CN210193262U - Shore bridge - Google Patents
Shore bridge Download PDFInfo
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- CN210193262U CN210193262U CN201920818221.8U CN201920818221U CN210193262U CN 210193262 U CN210193262 U CN 210193262U CN 201920818221 U CN201920818221 U CN 201920818221U CN 210193262 U CN210193262 U CN 210193262U
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- shore bridge
- pull rod
- displacement meter
- demodulator
- displacement
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Abstract
The utility model provides a bank bridge, include: the shore bridge structure is provided with a stress release hole, the shore bridge structure is provided with a rear support pipe or a front pull rod, and one end of the rear support pipe or one end of the front pull rod is provided with the stress release hole; the base body is arranged on the shore bridge structure; the adjusting frame is arranged on the seat body, and the height of the adjusting frame is adjustable; and the displacement meter is arranged on the adjusting frame, and a pull rod of the displacement meter is connected with one end of the rear supporting pipe or one end of the front pull rod in parallel. According to the utility model discloses a bank bridge, the displacement meter is established on the alignment jig, and the pull rod of displacement meter links to each other with the one end parallel of back stay tube or preceding pull rod, can monitor the state in stress release hole through the displacement meter, can in time remind the staff when the state in stress release hole appears unusually, guarantees the safety of whole bank bridge, avoids the accident that leads to because of stress release hole fracture, improves the safety guarantee.
Description
Technical Field
The utility model relates to a hoisting equipment field, in particular to bank bridge.
Background
With the continuous development of port transportation industry, large container freight becomes the mainstream of ocean-going transportation, a shore container crane (hereinafter referred to as a shore bridge) is used as an important link for connecting an amphibious freight pipeline, and the utilization level in operation circulation is very high. In order to ensure the high-efficiency operation of the shore bridge, the high reliability of the metal structure is important. The steel structure nodes of the whole shore bridge are numerous, the states of the weakest nodes, the most concentrated stress and the most fatigued nodes determine the safety of the whole shore bridge, and the stress release holes are dangerous nodes, so that the positions are cracked, the machine is damaged, people are killed, huge loss is caused, and the stress release holes are monitored in real time.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a bank bridge for solve the state in stress release hole on the bank bridge and easily appear unusually, easily lead to the problem of mechanical damage and incident.
In order to solve the technical problem, the utility model discloses a following technical scheme:
according to the utility model discloses bank bridge, include:
the shore bridge structure is provided with a stress release hole, the shore bridge structure is provided with a rear support pipe or a front pull rod, and one end of the rear support pipe or one end of the front pull rod is provided with the stress release hole;
the base body is arranged on the shore bridge structure;
the adjusting frame is arranged on the seat body, and the height of the adjusting frame is adjustable;
and the displacement meter is arranged on the adjusting frame, and a pull rod of the displacement meter is connected with one end of the rear supporting tube or one end of the front pull rod in parallel.
Further, the base includes:
the two fixing plates are respectively arranged on the shore bridge structure at intervals;
the base, the both ends of base respectively with correspond the fixed plate links to each other, the regulation is erect on the base.
Furthermore, the base is provided with two connecting plates which extend along the height direction and are arranged at intervals, the adjusting frame is arranged between the two connecting plates, long holes which extend along the height direction are formed in the connecting plates respectively, screw holes are formed in positions, corresponding to the long holes, of the adjusting frame respectively, and bolts penetrate through the long holes and the corresponding screw holes to connect the adjusting frame and the connecting plates respectively.
Furthermore, two long holes are respectively arranged on each connecting plate at intervals.
Further, the adjusting bracket includes:
the middle plate is arranged between the two side plates, two ends of the middle plate are respectively and vertically connected with the corresponding side plates, the position, corresponding to the long hole, of each side plate is provided with the screw hole, and the displacement meter is arranged on the middle plate.
Further, a base plate is arranged between the displacement meter and the middle plate.
Further, the displacement meter includes:
the shell is arranged on the adjusting frame, and a cavity is defined in the shell;
the movement unit is arranged in the cavity, the other end of the pull rod extends into the cavity and is connected with the movement unit, and the movement unit can move when the pull rod moves;
the sensing unit is arranged in the chamber and connected with the motion unit, and is used for sensing the moving distance of the motion unit and generating a corresponding displacement signal according to the moving distance.
Further, the displacement sensor also comprises a demodulator, and the demodulator is used for receiving the displacement signal.
Furthermore, the sensing unit is a multi-channel absolute position coding chip, the displacement signal is an optical signal, the demodulator is a photoelectric demodulator, the photoelectric demodulator is connected with the sensing unit through an optical fiber or an optical cable, and the photoelectric demodulator can convert the optical signal into a corresponding electrical signal.
Furthermore, an optical fiber splitter is arranged between the photoelectric demodulator and the sensitive unit, and the sensitive unit is connected with the optical fiber splitter and the optical fiber splitter is connected with the photoelectric demodulator through optical fibers or optical cables.
The above technical scheme of the utility model one of following beneficial effect has at least:
according to the utility model discloses a bank bridge, the displacement meter is established on the alignment jig, and the pull rod of displacement meter links to each other with the one end parallel of back stay tube or preceding pull rod, can monitor the state in stress release hole through the displacement meter, can in time remind the staff when the state in stress release hole appears unusually, guarantees the safety of whole bank bridge, avoids the accident that leads to because of stress release hole fracture, improves the safety guarantee.
Drawings
Fig. 1 is a schematic structural diagram of a shore bridge according to an embodiment of the present invention;
fig. 2 is a schematic view of a displacement meter in a shore bridge according to an embodiment of the present invention;
fig. 3 is a schematic connection diagram of a displacement meter and a photoelectric demodulator in a shore bridge according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a photoelectric demodulator in a shore bridge according to an embodiment of the present invention;
FIG. 5 is a schematic view of a fixing plate;
fig. 6 is a schematic view of a shore bridge middle fixing plate and a clamp tool in cooperation with each other;
fig. 7 is a top view of a shore bridge middle fixing plate and a clamp tool in cooperation with each other;
fig. 8 is a side view of a shore bridge middle fixing plate and a clamp tool in cooperation with each other;
fig. 9 is another side view of the shore bridge intermediate plate and the clamp fixture in cooperation with each other.
Reference numerals:
a shore bridge structure 10; a stress release hole 11; a back stay tube 12;
a fixed plate 21; a base 22; a connecting plate 23; the elongated hole 24; a clamp fixture 25; a central wire slot notch 26;
an adjusting bracket 30; side plates 31; an intermediate plate 32;
a displacement meter 40; a housing 41; a moving unit 42; a sensitive unit 43; a pull rod 44;
and a photo-electric demodulator 50.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
The shore bridge according to an embodiment of the present invention is described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 9, the quay crane according to the embodiment of the present invention includes a quay crane structure 10, a base, an adjusting bracket 30, and a displacement meter 40.
Specifically, a stress release hole 11 is formed on the quay crane structure 10, a rear support tube 12 or a front pull rod may be disposed on the quay crane structure 10, and a stress release hole 11 may be disposed at one end of the rear support tube 12 or one end of the front pull rod, a seat body may be disposed on the quay crane structure 10, may be welded on the quay crane structure 10, may be disposed on the quay crane structure 10 by a bolt, an adjustment frame 30 may be disposed on the seat body, and a height of the adjustment frame 30 may be adjustable, a displacement meter 40 may be disposed on the adjustment frame 30, and a pull rod of the displacement meter 40 may be connected in parallel to one end of the rear support tube 12 or one end of the front pull rod, and a pull rod of the displacement meter 40 may be connected to one end of the rear support tube 12 or one end of the front pull rod by a bolt, and a height of the adjustment frame 30 may be adjusted according to actual needs, so that the pull rod of the displacement meter 40 may be parallel to one end of the rear support tube, when the state of the stress release hole 11 is abnormal, the worker can be timely reminded, the safety of the whole shore bridge is guaranteed, accidents caused by cracking of the stress release hole 11 are avoided, and safety guarantee is improved. The displacement meter 40 may also be disposed at other positions of the shore bridge structure 10 to monitor the state of the position to be measured, for example, displacement sensors may be disposed at both ends on the rear stay tube 12 or the front stay of the shore bridge.
The displacement meter 40 can be an absolute coding displacement sensor, a Gray code coded multi-channel absolute position coding chip is adopted, wavelength coding of absolute position signals is realized based on a WDM wavelength division multiplexing technology, optical fiber measurement of position and displacement can be realized, the measuring range of the sensor can reach 20mm, the precision is 5 microns, the signal transmission distance reaches more than 10Km, the early warning capacity is greatly improved, expected maintenance cost in the later stage of a product is reduced, and the safety and reliability of the whole structure of the displacement meter are greatly improved.
In some embodiments of the present invention, the base body may include two fixing plates 21 and a base 22, wherein the two fixing plates 21 may be respectively spaced apart and disposed on the quay crane structure 10, may be welded, and may also be connected by bolts or screws. The structure of the fixing plate 21 can be as shown in fig. 5, when the fixing plate 21 is installed, as shown in fig. 6 to 9, the fixing plate can be installed through the fixture 25, first, the two fixing plates 21 are respectively connected with two ends of the fixture 25 through bolts, the central line slot notch 26 on the fixture 25 is aligned as a positioning reference point, the central line slot notch 26 can be aligned with a screw hole or a stress release hole at the central line position of the rear bracing tube 12 or the front pull rod, then the two fixing plates 21 are welded on the quay bridge structure 10, and then the fixture 25 can be detached; the base 22 may be plate-shaped, two ends of the base 22 may be respectively connected to the corresponding fixing plates 21, and may be connected by bolts, the adjusting frame 30 is disposed on the base 22, and the height of the adjusting frame 30 on the base 22 may be adjustable.
In other embodiments of the utility model, as shown in fig. 1, can be equipped with on the base 22 along the direction of height extension and two connecting plates 23 of spaced apart setting, the alignment jig 30 is established between two connecting plates 23, be formed with the slot hole 24 that extends along the direction of height on the connecting plate 23 respectively, the number of slot hole 24 on every connecting plate 23 can rationally be selected, for example, spaced apart two slot holes 24 that are equipped with respectively on every connecting plate 23, be formed with the screw respectively with the corresponding position of slot hole 24 on the alignment jig 30, wear to be equipped with the bolt in slot hole 24 and the corresponding screw respectively, alignment jig 30 and connecting plate 23 can be connected through the bolt, the height of alignment jig 30 can be adjusted through adjusting bolt's position in slot hole 24.
According to some embodiments, as shown in fig. 1, the adjusting bracket 30 may include two side plates 31 and a middle plate 32, the middle plate 32 is disposed between the two side plates 31, both ends of the middle plate 32 are perpendicularly connected to the corresponding side plates 31, a screw hole is disposed at a position corresponding to the long hole 24 on each side plate 31, the displacement gauge 40 is disposed on the middle plate 32, the displacement gauge 40 may be connected to the middle plate 32 by a bolt, and may be connected by four bolts, so that the adjusting bracket 30 may be stably disposed between the two connecting plates 23.
Optionally, a pad may be disposed between the displacement meter 40 and the middle plate 32, the pad may be a rubber plate to reduce the vibration of the displacement meter 40, and a screw hole may be disposed on the pad, and a bolt connecting the displacement meter 40 and the middle plate 32 may pass through the screw hole.
In some embodiments, as shown in fig. 2, the displacement meter 40 may include a housing 41, a moving unit 42 and a sensing unit 43, wherein the housing 41 may be provided on the adjusting bracket 30, may be connected by bolts, and the housing 41 defines a chamber therein; the moving unit 42 may be provided in a chamber, and the other end of the pull rod 44 extends into the chamber to be connected with the moving unit 42, and the moving unit 42 can move when the pull rod moves; the sensing unit 43 is disposed in the chamber, and the sensing unit 43 is connected to the moving unit 42, and the sensing unit 43 may be configured to sense a moving distance of the moving unit 42 and generate a corresponding displacement signal according to the moving distance. In other embodiments, the shore bridge may further include a demodulator, the demodulator may be configured to receive the displacement signal, the regulator may acquire the displacement signal, and the state of the stress release hole may be monitored by the displacement signal.
According to some embodiments, the sensing unit 43 may be a multi-channel absolute position encoding chip, the displacement signal may be an optical signal, the demodulator may be an optical-electrical demodulator, the optical-electrical demodulator 50 may be connected to the sensing unit 43 through an optical fiber 45 or an optical cable, the optical-electrical demodulator 50 may convert the optical signal into a corresponding electrical signal, and the optical-electrical demodulator 50 converts the displacement signal into a corresponding electrical signal, which is convenient for transmission.
The working principle of the displacement meter is as follows: the housing 41 of the displacement meter 40 and one end of the pull rod 44 are respectively fixed on the structure or the base to be measured, and one end of the pull rod 44 of the displacement meter 40 can be fixed on the object to be measured or the mounting base through a universal joint/a fixing screw. When the structure to be measured generates displacement deformation, the pull rod 44 of the displacement meter 40 extends or shortens, the motion unit 42 inside the displacement meter 40 connected with the pull rod 44 moves, the sensing unit 43 can be a multi-channel absolute position coding chip, when the motion unit 42 moves, the sensing unit 43 senses the absolute motion distance of the motion unit 42, the multi-channel absolute position coding chip is a multi-row and multi-column micro mirror array manufactured on a substrate, optical fibers are used as optical signal input/output media, optical signal input is realized, the optical signals irradiate the micro mirrors, reflected optical signals are collected, and the optical signal output is realized. The displacement meter 40 can be connected to the photoelectric demodulator 50 through an optical fiber/optical cable, the displacement meter 40 can convert the displacement signal into an optical signal, and the optical signal is output to the photoelectric demodulator 50 through the optical fiber/optical cable, and the photoelectric demodulator 50 realizes the transmission of the multi-wavelength optical signal, the reception of the multi-wavelength reflection signal and the decoding of the position coding signal.
According to other embodiments, an optical fiber splitter may be disposed between the optical demodulator 50 and the sensing unit 43, the sensing unit 43 and the optical fiber splitter are connected by an optical fiber or an optical cable, and the optical fiber splitter and the optical demodulator 50 are connected by an optical fiber or an optical cable.
As shown in fig. 4, the wavelength-swept optical signal of the photo-demodulator 50 is generated by a wavelength-swept laser 51, the output wavelength of which varies linearly with time and which can be processed by the CPU, so that the wavelength is swept linearly, i.e. a column of the multi-channel absolute position-coding chip is scanned in time sequence, with time as a variable, to read an absolute position code. After passing through the optical isolator 52, the wavelength-scanning optical signal and the optical signal emitted by the displacement meter pass through the optical coupler 53, the generated photocurrent is subjected to electrical signal processing through the photodiode PD1 and the photodiode PD2, and the processed electrical signal can be output to the outside. Photoelectric demodulator 50 can connect in parallel or establish ties the network deployment through fiber splitter with one or more sensing unit 43 to wavelength division multiplexing's form realizes connecting one or more sensing unit 43 on single core fiber, only occupies a passageway of photoelectric demodulator, consequently, the utility model discloses the wavelength coding formula optic fibre absolute position (displacement) sensor that realizes can show the optic fibre of practicing thrift long distance signal transmission optical cable and occupy core number and photoelectric demodulator passageway quantity, greatly reduced thing networking large-scale network deployment application system's cost.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A shore bridge, comprising:
the shore bridge structure is provided with a stress release hole, the shore bridge structure is provided with a rear support pipe or a front pull rod, and one end of the rear support pipe or one end of the front pull rod is provided with the stress release hole;
the base body is arranged on the shore bridge structure;
the adjusting frame is arranged on the seat body, and the height of the adjusting frame is adjustable;
and the displacement meter is arranged on the adjusting frame, and a pull rod of the displacement meter is connected with one end of the rear supporting tube or one end of the front pull rod in parallel.
2. The shore bridge of claim 1, wherein said base comprises:
the two fixing plates are respectively arranged on the shore bridge structure at intervals;
the base, the both ends of base respectively with correspond the fixed plate links to each other, the regulation is erect on the base.
3. The shore bridge according to claim 2, wherein the base is provided with two connecting plates extending in the height direction and spaced apart from each other, the adjusting bracket is disposed between the two connecting plates, the connecting plates are respectively formed with long holes extending in the height direction, the adjusting bracket is respectively formed with screw holes at positions corresponding to the long holes, and the long holes and the corresponding screw holes are respectively provided with bolts for connecting the adjusting bracket and the connecting plates.
4. The shore bridge of claim 3 wherein each of said attachment plates has two of said elongated holes spaced apart therefrom.
5. The shore bridge of claim 3, wherein said adjustment frame comprises:
the middle plate is arranged between the two side plates, two ends of the middle plate are respectively and vertically connected with the corresponding side plates, the position, corresponding to the long hole, of each side plate is provided with the screw hole, and the displacement meter is arranged on the middle plate.
6. The shore bridge of claim 5, wherein a backing plate is provided between said displacement gauge and said intermediate plate.
7. The shore bridge of claim 1, wherein said displacement gauge comprises:
the shell is arranged on the adjusting frame, and a cavity is defined in the shell;
the movement unit is arranged in the cavity, the other end of the pull rod extends into the cavity and is connected with the movement unit, and the movement unit can move when the pull rod moves;
the sensing unit is arranged in the chamber and connected with the motion unit, and is used for sensing the moving distance of the motion unit and generating a corresponding displacement signal according to the moving distance.
8. The shore bridge of claim 7, further comprising a demodulator for receiving said displacement signal.
9. The shore bridge according to claim 8, wherein said sensing unit is a multi-channel absolute position encoding chip, said displacement signal is an optical signal, said demodulator is a photoelectric demodulator, said photoelectric demodulator is connected to said sensing unit through an optical fiber or an optical cable, and said photoelectric demodulator can convert said optical signal into a corresponding electrical signal.
10. The shore bridge according to claim 9, wherein an optical fiber splitter is provided between said photoelectric demodulator and said sensing unit, and said sensing unit and said optical fiber splitter and said photoelectric demodulator are connected by an optical fiber or an optical cable, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818221.8U CN210193262U (en) | 2019-05-31 | 2019-05-31 | Shore bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818221.8U CN210193262U (en) | 2019-05-31 | 2019-05-31 | Shore bridge |
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| Publication Number | Publication Date |
|---|---|
| CN210193262U true CN210193262U (en) | 2020-03-27 |
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| CN201920818221.8U Active CN210193262U (en) | 2019-05-31 | 2019-05-31 | Shore bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110356986A (en) * | 2019-05-31 | 2019-10-22 | 上海振华重工(集团)股份有限公司 | A kind of gantry crane |
-
2019
- 2019-05-31 CN CN201920818221.8U patent/CN210193262U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110356986A (en) * | 2019-05-31 | 2019-10-22 | 上海振华重工(集团)股份有限公司 | A kind of gantry crane |
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