CN203559536U - Angle-adjustable guardrail pipe connecting piece - Google Patents
Angle-adjustable guardrail pipe connecting piece Download PDFInfo
- Publication number
- CN203559536U CN203559536U CN201320701828.0U CN201320701828U CN203559536U CN 203559536 U CN203559536 U CN 203559536U CN 201320701828 U CN201320701828 U CN 201320701828U CN 203559536 U CN203559536 U CN 203559536U
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- Prior art keywords
- spacing section
- angle
- tubing
- segmental arc
- crossbeam
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- Withdrawn - After Issue
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Abstract
The utility model discloses an angle-adjustable guardrail pipe connecting piece. The connecting piece comprises a support body and a case cover, wherein the support body comprises a bottom plate for being connected with a column pipe and side plates for being connected with a cross beam pipe, the case cover is tightly pressed and fixed on the column pipe through the bottom plate, a central hole is formed at a part, which extends out of the case cover, of each side plate, and the support body is hinged to the cross beam pipe through a fastening bolt penetrating the central holes. The angle-adjustable guardrail pipe connecting piece has the advantages of simple structure, capability of being placed in pipes, convenience in installation, low manufacturing cost and high connecting strength.
Description
Technical field
The utility model relates to the accessory connecting for tubing in stair railing, relates in particular to the adjustable railing tube connection piece of a kind of angle.
Background technology
Existing stair railing adopts tubing to make conventionally.Stair railing has identical lift angle with stair with respect to ground, when stair railing is installed, angle between column and crossbeam can be according to the variation of stair lift angle and is different, for the ease of the angle between adjusting post and crossbeam, existing stair are generally that a plastic fittings is installed respectively on column and crossbeam, to plastic fittings, column and crossbeam is hinged by this again, its defect is that plastic fittings is placed in column and crossbeam is outside, have a strong impact on the overall appearance of stair railing, and this is to plastic fittings complex structure, cost of manufacture is high, and bonding strength is low, fragile.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, can be placed in tubing inside, the adjustable railing tube connection piece of angle that easy for installation, cost of manufacture is low, bonding strength is high.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
The adjustable railing tube connection piece of a kind of angle, it is characterized in that: comprise rack body and clamshell, described rack body comprises for connecting the base plate of column tubing and for the side plate of connecting cross beam tubing, described clamshell is fixed on column tubing through base plate, the part that described side plate stretches out clamshell is provided with centre bore, and described rack body is by hinged through tight fixed bolt and the crossbeam tubing of described centre bore.
Further improvement as above technical scheme:
The upper and lower both sides of described side plate are respectively equipped with take that the center of circle of described centre bore is round dot first rotate segmental arc and second and rotate segmental arc, the center of circle of described centre bore is positioned at clamshell port institute planar, the described first mid point, second that rotates segmental arc rotates the mid point of segmental arc and the center of circle of described centre bore is located along the same line, while regulating between crossbeam tubing and column tubing angle, described crossbeam pipe material inner wall and first rotates segmental arc and the second rotation segmental arc keeps in touch, and described crossbeam outer pipe wall and clamshell port edge join.
Described clamshell port place plane arranges with described angular bisector is vertical.
Between described first spacing section and the 3rd spacing section, the angular bisector of angle and the angle of base plate are α, and each spacing section is β with the angle of described angular bisector, 50 °≤α≤60 ° wherein, 5 °≤β≤15 °.
Described crossbeam pipe material inner wall being projected as on cross section is square, and crossbeam pipe material inner wall width is H, and the distance between described first spacing section and the 4th spacing section is H, and the distance between described second spacing section and the 3rd spacing section is H.
The described first radius and the second radius that rotates segmental arc that rotates segmental arc is H/2.
Described rack body is connected with crossbeam tubing by the tight fixed bolt through described centre bore, and when described tight fixed bolt is tightened, the side plate of driving arm body is connected with the swelling of crossbeam pipe material inner wall.
Described base plate both sides are provided with pair of side plates, and the centre bore on a side plate is the screwed hole coordinating with tight fixed bolt, and the centre bore on another part side plate is the pilot hole to location, tight fixed bolt end.
