CN209041818U - A kind of connection structure of rotary joint and roller - Google Patents
A kind of connection structure of rotary joint and roller Download PDFInfo
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- CN209041818U CN209041818U CN201821543862.9U CN201821543862U CN209041818U CN 209041818 U CN209041818 U CN 209041818U CN 201821543862 U CN201821543862 U CN 201821543862U CN 209041818 U CN209041818 U CN 209041818U
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- inner tube
- roller
- rotary joint
- rotating shaft
- hollow rotating
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Abstract
The utility model relates to the connection structures of a kind of rotary joint and roller, including rotary joint, roller and inner tube, support device is equipped in roller, supported hole is provided in support device, inner tube is threaded through in supported hole, rotary joint has shell and hollow rotating shaft, shell is equipped with inlet and outlet, import is connected to the input terminal of inner tube, outlet is connected to the output end of inner tube, inner tube includes the first inner tube and the second inner tube, support device is fixed on roller, hollow rotating shaft is fixed in support device, first inner tube is supported in supported hole along axial first end, first inner tube is disposed in hollow rotating shaft along axial second end, and the corresponding elastomeric element being equipped with for applying axial elastic force to the first inner tube in end of second end, second inner tube is arranged in supported hole along axial one end, the other end is fixed on roller.The utility model can be improved robust motion, extend inner tube and rotary joint service life, reduction installation maintenance cost and degree-of-difficulty factor.
Description
Technical field
The utility model relates to the connection structures of a kind of rotary joint and roller.
Background technique
What the inner tube connecting at present with roller or cylinder generallyd use is support type inner tube, and one end of inner tube is supported on roller
Inside, the other end of inner tube are supported on rotary joint tail portion, and in equipment operation, common inner tube and roller or rotary joint want one
Relative rotation motion of driving system is directly done, the two shortly will appear abrasion condition after relatively rotating, and bias, which occurs, in inner tube after abrasion causes to revolve
Adapter leakage；It is needed because equipment is run, inner tube need to be supported on inside rotary joint tail portion and roller between both ends, it is therefore desirable to
Very long inner tube connection is supported on both ends, and interior pipe range then causes inner tube oscillatory in equipment operation excessive, and oscillatory one is big, rotation
The running stability of adapter with regard to poor, just accelerate by the inner tube rate of wear.The inside of roller, the bore of roller are protruded into one end of inner tube
It is generally more how many at the worst than inner tube, so in dismounting and change maintenance inner tube after installing inner tube or abrasion, difficulty it is all very big and
The time needed is long, greatly increases maintenance cost and reduces the service efficiency of equipment.Either rapid wear makes inner tube
With equipment decentraction cause rotary joint leakage or inner tube it is too long make inner tube oscillatory it is excessive cause rotary joint stationarity it is poor,
Interior pipe abrasion is accelerated, and service life is all very short, generally at 3-4 months or so, need to more frequently shut down replacement maintenance.
In consideration of it, the present inventor carries out in-depth study to the above problem, there is this case generation then.
Utility model content
The purpose of this utility model is to provide one kind can be improved robust motion, extend inner tube and rotary joint uses
Service life, the rotary joint for reducing installation maintenance cost and degree-of-difficulty factor and roller connection structure.
In order to achieve the above object, the utility model uses such technical solution:
A kind of connection structure of rotary joint and roller, including rotary joint, roller and it is threaded through rotary joint and roller
Inner tube in cylinder is equipped with support device in roller, is provided with supported hole in support device, and inner tube is threaded through in supported hole, rotation
The hollow rotating shaft that adapter has shell and is rotatably arranged in shell, shell are equipped with inlet and outlet, import and inner tube
Input terminal connection, outlet be connected to the output end of inner tube, and said inner tube includes the first inner tube and the second inner tube, and the support fills
It sets and is fixed on the roller, the hollow rotating shaft is fixed in the support device, and the first inner tube is supported along axial first end
It withstands in supported hole, the first inner tube is disposed in the hollow rotating shaft along axial second end, and the end correspondence of second end is matched
Equipped with the elastomeric element for applying axial elastic force to the first inner tube, the second inner tube is arranged in supported hole along axial one end,
The other end is fixed on roller, the input end of the first inner tube and the inlet communication, the outlet end of the first inner tube and the second inner tube
Input end connection, the outlet end of the second inner tube and the outlet.
As a kind of preferred embodiment of the utility model, the outer wall of first inner tube is equipped with limited block, and described hollow turn
Axis is equipped with the gland skidded off for limiting first inner tube close to one end of the support device, and gland corresponds to limited block and sets
It sets, gland is fixed on the hollow rotating shaft.
As a kind of preferred embodiment of the utility model, the support device is support tube, and support tube is threaded in institute
The inner wall of roller is stated, the first sealing ring is equipped between support tube and the roller.
As a kind of preferred embodiment of the utility model, the hollow rotating shaft is fixed by screws in the support device
On, the second sealing ring is equipped between the hollow rotating shaft and the support device.
As a kind of preferred embodiment of the utility model, the hollow rotating shaft is equipped with groove seat, and the elastomeric element is dress
One end of the spring being located in groove seat, spring is supported in groove seat, and the other end is supported in the end of first inner tube.
As a kind of preferred embodiment of the utility model, the inner wall of the hollow rotating shaft, which has, to be used to support in described first
The supporting table of pipe is equipped with third sealing ring between supporting table and second inner tube.
As a kind of preferred embodiment of the utility model, it is equipped with conical seat in the supported hole, the of first inner tube
It is correspondingly provided with the cone head part with conical seat cooperation on two ends, the 4th sealing ring is equipped between cone head part and conical seat.
The 5th sealing is equipped with as a kind of preferred embodiment of the utility model, between second inner tube and the supported hole
Circle.
After the technical solution of the utility model, inner tube includes the first inner tube and the second inner tube, the first inner tube, hollow turn
Axis, the second inner tube, support device and roller together relative rotation connector shell rotation, the first inner tube and the second inner tube will not
Abrasion, solves inner tube bias and the too long generation vibration problems of inner tube, and it is suitable under equipment operating condition to not only increase inner tube
Answering property and running stability also extend the service life of inner tube and rotary joint, while the inner tube of the utility model can repeat
It uses, improve the service efficiency of equipment and reduces use cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is the enlarged drawing in Fig. 1 at B；
In figure:
10- shell 11- hollow rotating shaft
The outlet 12- import 13-
14- supporting table 15- third sealing ring
16- spring 17- groove seat
18- the second sealing ring 19- screw
20- support device the first sealing ring of 21-
22- supported hole 23- conical seat
30- the first inner tube 31- cone head part
The 4th sealing ring 33- limited block of 32-
34- gland the second inner tube of 40-
The 5th sealing ring 50- roller of 41-
60- rear molding flange 70- connecting key
Specific embodiment
In order to which the technical solution of the utility model is explained further, it is described in detail with reference to the accompanying drawing.
Referring to figs. 1 to Fig. 3, a kind of connection structure of rotary joint and roller, including rotary joint, roller 50 and wear
Inner tube in rotary joint and roller 50 is equipped with support device 20 in roller 50, is provided with supported hole in support device 20
22, inner tube is threaded through in supported hole 22, the hollow rotating shaft that rotary joint has shell 10 and is rotatably arranged in shell 10
11, shell 10 is equipped with import 12 and outlet 13, and import 12 is connected to the input terminal of inner tube, and outlet 13 and the output end of inner tube connect
It is logical.Support device 20 is equipped with fluid channel, and fluid channel is equipped between hollow rotating shaft 11 and the first inner tube 30.In roller 50
Fluid can pass through above-mentioned fluid path to outlet 13.The separate roller 50 of hollow rotating shaft 11 in the utility model
One end is closed end, which stretches out shell 10, which connects rear molding flange 60, and rear molding flange 60 is connected by key 70
On the closed end, in use, rear molding flange 60 is mounted in equipment, these structures have been introduced in the prior art, here
No longer it is described in detail.
In the utility model, said inner tube includes the first inner tube 30 and the second inner tube 40, and the support device 20 is fixed on
On the roller 50.The hollow rotating shaft 11 is fixed in the support device 20, and the first inner tube 30 is supported along axial first end
It withstands in supported hole 22, the first inner tube 30 is disposed in the hollow rotating shaft 11 along axial second end, and the end of second end
The corresponding elastomeric element being equipped with for applying axial elastic force to the first inner tube 30, supports the first inner tube 30 by elastomeric element
It withstands in supported hole 22.Second inner tube 40 is arranged in supported hole 22 along axial one end, and the other end is fixed on roller 50, tool
Body can be fixed in roller 50 by the way of being threadedly coupled.The input end of first inner tube 30 is connected to the import 12, the
The outlet end of one inner tube 30 is connected to the input end of the second inner tube 40, and the outlet end of the second inner tube 40 is connected to the outlet 13.
In Fig. 1, arrow indicate fluid flow direction, fluid from import 12 enter, into shell 10 in enter the first inner tube 30, from
First inner tube 30 enters the second inner tube 40 after coming out, and is entered in roller 50 by the second inner tube 40, then flow to shell from roller 50
10 and from outlet 13 flow out.Wherein the inner cavity of shell 10 is separated into mutually isolated first chamber and the second chamber by hollow rotating shaft 11
Room, import 12 are connected to first chamber, and outlet 13 is connected to second chamber.
As a kind of preferred embodiment of the utility model, the outer wall of first inner tube 30 is equipped with limited block 33, limited block
33 are fixed on hollow rotating shaft 11 using screw, and the hollow rotating shaft 11 is equipped with close to one end of the support device 20 for limiting
The gland 34 that first inner tube 30 skids off is made, the corresponding limited block 33 of gland 34 is arranged, and gland 34 is fixed on the hollow rotating shaft
On 11, it is locked in especially by screw on the end face of hollow rotating shaft 11.When spring 16 pushes up the first inner tube 30, limited block 33
The gland 34 on hollow rotating shaft 30 is snapped into, drop out the first inner tube 30 will not, such first inner tube 30 is in rotary joint producer
Achievable installation, equipment manufacturer install rotary joint when only need to the first inner tube 30 be aligned support device 20 conical seat 23 (under
Face will make referrals to) just achievable installation (being installed rear limited block 33 can shrink back), eliminate the installation the of equipment manufacturer
The process of one inner tube 30, the installation difficulty for reducing the first inner tube 30 of high degree and set-up time, when rotary joint leaks
Only the first inner tube 30 need to be disassembled together with rotary joint, avoid it is traditional whole root long inner tube need to be disassembled,
Significantly reduce the difficulty and maintenance cost of dismounting and change inner tube.
As a kind of preferred embodiment of the utility model, the support device 20 is support tube, and support tube is threaded in
The inner wall of the roller 50 is equipped with the first sealing ring 21 between support tube and the roller 50.
As a kind of preferred embodiment of the utility model, the hollow rotating shaft 11 is fixed on the support dress by screw 19
It sets on 20, the second sealing ring 21 is equipped between the hollow rotating shaft 11 and the support device 20.Second sealing ring 21 to flow
Body does not leak out.
As a kind of preferred embodiment of the utility model, the hollow rotating shaft 11 is equipped with groove seat 17, the elastomeric element
For the spring 16 being installed in groove seat 17, one end of spring 16 is supported in groove seat 17, and the other end is supported in first inner tube
30 end.
As a kind of preferred embodiment of the utility model, the inner wall of the hollow rotating shaft 11, which has, is used to support described first
The supporting table 14 of inner tube 30 is equipped with third sealing ring 15 between supporting table 14 and second inner tube 40, will by supporting table 14
Shell 10 is separated into the first chamber and second chamber presented hereinbefore arrived.Pass through
As a kind of preferred embodiment of the utility model, conical seat 23, first inner tube are equipped in the supported hole 22
It is correspondingly provided with the cone head part 31 cooperated with conical seat 23 in 30 second end, the 4th is equipped between cone head part 31 and conical seat 23
Sealing ring 32, the 4th sealing ring 32 make import 12 and 13 fluids of outlet mutually not crossfire.
As a kind of preferred embodiment of the utility model, the is equipped between second inner tube 40 and the supported hole 22
Five sealing rings 41, the 5th sealing ring 41 make import 12 and 13 fluids of outlet mutually not crossfire.
When the utility model at work, band on rotary joint rear molding flange 60 is fastened on by the universal shaft of equipment end
Dynamic hollow rotating shaft 11 does 360 ° of rotations, and hollow rotating shaft 11 is with movable support device 20, roller 50, the first inner tube 30, the second inner tube
40 do opposing stationary rotation together；Medium is to flow to the first inner tube 30 by rotary joint import 12 to then flow to the second inner tube 40
50 inside of roller is flowed to again and then the outlet 13 of rotary joint is flowed to by the return port or fluid channel of support device 20.
Abrasion is not generated because the second inner tube 40 is operated synchronously with equipment in the utility model, can permanently be used, even if rotation
Connector is to service life leakage dismounting and change without the second inner tube 40 of replacement, and installation is primary when only needing to install for the first time, rotation
First inner tube 30 of tip side is that rotary joint producer installs, and is installed without instrument factory oneself, and equipment manufacturer only needs handle
The installation of conical seat 23 that the cone head part 31 of first inner tube 30 is directed at support device 20 can be used, by inner tube be divided into two sections this
The structure of sample designs, and greatly reduces the degree-of-difficulty factor of installation, maintenance cost and installation, the maintenance of inner tube, almost can be described as
It zero cost and attains no degree of difficulty；Because the first inner tube 30 is also zero abrasion, rotary joint will not be caused to leak because of inner tube bias, do not leaked
Just do not have to shut down replacement maintenance, even if rotary joint has leaked replacement rotary joint, the first inner tube 30 is removed and can also be filled
In on new rotary joint, can Infinite Cyclic utilize, because the first inner tube 30, the second inner tube 40 0 are damaged, zero abrasion, significantly
It improves the service efficiency of equipment and reduces use cost, to improve economic benefit.
The product form of the utility model is not limited to this case diagram and embodiment, anyone carries out similar thinking to it
Appropriate changes or modifications all should be regarded as the patent category for not departing from the utility model.
Claims (8)
1. the connection structure of a kind of rotary joint and roller, including rotary joint, roller and it is threaded through rotary joint and roller
In inner tube, support device is equipped in roller, is provided with supported hole in support device, inner tube is threaded through in supported hole, rotation
Connector has shell and the hollow rotating shaft that is rotatably arranged in shell, and shell is equipped with inlet and outlet, import and inner tube
Input terminal connection, outlet are connected to the output end of inner tube, it is characterised in that: and said inner tube includes the first inner tube and the second inner tube,
The support device is fixed on the roller, and the hollow rotating shaft is fixed in the support device, and the first inner tube is along axial
First end support in supported hole, the first inner tube is disposed in the hollow rotating shaft along axial second end, and second end
The corresponding elastomeric element being equipped with for applying axial elastic force to the first inner tube in end, the second inner tube exist along axial one end setting
In supported hole, the other end is fixed on roller, the input end of the first inner tube and the inlet communication, the outlet end of the first inner tube with
The input end of second inner tube is connected to, the outlet end of the second inner tube and the outlet.
2. a kind of connection structure of rotary joint and roller as described in claim 1, it is characterised in that: first inner tube
Outer wall is equipped with limited block, and the hollow rotating shaft is equipped with close to one end of the support device and skids off for limiting first inner tube
Gland, gland corresponds to limited block setting, and gland is fixed on the hollow rotating shaft.
3. a kind of connection structure of rotary joint and roller as described in claim 1, it is characterised in that: the support device is
Support tube, support tube are threaded in the inner wall of the roller, and the first sealing ring is equipped between support tube and the roller.
4. a kind of connection structure of rotary joint and roller as described in claim 1, it is characterised in that: the hollow rotating shaft is logical
It crosses screw to be fixed in the support device, the second sealing ring is equipped between the hollow rotating shaft and the support device.
5. a kind of connection structure of rotary joint and roller as described in claim 1, it is characterised in that: on the hollow rotating shaft
Equipped with groove seat, the elastomeric element is the spring being installed in groove seat, and one end of spring is supported in groove seat, and the other end is supported
The end of first inner tube.
6. a kind of connection structure of rotary joint and roller as claimed in claim 5, it is characterised in that: the hollow rotating shaft
Inner wall has the supporting table for being used to support first inner tube, and third sealing ring is equipped between supporting table and second inner tube.
7. a kind of connection structure of rotary joint and roller as described in claim 1, it is characterised in that: it is set in the supported hole
Have conical seat, be correspondingly provided with the cone head part with conical seat cooperation in the second end of first inner tube, cone head part and conical seat it
Between be equipped with the 4th sealing ring.
8. a kind of connection structure of rotary joint and roller as described in claim 1, it is characterised in that: second inner tube with
The 5th sealing ring is equipped between the supported hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821543862.9U CN209041818U (en) | 2018-09-20 | 2018-09-20 | A kind of connection structure of rotary joint and roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821543862.9U CN209041818U (en) | 2018-09-20 | 2018-09-20 | A kind of connection structure of rotary joint and roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209041818U true CN209041818U (en) | 2019-06-28 |
Family
ID=67033886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821543862.9U Active CN209041818U (en) | 2018-09-20 | 2018-09-20 | A kind of connection structure of rotary joint and roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209041818U (en) |
-
2018
- 2018-09-20 CN CN201821543862.9U patent/CN209041818U/en active Active
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