阅读说明：本技术 一种座椅肩带调节装置 (Shoulder belt adjusting device for seat ) 是由 杨鹏耀 于 2020-11-30 设计创作，主要内容包括：本发明涉及婴幼儿座椅技术领域,尤其是指一种座椅肩带调节装置,包括座椅本体、滑动连接于座椅本体的靠背部的肩带调节件、设于座椅本体的自动卷收器及设于座椅本体内的安全带,座椅本体的坐垫部设有通孔,通孔内设有锁扣,自动卷收器的卷收带与肩带调节件连接,安全带包括固定带、调节带及两个肩带,固定带的一端与座椅本体的坐垫部连接,两个肩带均贯穿肩带调节件,两个肩带的一端均与固定带的另一端连接,两个肩带的另一端均与调节带的一端连接,调节带的另一端经由通孔贯穿锁扣,锁扣用于锁紧肩带或/和调节带。本发明的结构简单,肩带的高度位置能够根据乘坐者的肩部高度进行无段式调节,座椅的安全性能高,且调节操作简单、便捷和高效。(The invention relates to the technical field of infant seats, in particular to a seat shoulder belt adjusting device which comprises a seat body, a shoulder belt adjusting piece, an automatic retractor and a safety belt, wherein the shoulder belt adjusting piece is connected to the backrest part of the seat body in a sliding mode, the automatic retractor is arranged on the seat body, the safety belt is arranged in the seat body, a through hole is formed in a cushion part of the seat body, a lock catch is arranged in the through hole, a winding belt of the automatic retractor is connected with the shoulder belt adjusting piece, the safety belt comprises a fixing belt, an adjusting belt and two shoulder belts, one end of the fixing belt is connected with the cushion part of the seat body, the two shoulder belts penetrate through the shoulder belt adjusting piece, one ends of the two shoulder belts are connected with the other end of the fixing belt, the other ends of the two shoulder belts are connected. The seat is simple in structure, the height position of the shoulder belt can be adjusted in a stepless mode according to the shoulder height of a rider, the safety performance of the seat is high, and the adjustment operation is simple, convenient and efficient.)

1. An adjusting device of a seat shoulder belt is characterized in that: including seat body, sliding connection in the shoulder adjusting part of the back portion of seat body, install in the automatic coiler of seat body and set up the safety belt in the seat body, the cushion portion of seat body is provided with the through-hole, be provided with the hasp in the through-hole, the rolling up area and the shoulder adjusting part of automatic coiler are connected, the safety belt includes fixed band, adjusting band and two baldrics, the one end of fixed band and the cushion portion of seat body are connected, and two baldrics all run through shoulder adjusting part, and the one end of two baldrics all is connected with the other end of fixed band, and the other end of two baldrics all is connected with the one end of adjusting band, the other end of adjusting band runs through the hasp via the through-hole, the hasp is used for locking.

2. The seat shoulder harness adjustment device according to claim 1, wherein: the back of the backrest part of the seat body is concavely provided with a sliding groove, and the shoulder belt adjusting piece is arranged in the sliding groove in a sliding mode.

3. The seat shoulder harness adjustment device according to claim 2, wherein: two adjusting grooves communicated with the sliding grooves are formed in the front face of the backrest part of the seat body, and the two adjusting grooves are respectively in one-to-one correspondence with the two shoulder straps.

4. The seat shoulder harness adjustment device according to claim 3, wherein: the shoulder strap adjusting piece is provided with two strap-penetrating holes, the two strap-penetrating holes are communicated with the two adjusting grooves in a one-to-one correspondence mode, and the two shoulder straps penetrate through the two strap-penetrating holes respectively.

5. The seat shoulder harness adjustment device according to claim 3, wherein: the shoulder strap adjusting piece is provided with two protection plates which are arranged at intervals, the protection plates extend to the front face of the backrest part of the seat body in a protruding mode, and the two adjusting grooves are located between the two protection plates.

6. The seat shoulder harness adjustment device according to claim 5, wherein: two dodge grooves are opened to the seat body, dodge the groove and extend along the slip direction of guard plate, two guard plates are dodged the groove via two respectively and are stretched to the front of the back portion of seat body suddenly.

7. The seat shoulder harness adjustment device according to claim 1, wherein: the two shoulder belts are detachably connected with the fixing belt through the buckling connectors.

8. The seat shoulder harness adjustment device according to claim 1, wherein: the front surface of the seat body is provided with a cushion; the safety belt further comprises a connecting buckle, and the other ends of the two shoulder belts are connected with one end of the adjusting belt through the connecting buckle.

9. The seat shoulder harness adjustment device according to claim 6, wherein: the protection plate is provided with a protection pad.

10. The seat shoulder harness adjustment device according to claim 9, wherein: the protection pad is provided with an insertion hole for inserting the end part of the protection plate.

Technical Field

The invention relates to the technical field of infant seats, in particular to a seat shoulder strap adjusting device.

Background

Most infant seats in the market are provided with shoulder belts, so that children can sit in the seats more stably, and the occurrence of shaking and falling can be prevented greatly. In order to adapt to children with different heights, the seat can be comfortably ridden, and the seat is generally provided with a shoulder belt adjusting device which can adjust the height of a shoulder belt. In the prior art, a plurality of shoulder strap holes with different height positions are generally arranged on a backrest part of a seat, and the height of a shoulder strap is adjusted by the fact that the shoulder strap passes through the shoulder strap holes with different heights, so that the shoulder strap is extremely inconvenient to adjust. Therefore, the drawbacks are obvious, and a solution is needed.

Disclosure of Invention

In order to solve the above technical problems, an object of the present invention is to provide a seat shoulder strap adjusting device, wherein the height position of a shoulder strap can be adjusted in a stepless manner according to the shoulder height of a seat occupant, so as to be suitable for seat occupants with different physical constitutions, thereby improving the safety performance of the seat, and the adjusting operation is simple, convenient, efficient, time-saving and labor-saving.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a shoulder adjusting device of seat, its includes seat body, sliding connection in the shoulder adjusting part of the back portion of seat body, installs in the automatic coiler of seat body and sets up in this internal safety belt of seat, the cushion portion of seat body is provided with the through-hole, be provided with the hasp in the through-hole, the coiling area and the shoulder adjusting part of automatic coiler are connected, the safety belt includes fixed band, adjusting band and two baldrics, the one end of fixed band and the cushion portion of seat body are connected, and two baldrics all run through shoulder adjusting part, and the one end of two baldrics all is connected with the other end of fixed band, and the other end of two baldrics all is connected with the one end of adjusting band, the other end of adjusting band runs through the hasp via the through-hole, the hasp is.

Furthermore, a sliding groove is concavely arranged on the back surface of the backrest part of the seat body, and the shoulder belt adjusting piece is arranged in the sliding groove in a sliding mode.

Furthermore, two adjusting grooves communicated with the sliding grooves are formed in the front face of the backrest part of the seat body, and the two adjusting grooves are respectively in one-to-one correspondence with the two shoulder straps.

Furthermore, the shoulder strap adjusting part is provided with two strap-penetrating holes, the two strap-penetrating holes are respectively communicated with the two adjusting grooves in a one-to-one correspondence mode, and the two shoulder straps penetrate through the two strap-penetrating holes respectively.

Further, shoulder belt adjusting part has been installed two guard plates, and two guard plates interval sets up, the guard plate stretches out to the front of the back portion of seat body, and two adjustment tank all are located between two guard plates.

Further, the seat body has been seted up two and has been dodged the groove, dodge the groove and extend along the slip direction of guard plate, two guard plates are respectively via two dodge the groove and stretch to the front of the back portion of seat body suddenly.

Further, both shoulder straps are detachably connected with the fixing strap via the snap-fit connector.

Further, the front surface of the seat body is provided with a cushion; the safety belt further comprises a connecting buckle, and the other ends of the two shoulder belts are connected with one end of the adjusting belt through the connecting buckle.

Further, the protection plate is provided with a protection pad.

Further, the protection pad is provided with an insertion hole for inserting the end of the protection plate.

The invention has the beneficial effects that: in practical application, a passenger sits in the seat body, and two shoulder belts of the safety belt are respectively wound on two shoulders of the passenger; because the height position of its shoulder of different riders is inequality, so according to the rider of difference, need adjust the baldric height of safety belt, when the baldric height position of safety belt is adjusted to needs, loosen the hasp, make the hasp release the locking force to the regulation band, operator's tractive regulation band this moment, in order to tighten up the safety belt, make the regulation band via the shoulder tractive baldric regulating part, make the furling belt that the baldric regulating part can the automatic coiler of tractive, shoulder the regulating part is simultaneously shouldered and is taken the shoulder and move down along the back portion of seat body, in order to realize the height-adjusting of shouldering, until the height position of baldric and the shoulder position looks adaptation of rider, the hasp locks the regulation band, be favorable to more firmly fixing the rider in the seat. When the position of baldric needs to be heightened, the hasp is loosened, the automatic coiler can automatically wind up the coiling belt of the baldric, the coiling belt upwards pulls the shoulder strap adjusting piece, the shoulder strap adjusting piece moves upwards together with the shoulder strap, the height of the shoulder strap is heightened, the safety belt is loosened, and when the height position of the shoulder strap is adjusted to a required position, the adjusting belt is locked by the hasp. The height position of the shoulder strap can be adjusted in a stepless mode according to the shoulder height of a rider, so that the seat is suitable for the riders with different physiques, the safety performance of the seat is improved, and the adjusting operation is simple, convenient, efficient, time-saving and labor-saving.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of another aspect of the present invention.

Fig. 3 is a schematic view of the internal structure of the present invention.

Fig. 4 is an exploded view of the rain fly frame and the fastening structure of the present invention.

Description of reference numerals:

1. a seat body; 11. a backrest part; 12. a cushion portion; 13. a through hole; 14. a chute; 15. an adjustment groove; 16. an avoidance groove; 2. shoulder strap adjusting members; 21. a hole is perforated; 3. an automatic retractor; 4. a seat belt; 41. fixing belts; 42. a connecting buckle; 43. an adjustment belt; 44. shoulder straps; 5. locking; 6. a protection plate; 62. a pad; 7. a snap-fit connector; 8. a cushion; 9. a rain tent frame; 91. screwing and fixing the structure; 92. a rotating arm; 93. rotating the sleeve; 94. a first rotationally fixed ring; 95. hole turning; 96. a rotating shaft; 97. a second rotationally fixed ring.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1 to 4, the present invention provides an adjusting device for a seat shoulder belt 44, which comprises a seat body 1, a shoulder belt adjuster 2 slidably connected to a backrest portion 11 of the seat body 1, an automatic retractor 3 installed on the seat body 1, and a seat belt 4 installed in the seat body 1, wherein a through hole 13 is formed in a seat cushion portion 12 of the seat body 1, a buckle 5 is installed in the through hole 13, a retracting strap of the automatic retractor 3 is connected to the shoulder belt adjuster 2, the seat belt 4 comprises a fixing strap 41, a connecting buckle 42, an adjusting strap 43, and two shoulder belts 44, one end of the fixing strap 41 is fixedly connected to the seat cushion portion 12 of the seat body 1, the two shoulder belts 44 penetrate through the shoulder belt adjuster 2, one ends of the two shoulder belts 44 are connected to the other end of the fixing strap 41, the other ends of the two shoulder belts 44 are detachably connected to one end of the adjusting strap 43 via the, the other end of the adjusting belt 43 penetrates through the lock catch 5 through the through hole 13, the lock catch 5 is used for locking the shoulder belt 44 or/and the adjusting belt 43, and the free end of the adjusting belt 43 protrudes from the bottom surface of the cushion part 12 of the seat body 1 to the top surface of the cushion part 12 of the seat body 1 through the through hole 13; the lock catch 5 is located in the through hole 13, so that the lock catch 5 and the cushion part 12 of the seat body 1 have compact structure and beautiful appearance, and the lock catch 5 is convenient to lock or release the shoulder belt 44 or/and the adjusting belt 43.

In practical application, an occupant sits in the seat body 1, and the two shoulder belts 44 of the seat belt 4 are respectively wound around the two shoulders of the occupant; since the height positions of the shoulders of different passengers are different, the height of the shoulder belt 44 of the seat belt 4 needs to be adjusted according to different passengers, when the height position of the shoulder belt 44 of the seat belt 4 needs to be adjusted, the latch 5 is released, so that the latch 5 releases the locking force on the adjustment strap 43, at this time, the operator pulls the adjustment strap 43 to tighten the seat belt 4, so that the adjustment strap 43 pulls the shoulder belt adjustment member 2 via the shoulder belt 44, so that the shoulder belt adjustment member 2 pulls the winding strap of the automatic retractor 3, and meanwhile, the shoulder belt adjustment member 2 with the shoulder belt 44 moves downwards along the backrest 11 of the seat body 1, so as to realize height adjustment of the shoulder belt 44, until the height position of the shoulder belt 44 is matched with the shoulder position of the passenger, and the latch 5 locks the adjustment strap 43, which is favorable for more firmly fixing the passenger in the seat body 1. When the position of the shoulder belt 44 needs to be adjusted up, the buckle 5 is loosened, the automatic retractor 3 automatically winds up the winding belt, the winding belt pulls the shoulder belt adjusting piece 2 upwards, the shoulder belt adjusting piece 2 and the shoulder belt 44 move upwards, the height of the shoulder belt 44 is adjusted up, the safety belt 4 is loosened, and when the height position of the shoulder belt 44 is adjusted to the required position, the buckle 5 locks the adjusting belt 43. The invention has simple structure, the height position of the shoulder belt 44 can be adjusted in a stepless way according to the shoulder height of the passengers, so as to be suitable for the passengers with different physiques to use, the safety performance of the seat is improved, and the adjustment operation is simple, convenient and efficient, and time and labor are saved.

When the connector link 42 is not provided in the present embodiment, the other ends of the two shoulder straps 44 are sewn to one end of the adjustment strap 43, or the two shoulder straps 44 are integrally constructed with the adjustment strap 43.

In this embodiment, a slide groove 14 is recessed in the back surface of the backrest portion 11 of the seat body 1, the shoulder belt adjuster 2 is slidably disposed in the slide groove 14, and the slide groove 14 extends in the sliding direction of the shoulder belt adjuster 2. The shoulder belt adjuster 2 slides up and down in the sliding groove 14, so that the movement stability of the shoulder belt adjuster 2 is improved, and the seat body 1 and the shoulder belt adjuster 2 are compact in structure and attractive in appearance.

In this embodiment, the front surface of the backrest part 11 of the seat body 1 is provided with two adjusting grooves 15 communicated with the sliding grooves 14, the adjusting grooves 15 extend along the sliding direction of the shoulder strap adjusting piece 2, the two adjusting grooves 15 are arranged in parallel, and the two adjusting grooves 15 are respectively arranged in one-to-one correspondence with the two shoulder straps 44; the shoulder strap adjusting piece 2 is provided with two strap penetrating holes 21, the two strap penetrating holes 21 are communicated with the two adjusting grooves 15 in a one-to-one correspondence mode, the two shoulder straps 44 penetrate through the two strap penetrating holes 21 respectively, each strap penetrating hole 21 limits one shoulder strap 44, the shoulder strap adjusting piece 2 is favorable for driving the shoulder straps 44 to move up and down synchronously, and the shoulder straps 44 are prevented from being separated from the shoulder strap adjusting piece 2. In the process that the shoulder belt adjusting piece 2 drives the shoulder belt 44 to move up and down, the adjusting groove 15 provides an avoiding space for the shoulder belt 44, and is beneficial to adjusting the height position of the shoulder belt 44.

In this embodiment, the shoulder strap adjuster 2 is symmetrically provided with two guard plates 6, the two guard plates 6 are spaced apart from each other, the guard plates 6 protrude to the front surface of the backrest portion 11 of the seat body 1, and the two adjustment slots 15 are located between the two guard plates 6. The person sits when this seat body 1, and the person's of taking the head is located between two guard plates 6, and guard plate 6 carries on spacingly to the person's of taking the head, and guard plate 6 plays the effect of protection to the person of taking, has improved the security performance of seat, avoids rocking the emergence that causes the incident at will because of the person of taking.

In this embodiment, the seat body 1 is provided with two avoiding grooves 16, the two avoiding grooves 16 are arranged in parallel, the avoiding grooves 16 extend along the sliding direction of the protection plates 6, and the two protection plates 6 respectively extend to the front surface of the backrest portion 11 of the seat body 1 through the two avoiding grooves 16. In particular, the protection plate 6 is L-shaped. Dodge the space that slot 16 provided dodging for guard plate 6 can reciprocate according to shoulder belt adjusting part 2 in step, protects with the head that is fit for the person of taking to different physiques

In this embodiment, both shoulder straps 44 are detachably connected to the fixing strap 41 via the snap connector 7. By designing the snap connector 7 such that the shoulder belt 44 is detachably connected to the fixing belt 41, it is convenient for the occupant to sit in the seat body 1 and also for the safety belt 4 to fix the occupant in the seat body 1.

In this embodiment, the seat cushion 8 is attached to the front surface of the seat body 1, and the seat cushion 8 can improve the comfort of the occupant. Preferably, the seat cushion 8 is provided with air holes, so that heat dissipation is facilitated.

In this embodiment, the protection plate 6 is provided with a protection pad 62; the protection pad 62 plays a role of protection, and the use safety performance of the seat is further improved.

In this embodiment, the protection pad 62 is provided with an insertion hole into which the free end of the protection plate 6 is inserted. The structural design is convenient for the disassembly and the assembly of the protection pad 62 and the protection plate 6, and the maintenance is convenient.

Specifically, a rain canopy frame 9 is rotatably disposed on the front surface of the seat body 1, the rain canopy frame 9 is used for mounting a canopy cloth, and plays a role of shielding wind, rain and light, two ends of the rain canopy frame 9 are rotatably connected with two sides of the seat body 1 through a screwing structure 91, the screwing structure 91 includes a rotating arm 92, a rotating sleeve 93 disposed on the inner side of the rotating arm 92, a first screwing ring 94 disposed on the inner side of the rotating arm 92 and around the periphery of the rotating sleeve 93, a rotating hole 95 concavely disposed on the seat body 1, a rotating shaft 96 disposed in the rotating hole 95, and a second screwing ring 97 disposed at the opening end of the rotating hole 95, the rotating sleeve 93 is rotatably disposed in the rotating hole 95, the rotating sleeve 93 is sleeved outside the rotating shaft 96, the first screwing ring 94 is screwed with the second screwing ring 97, the first screwing ring 94 is an annular first screwing tooth, the second screwing ring 97 is an annular second screwing tooth, the first rotary teeth and the second rotary teeth are in staggered clamping connection. In practical application, when the angle of the rain canopy frame 9 is adjusted, an operator drives the first rotary fixing ring 94 of the rotating arm 92 to rotate relative to the second rotary fixing ring 97, the angle of the first rotary fixing ring 94 rotating relative to the second rotary fixing ring 97 is equal each time, and when the first rotary fixing ring 94 rotates relative to the second rotary fixing ring 97 each time by a fixed angle, the first rotary fixing ring 94 and the second rotary fixing ring 97 are clamped once, so that the rain canopy frame 9 can be kept at a specific angle, and the stability of the rain canopy frame 9 is ensured.

All the technical features in the embodiment can be freely combined according to actual needs.

The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.