CN110641565A - Box culvert handling tool car - Google Patents

Box culvert handling tool car Download PDF

Info

Publication number
CN110641565A
CN110641565A CN201910962694.XA CN201910962694A CN110641565A CN 110641565 A CN110641565 A CN 110641565A CN 201910962694 A CN201910962694 A CN 201910962694A CN 110641565 A CN110641565 A CN 110641565A
Authority
CN
China
Prior art keywords
box culvert
telescopic
support arm
handling tool
tool car
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
Application number
CN201910962694.XA
Other languages
Chinese (zh)
Other versions
CN110641565B (en
Inventor
宋幸芳
汪建新
陈旭
曹丽英
杨志远
吕亮国
蒙建国
李雯
薄锦丽
李红丽
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.)
Luqiao Inner Mongolia Refco Group Ltd
Inner Mongolia University of Science and Technology
Original Assignee
Luqiao Inner Mongolia Refco Group Ltd
Inner Mongolia University of Science and Technology
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 Luqiao Inner Mongolia Refco Group Ltd, Inner Mongolia University of Science and Technology filed Critical Luqiao Inner Mongolia Refco Group Ltd
Priority to CN201910962694.XA priority Critical patent/CN110641565B/en
Publication of CN110641565A publication Critical patent/CN110641565A/en
Application granted granted Critical
Publication of CN110641565B publication Critical patent/CN110641565B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D53/00—Tractor-trailer combinations; Road trains
    • B62D53/04—Tractor-trailer combinations; Road trains comprising a vehicle carrying an essential part of the other vehicle's load by having supporting means for the front or rear part of the other vehicle
    • B62D53/06—Semi-trailers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P7/00—Securing or covering of load on vehicles
    • B60P7/06—Securing of load
    • B60P7/08—Securing to the vehicle floor or sides
    • B60P7/10—Securing to the vehicle floor or sides the load being plates, cases, or boxes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P7/00—Securing or covering of load on vehicles
    • B60P7/06—Securing of load
    • B60P7/135—Securing or supporting by load bracing means
    • B60P7/15—Securing or supporting by load bracing means the load bracing means comprising a movable bar

Abstract

The invention relates to a box culvert carrying tool vehicle, which comprises a semi-trailer, wherein the semi-trailer is connected with a tractor; the semitrailer is provided with a plurality of L-shaped supports, each support comprises a first support arm and a second support arm which are perpendicular to each other, and the folding angles of the supports are hinged with a main beam of the semitrailer; the semi-trailer further comprises a hydraulic cylinder, the cylinder end of the hydraulic cylinder is hinged to the chassis of the semi-trailer, and the cylinder end of the hydraulic cylinder is hinged to the first supporting arm. When the box culvert carrying tool vehicle is used for loading box culverts, the box culverts are hoisted on the supports, the longest edges of the box culverts are in a vertical state at the moment, then the supports and the box culverts are driven by the hydraulic cylinders to turn over for 90 degrees together, so that the shortest edges of the box culverts are in a vertical state, and then the box culverts are transported in the posture. Therefore, the box culvert can be turned over by 90 degrees after being loaded, so that the transportation is convenient, and the loading efficiency of the box culvert can be improved.

Description

Box culvert handling tool car
Technical Field
The invention relates to the technical field of box culvert carrying equipment, in particular to a box culvert carrying tool vehicle.
Background
The box culvert is a basic structural unit for constructing large tunnels and culverts, and the box culvert prepared in a prefabricating factory needs to be transported to a construction site during construction. Because the box culvert is poured and finished in an upright state (with the largest height) in a prefabricating plant, the lifting lugs are arranged on the uppermost part, and the box culvert is large in weight and structural size, and if the box culvert is directly lifted onto a carrying vehicle (such as a semi-trailer flat car), the box culvert exceeds the road transportation limit, and meanwhile, the gravity center is high and unstable, so that potential safety hazards exist. Therefore, the box culvert needs to be turned over by an angle during transportation to enable the shortest side of the box culvert to be vertical to the ground, and then the box culvert is transported on the road in the state to ensure that the gravity center is lowest and not over high in the driving process.
Due to the special structure of the box culvert, the operation of the process is inconvenient, the edges and corners of the box culvert are easy to damage, the time of the whole work flow is prolonged, and the efficiency is reduced.
Therefore, the invention provides a special tool vehicle for transporting box culverts, which can turn the box culverts by 90 degrees after loading, so that the shortest side of the box culverts is vertical to the ground (the total height is lowest), and then the box culverts are transported on the road in the state, thereby ensuring that the gravity center is lowest and the appearance is not ultrahigh in the driving process.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a box culvert carrying tool vehicle, which is used for turning a box culvert for 90 degrees after loading so that the shortest side of the box culvert is in a vertical state.
In order to solve the technical problem, the invention provides a box culvert carrying tool vehicle which comprises a semi-trailer, wherein the semi-trailer is connected with a tractor; the semitrailer is provided with a plurality of L-shaped supports, each support comprises a first support arm and a second support arm which are perpendicular to each other, and the folding angles of the supports are hinged with a main beam of the semitrailer; the semi-trailer further comprises a hydraulic cylinder, the cylinder end of the hydraulic cylinder is hinged to the chassis of the semi-trailer, and the cylinder end of the hydraulic cylinder is hinged to the first supporting arm.
When the box culvert carrying tool vehicle is used for loading box culverts, the box culverts are hoisted on the supports, the longest edges of the box culverts are in a vertical state at the moment, then the supports and the box culverts are driven by the hydraulic cylinders to turn over for 90 degrees together, so that the shortest edges of the box culverts are in a vertical state, and then the box culverts are transported in the posture. Therefore, the box culvert can be turned over by 90 degrees after being loaded, so that the transportation is convenient, and the loading efficiency of the box culvert can be improved.
Preferably, the length of first support arm is greater than the length of second support arm, then first support arm can laminate with the longest limit of box culvert, and the second support arm can laminate with the shortest limit of box culvert to the edges and corners of protection box culvert do not receive the damage when the upset.
Preferably, be provided with a plurality of first flexible strutting arrangement on first support arm and the second support arm, first flexible strutting arrangement includes the open first slide in both ends, and a first telescopic link is all worn to be equipped with in the uncovered department in both ends of this first slide the inside of first slide is provided with a actuating mechanism, this actuating mechanism and two first telescopic link transmission is connected, drives first telescopic link is followed telescopic motion is made to the length direction of first slide.
Preferably, the first driving mechanism includes a first dual-output shaft motor, two output shafts of the first dual-output shaft motor are respectively connected with corresponding first telescopic rods through first lead screws, and first nuts in threaded connection with the first lead screws are arranged on the first telescopic rods. The arrangement of the first telescopic supporting device can enable the support to be matched with box culverts of different models, and the arrangement of the first driving mechanism can enable two first telescopic rods in the same first slide way to synchronously extend out or retract so as to ensure the stable gravity center of the support.
Preferably, be provided with the flexible strutting arrangement of a plurality of seconds on first support arm and the second support arm, the flexible strutting arrangement of second includes two open second slides in both ends, and a second telescopic link is all worn to be equipped with in the uncovered department in both ends of this second slide, two the middle part of second slide is connected through a hollow connecting rod, is provided with second actuating mechanism in this connecting rod and the inside second actuating mechanism that is provided with of second slide, this second actuating mechanism and four the transmission of second telescopic link is connected, drives the second telescopic link is followed telescopic motion is made to the length direction of second slide.
