CN213871738U - Effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation - Google Patents
Effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation Download PDFInfo
- Publication number
- CN213871738U CN213871738U CN202022074590.6U CN202022074590U CN213871738U CN 213871738 U CN213871738 U CN 213871738U CN 202022074590 U CN202022074590 U CN 202022074590U CN 213871738 U CN213871738 U CN 213871738U
- Authority
- CN
- China
- Prior art keywords
- damping
- mechanical equipment
- plate
- fixedly connected
- shock attenuation
- 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.)
- Expired - Fee Related
Links
- 238000013016 damping Methods 0.000 title claims abstract description 104
- 230000035939 shock Effects 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 230000000694 effects Effects 0.000 claims description 16
- 238000010521 absorption reaction Methods 0.000 claims description 10
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 9
- 230000006835 compression Effects 0.000 abstract description 8
- 238000007906 compression Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000008595 infiltration Effects 0.000 description 6
- 238000001764 infiltration Methods 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Landscapes
- Vibration Prevention Devices (AREA)
Abstract
The utility model relates to a mechanical production processing technology field just discloses a shock attenuation effectual mechanical equipment's for mechanical production processing vibration damping mount, comprising a supporting seat, both sides all are provided with damping device around the supporting seat upper surface, damping device includes the sleeve, it has the shock attenuation board to peg graft at the middle part of sleeve upper surface, the lower fixed surface of shock attenuation board is connected with the push pedal, the first roof of outside fixedly connected with of push pedal lower surface. This effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation compresses second damping spring through the first damping spring of push pedal compression and support for produced vibrations power absorbs mechanical equipment working process first damping spring and second damping spring, has realized the vertical shock attenuation to mechanical equipment, has reduced the damage degree that vibrations power caused mechanical equipment, has prolonged mechanical equipment's life, has prolonged vibration damping mount's practicality.
Description
Technical Field
The utility model relates to a mechanical production processing technology field specifically is a shock attenuation base of effectual mechanical equipment for mechanical production processing of shock attenuation.
Background
Mechanical equipment is various in types, when the mechanical equipment runs, some parts of the mechanical equipment even the mechanical equipment can perform mechanical motion in different forms, the mechanical equipment comprises a driving device, a speed changing device, a transmission device, a working device, a braking device, a protection device, a lubricating system, a cooling system and the like, and a damping base is required when the mechanical equipment is protected; the damping base is a base with a damping protection function; but the vibration damping mount under the prior art simple structure only carries out the shock attenuation to mechanical equipment through the rubber pad, and the shock attenuation effect is relatively poor, and the not fine shock attenuation effect to mechanical equipment that plays, the practicality is lower.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation has solved the problem that proposes among the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a damping base of mechanical equipment for mechanical production and processing with good damping effect comprises a supporting seat, wherein damping devices are arranged on the front side and the rear side of the upper surface of the supporting seat respectively, each damping device comprises a sleeve, a damping plate is inserted in the middle of the upper surface of the sleeve, a push plate is fixedly connected to the lower surface of the damping plate, a first top plate is fixedly connected to the outer side of the lower surface of the push plate, a supporting plate is fixedly connected to the bottom of the inner wall of the sleeve, a rhombic insert column is fixedly connected to the middle of the upper surface of the supporting plate, a first damping spring is sleeved on the outer surface of the rhombic insert column, a second top plate is inserted in the bottom of the inner side surface of the sleeve, a shell is sleeved on the inner side of the outer side surface of the second top plate, a water seepage plate is fixedly connected to the inner side surface of the second top plate, damping water is arranged in the shell, and sliding rails are arranged on the left side and the right side of the front side wall and the rear side wall in the sleeve, the upper surface fixedly connected with anticollision board of slide rail, the middle part intercommunication of casing upper surface has the valve of adding water, the upper surface fixedly connected with support plate of shock attenuation board, the middle part fixedly connected with anchor strut of shock attenuation inboard surface, the adapter sleeve has been cup jointed at the middle part of anchor strut surface, the inboard fixedly connected with connecting rod of adapter sleeve surface, the inner fixedly connected with connecting block of connecting rod, the middle part fixedly connected with mount pad of support seat upper surface, the middle part of mount pad upper surface is pegged graft and is had the shock attenuation post, the top fixedly connected with of shock attenuation post supports the support, the surface of shock attenuation post has cup jointed the second damping spring.
