CN205117976U - It is articulated from lubricating structure and have its pump truck - Google Patents
It is articulated from lubricating structure and have its pump truck Download PDFInfo
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- CN205117976U CN205117976U CN201520828675.5U CN201520828675U CN205117976U CN 205117976 U CN205117976 U CN 205117976U CN 201520828675 U CN201520828675 U CN 201520828675U CN 205117976 U CN205117976 U CN 205117976U
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- bearing pin
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Abstract
The utility model provides an it is articulated from lubricating structure and have its pump truck wherein, articulated includes from lubricating structure: first connecting rod (10), second connecting rod (20) are connected with first connecting rod (10), articulate and still include from lubricating structure: round pin axle (30), first connecting rod (10) and second connecting rod (20) are connected through round pin axle (30), sell to be provided with self -lubricating layer (40) between the axle (30) and second connecting rod (20), and self -lubricating layer (40) are vice with round pin axle (30) formation spin friction. The technical scheme of the utility model the problem of the hinge structure's of the pump truck cantilever crane among the prior art lubrication has been solved effectively.
Description
Technical field
The utility model relates to the technical field of engineering machinery, in particular to a kind of hinged self-lubricating structure and the pump truck with it.
Background technique
During pumping vehicle arm rack work, need the relative rotary motion between more piece jib to reach the work requirements of jib.One group of six-bar linkage motion is usually designed between jib, motion hinge adopts conventional pin shaft connection structure, for reducing rotating parts wearing and tearing, artificer offers oil duct and installs oil nozzle on bearing pin, manually toward lubricating point grease up, lubricating grease just enters into along slinger and oil groove on the contact surface of axle and axle sleeve, and forms one deck oil film, reduces the wearing and tearing of component.
As shown in Figure 1, for current hinging structure form, for jib and connecting rod place hinged, comprise following 7 constituent elements: jib 1, connecting rod 2, lining 3, bearing pin 4, oil nozzle 5, bolt 6 and clamp 7.During pump truck work, connecting rod 2 rotates relative to jib 1, common way is that bearing pin 4 is designed with oil duct, and lining 3 designs oil groove, and arranges oil nozzle 5 at end part of pin shaft, by injecting lubricating grease to oil nozzle 5 manually, grease enters into bearing pin 2 and the contact surface of lining 3 along the oil duct on axle, by the pressurization of oil gun, makes lubricating grease carry out the oil groove of lining 3, thus oil film is formed between bearing pin 4 and lining 3, reach the object reducing friction.
It is low that said structure also exists manual lubrication efficiency, and volume read-out is not easy to control, and the hydraulic fluid port of bearing pin easily ftractures and hydraulic fluid port such as easily to block at the problem.
Model utility content
Main purpose of the present utility model is the pump truck providing a kind of hinged self-lubricating structure and have it, to solve the problem of the lubrication of the hinging structure of pumping vehicle arm rack of the prior art.
To achieve these goals, according to an aspect of the present utility model, provide a kind of hinged self-lubricating structure, comprising: first connecting rod; Second connecting rod, is connected with first connecting rod; Hinged self-lubricating structure also comprises: bearing pin, and first connecting rod is connected by bearing pin with second connecting rod, is provided with self-lubricating layer between bearing pin and second connecting rod, and it is secondary that self-lubricating layer and bearing pin form spin friction.
Further, self-lubricating layer is axle sleeve, and bearing pin is through self-lubricating layer, and self-lubricating layer is fixedly connected with second connecting rod.
Further, self-lubricating layer and second connecting rod bonding.
Further, second connecting rod comprises second connecting rod sleeve and lining, and lining is arranged between self-lubricating layer and second connecting rod sleeve.
Further, lining is multiple, and each lining interval is arranged.
Further, axle sleeve is multiple, and each axle sleeve and lining one_to_one corresponding are arranged.
Further, seal ring is provided with between the end face of second connecting rod and first connecting rod.
Further, first connecting rod comprises spaced two first connecting rod sleeves, and two first connecting rod sleeves are separately positioned on the two ends of second connecting rod sleeve.
Further, hinged self-lubricating structure also comprises fixed structure bearing pin and first connecting rod are fixed together, and fixed structure comprises: tapped hole, is arranged on bearing pin; Fixed plate, is arranged on first connecting rod, fixed plate is provided with the through hole corresponding with tapped hole; Bolt, is located in tapped hole and through hole bearing pin and first connecting rod to be fixed.
Further, self-lubricating layer is carbon fiber teflon material.
According to another aspect of the present utility model, provide a kind of pump truck, comprise hinged self-lubricating structure, hinged self-lubricating structure is above-mentioned hinged self-lubricating structure.
Application the technical solution of the utility model, first connecting rod and second connecting rod pass through pinned connection.When first connecting rod and second connecting rod work, second connecting rod and bearing pin relatively rotate, and owing to being provided with self-lubricating layer between second connecting rod and bearing pin, said structure ensure that when second connecting rod and bearing pin can realize self oiling.The technical solution of the utility model efficiently solve the efficiency of the manual application of lubricant of prior art low, lubricate uneven problem.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment of the hinged self-lubricating structure of prior art;
Fig. 2 shows the structural representation of the embodiment according to hinged self-lubricating structure of the present utility model; And
Fig. 3 shows the A place close-up schematic view of the hinged self-lubricating structure of Fig. 2.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
1, jib; 2, connecting rod; 3, lining; 4, bearing pin; 5, oil nozzle; 6, bolt; 7, clamp; 10, first connecting rod; 11, first connecting rod sleeve; 12, fixed plate; 20, second connecting rod; 21, second connecting rod sleeve; 22, lining; 30, bearing pin; 40, self-lubricating layer; 50, seal ring; 60, bolt.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As shown in Figures 2 and 3, the hinged self-lubricating structure of the present embodiment comprises: first connecting rod 10, second connecting rod 20 and bearing pin 30.Second connecting rod 20, is connected with first connecting rod 10.First connecting rod 10 is connected by bearing pin 30 with second connecting rod 20, is provided with self-lubricating layer 40 between bearing pin 30 and second connecting rod 20, and self-lubricating layer 40 and bearing pin 30 form spin friction pair.
The technological scheme of application the present embodiment, first connecting rod 10 is connected by bearing pin 30 with second connecting rod 20.When first connecting rod 10 and second connecting rod 20 work, second connecting rod 20 and bearing pin 30 relatively rotate, and owing to being provided with self-lubricating layer 40 between second connecting rod 20 and bearing pin 30, said structure ensure that when second connecting rod 20 and bearing pin 30 can realize self oiling.The technological scheme of the present embodiment efficiently solve the efficiency of the manual application of lubricant of prior art low, lubricate uneven problem.
As shown in Figures 2 and 3, in the technological scheme of the present embodiment, self-lubricating layer 40 is axle sleeve, and bearing pin is through self-lubricating layer 40, and self-lubricating layer 40 is fixedly connected with second connecting rod 20.Said structure is easily installed, processing cost is low.
Particularly, self-lubricating layer 40 is carbon fiber teflon material in the present embodiment.Above-mentioned material intensity is high, and self-lubricating property is good.
As shown in Figure 3, in the technological scheme of the present embodiment, self-lubricating layer 40 is bonding with second connecting rod 20.Self-lubricating layer 40 selects the Bond of high strength on market, high tenacity with the Bond of second connecting rod 20.Adopt the mode of glue bond to have and the advantage simple, cost is low is installed.
As shown in Figure 3, in the technological scheme of the present embodiment, second connecting rod 20 comprises second connecting rod sleeve 21 and lining 22, and lining 22 is arranged between self-lubricating layer 40 and second connecting rod sleeve 21.Particularly, bearing pin 30 is located in 21 li, second connecting rod sleeve, and self-lubricating layer 40 is fixed together with the lining 22 of second connecting rod 20.During work, self-lubricating layer 40 moves with second connecting rod 20.Between such bearing pin 30 and self-lubricating layer 40, there is relative movement.Self-lubricating layer 40 self has self-lubricating function, and said structure substantially reduces the frictional force between bearing pin 30 and self-lubricating layer 40.
Particularly, second connecting rod sleeve 21 and lining 22 form entirety by interference fit, axle sleeve forms entirety as the liner of lining 22 and lining 22 by interference fit and gluing connecing, thus second connecting rod 20, lining 22 and self-lubricating layer are formed overall as dynamic secondary, and first connecting rod 10 is as determining pair.
As shown in Figures 2 and 3, in the technological scheme of the present embodiment, lining 22 is multiple, and each lining 22 interval is arranged.Said structure saves the use amount of material, decreases mach difficulty, is conducive to saving cost.Particularly, the axle sleeve of self-lubricating layer 40 is arrange with lining 22 one_to_one corresponding multiple, which saves the use amount of the material of self-lubricating layer, is conducive to saving cost.
As shown in Figure 3, in the technological scheme of the present embodiment, between the end face of second connecting rod 20 and first connecting rod 10, be provided with seal ring 50.Seal ring 50 the particle that ensure that on the one hand in air is set, dust can not enter self-lubricating layer 40, limits the loss of the greasing substance in self-lubricating layer 40 on the other hand.
As shown in Figure 2, in the technological scheme of the present embodiment, first connecting rod 10 comprises spaced two first connecting rod sleeves 11.Two first connecting rod sleeves 11 are separately positioned on the two ends of second connecting rod sleeve 21.Said structure is conducive to the stress balance of first connecting rod 10 and second connecting rod 20, improves the working life of first connecting rod 10, second connecting rod 20 and bearing pin 30.Particularly, the gap between first connecting rod sleeve 11 and second connecting rod sleeve 21 is 0.1-0.5mm, and seal ring 50 is arranged between first connecting rod sleeve 11 and second connecting rod sleeve 21 end face.Certainly, multiple as one skilled in the art will appreciate that the set-up mode of first connecting rod 10 and second connecting rod 20 has, such as first connecting rod 10 is in the side of second connecting rod 20.
As shown in Figure 2, in the technological scheme of the present embodiment, hinged self-lubricating structure also comprises fixed structure bearing pin 30 and first connecting rod 10 are fixed together, and fixed structure comprises: tapped hole is arranged on bearing pin 30.Fixed plate 12 is arranged on first connecting rod 10, and fixed plate 12 is provided with the through hole corresponding with tapped hole.Particularly, fixed plate 12 is welded on one end of first connecting rod 10.Bolt 60 is located in tapped hole and through hole bearing pin 30 and first connecting rod 10 to be fixed.Said structure makes bearing pin 30 and first connecting rod 10 be fixed together, and namely first connecting rod 10 and bearing pin 30 relative movement can not occur.Certainly, as one skilled in the art will appreciate that one end away from tapped hole of bearing pin 30 can also be provided with the structure of blocked part.
Present invention also provides a kind of pump truck, comprise hinged self-lubricating structure according to the embodiment of the pump truck of the application.The bearing pin high lubricating effect of the pump truck of the present embodiment, failure rate is low.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (11)
1. a hinged self-lubricating structure, comprising:
First connecting rod (10);
Second connecting rod (20), is connected with described first connecting rod (10);
It is characterized in that, described hinged self-lubricating structure also comprises:
Bearing pin (30), described first connecting rod (10) is connected by described bearing pin (30) with described second connecting rod (20), be provided with self-lubricating layer (40) between described bearing pin (30) and described second connecting rod (20), it is secondary that described self-lubricating layer (40) and described bearing pin (30) form spin friction.
2. hinged self-lubricating structure according to claim 1, it is characterized in that, described self-lubricating layer (40) is axle sleeve, described bearing pin (30) is through described self-lubricating layer (40), and described self-lubricating layer (40) is fixedly connected with described second connecting rod (20).
3. hinged self-lubricating structure according to claim 2, is characterized in that, described self-lubricating layer (40) is bonding with described second connecting rod (20).
4. hinged self-lubricating structure according to claim 2, it is characterized in that, described second connecting rod (20) comprises second connecting rod sleeve (21) and lining (22), and described lining (22) is arranged between described self-lubricating layer (40) and described second connecting rod sleeve (21).
5. hinged self-lubricating structure according to claim 4, is characterized in that, described lining (22) is for multiple, and each described lining (22) interval is arranged.
6. hinged self-lubricating structure according to claim 5, is characterized in that, described axle sleeve is multiple, and each described axle sleeve and described lining (22) one_to_one corresponding are arranged.
7. hinged self-lubricating structure according to claim 1, is characterized in that, is provided with seal ring (50) between the end face of described second connecting rod (20) and described first connecting rod (10).
8. hinged self-lubricating structure according to claim 4, it is characterized in that, described first connecting rod (10) comprises spaced two first connecting rod sleeves (11), and two described first connecting rod sleeves (11) are separately positioned on the two ends of described second connecting rod sleeve (21).
9. hinged self-lubricating structure according to claim 8, it is characterized in that, described hinged self-lubricating structure also comprises the fixed structure described bearing pin (30) and described first connecting rod (10) are fixed together, and described fixed structure comprises:
Tapped hole, is arranged on described bearing pin (30);
Fixed plate (12), be arranged on described first connecting rod (10), (12) are provided with the through hole corresponding with described tapped hole with described fixed plate;
Bolt (60), is located in described tapped hole and described through hole described bearing pin (30) and described first connecting rod (10) to be fixed.
10. hinged self-lubricating structure according to any one of claim 1 to 9, is characterized in that, described self-lubricating layer (40) is carbon fiber teflon material.
11. 1 kinds of pump trucks, comprise hinged self-lubricating structure, it is characterized in that, the hinged self-lubricating structure of described hinged self-lubricating structure according to any one of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520828675.5U CN205117976U (en) | 2015-10-22 | 2015-10-22 | It is articulated from lubricating structure and have its pump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520828675.5U CN205117976U (en) | 2015-10-22 | 2015-10-22 | It is articulated from lubricating structure and have its pump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205117976U true CN205117976U (en) | 2016-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520828675.5U Active CN205117976U (en) | 2015-10-22 | 2015-10-22 | It is articulated from lubricating structure and have its pump truck |
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| Country | Link |
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| CN (1) | CN205117976U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107755146A (en) * | 2017-11-23 | 2018-03-06 | 徐工集团工程机械有限公司 | Spraying machine and dust suppression vehicle |
| CN109263679A (en) * | 2018-09-17 | 2019-01-25 | 株洲时代新材料科技股份有限公司 | Low floor vehicle elastic hinge joint device and its design method |
-
2015
- 2015-10-22 CN CN201520828675.5U patent/CN205117976U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107755146A (en) * | 2017-11-23 | 2018-03-06 | 徐工集团工程机械有限公司 | Spraying machine and dust suppression vehicle |
| CN109263679A (en) * | 2018-09-17 | 2019-01-25 | 株洲时代新材料科技股份有限公司 | Low floor vehicle elastic hinge joint device and its design method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200927 Address after: No.202 Xuanfu street, Xuanhua District, Zhangjiakou, Hebei Province Patentee after: Hebei Leisa Heavy Construction Machinery Co., Ltd Address before: 102206 Beijing, Shahe, Changping District Town, Sha Yang Road, Beiqi Futian Motor Company Limited law and Intellectual Property Department Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
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| TR01 | Transfer of patent right |