Technological equipment for hydrostatic test of motor shell

Abstract

Technical equipment for a hydraulic test of a motor shell is characterized in that bottom supports are used for supporting the technological equipment, and gaps for forklift transportation are reserved between the bottom supports; the water tank is supported on the bottom support to form a volume for storing the leakage liquid of the pressure test; the fixed seat is provided with a plurality of T-shaped grooves and is supported on a bottom plate of the water tank through a bracket; a left protection frame and a right protection frame are arranged on the two longitudinal sides of the water tank, and safety doors are further arranged on the two longitudinal sides of the water tank; the left pressing end cover and the right pressing end cover are installed on the two sides of the motor shell. A first pipe connecting seat is arranged on one of the left protective frame and the right protective frame, a connecting hole is formed in the first pipe connecting seat and connected with a pump outlet high-pressure pipeline, and a stop valve and a quick connector are arranged on an outlet of each high-pressure pipeline and connected with a water inlet pressing opening through a connecting hose. According to the utility model, the pressing test process is safe and reliable, the motor housing is more convenient to install and fix, the error rate of connecting pipelines is reduced, and the working efficiency of the pressing test work is effectively improved.

Description

Technical Field

[0001] The utility model relates to pressure detection, in particular to process equipment for water pressure testing of a motor housing. Background Art

[0002] The existing hydraulic test bench is a universal test bench, which consists of a control console and an external water tank. The control console has a built-in motor, pump, control valve, pipeline, and computer host, and the panel is embedded with a display, pressure display instrument, and start and stop control buttons. The external water tank is connected to the water pump with a transparent hose. There is no pipeline connection, and the connection pipeline is relatively cumbersome. There is no safety protection device.

[0003] During the pressure test on the existing test bench, the workpiece is placed on the workshop floor, and the high-pressure port is connected to the water inlet of the workpiece with a hose. Different hose connections need to be temporarily selected according to the different interfaces of each workpiece, and then the pump motor unit is turned on to carry out the pressure test.

[0004] There are several major problems with this type of pressure test: First, there are no safety protection measures, and leakage of high-pressure water may cause personal injury; second, the process of connecting and piping is complicated and time-consuming, resulting in low overall efficiency; third, the workpiece is not fixed, and during the pressure test, the workpiece may be impacted after being subjected to water pressure, causing the workpiece to swing irregularly, resulting in injury to the operator, posing a major safety hazard.

[0005] There are also similar technical solutions that use large hydraulic clamping devices to clamp the test workpiece from above, but their structure is complex and the price is high. At the same time, the connection efficiency is low. In addition, high-pressure water leakage may cause personal injury, which poses a great safety hazard. Utility Model Content

[0006] The purpose of the utility model is to provide a process equipment for water pressure testing of motor casing, so as to make the pressure testing process safe and reliable, to install and fix the motor casing more conveniently, to reduce the error rate of connecting pipelines, and to effectively improve the work efficiency of pressure testing.

[0007] To achieve the above-mentioned purpose, the utility model provides a process equipment for water pressure testing of motor housing, comprising a bottom support, a water tank, a fixing seat, a fastening bolt group, a left pressure end cover, a right pressure end cover, an air vent, a water inlet pressure port, a water drain port, a water drain valve, a left protective frame, a right protective frame, a first pipe connection seat, a stop valve, a quick connector, a connecting hose, and a safety door, wherein the bottom support is used to support the process equipment, and a gap is left between the bottom supports for forklift transportation; the water tank is supported on the bottom support to form a volume for storing leakage from the pressure test; the fixing seat has a plurality of T-shaped grooves for fixing the motor housing with the fastening bolt group, and the fixing seat is supported on the bottom plate of the water tank through a bracket so that the water tank A volume is formed for storing liquid leakage during the pressure test; the left protective frame and the right protective frame are respectively arranged along the longitudinal sides of the water tank, and the safety doors are also respectively arranged along the longitudinal sides of the water tank to close the motor housing; the left pressure end cover and the right pressure end cover are respectively installed on both sides of the motor housing, the air vent is arranged on the left pressure end cover, and the water inlet pressure port and the drain valve are arranged on the right pressure end cover; and the first pipe connecting seat is provided on one of the left protective frame and the right protective frame, and the first pipe connecting seat has a connecting hole connected to the pump outlet high-pressure pipeline, and each high-pressure pipeline outlet is provided with the stop valve and the quick-connect connector, which is connected to the water inlet pressure port through the connecting hose.

[0008] As a preferred embodiment, the process equipment further comprises an inclined support seat, which is fixed to the T-slot by the fastening bolt group, and the motor housing is fixed to the inclined support seat by a tension rope and an eye bolt.

[0009] As a preferred embodiment, the tensioning rope is a galvanized steel wire rope.

[0010] As a preferred embodiment, the fastening bolt group cooperates with the T-slot to fix the motor housing with a base on the fixing seat.

[0011] As a preferred embodiment, the plurality of T-slots are parallel to the longitudinal direction of the motor housing.

[0012] As a preferred embodiment, the safety door is a double-door connected to the corresponding protective frame by hinges. The safety door is provided with a handle, a glass window and a latch. The latch is used to open and close the safety door, and the glass window is used to observe the pressure test.

[0013] As a preferred embodiment, the process device also includes a second pipe connecting seat, which has a connecting hole connected to the pump outlet high-pressure pipeline. Each high-pressure pipeline outlet is provided with the stop valve and the quick-connect connector, which can be connected to the water inlet pressure port through the connecting hose.

[0014] As a preferred embodiment, a plurality of pipeline outlets are provided below the pump outlet high-pressure pipeline, and the number of the pipeline outlets is determined according to the number of pressurized product interfaces.

[0015] As a preferred embodiment, the vent is equipped with a screw plug.

[0016] As a preferred embodiment, the oblique support seats are symmetrically arranged 4 or 6 oblique support seats.

[0017] Compared with the prior art, the utility model adds a fixing seat for fixing and placing the workpiece, and the workpiece is effectively fixed on the fixing seat, so that the personnel and the workshop floor can be effectively protected. A protective frame and a safety door are added to the platform, which can effectively prevent possible harm to the operator caused by the swing of the workpiece and the leakage during pressure testing. In addition, a pipe connection seat is provided on one side of the platform pipe line, on which a high-pressure water inlet and multiple outgoing interfaces of different specifications are provided, and each interface can be controlled separately, so that the purpose of connecting with the workpiece can be achieved more conveniently. Moreover, the overall pressure testing process is made safer and more convenient, and the overall work efficiency of the pressure testing is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The present invention is a schematic diagram of the installation of a motor housing of a process equipment for a water pressure test of a motor housing according to an embodiment of the present invention.

[0019] Figure 2 The present invention is a schematic side view of the installation of a motor housing of a process equipment for a water pressure test of a motor housing according to an embodiment of the present invention.

[0020] Figure 3 The present invention is a view showing another structure for fixing the motor housing of the process equipment for water pressure testing of the motor housing according to an embodiment of the present invention.

[0021] Figure 4 This is a view showing the structure of a protective tube and a tube connecting seat of a process equipment for a water pressure test of a motor housing according to an embodiment of the utility model.

[0022] Figure 5 This is a view showing the safety door structure of the process equipment for water pressure testing of the motor housing according to an embodiment of the utility model.

[0023] Summary of reference numerals: bottom support 1; water tank 2; motor housing 3; fixing seat 4; fastening bolt group 5; oblique support seat 6; left pressure end cover 7; air vent 8; water inlet pressure port 9; tension rope 10; right pressure end cover 11; water outlet 12; eyebolt 13; water drain valve 14; left protective frame 15; right protective frame 16; first pipe connection seat 17; stop valve 18; second pipe connection seat 19; quick connector 20; connection hose 21; safety door 22; handle 23; glass window 24; latch 25; pressure plate 26; pad 27; bolt assembly 28 DETAILED DESCRIPTION

[0024] Hereinafter, an embodiment of a process equipment for a water pressure test of a motor housing according to the present invention will be described with reference to the accompanying drawings.

[0025] The embodiments described herein are specific embodiments of the present invention, which are used to illustrate the concept of the present invention, are explanatory and exemplary, and should not be interpreted as limiting the embodiments of the present invention and the scope of the present invention. In addition to the embodiments described herein, those skilled in the art can also adopt other obvious technical solutions based on the contents disclosed in the claims and the specification of this application, including technical solutions that adopt any obvious replacement and modification of the embodiments described herein.

[0026] The drawings of this specification are schematic diagrams, which assist in explaining the concept of the utility model and schematically show the shapes of various parts and their mutual relationships. Please note that in order to clearly show the structure of various components of the embodiments of the utility model, the drawings are not necessarily drawn in the same proportion.

[0027] Figure 1 This is a schematic diagram of the installation of the motor housing of the process equipment for the water pressure test of the motor housing according to the embodiment of the utility model. Figure 2 This is a schematic side view of the installation of the motor housing of the process equipment for the water pressure test of the motor housing according to the embodiment of the utility model. Figure 4 To show the structure of the protection pipe and the pipe connection seat, Figure 5 This is a view showing the structure of a safety door.

[0028] See also Figure 1 , 2 , 4 and 5, the process equipment for the water pressure test of the motor housing of the embodiment of the utility model comprises: a bottom support 1; a water tank 2; a motor housing 3; a fixing seat 4; a fastening bolt group 5; an inclined support seat 6; a left pressure end cover 7; an air vent 8; a water inlet pressure port 9; a tension rope 10; a right pressure end cover 11; a water outlet 12; a lifting eye bolt 13; a water drain valve 14; a left protective frame 15; a right protective frame 16; a first pipe connecting seat 17; a stop valve 18; a second pipe connecting seat 19; a quick connector 20; a connecting hose 21; a safety door 22; a handle 23; a glass window 24; a latch 25.

[0029] The motor housing 3 of the process equipment for the water pressure test of the motor housing of the embodiment of the utility model is hoisted on the oblique support seat 6, and the oblique support seat 6 is arranged in a symmetrical manner. Depending on the length of the motor housing 3, 4 or 6 oblique support seats 6 are arranged to support the motor housing 3 together. The oblique support seat 6 is fastened to the fixing seat 4 with a fastening bolt group 5, and the oblique support seat 6 is pre-adjusted and fixed before hoisting. A plurality of T-slots are processed on the thick plate material of the fixing seat 4 for placing and matching the fastening bolt group 5. The motor housing 3 is fixed to the oblique support seat 6 by a tension rope 10 and a lifting eye bolt 13.

[0030] like Figure 2 The flexible tensioning method shown has moderate tensioning force and will not cause structural damage to the motor housing 3. The tensioning rope 10 is made of galvanized steel wire rope and other high-strength ropes. It is tightened with a rope tightener and fixed with a wire rope clamp.

[0031] The left and right pressure end covers 7 and 11 for testing are provided on both sides of the motor housing 3 and fastened with high-strength bolts. The left pressure end cover 7 is provided with an air vent 8, which is equipped with a screw plug for releasing the internal air during the water filling process of the cavity. The right pressure end cover 11 is provided with a water inlet pressure port 9 and a drain valve 14, which are used to release the water after filling and pressure in the cavity. The drain valve 14 should be closed during water filling, and the air vent 8 should be closed after the water filling is completed. The water inlet pressure port 9 can be connected to the connecting hose 21 before the pressure operation can be carried out.

[0032] Figure 3 This is a view showing another structure for fixing the motor housing according to an embodiment of the utility model. Figure 3 For the motor housing with base connection type such as B3 type, the pressing plate 26 can be directly pressed on the fixing seat 4, and fastened with the bolt assembly 28 as shown in the figure. Generally, a pad 27 is used to be clamped between the pressing plate 26 and the fixing seat 4 to ensure firm fixation. The T-slot on the fixing seat 4 is made, and its spacing and size are determined, but there are many specifications of motors. When only bolts are used, the hole spacing and bolt size may not be just right, so the pressing plate can ensure that each specification can be installed. The pressing plate 26 and the pad 27 can be offset from each other. One end of the pressing plate 26 is placed on the bottom plate of the motor, and the other end is placed on the pad 27. The middle is matched with the notch on the fixing seat with a T-bolt, so that it can adapt to motors of different specifications.

[0033] For other types of motor housings, Figure 1 and Figure 2 The fixed clamping method shown.

[0034] See also Figure 1 and 4There is a steel bracket under the thick plate of the fixing seat 4, which is used to form a water tank with a certain volume between the water tank 2 to store the leakage of the pressure test to prevent the leakage from flowing out. A bottom support 1 is provided under the water tank 2 to support the process equipment, and a gap is left between the bottom supports 1 for forklift transportation. In addition, a drain port 12 is provided on one side of the water tank 2, and the leakage in the water tank can be cleaned by opening and closing the ball valve on the drain port.

[0035] like Figure 2 As shown, a left protection frame 15 and a right protection frame 16 are provided on both sides of the water tank 2 in the same direction as the T-slot, and the outer side is fully enclosed with a steel plate to prevent possible damage to the operator after the pressurized liquid leaks and the pressurized workpiece is detached. The right protection frame 16 can also be changed into an openable movable door structure to achieve a fully enclosed effect.

[0036] like Figure 4 As shown, a first pipe connection seat 17 and a second pipe connection seat 19 are provided on one side of the protection frame, which are fixed to the protection frame with bolts. A connection hole is provided on the back to connect with the high-pressure pipeline at the pump outlet. A plurality of pipeline outlets are provided below, and the specific number is determined by the number of interfaces of the pressurized product. The pipeline interface specifications are marked on each pipeline.

[0037] A stop valve 18 is provided at each high-pressure pipeline outlet to control the on and off of the high-pressure pipeline. A quick-connect connector 20 is provided at each high-pressure pipeline outlet to quickly connect to the water inlet pressure injection port 9 through a connecting hose 21. The connecting hose 21 is configured according to different types of pipeline interfaces.

[0038] The utility model is provided with a protective frame above the water tank 2 and safety door devices are provided on both sides. Figure 5 As shown, the safety door 22 is a double-leaf door connected to the protection frame by hinges, and is provided with a handle 23, a glass window 24 and a latch 25 for opening and closing the safety door and observing the entire process of the pressure test. This safety door device can make the pressure test process safer and more reliable.

[0039] Through the above scheme, the utility model can make the pressure test process safe and reliable, make the installation and fixing of the motor housing more convenient, reduce the error rate of connecting pipelines, and effectively improve the work efficiency of the pressure test.

[0040] The above describes the implementation of the process equipment for water pressure testing of motor housings of the utility model, and its purpose is to explain the spirit of the utility model. Please note that those skilled in the art can modify and combine the features of the above-mentioned implementations without departing from the spirit of the utility model. Therefore, the utility model is not limited to the above-mentioned implementations. The specific features of the process equipment for water pressure testing of motor housings, such as shape, size and position, can be specifically designed based on the effects of the features disclosed above, and these designs can be implemented by those skilled in the art. Moreover, the technical features disclosed above are not limited to the combination with other features that have been disclosed. Those skilled in the art can also make other combinations between the technical features according to the purpose of the utility model, so as to achieve the purpose of the utility model.

Claims

1. A process equipment for water pressure testing of motor housing, characterized in that: It includes bottom support, water tank, fixing seat, fastening bolt group, left pressure end cover, right pressure end cover, air vent, water inlet pressure port, water drain port, water drain valve, left protective frame, right protective frame, first pipe connection seat, stop valve, quick connector, connection hose, safety door, Wherein, the bottom supports are used to support the process equipment, and gaps are left between the bottom supports for forklift transportation; The water tank is supported on the bottom support to form a volume for storing the leaked liquid during the pressure test; The fixing seat has a plurality of T-shaped grooves for fixing the motor housing with the fastening bolt group, and the fixing seat is supported on the bottom plate of the water tank by a bracket so that the water tank forms a volume for storing the leaked liquid in the pressure test; The left protection frame and the right protection frame are respectively arranged along the longitudinal sides of the water tank, and the safety door is also respectively arranged along the longitudinal sides of the water tank to close the periphery of the motor housing; The left pressure end cover and the right pressure end cover are respectively installed on both sides of the motor housing, the left pressure end cover is provided with the air release port, and the right pressure end cover is provided with the water inlet pressure port and the water release valve; and The first pipe connection seat is provided on one of the left protective frame and the right protective frame. The first pipe connection seat has a connection hole connected to the pump outlet high-pressure pipeline. Each high-pressure pipeline outlet is provided with the stop valve and the quick-connect connector, which are connected to the water inlet pressure port through the connecting hose.

2. The process equipment for water pressure testing of motor housing according to claim 1 is characterized in that: The process equipment also includes an oblique support seat, which is fixed to the T-shaped slot by the fastening bolt group, and the motor housing is fixed to the oblique support seat by a tension rope and an eye bolt.

3. The process equipment for the motor housing water pressure test according to claim 2 is characterized in that: The tensioning rope is a galvanized steel wire rope.

4. The process equipment for water pressure testing of motor housing according to claim 1 is characterized in that: The fastening bolt group cooperates with the T-shaped slot to fix the motor housing with a base on the fixing seat.

5. The process equipment for water pressure testing of motor housing according to claim 1 is characterized in that: The plurality of T-shaped slots are all parallel to the longitudinal direction of the motor housing.

6. The process equipment for the motor housing water pressure test according to claim 2 is characterized in that: The safety door is a double-door, connected to the corresponding protection frame by hinges. The safety door is provided with a handle, a glass window and a latch. The latch is used to open and close the safety door, and the glass window is used to observe the pressure test.

7. The process equipment for water pressure testing of motor housing according to claim 1 is characterized in that: The process equipment also includes a second pipe connecting seat, which has a connecting hole connected to the pump outlet high-pressure pipeline. Each high-pressure pipeline outlet is provided with the stop valve and the quick-connect connector, which can be connected to the water inlet pressure port through the connecting hose.

8. The process equipment for water pressure testing of motor housing according to any one of claims 1 to 7, characterized in that: A plurality of pipeline outlets are arranged below the pump outlet high-pressure pipeline, and the number of the pipeline outlets is determined according to the number of interfaces of the pressurized product.

9. The process equipment for water pressure testing of motor housing according to any one of claims 1 to 7, characterized in that: The vent port is equipped with a screw plug.

10. The process equipment for water pressure testing of motor housing according to claim 2 or 3, characterized in that: The oblique support seats are symmetrically arranged in the form of 4 or 6 oblique support seats.

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