CN218780809U

CN218780809U - One-way valve

Info

Publication number: CN218780809U
Application number: CN202222582588.9U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Individual
Current assignee: Qingzhou Haorun Machinery Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-03-31
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a check valve, which comprises a valve body, the both ends of valve body are equipped with inlet and liquid outlet respectively, the middle part is equipped with the disk seat in the valve body, one side middle part of disk seat is equipped with returning the type groove, the vertical middle part in the returning the type groove outside is equipped with middle arc board, the disk seat opposite side is located valve body surface department is equipped with micro-actuator, micro-actuator one end is connected with the pivot, the pivot run through in the valve body with the disk seat extends to in the disk seat, the pivot is kept away from micro-actuator's one end is equipped with U type clamp splice, U type clamp splice is kept away from one side both ends of pivot all are equipped with spacing bull stick, be equipped with the case in the disk seat, the case includes side ring, seal baffle, shutoff piece and a plurality of parting bead. Has the advantages that: the stability of the valve core is improved, the phenomena of looseness and distortion caused by flow impact of the valve core are avoided, and the service life of the valve core is prolonged.

Description

One-way valve

Technical Field

The utility model relates to a control valve technical field particularly, relates to a check valve.

Background

The check valve is also called a check valve, and in a refrigeration system, the check valve only allows the refrigerant to flow in a single direction, so that the backflow of refrigerant gas or liquid can be effectively prevented. The valve core and the inner side wall of the valve body of the traditional check valve are tightly matched, so that the valve core does not deviate when one end of the valve core moves towards the valve port, and therefore, the size requirements on the valve core and the inner side wall of the valve body are strict for meeting the conduction and the cut-off of a check valve channel.

According to the granted patent number CN202122733694.8, a one-way valve comprises a valve body, a valve core and a slide shaft, wherein the valve body is provided with a limiting piece and a valve seat; the valve core is arranged in the valve body; the first end of the slide way shaft is arranged on the limiting piece, and the second end of the slide way shaft is arranged on the valve seat; the valve core is connected on the slideway shaft in a sliding way, and moves on the slideway shaft through the valve core so as to open or close the valve port of the valve seat. Through being provided with the slide axle, the case can slide at the slide axle, and the lateral wall of case can not use with the inside wall cooperation of valve body, and the top of case can open or close the valve port can, has reduced the cooperation degree of difficulty of the inside wall of case and valve body to a certain extent. However, when the flow rate of the fluid is high, the valve core is easily impacted by the fluid, so that the valve core is easily loosened or deformed, the use of the valve core is further influenced, and the service life of the valve core is shortened.

SUMMERY OF THE UTILITY MODEL

The technical task of the utility model is to above not enough, provide a check valve, solve the problem in the aforesaid.

The technical scheme of the utility model is realized like this:

the utility model provides a check valve, includes the valve body, the both ends of valve body are equipped with inlet and liquid outlet respectively, the middle part is equipped with the disk seat in the valve body, one side middle part of disk seat is equipped with back type groove, the vertical middle part in the back type groove outside is equipped with middle arc board, the disk seat opposite side is located valve body surface department is equipped with micro drive ware, micro drive ware one end is connected with the pivot, the pivot run through in the valve body with the disk seat extends to in the disk seat, micro drive ware's one end is kept away from in the pivot is equipped with U type clamp splice, U type clamp splice is kept away from one side both ends of pivot all are equipped with spacing bull stick, be equipped with the case in the disk seat, the case includes side ring, sealing baffle, shutoff piece and a plurality of parting bead, the parting bead is evenly fixed the side ring with between the sealing baffle, be located intermediate position department parting bead side middle part interlude is equipped with spacing inserted bar, spacing inserted bar one end is located in back type groove, the spacing inserted bar other end is located between the spacing bull bar.

Preferably, the outer wall of the valve core is in contact with the inner wall of the valve seat, and the longitudinal section of the sealing baffle is larger than that of the plugging block.

Preferably, a limiting part is longitudinally arranged at one end, close to the liquid outlet, in the valve body, valve ports are arranged at two ends of the limiting part, and limiting holes are arranged at two ends of the middle part of the limiting part.

Preferably, the center of one side of the blocking block, which is far away from the sealing baffle plate, is provided with a group of limiting lock rods matched with the limiting holes, and one ends of the limiting lock rods, which are close to the blocking block, are provided with clamping grooves.

Preferably, the outer sides of the division bars arranged on the side edges are provided with grooves, a plurality of limiting balls are arranged in the grooves, and the limiting balls are in contact with the inner wall of the valve seat.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. be provided with a disk seat in this check valve, set up a case in the disk seat, after the spacing bull stick through micro-actuator drive inside rotates, spacing bull stick will drive the spacing inserted bar activity of middle calorie, make spacing inserted bar drive the case and realize rotating in the disk seat, wherein, spacing inserted bar rotates the in-process again and forms limiting displacement in returning the type inslot, when making spacing inserted bar move in returning the horizontal inslot in type groove, will drive whole case and control the removal in the disk seat, through opening and closing of this kind of removal opening control case, after the case moves towards the right side, will form the open mode, make the liquid flow direction liquid outlet of entering in the inlet, otherwise then close, adopt this scheme can effectual improvement case stability, avoid the case to be strikeed by the flow and cause lax and distorted phenomenon, improve the life of case.

2. Set up the locating part near liquid outlet one end in the valve body, after the case removes toward locating part one side, the spacing locking lever of case one side will wear the back along with the rotation of case from spacing downthehole, impel spacing locking lever card to form the state of spacing locking at the side of locating part to increase the fastness of case, the case still remains stable when making liquid flow great, can not receive the influence of flow size and produce the phenomenon of warping or lax.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram according to an embodiment of the present invention;

fig. 2 is a schematic view of a valve seat end structure according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a spool end structure according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of a valve seat according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a U-shaped clamping block end according to an embodiment of the present invention.

In the figure:

1. a valve body; 2. a liquid inlet; 3. a liquid outlet; 4. a valve seat; 5. a returning groove; 6. a middle arc plate; 7. a micro-driver; 8. a rotating shaft; 9. a U-shaped clamping block; 10. a limiting rotating rod; 11. a valve core; 12. a side ring; 13. sealing the baffle; 14. a plugging block; 15. a parting strip; 16. a limiting inserted rod; 17. a limiting member; 18. a valve port; 19. a limiting hole; 20. a limit lock rod; 21. a card slot; 22. a limiting ball body.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

According to an embodiment of the invention, as shown in fig. 1-5:

the utility model provides a check valve, including valve body 1, the both ends of valve body 1 are equipped with inlet 2 and liquid outlet 3 respectively, the middle part is equipped with disk seat 4 in the valve body 1, one side middle part of disk seat 4 is equipped with returns type groove 5, the vertical middle part in the 5 outsides of returning type groove is equipped with

middle arc plate

6, 4 opposite sides of disk seat are located 1 surface department of valve body is equipped with micro-actuator 7, 7 one end of micro-actuator is connected with pivot 8, pivot 8 run through in valve body 1 with disk seat 4 extends to in the disk seat 4, pivot 8 is kept away from the one end of micro-actuator 7 is equipped with U type clamp splice 9, U type clamp splice 9 is kept away from one side both ends of pivot 8 all are equipped with spacing bull stick 10, be equipped with case 11 in the disk seat 4, case 11 includes side ring 12, sealing baffle 13, shutoff splice 14 and a plurality of spacer 15, spacer 15 is evenly fixed side ring 12 with between the sealing baffle 13, be located intermediate position department the 15 side interlude is equipped with

spacing bull stick

16, 16 one end is located in the spacing bull stick 5 the other end between the spacing bull stick 10.

As shown in fig. 1-3, the outer wall of the valve element 11 contacts the inner wall of the valve seat 4, the longitudinal cross-sectional dimension of the sealing baffle 13 is larger than the longitudinal cross-sectional dimension of the blocking block 14, a limiting member 17 is longitudinally disposed at one end of the valve body 1 close to the liquid outlet 3, valve ports 18 are disposed at two ends of the limiting member 17, limiting holes 19 are disposed at two ends of the middle of the limiting member 17, a set of limiting lock rods 20 adapted to the limiting holes 19 is disposed at the center of one side of the blocking block 14 away from the sealing baffle 13, a clamping groove 21 is disposed at one end of the limiting lock rods 20 close to the blocking block 14, a groove is disposed at the outer side of the spacer 15 disposed at the side, a plurality of limiting balls 22 are disposed in the groove, and the limiting balls 22 contact the inner wall of the valve seat 4.