Preferably, the second driving mechanism comprises a corner device arranged inside the second slideway, the corner device comprises an input shaft and two output shafts perpendicular to the input shaft, the two output shafts of the corner device are respectively connected with corresponding second telescopic rods through second lead screws, and second nuts in threaded connection with the second lead screws are arranged on the second telescopic rods; the second driving mechanism further comprises a second double-output-shaft motor arranged inside the connecting rod, and two output shafts of the second double-output-shaft motor are in transmission connection with the input shafts of the two corner devices respectively. The arrangement of the second telescopic supporting device can reduce the use number of motors, and one second double output shaft motor can drive four second telescopic rods to move synchronously, so that the cost is reduced.
Preferably, the free ends of the first telescopic rod and the second telescopic rod are provided with baffles, the baffles face the inward protruding arrangement of the support, the arrangement of the baffles can limit the box culvert, and the box culvert is prevented from being separated from the support in the overturning and transporting processes.
Preferably, the free ends of the first telescopic rod and the second telescopic rod on the first supporting arm are detachably connected with the main beam of the semitrailer through supporting rods; the bracing piece includes the sleeve, and wears to establish two flexible arms in this sleeve the equal fixedly connected with nut in telescopic inside both ends, two flexible arm respectively with corresponding nut threaded connection. When the shortest side of the box culvert is in a vertical state, the first support arm of the support is in a horizontal state, and for a box culvert with a larger model, the first telescopic rod and the second telescopic rod need to be stretched out to support the box culvert, so that the first telescopic rod and the second telescopic rod on the first support arm are subjected to the action of gravity of the box culvert, and at the moment, the support rod needs to be installed to prevent the first telescopic rod and the second telescopic rod from being stressed, bent and even broken; and the design of the telescopic arm of the supporting rod enables the length of the supporting rod to be adjusted according to the extension lengths of the first telescopic rod and the second telescopic rod.
Preferably, one side of deviating from the box culvert of first support arm and second support arm is provided with a plurality of supports, this support can with the semitrailer girder butt, the design of support can transmit the atress of support to the girder of semitrailer.
Preferably, the semitrailer is provided with two brackets along the length direction thereof, and the two brackets are oppositely arranged.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a front view (rotated 90 degrees to the left) of a box culvert handling tool cart in accordance with an embodiment of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1 (rotated 90 degrees to the left);
FIG. 4 is a schematic structural view of a stent according to an embodiment of the present invention;
FIG. 5 is a left side view of FIG. 4;
FIG. 6 is a top view of FIG. 4;
FIG. 7 is a sectional view taken along line A-A of FIG. 4;
FIG. 8 is a cross-sectional view taken along line B-B of FIG. 4;
fig. 9 is a schematic structural view of a support rod according to an embodiment of the present invention.
Reference numerals:
1-semi-trailer; 2-a tractor; 3-a scaffold; 4-a hydraulic cylinder; 5-a diesel hydraulic station; 6-a first telescopic support device; 7-a second telescopic support device; 8-a baffle plate; 9-a support bar;
31-a first support arm; 32-a second support arm; 33-hinge ears; 34-a support; 61-a first slide; 62-a first telescoping rod; 63-a first dual output shaft hydraulic motor; 64-a first lead screw; 65-a first nut; 71-a second slide; 72-a second telescoping rod; 73-connecting rod; 74-a corner device; 75-a second lead screw; 76-a second nut; 77-a second dual output shaft motor; 91-a sleeve; 92-a telescopic arm;
311-plate.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, 2 and 3, the embodiment discloses a box culvert carrying tool vehicle, which comprises a semi-trailer 1, wherein the semi-trailer 1 is connected with a tractor 2; two L-shaped supports 3 for loading a box culvert are arranged on the semi-trailer 1 along the length direction of the semi-trailer 1, each support 3 comprises a first supporting arm 31 and a second supporting arm 32 which are perpendicular to each other, the length of each first supporting arm 31 is greater than that of each second supporting arm 32, the second supporting arms 32 of the two supports 3 are close to each other, the first supporting arms 31 are far away from each other, and the two supports 3 are respectively positioned at the head end and the tail end of the semi-trailer 1, so that the gravity center of the box culvert is closest to front and rear wheels in the transportation process, the stress state of a chassis of the semi-trailer 1 is best, and the deflection near the center of the chassis of the semi-trailer 1; the folding angle of the bracket 3 is hinged with a main beam of the semi-trailer 1, and the semi-trailer 1 is provided with a hinged support which is hinged with the bracket 3; the box culvert transport tool car of this embodiment still includes pneumatic cylinder 4, and the cylinder end of this pneumatic cylinder 4 is articulated with semitrailer 1's chassis, and the cylinder rod end is articulated with first support arm 31, still is provided with diesel oil hydraulic station 5 on semitrailer 1, and this diesel oil hydraulic station 5 passes through hydraulic transmission control system with above-mentioned pneumatic cylinder 4 and is connected.
When loading the box culvert, earlier through the rotatory 90 degrees of pneumatic cylinder 4 drive support for first support arm 31 is vertical state, second support arm 32 is the horizontality, then hoist the box culvert on support 3 with the crane, the longest limit of box culvert this moment is vertical state, then utilize pneumatic cylinder 4 drive support 3 together with the box culvert upset 90 degrees, make first support arm 31 be horizontal state, second support arm 32 is vertical state, at this moment, the shortest face of box culvert is vertical state, carry out the transportation of box culvert with this gesture again.
Specifically, referring to fig. 4, 5, 6, 7 and 8, two hinge lugs 33 are arranged at the corners of the bracket 3, and the hinge lugs 33 are connected with hinge supports arranged on the chassis of the semitrailer 1 through pin shafts; a fulcrum plate 311 hinged to the hydraulic cylinder 4 is provided at a position where the first support arm 31 is close to the second support arm 32.
Furthermore, the first support arm 31 is provided with a set of first telescopic support devices 6 and a set of second telescopic support devices 7, and the second support arm 32 is provided with a set of second telescopic support devices 7. Of course, in practice, the number and position of the first and second telescopic supporting means 6, 7 on the first and second supporting arms 31, 32 can be rationally designed according to the length of the support 3 to match the box culverts of different models.
Specifically, the first telescopic supporting device 6 includes a first slide way 61 with two open ends, a first telescopic rod 62 is respectively inserted into the open ends of the first slide way 61, a first driving mechanism is arranged inside the first slide way 61, and the first driving mechanism is in transmission connection with the two first telescopic rods 62 and is used for driving the first telescopic rods 62 to perform telescopic motion along the length direction of the first slide way 61. The first driving mechanism includes a first dual-output shaft motor 63, two output shafts of the first dual-output shaft motor 63 are respectively connected with the corresponding first telescopic rods 62 through first lead screws 64, first nuts 65 in threaded connection with the first lead screws 64 are arranged on the first telescopic rods 62, and after the first dual-output shaft motor 63 is started, the two first telescopic rods 62 synchronously extend or retract.
The second telescopic supporting device 7 comprises two second slide ways 71 with two open ends, a second telescopic rod 72 penetrates through the two open ends of the second slide ways 71, the middle parts of the two second slide ways 71 are connected through a hollow connecting rod 73, a second driving mechanism is arranged inside the connecting rod 73 and the second slide ways 71, the second driving mechanism is in transmission connection with the four second telescopic rods 72, and the second telescopic rods 72 are driven to do telescopic motion along the length direction of the second slide ways 71. The second driving mechanism comprises a corner device 74 arranged in the second slideway 71, the corner device 74 comprises an input shaft and two output shafts perpendicular to the input shaft, the two output shafts of the corner device are respectively connected with corresponding second telescopic rods 72 through second lead screws 75, and second nuts 76 in threaded connection with the second lead screws 75 are arranged on the second telescopic rods 72; the second driving mechanism further comprises a second dual output shaft motor 77 arranged inside the connecting rod 73, two output shafts of the second dual output shaft motor 77 are in transmission connection with input shafts of the two corner devices 74 respectively, and after the second dual output shaft motor 77 is started, the four second telescopic rods 72 of the second telescopic supporting device 7 synchronously extend or retract. In the present embodiment, the angle rotator 74 is a gear angle rotator, and changes the transmission direction of force by bevel gear transmission.
In this embodiment, the first dual-output shaft motor 63 and the second dual-output shaft motor 77 are both hydraulic motors and are in transmission connection with the diesel hydraulic station 5, and when in use, the first dual-output shaft motor 63 and the second dual-output shaft motor 77 can be simultaneously driven to work through the hydraulic transmission control system, so that the first telescopic rod 62 and the second telescopic rod 72 synchronously extend or retract.
Further, the free ends of the first telescopic rod 62 and the second telescopic rod 72 are provided with the baffle 8, the baffle 8 is arranged towards the inner side of the support 3 in a protruding mode, namely after the box culvert is loaded, the baffle 8 can abut against the side wall of the box culvert, and therefore the box culvert is limited.
When the box culvert is large in size, the first telescopic supporting device 6 and the second telescopic supporting device 7 are required to be used, so that the first telescopic rod 62 and the second telescopic rod 72 are completely extended out to support the box culvert, the extended parts of the first telescopic rod 62 and the second telescopic rod 72 are similar to cantilever beams, in order to prevent the first telescopic rod 62 and the second telescopic rod 72 from being broken or bent under stress in the transportation process, the free ends of the first telescopic rod 62 and the second telescopic rod 72 on the first supporting arm 31 of the embodiment are detachably connected with a main beam of the semi-trailer 1 through the supporting rod 9; specifically, referring to fig. 2 and 9, the support rod 9 includes a sleeve 91 and two telescopic arms 92 penetrating through the sleeve 91, a nut is fixedly connected to each of two ends of the inside of the sleeve 91, and the two telescopic arms 92 are respectively in threaded connection with the corresponding nuts; when the support device 9 is required to be used, the sleeve 91 is rotated to adjust the extending length of the telescopic arm 92 relative to the sleeve 91, and then the two ends of the telescopic arm are respectively connected with the semitrailer 1 and the hooks on the first telescopic rod 62 or the second telescopic rod 72 to form a triangular support.
In addition, the first support arm 31 and the second support arm 32 of the present embodiment are provided with a plurality of H-shaped supports 34 on the side facing away from the box culvert, and referring to fig. 4, 5 and 6, the supports 34 can abut against the main beam of the semitrailer 1 to transmit the stress of the support 3 to the main beam of the semitrailer 1.
It should be noted that, in practice, the number of the brackets 3 can be increased or decreased according to the length of the semitrailer 1, and the arrangement mode of the brackets 3 can also be reasonably designed according to the stress condition of the semitrailer 1, so that the stress of the main beam of the semitrailer 1 is balanced.
The use of the box culvert handling tool car of this embodiment is as follows:
and (3) loading:
(1) the hydraulic cylinder 4 is started, the cylinder rod extends until the bracket 3 is rotated to the vertical position, so that the first support arm 31 is in the vertical state;
(2) opening a first double-output-shaft motor 63 and a second double-output-shaft motor 77 in the bracket 3, so that the first telescopic rod 62 and the second telescopic rod 72 synchronously extend out, and paving a wood plate or a rubber plate with proper width at the extending parts of the first telescopic rod 62 and the second telescopic rod 72, wherein the thickness of the wood plate or the rubber plate is slightly higher than the bearing plane of the bracket 3;
(3) the box culvert is lifted by the crane to the bearing plane of the second supporting arm 32 of the bracket 3, and one side surface of the box culvert is contacted or basically contacted with the bearing plane of the first supporting arm 31, and the box culvert is kept upright at the moment and is in the same state as the box culvert stored on the ground;
(4) the first double-output-shaft motor 63 and the second double-output-shaft motor 77 in the bracket 3 are started again, the extension lengths are adjusted, so that the baffle plates 8 on the first telescopic rod 62 and the second telescopic rod 72 are in contact with the box culvert, and transverse positioning and fixing are formed;
(5) the hydraulic cylinder 4 is started, the rod of the hydraulic cylinder retracts until the support 3 rotates back to the original position, at the moment, the box culvert also rotates 90 degrees along with the support, and the gravity load of the box culvert and the support 3 is also transmitted to the main beam of the semitrailer 1 through the support 34;
(6) erection bracing pole 9, independent bracing piece 9 is carried on the car, during the installation, is earlier articulated bracing piece 9 one end and semitrailer 1, then adjusts the length of bracing piece 9 through the sleeve 91 of rotation support pole 9, and the other end up to bracing piece 9 can be fixed to on corresponding first telescopic link 62 or the second telescopic link 72 and produce certain pretightning force, so far, the loading work of a box culvert is accomplished. The loading work of another box culvert can be completed.
And (3) unloading process:
for safety and convenient operation, at first need fix the crane lifting hook to the box culvert lug in, then start hydraulic cylinder 4 and make the support rotate to upright position, at last with the crane the box culvert hang down can.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; these modifications and substitutions do not cause the essence of the corresponding technical solution to depart from the scope of the technical solution of the embodiments of the present invention, and are intended to be covered by the claims and the specification of the present invention.

Claims (10)

1. The utility model provides a box culvert handling tool car which characterized in that includes:
a semi-trailer connected with the tractor;
the semitrailer is provided with a plurality of L-shaped supports, each support comprises a first support arm and a second support arm which are perpendicular to each other, and the folding angles of the supports are hinged with a main beam of the semitrailer;
the semi-trailer further comprises a hydraulic cylinder, the cylinder end of the hydraulic cylinder is hinged to the chassis of the semi-trailer, and the cylinder end of the hydraulic cylinder is hinged to the first supporting arm.
2. The box culvert handling tool car of claim 1, characterized in that:
the length of the first support arm is greater than the length of the second support arm.
3. The box culvert handling tool car of claim 2, characterized in that:
be provided with a plurality of first flexible strutting arrangement on first support arm and the second support arm, first flexible strutting arrangement includes the open first slide in both ends, and the uncovered department in both ends of this first slide all wears to be equipped with a first telescopic link the inside of first slide is provided with first actuating mechanism, this first actuating mechanism and two first telescopic link transmission is connected, drives first telescopic link is followed telescopic motion is made to the length direction of first slide.
4. A box culvert handling tool car according to claim 3, characterized in that:
the first driving mechanism comprises a first double-output-shaft motor, two output shafts of the first double-output-shaft motor are respectively connected with corresponding first telescopic rods through first lead screws, and first nuts in threaded connection with the first lead screws are arranged on the first telescopic rods.
5. A box culvert handling tool car according to claim 3, characterized in that:
be provided with the flexible strutting arrangement of a plurality of seconds on first support arm and the second support arm, the flexible strutting arrangement of second includes two open second slides in both ends, and a second telescopic link, two are all worn to be equipped with by the uncovered department in both ends of this second slide the middle part of second slide is connected through a hollow connecting rod, is provided with second actuating mechanism in this connecting rod and the inside second actuating mechanism that is provided with of second slide, this second actuating mechanism and four the transmission of second telescopic link is connected, drives the second telescopic link is followed the length direction of second slide makes concertina movement.
6. A box culvert handling tool car according to claim 5, characterized in that:
the second driving mechanism comprises a corner device arranged in the second slideway, the corner device comprises an input shaft and two output shafts perpendicular to the input shaft, the two output shafts of the corner device are respectively connected with corresponding second telescopic rods through second lead screws, and second nuts in threaded connection with the second lead screws are arranged on the second telescopic rods;
the second driving mechanism further comprises a second double-output-shaft motor arranged inside the connecting rod, and two output shafts of the second double-output-shaft motor are in transmission connection with the input shafts of the two corner devices respectively.
7. A box culvert handling tool car according to claim 5, characterized in that:
the free ends of the first telescopic rod and the second telescopic rod are provided with baffles, and the baffles face the inner side of the support and are arranged in a protruding mode.
8. A box culvert handling tool car according to claim 5, characterized in that:
the free ends of the first telescopic rod and the second telescopic rod on the first supporting arm are detachably connected with the main beam of the semitrailer through supporting rods;
the bracing piece includes the sleeve, and wears to establish two flexible arms in this sleeve the equal fixedly connected with nut in telescopic inside both ends, two flexible arm respectively with corresponding nut threaded connection.
9. The box culvert handling tool car of claim 1, characterized in that:
one side of the first supporting arm and the second supporting arm, which is far away from the box culvert, is provided with a plurality of supports, and the supports can be abutted to the main beam of the semitrailer.
10. The box culvert handling tool car of claim 1, characterized in that:
the semitrailer is provided with two brackets along the length direction of the semitrailer, and the two brackets are arranged in opposite directions.
CN201910962694.XA 2019-10-11 2019-10-11 Box culvert handling tool car Active CN110641565B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910962694.XA CN110641565B (en) 2019-10-11 2019-10-11 Box culvert handling tool car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910962694.XA CN110641565B (en) 2019-10-11 2019-10-11 Box culvert handling tool car

Publications (2)

Publication Number Publication Date
CN110641565A true CN110641565A (en) 2020-01-03
CN110641565B CN110641565B (en) 2020-07-07

Family

ID=69012539

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910962694.XA Active CN110641565B (en) 2019-10-11 2019-10-11 Box culvert handling tool car

Country Status (1)

Country Link
CN (1) CN110641565B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112706789A (en) * 2020-12-22 2021-04-27 河北东风世景轨道有限公司 Prefabricated square culvert handling device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5326144A (en) * 1993-07-26 1994-07-05 Forcier Clarence D Semitrailer sliding tandem pin puller
CN1430559A (en) * 2000-05-29 2003-07-16 约翰·托马斯·伯克 Transportation and installation assist device for at least one pre-cast concrete tilt panel
JP2003343001A (en) * 2002-05-27 2003-12-03 Kayaba Engineering & Service Kk Transfer structure of box culvert
CN203739744U (en) * 2013-12-19 2014-07-30 李开峰 Vehicle-mounted cylindrical cargo fixator
CN207291789U (en) * 2017-09-14 2018-05-01 朱振民 It is double to drag railway carriage or compartment container dump truck
CN108137130A (en) * 2015-09-04 2018-06-08 Psa国际私人有限公司 container lashing method and system
CN207510300U (en) * 2017-09-23 2018-06-19 阳新县茂盛林木苗圃科技有限公司 A kind of fixing device of trees transport

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5326144A (en) * 1993-07-26 1994-07-05 Forcier Clarence D Semitrailer sliding tandem pin puller
CN1430559A (en) * 2000-05-29 2003-07-16 约翰·托马斯·伯克 Transportation and installation assist device for at least one pre-cast concrete tilt panel
JP2003343001A (en) * 2002-05-27 2003-12-03 Kayaba Engineering & Service Kk Transfer structure of box culvert
CN203739744U (en) * 2013-12-19 2014-07-30 李开峰 Vehicle-mounted cylindrical cargo fixator
CN108137130A (en) * 2015-09-04 2018-06-08 Psa国际私人有限公司 container lashing method and system
CN207291789U (en) * 2017-09-14 2018-05-01 朱振民 It is double to drag railway carriage or compartment container dump truck
CN207510300U (en) * 2017-09-23 2018-06-19 阳新县茂盛林木苗圃科技有限公司 A kind of fixing device of trees transport

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112706789A (en) * 2020-12-22 2021-04-27 河北东风世景轨道有限公司 Prefabricated square culvert handling device
CN112706789B (en) * 2020-12-22 2022-05-03 河北东风世景轨道有限公司 Prefabricated square culvert handling device

Also Published As

Publication number Publication date
CN110641565B (en) 2020-07-07

Similar Documents

Publication Publication Date Title
MX2007013265A (en) Mobile lift crane with variable position counterweight.
CN201914226U (en) Construction machinery and ground jack thereof
CN106741819B (en) Horizontal support arm system of anchoring vehicle and anchoring vehicle
CN102491192A (en) Tower crane introducing platform structure
CN110641565B (en) Box culvert handling tool car
CN210915186U (en) Forklift for mounting light wall board
JPS6250399B2 (en)
JP7393416B2 (en) Vehicle crane system for transporting installed parts, especially the main jib of vehicle cranes
JP7376570B2 (en) Bracing devices for vehicle cranes, especially vehicle crane systems with attached parts transport units for lateral superlifts
CN205170225U (en) A on -vehicle hoisting apparatus for freight train goods handling
CN202187714U (en) Novel self-lifting and hoisting device for crawler-type drilling machine
CN106698209A (en) Vehicle-mounted lifting transportation device
CN214676965U (en) Non-chassis type reel sprinkler
CN207671633U (en) A kind of mounting structure of fork truck head
CN115977700A (en) Mining arch frame trolley and using method
CN206437189U (en) Anchor car on integrated chassis
CN202116207U (en) Timber grab
CN212558556U (en) Mechanized goods bridge
JP2019006601A (en) Wheel type counter weight
CN203212252U (en) Container transportation vehicle hoisting device and container transportation vehicle
CN208218274U (en) Half electrodynamic balance formula folding crane
CN102285331A (en) Automatic loading and unloading device for vehicles and automatic loading and unloading vehicle
CN208532058U (en) All-electric balanced type folding crane
CN102489981B (en) Aided device for installing or dismantling parts
CN218174654U (en) Vehicle-mounted oil delivery mechanical arm

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