CN210372149U - Check valve with rubber clack - Google Patents

Abstract

The utility model discloses a rubber lamella check valve, the surface of check valve is provided with the protection shield, the equal fixedly connected with picture peg in both sides at check valve top, the slot has been seted up on the surface of picture peg, the top of picture peg runs through the protection shield and extends to the outside of protection shield, the top fixedly connected with shell of protection shield, the top and the equal fixedly connected with bearing in bottom of shell inner wall, the inner ring fixedly connected with screw rod of bearing. The utility model discloses a set up check valve, protection shield, picture peg, slot, shell, bearing, screw rod, swivel nut, lifter plate, traveller, inclined rail, movable plate and insert the post, it is thinner to have solved the metal of its both sides of current rubber lamella check valve, receives the striking easily and breaks, causes the damage of rubber lamella check valve, the problem of unable normal use, this rubber lamella check valve possesses the advantage that can protect rubber lamella check valve, has improved the practicality of rubber lamella check valve, convenient to use person's use.

Description

Check valve with rubber clack

Technical Field

The utility model relates to a rubber lamella check valve technical field specifically is rubber lamella check valve.

Background

The rubber flap in the valve is made of steel plate, steel bar and reinforced nylon cloth as substrate, and the outer layer is covered with rubber, so that the service life of the flap can reach 100 ten thousand times. The H44X (SFCV) series rubber flap check valve adopts the full flow area design, and has the characteristics of small head loss, difficult accumulation of sundries, simple and convenient maintenance and the like.

Rubber lamella check valve is as a valve that prevents water refluence for on the business turn over pipeline, but the metal of its both sides of current rubber lamella check valve is thinner, receives the striking easily and breaks, causes the damage of rubber lamella check valve, unable normal use, has reduced the practicality of rubber lamella check valve, the not convenient to use person's use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rubber lamella check valve possesses the advantage that can protect the rubber lamella check valve, and the metal of having solved its both sides of current rubber lamella check valve is thinner, receives the striking easily and breaks, causes the rubber lamella check valve to damage, the unable problem of normal use.

In order to achieve the above object, the utility model provides a following technical scheme: rubber lamella check valve, including the check valve, the surface of check valve is provided with the protection shield, the equal fixedly connected with picture peg in both sides at check valve top, the slot has been seted up on the surface of picture peg, the top of picture peg runs through the protection shield and extends to the outside of protection shield, the top fixedly connected with shell of protection shield, the equal fixedly connected with bearing in top and the bottom of shell inner wall, the inner ring fixedly connected with screw rod of bearing, the surface thread of screw rod is connected with the swivel nut, the back fixedly connected with lifter plate of swivel nut, the equal fixedly connected with traveller in both sides of lifter plate front side, the surface sliding connection of traveller has the ramp, the inboard fixedly connected with movable plate of ramp, the top and the bottom of movable plate all with the inner wall sliding connection of shell, the bottom fixedly connected with in the movable plate outside is with the picture peg that uses, the outer side of the inserting column penetrates through the shell and extends to the inner part of the inserting groove.

Preferably, the surface of the inserting plate and the top of the protecting plate are sleeved with a sleeve, and the inner side of the sleeve is fixedly connected with the shell.

Preferably, the surface of the screw rod and the bottom of the screw sleeve are fixedly connected with a limiting plate, and one side of the limiting plate, which is close to the screw sleeve, is fixedly connected with an anti-collision plate.

Preferably, the top of the screw penetrates through the shell and extends to the outer side of the shell to be fixedly connected with a rotary table, and anti-skid grains are arranged on the surface of the rotary table.

Preferably, the front side of the sliding column is fixedly connected with a limiting sleeve, and the back of the limiting sleeve is far away from the front side of the inclined rail.

Preferably, the top and the bottom of the moving plate are both fixedly connected with sliding blocks, sliding grooves matched with the sliding blocks for use are formed in the inner wall of the shell, and the sliding blocks are connected inside the sliding grooves in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up check valve, protection shield, picture peg, slot, shell, bearing, screw rod, swivel nut, lifter plate, traveller, inclined rail, movable plate and insert the post, it is thinner to have solved the metal of its both sides of current rubber lamella check valve, receives the striking easily and breaks, causes the damage of rubber lamella check valve, the problem of unable normal use, this rubber lamella check valve possesses the advantage that can protect rubber lamella check valve, has improved the practicality of rubber lamella check valve, convenient to use person's use.

2. The utility model discloses a telescopic setting, can restrict the picture peg, be convenient for to the fixed of picture peg, setting through the limiting plate, can control the motion range of swivel nut, the person of facilitating the use controls the swivel nut, setting through the carousel, the area of contact between screw rod and the user has been increased, the rotatory screw rod of the person of facilitating the use, setting through the stop collar, the cross-sectional area of traveller front side has been increased, the traveller has been prevented to break away from the ramp, setting through slider and spout, frictional force between movable plate and the shell inner wall has been reduced, make more smooth and easy of movable plate motion, slider and spout have also played spacing effect simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the structure of the present invention;

fig. 3 is a sectional view of the structural shell of the present invention.

In the figure: 1 check valve, 2 protective plate, 3 inserting plate, 4 inserting grooves, 5 outer shell, 6 bearing, 7 screw rod, 8 screw sleeve, 9 lifting plate, 10 sliding column, 11 inclined rail, 12 moving plate, 13 inserting column, 14 sleeve, 15 limiting plate, 16 rotary table, 17 limiting sleeve, 18 sliding block and 19 sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the rubber flap check valve includes a check valve 1, a protection plate 2 is disposed on a surface of the check valve 1, an insert plate 3 is fixedly connected to both sides of a top of the check valve 1, a sleeve 14 is sleeved on a surface of the insert plate 3 and located at a top of the protection plate 2, an inner side of the sleeve 14 is fixedly connected to a housing 5, the insert plate 3 is restricted by the sleeve 14, so as to fix the insert plate 3, a slot 4 is formed on the surface of the insert plate 3, a top of the insert plate 3 penetrates through the protection plate 2 and extends to an outer side of the protection plate 2, the top of the protection plate 2 is fixedly connected to the housing 5, a bearing 6 is fixedly connected to a top and a bottom of an inner wall of the housing 5, a screw 7 is fixedly connected to an inner ring of the bearing 6, a limiting plate 15 is fixedly connected to a surface of the screw, the movement range of the screw sleeve 8 can be controlled by the arrangement of the limiting plate 15, the screw sleeve 8 is convenient to control by a user, the top of the screw 7 penetrates through the shell 5 and extends to the outer side of the shell 5 to be fixedly connected with a turntable 16, the surface of the turntable 16 is provided with anti-skid threads, the contact area between the screw 7 and the user is increased by the arrangement of the turntable 16, the screw 7 is convenient to rotate by the user, the surface of the screw 7 is in threaded connection with the screw sleeve 8, the back of the screw sleeve 8 is fixedly connected with a lifting plate 9, the two sides of the front side of the lifting plate 9 are both fixedly connected with slide columns 10, the front sides of the slide columns 10 are fixedly connected with limiting sleeves 17, the back of the limiting sleeves 17 is far away from the front sides of the inclined rails 11, the cross-sectional area of the front sides of the slide columns 10 is increased by the arrangement of the limiting sleeves 17, the slide columns 10 are prevented from being separated from the inclined, the top and the equal fixedly connected with slider 18 in bottom of movable plate 12, the spout 19 that uses with slider 18 cooperation has been seted up to the inner wall of shell 5, slider 18 sliding connection is in the inside of spout 19, setting through slider 18 and spout 19, the frictional force between movable plate 12 and the shell 5 inner wall has been reduced, make more smooth and easy of movable plate 12 motion, slider 18 and spout 19 have also played spacing effect simultaneously, the top and the bottom of movable plate 12 all with the inner wall sliding connection of shell 5, the bottom fixedly connected with in the movable plate 12 outside is inserted post 13 with slot 4 cooperation use, the outside of inserting post 13 runs through shell 5 and extends to the inside of slot 4.

When the check valve is used, a user places the protection plate 2 on the surface of the check valve 1, the protection plate 2 is utilized to shield and protect two sides of the check valve 1, the inserting plate 3 is inserted into the sleeve 14, the rotating disc 16 is rotated, the rotating disc 16 drives the screw 7 to rotate in the inner cavity of the shell 5 through the bearing 6, the screw 7 drives the screw sleeve 8 to move upwards through threads, the screw sleeve 8 drives the lifting plate 9 to move upwards, the lifting plate 9 drives the sliding column 10 to move upwards, the sliding column 10 drives the inclined rail 11 to move outwards (the middle of the inclined rail 11 is provided with a chute, when the sliding column 10 moves upwards, the inclined rail 11 is driven to move outwards through the chute in the middle of the inclined rail 11), (the inclined rail 11 is fixedly connected with the moving plate 12, the inclined rail 11 is connected with the sliding column 10 in a sliding manner, when the sliding column 10 moves upwards, the inclined rail 11 is driven to move outwards, the inclined rail 11 is limited by the moving plate, therefore, the inclined rail 11 does not swing or incline), the inclined rail 11 drives the movable plate 12 to move outwards in the shell 5, the movable plate 12 drives the inserting column 13 to move outwards, the sliding column 13 is moved to the outside of the shell 5 and penetrates through the sleeve 14 to be inserted into the slot 4, so that the inserting column 13 is positioned in the inserting plate 3, the inserting column 13 and the inserting plate 3 are mutually clamped, the protective plate 2 is fixed on the surface of the check valve 1, when the check valve 1 receives impact, the protective plate 2 is firstly impacted, most of impact force is absorbed and removed by the protective plate 2, and the check valve 1 is prevented from being damaged due to impact.

In summary, the following steps: this rubber lamella check valve through setting up check valve 1, protection shield 2, picture peg 3, slot 4, shell 5, bearing 6, screw rod 7, swivel nut 8, lifter plate 9, traveller 10, ramp 11, movable plate 12 and insert post 13, has solved its both sides of current rubber lamella check valve metal thin, receives the striking easily and breaks, causes the damage of rubber lamella check valve, unable normal use's problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Rubber lamella check valve, including check valve (1), its characterized in that: the surface of check valve (1) is provided with protection shield (2), the equal fixedly connected with picture peg (3) in both sides at check valve (1) top, slot (4) have been seted up on the surface of picture peg (3), the top of picture peg (3) runs through protection shield (2) and extends to the outside of protection shield (2), the top fixedly connected with shell (5) of protection shield (2), the equal fixedly connected with bearing (6) in top and the bottom of shell (5) inner wall, the inner ring fixedly connected with screw rod (7) of bearing (6), the surperficial threaded connection of screw rod (7) has swivel nut (8), the back fixedly connected with lifter plate (9) of swivel nut (8), the equal fixedly connected with traveller (10) in both sides in lifter plate (9) front side, the surperficial sliding connection of traveller (10) has ramp (11), the inboard fixedly connected with movable plate (12) of ramp (11), the top and the bottom of movable plate (12) all with the inner wall sliding connection of shell (5), the bottom fixedly connected with in the movable plate (12) outside is inserted post (13) with slot (4) cooperation use, the outside of inserting post (13) runs through shell (5) and extends to the inside of slot (4).

2. The rubber flap check valve of claim 1, wherein: the surface of picture peg (3) just is located the top cover of protection shield (2) and is equipped with sleeve (14), the inboard and shell (5) fixed connection of sleeve (14).

3. The rubber flap check valve of claim 1, wherein: the surface of the screw rod (7) is fixedly connected with a limiting plate (15) at the bottom of the screw sleeve (8), and one side of the limiting plate (15) close to the screw sleeve (8) is fixedly connected with an anti-collision plate.

4. The rubber flap check valve of claim 1, wherein: the top of screw rod (7) runs through shell (5) and extends to the outside fixedly connected with carousel (16) of shell (5), the surface of carousel (16) is provided with anti-skidding line.

5. The rubber flap check valve of claim 1, wherein: the front side of the sliding column (10) is fixedly connected with a limiting sleeve (17), and the back of the limiting sleeve (17) is far away from the front side of the inclined rail (11).

6. The rubber flap check valve of claim 1, wherein: the top and the bottom of the moving plate (12) are both fixedly connected with sliding blocks (18), sliding grooves (19) matched with the sliding blocks (18) are formed in the inner wall of the shell (5), and the sliding blocks (18) are connected inside the sliding grooves (19) in a sliding mode.

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