CN107653868B - A kind of town road tamping unit - Google Patents

A kind of town road tamping unit Download PDF

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Publication number
CN107653868B
CN107653868B CN201710853150.0A CN201710853150A CN107653868B CN 107653868 B CN107653868 B CN 107653868B CN 201710853150 A CN201710853150 A CN 201710853150A CN 107653868 B CN107653868 B CN 107653868B
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CN
China
Prior art keywords
cavity
lifting carriage
compacting
rectangle
locking
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Active
Application number
CN201710853150.0A
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Chinese (zh)
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CN107653868A (en
Inventor
郭俊黎
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Shaanxi three and Construction Engineering Co., Ltd.
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Shaanxi Three And Construction Engineering Co Ltd
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Priority to CN201710853150.0A priority Critical patent/CN107653868B/en
Publication of CN107653868A publication Critical patent/CN107653868A/en
Application granted granted Critical
Publication of CN107653868B publication Critical patent/CN107653868B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/02Improving by compacting
    • E02D3/046Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/02Improving by compacting
    • E02D3/046Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
    • E02D3/068Vibrating apparatus operating with systems involving reciprocating masses

Abstract

The invention discloses a kind of town road tamping units, including moving body and the compacting body being fixedly mounted in moving body, up and down through the lifting carriage slot equipped with rectangle in rammer compacter body, it is connected in the inner wall of lifting carriage slot lower lateral section around equipped with the first cavity, it is rotatably assorted in first cavity and is connected with internal thread turntable, the first drive cavity is equipped in rammer compacter body on the right side of first cavity in wall body, it is rotatably assorted in first drive cavity and is connected with gear, gear top is connected with first motor, first motor outer surface is in the first drive cavity top inner wall and is fixedly connected, internal thread turntable outer surface surround and is installed with ring gear portion, maximum circumscribed circle stretches into the first drive cavity and engages connection with maximum circumscribed circle on the left of gear on the right side of ring gear portion;The configuration of the present invention is simple, it is easy to operate, by driving the compaction plate of compacting linkage mechanism bottom to realize reciprocal Ramming operation by compacting transmission mechanism, improve the working efficiency of compacting.

Description

A kind of town road tamping unit
Technical field
The present invention relates to municipal road construction technical field, specifically a kind of town road tamping unit.
Background technology
Currently, constructing in compact road or when soil property is worked than relatively soft road surface, in order to improve road surface Crushing resistance can all use rammer compacter, and traditional compacting is tamped using the oscillatory type rammer compacter manually moved either large hydraulic, This compacting mode speed is slow, and acting surface is small, and advantage is rough when earthwork construction being caused to be compacted the earthwork in the process, and energy consumption is compared It is huge, increase the construction cost on road surface so that the efficiency of construction substantially reduces, and increases the cost of construction.
Invention content
Technical problem to be solved by the invention is to provide a kind of town road tamping units, can solve above-mentioned present The problems in technology.
The present invention is achieved through the following technical solutions:A kind of town road tamping unit of the present invention, including move Motor vehicles bodies and the compacting body being fixedly mounted in the moving body, up and down through equipped with rectangle in the rammer compacter body Lifting carriage slot is connected in the inner wall of the lifting carriage slot lower lateral section around being equipped with the first cavity, in first cavity It is rotatably assorted and is connected with internal thread turntable, be equipped with the first transmission in the rammer compacter body on the right side of first cavity in wall body Chamber is rotatably assorted in first drive cavity and is connected with gear, and the gear top is connected with first motor, and described first Outer surface of motor is in the first drive cavity top inner wall and is fixedly connected, and internal thread turntable outer surface is around fixed Ring portion with teeth, the maximum circumscribed circle in ring gear portion right side stretch into first drive cavity and external with maximum on the left of the gear Circle engagement connects, and the second extended up and down drive cavity, institute are equipped in the right side inner wall in the lifting carriage slot upper lateral section It states to be rotatably assorted in the second drive cavity bottom stage and is connected with the first cone pulley, the first cone pulley right-hand end and the cooperation of the second motor connect It connects, second outer surface of motor is in inner wall on the right side of second drive cavity and is fixedly connected, in the lifting carriage slot Sliding connection compacting executing agency, the compacting executing agency is by the rectangle that is slidably connected with the lifting carriage slot Lifting carriage block and the elevating screw thread portion composition for being fixed on the rectangle lifting carriage block bottom, the rectangle lifting carriage block It is interior to be equipped with directed cavity, it is equipped with the second cavity in the rectangle lifting carriage block above the directed cavity, is set in the directed cavity There is compacting linkage mechanism, the compacting driver to be connected with the compacting linkage mechanism is equipped in second cavity Structure, is equipped with lock slots on the left of the rectangle lifting carriage block in outer end face, in the inner left wall of the lifting carriage slot upper lateral section Equipped with the locking executing agency to be connect with the lock slots lock fit.
Preferably technical solution, the compacting linkage mechanism includes the guiding being slidably connected with the directed cavity The on the guide pad and upper and lower extended catch bar of block and fixed setting, institute is run through in catch bar bottom extended segment It states elevating screw thread portion bottom end face and end is stretched out outside the compacting body bottom end face, the compacting body bottom end is fixed There are compaction plate, the catch bar top extended segment to be slided through the rectangle lifting between second cavity and the directed cavity Motion block inner wall and sliding connection, catch bar top extending end stretch into second cavity, the guide pad The promotion rod outer surface in second cavity of lower section is around equipped with top pressure spring.
Preferably technical solution, the compacting transmission mechanism include be rotatably arranged in second cavity and with institute The cam of catch bar top end top pressure mating connection is stated, the extended rotation axis in left and right is installed on the cam, it is described Extending end is rotatably assorted with the second cavity inner left wall on the left of rotation axis connect, and extended segment is run through on the right side of the rotation axis The rectangle lifting carriage block right end face, rotation axis right side extending end stretches into second drive cavity and end is solid Equipped with to engaged with first cone pulley connection the second cone pulley.
Preferably technical solution, the locking executing agency include that right-hand end is connected with the lifting carriage slot and sets The locking sliding groove and the sliding locking rod being arranged in the locking sliding groove that is slidably matched, the sliding locking rod set are left Side end face screw-internal thread fit is connected with locking screw thread bar, and the locking screw thread bar left distal end is connected with third motor, institute Third outer surface of motor is stated in wall body in the rammer compacter body on the left of the locking sliding groove and is fixedly connected.
The beneficial effects of the invention are as follows:
1. by lifting carriage slot be slidably connected compacting executing agency, compacting executing agency by with lifting carriage slot The rectangle lifting carriage block of sliding connection and the elevating screw thread portion composition for being fixed on rectangle lifting carriage block bottom, rectangle Directed cavity is set in lifting carriage block, the second cavity is set in the rectangle lifting carriage block above directed cavity, and compacting connection is set in directed cavity Motivation structure, the compacting transmission mechanism to be connected with compacting linkage mechanism is set in the second cavity, and rectangle lifting carriage block is left Lock slots are set in the outer end face of side, and the lock to be connect with lock slots lock fit is set in the inner left wall of lifting carriage slot upper lateral section Executing agency is determined, to realize the lifting work for automatically controlling compacting executing agency and the reciprocal compacting work for tamping executing agency Make, improves work efficiency, reduce worker's amount of labour.
2. including the guide pad being slidably connected with directed cavity and being fixed at guiding by tamping linkage mechanism Extended catch bar on block and up and down, catch bar bottom extended segment is through elevating screw thread portion bottom end face and end stretching rammer Outside real machine body bottom end face, the fixed compaction plate of body bottom end is tamped, extended segment is run through the second cavity and led at the top of catch bar To the rectangle lifting carriage block inner wall between chamber and sliding connection, extending end stretches into the second cavity at the top of catch bar Interior, the promotion rod outer surface below guide pad in the second cavity is automatically controlled to realize by catch bar around top pressure spring is set Compaction plate is driven to carry out Ramming operation downwards, meanwhile, it drives compaction plate to realize by the top pressure spring control of guide pad bottom and resets Work.
3. including being rotatably arranged in the second cavity and coordinating with catch bar top end top pressure by tamping transmission mechanism The cam of connection, the extended rotation axis in fixed left and right on cam, on the left of rotation axis extending end in the second cavity left side Wall is rotatably assorted connection, and rectangle lifting carriage block right end face is run through in extended segment on the right side of rotation axis, extending end on the right side of rotation axis It stretches into the second drive cavity and end is fixed to engage the second cone pulley of connection with the first cone pulley, to by the rotation band of cam The dynamic catch bar stretched into the second cavity carries out continuing reciprocal lower work, to improve Ramming operation efficiency.
4. the configuration of the present invention is simple, easy to operate, convenient by the screw-thread fit of internal thread turntable and elevating screw thread portion Compaction plate is packed up, to be moved easily and transport, meanwhile, connected by automatically controlling the first cone pulley and the second cone pulley clutch cooperation It connects, prevents from generating to shake when transport causing equipment attrition, service life is improved, by automatically controlling drive compaction plate by catch bar Ramming operation is carried out downwards, meanwhile, it drives compaction plate to realize by the top pressure spring control of guide pad bottom and resets work, to real Now reciprocal Ramming operation improves the working efficiency of compacting, realizes that the overall operation of the present apparatus is stablized by locking executing agency Property.
Description of the drawings
The present invention is described in detail by following specific embodiment and attached drawing for ease of explanation,.
Fig. 1 is overall structure diagram outside a kind of town road tamping unit of the present invention;
Fig. 2 is overall structure diagram inside a kind of town road tamping unit of the present invention;
Fig. 3 is the external overall structure diagram of the compacting executing agency of the present invention;
Fig. 4 is the structural schematic diagram of the cam of the present invention;
Structural schematic diagram when Fig. 5 is a kind of town road tamping unit ramming work of the present invention.
Specific implementation mode
As Figure 1-Figure 5, a kind of town road tamping unit of the invention, including moving body 7 and fixed installation Compacting body 9 in the moving body 7, it is described to tamp in body 9 up and down through the lifting carriage slot 91 equipped with rectangle, institute It states and is connected in the inner wall of 91 lower lateral section of lifting carriage slot around the first cavity 92 is equipped with, be rotatably assorted in first cavity 92 It is connected with internal thread turntable 921, the first drive cavity is equipped in 9 inner wall of compacting body on first cavity, 92 right side 93, it is rotatably assorted in first drive cavity 93 and is connected with gear 931,931 top of the gear connects with the cooperation of first motor 932 It connects, 932 outer surface of the first motor is in 93 top inner wall of the first drive cavity and is fixedly connected, and the internal thread turns First drive cavity is stretched into 921 outer surface of disk around ring gear portion 922, the maximum circumscribed circle in 922 right side of the ring gear portion is installed with Connection, the right side inner wall in 91 upper lateral section of lifting carriage slot are engaged in 93 and with the maximum circumscribed circle in 931 left side of the gear It is interior to be equipped with the second extended up and down drive cavity 94, it is rotatably assorted in 94 bottom stage of the second drive cavity and is connected with the first cone Wheel 941,941 right-hand end of the first cone pulley and the second motor 942 are connected, and 942 outer surface of the second motor is embedded in institute It states in 94 right side inner wall of the second drive cavity and is fixedly connected, sliding connection compacting executing agency in the lifting carriage slot 91 8, the compacting executing agency 8 is by the rectangle lifting carriage block 81 being slidably connected with the lifting carriage slot 91 and fixation It is formed in the elevating screw thread portion 82 of 81 bottom of rectangle lifting carriage block, directed cavity is equipped in the rectangle lifting carriage block 81 810, the second cavity 814 is equipped in the rectangle lifting carriage block 81 of the top of the directed cavity 810, in the directed cavity 810 Equipped with compacting linkage mechanism, it is equipped in second cavity 814 and is passed to the compacting being connected with the compacting linkage mechanism Motivation structure, the 81 left side outer end face of rectangle lifting carriage block is interior to be equipped with lock slots 818,91 upper lateral section of lifting carriage slot The locking executing agency 95 to be connect with 818 lock fit of the lock slots is equipped in inner left wall.
Valuably, the compacting linkage mechanism include the guide pad 811 being slidably connected with the directed cavity 810 and It is fixed at catch bar 812 extended on the guide pad 811 and up and down, 812 bottom extended segment of the catch bar is passed through It wears 82 bottom end face of elevating screw thread portion and end is stretched out outside 9 bottom end face of compacting body, 9 bottom of compacting body End is installed with compaction plate 83, and 812 top extended segment of the catch bar is through second cavity 814 and the directed cavity 810 Between 81 inner wall of rectangle lifting carriage block and sliding connection, 812 top extending end of the catch bar stretch into In second cavity 814,812 outer surface of the catch bar below the guide pad 811 in second cavity 814 is surround Equipped with top pressure spring 813, compaction plate 83 is driven to carry out Ramming operation downwards to realize to be automatically controlled by catch bar 812, meanwhile, It drives compaction plate 83 to realize by the control of top pressure spring 813 of 811 bottom of guide pad and resets work.
Valuably, the compacting transmission mechanism include be rotatably arranged in second cavity 814 and with the catch bar The cam 815 that 812 top end top pressures are connected is installed with the extended rotation axis 816 in left and right on the cam 815, 816 left side extending end of the rotation axis is rotatably assorted with 814 inner left wall of the second cavity and connect, the rotation axis 816 81 right end face of rectangle lifting carriage block is run through in right side extended segment, and 816 right side extending end of the rotation axis stretches into described In second drive cavity 94 and end is installed with to engage the second cone pulley 817 of connection with first cone pulley 941, to by convex The rotation of wheel 815 drives the catch bar 812 stretched into the second cavity 814 to carry out continuing reciprocal lower work, to improve compacting Working efficiency.
Valuably, the locking executing agency 95 includes that right-hand end is connected the locking of setting with the lifting carriage slot 91 Sliding groove 951 and the sliding locking rod 952 being arranged in the locking sliding groove 951 that is slidably matched, the sliding locking rod 952 left end face screw-internal thread fits are connected with locking screw thread bar 954,954 left distal end of locking screw thread bar and third motor 953 are connected, compacting body 9 inner wall of 953 outer surface of third motor embedded in 951 left side of locking sliding groove It in vivo and is fixedly connected, to realize the overall operation stability of the present apparatus.
When original state, guide pad 811 is located at the top position in directed cavity 810, at this point, the drive of guide pad 811 pushes away 812 top extended segment of lever is utmostly stretched into the second cavity 814, meanwhile, make 812 top end of catch bar and cam 815 The outer surface top pressure of upper recess is connected, at this point, rectangle lifting carriage block 81 is utmostly located in lifting carriage slot 91 Top position, and make 81 top end end face of rectangle lifting carriage block with compacting 9 top end surface of body be in same level, Meanwhile 82 bottom outer surface of elevating screw thread portion being made to be connect with 921 screw-thread fit of internal thread turntable, at this point, catch bar 812 drives bottom The compaction plate 83 of portion end utmostly far from road surface, meanwhile, make the second cone pulley 817 utmostly far from the first cone pulley 941 1 Side, at this point, lock slots 818 are utmostly located at the 81 left side outer end face of rectangle lifting carriage block of 95 top of locking executing agency It is interior.
When needing road Ramming operation, is rotated with moving gear 931 by first motor 932, driven by gear 931 first Internal thread turntable 921 rotates, and then drives 82 slide downward of elevating screw thread portion by internal thread turntable 921, and then by elevating screw thread Portion 82 drives the rectangle lifting carriage block 81 at 82 top of elevating screw thread portion gradually to be slided along 91 bottom direction of lifting carriage slot, together When, so that the compaction plate 83 of 812 bottom of catch bar is moved closer to one Slideslip of road surface, meanwhile, it is driven by rectangle lifting carriage block 81 Second cone pulley 817 is gradually towards 941 1 Slideslip of the first cone pulley, until 941 left side of 817 bottom right side of the second cone pulley and the first cone pulley When the engagement connection of top, at this point, control first motor 932 stops operating, meanwhile, make 81 left side outer end face of rectangle lifting carriage block On lock slots 818 be moved to locking 951 right end relative position of sliding groove, at this point, pass through third motor 953 drive locking Threaded rod 954 rotates, and right direction of the sliding locking rod 952 gradually in locking sliding groove 951 is driven by locking screw thread bar 954 Sliding, until 952 right end of sliding locking rod, which utmostly stretches into lock slots 818, completes lock fit connection, this time control Third motor 953 processed stops operating, meanwhile, the second motor 942 of control drives the rotation of the first cone pulley 941, and then by the first cone pulley 941 drive the rotation of the second cone pulley 817, and then drive the cam 815 in rotation axis 816 and rotation axis 816 by the second cone pulley 817 Rotation so that the protrusion on cam 815 continues 812 top end of top pressure catch bar, at this point, making catch bar 812 by cam 815 push and pull and are back and forth slided up and down work by the pressure on top surface realization of top pressure spring 813, to realize by 812 band of catch bar The compaction plate 83 of dynamic bottom realizes quick Ramming operation.
The beneficial effects of the invention are as follows:
1. by lifting carriage slot be slidably connected compacting executing agency, compacting executing agency by with lifting carriage slot The rectangle lifting carriage block of sliding connection and the elevating screw thread portion composition for being fixed on rectangle lifting carriage block bottom, rectangle Directed cavity is set in lifting carriage block, the second cavity is set in the rectangle lifting carriage block above directed cavity, and compacting connection is set in directed cavity Motivation structure, the compacting transmission mechanism to be connected with compacting linkage mechanism is set in the second cavity, and rectangle lifting carriage block is left Lock slots are set in the outer end face of side, and the lock to be connect with lock slots lock fit is set in the inner left wall of lifting carriage slot upper lateral section Executing agency is determined, to realize the lifting work for automatically controlling compacting executing agency and the reciprocal compacting work for tamping executing agency Make, improves work efficiency, reduce worker's amount of labour.
2. including the guide pad being slidably connected with directed cavity and being fixed at guiding by tamping linkage mechanism Extended catch bar on block and up and down, catch bar bottom extended segment is through elevating screw thread portion bottom end face and end stretching rammer Outside real machine body bottom end face, the fixed compaction plate of body bottom end is tamped, extended segment is run through the second cavity and led at the top of catch bar To the rectangle lifting carriage block inner wall between chamber and sliding connection, extending end stretches into the second cavity at the top of catch bar Interior, the promotion rod outer surface below guide pad in the second cavity is automatically controlled to realize by catch bar around top pressure spring is set Compaction plate is driven to carry out Ramming operation downwards, meanwhile, it drives compaction plate to realize by the top pressure spring control of guide pad bottom and resets Work.
3. including being rotatably arranged in the second cavity and coordinating with catch bar top end top pressure by tamping transmission mechanism The cam of connection, the extended rotation axis in fixed left and right on cam, on the left of rotation axis extending end in the second cavity left side Wall is rotatably assorted connection, and rectangle lifting carriage block right end face is run through in extended segment on the right side of rotation axis, extending end on the right side of rotation axis It stretches into the second drive cavity and end is fixed to engage the second cone pulley of connection with the first cone pulley, to by the rotation band of cam The dynamic catch bar stretched into the second cavity carries out continuing reciprocal lower work, to improve Ramming operation efficiency.
4. the configuration of the present invention is simple, easy to operate, by the screw-thread fit of internal thread turntable and elevating screw thread portion, facilitate rammer Solid plate is packed up, to be moved easily and transport, meanwhile, it is connected by automatically controlling the first cone pulley and the second cone pulley clutch, Prevent from generating to shake when transport causing equipment attrition, improve service life, by automatically controlled from catch bar drive compaction plate to Lower carry out Ramming operation, meanwhile, it drives compaction plate to realize by the top pressure spring control of guide pad bottom and resets work, to realize Reciprocal Ramming operation improves the working efficiency of compacting, and the overall operation stability of the present apparatus is realized by locking executing agency.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention Protection domain should be determined by the scope of protection defined in the claims.

