CN220378930U

CN220378930U - Sealing ball valve easy to install

Info

Publication number: CN220378930U
Application number: CN202321997561.4U
Authority: CN
Inventors: 洪本灿
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-01-23
Anticipated expiration: 2033-07-27

Abstract

The utility model discloses an easily-installed sealing ball valve, which comprises a body, a ball valve, a handle part and a connecting pipe, wherein the body is provided with a screwing section, a mounting section, a sealing section and a water outlet section, the inner diameter of the screwing section is gradually decreased from left to right, a ball body is vertically arranged in the mounting section, the bottom surface of the body is provided with a water outlet at the mounting section, a plug is screwed in the water outlet, a sealing cover is screwed in the screwing section, the right end face of the sealing cover is convexly provided with a tightly-embedded convex ring, the ball body is positioned outside the right side of the tightly-embedded convex ring, the right side face of the tightly-embedded convex ring is internally embedded with a left sealing gasket, the sealing section is internally provided with a right sealing gasket, the left end part of the connecting pipe is convexly provided with a laminating block, and a flat gasket is clamped between the right end face of the water outlet section and the laminating block. When the ball body is assembled, the ball body enters from the left end, so that the installation distance of the ball body can be reduced; in the use, dismantle the end cap when meetting cold weather, make the external water of spheroid flow from the water outlet in, avoid the spheroid to soak water and be frozen under cold weather, influence the use.

Description

Sealing ball valve easy to install

Technical Field

The utility model relates to the technical field of ball valves, in particular to an easily-installed sealing ball valve.

Background

The existing ball valve, as in the patent number 2020221493921, comprises a T-shaped external thread valve cover, wherein a high-strength device is arranged inside the T-shaped external thread valve cover, the high-strength device comprises a first O-shaped ring, a novel threaded ball valve body, a ball valve seat, a ball body, a second O-shaped ring, a valve rod, a thickened flat pad, a hexagon head bolt, a ball valve handle, DN50, an elongated stepped flat joint and a ball hole, two groups of first O-shaped rings are arranged inside the T-shaped external thread valve cover, two groups of first O-shaped rings are embedded in the top end inside the novel threaded ball valve body, a group of ball valve seats are respectively arranged on the left side and the right side inside the T-shaped external thread valve cover, a ball body is arranged between the two groups of ball valve seats, the second O-shaped ring is arranged on the upper portion of the ball body, the second O-shaped ring is connected with the valve rod, the thickened flat pad is fixedly connected with the top of the valve rod, the hexagon head bolt is fixedly connected with the ball valve handle, the DN50 is fixedly connected with the DN head bolt, the ball valve handle is fixedly connected with the DN50, the DN50 is fixedly arranged inside the annular stepped flat joint, and the DN50 is fixedly connected with the spherical threaded valve seat by the DN 50. When the novel T-shaped external thread valve cover is applied, the ball valve handle is rotated for ninety degrees by taking the hexagon head bolt as a turning point, the valve rod at the bottom is driven to drive the sphere to rotate for ninety degrees, so that the ball hole on the sphere is consistent with the empty barrel grooved in the T-shaped external thread valve cover, and the T-shaped external thread valve cover integrally starts to work and run; when the ball valve needs to be tightly closed, the ball valve is in a closed state only by reversely rotating the handle of the ball valve again to rotate ninety degrees.

However, in the ball valve with the structure, the ball body is close to the ball valve seat, the ball valve seat is positioned at one end of the threaded novel ball valve body, the T-shaped external thread valve cover is positioned at the other end of the threaded novel ball valve body, the threaded novel ball valve body is long, the ball body is not easy to install when extending into the ball valve seat from the T-shaped external thread valve cover, and the ball body is in sealing fit with the threaded novel ball valve body through the sealing ring; in addition, water flows to the position, outside the ball body, in the threaded novel ball valve body, so that the ball body can be soaked in water, and if the water outside the ball body is frozen in cold weather, the ball body is fixed to influence the use;

in view of the above, the present inventors have conducted intensive studies on the above problems, and have produced the present utility model.

