CN202400720U - Automatic hooking and unhooking device for crane lifting tool - Google Patents
Automatic hooking and unhooking device for crane lifting tool Download PDFInfo
- Publication number
- CN202400720U CN202400720U CN 201120564081 CN201120564081U CN202400720U CN 202400720 U CN202400720 U CN 202400720U CN 201120564081 CN201120564081 CN 201120564081 CN 201120564081 U CN201120564081 U CN 201120564081U CN 202400720 U CN202400720 U CN 202400720U
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- Prior art keywords
- crank
- hook
- plate assembling
- zola
- axle
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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.)
- Withdrawn - After Issue
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Abstract
The utility model provides an automatic hooking and unhooking device for a crane lifting tool, which consists of pull plate assemblies and the lifting tool. The hinging distance between the lower end of the pull plate assemblies and the lifting tool is larger than the distance of the center of a lifting hook so as to enable two lifting points of the lifting hook and the centers of two hinge shafts through which the lower ends of the pull plate assemblies are hinged to the lifting tool to form a trapezoid. A left crank and a right crank are mounted between the two hinge shafts through which the lower ends of the pull plate assemblies are hinged to the lifting tool through seat plates. Lug plates at the left end of the left crank and the lower end of a left pull plate assembly are hinged through a left lug shaft. Lug plates on the right crank and at the lower end of a right pull plate assembly are hinged through a right lug shaft. The upper portion of the lower end of the left pull plate assembly close to the lug plates and the upper portion of the lower end of the right pull plate assembly close to the lug plates are respectively provided with colliding blocks. The positions of the colliding blocks on the pull plate assemblies before the lifting is performed are higher than the right end of the left crank and the left end of the right crank. When the lifting begins, the positions of the right end of the left crank and the left end of the right crank are higher than the positions of the colliding blocks. The outer sides of the lower portions of the pull plate assemblies are provided with positioning baffles which are welded onto the lifting tool.
Description
Technical field
The described crane hanger of the utility model belongs to handling machinery with the Automatic coupling and decoupling hook device, and the staight shank double hook that specially refers to ladle carne is hung suspender and used the Automatic coupling and decoupling hook device.
Background technology
The high-mobility, multipurpose, wheeled vehicle crane for steelworks use need be hung the suspension hook drop in beam with a staight shank double hook and accomplish normal operation when handling load at present.The hook of suspension hook drop in beam and unhook mode are suspended to arm-tie on the suspension hook with instruments such as driving levers for artificial assisting, and arm-tie are dialled from withdrawing from from suspension hook with driving lever through the workman after the end of job again; Perhaps lean on the hoisting crane translation to accomplish, need this moment the operator to control simultaneously that cart moves and hook lifting, frequent crawl, complicated operation; Have because of arm-tie weight is big, need two or more workmans to unite accomplish to hang, the unhook operation not only waste of manpower, and have security risk.
Comparatively advanced at present staight shank double hook is hung the suspension hook drop in beam shown in accompanying drawing 1, and arm-tie fit on one end is installed the hook axle, and the other end is hinged through hinge and suspender; Increase by 19 right forearms and 20 left forearms at two arm-tie fit ons; Two forearms about when suspension hook falls, at first touching like this, forearm drive arm-tie and inwardly rotate, and accomplish automatic hitch; Because the hook heart that adopts arm-tie hinge width between centers h2 and double hook mostly is apart from the h1 equidistance; Be to be formed centrally a rectangle in two suspension centres of double hook and two hinges of arm-tie, such structure is unsettled, swing when suspender hangs up double hook, may occur.For limiting its swing, between two arm-ties, adopt 21 connecting rods, increase stability of structure with connecting rod.Like this, after accomplishing hook, need manually connecting rod to be hung up, suspender swing when preventing operation is when fulfiling assignment, when needing to break off relations, needing manually connecting rod to be taken and could be broken off relations.After connecting rod is taken, also need rely on the traversing cooperation of hoisting crane could accomplish unhook, increase production time.To existing problem in the above-mentioned prior art, a kind of later-model crane hanger of research and design is used the Automatic coupling and decoupling hook device, and existing problem is very necessary in the prior art thereby overcome.
The utility model content
In view of existing problem in the above-mentioned prior art, the purpose of the utility model is that a kind of later-model crane hanger of research and design is used the Automatic coupling and decoupling hook device, thereby solves problems such as existing in prior technology inefficiency, waste of manpower and security risk.
