CN212978154U - Jacking pin jacking tool for container loading and unloading bridge lifting appliance - Google Patents
Jacking pin jacking tool for container loading and unloading bridge lifting appliance Download PDFInfo
- Publication number
- CN212978154U CN212978154U CN202021820184.3U CN202021820184U CN212978154U CN 212978154 U CN212978154 U CN 212978154U CN 202021820184 U CN202021820184 U CN 202021820184U CN 212978154 U CN212978154 U CN 212978154U
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- rod
- fixing
- jacking
- pin
- loop bar
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Abstract
The utility model provides a jacking pin jacking instrument for container loading and unloading bridge hoist. The utility model comprises a first fixed rod, a second fixed rod, a connecting rod and an operating rod; the first fixing rod and the second fixing rod are arranged in parallel, the connecting rod is used for connecting the first fixing rod and the second fixing rod and comprises a first loop bar, a telescopic rod and a second loop bar, and a positioning component is arranged on the telescopic rod; the first end of action bars and telescopic link pin joint, the second end of action bars is the free end, and the third end pin joint of action bars has a support, and the other end and the pin joint of first loop bar of support. The main structure of the utility model is in a shape of a Chinese character 'men', the first fixed rod and the second fixed rod are respectively clamped at two ends of the end beam of the lifting appliance, the total length of the connecting rod can be adjusted, and the requirements of different thicknesses of the end beam of the lifting appliance are met; the action bars are pressed downwards, the telescopic rods gradually shrink to the inside of the first sleeve rod, the second fixing rod drives the ejector pins at the bottom of the end beam to enter the inside of the end beam, the ejector pins are interlocked, and the operation is convenient, and time and labor are saved.
Description
Technical Field
The utility model relates to a hoist overhauls the technical field of apparatus, especially relates to a jacking pin jacking instrument for container loading and unloading bridge hoist.
Background
The container loading bridge hanger is an important part of a container loading bridge and is a mechanism for loading, unloading and grabbing containers. The knock pin is an important structure for the safe box installation of the lifting appliance, and the knock pin interlocking is a necessary condition for realizing the unlocking and locking functions. After the lifting appliance is placed in a box, the ejector pin is ejected into the hole pin to drive the induction block to move upwards, and the ejector pin is in limited conduction; when all the top pin limits are in place and the program meets the interlocking condition, a 'box lamp' of the cab is on, and the driver can carry out unlocking and locking operations; when the spreader is separated from the container after the operation is finished or in the loading and unloading process (namely, when the container is lifted), the ejector pin extends out of the bottom of the container under the action of the restoring force of the spring, the ejector pin is limited and disconnected, no ejector pin in-place signal exists at the moment, and the cab's ' lamp for loading ' is turned off. Therefore, the ejector pin interlocking comprises an electrical interlocking part and a mechanical interlocking part, and unlocking and locking under any abnormal working condition can be realized only by meeting the ejector pin interlocking condition.
Among the prior art, when the hoist dimension was protected, thereby in order to satisfy knock pin interlocking and realize unblanking or shutting function, there are two kinds of ways usually: firstly, 4 (8 when the double 20-ruler lock heads are used) lock heads of the lifting appliance are inserted into the lock hole block of the simulated container, and a maintenance worker squats under the lifting appliance to maintain, so that the method can be only carried out on site, and a maintenance base cannot be realized; and secondly, 4 (8 in the case of double 20 feet) maintenance personnel forcibly push the ejector pin by using a simple tool. The first scheme wastes time, has large limitation, is inconvenient for maintenance personnel to act in a narrow space under the lifting appliance, and has potential safety hazards; the second scheme is labor-wasting, requires cooperation of a plurality of people and has large workload; neither of these two solutions enables man-machine separation, with the risk of cross-injury between man and machine.
Disclosure of Invention
The utility model aims at providing a jacking pin jacking instrument for container loading and unloading bridge hoist aims at solving the problem that the method of realizing the jacking pin interlocking has intensity of labour big, the operation is inconvenient and there is the potential safety hazard among the prior art.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes:
the utility model provides a jacking pin jacking tool for a container loading and unloading bridge lifting appliance, which comprises a first fixed rod, a second fixed rod, a connecting rod and an operating rod; the first fixing rod is used for being clamped at the top of the end beam of the lifting appliance and has fixing and supporting functions; the second fixed rod and the first fixed rod are arranged in parallel, are used for being clamped on a top pin at the bottom of the end beam of the lifting appliance and have fixing and clamping effects; the connecting rod is used for connecting the first fixing rod and the second fixing rod, the connecting rod comprises a first loop bar connected with the first fixing rod, a telescopic rod sleeved inside the first loop bar and a second loop bar connected with the second fixing rod, the other end of the second loop bar is connected with the telescopic rod, and a positioning part for positioning the length of the telescopic rod is arranged on the telescopic rod; the utility model discloses a telescopic link, including the action bars, the action bars has first end, second end and is located first end with third end between the second end, the first end of action bars with the telescopic link pin joint, the second end of action bars is used for realizing for the free end the rotation of action bars in vertical direction, the third end pin joint of action bars has a support, the other end of support with first loop bar pin joint.
As a preferred embodiment, the telescopic rod is rotatably connected to the second rod, and the second rod is provided with a fixing member for fixing a position of the second rod after rotation.
As a preferred embodiment, the telescopic rod includes a first connecting rod sleeved with the first sleeve rod and a second connecting rod rotatably connected with the second sleeve rod, and the first connecting rod is fixedly connected with the second connecting rod.
As a preferred embodiment, the first connecting rod is in the shape of a regular quadrangular prism, and the second connecting rod is in the shape of a cylinder.
As a preferred embodiment, the second connecting rod is sleeved inside the second loop bar, the second loop bar is provided with a fixing pin, and the second connecting rod is provided with a plurality of fixing holes adapted to the fixing pin.
As a preferred embodiment, the first set of bars is of regular quadrangular type, and the second set of bars is also of regular quadrangular type.
In a preferred embodiment, the second lever is provided with a fixing clip for fixing the operating lever.
As a preferred embodiment, the fixing clip includes a fixing seat fixed on the second rod set, and an elastic clip adapted to the operating rod is disposed on the fixing seat.
As a preferred embodiment, the bracket is provided with two engaging lugs, the two engaging lugs are respectively located at two sides of the operating rod, the operating rod is provided with a pivot, and the bracket is connected with the pivot through the two engaging lugs.
In a preferred embodiment, the operating rod is provided with a plurality of through holes for mounting the pivot.
Compared with the prior art, the beneficial effects of the utility model are that: in the utility model, the first fixed rod, the connecting rod and the second fixed rod are arranged in a door shape, the first fixed rod is connected with the top of the end beam of the lifting appliance in a clamping way, the second fixed rod is connected with the top pin at the bottom of the end beam of the lifting appliance in a clamping way, the total length of the connecting rod can be adjusted, and the positioning is carried out through the positioning part, so that the thickness requirements of different end beams of the lifting appliance are met; the operating rod is pressed downwards, the telescopic rod is gradually contracted into the first sleeve rod by utilizing a lever principle, the second fixing rod drives the ejector pin at the bottom of the end beam to enter the inside of the end beam, namely, the ejector pin is ejected into the hole pin, so that electrical linkage and mechanical linkage are realized, and ejector pin interlocking is completed; the jacking pin jacking tool is simple to operate, reduces the labor intensity of maintenance personnel, saves time and labor, improves the operation efficiency, realizes man-machine separation, and eliminates potential safety hazards.
Drawings
In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of a knock pin jacking tool for a spreader of a container handling bridge according to the present invention;
FIG. 2 is a schematic front view of the structure of FIG. 1;
FIG. 3 is a schematic perspective view of the lever of FIG. 1 when closed;
in the figure: 10-a first fixing bar; 20-a second fixing rod; 31-a first loop bar; 32-a second loop bar; 33-a first connecting rod; 34-a second connecting rod; 35-a fixed pin; 40-an operating lever; 41-through holes; 50-bracket.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and embodiments.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "left", "right", "inside", "outside", "upper", "lower", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, 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.
Referring to figures 1, 2 and 3 of the drawings, this embodiment provides a knock-pin jacking tool for a container handling bridge spreader, the jacking tool being for jacking a knock-pin on a container handling bridge spreader. The jacking pin jacking tool for the container loading and unloading bridge lifting appliance comprises a first fixed rod 10, a second fixed rod 20, a connecting rod and an operating rod 40; the first fixing rod 10 is used for being clamped at the top of the end beam of the lifting appliance and has fixing and supporting functions; the second fixed rod 20 and the first fixed rod 10 are arranged in parallel, are used for being clamped on a top pin at the bottom of an end beam of the lifting appliance and have fixing and clamping effects; the connecting rod is used for connecting the first fixing rod 10 and the second fixing rod 20, the connecting rod comprises a first loop bar 31 connected with the first fixing rod 10, a telescopic rod sleeved inside the first loop bar 31 and a second loop bar 32 connected with the second fixing rod 20, the other end of the second loop bar 32 is connected with the telescopic rod, and a positioning part for positioning the length of the telescopic rod is arranged on the telescopic rod; the operating rod 40 has a first end, a second end and a third end located between the first end and the second end, the first end of the operating rod 40 is pivoted with the telescopic rod, the second end of the operating rod 40 is a free end and used for realizing the rotation of the operating rod 40 in the vertical direction, the third end of the operating rod 40 is pivoted with a support 50, and the other end of the support 50 is pivoted with the first telescopic rod 31. The first fixing rod 10 and the second fixing rod 20 are positioned on the same side of the connecting rod, namely on the left side, the first fixing rod 10, the connecting rod and the second fixing rod 20 are arranged in a door shape, and the operating rod 40 is positioned on the other side of the connecting rod, namely on the right side, opposite to the first fixing rod 10 and the second fixing rod 20; first dead lever 10 and second dead lever 20 joint respectively at the both ends of hoist end beam, and the connecting rod total length can be adjusted through the telescopic link to adjust the distance between first dead lever 10 and the second dead lever 20, and fix a position through locating part, satisfied the thickness requirement of different hoist end beams, convenient to use has the commonality.
Referring to fig. 1 and 2, as a preferred embodiment, the telescopic rod is rotatably connected to a second rod 32, and the second rod 32 is provided with a fixing member for fixing the position after the rotation; the telescopic link of this kind of setting can also further adjust the contained angle between first dead lever 10 and the second dead lever 20, makes first dead lever 10 and second dead lever 20 be the heterofacial parallelism, makes things convenient for its joint at the both ends of hoist end beam to satisfy different hoist end beam mechanical structure's requirement. Further, the telescopic rod comprises a first connecting rod 33 connected with the first sleeve rod 31 in a sleeved mode and a second connecting rod 34 connected with the second sleeve rod 32 in a rotating mode, and the first connecting rod 33 is fixedly connected with the second connecting rod 34. First loop bar 31 and first dead lever 10 fixed connection, second loop bar 32 and second dead lever 20 fixed connection, the telescopic link realizes its overall length's regulation through the cooperation of first connecting rod 33 with first loop bar 31 and the cooperation of second connecting rod 34 with second loop bar 32, the telescopic link simple structure of this kind of setting, convenient to use, the performance is good.
Referring to fig. 1, the first connecting rod 33 is in the shape of a regular quadrangular prism, and the second connecting rod 34 is in the shape of a cylinder. The first connecting rod 33 and the first sleeve rod 31 can only relatively slide along the sleeving direction and cannot rotate mutually, so that the positioning of the angle of the first fixing rod 10 is fully ensured; the second connecting rod 34 is convenient to be sleeved with the second sleeve rod 32, meanwhile, the second sleeve rod 32 is also convenient to rotate to be connected with the second connecting rod 34, the second fixing rod 20 is driven to rotate through the second sleeve rod 32, and therefore the angle between the first fixing rod 10 and the second fixing rod 20 can be adjusted. More specifically, the second connecting rod 34 is sleeved inside the second sleeve rod 32, the second sleeve rod 32 is located outside, the second sleeve rod 32 is provided with a fixing pin 35, and the second connecting rod 34 is provided with a plurality of fixing holes adapted to the fixing pin 35. In the second connecting rod 34 of this kind of setting, fixed pin 35 has the positioning action after cup jointing length adjustment in second cover bar 32 to second connecting rod 34 promptly, also has the fixed action of taking the rotatory back position of second dead lever 20 to second cover bar 32 for positioning part and fixed part on the connecting rod unite two into one, this kind of connecting rod simple structure, convenient operation, performance is good. Further, the first stem 31 is of a regular quadrangular prism type, and the second stem 32 is also of a regular quadrangular prism type. The first sleeve rod 31 and the first connecting rod 33 are identical in shape, are closely matched, can only relatively slide along the vertical direction and cannot rotate in the horizontal direction, and the structural stability of the first sleeve rod and the first connecting rod is fully guaranteed; the shape of second loop bar 32 is different with second connecting rod 34, makes things convenient for second connecting rod 34 to cup joint in the inside of second loop bar 32, has also made things convenient for setting up of fixed pin 35. Under the general condition, first dead lever 10 is the regular quadrangular type, and second dead lever 20 is also the regular quadrangular type, and first dead lever 10 and second dead lever 20 of this kind of setting, the sound construction, moreover, can very firmly joint at the both ends of hoist end beam, make its stable performance.
Referring to fig. 1 and 3, in certain preferred embodiments, the second lever 32 is provided with a retaining clip for securing the operating lever 40, which is not shown in fig. 1 and 3. When the operating rod 40 rotates upwards, the horizontal position can be reached, as shown in fig. 1, at this time, the operating rod 40 is parallel to the first fixing rod 10 and the second fixing rod 20; when the operating rod 40 is pressed downwards, the operating rod 40 gradually rotates downwards to reach a vertical position, as shown in fig. 3, at this time, the operating rod 40 is arranged in parallel with the connecting rod, and the operating rod 40 is positioned on one side of the connecting rod; generally, through force analysis and moment setting, the operating rod 40 can be fixed at this position and can be lifted up unless a strong external force is applied, as shown in fig. 3; for safety reasons, a retaining clip is provided on the second strap 32 to secure the operating rod 40 against accidental opening of the jacking tool during spreader maintenance, thereby causing the jacking pins to lose their interlock. Preferably, the fixing clip includes a fixing seat fixed on the second sleeve rod 32, and an elastic clip adapted to the operating rod 40 is disposed on the fixing seat. The fixing clamp is convenient to fix and firm in connection, and can be opened under the action of external force, so that the fixing clamp is convenient to use.
Referring to fig. 1, 2 and 3, in some embodiments, the first sleeve 31 is provided with a first support, and the first support includes a first seat body, and the first seat body is provided with two first hanging lugs; the upper end of support 50 is equipped with two first engaging lugs, and two first engaging lugs all are located between two first hangers, and first engaging lug passes through the pivotal connection rather than the first hangers butt that corresponds the side with two first engaging lugs to realize the pin joint of first loop bar 31 and support 50. Secondly, two second engaging lugs are arranged at the other end of the bracket 50, the two second engaging lugs are respectively positioned at two sides of the third end of the operating rod 40, a first pivot is arranged at the third end of the operating rod 40, and the end of the bracket 50 is connected with the first pivot through the two second engaging lugs, so that the bracket 50 and the third end of the operating rod 40 are pivoted. In addition, a second support is arranged on the telescopic rod and comprises a second base body, two second hanging lugs are arranged on the second base body and are respectively located on two sides of the first end of the operating rod 40, a second pivot is arranged at the first end of the operating rod 40, and the telescopic rod is connected with the second pivot through the two second hanging lugs, so that the telescopic rod is pivoted with the first end of the operating rod 40. Preferably, the third end of the operating rod 40 is provided with a plurality of through holes 41 for mounting the first pivot; the overall length of the connecting rod is further adjusted through the adjustment of the installation position of the first pivot, so that the jacking pin jacking tool can reliably contact the end beam of the lifting appliance; the arrangement of the adjustable first pivot adjusts the stroke of the connecting rod finely on the basis of adjusting the total length of the connecting rod, so that a two-stage adjusting mode of coarse adjustment and fine adjustment is realized, and the use is more convenient.
Compared with the prior art, the beneficial effects of the utility model are that: in the utility model, the first fixed rod 10, the connecting rod and the second fixed rod 20 are arranged in a shape like a Chinese character 'men', the first fixed rod 10 is connected with the top of the end beam of the lifting appliance in a clamping way, the second fixed rod 20 is connected with the top pin at the bottom of the end beam of the lifting appliance in a clamping way, the total length of the connecting rod can be adjusted, and the positioning is carried out through the positioning part, so that the thickness requirements of different end beams of the lifting appliance are met; the operating rod 40 is pressed downwards, the telescopic rod is gradually contracted into the first sleeve rod 31 by utilizing the lever principle, the second fixing rod 20 drives the ejector pin at the bottom of the end beam to enter the end beam, namely, the ejector pin is ejected into the hole pin, the electrical linkage and the mechanical linkage are realized, and the ejector pin interlocking is completed; the jacking pin jacking tool is simple to operate, reduces the labor intensity of maintenance personnel, saves time and labor, improves the operation efficiency, realizes man-machine separation, and eliminates potential safety hazards.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a jacking pin jacking instrument for container loading and unloading bridge hoist which characterized in that includes:
the first fixing rod is used for being clamped at the top of the end beam of the lifting appliance and has fixing and supporting functions;
the second fixed rod is arranged in parallel with the first fixed rod, is used for being clamped on a top pin at the bottom of the end beam of the lifting appliance and has fixing and clamping effects;
the connecting rod is used for connecting the first fixing rod and the second fixing rod and comprises a first loop bar connected with the first fixing rod, a telescopic rod sleeved inside the first loop bar and a second loop bar connected with the second fixing rod, the other end of the second loop bar is connected with the telescopic rod, and a positioning part for positioning the length of the telescopic rod is arranged on the telescopic rod;
the operating rod, the operating rod has first end, second end and is located first end with third end between the second end, the first end of operating rod with the telescopic link pin joint, the second end of operating rod is used for realizing for the free end the rotation of operating rod in vertical direction, the third end pin joint of operating rod has a support, the other end of support with first loop bar pin joint.
2. The jacking tool for the jacking pin of a container handling bridge spreader of claim 1, wherein:
the telescopic rod is rotatably connected with the second sleeve rod, and the second sleeve rod is provided with a fixing part for fixing the position of the second sleeve rod after the second sleeve rod rotates.
3. The jacking tool for the jacking pin of a container handling bridge spreader of claim 1, wherein:
the telescopic link include with first loop bar cup joints the head rod of connecting and with the second connecting rod that the second loop bar rotated and is connected, head rod with second connecting rod fixed connection.
4. The jacking tool for the jacking pin of a container handling bridge spreader of claim 3, wherein:
the first connecting rod is in a regular quadrangular prism shape, and the second connecting rod is in a cylindrical shape.
5. The jacking tool for the jacking pin of a container handling bridge spreader of claim 4, wherein:
the second connecting rod is sleeved inside the second loop bar, the second loop bar is provided with fixing pins, and the second connecting rod is provided with a plurality of fixing holes matched with the fixing pins.
6. The jacking tool for the jacking pin of a container handling bridge spreader of claim 4, wherein:
the first loop bar is in a regular quadrangular prism shape, and the second loop bar is also in a regular quadrangular prism shape.
7. The jacking tool for a container handling bridge spreader according to any one of claims 1 to 6, wherein:
and the second sleeve rod is provided with a fixing clamp for fixing the operating rod.
8. The jacking tool for the jacking pin of a container handling bridge spreader of claim 7, wherein:
the fixing clamp comprises a fixing seat fixed on the second sleeve rod, and an elastic clamp matched with the operating rod is arranged on the fixing seat.
9. The jacking tool for the jacking pin of a container handling bridge spreader of claim 1, wherein:
the support is provided with two connecting lugs, the two connecting lugs are respectively positioned on two sides of the operating rod, the operating rod is provided with a pivot, and the support is connected with the pivot through the two connecting lugs.
10. The jacking tool for the jacking pin of the container handling bridge spreader of claim 9, wherein:
the operating rod is provided with a plurality of through holes for mounting the pivot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021820184.3U CN212978154U (en) | 2020-08-26 | 2020-08-26 | Jacking pin jacking tool for container loading and unloading bridge lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021820184.3U CN212978154U (en) | 2020-08-26 | 2020-08-26 | Jacking pin jacking tool for container loading and unloading bridge lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212978154U true CN212978154U (en) | 2021-04-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021820184.3U Expired - Fee Related CN212978154U (en) | 2020-08-26 | 2020-08-26 | Jacking pin jacking tool for container loading and unloading bridge lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212978154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117105085A (en) * | 2023-10-10 | 2023-11-24 | 广州港集团有限公司 | Container sling jacking pin jacking device |
-
2020
- 2020-08-26 CN CN202021820184.3U patent/CN212978154U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117105085A (en) * | 2023-10-10 | 2023-11-24 | 广州港集团有限公司 | Container sling jacking pin jacking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210416 Termination date: 20210826 |
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| CF01 | Termination of patent right due to non-payment of annual fee |