Claims (2)

1. a kind of town road tamping unit, including moving body and the compacting body that is fixedly mounted in moving body, It is characterized in that:It is connected in the lifting carriage slot equipped with rectangle, the inner wall of lifting carriage slot lower lateral section up and down in rammer compacter body It is logical to be rotatably assorted in the first cavity around the first cavity is equipped with and be connected with internal thread turntable, the compacting body on the right side of the first cavity It is equipped with the first drive cavity in inner wall, is rotatably assorted in the first drive cavity and is connected with gear, gear top coordinates with first motor Connection, first motor outer surface is in the first drive cavity top inner wall and is fixedly connected, and internal thread turntable outer surface is around solid Equipped with ring gear portion, maximum circumscribed circle stretches into the first drive cavity and engages company with maximum circumscribed circle on the left of gear on the right side of ring gear portion It connects, the second extended up and down drive cavity, the second drive cavity bottom is equipped in the right side inner wall in lifting carriage slot upper lateral section It is rotatably assorted in section and is connected with the first cone pulley, the first cone pulley right-hand end and the second motor are connected, and the second outer surface of motor is embedding In inner wall and be fixedly connected on the right side of the second drive cavity, in lifting carriage slot sliding connection compacting executing agency, compacting hold Row mechanism is by the rectangle lifting carriage block that is slidably connected with lifting carriage slot and is fixed on rectangle lifting carriage block bottom Elevating screw thread portion composition, directed cavity is equipped in rectangle lifting carriage block, is equipped in the rectangle lifting carriage block above directed cavity Second cavity is equipped with compacting linkage mechanism in directed cavity, is equipped with to be connected with compacting linkage mechanism in the second cavity Transmission mechanism is tamped, outer end face is interior equipped with lock slots, the inner left wall of lifting carriage slot upper lateral section on the left of rectangle lifting carriage block The interior locking executing agency being equipped with to be connect with lock slots lock fit;The compacting linkage mechanism includes and the directed cavity The guide pad of sliding connection and fixed setting extended catch bar on the guide pad and up and down, the promotion Bar bottom extended segment is outside elevating screw thread portion bottom end face and the end stretching compacting body bottom end face, the rammer Real machine body bottom end is installed with compaction plate, at the top of the catch bar extended segment through second cavity and the directed cavity it Between the rectangle lifting carriage block inner wall and sliding connection, extending end stretches into described second at the top of the catch bar In cavity, the promotion rod outer surface below the guide pad in second cavity is around equipped with top pressure spring;The rammer Real transmission mechanism includes being rotatably arranged in second cavity and being connected with the catch bar top end top pressure convex It takes turns, the extended rotation axis in left and right, the rotation axis left side extending end and second cavity is installed on the cam Inner left wall is rotatably assorted connection, and the rectangle lifting carriage block right end face is run through in extended segment on the right side of the rotation axis, described Extending end stretches into second drive cavity on the right side of rotation axis and end is installed with to engage connection with first cone pulley The second cone pulley.
2. a kind of town road tamping unit according to claim 1, it is characterised in that:The locking executing agency includes Right-hand end be connected with the lifting carriage slot setting locking sliding groove and be slidably matched be arranged in the locking sliding groove Interior sliding locking rod, the sliding locking rod left end face screw-internal thread fit are connected with locking screw thread bar, the locking screw thread Bar left distal end is connected with third motor, the rammer of the third outer surface of motor on the left of the locking sliding groove Wall body is interior in real machine body and is fixedly connected.
CN201710853150.0A 2017-09-20 2017-09-20 A kind of town road tamping unit Active CN107653868B (en)

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Application Number Priority Date Filing Date Title
CN201710853150.0A CN107653868B (en) 2017-09-20 2017-09-20 A kind of town road tamping unit

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Application Number Priority Date Filing Date Title
CN201710853150.0A CN107653868B (en) 2017-09-20 2017-09-20 A kind of town road tamping unit

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CN107653868A CN107653868A (en) 2018-02-02
CN107653868B true CN107653868B (en) 2018-07-27

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108375229A (en) * 2018-03-10 2018-08-07 董凯 A kind of geothermal heating wetting system
CN109348743A (en) * 2018-11-16 2019-02-19 朱晓怡 A kind of shade tree land smoothing machine
CN110331711B (en) * 2019-07-24 2020-10-30 河南省公路工程局集团有限公司 Road bridge bridgehead approach transition section tamping construction machine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204401599U (en) * 2015-01-15 2015-06-17 山东交通学院 A kind of civil engineering rammer
CN204803870U (en) * 2015-05-27 2015-11-25 衢州帝鼎电子科技有限公司 Tamping apparatus for building
US9580879B1 (en) * 2016-05-02 2017-02-28 Jason A. Williams Remotely-operable reciprocating compactor
CN106522070A (en) * 2016-12-26 2017-03-22 郑州天舜电子技术有限公司 Rammer compactor used for building construction
CN206408492U (en) * 2017-01-18 2017-08-15 张晓艳 A kind of road engineering automatic tamper
CN107012850A (en) * 2017-05-22 2017-08-04 无锡机电高等职业技术学校 The automatic ramming equipment in slope

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