CN209180410U - A kind of binary ball valve - Google Patents

Abstract

The utility model discloses a kind of binary ball valves, the first monomer ball valve, second comonomer ball valve including the arrangement of two parallel side-by-sides, it is characterized by: being respectively provided with the first connection sheet and the second connection sheet in the middle part of the valve body of the first monomer ball valve side corresponding with two ball valve of second comonomer ball valve, two first connection sheets and the second connection sheet are equipped with and are connected and fixed mechanism；First connection sheet and the second connection sheet is superimposed with each other and is fastened together by being connected and fixed mechanism positioning and is formed a complete binary ball valve.Utility model has the advantages that overcoming the parallel side-by-side positional relationship for making two monomer ball valves keep a fixed spacing using pipe thread, pipe thread is caused to loosen vulnerable to pipeline deformation induced by gravity or external force in use, make two monomer ball valve positions that the problem of turning to or shifting occur, prevents the generation of security risk.Moreover, eliminating pipe thread, the cost of pipeline is reduced, also improves pipeline reliability of operation, meanwhile, it is also brought convenience to installation, time and labour saving.

Description

A kind of binary ball valve

Technical field

The utility model relates to a kind of pipeline valves, more particularly, to a kind of binary ball valve.

Background technique

Ball valve is widely used in various pipe-line systems, for controlling the circulation or cut-off of fluid media (medium) in pipeline.At certain It is in fixed spacing parallel side-by-side arrangement that two monomer ball valves being mounted in two pipelines are required in a little pipe-line systems between each other Installation, to keep the mutual parallel side-by-side position of two ball valves constant, the method taken is often in two monomer ball valve interfaces two It holds and fixes pipe thread on the pipe of connection to realize, this use adds the traditional approach of pipe thread stationary positioned on pipe, is using In vulnerable to pipeline deformation induced by gravity or by factors such as external forces influenced that pipe thread is caused to loosen, make original between each other between certain Occur to turn to or shift and influence normal operating and use away from the two monomer ball valve positions that parallel side-by-side is installed and used, serious conditions are very Security risk is generated to causing ball valve interface and pipe junction that slight crack occurs.Moreover, installing pipe thread additional also increases pipeline Cost and the time-consuming problem of installation.

Utility model content

Technical problem to be solved in the utility model is that in view of the deficiencies of the prior art, and it is new to provide a design concept Grain husk respectively sets a connecting piece on the valve body of the corresponding side ball valve of two monomer ball valves, enables two monomer ball valves itself A fixed spacing parallel side-by-side is kept to be connected to a fixed together, to meet a kind of binary ball valve that pipeline installs and uses requirement.

The technical scheme adopted by the utility model is a kind of binary ball valve, first including the arrangement of two parallel side-by-sides is single Body ball valve, second comonomer ball valve, it is characterised in that: the first monomer ball valve corresponding with two ball valve of second comonomer ball valve one The first connection sheet and the second connection sheet are respectively provided in the middle part of the valve body of side, it is solid that two first connection sheets and the second connection sheet are equipped with connection Determine mechanism；First connection sheet and the second connection sheet is superimposed with each other and is fastened together by being connected and fixed mechanism positioning Form a complete binary ball valve.

Preferably, the described mechanism that is connected and fixed includes the first boss column that the first connection sheet lower surface is equipped with and with first The first round tube hole that boss column corresponding second connection sheet upper surface is equipped with, the first boss column and the first round tube hole are nested cunning It is dynamic to be cooperatively connected；The second boss column being equipped in the second connection sheet upper surface and the first connection sheet corresponding with the second boss column The second round tube hole that lower surface is equipped with, the second boss column and the second round tube hole are nested sliding connection；In the first connection sheet Upper surface is additionally provided with the first long strip through hole of both ends semicircular in shape, the second connection sheet upper surface corresponding with the first long strip through hole It also is provided with the second long strip through hole of both ends semicircular in shape；Intert in first long strip through hole and the second long strip through hole and is connected with tightly Fixing bolt, the fastening bolt head are spirally connected and are fastened with nut, and the first connection sheet and the second connection sheet is made to keep being fastenedly connected.

Further, the first monomer ball valve input end is equipped with fast connection interface, on the fast connection interface head periphery Equipped with bulge loop, it is equipped with the first groove on the interface inner peripheral surface of corresponding bulge loop, is embedded with the first sealant in first groove Circle；The first monomer ball valve outlet end is equipped with the first round tube interface.

Further, the input end of the second comonomer ball valve body be equipped with loose joint interface, the loose joint interface include with Connector that valve body is spirally connected, loose joint circle, loose joint circle mouth portion are equipped with Internal Pipe Thread, lean on valve body side inner hole port part in loose joint circle Equipped with internal projecting ring；The second groove is equipped at internal projecting ring step surface at loose joint circle inner hole rear portion, embedded with the in the second groove Two sealing rubber rings；The loose joint circle is socketed in the head of connector, the stop bit that the inner hole rear portion and connector tip portion of the loose joint circle are set Ring outer round surface is slidably connected, the front side for the second sealing rubber ring being embedded in the second groove that the inner hole rear portion of loose joint circle is set The step surface for the position-arresting ring that lower surface is set with connector tip portion mutually leans on, the internal projecting ring that loose joint circle leans on valve body side inner hole port part to set Hole and joint head outer round surface are slidably connected；The outlet end of the second comonomer ball valve body is equipped with the second round tube and connects Mouthful.

Compared with the prior art, the advantages of the utility model are: being improved by the structure to existing monomer ball valve Design, respectively sets a connecting piece on the valve body of the corresponding side ball valve of two monomer ball valves, enables two monomer ball valves certainly Body keeps a fixed spacing parallel side-by-side to be connected to a fixed and forms a binary ball valve together, and meet that pipeline installs and uses wants It asks, overcomes the parallel side-by-side position for separately adding pipe thread that two monomer ball valves is made to keep a fixed spacing on pipe using traditional approach Relationship causes pipe thread to loosen in use vulnerable to pipeline deformation induced by gravity or external force, make two monomer ball valve positions occur to turn to or The problem of displacement, has prevented the generation of security risk.Moreover, eliminating pipe thread, the cost of pipeline is reduced, pipeline is also improved Reliability of operation, meanwhile, it is also brought convenience to installation, time and labour saving.

Detailed description of the invention

Fig. 1 is the perspective view of the utility model embodiment；

Fig. 2 is first monomer valve of the utility model embodiment and the exploded view of second comonomer valve；

Fig. 3 is the schematic cross-sectional view of first monomer valve of the utility model embodiment；

Fig. 4 is the schematic cross-sectional view of the second comonomer valve of the utility model embodiment.

Specific embodiment

The utility model embodiment is described in further detail with reference to the accompanying drawing.

As shown in FIG. 1 to FIG. 2, a kind of binary ball valve, first the 1, second list of monomer ball valve including the arrangement of two parallel side-by-sides Body ball valve 2, it is characterised in that: in the valve body of the first monomer ball valve 1 side corresponding with 2 liang of ball valves of second comonomer ball valve Portion is respectively provided with the first connection sheet 11 and the second connection sheet 21, and two first connection sheets 11 and the second connection sheet 21, which are equipped with, to be connected and fixed Mechanism 3；First connection sheet 11 and the second connection sheet 21 is superimposed with each other and is fastenedly connected by being connected and fixed the positioning of mechanism 3 A complete binary ball valve is formed together.

The described mechanism 3 that is connected and fixed includes the first boss column 111 that 11 lower surface of the first connection sheet is equipped with and with first The first round tube hole 211 that corresponding second connection sheet, 21 upper surface of boss column 111 is equipped with, the first boss column 111 and first Round tube hole 211 is nested sliding connection；The second boss column 212 for being equipped in 21 upper surface of the second connection sheet and with the second boss The second round tube hole 112 that corresponding first connection sheet, 11 lower surface of column 212 is equipped with, the second boss column 212 and the second circle are logical Hole 112 is nested sliding connection；The first long strip through hole of both ends semicircular in shape is additionally provided in 11 upper surface of the first connection sheet 113, the second strip that second connection sheet corresponding with the first long strip through hole 113,21 upper surface also is provided with both ends semicircular in shape is logical Hole 213；Intert in first long strip through hole 113 and the second long strip through hole 213 and is connected with fastening bolt 31, the fastening bolt 31 Head, which is spirally connected, is fastened with nut 32, and the first connection sheet 11 and the second connection sheet 21 is made to keep being fastenedly connected.

As shown in figure 3,1 input end of the first monomer ball valve is equipped with fast connection interface 12, fast 12 head of the connection interface circle Circumferential surface is equipped with bulge loop 121, is equipped with the first groove 122, first groove 122 on the interface inner peripheral surface of corresponding bulge loop 121 In the pipe of connection can be allowed to be inserted directly into connection when the fast connection interface 12 is connect with pipe embedded with the first sealing rubber ring 123 Mouth connection, the first sealing rubber ring 123 then seal between pipe and interface holes；First monomer ball valve 1 outlet End is equipped with the first round tube interface 13, which is connect with the connection of pipe using welding or hot melting way.

As shown in figure 4, the input end of 2 valve body of second comonomer ball valve is equipped with loose joint interface 22, the loose joint interface 22 Including connector 221, the loose joint circle 222 being spirally connected with valve body, the 221 cephalic par outer round surface of connector is equipped with position-arresting ring 223；It is described 222 inner hole middle front part of loose joint circle is equipped with pipe screw thread, is equipped with internal projecting ring 224 by valve body side inner hole port part in loose joint circle 222；? 222 inner hole rear portion of loose joint circle is equipped with the second groove 225 at 224 step surface of internal projecting ring, is embedded with second in the second groove 225 Sealing rubber ring 226；The loose joint circle 222 is socketed in the head of connector 221, the inner hole rear portion of the loose joint circle 222 with connector 221 223 outer round surface of position-arresting ring that end is set is slidably connected, embedding in the second groove 225 that the inner hole rear portion of loose joint circle 222 is set The step surface for the position-arresting ring 223 that the front side lower surface of second sealing rubber ring 226 of dress is set with 221 cephalic par of connector mutually leans on, loose joint Circle 222 is slidably connected by 224 hole of internal projecting ring that valve body side inner hole port part is set and 221 head outer round surface of connector；Institute The outlet end for 2 valve body of second comonomer ball valve stated is equipped with the second round tube interface 23, the connection of the second round tube interface 23 and pipe Using welding or hot melting way connection.

The interface tube form of the binary ball valve of the utility model can according to need transformation different form to adapt to different pipes The demand of road system mating, the interface tube form for the binary ball valve that above embodiments enumerate are mainly used in boiler pipe system.

Above-described the embodiments of the present invention does not constitute the restriction to scope of protection of the utility model, appoints It is practical new to should be included in this for modifications, equivalent substitutions and improvements etc. made by where within the spiritual principles of the utility model Within the claims of type.

Claims (4)

1. a kind of binary ball valve, the first monomer ball valve (1), second comonomer ball valve (2) including the arrangement of two parallel side-by-sides, feature It is: is respectively provided with the in the middle part of the valve body of the first monomer ball valve (1) side corresponding with (2) two ball valve of second comonomer ball valve A connecting piece (11) and the second connection sheet (21), two first connection sheets (11) and the second connection sheet (21) are equipped with and are connected and fixed machine Structure (3)；First connection sheet (11) and the second connection sheet (21) is superimposed with each other and by being connected and fixed mechanism (3) positioning fastening Link together one complete binary ball valve of composition.

2. a kind of binary ball valve according to claim 1, it is characterised in that: described be connected and fixed mechanism (3) include the The the first boss column (111) and the second connection sheet corresponding with first boss column (111) that a connecting piece (11) lower surface is equipped with (21) the first round tube hole (211) that upper surface is equipped with, the sliding that is nested of the first boss column (111) and the first round tube hole (211) are matched Close connection；The second boss column (212) for being equipped in the second connection sheet (21) upper surface and corresponding with second boss column (212) The second round tube hole (112) that first connection sheet (11) lower surface is equipped with, the second boss column (212) and the second round tube hole (112) Be nested sliding connection；It is additionally provided with the first long strip through hole (113) of both ends semicircular in shape in the first connection sheet (11) upper surface, The second strip that the second connection sheet (21) upper surface corresponding with the first long strip through hole (113) also is provided with both ends semicircular in shape is logical Hole (213)；Intert in first long strip through hole (113) and the second long strip through hole (213) and is connected with that fastening bolt (31), this is tight Fixing bolt (31) head, which is spirally connected, is fastened with nut (32), makes the first connection sheet (11) and the second connection sheet (21) that fastening be kept to connect It connects.

3. a kind of binary ball valve according to claim 1 or 2, it is characterised in that: first described monomer ball valve (1) import End is equipped with fast connection interface (12), which is equipped with bulge loop (121), in corresponding bulge loop (121) Interface inner peripheral surface is equipped with the first groove (122), is embedded with the first sealing rubber ring (123) in first groove (122)；It is described First monomer ball valve (1) outlet end is equipped with the first round tube interface (13).

4. a kind of binary ball valve according to claim 1 or 2, it is characterised in that: described second comonomer ball valve (2) valve body Input end be equipped with loose joint interface (22), which includes the connector (221) being spirally connected with valve body, loose joint circle (222), Loose joint circle (222) oral area is equipped with Internal Pipe Thread, is equipped with internal projecting ring by valve body side inner hole port part in loose joint circle (222) (224)；The second groove (225) are equipped at internal projecting ring (224) step surface at loose joint circle (222) inner hole rear portion, the second groove (225) the second sealing rubber ring (226) are embedded in；The loose joint circle (222) is socketed in the head of connector (221), the loose joint circle (222) position-arresting ring (223) outer round surface that inner hole rear portion and connector (221) cephalic par is set is slidably connected, loose joint circle (222) the front side lower surface for the second sealing rubber ring (226) being embedded in the second groove (225) that inner hole rear portion is set and connector (221) step surface for the position-arresting ring (223) that cephalic par is set mutually leans on, and loose joint circle (222) sets interior by valve body side inner hole port part Bulge loop (224) hole and connector (221) head outer round surface are slidably connected；Described second comonomer ball valve (2) valve body goes out Mouth end is equipped with the second round tube interface (23).