Locking assembly of front-back adjusting structure of scooter seat

Abstract

The utility model discloses a locking assembly of a scooter seat front-back adjusting structure, which comprises a seat cushion, a sliding block is arranged below the seat cushion, the sliding block is connected to a sliding rail, a locking seat is arranged on the sliding block, a locking piece is arranged on the locking seat, the locking piece is telescopically connected to the locking seat, a locking groove is formed in the sliding rail, and the sliding rail is connected with the locking groove. The locking piece is inserted into the locking groove to fix the sliding block, and the locking piece driving mechanism is used for driving the locking piece to be in clutch connection with the locking groove; during unlocking, the driving rod is pulled to enable the second wedge-shaped block to push the first wedge-shaped block, so that the locking piece is driven to be outwards separated from the locking groove and then continues to cooperatively pull the other side of the seat, the locking piece is released after being adjusted to a proper position, under the action of the spring, the second wedge-shaped block is separated from the first wedge-shaped block, and the locking piece is clamped in the locking groove again; and the operation is more convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of scooters, in particular to a locking assembly of a front-rear adjustment structure of a scooter seat. Background Art

[0002] The seats of existing mobility scooters can be adjusted forward and backward as needed, and the adjustment structure is generally as follows: a slider is fixed under the seat, the slider is connected to a slide rail, and a locking structure is set between the slider and the slide rail, so that the current position of the seat can be locked after adjustment. The locking structure generally adopts an operating rod with a card joint, and a card groove is opened on the slide rail. During operation, the operating rod is rotated to disengage the card joint from the card groove. This rotation unlocking method is prone to jamming during operation, which is particularly inconvenient for women to operate. Utility Model Content

[0003] The utility model aims to provide a locking assembly for a front-rear adjustment structure of a seat of a mobility scooter, so as to solve the problems existing in the background technology.

[0004] To solve this technical problem, the technical solution of the utility model is:

[0005] The locking component of the front and rear adjustment structure of the seat of a mobility scooter includes a seat cushion, a slider is arranged below the seat cushion, the slider is connected to the slide rail, a locking seat is arranged on the slider, a locking plate is arranged on the locking seat, and the locking plate is telescopically connected to the locking seat, a locking groove is arranged on the slide rail, the locking plate is inserted into the locking groove to fix the slider, and also includes a locking plate driving mechanism, through which the locking plate and the locking groove are driven to engage and disengage.

[0006] Preferably, the locking seat includes a seat body with a U-shaped cross-section, the outer wall of the seat body is provided with a mounting wall, a limited sliding groove is opened on the bottom surface of the seat body, a sliding block is provided at the bottom of the locking plate, the sliding block passes through the limited sliding groove, and the locking plate is slidably connected to the bottom surface of the seat body, and an elastic member is provided between the outer end of the locking plate and the mounting wall.

[0007] Preferably, the locking plate driving mechanism includes a driving rod, the first end of the driving rod passes through the two end walls of the U-shaped seat body, and a spring is arranged between the outer end of the first end of the driving rod and the end wall of the seat body, and a clamping seat is arranged on the front end portion close to the slider, the second end of the driving rod passes through the clamping seat and forms a bending portion to be clamped on the clamping seat, a first protruding wedge block is arranged on the locking plate, and a second wedge block is arranged on the driving rod. When unlocking, the driving rod is pulled so that the second wedge block pushes the first wedge block, thereby driving the locking plate to disengage from the locking groove outward.

[0008] Preferably, a plug-in locking portion with a fork-shaped structure is provided on the inner end of the locking block.

[0009] Preferably, the locking grooves are arranged at intervals along the radial direction of the slide rail.

[0010] Preferably, the locking seat is welded to the slider.

[0011] The above technical solution and the beneficial effects of the utility model are:

[0012] When unlocking the seat, the driving rod is pulled to cause the second wedge block to push the first wedge block, thereby driving the locking piece to disengage from the locking groove and then continue to pull the other side of the seat. After adjusting to the appropriate position, let go. Under the action of the spring, the second wedge block disengages from the first wedge block, and the locking piece is re-engaged in the locking groove, making operation more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the installation structure of the utility model;

[0014] Figure 2 yes Figure 1 Schematic diagram of the enlarged structure of A;

[0015] Figure 3 This is a schematic diagram of the structure of the locking seat body of the utility model;

[0016] Figure 4 It is a side structural diagram of the connection between the seat body and the locking piece of the utility model;

[0017] Figure 5 It is a top view structural diagram of the installation of the locking piece driving mechanism of the utility model;

[0018] Figure 6 This is a schematic diagram of the split structure of the locking piece driving mechanism and the locking seat of the utility model;

[0019] Figure 7 yes Figure 1 Schematic diagram of local splitting;

[0020] Figure 8 yes Figure 1 A schematic diagram of the structure in another direction;

[0021] Fig. 9 This is a schematic diagram of the installation structure of Example 1. DETAILED DESCRIPTION

[0022] like Figure 1-9 As shown, in order to further explain the technical solution of the utility model, the utility model is described in detail through specific embodiments below.

[0023] Example 1

[0024] The locking assembly of the front and rear adjustment structure of the scooter seat, this embodiment specifically introduces the scooter seat equipped with the structure of the present application:

[0025] The invention comprises a seat cushion 1, a slider 2 is arranged below the seat cushion, the slider is connected to the slide rail 3, a locking seat 4 is arranged on the slider, a locking piece 5 is arranged on the locking seat, and the locking piece is telescopically connected to the locking seat, a locking groove 6 is arranged on the slide rail, the locking piece is inserted into the locking groove to fix the slider, the locking seat comprises a seat body 100 with a U-shaped cross section, a mounting wall 101 is arranged on the outer wall of the seat body, a limited sliding groove 102 is arranged on the bottom surface of the seat body, a sliding block 103 is arranged at the bottom of the locking piece, the sliding block passes through the limited sliding groove, and the locking piece is slidably connected to the bottom surface of the seat body, and an elastic member 104 is arranged between the outer end of the locking piece and the mounting wall; a The plug-in locking portion 105 of the fork-shaped structure is provided with a first protruding wedge-shaped block 106 on the locking piece, and also includes a locking piece driving mechanism, through which the locking piece driving mechanism drives the locking piece to be connected and disengaged with the locking groove. Specifically, the locking piece driving mechanism includes a driving rod 107, the first end of the driving rod passes through the two end walls of the U-shaped seat body, and a spring 108 is provided between the outer end of the first end of the driving rod and the end wall of the seat body, and a clamping seat 109 is provided on the front end portion close to the slider, and the second end of the driving rod passes through the clamping seat and forms a bent portion to be clamped on the clamping seat; a second wedge-shaped block 110 is provided on the driving rod, and when unlocking, the driving rod is pulled so that the second wedge-shaped block pushes the first wedge-shaped block, thereby driving the locking piece to disengage from the locking groove outward;

[0026] The seat rotation adjustment mechanism also includes a fixed plate 7, the slide rail is fixed on the fixed plate, a rotating shaft 8 is fixedly arranged at the bottom of the fixed plate, and a connecting shaft sleeve 9 is also included. A limit gear 10 is fixed on the connecting shaft sleeve. The rotating shaft sleeve is connected in the connecting shaft sleeve and can rotate relative to the connecting shaft sleeve. When installed, a connecting shaft sleeve connecting part (not shown) is provided on the frame of the scooter, and the connecting shaft sleeve is connected to the connecting shaft sleeve connecting part. The seat rotation adjustment mechanism also includes a rotating locking piece, and the fixed plate is locked by the rotating locking piece. The rotating locking piece includes an operating rod 200, and the operating rod 200 is used. A gear clamp 201 is provided on the rod, and a rotating seat 202 is provided on one side of the operating rod located at the gear clamp. The rotating seat is rotatably connected to the bottom surface of the fixed plate. A limiting frame 203 is provided on the fixed plate. The front end of the operating rod is placed in the limiting frame, and the operating rod is limited by the limiting frame. A grip handle 204 is provided on the rear end of the operating rod. The seat cushion includes a lower sponge layer 11 and an upper sponge layer 12. A plurality of flexible spheres 14 are provided between the lower sponge layer and the upper sponge layer to form a buffer body 13. The outside of the buffer body is wrapped with a lining cloth layer, and the flexible sphere is a rubber sphere.

[0027] When the seat cushion is adjusted forward and backward and unlocked, the driving rod is pulled so that the second wedge block pushes the first wedge block, thereby driving the locking piece to disengage from the locking groove outward and then continue to pull the other side of the seat. After adjusting to the appropriate position, let go. Under the action of the spring, the second wedge block disengages from the first wedge block, and the locking piece is re-engaged in the locking groove, making operation more convenient.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A locking assembly for a front and rear adjustment structure of a mobility scooter seat, characterized in that: It includes a seat cushion, a slider is arranged under the seat cushion, the slider is connected to the slide rail, a locking seat is arranged on the slider, a locking plate is arranged on the locking seat, and the locking plate is telescopically connected to the locking seat, a locking groove is arranged on the slide rail, the locking plate is inserted into the locking groove to fix the slider, and also includes a locking plate driving mechanism, through which the locking plate and the locking groove are driven to engage and disengage.

2. The locking assembly of the front-rear adjustment structure of the mobility scooter seat according to claim 1, characterized in that: The locking seat includes a seat body with a U-shaped cross-section, an outer wall of the seat body is provided with a mounting wall, a limited sliding groove is provided on the bottom surface of the seat body, a sliding block is provided at the bottom of the locking plate, the sliding block passes through the limited sliding groove, and the locking plate is slidably connected to the bottom surface of the seat body, and an elastic member is provided between the outer end of the locking plate and the mounting wall.

3. The locking assembly of the front-rear adjustment structure of the mobility scooter seat according to claim 1, characterized in that: The locking piece driving mechanism includes a driving rod, the first end of the driving rod passes through the two end walls of the U-shaped seat body, and a spring is arranged between the outer end of the first end of the driving rod and the end wall of the seat body, and a clamping seat is arranged on the front end portion close to the slider, the second end of the driving rod passes through the clamping seat and forms a bent portion to be clamped on the clamping seat, a protruding first wedge block is arranged on the locking piece, and a second wedge block is arranged on the driving rod. When unlocking, the driving rod is pulled so that the second wedge block pushes the first wedge block, thereby driving the locking piece to disengage from the locking groove outward.

4. The locking assembly of the front-rear adjustment structure of the mobility scooter seat according to claim 1, characterized in that: A plug-in locking portion with a fork-shaped structure is arranged on the inner end of the locking block.

5. The locking assembly of the front-rear adjustment structure of the mobility scooter seat according to claim 1, characterized in that: The locking grooves are arranged at intervals along the radial direction of the slide rail.

6. The locking assembly of the front-rear adjustment structure of a mobility scooter seat according to claim 1, characterized in that: The locking seat is welded to the sliding block.

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