CN111413073A - Novel shock absorber anchor clamps - Google Patents
Novel shock absorber anchor clamps Download PDFInfo
- Publication number
- CN111413073A CN111413073A CN202010150881.0A CN202010150881A CN111413073A CN 111413073 A CN111413073 A CN 111413073A CN 202010150881 A CN202010150881 A CN 202010150881A CN 111413073 A CN111413073 A CN 111413073A
- Authority
- CN
- China
- Prior art keywords
- clamping
- clamping surface
- shock absorber
- seat
- waist
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/06—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby of trestle type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/08—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for attachment of work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/10—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting holders for tool or work
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/04—Suspension or damping
Abstract
The invention discloses a novel shock absorber clamp which comprises an upper clamping mechanism and a lower clamping mechanism, wherein the upper clamping mechanism is arranged on the upper side of the shock absorber clamp; the lower clamping mechanism comprises a fixed seat, a movable seat and a fastener for detachably connecting the movable seat to the fixed seat, a first clamping surface and a second clamping surface are formed on the fixed seat, a third clamping surface and a fourth clamping surface are formed on the movable seat, and the fastener can be connected with the fixed seat and the movable seat to enable the first clamping surface to be opposite to the third clamping surface or the fixed seat and the movable seat to enable the second clamping surface to be opposite to the fourth clamping surface; go up fixture including the crossover sub that is equipped with a plurality of connecting holes along circumference to reach the clamping component who tangentially cooperates with the crossover sub. The upper clamping mechanism and the lower clamping mechanism are arranged in a split manner, so that the shock absorber can be quickly installed and tested; the adaptability is high; the center lines of the shock absorber and the clamp are conveniently and accurately adjusted.
Description
Technical Field
The invention belongs to the technical field of shock absorber testing devices, and particularly relates to a novel shock absorber clamp.
Background
When the shock absorber is tested, the shock absorber is customized according to the use requirements of customers, the shock absorber is different in shape, the lower end of the shock absorber is provided with various structures, such as a transverse cylinder, a piston type, a cylinder type, a support column type and the like, and therefore much inconvenience is brought to the test; the upper end of the piston rod is usually provided with threads, the problem of difficult clamping exists during testing, a group of butt clamp bolts is usually used at the upper end and the lower end of the piston rod in the prior art to be installed, when force is changed violently in the testing process, the shock absorber can be separated from the butt clamp bolts, the butt clamp bolts have to be installed again to be tested, the butt clamp bolts are easily adjusted according to human experience in the clamping process, the center line deviates from the vertical center line, and further the testing is inaccurate or the testing fails.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a novel shock absorber clamp which can adapt to shock absorbers in different forms, is accurate in test and is simple and convenient to assemble and disassemble.
The technical scheme adopted by the invention for solving the technical problems is as follows: a novel shock absorber clamp comprises an upper clamping mechanism and a lower clamping mechanism;
the lower clamping mechanism comprises a fixed seat, a movable seat and a fastener for detachably connecting the movable seat to the fixed seat, a first clamping surface and a second clamping surface are formed on the fixed seat, a third clamping surface and a fourth clamping surface are formed on the movable seat, and the fastener can be connected with the fixed seat and the movable seat to enable the first clamping surface to be over against the third clamping surface or the fixed seat and the movable seat to enable the second clamping surface to be over against the fourth clamping surface;
go up fixture including the crossover sub that is equipped with a plurality of connecting holes along circumference to reach the clamping component who tangentially cooperates with the crossover sub.
Further, the adapter is of a cylindrical structure, the connecting holes are inner threaded holes extending along the radial direction, and the openings of the connecting holes face the outer wall of the adapter.
Furthermore, the clamping assembly comprises a piston seat, a channel which is arranged on the piston seat and is used for the adapter to transversely pass through, and a clamping block assembly which is used for vertically clamping the adapter in the channel, wherein at least two contact surfaces which are in tangent fit with the adapter are formed in the channel.
Furthermore, the clamping block assembly at least comprises a first clamping block, a first clamping bolt connected with the first clamping block, a second clamping block and a second clamping bolt connected with the second clamping block, a first clamping surface matched with the adapter in a tangent mode is formed on the first clamping block, and a second clamping surface matched with the adapter in a tangent mode is formed on the second clamping block.
