CN205315419U - A connection structure that is used for between back and handrail - Google Patents
A connection structure that is used for between back and handrail Download PDFInfo
- Publication number
- CN205315419U CN205315419U CN201620033492.9U CN201620033492U CN205315419U CN 205315419 U CN205315419 U CN 205315419U CN 201620033492 U CN201620033492 U CN 201620033492U CN 205315419 U CN205315419 U CN 205315419U
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- connection
- backrest
- handrail
- face
- plate
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Abstract
The utility model belongs to the technical field of seat, sofa manufacturing, especially, relate to a connection structure that is used for between back and handrail, including setting up connection mother portion and setting on the handrail terminal surface are in connection public affairs portion on the back terminal surface, connect mother portion including connecting notch unit and the fixed unit of mother portion, connect the notch unit with the back terminal surface forms goes up wide narrow connection notch down, connect public affairs by the punching press of back terminal surface forms. The utility model discloses in through set up being in connection mother on handrail terminal surface portion with connection public affairs portion on the back terminal surface accomplishes the back with the connection of handrail, the utility model has the advantages of joint strength is big, and stability, the flexibility is good, the loading and unloading of being convenient for.
Description
Technical field
The utility model belongs to seat, sofa manufacturing technology field, particularly relates to a kind of for the connection structure between backrest and handrail.
Background technology
The connection structure of prior art backrest and handrail and seat cushion, is using the parts of handrail as fixing back rest cushion, handrail is fixed by bolts to the both sides of backrest and seat cushion. Its weak point is: when people use chair, often can repeatedly by back by backrest, now bolt for fixing backrest and seat cushion all bears shearing force. If bolt is subject to the impact of shearing force for a long time, just likely causes loosening or damage of bolt, just likely cause personnel safety accident.
Patent publication No. is CN202234045U, the Chinese utility model patent that publication date is 2012.05.30 discloses the fixing backrest of one web plate, the chair of handrail, comprise by Foot of chair, seat cushion, handrail, the chair of backrest composition, the rear portion of described backrest is fixedly connected web plate, the both sides of described web plate have the rear portion that bolt is fixedly connected on handrail, the bottom of described handrail has the seat cushion supporting plate that bolt is fixedly connected described seat cushion bottom, it is fixedly connected web plate at the rear portion of backrest, the both sides of web plate have the rear portion that bolt is fixedly connected on handrail, the bottom of handrail has the seat cushion supporting plate that bolt is fixedly connected described seat cushion bottom, backrest, handrail and seat cushion become firm entirety.
But the flexibility ratio that backrest described in this practicality is novel and handrail connect structure is not high, and it is convenient not to load and unload.
Practical novel content
The purpose of this utility model is to provide a kind of for the connection structure between backrest and handrail, and it is big that this connection structure has strength of joint, flexibility ratio height, advantage easy to loading and unloading.
The utility model overcomes the above problems the technical scheme of employing: a kind of for the connection structure between backrest and handrail, comprise the connection mother portion being arranged on described handrail end face and the male portion of connection being arranged on described backrest end face, described connection mother portion comprises and connects notch unit and mother portion fixed cell, described connection notch unit and described backrest end face form connection notch wide at the top and narrow at the bottom, and described connection public affairs portion is stamped to form by described backrest end face. Connecting mother portion described in this setting and connect male portion and be connected, ensure that described backrest and handrail connection have strength of joint big, handiness height, is convenient to the advantage of handling.
Preferred technical scheme is further: described connection notch unit comprises the connection limiting plate of " U " type, minor plate face on the minor plate part vertical direction of described connection limiting plate both sides overlaps with described backrest end face, and described connection limiting plate is connected with described mother portion fixed cell.
Preferred technical scheme is further: described connection limiting plate comprises base plate wide at the top and narrow at the bottom, and the thickness of described base plate is 3-6cm
Further preferred technical scheme is: described base plate parallel with described backrest end face or with described backrest end slope and the distance of the lower end of described base plate and described backrest end face is less than upper end.
Preferred technical scheme is further: described mother portion fixed cell comprises mounting plate and standing bolt, and described mounting plate is separately positioned on described connection notch unit both sides, and described mounting plate is fixed on described backrest end face.
Preferred technical scheme is further: described mounting plate is provided with the described standing bolt of 2-4 group.
Preferred technical scheme is further: described connection public affairs portion comprises and connects the perpendicular plate in public affairs portion and connect public affairs portion transverse slat, and the thickness of the perpendicular plate in described connection public affairs portion is equal with the thickness of described connection notch.
Preferred technical scheme is further: the perpendicular plate in described connection public affairs portion is for inserting described connection notch, and the perpendicular plate in described connection public affairs portion is shape wide at the top and narrow at the bottom. This makes described connection notch up big and down small, wide at the top and narrow at the bottom in arranging, it is to increase the strength of joint of described backrest and handrail.
Preferred technical scheme is further: the width of described connection public affairs portion transverse slat is equal with described connection notch and connection limiting plate thickness sum.
Preferred technical scheme is further: the thickness of described connection notch is 3-6cm.
By the male portion of connection in the connection mother portion that is arranged on described handrail end face and described backrest end face in the utility model, complete described backrest and the connection of described handrail, it is big that the utility model has strength of joint, and stability, handiness are good, are convenient to the advantage of handling.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation connecting mother portion in the utility model.
Fig. 3 is the structural representation connecting public affairs portion in the utility model.
Fig. 4 is the use schematic diagram of the utility model one embodiment.
Embodiment
The following stated is only better embodiment of the present utility model, not scope of the present utility model is limited.
Embodiment: as shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3 and accompanying drawing 4, a kind of for the connection structure between backrest and handrail, comprise the connection mother portion 2 being arranged on described handrail end face 1 and the male portion 4 of connection being arranged on described backrest end face 3, described connection mother portion 2 comprises and connects notch unit 201 and mother portion fixed cell 202, described connection notch unit 201 and described backrest end face 3 form connection notch 20101 wide at the top and narrow at the bottom, and described connection public affairs portion 4 is stamped to form by described backrest end face 3. Described connection mother portion 2 and the male portion 4 of connection are connected, and ensure that described backrest and handrail connection have strength of joint big, and handiness height, is convenient to the advantage of handling.
Described connection notch unit 201 comprises the connection limiting plate 20102 of " U " type, minor plate face on the minor plate part vertical direction of described connection limiting plate 20102 both sides overlaps with described backrest end face 3, and described connection limiting plate 20102 is connected with described mother portion fixed cell 202. Described connection limiting plate 20102 comprises base plate wide at the top and narrow at the bottom, and the thickness of described base plate is 3-6cm. Described base plate is parallel with described backrest end face 3 or tilts with described backrest end face 3 and the distance of the lower end of described base plate and described backrest end face 3 is less than upper end.Described mother portion fixed cell 202 comprises mounting plate 20201 and standing bolt 20202, and described mounting plate 20201 is separately positioned on described connection notch unit 201 both sides, and described mounting plate 20201 is fixed on described backrest end face 3. Described mounting plate 20201 is provided with the described standing bolt 20202 of 2-4 group, described connection notch 20101 is up big and down small, wide at the top and narrow at the bottom, it is to increase the strength of joint of described backrest and handrail.
Described connection public affairs portion 4 comprises and connects the perpendicular plate 401 in public affairs portion and connect public affairs portion transverse slat 402, and the thickness of the perpendicular plate 401 in described connection public affairs portion is equal with the thickness of described connection notch 20101. The perpendicular plate 401 in described connection public affairs portion is for inserting described connection notch 20101, and the perpendicular plate 401 in described connection public affairs portion is in shape wide at the top and narrow at the bottom. The width of described connection public affairs portion transverse slat 402 is equal with described connection notch 20101 and connection both limiting plates 20102 thickness sum. The thickness of described connection notch 20101 is 3-6cm.
When installing described backrest, the male portion 4 of described connection on described backrest end face is inserted in the described connection mother portion 2 on two described handrail end faces, completes the installation steady job of described backrest.
Above in conjunction with accompanying drawing, enforcement mode of the present utility model is explained in detail, but the utility model is not limited to above-mentioned enforcement mode, in the ken that described technical field those of ordinary skill possesses, it is also possible to make various amendment under the prerequisite not departing from the utility model objective. These are all not creative amendments, as long as being all subject to the protection of patent law in right of the present utility model.
Claims (10)
1. one kind for the connection structure between backrest and handrail, comprise the connection mother portion (2) being arranged on described handrail end face (1) and the male portion of connection (4) being arranged on described backrest end face (3), it is characterized in that: described connection mother portion (2) comprises and connects notch unit (201) and mother portion fixed cell (202), described connection notch unit (201) and described backrest end face (3) form connection notch (20101) wide at the top and narrow at the bottom, and described connection public affairs portion (4) is stamped to form by described backrest end face (3).
2. according to claim 1 a kind of for the connection structure between backrest and handrail, it is characterized in that: described connection notch unit (201) comprises the connection limiting plate (20102) of " U " type, minor plate face on the minor plate part vertical direction of described connection limiting plate (20102) both sides overlaps with described backrest end face (3), and described connection limiting plate (20102) is connected with described mother portion fixed cell (202).
3. according to claim 2 a kind of for the connection structure between backrest and handrail, it is characterised in that: described connection limiting plate (20102) comprises base plate wide at the top and narrow at the bottom, and the thickness of described base plate is 3-6cm.
4. according to claim 3 a kind of for the connection structure between backrest and handrail, it is characterised in that: described base plate parallel with described backrest end face (3) or with described backrest end face (3) tilt and the distance of the lower end of described base plate and described backrest end face (3) is less than upper end.
5. according to claim 1 a kind of for the connection structure between backrest and handrail, it is characterized in that: described mother portion fixed cell (202) comprises mounting plate (20201) and standing bolt (20202), described mounting plate (20201) is separately positioned on described connection notch unit (201) both sides, and described mounting plate (20201) is fixed on described backrest end face (3).
6. according to claim 5 a kind of for the connection structure between backrest and handrail, it is characterised in that: described mounting plate (20201) is provided with the described standing bolt of 2-4 group (20202).
7. according to claim 1 a kind of for the connection structure between backrest and handrail, it is characterized in that: described connection public affairs portion (4) comprises and connects the perpendicular plate (401) in public affairs portion and connect public affairs portion transverse slat (402), the thickness of the perpendicular plate (401) in described connection public affairs portion is equal with the thickness of described connection notch (20101).
8. according to claim 7 a kind of for the connection structure between backrest and handrail, it is characterised in that: the perpendicular plate (401) in described connection public affairs portion is for inserting described connection notch (20101), and the perpendicular plate (401) in described connection public affairs portion is in shape wide at the top and narrow at the bottom.
9. according to claim 7 a kind of for the connection structure between backrest and handrail, it is characterised in that: the width of described connection public affairs portion transverse slat (402) is equal with described connection notch (20101) and both thickness sums of connection limiting plate (20102).
10. according to claim 1 a kind of for the connection structure between backrest and handrail, it is characterised in that: the thickness of described connection notch (20101) is 3-6cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620033492.9U CN205315419U (en) | 2016-01-14 | 2016-01-14 | A connection structure that is used for between back and handrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620033492.9U CN205315419U (en) | 2016-01-14 | 2016-01-14 | A connection structure that is used for between back and handrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205315419U true CN205315419U (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620033492.9U Active CN205315419U (en) | 2016-01-14 | 2016-01-14 | A connection structure that is used for between back and handrail |
Country Status (1)
| Country | Link |
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| CN (1) | CN205315419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438624A (en) * | 2016-11-02 | 2017-02-22 | 南平市建阳区宏阳竹木有限公司 | Connecting structure for furniture fittings |
-
2016
- 2016-01-14 CN CN201620033492.9U patent/CN205315419U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438624A (en) * | 2016-11-02 | 2017-02-22 | 南平市建阳区宏阳竹木有限公司 | Connecting structure for furniture fittings |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |