CN219453015U - Stainless steel ball valve core convenient to install - Google Patents

Abstract

The utility model discloses a stainless steel ball valve core convenient to install, which comprises a valve body, wherein a valve rod is fixedly arranged above the valve body, valve seats are respectively arranged on two sides of the valve body, an outer cover is fixedly arranged outside the valve body, and a plurality of groups of lantern rings are uniformly arranged on the outer wall of the valve seat. The connecting rod both ends of this stainless steel ball valve case convenient to installation are equipped with the screw thread that agrees with mutually with the bolt respectively, and the connecting rod constitutes spiral locking structure with the bolt, recess and lug size between the block gear agree with mutually, and multiunit bolt passes through the block gear and constitutes linkage structure, thereby drive other bolts and rotate in step through rotatory one of them bolt, and then reduce the required time that consumes of bolt installation, the device baffle passes through the pull rod and constitutes sliding structure with the through-hole between dustcoat, valve body, and the screw rod passes through spiral groove and case constitution spiral locking structure, thereby rotate in the valve body inside through the supplementary case of screw rod, and then conveniently install it.

Description

Stainless steel ball valve core convenient to install

Technical Field

The utility model relates to the technical field of stainless steel ball valves, in particular to a stainless steel ball valve core convenient to install.

Background

The stainless steel ball valve can be tightly closed by rotating by 90 degrees and small rotating moment, and the inner cavity of the valve body is completely equal, so that a flow passage with small resistance and straight passage is provided for a medium. In the manufacturing process of the stainless steel ball valve, a valve core needs to be installed in the valve body, so that the ball valve works.

The existing valve core is long in installation time due to too many bolts in the installation process, and the valve core is inconvenient to rotate in the valve body, so that the installation of the valve core is hindered. For this reason, a stainless steel ball valve cartridge that is easy to install has been proposed to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a stainless steel ball valve core convenient to install, which solves the problems that the prior valve core provided in the background art is long in installation time caused by too many bolts in the installation process, and the valve core is inconvenient to rotate in a valve body, so that the installation of the valve core is hindered.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the stainless steel ball valve core comprises a valve body, wherein a valve rod is fixedly arranged above the valve body, valve seats are respectively arranged at two sides of the valve body, an outer cover is fixedly arranged outside the valve body, a plurality of groups of lantern rings are uniformly arranged on the outer wall of the valve seat, connecting rods are inserted in the lantern rings, bolts are respectively screwed at two ends of the connecting rods on the outer wall of the lantern rings, and clamping gears are sleeved on the outer walls of the bolts;

the valve body is internally provided with a valve core, two sides of the valve body are respectively provided with a fixed rod at the inner wall, the fixed rods are movably provided with telescopic rods in the fixed rods, one ends of the telescopic rods are provided with connecting plates in the fixed rods, one ends of the connecting plates are fixedly provided with first springs, the other ends of the second springs are connected with pull plates outside the valve body, the valve core is provided with a fixed block at the outer wall below, a spiral groove is formed below the fixed block, a screw is screwed in the spiral groove, through holes are correspondingly formed in the valve body and the outer cover below the spiral groove, a baffle is arranged between the valve body and the outer cover at the through holes, soft rubber blocks are respectively arranged at two ends of the baffle, and one end of the baffle is fixedly provided with a pull rod;

the valve body evenly is equipped with three groups of second springs in the inner wall, and the limiting plate is connected to the second spring other end, limiting plate inner wall laminating is in the case surface.

Preferably, the two ends of the connecting rod are respectively provided with threads matched with the bolts, the connecting rod and the bolts form a spiral locking structure, grooves between the clamping gears are matched with the bumps in size, and a plurality of groups of bolts form a linkage structure through the clamping gears.

Preferably, the pull plate and the valve body form an elastic telescopic structure through the first spring, and the telescopic rod forms a sliding structure through the first spring, the pull plate and the fixed rod.

Preferably, the baffle forms a sliding structure with the through hole between the outer cover and the valve body through the pull rod, and the screw rod forms a spiral locking structure with the valve core through the spiral groove.

Preferably, the limiting plate is arc-shaped, and the limiting plate and the valve core form an elastic extrusion limiting structure through the second spring.

Compared with the prior art, the utility model has the beneficial effects that: the connecting rod both ends of this stainless steel ball valve case convenient to installation are equipped with the screw thread that agrees with mutually with the bolt respectively, and the connecting rod constitutes spiral locking structure with the bolt, recess and lug size between the block gear agree with mutually, and multiunit bolt passes through the block gear and constitutes linkage structure, thereby drive other bolts and rotate in step through rotatory one of them bolt, and then reduce the required time that consumes of bolt installation, the device baffle passes through the pull rod and constitutes sliding structure with the through-hole between dustcoat, valve body, and the screw rod passes through spiral groove and case constitution spiral locking structure, thereby rotate in the valve body inside through the supplementary case of screw rod, and then conveniently install it.

Drawings

FIG. 1 is a schematic diagram of a valve core clamping gear assembly of a stainless steel ball valve, which is convenient to install;

FIG. 2 is a schematic diagram of a valve core structure of a stainless steel ball valve of the present utility model;

FIG. 3 is a schematic top view of a stainless steel ball valve core elastic limit assembly of the present utility model;

FIG. 4 is a schematic illustration of a valve core support assembly of a stainless steel ball valve of the present utility model for ease of installation;

fig. 5 is a schematic top view of a stainless steel ball valve cartridge snap-in gear assembly of the present utility model for easy installation.

In the figure: 1. valve body, 2, valve rod, 3, disk seat, 4, dustcoat, 5, the lantern ring, 6, connecting rod, 7, bolt, 8, block gear, 9, case, 10, dead lever, 11, telescopic link, 12, first spring, 13, arm-tie, 14, helical groove, 15, through-hole, 16, screw rod, 17, baffle, 18, soft rubber piece, 19, second spring, 20, limiting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the stainless steel ball valve core comprises a valve body 1, wherein a valve rod 2 is fixedly arranged above the valve body 1, valve seats 3 are respectively arranged on two sides of the valve body 1, an outer cover 4 is fixedly arranged outside the valve body 1, a plurality of groups of lantern rings 5 are uniformly arranged on the outer wall of the valve seat 3, connecting rods 6 are inserted in the lantern rings 5, bolts 7 are respectively screwed at two ends of the connecting rods 6 on the outer wall of the lantern rings 5, and clamping gears 8 are sleeved on the outer walls of the bolts 7;

further, the screw threads matched with the bolts 7 are respectively arranged at the two ends of the connecting rod 6, the connecting rod 6 and the bolts 7 form a spiral locking structure, grooves between the clamping gears 8 are matched with the sizes of the bumps, and the plurality of groups of bolts 7 form a linkage structure through the clamping gears 8, so that other bolts 7 are driven to synchronously spiral through one group of bolts 7, and the time consumed in the device combination process is further reduced.

The valve body 1 is internally provided with a valve core 9, the two sides of the valve body 1 are respectively provided with a fixed rod 10 on the inner wall, a telescopic rod 11 is movably arranged in the fixed rod 10, one end of the telescopic rod 11 is provided with a connecting plate in the fixed rod 10, one end of the connecting plate is fixedly provided with a first spring 12, and the other end of the second spring 12 is connected with a pull plate 13 outside the valve body 1;

further, the pull plate 13 forms an elastic telescopic structure with the valve body 1 through the first spring 12, and the telescopic rod 11 forms a sliding structure with the fixed rod 10 through the first spring 12 and the pull plate 13, so that the telescopic rod 11 is moved through the pull plate 13, the valve core 9 is supported through the telescopic rod 11 conveniently, and the first spring 12 can avoid the influence of the pull plate 13 on the installation of the valve seat 3.

The valve core 9 is provided with a fixed block on the outer wall below, a spiral groove 14 is arranged below the fixed block, a screw 16 is screwed in the spiral groove 14, a through hole 15 is correspondingly arranged on the valve body 1 and the outer cover 4 below the spiral groove 14, a baffle 17 is arranged between the valve body 1 and the outer cover 4 at the through hole 15, soft rubber blocks 18 are respectively arranged at two ends of the baffle 17, and a pull rod is fixedly arranged at one end of the baffle 17;

further, the baffle 17 and the through hole 15 form a sliding structure between the outer cover 4 and the valve body 1 through the pull rod, the screw 16 and the valve core 9 form a spiral locking structure through the spiral groove 14, so that the valve core 9 is assisted to rotate in the valve body 1 through the screw 16, and the baffle 17 and the soft rubber block 18 can ensure that the valve body is in a sealing state.

Three groups of second springs 19 are uniformly arranged on the inner wall of the valve body 1, the other ends of the second springs 19 are connected with a limiting plate 20, and the inner wall of the limiting plate 20 is attached to the surface of the valve core 9;

further, the limiting plate 20 is arc-shaped, and the limiting plate 20 and the valve core 9 form an elastic extrusion limiting structure through the second spring 19, so that the limiting plate 20 limits the valve core 9, and simultaneously, the valve core 9 is convenient to adapt to water flows with different sizes.

Working principle: when the valve core of the stainless steel ball valve convenient to install is used, firstly, the telescopic rod 11 is moved outwards from the fixed rod 10 through the pull plate 13, the valve core 9 is rotated to a closed state at the same time, then the limiting plate 20 is pressed against the inner wall of the valve body 1, the valve core 9 is placed in the valve body 1, one end of the valve core 9 is attached to the telescopic rod 11, the valve core 9 is supported through the telescopic rod 11, the spiral groove 14 on the valve core 9 is aligned with the through hole 15, then the baffle 17 is pulled to one side through the pull rod, the screw 16 is inserted into the through hole 15 at the same time, the limiting plate 20 is loosened at the moment, the limiting plate 20 is driven to extrude and limit the valve core 9 after the extrusion force of the second spring 19 is lost, the screw 16 is convenient to install in the spiral groove 14, then the limiting plate 20 can be pressed against the inner wall of the valve body 1 again, the valve core 9 is assisted to rotate in the valve body 1 through the screw 16, the limiting plate 20 can be limited through the limiting plate 20 again, and the telescopic rod 11 is contracted in the fixed rod 10 through the pull plate 13 after the valve core 9 rotates to a working state; after the valve core 9 is installed, the valve seat 3 is placed at two ends of the valve body 1, meanwhile, the first spring 12 drives the pull plate 13 to retract in the valve body 1 after receiving extrusion force, then the connecting rod 6 is inserted in the lantern ring 5, meanwhile, the bolts 7 are screwed at two ends of the connecting rod 6, one group of bolts 7 are screwed, the bolts 7 drive other bolts 7 to synchronously screw through the clamping gear 8, and therefore the valve seat 3 is installed at two ends of the valve body 1, and the use process of the stainless steel ball valve core convenient to install is achieved.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (5)

1. The utility model provides a stainless steel ball valve case convenient to installation, includes valve body (1), valve body (1) top is fixed to be equipped with valve rod (2), and valve body (1) both sides are equipped with disk seat (3) respectively, its characterized in that: an outer cover (4) is fixedly arranged outside the valve body (1), a plurality of groups of lantern rings (5) are uniformly arranged on the outer wall of the valve seat (3), connecting rods (6) are inserted in the lantern rings (5), bolts (7) are respectively screwed at two ends of each connecting rod (6) on the outer wall of the lantern ring (5), and clamping gears (8) are sleeved on the outer wall of each bolt (7);

valve element (9) has been placed inside valve body (1), and valve body (1) both sides are equipped with dead lever (10) respectively in the inner wall, dead lever (10) internalization is equipped with telescopic link (11), and telescopic link (11) one end is equipped with connecting plate in dead lever (10), connecting plate is fixed in one end and is equipped with first spring (12), and first spring (12) other end is in valve body (1) external connection arm-tie (13), valve element (9) are equipped with the fixed block in the below outer wall, and have seted up helicla flute (14) below the fixed block, and the helicla flute (14) internal screw has screw (16), through-hole (15) have correspondingly been seted up on valve body (1), dustcoat (4) below, and be equipped with baffle (17) in through-hole (15) department between valve body (1), dustcoat (4), baffle (17) are equipped with soft glue piece (18) respectively in both ends, and baffle (17) one end is fixed and are equipped with the pull rod;

the valve body (1) is evenly provided with three groups of second springs (19) on the inner wall, and limiting plates (20) are connected to the other ends of the second springs (19), and the inner wall of each limiting plate (20) is attached to the surface of the valve core (9).

2. The stainless steel ball valve cartridge of claim 1 for ease of installation, wherein: the connecting rod (6) both ends are equipped with the screw thread that agrees with bolt (7) respectively, and connecting rod (6) and bolt (7) constitute spiral locking structure, and recess and lug size between block gear (8) agree with each other, and multiunit bolt (7) constitute the linkage structure through block gear (8).

3. The stainless steel ball valve cartridge of claim 1 for ease of installation, wherein: the pull plate (13) and the valve body (1) form an elastic telescopic structure through the first spring (12), and the telescopic rod (11) and the fixed rod (10) form a sliding structure through the first spring (12), the pull plate (13).

4. The stainless steel ball valve cartridge of claim 1 for ease of installation, wherein: the baffle (17) and the through hole (15) form a sliding structure between the outer cover (4) and the valve body (1) through the pull rod, and the screw (16) and the valve core (9) form a spiral locking structure through the spiral groove (14).

5. The stainless steel ball valve cartridge of claim 1 for ease of installation, wherein: the limiting plate (20) is arc-shaped, and the limiting plate (20) and the valve core (9) form an elastic extrusion limiting structure through the second spring (19).