CN203295106U - Screw jack casing - Google Patents
Screw jack casing Download PDFInfo
- Publication number
- CN203295106U CN203295106U CN2013203618488U CN201320361848U CN203295106U CN 203295106 U CN203295106 U CN 203295106U CN 2013203618488 U CN2013203618488 U CN 2013203618488U CN 201320361848 U CN201320361848 U CN 201320361848U CN 203295106 U CN203295106 U CN 203295106U
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- enclosure body
- casing body
- casing
- fixed
- welding
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Abstract
The utility model relates to a screw jack casing and belongs to the technical field of jack accessories. The screw jack casing comprises a casing body, an upper ring fixed at the top of the casing body, a lower ring fixed at the bottom of the casing body and a handle fixed on an outer wall of the casing body. A first joint closing face and a second joint closing face are formed in the height direction of the casing body and welded to be a whole. Due to the fact that the casing body is merely provided with the first joint closing face and the second joint closing face, compared with the prior art, a casing body welding workload can be reduced, and not only can welding time and a welding material be saved, but also manufacturing efficiency can be improved so as to meet the industrialization amplification production requirements; due to the fact that the welding spot point locations are remarkably reduced, labor intensity of welders is reduced; and due to the fact that the casing body forms a whole relative to the prior art, the screw jack casing is favorable for reduction of the number of parts.
Description
Technical field
The utility model belongs to jack accessory technical field, is specifically related to a kind of jack screw casing.
Background technology
Lifting screw claims again mechanical jack, is to pass through the screw pair transmission by manpower, and screw rod or ut socket are lifted part (also claiming the jacking part) as top, and it has the strong point of compact conformation.Principle of work is: utilize the swing of rocking bar and make pinion rotation, then, through a pair of conical gear (also claiming bevel gear) interoperation, drive the screw rod rotation, promote jacking sleeve, thereby make weight increase or descend.
Jack screw casing is the vitals of lifting screw, no matter be to the technological requirement in manufacturing process, or all very harsh to the requirement of the macrostructure after manufacturing.Technical information about lifting screw can be seen in disclosed Chinese patent literature, " ram-type screw jack housing " typically recommended as Granted publication CN201473260U, this patent scheme consists of left and right shell, upper and lower circle and handle, left and right shell coordinates in aspectant mode each other and by welding, forms as a whole, upper lap welding is connected on the top of left and right shell, lower lap welding is connected on the bottom of left and right shell, and handle is welded on left and right shell, and both appoint and select on one.This patent scheme has advantages of that for the structure of Chinese patent Granted publication CN2077862U material consumption is few, tensile strength is high.Again, Granted publication CN201198445Y " jack screw casing " that provide has similar structure to aforementioned CN201473260U.
There are following logical fraud in above-mentioned CN201473260U and CN201198445Y: one, owing to there being left and right shell, therefore in the time the joint close face that faces each other of left and right shell will being welded, the time of cost is longer, and welding material consumption is large, because after left and right shell merges each other, in short transverse, there are four joint close faces, during welding, need weld these four joint close faces; Its two, therefore owing to there being left and right shell, manufacture efficiency low, be difficult to meet the industrial amplification production requirement; Its three, because solder joint is many, thereby welder's labour intensity is large, and the difficult quality Reliable guarantee.
In view of above-mentioned prior art, be necessary rational modification in addition, for this reason, the applicant has done repeatedly and good try has formed technical scheme described below finally.
Summary of the invention
Task of the present utility model is to provide a kind of and helps the consumption of significantly shortening weld time and reducing welding material, be conducive to improve and manufacture efficiency and use and meet industrial amplification production and require and be of value to the jack screw casing that reduces solder joint and use the labour intensity that alleviates the welder.
Task of the present utility model completes like this, a kind of jack screw casing, comprise enclosure body, be fixed in the top of enclosure body upper circle, be fixed in the lower circle of enclosure body bottom and be fixed in the handgrip on the outer wall of enclosure body, the short transverse of described enclosure body forms to have one first joint close face and one second joint close face, first, second joint close face to be welded to one another to engage and is integrated.
In a specific embodiment of the present utility model, the described welded top of described upper circle and described enclosure body is fixed.
In another specific embodiment of the present utility model, the described bottom welding of described lower circle and described enclosure body is fixed.
In another specific embodiment of the present utility model, in the following side of described enclosure body, form a flange that is raised in the outer wall of enclosure body is arranged, on this flange, offer a worm screw mounting hole, this worm screw mounting hole communicates with the enclosure body chamber of enclosure body.
In another specific embodiment of the present utility model, on the outer wall of described enclosure body and along the short transverse of enclosure body, with the interval state, form one group of reinforced rib is arranged.
Of the present utility model, also have a specific embodiment, on the inwall of circle, forming on described has one to be raised in the gear of inner wall surface prominent.
More of the present utility model and, in specific embodiment, on the inwall of described lower circle, be provided with lower circle negative thread.
The technical scheme that the utility model provides is because enclosure body only has first, second joint close face, thereby can reduce with respect to prior art the welding job amount of enclosure body being implemented to welding, not only can save weld time and welding material, and can improve manufacture efficiency, in order to meet the industrial amplification production requirement; Because significantly reduce solder joint point position, thereby welder's labour intensity is minimized; As a whole owing to respect to prior art, enclosure body being formed, therefore be conducive to reduce the quantity of parts.
The accompanying drawing explanation
Fig. 1 is the utility model constructional drawing.
Fig. 2 is the detailed structure view of lower circle shown in Figure 1.
The specific embodiment
Refer to Fig. 1 and Fig. 2, provided an enclosure body 1, preferred bending roll or the similar machinery of adopting of this enclosure body 1 rolls into the parts that a shape of cross section is the C word, perhaps the mode by compacting is pressed into the parts that a shape of cross section is the C font, and the opening of this C font is tending towards engaging, more particularly, enclosure body 1 rolls or is pressed into to be had the cylinder-shaped of the first joint close face 11 and the second joint close face 12 or claims tubular body, and this first, second joint close face 11,12 is engaged with each other as a whole by the mode of welding.This structure is processed into enclosure body for two shapes and equal-sized valve and can reduces by the welding job amount of a times with respect to prior art, not only can raise the efficiency, and the bulk strength that can save welding material, alleviate workman's working strength and promote enclosure body 1.On the outer wall of enclosure body 1 and along the short transverse of enclosure body 1, with the interval state, form one group of reinforced rib 15 is arranged, in the side of the bottom of enclosure body 1, form the flange 13 on the surface that enclosure body of being raised in 1 is arranged, and on flange 13, offer worm screw mounting hole 131, this worm screw mounting hole 131 communicates with the enclosure body chamber 14 of enclosure body 1.
At the top of enclosure body 1, be furnished with on one and enclose 2, on this, circle 2 is welded and fixed by mode and the enclosure body 1 of welding, and has a gear that is raised in the inner wall surface of circle 2 to dash forward 21 in formation on the inwall of upper circle 2.In the bottom of enclosure body 1, be furnished with and enclose 3, this time circle 3 is welded and fixed by welding manner and enclosure body 1 equally.By shown in Figure 2, on the inwall of lower circle 3, form lower circle negative thread 31 is arranged.In the side of enclosure body 1 (on outer wall), by welding, be fixed with one handle 4.
While using the utility model, as long as lifting screw is installed to interior can the use in enclosure body chamber 14 of enclosure body 1, because the installation of lifting screw and enclosure body 1 belongs to known technology, for example can be referring to CN201473260U, thereby the applicant repeats no more.
As shown in the above description, the technical scheme that the utility model provides is with respect to prior art, the number of parts has obtained reasonable minimizing, particularly, there are two housings (left and right housing) in prior art, and the utility model only needs a shape of cross section to be the enclosure body 1 of C font, thereby is embodied the technique effect that refers in the superincumbent technique effect of applicant hurdle.
Claims (7)
1.
A kind of jack screw casing, comprise enclosure body (1), be fixed in the top of enclosure body (1) upper circle (2), be fixed in the lower circle (3) of enclosure body (1) bottom and be fixed in the handgrip (4) on the outer wall of enclosure body (1), the short transverse that it is characterized in that described enclosure body (1) forms to be had one first joint close face (11) and one second joint close face (12), first, second joint close face (11,12) to be welded to one another joint to be integrated.
2.
A kind of jack screw casing according to claim 1, is characterized in that the described welded top of described upper circle (2) and described enclosure body (1) is fixed.
3.
A kind of jack screw casing according to claim 1, is characterized in that the described bottom welding of described lower circle (3) and described enclosure body (1) is fixed.
4.
A kind of jack screw casing according to claim 1, it is characterized in that forming in the following side of described enclosure body (1) flange (13) that is raised in the outer wall of enclosure body (1) is arranged, on this flange (13), offer a worm screw mounting hole (131), this worm screw mounting hole (131) communicates with the enclosure body chamber (14) of enclosure body (1).
5.
The described a kind of jack screw casing of arbitrary claim of according to claim 1 to 4, is characterized in that on the outer wall of described enclosure body (1) and form one group of reinforced rib (15) is arranged with the interval state along the short transverse of enclosure body (1).
6.
A kind of jack screw casing according to claim 1 and 2, is characterized in that on the inwall of circle (2) on described forming a gear prominent (21) that is raised in inner wall surface arranged.
7.
According to claim 1, or 3 described a kind of jack screw casings, is characterized in that being provided with lower circle negative thread (31) on the inwall of described lower circle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203618488U CN203295106U (en) | 2013-06-24 | 2013-06-24 | Screw jack casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203618488U CN203295106U (en) | 2013-06-24 | 2013-06-24 | Screw jack casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203295106U true CN203295106U (en) | 2013-11-20 |
Family
ID=49571137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203618488U Expired - Fee Related CN203295106U (en) | 2013-06-24 | 2013-06-24 | Screw jack casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203295106U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115370A (en) * | 2018-01-18 | 2018-06-05 | 郑州中原铁道物资购销有限公司 | A kind of very heavy very useful force-transmitting pole |
-
2013
- 2013-06-24 CN CN2013203618488U patent/CN203295106U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115370A (en) * | 2018-01-18 | 2018-06-05 | 郑州中原铁道物资购销有限公司 | A kind of very heavy very useful force-transmitting pole |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20190624 |