CN209534753U - A kind of floating driving lifting bow device of magnetic - Google Patents
A kind of floating driving lifting bow device of magnetic Download PDFInfo
- Publication number
- CN209534753U CN209534753U CN201920086523.0U CN201920086523U CN209534753U CN 209534753 U CN209534753 U CN 209534753U CN 201920086523 U CN201920086523 U CN 201920086523U CN 209534753 U CN209534753 U CN 209534753U
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- unlock
- bow
- assembly
- magnetic
- piston rod
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- 238000007667 floating Methods 0.000 title claims abstract description 33
- 230000000630 rising effect Effects 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 230000009471 action Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims 1
- 238000005339 levitation Methods 0.000 abstract description 9
- 230000003137 locomotive effect Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Abstract
The utility model relates to electric locomotive technical fields, and in particular to a kind of floating driving lifting bow device of magnetic.The components such as the magnetic floating driving lifting bow device, including shell, piston rod assembly, link assembly, latch mechanism, unlock driving device, trip assembley therefor, manual unlocking device, rising bow speed-regulating valve, drop bow speed-regulating valve, logic control valve and reset spring.Compared with prior art, the floating driving lifting bow device of the magnetic can be flowed in passively manual rising bow, it is ensured that magnetic-levitation train reliably working；The case where rising bow will be flowed and be isolated the speed control locked and latch mechanism is highly integrated is integral structure simultaneously as will unlock, and be unable to rising bow after unlock caused by can be avoided because of dimensional discrepancy.
Description
Technical field
The utility model relates to electric locomotive technical fields, and in particular to the floating driving lifting bow device of magnetic.
Background technique
Magnetic suspension pantagraph current collector driving device goes up and down bow control as magnetic suspension pantagraph current collector and adds the critical component of unlock, guarantees
Pantagraph current collector is flowed and is isolated action message.Currently, it is to carry out lifting bow using separate type that 120 kilometers of magnetic, which float pantagraph current collector driving cylinder,
Operation.In operational process, under passive (no electricity is gentle) operating condition, pantagraph current collector is unable to rising bow and contacts with power rail, can not be by high pressure
It is sent on magnetic-levitation train, can not achieve the power supply to magnetic-levitation train.In addition, device is bent in lifting in the prior art, due to using
Operation is bent in the lifting of separate type, during the installation process, if size there are deviation, may result in the feelings for being unable to rising bow after unlocking
Condition.How to guarantee that magnetic-levitation train can successfully realize that rising bow is flowed at passive (no electricity is gentle), it is ensured that magnetic-levitation train
Reliably working becomes the technical problem that technical staff needs to solve.
Utility model content
The purpose of the utility model is to overcome defects existing in the prior art, provide a kind of floating driving lifting bow dress of magnetic
Set, the device can at passive (no electricity is gentle) can manual rising bow flowed, it is ensured that magnetic-levitation train reliably working；Together
When, rising bow is flowed and be isolated the speed control of locking and latch mechanism is highly integrated is integral structure due to will unlock, and can be kept away
Exempt from the case where being unable to rising bow after unlocking caused by because of dimensional discrepancy.
In order to solve the above technical problems, the utility model uses following technical scheme:
A kind of floating driving lifting bow device of magnetic, including shell, piston rod assembly, link assembly, latch mechanism, unlock driving dress
It sets, trip assembley therefor, manual unlocking device, rising bow speed-regulating valve, drop bow speed-regulating valve, logic control valve and reset bullet
End-cap assembly is arranged in one end of spring, the shell, offers inner hole at the middle part of end-cap assembly and the middle part of shell, described
Piston rod assembly passes through Internal hole positioning；One end of the piston rod assembly and one end of link assembly are hinged, the piston rod group
The other end of part is fixedly connected with push rod；The other end of the link assembly is hinged on the top of shell；The reseting spring sleeve
It connects between piston rod assembly and end-cap assembly；Side of the piston rod assembly close to link assembly, institute is arranged in the latch mechanism
It states trip assembley therefor to be arranged in link assembly side, being provided with above the latch mechanism can be to the unlock that latch mechanism is unlocked
Driving device and manual unlocking device；The side of link assembly is arranged in the trip assembley therefor, in order at link assembly
Trip assembley therefor can push link assembly to act when straight condition；Rising bow inlet suction port is provided on the outside of the middle part of the shell
Bend inlet suction port with drop, and is respectively connected to the intracorporal rising bow speed-regulating valve of the shell and drop bow speed-regulating valve；Institute
It is connected to again with unlock driving device after stating rising bow speed-regulating valve connection logic control valve；The drop bow speed-regulating valve and rising bow
It is connected to again with shell main aperture inner cavity after speed-regulating valve connection.
The floating driving lifting bow device of above-mentioned magnetic, it is preferred that the link assembly is articulated connecting rod component, including hinged
First connecting rod and second connecting rod, the top of the first connecting rod and shell connects, the second connecting rod and piston rod assembly
One end is hinged.
The floating driving lifting bow device of above-mentioned magnetic, it is preferred that the unlock driving device includes unlock piston, solution lock cylinder
End cap and the first spring, the hole after the piston rod of the unlock piston is socketed the first spring, in the middle part of unlock cylinder end piece
And it is abutted with the latch mechanism.It is furthermore preferred that the unlock driving device is fixed on the top of shell.The unlock driving device
When receiving feedback signal complete plus, unlock instruction, unlock driving device receive drop bow feedback signal when, unlock piston by bullet
Spring active force resets, and latch hook is resetted by torsional spring active force, while piston rod assembly is resetted by acting force of the spring and drives two connecting rods
Member hinges position is stretched, and the lock pin of link assembly slides into latch hook opening along latch hook inclined-plane, completes to lock instruction；Unlock driving
When receiving rising bow feedback signal, unlock piston is stretched out device by Aerodynamic force action, pushes latch hook to turn round, while piston rod group
Part is retracted by Aerodynamic force action and link assembly hinge point is driven to be bent, lock pin abjection out of latch hook opening of link assembly,
Complete unlock instruction.
The floating driving lifting bow device of above-mentioned magnetic, it is preferred that the latch mechanism include one end be equipped with latch hook locking bar and
The torsional spring of the locking bar other end is set, and one end of the torsional spring is connected on shell, and the other end is fixed on locking bar, the latch hook
Opening direction towards unlock piston piston rod；It is provided in the hinge point of two link assembly and is open with the latch hook
The adaptable lock pin of size, in order to which latch hook can lock lock pin to prevent piston rod assembly from moving.When the piston of unlock piston
When bar is to sinciput locking bar, the locking bar is moved backward, so that the lock pin on the link assembly is made to be detached from the latch hook of the locking bar,
Thus it unlocks.
The floating driving lifting bow device of above-mentioned magnetic, it is preferred that the manual unlocking device includes manual joystick, manual spiral shell
Plug, handle, second spring, one end of the manual joystick connect handle, the other end be socketed with second spring and with the lock
The latch hook of mechanism abuts, and manual plug screw and shell thread connection are screwed into shell, and manual joystick and second spring are against shell
It installs in corresponding aperture.Under passive (no electricity is gentle) operating condition, the handle that fist beats lower manual unlocking device, manually handle can be held
Bar stress pushes latch hook unlock completion rising bow to be flowed, it is ensured that magnetic-levitation train reliably working.
The floating driving lifting bow device of above-mentioned magnetic, it is preferred that the other end of the piston rod assembly is connect with the push rod
To be connect by intermediate connecting rod with the push rod, the both ends of the intermediate connecting rod are provided with threaded hole, respectively with piston rod assembly
Piston rod and push rod are threadedly coupled, be additionally provided between the push rod and the intermediate connecting rod for assist fastening push rod and
Adjust the nut of push rod outreach.
The floating driving lifting bow device of above-mentioned magnetic, it is preferred that the logic control valve includes instruction distributing valve, solution lock control
Valve and unlock time-delay valve become one described instruction distributing valve, unlock control valve and unlock time-delay valve, control unlock
Driving device adds, unlocks speed and latch mechanism reset speed.
The floating driving lifting bow device of above-mentioned magnetic, it is preferred that the trip assembley therefor includes vertically disposed distribution and set
Third spring in distribution, plug screw and support base thread connection will be promoted, spring is mounted in support bore, the distribution with
Hinge joint in the middle part of the link assembly is substantially flush, and is applied thrust to the link assembly by described promote, can be pushed
Link assembly movement when in straight condition.It cancels to after the external force for promoting application, the third spring can retract described push away
It sells to initial position.
The floating driving lifting bow device of above-mentioned magnetic, it is preferred that the shell and end-cap assembly, trip assembley therefor, manual unlocking
Device, rising bow speed-regulating valve, drop bow speed-regulating valve, logic control valve are to be threadedly coupled.It is connected through a screw thread, it will be each
Component is connected with the housing.
When receiving drop bow feedback signal, drop bow inlet suction port ventilation adjusts drop bow speed-regulating valve and meets pantagraph current collector drop
Bend time requirement.Piston rod assembly movement is pushed by aerodynamic force, piston rod assembly stretches out, and it is preposition that push rod resists pantagraph current collector swing rod
Position, pushes pantagraph current collector drop bow movement, and latch mechanism completes locking movement.When receiving rising bow feedback signal, rising bow inlet suction port
Ventilation adjusts rising bow speed-regulating valve and meets pantagraph current collector rising bow time requirement.It unlocks driving device to start to work, adjusts solution lock control
Valve deblocking speed processed, unlock piston push latch mechanism unlock by aerodynamic force.Unlock time-delay valve latch mechanism reset speed is adjusted, this
When link assembly be in straight condition, link assembly need to be made to act by the thrust of trip assembley therefor, piston rod assembly is by spring
Power resets, and completes the movement of pantagraph current collector rising bow, then latch mechanism is resetted by torsional spring twisting resistance.
Compared with prior art, advantages and beneficial effects of the utility model lie in that
1, the utility model discloses a kind of floating driving lifting bow device of magnetic, can be used on the floating driving train of 160 kilometers of magnetic.
The floating driving lifting bow device of the magnetic of the utility model, will unlock rising bow and is flowed and be isolated the speed control locked and latch mechanism height
It is integrated into an overall structure, monolithic construction installation space is small, and it is convenient to debug in each part set, and functional reliability is higher, and ties up
It is good to protect maintenance technology.Meanwhile facilitating the installation of user, the feelings of rising bow are unable to after unlocking caused by avoiding because of installation dimension deviation
Condition.
2, the floating driving lifting bow device of the magnetic of the utility model, has increased manual unlocking device newly, under passive operating condition, energy
Enough manual unlocking rising bows are flowed, it is ensured that magnetic-levitation train reliably working.The structure and control mechanism of the present apparatus are flowed in three rails at present
Drive control field is pioneering.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the floating driving lifting bow device of magnetic of the utility model.
Fig. 2 is the cross-sectional view of the floating driving lifting bow device of magnetic of the utility model.
Fig. 3 is along W-W in Fig. 1 to cross-sectional view.
Fig. 4 is along V-V in Fig. 1 to cross-sectional view.
Appended drawing reference:
1, rising bow inlet suction port；2, drop bow inlet suction port；3, nut；4, push rod；5, manual unlocking device；6, tripping group
Part；7, torsional spring；8, shell；9, piston rod assembly；10, reset spring；11, end-cap assembly；12, link assembly；13, drop bow speed
Regulating valve；14, control valve is unlocked；15, distributing valve is instructed；16, latch mechanism；17, driving device is unlocked；18, rising bow speed is adjusted
Valve；19, time-delay valve is unlocked；20, lock pin.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and cannot be used as a limitation the protection model of limitation the utility model
It encloses.
As shown in Figs 1-4, a kind of floating driving lifting bow device of magnetic, including shell 8, piston rod assembly are present embodiments provided
9, link assembly 12, latch mechanism 16, unlock driving device 17, trip assembley therefor 6, manual unlocking device 5, rising bow speed-regulating valve
18, end-cap assembly 11 is arranged in one end of drop bow speed-regulating valve 13, logic control valve and reset spring 10, the shell 8,
The middle part of end-cap assembly 11 and the middle part of shell 8 offer inner hole, and the piston rod assembly 9 passes through Internal hole positioning；It is described
One end of piston rod assembly 9 and one end of link assembly 12 are hinged, and the other end and push rod 4 of the piston rod assembly 9 are fixed to be connected
It connects；The other end of the link assembly 12 is hinged on the top of shell 8；The reset spring 10 be socketed in piston rod assembly 9 with
Between end-cap assembly 11；Piston rod assembly 9 is arranged in close to the side of link assembly 12, the trip assembley therefor in the latch mechanism 16
In 12 side of link assembly, the unlock that latch mechanism 16 is unlocked can be driven by being provided in the top of the latch mechanism 16 for 6 settings
Dynamic device 17 and manual unlocking device 5；The side of link assembly 12 is arranged in the trip assembley therefor 6, in order in connection rod set
Trip assembley therefor 6 can push link assembly 12 to act when part 12 is in straight condition；Liter is provided on the outside of the middle part of the shell 8
Bend inlet suction port 1 and drop bow inlet suction port 2, and the rising bow speed-regulating valve being respectively connected in the shell 8 and drop bow
Speed-regulating valve 13；It is connected to again with unlock driving device 17 after the rising bow speed-regulating valve connection logic control valve；The drop
Bow speed-regulating valve 13 is connected to 8 main aperture inner cavity of shell again after being connected to rising bow speed-regulating valve 18.
The link assembly 12 is articulated connecting rod component 12, including hinged first connecting rod and second connecting rod, described the
One connecting rod is connect with the top of shell 8, and one end of the second connecting rod and piston rod assembly 9 is hinged.
The unlock driving device 17 includes unlock piston, unlock cylinder end piece and the first spring, the unlock piston
Piston rod be socketed the first spring after, across unlock cylinder end piece in the middle part of Kong Bingyu described in latch mechanism 16 abut.It is furthermore preferred that
The unlock driving device 17 is fixed on the top of shell 8.The unlock driving device 17 completed when receiving feedback signal plus,
Unlock instruction.
The latch mechanism 16 includes that one end is equipped with the locking bar of latch hook and the torsional spring 7 of the locking bar other end, the torsion is arranged in
One end of spring 7 is connected on shell 8, and the other end is fixed on locking bar, the work of the opening direction direction unlock piston of the latch hook
Stopper rod；It is provided with the lock pin 20 being adapted with the latch hook openings of sizes, in the hinge point of link assembly 12 in order to latch hook
Lock pin 20 can be lockked to prevent piston rod assembly from moving.When unlocking the piston rod of piston to sinciput locking bar, the locking bar to
After move, so that the lock pin 20 on the link assembly 12 be made to be detached from the latch hook of the locking bar, thus unlock.
The manual unlocking device 5 includes manual joystick, manual plug screw, handle, second spring, the manual joystick
One end connect handle, the other end is socketed with second spring and abuts with the latch hook of the latch mechanism 16, manual plug screw and shell
Thread connection is screwed into shell, and manual joystick and second spring are against in shell installation corresponding aperture.At passive (no electricity is gentle)
Under operating condition, the handle that fist beats lower manual unlocking device can be held, manual joystick stress push latch hook unlock complete rising bow by
Stream, it is ensured that magnetic-levitation train reliably working.
It is to be connect by intermediate connecting rod with the push rod 4 that the other end of the piston rod assembly 9 is connect with the push rod 4,
The both ends of the intermediate connecting rod are provided with threaded hole, are threadedly coupled respectively with the piston rod of piston rod assembly 9 and push rod 4, in institute
It states and is additionally provided between push rod 4 and the intermediate connecting rod for assisting fastening push rod 4 and adjusting the nut 3 of push rod outreach.
The logic control valve includes instruction distributing valve 15, unlock control valve 14 and unlock time-delay valve 19, by the finger
It enables distributing valve 15, unlock control valve 14 and unlocks time-delay valve 19 and become one, control unlock driving device 17 adds, unlock is fast
Degree and 16 reset speed of latch mechanism.
The trip assembley therefor 6 includes vertically disposed distribution and covers the third spring in distribution, plug screw and support base
Thread connection will be promoted, spring is mounted in support bore, and the distribution and the hinge joint at 12 middle part of link assembly are basic
Concordantly, thrust is applied to the link assembly 12 by described promote, the link assembly 12 when can push in straight condition
Movement.It cancels to after the external force for promoting application, the third spring can retract described promote to initial position.
The shell 8 and end-cap assembly 11, trip assembley therefor 6, manual unlocking device 5, rising bow speed-regulating valve 18, drop bow speed
Degree regulating valve 13, logic control valve are to be threadedly coupled.It is connected through a screw thread, all parts and shell 8 is linked together.
When receiving drop bow feedback signal, drop bow inlet suction port 2 is ventilated, and is adjusted drop bow speed-regulating valve 13 and is met pantagraph current collector
Drop bow time requirement.Piston rod assembly 9 is pushed to move by aerodynamic force, piston rod assembly 9 stretches out, and push rod 4 resists pantagraph current collector pendulum
The preposition position of bar, pushes pantagraph current collector drop bow movement, and latch mechanism 16 completes locking movement.When receiving rising bow feedback signal, rising bow
Inlet suction port 1 is ventilated, and is adjusted rising bow speed-regulating valve 18 and is met pantagraph current collector rising bow time requirement.It unlocks driving device 17 and starts work
Make, adjusts unlock control valve 14 and unlock speed, unlock piston pushes latch mechanism 16 to unlock by aerodynamic force.Adjust unlock time-delay valve
19 latch mechanism, 16 reset speed, link assembly 12 at this time are in straight condition, need to make connection rod set by the thrust of trip assembley therefor 6
Part 12 acts, and piston rod assembly 9 is resetted by spring force, completes the movement of pantagraph current collector rising bow, then latch mechanism 16 is by 7 twisting resistance of torsional spring
It resets.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of floating driving lifting bow device of magnetic, including shell, piston rod assembly, link assembly, latch mechanism, unlock driving dress
It sets, trip assembley therefor, manual unlocking device, rising bow speed-regulating valve, drop bow speed-regulating valve, logic control valve and reset bullet
End-cap assembly is arranged in one end of spring, the shell, offers inner hole at the middle part of end-cap assembly and the middle part of shell, described
Piston rod assembly passes through Internal hole positioning；One end of the piston rod assembly and one end of link assembly are hinged, the piston rod group
The other end of part is fixedly connected with push rod；The other end of the link assembly is hinged on the top of shell；The reseting spring sleeve
It connects between piston rod assembly and end-cap assembly；Side of the piston rod assembly close to link assembly, institute is arranged in the latch mechanism
It states trip assembley therefor to be arranged in link assembly side, being provided with above the latch mechanism can be to the unlock that latch mechanism is unlocked
Driving device and manual unlocking device；The side of link assembly is arranged in the trip assembley therefor, in order at link assembly
Trip assembley therefor can push link assembly to act when straight condition；Rising bow inlet suction port is provided on the outside of the middle part of the shell
Bend inlet suction port with drop, and is respectively connected to the intracorporal rising bow speed-regulating valve of the shell and drop bow speed-regulating valve；Institute
It is connected to again with unlock driving device after stating rising bow speed-regulating valve connection logic control valve；The drop bow speed-regulating valve and rising bow
It is connected to again with shell main aperture inner cavity after speed-regulating valve connection.
2. the floating driving lifting bow device of magnetic as described in claim 1, it is characterised in that: the link assembly is articulated connecting rod
Component, including hinged first connecting rod and second connecting rod, the top of the first connecting rod and shell is connected, the second connecting rod with
One end of piston rod assembly is hinged.
3. the floating driving lifting bow device of magnetic as described in claim 1, it is characterised in that: the unlock driving device includes unlock
Piston, unlock cylinder end piece and the first spring pass through solution lock cylinder after the piston rod of the unlock piston is socketed the first spring
Latch mechanism described in Kong Bingyu in the middle part of end cap abuts.
4. the floating driving lifting bow device of magnetic as described in claim 1, it is characterised in that: the unlock driving device is fixed on shell
The top of body, the unlock driving device completed when receiving feedback signal plus, unlock instruction, unlock driving device receiving drop
When bending feedback signal, unlock piston is resetted by acting force of the spring, and latch hook is resetted by torsional spring active force, while piston rod assembly is by bullet
Spring active force resets and two link assembly hinge points is driven to stretch, and the lock pin of link assembly slides into latch hook opening along latch hook inclined-plane
It is interior, it completes to lock instruction；Driving device is unlocked when receiving rising bow feedback signal, unlock piston is stretched out by Aerodynamic force action, is pushed away
Moveable lock hook turns round, while piston rod assembly is retracted by Aerodynamic force action and link assembly hinge point is driven to be bent, connection rod set
The abjection out of latch hook opening of the lock pin of part, completes unlock instruction.
5. the floating driving lifting bow device of magnetic as described in claim 1, it is characterised in that: the latch mechanism includes that one end is equipped with lock
One end of the locking bar of hook and the torsional spring that the locking bar other end is arranged in, the torsional spring is connected on shell, and the other end is fixed on lock
On bar, the piston rod of the opening direction direction unlock piston of the latch hook；It is provided in the hinge point of two link assembly
The lock pin being adapted with the latch hook openings of sizes, in order to which latch hook can lock lock pin to prevent piston rod assembly from moving；When
When unlocking the piston rod of piston to sinciput locking bar, the locking bar is moved backward, so that the lock pin on the link assembly be made to be detached from
The latch hook of the locking bar, thus unlocks.
6. the floating driving lifting bow device of magnetic as described in claim 1, it is characterised in that: the manual unlocking device includes manual
One end of control stick, manual plug screw, handle, second spring, the manual joystick connects handle, and the other end is socketed with the second bullet
Spring is simultaneously abutted with the latch hook of the latch mechanism, and manual plug screw and shell thread connection are screwed into shell, by manual joystick and second
Spring is against in shell installation corresponding aperture.
7. the floating driving lifting bow device of magnetic as described in claim 1, it is characterised in that: the other end of the piston rod assembly with
Push rod connection is to be connect by intermediate connecting rod with the push rod, and the both ends of the intermediate connecting rod are provided with threaded hole, respectively with
The piston rod and push rod of piston rod assembly are threadedly coupled, and are additionally provided between the push rod and the intermediate connecting rod for auxiliary
It helps fastening push rod and adjusts the nut of push rod outreach.
8. the floating driving lifting bow device of magnetic as described in claim 1, it is characterised in that: the logic control valve includes instruction point
With valve, unlock control valve and unlock time-delay valve, described instruction distributing valve, unlock control valve and unlock time-delay valve are integrated into
One, control unlock driving device add, unlock speed and latch mechanism reset speed.
9. the floating driving lifting bow device of magnetic as described in claim 1, it is characterised in that: the trip assembley therefor includes being vertically arranged
Distribution and cover the third spring in distribution, plug screw and support base thread connection will be promoted, spring is mounted on support bore
Interior, the distribution is substantially flush with the hinge joint in the middle part of the link assembly, is applied by described promote to the link assembly
Thrust, link assembly movement when can push in straight condition, after cancelling the external force applied to distribution, the third spring
Described promote to initial position can be retracted.
10. such as the floating driving lifting bow device of the described in any item magnetic of claim 1-9, it is characterised in that: the shell and end cap
Component, trip assembley therefor, manual unlocking device, rising bow speed-regulating valve, drop bow speed-regulating valve, logic control valve are that screw thread connects
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920086523.0U CN209534753U (en) | 2019-01-18 | 2019-01-18 | A kind of floating driving lifting bow device of magnetic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920086523.0U CN209534753U (en) | 2019-01-18 | 2019-01-18 | A kind of floating driving lifting bow device of magnetic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209534753U true CN209534753U (en) | 2019-10-25 |
Family
ID=68270423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920086523.0U Expired - Fee Related CN209534753U (en) | 2019-01-18 | 2019-01-18 | A kind of floating driving lifting bow device of magnetic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209534753U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109552054A (en) * | 2019-01-18 | 2019-04-02 | 张述成 | A kind of floating driving lifting bow device of magnetic |
-
2019
- 2019-01-18 CN CN201920086523.0U patent/CN209534753U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109552054A (en) * | 2019-01-18 | 2019-04-02 | 张述成 | A kind of floating driving lifting bow device of magnetic |
| CN109552054B (en) * | 2019-01-18 | 2023-12-05 | 张述成 | Magnetic levitation driving lifting bow device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 |
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| CF01 | Termination of patent right due to non-payment of annual fee |