CN207027880U - A kind of concrete mixer of failure self-regulation - Google Patents
A kind of concrete mixer of failure self-regulation Download PDFInfo
- Publication number
- CN207027880U CN207027880U CN201721007582.1U CN201721007582U CN207027880U CN 207027880 U CN207027880 U CN 207027880U CN 201721007582 U CN201721007582 U CN 201721007582U CN 207027880 U CN207027880 U CN 207027880U
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- Prior art keywords
- rotating shaft
- disk
- concrete mixer
- failure self
- mixing drum
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- 238000000926 separation method Methods 0.000 claims abstract description 5
- 238000003756 stirring Methods 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000000452 restraining effect Effects 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model discloses a kind of concrete mixer of failure self-regulation, including mixing drum and positioned at the agitating shaft at mixing drum center, the upper end of the agitating shaft is rotatably connected on mixing drum, the upper end of the mixing drum is provided with support frame, drive mechanism is provided with support frame as described above, the lower end of the drive mechanism is provided with the rotating shaft that mechanism driven drives rotation；The agitating shaft and rotating shaft are coaxial, and the top of the agitating shaft is provided with drive axis of rotation and can circumferentially rotate the clutch of separation；The utility model has failure self-adjusting ability using clutch, avoids operation of the motor under overload state, and then add the service life of motor.
Description
Technical field
A kind of mixing plant is the utility model is related to, more particularly to a kind of concrete mixer of failure self-regulation.
Background technology
Concrete is stirred, it is necessary to often use concrete mixer in architectural engineering.Apply for that notification number is
CN105397910A Chinese patent discloses concrete mixer, including mixing drum, and prolonging its inside mixing drum axial arranged has
Agitating shaft, some stirring vanes, in addition to worm screw is equidistantly disposed with agitating shaft, the both ends of the worm screw are by rolling thrust bearing
On the barrel of mixing drum, agitating shaft key connection between adjacent stirring vane has turbine, and the turbine is nibbled with worm screw
Close, key connection has rotating wheel on worm screw, and rotating vane is evenly distributed with the wheel rim of rotating wheel.
Above-mentioned concrete mixer utilizes stirring vane and rotating vane collective effect so that concrete is sufficiently agitated.
However, stirring vane and rotating vane quantity are more, the contact area of concrete and mixing component increases therewith, and mixing component
It is connected directly between on agitating shaft so that the torque that the motor of driving agitating shaft rotation is born also becomes big therewith, so that motor
Further painstaking is driven to agitating shaft rotation.If larger stone or concrement in concrete be present, it is possible to cause electricity
Machine is short of power to agitating shaft rotation so that agitating shaft is forced to stop operating, and now, motor may damage because of overload.
Utility model content
The purpose of this utility model is to provide a kind of concrete mixer of failure self-regulation, which solves in the prior art
Concrete mixer in whipping process motor driving force deficiency and cause the flimsy problem of motor.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of concrete mixer of failure self-regulation, including mixing drum and positioned at the agitating shaft at mixing drum center,
The upper end of the agitating shaft is rotatably connected on mixing drum, and the upper end of the mixing drum is provided with support frame, in support frame as described above
Drive mechanism is provided with, the lower end of the drive mechanism is provided with the rotating shaft that mechanism driven drives rotation；The agitating shaft with
Rotating shaft is coaxial, and the top of the agitating shaft is provided with drive axis of rotation and can circumferentially rotate the clutch of separation.
Using such scheme, when mixer normally stirs, drive mechanism drives rotating shaft to be rotated, agitating shaft and rotating shaft
It is coaxially disposed so that the rotating shaft rotated drives agitating shaft to be rotated.Drive mechanism is arranged in the support frame of mixing drum upper end
On so that positioned at the top of mixing drum, the gravity for avoiding agitating shaft itself is applied to driving machine for agitating shaft and the abutting of rotating shaft
Structure, reduce the torque of drive mechanism.When mixer is forced to stop, clutch is divided agitating shaft and rotating shaft
From, even if agitating shaft stops operating, rotating shaft remains to normally rotate, avoid drive mechanism carrying load it is excessive and impaired, enter
And reach the failure self-regulation of mixer, add the service life of drive mechanism.
More preferably：The clutch is including being arranged on the driven turntable of agitating shaft upper end, sliding is set in and turned
The bottom of axle is used for the active rotating disk for driving driven turntable to rotate and the first spring that pretightning force is provided for main turn disk；It is described
Spin-ended key is provided between active rotating disk and rotating shaft；The first ring gear is provided with the driven turntable, is set on the active rotating disk
The second ring gear engaged with the first ring gear is equipped with, is tiltedly installed with the flank of tooth of first ring gear and the second ring gear and mutually supports
The spigot surface connect.
Using such scheme, when mixer is stirred, the first ring gear of driven turntable and the second tooth of active rotating disk
Ring engages, and driving is motor-driven first to drive axis of rotation, and the moment of torsion of rotating shaft is forwarded to the active rotating disk being arranged in rotating shaft by spin-ended key,
Subsequent active rotating disk drives the driven turntable on agitating shaft to be rotated again, to realize the stirring of agitating shaft.Agitating shaft is forced to stop
Rotation stop is moved, and rotating shaft continues to rotate in the presence of drive mechanism so that the first ring gear of driven turntable and the second of active rotating disk
Ring gear is oriented to separation, avoids drive mechanism and is run under overload state, realizes the failure self-regulation of mixer.
More preferably：The lower end of the rotating shaft is provided with position-arresting disk, and the lower surface of the active rotating disk is with
The upper surface of position-arresting disk is abutted, and the groove for the insertion of lower limit disk is offered on the driven turntable, the lower limit disk
The bottom land of lower surface and groove is arranged at intervals.
Using such scheme, lower limit disk prevents active rotating disk from departing from from the lower section of rotating shaft, active rotating disk is carried out spacing；
Groove is easy to lower limit disk to be embedded in driven turntable, is easy to being bonded for active rotating disk and driven turntable；Recessed poor bottom land is with
There is gap and cause rotating shaft to rotate position-arresting disk at present with agitating shaft and do not abutted with groove in the lower surface of position-arresting disk, reduce both rub
Wipe.
More preferably：The rotating shaft is radially uniform to offer some limit chambers, and one is respectively plugged with the limit chamber
Individual locating part, the locating part include the limited block being partly embedded in rotating shaft and are embedded in limit chamber to abut with limited block
Second spring；When the active rotating disk separates with driven turntable, the locating part is connected to the lower surface of active rotating disk.
Using such scheme, when active rotating disk engages with driven turntable axle, locating part is embedded in limit chamber, limit chamber
End abuts with the inwall of rotating disk, adds the moment of torsion of rotating disk, is easy to rotating shaft to drive the rotation of active rotating disk.Active rotating disk with from
When turn disk separates, locating part abuts with the lower end of active rotating disk, prevents active rotating disk from being engaged again with driven turntable so that main
Turn disk is limited at the state separated with driven turntable, and then avoids operation of the drive mechanism under overload state.
More preferably：The lower surface of the driven turntable turns down the flange of a ring-type along edge vertically downward；
The upper surface of the mixing drum is provided with the chute for clamping flange.
Using such scheme, the cooperation of flange and chute is easy to restriction agitating shaft to be rotated in chute, prevents stirring
The movement in the horizontal direction of axle, improve the accuracy of clutch engagement.
More preferably：The upper end of first spring abuts the pad for being provided with and being socketed on the outside of rotating shaft, the pad
The upper end of piece abuts the upper limit disk for being provided with and being fixed with rotating shaft.
Using such scheme, during active rotating disk moves up and down, it is connected between active rotating disk and upper limit disk
The first spring with being stretched, abrasion is produced to upper limit disk, pad can use the high material of wearing coefficient, help to subtract
Slow abrasion of first spring to upper limit disk.
More preferably：The drive mechanism includes motor and the motor-driven gear for being used to drive rotating shaft to rotate
Case, be provided with the gear-box with the first helical gear of the motor axis connection of motor and the second helical gear being connected with rotating shaft,
First the second helical gear of helical teeth wheel drive rotates.
Using such scheme, relative to other precision equipments, the simple combination of motor and gear-box has simple in construction, valency
The characteristics of lattice are cheap, it is also more convenient in maintenance even if breaking down.
More preferably：Thrust bearing is embedded with support frame as described above, the upper surface of the thrust bearing, which abuts, to be set
Restraining position ring block.
Using such scheme, abrasion when thrust bearing helps to slow down axis of rotation, the service life of rotating shaft is added；
Spacing ring is used to prevent rotating shaft and the disengaging of toothed disc.
More preferably：Outside the drive mechanism protective cover is provided with by support set of support frame.
Using such scheme, mixer is generally arranged at outdoor, protective cover be easy to reduce drive mechanism by rainwater pour leaching and
Solar exposure, the damage of drive mechanism is slow down, add the service life of drive mechanism.
In summary, the utility model has the advantages that：
By setting clutch, it can meet that concrete mixer normally stirs work, and can is in motor driving force
When insufficient so that agitating shaft separates with rotating shaft, then the restriction by locating part, realizes the failure self-regulation of mixer, avoids
Operation of the motor under overload state, and then add the service life of motor.
Brief description of the drawings
Fig. 1 is the internal structure schematic diagram of mixer；
Fig. 2 is the structural representation of clutch；
Fig. 3 is the structural representation of driven turntable and chute；
Fig. 4 is the internal structure schematic diagram of locating part.
In figure, 1, mixing drum；2nd, agitating shaft；3rd, support frame；4th, drive mechanism；5th, rotating shaft；6th, clutch；7th, protect
Cover；11st, chute；41st, motor；42nd, gear-box；421st, the first helical gear；422nd, the second helical gear；423rd, thrust bearing；424、
Spacing ring；51st, the second keyway；52nd, limit chamber；521st, retainer ring；53rd, locating part；531st, limited block；532nd, second spring；54、
First through hole；55th, the second through hole；56th, bracing wire；57th, draw ring；61st, driven turntable；611st, disk body；6111st, groove；6112nd, first
Ring gear；612nd, flange；62nd, lower limit disk；63rd, active rotating disk；631st, the second ring gear；632nd, the first keyway；64th, flat key；65th,
One spring；66th, pad；67th, upper limit disk.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
A kind of concrete mixer of failure self-regulation, as shown in figure 1, including mixing drum 1, agitating shaft 2, support frame 3, drive
Motivation structure 4, rotating shaft 5 and clutch 6.Drive mechanism 4 is that rotating shaft 5 provides power, and agitating shaft 2 is located at the center of mixing drum 1,
And linkage is produced by clutch 6 and rotating shaft 5；When locking situation occurs in agitating shaft 2, clutch 6 disconnects both connection
It is dynamic.
Drive mechanism 4 includes the gear-box 42 that motor 41 and motor 41 drive, and motor 41 and gear-box 42 are arranged at
The middle part of support frame 3.It is provided with gear-box 42 with the first helical gear 421 of the motor axis connection of motor 41 and connects with rotating shaft 5
The second helical gear 422 connect, the first helical gear 421 drives the second helical gear to rotate 422, and then drives the rotation of rotating shaft 5.Support
Thrust bearing 423 is embedded with frame 3, thrust bearing 423 is set in the outside of rotating shaft 5, to reduce the abrasion of rotating shaft 5.Thrust axis
423 upper surface is held also to abut and be provided with a spacing ring being fixed by welding in rotating shaft 5 424.The outer cover of support frame 3
Be connected to a protective cover 7, protective cover 7 is surrounded drive mechanism 4, prevent the entrance of rainwater or dust and to drive mechanism 4
Cause to damage.
As shown in Figures 2 and 3, clutch 6 include driven turntable 61, lower limit disk 62, active rotating disk 63, flat key 64,
First spring 65, pad 66 and upper limit disk 67.Wherein, driven turntable 61 is arranged on the upper end of agitating shaft 2, including disk body
611 and the flange 612 of the vertically disposed ring-type in edge along the lower end of disk body 611, the upper end of mixing drum 1 is provided with for clamping
The chute 11 of flange 612.The middle part of the upper surface of disk body 611 is provided with a groove 6111, the upper end of the cell wall of groove 6111
It is provided with some first ring gears 6112.
As shown in Fig. 2 active rotating disk 63 is socketed in the bottom of rotating shaft 5, its lower surface is provided with the first ring gear of some engagements
6112 the second ring gear 631.Lower limit disk 62 is fixed on the lower end of rotating shaft 5, between driven turntable 61 and active rotating disk 63.
When first ring gear 6112 and the second ring gear 631 engage, lower limit disk 62 is embedded in the groove 6111 of driven turntable 61, and lower limit
A gap be present in the bottom land of position disk 62 and groove 6111.
The inwall of active rotating disk 63 is equipped with the first keyway 632, and rotating shaft 5 is provided with the second key in the upper end of lower limit disk 62
Groove 51, flat key 64 are entrenched between the first keyway 632 and the second keyway 51 that to be that main turn disk 63 provides circumferential spacing.Wherein, put down
The length of key 64 is more than the length of the first keyway 632, is moved up and down with reaching active rotating disk 63 along flat key 64.
First spring 65 is arranged on the top of active rotating disk 63 and is set in rotating shaft 5, the rotating shaft 5 of the top of the first spring 65
A pad 66 is arranged with, and the lower surface of pad 66 abuts with the first spring 65.Upper limit disk 67 is connected to the upper of pad 66
End face, it is fixed on by screw thread rotation in rotating shaft 5, is the flexible offer support of the first spring 65.When first spring 65 does not stress,
Upper surface of the lower surface of active rotating disk 63 just with lower limit disk 62 abuts.
As shown in Figure 2 and Figure 4, rotating shaft 5 is radially uniform offers two limit chambers 52, and limit chamber 52 is with the center of rotating shaft 5
Axle is that symmetrical centre is symmetrical.Each limit chamber 52 is plugged with a locating part 53, and locating part 53 includes the bullet of limited block 531 and second
Spring 532.In the embedded limit chamber 52 of the part of limited block 531, another part is protruded on the surface of rotating shaft 5；Second spring 532 is embedded in
Built-in end with limited block 531 in limit chamber 52 abuts.
When driven turntable 61 and active rotating disk 63 engage, the top of limited block 531 abuts with the inwall of active rotating disk 63, makes
Limited block 531 is obtained to be fully embedded in limit chamber 52.The opening of limit chamber 52 is threaded with a retainer ring 521, spacing
A part for block 531 is plugged in retainer ring 521, and another part is locked in limit chamber 52 by retainer ring 521.Rotating shaft 5 is two
The centre of the individual end of limit chamber 52 offers a first through hole 54, and it is logical that rotating shaft 5 offers second on the top of first through hole 54
Hole 55.The lower end of second through hole 55 connects with the middle part of first through hole 54, and the other end is communicated to the side on the top of rotating shaft 5.Limited block
One end in 531 insertion limit chambers 52 is connected with a bracing wire 56, and bracing wire 56 is interspersed in the through hole 55 of first through hole 54 and second,
The other end is connected with a draw ring 57.
Normal stirring：
As shown in Figure 2 and Figure 4, limited block 531 is fully embedded in limit chamber 52, and the first spring 65 forces driven turntable 61
The first ring gear 6112 engaged with the second ring gear 631 of active rotating disk 63.As shown in figure 1, driving of the gear-box 42 in motor 41
Lower band turn axle 5 is rotated horizontally, and the rotating shaft 5 of rotation and then the rotation for driving active rotating disk 63, active rotating disk 63 are driven from turn
Disk 61 horizontally rotates and then so that agitating shaft 2 is rotated horizontally, to complete the stirring work of concrete mixer.
Failure is self-regulated：
Agitating shaft 2 is forced to stop operating, and active rotating disk 63 continues to rotate under the drive of rotating shaft 5, static driven turntable
61, which give active rotating disk 63 1, upwards pressure, and forces the second ring gear 631 of active rotating disk 63 along the first ring gear 6112
The flank of tooth slides upwards so that active rotating disk 63 separates with driven turntable 61.Now the inwall of limited block 531 and active rotating disk 63 is not
Abut, second spring 532 forces limited block 531 to reset so that the projection of limited block 531 and the lower surface of active rotating disk 63
Abut, and then active rotating disk 63 is carried out spacing.
Continue to wind after fault clearance：
Draw ring 57 is pulled up, the projection of limited block 531 is drawn into the presence of bracing wire 56 in limit chamber 52, the
One spring 65 forces active rotating disk 63 to reset, and the end of the projection of limited block 531 abuts with the inwall of active rotating disk 63, simultaneously
Active rotating disk 63 is engaged with driven turntable 61.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in the scope of protection of the utility model by Patent Law.
Claims (9)
1. a kind of concrete mixer of failure self-regulation, including mixing drum（1）And positioned in mixing drum（1）The stirring at center
Axle（2）, it is characterized in that：The agitating shaft（2）Upper end be rotatably connected in mixing drum（1）On, the mixing drum（1）Upper end set
It is equipped with support frame（3）, support frame as described above（3）In be provided with drive mechanism（4）, the drive mechanism（4）Lower end be provided with by
Drive mechanism（4）Drive the rotating shaft of rotation（5）；The agitating shaft（2）With rotating shaft（5）Coaxially, the agitating shaft（2）Top set
It is equipped with drive rotating shaft（5）Rotate and can circumferentially rotate the clutch of separation（6）.
2. a kind of concrete mixer of failure self-regulation according to claim 1, it is characterized in that：The clutch
（6）Including being arranged on agitating shaft（2）The driven turntable of upper end（61）, sliding be set in rotating shaft（5）Bottom be used for drive it is driven
Rotating disk（61）The active rotating disk of rotation（63）And it is main turn disk（63）First spring of pretightning force is provided（65）；The active
Rotating disk（63）With rotating shaft（5）Between be provided with spin-ended key；The driven turntable（61）On be provided with the first ring gear（6112）, it is described
Active rotating disk（63）On be provided with and the first ring gear（6112）Second ring gear of engagement（631）, first ring gear（6112）With
Second ring gear（631）The flank of tooth on be tiltedly installed with the spigot surface mutually abutted.
3. a kind of concrete mixer of failure self-regulation according to claim 2, it is characterized in that：The rotating shaft（5）'s
Lower end is provided with lower limit disk（62）, the active rotating disk（63）Lower surface and lower limit disk（62）Upper surface abut, institute
State driven turntable（61）On offer for lower limit disk（62）Embedded groove（6111）, the lower limit disk（62）Lower end
Face and groove（6111）Bottom land be arranged at intervals.
4. a kind of concrete mixer of failure self-regulation according to Claims 2 or 3, it is characterized in that：The rotating shaft（5）
It is radially uniform to offer some limit chambers（52）, the limit chamber（52）In be respectively plugged with a locating part（53）, it is described spacing
Part（53）Including being partly embedded in rotating shaft（5）In limited block（531）And it is embedded in limit chamber（52）In with limited block（531）
The second spring of abutting（532）；The active rotating disk（63）With driven turntable（61）During separation, the locating part（53）It is connected to
Active rotating disk（63）Lower surface.
5. a kind of concrete mixer of failure self-regulation according to claim 4, it is characterized in that：The driven turntable
（61）Lower surface turn down the flange of a ring-type vertically downward along edge（612）；The mixing drum（1）Upper surface set
Have and be used for clamping flange（612）Chute（11）.
6. a kind of concrete mixer of failure self-regulation according to Claims 2 or 3, it is characterized in that：First bullet
Spring（65）Upper end abut and be provided with and be socketed on rotating shaft（5）The pad in outside（66）, the pad（66）Upper end abut set
Have and rotating shaft（5）Fixed upper limit disk（67）.
7. a kind of concrete mixer of failure self-regulation according to claim 1, it is characterized in that：The drive mechanism
（4）Including motor（41）And motor（41）Driving be used for drive rotating shaft（5）The gear-box of rotation（42）, the gear-box
（42）Inside it is provided with and motor（41）Motor axis connection the first helical gear（421）And and rotating shaft（5）Second helical teeth of connection
Wheel（422）, the first helical gear（421）Drive the second helical gear（422）Rotate.
8. a kind of concrete mixer of failure self-regulation according to claim 7, it is characterized in that：Support frame as described above（3）
On be embedded with thrust bearing（423）, the thrust bearing（423）Upper surface abut set restraining position ring block（424）.
9. a kind of concrete mixer of failure self-regulation according to claim 1, it is characterized in that：The drive mechanism
（4）Outside is with support frame（3）Protective cover is provided with for support set（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721007582.1U CN207027880U (en) | 2017-08-11 | 2017-08-11 | A kind of concrete mixer of failure self-regulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721007582.1U CN207027880U (en) | 2017-08-11 | 2017-08-11 | A kind of concrete mixer of failure self-regulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207027880U true CN207027880U (en) | 2018-02-23 |
Family
ID=61487111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721007582.1U Expired - Fee Related CN207027880U (en) | 2017-08-11 | 2017-08-11 | A kind of concrete mixer of failure self-regulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207027880U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390157A (en) * | 2020-06-03 | 2020-07-10 | 佛山市桂源锌合金材料有限公司 | Zinc alloy combination production line |
| CN113558131A (en) * | 2021-07-31 | 2021-10-29 | 福建好来屋食品工业有限公司 | Cotton candy correcting device |
-
2017
- 2017-08-11 CN CN201721007582.1U patent/CN207027880U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390157A (en) * | 2020-06-03 | 2020-07-10 | 佛山市桂源锌合金材料有限公司 | Zinc alloy combination production line |
| CN113558131A (en) * | 2021-07-31 | 2021-10-29 | 福建好来屋食品工业有限公司 | Cotton candy correcting device |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20190811 |
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| CF01 | Termination of patent right due to non-payment of annual fee |