CN204267850U - A kind of valve anti-disassembling device and valve - Google Patents
A kind of valve anti-disassembling device and valve Download PDFInfo
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- CN204267850U CN204267850U CN201420384081.5U CN201420384081U CN204267850U CN 204267850 U CN204267850 U CN 204267850U CN 201420384081 U CN201420384081 U CN 201420384081U CN 204267850 U CN204267850 U CN 204267850U
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Abstract
A kind of valve anti-disassembling device and valve, device comprises rigidity cylinder, one is ferromagnetism or metamagnetism part stiffening ring A, B, position-limit mechanism, limit structure one, two; Cylinder is nonferromagnetic and non-metamagnetism part, and its upper end is the threaded end be connected with valve, and ring A, B are slidably arranged in cylinder through hole, and it is spacing to ring A, B that limit structure one, two is arranged on through hole upper and lower end; Position-limit mechanism is arranged radially in the middle part of cylinder, and its setting position and through hole arrange limit structure one, two spacing when ensureing that ring A, B is split two ends in cylinder through hole, and position-limit mechanism bounding means tail end can enter in ring A, B sliding area.Valve comprises valve body and said apparatus, and valve body comprises the outlet end of entrance point and connecting container, and outlet end comprises and is communicated with valve body channel and the internal thread be connected with device threaded end, and two thread rotary orientations are contrary.Utility model works is safe and reliable, good confidentiality, also can amount discharge container raffinate to greatest extent.
Description
Technical field
The utility model relates to a kind of anti-disassembling device of valve, also relates to the valve using this device.
Background technique
Valve Anti-dismantling relates to the use device of valve, the safety problem of system, is always paid much attention to.The patent No. be 201220338260.6 Chinese patent disclose one " Anti-dismantling pressure meter valve "; this Anti-dismantling pressure meter valve by arranging the protection overcoat of a protection pressure gage valve Anti-dismantling outside the gauge stand of pressure gage valve; pressure gage valve could can only be dismantled by special tool, avoid use the system of pressure gage valve because of pressure gage valve the generation of safety problem that causes by arbitrarily or intentional dismounting.
There is following defect in above-mentioned Anti-dismantling valve:
First, the anti-dismounting structure of this Anti-dismantling valve requires that valve mechanism is tubular structure, and the valve for anisotropic approach is difficult to adopt this anti-dismounting structure.
Its two, this anti-dismounting structure exposes, and its Anti-dismantling principle is easily cracked, and cracks rear tool special for dismounting easily manufactured, thus makes Anti-dismantling valve lose anti-disassembling function.
Model utility content
One of the technical problems to be solved in the utility model is, provides a kind of valve anti-disassembling device, overcomes the defect that existing valve anti-disassembling device is easily cracked, and improves the Security of valve Anti-dismantling.
Two of the technical problems to be solved in the utility model is, provides a kind of valve, uses above-mentioned valve anti-disassembling device, overcomes the defect that existing valve anti-disassembling device is easily cracked, and improves the Security of valve Anti-dismantling.
The utility model solves the technological scheme that one of its technical problem adopts: construct a kind of valve anti-disassembling device, it is characterized in that, comprising:
Rigidity cylinder, it comprise be connected with the container connecting end of valve threaded end, with the valve installation port inner diameter of container by the outer surface of adaptation and the through hole that axially arranges along it, this cylinder is nonferromagnetic part and non-metamagnetism part;
Stiffening ring A and stiffening ring B, the external diameter of this ring A, ring B and the through hole internal diameter of described cylinder slide adaptation, this ring A, ring B only one be ferromagnetism part or metamagnetism part;
Position-limit mechanism, it comprises the mounting hole be arranged radially in the middle part of described cylinder and the limit assembly be arranged in this mounting hole, this limit assembly comprise headed and afterbody rigid limit part, keep this bounding means to be in stretching out elastic component outside described mounting hole and position structure, the head of this bounding means comprises inclined-plane or conical surface or arc shaped surface; When this position-limit mechanism is in restraining position, the inclined-plane of this bounding means head or conical surface or arc shaped surface are in and can coordinate with the valve installation port medial extremity of container the position driving bounding means to axis direction movement, the end of this bounding means afterbody is in outside the sliding area of described ring A and ring B, this position-limit mechanism be in remove spacing position time, the end of this bounding means afterbody enters within the sliding area of described ring A and ring B; Described position structure keeps this bounding means to be in restraining position;
Limit structure one, is arranged on described through hole upper end, limits described ring A and ring B and skids off described through hole;
Limit structure two, is arranged on described through hole lower end, limits described ring A and ring B and skids off described through hole;
The setting position of described position-limit mechanism on described cylinder and the described through hole distance arranged between described limit structure one, limit structure two ensures described ring A, ring B is split two ends in the through hole of described cylinder time, the end of the bounding means afterbody of this position-limit mechanism can enter within the sliding area of described ring A and ring B.
In a kind of valve anti-disassembling device of the present utility model, described limit structure one adopts following structure:
This limit structure one is the step hole that described through hole is arranged on upper end, and the aperture of this step hole is less than the external diameter of described through hole for described ring A, the aperture of ring B glissile segment and the described ring of described this step hole of vicinity;
Or this limit structure one is the draw-in groove one be arranged in described through hole upper end and the elastic collar one be arranged in this draw-in groove one, the described ring of inner ring size restrictions this elastic collar one contiguous of this elastic collar one passes through.
In a kind of valve anti-disassembling device of the present utility model, described limit structure two adopts following structure:
This limit structure two is the hole be arranged radially in the described cylinder wall of described through hole lower end and the position limit pin be arranged in this hole, and this position limit pin stretches in described through hole the described ring limiting this position limit pin contiguous to be passed through;
Or this limit structure two is the draw-in groove two be arranged in described through hole lower end and the elastic collar two be arranged in this draw-in groove two, the described ring of inner ring size restrictions this elastic collar two contiguous of this elastic collar two passes through.
In a kind of valve anti-disassembling device of the present utility model, comprise the outage being arranged radially in and described cylinder wall being communicated with outside described through hole and cylinder wall, this outage is positioned at described cylinder and stretches into the valve installation port section of container and this valve installation port contiguous; Described through hole comprises along described cylinder axis to the through groove being arranged on its hole wall, and one of this groove is by described outage.
In a kind of valve anti-disassembling device of the present utility model, comprise the conduit slot described cylinder lower end being set vertically and being communicated with described through hole.
In a kind of valve anti-disassembling device of the present utility model, the limit assembly of described position-limit mechanism comprises the guide sleeve be arranged in described mounting hole, described bounding means comprises the taper shape of separate motion or spherical head and pin-shaped afterbody, this pin-shaped afterbody comprises boss head and cylindricality afterbody, the taper shape of this bounding means or spherical head and this guide sleeve endoporus slide adaptation, and this guide sleeve comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the limited ring being arranged on this guide sleeve front end, and the aperture of this limited ring is less than the taper shape of this bounding means or the maximum outside diameter of spherical head; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of the boss head fits of described guide sleeve and described pin-shaped afterbody or elastic ring; Described taper shape or spherical head are positioned at boss head one end of described pin-shaped afterbody;
Or the limit assembly of described position-limit mechanism comprises the guide sleeve be arranged in described mounting hole, described bounding means comprises the taper shape or spherical head and pin-shaped afterbody that connect as one, the taper shape of this bounding means or spherical head and this guide sleeve endoporus slide adaptation, and this guide sleeve comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the limited ring being arranged on this guide sleeve front end, and the aperture of this limited ring is less than the taper shape of this bounding means or the maximum outside diameter of spherical head; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described guide sleeve and bounding means head fits or elastic ring;
Or the limit assembly of described position-limit mechanism comprises the described bounding means be arranged in described mounting hole, this bounding means comprises the taper shape or spherical head and pin-shaped afterbody that connect as one, the taper shape of this bounding means or spherical head and this mounting hole slide adaptation, and this mounting hole comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the limited ring being arranged on this mounting hole front end, and the aperture of this limited ring is less than the taper shape of this bounding means or the maximum outside diameter of spherical head; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described mounting hole and bounding means head fits or elastic ring;
Or the limit assembly of described position-limit mechanism comprises the guide sleeve be arranged in described mounting hole, described bounding means comprises the taper shape or spherical head and pin-shaped afterbody that are threaded and are integrated, the taper shape of this bounding means or spherical head and this guide sleeve endoporus slide adaptation, and this guide sleeve rear end comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the lug bosses at end part being arranged on described pin-shaped afterbody, and the external diameter of this lug bosses at end part is greater than the internal diameter of the rear stomidium of this guide sleeve; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described guide sleeve and bounding means head fits or elastic ring;
Described position-limit mechanism quantity is two or three, and described cylinder is uniformly distributed along the circumference.
The utility model solves the technological scheme that its technical problem two adopts: construct a kind of valve, comprise valve body, this valve body comprises the outlet end of entrance point and connecting container; It is characterized in that, this valve also comprises valve anti-disassembling device as claimed in claim 1, this valve body outlet end comprises and is communicated with valve body channel and the internal thread be connected with the cylinder threaded end of this valve anti-disassembling device, and the external thread rotary of this internal thread and this valve body outlet end is to contrary.
In a kind of valve of the present utility model, described limit structure one adopts following structure:
This limit structure one is the step hole that described through hole is arranged on upper end, and the aperture of this step hole is less than the external diameter of described through hole for described ring A, the aperture of ring B glissile segment and the described ring of described this step hole of vicinity;
Or this limit structure one is the draw-in groove one be arranged in described through hole upper end and the elastic collar one be arranged in this draw-in groove one, the described ring of inner ring size restrictions this elastic collar one contiguous of this elastic collar one passes through.
In a kind of valve of the present utility model, described limit structure two adopts following structure:
This limit structure two is the hole be arranged radially in the described cylinder wall of described through hole lower end and the position limit pin be arranged in this hole, and this position limit pin stretches in described through hole the described ring limiting this position limit pin contiguous to be passed through;
Or this limit structure two is the draw-in groove two be arranged in described through hole lower end and the elastic collar two be arranged in this draw-in groove two, the described ring of inner ring size restrictions this elastic collar two contiguous of this elastic collar two passes through.
In a kind of valve of the present utility model, the limit assembly of described position-limit mechanism comprises the guide sleeve be arranged in described mounting hole, described bounding means comprises the taper shape or spherical head and pin-shaped afterbody that connect as one, the taper shape of this bounding means or spherical head and this guide sleeve endoporus slide adaptation, and this guide sleeve comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the limited ring being arranged on this guide sleeve front end, and the aperture of this limited ring is less than the taper shape of this bounding means or the maximum outside diameter of spherical head; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described guide sleeve and bounding means head fits or elastic ring;
Or the limit assembly of described position-limit mechanism comprises the described bounding means be arranged in described mounting hole, this bounding means comprises the taper shape or spherical head and pin-shaped afterbody that connect as one, the taper shape of this bounding means or spherical head and this mounting hole slide adaptation, and this mounting hole comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the limited ring being arranged on this mounting hole front end, and the aperture of this limited ring is less than the taper shape of this bounding means or the maximum outside diameter of spherical head; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described mounting hole and bounding means head fits or elastic ring;
Or the limit assembly of described position-limit mechanism comprises the guide sleeve be arranged in described mounting hole, described bounding means comprises the taper shape or spherical head and pin-shaped afterbody that are threaded and are integrated, the taper shape of this bounding means or spherical head and this guide sleeve endoporus slide adaptation, and this guide sleeve rear end comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the lug bosses at end part being arranged on described pin-shaped afterbody, and the convex external diameter in this end is greater than the internal diameter of the rear stomidium of this guide sleeve; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described guide sleeve and bounding means head fits or elastic ring;
Described position-limit mechanism quantity is two or three, and described cylinder is uniformly distributed along the circumference.
Implement a kind of valve anti-disassembling device of the present utility model and valve, compared with the prior art, its beneficial effect is:
1., by arranging stiffening ring A, the ring B that only one is ferromagnetism part in the cylinder through hole of valve anti-disassembling device, make dismounting valve can only be separated this two pieces ring A, ring B by magnetic field, the compression of the bounding means of position-limit mechanism returned, Security is high;
2. be hidden in container when valve anti-disassembling device uses, be difficult to find, confidentiality is high, adds the difficulty of decoding;
3. valve is contrary with the externally threaded rotation direction of valve with the connecting end screw thread of valve anti-disassembling device, and valve body and valve anti-disassembling device structure can be avoided to be separated when dismantling valve body, and reliability is high;
4. liquid port is set, the raffinate in steel cylinder can be discharged to greatest extent, solve the difficult problem that steel cylinder raffinate is difficult to discharge.
Accompanying drawing explanation
Fig. 1 is the sectional view of a kind of embodiment of the utility model valve anti-disassembling device.
Fig. 2 is the sectional view of a kind of mode of execution of limit stoper in the utility model valve anti-disassembling device.
Fig. 3 is the sectional view of the another kind of mode of execution of limit stoper in the utility model valve anti-disassembling device.
Fig. 4 is the sectional view of the spacing state of limit stoper in the utility model valve anti-disassembling device.
Fig. 5 is the sectional view removing spacing state in the utility model valve anti-disassembling device.
Fig. 6 is the sectional view of a kind of embodiment of valve of the present utility model.
Fig. 7 is the partial sectional view of valve installation of the present utility model on steel cylinder.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1, a kind of valve anti-disassembling device 100 of the present utility model comprises the cylinder 110 of rigidity, stiffening ring 120 and stiffening ring 140, position-limit mechanism 130, limit structure 1 and limit structure 2 150.Wherein:
Cylinder 110 comprise be connected with the container connecting end of valve threaded end 111, (" by adaptation " refers to that the valve installation port of container allows that cylinder 110 passes through by adaptive with the valve installation port inner diameter of container, but the overall dimensions of the internal diameter of the valve installation port of container and the outer surface of cylinder 110 is more or less the same, such as, can the internal diameter maximum diameter 0.5 ~ 3 millimeter being greater than the outer surface of cylinder 110 etc. of valve installation port of extracting container) outer surface and the through hole 113 that axially arranges along it.Wherein, cylinder 110 adopts nonferromagnetic part and non-metamagnetism part (namely adopting the structural member that the material beyond ferromagnetic substance and metamagnetism material makes).
The external diameter of ring 120 and ring 140 and through hole 113 internal diameter of cylinder 110 slide, and (" adaptation of sliding " is that finger ring 120 and ring 140 can slide in through hole 113 to adaptation, but the external diameter of the internal diameter of through hole 113 and ring 120, ring 140 is more or less the same, such as, the internal diameter can getting through hole 113 is greater than the external diameter 0.25 ~ 3 millimeter etc. of ring 120, ring 140).In ring 120, ring 140 only one be ferromagnetism part or metamagnetism part (namely adopting the structural member that ferromagnetic substance or metamagnetism material make).
Position-limit mechanism 130 comprises the limit assembly being arranged radially in mounting hole in the middle part of cylinder 110 and being arranged in this mounting hole, limit assembly comprise band rigid head portion 131 and afterbody 135 bounding means (adopting rigid construction to meet the requirement of bearing pressure), keep this bounding means to be in stretching out elastic component outside mounting hole and position structure.
The head of bounding means adopts arc shaped surface structure (in other embodiments, the head of bounding means can adopt inclined-plane or part pyramid like configuration), drive bounding means to move to axis direction when coordinating with the valve installation port medial extremity of the head surface with container that meet bounding means.When bounding means head adopts ramp structure, bounding means is mated should to arrange between part (guide sleeve described as follows or mounting hole etc.) passs on limit structure, ensures that bounding means guide moves, can not rotate.
Position-limit mechanism 130 is in restraining position (the i.e. working position that is disassembled of position-limit mechanism 130 limiter valve, now the head 131 of bounding means is in restraining position, afterbody 135 is in by the spacing position of ring 120) time, the arc shaped surface of the head 131 of bounding means is in and can coordinates with the valve installation port medial extremity of container the position driving bounding means to axis direction movement, outside the sliding area that the end of the afterbody 135 of bounding means is in ring 120 and ring 140, (namely the end of bounding means afterbody 135 and ring 120 and ring 140 do not interfere with each other, as shown in Figure 4).Position-limit mechanism 130 be in remove spacing position time, within the sliding area that the end of this bounding means afterbody 135 enters ring A and ring B, (now ring A and ring B is separated from each other, and slot milling stretches into for bounding means afterbody 135, as shown in Figure 5).
Position structure keeps bounding means to be in restraining position.
Position-limit mechanism 130 can adopt and include but not limited to following concrete structure:
1, the limit assembly of position-limit mechanism comprises the guide sleeve in the mounting hole being arranged on cylinder 110, bounding means comprises the spherical head (or conical head) (can see Fig. 2) of separate motion and pin-shaped afterbody, and pin-shaped afterbody comprises boss head and cylindricality afterbody.Spherical (or conical) head and this guide sleeve endoporus of bounding means slide adaptation, the hole that the pin-shaped afterbody that guide sleeve comprises this bounding means of confession stretches out.The position structure of limit assembly comprises the limited ring being arranged on this guide sleeve front end, and the aperture of limited ring is less than the maximum outside diameter of the shape ball of this bounding means (or conical) head.The elastic component of position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of the boss head fits of guide sleeve and pin-shaped afterbody or elastic ring, spherical head (or conical head) is positioned at boss head one end of pin-shaped afterbody.
2, as shown in Figure 2, the limit assembly of position-limit mechanism comprises the guide sleeve 133 in the mounting hole being arranged on cylinder 110, bounding means comprises spherical head 131 (or the conical head connected as one, lower same) and pin-shaped afterbody 135, the spherical head 131 of bounding means and the endoporus of guide sleeve 133 slide adaptation, the hole that the pin-shaped afterbody 135 that guide sleeve 133 comprises confession bounding means stretches out.The position structure of limit assembly comprises the limited ring 132 being arranged on this guide sleeve 133 front end, and the aperture of this limited ring 132 is less than the maximum outside diameter of the spherical head of this bounding means.The elastic component 134 of position-limit mechanism for be sleeved on this bounding means pin-shaped afterbody 135 on and with the Compress Spring of guide sleeve 133 and bounding means head fits, in other embodiments, elastic component 134 also can use elastic ring (as rubber elasticity circle etc.) to replace.
3, the limit assembly of position-limit mechanism comprises the bounding means in the mounting hole being arranged on cylinder 110, this bounding means comprises spherical head 131 (or the conical head connected as one, lower same) and pin-shaped afterbody 135, spherical head 131 and the mounting hole of bounding means slide adaptation, the hole that the pin-shaped afterbody 135 that this mounting hole comprises this bounding means of confession stretches out.The position structure of limit assembly comprises the limited ring 132 being arranged on this mounting hole front end, and the aperture of this limited ring 132 is less than the maximum outside diameter of the spherical head of this bounding means.The elastic component of position-limit mechanism can adopt Compress Spring or elastic ring.
4, as shown in Figure 3, the limit assembly of position-limit mechanism comprises the guide sleeve 133a in the mounting hole being arranged on cylinder 110, bounding means comprises spherical head 131 (or the conical head being threaded and being integrated, lower same) and pin-shaped afterbody 135a, the spherical head 131 of this bounding means and the endoporus of this guide sleeve 133a slide adaptation, the hole that the pin-shaped afterbody 135a that this guide sleeve 133a rear end comprises this bounding means of confession stretches out.The position structure of limit assembly comprises the lug bosses at end part 136 being arranged on pin-shaped afterbody 135a, and the external diameter of this lug bosses at end part 136 is greater than the rear stomidium internal diameter of this guide sleeve 133a.The elastic component 134 of position-limit mechanism can adopt Compress Spring or elastic ring.
Above-mentioned position-limit mechanism adopts one can realize goal of the invention, adopt two, three or four and on cylinder 110 along the circumferential direction uniform better effects if.
Limit structure 1 is arranged on through hole 113 upper end, and limit collar 120 and ring 140 skid off through hole 113.Limit structure one can adopt and include but not limited to following structure:
1, as shown in Figure 1, limit structure 1 is the step hole of through hole 113 end disposed thereon, and the aperture of this step hole is less than the external diameter that through hole 113 supplies the ring of the aperture of ring 120, ring 140 glissile segment and this step hole contiguous (being ring 120 in way).
2, limit structure one is the draw-in groove one be arranged in through hole 113 upper end and the elastic collar one be arranged in this draw-in groove one, and the ring of inner ring size restrictions this elastic collar one contiguous of this elastic collar one passes through.
Limit structure 2 150 is arranged on through hole 113 lower end, and limit collar 120 and ring 140B skid off through hole 113.Limit structure two can adopt and include but not limited to following structure:
1, as shown in Figure 1, limit structure two is the hole be arranged radially on the wall of the cylinder 110 of through hole 113 lower end and the position limit pin be arranged in this hole, and the ring (being ring 140 in figure) that this position limit pin stretches into this position limit pin contiguous of restriction in through hole passes through.
2, limit structure two is the draw-in groove two be arranged in through hole 113 lower end and the elastic collar two be arranged in this draw-in groove two, and the ring of inner ring size restrictions this elastic collar two contiguous of this elastic collar two passes through.
When the setting position of above-mentioned position-limit mechanism on cylinder 110 and through hole 113 distance arranged between limit structure 1, limit structure 2 150 should ensure that ring 120, ring 140 are split two ends in the through hole 113 of cylinder 110, the end of this position-limit mechanism bounding means afterbody can enter within the sliding area of ring 120 and ring 140, to realize removing position-limit mechanism restriction, dismounting valve.
As shown in Figure 1, Figure 7 shows, after container 300 mounted valve, in order to realize the residual liquid in amount discharge container to greatest extent, valve anti-disassembling device arranges outage, this outage 112 is arranged radially on the wall of cylinder 110, be communicated with outside through hole 113 and cylinder wall, this outage 112 is positioned at valve installation port section also this valve installation port contiguous that cylinder 110 stretches into container.In other embodiments, outage 112 is not set, does not affect the realization of the basic goal of the invention of the utility model.
Conveniently discharge raffinate, at the hole wall of through hole 113 along the cylinder 110 axially through groove being arranged on this hole wall.Groove can arrange one or more, ensures that one of groove is by outage 112.Like this, the raffinate in quick amount discharge container can be ensured, prevent from being blocked by the residue in container simultaneously.
For the ease of installing conduit, the conduit slot 114 being communicated with through hole 113 is axially set at the lower end edge of cylinder 110.In other embodiments, conduit slot 114 is not set, does not affect the realization of the basic goal of the invention of the utility model.
As shown in Figure 6, Figure 7, valve of the present utility model comprises valve body 200 and above-mentioned valve anti-disassembling device 100.Valve body 200 comprises the outlet end of entrance point and connecting container 300, this valve body outlet end comprises and is communicated with valve body channel and the internal thread be connected with the cylinder threaded end 111 of this valve anti-disassembling device 100, this internal thread and valve body 200 outlet end with the external thread rotary that container 300 is connected to contrary.
Valve anti-disassembling device 100 is described above, does not repeat them here.
Claims (10)
1. a valve anti-disassembling device, is characterized in that, comprising:
Rigidity cylinder, it comprise be connected with the container connecting end of valve threaded end, with the valve installation port inner diameter of container by the outer surface of adaptation and the through hole that axially arranges along it, this cylinder is nonferromagnetic part and non-metamagnetism part;
Stiffening ring A and stiffening ring B, the external diameter of this ring A, ring B and the through hole internal diameter of described cylinder slide adaptation, this ring A, ring B only one be ferromagnetism part or metamagnetism part;
Position-limit mechanism, it comprises the mounting hole be arranged radially in the middle part of described cylinder and the limit assembly be arranged in this mounting hole, this limit assembly comprise headed and afterbody rigid limit part, keep this bounding means to be in stretching out elastic component outside described mounting hole and position structure, the head of this bounding means comprises inclined-plane or conical surface or arc shaped surface; When this position-limit mechanism is in restraining position, the inclined-plane of this bounding means head or conical surface or arc shaped surface are in and can coordinate with the valve installation port medial extremity of container the position driving bounding means to axis direction movement, the end of this bounding means afterbody is in outside the sliding area of described ring A and ring B, this position-limit mechanism be in remove spacing position time, the end of this bounding means afterbody enters within the sliding area of described ring A and ring B; Described position structure keeps this bounding means to be in restraining position;
Limit structure one, is arranged on described through hole upper end, limits described ring A and ring B and skids off described through hole;
Limit structure two, is arranged on described through hole lower end, limits described ring A and ring B and skids off described through hole;
The setting position of described position-limit mechanism on described cylinder and the described through hole distance arranged between described limit structure one, limit structure two ensures described ring A, ring B is split two ends in the through hole of described cylinder time, the end of the bounding means afterbody of this position-limit mechanism can enter within the sliding area of described ring A and ring B.
2. valve anti-disassembling device as claimed in claim 1, it is characterized in that, described limit structure one adopts following structure:
This limit structure one is the step hole that described through hole is arranged on upper end, and the aperture of this step hole is less than the external diameter that described through hole supplies the described ring of the aperture of described ring A, ring B glissile segment and this step hole contiguous;
Or this limit structure one is the draw-in groove one be arranged in described through hole upper end and the elastic collar one be arranged in this draw-in groove one, the described ring of inner ring size restrictions this elastic collar one contiguous of this elastic collar one passes through.
3. valve anti-disassembling device as claimed in claim 1, it is characterized in that, described limit structure two adopts following structure:
This limit structure two is the hole be arranged radially in the described cylinder wall of described through hole lower end and the position limit pin be arranged in this hole, and this position limit pin stretches in described through hole the described ring limiting this position limit pin contiguous to be passed through;
Or this limit structure two is the draw-in groove two be arranged in described through hole lower end and the elastic collar two be arranged in this draw-in groove two, the described ring of inner ring size restrictions this elastic collar two contiguous of this elastic collar two passes through.
4. valve anti-disassembling device as claimed in claim 1, it is characterized in that, comprise the outage being arranged radially in and described cylinder wall being communicated with outside described through hole and cylinder wall, this outage is positioned at described cylinder and stretches into the valve installation port section of container and this valve installation port contiguous; Described through hole comprises along described cylinder axis to the through groove being arranged on its hole wall, and one of this groove is by described outage.
5. valve anti-disassembling device as claimed in claim 1, is characterized in that, comprise the conduit slot arranging described cylinder lower end vertically and be communicated with described through hole.
6. the valve anti-disassembling device as described in one of claim 1 to 5, it is characterized in that, the limit assembly of described position-limit mechanism comprises the guide sleeve be arranged in described mounting hole, described bounding means comprises the taper shape of separate motion or spherical head and pin-shaped afterbody, this pin-shaped afterbody comprises boss head and cylindricality afterbody, the taper shape of this bounding means or spherical head and this guide sleeve endoporus slide adaptation, and this guide sleeve comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the limited ring being arranged on this guide sleeve front end, and the aperture of this limited ring is less than the taper shape of this bounding means or the maximum outside diameter of spherical head; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of the boss head fits of described guide sleeve and described pin-shaped afterbody or elastic ring; Described taper shape or spherical head are positioned at boss head one end of described pin-shaped afterbody;
Or the limit assembly of described position-limit mechanism comprises the guide sleeve be arranged in described mounting hole, described bounding means comprises the taper shape or spherical head and pin-shaped afterbody that connect as one, the taper shape of this bounding means or spherical head and this guide sleeve endoporus slide adaptation, and this guide sleeve comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the limited ring being arranged on this guide sleeve front end, and the aperture of this limited ring is less than the taper shape of this bounding means or the maximum outside diameter of spherical head; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described guide sleeve and bounding means head fits or elastic ring;
Or the limit assembly of described position-limit mechanism comprises the described bounding means be arranged in described mounting hole, this bounding means comprises the taper shape or spherical head and pin-shaped afterbody that connect as one, the taper shape of this bounding means or spherical head and this mounting hole slide adaptation, and this mounting hole comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the limited ring being arranged on this mounting hole front end, and the aperture of this limited ring is less than the taper shape of this bounding means or the maximum outside diameter of spherical head; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described mounting hole and bounding means head fits or elastic ring;
Or the limit assembly of described position-limit mechanism comprises the guide sleeve be arranged in described mounting hole, described bounding means comprises the taper shape or spherical head and pin-shaped afterbody that are threaded and are integrated, the taper shape of this bounding means or spherical head and this guide sleeve endoporus slide adaptation, and this guide sleeve rear end comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the lug bosses at end part being arranged on described pin-shaped afterbody, and the external diameter of this lug bosses at end part is greater than the internal diameter of the rear stomidium of this guide sleeve; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described guide sleeve and bounding means head fits or elastic ring;
Described position-limit mechanism quantity is two or three, and described cylinder is uniformly distributed along the circumference.
7. a valve, comprises valve body, and this valve body comprises the outlet end of entrance point and connecting container; It is characterized in that, this valve also comprises valve anti-disassembling device as claimed in claim 1, this valve body outlet end comprises and is communicated with valve body channel and the internal thread be connected with the cylinder threaded end of this valve anti-disassembling device, and the external thread rotary of this internal thread and this valve body outlet end is to contrary.
8. valve as claimed in claim 7, it is characterized in that, described limit structure one adopts following structure:
This limit structure one is the step hole that described through hole is arranged on upper end, and the aperture of this step hole is less than the external diameter that described through hole supplies the described ring of the aperture of described ring A, ring B glissile segment and this step hole contiguous;
Or this limit structure one is the draw-in groove one be arranged in described through hole upper end and the elastic collar one be arranged in this draw-in groove one, the described ring of inner ring size restrictions this elastic collar one contiguous of this elastic collar one passes through.
9. valve as claimed in claim 7, it is characterized in that, described limit structure two adopts following structure:
This limit structure two is the hole be arranged radially in the described cylinder wall of described through hole lower end and the position limit pin be arranged in this hole, and this position limit pin stretches in described through hole the described ring limiting this position limit pin contiguous to be passed through;
Or this limit structure two is the draw-in groove two be arranged in described through hole lower end and the elastic collar two be arranged in this draw-in groove two, the described ring of inner ring size restrictions this elastic collar two contiguous of this elastic collar two passes through.
10. the valve as described in one of claim 7 to 9, it is characterized in that, the limit assembly of described position-limit mechanism comprises the guide sleeve be arranged in described mounting hole, described bounding means comprises the taper shape or spherical head and pin-shaped afterbody that connect as one, the taper shape of this bounding means or spherical head and this guide sleeve endoporus slide adaptation, and this guide sleeve comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the limited ring being arranged on this guide sleeve front end, and the aperture of this limited ring is less than the taper shape of this bounding means or the maximum outside diameter of spherical head; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described guide sleeve and bounding means head fits or elastic ring;
Or the limit assembly of described position-limit mechanism comprises the described bounding means be arranged in described mounting hole, this bounding means comprises the taper shape or spherical head and pin-shaped afterbody that connect as one, the taper shape of this bounding means or spherical head and this mounting hole slide adaptation, and this mounting hole comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the limited ring being arranged on this mounting hole front end, and the aperture of this limited ring is less than the taper shape of this bounding means or the maximum outside diameter of spherical head; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described mounting hole and bounding means head fits or elastic ring;
Or the limit assembly of described position-limit mechanism comprises the guide sleeve be arranged in described mounting hole, described bounding means comprises the taper shape or spherical head and pin-shaped afterbody that are threaded and are integrated, the taper shape of this bounding means or spherical head and this guide sleeve endoporus slide adaptation, and this guide sleeve rear end comprises the hole that the pin-shaped afterbody for this bounding means stretches out; The position structure of described limit assembly comprises the lug bosses at end part being arranged on described pin-shaped afterbody, and the convex external diameter in this end is greater than the internal diameter of the rear stomidium of this guide sleeve; The elastic component of described position-limit mechanism be sleeved on this bounding means pin-shaped afterbody on and with the Compress Spring of described guide sleeve and bounding means head fits or elastic ring;
Described position-limit mechanism quantity is two or three, and described cylinder is uniformly distributed along the circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384081.5U CN204267850U (en) | 2014-07-11 | 2014-07-11 | A kind of valve anti-disassembling device and valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384081.5U CN204267850U (en) | 2014-07-11 | 2014-07-11 | A kind of valve anti-disassembling device and valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204267850U true CN204267850U (en) | 2015-04-15 |
Family
ID=52802719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420384081.5U Withdrawn - After Issue CN204267850U (en) | 2014-07-11 | 2014-07-11 | A kind of valve anti-disassembling device and valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204267850U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104075021A (en) * | 2014-07-11 | 2014-10-01 | 深圳市安博自控能源技术有限公司 | Valve anti-dismounting device and valve |
| CN108036192A (en) * | 2017-12-31 | 2018-05-15 | 浙江镔利科技有限公司 | A kind of anti-disassembling device for liquefied gas bottle intelligence overfill-limiting valve door |
| CN109269582A (en) * | 2018-11-02 | 2019-01-25 | 湖南常德牌水表制造有限公司 | A kind of preventing watermeter from being detached device |
-
2014
- 2014-07-11 CN CN201420384081.5U patent/CN204267850U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104075021A (en) * | 2014-07-11 | 2014-10-01 | 深圳市安博自控能源技术有限公司 | Valve anti-dismounting device and valve |
| CN104075021B (en) * | 2014-07-11 | 2016-04-20 | 深圳市安博自控能源技术有限公司 | A kind of valve anti-disassembling device and valve |
| CN108036192A (en) * | 2017-12-31 | 2018-05-15 | 浙江镔利科技有限公司 | A kind of anti-disassembling device for liquefied gas bottle intelligence overfill-limiting valve door |
| CN108036192B (en) * | 2017-12-31 | 2024-03-01 | 上海栎智半导体科技有限公司 | Anti-disassembly device for intelligent limit-charging valve of liquefied gas cylinder |
| CN109269582A (en) * | 2018-11-02 | 2019-01-25 | 湖南常德牌水表制造有限公司 | A kind of preventing watermeter from being detached device |
| CN109269582B (en) * | 2018-11-02 | 2024-01-26 | 湖南常德牌水表制造有限公司 | Anti-dismantling device for water meter |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150415 Effective date of abandoning: 20160420 |
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