CN204164117U - A kind of modified plane explosion bolt assembly - Google Patents
A kind of modified plane explosion bolt assembly Download PDFInfo
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- CN204164117U CN204164117U CN201420571897.9U CN201420571897U CN204164117U CN 204164117 U CN204164117 U CN 204164117U CN 201420571897 U CN201420571897 U CN 201420571897U CN 204164117 U CN204164117 U CN 204164117U
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- bolt assembly
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- explosion bolt
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Abstract
The utility model relates to technical field of fastening, refer in particular to a kind of modified plane explosion bolt assembly, comprise flat quick-fried shell, this flat quick-fried shell comprises gecko pipe and threaded pipe, gecko pipe and threaded pipe one-body molded, it is characterized in that: be embedded with in described flat quick-fried shell and play core and play core from putting down the anti-flake come off in quick-fried shell for preventing, the outer of this anti-flake abuts with the inwall of flat quick-fried shell, due to the setting of anti-flake, even if in the transport or installation process of flat explosion bolt assembly, play core all firmly to be got lodged in flat quick-fried shell, effectively prevent the phenomenon generation playing core and come off in flat quick-fried shell or lose, structure is simple, practicability is stronger.
Description
Technical field
The utility model relates to technical field of fastening, refers in particular to a kind of modified plane explosion bolt assembly.
Background technique
The explosion bolt that draws sold in the market is made up of bolt, sleeve, hexagon nut, bolt is latter half of to be threaded, its front end is inverted cone, the metal sleeve that part has some grooves is actively set on bolt capital. during use, first brill on the wall size, the hole that the depth is suitable, then by the inverted cone end plug hand-hole of above-mentioned bolt, screw in nut from threaded end, using wall end face as the face of placing restrictions on, then continue turn nut and bolt will be made to pull out outward.Metal sleeve slotted portion just pops to porthole surrounding and blocks interior wall by its back taper portion, thus realizes bolton on the wall.The explosion bolt that draws of this kind of structure is be actively set on bolt and sleeve wall thickness can only be made thinner ability is easy-to-draw quick-fried due to sleeve, easily drives bolt itself relative to sleeve spin, cause overall scarifying to deviate from the final stage plate of nut check.Secondly, when this kind of bolt is installed, generally all to hit the thread head of bolt by watchman's wooden clapper butt, make it enter precalculated position in porthole, so, often damage its thread head, nut cannot be screwed in, and cause that all that has been achieved is spoiled.In addition, the explosion bolt that draws of this structure causes installation efficiency low owing to there is above-mentioned deficiency, and the helical thread portion of bolt shows out and also affects its aesthetic feeling.
Also there is flat explosion bolt on the market, play core at it is all active state before bolton, in the transport or installation process of flat explosion bolt, its bullet core is very easy to drop from flat quick-fried shell even lose, great trouble is brought to installment work, need before using to re-assembly bullet core, if play core to lose, then whole flat explosion bolt all will cancel, and defect is obvious.
Summary of the invention
The technical problems to be solved in the utility model is to provide one and effectively prevents playing core and drop, and installation efficiency is high, the modified plane explosion bolt assembly that can prevent scarifying from deviating from.
In order to solve the problems of the technologies described above, the utility model adopts following technological scheme: a kind of modified plane explosion bolt assembly, comprise flat quick-fried shell, this flat quick-fried shell comprises gecko pipe and threaded pipe, gecko pipe and threaded pipe one-body molded, be embedded with in described flat quick-fried shell and play core and play core from putting down the anti-flake come off in quick-fried shell for preventing, the outer of this anti-flake abuts with the inwall of flat quick-fried shell.
Preferably, described anti-flake is made up of plastic film.
Preferably, described anti-flake is longitudinal section is " U " shape.
Preferably, the threaded pipe of described flat quick-fried shell is connected with bolt jointing part, and have interval between described bullet core and the end of bolt jointing part, described anti-flake is positioned at this interval.
Preferably, the outer wall of described gecko pipe is provided with anti-slip veins.
Preferably, described gecko pipe offers at least three grooves that pop.
Preferably, the inwall of described gecko pipe is conical through-hole, and playing core is truncated cone, plays core and is embedded in this conical through-hole.
Preferably, the taper angle theta of described conical through-hole is 4 ° to 10 °.
Preferably, the outer end of described threaded pipe is provided with positioning ring cap.
The beneficial effects of the utility model are: the utility model provides a kind of modified plane explosion bolt assembly, screw rod or screw screw in the process of threaded pipe, the front end of screw rod or screw is pushed forward anti-flake and plays core, move forward by force to make bullet core and gecko pipe is popped to surrounding, the inwall of gecko pipe and mounting hole pushes against stuck, thus realizes the fastening effect of flat explosion bolt assembly.Owing to playing core and screw rod or screw is two components be separated from each other, along with screw rod or screw synchronous axial system, can not effectively avoid the overall defect caused by turn of flat explosion bolt at screwing operations core of being hit by a bullet.Due to the setting of anti-flake, even if in the transport or installation process of flat explosion bolt assembly, play core and all firmly got lodged in flat quick-fried shell, effectively prevent the phenomenon generation playing core and come off in flat quick-fried shell or lose, structure is simple, and practicability is stronger.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the utility model when hiding bolt jointing part.
Fig. 2 is the left TV structure schematic diagram of the utility model when hiding bolt jointing part.
Fig. 3 is the sectional structure schematic diagram of the utility model when hiding bolt jointing part.
Embodiment
For the ease of the understanding of those skilled in the art, be further described the utility model below in conjunction with embodiment and accompanying drawing, the content that mode of execution is mentioned is not to restriction of the present utility model.
As shown in Figure 1 to Figure 3, a kind of modified plane explosion bolt assembly, comprise flat quick-fried shell 1, this flat quick-fried shell 1 comprises gecko pipe 2 and threaded pipe 3, gecko pipe 2 and threaded pipe 3 one-body molded, be embedded with in described flat quick-fried shell 1 and play core 4 and play core 4 from putting down the anti-flake 5 come off in quick-fried shell 1 for preventing, the outer of this anti-flake 5 abuts with the inwall of flat quick-fried shell 1.
In actual applications, to be fixedly mounted with on metope, first needing fixing metope to offer the suitable mounting hole of the size degree of depth, then modified plane explosion bolt assembly described in the utility model is being filled in mounting hole, coordinating in the screw rod or screw screw-in threaded pipe 3 adapted.Screw rod or screw screw in the process of threaded pipe 3, the front end of screw rod or screw is pushed forward anti-flake 5 and plays core 4, to make bullet core semi-finals row move forward and be popped to surrounding by gecko pipe 2, gecko pipe 2 pushes against stuck with the inwall of mounting hole, thus realizes the fastening effect of flat explosion bolt assembly.Be two components be separated from each other owing to playing core 4 with screw rod or screw, along with screw rod or screw synchronous axial system, can not effectively avoid the defect that flat explosion bolt entirety is caused by turn at screwing operations core 4 of being hit by a bullet.
Due to the setting of anti-flake 5, even if in the transport or installation process of flat explosion bolt assembly, play core 4 and all firmly got lodged in flat quick-fried shell 1, effectively prevent the phenomenon generation playing core 4 and come off in flat quick-fried shell 1 or lose, structure is simple, and practicability is stronger.
In the present embodiment, described anti-flake 5 is made up of plastic film, and the anti-flake 5 that plastic film is made more easily is assembled in gecko pipe 2, and packaging efficiency is higher, the cost of production simultaneously greatly having reduced modified plane explosion bolt assembly low.
In the present embodiment, described anti-flake 5 is longitudinal sections is " U " shape, increases the area of contact between anti-flake 5 and the inwall of putting down quick-fried shell 1, and effectively ensure that the phenomenon that anti-flake 5 self gets loose in flat quick-fried shell 1 occurs, anticreep effect is better.
In the present embodiment, the threaded pipe 3 of described flat quick-fried shell 1 is connected with bolt jointing part 6, interval is had between described bullet core 4 and the end of bolt jointing part 6, described anti-flake 5 is positioned at this interval, and bolt jointing part 6 is screw rod or screw, when needs are fixed installation to an object, without the need to additional configuration screw rod or screw, screw rod or screw and flat explosion bolt assembly are integrally used, it uses more convenient, and practicability is stronger.
In the present embodiment, the outer wall of described gecko pipe 2 is provided with anti-slip veins, improves the tightness between gecko pipe 2 and the mounting hole of wall.
In the present embodiment, described gecko pipe 2 offers four grooves 7 that pop, and manufacture difficulty is lower, and in addition, the inwall of described gecko pipe 2 is conical through-hole 8, plays core 4 in truncated cone, plays core 4 and is embedded in this conical through-hole 8.Concrete, the taper angle theta of described conical through-hole 8 is 6 °, certainly, the quantity of groove 7 that pops and the taper angle theta number of degrees of described conical through-hole 8 also specifically can be arranged according to the intensity of gecko pipe 2, the quantity of groove 7 of such as popping is three, the taper angle theta of conical through-hole 8 is 4 °, 8 ° or 10 ° etc., and when playing core 4 and moving forward, gecko pipe 2 can normally pop and stuck with the inner wall tightening of mounting hole.
In the present embodiment, the outer end of described threaded pipe 3 is provided with positioning ring cap 9, install hole drill well after, when flat explosion bolt assembly is filled in mounting hole, due to the barrier effect of positioning ring cap 9, can prevent flat explosion bolt transition from entering in mounting hole and lose fastening effect, when especially flat explosion bolt being installed on thin plate or the wall that is built into by hollow brick, effectively can improve flat explosion bolt assembly and thin plate or connection tightness between the walls.
Above-described embodiment is the utility model preferably implementation, and in addition, the utility model can also realize by alternate manner, and under the prerequisite not departing from the technical program design, any apparent replacement is all within protection domain of the present utility model.
Claims (9)
1. a modified plane explosion bolt assembly, comprise flat quick-fried shell (1), this flat quick-fried shell (1) comprises gecko pipe (2) and threaded pipe (3), gecko pipe (2) and threaded pipe (3) one-body molded, it is characterized in that: be embedded with in described flat quick-fried shell (1) and play core (4) and play core (4) from putting down the anti-flake (5) come off in quick-fried shell (1) for preventing, the outer of this anti-flake (5) abuts with the inwall of flat quick-fried shell (1).
2. modified plane explosion bolt assembly according to claim 1, is characterized in that: described anti-flake (5) is made up of plastic film.
3. modified plane explosion bolt assembly according to claim 1, is characterized in that: described anti-flake (5) is longitudinal section is " U " shape.
4. modified plane explosion bolt assembly according to claim 1, it is characterized in that: the threaded pipe (3) of described flat quick-fried shell (1) is connected with bolt jointing part (6), have interval between described bullet core (4) and the end of bolt jointing part (6), described anti-flake (5) is positioned at this interval.
5. modified plane explosion bolt assembly according to claim 1, is characterized in that: the outer wall of described gecko pipe (2) is provided with anti-slip veins.
6. modified plane explosion bolt assembly according to claim 1, is characterized in that: described gecko pipe (2) offers at least three grooves that pop (7).
7. modified plane explosion bolt assembly according to claim 1, is characterized in that: the inwall of described gecko pipe (2) is conical through-hole (8), plays core (4) in truncated cone, plays core (4) and is embedded in this conical through-hole (8).
8. modified plane explosion bolt assembly according to claim 7, is characterized in that: the cone angle of described conical through-hole (8) is 4 ° to 10 °.
9. modified plane explosion bolt assembly according to claim 1, is characterized in that: the outer end of described threaded pipe (3) is provided with positioning ring cap (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420571897.9U CN204164117U (en) | 2014-09-30 | 2014-09-30 | A kind of modified plane explosion bolt assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420571897.9U CN204164117U (en) | 2014-09-30 | 2014-09-30 | A kind of modified plane explosion bolt assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204164117U true CN204164117U (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420571897.9U Active CN204164117U (en) | 2014-09-30 | 2014-09-30 | A kind of modified plane explosion bolt assembly |
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| Country | Link |
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| CN (1) | CN204164117U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545899A (en) * | 2015-12-28 | 2016-05-04 | 广东尚高科技有限公司 | Expansion nut and application of expansion nut to storage plate |
| CN109458446A (en) * | 2018-12-29 | 2019-03-12 | 横店集团英洛华电气有限公司 | Blind-hole parts processing scrap is anti-to drop out structure and the gear-box with the structure |
-
2014
- 2014-09-30 CN CN201420571897.9U patent/CN204164117U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545899A (en) * | 2015-12-28 | 2016-05-04 | 广东尚高科技有限公司 | Expansion nut and application of expansion nut to storage plate |
| CN109458446A (en) * | 2018-12-29 | 2019-03-12 | 横店集团英洛华电气有限公司 | Blind-hole parts processing scrap is anti-to drop out structure and the gear-box with the structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |