CN218598519U - Anti bending structure of mine car hydro-cylinder piston rod - Google Patents
Anti bending structure of mine car hydro-cylinder piston rod Download PDFInfo
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- CN218598519U CN218598519U CN202223013691.8U CN202223013691U CN218598519U CN 218598519 U CN218598519 U CN 218598519U CN 202223013691 U CN202223013691 U CN 202223013691U CN 218598519 U CN218598519 U CN 218598519U
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Abstract
The utility model provides an anti-bending structure of a mine car oil cylinder piston rod, which relates to the technical field of hydraulic oil cylinder accessories and aims to solve the problems that when a piston rod in a mine car oil cylinder is pressed too much, a shaft body at the outer end of the piston rod is easy to break and deform to influence the normal use of the piston rod; the method comprises the following steps: a housing assembly; the right end of the outer cover assembly is fixedly provided with a group of outer cover top covers, the outer ends of the outer cover top covers are provided with a group of dust caps in a threaded manner, a group of piston rod assemblies are arranged inside the outer cover assembly and comprise piston rods, the right ends of the piston rods are clamped and arranged at the inner ends of the outer cover top covers, the outer ends of the piston rods are fixedly provided with a group of shaft heads, and the left end of the outer cover assembly is provided with a group of outer cylinder barrel assemblies; the utility model discloses a dustproof cap has improved the dustproof effect to the spindle nose of piston rod outer end effectively, and the device adopts piston rod and dustcoat top cap step type composite assembly draw bail, has reduced the easy problem of fracture, deformation of piston rod outer end spindle nose effectively.
Description
Technical Field
The utility model belongs to the technical field of the hydraulic cylinder accessory, more specifically say, in particular to anti bending structure of mine car hydro-cylinder piston rod.
Background
The piston rod of the oil cylinder is a connecting component for supporting the piston to do work, most of the oil cylinder and the air cylinder are used in motion executing components of the oil cylinder and the air cylinder, the motion executing components have frequent motion and high technical requirements, the piston rod in the oil cylinder of the mine car is pressed too much when in use, and the shaft body at the outer end of the piston rod is easy to break and deform to influence the normal use of the mine car.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an anti bending structure of mine car hydro-cylinder piston rod to the pressurized is too big when solving the piston rod use among the current mine car hydro-cylinder, and the axis body of its piston rod outer end is easy to be split, warp and influence its problem of normal use.
The utility model discloses the purpose and the efficiency of anti bending structure of mine car hydro-cylinder piston rod are reached by following concrete technical means:
an anti-bending structure of a mine car oil cylinder piston rod comprises an outer cover assembly; the right-hand member fixed mounting of dustcoat assembly has a set of dustcoat top cap, a set of dust cap is installed to the outer end screw thread of dustcoat top cap, the internally mounted of dustcoat assembly has a set of piston rod assembly, the piston rod assembly is including the piston rod, the right-hand member joint of piston rod is installed in the inner of dustcoat top cap, the outer end of piston rod is fixed and is equipped with a set of spindle nose, and the outer end of dustcoat top cap is arranged in to the spindle nose, a set of interior cylinder is installed to the inner of dustcoat assembly, the inner of interior cylinder is a set of piston rod cylinder, piston rod thread installs the inner in the piston rod cylinder, a set of packing ring and a set of self-locking nut are still installed to the outer end of piston rod, two sets of eyebolts are installed to the outer end screw thread of dustcoat top cap, a set of outer cylinder assembly is installed to the left end of dustcoat assembly.
Furthermore, a set of reinforcing connecting rods is fixedly arranged on the piston rod, a set of second reinforcing connecting step holes are formed in the outer cover top cover, and the reinforcing connecting rods fixedly arranged on the piston rod are inserted and installed in the second reinforcing connecting step holes formed in the outer cover top cover.
Furthermore, a group of first reinforced connecting step holes is formed in the outer cover top cover, and the inner end of the piston rod cylinder barrel is installed on the first reinforced connecting step holes formed in the outer cover top cover in an inserted mode.
Furthermore, a screw rod structure is arranged on the shaft head at the outer end of the piston rod, the gasket is sleeved on the shaft head at the outer end of the piston rod, and the self-locking nut is installed on the shaft head at the outer end of the piston rod in a threaded mode.
Furthermore, a group of threaded interfaces is formed in the inner end of the piston rod cylinder barrel, a group of threaded connecting rods is fixedly arranged on the piston rod, and the threaded connecting rods fixedly arranged on the piston rod are installed on the threaded interfaces in the inner end of the piston rod cylinder barrel in a threaded mode and are welded firmly.
Furthermore, two groups of fixing screw holes are formed in the top cover of the outer cover, two groups of positioning holes are formed in the dustproof cap, a group of limiting columns are arranged on the lifting screws, the lifting screws penetrate through the positioning holes formed in the dustproof cap and are installed on the fixing screw holes in the top cover of the outer cover in a threaded mode, and the inner end faces of the limiting columns are in contact with the outer end face of the dustproof cap.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. due to the arrangement of the dustproof cap, the lifting bolt penetrates through a positioning hole formed in the dustproof cap and is installed on the fixed screw hole of the top cover of the outer cover in a threaded manner, and the inner end face of the limiting column is in contact with the outer end face of the dustproof cap, so that the dustproof effect on the outer end shaft head of the piston rod is effectively improved through the dustproof cap.
2. The device adopts a stepped composite assembly connecting structure of the piston rod and the outer cover top cover, improves the installation connection strength of the piston rod, and effectively reduces the problems of easy fracture and deformation of the shaft head at the outer end of the piston rod.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic partial cross-sectional view of the present invention.
Fig. 3 is a partially enlarged schematic view of a in fig. 2 according to the present invention.
Fig. 4 is a partially enlarged schematic view of B in fig. 2 according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a housing assembly; 101. a housing top cover; 1011. a first reinforcement connection stepped hole; 1012. the second reinforced connecting stepped hole; 1013. fixing screw holes; 2. a piston rod assembly; 201. a piston rod; 2011. a threaded connecting rod; 202. a reinforcing connecting rod; 203. a shaft head; 3. an inner cylinder barrel; 4. a piston rod cylinder; 401. a threaded interface; 5. a dust cap; 6. a gasket; 7. a self-locking nut; 8. an outer cylinder barrel assembly; 9. an eye screw.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
The embodiment is as follows:
as shown in figures 1 to 4:
the utility model provides an anti-bending structure of a mine car oil cylinder piston rod, which comprises an outer cover assembly 1; a set of dustcoat top cap 101 is installed to dustcoat assembly 1's right-hand member fixed mounting, a set of dust cap 5 is installed to dustcoat top cap 101's outer end screw thread, dustcoat assembly 1's internally mounted has a set of piston rod assembly 2, piston rod assembly 2 is including piston rod 201, the right-hand member joint of piston rod 201 is installed in dustcoat top cap 101's inner, the fixed a set of spindle nose 203 that is equipped with in outer end of piston rod 201, and spindle nose 203 arranges dustcoat top cap 101's outer end in, a set of interior cylinder 3 is installed to dustcoat assembly 1's inner, the inner of interior cylinder 3 is a set of piston rod cylinder 4, piston rod 201 threaded mounting is in the inner of piston rod cylinder 4, a set of packing ring 6 and a set of self-locking nut 7 are still installed to piston rod 201's outer end, two sets of lifting ring screws 9 are installed to dustcoat top cap 101's outer end screw thread, a set of outer cylinder assembly 8 is installed to dustcoat assembly 1's left end.
As shown in fig. 3, two sets of fixing screw holes 1013 are formed on the housing top cover 101, two sets of positioning holes are formed on the dust cap 5, a set of limiting posts are arranged on the lifting screw 9, the lifting screw 9 is installed on the fixing screw holes 1013 of the housing top cover 101 by penetrating through the positioning holes formed on the dust cap 5, and the inner end faces of the limiting posts are in contact with the outer end face of the dust cap 5; specifically, the lifting bolt 9 is installed on the fixing screw hole 1013 of the outer cover top cover 101 through the positioning hole thread formed on the dust cap 5, and the inner end face of the limiting column contacts with the outer end face of the dust cap 5, so that the device effectively improves the dust-proof effect on the outer end shaft head 203 of the piston rod 201 through the dust cap 5.
As shown in fig. 2 and 4, a set of first reinforced connecting step holes 1011 is further formed in the outer cover top cover 101, the inner end of the piston rod cylinder 4 is inserted into and installed on the first reinforced connecting step holes 1011 formed in the outer cover top cover 101, a set of reinforced connecting rods 202 is fixedly arranged on the piston rod 201, a set of second reinforced connecting step holes 1012 is formed in the outer cover top cover 101, the reinforced connecting rods 202 fixedly arranged on the piston rod 201 are inserted into and installed on the second reinforced connecting step holes 1012 formed in the outer cover top cover 101, a set of threaded interfaces 401 is formed in the inner end of the piston rod cylinder 4, a set of threaded connecting rods 2011 is fixedly arranged on the piston rod 201, the threaded connecting rods 2011 fixedly arranged on the piston rod 201 are threadedly installed on the threaded interfaces 401 in the inner end of the piston rod cylinder 4 and are firmly welded, a screw rod structure is arranged on the shaft head 203 in the outer end of the piston rod 201, a washer 6 is sleeved and installed on the shaft head 203 in the outer end of the piston rod 201, and a self-locking nut 7 is threadedly installed on the shaft head 203 in the outer end of the piston rod 201; the special effect, the inner of the piston rod cylinder barrel 4 is inserted and installed on a first reinforced connection step hole 1011 formed in the outer cover top cover 101, the reinforced connecting rod 202 fixedly arranged on the piston rod 201 is inserted and installed on a second reinforced connection step hole 1012 formed in the outer cover top cover 101, the threaded connecting rod 2011 fixedly arranged on the piston rod 201 is installed on a threaded connector 401 at the inner end of the piston rod cylinder barrel 4 in a threaded mode and is welded firmly, and the self-locking nut 7 is installed on a shaft head 203 at the outer end of the piston rod 201 in a threaded mode.
The specific use mode and function of the embodiment are as follows:
when the utility model is used, the lifting bolt 9 is installed on the fixed screw hole 1013 of the outer cover top cover 101 through the positioning hole thread provided on the dust cap 5, and the inner end face of the spacing column contacts with the outer end face of the dust cap 5, so that the device effectively improves the dust-proof effect of the outer end shaft head 203 of the piston rod 201 through the dust cap 5; the inner end of the piston rod cylinder barrel 4 is inserted and installed on a first reinforced connection step hole 1011 formed in the outer cover top cover 101, the reinforced connecting rod 202 fixedly arranged on the piston rod 201 is inserted and installed on a second reinforced connection step hole 1012 formed in the outer cover top cover 101, the threaded connecting rod 2011 fixedly arranged on the piston rod 201 is installed on a threaded connector 401 at the inner end of the piston rod cylinder barrel 4 in a threaded mode and is welded firmly, and the self-locking nut 7 is installed on a shaft head 203 at the outer end of the piston rod 201 in a threaded mode.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. The utility model provides an anti bending structure of mine car hydro-cylinder piston rod which characterized in that: comprises a housing assembly (1); the right-hand member fixed mounting of dustcoat assembly (1) has a set of dustcoat top cap (101), a set of dust cap (5) is installed to the outer end screw thread of dustcoat top cap (101), the internally mounted of dustcoat assembly (1) has a set of piston rod assembly (2), piston rod assembly (2) are including piston rod (201), the right-hand member joint of piston rod (201) is installed in the inner of dustcoat top cap (101), the outer end of piston rod (201) is fixed and is equipped with a set of spindle nose (203), and the outer end of dustcoat top cap (101) is arranged in spindle nose (203), a set of inner cylinder (3) is installed to the inner of dustcoat assembly (1), the inner of inner cylinder (3) is a set of piston rod cylinder (4), piston rod (201) screw thread installation is in the inner of piston rod cylinder (4), a set of packing ring (6) and a set of auto-lock nut (7) are still installed to the outer end of piston rod (201), two sets of hoisting screw (9) are installed to the screw thread of dustcoat top cap (101), a set of outer cylinder assembly (8) is installed to the left end of dustcoat assembly (1).
2. The mine car cylinder piston rod bending-resistant structure of claim 1, wherein: two groups of fixing screw holes (1013) are formed in the outer cover top cover (101), two groups of positioning holes are formed in the dustproof cap (5), a group of limiting columns are arranged on the lifting screws (9), the lifting screws (9) penetrate through the positioning holes formed in the dustproof cap (5) and are installed on the fixing screw holes (1013) of the outer cover top cover (101), and the inner end faces of the limiting columns are in contact with the outer end face of the dustproof cap (5).
3. The mine car cylinder piston rod bending-resistant structure of claim 1, wherein: a group of first reinforced connecting step holes (1011) are further formed in the outer cover top cover (101), and the inner end of the piston rod cylinder barrel (4) is installed on the first reinforced connecting step holes (1011) formed in the outer cover top cover (101) in an inserting mode.
4. The mine car cylinder piston rod bending-resistant structure of claim 1, wherein: a group of reinforcing connecting rods (202) are fixedly arranged on the piston rod (201), a group of second reinforcing connecting step holes (1012) are formed in the outer cover top cover (101), and the reinforcing connecting rods (202) fixedly arranged on the piston rod (201) are inserted and installed in the second reinforcing connecting step holes (1012) formed in the outer cover top cover (101).
5. The mine car cylinder piston rod bending-resistant structure of claim 1, wherein: a set of hickey (401) has been seted up to the inner of piston rod cylinder (4), fixedly on piston rod (201) be equipped with a set of threaded connection pole (2011), and fixedly on piston rod (201) threaded connection pole (2011) the screw thread that is equipped with is installed on the hickey (401) of piston rod cylinder (4) the inner.
6. The mine car cylinder piston rod bending-resistant structure of claim 1, wherein: the screw structure is arranged on the shaft head (203) at the outer end of the piston rod (201), the gasket (6) is sleeved on the shaft head (203) at the outer end of the piston rod (201), and the self-locking nut (7) is arranged on the shaft head (203) at the outer end of the piston rod (201) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223013691.8U CN218598519U (en) | 2022-11-14 | 2022-11-14 | Anti bending structure of mine car hydro-cylinder piston rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223013691.8U CN218598519U (en) | 2022-11-14 | 2022-11-14 | Anti bending structure of mine car hydro-cylinder piston rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218598519U true CN218598519U (en) | 2023-03-10 |
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ID=85406061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223013691.8U Active CN218598519U (en) | 2022-11-14 | 2022-11-14 | Anti bending structure of mine car hydro-cylinder piston rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218598519U (en) |
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2022
- 2022-11-14 CN CN202223013691.8U patent/CN218598519U/en active Active
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