CN209705038U - Direct connection bolt and plate connecting piece - Google Patents
Direct connection bolt and plate connecting piece Download PDFInfo
- Publication number
- CN209705038U CN209705038U CN201822232173.2U CN201822232173U CN209705038U CN 209705038 U CN209705038 U CN 209705038U CN 201822232173 U CN201822232173 U CN 201822232173U CN 209705038 U CN209705038 U CN 209705038U
- Authority
- CN
- China
- Prior art keywords
- nut
- bar
- screw rod
- direct connection
- connection bolt
- 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
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model creation provides a kind of direct connection bolt, additionally provides a kind of plate connecting piece comprising the direct connection bolt.The direct connection bolt, including cylindric abutting bar, pushes against bar tail portion and be provided with an eccentric tail end axis, screw rod side wall radially opens up jagged, the end face that screw rod is arranged on nut offers socket joint hole, and abutting bar is rotatably assorted by the grafting in tail end axis and socket joint hole and is contained among notch；By nut driving on screw rod, rotation pushes against bar, and corresponding tail end axis axis is in tail end axis axis away between the minimum range and maximum distance for pushing against bar side wall away from bar side wall distance value is pushed against when pushing against bar and tangent nut.This direct connection bolt and plate connecting piece, by push against bar side wall and nut inner sidewall tight against, the thread that can be mutually twisted on nut and screw rod applies pressing force, increase the frictional force between thread, increase the reliability being threadedly coupled, the case where nut loosening caused by preventing because of vibration, plate superposition direct connection fails.
Description
Technical field
The invention is related to plate fitment processing technique field, is related to a kind of direct connection bolt, further relates to a kind of include being somebody's turn to do
The plate connecting piece of direct connection bolt.
Background technique
Attention with people to environmental protection, the use for being adhesive in field of furniture are more and more limited.At this stage, in general plate
In the processing assembling of formula furniture, the most common mode of fastening that is superimposed between plate and plate is exactly to pass through bolt to be connected directly fastening.Its
With efficient, fast, the characteristics of save the cost, but it is also obvious that being easy because carrying, transport, using the shortcomings that such connection
In vibration and cause bolt to loosen so that the connection between plate and plate loosens.
Utility model content
For it is above-mentioned fastening is overlapped to plate and plate using bolt when existing technical problem, the invention provides
A kind of direct connection bolt, the technical solution of the direct connection bolt are achieved in that
The direct connection bolt, including screw rod, nut and nut further include cylindric abutting bar, push against the setting of bar tail portion
There is an eccentric tail end axis, screw rod side wall radially offers the notch isometric with screw rod, and the end face that screw rod is arranged on nut is opened
Equipped with socket joint hole, abutting bar is rotatably assorted by the grafting in tail end axis and socket joint hole and is contained among notch；
By nut driving on screw rod, rotation pushes against bar, push against tail end axis axis corresponding when bar and tangent nut away from
It pushes against bar side wall distance value and is in tail end axis axis away between the minimum range and maximum distance for pushing against bar side wall.
Further, it is arranged with the runner that can be rotated around tail end axis on the tail end axis, is tight between runner and socket joint hole
Matching relationship.
Further, the abutting bar surface is evenly distributed with several salient points.
Further, the abutting pole length is greater than spiro rod length.
Further, the abutting bar is non-circular beyond screw portion outer cross section.
Further, the abutting pole length is not more than spiro rod length, pushes against and offers turn hole, turn hole on head end surface
Section is non-circular.
The invention additionally provides a kind of plate connecting piece, and the technical solution of the plate connecting piece is achieved in that
The plate connecting piece, including above-mentioned direct connection bolt；
It further includes several blocks of plates, and the through hole to match with screw rod is offered on plate, and plate passes through screw rod, nut
Cooperation is connected；
After plate is fastenedly connected, pushes against bar lateral wall and nut inner sidewall is in tight against state.
Further, in several blocks of plate, the sheet end surface being in contact with nut, which is provided with, can accommodate the heavy of nut
Hole.
The work that direct connection needs to carry out two steps is overlapped to plate using this direct connection bolt.Fastening work is carried out first
Industry: passing through the through hole on plate for screw rod, the screw on nut on screw rod, until nut and nut are by the close company of clamping of plate
It is connected together；Then it carries out locking operation: bar tail end axis will be pushed against downward, pass through notch, be inserted into socket joint hole, due to pushing against bar
Tail end eccentric shaft setting, therefore need to select angle appropriate just can be inserted into, then rotation push against bar, make abutting bar side wall tight against
On nut inner sidewall, so far the superposition direct connection of plate is completed.Push against bar side wall and nut inner sidewall tight against can be to nut
Apply pressing force with the thread being mutually twisted on screw rod, increases the frictional force between thread, increase the reliability of threaded connection, prevent
Only because of nut loosening caused by vibration, plate superposition direct connection the case where failing.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide to further understand the invention, present invention wound
The illustrative embodiments and their description made are used to explain the present invention creation, do not constitute the improper restriction to the invention.In
In attached drawing:
Fig. 1 is direct connection bolt arrangement schematic diagram；
Fig. 2 is the bottom view after direct connection bolt removal nut；
Fig. 3 is the bottom view of Fig. 1；
Fig. 4 is the enlarged diagram (eliminate nut in figure and push against the hatching on bar) in Fig. 1 at A；
Fig. 5 is plate connecting piece structural schematic diagram.
Description of symbols:
In figure: 1. screw rods, 2. nuts, 3. nuts, 4. push against bars, 5. socket joint holes, 6. notches, 7. runners, 8. tail end axis,
9. turn hole, 10. plates.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the invention can
To be combined with each other.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments creates.
Direct connection bolt described in the invention, as shown in Figures 1 to 4, including screw rod 1, nut 2 and nut 3, it further include circle
Column pushes against bar 4, pushes against 4 tail portion of bar and is provided with an eccentric tail end axis 8,1 side wall of screw rod radially offers isometric with screw rod 1
Notch 6, the end face that screw rod 1 is arranged on nut 3 offers socket joint hole 5, pushes against the grafting that bar 4 passes through tail end axis 8 and socket joint hole 5
It is rotatably assorted and is contained among notch 6；
Nut 2 is screwed on screw rod 1, rotation pushes against bar 4, pushes against tail end axis 8 corresponding when bar 4 and tangent nut 2
Axis is in 8 axis of tail end axis away between the minimum range and maximum distance for pushing against 4 side wall of bar away from 4 side wall distance value of bar is pushed against.
The work that direct connection needs to carry out two steps is overlapped to plate using this direct connection bolt.Fastening work is carried out first
Industry: screw rod 1 is passed through into the through hole on plate, the screw on nut 2 on screw rod 1, until nut and nut closely press from both sides plate
It is close to and is connected together；Then it carries out locking operation: 4 tail end axis 8 of bar will be pushed against downward, pass through notch 6, be inserted into socket joint hole 5,
Due to push against bar 48 eccentric setting of tail end axis, therefore need to select angle appropriate just can be inserted into, then rotation abutting bar 4, make to
The side wall of tight bar 4 is tight against on 2 inner sidewall of nut, and so far the superposition direct connection of plate is completed.Push against 2 inside of 4 side wall of bar and nut
Wall tight against the thread that can be mutually twisted on nut and screw rod applies pressing force, increases the frictional force between thread, increases
The case where reliability of threaded connection, nut loosening caused by preventing because of vibration, plate superposition direct connection fails.
In this direct connection bolt, the runner 7 that can be rotated around tail end axis 8, runner 7 and socket joint hole 5 are arranged on the tail end axis 8
Between be tight fit relationship.It designs in this way, bar 4 will be pushed against and be also secured on screw rod, prevent part from losing, reduce operative employee
Sequence.
In this direct connection bolt, 4 surface of abutting bar is evenly distributed with several salient points, and salient point, which can increase, pushes against 4 side wall of bar and spiral shell
Frictional force between female 2 inner sidewalls.
In this direct connection bolt, 4 length of abutting bar is greater than 1 length of screw rod, and rotation pushes against bar 4 and can be clamped by spanner
The auxiliary tools such as son, which are clamped, pushes against the operation of 4 tail portion of bar.Correspondingly, the abutting bar 4 exceeds screw rod 1 for the ease of clipping operation
Part outer cross section is non-circular.
It in above-mentioned design, pushes against bar 4 and exceeds screw rod 1, both unsightly, be also easy that maloperation occurs because touching, it is therefore, excellent
Choosing, 4 length of abutting bar is not more than 1 length of screw rod, pushes against and offers turn hole 9 in 4 head end of bar, 9 section of turn hole is
Non-circular, rotation pushes against bar 4 can be by being operated in auxiliary tool insertion turn hole 9.
Plate connecting piece including above-mentioned direct connection bolt, as shown in figure 5, it further includes several blocks of plates 10, on plate 10
The through hole to match with screw rod 1 is offered, plate 10 is connected by screw rod 1, the cooperation of nut 2；
After plate 10 is fastenedly connected, pushes against 4 lateral wall of bar and 2 inner sidewall of nut is in tight against state.Here plate shape
Shape, size, material etc. can be selected according to the actual situation, as long as this can be selected using superposition this mode of direct connection
Plate connecting piece.
Further, in this plate connecting piece, in several blocks of plate 10,10 end face of plate that is in contact with nut 3
It is provided with the counterbore that can accommodate nut 3.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modification, equivalent replacement, improvement and so on should be included in the invention
Protection scope within.
Claims (8)
1. a kind of direct connection bolt, including screw rod (1), nut (2) and nut (3), it is characterised in that: further include cylindric abutting bar
(4), it pushes against bar (4) tail portion and is provided with an eccentric tail end axis (8), screw rod (1) side wall radially offers isometric with screw rod (1)
Notch (6), the end face that screw rod (1) is arranged on nut (3) offers socket joint hole (5), push against bar (4) by tail end axis (8) with
The grafting in socket joint hole (5), which is rotatably assorted, to be contained among notch (6)；
Nut (2) is screwed on screw rod (1), rotation pushes against bar (4), pushes against bar (4) tail corresponding when tangent with nut (2)
End axis (8) axis away from push against bar (4) side wall distance value be in tail end axis (8) axis away from push against bar (4) side wall minimum range with
Between maximum distance.
2. direct connection bolt according to claim 1, it is characterised in that: being arranged on the tail end axis (8) can be around tail end axis
(8) runner (7) rotated is tight fit relationship between runner (7) and socket joint hole (5).
3. direct connection bolt according to claim 1, it is characterised in that: the abutting bar (4) surface is evenly distributed with several salient points.
4. direct connection bolt according to claim 1, it is characterised in that: abutting bar (4) length is long greater than screw rod (1)
Degree.
5. direct connection bolt according to claim 4, it is characterised in that: the abutting bar (4) is beyond outside screw rod (1) part sections
Face is non-circular.
6. direct connection bolt according to claim 1, it is characterised in that: abutting bar (4) length is long no more than screw rod (1)
Degree is pushed against and is offered turn hole (9) in bar (4) head end, and turn hole (9) section is non-circular.
7. a kind of plate connecting piece, it is characterised in that: including the direct connection as described in any one of claims 1 to 6 claim
Bolt；
Further include several pieces of plates (10), the through hole to match with screw rod (1) is offered on plate (10), plate (10) passes through
Screw rod (1), nut (2) cooperation are connected；
After plate (10) is fastenedly connected, pushes against bar (4) lateral wall and nut (2) inner sidewall is in tight against state.
8. plate connecting piece according to claim 7, it is characterised in that: in several blocks of plate (10), with nut (3)
Plate (10) end face being in contact is provided with the counterbore that can accommodate nut (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822232173.2U CN209705038U (en) | 2018-12-28 | 2018-12-28 | Direct connection bolt and plate connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822232173.2U CN209705038U (en) | 2018-12-28 | 2018-12-28 | Direct connection bolt and plate connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209705038U true CN209705038U (en) | 2019-11-29 |
Family
ID=68638666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822232173.2U Expired - Fee Related CN209705038U (en) | 2018-12-28 | 2018-12-28 | Direct connection bolt and plate connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209705038U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538607A (en) * | 2018-12-28 | 2019-03-29 | 天津市耐特家具有限公司 | Direct connection bolt and plate connecting piece |
-
2018
- 2018-12-28 CN CN201822232173.2U patent/CN209705038U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538607A (en) * | 2018-12-28 | 2019-03-29 | 天津市耐特家具有限公司 | Direct connection bolt and plate connecting piece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20191129 Termination date: 20211228 |