CN212536746U

CN212536746U - High-performance V-shaped adjusting ball valve

Info

Publication number: CN212536746U
Application number: CN202021054388.0U
Authority: CN
Inventors: 罗社新
Original assignee: JIANGSU THEBON LIQUID CONTROL CO Ltd
Current assignee: JIANGSU THEBON LIQUID CONTROL CO Ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-02-12
Anticipated expiration: 2030-06-10

Abstract

The utility model relates to a ball valve technical field just discloses a high performance V type ball control valve, including valve body, sleeve pipe and connecting rod, the sleeve pipe is fixed to be set up in the upper surface of valve body and cup joints with the connecting rod activity, the fixed first stop gear that is equipped with of lower extreme pole wall of connecting rod, first cavity has been seted up to the inside of connecting rod, first through-hole has been seted up to the lower surface of first cavity, the valve rod of valve body passes through first through-hole and extends to the inside and the fixedly connected with fixed block of first cavity, the fixed first stopper that is equipped with of bilateral symmetry of fixed block, the spacing groove has been seted up to the inner wall symmetry of first cavity, two first stopper respectively with the spacing groove sliding connection who corresponds, the upper end fixedly connected with bull stick of connecting rod, the bull stick sets up and the inside push rod that is provided with for. The utility model discloses a spacing to the valve rod, avoid causing the ball valve to open suddenly or close because the maloperation.

Description

High-performance V-shaped adjusting ball valve

Technical Field

The utility model relates to a ball valve technical field especially relates to a high performance V type ball regulating valve.

Background

The ball valve, the opening and closing piece (spheroid) is driven by the valve stem, and round the valve that the ball valve axis makes the rotary motion, also can be used to the regulation and control of fluidic, wherein have very strong shearing force between the metal valve seat of hard alloy of its V-shaped core of hard seal V-type ball valve and build-up welding hard alloy, the medium of especially adapted to containing fibre, tiny solid particle, etc..

The problem that the existing V-shaped adjusting ball valve is frequently opened or closed suddenly due to misoperation in use is that the performance of the existing V-shaped adjusting ball valve is poor, the normal work of equipment can be influenced, and the pressure inside the valve body is reduced when the flow velocity inside the valve body is large, so that the ball valve is difficult to open and close.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art valve rod and not having stop gear, in case when the maloperation, can cause the ball valve to open suddenly or close to influence the normal clear of work, and the ball valve is adjusted to a high performance V type that provides.

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

a high-performance V-shaped adjusting ball valve comprises a valve body, a sleeve and a connecting rod, wherein the sleeve is fixedly arranged on the upper surface of the valve body and movably sleeved with the connecting rod, a first limiting mechanism is fixedly arranged on the lower end rod wall of the connecting rod, a first cavity is arranged inside the connecting rod, the lower surface of the first cavity is provided with a first through hole, the valve rod of the valve body passes through the first through hole and extends to the inside of the first cavity and is fixedly connected with a fixed block, first limit blocks are symmetrically and fixedly arranged at two sides of the fixed block, limit grooves are symmetrically arranged on the inner wall of the first cavity, the two first limit blocks are respectively connected with the corresponding limit grooves in a sliding way, the upper end of the connecting rod is fixedly connected with a rotating rod which is hollow and is internally provided with a push rod, a second cavity is formed in the push rod, and a second limiting mechanism is arranged in the second cavity.

Preferably, the first limiting mechanism comprises an annular plate, the annular plate is fixedly sleeved with the lower end rod wall of the connecting rod, teeth are formed in the outer side wall of the annular plate, tooth grooves are formed in the upper end of the inner wall of the sleeve in a surrounding mode, and the teeth are matched with the tooth grooves.

Preferably, the second stop gear includes first spring and two second stoppers, first spring sets up in the inside of second cavity and both ends respectively through the second stopper fixedly connected with inserted bar that corresponds, the second through-hole has been seted up to the lateral wall symmetry of second cavity, spacing hole has been seted up respectively to the lateral wall left and right both ends of bull stick symmetry respectively, two the inserted bar is respectively through the second through-hole that corresponds and the spacing hole phase-match that corresponds.

Preferably, the right end of the push rod is fixedly provided with a pull ring, the rod wall of the valve rod is movably sleeved with a second spring, and two ends of the second spring are fixedly connected with the fixed block and the lower surface of the first cavity respectively.

Preferably, the rotating rod is made of No. 45 steel materials.

Preferably, the inner diameter of the pull ring is set to be 2 cm.

Compared with the prior art, the utility model provides a high performance V type ball regulating valve possesses following beneficial effect:

1. this high performance V type ball valve of adjusting through the cooperation between the tooth of seting up in the tooth of annular slab lateral wall and the tooth's socket of intraductal wall, can realize spacing to the connecting rod, avoids causing the maloperation.

2. This ball valve is adjusted to high performance V type through setting up in the inside push rod of bull stick, can pull out the push rod when the inside pressure of valve body is less, makes to rotate the bull stick more laborsaving through the moment that increases the bull stick.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a spacing to the valve rod, avoid causing the ball valve to open suddenly or close because the maloperation.

Drawings

Fig. 1 is a schematic structural view of a high-performance V-shaped adjusting ball valve provided by the present invention;

FIG. 2 is a schematic cross-sectional view of the connection between the valve stem and the connecting rod of FIG. 1;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

fig. 4 is a schematic sectional structure view of the push rod of fig. 1.

In the figure: the valve comprises a valve body 1, a sleeve 2, a connecting rod 3, a valve rod 4, a fixing block 5, a first limiting block 6, a rotating rod 7, a push rod 8, an annular plate 9, a second spring 10, a tooth groove 11, a first spring 12, a second limiting block 13, an inserted rod 14 and a pull ring 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 4, a high-performance V-type modulating ball valve includes a valve body 1, sleeve pipe 2 and connecting rod 3, sleeve pipe 2 is fixed to be set up in the upper surface of valve body 1 and cup joints with the activity of connecting rod 3, the fixed first stop gear that is equipped with of lower extreme pole wall of connecting rod 3, first cavity has been seted up to the inside of connecting rod 3, first through-hole has been seted up to the lower surface of first cavity, valve rod 4 of valve body 1 is through first through-hole and extend to the inside and the fixedly connected with fixed block 5 of first cavity, the fixed first stopper 6 that is equipped with of bilateral symmetry of fixed block 5, the spacing groove has been seted up to the inner wall symmetry of first cavity, two first stoppers 6 respectively with the spacing groove sliding connection who corresponds, the upper end fixedly connected with bull stick 7 of connecting rod 3, bull stick 7 sets up and inside is provided with push rod 8 for cavity, the second cavity has been seted up to the inside of push rod 8.

First stop gear includes annular plate 9, and annular plate 9 cup joints with the lower extreme pole wall of connecting rod 3 is fixed and the lateral wall has seted up the tooth, and the inner wall upper end of sleeve pipe 2 encircles and has seted up tooth's socket 11, tooth and tooth's socket 11 phase-match.

The second limiting mechanism comprises a first spring 12 and two second limiting blocks 13, the first spring 12 is arranged in the second cavity, two ends of the first spring are respectively and fixedly connected with inserting rods 14 through the corresponding second limiting blocks 13, the side wall of the second cavity is symmetrically provided with second through holes, the left end and the right end of the side wall of the rotating rod 7 are respectively and symmetrically provided with limiting holes, and the two inserting rods 14 are respectively matched with the corresponding limiting holes through the corresponding second through holes.

The right end of the push rod 8 is fixedly provided with a pull ring 15, the rod wall of the valve rod 4 is movably sleeved with a second spring 10, and two ends of the second spring 10 are fixedly connected with the fixed block 5 and the lower surface of the first cavity respectively, so that the teeth 10 and the tooth grooves 11 are kept meshed when no external force exists.

The rotating rod 7 is made of No. 45 steel materials, so that the rotating rod 7 still has high strength after being arranged in a hollow mode.

The inner diameter of the pull ring 15 is set to 2 cm, which facilitates the pull ring 15 to be pulled by fingers.

The utility model discloses in, during the use, if need rotate valve rod 4, upwards stimulate bull stick 7, bull stick 7 drives connecting rod 3 upward movement, connecting rod 3 drives annular slab 9 upward movement, make tooth and tooth's socket 11 separation after the annular slab 9 upward movement, it drives valve rod 4 through bull stick 7 rotation to be convenient for after removing first stop gear's the limiting displacement, loosen second spring 10 after bull stick 7 and promote connecting rod 3 downstream through the elasticity of self, be convenient for pass through the joint between tooth and the tooth's socket 11, avoid 7 maloperation to the bull stick, when 1 inside pressure of valve body is great, press two inserted bars 14 simultaneously, stimulate push rod 8 right after two inserted bars 14 get into the inside of bull stick 7, be convenient for increase the moment of bull stick 7, thereby play the effect of saving power.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A high-performance V-shaped adjusting ball valve comprises a valve body (1), a sleeve (2) and a connecting rod (3), and is characterized in that the sleeve (2) is fixedly arranged on the upper surface of the valve body (1) and movably sleeved with the connecting rod (3), a first limiting mechanism is fixedly arranged on the lower end rod wall of the connecting rod (3), a first cavity is formed in the connecting rod (3), a first through hole is formed in the lower surface of the first cavity, a valve rod (4) of the valve body (1) extends into the first cavity through the first through hole and is fixedly connected with a fixing block (5), first limiting blocks (6) are symmetrically and fixedly arranged on two sides of the fixing block (5), limiting grooves are symmetrically formed in the inner wall of the first cavity, the two first limiting blocks (6) are respectively in sliding connection with the corresponding limiting grooves, a rotating rod (7) is fixedly connected with the upper end of the connecting rod (3), the rotating rod (7) is arranged in a hollow mode, a push rod (8) is arranged inside the rotating rod, a second cavity is formed in the push rod (8), and a second limiting mechanism is arranged inside the second cavity.

2. The high-performance V-shaped adjusting ball valve according to claim 1, wherein the first limiting mechanism comprises an annular plate (9), the annular plate (9) is fixedly sleeved with a lower end rod wall of the connecting rod (3), teeth are formed in the outer side wall of the annular plate, a tooth groove (11) is formed in the upper end of the inner wall of the sleeve (2) in a surrounding mode, and the teeth are matched with the tooth groove (11).

3. The high-performance V-shaped adjusting ball valve according to claim 1, wherein the second limiting mechanism comprises a first spring (12) and two second limiting blocks (13), the first spring (12) is arranged inside the second cavity, two ends of the first spring are respectively and fixedly connected with inserting rods (14) through the corresponding second limiting blocks (13), the side wall of the second cavity is symmetrically provided with second through holes, the left end and the right end of the side wall of the rotating rod (7) are respectively and symmetrically provided with limiting holes, and the two inserting rods (14) are respectively matched with the corresponding limiting holes through the corresponding second through holes.

4. The high-performance V-shaped adjusting ball valve according to claim 1, wherein a pull ring (15) is fixedly arranged at the right end of the push rod (8), a second spring (10) is movably sleeved on the rod wall of the valve rod (4), and two ends of the second spring (10) are respectively and fixedly connected with the fixed block (5) and the lower surface of the first cavity.

5. A high performance V-shaped adjusting ball valve according to claim 1, characterized in that the rotating rod (7) is made of 45 steel material.

6. A high performance V-shaped modulating ball valve according to claim 4 characterized in that the inner diameter of the pull ring (15) is set to 2 cm.