CN201753819U

CN201753819U - Pipeline joint safety cover

Info

Publication number: CN201753819U
Application number: CN2010201375897U
Authority: CN
Inventors: 郗海琨; 李遥鹏; 祁建伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-03-18
Filing date: 2010-03-18
Publication date: 2011-03-02
Anticipated expiration: 2020-03-18

Abstract

The utility model discloses a pipeline joint safety cover which comprises an opening annular cover body; at least an annular convex diversion body is arranged on the inner ring body of the annular cover body; and the transition fit end of the opening part of the annular cover body is provided with a fastening positioning clip. The annular safety cover can be fixedly mounted on the joint radial surface of a pipeline flange, when the pipeline joint part generates leakage spraying, the radial spraying is changed to axial or vertical spraying by the annular safety cover, the kinetic energy of the sprayed liquid is reduced or weakened to the most extent, and the sprayed liquid is avoided from injuring human body, damaging and destroying valuable equipment and precise instruments and meters, and the pipeline joint safety cover realizes safety and protection effects. The pipeline joint safety cover is applicable to the joints of metric and inch pipelines and various types of joints.

Description

The pipe joint safety enclosure

Technical field

The utility model relates to a kind of Safeguard that is used for pipeline-like flange connections, is a kind of pipe joint safety enclosure specifically.Can effectively prevent in the pipeline poisonous, inflammable, when Korrosionsmedium is revealed, injury or damage that personnel, valuable equipment, precision instrumentation etc. around the pipeline are produced.

Background technique

At present, the interface of pipeline-like system connects, and adopts flange-type usually, and modes such as expansion joint or bellows connect, and also comprise form (visor) etc. is installed.Since relate to the connection of pipeline, just unavoidable the generation revealed.Therefore, each joint means it is a titanic peril source.The occasion of poisonous in particular for carrying, inflammable, Korrosionsmedium, medium is revealed in case sealing joint breaks, can produce radial spray situation perpendicular to pipeline, its harm radius can reach 40 meters, and near install the personnel of process around the pipeline or the pipeline valuable equipment, precision instrumentation etc. are produced injury or damage.

Summary of the invention

In view of above-mentioned present situation, the utility model provides a kind of pipe joint safety enclosure, can effectively prevent or stop medium radially to eject from the interface position, or reduce the liquid kinetic energy that ejects to greatest extent, thereby avoid human body or valuable equipment, precision instrumentation etc. are produced injury or damage.

Technical solution of the present utility model is: a kind of pipe joint safety enclosure comprises the annular cover body of an opening; The deflector that has one annular protrusion on the inner ring body of this annular cover body at least; The transition fit end of described annular cover body opening part has fastening location card.The safety enclosure of annular can be fixedly mounted on the sagittal plane of piping flange interface like this, in case the pipe joint place takes place to leak when spraying, utilize the annular safety cover that the radial spray of medium is changed into axially or vertically injection, simultaneously reduce or weaken the liquid kinetic energy that ejects to greatest extent, thereby avoid injury or damage, play the safety protection effect generations such as human body or valuable equipment, precision instrumentations.

According to such scheme, related fastening location card comprises annular cover body, is respectively equipped with the lock teeth and the lock teeth groove that expose on the local surfaces of the inside and outside ring body of the opening transition fit end of annular cover body.When installing and using, by the interlock locking and positioning between lock teeth on the annular cover body and corresponding lock teeth groove.

Further, described fastening location card comprises annular cover body, and transition opening one end of shape cover body is provided with a sleeve, and end is provided with the lock teeth groove in it; The transition opening the other end of annular cover body has the lock teeth.Can lock by the lock teeth groove that the lock teeth of opening one end are inserted in the sleeve, avoid coming off.

Further, respectively there is one 90 ° bending body at the transition opening two ends that also are included in annular cover body, have through hole on it, and penetrate screw rod on this through hole, by nut check.

According to such scheme, the deflector on the related annular cover body is a vertical body of projection separately; Or opening O body; Or T body; Or Y body; Or X-shaped body; Or S body; Or U-shaped body; Or V-arrangement body; Or arrow body.Utilize the deflector on the annular cover body to be embedded in the flange axial clearance of pipe joint,, reduce injury or damage that human body or valuable equipment, precision instrumentation are produced in order to reduce a large amount of atomizing of liquids in interface position.

According to above-mentioned application characteristic, on described deflector, have pod apertures.When this pod apertures cooperates with deflector, can reduce the liquid kinetic energy that ejects from the interface position to greatest extent.

In sum, the good effect that the utility model produced is:

1, the pipe joint safety enclosure has easy installation and removal, does not need to use any instrument or supplementary equipment.

2, after safety enclosure is installed, do not have axial landing or displacement, no pulley may on the pipeline of vertically installing.

3, be suitable for the interface of metric and English pipeline and dissimilar interface shape such as flanges.

4, safety enclosure adopts adjustable fastening location snap close.

5, on the pipeline of applicable different Environmental Conditions of safety enclosure or conveying different material (acid, alkali, steam, oil, chemical product etc.).

6, radial spray is changed into axial or vertically injection.

7, reduce the liquid kinetic energy eject to greatest extent, effectively prevent or stop liquid to eject, thereby avoid human body or valuable equipment, precision instrumentation etc. are produced injury or damage from the interface position.

Description of drawings

Fig. 1 is a schematic representation of the present utility model;

Fig. 2 is that Fig. 1 installs and uses reference view;

Fig. 3 is another embodiment of the fastening location card of Fig. 1 safety enclosure;

Fig. 4 is the another example of executing of the fastening location card of Fig. 1 safety enclosure;

Fig. 5 is another embodiment of Fig. 1 deflector;

Fig. 6 is the different embodiments of Fig. 1 deflector;

Fig. 7 is the different embodiments of Fig. 1 deflector;

Fig. 8 is the different embodiments of Fig. 1 deflector;

Fig. 9 is the different embodiments of Fig. 1 deflector;

Figure 10 is the different embodiments of Fig. 1 deflector;

Figure 11 is the different embodiments of Fig. 1 deflector;

Figure 12 is the different embodiments of Fig. 1 deflector.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing embodiment.

See that Fig. 1 has provided the pipe joint safety enclosure.The pipe joint safety enclosure comprises the annular cover body 1 of an opening.In the present embodiment, be provided with the V-arrangement deflector 2 of one annular protrusion by annular cover body 1 inner ring body.In addition, the annular cover body 1 of opening is connected with the fixed installation of pipe joint place, makes the transition fit end of its annular cover body 1 opening part have fastening location card.Described fastening location card, comprise annular cover body, be respectively equipped with the lock teeth 5 and the lock teeth groove 4 that expose on the local surfaces by the inside and outside ring body of 1 two opening transition fit of annular cover body end, and be positioned on the annular cover body 1 of lock teeth 5 and lock teeth groove 4 both sides and have button spanner 6 respectively.During installation, finger is pushing button spanner 6 inwardly, makes lock teeth 5 and the 4 mutual interlock lockings of lock teeth groove.For realizing pressure release preferably, and on described deflector 2, distribute and have pod apertures 3, change the radial spray medium at pipe joint place into axle and spray, greatly reduce the kinetic energy of medium injection.

See that Fig. 2 has provided the reference of safety enclosure and pipe joint mounting type.With the flange 8 of two pipelines, 7 jointings connect finish after, on the axial butt joint gap of the flange 8 of pipeline 7 jointings, the deflector 2 of safety enclosure is embedded in the gap of pipe interface flange 8, and contain whole flange, on the fastening location card that opening end by annular cover body 1 has, 4 mutual interlock chuckings of the lock teeth groove that has lock teeth 5 and corresponding position, the location locking is integral respectively.

See that Fig. 3 has provided another example structure of fastening location card.This fastening location card comprises annular cover body, is provided with a sleeve 9 by annular cover body 1 transition opening one end, and end is provided with lock teeth groove 4 in it; The transition opening the other end of annular cover body 1 has lock teeth 5.Can tighten by the lock teeth groove 4 that the lock teeth 5 of opening one end are inserted in the sleeve 9, avoided coming off.

Fig. 4 has provided the different embodiments with Fig. 2, the fastening location card of Fig. 3.According to the structure applications characteristics of fastening location card, can also be that one 90 ° bending body 10 is respectively arranged at the transition opening two ends of annular cover body 1, have through hole 11 on it, and on this through hole, penetrate screw rod 12, with nut 13 locking is installed.

Fig. 5 has provided the embodiment of the deflector of deflector and Fig. 1 different structure.Deflector 12 on annular cover body 1 inner ring body is to be the arrow body.Its effect, effect are identical with the deflector of the annular protrusion of the V-arrangement of Fig. 1.

Fig. 6 has provided another embodiment of deflector.Be that deflector 22 on the related annular cover body is the vertical body of projection separately.The deflector 22 of this vertical body is an entity structure.

In view of above-mentioned application characteristic, except that deflector 22 modes that adopt entity structure, can also on the deflector 22 of the entity of vertical body, have groove and form two lobe bodies and all can.

Fig. 7 has provided another embodiment of deflector.Deflector 32 on the annular cover body 1 is O bodies of an opening.

Fig. 8 has provided another embodiment of deflector.Deflector 42 on the annular cover body 1 is T bodies.

Fig. 9 has provided another embodiment of deflector.Deflector 52 on the annular cover body 1 is Y bodies.

Another embodiment of the deflector that Figure 10 provides.Deflector 62 on the annular cover body 1 is X-shaped bodies.

Another embodiment of the deflector that Figure 11 provides.Deflector 72 on the annular cover body 1 is S bodies.

Another embodiment of the deflector that Figure 12 provides.Deflector 82 on the annular cover body 1 is U-shaped bodies.

The deflector of the different shape that the utility model provides can be selected by the application area of pipeline, the bore of pipe joint and the medium of line transportation.

The enforcement key of safety enclosure of the present utility model, be to utilize at pipe joint the annular solid internal surface to be installed and deflector is set forms labyrinth sealing, with the pod apertures that has on it, effectively prevent or stoped the direct injection of liquid from the interface position, change injection direction, and reduce the liquid kinetic energy that ejects to greatest extent.Simultaneously, because of safety enclosure is a trip ring, and on the fastening location card that has, can realize regulating girth, can finish the locking location again.

The body of safety enclosure of the present utility model is the annular solid that adopts the opening of plastic shaping; Or adopt the stainless steel material punching press or bend welding fabrication.

Claims

1. a pipe joint safety enclosure is characterized in that, has the annular cover body (1) of an opening; The deflector (2) that has one annular protrusion on the inner ring body of this annular cover body (1) at least; The transition fit end of described annular cover body (1) opening part has fastening location card.

2. pipe joint safety enclosure according to claim 1 is characterized in that, the deflector (2) on the described annular cover body (1) is a vertical body of projection separately; Or opening O body; Or T body; Or Y body; Or X-shaped body; Or S body; Or U-shaped body; Or V-arrangement body; Or arrow body.

3. pipe joint safety enclosure according to claim 1, it is characterized in that, described fastening location card comprises annular cover body (1), is respectively equipped with the lock teeth (5) and the lock teeth groove (4) that expose on the local surfaces of the inside and outside ring body of the opening transition fit end of annular cover body (1).

4. pipe joint safety enclosure according to claim 3 is characterized in that, described fastening location card comprises annular cover body (1), and transition opening one end of annular cover body (1) is provided with a sleeve (9), and end is provided with lock teeth groove (4) in it; The transition opening the other end of annular cover body (2) has lock teeth (5).

5. pipe joint safety enclosure according to claim 1, it is characterized in that one 90 ° bending body (10) respectively being arranged, have through hole (11) on it at the transition opening two ends of annular cover body (1), and on this through hole, penetrate screw rod (12), with nut (13) locking is installed.

6. pipe joint safety enclosure according to claim 2 is characterized in that, has pod apertures (3) on described deflector (2).