Disclosure of Invention

The utility model aims to provide an easily-installed sealing ball valve, which solves the problems that the ball body is difficult to install, a sealing ring between a T-shaped external thread valve cover and a novel threaded ball valve body is easy to damage, so that the sealing performance is poor, and the ball body is easy to freeze in cold weather to influence the use of the ball valve.

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

the utility model provides an easily install sealed ball valve, includes body, ball valve, handle part and connecting pipe, and the body is the cavity body that both ends are open, and ball valve dismantlement is installed in the body, and connecting pipe and body dismantlement are installed and are outside the body, have spheroid and valve rod on the ball valve, and spheroid and valve rod dismantlement are installed, and the first end of valve rod stretches out outside the body, and handle part links together with the first end tip of valve body; the method is characterized in that: the utility model provides a water inlet direction with the body is from left to right, the body has the spiral shell section that sets gradually from left to right, the installation section, sealing section and play water section, spiral shell section, the installation section, sealing section and play water section's internal diameter is from left to right progressively decrease in proper order, the spheroid erects in the installation section, the bottom surface of body is located the installation section department and has been seted up runs through from top to bottom and be in the water outlet of spheroid below, the spiral shell is equipped with the end cap in the water outlet, the spiral shell is equipped with the closing cap in the spiral shell section, set up the water inlet that runs through from left to right on the closing cap, the right-hand member terminal surface of closing cap protruding be equipped with inlay tight bulge loop in the installation section, and the spheroid is in inlay tight bulge loop right side outside, inlay tight bulge loop's right flank is embedded to be equipped with spheroid sealing washer, sealing section is equipped with the right sealing washer who presss between spheroid and play water section, the left end portion of above-mentioned connecting pipe protruding laminating piece is equipped with the laminating piece with the cover and is located out water section outside the water section and with the spiral shell bulge loop that is connected with play water section screw shell bulge loop, laminating between the right end face and the play water section.

The body has the expanding section, the convergent section and be in the changeover portion between expanding section and the convergent section, the external diameter of expanding section, convergent section and changeover portion gradually reduces from left to right, the left end of spiral shell closes section and installation section constitutes the expanding section, the spheroid is in the right-hand member of installation section, the right flank of changeover portion is protruding to be equipped with the closed loop lug that its external diameter is unanimous with the external diameter of changeover portion right side, the spheroid has along controlling the water hole that runs through, the left surface of closed loop lug is concave to be equipped with the right closed loop recess that is linked together with the cavity of body right side, the right-hand member lateral wall part of spheroid stretches into in the right closed loop recess and through above-mentioned right sealing washer and play water section sealing fit, this closed loop lug constitutes the sealing section, the convergent section be the play water section.

The extending direction of the valve rod is taken as the up-down direction, the bottom surface of the installation section is downwards convexly provided with a water discharge column, the water discharge column is provided with the water outlet communicated with the hollow cavity of the body, the plug is provided with a screw installation section and a sealing fit section positioned below the screw installation section, the screw installation section is screwed and installed in the lower end of the water discharge column, the top surface of the sealing fit section is matched with the bottom surface of the water discharge column in a fitting manner, the bottom surface of the water discharge column is upwards concavely provided with a sealing port communicated with the water outlet, and a sealing ring is embedded in the sealing port.

The sealing cover is provided with a left threaded portion and a right sealing portion positioned on the right side of the left sealing portion, the left threaded portion is positioned in the threaded section, an external thread is arranged on the outer side wall of the left threaded portion, an internal thread corresponding to the external thread is arranged on the inner side wall of the left end of the diameter expanding section, the right sealing portion is positioned in the transition section, a left closed-loop-shaped groove communicated with the hollow cavity of the body is concavely arranged on the right side of the right sealing portion to the left, and the left end portion of the sphere stretches into the left closed-loop-shaped groove and is in sealing fit with the sealing cover through the left sealing gasket, and the embedded convex ring is the right sealing portion.

The left side face of the left threaded portion is concavely provided with an embedded groove to the right, and a sealing gasket is embedded in the embedded groove.

The utility model discloses a ball valve is characterized by comprising a body, a valve rod, a mounting block, a limiting block, a sealing block and a sealing block, wherein the mounting block is convexly arranged on the outer side wall of the transition section, the mounting block is provided with a mounting cavity which extends along the vertical direction and is communicated with a hollow cavity of the body, the valve rod is vertically arranged in the mounting cavity, an O-shaped ring which is in sealing fit with the mounting cavity is embedded on the outer side wall of the valve rod, a limiting groove which is communicated with the mounting cavity and is arranged below the mounting block is concavely arranged on the inner top surface of the transition section, a limiting block which can extend into the limiting groove is convexly arranged at the lower end of the valve rod, a distance is reserved between the top surface of the limiting block and the groove top of the limiting groove, and the bottom surface of the limiting block is convexly provided with a tightly-embedded block which extends into the upper end of the ball.

The top surface left end indent of installation piece is equipped with non-closed-loop shape recess downwards, the handle part has stop collar and handle, and the upper end fixed connection of stop collar and valve rod, and the lower extreme of stop collar is rotated and is installed in the upper end of installation piece, inwards protruding the being equipped with on the stop collar fold the briquetting of pressing on non-closed-loop shape recess's tank bottom, the handle is along controlling the horizontal setting of direction, and the left end of handle is in the same place with the stop collar installation.

The utility model relates to an easily-installed sealing ball valve, which is characterized in that when in assembly, a right sealing gasket is embedded into a sealing section, a ball body is pushed into a hollow space of an installation section from a screwing section, a valve rod extends into the upper end of the ball body, a left sealing gasket is embedded into a tight-embedded convex ring, the right end of a sealing cover extends into the left end of the installation section, the left end of the sealing cover is screwed into the screwing section, and finally a flat gasket is placed between the right end face of a water outlet section and a fitting block, and the water outlet section is screwed with the screwed convex ring, so that the installation is completed; the ball enters from the screwing section, the distance in the left-right direction of the screwing section is smaller than the distance from the installation section to the right end of the water outlet section, the installation distance of the ball during installation can be reduced by entering from the left end, the installation is convenient, the flat gasket cannot be damaged when the water outlet section is screwed into the screwing convex ring, and the tightness between the water outlet section and the connecting pipe can be ensured in the use process; when the sealing device is applied, the valve rod is rotated, the valve rod drives the ball body to rotate, so that the ball body is communicated with the hollow space of the body, at the moment, water flows into the ball body from the water inlet of the sealing cover, and is in sealing fit with the sealing cover under the action of the left sealing gasket and the sealing cover, and is in sealing fit with the water outlet section under the action of the right sealing gasket, the water flows into the hollow space of the water outlet section from the ball body, under the action of the flat gasket between the water outlet section and the bonding block, the water is prevented from flowing out from the space between the water outlet section and the sealing cover, and finally the water flows out from the connecting pipe.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic diagram of still another structure of the present utility model.

Detailed Description

For further explanation of the technical scheme of the present utility model, the following is described in detail with reference to the accompanying drawings.

The utility model provides an easy-to-install sealed ball valve, as shown in FIG. 1, including body 1, ball valve 2, handle part 3 and connecting pipe 4, body 1 is the cavity body that both ends are open, ball valve 2 dismantles the installation in body 1, connecting pipe 4 dismantles the installation with body 1 and is outside body 1, ball valve 2 is last to have spheroid 21 and valve rod 22, spheroid 21 dismantles the installation with valve rod 22, the first end of valve rod 22 stretches out outside body 1, handle part 3 links together with the first end tip of valve body, be equipped with on the spheroid 21 and supply water flow through hole 100; when the ball valve is used, when the ball valve needs to be opened, the handle part 3 is rotated, the handle part 3 rotates, the valve rod 22 drives the ball body 21 to rotate, the water passing hole 100 on the ball body 21 is communicated with the hollow space of the body 1, and water flows into the water passing hole of the ball body 21 and flows into the connecting pipe 4; conversely, the handle part 3 is rotated reversely, and at this time, the hollow cavity of the body is blocked by the part of the side wall of the ball 21 outside the water passing hole 100, so that water cannot pass through the water passing hole 100 of the ball, and the ball valve is in a closed state.

Taking the water inlet direction of the body 1 as from left to right and the first end of the valve rod 22 as the upper part, the body 1 is provided with a screwing section 11, a mounting section 12, a sealing section 13 and a water outlet section 14 which are sequentially arranged from left to right, the inner diameters of the screwing section 11, the mounting section 12, the sealing section 13 and the water outlet section 14 are sequentially decreased from left to right, a ball 21 is erected in the mounting section 12, a water outlet 200 which penetrates up and down and is positioned below the ball 21 is formed in the position of the bottom surface of the body 1 at the mounting section 12, and a plug 5 is screwed in the water outlet 200; specifically, the body is provided with an expanding section, a tapering section and a transition section between the expanding section and the tapering section, the outer diameters of the expanding section, the tapering section and the transition section taper from left to right, the left ends of the screwing section 11 and the mounting section 12 form the expanding section, the ball 21 is positioned in the right end of the mounting section 12, the bottom surface of the mounting section 13 is provided with a water discharge column 131 in a downward protruding manner, the water discharge column 131 is provided with the water discharge port 200 communicated with the hollow cavity of the body, the plug 5 is provided with a screwing section 51 and a sealing and attaching section 52 positioned below the screwing section 51, the screwing section 51 is screwed and mounted in the lower end of the water discharge column 131, the top surface of the sealing joint section 52 is matched with the bottom surface of the water discharge column 131, the bottom surface of the water discharge column 131 is concavely provided with a sealing port communicated with the water discharge port 200, the sealing port is internally embedded with a sealing ring 1311, the right side surface of the transition section is convexly provided with a closed-loop-shaped protruding block with the outer diameter consistent with that of the transition section to the right, the closed-loop-shaped protruding block is positioned above the right side of the water discharge column 131, the right end of the sphere 21 is matched with the left end of the closed-loop-shaped protruding block in a sealing way, the left side of the water discharge section is integrally connected with the closed-loop-shaped protruding block, the closed-loop-shaped protruding block is the sealing section 13, and the tapered section is the water discharge section 14; when the ball valve is applied, if the sealing and attaching section can be rotated in cold weather, the screw-on section 51 can screw out from the water discharging column 131, and water outside the ball 21 can flow out from the water discharging port 200, so that the ball 21 is prevented from being frozen due to the fact that the ball 21 is soaked in water, and the use is influenced.

The sealing cover 6 is screwed in the screwing section 11, a water inlet 300 penetrating left and right is formed in the sealing cover 6, a tight-embedding convex ring embedded in the mounting section 12 is convexly arranged on the right end face of the sealing cover 6, the ball 21 is positioned outside the right side of the tight-embedding convex ring, a left sealing gasket 211 in sealing fit with the ball 21 is embedded in the right side face of the tight-embedding convex ring, and a right sealing gasket 212 clamped between the ball 21 and the water outlet section 14 is arranged in the sealing section 13 in a padded manner; specifically, the cover 6 has a left threaded portion 61 and a right sealing portion 62 located on the right side of the left sealing portion, the left threaded portion 61 is located in the threaded section 11, a first external thread is provided on the outer side wall of the left threaded portion 61, a first internal thread corresponding to the first external thread is provided on the left end inner side wall of the expanded diameter section, the right sealing portion 62 is located in the left end portion of the transition section, a left closed-loop groove communicated with the hollow cavity of the body 1 is concavely formed on the right side of the right sealing portion 62 to the left, the left end portion of the ball 21 extends into the left closed-loop groove and is in sealing fit with the cover 6 through the left sealing gasket 211, the tight-fitting convex ring is the right sealing portion 62, the left side surface of the closed-loop convex block is concavely provided with a right closed-loop groove communicated with the hollow space of the body to the right, the right end outer side wall portion of the ball 21 extends into the right closed-loop groove and is in sealing fit with the water outlet section 14 through the right sealing gasket 212, and the inner diameters of the left sealing gasket 211, the right sealing gasket 212 and the water outlet section 14 are more smoothly flowing from left to right; the mounting block 7 above the ball 21 is convexly arranged on the outer side wall of the transition section, the mounting block 7 is provided with a mounting cavity which extends along the up-down direction and is communicated with the hollow cavity of the body 1, the valve rod 22 is vertically arranged in the mounting cavity, an O-shaped ring (not shown in the figure) which is in sealing fit with the mounting cavity is embedded on the outer side wall of the valve rod 22, the inner top surface of the transition section is concavely provided with a limit groove 400 which is communicated with the mounting cavity and is positioned below the mounting block 7, the lower end part of the valve rod 22 is convexly provided with a limit block 221 which can extend into the limit groove 400, a space is reserved between the top surface of the limit block 221 and the groove top of the limit groove 400, a tetrafluoro gasket (not shown in the figure) is arranged in the space range, the bottom surface of the limit block 221 is convexly provided with a clamping block 222 which extends into the upper end of the ball 21, and the top surface of the ball is provided with a clamping opening for clamping the clamping block 222. When the novel water outlet pipe is used, the distance between the screwing section 11 and the mounting section 12 is smaller than the distance between the water outlet section 14 and the mounting section 12, so that the ball 21 stretches into the mounting section 12 from the hollow space of the screwing section 11, the mounting distance of the ball 21 can be reduced, and the novel water outlet pipe is convenient to mount; in addition, when the tight-fitting block 222 of the valve rod 22 falls into the tight-fitting opening of the ball 21 in the process of installing the ball 21, the ball 21 needs to be clamped into the hollow space of the installation section 12, and at the moment, upward pushing force is generated on the valve rod, and the valve rod 22 is not easy to fall off from the installation cavity because the limit block 221 is limited in the range of the limit groove 400; furthermore, the arrangement of the O-shaped ring and the tetrafluoro gasket prevents water flow from flowing into the mounting cavity from the interval to erode the valve rod, thereby prolonging the service life of the valve rod.

The left end part of the connecting pipe 4 is convexly provided with a fitting block 41 which is in sealing fit with the right end surface of the water outlet section 14, the fitting block 41 is provided with a screwed convex ring 411 which is sleeved outside the water outlet section 14 and is in screwed connection with the water outlet section 14, and a flat gasket 141 is clamped between the right end surface of the water outlet section 14 and the fitting block 41; specifically, the flat washer 141 is a silica gel washer, the outer side wall of the water outlet section 14 is provided with a second external thread, the inner side wall of the screwed convex ring 411 is provided with a second internal thread corresponding to the second external thread, the second external thread and the second internal thread are circular threads, preferably, the convex ring 411 and the water outlet section 14 are made of stainless steel, and the convex ring 411 and the right end face of the water outlet section 14 are integrally welded together; during application, the screwed convex ring 411 is screwed and installed outside the water outlet section, when the water outlet section 14 moves towards the direction of the jointing block 41 and contacts with the flat gasket 141, the flat gasket 141 is clamped between the water outlet section 14 and the jointing block 41, the flat gasket is not worn by the relative movement of the water outlet section 14 and the jointing block 41 in the installation process, meanwhile, the flat gasket 141 adopts a silica gel gasket, the tightness between the water outlet section 14 and the jointing block 41 is further enhanced, water is prevented from flowing out from the hollow cavity of the body, in addition, the round threads can prevent dirt accumulation and mechanical damage, the edges of the round threads are not easy to damage compared with the edges of the sharp threads, and are more wear-resistant, and the convex ring 411 and the water outlet section 14 are integrally welded, so that water leakage is not easy to occur between the connecting pipe 4 and the water outlet section 14.

According to the easily-installed sealing ball valve, when the easily-installed sealing ball valve is assembled, the right sealing gasket 212 is embedded into the right closed-loop-shaped groove, the ball 21 is pushed into the hollow space of the installation section 12 from the screwing section 11, the embedded block 222 of the valve rod 22 stretches into the embedded opening of the ball 21, the left sealing gasket 211 is embedded into the left closed-loop-shaped groove, the right sealing part 62 of the sealing cover 6 stretches into the left end part of the installation section 12, the left screwing part 61 of the sealing cover 6 is screwed into the screwing section 11, finally, the flat gasket 141 is placed between the right end surface of the water outlet section 14 and the attaching block 41, and the water outlet section 14 is screwed with the screwing convex ring 411, so that the installation is completed, and as the ball 11 enters from the screwing section 11, the distance in the left and right directions of the screwing section 11 is smaller than the distance from the installation section 12 to the right end of the water outlet section 13, the installation distance of the ball 21 can be reduced, the installation is convenient, the flat gasket is conveniently installed, and the flat gasket is positioned between the water outlet section and the water outlet section is not damaged in the screwing convex ring, and the sealing ball can not be damaged in the process; when the sealing device is applied, the valve rod 22 is rotated, the valve rod 22 drives the ball 21 to rotate under the cooperation of the embedded opening and the embedded block 22, so that the water passing hole 100 of the ball 21 is communicated with the hollow space of the body, at the moment, water flows into the water passing hole 100 of the ball 21 from the water inlet 300 of the sealing cover 6, and flows into the ball 21 under the action of the left sealing gasket 211, the ball 21 is in sealing cooperation with the sealing cover 6 and in sealing cooperation with the water outlet section 14 under the cooperation of the right sealing gasket 212, the water flows into the hollow space of the water outlet section 14 from the water passing hole 100, and under the action of the flat gasket 141 between the water outlet section 14 and the attaching block 41, the water is prevented from flowing out from the space between the water outlet section 14 and the sealing cover, and finally the water flows out from the connecting pipe 4; meanwhile, in the use process, if the plug 5 is detached in cold weather, water outside the sphere 21 flows out from the water outlet 200, so that the sphere 21 is prevented from being frozen due to soaking in water in cold weather, and the use is prevented from being influenced; and the connecting pipe 4 and the water outlet section 14 are integrally welded, so that the water outlet end of the whole device is not easy to leak water.

In the present utility model, it is preferable that the left side surface of the left threaded portion 61 is concavely provided with an insertion groove, and the insertion groove is embedded with a sealing gasket 611; in application, when the ball valve needs to be installed with other tubular objects, the sealing gasket 611 is arranged, so that the sealing performance of the ball valve and the other tubular objects can be enhanced.

In the present utility model, preferably, the left end of the top surface of the mounting block 7 is concavely provided with a non-closed-loop groove, the handle component 3 is provided with a stop collar 31 and a handle 32, the upper end of the stop collar 31 is fixedly connected with the upper end of the valve rod 22, i.e. the top surface of the valve rod 22 is concavely provided with a lower mounting hole, the top surface of the stop collar 31 is provided with an upper mounting hole opposite to the lower mounting hole, the stop collar 31 sequentially passes through the upper mounting hole and the lower mounting hole downwards through a mounting bolt to be mounted together with the valve rod 22, the lower end of the stop collar 31 is rotatably mounted at the upper end of the mounting block 7, i.e. the stop collar 31 is in a block structure, the bottom surface of the stop collar 31 is concavely provided with a mounting hole upwards, the upper end of the mounting block 7 is positioned in the range of the mounting hole, the stop collar 31 is concavely provided with a stacking block pressed on the bottom of the non-closed-loop groove, the handle 32 is horizontally arranged along the left and right direction, and the left end of the handle is mounted together with the stop collar 31; during application, the limit sleeve 31 and the valve rod 22 are installed together through the mounting bolts, the handle is rotated to drive the valve rod to rotate, and then the ball body is driven to rotate, meanwhile, the pressing block is matched with the non-closed-loop-shaped groove, so that the side groove wall of the non-closed-loop-shaped groove can be touched when the handle 32 rotates in place, and whether the handle 32 rotates in place is known.

In the present utility model, preferably, the handle part 3 has a stop collar 31 and a handle 32, the top surface of the valve rod 22 is flush with the top surface of the installation block 7, an inner non-closed loop groove communicated with the hollow space of the installation block 7 is concavely arranged on the outer side wall of the installation block 7, the handle is horizontally arranged along the left-right direction, a screw groove for screwing one end of the handle into is concavely arranged on the outer side wall of the valve rod 22, the screw groove is oppositely arranged with the inner non-closed loop groove, the stop collar 31 is sleeved outside the upper end of the installation block 7, an outer non-closed loop groove matched with the inner non-closed loop groove in size is concavely arranged on the outer side wall of the stop collar 31, namely, an external thread is arranged on the outer side wall of the left end of the handle 32, an internal thread is arranged in the screw groove, and the left end of the handle 32 sequentially penetrates through the outer non-closed loop groove, the inner non-closed loop groove and the screw groove to be screwed with the valve rod 22 together; when the ball valve is applied, the handle 32 is rotated, the handle 32 rotates in the outer non-closed-loop groove and the inner non-closed-loop groove, and the handle 32 is screwed on the valve rod 22, so that the valve rod 22 can be driven to rotate when the handle 32 rotates, and the ball 21 is driven to rotate by the embedded block 222; in addition, under the action of the limiting sleeve 31, the handle 32 can rotate in the outer non-closed-loop groove and the inner non-closed-loop groove, so that the handle is not easy to deviate.

In the present utility model, preferably, the attaching block 41 has a closed-loop structure, the outer side wall of the right end of the attaching block 41 is concavely provided with a closed-loop groove toward the center direction of the connecting pipe 4, the screwing convex ring 411 has a closed-loop structure, and the inner side wall of the screwing convex ring 411 is convexly provided with a pressing block 4111 embedded in the closed-loop groove; when the connecting pipe is applied, the screwing convex ring 411 is screwed in the direction of the water outlet section 14, the compression block 4111 is driven to move leftwards, and at the moment, the compression block 4111 presses the bonding block 41 leftwards, so that the bonding block 41 is clamped between the water outlet section 14 and the compression block 4111, the connecting pipe 4 is firmly installed, and meanwhile, the connecting pipe is convenient to install.

The form of the present utility model is not limited to the illustrations and examples, and any person who performs a similar idea of the present utility model should be regarded as not departing from the scope of the patent of the utility model.

Claims

1. The utility model provides an easily install sealed ball valve, includes body, ball valve, handle part and connecting pipe, and the body is the cavity body that both ends are open, and ball valve dismantlement is installed in the body, and connecting pipe and body dismantlement are installed and are outside the body, have spheroid and valve rod on the ball valve, and spheroid and valve rod dismantlement are installed, and the first end of valve rod stretches out outside the body, and handle part links together with the first end tip of valve body; the method is characterized in that: the utility model provides a water inlet direction with the body is from left to right, the body has the spiral shell section that sets gradually from left to right, the installation section, sealing section and play water section, spiral shell section, the installation section, sealing section and play water section's internal diameter is from left to right progressively decrease in proper order, the spheroid erects in the installation section, the bottom surface of body is located the installation section department and has been seted up runs through from top to bottom and be in the water outlet of spheroid below, the spiral shell is equipped with the end cap in the water outlet, the spiral shell is equipped with the closing cap in the spiral shell section, set up the water inlet that runs through from left to right on the closing cap, the right-hand member terminal surface of closing cap protruding be equipped with inlay tight bulge loop in the installation section, and the spheroid is in inlay tight bulge loop right side outside, inlay tight bulge loop's right flank is embedded to be equipped with spheroid sealing washer, sealing section is equipped with the right sealing washer who presss clamp between spheroid and play water section, the left end portion of above-mentioned connecting pipe is equipped with the laminating piece with the cover and locate the water outlet outside the flat bulge loop that closes the connection with play water section, laminating washer has between the right end face and the play water section.

2. The easily installed sealed ball valve of claim 1, wherein: the body has the expanding section, the convergent section and be in the changeover portion between expanding section and the convergent section, the external diameter of expanding section, convergent section and changeover portion gradually reduces from left to right, the left end of spiral shell closes section and installation section constitutes the expanding section, the spheroid is in the right-hand member of installation section, the right flank of changeover portion is protruding to be equipped with the closed loop lug that its external diameter is unanimous with the external diameter of changeover portion right side, the spheroid has along controlling the water hole that runs through, the left surface of closed loop lug is concave to be equipped with the right closed loop recess that is linked together with the cavity of body right side, the right-hand member lateral wall part of spheroid stretches into in the right closed loop recess and through above-mentioned right sealing washer and play water section sealing fit, this closed loop lug constitutes the sealing section, the convergent section be the play water section.

3. The easily installed sealed ball valve of claim 2, wherein: the extending direction of the valve rod is taken as the up-down direction, the bottom surface of the installation section is downwards convexly provided with a water discharge column, the water discharge column is provided with the water outlet communicated with the hollow cavity of the body, the plug is provided with a screw installation section and a sealing fit section positioned below the screw installation section, the screw installation section is screwed and installed in the lower end of the water discharge column, the top surface of the sealing fit section is matched with the bottom surface of the water discharge column in a fitting manner, the bottom surface of the water discharge column is upwards concavely provided with a sealing port communicated with the water outlet, and a sealing ring is embedded in the sealing port.

4. The easily installed sealed ball valve of claim 2, wherein: the sealing cover is provided with a left threaded portion and a right sealing portion positioned on the right side of the left sealing portion, the left threaded portion is positioned in the threaded section, an external thread is arranged on the outer side wall of the left threaded portion, an internal thread corresponding to the external thread is arranged on the inner side wall of the left end of the diameter expanding section, the right sealing portion is positioned in the transition section, a left closed-loop-shaped groove communicated with the hollow cavity of the body is concavely arranged on the right side of the right sealing portion to the left, and the left end portion of the sphere stretches into the left closed-loop-shaped groove and is in sealing fit with the sealing cover through the left sealing gasket, and the embedded convex ring is the right sealing portion.

5. The easily installed sealed ball valve of claim 4, wherein: the left side face of the left threaded portion is concavely provided with an embedded groove to the right, and a sealing gasket is embedded in the embedded groove.

6. The easily installed sealed ball valve of claim 2, wherein: the utility model discloses a ball valve is characterized by comprising a body, a valve rod, a mounting block, a limiting block, a sealing block and a sealing block, wherein the mounting block is convexly arranged on the outer side wall of the transition section, the mounting block is provided with a mounting cavity which extends along the vertical direction and is communicated with a hollow cavity of the body, the valve rod is vertically arranged in the mounting cavity, an O-shaped ring which is in sealing fit with the mounting cavity is embedded on the outer side wall of the valve rod, a limiting groove which is communicated with the mounting cavity and is arranged below the mounting block is concavely arranged on the inner top surface of the transition section, a limiting block which can extend into the limiting groove is convexly arranged at the lower end of the valve rod, a distance is reserved between the top surface of the limiting block and the groove top of the limiting groove, and the bottom surface of the limiting block is convexly provided with a tightly-embedded block which extends into the upper end of the ball.

7. The easily installed sealed ball valve of claim 6, wherein: the handle part has stop collar and handle, and the top surface of valve rod flushes with the top surface of installation piece, and the lateral wall of installation piece is concave to be equipped with the interior non-closed loop shape recess that is linked together with the cavity space of installation piece, and the handle lies horizontally along the left and right sides and sets up, and the lateral wall of valve rod is concave to be equipped with the spiral shell dress groove that supplies the one end spiral shell dress of handle in interior, and spiral shell dress groove sets up with interior non-closed loop shape recess relatively, and the stop collar cover is established outside the upper end of installation piece, and the lateral wall of stop collar is concave to be equipped with interior non-closed loop shape recess size assorted outer non-closed loop shape recess.

8. The easily installed sealed ball valve of claim 6, wherein: the top surface indent of installation piece is equipped with non-closed-loop shape recess downwards, the handle part has stop collar and handle, and the upper end of stop collar and the upper end fixed connection of valve rod, and the lower extreme of stop collar is rotated and is installed in the upper end of installation piece, inwards protruding the being equipped with on the stop collar fold the briquetting of pressing on non-closed-loop shape recess's tank bottom, the handle lies on the side along controlling the direction and crouches and set up, and the one end of handle is in the same place with the stop collar installation.