CN214656318U - Locking device for mechanical bridge - Google Patents
Locking device for mechanical bridge Download PDFInfo
- Publication number
- CN214656318U CN214656318U CN202023180602.XU CN202023180602U CN214656318U CN 214656318 U CN214656318 U CN 214656318U CN 202023180602 U CN202023180602 U CN 202023180602U CN 214656318 U CN214656318 U CN 214656318U
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- base
- group
- rotatably connected
- oil cylinder
- locking device
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- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a mechanized bridge locking device, include: the device comprises a base, a pressure arm, a three-link mechanism, an oil cylinder and an ear plate; the base is of a box-type structure, two ends of the lower part of each base along the length direction are respectively provided with a group of lug plates, and each group of lug plates comprises two lug plates positioned on the front and back sides of the thickness direction of the base; each lug plate is connected with a pressure arm, one end of each pressure arm is rotatably connected with the lug plate, the other end of one group of pressure arms corresponding to each group of lug plates is connected through two fixed shafts, and the axial directions of the two fixed shafts are consistent with the longitudinal direction of the mechanical bridge; the middle parts of a group of pressure arms corresponding to each group of lug plates are connected through a pin shaft, an arc-shaped through hole is arranged at a corresponding position on the base, and the pin shaft is in sliding fit with the arc-shaped through hole; two pressure arms on the same side of the base are respectively and rotatably connected with two ends of the three-connecting-rod mechanism, the middle part of the three-connecting-rod mechanism is rotatably connected with a piston end of the oil cylinder, and a cylinder body end of the oil cylinder is supported on the base.
Description
Technical Field
The utility model relates to a mechanical bridge locking technical field, concretely relates to mechanical bridge locking device.
Background
At present, when mechanical bridge transportation operation is carried out, a fastening tool is generally adopted to be fastened with a transport vehicle. Because tight setting tool needs the manual work to be fastened when using, so whole fastening and unblock inefficiency influence mechanized bridge erection time, and manual operation has certain safe risk.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a mechanized bridge locking device can realize automatic fastening, unblock between mechanized bridge and the transport vechicle.
The technical scheme of the utility model is that: a robotic bridge locking device, comprising: the device comprises a base, a pressure arm, a three-link mechanism, an oil cylinder and an ear plate;
the base is of a box-type structure, two ends of the lower part of each base along the length direction are respectively provided with a group of lug plates, and each group of lug plates comprises two lug plates positioned on the front and back sides of the thickness direction of the base; each lug plate is connected with a pressure arm, one end of each pressure arm is rotatably connected with the lug plate, the other end of one group of pressure arms corresponding to each group of lug plates is connected through two fixed shafts, and the axial directions of the two fixed shafts are consistent with the longitudinal direction of the mechanical bridge; wherein, the fixed axle close to the mechanized bridge rut is coaxially provided with a roller wheel which can freely rotate around the fixed axle; the fixed connecting shaft far away from the mechanized bridge track is a limiting shaft;
the middle parts of a group of pressure arms corresponding to each group of lug plates are connected through a pin shaft, an arc-shaped through hole is arranged at a corresponding position on the base, and the pin shaft is in sliding fit with the arc-shaped through hole; two pressure arms on the same side of the base are respectively and rotatably connected with two ends of the three-connecting-rod mechanism, the middle part of the three-connecting-rod mechanism is rotatably connected with a piston end of the oil cylinder, and a cylinder body end of the oil cylinder is supported on the base.
Preferably, each three-link mechanism consists of two connecting rods and a push rod which is rotatably connected between the two connecting rods; two pressure arms on the same side of the base are respectively and rotatably connected with one end of each connecting rod through a pin shaft in the middle of the two pressure arms, the middle parts of push rods on the front and back sides of the base are rotatably connected with the base through pin shafts, and a waist round hole is arranged in the middle of each push rod and is rotatably connected with a piston end of an oil cylinder through a pin shaft.
Preferably, the method further comprises the following steps: a pillar; the cylinder body end of the oil cylinder is supported on the base through a support column.
Preferably, the surface of the pillar, which is contacted with the cylinder body end, is designed into a circular arc concave surface.
Preferably, the base is provided with more than two lightening holes.
Has the advantages that:
the utility model discloses a mechanized bridge locking device can realize automatic fastening, unblock between mechanized bridge and the transport vechicle under the drive of hydro-cylinder, simplifies the process that mechanized bridge fastens, unblock through tight setting tool, raises the efficiency.
Drawings
Fig. 1 is a schematic structural view of the mechanical bridge locking device in the contracted state of the present invention.
Fig. 2 is a schematic structural view of the mechanical bridge locking device in the unfolded state of the present invention.
Fig. 3 is a schematic diagram of the three-dimensional structure of the mechanical bridge locking device of the present invention, (1) an overall schematic diagram, and (2) an internal structure schematic diagram.
Fig. 4 is the working process schematic diagram of the mechanical bridge locking device of the present invention, (1) in the expanded state, (2) in the motion state, and (3) in the contracted state.
The device comprises a base 1, a pressure arm 2, a connecting rod 3, a push rod 4, an oil cylinder 5, an ear plate 6, an arc-shaped through hole 7, a support 8 and a waist circular hole 9.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings by way of examples.
The embodiment provides a locking device for a mechanical bridge, which can realize automatic fastening and unlocking between the mechanical bridge and a transport vehicle.
As shown in fig. 1 and 2, two sets of mechanical bridge locking devices are installed at positions corresponding to left and right ruts of a mechanical bridge, and are used for locking the mechanical bridge with a transport vehicle, as shown in fig. 3, each set of mechanical bridge locking device includes: the device comprises a base 1, a pressure arm 2, a connecting rod 3, a push rod 4, an oil cylinder 5, an ear plate 6 and a support column 8;
the connection relationship of the mechanical bridge locking device is as follows: the base 1 is a thin-wall box-shaped structure (more than two lightening holes are formed in the base), the length direction of the base is consistent with the transverse direction of the mechanical bridge, and the height direction of the base is vertical to the upper surface of the transport vehicle; the upper surface of each base 1 is used for bearing a track of the mechanical bridge, and the bottom of each base is provided with a bolt hole so as to be connected with a transport vehicle; two ends of the lower part of each base 1 along the length direction are respectively provided with a group of ear plates 6, and each group of ear plates 6 comprises two ear plates 6 positioned on the front and back sides of the base 1 (the front and back sides of the base 1 are two sides in the thickness direction, wherein the thickness direction is consistent with the longitudinal direction of the mechanical bridge); each ear plate 6 is connected with a pressure arm 2, one end of each pressure arm 2 is rotatably connected with the ear plate 6 through a pin shaft, the other ends of the corresponding groups of pressure arms 2 of each group of ear plates 6 are connected into a whole through two fixed shafts, and the axial directions of the two fixed shafts are consistent with the longitudinal direction of the mechanical bridge; the roller wheels can freely rotate around the fixed connecting shaft and are used for pressing the mechanical bridge; a fixing shaft (a limiting shaft) far away from the mechanized bridge rut plays a limiting role;
the middle parts of the group of pressure arms 2 corresponding to each group of ear plates 6 are connected through pin shafts, and arc-shaped through holes 7 are arranged at corresponding positions on the base 1 and are used for connecting the pin shafts at the middle parts of the same group of pressure arms 2 to be in sliding fit with the arc-shaped through holes 7; the two pressure arms 2 positioned on the same side of the base 1 in the thickness direction are respectively and rotatably connected with one ends of the two connecting rods 3 through a pin shaft in the middle of the two pressure arms, and the other ends of the two connecting rods 3 on the same side are respectively and rotatably connected with two ends of the push rod 4 on the side through pin shafts; the middle parts of two push rods 4 on the front side and the back side of the base 1 are rotatably connected with the base 1 through pin shafts, a waist round hole 9 is arranged near the middle part of each push rod 4 and is rotatably connected with a piston end of the oil cylinder 5 through a pin shaft, and a cylinder body end of the oil cylinder 5 is supported on the base 1 through a support column 8 (the surface of the support column 8, which is contacted with the cylinder body end of the oil cylinder 5, is designed to be a circular arc concave surface and is tightly matched with the outer circumferential surface of the cylinder body end of the oil cylinder 5).
The mechanical bridge locking device has the working principle that: as shown in fig. 4, before the mechanical bridge is not in a falling position, the oil cylinder 5 is firstly extended, the push rod 4 is pushed to rotate around a pin shaft between the push rod and the base 1, the connecting rod 3 is driven to push the pressure arms 2 to rotate around a pin shaft between the pressure arms and the lug plates 6, until a limiting shaft at the upper ends of the pressure arms 2 is contacted with the base 1, the two groups of pressure arms 2 are respectively inclined outwards along the length direction of the base 1, and the device is in an unfolded state, so that the preparation work before the mechanical bridge is locked is completed;
when the mechanical bridge is completely located and pressed on the upper surface of the base 1, the oil cylinder 5 is firstly contracted, the push rod 4 is pulled to rotate around a connecting pin shaft of the push rod and the base 1, the connecting rod 3 is driven to pull the pressure arm 2 to rotate around a connecting pin shaft of the pressure arm and the lug plate 6, the device is gradually contracted, and a roller at the upper end of the pressure arm 2 presses a mechanical bridge wing plate, so that the mechanical bridge locking work is completed.
The unlocking process of the device is the same as its deployment process.
In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A motorized bridge locking device, comprising: the device comprises a base (1), a pressure arm (2), a three-link mechanism, an oil cylinder (5) and an ear plate (6);
the base (1) is of a box-type structure, two ends of the lower portion of each base (1) along the length direction are respectively provided with a group of ear plates (6), and each group of ear plates (6) comprises two ear plates (6) which are positioned on the front side and the back side of the thickness direction of the base (1); each ear plate (6) is connected with a pressure arm (2), one end of each pressure arm (2) is rotatably connected with the ear plate (6), the other end of one group of pressure arms (2) corresponding to each group of ear plates (6) is connected through two fixed shafts, and the axial directions of the two fixed shafts are consistent with the longitudinal direction of the mechanical bridge; wherein, the fixed axle close to the mechanized bridge rut is coaxially provided with a roller wheel which can freely rotate around the fixed axle; the fixed connecting shaft far away from the mechanized bridge track is a limiting shaft;
the middle parts of a group of pressure arms (2) corresponding to each group of ear plates (6) are connected through a pin shaft, an arc-shaped through hole (7) is arranged at a corresponding position on the base (1), and the pin shaft is in sliding fit with the arc-shaped through hole (7); two pressure arms (2) on the same side of the base (1) are respectively rotatably connected with two ends of the three-connecting-rod mechanism, the middle part of the three-connecting-rod mechanism is rotatably connected with the piston end of the oil cylinder (5), and the cylinder body end of the oil cylinder (5) is supported on the base (1).
2. The mechanical bridge locking device according to claim 1, characterized in that each of said three-bar linkages is composed of two links (3) and one push rod (4) rotatably connected between the two links (3); two pressure arms (2) on the same side of the base (1) are respectively rotatably connected with one end of two connecting rods (3) through a pin shaft in the middle of the two pressure arms, the middle parts of push rods (4) on the front and back sides of the base (1) are rotatably connected with the base (1) through pin shafts, and a waist round hole (9) is arranged in the middle of each push rod (4) and is rotatably connected with a piston end of an oil cylinder (5) through a pin shaft.
3. The robotic bridge locking device of claim 1, further comprising: a strut (8); the cylinder body end of the oil cylinder (5) is supported on the base (1) through a support column (8).
4. A mechanical bridge locking device according to claim 3, characterized in that the surface of the strut (8) in contact with the cylinder end of the cylinder (5) is designed as a concave surface in the shape of a circular arc.
5. The mechanical bridge locking device according to claim 1, characterized in that said base (1) is provided with more than two lightening holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023180602.XU CN214656318U (en) | 2020-12-25 | 2020-12-25 | Locking device for mechanical bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023180602.XU CN214656318U (en) | 2020-12-25 | 2020-12-25 | Locking device for mechanical bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214656318U true CN214656318U (en) | 2021-11-09 |
Family
ID=78502786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023180602.XU Withdrawn - After Issue CN214656318U (en) | 2020-12-25 | 2020-12-25 | Locking device for mechanical bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214656318U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112796211A (en) * | 2020-12-25 | 2021-05-14 | 中国船舶重工集团应急预警与救援装备股份有限公司 | Locking device for mechanical bridge |
-
2020
- 2020-12-25 CN CN202023180602.XU patent/CN214656318U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112796211A (en) * | 2020-12-25 | 2021-05-14 | 中国船舶重工集团应急预警与救援装备股份有限公司 | Locking device for mechanical bridge |
| CN112796211B (en) * | 2020-12-25 | 2024-07-26 | 中国船舶重工集团应急预警与救援装备股份有限公司 | Mechanical bridge locking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220802 Address after: 437300 No.1, Nangang Avenue, Guanggu Industrial Park, zhonghuopu Town, Chibi City, Xianning City, Hubei Province Patentee after: Hubei Huazhou emergency equipment Technology Co.,Ltd. Address before: 430223 Sunshine Avenue, Jiangxia District, Wuhan, Hubei Province, No. 5 Patentee before: CHINA HARZONE INDUSTRY Corp.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20211109 Effective date of abandoning: 20240726 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20211109 Effective date of abandoning: 20240726 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |