CN214367969U - Check valve with protective sleeve structure - Google Patents
Check valve with protective sleeve structure Download PDFInfo
- Publication number
- CN214367969U CN214367969U CN202120490697.0U CN202120490697U CN214367969U CN 214367969 U CN214367969 U CN 214367969U CN 202120490697 U CN202120490697 U CN 202120490697U CN 214367969 U CN214367969 U CN 214367969U
- Authority
- CN
- China
- Prior art keywords
- valve core
- valve
- pipe body
- protective sleeve
- groove
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Check Valves (AREA)
Abstract
The utility model discloses a check valve with a protective sleeve structure, which comprises a valve body, a valve core arranged on the valve body, an outer pipe body and a pipe body buckle; the valve core protection sleeve is characterized in that the valve core protection sleeve is installed on the valve core. The utility model discloses simple structure, simple to operate can play the effect of protection to the case, extension case life.
Description
Technical Field
The utility model relates to a check valve technical field specifically indicates a check valve with protective sheath structure.
Background
The check valve is a valve for preventing a medium from flowing backwards, and is generally used for connection of pipelines. To this end, a non-return valve with a protective jacket structure is proposed.
Disclosure of Invention
The utility model aims at solving the prior art, install the case in the check valve and should long-time use, receive the impact of medium to the support frame on the case is easy to be split, and the case that needs to be renewed again uses, has reduced the life scheduling problem of case and has proposed a check valve with protective sheath structure.
In order to achieve the above purpose, the utility model provides a following technical scheme: a check valve with a protective sleeve structure comprises a valve body, a valve core arranged on the valve body, an outer pipe body and a pipe body fastener; the valve core protection sleeve is characterized in that the valve core protection sleeve is installed on the valve core.
Preferably, a valve core bracket is arranged on the valve core; the valve core bracket is provided with a plurality of bracket rods; the valve core protective sleeve is internally provided with a mounting groove and a mounting limit boss which are matched with the support rod; a plurality of guide inclined planes are arranged on the mounting groove; and a limiting step matched with the valve core protective sleeve is arranged in the valve body.
Preferably, a spring is arranged between the valve core and the valve core bracket; the valve core is also provided with a valve core sealing groove; and a valve core sealing ring is arranged in the valve core sealing groove.
Preferably, the valve body is also provided with an outer pipe body mounting groove and a mounting step; a plurality of sealing rings are arranged on the mounting step and between the valve core protective sleeve and the pipe body buckle; and the outer pipe body is provided with an outer pipe body limiting boss matched with the outer pipe body mounting groove and a pipe body buckle limiting boss.
Preferably, the pipe body buckle is provided with a pipe body limiting groove and a metal card, wherein the pipe body limiting groove and the metal card are matched with the pipe body buckle limiting boss.
The utility model has the advantages that: the check valve is simple in structure and convenient to install, can protect the valve core, and prolongs the service life of the valve core.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a half sectional view of the present invention.
Fig. 3 is a schematic structural diagram of the valve core protective sleeve of the present invention.
Illustration of the drawings: 1, a valve body; 101, limiting steps; 102 outer body mounting grooves; 103, mounting a step; 2, a valve core; 201 a spool support; 202 a support rod; 203 a spring; 204 spool seal groove; 205 a spool seal ring; 3 an outer tube body; 301 limiting boss of outer tube body; 302 pipe body clamping and limiting boss; 4, buckling a pipe body; 401, limiting a groove of a pipe body; 402 a metal card; 5, a valve core protective sleeve; 501, installing a groove; 502, mounting a limit boss; 503 a guide ramp; 6, sealing rings.
Detailed Description
The check valve with a protective cover structure according to the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-2, in the present embodiment, a check valve with a protection sleeve structure includes a valve body 1, a valve core 2 installed on the valve body 1, an outer tube 3, and a tube buckle 4; the valve core protection device is characterized in that a valve core protection sleeve 5 is arranged on the valve core 2; through the setting of case protective sheath 5 on case 2, case protective sheath 5 can protect case 2, prevents that case support 201 on the case 2 from splitting to can prolong the life of case 2.
