CN218954095U

CN218954095U - Two-way hard ball valve that bumps that presses

Info

Publication number: CN218954095U
Application number: CN202223250777.2U
Authority: CN
Inventors: 吴文祥; 李子双
Original assignee: Wenzhou Weiyao Automatic Control Valve Co ltd
Current assignee: Wenzhou Weiyao Automatic Control Valve Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-05-02
Anticipated expiration: 2032-12-02

Abstract

The utility model discloses a bidirectional hard-pressing and hard-touching rotary ball valve, which comprises a valve body, a valve cover, a valve rod, a ball body, a sealing seat, a flow inlet channel and a flow outlet channel; the sealing seat is made of wear-resistant hard materials; a filter plate is arranged in the inlet channel, and a filter hole is formed in the filter plate; the lower end of the sealing seat is provided with a lower end groove, the upper end of the sealing seat is provided with an upper end groove, and the upper end groove is internally provided with a bottom plate, a first locking bolt, a travel groove, a guide rod, a travel hole, a limiting plate and a locking inserted rod; the sealing seat is provided with a sealing groove, a cover plate is arranged in the sealing groove, a through hole is formed in the cover plate, and a compression spring is arranged in the upper end groove; the lower end of the cover plate is fixedly provided with a limit extension section; the upper end of the filter plate is provided with an embedded groove. The utility model has the following advantages and effects: the filter plate is arranged in the flow channel to achieve the purpose of filtration, and has the advantage of convenience in installing/dismantling the filter plate.

Description

Two-way hard ball valve that bumps that presses

Technical Field

The utility model relates to the technical field of valves, in particular to a bidirectional hard-pressing hard-touching rotary ball valve.

Background

The ball valve is a valve which uses a ball body with a circular channel as an opening and closing piece and realizes opening and closing actions by the rotation of the ball body along with a valve rod. The opening and closing part of the ball valve is a sphere with holes and rotates around the axis vertical to the channel, thereby achieving the purpose of opening and closing the channel. Ball valves are mainly used for opening and closing pipes and equipment media.

In the prior art, the ball valve lacks an internal filtering component, and impurity particles doped in a fluid medium are easy to deposit in a flow channel, so that the ball is difficult to rotate; therefore, it is necessary to add a filter member to the ball valve, and the filter member is also required to have the advantage of convenient installation/removal for convenient maintenance and replacement at a later stage.

Disclosure of Invention

The utility model aims to provide a bidirectional hard-pressing and hard-touching rotary ball valve, which solves the problems in the background art.

The technical aim of the utility model is realized by the following technical scheme: the bidirectional hard-pressing hard-touching rotary ball valve comprises a valve body and a valve cover arranged at the upper end of the valve body, wherein the valve body is provided with a flow channel for fluid medium to circulate, a valve rod penetrating through the flow channel is arranged on the valve cover, a ball body synchronously rotating along with the valve rod is arranged at one end of the valve rod positioned at the flow channel, a sealing seat matched with the ball body to realize sealing is fixedly arranged in the valve body, and the flow channel is truncated by the ball body to form a flow inlet channel and a flow outlet channel;

the sealing seat is made of wear-resistant hard materials;

a filter plate is arranged in the inlet channel, and a plurality of filter holes are formed in the filter plate;

the lower end of the sealing seat is provided with a lower end groove communicated with the inflow channel, and the lower end of the filter plate extends into and is limited in the lower end groove; an upper end groove communicated with the inflow channel is formed in the upper end of the sealing seat, a bottom plate is fixedly arranged at the bottom of the upper end groove, and a first locking bolt is screwed into the bottom plate; the upper end of the upper end groove is provided with a travel groove communicated with the upper end groove, and the travel groove and the upper end groove are separated by a bottom plate; a longitudinal guide rod is arranged in the upper end groove, a travel hole is formed in the bottom plate, the upper end of the guide rod penetrates through the travel hole and stretches into the travel groove, a limiting plate is fixedly arranged at the lower end of the guide rod, and a locking inserted rod is fixedly arranged at the lower end of the limiting plate;

the sealing seat is provided with a sealing groove corresponding to the notch of the upper end groove, a cover plate for sealing the upper end groove is embedded in the sealing groove, and the cover plate and the sealing seat are fixed through a second locking bolt; the cover plate is provided with a via hole, the locking inserted rod extends through the via hole and extends into the inflow channel, and the width of the limiting plate is larger than that of the via hole so as to play a limiting role; a compression spring is arranged in the upper end groove, one end of the compression spring is propped against the bottom plate, the other end of the compression spring is propped against the limiting plate, and the locking inserted bar is pushed to move downwards by the elastic acting force of the compression spring;

a limiting extension section is fixedly arranged at the lower end of the cover plate and is abutted against the left end of the filter plate;

the upper end of the filter plate is provided with an embedded groove, and the locking inserted rod can be embedded into the embedded groove under the elastic action force of the compression spring so as to achieve the purpose of locking the filter plate.

The further arrangement is that: the bottom plate upper end fixedly be provided with up bracing piece, the bracing piece support the tank bottom of stroke groove the upper end of guide arm fixedly be provided with the auxiliary rod towards the right side, auxiliary rod and bracing piece mutually perpendicular, and the auxiliary rod paste on the bracing piece, auxiliary rod and bottom plate between be formed with independent sealed chamber, the bracing piece on set up with sealed communicating filling opening in chamber set up with the communicating injection way of filling opening on the sealing seat, the injection way extend outside the sealing seat, and the sealing seat external fixation be provided with the communicating injection mouth of filling opening of filling.

The further arrangement is that: the lower end of the locking inserted link is provided with a round rolling disc.

The further arrangement is that: the cover plate is provided with a sinking groove in which the head of the second locking bolt sinks.

The further arrangement is that: the sealing seat is made of tungsten-cobalt alloy.

The utility model has the beneficial effects that:

1. according to the utility model, the filter plate is arranged in the inflow channel to effectively filter impurity particles doped in the fluid medium, so that deposition is avoided, and the rotation of the ball body is smoother and more stable; the lower end of the sealing seat is provided with a lower end groove, the lower end of the filter plate can sink into the lower end groove after being placed in the inlet channel to limit the lower end part of the filter plate, the upper end part of the filter plate is limited by a locking inserted rod, and the locking inserted rod can be embedded into the embedded groove under the elastic acting force of the compression spring so as to achieve the purpose of locking the filter plate; the width of the limiting plate at the lower end of the guide rod is larger than that of the through hole so as to play a limiting role and prevent the guide rod from being entirely separated from the upper end groove; the spacing extension section of apron lower extreme can with the left end looks butt of filter, plays the purpose of location filter, lets the lower extreme of filter can be accurate sink to in the lower extreme groove, can also play the effect of supporting fixed filter simultaneously.

2. In the utility model, the supporting rod is matched with the auxiliary rod to form the sealing cavity, the supporting rod is provided with the injection port communicated with the sealing cavity, the sealing seat is provided with the injection channel communicated with the injection port, the end part of the injection channel is provided with the injection pipe orifice, gas can be injected into the sealing cavity through the injection pipe orifice, and the injected gas can push the guide rod to move upwards so as to drive the locking inserted rod to be separated from the embedded groove of the filter plate, thereby facilitating the installation/disassembly of the filter plate.

3. According to the utility model, the process of embedding the locking inserted bar into the embedded groove can be smoother through the arranged rolling disc.

4. The countersunk groove is arranged in the utility model, so that the head of the second locking bolt can be protected.

5. In the utility model, the sealing seat is made of tungsten-cobalt alloy, so that the hardness and the wear resistance can be improved.

Drawings

FIG. 1 is a schematic diagram of an embodiment;

fig. 2 is an enlarged view of a portion a in fig. 1;

fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: 11. a valve body; 12. a valve cover; 13. a valve stem; 14. a sphere; 15. a sealing seat; 161. a flow inlet channel; 162. a flow outlet channel; 21. a filter plate; 211. an embedding groove; 31. a lower end groove; 41. an upper end groove; 42. a bottom plate; 43. a first locking bolt; 51. a travel groove; 61. a guide rod; 62. a travel hole; 63. a limiting plate; 64. locking the plunger; 641. a rolling disc; 71. sealing grooves; 711. a via hole; 72. a cover plate; 73. a second locking bolt; 74. sinking grooves; 75. a limit extension section; 81. a compression spring; 91. a support rod; 92. an auxiliary lever; 93. sealing the cavity; 94. an injection port; 95. an injection channel; 96. and (3) injecting the liquid into the pipe orifice.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 3;

the embodiment discloses two-way hard ball valve that bumps of pressing, including valve body 11 and set up in valve gap 12 of valve body 11 upper end, the runner that supplies the fluid medium to circulate is offered to valve body 11, installs on valve gap 12 and wears to establish to the valve rod 13 of runner, and the spheroid 14 that rotates along with valve rod 13 is installed to the one end that valve rod 13 is located the runner, and valve body 11 internal fixation is provided with the sealed sealing seat 15 that cooperates spheroid 14 to realize sealedly, and the runner is truncated by spheroid 14 and is formed into runner 161 and outflow 162, above-mentioned conventional structure as the ball valve belongs to prior art.

The sealing seat 15 is made of wear-resistant hard materials;

a filter plate 21 is arranged in the inflow channel 161, and a plurality of filter holes (not marked in the figure) are formed in the filter plate 21;

a lower end groove 31 communicated with the inlet channel 161 is formed at the lower end of the sealing seat 15, and the lower end of the filter plate 21 stretches into and is limited in the lower end groove 31; an upper end groove 41 communicated with the inflow channel 161 is formed in the upper end of the sealing seat 15, a bottom plate 42 is fixedly arranged at the bottom of the upper end groove 41, and a first locking bolt 43 is screwed into the bottom plate 42; the upper end of the upper end groove 41 is provided with a travel groove 51 communicated with the upper end groove 41, and the travel groove 51 and the upper end groove 41 are separated by a bottom plate 42; a longitudinal guide rod 61 is arranged in the upper end groove 41, a travel hole 62 is formed in the bottom plate 42, the upper end of the guide rod 61 passes through the travel hole 62 and stretches into the travel groove 51, a limiting plate 63 is fixedly arranged at the lower end of the guide rod 61, and a locking inserted rod 64 is fixedly arranged at the lower end of the limiting plate 63;

a sealing groove 71 is formed in the sealing seat 15 at a position corresponding to the notch of the upper end groove 41, a cover plate 72 for sealing the upper end groove 41 is embedded in the sealing groove 71, and the cover plate 72 and the sealing seat 15 are fixed through a second locking bolt 73; the cover plate 72 is provided with a through hole 711, the locking inserted bar 64 extends through the through hole 711 and into the inflow channel 161, and the width of the limiting plate 63 is larger than that of the through hole 711 so as to play a limiting role; a compression spring 81 is arranged in the upper end groove 41, one end of the compression spring 81 is propped against the bottom plate 42, the other end is propped against the limiting plate 63, and the locking inserted rod 64 is pushed to move downwards by the elastic acting force of the compression spring 81;

a limiting extension section 75 is fixedly arranged at the lower end of the cover plate 72, and the limiting extension section 75 is abutted with the left end of the filter plate 21;

the upper end of the filter plate 21 is provided with an insertion groove 211, and the locking insert 64 is inserted into the insertion groove 211 under the elastic force of the compression spring 81, so as to lock the filter plate 21.

The upper end of the bottom plate 42 is fixedly provided with an upward supporting rod 91, the supporting rod 91 is propped against the bottom of the stroke groove 51, the upper end of the guide rod 61 is fixedly provided with a right-facing auxiliary rod 92, the auxiliary rod 92 is vertical to the supporting rod 91, the auxiliary rod 92 is attached to the supporting rod 91, an independent sealing cavity 93 is formed between the auxiliary rod 92 and the bottom plate 42, an injection opening 94 communicated with the sealing cavity 93 is formed in the supporting rod 91, an injection channel 95 communicated with the injection opening 94 is formed in the sealing seat 15, the injection channel 95 extends out of the sealing seat 15, an injection pipe orifice 96 communicated with the injection channel 95 is fixedly arranged outside the sealing seat 15, and the injection pipe orifice 96 can be screwed into a bolt for sealing.

Wherein the lower end of the locking plunger 64 is provided with a circular roll disc 641.

Wherein, a sinking groove 74 in which the head of the second locking bolt 73 is sunk is formed on the cover plate 72.

Wherein the seal seat 15 is made of tungsten-cobalt alloy.

The working principle of the embodiment is as follows:

when the filter plate 21 is installed, gas is injected into the injection pipe orifice 96, enters the sealing cavity 93 and pushes the guide rod 61 to move upwards, and the locking insert rod 64 is partially hidden in the upper end groove 41; pushing the filter plate 21 into the inflow channel 161, wherein the upper end of the filter plate 21 is abutted against the limit extension section 75, the lower end of the filter plate 21 can sink to the lower end groove 31, then, the air in the sealing cavity 93 is pumped out, the guide rod 61 moves downwards under the elastic force of the compression spring 81, and the locking insert rod 64 is embedded into the embedded groove 211 so as to achieve the purpose of locking the filter plate 21;

when the filter plate 21 is disassembled, gas is injected into the injection pipe orifice 96, the gas enters the sealing cavity 93 and pushes the guide rod 61 to move upwards, the locking inserting rod 64 can be separated from the embedded groove 211, and the filter plate 21 is lifted by applying force so that the lower end of the filter plate 21 is separated from the lower end groove 31 and then is pulled out transversely; has the advantage of very convenient installation/disassembly.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. The utility model provides a two-way hard ball valve that bumps of pressing, includes valve body (11) and sets up in valve gap (12) of valve body (11) upper end, valve body (11) offer the runner that supplies the fluidic medium to circulate, valve gap (12) on install and wear to valve rod (13) of runner, valve rod (13) be located the one end of runner and install spheroid (14) that rotate along with valve rod (13) synchronization, valve body (11) internal fixation be provided with cooperation spheroid (14) and realize sealed sealing seat (15), the runner cut off by spheroid (14) and form into runner (161) and outflow (162); the method is characterized in that:

the sealing seat (15) is made of wear-resistant hard materials;

a filter plate (21) is arranged in the inflow channel (161), and a plurality of filter holes are formed in the filter plate (21);

a lower end groove (31) communicated with the inflow channel (161) is formed at the lower end of the sealing seat (15), and the lower end of the filter plate (21) extends into and is limited in the lower end groove (31); an upper end groove (41) communicated with the inflow channel (161) is formed in the upper end of the sealing seat (15), a bottom plate (42) is fixedly arranged at the bottom of the upper end groove (41), and a first locking bolt (43) is screwed in the bottom plate (42); the upper end of the upper end groove (41) is provided with a travel groove (51) communicated with the upper end groove, and the travel groove (51) is separated from the upper end groove (41) by a bottom plate (42); a longitudinal guide rod (61) is arranged in the upper end groove (41), a travel hole (62) is formed in the bottom plate (42), the upper end of the guide rod (61) penetrates through the travel hole (62) and stretches into the travel groove (51), a limiting plate (63) is fixedly arranged at the lower end of the limiting plate (63), and a locking inserting rod (64) is fixedly arranged at the lower end of the limiting plate (63);

a sealing groove (71) is formed in the sealing seat (15) at a position corresponding to the notch of the upper end groove (41), a cover plate (72) for sealing the upper end groove (41) is embedded in the sealing groove (71), and the cover plate (72) and the sealing seat (15) are fixed through a second locking bolt (73); the cover plate (72) is provided with a through hole (711), the locking inserted bar (64) extends through the through hole (711) and extends into the inflow channel (161), and the width of the limiting plate (63) is larger than that of the through hole (711) so as to play a limiting role; a compression spring (81) is arranged in the upper end groove (41), one end of the compression spring (81) is propped against the bottom plate (42), the other end of the compression spring is propped against the limiting plate (63), and the locking inserted bar (64) is pushed to move downwards by the elastic acting force of the compression spring (81);

a limiting extension section (75) is fixedly arranged at the lower end of the cover plate (72), and the limiting extension section (75) is abutted with the left end of the filter plate (21);

the upper end of the filter plate (21) is provided with an embedded groove (211), and the locking inserting rod (64) can be embedded into the embedded groove (211) under the elastic action force of the compression spring (81) so as to lock the filter plate (21).

2. The bi-directional pressing hard ball valve of claim 1, wherein: the bottom plate (42) upper end fixedly be provided with bracing piece (91) up, bracing piece (91) support the tank bottom in journey groove (51) upper end fixed be provided with auxiliary rod (92) towards the right side of guide arm (61), auxiliary rod (92) be perpendicular with bracing piece (91), and auxiliary rod (92) paste on bracing piece (91), auxiliary rod (92) and bottom plate (42) between be formed with independent sealed chamber (93), bracing piece (91) on set up with sealed chamber (93) communicating filling port (94) seal seat (15) on set up with filling port (94) communicating injection port (95), injection port (95) extend outside seal seat (15), seal seat (15) external fixation be provided with the communicating injection mouth (96) of injection port (95).

3. The bi-directional pressing hard ball valve of claim 1, wherein: the lower end of the locking plunger (64) is provided with a round rolling disc (641).

4. The bi-directional pressing hard ball valve of claim 1, wherein: a sinking groove (74) in which the head of the second locking bolt (73) is sunk is formed in the cover plate (72).

5. The bi-directional pressing hard ball valve of claim 1, wherein: the sealing seat (15) is made of tungsten-cobalt alloy.