CN216279177U - Shock absorption base of centrifugal machine - Google Patents
Shock absorption base of centrifugal machine Download PDFInfo
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- CN216279177U CN216279177U CN202122612016.6U CN202122612016U CN216279177U CN 216279177 U CN216279177 U CN 216279177U CN 202122612016 U CN202122612016 U CN 202122612016U CN 216279177 U CN216279177 U CN 216279177U
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Abstract
The utility model discloses a shock absorption base of a centrifugal machine, which comprises a bottom supporting plate, a top supporting plate, a central spring and a first auxiliary assembly, wherein the central spring and the first auxiliary assembly are arranged between the bottom supporting plate and the top supporting plate, two ends of the central spring are respectively connected to the centers of the bottom supporting plate and the top supporting plate, the first auxiliary assembly comprises a first screw rod, a first elastic piece and a first nut, the length of the first screw rod is smaller than the free height of the central spring and not smaller than the minimum working height of the central spring, one end of the first screw rod is fixed on the bottom supporting plate, the other end of the first screw rod is suspended between the bottom supporting plate and the top supporting plate, the first nut is screwed on the first screw rod, the first elastic piece is sleeved on the first screw rod, one end of the first screw rod is connected to the top supporting plate, and the other end of the first screw rod is abutted to the first nut. The shock absorption device has excellent elastic supporting force and stability, and can stably guarantee the shock absorption effect of the centrifuge for a long time.
Description
Technical Field
The utility model relates to the field of vibration control of centrifuges, in particular to a vibration-damping base of a centrifuge.
Background
In the dye production process, a centrifugal machine is needed to centrifuge chemical reactants to realize solid-liquid separation. The centrifuge can produce vibrations in the operation process, and vibrations not only influence centrifugal effect, also can shorten the life of inner member. Among the prior art, in order to alleviate the influence of vibrations to centrifuge, generally set up the block rubber in centrifuge's bottom, the block rubber shock attenuation effect is poor and easy damaged, in case the damage will influence centrifuge's horizontal balance, influences centrifuge's use.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a damping base of a centrifugal machine, which has excellent elastic supporting force and stability and can stably ensure the damping effect of the centrifugal machine for a long time.
In order to solve the problems, the technical scheme adopted by the utility model is as follows:
a shock absorption base of a centrifugal machine comprises a bottom supporting plate, a top supporting plate, a central spring and a first auxiliary assembly, wherein the central spring and the first auxiliary assembly are arranged between the bottom supporting plate and the top supporting plate, two ends of the central spring are respectively connected to the centers of the bottom supporting plate and the top supporting plate, the first auxiliary assembly comprises a first screw rod, a first elastic piece and a first nut, the length of the first screw rod is smaller than the free height of the central spring and not smaller than the minimum working height of the central spring, one end of the first screw rod is fixed to the bottom supporting plate, the other end of the first screw rod is suspended between the bottom supporting plate and the top supporting plate, the first nut is screwed on the first screw rod, the first elastic piece is sleeved on the first screw rod, one end of the first screw rod is connected to the top supporting plate, and the other end of the first screw rod abuts against the first nut; the first auxiliary assemblies are in a plurality of groups, and the plurality of groups of the first auxiliary assemblies are distributed circumferentially by taking the central spring as an axis.
Preferably, the device further comprises a second auxiliary assembly, the second auxiliary assembly comprises a second screw, a second elastic part and a second nut, the length of the second screw is equal to that of the first screw, one end of the second screw is fixed on the top support plate, the other end of the second screw is suspended between the bottom support plate and the top support plate, the second nut is screwed on the second screw, the second elastic part is sleeved on the second screw, one end of the second elastic part is connected to the bottom support plate, and the other end of the second elastic part abuts against the second nut; the second auxiliary assemblies are in a plurality of groups, and the plurality of groups of second auxiliary assemblies are distributed circumferentially by taking the central spring as an axis.
Preferably, the first auxiliary assembly and the second auxiliary assembly are arranged in a staggered manner.
Preferably, the number of the first auxiliary assembly and the second auxiliary assembly is two.
Preferably, the first elastic member and the second elastic member are both compression springs.
Preferably, a first cushion pad is attached to the lower end surface of the bottom support plate.
Preferably, the upper end surface of the top support plate is fitted with a second cushion pad.
Compared with the prior art, the utility model has the beneficial effects that: in the utility model, the central spring is a hard compression spring, mainly plays an elastic supporting role in the vertical direction, and has certain elastic support for the vibration in the horizontal direction, but the structure of the central spring is influenced by the long-term vibration in the horizontal direction due to the long length and no support rod in the middle part, so that the central spring is inclined; the first elastic part in the first auxiliary assembly is supported by the first screw rod, the length of the part without support is shorter, so that the first auxiliary assembly has better elastic support for vibration in the horizontal direction, can assist the center spring to reset, ensure the service life of the center spring, and meanwhile, has an elastic support effect on the upper top support plate in the vertical direction; the compression state of the first elastic member can be adjusted by adjusting the position of the first nut on the first screw rod, thereby providing more proper elastic support for the top support plate. This vibration damping mount has excellent elastic support power and stability, the assurance centrifuge's that can be stable for a long time shock attenuation effect.
Drawings
FIG. 1 is a schematic structural view of a vibration-damping mount of a centrifuge according to a preferred embodiment of the present invention;
FIG. 2 is a cross-sectional view of the vibration mount of FIG. 1;
wherein, 1 is a bottom support plate, 11 is a first cushion, 2 is a top support plate, 21 is a second cushion, 22 is a mounting hole, 3 is a center spring, 4 is a first auxiliary component, 41 is a first screw, 42 is a first elastic member, 43 is a first nut, 5 is a second auxiliary component, 51 is a second screw, 52 is a second elastic member, and 53 is a second nut.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and 2, a shock absorbing base for a centrifuge in a preferred embodiment of the present invention comprises a bottom support plate 1, a top support plate 2, a center spring 3 and a first auxiliary assembly 4, the center spring 3 and the first auxiliary assembly 4 are disposed between the bottom support plate 1 and the top support plate 2, two ends of the center spring 3 are respectively fixedly connected to the centers of the bottom support plate 1 and the top support plate 2, the first auxiliary assembly 4 comprises a first screw 41, a first elastic member 42 and a first nut 43, the length of the first screw 41 is smaller than the free height of the center spring 3 and is not smaller than the minimum working height of the center spring 3, one end of the first screw 41 is fixed to the bottom support plate 1, the other end is suspended between the bottom support plate 1 and the top support plate 2, the first nut 43 is screwed to the first screw 41, the first elastic member 42 is sleeved on the first screw 41, and one end of the first elastic member is fixedly connected to the top support plate 2, the other end is abutted against the first nut 43; the first auxiliary assemblies 4 are in a plurality of groups, and the plurality of groups of first auxiliary assemblies 4 are distributed circumferentially by taking the central spring 3 as an axis. During the use, this vibration damping mount's bottom support plate 1 is fixed subaerial, and top support plate 2 is connected with centrifuge's bottom. In the utility model, the central spring 3 is a hard compression spring, mainly plays a role of elastic support in the vertical direction and has certain elastic support for the vibration in the horizontal direction, but the structure of the centrifugal machine is influenced by the long-term vibration in the horizontal direction due to the long length and the absence of a support rod in the middle part, so that the centrifugal machine is inclined; in the first auxiliary assembly 4, the first elastic member 42 is supported by the first screw rod 41, and the unsupported part of the first elastic member is short, so that the first elastic member can better elastically support vibration in the horizontal direction, can assist the center spring to reset, ensure the service life of the center spring 3, and meanwhile, has an elastic supporting effect on the upper top supporting plate 2 in the vertical direction; the compression state of the first elastic member 42 can be adjusted by adjusting the position of the first nut 43 on the first screw rod, thereby providing a more suitable elastic support for the top support plate 2. This vibration damping mount has excellent elastic support power and stability, the assurance centrifuge's that can be stable for a long time shock attenuation effect.
Specifically, to further enhance the damping effect, the lower end surface of the bottom support plate 1 is fitted with a first cushion pad 11, and the upper end surface of the top support plate 2 is fitted with a second cushion pad 21. In order to facilitate installation and fixation, the bottom support plate 1 can be provided with a fixing hole, and the top support plate 2 is provided with a mounting hole.
Specifically, the damping base further comprises a second auxiliary component 5, the second auxiliary component 5 comprises a second screw 51, a second elastic member 52 and a second nut 53, the length of the second screw 51 is equal to that of the first screw 41, one end of the second screw 51 is fixed on the top support plate 2, the other end of the second screw is suspended between the bottom support plate 1 and the top support plate 2, the second nut 53 is screwed on the second screw 51, the second elastic member 52 is sleeved on the second screw 51, one end of the second elastic member is connected to the bottom support plate 1, and the other end of the second elastic member abuts against the second nut 53; the second auxiliary assemblies 5 are in a plurality of groups, and the plurality of groups of second auxiliary assemblies 5 are distributed circumferentially by taking the central spring 3 as an axis. The first elastic element 42 and the second elastic element 52 are different in position-limited support, the former is arranged below, and the latter is arranged above, so that when the two elements are subjected to horizontal vibration and are horizontally inclined, the stress is not on the same horizontal plane, the restoration of the two elements is further facilitated, and the elastic support force and the stability of the damping base are improved.
Specifically, in order to ensure a better supporting and elastic supporting effect, the first auxiliary assembly 4 and the second auxiliary assembly 5 are arranged in a staggered manner. The number of the first auxiliary assemblies 4 and the number of the second auxiliary assemblies 5 are two, and therefore an excellent damping effect can be achieved.
Specifically, in order to ensure the supporting effect and control the overall cost, the compression springs of the same specification are used for the first elastic member 42 and the second elastic member 52.
Specifically, in order to provide a better auxiliary effect and prevent the damage of the center spring structure caused by the instant excessive pressing of the centrifuge, the length of the first screw rod 41 is equal to or slightly higher than the minimum working height of the center spring 3.
In the utility model, the central spring 3 is a hard compression spring, mainly plays an elastic supporting role in the vertical direction, has certain elastic support for the vibration in the horizontal direction, but has a long length and no supporting rod in the middle part, so the structure of the central spring is influenced by the long-term vibration in the horizontal direction, and the central spring is inclined; in the first auxiliary assembly 4, the first elastic member 42 is supported by the first screw rod 41, and the unsupported part of the first elastic member is short, so that the first elastic member can better elastically support vibration in the horizontal direction, can assist the center spring to reset, ensure the service life of the center spring 3, and meanwhile, has an elastic supporting effect on the upper top supporting plate 2 in the vertical direction; the compression state of the first elastic member 42 can be adjusted by adjusting the position of the first nut 43 on the first screw rod, thereby providing a more suitable elastic support for the top support plate 2. This vibration damping mount has excellent elastic support power and stability, the assurance centrifuge's that can be stable for a long time shock attenuation effect.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.
Claims (7)
1. A shock absorption base of a centrifugal machine is characterized by comprising a bottom supporting plate, a top supporting plate, a central spring and a first auxiliary assembly, wherein the central spring and the first auxiliary assembly are arranged between the bottom supporting plate and the top supporting plate, two ends of the central spring are respectively connected to the centers of the bottom supporting plate and the top supporting plate, the first auxiliary assembly comprises a first screw rod, a first elastic piece and a first nut, the length of the first screw rod is smaller than the free height of the central spring and not smaller than the minimum working height of the central spring, one end of the first screw rod is fixed on the bottom supporting plate, the other end of the first screw rod is suspended between the bottom supporting plate and the top supporting plate, the first nut is screwed on the first screw rod, the first elastic piece is sleeved on the first screw rod, one end of the first screw rod is connected to the top supporting plate, and the other end of the first screw rod is abutted to the first nut; the first auxiliary assemblies are in a plurality of groups, and the plurality of groups of the first auxiliary assemblies are distributed circumferentially by taking the central spring as an axis.
2. The vibration damping mount for the centrifuge as recited in claim 1, further comprising a second auxiliary assembly, wherein the second auxiliary assembly comprises a second screw, a second elastic member and a second nut, the length of the second screw is equal to that of the first screw, one end of the second screw is fixed on the top support plate, the other end of the second screw is suspended between the bottom support plate and the top support plate, the second nut is screwed on the second screw, the second elastic member is sleeved on the second screw, one end of the second elastic member is connected to the bottom support plate, and the other end of the second elastic member abuts against the second nut; the second auxiliary assemblies are in a plurality of groups, and the plurality of groups of second auxiliary assemblies are distributed circumferentially by taking the central spring as an axis.
3. The centrifuge shock mount of claim 2, wherein the first and second auxiliary assemblies are staggered.
4. The centrifuge shock mount of claim 3, wherein the number of first and second auxiliary assemblies is two.
5. The centrifuge shock mount of claim 2, wherein the first and second resilient members are compression springs.
6. The vibration dampening base for a centrifuge as claimed in any one of claims 1 to 5, wherein the lower end surface of the bottom support plate is fitted with a first cushion pad.
7. The centrifuge mount of any of claims 1-5, wherein an upper end surface of the top support plate engages the second cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122612016.6U CN216279177U (en) | 2021-10-28 | 2021-10-28 | Shock absorption base of centrifugal machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122612016.6U CN216279177U (en) | 2021-10-28 | 2021-10-28 | Shock absorption base of centrifugal machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216279177U true CN216279177U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122612016.6U Active CN216279177U (en) | 2021-10-28 | 2021-10-28 | Shock absorption base of centrifugal machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216279177U (en) |
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2021
- 2021-10-28 CN CN202122612016.6U patent/CN216279177U/en active Active
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