The detailed use method and action of the embodiment are as follows:

when the valve core 11 needs to be opened, the micro driver 7 is driven by the externally connected control switch, so that the micro driver 7 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the U-shaped clamping block 9 to rotate, the limiting rotating rods 10 at two ends of one side of the U-shaped clamping block 9 drive the limiting inserting rod 16 inserted in the middle, so that the other end of the limiting inserting rod 16 rotates along with the groove type movement of the returning groove 5 in the returning groove 5, when the limiting inserting rod 16 moves in the transverse groove of the returning groove 5, the whole valve core 11 is driven to move left and right in the valve seat 4, wherein when the limiting inserting rod 16 moves to the right in the lower transverse groove of the returning groove 5, the whole valve core 11 is driven to move out of the valve seat 4 to the right (as shown in fig. 2), at this time, the space between the valve seat 4 and the valve core 11 is opened, so that liquid enters from the valve core 11 after entering from the inlet 2 at the left, and then passes through the valve port 18 to be discharged from the outlet 3, during the period, when the limiting inserting rod 16 moves transversely in the returning groove 5, the limiting groove, the side of the limiting locking rod 20 just faces the front, so that the side of the limiting locking rod 20 just faces the limiting groove 11, the limiting locking rod 20 just face of the valve seat 11, and the limiting groove 5 can be moved, and the limiting rod 20, and the limiting groove, and the limiting rod 20 can be retracted to the limiting groove, and the limiting groove, when the limiting rod 20 is moved, and the limiting groove 5, and the limiting rod 20 is moved, and the limiting rod 20 is stopped, and the limiting rod 11, and the limiting groove 20 is stopped, and the valve seat 11 is then the valve seat 11 is moved, and when the valve seat 11 is stopped, and the valve seat 11, so that the liquid cannot flow.

Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. The one-way valve is characterized by comprising a valve body (1), wherein a liquid inlet (2) and a liquid outlet (3) are respectively arranged at two ends of the valve body (1), a valve seat (4) is arranged at the middle part in the valve body (1), a returning groove (5) is arranged at the middle part of one side of the valve seat (4), a middle arc plate (6) is arranged at the longitudinal middle part outside the returning groove (5), the other side of the valve seat (4) is arranged at the outer surface of the valve body (1) and is provided with a micro driver (7), one end of the micro driver (7) is connected with a rotating shaft (8), the rotating shaft (8) penetrates through the valve body (1) and the valve seat (4) to extend into the valve seat (4), a valve core (11) is arranged in the valve seat (4), one end of the rotating shaft (8) far away from the micro driver (7) is provided with a U-shaped clamping block (9), two ends of one side of the rotating shaft (8) are respectively provided with a limiting rotating rod (10), the U-shaped clamping block (9) are provided with a valve core (11) arranged at two ends, the middle of the valve core (11) and the valve core (11) comprises a side ring (12), a sealing baffle (13), a sealing baffle (14) and a plurality of blocking strip (15), the middle blocking strip (15) and a middle blocking strip (15) which is evenly inserted between the side ring (16), one end of the limiting inserted bar (16) is located in the returning groove (5), and the other end of the limiting inserted bar (16) is located between the limiting rotating bars (10).

2. A non-return valve according to claim 1, characterized in that the outer wall of the spool (11) is in contact with the inner wall of the seat (4), the longitudinal cross-sectional dimension of the sealing flap (13) being greater than the longitudinal cross-sectional dimension of the block (14).

3. A check valve according to claim 1, characterized in that a limiting member (17) is longitudinally arranged at one end of the valve body (1) close to the liquid outlet (3), both ends of the limiting member (17) are provided with valve ports (18), and both ends of the middle part of the limiting member (17) are provided with limiting holes (19).

4. A check valve according to claim 3, wherein a set of limiting lock rods (20) matched with the limiting holes (19) are arranged at the center of one side of the blocking block (14) far away from the sealing baffle (13), and a clamping groove (21) is arranged at one end of each limiting lock rod (20) close to the blocking block (14).

5. A non-return valve according to claim 1, characterized in that the lateral spacers (15) are provided with grooves on their outer sides, and that a plurality of limiting balls (22) are provided in the grooves, and that the limiting balls (22) are in contact with the inner wall of the valve seat (4).