CN106090415A - A kind of anti-theft device and angular travel valve - Google Patents
A kind of anti-theft device and angular travel valve Download PDFInfo
- Publication number
- CN106090415A CN106090415A CN201610597136.4A CN201610597136A CN106090415A CN 106090415 A CN106090415 A CN 106090415A CN 201610597136 A CN201610597136 A CN 201610597136A CN 106090415 A CN106090415 A CN 106090415A
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- Prior art keywords
- gland
- sheath
- valve
- locking bar
- locking
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Classifications
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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
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/06—Means to prevent accidental or unauthorised actuation using a removable actuating or locking member, e.g. a key
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
The invention discloses a kind of anti-theft device and angular travel valve, belong to pipeline transportation art.This anti-theft device includes: sheath, gland, lockset and gland open portion；Sheath is fixing with the valve body of angular travel valve to be connected, and the valve rod of angular travel valve stretches into inside sheath；It is interior to cover sheath that gland is used for being arranged on gland mounting groove；Lockset includes lock body and for opening the key of lock body, and lock body is arranged in lockset installing hole, is used for locking gland locking bar；Gland open portion is arranged between sheath and gland, promotes gland to leave sheath when gland open portion for releasing the locking to gland locking bar at lockset.The present invention is connected by sheath is fixing with the valve body of angular travel valve, the valve rod of angular travel valve stretches into inside sheath, by lockset, gland is fixed on sheath, thus the valve rod of angular travel valve is closed, avoid other people to pass through the valve rod of operated by handwheel angular travel valve, thus prevent other people from stealing oil or natural gas by angular travel valve.
Description
Technical field
The present invention relates to pipeline transportation art, particularly to a kind of anti-theft device and angular travel valve.
Background technology
Valve is industrial a kind of important fluid control devices, for controlling the break-make of fluids within pipes, pressure, the flow direction
With flow etc..
In current production of hydrocarbons and transportation system, generally use rotary motion valve gate control fluid on-off, wherein, rotary motion valve
Door includes valve body, spool, valve rod and control handwheel, and spool is arranged on valve inner, and one end of valve rod is fixing with spool to be connected, separately
One end, by stretching out in valve body and controlling handwheel and is connected, by controlling the rotation of handwheel band ovable valve stem, thus controls the keying of valve.
During realizing the present invention, inventor finds that prior art at least there is problems in that
Owing to, in production of hydrocarbons and transportation system, valve is typically exposed to field, turn by controlling handwheel band ovable valve stem
Dynamic, in the way of controlling valve opening and closing, safety is relatively low, causes angular travel valve to become offender and steals oil or natural gas
Main path.
Summary of the invention
Being exposed to field to solve existing angular travel valve, it rotates by controlling handwheel band ovable valve stem, to control
The mode safety of valve opening and closing is relatively low, causes angular travel valve to become offender and steals the main path of oil or natural gas
Problem, embodiments provide a kind of anti-theft device and angular travel valve.Described technical scheme is as follows:
On the one hand, it is provided that a kind of anti-theft device, being arranged on angular travel valve, described anti-theft device includes: sheath, pressure
Lid, lockset and gland open portion；
Described sheath is cylindrical drum, and described sheath is fixing with the valve body of described angular travel valve to be connected, and described angle stroke
The valve rod of valve stretches into inside described sheath, and described sheath is provided with gland mounting groove, described sheath away from one end of described valve body
Sidewall on be axially arranged with gland locking bar installing hole along it, be radially provided with lockset installing hole, described gland locking bar installing hole
Connect with described lockset installing hole；
It is interior to cover described sheath that described gland is used for being arranged on described gland mounting groove, and described gland includes gland body
With gland locking bar, the thickness of described gland body is less than or equal to the degree of depth of described gland mounting groove, described gland locking bar and institute
State the fixing connection of gland body, and described gland locking bar is perpendicular to described gland body；
Described lockset includes lock body and for opening the key of described lock body, and described lock body is arranged on described lockset installing hole
In, it is used for locking described gland locking bar；
Described gland open portion is arranged between described sheath and described gland, and described gland open portion is at described lock
Tool promotes described gland to leave described sheath when releasing the locking to described gland locking bar.
Locking anti-theft state, described gland body cap at described sheath away from one end of described valve body, and described gland this
The medial wall laminating of the lateral wall of body and described gland mounting groove, described gland locking bar stretches in described gland locking bar installing hole,
Described gland locking bar is locked by described lock body.
Further, described anti-theft device also includes union joint and spanner, and one end of described union joint is solid with described valve rod
Fixed connection, the cross-sectional profiles of the other end of described union joint is the most irregularly shaped, and one end of described spanner is provided with connection
Head installing hole, the outer contour shape of one end that the shape of described union joint installing hole is matched with described union joint matches, and
The outer contour shape of the cross section of one end that described spanner coordinates with described union joint is circle；
When needing to operate valve, described spanner is enclosed within outside described union joint, the lateral wall of described spanner and described sheath
Medial wall laminating.
Further, described anti-theft device also includes at least two Double-ended nut and at least two trip bolt；
Described sheath is provided with at least two connecting hole, and each connecting hole in described at least two connecting hole is ladder
A Double-ended nut in hole, and described each shoulder hole and described at least two Double-ended nut and described at least two fastening spiral shell
A trip bolt correspondence in nail, the axis of described each connecting hole is all parallel with the axis of described sheath；
Described each Double-ended nut is fixing with described valve body to be connected；
Described each trip bolt connects with fixing with corresponding Double-ended nut in stretching into corresponding connecting hole,
Described each trip bolt is limited by the step formed in described connecting hole away from one end of corresponding Double-ended nut
Position.
Specifically, described anti-theft device includes at least two gland open portion, described at least two gland open portion and institute
Stating at least two connecting hole one_to_one corresponding, it is the most right that each gland open portion in described at least two gland open portion is arranged on
In the connecting hole answered.
Further, described each gland open portion includes push rod and spring；
The middle part of described push rod is provided with outer lug boss, and described push rod is arranged on the connecting hole corresponding with described gland open portion
In, described spring housing is outside described push rod, and one end of described spring withstands on the company corresponding with described each gland open portion
Connecing on the trip bolt in hole, the other end withstands in described outer lug boss；
Locking anti-theft state, described spring is compressed；
When described lockset releases the lock-out state to described gland, the release elongation of described spring, the other end of described push rod
Described gland body is promoted to leave described sheath by described connecting hole stretches out.
Further, described gland open portion also includes that locating ring, the bottom of described gland mounting groove are provided with locating ring peace
Tankage, described locating ring is arranged in described locating ring mounting groove, and the lateral wall of described locating ring is installed with described locating ring
The medial wall laminating of groove, described push rod passes by described locating ring away from one end of described spring.
Further, described lock body includes lock cylinder, locked groove, lock core, at least one ball, locking bar and lock spring；
Described lockset installing hole and the axis decussation of described gland locking bar installing hole, described lock cylinder and described locked groove divide
It is not fixed in described lockset installing hole, and described lock cylinder and described locked groove lay respectively at the both sides of described locking bar installing hole；
The inwall of described lock cylinder is provided with at least one ball moving track, and described lock core is arranged in described lock cylinder, institute
State at least one ball to be arranged between described lock core and described lock cylinder, each ball correspondence one at least one ball described
Bar ball moving track, described lock core by described each ball at corresponding ball moving move in tracks relative institute
State lock cylinder motion；
One end of described locking bar is fixing with described lock core to be connected, and the other end of described locking bar is provided with locking boss, described lock
Bar arranges one end of described locking boss and is stretched out by described lock cylinder；
Described lock spring housing is in the outside of described locking bar, and described lock spring is between described lock core and described lock cylinder；
The side of the axis of described locked groove is provided with locking closure, and described locking closure is for carrying out spacing to described locking boss；
Described gland locking bar is provided with through hole away from one end of described gland body, and described through hole is used for through described locking bar,
Locking anti-theft state, described locking bar passes described through hole, and described locking boss is fitted with described locking closure.
Specifically, described anti-theft device includes at least two set locksets, and described gland includes at least two gland locking bars, described
At least two set locksets and described at least two gland locking bar one_to_one corresponding.
Specifically, described anti-theft device includes that two set locksets, the axisymmetrical of the described two set the most described sheaths of lockset set
Put.
On the other hand, it is provided that a kind of angular travel valve, described angular travel valve includes valve body, spool and valve rod, described
Angular travel valve also includes described anti-theft device.
The technical scheme that the embodiment of the present invention provides has the benefit that
The present invention is connected by sheath is fixing with the valve body of angular travel valve, and the valve rod of angular travel valve stretches in sheath
Portion, is fixed on gland on sheath by lockset, thus is closed by the valve rod of angular travel valve, it is to avoid other people pass through handwheel
The valve rod of operation angle motion valve, thus prevent other people from stealing oil or natural gas by angular travel valve.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below required for make
Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing be only some embodiments of the present invention, for
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of the anti-theft device that one embodiment of the invention provides；
Fig. 2 is the structural representation of the anti-theft device that further embodiment of this invention provides；
Fig. 3 be in Fig. 2 the D of sheath to schematic diagram；
Fig. 4 is the structural representation of the union joint that further embodiment of this invention provides；
Fig. 5 is that the A of Fig. 4 is to structural representation；
Fig. 6 is that the B of Fig. 4 is to structural representation；
Fig. 7 is spanner and the structural representation of boosting-rod of further embodiment of this invention offer；
Fig. 8 be in Fig. 7 the C of spanner to structural representation.
Wherein:
1 sheath, 11 gland mounting grooves, 12 gland locking bar installing holes, 13 connecting holes,
2 glands,
21 gland bodies,
22 gland locking bars, 221 through holes,
3 lock bodies,
31 lock cylinders,
32 locked grooves, 321 locking closures,
33 lock cores,
34 balls,
35 locking bars, 351 locking boss,
36 lock springs,
4 union joints, 41 valve rod installing holes,
5 spanners, 51 union joint installing holes,
6 fastening assemblies, 61 Double-ended nuts, 62 trip bolts,
7 gland open portion, 71 push rods, 72 springs, 73 locating rings,
8 boosting-rods,
10 valve rods 10,
20 valve bodies.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Embodiment one
As it is shown in figure 1, and combine Fig. 2 and Fig. 3 and illustrate, embodiments provide a kind of anti-theft device, install
On angular travel valve, this anti-theft device includes: sheath 1, gland 2, lockset (not shown) and gland open portion 7；
Sheath 1 is cylindrical drum, and sheath 1 is fixing with the valve body 20 of angular travel valve to be connected, and the valve rod 10 of angular travel valve
Stretching into sheath 1 internal, sheath 1 is provided with gland mounting groove 11 away from one end of valve body 20, the sidewall of sheath 1 is axially arranged with along it
Gland locking bar installing hole 12, is radially provided with lockset installing hole (not shown), and gland locking bar installing hole 12 is pacified with lockset
The connection of dress hole；
It is interior to cover sheath 1 that gland 2 is used for being arranged on gland mounting groove 11, and gland 2 includes gland body 21 and gland lock
Bar 22, the thickness of gland body 21 is fixed with gland body 21 less than or equal to the degree of depth of gland mounting groove 11, gland locking bar 22
Connect, and gland locking bar 22 is perpendicular to gland body 21；
Lockset includes lock body 3 and for opening the key of lock body 3, and lock body 3 is arranged in lockset installing hole, is used for locking pressure
Cover lock bar 22；
Gland open portion 7 is arranged between sheath 1 and gland 2, and gland open portion 7 is for releasing gland locking bar at lockset
22 locking time promote gland 2 leave sheath 1；
Locking anti-theft state, gland body 21 covers at sheath 1 away from one end of valve body 20, and the lateral wall of gland body 21
Fitting with the medial wall of gland mounting groove 11, gland locking bar 22 stretches in gland locking bar installing hole 12, and lock body 3 is by gland locking bar 22
Locking.
The anti-theft device that the embodiment of the present invention provides is arranged on valve body 20, when the valve rod 10 needing operation angle motion valve
Time, open lock body 3 by key, release the lock body 3 locking to gland locking bar 22, gland open portion 7 promote gland body 21 from
Opening sheath 1, after producing spacing between gland body 21 and sheath 1, staff manually takes off gland 2, will be with rotary motion valve
The supporting operating head of valve rod 10 of door stretches into that sheath 1 is internal to be coordinated with valve rod 10, by the operating head realization operation to valve rod 10.
After end of operation, staff's removal operation head, covers gland body 21 on sheath 1, and makes gland locking bar 22 stretch into gland
In locking bar installing hole 12, gland body 21 is pressed on sheath 1 by staff on the other hand, and another hands uses key operated lock body
3, make lock body 3 be locked in gland locking bar installing hole 12 by gland locking bar 22.
The present invention is connected by sheath 1 is fixing with the valve body 20 of angular travel valve, and the valve rod 10 of angular travel valve stretches into and protects
Set 1 is internal, is fixed on sheath 1 by gland 2 by lockset, thus is closed by the valve rod 10 of angular travel valve, it is to avoid he
People's valve rod 10 by operated by handwheel angular travel valve, thus prevent other people from stealing oil or natural gas by angular travel valve.
As it is shown in figure 1, in embodiments of the present invention, anti-theft device also includes union joint 4 and spanner 5, wherein, union joint 4
Structure as shown in Figure 4, and combine Fig. 5 and Fig. 6 and illustrate, one end of union joint 4 is fixing with valve rod 10 to be connected, union joint 4
The cross-sectional profiles of the other end be the most irregularly shaped, the structural representation of spanner 5 is as it is shown in fig. 7, and combine Fig. 8 and carry out
Illustrating, one end of spanner 5 is provided with union joint installing hole 51, the shape of union joint installing hole 51 matched with union joint 4 one
The outer contour shape of end matches, and the outer contour shape of the cross section of one end that spanner 5 coordinates with union joint 4 is circular；
When needing to operate valve, it is outside that spanner 5 is enclosed within union joint 4, the medial wall laminating of the lateral wall of spanner 5 and sheath 1.
In embodiments of the present invention, one end that union joint 4 coordinates with valve rod 10 is provided with valve rod installing hole 41, valve rod installing hole
The structure of 41 is consistent with size and the operating head supporting with valve rod 10, and union joint 4 is fixed on valve rod 10, by its other end
Coordinating with spanner 5, certainly, skilled person will appreciate that, union joint 4 also excessively can coordinate with valve rod 10, and now, sheath 1 is remote
The external diameter of one end that the internal diameter from one end of valve body 10 coordinates with valve rod 10 less than union joint 4.When needs operating valve lever 10, first
Gland 2 is taken off, then spanner 5 is stretched into sheath 1 internal, and spanner 5 is enclosed within union joint 4, rotating spanner 5, to realize
Operation to valve rod 10.Wherein, union joint 4 is the most irregularly shaped away from the cross-sectional profiles of one end of valve rod 10, and pulls
Hands 5 is enclosed within the medial wall laminating of the lateral wall of spanner 5 and sheath 1 behind union joint 4 outside, coordinates with union joint 4 except using
Spanner 5, other instrument cannot stretch into sheath 1 inside and coordinate with union joint 4, after preventing other people violence from prying open gland 2 further
Operation spool, improves the safety of valve.At the end of operating valve lever 10, staff takes off spanner 5, is locked at by gland 2
On sheath 1.
In embodiments of the present invention, union joint 4 and spanner 5 process gained by Digit Control Machine Tool, irregularly shaped specifically
Referring to the shape in addition to circle, triangle, rectangle, square or other polygonized structures, this is irregularly shaped only knows with other people
Road union joint 4 cannot process corresponding when not obtaining processor to the outer contour shape of one end cross section that spanner 5 coordinates
Spanner 5 or extremely difficult process corresponding spanner 5 and be as the criterion.As shown in Figure 6, in embodiments of the present invention, it is preferable that union joint 4
The shape of cross section of the one end coordinated with spanner 5 is the structure including at least one arc convex and arc groove.
Certainly, skilled person will appreciate that, in embodiments of the present invention, union joint 4 also may be used away from one end of valve rod 10
For hole in irregular shape, one end cross sectional shape that spanner 5 coordinates with union joint 4 matches with valve rod 10, and union joint 4 and valve rod
The shape of 10 one end matched is alternatively other arbitrary shapes.
As it is shown in fig. 7, in embodiments of the present invention, it is preferable that anti-theft device also includes boosting-rod 8, and this boosting-rod 8 is fixed
At spanner 5 away from one end of union joint 4, the axis of boosting-rod 8 is vertical with the axis of spanner 5, by boosting-rod 8 band wrench 5
Rotate with operating valve lever 10, reduce the power needed for operated by personnel's valve rod 10, reduce the labor intensity of staff.
As in figure 2 it is shown, in embodiments of the present invention, this anti-theft device also includes at least two Double-ended nut 61 and at least two
Individual trip bolt 62, at least two Double-ended nut 61 and at least two trip bolt 62 form fastening assembly 6；
Sheath 1 is provided with at least two connecting hole 13 (seeing Fig. 3), each connecting hole 13 at least two connecting hole 13
It is shoulder hole, and each shoulder hole fastens spiral shell with a Double-ended nut 61 at least two Double-ended nut 61 and at least two
A trip bolt 62 in nail 62 is corresponding, and the axis of each connecting hole 13 is all parallel with the axis of sheath 1；
Each Double-ended nut 61 is fixing with valve body 20 to be connected；
Each trip bolt 62 connects with fixing with corresponding Double-ended nut 61 in stretching into corresponding connecting hole 13
Connecing, each trip bolt 62 is limited by the step formed in connecting hole 13 away from one end of corresponding Double-ended nut 61
Position.
In embodiments of the present invention, it is connected by one end of each Double-ended nut 61 is fixing with valve body 20, each fastening spiral shell
Nail 62 stretches into interior and with corresponding Double-ended nut 61 the other end of corresponding connecting hole 13 and fixes, and each fastening spiral shell
Nail 62 carries out spacing by the step formed in corresponding connecting hole 13, it is ensured that the stability that sheath 1 is connected with valve body 20,
And owing to Double-ended nut 61 and trip bolt 62 are respectively positioned in sheath 1, it is to avoid outside the link position of sheath 1 and valve body 20 is exposed to
Face, increases other people violence and takes off the difficulty of sheath 1, improve the safety of valve.
As in figure 2 it is shown, in embodiments of the present invention, anti-theft device includes at least two gland open portion 7, at least two pressure
Lid open portion 7 and at least two connecting hole 13 one_to_one corresponding, each gland open portion 7 at least two gland open portion 7 sets
Put in corresponding connecting hole 13.
In embodiments of the present invention, by arranging gland open portion 7 in each connecting hole 13, when lockset releases gland
During the lock-out state of locking bar 22, gland 2 is promoted to leave sheath 1 by gland open portion 7, so that valve rod 10 is exposed by sheath 1,
Convenient to operate, and owing to gland open portion 7 is arranged in connecting hole 13, it is to avoid override interrupt, reduces difficulty of processing, reduces processing
Operation, and avoid the hole of processing on sheath 1 too much to affect the intensity of sheath 1.
As in figure 2 it is shown, in embodiments of the present invention, each gland open portion 7 includes push rod 71 and spring 72；
The middle part of push rod 71 is provided with outer lug boss, and push rod 71 is arranged in the connecting hole 13 corresponding with gland open portion 7, spring
72 are enclosed within push rod 71 outside, and one end of spring 72 withstands on the fastening spiral shell in the connecting hole 13 corresponding with each gland open portion 7
On nail 62, the other end withstands in outer lug boss；
Locking anti-theft state, spring 72 is compressed；
When lockset releases the lock-out state to gland 2, spring 72 release elongation, the other end of push rod 71 is by connecting hole 13
Stretch out to promote gland body 21 to leave sheath 1.
In embodiments of the present invention, when lockset releases the lock-out state to gland locking bar 22, gland 2 is applied to push rod 71
On active force disappear, the effect force pushing mandril 71 that spring 72 acts on push rod 71 is moved out by connecting hole 13, thus
Gland 2 is promoted to leave sheath 1, it is simple to operation.When gland locking bar 22 is locked in gland locking bar installing hole 12 by lockset, gland
2 pairs of push rods 71 produce pressure, promote push rod 71 move in connecting hole 13, and spring 72 is by outside on trip bolt 62 and push rod 71
Boss compresses and stores elastic force potential energy.
Wherein it is preferred to, gland body 21 is provided with positioning key (not shown) towards one end of sheath 1, and sheath 1 sets
There are locating slot (not shown) corresponding with this positioning key, when being covered on sheath 1 by gland body 21, positioning key and location
Groove closely cooperates, it is simple to assembling gland 2.Wherein, the mating reaction power between positioning key and locating slot is less than in gland open portion 7
The elastic force of spring 72.
As in figure 2 it is shown, in embodiments of the present invention, it is preferable that gland open portion 7 also includes locating ring 73, and gland is installed
The bottom of groove 11 is provided with locating ring mounting groove, and locating ring 73 is arranged in locating ring mounting groove, and the lateral wall of locating ring 73 with
The medial wall laminating of locating ring 73 mounting groove, push rod 71 passes by locating ring 73 away from one end of spring 72.
Being arranged in locating ring mounting groove by locating ring 73, push rod 71 is worn by locating ring 73 away from one end of spring 72
Cross, thus ensure that push rod 71 moves along the direction being perpendicular to gland body 21, prevent from push rod 71 motor process is stuck and
Gland 2 cannot be ejected.
Wherein it is preferred to, the quantity of Double-ended nut 61, trip bolt 62, connecting hole 13 and gland open portion 7 is two
Individual, the axisymmetrical of two relative sheaths 1 of connecting hole 13 is arranged, it is ensured that structural stability, and avoids the hole mistake of processing on sheath 1
Many and affect the intensity of sheath 1.
As it is shown in figure 1, in embodiments of the present invention, lock body 3 includes lock cylinder 31, locked groove 32, lock core 33, at least one ball
34, locking bar 35 and lock spring 36；
Lockset installing hole and the axis decussation of gland locking bar installing hole 12, lock cylinder 31 and locked groove 32 are separately fixed at lock
In tool installing hole, and lock cylinder 31 and locked groove 32 lay respectively at the both sides of locking bar 35 installing hole；
The inwall of lock cylinder 31 is provided with at least one ball 34 tracks, and lock core 33 is arranged in lock cylinder 31, and at least one
Individual ball 34 is arranged between lock core 33 and lock cylinder 31, and the corresponding ball 34 of each ball 34 at least one ball 34 is transported
Dynamic track, lock core 33 by each ball 34 at corresponding ball moving move in tracks relative lock cylinder 31 move；
One end of locking bar 35 is fixing with lock core 33 to be connected, and the other end of locking bar 35 is provided with locking boss 351, and locking bar 35 is arranged
One end of locking boss 351 is stretched out by lock cylinder 31；
Lock spring 36 is enclosed within the outside of locking bar 35, and lock spring 36 is between lock core 33 and lock cylinder 31；
The side of the axis of locked groove 32 is provided with locking closure 321, and locking closure 321 is for carrying out spacing to locking boss 351；
Gland locking bar 22 is provided with through hole 221 away from one end of gland body 21, and through hole 221 is for through locking bar 35, locking
Anti-theft state, locking bar 35 is fitted through through hole 221, locking boss 351 with locking closure 321.
In embodiments of the present invention, when staff uses key to open lock body 3, staff by key by lock cylinder 31
Inserting lock core 33 internal, rotate key, key band movable lock core 33 rotates, and lock core 33 drives locking bar 35 to rotate, and locking bar 35 rotates
During its locking boss 351 turn to deviate from the side arranging locking closure 321 on locked groove 32 so that locking closure 321 to locking boss
The active force of 351 disappears, and lock core 33 moves along the axial of lock cylinder 31 to the direction away from locked groove 32 under the active force of spring 72,
Lock core 33 drives locking bar 35 to move to the direction away from locked groove 32, until locking bar 35 is by de-in the through hole 221 on gland locking bar 22
When going out, the lockset lock-out state to gland locking bar 22 can be released, gland 2 under the effect of gland open portion 7 to away from sheath 1
Direction motion, thus open gland 2, so that valve rod 10 exposes from sheath 1.When gland locking bar 22 is locked in gland by needs
Time in locking bar installing hole 12, staff pushes down gland body 21 on the other hand, and it is internal that another hands inserts a key into lock core 33, forward
Pushing lock cylinder 33 rotates key after in locked groove, and lock core 33 drives locking bar 35 to rotate so that locking boss 351 and pasting with locking closure 321
Close, it is achieved locking, it is ensured that the safety of valve.
In embodiments of the present invention, lock cylinder 31, lock core 33, ball 34 and key can use the lock of mechanical lock on the market
Cylinder, lock core, ball and key, when using the key matched with lock core 33 to insert lock core 33 inside, can make lock core 33 drive
The ball 34 predetermined trajectory in lock cylinder 31 moves, and when the key used mismatches with lock core 33, inserts a key into lock core 33
Cannot moving by band movable lock core 33 in inside, i.e. cannot open lock body.
As it is shown in figure 1, in embodiments of the present invention, anti-theft device includes at least two set locksets, and gland 2 includes at least two
Gland locking bar 22, at least two set locksets and at least two gland locking bar 22 one_to_one corresponding.
Being locked on sheath 1 by gland 2 by least two set locksets, theftproof performance is more preferable.Wherein it is preferred to, at least two
The key that locksets different in set lockset uses is different.
It is highly preferred that this anti-theft device includes that two set locksets, two set locksets are arranged relative to the axisymmetrical of sheath 1, it is ensured that
The stability of structure.
Embodiment two
See Fig. 1, and combine Fig. 2 and Fig. 3 and illustrate, embodiments provide a kind of angular travel valve, this angle
Motion valve includes valve body 20, spool and valve rod 10, also includes the anti-theft device described in embodiment one, and this anti-theft device is fixed
On valve body 20.
The present invention is connected by sheath 1 is fixing with the valve body 20 of angular travel valve, and the valve rod 10 of angular travel valve stretches into and protects
Set 1 is internal, is fixed on sheath 1 by gland 2 by lockset, thus is closed by the valve rod 10 of angular travel valve, it is to avoid he
People's valve rod 10 by operated by handwheel angular travel valve, thus prevent other people from stealing oil or natural gas by angular travel valve.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. an anti-theft device, is arranged on angular travel valve, it is characterised in that described anti-theft device includes: sheath, gland,
Lockset and gland open portion；
Described sheath is cylindrical drum, and described sheath is fixing with the valve body of described angular travel valve to be connected, and described angular travel valve
Valve rod stretch into inside described sheath, described sheath is provided with gland mounting groove, the side of described sheath away from one end of described valve body
It is axially arranged with gland locking bar installing hole along it on wall, is radially provided with lockset installing hole, described gland locking bar installing hole and institute
State the connection of lockset installing hole；
It is interior to cover described sheath that described gland is used for being arranged on described gland mounting groove, and described gland includes gland body and pressure
Cover lock bar, the thickness of described gland body is less than or equal to the degree of depth of described gland mounting groove, described gland locking bar and described pressure
Lid body is fixing to be connected, and described gland locking bar is perpendicular to described gland body；
Described lockset includes lock body and for opening the key of described lock body, and described lock body is arranged in described lockset installing hole,
For locking described gland locking bar；
Described gland open portion is arranged between described sheath and described gland, and described gland open portion is in described lockset solution
Described gland is promoted to leave described sheath when removing the locking to described gland locking bar；
Locking anti-theft state, described gland body cap at described sheath away from one end of described valve body, and described gland body
The medial wall laminating of lateral wall and described gland mounting groove, described gland locking bar stretches in described gland locking bar installing hole, described
Described gland locking bar is locked by lock body.
Anti-theft device the most according to claim 1, it is characterised in that described anti-theft device also includes union joint and spanner,
One end of described union joint is fixing with described valve rod to be connected, and the cross-sectional profiles of the other end of described union joint is the most irregular
Shape, one end of described spanner is provided with union joint installing hole, and the shape of described union joint installing hole is joined therewith with described union joint
The outer contour shape of one end closed matches, and the outer contour shape of the cross section of one end that described spanner coordinates with described union joint
For circle；
When needing to operate valve, described spanner is enclosed within outside described union joint, and the lateral wall of described spanner is interior with described sheath
Sidewall is fitted.
Anti-theft device the most according to claim 1, it is characterised in that described anti-theft device also includes at least two double end spiral shell
Mother and at least two trip bolt；
Described sheath is provided with at least two connecting hole, and each connecting hole in described at least two connecting hole is shoulder hole,
And described each shoulder hole and a Double-ended nut in described at least two Double-ended nut and described at least two trip bolt
In a trip bolt correspondence, the axis of described each connecting hole is all parallel with the axis of described sheath；
Described each Double-ended nut is fixing with described valve body to be connected；
Described each trip bolt connects with fixing with corresponding Double-ended nut in stretching into corresponding connecting hole, described
Each trip bolt carries out spacing away from one end of corresponding Double-ended nut by the step formed in described connecting hole.
Anti-theft device the most according to claim 3, it is characterised in that described anti-theft device includes that at least two gland is opened
Portion, described at least two gland open portion and described at least two connecting hole one_to_one corresponding, described at least two gland open portion
In each gland open portion be arranged in corresponding connecting hole.
Anti-theft device the most according to claim 4, it is characterised in that described each gland open portion includes push rod and bullet
Spring；
The middle part of described push rod is provided with outer lug boss, and described push rod is arranged in the connecting hole corresponding with described gland open portion, institute
State spring housing outside described push rod, and one end of described spring withstands in the connecting hole corresponding with described each gland open portion
Trip bolt on, the other end withstands in described outer lug boss；
Locking anti-theft state, described spring is compressed；
When described lockset releases the lock-out state to described gland, the release elongation of described spring, the other end of described push rod is by institute
State and connecting hole stretches out promote described gland body to leave described sheath.
Anti-theft device the most according to claim 5, it is characterised in that described gland open portion also includes locating ring, described
The bottom of gland mounting groove is provided with locating ring mounting groove, and described locating ring is arranged in described locating ring mounting groove, and described fixed
The medial wall laminating of lateral wall and the described locating ring mounting groove of position ring, described push rod away from one end of described spring by described fixed
Position ring passes.
Anti-theft device the most according to claim 1, it is characterised in that described lock body includes lock cylinder, locked groove, lock core, at least
One ball, locking bar and lock spring；
Described lockset installing hole and the axis decussation of described gland locking bar installing hole, described lock cylinder and described locked groove are solid respectively
It is scheduled in described lockset installing hole, and described lock cylinder and described locked groove lay respectively at the both sides of described locking bar installing hole；
The inwall of described lock cylinder is provided with at least one ball moving track, and described lock core is arranged in described lock cylinder, described extremely
A few ball is arranged between described lock core and described lock cylinder, the corresponding rolling of each ball at least one ball described
Pearl tracks, described lock core by described each ball at corresponding ball moving move in tracks the most described lock
Cylinder motion；
One end of described locking bar is fixing with described lock core to be connected, and the other end of described locking bar is provided with locking boss, and described locking bar sets
The one end putting described locking boss is stretched out by described lock cylinder；
Described lock spring housing is in the outside of described locking bar, and described lock spring is between described lock core and described lock cylinder；
The side of the axis of described locked groove is provided with locking closure, and described locking closure is for carrying out spacing to described locking boss；
Described gland locking bar is provided with through hole away from one end of described gland body, and described through hole is for through described locking bar, locking
Anti-theft state, described locking bar passes described through hole, and described locking boss is fitted with described locking closure.
Anti-theft device the most according to claim 1, it is characterised in that described anti-theft device includes at least two set locksets, institute
State gland and include at least two gland locking bars, described at least two set locksets and described at least two gland locking bar one_to_one corresponding.
Anti-theft device the most according to claim 8, it is characterised in that described anti-theft device includes two set locksets, described two
The axisymmetrical of the set the most described sheath of lockset is arranged.
10. an angular travel valve, described angular travel valve includes valve body, spool and valve rod, it is characterised in that described angle stroke
Valve also includes the anti-theft device as described in claim 1-9 any one claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610597136.4A CN106090415B (en) | 2016-07-26 | 2016-07-26 | A kind of anti-theft device and angular travel valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610597136.4A CN106090415B (en) | 2016-07-26 | 2016-07-26 | A kind of anti-theft device and angular travel valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106090415A true CN106090415A (en) | 2016-11-09 |
| CN106090415B CN106090415B (en) | 2018-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610597136.4A Active CN106090415B (en) | 2016-07-26 | 2016-07-26 | A kind of anti-theft device and angular travel valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106090415B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737233A (en) * | 2019-01-31 | 2019-05-10 | 长园共创电力安全技术股份有限公司 | The valve lockset for having status detection function |
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| CN2601338Y (en) * | 2003-01-24 | 2004-01-28 | 张良亭 | Antitheft device of valve |
| US20140131607A1 (en) * | 2012-10-12 | 2014-05-15 | Sed Flow Control Gmbh | Rising hand valve with stroke limiter |
| CN203703155U (en) * | 2014-02-21 | 2014-07-09 | 四川省内江巨星水暖气五金器材厂 | Multifunctional anti-theft stop valve |
| CN203730905U (en) * | 2014-01-26 | 2014-07-23 | 郑州市兆龙阀门有限公司 | Mechanical anti-theft brake valve |
| CN104481242A (en) * | 2014-11-17 | 2015-04-01 | 余虹仪 | Electromechanical hybrid lock-up anti-theft alarming lock |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2601338Y (en) * | 2003-01-24 | 2004-01-28 | 张良亭 | Antitheft device of valve |
| US20140131607A1 (en) * | 2012-10-12 | 2014-05-15 | Sed Flow Control Gmbh | Rising hand valve with stroke limiter |
| CN203730905U (en) * | 2014-01-26 | 2014-07-23 | 郑州市兆龙阀门有限公司 | Mechanical anti-theft brake valve |
| CN203703155U (en) * | 2014-02-21 | 2014-07-09 | 四川省内江巨星水暖气五金器材厂 | Multifunctional anti-theft stop valve |
| CN104481242A (en) * | 2014-11-17 | 2015-04-01 | 余虹仪 | Electromechanical hybrid lock-up anti-theft alarming lock |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737233A (en) * | 2019-01-31 | 2019-05-10 | 长园共创电力安全技术股份有限公司 | The valve lockset for having status detection function |
| CN109737233B (en) * | 2019-01-31 | 2020-11-13 | 长园共创电力安全技术股份有限公司 | Valve lock with state detection function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106090415B (en) | 2018-07-13 |
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