CN202500337U - Three-section type screw - Google Patents
Three-section type screw Download PDFInfo
- Publication number
- CN202500337U CN202500337U CN201220101492XU CN201220101492U CN202500337U CN 202500337 U CN202500337 U CN 202500337U CN 201220101492X U CN201220101492X U CN 201220101492XU CN 201220101492 U CN201220101492 U CN 201220101492U CN 202500337 U CN202500337 U CN 202500337U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- connecting hole
- screw
- cushion block
- bar portion
- 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.)
- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 abstract 1
- 238000004080 punching Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model provides a three-section type screw which includes a first screw, a second screw, a connecting screw, a first cushion block, and a second cushion block. The first screw includes a first rod part and a first sleeve part which is formed into one body with the first rod part. The first sleeve part is provided with a first connecting hole on one end far away from the first rod part. The second screw includes a second rod part and a second sleeve part which is formed into one body with the second rod part. The second sleeve part is provided with a second connecting hole on one end far away from the second rod part. The connecting screw includes a first end and a second end. The first end is connected with the first connecting hole, and the second end is connected with the second connecting hole. The first cushion block is sleeved on the first sleeve part, and the second cushion block is sleeved on the second sleeve part. In an embodiment, the first screw and the second screw are integratedly provided with the first sleeve part and the second sleeve part respectively, in such a manner, a detachable connecting sleeve element is not required, and in use, the installation and the disassembly are convenient, and the condition that the connecting sleeve is left out in a mould can not occur in disassembly.
Description
Technical field
The utility model relates to a kind of screw rod, particularly relates to a kind of three-section type screw rod.
Background technology
In construction work, particularly in the waterproofing, the three-section type screw rod is used for reinforcing template in a large number.But the three-section type screw rod of prior art is in application, and the assembly and disassembly of screw rod are more time-consuming, and splicing sleeve is lost in the module easily, thereby influences the intensity of module.
The utility model content
The purpose of the utility model provides a kind of easy to operate, the three-section type screw rod that can in module, not lose other element that falls.
The disclosed technical scheme of the utility model comprises:
A kind of three-section type screw rod is provided; It is characterized in that; Comprise: first screw rod, second screw rod, connecting screw rod, first cushion block and second cushion block; Said first screw rod comprises the first bar portion and first cannula portion that is wholely set with the said first bar portion, and said first cannula portion is provided with first connecting hole away from an end of the said first bar portion; Said second screw rod comprises the second bar portion and second cannula portion that is wholely set with the said second bar portion, and said second cannula portion is provided with second connecting hole away from an end of the said second bar portion; Said connecting screw rod comprises first end and second end, and said first end is connected to said first connecting hole, and said second end is connected to said second connecting hole; Said first cushion block is sheathed on said first cannula portion, and said second cushion block is sheathed on said second cannula portion.
Further, said first end is threaded onto said first connecting hole, and said second end is threaded onto said second connecting hole.
Further, also comprise pad, said pad is set on the said connecting screw rod.
Among the utility model embodiment; Be wholely set first cannula portion and second cannula portion on first screw rod and second screw rod respectively, like this, the splicing sleeve element that no longer need separate; Installing/dismounting is all very convenient during use, and splicing sleeve is lost in the situation in the module can not dismantle the time.
Description of drawings
Fig. 1 is the sketch map of three-section type screw rod of an embodiment of the utility model;
Fig. 2 is the cross-sectional schematic of the three-section type screw rod among Fig. 1;
Fig. 3 is the sketch map of first screw rod of an embodiment of the utility model;
Fig. 4 is the sketch map of second screw rod of an embodiment of the utility model;
Fig. 5 is the sketch map of connecting screw rod of an embodiment of the utility model.
The specific embodiment:
As depicted in figs. 1 and 2; Among the embodiment of the utility model; A kind of three-section type screw rod comprises first screw rod 1, second screw rod 2 and connecting screw rod 3; The two ends of connecting screw rod 3 are threaded with first screw rod 1 and second screw rod 2 respectively, and all right sheathed first cushion block 5 in the link position place of the connecting screw rod 3 and first screw rod 1 and second screw rod 2 and second cushion block 6 can also be provided with pad 4 on the connecting screw rod 3.
As shown in Figure 3; First screw rod 1 comprises the first bar portion 10; The first bar portion, 10 1 ends are provided with first external thread part 12, and the other end is provided with first cannula portion, 15, the first cannula portion 15 and the first bar portion 10 that connect as one with the first bar portion 10 and connects as one; Connected mode can be that first cannula portion 15 is formed as one by the mode and the first bar portion 10 through punching press; Perhaps first cannula portion 15 and the first bar portion 10 form as one through welding, or the first bar portion 10 and first cannula portion 15 are one-body molded, or the like.End away from the first bar portion 10 of first cannula portion 15 is provided with in first connecting hole, 16, the first connecting holes 16 and is provided with first internal thread part 17.Wherein after assembling, first cushion block 5 is set on first cannula portion 15.
As shown in Figure 4; The structure of the structure of second screw rod 2 and first screw rod 1 can be identical or similar; Comprise that 20, the second bar portions of the second bar portion, 20 1 ends are provided with second external thread part 22, the other end is provided with second cannula portion 25 that connects as one with the second bar portion 20; Second cannula portion 25 and the second bar portion 20 connect as one; Connected mode can be that second cannula portion 25 is formed as one by the mode and the second bar portion 20 through punching press, and perhaps second cannula portion 25 and the second bar portion 20 form as one through welding, or the second bar portion 20 and second cannula portion 25 are one-body molded.End away from the second bar portion 20 of second cannula portion 25 is provided with in second connecting hole, 26, the second connecting holes 26 and is provided with second internal thread part 27.Wherein after assembling, second cushion block 6 is set on second cannula portion 25.
As shown in Figure 5, connecting screw rod 3 comprises on first end 30 and second end, 32, the first ends 30 and second end 32 and is equipped with external screw thread.
Again referring to Fig. 2, and referring to Fig. 3 and Fig. 4, first end 30 of connecting screw rod 3 stretches in first connecting hole 16 of first screw rod 1, and through the external screw thread of setting on first end 30 and first internal thread part, 17 threaded engagement of first connecting hole 16; Second end 32 of connecting screw rod 3 stretches in second connecting hole 26 of second screw rod 2, and through the external screw thread of setting on second end 32 and second internal thread part, 27 threaded engagement of second connecting hole 26; Pad 4 is set on the connecting screw rod 3.
Among the utility model embodiment; First cannula portion 15 on first screw rod 1 and second screw rod 2 and second cannula portion 25 are the structure of one with the first bar portion 10 and the second bar portion 20 respectively; Like this; The splicing sleeve element that no longer need separate; When needs are removed first screw rod 1 or second screw rod 2 from module, only need a dismantling operation can the first bar portion 10 of first screw rod 1 and the second bar portion 20 and second cannula portion, 25 overall pulling downs of first cannula portion 15 or second screw rod 2 be got off, first cannula portion 15 or second cannula portion 25 can not be lost in the module.Therefore, installing/dismounting is all very convenient during use, and element is lost in the situation in the module can not dismantle the time.
More than through concrete embodiment the utility model is illustrated, but the utility model is not limited to these concrete embodiment.It will be understood by those skilled in the art that and to make various modifications to the utility model, be equal to replacement, change or the like that these conversion all should be within the protection domain of the utility model as long as do not deviate from the spirit of the utility model.
Claims (3)
1. a three-section type screw rod is characterized in that, comprising: first screw rod, second screw rod, connecting screw rod, first cushion block and second cushion block, wherein:
Said first screw rod comprises the first bar portion and first cannula portion that is wholely set with the said first bar portion, and the end away from the said first bar portion on said first cannula portion is provided with first connecting hole;
Said second screw rod comprises the second bar portion and second cannula portion that is wholely set with the said second bar portion, and the end away from the said second bar portion on said second cannula portion is provided with second connecting hole;
Said connecting screw rod comprises first end and second end, and said first end is connected to said first connecting hole, and said second end is connected to said second connecting hole;
Said first cushion block is sheathed on said first cannula portion, and said second cushion block is sheathed on said second cannula portion.
2. three-section type screw rod as claimed in claim 1 is characterized in that: said first end is threaded onto said first connecting hole, and said second end is threaded onto said second connecting hole.
3. three-section type screw rod as claimed in claim 1 is characterized in that: also comprise pad, said pad is set on the said connecting screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220101492XU CN202500337U (en) | 2012-03-19 | 2012-03-19 | Three-section type screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220101492XU CN202500337U (en) | 2012-03-19 | 2012-03-19 | Three-section type screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202500337U true CN202500337U (en) | 2012-10-24 |
Family
ID=47036953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220101492XU Expired - Fee Related CN202500337U (en) | 2012-03-19 | 2012-03-19 | Three-section type screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202500337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179425A (en) * | 2015-10-28 | 2015-12-23 | 苏州道众机械制造有限公司 | U-shaped double-head bolt |
-
2012
- 2012-03-19 CN CN201220101492XU patent/CN202500337U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179425A (en) * | 2015-10-28 | 2015-12-23 | 苏州道众机械制造有限公司 | U-shaped double-head bolt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121024 Termination date: 20130319 |