CN221374539U

CN221374539U - Two-piece type threaded ball valve

Info

Publication number: CN221374539U
Application number: CN202420094335.3U
Authority: CN
Inventors: 孙金贤; 邓海东
Original assignee: Wenzhou Mingjiu Valve Industry Co ltd
Current assignee: Wenzhou Mingjiu Valve Industry Co ltd
Priority date: 2024-01-15
Filing date: 2024-01-15
Publication date: 2024-07-19
Anticipated expiration: 2034-01-15

Abstract

The utility model discloses a two-piece threaded ball valve, which comprises a valve body and a direct-mounting platform, wherein the valve body comprises a valve rod, a ball body and a medium channel, one end of the valve rod penetrates through the valve body to be connected with the ball body, the other end of the valve rod is exposed out of the direct-mounting platform, the ball body is provided with a medium through hole, the direct-mounting platform comprises a valve rod hole for the valve rod to penetrate through, a mounting plate of a driving mechanism and an adapter plate, the adapter plate comprises a screw hole matched with the mounting plate and a plugboard matched with the mounting plate, the mounting plate is provided with a plugboard matched with the plugboard, and through holes coaxial with the driving mechanism and the valve rod are respectively formed in the middle parts of the mounting plate and the adapter plate; according to the threaded ball valve, the structure of the direct-loading platform is improved, the adapter plate is arranged to convert the axial fixing bolt into the radial fixing, the problem that a driving mechanism used in the axial direction is influenced under slight looseness of the bolt is avoided, and the radial installation is more convenient to assemble, disassemble and maintain relative to the axial direction.

Description

Two-piece type threaded ball valve

Technical Field

The utility model belongs to the technical field of valves, and particularly relates to a two-piece threaded ball valve.

Background

Ball valves are used in pipelines primarily to shut off, dispense and redirect the flow of media. The working principle is that the valve is opened or closed by rotating the valve ball. The ball valve switch is portable, small in size, capable of being made into a large caliber, reliable in sealing, simple in structure, convenient to maintain, and not easy to be eroded by a medium when the sealing surface and the spherical surface are in a closed state, and can be widely applied to various industries.

The ball valve is characterized in that the ball valve is different from a manual ball valve, the pneumatic ball valve and the electric ball valve are generally provided with a direct-loading platform during production, the ball valve with the direct-loading platform can be provided with a manual handle and can be connected with a pneumatic unit and an electric unit for control, but the direct-loading platform and the pneumatic mechanism in the prior art are generally connected by screwing in the direction of the valve body through bolts, tool groove heads of nuts are generally arranged between the direct-loading platform and the valve body, the assembly and the maintenance are very inconvenient, the pneumatic mechanism and the valve body are both provided with vibration, and once the bolts are loosened, the connection of an inner shaft of the pneumatic mechanism and the valve rod is caused to have a deflection angle, so that the use of the valve is directly affected.

Disclosure of utility model

In view of the prior art, the structure of the threaded ball valve is further improved, the adapter plate is arranged to change the axial bolt fixation of the ball valve into radial, and the radial fixed installation is more convenient for disassembly and maintenance relative to the axial direction.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a two formula screw ball valves, includes valve body and direct-mounted platform, including valve rod, spheroid and medium passageway in the valve body, valve rod runs through valve body one end and connects on the spheroid, and the other end exposes and is located direct-mounted platform department and set up, have medium via hole UNICOM both sides medium passageway on the spheroid, direct-mounted platform is including having mounting panel and the keysets that are used for valve rod through valve rod hole, actuating mechanism, the keysets includes bolt hole and mounting panel assorted screw hole and the plugboard with mounting panel assorted with actuating mechanism, be provided with on the mounting panel with plugboard assorted jack groove, the mounting panel all sets up the through-hole coaxial with actuating mechanism and valve rod with the middle part of keysets.

As the further setting of above-mentioned scheme, be provided with on the mounting panel with screw hole assorted fixed orifices, the screw hole sets up on the plugboard, just screw hole and fixed orifices are radial trompil of relative valve rod.

The adapter plate and the mounting plate are provided with accommodating grooves at the positions corresponding to the fixing bolts.

As a further arrangement of the scheme, the end part of the fixing bolt is provided with a tool groove head, the height of the tool groove head is equal to the size of the accommodating groove, and the tool groove head is fixed on the inner wall of the accommodating groove in a butt joint mode at the rear end part of the adapter plate.

As a further arrangement of the scheme, sealing mechanisms are arranged between the mounting plate and the adapter plate and between the adapter plate and the driving mechanism, and each sealing mechanism comprises a sealing groove and an annular rubber sealing ring, wherein the sealing grooves are positioned on the abutting end surfaces.

As the further setting of above-mentioned scheme, the medium passageway that sets up on the valve body is including the dismouting end, the dismouting end is provided with the dismantlement flange, the hole of dismouting end is greater than the spheroid diameter, dismantles flange screw thread and fixes and set up on the valve body, and the spheroid can be sent into the valve body from the dismouting end and be connected with the valve rod, through the interior axle circumference fixed connection valve rod of actuating mechanism, drives the valve rod and rotates and drive the spheroid and rotate, and the spheroidal medium via hole rotates relative medium passageway circumference at rotatory in-process, rotates when medium passageway and medium via hole are relative, the medium circulation.

The beneficial effects are that: according to the threaded ball valve, the structure of the direct-loading platform is improved, the adapter plate is arranged to convert the axial fixing bolt into the radial fixing, the problem that a driving mechanism used in the axial direction is influenced under slight looseness of the bolt is avoided, and the radial installation is more convenient to assemble, disassemble and maintain relative to the axial direction.

Drawings

FIG. 1 is a schematic view of a threaded ball valve of the present utility model.

Fig. 2 is a schematic view of the internal structure of the threaded ball valve of the present utility model.

FIG. 3 is a schematic cross-sectional view of a threaded ball valve of the present utility model.

Reference numerals: 1. a valve body; 2. a direct loading platform; 21. a valve stem bore; 22. a mounting plate; 221. a plug-in groove; 222. a fixing hole; 23. an adapter plate; 231. bolt holes; 232. screw holes; 233. a plug board; 3. a valve stem; 4. a sphere; 41. a dielectric via; 5. a media channel; 51. a disassembly end; 52. disassembling the flange; 7. a through hole; 8. a fixing bolt; 81. a receiving groove; 82. a tool slot head; 9. a driving mechanism; 99. and (5) sealing the groove.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. In addition, the embodiments of the present utility model and the features in the embodiments may be combined with each other without collision.

The utility model as shown in fig. 1-3 adopts the following technical scheme: a two-piece threaded ball valve comprises a valve body 1 and a direct-loading platform 2, wherein the direct-loading platform 2 is generally arranged in an integral manner by directly extending in the upper direction when the valve body 1 is manufactured according to the prior art, the valve body 1 comprises a valve rod 3, a ball 4 and a medium channel 5 with a threaded port, the ball 4 is arranged in the valve body 1, the ball 4 can be driven to rotate through the valve rod 3, the opening and the closing of the valve are controlled, one of the characteristics of the threaded ball valve is a medium inlet and outlet at two ends, an internal thread is arranged, a pipeline with external threads can be directly connected, the valve rod 3 in the embodiment penetrates through one end of the valve body 1 to be connected to the ball 4, the other end of the valve rod 3 is exposed at the position of the direct-loading platform 2, one end of the exposed direct-loading platform 2 can be inserted into a driving mechanism 9 and is fixedly connected with the inner rotating shaft of the driving mechanism 9 in the circumferential direction, the rotating force transmitted by the driving mechanism 9 drives the ball 4 to rotate, the ball 4 is provided with a medium through hole 41 for communicating medium channels 5 on two sides, the direct-loading platform 2 comprises a valve rod hole 21 for penetrating the valve rod 3, a mounting plate 22 of the driving mechanism 9 and an adapter plate 23, the valve rod hole 21 is used for penetrating the valve rod 3 and sealing gaps among the valve body 1, the direct-loading platform 2 and the valve rod 3, a sealing filler and a gland are generally adopted, elastic sealing is realized by extruding the sealing filler through the gland, an elastic piece is arranged between the gland and the sealing filler under the condition, deformation of the sealing filler is enhanced, the elasticity of the sealing filler is reduced after long-term use, the volume is compressed by friction of the valve rod 3 and the like, the sealing filler and the valve rod 3 can be further kept in stronger matched sealing by the elastic piece, the adapter plate 23 of this embodiment includes the bolt hole 231 matched with the driving mechanism 9 and the screw hole 232 matched with the mounting plate 22 and the pinboard 233 matched with the mounting plate 22, be provided with on the mounting plate 22 with pinboard 233 assorted jack groove 221, when using, pinboard 233 is pegged graft in jack groove 221, as shown in fig. 2, there is also the auxiliary plate around jack groove 221 to carry out spacing to pinboard 233, make its cooperation that can correct, then with screw thread cooperation connection fixed orifices 222 and screw hole 232 can accomplish the fixed connection of adapter plate 23 and mounting plate 22, the middle part of mounting plate 22 and adapter plate 23 of this embodiment all sets up the through-hole 7 with driving mechanism 9 and valve rod 3 coaxial, the effect of through-hole 7 lies in the inner shaft of the connection of drive mechanism 9 of passing of valve rod 3.

As a further arrangement of the above scheme, the mounting plate 22 is provided with a fixing hole 222 matching with the screw hole 232, the screw hole 232 is disposed on the plug board 233, and the screw hole 232 and the fixing hole 222 are holes radially corresponding to the valve rod 3.

As a further arrangement of the scheme, the device further comprises a plurality of fixing bolts 8 for fixing the adapter plate 23 and the driving mechanism 9, wherein accommodating grooves 81 are formed in the positions of the adapter plate 23 and the mounting plate 22 opposite to the fixing bolts 8.

As a further arrangement of the above scheme, the end of the fixing bolt 8 is provided with a tool groove head 82, the height of the tool groove head 82 is equal to the size of the accommodating groove 81, and the tool groove head 82 is fixed on the inner wall of the accommodating groove 81 at the rear end of the adapter plate 23, which is abutted against the mounting plate 22.

As a further arrangement of the above scheme, sealing mechanisms are arranged between the mounting plate 22 and the adapter plate 23 and between the adapter plate 23 and the driving mechanism 9, and each sealing mechanism comprises a sealing groove 99 and an annular rubber sealing ring, wherein the sealing groove 99 is positioned on the abutting end face.

As the further setting of above-mentioned scheme, the medium passageway 5 that sets up on the valve body 1 is including dismouting end 51, dismouting end 51 is provided with dismantlement flange 52, the hole of dismouting end 51 is greater than spheroid 4 diameter, dismantlement flange 52 screw thread fixation sets up on valve body 1, spheroid 4 can send into in the valve body 1 from dismouting end 51 and be connected with valve rod 3, through the interior axial circumference fixed connection valve rod 3 of actuating mechanism 9, drive valve rod 3 rotates and drives spheroid 4 and rotate, the medium through hole 41 of spheroid 4 rotates relative medium passageway 5 circumference in the rotatory in-process, when rotating to medium passageway 5 and medium through hole 41 relatively, the medium circulation.

The threaded ball valve of the embodiment shown in fig. 1-3 comprises a driving mechanism 9 and a valve body 1, wherein a direct-loading platform 2 is preset on the valve body 1 for connecting the driving mechanism 9, and the driving mechanism 9 and the direct-loading platform 2 are inconvenient to connect in consideration of the prior art, and once a fixing bolt 8 directly connected with the driving mechanism 9 is loosened, the level of the driving mechanism 9 is influenced, so that the use of the valve is influenced; the threaded ball valve of this embodiment further improves the structure of the direct-mounting platform 2, the direct-mounting platform 2 of this embodiment includes the mounting plate 22 and the adapter plate 23, when using the ball valve of this embodiment, the worker can fix the adapter plate 23 with the prepared fixing bolt 8 first and the driving mechanism 9, the fixed driving mechanism 9 is provided with the adapter plate 23 with several plug plates 233, the worker then assembles the aligned mounting plate 22, the plug plates 233 and the plug grooves 221 of the mounting plate 22 are axially fed relatively, then the screw passes through the screw holes 232 and the fixing holes 222 of the adapter plate 23 to be radially screwed, at this time, the tool groove heads 82 of the fixing bolts 8 are just located in the containing grooves 81 formed by the mounting plate 22 and the adapter plate 23, and the height of the tool groove heads 82 is equal to the containing grooves 81, therefore, the tool groove head 82 cannot generate a backward rotation force under the limited axial movement space, so that the problem that the valve is used due to the loosening caused by the fixation of the driving mechanism 9 and the direct-mounting platform 2 is avoided, the radial screw is slightly loosened, the driving mechanism 9 is not affected before the screw is completely separated, and a worker can find out in advance and conveniently screw the screw from the radial direction, in addition, as described above, the mounting characteristic of the direct-mounting platform 2 of the embodiment further comprises the fixing bolt 8 of the direct-mounting platform 2 for axially mounting the valve rod 3, the improvement is made, the driving mechanism 9 is firstly connected with the adapter plate 23 and then connected with the mounting plate 22, so that the axially fixed bolt is changed into the radial direction, compared with the direction of the valve body 1 from the axial direction of the valve rod 3 and the opening of the tool groove head 82, the screw loosening is easier to find out, the screw is also more convenient to rotate, and the radial loosening is also convenient, nor directly influences the use of an axially driven drive mechanism 9.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides a two formula screw thread ball valves, includes valve body (1) and directly adorns platform (2), its characterized in that: including valve rod (3), spheroid (4) and medium passageway (5) in valve body (1), valve rod (3) run through valve body (1) one end and connect on spheroid (4), and the other end exposes and is located direct-mounted platform (2) department and set up, have medium via hole (41) on spheroid (4), direct-mounted platform (2) including have mounting panel (22) and adapter plate (23) that are used for valve rod (3) to run through valve rod hole (21), actuating mechanism (9), adapter plate (23) include with actuating mechanism (9) assorted bolt hole (231) and mounting panel (22) assorted screw hole (232) and with mounting panel (22) assorted plugboard (233), be provided with on mounting panel (22) with plugboard (233) assorted plugboard (221), the through-hole (7) coaxial with actuating mechanism (9) and valve rod (3) all are set up at the middle part of mounting panel (22) and adapter plate (23).

2. The two-piece threaded ball valve of claim 1, wherein: the mounting plate (22) is provided with a fixing hole (222) matched with the screw hole (232), the screw hole (232) is arranged on the plugboard (233), and the screw hole (232) and the fixing hole (222) are radial holes corresponding to the valve rod (3).

3. The two-piece threaded ball valve of claim 1, wherein: the adapter plate (23) and the mounting plate (22) are provided with accommodating grooves (81) corresponding to the fixing bolts (8).

4. A two-piece threaded ball valve as in claim 3 wherein: the end part of the fixing bolt (8) is provided with a tool groove head (82), the height of the tool groove head (82) is equal to the size of the accommodating groove (81), and the tool groove head (82) is fixed on the inner wall of the accommodating groove (81) in the rear end part of the mounting plate (22) in a butt mode through the adapter plate (23).

5. The two-piece threaded ball valve of claim 1, wherein: sealing mechanisms are arranged between the mounting plate (22) and the adapter plate (23) and between the adapter plate (23) and the driving mechanism (9), and each sealing mechanism comprises a sealing groove (99) and an annular rubber sealing ring which are positioned on the abutting end face.

6. The two-piece threaded ball valve of claim 1, wherein: the medium channel (5) arranged on the valve body (1) comprises a disassembly end (51), the disassembly end (51) is provided with a disassembly flange (52), an inner hole of the disassembly end (51) is larger than the diameter of the ball body (4), and the disassembly flange (52) is fixed on the valve body (1) in a threaded manner.