CN218267853U - Universal elbow for connecting gas pipeline of commercial furnace - Google Patents
Universal elbow for connecting gas pipeline of commercial furnace Download PDFInfo
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- CN218267853U CN218267853U CN202222461466.4U CN202222461466U CN218267853U CN 218267853 U CN218267853 U CN 218267853U CN 202222461466 U CN202222461466 U CN 202222461466U CN 218267853 U CN218267853 U CN 218267853U
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- elbow
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Abstract
The utility model belongs to the technical field of pipe joints, in particular to a universal elbow for connecting a gas pipeline of a commercial furnace, which comprises a pipe joint, wherein one end of the pipe joint is horizontally provided with a straight joint, and the other end of the pipe joint is obliquely provided with a bent joint; the clamping grooves are formed in the connecting surfaces between the pipe joint and the straight joint and between the pipe joint and the elbow joint, clamping rings are installed in the clamping grooves, the cross sections of the clamping rings are circular, the cross sections of the clamping grooves are arc-shaped, the balls are replaced by the clamping rings with the circular cross sections, the clamping rings are sleeved on the clamping grooves in the straight joint and the pipe joint, then the straight joint and the pipe joint and the elbow joint are installed and connected in an extrusion mode, specifically, the inner diameter of each clamping ring can shrink when the clamping rings are extruded, after the installation and connection, the clamping rings can reset, the clamping rings are embedded into the clamping grooves in the inner walls of the elbow joint and the pipe joint, the installation and connection between the pipe joint and the straight joint and between the pipe joint and the elbow joint are achieved, the structure is simple, the operation is convenient, and the assembly efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of the coupling, especially, relate to a universal elbow is used in commercial furnace gas pipe connection.
Background
Commercial stove is commercial kitchen range promptly, by the wide application in catering trade, and commercial kitchen range adopts the gas to be the burning raw materials usually, consequently commercial kitchen range is connected with the gas pipeline mostly, there are angle and high change in the installation trend of gas pipeline, consequently need use more elbow to connect, and in the in-service use, there is certain angle and high deviation when adopting the elbow to connect, consequently need the elbow can carry out certain angle and high regulation, in order to accord with the demand of actual use for gas piping erection.
Most of the traditional universal elbows comprise an elbow body and two joints rotatably connected at two ends of the elbow body, angle and height compensation is realized by rotating the elbow body and one joint, and in order to realize the rotary connection between the elbow body and the joint, balls (structures similar to bearings) are generally adopted for connection, for example, the Chinese patent application numbers of (CN 201520972441.8), (CN 202020966051.0), (CN 202122142439.6) and (CN 201220184883.2) are all connected by adopting the structure, and the structure generally needs to install the balls one by one when being installed, thereby being time-consuming and labor-consuming, tedious in assembly, low in working efficiency and to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the technical problem that exists, provide a universal elbow is used in connection of commercial stove gas pipeline, reached simple structure, it is convenient to install, effectively improves the effect of packaging efficiency.
In view of this, the utility model provides a universal elbow is used in connection of commercial furnace gas pipeline, include:
one end of the pipe joint is horizontally arranged, and the other end of the pipe joint is obliquely arranged;
the straight joint is connected with one horizontally arranged end of the pipe joint;
the elbow joint is connected with one end of the pipe joint, which is obliquely arranged;
the clamping grooves are respectively formed in the connecting surfaces between the pipe joint and the straight joint and between the pipe joint and the bent joint;
the clamping ring is arranged in the clamping groove and is used for axially limiting between the pipe joint and the straight joint and between the pipe joint and the elbow joint;
wherein, the snap ring is provided with a gap, the cross section is circular, and the cross section of the clamping groove is arc-shaped.
In this technical scheme, set up the breach through the adoption, and the cross-section is circular shape snap ring and replaces the ball, be about to the snap ring cover establish on the draw-in groove on straight joint and coupling, then carry out erection joint with straight joint, coupling and elbow joint through the extruded mode, it is concrete, its internal diameter of snap ring can shrink in the extrusion, after erection joint, the snap ring can reset, thereby in the draw-in groove on embedding elbow joint and the coupling inner wall, realize the erection joint between coupling and straight joint and coupling and the elbow joint, moreover, the steam generator is simple in structure, the operation is convenient, the packaging efficiency is high.
In the above technical solution, further, the method further includes:
the first annular groove is formed in one end, close to the bent joint, of the pipe joint and one end, close to the pipe joint, of the straight joint;
and the sealing gasket is sleeved in the first annular groove.
In the technical scheme, the first annular groove is formed, and the sealing gasket is installed, so that the sealing effect between the pipe joint and the straight joint and between the pipe joint and the bent joint is ensured.
In the above technical solution, further, the method further includes:
the second annular groove is formed between the first annular groove and the clamping groove;
and the sealing ring is sleeved in the second annular groove.
In the technical scheme, the sealing effect between the pipe joint and the straight joint and between the pipe joint and the elbow joint is further ensured by arranging the second annular groove and installing the sealing ring, and the first annular groove and the sealing gasket are matched to form double sealing.
In the above technical solution, further, the method further includes:
the lubricating wear-resistant ring is sleeved on one side of the pipe joint close to the elbow joint and the surface of the straight joint and is respectively positioned between the elbow joint and the pipe joint and between the pipe joint and the straight joint;
the cross section of the lubricating wear-resistant ring is L-shaped, and the elbow joint and the pipe joint are both provided with caulking grooves for embedding one end of the lubricating wear-resistant ring.
In this technical scheme, if the clearance between coupling and the straight joint and coupling and elbow joint is the undersize and increases friction force easily and cause the influence to rotating, too big will lead to the clearance to invade the spot, consequently through setting up lubricated wear ring, can adopt the spot that less clearance significantly reduces the clearance invasion, guarantee low friction simultaneously, reduce and cause the influence to rotating.
In the above technical solution, further, the method further includes:
and the chamfer is arranged on the inner wall of one side of the caulking groove close to the clamping groove.
In this technical scheme, through seting up the chamfer for after the snap ring has been established to the cover, convenience when erection joint between coupling and the straight joint and between coupling and the elbow joint makes the chamfer play the effect of promoting to the shrink of snap ring.
In the above technical solution, further:
one end of the pipe joint which is obliquely arranged forms 45 degrees with the horizontal plane.
In the technical scheme, the angle and the height can be conveniently adjusted by adopting the 45-degree inclined arrangement.
In the above technical solution, further:
one side of the elbow joint, which is far away from the pipe joint, is horizontally arranged with the straight joint.
In this technical scheme, through the level setting, the elbow joint of being convenient for is connected with the gas pipeline at straight joint both ends, improves the installation convenience.
The utility model has the advantages that:
1. the universal elbow comprises a straight joint, a pipe joint and a bent joint, wherein a clamping ring with a notch and a circular cross section is adopted to replace balls, namely the clamping ring is sleeved on clamping grooves in the straight joint and the pipe joint, and then the straight joint, the pipe joint and the bent joint are installed and connected in an extrusion mode;
2. the sealing effect between the pipe joint and the straight joint and between the pipe joint and the elbow joint is ensured by arranging the first annular groove and the second annular groove and installing the sealing gasket and the sealing ring, so that double sealing is formed;
3. therefore, by arranging the lubricating wear-resisting ring, small mounting gaps can be adopted between the pipe joint and the straight joint and between the pipe joint and the elbow joint, so that the invasion of stains into the gaps can be greatly reduced, low friction force is ensured, and the influence on rotation is reduced.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the present invention at A in FIG. 2;
FIG. 4 is a schematic view of the snap ring of the present invention;
the labels in the figures are: 1. a pipe joint; 2. a straight joint; 3. bending the joint; 4. a card slot; 5. a snap ring; 50. a notch; 6. a first annular groove; 7. a gasket; 8. a second annular groove; 9. a seal ring; 10. lubricating the wear-resistant ring; 11. caulking grooves; 12. and (6) chamfering.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived from the embodiments in the present application by a person skilled in the art, are within the scope of protection of the present application.
Example 1:
this embodiment provides a universal elbow is used in connection of commercial stove gas pipeline, includes:
the pipe joint comprises a pipe joint 1, wherein one end of the pipe joint 1 is horizontally arranged, and the other end of the pipe joint is obliquely arranged;
the straight joint 2 is connected with one end of the pipe joint 1, which is horizontally arranged;
the elbow connector 3 is connected with one end of the pipe joint 1 which is obliquely arranged;
the clamping grooves 4 are respectively formed in the connecting surfaces between the pipe joint 1 and the straight joint 2 and between the pipe joint 1 and the bent joint 3;
the clamping ring 5 is installed in the clamping groove 4 and is used for axially limiting the space between the pipe joint 1 and the straight joint 2 and the space between the pipe joint 1 and the elbow joint 3;
wherein, the snap ring 5 is provided with a gap 50, the cross section is circular, and the cross section of the clamping groove 4 is arc-shaped; an internal thread is arranged at one end of the elbow joint 3, which is far away from the pipe joint 1, and an external thread is arranged at one end of the straight joint 2, which is far away from the pipe joint 1.
This embodiment can be seen from, through seting up jaggedly 50, and the cross-section is circular shape snap ring 5 and replaces the ball, be about the snap ring 5 cover establish on draw-in groove 4 on direct joint 2 and coupling 1, then through extruded mode with direct joint 2, coupling 1 and elbow joint 3 carry out erection joint, concretely, its internal diameter can shrink when the extrusion of snap ring 5, after erection joint, snap ring 5 can reset, thereby in embedding draw-in groove 4 on elbow joint 3 and coupling 1 inner wall, realize the erection joint between coupling 1 and direct joint 2 and coupling 1 and the elbow joint 3, moreover, the steam generator is simple in structure, the operation is convenient, and the packaging efficiency is high.
Example 2:
the embodiment provides a universal elbow for connecting a gas pipeline of a commercial furnace, which comprises the following technical characteristics besides the technical scheme of the embodiment, and further comprises:
the first annular groove 6 is formed in one end, close to the elbow joint 3, of the pipe joint 1, and the end, close to the pipe joint 1, of the straight joint 2;
the sealing gasket 7 is sleeved in the first annular groove 6;
among them, the gasket 7 is preferably made of rubber.
In this embodiment, it can be seen that the sealing effect between the pipe joint 1 and the straight joint 2 and between the pipe joint 1 and the elbow joint 3 is ensured by the provision of the first annular groove 6 and the installation of the gasket 7.
Example 3:
the embodiment provides a universal elbow for connecting a gas pipeline of a commercial furnace, which comprises the following technical characteristics besides the technical scheme of the embodiment, and further comprises:
the second annular groove 8, the second annular groove 8 is set up between first annular groove 6 and neck 4;
the sealing ring 9 is sleeved in the second annular groove 8;
among them, the seal ring 9 is preferably made of rubber.
In this embodiment, it can be seen that the sealing effect between the pipe joint 1 and the straight joint 2 and between the pipe joint 1 and the elbow joint 3 is further ensured by forming the second annular groove 8 and installing the sealing ring 9, and the first annular groove 6 and the sealing gasket 7 are matched to form double sealing.
Example 4:
the embodiment provides a universal elbow for connecting a gas pipeline of a commercial furnace, which comprises the following technical characteristics besides the technical scheme of the embodiment, and further comprises:
the lubricating wear-resistant ring 10 is sleeved on one side, close to the bent joint 3, of the pipe joint 1 and the surface of the straight joint 2 and is respectively positioned between the bent joint 3 and the pipe joint 1 and between the pipe joint 1 and the straight joint 2;
the section of the lubricating wear-resistant ring 10 is L-shaped, and the bent joint 3 and the pipe joint 1 are both provided with an embedding groove 11 for embedding one end of the lubricating wear-resistant ring 10; and the wear-resistant lubricating ring is preferably made of polytetrafluoroethylene.
In the embodiment, it can be seen that if the gaps between the pipe joint 1 and the straight joint 2 and between the pipe joint 1 and the elbow joint 3 are too small, the friction force is easy to increase, and if the gaps are too large, the gaps can invade dirt, so that by arranging the lubricating wear-resisting ring 10, the dirt invaded by the gaps can be greatly reduced by adopting smaller gaps, meanwhile, the low friction force is ensured, and the influence on the rotation is reduced.
Example 5:
the embodiment provides a universal elbow for connecting a gas pipeline of a commercial furnace, which comprises the following technical characteristics besides the technical scheme of the embodiment, and further comprises:
and the chamfer 12 is formed on the inner wall of the side, close to the clamping groove 4, of the embedding groove 11.
In the embodiment, it can be seen that, by arranging the chamfer 12, after the snap ring 5 is sleeved, the convenience in installation and connection between the pipe joint 1 and the straight joint 2 and between the pipe joint 1 and the elbow joint 3 is improved, so that the chamfer 12 has an effect of promoting the contraction of the snap ring 5.
Example 6:
the embodiment provides a universal elbow for connecting a gas pipeline of a commercial furnace, which comprises the following technical characteristics in addition to the technical scheme of the embodiment:
the inclined end of the pipe joint 1 is at 45 degrees to the horizontal.
According to the embodiment, the angle and the height can be conveniently adjusted by adopting the 45-degree inclined arrangement, the angle and the height can be conveniently adjusted, if the inclined angle is too small, the angle and the height are small in adjustment range and inconvenient to adjust, and the inclined angle is too large, so that the impact of the air flow on the inner parts of the pipe joint 1 and the elbow joint 3 is too large, and the stability of the air flow is influenced.
Example 7:
the embodiment provides a universal elbow for connecting a gas pipeline of a commercial furnace, which comprises the following technical characteristics in addition to the technical scheme of the embodiment:
the side of the elbow joint 3 away from the pipe joint 1 is horizontally arranged with the straight joint 2.
According to the embodiment, the gas pipelines at the two ends of the elbow connector 3 and the straight connector 2 are conveniently connected through the horizontal arrangement, and the installation convenience is improved.
While the embodiments of the present application have been described in connection with the drawings, the embodiments and features of the embodiments of the present application can be combined with each other without conflict, and the present application is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present application and the claims.
Claims (7)
1. The utility model provides a universal elbow is used in connection of commercial stove gas pipeline which characterized in that includes:
the pipe joint comprises a pipe joint (1), wherein one end of the pipe joint (1) is horizontally arranged, and the other end of the pipe joint is obliquely arranged;
the straight joint (2), the straight joint (2) is connected with one end of the pipe joint (1) which is horizontally arranged;
the elbow joint (3), the said elbow joint (3) is connected with one end that the union joint (1) is set up obliquely;
the clamping grooves (4) are respectively formed in the connecting surfaces between the pipe joint (1) and the straight joint (2) and between the pipe joint (1) and the bent joint (3);
the clamping ring (5) is installed in the clamping groove (4) and is used for axially limiting the position between the pipe joint (1) and the straight joint (2) and the position between the pipe joint (1) and the bent joint (3);
the clamping ring (5) is provided with a notch (50), the cross section of the clamping ring is circular, and the cross section of the clamping groove (4) is arc-shaped.
2. The universal elbow for connecting a gas pipe of a commercial furnace according to claim 1, further comprising:
the first annular groove (6), the first annular groove (6) is arranged at one end of the pipe joint (1) close to the elbow joint (3) and at one end of the straight joint (2) close to the pipe joint (1);
the sealing gasket (7), the sealing gasket (7) is sleeved in the first annular groove (6).
3. The universal elbow for connecting a gas pipe of a commercial furnace according to claim 2, further comprising:
the second annular groove (8), the said second annular groove (8) is set up between first annular groove (6) and neck (4);
and the sealing ring (9) is sleeved in the second annular groove (8).
4. The universal elbow for connecting a gas pipe of a commercial furnace according to claim 1, further comprising:
the lubricating wear-resistant ring (10) is sleeved on one side, close to the bent joint (3), of the pipe joint (1) and the surface of the straight joint (2), and is respectively positioned between the bent joint (3) and the pipe joint (1) and between the pipe joint (1) and the straight joint (2);
the section of the lubricating wear-resistant ring (10) is L-shaped, and the bent joint (3) and the pipe joint (1) are both provided with caulking grooves (11) for embedding one ends of the lubricating wear-resistant ring (10).
5. The universal elbow for connecting a gas pipeline of a commercial furnace according to claim 4, further comprising:
and the chamfer (12) is arranged on the inner wall of one side, close to the clamping groove (4), of the caulking groove (11).
6. The universal elbow for connecting a gas pipeline of a commercial furnace according to claim 1, wherein:
one end of the pipe joint (1) which is obliquely arranged forms a 45-degree angle with the horizontal plane.
7. The universal elbow for connecting a gas pipeline of a commercial furnace according to claim 1, wherein:
one side of the elbow joint (3) far away from the pipe joint (1) is horizontally arranged with the straight joint (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222461466.4U CN218267853U (en) | 2022-09-16 | 2022-09-16 | Universal elbow for connecting gas pipeline of commercial furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222461466.4U CN218267853U (en) | 2022-09-16 | 2022-09-16 | Universal elbow for connecting gas pipeline of commercial furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218267853U true CN218267853U (en) | 2023-01-10 |
Family
ID=84713544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222461466.4U Active CN218267853U (en) | 2022-09-16 | 2022-09-16 | Universal elbow for connecting gas pipeline of commercial furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218267853U (en) |
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2022
- 2022-09-16 CN CN202222461466.4U patent/CN218267853U/en active Active
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