CN211976036U

CN211976036U - Explosion-proof angle valve

Info

Publication number: CN211976036U
Application number: CN202020284947.0U
Authority: CN
Inventors: 蔡子意
Original assignee: Oule Quanzhou Toilet And Bathroom Development Co ltd
Current assignee: Oule Quanzhou Toilet And Bathroom Development Co ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-11-20
Anticipated expiration: 2030-03-10

Abstract

The utility model discloses an explosion-proof angle valve, including the angle valve main part, the angle valve main part includes main part, water inlet pipe part and outlet pipe part, and the internal part of main part is formed with hollow valve pocket, and water inlet pipe part and outlet pipe part all communicate with the valve pocket, are provided with first external screw thread section on the outer wall of water inlet pipe part, are close to the junction of water inlet pipe part and main part on the main part and are provided with two clamping parts, and the outlet pipe part is located between two clamping parts, is provided with the second external screw thread section on the outer wall of outlet pipe part; the water inlet pipe is characterized by further comprising a protective inner plug with a water inlet channel, the protective inner plug is detachably mounted in the water inlet pipe part, the lower end part of the protective inner plug is flush with a water inlet pipe opening of the water inlet pipe part, and the upper end part of the protective inner plug extends into the valve cavity. The utility model discloses an explosion-proof angle valve, its and the water inlet screw thread fracture of network management junction, still keep normal flowing water current and do not leak, guarantee pipeline safety, avoid loss of property.

Description

Explosion-proof angle valve

Technical Field

The utility model relates to the technical field of valves, concretely relates to explosion-proof angle valve.

Background

The angle valve is an angle type stop valve, which is similar to a ball valve, and the structure and characteristics of the angle valve are modified from those of the ball type valve. The angle valve differs from a globe valve in that the outlet of the angle valve is at a 90 degree right angle to the inlet. In the tap water pipeline, the application of angle valve is very extensive.

An angle valve is typically provided between the water line and the faucet for opening or closing the water supply to the faucet. In the event of a damage to the faucet, the angle valve may be closed to facilitate repair or replacement of the faucet. However, when the angle valve or the mesh pipe is used for a long time or the quality of the mesh pipe is not good enough, the joint between the angle valve and the mesh pipe is easy to burst, so that water flow leaks, and property loss is caused. Moreover, the angle valve is also easily corroded in a humid environment, water is frozen and expanded in a low-temperature environment, the deformation amount of a metal material is small, and the internal water capacity is large, so that the joint of the angle valve and the net pipe is easily broken by ice to burst, and the labor and material cost is greatly increased.

Accordingly, the present inventors have made extensive studies on the conventional angle valve and have made the present invention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a with the water inlet screw thread fracture of network management junction, still keep the current explosion-proof angle valve that does not leak of normal flowing water.

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

an explosion-proof angle valve comprises an angle valve main body, wherein the angle valve main body comprises a main body part, a water inlet pipe part and a water outlet pipe part which are vertical to each other and are respectively arranged at the lower end and one side of the main body part, the inner part of the main body part is provided with a hollow valve cavity, the water inlet pipe part and the water outlet pipe part are both communicated with the valve cavity, the water outlet pipe part is connected to the outer side wall of the main body part in a joggle mode, the outer wall of the water inlet pipe part is provided with a first external thread section connected with a water supply pipe, the joint of the water inlet pipe part and the main body part is in chamfer transition, two clamping parts which are aligned and clamped by a spanner are arranged on the main body part and are close to the joint of the water inlet pipe part and the main body part, the water outlet pipe part is positioned between the two clamping parts, and a second external thread section is arranged on the outer wall of the water outlet pipe part;

the plug in still including the protection that has inhalant canal, the plug install with dismantling in the protection in the inhalant canal part, the lower tip of plug in the protection with the inhalant canal part's water inlet pipe mouth flushes, the upper end part of plug stretches into in the protection the valve intracavity.

Furthermore, the junction of the water outlet pipe part and the main body part is positioned above the two clamping parts, and the outer wall of the water inlet pipe part is also provided with a smooth surface section connected with the first external thread section.

Further, be provided with on the inner wall of main part with the first internal thread section of clamping part equivalent position, be provided with the confession on the inner wall of inlet pipe part the spacing first location step of stopper installation in the protection, first location step is located the intraductal position department of being close to the water inlet pipe of inlet pipe.

Further, be provided with on the outer wall that is provided with the stopper in the protection on the outer wall of stopper in the protection with first internal thread section cooperation, and make the stopper passes through the screw-thread fastening in the protection third external screw thread section in the angle valve main part, third external screw thread section, set up on the outer wall of stopper in the protection and connect the tool withdrawal groove of third external screw thread section, be equipped with a confession on the outer wall of stopper in the protection to the evagination first location step offsets, and makes the back of stopper in the protection with the protruding ring that the terminal surface of water outlet pipe portion flushed.

Further, inhalant canal divide into hypomere part, middle section part and upper segment part from bottom to top in the stopper in the protection, the hypomere part the middle section part with the aperture of upper segment part reduces in proper order, the hypomere part with the upper segment part is circular pore, is in the middle section part be provided with on the inner wall of stopper in the protection and supply current allen key matched with hexagon socket head cap structure.

Further, the protective inner plug is a plastic plug made of environment-friendly plastics.

Furthermore, a second internal thread section for installing the valve core assembly is arranged on the inner wall of the upper end of the main body part, and a second positioning step is arranged between the second internal thread section and the valve cavity on the inner wall of the main body part.

The utility model has the advantages that: the protective inner plug is detachably mounted in the water inlet pipe part, the lower end part of the protective inner plug is flush with the water inlet pipe opening of the water inlet pipe part, and the upper end part of the protective inner plug extends into the valve cavity. So that a protective inner plug for water circulation is arranged in the water inlet pipe part of the angle valve main body and is used as an inner layer pipeline. When the water inlet screw thread of the water inlet pipe part of the angle valve main body is broken, the protective inner plug serves as an inner layer pipeline to keep normal flowing water passing without leaking, secondary protection is realized, and the pipeline safety is ensured. Avoid the property loss caused by the leakage of running water. Under the low temperature environment, water freezes the inflation, and the metal material deformation volume is little, and inside water holding capacity is big, and the stopper protects the inlet pipe part of angle valve main part through self deformation in the protection for the inlet pipe part of angle valve main part and the network management junction are difficult for being propped open by ice and burst, prolong the life of angle valve main part. Therefore, the utility model discloses an explosion-proof angle valve, when the water inlet screw thread fracture of its network management junction, still keep normal flowing water current and do not leak, guarantee pipeline safety. And simultaneously, under low temperature environment, the utility model discloses the inlet pipe portion and the network management junction of explosion-proof angle valve are difficult for being broken and burst by ice, prolong the life of angle valve main part.

Drawings

For ease of illustration, the present invention is described in detail by the following detailed description and accompanying drawings.

Fig. 1 is a schematic perspective view of the explosion-proof angle valve of the present invention.

Fig. 2 is a sectional view of the explosion-proof angle valve of the present invention.

Fig. 3 is a schematic structural view of the inner plug for protecting in the utility model.

Fig. 4 is another view angle structure diagram of the middle protective inner plug of the present invention.

In the figure:

an angle valve main body 1; a main body portion 11; a water inlet pipe portion 12; a water outlet pipe portion 13; a clamping portion 110; the first internal thread segments 111; a second internal thread segment 112; a second positioning step 113; a first external threaded section 120; a smooth surface segment 121; a first positioning step 122; a second outer thread segment 130; a protective inner plug 2; a third external thread section 21; a relief groove 22; a convex circular ring 23; a lower section portion 201; a middle section 202; an upper section 203; a valve chamber 3.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.

As shown in fig. 1-4, the explosion-proof angle valve of the present invention comprises an angle valve main body 1, wherein the angle valve main body 1 comprises a main body 11, a water inlet pipe 12 and a water outlet pipe 13 perpendicular to each other at the lower end and one side of the main body 11, a hollow valve chamber 3 is formed in the inner portion of the main body 11, the water inlet pipe 12 and the water outlet pipe 13 are both communicated with the valve chamber 3, the water outlet pipe 13 is connected to the outer sidewall of the main body 11 in a joggle manner, a first external thread section 120 connected with a water supply pipe is provided on the outer wall of the water inlet pipe 12, the joint of the water inlet pipe 12 and the main body 11 is in a chamfer transition, two clamping parts 110 for aligning and clamping by a wrench are provided on the main body 11 near the joint of the water inlet pipe 12 and the main body 11, the water outlet pipe part 13 is positioned between the two clamping parts 110, and a second external thread section 130 is arranged on the outer wall of the water outlet pipe part 13; by adopting the structure, the arranged first external thread section 120 is mainly convenient for connecting the angle valve main body 1 on a water supply pipe. The second external thread section 130 is mainly convenient for connecting a water tap or connecting the existing stainless metal woven cold and hot water inlet hose. Two clamping parts 110 are arranged on the main body part 11, so that the clamping by a wrench is convenient, the main body part 11 is driven to rotate by the wrench, and the water outlet pipe part 13 is connected with a water supply pipe through a first external thread section 120.

The utility model discloses an explosion-proof angle valve, plug 2 in still including the protection that has inhalant canal, plug 2 dismantles in the protection install in the inlet tube part 12, the lower tip of plug 2 in the protection with the mouth of pipe of intaking of inlet tube part 12 flushes, the upper end part of plug 2 stretches into in the protection in the valve pocket 3. Adopt above-mentioned structure setting, when the water inlet screw thread fracture of inlet tube part 12 of angle valve main part 1, stopper 2 acts as the inlayer pipeline and keeps normal flowing water current and not leak in the protection, realizes the second grade protection, guarantees pipeline safety. Avoid the property loss caused by the leakage of running water. Under the low temperature environment, water freezes the inflation, and the metal material deformation volume is little, and inside water holding capacity is big, and the protection inner plug 2 can protect the inlet tube part 12 of angle valve main part 1 through self deformation for the inlet tube part 12 of angle valve main part 1 and the net management junction are difficult for being propped by ice and burst, prolong the life of angle valve main part 1. It should be further noted that, because the lower end part of the protective inner plug 2 is flush with the water inlet pipe mouth of the water inlet pipe part 12, the installation of the angle valve on a water supply pipe cannot be interfered, the size of the angle valve is consistent with that of the existing common angle valve, and the universal angle valve is achieved. Because the upper end part of the protective inner plug 2 extends into the valve cavity 3, even if the water inlet pipe part 12 is broken, the protective inner plug 2 serves as an inner layer pipeline to keep normal flowing water to pass and not leak, the angle valve with the damaged water inlet pipe part 12 can still be normally used, time can be provided for people to replace the angle valve, and pipeline safety and property safety are also guaranteed.

In the above specific, the angle valve main body 1 is similar to the existing three-way pipe, and the water inlet pipe part 12 is connected with the lower end part of the main body part 11 and communicated with the valve cavity 3; the outlet pipe portion 13 is connected to the outer side wall of the main body portion 11 in a joggle manner, and the outlet pipe portion 13 is communicated with the valve cavity 3. Angle valve main part 1 is still including the case subassembly that control was opened and close, and here case subassembly is the same with case subassembly in the current angle valve, and case subassembly mounting means also adopts conventional mode installation, and here case subassembly is not the utility model discloses a key, so just no longer detail.

In this embodiment, the connection position of the water outlet pipe portion 13 and the main body portion 11 is located above the two clamping portions 110, and the outer wall of the water inlet pipe portion 12 further has a smooth surface section 121 connected to the first external thread section 120. By adopting the structure, on one hand, the wrench is convenient for clamping the main body part 11 to install the angle valve, and the interference of the water outlet pipe part 13 is avoided. On the other hand, the smooth section 121 is provided on the outer wall of the inlet pipe portion 12, so that when the wrench is used to clamp the main body portion 11 for installing the angle valve, damage to the first external thread section 120 on the inlet pipe portion 12 is avoided, and a clearance space is provided on the water supply pipe through the wrench or the pliers for the angle valve.

In this embodiment, the inner wall of the main body 11 is provided with a first internal thread section 111 at the same position as the clamping portion 110, so that the following two functions are provided: firstly, when stopper 2 cooperation was in main part 11 in the protection, can carry out the internal reinforcement to clamping part 110 position, guaranteed that clamping part 110 is not fragile when having the spanner centre gripping now. Secondly, the protective inner plug 2 is connected on the main body part 11, so no matter any position of the water inlet pipe part 12 is broken, the protective inner plug 2 still serves as an inner layer pipeline to keep normal flowing water to pass without leaking, secondary protection is realized, and the safety of the pipeline is ensured. Avoid the property loss caused by the leakage of running water. Be provided with the confession on the inner wall of inlet tube part 12 the spacing first location step 122 of stopper 2 installation in the protection, first location step 122 is located in inlet tube part 12 is close to the position department of water inlet pipe mouth. The first positioning step 122 that sets up lets in the protection mainly to fill in 2 and advance water pipe part 12 and offset and form inside sudden death, when advancing water pipe part 12 and breaking off, because the stopper 2 is in under the sudden death state with the counterbalance of first positioning step 122 in the protection, so can not take place the revealing of flowing water.

In this embodiment, the outer wall of the protective inner plug 2 is provided with a third external thread section 21 which is matched with the first internal thread section 111 and enables the protective inner plug 2 to be fastened in the angle valve main body 1 through threads, wherein the third external thread section 21 on the outer wall of the protective inner plug 2 is matched with the first internal thread section 111 on the inner wall of the main body part 11 to be subjected to sudden death so as to realize one-stage sealing. So that water passing through the protective inner plug 2 does not pass between the protective inner plug 2 and the inlet pipe portion 12. The outer wall of the protective inner plug 2 is provided with a tool withdrawal groove 22 connected with the third external thread section 21, the outer wall of the protective inner plug 2 is provided with a convex ring 23 which is outwards protruded and used for the first positioning step 122 to abut against, and the back of the protective inner plug 2 is flush with the water outlet end face of the water outlet pipe part 13, and particularly, the convex ring 23 and the protective inner plug 2 are integrally formed. By adopting the structure, the arranged tool withdrawal groove 22 is mainly convenient for processing the third external thread section 21 on the outer wall of the protective inner plug 2. The undercut 22 also allows for the installation of existing rubber rings to provide further sealing between the protective inner plug 2 and the inlet pipe section 12. The arranged convex circular ring 23 is mainly used for the first positioning step 122 to abut against each other to form a sudden death, so that secondary sealing is realized. Meanwhile, the protective inner plug 2 is arranged in the angle valve main body 1 for limiting, so that the lower end part of the protective inner plug 2 is flush with a water inlet pipe orifice of the water inlet pipe part 12, and interference caused by angle valve installation is avoided. Therefore, any breakage of the inlet pipe portion 12 between the two sudden death positions does not cause leakage of running water.

In this embodiment, inhalant canal divides into hypomere part 201, middle section part 202 and upper segment part 203 from bottom to top in the stopper 2 in the protection, hypomere part 201 the middle section part 202 with the aperture of upper segment part 203 reduces in proper order, hypomere part 201 with upper segment part 203 is circular pore, is in the middle section part 202 be provided with on the inner wall of stopper 2 in the protection and supply current allen key matched with hexagon socket head structure. Specifically, the maximum aperture of the inner hexagonal hole formed by the middle section 202 is larger than that of the upper section 203, and the maximum aperture of the inner hexagonal hole formed by the middle section 202 is smaller than that of the lower section 201. By adopting the structure, the existing inner hexagonal wrench is mainly supplied to match with the inner hexagonal structure on the middle section part 202 through the lower section part 201, so that the protective inner plug 2 is driven to rotate, and the protective inner plug 2 is conveniently installed in the angle valve main body 1 or detached from the angle valve main body 1 (namely, the protective inner plug 2 and the angle valve main body 1 are conveniently assembled).

In this embodiment, the protective inner plug 2 is a plastic plug made of environment-friendly plastic. Adopt above-mentioned structure setting, the stopper 2 is the plastics stopper in the protection because the non-metallic material deformation rate is also great to play effectual explosion-proof function. The protective inner plug 2 is replaced by a plastic plug made of an environment-friendly injection molding material, so that the material cost can be saved, and the health and safety of the pipeline can be ensured.

In this embodiment, a second internal thread section 112 for installing the valve core assembly is provided on an inner wall of the upper end of the main body portion 11, and a second positioning step 113 is provided on the inner wall of the main body portion 11 between the second internal thread section 112 and the valve chamber 3. By adopting the structure, the second positioning step 113 is mainly used for limiting and fixing the valve core assembly in the upper end of the main body part 11, so that the valve core is ensured to be fixed and stable.

The utility model discloses an explosion-proof angle valve, during the use, when the screw tooth fracture of first external screw thread section 120 on the part of intaking of angle valve main part 1, continue to keep connecting through stopper 2 in the protection, and can not take place to leak, play twice guard action, realize the one-level protection. Avoid the property loss caused by water leakage due to fracture. After the first external thread section 120 on the water inlet part of the angle valve main body 1 is broken, the connection is continuously kept through the protective internal plug 2, when the angle valve main body needs to be replaced or a water tap installed on the angle valve main body needs to be replaced, a water inlet main pipe is turned off, then the main body part 11 is twisted off, the first external thread section 120 of the protective internal plug 2 is matched through the conventional auxiliary tool (namely, a nut with internal threads is matched with a wrench or a pipe wrench, the rest part of the broken main body is fixed on the external threads of the protective internal plug 2 through the matching of the nut and the wrench or the pipe wrench, the rest part of the broken main body is clamped through the wrench or the pipe wrench and the rest part of the broken main body is rotated, and the two parts are taken down), the protective internal plug 2 is driven to rotate, and the rest part of the protective internal plug 2 and the broken water inlet pipe part 12 is directly taken out, so that a wall body is not damaged, and a connecting, and secondary protection is realized. Meanwhile, the installation is convenient, the maintenance is simple and quick, the time and the labor are saved, the cost can be saved, and the property loss is greatly reduced. When the water inlet pipe part 12 of the angle valve main body 1 is broken, the protective inner plug 2 can be taken out and can be continuously matched with the angle valve main body 1 for use (namely, the protective inner plug is arranged in the water inlet pipe part 12 of the novel angle valve main body 1 of the universal type), waste is reduced, and reasonable utilization of resources is facilitated.

Therefore, the utility model discloses an explosion-proof angle valve, when the water inlet screw thread fracture of its network management junction, still keep normal flowing water current and do not leak, guarantee pipeline safety. And simultaneously, under low temperature environment, the utility model discloses the inlet tube part 12 of explosion-proof angle valve and the network management junction are difficult for being propped open by ice and burst, prolong the life of angle valve main part 1.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.

Claims

1. The utility model provides an explosion-proof angle valve, includes the angle valve main part, the angle valve main part include the main part, with the lower extreme of main part and one side are mutually perpendicular's water inlet pipe part and outlet pipe part respectively, the internal portion of main part is formed with hollow valve chamber, water inlet pipe part with outlet pipe part all with the valve chamber communicates with each other, its characterized in that: the water outlet pipe part is connected to the outer side wall of the main body part in a joggle mode, a first external thread section connected with a water supply pipe is arranged on the outer wall of the water inlet pipe part, the joint of the water inlet pipe part and the main body part is in chamfer transition, two clamping parts which are aligned and clamped by a spanner are arranged on the main body part and are close to the joint of the water inlet pipe part and the main body part, the water outlet pipe part is positioned between the two clamping parts, and a second external thread section is arranged on the outer wall of the water outlet pipe part;

2. An explosion proof angle valve as defined in claim 1, wherein: go out the water pipe part with the main part junction is located two the top of clamping part, still have on the outer wall of water pipe part with the plain noodles section that first external screw thread section is connected.

3. An explosion proof angle valve as defined in claim 1, wherein: be provided with on the inner wall of main part with the first internal thread section of clamping part equivalent position, be provided with the confession on inlet pipe part's the inner wall the spacing first location step of stopper installation in the protection, first location step is located be close to water inlet pipe portion internal portion and locate.

4. An explosion proof angle valve as set forth in claim 3, wherein: the outer wall of the protective inner plug is provided with a convex circular ring which is matched with the first internal thread section and enables the protective inner plug to be fastened through threads to a third external thread section in the angle valve main body, the outer wall of the protective inner plug is provided with a tool withdrawal groove connected with the third external thread section, the outer wall of the protective inner plug is outwards convexly provided with a convex circular ring for the first positioning step to abut against, and the back of the protective inner plug is flush with the water outlet end face of the water outlet pipe part.

5. An explosion proof angle valve as set forth in claim 4, wherein: the inlet channel divide into hypomere part, middle section part and upper segment part from bottom to top in the stopper in the protection, the hypomere part the middle section part with the aperture of upper segment part reduces in proper order, the hypomere part with the upper segment part is circular pore, is in the middle section part be provided with on the inner wall of stopper in the protection and supply current allen key matched with hexagon socket head cap structure.

6. An explosion proof angle valve as defined in claim 1, wherein: the protective inner plug is a plastic plug made of environment-friendly plastics.

7. An explosion proof angle valve as defined in claim 1, wherein: the inner wall of the upper end of the main body part is provided with a second internal thread section for installing the valve core assembly, and a second positioning step is arranged between the second internal thread section and the valve cavity on the inner wall of the main body part.