CN110953217A - Concrete piston and oil cylinder connecting structure - Google Patents
Concrete piston and oil cylinder connecting structure Download PDFInfo
- Publication number
- CN110953217A CN110953217A CN201911250472.1A CN201911250472A CN110953217A CN 110953217 A CN110953217 A CN 110953217A CN 201911250472 A CN201911250472 A CN 201911250472A CN 110953217 A CN110953217 A CN 110953217A
- Authority
- CN
- China
- Prior art keywords
- fixing plate
- concrete piston
- oil cylinder
- fixed plate
- cylinder body
- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/05—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by internal-combustion engines
Abstract
The invention discloses a concrete piston and oil cylinder connecting structure, which belongs to the technical field of engineering machinery and comprises a concrete piston body and an oil cylinder body, wherein the connecting end of the concrete piston body and the oil cylinder body is flexibly connected through a fixing plate, the fixing plate consists of a first fixing plate and a second fixing plate, the first fixing plate and the second fixing plate are the same in structure, and a plurality of threaded holes are formed in the first fixing plate and the second fixing plate respectively. The service life of the concrete piston body and the oil cylinder body is prolonged.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a concrete piston and oil cylinder connecting structure.
Background
Aiming at the current pump truck/other engineering machinery powered by an engine, the connection mode between an oil cylinder and a concrete piston in the engine of the existing cement pump truck is generally rigid connection, in the rigid connection, displacement adjustment cannot be carried out between opposite connecting pieces, but the working strength of the engine is higher and the vibration is larger in the working process of the cement pump truck, and if the oil cylinder is rigidly connected with the concrete piston, the abrasion between the oil cylinder and the concrete piston can be increased, and the service lives of the oil cylinder and the concrete piston are shortened.
Disclosure of Invention
The invention aims to provide a concrete piston and oil cylinder connecting structure, which aims to solve the problems that the connecting mode between an oil cylinder and a concrete piston in the engine of the existing cement pump truck is rigid connection, displacement adjustment cannot be carried out between opposite connecting pieces in the rigid connection, but the working strength of the engine is higher and the vibration is larger in the working process of the cement pump truck, and if the oil cylinder and the concrete piston are rigidly connected, the abrasion between the oil cylinder and the concrete piston is increased, and the service lives of the oil cylinder and the concrete piston are shortened.
The invention provides a concrete piston and oil cylinder connecting structure which comprises a concrete piston body and an oil cylinder body, wherein the connecting end of the concrete piston body and the oil cylinder body is flexibly connected through a fixing plate, the fixing plate consists of a first fixing plate and a second fixing plate, the first fixing plate and the second fixing plate are identical in structure, a plurality of threaded holes are formed in the first fixing plate and the second fixing plate, clamping grooves matched with the first fixing plate and the second fixing plate are formed in the connecting end of the concrete piston body, the first fixing plate, the second fixing plate and the clamping grooves are arranged in the concrete piston body, gaps are formed between the first fixing plate and the clamping grooves in the concrete piston body, and a plurality of screws corresponding to the threaded holes in the first fixing plate and the threaded holes in the second fixing plate are formed in the connecting end of the oil cylinder body And the first fixing plate and the second fixing plate are fixedly connected with the thread groove on the oil cylinder body through bolts.
Compared with the prior art, the invention has the beneficial effects that:
the invention changes the rigid connection mode between the concrete piston body and the oil cylinder body of the engine in the traditional cement pump truck into flexible connection, in the flexible connection, the opposite connecting pieces not only have the relation of restraining or transmitting power, but also have a certain degree of relative displacement, so that the relative displacement can be finely adjusted when the concrete piston body and the oil cylinder body are connected, the abrasion caused by shaking and shaking in the working process of the engine is reduced, the service life of the concrete piston body and the oil cylinder body is prolonged, the flexible connection between the concrete piston body and the oil cylinder body is realized through the arrangement of the fixing plate, when the connection and the fixation are needed, the first fixing plate and the second fixing plate are firstly arranged in the additional clamping grooves on the piston body, and then a plurality of bolts are screwed into a plurality of thread grooves on the oil cylinder body through a plurality of thread holes of the first fixing plate and the second fixing plate, accomplish to connect fixedly, first fixed plate and second fixed plate and concrete piston body are formed with certain clearance after fixed finishing between the two, and this clearance is used for carrying out the fine setting of certain degree.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic cross-sectional view of a conventional connection of a concrete piston to a cylinder;
FIG. 2 is a schematic sectional view of the connection between the concrete piston and the cylinder according to the present invention;
fig. 3 is a schematic perspective view of a fixing plate according to the present invention.
Reference numerals:
concrete piston body 1, hydro-cylinder body 2, fixed plate 3, first fixed plate 4, second fixed plate 5, screw hole 6, draw-in groove 7, thread groove 8, clearance 9.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, an embodiment of the present invention provides a concrete piston and cylinder connecting structure, including a concrete piston body 1 and a cylinder body 2, where a connecting end of the concrete piston body 1 and the cylinder body 2 is flexibly connected through a fixing plate 3, the fixing plate 3 is composed of a first fixing plate 4 and a second fixing plate 5, the first fixing plate 4 and the second fixing plate 5 have the same structure, the first fixing plate 4 and the second fixing plate 5 are both provided with a plurality of threaded holes 6, a connecting end of the concrete piston body 1 is provided with a clamping groove 7 matched with the first fixing plate 4 and the second fixing plate 5, the first fixing plate 4 and the second fixing plate 5 are clamped and arranged in the clamping groove 7 on the concrete piston body 1, a gap 9 is formed between the first fixing plate 4 and the second fixing plate 5 and the clamping groove 7 on the concrete piston body 1, the connecting end of the oil cylinder body 2 is provided with a plurality of thread grooves 8 corresponding to the thread holes 6 on the first fixing plate 4 and the second fixing plate 5, the first fixing plate 4 and the second fixing plate 5 are connected and fixed with the thread grooves 8 on the oil cylinder body 2 through bolts, the rigid connection mode between the concrete piston body 1 and the oil cylinder body 2 of the engine in the traditional cement pump truck is changed into flexible connection, in the flexible connection, the opposite connecting piece has the relation of restraining or transmitting power and can have relative displacement to a certain degree, so that the concrete piston body 1 and the oil cylinder body 2 can be finely adjusted when being connected, the abrasion caused by shaking and shaking in the work of the engine is reduced, the service lives of the concrete piston body 1 and the oil cylinder body 2 are prolonged, and the fixing plate 3 is used for flexibly connecting the concrete piston body 1 and the oil cylinder body 2, when needs connect fixedly at first with first fixed plate 4 and 5 card of second fixed plate and set up in the volume draw-in groove 7 on the piston body, pass through a plurality of thread groove 8 on first fixed plate 4 and 5 a plurality of screw hole spiro union to hydro-cylinder body 2 of second fixed plate with a plurality of bolt again, it is fixed to accomplish the connection, first fixed plate 4 and second fixed plate 5 are formed with certain clearance 9 with concrete piston body 1 after finishing fixing between the two, this clearance 9 is used for carrying out the fine setting of certain degree.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (1)
1. The utility model provides a concrete piston and hydro-cylinder connection structure which characterized in that: including concrete piston body (1) and hydro-cylinder body (2), concrete piston body (1) with through fixed plate (3) flexible connection between the link of hydro-cylinder body (2), fixed plate (3) comprise first fixed plate (4) and second fixed plate (5), first fixed plate (4) with second fixed plate (5) structure is the same, first fixed plate (4) with a plurality of screw hole (6) have all been seted up on second fixed plate (5), seted up on the link of concrete piston body (1) with first fixed plate (4) with second fixed plate (5) matched with draw-in groove (7), first fixed plate (4) with second fixed plate (5) card is in with setting up in draw-in groove (7) on concrete piston body (1), first fixed plate (4) with second fixed plate (5) all with A gap (9) is formed between the clamping grooves (7), a plurality of thread grooves (8) corresponding to the threaded holes (6) in the first fixing plate (4) and the second fixing plate (5) are formed in the connecting end of the oil cylinder body (2), and the first fixing plate (4) and the second fixing plate (5) are fixedly connected with the thread grooves (8) in the oil cylinder body (2) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911250472.1A CN110953217A (en) | 2019-12-09 | 2019-12-09 | Concrete piston and oil cylinder connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911250472.1A CN110953217A (en) | 2019-12-09 | 2019-12-09 | Concrete piston and oil cylinder connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110953217A true CN110953217A (en) | 2020-04-03 |
Family
ID=69980431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911250472.1A Pending CN110953217A (en) | 2019-12-09 | 2019-12-09 | Concrete piston and oil cylinder connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110953217A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2256474Y (en) * | 1995-08-07 | 1997-06-18 | 陈兴良 | Floating type connector |
| CN201627712U (en) * | 2010-03-23 | 2010-11-10 | 山东鸿达建工集团有限公司 | Concrete piston universal connection device |
| CN202937441U (en) * | 2012-12-14 | 2013-05-15 | 山东恒远利废技术发展有限公司 | Connecting structure of pasty fluid pump material cylinder piston rod and hydraulic cylinder piston rod |
| CN207777335U (en) * | 2017-12-22 | 2018-08-28 | 广州市日森机械股份有限公司 | A kind of piston rod attachment connection structure |
| CN208564945U (en) * | 2018-06-29 | 2019-03-01 | 镇江长城注浆设备有限公司 | Grouting pump floating junction device |
-
2019
- 2019-12-09 CN CN201911250472.1A patent/CN110953217A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2256474Y (en) * | 1995-08-07 | 1997-06-18 | 陈兴良 | Floating type connector |
| CN201627712U (en) * | 2010-03-23 | 2010-11-10 | 山东鸿达建工集团有限公司 | Concrete piston universal connection device |
| CN202937441U (en) * | 2012-12-14 | 2013-05-15 | 山东恒远利废技术发展有限公司 | Connecting structure of pasty fluid pump material cylinder piston rod and hydraulic cylinder piston rod |
| CN207777335U (en) * | 2017-12-22 | 2018-08-28 | 广州市日森机械股份有限公司 | A kind of piston rod attachment connection structure |
| CN208564945U (en) * | 2018-06-29 | 2019-03-01 | 镇江长城注浆设备有限公司 | Grouting pump floating junction device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200403 |