CN218294886U

CN218294886U - PPR pipe joint convenient to maintenance

Info

Publication number: CN218294886U
Application number: CN202222137589.2U
Authority: CN
Inventors: 周志楼; 徐铭超; 俞小涛; 徐焕土
Original assignee: Zhejiang Hengfa Pipe Industry Co ltd
Current assignee: Zhejiang Hengfa Pipe Industry Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2023-01-13
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a PPR coupling convenient to maintenance, including device body, pipeline, right shell, left shell, sealing mechanism and fixed establishment, its characterized in that: the pipeline is located the device originally internally, right side shell is located the sealing mechanism right side, left side shell is located the sealing mechanism left side, fixed establishment is located the sealing mechanism top, the connecting cylinder is located between left sleeve and the right sleeve, and this mechanism has increased the seal effect of coupling, and the while is also convenient for maintain and dismantle, has increased the bearing capacity of coupling, avoids leading to the coupling to break, leak scheduling problem because of tubular product pressure is too big, has prolonged the life of coupling, has saved the spending input, gu fixed ring top is equipped with fixed knot and below is equipped with down fixed knot, this mechanism is favorable to fixing the connector, has increased the overall stability and the security of device, thereby avoids tubular product to lead to the unstable phenomenon that leads to the connector to drop, become flexible of device because of pressure is too big.

Description

PPR pipe joint convenient to maintenance

Technical Field

The utility model belongs to the technical field of the PPR pipe, concretely relates to PPR coupling convenient to maintenance.

Background

The PP-R pipe is also called a polypropylene pipe of a third type and a polypropylene pipe of random copolymerization or a PPR pipe, has the advantages of energy and material saving, environmental protection, light weight, high strength, corrosion resistance, smooth and non-scaling inner wall, simple and convenient construction and maintenance, long service life and the like, is widely applied to the building industry, municipal administration, industry and agriculture fields such as building water supply and drainage, urban and rural water supply and drainage, urban gas, electric power and optical cable sheaths, industrial fluid conveying, agricultural irrigation and the like, and adopts polypropylene of random copolymerization to be extruded into a pipe material and injected into a pipe fitting, thus the PPR pipe is widely used;

however, most of the structures of the existing PE pipe joints are single, the traditional connector is sleeved inside the PPR water pipe by the thread bushing in a hot melting manner, and then threaded connection is performed during installation, however, when the PPR water pipe joint is used for a boiler in a hot water room, because the water temperature for conveying is high, and the material meets high temperature and has the effect of thermal expansion, and the PRR water pipe and the metal interface are made of different materials, so the size of expansion is also different, wherein the expansion degree of the PRR water pipe is greater than that of the metal joint, so that a gap is easily generated between the PRR water pipe and the metal joint, hot water leakage or water spraying is caused, the sealing effect is poor, workers are easily scalded, and the stability of the pipe joint is poor, maintenance work is inconvenient to be performed, such as the open number is: CN 112780867A invention patent of a water pipe joint for PPR conversion, its patent only through to the metal connecting pipe appearance of coupling and pipeline stopper mouth design, its device practicality is relatively poor, therefore, unsatisfied existing demand, for this we propose a PPR coupling convenient to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PPR coupling convenient to maintenance can seal and stabilize the device, avoids leaking, the infiltration phenomenon because of the poor pipe joint that causes of device leakproofness effect, has avoidd the scald of operator in the use engineering, also can dismantle and fix the pipe joint simultaneously, and the timely detection of operator of being convenient for and maintenance have promoted the practicality of device, provide convenience for the user.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PPR coupling convenient to maintenance, includes device body, pipeline, right shell, left shell, sealing mechanism and fixed establishment, its characterized in that: the pipeline is positioned in the device body, the right shell is positioned on the right side of the sealing mechanism, the left shell is positioned on the left side of the sealing mechanism, and the fixing mechanism is positioned above the sealing mechanism;

sealing mechanism includes left antifriction lantern ring, left sleeve, connecting cylinder, sealing ring one, expansion joint pipe one, sealing ring two, expansion joint pipe two, sealing ring three, right sleeve and the right antifriction lantern ring, a left side antifriction lantern ring below is equipped with left sleeve, the connecting cylinder is located between left sleeve and the right sleeve, a sealing ring below is equipped with expansion joint pipe one, sealing ring two is located expansion joint pipe below and below is equipped with expansion joint pipe two, sealing ring three is located expansion joint pipe two below, right side sleeve below is equipped with the right antifriction lantern ring.

As a further aspect of the present invention: fixing mechanism includes solid fixed ring, goes up fixed knot, first bolt, first nut, gyro wheel, spring, lower fixed knot, second bolt and second nut, gu fixed ring top is equipped with fixed knot and below and is equipped with down fixed knot, first bolt is located fixed knot and fixes with first nut, the gyro wheel is located the retaining ring, the second bolt is located fixed knot down and fixes with the second nut, is favorable to getting up the connector, has increased the overall stability and the security of device, thereby has avoided tubular product to lead to the connector to drop, not hard up phenomenon because of pressure causes the device unstability too greatly because of the connector.

As a further aspect of the present invention: the right side shell is equipped with the screw thread with left shell inside, right side shell and left shell are all established on sealing mechanism, have increased the security and the stability of connector.

As a further aspect of the present invention: the spring is located the gyro wheel below and with gyro wheel fixed connection, has increased solid fixed ring's bearing capacity, thereby also avoids the connector to lead to becoming flexible to drop because of rocking simultaneously.

As a further aspect of the present invention: the connecting cylinder top is equipped with anti-skidding screw thread, connecting cylinder and left sleeve and right sleeve fixed connection are in the same place device fixed connection, have increased the seal and the security of connector.

As a further aspect of the present invention: the fixing ring is provided with a groove on the inner wall, the roller and the spring are both located in the groove to move, so that the phenomena that the pipe body is broken due to overlarge pressure, the connector is loosened and falls off are reduced, and the impact force of the pressure on the pipe is relieved.

As a further aspect of the present invention: go up the fixed knot and all seted up threaded hole with fixed knot top down, convenient to detach and fixing device provide convenience for maintenance and detection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an be equipped with sealing mechanism in the device body, through inserting the pipeline that needs the butt joint with left sleeve and right sleeve, rivers pass through, flexible pipe one and flexible pipe two on the connecting cylinder slow down pressure, make rivers steadily pass through, three groups of sealing rings on the connecting cylinder guarantee that rivers pass through and can not reveal, this mechanism has increased the seal effect of coupling, also be convenient for maintain and dismantle simultaneously, increased the bearing capacity of coupling, avoid because of too big pipe pressure lead to the coupling to break, leak scheduling problem, prolonged the life of coupling, saved the input spending;

2. the utility model discloses an at this internal fixed establishment that is equipped with of device, embolia solid fixed ring above the connecting cylinder, rivers relieve pressure through time pulley and spring, fix the knot through first nut on imbedding first bolt, fix the knot through the second nut with fixed knot under the second bolt embedding, this mechanism is favorable to fixing the connector, the overall stability and the security of device have been increased, thereby avoided tubular product to lead to the connector to drop because of pressure causes the device unstability too greatly, not hard up phenomenon.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a perspective view of the whole mechanism of the present invention;

fig. 2 is a perspective view of the sealing mechanism of the present invention;

fig. 3 is an exploded view of the sealing mechanism of the present invention;

fig. 4 is a partially exploded view of the sealing mechanism of the present invention;

fig. 5 is a perspective view of the fixing mechanism of the present invention;

fig. 6 is an exploded view of the fixing mechanism of the present invention;

fig. 7 is a partially exploded view of the fixing mechanism of the present invention.

In the figure: 1. a device body; 2. a pipeline; 3. a right housing; 4. a left housing; 5. a sealing mechanism; 51. a left anti-friction collar; 52. a left sleeve; 53. a connecting cylinder; 531. a first sealing ring; 532. a first telescopic hose; 533. a second sealing ring; 534. a second telescopic hose; 535. a third sealing ring; 536. anti-skid threads; 54. a right sleeve; 55. a right anti-friction collar; 6. a fixing mechanism; 61. a fixing ring; 62. fixing buckles are arranged; 63. a first bolt; 64. a first nut; 65. a roller; 66. a spring; 67. a lower fixing buckle; 68. a second bolt; 69. a second nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a PPR coupling convenient to maintenance, includes device body 1, pipeline 2, right side shell 3, left shell 4, sealing mechanism 5 and fixed establishment 6, its characterized in that: the pipeline 2 is positioned in the device body 1, the right shell 3 is positioned on the right side of the sealing mechanism 5, the left shell 4 is positioned on the left side of the sealing mechanism 5, the fixing mechanism 6 is positioned above the sealing mechanism 5, threads are arranged inside the right shell 3 and the left shell 4, and the right shell 3 and the left shell 4 are both sleeved on the sealing mechanism 5;

the sealing mechanism 5 comprises a left anti-friction lantern ring 51, a left sleeve 52, a connecting cylinder 53, a first sealing ring 531, a first telescopic hose 532, a second sealing ring 533, a second telescopic hose 534, a third sealing ring 535, a right sleeve 54 and a right anti-friction lantern ring 55, wherein the left sleeve 52 is arranged below the left anti-friction lantern ring 51, the connecting cylinder 53 is positioned between the left sleeve 52 and the right sleeve 54, the first telescopic hose 532 is arranged below the first sealing ring 531, the second telescopic hose 534 is arranged below the second telescopic hose 533, the second telescopic hose 534 is arranged below the second sealing ring 533, the third sealing ring 535 is arranged below the second telescopic hose 534, the right sleeve 54 is provided with the right anti-friction lantern ring 55, the anti-slip threads 536 are arranged above the connecting cylinder 53, and the connecting cylinder 53 is fixedly connected with the left sleeve 52 and the right sleeve 54.

Fixing mechanism 6 is including solid fixed ring 61, go up fixed knot 62, first bolt 63, first nut 64, gyro wheel 65, spring 66, lower fixed knot 67, second bolt 68 and second nut 69, gu fixed ring 61 top is equipped with fixed knot 62 and the below is equipped with down fixed knot 67, go up fixed knot 62 and all seted up the screw thread eyelet with fixed knot 67 top down, first bolt 63 is located fixed knot 62 and fixes with first nut 64, gyro wheel 65 is located solid fixed ring 61, spring 66 is located gyro wheel 65 below and with gyro wheel 65 fixed connection, gu seted up flutedly on the fixed ring 61 inner wall, gyro wheel 65 all is located the recess internalization with spring 66, second bolt 68 is located down fixed knot 67 and fixes with second nut 69, and this mechanism is favorable to getting up the connector, has increased the overall stability and the security of device, thereby has avoided tubular product to lead to the unstable phenomenon that leads to the connector to drop, become flexible because of the pressure greatly to the device.

The utility model discloses a theory of operation: when the device is used, firstly, the left sleeve 52 and the right sleeve 54 are inserted into a pipeline 2 needing to be butted, then the right shell 3 and the left shell 4 are respectively sleeved into the left sleeve 52 and the right sleeve 54, when water flows through, the pressure of the first telescopic pipe 532 and the second telescopic pipe 534 on the connecting cylinder 53 can be relieved, so that the water flows can stably pass through, three groups of sealing rings on the connecting cylinder 53 ensure that the water flows through can not be leaked, the mechanism increases the sealing effect of the pipe joint, is convenient to maintain and disassemble, increases the bearing capacity of the pipe joint, avoids the problems of breakage and water leakage of the pipe joint caused by overlarge pressure of the pipe, prolongs the service life of the pipe joint, saves expenditure investment, when the pipe joint needs to be fixed, the fixing buckle 67 is sleeved above the connecting cylinder 53 into the fixing ring 61, when the water flows through, the pressure can be relieved by the pulley 65 and the spring 66 positioned in the fixing ring 61, then the first bolt 63 is embedded into the upper fixing buckle 62 to be fixed through the first nut 64, the second bolt 68 is embedded into the lower fixing buckle 67 to be fixed through the second nut 69, the mechanism is favorable for fixing the fixing, the stability and the overall stability and the looseness of the pipe joint can be avoided, thereby avoiding the phenomenon of the looseness of the pipe joint caused.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a PPR coupling convenient to maintenance, includes device body (1), pipeline (2), right side shell (3), left shell (4), sealing mechanism (5) and fixed establishment (6), its characterized in that: the pipeline (2) is positioned in the device body (1), the right shell (3) is positioned on the right side of the sealing mechanism (5), the left shell (4) is positioned on the left side of the sealing mechanism (5), and the fixing mechanism (6) is positioned above the sealing mechanism (5);

sealing mechanism (5) are including left antifriction lantern ring (51), left sleeve (52), connecting cylinder (53), sealing ring (531), expansion hose (532), sealing ring two (533), expansion hose two (534), sealing ring three (535), right sleeve (54) and right antifriction lantern ring (55), left side antifriction lantern ring (51) below is equipped with left sleeve (52), connecting cylinder (53) are located between left sleeve (52) and right sleeve (54), sealing ring one (531) below is equipped with expansion hose one (532), sealing ring two (533) are located expansion hose one (532) below and are equipped with expansion hose two (534), sealing ring three (535) are located expansion hose two (534) below, right sleeve (54) below is equipped with right antifriction lantern ring (55).

2. The PPR pipe joint convenient to maintain of claim 1, wherein: fixed establishment (6) are including solid fixed ring (61), go up fixed knot (62), first bolt (63), first nut (64), gyro wheel (65), spring (66), lower fixed knot (67), second bolt (68) and second nut (69), gu fixed ring (61) top is equipped with fixed knot (62) and below and is equipped with down fixed knot (67), first bolt (63) are located fixed knot (62) and fixed with first nut (64) on being detained, gyro wheel (65) are located solid fixed ring (61), second bolt (68) are located down fixed knot (67) in and are fixed with second nut (69).

3. The PPR pipe joint convenient to maintain of claim 1, wherein: threads are arranged inside the right shell (3) and the left shell (4), and the right shell (3) and the left shell (4) are sleeved on the sealing mechanism (5).

4. The PPR pipe joint convenient to maintain according to claim 2, wherein: the spring (66) is positioned below the roller (65) and is fixedly connected with the roller (65).

5. The PPR pipe joint convenient to maintain of claim 1, wherein: and anti-skid threads (536) are arranged above the connecting cylinder (53), and the connecting cylinder (53) is fixedly connected with the left sleeve (52) and the right sleeve (54).

6. The PPR pipe joint convenient to maintain according to claim 2, wherein: the inner wall of the fixing ring (61) is provided with a groove, and the roller (65) and the spring (66) are both positioned in the groove to move.

7. The PPR pipe joint convenient to maintain of claim 2, wherein: threaded holes are formed in the upper portion of the upper fixing buckle (62) and the upper portion of the lower fixing buckle (67).