CN202913346U - Full-length pier-passing bridge bottom inspection car with travelling mechanism and rotating device - Google Patents
Full-length pier-passing bridge bottom inspection car with travelling mechanism and rotating device Download PDFInfo
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- CN202913346U CN202913346U CN 201220499701 CN201220499701U CN202913346U CN 202913346 U CN202913346 U CN 202913346U CN 201220499701 CN201220499701 CN 201220499701 CN 201220499701 U CN201220499701 U CN 201220499701U CN 202913346 U CN202913346 U CN 202913346U
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- truss
- inspection trolley
- folding arm
- free bearing
- pier
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Abstract
The utility model discloses a full-length pier-passing bridge bottom inspection car with travelling mechanism and rotating device. The inspection car includes an inspection car track, a traveling mechanism, a traveling driving system and a frame, wherein the frame comprises a truss and an articulated boom mounted on the two ends of the truss. A jib lubbing mechanism which can control the lifting range of the articulation boom is arranged between the truss and the articulation boom and a rotating device which can enable the frame to rotate horizontally is disposed on the truss. Full-length pier-passing bridge bottom inspection car with travelling mechanism and rotating device has the advantages of being high in automaticity, super in economical indicators, high in security, convenient to operate and check, thereby achieving the beam bottom inspection in full length and long range of multi-span continuous bridges.
Description
Technical field
The utility model relates to bridge inspection vehicle, refers to that particularly a kind of elongated traveling rotates through inspection trolley device at the bottom of the pier beam.
Background technology
Bridge inspection vehicle generally is the form of structure according to beam at present, adopts the hanging type crane scheme, and namely running mechanism is inverted on i iron (or the H shaped steel) track by steel wheel, and vehicle frame links to each other with running mechanism, moves under the driving of motor.Adopt the inspection trolley of this form of structure, because the quantity of bridge pier is many, inspection trolley is not easy to pass through bridge pier.
Inspection trolley usually can only traveling between two bridge piers (tower) at the bottom of traditional beam, and namely the scope of repair of inspection trolley is a span interval at the bottom of the separate unit beam.For multispan Continuous Bridge structure, if adopt inspection trolley at the bottom of traditional beam, then inspection trolley at the bottom of the beam must be installed in each span interval, realizes maintenance at the bottom of the beam of the long scope of full-bridge.This mode is somewhat expensive not only, and checks that difference need carry out the inspection trolley transfer between striding, and the quantity demand of full-bridge inspection trolley is more, and inspection operation is loaded down with trivial details and efficient is low, and cost is high, inspection trolley maintaining difficulty.
Summary of the invention
The purpose of this utility model is exactly defective and the deficiency that will overcome inspection trolley at the bottom of traditional beam, provides a kind of elongated traveling to rotate through inspection trolley device at the bottom of the pier beam, to check at the bottom of the beam of realizing the accessible full beam length scope of multispan Continuous Bridge structure.
For achieving the above object, the designed elongated traveling of the utility model rotates through inspection trolley device at the bottom of the pier beam, comprise inspection trolley track, running mechanism, traveling drive system and vehicle frame, described vehicle frame comprises truss and is arranged on the folding arm at truss two ends, be provided with the hoist jib lubbing mechanism of amplitude of control folding arm between described truss and the folding arm, be provided with the whirligig that vehicle frame is horizontally rotated on the described truss.
In the such scheme, be provided with the detecting element for detection of position of rotation on the described inspection trolley track.
In the such scheme, be provided with the safety device that truss is connected with folding arm on the described vehicle frame.Like this, playing safety protection function when folding arm hoists angle and horizontal level, simultaneously also is for when the jib lubbing mechanism of tool car is not worked when maintenance dismounting state (or), locked vehicle frame, make the extreme lower position of folding arm be fixed on horizontal level, be convenient to maintenance.
Particularly, described safety device comprises coupling bar, the first free bearing and the second free bearing, one end of described coupling bar is hinged by bearing pin and the second free bearing, the connecting hole of the other end of described coupling bar and the first free bearing is slidingly connected, adopt sphere hinged between the first free bearing and the truss, be fixedly connected with between the second free bearing and the folding arm, described coupling bar is provided with two and corresponds respectively to the spacing hole that folding arm is horizontal level and the position that hoists, and described the first free bearing is provided with the stop screw that is complementary with spacing hole.
