CN208115145U - A kind of height-adjustable swing seat board - Google Patents

Abstract

The utility model discloses a kind of height-adjustable swing seat boards, including shell, bottom plate, worm gear, worm screw, worm gear shaft, worm shaft, handle, the shell is bottomless cuboid hollow shell structure, upper surface is seat surface, seat surface is equipped with lacing hole, and shell left and right sides are equipped with worm gear shaft support base, and shell front surface is equipped with folding handle, shell lower surface four corners are equipped with connection sheet, and connection sheet is equipped with connection screw thread hole；The bottom plate is installed on the lower surface of shell；The worm gear is located at interior of shell, is mounted on turbine wheel shaft support base by turbine wheel shaft, and turbine wheel shaft the right and left is equipped with lifting rope fixation hole；The worm screw is connected by worm shaft, folding joint and folding handle, and worm shaft is installed inside the housing by worm shaft support base.The utility model integrates worm gear mechanism by present intralamellar part, facilitates the adjusting of swing height, and handle uses folding design, is not take up space, is convenient to use, and greatly reduce cost.

Description

A kind of height-adjustable swing seat board

Technical field

The utility model relates to entertainment for children product technical field, especially a kind of height-adjustable swing seat board.

Background technique

Swing is a kind of toy welcome by children, is had a wide range of applications in places such as recreation ground, parks, existing Swing can not adjust or adjust troublesome defect there are seat board height, although having the swing of some adjustable height to design, such as Notification number is the Chinese utility model patent of CN206745955U, " a kind of swing of adjustable height " is disclosed, by adopting With the design of screw rod and sliding block, the regulatory function of the height of swing rack is realized, although the height of this adjustable swing of design Degree, but it is excessive to the change amount of traditional swing, and cost is excessively high, when adjusting height, cannot be sitting on seat board and adjust, need to the autumn Thousand stent outers carry out adjusting and examination seat repeatedly, inconvenient for operation.

Utility model content

In order to overcome existing swing that can not adjust height, the swing design structure of the adjustable height in part is unreasonable, at This excessively high, troublesome defect of adjusting, the utility model provide a kind of height-adjustable swing seat board, pass through intralamellar part collection of being present At worm gear mechanism, the adjusting of swing height is facilitated, handle uses folding design, is not take up space, facilitating makes With, and greatly reduce cost.

Technical solution adopted by the utility model to solve its technical problems is：A kind of height-adjustable swing seat board, Including shell, bottom plate, worm gear, worm screw, worm gear shaft, worm shaft, handle, the shell is bottomless cuboid hollow shell structure, on Surface is seat surface, and seat surface is respectively arranged on the left side and the right side the first lacing hole and the second lacing hole, the corresponding position of shell left and right sides Worm gear shaft mounting hole and worm gear shaft support base are installed, shell front surface is equipped with folding handle, and shell lower surface four corners are set There is connection sheet, connection sheet is equipped with connection screw thread hole；The bottom plate is installed on the following table of shell by bolt and connection screw thread hole Face；The worm gear is located at interior of shell, is mounted on turbine wheel shaft support base by turbine wheel shaft, and turbine wheel shaft two sides are fixed equipped with turbine wheel shaft The position shaft shoulder, turbine wheel shaft the right and left are respectively equipped with the first lifting rope fixation hole and the second lifting rope fixation hole；The worm screw passes through worm screw Axis, folding joint and folding handle connect, and worm shaft is installed by worm shaft support base inside the housing, between outer on worm shaft Position between shell antetheca and worm shaft support base is equipped with worm shaft positioning shaft shoulder.

A kind of above-mentioned height-adjustable swing seat board, the worm and wheel match, and the lead angle of worm screw is less than The equivalent friction angle of engagement wheel between cog.

A kind of above-mentioned height-adjustable swing seat board, the angle rotatable of the folding joint are 90 °.

A kind of above-mentioned height-adjustable swing seat board, first lacing hole and the second lacing hole are protected equipped with rubber Sheath.

The utility model has the following advantages that and high-lighting effect compared with prior art：

The utility model has the beneficial effects that the utility model integrates worm gear mechanism by present intralamellar part, it is convenient The adjusting of swing height, and worm gear structure has self-locking performance, rope will not loosen in use process, and it is highly-safe, Handle uses folding design, is not take up space, the utility model structure is small, few with material, and production cost is low, to traditional swing Change it is small, facilitate transformation, it is practical.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is the utility model appearance diagram；

Fig. 2 is the utility model schematic diagram of internal structure；

Fig. 3 is worm screw and handle portion schematic diagram.

1. seat surface in figure, 2. second lacing holes, 3. worm gear shaft support bases, 4. worm gear shafts, 5. bottom plates, 6. folding handles, 7. Shell, 8. first lacing holes, 9. connection sheets, 10. connection screw thread holes, 11. second lifting rope fixation holes, 12. worm gears, 13. first hang Rope fixation hole, 14. worm gear shaft positioning shaft shoulders, 15. worm shaft support bases, 16. worm screws, 17. worm shafts, 18. worm shaft locating shafts Shoulder, 19. folding joints.

Specific embodiment

A kind of height-adjustable swing seat board, including shell 7, bottom plate 5, worm gear 12, worm screw 16, worm gear shaft 4, worm shaft 17, handle 6, the shell 7 are bottomless cuboid hollow shell structure, and upper surface is seat surface 1, and seat surface 1 is respectively arranged on the left side and the right side First lacing hole 8 and the second lacing hole 2, the corresponding position of 7 left and right sides of shell are equipped with worm gear shaft mounting hole and worm gear shaft branch Seat 3 is supportted, 7 front surface of shell is equipped with folding handle 6, and 7 lower surface four corners of shell are equipped with connection sheet 9, and connection sheet 9, which is equipped with, to be connected Connect threaded hole 10；The bottom plate 5 is installed on the lower surface of shell 7 by bolt and connection screw thread hole 10；The worm gear 12 is located at It inside shell 7, is mounted on turbine wheel shaft support base 3 by turbine wheel shaft 4,4 two sides of turbine wheel shaft are equipped with turbine wheel shaft positioning shaft shoulder 14, whirlpool 4 the right and left of wheel shaft is respectively equipped with the first lifting rope fixation hole 13 and the second lifting rope fixation hole 11；The worm screw 16 passes through worm shaft 17, folding joint 19 is connect with folding handle 6, and worm shaft 17 is mounted on inside shell 7 by worm shaft support base 15, worm shaft Position on 17 between 7 antetheca of shell and worm shaft support base 15 is equipped with worm shaft positioning shaft shoulder 18.

Further, the worm screw 16 matches with worm gear 12, and the lead angle of worm screw 16 is less than the equivalent of engagement wheel between cog Angle of friction, it is ensured that mechanism has self-locking performance.

Further, the angle rotatable of the folding joint 19 is 90 °.

Further, first lacing hole 8 and the second lacing hole 2 are equipped with rubber protecting jacket, prevent lifting rope from being rubbed.

When utility model works, the lifting rope of swing two sides is penetrated into shell by the first lacing hole 8 and the second lacing hole 2 It inside 7, and will be separately fixed at rope end in the first lifting rope fixation hole 13 and the second lifting rope fixation hole 11, bottom plate 5 passed through into spiral shell Bolt and connection screw thread hole 10 are mounted on the bottom of shell 7, and in seat board use process, folding handle 6 is folded state, when needing to adjust When saving the height of swing seat board, by folding handle 6 by 19 folding and expanding of folding joint, folding handle 6 is shaken, drives worm shaft 17 and worm screw 16 rotate, worm screw 16 drives worm gear 12 and worm gear shaft 4 to rotate, and lifting rope is wound or released, and then realizes that seat board is high Folding handle 6 is passed through 19 folding storage of folding joint after adjusting by the adjusting of degree.

Above embodiments are only the exemplary embodiment of the utility model, are not used in limitation the utility model, this is practical new The protection scope of type is defined by the claims.Those skilled in the art can be in the essence and protection scope of the utility model It is interior, various modifications or equivalent replacements are made to the utility model, this modification or equivalent replacement also should be regarded as falling in originally practical new In the protection scope of type.

Claims (4)

1. a kind of height-adjustable swing seat board, including shell (7), bottom plate (5), worm gear (12), worm screw (16), worm gear shaft (4), worm shaft (17), handle (6), which is characterized in that the shell (7) is bottomless cuboid hollow shell structure, and upper surface is Seat surface (1), seat surface (1) are respectively arranged on the left side and the right side the first lacing hole (8) and the second lacing hole (2), shell (7) left and right sides Corresponding position is equipped with worm gear shaft mounting hole and worm gear shaft support base (3), and shell (7) front surface is equipped with folding handle (6), outside Shell (7) lower surface four corners are equipped with connection sheet (9), and connection sheet (9) is equipped with connection screw thread hole (10)；The bottom plate (5) passes through Bolt and connection screw thread hole (10) are installed on the lower surface of shell (7)；The worm gear (12) is located at shell (7) inside, passes through snail Wheel shaft (4) is mounted on worm gear shaft support base (3), and worm gear shaft (4) two sides are equipped with worm gear shaft positioning shaft shoulder (14), worm gear shaft (4) The right and left is respectively equipped with the first lifting rope fixation hole (13) and the second lifting rope fixation hole (11)；The worm screw (16) passes through worm shaft (17), folding joint (19) is connect with folding handle (6), and worm shaft (17) is mounted on shell by worm shaft support base (15) (7) internal, the position on worm shaft (17) between shell (7) antetheca and worm shaft support base (15) is positioned equipped with worm shaft The shaft shoulder (18).

2. a kind of height-adjustable swing seat board according to claim 1, which is characterized in that the worm screw (16) and snail Wheel (12) matches, and the lead angle of worm screw (16) is less than the equivalent friction angle of engagement wheel between cog.

3. a kind of height-adjustable swing seat board according to claim 1, which is characterized in that the folding joint (19) Angle rotatable be 90 °.

4. a kind of height-adjustable swing seat board according to claim 1, which is characterized in that first lacing hole (8) and the second lacing hole (2) is equipped with rubber protecting jacket.