CN215196074U - Be applied to leak-proof spray gun that can change on line in tower ware - Google Patents
Be applied to leak-proof spray gun that can change on line in tower ware Download PDFInfo
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- CN215196074U CN215196074U CN202121447085.XU CN202121447085U CN215196074U CN 215196074 U CN215196074 U CN 215196074U CN 202121447085 U CN202121447085 U CN 202121447085U CN 215196074 U CN215196074 U CN 215196074U
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Abstract
The utility model relates to a leakage-proof spray gun which is applied in a tower and can be replaced online, belonging to the technical field of injection devices, comprising a sleeve and a spray gun body, wherein the sleeve is connected on the tower, one end of the sleeve is positioned in the tower, and the other end is positioned outside the tower; a first valve is arranged on the casing pipe and the pipe section positioned outside the tower; a sliding sealing structure is arranged on the spray gun pipe body in a sliding and sealing manner, and the sliding sealing structure is detachably connected with the end part of the sleeve outside the tower; and a nozzle is arranged at one end of the spray gun pipe body, and one end of the spray gun pipe body, which is close to the nozzle, can penetrate through the sleeve and the first valve. Through adopting above-mentioned technical scheme, the application provides prevents leaking the spray gun, can dismantle, maintain and change the spray gun under the condition of avoiding the tower to cut off.
Description
Technical Field
The utility model belongs to the technical field of injection apparatus, concretely relates to be applied to can change on line in tower and prevent leaking spray gun.
Background
Liquid or dust needs to be sprayed in a plurality of closed facilities such as towers, tanks, pipelines and the like in metallurgical plants and other industrial plants to achieve the purposes of removing harmful substances, cooling, removing dust and the like. These closed columns generally need to be sealed from the outside atmosphere.
At present, no leakage-proof spray gun capable of being replaced on line exists, so that when the spray gun is replaced or overhauled, a tower is usually required to be cut off, and the replacement of the medium in the tower can be carried out only after the medium in the tower is completely replaced; in extreme cases, even production facilities need to be stopped for replacement or maintenance; the operation is very troublesome and has a great influence on the production.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model aims to provide a but be applied to the online change in the tower prevent leaking the spray gun, can be under the condition of avoiding the tower to cut off, dismantle, maintain and change the spray gun.
In order to realize the purpose of the utility model, the utility model provides a technical scheme as follows:
a leakage-proof spray gun capable of being replaced on line applied to a tower comprises a sleeve and a spray gun tube body, wherein the sleeve is connected to the tower, one end of the sleeve is located in the tower, and the other end of the sleeve is located outside the tower; a first valve is arranged on the casing pipe and the pipe section positioned outside the tower; a sliding sealing structure is arranged on the spray gun pipe body in a sliding and sealing manner, and the sliding sealing structure is detachably connected with the end part of the sleeve outside the tower; and a nozzle is arranged at one end of the spray gun pipe body, and one end of the spray gun pipe body, which is close to the nozzle, can penetrate through the sleeve and the first valve.
Preferably, the sliding seal structure comprises a seal pipeline sleeved outside the spray gun pipe body, a seal layer is arranged on the inner side of the seal pipeline, the spray gun pipe body penetrates through the seal pipeline and the seal layer and is in relative sliding connection with the seal layer, and the spray gun pipe body is sealed with the seal layer.
Preferably, a first flange a is fixed at one end of the sealed pipeline close to the tower, a first flange b is arranged at one end of the sleeve pipe outside the tower, and the first flange a and the first flange b are detachably and hermetically connected; the lance body and the nozzle may pass through the first flange b.
Preferably, a fixing structure is arranged on the outer side of the spray gun pipe body.
Preferably, the fixing structure comprises a second flange a fixed at one end of the sealed pipeline far away from the tower, and a second flange b fixed on the spray gun pipe body; the sealing pipeline is positioned on the pipe section between the second flange b and the nozzle; the second flange b can be detachably connected with the second flange a in a sealing mode.
Preferably, the first valve comprises a gate valve, and the gate valve is connected with the sleeve in a sealing manner through a flange plate.
Preferably, the spray gun further comprises an external medium pipeline, and a second valve is detachably connected between the external medium pipeline and the spray gun pipe body.
The utility model provides a be applied to the leak-proof spray gun that can change on line in the tower ware, through sleeve pipe, first valve, the sliding seal structure isotructure that sets up, can realize the online leak-proof change of spray gun. Meanwhile, the tower replacing device is quick and simple to operate in the replacing process, the condition that the tower is cut off is avoided, and the maintenance time is greatly saved. Meanwhile, in the process of maintenance, the replacement of a part of the line pair or a single spray gun can be realized, and the work of other spray guns or towers is not influenced. Through the first ring flange and the second ring flange that set up to and the sliding seal structure between the two, through two kinds of sealing methods, play sealed effect respectively under different states, realize freely switching of spray gun and tower when operating condition and maintenance state, very big assurance sealed effect, the security performance is good.
Drawings
Fig. 1 is a schematic structural view of an online replaceable leakage-proof spray gun applied to a tower of the present invention;
FIG. 2 is a schematic view of a portion of the structure of FIG. 1;
fig. 3 is a cross-sectional view of a protruded sliding seal structure of a leak-proof spray gun of the present invention, which can be replaced online and is applied in a tower;
fig. 4 is a state diagram of the on-line replaceable anti-leakage spray gun of the utility model when the projecting sleeve and the spray gun body are disassembled;
fig. 5 is a state diagram of the utility model after the disassembly of the projecting sleeve and the spray gun body in the leak-proof spray gun which can be replaced online and is applied in the tower;
reference numbers in the figures:
100. a sleeve; 110. a first valve;
200. a spray gun tube body; 210. a nozzle;
300. a sliding seal structure; 310. sealing the pipeline; 320. a sealing layer; 330. a first flange a; 340. a first flange b;
400. a fixed structure; 410. a second flange a; 420. a second flange b;
500. an external media conduit;
600. a second valve;
700. and (4) a tower.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
The utility model provides a be applied to in tower can change on line prevent leaking spray gun, refer to fig. 1-5, including sleeve pipe 100 and spray gun body 200, sleeve pipe 100 is connected on tower 700, and sleeve pipe 100 one end is located tower 700, and the other end is located outside tower 700, and its connected mode with tower 700 is sealing connection, and is concrete, can be fixed connection, also can be detachable connected mode, perhaps is the mode through the concatenation of multistage pipe, does not limit here. A first valve 110 is arranged on the casing 100 and on the pipe section outside the tower 700; a sliding sealing structure 300 is arranged on the spray gun tube body 200 in a sliding and sealing manner, and the sliding sealing structure 300 is detachably connected with the end part of the sleeve 100, which is positioned outside the tower 700; a nozzle 210 is disposed at one end of the spray gun tube 200, and the end of the spray gun tube 200 adjacent the nozzle 210 is accessible through the sleeve 100 and the first valve 110. By adopting the technical scheme, in the using process, one end of the spray gun tube body 200, which is provided with the nozzle 210, penetrates through the sleeve 100 and the first valve 110 and is positioned inside the tower 700 to work. When the spray gun of the tower 700 needs to be overhauled or the nozzle 210 needs to be replaced, the connection between the sliding seal structure 300 and the sleeve 100 is kept, the spray gun tube body 200 is slid outwards until the nozzle 210 penetrates out of the first valve 110, after the first valve 110 is closed, the sliding seal structure 300 is detached from the sleeve 100, and the spray gun tube body 200 is separated from the sleeve 100.
The sliding seal structure 300 includes a seal pipe 310 sleeved outside the spray gun pipe body 200, a seal layer 320 is disposed inside the seal pipe 310, the spray gun pipe body 200 penetrates through the seal pipe 310 and the seal layer 320 and is in relative sliding connection with the seal layer 320, and the spray gun pipe body 200 is sealed with the seal layer 320. Specifically, the sealing layer 320 is fixedly connected to the sealing sleeve 310. The specific material of the sealing layer 320 is not limited herein as long as the sealing layer can achieve a sliding sealing effect, and if the temperature environment inside the tower 700 is high, the sealing layer 320 needs to have a good high temperature resistance effect.
One end of the sealed pipeline 310 close to the tower 700 is detachably connected with the sleeve 100, specifically, one end of the sealed pipeline 310 close to the tower 700 is fixed with a first flange a330, one end of the sleeve 100, which is located outside the tower 700, is provided with a first flange b340, and the first flange a330 and the first flange b340 are detachably and hermetically connected; the lance body 200 and the nozzle 210 pass through the first flange b 340.
The outer side of the spray gun tube 200 is provided with a fixing structure 400. The fixing structure 400 comprises a second flange a410 fixed at one end of the sealing pipeline 310 far away from the tower 700, and a second flange b420 fixed on the spray gun tube body 200; the sealing tube 310 is located on the length of tubing between the second flange and the nozzle 210; the second flange b420 can be detachably and hermetically connected with the second flange a 410. The second flange a410 and the second flange b420 are provided to fix the torch body 200, and after the torch body 200 is mounted, the position of the torch body 200 is fixed. Meanwhile, the second flange a410 and the second flange b420 are hermetically connected, so that secondary sealing can be performed on the sliding sealing structure 300, and the sealing effect in the using process is ensured.
It should be noted that the first flange a330 and the second flange a410 at the two ends of the sealing sleeve 310 can limit the sealing layer 320 therebetween.
The first valve 110 comprises a gate valve, which is sealingly connected to the sleeve 100 by a flange. The gate valve may be a KFPZ73X/F/H gate valve, or other gate valves, or other types of valves, as long as the spray gun pipe body 200 and the nozzle 210 can pass through the gate valve, and the specific structure is not limited herein.
The leak-proof spray gun further comprises an external medium pipeline 500, and a second valve 600 is detachably connected between the external medium pipeline 500 and the spray gun pipe body 200. By means of the second valve 600, it is possible to control whether the medium is supplied into the lance tube 200. The control and the maintenance are convenient.
In use, the end of the lance tube 200 and the nozzle 210 are positioned through the first valve 110 and the sleeve 100 and within the tower 700 for operation, with the first flange a330 and the first flange b340 sealingly engaged with each other and the second flange a410 and the second flange b420 sealingly engaged with each other. The second valve 600 may be opened or closed as desired, or the opening value may be adjusted.
When the spray gun needs to be overhauled, the tower 700 can be prevented from being cut off, and at the moment, the second flange a410 and the second flange b420 are detached and separated from each other. The lance tube body 200 is operated to slide relative to the sliding seal structure 300. In this process, the sliding seal structure 300 can slide relative to the lance tube body 200 while maintaining a sealing relationship to prevent leakage of the media within the tower 700. During the movement, when the end of the lance tube 200 and the nozzle 210 pass through the first valve 110 and are outside the tower 700, the first valve 110 is controlled to be closed, and the tower 700 is closed through the first valve 110. The first flange a330 and the first flange b340 are separated, that is, the separation of the spray gun tube body 200 and the sleeve 100 is realized, and the spray gun tube body 200, the nozzle 210 or other parts can be maintained, replaced and replaced.
When the maintenance is finished, firstly, the first valve 110 is kept closed, one end of the spray gun pipe body 200 and the nozzle 210 are controlled to penetrate through the first flange b340, then the first flange a330 and the first flange b340 are connected in a sealing mode, the first valve 110 is opened, the sealing effect is kept through the spray gun pipe body 200 and the sliding sealing structure 300, the spray gun pipe body 200 is continuously slid until the second flange a410 and the second flange b420 are in contact and connected, and then the installation work is finished.
The utility model provides a be applied to the leak-proof spray gun that can change on line in the tower, through sleeve pipe 100, first valve 110, the sliding seal structure 300 isotructure that sets up, can realize the online leak-proof change of spray gun. Meanwhile, the replacement process is quick and simple to operate, the tower 700 is prevented from being stopped, and the maintenance time is greatly saved. Meanwhile, in the process of maintenance, the replacement of a part of the wire pair or a single spray gun can be realized, and the work of other spray guns or the tower 700 is not influenced. Through the first ring flange and the second ring flange that set up to and sliding seal structure 300 between the two, through two kinds of sealing methods, play sealed effect respectively under different states, realize the free switching of spray gun and tower 700 when operating condition and maintenance state, very big assurance sealed effect, the security performance is good.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the case of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. The anti-leakage spray gun capable of being replaced on line and applied to the tower is characterized by comprising a sleeve (100) and a spray gun tube body (200), wherein the sleeve (100) is connected to the tower (700), one end of the sleeve (100) is positioned in the tower (700), and the other end of the sleeve (100) is positioned outside the tower (700);
a first valve (110) is arranged on the casing pipe (100) and on the pipe section outside the tower (700);
a sliding sealing structure (300) is arranged on the spray gun pipe body (200) in a sliding and sealing mode, and the sliding sealing structure (300) is detachably connected with the end part, located outside the tower (700), of the sleeve (100);
a nozzle (210) is arranged at one end of the spray gun tube body (200), and one end, close to the nozzle (210), of the spray gun tube body (200) can penetrate through the sleeve (100) and the first valve (110).
2. The leak-proof spray gun capable of being replaced online applied to the tower as claimed in claim 1, wherein the sliding seal structure (300) comprises a seal pipe (310) sleeved outside the spray gun tube body (200), a sealing layer (320) is arranged inside the seal pipe (310), the spray gun tube body (200) penetrates through the seal pipe (310) and the sealing layer (320) and is in sliding connection with the sealing layer (320), and the spray gun tube body (200) is sealed with the sealing layer (320).
3. The leak-proof spray gun capable of being replaced online applied to the tower as claimed in claim 2, wherein a first flange a (330) is fixed at one end of the sealing pipeline (310) close to the tower (700), a first flange b (340) is arranged at one end of the sleeve (100) and located outside the tower (700), and the first flange a (330) and the first flange b (340) are detachably and hermetically connected;
the lance body (200) and the nozzle (210) can pass through the first flange b (340).
4. The leak-proof spray gun capable of being replaced online applied to the tower is characterized in that a fixing structure (400) is arranged on the outer side of the spray gun tube body (200).
5. The leak-proof lance that can be replaced online and that is used in a tower according to claim 4, wherein the fixing structure (400) comprises a second flange a (410) fixed to the end of the sealing pipe (310) away from the tower (700), and a second flange b (420) fixed to the lance tube (200);
the sealing pipeline (310) is positioned on the pipe section between the second flange b (420) and the nozzle (210); the second flange b (420) can be detachably connected with the second flange a (410) in a sealing mode.
6. The leak-proof lance that can be replaced online and that is used in a tower according to claim 1, wherein the first valve (110) comprises a gate valve that is sealingly connected to the sleeve (100) by a flange.
7. The leak-proof lance that can be replaced online and used in a tower of claim 1, further comprising an external medium pipe (500), wherein a second valve (600) is detachably connected between the external medium pipe (500) and the lance tube body (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121447085.XU CN215196074U (en) | 2021-06-28 | 2021-06-28 | Be applied to leak-proof spray gun that can change on line in tower ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121447085.XU CN215196074U (en) | 2021-06-28 | 2021-06-28 | Be applied to leak-proof spray gun that can change on line in tower ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215196074U true CN215196074U (en) | 2021-12-17 |
Family
ID=79431553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121447085.XU Active CN215196074U (en) | 2021-06-28 | 2021-06-28 | Be applied to leak-proof spray gun that can change on line in tower ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215196074U (en) |
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2021
- 2021-06-28 CN CN202121447085.XU patent/CN215196074U/en active Active
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