CN220337486U - Damping throttling tube type ultrahigh-pressure slow-release relief valve - Google Patents
Damping throttling tube type ultrahigh-pressure slow-release relief valve Download PDFInfo
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- CN220337486U CN220337486U CN202321403781.XU CN202321403781U CN220337486U CN 220337486 U CN220337486 U CN 220337486U CN 202321403781 U CN202321403781 U CN 202321403781U CN 220337486 U CN220337486 U CN 220337486U
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- 238000013016 damping Methods 0.000 title claims abstract description 72
- 239000007788 liquid Substances 0.000 claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000001802 infusion Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 50
- 229910000831 Steel Inorganic materials 0.000 claims description 32
- 239000010959 steel Substances 0.000 claims description 32
- 230000006835 compression Effects 0.000 claims description 28
- 238000007906 compression Methods 0.000 claims description 28
- 238000003825 pressing Methods 0.000 claims description 26
- 230000007704 transition Effects 0.000 claims description 20
- 238000007599 discharging Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 6
- 240000002853 Nelumbo nucifera Species 0.000 claims description 5
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims description 5
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000013268 sustained release Methods 0.000 claims 1
- 239000012730 sustained-release form Substances 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000002427 irreversible effect Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model provides a damping throttling tube type ultrahigh pressure slow release pressure release valve, which comprises a valve body, and a pressure release control mechanism, a slow release transfusion mechanism and a load release tube which are connected with the valve body, wherein: the pressure relief control mechanism is in sliding connection with the valve body and is used for controlling the process of ultrahigh pressure relief; the slow-release infusion mechanism is used for inputting ultrahigh-pressure liquid into the valve body and prolonging the time of ultrahigh-pressure release so as to realize slow-release pressure release and prolong the service life of the hydraulic valve; the damping throttling pipe type ultrahigh pressure slow release pressure release valve provided by the utility model can effectively reduce the flow of ultrahigh pressure liquid flowing through the slow release transfusion mechanism, prolong the ultrahigh pressure release time, greatly weaken the pressure and the pressure of the ultrahigh pressure liquid, and further achieve the purpose of slow release pressure release and prolong the service life of the hydraulic valve.
Description
Technical Field
The utility model relates to the technical field of pressure relief valves, in particular to a damping throttling pipe type ultrahigh pressure slow release pressure relief valve.
Background
The ultrahigh pressure relief valve is a critical component in an ultrahigh pressure equipment container, and is also a component with higher failure rate, and is generally arranged on equipment or a pipeline of a closed system to protect the safety of the system. When the pressure in the equipment or the pipeline exceeds the set pressure of the pressure relief valve, the pressure relief valve is automatically opened, so that the medium pressure in the equipment and the pipeline is ensured to be under the set pressure, the equipment and the pipeline are protected, and accidents are prevented;
in the pressure release process, high-pressure liquid can continuously impact the sealing surface of the valve core, especially in the moment that the sealing surface is opened, the impact force can cause irreversible damage to the sealing surface, and then the ultrahigh pressure relief valve is scrapped, but the existing relief valve has few functions of controlling the pressure of the liquid, and can not release the pressure slowly, so that the service life of the relief valve is shortened.
Disclosure of Invention
Aiming at the technical defects of the traditional ultrahigh pressure relief valve, the utility model provides a damping throttle pipe type ultrahigh pressure slow release relief valve, which has the following specific technical scheme:
the utility model provides a damping throttle pipe formula superhigh pressure slowly-releasing relief valve, includes valve body and pressure release control mechanism, slowly-releasing transfusion system and the relief pipe of being connected with the valve body, wherein:
the pressure release control mechanism is in sliding connection with the valve body and is used for controlling the process of ultrahigh pressure release;
the slow-release infusion mechanism is used for inputting ultrahigh-pressure liquid into the valve body and prolonging the time of ultrahigh-pressure release so as to realize slow-release pressure release and prolong the service life of the hydraulic valve;
the relief pipe is used for discharging liquid flowing through the valve body.
Through the action of the slow-release infusion mechanism on the ultrahigh-pressure liquid flowing into the inner cavity of the valve body, the damping throttle pipe type ultrahigh-pressure slow-release relief valve provided by the utility model can effectively reduce the flow of the ultrahigh-pressure liquid flowing through the slow-release infusion mechanism, prolong the time of ultrahigh-pressure relief, greatly weaken the pressure and the pressure of the ultrahigh-pressure liquid, thereby achieving the purpose of slow-release relief and prolonging the service life of the hydraulic valve.
In some embodiments, the slow release infusion mechanism comprises a damping orifice tube, a transition valve body, and an infusion tube, wherein: one end of the damping throttle pipe is inserted into the bottom end of the valve body and is fixedly arranged on the valve body through the fixed sleeve, the other end of the damping throttle pipe is connected with the transition valve body, and the damping throttle pipe is used for limiting the flow of liquid, so that the purposes of slowly releasing and releasing pressure and prolonging the service life of the hydraulic valve are achieved; one end of the transition valve body is fixedly connected with the damping throttle pipe through a fixed sleeve, and the other end of the transition valve body is connected with a transfusion pipe; the infusion tube is fixedly arranged on the transition valve body through the fixed sleeve and is used for inputting ultrahigh-pressure liquid into the damping throttle tube; the damping throttle pipe, the transition valve body and the infusion pipe are communicated with the valve body and are used for inputting liquid which is depressurized by the damping throttle pipe into the valve body.
After the ultrahigh pressure liquid flows into the transition valve body and the damping throttle pipe through the infusion pipe, the damping throttle pipe can limit the flow of the ultrahigh pressure liquid, so that the ultrahigh pressure relief time is prolonged, the pressure and the pressure of the liquid flowing into the inner cavity of the valve body are greatly weakened, the aim of slowly releasing and relieving the pressure is fulfilled, and the service life of the hydraulic valve is prolonged.
In some embodiments, the pressure relief control mechanism comprises a sealing steel ball, a valve stem, a compression bar, and a connecting tube, wherein: the sealing steel ball is arranged in the inner cavity of the valve body and is used for blocking the outlet of the damping throttle pipe; the valve rod is connected in the valve body in a sliding way, one end of the valve rod is connected with the sealing steel ball in a rolling way, the other end of the valve rod extends out of the valve body and is connected with the compression bar through the connecting pipe, and the valve rod is used for driving the sealing steel ball to lift; the pressure lever is used for driving the valve rod to lift; when pressure relief is needed, the pressure lever drives the valve rod to ascend through the connecting pipe, the valve rod drives the sealing steel ball to separate from the outlet of the damping throttle pipe, and liquid flows out through the load relief pipe after entering the inner cavity of the valve body; when the pressure release is needed to be stopped, the pressure lever drives the valve rod to descend through the connecting pipe, the valve rod drives the sealing steel ball to descend and block the outlet of the damping throttle pipe, and the pressure release is finished.
When pressure relief is needed, the valve rod is acted by the pressure rod, so that the outlet of the damping throttle pipe can get rid of the blocking of the sealing steel ball, and liquid can enter the inner cavity of the valve body; when the pressure relief is required to be stopped, the sealing steel ball can seal the outlet of the damping throttle pipe through the action of the pressure lever on the valve rod, so that the pressure relief is stopped.
In some embodiments, the pressure bar outside cover is equipped with the connecting piece, and connecting piece fixed connection is on the valve body, and is used for cladding pressure bar and connecting pipe, is equipped with fixed cover between connecting piece and the pressure bar, and fixed cover is used for preventing that the pressure bar from appearing rocking.
Through the setting of connecting piece and fixed cover, not only can protect depression bar and connecting pipe, but also can prevent that the depression bar from rocking in the lift in-process from appearing to provide the support for follow-up lever.
In some embodiments, the pressure relief control mechanism further comprises a movable pressure fork, a lever, a fixed pressure fork, a pressure relief drive assembly, and a pressure spring; wherein: the movable pressing fork is arranged on the outer side of the connecting piece, fixedly connected with the free end of the pressing rod through a bolt, rotatably connected with the lever through a pin shaft and used for driving the pressing rod; the short shaft end of the lever is rotationally connected with a fixed pressing fork through a pin shaft, the fixed pressing fork is fixedly connected to the connecting piece, the long shaft end is connected with a pressure release driving assembly and a compression spring, and the lever is used for driving the movable pressing fork; the driving end of the pressure release driving assembly is connected with the long shaft end of the lever and is used for driving the lever to move upwards; the compression spring is connected with the long shaft end of the lever and is used for resetting the lever; when pressure relief is needed, the pressure relief driving assembly drives the pressure lever to ascend through the lever, so that liquid enters the valve body, and the compression spring is stretched at the moment; when the pressure relief is needed to be stopped, the pressure relief driving assembly stops working, the compression spring in an extension state drives the compression rod to descend through the lever, and then the sealing steel ball is used for plugging the outlet of the damping throttle pipe, and the pressure relief is finished.
Through the cooperation setting of lever, pressure release drive assembly and hold-down spring, make when needing the pressure release, can make the export of damping throttle pipe break away from the shutoff of the sealed steel ball, and then make the liquid get into the valve body inner chamber; when the pressure relief is required to be terminated, the sealing steel ball can be used for sealing the outlet of the damping throttle pipe, so that the pressure relief is terminated; and because of the labor-saving characteristic of the lever, the requirements on the pressure release driving assembly and the compression spring are not high, and workpieces with higher specifications are not needed, so that the use cost is lower.
In some embodiments, one end of the discharging pipe is inserted on the valve body and fixedly installed on the valve body through the fixing sleeve, and the discharging pipe is communicated with the valve body and used for discharging liquid flowing through the valve body.
The load-discharging pipe can be firmly arranged on the valve body through the fixing sleeve, so that the problem that the load-discharging pipe is separated from the valve body is avoided, and the pressure release process is blocked.
In some embodiments, a sealing layer for preventing liquid leakage is arranged between the valve rod and the inner wall of the valve body, a limit sleeve is sleeved at the end part of the valve rod, and the limit sleeve is used for fixing the sealing layer and preventing the valve rod from shaking.
Through the setting of sealing layer and stop collar for liquid in the valve body inner chamber can not flow out through pressure release control mechanism, can not make pressure release control mechanism appear rustting etc. influence life's condition.
In some embodiments, the junction of the damping orifice tube and the valve body end face is sealed by a waterproof gasket, and the junction of the relief tube and the valve body end face is sealed by a waterproof gasket.
Through the setting of waterproof gasket for liquid can not flow through damping orifice pipe and valve body terminal surface junction and relief pipe and valve body terminal surface junction, influence the pressure release process.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a partial structure of the present utility model;
FIG. 3 is an enlarged view of FIG. 2 at A;
fig. 4 is a schematic structural view of a slow-release infusion mechanism of the utility model.
The following reference numerals are included in fig. 1 to 4:
1. a valve body; 11. a sealing layer; 12. a limit sleeve;
2. a pressure release control mechanism; 21. sealing the steel balls; 22. a valve stem; 23. a compression bar; 24. a connecting pipe; 25. a movable fork is pressed; 26. a lever; 27. fixing the pressure fork; 28. a pressure relief drive assembly; 29. a compression spring;
3. a slow-release transfusion mechanism; 31. damping orifice pipe; 32. a transition valve body; 33. an infusion tube;
4. a discharging pipe; 5. a connecting piece; 6. a waterproof gasket; 7. and (5) fixing the sleeve.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
In the pressure release process, high-pressure liquid can continuously impact the sealing surface of the valve core, especially in the moment that the sealing surface is opened, the impact force can cause irreversible damage to the sealing surface, and then the ultrahigh pressure relief valve is scrapped, but the existing relief valve has few functions of controlling the pressure of the liquid, and can not release the pressure slowly, so that the service life of the relief valve is shortened.
In view of the above, the utility model provides a damping throttling pipe type ultrahigh pressure slow release relief valve which can effectively reduce the flow of liquid flowing into the inner cavity of a valve body, thereby achieving the purpose of slow release and pressure relief and prolonging the service life of a hydraulic valve.
As shown in fig. 1, a damping throttle pipe type ultrahigh pressure slow release relief valve comprises a valve body 1, and a pressure release control mechanism 2, a slow release infusion mechanism 3 and a load release pipe 4 which are connected with the valve body 1, wherein:
the pressure release control mechanism 2 is in sliding connection with the valve body 1 and is used for controlling the process of ultrahigh pressure release; the slow-release infusion mechanism 3 is used for inputting ultrahigh-pressure liquid into the valve body 1 and prolonging the time of ultrahigh-pressure release so as to realize slow-release pressure release and prolong the service life of the hydraulic valve; the relief pipe 4 is used to discharge the liquid flowing through the valve body 1.
Through the effect of the slow-release infusion mechanism 3 on the ultrahigh-pressure liquid flowing into the inner cavity of the valve body 1, the damping throttle pipe type ultrahigh-pressure slow-release relief valve provided by the utility model can effectively reduce the flow of the ultrahigh-pressure liquid flowing through the slow-release infusion mechanism 3, prolong the time of ultrahigh-pressure relief, greatly weaken the pressure and the pressure of the ultrahigh-pressure liquid, thereby achieving the purpose of slow-release relief and prolonging the service life of the hydraulic valve.
As shown in fig. 4, optionally, the slow release infusion mechanism 3 includes a damping orifice tube 31, a transition valve body 32, and an infusion tube 33, wherein: one end of a damping throttle pipe 31 is inserted into the bottom end of the valve body 1 and is fixedly arranged on the valve body 1 through a fixed sleeve 7, the other end of the damping throttle pipe is connected with a transition valve body 32, and the damping throttle pipe 31 is used for limiting the flow of liquid, so that the purposes of releasing pressure slowly and prolonging the service life of a hydraulic valve are achieved; one end of the transition valve body 32 is fixedly connected with the damping throttle pipe 31 through the fixed sleeve 7, and the other end is connected with the infusion pipe 33; the infusion tube 33 is fixedly arranged on the transition valve body 32 through the fixed sleeve 7 and is used for inputting ultrahigh-pressure liquid into the damping throttle tube 31; the damper orifice 31, the transition valve body 32, and the liquid pipe 33 are communicated with the valve body 1, and are used for inputting the liquid depressurized through the damper orifice 31 to the valve body 1.
After the ultrahigh pressure liquid flows into the transition valve body 32 and the damping throttle pipe 31 through the infusion tube 33, the flow of the ultrahigh pressure liquid can be limited by the damping throttle pipe 31, the ultrahigh pressure relief time is prolonged, and the pressure of the liquid flowing into the inner cavity of the valve body 1 are greatly weakened, so that the aim of slow release and relief is fulfilled, and the service life of the hydraulic valve is prolonged.
As shown in fig. 2 to 3, the pressure release control mechanism 2 may alternatively include a sealing steel ball 21, a valve stem 22, a compression rod 23, and a connection pipe 24, wherein: the sealing steel ball 21 is arranged in the inner cavity of the valve body 1 and is used for blocking the outlet of the damping throttle pipe 31; the valve rod 22 is slidably connected in the valve body 1, one end of the valve rod 22 is in rolling connection with the sealing steel ball 21, the other end of the valve rod 22 extends out of the valve body 1 and is connected with the compression bar 23 through the connecting pipe 24, and the valve rod 22 is used for driving the sealing steel ball 21 to lift; the pressing rod 23 is used for driving the valve rod 22 to lift and lower.
When pressure relief is needed, the pressure lever 23 drives the valve rod 22 to ascend through the connecting pipe 24, the valve rod 22 drives the sealing steel ball 21 to be separated from the outlet of the damping throttle pipe 31, and liquid flows out through the load relief pipe 4 after entering the inner cavity of the valve body 1; when the pressure release is needed to be stopped, the pressure lever 23 drives the valve rod 22 to descend through the connecting pipe 24, the valve rod 22 drives the sealing steel ball 21 to descend and block the outlet of the damping throttle pipe 31, and the pressure release is finished.
When pressure relief is needed, the valve rod 22 is acted by the pressure rod 23, so that the outlet of the damping throttle pipe 31 is free from the blocking of the sealing steel ball 21, and liquid enters the inner cavity of the valve body 1; when the pressure release is required to be stopped, the sealing steel ball 21 can seal the outlet of the damping throttle pipe 31 through the action of the pressure lever 23 on the valve rod 22, so that the pressure release is stopped.
As shown in fig. 2, optionally, a connecting piece 5 is sleeved on the outer side of the pressure rod 23, the connecting piece 5 is fixedly connected to the valve body 1 and is used for wrapping the pressure rod 23 and the connecting pipe 24, a fixing sleeve 7 is arranged between the connecting piece 5 and the pressure rod 23, and the fixing sleeve 7 is used for preventing the pressure rod 23 from shaking.
So set up, through setting up of connecting piece 5 and fixed cover 7, not only can protect depression bar 23 and connecting pipe 24, but also can prevent that depression bar 23 from appearing rocking in the lift process to provide the support for follow-up lever 26.
As shown in fig. 2 to 3, the pressure release control mechanism 2 further includes a movable pressure fork 25, a lever 26, a fixed pressure fork 27, a pressure release driving assembly 28, and a pressure spring 29; wherein: the movable pressing fork 25 is arranged outside the connecting piece 5, is fixedly connected with the free end of the pressing rod 23 through a bolt, and the movable pressing fork 25 is rotatably connected with the lever 26 through a pin shaft and is used for driving the pressing rod 23; the short shaft end of the lever 26 is rotationally connected with a fixed pressing fork 27 through a pin shaft, the fixed pressing fork 27 is fixedly connected to the connecting piece 5, the long shaft end is connected with a pressure release driving assembly 28 and a compression spring 29, and the lever 26 is used for driving the movable pressing fork 25; the driving end of the pressure release driving assembly 28 is connected with the long shaft end of the lever 26 and is used for driving the lever 26 to move upwards; the hold-down spring 29 is connected to the long axis end of the lever 26 and is used to return the lever 26.
When pressure relief is needed, the pressure relief driving assembly 28 drives the pressure lever 23 to ascend through the lever 26, so that liquid enters the valve body 1, and the compression spring 29 is stretched at the moment; when the pressure release is needed to be stopped, the pressure release driving assembly 28 stops working, the compression spring 29 in an extension state drives the compression rod 23 to descend through the lever 26, and then the sealing steel ball 21 is used for sealing the outlet of the damping throttle pipe 31, and the pressure release is finished.
The arrangement is that the lever 26, the pressure release driving component 28 and the compression spring 29 are matched, so that when pressure release is needed, the outlet of the damping throttle pipe 31 can be free from the blocking of the sealing steel ball 21, and liquid can enter the inner cavity of the valve body 1; when the pressure relief needs to be terminated, the sealing steel ball 21 can be used for sealing the outlet of the damping throttle pipe 31, so that the pressure relief is terminated; moreover, because of the labor-saving property of the lever 26, the requirements on the pressure release driving assembly 28 and the compression spring 29 are not high, and workpieces with higher specifications are not needed, so that the use cost is lower.
The control process of the pressure release control mechanism 2 on the pressure release process is as follows:
when pressure relief is needed, the pressure relief driving assembly 28 drives the lever 26 to ascend, so as to drive the pressure lever 23 to ascend, the pressure lever 23 drives the valve rod 22 to ascend, the valve rod 22 drives the sealing steel ball 21 to be separated from the outlet of the damping throttle pipe 31, and liquid flows out through the relief pipe 4 after entering the inner cavity of the valve body 1, and at the moment, the compression spring 29 is stretched;
when the pressure release is required to be stopped, the pressure release driving assembly 28 stops working, the compression spring 29 in an extension state drives the lever 26 to descend, so that the compression rod 23 is driven to descend, the compression rod 23 drives the valve rod 22 to descend, the valve rod 22 drives the sealing steel ball 21 to descend and block the outlet of the damping throttle pipe 31, and the pressure release is finished.
As shown in fig. 2, alternatively, one end of the relief pipe 4 is inserted in the valve body 1 and fixedly installed on the valve body 1 through the fixing sleeve 7, and the relief pipe 4 communicates with the valve body 1 and is used for discharging the liquid flowing through the valve body 1.
So set up, can be with the firm installation of let out the lotus pipe 4 on valve body 1 through fixed cover 7, need not worry let out the lotus pipe 4 and break away from valve body 1, lead to the pressure release process to be obstructed.
As shown in fig. 3, optionally, a sealing layer 11 for preventing liquid leakage is arranged between the valve rod 22 and the inner wall of the valve body 1, a limit sleeve 12 is sleeved at the end part of the valve rod 22, and the limit sleeve 12 is used for fixing the sealing layer 11 and preventing the valve rod 22 from shaking.
Through the arrangement of the sealing layer 11 and the limiting sleeve 12, liquid in the inner cavity of the valve body 1 cannot flow out through the pressure release control mechanism 2, and the pressure release control mechanism 2 cannot be rusted and the like to influence the service life.
As shown in fig. 2 and 4, optionally, the junction between the damping orifice tube 31 and the end face of the valve body 1 is sealed by a waterproof gasket 6, and the junction between the relief tube 4 and the end face of the valve body 1 is sealed by the waterproof gasket 6.
So set up, through the setting of waterproof gasket 6 for liquid can not flow through damping orifice pipe 31 and valve body 1 terminal surface junction and let out lotus pipe 4 and valve body 1 terminal surface junction, influence the pressure release process.
The utility model has been described above in sufficient detail with a certain degree of particularity. It will be appreciated by those of ordinary skill in the art that the descriptions of the embodiments are merely exemplary and that all changes that come within the true spirit and scope of the utility model are desired to be protected. The scope of the utility model is indicated by the appended claims rather than by the foregoing description of the embodiments.
Claims (8)
1. A damping throttle pipe type ultrahigh pressure slow release relief valve is characterized in that: including valve body (1) and with pressure release control mechanism (2), slowly-releasing transfusion system (3) and the relief pipe (4) that valve body (1) are connected, wherein:
the pressure relief control mechanism (2) is in sliding connection with the valve body (1) and is used for controlling the process of ultrahigh pressure relief;
the slow-release infusion mechanism (3) is used for inputting ultrahigh-pressure liquid into the valve body (1) and prolonging the time of ultrahigh-pressure release so as to realize slow-release pressure release and prolong the service life of the hydraulic valve;
the relief pipe (4) is used for discharging liquid flowing through the valve body (1).
2. The damping throttling tube type ultrahigh pressure slow release pressure release valve according to claim 1, wherein: the slow-release infusion mechanism (3) comprises a damping throttle pipe (31), a transition valve body (32) and an infusion pipe (33), wherein:
one end of the damping throttle pipe (31) is inserted into the bottom end of the valve body (1), and is fixedly arranged on the valve body (1) through the fixing sleeve (7), the other end of the damping throttle pipe is connected with the transition valve body (32), and the damping throttle pipe (31) is used for limiting the flow of liquid, so that the purposes of slowly releasing pressure and prolonging the service life of the hydraulic valve are achieved;
one end of the transition valve body (32) is fixedly connected with the damping throttle pipe (31) through the fixed sleeve (7), and the other end of the transition valve body is connected with a transfusion pipe (33);
the infusion tube (33) is fixedly arranged on the transition valve body (32) through the fixing sleeve (7) and is used for inputting ultrahigh-pressure liquid into the damping throttle tube (31);
the damping throttle pipe (31), the transition valve body (32) and the infusion pipe (33) are communicated with the valve body (1) and are used for inputting liquid which is depressurized through the damping throttle pipe (31) into the valve body (1).
3. The damping throttling tube type ultrahigh pressure slow release pressure release valve according to claim 2, wherein: the pressure release control mechanism (2) comprises a sealing steel ball (21), a valve rod (22), a pressing rod (23) and a connecting pipe (24), wherein:
the sealing steel ball (21) is arranged in the inner cavity of the valve body (1) and is used for blocking the outlet of the damping throttle pipe (31);
the valve rod (22) is slidably connected in the valve body (1), one end of the valve rod (22) is in rolling connection with the sealing steel ball (21), the other end of the valve rod extends out of the valve body (1) and is connected with the pressure rod (23) through the connecting pipe (24), and the valve rod (22) is used for driving the sealing steel ball (21) to lift;
the pressure lever (23) is used for driving the valve rod (22) to lift;
when pressure relief is needed, the pressure lever (23) drives the valve rod (22) to ascend through the connecting pipe (24), the valve rod (22) drives the sealing steel ball (21) to be separated from the outlet of the damping throttle pipe (31), and liquid flows out through the load relief pipe (4) after entering the inner cavity of the valve body (1);
when pressure release is required to be stopped, the pressure lever (23) drives the valve rod (22) to descend through the connecting pipe (24), and the valve rod (22) drives the sealing steel ball (21) to descend and block the outlet of the damping throttle pipe (31), so that pressure release is finished.
4. A damped throttle tube type ultra-high pressure sustained release relief valve according to claim 3, wherein: the connecting piece (5) is sleeved outside the pressing rod (23), the connecting piece (5) is fixedly connected to the valve body (1) and used for wrapping the pressing rod (23) and the connecting pipe (24), a fixing sleeve (7) is arranged between the connecting piece (5) and the pressing rod (23), and the fixing sleeve (7) is used for preventing the pressing rod (23) from shaking.
5. The damping throttling tube type ultrahigh pressure slow release pressure release valve according to claim 4, wherein: the pressure release control mechanism (2) further comprises a movable pressure fork (25), a lever (26), a fixed pressure fork (27), a pressure release driving assembly (28) and a compression spring (29); wherein:
the movable pressing fork (25) is arranged at the outer side of the connecting piece (5) and is fixedly connected with the free end of the pressing rod (23) through a bolt, and the movable pressing fork (25) is rotationally connected with the lever (26) through a pin shaft and is used for driving the pressing rod (23);
the short shaft end of the lever (26) is rotationally connected with the fixed pressing fork (27) through the pin shaft, the fixed pressing fork (27) is fixedly connected to the connecting piece (5), the long shaft end of the lever is connected with the pressure release driving assembly (28) and the compression spring (29), and the lever (26) is used for driving the movable pressing fork (25);
the driving end of the pressure relief driving assembly (28) is connected with the long shaft end of the lever (26) and is used for driving the lever (26) to move upwards;
the compression spring (29) is connected with the long shaft end of the lever (26) and is used for resetting the lever (26);
when pressure relief is needed, the pressure relief driving assembly (28) drives the pressure rod (23) to ascend through the lever (26), so that liquid enters the valve body (1), and the compression spring (29) is stretched at the moment;
when the pressure relief is required to be terminated, the pressure relief driving assembly (28) stops working, and the pressure relief driving assembly is in an extended state
The compression spring (29) drives the compression rod (23) to descend through the lever (26), so that the sealing steel ball (21) is used for sealing an outlet of the damping throttle pipe (31), and pressure release is finished.
6. The damping throttling tube type ultrahigh pressure slow release pressure release valve according to claim 5, wherein: the utility model discloses a valve body, including valve body (1), fixed cover (7), let out lotus pipe (4) one end insert establish on valve body (1), and through fixed cover (7) fixed mounting is in on valve body (1), let out lotus pipe (4) with valve body (1) intercommunication, and be used for the discharge to flow through the liquid of valve body (1).
7. The damping throttling tube type ultrahigh pressure slow release pressure release valve according to claim 6, wherein: a sealing layer (11) for preventing liquid leakage is arranged between the valve rod (22) and the inner wall of the valve body (1), a limiting sleeve (12) is sleeved at the end part of the valve rod (22), and the limiting sleeve (12) is used for fixing the sealing layer (11) and preventing the valve rod (22) from shaking.
8. The damping throttling tube type ultrahigh pressure slow release pressure release valve according to claim 7, wherein: the damping throttle pipe (31) is sealed with the end face of the valve body (1) through a waterproof gasket (6), and the end face of the load release pipe (4) is sealed with the end face of the valve body (1) through the waterproof gasket (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321403781.XU CN220337486U (en) | 2023-06-05 | 2023-06-05 | Damping throttling tube type ultrahigh-pressure slow-release relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321403781.XU CN220337486U (en) | 2023-06-05 | 2023-06-05 | Damping throttling tube type ultrahigh-pressure slow-release relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220337486U true CN220337486U (en) | 2024-01-12 |
Family
ID=89444165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321403781.XU Active CN220337486U (en) | 2023-06-05 | 2023-06-05 | Damping throttling tube type ultrahigh-pressure slow-release relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220337486U (en) |
-
2023
- 2023-06-05 CN CN202321403781.XU patent/CN220337486U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A damping throttling tube type ultra-high pressure slow-release pressure relief valve Granted publication date: 20240112 Pledgee: Wuxi rural commercial bank Limited by Share Ltd. Pledgor: WUXI WEIHAIDA MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2024980018617 |