CN208468251U - A kind of convenient type rotary connector attaching/detaching apparatus - Google Patents
A kind of convenient type rotary connector attaching/detaching apparatus Download PDFInfo
- Publication number
- CN208468251U CN208468251U CN201820847947.XU CN201820847947U CN208468251U CN 208468251 U CN208468251 U CN 208468251U CN 201820847947 U CN201820847947 U CN 201820847947U CN 208468251 U CN208468251 U CN 208468251U
- Authority
- CN
- China
- Prior art keywords
- workbench
- guide sleeve
- support column
- bearing
- screw rod
- 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.)
- Withdrawn - After Issue
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 4
- 210000000078 claw Anatomy 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model relates to a kind of convenient type rotary connector attaching/detaching apparatus, workbench including pedestal, for placing rotary joint, setting guiding mechanism on the table, the guide sleeve being arranged in guiding mechanism, the screw rod being disposed in guide sleeve and the pressure head for the end that screw rod is set, workbench is mounted on the base, the inner wall of guide sleeve is equipped with the threaded portion cooperated with the external screw thread of screw rod, and the driving mechanism that the screw rod axial movement is realized for driving guide sleeve to rotate is connected on guide sleeve.The utility model is in assembling, the stator of rotary joint is placed on workbench, the rotor of rotary joint is put into stator, guide sleeve rotation is driven to drive movable press head by screw rod so that screw rod is moved axially along guide sleeve by driving mechanism, to which rotor is pressed into stator, the assembling for completing rotary joint, or is released rotor by pressure head from stator, and the utility model has the advantages that simple structure, is convenient for carrying, is disassembly efficiency height, easy to operate.
Description
Technical field
The utility model relates to a kind of convenient type rotary connector attaching/detaching apparatus.
Background technique
Used tooling or tool are dismounted dedicated for rotary joint due to few currently on the market, is usually used
Artificial dismounting borrows fluid pressure type device to dismount rotary joint.Artificial dismounting working efficiency is low, dismounting is difficult, at high cost.
Hydraulic device is at high cost, and structure is complicated, and position is fixed and inconvenient to carry, and not easy to operate and maintenance cost is high, and service efficiency is low,
It is continued to develop recently as economy, the demand of rotary joint also constantly rises, and the applicable industry of rotary joint is wide, relates to
And field multiplicity, region span is big, this must cause the after-sales service difficulty of rotary joint big, connects without corresponding easily rotation
Head disassemblerassembler necessarily causes the follow-up maintenance cost of serving of rotary joint constantly to rise.
In consideration of it, the present inventor carries out in-depth study to the above problem, there is this case generation then.
Utility model content
The purpose of this utility model is to provide a kind of simple structure, it is at low cost, be convenient for carrying, it is easy to operate, dismounting effect
The high convenient type rotary connector attaching/detaching apparatus of rate.
In order to achieve the above object, the utility model uses such technical solution:
A kind of convenient type rotary connector attaching/detaching apparatus, the workbench, setting including pedestal, for placing rotary joint are in work
Make the guiding mechanism on platform, the guide sleeve being arranged in guiding mechanism, the screw rod being disposed in guide sleeve and is arranged in screw rod
End pressure head, workbench is mounted on the base, and the inner wall of guide sleeve is equipped with the threaded portion cooperated with the external screw thread of screw rod,
The driving mechanism that the screw rod axial movement is realized for driving guide sleeve to rotate is connected on guide sleeve.
As a kind of preferred embodiment of utility model, the pedestal is equipped with more support columns, and the workbench passes through the
One locking nut and the second locking nut are fixed on the upper end of the support column, and the workbench is located at the first locking nut and
Between two locking nuts, the first locking nut is located at the top of the second locking nut.
As a kind of preferred embodiment of utility model, the workbench is equipped with blowpit, and blowpit is from the workbench
Upper surface be through to lower surface, and blowpit extends from the week of the workbench along to the center of the workbench, blowpit
The week of the corresponding workbench is less than along the entrance protruded into for the neck of the rotor of the rotary joint, the groove width of blowpit is formed
The outer diameter of the stator of the rotary joint.
As a kind of preferred embodiment of utility model, the support column is at least three, is set to the first support column,
Two support columns and third support column, the first support column and the second support column set up separately in the two sides of the entrance, further include rotation
Beam, one end of rotating beam are hinged on first support column, and other end activity is overlapped on the second support column and is located at described
Between workbench and second locking nut, rotating beam is arranged between the workbench and second locking nut, institute
The lower end surface for stating workbench is pressed on the upper surface of the rotating beam.
As a kind of preferred embodiment of utility model, the guiding mechanism includes that fixed first on the workbench is led
To pipe and the second guide pipe, it is equipped the first adjustable column in the first guide pipe, the second adjustable column, institute are equipped in the second guide pipe
Stating guiding mechanism further includes the adjustable plate being mounted between the upper end of the first adjustable column and the upper end of the second adjustable column, the guiding
Set is installed in rotation in adjustable plate.
As a kind of preferred embodiment of utility model, first guide pipe is equipped with multiple first positioning holes, Duo Ge
A positioning hole is laid along the axial direction of first guide pipe, and first positioning hole is corresponded on first adjustable column equipped with multiple first
Adjustment hole, multiple first adjustment holes are laid along the axial direction of first adjustable column, further include that can be threaded through the first adjustment hole and the
The first positioning pin in a positioning hole, second guide pipe are equipped with multiple second location holes, and multiple second location holes are along institute
It states the axial of the second guide pipe to lay, second location hole is corresponded on second adjustable column and is equipped with multiple second adjustment holes, it is multiple
Second adjustment hole is laid along the axial direction of second adjustable column, further includes that can be threaded through in the second adjustment hole and second location hole
Second positioning pin.
As a kind of preferred embodiment of utility model, the adjustable plate is equipped with bearing fixing sleeve, sets in bearing fixing sleeve
There is limited step, further includes the first bearing and second bearing being arranged in bearing fixing sleeve, first bearing and second bearing edge
Axially set up separately in the two sides of limited step.
As a kind of preferred embodiment of utility model, the guide sleeve corresponds to the second bearing and is equipped with limitation second bearing
The limiting section skidded off, the guide sleeve correspond to the first bearing and are equipped with the first clamp nut for skidding off of limitation first bearing and the
One nut locked spacer.
As a kind of preferred embodiment of utility model, the driving mechanism is the handwheel being mounted on the guide sleeve.
As a kind of preferred embodiment of utility model, the handwheel includes axle sleeve and the hand that is arranged on the outer wall of axle sleeve
Handle, the inner wall of axle sleeve are equipped with spline, and the outer wall of the guide sleeve is equipped with the keyway cooperated with spline, in the outer wall of the guide sleeve
It is arranged with the second clamp nut and the second nut locked spacer slipped for limiting the handwheel.
After the technical solution of the utility model, in assembling, the stator of rotary joint is placed on workbench, will be revolved
The rotor of adapter is put into stator, drives guide sleeve rotation by driving mechanism, so that screw rod is axially moved along guide sleeve
It is dynamic, movable press head is driven by screw rod, so that rotor is pressed into stator, completes the assembling of rotary joint, or pass through pressure head
Rotor is released from stator, the utility model have the advantages that simple structure, be convenient for carrying, disassembly efficiency is high, easy to operate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram (partial sectional view) of the utility model；
Fig. 2 is the enlarged drawing in Fig. 1 at B；
Fig. 3 is sectional view along A-A in Fig. 1 (motion state of dotted line expression rotating beam in Fig. 3)；
Fig. 4 is change in location schematic diagram (partial sectional view) of the utility model when rotary joint is disassembled；
In figure:
10- pedestal the first support column of 11-
12- the second support column the first locking nut of 13-
14- the second locking nut 15- rotating beam
151- claw
16- workbench 17- blowpit
171- entrance the first guide pipe of 21-
22- first positioning hole the first adjustable column of 23-
24 first the second guide pipes of adjustment hole 25-
26- second location hole the second adjustable column of 27-
28- the second adjustment hole the first positioning pin of 291-
292- the second positioning pin 31- stator
32- rotor 40- adjustable plate
50- bearing fixing sleeve 51- first bearing
52- second bearing 53- limited step
54- the first clamp nut 55- the first nut locked spacer
60- guide sleeve 61- limiting section
70- screw rod 71- pressure head
72- 3rd bearing 80- handwheel
81- axle sleeve 82- handle
83- spline the second clamp nut of 84-
85- the second nut locked spacer
Specific embodiment
In order to which the technical solution of the utility model is explained further, it is described in detail with reference to the accompanying drawing.
Referring to figs. 1 to Fig. 4, a kind of convenient type rotary connector attaching/detaching apparatus, including pedestal 10, for placing rotary joint
Workbench 16, the guide sleeve being arranged in guiding mechanism 60, is disposed in guide sleeve 60 at the guiding mechanism being arranged on workbench 16
In screw rod 70 and be arranged in screw rod 70 end pressure head 71, workbench 16 is mounted on pedestal 10, and workbench 16 is along water
Square to setting, screw rod 70 is arranged along the vertical direction, and pressure head 71 is mounted on the lower end of screw rod 71, guide sleeve by 3rd bearing 72
60 inner wall is equipped with the threaded portion cooperated with the external screw thread of screw rod 70, is connected on guide sleeve 60 for driving 60 turns of guide sleeve
The dynamic driving mechanism to realize the axial movement of screw rod 70.
As a kind of preferred embodiment of utility model, the pedestal 10 is equipped with more support columns, and support column is along vertical side
To setting, the workbench 16 is fixed on the upper end of the support column by the first locking nut 13 and the second locking nut 14,
For the workbench 16 between the first locking nut 13 and the second locking nut 14, the first locking nut 13 is located at the second locking
The top of nut 14, support column are equipped with the external screw thread cooperated with the first locking nut 13 and the second locking nut 14.
As a kind of preferred embodiment of utility model, the workbench 16 is equipped with blowpit 17, in embodiment, work
The outer profile of platform 16 is rectangle, and the shape of blowpit 17 is substantially in U-shape, and blowpit 17 runs through from the upper surface of the workbench 16
To lower surface, and blowpit 17 extends from the week of the workbench 16 along to the center of the workbench 16, and blowpit 17 is corresponding
The week of the workbench 16, the groove width of blowpit 17 was small along the entrance protruded into for the neck of the rotor 32 of the rotary joint is formed
In the outer diameter of the stator 31 of the rotary joint.Stator 31 will not be fallen when being placed on workbench 16 from blowpit 17, and
In rotary joint dismantling, the neck of the rotor 32 of rotary joint is fitted into blowpit 17 from entrance 171, later, passes through pressure head
71 extrude rotor 32, and rotor 32 can slide from blowpit 17 at this time.
As a kind of preferred embodiment of utility model, the support column is at least three, in embodiment, support column four
Root is set to the first support column 11, the second support column 12, third support column and the 4th support column, 11 He of the first support column
Second support column 12 symmetrically sets up separately in the two sides of the entrance 171, further includes rotating beam 15, one end of rotating beam 15 is hinged on institute
It states on the first support column 11, other end activity is overlapped on the second support column 12 and is located at the workbench 16 and second lock
Between tight nut 13, specifically, rotation amount 15 is horizontally disposed, and U-shaped claw 151 is equipped on the end of rotating beam 15,
To realize that claw 151 preferably positions, the rotation of U-shaped claw 151 passes through the at the second support column 12 at the second support column 12
Two locking nuts 13 are supported U-shaped claw 151.The setting of rotating beam 15 is in the workbench 16 and second locking nut
Between 13, the lower end surface of the workbench 16 is pressed on the upper surface of the rotating beam 15.Using this structure, pass through rotating beam
15 pairs of workbench 16 form support, and workbench 16 is avoided to deform at discharge port 17, while can be opened by rotating rotating beam 15
Blowpit 17 is closed, so that the rotor 32 of rotary joint is fitted into blowpit 17, blowpit 17 simultaneously can also determine rotor
Position, skidding when rotary joint being avoided to disassemble.
As a kind of preferred embodiment of utility model, the guiding mechanism includes first be fixed on the workbench 16
Guide pipe 21 and the second guide pipe 25, the first guide pipe 21 and the second guide pipe 25 are arranged along the vertical direction, the first guide pipe
It is equipped the first adjustable column 23 in 21, the second adjustable column 27 is equipped in the second guide pipe 25, the guiding mechanism further includes peace
Adjustable plate 40 between the upper end of the first adjustable column 23 and the upper end of the second adjustable column 27, the guide sleeve 60 is rotationally
It is mounted in adjustable plate 40.
As a kind of preferred embodiment of utility model, first guide pipe 21 is equipped with multiple first positioning holes 22, more
A first positioning hole 22 is laid along the axial direction of first guide pipe 21, corresponds to first positioning hole 22 on first adjustable column 23
Equipped with multiple first adjustment holes 24, it further includes that can wear that multiple first adjustment holes 24 are laid along the axial direction of first adjustable column 23
The first positioning pin 291 being located in the first adjustment hole 24 and first positioning hole 22, second guide pipe 25 are equipped with multiple the
Two location holes 26, multiple second location holes 26 are laid along the axial direction of second guide pipe 25, right on second adjustable column 27
Second location hole 26 is answered to be equipped with multiple second adjustment holes 28, axial cloth of multiple second adjustment holes 28 along second adjustable column 27
If further including the second positioning pin 292 that can be threaded through in the second adjustment hole 26 and second location hole 28.Using this structure,
In use, by the first adjustable column 23 along the scheduled position that moves axially to of the first guide pipe 21, while by the second adjustable column 27
It is moved to predetermined position along the second guide pipe 25, later, the first positioning pin 291 is inserted into corresponding first adjustment hole 24 and first
In pilot hole 22, the second positioning pin 292 is inserted into corresponding second adjustment hole 28 and the second pilot hole 26, thus whole to adjust
The minimum and maximum working depth of the work of a device, while working depth can be adjusted according to different rotary connector, it can be quick
Realize the dismounting of rotary joint.
As a kind of preferred embodiment of utility model, the adjustable plate 40 is equipped with bearing fixing sleeve 50, bearing fixing sleeve
50 are fixed by screws on adjustable plate 40.It is equipped with limited step 53 in bearing fixing sleeve 50, further includes that setting is fixed in bearing
First bearing 51 and second bearing 52 in set 50, first bearing 51 and second bearing 52 set up separately along axial direction in limited step 53
Two sides.As a kind of preferred embodiment of utility model, the corresponding second bearing 52 of the guide sleeve 60 is equipped with the second axis of limitation
52 limiting sections 61 skidded off are held, the corresponding first bearing 51 of the guide sleeve 60 is equipped with limitation first bearing 51 skids off first
Clamp nut 54 and the first nut locked spacer 55.In the utility model, adjustable plate 40 is pacified by support level and fastening nut
Mounted in the upper end of 23 upper end of the first adjustable column and the second adjustable column 27, the first guide pipe 21 is arranged in the first support column 11 and the 4th
Between support column, the second guide pipe 25 is arranged between the second support column 12 and third support column.
As a kind of preferred embodiment of utility model, the driving mechanism is the handwheel being mounted on the guide sleeve 60
80。
As a kind of preferred embodiment of utility model, the handwheel 80 includes axle sleeve 81 and is arranged on the outer wall of axle sleeve 81
Handle 82, the inner wall of axle sleeve 81 is equipped with spline 83, and the outer wall of the guide sleeve 60 is equipped with the keyway cooperated with spline 83, in institute
The outer wall for stating guide sleeve 60 is arranged with the second clamp nut 84 and the second nut stop pad slipped for limiting the handwheel 80
Piece 85, in rotational handle 81, guide sleeve 60 synchronizes rotation, while axle sleeve 81 can cover 60 slide downwards with restricted guidance.
In the utility model, handle 81 is circular ring shape, and force application rod 86 is equipped on handle 81, can make the present apparatus by force application rod 86
It is matched with outer force applying device.
The product form of the utility model is not limited to this case diagram and embodiment, anyone carries out similar thinking to it
Appropriate changes or modifications all should be regarded as the patent category for not departing from the utility model.
Claims (10)
1. a kind of convenient type rotary connector attaching/detaching apparatus, it is characterised in that: including pedestal, the work for placing rotary joint
Platform, setting guiding mechanism on the table, the guide sleeve being arranged in guiding mechanism, the screw rod being disposed in guide sleeve and
The pressure head of the end of screw rod is set, and workbench is mounted on the base, and the inner wall of guide sleeve is equipped with to be cooperated with the external screw thread of screw rod
Threaded portion, the driving mechanism that screw rod axial movement is realized for driving guide sleeve to rotate is connected on guide sleeve.
2. a kind of convenient type rotary connector attaching/detaching apparatus as described in claim 1, it is characterised in that: the pedestal is equipped with more
Root support column, the workbench is fixed on the upper end of the support column by the first locking nut and the second locking nut, described
For workbench between the first locking nut and the second locking nut, the first locking nut is located at the top of the second locking nut.
3. a kind of convenient type rotary connector attaching/detaching apparatus as claimed in claim 2, it is characterised in that: the workbench is equipped with
Blowpit, blowpit is through to lower surface from the upper surface of the workbench, and blowpit is from all edges of the workbench to institute
The center for stating workbench extends, and the week that blowpit corresponds to the workbench stretches along the neck formed for the rotor of the rotary joint
The entrance entered, the groove width of blowpit are less than the outer diameter of the stator of the rotary joint.
4. a kind of convenient type rotary connector attaching/detaching apparatus as claimed in claim 3, it is characterised in that: the support column is at least
Three, it is set to the first support column, the second support column and third support column, the first support column and the second support column set up separately
The two sides of the entrance further include rotating beam, and one end of rotating beam is hinged on first support column, other end activity overlap joint
On the second support column and between the workbench and second locking nut, rotating beam setting the workbench with
Between second locking nut, the lower end surface of the workbench is pressed on the upper surface of the rotating beam.
5. a kind of convenient type rotary connector attaching/detaching apparatus as described in claim 1, it is characterised in that: the guiding mechanism includes
Fixed the first guide pipe and the second guide pipe on the workbench, is equipped with the first adjustable column in the first guide pipe, and second
The second adjustable column is equipped in guide pipe, the guiding mechanism further includes upper end and the second adjustable column for being mounted on the first adjustable column
Upper end between adjustable plate, the guide sleeve is installed in rotation in adjustable plate.
6. a kind of convenient type rotary connector attaching/detaching apparatus as claimed in claim 5, it is characterised in that: on first guide pipe
Equipped with multiple first positioning holes, multiple first positioning holes are laid along the axial direction of first guide pipe, on first adjustable column
Corresponding first positioning hole is equipped with multiple first adjustment holes, and multiple first adjustment holes are laid along the axial direction of first adjustable column, also
Including the first positioning pin that can be threaded through in the first adjustment hole and first positioning hole, second guide pipe is equipped with multiple second
Location hole, multiple second location holes are laid along the axial direction of second guide pipe, corresponding second positioning on second adjustable column
Hole is equipped with multiple second adjustment holes, and it further includes that can be threaded through that multiple second adjustment holes are laid along the axial direction of second adjustable column
The second positioning pin in second adjustment hole and second location hole.
7. a kind of convenient type rotary connector attaching/detaching apparatus as claimed in claim 6, it is characterised in that: the adjustable plate is equipped with
Bearing fixing sleeve, it further includes the first bearing being arranged in bearing fixing sleeve and second that bearing fixing sleeve is interior, which to be equipped with limited step,
Bearing, first bearing and second bearing set up separately along axial direction in the two sides of limited step.
8. a kind of convenient type rotary connector attaching/detaching apparatus as claimed in claim 7, it is characterised in that: the guide sleeve corresponds to institute
It states second bearing and is equipped with the limiting section that limitation second bearing skids off, the guide sleeve corresponds to the first bearing and is equipped with limitation first
The first clamp nut and the first nut locked spacer that bearing skids off.
9. a kind of convenient type rotary connector attaching/detaching apparatus as described in claim 1, it is characterised in that: the driving mechanism is peace
Handwheel on the guide sleeve.
10. a kind of convenient type rotary connector attaching/detaching apparatus as claimed in claim 9, it is characterised in that: the handwheel includes axis
The handle for covering and being arranged on the outer wall of axle sleeve, the inner wall of axle sleeve are equipped with spline, and the outer wall of the guide sleeve is equipped with matches with spline
The keyway of conjunction is arranged with the second clamp nut and the second nut slipped for limiting the handwheel in the outer wall of the guide sleeve
Locked spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820847947.XU CN208468251U (en) | 2018-06-01 | 2018-06-01 | A kind of convenient type rotary connector attaching/detaching apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820847947.XU CN208468251U (en) | 2018-06-01 | 2018-06-01 | A kind of convenient type rotary connector attaching/detaching apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208468251U true CN208468251U (en) | 2019-02-05 |
Family
ID=65215891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820847947.XU Withdrawn - After Issue CN208468251U (en) | 2018-06-01 | 2018-06-01 | A kind of convenient type rotary connector attaching/detaching apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208468251U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108621083A (en) * | 2018-06-01 | 2018-10-09 | 福建省闽旋科技股份有限公司 | A kind of convenient type rotary connector attaching/detaching apparatus |
| CN110076547A (en) * | 2019-05-24 | 2019-08-02 | 福建省闽旋科技股份有限公司 | A kind of built-in spring flat seal rotary joint quickly assembles equipment |
| CN115319442A (en) * | 2022-10-12 | 2022-11-11 | 苏州高求美达橡胶金属减震科技有限公司 | Axial pressure dismounting device for swing arm hydraulic bushing |
-
2018
- 2018-06-01 CN CN201820847947.XU patent/CN208468251U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108621083A (en) * | 2018-06-01 | 2018-10-09 | 福建省闽旋科技股份有限公司 | A kind of convenient type rotary connector attaching/detaching apparatus |
| CN108621083B (en) * | 2018-06-01 | 2024-01-12 | 福建省闽旋科技股份有限公司 | Portable rotary joint dismounting device |
| CN110076547A (en) * | 2019-05-24 | 2019-08-02 | 福建省闽旋科技股份有限公司 | A kind of built-in spring flat seal rotary joint quickly assembles equipment |
| CN110076547B (en) * | 2019-05-24 | 2024-01-12 | 福建省闽旋科技股份有限公司 | Quick assembly equipment for plane sealing rotary joint with built-in spring |
| CN115319442A (en) * | 2022-10-12 | 2022-11-11 | 苏州高求美达橡胶金属减震科技有限公司 | Axial pressure dismounting device for swing arm hydraulic bushing |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190205 Effective date of abandoning: 20240112 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190205 Effective date of abandoning: 20240112 |