CN112178248A - Anti-blocking type pressure release valve - Google Patents
Anti-blocking type pressure release valve Download PDFInfo
- Publication number
- CN112178248A CN112178248A CN202011026948.6A CN202011026948A CN112178248A CN 112178248 A CN112178248 A CN 112178248A CN 202011026948 A CN202011026948 A CN 202011026948A CN 112178248 A CN112178248 A CN 112178248A
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- Prior art keywords
- valve body
- connecting pipe
- pipe
- spring
- far away
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- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/0436—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes provided with mechanical cleaning tools, e.g. scrapers, with or without additional fluid jets
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
An anti-blocking type pressure release valve comprises: one side of the valve body is connected with and communicated with a connecting pipe; the vertical pipe is connected to and communicated with the tail end of the connecting pipe far away from the valve body; and the plug is connected to one side of the vertical pipe in an embedded mode. According to the invention, the large piston is driven to move downwards by the water discharged into the valve body, the large piston enables the sealing mechanism to operate without blocking the connecting pipe, the water is discharged into the vertical pipe through the connecting pipe to drive the small piston to move upwards, and the cleaning mechanism can clean impurities in the valve body, so that the impurities in the valve body are not required to be cleaned manually by people, and the cleaning mechanism is convenient; the water in the vertical pipe can be discharged under the action of the water discharging mechanism, so that an operator does not need to pull the plug to be separated from the vertical pipe, and the water discharging mechanism is convenient and quick; through the effect of protective frame and toper frame, can protect bevel gear, so, can avoid impurity to remain and influence its rotation on bevel gear.
Description
Technical Field
The invention relates to a pressure release valve, in particular to an anti-blocking pressure release valve.
Background
A pressure release valve: when equipment or intraductal pressure surpassed the relief valve and set for pressure, open the pressure release automatically promptly, guarantee equipment and pipeline in medium pressure under set for pressure, protection equipment and pipeline prevent to meet accident, after the long-time use of relief valve, can remain a large amount of impurity in the relief valve, then need drive impurity, avoid the use of impurity influence relief valve.
At present, most of people are manual unpack the relief valve apart and clear away impurity, because the part of relief valve the inside is more, need the professional dismouting, still need the repacking after pulling down, and the operation is more loaded down with trivial details, and work efficiency is still low, and if the part in the relief valve is adorned by mistake, then leads to the follow-up unable use of relief valve.
Therefore, the anti-blocking type pressure release valve which can clear impurities in the pressure release valve to avoid blocking is required to be researched and designed, manual cleaning is not required, and the anti-blocking type pressure release valve is convenient to use and high in working efficiency.
Disclosure of Invention
The purpose of the invention is: the anti-blocking type pressure release valve can clear impurities in the pressure release valve to avoid blocking, is not required to be manually cleaned, and is convenient to compare and high in working efficiency. The pressure release valve is used for overcoming the defects that a professional is required to disassemble and assemble, the operation is complex, the working efficiency is low, and if parts in the pressure release valve are wrongly assembled, the pressure release valve cannot be used subsequently.
The technical scheme of the invention is as follows: an anti-blocking type pressure release valve comprises: one side of the valve body is connected with and communicated with a connecting pipe; the vertical pipe is connected to and communicated with the tail end of the connecting pipe far away from the valve body; the plug is connected to one side of the vertical pipe in an embedded mode; the large piston is slidably placed in the valve body and is in sliding fit with the valve body; the first spring is connected to one side of the large piston, and the tail end of the first spring is in contact fit with one side in the valve body; the small piston is slidably placed in the vertical pipe; the closing mechanism is arranged between the valve body and the connecting pipe, is matched with the large piston and is used for blocking the connecting pipe; and the cleaning mechanism is arranged between the vertical pipe and the valve body, is matched with the small piston and is used for removing impurities on the inner wall of the valve body.
As an improvement of the above, the closing mechanism includes: the first rotating shaft is rotatably connected between two sides of the connecting pipe close to the valve body in a penetrating manner; the blocking block is fixedly sleeved in the middle circumferential direction of the first rotating shaft and is in contact fit with the connecting pipe; the first gear is fixedly sleeved at two ends of the first rotating shaft and is positioned outside the connecting pipe; the torsion springs are sleeved on the two sides of the first rotating shaft in the circumferential direction, one ends of the torsion springs are fixedly connected with one side outside the connecting pipe, and the other ends of the torsion springs are fixedly connected with one side of the first gear; the movable plate is slidably connected to one side of the valve body close to the connecting pipe in a penetrating manner and matched with the large piston; the u-shaped rack is fixedly connected to one side of the movable plate far away from the valve body and matched with the first gear; the elastic piece is connected between one side of the movable plate far away from the connecting pipe and the inside of the valve body.
As an improvement of the above aspect, the cleaning mechanism includes: the magnet ring is slidably sleeved on the outer circumferential direction of the vertical pipe and matched with the small piston; the vertical rack is fixedly connected to one side, facing the outside of the magnet ring, of the valve body; the rotating rod is rotatably placed on one side outside the valve body; the second gear is fixedly sleeved at the end part of the rotating rod far away from the valve body and is meshed with the vertical rack; the second rotating shaft is rotatably connected to one side of the valve body close to the connecting pipe in a penetrating manner; the transmission assembly is connected between the end part of the second rotating shaft close to the vertical rack and the circumferential direction of one side of the rotating rod close to the valve body; the guide sleeve is fixedly connected between two sides in the valve body far away from the large piston; the screw rod is rotatably connected to the middle of one side of the guide sleeve facing the large piston in a penetrating mode; the number of the bevel gears is two, one bevel gear is fixedly sleeved at the end part of the screw rod close to the large piston, the other bevel gear is fixedly sleeved at the end part of the second rotating shaft far away from the transmission assembly, and the two bevel gears are meshed with each other; the nut is rotatably sleeved on the screw rod, guide rods are symmetrically and slidably connected to the nut in a penetrating manner, and the end part, far away from the large piston, of each guide rod is fixedly connected with one side, facing the guide sleeve of the first spring, of each guide rod; and the cleaning ring is fixedly connected between the two sides of the nut and is in contact fit with the inner wall of the valve body.
As an improvement of the scheme, the device further comprises a drainage mechanism, wherein the drainage mechanism comprises: the fixed plate is symmetrically and fixedly connected to one side, close to the movable plate, of the outer side of the valve body; the swinging plate is rotatably connected between one sides of the two fixed plates far away from the valve body, and one end of the swinging plate is in contact fit with the movable plate; the movable pipe is slidably connected to the circle center of one side of the vertical pipe far away from the rotating rod in a penetrating manner; the perforated block is fixedly connected to the end part of the movable pipe far away from the swinging plate and is in sliding fit with the vertical pipe; the drainage holes are symmetrically formed in the circumferential direction of one side of the vertical pipe close to the perforated block and matched with the perforated block; a second spring wound between a side inside the movable pipe away from the second gear and a side outside the vertical pipe facing the swing plate; the movable rod is slidably arranged in the movable pipe, and the end part of the movable rod, which is far away from the perforated block, is in contact fit with one side of the swinging plate; a third spring connected between the end of the movable rod remote from the swing plate and the interior of the perforated block.
As an improvement of the above scheme, the method further comprises the following steps: the bolt is rotatably connected to the middle part of one side of the valve body far away from the guide sleeve in a penetrating mode through threads; the rotating block is rotatably arranged in the middle of one side of the bolt facing the large piston, and one side of the rotating block, which is far away from the bolt, is fixedly connected with the tail end of the first spring; and the knob is fixedly connected to the end part of the bolt far away from the large piston.
As an improvement of the above scheme, the method further comprises the following steps: the fixed blocks are symmetrically and fixedly connected to the circumferential direction of one side in the valve body close to the second rotating shaft; the protective frame is fixedly connected between the end parts of the two fixed blocks, and one bevel gear is positioned in the protective frame; the conical frame is fixedly connected to the periphery of the outer side of the protective frame far away from the first spring, the screw rod penetrates through the middle of one side of the conical frame, and the other bevel gear is located in the conical frame.
As an improvement of the scheme, the small piston is made of iron.
Advantageous effects
1. The large piston is driven to move downwards by the water discharged into the valve body, the large piston enables the sealing mechanism to operate without blocking the connecting pipe, the water is discharged into the vertical pipe through the connecting pipe to drive the small piston to move upwards, and the cleaning mechanism is enabled to clean impurities in the valve body, so that the impurities in the valve body are not required to be cleaned manually by people, and the valve is convenient to use;
2. the water in the vertical pipe can be discharged under the action of the water discharging mechanism, so that an operator does not need to pull the plug to be separated from the vertical pipe, and the water discharging mechanism is convenient and quick;
3. through the effect of protective frame and toper frame, can protect bevel gear, so, can avoid impurity to remain and influence its rotation on bevel gear.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a portion of the present invention;
FIG. 3 is an enlarged schematic view of portion A of the present invention;
fig. 4 is an enlarged view of part B of the present invention.
Number designation in the figures: 1_ valve body, 2_ connecting pipe, 3_ vertical pipe, 4_ plug, 5_ large piston, 6_ first spring, 7_ small piston, 8_ closing mechanism, 81_ movable plate, 82_ u type rack, 83_ first rotating shaft, 84_ first gear, 85_ torsion spring, 86_ block, 87_ elastic piece, 9_ cleaning mechanism, 91_ magnet ring, 92_ vertical rack, 93_ rotating rod, 94_ second gear, 95_ transmission component, 96_ second rotating shaft, 97_ guide sleeve, 98_ screw, 99_ guide rod, 910_ nut, 911_ bevel gear, 912_ cleaning ring, 10_ drainage mechanism, 101_ fixed plate, 102_ swinging plate, 103_ movable pipe, 104_ movable rod, 105_ drainage hole, 106_ second spring, 107_ third spring, 108_ perforated block, 11_ bolt, 12_ rotating block, 13_ knob, 14_ fixed block, 15_ protection frame, 16_ conical frame.
Detailed Description
The invention is described in detail below with reference to the figures and the embodiments.
Example 1
As shown in fig. 1-3, an anti-blocking pressure relief valve comprises a valve body 1, a connecting pipe 2, a standpipe 3, and a plug 4, big piston 5, first spring 6, little piston 7, closing mechanism 8 and clean mechanism 9, 1 internal sliding formula of valve body be equipped with big piston 5, 5 bottom centre of a circle positions of big piston are connected with first spring 6, the cooperation of bottom contact in 6 bottoms of first spring and the 1 valve body, 1 right side sub-unit connection of valve body has connecting pipe 2, intercommunication in connecting pipe 2 and the 1 valve body, 2 tail end rigid couplings of connecting pipe have standpipe 3, 3 internal sliding formula of standpipe be equipped with little piston 7, be equipped with clean mechanism 9 between standpipe 3 and the 1, clean mechanism 9 and the cooperation of little piston 7, 3 embedded stoppers 4 that are equipped with in the right side lower part of standpipe, be equipped with closing mechanism 8 between connecting pipe 2 and the 1 right side lower part of valve body, closing mechanism 8 and the cooperation of big piston 5.
The closing mechanism 8 comprises a movable plate 81, a u-shaped rack 82 and a first rotating shaft 83, the connecting pipe comprises a first gear 84, a torsion spring 85, a block 86 and an elastic piece 87, wherein a first rotating shaft 83 is rotatably connected between the left parts of the front side and the rear side of the connecting pipe 2 in a penetrating manner, the first gear 84 is fixedly connected with the front end and the rear end of the first rotating shaft 83, the torsion spring 85 is circumferentially connected with the front side and the rear side of the first rotating shaft 83, one end of the torsion spring 85 is fixedly connected with the outer side surface of the connecting pipe 2, the other end of the torsion spring 85 is fixedly connected with the inner side surface of the first gear 84, the block 86 is fixedly connected with the middle part of the first rotating shaft 83 in the circumferential direction and is in contact fit with the connecting pipe 2, a movable plate 81 matched with the large piston 5 is slidably connected in the middle of the lower part of the right side of the valve body 1 in a penetrating manner, a u-shaped rack 82 is fixedly connected with.
The cleaning mechanism 9 comprises a magnet ring 91, a vertical rack 92, a rotating rod 93, a second gear 94, a transmission assembly 95, a second rotating shaft 96, a guide sleeve 97, a screw 98, a guide rod 99, a nut 910, a bevel gear 911 and a cleaning ring 912, the guide sleeve 97 is fixedly connected between the left side and the right side of the upper part in the valve body 1, the screw 98 is rotatably connected in the guide sleeve 97, the nut 910 is arranged on the screw 98, the guide rod 99 is slidably connected between the left side and the right side of the nut 910 in a penetrating manner, the top end of the guide rod 99 is fixedly connected with the bottom of the guide sleeve 97, the cleaning ring 912 is fixedly connected between the front side surface and the rear side surface outside the nut 910, the cleaning ring 912 is in contact fit with the inner wall of the valve body 1, the second rotating shaft 96 is rotatably connected in the middle of the lower part of the right side of the valve body 1, the bevel gear 911 is fixedly connected at the left end of the second rotating shaft 96 and the bottom end, the right end of the rotating rod 93 is fixedly connected with a second gear 94, the outer side of the vertical pipe 3 is circumferentially and slidably sleeved with a magnet ring 91, the middle of the outer left side of the magnet ring 91 is fixedly connected with a vertical rack 92, the vertical rack 92 is meshed with the second gear 94, and the magnet ring 91 is matched with the small piston 7.
Firstly, an operator installs a valve body 1 on the water outlet end of a water pipe, when water in the water pipe is discharged into the valve body 1, the water drives a large piston 5 to move downwards, a first spring 6 is compressed, when the large piston 5 moves downwards to the lower part of a connecting pipe 2, the water in the valve body 1 is discharged into the connecting pipe 2 and is blocked by a sealing mechanism 8, at the moment, the large piston 5 is contacted with the sealing mechanism 8, the large piston 5 moves downwards to drive the sealing mechanism 8 to operate, the sealing mechanism 8 does not block the connecting pipe 2, the water in the connecting pipe 2 is discharged into a vertical pipe 3, the water in the vertical pipe 3 pushes a small piston 7 to move upwards, the small piston 7 moves upwards to drive a cleaning mechanism 9, the cleaning mechanism 9 operates to remove impurities on the inner wall of the valve body 1, when the cleaning mechanism 9 operates to the maximum stroke, the water is stopped to be discharged into the valve body 1, the large piston 5 moves upwards to reset due to the action of the first spring 6, big piston 5 resets and breaks away from with closing mechanism 8, and closing mechanism 8 resets and continues to plug up in 2 with the connecting pipe, and pulling stopper 4 breaks away from with standpipe 3, and water in the standpipe 3 then discharges, along with the continuous discharge of water, little piston 7 moves down and resets and drive clean mechanism 9 functions and reset, returns stopper 4 stopper to standpipe 3 on, so, can avoid remaining a large amount of impurity influences in the valve body 1 and use.
When water is discharged into the valve body 1 to drive the large piston 5 to move downwards, the large piston 5 moves downwards to be in contact with the movable plate 81, the large piston 5 drives the movable plate 81 to move downwards, the elastic piece 87 is compressed, the movable plate 81 moves downwards to drive the u-shaped rack 82 to move downwards, when the u-shaped rack 82 moves downwards to be meshed with the first gear 84, the u-shaped rack 82 drives the first gear 84 to rotate forwards, the torsion spring 85 stretches, the first gear 84 rotates forwards to drive the first rotating shaft 83 to rotate forwards, the first rotating shaft 83 rotates forwards to drive the blocking block 86 to rotate forwards, the blocking block 86 does not block the connecting pipe 2, water in the connecting pipe 2 is discharged into the vertical pipe 3, the cleaning mechanism 9 is also operated to clear impurities in the valve body 1, when the cleaning mechanism 9 operates to the maximum stroke, the water is stopped to be discharged into the valve body 1, and the large piston 5 moves upwards to reset to be separated from the movable plate 81 under the action of the first spring 6, due to the action of the elastic member 87, the movable plate 81 moves upward to drive the u-shaped rack 82 to move upward, the u-shaped rack 82 moves upward to be reset and is separated from the first gear 84, due to the action of the torsion spring 85, the first gear 84 rotates reversely to drive the first rotating shaft 83 to rotate reversely to be reset, the first rotating shaft 83 rotates reversely to be reset to drive the blocking piece 86 to rotate reversely to be reset, and the blocking piece 86 rotates reversely to be reset to continuously block the inside of the connecting pipe 2.
When water in the connecting pipe 2 is discharged into the vertical pipe 3, the water in the vertical pipe 3 drives the small piston 7 to move upwards, the small piston 7 moves upwards to drive the magnet ring 91 to move upwards, the magnet ring 91 moves upwards to drive the vertical rack 92 to move upwards, the vertical rack 92 moves upwards to drive the second gear 94 to rotate reversely, the second gear 94 rotates reversely to drive the rotating rod 93 to rotate reversely, the rotating rod 93 rotates reversely to drive the transmission assembly 95 to rotate reversely, the transmission assembly 95 rotates reversely to drive the second rotating shaft 96 to rotate reversely, the second rotating shaft 96 rotates reversely to drive the lower bevel gear 911 rotates reversely, the lower bevel gear 911 rotates reversely to drive the upper bevel gear 911, the upper bevel gear 911 rotates forwardly to drive the screw 98 to rotate forwardly, the screw 98 rotates forwardly to drive the nut 910 to move upwards, the nut 910 moves upwards to drive the cleaning ring 912 to move upwards, impurities remained in the valve body 1 are removed by the cleaning ring 912 moving upwards to the maximum, stop to discharge into valve body 1 with the water in, clean ring 912 stops the rebound, and operating personnel can pull out stopper 4 from standpipe 3, and the water in the standpipe 3 is then discharged, along with the continuous discharge of water, little piston 7 rebound drives magnet ring 91 rebound and resets, and magnet ring 91 then drives vertical rack 92 rebound and resets, and vertical rack 92 resets and drives second gear 94 corotation and resets, and clean ring 912 also resets that just moves down. Therefore, impurities can be prevented from remaining in the valve body 1 to influence the use of the valve body.
Example 2
As shown in fig. 1, 2 and 4, based on embodiment 1, the present invention further includes a drainage mechanism 10, the drainage mechanism 10 includes a fixed plate 101, a swing plate 102, a movable tube 103, a movable rod 104, a second spring 106, a third spring 107 and a perforated block 108, the movable tube 103 is slidably connected to a circle center position of a bottom of the vertical tube 3, the top end of the movable tube 103 is fixedly connected to the perforated block 108, the perforated block 108 is located in the vertical tube 3 and slidably engaged therewith, the second spring 106 is wound between an inner bottom of the movable tube 103 and an outer bottom of the vertical tube 3, the movable rod 104 is slidably arranged in the movable tube 103, the third spring 107 is connected between the top end of the movable rod 104 and the inner portion of the perforated block 108, a drainage hole 105 is formed in a middle of lower portion of left and right sides of the vertical tube 3, the drainage hole 105 is engaged with the perforated block 108, the lower portion of the outer right side of the valve body 1 is fixedly connected to the fixed plate 101, the, the top right side of the swing plate 102 is in contact fit with the bottom end of the movable rod 104, and the left end of the swing plate 102 is in contact fit with the bottom of the movable plate 81.
When water is discharged into the valve body 1, the large piston 5 moves downwards to drive the movable plate 81 to move downwards, the movable plate 81 moves downwards and also drives the left end of the swinging plate 102 to swing downwards, the left end of the swinging plate 102 swings downwards to enable the right end to swing upwards, the right end of the swinging plate 102 swings upwards to drive the movable rod 104 to move upwards, the movable rod 104 moves upwards to drive the perforated block 108 to move upwards through the third spring 107, the perforated block 108 moves upwards to drive the movable pipe 103 to move upwards, the second spring 106 compresses, the perforated block 108 moves upwards to be blocked by the plug 4, the perforated block 108 stops moving upwards, at the moment, the hole of the perforated block 108 corresponds to the water discharge hole 105, the movable rod 104 continues moving upwards to enable the third spring 107 to compress, water in the vertical pipe 3 is discharged into the perforated block 108, water in the perforated block 108 is discharged through the water discharge hole 105, and the small piston 7 continuously moves downwards to reset along with continuous discharge of water, when the large piston 5 moves upwards to reset, the movable plate 81 resets and is separated from the swinging plate 102, the movable pipe 103 moves downwards to drive the perforated block 108 to move downwards to reset due to the action of the second spring 106, the perforated block 108 resets and does not correspond to the drain hole 105, and meanwhile, the movable rod 104 moves downwards to reset to drive the right end of the swinging plate 102 to swing downwards to reset due to the action of the third spring 107, so that the left end of the swinging plate 102 swings upwards to reset. So, need not operating personnel pulling stopper 4 and standpipe 3 and break away from convenient and fast.
Example 3
As shown in fig. 1 and 2, on the basis of embodiments 1 and 2, the valve further includes a bolt 11, a rotating block 12 and a knob 13, the bolt 11 is disposed in the middle of the bottom of the valve body 1 through a thread, the rotating block 12 is rotatably connected to a center of a circle at the top of the bolt 11, and the knob 13 is fixedly connected to the bottom end of the bolt 11.
The valve body 1 is fixedly connected with the fixed block 14 in the middle of the lower portions of the left side and the right side, the protective frame 15 is fixedly connected between the inner ends of the fixed blocks of the left side and the right side, the conical frame 16 is fixedly connected to the top of the protective frame 15 in the circumferential direction, the screw rod 98 penetrates through the middle of the top of the conical frame 16, and the bevel gear 911 is located in the conical frame 16 and the protective frame 15.
Firstly, an operator twists a knob 13 to rotate in a positive and negative alternating mode according to requirements, the knob 13 rotates in the positive and negative alternating mode to drive a bolt 11 to rotate in the positive and negative alternating mode, the bolt 11 rotates in the positive and negative alternating mode to move up and down through a threaded hole, the bolt 11 moves up and down to drive a rotating block 12 to move up and down, the rotating block 12 moves up and down to adjust the elasticity of a first spring 6, when the first spring 6 is adjusted to be proper in elasticity, the knob 13 stops being twisted, and the bolt 11 also stops driving the rotating block 12. In this way, the elasticity of the first spring 6 can be adjusted to an appropriate degree.
When the bevel gear 911 rotates, the protection frame 15 and the taper frame 16 can protect the bevel gear 911, so that impurities can be prevented from remaining on the bevel gear 911 to affect the rotation thereof.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides an anti-blocking type relief valve which characterized in that, including:
one side of the valve body (1) is connected with a connecting pipe (2) and communicated with the connecting pipe;
the vertical pipe (3) is connected to the tail end of the connecting pipe (2) far away from the valve body (1) and communicated with the tail end of the connecting pipe (3);
the plug (4), the plug (4) is embedded and connected to one side of the vertical pipe (3) in a penetrating manner;
the large piston (5) is placed in the valve body (1) in a sliding mode, and the large piston (5) is in sliding fit with the valve body (1);
the first spring (6) is connected to one side of the large piston (5), and the tail end of the first spring (6) is in contact fit with one side in the valve body (1);
the small piston (7), the small piston (7) is slidably placed in the vertical pipe (3);
the sealing mechanism (8) is arranged between the valve body (1) and the connecting pipe (2), is matched with the large piston (5) and is used for blocking the inside of the connecting pipe (2);
and the cleaning mechanism (9) is arranged between the vertical pipe (3) and the valve body (1), is matched with the small piston (7) and is used for removing impurities on the inner wall of the valve body (1).
2. Anti-blocking pressure relief valve according to claim 1, characterized in that the closing means (8) comprise:
the first rotating shaft (83) is rotatably connected between two sides of the connecting pipe (2) close to the valve body (1) in a penetrating mode;
the blocking block (86) is fixedly sleeved on the middle circumferential direction of the first rotating shaft (83) and is in contact fit with the connecting pipe (2);
the first gear (84) is fixedly sleeved at two ends of the first rotating shaft (83) and positioned outside the connecting pipe (2);
the torsion spring (85) is sleeved on the two sides of the first rotating shaft (83) in the circumferential direction, one end of the torsion spring (85) is fixedly connected with one outer side of the connecting pipe (2), and the other end of the torsion spring is fixedly connected with one side of the first gear (84);
the movable plate (81), the movable plate (81) is slidably connected to one side of the valve body (1) close to the connecting pipe (2) in a penetrating manner, and the movable plate (81) is matched with the large piston (5);
the u-shaped rack (82) is fixedly connected to the side, away from the movable plate (81), of the valve body (1), and is matched with the first gear (84);
the elastic piece (87), the elastic piece (87) is connected between the side of the movable plate (81) far away from the connecting pipe (2) and the inside of the valve body (1).
3. Anti-blocking pressure relief valve according to claim 2, characterized in that the cleaning means (9) comprise:
the magnet ring (91) is slidably sleeved on the outer circumferential direction of the vertical pipe (3) and matched with the small piston (7);
the vertical rack (92), the vertical rack (92) is fixedly connected to one side of the outer side of the magnet ring (91) facing the valve body (1);
the rotating rod (93), the rotating rod (93) is placed on one side of the outside of the valve body (1) in a rotating mode;
the second gear (94), the said second gear (94) is fixed and fitted to the end of the said rotary rod (93) far away from said valve block (1), it engages with said vertical rack (92);
the second rotating shaft (96) is rotatably connected to one side, close to the connecting pipe (2), of the valve body (1) in a penetrating mode;
the transmission assembly (95) is connected between the end part of the second rotating shaft (96) close to the vertical rack (92) and the circumferential direction of one side of the rotating rod (93) close to the valve body (1);
the guide sleeve (97), the said guide sleeve (97) is affixed to and kept away from the said valve block (1) of the said big piston (5) between both sides;
the screw rod (98) is rotatably penetrated in the middle of one side of the guide sleeve (97) facing the large piston (5);
the number of the bevel gears (911) is two, one of the bevel gears (911) is fixedly sleeved at the end part of the screw rod (98) close to the large piston (5), the other bevel gear (911) is fixedly sleeved at the end part of the second rotating shaft (96) far away from the transmission assembly (95), and the two bevel gears (911) are meshed;
the nut (910) is rotatably sleeved on the screw rod (98), guide rods (99) are symmetrically and slidably connected to the nut (910), and the end part, far away from the large piston (5), of each guide rod (99) is fixedly connected with one side, facing the guide sleeve (97), of the first spring (6);
the cleaning ring (912) is fixedly connected between two sides of the nut (910), and is in contact fit with the inner wall of the valve body (1).
4. The anti-blocking pressure relief valve according to claim 3, further comprising a drainage mechanism (10), wherein the drainage mechanism (10) comprises:
the fixed plate (101) is symmetrically and fixedly connected to one side, close to the movable plate (81), of the outer side of the valve body (1);
the swinging plate (102) is rotatably connected between one sides of the two fixing plates (101) far away from the valve body (1), and one end of the swinging plate (102) is in contact fit with the movable plate (81);
the movable pipe (103) is slidably connected to the circle center of one side of the vertical pipe (3) far away from the rotating rod (93) in a penetrating manner;
a perforated block (108), said perforated block (108) being affixed to the end of said movable tube (103) remote from said oscillating plate (102), which is in sliding fit with said vertical tube (3);
the drain hole (105) is symmetrically formed on one side of the vertical pipe (3) close to the perforated block (108) in the circumferential direction, and the drain hole (105) is matched with the perforated block (108);
a second spring (106), wherein the second spring (106) is wound between the inner side of the movable pipe (103) far away from the second gear (94) and the outer side of the vertical pipe (3) facing the swing plate (102);
the movable rod (104), the movable rod (104) is slidably placed in the movable pipe (103), and the end part of the movable rod (104) far away from the perforated block (108) is in contact fit with one side of the swinging plate (102);
a third spring (107), said third spring (107) connected between the end of said movable lever (104) remote from said swing plate (102) and the inside of said perforated block (108).
5. The anti-blocking pressure relief valve according to claim 4, further comprising:
the bolt (11), the bolt (11) is rotatably threaded in the middle of one side of the valve body (1) far away from the guide sleeve (97) through threads;
the rotating block (12) is rotatably placed in the middle of one side of the bolt (11) facing the large piston (5), and one side of the rotating block (12) far away from the bolt (11) is fixedly connected with the tail end of the first spring (6);
the knob (13), the knob (13) rigid coupling is in keeping away from big piston (5) bolt (11) tip.
6. The anti-blocking pressure relief valve according to claim 5, further comprising:
the fixed block (14) is symmetrically and fixedly connected to the inner side circumference of the valve body (1) close to the second rotating shaft (96);
the protective frame (15) is fixedly connected between the end parts of the two fixed blocks (14), and one bevel gear (911) is positioned in the protective frame (15);
the conical frame (16), conical frame (16) rigid coupling in keep away from first spring (6) protection frame (15) outside one side circumference, screw rod (98) run through conical frame (16) one side middle part, another bevel gear (911) are located in conical frame (16).
7. The anti-blocking pressure relief valve according to claim 6, characterized in that: the small piston (7) is made of iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011026948.6A CN112178248A (en) | 2020-09-26 | 2020-09-26 | Anti-blocking type pressure release valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011026948.6A CN112178248A (en) | 2020-09-26 | 2020-09-26 | Anti-blocking type pressure release valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112178248A true CN112178248A (en) | 2021-01-05 |
Family
ID=73944977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011026948.6A Withdrawn CN112178248A (en) | 2020-09-26 | 2020-09-26 | Anti-blocking type pressure release valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112178248A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113586757A (en) * | 2021-08-03 | 2021-11-02 | 蔡燕凤 | Double-switch plug valve with adjustable water displacement and direction suitable for three-way pipe |
| CN114027135A (en) * | 2021-10-26 | 2022-02-11 | 陈宝 | Water-saving drip irrigation device for park greening |
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| GB933099A (en) * | 1961-04-05 | 1963-08-08 | Norstel And Templewood Hawksle | Improvements in or relating to sludge evacuation valves |
| CA2204414A1 (en) * | 1994-11-04 | 1996-05-17 | Louis Ryles | Liquid filtering apparatus |
| CN105032860A (en) * | 2015-09-13 | 2015-11-11 | 衢州乐创节能科技有限公司 | Clutch type pipe wall ash removing device |
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| CN113586757A (en) * | 2021-08-03 | 2021-11-02 | 蔡燕凤 | Double-switch plug valve with adjustable water displacement and direction suitable for three-way pipe |
| CN114027135A (en) * | 2021-10-26 | 2022-02-11 | 陈宝 | Water-saving drip irrigation device for park greening |
| CN114027135B (en) * | 2021-10-26 | 2023-09-19 | 福建拓海建设工程有限公司 | Water-saving drip irrigation device for park greening |
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Application publication date: 20210105 |