CN111927958A - Low-temperature lengthened stop valve - Google Patents

Low-temperature lengthened stop valve Download PDF

Info

Publication number
CN111927958A
CN111927958A CN202010766134.XA CN202010766134A CN111927958A CN 111927958 A CN111927958 A CN 111927958A CN 202010766134 A CN202010766134 A CN 202010766134A CN 111927958 A CN111927958 A CN 111927958A
Authority
CN
China
Prior art keywords
groove
telescopic
valve
rod
spring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202010766134.XA
Other languages
Chinese (zh)
Other versions
CN111927958B (en
Inventor
严涛
丁超
姜晨
汪中厚
果春焕
史中楼
李伟
朱海昌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Sny Valve Co ltd
Original Assignee
Jiangsu Sny Valve Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Sny Valve Co ltd filed Critical Jiangsu Sny Valve Co ltd
Priority to CN202010766134.XA priority Critical patent/CN111927958B/en
Publication of CN111927958A publication Critical patent/CN111927958A/en
Application granted granted Critical
Publication of CN111927958B publication Critical patent/CN111927958B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/36—Valve members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/46—Attachment of sealing rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00—Flanged joints
    • F16L23/02—Flanged joints the flanges being connected by members tensioned axially
    • F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00—Flanged joints
    • F16L23/16—Flanged joints characterised by the sealing means
    • F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F16L55/033—Noise absorbers
    • F16L55/035—Noise absorbers in the form of specially adapted hangers or supports
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/24—Preventing accumulation of dirt or other matter in the pipes, e.g. by traps, by strainers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding Valves (AREA)
  • Details Of Valves (AREA)

Abstract

The invention discloses a low-temperature lengthened stop valve which comprises a through groove, a valve seat, a valve sleeve and a valve body, wherein both sides of the valve body are respectively provided with a dismounting structure, each dismounting structure comprises a limiting groove, a limiting block, a flange plate, a bolt and a nut, the flange plates are respectively arranged on both sides of the valve seat, both ends of one side inside the flange plate are respectively provided with a limiting groove, the outer surface of the valve rod is provided with the valve sleeve, the middle positions of both sides of the valve sleeve are respectively provided with the valve cover, the inside of the valve cover is provided with a plug in a penetrating manner, the bottom end of the plug is provided with a filling opening. By arranging the dismounting structure, when the valve body is used, in order to facilitate the connection with the pipeline, the limiting grooves on the flange plates of the pipeline can be aligned with the limiting blocks on the valve body, so that the two flange plates are contacted, and then the nut is rotated to be connected with the bolt, thereby realizing the effect of fixing the pipeline and the valve body.

Description

Low-temperature lengthened stop valve
Technical Field
The invention relates to the technical field of stop valves, in particular to a low-temperature lengthened stop valve.
Background
With the development of the society at present, the improvement of people's standard of living for valve everywhere is seen in daily life now, and low temperature stop valve is one of them valve, is used with the valve that uses under the low temperature environment, but this kind of device of current still has certain problem and defect.
The low temperature extension stop valve is inconvenient to install valve and pipeline at the in-process that uses to need make a neotype valve of cutting to solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide a low-temperature lengthened stop valve to solve the problem that the stop valve is inconvenient to install with a pipeline in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the low-temperature lengthened stop valve comprises a through groove, a valve seat, a valve sleeve and a valve body, wherein the two sides of the valve body are respectively provided with a dismounting structure, the dismounting structure comprises a limiting groove, a limiting block, a flange plate, a bolt and a nut, the flange plates are respectively arranged on the two sides of the valve seat, the two ends of one side in the flange plate are respectively provided with the limiting groove, the two ends of the other side in the flange plate are respectively provided with the limiting block, the two ends of one side of the flange plate are respectively provided with the bolt, the inside of the valve body is provided with the through groove, the middle position in the through groove is provided with a sealing structure, the two sides of the bottom end of the sealing structure are respectively provided with the valve seat, the middle position at the bottom end of the sealing structure is provided, the valve comprises a valve cover and a valve rod, wherein a plug is arranged in the valve cover in a penetrating mode, a filling opening is formed in the bottom end of the plug, and a handle is arranged at the top end of the valve rod.
Preferably, nuts are mounted at two ends of the other side of the flange plate, and the nuts and the bolts are in threaded connection.
Preferably, prevent that stifled structure includes impeller, bearing and bracing piece, the intermediate position department of the inside bottom of logical groove of bearing, the surface winding of bearing has the impeller.
Preferably, a support rod penetrates through the inside of the bearing, and the support rod and the inner side wall of the valve body are of a welding integrated structure.
Preferably, the sealing structure comprises a sealing ring, a first spring, a clamping block, a clamping groove, a convex block and a groove, the groove is installed at the bottom end of the valve rod, the clamping block is installed inside the groove, the sealing ring is installed at the bottom end of the clamping block, the clamping groove is installed on two sides of the top end inside the clamping block, and the clamping block is installed inside the clamping groove.
Preferably, a first spring is installed on one side of the clamping block, and a clamping structure is formed between the clamping block and the clamping groove.
Preferably, the energy dissipation device further comprises an auxiliary energy dissipation device, the auxiliary energy dissipation device comprises two fastening solids, a middle flat plate and a bottom plate, a first groove and a plurality of inner insertion holes are formed in the lower surface of the middle flat plate, a cylindrical block corresponding to the first groove and a first vertical telescopic rod corresponding to the inner insertion holes are arranged on the bottom plate, a first wear-resistant elastic sheet is arranged between the middle flat plate and the bottom plate, a lower energy dissipation part corresponding to the fastening solids is arranged on the upper surface of the middle flat plate, the lower energy dissipation part comprises a lower fastening body, two lower support blocks, two second grooves and two second vertical telescopic rods, the two second grooves are located between the two second vertical telescopic rods, the lower support blocks are arranged in the second grooves, the lower fastening body is arranged in the two lower support blocks, and two telescopic clamping plates are arranged on the lower support blocks, the lower fastening body is provided with a first groove, a first elastic wear-resistant piece is arranged between the first groove and the second groove, the first elastic wear-resistant piece is used for supporting the lower fastening body, the lower supporting block is provided with a first telescopic groove, the first telescopic groove is internally provided with an inner top spring, the bottom of the first telescopic clamp is positioned in the first telescopic groove and connected with the upper end of the inner top spring, the end part of the tightening solid is provided with a first groove and an inverted L-shaped stop lever, the end part of the lower fastening body is provided with a first elastic wear-resistant piece between the first elastic wear-resistant piece and the L-shaped stop lever, the end part of the lower fastening body extends into the first groove and is connected with the tightening solid through a fixing screw, and the end part of the lower fastening body is connected.
Preferably, the second vertical telescopic rod comprises a telescopic sleeve, a telescopic inner rod, a second spring and a third spring, the telescopic sleeve is connected to the middle flat plate, the second spring is arranged in the telescopic sleeve, the lower end of the telescopic inner rod is located in the telescopic sleeve and connected to the upper end of the second spring, the upper end of the telescopic inner rod is located in the through hole of the lower fastening body, a blocking ring is arranged on the telescopic inner rod, and the third spring is arranged on the blocking ring and the telescopic inner rod between the telescopic sleeve.
Preferably, a wear-resistant elastic sleeve is arranged in the through hole and sleeved at the upper end of the telescopic inner rod.
Compared with the prior art, the invention has the beneficial effects that: the low-temperature lengthened stop valve not only realizes convenient installation with a pipeline, but also realizes good anti-blocking effect on the interior of the valve and convenient sealing of the valve;
(1) by arranging the dismounting structure, when the valve body is used, in order to facilitate the connection with the pipeline, the limiting grooves on the flange plates of the pipeline can be aligned to the limiting blocks on the valve body, so that the two flange plates are contacted, and then the nut is rotated to be connected with the bolt, thereby realizing the effect of fixing the pipeline and the valve body;
(2) by arranging the anti-blocking structure, when the valve body is used, in order to prevent the effect of blocking when the valve body is used, the bearing can be arranged inside the valve body, when liquid flows through the inside of the through groove, the liquid can strike the impeller on the surface of the bearing, so that the impeller can rotate, and the anti-blocking effect on the inside of the valve body is achieved;
(3) through being provided with seal structure, when need close the valve body, in order to prevent that the valve body from leaking, need seal valve body internally mounted sealing washer, and the sealing washer when the live time overlength need be changed, can be through the effect of spring force for the fixture block breaks away from the draw-in groove, thereby reaches the effect of dismantling the change to the sealing washer.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged partial cross-sectional view taken at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic side view of the anti-blocking structure of the present invention;
FIG. 4 is a side view of the detachable structure of the present invention;
figure 5 is a front view of the structure of the auxiliary dissipater of the present invention;
FIG. 6 is a schematic view of the construction of the lower support block of the present invention;
fig. 7 is a top view of the structure of the base plate of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: the low-temperature lengthened stop valve comprises a through groove 2, a valve seat 4, a valve sleeve 6 and a valve body 12, wherein dismounting structures 1 are respectively arranged on two sides of the valve body 12, each dismounting structure 1 comprises a limiting groove 101, a limiting block 102, a flange plate 103, bolts 104 and nuts 105, the flange plates 103 are respectively arranged on two sides of the valve seat 4, the limiting grooves 101 are respectively arranged at two ends of one side inside the flange plate 103, the limiting blocks 102 are respectively arranged at two ends of the other side inside the flange plate 103, the bolts 104 are respectively arranged at two ends of one side of the flange plate 103, the nuts 105 are respectively arranged at two ends of the other side of the flange plate 103;
specifically, as shown in fig. 1 and 4, when the mechanism is used, firstly, when the valve body 12 is used, in order to facilitate connection with a pipeline, the limiting groove 101 on the pipeline flange 103 can be aligned with the limiting block 102 on the valve body 12, so that the two flange plates 103 are in contact, then the nut 105 is rotated, so that the nut 105 is connected with the bolt 104, and thus the effect of fixing the pipeline and the valve body 12 is achieved;
a through groove 2 is arranged in the valve body 12, a sealing structure 5 is arranged in the middle position in the through groove 2, the sealing structure 5 comprises a sealing ring 501, a first spring 502, a clamping block 503, a clamping groove 504, a convex block 505 and a groove 506, the groove 506 is arranged at the bottom end of the valve rod 11, the clamping block 503 is arranged in the groove 506, the sealing ring 501 is arranged at the bottom end of the clamping block 503, the clamping grooves 504 are arranged on two sides of the top end of the clamping block 503, the clamping block 503 is arranged in the clamping groove 504, the first spring 502 is arranged on one side of the clamping block 503, and a clamping structure is formed between;
specifically, as shown in fig. 1 and fig. 2, when the mechanism is used, firstly, when the valve body 12 needs to be closed, the sealing ring 501 needs to be installed inside the valve body 12 for sealing in order to prevent water leakage from the valve body 12, and when the sealing ring 501 needs to be replaced after being used for a long time, the fixture block 503 can be separated from the clamping groove 504 under the action of the elastic force of the first spring 502, and then the projection 505 is taken out from the inside of the groove 506, and meanwhile, the effect of detaching and replacing the sealing ring 501 is achieved;
the valve seat 4 is mounted on two sides of the bottom end of the sealing structure 5, the anti-blocking structure 3 is mounted in the middle position of the bottom end of the sealing structure 5, the anti-blocking structure 3 comprises an impeller 301, a bearing 302 and a supporting rod 303, the bearing 302 is arranged in the middle position of the bottom end of the through groove 2, the impeller 301 is wound on the outer surface of the bearing 302, the supporting rod 303 penetrates through the bearing 302, the supporting rod 303 and the inner side wall of the valve body 12 are of a welding integrated structure, the valve rod 11 is mounted at the top end of the sealing structure 5, the valve sleeve 6 is mounted on the outer surface of the valve rod 11, the valve covers 10 are mounted in the middle positions of two sides of the valve sleeve 6, the plug 8 penetrates through the valve covers 10, the;
specifically, as shown in fig. 1 and 3, when the mechanism is used, firstly, in order to prevent the valve body 12 from being blocked during use of the valve body 12, a bearing 302 may be installed inside the valve body 12, the bearing 302 may be fixed on the inner wall of the through groove 2 through a support rod 303, when liquid flows through the inside of the through groove 2, the liquid may hit the impeller 301, and at this time, the impeller 301 may be rotated according to the principle of inertia, so that the effect of blocking the inside of the valve body 12 is achieved.
The working principle is as follows: when the valve body 12 is used, firstly, in order to facilitate connection with a pipeline, the limiting groove 101 on the pipeline flange plate 103 can be aligned to the limiting block 102 on the valve body 12, so that the two flange plates 103 are contacted, then the nut 105 is rotated, so that the nut 105 is connected with the bolt 104, and the effect of fixing the pipeline and the valve body 12 is achieved.
Afterwards, when the valve body 12 is in use, in order to prevent the effect of blocking when the valve body 12 is in use, the bearing 302 may be installed inside the valve body 12, the bearing 302 is fixed on the inner wall of the through groove 2 through the support rod 303, when liquid flows through the inside of the through groove 2, the liquid hits the impeller 301, and at this moment, according to the principle of inertia, the impeller 301 may be rotated, so as to achieve the effect of blocking prevention inside the valve body 12.
Finally, when the valve body 12 needs to be closed, in order to prevent the valve body 12 from leaking water, the sealing ring 501 needs to be installed inside the valve body 12 for sealing, and when the sealing ring 501 needs to be replaced after being used for a long time, the clamping block 503 can be separated from the clamping groove 504 under the action of the elastic force of the first spring 502, and then the projection 505 is taken out from the inside of the groove 506, so that the effect of detaching and replacing the sealing ring 501 is achieved.
Referring to fig. 5-7, in order to dissipate energy in the pipe and the valve body 12, an auxiliary energy dissipation device 70 is provided; the auxiliary energy dissipater 70 comprises two fastening solids 701, a middle plate 702 and a bottom plate 703, wherein the lower surface of the middle plate 702 is provided with a first groove 704 and a plurality of inner insertion holes 705, the bottom plate 703 is provided with a cylindrical block 706 corresponding to the first groove 704 and a first vertical telescopic rod 707 corresponding to the inner insertion holes 705, a first wear-resistant elastic sheet 708 is arranged between the middle plate 702 and the bottom plate 703, the upper surface of the middle plate 702 is provided with a lower energy dissipation part corresponding to the fastening solids 701, the lower energy dissipation part comprises a lower fastening body 709, two lower supporting blocks 710, two second grooves 711 and two second vertical telescopic rods 712, the two second grooves 711 are located between the two second vertical telescopic rods 712, the lower supporting blocks 710 are arranged in the second grooves 711, and the lower fastening body 709 is arranged in the two lower supporting blocks 710, two telescopic clamping plates 713 are arranged on the lower supporting block 710, a third groove is formed between the two telescopic clamping plates 713, a second wear-resistant elastic sheet for supporting the lower fastening body 709 is arranged in the third groove, a telescopic groove 714 is arranged on the lower supporting block 710, an inner top spring 715 is arranged in the telescopic slot 714, the bottom of the telescopic clamp plate 713 is positioned in the telescopic slot 714 and is connected with the upper end of the inner top spring 715, the end of the tightening solid 701 is provided with a fourth groove 716 and an inverted L-shaped stop 717, a third wear-resistant elastic sheet 718 is arranged between the end of the lower fastening body 709 and the L-shaped stop lever 717, the end of the lower fastening body 709 extends into the fourth recess 716 and is connected with the tightening solid 701 by means of a fixing screw 719, the end of the lower fastening body 709 is connected to the middle platform 702 by the second vertical telescopic rod 712.
The auxiliary energy dissipater 70 is installed on a pipeline and a valve body 12, two tightening solids 701 are respectively connected with two lower fastening bodies 709 and are located at the side of a second flange 21 of a first flange 51, specifically, the lower fastening bodies 709 are fixedly connected with the tightening solids 701 through fixing screws 719 and are further fixed on the pipeline and the valve body 12, a second groove 711 is designed on an intermediate flat plate 702, a lower support block 710 is designed in the second groove 711, the pipeline extrudes the lower support block 710 on the lower support block 710 into a telescopic groove 714, a telescopic clamp plate 713 downwards extrudes an inner top spring 715 in the telescopic groove 714, and the pipeline contacts the lower fastening bodies 709, and the two telescopic clamp plates 713 play a role in protecting and supporting the second wear-resistant elastic sheet 720 and the pipeline; meanwhile, the end of the lower fastening body 709 prevents the lower fastening body 709 from deforming in the horizontal direction due to the supporting effect of the third wear-resistant elastic sheet 718 and the L-shaped stop rod 717, the lower fastening body 709 moves downwards and is compressed to the second vertical telescopic rod 712, and the second vertical telescopic rod 712 also plays a role in supporting the lower fastening body 709, so that the telescopic clamp plate 713, the second vertical telescopic rod 712 and the second wear-resistant elastic sheet 320 play a role in energy dissipation and vibration reduction while the upper fastening body 701 and the lower fastening body 709 fix the pipeline; the lower surface of the middle flat plate 702 is provided with a first groove 704 and a plurality of inner inserting holes 705, the bottom plate 703 is provided with a cylindrical block 706 corresponding to the first groove 704 and a first vertical telescopic rod 707 corresponding to the inner inserting holes 705, and then the bottom plate 703 plays a role in supporting, dissipating energy and reducing vibration for the middle flat plate 702.
Further, the vertical telescopic link 712 of second includes flexible cover 7121, flexible interior pole 7122, second spring 7123 and third spring 7124, flexible cover 7121 is connected on the dull and stereotyped 702 of centre, second spring 7123 sets up in the flexible cover 7121, the lower extreme of flexible interior pole 7122 is located in the flexible cover 7121 and connect the upper end of second spring 7123, the upper end of flexible interior pole 7122 is located in the through-hole 7091 of lower fastener 709, be provided with on the flexible interior pole 7122 and keep off ring 7125, third spring 7124 sets up keep off ring 7125 with on the flexible interior pole 7122 between the flexible cover 7121.
When the second vertical telescopic rod 712 is vibrated up and down, the tightening solid 701 and the lower fastening body 709 extrude the retaining ring 7125 on the second vertical telescopic rod 712, so that the telescopic inner rod 7122 in the second vertical telescopic rod 712 is compressed downwards, the second spring 7123 and the third spring 7124 are compressed simultaneously, the generated vibration is subjected to energy dissipation and vibration reduction, and then under the reset action of the second spring 7123 and the third spring 7124, the second vertical telescopic rod 712 resets upwards to the original position and also plays a role in energy dissipation and vibration reduction to the upward vibration.
Further, a wear-resistant elastic sleeve 7092 is arranged in the through hole 7091, and the wear-resistant elastic sleeve 7092 is sleeved on the upper end of the telescopic inner rod 7122.
Because the pipeline and the valve body 12 cannot avoid transverse vibration, and the upper end of the telescopic inner rod 7122 extends into the through hole 7091, the transverse vibration of the pipeline can generate transverse shearing force on the telescopic inner rod 7122, so that the wear-resistant elastic sleeve 7092 is designed in the through hole 7091, and the wear-resistant elastic sleeve 7092 can reduce the action of the transverse shearing force on the telescopic inner rod 7122, thereby playing a role in protection.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (9)

1. Low temperature adds shut-off valve, including leading to groove (2), disk seat (4), valve barrel (6) and valve body (12), its characterized in that, dismouting structure (1) is all installed to the both sides of valve body (12), dismouting structure (1) includes spacing groove (101), stopper (102), ring flange (103), bolt (104) and nut (105), the ring flange (103) are all installed in the both sides of disk seat (4), spacing groove (101) are all installed at the both ends of one side inside ring flange (103), stopper (102) are all installed at the both ends of the inside opposite side of ring flange (103), bolt (104) are all installed at the both ends of one side of ring flange (103), logical groove (2) are installed to the internally mounted of valve body (12), seal structure (5) are installed to the intermediate position department that leads to groove (2) inside, disk seat (4) are all installed to the both sides of seal structure (5), prevent stifled structure (3) is installed to the intermediate position department of seal structure (5) bottom, valve rod (11) are installed on the top of seal structure (5), the surface mounting of valve rod (11) has valve barrel (6), valve gap (10) are all installed to the intermediate position department of valve barrel (6) both sides, plug (8) have been run through to the inside of valve gap (10), fill opening (7) are installed to the bottom of plug (8), handle (9) are installed on the top of valve rod (11).
2. The low-temperature lengthened stop valve according to claim 1, wherein nuts (105) are mounted at two ends of the other side of the flange plate (103), and the nuts (105) and the bolts (104) form threaded connection.
3. The low-temperature lengthened stop valve according to claim 1, wherein the anti-blocking structure (3) comprises an impeller (301), a bearing (302) and a support rod (303), the impeller (301) is wound on the outer surface of the bearing (302) at the middle position of the bottom end in the through groove (2) of the bearing (302).
4. The low-temperature lengthened stop valve according to claim 3, characterized in that a support rod (303) penetrates through the bearing (302), and the support rod (303) and the inner side wall of the valve body (12) are in a welded and integrated structure.
5. The low-temperature lengthening stop valve according to claim 1, wherein the sealing structure (5) comprises a sealing ring (501), a first spring (502), a clamping block (503), a clamping groove (504), a projection (505) and a groove (506), the groove (506) is installed at the bottom end of the valve rod (11), the clamping block (503) is installed inside the groove (506), the sealing ring (501) is installed at the bottom end of the clamping block (503), the clamping grooves (504) are installed on two sides of the top end inside the clamping block (503), and the clamping block (503) is installed inside the clamping groove (504).
6. The low-temperature lengthening stop valve according to claim 5, wherein a first spring (502) is installed on one side of the clamping block (503), and a clamping structure is formed between the clamping block (503) and the clamping groove (504).
7. The cryogenic lengthening stop valve according to claim 1, further comprising an auxiliary energy dissipater (70), the auxiliary energy dissipater (70) comprising two tightening solids (701), an intermediate plate (702) and a bottom plate (703), a lower surface of the intermediate plate (702) being provided with a first groove (704) and a plurality of inner insertion holes (705), the bottom plate (703) being provided with a cylindrical block (706) corresponding to the first groove (704) and a first vertical telescopic rod (707) corresponding to the inner insertion holes (705), a first wear-resistant elastic sheet (708) being provided between the intermediate plate (702) and the bottom plate (703), an upper surface of the intermediate plate (702) being provided with a lower energy dissipater corresponding to the tightening solids (701), the lower energy dissipater comprising a lower tightening body (709), two lower support blocks (710), two second grooves (711), and a bottom plate (703), Two second vertical telescopic rods (712), two second grooves (711) are located between the two second vertical telescopic rods (712), the lower supporting block (710) is arranged in the second groove (711), the lower fastening body (709) is arranged in the two lower supporting blocks (710), two telescopic splints (713) are arranged on the lower supporting block (710), a third groove is arranged between the two telescopic splints (713), a second wear-resistant elastic sheet (320) supporting the lower fastening body (709) is arranged in the third groove, a telescopic groove (714) is arranged on the lower supporting block (710), an inner top spring (715) is arranged in the telescopic groove (714), the bottom of the telescopic splint (713) is located in the telescopic groove (714) and connected with the upper end of the inner top spring (715), a fourth groove (716) and an inverted L-shaped stop rod (717) are arranged at the end of the tightening solid (701), the end part of the lower fastening body (709) and the L-shaped stop lever (717) are provided with a third wear-resistant elastic sheet (718), the end part of the lower fastening body (709) extends into the fourth groove (716) and is connected with the tightening solid (701) through a fixing screw (719), and the end part of the lower fastening body (709) is connected with the middle platform (702) through the second vertical telescopic rod (712).
8. The low-temperature lengthening stop valve according to claim 7, wherein the second vertical telescopic rod (712) comprises a telescopic sleeve (7121), a telescopic inner rod (7122), a second spring (7123) and a third spring (7124), the telescopic sleeve (7121) is connected to the middle flat plate (702), the second spring (7123) is arranged in the telescopic sleeve (7121), the lower end of the telescopic inner rod (7122) is arranged in the telescopic sleeve (7121) and connected to the upper end of the second spring (7123), the upper end of the telescopic inner rod (7122) is arranged in a through hole (7091) of the lower fastening body (709), a baffle ring (7125) is arranged on the telescopic inner rod (7122), and the third spring (7124) is arranged on the baffle ring (7125) and the telescopic inner rod (7122) between the telescopic sleeve (7121).
9. The low-temperature lengthening stop valve according to claim 8, wherein a wear-resistant elastic sleeve (7092) is arranged in the through hole (7091), and the wear-resistant elastic sleeve (7092) is sleeved on the upper end of the telescopic inner rod (7122).
CN202010766134.XA 2020-08-03 2020-08-03 Low-temperature lengthened stop valve Active CN111927958B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010766134.XA CN111927958B (en) 2020-08-03 2020-08-03 Low-temperature lengthened stop valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010766134.XA CN111927958B (en) 2020-08-03 2020-08-03 Low-temperature lengthened stop valve

Publications (2)

Publication Number Publication Date
CN111927958A true CN111927958A (en) 2020-11-13
CN111927958B CN111927958B (en) 2021-07-02

Family

ID=73306301

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010766134.XA Active CN111927958B (en) 2020-08-03 2020-08-03 Low-temperature lengthened stop valve

Country Status (1)

Country Link
CN (1) CN111927958B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112377485A (en) * 2020-11-27 2021-02-19 瑞德(新乡)路业有限公司 High-pressure hydraulic system

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1470853A (en) * 1973-05-28 1977-04-21 Festo Maschf Stoll G Multi-way valves
DE3301332A1 (en) * 1983-01-17 1984-07-19 Industrielle Planungs- und Marketing-Anstalt, Vaduz Device for protection of liquid lines against detonations
DE3414887A1 (en) * 1983-05-03 1984-11-15 Aktiengesellschaft Karrer, Weber & Cie, Unterkulm Silencing line piece for sanitary installations
JP2003097779A (en) * 2001-09-21 2003-04-03 Sankei Giken:Kk Vibration isolation connector
CN201180794Y (en) * 2008-02-20 2009-01-14 杭州特库拉精密机械有限公司 Air-controlled direct-acting valve
CN202302012U (en) * 2011-10-18 2012-07-04 天津国际机械有限公司 Spring shock absorption pre-resetting angle type hydraulic fast switching valve
CN103727246A (en) * 2013-12-13 2014-04-16 广西奥士达环境工程有限公司 Anti-blocking star type cinder valve
CN205859177U (en) * 2016-05-31 2017-01-04 江苏高中压阀门有限公司 A kind of cryogenic globe valve
CN205908916U (en) * 2016-06-26 2017-01-25 苏州市吴中区欣鑫开关配件厂 Flange of sealed effectual and easy dismouting
CN206159664U (en) * 2016-10-10 2017-05-10 樊霞霞 Hydraulic engineering pipeline bearing structure
CN206206637U (en) * 2016-11-20 2017-05-31 江苏庆海石油机械有限公司 A kind of high sealing formula stop valve
CN107101008A (en) * 2017-05-10 2017-08-29 盐城威乐阀门制造有限公司 A kind of high voltage bearing regulating valve
CN107939993A (en) * 2017-12-28 2018-04-20 江苏盐高阀门制造有限公司 A kind of anticlogging shut-off valve
CN207554794U (en) * 2017-11-27 2018-06-29 上海海帆船舶设备有限公司 A kind of sealing device of mechanical equipment
CN207999513U (en) * 2018-01-16 2018-10-23 温州翰智信息技术有限公司 A kind of shut-off valve that anti-clogging is convenient to clean
CN208587604U (en) * 2018-08-07 2019-03-08 天津国化集团有限公司 A kind of adjustable natural gas line support frame

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1470853A (en) * 1973-05-28 1977-04-21 Festo Maschf Stoll G Multi-way valves
DE3301332A1 (en) * 1983-01-17 1984-07-19 Industrielle Planungs- und Marketing-Anstalt, Vaduz Device for protection of liquid lines against detonations
DE3414887A1 (en) * 1983-05-03 1984-11-15 Aktiengesellschaft Karrer, Weber & Cie, Unterkulm Silencing line piece for sanitary installations
JP2003097779A (en) * 2001-09-21 2003-04-03 Sankei Giken:Kk Vibration isolation connector
CN201180794Y (en) * 2008-02-20 2009-01-14 杭州特库拉精密机械有限公司 Air-controlled direct-acting valve
CN202302012U (en) * 2011-10-18 2012-07-04 天津国际机械有限公司 Spring shock absorption pre-resetting angle type hydraulic fast switching valve
CN103727246A (en) * 2013-12-13 2014-04-16 广西奥士达环境工程有限公司 Anti-blocking star type cinder valve
CN205859177U (en) * 2016-05-31 2017-01-04 江苏高中压阀门有限公司 A kind of cryogenic globe valve
CN205908916U (en) * 2016-06-26 2017-01-25 苏州市吴中区欣鑫开关配件厂 Flange of sealed effectual and easy dismouting
CN206159664U (en) * 2016-10-10 2017-05-10 樊霞霞 Hydraulic engineering pipeline bearing structure
CN206206637U (en) * 2016-11-20 2017-05-31 江苏庆海石油机械有限公司 A kind of high sealing formula stop valve
CN107101008A (en) * 2017-05-10 2017-08-29 盐城威乐阀门制造有限公司 A kind of high voltage bearing regulating valve
CN207554794U (en) * 2017-11-27 2018-06-29 上海海帆船舶设备有限公司 A kind of sealing device of mechanical equipment
CN107939993A (en) * 2017-12-28 2018-04-20 江苏盐高阀门制造有限公司 A kind of anticlogging shut-off valve
CN207999513U (en) * 2018-01-16 2018-10-23 温州翰智信息技术有限公司 A kind of shut-off valve that anti-clogging is convenient to clean
CN208587604U (en) * 2018-08-07 2019-03-08 天津国化集团有限公司 A kind of adjustable natural gas line support frame

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112377485A (en) * 2020-11-27 2021-02-19 瑞德(新乡)路业有限公司 High-pressure hydraulic system
CN112377485B (en) * 2020-11-27 2024-05-28 瑞德(新乡)路业有限公司 High-pressure hydraulic system

Also Published As

Publication number Publication date
CN111927958B (en) 2021-07-02

Similar Documents

Publication Publication Date Title
CN108826190B (en) Solar street light
CN111927958B (en) Low-temperature lengthened stop valve
CN111520564A (en) Building pipeline supporting device with anti-seismic function
CN210800240U (en) Building water supply and drainage installation device
CN211121293U (en) Anti-vibration industrial instrument
KR101062141B1 (en) Fixing apparatus for sprinkler head unit
CN212316970U (en) Foundation pile with protective structure
CN111911636B (en) Three-eccentric hard sealing butterfly valve
CN210400753U (en) GIS equipment SF6 is trouble leak hunting device for gas
CN204784419U (en) Big load three -dimensional damping stopper
CN110762269B (en) Mechanical hydraulic valve convenient to clean and disassemble
CN218564156U (en) Hook type gasket
CN217874898U (en) Community monitoring camera convenient to maintain
CN210265248U (en) Mechanical sealing device convenient to maintain
CN219740844U (en) Floor drain structure of energy storage cabinet
CN212986175U (en) Mini exhaust valve
CN211655622U (en) Power protection tube sealing device
CN212389655U (en) Bearing sealing device convenient to adjust
CN211624042U (en) Anti-loosening disc spring
CN213656037U (en) Municipal pipe network salvagees and uses pipeline plugging device
CN212358389U (en) Well mouth safety protection device of inspection well for municipal road construction
CN111911652B (en) High-pressure hard sealing ball valve
CN211690514U (en) Fuel tank
CN214838822U (en) Pneumatic emergency cut-off valve monitoring device
CN214946245U (en) Gearbox through hole flange shaft capable of dissipating heat quickly

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant