CN212804700U - Duct joint with insulating device - Google Patents
Duct joint with insulating device Download PDFInfo
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- CN212804700U CN212804700U CN202021304221.5U CN202021304221U CN212804700U CN 212804700 U CN212804700 U CN 212804700U CN 202021304221 U CN202021304221 U CN 202021304221U CN 212804700 U CN212804700 U CN 212804700U
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- joint
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- snap ring
- outer cylinder
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Abstract
A conveyer pipe joint with an insulation device belongs to the technical field of conveyer pipe joints and comprises an external thread joint, a sealing washer, a plastic snap ring and an internal thread joint, wherein the left end of the plastic snap ring is clamped between the external thread joint and the internal thread joint; the insulation device is of an integral structure and comprises a central cylinder and an outer cylinder with an annular bottom surface, the outer cylinder is sleeved on the central cylinder through the annular bottom surface, and the annular bottom surface is arranged at one end of the outer cylinder and is vertically intersected with the outer cylinder; the opening of the outer cylinder body is towards the right, and the right end surface of the outer cylinder body is flush with the right end of the central cylinder body; the middle part of the inner cavity of the outer wire connector is provided with an annular raised head, the right part of the inner cavity of the outer wire connector forms a cylindrical main cavity, the central cylinder of the left part of the insulating device is arranged in the annular raised head in a penetrating mode and mutually forms tight fit, and the shape and the size of the outer cylinder of the right part of the insulating device are matched with those of the cylindrical main cavity of the outer wire connector. The utility model has the advantages that: the possibility of conduction is blocked and leakage is prevented.
Description
Technical Field
The utility model relates to a conveyer pipe connects, in particular to with insulator arrangement's conveyer pipe connects belongs to conveyer pipe joint technical field.
Background
The stove pipe is a special pipeline for conveying combustible gas, is a metal hose for replacing a traditional rubber hose, and can overcome the defects that the rubber hose is easy to fall off and age and has short service life.
In the home decoration process of connecting a common stove pipe and a water heater, partial electric appliances using gas are not completely grounded, after a traditional conveying pipe joint is connected with the electric appliances (such as the water heater), the joint part can be electrified to form a loop after being connected with a conveying pipe, so that hidden danger is caused, and the conveying pipe with a new structure is provided with an insulating device, so that the possibility of electric conduction is effectively blocked.
SUMMERY OF THE UTILITY MODEL
The utility model aims at above-mentioned prior art in, metal collapsible tube has the defect of electric leakage, provides a carry coupling who adds insulator arrangement, can reach and block electrically conductive possibility, prevents the purpose of electric leakage.
In order to realize the purpose, the utility model adopts the technical scheme that: a conveyer pipe joint with an insulation device is matched with a conveyer pipe, namely a corrugated pipe for use, and comprises an outer wire joint, a sealing washer, a plastic snap ring and an inner wire joint, wherein the right end of the outer wire joint is provided with threads, the inner wire joint is arranged at the right side of the outer wire joint and is in threaded connection with the outer wire joint, and the left end of the plastic snap ring is clamped between the outer wire joint and the inner wire joint; the corrugated pipe comprises a corrugated pipe main body and an inserting extending end;
the insulation device is of an integrated structure and comprises a central cylinder and an outer cylinder with an annular bottom surface, the outer cylinder is sleeved on the central cylinder through the annular bottom surface, and the annular bottom surface is arranged at one end of the outer cylinder and is vertically intersected with the outer cylinder; the opening of the outer cylinder body is towards the right, and the right end surface of the outer cylinder body is flush with the right end of the central cylinder body;
the middle part of the inner cavity of the external screw joint is provided with an annular raised head, the right part of the inner cavity of the external screw joint forms a cylindrical main cavity, a central cylinder at the left part of the insulating device is arranged in the annular raised head in a penetrating way and is in tight fit with the annular raised head, the shape and the size of an external cylinder at the right part of the insulating device are matched with the shape and the size of the cylindrical main cavity of the external screw joint, and the external cylinder is inserted in the cylindrical main cavity;
an annular groove with a right opening is formed between the outer cylinder and the central cylinder, the shape of the sealing washer is matched with that of the annular groove, the sealing washer is arranged in the annular groove and is in tight fit with the annular groove, and the sealing washer plays a role in sealing.
The inserting extending end of the corrugated pipe is inserted in the central cylinder of the insulating device and is in clearance fit with each other; when the inserting extending end of the corrugated pipe is inserted into the central cylinder of the insulating device, the outer wire connector and the inserting extending end of the corrugated pipe are completely separated by the insulating device, and the insulating device plays an insulating role.
The left end of the plastic snap ring is provided with a snap ring raised head, the right end of the snap ring raised head is provided with an annular inclined surface, the right end of the inner screw joint is provided with an annular retaining shoulder, the annular retaining shoulder is connected with the annular inclined surface in a clamping mode, when the inner screw joint is screwed on the outer screw joint leftwards, the plastic snap ring is clamped between the outer screw joint and the inner screw joint through the snap ring raised head, and the effect of fastening the conveying pipe is achieved.
The plastic snap ring is sleeved on the first corrugation at the end part of the corrugated pipe, so that the inner wire joint is sleeved on the end part of the corrugated pipe through the plastic snap ring, and the plastic snap ring is arranged between the corrugated pipe and the inner wire joint for blocking, thereby cutting off the leakage loop;
the left end of the external thread joint is connected with other joints.
Compared with the prior art, the beneficial effects of the utility model are that: the insulating device is additionally arranged between the corrugated pipe and the outer wire joint of the new-structure product, the plastic snap ring is arranged between the corrugated pipe and the inner wire joint for blocking, a circuit loop is cut off, electric leakage is avoided, potential safety hazards are eliminated, and safe use of a user can be ensured.
Drawings
FIG. 1 is a schematic diagram of: the utility model discloses a front view;
FIG. 2 is a diagram of: the utility model discloses a left view;
FIG. 3 is a diagram of: the utility model discloses an exploded view;
FIG. 4 is a diagram of: the utility model discloses a main view section enlarged view;
FIG. 5 is a diagram of: enlarged front sectional view of the insulation device.
Description of reference numerals: the insulation device comprises an outer wire connector 1, an annular convex head 101, a cylindrical main cavity 102, a sealing gasket 2, a plastic snap ring 3, a snap ring convex head 301, an annular inclined surface 302, an inner wire connector 4, an annular blocking shoulder 401, an insulation device 5, a central cylinder 501, an annular bottom surface 502, an outer cylinder 503 and an annular groove 504.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the present invention.
As shown in fig. 1 to 5, a conveying pipe joint with an insulation device 5, which is used in cooperation with a conveying pipe, namely a corrugated pipe (not shown in the figures), comprises an outer wire joint 1, a sealing washer 2, a plastic snap ring 3 and an inner wire joint 4, wherein a thread is arranged at the right end of the outer wire joint 1, the inner wire joint 4 is arranged at the right side of the outer wire joint 1 and is in threaded connection with the outer wire joint 1, and the left end of the plastic snap ring 3 is clamped between the outer wire joint 1 and the inner wire joint 4; the corrugated pipe comprises a corrugated pipe main body (not shown in the figure) and a plugging extending end (not shown in the figure);
the insulation device 5 is of an integral structure and comprises a central cylinder 501 and an outer cylinder 503 with an annular bottom surface 502, the outer cylinder 503 is sleeved on the central cylinder 501 through the annular bottom surface 502, and the annular bottom surface 502 is vertically intersected with the outer cylinder 503 at one end of the outer cylinder 503; the opening of the outer cylinder 503 is towards the right, and the right end surface of the outer cylinder 503 is flush with the right end of the central cylinder 501;
an annular raised head 101 is arranged in the middle of an inner cavity of the outer wire connector 1, a cylindrical main cavity 102 is formed in the right part of the inner cavity of the outer wire connector 1, a central cylinder 501 in the left part of the insulating device 5 is arranged in the annular raised head 101 in a penetrating mode and is tightly matched with the annular raised head 101, the shape and size of an outer cylinder 503 in the right part of the insulating device 5 are matched with the shape and size of the cylindrical main cavity 102 of the outer wire connector 1, and the outer cylinder 503 is inserted into the cylindrical main cavity 102;
an annular groove 504 with a rightward opening is formed between the outer cylinder 503 and the central cylinder 501, the shape of the sealing gasket 2 is matched with that of the annular groove 504, the sealing gasket 2 is arranged in the annular groove 504 and is tightly matched with the annular groove 504, and the sealing gasket 2 plays a sealing role.
The inserted and extended ends of the corrugated pipe are inserted into the central cylinder 501 of the insulating device 5 and are in clearance fit with each other; when the inserted and extended end of the corrugated pipe is inserted into the central cylinder 501 of the insulation device 5, the outer wire connector 1 and the inserted and extended end of the corrugated pipe are completely separated by the insulation device 5, and the insulation device 5 plays an insulation role.
The left end of the plastic snap ring 3 is provided with a snap ring raised head 301, the right end of the snap ring raised head 301 is provided with an annular inclined plane 302, the right end of the inner wire connector 4 is provided with an annular blocking shoulder 401, the annular blocking shoulder 401 is connected with the annular inclined plane 302 in a clamping mode, when the inner wire connector 4 is screwed on the outer wire connector 1 leftwards, the plastic snap ring 3 is clamped between the outer wire connector 1 and the inner wire connector 4 through the snap ring raised head 301, and the effect of fastening the conveying pipe is achieved.
The plastic snap ring 3 is sleeved on a first corrugation at the end part (not shown) of the corrugated pipe, so that the inner wire joint 4 is sleeved on the end part of the corrugated pipe through the plastic snap ring 3, and the plastic snap ring 3 is arranged between the corrugated pipe and the inner wire joint 4 for blocking, thereby cutting off a leakage loop;
the assembling process comprises the following steps: an inner screw joint 4 is sleeved at one end of the corrugated pipe, a plastic snap ring 3 is sleeved on the first corrugated pipe, an insulating device 5 and a gasket are arranged at one end of an outer screw joint 1, the inner screw joint 4 and the outer screw joint 1 are connected, and the corrugated pipe is screwed down.
The left end of the external thread joint 1 is connected with other joints (not shown in the figure).
The above-mentioned embodiments are only preferred embodiments of the present invention, and the ordinary changes and replacements within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (5)
1. A conveyer pipe joint with an insulation device is matched with a conveyer pipe, namely a corrugated pipe for use, and comprises an outer wire joint, a sealing washer, a plastic snap ring and an inner wire joint, wherein the right end of the outer wire joint is provided with threads, the inner wire joint is arranged at the right side of the outer wire joint and is in threaded connection with the outer wire joint, and the left end of the plastic snap ring is clamped between the outer wire joint and the inner wire joint; the bellows includes bellows main part and grafting extension end, its characterized in that:
the insulation device is of an integrated structure and comprises a central cylinder and an outer cylinder with an annular bottom surface, the outer cylinder is sleeved on the central cylinder through the annular bottom surface, and the annular bottom surface is arranged at one end of the outer cylinder and is vertically intersected with the outer cylinder; the opening of the outer cylinder body is towards the right, and the right end surface of the outer cylinder body is flush with the right end of the central cylinder body;
the middle part of the inner cavity of the external screw joint is provided with an annular raised head, the right part of the inner cavity of the external screw joint forms a cylindrical main cavity, a central cylinder at the left part of the insulating device is arranged in the annular raised head in a penetrating way and is in tight fit with the annular raised head, the shape and the size of an external cylinder at the right part of the insulating device are matched with the shape and the size of the cylindrical main cavity of the external screw joint, and the external cylinder is inserted in the cylindrical main cavity;
an annular groove with a right opening is formed between the outer cylinder and the central cylinder, the shape of the sealing washer is matched with that of the annular groove, and the sealing washer is arranged in the annular groove and is tightly matched with the annular groove.
2. A duct joint for insulating apparatus according to claim 1, wherein: the inserting extending end of the corrugated pipe is inserted in the central cylinder of the insulating device and is in clearance fit with each other; when the inserting extending end of the corrugated pipe is inserted into the central cylinder body of the insulating device, the outer thread joint and the inserting extending end of the corrugated pipe are completely separated by the insulating device.
3. A duct joint for insulating apparatus according to claim 1, wherein: the left end of the plastic snap ring is provided with a snap ring raised head, the right end of the snap ring raised head is provided with an annular inclined surface, the right end of the inner wire connector is provided with an annular retaining shoulder, the annular retaining shoulder is connected with the annular inclined surface in a clamping mode, and when the inner wire connector is screwed on the outer wire connector leftwards, the plastic snap ring is clamped between the outer wire connector and the inner wire connector through the snap ring raised head.
4. A duct joint for insulating apparatus according to claim 1, wherein: the plastic snap ring is sleeved on the first corrugation at the end part of the corrugated pipe.
5. A duct joint for insulating apparatus according to claim 1, wherein: the left end of the external thread joint is connected with other joints.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021304221.5U CN212804700U (en) | 2020-07-06 | 2020-07-06 | Duct joint with insulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021304221.5U CN212804700U (en) | 2020-07-06 | 2020-07-06 | Duct joint with insulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212804700U true CN212804700U (en) | 2021-03-26 |
Family
ID=75101282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021304221.5U Active CN212804700U (en) | 2020-07-06 | 2020-07-06 | Duct joint with insulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212804700U (en) |
-
2020
- 2020-07-06 CN CN202021304221.5U patent/CN212804700U/en active Active
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