CN218330459U - An air tightness detection device for the production of grooved pipe fittings - Google Patents

Abstract

The utility model belongs to slot pipe fitting production field especially relates to a slot pipe fitting is air tightness detection device for production, including the detection water tank, the detection water tank internalization is provided with places board, its characterized in that: the top of placing the board evenly is provided with a plurality of clamping components that are used for the fixed slot pipe fitting of centre gripping, still is provided with the drive in the detection water tank and places the board and carry out the lifting unit who goes up and down in the detection water tank, is provided with on the detection water tank to be used for aerifing the pressurized gas charging assembly in the slot pipe fitting, the utility model discloses simple structure, the simple operation makes simply, and is with low costs, and the commonality is strong, and detection efficiency is high, and detection cost is low.

Description

An air tightness detection device for the production of grooved pipe fittings

technical field

The utility model belongs to the production field of grooved pipe fittings, in particular to an air tightness detection device for the production of grooved pipe fittings.

Background technique

Grooved pipe fittings are a new type of steel pipe connection pipe fittings. Grooved pipe fittings only need to install the standard parts supplied, and do not need follow-up work such as welding and galvanizing, so the installation speed is significantly faster than threaded connections and flange connections. It simplifies the technical difficulty of on-site operation and saves man-hours, thereby stabilizing the project quality and improving work efficiency. It is a relatively common pipe connector, and the pipe fittings need to be tested for air tightness after production to ensure that grooved pipe fittings sealed use.

For example, Chinese Patent Publication No. CN202021520597.X discloses an air tightness detection device for processing grooved pipe fittings, which includes a water storage tank filled with clear water, and passes through a plurality of evenly distributed first The lifting hydraulic cylinder is equipped with a fixed seat, and the number of the fixed seat is two and distributed at intervals. The middle position inside the water storage tank is equipped with a clamping mechanism through the second lifting hydraulic cylinder. This patent realizes the air tightness detection of the grooved pipe fittings, but There are also the following deficiencies: the single structure is poor in practicability, and it is inconvenient to perform air tightness testing on elbows, tees, crosses, and other special-shaped grooved pipe fittings, which makes the applicability of the grooved pipe airtightness detection device poor.

Utility model content

The main technical problem to be solved by the utility model is to provide an air tightness detection device for the production of grooved pipe fittings with simple structure, convenient operation, simple manufacture, low cost, strong versatility, high detection efficiency and low detection cost.

In order to solve the above technical problems, the utility model provides the following technical solutions:

An air-tightness detection device for the production of grooved pipe fittings, including a detection water tank, and a placement plate is movable in the detection water tank, and is characterized in that a plurality of clamps for clamping and fixing grooved pipe fittings are uniformly arranged on the top of the placement plate Components, the detection water tank is also provided with a lifting assembly that drives the placement plate to lift in the detection water tank, and the detection water tank is provided with an inflatable assembly for inflating and pressurizing the grooved pipe fittings.

Below is the further optimization of the utility model to above-mentioned technical scheme:

A placement box is fixedly installed on the outer side wall of the detection water tank, and first sealing plugs of various specifications are placed in the placement box, and positioning grooves are arranged on the outer side wall of the first sealing plug.

Further optimization: the clamping assembly includes a first clamping plate fixedly installed on the top of the placing plate, and a second clamping plate corresponding to the first clamping plate is movably arranged on one side.

Further optimization: the side of the second clamping plate away from the first clamping plate is provided with a support plate, a pull rod is provided on the sliding sleeve on the support plate, one end of the pull rod is fixedly connected with a handle, and the other end of the pull rod is connected to the second clamping plate. Holder fixed connection.

Further optimization: a spring is sleeved on the outside of the pull rod, and the two ends of the spring are respectively fixedly connected to the second clamping plate and the supporting plate.

Further optimization: the top of the placement plate is fixedly installed with a positioning block between the first clamping plate and the second clamping plate, and the positioning block is adapted to the positioning groove.

Further optimization: the inflatable assembly includes an air compressor fixedly installed on the outer wall of the detection water tank, the output end of the air compressor is connected with an air delivery pipe, and the other end of the air delivery pipe is connected with an air distribution box.

Further optimization: the air distribution box is connected with a plurality of air distribution pipes, the air distribution pipe is provided with a first valve to control the on-off of the air distribution pipe, the other end of the air distribution pipe is threadedly connected with a connector, and the other end of the connector is integrally connected with a second valve. Two sealing plugs.

Further optimization: the lifting assembly includes a drive motor fixedly installed at the bottom of the detection water tank, the power output end of the drive motor penetrates the detection water tank and is connected to a threaded rod, and the top end of the threaded rod passes through the placement plate and is fixedly connected to the first limit plate , and the threaded rod is threadedly connected with the placement plate.

Further optimization: two guide rods are provided on the symmetrical sliding sleeve on the side away from the threaded rod on the placement plate, the top end of the guide rods is fixedly connected with the second limiting plate, and the bottom end of the guide rods is fixedly connected with the bottom inner wall of the detection water tank.

By adopting the above-mentioned technical scheme, the utility model not only realizes checking whether there are bubbles coming out of the groove fittings in the water tank, but also selects unqualified grooves through the cooperative arrangement of the clamping component, the inflatable component, the lifting component and the detection water tank Pipe fittings have the advantages of low detection cost, environmental protection and pollution-free, high detection efficiency, and low false detection rate, and can conveniently detect three-way, four-way and other special-shaped grooved pipe fittings, which improves the versatility of the device and is convenient for users The use saves the cost of the enterprise and improves the market competitiveness.

Description of drawings

Fig. 1 is the overall structural representation of the utility model embodiment;

Fig. 2 is the partial structure schematic diagram in the utility model embodiment;

Fig. 3 is an enlarged view of A in Fig. 2 .

In the figure: 1-testing water tank; 2-placement plate; 3-clamping assembly; 31-first clamping plate; 32-second clamping plate; Spring; 37-positioning block; 4-lifting assembly; 41-drive motor; 42-threaded rod; 43-first limiting plate; 44-guide rod; 45-second limiting plate; Air compressor; 52-air pipe; 53-air distribution box; 54-air distribution pipe; 55-first valve; 56-second sealing plug; 6-placement box; 7-first sealing plug; 8-positioning groove ; 9-water hole; 10-outlet pipe.

detailed description

As shown in Fig. 1-3, an air tightness detection device for the production of grooved pipe fittings includes a detection water tank 1, and a placement plate 2 is movable in the detection water tank 1, and a plurality of clamping plates are uniformly arranged on the top of the placement plate 2. The clamping assembly 3 that holds and fixes the grooved pipe fittings, and the lifting assembly 4 that drives the placement plate 2 to move up and down in the detection water tank 1 is also arranged in the detection water tank 1, and the detection water tank 1 is provided with a device for inflating and pressurizing the grooved pipe fittings. Inflatable components5.

A placement box 6 is fixedly installed on the outer side wall of the detection water tank 1, and a first sealing plug 7 of various specifications is placed in the placement box 6, and a positioning groove 8 is arranged on the outer side wall of the first sealing plug 7.

The material of the first sealing plug 7 is rubber and is interference fit with the nozzle of the pipe fitting.

A plurality of water passage holes 9 are evenly penetrated on the placement plate 2, which is designed to greatly reduce the resistance generated by water when the placement plate 2 is raised and lowered.

The clamping assembly 3 includes a first clamping plate 31 fixedly installed on the top of the placement plate 2 , and a second clamping plate 32 corresponding to the first clamping plate 31 is movably arranged on one side.

A support plate 33 is provided on the side of the second clamping plate 32 away from the first clamping plate 31 , and a pull rod 34 is slidably sleeved on the support plate 33 .

One end of the pull rod 34 is fixedly connected with a handle 35 , and the other end of the pull rod 34 is fixedly connected with the second clamping plate 32 .

A spring 36 is sleeved on the outer side of the pull rod 34 , and two ends of the spring 36 are fixedly connected to the second clamping plate 32 and the supporting plate 33 respectively.

A positioning block 37 is fixedly installed on the top of the placing plate 2 between the first clamping plate 31 and the second clamping plate 32 , and the positioning block 37 is adapted to the positioning groove 8 .

When the grooved pipe needs to be clamped, one of the nozzles is installed with the first sealing plug 7, and then the handle 35 is pulled, and the handle 35 drives the second clamping plate 32 away from the first clamping plate 31 through the pull rod 34, while the second clamping The holding plate 32 squeezes the spring 36, and the spring 36 generates elastic force, then the positioning groove 8 on the first sealing plug 7 is connected with the positioning block 37, and finally the handle 35 is released, and the second clamping plate 32 under the elastic force of the spring 36 Under the action, the grooved pipe fittings are clamped.

The inflatable assembly 5 includes an air compressor 51 fixedly installed on the outer wall of the detection water tank 1 , the output end of the air compressor 51 is communicated with an air pipe 52 , and the other end of the air pipe 52 is communicated with an air distribution box 53 .

The air distribution box 53 is connected with a plurality of air distribution pipes 54 , and the air distribution pipe 54 is provided with a first valve 55 for controlling the opening and closing of the air distribution pipes 54 .

The other end of the air distribution pipe 54 is threadedly connected with a connector, and the other end of the connector is integrally connected with a second sealing plug 56 .

The second sealing plug 56 is made of rubber and has an interference fit with the nozzle of the pipe.

The lifting assembly 4 includes a drive motor 41 fixedly installed at the bottom of the detection water tank 1. The power output end of the drive motor 41 runs through the detection water tank 1 and is connected with a threaded rod 42. The top end of the threaded rod 42 penetrates the placement plate 2 and is fixedly connected with a The first limiting plate 43 and the threaded rod 42 are threadedly connected with the placement plate 2 .

Two guide rods 44 are provided on the symmetrical sliding sleeve on the side away from the threaded rod 42 on the said placement plate 2, and the top of the guide rods 44 is fixedly connected with a second limit plate 45, and the bottom of the guide rods 44 is connected to the bottom of the detection water tank 1. The inner wall is fixedly connected.

Start the driving motor 41, and the driving motor 41 rotates to drive the threaded rod 42 to rotate. Due to the guiding effect of the guide rod 44, the threaded rod 42 rotates to drive the placement plate 2 to move up and down along the axial direction of the threaded rod 42, so that the placement plate 2 is detected. Carry out lifting in the water tank 1.

A water outlet pipe 10 is communicated with a side wall of the detection water tank 1, and a second valve (not shown in the figure) for controlling the opening and closing of the water outlet pipe 10 is arranged on the water outlet pipe 10 .

The detection water tank 1 is made of a transparent material, which is designed to facilitate the observation and detection of grooved pipe fittings in the water tank 1 when performing air tightness detection.

For specific use, first add an appropriate amount of water into the detection water tank 1, then install the second sealing plug 56 on one of the nozzles of the grooved pipe fittings to be detected, and install the first sealing plug 7 on the other nozzles, and then pull The handle 35, the handle 35 drives the second clamping plate 32 away from the first clamping plate 31 through the pull rod 34, and at the same time the second clamping plate 32 squeezes the spring 36, the spring 36 generates elastic force, and then one of the first sealing plugs 7 is closed The positioning groove 8 is connected with the positioning block 37, and finally the handle 35 is released, and the second clamping plate 32 clamps the grooved pipe under the elastic force of the spring 36.

Start the driving motor 41, and the forward rotation of the driving motor 41 drives the threaded rod 42 to rotate forward. Due to the guiding effect of the guide rod 44, the rotation of the threaded rod 42 drives the placement plate 2 to move down along the axis of the threaded rod 42, thereby realizing placement The plate 2 descends in the detection water tank 1, the grooved pipe fitting is fully immersed in the water, and the drive motor 41 is stopped.

Then open the corresponding first valve 55, start the air compressor 51, the compressed air enters the air distribution box 53 through the air delivery pipe 52, and the air distribution box 53 is input into the grooved pipe fitting through the air distribution pipe 54, and observe whether there are bubbles in the grooved pipe fitting. Out, select unqualified grooved pipe fittings, and enter the next detection of grooved pipe fittings.

For those of ordinary skill in the art, according to the teachings of the utility model, without departing from the principle and spirit of the utility model, the changes, modifications, replacements and modifications made to the embodiments still fall within the scope of the utility model. within the scope of protection.

Claims (10)

1. An air tightness detection device for the production of grooved pipe fittings, including a detection water tank (1), and a placement plate (2) is movable in the detection water tank (1), and the feature is that the top of the placement plate (2) is uniformly arranged There are multiple clamping components (3) for clamping and fixing grooved pipe fittings, and a lifting component (4) that drives the placement plate (2) to lift up and down in the testing water tank (1) is also provided in the testing water tank (1), The detection water tank (1) is provided with an inflatable component (5) for inflating and pressurizing the grooved pipe fitting. 2. The air tightness detection device for the production of grooved pipe fittings according to claim 1, characterized in that: a placement box (6) is fixedly installed on the outer wall of the detection water tank (1), and the placement box (6) First sealing plugs (7) of various specifications are placed, and positioning grooves (8) are arranged on the outer side walls of the first sealing plugs (7). 3. The air tightness detection device for grooved pipe fittings production according to claim 2, characterized in that the clamping assembly (3) includes a first clamping plate (31) fixedly installed on the top of the placing plate (2) ), one side of the first clamping plate (31) is movably provided with a corresponding second clamping plate (32). 4. The airtightness detection device for grooved pipe fittings production according to claim 3, characterized in that: the side of the second clamping plate (32) away from the first clamping plate (31) is provided with a support plate (33), the sliding sleeve on the support plate (33) is provided with a pull rod (34), one end of the pull rod (34) is fixedly connected with a handle (35), and the other end of the pull rod (34) is connected to the second clamping plate (32) Fixed connection. 5. The air-tightness detection device for the production of grooved pipe fittings according to claim 4, characterized in that: a spring (36) is sleeved on the outside of the pull rod (34), and the two ends of the spring (36) are respectively connected to the first The two clamping plates (32) are fixedly connected with the supporting plate (33). 6. The air tightness detection device for grooved pipe fittings production according to claim 5, characterized in that: the top of the placing plate (2) is located between the first clamping plate (31) and the second clamping plate (32) ) is fixedly installed with a positioning block (37), and the positioning block (37) is adapted to the positioning groove (8). 7. The air tightness detection device for grooved pipe fittings production according to claim 6, characterized in that: the inflatable assembly (5) includes an air compressor (51) fixedly installed on the outer wall of the detection water tank (1) , the output end of the air compressor (51) is connected with an air delivery pipe (52), and the other end of the air delivery pipe (52) is connected with an air distribution box (53). 8. The air tightness detection device for the production of grooved pipe fittings according to claim 7, characterized in that: the air distribution box (53) is connected with a plurality of air distribution pipes (54), and the air distribution pipes (54) are provided with There is a first valve (55) for controlling the on-off of the air distribution pipe (54). The other end of the air distribution pipe (54) is threadedly connected with a connector, and the other end of the connector is integrally connected with a second sealing plug (56). 9. The air tightness testing device for grooved pipe fittings production according to claim 8, characterized in that: the lifting assembly (4) includes a driving motor (41) fixedly installed at the bottom of the testing water tank (1), and the driving motor The power output end of (41) runs through the detection water tank (1) and is connected with a threaded rod (42), and the top of the threaded rod (42) runs through the placement plate (2) and is fixedly connected with the first limiting plate (43), and Threaded rod (42) is threadedly connected with placement plate (2). 10. The airtightness detection device for grooved pipe fittings production according to claim 9, characterized in that two guide rods are provided on the side of the placement plate (2) that is away from the threaded rod (42) and is symmetrically sliding sleeve (44), the top of the guide rod (44) is fixedly connected with a second limiting plate (45), and the bottom end of the guide rod (44) is fixedly connected with the bottom inner wall of the detection water tank (1).

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