Anti-blocking device for spray gun

Abstract

The utility model discloses an anti-blocking device for a spray gun, which belongs to the technical field of spray guns and comprises a shell and a mounting plate mounted on the shell, an electric heating tube is mounted on the mounting plate, a connecting plate is mounted at one end of the electric heating tube, a supporting plate is mounted on the mounting plate, a top plate is arranged on the supporting plate, and a spray head is mounted at the top of the top plate. A material pipe is arranged on the spray head, a second connecting block is installed on the shell, a limiting block is installed on the second connecting block in a sliding mode, a first connecting block is installed on the installation plate, a limiting groove matched with the limiting block is formed in the first connecting block, a first clamping mechanism is installed on the limiting block, the limiting block is a T-shaped limiting block, and the limiting groove is a T-shaped limiting groove. By arranging the limiting block, sliding the limiting block, sliding the limiting block out of the limiting groove, pulling the mounting plate and taking the electric heating tube out of the shell, the damaged electric heating tube can be conveniently disassembled and replaced, bolts are not needed, and the electric heating tube is relatively convenient to assemble and disassemble.

Description

Technical Field

[0001] The utility model relates to an anti-blocking device, in particular to an anti-blocking device for a spray gun, and belongs to the technical field of spray guns. Background Art

[0002] The liquid in the spray gun will solidify at room temperature. When the spraying operation is suspended, the liquid remaining in the feed pipe will solidify, causing the spray gun to be blocked. Generally, an anti-blocking device is used to heat the remaining liquid to prevent the spray gun from being blocked.

[0003] However, in actual use, the electric heating rod of the existing anti-blocking device for spray guns will be damaged after long-term use. Generally, bolts are used to install the electric heating rod. When the electric heating rod is damaged, professional tools are needed to remove the bolts to remove and replace the electric heating rod, which is inconvenient. Utility Model Content

[0004] The main purpose of the utility model is to solve the problem that the electric heating rod cannot be conveniently disassembled and replaced, and to provide an anti-blocking device for a spray gun.

[0005] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0006] A spray gun anti-blocking device comprises a shell and a mounting plate mounted on the shell, an electric heating tube is mounted on the mounting plate, a connecting plate is mounted on one end of the electric heating tube, a support plate is mounted on the mounting plate, a top plate is arranged on the support plate, a nozzle is mounted on the top of the top plate, a material pipe is arranged on the nozzle head, a second connecting block is mounted on the shell, a limiting block is slidably mounted on the second connecting block, a first connecting block is mounted on the mounting plate, a limiting groove which cooperates with the limiting block is opened on the first connecting block, a first engaging mechanism is mounted on the limiting block, the limiting block is a T-shaped limiting block, and the limiting groove is a T-shaped limiting groove.

[0007] Preferably, the first locking mechanism includes a first cavity, a first spring and a first locking ball, the limiting block is provided with a first cavity, the interior of the first cavity is provided with a first spring, a first locking ball is provided at one end of the first spring, and the first connecting block is provided with a first locking groove that cooperates with the first locking ball.

[0008] Preferably, a sliding rod is installed on the limit block, a sliding cavity cooperating with the sliding rod is opened on the second connecting block, a first sliding block is installed on the sliding rod, and a first sliding groove cooperating with the first sliding block is opened on the second connecting block.

[0009] Preferably, an insert block is installed on the top plate, a limit frame is slidably installed on the mounting plate, a slot cooperating with the insert block is provided on the limit frame, a handle is installed on the limit frame, and an anti-slip pad is installed on the handle.

[0010] Preferably, a second slider is installed at the bottom of the limit frame, a second slide groove cooperating with the second slider is opened on the mounting plate, the second slider is a T-shaped slider, the second slide groove is a T-shaped slide groove, and a second locking mechanism is installed on the second slider.

[0011] Preferably, the second locking mechanism includes a second cavity, a second spring and a second locking ball, the second sliding block is provided with a second cavity, a second spring is installed inside the second cavity, a second locking ball is installed at one end of the second spring, and a second locking groove that cooperates with the second locking ball is provided on the mounting plate.

[0012] Beneficial technical effects of the utility model:

[0013] 1. According to the anti-blocking device for a spray gun of the utility model, by setting a limit block, sliding the limit block, sliding the limit block out of the limit groove, pulling the mounting plate, and taking the electric heating tube out of the shell, the damaged electric heating tube can be easily disassembled and replaced without using bolts, and installation and disassembly are more convenient.

[0014] 2. The electric heating tube can be limited after installation by setting the limit block as a T-shaped limit block and cooperating with the T-shaped limit groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the electric heating rod of the utility model;

[0017] Figure 3 This is a schematic diagram of the first ball-clamping structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the plug-in structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the second slider of the utility model;

[0020] Figure 6 This is a schematic diagram of the second ball-clamping structure of the utility model;

[0021] Figure 7 This is a schematic diagram of the support plate structure of the utility model.

[0022] In the figure: 1. shell; 2. mounting plate; 3. first connecting block; 4. limiting block; 5. second connecting block; 6. top plate; 7. limiting frame; 8. plug-in block; 9. nozzle; 10. handle; 11. first clamping ball; 12. electric heating tube; 13. connecting plate; 14. material tube; 15. first spring; 16. sliding rod; 17. first slider; 18. second slider; 19. second clamping ball; 20. second spring; 21. support plate. DETAILED DESCRIPTION

[0023] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation methods of the present invention are not limited thereto.

[0024] like Figure 1-Figure 7 As shown, the anti-blocking device for a spray gun provided in this embodiment includes a shell 1 and a mounting plate 2 installed on the shell 1, an electric heating tube 12 is installed on the mounting plate 2, a connecting plate 13 is installed at one end of the electric heating tube 12, a support plate 21 is installed on the mounting plate 2, a top plate 6 is arranged on the support plate 21, a nozzle 9 is installed on the top of the top plate 6, a material pipe 14 is arranged on the nozzle 9, a second connecting block 5 is installed on the shell 1, a limiting block 4 is slidably installed on the second connecting block 5, a first connecting block 3 is installed on the mounting plate 2, and a connection is provided on the first connecting block 3. The limit blocks 4 cooperate with each other in the limit grooves, and a first locking mechanism is installed on the limit block 4. The limit block 4 is a T-shaped limit block, and the limit groove is a T-shaped limit groove. By setting the limit block 4, sliding the limit block 4, sliding the limit block 4 out of the limit groove, pulling the mounting plate 2, and taking the electric heating tube 12 out of the shell 1, it is convenient to disassemble and replace the damaged electric heating tube 12 without using bolts, and the installation and disassembly are relatively convenient. By setting the limit block 4 as a T-shaped limit block and cooperating with the T-shaped limit groove, the installed electric heating tube 12 can be limited.

[0025] In this embodiment, if Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the first engaging mechanism includes a first cavity, a first spring 15 and a first clamping ball 11. The limit block 4 is provided with a first cavity, and the first spring 15 is installed inside the first cavity. The first clamping ball 11 is installed at one end of the first spring 15. The first connecting block 3 is provided with a first clamping groove that cooperates with the first clamping ball 11. By setting the first clamping ball 11 to be engaged with the first clamping groove, the sliding limit block 4 can be limited, and then the installed electric heating tube 12 can be limited. A sliding rod 16 is installed on the limit block 4, and a sliding cavity that cooperates with the sliding rod 16 is provided on the second connecting block 5. A first slider 17 is installed on the sliding rod 16. The second connecting block 5 is provided with a first sliding groove that cooperates with the first slider 17. By setting the sliding rod 16 to be slidably connected with the sliding cavity, the limit block 4 can be easily slid out of the limiting groove, and the limit block 4 can be guided and limited by setting the first slider 17 to be slidably connected with the first sliding groove.

[0026] In this embodiment, if Figure 1 , Figure 4 , Figure 5 and Figure 6 As shown, an insert block 8 is installed on the top plate 6, a limiting frame 7 is slidably installed on the mounting plate 2, a slot that cooperates with the insert block 8 is opened on the limiting frame 7, a handle 10 is installed on the limiting frame 7, and an anti-skid pad is installed on the handle 10. By setting the limiting frame 7, sliding the limiting frame 7, and sliding the insert block 8 into the slot, the top plate 6, the nozzle 9 and the material tube 14 can be installed. By setting the handle 10, it is convenient to pull the limiting frame 7. By setting the anti-skid pad, the friction of the handle 10 can be increased. A second slider 18 is installed at the bottom of the limiting frame 7, and a second slide groove that cooperates with the second slider 18 is opened on the mounting plate 2. The second slider 18 is a T-shaped slider, and the second slide groove is a T-shaped slide groove. A second locking mechanism is installed on the slider 18. By setting the second slider 18 to be slidably connected with the second slide groove, the plug block 8 can be easily slid into the slot. By setting the second slider 18 to be a T-shaped slider and cooperating with the T-shaped slide groove, the limit frame 7 can be guided and limited. The second locking mechanism includes a second cavity, a second spring 20 and a second locking ball 19. A second cavity is opened on the second slider 18, and a second spring 20 is installed inside the second cavity. A second locking ball 19 is installed at one end of the second spring 20. A second locking groove that cooperates with the second locking ball 19 is opened on the mounting plate 2. By setting the second locking ball 19 to be engaged with the second locking groove, the sliding plug block 8 can be limited.

[0027] In this embodiment, if Figure 1-Figure 7 As shown, the working process of the anti-blocking device for a spray gun provided in this embodiment is as follows:

[0028] Step 1: The electric heating tube 12 is started to heat the residual liquid in the material tube 14 to prevent the liquid from solidifying and causing the nozzle 9 to be blocked;

[0029] Step 2: When the electric heating tube 12 needs to be disassembled and replaced, the sliding limit block 4, the first slider 17 slides in the first slide groove, the first card ball 11 is pulled out from the first card groove, and the electric heating tube 12 is pulled to disassemble and replace the electric heating tube 12;

[0030] Step 3: When the top plate 6, nozzle 9 and material tube 14 need to be installed, place the top plate 6 on the support plate 21, slide the limit frame 7, the second slider 18 slides in the second slide groove, the insert block 8 slides into the slot, and the second card ball 19 is inserted into the card slot to install the top plate 6.

[0031] In summary, in the present embodiment, according to the anti-blocking device for the spray gun of the present embodiment, by setting the limit block 4, sliding the limit block 4, sliding the limit block 4 out of the limit groove, pulling the mounting plate 2, and taking the electric heating tube 12 out of the shell 1, it is convenient to disassemble and replace the damaged electric heating tube 12 without using bolts, and the installation and disassembly are relatively convenient. By setting the limit block 4 as a T-shaped limit block and the T-shaped limit groove to cooperate with each other, the installed electric heating tube 12 can be limited. By setting the first card ball 11 to be engaged with the first card groove, the sliding limit block 4 can be limited, and the installed electric heating tube 12 can be limited. By setting the sliding rod 16 to be slidably connected with the sliding cavity, it is convenient to limit the limit The block 4 slides out of the limit groove, and the limit block 4 can be guided and limited by setting the first slider 17 and slidingly connecting it with the first slide groove. By setting the limit frame 7 and sliding the limit frame 7, the insert block 8 is slid into the slot to install the top plate 6, the nozzle 9 and the material tube 14. By setting the handle 10, it is convenient to pull the limit frame 7. By setting the anti-slip pad, the friction of the handle 10 can be increased. By setting the second slider 18 and slidingly connecting it with the second slide groove, it is convenient to slide the insert block 8 into the slot. By setting the second slider 18 as a T-shaped slider and cooperating with the T-shaped slide groove, the limit frame 7 can be guided and limited. By setting the second card ball 19 and engaging with the second card groove, the sliding insert block 8 can be limited.

[0032] The above is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the scope disclosed by the present invention according to the technical solution and concept of the present invention, which fall within the protection scope of the present invention.

Claims

1. A spray gun anti-blocking device, characterized in that: The invention comprises a shell (1) and a mounting plate (2) mounted on the shell (1), an electric heating tube (12) being mounted on the mounting plate (2), a connecting plate (13) being mounted on one end of the electric heating tube (12), a supporting plate (21) being mounted on the mounting plate (2), a top plate (6) being arranged on the supporting plate (21), a nozzle (9) being mounted on the top of the top plate (6), a material pipe (14) being arranged on the nozzle head (9), a second connecting block (5) being mounted on the shell (1), a limiting block (4) being slidably mounted on the second connecting block (5), a first connecting block (3) being mounted on the mounting plate (2), a limiting groove being arranged on the first connecting block (3) and cooperating with the limiting block (4), a first engaging mechanism being mounted on the limiting block (4), the limiting block (4) being a T-shaped limiting block, and the limiting groove being a T-shaped limiting groove.

2. The anti-blocking device for a spray gun according to claim 1, characterized in that: The first locking mechanism comprises a first cavity, a first spring (15) and a first locking ball (11); the limiting block (4) is provided with a first cavity, the first spring (15) is installed inside the first cavity, the first locking ball (11) is installed at one end of the first spring (15), and the first connecting block (3) is provided with a first locking groove that cooperates with the first locking ball (11).

3. The anti-blocking device for a spray gun according to claim 1, characterized in that: The limit block (4) is provided with a slide rod (16), the second connecting block (5) is provided with a slide cavity which cooperates with the slide rod (16), the slide rod (16) is provided with a first slide block (17), and the second connecting block (5) is provided with a first slide groove which cooperates with the first slide block (17).

4. The anti-blocking device for a spray gun according to claim 1, characterized in that: An insert block (8) is installed on the top plate (6), a limit frame (7) is slidably installed on the mounting plate (2), a slot that cooperates with the insert block (8) is provided on the limit frame (7), a handle (10) is installed on the limit frame (7), and an anti-slip pad is installed on the handle (10).

5. The anti-blocking device for a spray gun according to claim 4, characterized in that: A second slider (18) is installed at the bottom of the limiting frame (7), and a second slide groove cooperating with the second slider (18) is opened on the mounting plate (2). The second slider (18) is a T-shaped slider, and the second slide groove is a T-shaped slide groove. A second locking mechanism is installed on the second slider (18).

6. The anti-blocking device for a spray gun according to claim 5, characterized in that: The second engaging mechanism comprises a second cavity, a second spring (20) and a second locking ball (19); the second sliding block (18) is provided with a second cavity, a second spring (20) is installed inside the second cavity, a second locking ball (19) is installed at one end of the second spring (20), and the mounting plate (2) is provided with a second locking groove which cooperates with the second locking ball (19).

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