CN208379437U - A kind of bridge inspection vehicle of four-point suspension synchronous walking - Google Patents
A kind of bridge inspection vehicle of four-point suspension synchronous walking Download PDFInfo
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- CN208379437U CN208379437U CN201820881767.3U CN201820881767U CN208379437U CN 208379437 U CN208379437 U CN 208379437U CN 201820881767 U CN201820881767 U CN 201820881767U CN 208379437 U CN208379437 U CN 208379437U
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- suspension mechanism
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Abstract
The utility model discloses a kind of bridge inspection vehicles of four-point suspension synchronous walking, including hitch point I, II, III, IV, described hitch point I, II are installed on bridge upper track and are connected by portal frame I with main couple, described hitch point III, IV are installed on bridge lower tracks, are connect by portal frame II with main couple；Described hitch point I, II can rotate between portal frame I around vertical center, and can relatively move in a certain range along direction across bridge；Described hitch point III, IV can rotate between portal frame II around vertical center.It is arranged based on the above mechanism, bridge inspection vehicle provided by the utility model, it is shared jointly by four hitch points and checks vehicle self weight, check that vehicle car body degree of disturbing plays beneficial effect for reducing each hitch point structural stress, reducing, and four hitch point synchronous linear walkings are able to achieve, are not in walking stuck phenomenon.
Description
Technical field
The utility model relates to bridge security detection devices, and in particular to a kind of bridge inspection of four-point suspension synchronous walking
Vehicle.
Background technique
For big section steel truss bridge, especially non-major P.E.subject, outside purlin bridge inspection vehicle because inspection area is wide,
From the reasons such as great, bridge inspection vehicle is still such as hung using traditional two o'clock, necessarily leads to check that stress is concentrated at vehicle hitch point,
And check that degree of disturbing is big in the middle part of vehicle car body, is unsatisfactory for the requirement of safe handling.To guarantee to check bassinet structure safety, it is necessary to check vehicle
Increase hitch point on car body.But multiple hitch points check that vehicle has stuck technical problem of walking, and reason is: one, row
There are gauge deviations when walking track installation, so that checking that vehicle walking roller is stuck；Two, check that driving wheel is asynchronous on vehicle, that is, drives
There are velocity deviation bring idler wheel stuck phenomena in direction of advance for driving wheel.
Utility model content
Purpose of utility model: in view of the above-mentioned problems existing in the prior art, a kind of novel bridge inspection vehicle is provided, is used
Four-point suspension, synchronous walking technology for realizing the comprehensive inspection outside big section bridge purlin, while solving bridge inspection vehicle four
There is the technical problem of traveling wheel stuck phenomenon in point walking.
A kind of technical solution: bridge inspection vehicle of four-point suspension synchronous walking described herein, comprising:
It is installed on the suspension mechanism I and suspension mechanism II of bridge upper track, the two structure is identical, including driving motor,
Gear drive, traveling wheel I, pivoting support, drive case and lateral rolling bearing device, the pivoting support upper and lower two
End face is separately connected drive case and lateral rolling bearing device, and the idler wheel on the transverse direction rolling bearing device is embedded into dragon
In sliding rail on door frame I so that idler wheel can along sliding rail in direction across bridge a certain range free rolling slip；
It is installed on the suspension mechanism III and suspension mechanism IV of bridge lower tracks, the two structure is identical, including traveling wheel II,
Travelling box body and another pivoting support, pivoting support upper surface are fixedly connected with travelling box body bolt, lower end surface and portal frame
II bolt is fixedly connected；
Left side main couple, suspension mechanism II and suspension mechanism IV are provided between the suspension mechanism I and suspension mechanism III
Between be provided with right side main couple, flexible truss is equipped between the arranged on left and right sides main couple of bridge bottom.
Further, described flexible truss one end is fixedly connected with left side main couple；The other end is in right side main couple and stretches
Free slipping mechanism is provided between truss, the free slipping mechanism includes guide rail, bottom pulley, top pulleys, limit
Position block, two guide rails are arranged on the main couple of right side and are parallel to each other along direction across bridge, and the bottom pulley is set to flexible
Truss lower boom is simultaneously placed on guide rail, and the top pulleys, which are set to portal frame II and roll with flexible truss, to be cooperated, institute
Limited block is stated set on right side main couple lower boom.By upper, flexible truss is located at beam bottom, connect with the main couple of the left and right sides,
Connection type is fixed for one end, and one end can be slid by free slipping mechanism, to realize free extension.
The left side main couple, right side main couple structure are identical, and shape is L-type, are centrosymmetrically arranged along cross-section of bridge,
Arranged on left and right sides main couple both ends are fixedly connected with portal frame I, portal frame II respectively.
In the application, suspension mechanism I and suspension mechanism II are not only to check that vehicle provides preceding action edge and along bridge upper rail
Road rolls, also by setting pivoting support and lateral rolling bearing device, enable portal frame I around pivoting support center from
By rotating, portal frame I can transversely rolling bearing device be moved freely in direction across bridge a certain range；Suspension mechanism III
Then pass through setting pivoting support with suspension mechanism IV, portal frame II is allowed to rotate freely around pivoting support center；Flexible truss energy
The movement of direction across bridge free extension is done between arranged on left and right sides main couple, and (note: mechanism must be arranged at suspension mechanism III, IV
Flexible truss is slid by revolution, direction across bridge, and bottom stretch truss free extension, just can effectively prevent stuck phenomenon of walking),
Stuck phenomenon of walking will not occur.
The utility model has the advantages that bridge inspection vehicle provided by the utility model, is shared jointly by four hitch points and checks vehicle self weight, it is right
It checks that vehicle car body degree of disturbing plays beneficial effect in reducing each hitch point structural stress, reducing, and is able to achieve four hitch points
Synchronous linear walking, is not in walking stuck phenomenon.
Detailed description of the invention
Fig. 1 is that the application checks vehicle schematic view of the front view；
Fig. 2 is suspension mechanism I, II structural schematic diagram；
Fig. 3 is portal frame I structural schematic diagram；
Fig. 4 is suspension mechanism III, IV structural schematic diagram；
Fig. 5 is hitch point III, IV and portal frame II connection schematic diagram；
Fig. 6 is flexible truss structure schematic diagram；
Fig. 7 is A-A cross-sectional view in Fig. 6；
Fig. 8 is the adaptive anti-jamming schematic diagram of gauge deviation；
Fig. 9 anti-jamming schematic diagram when being hitch point I, II asynchronous.
Marked in the figure: 1 is suspension mechanism I, 2 be suspension mechanism II, and 3 be suspension mechanism III, and 4 be suspension mechanism IV, and 5 are
Portal frame I, 5-1 are sliding rail, and 6 be portal frame II, and 7A is left side main couple, and 7B is right side main couple, and 8 be flexible truss, 9
It is driving motor for bridge upper track, 10,11 be gear drive, and 12 be traveling wheel I, and 13 be pivoting support, and 14 be drive
Dynamic cabinet, 15 be lateral rolling bearing device, and 15-1 is idler wheel, and 16 be bridge lower tracks, and 17 be traveling wheel II, and 18 be walking
Cabinet, 19 be guide rail, and 20 be bottom pulley, and 21 be top pulleys, and 22 be limited block, 23 another pivoting supports.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
As shown in Figure 1, a kind of bridge inspection device, including it is suspension mechanism I 1, suspension mechanism II 2, suspension mechanism III 3, outstanding
Suspension mechanism IV 4, portal frame I 5, portal frame II 6, main couple 7, flexible truss 8, as shown in Figure 1, suspension mechanism I, II is installed on bridge
Beam upper track 9, structure is identical, is centrosymmetrically arranged along cross-section of bridge.As shown in Fig. 2, suspension mechanism I, II is equipped with
Driving motor 10, gear drive 11 and traveling wheel I 12, to check that vehicle provides preceding action edge and along bridge upper track 9
It rolls and moves ahead.Hitch point I, II is additionally provided with pivoting support 13, and pivoting support 13 is drive case 14 and lateral rolling bearing device
15 connector bears vertical load, while upper and lower two parts mechanism can be rotated around 13 centre of gyration of pivoting support.
