed cylinder 410, elastic drive mechanism can be compressed by loading board 420 to drive loading board 420 after the compression and reset. After assembly, the compressor 002 is placed on the carrier plate 420 and a certain pressure is applied.
This ground source heat pump set's compressor 002 is fixed in inside casing 001 with the help of damper, through damper's setting, hoists compressor 002 inside casing 001, not with casing 001 direct contact.
In the transverse direction, the hoisting arm has a buffer gap, so that the compressor 002 has a buffer amount of vibration in the transverse direction, and the hoisting arm has certain mechanical performance, can absorb vibration energy transmitted by the compressor 002, and reduces the vibration amplitude of the compressor 002; in the longitudinal direction, the connecting plate 200 of the compressor 002 is movably connected in series with the suspension portion 130, and the bottom of the compressor 002 is provided with an elastic supporting structure, so that the compressor 002 has upper and lower damping spaces, and the elastic supporting structure is utilized to absorb and overcome the vibration energy of the compressor 002, thereby greatly reducing the vibration amplitude of the compressor 002.
Moreover, a plurality of sound absorption holes are formed in the bearing plate 420, the bearing plate 420 has two pieces arranged up and down, a cavity is formed between the two bearing plates 420, and the cavity is filled with the first sound absorption cotton 510.
The fixed cylinder 410 includes an inner cylinder and an outer cylinder, a plurality of sound absorption holes are formed on the inner cylinder, a cavity is formed between the inner cylinder and the outer cylinder, and second sound absorption cotton 520 is also filled in the cavity.
Pack the sound absorption cotton with fixed cylinder 410 in bearing board 420, bearing board 420 is direct to be contacted with compressor 002, utilizes the fast characteristic of sound transmission speed between the solid, can with the direct transmission of the noise that compressor 002 vibrations produced to the sound absorption cotton in for the noise of production is absorbed fast.
And then when having improved ground source heat pump set life, can also reduce the noise of ground source heat pump set during operation, improved the comfort level that the user used and experienced.
The elastic drive mechanism includes a stationary ring 430, guide posts 440, and a magnetic pole plate. The fixed rings 430 are at least three, are uniformly distributed and fixed on the inner wall of the fixed cylinder 410 in an annular manner, and have good stability. The guide column 440 is slidably disposed on the fixing ring 430, and an upper plug portion and a lower plug portion having a larger diameter than the guide column 440 are fixed to the upper and lower ends of the guide column 440, respectively. The magnetic pole plate comprises a first permanent magnet pad 450 fixed at the bottom end of the lower plug part and a second permanent magnet pad 460 which is arranged at the bottom of the fixed cylinder 410 and has the same magnetic pole as the first permanent magnet pad 450, and the first permanent magnet pad 450 and the second permanent magnet pad 460 keep a set distance under the action of the repulsion force of a magnetic field.
When the compressor 002 vibrates vertically, the compressor 002 presses the guide post 440 downwards, so that the first permanent magnet pad plate 450 is close to the second permanent magnet pad plate 460, the repulsion force and the distance between the first permanent magnet pad plate 450 and the second permanent magnet pad plate 460 are in a nonlinear relationship, and the larger the load is, the smaller the change of the distance between the first permanent magnet pad plate 450 and the second permanent magnet pad plate 460 is. Under the condition of large load, the first permanent magnet base plate 450 and the second permanent magnet base plate 460 can not generate self-excited oscillation, can be rapidly reset, have high response speed, can convert high-frequency vibration energy into magnetic suspension damping to realize effective isolation of vibration when receiving vertical vibration, and are favorable for shock absorption treatment of the compressor 002. Wherein, the magnetic pole plate can adopt neodymium iron boron permanent magnet shock pad.
The casing 001 is a hexahedral structure, a flange fixed in an overlapping manner is arranged between two adjacent panels, and sound absorption cotton is arranged at the overlapping position. To prevent noise from being transmitted from the seam of the cabinet 001.
The connecting plate 200 is connected with the vertical plate of the corresponding side shock absorption part 120 in a sliding way. Ensuring that no twisting occurs when the compressor 002 vibrates.
An upper return spring 610 is sleeved on the through rod 300 between the connecting plate 200 and the hanging part 130, and a lower return spring 620 is sleeved on the through rod 300 between the hanging part 130 and the lower locking block. Through the vertical vibrations of compressor 002, go up the compression and reset spring 620 down, move down the compression and go up reset spring 610, reset spring compression energy storage can drive compressor 002 and reset to overcome the vibrations power. Through the mutual cooperation of each damper, realize multiple shock attenuation, effectively attenuate compressor 002 self vibrations.
The above is only the preferred embodiment of the present invention, and any person can make some simple modifications, deformations and equivalent replacements according to the present invention, all fall into the protection scope of the present invention.
Claims (5)
1. A ground source heat pump unit capable of absorbing shock and reducing noise comprises a shell (001), a compressor (002) is arranged in the shell (001), and is characterized in that,
the compressor (002) is fixed inside the shell (001) by a damping mechanism; wherein the content of the first and second substances,
the damping mechanism comprises two suspension arms (100) which are oppositely fixed on the inner wall of the shell (001), the suspension arms (100) are of a folded plate structure and comprise fixing parts (110) which are fixedly attached to the inner wall of the shell (001), damping parts (120) which are provided with right-angle flanges at the upper ends of the fixing parts (110), horizontal suspension parts (130) are arranged at the tail ends of the damping parts (120), and a buffer gap is formed between the damping parts (120) and the fixing parts (110);
two connecting plates (200) which horizontally extend outwards are fixed at the upper end of the compressor (002), the connecting plates (200) are arranged above a corresponding suspension part (130) and penetrate through a penetrating rod (300), locking blocks are fixed at two ends of the penetrating rod (300), and the penetrating rod (300) can be jacked up by the connecting plates (200) to move up and down along with the connecting plates;
the damping mechanism further comprises a damping seat (400) arranged below the compressor (002), the damping seat (400) comprises a fixed cylinder (410) fixed with the bottom of the shell (001), a horizontal bearing plate (420) and an elastic driving mechanism for supporting the bearing plate (420) are arranged in the fixed cylinder (410), and the elastic driving mechanism can be compressed by the bearing plate (420) and drives the bearing plate (420) to reset after being compressed;
the bearing plates (420) are provided with a plurality of sound absorption holes, the bearing plates (420) are arranged up and down, a cavity is formed between the two bearing plates (420), and first sound absorption cotton (510) is filled in the cavity;
the fixed cylinder (410) comprises an inner cylinder and an outer cylinder, a plurality of sound absorption holes are formed in the inner cylinder, a cavity is formed between the inner cylinder and the outer cylinder, and second sound absorption cotton (520) is also filled in the cavity.
2. A ground source heat pump unit capable of absorbing and reducing noise according to claim 1, wherein the elastic driving mechanism comprises:
the fixed rings (430) are at least three and are annularly and uniformly distributed and fixed on the inner wall of the fixed cylinder (410);
the guide post (440) is arranged on the fixed ring (430) in a sliding manner, and an upper plug part and a lower plug part with the diameters larger than that of the upper plug part and the lower plug part are respectively fixed at the upper end and the lower end of the guide post (440);
and the magnetic pole plate comprises a first permanent magnet base plate (450) fixed at the bottom end of the lower plug part and a second permanent magnet base plate (460) arranged at the bottom of the fixed cylinder (410) and provided with a magnetic pole the same as that of the first permanent magnet base plate (450), and the first permanent magnet base plate (450) and the second permanent magnet base plate (460) keep a set interval under the action of magnetic field repulsion.
3. The ground source heat pump unit capable of absorbing shock and reducing noise according to claim 1, wherein the casing (001) is a hexahedral structure, flanges are fixedly connected between two adjacent panels, and sound absorption cotton is arranged at the joints.
4. The ground source heat pump unit capable of absorbing and reducing noise according to claim 1, wherein the connection plate (200) is slidably connected to a vertical plate of the shock absorbing part (120) on the corresponding side.
5. The ground source heat pump unit capable of absorbing shock and reducing noise according to claim 1, wherein an upper return spring (610) is sleeved on the through rod (300) between the connection plate (200) and the suspension part (130), and a lower return spring (620) is sleeved on the through rod (300) between the suspension part (130) and the lower locking block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020368173.XU CN211739315U (en) | 2020-03-20 | 2020-03-20 | Ground source heat pump unit capable of absorbing shock and reducing noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020368173.XU CN211739315U (en) | 2020-03-20 | 2020-03-20 | Ground source heat pump unit capable of absorbing shock and reducing noise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211739315U true CN211739315U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020368173.XU Expired - Fee Related CN211739315U (en) | 2020-03-20 | 2020-03-20 | Ground source heat pump unit capable of absorbing shock and reducing noise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211739315U (en) |
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2020
- 2020-03-20 CN CN202020368173.XU patent/CN211739315U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 |
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| CF01 | Termination of patent right due to non-payment of annual fee |