CN206339357U - The eccentric rotary mechanism of joint steel pipe assembly experimental rig - Google Patents
The eccentric rotary mechanism of joint steel pipe assembly experimental rig Download PDFInfo
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- CN206339357U CN206339357U CN201720013952.6U CN201720013952U CN206339357U CN 206339357 U CN206339357 U CN 206339357U CN 201720013952 U CN201720013952 U CN 201720013952U CN 206339357 U CN206339357 U CN 206339357U
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- eccentric
- block
- eccentric block
- rotary head
- bolt
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Abstract
The utility model provides a kind of eccentric rotary mechanism of joint steel pipe assembly experimental rig, belongs to field of mechanical technique.This eccentric rotary mechanism includes the column rotary head that can be rotated around its center axis, rotary head one end is provided with Qian shape eccentric frame, eccentric frame includes two supporting parts and the connecting portion between two supporting parts, supporting part is vertical with rotary head to be fixed, connecting portion is provided with centre bore, and both centre bore and rotary head central axis is not conllinear；Eccentric block, support block and bearing are provided with eccentric frame, eccentric block is vertically set on rotation end surface, the central axis of both bearing and centre bore is conllinear, bearing outer ring is fixed with eccentric block, support block and eccentric block are fixed just pair and with rotary head, and support block is connected with eccentric block by detachable locking mechanism；Bolt one is bolted with one of supporting part, the bar portion of bolt one offsets with eccentric block.This eccentric rotary mechanism has the advantages that can the vibration of stabilized driving joint steel pipe assembly.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of joint steel pipe assembly experimental rig, and particularly one kind connects
The eccentric rotary mechanism of head steel pipe assembly experimental rig.
Background technology
When butt joint steel pipe assembly enters horizontal pulse and vibrating hydraulic experiment, first high-tension pulse is passed through into joint steel pipe assembly
Fliud flushing body, while allowing joint steel pipe assembly to vibrate, to complete the Collaborative experiment of the vibration of joint steel pipe assembly and high-voltage pulse.
But in existing technology, lack a kind of special device for driving joint steel pipe assembly to vibrate, and actually make
Used time, is all to drive joint steel pipe assembly to vibrate by vibrator, but this mode job stability is not good, and influence is real
Test the accuracy of data.
Utility model content
The purpose of this utility model is there is above mentioned problem for existing technology, it is proposed that a kind of joint steel pipe assembly examination
The eccentric rotary mechanism of experiment device, the technical problem of solution is how to realize joint steel pipe assembly stable vibration.
The purpose of this utility model can be realized by following technical proposal：The eccentric rotation of joint steel pipe assembly experimental rig
Rotation mechanism, including column rotary head, and rotary head can be around the center axis thereof of itself, it is characterised in that one end of rotary head
Provided with the eccentric frame in Qian shape, the eccentric frame is included just to two plate-like support portions of setting and the tabular between two supporting parts
Connecting portion, and supporting part is vertical with rotary head fixes, described connecting portion be provided with rotary head just to centre bore, centre bore
In straight hole shape and its center axis is conllinear not with the central axis of rotary head；Eccentric block, support block are provided with described eccentric frame
And bearing, eccentric block is vertically set on the end face of rotary head, and the central axis of both bearing and centre bore is conllinear, and bearing
Outer ring is fixed with eccentric block, and support block and eccentric block are fixed just pair and with rotary head, and straight-bar is provided between support block and eccentric block
There is tubular sleeved part, the upper end of connecting rod is inserted in sleeved part and its lower end is fixed with eccentric block in shape connecting rod, support block,
Described connecting rod can sliding axially and being fixed between the two by detachable locking mechanism along sleeved part；Described in one of them
Supporting part on through have with eccentric block just to screwed hole one, be bolted with bolt one in screwed hole one, the bar portion of bolt one is worn
Screwed hole is crossed to offset with eccentric block in the lump；Described eccentric block is located between bolt one and support block.
During installation, rotary head is connected with drive device, to drive the rotary head around the center axis thereof of itself；Joint steel
Steel pipe insertion bearing in pipe assembly.
In use, drive device drives rotary head to rotate, power is delivered to bearing by support block, connecting rod and eccentric block
On with driving bearing outer ring rotating, because the central axis of bearing is conllinear not with the central axis of rotary head, make joint steel pipe total
Vibrate, have the advantages that easy to use into by certain Oscillation Amplitude.
The both sides of eccentric block are connected to support block and bolt one, and support block and bolt one are fixed with rotary head
, preferable support is so just played to eccentric block, to strengthen the rotational stability of eccentric block, so as to improve the work of mechanism
Stability；Secondly, by set be connected with eccentric block connecting rod energy edge be connected with support block sleeved part slide axially with
And bolt one is detachably connected with eccentric frame, the distance between support block and eccentric block is set artificially to be changed, so that
Change the distance between both bearing and rotary head central axis, to change the offset of joint steel pipe assembly, then improve this
The practicality of mechanism.
In the eccentric rotary mechanism of above-mentioned joint steel pipe assembly experimental rig, the side wall and bearing of described eccentric block
Outer ring outer surface it is tangent, the outer ring outer surface of described bearing is provided with positioning hole, and eccentric block with positioning hole provided with matching
Locating dowel, locating dowel is embedded in positioning hole, and the outer ring of eccentric block and bearing is fixed together by way of welding.
Under the cooperation of positioning hole and locating dowel, preferable positioning action is played, makes the welding of follow-up bearing and eccentric block
Process stabilization is carried out, to improve the convenience of assembling mechanism.
In the eccentric rotary mechanism of above-mentioned joint steel pipe assembly experimental rig, described detachable locking mechanism includes
Screwed hole two through on the wall of sleeved part side, screwed hole two has two and uniform along the circumference of sleeved part, each screwed hole two
Inside it is bolted with bolt two, and end and the side wall tight abutment of connecting rod of bolt two.
Sleeved part is connected with connecting rod by the cooperation of bolt two and screwed hole two, is made when actually used, only needs to screw in
Or separation or combination that bolt two just can control sleeved part and connecting rod are screwed out, have the advantages that easy to use.
Alternatively, in the eccentric rotary mechanism of above-mentioned joint steel pipe assembly experimental rig, described can
Dismounting locking mechanism includes the screwed hole four through the screwed hole three on the wall of sleeved part side, on connection bar side wall and is spirally connected
Bolt three in screwed hole three, screwed hole four has multiple and uniform along the axial direction of connecting rod, and the end of bolt three is screwed onto it
In in a screwed hole four.
Compared with prior art, the eccentric rotary mechanism of this joint steel pipe assembly experimental rig has advantages below：
1st, the power that driving rotary head is rotated is delivered on bearing with driving bearing by support block, connecting rod and eccentric block
Outer ring rotating, because the central axis of bearing is conllinear not with the central axis of rotary head, makes joint steel pipe assembly by certain vibration
Amplitude is vibrated, and has the advantages that easy to use.
2nd, the both sides of eccentric block are connected to support block and bolt one, and support block and bolt one are solid with rotary head
Fixed, preferable support is so just played to eccentric block, to strengthen the rotational stability of eccentric block, so as to improve the work of mechanism
Make stability.
3rd, by set be connected with eccentric block connecting rod energy edge be connected with support block sleeved part slide axially and
Bolt one is detachably connected with eccentric frame, the distance between support block and eccentric block is artificially changed, so as to change
Become the distance between both bearing and rotary head central axis, to change the offset of joint steel pipe assembly, then improve the machine
The practicality of structure.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the mplifying structure schematic diagram at A in Fig. 1.
In figure, 1, joint steel pipe assembly；2nd, rotary head；3rd, eccentric frame；3a, supporting part；3b, connecting portion；3b1, centre bore；
4th, eccentric block；5th, bearing；6th, support block；6a, sleeved part；7th, connecting rod；8th, bolt two；9th, locating dowel；10th, bolt one.
Embodiment
The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model
Description, but the utility model is not limited to these embodiments.
Embodiment one
As depicted in figs. 1 and 2, the eccentric rotary mechanism of this joint steel pipe assembly experimental rig by rotary head 2, eccentric frame 3,
Eccentric block 4, bearing 5, support block 6, connecting rod 7 etc. are constituted.
Rotary head 2 is in the form of a column, and one end is connected with drive device (not shown), to drive it to turn around the central axis of itself
Dynamic, the other end is provided with above-mentioned eccentric frame 3.As shown in figure 1, eccentric frame 3 be in Qian shape, the eccentric frame 3 include position just to two
Supporting part 3a and the connecting portion 3b between two supporting part 3a, connecting portion 3b and two supporting part 3a threes be integral type structure and
It is plate-like.Wherein, two supporting part 3a are vertically installed on the end face of rotary head 2.In the present embodiment, preferably supporting part 3a and
Rotary head 2 is fixed together by way of welding.Connecting portion 3b be provided with rotary head 2 just to centre bore 3b1, and center
Hole 3b1 is through hole.As shown in figure 1, centre bore 3b1 is in straight hole shape, but central axis of its center axis not with rotary head 2 is total to
Line, i.e. centre bore 3b1 is set for the eccentric.
Bearing 5, support block 6 and eccentric block 4 are in eccentric frame 3.Wherein, support block 6 is vertically fixed on rotary head 2
On end face, and in the present embodiment, preferably support block 6 and rotary head 2 is fixed together by way of welding.Eccentric block 4 hangs down
Directly it is arranged on the end face of rotary head 2, and the eccentric block 4 and support block 6 are just right.As shown in figure 1, support block 6 and eccentric block 4 it
Between be provided with connecting rod 7 in direct rod shape, and the lower end of connecting rod 7 fixes with eccentric block 4.There is tubular set in support block 6
If portion 6a, sleeved part 6a is just right with connecting rod 7, and the upper end of connecting rod 7 is inserted in sleeved part 6a.Connecting rod 7 can be along sleeved part
6a's sliding axially and being fixed between the two by detachable locking mechanism.In the present embodiment, detachable locking mechanism includes
Screwed hole two through on the wall of sleeved part 6a sides, screwed hole two has two and uniform along sleeved part 6a circumference.Each screw thread
Bolt 28, and end and the side wall tight abutment of connecting rod 7 of bolt 28 are bolted with hole two.Bearing 5 and centre bore 3b1
Both central axis are conllinear, and the outer ring of bearing 5 is fixed with eccentric block 4.The specific connected mode of bearing 5 and eccentric block 4 is such as
Under：The side wall of eccentric block 4 and the outer ring outer surface of bearing 5 are tangent, and the outer ring outer surface of bearing 5 is provided with positioning hole, eccentric block 4
Provided with the locating dowel 9 matched with positioning hole, locating dowel 9 is embedded in positioning hole, and the outer ring of eccentric block 4 and bearing 5 passes through weldering
The mode connect is fixed together.
As shown in figure 1, on one of supporting part 3a through have with eccentric block 4 just to screwed hole one, in screwed hole one
Bolt 1 is bolted with, the bar portion of bolt 1 offsets with eccentric block 4 in the lump through screwed hole, and now, eccentric block 4 is located at spiral shell
Between bolt 1 and support block 6.In the presence of bolt 1, to 4 stronger supports of eccentric block, strengthen turning for eccentric block 4
Dynamic stability, so as to improve the job stability of mechanism.
In use, drive device drives rotary head 2 to rotate, power is delivered to by support block 6, connecting rod 7 and eccentric block 4
With the outer ring rotating of driving bearing 5 on bearing 5, because the central axis of bearing 5 is conllinear not with the central axis of rotary head 2, make to connect
Head steel pipe assembly 1 is vibrated by certain Oscillation Amplitude, is had the advantages that easy to use.
Embodiment two
The structure and principle of the be the same as Example one of the present embodiment two are essentially identical, and different place is：Detachable locking
Mechanism includes through the screwed hole three on the wall of sleeved part 6a sides, the screwed hole four on the side wall of connecting rod 7 and is screwed onto spiral shell
Bolt three in pit three, screwed hole four has multiple and along the axially uniform of connecting rod 7, and the end of bolt three is spirally connected wherein one
In individual screwed hole four.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (4)
1. the eccentric rotary mechanism of joint steel pipe assembly experimental rig, including column rotary head, and rotary head can be in itself
Heart axis is rotated, it is characterised in that one end of rotary head is provided with the eccentric frame in Qian shape, and the eccentric frame includes two just to setting
Plate-like support portion and the tabular connecting portion between two supporting parts, and supporting part is vertical with rotary head fixes, described connection
Portion be provided with rotary head just to centre bore, central axis of the centre bore in straight hole shape and its center axis not with rotary head be total to
Line；Eccentric block, support block and bearing are provided with described eccentric frame, eccentric block is vertically set on the end face of rotary head, bearing
It is conllinear with the central axis of both centre bores, and the outer ring of bearing fixes with eccentric block, support block and eccentric block just pair and with turn
Dynamic head is fixed, and direct rod shape connecting rod is provided between support block and eccentric block, has tubular sleeved part in support block, connecting rod it is upper
End is inserted in sleeved part and its lower end is fixed with eccentric block, and described connecting rod can sliding axially and between the two along sleeved part
By detachable locking, mechanism is fixed；On supporting part described in one of them through have with eccentric block just to screwed hole one, spiral shell
Bolt one is bolted with pit one, the bar portion of bolt one offsets with eccentric block in the lump through screwed hole；Described eccentric block is located at
Between bolt one and support block.
2. the eccentric rotary mechanism of joint steel pipe assembly experimental rig according to claim 1, it is characterised in that described
The side wall of eccentric block and the outer ring outer surface of bearing are tangent, and the outer ring outer surface of described bearing is provided with positioning hole, eccentric block
Provided with the locating dowel matched with positioning hole, locating dowel is embedded in positioning hole, and the outer ring of eccentric block and bearing passes through welding
Mode is fixed together.
3. the eccentric rotary mechanism of joint steel pipe assembly experimental rig according to claim 1 or 2, it is characterised in that institute
The detachable locking mechanism stated is included through the screwed hole two on the wall of sleeved part side, and screwed hole two has two and along sleeved part
It is circumferential uniform, bolt two, and end and the side wall tight abutment of connecting rod of bolt two are bolted with each screwed hole two.
4. the eccentric rotary mechanism of joint steel pipe assembly experimental rig according to claim 1 or 2, it is characterised in that institute
The detachable locking mechanism stated includes the screwed hole four through the screwed hole three on the wall of sleeved part side, on connection bar side wall
With the bolt three being screwed onto in screwed hole three, screwed hole four has multiple and uniform along the axial direction of connecting rod, the end spiral shell of bolt three
It is connected in one of screwed hole four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720013952.6U CN206339357U (en) | 2017-01-06 | 2017-01-06 | The eccentric rotary mechanism of joint steel pipe assembly experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720013952.6U CN206339357U (en) | 2017-01-06 | 2017-01-06 | The eccentric rotary mechanism of joint steel pipe assembly experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206339357U true CN206339357U (en) | 2017-07-18 |
Family
ID=59305063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720013952.6U Expired - Fee Related CN206339357U (en) | 2017-01-06 | 2017-01-06 | The eccentric rotary mechanism of joint steel pipe assembly experimental rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206339357U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112138997A (en) * | 2020-09-07 | 2020-12-29 | 陈开琴 | Drying equipment with screening structure |
-
2017
- 2017-01-06 CN CN201720013952.6U patent/CN206339357U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112138997A (en) * | 2020-09-07 | 2020-12-29 | 陈开琴 | Drying equipment with screening structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170718 Termination date: 20200106 |