CN221097818U - Spring mechanism for sealing air duct and air duct structure comprising spring mechanism - Google Patents
Spring mechanism for sealing air duct and air duct structure comprising spring mechanism Download PDFInfo
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- CN221097818U CN221097818U CN202322780090.8U CN202322780090U CN221097818U CN 221097818 U CN221097818 U CN 221097818U CN 202322780090 U CN202322780090 U CN 202322780090U CN 221097818 U CN221097818 U CN 221097818U
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- air duct
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- spring mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 43
- 238000007789 sealing Methods 0.000 title claims abstract description 35
- 238000005187 foaming Methods 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model discloses a spring mechanism for air duct sealing and an air duct structure with the spring mechanism, and belongs to the technical field of air duct sealing. The novel air guide device comprises an air guide cover base body, a spring and a movable flange, wherein a guide plate is sleeved on the air guide cover base body, a guide column is mounted on the movable flange, the guide column is fixed on the guide plate through a nut, the guide column is further sleeved with the spring, two ends of the spring are respectively contacted with the guide column and the guide plate, a slot is further formed in one end part of the air guide cover base body, one end of the movable flange is fixed in the slot, and a foaming sealing gasket is mounted in the slot. The utility model has no bolt and screw, and only needs a spring mechanism to seal the two air channels; in the utility model, the distance tolerance between two adjacent air channels is counteracted by the elastic mechanism, and secondly, the movable flanges of the two air channels are increased, so that the front-back and longitudinal matching tolerance of the two air channels is counteracted; if the air duct pipelines are more, the air duct pipelines are arranged in a stacked mode, and the elastic mechanism plays an important role.
Description
Technical Field
The utility model relates to a spring mechanism for air duct sealing and an air duct structure with the spring mechanism, and belongs to the technical field of air duct sealing.
Background
At present, the air duct sealing structure consists of a first flange, a second flange, a sealing strip and bolts, and also comprises a clamping structure which consists of a clamping plate, a clamping block, an inserting block and a spring.
The air duct is widely used in a sectional type: and the first air channel is used as a reference, the second air channel is connected by using a sealing connection structure, the mode is repeated at the rear section, and the tail section is connected with the air inlet.
At present, bolt-free sealing between air ducts in the industry is realized by means of buckle connection (as shown in figures 1 and 2), one side of a first section of air duct is fixed with an insert, one side of the insert is provided with a clamping groove, one side of a second section of air duct is fixed with a spring, and a clamping plate is fixed at one end of the spring; when the clamping plate moves to be in contact with the insertion block, the clamping plate is pushed to move to one side of the spring, and when the clamping plate moves to the clamping groove position, the clamping groove is clamped with the clamping plate under the action of the pushing force of the spring, and then the clamping groove is reinforced by screwing the screw rod.
In the clamping mode, the shapes of the inserting block and the clamping groove are complex, the matching precision requirement of the inserting block and the clamping groove is high, the processing and manufacturing requirements are high, and the manufacturing cost is increased; finally, the sealing effect is enhanced by reinforcing and fixing the screw, but the screw occupies the space in the vertical direction of the air duct, and the screw cannot be screwed manually in a place with smaller space.
For this reason, in view of the above, it is necessary to design a spring mechanism for duct sealing to solve the above-described problems.
Disclosure of utility model
The utility model aims at the technical problems mentioned in the background art, and is realized by adopting the following technical scheme:
The utility model provides a spring mechanism for wind channel is sealed, includes wind scooper base member, spring, flange, the guide piece has been cup jointed on the wind scooper base member, install the guide post on the flange that moves about, the guide post passes through the nut to be fixed on the guide piece, still cup jointed the spring on the guide post, just the both ends of spring contact with guide post and guide piece respectively, the slot has still been seted up to the one end tip of wind scooper base member, the one end of flange that moves about is fixed in the slot, install the foaming sealing pad in the slot for the gap between sealed flange one end tip and the slot.
As a preferred example, the wind scooper base body comprises a fixed plate and a fixed frame, one end of the fixed frame is fixed with the fixed plate, a through hole is formed in the fixed plate, and the through hole is communicated with a channel on the fixed frame; the guide piece is fixedly sleeved on the side wall of one end of the fixed frame.
As a preferable example, the fixing frame, the fixing plate and the guide piece are integrally formed.
As a preferred example, the fixing frame has a length and a width smaller than those of the fixing plate, and the guide piece has a length and a width smaller than those of the fixing plate.
As a preferable example, the fixing plate is provided with a mounting hole for connecting the air duct through a bolt, and one end part of the movable flange is provided with a foaming sealing pad for connecting with another air duct through the foaming sealing pad.
An air duct structure comprises a plurality of air ducts and a plurality of spring mechanisms, wherein the air ducts are respectively communicated end to end through the spring mechanisms.
The air duct structure comprises a main air duct and a plurality of branch air ducts, wherein one end of each branch air duct is communicated with the main air duct through the spring mechanism, namely, a plurality of branch air ducts are stacked relative to the main air duct.
The beneficial effects of the utility model are as follows: compared with the prior art, the utility model has no bolts or screws, is pre-assembled on one air duct, and can seal two air ducts only by enabling the spring mechanism to have certain compression force when the other air duct is matched with the air duct;
The spring mechanism is sealed, the requirements on machining precision of the air duct in several directions are low, the manufacturing cost is low, and the manufacturing speed is high;
In the utility model, the distance tolerance between two adjacent air channels is counteracted by the elastic mechanism, and secondly, the movable flanges of the two air channels are increased, so that the front-back and longitudinal matching tolerance of the two air channels is counteracted, and the reason is that: because the spring mechanism is not fastened with the other air duct by bolts, the spring mechanism is only contacted with the other air duct by the foaming sealing gasket, and if the matching surface of the other air duct is larger, the surface of the movable flange of the spring mechanism is matched with the other air duct, and the surface of the movable flange of the spring mechanism can deviate a little from top to bottom to left to right;
if the air duct pipelines are more, the air duct pipelines are arranged in a stacked mode, the matching difficulty is further increased, and the elastic mechanism plays an important role for the arrangement.
Drawings
FIG. 1 is a schematic diagram of a prior art structure;
FIG. 2 is a schematic diagram of the portion A in FIG. 1;
FIG. 3 is a schematic view of a structure of a base of a wind scooper according to the present utility model;
FIG. 4 is a schematic view of a spring mechanism according to the present utility model;
FIG. 5 is an exploded view of the spring mechanism of the present utility model;
FIG. 6 is a schematic view of the structure of the third embodiment of the present utility model;
In the figure: a wind scooper base 1; a fixing plate 11; a fixed frame 12; a guide piece 13; a nut 2; a foaming gasket 3; a coil spring 4; a movable flange 5; a slot 6; and a mounting hole 7.
Detailed Description
The utility model will be further described with reference to specific drawings and examples in order to provide a better understanding of the technical means, the creation characteristics, the achievement of the objects and the effects of the utility model.
Example 1
As shown in fig. 3-5, a spring mechanism for sealing an air duct comprises an air guide cover base body 1, a spring 4 and a movable flange 5, wherein the air guide cover base body 1 comprises a fixed plate 11 and a fixed frame 12, one end of the fixed frame 12 is fixed with the fixed plate 11, a through hole is formed in the fixed plate 11, and the through hole is communicated with a channel on the fixed frame 12; the guide piece 13 is fixedly sleeved on one end side wall of the fixed frame 12, the fixed plate 11 and the guide piece 13 are integrally formed, the length and the width of the fixed frame 12 are smaller than those of the fixed plate 11, and the length and the width of the guide piece 13 are smaller than those of the fixed plate 11;
Install the guide post on the movable flange 5, the guide post passes through the nut to be fixed on guide piece 13 (specifically offered the guiding hole on the guide piece, the quantity of guiding hole is the same with the quantity of guide post) still cup jointed spring 4 on the guide post, and the both ends of spring 4 contact with guide post and guide piece 13 respectively, slot 6 has still been offered to the one end tip of wind scooper base member 2, the one end of movable flange 5 is fixed in slot 6, install the foaming sealing pad 3 in the slot 6 for seal the gap between the one end tip of movable flange 5 and the slot 6.
The fixed plate 11 is provided with a mounting hole 7 for connecting an air duct through a bolt, and one end part of the movable flange 5 is provided with a foaming sealing pad 3 for connecting with another air duct through the foaming sealing pad 3.
In addition, the foaming sealing pad 3 and the movable flange 5 are provided with channels, and after the spring mechanism is completely assembled, the through holes on the fixed plate 11, the channels on the fixed frame 12, the channels on the foaming sealing pad 3, the channels on the movable flange 5 and the channels on the two air channels connected with the two channels are communicated, so that air intake or exhaust is facilitated.
Working principle: when in assembly, firstly, the foaming sealing gasket 3 is plugged into the slot 6 of the wind scooper base body 1, then the guide post on the movable flange 5 is inserted into the guide hole of the wind scooper base body 1, the back is screwed on the guide post by a nut (such as a hexagonal nut) for limiting, and the foaming sealing gasket 3 is attached to the movable flange; when the mechanism is used, the mechanism is assembled independently;
And then the wind scooper base body 1 (mainly the fixed plate 11) is connected with the first wind channel through the mounting hole (mainly the waist hole) by bolts, and the surface on the second wind channel is only required to be attached and pressed with the movable flange 5, so that the sealing effect can be obtained.
Example two
The air duct structure comprises a plurality of air ducts and a plurality of spring mechanisms, wherein each two air ducts are connected through one spring mechanism, and two ends of each air duct are respectively connected with two spring mechanisms (the drawings of the embodiment are not shown, but can be summarized in fig. 1, namely, the snap connection in fig. 1 is replaced by the spring mechanism in the utility model).
Example III
As shown in FIG. 6, an air duct structure comprises a main air duct and a plurality of branch air ducts, wherein one end of each branch air duct is communicated with a total air duct through the spring mechanism, i.e. a plurality of branch air ducts are stacked relative to the main air duct.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be appreciated by persons skilled in the art that the present utility model is not limited to the embodiments described above, but is capable of numerous variations and modifications without departing from the spirit and scope of the utility model as hereinafter claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A spring mechanism for air duct sealing, characterized in that: the novel air guide device comprises an air guide cover base body, a spring and a movable flange, wherein a guide plate is sleeved on the air guide cover base body, a guide column is mounted on the movable flange, the guide column is fixed on the guide plate through a nut, the guide column is further sleeved with the spring, two ends of the spring are respectively in contact with the guide column and the guide plate, a slot is further formed in one end portion of the air guide cover base body, one end of the movable flange is fixed in the slot, and a foaming sealing pad is mounted in the slot and used for sealing a gap between one end portion of the movable flange and the slot.
2. A spring mechanism for air duct sealing according to claim 1, wherein:
The wind scooper comprises a wind scooper body and a wind scooper body, wherein one end of the wind scooper body is fixed with the wind scooper body, the wind scooper body is provided with a through hole, and the through hole is communicated with a channel on the wind scooper body; the guide piece is fixedly sleeved on the side wall of one end of the fixed frame.
3. A spring mechanism for air duct sealing according to claim 2, wherein: the fixing frame, the fixing plate and the guide piece are integrally formed.
4. A spring mechanism for air duct sealing according to claim 2, wherein: the length and the width of the fixed frame are smaller than those of the fixed plate, and the length and the width of the guide sheet are smaller than those of the fixed plate.
5. A spring mechanism for air duct sealing according to claim 2, wherein: the fixed plate is provided with a mounting hole for connecting the air duct through a bolt, and one end part of the movable flange is provided with a foaming sealing pad for connecting with the other air duct through the foaming sealing pad.
6. An air duct structure, characterized in that: comprising a plurality of air channels and a plurality of spring mechanisms according to any one of claims 1-5, wherein the air channels are respectively communicated end to end through the plurality of spring mechanisms according to any one of claims 1-5.
7. An air duct structure, characterized in that: comprising a main air duct and a plurality of branch air ducts, one end of each of the branch air ducts being in communication with the main air duct via a spring mechanism as claimed in any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322780090.8U CN221097818U (en) | 2023-10-17 | 2023-10-17 | Spring mechanism for sealing air duct and air duct structure comprising spring mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322780090.8U CN221097818U (en) | 2023-10-17 | 2023-10-17 | Spring mechanism for sealing air duct and air duct structure comprising spring mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221097818U true CN221097818U (en) | 2024-06-07 |
Family
ID=91306571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322780090.8U Active CN221097818U (en) | 2023-10-17 | 2023-10-17 | Spring mechanism for sealing air duct and air duct structure comprising spring mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221097818U (en) |
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2023
- 2023-10-17 CN CN202322780090.8U patent/CN221097818U/en active Active
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