CN109898493A - A kind of water conservancy construction vibroroller cmpacting device - Google Patents
A kind of water conservancy construction vibroroller cmpacting device Download PDFInfo
- Publication number
- CN109898493A CN109898493A CN201910260657.4A CN201910260657A CN109898493A CN 109898493 A CN109898493 A CN 109898493A CN 201910260657 A CN201910260657 A CN 201910260657A CN 109898493 A CN109898493 A CN 109898493A
- Authority
- CN
- China
- Prior art keywords
- groove
- interconnecting piece
- water conservancy
- conservancy construction
- casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Vibration Prevention Devices (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses a kind of water conservancy construction vibroroller cmpacting device, casing top has an installation cavity, and lower part has a groove；The right in installation cavity is equipped with driving motor, and the left side is equipped with the clump weight of balance drive motor weight；Rolling element includes that upper interconnecting piece rolls body under, the upper face of upper interconnecting piece is plane and its center has a raised cylinder upward, and the cylinder enters the driven wheel of differential that in installation cavity and its traversing through end is equipped with to be engaged with the drive bevel gear that the driving motor drives after passing through the slot bottom of the groove upward；The left and right sides of casing is also separately installed with the stabilizer blade of a foot wheel, and the stabilizer blade has retractility, and one of them in two stabilizer blades is nearby equipped with power motor；Connecting rod is fitted vertically on the extension bar of another stabilizer blade, the rack gear on connecting rod is engaged with roller gear.The present invention has preferable rolling effect, and adaptability is extremely strong, use easy to spread.
Description
Technical field
The invention belongs to water conservancy construction technical field more particularly to a kind of vibroroller cmpacting equipment.
Background technique
It in water conservancy construction, frequently encounters and needs road pavement, the work that ditch embankment etc. is rolled, existing roll sets
Standby mainly this kind of heavy equipment of road roller, in practice of construction generally according to the press of the size selection different size of project into
Row rolls,, sometimes can be in field due to condition of construction complexity but in water conservancy construction, therefore not all project
Road roller is suitable for be rolled, and for it is some it is lesser roll construct, the rolling apparatus of the routine such as road roller works spirit
Poor activity does not adapt to specific requirements, and rolling effect is also unsatisfactory, and operation and maintenance is also required to professional person's progress, gives
Engineering rapid construction brings great inconvenience.
Summary of the invention
It is an object of the invention to solve above-mentioned technical problem, a kind of water conservancy construction vibroroller cmpacting device, the water conservancy are provided
Construction Vibration rolling device has preferable rolling effect on the basis of structure simply is easy to make, and adaptability is extremely strong, is easy to
It promotes the use of.
Technical scheme is as follows:
A kind of water conservancy construction vibroroller cmpacting device, including casing, the casing top have an installation cavity, and lower part has
One groove；
The right in the installation cavity is equipped with driving motor, and the left side is equipped with the clump weight of balance drive motor weight；
Also extend through the rotatably mounted several shafts of groove two opposite side walls and a torque rod in the groove, every
The both ends of shaft and centre are mounted on an idler wheel, and are centrosymmetric between adjacent two idler wheel, wherein one end of shaft
End is equipped with drive bevel gear；The torque rod be respectively provided at two inner sidewall of groove when its rotation to predetermined position with
The top bracing member of the groove slot bottom support contact, wherein one end end of the torque rod is fixed with roller gear；
It further include the rolling element being arranged in below casing, which includes that upper interconnecting piece rolls body, upper company under
The upper face of socket part is plane and its center has a raised cylinder upward, and the cylinder passes through the groove upward
Entered after slot bottom in installation cavity and its traversing through end is equipped with engaged with the drive bevel gear that the driving motor drives it is driven
Bevel gear；The top of the upper interconnecting piece can be inserted into vertical sliding in the groove and the groove slot bottom and the upper connection
It is connected between the upper face in portion by several heavy-duty springs being vertically arranged, the elastic force of the heavy-duty spring is when so that on described
Interconnecting piece not exclusively skids off the notch of the groove when hanging；The bottom face of the upper interconnecting piece is that the dome shape of indent is recessed
Face, inside be closely combined with the same convex surface with dome shape it is described under roll body and make interconnecting piece fitting is lower to grind
It can be carried out when laminate top a certain range of free to slide；
The left and right sides of the casing is also separately installed with the stabilizer blade of a foot wheel, and the stabilizer blade has retractility, and
One of them in two stabilizer blades is nearby equipped with power motor, and power motor drives described turn by the drive bevel gear
The groove slot bottom of the casing is answered back in axis rotation with intermittence；Connecting rod is fitted vertically on the extension bar of another stabilizer blade, even
The rack gear being vertically arranged is fixed on bar, the rack gear is engaged with the roller gear so that stabilizer blade torsion when extending
Top bracing member on bull stick jacks up the casing upward to discharge the heavy-duty spring.
Beneficial effects of the present invention: rolling device provided by the invention may be selected with multiple-working mode, and work is flexible
Property is strong；And up-down vibration hits compression and the rotation effect of rolling combines, and can roll tamping with road pavement progress various dimensions, especially
Construct less uniform for quality, rotation is rolled can play certain stepless action to it, avoid single vertical vibration
The dynamic hollow situation in the part that may cause that rolls occurs, and is particularly suitable for that vertical grinding pressure demand is not high but construct quality point
The engineering of cloth unevenness.The configuration of the present invention is simple is easy to make maintenance, and generalization is good, with good economic efficiency and social effect
Benefit.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the top view of the relative mounting positions of the torque rod and shaft in groove.
Fig. 3 be upper interconnecting piece and under roll Detachable connection structure schematic diagram between body.
Fig. 4 is the schematic diagram of top bracing member.
Locations of structures relation schematic diagram of the Fig. 5 between cylinder and torque rod.
Component label instructions: casing 1, clump weight 2, driving motor 3, cylinder 4, torque rod 5, shaft 6, idler wheel 7, top bracing member
8, body 9, upper interconnecting piece 10, sliding block 11, cavity 12, stabilizer blade 13, extension bar 14, connecting rod 15, rack gear 16, roller gear are rolled under
17, power motor 18, driven wheel of differential 19, heavy-duty spring 20, balancing disk 21, sliding slot 1001, limit fin 1201.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
Present invention will be further explained below with reference to the attached drawings and examples:
As shown in Figure 1, a kind of water conservancy construction vibroroller cmpacting device, including casing 1,1 top of casing have a peace
It behave affectedly, lower part has a groove.The right in the installation cavity is equipped with driving motor 3, and the left side is equipped with balance drive motor 3
The clump weight 2 of weight, so that whole equipment distribution of weight is more uniform, rolling effect is more preferable.As depicted in figs. 1 and 2, in institute
It states and also extends through the rotatably mounted several shafts 6 of groove two opposite side walls and a torque rod 5 in groove, the two of every shaft 6
End and centre are mounted on an idler wheel 7, and are centrosymmetric between adjacent two idler wheel 7, and in production, idler wheel 7 can be used
Two perpendicular to shaft 6 spaced apart strut as mounting bracket, idler wheel 7 is mounted on the free end between mounting bracket,
When so that shaft 6 rotating, 7 wheel rim of idler wheel can be contacted with the slot bottom of groove, and generate crash shock.Wherein one end end of shaft 6
Portion is equipped with drive bevel gear, is used for input power；The torque rod 5 is respectively provided with when it is rotated extremely at two inner sidewall of groove
The top bracing member 8 contacted is supported when predetermined position with the groove slot bottom, which will when can go to vertical state upward
Monolithic case, which is held up, to be come；4 gear of cylinder of input power is fixed in wherein one end end of the torque rod 5.
As shown in Figure 1, the present embodiment further includes the rolling element being arranged in below casing 1, which includes upper company
Socket part 10 and under roll body 9, the upper face of upper interconnecting piece 10 is plane and its center has a raised cylinder 4 upward,
The cylinder 4 is entered after the slot bottom of the groove in installation cavity upward and its traversing through end is equipped with and the driving motor
The driven wheel of differential 19 of the 3 drive bevel gear engagements driven, with when needed, interconnecting piece 10 rotates in driving.The upper connection
The top in portion 10 can be inserted into vertical sliding in the groove and the upper face of the groove slot bottom and the upper interconnecting piece 10
Between be connected by several heavy-duty springs 20 being vertically arranged, the elastic force of the heavy-duty spring 20 is when so that the upper interconnecting piece 10
The notch of the groove is skidded off, not exclusively when hanging to guarantee the stability of structure.The bottom face of the upper interconnecting piece 10 is
The dome shape concave surface of indent, inside be closely combined with the same convex surface with dome shape it is described under roll body 9 and make
Upper interconnecting piece 10 can be carried out when rolling 9 top of body under being bonded it is a certain range of free to slide, the specific range of the sliding according to
It needs to set, is mainly contacted with bottom surface when rolling, can have enough freedom degrees, it will not clamping stagnation, damage in vibration.This
It is rolled under place and dismountable connection structure is preferably made between body 9 and upper interconnecting piece 10, so that opposite can slide therebetween,
It is free to slide in realization three-dimensional space, and can not be separated in sliding, it can be carried out to a certain degree under the effect of driving motor 3
Rotation；May be selected when specific implementation upper interconnecting piece 10 and under roll by magnetic connection between body 9, using permanent magnetism or electromagnetism
Connection, if electromagnet connects, by one of internal setting electromagnet, magnetism rolls interconnecting piece 10 down relatively
Body 9 skids, that is, realizes the sliding of certain free end.
As shown in Figure 1, the left and right sides of the casing 1 is also separately installed with the stabilizer blade 13 of a foot wheel, has and stretch
Contracting, this is mainly used for stabilizer blade 13 usually quickly to transport the rolling device, when stabilizer blade 13 all stretches out, can roll described
Component entirety lift-off ground and move rapidly.Power motor 18, power are installed near one of them in two stabilizer blades 13
Motor 18 drives the shaft 6 to rotate the groove slot bottom for answering back to the casing 1 with intermittence by the drive bevel gear, with
Heavy-duty spring 20 realizes vibration together.As embodiment, further, in order to protect weight in long-term idle or transport
Type spring 20 has been fitted vertically connecting rod on the extension bar 14 of another stabilizer blade 13, and one is fixed on connecting rod and is vertically arranged
Rack gear 16, the rack gear 16 is engaged with 4 gear of cylinder so that top bracing member 8 of the stabilizer blade 13 when extending on the torque rod 5
The casing 1 is jacked up to discharge the heavy-duty spring 20 upward, avoids heavy-duty spring 20 from being chronically at and significantly compress shape
State.
Working principle: when for small-scale manual vibroroller cmpacting, when in use, this device is first passed through into handle (in figure
It is not shown) articulated connection, then the device is moved on-site, is rolled people in tow, can should when on mega project
Device is installed on vehicle, and is dragged by vehicle.Either vehicle dragging or handle hingedly manually drag, the angle of connection
It should all voluntarily be selected according to actual landform, because loading angle problem leads to " overturning " that may be present when preventing dragging.?
Castor can be put down, to move quickly on station when in use as needed.The present apparatus can be with there are many operating mode
Selection, one is, pure vibration, i.e. driving motor 3 do not work, and power motor 18 works, so that rolling element is in spring and turns
Idler wheel 7 on axis 6 frequently hits the lower vibration realized on vertical direction of jacking.The second is only rolling, that is, start driving motor
3, under roll the rotation flattening-out of body 9.The third is being rolled while vibrating.
Preferentially, in order to enable vibration is steady, and structure is more simplified, the shaft 6 in groove before and after be respectively arranged
One, central location setting of the torque rod 5 between two shafts 6.
Further, in order to enable torque rod 5 is shored in the middle part of shell upward as far as possible, as shown in figure 5, in the side of cylinder 4
Having one on wall, perforative groove, the groove can hold the torque rod 5 and pass through and be freely rotated, in this way may be used in left-right direction
Torque rod 5 is arranged in by the position of housing center with reducing the interference of cylinder 4 to the greatest extent.
Further, in order to enable vibrating more uniform stabilization, the groove is rectangle, and the heavy-duty spring 20 is in square
Shape array arrangement.
Further, in order to more simply and effectively realize that upper interconnecting piece 10 rolls being detachably connected for body 9 under, such as Fig. 3
It is shown, it is respectively provided with a sliding block 11 in the edge two opposite sides of upper interconnecting piece 10, the top of body 9 is rolled under described by its edge
Place has an annular cavity 12, bottom of chamber of the opening of the cavity 12 towards the sliding block 11, with the cavity 12 of opening face
Being on its a certain diametric both ends respectively has a limit fin 1201, so that the sliding block 11 is inserted into the cavity
In 12 and along the cavity 12 move in a circle to when being contacted with corresponding fin, drive it is described under roll body 9 and rotate together,
Yielding rubber can also be arranged in the side of two fins, to reduce collision impact when contacting with 11 side of sliding block.
Further, the sliding block 11 is the stretching structure in gap between the bottom of chamber of the changeable and described cavity 12, i.e., sliding
Its adjustable length of block 11, so that Variable between the free end of sliding block 11 and the bottom of chamber of cavity 12, i.e., so that upper connection
The sliding scale that portion 10 is rolled under on body 9 is bigger, flexibly adjustable, is suitable for specific need of work.
Further, as shown in figure 4, top bracing member 8 is the plate structure vertical with torque rod 5, with the groove slot bottom
The side to connect has the notch of a U, can make the effect of shoring more effective in this way, more stable, while reducing and shoring
The material consumption of part 8, structure are also stronger.
When further, due to the setting, especially multiple power motors 18 of power motor 18, it will cause and entirely roll dress
Left and right weight serious unbalance is set, for counterpoise, as shown in Figure 1, also setting on 1 outer wall of casing of side where 4 gear of cylinder
There is the balancing disk 21 for balancing the power motor 18.
Further, as shown in figures 1 and 3, the upper face of the upper interconnecting piece 10 has a ring by its edge
The sliding slot 1001 of shape, the torque rod 5 and shaft 6 be respectively positioned in same plane and the top bracing member 8 in a non-operative state under
Drawdown enters in the sliding slot 1001.The structure can make torque rod 5 and shaft 6 design in the same plane, and groove can be with
With a lesser design size (if not, torque rod 5 will must be installed upward, so that enough receivings are reserved in lower section
The size of top bracing member 8, design will increase groove size in this way, so that structure is huger without compact, it can in the case where vibrating operating condition
It can be reduced by property).
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (9)
1. a kind of water conservancy construction vibroroller cmpacting device, it is characterised in that: including casing, the casing top has an installation
Chamber, lower part have a groove；
The right in the installation cavity is equipped with driving motor, and the left side is equipped with the clump weight of balance drive motor weight；
The rotatably mounted several shafts of groove two opposite side walls and a torque rod, every shaft are also extended through in the groove
Both ends and centre be mounted on an idler wheel, and be centrosymmetric between adjacent two idler wheel, wherein one end end of shaft
Drive bevel gear is installed；The torque rod be respectively provided at two inner sidewall of groove when its rotation to predetermined position with it is described
The top bracing member of groove slot bottom support contact, wherein one end end of the torque rod is fixed with roller gear；
It further include the rolling element being arranged in below casing, which includes that upper interconnecting piece rolls body, upper interconnecting piece under
Upper face be plane and its center has a raised cylinder upward, the cylinder passes through the slot bottom of the groove upward
The slave mantle tooth that in installation cavity and its traversing through end is equipped with to be engaged with the drive bevel gear that the driving motor drives is entered afterwards
Wheel；The top of the upper interconnecting piece can be inserted into vertical sliding in the groove and the groove slot bottom and the upper interconnecting piece
It is connected between upper face by several heavy-duty springs being vertically arranged, the elastic force of the heavy-duty spring is when so that the upper connection
Portion not exclusively skids off the notch of the groove when hanging；The bottom face of the upper interconnecting piece is the dome shape concave surface of indent,
Inside be closely combined with the same convex surface with dome shape it is described under roll body and roll body under interconnecting piece is bonded
It can be carried out when top a certain range of free to slide；
The left and right sides of the casing is also separately installed with the stabilizer blade of a foot wheel, and the stabilizer blade has retractility, and two
One of them in stabilizer blade is nearby equipped with power motor, and power motor drives the shaft to revolve by the drive bevel gear
Turn the groove slot bottom that the casing is answered back to intermittence；Connecting rod is fitted vertically on the extension bar of another stabilizer blade, on connecting rod
It is fixed with the rack gear being vertically arranged, the rack gear is engaged with the roller gear so that stabilizer blade torque rod when extending
On top bracing member the casing is jacked up upward to discharge the heavy-duty spring.
2. water conservancy construction vibroroller cmpacting device according to claim 1, it is characterised in that: before and after the shaft is in groove
Each setting one, central location setting of the torque rod between two shafts.
3. water conservancy construction vibroroller cmpacting device according to claim 2, it is characterised in that: have one on the side wall of the cylinder
A groove perforative in left-right direction, the groove can hold the torque rod and pass through and be freely rotated.
4. water conservancy construction vibroroller cmpacting device according to claim 1, it is characterised in that: the groove is rectangle, described
Heavy-duty spring rectangular array arrangement.
5. water conservancy construction vibroroller cmpacting device according to claim 1, it is characterised in that: the edge two-phase of the upper interconnecting piece
Opposite side is respectively provided with a sliding block, and the top that body is rolled under described has an annular cavity, the cavity by its edge
Opening towards the sliding block, being on its a certain diametric both ends respectively with the bottom of chamber of the cavity of opening face has a limit
Position fin, so that the sliding block is inserted into the cavity and moves in a circle along the cavity to corresponding fin and contact
When, body, which is rolled, under drive is described rotates together.
6. water conservancy construction vibroroller cmpacting device according to claim 5, it is characterised in that: the sliding block be it is changeable with it is described
The stretching structure in gap between the bottom of chamber of cavity.
7. water conservancy construction vibroroller cmpacting device according to claim 1, it is characterised in that: the top bracing member is to hang down with torque rod
Straight plate structure, the side to connect with the groove slot bottom have the notch of a U.
8. water conservancy construction vibroroller cmpacting device according to claim 1, it is characterised in that: the machine of side where the roller gear
The balancing disk for balancing the power motor is additionally provided on shell outer wall.
9. water conservancy construction vibroroller cmpacting device according to claim 1, it is characterised in that: the upper face of the upper interconnecting piece
There is an annular sliding slot by its edge, the torque rod is respectively positioned in same plane with shaft and the top bracing member is non-
It is sagging under working condition to protrude into the sliding slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910260657.4A CN109898493B (en) | 2019-04-02 | 2019-04-02 | Water conservancy construction vibration rolling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910260657.4A CN109898493B (en) | 2019-04-02 | 2019-04-02 | Water conservancy construction vibration rolling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109898493A true CN109898493A (en) | 2019-06-18 |
| CN109898493B CN109898493B (en) | 2020-08-28 |
Family
ID=66954294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910260657.4A Active CN109898493B (en) | 2019-04-02 | 2019-04-02 | Water conservancy construction vibration rolling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109898493B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113463616A (en) * | 2021-07-23 | 2021-10-01 | 孙文英 | Be used for water conservancy construction vibration rolling machine of being convenient for to remove |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29707017U1 (en) * | 1997-04-18 | 1997-07-10 | Wacker-Werke Gmbh & Co Kg, 85084 Reichertshofen | Ramming device for soil compaction |
| DE102012025376A1 (en) * | 2012-12-27 | 2014-07-03 | Wacker Neuson Produktion GmbH & Co. KG | VIBRATING ARMOR FOR STEERING FLOOR COMPENSATING DEVICES |
| CN203890843U (en) * | 2014-06-16 | 2014-10-22 | 刘瑞 | Highway earth rammer used for civil engineering |
| WO2016029317A1 (en) * | 2014-08-28 | 2016-03-03 | Sorg Daniel | Vibratory plate compactor with grading means |
| CN207295686U (en) * | 2017-07-10 | 2018-05-01 | 云南建投第二建设有限公司 | A kind of civil engineering quick earth ramming device of portable ground |
| CN208136895U (en) * | 2017-11-20 | 2018-11-23 | 江西省地质工程(集团)公司 | A kind of Municipal Engineering Construction impacting type soil compression equipment |
| CN208219613U (en) * | 2018-04-28 | 2018-12-11 | 惠安易成机电设备工程有限公司 | A kind of hydraulic engineering fills vibrating roller with the earthwork |
-
2019
- 2019-04-02 CN CN201910260657.4A patent/CN109898493B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29707017U1 (en) * | 1997-04-18 | 1997-07-10 | Wacker-Werke Gmbh & Co Kg, 85084 Reichertshofen | Ramming device for soil compaction |
| DE102012025376A1 (en) * | 2012-12-27 | 2014-07-03 | Wacker Neuson Produktion GmbH & Co. KG | VIBRATING ARMOR FOR STEERING FLOOR COMPENSATING DEVICES |
| CN203890843U (en) * | 2014-06-16 | 2014-10-22 | 刘瑞 | Highway earth rammer used for civil engineering |
| WO2016029317A1 (en) * | 2014-08-28 | 2016-03-03 | Sorg Daniel | Vibratory plate compactor with grading means |
| CN207295686U (en) * | 2017-07-10 | 2018-05-01 | 云南建投第二建设有限公司 | A kind of civil engineering quick earth ramming device of portable ground |
| CN208136895U (en) * | 2017-11-20 | 2018-11-23 | 江西省地质工程(集团)公司 | A kind of Municipal Engineering Construction impacting type soil compression equipment |
| CN208219613U (en) * | 2018-04-28 | 2018-12-11 | 惠安易成机电设备工程有限公司 | A kind of hydraulic engineering fills vibrating roller with the earthwork |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113463616A (en) * | 2021-07-23 | 2021-10-01 | 孙文英 | Be used for water conservancy construction vibration rolling machine of being convenient for to remove |
| CN113463616B (en) * | 2021-07-23 | 2024-03-15 | 孙文英 | A vibration rolling machine that is used for hydraulic construction to be convenient for remove |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109898493B (en) | 2020-08-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8302993B2 (en) | Support device for walking machines | |
| CN107524071B (en) | A kind of double drive formula highway construction road roller | |
| CN109972479A (en) | A kind of water conservancy construction vibrating compaction device | |
| CN109898493A (en) | A kind of water conservancy construction vibroroller cmpacting device | |
| CN108908033A (en) | A kind of communication apparatus production shell grinding apparatus having a safety feature | |
| CN215104460U (en) | Leveling equipment for highway construction | |
| CN214603647U (en) | Slewing bearing edge grinding equipment | |
| CN206825156U (en) | A kind of cardboard boxboard sanding apparatus | |
| CN209050519U (en) | A kind of piston ring repair equipment | |
| CN206825282U (en) | The fixture for being easy to steam turbine air chamber both ends to assemble | |
| CN106193637A (en) | A kind of scalable building materials heap preventer | |
| CN110466629B (en) | Agricultural machinery chassis suitable for different topography | |
| CN107618049A (en) | A kind of rollover-resistant mechanism on robot base | |
| CN210889327U (en) | Direct-connection rotary vane vacuum pump mounting base with damping device | |
| CN208394632U (en) | A kind of fixed device of the easy-to-dismount crane of dynamoelectric dual-purpose | |
| CN108166364A (en) | A kind of build concrete sanding machine for being adjusted in synchronism polishing cutting | |
| CN210214633U (en) | Place more stable hoist support | |
| CN211080194U (en) | Stable ramming device for building construction | |
| CN105923586A (en) | Self-stability supporting device for building | |
| CN207177396U (en) | A kind of aerial floor parking lot | |
| CN207470212U (en) | Tunnel longitudinal direction waterstop protection disk | |
| CN216112828U (en) | Street machine base convenient to remove | |
| CN205997871U (en) | A kind of vehicle traveling auxiliary body | |
| CN205953331U (en) | Compensating beam hoist | |
| CN215470403U (en) | Square tube surface polishing treatment equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |