Pressure-resistant spray tank

Abstract

A pressure-resistant spray tank comprises a first tank, a first sealing body, a second tank, a second sealing body and a discharging assembly. The first tank is connected with the first sealing body to form a first cavity, and the first cavity is used for containing a first component and first pressure gas; the second tank is connected with the second sealing body to form a second cavity for containing a second component and second pressure gas; the second sealing body is connected with the first sealing body; the discharging assembly is connected with the first sealing body and is used for releasing the first component and the second component of the first cavity and the second cavity; the first tank is provided with a sealing protrusion for connection with a first sealing body. The multi-component filling bottle is convenient to carry, multiple components are filled in the integrated bottle body, and the problem that a certain component is forgotten to be taken is avoided; a pressure-resistant design is adopted, so that simultaneous automatic controllable spraying of multiple components can be realized, and the operation is simple, convenient and controllable; wherein after the components are consumed, the components can be filled again, high-pressure gas can be injected, reutilization is achieved, and environmental protection is achieved.

Description

Technical Field

[0001] The utility model belongs to the field of small pressure-resistant containers, in particular to a pressure-resistant spray tank. Background Art

[0002] In production and life, especially in maintenance, pressure sprays are often used, such as rust remover, loosening agent, polyurethane adhesive spray, etc.

[0003] However, most of them are currently used for single-component filling. Even if two components are used, they need to be prepared separately or two bottles need to be put into a double-tube glue gun for squeezing. First of all, it is inconvenient to carry, and the operation is cumbersome. There is also the situation of forgetting to bring a component during use.

[0004] The market needs a product that can carry more than one component at the same time and can be operated conveniently. Utility Model Content

[0005] The utility model aims to provide a pressure-resistant spray can to solve the technical problem of integrated carrying and use of multi-component reactants.

[0006] To achieve the above purpose, the specific technical solution of a pressure-resistant spray tank of the utility model is as follows:

[0007] A pressure-resistant spray tank, comprising a first tank, a first sealing body, a second tank, a second sealing body and a discharge assembly;

[0008] The first tank is connected to the first sealing body to form a first cavity for loading the first component and the first pressure gas;

[0009] The second tank is connected to the second sealing body to form a second cavity for loading a second component and a second pressure gas;

[0010] The second sealing body is connected to the first sealing body;

[0011] The discharge assembly is connected to the first sealing body and is used to release the first component and the second component from the first cavity and the second cavity;

[0012] The first tank is provided with a sealing protrusion for connecting with the first sealing body.

[0013] Furthermore, the first sealing body comprises a disc-shaped base, a protruding ring is arranged on one side of the disc-shaped base, a connecting pipe is arranged on the other side, and a ring frame which is integrally injection-molded with the base and the protruding ring;

[0014] The cross-sectional interface of the ring frame is S-shaped, one end of the S-shaped is immersed in the protruding ring, and the other end is mechanically engaged with the sealing protrusion of the first tank to form a sealing structure;

[0015] The base is also provided with a first hole and a second hole;

[0016] The connecting pipe is a central control structure, which is connected to the first hole. A sealing groove is arranged on the outer side of the connecting pipe, and an external thread is arranged on the lower part of the connecting pipe.

[0017] Furthermore, the first tank further comprises a lower tank body and an upper tank body, and a pressure-resistant ring is provided at the transition between the lower tank body and the upper tank body, and the pressure-resistant ring can improve the pressure resistance strength of the connection part between the lower tank body and the upper tank body;

[0018] The upper part of the second tank is provided with a rolling groove, the upper tank body of the rolling groove is a supporting part, and the top of the second tank is provided with a folding part, which is used to form a sealing structure with the second sealing body.

[0019] Furthermore, the second sealing body is an annular structure, provided with an outer ring and an inner ring; a reinforcing rib is provided between the outer ring and the inner ring; specifically, the folding portion of the second tank is engaged with the outer ring;

[0020] An inner thread is provided inside one side of the inner ring connected to the outer ring, and is matched with the outer thread of the connecting pipe;

[0021] When the second sealing body is connected to the first sealing body, the second sealing body is screwed together with the external thread of the connecting pipe through the internal thread, and the inner ring is sleeved on the outside of the connecting pipe;

[0022] A second sealing ring is arranged in the sealing groove, and the inner ring presses the sealing ring to further increase the sealing pressure resistance performance of the connection between the second sealing body and the first sealing body.

[0023] Furthermore, a first sealing ring is arranged between the folding portion and the outer ring.

[0024] Furthermore, the discharging assembly includes a discharging member, a sealing member and a pressing portion;

[0025] The sealing member is installed outside the material discharging member to form a material control member, the pressing portion is connected to the material control member, and the material control member is arranged in the first hole and the second hole of the first sealing body;

[0026] The pressing part is provided with a first material pipe and a second material pipe respectively connected to the first hole and the material control component installed in the second hole; the first material pipe and the second material pipe are both connected to the third material pipe;

[0027] The first material pipe and the second material pipe are composed of an inner pipe and an outer pipe.

[0028] Furthermore, the main body of the discharge member is a tube body, a sealing head is arranged on one side of the tube body to seal one end of the tube body to form a discharge hole, the discharge hole is a one-way hollow structure, a pressure-applying part is arranged on the other side of the tube body, and the pressure-applying part is an annular flange; a discharge groove is opened on one side of the tube body close to the sealing head; the discharge groove is connected to the discharge hole;

[0029] The inner tubes of the first material tube and the second material tube can be inserted into the discharge hole, and the outer tubes are matched with the annular flange of the pressure-applying part.

[0030] Further, the sealing member is an elastic member, the main body is a base tube, and the hollow structure forms a through hole;

[0031] A second ring protrusion is arranged at one end of the base tube; a compression part is arranged at the other end, and a first ring protrusion is arranged at a position of the base tube close to the compression part;

[0032] The sealing element is installed on the outside of the discharge element, and the second sealing ring is connected to the sealing head.

[0033] The compression part is connected to the pressure part, the material control component is installed in the first hole and the second hole of the first sealing body, the base of the first sealing body is located between the first ring protrusion and the second ring protrusion, and the distance between the first ring protrusion and the second ring protrusion cooperates with the thickness of the base to form a sealing structure.

[0034] Furthermore, a sealing ring is arranged in the space surrounded by the S-shaped ring frame and the protruding ring.

[0035] Furthermore, sealant is poured into the space between the S-shaped ring frame and the protruding ring.

[0036] Furthermore, a sealing gasket or pre-coated sealing glue is arranged between the S-shaped ring frame and the sealing protrusion of the first tank.

[0037] Furthermore, it also includes an extension tube, which is installed on the third material tube of the pressing part.

[0038] Furthermore, a material pressing frame is arranged on the outer bottle, and the material pressing frame comprises a fixing frame and a pressing handle; the pressing handle is movably mounted on the fixing frame, and the fixing frame is detachably mounted on the ring frame.

[0039] The utility model has the following advantages:

[0040] 1. The product of the utility model is easy to carry, and multiple components are filled in an integrated bottle body, so there will be no problem of forgetting to bring a certain component;

[0041] 2. The pressure-resistant design can realize automatic and controllable spraying of multiple components at the same time, and the operation is simple and controllable;

[0042] 3. After the components are consumed, they can be refilled with components and high-pressure gas to achieve reuse, which is green and environmentally friendly;

[0043] 4. The isolated filling of components makes it easier for multi-component reactive chemical products to be applied in the market. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] Figure 1 The following is a schematic diagram of the use status of an embodiment of the utility model. Figure 1 ;

[0045] Figure 2 A front view of an embodiment of the utility model;

[0046] Figure 3 A top view of an embodiment of the utility model;

[0047] Figure 4 For the utility model Figure 2 AA section view;

[0048] Figure 5 For the utility model Figure 3 BB cross-sectional view;

[0049] Figure 6 This is a schematic diagram of the pressing part structure of the utility model;

[0050] Figure 7 This is a schematic structural diagram of the first sealing body of the utility model;

[0051] Figure 8 A top view of a first sealing body of the utility model;

[0052] Fig. 9 It is a front view of the first sealing body of the utility model;

[0053] Fig.10 For the utility model Figure 8 BB cross-sectional view;

[0054] Fig.11 It is a structural schematic diagram of the material discharging part of the utility model;

[0055] Fig.12 It is a top view of the discharging piece of the utility model;

[0056] Fig.13 For the utility model Fig.12 BB cross-sectional view;

[0057] Fig.14 It is a front view of the discharging member of the utility model;

[0058] Fig.15 For the utility model Fig.12 CC section view;

[0059] Fig.16 This is a schematic diagram of the seal structure of the utility model;

[0060] Fig.17 This is a front view of the seal of the utility model;

[0061] Fig.18It is a structural schematic diagram of the second sealing body of the utility model;

[0062] Fig.19 The following is a schematic diagram of the use status of an embodiment of the utility model. Figure 2 .

[0063] Description of the markings in the figure:

[0064] 1. First tank; 1-1. Lower tank body; 1-2. Upper tank body; 1-3. Pressure-resistant ring; 1-4. Sealing protrusion;

[0065] 2. First sealing body; 2-1. Base body; 2-2. Protruding ring; 2-3. Ring frame; 2-4. Connecting pipe; 2-5. First hole; 2-6. Second hole; 2-7. Sealing groove;

[0066] 3. Sealing ring;

[0067] 4. Second sealing body; 4-1. Outer ring; 4-2. Inner ring; 4-3. Reinforcement ribs;

[0068] 5. Second tank; 5-1. Supporting part; 5-2. Rolling groove; 5-3. Folding part;

[0069] 6. Discharging part; 6-1. Tube body; 6-2. Pressure applying part; 6-3. Sealing head; 6-4. Discharging trough; 6-5. Discharging hole;

[0070] 7. Sealing member; 7-1. Base tube; 7-2. First ring protrusion; 7-3. Second ring protrusion; 7-4. Through hole; 7-5. Compression part;

[0071] 8. Pressing part; 8-1. First material pipe; 8-2. Second material pipe; 8-3. Third material pipe;

[0072] 9. First sealing ring; 10. Second sealing ring. DETAILED DESCRIPTION

[0073] In order to better understand the purpose, structure and function of the utility model, the following is a further detailed description of a pressure-resistant spray tank of the utility model in conjunction with the accompanying drawings.

[0074] In order to solve the technical problem that two-component products need to be prepared separately or two bottles need to be squeezed into a double-tube glue gun, which is a cumbersome operation, a pressure-resistant spray tank that can be filled with more than one component at the same time has been designed through a lot of practical research. It can realize that more than one component can be automatically sprayed out in a controllable manner under the impetus of high-pressure gas, and the components can be mixed for use.

[0075] The structure and implementation of the pressure-resistant spray tank will be described in detail below.

[0076] like Figure 1-5As shown, the overall structure of the pressure-resistant spray tank and the structure and connection relationship of each component are shown.

[0077] A pressure-resistant spray tank, comprising a first tank 1, a first sealing body 2, a second tank 5, a second sealing body 4 and a discharging assembly;

[0078] The first tank 1 is connected with the first sealing body 2 to form a first cavity for loading the first component and the first pressure gas;

[0079] The second tank 5 is connected to the second sealing body 4 to form a second cavity for loading the second component and the second pressure gas;

[0080] The second sealing body 4 is connected to the first sealing body 2;

[0081] The discharge assembly is connected to the first sealing body 2 and is used to release the first component and the second component from the first cavity and the second cavity;

[0082] The first tank 1 is provided with sealing protrusions 1-4 for connecting with the first sealing body 2;

[0083] like Figure 7-10 , the structure of the first sealing body 2 is shown.

[0084] The first sealing body 2 comprises a disc-shaped base body 2-1, a protruding ring 2-2 provided on one side of the disc-shaped base body 2-1, a connecting pipe 2-4 provided on the other side, and a ring frame 2-3 integrally injection-molded with the base body 2-1 and the protruding ring 2-2;

[0085] The cross-sectional interface of the ring frame 2-3 is S-shaped, one end of the S-shaped is immersed in the protruding ring 2-2, and the other end is mechanically engaged with the sealing protrusion 1-4 of the first tank 1 to form a sealing structure.

[0086] The base body 2-1 is also provided with a first hole 2-5 and a second hole 2-6;

[0087] The connecting pipe 2-4 is a central control structure, which is connected to the first hole 2-5. A sealing groove 2-7 is arranged on the outer side of the connecting pipe 2-4, and an external thread is arranged on the lower part of the connecting pipe 2-4.

[0088] like Figure 4 , 5 As shown, the connection relationship between the first tank and the second tank and various components is shown.

[0089] The first tank 1 also includes a lower tank body 1-1 and an upper tank body 1-2. A pressure-resistant ring 1-3 is provided at the transition between the lower tank body 1-1 and the upper tank body 1-2. The pressure-resistant ring 1-3 can improve the pressure resistance of the connection part between the lower tank body 1-1 and the upper tank body 1-2.

[0090] The upper part of the second tank 5 is provided with a rolling groove 5 - 2 , the upper tank body of the rolling groove 5 - 2 is the supporting part 5 - 1 , and the top of the second tank 5 is provided with a folding part 5 - 3 , which is used to form a sealing structure with the second sealing body 4 .

[0091] like Fig.18 , the structure of the second sealing body 4 is shown.

[0092] The second sealing body 4 is an annular structure, provided with an outer ring 4-1 and an inner ring 4-2; a reinforcing rib 4-3 is provided between the outer ring 4-1 and the inner ring 4-2; specifically, the folding portion 5-3 of the second tank 5 is engaged with the outer ring 4-1.

[0093] To further enhance the sealing effect, a first sealing ring 9 is provided between the folding portion 5 - 3 and the outer ring 4 - 1 .

[0094] The inner side of the inner ring 4-2 connected to the outer ring 4-1 is provided with an internal thread, which cooperates with the external thread of the connecting pipe 2-4.

[0095] When the second sealing body 4 is connected to the first sealing body 2, the second sealing body 4 is screwed together with the external thread of the connecting pipe 2-4 through the internal thread, and the inner ring 4-2 is sleeved on the outer side of the connecting pipe 2-4.

[0096] A second sealing ring 10 is arranged in the sealing groove 2 - 7 , and the inner ring 4 - 2 presses the sealing ring to further increase the sealing pressure resistance performance of the connection between the second sealing body 4 and the first sealing body 2 .

[0097] like Figure 6 , 11 -17, showing the structure of the various components of the discharge assembly.

[0098] The discharging assembly comprises a discharging member 6, a sealing member 7 and a pressing portion 8;

[0099] The sealing member 7 is installed outside the material discharging member 6 to form a material control component. The pressing portion 8 is connected to the material control component. The material control component is arranged in the first hole 2 - 5 and the second hole 2 - 6 of the first sealing body 2 .

[0100] The pressing portion 8 is provided with a first material pipe 8-1 and a second material pipe 8-2 respectively connected to the material control components installed in the first hole 2-5 and the second hole 2-6; the first material pipe 8-1 and the second material pipe 8-2 are both connected to the third material pipe 8-3.

[0101] The first material pipe 8-1 and the second material pipe 8-2 are composed of an inner pipe and an outer pipe.

[0102] The main body of the discharge member 6 is a tube body 6-1, and a sealing head 6-3 is arranged on one side of the tube body 6-1 to close one end of the tube body 6-1 to form a discharge hole 6-5. The discharge hole 6-5 is a one-way hollow structure. A pressure-applying part 6-2 is arranged on the other side of the tube body 6-1, and the pressure-applying part 6-2 is an annular flange; a discharge groove 6-4 is opened on one side of the tube body 6-1 close to the sealing head 6-3; the discharge groove 6-4 is connected to the discharge hole 6-5.

[0103] The inner tubes of the first material tube 8-1 and the second material tube 8-2 can be inserted into the discharge hole 6-5, and the outer tubes are matched with the annular flange of the pressure-applying part 6-2.

[0104] The sealing member 7 is an elastic member, the main body of which is a base tube 7-1, and the hollow structure forms a through hole 7-4;

[0105] A second ring protrusion 7-3 is disposed at one end of the base tube 7-1; a compression portion 7-5 is disposed at the other end, and a first ring protrusion 7-2 is disposed at a position of the base tube 7-1 close to the compression portion 7-5.

[0106] During assembly, the sealing member 7 is installed on the outside of the discharge member 6, and the second sealing ring 3 is connected to the sealing head 6-3.

[0107] The compression part 7-5 is connected to the pressure part 6-2, and the composed material control component is installed in the first hole 2-5 and the second hole 2-6 of the first sealing body 2. The base 2-1 of the first sealing body 2 is located between the first ring protrusion 7-2 and the second ring protrusion 7-3. The distance between the first ring protrusion 7-2 and the second ring protrusion 7-3 is matched with the thickness of the base 2-1 to form a sealing structure.

[0108] When in use, the two components are contained in the first cavity and the second cavity respectively, and the first cavity and the second cavity are both filled with high-pressure gas.

[0109] When the components need to be sprayed out, the bottle body is turned upside down, and the pressing part 8 is pressed down to drive the discharge member 6 to move downward. The pressure-applying part 6-2 of the discharge member 6 compresses the compression part 7-5 of the sealing member 7, and the discharge groove 6-4 of the discharge member 6 will no longer be sealed by the sealing member 7.

[0110] Driven by the high-pressure gas, the two components enter the discharge hole 6-5 from the discharge groove 6-4, and then pass through the first material pipe 8-1 and the second material pipe 8-2 of the pressing part 8, and finally are mixed and sprayed out through the third material pipe 8-3.

[0111] In order to further improve the pressure resistance of the seal, a sealing ring 3 is arranged in the space surrounded by the S-shaped ring frame 2-3 and the protruding ring 2-2.

[0112] It should be noted here that sealant can also be poured into the space surrounded by the S-shaped ring frame 2-3 and the protruding ring 2-2.

[0113] A sealing gasket or pre-coated sealant may also be provided between the S-shaped ring frame 2 - 3 and the sealing protrusion 1 - 4 of the first tank 1 .

[0114] Furthermore, an extension tube can be adapted and installed on the third material tube 8-3 of the pressing part 8. Adding the extension tube is suitable for injecting materials deep into the structure.

[0115] In order to facilitate the pressing and discharging of materials, a material pressing frame can also be arranged on the outer bottle, and the material pressing frame includes a fixing frame and a pressing handle; the pressing handle is movably mounted on the fixing frame, and the fixing frame is detachably mounted on the ring frame 2-3.

[0116] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A pressure-resistant spray tank, characterized in that: It comprises a first tank (1), a first sealing body (2), a second tank (5), a second sealing body (4) and a discharging assembly; The first tank (1) is connected to the first sealing body (2) to form a first cavity for loading a first component and a first pressure gas; The second tank (5) is connected to the second sealing body (4) to form a second cavity for loading a second component and a second pressure gas; The second sealing body (4) is connected to the first sealing body (2); The discharge assembly is connected to the first sealing body (2) and is used to release the first component and the second component of the first cavity and the second cavity; The first tank (1) is provided with a sealing protrusion (1-4) for connecting with the first sealing body (2).

2. The pressure-resistant spray tank according to claim 1, characterized in that: The first sealing body (2) comprises a disc-shaped base body (2-1), a protruding ring (2-2) provided on one side of the disc-shaped base body (2-1), a connecting pipe (2-4) provided on the other side, and a ring frame (2-3) integrally injection-molded with the base body (2-1) and the protruding ring (2-2); The cross-sectional interface of the ring frame (2-3) is S-shaped, one end of the S-shaped part is immersed in the protruding ring (2-2), and the other end is mechanically engaged with the sealing protrusion (1-4) of the first tank (1) to form a sealing structure; The base body (2-1) is also provided with a first hole (2-5) and a second hole (2-6); The connecting pipe (2-4) is a central control structure, connected to the first hole (2-5), a sealing groove (2-7) is arranged on the outside of the connecting pipe (2-4), and an external thread is arranged at the bottom of the connecting pipe (2-4).

3. The pressure-resistant spray tank according to claim 1, characterized in that: The first tank (1) further comprises a lower tank body (1-1) and an upper tank body (1-2), wherein a pressure-resistant ring (1-3) is provided at a transition point between the lower tank body (1-1) and the upper tank body (1-2), and the pressure-resistant ring (1-3) can improve the pressure resistance strength of the connection portion between the lower tank body (1-1) and the upper tank body (1-2); The upper part of the second tank (5) is provided with a rolling groove (5-2), the upper tank body of the rolling groove (5-2) is the supporting part (5-1), and the top of the second tank (5) is provided with a folding part (5-3), which is used to form a sealing structure with the second sealing body (4).

4. The pressure-resistant spray tank according to claim 3, characterized in that: The second sealing body (4) is an annular structure, provided with an outer ring (4-1) and an inner ring (4-2); a reinforcing rib (4-3) is provided between the outer ring (4-1) and the inner ring (4-2); specifically, the folding portion (5-3) of the second tank (5) is engaged with the outer ring (4-1); An internal thread is provided inside the side where the inner ring (4-2) is connected to the outer ring (4-1), and is matched with the external thread of the connecting pipe (2-4); When the second sealing body (4) is connected to the first sealing body (2), the second sealing body (4) is screwed together with the external thread of the connecting pipe (2-4) through the internal thread, and the inner ring (4-2) is sleeved on the outside of the connecting pipe (2-4); A second sealing ring (10) is arranged in the sealing groove (2-7), and the inner ring (4-2) compresses the sealing ring to further increase the sealing pressure resistance performance of the connection between the second sealing body (4) and the first sealing body (2).

5. The pressure-resistant spray tank according to claim 4, characterized in that: A first sealing ring (9) is arranged between the folding portion (5-3) and the outer ring (4-1).

6. The pressure-resistant spray tank according to claim 2, characterized in that: The discharging assembly comprises a discharging member (6), a sealing member (7) and a pressing portion (8); The sealing member (7) is installed outside the material discharging member (6) to form a material control member, the pressing portion (8) is connected to the material control member, and the material control member is arranged in the first hole (2-5) and the second hole (2-6) of the first sealing body (2); The pressing part (8) is provided with a first material pipe (8-1) and a second material pipe (8-2) respectively connected to the material control components installed in the first hole (2-5) and the second hole (2-6); the first material pipe (8-1) and the second material pipe (8-2) are both connected to the third material pipe (8-3); The first material pipe (8-1) and the second material pipe (8-2) are composed of an inner pipe and an outer pipe.

7. The pressure-resistant spray tank according to claim 6, characterized in that: The main body of the discharge member (6) is a tube body (6-1), a sealing head (6-3) is arranged on one side of the tube body (6-1) to seal one end of the tube body (6-1) to form a discharge hole (6-5), the discharge hole (6-5) is a one-way hollow structure, a pressure-applying portion (6-2) is arranged on the other side of the tube body (6-1), and the pressure-applying portion (6-2) is an annular flange; a discharge groove (6-4) is opened on one side of the tube body (6-1) close to the sealing head (6-3); the discharge groove (6-4) is connected to the discharge hole (6-5); The inner tubes of the first material tube (8-1) and the second material tube (8-2) can be inserted into the discharge hole (6-5), and the outer tubes are matched with the annular flange of the pressure-applying part (6-2).

8. The pressure-resistant spray tank according to claim 6, characterized in that: The sealing member (7) is an elastic member, the main body of which is a base tube (7-1), and the hollow structure forms a through hole (7-4); A second ring protrusion (7-3) is provided at one end of the base tube (7-1); a compression portion (7-5) is provided at the other end; and a first ring protrusion (7-2) is provided at a position of the base tube (7-1) close to the compression portion (7-5); The sealing member (7) is installed on the outside of the discharge member (6), and the second sealing ring (3) is connected to the sealing head (6-3). The compression part (7-5) is connected to the pressure-applying part (6-2), the material control component is installed in the first hole (2-5) and the second hole (2-6) of the first sealing body (2), the base (2-1) of the first sealing body (2) is located between the first ring protrusion (7-2) and the second ring protrusion (7-3), and the distance between the first ring protrusion (7-2) and the second ring protrusion (7-3) is matched with the thickness of the base (2-1) to form a sealing structure.

9. The pressure-resistant spray tank according to claim 2, characterized in that: A sealing ring (3) is arranged in the space surrounded by the S-shaped ring frame (2-3) and the protruding ring (2-2).

10. The pressure-resistant spray tank according to claim 2, characterized in that: Sealant is poured into the space surrounded by the S-shaped ring frame (2-3) and the protruding ring (2-2).

11. The pressure-resistant spray tank according to claim 2, characterized in that: A sealing gasket or pre-coated sealing glue is arranged between the S-shaped ring frame (2-3) and the sealing protrusion (1-4) of the first tank (1).

12. The pressure-resistant spray tank according to claim 1, characterized in that: It also includes an extension tube, which is installed on the third material tube (8-3) of the pressing part (8).

13. The pressure-resistant spray tank according to claim 1, characterized in that: A material pressing frame is arranged on the outer bottle, and the material pressing frame comprises a fixing frame and a pressing handle; the pressing handle is movably mounted on the fixing frame, and the fixing frame is detachably mounted on the ring frame (2-3).

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