CN210141964U

CN210141964U - Water-cooled blast pipe leakage test device

Info

Publication number: CN210141964U
Application number: CN201921101565.3U
Authority: CN
Inventors: 李辉
Original assignee: Linying Meiben Auto Parts Co Ltd
Current assignee: Linying Meiben Auto Parts Co Ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-03-13
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a water-cooled blast pipe leakage test device, including detection case and test bench, the test bench is established in the inner chamber of detection case, the equal fixed welding of lateral wall of detection case inner chamber both sides has branch, and is two sets of branch symmetric distribution is in the both sides of detection case, and its diapire all is equipped with electric telescopic handle and accepts the pole, fixed welding has two sets of fixed columns on the test bench roof, the groove of accomodating is all opened, and is two sets of to the both sides of fixed column outer wall all be equipped with spring and flexible piece in the inner chamber of accomodating the groove, flexible piece is kept away from one side at fixed column center and is opened there is the thing groove of putting. This water-cooled blast pipe leakage test device through having set up water pump, raceway and delivery pipe, drives water pump work and constantly sends external water into the detection case, and rethread delivery pipe emits water gradually, can simulate out the scene that the rivers flow, makes the process that detects more accord with the scene of water-cooled blast pipe actual work for the result of detection is more accurate.

Description

Water-cooled blast pipe leakage test device

Technical Field

The utility model belongs to the technical field of the water-cooled blast pipe, concretely relates to water-cooled blast pipe leakage test device.

Background

The exhaust pipe is part of an engine exhaust system which mainly comprises an exhaust manifold, an exhaust pipe and a muffler, and a three-way catalyst, which is generally used for controlling the emission of pollutants from the engine, is also installed in the exhaust system. Along with the continuous development of technology, the application of water-cooled blast pipe is more and more extensive, and develops water-cooled blast pipe according to present demand, and water-cooled blast pipe must guarantee during the use that water can not leak the exhaust passage, the condition such as crack can appear in the in-process of casting, consequently need use the leakage testing device to detect water-cooled blast pipe.

However, most of the prior water-cooled exhaust pipe leakage testing devices cannot simulate the actual working scene (i.e. the scene that water continuously flows) of the water-cooled exhaust pipe, and most of the prior leakage testing devices place the exhaust pipe in standing water, so that the reference meaning of the detection result is not large and is not accurate enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water-cooled blast pipe leakage test device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a water-cooled exhaust pipe leakage test device comprises a detection box and a test bed, wherein the test bed is arranged in an inner cavity of the detection box, supporting rods are fixedly welded on the side walls of two sides of the inner cavity of the detection box, the two groups of supporting rods are symmetrically distributed on two sides of the detection box, an electric telescopic rod and a bearing rod are arranged on the bottom wall of the detection box, two groups of fixed columns are fixedly welded on the top wall of the test bed, accommodating grooves are formed in two sides of the outer walls of the fixed columns, springs and telescopic blocks are arranged in the inner cavities of the two groups of accommodating grooves, an object accommodating groove is formed in one side, away from the center of the fixed column, of each telescopic block, and a rotating shaft and;

the equal fixed welding in both sides of detection case lateral wall has the first board that stretches out, install the cylinder on the roof of the first board that stretches out, one side that the cylinder is close to the detection case inner chamber is connected with the gas-supply pipe and links up the apron, the lateral wall of detection case still fixed welding has the second to stretch out the board, fixed welding has the water pump on the second stretches out the board roof, be connected with the raceway on the water pump, one side fixed welding that the water pump was kept away from to the detection case has the delivery pipe.

Preferably, the two ends of the bearing rod are respectively fixedly welded with the top wall of the test bed and the bottom wall of the electric telescopic rod, and the top wall of the electric telescopic rod is fixedly welded with the bottom wall of the supporting rod.

Preferably, the both ends of spring respectively with the diapire of accomodating the inslot chamber and the diapire fixed weld of flexible piece, spring and flexible piece are all accomodate and are accomodating inslot chamber and do not bulge and accomodate the groove.

Preferably, the rotating shaft is arranged at an opening of the inner cavity of the object placing groove, and the object placing groove is in transmission connection with the limiting block through the rotating shaft.

Preferably, the two ends of the gas pipe are respectively connected with the exhaust joint of the cylinder and one side of the connecting cover plate, and the connecting cover plate is provided with two groups of screw holes penetrating through the two sides of the connecting cover plate.

Preferably, one end of the water pipe is communicated with the bottom wall of the inner cavity of the detection box, the inner cavity of the discharge pipe is communicated with the inner cavity of the detection box, and a valve for controlling the opening and closing of the discharge pipe is arranged on the discharge pipe.

The utility model discloses a technological effect and advantage: according to the water-cooled exhaust pipe leakage test device, the water pump, the water delivery pipe and the discharge pipe are arranged, the water pump is driven to work to continuously send outside water into the detection box, and then the water is gradually discharged through the discharge pipe, so that the flowing scene of the discharged water can be simulated, the detection process is more in line with the actual working scene of the water-cooled exhaust pipe, and the detection result is more accurate; by arranging the fixing columns, the accommodating grooves, the springs, the telescopic blocks, the object placing grooves, the rotating shafts and the limiting blocks, after the exhaust pipe penetrates through the two groups of fixing columns, the limiting blocks of the fixing columns rotate along the rotating shafts to extend out of the object placing grooves, and are close to the exhaust pipe and in close contact with the top wall of the exhaust pipe under the action of the springs, so that the exhaust pipe is fixed, and the phenomenon that the exhaust pipe shakes in the process of being immersed in water to cause inaccurate detection results is prevented; through having set up electric telescopic handle, socket bar and branch, the extension of two sets of electric telescopic handle of drive can drive socket bar and test bench submergence, can remove manual operation's trouble from.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the fixing column of the present invention;

fig. 3 is a schematic structural diagram of the telescopic block of the present invention.

In the figure: 1 detection case, 2 test benches, 3 branch, 4 electric telescopic handle, 5 accepts pole, 6 fixed columns, 7 accomodate groove, 8 springs, 9 flexible piece, 10 put the thing groove, 11 pivot, 12 stopper, 13 first board, 14 cylinders, 15 gas-supply pipes, 16 link up apron, 17 second board, 18 water pump, 19 raceway, 20 delivery pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

The utility model provides a water-cooled blast pipe leakage test device as shown in figures 1-3, including detection case 1 and test bench 2, test bench 2 is established in the inner chamber of detection case 1, the lateral wall of detection case 1 inner chamber both sides all fixed welding have branch 3, two sets of branch 3 symmetric distribution is in the both sides of detection case 1, and its diapire all is equipped with electric telescopic handle 4 and adapting rod 5, fixed welding has two sets of fixed column 6 on test bench 2 roof, the both sides of fixed column 6 outer wall all have the storage tank 7, all be equipped with spring 8 and flexible piece 9 in the inner chamber of two sets of storage tank 7, flexible piece 9 is kept away from one side at the center of fixed column 6 and is opened and is put thing groove 10, be equipped with pivot 11 and stopper 12 in the inner chamber of putting thing groove 10;

the equal fixed welding in both sides of detection case 1 lateral wall has first board 13 that stretches out, install cylinder 14 on the roof of first board 13 that stretches out, cylinder 14 can fixed bonding on first expansion plate 13, also can fix on first board 13 that stretches out through other modes, one side that cylinder 14 is close to detection case 1 inner chamber is connected with gas-supply pipe 15 and links up apron 16, the lateral wall of detection case 1 still fixed welding has the second to stretch out board 17, fixed welding has water pump 18 on the second stretches out board 17 roof, be connected with raceway 19 on the water pump 18, the fixed welding in one side that water pump 18 was kept away from to detection case 1 has delivery pipe 20.

Specifically, the both ends of adapting rod 5 respectively with the roof of test bench 2 and the diapire fixed welding of electric telescopic handle 4, the roof of electric telescopic handle 4 and the diapire fixed welding of branch 3, in-process of actual detection, adapting rod 5 and test bench 2 all immerse in water, and electric telescopic handle 4 can not immerse in water.

Specifically, spring 8's both ends respectively with the diapire of accomodating the 7 inner chambers in groove and the diapire fixed welding of flexible piece 9, spring 8 and flexible piece 9 are all accomodate and are accomodating 7 inner chambers in groove and do not bulge and accomodate groove 7, and the both sides of flexible piece 9 are laminated with the both sides of accomodating the 7 inner chambers in groove, and it can reciprocate in accomodating the 7 inner chambers in groove.

Specifically, pivot 11 is established at the opening part of putting thing groove 10 inner chamber, it is connected through pivot 11 and stopper 12 transmission to put thing groove 10, when not using stopper 12, it can follow pivot 11 rotations and accomodate the inner chamber of putting thing groove 10.

Specifically, the both ends of gas-supply pipe 15 are connected with the exhaust joint of cylinder 14 and the one side that links up apron 16 respectively, it has two sets of screw holes that run through its both sides to open on linking up apron 16, passes these two sets of screw holes and blast pipe through two sets of bolts, can link together linking up apron 16 and blast pipe for the export of cylinder 14 work sealed blast pipe both sides still need to stack up a set of rubber seal between linking up apron 16 and blast pipe, is used for preventing the small gap between water infiltration linking up apron 16 and the blast pipe.

Specifically, one end of the water pipe 19 leads to the bottom wall of the inner cavity of the detection box 1, the other end of the water pipe 19 leads into an external reservoir, the inner cavity of the discharge pipe 20 is communicated with the inner cavity of the detection box 1, a valve for controlling the opening and closing of the discharge pipe is installed on the discharge pipe, and the discharge pipe 20 is located at the bottom of the outer side wall of the detection box 1.

Specifically, when the water-cooled exhaust pipe leakage test device works, firstly, a proper amount of water is injected into the inner cavity of the detection box 1, the water-cooled exhaust pipe is arranged on the top wall of the detection box 1, two groups of fixing columns 6 respectively penetrate through holes on the exhaust pipe (the tops of the fixing columns 6 extend out of the exhaust pipe), the telescopic block 9 also penetrates through the exhaust pipe and is positioned above the exhaust pipe, the limiting blocks 12 rotate along the rotating shafts 11 and extend out of the object placing grooves 10 to a specified position (refer to the position shown in figure 3), at the moment, the limiting blocks 12 on two sides of the fixing columns 6 can be contacted with the top wall of the exhaust pipe under the elastic action of two groups of springs 8 (at the moment, the two groups of limiting blocks 12 are positioned at the tops of the through holes on the exhaust pipe), so that the exhaust pipe is fixed, then, two groups of linking cover plates 16 are respectively connected with outlets, two sets of electric telescopic handle 4 extensions of drive and drive accepting pole 5 and test bench 2 and immerse (electric telescopic handle 4 can not immerse the aquatic), and the water of driving water pump 18 work again passes through raceway 19 suction inspection box 1 inner chamber with the water of cistern, opens the valve on discharge pipe 20 again, makes water flow gradually, can simulate out the scene that blast pipe during operation rivers flow, so last three minutes, if do not have the bubble to rise then to explain this blast pipe is qualified, otherwise then is unqualified.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a water-cooled blast pipe leakage test device, includes detection case (1) and test bench (2), its characterized in that: the test bed (2) is arranged in an inner cavity of the detection box (1), the side walls of two sides of the inner cavity of the detection box (1) are fixedly welded with the supporting rods (3), two groups of the supporting rods (3) are symmetrically distributed on two sides of the detection box (1), the bottom wall of the detection box is provided with the electric telescopic rods (4) and the bearing rods (5), the top wall of the test bed (2) is fixedly welded with two groups of fixing columns (6), two sides of the outer wall of each fixing column (6) are provided with accommodating grooves (7), the inner cavities of the two groups of accommodating grooves (7) are respectively provided with a spring (8) and a telescopic block (9), one side, far away from the center of each fixing column (6), of each telescopic block (9) is provided with a storage groove (10), and the inner cavity of each storage groove (10) is provided with a;

the equal fixed welding in both sides of detection case (1) lateral wall has first board (13) of stretching out, install cylinder (14) on the roof of first board (13) of stretching out, one side that cylinder (14) are close to detection case (1) inner chamber is connected with gas-supply pipe (15) and links up apron (16), the lateral wall of detection case (1) still fixed welding has the second to stretch out board (17), fixed welding has water pump (18) on the second stretches out board (17) roof, be connected with raceway (19) on water pump (18), one side fixed welding that water pump (18) were kept away from in detection case (1) has delivery pipe (20).

2. The water-cooled exhaust pipe leakage test device according to claim 1, characterized in that: the two ends of the bearing rod (5) are fixedly welded with the top wall of the test bed (2) and the bottom wall of the electric telescopic rod (4) respectively, and the top wall of the electric telescopic rod (4) is fixedly welded with the bottom wall of the supporting rod (3).

3. The water-cooled exhaust pipe leakage test device according to claim 1, characterized in that: the both ends of spring (8) respectively with the diapire of accomodating groove (7) inner chamber and the diapire fixed welding of flexible piece (9), groove (7) are accomodate and groove (7) are accomodate in groove (7) inner chamber and do not bulge in spring (8) and flexible piece (9).

4. The water-cooled exhaust pipe leakage test device according to claim 1, characterized in that: the rotary shaft (11) is arranged at an opening of an inner cavity of the article placing groove (10), and the article placing groove (10) is in transmission connection with the limiting block (12) through the rotary shaft (11).

5. The water-cooled exhaust pipe leakage test device according to claim 1, characterized in that: two ends of the gas transmission pipe (15) are respectively connected with the exhaust joint of the cylinder (14) and one side of the connecting cover plate (16), and two groups of screw holes penetrating through two sides of the connecting cover plate (16) are formed in the connecting cover plate (16).

6. The water-cooled exhaust pipe leakage test device according to claim 1, characterized in that: one end of the water delivery pipe (19) is communicated with the bottom wall of the inner cavity of the detection box (1), the inner cavity of the discharge pipe (20) is communicated with the inner cavity of the detection box (1), and a valve for controlling the opening and the closing of the discharge pipe is arranged on the discharge pipe.