CN208564277U - A kind of turnover device - Google Patents
A kind of turnover device Download PDFInfo
- Publication number
- CN208564277U CN208564277U CN201820754269.2U CN201820754269U CN208564277U CN 208564277 U CN208564277 U CN 208564277U CN 201820754269 U CN201820754269 U CN 201820754269U CN 208564277 U CN208564277 U CN 208564277U
- Authority
- CN
- China
- Prior art keywords
- pressure spring
- rotary shaft
- end cap
- external pressure
- occlusion
- 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.)
- Active
Links
Landscapes
- Vibration Dampers (AREA)
Abstract
The utility model relates to a kind of turnover devices, including the first damper and the second damper, rotary shaft, elastic component and occlusion structure are equipped in two dampers, elastic component is set in rotary shaft, rotary shaft is also connect with occlusion structure, flip piece respectively, elastic component includes interior pressure spring and external pressure spring, and external pressure spring and the length of interior pressure spring, spring constant are respectively different；Occlusion structure includes damping movement block and occlusion body, and damping movement block and the occlusal surface for being engaged body are inclined-plane, and rotary shaft drives flip piece easily to open under elastic component effect, and flip piece is safe in the case where elastic component is to the frictional force effect of rotary shaft, slowly closes and closes.The structure design of the utility model is reasonable, left and right stress balance, it overturns smooth, flip piece is unlikely to deform, operate more stable, more convenient, more flexible, more labor-saving, conjunction closes that flip piece is safer, and the selection power of driving mechanism is smaller, cost is lower, substantially increases the market competitiveness and brand image of enterprise.
Description
Technical field
The utility model belongs to technical field of industrial control, specifically, be used to open the utility model relates to one kind and
Close the automatic turning device of the flip piece of such as lid or door etc.
Background technique
The products such as household electrical appliance, automobile generally all include the flip piece of such as lid or door etc.Some flip pieces
It opens and closes manually, still, with the development of science and technology, people require increasingly the degree of automation of these products
It is high, it is desirable to which that the flip piece of such as lid or door etc can be opened and closed automatically.In order to realize the automatic opening of flip piece
And closing function, many manufacturers, which all develop, has the flip piece for opening and closing automatically function.However, having currently on the market
The product of this flip piece still has problem, can not fully meet consumer demand.
For example, most of existing flip piece uses motor direct-drive.If the weight of flip piece is larger, power is needed
Biggish motor.Heavy-duty motor can generate noise when not only working, but also energy consumption is high, and volume is big, and assembly is inconvenient, and meeting
Increase the cost of total system.Further, since the turning torque of flip piece is not linear change, motor driven flip piece is utilized
When overturning, flip piece cannot at the uniform velocity be overturn glibly, and comfort is poor.
In addition, flip piece biggish for weight, if motor load is larger with motor direct-drive, when keeping motor long
Between work overloadingly, be very easy to cause motor damage, increase maintenance cost.Also user can be caused to complain product quality, influenced
Market competitiveness of enterprises and brand image.
In addition, existing flip piece cannot be automatic under abnormal conditions (such as power-off, electrical fault or components failure)
Stop, but is closed downwards under the effect of gravity.Enormous impact force when closure can injure human body by a crashing object, and safety accident occurs.Moreover,
Existing flip piece will not stop or rise round about when encountering reaction force in closing course, and be to continue with down
So that human body can be crushed safety accident occurs for drop.
Therefore, it is necessary to one kind smooth to overturn, flexible and convenient operation and the turnover mechanism for having security function.Meanwhile
This turnover mechanism should be able to be driven using the driving mechanism (such as motor, hydraulic motor or air motor) of smaller power
It is dynamic.
Summary of the invention
The utility model has been made in view of the above problem in the prior art, and the purpose of the utility model is to provide
A kind of automatic turning device for opening and closing flip piece.It, can by automatic turning device according to the present utility model
The smooth overturning for realizing flip piece, reduces the power and noise of driving mechanism, to reduce production cost.
In addition, passing through automatic turning mechanism according to the present utility model, it can be ensured that flip piece is overturn without making safely
At safety problem.
