CN113879683B - Leg assembly of packing box and packing box thereof - Google Patents

Leg assembly of packing box and packing box thereof Download PDF

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Publication number
CN113879683B
CN113879683B CN202111337316.6A CN202111337316A CN113879683B CN 113879683 B CN113879683 B CN 113879683B CN 202111337316 A CN202111337316 A CN 202111337316A CN 113879683 B CN113879683 B CN 113879683B
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Prior art keywords
elastic
leg assembly
housing
elastic member
shell
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CN113879683A (en
Inventor
井文奇
杜逸飞
王国勇
王岩
魏芳
李玉虎
李楠
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Aerospace Research Institute of Materials and Processing Technology
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Aerospace Research Institute of Materials and Processing Technology
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/20—External fittings
    • B65D25/24—External fittings for spacing bases of containers from supporting surfaces, e.g. legs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
    • B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
    • B65D81/07—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents using resilient suspension means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/30—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure

Abstract

The invention relates to a leg assembly of a packing box and the packing box, the leg assembly comprises: the shell part comprises a first shell and a second shell, the second shell is slidably arranged below the first shell, and the first shell is suitable for being connected below the box body; the support legs are detachably connected to the lower end of the second shell; the connecting piece comprises a plurality of connecting screw rods, the upper end of each connecting screw rod is connected to the box body, and each connecting screw rod sequentially penetrates through the first shell, the second shell and the support legs; the elastic damping part supports and is being located between first casing and the second casing, and the elastic damping part includes first elastic component and second elastic component, and the damping coefficient through making first elastic component is greater than the damping coefficient of second elastic component, utilizes the high rigidity of second elastic component to realize the shock attenuation and bear, and simultaneously, utilizes the high damping coefficient of first elastic component to realize the vibration energy dissipation, avoids the vibration of second elastic component to drive the packing box vibration and produce the resonance effect, damages the load components and parts.

Description

Leg assembly of packing box and packing box thereof
Technical Field
The invention relates to the technical field of large-scale composite material packing boxes, in particular to a support leg assembly of a packing box and the packing box.
Background
The large composite material packing box can realize the functions of packing, storing, transporting and hoisting the contents, and the contents can rapidly enter and exit the box. When the packing box is loaded with contents for transportation, complex road conditions such as bumpy dirt roads, road deceleration strips and the like can be met, so that the problem that how to protect the safety of the loaded contents in the packing box through damping is needed to be solved at present.
Disclosure of Invention
The invention aims to provide a support leg assembly of a packing box, which has certain shock absorption performance.
The above object of the present invention can be achieved by the following technical solutions:
the invention provides a support leg assembly of a packing box, the packing box comprises a box body, and the support leg assembly comprises:
a housing member including a first housing and a second housing slidably disposed below the first housing, the first housing adapted to be connected below the cabinet;
a leg detachably coupled to a lower end of the second housing;
the connecting piece comprises a plurality of connecting screw rods, the upper end of each connecting screw rod is connected to the box body, and each connecting screw rod sequentially penetrates through the first shell, the second shell and the support leg;
the elastic shock absorption piece is supported between the first shell and the second shell and comprises a first elastic piece and a second elastic piece, and the damping coefficient of the first elastic piece is larger than that of the second elastic piece.
In some embodiments of the present invention, the first elastic member is a rubber pad made of rubber, and the second elastic member is a damping spring made of steel.
In some embodiments of the invention, the damping coefficient of the first elastic member is 500-1500 times the damping coefficient of the second elastic member.
In some embodiments of the present invention, a plurality of first matching sleeves are disposed at a lower end of the first casing, a plurality of second matching sleeves are disposed at an upper end of the second casing, the plurality of first matching sleeves are sleeved on the plurality of second matching sleeves in a one-to-one correspondence manner, and the plurality of connecting screws are inserted into the plurality of second matching sleeves in a one-to-one correspondence manner.
In some embodiments of the present invention, a plurality of first ring grooves are further disposed on the first shell, and the first ring grooves are disposed around the first fitting sleeves in a one-to-one correspondence;
still be equipped with a plurality of first overcoat on the second casing, it is a plurality of first overcoat one-to-one encircles a plurality ofly the setting of second cooperation cover, every the upper end of first elastic component supports respectively in relevant position the bottom of first annular, every the lower extreme of first elastic component supports respectively in relevant position the upper end of first overcoat.
In some embodiments of the present invention, a second ring groove is disposed between each of the first outer sleeves and the corresponding second mating sleeve, a lower end of each of the second elastic members is supported in the corresponding second ring groove, and an upper end of each of the second elastic members is supported in the corresponding first ring groove.
In some embodiments of the present invention, the first elastic members are a single structural member, and each of the second elastic members is located between the first elastic member and the first mating sleeve.
In some embodiments of the present invention, the leg assembly further includes a sealing member including a plurality of sealing portions, each of the sealing portions being sealingly disposed between the first housing and the box body, and each of the sealing portions being disposed around the connection screw at a corresponding position.
In some embodiments of the present invention, a plurality of through holes are formed in the supporting leg, each of the connecting members further includes a plurality of connecting screws, the plurality of connecting screws are correspondingly disposed in the plurality of through holes, the plurality of connecting screws are correspondingly connected to the plurality of connecting screw rods, and a nut of each of the connecting screws is stopped against the supporting leg.
In some embodiments of the invention, the first elastic member has a bearing force F 1 ；
Figure BDA0003351045450000031
The above-mentionedThe bearing force of the second elastic part is F 2 ；
F 2 ＝k·Δl
The equivalent modulus of elasticity T of the leg assembly is:
Figure BDA0003351045450000032
wherein Δ l is the amount of compression deformation of the leg assembly, E 1 Is the elastic modulus of the first elastic member, a is the area of the first elastic member, l is the thickness of the first elastic member, and k is the elastic coefficient of the second elastic member.
The invention also provides a packaging box which comprises the support leg assembly.
The leg assembly of the packing box of the invention has the characteristics and advantages that:
in the transportation process, the support leg assembly of the invention is subjected to downward inertia force of the packing box, the support leg assembly transmits the inertia force to the shell member, the shell member transmits the inertia force to the elastic shock absorption member, and at the moment, the first elastic member and the second elastic member are simultaneously pressed and deformed to prevent the inertia force from being transmitted to the box body and the loading object in the box body through the connecting screw rod, thereby achieving the shock absorption effect.
Simultaneously, through making the damping coefficient of first elastic component be greater than the damping coefficient of second elastic component, utilize the high rigidity of second elastic component to realize shock attenuation and bear, simultaneously, utilize the high damping coefficient of first elastic component to realize the vibration energy dissipation, avoid the vibration of second elastic component to drive the packing box vibration and produce resonance effect, damage load components and parts.