Referring to fig. 2-3, a valve core support 201 is arranged on the valve core 2; a plurality of support rods 202 are arranged on the valve core support 201; an installation groove 501 and an installation limiting boss 502 which are matched with the support rod 202 are arranged in the valve core protective sleeve 5; a plurality of guide inclined planes 503 are arranged on the mounting groove 501; a limiting step 101 matched with the valve core protective sleeve 1 is arranged in the valve body 1; through the arrangement of the installation groove 501 and the installation limiting boss 502 in the valve core protective sleeve 5, the valve core support 201 is matched with the installation groove 501 through the support rod 202, the limitation is carried out through the installation limiting boss 502, and the valve core support 201 is installed on the valve core protective sleeve 5, so that the installation of the valve core support 201 is facilitated; through the arrangement of the guide inclined surface 503 on the installation groove 501, the guide inclined surface 503 can play a role of guiding when the valve core support 201 is installed, thereby facilitating the installation of the valve core support 201.
Referring to fig. 2, a spring 203 is installed between the valve core 2 and the valve core support 201; a valve core sealing groove 204 is also arranged on the valve core 2; a valve core sealing ring 205 is arranged in the valve core sealing groove 204; an outer pipe body mounting groove 102 and a mounting step 103 are further formed in the valve body 1; a plurality of sealing rings 6 are arranged on the mounting step 103 and between the valve core protective sleeve 5 and the pipe body buckle 4; the outer pipe body 3 is provided with an outer pipe body limiting boss 301 and a pipe body buckle limiting boss 302 which are matched with the outer pipe body mounting groove 102; the pipe body buckle 4 is provided with a pipe body limiting groove 401 and a metal card 402 which are matched with the pipe body buckle limiting boss 302; through the arrangement of the valve core sealing groove 204 on the valve core 2, the valve core sealing ring 205 is arranged in the valve core sealing groove 204, so that the sealing property of the valve core 2 in the valve body 1 can be improved, and the medium can be effectively prevented from flowing backwards; through the arrangement of the outer pipe body mounting groove 102 on the valve body 1, the outer pipe body 3 is matched with the outer pipe body mounting groove 102 through the outer pipe body limiting boss 301, and the outer pipe body 3 is mounted on the valve body 1, so that the outer pipe body 3 is convenient to mount; through the arrangement of the pipe body buckle limiting boss 302 on the outer pipe body 3, the pipe body buckle 4 is matched with the pipe body buckle limiting boss 302 through the pipe body limiting groove 401 to install the pipe body buckle 4 in the valve body 1, so that the installation of the pipe body buckle 4 is facilitated; through the arrangement of the metal card 402 on the tube body buckle 4, the metal card 402 can limit the installed tube body, so that the connection and the limitation of the tube body are facilitated; the sealing rings 6 are arranged on the mounting step 103 and between the valve core protective sleeve 5 and the pipe body buckle 4, so that the sealing performance of the pipe orifices at two ends of the valve body 1 can be increased and decreased, and the leakage of the pipe body connecting port can be prevented.
In the utility model, firstly, a spring 203 is arranged between a valve core 2 and a valve core support 201, then a support rod 202 on the valve core support 201 is matched with a mounting groove 501 in a valve core protective sleeve 5, and the support rod 202 is limited by a mounting limit boss 502, thereby the valve core 2 is mounted on the valve core protective sleeve 5, a valve core sealing ring 205 is mounted in a valve core sealing groove 204 of the valve core 2, then the valve core 2 and the valve core protective sleeve 5 are mounted in a valve body 1 together, the valve core protective sleeve 5 is limited by a limit step 101 in the valve body 5, then sealing rings 6 are mounted on both the mounting step 103 and the valve core protective sleeve 5, then an outer body limit boss 301 on an outer body 3 is matched with an outer body mounting groove 102 on the valve body 1, the outer body 3 is mounted on the valve body 1, then a pipe body limit groove 401 on a pipe body buckle 4 is matched with a pipe body buckle limit boss 302 on the outer body 3, install body buckle 4 in valve body 1, then be connected with the body through body buckle 4 at valve body 1 both ends and use, the medium gets into in the valve body 1 from one end to push case 2 motion, the spring 203 on the valve body 1 begins to shrink, the medium flows out from the valve body 1 other end through case 2, when the power of medium is less than the power of spring 203, spring 203 drives case 2 and begins to resume the normal position, case sealing washer 205 on the case 2 seals case 2 department in the valve body 1, prevents that the medium from flowing backwards.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (5)
1. A check valve with a protective sleeve structure comprises a valve body (1), a valve core (2) arranged on the valve body (1), an outer pipe body (3) and a pipe body buckle (4); the valve core protection sleeve is characterized in that the valve core protection sleeve (5) is installed on the valve core (2).
2. The check valve with a protective sheath structure of claim 1, wherein: the valve core (2) is provided with a valve core bracket (201); a plurality of support rods (202) are arranged on the valve core support (201); a mounting groove (501) and a mounting limit boss (502) which are matched with the support rod (202) are arranged in the valve core protective sleeve (5); a plurality of guide inclined planes (503) are arranged on the mounting groove (501); and a limiting step (101) matched with the valve core protective sleeve (5) is arranged in the valve body (1).
3. The check valve with a protective sheath structure of claim 2, wherein: a spring (203) is arranged between the valve core (2) and the valve core bracket (201); a valve core sealing groove (204) is also formed in the valve core (2); and a valve core sealing ring (205) is arranged in the valve core sealing groove (204).
4. The check valve with a protective sheath structure of claim 1, wherein: an outer pipe body mounting groove (102) and a mounting step (103) are further formed in the valve body (1); a plurality of sealing rings (6) are respectively arranged on the mounting step (103) and between the valve core protective sleeve (5) and the pipe body buckle (4); and the outer pipe body (3) is provided with an outer pipe body limiting boss (301) and a pipe body buckle limiting boss (302) which are matched with the outer pipe body mounting groove (102).
5. The check valve with protective sheath structure of claim 4, wherein: and a pipe body limiting groove (401) and a metal card (402) which are matched with the pipe body buckle limiting boss (302) are arranged on the pipe body buckle (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120490697.0U CN214367969U (en) | 2021-03-08 | 2021-03-08 | Check valve with protective sleeve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120490697.0U CN214367969U (en) | 2021-03-08 | 2021-03-08 | Check valve with protective sleeve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214367969U true CN214367969U (en) | 2021-10-08 |
Family
ID=77971491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120490697.0U Active CN214367969U (en) | 2021-03-08 | 2021-03-08 | Check valve with protective sleeve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214367969U (en) |
-
2021
- 2021-03-08 CN CN202120490697.0U patent/CN214367969U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214367969U (en) | Check valve with protective sleeve structure | |
| CN207315097U (en) | A kind of protected against explosion electricity strut | |
| CN214007749U (en) | Automobile brake hose convenient to installation | |
| CN215111059U (en) | Flame-retardant steel wire reinforced hydraulic rubber hose | |
| CN113949017A (en) | Cable plugging device of high adaptability | |
| CN210179156U (en) | Straight pipe by-pass type pressure balance corrugated expansion joint | |
| CN215171219U (en) | Support oil cylinder of hook arm vehicle | |
| CN217784334U (en) | Mounting structure for manual flat valve | |
| CN220652867U (en) | PE cable protection tube | |
| CN218783511U (en) | MPP electric power pipe convenient to connect | |
| CN218958449U (en) | Cable sleeve mounting structure | |
| CN217087413U (en) | Cable protection pipe with assemble structure | |
| CN221079015U (en) | Optical fiber protective sleeve with corrosion resistance | |
| CN220748778U (en) | Bolt anti-corrosion device for electric power iron tower | |
| CN216212465U (en) | Cable for outdoor gas turbine | |
| CN214008839U (en) | Gas cylinder filling opening and have its on-vehicle gas cylinder | |
| CN219734535U (en) | Hydraulic engineering is with hydraulic pipeline of being convenient for installation | |
| CN213451943U (en) | Special high-nickel corrosion-resistant valve for deep sea pipeline | |
| CN220016584U (en) | Novel PVC pipe suitable for underground drainage | |
| CN211448810U (en) | Convenient-to-clean exhaust pipe dustproof sheath | |
| CN220914865U (en) | Wiring device for building electrical installation | |
| CN217544225U (en) | Ultra-deep well high-transmission load-bearing detection cable | |
| CN219933326U (en) | Wear-resistant flexible connection compensator | |
| CN219678034U (en) | Fireproof cable duct | |
| CN219390676U (en) | Tube bundle installation mechanism of floating head type heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |