CN211423467U - Wing formula check valve and air conditioner machine case - Google Patents

Wing formula check valve and air conditioner machine case Download PDF

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Publication number
CN211423467U
CN211423467U CN201820743923.XU CN201820743923U CN211423467U CN 211423467 U CN211423467 U CN 211423467U CN 201820743923 U CN201820743923 U CN 201820743923U CN 211423467 U CN211423467 U CN 211423467U
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CN
China
Prior art keywords
valve
check valve
wing
valve blade
elastomer
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201820743923.XU
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Chinese (zh)
Inventor
陈春雨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Kinfit Air Conditioning Co ltd
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Dongguan Kinfit Air Conditioning Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by Dongguan Kinfit Air Conditioning Co ltd filed Critical Dongguan Kinfit Air Conditioning Co ltd
Priority to CN201820743923.XU priority Critical patent/CN211423467U/en
Application granted granted Critical
Publication of CN211423467U publication Critical patent/CN211423467U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a wing formula check valve, including a plurality of valve blades, the valve blade is equipped with the mounting groove that is used for installing the pivot, both sides are equipped with the seal groove respectively about the valve blade, the seal groove is built-in to be equipped with the elastomer, when closing, the elastomer of both sides is respectively with adjacent valve blade butt about the valve blade, both sides all are equipped with the elastomer about this wing formula check valve, when closing, fold between valve blade and the valve blade, the elastomer of adjacent valve blade butt respectively on adjacent valve blade, compare the structure that adopts an elastic component to seal, the elastomer of valve blade downside and adjacent valve blade surface butt, the elastomer of this adjacent valve blade upside and this valve blade surface butt, thereby form double seal structure, sealing performance is better, be difficult for producing the air leakage or reveal the phenomenon; the utility model provides an air conditioner case, includes quick-witted case body, and quick-witted case body inside wall is equipped with valve leaf complex pivot and have the wing formula check valve of above-mentioned structure, this air conditioner case has that sealing performance is good, the advantage of not revealing.

Description

Wing formula check valve and air conditioner machine case
Technical Field
The utility model relates to a central air conditioning clean system technical field especially relates to a wing formula check valve and air conditioner case.
Background
The check valve is a common control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing reverse flow, overflowing and pressure relief and the like, the existing central air conditioner case is generally provided with the check valve for preventing airflow from flowing backwards after a fan stops rotating, the check valve is usually rotatably arranged in the air conditioner case, the valve is closed by the self weight of the valve leaf, when the valve is closed, the valve leaf and the valve leaf are sealed by the overlapped part, but the valve leaf and the valve leaf are not well overlapped, so that serious air leakage is easily caused, the sealing performance is poor, when the valve is opened, because the opening angles between the adjacent valve leaves are inconsistent, the air passing is uneven, and larger noise is easily generated.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a wing formula check valve and air conditioner case, it is not good and easily arouse serious hourglass wind to fold mutually between valve leaf and the valve leaf among the solution prior art, and has the relatively poor technical problem of sealing performance.
In order to solve the above-mentioned purpose, the utility model adopts the following technical scheme.
The wing type check valve comprises a plurality of valve blades, wherein the valve blades are provided with mounting grooves for mounting rotating shafts, sealing grooves are respectively formed in the upper side and the lower side of each valve blade, elastic bodies are arranged in the sealing grooves, and when the valve blades are closed, the elastic bodies on the upper side and the lower side of each valve blade are respectively abutted to adjacent valve blades.
Preferably, the valve further comprises a positioning connecting rod, and the positioning connecting rod is connected with the plurality of valve leaves.
Preferably, the valve further comprises a connecting piece, one end of the connecting piece is fixedly connected with the valve leaf in a sealing mode, and the other end of the connecting piece is hinged to the positioning connecting rod.
Preferably, the sealing groove on the upper side of the valve leaf is a first sealing groove, the sealing groove on the lower side of the valve leaf is a second sealing groove, the upper side of the valve leaf is inwards sunken to form the first sealing groove, the lower side of the valve leaf outwards extends to form two connecting blocks, and the second sealing groove is formed between the two connecting blocks.
Preferably, the longitudinal section of the valve blade is in a wing-shaped structure.
Preferably, the horizontal line passing through the center of the mounting groove is taken as a reference line, the diameter of the longitudinal section of the valve leaf is gradually reduced from the reference line to the upper part, and the diameter of the longitudinal section of the valve leaf is gradually reduced from the reference line to the lower part.
Preferably, the elastomer is provided as a sealing bead.
An air conditioner case comprises a case body, wherein a rotating shaft matched with a valve vane is arranged on the inner side wall of the case body, and the air conditioner case further comprises an airfoil type check valve with any one of the rotating shafts and the valve vane.
Preferably, the left side and the right side in the case body are respectively provided with a blocking block, and when the case body is closed, the blocking blocks are abutted against the side edges of the valve blades to form a closed structure.
The utility model has the advantages as follows:
by adopting the technical scheme, the elastic bodies are arranged on the upper side and the lower side of the wing type check valve, when the wing type check valve is closed, the valve leaves are overlapped with the valve leaves, the elastic bodies of the valve leaves are respectively abutted against the adjacent valve leaves, compared with a structure adopting an elastic part for sealing, the elastic body on the lower side of the valve leaf is abutted against the surface of the adjacent valve leaf below, and the elastic body on the upper side of the adjacent valve leaf is abutted against the surface of the valve leaf, so that a double-sealing structure is formed, the sealing performance is better, and the phenomenon of air leakage or leakage is not easy to; the air conditioner case has the advantages of good sealing performance and no leakage.
Drawings
Fig. 1 is a schematic diagram of a right-side view structure of the wing check valve of the present invention;
fig. 2 is a schematic diagram of a right-side view structure of a valve vane of the wing check valve of the present invention;
fig. 3 is a schematic perspective view of an air conditioner case of the present invention;
fig. 4 is a schematic diagram of a right-side view structure of the air conditioner case of the present invention.
Description of reference numerals: 1. the valve comprises a valve leaf, 11 mounting grooves, 12 sealing grooves, 121, a first sealing groove, 122, a second sealing groove, 123, a connecting block, 2, a positioning connecting rod, 3, a connecting piece, 4, a case body, 41, a rotating shaft and 42, a blocking block.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Figures 1 and 2 show the wing check valve of the present invention.
A wing type check valve comprises a plurality of valve blades 1, wherein each valve blade 1 is provided with a mounting groove 11 for mounting a rotating shaft, the upper side and the lower side of each valve blade 1 are respectively provided with a sealing groove 12, an elastic body (not shown) is arranged in each sealing groove 12, and when the valve is closed, the elastic bodies on the upper side and the lower side of each valve blade 1 are respectively abutted to the adjacent valve blades 1.
Adopt above-mentioned technical scheme, both sides all are equipped with the elastomer about the wing formula check valve of this embodiment, when closing, fold mutually between valve leaf 1 and the valve leaf 1, the elastomer of adjacent valve leaf 1 butt respectively on the adjacent valve leaf 1 in below, compare and adopt an elastic component to carry out sealed structure, the elastomer of valve leaf 1 downside and the 1 surperficial butt of adjacent valve leaf, the elastomer of this 1 upside of adjacent valve leaf and the 1 surperficial butt of this valve leaf, thereby form double seal, sealing performance is better, the difficult phenomenon of leaking out or revealing that produces.
Fig. 2 shows, the wing formula check valve of this embodiment still includes positioning connecting rod 2 and connecting piece 3, 3 one end of connecting piece and the sealed fixed connection of valve leaf 1, the 3 other ends of connecting piece are articulated with positioning connecting rod 2, positioning connecting rod 2 links to each other with a plurality of valve leaves 1 from this, so, multi-disc valve leaf 1 scurries through positioning connecting rod 2 and links to each other, when opening, positioning connecting rod 2 upwards interlock, make the angle that every valve leaf 1 opened unanimous, produce the noise between the valve leaf 1 when avoiding crossing wind inhomogeneous, and simultaneously, positioning connecting rod 2 can play limiting displacement, when upwards interlocking, positioning connecting rod 2 withstands quick-witted roof portion, effectively avoid valve leaf 1 upset, improve stability in use.
Fig. 1 shows that, the sealing groove 12 on the upper side of the valve vane 1 of the wing check valve of this embodiment is a first sealing groove 121, the sealing groove 12 on the lower side of the valve vane 1 is a second sealing groove 122, the upper side of the valve vane 1 is recessed inwards to form the first sealing groove 121, two connecting blocks 123 extend outwards from the lower side of the valve vane 1, the second sealing groove 122 is formed between the two connecting blocks 123, the longitudinal section of the valve vane 1 is a wing-shaped structure, and fig. 2 shows that the wing-shaped structure specifically is: with the water flat line that passes the mounting groove 11 center as the reference line, the diameter reduces gradually from the reference line up of the longitudinal section of valve leaf 1, and the diameter reduces gradually from the reference line down of the longitudinal section of valve leaf 1, so, valve leaf 1 can close through self weight, and ventilation resistance when simultaneously the wing section design's valve leaf 1 can reduce and open.
The elastomer of the wing formula check valve of this embodiment sets up to sealed soft adhesive tape, does benefit to and improves sealed effect.
Fig. 3 and 4 show the air conditioner case of the present invention.
The utility model provides an air conditioner case, includes quick- witted case body 4, 4 inside walls of quick-witted case body be equipped with be used for with valve leaf 1 complex pivot 41, still including the wing formula check valve that has above-mentioned structure, the left and right sides is equipped with respectively in the quick-witted case body 4 and blocks piece 42, and when closing, blocks piece 42 and valve leaf 1 side butt and forms closed structure, and when closing, sealing performance is excellent, does not have the leakage.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (9)

1. The wing type check valve comprises a plurality of valve blades, wherein the valve blades are provided with mounting grooves for mounting rotating shafts, and the wing type check valve is characterized in that sealing grooves are formed in the upper side and the lower side of each valve blade respectively, elastic bodies are arranged in the sealing grooves, and when the wing type check valve is closed, the elastic bodies on the upper side and the lower side of each valve blade are abutted to adjacent valve blades respectively.
2. The wing check valve of claim 1, further comprising a positioning link, the positioning link being connected to the plurality of vanes.
3. The wing check valve of claim 2, further comprising a connecting member, wherein one end of the connecting member is fixedly connected with the valve leaf in a sealing manner, and the other end of the connecting member is hinged with the positioning connecting rod.
4. The wing check valve of claim 1, wherein the sealing groove on the upper side of the vane is a first sealing groove, the sealing groove on the lower side of the vane is a second sealing groove, the upper side of the vane is recessed inward to form the first sealing groove, the lower side of the vane is extended outward to form two connecting blocks, and the second sealing groove is formed between the two connecting blocks.
5. The wing check valve of claim 1, wherein the longitudinal section of the valve flap is of a wing type structure.
6. The wing type check valve of claim 5, wherein the longitudinal section of the vane is gradually reduced in diameter from the reference line upward and downward, with the horizontal line passing through the center of the mounting groove as the reference line.
7. The wing check valve of claim 1, wherein the elastomer is provided as a bead of sealant.
8. An air conditioner case, comprising a case body, wherein a rotating shaft matched with a valve blade is arranged on the inner side wall of the case body, and the air conditioner case is characterized by further comprising an airfoil type check valve according to any one of claims 1 to 7.
9. The cabinet according to claim 8, wherein the left and right sides of the cabinet body are respectively provided with a stopper, and when the cabinet body is closed, the stoppers are abutted against the side edges of the valve blades to form a closed structure.
CN201820743923.XU 2018-05-17 2018-05-17 Wing formula check valve and air conditioner machine case Expired - Fee Related CN211423467U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820743923.XU CN211423467U (en) 2018-05-17 2018-05-17 Wing formula check valve and air conditioner machine case

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820743923.XU CN211423467U (en) 2018-05-17 2018-05-17 Wing formula check valve and air conditioner machine case

Publications (1)

Publication Number Publication Date
CN211423467U true CN211423467U (en) 2020-09-04

Family

ID=72245344

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820743923.XU Expired - Fee Related CN211423467U (en) 2018-05-17 2018-05-17 Wing formula check valve and air conditioner machine case

Country Status (1)

Country Link
CN (1) CN211423467U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200904

CF01 Termination of patent right due to non-payment of annual fee