CN202883598U - Expansion screw capable of being repeatedly dismounted for use - Google Patents
Expansion screw capable of being repeatedly dismounted for use Download PDFInfo
- Publication number
- CN202883598U CN202883598U CN 201220620436 CN201220620436U CN202883598U CN 202883598 U CN202883598 U CN 202883598U CN 201220620436 CN201220620436 CN 201220620436 CN 201220620436 U CN201220620436 U CN 201220620436U CN 202883598 U CN202883598 U CN 202883598U
- Authority
- CN
- China
- Prior art keywords
- nut
- expansion tube
- lead screw
- expansion
- combined
- 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
Images
Abstract
The utility model provides an expansion screw capable of being repeatedly dismounted for use. An expansion pipe and a combined nut are sequentially mounted on a screw rod. The combined nut is formed by combining a nut and a flat gasket; a guide edge of the nut corresponds to a T-shaped angle of the flat gasket; and the nut and the flat gasket are connected and combined to be the combined nut by using a welding or punching technology. The T-shaped angle of the guide edge of the combined nut is inserted between a strip-shaped opening seam of an opening of the expansion pipe and protrudes, so that the combined nut is fixed for realizing the effects of non-rotating and non-falling. The expansion screw capable of being repeatedly dismounted for use provided by the utility model is placed in a drilled hole; the screw rod is tightly screwed; and the expansion pipe is squeezed and expanded by the combined nut, so that the effects of expansion and fixation can be realized. The screw rod is very easy to exit in a dismounting process, and is inserted when a user needs to use the expansion screw next time for use after being repeatedly fixed. The combined nut and the expansion pipe can be crossly clamped and combined to be an integrated product for individual sale. The expansion screw capable of being repeatedly dismounted for use provided by the utility model can be dismounted and randomly and repeatedly used, and a manufacturing and producing process is simple.
Description
Technical field
The utility model relates to installs a kind of setscrew that connects usefulness, particularly a kind of setscrew that can repeat to install and remove use.
Background technique
At present, widely used existing setscrew, the rear portion of its lead screw is taper, during operation expansion tube and lead screw is put into pre-drilled hole, uses fastening nuts again, expansion tube and lead screw tapered tail are interacted reach the purpose of expansion fastening, stretch out in when operation, lead screw was by wall, revolve nut tighter, the extension of lead screw is just longer, its kenel is not attractive in appearance, and is dangerous yet.Existing setscrew can not repeatedly be installed and removed use, and when the punching mounting point is not suitable for or after fixture removes, lead screw is with regard in original place or the building, and is attractive in appearance on building, furniture impact, and the people is had potential risk.
Summary of the invention
The technical problems to be solved in the utility model is to overcome the deficiency that prior art exists, and provides a kind of wall, ground, furniture equipotential of being fixed on to be set up and only to demonstrate the nut of a lead screw behind the face or what demonstrate is hook or the annulus that disposes according to demand.Remove on the positions such as wall behind the expanding screw screw mandrel, ground, furniture, what demonstrate only has an aperture, again needs to use at any time the again setscrew of mounting or dismounting.
The utility model is achieved through the following technical solutions: a kind of setscrew that can repeat to install and remove use can select the various material such as metal, plastics to make according to demand, formed by lead screw, expansion tube, assembled nut, expansion tube, assembled nut are housed on the lead screw successively.Lead screw can be T-shaped lead screw, hook head lead screw, the annulus head screw bar that is equipped with according to demand with tap.Needed expansion tube is that the end with expansion tube is designed to four opening bar shapeds.Assembled nut (3) has nut and plain cushion combination, and wherein the nut lateral layout has the guiding corner angle; Be circular hole in the middle of the plain cushion, its surrounding edge upper punch is pressed with two or four s' T shape angle.The guiding corner angle of nut are corresponding with the T shape angle of plain cushion, with technology such as welding or punching presses nut, plain cushion connected to be combined as assembled nut.The interior folder of handing over of an end that microcephaly's one end of assembled nut inserts expansion tube opening bar shaped seam is combined into one.The corner angle of the guiding corner angle of assembled nut are inserted between the open seam of expansion tube opening bar shaped, and the effect that the fixed combination nut does not rotate, do not decline can be played like this in T shape angle and outstanding between the open seam of expansion tube opening bar shaped.
The utility model compared with prior art has following beneficial effect: because the utility model is reverse mounting nuts, it is rear after wall, ground, furniture equipotential are set up face to be fixed, only show the nut of a lead screw or what demonstrate is hook or the annulus that disposes according to demand, lead screw is owing to put in the pre-drilled hole after the rotation of exerting all one's strength, solved lead screw expose longer, beauty unsafe problem again neither.When lead screw is oppositely unloaded when tearing open, because the T shape of the bar shaped of expansion tube opening and assembled nut guiding corner angle are mutually handed over folder to expand and are integrated with hole, lead screw just is easy to withdraw, expansion tube and assembled nut are stayed in original hole, what surface, the positions such as wall, ground, furniture only showed is an aperture, therefore solved original setscrew and removed the problem that rear lead screw is difficult to taking-up, the reeve lead screw just can be recovered reinforcement effect again when used next time.
Assembled nut and expansion tube can hand over the folder product that is combined into one independently to sell.Can select according to demand material, size and the kind of setscrew, be used for the fixing of connection, apparatus, article and building, ground etc. of all kinds of furniture assemblies.The utility model mounting or dismounting are free, production technology is simple, and the various purposes of material is wide, easy construction safety.
Description of drawings:
Below in conjunction with drawings and Examples the utility model is described further.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is lead screw sectional view of the present utility model;
Fig. 3 is expansion tube sectional view of the present utility model;
Fig. 4 is the sectional view of assembled nut sectional view of the present utility model, plain cushion sectional view and nut;
Among the figure: 1, lead screw; 2, expansion tube; 3, assembled nut; 4, nut; 5, plain cushion.
Specifically execute mode:
As shown in Figure 1: the utility model is comprised of lead screw (1), expansion tube (2), assembled nut (3), expansion tube (2), assembled nut (3) are housed on the lead screw (1) successively, put it into accomplish fluently hole, rotate with lead screw (1) during operation, expansion tube (2) is subject to assembled nut (3) extruding, just can play the effect of expansion reinforcing.Microcephaly's one end of assembled nut (3) taper inserts in the end of expansion tube (2) opening bar shaped seam, the T shape angle of the guiding corner angle of assembled nut (3) is inserted between the open seam of expansion tube (2) opening bar shaped and gives prominence to, and can play the effect that fixed combination nut (3) does not rotate, do not decline.
As shown in Figure 2: lead screw of the present utility model (1) can be T-shaped lead screw, hook head lead screw, the annulus head screw bar that is equipped with according to demand with tap.
As shown in Figure 3: expansion tube of the present utility model (2) is that the end with expansion tube is designed to four opening bar shapeds.
As shown in Figure 4: the A figure among Fig. 4 of the present utility model is the sectional view of assembled nut, and assembled nut (3) has nut (4) and plain cushion combination (5) to be combined into one; C figure among Fig. 4 is the sectional view of nut (4), and nut (4) lateral layout has the guiding corner angle; B figure among Fig. 4 is plain cushion (5) sectional view, is circular hole in the middle of the plain cushion (5), and its surrounding edge upper punch is pressed with two or four s' T shape angle.The guiding corner angle of nut are corresponding with the T shape angle of plain cushion, with technology such as welding or punching presses nut, plain cushion connected to be combined as assembled nut (3).
During use, at first bore a hole according to operation requirements at corresponding positions such as wall, ground, furniture, select suitable setscrew of the present utility model to put hole into, the tight moving lead screw (1) of rotation, the opening bar shaped of expansion tube (2) is subject to the extruding of assembled nut (3) and expanse, so that reaches the firm effect of expanding.Give prominence between the open seam of corner angle insertion expansion tube (2) the opening bar shaped of the T shape guiding corner angle of assembled nut (3), can play the effect that fixed combination nut (3) does not rotate, do not decline.Because effect and hole formation that the opening bar shaped of expansion tube (2) and assembled nut (3) expand are integrated, the lead screw (1) of reinforcing good setscrew is easy to withdraw, expansion tube (2) is just stayed in original hole with assembled nut (3), what surface, the positions such as wall, ground, furniture only showed is an aperture, therefore after having solved original setscrew dismounting, lead screw (1) has been taken out easily.If need to reuse setscrew next time, lead screw (1) inserted just can enter in the assembled nut (3), lead screw (1) is tightly moved in rotation again, the opening bar shaped of expansion tube (2) is subject to assembled nut (3) extruding and expands, and can also reach the firm effect of expanding.
Assembled nut (3) and expansion tube (2) can be handed over and press from both sides the product that is combined into one, the independent sale.As: during the construction furred ceiling, the one product that expansion tube (2) can be connected with assembled nut (3) in its roof hole of accomplishing fluently that puts in, just can be connected firmly with the raw silk rings screw mandrel of lead screw (1) is fastening during construction, and is economical and practical.
Claims (6)
1. setscrew that can repeat to install and remove use, it is characterized in that: it is comprised of lead screw (1), expansion tube (2), assembled nut (3), expansion tube (2), assembled nut (3) are housed on the lead screw (1) successively, put it into accomplish fluently hole, rotate with lead screw (1) during operation, expansion tube (2) is subject to assembled nut (3) extruding, just can play the effect of expansion reinforcing.
2. a kind of setscrew that can repeat to install and remove use according to claim 1, it is characterized in that: the interior folder of handing over of an end that microcephaly's one end of assembled nut (3) taper inserts expansion tube (2) opening bar shaped seam is combined into one, the T shape angle of assembled nut (3) guiding corner angle is inserted between the open seam of expansion tube (2) opening bar shaped and gives prominence to, and can play the effect that fixed combination nut (3) does not rotate, do not decline.
3. a kind of setscrew that can repeat to install and remove use according to claim 1, it is characterized in that: described lead screw (1) is T-shaped lead screw, hook head lead screw, the annulus head screw bar with tap according to demand.
4. a kind of setscrew that can repeat to install and remove use according to claim 1 is characterized in that: described expansion tube (2) is that the end with expansion tube (2) is processed into four opening bar shapeds.
5. a kind of setscrew that can repeat to install and remove use according to claim 1 is characterized in that: described assembled nut (3) has nut (4) and plain cushion (5) combination, and wherein nut (4) lateral layout has the guiding corner angle; Be circular hole in the middle of the plain cushion (5), its surrounding edge upper punch is pressed with T shape angle.The guiding corner angle of nut (4) are corresponding with the T shape angle of plain cushion (5), with welding or the technology such as punching press nut (4) are connected 5 with plain cushion) to be made as one be exactly assembled nut (3) in connection.
6. a kind of setscrew that can repeat to install and remove use according to claim 1 is characterized in that: assembled nut (3) and expansion tube (2) can be handed over the folder product that is combined into one, the independent sale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220620436 CN202883598U (en) | 2012-11-22 | 2012-11-22 | Expansion screw capable of being repeatedly dismounted for use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220620436 CN202883598U (en) | 2012-11-22 | 2012-11-22 | Expansion screw capable of being repeatedly dismounted for use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202883598U true CN202883598U (en) | 2013-04-17 |
Family
ID=48075030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220620436 Expired - Fee Related CN202883598U (en) | 2012-11-22 | 2012-11-22 | Expansion screw capable of being repeatedly dismounted for use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202883598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836042A (en) * | 2012-11-22 | 2014-06-04 | 程长青 | Recyclable setscrew capable of being repeatedly assembled and disassembled |
-
2012
- 2012-11-22 CN CN 201220620436 patent/CN202883598U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836042A (en) * | 2012-11-22 | 2014-06-04 | 程长青 | Recyclable setscrew capable of being repeatedly assembled and disassembled |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102182737A (en) | Invisible pressing expansion screw | |
| CN203614539U (en) | High-tension expansion screw | |
| CN202883598U (en) | Expansion screw capable of being repeatedly dismounted for use | |
| CN202559565U (en) | Support assembly of partition wall | |
| CN205259605U (en) | Novel stagnant water split bolt | |
| CN205225000U (en) | Detachable steel wood door | |
| CN103836042A (en) | Recyclable setscrew capable of being repeatedly assembled and disassembled | |
| CN103790912A (en) | Freely-detachable expansion screw | |
| CN206972722U (en) | A kind of modified form split assembled screw | |
| CN202082227U (en) | Invisible pressed anchor bolt | |
| CN103727109A (en) | Expansion screw free to assemble and disassemble | |
| CN201100290Y (en) | Expansion pipe | |
| CN202673025U (en) | Window sectional material | |
| CN201372501Y (en) | Partition wall column and partition wall connector consisting of same | |
| CN103691837A (en) | Machining method for bicycle stand | |
| CN204018766U (en) | Boring lathe part clamp | |
| CN204213608U (en) | A kind of profile shapes | |
| CN205200186U (en) | Edge list is extruded to aluminum alloy | |
| CN204664071U (en) | Engineering vehicle ornamental piece linkage structure | |
| CN202411096U (en) | Mandril turning mechanism | |
| CN201742050U (en) | Supporting pipe and cooling shrinkage pipe comprising same | |
| CN205171880U (en) | Hang pavement guide board on furred ceiling | |
| CN203751588U (en) | Automobile sideboard welding operation table | |
| CN210930381U (en) | Titanium-magnesium-aluminum alloy section bar special for decoration and edge covering of ceramic tile cabinet body | |
| CN2334934Y (en) | Expansion screw bolt |
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: 20130417 Termination date: 20131122 |