Drawings
FIG. 1 is a schematic view of a leg assembly of an embodiment of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion of a seal according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of a first housing of an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a second housing of an embodiment of the present invention;
fig. 6 is a sectional view of a first elastic member according to an embodiment of the present invention.
In the figure:
1. a box body;
2. a housing member; 21. a first housing; 211. a first mating sleeve; 212. a first ring groove; 22. a second housing; 221. a second mating sleeve; 222. a first outer cover; 223. a second ring groove;
3. a support leg;
4. connecting a screw rod; 41. a connecting screw;
5. an elastic shock-absorbing member; 51. a first elastic member; 52. a second elastic member;
6. a sealing part; 61. a seal ring; 62. and a gasket.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be 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, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1 to 6, the present invention provides a leg assembly of a packing case, the packing case including a case body 1, the leg assembly including: the housing member 2, the housing member 2 comprises a first housing 21 and a second housing 22, the second housing 22 is slidably arranged below the first housing 21, and the first housing 21 is suitable for being connected below the box body 1; a leg 3, the leg 3 being detachably attached to a lower end of the second housing 22; the connecting piece comprises a plurality of connecting screw rods 4, the upper end of each connecting screw rod 4 is connected to the box body 1, and each connecting screw rod 4 sequentially penetrates through the first shell 21, the second shell 22 and the support leg 3; and an elastic shock-absorbing member 5, wherein the elastic shock-absorbing member 5 is supported between the first housing 21 and the second housing 22, the elastic shock-absorbing member 5 comprises a first elastic member 51 and a second elastic member 52, and the damping coefficient of the first elastic member 51 is greater than the damping coefficient of the second elastic member 52.
It can be understood that, during transportation, the leg assembly of the present invention receives the downward inertial force of the packing box, the leg assembly transmits the inertial force to the housing member 2, the housing member 2 transmits the inertial force to the elastic shock absorbing member 5, and the first elastic member 51 and the second elastic member 52 are simultaneously pressed and deformed, so as to prevent the inertial force from being transmitted to the box body 1 and the loaded object therein through the connecting screw rod 4, thereby achieving the shock absorbing effect.
Meanwhile, the damping coefficient of the first elastic piece 51 is larger than that of the second elastic piece 52, the high rigidity of the second elastic piece 52 is utilized to realize damping and bearing, meanwhile, the high damping coefficient of the first elastic piece 51 is utilized to realize vibration energy dissipation, and the second elastic piece 52 is prevented from vibrating to drive the packing box to vibrate to generate a resonance effect to damage loaded articles and components.
In some embodiments, the upper end of the connecting screw rod 4 is rigidly connected with the box body 1 through a connecting nut, so that the connecting strength is improved.
In some embodiments, the number of the connecting screws 4 is at least two, in this embodiment, the number of the connecting screws 4 is two, and the number of the connecting screws 4 can be limited according to actual conditions, so as to ensure the stability of the leg assembly.
In some embodiments of the present invention, the first elastic member 51 is a rubber pad made of rubber, and the second elastic member 52 is a shock absorbing spring made of steel. It can be understood that, use rubber pad and damping spring as damping material's aim at jointly, make full use of damping spring's high rigidity realizes the shock attenuation and bears the weight of, simultaneously, utilizes the high damping coefficient of rubber pad to realize the vibration energy dissipation, avoids the damping spring vibration to drive the packing box vibration and produces resonance effect, damages the load components and parts.
In some embodiments of the present invention, the damping coefficient of the first elastic member 51 is 500 to 1500 times that of the second elastic member 52. Preferably, the damping coefficient of the first elastic element 51 is 1000 times that of the second elastic element 52, so that the second elastic element 52 can be prevented from vibrating to drive the packing box to vibrate to generate a resonance effect, and damage to loaded components can be avoided.
In some embodiments of the present invention, the lower end of the first casing 21 is provided with a plurality of first matching sleeves 211, the upper end of the second casing 22 is provided with a plurality of second matching sleeves 221, the plurality of first matching sleeves 211 are sleeved on the plurality of second matching sleeves 221 in a one-to-one correspondence manner, and the plurality of connecting screws 4 are inserted into the plurality of second matching sleeves 221 in a one-to-one correspondence manner.
It can be understood that, by slidably fitting the first fitting sleeve 211 and the second fitting sleeve 221, the first housing 21 and the second housing 22 can be constrained to move only in the direction perpendicular to the ground, and the reliability of the leg assembly is ensured.
In some embodiments of the present invention, the first housing 21 is further provided with a plurality of first ring grooves 212, and the plurality of first ring grooves 212 are correspondingly arranged around the plurality of first matching sleeves 211; still be equipped with a plurality of first overcoat 222 on the second casing 22, it is a plurality of first overcoat 222 surrounds a plurality of one-to-one the second cooperation cover 221 sets up, every the upper end of first elastic component 51 supports respectively in relevant position the bottom of first annular 212, every the lower extreme of first elastic component 51 supports respectively in relevant position the upper end of first overcoat 222.
It will be appreciated that by disposing the first elastic member 51 between the first ring groove 212 and the first outer sleeve 222, the stability of the first elastic member 51 between the first housing 21 and the second housing 22 can be ensured.
In some embodiments of the present invention, a second annular groove 223 is formed between each of the first outer sleeves 222 and the corresponding second matching sleeve 221, a lower end of each of the second elastic members 52 is supported in the corresponding second annular groove 223, and an upper end of each of the second elastic members 52 is supported in the corresponding first annular groove 212.
It can be understood that the stability of the second elastic member 52 is ensured by disposing the upper portion of the second elastic member 52 in the first annular groove 212 and the lower portion of the second elastic member 52 in the second annular groove 223, thereby preventing the second elastic member 52 from being displaced after being subjected to a force and ensuring the stability of the shock-absorbing performance of the leg assembly of the present invention.
In some embodiments, the outside of the first casing 21 is further provided with a second casing, and the first casing 222 and the second casing are in sliding fit, so as to improve the reliability of the relative movement between the first casing 21 and the second casing 22.
In some embodiments of the present invention, the plurality of first elastic members 51 are a unitary structural member, and each of the second elastic members 52 is located between the first elastic member 51 and the first matching sleeve 211. Thereby, stability and structural strength of the plurality of first elastic members 51 are ensured, and the thickness of the plurality of first elastic members 51 is ensured to be uniform, so that the force applied everywhere is substantially the same.
In some embodiments of the present invention, the leg assembly further comprises a sealing member, the sealing member comprises a plurality of sealing portions 6, each of the sealing portions 6 is sealingly disposed between the first housing 21 and the box body 1, and each of the sealing portions 6 is disposed around the connection screw 4 at a corresponding position.
It will be appreciated that the sealing property where the connection screw 4 passes through the case 1 can be secured by disposing a sealing member between the first housing 21 and the case 1 and disposing the sealing member around the connection screw 4 at the corresponding position.
In some embodiments, the sealing element may include a sealing ring 61 and a sealing gasket 62 disposed at a lower end of the sealing ring 61, where the sealing gasket 62 is used to seal the box body 1 and the connecting screw rod 4, and the sealing ring 61 is used to enhance the sealing performance between the sealing gasket 62 and the connecting screw rod 4, so as to ensure that the air tightness of the packaging box is qualified when the connecting screw rod 4 is deformed by a force.
In some embodiments of the present invention, a plurality of through holes are formed in the supporting leg 3, each of the connecting members further includes a plurality of connecting screws 41, the plurality of connecting screws 41 are correspondingly arranged in the plurality of through holes, the plurality of connecting screws 41 are correspondingly connected to the plurality of connecting screws 4, and a nut of each of the connecting screws 41 is abutted against the supporting leg 3.
It will be understood that the mounting and dismounting of the leg 3 can be facilitated by stopping the nut of the coupling screw 41 against the leg 3 and screwing the coupling screw 41 to the lower end of the coupling screw 4, thereby fixing the leg 3 to the lower end of the second housing 22.
In some embodiments of the present invention, the first elastic member 51 has a bearing force F 1 ；
Figure BDA0003351045450000071
The bearing force of the second elastic member 52 is F 2 ；
F 2 ＝k·Δl
The equivalent modulus of elasticity T of the leg assembly is:
Figure BDA0003351045450000072
where Δ l is the amount of compression deformation of the leg assembly 3, E 1 In the description of the elastic modulus of the first elastic member 51, a is the area of the first elastic member 51, l is the thickness of the first elastic member 51, and k is the elastic coefficient of the second elastic member 52.
It will be appreciated that in order to achieve the universal applicability of the leg assembly to different full-weight packages, the leg assembly of this form is designed with adjustable shock absorbing properties, in the embodiment of adjusting the thickness L of the first elastic member 51 and the height L of the lower first casing 222. Wherein, the sum of L and L is a constant value and is equal to the length of the second elastic element 52 when not being stressed. Therefore, the equivalent elastic modulus of the leg assembly can be adjusted by adjusting the thickness l of the first elastic member 51, so that the purpose of adjusting the damping performance of the leg assembly is achieved, and the applicability is improved.
The invention also provides a packaging box which comprises the support leg assembly.
According to the packing box of the embodiment of the invention, during transportation, the downward inertia force of the packing box is applied to the support leg assembly, the support leg assembly transmits the inertia force to the shell member 2, the shell member 2 transmits the inertia force to the elastic shock absorption member 5, and at the same time, the first elastic member 51 and the second elastic member 52 are simultaneously pressed and deformed, so that the inertia force is prevented from being transmitted to the box body 1 and the loaded object therein through the connecting screw rod 4, and the shock absorption effect is achieved.
Meanwhile, the damping coefficient of the first elastic piece 51 is larger than that of the second elastic piece 52, the high rigidity of the second elastic piece 52 is utilized to realize shock absorption and bearing, meanwhile, the high damping coefficient of the first elastic piece 51 is utilized to realize vibration energy dissipation, and the second elastic piece 52 is prevented from vibrating to drive the packing box to vibrate to generate resonance effect to damage loaded components, so that the safety of the packing box is improved.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (9)

1. A leg assembly of a packing case, the packing case including a case body, the leg assembly comprising:
a housing member including a first housing and a second housing slidably disposed below the first housing, the first housing adapted to be connected below the cabinet;
a stand bar detachably attached to a lower end of the second housing;
the connecting piece comprises a plurality of connecting screw rods, the upper end of each connecting screw rod is connected to the box body, and each connecting screw rod sequentially penetrates through the first shell, the second shell and the support leg;
an elastic shock absorbing member supported between the first housing and the second housing, the elastic shock absorbing member including a first elastic member and a second elastic member, and a damping coefficient of the first elastic member being greater than a damping coefficient of the second elastic member;
the bearing capacity of the first elastic part is F 1 ；
Figure FDA0003994787870000011
The bearing capacity of the second elastic part is F 2 ；
F 2 ＝k·Δl
The equivalent modulus of elasticity T of the leg assembly is:
Figure FDA0003994787870000012
wherein Δ l is a compression deformation amount of the leg assembly, E 1 The elastic modulus of the first elastic member is defined as a, a is an area of the first elastic member, l is a thickness of the first elastic member, and k is an elastic coefficient of the second elastic member.
2. The leg assembly of a packing case according to claim 1, wherein the first elastic member is a rubber pad of a rubber material, and the second elastic member is a shock-absorbing spring of a steel material.
3. The leg assembly of a packing case according to claim 1, wherein a damping coefficient of the first elastic member is 500-1500 times a damping coefficient of the second elastic member.
4. The leg assembly according to claim 1, wherein a plurality of first engaging sleeves are provided at a lower end of the first housing, a plurality of second engaging sleeves are provided at an upper end of the second housing, the plurality of first engaging sleeves are fitted over the plurality of second engaging sleeves in a one-to-one correspondence, and the plurality of connecting screws are inserted into the plurality of second engaging sleeves in a one-to-one correspondence.
5. The leg assembly according to claim 4, wherein a plurality of first ring grooves are further formed in the first housing, and the first ring grooves are correspondingly arranged around the first matching sleeves;
still be equipped with a plurality of first overcoat on the second casing, it is a plurality of first overcoat encircles a plurality of one-to-one the second cooperation cover sets up, every the upper end of first elastic component supports respectively in relevant position the bottom of first annular, every the lower extreme of first elastic component supports respectively in relevant position the upper end of first overcoat.
6. The leg assembly of claim 5, wherein a second annular groove is formed between each of said first outer sleeves and the corresponding second engaging sleeve, a lower end of each of said second elastic members is supported in the corresponding second annular groove, and an upper end of each of said second elastic members is supported in the corresponding first annular groove.
7. The leg assembly of claim 5, wherein a plurality of the first elastic members are a unitary structural member, and each of the second elastic members is located between the first elastic member and the first engaging sleeve.
8. The leg assembly of a packing box according to claim 1, further comprising a sealing member including a plurality of sealing portions, each of the sealing portions being sealingly provided between the first housing and the box body, and each of the sealing portions being provided around the connecting screw at a corresponding position.
9. A packaging box, characterized by comprising the leg assembly according to any one of claims 1 to 8.
CN202111337316.6A 2021-11-12 2021-11-12 Leg assembly of packing box and packing box thereof Active CN113879683B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2866973Y (en) * 2005-08-04 2007-02-07 郑国尧 Damping rubber column steel spring vibration reducer
CN102394548A (en) * 2011-09-22 2012-03-28 北京航空航天大学 Voice coil vibration isolating/vibration suppressing structure and control method thereof
CN203064503U (en) * 2012-12-03 2013-07-17 四川省电力公司资阳公司 Damping box of precise instrument
CN110182467A (en) * 2019-05-29 2019-08-30 京东方科技集团股份有限公司 Takeaway box
CN210522019U (en) * 2019-06-14 2020-05-15 江苏中豪神庞科技有限公司 Automatic civil air defense filter with vibration/noise reduction function
CN212360600U (en) * 2020-09-15 2021-01-15 无锡伏尔康科技有限公司 Vibration isolation device with rubber spring structure
CN214444529U (en) * 2021-01-05 2021-10-22 颜佳 Damping support leg of machine tool

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2866973Y (en) * 2005-08-04 2007-02-07 郑国尧 Damping rubber column steel spring vibration reducer
CN102394548A (en) * 2011-09-22 2012-03-28 北京航空航天大学 Voice coil vibration isolating/vibration suppressing structure and control method thereof
CN203064503U (en) * 2012-12-03 2013-07-17 四川省电力公司资阳公司 Damping box of precise instrument
CN110182467A (en) * 2019-05-29 2019-08-30 京东方科技集团股份有限公司 Takeaway box
CN210522019U (en) * 2019-06-14 2020-05-15 江苏中豪神庞科技有限公司 Automatic civil air defense filter with vibration/noise reduction function
CN212360600U (en) * 2020-09-15 2021-01-15 无锡伏尔康科技有限公司 Vibration isolation device with rubber spring structure
CN214444529U (en) * 2021-01-05 2021-10-22 颜佳 Damping support leg of machine tool

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