Preferably, the middle parts of the lower surfaces of the damping plate and the push plate are provided with slots, and the width of each slot is matched with the width of each rhombic plug column.
Preferably, the outer side of the upper surface of the supporting plate is provided with a through groove, and the width of the through groove is twice of one point of the width of the first top plate.
Preferably, the bottom of the inner side surface of the sleeve is provided with a slot, and the width of the slot is matched with that of the second top plate.
Preferably, the slide rail is I-shaped, and mounting holes are formed in the top and the bottom of the outer side face of the slide rail.
Preferably, the inside of anticollision board is provided with the buffer layer, and the lateral surface of anticollision board and the interior preceding lateral wall and the interior back lateral wall fixed connection of sleeve.
(III) advantageous effects
Compared with the prior art, the utility model provides an effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation possesses following beneficial effect:
1. this effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation compresses second damping spring through the first damping spring of push pedal compression and support for produced vibrations power absorbs mechanical equipment working process first damping spring and second damping spring, has realized the vertical shock attenuation to mechanical equipment, has reduced the damage degree that vibrations power caused mechanical equipment, has prolonged mechanical equipment's life, has prolonged vibration damping mount's practicality.
2. This effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation, promote first roof downstream through the push pedal, make first roof top move the second roof and move to the inboard, the effect of vertical vibrations power transformation transverse vibrations power has been realized, move infiltration board inboard through the second roof top and move, make infiltration board pressure reduce the shake water, the shock attenuation water absorbs the vibrations power, the transverse shock attenuation to mechanical equipment has been realized, through first damping spring, cooperation between second damping spring and the shock attenuation water is used, multiple shock attenuation to mechanical equipment has been realized, the shock attenuation effect to mechanical equipment has been strengthened.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the vertical section of the structure of the present invention;
fig. 3 is a schematic structural view of the damping device of the present invention.
In the figure: 1. a supporting seat; 2. a damping device; 201. a sleeve; 202. a damper plate; 203. pushing the plate; 204. a first top plate; 205. a support plate; 206. inserting a column in a diamond shape; 207. a first damping spring; 208. a second top plate; 209. a housing; 210. a water seepage plate; 211. damping water; 212. a slide rail; 213. an anti-collision plate; 3. a water adding valve; 4. a support pallet; 5. a reinforcing rod; 6. connecting sleeves; 7. a connecting rod; 8. connecting blocks; 9. a mounting seat; 10. a shock-absorbing post; 11. a support bracket; 12. a second damping spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a shock absorption base of mechanical equipment for mechanical production and processing with good shock absorption effect comprises a supporting seat 1, wherein shock absorption devices 2 are arranged on the front side and the rear side of the upper surface of the supporting seat 1 respectively, each shock absorption device 2 comprises a sleeve 201, a shock absorption plate 202 is inserted in the middle of the upper surface of the sleeve 201, a push plate 203 is fixedly connected to the lower surface of the shock absorption plate 202, a first top plate 204 is pushed by the push plate 203 to move downwards, so that a second top plate 208 is pushed by the first top plate 204 to move inwards, the effect of converting vertical vibration force into transverse vibration force is realized, a first top plate 204 is fixedly connected to the outer side of the lower surface of the push plate 203, a supporting plate 205 is fixedly connected to the bottom of the inner wall of the sleeve 201, a rhombic insertion column 206 is fixedly connected to the middle of the upper surface of the supporting plate 205, a first shock absorption spring 207 is sleeved on the outer surface of the rhombic insertion column 206, a second top plate 208 is inserted in the bottom of the inner side of the sleeve 201, a shell 209 is sleeved on the inner side of the second top plate 208, the inner side surface of the second top plate 208 is fixedly connected with a water seepage plate 210, the interior of the shell 209 is provided with damping water 211, the water seepage plate 210 is pushed by the second top plate 208 to move inwards, so that the water seepage plate 210 compresses the damping water 211, the damping water 211 absorbs the vibration force, and transverse damping of mechanical equipment is realized, the left side and the right side of the inner front side wall and the inner rear side wall of the sleeve 201 are respectively provided with a slide rail 212, the upper surface of the slide rail 212 is fixedly connected with an anti-collision plate 213, the middle part of the upper surface of the shell 209 is communicated with the water adding valve 3, the upper surface of the damping plate 202 is fixedly connected with a supporting plate 4, the middle part of the inner side surface of the damping plate 202 is fixedly connected with a reinforcing rod 5, the middle part of the outer surface of the reinforcing rod 5 is sleeved with a connecting sleeve 6, the inner side of the outer surface of the connecting sleeve 6 is fixedly connected with a connecting rod 7, the inner end of the connecting rod 7 is fixedly connected with a connecting block 8, and the middle part of the upper surface of the supporting seat 1 is fixedly connected with a mounting seat 9, the middle part of mount pad 9 upper surface is pegged graft and is had shock absorber post 10, the top fixedly connected with of shock absorber post 10 supports and holds in the palm 11, second damping spring 12 has been cup jointed to the surface of shock absorber post 10, compress first damping spring 207 and support through push pedal 203 and hold in the palm 11 compression second damping spring 12, make first damping spring 207 and second damping spring 12 absorb the vibrations power that produces in the mechanical equipment course of operation, the vertical shock attenuation to mechanical equipment has been realized, the damage degree that the vibrations power led to the fact mechanical equipment has been reduced, mechanical equipment's life has been prolonged, vibration damping mount's practicality has been prolonged, through first damping spring 207, cooperation between second damping spring 12 and the shock attenuation water 211 is used, multiple shock attenuation to mechanical equipment has been realized, the shock attenuation effect to mechanical equipment has been strengthened.
The utility model discloses a realize the shock attenuation protection to mechanical equipment, consequently all seted up the slot at the middle part of shock attenuation board 202 and push pedal 203 lower surface, the width of slot and the width looks adaptation of post 206 are inserted to the rhombus, when carrying out the shock attenuation protection to mechanical equipment, inside the rhombus was inserted post 206 and was inserted the slot, the first damping spring 207 of push pedal 203 compression, first damping spring 207 absorbed the shaking force, realized the shock attenuation protection to mechanical equipment.
The utility model discloses a change vertical vibrations power into transverse vibrations power, consequently seted up logical groove in the outside of backup pad 205 upper surface, the width that leads to the groove is twice a bit of first roof 204 width, and push pedal 203 promotes first roof 204 downstream, and first roof 204 pushes up second roof 208 and moves to the inboard, and vertical vibrations power changes transverse vibrations power from this into.
The utility model discloses a realize the horizontal shock attenuation to mechanical equipment, consequently, the fluting has been seted up in the bottom of sleeve 201 medial surface, grooved width and second roof 208's width looks adaptation, when carrying out horizontal shock attenuation to mechanical equipment, second roof 208 removes to the inboard in grooved inside, second roof 208 pushes up and moves infiltration board 210 and removes to the inboard, infiltration board 210 compression shock attenuation water 211, shock attenuation water 211 absorbs the vibrations power, the horizontal shock attenuation to mechanical equipment has been realized.
The utility model discloses a realize the vertical shock attenuation to mechanical equipment, consequently, the shape that sets up slide rail 212 is the I-shaped, and the mounting hole has all been seted up to the top and the bottom of slide rail 212 lateral surface, when carrying out vertical shock attenuation to mechanical equipment, and push pedal 203 slides down along slide rail 212, and the first damping spring 207 of push pedal 203 compression, first damping spring 207 absorb the vibrations power, has realized the vertical shock attenuation to mechanical equipment.
The utility model discloses an extension damping device 2's life, consequently be provided with the buffer layer in anticollision board 213's inside, anticollision board 213's lateral surface and sleeve 201's inside before lateral wall and interior back lateral wall fixed connection, the buffer layer absorbs the produced impact force of push pedal 203 slip, has reduced the damage degree that the impact force caused to damping device 2, has prolonged damping device 2's life.
When the vibration damping device is used, vibration force generated in the working process of mechanical equipment is transmitted to the vibration damping plate 202 through the supporting plate 4, the vibration force pushes the vibration damping plate 202 to move downwards, the vibration damping plate 202 drives the reinforcing rod 5 and the push plate 203 to move downwards, the reinforcing rod 5 drives the connecting block 8 to move downwards through the connecting sleeve 6 and the connecting rod 7, the connecting block 8 presses the supporting support 11 downwards, the push plate 203 and the supporting support 11 respectively compress the first vibration damping spring 207 and the second vibration damping spring 12, the first vibration damping spring 207 and the second vibration damping spring 12 absorb the vibration force, vertical vibration damping of the mechanical equipment is realized, the push plate 203 drives the first top plate 204 to move downwards, the first top plate 204 pushes the second top plate 208 to move inwards, the second top plate 208 pushes the water seepage plate 210 to move inwards, the water for vibration damping 211 is compressed by the water for vibration damping 211, and transverse vibration damping of the mechanical equipment is realized.
To sum up, this effectual mechanical equipment's for mechanical production processing vibration damping mount of shock attenuation compresses second damping spring 12 through push pedal 203 compression first damping spring 207 and support 11 for produced shaking force is absorbed to mechanical equipment working process to first damping spring 207 and second damping spring 12, has realized the vertical shock attenuation to mechanical equipment, has reduced the damage degree that the shaking force led to the fact mechanical equipment, has prolonged mechanical equipment's life, has prolonged vibration damping mount's practicality.
This effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation, promote first roof 204 downstream through push pedal 203, make first roof 204 top move second roof 208 and move to the inboard, the effect of changing vertical vibrations power into horizontal vibrations power has been realized, it moves infiltration board 210 and moves to the inboard through second roof 208 top, make infiltration board 210 compression shock attenuation water 211, shock attenuation water 211 absorbs the vibrations power, the horizontal shock attenuation to mechanical equipment has been realized, through first damping spring 207, cooperation between second damping spring 12 and the shock attenuation water 211 is used, multiple shock attenuation to mechanical equipment has been realized, the shock attenuation effect to mechanical equipment has been strengthened.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation, includes supporting seat (1), its characterized in that: damping devices (2) are arranged on the front side and the rear side of the upper surface of the supporting seat (1), each damping device (2) comprises a sleeve (201), a damping plate (202) is inserted into the middle of the upper surface of each sleeve (201), a push plate (203) is fixedly connected to the lower surface of each damping plate (202), a first top plate (204) is fixedly connected to the outer side of the lower surface of each push plate (203), a supporting plate (205) is fixedly connected to the bottom of the inner wall of each sleeve (201), a rhombic inserting column (206) is fixedly connected to the middle of the upper surface of each supporting plate (205), a first damping spring (207) is sleeved on the outer surface of each rhombic inserting column (206), a second top plate (208) is inserted into the bottom of the inner side surface of each sleeve (201), a shell (209) is sleeved on the inner side surface of each second top plate (208), and a water seepage plate (210) is fixedly connected to the inner side surface of each second top plate (208), damping water (211) is arranged in the shell (209), sliding rails (212) are arranged on the left side and the right side of the inner front side wall and the inner rear side wall of the sleeve (201), an anti-collision plate (213) is fixedly connected to the upper surface of the sliding rails (212), the middle of the upper surface of the shell (209) is communicated with the water adding valve (3), the upper surface of the damping plate (202) is fixedly connected with a supporting plate (4), a reinforcing rod (5) is fixedly connected to the middle of the inner side surface of the damping plate (202), a connecting sleeve (6) is sleeved in the middle of the outer surface of the reinforcing rod (5), a connecting rod (7) is fixedly connected to the inner side of the outer surface of the connecting sleeve (6), a connecting block (8) is fixedly connected to the inner end of the connecting rod (7), a mounting seat (9) is fixedly connected to the middle of the upper surface of the supporting seat (1), and a damping column (10) is inserted in the middle of the upper surface of the mounting seat (9), the top end of the shock absorption column (10) is fixedly connected with a support bracket (11), and the outer surface of the shock absorption column (10) is sleeved with a second shock absorption spring (12).
2. The damping base of the mechanical equipment for the mechanical production and processing with good damping effect as claimed in claim 1, is characterized in that: the middle parts of the lower surfaces of the damping plate (202) and the push plate (203) are provided with slots, and the width of each slot is matched with that of the rhombic plug-in column (206).
3. The damping base of the mechanical equipment for the mechanical production and processing with good damping effect as claimed in claim 1, is characterized in that: a through groove is formed in the outer side of the upper surface of the supporting plate (205), and the width of the through groove is twice of one point of the width of the first top plate (204).
4. The damping base of the mechanical equipment for the mechanical production and processing with good damping effect as claimed in claim 1, is characterized in that: the bottom of the inner side surface of the sleeve (201) is provided with a slot, and the width of the slot is matched with that of the second top plate (208).
5. The damping base of the mechanical equipment for the mechanical production and processing with good damping effect as claimed in claim 1, is characterized in that: the slide rail (212) is I-shaped, and mounting holes are formed in the top and the bottom of the outer side face of the slide rail (212).
6. The damping base of the mechanical equipment for the mechanical production and processing with good damping effect as claimed in claim 1, is characterized in that: the inside of anticollision board (213) is provided with the buffer layer, and the lateral surface of anticollision board (213) and the interior preceding lateral wall and the interior back lateral wall fixed connection of sleeve (201).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022074590.6U CN213871738U (en) | 2020-09-21 | 2020-09-21 | Effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022074590.6U CN213871738U (en) | 2020-09-21 | 2020-09-21 | Effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation |
Publications (1)
Publication Number | Publication Date |
---|---|
CN213871738U true CN213871738U (en) | 2021-08-03 |
Family
ID=77049318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202022074590.6U Expired - Fee Related CN213871738U (en) | 2020-09-21 | 2020-09-21 | Effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN213871738U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115596801A (en) * | 2022-10-27 | 2023-01-13 | 南通易昇机械有限公司(Cn) | Damping mechanism for machining capable of avoiding occurrence of offset phenomenon |
-
2020
- 2020-09-21 CN CN202022074590.6U patent/CN213871738U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115596801A (en) * | 2022-10-27 | 2023-01-13 | 南通易昇机械有限公司(Cn) | Damping mechanism for machining capable of avoiding occurrence of offset phenomenon |
CN115596801B (en) * | 2022-10-27 | 2024-06-07 | 渭南欣渭恒泰智能机械有限责任公司 | Damping mechanism capable of avoiding deflection phenomenon for machining |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN213871738U (en) | Effectual mechanical equipment's for mechanical production and processing vibration damping mount of shock attenuation | |
CN204828476U (en) | Cushion socket for mining machine | |
CN111255853A (en) | Multiple multidimensional damping table | |
CN215173589U (en) | Centrifugal pump with damping device | |
CN213117293U (en) | Shock attenuation cover with buffering shock attenuation effect | |
CN210165616U (en) | Air source heat pump with shockproof unable adjustment base | |
CN115431692A (en) | Wheel damping mechanism and carriage using same | |
CN220904336U (en) | Press mounting table with shock-absorbing structure | |
CN210109672U (en) | Data acquisition unit with prevent falling shock-absorbing function | |
CN210484508U (en) | Vibration/noise reduction system of printing roller production process | |
CN110768450A (en) | Vibration/noise reduction's inverter motor | |
CN214788771U (en) | Punch press shock attenuation mounting structure | |
CN215831044U (en) | Big data storage device with shock attenuation buffer function | |
CN211431558U (en) | A earthquake-resistant structure for architectural design | |
CN217873971U (en) | Noise reduction type compressor base | |
CN211975751U (en) | Shock-absorbing device for coal mine mining machine | |
CN218081723U (en) | Shock-proof type vertical machining center | |
CN214093758U (en) | Noise-reducing and shock-absorbing device for mine electromechanical equipment | |
CN210978349U (en) | Shock-absorbing device for coal mining machine for coal mine | |
CN221586535U (en) | Waterproof safety box | |
CN211480417U (en) | Anti-seismic conversion module device | |
CN210010501U (en) | Frock of processing engineering pneumatic cylinder | |
CN212377587U (en) | Shock-absorbing base for coal mine machinery | |
CN209743896U (en) | Rubber foot pad structure with shockproof function of case | |
CN216490058U (en) | Electric bicycle motor with vibration absorption device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210803 |