CN210764108U

CN210764108U - Screw jack casing that tensile strength is high

Info

Publication number: CN210764108U
Application number: CN201921875390.1U
Authority: CN
Inventors: 褚建峰
Original assignee: Jiangsu Niujin Petrochemical Machinery Co ltd
Current assignee: Jiangsu Niujin Petrochemical Machinery Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-06-16
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses a screw jack shell with high tensile strength, the structure of which comprises a shell body, the bottom of the shell body is provided with a base, the inside of the base is provided with an embedded groove, the embedded groove is connected with a fixed seat plate through a slide block, the fixed seat plate is provided with an embedded groove, the inside of the embedded groove is provided with a slide rail and an extension plate, and the slide rail is positioned at two ends of the embedded groove; the extension plate is embedded in the built-in groove and movably connected with the inside of the built-in groove, a pull ring, a sliding plate and a support plate are arranged on the extension plate, the pull ring is connected with the outer surface of the extension plate through a rivet, the sliding plate is connected with the two ends of the extension plate through welding, and the support plate is connected with the bottom of the extension plate through a rivet. The utility model discloses speed when having accelerated the dismouting of fixed bedplate, intensity of labour when having reduced the dismouting of fixed bedplate has improved the convenience when fixed bedplate dismouting.

Description

Screw jack casing that tensile strength is high

Technical Field

The utility model relates to a jack technical field specifically is a screw jack casing that tensile strength is high.

Background

The screw jack is suitable for railway, vehicle maintenance, mine and building engineering support and general heavy object descending, and is widely suitable for large-tonnage hoisting operation with strong fluidity due to convenient carrying, simple maintenance and safe and reliable use.

According to patent 201120233673.3, a high strength screw jack casing, can install the casing of jack including inside, the casing constitute by left shell and the right shell that the punching press formed, be in the same place through welded connection between left shell and the right shell, the top of left shell and right shell has welded respectively with the bottom has last circle and lower circle, wherein the surface of going up circle, lower circle all is the smooth surface. The shell is formed by independently punching a left shell and a right shell in a centering and separating mode, the handle on the side face and the boss on the transverse hole are respectively punched, and the outer surfaces of the upper ring and the lower ring are directly welded and fixed with the shells through a protective welding machine through smooth surfaces. The inner surface of the lower ring can be provided with threads for assembling the jack group in the shell.

Currently, existing high tensile strength screw jack shells have some disadvantages, for example; 1. the speed when the fixed bedplate on the high screw jack casing of current tensile strength dismouting is more slow, intensity of labour when having increased the dismouting of fixed bedplate, the convenience when having reduced the dismouting of fixed bedplate, 2, the high screw jack casing bottom of current tensile strength is less with the area of contact on ground, and the jack phenomenon of empting appears easily when using, has reduced the stability of jack in the use. For this reason, new technical solutions need to be designed to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screw jack casing that tensile strength is high has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a screw jack shell with high tensile strength comprises a shell, wherein a base is arranged at the bottom of the shell, an embedding groove is formed in the base and is connected with a fixing seat plate through a sliding block, an embedded groove is formed in the fixing seat plate, a sliding rail and an extension plate are arranged in the embedded groove, and the sliding rail is located at two ends of the embedded groove;

the extension plate is embedded in the built-in groove and movably connected with the inside of the built-in groove, a pull ring, a sliding plate and a support plate are arranged on the extension plate, the pull ring is connected with the outer surface of the extension plate through a rivet, the sliding plate is connected with the two ends of the extension plate through welding, and the support plate is connected with the bottom of the extension plate through a rivet.

As a preferred embodiment of the present invention, the base is connected to the bottom of the housing by a rivet, and the fitting groove is T-shaped.

In a preferred embodiment of the present invention, the slider is connected to the upper end of the fixed seat plate by welding and fitted into the fitting groove, and the size of the fitting groove matches the size of the slider.

As a preferred embodiment of the present invention, the built-in grooves are provided with four and respectively located on four sides of the fixed seat plate, and the slide rails communicate with the inside of the built-in grooves.

As a preferred embodiment of the present invention, the sliding plate is embedded inside the sliding rail, the extension plate is embedded inside the built-in groove, and the bottom of the supporting plate and the bottom of the fixed seat plate are on the same horizontal plane.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an increase of gomphosis groove and slider, when fixed bedplate needs to be dismantled, operating personnel can be directly with the slider on the fixed bedplate take out from the inside in gomphosis groove can, the effectual speed when having accelerated the dismouting of fixed bedplate, intensity of labour when having reduced the dismouting of fixed bedplate has improved the convenience when fixed bedplate dismouting.

2. The utility model discloses a combination of built-in groove, slide rail, extension board, pull ring, slide and backup pad, when the jack is in the use, operating personnel can hold the pull ring, will extend the 2/3 position of board and pull out the inside in built-in groove again, the effectual area of contact that has increased jack bottom and ground, avoided the jack phenomenon that appears empting when using, improved the stability of jack in the use.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a front view of a screw jack housing of the present invention with high tensile strength;

FIG. 2 is a schematic view of a fixed base plate structure of a screw jack housing with high tensile strength of the present invention;

FIG. 3 is a front view of the internal groove of the screw jack housing with high tensile strength;

fig. 4 is a side view of an extension plate of a jack screw housing of the present invention with high tensile strength.

In the figure: the sliding plate comprises a shell 1, a base 2, an embedding groove 3, a sliding block 4, a fixed seat plate 5, an internal groove 6, a sliding rail 7, an extension plate 8, a pull ring 9, a sliding plate 10 and a supporting plate 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like 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, and 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 therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. To the ordinary technical personnel in this field, can understand the specific meaning in the utility model of above-mentioned term with the concrete condition, the utility model provides an electrical apparatus's model is the reference only, can be through changing different models electrical apparatus that the function is the same according to the actual use condition.

Referring to fig. 1-4, the present invention provides a technical solution: a screw jack shell with high tensile strength comprises a shell 1, wherein a base 2 is arranged at the bottom of the shell 1, an embedding groove 3 is formed in the base 2, the embedding groove 3 is connected with a fixed seat plate 5 through a sliding block 4, an embedded groove 6 is formed in the fixed seat plate 5, a sliding rail 7 and an extension plate 8 are arranged in the embedded groove 6, and the sliding rail 7 is located at two ends of the embedded groove 6;

the extension plate 8 is embedded in the inner groove 6 and movably connected with the inner groove 6, the extension plate 8 is provided with a pull ring 9, a sliding plate 10 and a support plate 11, the pull ring 9 is connected with the outer surface of the extension plate 8 through a rivet, the sliding plate 10 is connected with the two ends of the extension plate 8 through welding, the support plate 11 is connected with the bottom of the extension plate 8 through a rivet, in the embodiment (as shown in fig. 1, 2, 3 and 4), through the addition of the embedding groove 3 and the sliding block 4, when the fixed seat plate 5 needs to be disassembled, an operator can directly pull out the sliding block 4 on the fixed seat plate 5 from the inside of the embedding groove 3, so that the speed of disassembling and assembling the fixed seat plate 5 is effectively increased, the labor intensity of disassembling and assembling the fixed seat plate 5 is reduced, and the convenience of disassembling and assembling the fixed seat plate 5 is improved, through the combination of built-in groove 6, slide rail 7, extension board 8, pull ring 9, slide 10 and backup pad 11, when the jack is using, operating personnel can hold pull ring 9, will extend the 2/3 position of board 8 again and pull out the inside of built-in groove 6, the effectual area of contact that has increased jack bottom and ground, avoided the jack phenomenon of empting to appear when using, improved the stability of jack in the use.

In this embodiment (see fig. 1), the base 2 is connected to the bottom of the housing 1 by a rivet, and the fitting groove 3 is T-shaped, which is effective to improve the stability of the slider 4 inside the fitting groove 3.

In this embodiment (see fig. 2), the sliding block 4 is connected to the upper end of the fixed seat plate 5 by welding and is embedded inside the embedding groove 3, and the size of the embedding groove 3 is identical to that of the sliding block 4, which is effective in enhancing the firmness between the sliding block 4 and the fixed seat plate 5.

In this embodiment (see fig. 3), four built-in slots 6 are provided and are respectively located on four sides of the fixed seat plate 5, and the slide rails 7 are communicated with the inside of the built-in slots 6, so that convenience of the extension plate 8 during extension and retraction can be effectively improved.

In this embodiment (please refer to fig. 2 and fig. 3), the sliding plate 10 is embedded inside the sliding rail 7, the extension plate 8 is embedded inside the built-in slot 6, and the bottom of the supporting plate 11 and the bottom of the fixed seat plate 5 are on the same horizontal plane, which is effective in improving the uniformity of the extension plate 8 when being stressed.

It should be noted that the screw jack shell with high tensile strength of the utility model comprises a shell 1, a base 2, an embedding groove 3, a slide block 4, a fixed seat plate 5, a built-in groove 6, a slide rail 7, an extension plate 8, a pull ring 9, a slide plate 10, a support plate 11 and other parts which are all universal standard parts or parts known by technicians in the field, the structure and principle of the screw jack shell are known by technicians through technical manuals or conventional experimental methods, when the screw jack shell with high tensile strength is used, through the addition of the embedding groove 3 and the slide block 4, when the fixed seat plate 5 needs to be disassembled, an operator can directly draw out the slide block 4 on the fixed seat plate 5 from the inside of the embedding groove 3, the speed of the fixed seat plate 5 during disassembly and assembly is effectively accelerated, the labor intensity of the fixed seat plate 5 during disassembly and assembly is reduced, the convenience of the fixed seat plate 5 during disassembly and assembly is improved, through the combination of built-in groove 6, slide rail 7, extension board 8, pull ring 9, slide 10 and backup pad 11, when the jack is using, operating personnel can hold pull ring 9, will extend the 2/3 position of board 8 again and pull out the inside of built-in groove 6, the effectual area of contact that has increased jack bottom and ground, avoided the jack phenomenon of empting to appear when using, improved the stability of jack in the use.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A screw jack casing that tensile strength is high, includes casing (1), its characterized in that: the bottom of the shell (1) is provided with a base (2), an embedding groove (3) is formed in the base (2), the embedding groove (3) is connected with a fixed seat plate (5) through a sliding block (4), an embedded groove (6) is formed in the fixed seat plate (5), a sliding rail (7) and an extending plate (8) are arranged in the embedded groove (6), and the sliding rail (7) is located at two ends of the embedded groove (6);

the extension plate (8) is embedded in the built-in groove (6) and movably connected with the inside of the built-in groove (6), a pull ring (9), a sliding plate (10) and a support plate (11) are arranged on the extension plate (8), the pull ring (9) is connected with the outer surface of the extension plate (8) through a rivet, the sliding plate (10) is connected with the two ends of the extension plate (8) through welding, and the support plate (11) is connected with the bottom of the extension plate (8) through a rivet.

2. A high tensile strength jackscrew shell as claimed in claim 1, wherein: the base (2) is connected with the bottom of the shell (1) through a rivet, and the tabling groove (3) is T-shaped.

3. A high tensile strength jackscrew shell as claimed in claim 1, wherein: the sliding block (4) is connected with the upper end of the fixed seat plate (5) through welding and is embedded in the embedding groove (3), and the size of the embedding groove (3) is matched with that of the sliding block (4).

4. A high tensile strength jackscrew shell as claimed in claim 1, wherein: the number of the built-in grooves (6) is four, the built-in grooves are respectively positioned on four surfaces of the fixed seat plate (5), and the slide rails (7) are communicated with the interior of the built-in grooves (6).

5. A high tensile strength jackscrew shell as claimed in claim 1, wherein: the sliding plate (10) is embedded in the sliding rail (7), and the bottom of the supporting plate (11) and the bottom of the fixed seat plate (5) are on the same horizontal plane.