In order to solve the above technical problems, the utility model uses following technical scheme:
A kind of turnover device, including the first damper being fixedly installed on equipment body positioned at side and fixation
It is installed on the second damper for being located at the other side on equipment body, is equipped with rotary shaft, elastic component in two dampers
And occlusion structure, elastic component are set in rotary shaft, rotary shaft is also connect with occlusion structure, flip piece respectively, and elastic component includes
The interior pressure spring being set in rotary shaft and the external pressure spring being set on interior pressure spring, length, the spring constant of external pressure spring and interior pressure spring
It is respectively different；Occlusion structure includes damping movement block and is engaged body with what damping movement block was connected, damping movement block and stings
Fit occlusal surface is inclined-plane, and rotary shaft drives flip piece easily to open under elastic component effect, and flip piece is in elastic component to rotation
The lower safety of the frictional force effect of shaft is slowly closed and is closed.
As a kind of optimization to above scheme, above-mentioned first damper includes the shell one of both ends open, is installed on one
The end cap one of open outer end, the rotary shaft one being installed in shell one, the interior pressure spring one being set in rotary shaft one, be set in
External pressure spring one, damping movement block one on pressure spring one and it is engaged body one with what damping movement block one was connected, occlusion body one is set
In the inside of end cap one, rotary shaft one initially passes through interior pressure spring one and external pressure spring one, be then passed through damping movement block one be engaged body one
Connection；Bearing one is installed, bearing one is installed in shell one, is separately installed in the two sides of bearing one in above-mentioned rotary shaft one
Sealing ring one；The two sides of external pressure spring one are separately installed with washer one in above-mentioned rotary shaft one；Above-mentioned occlusion body one is with end cap one
Integral structure, end cap one are installed on shell one by screw.
Optimize as the another kind to above scheme, above-mentioned second damper includes the shell two of both ends open, is installed on
The motor of one open outer end, the rotary shaft two being connected to motor, is set in rotary shaft at the end cap two for being installed on another open outer end
Interior pressure spring two on two, the external pressure spring two being set on interior pressure spring two, damping movement block two and with two company of occlusion of damping movement block
The occlusion body two connect, occlusion body two are set to the inside of end cap two, and connecting shaft is additionally provided with outside end cap two, and connecting shaft passes through bearing two
It being installed on end cap two, rotary shaft two initially passes through interior pressure spring two and external pressure spring two, it is then passed through damping movement block two and occlusion body two,
Again with connect axis connection；Between above-mentioned motor and shell two, connecting shaft inner end be separately installed with sealing ring two；Above-mentioned rotary shaft two
The two sides of upper external pressure spring two are separately installed with washer two；Above-mentioned occlusion body two is structure as a whole with end cap two, and end cap two passes through spiral shell
Silk is installed on shell two；The circlip being placed in connecting shaft is also equipped in above-mentioned end cap two.
Preferably, turnover device setting is renovated in automobile tail gate, washing machine flip lid or refrigerator, the turnover device
The devices such as rotary shaft and automobile tail gate, washing machine flip lid, refrigerator flip lid or closestool plate flip lid, the rotary shaft of above-mentioned turnover device
It is connect with devices such as automobile tail gate, washing machine flip lid, refrigerator flip lid or closestool plate flip lids.
The utility model has following remarkable result:
The utility model turnover device is reasonable in design, compact, saves installation space, simplifies technique, assembling effect
Rate greatly improves, left and right stress balance, and overturning is smooth, and flip piece is unlikely to deform, and operation is more stable, more convenient, more flexible, more saves
Power, conjunction close that flip piece is safer, and the selection power of driving mechanism is smaller, and cost is lower, substantially increases the market competition of enterprise
Power and brand image.
Detailed description of the invention
Attached drawing 1 is one schematic perspective view of the utility model embodiment；
Attached drawing 2 is one first damper decomposition texture schematic diagram of embodiment；
Attached drawing 3 is one first damper schematic diagram of internal structure of embodiment；
Attached drawing 4 is two schematic perspective view of the utility model embodiment；
Attached drawing 5 is 2 second damper decomposition texture schematic diagram of embodiment.
Accompanying drawings symbol description:
One 142 external pressure spring 1 of pressure spring in 1 first damper, 11 shell, one 12 end cap, one 13 rotary shaft 1
Damping movement block 1 is engaged one 16 bearing of body, one 17 sealing ring, one 18 one 2 second damper of washer, 20 motor, 21 shell
2 242 external pressure spring of pressure spring, 2 251 damping movement block 2 252 is engaged body two in 2 22 end cap of body, 2 23 rotary shaft 2 241
26 bearing, 2 27 sealing ring, 2 28 washer, 2 29 connecting shaft, 30 circlip.
