CN210001482U - lorry-mounted crane U-shaped boom inner oil cylinder auxiliary working device - Google Patents
lorry-mounted crane U-shaped boom inner oil cylinder auxiliary working device Download PDFInfo
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- CN210001482U CN210001482U CN201920728089.1U CN201920728089U CN210001482U CN 210001482 U CN210001482 U CN 210001482U CN 201920728089 U CN201920728089 U CN 201920728089U CN 210001482 U CN210001482 U CN 210001482U
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Abstract
The utility model relates to a crane engineering technical field discloses kind of lorry crane U-shaped davit inner oil cylinder auxiliary working device, including flexible arm and flexible hydro-cylinder, flexible arm includes two sleeves, and two sleeves cup joint the setting each other, be equipped with two slip tow pulleys in the flexible arm, and two slip tow pulleys all offset the setting with flexible hydro-cylinder, the activity cover of two slip tow pulleys is equipped with T type pivot, and the equal movable sleeve in both ends of T type pivot is equipped with the collateral branch fagging, the inner wall fixed welding of flexible arm has the connecting plate, the connecting plate passes through fixing bolt and wherein two collateral branch fagging fixed connection settings, the end of two T type pivot horizontal parts is equipped with stop gear, still be equipped with supporting mechanism in the flexible arm, the utility model discloses be convenient for realize, can fine guarantee the even running of flexible arm simultaneously, the life of extension telescoping cylinder.
Description
Technical Field
The utility model relates to a crane engineering technical field especially relates to kinds of lorry crane U-shaped davit inner oil cylinder auxiliary operating device.
Background
At present, in the lorry-mounted crane industry, the telescopic oil cylinder is widely applied to through two pin shafts and a structure of a trolley fixing oil cylinder, but with the continuous change of the technology, the requirements of each structure and process are different, the use requirement of structural strength needs to be met, and meanwhile, the stability also needs to be improved by reliable and stable operation, cost consideration and the like.
Aiming at the defects of the prior art, arrangement structural modes with easy realization of structures, simple process route, low cost and reliable work are provided, the stable operation of the telescopic oil cylinder is assisted, and the reliability of the whole machine is realized.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art along with the constantly changing of technique, every kind of structure and technological requirement diverse, not only need satisfy structural strength's operation requirement simultaneously also need operate reliable steady, consider the problem that cost etc. improve stability, and kinds of lorry crane U-shaped davit interior hydro-cylinder auxiliary operating means who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
kind of lorry-mounted crane U-shaped davit inner oil cylinder auxiliary working device, including flexible arm and flexible hydro-cylinder, flexible arm includes two sleeves, and two sleeves cup joint the setting each other, be equipped with two slip tow boats in the flexible arm, and two slip tow boats all offset the setting with flexible hydro-cylinder, two the activity cover of slip tow boat is equipped with T type pivot, and the equal movable sleeve in both ends of T type pivot is equipped with the collateral branch fagging, the inner wall fixed welding of flexible arm has the connecting plate, the connecting plate passes through fixing bolt and wherein two collateral branch fagging fixed connection settings, two the end of T type pivot horizontal part is equipped with stop gear, still be equipped with supporting mechanism in the flexible arm.
Preferably, the supporting mechanism includes U type pole and fixed block, two in addition fixedly connected with fixed plate between the collateral branch backup pad, spacing hole has been seted up to the lateral wall of fixed plate, the horizontal part of U type pole is located spacing downthehole setting, and two vertical portions of U type pole all set up with the inner wall fixed connection of flexible arm, the fixed plate passes through telescopic link and connecting plate fixed connection setting, the bottom of fixed block sets up with the inner wall fixed connection of flexible arm, and the fixed block is located the right side setting of fixed plate, the left side wall of fixed block seted up with fixed plate assorted inclined plane.
Preferably, stop gear includes the gag lever post, ends of T type pivot horizontal part seted up with gag lever post assorted spacing groove, the through-hole has been seted up to the lateral wall of gag lever post, be equipped with the inserted bar in the through-hole, and the both ends of inserted bar all pass the through-hole and outwards extend the setting, the pole wall of inserted bar has still movably cup jointed the spring, and the both ends of spring set up with the lateral wall of through-hole and the lateral wall fixed connection of inserted bar respectively, the lateral wall of collateral branch fagging seted up with inserted bar assorted slot.
Preferably, end fixed connection that the inserted bar is kept away from the slot has the handle, and the surface of handle has seted up anti-skidding line.
Preferably, the side walls of the limiting groove and the slot are fixedly provided with damping layers, and the two damping layers are respectively abutted to the limiting rod and the inserted rod.
Preferably, the bottom of the fixed plate is provided with an arc-shaped groove, a roller is movably connected in the arc-shaped groove, and the roller is in contact with the inner wall of the telescopic arm.
Preferably, the top edge of fixed block fixedly connected with dog, and the dog is kept away from inclined plane side setting.
Preferably, the telescopic length of the telescopic rod is matched with the telescopic oil cylinder.
Preferably, the plurality of side supporting plates are made of carbon steel material.
Compared with the prior art, the utility model provides an oil cylinder auxiliary operation device in kinds of lorry crane U-shaped davit possesses following beneficial effect:
1. this hydro-cylinder auxiliary operation device in lorry crane U-shaped davit, through the flexible arm and the flexible hydro-cylinder that are equipped with, when flexible hydro-cylinder starts, can make flexible arm stretch out and draw back, make the sleeve of flexible arm remove, the connecting plate that rethread was equipped with, the sleeve removes and to make wherein two collateral branch faggings remove, the collateral branch fagging removes and drives wherein slip tow boat and removes, and then support flexible hydro-cylinder, realize the steady operation of auxiliary cylinder, reduce the fault rate of relevant part, people's of being convenient for use.
2. This hydro-cylinder auxiliary operation device in lorry-mounted crane U-shaped davit, through being equipped with the telescopic link, when wherein two collateral branch faggings remove, can make the telescopic link stretch out and draw back, thereby make wherein slip tow trucks normal work, when the telescopic link is flexible to the top, wherein slip tow trucks remove and can drive the fixed plate and remove, the inclined plane of seting up on fixed block that the rethread was equipped with and the fixed block, can make the fixed plate remove along the inclined plane, make the fixed plate remove to the top setting of fixed block, thereby can make slip tow trucks in addition, can support the less pole wall of diameter of telescopic cylinder, improve the supporting effect to telescopic cylinder, be convenient for people's use.
3. This lorry crane U-shaped davit inner oil cylinder auxiliary working device, through spacing groove and the gag lever post that is equipped with, insert the gag lever post to the spacing inslot, and make the inserted bar block set up to the slot in, thereby can prescribe a limit to the position of T type pivot, guarantee the stability of T type pivot in the use, the spring that the rethread was equipped with, the elasticity of spring can drive the inserted bar and remove, thereby guarantee the more stable of block between inserted bar and the slot, the people's of being convenient for use, be convenient for simultaneously install and dismantle the slip tow boat, the change of the internals of being convenient for
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses be convenient for realize, can fine guarantee the even running of flexible arm simultaneously, prolong the life of telescoping cylinder.
Drawings
FIG. 1 is a schematic structural view of an auxiliary working device of an oil cylinder in a U-shaped suspension arm of kinds of lorry-mounted cranes, which is provided by the utility model;
FIG. 2 is an enlarged view of the structure of part A in FIG. 1;
FIG. 3 is a partial sectional view of the structure taken along line B-B in FIG. 1;
fig. 4 is an enlarged view of the structure of the portion C in fig. 3.
In the figure: the device comprises a telescopic arm 1, a telescopic oil cylinder 2, a sliding tug 3, a 4T-shaped rotating shaft, a side supporting plate 5, a connecting plate 6, a fixing bolt 7, a U-shaped rod 8, a fixing block 9, a fixing plate 10, a telescopic rod 11, a limiting rod 12, an inserted rod 13, a spring 14, a handle 15, a damping layer 16, a roller 17 and a stop block 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments, not all embodiments, of the present invention .
Referring to fig. 1-4, kinds of lorry-mounted crane U-shaped davit inner cylinder auxiliary working device, including telescopic boom 1 and telescopic cylinder 2, telescopic boom 1 includes two sleeves, and two sleeves cup joint the setting each other, telescopic cylinder 2 cup joints each other between two sleeve jars equally, realize flexible function, for prior art, be equipped with two slip tow wheels 3 in telescopic boom 1, two slip tow wheels 3 are located two sleeves of telescopic boom 1 and set up, can work each other, and two slip tow wheels 3 all set up with flexible hydro-cylinder 2 counterbalance, the movable sleeve of two slip tow wheels 3 is equipped with T type pivot 4, and the equal movable sleeve in both ends of T type pivot 4 is equipped with the collateral branch fagging 635, telescopic boom 1's inner wall fixed weld has connecting plate 6, connecting plate 6 sets up through fixing bolt 7 and two collateral branch fagging 5 fixed connection among them, through telescopic boom 1 and telescopic cylinder 2 that is equipped with, when telescopic cylinder 2 starts, can make telescopic boom 1 stretch out and draw back, make telescopic boom 1's sleeve remove, connecting plate 6 that the collateral branch fagging 5 removes wherein the steady removal of the collateral branch fagging 5, it drives the operation of telescopic boom 2, it reduces the trouble supporting mechanism and still to carry out the trouble and carry out the operation of telescopic boom 52 to carry out the supporting mechanism, 3652, telescopic boom, it is equipped with the supporting mechanism to carry out the trouble supporting.
Supporting mechanism includes U type pole 8 and fixed block 9, fixedly connected with fixed plate 10 between two collateral branch fagging 5 in addition, spacing hole has been seted up to the lateral wall of fixed plate 10, U type pole 8's horizontal part is located the spacing downthehole setting, and two vertical portions of U type pole 8 all set up with the inner wall fixed connection of flexible arm 1, fixed plate 10 passes through telescopic link 11 and the setting of connecting plate 6 fixed connection, the bottom of fixed block 9 and the inner wall fixed connection of flexible arm 1 set up, and fixed block 9 is located the right side setting of fixed plate 10, the left side wall of fixed block 9 seted up with fixed plate 10 assorted inclined plane, through being equipped with telescopic link 11, when wherein two collateral branch fagging 5 remove, can make telescopic link 11 stretch out and draw back, thereby make wherein slip tow boat 3 normal work, when telescopic link 11 stretches out and draws back to the top, wherein slip tow boat 3 remove and can drive fixed plate 10 and remove, the inclined plane of seting up on fixed block 9 and the fixed block 9 that the rethread was equipped with, can make fixed plate 10 remove along the inclined plane, make fixed plate 10 remove to the top setting of fixed plate 10 remove to , the diameter of support hydro-cylinder 2.
Stop gear includes gag lever post 12, end of 4 horizontal parts of T type pivot seted up with gag lever post 12 assorted spacing groove, the through-hole has been seted up to the lateral wall of gag lever post 12, be equipped with inserted bar 13 in the through-hole, and the both ends of inserted bar 13 all pass the through-hole and outwards extend the setting, spring 14 has still been cup jointed in the activity to the pole wall of inserted bar 13, and spring 14's both ends set up with the lateral wall of through-hole and the lateral wall fixed connection of inserted bar 13 respectively, the lateral support board 5's lateral wall seted up with inserted bar 13 assorted slot, through inserting gag lever post 12 to the spacing inslot, and make inserted bar 13 block to set up in the slot, thereby can prescribe a limit to the position of T type pivot 4, guarantee T type pivot 4 stability in the use, the spring 14 that the rethread is equipped with, spring 14's elasticity can drive inserted bar 13 and remove, thereby guarantee the more stable of block between inserted bar 13 and the slot, the people's of being convenient for use, be convenient for install and dismantle slip.
end fixed connection that the inserted bar 13 kept away from the slot has the handle 15, and the surface of handle 15 has seted up anti-skidding line, through the handle 15 that is equipped with, can be convenient for pull inserted bar 13 and remove.
The lateral wall of spacing groove and slot is all fixed and is equipped with damping layer 16, and two damping layer 16 respectively gag lever post 12 and inserted bar 13 offset the setting, and damping layer 16 is current structure, can improve the frictional force between gag lever post 12 and inserted bar 13 and spacing groove and the slot, improves the stability of gag lever post 12 and inserted bar 13 block in-process.
The arc wall has been seted up to the bottom of fixed plate 10, swing joint has roller 17 in the arc wall, and roller 17 contacts the setting with the inner wall of flexible arm 1, can reduce the frictional force between fixed plate 10 and the inclined plane, and the fixed plate 19 of being convenient for moves along the inclined plane.
Fixedly connected with dog 18 at the top edge of fixed block 9, and dog 18 keeps away from inclined plane side setting, can prescribe a limit to the position of fixed plate 10, prevents that fixed plate 10 from removing to the right side of fixed block 9.
The telescopic length of telescopic link 11 and telescopic cylinder 2 mutually support the setting, guarantee that telescopic cylinder 2's telescopic length is greater than telescopic link 11's length to can guarantee that fixed plate 10 can remove to the top setting of fixed block 9 when telescopic cylinder 2 is flexible.
The plurality of side supporting plates 5 are all made of carbon steel materials, and the carbon steel has good supporting strength, so that the service life of the side supporting plates 5 is prolonged when the side supporting plates are supported.
The utility model discloses in, during the use, through flexible arm 1 and the flexible hydro-cylinder 2 that is equipped with, when flexible hydro-cylinder 2 starts, can make flexible arm 1 stretch out and draw back, make the sleeve of flexible arm 1 remove, connecting plate 6 that rethread was equipped with, the sleeve removes and to make wherein two collateral branch faggings 5 remove, collateral branch fagging 5 removes and drives wherein slip tow boat 3 and removes, and then support flexible hydro-cylinder 2, realize the steady operation of auxiliary cylinder, reduce the fault rate of relevant part, be convenient for people's use, the rethread is equipped with telescopic link 11, when wherein two collateral branch fagging 5 remove, can make telescopic link 11 stretch out and draw back, thereby make wherein slip tow boat 3 normal work, when telescopic link 11 stretches out and draws back to the top, wherein slip tow boat 3 remove and can drive fixed plate 10 and remove, the inclined plane of seting up on fixed block 9 and the fixed block 9 that the rethread was equipped with, can make fixed plate 10 remove along the inclined plane, make fixed plate 10 remove to 9's top setting, thereby can make slip tow boat 3 in addition, can carry out and draw back the less support the effect that the pole of the diameter of.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
- The utility model provides an oil cylinder auxiliary operation device in lorry-mounted crane U-shaped davit, including flexible arm (1) and flexible hydro-cylinder (2), flexible arm (1) includes two sleeves, and two sleeves cup joint the setting each other, its characterized in that, be equipped with two slip tow boat (3) in flexible arm (1), and two slip tow boat (3) all with flexible hydro-cylinder (2) counterbalance setting, two the activity cover of slip tow boat (3) is equipped with T type pivot (4), and the equal movable sleeve in both ends of T type pivot (4) is equipped with collateral branch fagging (5), the inner wall fixed weld of flexible arm (1) has connecting plate (6), connecting plate (6) set up two through fixing bolt (7) and wherein two collateral branch fagging (5) fixed connection the end of T type pivot (4) horizontal part is equipped with stop gear, still be equipped with supporting mechanism in flexible arm (1).
- 2. The kinds of lorry-mounted crane U-shaped davit inner oil cylinder auxiliary operating device of claim 1, characterized in that, the supporting mechanism includes U-shaped pole (8) and fixed block (9), fixedly connected with fixed plate (10) between the other two collateral branch faggings (5), spacing hole has been seted up to the lateral wall of fixed plate (10), the horizontal part of U-shaped pole (8) is located spacing downthehole and sets up, and two vertical portions of U-shaped pole (8) all set up with the inner wall fixed connection of telescopic arm (1), fixed plate (10) pass through telescopic link (11) and connecting plate (6) fixed connection setting, the bottom of fixed block (9) sets up with the inner wall fixed connection of telescopic arm (1), and fixed block (9) are located the right side setting of fixed plate (10), the left side wall of fixed block (9) sets up the inclined plane with fixed plate (10) assorted.
- 3. The auxiliary operating device for the internal oil cylinder of the U-shaped boom of the lorry-mounted crane, according to claim 1, wherein the limiting mechanism includes a limiting rod (12), a limiting groove matched with the limiting rod (12) is formed at the end of the horizontal portion of the T-shaped rotating shaft (4), a through hole is formed in the side wall of the limiting rod (12), an insertion rod (13) is arranged in the through hole, both ends of the insertion rod (13) penetrate through the through hole and extend outwards, a spring (14) is movably sleeved on the rod wall of the insertion rod (13), both ends of the spring (14) are respectively fixedly connected with the side wall of the through hole and the side wall of the insertion rod (13), and a slot matched with the insertion rod (13) is formed in the side wall of the side supporting plate (5).
- 4. The auxiliary operating device for the internal oil cylinder of the U-shaped boom of the lorry-mounted crane is characterized in that a handle (15) is fixedly connected to the end of the inserted rod (13) far away from the slot, and anti-skid grains are arranged on the surface of the handle (15).
- 5. type lorry-mounted crane U-shaped boom inner oil cylinder auxiliary working device according to claim 3, characterized in that, the side walls of the limiting groove and the slot are both fixed with damping layers (16), and the two damping layers (16) are respectively arranged against the limiting rod (12) and the inserted rod (13).
- 6. The auxiliary operating device for the internal oil cylinder of the U-shaped boom of the lorry-mounted crane is characterized in that the bottom of the fixed plate (10) is provided with an arc-shaped groove, a roller (17) is movably connected in the arc-shaped groove, and the roller (17) is arranged in contact with the inner wall of the telescopic boom (1).
- 7. type lorry crane U-shaped boom inner cylinder auxiliary working device according to claim 2, characterized in that a stop block (18) is fixedly connected to the top edge of the fixed block (9), and the stop block (18) is arranged far away from the inclined plane side.
- 8. type lorry-mounted crane U-shaped boom inner oil cylinder auxiliary working device according to claim 2, characterized in that the telescopic length of the telescopic rod (11) and the telescopic oil cylinder (2) are mutually matched.
- 9. lorry crane U-shaped boom inner cylinder auxiliary working device according to claim 1, characterized in that, a plurality of said side supporting plates (5) are made of carbon steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920728089.1U CN210001482U (en) | 2019-05-21 | 2019-05-21 | lorry-mounted crane U-shaped boom inner oil cylinder auxiliary working device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920728089.1U CN210001482U (en) | 2019-05-21 | 2019-05-21 | lorry-mounted crane U-shaped boom inner oil cylinder auxiliary working device |
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| CN210001482U true CN210001482U (en) | 2020-01-31 |
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| CN201920728089.1U Active CN210001482U (en) | 2019-05-21 | 2019-05-21 | lorry-mounted crane U-shaped boom inner oil cylinder auxiliary working device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118561187A (en) * | 2024-07-31 | 2024-08-30 | 山东万世机械科技有限公司 | Telescopic boom of hoisting equipment |
-
2019
- 2019-05-21 CN CN201920728089.1U patent/CN210001482U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118561187A (en) * | 2024-07-31 | 2024-08-30 | 山东万世机械科技有限公司 | Telescopic boom of hoisting equipment |
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