CN219895027U - Safe and reversible desktop - Google Patents
Safe and reversible desktop Download PDFInfo
- Publication number
- CN219895027U CN219895027U CN202320593491.XU CN202320593491U CN219895027U CN 219895027 U CN219895027 U CN 219895027U CN 202320593491 U CN202320593491 U CN 202320593491U CN 219895027 U CN219895027 U CN 219895027U
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- CN
- China
- Prior art keywords
- supporting frame
- tabletop
- stiffening beam
- table plate
- notch
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- 230000002441 reversible effect Effects 0.000 title claims abstract description 19
- 230000007306 turnover Effects 0.000 claims abstract description 27
- 230000000903 blocking effect Effects 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 description 11
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Tables And Desks Characterized By Structural Shape (AREA)
Abstract
The utility model relates to a safe and reversible tabletop, which comprises a fixed tabletop and a reversible tabletop, wherein the fixed tabletop and the reversible tabletop are arranged on a supporting frame, and a controllable gas spring for supporting an inclination angle is arranged between the bottom of the reversible tabletop and the supporting frame; wherein: the bottom of the turnover table plate is provided with a blocking arm which points to a stiffening beam of the supporting frame, a notch which can accommodate the blocking arm is formed in the stiffening beam corresponding to the movement stroke of the blocking arm, a sliding block is arranged in the stiffening beam at the notch, and the sliding block always keeps the trend of closing the notch under the action of a spring; the rear part of the sliding block is connected with a pulling rod, and a pulling handle is fixed at the end part of the pulling rod penetrating through the edge of the supporting frame. The cooperation of the blocking arm and the sliding block is utilized to effectively prevent fingers from being injured by instantaneous closing after the closing stroke of the turnover table plate, and the turnover table plate has the characteristics of unique conception, simple structure, convenience in operation, safety and reliability.
Description
Technical field:
the utility model relates to a safe and reversible tabletop, in particular to a scheme for preventing a gap between the tabletop and a fixed tabletop from becoming smaller and clamping hands when the reversible tabletop is closed.
The background technology is as follows:
the existing student desk suitable for home use can be lifted and adjusted along with the growth of the age, and the desk top is partitioned, and the front part, which is generally far away from the human body, is a fixed area for bearing the fixed objects such as a bookshelf; the back part close to the human body can be turned to an inclined state, so that the reading and writing are convenient, and the human body is more humanized. However, this also causes problems, especially when the flip table is closed, the gap between the flip table and the fixed table becomes smaller, the fingers of the operator are easy to clamp, and the manufacturer can see the safety defect, and the corresponding measures are designed. Such as:
CN201921753105.9 discloses a children study table with prevent tong safety and turn over board, its structure includes desktop, desktop frame and support frame, the desktop is equipped with the breach, and the desktop frame is in the breach position is equipped with study and turns over board, and study turns over board and is close to user's front side and desktop frame rotation and connect, is equipped with flexible protection cover between study and the desktop, flexible protection cover's top edge parcel study turns over board's edge, and flexible protection cover's bottom edge connects the breach edge of desktop. This prevents pinching, but the structure is too large and also affects the appearance of use.
CN202121628687.5 discloses a desktop flip with anti-pinch safety device, which comprises a fixing plate, wherein one side of the fixing plate is provided with an opening, a movable plate is installed on the inner side of the opening, a supporting frame is installed on the bottom of the movable plate, a horizontal chute is arranged on the inner side wall of the opening, a telescopic cylinder is installed on the movable plate near the chute, the output end of the telescopic cylinder can extend into the chute and is in sliding connection with the chute, strip-shaped grooves are formed in the tops of the two ends of the supporting frame, and fan-shaped baffles are arranged in the strip-shaped grooves. The fan-shaped baffle plate is arranged to shield the gap between the movable plate and the fixed plate, so that the hand is prevented from extending in, the clamping hand is prevented, and the use safety of children is ensured.
Both of the above are basically similar, by the fan guard approach. How to provide a lighter technical scheme is the object of the research of the utility model.
The utility model comprises the following steps:
the utility model aims to design a safe and reversible tabletop with a blocking arm at the bottom of a turnover tabletop.
The technical scheme of the utility model is realized as follows: a safe and reversible tabletop comprises a fixed tabletop, a turnover tabletop and a supporting frame, wherein the fixed tabletop is fixed on the supporting frame, the turnover tabletop is hinged on the supporting frame and spliced into a complete tabletop; a controllable gas spring is arranged between the bottom of the turnover table plate and the supporting frame, and the tilting state of the turnover table plate is maintained by the controllable gas spring; the method is characterized in that: the bottom of the turnover table plate is provided with a blocking arm which points to a stiffening beam of the supporting frame, a notch which can accommodate the blocking arm is formed in the stiffening beam corresponding to the movement stroke of the blocking arm, a sliding block is arranged in the stiffening beam at the notch, and the sliding block always keeps the trend of closing the notch under the action of a spring; the rear part of the sliding block is connected with a pulling rod, and a pulling handle is fixed at the end part of the pulling rod penetrating through the edge of the supporting frame.
The supporting frame is a rectangular frame, and the middle part of the supporting frame is connected with a reinforcing beam perpendicular to the intersection line of the overturning table plate and the fixed table plate; the stiffening beam is a hollow square tube, and a notch is formed at the position corresponding to the blocking arm; the slider is similar to a rectangle and can be arranged in the stiffening beam in a sliding way, a spring is arranged between the rear part of the slider and the supporting frame or the stiffening beam, and the spring is sleeved on the pulling rod.
The supporting frame is a rectangular frame, and the middle part of the supporting frame is connected with a stiffening beam parallel to the intersection line of the overturning table plate and the fixed table plate; the stiffening beam is a hollow square tube, and a notch is formed at the position corresponding to the blocking arm; the slider is similar to a rectangle and can be arranged in the stiffening beam in a sliding way, a spring is arranged between the rear part of the slider and the supporting frame or the stiffening beam, and the spring is sleeved on the pulling rod.
The turnover table plate is provided with an operation notch at the joint edge, and the control handle of the controllable gas spring is positioned in the reach range of the operation notch.
The blocking arm arranged at the bottom of the turnover table board is skillfully utilized to be matched with the sliding block on the supporting frame, so that the situation that fingers are injured by instant closing after the closing stroke of the turnover table board is effectively prevented, the sliding block is reminded to be pulled, the blocking arm is shifted to leave a descending space, and the turnover table board can be continuously closed in place and spliced with the fixed table board to form a flat table top; when the user needs to read and write, the controllable air spring control handle is started, and then the turnover table board is obliquely lifted. Has the characteristics of unique conception, simple structure, convenient operation, safety and reliability.
Description of the drawings:
the utility model is further described with reference to the following specific drawings:
FIG. 1 is a schematic view of a safe reversible desktop
FIG. 2 is a schematic view of the front corner of the safe reversible table
FIG. 3 is an enlarged schematic view of part of the A in FIG. 2
FIG. 4 is a schematic view of the elevation angle of a safe reversible table top
FIG. 5 is a schematic view of section C-C of FIG. 4
FIG. 6 is an enlarged schematic view of part B of FIG. 5
Wherein the method comprises the steps of
1-fixing a table plate;
2-turning the table plate; 21-an operation notch; 22-blocking arms;
3-a support frame; 31-reinforcing beams; 32-notch;
4-a controllable gas spring; 41-a control handle;
5-a sliding block; 51-a spring; 52-pulling the rod; 521-pull handle;
the specific embodiment is as follows:
referring to fig. 1 to 6, the safe reversible table top comprises a fixed table plate 1, a reversible table plate 2 and a supporting frame 3, wherein the fixed table plate 1 is fixed on one side edge of the supporting frame 3, is conventionally fixed on the side far away from a human body, and can be used for supporting a bookshelf and the like; the turnover table plate 2 is hinged on the supporting frame 3, namely hinged on the side, close to the human body, of the supporting frame 3, and can be spliced with the fixed table plate 1 to form a complete table top; a controllable gas spring 4 is arranged between the bottom of the turnover table plate 2 and the supporting frame 3, and the turnover table plate 2 is driven by the controllable gas spring 4 and maintains the inclined state. For this reason, the turning table 2 is provided with the operation notch 21 at the joint edge, and the control handle 41 of the controllable air spring 4 is located within the reach of the operation notch 21, so that the finger can be conveniently inserted into the operation without affecting the appearance of the table.
The bottom of the turnover table plate 2 is provided with a blocking arm 22, the blocking arm 22 points to a reinforcing beam 31 of the supporting frame 3, a notch 32 capable of accommodating the blocking arm is formed in the reinforcing beam 31 corresponding to the movement travel of the blocking arm 22, a sliding block 5 is arranged in the reinforcing beam at the notch 32, and the sliding block 5 always keeps the trend of closing the notch 32 under the action of a spring 51; the rear part of the sliding block 5 is connected with a pulling rod 52, and a pulling handle 521 is fixed at the end part of the pulling rod 52 penetrating through the edge of the supporting frame 3, so that the pulling rod can be pulled outwards conveniently. According to the designed pulling direction, the utility model can be arranged on the side close to the human body or on the side of the tabletop. Such as:
as shown in fig. 4 and 5, the supporting frame 3 is a rectangular frame, and the middle part is connected with a reinforcing beam 31 perpendicular to the intersection line of the turnover table plate 2 and the fixed table plate 1; the stiffening beam 31 is a hollow square tube, and a notch 32 is formed at the position corresponding to the blocking arm 22; the sliding block 5 is a rectangle-like body and can be slidably arranged in the reinforcing beam 31, the reinforcing beam 31 is used as a sliding track, a spring 51 is arranged between the rear part of the sliding block 5 and the supporting frame 3 or the reinforcing beam 31, the spring 51 is sleeved on the pulling rod 52, the sliding block 5 is kept to close the notch 32 by spring force, the blocking arm 22 can only be abutted against the sliding block 5 and can not be deeply hidden, and a design gap is kept between the turnover table plate 2 and the fixed table plate 1, so that the clamping hand is avoided.
Or the supporting frame 3 is a rectangular frame, and the middle part is connected with a reinforcing beam 31 parallel to the intersection line of the turnover table plate 2 and the fixed table plate 1; the stiffening beam 31 is a hollow square tube, and a notch 32 is formed at the position corresponding to the blocking arm 22; the sliding block 5 is in a rectangular shape and can be slidably arranged in the reinforcing beam 31, a spring 51 is arranged between the rear part of the sliding block 5 and the supporting frame 3 or the reinforcing beam 31, and the spring 51 is sleeved on the pulling rod 52.
Claims (4)
1. A safe and reversible tabletop comprises a fixed tabletop, a turnover tabletop and a supporting frame, wherein the fixed tabletop is fixed on the supporting frame, the turnover tabletop is hinged on the supporting frame and spliced into a complete tabletop; a controllable gas spring is arranged between the bottom of the turnover table plate and the supporting frame, and the tilting state of the turnover table plate is maintained by the controllable gas spring; the method is characterized in that: the bottom of the turnover table plate is provided with a blocking arm which points to a stiffening beam of the supporting frame, a notch which can accommodate the blocking arm is formed in the stiffening beam corresponding to the movement stroke of the blocking arm, a sliding block is arranged in the stiffening beam at the notch, and the sliding block always keeps the trend of closing the notch under the action of a spring; the rear part of the sliding block is connected with a pulling rod, and a pulling handle is fixed at the end part of the pulling rod penetrating through the edge of the supporting frame.
2. A safety reversible desktop as claimed in claim 1, wherein: the supporting frame is a rectangular frame, and the middle part of the supporting frame is connected with a stiffening beam perpendicular to the intersection line of the overturning table plate and the fixed table plate; the stiffening beam is a hollow square tube, and a notch is formed at the position corresponding to the blocking arm; the slider is similar to a rectangle and can be arranged in the stiffening beam in a sliding way, a spring is arranged between the rear part of the slider and the supporting frame or the stiffening beam, and the spring is sleeved on the pulling rod.
3. A safety reversible desktop as claimed in claim 1, wherein: the supporting frame is a rectangular frame, and the middle part of the supporting frame is connected with a stiffening beam parallel to the intersection line of the overturning table plate and the fixed table plate; the stiffening beam is a hollow square tube, and a notch is formed at the position corresponding to the blocking arm; the slider is similar to a rectangle and can be arranged in the stiffening beam in a sliding way, a spring is arranged between the rear part of the slider and the supporting frame or the stiffening beam, and the spring is sleeved on the pulling rod.
4. A safety reversible desktop according to claim 1, 2 or 3, characterized in that: the overturning table plate is provided with an operation notch at the joint edge, and the control handle of the controllable gas spring is positioned in the reach range of the operation notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320593491.XU CN219895027U (en) | 2023-03-23 | 2023-03-23 | Safe and reversible desktop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320593491.XU CN219895027U (en) | 2023-03-23 | 2023-03-23 | Safe and reversible desktop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219895027U true CN219895027U (en) | 2023-10-27 |
Family
ID=88427196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320593491.XU Active CN219895027U (en) | 2023-03-23 | 2023-03-23 | Safe and reversible desktop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219895027U (en) |
-
2023
- 2023-03-23 CN CN202320593491.XU patent/CN219895027U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |