CN209622491U - Valve maintenance device - Google Patents
Valve maintenance device Download PDFInfo
- Publication number
- CN209622491U CN209622491U CN201822269259.2U CN201822269259U CN209622491U CN 209622491 U CN209622491 U CN 209622491U CN 201822269259 U CN201822269259 U CN 201822269259U CN 209622491 U CN209622491 U CN 209622491U
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- firm banking
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- 238000012423 maintenance Methods 0.000 title abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims abstract description 94
- 229910000831 Steel Inorganic materials 0.000 claims description 42
- 239000010959 steel Substances 0.000 claims description 42
- 230000008439 repair process Effects 0.000 claims description 38
- 230000000694 effects Effects 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 49
- 229910052802 copper Inorganic materials 0.000 abstract description 49
- 239000010949 copper Substances 0.000 abstract description 49
- 210000004907 gland Anatomy 0.000 abstract description 24
- 239000003208 petroleum Substances 0.000 description 29
- 238000010586 diagram Methods 0.000 description 9
- 238000013459 approach Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model discloses a valve overhauls device belongs to oil machinery technical field. When using the utility model provides a valve overhauls device overhauls the production valve when, the contact of the second end port of the lead screw of pressure screw rod and production valve to exert pressure to the lead screw through the pressure screw rod and make the flashboard with screw connection can seal the valve body line of production valve and be the passageway between two ports of a straight line, later alright in order to dismantle parts such as copper sheathing gland, copper sheathing, valve gap of production valve, overhaul parts such as copper sheathing gland, copper sheathing, valve gap to the production valve. That is, the production valve can be repaired without draining the oil in the pressure vessel tank. Because need not to empty the oil in the pressure vessel jar, the pipeline of being connected with the pressure vessel jar can also be through other ways transportation oil, consequently, when using valve maintenance device to overhaul the production valve, can reduce the cost of overhaul of production valve.
Description
Technical field
The utility model relates to technical field of petroleum machinery, in particular to a kind of valve apparatus for examination and repair.
Background technique
Petroleum would generally be placed in pressure volume pot after exploitation, and the pipeline for being used for transmission petroleum is connected to pressure appearance
On device tank.In addition, in the junction of pipeline and pressure volume pot equipped with production valve, for monitoring the object of the petroleum in pipeline
Manage parameter.
Wherein, as shown in Figure 1, production valve includes copper sheathing gland 01, valve deck 02, copper sheathing 03, lead screw 04, valve body 05, lock
Plate 06 and handwheel 07.Copper sheathing gland 01 is connect with valve deck 02, and copper sheathing 03 is between copper sheathing gland 01 and lead screw 04.Valve body 05 is
Three way type structure, valve deck 02 are connect with the first port of valve body 05, and first port is vertical with the line of other two ports.Lead screw
04 passes through copper sheathing 03 and valve deck 02 so that the first end of lead screw 04 is located in valve body 05, and the first end port of lead screw 04 and
Flashboard 06 connects.The second end that handwheel 07 passes through lead screw 04 is fixedly connected with copper sheathing 03.When using valve is produced, rotation hand wheel
07, handwheel 07 drives copper sheathing 03 to rotate, and since copper sheathing 03 is fixed in copper sheathing gland 01, and copper sheathing gland 01 and valve deck 02 are fixed
Connection, therefore, copper sheathing 03 will not move.Again since copper sheathing 03 and lead screw 04 are connected through a screw thread, it is revolved in copper sheathing 03
The movement of axial direction can occur for lead screw 04 during turning.Lead screw 04 will drive the fortune of flashboard 06 after in axial direction moving
It is dynamic, so that flashboard 06 can be the channel between two ports of straight line with line in closed valve 05, or open
Line is the channel between two ports of straight line in valve body 05.
In the related technology, after production valve goes wrong, it is common practice to arrange the petroleum in pressure volume pot
Production valve is overhauled again after empty, may cause after by the petroleum emptying in pressure volume pot tank connected with pressure vessel
Pipeline cannot transporting petroleum again, it is entire to overhaul so that when being overhauled to production valve to generate certain economic loss
The cost of overhaul in the process is higher.
Utility model content
The utility model provides a kind of valve apparatus for examination and repair, can reduce the maintenance cost of production valve.The technology
Scheme is as follows:
A kind of valve apparatus for examination and repair, described device include pressure screw bolt, pressure steel plate, N number of standing screw, 2N fixed spiral shell
Female and firm banking, the N are the positive integer more than or equal to 2;
Threaded hole is provided at the center of the pressure steel plate, the pressure screw bolt is located in the threaded hole;
N number of through-hole is also provided in the pressure steel plate, the first end of each standing screw and institute in N number of standing screw
The upper surface connection of firm banking is stated, and the second end of each standing screw is fixed on the pressure steel by two fixture nuts
At one lead to the hole site of plate.
Optionally, described device further includes at least two valves support supporting plate, and at least two valve supports in supporting plate
Be provided with arc groove in the first side of each valve support supporting plate, and the second side of each valve support supporting plate with it is described solid
Determine the upper surface connection of pedestal.
Optionally, described device further includes valve support base;
The valve support base is tubular structure, one end port and the firm banking of the valve support base
Upper surface connection.
Optionally, described device further includes a fixed card buckle or two fixed card buckles;
Each fixed card buckle is L-type, and the first end of each fixed card buckle is provided at least one through-hole, and each fixed card buckle
First end length be according to production valve valve body first end port internal diameter determine, the first end of the valve body is
Refer to the one end connecting with the valve deck of the production valve;
When needing to remove the screw rod in the production valve, the first end of each fixed card buckle is fixed on the valve body
First end port at, by the second end of each fixed card buckle buckle it is described production valve in flashboard, to close the valve body
In channel between other two port in addition to first end.
Optionally, the first end of the pressure screw bolt is between the pressure steel plate and the firm banking, the pressure
Movable handle is fixed in the second end of power screw rod.
The beneficial effect of technical solution provided by the utility model is:
When being overhauled using valve apparatus for examination and repair provided by the utility model to production valve, pressure screw bolt and production
The second end port contact of the lead screw of valve, and pressure is applied to lead screw by pressure screw bolt and makes the flashboard connecting with lead screw can
Line is the channel between two ports of straight line in valve body to close production valve, can dismantle production valve later
Copper sheathing gland, copper sheathing, the components such as valve deck of door, overhaul the components such as the copper sheathing gland, copper sheathing, valve deck of production valve.
It is that, when being overhauled using valve apparatus for examination and repair provided by the utility model to production valve, not having to will be with production valve
Petroleum emptying in the pressure volume pot of connection can overhaul production valve.Due to without will be in pressure volume pot
Petroleum emptying, can also be by other approach transporting petroleums, accordingly, with respect to by pressure with the tank connected pipeline of pressure vessel
Production valve is overhauled again after petroleum emptying in container tank, using valve apparatus for examination and repair provided by the utility model to production valve
It is lower for the cost of overhaul for producing valve when door is overhauled, it can to reduce the cost of overhaul of production valve.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for producing valve that the relevant technologies provide;
Fig. 2 is the schematic diagram that a kind of pressure volume pot provided by the embodiment of the utility model is connect with production valve;
Fig. 3 is a kind of structural schematic diagram of valve apparatus for examination and repair provided by the embodiment of the utility model;
Fig. 4 is a kind of schematic diagram of plank frame provided by the embodiment of the utility model;
Fig. 5 is a kind of schematic diagram of two nut standing screws provided by the embodiment of the utility model;
Fig. 6 is the structural schematic diagram of alternative valve apparatus for examination and repair provided by the embodiment of the utility model;
Fig. 7 is a kind of structural schematic diagram of fixed card buckle provided by the embodiment of the utility model;
Fig. 8 is the structural schematic diagram of another fixed card buckle provided by the embodiment of the utility model.
Appended drawing reference:
01: copper sheathing gland;02: valve deck;03: copper sheathing;04: lead screw;05: valve body;06: flashboard;07: handwheel;
1: pressure screw bolt;2: pressure steel plate;3: standing screw;4: fixture nut;5: firm banking;6: valve supporting bracket
Plate;7: valve support base;8: fixed card buckle;9: movable handle.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is described in further detail.
Before valve apparatus for examination and repair provided by the utility model is explained, first to the application of the utility model
Scene is explained.In general, as shown in Fig. 2, pressure volume pot is connect with pipeline, pipeline and the meeting of pressure volume pot junction
Configured with production valve, and it can also configure standby valve.Production valve can also be connect with instrument such as flowmeter, pressure gauges, because
This can also flow through the instrument such as flowmeter, can be supervised later by these instrument after petroleum in pipeline flows through production valve
The mobility status of petroleum in test tube road.And standby valve is not connect with instrument such as flowmeter, pressure gauges.When maintenance production valve or
When overhaul reserve valve, need the petroleum emptying in pressure volume pot could overhaul production valve or standby valve later.When
When the instrument such as flowmeter, pressure gauge need to overhaul, production valve is closed at this time, standby valve is opened, so that pipeline can continue to
Transporting petroleum.Since standby valve is not connect with instrument such as flowmeters, when petroleum transports in the duct, petroleum is unable to monitor in pipe
Mobility status in road, therefore need to close standby valve after the maintenance of the instrument such as flowmeter, reopen production valve.
And valve apparatus for examination and repair provided by the utility model is just applied to the scene overhauled to production valve or standby valve.
Fig. 3 is a kind of structural schematic diagram of valve apparatus for examination and repair provided by the embodiment of the utility model.As shown in figure 3, valve
Door apparatus for examination and repair includes: that pressure screw bolt 1, pressure steel plate 2, N number of standing screw 3,2N fixture nut 4 and firm banking 5, N are
Positive integer more than or equal to 2.
Threaded hole is provided at the center of pressure steel plate 2, pressure screw bolt 1 is located in threaded hole.
N number of through-hole is also provided in pressure steel plate 2, the first end of each standing screw 3 and fixed bottom in N number of standing screw 3
The upper surface connection of seat 5, and each standing screw 3 is fixed on a lead to the hole site of pressure steel plate 2 by two fixture nuts 4
Place.
When being overhauled using valve apparatus for examination and repair provided by the utility model to production valve, pressure screw bolt and production
The second end port contact of the lead screw of valve, and pressure is applied to lead screw by pressure screw bolt and makes the flashboard connecting with lead screw can
Line is the channel between two ports of straight line in valve body to close production valve, can dismantle production valve later
Copper sheathing gland, copper sheathing, the components such as valve deck of door, overhaul the components such as the copper sheathing gland, copper sheathing, valve deck of production valve.
It is that, when being overhauled using valve apparatus for examination and repair provided by the utility model to production valve, not having to will be with production valve
Petroleum emptying in the pressure volume pot of connection can overhaul production valve.Due to without will be in pressure volume pot
Petroleum emptying, can also be by other approach transporting petroleums, accordingly, with respect to by pressure with the tank connected pipeline of pressure vessel
Production valve is overhauled again after petroleum emptying in container tank, using valve apparatus for examination and repair provided by the utility model to production valve
It is lower for the cost of overhaul for producing valve when door is overhauled, it can to reduce the cost of overhaul of production valve.
Wherein, as shown in figure 4,5 plank frame of firm banking, 5 surface of firm banking refer to that area is maximum in plank frame
And two faces of face, a face in the two faces can be 5 upper surface of firm banking, another face in the two faces is just
It is 5 lower surface of firm banking.
The shape of firm banking 5 can be square, can also be circle, can also be certainly other shapes, for solid
Determine the shape of pedestal 5, the utility model embodiment is it is not limited here.
In addition, the connection that the first end of each standing screw 3 is connect with the upper surface of firm banking 5 in N number of standing screw 3
Mode can have following two mode:
(1) the first end port of each standing screw 3 and the upper surface of firm banking 5 are welded.
(2) N number of through-hole is provided on firm banking 5, the first end of any standing screw 3 is along fixation in N number of standing screw 3
The upper surface of pedestal 5 passes through a through-hole on firm banking 5 to the direction of lower surface, later at the upper surface of firm banking 5
The standing screw 3 is passed through with a nut, so that the standing screw 3 is fixed on an upper.And in the lower surface of firm banking 5
Place passes through the standing screw 3 with a nut, so that the standing screw 3 is fixed on the lower surface of firm banking 5.In this way
Mode, the first end of standing screw 3 each in N number of standing screw 3 can be connect with the upper surface of firm banking 5.
It should be noted that the quantity of standing screw 3 can be 4, and standing screw 3 can be evenly distributedly fixed on
The upper surface of firm banking 5.The quantity of certain standing screw 3 can also be other numerical value, and the utility model embodiment is herein not
It limits.
In addition, the second end of each standing screw 3 is fixed on a through-hole of pressure steel plate 2 by two fixture nuts 4
Implementation at position can be with are as follows: as shown in figure 5, the second end of any standing screw 3 is along pressure in N number of standing screw 3
The face upward direction on surface of the following table of steel plate 2 passes through a through-hole in pressure steel plate 2, and any two in 2N fixture nut 4
A fixture nut 4 in a fixture nut 4 passes through the second end of the standing screw 3, and is located at the lower surface of pressure steel plate 2
On, the second end of the standing screw 3 is fixed on the lower surface of pressure steel plate 2.Another fixture nut 4 passes through the fixation spiral shell
The second end of bar 3, and be located on the upper surface of pressure steel plate 2, the second end of the standing screw 3 is fixed on pressure steel plate 2
On upper surface.In this way, one that the second end of each standing screw 3 can be fixed on to pressure steel plate 2 is logical
Hole location.Wherein, the upper and lower surfaces of pressure steel plate 2 refer to two faces of area maximum and face in pressure steel plate 2.
Wherein, since the first end of any standing screw 3 in N number of standing screw 3 is connect with the upper surface of firm banking 5,
Adjust the standing screw 3 be located at after the pressure steel plate pressure steel plate 2 upper surface side length, pass through two later
The standing screw 3 is fixed on a through hole of pressure steel plate 2 by fixture nut 4, can adjust pressure steel plate 2 and fixed bottom
The distance between seat 5.
Wherein, the shape of pressure steel plate 5 can be square, can also be circle, it is, of course, also possible to be other shapes,
For the shape of pressure steel plate, the utility model embodiment is it is not limited here.
In addition, being overhauled actually using valve apparatus for examination and repair provided by the embodiment of the utility model to production valve
When, in order to preferably overhaul to production valve, valve apparatus for examination and repair can also include at least two valve supporting brackets
Plate 6, at least two valves support in supporting plate 6 and are provided with arc groove, and each valve in the first side of each valve support supporting plate 6
The second side of door support supporting plate 6 is connect with the upper surface of firm banking 5.
Wherein, the mode that the second side of each valve support supporting plate 3 is connect with the upper surface of firm banking 5 can have with
Lower two kinds:
(1) second side of each valve support supporting plate 3 is welded on to the upper surface of firm banking 5.
(2) it is provided at least one threaded hole in the second side of each valve support supporting plate 3, is opened in firm banking 5
There are at least two through-holes.The second side of any valve supporting bracket plate 3 is placed in the upper surface of firm banking 5, and makes the valve
A threaded hole in the second side of door support supporting plate 3 is connected to a through-hole on firm banking 5, later with a screw
A through-hole on firm banking 5 is embedded into a threaded hole being connected to the through-hole.It in this way, will be every
The second side of a valve support supporting plate 3 is connect with the upper surface of firm banking 5.
Wherein, the side of valve support supporting plate 3 refer to except area is maximum in valve support supporting plate 3 and two faces of face it
Outer other faces.
In addition, when actually using valve apparatus for examination and repair provided by the embodiment of the utility model, as shown in Figure 1, valve body
The outer wall of the valve body of first end port face has a protrusion, therefore, as shown in fig. 6, valve apparatus for examination and repair can also include valve
Door support base 7, valve support base 7 are tubular structure, one end port of valve support base 7 and the upper table of firm banking 5
Face connection.After configuring valve support base 7, the protrusion on the outer wall of the valve body of the first end port face of valve body can
It is connected to one end port of valve support base, enables the better clamping of valve apparatus for examination and repair to produce valve, to production
Valve is overhauled.
Wherein, the connection type that one end port of valve support base 7 is connect with the upper surface of firm banking 5 can be with are as follows:
One end port of valve support base 7 and the upper surface of firm banking 5 are welded.
Optionally, it is provided at least one threaded hole on the barrel of one end port of valve support base 7, in firm banking
At least one through-hole is provided in 5.One end port of valve support base 7 is placed on the upper surface of firm banking 5, and by valve
Each threaded hole of one end port of support base 7 is connected to a through-hole on firm banking 5, later passes through a screw
A through-hole on firm banking 5 is embedded into the threaded hole being connected to the through-hole.
In addition, when being overhauled using valve apparatus for examination and repair provided by the embodiment of the utility model to production valve, in order to
After the lead screw of enough disassembly production valves, it is one that the flashboard for producing valve, which can still close line in the valve body of production valve,
Channel between two ports of straight line, valve apparatus for examination and repair can also include a fixed card buckle 8 or two fixed card buckles 8.
As shown in fig. 7, each fixed card buckle 8 is L-type, the first end of each fixed card buckle 8 is provided at least one through-hole, and
The length of the first end of each fixed card buckle 8 is determined according to the internal diameter of the first end port of the valve body of production valve, valve body
First end refer to and one end for connecting of valve deck of production valve.When needing to remove the lead screw in production valve, will each consolidate
Surely the first end of buckle 8 is fixed at the first end port of valve body, will be in the second end buckle production valve of each fixed card buckle 8
Flashboard, with the channel between other two port in valve body in addition to first end.
Wherein, the length of the first end of each fixed card buckle 8 is in the first end port according to the valve body of production valve
The implementation that diameter determines can be with are as follows: the length of each 8 ground first end of fixed card buckle is interior with the first end port that produces valve
Difference is greater than numerical threshold between the length of the half of diameter, to ensure the second end of each fixed card buckle 8 the from production valve
After one end port is extend into valve body, the second end of each fixed card buckle 8 can buckle the flashboard in production valve.
In addition, it is in order to enable the first end of each fixed card buckle 8 is capable of fixing in valve body that each fixed card buckle 8, which is L-type,
First end port, second end can be deep into valve body from the first end port of valve body.Also, in practice, each valve body
First end port be configured with flange, be provided at least one through-hole on flange.Therefore, the first end of fixed card buckle 8 can be set
In the first end port of valve body, and will be on the flange of the first end port of any through-hole of the first end of fixed card buckle 8 and valve body
A through-hole connection, later by a bolt pass through fixed card buckle 8 first end any through-hole, and pass through and the through-hole connect
A through-hole on logical flange.The first end of fixed card buckle 8 is fixed at the first end port of valve body by bolt.So that
Fixed card buckle 8 can buckle securely flashboard.
Wherein, when the second end of each fixed card buckle 8 is deep into from the first end port of valve body and buckles flashboard in valve body,
Due to having boss on the inner wall of the first end of the valve body of production valve, the second end of fixed card buckle 8 is being passed through into production valve card
When detaining flashboard, the boss on the inner wall of the first end of valve body can have a blocking to the second end of fixed card buckle 8, in order to enable solid
Surely buckle 8 can preferably buckle flashboard, as shown in figure 8, the second end of each fixed card buckle 8 is along the direction perpendicular to first end
Groove can be provided with.When the second end of fixed card buckle 8 buckles flashboard, the boss on the inner wall of the first end of valve body can be embedded in
It, can be to avoid the boss on the inner wall of the first end of valve body to the second of fixed card buckle 8 in the groove of the second end of fixed card buckle 8
The blocking at end, so that fixed card buckle 8 can preferably buckle flashboard.
In addition, being overhauled actually using valve apparatus for examination and repair provided by the embodiment of the utility model to production valve
When, for the ease of rotational pressure screw rod 1, valve apparatus for examination and repair can also include movable handle 9, and movable handle 9 is fixed on pressure screw bolt
Second end, the first end of pressure screw bolt is between pressure steel plate 2 and firm banking 5.
Wherein, movable handle 9 can be bar type structure, movable handle 9 be fixed on the fixed form on pressure screw bolt can have with
Lower two kinds:
(1) movable handle 9 is welded on to the second end of pressure screw bolt 1.
(2) it is provided with through-hole along the radial direction of pressure screw bolt 1 in the second end of pressure screw bolt 1, movable handle 9 is logical across this
Hole.Also, the difference between the outer diameter of movable handle 9 and the internal diameter of through-hole is less than numerical threshold, so that movable handle 9 is in pressure screw bolt
Clamping in 1 through-hole.
The use process of valve apparatus for examination and repair provided by the embodiment of the utility model is illustrated below:
It when overhauling production valve, needs to open standby valve, production valve is closed.Due to production valve
Still with the presence of petroleum in the pipeline of door connection, and petroleum still can generate pressure to the flashboard of production valve, therefore examine
When repairing production valve, needs firmly to fix the flashboard for producing valve, can be leaked from flashboard to avoid petroleum.Cause
This, when being overhauled using valve apparatus for examination and repair provided by the embodiment of the utility model to production valve, it is also desirable to will produce
Flashboard in valve securely fixes.
Before to production valve maintenance, first the handwheel for producing valve is dismantled from the second end of lead screw.It will be originally practical new
The outer wall that type embodiment provides the firm banking and the valve body of the first end face of the valve body of production valve of valve apparatus for examination and repair connects
Touching, adjust the distance between firm banking and pressure steel plate so that pressure steel plate not with produce valve lead screw second end end
Mouth is not contacted with pressure steel plate, and standing screw is fixed in pressure steel plate by fixture nut later.Pressure screw bolt is passed through
Threaded hole in pressure steel plate, and rotational pressure screw rod contacts the first end port of pressure screw bolt with lead screw, continues to rotate
Pressure screw bolt, so that pressure screw bolt holds out against lead screw, lead screw can hold out against flashboard, prevent petroleum from leaking from flashboard.In
After pressure screw bolt holds out against lead screw, valve deck is split from the first end port of the valve body of production valve, so that valve deck and valve body
It does not reconnect.And continue to split the connection between valve deck and copper sheathing gland, so that the copper sheathing gland and valve deck of production valve are no longer
Connection, and copper sheathing gland and copper sheathing are split, so that copper sheathing is not reconnected with copper sheathing gland.Since lead screw is and pressure screw bolt top
Tight, therefore, the components such as copper sheathing gland, copper sheathing, valve deck are still located on the outer wall of lead screw.At this point, by the second of fixed card buckle
End is extend into valve body from the first end port of valve body, and makes the second end and rams contact of fixed card buckle, will be consolidated later
Surely the first end buckled is fixed at the first end port of valve body, is fixed on the first end end of valve body in the first end of fixed card buckle
After at mouthful, the second end of fixed card buckle just buckles flashboard securely, so that flashboard still being capable of line in closed valve
For the channel between two ports of straight line, prevent petroleum from leaking from flashboard.Rotational pressure screw rod, so that pressure screw bolt
Lead screw is no longer held out against, and continues rotational pressure screw rod, so that pressure screw bolt is no longer connect with lead screw, at this point it is possible to from lead screw
The components such as copper sheathing gland, copper sheathing, valve deck are removed, and lead screw can be removed from production valve, the component removed is carried out
Maintenance.Since fixed card buckle is not connect with lead screw, and fixed card buckle buckles flashboard securely, therefore, by lead screw from valve
After being dismantled in body, it can still be leaked from flashboard to avoid petroleum.
After maintenance terminates, lead screw is connect with flashboard again, and by components such as copper sheathing gland, copper sheathing, valve decks according to suitable
Sequence string is on lead screw.By the firm banking of the valve apparatus for examination and repair provided by the embodiment of the utility model again valve with production valve
The outer wall of the valve body of the first end face of body contacts, and the distance between firm banking and pressure steel plate is adjusted, so that pressure steel plate
It does not contact with pressure steel plate with the second end port of the lead screw of production valve, is later fixed standing screw by fixture nut
In pressure steel plate.Pressure screw bolt is passed through into the threaded hole in pressure steel plate, and spinning force screw rod, so that pressure screw bolt is by lead screw
It holds out against, so that lead screw holds out against flashboard, prevents petroleum from leaking from flashboard.At this point, by fixed card buckle from the first of valve body
It is removed at port at end.Later, the first end port of valve deck and valve body is connected, copper sheathing is placed in copper sheathing gland, and by copper sheathing
Gland is connect with valve deck, and after copper sheathing gland and valve deck connect, lead screw will hold out against flashboard.At this point, rotational pressure spiral shell
Bar, so that pressure screw bolt is no longer contacted with lead screw.By valve apparatus for examination and repair from production valve on remove, by handwheel again with copper sheathing
Connection.
When being overhauled using valve apparatus for examination and repair provided by the utility model to production valve, pressure screw bolt and production
The second end port contact of the lead screw of valve, and pressure is applied to lead screw by pressure screw bolt and makes the flashboard connecting with lead screw can
Line is the channel between two ports of straight line in valve body to close production valve, can dismantle production valve later
Copper sheathing gland, copper sheathing, the components such as valve deck of door, overhaul the components such as the copper sheathing gland, copper sheathing, valve deck of production valve.
It is that, when being overhauled using valve apparatus for examination and repair provided by the utility model to production valve, not having to will be with production valve
Petroleum emptying in the pressure volume pot of connection can overhaul production valve.Due to without will be in pressure volume pot
Petroleum emptying, can also be by other approach transporting petroleums, accordingly, with respect to by pressure with the tank connected pipeline of pressure vessel
Production valve is overhauled again after petroleum emptying in container tank, using valve apparatus for examination and repair provided by the utility model to production valve
It is lower for the cost of overhaul for producing valve when door is overhauled, it can to reduce the cost of overhaul of production valve.
In conclusion the preferred embodiment of only the utility model, is not intended to limit the utility model, it is all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of valve apparatus for examination and repair, which is characterized in that described device includes pressure screw bolt (1), pressure steel plate (2), N number of fixation
Screw rod (3), 2N fixture nut (4) and firm banking (5), the N are the positive integer more than or equal to 2;
Threaded hole is provided at the center of the pressure steel plate (2), the pressure screw bolt (1) is located in the threaded hole;
N number of through-hole is also provided on the pressure steel plate (2), the first of each standing screw (3) in N number of standing screw (3)
End is connect with the upper surface of the firm banking (5), and the second end of each standing screw (3) passes through two fixture nuts (4)
It is fixed at a lead to the hole site of the pressure steel plate (2).
2. valve apparatus for examination and repair as described in claim 1, which is characterized in that described device further includes the support of at least two valves
Supporting plate (6), at least two valve support in supporting plate (6) and are provided with arc in the first side of each valve support supporting plate (6)
Groove, and the second side of each valve support supporting plate (6) is connect with the upper surface of the firm banking (5).
3. valve apparatus for examination and repair as described in claim 1, which is characterized in that described device further includes valve support base (7);
The valve support base (7) is tubular structure, one end port of the valve support base (7) and the firm banking
(5) upper surface connection.
4. the valve apparatus for examination and repair as described in claims 1 to 3 is any, which is characterized in that described device further includes a fixation
Buckle (8) or two fixed card buckles (8);
Each fixed card buckle (8) is L-type, and the first end of each fixed card buckle (8) is provided at least one through-hole, and each fixing card
The length for detaining the first end of (8) is determined according to the internal diameter of the first end port of the valve body of production valve, the of the valve body
One end refers to the one end connecting with the valve deck of the production valve;
When needing to remove the lead screw in the production valve, the first end of each fixed card buckle (8) is fixed on the valve body
First end port at, by the second end of each fixed card buckle (8) buckle it is described production valve in flashboard, to close the valve
The channel between other two port in body in addition to first end.
5. the valve apparatus for examination and repair as described in claims 1 to 3 is any, which is characterized in that the first end of the pressure screw bolt (1)
Between the pressure steel plate (2) and the firm banking (5), activity is fixed in the second end of the pressure screw bolt (1)
(9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822269259.2U CN209622491U (en) | 2018-12-29 | 2018-12-29 | Valve maintenance device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822269259.2U CN209622491U (en) | 2018-12-29 | 2018-12-29 | Valve maintenance device |
Publications (1)
Publication Number | Publication Date |
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CN209622491U true CN209622491U (en) | 2019-11-12 |
Family
ID=68448332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201822269259.2U Active CN209622491U (en) | 2018-12-29 | 2018-12-29 | Valve maintenance device |
Country Status (1)
Country | Link |
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CN (1) | CN209622491U (en) |
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2018
- 2018-12-29 CN CN201822269259.2U patent/CN209622491U/en active Active
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