CN111895203B

CN111895203B - Pipeline external connection device for building and external connection method

Info

Publication number: CN111895203B
Application number: CN202010814377.6A
Authority: CN
Inventors: 孙礁; 蒋广虎; 刘晓东; 赖润肴; 吴关键
Original assignee: Fengyang Tianlong Water Conservancy Construction Engineering Co ltd
Current assignee: Fengyang Tianlong Water Conservancy Construction Engineering Co., Ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-11-26
Anticipated expiration: 2040-08-13
Also published as: CN111895203A

Abstract

The invention discloses a pipeline external device for a building and an external method, wherein the pipeline external device comprises an upper outer plate and a lower outer plate which are matched with each other, the radian of a single outer plate is 1 pi, and a bolt is assembled between the upper outer plate and the lower outer plate; after the bolts are tightened, the two outer plates are combined and matched at the outer side of the externally connected pipeline; two sealing strips are assembled between the outer plate and the externally connected pipeline, the sealing strips are broken before assembly, and are connected end to form an annular structure after being assembled on the outer side of the pipeline, and the formed annular structure is assembled between the outer plate and the pipeline; this device can realize the water route reposition of redundant personnel under the condition of not blocking the water supply.

Description

Pipeline external connection device for building and external connection method

Technical Field

The invention relates to a pipeline external connection device for a building and an external connection method.

Background

In building construction, the water channel needs to be modified, in the traditional technology, a main water pipe needs to be cut off, then a three-way pipe is installed for branching, however, in the actual assembly, the fact that when the main water pipe is cut off, water supply of floors is cut off is found, and particularly in high-rise residences, the main water pipe is not allowed to be cut off. Secondly, after the main water pipe is cut off, the butt joint between the main water pipe and the three-way pipe is difficult to realize seamless butt joint, so the water seepage rate at the connecting position of the three-way pipe and the main water pipe is very high. If the sealant is used for plugging, although the plugging can be effectively performed, the sealant needs to be kept off water before the sealant is dried, and the drying time is longer than the required time, so that the adoption of the sealing mode can cause complaints of users.

Therefore, the external pipeline connecting device and the external pipeline connecting method for the building are designed, and the waterway diversion can be realized under the condition of not blocking water supply.

Disclosure of Invention

The invention aims to provide a pipeline external device for a building and an external method, which can realize water channel shunting under the condition of not blocking water supply.

In order to solve the problems, the invention adopts the following technical scheme:

the pipe external device for the building comprises an upper outer plate and a lower outer plate which are matched with each other, wherein the radian of a single outer plate is 1 pi, and a bolt is assembled between the upper outer plate and the lower outer plate; after the bolts are tightened, the two outer plates are combined and matched at the outer side of the externally connected pipeline; two sealing strips are assembled between the outer plate and the externally connected pipeline, the sealing strips are broken before assembly, and are connected end to form an annular structure after being assembled on the outer side of the pipeline, and the formed annular structure is assembled between the outer plate and the pipeline; a limiting plate is arranged inside the outer plate and limits the sealing strip; the limiting plate is attached to an externally connected pipeline, an arc-shaped pressing strip is assembled between the outer plate and the pipeline, the pressing strip presses the sealing strip, the inner diameter of the sealing strip is reduced and the outer diameter of the sealing strip is increased after the sealing strip is extruded and deformed by the pressing strip, the inner wall of the sealing strip is in contact with the pipeline and is sealed with the pipeline, and the outer wall of the sealing strip is in contact with the outer plate and is sealed with the outer plate; a vertical pipe is arranged on the outer side of the outer plate on one side, an inner pipe is arranged at the axis of the vertical pipe, a stepped surface is arranged at the upper end of the inner pipe, a cover plate is supported through the stepped surface, the cover plate is provided with internal threads, and screws are matched between the cover plate and the vertical pipe; a screw rod is matched with the cover plate, the lower end of the screw rod is provided with a light rod part, the diameter of the light rod part is smaller than that of the screw rod, and a shaft seal is matched between the light rod part and the inner pipe; a conical head is processed at the lower end of the polished rod part, and a packing auger is processed outside the conical head; the polished rod part is provided with a water inlet hole at a position close to the auger, the polished rod part is internally provided with a channel, the outer wall of the polished rod part is provided with an outer ring part, the outer wall of the outer ring part is provided with a water outlet hole, the channel is communicated with the water inlet hole and the water outlet hole, the outer wall of the polished rod part is provided with a pressure plate, the bottom of the pressure plate is embedded with a sealing ring, the sealing ring is positioned above the water inlet hole, the position, close to the bottom, of the inner pipe is embedded with a first shaft seal, after the conical head is screwed in, the water inlet hole is inserted into the pipeline, water in the pipeline is guided outwards through the water inlet hole, at the moment, the water outlet hole is positioned above the first shaft seal, at the moment, the water is discharged in small flow, and when the conical head rotates upwards to be separated from the pipeline, a large hole is formed at the outer wall of the pipeline, when the conical head is continuously screwed into the position where the sealing ring contacts the outer wall of the pipeline, the outer ring part contacts the inner wall of the first shaft seal, and the water outlet is blocked; an annular handle is assembled outside the screw rod; the water outlet pipe is arranged on the outer wall of the vertical pipe, a flange is arranged on the outer side of the water outlet pipe, a first cover plate is matched with the flange, and a first bolt is matched between the first cover plate and the flange.

Preferably, the radian of a single pressing strip is 3/4-1 pi, a C-shaped connecting rod is welded on the outer side of the pressing strip, a square groove is formed in the surface of the connecting rod, a stress rod is welded on the outer wall of the outer plate, and the stress rod penetrates through the square groove; the connecting rod is kept away from that one end processing of layering has the intercommunication the screw hole of square groove the screw hole fit has the power screw, works as the atress pole is located when the right side terminal surface department of square groove, the layering is located the outside of planking is laminated between layering and the pipeline, then removes the layering along the direction of planking, and in the layering inserted the planking, the layering was spacing by planking and pipeline, support after the power screw internal rotation the atress pole, along with the continuous internal rotation of power screw produces the thrust reversal, at this moment the layering is pushed to in the planking, and the extrusion the sealing strip. The effect of above-mentioned structure lies in, the assembly of the layering of being convenient for, simultaneously, is convenient for adjust the dynamics that compresses tightly of layering, and it is more convenient to operate.

Preferably, the interior of the sealing strip has a hollow interior.

Preferably, a first sealing ring is embedded between the first cover plate and the flange; a connecting pipe is arranged on the end face of the first cover plate, a clamping ring is arranged on the outer wall of the connecting pipe, a sealing plug is assembled through the clamping ring and has a conical outer sealing surface, when the first bolt is tightened, the first sealing ring is extruded and deformed, the sealing plug is inserted into the water outlet pipe, and the outer sealing surface contacts with the inner wall of the water outlet pipe and then forms sealing with the inner wall of the water outlet pipe; when the water-sealed water dispenser is in normal use, water can be filled in the water-sealed water dispenser through the water-filled water-sealed water dispenser, the water-sealed water dispenser can be sealed water-sealed by adopting the structure through the water-sealed water-.

An external connection method of a pipeline external connection device for a building comprises the following steps:

1) firstly, cleaning the outer wall of a connected pipeline;

2) installing two sealing strips at the outer wall of the pipeline, and cutting the length of the sealing strips to ensure that the inner walls of the sealing strips are just attached to the outer wall of the pipeline after the sealing strips are connected end to end;

3) installing an upper outer plate and a lower outer plate, and tightening through bolts;

4) installing a pressing strip, wherein the pressing strip acts on the sealing strip and extrudes the sealing strip, so that the sealing strip is sealed between the outer plate and the pipeline;

5) then, screwing down the screw rod to enable the conical head to act on the outer wall of the pipeline, drilling holes on the outer wall of the pipeline by the auger along with the screwing in of the screw rod, and when the screw rod cannot feed downwards, performing multiple times of drilling through the forward and reverse rotating screw rod until the conical head is inserted into the pipeline;

6) after the operation is finished, the installation is finished, the position of the conical head is reasonably adjusted according to the actual water supply requirement, and the state switching of small-flow water supply, large-flow water supply and closed water supply is achieved.

The invention has the beneficial effects that:

1) in the whole installation process of the device, the water supply of the main water pipe is not required to be blocked, so that a water cut announcement is not required to be issued, and the trouble brought to other residents is avoided;

2) after the device is installed, small-flow water supply, large-flow water supply and closed water supply can be selected; the diversified selection is convenient for the subsequent operation of a user, for example, when the water outlet pipe is required to be opened to be butted with other pipelines, the valve of the main water pipe is not required to be closed, and the water can be closed only by screwing down the screw rod;

3) after the whole assembly of the device is finished, a small hole is formed in the main water pipe, and the hole forming position is located on the inner sides of the two outer plates, so that the influence of the hole forming position on the strength of the main water pipe can be ignored; the outer plate not only has the waterproof effect, but also can improve the structural strength at the position of the opening;

4) fillers such as sealant and the like are not used in the whole installation process of the device, so that the worry about toxic substances in water supply is avoided, and the step of stopping water to wait for the drying of the sealant is also omitted;

5) the structure of this device is comparatively simple, and the cost is comparatively cheap, is fit for using widely.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a front view of the screw;

FIG. 4 is a schematic view of the screw and standpipe in combination;

FIG. 5 is an enlarged view of FIG. 2 at A;

FIG. 6 is an enlarged view of FIG. 2 at B;

FIG. 7 is a schematic view of the present invention at low flow rate water intake;

FIG. 8 is a schematic view of the present invention under closed influent conditions;

fig. 9 is a schematic view of the present invention at high flow rates of influent water.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "sleeved," "connected," "penetrating," "plugged," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Fig. 1 to 9 are schematic views of a pipe external device for building.

Example 1

A pipeline external device for a building comprises an upper outer plate 1 and a lower outer plate 1 which are matched with each other, wherein the radian of a single outer plate 1 is 1 pi, and a bolt 2 is assembled between the upper outer plate 1 and the lower outer plate 1; after the bolt 2 is tightened, the two outer plates 1 are combined and matched at the outer side of the externally connected pipeline; two sealing strips 3 are assembled between the outer plate 1 and the externally connected pipeline, the sealing strips 3 are broken before assembly, and are connected end to form an annular structure after being assembled on the outer side of the pipeline, and the formed annular structure is assembled between the outer plate 1 and the pipeline; a limiting plate 4 is arranged inside the outer plate 1, and the limiting plate 4 limits the sealing strip 3; the limiting plate 4 is attached to an externally connected pipeline, an arc-shaped pressing strip 5 is assembled between the outer plate 1 and the pipeline, the pressing strip 5 presses the sealing strip 3, the inner diameter of the sealing strip 3 is reduced and the outer diameter of the sealing strip 3 is increased after the sealing strip is extruded and deformed by the pressing strip 5, the inner wall of the sealing strip 3 is in contact with the pipeline and is sealed with the pipeline, and the outer wall of the sealing strip 3 is in contact with the outer plate 1 and is sealed with the same; a vertical pipe 6 is arranged on the outer side of the outer plate 1 on one side, an inner pipe 601 is arranged at the axis of the vertical pipe 6, a stepped surface is arranged at the upper end of the inner pipe 601, a cover plate 7 is supported through the stepped surface, the cover plate 7 is provided with internal threads, and a screw 701 is matched between the cover plate 7 and the vertical pipe 6; a screw 8 is matched through the cover plate 7, the lower end of the screw 8 is provided with a polished rod part 801, the diameter of the polished rod part 801 is smaller than that of the screw 8, and a shaft seal 802 is matched between the polished rod part 801 and the inner pipe 601; the shaft seal 802 is embedded into the inner wall of the inner pipe 601, a conical head 803 is processed at the lower end of the polish rod part 801, and a packing auger 804 is processed outside the conical head 803; the polish rod part 801 is provided with a water inlet 805 at a position close to the packing auger 804, the polish rod part 801 is internally provided with a channel 806, the outer wall of the polish rod part 801 is provided with an outer ring part 877, the outer wall of the outer ring part 877 is provided with a water outlet 807, the channel 806 is communicated with the water inlet 805 and the water outlet 807, the outer wall of the polish rod part 801 is provided with a pressure plate 808, the bottom of the pressure plate 808 is embedded with a sealing ring 809, the sealing ring 809 is positioned above the water inlet 805, the inner part of the inner pipe 601 is embedded with a first shaft seal 611 at a position close to the bottom, after the conical head 803 is screwed in, the water inlet 805 is inserted into the pipeline, at the moment, the water in the pipeline is guided outwards 805 after passing through the water inlet, at the moment, the water outlet 807 is positioned above the first shaft seal 611, at the moment, the small flow of water is discharged, and when the conical head 803 is rotated upwards to be separated from the pipeline, a large hole is formed in the outer wall of the pipeline, a large flow of water flows out at the time, when the conical head 803 is continuously screwed to the position where the sealing ring 809 contacts the outer wall of the pipeline, the outer ring portion 877 contacts the inner wall of the first shaft seal 611, and the water outflow is blocked at the time; an annular handle 881 is assembled outside the screw 8; a water outlet pipe 9 is arranged on the outer wall of the vertical pipe 6, a flange 901 is arranged on the outer side of the water outlet pipe 9, a first cover plate 902 is matched with the flange 901, and a first bolt 903 is matched between the first cover plate 902 and the flange 901.

Example 2

The radian of a single pressing strip 5 is 1 pi, a C-shaped connecting rod 501 is welded on the outer side of the pressing strip 5, a square groove 502 is formed in the surface of the connecting rod 501, a stress rod 101 is welded on the outer wall of the outer plate 1, and the stress rod 101 penetrates through the square groove 502; the end, far away from the pressing strip 5, of the connecting rod 501 is provided with a threaded hole communicated with the square groove 502, a force acting screw 503 is matched in the threaded hole, when the stress rod 101 is located at the right side end face of the square groove 502, the pressing strip 5 is located on the outer side of the outer plate 1, the pressing strip 5 is attached to a pipeline, then the pressing strip 5 moves along the direction of the outer plate 1 until the pressing strip 5 is inserted into the outer plate 1, the pressing strip 5 is limited by the outer plate 1 and the pipeline, the force acting screw 503 is rotated inwards and then abuts against the stress rod 101, and with continuous internal rotation of the force acting screw 503, a reverse thrust force is generated, and at the moment, the pressing strip 5 is pushed into the outer plate 1 and extrudes the sealing strip 3. The effect of above-mentioned structure lies in, the assembly of the layering 5 of being convenient for, simultaneously, is convenient for adjust the dynamics that compresses tightly of layering 5, and it is more convenient to operate.

Example 3

The inside of sealing strip 3 has hollow inner chamber 301, and the design of inner chamber 301 makes things convenient for the horizontal extrusion deformation of sealing strip 3, through the deformation of sealing strip 3, conveniently forms sealedly between pipeline and the planking.

Example 4

A first sealing ring 911 is embedded between the first cover plate 902 and the flange 901; a connecting pipe 912 is arranged on the end face of the first cover plate 902, a collar 913 is arranged on the outer wall of the connecting pipe 912, a sealing plug 914 is assembled through the collar 913, the sealing plug 914 has a tapered outer sealing surface 915, when the first bolt 903 is tightened, the first sealing ring 911 is pressed and deformed, the sealing plug 914 is inserted into the inner part of the water outlet pipe 9, and the outer sealing surface 915 contacts the inner wall of the water outlet pipe 9 to form a seal; when the water-sealing device is used normally, water can be supplied to the water pipe after the water pipe is in butt joint with the pipeline, when the water is not required to be supplied to the water pipe, the water pipe can be sealed by adopting the structure, the water pipe is sealed by adopting the matching mode of the first sealing ring and the sealing plug, and the first sealing ring and the sealing plug can be tightened simultaneously only by screwing the first bolt 903.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an external device of pipeline for building which characterized in that: the composite plate comprises an upper outer plate (1) and a lower outer plate (1) which are matched with each other, wherein the radian of a single outer plate (1) is 1 pi, and a bolt (2) is assembled between the upper outer plate (1) and the lower outer plate (1); after the bolts (2) are tightened, the two outer plates (1) are combined and matched at the outer side of the externally connected pipeline; two sealing strips (3) are assembled between the outer plate (1) and the externally connected pipeline, the sealing strips (3) are disconnected before assembly, and are connected end to form an annular structure after being assembled on the outer side of the pipeline, and the formed annular structure is assembled between the outer plate (1) and the pipeline; a limiting plate (4) is arranged inside the outer plate (1), and the limiting plate (4) limits the sealing strip (3); the limiting plate (4) is attached to an externally-connected pipeline, an arc-shaped pressing strip (5) is assembled between the outer plate (1) and the pipeline, the sealing strip (3) is pressed by the pressing strip (5), the inner diameter of the sealing strip (3) is reduced after the sealing strip (3) is extruded and deformed by the pressing strip (5), the outer diameter of the sealing strip is increased, the inner wall of the sealing strip (3) contacts and seals with the pipeline, and the outer wall of the sealing strip (3) contacts and seals with the outer plate (1); a vertical pipe (6) is arranged on the outer side of the outer plate (1) on one side, an inner pipe (601) is arranged at the axis of the vertical pipe (6), a stepped surface is arranged at the upper end of the inner pipe (601), a cover plate (7) is supported through the stepped surface, the cover plate (7) is provided with internal threads, and a screw (701) is matched between the cover plate (7) and the vertical pipe (6); a screw rod (8) is matched through the cover plate (7), the lower end of the screw rod (8) is provided with a light rod part (801), the diameter of the light rod part (801) is smaller than that of the screw rod (8), and a shaft seal (802) is matched between the light rod part (801) and the inner pipe (601); the shaft seal (802) is embedded into the inner wall of the inner pipe (601), a conical head (803) is processed at the lower end of the polish rod part (801), and a packing auger (804) is processed outside the conical head (803); the smooth rod part (801) is provided with a water inlet hole (805) at a position close to the packing auger (804), the smooth rod part (801) is internally provided with a channel (806), the outer wall of the smooth rod part (801) is provided with an outer ring part (877), the outer wall of the outer ring part (877) is provided with a water outlet hole (807), the channel (806) is communicated with the water inlet hole (805) and the water outlet hole (807), the outer wall of the smooth rod part (801) is provided with a pressing plate (808), the bottom of the pressing plate (808) is embedded with a sealing ring (809), the sealing ring (809) is positioned above the water inlet hole (805), the position close to the bottom inside the inner pipe (601) is embedded with a first (611), after the conical head (803) is screwed in, the water inlet hole (805) is inserted into the shaft seal pipeline, and at the moment, water in the pipeline is guided outwards through the water inlet hole (805), at the moment, the water outlet hole (807) is positioned above the first shaft seal (611), at the moment, water flows out at a small flow rate, when the conical head (803) rotates upwards to be separated from the pipeline, a large hole is formed at the outer wall of the pipeline, at the moment, water flows out at a large flow rate, when the conical head (803) is continuously screwed to the position where the sealing ring (809) contacts the outer wall of the pipeline, the outer ring part (877) contacts the inner wall of the first shaft seal (611), and at the moment, the water flows out are blocked; an annular handle (881) is assembled outside the screw rod (8); the water outlet pipe (9) is arranged on the outer wall of the vertical pipe (6), a flange (901) is arranged on the outer side of the water outlet pipe (9), a first cover plate (902) is matched with the flange (901), and a first bolt (903) is matched between the first cover plate (902) and the flange (901).

2. The pipe external device for building of claim 1, wherein: the radian of each single pressing strip (5) is (3/4-1) pi, a C-shaped connecting rod (501) is welded on the outer side of each pressing strip (5), a square groove (502) is formed in the surface of each connecting rod (501), a stress rod (101) is welded on the outer wall of each outer plate (1), and each stress rod (101) penetrates through the corresponding square groove (502); the connecting rod (501) is far away from one end of the pressing strip (5) and is provided with a threaded hole communicated with the square groove (502), a force acting screw (503) is matched in the threaded hole, when the stress rod (101) is located at the right side end face of the square groove (502), the pressing strip (5) is located on the outer side of the outer plate (1), the pressing strip (5) is attached to a pipeline, then the pressing strip (5) moves along the direction of the outer plate (1) until the pressing strip (5) is inserted into the outer plate (1), the pressing strip (5) is limited by the outer plate (1) and the pipeline, the force acting screw (503) is pressed against the stress rod (101) after internal rotation, and with the continuous internal rotation of the force acting screw (503), a counter thrust is generated, and at the moment, the pressing strip (5) is pushed into the outer plate (1) and presses the sealing strip (3).

3. The pipe external device for construction according to claim 1 or 2, wherein: the interior of the sealing strip (3) is provided with a hollow inner cavity (301).

4. The pipe external device for building of claim 1, wherein: a first sealing ring (911) is embedded between the first cover plate (902) and the flange (901); a connecting pipe (912) is arranged on the end face of the first cover plate (902), a clamping ring (913) is arranged on the outer wall of the connecting pipe (912), a sealing plug (914) is assembled through the clamping ring (913), the sealing plug (914) is provided with a conical outer sealing surface (915), when the first bolt (903) is tightened, the first sealing ring (911) is extruded and deformed, the sealing plug (914) is inserted into the outlet pipe (9), and the outer sealing surface (915) is in contact with the inner wall of the outlet pipe (9) to form sealing.

5. The external connection method of the pipeline external connection device for the building as claimed in any one of claims 1 to 4, characterized in that: the method comprises the following steps:

firstly, cleaning the outer wall of a connected pipeline;

installing two sealing strips (3) at the outer wall of the pipeline, and cutting the length of the sealing strips (3) to ensure that the inner walls of the sealing strips (3) are just attached to the outer wall of the pipeline after the sealing strips are connected end to end;

an upper outer plate (1) and a lower outer plate (1) are installed and tightened through bolts (2);

installing a pressing strip (5), wherein the pressing strip (5) acts on the sealing strip (3) and extrudes the sealing strip (3) so that the sealing strip (3) is sealed between the outer plate (1) and the pipeline;

then, downwards screwing the screw rod (8) to enable the conical head (803) to act on the outer wall of the pipeline, drilling holes on the outer wall of the pipeline by the auger (804) along with the screwing of the screw rod (8), and when the screw rod (8) cannot be fed downwards, carrying out multiple times of punching through the forward and reverse rotating screw rod (8) until the conical head (803) is inserted into the pipeline;

after the operation is finished, the installation is finished, the position of the conical head (803) is reasonably adjusted according to the actual water supply requirement, and the state switching of small-flow water supply, large-flow water supply and closed water supply is achieved.