CN201703974U - External vertical steel tube lifting appliance - Google Patents
External vertical steel tube lifting appliance Download PDFInfo
- Publication number
- CN201703974U CN201703974U CN2010202386687U CN201020238668U CN201703974U CN 201703974 U CN201703974 U CN 201703974U CN 2010202386687 U CN2010202386687 U CN 2010202386687U CN 201020238668 U CN201020238668 U CN 201020238668U CN 201703974 U CN201703974 U CN 201703974U
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- Prior art keywords
- arm
- hinged
- hook arm
- jaw
- steel pipe
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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.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 57
- 239000010959 steel Substances 0.000 title claims abstract description 57
- 230000008602 contraction Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
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Abstract
The utility model discloses an external vertical steel tube lifting appliance in the field of lifting appliances, comprising a lifting lug. The lower end of the lifting lug is symmetrically articulated with a left connecting rod and a right connecting rod, the lower end of the left connecting rod is articulated with a right hooking arm, the lower end of the right connecting rod is articulated with a left hooking arm, the left hooking arm and the right hooking arm are crosswise arranged, and the middles of the left hooking arm and the right hooking arm are respectively articulated with both ends of a connecting plate; the lower end of the left hooking arm is articulated with the middle of a left jaw arm, the lower end of the right hooking arm is articulated with the middle of a right jaw arm, the left jaw arm and the right jaw arm are symmetrically arranged, jaws are respectively arranged on the opposite end surfaces of the left jaw arm and the right jaw arm, the other end of the left jaw arm is articulated with the lower end of a left synchronous connecting rod, and the other end of the right jaw arms is articulated with the lower end of a right synchronous connecting rod; and a guiding barrel seat is fixed opposite to the connecting plate, the upper end of the left synchronous connecting rod is articulated with one side of the guiding barrel seat, and the upper end of the right synchronous connecting rod is articulated with the other side of the guiding barrel seat. The lifting appliance is suitable for lifting and dropping vertically placed steel tubes.
Description
Technical field
The utility model relates to a kind of suspender, particularly a kind of steel pipe suspender.
Background technology
In the prior art, a kind of steel pipe suspender is arranged, it comprises crossbeam, iron hoop, steel rope, hangs circle and suspension ring, described iron hoop is arranged on crossbeam upside two ends, and steel rope is connected on the iron hoop, and suspension ring are connected with steel rope, the described circle that hangs is arranged on crossbeam downside two ends, two are hung the two ends that circle respectively is placed on steel pipe in lifting, hang that circle should be subjected to gravity and firmly circle lived steel pipe, iron hoop has kept the single-piece balance at the crossbeam center.Its weak point is: this suspender can only be applicable to the lifting steel pipes process of horizontal positioned, can not normally lift by crane for the steel pipe of vertical placement.
In the suspender field, for realizing automatic handling, also has a kind of suspender that has switch circuit controller in the prior art, its structure mainly includes hanger, the hanger lower end is connected with main suspension rod, switch circuit controller is arranged on the main suspension rod, described switch circuit controller mainly comprise rotating T shape head and with a T shape corresponding hook plate, the every descending action of switch circuit controller is once, T shape head rotates 90 °, opening on T shape head and the hook plate between parallel and cross is staggered conversion once, when T shape head was parallel with the opening on the hook plate, T shape head can break away from hook plate, when the opening cross on T shape head and the hook plate is staggered, T shape head hooks hook plate, is connected with link gear by hook plate, can realize lifting by crane and putting down.Its weak point is: such suspender can not solve the lifting problem of upright steel pipe equally, major cause is, pass through link gear, when driving jaw and clamping steel pipe, jaw can rotate around its rotating shaft, its can not keep two jaws over against, when clamping work pieces, the entire working surface that can not guarantee jaw all abuts in surface of the work, causes work-holding unreliable, crushes surface of the work easily.
The utility model content
The purpose of this utility model provides the vertical steel pipe suspender of a kind of external, makes it can smooth, safe handling vertical steel pipe, and during the lifting steel pipe, jaw can keep and the area of contact of steel tube surface maximum, to avoid damaging steel pipe.
The purpose of this utility model is achieved in that the vertical steel pipe suspender of external, comprise hanger, described hanger lower end left-right symmetric is hinged with left connecting rod and right connecting rod, connecting rod lower end, a left side is hinged with right hook arm, the right connecting rod lower end is hinged with left hook arm, described left hook arm and right hook arm are arranged in a crossed manner, hook arm and right hook arm middle part, a left side is hinged with the two ends of connecting panel respectively, hook arm lower end, a left side and left jaw arm middle part are hinged, right hook arm lower end and right jaw arm middle part are hinged, described left jaw arm and right jaw arm are symmetrical set, be respectively arranged with jaw plate on both end faces in opposite directions, the other end and the left synchronising (connecting) rod lower end of left side jaw arm are hinged, the other end and the right synchronising (connecting) rod lower end of right jaw arm are hinged, with the connecting panel relative fixed guiding cylinder base is arranged, described left synchronising (connecting) rod upper end is hinged with guiding cylinder base one side, and described right synchronising (connecting) rod upper end is hinged with guiding cylinder base opposite side.
During the utility model work, the workpiece that lifts by crane is the vertical round steel pipe of placing, when slinging, put down the round steel pipe top that the vertical steel pipe suspender of external is moved to vertical placement, when on guiding cylinder base and the round steel pipe during end in contact, upwards lift hanger, under the deadweight effect of suspender, be arranged on two bearing pin relative fixed between the connecting panel, two connecting rods drive respectively and separately bonded assembly hook arm around and its cooresponding connecting panel between bearing pin rotate, two tong arms that are connected to two hook arm lower ends under the effect of synchronising (connecting) rod to, to the round steel pipe synchronous relative motion, make the jaw that is installed on two tong arms that round steel pipe is clamped, thereby round steel pipe is sling, the weight of round steel pipe is big more, and suspender is big more to the gripping power of round steel pipe; When putting down and since inertia two connecting rods drive each self-corresponding hook arm around and its cooresponding connecting panel between bearing pin rotate, make two tong arms that round steel pipe is unclamped, upwards lift hanger again, make suspender and round steel pipe break away from, process is put down in realization.Its beneficial effect is: when the vertical steel pipe of placing of lifting, can guarantee that left and right sides jaw contacts with the steel pipe outer round surface to greatest extent, thereby little to the damage of steel tube surface, reliable clamping has guaranteed the safety of handling.The utility model is exclusively used in the vertical steel pipe of placing of handling.
For guaranteeing balance and be connected reliably that described left connecting rod, right connecting rod, left hook arm, right hook arm, connecting panel are respectively equipped with two groups, all link to each other through bearing pin in each articulated position between two groups.
As further improvement of the utility model, described guide cylinder cover for seat is contained on the bearing pin between two connecting panels.
As further improvement of the utility model, this device also includes switch circuit controller, and the T shape head of described switch circuit controller is arranged on the hanger lower end, and the hook plate of switch circuit controller is arranged on guiding cylinder base upper end.Switch circuit controller is an existing technology in the prior art, its utilize between T shape head and the hook plate combination with separate, can make the utility model realize lifting by crane and to put down workpiece automatically, improved its degree of automation, simultaneously, guaranteed its safe handling in high temperature, place such as poisonous.
To piece-holder, described guiding cylinder base lower end is provided with the guide cylinder of the tapered contraction in lower end for convenient.Guide cylinder can play guiding, positioning action, has guaranteed that left and right jaw and workpiece are in the centering state when clamping.
For guaranteeing that further left jaw, right jaw can all contact with the outer round surface of workpiece, the line parallelogram between the hinge-point at the hinge-point at described left synchronising (connecting) rod two ends, left hook arm middle part and the hinge-point of left hook arm lower end.Because the interlock principle of parallelogram, whole left and right jaw open with tightening process in, can guarantee all the time both directions over against, and make left and right sides jaw and workpiece that the maximum contact area be arranged, thereby clamping work pieces better.
Minimum aperture when tightening up for limiting left and right jaw is hinged with position-limited lever between described left hook arm and the right hook arm, and position-limited lever and connecting panel are arranged in a crossed manner, and position-limited lever is provided with and is connected the corresponding position-limited trough of corresponding bearing pin.Make position-limited trough and corresponding bearing pin abut in a time-out when left and right jaw tightens up, left and right jaw then can not continue to tighten up, and has guaranteed mutual collision can not take place between the left and right jaw, also can not bump with guide cylinder.
Crush for avoiding surface of the work caused, the driving surface section in the horizontal direction of described left and right sides jaw is the circular arc that matches with excircle of workpiece to be lifted surface.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is right synchronising (connecting) rod structural representation;
Fig. 4 is the position-limited lever structural representation;
Fig. 5 is right hook arm configuration scheme drawing;
Fig. 6 is a guide cylinder holder structure scheme drawing.
Wherein, 1 hanger, 2 right connecting rods, 3T shape head, 4 hook plates, 5 position-limited levers, 5a position-limited trough, 6 connecting panels, 7 right hook arms, 8 right synchronising (connecting) rods, 9 guiding cylinder bases, 10 right jaw arms, 11 right jaws, 12 guide cylinders, 13 left synchronising (connecting) rods, 14 bearing pins, 15 left hook arms, 16 left connecting rods, 17 left jaw arms, 18 left jaws.
The specific embodiment
As shown in the figure, be the vertical steel pipe suspender of a kind of external, comprise hanger 1, described hanger 1 lower end left-right symmetric is hinged with left connecting rod 16 and right connecting rod 2, connecting rod 16 lower ends, a left side are hinged with right hook arm 7, right connecting rod 2 lower ends are hinged with left hook arm 15, described left hook arm 15 and right hook arm 7 are arranged in a crossed manner, a left side hook arm 15 and right hook arm 7 middle parts are hinged with the two ends of connecting panel 6 respectively, be hinged with position-limited lever 5 between left side hook arm 15 and the right hook arm 7, position-limited lever 5 is arranged in a crossed manner with connecting panel 6, position-limited lever 5 is provided with and is connected the corresponding position-limited trough 5a of corresponding bearing pin, hook arm 15 lower ends, a left side and left jaw arm 17 middle parts are hinged, right hook arm 7 lower ends and right jaw arm 10 middle parts are hinged, described left jaw arm 17 and right jaw arm 10 are symmetrical set, be respectively arranged with corresponding left jaw 18 on both end faces in opposite directions, right jaw 11, left side jaw 18, the driving surface section in the horizontal direction of right jaw 11 is the circular arc that matches with excircle of workpiece to be lifted surface, the other end and left synchronising (connecting) rod 13 lower ends of left side jaw arm 17 are hinged, the other end and right synchronising (connecting) rod 8 lower ends of right jaw arm 10 are hinged, with connecting panel 6 relative fixed guiding cylinder base 9 is arranged, guiding cylinder base 9 is sleeved on the bearing pin between two connecting panels 6, guiding cylinder base 9 lower ends are provided with the guide cylinder 12 of the tapered contraction in lower end, described left synchronising (connecting) rod 13 upper ends are hinged with guiding cylinder base 9 one sides, right synchronising (connecting) rod 8 upper ends are hinged with guiding cylinder base 9 opposite sides, the hinge-point at synchronising (connecting) rod 13 two ends, a left side, line parallelogram between the hinge-point at hook arm 15 middle parts, a left side and the hinge-point of left hook arm 15 lower ends, also include switch circuit controller, the T shape of switch circuit controller 3 is arranged on hanger 1 lower end, and the hook plate 4 of switch circuit controller is arranged on guiding cylinder base 9 upper ends; Left side connecting rod, right connecting rod 2, left hook arm, right hook arm 7, connecting panel 6 are respectively equipped with two groups, all link to each other through bearing pin in each articulated position between two groups.
During this suspender work, the workpiece that lifts by crane is the vertical round steel pipe of placing, when slinging, described T shape 3 is staggered with the opening cross on the hook plate 4, be in locking state, put down the round steel pipe top that suspender is moved to vertical placement, the tapered guide cylinder 12 in lower end that guide cylinder base 9 lower ends are provided with enters round steel pipe, when on guiding cylinder base 9 and the round steel pipe during end in contact, switch circuit controller moves once under effect of inertia, T shape 3 is parallel with the opening on the hook plate 4, be in disengaged position, upwards lift hanger 1, under the deadweight effect of suspender, be arranged on two bearing pin relative fixed between the connecting panel 6, left side connecting rod 16, right connecting rod 2 drives respectively and the left side of bonded assembly separately hook arm 15, right hook arm 7 around and its cooresponding connecting panel 6 between bearing pin rotate, two tong arms that are connected to two hook arm lower ends under the effect of two synchronising (connecting) rods to, to the round steel pipe locking phase to horizontal motion, the feasible left jaw 18 that is installed on two tong arms, the entire working surface of right jaw 11 all abuts in the round steel pipe outside face, round steel pipe is clamped, upwards lift hanger 1, thereby round steel pipe is sling, the weight of round steel pipe is big more, and suspender is big more to the gripping power of round steel pipe; When putting down, since inertia two connecting rods drive each self-corresponding hook arm around and its cooresponding connecting panel 6 between bearing pin rotate, make two tong arms that round steel pipe is unclamped, work once when being located at T shape 3 on the hanger 1 and moving downward, staggered with the opening cross on the hook plate 4, this moment, switch circuit controller locking upwards lifted hanger 1, make suspender and round steel pipe break away from, realize putting down process.
Hoisting process balance of the present utility model and connection are reliable, the position-limited lever 5 that is hinged on simultaneously between left hook arm 15 and the right hook arm 7 has limited left jaw 18, the minimum aperture when right jaw 11 tightens up, guaranteed mutual collision can not take place between left jaw 18, the right jaw 11, can not bump yet, increase the service life of suspender with guide cylinder 12.
Claims (8)
1. the vertical steel pipe suspender of external, comprise hanger, it is characterized in that: described hanger lower end left-right symmetric is hinged with left connecting rod and right connecting rod, connecting rod lower end, a left side is hinged with right hook arm, the right connecting rod lower end is hinged with left hook arm, described left hook arm and right hook arm are arranged in a crossed manner, hook arm and right hook arm middle part, a left side is hinged with the two ends of connecting panel respectively, hook arm lower end, a left side and left jaw arm middle part are hinged, right hook arm lower end and right jaw arm middle part are hinged, described left jaw arm and right jaw arm are symmetrical set, be respectively arranged with jaw on both end faces in opposite directions, the other end and the left synchronising (connecting) rod lower end of left side jaw arm are hinged, the other end and the right synchronising (connecting) rod lower end of right jaw arm are hinged, with the connecting panel relative fixed guiding cylinder base is arranged, described left synchronising (connecting) rod upper end is hinged with guiding cylinder base one side, and described right synchronising (connecting) rod upper end is hinged with guiding cylinder base opposite side.
2. the vertical steel pipe suspender of external according to claim 1 is characterized in that: described left connecting rod, right connecting rod, left hook arm, right hook arm, connecting panel are respectively equipped with two groups, all link to each other through bearing pin in each articulated position between two groups.
3. the vertical steel pipe suspender of external according to claim 2 is characterized in that: described guide cylinder cover for seat is contained on the bearing pin between two connecting panels.
4. according to the vertical steel pipe suspender of any described external of claim 1-3, it is characterized in that: also include switch circuit controller, the T shape head of described switch circuit controller is arranged on the hanger lower end, and the hook plate of switch circuit controller is arranged on guiding cylinder base upper end.
5. according to the vertical steel pipe suspender of any described external of claim 1-3, it is characterized in that: described guiding cylinder base lower end is provided with the guide cylinder of the tapered contraction in lower end.
6. according to the vertical steel pipe suspender of any described external of claim 1-3, it is characterized in that: the line parallelogram between the hinge-point at the hinge-point at left synchronising (connecting) rod two ends, left hook arm middle part and the hinge-point of left hook arm lower end.
7. according to the vertical steel pipe suspender of any described external of claim 1-3, it is characterized in that: be hinged with position-limited lever between described left hook arm and the right hook arm, position-limited lever and connecting panel are arranged in a crossed manner, and position-limited lever is provided with and is connected the corresponding position-limited trough of corresponding bearing pin.
8. according to the vertical steel pipe suspender of any described external of claim 1-3, it is characterized in that: the driving surface of described left and right jaw section in the horizontal direction is the circular arc that matches with excircle of workpiece to be lifted surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202386687U CN201703974U (en) | 2010-06-25 | 2010-06-25 | External vertical steel tube lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202386687U CN201703974U (en) | 2010-06-25 | 2010-06-25 | External vertical steel tube lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201703974U true CN201703974U (en) | 2011-01-12 |
Family
ID=43441130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202386687U Expired - Fee Related CN201703974U (en) | 2010-06-25 | 2010-06-25 | External vertical steel tube lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201703974U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976203A (en) * | 2012-11-28 | 2013-03-20 | 大连钛鼎重工有限公司 | Double-pawl double-lever cold rolling and filing clamp |
| CN104841836A (en) * | 2014-02-17 | 2015-08-19 | 苏州昆仑重型装备制造有限公司 | Special clamp for deep cylinder forging |
| CN105016195A (en) * | 2015-07-15 | 2015-11-04 | 天津商业大学 | Sling for vertically hoisting eccentric cylinder workpieces with step surfaces |
| CN107337080A (en) * | 2017-09-05 | 2017-11-10 | 东台市富康机械有限公司 | Steady lever apparatus |
| CN107697801A (en) * | 2017-09-28 | 2018-02-16 | 张家港市盛达冶金吊具制造有限公司 | Mechanical horizontal slab clamp |
-
2010
- 2010-06-25 CN CN2010202386687U patent/CN201703974U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976203A (en) * | 2012-11-28 | 2013-03-20 | 大连钛鼎重工有限公司 | Double-pawl double-lever cold rolling and filing clamp |
| CN102976203B (en) * | 2012-11-28 | 2015-10-28 | 大连钛鼎重工有限公司 | The cold rolling vertical coil clamp of a kind of two pawl double lever |
| CN104841836A (en) * | 2014-02-17 | 2015-08-19 | 苏州昆仑重型装备制造有限公司 | Special clamp for deep cylinder forging |
| CN105016195A (en) * | 2015-07-15 | 2015-11-04 | 天津商业大学 | Sling for vertically hoisting eccentric cylinder workpieces with step surfaces |
| CN107337080A (en) * | 2017-09-05 | 2017-11-10 | 东台市富康机械有限公司 | Steady lever apparatus |
| CN107697801A (en) * | 2017-09-28 | 2018-02-16 | 张家港市盛达冶金吊具制造有限公司 | Mechanical horizontal slab clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20130625 |