As shown in figure 3, lateral rolling bearing device 15 is connected with portal frame I 5, the idler wheel on lateral rolling bearing device 15
15-1 is embedded into the sliding rail 5-1 on portal frame I 5, idler wheel 15-1 in direction across bridge a certain range along sliding rail 5-1 from
By rolling.
As shown in Figure 1, suspension mechanism III, IV is installed on bridge lower tracks 16, structure is identical, along cross-section of bridge
The heart is arranged symmetrically.Such as Fig. 4, shown in 5, suspension mechanism III, IV is equipped with traveling wheel II 17, is not provided with driving on suspension mechanism III, IV
Dynamic device follows hitch point I, II to roll along bridge lower tracks 16 and moves ahead.Suspension mechanism III, IV lower end are additionally provided with another revolution
Bearing 23, another 23 upper surface of pivoting support is fixedly connected with 18 bolt of travelling box body, and lower end surface is fixed with II 6 bolt of portal frame
Connection, another pivoting support 23 bears vertical load, while upper and lower two parts mechanism can be around another 23 centre of gyration of pivoting support
Rotation.
As shown in Figure 1, left side main couple 7A and right side main couple 7B shape substantially l-shaped, along cross-section of bridge central symmetry
Arrangement.Flexible truss 8 is additionally provided between bridge bottom, arranged on left and right sides main couple, stretch 8 one end of truss and left side main couple
7A is fixedly connected；Other end is provided with free slipping mechanism between right side main couple 7B and flexible truss 8, allows flexible purlin
Along right side, main couple 7B is moved freely frame 8 in direction across bridge a certain range.
Such as Fig. 6, shown in 7, free slipping mechanism is by guide rail 19, bottom pulley 20, top pulleys 21, limited block 22
Composition.Two guide rails 19 are arranged in the right side bottom surface main couple 7B along direction across bridge and are parallel to each other, in flexible 8 lower boom of truss
Equipped with bottom pulley 20 and it is placed on guide rail 19.It is equipped with top pulleys 21 on portal frame II 6, is rolled with flexible truss 8
Dynamic cooperation, takes into account guiding and vertical position-limiting action.It is additionally provided with limited block 22 on the main couple 7B lower boom of right side, limitation is stretched
Contracting truss 8 can only direction across bridge movement in a certain range.
Due to the technical solution more than using, it can be achieved that bridge inspection vehicle four-point suspension and synchronous walking function, tool
Body is described as follows:
Four hitch points, which averraged, checks vehicle self weight, reduces the structural stress at each hitch point, reduces and check vehicle vehicle
Degree of disturbing in the middle part of body increases safety of structure；
As shown in figure 8, when four suspension mechanisms of bridge inspection vehicle are in synchronous walking state, suspension mechanism I, II and
Flexible truss can direction across bridge freely slide, to adapt to the variation of gauge, walking caused by avoiding because of orbit error is stuck.
As shown in figure 9, when suspension mechanism I, II causes to walk asynchronous because driving motor revolving speed is inconsistent, four suspensions
The rotation of certain angle occurs for the pivoting support of mechanism, and makees corresponding direction across bridge at suspension mechanism I, II and flexible truss
Free sliding motion, to adapt to the variation of point-to-point transmission relative displacement, avoid because walk it is asynchronous caused by walking it is stuck.
Main couple shape substantially l-shaped is only one of preferred embodiments of the present invention, the contour structures shape of main couple
Formula should not be taken to limit the protection scope of the utility model, as long as in the milli inwardly made of body design of the utility model
Change without practical significance, it is solved the technical issues of it is still consistent with the utility model, it is practical new that this should all be included in
Within the protection scope of type.
Claims (3)
1. a kind of bridge inspection vehicle of four-point suspension synchronous walking characterized by comprising
It is installed on the suspension mechanism I (1) and suspension mechanism II (2) of bridge upper track (9), the two structure is identical, including driving
Motor (10), gear drive (11), traveling wheel I (12), pivoting support (13), drive case (14) and laterally rolling
Bearing apparatus (15), pivoting support (13) upper and lower end faces are separately connected drive case (14) and lateral rolling bearing device
(15), the idler wheel (15-1) on the lateral rolling bearing device (15) is embedded into the sliding rail (5-1) on portal frame I (5)
It is interior；
It is installed on the suspension mechanism III (3) and suspension mechanism IV (4) of bridge lower tracks (16), the two structure is identical, including row
Walk wheel II (17), travelling box body (18) and another pivoting support (23), another pivoting support (23) upper surface and travelling box body
(18) bolt is fixedly connected, and lower end surface is fixedly connected with portal frame II (6) bolt；
Be provided between the suspension mechanism I (1) and suspension mechanism III (3) left side main couple (7A), suspension mechanism II (2) with
It is provided with right side main couple (7B) between suspension mechanism IV (4), flexible purlin is equipped between the arranged on left and right sides main couple of bridge bottom
Frame (8).
2. the bridge inspection vehicle of four-point suspension synchronous walking according to claim 1, which is characterized in that the flexible truss
(8) one end is fixedly connected with left side main couple (7A)；The other end is provided with certainly between right side main couple (7B) and flexible truss
By slipping mechanism, the free slipping mechanism includes guide rail (19), bottom pulley (20), top pulleys (21), limiting block
Block (22), two guide rails (19) are arranged on right side main couple (7B) and are parallel to each other along direction across bridge, the bottom pulley
(20) it is set to flexible truss (8) lower boom and is placed on guide rail (19), the top pulleys (21) are set to portal frame II
(6) it and rolls and cooperates with flexible truss (8), the limited block (22) is set to right side main couple (7B) lower boom.
3. the bridge inspection vehicle of four-point suspension synchronous walking according to claim 1, which is characterized in that the left side main truss
Frame (7A), right side main couple (7B) structure are identical, and shape is L-type, is centrosymmetrically arranged along cross-section of bridge, arranged on left and right sides master
Truss both ends are fixedly connected with portal frame I (5), portal frame II (6) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820881767.3U CN208379437U (en) | 2018-06-07 | 2018-06-07 | A kind of bridge inspection vehicle of four-point suspension synchronous walking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820881767.3U CN208379437U (en) | 2018-06-07 | 2018-06-07 | A kind of bridge inspection vehicle of four-point suspension synchronous walking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208379437U true CN208379437U (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820881767.3U Active CN208379437U (en) | 2018-06-07 | 2018-06-07 | A kind of bridge inspection vehicle of four-point suspension synchronous walking |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109722987A (en) * | 2019-02-25 | 2019-05-07 | 桥致通（武汉）技术有限公司 | A kind of free positioning intelligence beam bottom Inspection and maintenance vehicle |
| CN113668385A (en) * | 2021-09-09 | 2021-11-19 | 株洲时代新材料科技股份有限公司 | Suspension system of bridge inspection vehicle |
-
2018
- 2018-06-07 CN CN201820881767.3U patent/CN208379437U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109722987A (en) * | 2019-02-25 | 2019-05-07 | 桥致通（武汉）技术有限公司 | A kind of free positioning intelligence beam bottom Inspection and maintenance vehicle |
| CN109722987B (en) * | 2019-02-25 | 2024-04-26 | 桥致通（武汉）技术有限公司 | Free positioning intelligent beam bottom inspection maintenance vehicle |
| CN113668385A (en) * | 2021-09-09 | 2021-11-19 | 株洲时代新材料科技股份有限公司 | Suspension system of bridge inspection vehicle |
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Address after: No. 121, Qingyun Middle Road, Jinhua Town, Xinjin County, Chengdu City, Sichuan Province Patentee after: Chengdu Xinzhu Transportation Technology Co., Ltd Address before: 611430 Hope Road 799, Xinjin County, Chengdu City, Sichuan Province Patentee before: CHENGDU XINTU TECHNOLOGY Co.,Ltd. |