Specific embodiment
In order to facilitate the understanding of those skilled in the art, below in conjunction with attached drawing and embodiment to the utility model carry out into
One step detailed description.
Embodiment one: as shown in attached drawing 1~3, the turnover device that the present embodiment discloses includes being fixedly installed in equipment body
Upper the first damper 1 positioned at side and the second damper 2 being fixedly installed on equipment body positioned at the other side, equipment body
It can be automobile, washing machine, refrigerator or closestool etc..Here, equipment body is automobile, the second damper 2 and the first damper
1 structure is identical.
In the present embodiment, the first damper 1 includes the shell 1 of both ends open, the end cap one for being installed on an open outer end
12, rotary shaft 1, elastic component and the occlusion structure being installed in shell 1, rotary shaft 1 are connect with flip piece, overturning
Part can be the devices such as automobile tail gate, washing machine flip lid, refrigerator flip lid or closestool plate flip lid, here, flip piece is car tail
Door, rotary shaft 1 are connect with automobile tail gate；Elastic component includes the interior pressure spring 1 being set in rotary shaft 1 and is set in
The length of external pressure spring 1 on interior pressure spring 1, interior pressure spring 1 and external pressure spring 1 is different, spring constant is distinguished not
Together, spring constant is the coefficient of elasticity of spring, and one 142 length of external pressure spring is greater than interior one 141 length of pressure spring, here, interior external pressure spring
The difference of one length is chosen as the 1/3~1/2 of one 142 decrement of external pressure spring；Occlusion structure include damping movement block 1 and with
The occlusion body 1 that damping movement block 1 is connected, damping movement block 1 and the occlusal surface for being engaged body 1 are
Inclined-plane；It is engaged the inside that body 1 is set to end cap 1, also, is engaged body 1 and is structure as a whole with end cap 1, end cap
One 12 are installed on shell 1 by screw, increase the stability of occlusion body 1, and rotary shaft 1 initially passes through interior pressure spring
One 141 and external pressure spring 1, it is then passed through damping movement block 1 and is connect with occlusion body 1.
When elastic component and occlusion structure original state, under the action of rotary shaft 1, damping movement block 1 is stung
Occlusal surface of the emaciated face from occlusion body 1 is closed, and interior pressure spring 1 and external pressure spring 1 are in compressive state, at flip piece
In close closed state, since interior pressure spring 1 and one 142 length by length of external pressure spring are inconsistent, interior pressure spring 1 with external pressure spring one
142 different location provides another compressing force；When opening flip piece manually, rotary shaft 1 is rotated in the forward direction, interior pressure spring 1
It is discharged simultaneously with the elastic force of external pressure spring 1, interior pressure spring 1 and external pressure spring 1 are in the biggish release of different location generation
Power, to provide larger power-assisted for overturning；External pressure spring 1 release latter stage, damping movement block 1 gradually be engaged body one
152 are gradually engaged, and by the occlusion stroke on inclined-plane, effectively control one 142 release travel of external pressure spring and opening angle, damping movement
The inclined-plane occlusion design of block 1 and occlusion body 1 substantially reduces frictional resistance, switching process Portable power saving.
When need to automobile tail gate be closed manually, it is manually pressed by automobile tail gate, rotary shaft 1 reversely rotates, damping movement block
One 151 occlusal surface is gradually distance from the occlusal surface of occlusion body 1, and interior pressure spring 1 and external pressure spring 1 gradually reduce,
Elastic force is gradually increased, and is closed until the occlusal surface of damping movement block 1 closes when completely disengaging the occlusal surface of occlusion body 1.?
During conjunction is closed, external pressure spring 1 has provided resistance most of, and interior pressure spring 1 only provides fraction resistance, moreover,
By the occlusion stroke control of damping movement block 1 and occlusion one 152 inclined-plane of body, gravity during conjunction is closed both was eliminated and had converted
When the shock problem that generates, whole steady slowly closure eliminates the risk of hand clamping, and reduce conjunction and close required energy consumption.
In addition, being equipped with bearing 1 in rotary shaft 1, bearing 1 is installed in shell 1, thus rotary shaft one
13 can rotate under the action of bearing 1；Sealing ring 1 is also separately installed in the two sides of bearing 1, it is therefore prevented that miscellaneous
Matter enters inside damper, ensure that damper is normal, steady operation.
In addition, the two sides of external pressure spring 1 are separately installed with washer 1 in rotary shaft 1, to limit well
External pressure spring 142 has been lived, the play at work of external pressure spring 1 is prevented.
The utility model turnover device is reasonable in design, compact, saves installation space, simplifies technique, assembling effect
Rate greatly improves, left and right stress balance, overturn it is smooth, automobile tail gate is unlikely to deform, open automobile tail gate it is more stable, it is more convenient,
More flexible, more labor-saving, conjunction closes that automobile tail gate is safer, substantially increases the market competitiveness and brand image of enterprise.
Embodiment two: as shown in attached drawing 4-5, the revealed turnover device structure of the present embodiment it is whole with tied in embodiment one
Structure is approximate, and difference is that 2 structure of the second damper is different.
In the present embodiment, the second damper 2 includes the shell 2 21 of both ends open, the motor for being installed on an open outer end
20, the end cap 2 22 for being installed on another open outer end, rotary shaft 2 23, elastic component and the occlusion structure being connect with motor 20, rotation
Shaft 2 23 is connect with automobile tail gate, and elastic component includes the interior pressure spring 2 241 being set in rotary shaft 2 23 and is set in internal pressure
The length of external pressure spring 2 242 on spring 2 241, interior pressure spring 2 241 and external pressure spring 2 242 is different, spring constant is respectively different, bullet
Spring constant is the coefficient of elasticity of spring, and 2 242 length of external pressure spring is greater than interior 2 241 length of pressure spring, here, the length of interior external pressure spring two
The difference of degree is chosen as the 1/3~1/2 of 2 242 decrement of external pressure spring；Occlusion structure includes damping movement block 2 251 and moves with damping
The occlusal surface of the occlusion body 2 252 that motion block 2 251 is connected, damping movement block 2 251 and occlusion body 2 252 is inclined-plane；It stings
Zoarium 2 252 is set to the inside of end cap 2 22, also, is engaged body 2 252 and is structure as a whole with end cap 2 22, and end cap 2 22 passes through
Screw is installed on shell 2 21, increases the stability of occlusion body 2 252, connecting shaft 29 is additionally provided with outside end cap 2 22, even
Spindle 29 is installed on end cap 2 22 by bearing 2 26, and bearing 2 26 is installed in end cap 2 22, and connecting shaft 29 is in bearing two
It is rotated under the action of 26；Rotary shaft 2 23 initially passes through interior pressure spring 2 241 and external pressure spring 2 242, is then passed through damping movement block 2 251
With occlusion body 2 252, then it connect with connecting shaft 29；In order to guarantee the installation stability of bearing 2 26, also pacify in end cap 2 22
Equipped with the circlip 30 being placed in connecting shaft 29.
When elastic component and occlusion structure original state, under the action of rotary shaft 2 23, damping movement block 2 251 is stung
Occlusal surface of the emaciated face from occlusion body 2 252 is closed, and interior pressure spring 2 241 and external pressure spring 2 242 are in compressive state, automobile tail gate
In close closed state, since interior pressure spring 2 241 and 2 242 length by length of external pressure spring are inconsistent, interior pressure spring 2 241 with external pressure spring
2 242 different location provides another compressing force；When motor 20 works, motor 20 drives rotary shaft 2 23 to rotate in the forward direction, interior
The elastic force of pressure spring 2 241 and external pressure spring 2 242 discharges simultaneously, interior pressure spring 2 241 and external pressure spring 2 242 different location generate compared with
Big release force, so that larger power-assisted is provided for overturning, and 20 work of motor drive rotary shaft 2 23 to produce lesser power,
Energy consumption substantially reduces, and reduces the power of motor 20, reduces the volume of motor 20, depends on unduly when avoiding electric turnover work
Power caused by motor 20；External pressure spring 2 242 in release latter stage, damping movement block 2 251 gradually be engaged body 2 252 and gradually sting
It closes, by the occlusion stroke on inclined-plane, effectively controls 2 242 release travel of external pressure spring and opening angle, 2 251 He of damping movement block
The inclined-plane occlusion design of occlusion body 2 252 substantially reduces frictional resistance, switching process Portable power saving.
When that need to close automobile tail gate, motor 20 drives rotary shaft 2 23 to reversely rotate, the occlusion of damping movement block 2 251
Face is gradually distance from the occlusal surface of occlusion body 2 252, and interior pressure spring 2 241 and external pressure spring 2 242 gradually reduce, and elastic force gradually increases
Greatly, it is closed until being closed when the occlusal surface of damping movement block 2 251 completely disengages the occlusal surface for being engaged body 2 252.During conjunction is closed,
External pressure spring 2 242 has provided resistance most of, and interior pressure spring 2 241 only provides fraction resistance, and the work of motor 20 also only produces
Lesser power is given birth to, energy consumption substantially reduces, and reduces the power of motor 20, reduces the volume of motor 20, avoids electronic conjunction and close
Depend on power caused by motor 20 when work unduly；Moreover, by damping movement block 2 251 and being engaged stinging for 2 252 inclined-plane of body
Stroke control is closed, the shock problem generated when gravity is converted during conjunction is closed is both eliminated, whole process is steady to be slowly closed, and is eliminated
The risk of hand clamping, and reduce conjunction and close required energy consumption.
In addition, between motor 20 and shell 2 21, the inner end of connecting shaft 29 be separately installed with sealing ring 2 27, it is therefore prevented that
Impurity enters inside damper, ensure that damper is normal, steady operation.
In addition, the two sides of external pressure spring 2 242 are separately installed with washer 2 28 in rotary shaft 2 23, to limit well
External pressure spring 2 242 has been lived, the play at work of external pressure spring 2 242 is prevented.
Compared with structure in embodiment one, the present embodiment structure equally has reasonable in design, compact, saving installation sky
Between, simplify technique, improve that packaging efficiency, left and right stress balance, overturning be smooth, the advantages of being unlikely to deform, it is same to open automobile tail gate
Sample is more stable, more convenient, more flexible, more labor-saving, and conjunction closes that automobile tail gate is safer, and the selection power of motor 20 is also smaller, cost
It is lower.
Above-described embodiment is preferred embodiment of the utility model, and non-limiting exhaustion, this reality under same idea
There can also be other variations with novel.It should be noted that appointing under the premise of not departing from the present utility model design
What obvious replacement is within scope of protection of the utility model.
Claims (10)
1. a kind of turnover device, including the first damper (1) being fixedly installed on equipment body positioned at side and fixed installation
It is tied in being equipped with rotary shaft, elastic component and occlusion in the second damper (2) for being located at the other side on equipment body, two dampers
Structure, elastic component are set in rotary shaft, and rotary shaft is also connect with occlusion structure, flip piece respectively, it is characterised in that: the elasticity
Part includes the interior pressure spring being set in rotary shaft and the external pressure spring being set on interior pressure spring, length, the bullet of external pressure spring and interior pressure spring
Spring constant is respectively different；The occlusion structure includes damping movement block and is engaged body with what damping movement block was connected, described
The occlusal surface of damping movement block and occlusion body is inclined-plane, and rotary shaft drives flip piece easily to open, overturns under elastic component effect
Part safety, slow close in the case where elastic component is to the frictional force effect of rotary shaft are closed.
2. turnover device according to claim 1, it is characterised in that: first damper includes the shell of both ends open
One (11), the rotary shaft one (13) being installed in shell one, are set in rotary shaft at the end cap one (12) for being installed on an open outer end
Interior pressure spring one (141) on one, the external pressure spring one (142) being set on interior pressure spring one, damping movement block one (151) and with damping
The occlusion body one (152) that movable block one is connected, the occlusion body one are set to the inside of end cap one, and rotary shaft one initially passes through interior
Pressure spring one and external pressure spring one are then passed through damping movement block one and connect with occlusion body one.
3. turnover device according to claim 2, it is characterised in that: bearing one (16) is installed in the rotary shaft one,
Bearing one is installed in shell one, is separately installed with sealing ring one (17) in the two sides of bearing one.
4. turnover device according to claim 2, it is characterised in that: the two sides difference of external pressure spring one in the rotary shaft one
Washer one (18) is installed.
5. turnover device according to claim 2, it is characterised in that: the occlusion body one is structure as a whole with end cap one,
End cap one is installed on shell one by screw.
