CN214171626U

CN214171626U - Quick pressure applying joint for gas polyethylene pipe

Info

Publication number: CN214171626U
Application number: CN202120136642.XU
Authority: CN
Inventors: 匡红卫; 尚武银
Original assignee: Jiangsu Xinghe Group Co ltd
Current assignee: Jiangsu Xinghe Group Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-09-10
Anticipated expiration: 2031-01-19

Abstract

The utility model relates to a joint technical field of exerting pressure, and disclose a quick joint of exerting pressure of gas polyethylene pipe, including the polyethylene pipe body. This quick pressure applying joint of gas polyethylene pipe, the outside at the polyethylene pipe body is overlapped through two extrusion pieces, both extrusion sealing circle, then press two glands in the outside of two extrusion pieces, and press two glands, make the inserted bar on the first go-between insert in the jack on the second go-between, elasticity rubber pole receives the extrusion of jack simultaneously, answer the normal position after passing the jack, the card is on the jack right side, thereby make two glands link together, two extrusion pieces receive the extrusion of two glands and take place deformation this moment, make the inner chamber of extrusion piece hug closely and accomplish fixedly in the polyethylene pipe body outside, and drive the spring extension through the pulling drag hook, make the drag hook in spacing downthehole on the gag lever post, further strengthen the connection effect, the connection process need not use the instrument, the purpose of conveniently connecting has been reached.

Description

Quick pressure applying joint for gas polyethylene pipe

Technical Field

The utility model relates to a joint technical field of exerting pressure specifically is a quick joint of exerting pressure of gas polyethylene pipe.

Background

When a pressure test of a gas polyethylene pipe is performed, a pressure joint is required, and the pressure joint is generally welded to the gas polyethylene pipe.

The joint of exerting pressure on the existing market is various, but the defect of inconvenient connection dismantlement all has, the joint of exerting pressure that has now adopts welded mode mostly to fix on polyethylene pipe, direct saw after finishing using, it is very troublesome, even there is the joint of exerting pressure of mobile dismantlement, also all need use fixing bolt to fix, all need use the instrument during dismantlement and installation, it is not convenient enough to connect and dismantle, so propose the joint of exerting pressure fast of a gas polyethylene pipe and solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a quick joint of exerting pressure of gas polyethylene pipe possesses the advantage of conveniently connecting the dismantlement, has solved the most welded mode that adopts of current joint of exerting pressure and has fixed on polyethylene pipe, and direct saw falls after finishing using, and is very troublesome, even there is mobile dismantlement the joint of exerting pressure, also all need use fixing bolt to fix, all need use the instrument when dismantling and installing, connects and dismantles convenient problem inadequately.

(II) technical scheme

In order to realize the convenient connection and disassembly purpose, the utility model provides a following technical scheme: a quick pressure applying joint of a gas polyethylene pipe comprises a polyethylene pipe body, wherein two extrusion blocks are movably mounted on the outer side of the polyethylene pipe body, a sealing ring is fixedly connected between the extrusion blocks, a gland is movably mounted on the outer side of each extrusion block, a first connecting ring is fixedly mounted on the right side of the gland, a second connecting ring is fixedly mounted on the left side of the gland, an inserting rod is fixedly mounted on the right side of the first connecting ring, a jack is formed in the right side of the second connecting ring, an elastic rubber rod is fixedly mounted on the outer side of the inserting rod, two vertical rods are fixedly mounted at the top and the bottom of the first connecting ring, a transverse rod is fixedly connected between the front vertical rod and the rear vertical rod, a rotating rod is movably mounted on the outer side of the transverse rod, a spring is fixedly connected to one end of the rotating rod away from the rotating rod, and a drag hook is fixedly connected to one end of the spring away from the rotating rod, the top and the bottom of the second connecting ring are both fixedly provided with limiting rods, and the right side of each limiting rod is provided with a limiting hole.

Preferably, the extrusion block is a circular truncated cone which is hollow inside and has missing left and right side faces, and the inner diameter of the extrusion block is matched with the diameter of the polyethylene pipe body.

Preferably, the sealing ring is a rubber ring, and the inner diameter of the sealing ring is matched with the diameter of the ethylene pipe body.

Preferably, the first connecting ring and the second connecting ring are the same in size and shape, and the diameter of the plug is smaller than that of the plug hole.

Preferably, the outer side of each inserted bar is uniformly distributed with two elastic rubber rods, and the size and the shape of the inner cavity of the gland are the same as those of the extrusion block.

Preferably, the height of the limiting rod is equal to that of the vertical rod, and the size of the limiting hole is matched with that of the draw hook.

(III) advantageous effects

Compared with the prior art, the utility model provides a quick joint of exerting pressure of gas polyethylene pipe possesses following beneficial effect:

1. the quick pressure applying joint of the gas polyethylene pipe is sleeved outside the polyethylene pipe body through the arrangement of the two extrusion blocks, the two extrusion blocks extrude a sealing ring in the middle, then the two pressing covers are respectively pressed on the outer sides of the two extrusion blocks, and the two pressing covers are pressed to ensure that the inserted rod on the first connecting ring is inserted into the jack on the second connecting ring, and simultaneously the elastic rubber rod is extruded by the jack, the two pressing covers are connected together by returning to the original position after penetrating through the insertion hole and being clamped at the right side of the insertion hole, at the moment, the two pressing blocks are deformed under the pressing action of the two pressing covers, so that the inner cavities of the pressing blocks cling to the outer side of the polyethylene pipe body to finish the fixation, and the draw hook is pulled to drive the spring to extend, so that the draw hook is hooked in a limiting hole on the limiting rod, the connection effect is further enhanced, tools are not needed in the connection process, and the purpose of convenient connection is achieved.

2. This quick joint of exerting pressure of gas polyethylene pipe, setting through the sealing washer, when the lateral pressure who receives two extrusion pieces, the sealing washer produces vertical deformation and extrudees the polyethylene pipe body, whole joint and this body coupling's of exerting pressure stability has been strengthened, during the dismantlement, only need stretch out right the drag hook and make it take out from spacing hole on the gag lever post, then press two elasticity rubber poles, make it hug closely the inserted bar, the expansive force that utilizes the extrusion piece and the resilience force of sealing washer make inserted bar and elasticity rubber pole slip out from the jack, distance between two glands also increases, can be in proper order with the gland this moment, extrusion piece and sealing washer take out from the polyethylene pipe body outside, the purpose of convenient dismantlement has been reached.

Drawings

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

fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: the pipe comprises a polyethylene pipe body 1, an extrusion block 2, a sealing ring 3, a gland 4, a first connecting ring 5, a second connecting ring 6, an inserted rod 7, an insertion hole 8, an elastic rubber rod 9, a vertical rod 10, a transverse rod 11, a rotating rod 12, a spring 13, a drag hook 14, a limiting rod 15 and a limiting hole 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-2, a quick pressure applying joint for a gas polyethylene pipe comprises a polyethylene pipe body 1, two extrusion blocks 2 are movably mounted on the outer side of the polyethylene pipe body 1, the extrusion blocks 2 are round tables which are hollow inside and have both left and right sides missing, the inner diameter of the extrusion blocks 2 is matched with the diameter of the polyethylene pipe body 1, a sealing ring 3 is fixedly connected between the extrusion blocks 2, the sealing ring 3 is a rubber ring, the inner diameter of the sealing ring 3 is matched with the diameter of the polyethylene pipe body 1, a gland 4 is movably mounted on the outer side of the extrusion blocks 2, a first connecting ring 5 is fixedly mounted on the right side of the left gland 4, a second connecting ring 6 is fixedly mounted on the left side of the right gland 4, an inserting rod 7 is fixedly mounted on the right side of the first connecting ring 5, an inserting hole 8 is formed in the right side of the second connecting ring 6, and the first connecting ring 5 and the second connecting ring 6 are identical in size and shape, the diameter of the inserted link 7 is smaller than that of the jack 8, the outer side of the inserted link 7 is fixedly provided with two elastic rubber rods 9, the outer side of each inserted link 7 is uniformly distributed with two elastic rubber rods 9, the size and shape of the inner cavity of the gland 4 are the same as those of the extrusion block 2, the top and the bottom of the first connecting ring 5 are fixedly provided with two vertical rods 10, a cross rod 11 is fixedly connected between the front vertical rod 10 and the rear vertical rod 10, the outer side of the cross rod 11 is movably provided with a rotating rod 12, one end of the rotating rod 12 far away from the cross rod 11 is fixedly connected with a spring 13, one end of the spring 13 far away from the rotating rod 12 is fixedly connected with a drag hook 14, the top and the bottom of the second connecting ring 6 are fixedly provided with limiting rods 15, the right side of the limiting rod 15 is provided with a limiting hole 16, the height of the limiting rod 15 is equal to that of the vertical rods 10, and the size of the limiting hole 16 is matched with the size of the drag hook 14, the two extrusion blocks 2 are sleeved on the outer side of the polyethylene pipe body 1 and extrude the middle sealing ring 3, then the two pressing covers 4 are respectively pressed on the outer sides of the two extrusion blocks 2, the two pressing covers 4 are pressed, the inserted rod 7 on the first connecting ring 5 is inserted into the jack 8 on the second connecting ring 6, meanwhile, the elastic rubber rod 9 is extruded by the jack 8 and returns to the original position after passing through the jack 8 and is clamped on the right side of the jack 8, so that the two pressing covers 4 are connected together, at the moment, the two extrusion blocks 2 are deformed under the extrusion action of the two pressing covers 4, the inner cavity of the extrusion block 2 is tightly attached to the outer side of the polyethylene pipe body 1 to complete fixation, the draw hook 14 is pulled to drive the spring 13 to extend, the draw hook 14 is hooked in the limiting hole 16 on the limiting rod 15, the connection effect is further strengthened, tools are not needed in the connection process, and the purpose of convenient connection is achieved, through the setting of sealing washer 3, when receiving the lateral pressure of two extrusion pieces 2, sealing washer 3 produces vertical deformation and extrudees polyethylene pipe body 1, the whole stability of being connected with polyethylene pipe body 1 that exerts pressure has been strengthened, during the dismantlement, only need stretch right draw hook 14 and make it take out from spacing hole 16 on gag lever post 15, then press two elastic rubber pole 9, make it hug closely inserted bar 7, utilize the expansive force of extrusion piece 2 and the resilience force of sealing washer 3 to make inserted bar 7 and elastic rubber pole 9 follow the interior roll-off of jack 8, distance between two glands 4 also increases, can be with gland 4 this moment in proper order, extrusion piece 2 and sealing washer 3 take out from polyethylene pipe body 1 outside, the purpose of convenient dismantlement has been reached.

In conclusion, the quick pressure applying joint for the gas polyethylene pipe is sleeved outside a polyethylene pipe body 1 through the arrangement of two extrusion blocks 2, the two extrusion blocks 2 extrude a middle sealing ring 3, then two pressing covers 4 are respectively pressed outside the two extrusion blocks 2, and the two pressing covers 4 are pressed, so that an inserted rod 7 on a first connecting ring 5 is inserted into a jack 8 on a second connecting ring 6, meanwhile, an elastic rubber rod 9 is extruded by the jack 8 and returns to the original position after passing through the jack 8, and is clamped at the right side of the jack 8, so that the two pressing covers 4 are connected together, at the moment, the two extrusion blocks 2 are deformed under the extrusion action of the two pressing covers 4, an inner cavity of the extrusion block 2 is tightly attached to the outer side of the polyethylene pipe body 1 to complete fixation, and a spring 13 is driven to extend by pulling a draw hook 14 to be hooked in a limiting hole 16 on a limiting rod 15, so as to further enhance the connection, tools are not needed in the connection process, and the purpose of convenient connection is achieved.

Moreover, through the arrangement of the sealing ring 3, when the sealing ring is subjected to the lateral pressure of the two extrusion blocks 2, the sealing ring 3 generates longitudinal deformation to extrude the polyethylene pipe body 1, so that the connection stability of the whole pressure-applying joint and the polyethylene pipe body 1 is enhanced, when the pressure-applying joint is disassembled, the draw hook 14 only needs to be stretched rightwards and rotated upwards to be taken out of the limiting hole 16 on the limiting rod 15, then the two elastic rubber rods 9 are pressed to be tightly attached to the inserted rod 7, the inserted rod 7 and the elastic rubber rods 9 slide out of the insertion holes 8 by utilizing the expansion force of the extrusion blocks 2 and the resilience force of the sealing ring 3, the distance between the two press covers 4 is also increased, at the moment, the press covers 4, the extrusion blocks 2 and the sealing ring 3 can be taken out of the polyethylene pipe body 1 in sequence, the purpose of convenient disassembly is achieved, and the problem that most of the existing pressure-applying joints are fixed on the polyethylene pipe in a welding mode is solved, direct saw falls after finishing using, and is very troublesome, even there is the joint of exerting pressure of mobile dismantlement, also all need use fixing bolt to fix, all need use the instrument when dismantling and installing, connect and dismantle convenient problem inadequately.

It is to be noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick joint of exerting pressure of gas polyethylene pipe, includes polyethylene pipe body (1), its characterized in that: the outer side movable mounting of polyethylene pipe body (1) has extrusion piece (2) that quantity is two, fixedly connected with sealing washer (3) between extrusion piece (2), the outer side movable mounting of extrusion piece (2) has gland (4), the left side the right side fixed mounting of gland (4) has first go-between (5), the right side the left side fixed mounting of gland (4) has second go-between (6), the right side fixed mounting of first go-between (5) has inserted bar (7), jack (8) have been seted up on the right side of second go-between (6), the outside fixed mounting of inserted bar (7) has elasticity rubber pole (9), equal fixed mounting in the top and the bottom of first go-between (5) has montant (10) that quantity is two, two around fixedly connected with horizontal pole (11) between montant (10), the outer side movable mounting of horizontal pole (11) has bull stick (12), the one end fixedly connected with spring (13) of horizontal pole (11) is kept away from in bull stick (12), the one end fixedly connected with drag hook (14) of bull stick (12) are kept away from in spring (13), the equal fixed mounting in top and the bottom of second go-between (6) has gag lever post (15), spacing hole (16) have been seted up on the right side of gag lever post (15).

2. The quick-acting pressure-applying joint for gas polyethylene pipes according to claim 1, characterized in that: the extrusion block (2) is a hollow circular table with the left side surface and the right side surface missing, and the inner diameter of the extrusion block (2) is matched with the diameter of the polyethylene pipe body (1).

3. The quick-acting pressure-applying joint for gas polyethylene pipes according to claim 1, characterized in that: the sealing ring (3) is a rubber ring, and the inner diameter of the sealing ring (3) is matched with the diameter of the polyethylene pipe body (1).

4. The quick-acting pressure-applying joint for gas polyethylene pipes according to claim 1, characterized in that: the size and shape of the first connecting ring (5) and the second connecting ring (6) are the same, and the diameter of the inserted rod (7) is smaller than that of the insertion hole (8).

5. The quick-acting pressure-applying joint for gas polyethylene pipes according to claim 1, characterized in that: the outer side of each inserted bar (7) is uniformly distributed with two elastic rubber rods (9), and the size and the shape of the inner cavity of the gland (4) are the same as those of the extrusion block (2).

6. The quick-acting pressure-applying joint for gas polyethylene pipes according to claim 1, characterized in that: the height of the limiting rod (15) is equal to that of the vertical rod (10), and the size of the limiting hole (16) is matched with that of the draw hook (14).