CN111572583A - Power transmission device - Google Patents

Power transmission device Download PDF

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Publication number
CN111572583A
CN111572583A CN202010501196.8A CN202010501196A CN111572583A CN 111572583 A CN111572583 A CN 111572583A CN 202010501196 A CN202010501196 A CN 202010501196A CN 111572583 A CN111572583 A CN 111572583A
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CN
China
Prior art keywords
gear
shaft
power transmission
mounting hole
trolley assembly
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202010501196.8A
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Chinese (zh)
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CN111572583B (en
Inventor
赵山峰
余生维
刘宽
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Sany Marine Heavy Industry Co Ltd
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Sany Marine Heavy Industry Co Ltd
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Publication date
Application filed by Sany Marine Heavy Industry Co Ltd filed Critical Sany Marine Heavy Industry Co Ltd
Priority to CN202010501196.8A priority Critical patent/CN111572583B/en
Publication of CN111572583A publication Critical patent/CN111572583A/en
Application granted granted Critical
Publication of CN111572583B publication Critical patent/CN111572583B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61GCOUPLINGS; DRAUGHT AND BUFFING APPLIANCES
    • B61G5/00Couplings for special purposes not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61GCOUPLINGS; DRAUGHT AND BUFFING APPLIANCES
    • B61G7/00Details or accessories
    • B61G7/14Safety devices

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear Transmission (AREA)

Abstract

The application relates to the technical field of trolleys, in particular to a power transmission device. The power transmission device is used for transmitting power between the adjacent first trolley assembly and the second trolley assembly and comprises a transmission gear; a first wheel shaft and a first gear are arranged at one end, close to the second trolley component, of the first trolley component, a second wheel shaft and a second gear are arranged at one end, close to the first trolley component, of the second trolley component, a transmission gear is arranged between the first gear and the second gear, and the transmission gear can be meshed with the first gear and the second gear simultaneously; therefore, power transmission between the first wheel shaft and the second wheel shaft is achieved, namely power transmission between the adjacent first trolley assembly and the second trolley assembly is achieved through the transmission gear, all wheel shafts and wheels of the first trolley assembly and the second trolley assembly can synchronously rotate under the driving of one power device, and the phenomenon that the wheels of the second trolley assembly slip in the walking process of the trolley is avoided.

Description

Power transmission device
Technical Field
The application relates to the technical field of trolleys, in particular to a power transmission device.
Background
The existing large-scale equipment is usually transported by adopting a trolley, the trolley comprises a plurality of trolley components connected through balance beams, each trolley component comprises a plurality of traveling wheels, and the traveling wheels in each trolley component transmit power in an open gear mode; the power equipment is arranged on one trolley component of the trolley components to drive the travelling wheels of the trolley component to roll, the travelling wheels of the rest trolley components are driven to roll through the power transmitted by the trolley, and the travelling wheels between the adjacent trolley components are not transmitted with the power, so that the trolley is easy to slip when travelling.
Disclosure of Invention
An object of this application is to provide a power transmission device to solve the technical problem that the platform truck was very easily slipped when walking among the prior art to a certain extent.
The invention provides a power transmission device, which is used for power transmission between a first trolley component and a second trolley component which are adjacent; the first trolley assembly and the second trolley assembly are oppositely arranged at intervals along a first direction, and a balance beam is arranged between the first trolley assembly and the second trolley assembly; a first wheel shaft is arranged at one end, close to the second trolley assembly, of the first trolley assembly, and a second wheel shaft is arranged at one end, close to the first trolley assembly, of the second trolley assembly; the first wheel shaft is provided with a first gear, the second wheel shaft is provided with a second gear, and the first gear and the second gear are oppositely arranged and are separated by a preset distance;
the power transmission device comprises a transmission gear; the transmission gear is arranged between the first gear and the second gear, and can be meshed with the first gear and the second gear simultaneously.
Further, the mounting plate and the gear shaft are included; two ends of the mounting plate along the first direction are respectively supported on the first wheel shaft and the second wheel shaft; the number of the mounting plates is two, and the two mounting plates are arranged at intervals along the axial direction of the first wheel shaft; two ends of the gear shaft in the length direction are respectively supported on the two mounting plates; the transmission gear is rotationally connected to the gear shaft.
Furthermore, a first mounting hole, a second mounting hole and a third mounting hole are formed in the mounting plate; one end of the mounting plate along the first direction is sleeved on the first wheel shaft through the first mounting hole, and the other end of the mounting plate along the first direction is sleeved on the second wheel shaft through the second mounting hole; the end part of the gear shaft is inserted into the third mounting hole.
Further, the first mounting hole, the second mounting hole and the third mounting hole are all oblong holes; the length directions of the first mounting hole and the second mounting hole extend along the first direction, and the length direction of the third mounting hole extends along the second direction in the opposite direction; the second direction, the first direction and the axial direction of the first wheel axle are perpendicular to each other.
Furthermore, the joints of the first wheel shaft, the second wheel shaft and the gear shaft with the mounting plate are all sleeved with wear-resistant sleeves.
Furthermore, two ends of the mounting plate along the first direction are respectively connected with the corresponding first wheel shaft and the second wheel shaft in a rotating mode through bearings.
Further, the device also comprises a tensioning device; one end of the tensioning device is connected with the mounting plate, and the other end of the tensioning device is connected with the gear shaft; the tensioning device can drive the gear to move in the direction of axially approaching the first gear and the second gear, and is used for enabling the transmission gear to be meshed with the first gear and the second gear.
Further, the device also comprises a traction device; the fixed end of the traction device is connected with the balance beam, and the driving end of the traction device is connected with the gear shaft; the traction device can drive the gear to move in a direction of being away from the first gear and the second gear in the axial direction, and the traction device is used for enabling the transmission gear to be separated from the first gear and the second gear.
Further, the tensioning device is an elastic piece, and the traction device is a winch.
Further, the device also comprises a hydraulic driving device; the fixed end of the hydraulic driving device is fixedly connected with the balance beam, the driving end of the hydraulic driving device is connected with the gear shaft, and the hydraulic driving device can drive the gear shaft to reciprocate along the second direction and is used for enabling the transmission gear to be meshed with or separated from the first gear and the second gear.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a power transmission device, which is used for transmitting power between a first trolley assembly and a second trolley assembly which are adjacent; the first trolley assembly and the second trolley assembly are arranged at intervals along a first direction, a first wheel shaft is arranged at one end, close to the second trolley assembly, of the first trolley assembly, and a second wheel shaft is arranged at one end, close to the first trolley assembly, of the second trolley assembly; the first wheel shaft is provided with a first gear, the second wheel shaft is provided with a second gear, and the first gear and the second gear are arranged oppositely and are separated by a preset distance. The power transmission device comprises a transmission gear, the transmission gear is arranged between a first gear and a second gear, and the transmission gear can be meshed with the first gear and the second gear simultaneously; therefore, power transmission between the first wheel shaft and the second wheel shaft is achieved, namely power transmission between the adjacent first trolley assembly and the second trolley assembly is achieved through the transmission gear, all wheel shafts and wheels of the first trolley assembly and the second trolley assembly can synchronously rotate under the driving of one power device, and the phenomenon that the wheels of the second trolley assembly slip in the walking process of the trolley, such as in a gust environment, is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
FIG. 1 is a schematic illustration of a power transmission device according to an embodiment of the present invention from a first perspective;
FIG. 2 is a schematic structural diagram of a power transmission device according to an embodiment of the present invention from a second perspective;
fig. 3 is another schematic structural diagram of the power transmission device according to the embodiment of the present invention from a first perspective.
Reference numerals:
1-a first trolley component, 11-a first wheel axle, 12-a first gear, 13-a power plant, 2-a second trolley component, 21-a second wheel axle, 22-a second gear, 3-a transmission gear, 4-a mounting plate, 5-a gear shaft, 6-a tensioning device, 7-a traction device, 8-a balance beam, 9-a hydraulic drive device.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A power transmission device according to some embodiments of the present application is described below with reference to fig. 1 to 3.
The present application provides a power transmission device, as shown in fig. 1 and 2, for power transmission between adjacent first and second carriage assemblies 1 and 2; first platform truck subassembly 1 and second platform truck subassembly 2 set up along first direction interval, and the top of first platform truck subassembly 1 and second platform truck subassembly 2 is connected through compensating beam 8. First platform truck subassembly 1 and second platform truck subassembly 2 all include a plurality of shaft that are used for installing the wheel, all are provided with the gear on every shaft, can carry out power transmission through the gear between a plurality of shafts of same platform truck subassembly, are provided with power equipment 13 on the first platform truck subassembly 1 for a gear of drive first platform truck subassembly 1 rotates, thereby drives a plurality of gears and the synchronous rotation of shaft of first platform truck subassembly 1. The wheel axle of one end of the first trolley component 1 close to the second trolley component 2 is a first wheel axle 11, and a first gear 12 for power transmission is arranged on the first wheel axle 11; one end of the second trolley assembly 2 close to the first trolley assembly 1 is a second wheel shaft 21, a second gear 22 for power transmission is arranged on the second wheel shaft 21, and the first gear 12 and the second gear 22 are oppositely arranged along the first direction and are spaced by a preset distance.
The power transmission device comprises a transmission gear 3, the transmission gear 3 is arranged between a first gear 12 and a second gear 22, and the transmission gear 3 can be meshed with the first gear 12 and the second gear 22 simultaneously; therefore, power transmission between the first wheel shaft 11 and the second wheel shaft 21 is achieved, namely, power transmission between the adjacent first trolley assembly 1 and the second trolley assembly 2 is achieved through the transmission gear 3, all wheel shafts and wheels of the first trolley assembly 1 and the second trolley assembly 2 can synchronously rotate under the driving of one power device 13, and the phenomenon that the wheels of the second trolley assembly 2 slip in the walking process of the trolley, such as in a gust environment, is avoided.
In this embodiment, as shown in fig. 1 and 2, the power transmission device further includes a mounting plate 4 and a gear shaft 5 for mounting the transmission gear 3. The mounting plate 4 is arranged between the first wheel shaft 11 and the second wheel shaft 21, and two ends of the mounting plate 4 in the first direction are respectively supported by the first wheel shaft 11 and the second wheel shaft 21; the quantity of mounting panel 4 is two, and two mounting panels 4 set up along the relative interval of the length direction of first shaft 11, and gear shaft 5 is located between two mounting panels 4, and the length direction of gear shaft 5 sets up along the length direction of first shaft 11, and the both ends of gear shaft 5 support respectively to be installed on two mounting panels 4. The transmission gear 3 is rotatably connected to the gear shaft 5 and can be simultaneously meshed with the first gear 12 and the second gear 22.
In the embodiment, the mounting plate 4 is assembled with the first wheel axle 11 and the second wheel axle 21, preferably, one end of the mounting plate 4 along the first direction is provided with a first mounting hole, and the first mounting hole is matched with the first wheel axle 11, so that one end of the mounting plate 4 can be sleeved on the first wheel axle 11 through the first mounting hole; a second mounting hole is formed in the other end of the mounting plate 4 in the first direction, and the second mounting hole is matched with the second wheel shaft 21, so that the other end of the mounting plate 4 is sleeved on the second wheel shaft 21 through the second mounting hole; the mounting plate 4 is thus supported by the first and second axles 11, 21, and the first and second axles 11, 21 are able to rotate about their own axes.
Preferably, the first mounting hole and the second mounting hole are oblong holes, and the length direction of the oblong holes extends along the first direction, so that after the mounting plate 4 is mounted on the first wheel axle 11 and the second wheel axle 21, a displacement space exists between the mounting plate 4 and the first wheel axle 11 and the second wheel axle 21 only in the first direction, namely the front-back direction, and no displacement occurs in the second direction, namely the up-down direction, so that the distance between the first gear 12 and the second gear 22 is adjusted to a certain extent, the mounting of the transmission gear 3 is facilitated, and the transmission gear 3 can be simultaneously meshed with the first gear 12 and the second gear 22.
Preferably, the first wheel axle 11 and the second wheel axle 21 are relatively heavy at the joint of the mounting plate 4 and wear to some extent occurs, so that a wear-resistant sleeve is sleeved at the joint of the first wheel axle 11 and the second wheel axle 21 and the mounting plate 4, and the wear-resistant sleeve can be a wear-resistant copper sleeve, so that the first wheel axle 11, the second wheel axle 21 and the mounting plate 4 are protected to some extent.
In this embodiment, it is preferable that the mounting plate 4 is mounted between the first wheel axle 11 and the second wheel axle 21, and both ends of the mounting plate 4 in the first direction are respectively connected to the first wheel axle 11 and the second wheel axle 21 through bearings, so that the first wheel axle 11 and the second wheel axle 21 can support the mounting plate 4, and the first wheel axle 11 and the second wheel axle 21 can stably rotate around their axes.
In an embodiment of the present application, as shown in fig. 1 and 2, preferably, the mounting plate 4 is provided with a third mounting hole, and the third mounting hole is adapted to an end portion of the gear shaft 5, so that the end portion of the gear shaft 5 can be inserted into the third mounting hole, and thus the two mounting plates 4 support two ends of the gear shaft 5, so that the gear shaft 5 is stably mounted between the first wheel axle 11 and the second wheel axle 21, and the gear shaft 5 can provide stable support for the transmission gear 3, so that the transmission gear 3 can perform stable power transmission between the first gear 12 and the second gear 22.
Preferably, because a large load exists at the joint of the gear shaft 5 and the mounting plate 4, abrasion can be generated at the joint of the gear shaft 5 and the mounting plate 4, and a wear-resistant sleeve is sleeved at the joint of the gear shaft 5 and the mounting plate 4, so that the gear shaft 5 and the mounting plate 4 are protected to a certain extent; preferably, the wear-resistant sleeve is a wear-resistant copper sleeve.
In this embodiment, preferably, the third mounting hole is an oblong hole, and a length direction of the third mounting hole extends in the second direction, i.e., the up-down direction. So that the gear shaft 5 and the mounting plate 4 only have a space for relative displacement in the vertical direction, and the front and back displacement between the two does not occur; so that the gear shaft 5 can drive the transmission gear 3 to move up and down, and the transmission gear 3 can be meshed with or separated from the first gear 12 and the second gear 22 simultaneously.
Preferably, as shown in fig. 1, the power transmission device further includes a tension device 6 and a traction device 7; one end of the tension device 6 is fixedly connected with the mounting plate 4, the other end of the tension device 6 is connected with the gear shaft 5, and a downward pulling force can be provided for the gear shaft 5 through the tension device 6, so that the transmission gear 3, the first gear 12 and the second gear 22 can be tightly and stably meshed. The fixed end of the traction device 7 is connected with the balance beam 8, the driving end of the traction device 7 is connected with the gear shaft 5, and the traction device 7 can pull up the gear shaft 5 and the transmission gear 3 to enable the transmission gear 3 to be separated from the first gear 12 and the second gear 22; therefore, the positions of the gear shaft 5 and the transmission gear 3 in the vertical direction can be changed through the tension device 6 and the traction device 7, so that the transmission gear 3 can be meshed with or separated from the first gear 12 and the second gear 22 simultaneously; therefore, the position of the transmission gear 3 can be adjusted according to actual conditions, for example, in a gust environment, the transmission gear 3 is meshed with the first gear 12 and the second gear 22, so that the power equipment 13 on the first trolley assembly 1 drives the first trolley assembly 1 and the second trolley assembly 2 simultaneously, and the phenomenon that wheels of the second trolley assembly 2 slip is avoided; in the environment that the trolley can run stably, the transmission gear 3 can be separated from the first gear 12 and the second gear 22, the first trolley assembly 1 drives the wheel shaft and the wheels of the first trolley assembly 1 to roll through the power equipment 13, and the second trolley assembly 2 moves forwards through traction of the balance beam 8 in the moving process of the trolley, so that energy consumption is reduced, and the flexibility of moving the whole trolley is improved.
In this embodiment, the tensioning device 6 is preferably an elastic member capable of providing a downward elastic pulling force to the gear shaft 5. The traction device 7 can be a winch which can be a manual winch or an electric winch; the fixed end of the winch is arranged on the balance beam 8, and the driving end of the winch is connected with the gear shaft 5, so that the gear shaft 5 can be pulled upwards to separate the transmission gear 3 from the first gear 12 and the second gear 22; when the transmission gear 3 is required to be meshed with the first gear 12 and the second gear 22, the winch can lower the gear shaft 5, so that the gear shaft 5 is meshed with the first gear 12 and the second gear 22 under the pulling of the elastic member.
In one embodiment of the present application, as shown in fig. 3, tensioning and traction of the gear shaft 5 can be achieved by means of a hydraulic drive 9; the fixed end of the hydraulic driving device 9 is installed on the balance beam 8, the driving end of the hydraulic driving device 9 is connected with the gear shaft 5, the gear shaft 5 can be driven to reciprocate along the vertical direction through the hydraulic driving device 9, and the transmission gear 3 is meshed with or separated from the first gear 12 and the second gear 22.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A power transmission device for power transmission between adjacent first and second carriage assemblies;
the first trolley assembly and the second trolley assembly are oppositely arranged at intervals along a first direction, and a balance beam is arranged between the first trolley assembly and the second trolley assembly;
a first wheel shaft is arranged at one end, close to the second trolley assembly, of the first trolley assembly, and a second wheel shaft is arranged at one end, close to the first trolley assembly, of the second trolley assembly;
the first wheel shaft is provided with a first gear, the second wheel shaft is provided with a second gear, and the first gear and the second gear are oppositely arranged and are separated by a preset distance;
the transmission gear is characterized by comprising a transmission gear;
the transmission gear is arranged between the first gear and the second gear, and can be meshed with the first gear and the second gear simultaneously.
2. The power transmission device according to claim 1, characterized by comprising a mounting plate and a gear shaft;
two ends of the mounting plate along the first direction are respectively supported on the first wheel shaft and the second wheel shaft;
the number of the mounting plates is two, and the two mounting plates are arranged at intervals along the axial direction of the first wheel shaft;
two ends of the gear shaft in the length direction are respectively supported on the two mounting plates;
the transmission gear is rotationally connected to the gear shaft.
3. The power transmission device as claimed in claim 2, wherein the mounting plate is provided with a first mounting hole, a second mounting hole and a third mounting hole;
one end of the mounting plate along the first direction is sleeved on the first wheel shaft through the first mounting hole, and the other end of the mounting plate along the first direction is sleeved on the second wheel shaft through the second mounting hole;
the end part of the gear shaft is inserted into the third mounting hole.
4. The power transmission device as claimed in claim 3, wherein the first mounting hole, the second mounting hole, and the third mounting hole are oblong holes;
the length direction of the first mounting hole and the second mounting hole is the first direction, and the length direction of the third mounting hole is the second direction;
the second direction, the first direction and the axial direction of the first wheel axle are perpendicular to each other.
5. The power transmission device as claimed in claim 3, wherein wear-resistant sleeves are sleeved on the first wheel axle, the second wheel axle and the joints of the gear shafts and the mounting plate.
6. The power transmission device according to claim 2, wherein both ends of the mounting plate in the first direction are rotatably connected to the corresponding first and second wheel shafts through bearings, respectively.
7. The power transmission device as claimed in claim 3, further comprising a tensioner;
one end of the tensioning device is connected with the mounting plate, and the other end of the tensioning device is connected with the gear shaft;
the tensioning device can drive the gear to move in the direction of axially approaching the first gear and the second gear, and is used for enabling the transmission gear to be meshed with the first gear and the second gear.
8. The power transmission device of claim 7, further comprising a traction device;
the fixed end of the traction device is connected with the balance beam, and the driving end of the traction device is connected with the gear shaft;
the traction device can drive the gear to move in a direction of being away from the first gear and the second gear in the axial direction, and the traction device is used for enabling the transmission gear to be separated from the first gear and the second gear.
9. The power transfer device of claim 8, wherein the tensioning device is an elastic member and the traction device is a winch.
10. The power transmission device according to claim 4, characterized by further comprising a hydraulic drive device;
the fixed end of the hydraulic driving device is fixedly connected with the balance beam, the driving end of the hydraulic driving device is connected with the gear shaft, and the hydraulic driving device can drive the gear shaft to reciprocate along the second direction and is used for enabling the transmission gear to be meshed with or separated from the first gear and the second gear.
CN202010501196.8A 2020-06-04 2020-06-04 Power transmission device Active CN111572583B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010501196.8A CN111572583B (en) 2020-06-04 2020-06-04 Power transmission device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010501196.8A CN111572583B (en) 2020-06-04 2020-06-04 Power transmission device

Publications (2)

Publication Number Publication Date
CN111572583A true CN111572583A (en) 2020-08-25
CN111572583B CN111572583B (en) 2021-05-28

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Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115193832A (en) * 2022-06-25 2022-10-18 中核利华消防工程有限公司 Pipeline cleaning device

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JP2001240369A (en) * 2000-02-29 2001-09-04 Ishikawajima Harima Heavy Ind Co Ltd Safety against for travelling crane
CN204462083U (en) * 2015-01-08 2015-07-08 中国东方电气集团有限公司 A kind of Ultrasonic Nondestructive being applicable to steam turbine welded disc turbine rotor drives platform
CN205241067U (en) * 2015-12-05 2016-05-18 河南起重机器有限公司 Prevent crane cart running gear that skids
CN205298444U (en) * 2015-11-30 2016-06-08 盐城平安机械有限公司 Gear transmission structure
CN206288863U (en) * 2016-12-01 2017-06-30 三一海洋重工有限公司 Traveling mechanism of the larger traveller and crane
CN107618982A (en) * 2016-07-13 2018-01-23 孙宇 A kind of gantry cart travelling mechanism
CN208325010U (en) * 2018-05-31 2019-01-04 合建卡特(芜湖)重工科技有限公司 A kind of mobile bicycle unit during 10,000 tons are mobile trolley used
CN210577388U (en) * 2019-09-02 2020-05-19 苏建阳 10kV distribution lines operation maintenance device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001240369A (en) * 2000-02-29 2001-09-04 Ishikawajima Harima Heavy Ind Co Ltd Safety against for travelling crane
CN204462083U (en) * 2015-01-08 2015-07-08 中国东方电气集团有限公司 A kind of Ultrasonic Nondestructive being applicable to steam turbine welded disc turbine rotor drives platform
CN205298444U (en) * 2015-11-30 2016-06-08 盐城平安机械有限公司 Gear transmission structure
CN205241067U (en) * 2015-12-05 2016-05-18 河南起重机器有限公司 Prevent crane cart running gear that skids
CN107618982A (en) * 2016-07-13 2018-01-23 孙宇 A kind of gantry cart travelling mechanism
CN206288863U (en) * 2016-12-01 2017-06-30 三一海洋重工有限公司 Traveling mechanism of the larger traveller and crane
CN208325010U (en) * 2018-05-31 2019-01-04 合建卡特(芜湖)重工科技有限公司 A kind of mobile bicycle unit during 10,000 tons are mobile trolley used
CN210577388U (en) * 2019-09-02 2020-05-19 苏建阳 10kV distribution lines operation maintenance device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115193832A (en) * 2022-06-25 2022-10-18 中核利华消防工程有限公司 Pipeline cleaning device
CN115193832B (en) * 2022-06-25 2023-08-08 中核利华消防工程有限公司 Pipeline cleaning device

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