CN207844229U - Power cord bar transport vehicle a kind of easy to use and with shock-absorbing function - Google Patents

Power cord bar transport vehicle a kind of easy to use and with shock-absorbing function Download PDF

Info

Publication number
CN207844229U
CN207844229U CN201721338791.4U CN201721338791U CN207844229U CN 207844229 U CN207844229 U CN 207844229U CN 201721338791 U CN201721338791 U CN 201721338791U CN 207844229 U CN207844229 U CN 207844229U
Authority
CN
China
Prior art keywords
slab
foundation
shock
power cord
easy
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.)
Active
Application number
CN201721338791.4U
Other languages
Chinese (zh)
Inventor
陈永志
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Electric Power Construction Group Jiangxi Hydropower Engineering Bureau Co Ltd
Original Assignee
China Electric Power Construction Group Jiangxi Hydropower Engineering Bureau Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Electric Power Construction Group Jiangxi Hydropower Engineering Bureau Co Ltd filed Critical China Electric Power Construction Group Jiangxi Hydropower Engineering Bureau Co Ltd
Priority to CN201721338791.4U priority Critical patent/CN207844229U/en
Application granted granted Critical
Publication of CN207844229U publication Critical patent/CN207844229U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Vibration Dampers (AREA)

Abstract

The utility model is related to technical field of electric power, and disclose power cord bar transport vehicle a kind of easy to use and with shock-absorbing function, including slab, the lower surface both ends of the slab offer placing groove, the first spring is installed at the top of the placing groove, the inner cavity of the placing groove is movably installed with the foundation being connected with the first spring, and the inner cavity of the placing groove is installed with the carriage being connected with foundation, and the bottom of the foundation is installed with damping device.The power cord bar transport vehicle easy to use and with shock-absorbing function, pass through the column spinner and gearbox and motor that screw thread is installed on slab, column spinner can be driven up to rotate when motor works, in addition the use of U-shaped board, cross bar and nut, it can be very good to block electric pole, motor drives column spinner that electric pole is made to leave ground, electric pole can be being blocked plus snap-gauge, it does not allow it to fall, is convenient to use and again laborsaving.

Description

Power cord bar transport vehicle a kind of easy to use and with shock-absorbing function
Technical field
The present invention relates to technical field of electric power, power cord bar specially a kind of easy to use and with shock-absorbing function is transported Defeated vehicle.
Background technology
With economic continuous development, demand of all trades and professions to electric power constantly increases, and is seen everywhere applying for power engineering Work is live, and it is even more essential construction link to transport electric pole, at present the electric pole transport stream of electric power construction field Journey also uses more original work implement, and electric pole is completed in electric pole Transportation Engineering, or according to chain sling or crane Lifting work, transport substantially by farm tractor adds this working method of gun carriage, relies heavily on engineering site Working environment, since field unloading electric pole needs crane to march into the arena, thus it is stringenter for site requirements, if catching up with crops The season of growth stops that difficulty of construction is very big, and the manpower and materials of input also accordingly increase since soil is soft plus crops.It is right It constructs in mountainous region, since hill path is rugged, tractor adds gun carriage about 10 meters long, and electric pole can not be transported on the small road of intermountain at all It is defeated, can only manually, degree of danger is high.
China's patent " CN 105416349A " is disclosed including the vehicle frame with wheel, is provided on vehicle frame for solid Determine the fixed plate of electric pole, the cross section of fixed plate is arc-shaped, and travel switch, travel switch and report are provided in fixed plate Alarm device connects, and warning device includes the controller being connect with travel switch, and controller passes through alarm driving circuit and alarm Device connects, in addition, being provided with hydraulic cylinder in the side of vehicle frame, the telescopic rod of hydraulic cylinder is fixed in fixed plate, the dress of the program It sets, convenient for transporting electric pole in field, saves manpower, and have warning device, when electric pole is fallen from the present apparatus, meeting Alarm is sent out, the generation of casualty accident is avoided.
Foregoing invention is very laborious when electric pole is transported on vehicle, also very waste of manpower and material resources, in addition transporting During electric pole it is too heavy, can may significantly damage device when encountering bumpy sections, meeting when serious Lead to device corrupted, so propose power cord bar transport vehicle a kind of easy to use and with shock-absorbing function.
Invention content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides power cord bars a kind of easy to use and with shock-absorbing function Transport vehicle has the advantages that damping, solves very laborious when electric pole is transported on vehicle, also very waste of manpower and material resources, In addition electric pole is too heavy during transport, device can may be significantly damaged, sternly when encountering bumpy sections The problem of leading to device corrupted when weight.
Two technical solutions
To realize that above-mentioned damping purpose, the present invention provide the following technical solutions:One kind is easy to use and has shock-absorbing function Power cord bar transport vehicle, including slab, the lower surface both ends of the slab offer placing groove, the top of the placing groove Portion is installed with the first spring, and the inner cavity of the placing groove is movably installed with the foundation being connected with the first spring, described to put The inner cavity for setting slot is installed with the carriage being connected with foundation, and the bottom of the foundation is installed with damping device, The bottom of the damping device is installed with universal wheel, and the outer surface bottom right side of the left side foundation offers card slot, right The bottom end of foundation described in side is plugged with snap-gauge, and the left end of the snap-gauge is installed with amplification block, consolidates between two foundation Dingan County is equipped with the bottom plate being located at below slab, and the stage casing of the slab is plugged with the column spinner for running through and extending to base plate external, The external surface top both sides of the column spinner are installed with block, and the upper surface of the slab is installed with positioned at rotation The upper surface of the gearbox being connected on the right side of column and with column spinner, the slab be installed on the right side of gearbox and with change The motor that fast case is connected, the lower surface of the slab are installed with the shrapnel being connected with plate upper surface, the rotation The bottom of column is installed with bearing, and cylinder is fixedly mounted in the bottom of the bearing, and the stage casing of the cylinder is plugged with U-shaped board, The outer surface of the cylinder is installed with the attachment device being connected with U-shaped board, and the outer surface of the U-shaped board, which is plugged with, to be run through And the cross bar of cylindrical exterior is extended to, the outer surface both sides screw thread of the cross bar is equipped with nut, the bottom end both sides of the U-shaped board It is installed with cushion.
Preferably, the damping device includes the casting lug thereon positioned at foundation bottom, and the both sides of the casting lug thereon offer The bottom stage casing of second sliding slot, the casting lug thereon offers inverted draw cut, and the inner cavity top of the inverted draw cut is installed with second spring, The outside of the casting lug thereon is socketed with sole piece, and the upper surface stage casing of the sole piece offers the kerve being connected with second spring, Two side roof parts of the sole piece are installed with the second pulley inside second sliding slot, the interior bottom of chamber of the second sliding slot Portion is installed with baffle.
Preferably, the attachment device includes connecting the hinge of U-shaped board and cylinder, and the cylindrical outer surface, which offers, to be located at Empty slot above hinge.
Preferably, the carriage includes the first sliding groove positioned at placing groove both sides, the external surface top of the foundation Both sides are installed with the extension rod extended to inside the first sliding groove, and the one end of the extension rod far from foundation is movably installed with The first pulley being connected with the first sliding groove.
Preferably, the card slot matches with amplification block, and amplification block is connected to inside card slot to block electricity by snap-gauge Line bar.
Preferably, the quantity of the shrapnel is two, and two shrapnel stage casings offer the hole more than rotation column diameter, institute Shrapnel is stated to place between slab and bottom plate in cross.
Preferably, the slab stage casing offers the hole to match with column spinner, and slab and column spinner are threadedly coupled.
Preferably, the quantity of first spring and second spring is four, and the elastic force potential energy of the first spring is more than The elastic force potential energy of second spring.
(3) advantageous effect
Compared with prior art, the present invention provides power cord bar transports a kind of easy to use and with shock-absorbing function Vehicle has following advantageous effect:
1, the power cord bar transport vehicle easy to use and with shock-absorbing function, passes through the rotation that screw thread is installed on slab Rotary column and gearbox and motor can drive column spinner up to rotate when motor works, and U-shaped board, cross bar and The use of nut can be very good to block electric pole, and motor drives column spinner that electric pole is made to leave ground, can be with plus snap-gauge Electric pole is blocked, does not allow it to fall, is convenient to use and again laborsaving.
2, power cord bar transport vehicle easy to use and with shock-absorbing function, by being installed between slab and foundation Spring plays the effect of damping, in addition the use of shrapnel, further plays the effect and damping device of damping It uses, the section that device can be allowed bad on road surface plays the effect of damping, in addition electric pole is very heavy, damping can be protected very well Protection unit does not damage and improves the service life of device.
Description of the drawings
Fig. 1 is proposed by the present invention a kind of easy to use and the power cord bar with shock-absorbing function transports bassinet structure section view Figure;
Fig. 2 is proposed by the present invention a kind of easy to use and the power cord bar with shock-absorbing function transports the portions bassinet structure A Enlarged drawing;
Fig. 3 is proposed by the present invention a kind of easy to use and the power cord bar with shock-absorbing function transports the portions bassinet structure B Enlarged drawing;
Fig. 4 is power cord bar transport vehicle structure C portion proposed by the present invention a kind of easy to use and with shock-absorbing function Enlarged drawing.
In figure:1 slab, 2 placing grooves, 3 first springs, 4 carriages, 41 the first sliding grooves, 42 extension rods, 43 first are slided Wheel, 5 foundation, 6 universal wheels, 7 card slots, 8 snap-gauges, 9 amplification blocks, 10 bottom plates, 11 column spinners, 12 blocks, 13 gearboxes, 14 motors, 15 shrapnels, 16 bearings, 17 cylinders, 18U templates, 19 cross bars, 20 nuts, 21 cushions, 22 attachment devices, 221 hinges, 222 skies Slot, 23 damping devices, 231 casting lug thereons, 232 second sliding slots, 233 inverted draw cuts, 234 second springs, 235 sole pieces, 236 kerves, 237 Second pulley, 238 baffles.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1-4, power cord bar transport vehicle a kind of easy to use and with shock-absorbing function, including slab 1, lead to The column spinner 11 and gearbox 13 and motor 14 that screw thread is installed on slab 1 are crossed, can be driven when motor 14 works Column spinner 11 up rotates, in addition the use of U-shaped board 18, cross bar 19 and nut 20, can be very good to block electric pole, motor 14 It drives column spinner 11 that electric pole is made to leave ground, electric pole can be being blocked plus snap-gauge 8, do not allow it to fall, be convenient to use And it is again laborsaving, by installing spring between slab 1 and foundation 5, the effect of damping is played, in addition the use of shrapnel 15, into The effect for playing damping of one step and the use of damping device 23, the section that device can be allowed bad on road surface play The effect of damping, in addition electric pole is very heavy, damping protective device can not damage and improve service life of device, slab 1 very well Stage casing offers the hole to match with column spinner 11, and slab 1 and column spinner 11 are threadedly coupled, and the lower surface both ends of slab 1 are equal Offer placing groove 2, the top of placing groove 2 is installed with the first spring 3, and the quantity of the first spring 3 and second spring 234 is equal It it is four, and the elastic force potential energy of the first spring 3 is more than the elastic force potential energy of second spring 234, the inner cavity of placing groove 2 is movably installed with The foundation 5 being connected with the first spring 3, the inner cavity of placing groove 2 are installed with the carriage 4 being connected with foundation 5, sliding Device 4 includes the first sliding groove 41 positioned at 2 both sides of placing groove, and the external surface top both sides of foundation 5, which are installed with, to be extended to Extension rod 42 inside the first sliding groove 41, the one end of extension rod 42 far from foundation 5 is movably installed with to be connected with the first sliding groove 41 First pulley 43, the bottom of foundation 5 is installed with damping device 23, and damping device 23 includes positioned at the convex of 5 bottom of foundation Going out block 231, the both sides of casting lug thereon 231 offer second sliding slot 232, and the bottom stage casing of casting lug thereon 231 offers inverted draw cut 233, The inner cavity top of inverted draw cut 233 is installed with second spring 234, and the outside of casting lug thereon 231 is socketed with sole piece 235, sole piece 235 Upper surface stage casing offer the kerve 236 being connected with second spring 234, two side roof parts of sole piece 235 are installed with The intracavity bottom of second pulley 237 inside second sliding slot 232, second sliding slot 232 is installed with baffle 238, damping The bottom of device 23 is installed with universal wheel 6, and the outer surface bottom right side of left side foundation 5 offers card slot 7, card slot 7 with put Bulk 9 matches, and amplification block 9 is connected to by snap-gauge 8 and blocks electric pole inside card slot 7, the bottom end grafting of right side foundation 5 There are snap-gauge 8, the left end of snap-gauge 8 to be installed with amplification block 9, the bottom positioned at 1 lower section of slab is installed between two foundation 5 Plate 10, the stage casing of slab 1 are plugged with the column spinner 11 for running through and extending to outside bottom plate 10, the external surface top two of column spinner 11 Side is installed with block 12, and the upper surface of slab 1 is installed with positioned at 11 right side of column spinner and is connected with column spinner 11 The upper surface of the gearbox 13 connect, slab 1 is installed with positioned at motor gearbox 13 right side and be connected with gearbox 13 14, the lower surface of slab 1 is installed with the shrapnel 15 being connected with 10 upper surface of bottom plate, and the quantity of shrapnel 15 is two, and Two 15 stage casings of shrapnel offer the hole more than 11 diameter of column spinner, shrapnel 15 in cross place with slab 1 and bottom plate 10 it Between, the bottom of column spinner 11 is installed with bearing 16, and cylinder 17, the stage casing grafting of cylinder 17 is fixedly mounted in the bottom of bearing 16 There are U templates 18, the outer surface of cylinder 17 to be installed with the attachment device 22 being connected with U-shaped board 18, attachment device 22 includes The hinge 221 of U-shaped board 18 and cylinder 17 is connected, 17 outer surface of cylinder offers the empty slot 222 above hinge 221, U-shaped board 18 outer surface is plugged with the cross bar 19 for running through and extending to outside cylinder 17, and the outer surface both sides screw thread of cross bar 19 is equipped with The bottom end both sides of nut 20, U-shaped board 18 are installed with cushion 21.
When in use, pass through the column spinner 11 and gearbox 13 and motor 14, Ke Yi of the screw thread installation on slab 1 Column spinner 11 is driven up to rotate when motor 14 works, in addition the use of U-shaped board 18, cross bar 19 and nut 20, it can be very Good blocks electric pole, and motor 14 drives column spinner 11 that electric pole is made to leave ground, electric pole can be being blocked plus snap-gauge 8, It does not allow it to fall, is convenient to use and again laborsaving, by installing spring between slab 1 and foundation 5, plays the effect of damping Fruit can allow device in addition the use of shrapnel 15, further plays the effect of damping and the use of damping device 23 On road surface, bad section plays the effect of damping, in addition electric pole is very heavy, damping can very well protective device do not damage with And improve the service life of device.
In conclusion the power cord bar transport vehicle easy to use and with shock-absorbing function, passes through the screw thread on slab 1 The column spinner 11 and gearbox 13 and motor 14 of installation can drive column spinner 11 up to revolve when motor 14 works Turn, in addition the use of U-shaped board 18, cross bar 19 and nut 20, can be very good to block electric pole, motor 14 drives column spinner 11 to make Electric pole leaves ground, and electric pole can be being blocked plus snap-gauge 8, do not allow its fall, be convenient to use and again laborsaving, by Spring is installed between slab 1 and foundation 5, plays the effect of damping, in addition the use of shrapnel 15, further plays damping Effect and damping device 23 use, the section that device can be allowed bad on road surface plays the effect of damping, in addition electricity Line bar is very heavy, and damping protective device can not damage and improve service life of device very well.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. power cord bar transport vehicle a kind of easy to use and with shock-absorbing function, including slab (1), it is characterised in that:Institute The lower surface both ends for stating slab (1) offer placing groove (2), and the first spring is installed at the top of the placing groove (2) (3), the inner cavity of the placing groove (2) is movably installed with the foundation (5) being connected with the first spring (3), the placing groove (2) Inner cavity is installed with the carriage (4) being connected with foundation (5), and the bottom of the foundation (5) is installed with damping dress It sets (23), the bottom of the damping device (23) is installed with universal wheel (6), the outer surface right side of the left side foundation (5) Bottom offers card slot (7), and the bottom end of the right side foundation (5) is plugged with snap-gauge (8), and the left end of the snap-gauge (8) fixes peace Equipped with amplification block (9), the bottom plate (10) being installed between two foundation (5) below slab (1), the slab (1) stage casing, which is plugged with, runs through and extends to the external column spinner (11) of bottom plate (10), the outer surface top of the column spinner (11) Portion both sides are installed with block (12), the upper surface of the slab (1) be installed on the right side of column spinner (11) and The upper surface of the gearbox (13) being connected with column spinner (11), the slab (1) is installed with positioned at gearbox (13) right side The lower surface of side and the motor (14) being connected with gearbox (13), the slab (1) is installed with and bottom plate (10) upper table The bottom of the shrapnel (15) that face is connected, the column spinner (11) is installed with bearing (16), the bottom of the bearing (16) Cylinder (17) is fixedly mounted, the stage casing of the cylinder (17) is plugged with U-shaped board (18), and peace is fixed in the outer surface of the cylinder (17) Equipped with the attachment device (22) being connected with U-shaped board (18), the outer surface of the U-shaped board (18), which is plugged with, to be run through and extends to circle The external cross bar (19) of column (17), the outer surface both sides screw thread of the cross bar (19) are equipped with nut (20), the U-shaped board (18) Bottom end both sides be installed with cushion (21).
2. power cord bar transport vehicle according to claim 1 a kind of easy to use and with shock-absorbing function, feature It is:The damping device (23) includes the casting lug thereon (231) positioned at foundation (5) bottom, and the both sides of the casting lug thereon (231) are equal Second sliding slot (232) is offered, the bottom stage casing of the casting lug thereon (231) offers inverted draw cut (233), the inverted draw cut (233) Inner cavity top is installed with second spring (234), and the outside of the casting lug thereon (231) is socketed with sole piece (235), the sole piece (235) upper surface stage casing offers the kerve (236) being connected with second spring (234), the both sides of the sole piece (235) Top is installed with positioned at the internal second pulley (237) of second sliding slot (232), the inner cavity of the second sliding slot (232) Bottom is installed with baffle (238).
3. power cord bar transport vehicle according to claim 1 a kind of easy to use and with shock-absorbing function, feature It is:The attachment device (22) includes the hinge (221) of connection U-shaped board (18) and cylinder (17), cylinder (17) appearance Face offers the empty slot (222) above hinge (221).
4. power cord bar transport vehicle according to claim 1 a kind of easy to use and with shock-absorbing function, feature It is:The carriage (4) includes the first sliding groove (41) positioned at placing groove (2) both sides, the outer surface top of the foundation (5) Portion both sides, which are installed with, extends to the internal extension rod (42) of the first sliding groove (41), and the extension rod (42) is far from foundation (5) one end is movably installed with the first pulley (43) being connected with the first sliding groove (41).
5. power cord bar transport vehicle according to claim 1 a kind of easy to use and with shock-absorbing function, feature It is:The card slot (7) matches with amplification block (9), and amplification block (9) is connected to card slot (7) inside to keep off by snap-gauge (8) Firmly electric pole.
6. power cord bar transport vehicle according to claim 1 a kind of easy to use and with shock-absorbing function, feature It is:The quantity of the shrapnel (15) is two, and two shrapnel (15) stage casings offer the hole more than column spinner (11) diameter, The shrapnel (15) is placed in cross between slab (1) and bottom plate (10).
7. power cord bar transport vehicle according to claim 1 a kind of easy to use and with shock-absorbing function, feature It is:Slab (1) stage casing offers the hole to match with column spinner (11), and slab (1) and column spinner (11) screw thread connect It connects.
8. power cord bar transport vehicle according to claim 1 a kind of easy to use and with shock-absorbing function, feature It is:The quantity of first spring (3) and second spring (234) is four, and the elastic force potential energy of the first spring (3) is more than The elastic force potential energy of second spring (234).
CN201721338791.4U 2017-10-18 2017-10-18 Power cord bar transport vehicle a kind of easy to use and with shock-absorbing function Active CN207844229U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721338791.4U CN207844229U (en) 2017-10-18 2017-10-18 Power cord bar transport vehicle a kind of easy to use and with shock-absorbing function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721338791.4U CN207844229U (en) 2017-10-18 2017-10-18 Power cord bar transport vehicle a kind of easy to use and with shock-absorbing function

Publications (1)

Publication Number Publication Date
CN207844229U true CN207844229U (en) 2018-09-11

Family

ID=63425770

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721338791.4U Active CN207844229U (en) 2017-10-18 2017-10-18 Power cord bar transport vehicle a kind of easy to use and with shock-absorbing function

Country Status (1)

Country Link
CN (1) CN207844229U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114455267A (en) * 2022-03-18 2022-05-10 长春德林木业有限公司 Semi-finished wood conveying device and conveying method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114455267A (en) * 2022-03-18 2022-05-10 长春德林木业有限公司 Semi-finished wood conveying device and conveying method thereof

Similar Documents

Publication Publication Date Title
CN107757664A (en) A kind of mining small handcart of good damping effect
CN207410720U (en) A kind of efficient gardens pit-picker
CN107555110A (en) A kind of convenient use and the power cord bar transport vehicle with shock-absorbing function
CN106184309A (en) A kind of potted plant Handling device of large-scale flowers
CN207844229U (en) Power cord bar transport vehicle a kind of easy to use and with shock-absorbing function
CN204489005U (en) Articulated structure and there is the chassis of this articulated structure
CN205961726U (en) But weed and loose soil machine
CN104386160A (en) Hinge structure and chassis with same
CN204887924U (en) Native device is bored with many drill bits rail mounted to domestic planting
CN206620489U (en) harvester for leaf vegetables
CN206686610U (en) A kind of hand propelled afforests weeder
CN108945070A (en) A kind of power construction cart easy to use
CN109297363B (en) Movable training target walking mechanism
CN206118358U (en) Saline and alkaline land plant species plants machine
CN201901536U (en) Arm internal chain transmission slewing crane
CN106671468A (en) Snow block compression device used for manufacturing small-size snow sculpture
CN113212479B (en) Multi-functional electronic track work platform in greenhouse
CN215454399U (en) Tree planting trolley suitable for different environments
CN206031399U (en) Building trolley
CN211076108U (en) Material collecting and transferring trolley
CN210491696U (en) Double-engine flexible shaft transmission all-terrain remote control mower
CN207543698U (en) A kind of shrub cutter based on loading machine platform
CN205732148U (en) A kind of dust arrester
CN206721795U (en) A kind of engineering truck road snow removing device
CN209699902U (en) A kind of modulus tool automatic transportation positioning device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant