CN201512386U - Shear type secondary lifting machine - Google Patents
Shear type secondary lifting machine Download PDFInfo
- Publication number
- CN201512386U CN201512386U CN2009200757016U CN200920075701U CN201512386U CN 201512386 U CN201512386 U CN 201512386U CN 2009200757016 U CN2009200757016 U CN 2009200757016U CN 200920075701 U CN200920075701 U CN 200920075701U CN 201512386 U CN201512386 U CN 201512386U
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- oil cylinder
- inner sleeve
- outer tube
- cylinder
- handset
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Abstract
The utility model discloses a shear type secondary lifting machine. The shear type secondary lifting machine comprises a master machine formed by a base, a platform, at least one lifting mechanism and shearing arms articulate in an intercrossed manner and a submachine formed by a submachine platform, at least one oil cylinder and shearing arms articulate in an intercrossed manner, the lifting machine comprises an inner sleeve, an outer sleeve and an oil cylinder, wherein the inner sleeve and the outer sleeve are concentrically sleeved with each other, a cylinder body of the oil cylinder is fixed outside the inner sleeve , a rack is arranged on the outer surface of the oil cylinder adjacent to one side of the inner sleeve, and a plurality of positioning teeth are arranged on the outer surface of the outer sleeve adjacent to one side of the oil cylinder and mesh with the rack in a sliding manner; and the shear type secondary lifting machine further comprises an inductive device for measuring the descent height of the shearing arms of the master machine, a secondary proximity switch and a control circuit, wherein the control circuit is respectively connected with the inductive device and the secondary proximity switch. The shear type secondary lifting machine enhances the security, avoids the unsafe factors caused by human errors, greatly enhances the security of the device and reduces the occurrence of accidents.
Description
Technical field
The utility model relates to lifting equipment, particularly a kind of scissors Secondary lift that has safety control.
Background technology
At present, car repair shop is generally all offered the trench of strip shape on ground, and the purposes of this trench is, automobile to be repaired is reached on this trench, and the repairman can be to automobile bottom position eligible for repair place under repair in trench.Though the setting of this trench has made things convenient for the maintenance of bottom, but, when repairing, if repair when changing motor tire, also need in addition this automobile is lifted or jack-up, promptly be called the secondary lifting, at present employed is to be the Secondary lift of direct driving force with the hydraulic compressor, this kind Secondary lift does not have self-locking mechanism, if its hydraulic tubing breaks down or the not automatic landing of control of leakage, or has safety device, during decline, opening safety device is controlled by circuit, the lifting machine drops to the end always, and these two kinds are all brought great hidden danger on site maintenance personnel's safety, and safety is not high.
In order to address the above problem, Chinese patent publication number: CN201010482, a kind of Secondary lift is disclosed, form by lifting mechanism and actuating unit, lifting mechanism has a casing and scissor lifting bar, each scissor lifting bar constitutes by two crossbars are hinged, the bottom and the casing of two scissor lifting bar one sides are hinged, the opposite side bottom is hinged with an axostylus axostyle, become free end, two scissor lifting bar upper ends, two sides are hinged with axostylus axostyle respectively, and an end of the horizontal list of a lifting and the axostylus axostyle of upper end one side are hinged, the other end is taken on the axostylus axostyle that is placed on the upper end opposite side, and casing is fixed between the two side on trench top; Actuating unit is arranged in the casing, the free end of actuating unit and scissor lifting bar is hinged, can promote free end inwardly moves, scissor lifting bar is risen, actuating unit is constituted or is made of mechanical jack by hydraulic jack main body, hydraulic hand-pump and hydraulic pipe, hydraulic hand-pump has the hydraulic oil return valve, and itself has auto-lock function mechanical jack, can guarantee the safety of using.This device for mechanical reliability of structure is low, because the object of lifting is fair all very big, in case the self-locking device of mechanical jack itself breaks down, will certainly cause the accident; In actual the use, exist the lifting machine in the decline process, the user owing to the lifting machine with by the weight of lifting object, has caused serious personal injury owing to stand in the situation of the pin that strikes the beam around the lifting machine.
The utility model content
The purpose of this utility model is, a kind of scissors Secondary lift is provided, and has overcome the difficulty of prior art, to reach the increase safety, avoids the artificial origin and causes the purpose of safety hazard.
The utility model adopts following technical scheme:
A kind of scissors Secondary lift of the present utility model, comprise by base, platform, the machine tool of cutting the arm composition of at least one lifting mechanism and cross-articulation, and handset platform, the handset of cutting the arm composition of at least one oil cylinder and cross-articulation, described lifting mechanism comprises the inner sleeve of concentric socket, outer tube and oil cylinder, first end of described outer tube is hinged on a described upper semisection of cutting arm, first end of described inner sleeve is hinged on the described lower semisection of cutting arm of another root, the second end telescopically of described outer tube is socketed on the outside face of described inner sleeve second end, the cylinder body of described oil cylinder is fixed in outside the described inner sleeve, first end of the hinged described outer tube of lever of described oil cylinder, described oil cylinder is provided with a tooth bar near the outside face of described inner sleeve one side, described outer tube is provided with some positioning teeths, the described tooth bar of described positioning teeth sliding engaged near the outside face of described oil cylinder one side;
Comprise that also the induction installation of cutting the arm falling head of a measurement machine tool, secondary receive the induction installation signal, are subjected to secondary near switch control and the transmitting control commands control circuit to described machine tool oil cylinder and described handset oil cylinder near switch and, described control circuit connects described induction installation, secondary respectively near switch.
Further, described lifting mechanism also comprises a cylinder, and described outer tube is provided with a through hole, and the lever of described cylinder passes described through hole and supports the outside face of being located at described inner sleeve.
Further, the oil cylinder of described handset is an oil cylinder that has safety device.
Further, the length direction of described tooth bar is parallel to the axial line of described inner sleeve, outer tube.
Further, described tooth bar is arranged on the downside of described inner sleeve and described outer tube, and described positioning teeth is the face contact with contacting of described tooth bar.
Further, the quantity of described positioning teeth is two.
Further, described positioning teeth is arranged on the end of second end of described outer tube.
Further, described through hole is arranged on the end of second end of described outer tube, and supports or opposes with described positioning teeth.
Further, the safety device of described cylinder and described oil cylinder is electrically connected described control circuit.
Further, the size of described handset is less than the size of described machine tool, and described handset is cut the hinge-point of arm and hinge-point that described machine tool is cut arm on same vertical line.
Owing to adopted above technology, the utility model compared with prior art has the following advantages:
The utility model is by electron steering lifting process, avoids the artificial origin and causes safety hazard, increased the safety of equipment greatly, reduced the generation of accident.
Further specify the utility model below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the structural representation of scissors Secondary lift of the present utility model;
Fig. 2 is the local enlarged diagram of Fig. 1;
Fig. 3 is the schematic circuit diagram of automatically controlled part of the present utility model.
The specific embodiment
As shown in Figure 1, 2, a kind of scissors Secondary lift of the present utility model, comprise the machine tool 3 that arm 5 is formed of cutting by base 1, platform 2, at least one lifting mechanism 6 and cross-articulation, and the handset 4 of cutting the arm composition of handset platform, at least one oil cylinder 41 and cross-articulation, on the lower hinge of cutting arm and described machine tool 3 of described handset 4.
Described lifting mechanism 6 comprises the inner sleeve 62 of concentric socket, outer tube 61 and oil cylinder 63, first end of described outer tube 61 is hinged on a described upper semisection of cutting arm 5, first end of described inner sleeve 62 is hinged on the described lower semisection of cutting arm 5 of another root, the second end telescopically of described outer tube 61 is socketed on the outside face of described inner sleeve 62 second ends, the cylinder body of described oil cylinder 63 is fixed in outside the described inner sleeve 62, described oil cylinder 63) first end of the hinged described outer tube 61 of lever, described oil cylinder 63 is provided with a tooth bar 65 near the outside face of described inner sleeve 62 1 sides, described outer tube 61 is provided with some positioning teeths 64, the described tooth bar 65 of described positioning teeth 64 sliding engaged near the outside face of described oil cylinder 63 1 sides;
Comprise that also the induction installation of cutting arm 5 falling heads of a measurement machine tool 3, secondary receive the induction installation signal, are subjected to secondary near switch 7 controls and the transmitting control commands control circuit to described machine tool 3 oil cylinders 63 and described handset 4 oil cylinders 41 near switch 7 and, described control circuit connects described induction installation, secondary respectively near switch 7.
Described lifting mechanism 6 also comprises a cylinder 66, and described outer tube 61 is provided with a through hole, and the lever of described cylinder 66 passes described through hole and supports the outside face of being located at described inner sleeve 62.Described cylinder 66 is positioned on the described outer tube 61, props up or decontrol described inner sleeve 62 by flexible, when it props up described inner sleeve 62, provides the protection in described lifting mechanism 6 lifting process; When it decontrols described inner sleeve 62, can not interfere with the slip between described inner sleeve 62 and the described outer tube 6, strengthen the safety in utilization of this device.
The length direction of described tooth bar 65 is parallel to the axial line of described inner sleeve 62, outer tube 61.Help tooth bar 65 and be installed in described outer tube 61 and cooperate, prevented the damage of non-linear force described inner sleeve 62, outer tube 61.
Described tooth bar 65 is arranged on the downside of described inner sleeve 62 and described outer tube 61, and described positioning teeth 64 is the face contact with contacting of described tooth bar 65.Described positioning teeth 64 contacts the area of contact that has strengthened described positioning teeth 64 and described tooth bar 65 with face between the described tooth bar 65, strengthened the effect of location, reduced described positioning teeth 64 simultaneously and worn and torn, prolonged the period of service of described positioning teeth 64 and described tooth bar 65 with the use of described tooth bar 65.
The quantity of described positioning teeth 64 is two.Described positioning teeth 64 is arranged on the end of second end of described outer tube 61.Described through hole is arranged on the end of second end of described outer tube 61, and supports or opposes with described positioning teeth 64.The design of supporting or opposing of described positioning teeth 64 and described outer tube 61 in limited space, with the interference effect maximization of 66 pairs of described inner sleeves 62 of cylinder and described outer tube 61, has strengthened the safety in utilization of this device.
The size of described handset 4 is less than the size of described machine tool 3, and described handset 4 is cut the hinge-point of arm and hinge-point that described machine tool 3 is cut arm 5 on same vertical line.The oil cylinder 41 of described handset 4 is oil cylinders that have safety device.The safety device of described cylinder 66 and described oil cylinder 41 is electrically connected described control circuit.
Wherein, machine tool 3 is a lifting of automobile, handset 4 is the secondary lifting of automobile, lifting mechanism 6 is the blocking device of machine tool 3, oil cylinder 63 is the engine installation of machine tool 3, and base 1 is the basis of lifting machine, and platform is the race plate of automobile, control box is the control of the circuit pneumatic element of lifting machine, and cylinder insures so that descend for opening.
If the lifting machine does not drop to the bottom when not adding secondary near switch always, if but added secondary near switch so the lifting machine just be declined by less than the bottom, but drop to certain height just do not descend (generally drop to apart from ground 500mm and stop to descend) this mainly be because secondary is sensed near the inductive head of switch cuts arm and stop decline, at this moment as long as just can drop to the bottom by the switch lifting machine that once descends again, thereby the people around having avoided is not because of noting being pressed onto the pin of oneself.
As shown in Figure 3, circuit part of the present utility model comprise machine tool electromagnetic valve YV1, handset electromagnetic valve YV2, rush down solenoid YV3, cylinder magnet-switch CQ1, machine tool cylinder DQ1, handset cylinder DQ2, rising button SB1, decline button SB2, locking press button SB3 or the like.
Relay K T gets time when pressing SB2, time relay gets electric the time, motor gets, machine rises, after rising to the regular hour, the KT terminal outage of AC contactor, other 2 KT terminals get, this moment the main frame cylinder get electric, the main frame cylinder get CQ1 electric the time get electric (if machine tool main frame cylinder sense the handset cylinder of machine tool must not electricity, CQ1 just must not so, insurance just can not be opened, that machine just can not descend) CQ1 gets electric the time intermediate relay KA1 and gets electricly, and KA4 gets and rushes down fuel tap YV3 electric the time and get electricly, and machine tool electromagnetic valve YV1 gets the decline of goddess of lightning's machine in the above step of operation.
In summary, the utility model of the present utility model has strengthened safety, avoids the artificial origin and causes safety hazard, has increased the safety of equipment greatly, has reduced the generation of accident.
Above-described embodiment only is used to illustrate technological thought of the present utility model and characteristics, its purpose is to make those skilled in the art can understand content of the present utility model and implements according to this, can not only limit claim of the present utility model with present embodiment, be all equal variation or modifications of doing according to the spirit that the utility model disclosed, still drop in the claim of the present utility model.
Claims (10)
1. scissors Secondary lift, comprise the machine tool (3) that arm (5) is formed of cutting by base (1), platform (2), at least one lifting mechanism (6) and cross-articulation, and the handset (4) of cutting the arm composition of handset platform, at least one oil cylinder (41) and cross-articulation, it is characterized in that:
Described lifting mechanism (6) comprises the inner sleeve (62) of concentric socket, outer tube (61) and oil cylinder (63), first end of described outer tube (61) is hinged on a described upper semisection of cutting arm (5), first end of described inner sleeve (62) is hinged on the described lower semisection of cutting arm (5) of another root, the second end telescopically of described outer tube (61) is socketed on the outside face of described inner sleeve (62) second ends, the cylinder body of described oil cylinder (63) is fixed in outside the described inner sleeve (62), first end of the hinged described outer tube of the lever of described oil cylinder (63) (61), described oil cylinder (63) is provided with a tooth bar (65) near the outside face of described inner sleeve (62) one sides, described outer tube (61) is provided with some positioning teeths (64), the described tooth bar of described positioning teeth (64) sliding engaged (65) near the outside face of described oil cylinder (63) one sides;
Comprise that also the induction installation of cutting arm (5) falling head of a measurement machine tool (3), secondary receive the induction installation signal, are subjected to secondary near switch (7) control and the transmitting control commands control circuit to described machine tool (3) oil cylinder (63) and described handset (4) oil cylinder (41) near switch (7) and, described control circuit connects described induction installation, secondary respectively near switch (7).
2. scissors Secondary lift according to claim 1, it is characterized in that: described lifting mechanism (6) also comprises a cylinder (66), described outer tube (61) is provided with a through hole, and the lever of described cylinder (66) passes described through hole and supports the outside face of being located at described inner sleeve (62).
3. scissors Secondary lift according to claim 2 is characterized in that: the oil cylinder (41) of described handset (4) is an oil cylinder that has safety device.
4. scissors Secondary lift according to claim 3 is characterized in that: the length direction of described tooth bar (65) is parallel to the axial line of described inner sleeve (62), outer tube (61).
5. according to any described scissors Secondary lift in the claim 1 to 4, it is characterized in that: described tooth bar (65) is arranged on the downside of described inner sleeve (62) and described outer tube (61), and described positioning teeth (64) is the face contact with contacting of described tooth bar (65).
6. scissors Secondary lift according to claim 5 is characterized in that: the quantity of described positioning teeth (64) is two.
7. scissors Secondary lift according to claim 5 is characterized in that: described positioning teeth (64) is arranged on the end of second end of described outer tube (61).
8. scissors Secondary lift according to claim 7 is characterized in that: described through hole is arranged on the end of second end of described outer tube (61), and supports or opposes with described positioning teeth (64).
9. according to any described scissors Secondary lift in the claim 6 to 8, it is characterized in that: the safety device of described cylinder (66) and described oil cylinder (41) is electrically connected described control circuit.
10. scissors Secondary lift according to claim 9, it is characterized in that: the size of described handset (4) is less than the size of described machine tool (3), and hinge-point and described machine tool (3) that described handset (4) is cut arm are cut the hinge-point of arm (5) on same vertical line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200757016U CN201512386U (en) | 2009-07-31 | 2009-07-31 | Shear type secondary lifting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200757016U CN201512386U (en) | 2009-07-31 | 2009-07-31 | Shear type secondary lifting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201512386U true CN201512386U (en) | 2010-06-23 |
Family
ID=42483792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200757016U Expired - Fee Related CN201512386U (en) | 2009-07-31 | 2009-07-31 | Shear type secondary lifting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201512386U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849653A (en) * | 2012-09-22 | 2013-01-02 | 济南华北升降平台制造有限公司 | Downward gliding prevention device of scissor type lifting platform |
| CN103693584A (en) * | 2013-12-23 | 2014-04-02 | 常熟通润汽车零部件股份有限公司 | Double shear lifter capable of compensating for height difference |
| CN104261303A (en) * | 2014-09-23 | 2015-01-07 | 马鞍山邦斯科自动化科技有限公司 | Scissor type forklift walking mechanism for secondary lifting |
| CN105129674A (en) * | 2015-09-25 | 2015-12-09 | 张森 | Electronic unlocking device for ultrathin small shear lifting machine |
| CN105155824A (en) * | 2015-08-14 | 2015-12-16 | 王永志 | Scissors plastering machine |
-
2009
- 2009-07-31 CN CN2009200757016U patent/CN201512386U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849653A (en) * | 2012-09-22 | 2013-01-02 | 济南华北升降平台制造有限公司 | Downward gliding prevention device of scissor type lifting platform |
| CN103693584A (en) * | 2013-12-23 | 2014-04-02 | 常熟通润汽车零部件股份有限公司 | Double shear lifter capable of compensating for height difference |
| CN104261303A (en) * | 2014-09-23 | 2015-01-07 | 马鞍山邦斯科自动化科技有限公司 | Scissor type forklift walking mechanism for secondary lifting |
| CN105155824A (en) * | 2015-08-14 | 2015-12-16 | 王永志 | Scissors plastering machine |
| CN105129674A (en) * | 2015-09-25 | 2015-12-09 | 张森 | Electronic unlocking device for ultrathin small shear lifting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Duan Yingchun Document name: Notification to Go Through Formalities of Registration |
|
| 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: 20100623 Termination date: 20130731 |