In the such scheme, the fixed mechanism that the braking running mechanism slides is installed on the described running mechanism, described traveling drive system comprises motor and speed reducer, and the self-locking device that the braking running mechanism rolled after motor was cut off the power supply is set in the described motor.Like this, inspection trolley adopts double brake: the traveling drive system is from band brake, and the braking running mechanism rolls; Fixed mechanism links to each other with running mechanism, and the braking running mechanism slides.
Particularly, described fixed mechanism comprises the friction plate and the screw rod that is connected with reductor that contacts with the inspection trolley track.Like this, by the turn screw rod, friction plate clamps the inspection trolley track, guarantees that inspection trolley is relative with track fixing.
In the such scheme, described jib lubbing mechanism comprises luffing free bearing, hydraulic jack and is installed in variable amplitude hydraulic system on the truss, described luffing free bearing is arranged between truss and the folding arm, and the two ends of described hydraulic jack are hinged with the middle part of the top of truss and folding arm respectively.
The beneficial effects of the utility model are: the utility model is realized by running mechanism that inspection trolley track that inspection trolley installs in the bridge bottom is up and is walked action, by jib lubbing mechanism folding arm is risen and to rise to the operating position angle and become to check duty, realized the revolution of lower end trussed construction by whirligig, thereby realize that it checks dolly penetrate thing by the action of bridge pier, walking is to next maintenance point position.Inspection trolley carries generating set, need not external power supply, and demand is low to external world, better facilitates for site work.The utlity model has the automaticity height, economic index is good, degree of safety is high, check the advantages such as convenient at the bottom of easy to operate, the beam, can realize checking at the bottom of the beam of the accessible full beam length scope of multispan Continuous Bridge structure.
Description of drawings
Fig. 1 is the overall structure schematic diagram that the elongated traveling of the utility model rotates through inspection trolley device at the bottom of the pier beam.
Fig. 2 is that the inspection trolley device was rotating through the plan structure schematic diagram of pier state at the bottom of elongated traveling rotated through the pier beam.
Fig. 3 is the structure for amplifying schematic diagram of A part among Fig. 1.
Fig. 4 is the structure for amplifying schematic diagram of B part among Fig. 1.
Fig. 5 is the structural representation of safety device among Fig. 1.
Fig. 6 is the structural representation of fixed mechanism among Fig. 1.
Fig. 7 is the structural representation of whirligig among Fig. 1.
Fig. 8 is the structural representation of pivoting support among Fig. 6.
Fig. 9 is that elongated traveling rotates through at the bottom of the pier beam inspection trolley device at the horizontal facade structures schematic diagram that checks duty.
Figure 10 is that the inspection trolley device was rotating through the horizontal facade structures schematic diagram of pier state at the bottom of elongated traveling rotated through the pier beam.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in Figure 1, elongated traveling rotates through inspection trolley device at the bottom of the pier beam, comprise inspection trolley track 5, running mechanism 1, traveling drive system 4 and vehicle frame 3, vehicle frame 3 comprises truss 3.1 and is arranged on the folding arm 3.2 at truss 3.1 two ends, be provided with the hoist jib lubbing mechanism 6 of amplitude of control folding arm 3.2 between truss 3.1 and the folding arm 3.2, be provided with the whirligig 2 that vehicle frame 3 is horizontally rotated on the truss 3.1.As shown in Figure 2, be provided with detecting element 7 for detection of position of rotation on the inspection trolley track 5.
In conjunction with Fig. 1, Fig. 4 ~ 5, be provided with the safety device 8 that truss 3.1 is connected with folding arm 3.2 on the vehicle frame 3, safety device 8 comprises coupling bar 8.1, the first free bearing 8.2 and the second free bearing 8.3.One end of coupling bar 8.1 is hinged by bearing pin 8.5 and the second free bearing 8.3, the connecting hole of the other end of coupling bar 8.1 and the first free bearing 8.2 is slidingly connected, adopt sphere hinged between the first free bearing 8.2 and the truss 3.1, be fixedly connected with between the second free bearing 8.3 and the folding arm 3.2, be provided with two on the coupling bar 8.1 and correspond respectively to that folding arm 3.2 is horizontal level and spacing hole 8.6, the first free bearings 8.2 of position of hoisting are provided with the stop screw 8.4 that is complementary with spacing hole.
In conjunction with Fig. 3 and Fig. 6, the fixed mechanism 9 that braking running mechanism 1 slides is installed on the running mechanism 1, fixed mechanism 9 comprises the friction plate 9.1 and the screw rod 9.2 that is connected with reductor 4.2 with 5 contacts of inspection trolley track.Traveling drive system 4 comprises motor 4.1 and reductor 4.2, and described motor 4.1 interior settings are braked the self-locking device that running mechanism 1 rolls after making motor 4.1 outages.
In conjunction with Fig. 1 and Fig. 4, jib lubbing mechanism 6 comprises luffing free bearing 6.1, hydraulic jack 6.2 and is installed in variable amplitude hydraulic system 6.3 on the truss 3.1, luffing free bearing 6.1 is arranged between truss 3.1 and the folding arm 3.2, and the two ends of hydraulic jack 6.2 are hinged with the middle part of the top of truss 3.1 and folding arm 3.2 respectively.
The top of pivoting support 2.3 shown in Figure 8 is pivoting support inner ring 2.3.1, the bottom of pivoting support 2.3 is pivoting support outer ring 2.3.2, be meshed by rolling element 2.3.4 between pivoting support inner ring 2.3.1 and the pivoting support outer ring 2.3.2, described rolling element 2.3.4 is steel ball.The gear 2.3.3 of pivoting support outer ring 2.3.2 and the output gear 2.4.3 of power drive 2.4 are in transmission connection.Power drive 2.4 comprises drive motors 2.4.1 and reducer 2.4.2, is connected by shaft coupling transmission between drive motors 2.4.1 and the reducer 2.4.2.
Operating principle of the present utility model is as follows:
When checking duty, as shown in Figure 9, hydraulic jack 6.2 by jib lubbing mechanism 6 is pulled up to the position parallel with bridge bottom 11 with folding arm 3.2, at this moment, the two ends folding arm 3.2 of inspection trolley is the position that hoists, by being the spacing hole 8.6 of the position that hoists and the stop screw 8.4 that is complementary corresponding to folding arm 3.2 on the coupling bar 8.1,22 ° angle is fixed and formed to two ends folding arm 3.2 and truss 3.1.Drive by traveling drive system 4 that inspection trolley track that running mechanisms 1 realize that inspection trolley installs in bridge bottom 11 5 is up walks action.
When inspection trolley needs Parking fixedly, motor 4.1 self-locking devices on the at first traveling drive system 4 are realized the walking braking, thereby the fixed mechanism 9 of then installing on the running mechanism 1 clamps inspection trolley track 5 locked dollies by friction plate 9.1, it is reliable to guarantee to stop, be convenient to the inspection personnel when a part is checked simultaneously, inspection trolley can not slide yet.
When inspection trolley is in operation when needing pier (tower), detect by the detecting element 7 on the inspection trolley track 5 and to allow to rotate through the pier position, the hydraulic jack 6.2 of jib lubbing mechanism 6 puts folding arm 3.2 to horizontal level, by being the spacing hole 8.6 of horizontal level and the stop screw 8.4 that is complementary corresponding to folding arm 3.2 on the coupling bar 8.1, that two ends folding arm 3.2 is fixing with truss 3.1.Inspection trolley is the pier state of preparing, and then vehicle frame 3 is realized 90 ° of revolutions under the driving of whirligig 2, and rotation is to driving running mechanisms 1 at the inspection trolley track 5 up piers of passing by, as shown in figure 10 along bridge to, traveling drive system 4.Until check arrival detecting element 7 detected rotatable positions, be returned to the inspection duty.
Claims (7)
1. an elongated traveling rotates through inspection trolley device at the bottom of the pier beam, comprise inspection trolley track (5), running mechanism (1), traveling drive system (4) and vehicle frame (3), it is characterized in that: described vehicle frame (3) comprises truss (3.1) and is arranged on the folding arm (3.2) at truss (3.1) two ends, be provided with the hoist jib lubbing mechanism (6) of amplitude of control folding arm (3.2) between described truss (3.1) and the folding arm (3.2), be provided with the whirligig (2) that vehicle frame (3) is horizontally rotated on the described truss (3.1).
2. elongated traveling according to claim 1 rotates through inspection trolley device at the bottom of the pier beam, it is characterized in that: be provided with the detecting element (7) for detection of position of rotation on the described inspection trolley track (5).
3. elongated traveling according to claim 1 and 2 rotates through inspection trolley device at the bottom of the pier beam, it is characterized in that: be provided with the safety device (8) that truss (3.1) is connected with folding arm (3.2) on the described vehicle frame (3).
4. elongated traveling according to claim 3 rotates through inspection trolley device at the bottom of the pier beam, it is characterized in that: described safety device (8) comprises coupling bar (8.1), the first free bearing (8.2) and the second free bearing (8.3), one end of described coupling bar (8.1) is hinged by bearing pin (8.5) and the second free bearing (8.3), the connecting hole of the other end of described coupling bar (8.1) and the first free bearing (8.2) is slidingly connected, adopt sphere hinged between the first free bearing (8.2) and the truss (3.1), be fixedly connected with between the second free bearing (8.3) and the folding arm (3.2), be provided with two on the described coupling bar (8.1) and correspond respectively to the spacing hole (8.6) that folding arm (3.2) is horizontal level and the position that hoists, described the first free bearing (8.2) is provided with the stop screw (8.4) that is complementary with spacing hole.
5. elongated traveling according to claim 1 and 2 rotates through inspection trolley device at the bottom of the pier beam, it is characterized in that: the fixed mechanism (9) that braking running mechanism (1) slides is installed on the described running mechanism (1), described traveling drive system (4) comprises motor (4.1) and reductor (4.2), and the self-locking device that motor (4.1) outage rear braking running mechanism (1) is rolled is set in the described motor (4.1).
6. elongated traveling according to claim 5 rotates through inspection trolley device at the bottom of the pier beam, it is characterized in that: described fixed mechanism (9) comprises the friction plate (9.1) and the screw rod (9.2) that is connected with reductor (4.2) with inspection trolley track (5) contact.
7. elongated traveling according to claim 1 rotates through inspection trolley device at the bottom of the pier beam, it is characterized in that: described jib lubbing mechanism (6) comprises luffing free bearing (6.1), hydraulic jack (6.2) and is installed in variable amplitude hydraulic system (6.3) on the truss (3.1), described luffing free bearing (6.1) is arranged between truss (3.1) and the folding arm (3.2), and the two ends of described hydraulic jack (6.2) are hinged with the middle part of the top of truss (3.1) and folding arm (3.2) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220499701 CN202913346U (en) | 2012-09-28 | 2012-09-28 | Full-length pier-passing bridge bottom inspection car with travelling mechanism and rotating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220499701 CN202913346U (en) | 2012-09-28 | 2012-09-28 | Full-length pier-passing bridge bottom inspection car with travelling mechanism and rotating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202913346U true CN202913346U (en) | 2013-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220499701 Expired - Lifetime CN202913346U (en) | 2012-09-28 | 2012-09-28 | Full-length pier-passing bridge bottom inspection car with travelling mechanism and rotating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202913346U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102864740A (en) * | 2012-09-28 | 2013-01-09 | 中铁第四勘察设计院集团有限公司 | Total-length traveling rotary pile-passing beam bottom inspection vehicle system |
| CN103422433A (en) * | 2013-09-05 | 2013-12-04 | 武汉武桥交通装备技术有限公司 | Bridge inspection car running track manual shifter |
| CN103726443A (en) * | 2014-01-13 | 2014-04-16 | 大连理工大学 | All-weather railroad bridge detecting vehicle |
-
2012
- 2012-09-28 CN CN 201220499701 patent/CN202913346U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102864740A (en) * | 2012-09-28 | 2013-01-09 | 中铁第四勘察设计院集团有限公司 | Total-length traveling rotary pile-passing beam bottom inspection vehicle system |
| CN102864740B (en) * | 2012-09-28 | 2014-11-05 | 中铁第四勘察设计院集团有限公司 | Total-length traveling rotary pile-passing beam bottom inspection vehicle system |
| CN103422433A (en) * | 2013-09-05 | 2013-12-04 | 武汉武桥交通装备技术有限公司 | Bridge inspection car running track manual shifter |
| CN103726443A (en) * | 2014-01-13 | 2014-04-16 | 大连理工大学 | All-weather railroad bridge detecting vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |