CN208503627U - A kind of double ball valve valves of gear drive opening and closing - Google Patents

Abstract

The utility model discloses a kind of double ball valve valves of gear drive opening and closing, its structure includes access port, sealing shroud, hold-doun nut, diaphragm seal, connecting pipe, it is embedded in mouth, ball valve regulating device, connecting screw hole, fixed disk, welding ring, access port is respectively arranged in sealing shroud two sides there are two setting, sealing shroud is installed on the left of hold-doun nut, hold-doun nut insertion is installed on insertion mouth, a kind of double ball valve valves of gear drive opening and closing of the utility model, connecting rod is rotated by holding handle, and it adjusts mutually ratcheting with transmission gear above ball, so that adjusting ball when connecting rod rotates will also rotate together, and it adjusts ball and is equipped with current mouth, when current mouth two sides are to fixed disk, then medium can pass through, and connecting pipe is equipped with installation confinement block, pushing sealing plate when medium passes through open can pass through, and medium pushes fixed plate then in adverse current So that sealing plate, which is stuck on installation confinement block, prevents adverse current, facilitate interflow, shunting and the switching of flow direction of control medium.

Description

A kind of double ball valve valves of gear drive opening and closing

Technical field

The utility model is a kind of double ball valve valves of gear drive opening and closing, belongs to double ball valve valve technology fields.

Background technique

Ball valve refers to that opening and closing element is driven by valve rod, and the valve to rotate around ball valve axis, also can be used for fluid It adjusts and controls, wherein having very strong cut between sealing its V-type core of V-type ball valve and the metal seat valve of pile-up welding hard alloy firmly Shear force, the medium especially suitable for fibre-bearing, small solid pellet etc..

Prior art discloses application No. is a kind of double ball valves of gear drive of: CN201720508022.8 opening and closing Door, the pipeline including hollow structure, the inside of pipeline are equidistantly equipped with two sets of ball valves along its length, are equipped at the top of pipeline The housing of hollow structure, the inside of housing are equipped with two groups of motion bars disposed in parallel, and two groups of motion bars protrude into inside pipeline One end is fixedly connected with ball valve, and the other end movable sleeve of two groups of motion bars is connected to two groups of quills, and two groups of quills are close One end fixing sleeve of ball valve is connected to driven gear, and driven gear is equipped with and quill pivot bush unit far from the side of ball valve Retaining ring is equipped with the first spring with quill pivot bush unit between movable retaining ring and the top inner wall of housing, but this is existing Have that technical pattern is not compact enough, be difficult to control interflow, shunting and the switching of flow direction of medium, leads to double ball valve valve regulateds behaviour It is inconvenient to make.

Utility model content

In view of the deficienciess of the prior art, the utility model aim is to provide a kind of double ball valves of gear drive opening and closing Door, structure is not compact enough to solve, and is difficult to control interflow, shunting and the switching of flow direction of medium, leads to double ball valve valve tune Save problem inconvenient for operation.

To achieve the goals above, the utility model is achieved through the following technical solutions: a kind of gear drive is opened The double ball valve valves closed, structure include access port, sealing shroud, hold-doun nut, diaphragm seal, connecting pipe, insertion mouth, ball valve tune Regulating device, connecting screw hole, fixed disk, welding ring, the access port are set there are two being respectively arranged in sealing shroud two sides, the sealing Set is installed on the left of hold-doun nut, and the hold-doun nut insertion is installed on insertion mouth, and the diaphragm seal fits with fixed disk, The insertion mouth is integrated with connecting pipe, and the ball valve regulating device is set there are two being respectively arranged in connecting pipe two End, the connecting screw hole are integrated with fixed disk, and the fixed disk is mutually welded with welding ring, the ball valve regulating device Include fixed plate, sealing plate, installation confinement block, shaft, transmission gear, handle, connecting rod, fixed block, adjust ball, passage Mouthful, the fixed plate insertion is installed in shaft, and the sealing plate insertion is installed in fixed plate, and the installation confinement block is equipped with Two be respectively arranged in sealing plate up and down two sides, the shaft and installation confinement block be integrated, the transmission gear and Adjusting ball is mutually ratcheting, and the handle is mutually welded with connecting rod, and the connecting rod is integrated with transmission gear, the fixation Block, which is installed on, to be adjusted above ball, and the passage mouth is integrated with ball is adjusted.

Further, the fixed disk is set there are two being respectively arranged in connecting pipe two sides.

Further, the connecting pipe is mutually welded with welding ring.

Further, the installation confinement block is integrated with connecting pipe.

Further, the connecting pipe is a length of 30cm, the cylindrical body that diameter is 8cm.

Further, the connecting pipe is made of stainless steel, the spy with weak corrosive mediums such as resistance to air, steam, water Property.

Further, the fixed disk is made of abrasion-resistant stee, has the characteristics that hardness is higher, high abrasion resistance.

Beneficial effect

A kind of double ball valve valves of gear drive opening and closing of the utility model, rotate connecting rod by holding handle, and adjust It is mutually ratcheting with transmission gear above ball, so that adjusting ball when connecting rod rotates will also rotate together, and adjusts ball and be equipped with current mouth, When current mouth two sides are to fixed disk, then medium can pass through, and connecting pipe is equipped with installation confinement block, when medium passes through Pushing sealing plate open can pass through, and in adverse current medium push fixed plate then make sealing plate be stuck in installation confinement block on prevent it is non-return Stream facilitates interflow, shunting and the switching of flow direction of control medium.

Detailed description of the invention

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon:

Fig. 1 is a kind of structural schematic diagram of double ball valve valves of gear drive opening and closing of the utility model；

Fig. 2 is a kind of structural schematic diagram of double ball valve valves of gear drive opening and closing of the utility model.

In figure: access port -1, sealing shroud -2, hold-doun nut -3, diaphragm seal -4, connecting pipe -5, insertion mouth -6, ball valve tune Regulating device -7, connecting screw hole -8, fixed disk -9, welding ring -10, fixed plate -701, sealing plate -702, installation confinement block -703, Shaft -704, handle -706, connecting rod -707, fixed block -708, adjusts ball -709, current mouth -710 at transmission gear -705.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

Fig. 1, Fig. 2 are please referred to, the utility model provides a kind of double ball valve valve gate technology schemes of gear drive opening and closing: it is tied Structure includes access port 1, sealing shroud 2, hold-doun nut 3, diaphragm seal 4, connecting pipe 5, insertion mouth 6, ball valve regulating device 7, connection Screw hole 8, fixed disk 9, welding ring 10, the access port 1 are set there are two 2 two sides of sealing shroud are respectively arranged in, and the sealing shroud 2 is pacified Loaded on 3 left side of hold-doun nut, the insertion of hold-doun nut 3 is installed on insertion mouth 6, and the diaphragm seal 4 is affixed with fixed disk 9 Close, the insertion mouth 6 is integrated with connecting pipe 5, the ball valve regulating device 7 set there are two be respectively arranged in connection 5 both ends of pipeline, the connecting screw hole 8 are integrated with fixed disk 9, and the fixed disk 9 is welded with 10 phase of welding ring, described Ball valve regulating device 7 includes fixed plate 701, sealing plate 702, installation confinement block 703, shaft 704, transmission gear 705, handle 706, connecting rod 707, fixed block 708, adjusting ball 709, current mouth 710, the insertion of fixed plate 701 are installed in shaft 704, The sealing plate 702 insertion is installed in fixed plate 701, the installation confinement block 703 set there are two be respectively arranged in sealing plate About 702 two sides, the shaft 704 are integrated with installation confinement block 703, the transmission gear 705 and adjusting ball 709 Mutually ratcheting, the handle 706 is welded with 707 phase of connecting rod, and the connecting rod 707 is integrated with transmission gear 705, institute It states fixed block 708 and is installed on 709 top of adjusting ball, the passage mouth 710 is integrated with ball 709 is adjusted, the fixation Disk 9 is set there are two 5 two sides of connecting pipe are respectively arranged in, and the connecting pipe 5 is welded with 10 phase of welding ring, the installation limitation Block 703 is integrated with connecting pipe 5, and the connecting pipe 5 is a length of 30cm, the cylindrical body that diameter is 8cm, the company Adapter tube road 5 is made of stainless steel, the characteristic with the weak corrosive medium such as resistance to air, steam, water, and the fixed disk 9 is by abrasion-resistant stee It is made, has the characteristics that hardness is higher, high abrasion resistance.

Shaft 704 described in this patent as its name suggests be connect zero main part of product must use, for rotating work Not only moment of flexure had been born in work but also has born the axis of torque, and the transmission gear 705 refers on wheel rim have gear continuously to engage passing movement With the mechanical organ of power.

Carry out using when by holding handle 706 rotate connecting rod 707, and adjust the top of ball 709 and transmission gear 705 It is mutually ratcheting, so that adjusting ball 709 when connecting rod 707 rotates will also rotate together, and adjust ball 709 and be equipped with current mouth 710, logical Then medium can pass through when 710 two sides of row mouth are to fixed disk 9, and connecting pipe 5 is equipped with installation confinement block 703, and medium is logical Out-of-date sealing plate 702 of pushing open can pass through, and medium pushes fixed plate 701 that sealing plate 702 is then made to be stuck in installation in adverse current Adverse current is prevented on confinement block 703.

The utility model solves that structure is not compact enough, is difficult to control interflow, shunting and the switching of flow direction of medium, leads The problem for causing double ball valve valve regulateds inconvenient for operation, the utility model are combined with each other by above-mentioned component, the utility model A kind of double ball valve valves of gear drive opening and closing, rotate connecting rod 707 by holding handle 706, and adjust 709 top of ball and pass Moving gear 705 is mutually ratcheting, so that adjusting ball 709 when connecting rod 707 rotates will also rotate together, and adjusts ball 709 and is equipped with passage Mouth 710, when current 710 two sides of mouth are to fixed disk 9, then medium can pass through, and connecting pipe 5 is equipped with installation confinement block 703, pushing sealing plate 702 when medium passes through open can pass through, and medium pushes fixed plate 701 then to make sealing plate in adverse current 702 are stuck on installation confinement block 703 interflow, shunting and the switching of flow direction for preventing from countercurrently facilitating control medium.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims All changes are embraced therein.It should not treat any reference in the claims as limiting related right It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (5)

1. a kind of double ball valve valves of gear drive opening and closing, it is characterised in that: its structure include access port (1), sealing shroud (2), Hold-doun nut (3), connecting pipe (5), insertion mouth (6), ball valve regulating device (7), connecting screw hole (8), is fixed diaphragm seal (4) Disk (9), welding ring (10), the access port (1) set there are two sealing shroud (2) two sides are respectively arranged in, and the sealing shroud (2) is pacified Loaded on the left of hold-doun nut (3), hold-doun nut (3) insertion is installed in insertion mouth (6), the diaphragm seal (4) and fixed Disk (9) fits, and the insertion mouth (6) is integrated with connecting pipe (5), and the ball valve regulating device (7) is equipped with two A to be respectively arranged in connecting pipe (5) both ends, the connecting screw hole (8) is integrated with fixed disk (9), the fixed disk (9) it is mutually welded with welding ring (10), the ball valve regulating device (7) includes fixed plate (701), sealing plate (702), installation limit Clamp dog (703), transmission gear (705), handle (706), connecting rod (707), fixed block (708), adjusts ball at shaft (704) (709), current mouth (710), fixed plate (701) insertion are installed on shaft (704), sealing plate (702) the insertion peace Loaded on fixed plate (701), the installation confinement block (703) sets that there are two be respectively arranged in sealing plate (702) two sides up and down, institute It states shaft (704) to be integrated with installation confinement block (703), the transmission gear (705) and adjusting ball (709) phase tooth It closes, the handle (706) is mutually welded with connecting rod (707), and the connecting rod (707) is integrated knot with transmission gear (705) Structure, the fixed block (708), which is installed on, to be adjusted above ball (709), and the passage mouth (710) is integrated with ball (709) are adjusted Structure.

2. a kind of double ball valve valves of gear drive opening and closing according to claim 1, it is characterised in that: the fixed disk (9) connecting pipe (5) two sides are respectively arranged in there are two setting.

3. a kind of double ball valve valves of gear drive opening and closing according to claim 1, it is characterised in that: the connecting pipe (5) it is mutually welded with welding ring (10).

4. a kind of double ball valve valves of gear drive opening and closing according to claim 1, it is characterised in that: the installation limitation Block (703) is integrated with connecting pipe (5).

5. a kind of double ball valve valves of gear drive opening and closing according to claim 1, it is characterised in that: the connecting pipe It (5) is a length of 30cm, the cylindrical body that diameter is 8cm.