CN205478263U - Assist improvement of pump connecting plate - Google Patents
Assist improvement of pump connecting plate Download PDFInfo
- Publication number
- CN205478263U CN205478263U CN201620121450.0U CN201620121450U CN205478263U CN 205478263 U CN205478263 U CN 205478263U CN 201620121450 U CN201620121450 U CN 201620121450U CN 205478263 U CN205478263 U CN 205478263U
- Authority
- CN
- China
- Prior art keywords
- bearing
- connecting plate
- rotating shaft
- improvement
- oil groove
- Prior art date
- 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
Links
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- Pivots And Pivotal Connections (AREA)
- Jib Cranes (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The utility model discloses an assist improvement of pump connecting plate, including the cantilever crane, the lower fixed surface of cantilever crane is connected with two blocks of curb plates, the curb plate side middle part of cantilever crane is run through there is the axle sleeve, the axle sleeve is embedded to have the bearing, the pivot is equipped with in the bearing, pivot middle part fixed surface is connected with the connecting rod. This assistance pump connecting plate is connected through the rotation of pivot in the bearing, realize the application of force of hydraulic pump to the cantilever crane, through set up the position that the position sleeve restricted the connecting rod between connecting rod and bearing, the bearing has been fixed simultaneously, reduce the displacement of each part of coupling part, reinforce the effect of bearing, the service life of each component is prolonged, main oil groove is established at the round pin epaxially, the inflexible destruction of countershaft has been reduced as far as, the setting of oil groove on pivot and the position sleeve, all the storage lubricating oil for as much as possible, reduce the hard friction between the part, it is nimble to make the member rotate, this assist improvement of pump connecting plate, it is simple effective, easy implementation.
Description
Technical field
This utility model relates to field of mechanical technique, the improvement of a kind of auxiliary pump connecting plate.
Background technology
Large-scale crane pump truck uses in a large number at present, because its force is the most excessive, pump housing rod member is just particularly important with the connecting plate of jib, existing connection plate body can not well be tackled, the bearing of coupling part or connecting rod are generally not capable of effectively positioning, occur loosening, cause assembling distortion and bearing failure, the lubrication of bearing is the most extremely important simultaneously, the strength factor of rotating shaft is reduced if rotating shaft is opened oil groove, reduce the service life of rotating shaft, same the most undesirable of lubricant effect, lubricating oil easily condenses at axial plane, have impact on injection next time of lubricating oil, for this, it is proposed that the improvement of a kind of auxiliary pump connecting plate.
Utility model content
The purpose of this utility model is to provide the improvement of a kind of auxiliary pump connecting plate, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, this utility model following technical scheme of offer: the improvement of a kind of auxiliary pump connecting plate, including jib, the lower surface of described jib is fixedly connected with two blocks of side plates, run through in the middle part of the side plate side of described jib and have axle sleeve, described axle sleeve is embedded with bearing, described bearing is built with rotating shaft, described rotating shaft middle part surface is fixedly connected with connecting rod, equipped with the positioning sleeve of hollow between described connecting rod and bearing, described rotating shaft runs through the positioning sleeve of hollow, the pivot pin of described rotating shaft is provided with main oil groove, described main oil groove is the structure that left end opening right-hand member is closed, the two ends, left and right of described main oil groove are radially distributed with an oil groove, the two ends propping up oil groove connect oil pocket, described oil pocket is the groove being located on rotating shaft curved surface, the left and right both ends of the surface of described rotating shaft have been bolted bearing cap, the porch of the main oil groove of described bearing cap is provided with plug cock.
Preferably, described bearing is bimetallic bearing.
Preferably, the internal diameter of described positioning sleeve 1.0mm bigger than the internal diameter of described rotating shaft.
Preferably, described positioning sleeve is formed from steel, and described positioning sleeve can also be made of plastics.
Preferably, the inner surface of described positioning sleeve is provided with groove.
Preferably, there is the space of 1mm between described bearing cap and bearing inner sleeve.
Compared with prior art, the beneficial effects of the utility model are: the improvement of this auxiliary pump connecting plate, by rotating shaft being rotationally connected in bearing, realize the hydraulic pump force to jib, the position of limiting rod is come by arranging positioning sleeve between connecting rod and bearing, secure bearing simultaneously, reduce the displacement of each parts in coupling part, the effect of intensified bearing, improve the service life of each parts, main oil groove is located on bearing pin, reduce the destruction of countershaft rigidity as far as possible, rotating shaft and the setting of positioning sleeve finishing bathtray, it is provided to storage lubricating oil as much as possible, reduce the hard friction between part, rod member is made to rotate flexibly, the improvement of this auxiliary pump connecting plate, simple effective, easily implement.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is this utility model axis of no-feathering generalized section.
In figure: 1 jib, 2 side plates, 3 bearings, 4 rotating shafts, 5 connecting rods, 6 bearing caps, 7 plug cocks, 8 bearing inner sleeves, 9 bearing outsides, 10 oil pockets, 11 oil grooves, 12 main oil grooves, 13 positioning sleeves.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
nullRefer to Fig. 1-2，A kind of technical scheme of this utility model offer: the improvement of a kind of auxiliary pump connecting plate，Including jib 1，The lower surface of jib 1 is fixedly connected with two blocks of side plates 2，Run through in the middle part of side plate 2 side of jib 1 and have axle sleeve，Axle sleeve is embedded with bearing 3，Bearing 3 is bimetallic bearing，Bearing 3 is built with rotating shaft 4，Rotating shaft 4 middle part surface is fixedly connected with connecting rod 5，By rotating shaft 4 and the connecting rod 5 rotatable engagement in bearing 3，Realize the hydraulic pump force operation to jib 1，Equipped with the positioning sleeve 13 of hollow between connecting rod 5 and bearing 3，Rotating shaft 4 runs through the positioning sleeve 13 of hollow，The internal diameter 1.0mm bigger than the internal diameter of rotating shaft 4 of positioning sleeve 13，Positioning sleeve 13 is formed from steel，Positioning sleeve 13 can also be made of plastics，The inner surface of positioning sleeve 13 is provided with groove，The effect of positioning sleeve 13 limits the position of connecting rod 5，Secure bearing 3 simultaneously，Decrease coupling part each component activity scope，Enhance the effect of bearing 3，Improve parts service life，The pivot pin of rotating shaft 4 is provided with main oil groove 12，Main oil groove 12 is the structure that left end opening right-hand member is closed，The two ends, left and right of main oil groove 12 are radially distributed with an oil groove 11，The two ends propping up oil groove 11 connect oil pocket 10，Oil pocket 10 is the groove being located on rotating shaft 4 curved surface，The left and right both ends of the surface of rotating shaft 4 have been bolted bearing cap 6，The porch of the main oil groove 12 of bearing cap 6 is provided with plug cock 7，The space of 1mm is had between bearing cap 6 and bearing inner sleeve 8，Main oil groove 12 is located on bearing pin，Reduce the destruction of countershaft 4 rigidity as far as possible，Lubricating oil injects from the entrance of main oil groove 12，The binding face of rotating shaft 4 and bearing inner sleeve 8 is entered through an oil groove 13，I.e. enter in oil pocket 10，Realize lubrication，It is provided with the gap of 1mm between bearing cap 6 and bearing 3 simultaneously，Oil pocket 10 is made to be in communication with the outside，When making lubricating oil squeeze into lighter，Avoid the skewness that lubricating oil causes because of closed environment，Impact lubrication，The impurity that rotating shaft simultaneously 4 produces because of abrasion also can be got rid of at gap with oils and fats，Reduce the hard friction between part，Extend the service life of rod member.
Embodiment the most of the present utility model, for the ordinary skill in the art, being appreciated that in the case of without departing from principle of the present utility model and spirit and these embodiments can carry out multiple change, revise, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
- null1. the improvement of an auxiliary pump connecting plate，Including jib (1)，It is characterized in that: the lower surface of described jib (1) is fixedly connected with two pieces of side plates (2)，Run through in the middle part of side plate (2) side of described jib (1) and have axle sleeve，Described axle sleeve is embedded with bearing (3)，Described bearing (3) is built with rotating shaft (4)，Described rotating shaft (4) middle part surface is fixedly connected with connecting rod (5)，Equipped with the positioning sleeve (13) of hollow between described connecting rod (5) and bearing (3)，Described rotating shaft (4) runs through the positioning sleeve (13) of hollow，The pivot pin of described rotating shaft (4) is provided with main oil groove (12)，Described main oil groove (12) is the structure that left end opening right-hand member is closed，The two ends, left and right of described main oil groove (12) are radially distributed with an oil groove (11)，The two ends propping up oil groove (11) connect oil pocket (10)，Described oil pocket (10) is for be located at the groove on rotating shaft (4) curved surface，The left and right both ends of the surface of described rotating shaft (4) have been bolted bearing cap (6)，The porch of the main oil groove (12) of described bearing cap (6) is provided with plug cock (7).
- The improvement of a kind of auxiliary pump connecting plate the most according to claim 1, it is characterised in that: described bearing (3) is bimetallic bearing.
- The improvement of a kind of auxiliary pump connecting plate the most according to claim 1, it is characterised in that: the internal diameter of described positioning sleeve (13) is than the big 1.0mm of internal diameter of rotating shaft (4).
- The improvement of a kind of auxiliary pump connecting plate the most according to claim 1, it is characterised in that: described positioning sleeve (13) is formed from steel, and described positioning sleeve (13) can also be made of plastics.
- The improvement of a kind of auxiliary pump connecting plate the most according to claim 1, it is characterised in that: the inner surface of described positioning sleeve (13) is provided with groove.
- The improvement of a kind of auxiliary pump connecting plate the most according to claim 1, it is characterised in that: there is the space of 1mm between described bearing cap (6) and bearing inner sleeve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620121450.0U CN205478263U (en) | 2016-02-16 | 2016-02-16 | Assist improvement of pump connecting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620121450.0U CN205478263U (en) | 2016-02-16 | 2016-02-16 | Assist improvement of pump connecting plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205478263U true CN205478263U (en) | 2016-08-17 |
Family
ID=56674473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620121450.0U Expired - Fee Related CN205478263U (en) | 2016-02-16 | 2016-02-16 | Assist improvement of pump connecting plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205478263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194344A (en) * | 2017-12-26 | 2018-06-22 | 重庆欧文机械制造有限公司 | For connecting the connecting seat of motor and the pump housing |
-
2016
- 2016-02-16 CN CN201620121450.0U patent/CN205478263U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194344A (en) * | 2017-12-26 | 2018-06-22 | 重庆欧文机械制造有限公司 | For connecting the connecting seat of motor and the pump housing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20170216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |