CN220016423U - Butt joint structure for bellows air tightness detection - Google Patents
Butt joint structure for bellows air tightness detection Download PDFInfo
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- CN220016423U CN220016423U CN202321543566.XU CN202321543566U CN220016423U CN 220016423 U CN220016423 U CN 220016423U CN 202321543566 U CN202321543566 U CN 202321543566U CN 220016423 U CN220016423 U CN 220016423U
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- 210000001503 joint Anatomy 0.000 title claims description 32
- 238000001514 detection method Methods 0.000 title claims description 8
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000003466 welding Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
- 210000002445 nipple Anatomy 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an abutting joint structure for detecting the air tightness of a corrugated pipe, which is characterized in that a corrugated pipe joint and the corrugated pipe are abutted, the corrugated pipe joint comprises a joint component and a limiting component, and the limiting component is fixedly connected to the surface of the joint component. According to the utility model, through the mutual matching of the joint component, the limiting component and the abutting component with the limiting toothed ring, the abutting structure for detecting the air tightness of the corrugated pipe is realized, the pipe joint is inserted into the pipe abutting joint, the limiting clamping block is aligned to the limiting groove and is inserted into the limiting groove, the pipe joint is rotated to prevent the limiting clamping block from being separated from the limiting groove, meanwhile, the movable toothed ring is clamped into the limiting toothed ring under the action of the resilience force of the reset spring, the limiting clamping block is prevented from being rotated to be separated from the limiting groove in the long-term use process, the stability of connection is improved, meanwhile, the traditional connector is abandoned to be connected with modes such as welding, the connection mode is convenient, the operation is simple, and the effect is obvious.
Description
Technical Field
The utility model relates to the technical field of butt joints, in particular to a butt joint structure for detecting air tightness of a corrugated pipe.
Background
The corrugated pipe is a tubular elastic sensing element formed by connecting foldable corrugated sheets along the folding and stretching directions. The bellows is widely used in instruments and meters, and is mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force. The corrugated pipe has thinner pipe wall and higher sensitivity, and the measuring range is tens of Pa to tens of megaPa. The open end is fixed, the sealed end is in a free state, and the elasticity is increased by using an auxiliary spiral spring or reed. When in operation, the movable end is stretched along the length direction of the pipe under the action of internal pressure, so that the movable end generates displacement in a certain relation with the pressure. The movable end drives the pointer to directly indicate the pressure. Bellows often in combination with displacement sensors constitute a pressure sensor that outputs an electrical quantity, sometimes also serving as an isolating element. The bellows has a lower response speed than the bourdon tube because of the large volume change required for expansion. The bellows is suitable for measuring low pressure, and in the bellows production process, the gas tightness detection is extremely important, and in the bellows gas tightness detection process, the gas tightness of butt joint is extremely important, and in the prior art, the butt joint is usually required to be performed in a connector or through welding mode, and the operation is inconvenient, so that the butt joint structure for the bellows gas tightness detection needs to be provided.
Disclosure of Invention
The utility model aims to provide an abutting joint structure for detecting the air tightness of a corrugated pipe, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an abutting joint structure for detecting the air tightness of a corrugated pipe, an abutting joint of a corrugated pipe joint and the corrugated pipe,
the corrugated pipe joint comprises a joint assembly and a limiting assembly, wherein the limiting assembly is fixedly connected to the surface of the joint assembly;
the corrugated pipe butt joint comprises a butt joint assembly and a limiting toothed ring, wherein the limiting toothed ring is fixedly connected to the surface of the butt joint assembly.
Preferably, the joint assembly includes:
the pipe joint is connected with the corrugated pipe;
the leveling block is fixedly connected to the surface of the pipe joint;
the limiting clamping block is fixedly connected to the right side of the leveling block.
Preferably, the limiting assembly includes:
the lantern ring is connected with the leveling block through a connecting ring;
the movable groove is formed in the inner wall of the lantern ring;
the surface of the movable toothed ring is fixedly connected with a movable block at a position corresponding to the movable groove;
the right-angle connecting rod is fixedly connected to the left side of the movable toothed ring;
the through groove is formed in the surface of the lantern ring, and the right-angle connecting rod can move in the through groove;
the inner wall of the movable sleeve is fixedly connected with the right-angle connecting rod;
the installation block is fixedly connected to the surface of the lantern ring and is connected with the movable sleeve through a reset spring.
Preferably, the abutment assembly comprises:
the inner diameter of the pipe butt joint is the same as the outer diameter of the pipe joint;
and the limiting groove is formed in the right side of the pipe butt joint.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the mutual matching of the joint component, the limiting component and the abutting component with the limiting toothed ring, the abutting structure for detecting the air tightness of the corrugated pipe is realized, the pipe joint is inserted into the pipe abutting joint, the limiting clamping block is aligned to the limiting groove and is inserted into the limiting groove, the pipe joint is rotated to prevent the limiting clamping block from being separated from the limiting groove, meanwhile, the movable toothed ring is clamped into the limiting toothed ring under the action of the resilience force of the reset spring, the limiting clamping block is prevented from being rotated to be separated from the limiting groove in the long-term use process, the stability of connection is improved, meanwhile, the traditional connector is abandoned to be connected with modes such as welding, the connection mode is convenient, the operation is simple, and the effect is obvious.
2. The utility model is convenient for leveling the butt joint of the pipe by arranging the leveling block, improves the structural strength during connection, is convenient for automatically limiting the movable toothed ring by arranging the reset spring, and improves the convenience of connection.
Drawings
FIG. 1 is a cross-sectional view of a front view of the present utility model;
FIG. 2 is a schematic view of the right side view of the joint assembly and the spacing assembly of the present utility model;
fig. 3 is a schematic structural view of the abutment assembly and the limiting ring gear of the present utility model in a left side view.
In the figure: 1 joint component, 101 pipe joint, 102 leveling block, 103 spacing fixture block, 2 spacing component, 201 lantern ring, 202 go-between, 203 movable groove, 204 movable toothed ring, 205 movable block, 206 right angle connecting rod, 207 through groove, 208 movable sleeve, 209 installation block, 210 reset spring, 3 pair joint component, 301 pipe butt joint, 302 spacing groove, 4 spacing toothed ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a butt joint structure for detecting air tightness of corrugated pipe, a corrugated pipe joint and a corrugated pipe butt joint,
the bellows joint includes joint component 1 and spacing subassembly 2, and spacing subassembly 2 fixed connection is at the surface of joint component 1, and joint component 1 includes:
the pipe joint 101 is connected to a bellows.
The leveling block 102, the leveling block 102 is fixedly connected to the surface of the pipe joint 101, so that leveling with the pipe butt joint 301 is facilitated, and the structural strength during connection is improved.
The limiting clamping block 103, and the limiting clamping block 103 is fixedly connected to the right side of the leveling block 102.
The spacing assembly 2 includes:
the lantern ring 201, the lantern ring 201 is connected with the leveling block 102 through the connecting ring 202.
The movable groove 203, the movable groove 203 is opened on the inner wall of the collar 201.
The movable toothed ring 204, and a movable block 205 is fixedly connected to the surface of the movable toothed ring 204 corresponding to the position of the movable groove 203.
Right angle connecting rod 206, right angle connecting rod 206 is fixedly connected to the left side of movable ring gear 204.
The through groove 207, the through groove 207 is arranged on the surface of the lantern ring 201, and the right-angle connecting rod 206 can move in the through groove 207.
The movable sleeve 208, the inner wall of the movable sleeve 208 is fixedly connected with the right-angle connecting rod 206.
The installation piece 209, installation piece 209 fixed connection is connected through reset spring 210 on the surface of lantern ring 201 between installation piece 209 and the movable sleeve 208, be convenient for carry out automatic spacing with movable ring gear 204, the convenience of connection has been promoted, spacing ring gear 4 is gone into with movable ring gear 204 card under reset spring 210's resilience effect, avoid deviating from in spacing groove 302 in the gyration of spacing fixture block 103 in the long-term use, the stability of connection has been promoted, traditional connector is abandoned simultaneously and mode such as welding is connected, the connected mode is convenient, easy operation, the effect is showing.
Bellows abutment includes abutment subassembly 3 and spacing ring gear 4, and spacing ring gear 4 fixed connection is at the surface of abutment subassembly 3, and abutment subassembly 3 includes:
the pipe nipple 301, the inside diameter of the pipe nipple 301 is the same size as the outside diameter of the pipe joint 101.
The limiting groove 302 is formed in the right side of the pipe butt joint 301, the pipe joint 101 is inserted into the pipe butt joint 301, the limiting clamping block 103 is aligned with the limiting groove 302 and is inserted into the limiting groove 302, and the pipe joint 101 is rotated to prevent the limiting clamping block 103 from being separated from the limiting groove 302.
When the movable sleeve 208 is pulled leftwards in use, the pipe joint 101 is inserted into the pipe butt joint 301, the limiting clamping block 103 is aligned with the limiting groove 302 and is inserted into the limiting groove 302, the pipe joint 101 is rotated to prevent the limiting clamping block 103 from being separated from the limiting groove 302, the hand is loosened, the movable toothed ring 204 is clamped into the limiting toothed ring 4 under the action of the resilience force of the return spring 210, and the limiting clamping block 103 is prevented from being separated from the limiting groove 302 in a rotating manner in the long-term use process.
To sum up: this bellows gas tightness detects with butt joint structure through the mutually supporting of joint subassembly 1, spacing subassembly 2, butt joint subassembly 3 and spacing ring gear 4, has solved the problem that proposes among the background art.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a bellows gas tightness detects with butt joint structure, bellows coupling and bellows butt joint, its characterized in that:
the corrugated pipe joint comprises a joint assembly (1) and a limiting assembly (2), wherein the limiting assembly (2) is fixedly connected to the surface of the joint assembly (1);
the corrugated pipe butt joint comprises a butt joint component (3) and a limiting toothed ring (4), wherein the limiting toothed ring (4) is fixedly connected to the surface of the butt joint component (3).
2. The butt joint structure for bellows air tightness detection according to claim 1, wherein: the joint assembly (1) comprises:
the pipe joint (101) is connected with the corrugated pipe;
the leveling block (102), the leveling block (102) is fixedly connected to the surface of the pipe joint (101);
the limiting clamping block (103), the limiting clamping block (103) is fixedly connected to the right side of the leveling block (102).
3. The butt joint structure for bellows air tightness detection according to claim 2, wherein: the limit assembly (2) comprises:
the collar (201) is connected with the leveling block (102) through a connecting ring (202);
the movable groove (203) is formed in the inner wall of the lantern ring (201);
the movable toothed ring (204), wherein a movable block (205) is fixedly connected to the surface of the movable toothed ring (204) corresponding to the position of the movable groove (203);
the right-angle connecting rod (206), the right-angle connecting rod (206) is fixedly connected to the left side of the movable toothed ring (204);
the through groove (207) is formed in the surface of the lantern ring (201), and the right-angle connecting rod (206) can move in the through groove (207);
the inner wall of the movable sleeve (208) is fixedly connected with the right-angle connecting rod (206);
the mounting block (209), the surface at the lantern ring (201) is connected to mounting block (209), be connected through reset spring (210) between mounting block (209) and the movable sleeve (208).
4. A bellows air tightness detection abutment structure according to claim 3, wherein: the abutment assembly (3) comprises:
a pipe butt joint (301), wherein the inner diameter of the pipe butt joint (301) is the same as the outer diameter of the pipe joint (101);
the limiting groove (302), limiting groove (302) is offered in the right side of pipe butt joint (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321543566.XU CN220016423U (en) | 2023-06-16 | 2023-06-16 | Butt joint structure for bellows air tightness detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321543566.XU CN220016423U (en) | 2023-06-16 | 2023-06-16 | Butt joint structure for bellows air tightness detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220016423U true CN220016423U (en) | 2023-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321543566.XU Active CN220016423U (en) | 2023-06-16 | 2023-06-16 | Butt joint structure for bellows air tightness detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220016423U (en) |
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2023
- 2023-06-16 CN CN202321543566.XU patent/CN220016423U/en active Active
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