6. turnover device according to claim 1, it is characterised in that: second damper includes the shell of both ends open
Two (21), the end cap two (22) that is installed on another open outer end, are connected to motor the motor (20) for being installed on an open outer end
Rotary shaft two (23), the interior pressure spring two (241) being set in rotary shaft two, the external pressure spring two (242) being set on interior pressure spring two,
Damping movement block two (251) and body two (252) is engaged with what damping movement block two was connected, the occlusion body two is set to end cap
Two inside is additionally provided with connecting shaft (29) outside end cap two, and connecting shaft is installed on end cap two by bearing two (26), rotary shaft
Two initially pass through interior pressure spring two and external pressure spring two, be then passed through damping movement block two and occlusion body two, then with connect axis connection.
7. turnover device according to claim 6, it is characterised in that: between the motor and shell two, connecting shaft inner end
It is separately installed with sealing ring two (27)；The two sides of external pressure spring two are separately installed with washer two (28) in the rotary shaft two.
8. turnover device according to claim 6, it is characterised in that: the occlusion body two is structure as a whole with end cap two,
End cap two is installed on shell two by screw.
9. turnover device according to claim 6, it is characterised in that: be also equipped with and be placed in connecting shaft in the end cap two
Circlip (30).
10. turnover device according to claim 1 to 9, it is characterised in that: the turnover device is arranged in automobile
Tail-gate, washing machine flip lid, refrigerator flip lid or closestool plate flip lid, the rotary shaft and automobile tail gate, washing machine of the turnover device
Flip lid, refrigerator flip lid or the flip lid connection of closestool plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820754269.2U CN208564277U (en) | 2018-05-21 | 2018-05-21 | A kind of turnover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820754269.2U CN208564277U (en) | 2018-05-21 | 2018-05-21 | A kind of turnover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208564277U true CN208564277U (en) | 2019-03-01 |
Family
ID=65481810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820754269.2U Active CN208564277U (en) | 2018-05-21 | 2018-05-21 | A kind of turnover device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208564277U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468494A (en) * | 2018-05-21 | 2018-08-31 | 仝达科技（惠州）有限公司 | A kind of turnover device |
-
2018
- 2018-05-21 CN CN201820754269.2U patent/CN208564277U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468494A (en) * | 2018-05-21 | 2018-08-31 | 仝达科技（惠州）有限公司 | A kind of turnover device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109230090B (en) | Bucket cover slow-descending device, intelligent garbage can and control method of intelligent garbage can | |
| CN208564277U (en) | A kind of turnover device | |
| CN107386850A (en) | A kind of Manual turnover device | |
| CN104746316B (en) | A kind of the opening and closing supplementary structure and washing machine of washing machine top case | |
| CN207092803U (en) | A kind of Manual turnover device | |
| CN213421261U (en) | Dustproof protective cover for fan coil temperature controller | |
| CN208010765U (en) | A kind of novel manual turnover device | |
| CN108468494A (en) | A kind of turnover device | |
| CN107013734A (en) | Electrically operated valve opens and closes protection device | |
| CN215293804U (en) | Torsion-adjustable bidirectional non-blocking rotating screw type motor valve | |
| CN210949316U (en) | Integrated hydraulic hoist totally-enclosed oil tank | |
| CN212462525U (en) | Intelligent power distribution cabinet | |
| CN208816525U (en) | A kind of automatic turning device | |
| CN206770749U (en) | Electrically operated valve opens and closes protection device | |
| CN212614298U (en) | Electric tail gate supporting rod with waterproof and shock-absorbing functions | |
| CN208396534U (en) | A kind of damping turnover device | |
| CN209622166U (en) | A kind of smart small-size electric actuator that thermal diffusivity is good | |
| CN208041257U (en) | A kind of fireproof valve executing mechanism | |
| CN208040260U (en) | A kind of external closed guard gate vibration absorber | |
| CN205835156U (en) | A kind of electric screw driver | |
| CN201991361U (en) | Pneumatic translation door driving mechanism for passenger car | |
| CN210858338U (en) | Integral packaging turnover door supporting structure with damper | |
| CN206770726U (en) | Electrically operated valve opens and closes buffer unit | |
| CN220621524U (en) | Electric hinge | |
| CN208887935U (en) | It is a kind of for testing the device of automobile front chamber lid switching performance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |