CN100484720C - hand tool and method for mounting crimping insertion piece - Google Patents
hand tool and method for mounting crimping insertion piece Download PDFInfo
- Publication number
- CN100484720C CN100484720C CNB2006800141709A CN200680014170A CN100484720C CN 100484720 C CN100484720 C CN 100484720C CN B2006800141709 A CNB2006800141709 A CN B2006800141709A CN 200680014170 A CN200680014170 A CN 200680014170A CN 100484720 C CN100484720 C CN 100484720C
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- shrinkage
- insert
- bar
- handle
- threaded portion
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Abstract
A tool (20) and method for installing collapsible inserts. The tool (20) includes a stabilizing handle (26) which is threaded onto a tool body (24). The tool body (24) is threaded onto a tool shaft (22). In use, a collapsible insert (34) is threaded onto the tool (20) and the insert (34) is positioned in a hole (102) in a workpiece (104). An actuating handle (38) of the tool (20) is then rotated, while holding the stabilizing handle (26), to cause the collapsible insert (34) to collapse, thereby installing the insert (34) relative to the workpiece (104). Once the insert (34) has been collapsed using the tool (20), the actuating handle (38) is rotated in the opposite direction, while holding the stabilizing handle (26), to disengage the tool (20) from the insert (34). Then, a hanger (106) is threadably inserted into the collapsed insert (34) and a threaded rod (124) is threaded into the hanger (106). Alternatively, the threaded rod (124) is directly threadably engaged with the collapsed insert (34), without need for a hanger (106).
Description
Technical field
But relate generally to of the present invention is used for installing at workpiece the instrument and the method for single type blind hole (blind) securing member such as the shrinkage insert, and wherein insert preferably has internal thread.More specifically, but the present invention relates to be used to install the hand tools and the correlation technique of shrinkage insert.
Background technology
The present invention relates to be used to install single type blind hole (blind) securing member (particularly as in U.S. Patent No. 4,869, but the shrinkage insert that discloses in 629, the full content with the document is contained in this specification by reference) instrument and correlation technique.U.S. Patent No. 6,447, but 399 disclosed a kind of method of making above-mentioned shrinkage insert, and the full content with this patent documentation also is contained in this specification by reference.Disclose as ' 629 patent, but this shrinkage insert is generally used for connecting workpiece.Particularly, but the shrinkage insert be disposed on the instrument and be inserted into hole in the workpiece, instrument activated and makes insert in the blind side shrinkage in hole and be mounted on the throne with respect to workpiece then.Insert has internal thread so that be mounted to external screw thread element such as bar, bolt or similar securing member or installing component as shown in drawings.Then, instrument is screwed into insert (or being mated) from the insert disengaging and with second externally threaded item.If second insert is screwed into first insert, then then workpiece is screwed into second insert.
But to a kind of building industry that is applied as of this shrinkage insert, but wherein the shrinkage insert is installed in the metal cover board (decking).Particularly, but be arranged in the shrinkage insert on the instrument and be inserted in the hole of metal cover board.Then, instrument activated and makes insert in the blind side shrinkage or the distortion in hole, and installs on the throne with respect to metal cover board.Subsequently, instrument is screwed into insert from the disengaging of shrinkage insert and with screwed part.Depend on size, screwed part can be the part of metallic rod, or has the intermediate member of internal thread hole (threaded rod may be fitted to wherein).
At present, under the environment of plant, use expensive and complicated automation equipment that above-mentioned insert is installed.Because but it is huge and heavy to be commonly used to install the equipment volume of above-mentioned shrinkage insert, so it unlikely is used for the construction site.Therefore, in the construction site, can't be fast and above-mentioned insert is installed easily.But simple, the cheap erecting tools that need be used for these shrinkage inserts.
Summary of the invention
But the purpose of embodiments of the invention be to provide a kind of be used for installing the shrinkage insert (for example in U.S. Patent No. 4,869,629 and 6,447, but the shrinkage insert that discloses in 399) hand tools and associated method.
Another purpose of embodiments of the invention is to provide a kind of hand tools and associated method, make and insert to be installed fast, conveniently and economically (for example in U.S. Patent No. 4 in the construction site, 869,629 and 6, the insert that discloses in 447,399) need not to use heaviness, expensive automation equipment.
But another purpose of embodiments of the invention be to provide a kind of shrinkage insert (for example in U.S. Patent No. 4,869,629 and 6,447, but the shrinkage insert that discloses in 399), it can be in the environment of construction site becomes original with the instrument of minimum and installs.In brief, according in the above-mentioned purpose at least one, but embodiments of the invention are provided for installing the instrument of shrinkage insert.
This instrument comprises preferably by the left hand screw thread and is screwed in stable handle on the tool body.Tool body is screwed on the tool bar that comprises second handle (being called actuation handle) and thread head then.In use, but the shrinkage insert is screwed on the tool shaft end portion, and insert is positioned in the hole in the workpiece.The actuation handle of throw when keeping stablizing handle then, but make the thread head that the shrinkage insert is installed rotate with respect to insert, wherein the end of insert is with respect to the thread head axially-movable, make the insert shrinkage thus, insert is installed on the throne with respect to workpiece thus.In case tool using makes the insert shrinkage, then rotary-actuated in the opposite direction handle when keeping stablizing handle breaks away from from insert with the thread head with instrument.In a preferred embodiment, stablize the screw thread on the handle and the screw thread stablized on the tool body that handle is mated is the left hand screw thread.By above-mentioned setting, the rotation of actuation handle can make the insert shrinkage for also will preferably enclosing with three (3) to four (4) clockwise, and preferably with about seven (7) circles instrument be broken away from subsequently.
Description of drawings
(be not geometric ratio draw) in conjunction with the accompanying drawings, by with reference to following description, can understand best the tissue of structure of the present invention and operation and mode with and other objects and advantages, wherein similarly reference number is represented similar member, wherein:
Fig. 1 is the side view of erecting tools according to an embodiment of the invention;
Fig. 2 is the side view of the tool bar parts of erecting tools shown in Figure 1;
Fig. 3 is the side view of the tool body (being collar tube sub-assembly) of erecting tools shown in Figure 1;
Fig. 4 is the cutaway view of the tool body shown in Figure 3 got of the line 4-4 along Fig. 3;
Fig. 5 is the stereogram of the stable handle component of erecting tools shown in Figure 1;
Fig. 6 is the side view of stable handle shown in Figure 5;
Fig. 7 is the view that is illustrated in the tool bar of threaded engagement in the tool body, and wherein tool body illustrates with section;
Fig. 8 shows the first step of method according to an embodiment of the invention, wherein uses conventional rig to hole in workpiece;
Fig. 9 shows the subsequent step of method, wherein rotates described tool bar until the complete extending tool main body of thread rod part;
Figure 10 shows the subsequent step of method, but but wherein the shrinkage insert be screwed on the thread rod part of tool bar and contact with the portion of expanding of tool bar until the shrinkage insert;
Figure 11 provides zoomed-in view, contacts with the portion of expanding of tool bar but the shrinkage insert is shown, and with section insert is shown;
Figure 12 shows the subsequent step of method, but wherein the throw bar contacts with tool body until the shrinkage insert;
Figure 13 shows the subsequent step of method, but wherein tool using inserts the shrinkage insert in the hole that has got out in workpiece;
Figure 14 provides zoomed-in view, but the shrinkage insert that inserts in the workpiece mesopore is shown, and shows insert with section;
Figure 15 shows the subsequent step of method, but wherein the throw bar so that the shrinkage of shrinkage insert;
Figure 16 provides zoomed-in view, and it illustrates the situation of insert after shrinkage with section, and the instrument that still cooperates with insert is shown;
Figure 17 shows the subsequent step of method, wherein in the opposite direction the throw bar to break away from from insert;
Figure 18 provides at insert after its shrinkage and the zoomed-in view of the section of the insert pulled down of instrument;
Figure 19 shows the subsequent step that can carry out, and wherein insert (or suspender) can be inserted the insert of shrinkage by screw thread;
Figure 20 illustrates the step after the step shown in Figure 19, and wherein threaded rod is screwed into suspender; And
Figure 21 illustrates the step that can substitute step shown in Figure 19 and 20 and carry out (under the situation of the size of threaded rod and the size coupling of the screwed hole of the insert of shrinkage), and wherein threaded rod directly cooperates with the insert of shrinkage and need not suspender.
The specific embodiment
The present invention can allow multi-form embodiment, in the accompanying drawings it is illustrated, and will be to be understood that in following detailed description embodiment, below describe and to be regarded as the example of principle of the present invention, and be not to be intended to limit the invention to the situation of describing and illustrating herein.
But embodiments of the invention provide be used for installing the shrinkage insert (for example in U.S. Patent No. 4,869,629 and 6,447, but the shrinkage insert that discloses in 399) hand tools 20 and correlation technique.Thus, can quickly and easily insert be installed with the instrument cost of minimum in the construction site and need not to use heavy expensive automation equipment.
As shown in Figure 1, instrument 20 comprises with lower member: tool bar 22, tool body (being sleeve pipe) 24 and stable handle 26, wherein tool body 24 reaches with tool bar 22 and stablizes handle 26 both threaded engagement.
As shown in Figure 2, tool bar 22 is included near the threaded portion 28 the end 30.Particularly, threaded portion 28 can be made of 1/4-20 dextrorotation pin thread, and is as described below, but this screw thread is set to cooperate with corresponding negative thread 32 in the shrinkage insert 34.T-handle portion 38 is positioned at opposed end 36 places of tool bar 22.Though handle portion shown in the figure 38 becomes one with bar portion 40, handle portion 38 can be set to be fastened to the separate piece of bar portion 40.Tool bar 22 also comprises another threaded portion 42 (it preferably is made of left hand thread 44) and the enlarged diameter portion 46 between two threaded portions 28 and 42.Enlarged diameter portion 46 does not preferably have screw thread.
As shown in Figures 3 and 4, tool body (being sleeve pipe) 24 is roughly cylindric and comprises enlarged head 48 (it provides shoulder 49) and the external thread part 50 that forms along its outer surface 52 at least a portion.As shown in Figure 4, tool body 24 also comprises internal thread part 54.Preferably, internal thread part 54 comprises the left hand thread 56 of the threaded portion 42 that is very similar to tool bar 22.The external thread part 50 of tool body 24 is configured to threadably receive stablizes handle 26, and the internal thread part 54 of tool body 24 is configured to the threaded portion 42 on the receiving tool bar 22 threadably.As described below, the threaded portion 42 on the tool bar 22 and the internal thread part 54 of tool body 24 comprise that the situation of left hand thread 44,56 makes that T-handle portion 38 turns clockwise in contrast to being rotated counterclockwise, but so that shrinkage insert 34 shrinkages.Also as shown in Figure 4, exist near tool body 24 end 58 and be used to the groove 64 that receives the space 60 of back-up ring (not shown) and be used to receive the snap ring (not shown).Back-up ring is used for keeping and stabilizing tool bar 22 at tool body 24, and it can comprise conventional flat gaskets.Snap ring is used for keeping back-up ring at tool body 24.
Fig. 5 and Fig. 6 illustrate the stable handle component 26 of instrument 20.As shown in the figure, handle 26 comprises cylindrical portion 68, and it comprises the through hole 69 with internal thread 70.Following detailed description, handle portion 72 is extended from cylindrical portion 68, but and is arranged for being gripped by the user during making 34 shrinkages of shrinkage insert.The internal thread 70 of stablizing handle 26 is configured to and is arranged on external thread part 50 (referring to Fig. 1,3, the 4 and 7) threaded engagement on the tool body 24.
As shown in Figure 7, for assembling tool 20, the bar portion 40 of tool bar 22 is inserted into by snap ring and back-up ring, and tool bar 22 is screwed into tool body 24.Then, back-up ring and snap ring are engaged in the space 60 and groove 64 in the tool body 24, and will stablize handle 26 and be screwed on the tool body 24, make to form as shown in Figure 1 instrument 20.
But the method that tool using 20 is installed shrinkage insert 34 (that is, making the insert shrinkage make insert be installed in the workpiece) will be described now.As shown in Figure 8, at first use conventional rig 100 in workpiece 104, to hole and note should not boring.For example, can use specification is that 25/64 inch drill bit comes to hole in steel.In case drilling bore hole 102, with regard to the handle portion 38 of the tool bar 22 of throw 20 until thread rod part 28 complete extending tool main bodys 24 as shown in Figure 9.Then, as shown in figure 10, but with shrinkage insert 34 (for example in U.S. Patent No. 4,869,629 and 6,447, but the shrinkage insert that discloses in 399) but be screwed on the threaded portion 28 of tool bar 22 and contact with the enlarged diameter portion 46 of tool bar 22 until shrinkage insert 34.Thus, but when shrinkage insert 34 was screwed on the threaded portion 28 at 30 places, end of tool bar 22, the enlarged diameter portion 46 of tool bar 22 played Mechanical stops.But Figure 11 shows the shrinkage insert 34 that contacts with the enlarged diameter portion 46 of tool bar 22.
Subsequently, as shown in figure 12, the handle portion 38 of being in one's hands keeps steady when deciding handle 26 throw bar 22, but contact with tool body 24 until shrinkage insert 34.Then, as shown in figure 13, but tool using 20 is to insert shrinkage insert 34 in the hole 102 that has got out in workpiece 104.But Figure 14 provides the zoomed-in view of the shrinkage insert 34 in the hole 102 that is inserted into workpiece 104.
As shown in figure 15, the handle portion 38 of being in one's hands then keeps steady when deciding handle 26 throw bar 22, but make shrinkage insert 34 in opposite side 110 shrinkages of workpiece 104, but with respect to workpiece 104 shrinkage inserts 34 are installed thus.But in order to make 34 shrinkages of shrinkage insert, the handle portion 38 of throw bar 22 is until feeling very firm pressure.Because the screw thread 44 and 56 that is arranged on the tool bar 22 and in the tool body 24 is a left hand thread, so but the handle portion 38 by the tool bar 22 that turns clockwise can make 34 shrinkages of shrinkage insert.But, also screw thread 44 and 56 can be set to right-handed thread, but can make 34 shrinkages of shrinkage insert by the handle portion 38 that is rotated counterclockwise tool bar 22 in the case.Which kind of situation no matter, but tool bar all can make away from the motion of workpiece 104 and thus its four shanks 112 stretched out shrinkage insert 34 pressurizeds so that insert " is set (set) " with respect to workpiece.But the internal thread 32 (for example 1/4-20 screw thread) of upwards advancing along tool bar 22 by shrinkage insert 34 quickens above-mentioned " setting ".Be appreciated that above-mentioned effect by following situation, but preferably only need 31/2 circle, but need about 71/2 circle to come after insert 34 has been installed, instrument 20 to be broken away from from shrinkage insert 34 shrinkage insert 34 complete " setting ".Figure 16 provides zoomed-in view, shows shrinkage insert 34 afterwards with section, and shows the instrument 20 that still cooperates with insert 34.
As shown in figure 17, in case but utilize instrument 20 to make 34 shrinkages of shrinkage insert, then (that is, the handle portion 38 of throw bar 22 counterclockwise) breaks away from from insert 34 with the threaded portion 28 with tool bar 22 in opposite direction when keeping stablizing handle 26.Figure 18 provides zoomed-in view, shows the section after insert 34 shrinkages and after instrument 20 has broken away from.
But in case shrinkage insert 34 shrinkage or be installed in the hole 102 of workpiece 104, then as shown in figure 19 insert or suspender 106 (not drawn on scale) but inserted shrinkage insert 34 by screw thread, wherein suspender 106 comprises external thread rod portion 120 and internal thread bar portion 122.Then, as shown in figure 20, will be screwed into suspender 106 such as second workpiece the threaded rod 124 (not drawn on scale).As example, suspender 106 can comprise 1/4 inch-20 external screw thread and 3/8 inch-16 screw thread, but and shrinkage insert 34 can comprise 1/4 inch-20 internal thread.
Perhaps, as shown in figure 21, at second workpiece (that is, threaded rod) but size and shrinkage insert 34 in the situation of screw thread 32 couplings under, can be with threaded rod 124 (not drawn on scale) but need not suspender with shrinkage insert 34 direct threaded engagement.In the example that provides, when threaded rod is provided with 3/8 inch-16 external screw thread, be above-mentioned situation.
Above-mentioned instrument and method make it possible to but the shrinkage insert is installed and be need not to use heavy expensive automation equipment with the minimum tool cost in the construction site quickly and easily.
Though illustrate and described embodiments of the invention, under the prerequisite that does not break away from spirit of the present invention and scope, those skilled in the art can design various change example of the present invention.
Claims (12)
1. hand tools, but be used for the shrinkage insert is installed, it is characterized in that: sleeve pipe, described sleeve pipe has outer surface and through hole, the threaded portion that is positioned at the threaded portion on the described outer surface and is positioned at described through hole; Bar, described bar has near the handle portion first end, first threaded portion with the described threaded portion threaded engagement of the described through hole that is positioned at described sleeve pipe, but be used for second threaded portion with described shrinkage insert threaded engagement near opposite second end, the screw thread of the screw thread of wherein said first threaded portion and described second threaded portion is advanced in the opposite direction; Stablize handle, described stable handle comprises cylindrical portion and the handle portion of extending from described cylindrical portion, the threaded portion of described through hole that described cylindrical portion comprises through hole and is positioned at the described cylindrical portion of described stable handle, the described threaded portion threaded engagement on the described outer surface of itself and described sleeve pipe.
2. hand tools according to claim 1, it is characterized in that: described instrument is constructed to make the described the second end that causes described bar that turns clockwise of described handle portion of described bar to be withdrawn in the described sleeve pipe, but makes the shrinkage of described shrinkage insert thus.
3. hand tools according to claim 1 is characterized in that: but but but described instrument is constructed to make the revolution of the described handle portion of the needed described bar of described shrinkage insert shrinkage is half of revolution that described bar has been broken away from after the shrinkage the described handle portion of needed described bar at described shrinkage insert fully from described shrinkage insert.
4. hand tools according to claim 1, it is characterized in that: described instrument is constructed to make the described the second end that causes described bar that turns clockwise of described handle portion of described bar to be withdrawn in the described sleeve pipe, but make the shrinkage of described shrinkage insert thus, but but but wherein said instrument is constructed to make the revolution of the described handle portion of the needed described bar of described shrinkage insert shrinkage is half of revolution that described bar has been broken away from after the shrinkage the described handle portion of needed described bar at described shrinkage insert fully from described shrinkage insert.
5. hand tools according to claim 1 is characterized in that: described bar comprises no threaded portion, and it is disposed between described first threaded portion and described second threaded portion.
6. hand tools according to claim 1 is characterized in that: described bar comprises enlarged diameter portion, but it can contact cooperation with described shrinkage insert.
7. hand tools according to claim 1 is characterized in that: described sleeve pipe comprises shoulder, but it can contact cooperation with described shrinkage insert.
8. hand tools according to claim 1, it is characterized in that: space and groove are set near the end of described sleeve pipe to be used to receive back-up ring and snap ring, wherein said back-up ring keeps in described sleeve pipe and stablizes described bar, and wherein said snap ring keeps described back-up ring in described sleeve pipe.
9. hand tools according to claim 1 is characterized in that: the described threaded portion on the described outer surface of described sleeve pipe only is positioned on the part on the described outer surface.
10. but method that the shrinkage insert is installed is characterized in that:
Hand tools is provided, and described hand tools comprises: sleeve pipe, and described sleeve pipe has outer surface and through hole, the threaded portion that is positioned at the threaded portion on the described outer surface and is positioned at described through hole; Bar, described bar has near the handle portion first end, first threaded portion with the described threaded portion threaded engagement of the described through hole that is positioned at described sleeve pipe, but be used for second threaded portion with described shrinkage insert threaded engagement near opposite second end, the screw thread of the screw thread of wherein said first threaded portion and described second threaded portion is advanced in the opposite direction; Stablize handle, described stable handle comprises cylindrical portion and the handle portion of extending from described cylindrical portion, the threaded portion of described through hole that described cylindrical portion comprises through hole and is positioned at the described cylindrical portion of described stable handle, described threaded portion threaded engagement on the described outer surface of itself and described sleeve pipe, wherein, described bar comprises enlarged diameter portion, but it can contact cooperation with described shrinkage insert, described instrument is constructed to make the described the second end that causes described bar that turns clockwise of described handle portion of described bar to be withdrawn in the described sleeve pipe, but makes the shrinkage of described shrinkage insert thus;
Make the described handle portion of the described bar of described hand tools rotate the described sleeve pipe that stretches out described hand tools until described second threaded portion;
But contact but described shrinkage insert is screwed on described second threaded portion of described bar to divide with the described enlarged diameter portion of described bar until described shrinkage insert;
But the described handle portion of the described bar that turns clockwise when keeping described stable handle contacts described sleeve pipe until described shrinkage insert;
But in described shrinkage insert patchhole;
And the described handle portion of the described bar that when keeping described stable handle, further turns clockwise, but so that described shrinkage insert shrinkage.
11. method according to claim 10 is characterized in that: the described handle portion by rotating described bar in the counterclockwise direction when keeping described stable handle breaks away from described second threaded portion of described bar from described insert.
12. method according to claim 10 is characterized in that: but but but described instrument is constructed to make the revolution of the described handle portion of the needed described bar of described shrinkage insert shrinkage is half of revolution that described bar has been broken away from after the shrinkage the described handle portion of needed described bar at described shrinkage insert fully from described shrinkage insert.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US67490905P | 2005-04-26 | 2005-04-26 | |
| US60/674,909 | 2005-04-26 | ||
| US11/380,056 | 2006-04-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101166587A CN101166587A (en) | 2008-04-23 |
| CN100484720C true CN100484720C (en) | 2009-05-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006800141709A Expired - Fee Related CN100484720C (en) | 2005-04-26 | 2006-04-26 | hand tool and method for mounting crimping insertion piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100484720C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127956A (en) * | 2015-09-06 | 2015-12-09 | 六盘水师范学院 | Fast installation tool and installation method for expansion screw |
| CN106625392A (en) * | 2016-10-19 | 2017-05-10 | 徐军 | Built-in tap pipe fitting disassembling tool |
-
2006
- 2006-04-26 CN CNB2006800141709A patent/CN100484720C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127956A (en) * | 2015-09-06 | 2015-12-09 | 六盘水师范学院 | Fast installation tool and installation method for expansion screw |
| CN106625392A (en) * | 2016-10-19 | 2017-05-10 | 徐军 | Built-in tap pipe fitting disassembling tool |
| CN106625392B (en) * | 2016-10-19 | 2018-11-30 | 徐军 | A kind of built-in tap pipe fitting extracting tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101166587A (en) | 2008-04-23 |
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Granted publication date: 20090506 Termination date: 20120426 |