Furthermore, the first clamping surface and the first clamping surface are symmetrically arranged on two sides of the adapter.
Furthermore, the cross section of the channel is trapezoidal, and the first clamping block and the second clamping block are positioned at the wider part of the cross section of the channel.
Furthermore, the first clamping bolt is in threaded connection with the first clamping block, the end of the first clamping bolt abuts against the piston seat, the second clamping bolt is in threaded connection with the second clamping block, and the end of the second clamping bolt abuts against the piston seat.
Furthermore, a first waist-shaped hole extending along the length direction of the fixed seat is formed in the fixed seat, a second waist-shaped hole extending along the length direction of the movable seat is formed in the movable seat, and the fastening piece transversely penetrates through the first waist-shaped hole and the second waist-shaped hole respectively and can translate in the first waist-shaped hole and the second waist-shaped hole.
Furthermore, the number of the first waist-shaped holes is two, the first waist-shaped holes are symmetrically arranged on two sides of the first clamping surface, and the number of the second waist-shaped holes is two, and the second waist-shaped holes are symmetrically arranged on two sides of the third clamping surface.
Furthermore, the first clamping surface is an arc-shaped surface extending along the height direction of the fixed seat, and the second clamping surface is an arc-shaped surface extending along the length direction of the fixed seat; the third clamping surface is an arc-shaped surface extending along the height direction of the movable seat, and the fourth clamping surface is an arc-shaped surface extending along the length direction of the movable seat; the first clamping surface and the second clamping surface are arranged oppositely.
The invention has the beneficial effects that: 1) the upper clamping mechanism and the lower clamping mechanism are arranged in a split manner, so that the shock absorber can be quickly installed and tested; 2) the fixed seat and the movable seat are of a dual structure, the lower end of the shock absorber can be of any structure of a cylindrical structure, a pillar structure, a transverse cylindrical structure or a piston structure through the overturning of the movable seat, and the adaptability is high; 3) the symmetrical structure of the fixed seat ensures that the structure of the movable seat arranged on any side can be kept stable; 4) the adapter has high universality, can adapt to different shock absorbers and is convenient and quick to adjust; 5) the clamping assembly stably clamps the conversion joint; 6) the center lines of the shock absorber and the clamp are conveniently and accurately adjusted.
Drawings
Fig. 1 is a first perspective view of the damper of the present invention held in a holder.
Fig. 2 is a second perspective view of the damper of the present invention held therebetween.
FIG. 3 is a front view of the present invention with the damper clamped.
FIG. 4 is a side view of the present invention with a damper clamped.
FIG. 5 is a first perspective view of the lower clamping mechanism of the present invention.
FIG. 6 is a second perspective view of the lower clamping mechanism of the present invention.
Fig. 7 is a side view of the lower clamping mechanism of the present invention.
Fig. 8 is a perspective view of the fixing base of the present invention.
Fig. 9 is a perspective view of the movable seat of the present invention.
Fig. 10 is a perspective view of the upper clamping mechanism of the present invention.
Fig. 11 is a front view of the adapter of the present invention.
Fig. 12 is a perspective view of an adapter of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, 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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 12, a novel damper clamp includes an upper clamping mechanism 1 for clamping an upper end of a damper 3, and a lower clamping mechanism 2 for clamping a lower end of the damper.
The lower clamping mechanism 2 comprises a fixed seat 21, a movable seat 22 and a fastener 23 for detachably connecting the movable seat 22 to the fixed seat 21; the section of the fixed seat 21 is in a T shape, the fixed seat comprises a transverse support plate 214 horizontally placed on a table top and a vertical plate 215 vertically connected to the upper surface of the transverse support plate 214, a U-shaped groove 216 assembled and connected with the T-shaped groove of the table top is formed in the transverse support plate 214, and the U-shaped groove 216 is beneficial to dismounting of fastening bolts and convenient to install and adjust positions; the cross section of the vertical plate 215 is U-shaped, two ends of the opening of the vertical plate are fixedly connected with the centers of two sides of the transverse support plate 214, two side surfaces opposite to the closed end of the vertical plate are respectively provided with a first clamping surface 211 and a second clamping surface 212, the first clamping surface 211 is an arc-shaped surface extending along the height direction of the fixed seat 21, the second clamping surface 212 is an arc-shaped surface extending along the length direction of the fixed seat 21, that is, the first clamping surface 211 and the second clamping surface 212 are in asymmetric structures and can be perpendicular to each other; the first clamping surface 211 and the second clamping surface 212 are concave arc surfaces, namely concave towards the direction of reducing the thickness of the fixed seat 21; the first clamping surface 211 and the second clamping surface 212 can be arranged completely opposite to each other or can be arranged in a staggered manner; of course, the positions of the first clamping surface 211 and the second clamping surface 212 can be interchanged.
First waist-shaped holes 213 are respectively formed on two sides of the first clamping surface 211, and the first waist-shaped holes 213 extend along the length direction of the fixing base 21.
The movable seat 22 is a structure adapted to the shape of the closed end of the fixed seat 21, and a third clamping surface 221 and a fourth clamping surface 222 are respectively formed on two opposite side surfaces of the movable seat, the third clamping surface 221 is an arc-shaped surface extending along the height direction of the movable seat 22, and the fourth clamping surface 222 is an arc-shaped surface extending along the length direction of the movable seat 22, that is, the third clamping surface 221 and the fourth clamping surface 222 are asymmetric structures and can be perpendicular to each other; the third clamping surface 221 and the fourth clamping surface 222 are concave arc surfaces, namely concave surfaces in the direction of reducing the thickness of the movable seat 22; the third clamping surface 221 and the fourth clamping surface 222 may be arranged completely opposite to each other or may be arranged in a staggered manner.
Second waist-shaped holes 223 are respectively formed on both sides of the third clamping surface 221, and the second waist-shaped holes 223 extend along the longitudinal direction of the movable seat 22.
In this embodiment, the fastening members 23 are two bolts, and one end of each of the two bolts passes through the first kidney-shaped hole 223 and the second kidney-shaped hole 223 in the transverse direction and then is connected to a nut, so as to detachably connect the fixed seat 21 and the movable seat 22.
When the fixed seat 21, the movable seat 22 and the fastening piece 23 are assembled, the first clamping surface 211 and the third clamping surface 221 are opposite, two opposite side surfaces of the lower end part of the cylindrical shock absorber are clamped, then the fastening piece 23 is moved close to the first kidney-shaped hole 213 and the second kidney-shaped hole 223 in a translational mode, the other two side surfaces of the lower end part of the cylindrical shock absorber are clamped or abutted, the two fastening pieces 23 are locked, the lower end part of the cylindrical shock absorber is firmly clamped, and the clamping structure is high in stability.
If the lower end part of the shock absorber is in a transverse cylindrical structure, the fastener 23 is loosened, the movable seat 22 and the fastener 23 are taken down and are placed on the other side of the fixed seat 21, namely, the second clamping surface 212 and the fourth clamping surface 222 are oppositely arranged, and the operation is repeated to firmly clamp the four surfaces of the lower end part of the shock absorber.
The upper clamping mechanism 1 comprises a conversion joint 11 and a clamping assembly 12 which is in tangential fit with the conversion joint 11; the adapter 11 is a cylindrical structure, a plurality of connecting holes 111 arranged at intervals are formed in the side wall of the adapter along the circumferential direction, the connecting holes 111 are internal threaded holes extending along the radial direction, the opening of each connecting hole 111 faces one side of the outer wall of the adapter 11, and the inner diameters of the connecting holes 111 are different from each other, so that piston rods of different models can be connected in a threaded manner.
The clamping assembly 12 comprises a piston seat 129, a channel 121 which is transversely arranged on the piston seat 129 and is used for the conversion joint 11 to transversely pass through, and a clamping block assembly used for vertically clamping the conversion joint 11 in the channel 121; the top of the piston seat 129 is provided with a connecting end 4 which can be connected with a mechanical sensor of the test bed;
the longitudinal section of the channel 121 is trapezoidal, the upper part of the channel has a smaller width and is a closed end, the lower part of the channel has a larger width and is an open end, and two inclined surfaces of the channel are used as contact surfaces 122 which are in tangential fit with the outer wall of the adapter 11; of course, in other embodiments, the channel 121 may also be a V-shaped structure, or a plurality of contact surfaces that are tangentially matched with the outer wall of the adapter 11 are provided in the channel 121; the thickness of the piston seat 129 is the same as the transverse length of the channel 121, the transverse length of the channel 121 is the same as the length of the adapter 11, the center line of the shock absorber in the horizontal direction is centered after the shock absorber is installed, and the center line adjustment of the shock absorber is convenient to achieve.
The clamping block assembly includes a first clamping block 123, a first clamping bolt 124, a second clamping block 125, and a second clamping bolt 126; open grooves 120 penetrating through the height direction of the piston seat 121 are formed on two sides of the piston seat 121, the upper end part of the first clamping bolt 124 with the larger outer diameter is erected on the top surface of the piston seat 121, and the main body part of the first clamping bolt passes through the open grooves 120 and is in threaded connection with a first clamping block 123; the second clamping block 125 has a larger outer diameter and an upper end portion thereof erected on the top surface of the piston seat 121, and a main body portion thereof passes through the open groove 120 to be threadedly coupled with the second clamping block 125.
Of course, in other embodiments, the clamping block assembly may include more than two clamping blocks.
The first clamping block 123 is provided with a first clamping surface 127 which is in tangential fit with the outer wall of the conversion joint 11, the second clamping block 123 is provided with a second clamping surface 128 which is in tangential fit with the outer wall of the conversion structure 11, and the first clamping surface 127 and the second clamping surface 128 are symmetrically distributed on two sides of the conversion joint 11 and are positioned on two sides of a wider cross section at the lower part of the channel 121, so that the conversion joint 11 is clamped from bottom to top. Because the outer wall of the adapter 11 is cylindrical, under the combined action of the two contact surfaces 122, the first clamping surface 127 and the second clamping surface 128 which are in tangential fit with the adapter, the center line of the shock absorber can be ensured to be vertical, the shock absorber is prevented from being damaged when the center lines of the shock absorber are not aligned, the shock absorption performance is weakened, and the comfort level of automobile passengers is influenced.
The foregoing detailed description is intended to illustrate and not limit the invention, which is intended to be within the spirit and scope of the appended claims, and any changes and modifications that fall within the true spirit and scope of the invention are intended to be covered by the following claims.
Claims (10)
1. A novel shock absorber anchor clamps which characterized in that: comprises an upper clamping mechanism (1) and a lower clamping mechanism (2);
the lower clamping mechanism (2) comprises a fixed seat (21), a movable seat (22) and a fastener (23) for detachably connecting the movable seat (22) to the fixed seat (21), wherein a first clamping surface (211) and a second clamping surface (212) are formed on the fixed seat (21), a third clamping surface (221) and a fourth clamping surface (222) are formed on the movable seat (22), and the fastener (23) can be connected with the fixed seat (21) and the movable seat (22) to enable the first clamping surface (211) to be over against the third clamping surface (221) or the fixed seat (21) and the movable seat (22) to enable the second clamping surface (212) to be over against the fourth clamping surface (222);
the upper clamping mechanism (1) comprises a conversion joint (11) and a clamping assembly (12), wherein a plurality of connecting holes (111) are formed in the conversion joint along the circumferential direction, and the clamping assembly (12) is in tangent fit with the conversion joint (11).
2. The new shock absorber clamp as set forth in claim 1, wherein: the conversion joint (11) is of a cylindrical structure, and the connecting holes (111) are internal threaded holes extending along the radial direction and open towards the outer wall of the conversion joint (11).
3. The new damper clamp according to claim 1 or 2, characterized in that: the clamping assembly (12) comprises a piston seat (129), a channel (121) which is arranged on the piston seat (129) and is used for the adapter (11) to transversely pass through, and a clamping block assembly used for vertically clamping the adapter (11) in the channel (121), wherein at least two contact surfaces (122) which are tangentially matched with the adapter (11) are formed in the channel (121).
4. The new shock absorber clamp as set forth in claim 3, wherein: the clamping block assembly at least comprises a first clamping block (123), a first clamping bolt (124) connected with the first clamping block (123), a second clamping block (125) and a second clamping bolt (126) connected with the second clamping block (125), wherein a first clamping surface (127) tangentially matched with the conversion joint (11) is formed on the first clamping block (123), and a second clamping surface (128) tangentially matched with the conversion joint (11) is formed on the second clamping block (125).
5. The new shock absorber clamp as set forth in claim 4, wherein: the first clamping surface (127) and the second clamping surface (128) are symmetrically arranged on two sides of the adapter (11).
6. The new shock absorber clamp as set forth in claim 4, wherein: the cross section of the channel (121) is trapezoidal, and the first clamping block (123) and the second clamping block (125) are positioned at the position where the cross section of the channel (121) is wider.
7. The new shock absorber clamp as set forth in claim 4, wherein: the first clamping bolt (124) is in threaded connection with the first clamping block (123), the end of the first clamping bolt abuts against the piston seat (121), the second clamping bolt (126) is in threaded connection with the second clamping block (125), and the end of the second clamping bolt abuts against the piston seat (121).
8. The new shock absorber clamp as set forth in claim 1, wherein: the fixing seat (21) is provided with a first waist-shaped hole (213) extending along the length direction of the fixing seat, the movable seat (22) is provided with a second waist-shaped hole (223) extending along the length direction of the movable seat, and the fastening piece (23) transversely penetrates through the first waist-shaped hole (213) and the second waist-shaped hole (223) respectively and can move in the first waist-shaped hole (213) and the second waist-shaped hole (223) in a translation mode.
9. The new shock absorber clamp as set forth in claim 8, wherein: the number of the first waist-shaped holes (213) is two, the first waist-shaped holes are symmetrically arranged on two sides of the first clamping surface (211), and the number of the second waist-shaped holes (223) is two, and the second waist-shaped holes are symmetrically arranged on two sides of the third clamping surface (221).
10. The new shock absorber clamp as set forth in claim 1, wherein: the first clamping surface (211) is an arc-shaped surface extending along the height direction of the fixed seat (21), and the second clamping surface (212) is an arc-shaped surface extending along the length direction of the fixed seat (21); the third clamping surface (221) is an arc-shaped surface extending along the height direction of the movable seat (22), and the fourth clamping surface (222) is an arc-shaped surface extending along the length direction of the movable seat (22); the first clamping surface (211) and the second clamping surface (212) are arranged oppositely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010150881.0A CN111413073B (en) | 2020-03-06 | 2020-03-06 | Novel shock absorber anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010150881.0A CN111413073B (en) | 2020-03-06 | 2020-03-06 | Novel shock absorber anchor clamps |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111413073A true CN111413073A (en) | 2020-07-14 |
| CN111413073B CN111413073B (en) | 2021-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010150881.0A Active CN111413073B (en) | 2020-03-06 | 2020-03-06 | Novel shock absorber anchor clamps |
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| Country | Link |
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| CN (1) | CN111413073B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112763202A (en) * | 2021-01-20 | 2021-05-07 | 海信（山东）冰箱有限公司 | Damper clamp |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659009A (en) * | 2013-12-04 | 2014-03-26 | 江苏宏丰奥凯机电有限公司 | Clamp for compressing vibration absorber in laser welding process |
| CN104384980A (en) * | 2014-10-11 | 2015-03-04 | 天津市中马骏腾精密机械制造有限公司 | Dual-station clamping device for deformed part of automobile damper |
| CN104400715A (en) * | 2014-11-21 | 2015-03-11 | 重庆耀勇减震器有限公司 | Clamping device for screwing shock absorber |
| CN106536967A (en) * | 2014-07-15 | 2017-03-22 | Zf腓特烈斯哈芬股份公司 | Vibration damper with a clamping cap |
-
2020
- 2020-03-06 CN CN202010150881.0A patent/CN111413073B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659009A (en) * | 2013-12-04 | 2014-03-26 | 江苏宏丰奥凯机电有限公司 | Clamp for compressing vibration absorber in laser welding process |
| CN106536967A (en) * | 2014-07-15 | 2017-03-22 | Zf腓特烈斯哈芬股份公司 | Vibration damper with a clamping cap |
| CN104384980A (en) * | 2014-10-11 | 2015-03-04 | 天津市中马骏腾精密机械制造有限公司 | Dual-station clamping device for deformed part of automobile damper |
| CN104400715A (en) * | 2014-11-21 | 2015-03-11 | 重庆耀勇减震器有限公司 | Clamping device for screwing shock absorber |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112763202A (en) * | 2021-01-20 | 2021-05-07 | 海信（山东）冰箱有限公司 | Damper clamp |
| CN112763202B (en) * | 2021-01-20 | 2022-11-15 | 海信冰箱有限公司 | Damper clamp |
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| Publication number | Publication date |
|---|---|
| CN111413073B (en) | 2021-10-12 |
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