CN114890319A - Bridge crane capable of accurately determining longitudinal position of bridge frame - Google Patents
Bridge crane capable of accurately determining longitudinal position of bridge frame Download PDFInfo
- Publication number
- CN114890319A CN114890319A CN202210567072.9A CN202210567072A CN114890319A CN 114890319 A CN114890319 A CN 114890319A CN 202210567072 A CN202210567072 A CN 202210567072A CN 114890319 A CN114890319 A CN 114890319A
- Authority
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- China
- Prior art keywords
- bridge
- dust cover
- bridge crane
- frame
- mounting plate
- 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.)
- Pending
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- 239000000428 dust Substances 0.000 claims abstract description 51
- 238000004140 cleaning Methods 0.000 claims abstract description 48
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 210000005056 cell body Anatomy 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 238000010408 sweeping Methods 0.000 description 2
- 229920001410 Microfiber Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000005570 vertical transmission Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C6/00—Girders, or track-supporting structures, specially adapted for cranes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention provides a bridge crane capable of accurately determining the longitudinal position of a bridge, which comprises an overhead frame, a bridge frame and a trolley, and further comprises a mounting plate, a dust cover, a coding ruler, a code reader and a cleaning mechanism; a mounting plate is fixedly arranged above the overhead frame along the length direction of the overhead frame, a vertically arranged coding ruler is fixedly arranged in the middle of the mounting plate, a dust cover is fixedly connected to the side wall of the bridge frame, and the dust cover covers the outside of the mounting plate; the middle part of the dust cover is fixedly connected with a fixed seat extending towards the direction of the coding ruler, and the code reader is arranged at the front end of the fixed seat; the code channel end of the coding ruler is opposite to the code reading end of the code reader; the cleaning mechanism comprises a driving wheel, a driven wheel, a steering transmission, a cleaning shaft and a brush. The invention adopts the linear motion code reader to read the number of code channels, thereby improving the positioning accuracy of the bridge; according to the invention, the cleaning mechanism, the dust cover and the reset mechanism are used for keeping the coded scale and the code reader clean and fixed in position, so that the positioning accuracy is improved.
Description
Technical Field
The invention relates to the technical field of bridge cranes, in particular to a bridge crane capable of accurately determining the longitudinal position of a bridge frame.
Background
The bridge crane is hoisting equipment which is transversely erected above workshops, warehouses and stock yards to hoist materials, is wide in application range, is most common in steel enterprises, and needs to convey various materials such as raw materials, molten steel and the like which are heavy in weight and wide in conveying range. The bridge crane generally comprises a bridge frame and a trolley, wherein two ends of the bridge frame are positioned on a large cement column or a metal overhead frame and can move along longitudinal rails laid on the overhead frames at two sides, and the bridge frame is called as the bridge frame because the bridge frame is shaped like a bridge; the bridge frame is also provided with a transverse rail perpendicular to the longitudinal rail, and the trolley transversely moves on the bridge frame along the transverse rail; a lifting hook is arranged below the trolley, and heavy objects are lifted by the lifting hook. The two longitudinal rails and the transverse rail form a rectangular working range, so that the space below the trolley can be fully utilized for lifting materials, the trolley is not hindered by ground equipment, and the trolley is very wide in use.
With the progress and development of scientific technology, the development trend of large-scale, automatic and intelligent bridge cranes is increasingly remarkable, and in order to improve the loading and unloading efficiency, enhance the safety performance of cranes, reduce the fault time and improve the supervision condition of bridge cranes, the national quality control bureau and the national safety supervision bureau require further popularization of crane safety monitoring management systems since 2015, and information indexes such as equipment information, position information, operation information and the like of bridge cranes are detected and collected in real time.
In the position information of the bridge crane, the longitudinal position data of the bridge is one of the necessary items, and the precise positioning of the lifting hook can be carried out through the longitudinal position of the bridge and the transverse position of the trolley, so that the precise lifting of the material is realized. At present, the longitudinal position data of the bridge frame is generally measured by adopting an absolute value encoder, the absolute value encoder is arranged on a longitudinally-moving driven wheel of the bridge frame, actual mechanical parameters are measured through a gear, a measuring wheel and the like, and the values are converted into electric signals and transmitted to a PLC control system to determine the longitudinal position of the bridge frame. However, because the working site environment of the steel enterprise is often severe, metal dust and dust diffused in the air can gradually accumulate on the surface of the code channel of the encoder or enter the working surface of the gear and the measuring wheel, thereby causing inaccuracy of the stroke acquisition data.
How to solve the accurate collection of crane span structure longitudinal position under the adverse operation environment becomes a problem that needs to solve at present urgently.
Disclosure of Invention
In order to solve the above problems in the prior art, an object of the present invention is to provide a bridge crane capable of accurately determining the longitudinal position of a bridge.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a bridge crane capable of accurately determining the longitudinal position of a bridge comprises an overhead frame, the bridge frame and a trolley, and further comprises a mounting plate, a dust cover, a coding ruler, a code reader and a cleaning mechanism; a mounting plate is fixedly arranged above the overhead frame along the length direction of the overhead frame, a vertically arranged coding ruler is fixedly arranged in the middle of the mounting plate, a dust cover is fixedly connected to the side wall of the bridge frame, and the dust cover covers the outside of the mounting plate; the middle part of the dust cover is fixedly connected with a fixed seat extending towards the direction of the coding ruler, and the code reader is arranged at the front end of the fixed seat; the code channel end of the coding ruler is opposite to the code reading end of the code reader;
the cleaning mechanism comprises a driving wheel, a driven wheel, a steering transmission, a cleaning shaft and a brush; the brush evenly sets up and cleans the axle outside, and brush tip and coding ruler surface contact, clean the axle vertical downwards, run through fixing base and dust cover bottom plate in proper order after be connected with the power take off end transmission that turns to the derailleur, the power take off end that turns to the derailleur is connected with the action wheel transmission through following the driving wheel, the action wheel is coaxial fixed with the shaft of indulging the walking wheel.
The invention is further improved in that: the top of the elevated frame is fixedly provided with a vertical rack, and the rack is connected with the mounting plate through a plurality of horizontal fixing rods.
The invention is further improved in that: the upper portion of mounting panel sets up first cingulum, the lower part of mounting panel along length direction sets up the second cingulum, the upper portion cover that cleans the axle is equipped with the first gear with first cingulum meshing, cleans the lower part cover that the axle and is equipped with the second gear with second cingulum meshing.
The invention is further improved in that: the first gear and the second gear are both rubber gears.
The invention is further improved in that: a first reset block is sleeved on the cleaning shaft between the brush and the first gear, one end of the first reset block is connected with the side wall of the dust cover through a first reset spring, the other end of the first reset block is connected with a first steel wire rope, and the first steel wire rope penetrates through the mounting plate and then is connected with a first balancing weight;
the cleaning shaft between the brush and the second gear is sleeved with a second reset block, one end of the second reset block is connected with the side wall of the dust cover through a second reset spring, the other end of the second reset block is connected with a second steel wire rope, and the second steel wire rope penetrates through the mounting plate and then is connected with a second balancing weight.
The invention is further improved in that: a long-strip groove used for the first steel wire rope and the second steel wire rope to penetrate is formed in the mounting plate, and a downward guide arc plate is connected to the lower edge of the groove body of the long-strip groove.
The invention is further improved in that: and a gap is reserved between the dust cover and the side wall of the bridge, and the dust cover is fixedly connected with the side wall of the bridge through a connecting rod.
The invention is further improved in that: the one end that the dust cover is close to the mounting panel top is provided with the decurrent dustproof eaves of buckling, the one end that the dust cover is close to the mounting panel bottom is provided with U type dust groove.
Due to the adoption of the technical scheme, the invention has the technical progress that:
the invention provides a bridge crane capable of accurately determining the longitudinal position of a bridge frame, which is characterized in that the longitudinal position of the bridge frame is positioned by a coding ruler fixed along the length direction of the bridge frame and a code reader synchronously moving along with the bridge frame, the code reader makes linear motion to read the sequence number of fixed code channels, the accuracy of the code reader is higher than that of an original absolute value encoder installed on a longitudinally moving travelling wheel, and the accuracy of the longitudinal positioning of the bridge frame is improved.
The coding ruler is vertically arranged, dust is not prone to falling on the surface of the ruler end, the surface of the coding ruler is continuously cleaned through the rotating brush, and the code reader covers the dust cover, so that the two ends of the coding ruler and the two ends of the code reader are kept clean, and the accuracy of receiving and feeding back signals is improved.
The cleaning mechanism realizes transmission by utilizing the power of the longitudinal moving motor, does not need to be additionally provided with energy sources, is energy-saving and environment-friendly, and meanwhile, a gear and toothed belt transmission mechanism is arranged between the mounting plate and the dust cover, so that the vertical transmission of the cleaning shaft, the horizontal traveling of the hair brush, the code reader and the like are ensured.
The invention is also provided with a reset mechanism for the cleaning shaft, the cleaning shaft is ensured to be vertical up and down through the balance action of the reset spring and the balancing weight, the meshing transmission effect between the first gear and the first toothed belt and between the second gear and the second toothed belt is increased, and the real-time cleaning and code reading accuracy of the code reader are further ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partially enlarged schematic view of FIG. 1;
FIG. 3 is a partial cross-sectional structural schematic view of the mounting plate;
in the figure, 1, a coding ruler, 2, a code reader, 3, a mounting plate, 4, a fixing rod, 5, a frame, 6, a dust cover, 7, a fixing seat, 8, a connecting rod, 9, a dust-proof brim, 10, a U-shaped dust-proof groove, 11, a driving wheel, 12, a driven wheel, 13, a steering transmission, 14, a cleaning shaft, 15, a brush, 16, a bearing seat, 17, a first toothed belt, 18, a second toothed belt, 19, a first gear, 20, a second gear, 21, an overhead frame, 22, a bridge frame, 23, a longitudinal moving track, 24, a trolley, 25, a lifting hook, 26, a longitudinal moving wheel, 27, a longitudinal moving power wheel, 28, a longitudinal moving motor, 29, a first reset block, 30, a first reset spring, 31, a first steel wire rope, 32, a first counterweight block, 33, a second reset block, 34, a second reset spring, 35, a second steel wire rope, 36, a second counterweight block, 37 and a guide arc plate.
Detailed Description
The present invention is described in detail below with reference to the accompanying drawings.
A bridge crane capable of accurately determining the longitudinal position of a bridge frame is disclosed, as shown in figures 1-3, and comprises two elevated frames 21 arranged on the ground, wherein each elevated frame 21 is provided with a longitudinal moving rail 23, the bridge frame 22 is arranged between the two elevated frames 21 in a spanning manner, and wheels of the bridge frame 22 longitudinally move along the longitudinal moving rails 23; the traveling power of the bridge frame 22 is provided by a longitudinal movement motor 28, and the longitudinal movement motor 28 drives a longitudinal movement power wheel 27 and further drives a longitudinal movement traveling wheel 26 to travel. The bridge frame 22 is provided with a transverse moving track, and the trolley 24 transversely moves on the bridge frame 22 along the transverse moving track.
The fixed mounting panel 3 that sets up of its length direction is followed to overhead 21 top, and mounting panel 3 is vertical unsettled form, the middle part fixed mounting of mounting panel 3 the coding ruler 1 of a vertical setting. Regarding the connection mode of the mounting plate 3 and the elevated frame 21, if the elevated frame 21 is arranged close to the wall, a plurality of fixing rods 4 can be drilled and nailed on the wall above the elevated frame 21, and the mounting plate 3 and the front ends of the fixing rods 4 are fixedly connected. If there is no wall body on the two sides of the elevated frame 21, a vertical frame 5 is fixedly arranged on the top of the elevated frame 21, and the frame 5 and the mounting plate 3 are connected through a plurality of horizontal fixing rods 4.
The side wall of the bridge frame 22 is fixedly connected with a dust cover 6, and the dust cover 6 covers the outer part of the mounting plate 3; the middle part of the dust cover 6 is fixedly connected with a fixed seat 7 extending towards the direction of the coding ruler 1, and the code reader 2 is arranged at the front end of the fixed seat 7. The code reading end of the code reader 2 is arranged opposite to the code channel end of the coding ruler 1, and the information output end of the code reader 2 is in transmission connection with the PLC control system. Because the code reader 2 is fixedly connected with the bridge frame 22, along with the movement of the bridge frame 22, the code reader 2 moves along with the bridge frame 22, reads code tracks of the code ruler 1 at the opposite end, transmits the code tracks to the PLC control system, and calculates longitudinal position data of the bridge frame 22. Through setting up code reader 2 in dust cover 6, can prevent effectively that the dust from polluting code reader 2, influencing the degree of accuracy of reading the code.
Preferably, a certain gap is formed between the dust cover 6 and the side wall of the bridge frame 22, and the dust cover 6 and the side wall of the bridge frame 22 are fixedly connected through the connecting rod 8.
In order to further improve dustproof effect, the junction at dust cover 6 and mounting panel 3 top is provided with the decurrent dustproof eaves 9 of buckling, and the junction of dust cover 6 and mounting panel 3 bottom is provided with U type dust groove 10 to realize that dust cover 6 covers with mounting panel 3's comprehensive, furthest avoids dust contact code reader 2.
In order to further reduce the influence of dust on the position reading, the bridge crane further comprises a cleaning mechanism for cleaning the surface of the code scale 1. The cleaning mechanism comprises a driving wheel 11, a driven wheel 12, a steering transmission 13, a cleaning shaft 14 and a brush 15.
The brush 15 is sleeved outside the cleaning shaft 14, the end part of the brush 15 is in contact with the surface of the coding ruler 1, and the brush 15 is driven to rotate along with the rotation of the cleaning shaft 14 to clean the surface of the coding ruler 1. In order to avoid scratching the surface of the coding rule 1, the hairbrush 15 is preferably a rubber brush or a silica gel brush, and ultrafine fiber strips can be sleeved outside the sweeping shaft 14 at intervals to enhance the dust adsorption effect. The middle part of the brush 15 is provided with an opening for avoiding the code reader 2.
The sweeping shaft 14 is vertically arranged, penetrates through the bottom plates of the fixed seat 7 and the dust cover 6 downwards in sequence and then is in transmission connection with a power output end of a steering transmission 13, a power input end of the steering transmission 13 is in transmission connection with a driving wheel 11 through a driven wheel 12, and the driving wheel 11 and a wheel shaft of a bridge frame 22 longitudinal moving travelling wheel 26 are coaxially fixed. The power of the bridge frame 22 longitudinally moving travelling wheels 26 is transmitted to the cleaning shaft 14 through the sequential transmission of the driving wheel 11, the driven wheel 12 and the steering transmission 13, and the cleaning shaft 14 is driven to rotate.
The upper portion of mounting panel 3 sets up first cingulum 17, the lower part of mounting panel 3 along length direction sets up second cingulum 18, the upper portion cover of cleaning axle 14 is equipped with the first gear 19 with first cingulum 17 meshing, and the lower part cover of cleaning axle 14 is equipped with the second gear 20 with second cingulum 18 meshing. When the cleaning shaft 14 rotates, the first gear 19 runs along the first toothed belt 17 and the second gear 20 runs along the second toothed belt 18 in a meshed mode, so that the cleaning shaft 14 is vertical, and the code reader 2 can accurately read codes vertically.
Preferably, the first gear 19 and the second gear 20 are both rubber gears.
In order to ensure the meshing transmission effect between the first gear 19 and the first toothed belt 17 and between the second gear 20 and the second toothed belt 18 during the traveling process of the bridge frame 22, a resetting mechanism is further arranged on the bridge crane. Specifically, a first reset block 29 is sleeved on the cleaning shaft 14 between the brush 15 and the first gear 19, one end of the first reset block 29 is connected with the inner wall of the dust cover 6 through a first reset spring 30, the other end of the first reset block 29 is connected with a first steel wire rope 31, and the first steel wire rope 31 penetrates through the mounting plate 3 and then is connected with a first balancing weight 32; the cleaning shaft 14 between the brush 15 and the second gear 20 is sleeved with a second reset block 33, one end of the second reset block 33 is connected with the inner wall of the dust cover 6 through a second reset spring 34, the other end of the second reset block 33 is connected with a second steel wire rope 35, and the second steel wire rope 35 is connected with a second balancing weight 36 after penetrating through the mounting plate 3.
Offer the rectangular groove that is used for first wire rope 31 and second wire rope 35 to pass on the mounting panel 3, the cell body in rectangular groove is down along connecting one outwards to visit out and the direction arc board 37 of arc that bends downwards, and direction arc board 37 is the metal arc board of surface through the polishing, and furthest reduces the frictional force between wire rope and the direction arc board 37, ensures when cleaning axle 14 and walk forward, and wire rope can smoothly move thereupon. The first steel wire rope 31 and the second steel wire rope 35 sag after passing through the guide arc plate 37, so that the balancing weight is suspended and hung.
Bearings are arranged among the first reset block 29, the second reset block 33, the fixed seat 7 and the cleaning shaft 14, and when the cleaning shaft 14 rotates, the first reset block 29, the second reset block 33 and the fixed seat 7 do not synchronously rotate.
The working process of the invention is as follows:
when the bridge frame travels along the longitudinal moving track, the longitudinal moving travelling wheel of the bridge frame drives the driving wheel to rotate, the driving wheel further drives the driven wheel to rotate, and the horizontal power is converted into vertical power through the steering transmission and then is output to the cleaning shaft. Along with the rotation of the cleaning shaft, the first gear moves along the first toothed belt and the second gear moves along the second toothed belt, so that the code reader, the dust cover and the cleaning mechanism synchronously and stably walk along the bridge. When the crane walks, the code reader reads the number of the corresponding code scale code tracks in real time, transmits the data to the PLC control system, and calculates the longitudinal position data of the bridge.
When the cleaning shaft rotates, the brush is driven to rotate to clean the surface of the coding ruler, and the surface of the coding ruler is kept clean.
In the traveling process of the bridge frame, the reset block is simultaneously subjected to the acting forces of the elastic force of the reset spring and the tensile force of the balancing weight in opposite directions, so that balance is achieved; the cleaning shaft is simultaneously balanced by the first reset block and the second reset block, so that the cleaning shaft is ensured to be vertical in the advancing process, the hairbrush is always in contact with the surface of the coding ruler, and the code reader is aligned to the code channel end of the coding ruler in real time.
The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the present invention.
Claims (8)
1. Bridge crane capable of accurately determining the longitudinal position of a bridge, comprising an overhead frame (21) and a bridge frame (22), and being characterized in that: the device also comprises a mounting plate (3), a dust cover (6), a coding ruler (1), a code reader (2) and a cleaning mechanism; the mounting plate (3) is fixedly arranged above the overhead frame (21) along the length direction of the overhead frame, the vertically arranged coding ruler (1) is fixedly arranged in the middle of the mounting plate (3), the side wall of the bridge (22) is fixedly connected with a dust cover (6), and the dust cover (6) covers the outside of the mounting plate (3); a fixed seat (7) extending towards the direction of the coding ruler (1) is fixedly connected to the middle of the dustproof cover (6), and the code reader (2) is installed at the front end of the fixed seat (7); the code channel end of the coding ruler (1) is opposite to the code reading end of the code reader (2);
the cleaning mechanism comprises a driving wheel (11), a driven wheel (12), a steering transmission (13), a cleaning shaft (14) and a brush (15); brush (15) are evenly overlapped and are established in cleaning axle (14) outside, and brush (15) front end and coding chi (1) surface contact, clean axle (14) vertical downwards, run through in proper order behind fixing base (7) and dust cover (6) the bottom plate with turn to the power take off end transmission of derailleur (13) and be connected, the power take off end that turns to derailleur (13) is connected with action wheel (11) transmission through following driving wheel (12), action wheel (11) and the coaxial fixed of shaft of indulging walking wheel (26).
2. The bridge crane of claim 1, wherein the bridge crane further comprises: the top of the elevated frame (21) is fixedly provided with a vertical frame (5), and the frame (5) is connected with the mounting plate (3) through a plurality of horizontally arranged fixing rods (4).
3. The bridge crane of claim 1, wherein the bridge crane further comprises: the upper portion of mounting panel (3) sets up first cingulum (17), the lower part of mounting panel (3) sets up second cingulum (18) along length direction, the upper portion cover of cleaning axle (14) is equipped with first gear (19) with first cingulum (17) meshing, and the lower part cover of cleaning axle (14) is equipped with second gear (20) with second cingulum (18) meshing.
4. The bridge crane of claim 3, wherein the bridge crane further comprises: the first gear (19) and the second gear (20) are both rubber gears.
5. The bridge crane of claim 3, wherein the bridge crane further comprises: a first reset block (29) is sleeved on the cleaning shaft (14) between the brush (15) and the first gear (19), one end of the first reset block (29) is connected with the side wall of the dust cover (6) through a first reset spring (30), the other end of the first reset block (29) is connected with a first steel wire rope (31), and the first steel wire rope (31) penetrates through the mounting plate (3) and then is connected with a first balancing weight (32);
be located cleaning shaft (14) between brush (15) and second gear (20) and go up the cover and be equipped with second reset block (33), the one end of second reset block (33) is connected with the lateral wall of dust cover (6) through second reset spring (34), and second wire rope (35) are connected to the other end of second reset block (33), and second wire rope (35) are connected with second balancing weight (36) after running through mounting panel (3).
6. The bridge crane of claim 5, wherein the bridge crane further comprises: offer the rectangular groove that is used for first wire rope (31) and second wire rope (35) to pass on mounting panel (3), the decurrent direction arc board of a curved arc is connected along connecting under the cell body in rectangular groove.
7. The bridge crane of claim 1, wherein the bridge crane further comprises: the dustproof cover (6) is fixedly connected with the side wall of the bridge (22) through a connecting rod (8).
8. The bridge crane of claim 1, wherein the bridge crane further comprises: the one end that dust cover (6) are close to mounting panel (3) top is provided with decurrent dustproof eaves (9), the one end that dust cover (6) are close to mounting panel (3) bottom is provided with U type dust groove (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210567072.9A CN114890319A (en) | 2022-05-23 | 2022-05-23 | Bridge crane capable of accurately determining longitudinal position of bridge frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210567072.9A CN114890319A (en) | 2022-05-23 | 2022-05-23 | Bridge crane capable of accurately determining longitudinal position of bridge frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114890319A true CN114890319A (en) | 2022-08-12 |
Family
ID=82724118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210567072.9A Pending CN114890319A (en) | 2022-05-23 | 2022-05-23 | Bridge crane capable of accurately determining longitudinal position of bridge frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114890319A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116654787A (en) * | 2023-07-24 | 2023-08-29 | 河南东起机械有限公司 | Energy-saving intelligent bridge crane |
-
2022
- 2022-05-23 CN CN202210567072.9A patent/CN114890319A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116654787A (en) * | 2023-07-24 | 2023-08-29 | 河南东起机械有限公司 | Energy-saving intelligent bridge crane |
| CN116654787B (en) * | 2023-07-24 | 2023-10-17 | 河南东起机械有限公司 | Energy-saving intelligent bridge crane |
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