The described crane hanger of the utility model is made up of suspension hook, left side hook axle, the assembling of Zola's plate, left gudgeon, left crank, left adapter shaft, left positioning baffle, seat board, crank connecting link axle, suspender, right adapter shaft, right positioning baffle, auris dextra axle, right crank, right pulling plate assembling, right hook axle, otic placode, collision block with the Automatic coupling and decoupling hook device.Spacing is greater than the hook heart distance of suspension hook double hook between assembling of described Zola's plate and right pulling plate assembling lower end and suspender pivotally attached left side adapter shaft and the right adapter shaft, assembling of two suspension centres of suspension hook double hook and Zola's plate and right pulling plate are assembled be formed centrally in lower end and the left adapter shaft of suspender pivotally attached and two hinges of right adapter shaft one trapezoidal.Between the hinged hinge of the assembling of Zola's plate and right pulling plate assembling lower end and suspender, left crank and right crank are housed through seat board.The otic placode of left side crank left end and Zola's plate assembling lower end is hinged through left gudgeon.The otic placode of right crank and right pulling plate assembling lower end is hinged through the auris dextra axle.Near otic placode top collision block is housed near otic placode top and right pulling plate assembling lower end in Zola's plate assembling lower end respectively.
The position of collision block before the lifting beginning of described Zola's plate assembling of the utility model and right pulling plate fit on should be higher than left crank right-hand member and right crank left end.The position of left crank right-hand member and right crank left end should be higher than collision block after the lifting beginning.
Left positioning baffle is equipped with on the left side of the described Zola's plate assembling of the utility model bottom.Right positioning baffle is equipped with on the right of right pulling plate assembling bottom.Left side positioning baffle and right positioning baffle are welded on the suspender.
Left side hook axle and right hook axle are equipped with in described Zola's plate assembling of the utility model and right pulling plate assembling top.
The utility model structurally adopt arm-tie hinge width between centers h2 greater than the hook heart of double hook apart from h1; Be be formed centrally in two suspension centres of double hook and two hinges of arm-tie one trapezoidal; Lean on arm-tie to increase angle, tiltedly draw suspender to play the effect of anti-pendulum like this; Thereby save two connecting rods between the arm-tie assembling, the operation that has also saved artificial extension, plucked connecting rod.
For solving the hook problem, at two arm-tie fit ons of connecting traverse two fixedly hooking devices of collision block composition are installed, in the suspension hook dropping process, at first run into collision block, the power that moment produces makes two arm-ties assemblings inwardly rotation respectively, thereby realizes automatic hitch.
After solving operation, need the unhook problem, at two arm-tie fit ons otic placode is installed, otic placode is opened slotted hole.The crank that can rotate around the axis is installed on suspender, and an end of crank is opened circular hole, and is hinged with the otic placode of arm-tie assembling.Gudgeon passes the circular hole of crank and the slotted hole of arm-tie fit on otic placode simultaneously.
Before the described crane hanger of the utility model is started working with the Automatic coupling and decoupling hook device; Suspension hook 1 slowly falls gradually; When suspension hook touches the fixedly collision block of arm-tie fit on; The power that moment produces is inwardly rotated two arm-tie assemblings respectively around left adapter shaft and right adapter shaft, two arm-tie assemblings are suspended on the suspension hook, promptly realize automatic hitch.
When the described crane hanger of the utility model needed to break off relations when fulfiling assignment with the Automatic coupling and decoupling hook device, suspension hook began slowly to fall gradually, when two cranks upwarp an end about suspension hook is run into; Force crank to rotate around the crank connecting link axle, crank upwarps an end to begin to descend, and the end that sinks begins to rise; The otic placode of an end through gudgeon and arm-tie that sink links, thus otic placode also along with rising, impel arm-tie around adapter shaft to inner rotary; Arm-tie is opened, and breaks away from suspension hook, promptly realizes automatically-unhooked.
The described crane hanger of the utility model is with Automatic coupling and decoupling hook device advantage and effect:
1, shortens preparation and concluding time before and after the crane job, enhances productivity, operates facility.
2, employing arm-tie hinge width between centers h2, promptly is formed centrally a trapezoidal suspender that plays and prevents the pendulum effect apart from the h1 form greater than the hook heart of double hook in two suspension centres of double hook and two hinges of arm-tie;
3, specific hook, trip mechanism are arranged, whole process does not need manual intervention, reduces cost of labor.
Description of drawings
The utility model has eight width of cloth accompanying drawings, wherein:
Fig. 1 is a prior art hooking device structural representation;
Fig. 2 is that the utility model begins to link up with the state structural representation;
Fig. 3 accomplishes hook state structural representation;
Fig. 4 is the status architecture scheme drawing that begins to break off relations;
Fig. 5 is a unhook done state structural representation;
Fig. 6 is crank and seat board connection structure scheme drawing;
Fig. 7 is an arm-tie mounting structure scheme drawing;
Fig. 8 is the arm-tie assembling side elevation.
Among the figure: 1, suspension hook 2, left side hook axle 3, Zola's plate assembling 4, left gudgeon 5, left crank 6, left adapter shaft 7, left positioning baffle 8, seat board 9, crank connecting link axle 10, suspender 11, right adapter shaft 12, right positioning baffle 13, auris dextra axle 14, right crank 15, right pulling plate assembling 16, right hook axle 17, otic placode 18, collision block 19, right forearm 20, left forearm 21, connecting rod.
The specific embodiment
For example shown in the accompanying drawing, crane hanger shown in the accompanying drawing 2 is made up of suspension hook 1, left side hook axle 2, Zola's plate assembling 3, left gudgeon 4, left crank 5, left adapter shaft 6, left positioning baffle 7, seat board 8, crank connecting link axle 9, suspender 10, right adapter shaft 11, right positioning baffle 12, auris dextra axle 13, right crank 14, right pulling plate assembling 15, right hook axle 16, otic placode 17,18 of collision blocks with the Automatic coupling and decoupling hook device in the practical implementation of the utility model.Assembling 3 of described Zola's plate and right pulling plate assemble between 15 lower ends and suspender 10 pivotallys attached left side adapter shaft 6 and the right adapter shaft 11 spacing greater than the hook heart distance of suspension hook 1 double hook, assembling 3 of two suspension centres of suspension hook 1 double hook and Zola's plate and right pulling plate are assembled be formed centrally in 15 lower ends and the left adapter shaft 6 of suspender 10 pivotallys attached and 11 two hinges of right adapter shaft one trapezoidal.Assemble between the hinged hinge of 15 lower ends and suspender 10 in assembling 3 of Zola's plate and right pulling plate, left crank 5 and right crank 14 are housed through seat board 8.It is hinged that the otic placode 17 that a left side crank 5 left ends and Zola's plate assemble 3 lower ends passes through left gudgeon 4.Right crank 14 is hinged through auris dextra axle 13 with the otic placode 17 that right pulling plate assembles 15 lower ends; Assembling 3 lower ends at Zola's plate assembles 15 lower ends near otic placode 17 tops and right pulling plate and near otic placode 17 tops collision block 18 is housed respectively.
The described Zola's plate assembling 3 of the utility model should be higher than left crank 5 right-hand members and right crank 14 left ends with the position of collision block 18 before the lifting beginning that right pulling plate assembles on 15.The position of left crank 5 right-hand members and right crank 14 left ends should be higher than collision block 18 after the lifting beginning.
The described Zola's plate assembling 3 of the utility model is assembled 15 tops with right pulling plate left side hook axle 2 and right hook axle 16 is housed.
Accompanying drawing 6 is the scheme of installation of crank and seat board, and crank is hinged through crank connecting link axle 9 and seat board 8, and seat board 8 is made up of two block plates, is fixed on the suspender 10, and crank connecting link axle 9 is located on seat board 8 through bolt and axle head baffle plate.The otic placode that crank has two ends to open circular hole one end and cooresponding arm-tie fit on is realized hinged through left gudgeon 4 and auris dextra axle 13.
Accompanying drawing 7 is the arm-tie mounting structure with Fig. 8, and it is identical that the assembling 3 of Zola's plate and right pulling plate assemble 15 structures, comprises bolt, adapter shaft axle head baffle plate, otic placode 17, collision block 18, hook axle axle head baffle plate.Each arm-tie assembling is formed one by two arm-ties through top hook axle and bottom adapter shaft, and the hook axle is used for hanging double hook, and adapter shaft is used for connecting the arm-tie assembling and 10, two axles of suspender are fixed at the arm-tie fit on through bolt and axle head baffle plate respectively.Passing the arm-tie fit on opens the otic placode 17 of slotted hole and realizes hinged with crank.
Accompanying drawing 2 has 15, two arm-ties of two Zola's plate assemblings 3 that can rotate around the axis and right pulling plate assemblings to be assemblied in initial condition and opens because there is the restriction of positioning baffle 7 and 12 to be in the shape of the letter V for the staight shank double hook begins to hang suspender 10 arm-tie confined states on the suspender 10.
Accompanying drawing 3 is that the staight shank double hook is hung suspender 10 normal operating conditions, and an end of crank upwarps on the suspender 10, when the intact needs of operation break off relations; Suspension hook 1 begins to fall, and what at first run into is that crank upwarps an end, impels crank to rotate around the crank connecting link axle; The end that upwarps that crank contacts with suspension hook 1 begins to descend; The end that sinks begins to rise, and the end that sinks links through the otic placode 17 that gudgeon and arm-tie assemble, so otic placode 17 is also along with rising; Impel arm-tie assembling around adapter shaft to inner rotary, break away from suspension hook.
Accompanying drawing 4 is depicted as the unhook scheme drawing, and suspension hook 1 falls to touching crank, and crank drives the arm-tie assembling around the hinge outward turning, and the arm-tie assembling is opened and accomplished unhook.
Accompanying drawing 5 is depicted as the assembling of two arm-ties open simultaneously after, move on the suspension hook 1 and break away from suspender 10 and get back to initial condition.
Claims (4)
1. a crane hanger is used the Automatic coupling and decoupling hook device, is made up of suspension hook (1), left side hook axle (2), the assembling of Zola's plate (3), left gudgeon (4), left crank (5), left adapter shaft (6), left positioning baffle (7), seat board (8), crank connecting link axle (9), suspender (10), right adapter shaft (11), right positioning baffle (12), auris dextra axle (13), right crank (14), right pulling plate assembling (15), right hook axle (16), otic placode (17), collision block (18); It is characterized in that between described Zola's plate assembling (3) and right pulling plate assembling (15) lower end and suspender (10) pivotally attached left side adapter shaft (6) and the right adapter shaft (11) spacing greater than the hook heart distance of suspension hook (1) double hook, make two suspension centres of suspension hook (1) double hook and Zola's plate assemble (3) and right pulling plate assemble be formed centrally in (15) lower end and the left adapter shaft (6) of suspender (10) pivotally attached and (11) two hinges of right adapter shaft one trapezoidal; Between the hinged hinge of Zola's plate assembling (3) and right pulling plate assembling (15) lower end and suspender (10), left crank (5) and right crank (14) are housed through seat board (8); The otic placode (17) of left side crank (5) left end and Zola's plate assembling (3) lower end is hinged through left gudgeon (4); The otic placode (17) of right crank (14) and right pulling plate assembling (15) lower end is hinged through auris dextra axle (13); Near otic placode (17) top collision block (18) is housed near otic placode (17) top and right pulling plate assembling (15) lower end in Zola's plate assembling (3) lower end respectively.
2. crane hanger according to claim 1 is used the Automatic coupling and decoupling hook device, it is characterized in that the position of collision block (18) before the lifting beginning in described Zola's plate assembling (3) and the right pulling plate assembling (15) should be higher than left crank (5) right-hand member and right crank (14) left end; The position of left crank (5) right-hand member and right crank (14) left end should be higher than collision block (18) after the lifting beginning.
3. crane hanger according to claim 1 is used the Automatic coupling and decoupling hook device, it is characterized in that left positioning baffle (7) is equipped with on the left side of described Zola's plate assembling (3) bottom; Right positioning baffle (12) is equipped with on the right of right pulling plate assembling (15) bottom; Left side positioning baffle (7) and right positioning baffle (12) are welded on the suspender (10).
4. crane hanger according to claim 1 is used the Automatic coupling and decoupling hook device, it is characterized in that described Zola's plate assembling (3) and right pulling plate assemble (15) top left side hook axle (2) and the right axle (16) of linking up with are housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120564081 CN202400720U (en) | 2011-12-29 | 2011-12-29 | Automatic hooking and unhooking device for crane lifting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120564081 CN202400720U (en) | 2011-12-29 | 2011-12-29 | Automatic hooking and unhooking device for crane lifting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202400720U true CN202400720U (en) | 2012-08-29 |
Family
ID=46698383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120564081 Withdrawn - After Issue CN202400720U (en) | 2011-12-29 | 2011-12-29 | Automatic hooking and unhooking device for crane lifting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202400720U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515013A (en) * | 2011-12-29 | 2012-06-27 | 大连华锐重工集团股份有限公司 | Automatic hooking and unhooking device for hanger of crane |
-
2011
- 2011-12-29 CN CN 201120564081 patent/CN202400720U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515013A (en) * | 2011-12-29 | 2012-06-27 | 大连华锐重工集团股份有限公司 | Automatic hooking and unhooking device for hanger of crane |
| CN102515013B (en) * | 2011-12-29 | 2013-10-30 | 大连华锐重工集团股份有限公司 | Automatic hooking and unhooking device for hanger of crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120829 Effective date of abandoning: 20131030 |
|
| RGAV | Abandon patent right to avoid regrant |