CN219101757U - Hydro-cylinder with locking prevention of seepage oil cylinder cap - Google Patents

Hydro-cylinder with locking prevention of seepage oil cylinder cap Download PDF

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Publication number
CN219101757U
CN219101757U CN202223418010.6U CN202223418010U CN219101757U CN 219101757 U CN219101757 U CN 219101757U CN 202223418010 U CN202223418010 U CN 202223418010U CN 219101757 U CN219101757 U CN 219101757U
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China
Prior art keywords
oil cylinder
cylinder body
cylinder cover
seepage
piston
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CN202223418010.6U
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Chinese (zh)
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王建江
王德军
严汝华
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Jianhu Shuanghu Machinery Co ltd
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Jianhu Shuanghu Machinery Co ltd
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Abstract

The utility model discloses an oil cylinder with an anti-loosening and anti-seepage oil cylinder cover, which comprises an oil cylinder body, wherein the interior of the oil cylinder body is connected with a piston mechanism in a sliding manner, and the oil cylinder cover is arranged at the upper end of the oil cylinder body in a detachable manner; the oil cylinder cover is clamped and installed with the upper end of the oil cylinder body, and an anti-leakage mechanism is arranged at the upper end of the oil cylinder body inside the oil cylinder cover. According to the utility model, the oil cylinder cover is clamped and mounted to the upper end of the oil cylinder body, the fixing screw penetrates through the side edge of the oil cylinder cover and the oil cylinder body to be fixed, the threaded rod and the fixed semi-ring are further fixed, the chuck is screwed on the threaded rod to rotate, so that the chuck extrudes the first reset spring, the fixed semi-ring is extruded through elastic deformation of the first reset spring, the fixed semi-ring extrudes the rubber ring, the rubber ring is tightly attached to the piston rod, and leakage of oil of the oil cylinder is prevented.

Description

Hydro-cylinder with locking prevention of seepage oil cylinder cap
Technical Field
The utility model relates to the technical field of oil cylinders, in particular to an oil cylinder with an anti-loose and anti-seepage oil cylinder cover.
Background
The hydraulic cylinder is a hydraulic executive component which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion), and has simple structure and reliable operation. When it is used to implement reciprocating motion, it can eliminate speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in hydraulic system of various machines, such as excavator, bulldozer or car, and can be used as one of main equipment of most large-scale equipment.
Through searching, the oil cylinder in the prior art is found to be a typical oil cylinder like a publication number CN207315776U, belongs to the technical field of oil jack devices, and is designed for solving the problem that the machining precision of the existing oil cylinder cannot be guaranteed. The cylinder comprises an upper opening part and a cylinder body part, wherein the upper opening part and the cylinder body part are of columnar structures, an inner hole is formed in the bottom of the upper opening part, an overhanging shaft is arranged at the top of the cylinder body part, and the cylinder body part is welded and connected with the upper opening part after the overhanging shaft is inserted into the inner hole. The oil cylinder is welded together after being processed in two parts, so that the processing precision is easy to ensure, the coaxiality is easy to ensure, and the manufacturing cost is low.
In summary, when the conventional oil cylinder is used, certain vibration can occur due to external conditions when the conventional oil cylinder is used, so that a cylinder cover can be loosened to a certain extent, oil in the oil cylinder is oozed out, and damage to the oil cylinder is caused.
Disclosure of Invention
The utility model aims to provide an oil cylinder with an anti-loose and anti-seepage oil cylinder cover, so as to solve the problems that when the oil cylinder is used, the oil cylinder cover is loosened to a certain extent due to certain vibration caused by external conditions, so that oil in the oil cylinder is exuded, and the oil cylinder is damaged.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an oil cylinder with an anti-loosening and anti-seepage oil cylinder cover comprises an oil cylinder body, wherein the interior of the oil cylinder body is connected with a piston mechanism in a sliding manner, and the oil cylinder cover is detachably arranged at the upper end of the oil cylinder body;
the oil cylinder cover is mounted in a clamping manner with the upper end of the oil cylinder body, the piston mechanism penetrates through the oil cylinder cover and is arranged in the oil cylinder body, the anti-seepage mechanism is arranged at the upper end of the oil cylinder body and is fixedly mounted at the upper end of the oil cylinder cover.
Preferably, both sides of the oil cylinder cover are fixedly installed with the side edges of the oil cylinder body through fastening screws.
Through the technical scheme: the oil cylinder cover is fixed with the upper end of the oil cylinder body in a clamping manner, and then the oil cylinder cover and the oil cylinder body are fixed through fastening screws on two sides.
Preferably, the antiseep mechanism is including seting up the spacing groove at the cylinder cap inner wall, and the joint has the threaded rod in the spacing groove, and threaded connection has the chuck on the threaded rod, and the other end and the fixed semi-ring of threaded rod carry out threaded connection, and are provided with first reset spring on the threaded rod.
Through the technical scheme: the half ring of the fixer is fastened by screwing the threaded rod.
Preferably, an anti-leakage sealing ring is fixedly arranged on the inner side of the fixed semi-ring, and the anti-leakage sealing ring is tightly attached to the piston mechanism.
Through the technical scheme: the piston mechanism is sealed through the setting of antiseep sealing washer to prevent oil seepage.
Preferably, the lower extreme fixed mounting of hydro-cylinder body has the installation base, and the inside bottom intermediate position department fixed mounting of hydro-cylinder body has first spring damper, and the upper end fixed mounting of first spring damper has the buffer board.
Through the technical scheme: the first spring damper is extruded through the buffer plate, so that the piston is buffered in the cylinder body.
Preferably, the piston mechanism comprises a piston which is connected to the inside of the oil cylinder body in a sliding way, the upper end of the piston penetrates through the oil cylinder body and the oil cylinder cover through a piston rod, the upper end of the piston rod is detachably provided with a mounting block, and the mounting block is provided with a mounting hole.
Through the technical scheme: the piston is driven by the piston rod to reciprocate in the cylinder body.
Compared with the prior art, the utility model has the beneficial effects that: the oil cylinder with the anti-loose and anti-seepage oil cylinder cover,
the utility model aims to solve the problems that when the traditional oil cylinder is used, as the traditional oil cylinder can generate certain vibration due to external conditions, the oil cylinder cover can generate certain looseness, so that oil in the oil cylinder is oozed out, and the oil cylinder is damaged.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;
FIG. 2 is a schematic view of the structure of the anti-leakage mechanism of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of the present utility model at A;
fig. 4 is a schematic diagram of the piston mechanism of the present utility model.
In the figure: 1. an oil cylinder body; 101. a mounting base; 102. a first spring damper; 103. a buffer plate; 2. a piston mechanism; 201. a piston; 202. a plug rod; 203. a mounting block; 3. a cylinder head; 301. an anti-leakage mechanism; 302. a dust ring; 303. a limit groove; 304. a threaded rod; 305. a chuck; 306. a stationary half ring; 307. a first return spring; 308. and an anti-leakage sealing ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: an oil cylinder with locking prevention of seepage oil cylinder cap, according to the drawing of fig. 1 and 2, including oil cylinder body 1, the lower extreme fixed mounting of oil cylinder body 1 has installation base 101, and the inside bottom intermediate position department fixed mounting of oil cylinder body 1 has first spring damper 102, and the upper end fixed mounting of first spring damper 102 has buffer plate 103, during the use, place in oil cylinder body 1 inside through piston mechanism 2 and slide, and then extrude buffer plate 103 through piston mechanism 2, buffer plate 103 extrudees first spring damper 102 to carry out inside buffering, and then be convenient for the installation of oil cylinder body 1 through the setting of installation base 101.
According to the internal sliding connection piston mechanism 2 of the cylinder body 1 shown in fig. 1 and 2, the piston mechanism 2 comprises a piston 201 which is slidingly connected to the inside of the cylinder body 1, the upper end of the piston 201 penetrates through the cylinder body 1 and the cylinder cover 3 through a piston rod 202, a mounting block 203 is detachably mounted at the upper end of the piston rod 202, a mounting hole is formed in the mounting block 203, the piston 201 is driven to reciprocate in the cylinder body 1 through the piston rod 202, and the mounting block 203 detachably mounted at the upper end of the piston rod 202 is convenient to be in butt joint with other equipment.
According to the embodiments shown in fig. 1 and 2, the cylinder cover 3 is detachably mounted at the upper end of the cylinder body 1, the cylinder cover 3 is mounted with the upper end of the cylinder body 1 in a clamping manner, the piston mechanism 2 penetrates through the cylinder cover 3 and is arranged in the cylinder body 1, an anti-leakage mechanism 301 is arranged at the upper end of the cylinder body 1 in the cylinder cover 3, a dust ring 302 is fixedly mounted at the upper end of the cylinder cover 3, and two sides of the cylinder cover 3 are fixedly mounted with the side edge of the cylinder body 1 through fastening screws;
further, antiseep mechanism 301 is including seting up the spacing groove 303 at the cylinder cap 3 inner wall, and the block has threaded rod 304 in the spacing groove 303, and threaded connection has chuck 305 on the threaded rod 304, and threaded connection is carried out with the fixed semi-ring 306 to the other end of threaded rod 304, and be provided with first reset spring 307 on the threaded rod 304, the inboard fixed mounting of fixed semi-ring 306 has antiseep sealing washer 308, and antiseep sealing washer 308 hugs closely piston mechanism 2, during the use, through fix threaded rod 304 and fixed semi-ring 306 after, place threaded rod 304 on through screwing chuck 305 into and rotate, thereby make chuck 305 extrude first reset spring 307, and extrude fixed semi-ring 306 through the elastic deformation of first reset spring 307, and then make fixed semi-ring 306 extrude antiseep sealing washer 308, make antiseep sealing washer 308 closely laminate with piston rod 202 on, thereby make the condition that prevents that oil of hydro-cylinder body 1 from appearing leaking take place.
What is not described in detail in this specification is prior art known to those skilled in the art.
The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides an hydro-cylinder with locking prevention of seepage oil cylinder cap, includes hydro-cylinder body (1), its characterized in that: the inside of the oil cylinder body (1) is connected with a piston mechanism (2) in a sliding way, and an oil cylinder cover (3) is detachably arranged at the upper end of the oil cylinder body (1);
the oil cylinder cover (3) is clamped and installed with the upper end of the oil cylinder body (1), the piston mechanism (2) penetrates through the oil cylinder cover (3) and is arranged in the oil cylinder body (1), the anti-seepage mechanism (301) is arranged at the upper end of the oil cylinder body (1) and is fixedly arranged at the upper end of the oil cylinder cover (3).
2. The cylinder with anti-loose and anti-seepage cylinder cover according to claim 1, wherein: the two sides of the oil cylinder cover (3) are fixedly arranged with the side edge of the oil cylinder body (1) through fastening screws.
3. The cylinder with anti-loose and anti-seepage cylinder cover according to claim 1, wherein: antiseep mechanism (301) is including seting up spacing groove (303) at cylinder cap (3) inner wall, and the block has threaded rod (304) in spacing groove (303), and threaded connection has chuck (305) on threaded rod (304), and threaded connection is carried out with stationary half ring (306) to the other end of threaded rod (304), and is provided with first reset spring (307) on threaded rod (304).
4. A cylinder as defined in claim 3, further comprising a locking and anti-seepage cylinder head, wherein: an anti-leakage sealing ring (308) is fixedly arranged on the inner side of the fixed semi-ring (306), and the anti-leakage sealing ring (308) is tightly attached to the piston mechanism (2).
5. The cylinder with anti-loose and anti-seepage cylinder cover according to claim 1, wherein: the oil cylinder is characterized in that the lower end of the oil cylinder body (1) is fixedly provided with a mounting base (101), a first spring damper (102) is fixedly arranged at the middle position of the inner bottom end of the oil cylinder body (1), and the upper end of the first spring damper (102) is fixedly provided with a buffer plate (103).
6. The cylinder with anti-loose and anti-seepage cylinder cover according to claim 1, wherein: the piston mechanism (2) comprises a piston (201) which is connected to the inside of the oil cylinder body (1) in a sliding mode, the upper end of the piston (201) penetrates through the oil cylinder body (1) and the oil cylinder cover (3) through a piston rod (202), an installation block (203) is detachably installed at the upper end of the piston rod (202), and an installation hole is formed in the installation block (203).
CN202223418010.6U 2022-12-20 2022-12-20 Hydro-cylinder with locking prevention of seepage oil cylinder cap Active CN219101757U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223418010.6U CN219101757U (en) 2022-12-20 2022-12-20 Hydro-cylinder with locking prevention of seepage oil cylinder cap

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223418010.6U CN219101757U (en) 2022-12-20 2022-12-20 Hydro-cylinder with locking prevention of seepage oil cylinder cap

Publications (1)

Publication Number Publication Date
CN219101757U true CN219101757U (en) 2023-05-30

Family

ID=86457493

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223418010.6U Active CN219101757U (en) 2022-12-20 2022-12-20 Hydro-cylinder with locking prevention of seepage oil cylinder cap

Country Status (1)

Country Link
CN (1) CN219101757U (en)

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