CN216590477U

CN216590477U - Water supply and drainage pipeline connecting device

Info

Publication number: CN216590477U
Application number: CN202122834134.1U
Authority: CN
Inventors: 裴燕; 王荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-05-24
Anticipated expiration: 2031-11-18

Abstract

The utility model belongs to the technical field of pipeline connecting equipment, and particularly relates to a water supply and drainage pipeline connecting device, which comprises: female head and public head, wherein, install locking mechanism on the public head, just public head passes through locking mechanism with female head block is fixed, is being close to female head one end still be provided with the sealing washer on the terminal surface of public head still be provided with unlocking mechanism on the female head, be used for right locking mechanism unlocks. The utility model effectively solves the problems of complex connecting mode of the water supply and drainage pipeline and easy water leakage in the prior art.

Description

Water supply and drainage pipeline connecting device

Technical Field

The utility model belongs to the technical field of pipeline connecting equipment, and particularly relates to a connecting device for a water supply and drainage pipeline.

Background

The water supply and drainage system is a general term for providing water and wastewater removal facilities for life, production, municipal administration and prevention and control of people. The water supply and drainage system is an essential and important component of any building. The water supply and drainage system of a common building comprises a domestic water supply system, a domestic drainage system and a fire fighting system, wherein a drainage pipeline refers to a system consisting of a pipeline for collecting and draining sewage, wastewater and rainwater and accessory facilities thereof. The water supply and drainage pipeline is an important part of the water supply and drainage system.

However, most of the existing water supply and drainage pipelines are connected by flange type bolts, and the connection method is complex in installation procedure and is easy to cause water leakage. Therefore, the design of the connecting device of the water supply and drainage pipeline with good sealing performance and simple installation procedure has very important significance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a water supply and drainage pipeline connecting device aiming at the defects of the prior art, and solves the problems that the water supply and drainage pipeline in the prior art is complex in connecting mode and is easy to leak water.

The utility model is realized by adopting the following technical scheme:

a water supply and drainage pipeline connecting device comprising: water supply and drainage pipe, female head and public head, wherein, water supply and drainage pipe respectively with female head and public head are connected, install locking mechanism on the public head, just public head passes through locking mechanism with female head block is fixed, is being close to female head one end still be provided with the sealing washer on the terminal surface of public head still be provided with unlocking mechanism on the female head, be used for right locking mechanism carries out the unblock.

Further, the female head includes: the internal thread hole and the block hole, wherein, the diameter in internal thread hole with water supply and drainage pipeline's external diameter is unanimous for with water supply and drainage pipeline's threaded connection, the diameter in block hole is greater than the diameter in internal thread hole, just locking groove has been seted up on the inner wall in block hole, be used for with locking mechanism mutually supports and then retrains public head axial motion.

Further, the male head includes: stretch into end and link, stretch into the external diameter of end with the diameter in block hole is equivalent, be used for with block hole clearance fit, stretch into the internal diameter of end with water supply and drainage pipe's internal diameter is unanimous, locking mechanism sets up stretch into to serve, the external diameter of link with the external diameter of female head is unanimous, the internal thread has been seted up on the hole of link, and the diameter in the internal thread hole of link with water supply and drainage pipe's external diameter is unanimous, be used for with water supply and drainage pipe's threaded connection, stretch into the length of end and add 0.5 times the thickness of sealing washer equals the degree of depth in block hole.

Further, the locking mechanism includes: the telescopic rod is fixedly arranged in a mounting groove formed in the extending end, the telescopic rod is at least provided with two telescopic rods, the wedge-shaped lock tongues are fixedly arranged at the upper end of the telescopic rod, the bottom ends of the inclined surfaces of the wedge-shaped lock tongues are level with the outer surface of the extending end, the groove shape of each locking groove is consistent with the appearance of the wedge-shaped lock tongues, and the locking mechanisms are at least provided with two and are symmetrically arranged.

Further, the unlocking mechanism includes: and an unlocking threaded hole is formed above the locking groove, and the unlocking threaded hole is in threaded fit with the threaded cylindrical pin.

Compared with the prior art, the utility model has the following beneficial technical effects:

(1) according to the utility model, through the mutual matching of the male head part and the female head part and the locking mechanism arranged on the male head part and the locking groove formed on the female head part, the quick plug-in mounting of the male head part and the female head part can be effectively realized, the complicated operation of mounting one by using a flange plate and a bolt in the prior art is avoided, and the mounting efficiency is improved and the labor cost is saved;

(2) according to the utility model, the locking mechanism is designed to be an organic combination of the wedge-shaped lock tongue, the telescopic rod and the compression spring, so that the constraint effect of the wedge-shaped locking groove and the purpose of quickly inserting and fixing the male head can be effectively realized;

(3) according to the utility model, the sealing ring is arranged on the end face of the extending end, and the depth of the clamping hole is set to be the sum of the length of the extending end and the half thickness of the sealing ring, so that the sealing ring can be extruded to a certain extent after the extending end is inserted into the clamping hole, and is expanded and deformed along the radial direction, and a better sealing effect is generated; secondly, after the extending end is inserted into the clamping hole, the step surface of the connecting end can be tightly attached to the end surface of the female head, so that the smoothness and the attractiveness of the outer part and the waterproofness of the inner part are achieved;

(4) the diameter of the inner hole of the extending end is set to be consistent with the inner diameter of the water supply and drainage pipeline, so that the smoothness of liquid in the pipeline flowing through the connecting device can be ensured, the pressure of fluid flowing through the connecting device is not changed, the stability of water supply and drainage is ensured, and the utility model conforms to the requirements of hydromechanics.

(5) According to the utility model, the unlocking mechanism is set to be the threaded cylindrical pin, the mechanical structure is simple, the failure rate is low, when the connecting device needs to be disassembled, only all the cylindrical pins need to be tightened simultaneously, and the operation is simple, convenient and quick.

Drawings

FIG. 1 is a schematic view of the disassembled structure of the pipeline and the connecting device of the present invention;

FIG. 2 is a schematic view of a perspective structure of the connecting device of the present invention;

FIG. 3 is a schematic perspective view of another perspective of the connecting device of the present invention;

FIG. 4 is a perspective view of FIG. 3;

FIG. 5 is a schematic view of the locking mechanism mounting structure of the present invention;

FIG. 6 is a schematic perspective view of the locking mechanism of the present invention;

FIG. 7 is a schematic view of the fitting of the pipe and the connecting device of the present invention;

fig. 8 is a longitudinal cross-sectional perspective view of fig. 7.

Description of reference numerals:

1-female head part, 101-internal thread hole, 102-clamping hole, 1021-locking groove, 103-threaded cylindrical pin, 2-male head part, 201-extending end, 2011-mounting groove, 202-connecting end, 203-sealing ring, 204-locking mechanism, 2041-wedge-shaped bolt, 2042-telescopic rod, 2043-compression spring and 3-water supply and drainage pipeline.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a detailed description of the present invention will be given below with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

FIG. 1 is a schematic view of the disassembled structure of the pipeline and the connecting device of the present invention; FIG. 2 is a schematic view of a perspective structure of the connecting device of the present invention; FIG. 3 is a schematic perspective view of another perspective of the connecting device of the present invention; FIG. 4 is a perspective view of FIG. 3; as shown in fig. 1 to 4, a water supply and drainage pipeline connecting device includes: the device comprises a female head part 1 and a male head part 2, wherein a locking mechanism 204 is installed on the male head part 2, and the male head part 2 is fixedly clamped with the female head part 1 through the locking mechanism 204; a sealing ring 203 is also arranged on the end surface of the male head part close to one end of the female head part; an unlocking mechanism is further provided on the female head 1 for unlocking the locking mechanism 204.

According to the utility model, through the mutual matching of the male head part and the female head part and the locking mechanism arranged on the male head part, the quick plug-in mounting of the male head part and the female head part can be effectively realized, the complex operation of mounting one by using a flange plate and bolts in the prior art is avoided, and further, the mounting efficiency is improved and the labor cost is saved.

The above scheme is embodied as follows (see fig. 2-4): the female head 1 includes: the water-proof pipe comprises an internal threaded hole 101 and a clamping hole 102, wherein the diameter of the internal threaded hole 101 is consistent with the outer diameter of the water supply and drainage pipeline 3 and is used for being in threaded connection with the water supply and drainage pipeline, and in actual operation, a layer of waterproof adhesive tape can be added between the internal threaded hole 101 and the water supply and drainage pipeline 3 by a person skilled in the art according to actual conditions; the diameter of the clamping hole 102 is larger than that of the internal threaded hole 101, and the diameter of the clamping hole 102 is slightly larger than the outer diameter of the male head end 201, so that the end 201 is in clearance fit with the clamping hole 102; still seted up locking groove 1021 on the inner wall in block hole, this locking groove 1021's flute profile is the wedge and matches with the wedge spring bolt of locking mechanism for mutually support and then restrain the axial motion of public head with the locking mechanism.

The male portion 2 includes: an extending end 201 and a connecting end 202, the extending end 201 is outsideThe diameter of the engaging hole 102 is equal to the diameter of the engaging hole 102, that is, the diameter of the engaging hole 102 is slightly larger than the outer diameter of the male end extending end 201, so that the extending end 201 is in clearance fit with the engaging hole 102; the inner diameter of the extending end 201 is consistent with that of the water supply and drainage pipeline 3, so that the smoothness of liquid in the pipeline flowing through the connecting device can be ensured, the pressure of fluid flowing through the connecting device is not changed, the stability of water supply and drainage is ensured, and the advisability of hydrodynamics is met; the length of the extending end 201 plus 0.5 times of the thickness of the sealing ring 203 is equal to the depth of the clamping hole 102, namely L_{Card with a detachable cover}＝L_{Extension arm}+1/2L_{Is thick and thick}The purpose of the arrangement is to effectively realize that the sealing ring is extruded to a certain extent after the extending end is inserted into the clamping hole, so that the sealing ring is expanded and deformed along the radial direction, and a better sealing effect is achieved; secondly, after the extending end is inserted into the clamping hole, the step surface of the connecting end can be tightly attached to the end surface of the female head, so that the smoothness and the attractiveness of the outer part and the waterproofness of the inner part are achieved;

the external diameter of link 202 is unanimous with female head 1's external diameter, guarantees female head 1 and male head 2 after the cooperation of pegging graft, and the internal thread has been seted up to the planarization and the aesthetic property of connecting device surface on the hole of link 202, and the diameter in this internal thread hole is unanimous with water supply and drainage pipe 3's external diameter for with water supply and drainage pipe 3's threaded connection, its connected mode is not repeated here in the same place.

FIG. 5 is a schematic view of the locking mechanism mounting structure of the present invention; FIG. 6 is a schematic perspective view of the locking mechanism of the present invention; as shown in fig. 5-6, the locking mechanism 204 includes: the telescopic rod 2042 is provided with 3 wedge-shaped locking tongues 2041, a telescopic rod 2042 and a compression spring 2043, wherein the compression spring 2043 is sleeved on the telescopic rod 2042, the telescopic rod 2042 is sequentially arranged at equal intervals along the axial direction and is welded and fixed in a mounting groove 2011 formed in the extending end, and the wedge-shaped locking tongues 2041 are welded and fixed at the upper end part of the telescopic rod 2042; the bottom end of the inclined plane of the wedge-shaped bolt 2041 is flush with or slightly lower than the outer surface of the end extending into the wedge-shaped bolt, so that the smoothness in the inserting process can be ensured, the bolt type locking mechanism can be protected, and the mechanism cannot be broken down in the inserting process. To achieve this effect, the depth of the mounting groove and the length of the telescopic rod are strictly set, that is, when the telescopic rod extends to the maximum under the tension of the compression spring, the total length of the telescopic rod is slightly smaller than the depth of the mounting groove. In this embodiment, there are 4 locking mechanisms, and they are distributed at equal angles of 90 ° with the central axis of the inner hole of the device as the axis.

The unlocking mechanism includes: screw thread cylindric lock 103 and unlocking screw hole, this unlocking screw hole sets up in the top in locking groove, in this embodiment, it sets up directly over wedge spring bolt 2041 inclined plane is the top, and this unlocking screw hole and locking inslot chamber intercommunication, so that unlocking screw hole and screw thread cylindric lock mutually support, still be provided with the safety catch in the footpath of screw thread cylindric lock of course, when need not carrying out the unblock to locking mechanism, insert this safety catch in order to restrict the rotation of screw thread cylindric lock, thereby protection locking mechanism's work does not receive external influence, only need pull out the safety catch when needs the unblock and advance clockwise rotation to the screw thread cylindric lock can.

This embodiment is through setting up release mechanism into the screw thread cylindric lock, and its mechanical structure is simple, the fault rate is low, when needs are disassembled connecting device, only need simultaneously tighten all cylindric locks can, easy and simple to handle swiftly.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the above embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the above embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A water supply and drainage pipeline connecting device is characterized by comprising: water supply and drainage pipe (3), female head (1) and public head (2), wherein, water supply and drainage pipe (3) respectively with female head (1) and public head (2) are connected, install locking mechanism (204) on public head (2), just public head (2) are passed through locking mechanism (204) with female head (1) block is fixed, is being close to female head (1) one end still be provided with sealing washer (203) on the terminal surface of public head (2) still be provided with unlocking mechanism on female head (1), it is right to be used for locking mechanism (204) unblock.

2. A water supply and drainage pipeline connecting device according to claim 1, wherein the female head (1) comprises: the novel water supply pipe comprises an internal thread hole (101) and a clamping hole (102), wherein the diameter of the internal thread hole (101) is consistent with the outer diameter of the water supply and drainage pipeline (3) and is used for being in threaded connection with the water supply and drainage pipeline (3), the diameter of the clamping hole (102) is larger than that of the internal thread hole (101), a locking groove (1021) is formed in the inner wall of the clamping hole (102) and is used for being matched with a locking mechanism (204) to further restrain the axial movement of the male head (2).

3. A water supply and drainage pipe connection device according to claim 2, wherein the male head (2) comprises: stretch into end (201) and link (202), stretch into the external diameter of end (201) with the diameter of block hole (102) is equivalent, be used for with block hole (102) clearance fit, stretch into the internal diameter of end (201) with the internal diameter of water supply and drainage pipe (3) is unanimous, locking mechanism (204) set up stretch into on end (201), the external diameter of link (202) with the external diameter of female head (1) is unanimous, the internal thread has been seted up on the hole of link (202), and the diameter of internal thread hole (101) of link (202) with the external diameter of water supply and drainage pipe (3) is unanimous, be used for the threaded connection with water supply and drainage pipe (3), stretch into the length of end (201) and 0.5 times the thickness of sealing washer (203) equals the degree of depth of block hole (102).

4. A water supply and drainage pipeline connection device according to claim 3, wherein the locking mechanism (204) comprises: wedge spring bolt (2041), telescopic link (2042) and compression spring (2043), wherein, compression spring (2043) cover is established on telescopic link (2042), telescopic link (2042) fixed mounting stretch into in mounting groove (2011) of offering on end (201), telescopic link (2042) are provided with two at least, wedge spring bolt (2041) fixed mounting be in the upper end of telescopic link (2042), the inclined plane bottom of wedge spring bolt (2041) with stretch into the surface of end (201) and level mutually, the flute profile of locking groove (1021) with the appearance of wedge spring bolt (2041) is unanimous, locking mechanical system (204) have two and symmetry setting at least.

5. The water supply and drainage pipeline connecting device as claimed in claim 4, wherein the unlocking mechanism comprises: and an unlocking threaded hole is formed above the locking groove (1021), and the unlocking threaded hole is in threaded fit with the threaded cylindrical pin (103).