Compared with prior art, the utility model has the advantage of:
The adjustable railing tube connection piece of angle of the present utility model, on the side plate of rack body, be provided with for the centre bore hinged with crossbeam tubing, can be first during installation by tight fixed bolt and centre bore by rack body and crossbeam tubing pre-connection, crossbeam tubing can be rotated around this tight fixed bolt, according to stair lift angle, regulate angle between crossbeam tubing and column tubing again, after adjusting puts in place again by tight fixed bolt to its fastening location, simple to operate, easy to adjust, accurate positioning is installed; Meanwhile, the complete available metal sheet material of rack body consisting of base plate and side plate in the utility model bends shaping, and its bonding strength has significantly and promotes than existing plastic fittings.The upper and lower both sides of side plate are respectively equipped with take that the center of circle of centre bore is round dot first rotate segmental arc and second and rotate segmental arc, the center of circle of centre bore is positioned at clamshell port institute planar, the first mid point, second that rotates segmental arc rotates the mid point of segmental arc and the center of circle of centre bore is located along the same line, and this structure can guarantee that crossbeam tubing has larger angle of regulation range; While regulating between crossbeam tubing and column tubing angle, crossbeam pipe material inner wall and first rotates segmental arc and the second rotation segmental arc keeps in touch, therefore crossbeam tubing is positioned at optional position and all can be subject to the support that the first rotation segmental arc and second rotates segmental arc, the spacing of crossbeam outer pipe wall and clamshell port edge is only subject to the impact of crossbeam tube wall thickness and rotational angle simultaneously, and tube wall thickness is generally 1-2MM, therefore this gap affects is negligible, thereby realize " slitless connection " of crossbeam outer pipe wall and clamshell, guarantee the overall aesthetics of stair railing.
Accompanying drawing explanation
Fig. 1 is the left TV structure schematic diagram of connector in the utility model.
Fig. 2 is the perspective view that in the utility model, connector is connected with column tubing.
Fig. 3 is the main TV structure schematic diagram that in the utility model, connector is connected with column tubing.
Fig. 4 is the A-A sectional view of Fig. 3.
The view that Fig. 5 is crossbeam tubing of the present utility model when regulating center angle to insert connector.
The view that Fig. 6 is crossbeam tubing of the present utility model when regulating maximum angle to insert connector.
The view that Fig. 7 is crossbeam tubing of the present utility model when regulating minimum angles to insert connector.
The view that Fig. 8 is crossbeam tubing of the present utility model so that nonspecific angle is inserted connector in alpha-beta < Φ < alpha+beta adjustable range.
In figure, each label represents:
1, rack body; 2, clamshell; 3, column tubing; 4, crossbeam tubing; 11, base plate; 12, side plate; 111, tight fixed bolt; 120, centre bore; 121, first spacing section; 122, second spacing section; 123, the 3rd spacing section; 124, the 4th spacing section; 125, first rotate segmental arc; 126, second rotate segmental arc.
The specific embodiment
Below with reference to the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 to Fig. 8 shows the adjustable railing tube connection piece embodiment of a kind of angle of the present utility model, this connector comprises rack body 1 and clamshell 2, rack body 1 comprises for connecting the base plate 11 of column tubing 3 and for the side plate 12 of connecting cross beam tubing 4, clamshell 2 is fixed on column tubing 3 through base plate 11, the part of stretching out clamshell 2 on side plate 12 is provided with centre bore 120, rack body 1 is hinged with crossbeam tubing 4 by the tight fixed bolt 111 through centre bore 120, during installation, can first rack body 1 and clamshell 2 be fixed on column tubing 3, again crossbeam tubing 4 is inserted between rack body 1 and clamshell 2, and by tight fixed bolt 111 and centre bore 120 by rack body 1 and crossbeam tubing 4 pre-connections, crossbeam tubing 4 can be rotated around this tight fixed bolt 111, according to stair lift angle, regulate angle between crossbeam tubing 4 and column tubing 3 again, after putting in place, adjusting passes through again tight fixed bolt 111 to its fastening location, simple to operate, install easy to adjust, accurate positioning, meanwhile, the complete available metal sheet material of rack body 1 consisting of base plate 11 and side plate 12 in the utility model bends shaping, and its bonding strength has significantly and promotes than existing plastic fittings.
In the present embodiment, side plate is respectively equipped with take that the center of circle of described centre bore 120 is round dot first rotate segmental arc 125 and second and rotate segmental arc 126 in both sides Shang Xia 12, the center of circle of centre bore 120 is positioned at clamshell 2 port institutes planar, first rotates the mid point of segmental arc 125, the second rotation mid point of segmental arc 126 and the center of circle of centre bore 120 are located along the same line, the structure on side plate both sides Shang Xia 12 can guarantee that crossbeam tubing 4 has larger angle of regulation range, while regulating between crossbeam tubing and column tubing angle, crossbeam pipe material inner wall and first rotates segmental arc and the second rotation segmental arc keeps in touch, therefore crossbeam tubing is positioned at optional position and all can be subject to the support that the first rotation segmental arc and second rotates segmental arc, the spacing of crossbeam outer pipe wall and clamshell port edge is only subject to the impact of crossbeam tube wall thickness and rotational angle simultaneously, and tube wall thickness is generally 1-2MM, therefore this gap affects is negligible, thereby realize " slitless connection " of crossbeam outer pipe wall and clamshell, thereby guarantee the overall aesthetics of stair railing.
In the present embodiment, the top of the side plate 12 of rack body 1 also comprises and is divided into first spacing section 121 and second spacing section 122 of the first rotation segmental arc 125 both sides, be divided into the 3rd spacing section 123 and the 4th spacing section 124 of the second rotation segmental arc 126 both sides also comprising below of side plate 12, as shown in Figure 4, first spacing section 121 and the 3rd spacing section 123 all joins with base plate 11, first spacing section 121 124 parallel with the 4th spacing section, second spacing section 122 123 parallel with the 3rd spacing section, facilitates rotating around rack body 1 of crossbeam tubing 4.Crossbeam tubing 4 inwalls being projected as on cross section is square, crossbeam tubing 4 inwall width are H, distance between first spacing section 121 and the 4th spacing section 124 is H, distance between second spacing section 122 and the 3rd spacing section 123 is also H, when crossbeam tubing 4 turns to upper and lower two limit positions, crossbeam tubing 4 inwalls can be subject to the support of a pair of spacing section simultaneously, improve connector to crossbeam tubing 4 support strength when the extreme position.In the utility model, the first radius and the second radius that rotates segmental arc that rotates segmental arc is H/2, guarantee that crossbeam tubing 4 is when non-extreme position, all the time keep at 2 with the side plate 12 of rack body 1 and contact, thus improve connector to crossbeam tubing 4 support strength when the non-extreme position.
In the present embodiment, clamshell 2 port place planes with first spacing section 121, the 3rd spacing section 123 between vertical setting of angular bisector, for crossbeam tubing 4 rotates and reserves suitable space up and down around rack body 1, facilitate crossbeam tubing 4 to rotate within the specific limits.
In the present embodiment, between first spacing section 121 and the 3rd spacing section 123, the angle of the angular bisector of angle and base plate 11 is α, first spacing section 121, second spacing section 122, the 3rd spacing section 123, be β with the angle of above-mentioned angular bisector for the 4th spacing section 124, by the size of angle α and β is set, (establishing and rotating adjusting angle is Φ in the time of can making two railing tubes connect, to have certain angle of regulation range, alpha-beta≤Φ≤alpha+beta), make connector of the present utility model go for the different multiple installation occasion of stair lift angle, adaptable.In the present embodiment, α=55 °, β=10 °.As shown in Fig. 5 to Fig. 8, when the upper inwall of crossbeam tubing 4 is when first spacing section 121 contacts, lower inwall contacts with the 4th spacing section 124 simultaneously, and now crossbeam tubing 4 is alpha+beta=65 ° with the angle of column tubing 3, as shown in Figure 6.When the upper inwall of crossbeam tubing 4 is when second spacing section 122 contacts, lower inwall contacts with the 3rd spacing section 123 simultaneously, now crossbeam tubing 4 is alpha-beta=45 ° with the angle of column tubing 5, as shown in Figure 7, to can be used for lift angle be that the stair railing of 45 °～65 ° is installed to the connector in visible the present embodiment.Fig. 8 has shown when the inwall up and down of crossbeam tubing 4 is not when any spacing section of rack body 1 contacts, crossbeam tubing 4 inserts the state of connector with nonspecific angle (i.e. 45 ° of < Φ <65 °), in this state, the inwall up and down of crossbeam tubing 4 contacts with the first rotation segmental arc 125, the second rotation segmental arc 126 respectively.
In the present embodiment, rack body 1 is connected with crossbeam tubing 4 by the tight fixed bolt 111 through centre bore 120, base plate 11 both sides are provided with pair of side plates 12, centre bore 120 on a side plate 12 is the screwed hole coordinating with tight fixed bolt 111, at tight fixed bolt 111, tightening Shi Qike struts the biside plate of rack body 1 12 appropriateness, the side plate 12 of driving arm body 1 is realized swelling with crossbeam tubing 4 inwalls and is connected, and guarantees connective stability; Centre bore 120 on another part side plate 12 is the pilot hole to tight fixed bolt 111 location, end, and the tail end of tight fixed bolt 111 props up pilot hole, and pilot hole is offset in the time of can avoiding tight fixed bolt 111 to push against rack body 1 side plate 12, guarantees swelling effect.
Although the utility model discloses as above with preferred embodiment, yet not in order to limit the utility model.Any those of ordinary skill in the art, in the situation that not departing from technical solutions of the utility model scope, all can utilize the technology contents of above-mentioned announcement to make many possible changes and modification to technical solutions of the utility model, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solutions of the utility model,, all should drop in the scope of technical solutions of the utility model protection any simple modification made for any of the above embodiments, equivalent variations and modification according to the utility model technical spirit.
Claims (10)
1. the adjustable railing tube connection piece of angle, it is characterized in that: comprise rack body (1) and clamshell (2), described rack body (1) comprises base plate (11) for connecting column tubing (3) and for the side plate (12) of connecting cross beam tubing (4), described clamshell (2) is fixed on column tubing (3) through base plate (11), the part that described side plate (12) stretches out clamshell is provided with centre bore (120), and described rack body (1) is hinged by the tight fixed bolt (111) through described centre bore (120) and crossbeam tubing (4).
2. the adjustable railing tube connection piece of angle according to claim 1, it is characterized in that: the upper and lower both sides of described side plate (12) be respectively equipped with take that the center of circle of described centre bore (120) is round dot first rotate segmental arc (125) and the second rotation segmental arc (126), the center of circle of described centre bore (120) is positioned at clamshell (2) port institute planar, described first rotates the mid point of segmental arc (125), the mid point of the second rotation segmental arc (126) and the center of circle of described centre bore (120) are located along the same line, while regulating between crossbeam tubing (4) and column tubing (3) angle, described crossbeam tubing (4) inwall and first rotates segmental arc (125) and the second rotation segmental arc (126) keeps in touch, described crossbeam tubing (4) outer wall and clamshell (2) port edge join.
3. the adjustable railing tube connection piece of angle according to claim 2, it is characterized in that: the top of described side plate (12) also comprises first spacing section (121) and second spacing section (122) that are divided into described the first rotation segmental arc (125) both sides, be divided into also the comprising below of described side plate (12) the described second the 3rd spacing section (123) and the 4th spacing section (124) of rotating segmental arc (126) both sides, described first spacing section (121) and the 3rd spacing section (123) all join with described base plate (11), described first spacing section (121) are parallel with the 4th spacing section (124), second spacing section (122) are parallel with the 3rd spacing section (123).
4. the adjustable railing tube connection piece of angle according to claim 3, it is characterized in that: between described first spacing section (121) and the 3rd spacing section (123), the angular bisector of angle and the angle of base plate (11) are α, each spacing section is β with the angle of described angular bisector, 50 °≤α≤60 ° wherein, 5 °≤β≤15 °.
5. the adjustable railing tube connection piece of angle according to claim 4, is characterized in that: described clamshell (2) port place plane arranges with described angular bisector is vertical.
6. according to the adjustable railing tube connection piece of the angle described in any one in claim 3 to 5, it is characterized in that: described crossbeam tubing (4) inwall being projected as on cross section is square, crossbeam tubing (4) inwall width is H, distance between described first spacing section (121) and the 4th spacing section (124) is H, and the distance between described second spacing section (122) and the 3rd spacing section (123) is H.
7. the adjustable railing tube connection piece of angle according to claim 6, is characterized in that: the described first radius and the second radius that rotates segmental arc (126) that rotates segmental arc (125) is H/2.
8. according to the adjustable railing tube connection piece of the angle described in any one in claim 1 to 5, it is characterized in that: when described tight fixed bolt (111) is tightened, the side plate (12) of driving arm body (1) is connected with crossbeam tubing (4) inwall swelling.
9. the adjustable railing tube connection piece of angle according to claim 7, is characterized in that: when described tight fixed bolt (111) is tightened, the side plate (12) of driving arm body (1) is connected with crossbeam tubing (4) inwall swelling.
10. the adjustable railing tube connection piece of angle according to claim 9, it is characterized in that: described base plate (11) both sides are provided with pair of side plates (12), centre bore (120) on a side plate (12) is the screwed hole coordinating with tight fixed bolt (111), and the centre bore (120) on another part side plate (12) is the pilot hole to location, tight fixed bolt (111) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320701828.0U CN203559536U (en) | 2013-11-08 | 2013-11-08 | Angle-adjustable guardrail pipe connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320701828.0U CN203559536U (en) | 2013-11-08 | 2013-11-08 | Angle-adjustable guardrail pipe connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203559536U true CN203559536U (en) | 2014-04-23 |
Family
ID=50509267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320701828.0U Withdrawn - After Issue CN203559536U (en) | 2013-11-08 | 2013-11-08 | Angle-adjustable guardrail pipe connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203559536U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103590554A (en) * | 2013-11-08 | 2014-02-19 | 湖南省金为型材有限公司 | Angle-adjustable guardrail pipe connecting piece |
-
2013
- 2013-11-08 CN CN201320701828.0U patent/CN203559536U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103590554A (en) * | 2013-11-08 | 2014-02-19 | 湖南省金为型材有限公司 | Angle-adjustable guardrail pipe connecting piece |
| CN103590554B (en) * | 2013-11-08 | 2016-06-08 | 湖南省金为型材有限公司 | A kind of railing tube connection piece of angle adjustable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140423 Effective date of abandoning: 20160608 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |