CN213154954U - Chair writing board connecting structure - Google Patents
Chair writing board connecting structure Download PDFInfo
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- CN213154954U CN213154954U CN202021712165.9U CN202021712165U CN213154954U CN 213154954 U CN213154954 U CN 213154954U CN 202021712165 U CN202021712165 U CN 202021712165U CN 213154954 U CN213154954 U CN 213154954U
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Abstract
The utility model discloses a seat board connection structure aims at providing a low in production cost, simple structure, conveniently launch and accomodate the seat board connection structure of board. The table tennis bat comprises two inwards-turned plate fixing blocks, a straight handle and a table tennis bat, wherein the inwards-turned plate fixing blocks, the straight handle and the table tennis bat are symmetrically arranged, a straight inclined block hinged with the inwards-turned plate fixing blocks is arranged between the two inwards-turned plate fixing blocks, the side wall of the straight inclined block and one end, far away from the table tennis bat, of the straight handle are rotatably connected, one end, close to the table tennis bat, of the straight handle is connected with the bottom of the table tennis bat, a front pin and a rear pin are arranged between the two inwards-turned plate fixing blocks, the straight handle is horizontally arranged on the left side and the right side of the straight inclined block, the straight handle is attached to the upper end of the rear pin, the straight handle is horizontally arranged on the left side of the straight inclined block, the straight handle is attached to the upper end of the front pin, and a set screw for. This design adopts hem spare structure, low in production cost and durable.
Description
Technical Field
The utility model relates to a seat accessory technical field, concretely relates to seat board connection structure.
Background
The existing chair writing board structure is generally formed by using a casting technology, the production cost is low, and the production process is not environment-friendly. The market demands a tablet structure with low production cost and less pollution in the manufacturing process.
The invention discloses a writing board improved structure of a seat, which is called as an improved writing board structure of the seat in China patent publication No. CN201001532Y, published as 2008, 1 month and 9 days. The rotating head is provided with a pair of inclined planes, and a convex shaft and a groove are respectively arranged on the two inclined planes. The utility model discloses a showing characteristics and lie in that its seat board passes through rotating head swing joint with the handrail, can realizing that the two-stage rotates, not only make the board have great expansion space, pack up moreover occasionally and can save space, very big result of use that has made things convenient for the seat. The rotating head related to the scheme has the disadvantages of complex structure, high processing difficulty and easy damage.
Disclosure of Invention
The utility model overcomes the shortcoming among the prior art, provide a low in production cost, manufacturing process environmental protection, simple structure, conveniently launch and accomodate the seat board connection structure of board.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model provides a seat board connection structure, includes two symmetrical arrangement's enstrophe board fixed block, straight handle and table tennis board, and straight handle department is between enstrophe board fixed block and table tennis board, is equipped with the straight sloping block of hinge joint with enstrophe board fixed block between two enstrophe board fixed blocks, and the lateral wall of straight sloping block rotates with the one end that table tennis board was kept away from to straight handle to be connected, and the one end that the straight handle is close to the table tennis board is connected with the bottom of table tennis board, be equipped with between two enstrophe board fixed blocks and arrange preceding pin and the back pin in the straight sloping block left and right sides, straight handle level is horizontal when straight sloping block right side, and straight handle pastes with back pin upper end, and straight handle level is horizontal when straight sloping block left side, and straight handle pastes with preceding pin upper end, enstrophe board fixed block upper end is equipped with the holding screw that is.
The table tennis bat is a popular term in the industry, and is generally used as a base plate of a tablet, and the tablet is fixed on the table tennis bat during final installation. The present case adopts the iron section bar after forging, makes into hem spare, makes up simple structure's seat board connection structure.
The straight inclined block is a core part of the whole connecting mechanism, and can rotate around a hinge shaft due to the fact that the straight inclined block is hinged with an inner turning plate fixing block (the hinge shaft on the straight inclined block is also called a small shaft). The straight inclined block side wall and the table tennis plate are connected through the straight handle, so the table tennis plate can also rotate by taking the hinged shaft as a circle center. The front pin and the rear pin play a role in limiting the straight handle, namely, the rotation of the table tennis bat. When the straight handle is horizontally arranged on the right side of the straight inclined block, the straight handle is attached to the upper end of the rear pin, and the table tennis board is in a collection state; when the straight handle is horizontally arranged on the left side of the straight inclined block, the straight handle is attached to the upper end of the front pin, and the table tennis bat is in a use state.
Preferably, a gasket is arranged at the hinged position of the straight inclined block and the inward turning plate fixing block. The gasket can increase the damping when straight sloping block is rotatory, and straight sloping block can be gentle, stable when carrying out the motion of turning over from top to bottom (namely around the hinge).
Preferably, after the straight handle is turned over through the rotation of the straight inclined body, the part, attached to the set screw, of the straight handle is a straight handle neck, and the neck is in a quadrangular shape. The neck is set to the quadrangular shape, so the straight shank can be clung to the set screw after rotating for 90 degrees (the table tennis bat can be changed into a horizontal transverse state from a vertical arrangement state after rotating for 90 degrees along with the straight shank), and the set screw has a limiting effect on the straight shank.
Preferably, the outer side of the inner turning plate fixing block is provided with an inner turning plate supporting block, and the inner turning plate supporting block is provided with an outer flanging structure. The structure that the inward turning plate supporting block is provided with the outward turning edge can enhance the structural strength of the inward turning plate supporting block. Meanwhile, the outer flanging can provide a mounting platform for connecting the inner flanging plate fixing block with the seat structure, and the outer flanging and the seat structure can be welded, riveted or bolted.
Preferably, the outward flanging structure is provided with two screw mounting holes. The bolt mounting hole is arranged on the flanging structure, so that the flanging and the seat structure can be easily connected. After the flanging and the seat structure are connected by the bolts, the disassembly and the maintenance are very convenient, and the whole seat writing board connecting structure can be disassembled as long as the bolts are screwed down.
Preferably, the table tennis board is of a rectangular panel structure, and screw mounting holes for mounting the writing board are formed in four circumferential corners of the table tennis board. The base plate of table tennis board as the board, both can adopt connection modes such as bonding, joint, and this design links together both with the screw, not only guarantees the firmness of both connections, also makes things convenient for the dismouting.
Preferably, the inner turning plate fixing block is manufactured by adopting a forging process. The forged workpiece has higher toughness and longer service life than the workpiece cast and formed by the prior art.
Compared with the prior art, the beneficial effects of the utility model are that: due to the hinged relation of the straight inclined block and the inward turning plate fixing block, the table tennis plate and the straight handle can synchronously rotate together according to the rotation of the straight inclined block; the inward turning plate supporting block with the outward turning structure is arranged on the outer side of the inward turning plate fixing block, so that the installation position of the scheme and the seat mechanism can be provided, and the applicability of the product is improved; the arrangement of the front pin and the rear pin has a limiting effect on the rotation of the straight handle, so that the table tennis plate is prevented from being overturned excessively.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a partial structural schematic diagram of the present invention;
FIG. 3 is a schematic view of the table tennis bat of the present invention during flipping;
fig. 4 is a schematic structural view of the table tennis bat of the present invention after being turned over;
fig. 5 is a usage state diagram of the present invention.
In the figure: the table tennis bat comprises an inner turning plate fixing block 1, a straight handle 2, a table tennis bat 3, a straight inclined block 4, a front pin 5, a rear pin 6, a set screw 7, an inner turning plate supporting block 8, an outward flanging structure 9, a screw mounting hole 10 and a screw mounting hole 11.
Detailed Description
The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
as shown in fig. 1 and 2, the chair writing board connecting structure comprises two symmetrically arranged inward-turning board fixing blocks 1, a straight handle 2 and a table tennis board 3, wherein the straight handle 2 is positioned between the inward-turning board fixing blocks 1 and the table tennis board 3, a straight inclined block 4 hinged with the inward-turning board fixing blocks 1 is arranged between the two inward-turning board fixing blocks 1, the side wall of the straight inclined block 4 is rotatably connected with one end of the straight handle 2 far away from the table tennis board 3, one end of the straight handle 2 close to the table tennis board 3 is connected with the bottom of the table tennis board 3, and front pins 5 and rear pins 6 which are arranged on the left side and the right side of the straight inclined block 4 are arranged between the two inward-turning board fixing blocks 1. As shown in fig. 2 (fig. 2 shows the structures such as the straight inclined block after removing one fixed block of the inward-turning plate), when the straight handle 2 is horizontally arranged at the right side of the straight inclined block 4, the straight handle 2 is attached to the upper end of the rear pin 6. When the table tennis bat 3 is to be used and unfolded, the straight handle 2 connected to the straight sloping block 4 is turned over, as shown in fig. 3. As shown in fig. 4, when the straight shank 2 is horizontally arranged at the left side of the straight sloping block 4, the straight shank 2 is attached to the upper end of the front pin 5, and at this time, the upper end of the fixed block 1 of the inward turning plate is provided with a set screw 7 for limiting the turning of the straight shank 2. And a gasket is arranged at the hinged position of the straight inclined block 4 and the inward turning plate fixing block 1. The outer side of the inner turning plate fixing block 1 is provided with an inner turning plate supporting block 8, and the inner turning plate supporting block 8 is provided with an outward flanging structure 9. Two screw mounting holes 10 are arranged on the flanging structure 9. The table tennis board 3 is of a rectangular panel structure, and screw mounting holes 11 for mounting a writing board are formed in four circumferential corners of the table tennis board 3. The inner turning plate fixing block 1 is manufactured by adopting a forging process.
The product of this case design adopts and forges the back iron section bar, makes into hem spare, makes up simple structure's seat board connection structure. The gasket can increase the damping when straight sloping block 4 rotates, and straight sloping block 4 can be gentle, stable when carrying out the motion of turning over from top to bottom (namely around the hinge). Because the straight handle 2 is rotatably connected with the straight sloping block 4, when the straight handle 2 of the device moves to the position shown in figure 4, the straight handle 2 is rotated by 90 degrees, and then the table tennis board (writing board) is horizontally arranged, as shown in figure 5, the table tennis board is in the final use state.
Claims (7)
1. The utility model provides a seat board connection structure, its characterized in that includes two symmetrical arrangement's enstrophe board fixed block, straight handle and table tennis, and straight handle department is between enstrophe board fixed block and table tennis, is equipped with the straight sloping block of hinge joint with enstrophe board fixed block between two enstrophe board fixed blocks, and the lateral wall of straight sloping block rotates with the one end that table tennis was kept away from to straight handle to be connected, and the one end that straight handle is close to the table tennis is connected with the bottom of table tennis, be equipped with preceding pin and the back pin of arranging in the straight sloping block left and right sides between two enstrophe board fixed blocks, straight handle level is horizontal when straight sloping block right side, and straight handle pastes with the back pin upper end, and when straight handle level is horizontal in straight sloping block left side, straight handle pastes with preceding pin upper end, enstrophe board fixed block upper end is equipped with the holding screw that is used for restricting the upset.
2. The chair tablet connecting structure of claim 1, wherein a gasket is provided at the hinge of the straight sloping block and the fixed block of the inner turning plate.
3. The chair tablet connection structure of claim 1, wherein the straight handle is turned by the rotation of the straight inclined body, and the straight handle and the set screw are attached to each other to form a straight handle neck, and the neck is in a quadrangular prism shape.
4. The chair tablet connecting structure of claim 1, wherein the fixed block of the inner turning plate is provided with a supporting block of the inner turning plate on the outer side, and the supporting block of the inner turning plate has a flanging structure.
5. A chair tablet coupling structure according to claim 4, wherein the out-turned edge structure is provided with two bolt mounting holes.
6. The chair tablet connecting structure of claim 1, wherein the table tennis plate is a rectangular panel structure, and screw mounting holes for mounting the tablet are formed at four circumferential corners of the table tennis plate.
7. The chair tablet connecting structure of claim 1, wherein the inner flap fixing block is made using a forging process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021712165.9U CN213154954U (en) | 2020-08-17 | 2020-08-17 | Chair writing board connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021712165.9U CN213154954U (en) | 2020-08-17 | 2020-08-17 | Chair writing board connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213154954U true CN213154954U (en) | 2021-05-11 |
Family
ID=75800952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021712165.9U Active CN213154954U (en) | 2020-08-17 | 2020-08-17 | Chair writing board connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213154954U (en) |
-
2020
- 2020-08-17 CN CN202021712165.9U patent/CN213154954U/en active Active
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