CN210034688U - Clamping and pressing quick connector - Google Patents

Clamping and pressing quick connector Download PDF

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Publication number
CN210034688U
CN210034688U CN201920610922.2U CN201920610922U CN210034688U CN 210034688 U CN210034688 U CN 210034688U CN 201920610922 U CN201920610922 U CN 201920610922U CN 210034688 U CN210034688 U CN 210034688U
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CN
China
Prior art keywords
ring
clamping
connecting end
nut
pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201920610922.2U
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Chinese (zh)
Inventor
闫忠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Yonghe Intelligent Control Technology Co., Ltd
Original Assignee
YORHE FLUID INTELLIGENT CONTROL CO Ltd
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Application filed by YORHE FLUID INTELLIGENT CONTROL CO Ltd filed Critical YORHE FLUID INTELLIGENT CONTROL CO Ltd
Priority to CN201920610922.2U priority Critical patent/CN210034688U/en
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Publication of CN210034688U publication Critical patent/CN210034688U/en
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Abstract

The utility model provides a quick-operation joint is pressed to card belongs to mechanical technical field. It has solved the inconvenient scheduling problem of current joint and union coupling. This quick-operation joint is pressed to card, including the body that has link one and link two, be equipped with on the link one and press the section of pressing through the card with the pipe and form the card of being connected, convex bulge loop has on the lateral surface of section is pressed to the card, be provided with the screw thread section on the link two, suit and threaded connection have the retaining ring on the screw thread section, the cover is equipped with can be on the body gliding nut on the retaining ring, convex fender ring has on the medial surface of nut the inner, convex barrier part has on the lateral surface of retaining ring, keep off the ring and be located between barrier part and the bulge loop and backstop in barrier part and bulge loop. The clamping and pressing quick connector has the advantages of convenience in connection with a pipe, stable structure, good universality and the like.

Description

Clamping and pressing quick connector
Technical Field
The utility model belongs to the technical field of machinery, a quick-operation joint is pressed to card is related to.
Background
During the pipeline construction, a plurality of independent pipes are connected by using pipeline joints. Commonly used joint structures include threaded connections, and chinese patent literature discloses a pipe joint [ application number: CN 201310656484.0; publication No.: CN104696621A ], including a regular hexagon section located in the middle, thread sections located at both ends of the regular hexagon section, and an axial through hole running through the regular hexagon section and the thread sections, wherein regular hexagon concave holes are respectively arranged on the end faces of the thread sections at both ends of the regular hexagon section. In the pipe joint, when one end of the pipe joint is connected with a pipe during the connection process, the pipe joint can be fixed by rotating the pipe joint, but when one end of the pipe joint is connected with the pipe, the other end of the pipe joint can be fixed only by rotating the pipe. If the pipes are long during field construction, the pipes are connected with great labor and time.
To facilitate installation and reduce rotation of the pipe, chinese patent document discloses a snap connection [ application No.: CN201721698140.6, publication number: CN 207777727U ], comprises a body with a first connecting end and a second connecting end, wherein the first connecting end is provided with a first clamping and pressing section capable of forming connection with the pipe through clamping and pressing deformation, and the second connecting end is provided with a second clamping and pressing section capable of forming connection with the pipe through clamping and pressing deformation. During installation, the pipe is inserted into the first connecting end and the second connecting end, and then acting force is applied to the first clamping and pressing section and the second clamping and pressing section through the pressing tool, so that the first clamping and pressing section and the second clamping and pressing section deform to form fixed connection with the pipe.
When the clamping and pressing connecting piece is connected with a pipe, the pipe needs to be inserted into the first connecting end and the second connecting end, namely, enough installation length needs to be reserved on the pipe and inserted into the clamping and pressing connecting piece. In the process of pipeline laying, the condition that the end parts of two pipes are finally butted often appears, namely the other ends of the two pipes are fixedly connected with other pipes, the clamping and pressing connecting piece is connected to the first pipe through the first connecting end, and the second pipe needs to be inserted into the clamping and pressing connecting piece.
Disclosure of Invention
The utility model aims at the above-mentioned problem that prior art exists, provide a joint is pressed to card and quick-operation joint, the technical problem of solution makes the union coupling convenient.
The purpose of the utility model can be realized by the following technical proposal:
a clamping and pressing quick connector comprises a body provided with a first connecting end and a second connecting end, wherein the first connecting end is provided with a clamping and pressing section which can be connected with a pipe through clamping and pressing deformation, a convex ring is arranged on the outer side surface of the clamping and pressing section, a groove corresponding to the convex ring is arranged on the inner side surface of the clamping and pressing section, a sealing ring is arranged in the groove, it is characterized in that the second connecting end is provided with a threaded section which is sleeved and connected with a check ring in a threaded manner, the check ring is sleeved with a nut which can slide on the body, the inner side surface of the inner end of the nut is provided with a convex check ring, the outer side surface of the retainer ring is provided with a convex blocking part, the retainer ring is positioned between the blocking part and the convex ring, when the nut slides along the direction from the first connecting end to the second connecting end, the blocking ring is blocked on the blocking part, and when the nut slides along the direction from the second connecting end to the first connecting end, the blocking ring is blocked on the convex ring.
When the connector is assembled, the nut is sleeved on the second connecting end of the body and slides towards the first connecting end, and then the check ring is in threaded connection with the threaded section. When the connector is installed, the first pipe is inserted into the first connecting end, and acting force is applied to the clamping and pressing section through a pressing tool, so that the clamping and pressing section is deformed and fixed with the first pipe; and then, sliding the nut onto the first connecting end to enable the second connecting end to be abutted against the end part of the second pipe, sliding the nut onto the second connecting end, sleeving the nut onto the end part of the second pipe, and rotating the nut to enable the nut to be in threaded connection with the second pipe until a stop ring on the nut is abutted against a stop part of the check ring. Therefore, in the butt joint process, the second pipe is inserted into the screw cap by moving the screw cap, so that the joint and the pipe are conveniently connected. The nut can be stopped and limited by the convex ring and the blocking part in the sliding process on the body, so that the nut is prevented from being separated from the body, the phenomenon that the joint and the pipe cannot be connected due to the fact that the nut is lost is avoided, and the pipe and the joint are conveniently connected. The retaining ring passes through threaded connection with the body, and structural strength is high and connect stably, has also made things convenient for in addition to assemble the nut to the body, and the nut is adorned on the body from link suit in two, does not receive the restriction of bulge loop size, and the size of nut can select the specification of little one grade, and the size of link two also can be done for a short time, and the whole size that connects like this can be done for a short time, makes the structure compacter, and the commonality is better.
In the clamping and pressing quick joint, a retaining shoulder is arranged on the outer side surface of the second connecting end, and the inner end surface of the retaining ring abuts against the retaining shoulder. The retaining shoulder has a positioning function, and the retaining ring is convenient to install.
In the above snap-fit quick coupling, the blocking portion is disposed at an outer end of the retainer ring, and an outer side surface of the shoulder is flush with an outer side surface of an inner end of the retainer ring. This facilitates the sliding of the nut and the connection of the nut to the tube.
In the above snap-fit quick coupling, a sealing gasket is arranged on the second connecting end, the outer end face of the second connecting end is flush with the outer end face of the retainer ring, and the sealing gasket abuts against the outer end face of the second connecting end and the outer end face of the retainer ring. The sealing gasket is used for sealing the joint and the pipe, and the outer end face of the second connecting end is flush with the outer end face of the retainer ring, so that the sealing effect of the sealing gasket is good.
In the above-mentioned clamping and pressing quick coupling, an inclined surface is provided on the inner side surface of the clamping and pressing section, which is located on the inner side of the groove, and the inclined surface is connected with the groove wall surface of the groove. The inclined plane is convenient for the pipe to be inserted into the first connecting end, and the inclined plane is convenient for the clamping and pressing part to deform and fix with the pipe.
In the above-mentioned quick coupling of chucking, the medial surface of the chucking section that is located the inboard of inclined plane still is provided with the constant head tank. The pipe is made of deformable material, such as plastic or aluminum, and after the clamping and pressing section is clamped and pressed and deformed, a positioning bulge matched with the positioning groove is formed on the outer side surface of the pipe, so that the joint and the pipe are firmly fixed. Or the outer side surface of the pipe is provided with a positioning bulge matched with the positioning groove, and after the pipe is inserted into the first connecting end, the positioning bulge is matched with the positioning groove to axially fix the pipe and the joint.
In the above snap-fit quick coupling, the blocking portion is provided with a positioning notch. The locating notch facilitates locating of the tool and conveniently fixes the check ring on the thread section.
Compared with the prior art, the utility model has the advantages of it is following:
the clamping section is arranged on the first connecting end, the threaded section is arranged on the second connecting end, the retaining ring is in threaded connection with the threaded section, the nut is sleeved on the retaining ring, the retaining ring on the nut is located between the blocking portion and the convex ring of the retaining ring, the nut can slide on the body and can be stopped at the retaining ring and the blocking portion, the joint is convenient to assemble, stable in structure and good in universality, and the joint is convenient to connect with a pipe. A retaining shoulder is arranged on the outer side face of the connecting end II, and the inner end face of the retaining ring abuts against the retaining shoulder; the stop part is arranged at the outer end of the check ring, and the outer side surface of the inner end of the check ring is flush with the outer side surface of the check shoulder, so that the connection of the joint and the pipe is facilitated. The sealing gasket is arranged on the outer end face of the second connecting end, and the outer end face of the check ring is flush with the outer end face of the second connecting end, so that the sealing effect of the sealing gasket is guaranteed.
Drawings
FIG. 1 is a cross-sectional view of the present snap on quick connector;
FIG. 2 is a cross-sectional view of the present snap on quick connector after it has been connected to a pipe.
In the figure, 1, a body; 2. a first connecting end; 2a, clamping and pressing; 2a1, convex ring; 2a2, groove; 2a3, inclined plane; 2a4, positioning groove; 3. a second connecting end; 3a, a thread section; 3b, a shoulder; 4. a seal ring; 5. a retainer ring; 5a, a blocking part; 5b, positioning a notch; 6. a nut; 6a, a baffle ring; 7. a gasket; 8. a first pipe; 9. and a second pipe.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Example one
As shown in fig. 1 and 2, the clamping quick coupling comprises a body 1 with a first connecting end 2 and a second connecting end 3, wherein the first connecting end 2 is provided with a clamping section 2a capable of forming connection with a pipe through clamping deformation. The outer side surface of the clamping and pressing section 2a is provided with a convex ring 2a1, the inner side surface of the clamping and pressing section 2a is provided with a groove 2a2 corresponding to the convex ring 2a1, and a sealing ring 4 is arranged in the groove 2a 2. The outer end face and the inner end face of the sealing ring 4 are both provided with a protruding part, and a gap is reserved between every two adjacent protruding parts. The inner side surface of the chucking section 2a at the inner side of the groove 2a2 is provided with an inclined surface 2a3, and the inclined surface 2a3 is connected to the groove wall surface of the groove 2a 2. The inner side surface of the clamping and pressing section 2a is provided with two positioning grooves 2a4 on the inner side of the inclined surface 2a3, and the number of the positioning grooves 2a4 is two.
The second connecting end 3 is provided with a threaded section 3a, the threaded section 3a is sleeved and connected with a check ring 5 in a threaded mode, and the check ring 5 is sleeved with a nut 6 capable of sliding on the body 1. The inner side surface of the inner end of the screw cap 6 is provided with a convex stop ring 6a, the outer side surface of the retainer ring 5 is provided with a convex stop part 5a, and the stop ring 6a is positioned between the stop part 5a and the convex ring 2a 1. When the nut 6 slides along the direction from the first connecting end 2 to the second connecting end 3, the stop ring 6a stops at the stop part 5 a; when the nut 6 slides in the direction from the connection end two 3 to the connection end one 2, the stop ring 6a stops at the convex ring 2a 1. The blocking part 5a is provided with a plurality of positioning notches 5b, the positioning notches 5b are uniformly distributed on the outer side surface of the blocking part 5a, the number of the positioning notches 5b is generally consistent with that of the positioning lugs on the tool, and the positioning notches can be two, three or more than three or only one. A retaining shoulder 3b is arranged on the outer side surface of the second connecting end 3, and the inner end surface of the retaining ring 5 abuts against the retaining shoulder 3 b. The blocking part 5a is arranged at the outer end of the retainer ring 5, and the outer side surface of the retaining shoulder 3b is flush with the outer side surface of the inner end of the retainer ring 5. And a sealing gasket 7 is arranged on the outer end face of the second connecting end 3, and when the baffle ring 6a abuts against the blocking part 5a, the sealing gasket 7 is positioned in the screw cap 6. The outer end face of the second connecting end 3 is flush with the outer end face of the retainer ring 5, and the sealing gasket 7 is attached to the outer end face of the retainer ring 5 and the outer end face of the second connecting end 3.
When assembling the joint, the sealing ring 4 is put into the groove 2a2, the nut 6 is sleeved on the connecting end two 3 of the body 1, the nut 6 slides towards the direction of the connecting end one 2, and then the retaining ring 5 is screwed on the threaded section 3 a. When the connector is installed, the first pipe 8 is inserted into the first connecting end 2, acting force is applied to the clamping and pressing section 2a through a pressing tool, the clamping and pressing section 2a is deformed and fixed with the first pipe 8, and the inner side face of the sealing ring 4 is tightly attached to the outer side face of the first pipe 8 to form sealing; and then sliding the nut 6 onto the first connecting end 2 to enable the end part of the second pipe 9 to abut against the sealing gasket 7, sliding the nut 6 onto the second connecting end 3, sleeving the nut 6 onto the end part of the second pipe 9, and rotating the nut 6 to enable the nut 6 to be in threaded connection with the second pipe 9 until a stop ring 6a on the nut 6 abuts against a stop part 5a of the check ring 5. Thus, during the process of pipe butt joint, the second pipe 9 is inserted into the nut 6 by moving the nut 6, so that the joint and the pipe are conveniently connected. The nut 6 can be stopped and limited by the convex ring 2a1 and the blocking part 5a in the process of sliding on the body 1, so that the nut 6 is prevented from being separated from the body 1, the phenomenon that the joint and the pipe cannot be connected due to the loss of the nut 6 is avoided, and the pipe and the joint are convenient to connect. Retaining ring 5 passes through threaded connection with body 1, and structural strength is high and connect stably, has also made things convenient for in addition to assemble nut 6 to body 1 on, and nut 6 from two 3 suit of link on body 1, do not receive the restriction of bulge loop 2a1 size, the specification of a little grade can be selected to the size of nut 6, the size of link two 3 also can be done for a short time, the whole size of joint can be done for a short time like this, make the structure compacter, the commonality is better.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (7)

1. A clamping quick connector comprises a body (1) with a first connecting end (2) and a second connecting end (3), wherein a clamping section (2a) capable of being connected with a pipe through clamping deformation is arranged on the first connecting end (2), a convex ring (2a1) is arranged on the outer side surface of the clamping section (2a), a groove (2a2) corresponding to the convex ring (2a1) is arranged on the inner side surface of the clamping section (2a), a sealing ring (4) is arranged in the groove (2a2), the clamping quick connector is characterized in that a threaded section (3a) is arranged on the second connecting end (3), a check ring (5) is sleeved on the threaded section (3a) and is in threaded connection, a nut (6) capable of sliding on the body (1) is sleeved on the check ring (5), and a convex check ring (6a) is arranged on the inner side surface of the inner end of the nut (6), the lateral surface of retaining ring (5) is gone up and is had convex stopper portion (5a), keep off ring (6a) and be located between stopper portion (5a) and bulge loop (2a1), when nut (6) slide along the direction of link one (2) to link two (3) keep off ring (6a) backstop in stopper portion (5a), when nut (6) slide along the direction of link two (3) to link one (2) keep off ring (6a) backstop in bulge loop (2a 1).
2. The clamping and pressing quick joint as recited in claim 1, characterized in that a stop shoulder (3b) is arranged on the outer side surface of the second connecting end (3), and the inner end surface of the retainer ring (5) abuts against the stop shoulder (3 b).
3. The snap-on quick connector according to claim 2, wherein the blocking portion (5a) is provided on the outer end of the retainer ring (5), and the outer side surface of the retaining shoulder (3b) is flush with the outer side surface of the inner end of the retainer ring (5).
4. The snap-fit quick connector according to any one of claims 1 to 3, wherein a sealing gasket (7) is arranged on the second connecting end (3), the outer end face of the second connecting end (3) is flush with the outer end face of the retainer ring (5), and the sealing gasket (7) abuts against the outer end face of the second connecting end (3) and the outer end face of the retainer ring (5).
5. The snap-fit quick coupling according to any one of claims 1 to 3, wherein the inner side surface of the snap-fit section (2a) on the inner side of the groove (2a2) is provided with an inclined surface (2a3), and the inclined surface (2a3) is connected to the groove wall surface of the groove (2a 2).
6. The snap-fit quick connector according to claim 5, wherein the inner side surface of the snap-fit section (2a) is further provided with a positioning groove (2a4) on the inner side of the inclined surface (2a 3).
7. The snap-fit quick connector according to any one of claims 1 to 3, wherein the blocking portion (5a) is provided with a positioning notch (5 b).
CN201920610922.2U 2019-04-29 2019-04-29 Clamping and pressing quick connector Active CN210034688U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920610922.2U CN210034688U (en) 2019-04-29 2019-04-29 Clamping and pressing quick connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920610922.2U CN210034688U (en) 2019-04-29 2019-04-29 Clamping and pressing quick connector

Publications (1)

Publication Number Publication Date
CN210034688U true CN210034688U (en) 2020-02-07

Family

ID=69362819

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920610922.2U Active CN210034688U (en) 2019-04-29 2019-04-29 Clamping and pressing quick connector

Country Status (1)

Country Link
CN (1) CN210034688U (en)

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Legal Events

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GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20200415

Address after: 317600 Industrial Agglomeration Area of Qinggang Town, Yuhuan City, Taizhou City, Zhejiang Province

Patentee after: Zhejiang Yonghe Intelligent Control Technology Co., Ltd

Address before: 317606 Yonghe Industrial Park, Xiaqiu Industrial Park, Qinggang Town, Yuhuan City, Taizhou City, Zhejiang Province

Patentee before: YORHE FLUID INTELLIGENT CONTROL Co.,Ltd.