CN106392979B - Separate type ratchet hydraulic spanner and its application method - Google Patents
Separate type ratchet hydraulic spanner and its application method Download PDFInfo
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- CN106392979B CN106392979B CN201611096990.9A CN201611096990A CN106392979B CN 106392979 B CN106392979 B CN 106392979B CN 201611096990 A CN201611096990 A CN 201611096990A CN 106392979 B CN106392979 B CN 106392979B
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- pawl
- ratchet
- driving plate
- plate
- activity
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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
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
- B25B21/004—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type
- B25B21/005—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type driven by a radially acting hydraulic or pneumatic piston
Abstract
The present invention relates to a kind of separate type ratchet hydraulic spanners and its application method that fast assembling-disassembling can be carried out to the online pipe joint being located in small space, connection cushion block is installed between two spanner wallboards, hydraulic power head and counter-force supporting plate, driving plate two sides are equipped with two arc bumps and driving plate is mounted between two spanner wallboards by two arc bumps and two arc groove male-female engagements, driving plate upper end is equipped with two lugs and the side of two lugs has " 1 " font through-hole, the driving plate upper end is mating with two " 1 " font through-holes respectively by the two sides end that pressure spring is equipped with active pin shaft and active pin shaft, piston rod end in hydraulic power head is equipped with hook joint part and the eave tile of hook joint part catches on active pin shaft, the activity-driven plate that can mutually open and close with it is terminated under driving plate, pawl mounting hole is provided in driving plate, pawl peace Being equipped with pawl in pawl assembly and pawl assembly in dress hole can engage with seperated ratchet.Advantage: first is that separate type ratchet hydraulic spanner applicability is more preferable；Second is that separate type ratchet is hydraulic, to pull use more convenient.
Description
Technical field
The present invention relates to one kind, and fast assembling-disassembling can either be carried out to plain bolt, connector, and can be to positioned at small space
In online pipe joint carry out fast assembling-disassembling, and torque it is accurate it is adjustable, use reliability is good, easy to operate, while structure letter
Single, reasonable, assembling and the convenient and fast separate type ratchet hydraulic spanner of maintenance and its application method belong to hydraulic spanner manufacturing field.
Background technique
The work head of existing hydraulic wrench be all using enclosed, both ratchet be it is integrally-built, jaw is also whole
Body structure, such as 103737524 A of CN, title " hydraulic spanner ", a kind of hydraulic spanner, including with jaw wrench body and
Handle, the handle are fixed on wrench body tail portion, and the wrench body includes jaw, ontology, slide bar piston and handle, the ontology
Interior to be equipped with hydraulic cylinder, described handle one end and ontology are hinged, and the slide bar piston is extended vertically through in this body sidewall, the slide bar
Hinged in the middle part of the exposed junction and handle of piston, the jaw and ontology are integral type, and the jaw front end is arc-shaped, the pincers
Mouth includes fixed nip and movable clamp port, is equipped with groove in the jaw, the movable clamp port that can be slided in groove is fixed with piston one end
Connection；The tail end of the ontology is equipped with oil fuel tube；Low oil pressure area and high oil pressure area, the low oil pressure are equipped in the hydraulic cylinder
It is equipped with hydraulic valve in area, is equipped with second one-way valve in hydraulic valve, the second one-way valve outlet end is connected to high oil pressure area, another
End is connected to the cylinder chamber of slide bar piston；Be additionally provided with the first check valve in the hydraulic valve, the entrance of the first check valve with
The connection of low oil pressure area, the outlet of the first check valve is connected to the cylinder chamber of slide bar piston；The body outer wall is equipped with pressure release
The high oil pressure area of hydraulic cylinder is connected to by valve, the relief valve.It is wear-resisting that the working face of the fixed nip and movable clamp port is equipped with arc
Block, the arc wear-resistant block inside are equipped with tooth socket.The working face of the arc wear-resistant block and fixed nip and movable clamp port passes through spiral shell
It tethers and connects.The free end of the piston is equipped with annular convex platform, is fixed with spring on the annular convex platform.The ontology, which is equipped with, to be turned
Axis, the handle end and shaft are hinged.The ontology is equipped with connection bolt, is equipped with through-hole, institute in the middle part of the connection bolt
It states slide bar piston to be arranged in the through-hole of connection bolt, rubber seal is equipped between the slide bar piston and the through-hole for connecting bolt
Set.The contact face of the hydraulic cylinder and ontology is equipped with sealing ring.The handle is hollow form, and the handle tail end is equipped with
End cap, the end cap are to be threadedly coupled with handle.The disadvantage is that: this kind of hydraulic spanner is to positioned at pipeline closed, narrow space
Online pipe joint (as pipeline gather hull in online pipe joint) installation and removal if be not available.
Summary of the invention
Purpose of design: to avoid the deficiency in background technique, plain bolt, connector can either be carried out quickly by designing one kind
Dismounting, and fast assembling-disassembling can be carried out to the online pipe joint being located in small space, and torque it is accurate it is adjustable, using reliable
Property it is good, easy to operate while simple and reasonable for structure, assembling with repair convenient and fast separate type ratchet hydraulic spanner and its user
Method.
Design scheme: to realize above-mentioned purpose of design.1, driving plate two sides are respectively equipped with an arc bump and driving plate is logical
Cross two arc bumps and two arc groove male-female engagements be mounted on design between two spanner wallboards, be technical characteristic of the invention it
One.The purpose of this design is: driving plate two sides are respectively equipped with an arc bump and driving plate passes through two arc bumps and two
Arc groove male-female engagement is mounted between two spanner wallboards, since the arc length that the arc length of arc bump is less than arc groove (had both been driven
Movable plate can be movably arranged between two wallboards), driving plate can be along arc groove under the drive of hydraulic power head when use
It does reciprocating rotary movement (both driving plate was as the flexible arcuately groove of piston rod in hydraulic power head moved back and forth), while by
It is overlapped in the center of circle of arc bump with the center of circle of upper half bore, the position when driving plate does reciprocating rotary movement along arc groove
Unidirectional, intermittent is persistently engaged transmission to ratchet in the pawl in driving plate, until being located in ratchet hexagon ring
Connector, bolt etc. be unscrewed or tighten, improve the working efficiency of separate type ratchet hydraulic spanner in this way；In addition separate type spine
The important component hydraulic power head taken turns in hydraulic spanner uses dismountable assembling structure, is not only convenient for hydraulic power head in this way and exists
Repair, replace at any time in use process, and can be improved spanner production efficiency (wrench assembly use modularization group
Dress).2, activity-driven plate upper end is equipped with lower half bore and upper half bore and lower half bore after driving plate and activity-driven plate are closed up
The design of seperated ratchet is inside installed, is the second technical feature of the present invention.The purpose of this design is: on activity-driven plate
End is equipped with lower half bore and is equipped with seperated ratchet in upper half bore and lower half bore after driving plate and activity-driven plate are closed up, due to spine
Wheel and driving wheel are all able to carry out dismounting, enable separate type ratchet hydraulic spanner empty to pipeline closeness height, operation
Between narrow online pipe joint (such as in the densely covered hull of pipeline) carry out it is lasting turn, to improve separate type ratchet liquid
Press the applicability of spanner.3, driving plate lower end side and activity-driven plate upper end side be hinged and the driving plate lower end other side
The design being fixedly connected by screw with the activity-driven plate upper end other side, is the third technical feature of the present invention.It designs in this way
Purpose be: driving plate lower end side and activity-driven plate upper end side are hinged and the driving plate lower end other side passes through spiral shell
Nail is fixedly connected with the activity-driven plate upper end other side, first is that since driving plate is concave-convex by two arc bumps and two arc grooves
Be fitted between two spanner wallboards, two arc bumps provide powerful supporting role for driving plate, it is ensured that driving plate and
One end activity-driven plate hinged with driving plate will not be dropped out from wrench body in use；Second is that driving plate and activity
What is both only needed to unscrew or tighten one piece of screw between driving plate and can be realized as separates or closes up, and this substantially reduces activities to drive
The time of the opening and closing of movable plate, in addition the design of one piece of screw is so that installation of the screw at narrow space is more convenient, more
It is practical.4, counter-force supporting plate lower end is equipped with the design for the reaction cushion block that can be dismantled, and is the four of technical characteristic of the invention.
The purpose of this design is: counter-force supporting plate lower end is equipped with the reaction cushion block that can be dismantled, it in this way can be according to difference
Use environment quick-replaceable reaction cushion block, so that the applicability of hydraulic spanner is improved, such as outside straight thread connector or pipe end
N-type reaction cushion block is selected at the small space such as nipple in the assembly of connector, T is used in the assembly of "T"-shaped three-way connection
Type reaction cushion block.5, the hydraulic power head upper end is equipped with the design of swivel joint, is the five of technical characteristic of the invention.
The purpose of this design is: swivel joint is 360 ° × 182 ° swivel heads, such swivel head can be same in two directions
Shi Jinhang rotation, is preferably docked convenient for swivel head with oil pipe.6, the pawl assembly is by pawl, two pieces of springs and screw
The design of composition is the six of technical characteristic of the invention.The purpose of this design is: the pawl is in triangular shape and pawl bottom
End face is concave arc shape ratchet face, is provided with blind hole and two spring mounting holes on the inclined-plane of the pawl side and blind hole is located at two springs peace
It fills between hole, one piece of spring is separately installed in two spring mounting hole, is plugged with screw in blind hole；The driving plate upper end
It is provided with threaded hole and threaded hole and pawl mounting hole penetrates through, when pawl assembly is mounted in pawl mounting hole, screw passes through spiral shell
With the blind hole grafting on the inclined-plane of pawl side after pit, pawl other side inclined-plane is pasted with corresponding pawl installation wall surface of the hole
Touching, when the piston rod in this way in hydraulic power head extends, piston rod will push driving plate, and arcuately groove moves forward, due to pawl
Rear side inclined-plane mutually pastes touching support with corresponding pawl installation wall surface of the hole, and engaged transmission ratchet is made ratchet rotate certain angle by pawl
Degree, when piston rod is shunk, piston rod pulls on driving plate, and arcuately groove is moved back, since inclined-plane (is opened porose on front side of pawl
Side inclined-plane) it is touched by two springs with corresponding pawl installation wall surface of the hole elasticity patch, in driving plate, arcuately groove moves back process
Middle pawl is squeezed by upper so that it was with the mutual drop out of gear of ratchet (both ratchet will not have been turned round with pawl), and such hydraulic power head does weight
When multiple stretching motion, ratchet does unidirectional, intermittent lasting rotation under the transmission of pawl, realizes the quick peace of butt joint
Dress or disassembly；In addition screw can ensure that pawl will not drop out pawl mounting hole in use.7, pawl other side inclined-plane
It is folded with the design of half ball element between wall surface of the hole is installed with corresponding pawl, is the seven of technical characteristic of the invention.It designs in this way
Purpose is: when piston rod will push driving plate arcuately groove Forward, pawl is by rear side inclined-plane and corresponding pawl
Installation wall surface of the hole, which mutually pastes touching support, ensures pawl engaged transmission ratchet, is embedded in half ball element on pawl installation wall surface of the hole, due to
Half ball element, which is able to carry out rotation adjustment by a small margin, can ensure that the horizontal plane of half ball element and half ball element of inclined-plane on rear side of pawl have been
Complete mutually patch touching, to reduce the requirement on machining accuracy of pawl and pawl mounting hole, thus greatly reduces separate type ratchet
The production cost of hydraulic spanner.
Technical solution 1: a kind of separate type ratchet hydraulic spanner is equipped with connection cushion block, hydraulic power between two spanner wallboards
Head and counter-force supporting plate and hydraulic power head front are connection cushion block, lower section is counter-force supporting plate, the inner wall difference of two spanner wallboards
It is provided with an arc groove and arc groove is located at below connection cushion block, driving plate two sides are respectively equipped with an arc bump and driving plate
Between being mounted on two spanner wallboards by two arc bumps and two arc groove male-female engagements, the driving plate lower end is equipped with upper half
Hole, upper end are equipped with two lugs and the side of two lugs has " 1 " font through-hole, and the driving plate upper end is installed by pressure spring
There is the two sides end of active pin shaft and active pin shaft mating with two " 1 " font through-holes respectively, in the hydraulic power head
Piston rod end is equipped with hook joint part and the eave tile of hook joint part catches on active pin shaft, and being terminated under the driving plate can be with it mutually
The activity-driven plate of folding, activity-driven plate upper end are equipped with lower half bore and the upper half after driving plate and activity-driven plate are closed up
Seperated ratchet is installed in hole and lower half bore, pawl mounting hole and pawl mounting hole lower part and upper half bore are provided in the driving plate
It penetrates through, being equipped with pawl in pawl assembly and pawl assembly in the pawl mounting hole can engage with seperated ratchet.
Technical solution 2: screw is unscrewed first and opens driving plate by a kind of application method of separate type ratchet hydraulic spanner
With activity-driven plate, while the seperated ratchet of separation being closed up and is installed in online pipe joint；Secondly seperated ratchet is placed in
Between the driving plate and activity-driven plate of opening, driving plate and activity-driven plate are closed up by tightening screw later；It is again started up
Hydraulic pump makes hydraulic power head drive driving plate and activity-driven the plate reciprocating rotation in certain radian after closing up, reciprocating rotation
Driving plate and activity-driven plate by pawl assembly intermittent rotary fission ratchet until connector be screwed on spool road or from
Spool is back-outed on road；Finally hydraulic pump is shut down, removes open driving plate and activity-driven plate online after unscrewing screw
Seperated ratchet is split later and is removed from online pipeline by pipeline.
Compared with the background technology, the present invention, first is that separate type ratchet hydraulic spanner can either carry out plain bolt, connector
Fast assembling-disassembling, and fast assembling-disassembling can be carried out to the online pipe joint being located in small space, applicability is more preferable；Second is that point
Not only use reliability of pulling hydraulic from formula ratchet is good, easy to operate but also simple and reasonable for structure, and assembling and maintenance are convenient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of separate type ratchet hydraulic spanner (removing one block of wallboard).
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Fig. 3 is the structural schematic diagram of pawl.
Fig. 4 is the structural schematic diagram of separate type ratchet hydraulic spanner (under opening state).
Fig. 5 is the structural schematic diagram of separate type ratchet hydraulic spanner (being equipped with T-type reaction cushion block).
Fig. 6 is the structural schematic diagram of separate type ratchet hydraulic spanner (being equipped with N-type reaction cushion block).
Specific embodiment
Embodiment 1: referring to attached drawing 1- Fig. 6.A kind of separate type ratchet hydraulic spanner is equipped with connection between two spanner wallboards 1
It is connection cushion block 2, lower section in front of cushion block 2, hydraulic power head 3 and counter-force supporting plate 13 and hydraulic power head 3 is counter-force supporting plate 13, institute
It states hydraulic power head 3 to be detachably arranged between two spanner wallboards 1 by bolt axle 16, the inner wall difference of two spanner wallboards 1
It is provided with an arc groove 101 and arc groove 101 is located at 2 lower section of connection cushion block, 4 two sides of driving plate are respectively equipped with an arc bump
41 and between driving plate 4 is mounted on two spanner wallboards 1 by two arc bumps 41 and two arc grooves, 101 male-female engagement, the drive
4 lower end of movable plate is equipped with upper half bore 42, upper end is equipped with two lugs 43 and the side of two lugs 43 has " 1 " font through-hole 44,
" 1 " the font through-hole 44 is made of the hole section on the circular hole portion of lower part and top, the diameter and active pin shaft 6 of the circular hole portion
In intermediate shaft part diameter matches (both circular hole portion for active pin shaft 6 be mounted between two " 1 " font through-holes 44), hole section
The diameter matches of two sides shaft part in width and active pin shaft 6,4 upper end of driving plate are equipped with active pin shaft 6 by pressure spring 5
And the two sides end of active pin shaft 6 is mating with two " 1 " font through-holes 44 respectively, 4 upper end of driving plate is logical equipped with pressure spring
Hole, 6 lower end middle of active pin shaft are provided in compression spring hole and active pin shaft 6 intermediate shaft part and are greater than (the such activity of two sides shaft part
6 structure of pin shaft can ensure that it is not in shift phenomenon when moving up and down along two " 1 " font through-holes 44), 5 upper end of pressure spring is inserted
Connect be mounted in compression spring hole, lower end grafting is mounted in pressure spring through-hole, the piston rod end in the hydraulic power head 3 be equipped with hook
The eave tile of fitting 7 and hook joint part 7 catches on active pin shaft 6, and the activity that being terminated under the driving plate 4 can mutually open and close with it is driven
Movable plate 8,8 upper end of activity-driven plate are equipped with lower half bore 81 and upper 42 He of half bore after driving plate 4 and activity-driven plate 8 are closed up
Both upper half bore 42 and lower half bore 81 form ratchet mounting hole to lower half bore 81(after closing up, and the curved wall of upper half bore 42 is equipped with
The thickness matching of the groove width and ratchet of first arc groove 46 and the first arc groove 46, the curved wall of lower half bore 81 are equipped with
The groove width of second arc groove 82 and the second arc groove 82 and the thickness matching of ratchet) in seperated ratchet 9, the drive are installed
It is provided with pawl mounting hole 45 on movable plate 4 and 45 lower part of pawl mounting hole and upper half bore 42 penetrate through, pacifies in the pawl mounting hole 45
It can be engaged with seperated ratchet 9 equipped with pawl 111 in pawl assembly 11 and pawl assembly 11.The center of circle of the arc bump 41 with
The center of circle of upper half bore 42 is overlapped and the arc length of arc bump 41 is less than the arc length of arc groove 101.3 upper end of hydraulic power head
Equipped with swivel joint 10.
The pawl assembly 11 is made of 111, two pieces of springs 112 of pawl and screw 113, and the pawl 111 is in triangular shape
And 111 bottom face of pawl is concave arc shape ratchet face, the center of circle of the concave arc shape ratchet face is overlapped with upper 42 center of circle of half bore, the spine
Blind hole 114 and two spring mounting holes 115 and blind hole 114 are provided on 111 side inclined-plane of pawl between two spring mounting holes 115,
It is separately installed with one piece of spring 112 in two spring mounting hole 115, is plugged with screw 113 in blind hole 114；The driving plate 4
Upper end is provided with threaded hole 47 and threaded hole 47 and pawl mounting hole 45 penetrate through, and is mounted in pawl mounting hole 45 in pawl assembly 11
When, screw 113 pass through threaded hole 47 after with the blind hole grafting on 111 side inclined-plane of pawl, 111 other side inclined-plane of pawl with
It is pressed from both sides between corresponding 45 wall surface of pawl mounting hole patch touching or 111 other side inclined-plane of pawl and corresponding 45 wall surface of pawl mounting hole
Equipped with half ball element 15, hemispherical groove, the spherical surface of half ball element 15 and half are both provided between corresponding 45 wall surface of pawl mounting hole
Spherical groove male-female engagement, the horizontal plane of half ball element 15 and 111 inclined-plane of pawl mutually paste touching.
The 4 lower end side of driving plate is hinged with 8 upper end side of activity-driven plate and the 4 lower end other side of driving plate passes through spiral shell
Nail 12 is fixedly connected with the 8 upper end other side of activity-driven plate.
Counter-force supporting plate 13 is fixedly installed between the two spanners wallboard 1 and under counter-force supporting plate 13 is located at hydraulic power head 3 just
Side.13 lower end of counter-force supporting plate is equipped with the reaction cushion block 14 that can be dismantled, and the reaction cushion block 14 is T-type reaction pad
Block is N-type reaction cushion block.The N-type reaction cushion block uses in the assembly of free flow coupling.The T-type reaction
Cushion block uses in the assembly of angle coupling or three-way connection or four-way connection.
The fission ratchet 9 is made of the first half ratchets 91 and the second half ratchets 92, the semicircle of the first half ratchet 91
The two lateral edge ratchets that are open are long to be provided with two road grooves 93, the two lateral edge ratchet of semicircular opening of the second half ratchets 92 is long be equipped with two it is convex
Item 94 and the second half ratchets 92 close up into ratchet by two raised lines 94 and 93 male-female engagement of twice groove and the first half ratchets 91.
Embodiment 2: on the basis of embodiment 1.A kind of application method of separate type ratchet hydraulic spanner, first by screw
12 unscrew and open driving plate 4 and activity-driven plate 8, while the seperated ratchet 9 of separation being closed up and is installed on online pipe joint
On；Secondly seperated ratchet 9 is placed between the driving plate 4 opened and activity-driven plate 8, later by tightening screw 12 for driving plate
4 and activity-driven plate 8 close up；Being again started up hydraulic pump makes hydraulic power head 3 drive driving plate 4 and activity-driven plate after closing up
8 in certain radian reciprocating rotation, the driving plate 4 and activity-driven plate 8 of reciprocating rotation pass through 11 intermittent rotary of pawl assembly point
Body ratchet 9 is until connector is screwed on spool road or back-outs from online pipeline；Finally hydraulic pump is shut down, is unscrewing screw 12
Open driving plate 4 and activity-driven plate 8 are removed into online pipeline afterwards, later by the fractionation of seperated ratchet 9 and from online pipeline
It removes.
Before closing up driving plate 4 and activity-driven plate 8 by the fixation of screw 12, the position of adjustment driving plate 4 ensures to drive
Pawl 111 on plate is intermeshed with seperated ratchet 9.
When the online pipe joint to be installed or removed is free flow coupling connector, by bolt 17 by N-type reaction
Cushion block is mounted on 13 lower end of counter-force supporting plate.
When the online pipe joint to be installed or removed is angle coupling or three-way connection or four-way connection, pass through bolt
T-type reaction cushion block is mounted on 13 lower end of counter-force supporting plate by 17.
It is to be understood that: although above-described embodiment retouches mentality of designing of the invention detailed text of contrasting
It states, but these verbal descriptions, only the simple text of mentality of designing of the present invention is described, rather than to mentality of designing of the present invention
Limitation, any combination, increase or modification without departing from mentality of designing of the present invention falls within the protection scope of the present invention.
Claims (9)
1. a kind of separate type ratchet hydraulic spanner, it is characterized in that: being equipped with connection cushion block (2), hydraulic dynamic between two spanner wallboards (1)
Power head (3) and counter-force supporting plate (13) and hydraulic power head (3) front are connection cushion block (2), lower section is counter-force supporting plate (13), and two pull
The inner wall of hand wallboard (1) has an arc groove (101) and arc groove (101) is located at below connection cushion block (2), drives
Movable plate (4) two sides are respectively equipped with an arc bump (41) and driving plate (4) passes through two arc bumps (41) and two arc grooves
(101) male-female engagement is mounted between two spanner wallboards (1), and driving plate (4) lower end is equipped with upper half bore (42), upper end is equipped with two
The side of lug (43) and two lugs (43) has " 1 " font through-hole (44), and driving plate (4) upper end passes through pressure spring
(5) the two sides end for being equipped with active pin shaft (6) and active pin shaft (6) is mating with two " 1 " font through-holes (44) respectively, institute
The piston rod end stated in hydraulic power head (3) catches on active pin shaft (6), institute equipped with the eave tile of hook joint part (7) and hook joint part (7)
The activity-driven plate (8) for being terminated with and capable of mutually being opened and closed under driving plate (4) with it is stated, activity-driven plate (8) upper end is equipped with
Lower half bore (81) and after driving plate (4) and activity-driven plate (8) are closed up upper half bore (42) and lower half bore (81) is interior is equipped with point
Body ratchet (9) is provided with pawl mounting hole (45) on the driving plate (4) and pawl mounting hole (45) lower part is passed through with upper half bore (42)
It is logical, be equipped in the pawl mounting hole (45) in pawl assembly (11) and pawl assembly (11) pawl (111) can with it is seperated
Ratchet (9) engagement；The pawl assembly (11) is made of pawl (111), two pieces of springs (112) and screw (113), the pawl
(111) it is concave arc shape ratchet face in triangular shape and pawl (111) bottom face, is provided with blind hole on pawl (111) the side inclined-plane
(114) and two spring mounting holes (115) and blind hole (114) are between two spring mounting holes (115), two spring mounting hole
(115) it is separately installed with one piece of spring (112) in, is plugged with screw (113) in blind hole (114)；" 1 " the font through-hole (44)
It is made of the hole section on the circular hole portion of lower part and top, the intermediate shaft part in the diameter and active pin shaft (6) of the circular hole portion
Diameter matches, the width of hole section and the diameter matches of the two sides shaft part in active pin shaft (6), active pin shaft (6) lower end center
Between be provided in compression spring hole and active pin shaft (6) intermediate shaft part and be greater than two sides shaft part；Driving plate (4) upper end is provided with threaded hole
(47) and threaded hole (47) and pawl mounting hole (45) penetrate through, when pawl assembly (11) is mounted in pawl mounting hole (45),
Screw (113) by threaded hole (47) afterwards with the blind hole grafting on pawl (111) side inclined-plane, pawl (111) other side
Inclined-plane and corresponding pawl mounting hole (45) wall surface paste touching or pawl (111) other side inclined-plane and corresponding pawl mounting hole
(45) half ball element (15) are folded between wall surface.
2. separate type ratchet hydraulic spanner according to claim 1, it is characterized in that: the center of circle of the arc bump (41) with
The center of circle of upper half bore (42) is overlapped and the arc length of arc bump (41) is less than the arc length of arc groove (101).
3. separate type ratchet hydraulic spanner according to claim 1, it is characterized in that: the hydraulic power head (3) upper end is set
There are swivel joint (10).
4. separate type ratchet hydraulic spanner according to claim 1, it is characterized in that: the driving plate (4) lower end side with
Activity-driven plate (8) upper end side is hinged and driving plate (4) the lower end other side passes through screw (12) and activity-driven plate (8) upper end
The other side is fixedly connected.
5. separate type ratchet hydraulic spanner according to claim 1, it is characterized in that: the counter-force supporting plate (13) lower end is equipped with
The reaction cushion block (14) that can be dismantled, the reaction cushion block (14) are T-type reaction cushion block or are N-type reaction cushion block.
6. separate type ratchet hydraulic spanner according to claim 1, it is characterized in that: the fission ratchet (9) is by the first half
Ratchet (91) and the second half ratchets (92) are constituted, and two lateral edge ratchet of the semicircular opening length of the first half ratchet (91) is provided with two
Road groove (93), the two lateral edge ratchet of semicircular opening of the second half ratchets (92) is long to be equipped with two raised lines (94) and the second half ratchets
(92) ratchet is closed up by two raised lines (94) and twice groove (93) male-female engagement and the first half ratchets (91).
7. a kind of application method of separate type ratchet hydraulic spanner as described in claim 1, it is characterized in that: first by screw
(12) unscrew and open driving plate (4) and activity-driven plate (8), while the seperated ratchet (9) of separation being closed up and is installed on online
In pipe joint；Secondly by between seperated ratchet (9) merging driving plate (4) opened and activity-driven plate (8), pass through tighten later
Screw (12) closes up driving plate (4) and activity-driven plate (8)；Being again started up hydraulic pump closes up hydraulic power head (3) drive
Driving plate (4) and activity-driven plate (8) reciprocating rotation in certain radian afterwards, the driving plate (4) of reciprocating rotation and activity are driven
Movable plate (8) is by pawl assembly (11) intermittent rotary fission ratchet (9) until connector is screwed on spool road or from online pipeline
On back-out；Finally hydraulic pump is shut down, removes open driving plate (4) and activity-driven plate (8) after unscrewing screw (12)
Seperated ratchet (9) are split later and are removed from online pipeline by online pipeline.
8. the application method of separate type ratchet hydraulic spanner according to claim 7, it is characterized in that: passing through screw (12)
It fixes before closing up driving plate (4) and activity-driven plate (8), the position of adjustment driving plate (4) ensures the pawl (111) in driving plate
It is intermeshed with seperated ratchet (9).
9. the application method of separate type ratchet hydraulic spanner according to claim 7, it is characterized in that: when to install or remove
Online pipe joint be free flow coupling when, N-type reaction cushion block is mounted under counter-force supporting plate (13) by bolt (17)
End；When the online pipe joint to be installed or removed is angle coupling or three-way connection or four-way connection, pass through bolt (17)
T-type reaction cushion block is mounted on counter-force supporting plate (13) lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611096990.9A CN106392979B (en) | 2016-12-02 | 2016-12-02 | Separate type ratchet hydraulic spanner and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611096990.9A CN106392979B (en) | 2016-12-02 | 2016-12-02 | Separate type ratchet hydraulic spanner and its application method |
Publications (2)
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| CN111958205B (en) * | 2020-08-14 | 2021-06-29 | 北京无线电测量研究所 | Heavy assembly subassembly assembly auxiliary device and contain its assembly system |
| CN112388552B (en) * | 2021-01-21 | 2021-05-04 | 杭州雷恩智能制造有限公司 | Automatic hydraulic ratchet wrench stopping judging method based on oil pressure waveform similarity contrast |
| CN114382298B (en) * | 2022-01-12 | 2023-06-23 | 山东华科规划建筑设计有限公司 | Assembled wall locking device for assembled building |
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| JP2010023209A (en) * | 2008-07-23 | 2010-02-04 | Bestma Kk | Torque wrench device |
| US9492912B2 (en) * | 2013-02-22 | 2016-11-15 | Steven Spirer | Hydraulic torque wrench system |
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| DE4330726C1 (en) * | 1993-09-10 | 1995-02-23 | Wagner Paul Heinz | Power screwdriver/wrench |
| US5515753A (en) * | 1993-09-10 | 1996-05-14 | Paul-Heinz Wagner | Power wrench |
| US6029546A (en) * | 1997-06-13 | 2000-02-29 | Parker-Hannifin Corporation | Reaction member system for rotary fluid-operated wrenches |
| US6223836B1 (en) * | 1997-08-07 | 2001-05-01 | Torcup, Inc. | Fluid-operated power tool |
| GB2517245A (en) * | 2013-05-21 | 2015-02-18 | Hire Torque Ltd | Improved torque wrench |
| CN205021488U (en) * | 2015-09-11 | 2016-02-10 | 张树国 | Hollow type hydraulic spanner |
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