CN108527246A - A kind of detaching device for coupling and its application method - Google Patents
A kind of detaching device for coupling and its application method Download PDFInfo
- Publication number
- CN108527246A CN108527246A CN201810378233.3A CN201810378233A CN108527246A CN 108527246 A CN108527246 A CN 108527246A CN 201810378233 A CN201810378233 A CN 201810378233A CN 108527246 A CN108527246 A CN 108527246A
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- China
- Prior art keywords
- push rod
- shaft coupling
- actuator
- centralizer
- actuator push
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/06—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races
- B25B27/062—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races using screws
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/56—Reuse, recycling or recovery technologies of vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
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Abstract
The invention discloses a kind of detaching device for coupling, including connecting bracket, work push rod and axle center centralizer, work push rod is connect with axle center centralizer, connecting bracket includes connecting plate and provides the center driving hole of service aisle for work push rod, and connecting plate is equipped with the strip link slot for being connect with shaft coupling.Work push rod is connect with center driving hole, work push rod includes actuator push rod I, actuator push rod II and commutation inner sleeve push rod, commutation inner sleeve push rod is socketed on actuator push rod II, actuator push rod I is socketed on commutation inner sleeve push rod, push rod I is connect with center driving hole, commutation inner sleeve push rod is connect with axle center centralizer, and work push rod is that nest mechanism substantially extends axial active length, it can be achieved that being used in shorter space length.The invention also discloses the application methods of the provision for disengagement：1. connecting bracket is connect with shaft coupling；2. controlling actuator push rod I to work；3. actuator push rod I is embedded in shaft coupling inner ring surface；4. controlling actuator push rod II to work.
Description
Technical field
The invention belongs to provision for disengagement technical fields, and in particular to a kind of detaching device for coupling and its application method.
Background technology
Horse or three-jaw fluid-pressure type is drawn to draw horse currently, dismounting coupling common tool is three-jaw umbrella rib type, due to this type work
Have appearance build it is larger, to working space tool there are certain requirements, working space cannot be too small, narrow working space can not be straight
Connect and draw horse or three-jaw fluid-pressure type to draw horse dismounting couplers using three-jaw umbrella rib type, to ensure that service work is smoothed out, need by
The shortcomings of can constructing after the displacement of one side apparatus, causing big complex process, workload, claim for eot.In addition, because of puller stress and
Intensity effect, unbalance stress easily occur causes shaft coupling, transmission shaft impaired.In some unit style turbine generator units, such as high pressure
It is different according to main equipment installation site and shaft coupling pattern in feed pump large-scale heavy duty slewing, band pipe nipple shaft coupling can be selected
Device, with easy to disassemble.Therefore, a kind of work for having and carrying out the online field stripping operation function of shaft coupling in short distance space is designed
Tool, to improve operating efficiency, reduce workload, lifting means health status has site safety production highly important existing
Sincere justice.
Invention content
For deficiency existing for detaching device for coupling in the prior art, the purpose of the present invention is to provide a kind of letters of structure
It is single, easy to operate, can in small space dismounting couplers, shifted without to equipment, realize that short distance space shaft coupling is fast online
Quick-detach shortens the detaching device for coupling of dismounting coupling operation time, and the present invention also provides the detaching device for coupling
Application method.
To achieve the above object, the technical scheme is that：A kind of detaching device for coupling, including connecting bracket, work
Make push rod and axle center centralizer, the work push rod is connect with the axle center centralizer, and the work push rod inlays knot to be inside and outside
Structure, the work push rod include actuator push rod I, actuator push rod II and commutation inner sleeve push rod, the commutation inner sleeve pushing rod sleeve
Be connected on the actuator push rod II, the actuator push rod I is socketed on the commutation inner sleeve push rod, the push rod I with it is described
Center driving hole connects, and the commutation inner sleeve push rod is connect with the axle center centralizer.
Further, the connecting bracket includes for the work push rod providing the center driving hole of service aisle and in
The heart is driven the connecting plate of outer wall of hole circumferencial direction setting, and the connecting plate is equipped with the strip connection for being connect with shaft coupling
Slot is equipped with deep floor in the junction of connecting plate and center driving outer wall of hole.
Further, it is equipped with external screw thread on the actuator push rod I and actuator push rod II, outer spiral shell on the actuator push rod I
The rotation direction of line with it is externally threaded oppositely oriented on the actuator push rod II, the center driving hole be equipped with and the actuator push rod
On I external screw thread cooperation internal thread, it is described commutation inner sleeve push rod mounting hole II be equipped with on the actuator push rod II
External screw thread cooperation internal thread.
Further, be additionally provided with location hole I and mounting hole I on the actuator push rod I, the commutation inner sleeve push rod it is outer
Circle is in axial direction equipped with strip-shaped groove, and the commutation inner sleeve push rod extend into length by axis pin I across the location hole I
It is slidably connected in strip groove on the actuator push rod I.
Further, the one end being connect with the work push rod on the axle center centralizer is equipped with groove and location hole III,
For the location hole III perpendicular to the side wall of the groove, the end face that the axle center centralizer is contacted with axis is raised equipped with centering,
The centering protrusion and the machining center hole of axis coordinate.
Further, the one end being connect with the axle center centralizer on the commutation inner sleeve push rod is equipped with and the groove
The protrusion of cooperation, the protrusion are equipped with location hole II.
Further, the protrusion of the commutation inner sleeve push rod is inserted into the groove of the axle center centralizer, described fixed
The position hole II and location hole III is docked and connected, and axis pin II is inserted into across the location hole III in location hole II.
Further, it is socketed on actuator push rod I equipped with thrust bearing I, the thrust bearing I in the mounting hole I, institute
The one end and the actuator push rod I for stating thrust bearing I are in close contact, the other end and the actuator push rod of the thrust bearing I
The end face of II upper shoulders is in close contact.
Further, thrust bearing II, the thrust axis are equipped between the actuator push rod I and the axle center centralizer
It holds II to be socketed on the outer wall of the groove, one end of the thrust bearing II is in close contact with the actuator push rod I, described to push away
The other end of power bearing I I is in close contact with the axle center centralizer.
The invention further relates to a kind of application method of detaching device for coupling, the method includes：
Step 1：First, the Bolt dismantling of a pair of of shaft coupling of connection is got off, by the centralizer of axle center centering protrusion with
The machining center hole cooperation of axis on shaft coupling；Then, by a connection of the connecting bracket of provision for disengagement and required dismounting
Axis device connects, and the bolt adjusted on link slot makes the end face of connecting bracket and the end face of shaft coupling closely connect；
Step 2：Rotary drive push rod I, actuator push rod I are moved into center driving hole, and actuator push rod I is to close to shaft coupling
Position movement when, be arranged in the end face of the axle center centralizer push-tight axle journal of the front ends actuator push rod I, be mounted on shaft coupling
Axis gives connecting bracket one opposition, and connecting bracket is made to be moved to the direction far from axis, and connecting bracket is fixed with shaft coupling
Connection, to drive shaft coupling to translate outward；
Step 3：Actuator push rod I is all screwed in the center driving hole of connecting bracket, if shaft coupling is not also completely de- with axis
From actuator push rod I insertion shaft coupling inner ring surfaces keep horizontal location effect, operation actuator push rod II；
Step 4：Rotary drive push rod II pushes commutation inner sleeve push rod to be slided on actuator push rod I, and commutation inner sleeve pushes away
Bar stress passes to axle center centralizer and continues to act on the end face of axle journal on shaft coupling, and shaft coupling continues to separate
The direction of axis translates, until shaft coupling is removed from axis.
The advantages of using technical solution of the present invention for：
1. the present invention may be adapted to the heavy-load rotary machinery shaft coupling of wider range using work push rod and connecting bracket sub-assembly
Strip link slot is arranged in the dismounting of device on the connecting plate of connecting bracket, can be according to the size adjustment bolt of shaft coupling in length
The position of bar shaped link slot enhances the versatility of provision for disengagement；Meanwhile actuator push rod I and actuator push rod II uses interior extrapolation
Bar nest mechanism substantially extends axial active length, it can be achieved that being used in shorter space length.
2. the shaft coupling scene that detaching device for coupling of the present invention is applicable in distance 200mm or more between two half a couplers is torn open
It unloads, it is practical portable, it is easy to operate, it is suitable for live short distance confined space job requirements；The design of axle center centralizer and dynamic push rod I
It all screws in the center driving hole of connecting bracket, actuator push rod I insertion shaft coupling inner ring surfaces keep horizontal location, can reduce
Shaft coupling leads to the generation of the failures such as deformation because of unbalance stress.
3. in overhaul of the equipments, using the provision for disengagement dismounting couplers of the present invention, can omit to equipment (such as motor or
Pump head) the attachmentes dismounting process such as shifted, return dress in place, center adjustment and pipeline meter, it is only necessary to center is finely adjusted,
Overhaul process is simplified, mitigates operating personnel's workload, the repair time is greatly decreased, restores to keep equipment stand-by heat shape in time
State improves unit operation safety guarantee coefficient.
4. externally threaded rotation direction and externally threaded rotation direction phase on the actuator push rod II on present invention design actuator push rod I
Instead, it is to ensure in the actuator push rod II of rotating inner part, commutation inner sleeve push rod does not generate external actuator push rod I anti-
To active force, actuator push rod I is avoided to loosen in the process of work.
5. the present invention thrust bearing, on the one hand, can by the movement of the push rod that works being converted into the straight direction,
The end face and the end face of the axis on shaft coupling for avoiding axle center centralizer relatively rotate, and cause to wear to axis；It is another
Aspect plays the role of reducing end face frictional resistance.
Description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments：
Fig. 1 is the schematic diagram of detaching device for coupling dismounting couplers of the present invention
Fig. 2 is the front view of detaching device for coupling of the present invention.
Fig. 3 is sectional views of the Fig. 1 along the directions A-A.
Label in above-mentioned figure is respectively：1, connecting bracket；10, connecting plate；11, strip link slot；12, center driving
Hole；13, deep floor；2, work push rod；21, actuator push rod I；211, mounting hole I；212, location hole I；22, actuator push rod II；
221, shoulder；222, inner polygonal hole；23, commutate inner sleeve push rod；231, mounting hole II；232, raised；233, location hole II；
234, strip-shaped groove；3, axle center centralizer；31, groove；32, location hole III；33, centering protrusion；4, axis pin I；5, axis pin
II；6, thrust bearing I；7, thrust bearing II；8, shaft coupling；9, axis.
Specific implementation mode
In the present invention, it is to be understood that term " length ", " width ", "upper", "lower", "front", "rear", " left side ",
" right side ", "vertical", "horizontal", "top", "bottom" "inner", "outside", " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction "
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of the description present invention and
Simplify description, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration
And operation, therefore be not considered as limiting the invention.
As shown in Figure 1 and Figure 2, a kind of detaching device for coupling, including connecting bracket 1, work push rod 2 and axle center centralizer
3, work push rod 2 is connect with axle center centralizer 3, and connecting bracket 1 includes that the center driving hole of service aisle is provided for work push rod 2
12 and along 12 outer wall circumferencial direction of center driving hole setting connecting plate 10, connecting plate 10 be equipped with for being connect with shaft coupling 8
Strip link slot 11, using bolt connecting bracket 1 is connect with shaft coupling 8 across strip link slot 11 when, can root
According to the size adjustment bolt of shaft coupling 8 in the position of strip link slot, it is suitable for different size of shaft coupling 8, enhances and tear open
The versatility of handler.Work push rod 2 is connect with center driving hole 12, and center driving hole 12 is equipped with internal thread.Work push rod 2
Including actuator push rod I 21, actuator push rod II 22 and commutation inner sleeve push rod 23, commutation inner sleeve push rod 23 is socketed in transmission and pushes away
On bar II 22, actuator push rod I 21 is socketed on commutation inner sleeve push rod 23, and push rod I 21 is connect with center driving hole 12, is changed
It is connect to inner sleeve push rod 23 with axle center centralizer 3.Work push rod 2 is that nest mechanism substantially extends axial active length, can be real
It is used in present shorter space length.
The one end being connect with work push rod 2 on above-mentioned axle center centralizer 3 is equipped with groove 31 and location hole III32, location hole
For III32 perpendicular to the side wall of groove 31, the end face that axle center centralizer 3 is contacted with axis 9 is equipped with centering protrusion 33, connecting bracket 1
On link slot 11 be fixedly connected with shaft coupling 8 by bolt, the machining center of centering protrusion 33 and the axis on the shaft coupling 8
Hole coordinates, it is ensured that the center of the provision for disengagement on the same line, avoids exerting a force uneven, lead to 9 neck end of axis with the center of axis 9
Surface wear.
Above-mentioned actuator push rod I 21 is equipped with the external screw thread with the screw-internal thread fit on center driving hole 12, actuator push rod I
21 are connected through a screw thread with connecting bracket 1, and by tool rotary drive push rod I 21, actuator push rod I 21 is in center driving hole 12
It inside moves back and forth, actuator push rod II 22, commutation inner sleeve push rod 23 and axle center centralizer 3 follow actuator push rod I 21 to start shipment
It is dynamic.Location hole I 212 and mounting hole I 211 are additionally provided on actuator push rod I 21, location hole I 212 is perpendicular to mounting hole I 211.
Axle center centralizer 3 follows rotation when to prevent actuator push rod I 21 from rotating, and leads to 3 end face of axle center centralizer and installation
The end face of axis 9 on shaft coupling 8 relatively rotates, and causes to wear to 9 neck end face of axis；So in actuator push rod I 21 and axis
Thrust bearing II 7 is equipped between heart centralizer 3, thrust bearing II 7 is socketed on the outer wall of groove 31, thrust bearing II's 7
One end is in close contact with actuator push rod I 21, and the other end and the axle center centralizer 3 of thrust bearing II 7 are in close contact, thrust bearing
The rotation conversion translation of actuator push rod I 21 is transmitted to axle center centralizer 3 by II 7, i.e., converts rotation in the straight direction
It is mobile, ensure not relatively rotate between axle center centralizer 3 and axis on shaft coupling 8.
Above-mentioned commutation inner sleeve push rod 23 is equipped with the mounting hole II 231 for installation, and mounting hole II 231 is equipped with interior spiral shell
Line, actuator push rod II 22 are equipped with the external screw thread with the screw-internal thread fit of mounting hole II 231, actuator push rod II 22 and commutation
Inner sleeve push rod 23 is linked together by screw-thread fit, is placed in the mounting hole I 211 of actuator push rod I 21.Actuator push rod
22 one end II is mounted in mounting hole II 231, and 22 other ends of actuator push rod II pass through mounting hole I 211 and pass through thrust axis
It holds I 6 to connect with the end face of mounting hole I 211, is i.e. is equipped with thrust bearing I 6 in mounting hole I 211, thrust bearing I 6 is socketed in
On actuator push rod II 22, one end of thrust bearing I 6 is in close contact with actuator push rod I 21, the other end of thrust bearing I 6 with
The end face of 22 upper shoulders 221 of actuator push rod II is in close contact, the end of the other end and commutation inner sleeve push rod 23 of shoulder 221
Face is in close contact.Actuator push rod II 22 not with commutation inner sleeve push rod 23 coordinate one end be equipped with inner polygonal hole 222, for
Force application means coordinate, and actuator push rod II 22 is made to rotate.Pass through tool rotary drive push rod I 21, actuator push rod II 22, commutation
Inner sleeve push rod 23 and axle center centralizer 3 follow actuator push rod I 21 to move together, and thrust bearing I 6, which is played, at this time reduces end face
The effect of frictional resistance.
The outer ring of commutation inner sleeve push rod 23 is in axial direction equipped with strip-shaped groove 231, and commutation inner sleeve push rod 23 is logical
It crosses axis pin I 4 and is extend into strip-shaped groove 231 across location hole I 212 and is connected on actuator push rod I 21, actuator push rod I
It is to be slidably connected between 21 and commutation inner sleeve push rod 23.One connect with axle center centralizer 3 on commutation inner sleeve push rod 23
End is equipped with the protrusion 232 coordinated with the groove 31 on axle center centralizer 3, and protrusion 232 is equipped with location hole II 233；When in commutation
When the protrusion 232 of sleeve push rod 23 is inserted into the groove 31 of axle center centralizer 3, the axis and location hole of location hole II 233
The axis of III32 overlaps, i.e., location hole II 233 is connected to location hole III32, and axis pin II 5 is inserted into across location hole III32
In location hole II233, commutation inner sleeve push rod 23 is fixed together with axle center centralizer 3.
When actuator push rod II 22 to ensure rotating inner part, commutation inner sleeve push rod 23 is not to external actuator push rod I
21 generate opposition, if producing opposition is easy to cause the loosenings of actuator push rod I 21.So design transmission pushes away
On bar I 21 externally threaded rotation direction with it is externally threaded oppositely oriented on actuator push rod II 22.
To reinforce the structure of connecting bracket 1, ribs is equipped in the junction of link slot 11 and 12 outer wall of center driving hole
Plate 13, deep floor 13 are right angled triangle, and a right-angle side of deep floor 13 is connected on link slot 11, deep floor 13
Another right-angle side be connected on the outer wall in center driving hole 12.
Preferably, connecting bracket 1 includes four connecting plates 10, and four connecting plates 10 are along the circumferential direction centrally located transmission
The surrounding in hole 12 is in cross-type, sets that there are two deep floors 13 on each connecting plate 10, and deep floor 13 is along connecting plate 10
Length direction is arranged in the both sides of connecting plate 10.
The application method of detaching device for coupling of the present invention is：
Step 1：The Bolt dismantling of a pair of of shaft coupling of connection is got off, by the centering protrusion 33 and peace on axle center centralizer 3
The machining center hole cooperation of axis 9 on shaft coupling 8, it is ensured that axle center is consistent；By the connecting bracket 1 of provision for disengagement and required dismounting
A shaft coupling 8 connection, i.e., the link slot 11 in connecting bracket 1 is connect with the flange hole on shaft coupling 8 by bolt, tune
Bolt on section link slot 11 makes the end face of connecting bracket 1 closely be connect with the end face of shaft coupling 8.
Step 2：Rotary drive push rod I21, actuator push rod I 21 are moved into center driving hole 12, actuator push rod I 21 to
When close to the movement of the position of shaft coupling 8, it is arranged in the end face of the 3 push-tight axle journal of axle center centralizer of 21 front ends actuator push rod I,
Since the position of the miscellaneous equipment connected on the axis on shaft coupling 8 and axis 9 is motionless, so on shaft coupling 8
Axis 9 can give connecting bracket 1 one oppositions, so that connecting bracket 1 is moved to the direction far from axis 9, connecting bracket 1 and connection
Axis device 8 is fixedly connected, and to drive shaft coupling 8 to translate outward, i.e., shaft coupling 8 is translated to the direction far from axis 9.
Step 3：Actuator push rod I 21 is all screwed in the center driving hole 12 of connecting bracket 1, if shaft coupling 8 is not also complete
It is detached from axis 9, actuator push rod I21 insertion 8 inner ring surfaces of shaft coupling keep horizontal location effect, operation actuator push rod II 22.
Step 4：Rotary drive push rod II 22 pushes commutation inner sleeve push rod 23 to be slided on actuator push rod I 21, commutates
23 stress of inner sleeve push rod passes to axle center centralizer 3 and continues to act on the end face of the axle journal on shaft coupling 8, with step
Rapid 2 principle is identical, and shaft coupling 8 continues to translate to the direction far from axis 9, until shaft coupling 8 is completely disengaged from axis 9, that is, joins
Axis device 8 is split out, and the entire length of 8 provision for disengagement of shaft coupling is constant during whole dismounting.
1 specifications design of connecting bracket of the present invention has stronger versatility according to 8 size selection of shaft coupling；Work pushes away
Bar 2 is the double-deck embedded structure, and actuator push rod II 22 is embedded in commutation inner sleeve push rod 23 in actuator push rod I 21, and transmission pushes away
Bar I 21 makes actuator push rod I 21 generate the displacement of rectilinear direction by rotating tail end hexahedron, passes through rotary drive push rod II
22 make commutation inner sleeve push rod 23 generate rectilinear direction displacement, while the axle center centralizer 3 being arranged in work push rod 2 front end can be with
Axle journal end wear is prevented in dismounting couplers 8.After connecting bracket 1 is closely connect with shaft coupling 8, rotary drive push rod I 21
To 8 axle journal end wear of half a coupler, shaft coupling 8 occurs under reaction force acts for movement and the movements of actuator push rod II 22
Negative direction displacement, eventually disengages from axial plane.When to prevent rotary drive push rod II 22, commutation inner sleeve push rod 23 is to actuator push rod I
21 generate opposition, so actuator push rod I 21 and 22 thread rotary orientations of actuator push rod II are designed as opposite direction.This structure
Work push rod 2 and 1 sub-assembly of connecting bracket may be adapted to the dismounting of the heavy-load rotary machinery shaft coupling 8 of wider range, be driven simultaneously
Push rod I 21 and actuator push rod II 22 substantially extends axial active length, it can be achieved that shorter using inside and outside push rod nest mechanism
It is used in space length.
It tears open at 8 scene of shaft coupling that 8 provision for disengagement of shaft coupling of the present invention is applicable in distance 200mm or more between two half a couplers 8
It unloads, it is practical portable, it is easy to operate, it is suitable for live short distance confined space job requirements；The design of axle center centralizer 3 and dynamic push rod
I 21 is all screwed in the center driving hole 12 of connecting bracket 1, and actuator push rod I 21 is embedded in 8 inner ring surface of shaft coupling and keeps horizontal fixed
Position can reduce shaft coupling 8 because unbalance stress leads to the generation of the failures such as deformation.By taking high-pressure power plant feed pump as an example, using now
When the removal tools operations such as some provision for disengagement three-jaw umbrella frame puller, needs to shift motor or the pump housing, returns dress in place, in
The heart adjusts and the attachmentes such as pipeline meter dismount process, when carrying out dismounting couplers 8 using the provision for disengagement of the present invention, can omit
State process, it is only necessary to be finely tuned to center, reduce by 2 days or more activity durations.Connection is dismantled using the provision for disengagement of the present invention
When axis device 8, overhaul process can be simplified, mitigate operating personnel's workload, the repair time is greatly decreased, restore to keep equipment heat in time
Stand-by state improves unit operation safety guarantee coefficient.
The present invention is exemplarily described above in association with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, as long as use technical solution of the present invention progress various unsubstantialities improvement, or it is not improved by the present invention
Design and technical solution directly apply to other occasions, within protection scope of the present invention.
Claims (10)
1. a kind of detaching device for coupling, it is characterised in that：Including connecting bracket (1), work push rod (2) and axle center centralizer
(3), the work push rod (2) connect with the axle center centralizer (3), and the work push rod (2) is inside and outside mosaic texture, described
Work push rod (2) includes actuator push rod I (21), actuator push rod II (22) and commutation inner sleeve push rod (23), the commutation inner sleeve
Cylinder push rod (23) is socketed on the actuator push rod II (22), and the actuator push rod I (21) is socketed in the commutation inner sleeve and pushes away
On bar (23), the push rod I (21) is connect with the center driving hole (12), the commutation inner sleeve push rod (23) and the axis
Heart centralizer (3) connects.
2. a kind of detaching device for coupling as described in claim 1, it is characterised in that：The connecting bracket (1) includes for institute
Work push rod (2) is stated the center driving hole (12) of service aisle is provided and is arranged along center driving hole (12) outer wall circumferencial direction
Connecting plate (10), the connecting plate (10) is equipped with the strip link slot (11) for being connect with shaft coupling (8), in connecting plate
(10) it is equipped with deep floor (13) with the junction of center driving hole (12) outer wall.
3. a kind of detaching device for coupling as described in claim 1, it is characterised in that：The actuator push rod I (21) and transmission
It is equipped with external screw thread on push rod II (22), externally threaded rotation direction and the actuator push rod II (22) on the actuator push rod I (21)
Upper externally threaded oppositely oriented, the center driving hole (12) is equipped with to be coordinated with the external screw thread on the actuator push rod I (21)
Internal thread, it is described commutation inner sleeve push rod (23) mounting hole II (231) be equipped with on the actuator push rod II (22)
The internal thread of external screw thread cooperation.
4. a kind of detaching device for coupling as claimed in claim 3, it is characterised in that：It is also set on the actuator push rod I (21)
There are location hole I (212) and mounting hole I (211), the outer ring of the commutation inner sleeve push rod (23) to be in axial direction equipped with strip
Groove (231), the commutation inner sleeve push rod (23) extend into strip by axis pin I (4) across the location hole I (212)
It is slidably connected on the actuator push rod I (21) in groove (231).
5. a kind of detaching device for coupling as described in Claims 1-4 any one, it is characterised in that：The axle center centering
The one end being connect with the work push rod (2) on device (3) is equipped with groove (31) and location hole III (32), the location hole III (32)
Side wall perpendicular to the groove (31), the end face that the axle center centralizer (3) contacts with axis (9) are equipped with centering protrusion
(33), the centering raised (33) and the machining center hole of axis (9) coordinate.
6. a kind of shaft coupling (8) provision for disengagement as claimed in claim 5, it is characterised in that：The commutation inner sleeve push rod
(23) one end being connect with the axle center centralizer (3) on is equipped with the protrusion (232) coordinated with the groove (31), the protrusion
(232) it is equipped with location hole II (233).
7. a kind of shaft coupling (8) provision for disengagement as claimed in claim 6, it is characterised in that：The commutation inner sleeve push rod
(23) protrusion (232) is inserted into the groove (31) of the axle center centralizer (3), the location hole II (233) with it is described fixed
Position hole III (32) is docked and connected, and pin shaft II (5) is inserted into across the location hole III (32) in location hole II (233).
8. a kind of shaft coupling (8) provision for disengagement as claimed in claim 4, it is characterised in that：It is set in the mounting hole I (211)
There is thrust bearing I (6), the thrust bearing I (6) to be socketed on actuator push rod I (21), one end of the thrust bearing I (6) with
The actuator push rod I (21) is in close contact, the other end of the thrust bearing I (6) and the actuator push rod II (22) upper shoulder
(221) end face is in close contact.
9. a kind of shaft coupling (8) provision for disengagement as claimed in claim 5, it is characterised in that：The actuator push rod I (21) with
Thrust bearing II (7) is equipped between the axle center centralizer (3), the thrust bearing II (7) is socketed in the groove (31)
On outer wall, one end of the thrust bearing II (7) is in close contact with the actuator push rod I (21), the thrust bearing II (7)
The other end is in close contact with the axle center centralizer (3).
10. a kind of application method of shaft coupling (8) provision for disengagement as described in claim 1 to 9 any one, feature exist
In：The method includes：
Step 1：First, the Bolt dismantling of a pair of of shaft coupling (8) of connection is got off, by the centering protrusion on axle center centralizer (3)
(33) coordinate with mounted on the machining center hole of axis (9) on shaft coupling (8)；Then, by the connecting bracket of provision for disengagement (1) and institute
A shaft coupling (8) connection that need to be dismantled, adjusting the bolt on link slot (11) makes end face and the shaft coupling of connecting bracket (1)
(8) end face closely connects；
Step 2：Rotary drive push rod I (21), actuator push rod I (21) are moved into center driving hole (12), actuator push rod I (21)
To when being moved close to the position of shaft coupling (8), axle center centralizer (3) push-tight axle journal in actuator push rod I (21) front end is set
End face, be mounted on the axis (9) on shaft coupling (8) to (1) opposition of connecting bracket, make connecting bracket (1) to remote
The direction movement of (9), connecting bracket (1) are fixedly connected with shaft coupling (8) off axis, to drive shaft coupling (8) to translate outward；
Step 3：Actuator push rod I (21) all screws in the center driving hole (12) of connecting bracket 1, if shaft coupling (8) is not also complete
It is detached from entirely with axis, embedded shaft coupling (8) inner ring surface of actuator push rod I (21) keeps horizontal location effect, operates actuator push rod II
(22)；
Step 4：Rotary drive push rod II (22) pushes commutation inner sleeve push rod (23) to be slided on actuator push rod I (21), commutates
Inner sleeve push rod (23) stress passes to axle center centralizer (3) and continues to act on the end face of the axle journal on shaft coupling (8)
On, shaft coupling (8) continues to translate to the direction far from axis (9), until shaft coupling (8) is removed from axis (9).
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| CN201810378233.3A CN108527246B (en) | 2018-04-25 | 2018-04-25 | Coupler dismounting device and application method thereof |
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| CN201810378233.3A CN108527246B (en) | 2018-04-25 | 2018-04-25 | Coupler dismounting device and application method thereof |
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| CN111702710A (en) * | 2020-06-29 | 2020-09-25 | 马鞍山钢铁股份有限公司 | Method for quickly dismantling expander of turbine |
| CN111890296A (en) * | 2020-08-12 | 2020-11-06 | 赣州市闻誉科技有限公司 | Dismounting device of shaft coupling on pump shaft |
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|---|---|
| CN108527246B (en) | 2023-05-05 |
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Address after: 243003 8 Jiuhua Road, Yushan, Ma'anshan, Anhui Applicant after: MAANSHAN IRON & STEEL Co.,Ltd. Address before: 243003 Intellectual Property Department, Technical Center No. 8, Hunan West Road, Yushan District, Ma'anshan City, Anhui Province Applicant before: MAANSHAN IRON & STEEL Co.,Ltd. |
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