CN213839591U

CN213839591U - Butt clamp butterfly valve with closed type leakage-proof valve seat

Info

Publication number: CN213839591U
Application number: CN202022843410.6U
Authority: CN
Inventors: 曹春涛
Original assignee: Tianjin Jinyite Valve Co ltd
Current assignee: Tianjin Jinyite Valve Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-07-30
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a butt clamp butterfly valve with closed prevent leaking disk seat, splice the piece including base, extension board, valve body, first arc concatenation piece and second arc, the base top is connected with first arc concatenation piece through the extension board, first arc concatenation piece one side is provided with second arc concatenation piece, all be connected with the side lid through fastening screw between first arc concatenation piece and the second arc concatenation piece both ends, side lid inner wall is fixed with rubber seal through glue, first arc concatenation piece and second arc concatenation piece top all are connected with semi-circular cylindricality piece. This novel possesses can carry out confined disk seat, and the disk seat can play the sealed effect to the butterfly valve body, can conveniently discharge letting out leakage liquid under the condition of not dismantling sealing mechanism, and seal structure's corrosion-resistant effect is good, is fit for extensively using widely.

Description

Butt clamp butterfly valve with closed type leakage-proof valve seat

Technical Field

The utility model relates to the technical field of valves, in particular to butt clamp butterfly valve with closed prevent leaking disk seat.

Background

The butterfly valve is a valve used for adjusting water, liquid and various other media in a pipeline, and has the advantages of simple structure and low manufacturing cost.

The prior butterfly valve has the following defects: 1. the valve seat which can be sealed is not provided, and the valve seat can not have the sealing effect on the valve body of the butterfly valve; 2. the leakage liquid cannot be conveniently discharged without disassembling the sealing mechanism; 3. the sealing structure has poor corrosion resistance. To this end, we propose a butt-clamp butterfly valve with a closed leak-proof valve seat.

Disclosure of Invention

The utility model discloses a main aim at provides a butt clamp butterfly valve with closed prevent leaking the disk seat, can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a butt-clamping butterfly valve with a closed anti-leakage valve seat comprises a base, a support plate, a valve body, a first arc-shaped splicing block and a second arc-shaped splicing block, wherein the top of the base is connected with the first arc-shaped splicing block through a support plate, one side of the first arc-shaped splicing block is provided with the second arc-shaped splicing block, two ends of the first arc-shaped splicing block and the second arc-shaped splicing block are connected with a side cover body through fastening screws, the inner wall of the side cover body is fixedly provided with a rubber sealing ring through glue, the tops of the first arc-shaped splicing block and the second arc-shaped splicing block are connected with a semicircular columnar block, two ends of the semicircular columnar block are respectively provided with a second connecting convex block, two ends of the top of the first arc-shaped splicing block and the second arc-shaped splicing block, two ends of the bottom of the first arc-shaped splicing block and the second arc-shaped splicing block are respectively provided, the leak pipe is characterized in that a spiral cover is installed on the inner side of the bottom of the leak pipe through an internal thread, a U-shaped guide block is welded on one side of the top end of the support plate, a displacement blocking plate is sleeved in the U-shaped guide block, a locking screw is installed at the bottom of the U-shaped guide block through a threaded hole, and a reserved threaded hole is formed in the bottom of the displacement blocking plate.

Furthermore, a second mounting hole is formed in one end of the second connecting convex block, and a first mounting hole is formed in one side of the first connecting convex block.

Furthermore, the end part of the locking screw is positioned in the reserved screw holes, and the number of the reserved screw holes is specifically set into multiple groups.

Further, the base top both ends all run through and have seted up the preformed hole.

Further, the U-shaped guide block is made of stainless steel materials.

Furthermore, the outer surface layers of the first arc-shaped splicing block and the second arc-shaped splicing block are provided with corrosion-resistant layers, and the corrosion-resistant layers are made of polyurethane corrosion-resistant paint by spraying.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model relates to a butt clamp butterfly valve with a closed anti-leakage valve seat, which utilizes an external screw to pass through a reserved hole, thereby facilitating the fixed installation of a base on an external installation surface to be installed with a reserved screw hole, thereby being capable of installing the butterfly valve, utilizes an external locking screw to pass through a second installation hole and a first installation hole, thereby facilitating the connection and fixation of a first connection lug and a second connection lug, thereby being capable of splicing and fixing a first arc-shaped splicing block and a second arc-shaped splicing block and splicing and fixing a semi-circular cylindrical block, and utilizes the first arc-shaped splicing block, the second arc-shaped splicing block and the semi-circular cylindrical block to seal the outer side of the valve body, and utilizes a side cover body installed by a fastening screw, the inner wall of the side cover body is connected with a rubber sealing ring, thereby effectively improving the sealing effect between an external sealing structure and the valve body, and leading the butterfly valve to have a valve seat capable of sealing, the valve seat can play a role in sealing the valve body of the butterfly valve.

2. The utility model relates to a to pressing from both sides butterfly valve with closed prevent leaking disk seat, the leakage liquid of valve body when unexpected the leakage can get into the space between valve body and the first arc splice block and the side cap body, personnel can unscrew the spiral cover, make the blow-off pipe link up, make the leakage liquid in the space can be discharged by the blow-off pipe, the convenience is discharged leakage liquid under the condition of not dismantling seal structure, personnel remove the position of displacement closure plate in the U-shaped guide block, it is fixed with different reservation screws to utilize locking screw to be connected, thereby can be with displacement closure plate fixed mounting in the inboard different positions of U-shaped guide block, when the displacement closure plate removes to the spiral cover lower extreme, can conveniently carry on spacingly to the spiral cover bottom, and then play good shutoff effect to the blow-off pipe.

3. The utility model relates to a to pressing from both sides butterfly valve with closed prevent leaking disk seat utilizes the corrosion-resistant effect of second arc concatenation piece and first arc concatenation piece extexine, is favorable to prolonging the life of this butterfly valve.

Drawings

Fig. 1 is the overall structure diagram of the butt-clamping butterfly valve with the closed type leakage-proof valve seat of the present invention.

Fig. 2 is the utility model discloses a to looking sideways at the structural sketch map of pressing from both sides butterfly valve with closed prevent leaking the disk seat.

Fig. 3 is a schematic structural view of the U-shaped guide block of the butt-clamp butterfly valve with the closed leak-proof valve seat of the present invention.

In the figure: 1. a base; 2. reserving a hole; 3. a support plate; 4. a side cover body; 5. fastening screws; 6. a first arc-shaped splice block; 7. a first mounting hole; 8. a semicircular cylindrical block; 9. a second mounting hole; 10. a valve body; 11. a rubber seal ring; 12. a first connection bump; 13. screwing a cover; 14. a U-shaped guide block; 15. a displacement blocking plate; 16. reserving a screw hole; 17. locking the screw; 18. a leak pipe; 19. a second arc-shaped splicing block; 20. a second connection bump; 21. a corrosion resistant layer.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in figures 1-3, the butt-clamping butterfly valve with the closed type leakage-proof valve seat comprises a base 1, a support plate 3, a valve body 10, a first arc-shaped splicing block 6 and a second arc-shaped splicing block 19, wherein the top of the base 1 is connected with the first arc-shaped splicing block 6 through the support plate 3, one side of the first arc-shaped splicing block 6 is provided with the second arc-shaped splicing block 19, a side cover body 4 is connected between the two ends of the first arc-shaped splicing block 6 and the second arc-shaped splicing block 19 through fastening screws 5, the inner wall of the side cover body 4 is fixed with a rubber sealing ring 11 through glue, the tops of the first arc-shaped splicing block 6 and the second arc-shaped splicing block 19 are connected with a semicircular columnar block 8, the two ends of the semicircular columnar block 8 are provided with second connecting convex blocks 20, the two ends of the tops of the first arc-shaped splicing block 6 and the second arc-shaped splicing block 19 and the two ends of the bottoms of the first arc-shaped splicing block 6 and the second arc-shaped splicing block 19 are provided with first connecting convex blocks 12, the novel combined type pipe fitting is characterized in that a leakage pipe 18 is installed at the bottom of the second arc-shaped splicing block 19 through a reserved hole, a spiral cover 13 is installed on the inner side of the bottom of the leakage pipe 18 through internal threads, a U-shaped guide block 14 is welded on one side of the top end of the support plate 3, a displacement blocking plate 15 is arranged in the U-shaped guide block 14 in a sleeved mode, a locking screw 17 is installed at the bottom of the U-shaped guide block 14 through a threaded hole, and a reserved screw hole 16 is formed in the bottom of the displacement blocking plate 15.

One end of the second connecting bump 20 is provided with a second mounting hole 9, and one side of the first connecting bump 12 is provided with a first mounting hole 7.

In this embodiment, as shown in fig. 1, an external locking screw passes through the second mounting hole 9 and the first mounting hole 7, and the first connecting bump 12 and the second connecting bump 20 are conveniently connected and fixed, so that the first arc-shaped splicing block 6 and the second arc-shaped splicing block 19 can be spliced and fixed, and the semicircular cylindrical block 8 can be spliced and fixed.

The end of the locking screw 17 is located in a reserved screw hole 16, and the number of the reserved screw holes 16 is specifically set to be multiple groups.

In this embodiment, as shown in fig. 1, the locking screws 17 are used to connect and fix with different reserved screw holes 16, so that the displacement blocking plate 15 can be fixedly installed at different positions inside the U-shaped guide block 14.

Wherein, base 1 top both ends are all run through and are seted up preformed hole 2.

In this embodiment, as shown in fig. 1, the base 1 is conveniently and fixedly mounted on the external to-be-mounted surface provided with the reserved screw hole by penetrating the reserved hole 2 with an external screw, so that the butterfly valve can be mounted.

Wherein, the U-shaped guide block 14 is made of stainless steel material.

In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, the U-shaped guide block 14 made of stainless steel material has good strength and corrosion resistance, and can effectively prolong the service life.

Wherein the corrosion-resistant layer 21 is arranged on the outer surface of the first arc-shaped splicing block 6 and the second arc-shaped splicing block 19, and the corrosion-resistant layer 21 is made of polyurethane corrosion-resistant paint by spraying.

In this embodiment, as shown in fig. 1, the corrosion-resistant layer 21 is made of polyurethane corrosion-resistant paint by spraying, so that the corrosion-resistant effect of the outer surface layers of the first arc-shaped splicing block 6 and the second arc-shaped splicing block 19 can be effectively improved, and the service life of the butterfly valve can be prolonged.

It should be noted that, the utility model relates to a butt-clamping butterfly valve with a closed anti-leakage valve seat, when in operation, the base 1 is fixedly installed on the external mounting surface to be installed with the reserved screw hole by the external screw passing through the reserved hole 2, so as to install the butterfly valve, the first connecting bump 12 and the second connecting bump 20 are conveniently connected and fixed by the external locking screw passing through the second mounting hole 9 and the first mounting hole 7, so as to splice and fix the first arc-shaped splicing block 6 and the second arc-shaped splicing block 19, and splice and fix the semicircular cylindrical block 8, the first arc-shaped splicing block 6, the second arc-shaped splicing block 19 and the semicircular cylindrical block 8 can seal the outer side of the valve body 10, the side cover body 4 installed by the fastening screw 5, the inner wall of the side cover body 4 is connected with the rubber sealing ring 11, so as to effectively improve the sealing effect between the external sealing structure and the valve body 10, the butterfly valve is provided with a valve seat which can be sealed, the valve seat can play a role in sealing a valve body of the butterfly valve, leakage liquid in accidental leakage of the valve body 10 can enter a gap between the valve body 10 and the first arc-shaped splicing block 6 and the side cover body 4, a person can unscrew the screw cap 13 to enable the leakage pipe 18 to be communicated, the leakage liquid in the gap can be discharged through the leakage pipe 18, the leakage liquid can be conveniently discharged under the condition that the sealing structure is not disassembled, the person can move the position of the displacement plugging plate 15 in the U-shaped guide block 14 and is fixedly connected with different reserved screw holes 16 by the locking screw 17, so that the displacement plugging plate 15 can be fixedly arranged at different positions inside the U-shaped guide block 14, when the displacement plugging plate 15 moves to the lower end of the screw cap 13, the bottom of the screw cap 13 can be conveniently limited, a good plugging effect can be achieved on the leakage pipe 18, and the corrosion resisting effects of the second arc-shaped splicing block 19 and the outer surface layer of the first arc-shaped splicing block 6 are utilized, is favorable for prolonging the service life of the butterfly valve.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a butt clamp butterfly valve with closed prevent leaking disk seat, includes base (1), extension board (3), valve body (10), first arc splice (6) and second arc splice (19), its characterized in that: the top of the base (1) is connected with a first arc-shaped splicing block (6) through a support plate (3), one side of the first arc-shaped splicing block (6) is provided with a second arc-shaped splicing block (19), a side cover body (4) is connected between the two ends of the first arc-shaped splicing block (6) and the second arc-shaped splicing block (19) through fastening screws (5), the inner wall of the side cover body (4) is fixed with a rubber sealing ring (11) through glue, the tops of the first arc-shaped splicing block (6) and the second arc-shaped splicing block (19) are connected with a semicircular cylindrical block (8), the two ends of the semicircular cylindrical block (8) are respectively provided with a second connecting lug (20), the two ends of the tops of the first arc-shaped splicing block (6) and the second arc-shaped splicing block (19), and the two ends of the bottoms of the first arc-shaped splicing block (6) and the second arc-shaped splicing block (19) are respectively provided with a first connecting lug (12), a leakage pipe (18) is installed through the preformed hole in second arc concatenation piece (19) bottom, spiral cover (13) are installed through the internal thread to leakage pipe (18) bottom inboard, extension board (3) top one side welding has U-shaped guide block (14), displacement closure plate (15) are equipped with to U-shaped guide block (14) endotheca, locking screw (17) are installed through the screw hole in U-shaped guide block (14) bottom, reserved screw (16) have been seted up to displacement closure plate (15) bottom.

2. The butt-clamp butterfly valve with a closed leak-proof valve seat according to claim 1, wherein: one end of the second connecting lug (20) is provided with a second mounting hole (9), and one side of the first connecting lug (12) is provided with a first mounting hole (7).

3. The butt-clamp butterfly valve with a closed leak-proof valve seat according to claim 1, wherein: the end part of the locking screw (17) is positioned in a reserved screw hole (16), and the number of the reserved screw holes (16) is specifically set into multiple groups.

4. The butt-clamp butterfly valve with a closed leak-proof valve seat according to claim 1, wherein: both ends of the top of the base (1) are provided with a preformed hole (2) in a penetrating way.

5. The butt-clamp butterfly valve with a closed leak-proof valve seat according to claim 1, wherein: the U-shaped guide block (14) is made of stainless steel materials.

6. The butt-clamp butterfly valve with a closed leak-proof valve seat according to claim 1, wherein: the corrosion-resistant layers (21) are arranged on the outer surface layers of the first arc-shaped splicing blocks (6) and the second arc-shaped splicing blocks (19), and the corrosion-resistant layers (21) are made of polyurethane corrosion-resistant paint by spraying.