CN217683884U - Clamp for ice plug treatment process - Google Patents

Abstract

The utility model provides an anchor clamps for ice plug processing technology relates to anchor clamps technical field. A clamp for an ice plug treatment process comprises two oppositely arranged clamping sleeves, wherein the two clamping sleeves are detachably connected; the inner part of the jacket is hollow, and the jacket is provided with a groove for a pipeline to pass through; an infusion tube is arranged in the jacket, and two ends of the infusion tube respectively penetrate through the jacket and are arranged outside the jacket. Adopt the utility model discloses, it is convenient for install on the pipeline, also is convenient for dismantle from the pipeline and gets off, is convenient for seal during the use moreover, prevents to leak, is favorable to protecting the process line who receives the ice plug simultaneously and does not receive low temperature to influence.

Description

Clamp for ice plug treatment process

Technical Field

The utility model relates to an anchor clamps technical field particularly, relates to an anchor clamps for ice plug processing technology.

Background

The ice plug technology appears in the western national overhaul field at the earliest time in the end of the 20 th century, is widely applied to enterprise production systems such as petrochemical industry, electric power industry and the like at present, and also starts to be applied to the electric power industry in China.

The ice plug technology is to freeze the medium inside the pipeline into ice column by means of special device, and under normal pressure, liquid nitrogen method is used as an example to obtain low temperature of-196 deg.c, and under normal conditions, the medium freezes from the inner wall surface of the metal pipeline and forms an ice plug with size 2-3 times the diameter of the pipeline gradually to bear certain pressure difference, so as to realize the isolation function of the technological system.

The device that current ice plug technique used is not convenient for install on the pipeline, also is convenient for dismantle from the pipeline after the use, and sealing performance is not good moreover, causes the leakage easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps for ice plug treatment process, it is convenient for install on the pipeline, also is convenient for dismantle from the pipeline, is convenient for seal during the use moreover, prevents to leak, is favorable to protecting the process line who receives the ice plug simultaneously not to receive low temperature to influence.

The embodiment of the utility model is realized like this:

the embodiment of the application provides a clamp for an ice plug treatment process, which comprises two oppositely arranged clamping sleeves, wherein the two clamping sleeves are detachably connected; the inner part of the jacket is hollow, and the jacket is provided with a groove for a pipeline to pass through; an infusion tube is arranged in the jacket, and two ends of the infusion tube respectively penetrate through the jacket and are arranged outside the jacket.

Further, in some embodiments of the present invention, the above-mentioned clamp further includes a locking bolt and a nut, and the above-mentioned clamp sleeve is provided with a mounting hole; the locking bolts respectively penetrate through the mounting holes of the two clamping sleeves and are in threaded connection with the nuts.

Further, in some embodiments of the present invention, the two sides of the jacket are both provided with a connecting flange, and the mounting hole is formed in the connecting flange.

Furthermore, in some embodiments of the present invention, the two joints between the two clamping sleeves are provided with a first sealing gasket, and the first sealing gasket is respectively abutted against the two clamping sleeves.

Further, in some embodiments of the present invention, the jacket is provided with a second sealing gasket along the groove.

Furthermore, in some embodiments of the present invention, the clamping sleeve is provided with a clamping groove, and the second sealing pad is partially embedded into the clamping groove.

Furthermore, in some embodiments of the present invention, the infusion tube is bent in the jacket.

Furthermore, in some embodiments of the present invention, the two clamping sleeves are provided with a valve communicated with the inside thereof.

Further, in some embodiments of the present invention, the inner diameter of the outlet end of the infusion tube is larger than the inner diameter of the infusion tube.

Furthermore, in some embodiments of the present invention, the liquid guiding tube further comprises a bent liquid guiding tube, wherein a connector is disposed at one end of the liquid guiding tube, and the connector is provided with an internal thread; the outer side wall of the inlet end of the infusion tube is provided with external threads, and the connector is in threaded connection with the inlet end of the infusion tube.

Compared with the prior art, the embodiment of the utility model provides a have following advantage or beneficial effect at least:

the embodiment of the utility model provides a clamp for an ice plug treatment process, which comprises two oppositely arranged clamping sleeves, wherein the two clamping sleeves are detachably connected; the inner part of the jacket is hollow, and the jacket is provided with a groove for a pipeline to pass through; an infusion tube is arranged in the jacket, and two ends of the infusion tube respectively penetrate through the jacket and are arranged outside the jacket.

During actual installation, arrange two above-mentioned jackets in respectively the pipeline both sides that need carry out the ice plug, then carry out the centre gripping parcel through two jackets with the pipeline, in the pipeline card goes into the recess, with two jackets fix can, sealing performance is good between two jackets after fixing, causes the leakage during the operation of preventing the ice plug.

After installing the clamp cover, can be at the inside brine injection of clamp cover, the entrance point of transfer line communicates with the equipment of carrying the liquid nitrogen, carries the liquid nitrogen this moment and gets into the transfer line, and transfer line temperature shock cools off brine, makes brine solidify, and brine cools off the pipeline simultaneously, and it can to form the ice plug to cool off the fluid in the pipeline. After the use, the two clamping sleeves are detached, so that the operation is convenient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a clamp provided by an embodiment of the present invention;

fig. 2 is a radial cross-sectional view of a middle position of a clamp according to an embodiment of the present invention;

fig. 3 is a radial cross-sectional view of the end position of a clamp provided by an embodiment of the present invention;

fig. 4 is a plan view of an infusion tube according to an embodiment of the present invention.

Icon: 1-a jacket; 2-groove; 3-a transfusion tube; 4-locking the bolt; 5-a nut; 6, mounting holes; 7-a connecting flange; 8-a first gasket; 9-a second gasket; 10-a valve; 11-a liquid guide tube; 12-a connector; 13-baffle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and therefore, the present invention should not be construed as being limited thereto. Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not require that the components be absolutely horizontal or vertical, but may be slightly inclined. Such as "horizontal" simply means that its orientation is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" means at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

Referring to fig. 1 to 4, the present embodiment provides a clamp for an ice plug treatment process, including two oppositely disposed jackets 1, wherein the two jackets 1 are detachably connected; the jacket 1 is hollow, and the jacket 1 is provided with a groove 2 for a pipeline to pass through; an infusion tube 3 is arranged in the jacket 1, and both ends of the infusion tube 3 respectively penetrate through the jacket 1 and are arranged outside the jacket 1.

During actual installation, the pipeline both sides that need carry out the ice plug are arranged in respectively with two above-mentioned clamp covers 1, then carry out the centre gripping parcel with the pipeline through two clamp covers 1, in the recess 2 is gone into to the pipeline card, with two clamp covers 1 fix can, fixed back two clamp cover between 1 sealing performance is good, cause the leakage during the operation of preventing the ice plug.

After the jacket 1 is installed, saline water can be injected into the inside of the jacket 1, the inlet end of the infusion tube 3 is communicated with equipment for conveying liquid nitrogen, the liquid nitrogen is conveyed into the infusion tube 3 at the moment, the temperature of the infusion tube 3 drops suddenly and the saline water is cooled, the saline water is solidified, the saline water cools the pipeline, and fluid in the pipeline is cooled to form an ice plug. After use, the two clamping sleeves 1 are detached, and the operation is convenient.

Optionally, the jacket 1 of this embodiment is semicircular, both ends of the jacket 1 are semicircular baffles 13, the groove 2 is located on the baffles 13, and the groove 2 is semicircular. So two are convenient for wrap up the pipeline after pressing from both sides 1 mutual lock, and the sealing performance is good after the parcel moreover. Alternatively, the jacket 1 and the infusion tube 3 of the present embodiment are made of stainless steel, which is resistant to low temperature and inexpensive.

As shown in fig. 1-4, in some embodiments of the present invention, the jacket further comprises a locking bolt 4 and a nut 5, and the jacket 1 is provided with a mounting hole 6; the locking bolts 4 are respectively passed through the mounting holes 6 of the two jackets 1 and are screwed with the nuts 5.

The utility model discloses a set up locking bolt 4 and nut 5, so install two and press from both sides cover 1 back, accessible locking bolt 4 passes two above-mentioned mounting hole 6 that press from both sides cover 1 respectively and fixes two clamp covers 1 with 5 threaded connection of above-mentioned nut, also be convenient for use finish pressing from both sides cover 1 with two and dismantle the separation, convenient operation.

