CN215136184U

CN215136184U - Safety belt buckle

Info

Publication number: CN215136184U
Application number: CN202023138638.1U
Authority: CN
Inventors: 洪暐杰; 陈韦志; 翁子伦
Original assignee: Yoke Industrial Corp
Current assignee: Yoke Industrial Corp
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-12-14
Anticipated expiration: 2030-12-23

Abstract

A safety belt buckle is used for connecting at least a safety belt and a wearable safety belt, the safety belt is provided with a buckle, and the wearable safety belt is worn by a user; the safety belt buckle connecting device comprises a buckle device, a safety belt ring device and a destructible connecting piece. The buckle device is used for connecting the wearable safety belt and comprises a first connecting part; the safety belt ring device is used for sleeving a buckle ring and comprises a second connecting part; the breakable connecting piece is connected with the second connecting part and the first connecting part, and when at least one of the buckle device and the safety belt ring device is pulled by a preset external force, the breakable connecting piece is broken to separate the first connecting part and the second connecting part from each other. The buckle ring device and the safety belt ring device can be respectively connected with a substitute protection device, and when the first connecting part and the second connecting part are separated from each other, the substitute protection device can provide real-time protection for a user.

Description

Safety belt buckle

Technical Field

The utility model relates to a safety belt buckle.

Background

Based on the specification requirements of work safety, when the operating personnel is engaged in high-altitude operation, the prevention and control of accidents need to be done, for example: the conventional safety belt is fixed at one end to the support and at the other end to a buckle of a wearable safety belt worn by a user. When the user falls carelessly, the wearing type safety belt and the safety belt can hang and pull the user, so that the regret that the user falls from a high place to cause casualties is prevented.

However, most of the conventional anti-falling safety belts are directly connected to the user and the support by the belt body of a fixed length, and no other buffer device is connected between the user and the support, so that when the user falls from a high place, an accident that the user is rapidly tied by the safety belt to cause serious injury to the body often occurs.

In addition, when using the conventional seat belt connector, the user is liable to carelessly detach the seat belt connector from the wearable seat belt, and the safety locking state is not liable to be restored, which is very inconvenient for the user working at high altitude.

In addition, if the safety belt connector is detached from the wearing safety belt due to careless operation, the user working aloft may have a falling accident at any time, and no other alternative protection measures can be taken to protect the user.

Accordingly, there is a need for a novel buckle of a safety belt to improve the accident of serious injury to the body of a user caused by the direct connection of a conventional safety belt connector to the safety belt, to improve the problem that the conventional safety belt is easily separated from the wearable safety belt due to careless operation, and to provide an alternative protection measure, thereby providing a more complete safety guarantee for the user.

Disclosure of Invention

In view of the above, the present invention is directed to a safety belt buckle, which is used to improve the accident that the body of a user is seriously injured due to the direct connection of a conventional safety belt connector to a safety belt, and to improve the problem that the conventional safety belt is easily separated from a wearable safety belt due to careless operation, and to provide a substitute protection measure, thereby providing a more complete safety guarantee for the user.

In order to achieve the above object, the present invention provides a seat belt buckle for connecting at least one seat belt with a wearable seat belt, wherein the seat belt is provided with a buckle ring, and the wearable seat belt is worn by a user; the safety belt buckle comprises a buckle ring device, a safety belt ring device and a breakable connecting piece; the buckle device is used for being connected with the wearable safety belt and comprises a first connecting part; the safety belt ring device is used for sleeving the retaining ring, and comprises a second connecting part; the breakable connecting piece is connected to the second connecting part and the first connecting part, and when at least one of the buckle ring device and the safety belt ring device is pulled by a preset external force, the breakable connecting piece is broken to separate the first connecting part and the second connecting part from each other.

The utility model has the advantages that the buckle ring device and the safety belt ring device of the safety belt buckle can be respectively connected with the substitute protection device, when the first connecting part and the second connecting part are separated from each other, the substitute protection device can provide instant protection for users; the buckle ring device and the safety belt ring device of the safety belt buckle are respectively connected to two ends of the buffer belt of the buffer bag, wherein the buckle ring device is directly connected to the wearable safety belt of a user, and the safety belt ring device is directly connected to the safety belt, so that when the first connecting part and the second connecting part are separated from each other, the buffer bag immediately provides a buffer effect, serious injury caused by rapid tightening of the body of the user is avoided, and further perfect safety protection of the user is provided.

Drawings

Fig. 1 is a perspective view of a seat belt buckle according to a preferred embodiment of the present invention.

Fig. 2 is an exploded view of fig. 1.

Fig. 3A is an exploded side view of fig. 2.

FIG. 3B is an assembled side view of FIG. 3A and includes a buffer pack.

Fig. 4 is an exploded view of a buckle assembly of a seat belt buckle in accordance with a preferred embodiment of the present invention.

Fig. 5 is a front view of a buckle assembly of a seat belt buckle according to a preferred embodiment of the present invention.

Figure 6 is a cross-sectional view taken along line 6-6 of figure 5.

Figure 7 is a cross-sectional view taken along line 7-7 of figure 5.

Fig. 8 is a top view of a buckle assembly of a seat belt buckle in accordance with a preferred embodiment of the present invention.

Figure 9 is a cross-sectional view taken along line 9-9 of figure 8.

Description of the reference numerals

[ the utility model ]

1: safety belt buckle

10: buckle device

11: first through hole

12: second through hole

101: body

102: first connecting part

103: containing groove

14: first locking part

141: locating pin

142: control element

143: elastic piece

15: safety bolt

15 a: first end

15 b: second end

151: first fixed part

152: second fixed part

153: containing hole

16: second locking part

161: control pin

162: locating block

163: elastic piece

166: groove

20: safety belt ring device

202: second connecting part

30: destructible connector

32: first fixing pin

34: fixed block

36: fixing sleeve

38: second fixing pin

B: buffer bag

S: retaining ring

Detailed Description

In order to explain the present invention more clearly, the following detailed description will be given with reference to the accompanying drawings. Referring to fig. 1 to 3B, fig. 1 is a perspective view of a seat belt buckle 1 according to a preferred embodiment of the present invention; FIG. 2 is an exploded view of FIG. 1; FIG. 3A is an exploded side view of FIG. 2; FIG. 3B is an assembled side view of FIG. 3A and includes a buffer pack.

In fig. 1 and 2, the seat belt buckle 1 is used to connect at least one seat belt with a wearable seat belt, and the seat belt is provided with a buckle S, and the wearable seat belt is worn by a user. The seat belt buckle 1 comprises a buckle device 10, a seat belt loop device 20 and a breakable connection 30.

The buckle device 10 is adapted to be attached to the wearable belt, the buckle device 10 including a first attachment portion 102; the safety belt ring device 20 is used for sleeving the buckle ring S, and the safety belt ring device 20 comprises a second connecting part 202; the breakable connection 30 is connected to the second connection 202 and the first connection 102. When the buckle device 10, the safety belt loop device 20 or the combination thereof is pulled by a predetermined external force, the breakable connection 30 is broken to separate the first connection 102 and the second connection 202 from each other.

As shown in fig. 2 and 3A, the safety belt ring device 20 includes a ring body 22, a fixing block 34 serving as the second connecting portion 202, and a fixing sleeve 36, the breakable connecting element 30 is a connecting pin 32, wherein the fixing sleeve 36 and the fixing block 34 are combined to form a ring, the ring body 22 of the safety belt ring device 20 is inserted into the ring, and the connecting pin 32 is inserted into and fixedly connected to the first connecting portion 102 and the fixing block 34 serving as the second connecting portion 202. The breakable connection 30 further comprises at least one rivet 38, wherein the fastening sleeve 36 and the fastening block 34 are combined to form a ring, and the fastening block 34 and the fastening sleeve 36 are fastened to each other by means of the at least one rivet 38.

In fig. 2 and 3A, the number of the fixing blocks 34 is two, the number of the fixing sleeves 36 is two, and the number of the connecting pins 32 is two; the at least one rivet 38 is four in number. Each of the fixing blocks 34 is individually combined with one of the fixing sleeves 36 to form the ring, and the fixing blocks 34 and the fixing sleeves 36 are fixedly connected to each other by two of the rivets 38. Each of the connecting pins 32 is disposed between the two rivets 38 and is fixedly connected to the first connecting portion 102 and the fixing block 34.

In a preferred embodiment of the present invention, the material tensile strength and the tensile strength of the connecting pin 32 are less than the material tensile strength and the tensile strength of the rivet 38; therefore, when at least one of the buckle device 10 and the safety belt loop device 20 is pulled by the predetermined external force, the connecting pin 32 is damaged by the external force to separate the first connection portion 102 and the second connection portion 202 from each other, compared to the rivet 38.

The external force includes a shear force applied between the first connection portion 102 and the second connection portion 202, and the shear force can shear the connection pin 32, but cannot first shear the rivet 38.

In a preferred embodiment of the present invention, the safety belt buckle 1 comprises a buffering bag B, and the buckle device 10 and the safety belt ring device 20 are respectively connected to two end edges of the buffering bag B, as shown in fig. 3B. When the breakable connection 30 is broken by the external force to separate the first connection portion 102 and the second connection portion 202 from each other, the buckle device 10 and the safety belt loop device 20 of the safety belt buckle 1 according to the embodiment of the present invention are respectively connected to a substitute protection device (i.e. a cushion pack B), and the substitute protection device can provide instant protection for a user.

In a preferred embodiment of the present invention, when the first connecting portion 102 and the second connecting portion 202 are separated from each other, the buffering bag B is used to slow down the rate at which the buckle device 10 and the safety belt ring device 20 are separated from each other. In detail, the substitute protective device (i.e. the cushion pack B) includes a cushion belt, wherein the cushion belt is formed by bending at least one belt body into a bending laminated structure for multiple times, and the bending laminated structure is fixed by sewing or weaving; when the buffer belt is pulled by external force, the sewing positions or the weaving positions in the bending laminated structure are sequentially and slowly broken, so that a user is prevented from being damaged by life caused by direct falling or sudden stopping.

Referring to fig. 4 to 9, fig. 4 is an exploded view of a buckle device 10 of a seat belt buckle 1 according to a preferred embodiment of the present invention; fig. 5 is a front view of the buckle device 10 of the seat belt buckle 1 according to a preferred embodiment of the present invention; FIG. 6 is a cross-sectional view taken along line 6-6 of FIG. 5; FIG. 7 is a cross-sectional view taken along line 7-7 of FIG. 5; fig. 8 is a plan view of the buckle device 10 of the seat belt buckle 1 according to a preferred embodiment of the present invention; figure 9 is a cross-sectional view taken along line 9-9 of figure 8.

The buckle device 10 includes a body 101, a safety pin 15, a first locking member 14 and a second locking member 16.

The body 101 is used for connecting to the wearable safety belt, and the body 101 has a first through hole 11 and a second through hole 12.

The safety bolt 15 is used for the retaining ring S to be sleeved on, and the safety bolt 15 has a first fixing portion 151 located at a first end 15a of the safety bolt 15, and a second fixing portion 152 located between the first end 15a and a second end 15b of the safety bolt 15. The second fixing portion 152 is closer to the second end 15b than the first end 15 a.

After the first end 15a of the safety pin 15 passes through the second through hole 12 of the body 101, it can be controlled to move between an open position and a closed position relative to the body 101. When the first end 15a of the safety bolt 15 penetrates into the first through hole 11 of the body 101 again, the safety bolt 15 is located at the closed position relative to the body 101, meanwhile, the first fixing portion 151 of the safety bolt 15 is correspondingly inserted into the first through hole 11, and the second fixing portion 152 is correspondingly inserted into the second through hole 12.

The first latch 14 is disposed adjacent the first through hole 11 of the body 101 and is operable to move between a first position and a second position on the body 101. When the first locking element 14 is located at the first position and the first fixing portion 151 is correspondingly inserted into the first through hole 11, the first fixing portion 151 of the safety pin 15 is limited to be located at the closed position.

The second detent 16 is disposed through the second end 15b of the safety bar 15 and is operable to move between a third position and a fourth position within the safety bar 15. When the second locking element 16 is located at the third position and the second fixing portion 15b is correspondingly inserted into the second through hole 12, the second fixing portion 152 of the safety pin 15 is limited to be located at the closed position.

In fig. 4 to 9, the body 101 further includes a receiving groove 103 communicating with the first through hole 11; the first locking element 14 includes a positioning pin 141, a control element 142 and an elastic element 143, wherein the positioning pin 141, the control element 142 and the elastic element 143 are disposed in the accommodating slot 103, and the elastic element 143 is disposed at the bottom of the accommodating slot 103 and pushes the positioning pin 141, so that the positioning pin 141 protrudes into the first through hole 11.

The control element 142 is connected to the positioning pin 141 and is used for controlling the positioning pin 141 to move between the first position and the second position. When the positioning pin 141 is located at a first position and the first fixing portion 151 is correspondingly inserted into the first through hole 11, the positioning pin 141 limits the first fixing portion 151 of the safety plug 151 to be located at the closed position; on the contrary, when the positioning pin 141 is located at the second position, the positioning pin 141 does not restrict the first fixing portion 151 of the safety bar 15 from being located at the closed position.

The safety bolt 15 further includes a receiving hole 153 communicating with the second fixing portion 152; the second locking element 16 includes a control pin 161, a positioning block 162 and an elastic element 163, wherein the control pin 161, the positioning block 162 and the elastic element 143 are disposed in the receiving hole 153, and the elastic element 163 is disposed at the bottom of the receiving hole 153 and pushes the control pin 161, so that the positioning pin 161 can move along the long axis of the safety bar 15 under control.

The positioning block 162 is disposed in the second fixing portion 152 and can be pushed by the control pin 161 to protrude out of the second fixing portion 152. When the control pin 161 is located at the third position, the second fixing portion 152 is located between the first through hole 11 and the second through hole 12, and the positioning block 162 protrudes from the second fixing portion 152, the positioning block 162 limits the second fixing portion 152 of the safety plug 151 to be located at the closed position; on the contrary, when the control pin 161 is located at the fourth position, the positioning block 162 falls into the groove 164 of the control pin 161 without protruding the second fixing portion 152, so that the second fixing portion 152 of the safety bar 15 is not restricted to be located at the closed position.

In summary, when the first latch 14 is located at the first position and the second latch 16 is located at the third position, the safety pin 151 cannot move freely between the open position and the closed position. And, when the first latch 14 is located at the second position but the second latch 16 is located at the third position, or the first latch 14 is located at the first position but the second latch 16 is located at the fourth position, the safety pin 151 cannot move freely between the open position and the closed position.

Only when the first locking hook 14 is located at the second position and the second locking hook 16 is located at the fourth position, the safety bolt 151 can freely move between the open position and the closed position, so as to provide a double-locking protection effect, thereby improving the problem that the conventional seat belt connector is easy to be separated from the wearing seat belt due to careless operation.

By means of the design of the utility model, the buckle ring device and the safety belt ring device of the safety belt buckle provided by the embodiment of the utility model can be respectively connected with the substitute protection device, when the first connecting part and the second connecting part are separated from each other, the substitute protection device can provide instant protection for a user; the embodiment of the utility model provides an in, the buckle device and the safety belt ring device of safety belt buckle are connected respectively in the both ends of the buffering area of buffering package, and wherein buckle device lug connection is in user's wearing formula safety belt, and safety belt ring device is lug connection then in the safety belt, consequently when first connecting portion and second connecting portion separate from each other, the buffering package provides buffering effect immediately to avoid user's health to cause serious injury because of reining in rapidly, and then provide the more perfect safety protection of user. In addition, the buckle device of the seat belt buckle provided by the embodiment of the present invention provides a double-locking protection effect, so as to improve the problem that the conventional seat belt connector is easily separated from the wearable seat belt due to careless operation.

The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications to the application of the present invention and the claims should be considered to be included in the scope of the present invention.

Claims

1. A safety belt buckle is used for connecting at least one safety belt with a wearable safety belt, wherein the safety belt is provided with a buckle ring, and the wearable safety belt is worn by a user; characterized in that the safety belt buckle comprises:

a buckle device for connecting to the wearable safety belt, the buckle device including a first connecting portion;

the safety belt ring device is used for sleeving the retaining ring and comprises a second connecting part;

and the breakable connecting piece is connected with the second connecting part and the first connecting part, and when at least one of the buckle ring device and the safety belt ring device is pulled by a preset external force, the breakable connecting piece is broken to separate the first connecting part and the second connecting part from each other.

2. The safety belt buckle as claimed in claim 1, wherein said safety belt loop device comprises a ring body, a fixing block as said second connecting portion, and a fixing sleeve, said breakable connecting member is a connecting pin, said fixing sleeve and said fixing block are combined to form a loop, said ring body is inserted into said loop, and said connecting pin is inserted into and fixed to said first connecting portion and said fixing block.

3. The seat belt buckle as recited in claim 2, wherein the seat belt loop means includes at least one rivet by which the anchor block and the anchor sleeve are secured to each other.

4. The seat belt buckle as claimed in claim 3, wherein the connecting pin is made of a material having a tensile strength and a shearing strength less than those of the rivet, and when an external force is applied to at least one of the buckle device and the seat belt loop device, the connecting pin is broken before the rivet to separate the first connecting portion and the second connecting portion from each other.

5. The seat belt buckle as claimed in claim 3, wherein the number of the fixing blocks, the number of the fixing sleeves, and the number of the connecting pins are two, the number of the at least one rivet is four, each of the fixing blocks is individually combined with one of the fixing sleeves to form the loop, and the fixing blocks and the fixing sleeves are fixedly coupled to each other by two of the rivets, and each of the connecting pins is disposed between the two rivets and fixedly coupled to the first connecting portion and the fixing block.

6. The seat belt buckle as in claim 1, further comprising a cushion bag, and wherein said buckle device and said seat belt loop device are attached to respective end edges of said cushion bag.