CN206130185U - Side direction rotating piston formula stop valve - Google Patents

Abstract

The utility model discloses a side direction rotating piston formula stop valve, which comprises the following components: a valve body, the top cap is installed on the top of valve body, the inside left side through connection of top cap has rotating threaded rod, last oblique angle board passes through the connecting rod and links to each other with the declivity scute, sealing station's inside swing joint has sealed head, the top left side of pull rod is equipped with reciprocal turning round, reciprocal turning round links to each other with the pull rod through the moving part. This side direction rotating piston formula stop valve, pass through the connecting rod, reciprocal turning round and the cooperation of pull rod, rotatory handle moves rotating threaded rod through screw thread cuff belt and last oblique angle board rotates, the cooperation of going up oblique angle board and declivity scute and connecting rod drives the reciprocal up -and -down motion in reciprocal right side of turning round, reciprocal turning round drives the pull rod through the moving part and makes sealed head slide with sealed first up -and -down motion to seal up the sealed mouth of a river in sealing station, rotatory convenience has been improved when having improved sealed effect, facilitating operation.

Description

A kind of lateral rotation piston type stop valve

Technical field

This utility model is related to valve technology field, specially a kind of lateral rotation piston type stop valve.

Background technology

Stop valve is a kind of conventional valve, and stop valve is typically made up of valve body, valve element, valve rod and valve gap, on valve body Valve seat is provided with, valve element is coordinated with valve seat realizes sealing, in prior art, is typically provided with packing ring to carry between valve rod and valve body High sealing performance, in the prior art, such as utility model patent of Application No. 201521056661.2, including valve body, valve Lobe and the valve rod for driving flap to move up and down, flap are provided with the first sealing and the second sealing, the second sealing position After the first sealing, valve body is provided with the 3rd sealing corresponding with the first sealing and corresponding with the second sealing Although 4th sealing, the patent improve service life, but when field operations are used, the closing to sealing the mouth of a river is adopted Screw thread rotation press-down type makes seal head seal to sealing the mouth of a river, causes its sealing effectiveness poor and rotates more painstaking, shadow Work is rung.

Utility model content

The purpose of this utility model is to provide a kind of lateral rotation piston type stop valve, to solve in above-mentioned background technology The problem of proposition.

For achieving the above object, this utility model provides following technical scheme：A kind of lateral rotation piston type stop valve, bag Include valve body, the top of the valve body is provided with top cover, the valve body is respectively arranged on the left side and the right side water inlet and outlet, described The junction of water inlet and outlet is provided with the sealing mouth of a river, and the inside left of the top cover is through being connected with screw thread rotation bar, institute The top for stating screw thread rotation bar is provided with rotating handle, and the screw thread rotation bar is provided with thread bush, the spiral shell with the junction of top cover The bottom of stricture of vagina swingle is provided with top rade plate, and sealing station, the sealing station are installed with the inside center of the valve body Top left hand be provided with bottom rotary head, the bottom rotary head is connected with sealing station by bearing, and the top of the bottom rotary head is provided with down Bevel board, the top rade plate are connected with lower bevel board by connecting rod, and the internal activity of the sealing station is connected with seal head, The inwall of the sealing station is provided with sealing sliding sleeve, and the top of the seal head is provided with pull bar, the pull bar by connector with Seal head is connected, and the top left hand of the pull bar is provided with reciprocal rotary head, and the reciprocal rotary head is connected with pull bar by movable part, institute Connecting rod is stated through reciprocal rotary head, the connecting rod is provided with change with the junction of reciprocal rotary head.

Preferably, the bottom of the sealing station is provided with ring stand, and rubber ring pad, the rubber are provided with the inside of the ring stand The inner side pressing of glue ring pad has wear-resistant seal pad.

Preferably, the thread bush is provided with sealing member with the junction of top cover, and the outer wall center of the thread bush is tight It is socketed with sealing ring.

Preferably, the bottom of the seal head is provided with bright finish head.

Preferably, the inwall top of the valve body is provided with and is dried moist-proof board.

Compared with prior art, the beneficial effects of the utility model are：The lateral rotation piston type stop valve, by connection Bar, reciprocal rotary head and the cooperation of pull bar, rotating handle drive screw thread rotation bar and top rade plate to rotate by thread bush, top rade plate Cooperation with lower bevel board and connecting rod drives the right side of reciprocating rotary head back and forth to move up and down, and reciprocal rotary head is driven by movable part Pull bar and seal head move up and down and make seal head slide in sealing station to seal to sealing the mouth of a river, improve sealing effectiveness The convenience of rotation is improve simultaneously, facilitates work.

Description of the drawings

Fig. 1 is this utility model structural representation；

Fig. 2 is bright finish header structure schematic diagram of the present utility model.

In figure：1st, sealing member, 2, thread bush, 3, screw thread rotation bar, 4, sealing ring, 5, rotating handle, 6, top cover, 7, be dried it is anti- Damp plate, 8, top rade plate, 9, connecting rod, 10, change, 11, lower bevel board, 12, bottom rotary head, 13, bearing, 14, water inlet, 15, Reciprocal rotary head, 16, movable part, 17, pull bar, 18, sealing sliding sleeve, 19, connector, 20, seal head, 21, outlet, 22, ring stand, 23rd, rubber ring pad, 24, the sealing mouth of a river, 25, wear-resistant seal pad, 26, valve body, 27, bright finish head, 28, sealing station.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.

Fig. 1-2 is referred to, this utility model provides a kind of technical scheme：A kind of lateral rotation piston type stop valve, including Valve body 26, the top of the valve body 26 be provided with top cover 6, and the valve body 26 is respectively arranged on the left side and the right side water inlet 14 and water outlet Mouth 21, the water inlet 14 are provided with the sealing mouth of a river 24 with the junction of outlet 21, and the inside left of the top cover 6 is through connection The top for having screw thread rotation bar 3, the screw thread rotation bar 3 is provided with rotating handle 5, and rotating handle 5 drives screw thread rotation by thread bush 2 Bull stick 3 is rotated, and the screw thread rotation bar 3 is provided with thread bush 2, the connection of the thread bush 2 and top cover 6 with the junction of top cover 6 Place is provided with sealing member 1, and the outer wall center of the thread bush 2 has been tightly sleeved sealing ring 4, the bottom of the screw thread rotation bar 3 Top rade plate 8 is installed, sealing station 28 at the inside center of the valve body 26, is installed with, the top of the sealing station 28 is left Side is provided with bottom rotary head 12, and the bottom rotary head 12 is connected with sealing station 28 by bearing 13, and the top of the bottom rotary head 12 is provided with Lower bevel board 11, lower bevel board 11 are rotated in sealing station 28 by bottom rotary head 12 and the cooperation of bearing 13, the top rade plate 8 It is connected with lower bevel board 11 by connecting rod 9, the internal activity of the sealing station 28 is connected with seal head 20, the sealing station 28 Bottom ring stand 22 is installed, the inner side of the ring stand 22 is provided with rubber ring pad 23, the inner side pressing of the rubber ring pad 23 There is wear-resistant seal pad 25, when seal head 20 is pushed, drive rubber ring pad 23 and wear-resistant seal pad 25 to deform upon to sealing the mouth of a river 24 Sealed, while improve sealing effectiveness, avoid aqueous vapor from entering the inside of valve body 26, the bottom of the seal head 20 is installed There is bright finish head 27, bright finish head 27 prevents seal head 20 from damaging wear-resistant seal pad 25, and the inwall of the sealing station 28 is provided with sealing Sliding sleeve 18, the top of the seal head 20 are provided with pull bar 17, and the pull bar 17 is connected with seal head 20 by connector 19, described The top left hand of pull bar 17 is provided with reciprocal rotary head 15, and the reciprocal rotary head 15 is connected with pull bar 17 by movable part 16, the company Extension bar 9 runs through reciprocal rotary head 15, top rade plate 8 and lower bevel board 11 and the right side for coordinating drive reciprocating rotary head 15 of connecting rod 9 Reciprocal to move up and down, the connecting rod 9 is provided with change 10 with the junction of reciprocal rotary head 15, and reciprocal rotary head 15 passes through movable part 16 Driving pull bar 17 and the up and down motion of seal head 20 seal head 20 is slided in sealing station 28 carries out sealing institute to sealing the mouth of a river 24 The inwall top for stating valve body 26 is provided with and is dried moist-proof board 7, is dried moist-proof board 7 and avoids the inner tip of valve body 26 from making moist and affect Work.

Rotating handle 5 drives screw thread rotation bar 3 to rotate by thread bush 2, top rade plate 8 and lower bevel board 11 and connecting rod 9 Cooperation drive the right side of reciprocating rotary head 15 back and forth to move up and down, reciprocal rotary head 15 drives pull bar 17 and sealing by movable part 16 20 move up and down makes seal head 20 slide in sealing station 28 to seal to sealing the mouth of a river 24.

In description of the present utility model, it is to be understood that term " coaxial ", " bottom ", " one end ", " top ", " middle part ", " other end ", " on ", " side ", " top ", " interior ", " front portion ", " central authorities ", the orientation of the instruction such as " two ends " or position The relation of putting is, based on orientation shown in the drawings or position relationship, to be for only for ease of description this utility model and simplify description, and Be not indicate or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore It is not intended that to restriction of the present utility model.

In this utility model, unless otherwise clearly defined and limited, term " installation ", " setting ", " connection ", The terms such as " fixation ", " spinning " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or into one Body；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can To be connection or the interaction relationship of two elements of two element internals, unless otherwise clearly restriction, for this area Those of ordinary skill for, concrete meaning of the above-mentioned term in this utility model can be understood as the case may be.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, Be appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repair Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of lateral rotation piston type stop valve, including valve body（26）, the valve body（26）Top top cover is installed（6）, The valve body（26）Be respectively arranged on the left side and the right side water inlet（14）And outlet（21）, the water inlet（14）With outlet （21）Junction be provided with sealing the mouth of a river（24）, it is characterised in that：The top cover（6）Inside left through be connected with screw thread rotation Bull stick（3）, the screw thread rotation bar（3）Top rotating handle is installed（5）, the screw thread rotation bar（3）With top cover（6）Company The place of connecing is provided with thread bush（2）, the screw thread rotation bar（3）Bottom top rade plate is installed（8）, the valve body（26）Inside Center is installed with sealing station（28）, the sealing station（28）Top left hand be provided with bottom rotary head（12）, the bottom rotary head （12）By bearing（13）With sealing station（28）It is connected, the bottom rotary head（12）Top lower bevel board is installed（11）, it is described Top rade plate（8）By connecting rod（9）With lower bevel board（11）It is connected, the sealing station（28）Internal activity be connected with sealing Head（20）, the sealing station（28）Inwall sealing sliding sleeve is installed（18）, the seal head（20）Top be provided with pull bar （17）, the pull bar（17）By connector（19）With seal head（20）It is connected, the pull bar（17）Top left hand be provided with past Multiple rotary head（15）, the reciprocal rotary head（15）By movable part（16）With pull bar（17）It is connected, the connecting rod（9）Through reciprocal Rotary head（15）, the connecting rod（9）With reciprocal rotary head（15）Junction be provided with change（10）.

2. a kind of lateral rotation piston type stop valve according to claim 1, it is characterised in that：The sealing station（28）'s Bottom is provided with ring stand（22）, the ring stand（22）Inner side rubber ring pad is installed（23）, the rubber ring pad（23）It is interior Side pressure is closed wear-resistant seal pad（25）.

3. a kind of lateral rotation piston type stop valve according to claim 1, it is characterised in that：The thread bush（2）With Top cover（6）Junction be provided with sealing member（1）, the thread bush（2）Outer wall center be tightly sleeved sealing ring（4）.

4. a kind of lateral rotation piston type stop valve according to claim 1, it is characterised in that：The seal head（20）'s Bottom is provided with bright finish head（27）.

5. a kind of lateral rotation piston type stop valve according to claim 1, it is characterised in that：The valve body（26）It is interior Wall top is provided with and is dried moist-proof board（7）.