TWM501510U - A joint assembly for connecting a pipeline - Google Patents

Description

Joint assembly for connecting pipe fittings

The present invention relates to a joint assembly for joining pipe fittings, and more particularly to a joint assembly that can directly connect or detach a pipe member without the need for a tool.

Pipe fittings generally used for conveying fluids, such as sewage pipes, water pipes, pipelines for transporting chemical substances, etc., are connected by joints at the junctions between the pipe fittings. The existing connection method is fixed by tooth bonding, welding, gluing or crimping, etc., which requires not only external tools and different connecting elements, but also work under additional working hours.

Therefore, there is an urgent need to develop a joint for pipe fitting that can be easily operated without tools.

One of the aims of the present invention is to provide a joint assembly for joining pipe fittings, which can connect pipe fittings without external tools and saves man-hours.

Another object of the present invention is to provide a joint assembly for joining pipe fittings that can be removed without the use of external tools, which can be reused.

A joint assembly for connecting a pipe member according to the present invention, comprising: a joint comprising: a ring-shaped body having a tubular insertion hole for inserting a pipe member at an open end of one side of the joint; And a joint end on the other side of the joint, one for a jaw seat of the annular tube body, located near the open end of the body, the system sleeve is sleeved on the jaw seat, the jaw seat has at least two embedded slots, at least two jaws respectively embedded in the jaw seat The at least two embedding slots, each of the jaws having a jaw slope at a radially outer portion of the jaw seat, and having a radially inner portion of the body and having a contact surface with the tube member inserted therein a serrated surface having a plurality of serrations thereon for fixing, and a spring having an annular shape located on an inner side of the body adjacent to the engagement end of the jaw seat for elastically supporting the jaw base And a connecting portion connected to the joint end of the joint, wherein when the one end of the tubular member is inserted to the joint end of the body, the serration surface of each of the jaws can clamp the tubular member to be fixed.

10‧‧‧ joint assembly

11‧‧‧Connector

111‧‧‧Ontology

112‧‧‧Open end

113‧‧‧ joint end

114‧‧‧ jaw seat

1141‧‧‧ slit

1142‧‧‧Ring cover

115‧‧ ‧ jaw

1151‧‧‧ jaw slope

1152‧‧‧Sawtooth

1153‧‧‧Sawtooth

116‧‧‧ annular groove

117‧‧‧ §

118‧‧‧ Spring

119‧‧ ‧ spring support

12‧‧‧Connecting parts

12’‧‧‧Another connection

13‧‧‧ Pipe fittings

14‧‧‧O-ring

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic illustration of a joint assembly having two joints for linearly joining two tubular members in accordance with a preferred embodiment of the present invention.

Figure 2 is a schematic view of the jaw seat of the joint assembly according to the present invention.

Figure 3 is an exploded view of the joint assembly according to the present invention. Please also refer to Figure 1.

4 is a schematic view showing a joint assembly having three joints as a T-shaped joint three-tube member according to another preferred embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic illustration of a joint assembly having two joints for linearly joining two tubular members in accordance with a preferred embodiment of the present invention.冀The structure of the pipe connecting the creation is relatively clear. The figure shows two identical and up-and-down joint assemblies for connecting two pipelines in a straight line. The upper half is a schematic view of the uninserted pipe and the lower half. Schematic diagram for inserting a pipe; each The joint assembly 10 for connecting the pipe fittings comprises: a joint 11 comprising: a ring-shaped body 111 having a tubular end insertion hole for inserting a tubular member 13 at an open end 112 on one side of the joint. And a joint end 113 on the other side of the joint, a jaw seat 114 of the annular tube body, located near the open end 112 of the inner side of the body, the system is sleeved on the jaw seat 114, the jaw seat 114 There are at least two embedding slots 1141, at least two jaws 115 respectively embedded in the at least two embedding slots 1141 of the jaw seat 114, each of the jaws 115 having a radially outer portion of the jaw seat 114 The jaw slope 1151 has a serrated surface 1152 at a radially inner side of the body 111 and a contact surface with the tube member, and a plurality of serrations 1153 are provided thereon for fixing, and a spring 118 , the ring body is located on the inner side of the body 111 opposite to the engagement end 113 of the body to elastically support the jaw seat 114; and a connecting portion 12 connected to the joint end 113 of the joint, Wherein, inserting one end of the pipe member to At the joint end of the body, the serrated faces of the jaws can clamp the tube to be fixed.

In another embodiment, the joint may further include an O-ring 14 and the body has an annular groove 116 adjacent to the joint of the joint, the annular groove 116 for receiving the O-shaped portion. Ring 14 for leak prevention.

In another embodiment, the connector can further have a step 117 mounted on the open end 112 of the body and embedded on the jaw seat 114 to prevent the jaw seats 114 from falling off the body.

Please refer to FIG. 2 at the same time. FIG. 2 is a schematic view of the jaw seat of the joint assembly according to the present invention, wherein the jaw slope 1151 of the jaw 115 is a slope which becomes gradually larger toward the body joint end 113, and the body Wherever the jaw slope 1151 is corresponding, the slope is gradually enlarged, so as to urge the jaw slope 1151 of each jaw 115 to be pushed along the corresponding slope of the body 111 when the force is applied. The sawtooth surface 1152 of each of the jaws 115 is released from the tube for separating the joint 11 and the tube member 13.

As shown in FIG. 1 , the jaw seat 114 further includes an annular seat cover 1142 that is engaged with the jaw seat on the outer side of the open end 112 of each joint and protrudes from the body to facilitate the application of force. .

As described above, another joint 11 having a linear configuration on one side has the same structure as the other side joint, and the two joints are connected by the joint portion for linear connection and respectively inserted into the two joints. Two fittings for the joint. It can be understood from Fig. 1 that the two joints of the upper and lower symmetry, including the joint portions thereof, can be integrally formed for the production.

Figure 3 is an exploded view of the joint assembly according to the present invention. Referring to FIG. 1 at the same time, a pipe member 13 is inserted into the joint assembly 10. The joint assembly 10 mainly includes a joint 11, a body 111, a jaw seat 114, a jaw 115, a stopper 117, a spring 118, and a spring support. 119 and O-ring 14.

4 is a schematic view showing a joint assembly having three joints as a T-shaped joint three-tube member according to another preferred embodiment of the present invention. In the other preferred embodiment, the joint assembly has three joints, the same structure, and the other joint portion 12' is T-shaped, and the connection is respectively connected to the T-shaped structure. Three fittings for three joints.

The walker can understand that the structure according to Fig. 3 can be modified, that is, two joints (not shown) are provided, which comprise a joint 11 having a turn-angle configuration, the joint having the same structure as the original joint, and borrowing The connecting portion has a turning angle, and the two tubular members respectively inserted into the two joints are connected at the turning angle, and the turning angle can be between 0° and 180°.

In the joint assembly with a joint of the present invention, it may further comprise another joint a head (not shown) having a structure different from that of the original joint 11 for fixing another tubular member by tooth bonding, welding, gluing or crimping, and by a joint portion therebetween (not shown in the drawing) The two joints are fixedly connected and the two tubes are passed through.

In addition, the joint assembly of the present invention may have a closed structure at a joint portion with the joint, so that the inserted tubular member is not penetrated (not shown).

In the joint assembly of the present invention, the material of the O-ring is rubber. In addition, in the joint assembly of the present invention, the material of the joint is plastic or metal.

10‧‧‧ joint assembly

11‧‧‧Connector

111‧‧‧Ontology

112‧‧‧Open end

113‧‧‧ joint end

114‧‧‧ jaw seat

1141‧‧‧ slit

1142‧‧‧Ring cover

115‧‧ ‧ jaw

116‧‧‧ annular groove

117‧‧‧ §

118‧‧‧ Spring

119‧‧ ‧ spring support

12‧‧‧Connecting parts

13‧‧‧ Pipe fittings

14‧‧‧O-ring

Claims (12)

A joint assembly for connecting a pipe member, comprising: a joint comprising: a ring-shaped body having a tubular insertion hole for inserting a pipe member at an open end of one side of the joint, and a joint end of the other side of the joint, a jaw seat of the annular tube body, located near the open end of the body, the system sleeve is sleeved on the jaw seat, the jaw seat has at least two embedded slots, at least two The jaws are respectively embedded in the at least two fitting slots of the jaw seat, each jaw having a jaw slope at a radially outer portion of the jaw seat, and radially inward of one of the bodies And a contact surface of the tube member having a sawtooth surface having a plurality of serrations thereon for fixing, and a spring having an annular shape, the body being located closer to the joint end of the body than the jaw seat The inner side is for elastically supporting the jaw seat; and a connecting portion is connected to the joint end of the joint, wherein when the one end of the tube is inserted to the joint end of the body, the serration surface of each of the jaws can be Clamp the pipe, Fixed. The joint assembly of claim 1, wherein the joint further comprises an O-ring, and the body has an annular groove at a joint portion adjacent to the joint, the annular groove is for receiving the O-ring for leak prevention. The joint assembly of claim 1, wherein the joint further has a gear member mounted on the open end of the body and embedded on the jaw seat to prevent the jaw seats from falling off the body . The joint assembly of claim 1, wherein the jaw slope of the jaw is a gradually larger slope toward the joint end of the body, and the body is a gradually larger slope corresponding to the slope of the jaw. The forceps of each of the jaws are pushed along the corresponding inclined surface of the body to release the serrated surface of each jaw from the tubular member for separating the joint and the tubular member. The joint assembly of claim 1, wherein the jaw base further comprises an annular seat cover that engages the jaw base on an outer side of the open end of each joint and protrudes from the body. In order to facilitate the force. The joint assembly of claim 1 of the patent application, further comprising another joint of a linear configuration, the other joint having the same structure as the joint, and connecting the two joints by the joint portion for straight connection Two tubes are respectively inserted into the two joints. The joint assembly of claim 1 of the patent application, further comprising another joint of a turn-angle configuration, the other joint having the same structure as the joint, and at the turning angle by the joint portion having a turning angle The lower connection is respectively inserted into the two tubes of the two joints. The joint assembly of claim 1, further comprising two other joints having a certain combination, the other two joints having the same structure as the joint, and wherein the joint portion is T-shaped The T-shaped structure connects three tubes that are plugged into the three joints, respectively. The joint assembly of claim 1 of the patent scope, and further comprising another joint, the structure of which is different from the joint for fixing another tubular member by tooth bonding, welding, gluing or crimping, and The connecting portions are fixedly connected to the two joints respectively, and the two tubular members are penetrated. The joint assembly of claim 1, wherein the joint with the joint is The closed structure makes the inserted pipe fittings not penetrate. The joint assembly of claim 2, wherein the material of the O-ring is rubber. The joint assembly of claim 1, wherein the joint is made of plastic or metal.