As shown in fig. 1 to 4, in some embodiments of the present invention, the connecting flanges 7 are disposed on both sides of the jacket 1, and the mounting holes 6 are disposed on the connecting flanges 7.

The utility model discloses a set up flange 7, after installing two clamp covers 1, two clamp covers 1 flange 7 mutual butt fixed, increased two and pressed from both sides the area of contact between the cover 1, improve sealing performance. But also facilitates the fixing of the two jackets 1 by means of the locking bolts 4 through the connecting flange 7. Optionally, the number of the mounting holes 6 in this embodiment is multiple, and the multiple mounting holes 6 are uniformly spaced along the extending direction of the connecting flange 7.

As shown in fig. 1 to 4, in some embodiments of the present invention, a first sealing gasket 8 is disposed at a joint between the two clamping sleeves 1, and the first sealing gasket 8 abuts against the two clamping sleeves 1 respectively.

The utility model discloses a set up first sealed 8 that fills up, above-mentioned first sealed 8 that fills up presss from both sides 1 butt with two above-mentioned respectively, so the first sealed 8 that fills up of accessible further improves two sealing performance that press from both sides the junction between the cover 1, prevents that liquid from leaking. Alternatively, the first gasket 8 of the present embodiment may employ a rubber gasket.

As shown in fig. 1 to 4, in some embodiments of the present invention, the jacket 1 is provided with a second gasket 9 along the groove 2.

The utility model discloses a set up the sealed pad 9 of second, so install and press from both sides 1 back, pipeline embedding recess 2, the sealed pad 9 butt of pipeline and second this moment, so sealed pad 9 through the second has improved the pipeline and has pressed from both sides the sealing performance between the cover 1, prevents liquid leakage. Alternatively, the second gasket 9 of the present embodiment may employ a tetrafluoro O-ring.

As shown in fig. 1 to 4, in some embodiments of the present invention, the jacket 1 is provided with a locking groove, and the second gasket 9 is partially inserted into the locking groove.

The utility model discloses a set up the joint groove, so be convenient for carry out the joint to the sealed pad 9 of second fixed, prevent that the sealed pad 9 of second from squinting.

As shown in fig. 1 to 4, in some embodiments of the present invention, the infusion tube 3 is bent inside the jacket 1.

The utility model discloses a transfer line 3 is buckled the setting in above-mentioned clamp cover 1, so improved transfer line 3 in above-mentioned clamp cover 1 length, and then prolonged the time that the liquid nitrogen flows in transfer line 3, the liquid nitrogen of being convenient for cools down to the salt solution, improves the cooling effect.

As shown in fig. 1-4, in some embodiments of the present invention, the two jackets 1 are provided with a valve 10 communicating with the inside thereof.

The utility model discloses a set up valve 10, so install two and press from both sides cover 1 back, in the cover 1 is pressed from both sides in the injection of valve 10 of salt solution accessible, after finishing using, another valve 10 of accessible is discharged salt solution, convenient operation.

As shown in fig. 1 to 4, in some embodiments of the present invention, the inner diameter of the outlet end of the infusion tube 3 is larger than the inner diameter of the tube body of the infusion tube 3.

Because the liquid nitrogen pours into the transfer line 3 after, its intensification becomes nitrogen gas, and its volume increases, the utility model discloses a set up the internal diameter of 3 exit ends of transfer line and be greater than the body internal diameter of above-mentioned transfer line 3, the discharge of the nitrogen gas of so being convenient for prevents to press from both sides 1 pressure-bearing of cover and bursts.

As shown in fig. 1-4, in some embodiments of the present invention, the catheter further comprises a bent catheter tube 11, one end of the catheter tube 11 is provided with a connector 12, and the connector 12 is provided with an internal thread; the outer side wall of the inlet end of the infusion tube 3 is provided with an external thread, and the connector 12 is in threaded connection with the inlet end of the infusion tube 3.

As the general installation environment of the pipeline is complex, and the number of the surrounding objects is large, the installation between the liquid nitrogen conveying equipment and the liquid conveying pipe 3 is easily influenced. The utility model discloses a set up the catheter 11 of buckling, so can communicate catheter 11 and the equipment of carrying the liquid nitrogen, the liquid nitrogen passes through catheter 11 and gets into transfer line 3, the transport of the liquid nitrogen of being convenient for, and catheter 11 can play heat retaining effect to the liquid nitrogen moreover. The arrangement of the connector 12 is convenient for installing the catheter 11 in the infusion tube 3 through the connector 12, and is also convenient for taking the catheter 11 out of the infusion tube 3 by taking down the connector 12, so that the operation is convenient.

To sum up, the embodiment of the utility model provides a clamp for an ice plug treatment process, which comprises two oppositely arranged clamping sleeves 1, wherein the two clamping sleeves 1 are detachably connected; the jacket 1 is hollow, and the jacket 1 is provided with a groove 2 for a pipeline to pass through; an infusion tube 3 is arranged in the jacket 1, and both ends of the infusion tube 3 respectively penetrate through the jacket 1 and are arranged outside the jacket 1.

During actual installation, the pipeline both sides that need carry out the ice plug are arranged in respectively with two above-mentioned clamp covers 1, then carry out the centre gripping parcel with the pipeline through two clamp covers 1, in the recess 2 is gone into to the pipeline card, with two clamp covers 1 fix can, fixed back two clamp cover between 1 sealing performance is good, cause the leakage during the operation of preventing the ice plug.

After the jacket 1 is installed, saline water can be injected into the inside of the jacket 1, the inlet end of the infusion tube 3 is communicated with equipment for conveying liquid nitrogen, the liquid nitrogen is conveyed into the infusion tube 3 at the moment, the temperature of the infusion tube 3 drops suddenly and the saline water is cooled, so that the saline water is solidified, meanwhile, the saline water cools the pipeline, and fluid in the pipeline is cooled to form an ice plug. After use, the two jackets 1 are split, and the operation is convenient.

While the present invention has been described with reference to the preferred embodiments, it is to be understood that the invention is not limited to the details of the foregoing illustrative embodiments, and that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A clamp for a process of ice plug treatment is characterized in that: the clamping device comprises two oppositely arranged clamping sleeves, wherein the two clamping sleeves are detachably connected; the inner part of the jacket is hollow, and the jacket is provided with a groove for a pipeline to pass through; an infusion tube is arranged in the clamping sleeve, and two ends of the infusion tube respectively penetrate through the clamping sleeve and are arranged outside the clamping sleeve.

2. The jig for ice plug processing process according to claim 1, wherein: the clamping sleeve is provided with a mounting hole; the locking bolts respectively penetrate through the mounting holes of the two clamping sleeves and are in threaded connection with the nuts.

3. The jig for ice plug processing process according to claim 2, wherein: and the two sides of the jacket are both provided with connecting flanges, and the mounting holes are formed in the connecting flanges.

4. The jig for ice plug processing process according to claim 1, wherein: and a first sealing gasket is arranged at the joint between the two clamping sleeves and is respectively abutted against the two clamping sleeves.

5. The jig for ice plug treating process according to claim 1, wherein: and a second sealing gasket is arranged on the jacket along the groove.

6. The jig for ice plug processing process according to claim 5, wherein: the jacket is provided with a clamping groove, and the second sealing gasket is partially embedded into the clamping groove.

7. The jig for ice plug processing process according to claim 1, wherein: the infusion tube is arranged in the jacket in a bending way.

8. The jig for ice plug treating process according to claim 1, wherein: and the two clamping sleeves are provided with valves communicated with the insides of the two clamping sleeves.

9. The jig for ice plug processing process according to claim 1, wherein: the inner diameter of the outlet end of the infusion tube is larger than the inner diameter of the tube body of the infusion tube.

10. The jig for ice plug treating process according to claim 1, wherein: the medical drainage tube is characterized by also comprising a bent drainage tube, wherein one end of the drainage tube is provided with a connector, and the connector is provided with internal threads; the outer side wall of the inlet end of the infusion tube is provided with external threads, and the connector is in threaded connection with the inlet end of the infusion tube.

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