CN207884193U - Hydraulic synchronization top pull device - Google Patents
Hydraulic synchronization top pull device Download PDFInfo
- Publication number
- CN207884193U CN207884193U CN201721924582.8U CN201721924582U CN207884193U CN 207884193 U CN207884193 U CN 207884193U CN 201721924582 U CN201721924582 U CN 201721924582U CN 207884193 U CN207884193 U CN 207884193U
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- shaped load
- jack
- pull device
- top pull
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Actuator (AREA)
Abstract
The utility model discloses a kind of hydraulic synchronization top pull devices, including the hydraulic pressure force-bearing base that hydraulic pump, Hydraulic Synchronizing Valve, hydraulic oil pipe and two are oppositely arranged；Each hydraulic pressure force-bearing base includes hydraulic jack, two U-shaped load sets and two coupling heads；One end bottom of U-shaped load set is band round-ended cylinder, and two U-shaped loads cover 90 degree of cross butt bucklings each other and are nested together and opposite can slide；Hydraulic jack is placed in the space that two form with round-ended cylinder make-up, and the top cap of hydraulic jack heads on another band round-ended cylinder；Coupling head is bolted on the other end of U-shaped load set；Hydraulic pump connects after being connected with Hydraulic Synchronizing Valve by hydraulic oil pipe with the inlet nozzle of hydraulic jack.The present apparatus is the top power of jack to be converted to pulling force, while realizing that two hydraulic jacks work at the same time by Hydraulic Synchronizing Valve, better ensures that fixture uniform force.
Description
Technical field
The utility model is related to transmission facility technical field more particularly to a kind of hydraulic synchronization top pull devices.
Background technology
The problem of glass insulator self-destruction and porcelain insulator zero matter of low-quality are sent out in operational process occurs often, needs circuit
Have a power failure or electrification carries out replacement processing.UHV transmission line insulator, is limited by operating condition and environmental requirement, structure,
Parameter has very big change compared with extra-high tension insulator, replaces difficulty and also increased.
Replacement insulator lead screw, hydraulic screw rod are whole prepackages at present, i.e. hydraulic cylinder, cylinder and stressed member is to pass through silk
Button connection, if fracture occurs in stress and will directly fall off and cause the accident without protection for cylinder body and cylinder.Existing hydraulic pressure
Lead screw is heavier, inconvenient for operation, and two hydraulic screw rods are cannot achieve when replacing insulator and are synchronized, entirely with staff's
Feel operation；Do not have hydraulic fault protection, is easy maloperation, makes two hydraulic screw rod unbalance stress and damage fixture.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of hydraulic synchronization top pull device.
The utility model is achieved through the following technical solutions：Hydraulic synchronization top pull device, including hydraulic pump, hydraulic pressure are same
Walk valve, hydraulic oil pipe and two hydraulic pressure force-bearing bases being oppositely arranged；Each hydraulic pressure force-bearing base includes hydraulic jack, two
A U-shaped load set and two coupling heads；One end bottom of the U-shaped load set is band round-ended cylinder, two U-shaped loads
It covers 90 degree of cross butt bucklings each other and is nested together and opposite can slide；The hydraulic jack is placed in two band bottom circles
In the space that cylinder make-up is formed, the bottom with round-ended cylinder of bottom alignment one of the hydraulic jack, the hydraulic pressure thousand
The top cap for increasing and decreasing and stretching with oil pressure on jin top heads on another bottom surface with round-ended cylinder；The coupling head is solid by bolt
It is scheduled on the other end of the U-shaped load set；The hydraulic pump is connected by the hydraulic oil pipe with the Hydraulic Synchronizing Valve, institute
Hydraulic Synchronizing Valve is stated by the hydraulic oil pipe respectively to connect with the inlet nozzle of hydraulic jack in two hydraulic pressure force-bearing bases.
In fuel feeding, the top cap of hydraulic jack extends, and top power is converted to pulling force by two U-shaped load set relative movements,
To synchronizing moving hydraulic pressure force-bearing base；Hydraulic jack is as output component, and hydraulic pressure force-bearing base is counter motion, even if hydraulic pressure thousand
Jin top failure will not cause release failure, while use Hydraulic Synchronizing Valve in two groups of hydraulic jacks, make two groups of hydraulic pressure
Force-bearing base uniform force, therefore can better ensure that fixture uniform force；Hydraulic pump is used to provide oil pressure for the present apparatus, is moved
Power.
The coupling head offers U-type groove outwardly, and the opposite side of the bolt from the U-type groove passes through and by the connection
Head is fixed on the U-shaped load and puts on.
The Hydraulic Synchronizing Valve is equipped with the first quick coupling, and the hydraulic oil pipe is mounted on institute by the quick coupling
It states in Hydraulic Synchronizing Valve.The setting of first quick coupling, can hydraulic oil pipe easy to disassemble.
The inlet nozzle is drawn by the bottom of the hydraulic jack, and is located at the outside with round-ended cylinder, described
Inlet nozzle is equipped with the second quick coupling.The setting of second quick coupling, can hydraulic oil pipe easy to disassemble.
The U-shaped load set is using U-shaped load set made of aluminum alloy material.
The cylinder body of the hydraulic jack is made of aluminum alloy material.
The opposite place of the U-type groove bottom of a coupling head offers mounting hole wherein, is worn in the mounting hole
It is useful for being fixed on the U-shaped load set and reinforces pin.
The hydraulic pump is hydraulic hand-pump.
The hydraulic pump pumps for charged hydraulic.
It is compared with the prior art, the utility model has the advantage of：The present apparatus is that the top power of jack is converted to pulling force,
It realizes that two hydraulic jacks work at the same time by Hydraulic Synchronizing Valve simultaneously, keeps both sides hydraulic pressure force-bearing base puller system stress equal
It is even, it better ensures that fixture uniform force, avoids causing case accident, prevent in operation process since maloperation causes tension mistake
Big situation.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the structural exploded view of the utility model embodiment hydraulic pressure force-bearing base；
Fig. 3 is the longitudinal sectional drawing of the utility model embodiment hydraulic pressure force-bearing base.
Reference numeral meaning in figure：1, hydraulic pump；2, Hydraulic Synchronizing Valve；3, hydraulic oil pipe；4, hydraulic jack；5, U-shaped
Load set；6, coupling head；7, band round-ended cylinder；8, bolt；9, U-type groove；10, reinforce pin.
Specific implementation mode
The content of the utility model is described in further details with reference to the accompanying drawings and detailed description.
Embodiment
Refering to fig. 1 to Fig. 3, be a kind of hydraulic synchronization top pull device, including hydraulic pump 1, Hydraulic Synchronizing Valve 2, hydraulic oil pipe 3 with
And two hydraulic pressure force-bearing bases being oppositely arranged；Each hydraulic pressure force-bearing base include the U-shaped load set 5 of hydraulic jack 4, two and
Two coupling heads 6；One end bottom of U-shaped load set 5 is band round-ended cylinder 7, two U-shaped loads sets 5 each other 90 degree of cross butt bucklings and
It is nested together and opposite can slide；Hydraulic jack 4 is placed in the space that two form with 7 make-up of round-ended cylinder, hydraulic pressure thousand
The top cap for increasing and decreasing and stretching with oil pressure of one bottom with round-ended cylinder 7 of bottom alignment on jin top 4, hydraulic jack 4 heads on separately
One bottom surface with round-ended cylinder 7；Coupling head 6 is fixed on by bolt 8 on the other end of U-shaped load set 5；Hydraulic pump 1 passes through liquid
Pressuring oil pipe 3 connects with Hydraulic Synchronizing Valve 2, Hydraulic Synchronizing Valve 2 by hydraulic oil pipe 3 respectively with hydraulic pressure thousand in two hydraulic pressure force-bearing bases
The inlet nozzle on jin top 4 connects.
In fuel feeding, the top cap of hydraulic jack 4 extends, and top power is converted to drawing by two U-shaped 5 relative movements of load set
Power, to synchronizing moving hydraulic pressure force-bearing base；Hydraulic jack 4 is used as output component, and hydraulic pressure force-bearing base is counter motion, even if liquid
Pressure 4 failure of jack will not cause release failure, while use Hydraulic Synchronizing Valve 2 in two groups of hydraulic jacks 4, make two
Group hydraulic pressure force-bearing base uniform force, therefore can better ensure that fixture uniform force；Hydraulic pump 1 is used to provide oil for the present apparatus
Pressure obtains power.
Coupling head 6 offers U-type groove 9 outwardly, and the opposite side of bolt 8 from U-type groove 9 passes through and coupling head 6 is fixed on U
On type load set 5.
Hydraulic Synchronizing Valve 2 is equipped with the first quick coupling, and hydraulic oil pipe 3 is mounted on Hydraulic Synchronizing Valve 2 by quick coupling
On.The setting of first quick coupling, can hydraulic oil pipe 3 easy to disassemble.
Inlet nozzle is drawn by the bottom of hydraulic jack 4, and is located at the outside with round-ended cylinder 7, and inlet nozzle is equipped with the
Two quick couplings.The setting of second quick coupling, can hydraulic oil pipe 3 easy to disassemble.
U-shaped load set 5 is using U-shaped load set 5 made of aluminum alloy material.The U-shaped load set 5 of the present embodiment is by high-strength
Degree aluminium alloy is made, it is to forge aluminium alloy entirety vehicle into a band round-ended cylinder 7 by high intensity, then its cross is divided and retains circle
Bottom show that a similar U-shaped load covers 5, U-shaped load as two is covered the assembly of 5 make-ups, part forms one intersecting
A interior sky is the cavity of cylindrical type.
The cylinder body of hydraulic jack 4 is made of aluminum alloy material.
The opposite place of 9 bottom of U-type groove of a coupling head 6 wherein offers mounting hole, is equipped with and is used in mounting hole
The reinforcement pin 10 being fixed on U-shaped load set 5.
Hydraulic pump 1 is hydraulic hand-pump or is charged hydraulic pump.
The assembly of the present embodiment：
1) two U-shaped load sets 5 are separated, hydraulic jack 4 is packed into band round-ended cylinder 7 to buckle-shaped according to the direction of regulation
At space in, the U-shaped load of the bottom alignment of hydraulic jack 4 is covered into 5 bottoms, covering 5 bottom outsides in U type loads penetrates liquid
Press the bottom inlet nozzle of jack 4；
2) the U-shaped load of another part is covered 5 and buckles into installation relatively, coupling head is installed in the other end of U-shaped load set 5 respectively
6 and reinforce pin 10；
3) the second quick coupling of hydraulic jack 4 is finally installed.
When work, hydraulic jacking device is separately mounted to the front and back end of insulator to be replaced by operating personnel, loads onto hydraulic oil
Pipe 3 and Hydraulic Synchronizing Valve 2；Connect manual (or electronic) hydraulic pump；Operating personnel tighten the valve of manual (or electronic) hydraulic pump；
The handle of hydraulic pump 1 is pulled above and below starting, hydraulic jack 4 starts to act；Stop behaviour after to the stroke needed for work；It has replaced
Come up the valve of hydraulic pump after, since hydraulic oil returns to hydraulic pump 1 under the action of pulling force；Equipment restores original shape
State；Entire top pull system is removed successively；Complete work.
Above-listed detailed description is illustrating for the utility model possible embodiments, which is not to limit
The scope of the claims of the utility model, all equivalence enforcements or change without departing from carried out by the utility model are intended to be limited solely by this case
In the scope of the claims.
Claims (9)
1. hydraulic synchronization top pull device, it is characterised in that：Including hydraulic pump (1), Hydraulic Synchronizing Valve (2), hydraulic oil pipe (3) and two
A hydraulic pressure force-bearing base being oppositely arranged；Each hydraulic pressure force-bearing base include hydraulic jack (4), two U-shaped load sets (5),
And two coupling heads (6)；One end bottom of the U-shaped load set (5) is band round-ended cylinder (7), two U-shaped load sets
(5) each other 90 degree of cross butt bucklings and be nested together and opposite can slide；The hydraulic jack (4) is placed in two bands
In the space that round-ended cylinder (7) make-up is formed, the bottom of the band round-ended cylinder (7) of bottom alignment one of the hydraulic jack (4)
Portion, the top cap of the hydraulic jack (4) stretched with oil pressure increase and decrease head on the bottom surface of another band round-ended cylinder (7)；
The coupling head (6) is fixed on by bolt (8) on the other end of the U-shaped load set (5)；The hydraulic pump (1) passes through institute
It states hydraulic oil pipe (3) with the Hydraulic Synchronizing Valve (2) to connect, the Hydraulic Synchronizing Valve (2) passes through the hydraulic oil pipe (3) difference
Connect with the inlet nozzle of hydraulic jack (4) in two hydraulic pressure force-bearing bases.
2. hydraulic synchronization top pull device according to claim 1, it is characterised in that：The coupling head (6) offers U-shaped outwardly
The opposite side of slot (9), bolt (8) from the U-type groove (9) passes through and the coupling head (6) is fixed on the U-shaped load
It covers on (5).
3. hydraulic synchronization top pull device according to claim 1, it is characterised in that：The Hydraulic Synchronizing Valve (2) is equipped with
One quick coupling, the hydraulic oil pipe (3) are mounted on by the quick coupling in the Hydraulic Synchronizing Valve (2).
4. hydraulic synchronization top pull device according to claim 1, it is characterised in that：The inlet nozzle is by the hydraulic jack
(4) bottom is drawn, and positioned at the outside of the band round-ended cylinder (7), and the inlet nozzle is equipped with the second quick coupling.
5. hydraulic synchronization top pull device according to claim 1, it is characterised in that：The U-shaped load set (5) is to be closed using aluminium
U-shaped load set (5) made of golden material.
6. hydraulic synchronization top pull device according to claim 1, it is characterised in that：The cylinder body of the hydraulic jack (4) by
Aluminum alloy material is made.
7. hydraulic synchronization top pull device according to claim 2, it is characterised in that：The U of a coupling head (6) wherein
The opposite place of type groove (9) bottom offers mounting hole, is equipped in the mounting hole for being fixed on the U-shaped load set (5)
On reinforcement pin (10).
8. hydraulic synchronization top pull device according to claim 1, it is characterised in that：The hydraulic pump (1) is hydraulic hand-pump.
9. hydraulic synchronization top pull device according to claim 1, it is characterised in that：The hydraulic pump (1) is charged hydraulic
Pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924582.8U CN207884193U (en) | 2017-12-28 | 2017-12-28 | Hydraulic synchronization top pull device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924582.8U CN207884193U (en) | 2017-12-28 | 2017-12-28 | Hydraulic synchronization top pull device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207884193U true CN207884193U (en) | 2018-09-18 |
Family
ID=63506321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721924582.8U Active CN207884193U (en) | 2017-12-28 | 2017-12-28 | Hydraulic synchronization top pull device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207884193U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054675A (en) * | 2017-12-28 | 2018-05-18 | 中国南方电网有限责任公司超高压输电公司广州局 | Hydraulic synchronization top pull device |
-
2017
- 2017-12-28 CN CN201721924582.8U patent/CN207884193U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054675A (en) * | 2017-12-28 | 2018-05-18 | 中国南方电网有限责任公司超高压输电公司广州局 | Hydraulic synchronization top pull device |
| CN108054675B (en) * | 2017-12-28 | 2024-04-26 | 中国南方电网有限责任公司超高压输电公司广州局 | Hydraulic synchronous jacking and pulling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208342730U (en) | A kind of thin-walled sliding sleeve disassembling fixture | |
| CN207884193U (en) | Hydraulic synchronization top pull device | |
| CN108656024B (en) | Spring cylinder spring and assembling tool and method thereof | |
| CN102868119A (en) | Hydraulic device for insulator replacing tool | |
| CN204954737U (en) | Rail vehicle core pin with pull node separator | |
| CN203905974U (en) | High-pretightening anchor rod tensioning device | |
| CN207289921U (en) | A kind of pneumatic body lid separation special fixture of fractured connecting rod | |
| CN106169676A (en) | A kind of electric power overhaul equipment termination | |
| CN108054675A (en) | Hydraulic synchronization top pull device | |
| CN203839689U (en) | Connector support riveting device | |
| CN202308745U (en) | Electric hydraulic pincers | |
| CN105782319B (en) | A kind of gas spring of locking device | |
| CN205377173U (en) | 1000 special hydraulic lifting lead screw of kilovolt transmission line | |
| CN203509535U (en) | Open type bolt tensioner with spring restoration | |
| CN205008579U (en) | Dry bag formula magnetic field isostatic press | |
| CN204248824U (en) | A kind of valve-spring tool | |
| CN207358977U (en) | A kind of piston compressor cross head pin detaching tool | |
| CN203603668U (en) | Hydraulic type radar cabin opening device | |
| CN202943418U (en) | Device capable of detaching gland of sealing ring of large plunger oil cylinder | |
| CN109066125B (en) | Short circuit grounding wire device | |
| CN203288407U (en) | Electric reactor body pressing device | |
| CN203021497U (en) | Pressurizing device for lower cross brace of coke oven | |
| CN204176306U (en) | Oil return device of hydraulic grease injection pump | |
| CN205630460U (en) | Tool for pulling out locating pin | |
| CN104400752A (en) | Dismounting and mounting tool of valve spring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |