CN206455554U - A kind of rotary support mechanism applied to steel pipe inner wall impeller blasting - Google Patents
A kind of rotary support mechanism applied to steel pipe inner wall impeller blasting Download PDFInfo
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- CN206455554U CN206455554U CN201621251244.8U CN201621251244U CN206455554U CN 206455554 U CN206455554 U CN 206455554U CN 201621251244 U CN201621251244 U CN 201621251244U CN 206455554 U CN206455554 U CN 206455554U
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- steel pipe
- rolling
- impeller blasting
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Abstract
The utility model provides a kind of rotary support mechanism applied to steel pipe inner wall impeller blasting, including circumferencial direction rolling member and at least one axial rolling unit, axial rolling unit interval is arranged on the outer peripheral face of circumferencial direction rolling member, circumferencial direction rolling member includes support inner ring, rolling bearing and support outer ring, and the inner ring of rolling bearing is with supporting inner ring to be connected, outer ring is connected with support outer ring；Axial rolling unit is detachably connected with support outer ring.The utility model is easily installed axial rolling unit, is easy to be connected with transmission support and impeller head, easy to assembly；And the utility model uniform force, walks smooth, fault rate is low, is dismounted after breaking down easy to maintenance；In addition, the utility model is reasonable in design, sealing and high lubricating effect can effectively ensure that the even running of impeller blasting.
Description
Technical field
The utility model is related to a kind of rotary support mechanism, specifically a kind of revolution applied to steel pipe inner wall impeller blasting
Supporting mechanism.
Background technology
To remove corrosion and the oxide layer of steel tube surface, the pollution that reduction steel pipe is caused to pumped (conveying) medium in itself is, it is necessary to right
Its surface carries out antirust, the processing of derusting, and Shot Blasting relies on its operating efficiency height, steady quality, can obtain uniform completion
Surface and be widely used.During impeller blasting, impeller head straight line moving breaks cleaning steel to realize to throw while steel pipe is turned round
Inside pipe wall.Because the length that shot transmits support is longer than the length of steel pipe, it is necessary to which shot is transmitted into the front support of support in steel
On inside pipe wall, that is, steel pipe inner wall supporting mechanism is needed as the strong point of transmission support, and the supporting mechanism is relative to steel pipe
The motion of the existing circumferencial direction of inwall, there is the motion along steel pipe axial direction again.For small-bore steel pipe, due to being limited by size
System, if it is desired to which rotary support mechanism meets the rolling in above-mentioned two direction, manufactures and designs difficulty greatly, thus existing steel pipe inner wall
Cleaning uses abrasive jet cleaning, but cleaning efficiency is relatively low, it is impossible to meet removing standard.
Publication No. discloses a kind of shot blasting machine for inner wall of steel tube for the A of CN 104440586 Chinese patent, and the patent is public
A kind of rotary support mechanism, including bearing, roller and rolling wheel support are opened.Wherein, the inner ring of bearing is connected with transmission support,
Roller and rolling wheel support are arranged on the outer ring periphery of bearing, but have following defect using the structure：1st, need in axle
Rolling wheel support is installed in the outer ring held, and is connected by the inner ring of bearing with transmission support, impeller head, processes inconvenient with assembling, tears open
Unload inconvenience；2nd, in steel pipe turning course middle (center) bearing serious wear, easily break down, repair inconvenience after damage, it is necessary to directly change
A whole set of slew gear, maintenance cost is high；3rd, due to realizing the rolling of circumferencial direction by bearing, lubrication and sealing are particularly important,
And sealing property is poor in above-mentioned utility model, it is impossible to lubrication and sealing effectiveness is effectively ensured.Therefore design one kind can be applied
It is the utility model urgent problem in the rotary support mechanism of caliber pipe inwall impeller blasting.
Utility model content
The purpose of this utility model, exactly to solve the problem of prior art is present, and is devised a kind of applied to steel pipe
The rotary support mechanism of inwall impeller blasting, can be applied on small-bore shot blasting machine for inner wall of steel tube, while meeting phase
The rolling of rolling and steel pipe axial direction for the circumferencial direction of steel pipe inner wall, and walk smooth, installation and maintenance side
Just it is, easy to operate, reasonable in design.
The technical solution of the utility model is：A kind of rotary support mechanism applied to steel pipe inner wall impeller blasting, including
Circumferencial direction rolling member and at least one axial rolling unit, the axial rolling unit interval are arranged on circumferencial direction rolling
On the outer peripheral face of part, the circumferencial direction rolling member includes support inner ring, rolling bearing and support outer ring, the axis of rolling
The inner ring held is connected with support inner ring, outer ring is connected with support outer ring；The axial rolling unit and support outer ring
It is detachably connected.
Above-mentioned circumferencial direction rolling member also includes outer back-up ring and inner shield ring, and the inner shield ring is detachably connected on branch respectively
The left and right sides of inner ring is supportted, the outer back-up ring is detachably connected on the left and right sides of support outer ring respectively, and the rolling bearing is set
Two are equipped with, the left and right ends of the support inner ring are separately mounted to, the inner shield ring coordinates with the inner ring of rolling bearing respectively
Connection, the outer back-up ring is connected with the outer ring of rolling bearing respectively.By the design, outer back-up ring being capable of phase with support outer ring
Support inner ring and inner shield ring are rolled, rotary support mechanism and the rolling with the circumferencial direction between cleaning steel pipe inner wall is realized；
And it is easy to be connected with transmission support and impeller head, convenient disassembly.
The one end of above-mentioned rolling bearing away from support inner ring is provided with end ring, one end end face of the end ring with
The outer ring contact connection of rolling bearing, other end end face contact connection with support outer ring, to realize the sealing to rolling bearing.
At least one is provided with the outer peripheral face of above-mentioned inner shield ring to the annular mounting groove of installing sealing ring, to realize pair
The sealing of rolling bearing, it is ensured that sealing and lubricant effect.
Two annular mounting grooves to install sealing ring are provided with the outer peripheral face of above-mentioned inner shield ring, the annular is installed
Axial direction of the groove along inner shield ring is arranged at intervals.By dual-seal, the gap between external back-up ring and inner shield ring can be realized
Dual-seal, good sealing effect, and then realize sealing to rolling bearing prevents the loss of lubricating oil and prevents impurity
Into enhancing the service life of rotary support mechanism.
Above-mentioned axial rolling unit includes support shaft, bearing and roller, and the bearing is separately mounted to the support shaft axle
To two ends, the outer peripheral face of the roller and bearing is connected, and the two ends of the axial direction of the roller are separately installed with outer
Pressing plate, the outer plate is detachably connected with roller, makes the end face of the end face of outer plate and the end face of roller and bearing outer ring tight
Close connection.By the design, roller can be rotated relative to bearing, and when carrying out the impeller blasting of steel pipe inner wall, the roller can
Rolled with the axis direction of relative steel pipe, and frictional force is small, and service life is long, simple in construction, easy to operate.
It is provided with that the annular mounting groove of sealing ring is installed on the inner peripheral surface of above-mentioned outer plate, to realize to the close of bearing
Envelope.
Connection member is provided with the outer peripheral face of above-mentioned support outer ring, the connection member includes lug I and lug II, institute
The middle part for stating lug I and lug II is provided with mounting groove to fixed support shaft, week of the connection member along support outer ring
It is arranged at intervals to direction, the end of the support shaft is respectively arranged with screw thread, and the support shaft passes through nut and pad and lug
Ith, lug II is fixed together.By the design, axial rolling unit is fixed together with support outer ring, passes through axle
The rolling along the axial direction with cleaning steel pipe can be realized to rolling unit, and is installed and easy to maintenance.
Above-mentioned mounting groove include strip groove and the semi-circular groove positioned at strip groove bottom, the support shaft with
Semi-circular groove is connected.
Screwed hole is provided with the end face of the one end of above-mentioned inner shield ring away from support inner ring, and the screwed hole is along inner shield ring
Circumferential direction is arranged at intervals.Wherein, together with the inner shield ring of support inner ring one end is bolted with ball blast transmission support, separately
Together with the inner shield ring of one end is bolted with the end face of impeller head.
The beneficial effects of the utility model can be drawn by such scheme：1st, the revolving support machine that the utility model is provided
Structure, including circumferencial direction rolling member and axial direction rolling member, in the scale removal process of steel pipe inner wall, the mechanism can be same
When meet the rolling and the rolling of steel pipe axial direction of circumferencial direction relative to steel pipe inner wall, and uniform force, walking
It is smooth；2nd, in the utility model, outer back-up ring and support outer ring between, inner shield ring and support inner ring between, axial rolling unit with
Support is to be detachably connected between outer ring, and process and assemble is convenient, is easy to be connected with transmission support and impeller head, and going out
Dismounted during existing failure easy to maintenance；3rd, sealing and greasy property are preferable in the utility model, and fault rate is low, and service life is long, energy
The even running of impeller blasting process is effectively ensured；4th, the utility model compact conformation, reasonable in design, especially for for osculum
The impeller blasting of footpath steel pipe inner wall, easy to operate, activity is flexibly.
As can be seen here, the utility model has substantive distinguishing features and progress compared with prior art, its beneficial effect implemented
Fruit is also obvious.
Brief description of the drawings：
Fig. 1 is the front view structure figure of the utility model rotary support mechanism；
Fig. 2 be in Fig. 1 A to sectional structure chart；
Fig. 3 is the radial direction cross section structure diagram of the utility model rotary support mechanism；
Fig. 4 is the structure for amplifying view at M in Fig. 3；
Fig. 5 be in Fig. 1 C to axial rolling unit and connection member structural representation；
Fig. 6 is the three-dimensional structure view of the utility model rotary support mechanism.
Wherein, 1- inner shield rings；The outer back-up rings of 2-；3- supports outer ring；31- lugs I；32- lugs II；4- supports inner ring；5- axles
To rolling unit；51- nuts；52- support shafts；53- outer plates；54- bearings；55- end rings；56- rollers；57- sealing rings
Ⅰ；6- rolling bearings；7- end rings；8- hexagon socket head cap screws；9- sealing rings III；10- hexagon socket head cap screws；11- inner via holes；12-
Screwed hole；13- sealing rings II.
Embodiment：
In order to more fully understand the utility model, embodiment of the present utility model is explained in detail below in conjunction with the accompanying drawings.
Embodiment：As shown in Fig. 1 ~ Fig. 6, the utility model provides a kind of applied to steel pipe inner wall impeller blasting
Rotary support mechanism, including circumferencial direction rolling member and axial direction rolling member, wherein, circumferencial direction rolling member bag
Support inner ring 4, inner shield ring 1, support outer ring 3, outer back-up ring 2 and rolling bearing 6 are included, inner shield ring 1 is separately mounted to support inner ring 4
The left and right sides, and be fixedly connected by hexagon socket head cap screw 10；Outer back-up ring 2 is separately mounted to support the left and right sides of outer ring 3, and leads to
Hexagon socket head cap screw 8 is crossed to be fixedly connected.The one end of rolling bearing 6 away from support inner ring 4 is provided with end ring 7, end ring 7
One end end face contacts connection, other end end face with the outer ring of rolling bearing 6 and contacts connection with support outer ring 3.Rolling bearing 6 it is interior
Circle is connected with support inner ring 4, the interference fits of inner shield ring 1, and outer ring and support outer ring 3, the outer back-up ring 2 of rolling bearing 6 are interference fitted
Connection.Outer back-up ring 2 is rolled with the support relative support inner ring 4 of outer ring 3 and inner shield ring 1, and then is realized rotary support mechanism and treated clear
Manage the rolling of the circumferencial direction between steel pipe inner wall.Support and set between the outer circumference surface of inner ring 4 and the inner peripheral surface of support outer ring 3
Gap is equipped with, not produce friction between the two when ensureing that support outer ring 3 is rotated, it is ensured that rotate smooth, increase the service life.On
Screwed hole 12, week of the screwed hole 12 along inner shield ring 1 are provided with the end face for stating the one end of inner shield ring 1 away from support inner ring 4
It is arranged at intervals to direction.Wherein, together with the inner shield ring 1 of support inner ring 4 one end is bolted with ball blast transmission support, separately
Together with the inner shield ring 1 of one end is bolted with the end face of impeller head.
Two annular mounting grooves to install sealing ring are provided with the outer peripheral face of above-mentioned inner shield ring, the annular is installed
Axial direction of the groove along inner shield ring is arranged at intervals, to install sealing ring II 13 and sealing ring III 9.Sealing ring II 13, sealing ring
III 9 use VD shape rubber seal, by the design, can realize the dual close of gap between external back-up ring 2 and inner shield ring 1
Envelope, good sealing effect, and then the sealing to rolling bearing 6 is realized, prevent the loss of lubricating oil and prevent the entrance of impurity, increase
The strong service life of rotary support mechanism.
Axial rolling part includes at least one axial rolling unit 5, and axial rolling unit 5 is disposed on support outer ring
On 3 outer peripheral face, the axial rolling unit 5 is detachably connected with support outer ring 3.In the present embodiment, axial rolling unit 5
Including support shaft 52, bearing 54 and roller 56, bearing 54 is separately mounted between the two ends of the support shaft 52, two bearings 54
It is provided with end ring 55.The outer peripheral face of roller 56 and two bearings 54 is connected, the two ends point of the axial direction of roller 56
It is not provided with outer plate 53, the outer face of roller 56 and is provided with screw mounting hole, week of the screw mounting hole along roller 56
It is arranged at intervals to direction, the outer plate 53 is fixedly connected with roller 56 by holding screw, and then causes the interior of outer plate 53
End face is pressed on the cycle surface of the end face of roller 56 and bearing 54.The material of above-mentioned rollers 56 uses nonmetallic materials, such as
Wear-resisting duroplasts.
It is provided with that the annular mounting groove of sealing ring is installed on the inner peripheral surface of outer plate, to install sealing ring I, this is close
Seal I 57 is sealed with being realized under the pressuring action of support shaft 52 and outer plate 53.And realized by symmetrically arranged sealing ring I 57
Sealing to two bearings 54, prevents the loss of lubricating oil and prevents the entrance of the impurity such as dust.
Connection member is provided with the outer peripheral face for supporting outer ring 3, institute's connection member includes lug I 31 and lug II 32, institute
The middle part for stating lug I 31 and lug II 32 is provided with mounting groove to fixed support shaft 52, and mounting groove includes strip groove
With the semi-circular groove positioned at strip groove bottom, support shaft 52 is connected with semi-circular groove, the support of above-mentioned connection member edge
The circumferential direction of outer ring 3 is arranged at intervals, and the end of support shaft 52 is respectively arranged with screw thread, and the support shaft 52 passes through nut and pad
Piece is fixed together with lug I 31, lug II 32.
The utility model in use, is connected by the way that one end of the rotary support mechanism and ball blast are transmitted into support
Connect, the other end is connected with impeller head, by sending ball belt, can realize pair in the endoporus of support inner ring 4 and inner shield ring 1
The impeller blasting of steel pipe inner wall.In the utility model, outer back-up ring and support outer ring between, inner shield ring and support inner ring between, axle
To being to be detachably connected between rolling unit and support outer ring, process and assemble is convenient, is easy to and transmission support and impeller head phase
Connection, and break down when dismount it is easy to maintenance；In addition, the utility model sealing and greasy property are preferably, fault rate is low,
Service life is long, and the even running of impeller blasting process can be effectively ensured；It is the utility model compact conformation, reasonable in design, especially
Easy to operate for the impeller blasting for caliber pipe inwall, activity is flexibly.
Described above is not that, to limitation of the present utility model, the utility model is also not limited to the example above, this skill
The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in essential scope of the present utility model, also should
Belong to protection domain of the present utility model.
Claims (10)
1. a kind of rotary support mechanism applied to steel pipe inner wall impeller blasting, including circumferencial direction rolling member and at least one
Axial rolling unit, the axial rolling unit interval is arranged on the outer peripheral face of circumferencial direction rolling member, it is characterised in that：
The circumferencial direction rolling member includes support inner ring, rolling bearing and support outer ring, the inner ring of the rolling bearing and support
Inner ring is connected, outer ring is connected with support outer ring；The axial rolling unit is detachably connected with support outer ring.
2. the rotary support mechanism of steel pipe inner wall impeller blasting is applied to as claimed in claim 1, it is characterised in that：The circle
Circumferential direction rolling member also includes outer back-up ring and inner shield ring, and the inner shield ring is detachably connected on the left and right two of support inner ring respectively
Side, the outer back-up ring is detachably connected on the left and right sides of support outer ring respectively, and the rolling bearing is provided with two, pacified respectively
Mounted in the left and right ends of the support inner ring, the inner ring of the inner shield ring and rolling bearing is connected, the outer back-up ring and rolling
The outer ring of dynamic bearing is connected.
3. the rotary support mechanism of steel pipe inner wall impeller blasting is applied to as claimed in claim 2, it is characterised in that：The rolling
The one end of dynamic bearing away from support inner ring is provided with end ring, one end end face of the end ring and the outer ring of rolling bearing
Contact connection, other end end face contact connection with support outer ring.
4. the rotary support mechanism of steel pipe inner wall impeller blasting is applied to as claimed in claim 2 or claim 3, it is characterised in that：Institute
State and at least one is provided with the outer peripheral face of inner shield ring to the annular mounting groove of installing sealing ring.
5. the rotary support mechanism of steel pipe inner wall impeller blasting is applied to as claimed in claim 4, it is characterised in that：In described
Two annular mounting grooves to install sealing ring, axle of the annular mounting groove along inner shield ring are provided with the outer peripheral face of back-up ring
It is arranged at intervals to direction.
6. the rotary support mechanism applied to steel pipe inner wall impeller blasting as described in claim 1 or 2 or 3 or 5, its feature exists
In：The axial rolling unit includes support shaft, bearing and roller, and the bearing is separately mounted to the two of the support shaft axial direction
End, the outer peripheral face of the roller and bearing is connected, and the two ends of the axial direction of the roller are separately installed with outer plate, institute
Outer plate is stated to be detachably connected with roller.
7. the rotary support mechanism of steel pipe inner wall impeller blasting is applied to as claimed in claim 6, it is characterised in that：It is described outer
It is provided with that the annular mounting groove of sealing ring is installed on the inner peripheral surface of pressing plate.
8. the rotary support mechanism of steel pipe inner wall impeller blasting is applied to as claimed in claim 7, it is characterised in that：The branch
Connection member is provided with the outer peripheral face for supportting outer ring, the connection member includes lug I and lug II, the lug I and lug
II middle part is provided with the mounting groove to fixed support shaft, and circumferential direction interval of the connection member along support outer ring is set
Put, the end of the support shaft is respectively arranged with screw thread, and the support shaft is fixed by nut and pad with lug I, lug II
Link together.
9. the rotary support mechanism of steel pipe inner wall impeller blasting is applied to as claimed in claim 8, it is characterised in that：The peace
Tankage includes strip groove and the semi-circular groove positioned at strip groove bottom, and the support shaft coordinates with semi-circular groove and connected
Connect.
10. the rotary support mechanism of steel pipe inner wall impeller blasting is applied to as claimed in claim 2, it is characterised in that：It is described
Screwed hole, circumferential direction interval of the screwed hole along inner shield ring are provided with the end face of the one end of inner shield ring away from support inner ring
Set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621251244.8U CN206455554U (en) | 2016-11-22 | 2016-11-22 | A kind of rotary support mechanism applied to steel pipe inner wall impeller blasting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621251244.8U CN206455554U (en) | 2016-11-22 | 2016-11-22 | A kind of rotary support mechanism applied to steel pipe inner wall impeller blasting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206455554U true CN206455554U (en) | 2017-09-01 |
Family
ID=59692833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621251244.8U Active CN206455554U (en) | 2016-11-22 | 2016-11-22 | A kind of rotary support mechanism applied to steel pipe inner wall impeller blasting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206455554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106346374A (en) * | 2016-11-22 | 2017-01-25 | 山东开泰抛丸机械股份有限公司 | Revolving support mechanism applied to shot blasting for inner wall of steel tube |
-
2016
- 2016-11-22 CN CN201621251244.8U patent/CN206455554U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106346374A (en) * | 2016-11-22 | 2017-01-25 | 山东开泰抛丸机械股份有限公司 | Revolving support mechanism applied to shot blasting for inner wall of steel tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171106 Address after: 256217 Qingyang, Shandong, Zouping Town, Binzhou Patentee after: Safe ball blast machinery incorporated company is opened in Shandong Address before: 256217 Qingyang, Shandong, Zouping Town, Binzhou Co-patentee before: Shandong Kaitai Industrial Technology Co., Ltd. Patentee before: Safe ball blast machinery incorporated company is opened in Shandong Co-patentee before: Zouping County No.1 Middle School |
|
| TR01 | Transfer of patent right |