Pipe fitting installation marking tool

Abstract

The utility model provides a marking tool for installing a pipe fitting, which relates to the technical field of marking tools and comprises a sleeve plate, a sleeve cavity is arranged in the sleeve plate, a clamping structure for clamping and installing the pipe fitting is arranged in the sleeve plate, and the front end of the sleeve plate is rotatably connected with a connecting plate matched with the sleeve cavity. When the device is installed on the pipe fitting, the sleeve plate is connected to the pipe fitting in a sleeving mode, the two-way screw is driven to rotate by rotating the first rotating plate, the two clamping plates move oppositely under limiting of the limiting column, and therefore the pipe fitting is clamped, the device is installed on the pipe fitting, and during line drawing, only a paintbrush needs to be inserted into the clamping groove, and the paintbrush can make contact with the outer wall of the pipe fitting all the time under the thrust of the spring; at the moment, a user only needs to rotate the connecting plate with the pipe fitting as the center, the paintbrush can be driven to draw lines with the pipe fitting as the center, the phenomenon that the drawn lines incline is avoided, practicability is higher, the pipe fitting is inserted by drawing lines in advance, and the user can determine whether butt joint of the pipe fitting is qualified or not through the drawn lines.

Description

Technical Field

[0001] The utility model relates to the technical field of scribing tools, in particular to a pipe fitting installation scribing tool. Background Art

[0002] When the existing pipe fittings are butt-jointed and processed, they are all used after the circular pipes of the same specification and different specifications are vertically butt-jointed or butt-jointed at a certain angle. When positioning the mutual positions between the circular pipes at the installation part during butt-jointing or when the installation is damaged and needs to be replaced due to the expiration of the service life, generally, the oiled paper is used for lofting, and then the outline dimensions of the template are used to draw lines at the respective required installation positions, and then cutting is carried out by a cutting machine or gas welding.

[0003] At present, for a pipe fitting installation scribing tool in the prior art, manual scribing is carried out. Manual pipe insertion may result in incomplete pipe insertion. At this time, for the scribing mark, problems may not be detected in time after the pipe fitting is clamped, which may cause water leakage of the pipe fitting, and the scribing may be skewed, so the practicability is poor. Content of the Utility Model

[0004] The purpose of the utility model is to solve the problems in the prior art that manual pipe insertion may result in incomplete pipe insertion, and at this time, for the scribing mark, problems may not be detected in time after the pipe fitting is clamped and the scribing may be skewed, and a pipe fitting installation scribing tool is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a pipe fitting installation scribing tool, including a sleeve plate, a sleeve cavity is opened in the sleeve plate, a clamping structure for clamping and installing the pipe fitting is arranged in the sleeve plate, a connecting plate matched with the sleeve cavity is rotatably connected to the front end of the sleeve plate, a fixing plate is fixed to the top end of the connecting plate, a stud is in threaded connection with the fixing plate, and a stabilizing structure for stably contacting the scribing pen with the pipe fitting is arranged in the stud.

[0006] Preferably, the clamping structure includes a bidirectional screw arranged in the sleeve plate, clamping plates are in threaded connection on both sides of the bidirectional screw, one ends of the two clamping plates are jointly slidably connected with a limiting column, and the two clamping plates are respectively arranged on both sides of the sleeve cavity.

[0007] Preferably, the stabilizing structure includes a moving groove opened at the bottom end of the stud, a spring is fixed to the inner top wall of the moving groove, the other end of the spring is fixed with a fixing column, the end of the fixing column away from the spring penetrates through the bottom end of the stud and is arranged outside the stud, and a clamping groove is opened at the bottom end of the fixing column.

[0008] Preferably, inner cavities for the bidirectional screw, the clamping plates and the limiting column are opened in the sleeve plate, both ends of the limiting column are fixed to the sleeve plate, and both ends of the bidirectional screw are rotatably connected to the sleeve plate.

[0009] Preferably, a connecting column is fixed to one end of the bidirectional screw. The end of the connecting column away from the bidirectional screw penetrates through the sleeve plate and is fixed with a first rotating plate. An anti-slip sleeve is fixed to the outer wall of the first rotating plate.

[0010] Preferably, limiting blocks are fixed to both ends of the outer wall of the fixed column. A limiting groove matching the limiting block is formed in the stud, and the limiting groove communicates with the moving groove. A second rotating plate is fixed to the top of the stud.

[0011] Preferably, a rotating groove is formed at the front end of the sleeve plate. A rotating block is arranged in the rotating groove. One end of the rotating block penetrates through the rotating groove and is fixed to the connecting plate.

[0012] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0013] In the present utility model, first, the sleeve plate is sleeved on the pipe fitting. By rotating the first rotating plate, the bidirectional screw is driven to rotate, so that the two clamping plates move towards each other under the limitation of the limiting column, thereby clamping the pipe fitting and installing the device on the pipe fitting. When drawing a line, only need to insert a paintbrush into the card slot. Under the thrust of the spring, the paintbrush will always be in contact with the outer wall of the pipe fitting. At this time, the user only needs to rotate the connecting plate around the pipe fitting to drive the paintbrush to draw a line around the pipe fitting, and there will be no phenomenon of inclined line drawing, which is more practical. And the device inserts the pipe fitting by drawing a line in advance. The user can determine whether the butt joint of the pipe fitting is qualified through the drawn line, which is more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a perspective view of a pipe fitting installation and marking tool proposed by the present utility model;

[0015] Figure 2 is a cross-sectional view of a pipe fitting installation and marking tool proposed by the present utility model;

[0016] Figure 3 is a cross-sectional view of the clamping structure of a pipe fitting installation and marking tool proposed by the present utility model;

[0017] Figure 4 is a cross-sectional view of the stable structure of a pipe fitting installation and marking tool proposed by the present utility model.

[0018] Legend: 1. Sleeve plate; 2. Sleeve cavity; 3. Clamping structure; 301. Bidirectional screw; 302. Clamping plate; 303. Limiting column; 4. Inner cavity; 5. Connecting column; 6. First rotating plate; 7. Anti-slip sleeve; 8. Rotating groove; 9. Rotating block; 10. Connecting plate; 11. Fixed plate; 12. Stud; 13. Stable structure; 1301. Moving groove; 1302. Spring; 1303. Fixed column; 1304. Card slot; 14. Limiting block; 15. Limiting groove; 16. Second rotating plate. Detailed implementation mode

[0019] In order to more clearly understand the above-mentioned objects, features and advantages of the present utility model, the following further describes the present utility model in conjunction with the accompanying drawings and embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0020] In the following description, many specific details are set forth in order to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Therefore, the present utility model is not limited by the limitations of the specific embodiments disclosed in the following specification.

[0021] Embodiment 1, as Figures 1-4 shown, the present utility model provides a pipe fitting installation scribing tool, including a sleeve plate 1. A sleeve cavity 2 is provided inside the sleeve plate 1. A clamping structure 3 for clamping and installing the pipe fitting is provided inside the sleeve plate 1. The front end of the sleeve plate 1 is rotatably connected to a connecting plate 10 matching the sleeve cavity 2. A fixing plate 11 is fixed to the top of the connecting plate 10. A stud 12 is threadedly connected inside the fixing plate 11. A stabilizing structure 13 for stably contacting the scribing pen with the pipe fitting is provided inside the stud 12.

[0022] The overall effect achieved by the entire Embodiment 1 is that first, the sleeve plate 1 is sleeved on the pipe fitting through the sleeve cavity 2. After being sleeved, through the operation of the clamping structure 3, the device is fixed on the outer wall of the pipe fitting. Through the setting of the stabilizing structure 13, the scribing end of the scribing pen can be stably in contact with the outer wall of the pipe fitting. When scribing is required, only by rotating the connecting plate 10, the whole stabilizing structure 13 and the pen can be driven to rotate around the pipe fitting for scribing.

[0023] Embodiment 2, as Figures 1-4As shown in the figure, the clamping structure 3 includes a bidirectional screw 301 disposed inside the sleeve plate 1. Both sides of the bidirectional screw 301 are threadedly connected with clamping plates 302. One ends of the two clamping plates 302 are jointly slidably connected with a limiting column 303. The two clamping plates 302 are respectively disposed on both sides of the sleeve cavity 2. The stabilizing structure 13 includes a moving groove 1301 opened at the bottom end of the stud 12. A spring 1302 is fixed on the inner top wall of the moving groove 1301. The other end of the spring 1302 is fixed with a fixed column 1303. The end of the fixed column 1303 away from the spring 1302 penetrates the bottom end of the stud 12 and is disposed outside the stud 12. A clamping groove 1304 is opened at the bottom end of the fixed column 1303. An inner cavity 4 for the bidirectional screw 301, the clamping plates 302 and the limiting column 303 is opened inside the sleeve plate 1. Both ends of the limiting column 303 are fixed to the sleeve plate 1. Both ends of the bidirectional screw 301 are rotatably connected to the sleeve plate 1. One end of the bidirectional screw 301 is fixed with a connecting column 5. The end of the connecting column 5 away from the bidirectional screw 301 penetrates the sleeve plate 1 and is fixed with a first rotating plate 6. An anti-slip sleeve 7 is fixed on the outer wall of the first rotating plate 6. Limiting blocks 14 are fixed on both ends of the outer wall of the fixed column 1303. A limiting groove 15 matching the limiting blocks 14 is opened inside the stud 12, and the limiting groove 15 is communicated with the moving groove 1301. The top end of the stud 12 is fixed with a second rotating plate 16. A rotating groove 8 is opened at the front end of the sleeve plate 1. A rotating block 9 is disposed inside the rotating groove 8. One end of the rotating block 9 penetrates the rotating groove 8 and is fixed to the connecting plate 10.

[0024] The effect achieved by the entire Embodiment 2 is that by rotating the first rotating plate 6, the bidirectional screw 301 is driven to rotate, so that the two clamping plates 302 move towards each other under the limitation of the limiting column 303, thereby clamping the pipe fitting, and installing the device on the pipe fitting. When drawing a line, only need to insert a paintbrush into the clamping groove 1304. The paintbrush will always be in contact with the outer wall of the pipe fitting under the thrust of the spring 1302. At this time, the user only needs to rotate the connecting plate 10 around the pipe fitting, and can drive the paintbrush to draw a line around the pipe fitting, and there will be no phenomenon of inclined line drawing.

[0025] Working principle: When the device is in use, first make the sleeve plate 1 sleeved on the pipe fitting through the sleeve cavity 2. After sleeving, by rotating the first rotating plate 6, the bidirectional screw 301 is driven to rotate, so that the two clamping plates 302 move towards each other under the limitation of the limiting column 303, thereby clamping the pipe fitting and installing the device on the pipe fitting. After installation, insert a paintbrush into the clamping groove 1304. The paintbrush will always be in contact with the outer wall of the pipe fitting under the thrust of the spring 1302. At this time, the user only needs to rotate the connecting plate 10 around the pipe fitting, and can drive the paintbrush to perform line drawing treatment around the pipe fitting.

[0026] The above are only the preferred embodiments of the present utility model, and are not intended to limit the present utility model in other forms. Any person skilled in the art may use the technical content disclosed above to make changes or modifications into equivalent embodiments with equivalent changes and apply them to other fields. However, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present utility model without departing from the content of the technical solution of the present utility model still fall within the protection scope of the technical solution of the present utility model.

Claims

1. A pipe fitting installation scribing tool, comprising a sleeve plate (1), characterized in that: A sleeve plate (1) is provided with a sleeve cavity (2) inside. A clamping structure (3) for clamping and installing a pipe fitting is arranged inside the sleeve plate (1). A connecting plate (10) matching the sleeve cavity (2) is rotatably connected to the front end of the sleeve plate (1). A fixing plate (11) is fixed to the top end of the connecting plate (10). A stud (12) is threadedly connected inside the fixing plate (11). A stabilizing structure (13) for stably contacting a marking pen with the pipe fitting is arranged inside the stud (12).

2. The pipe fitting installation scribing tool according to claim 1, wherein: The clamping structure (3) includes a bidirectional screw (301) arranged inside the sleeve plate (1). Clamping plates (302) are threadedly connected to both sides of the bidirectional screw (301). One ends of the two clamping plates (302) are jointly slidably connected to a limiting column (303). The two clamping plates (302) are respectively arranged on both sides of the sleeve cavity (2).

3. The pipe fitting installation marking tool according to claim 1, characterized in that: The stabilizing structure (13) includes a moving groove (1301) opened at the bottom end of the stud (12). A spring (1302) is fixed to the inner top wall of the moving groove (1301). The other end of the spring (1302) is fixed to a fixing column (1303). One end of the fixing column (1303) away from the spring (1302) penetrates through the bottom end of the stud (12) and is arranged outside the stud (12). A clamping groove (1304) is opened at the bottom end of the fixing column (1303).

4. The pipe fitting installation marking tool according to claim 2, wherein: An inner cavity (4) for the bidirectional screw (301), the clamping plates (302) and the limiting column (303) is opened inside the sleeve plate (1). Both ends of the limiting column (303) are fixed to the sleeve plate (1). Both ends of the bidirectional screw (301) are rotatably connected to the sleeve plate (1).

5. The pipe fitting installation scribing tool according to claim 2, wherein: One end of the bidirectional screw (301) is fixed to a connecting column (5). The end of the connecting column (5) away from the bidirectional screw (301) penetrates through the sleeve plate (1) and is fixed to a first rotating plate (6). An anti-slip sleeve (7) is fixed to the outer wall of the first rotating plate (6).

6. The pipe fitting installation marking tool according to claim 3, characterized in that: Limit blocks (14) are fixed to both ends of the outer wall of the fixing column (1303). A limiting groove (15) matching the limit blocks (14) is opened inside the stud (12), and the limiting groove (15) is communicated with the moving groove (1301). A second rotating plate (16) is fixed to the top end of the stud (12).

7. The pipe fitting installation marking tool according to claim 1, characterized in that: A rotating groove (8) is opened at the front end of the sleeve plate (1). A rotating block (9) is arranged inside the rotating groove (8). One end of the rotating block (9) penetrates through the rotating groove (8) and is fixed to the connecting plate (10).

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