CN206368975U - A kind of Anti-theft ball valve with key assembly - Google Patents
A kind of Anti-theft ball valve with key assembly Download PDFInfo
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- CN206368975U CN206368975U CN201620835643.2U CN201620835643U CN206368975U CN 206368975 U CN206368975 U CN 206368975U CN 201620835643 U CN201620835643 U CN 201620835643U CN 206368975 U CN206368975 U CN 206368975U
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- theft
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Abstract
The utility model discloses a kind of Anti-theft ball valve with key assembly, valve rod connects valve body, taper knob is located at valve stem top, anti-theft screw is connected through handle and with threaded stem, the outside dimension of pilferproof closure is more than the outside dimension of rotation nut segment, key bar is telescopically disposed through the inside of key body, and the lower inside of key body has chuck;Have in the inner chamber of chuck and be provided with the claw matched when closing up with the rotation nut segment of anti-theft screw below the pilferproof closure step groove matched with the pilferproof closure of anti-theft screw, pilferproof closure step groove;Anti-theft screw of the present utility model above rotation nut segment by setting external diameter to be more than the pilferproof closure of rotation nut section, common instrument can not be got at rotation nut segment, anti-theft screw can not be screwed out, the medium played in pipeline where good anti-theft function can effectively prevent ball valve is stolen.
Description
Technical field
The utility model is related to a kind of ball valve, in particular for a kind of Anti-theft ball valve with key assembly.
Background technology
Ball valve is mainly used to make the flow direction for cutting off, distributing and changing medium in pipeline, is widely used in oil refining
The industries such as system, long-distance transport pipes, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel, occupy very important in national economy
Status.Anti-theft ball valve adds theft-prevention structure on the basis of with traditional valve design feature and purposes, is particularly suitable for use in
Used on unserviced pipeline, the loss and mismanagement to prevent medium in pipeline damage loss.But it is antitheft at present
Ball valve anti-theft feature is not enough improved, it is necessary to continue to being improved to theft-prevention structure.
Patent CN204985813U discloses a kind of Anti-theft ball valve, and theft-prevention structure is:On handle be provided with counterbore, valve rod or
Bonnet is provided with corresponding screw hole, and handle is fixed with ball valve body by screw, handle is not rotated.It is heavy on handle
Hole aperture is slightly larger than screw upper surface, and this screw, which is turned on, to be easier to realize, theftproof performance is not perfect enough.
Utility model content
The utility model is directed to above-mentioned state of the art, design a kind of anti-theft feature it is more perfect there is key assembly
Anti-theft ball valve.
To reach above-mentioned purpose, the utility model provides a kind of Anti-theft ball valve with key assembly, wherein, including,
Anti-theft ball valve, the Anti-theft ball valve includes valve body, valve rod, handle and anti-theft screw, and the valve rod connects the valve
Body, the taper knob is located at the valve stem top, and the anti-theft screw is connected through the handle and with the threaded stem;
The anti-theft screw includes rotation nut segment and pilferproof closure, and the outside dimension of the pilferproof closure is more than the rotation spiral shell
The outside dimension of parent segment, and be arranged above the rotation nut segment;
Also include the key assembly to tighten and unscrew the anti-theft screw, the key assembly includes key body
And key bar, the key bar is telescopically disposed through the inside of the key body, the interior subordinate of the key body
Side has chuck, and the chuck is sheathed on the key bar;
There is the pilferproof closure step groove matched with the pilferproof closure of the anti-theft screw in the inner chamber of the chuck, it is described antitheft
Lid step groove is used to close up the chuck while pilferproof closure described in clamping, is provided with and closes up below the pilferproof closure step groove
When the claw that is matched with the rotation nut segment of the anti-theft screw.
The above-mentioned Anti-theft ball valve with key assembly, wherein, the junction of the valve rod and the valve body is from bottom to up
Pad, O-ring, soft seal pad and hard sealing gasket are also equipped with respectively;The middle part of the valve rod is also threaded with nut, institute
State the top that nut is located at the hard sealing gasket.
The above-mentioned Anti-theft ball valve with key assembly, wherein, the Anti-theft ball valve also has location structure, the positioning
Structure is used to make at least two positions that the handle is positioned on a circumference, to cause the Anti-theft ball valve is in correspondence described
Under the different anti-theft states of at least two positions.
The above-mentioned Anti-theft ball valve with key assembly, wherein,
The location structure includes being arranged on the normally opened lock slots of the bottom of the handle, often closes lock slots and freely open
Long annular groove is closed, the upper end of the valve body has a block with the handle junction, and the block is arranged in the normally opened locking
In groove, the normal pass lock slots and any one freely opened and closed in long annular groove, and by adjusting on the handle
The normally opened lock slots, the normal pass lock slots and described freely open and close long annular groove with the position relationship of the block to select
The anti-theft state of the Anti-theft ball valve.
The above-mentioned Anti-theft ball valve with key assembly, wherein, the top of the handle has groove, the bottom of the groove
Portion is through there is screw, and the anti-theft screw is installed in the groove and is connected through the screw with the valve rod;
It is packaged with handle cover the top side detachable of the groove.
The above-mentioned Anti-theft ball valve with key assembly, wherein, the cylindrical place of the key bar is arranged respectively from top to bottom
There are baffle ring and spring.
The above-mentioned Anti-theft ball valve with key assembly, wherein, the key body is in hollow structure, and the key
Body interior is respectively arranged with from top to bottom,
Baffle ring groove for accommodating the baffle ring;
Spring groove for accommodating the spring;
Key bar directional hole for accommodating key bar;
Chuck groove and chuck groove enlarging groove for accommodating the chuck.
The above-mentioned Anti-theft ball valve with key assembly, wherein,
The diameter dimension of the key bar directional hole is more than the diameter of the key bar and less than the outer diameter ruler of the spring
It is very little;
The outside dimension of the baffle ring is slightly larger than the outside dimension of the spring.
The above-mentioned Anti-theft ball valve with key assembly, wherein, the outer profile size of the chuck is gradually passed from top to bottom
Increase.
The above-mentioned Anti-theft ball valve with key assembly, wherein, the chuck is enclosed by the chuck valve of at least two valves and formed,
The chuck is installed by shipping and reselling on another market with key bar activity, through shipping and reselling on another market for being plugged provided with being shipped and resell on another market for described on the chuck
Hole.
The beneficial effects of the utility model are:
Anti-theft screw of the present utility model above rotation nut segment by setting external diameter to be more than the antitheft of rotation nut segment
Lid, makes common instrument can not get at rotation nut segment, i.e., can not screw out anti-theft screw;The anti-theft screw of the present invention only can be with key
Spoon component is used cooperatively to reach the purpose of keying ball valve, and pipeline where ball valve can effectively be prevented by playing good anti-theft function
In medium be stolen.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples:
Fig. 1 is the structural representation of Anti-theft ball valve in the present embodiment;
Fig. 2 is the structural representation of key assembly in the present embodiment;
Fig. 3 is the enlarged drawing at A in Fig. 1;
Fig. 4 is the concrete structure schematic diagram of key assembly in the present embodiment;
Fig. 5 is the structural representation of key body in the present embodiment;
Fig. 6 is the structural representation of chuck in the present embodiment;
Fig. 7 is the structural representation in B directions in Fig. 6;
Fig. 8 is the structural representation of anti-theft screw in the present embodiment;
Fig. 9 is the structural representation of handle in the present embodiment;
Figure 10 is the assembling schematic diagram of handle and valve body in the present embodiment.
Embodiment:
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as of the present utility model
Limit.
Embodiment
Refer to shown in Fig. 1 to Figure 10, show a kind of Anti-theft ball valve with key assembly of preferred embodiment, its
In, including:
Anti-theft ball valve 100, Anti-theft ball valve 100 includes valve body 1, valve rod 4, handle 5 and anti-theft screw 6, the connection valve body of valve rod 4
1, handle 5 is sheathed on the top of valve rod 4, to rotary valve rod 4, and anti-theft screw 6 is threadedly coupled through handle 5 and with valve rod 4, is used to
Handle 5 and valve body 1 are locked;
Anti-theft screw 6 includes rotation nut segment 62 and pilferproof closure 63, and the outside dimension of pilferproof closure 63 is more than rotation nut segment
62 outside dimension, and it is arranged at the top of rotation nut segment 62;
Also include the key assembly 8 to tighten and unscrew anti-theft screw 6, key assembly 8 includes the He of key body 81
Key bar 82, key bar 82 is telescopically disposed through the inside of key body 81, and the lower inside of key body 81 has
Chuck 87, chuck 87 is sheathed on key bar 82;
There is the pilferproof closure step groove 873 matched with the pilferproof closure 63 of anti-theft screw 6, pilferproof closure platform in the inner chamber of chuck 87
Rank groove 873 is used to close up chuck 87 while clamping pilferproof closure 63, and the lower section of pilferproof closure step groove 873 is provided with when closing up with preventing
Steal the claw 874 that the rotation nut segment 62 of screw 6 is matched.
The utility model also has implementation below on the basis of the above, continuing with referring to shown in Fig. 1 to Figure 10,
In further embodiment of the present utility model, the junction of valve rod 4 and valve body 1 is also equipped with pad respectively from bottom to up
Piece 41, O-ring 42, soft seal pad 43 and hard sealing gasket 44;The middle part of valve rod 4 is also threaded with nut 11,11, nut
In the top of hard sealing gasket 44.
In further embodiment of the present utility model, Anti-theft ball valve 100 also has location structure, and location structure is used to make hand
At least two positions that handle 5 is positioned on a circumference, to cause Anti-theft ball valve is in the different of at least two positions of correspondence to prevent
Under robber's state.
In further embodiment of the present utility model,
Location structure includes being arranged on the normally opened lock slots 54 of the bottom of handle 5, often closes lock slots 55 and freely open and close
Long annular groove 56, upper end and the junction of handle 5 of valve body 1 have a block 12, and block 12 is arranged in normally opened lock slots 54, often shut
Determine groove 55 and freely open and close in any one in long annular groove 56, and by adjusting normally opened lock slots 54, Chang Guan on handle 5
Lock slots 55 and freely open and close the position relationship of long annular groove 56 and block 12 to select the anti-theft state of Anti-theft ball valve.
In further embodiment of the present utility model, the top of handle 5 has groove 51, and the bottom of groove 51, which is run through, spiral shell
Hole 52, anti-theft screw 6 is installed in groove 51 and is connected through screw 52 with valve rod 4;
It is packaged with handle cover 7 top side detachable of groove 51.
In further embodiment of the present utility model, the cylindrical place of key bar 82 is arranged with the He of baffle ring 85 respectively from top to bottom
Spring 86.
In further embodiment of the present utility model, key body 81 in inside hollow structure, and key body 81 from
Up to it is respectively arranged with down,
Baffle ring groove 811 for accommodating baffle ring 85;
Spring groove 812 for accommodating spring 86;
Key bar directional hole 813 for accommodating key bar 82;
Chuck groove 814 and chuck groove enlarging groove 815 for accommodating chuck 87.
In further embodiment of the present utility model,
The diameter dimension of key bar directional hole 813 is more than the diameter of key bar 82 and less than the outside dimension of spring 86;
The outside dimension of baffle ring 85 is slightly larger than the outside dimension of spring 86.
In further embodiment of the present utility model, the outer profile size of chuck 87 is gradually incremented by from top to bottom.
In further embodiment of the present utility model, chuck 87 is enclosed by the chuck valve 871 of at least two valves and formed, chuck 87
By 88 and the activity installation of key bar 82 of shipping and reselling on another market, run through to be provided with supplying 88 holes 872 of shipping and reselling on another market plugged of shipping and reselling on another market on chuck 87.
User can illustrate further insight characteristic of the present utility model and function according to following,
As shown in figure 1, the Anti-theft ball valve in the present embodiment includes valve body 1, the bonnet 2 being spirally connected with valve body, in bonnet 2
Spheroid 3, with spheroid 3 rabbet valve rod 4, be threadedly connected to the handle 5 on valve rod 4, be tightened on handle 5 and valve rod 4
Anti-theft screw 6, handle cover 7 and the key assembly 8 matched with anti-theft screw 6 and the structure of handle 5.
As shown in Figure 1 to Figure 3, the both sides of spheroid 3 are provided with sealing ring 31, valve rod 4 and are tightly cased with pad 41, O-ring 42 successively
And soft seal pad 43 and hard sealing gasket 44, the upper end of valve body 1 is also bolted with nut 11, and the upper end of handle 5 is provided with a groove 51, groove
51 have screw 52, and handle 5 is spirally connected by anti-theft screw 6 with valve rod 4.
As illustrated in figures 1 and 8, anti-theft screw 6 is sequentially provided with thread segment 61, rotation nut segment 62 and pilferproof closure from top to bottom
63, anti-theft screw pilferproof closure 63 can be truncated cone-shaped, and the maximum gauge of pilferproof closure 63 is more than the rotation external diameter of nut segment 62.
As shown in Fig. 1,4,5, key assembly 8 includes key body 81, the key bar 82 in key body 81, key
The horizontal the shank of the key 83 inserted on key bar is sequentially provided with spoon bar 82, the split washer 84 on key bar 82 is closely fastened in, kept off
Ring 85, spring 86 and is crossed and is anchored in key bar 82 and ship and resell on another market 88 chuck 87.Receiving is respectively equipped with inside key body
The baffle ring groove 811 of baffle ring 85, the spring groove 812 for accommodating spring 86 matches for accommodating key bar 82 with key bar 82
Key bar directional hole 813, the chuck groove 814 for accommodating chuck 87.Chuck groove 814 is provided with chuck enlarging groove 815.Baffle ring
The diameter of groove 811 is slightly larger than the external diameter of baffle ring 85, and the diameter of spring groove 812 is slightly larger than the external diameter of spring 86 and less than the external diameter of baffle ring 85, key
The diameter of bar directional hole 813 is slightly larger than the external diameter of key bar 82 and less than the external diameter of spring 86 and the external diameter of chuck 87, and chuck enlarging groove 815 is straight
Footpath is more than the diameter of chuck groove 814.Baffle ring 85 and baffle ring groove 811 are set, can promote to greatest extent, prevent to limit key bar 82
The completely out key body 81 of chuck 87 and come off.
As shown in fig. 6, chuck 87 can be constituted by two valves and with upper chuck valve 871, it is provided with and ships and resell on another market on chuck valve 871
The hole 872 of shipping and reselling on another market of 88 activity card sets, and the pilferproof closure step groove 873 matched with anti-theft screw pilferproof closure 63, chuck enlarging
End is provided with the claw 874 corresponding with rotation nut segment 62.Fixed key body 81, promotes key bar 82, split washer 84 with
Baffle ring 85 and extrusion spring 86 are promoted with key bar 82, while shipping and reselling on another market 88 promotion chucks 87 outwards on key bar 82, chuck is opened
Enlarging is opened after mouth end in contact anti-theft screw pilferproof closure, until pilferproof closure step groove 873 is socketed with pilferproof closure 63, the contracting of chuck end
Cause for gossip now resets, claw 874 and the rotation corresponding clamping of nut segment 62.
It is respectively equipped with normally opened lock slots 54 as shown in figure 9, the upper end of valve body 1 is provided with block 12, handle 5, often closes lock slots
55 and freely open and close long annular groove 56.
Utility model works process is:
When needing valve body to be in normal off status, the lower ending opening of the chuck 87 alignment anti-theft screw 6 of key assembly 8, downwards
Key bar 82, after each chuck valve 871 is contacted with pilferproof closure 63, lower end enlarging are pressed until pilferproof closure 63 and pilferproof closure step groove
873 sockets, after the lower end of chuck valve 871 is contacted with rotation nut segment 62, rotate counterclockwise the shank of the key 83 and screw out anti-theft screw 6,
Handle 5 is taken out, then handle is often closed into the alignment stops 12 of lock slots 55, anti-theft screw 6 is screwed by key assembly 8 clockwise, this
When ball valve be in close anti-theft state.
When needing progress normally opened or freely opening and closing, by above step, antitheft spiral shell is outwarded winding with this patent key assembly 8
Nail 6, opens and closes the normally opened lock slots 55 of handle or freely the corresponding alignment stops 12 of long annular groove 56, then tightens anti-theft screw 6
Realize.
To sum up, when the normally opened lock slots 54 of handle 5 are with 12 mutually locking of block, ball valve is just in normally open, ball valve
Medium in the pipeline of place is just in the state flowed always.
When the normal pass lock slots 55 of handle 5 are with 12 mutually locking of block, ball valve is managed where being just in normal off status, ball valve
Medium in road just in the state of stopping always, can effectively prevent the medium in the pipeline of ball valve place in this condition
It is stolen.
When handle 5 is when freely opening and closing long annular groove 56 with 12 mutually locking of block, ball valve is just in manual mode, user
The flowing of medium in pipeline where manually controllable ball valve and disconnection state.
The foregoing is only the utility model preferred embodiment, not thereby limit embodiment of the present utility model and
Protection domain, to those skilled in the art, should can appreciate that in all utilization the utility model specifications and diagram
Hold the scheme obtained by made equivalent substitution and obvious change, should be included in protection model of the present utility model
In enclosing.
Claims (10)
1. a kind of Anti-theft ball valve with key assembly, it is characterised in that including,
Anti-theft ball valve, the Anti-theft ball valve includes valve body, valve rod, handle and anti-theft screw, and the valve rod connects the valve body, institute
Taper knob is stated located at the valve stem top, the anti-theft screw is connected through the handle and with the threaded stem;
The anti-theft screw includes rotation nut segment and pilferproof closure, and the outside dimension of the pilferproof closure is more than the rotation nut segment
Outside dimension, and be arranged at it is described rotation nut segment above;
Also include the key assembly to tighten and unscrew the anti-theft screw, the key assembly includes key body and key
Spoon bar, the key bar is telescopically disposed through the inside of the key body, the lower inside tool of the key body
There is chuck, the chuck is sheathed on the key bar;
There is the pilferproof closure step groove matched with the pilferproof closure of the anti-theft screw, the pilferproof closure platform in the inner chamber of the chuck
Rank groove is used to close up the chuck while pilferproof closure described in clamping, be provided with below the pilferproof closure step groove when closing up with
The claw of the rotation nut segment matching of the anti-theft screw.
2. the Anti-theft ball valve according to claim 1 with key assembly, it is characterised in that the valve rod and the valve body
Junction be also equipped with pad, O-ring, soft seal pad and hard sealing gasket respectively from bottom to up;The middle part of the valve rod is also
Nut is threaded with, the nut is located at the top of the hard sealing gasket.
3. the Anti-theft ball valve according to claim 1 with key assembly, it is characterised in that the Anti-theft ball valve also has
Location structure, the location structure is used to make at least two positions that the handle is positioned on a circumference, described anti-to cause
Ball valve is stolen to be under the different anti-theft states of correspondence at least two position.
4. the Anti-theft ball valve according to claim 3 with key assembly, it is characterised in that
The location structure includes being arranged on the normally opened lock slots of the bottom of the handle, often close lock slots and freely opening and closing length
Annular groove, the upper end of the valve body has a block with the handle junction, and the block is arranged in the normally opened lock slots, institute
State and often close in lock slots and any one freely opened and closed in long annular groove, and it is described normal on the handle by adjusting
Open lock slots, the normal pass lock slots and the position relationship for freely opening and closing long annular groove and the block described anti-to select
Steal the anti-theft state of ball valve.
5. the Anti-theft ball valve according to claim 1 with key assembly, it is characterised in that the top of the handle has
Groove, the bottom of the groove is through there is screw, and the anti-theft screw is installed in the groove and through the screw and institute
State valve rod connection;
It is packaged with handle cover the top side detachable of the groove.
6. the Anti-theft ball valve according to claim 1 with key assembly, it is characterised in that the cylindrical place of the key bar
It is arranged with baffle ring and spring respectively from top to bottom.
7. the Anti-theft ball valve according to claim 6 with key assembly, it is characterised in that the key body is in hollow
It is respectively arranged with from top to bottom inside structure, and the key body,
Baffle ring groove for accommodating the baffle ring;
Spring groove for accommodating the spring;
Key bar directional hole for accommodating key bar;
Chuck groove and chuck groove enlarging groove for accommodating the chuck.
8. the Anti-theft ball valve according to claim 7 with key assembly, it is characterised in that
The diameter dimension of the key bar directional hole is more than the diameter of the key bar and less than the outside dimension of the spring;
The outside dimension of the baffle ring is slightly larger than the outside dimension of the spring.
9. the Anti-theft ball valve according to claim 7 with key assembly, it is characterised in that the outline chi of the chuck
It is very little to be gradually incremented by from top to bottom.
10. the Anti-theft ball valve according to claim 1 with key assembly, it is characterised in that the chuck is by least two
The chuck valve of valve, which is enclosed, to be formed, and the chuck is installed by shipping and reselling on another market with key bar activity, is run through on the chuck provided with confession
The hole of shipping and reselling on another market plugged of shipping and reselling on another market.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620835643.2U CN206368975U (en) | 2016-08-04 | 2016-08-04 | A kind of Anti-theft ball valve with key assembly |
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Application Number | Priority Date | Filing Date | Title |
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CN201620835643.2U CN206368975U (en) | 2016-08-04 | 2016-08-04 | A kind of Anti-theft ball valve with key assembly |
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CN206368975U true CN206368975U (en) | 2017-08-01 |
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CN201620835643.2U Active CN206368975U (en) | 2016-08-04 | 2016-08-04 | A kind of Anti-theft ball valve with key assembly |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106015627A (en) * | 2016-08-04 | 2016-10-12 | 宁波杰克龙精工有限公司 | Anti-theft ball valve and key component thereof |
-
2016
- 2016-08-04 CN CN201620835643.2U patent/CN206368975U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106015627A (en) * | 2016-08-04 | 2016-10-12 | 宁波杰克龙精工有限公司 | Anti-theft ball valve and key component thereof |
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