CN210870596U - Boss chair base - Google Patents
Boss chair base Download PDFInfo
- Publication number
- CN210870596U CN210870596U CN201921444702.3U CN201921444702U CN210870596U CN 210870596 U CN210870596 U CN 210870596U CN 201921444702 U CN201921444702 U CN 201921444702U CN 210870596 U CN210870596 U CN 210870596U
- Authority
- CN
- China
- Prior art keywords
- boss
- butterfly wing
- plate
- base
- chair
- 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.)
- Active
Links
Images
Landscapes
- Special Chairs (AREA)
Abstract
A chair boss base comprising: the base substrate is in a flat plate shape, and a first round hole is formed in the center of the base substrate; the butterfly wing plates are respectively positioned on two sides of the base plate, and the butterfly wing plates on the two sides are connected with the base plate through bevel edges; the outer side of the butterfly wing plate is provided with an upward flanging; four long circular holes are arranged and are arranged on the butterfly wing plate; the boss is arranged on the base plate, and the protruding direction of the boss is the same as the flanging direction; two reinforcing ribs are arranged, the two reinforcing ribs are respectively arranged at two sides of the boss, and the axes of the reinforcing ribs are parallel to each other; the groove is arranged at the top of the boss, the axis of the groove is parallel to the axis of the reinforcing rib, and the top of the groove is also provided with a long waist hole perpendicular to the axis of the groove.
Description
Technical Field
The utility model relates to a seat welding part, concretely relates to boss chair base.
Background
More and more people seek the seat comfort and the ergonomics, and the ergonomic chair is often provided with a movable structure, and a swivel chair tray at the bottom of the seat is composed of an upper tray, a lower tray, a support shaft and other related structures.
The invention discloses a swivel chair tray which is named as a swivel chair tray adjusted by a crank sliding block mechanism and is disclosed in China published patent No. CN209073846U, published 2019, 7 and 9, and particularly relates to a swivel chair tray adjusted by a crank sliding block mechanism. It mainly solves the swivel chair tray that prior art exists and can't adjust the power of heeling on of back to need great power during the regulation of many grades, operate the technical problem that is more complicated etc.. The utility model discloses a seat fixed plate (1), seat fixed plate (1) on swing joint have bottom plate (2), be connected with middle seat (4) through axle (3) on the bottom plate, one side of bottom plate is equipped with locking plate (5), transverse arrangement has multichannel adjustment tank (6) on the locking plate, is equipped with slider (7) in the adjustment tank, the slider is connected with position control pole (8), the position control pole cross-under is on locating plate (9), the locating plate is fixed on the seat fixed plate.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a to current boss chair base carry out a lot of at base substrate usually buckle and make the whole book of butterfly wing make boss chair base buckle and be the H shape on the interface and lead to the processing degree of difficulty big and need consume with many materials and designed a boss chair base butterfly wing only have the mid portion to buckle and protruding, base substrate carries out twice and buckles and keep apart the butterfly wing technology of buckling when guaranteeing intensity.
A chair boss base comprising:
the base substrate is in a flat plate shape, and a first round hole is formed in the center of the base substrate;
the butterfly wing plates are respectively positioned on two sides of the base plate, and the butterfly wing plates on the two sides are connected with the base plate through bevel edges;
an upward mounting long round hole is formed in the outer side of the butterfly wing plate;
four long circular holes are arranged and are arranged on the butterfly wing plate;
the boss is arranged on the base plate, and the protruding direction of the boss is the same as the flanging direction;
two reinforcing ribs are arranged, the two reinforcing ribs are respectively arranged at two sides of the boss, and the axes of the reinforcing ribs are parallel to each other;
the groove is arranged at the top of the boss, the axis of the groove is parallel to the axis of the reinforcing rib, and the top of the groove is also provided with a long waist hole perpendicular to the axis of the groove.
Preferably, the reinforcing ribs are a first reinforcing rib and a second reinforcing rib respectively;
the length of the first reinforcing rib is smaller than the width of the base plate;
the length of the second reinforcing rib is larger than the width of the base plate, and two ends of the second reinforcing rib extend to the butterfly wing plates on two sides.
Preferably, the first reinforcing rib and the second reinforcing rib have the same width, and the two reinforcing ribs are formed by stamping, and the protruding direction is the same as the boss direction.
Preferably, the middle part of the butterfly wing plate is provided with a trapezoidal opening;
the flanging is positioned at the trapezoidal edge of the butterfly wing plate.
Preferably, the turnup is perpendicular to the butterfly wing plate;
the flanging comprises a middle section and two side sections, and the middle section and the two side sections are in transition through inclined sections;
the width of the middle section is less than the length of the short side of the trapezoidal opening of the butterfly wing plate, and the height of the middle section is greater than the height of the boss;
the height of the side section is equal to that of the reinforcing rib.
Preferably, the middle section of the flanging is also provided with a second round hole.
Preferably, the axes of the installation long circular holes close to the second reinforcing rib are parallel to the wing edges of the butterfly wing plate, and the axes of the remaining two installation long circular holes are positioned on the same axis, and the axes are perpendicular to the side edge of the base plate.
Preferably, the circumferential surface of the boss is a tapered surface.
Preferably, the surface of the butterfly wing plate is parallel to the surface of the base plate.
The beneficial effects of the utility model reside in that: the middle part is bent and protruded, so that the material can be saved while the middle part is matched with other parts, the processing operation is facilitated, the integral strength is enhanced, the strength of the base substrate in the radial direction is ensured due to the arrangement of the reinforcing ribs, and the butterfly wings and the base substrate are bent twice and connected to ensure that the base substrate is parallel to the surfaces of the butterfly wings, so that the integral strength is increased.
Drawings
FIG. 1 is a top schematic view of the present invention;
FIG. 2 is a schematic side view of the present invention;
in the figure: 1. The base plate, 2, butterfly pterygoid lamina, 3, turn-ups, 4, boss, 5, stiffening rib, 6, recess, 7, long waist hole, 8, a round hole, 9, installation slotted hole, 10, turn-ups middle section, 11, No. two round holes.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific embodiments and with reference to the accompanying drawings.
Example 1
A chair base for boss as shown in fig. 1 and 2, comprising:
the base substrate 1 is in a flat plate shape, and a first round hole 8 is formed in the center of the base substrate;
the butterfly wing plates 2 are divided into two pieces and are respectively positioned at two sides of the base substrate 1, and the butterfly wing plates 2 at two sides are connected with the base substrate 1 through bevel edges;
an upward flanging 3 is arranged on the outer side of the butterfly wing plate 2;
four long circular holes 9 are arranged and are arranged on the butterfly wing plate 2;
the boss 4 is arranged on the base plate 1, and the protruding direction of the boss 4 is the same as the direction of the flanging 3;
two reinforcing ribs 5 are arranged, the two reinforcing ribs are respectively arranged at two sides of the boss 4, and the axes of the reinforcing ribs 5 are parallel to each other;
the groove 6 is arranged at the top of the boss 4, the axis of the groove is parallel to the axis of the reinforcing rib 5, and the top of the groove 6 is also provided with a long waist hole 7 vertical to the axis of the groove 6.
The reinforcing ribs 5 are a first reinforcing rib 5 and a second reinforcing rib 5 respectively;
the length of the first reinforcing rib 5 is smaller than the width of the base substrate 1;
the length of the second reinforcing rib 5 is larger than that of the base substrate 1, and two ends of the second reinforcing rib extend to the butterfly wing plates 2 on two sides.
The first reinforcing rib 5 and the second reinforcing rib 5 are the same in width, the two reinforcing ribs 5 are formed by protruding and stamping, and the protruding direction is the same as that of the boss 4.
The middle part of the butterfly wing plate 2 is provided with a trapezoidal opening;
the flanging 3 is positioned at the trapezoidal edge of the butterfly wing plate 2.
The turnup 3 is vertical to the butterfly wing plate 2;
the flanging 3 comprises a middle section and two side sections, and the middle section and the two side sections are in transition through inclined sections;
the width of the middle section is less than the length of the short side of the trapezoidal opening of the butterfly wing plate 2, and the height of the middle section is greater than the height of the boss 4;
the height of the side section is equal to that of the reinforcing rib 5.
And a second round hole 11 is also formed in the middle section of the flanging 3.
The axes of the installation long circular holes 9 close to the second reinforcing rib 5 are parallel to the wing edges of the butterfly wing plates 2, and the axes of the rest two installation long circular holes 9 are positioned on the same axis which is vertical to the side edge of the base substrate 1.
The circumferential surface of the boss 4 is a conical surface.
The surface of the butterfly wing plate 2 is parallel to the surface of the base substrate 1.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides a boss chair base which characterized in that includes:
the base substrate is in a flat plate shape, and a first round hole is formed in the center of the base substrate;
the butterfly wing plates are respectively positioned on two sides of the base plate, and the butterfly wing plates on the two sides are connected with the base plate through bevel edges;
the outer side of the butterfly wing plate is provided with an upward flanging;
four long circular holes are arranged and are arranged on the butterfly wing plate;
the boss is arranged on the base plate, and the protruding direction of the boss is the same as the flanging direction;
two reinforcing ribs are arranged, the two reinforcing ribs are respectively arranged at two sides of the boss, and the axes of the reinforcing ribs are parallel to each other;
the groove is arranged at the top of the boss, the axis of the groove is parallel to the axis of the reinforcing rib, and the top of the groove is also provided with a long waist hole perpendicular to the axis of the groove.
2. The chair pedestal of claim 1, wherein the first and second stiffening ribs are respectively a first stiffening rib and a second stiffening rib;
the length of the first reinforcing rib is smaller than the width of the base plate;
the length of the second reinforcing rib is larger than the width of the base plate, and two ends of the second reinforcing rib extend to the butterfly wing plates on two sides.
3. The chair pedestal of claim 2, wherein the first and second ribs have the same width, and the first and second ribs are formed by stamping, and the direction of the protrusions is the same as the direction of the bosses.
4. The chair pedestal of claim 1, wherein a trapezoidal opening is formed in the middle of the butterfly wing plate;
the flanging is positioned at the trapezoidal edge of the butterfly wing plate.
5. The chair boss as claimed in claim 4, wherein the flange is perpendicular to the wing plate;
the flanging comprises a middle section and two side sections, and the middle section and the two side sections are in transition through inclined sections;
the width of the middle section is less than the length of the short side of the trapezoidal opening of the butterfly wing plate, and the height of the middle section is greater than the height of the boss;
the height of the side section is equal to that of the reinforcing rib.
6. The boss chair base according to claim 5, wherein a second round hole is further formed in the middle section of the flanging.
7. The boss chair base according to claim 2, wherein the axes of the installation slotted holes near the second reinforcing ribs are parallel to the wing edges of the butterfly wing plate, and the axes of the remaining two installation slotted holes are on the same axis, and the axis is perpendicular to the side edge of the base plate of the base.
8. The chair pedestal of claim 1, wherein the peripheral surface of the boss is a conical surface.
9. The chair pedestal of claim 1, wherein the wing plate surface is parallel to the pedestal base plate surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921444702.3U CN210870596U (en) | 2019-09-02 | 2019-09-02 | Boss chair base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921444702.3U CN210870596U (en) | 2019-09-02 | 2019-09-02 | Boss chair base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210870596U true CN210870596U (en) | 2020-06-30 |
Family
ID=71310512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921444702.3U Active CN210870596U (en) | 2019-09-02 | 2019-09-02 | Boss chair base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210870596U (en) |
-
2019
- 2019-09-02 CN CN201921444702.3U patent/CN210870596U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH04226796A (en) | Adjustable support riser for stack letter tray | |
| CN210870596U (en) | Boss chair base | |
| AU2021353224A9 (en) | Plastic-steel folding chair | |
| JPS6373938U (en) | ||
| CN210870594U (en) | Movable seat wane | |
| CN217852034U (en) | Folding chair seat board and bottom frame thereof | |
| CN210842292U (en) | Movable seat taper pipe welding assembly | |
| CN210977001U (en) | Heightening structure of furniture hinge | |
| CN210941224U (en) | Upper control arm | |
| CN213154545U (en) | Electric heating lunch box | |
| CN210870595U (en) | Movable seat welding assembly | |
| CN211567741U (en) | Child safety seat | |
| CN205890635U (en) | Seat support body | |
| CN208002457U (en) | A kind of chair | |
| CN207082462U (en) | A kind of touch-switch with metal dome | |
| JP2567138Y2 (en) | Chair cushion mounting structure | |
| CN208967851U (en) | Switch installing structure | |
| CN217945491U (en) | Airplane bottom plate supporting beam | |
| CN213292014U (en) | New energy automobile charging seat installing support | |
| CN215400314U (en) | Lunch box | |
| CN213509280U (en) | High-strength safe metal guardrail | |
| CN214367240U (en) | Stop type damping hinge with flat structure | |
| CN218438810U (en) | Fixing seat | |
| CN208988160U (en) | A kind of seat with cushion | |
| CN211223134U (en) | Reinforced double-seat limiter mounting bracket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |