CN213089081U

CN213089081U - Anti-theft high polymer material quick-connecting pipe fitting

Info

Publication number: CN213089081U
Application number: CN202020962873.1U
Authority: CN
Inventors: 陈超
Original assignee: Ningbo Platinum Lester Irrigation Equipment Co ltd
Current assignee: Ningbo Platinum Lester Irrigation Equipment Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-04-30
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses an anti-theft high polymer material quick-connection pipe fitting, relating to the technical field of quick-connection pipe fittings; the pipe comprises a pipe body, the body is including inserting the end, it is equipped with the sealing washer, embedded groove, prevents pulling out spring leaf, extrusion ring, spout to insert the end inboard, prevent pulling out the spring leaf and be located between extrusion ring and the sealing washer, the extrusion ring is located the sealing washer and is close to the one side that inserts the end, prevent pulling out the spring leaf and include rigid coupling at the ring body of body inside wall, a plurality of rigid coupling at the powerful card of ring body inner edge, the powerful card orientation is kept away from the lopsidedness that inserts the end, the terminal surface that inserts the end is equipped with the slot with the spout intercommunication, thereby the slot interpolation is equipped with and is used for promoting the extrusion ring and makes the powerful card of. The utility model discloses in, the unblock inserted bar is independent part, after inserting plastics tubular product, takes away the unblock inserted bar, needs the unblock inserted bar just can extract plastics tubular product, possesses the theftproof function.

Description

Anti-theft high polymer material quick-connecting pipe fitting

Technical Field

The utility model belongs to the technical field of connect the pipe fitting soon, in particular to theftproof type macromolecular material connects the pipe fitting soon.

Background

The high polymer material quick connecting pipe fitting is widely used for connection between plastic pipes.

The design that prior art often adopted the spring leaf prevents pulling out to from taking the press head on the pipe fitting of connecing soon, when outdoor adoption, thereby passerby directly extrudes the press head very easily and pulls out plastics tubular product, thereby takes away pipe fitting and plastics tubular product soon, does not possess the theftproof function.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the shortcoming that prior art does not possess the theftproof function, provide a theftproof type macromolecular material connects pipe fitting soon, possess the theftproof function.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an anti-theft high polymer material quick-connection pipe fitting comprises a pipe body, wherein the pipe body comprises an insertion end, a sealing ring, an embedded groove for embedding the sealing ring, an anti-pulling spring piece for preventing a plastic pipe from being pulled out, a squeezing ring for squeezing the anti-pulling spring piece, and a sliding groove for enabling the squeezing ring to slide along the axial direction of the pipe body are arranged on the inner side of the insertion end, the anti-pulling spring leaf is positioned between the extrusion ring and the sealing ring, the extrusion ring is positioned at one side of the sealing ring close to the insertion end, the anti-pulling spring piece comprises a ring body fixedly connected with the inner side wall of the pipe body and a plurality of strong clamping pieces fixedly connected with the inner edge of the ring body, the strong clamping piece inclines towards one side far away from the insertion end, the end surface of the insertion end is provided with a slot communicated with the sliding groove, an unlocking insertion rod used for pushing the extrusion ring to enable the extrusion ring to extrude the strong clamping piece so as to enable the strong clamping piece to deform towards one side far away from the insertion end is inserted into the insertion groove. When the plastic pipe is used, the plastic pipe is inserted into the insertion end, the strong clamping piece is abutted against the outer side of the plastic pipe, and the strong clamping piece inclines towards one side far away from the end face of the insertion end, so that when the plastic pipe is pulled out, the strong clamping piece prevents the plastic pipe from being pulled out; the utility model discloses in, the unblock inserted bar is independent part, after inserting plastics tubular product, takes away the unblock inserted bar, needs the unblock inserted bar just can extract plastics tubular product, possesses the theftproof function.

As preferred, the body includes the main part, be located the sealing washer and keep away from the brace table that is used for supporting the sealing washer that inserts end one side, be located the sealing washer and keep away from the support ring that brace table one side, be located the support ring and keep away from the second brace table that is used for supporting the support ring that inserts end one side, one end inserts the installation cover of establishing the main part and corresponding the end, the one end that the installation cover is located the main part supports and leans on the one side that the sealing washer was kept away from to the support ring, constitute between support ring and the brace table the embedded groove, constitute the second embedded groove between installation cover and the second brace table, the support ring embedding is in the second embedded groove, prevent pulling spring piece rigid coupling inboard at the support ring. Simple structure and convenient assembly.

Preferably, a supporting flange is fixedly connected to one end, close to the sealing ring, of the inner side of the mounting sleeve, a containing groove is formed in one end, close to the sealing ring, of the outer side of the extrusion ring, one side, far away from the mounting sleeve, of the supporting flange abuts against the containing groove, an annular water bag cavity is defined by the supporting flange, the containing groove and the mounting sleeve, a water bag is arranged in the water bag cavity, a first water channel is arranged on the mounting sleeve, one end of the first water channel is connected with the water bag, the other end of the first water channel is located on the outer side of the mounting sleeve, a second water channel is arranged on the main body, one end of the second water channel is located on the inner side of the main body and is located on one side, far away from the insertion end, of the sealing ring, the other end of the second water channel is located on the inner side of the main body, the first waterway is connected with the second waterway or the third waterway by rotating the mounting sleeve. After inserting plastics tubular product and leading to water, under the effect of water under high pressure, water is full of the water pocket, then rotates the installation cover, and first water course and second water course stagger, and water pocket and first water course form and seal the cavity, and the water pocket prevents that the extrusion ring from pushing down powerful card, has further strengthened the theftproof performance, and when needing to extract plastics tubular product, need rotate the installation cover, then press the extrusion ring, water accessible first water course and third water course flow, can extract plastics tubular product.

Preferably, the number of the slots is three, the slots are arranged in an annular array by taking the shaft of the pipe body as the center, one end of the pipe body is provided with a C-shaped ring, and the unlocking insertion rods are fixedly connected to the C-shaped ring. The unlocking insertion rods are arranged in each slot and are arranged in an annular array mode and pressed uniformly, the C-shaped ring is convenient to carry and can be sleeved into the plastic pipe conveniently.

Preferably, one side of the inner edge of the sealing ring, which is close to the insertion end, is provided with a slope surface for the plastic pipe to pass through the sealing ring conveniently. The plastic pipe fitting is suitable for plastic pipes with different outer diameters.

Preferably, the inner side of the C-shaped ring is provided with a rigidity reducing groove for reducing the rigidity of the C-shaped ring. When the opening of the C-ring is smaller than the outer diameter of the plastic tubing, the C-ring can be hard pressed and the opening of the C-ring will be slightly enlarged, thereby snapping the plastic tubing into the C-ring.

Preferably, the C-shaped ring is provided with a through hole for passing through the key ring. Is convenient for carrying.

The utility model has the advantages that: the utility model provides an anti-theft high polymer material quick-connection pipe fitting, which has an anti-theft function; in addition, the water bag is additionally arranged, so that the anti-theft performance is further improved.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the anti-pull spring plate;

FIG. 4 is a cross-sectional view A-A of FIG. 2;

FIG. 5 is a schematic illustration of a first flume and a second flume when connected;

FIG. 6 is a schematic view of a water bladder and a first waterway forming an enclosed cavity;

fig. 7 is a schematic illustration of the first and third flumes when connected.

In the figure: the water-proof anti-pulling pipe comprises a pipe body 1, a sealing ring 2, an insertion end 3, an anti-pulling spring piece 4, a squeezing ring 5, a sliding groove 6, a ring body 7, a strong clamping piece 8, a slot 9, an unlocking insertion rod 10, a C-shaped ring 11, a slope 12, a supporting table 13, a supporting ring 14, an installation sleeve 15, a second supporting table 16, a rigidity reducing groove 17, a supporting flange 18, a containing groove 19, a water sac cavity 20, a water sac 21, a first water channel 22, a second water channel 23, a third water channel 24 and a main body 25.

Detailed Description

The invention will be further explained in detail with reference to the drawings and the following detailed description:

example (b):

referring to fig. 1 to 7, the anti-theft high polymer material quick-connection pipe fitting comprises a pipe body 1, wherein the pipe body comprises an insertion end 3, a sealing ring 2, an embedded groove for embedding the sealing ring 2, an anti-pulling spring piece 4 for preventing a plastic pipe from being pulled out, an extrusion ring 5 for extruding the anti-pulling spring piece 4 and a chute 6 for enabling the extrusion ring 5 to slide along the axial direction of the pipe body are arranged on the inner side of the insertion end 3, and a slope 12 for enabling the plastic pipe to pass through the sealing ring is arranged on one side, close to the insertion end 3, of the inner edge of the sealing ring; the anti-pulling spring piece 4 is positioned between the extrusion ring 5 and the sealing ring 2, the extrusion ring 5 is positioned on one side of the sealing ring 2 close to the insertion end 3, the anti-pulling spring piece 4 comprises a ring body 7 fixedly connected to the inner side wall of the pipe body and a plurality of strong clamping pieces 8 fixedly connected to the inner edge of the ring body 7, the strong clamping pieces 8 incline towards one side far away from the insertion end 3, a slot 9 communicated with the chute 6 is arranged on the end surface of the insertion end 3, and an unlocking insertion rod 10 used for pushing the extrusion ring 5 to enable the extrusion ring 5 to extrude the strong clamping pieces 8 so as to enable the strong clamping pieces 8 to deform towards one side far away from; the number of the slots 9 is three, the slots 9 are arranged in an annular array by taking an axis of the pipe body as a center, one end of the pipe body is provided with a C-shaped ring 11, and the unlocking inserted rods 10 are fixedly connected to the C-shaped ring 11; the inner side of the C-shaped ring 11 is provided with a rigidity reducing groove 17 for reducing the rigidity of the C-shaped ring; the C-shaped ring 11 is provided with a through hole for passing through a key ring.

The pipe body comprises a main body 25, a supporting table 13 which is located on one side, far away from the insertion end 3, of the sealing ring 2 and used for supporting the sealing ring 2, a supporting ring 14 which is located on one side, far away from the insertion end 3, of the sealing ring 2 and used for supporting the supporting ring 14, a second supporting table 16 which is located on one side, far away from the insertion end 3, of the supporting ring 14 and an installation sleeve 15 of which one end is inserted into the corresponding end of the main body 25, one end, located in the main body 25, of the installation sleeve 15 abuts against one side, far away from the sealing ring 2, of the supporting ring 14, an embedded groove is formed between the supporting ring 14 and the supporting table 13, a second embedded groove is formed between the installation sleeve 15 and the second supporting table 16, the supporting ring 14 is embedded into the second embedded groove, the anti-pulling spring piece 4; a supporting flange 18 is fixedly connected to one end, close to the sealing ring 2, of the inner side of the mounting sleeve 15, a containing groove 19 is formed in one end, close to the sealing ring 2, of the outer side of the extrusion ring 5, a water bag cavity 20 is formed by surrounding the supporting flange 18, the side, far away from the mounting sleeve 15, of the supporting flange 18 against the containing groove 19, an annular water bag cavity 20 is formed by surrounding the supporting flange 18, the containing groove 19 and the mounting sleeve 15, a water bag 21 is arranged in the water bag cavity 20, a first water channel 22 is arranged on the mounting sleeve 15, one end of the first water channel 22 is connected with the water bag 21, the other end of the first water channel 22 is located on the outer side of the mounting sleeve 15, a second water channel 23 is arranged on the main body 25, one end of the second water channel 23 is located on the inner side of the main body 25 and is located on one side, far away from the insertion end, the other end of the third water channel 24 is located outside the main body 25, the mounting sleeve 15 is rotatably connected with the main body 25, and the first water channel 22 is connected with the second water channel 23 or the third water channel 24 by rotating the mounting sleeve 15.

Principle of embodiment:

when the plastic pipe inserting device is used, a plastic pipe to be connected is directly inserted into the inserting end 3, the end of the plastic pipe abuts against the strong clamping piece 8, a pipe fitting is continuously inserted, the strong clamping piece 8 deforms towards the direction of movement of the plastic pipe, the plastic pipe is continuously inserted, the plastic pipe penetrates through the sealing ring and abuts against the inner side step surface of the main body, when the plastic pipe needs to be pulled out, the plastic pipe cannot be pulled out under the action of the strong clamping piece 8, the unlocking insertion rod 10 is inserted into the inserting groove 9, the unlocking insertion rod 10 pushes the extrusion ring 5, the end of the extrusion ring 5 abuts against the strong clamping piece 8, under the pressure of the extrusion ring 5, the strong clamping piece 8 continuously bends towards one side far away from the extrusion ring 5, at the moment, the end of the strong clamping piece 8 is separated from the plastic pipe, and then the plastic. Under the condition that the inserting rod 10 is not unlocked, the plastic pipe cannot be pulled out, and therefore the anti-theft function is achieved.

It should be noted that after the plastic pipe is inserted in place, the water pressure in the pipe is high, the water pressure enters the water bag 21 after passing through the first water channel 22 and the second water channel 23, then the mounting sleeve 15 is rotated, at this time, the first water channel 22 and the second water channel 23 are staggered, at this time, the water bag 21 and the first water channel 22 form a closed cavity, at this time, the pressing ring 5 is pressed by the water bag 21, the strong clamping piece 8 cannot be pressed, and even if the unlocking insertion rod 10 exists, the plastic pipe cannot be pulled out. Therefore, when the plastic pipe needs to be pulled out, the mounting sleeve 15 needs to be rotated, when the first water channel 22 and the third water channel 24 are connected, the unlocking insertion rod 10 is inserted, the extrusion ring 5 slides in the sliding groove 6, the extrusion ring 5 extrudes the strong clamping piece 8, meanwhile, the water bag cavity 20 becomes small, and water in the water bag 21 flows out after passing through the first water channel and the third water channel. The scheme further optimizes the anti-theft function.

The degree of rotation of the mounting sleeve 15 is controlled by marking the body 25 with appropriate markings.

Claims

1. An anti-theft high polymer material quick-connection pipe fitting is characterized by comprising a pipe body, wherein the pipe body comprises an insertion end, the inner side of the insertion end is provided with a sealing ring, an embedded groove for embedding the sealing ring, an anti-pulling spring leaf for preventing the plastic pipe from being pulled out, a squeezing ring for squeezing the anti-pulling spring leaf, a chute for the squeezing ring to slide along the axial direction of the pipe body, the anti-pulling spring leaf is positioned between the extrusion ring and the sealing ring, the extrusion ring is positioned at one side of the sealing ring close to the insertion end, the anti-pulling spring piece comprises a ring body fixedly connected with the inner side wall of the pipe body and a plurality of strong clamping pieces fixedly connected with the inner edge of the ring body, the strong clamping piece inclines towards one side far away from the insertion end, the end surface of the insertion end is provided with a slot communicated with the sliding groove, an unlocking insertion rod used for pushing the extrusion ring to enable the extrusion ring to extrude the strong clamping piece so as to enable the strong clamping piece to deform towards one side far away from the insertion end is inserted into the insertion groove.

2. The anti-theft high-molecular material quick-connecting pipe fitting according to claim 1, wherein the pipe body comprises a main body, a supporting table which is located on one side of the sealing ring away from the insertion end and used for supporting the sealing ring, a supporting ring which is located on one side of the sealing ring away from the supporting table, a second supporting table which is located on one side of the supporting ring away from the insertion end and used for supporting the supporting ring, and a mounting sleeve of which one end is inserted into the corresponding end of the main body, wherein one end of the mounting sleeve located in the main body is abutted against one side of the supporting ring away from the sealing ring, the supporting ring and the supporting table form the embedded groove, a second embedded groove is formed between the mounting sleeve and the second supporting table, the supporting ring is embedded in the second embedded groove, the anti-pulling spring piece is fixedly connected.

3. The anti-theft type polymer material quick-connecting pipe fitting according to claim 2, wherein a supporting flange is fixedly connected to an end of the inner side of the mounting sleeve, which is close to the sealing ring, a containing groove is formed in an end of the outer side of the extrusion ring, which is close to the sealing ring, one side of the supporting flange, which is far away from the mounting sleeve, abuts against the containing groove, an annular water bag cavity is defined by the supporting flange, the containing groove and the mounting sleeve, a water bag is arranged in the water bag cavity, a first water channel is arranged on the mounting sleeve, one end of the first water channel is connected with the water bag, the other end of the first water channel is arranged on the outer side of the mounting sleeve, a second water channel is arranged on the main body, one end of the second water channel is arranged on the inner side of the main body, which is far away from the insertion end of the sealing ring, the other end, the other end of the third water channel is located on the outer side of the main body, the mounting sleeve is rotatably connected with the main body, and the first water channel is connected with the second water channel or the third water channel by rotating the mounting sleeve.

4. The anti-theft high polymer material quick-connection pipe fitting according to claim 1, wherein the number of the slots is three, the slots are arranged in an annular array with an axis of the pipe body as a center, one end of the pipe body is provided with a C-shaped ring, and the unlocking insertion rods are fixedly connected to the C-shaped ring.

5. The anti-theft high polymer material quick-connecting pipe fitting as claimed in claim 1, 2, 3 or 4, wherein a slope is provided at one side of the inner edge of the sealing ring close to the insertion end, and when the plastic pipe is inserted into the insertion end, the end face of the plastic pipe abuts against the slope.

6. The anti-theft high-polymer material quick-connection pipe fitting according to claim 4, wherein a rigidity reducing groove for reducing rigidity of the C-shaped ring is formed on the inner side of the C-shaped ring.

7. The anti-theft high polymer material quick-connection pipe fitting as claimed in claim 4, wherein a through hole for passing through a key ring is formed in the C-shaped ring.