CN214500392U

CN214500392U - Reducer pipe for movable equipment test platform

Info

Publication number: CN214500392U
Application number: CN202022492435.6U
Authority: CN
Inventors: 郭丹
Original assignee: Shanghai Palanko Mechanical And Electrical Technology Co ltd
Current assignee: Shanghai Palanko Mechanical And Electrical Technology Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-10-26
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses a move equipment reducer pipe for test platform, including public head, female head, sealing mechanism, adjustment mechanism, control mechanism, first subassembly, second subassembly, public head, female head are the different short tubulose of internal diameter, and the rear end of public head passes through sealing mechanism and is connected with the front end of female head, and the mid-mounting of public head has adjustment mechanism, and the mid-mounting of female head has control mechanism, and first subassembly is installed to the front end of public head, and the second subassembly is installed to the rear end of female head. The utility model also discloses a method for using the reducer pipe for the mobile equipment testing platform; the utility model discloses a cooperation of each mechanism's subassembly is used, has solved the poor problem of reducing pipe leakproofness and fastening nature, and simple structure, and convenient operation, sealed and fastening effect when having improved public head, female head installation, the stability of ensureing the system operation with do not have the leakage.

Description

Reducer pipe for movable equipment test platform

Technical Field

The utility model relates to a reducing pipe technical field especially relates to a move equipment reducing pipe for test platform.

Background

The reducer pipe is formed according to the pipe diameter difference of the inlet and outlet ends, is a pipe fitting which meets the process parameters of the selected parts such as interface pressure, material, strength, size and the like in a system, protects a pipeline and controls flow, and is widely applied to the fields of chemical industry, electric power, industrial and civil construction and the like at present

At present, aiming at large-scale movable equipment manufacturing enterprises, because of product standardization and batch production, the testing efficiency of an equipment testing platform directly restricts the delivery date, and after the on-site measurement and inspection are carried out on a factory testing platform, the following problems generally exist:

1. in a standard pump manufacturer, due to the fact that the sizes of inlet and outlet apertures of water pumps of different types in a water pump test platform are changed, reducer pipes and matched pipelines of different types need to be continuously replaced at the front end of equipment in the water pump test of the test platform so as to meet the requirement of reducing diameter, manual replacement efficiency is low, and efficient inspection of quality of the water pump manufacturer in the batch production process cannot be met under a fixed delivery date;

2. in the equipment performance test and the mechanical operation test, the pipeline parameter adjustment needs manual adjustment, the manual efficiency is low, the time is consumed, and the factory inspection period of batch products is greatly prolonged; the reducer union coupling is in under energy loss's the condition, causes great consumption and is unfavorable for mill's energy-conservation, can cause pipeline vibration and noise too big simultaneously, influences the equipment under test capability test result.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the inconvenient shortcoming of reducing pipe change that exists among the prior art, and the reducing pipe for movable equipment test platform who provides.

In order to solve the inconvenient problem of reducer pipe change that prior art exists, the utility model discloses a following technical scheme:

the utility model provides a move equipment reducer pipe for test platform, includes public head, female head, sealing mechanism, adjustment mechanism, control mechanism, first subassembly, second subassembly, public head, female head are the different short tubulose of internal diameter, the rear end of public head is passed through sealing mechanism and is connected with the front end of female head, the mid-mounting of public head has adjustment mechanism, the mid-mounting of female head has control mechanism, first subassembly is installed to the front end of public head, the second subassembly is installed to the rear end of female head.

Preferably, the sealing mechanism comprises a first sealing flange ring, a second sealing flange ring and a fastener, the first sealing flange ring is sleeved on the outer side of the rear end of the male head, a conical groove is formed in the concave part of the inner diameter of the rear end of the male head, the second sealing flange ring is sleeved on the outer side of the front end of the female head, and a conical cylinder is formed in the convex part of the inner diameter of the front end of the female head; a first ring pad is sleeved at the inner end of the conical barrel and is tightly attached to the inner side of the inner diameter of the conical groove, a second ring pad is sleeved at the outer end of the conical barrel and is tightly attached to the outer side of the inner diameter of the conical groove; and fastening pieces are inserted into the flange holes of the first sealing flange ring, and each fastening piece is spirally connected with the corresponding flange hole of the second sealing flange ring.

Preferably, the adjusting mechanism comprises a rectangular box, a micro motor, a rotating shaft and adjusting blades, the rectangular box is arranged in the middle of the outer side face of the male head, a fixed bearing is installed on one side in the rectangular box, the micro motor with the forward output end is installed on the other side in the rectangular box, a worm coaxially connected with the micro motor is arranged at the end part of a motor shaft of the micro motor, and the outer end of the worm is inserted in the fixed bearing; a pair of positioning bearing grooves are recessed in the middle of the inner diameter wall of the male head, a positioning bearing is mounted in each positioning bearing groove, two ends of the rotating shaft are respectively inserted into the corresponding positioning bearings, and the top end of the rotating shaft penetrates through the corresponding positioning bearings and extends into the rectangular box; the top of pivot is equipped with the worm wheel, just the worm wheel meshes the transmission with the worm, is located and is equipped with adjusting blade in the public head on the pivot.

Preferably, the control mechanism comprises a pressure gauge, a vibration measurer and a thermometer, a through first through hole is recessed in the middle of the bottom surface of the female head, the pressure gauge is installed in the first through hole, a pressure measuring end of the pressure gauge extends into the female head, and a pressure display end of the pressure gauge extends out of the outer side of the female head; a vibration groove is sunken in one side of the middle of the top surface of the female head, a vibration measurer is installed in the vibration groove, and the vibration measurer is tightly attached to the inner side wall of the female head; the sunken second through-hole that has the link up that has of top surface middle part opposite side of female head, install the thermometer in the second through-hole, the temperature measurement end of thermometer stretches into to female in, the temperature display end of thermometer stretches out to the female first outside.

Preferably, the first component comprises a first flange ring, a water inlet inner barrel and a water inlet outer barrel, the first flange ring is sleeved on the outer side of the front end of the male head, the water inlet flange ring is arranged on the outer side face of the first flange ring, the water inlet inner barrel is arranged on the inner side wall of the water inlet flange ring, the water inlet outer barrel is sleeved on the outer side face of the water inlet inner barrel, and the outer side of the rear end of the water inlet outer barrel is fixedly connected with the water inlet flange ring.

Preferably, the second assembly comprises a second flange ring, a drainage inner cylinder and a drainage outer cylinder, the second flange ring is sleeved on the outer side of the rear end of the female head, the drainage flange ring is arranged on the outer side face of the second flange ring, the drainage inner cylinder is arranged on the inner side wall of the drainage flange ring, the drainage outer cylinder is sleeved on the outer side face of the drainage inner cylinder, and the outer side of the rear end of the drainage outer cylinder is fixedly connected with the drainage flange ring.

Preferably, the contact surface middle part of first flange ring, the flange ring of intaking is sunken to have first ring channel, just be equipped with first sealing ring in the first ring channel, all insert in the flange hole of first flange ring and be equipped with first bolt, and every first bolt all with the flange hole screwed connection that the flange ring of intaking corresponds.

Preferably, a second annular groove is formed in the middle of the contact surface of the second flange ring and the middle of the contact surface of the drainage flange ring, a second sealing ring is arranged in the second annular groove, second bolts are inserted into flange holes of the second flange ring, and each second bolt is in threaded connection with the corresponding flange hole of the drainage flange ring.

Preferably, a heat insulation supporting ring is sleeved at the rear end part of the male head in front of the first sealing flange ring, and a plurality of T-shaped guide supports are uniformly arranged on the outer side surface of the heat insulation supporting ring.

The utility model also provides a moving equipment use method of reducing pipe for test platform, including following step:

the method comprises the following steps that firstly, a first assembly is used in a matched mode, the front end portion of a water inlet inner cylinder is communicated with a water drainage end of an external water pump, a first sealing ring is placed in a first annular groove between a first flange ring and a water inlet flange ring, and the first flange ring and the water inlet flange ring are respectively locked in a spiral mode through a first bolt;

step two, the rear end part of the drainage inner cylinder is communicated with a water pipeline through the matching use of a second assembly, a second sealing ring is placed in a second annular groove between a second flange ring and a drainage flange ring, and the second flange ring and the drainage flange ring are respectively screwed and locked through a second bolt;

thirdly, through the matching use of the sealing mechanism, a first ring gasket on the conical cylinder is tightly attached to the inner side of the inner diameter of the conical groove, a second ring gasket on the conical cylinder is tightly attached to the outer side of the inner diameter of the conical groove, and the first sealing flange ring and the second sealing flange ring are respectively locked in a spiral mode through fasteners;

step four, the micro motor and the vibration measurer are respectively electrically connected with an external power supply through the matching use of the control mechanism, and the pressure gauge and the thermometer are started; controlling an external water source to sequentially form through flow through the water inlet inner cylinder, the male head, the female head and the water discharge inner cylinder under the action of the water pump;

step five, setting a female head internal pressure threshold value, reading the actual pressure in the female head through a pressure gauge, adjusting the rotation angle of the blade in the male head to adjust, and changing the flow pressure in the male head so as to change the female head internal pressure;

and step six, the micro motor is controlled to start through the matching of the adjusting mechanism, a motor shaft of the micro motor drives the worm to synchronously rotate, and the worm wheel and the rotating shaft are driven to rotate through the meshing effect, so that the adjusting blade is driven to rotate in the male head.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the first flange ring and the water inlet flange ring are respectively screwed and locked through the first bolt and the second flange ring and the water discharge flange ring are respectively screwed and locked through the second bolt by matching the first assembly and the second assembly, so that the sealing performance between the male head and the female head and an external pipeline is improved;

2. the first sealing flange ring and the second sealing flange ring are respectively and spirally locked through the fasteners, so that the fastening effect of the male head and the female head during installation is improved, and the stable box for system operation is ensured to be free from leakage;

3. through the matching use of the adjusting mechanism, a motor shaft of the micro motor drives the worm to synchronously rotate, and drives the worm wheel and the rotating shaft to rotate through the meshing action, so that the adjusting blade is driven to rotate in the male head, and the flow change in the male head is conveniently controlled to meet the test requirement;

4. by the cooperation of the control mechanism, the pressure value acquired by the pressure gauge, the vibration value acquired by the vibration measurer and the temperature value acquired by the thermometer, the real-time monitoring of background equipment is facilitated;

to sum up, the utility model discloses a cooperation of each mechanism's subassembly is used, has solved the poor problem of reducing pipe leakproofness and fastening nature, and simple structure, and convenient operation, sealed and fastening effect when having improved public head, female head installation, the stability of ensureing the system operation with do not have the leakage.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic front sectional view of the present invention;

fig. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the connection between the male and female connectors of the present invention;

fig. 4 is an enlarged schematic view of the utility model at a in fig. 1;

fig. 5 is a schematic top view of the adjusting mechanism of the present invention;

number in the figure: the water inlet and outlet device comprises a male head 1, a first sealing flange ring 11, a heat insulation supporting ring 12, a guide support 13, a rotating shaft 14, a regulating blade 15, a worm wheel 16, a rectangular box 17, a micro motor 18, a worm 19, a first flange ring 101, a water inlet flange ring 102, a first sealing ring 103, a water inlet inner cylinder 104, a water inlet outer cylinder 105, a female head 2, a second sealing flange ring 21, a fastening piece 22, a pressure gauge 23, a thermometer 24, a vibration measurer 25, a second sealing ring gasket 26, a first sealing ring gasket 27, a second flange ring 201, a drainage flange ring 202, a second sealing ring 203, a drainage inner cylinder 204 and a drainage outer cylinder 205.

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.

The first embodiment is as follows: in order to achieve the purpose of convenient replacement of the reducer pipe, the embodiment provides a reducer pipe for a mobile equipment testing platform, which specifically comprises a male head 1, a female head 2, a sealing mechanism and an adjusting mechanism, as shown in fig. 1 to 5, control mechanism, first subassembly, the second subassembly, public first 1, female first 2 is the different short tubulose of internal diameter, public first 1 relies on flange end face to connect the circulation water pitcher of higher order and provides the import rivers for test platform, female first 2 is that the reducing pipeline can provide the reducing female head of different models according to the size of a dimension change of test mobile device import, public first 1 and female 2 trunk line material is 16Mn low alloy steel, public first 1 rear end is passed through sealing mechanism and is connected with female 2 front end, public 1 mid-mounting of first 1 has adjustment mechanism, female 2 mid-mounting has control mechanism, first subassembly is installed to public 1 front end, the second subassembly is installed to female 2 rear end.

In the utility model, the sealing mechanism comprises a first sealing flange ring 11, a second sealing flange ring 21 and a fastener 22, the first sealing flange ring 11 is sleeved outside the rear end of the male head 1, a conical groove is sunken in the inner diameter of the rear end of the male head 1, the second sealing flange ring 21 is sleeved outside the front end of the female head 2, and a conical cylinder is protruded in the inner diameter of the front end of the female head 2; the inner end of the conical cylinder is sleeved with a first ring gasket 27, the first ring gasket 27 is tightly attached to the inner side of the inner diameter of the conical groove, the outer end of the conical cylinder is sleeved with a second ring gasket 26, the second ring gasket 26 is tightly attached to the outer side of the inner diameter of the conical groove, the first ring gasket 26 is matched with the second ring gasket 27 for use, the first ring gasket 27 on the conical cylinder is tightly attached to the inner side of the inner diameter of the conical groove, and the second ring gasket 26 on the conical cylinder is tightly attached to the outer side of the inner diameter of the conical groove, so that the sealing effect of the male head 1 and the female head 2 during installation is improved; the fastening pieces 22 are inserted into the flange holes of the first sealing flange ring 11, each fastening piece 22 is in threaded connection with the corresponding flange hole of the second sealing flange ring 21, and the first sealing flange ring 11 and the second sealing flange ring 21 are respectively locked in a threaded manner through the fastening pieces 22, so that the fastening effect of the male head 1 and the female head 2 during installation is improved, and the stable box for system operation is ensured to be free of leakage; a heat insulation supporting ring 12 is sleeved at the rear end part of the male head 1 in front of the first sealing flange ring 11, and a plurality of T-shaped guide supports 13 are uniformly arranged on the outer side surface of the heat insulation supporting ring 12; adopt stainless steel thermal-insulated backing ring 12 and guide bracket 13, increased the thermal-insulated piece of high strength between public head 1 and the thermal-insulated backing ring 12, can prevent thermal loss.

In the utility model, the control mechanism comprises a pressure gauge 23, a vibration measurer 25 and a thermometer 24, a through first through hole is sunken in the middle of the bottom surface of the female head 2, the pressure gauge 23 is installed in the first through hole, a pressure measuring end of the pressure gauge 23 extends into the female head 2, a pressure display end of the pressure gauge 23 extends out of the outer side of the female head 2, the pressure gauge 23 can monitor the flow pressure in the female head 2 in a test state in real time, and the model of the pressure gauge 23 is LMF-W; a vibration groove is sunken in one side of the middle of the top surface of the female head 2, a vibration measurer 25 is installed in the vibration groove, the vibration measurer 25 is tightly attached to the inner side wall of the female head 2, and the type of the vibration measurer 25 is LCO 4; a through second through hole is sunken in the other side of the middle of the top surface of the female head 2, a thermometer 24 is installed in the second through hole, a temperature measuring end of the thermometer 24 extends into the female head 2, a temperature display end of the thermometer 24 extends out of the outer side of the female head 2, and the thermometer 24 is E52L-CA 1D-M6-2M; the pressure value of manometer 23 collection, the vibration value of vibrometer 25 collection, the temperature value of thermometer 24 collection has made things convenient for the real time monitoring of backstage equipment.

In the utility model, the first component comprises a first flange ring 101, a water inlet flange ring 102, a water inlet inner cylinder 104 and a water inlet outer cylinder 105, the outer side of the front end of the male head 1 is sleeved with the first flange ring 101, the outer side surface of the first flange ring 101 is provided with the water inlet flange ring 102, the inner side wall of the water inlet flange ring 102 is provided with the water inlet inner cylinder 104, the outer side surface of the water inlet inner cylinder 104 is sleeved with the water inlet outer cylinder 105, and the outer side of the rear end of the water inlet outer cylinder 105 is fixedly connected with the water inlet flange ring 102; a first annular groove is formed in the middle of the contact surface of the first flange ring 101 and the water inlet flange ring 102 in a recessed mode, a first sealing ring 103 is arranged in the first annular groove, first bolts are inserted into flange holes of the first flange ring 101, and each first bolt is in threaded connection with a corresponding flange hole of the water inlet flange ring 102; through the cooperation use of first subassembly, the front end of intaking inner tube 104 communicates with the drainage end of external water pump, puts first sealing ring 103 to the first ring channel between first flange ring 101, the flange ring 102 of intaking in, carries out spiral locking to first flange ring 101, the flange ring 102 of intaking respectively through first bolt, has increased the leakproofness that public head 1 is connected with intaking inner tube 104, the urceolus 105 of intaking.

In the utility model, the second assembly comprises a second flange ring 201, a drainage flange ring 202, a drainage inner cylinder 204 and a drainage outer cylinder 205, the outer side of the rear end of the female head 2 is sleeved with the second flange ring 201, the outer side of the second flange ring 201 is provided with the drainage flange ring 202, the inner side wall of the drainage flange ring 202 is provided with the drainage inner cylinder 204, the outer side of the drainage inner cylinder 204 is sleeved with the drainage outer cylinder 205, and the outer side of the rear end of the drainage outer cylinder 205 is fixedly connected with the drainage flange ring 202; a second annular groove is formed in the middle of the contact surface of the second flange ring 201 and the drainage flange ring 202 in a recessed mode, a second sealing ring 203 is arranged in the second annular groove, second bolts are inserted into flange holes of the second flange ring 201, and each second bolt is in threaded connection with a corresponding flange hole of the drainage flange ring 202; through the cooperation of the second assembly, the rear end part of the drainage inner cylinder 204 is communicated with a water pipeline, the second sealing ring 203 is placed in a second annular groove between the second flange ring 201 and the drainage flange ring 202, the second flange ring 201 and the drainage flange ring 202 are respectively locked in a spiral mode through the second bolt, and the tightness of the connection of the female head 2 with the drainage inner cylinder 204 and the drainage outer cylinder 205 is improved.

Example two: in the first embodiment, there is a problem that the flow variation in the first header 1 cannot meet the test requirement, and therefore, the first embodiment further includes:

the adjusting mechanism comprises a rectangular box 17, a micro motor 18, a rotating shaft 14 and adjusting blades 15, the rectangular box 17 is arranged in the middle of the outer side surface of the male head 1, a fixed bearing is arranged on one side in the rectangular box 17, the micro motor 18 with the output end facing forward is arranged on the other side in the rectangular box 17, the model of the micro motor 18 is VYF-02, a worm 19 which is coaxially connected is arranged at the end part of a motor shaft of the micro motor 18, and the outer end of the worm 19 is inserted in the fixed bearing; a pair of positioning bearing grooves are sunken in the middle of the inner diameter wall of the male head 1, a positioning bearing is installed in each positioning bearing groove, two ends of the rotating shaft 14 are respectively inserted into the corresponding positioning bearings, and the top end of the rotating shaft 14 penetrates through the corresponding positioning bearings and extends into the rectangular box 17; the top end of the rotating shaft 14 is provided with a worm wheel 16, the worm wheel 16 is in meshed transmission with the worm 19, and the rotating shaft 14 is provided with an adjusting blade 15 positioned in the male head 1; the micro motor 18 is controlled to be started through the matching of the adjusting mechanism, the motor shaft of the micro motor 18 drives the worm 19 to synchronously rotate, the worm wheel 16 and the rotating shaft 14 are driven to rotate through the meshing effect, the adjusting blade 15 is driven to rotate in the male head 1, and the flow change in the male head 1 can be controlled according to the test requirement to meet the test requirement.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a move equipment reducer pipe for test platform, includes public head (1), female head (2), sealing mechanism, adjustment mechanism, control mechanism, first subassembly, second subassembly, its characterized in that: public first (1), female head (2) are the different short tubulose of internal diameter, the rear end of public first (1) is passed through sealing mechanism and is connected with the front end of female head (2), the mid-mounting of public first (1) has adjustment mechanism, the mid-mounting of female head (2) has control mechanism, first subassembly is installed to the front end of public first (1), the second subassembly is installed to the rear end of female head (2).

2. The reducer pipe for the test platform of the mobile equipment according to claim 1, wherein: the sealing mechanism comprises a first sealing flange ring (11), a second sealing flange ring (21) and a fastener (22), the first sealing flange ring (11) is sleeved on the outer side of the rear end of the male head (1), a conical groove is formed in the inner diameter of the rear end of the male head (1) in a concave mode, the second sealing flange ring (21) is sleeved on the outer side of the front end of the female head (2), and a conical cylinder protrudes out of the inner diameter of the front end of the female head (2); a first ring pad (27) is sleeved at the inner end of the conical barrel, the first ring pad (27) is tightly attached to the inner side of the inner diameter of the conical groove, a second ring pad (26) is sleeved at the outer end of the conical barrel, and the second ring pad (26) is tightly attached to the outer side of the inner diameter of the conical groove; and fastening pieces (22) are inserted into the flange holes of the first sealing flange ring (11), and each fastening piece (22) is spirally connected with the corresponding flange hole of the second sealing flange ring (21).

3. The reducer pipe for the test platform of the mobile equipment according to claim 1, wherein: the adjusting mechanism comprises a rectangular box (17), a micro motor (18), a rotating shaft (14) and adjusting blades (15), the rectangular box (17) is arranged in the middle of the outer side face of the male head (1), a fixed bearing is installed on one side in the rectangular box (17), the micro motor (18) with the forward output end is installed on the other side in the rectangular box (17), a worm (19) which is coaxially connected is arranged at the end part of a motor shaft of the micro motor (18), and the outer end of the worm (19) is inserted in the fixed bearing; a pair of positioning bearing grooves is recessed in the middle of the inner diameter wall of the male head (1), a positioning bearing is mounted in each positioning bearing groove, two ends of the rotating shaft (14) are respectively inserted into the corresponding positioning bearings, and the top end of the rotating shaft (14) penetrates through the corresponding positioning bearings and extends into the rectangular box (17); the top of pivot (14) is equipped with worm wheel (16), just worm wheel (16) and worm (19) meshing transmission are located and are equipped with adjusting blade (15) in public head (1) on pivot (14).

4. The reducer pipe for the test platform of the mobile equipment according to claim 1, wherein: the control mechanism comprises a pressure gauge (23), a vibration measurer (25) and a thermometer (24), a through first through hole is formed in the middle of the bottom surface of the female head (2) in a concave mode, the pressure gauge (23) is installed in the first through hole, a pressure measuring end of the pressure gauge (23) extends into the female head (2), and a pressure display end of the pressure gauge (23) extends out of the outer side of the female head (2); a vibration groove is recessed in one side of the middle of the top surface of the female head (2), a vibration measurer (25) is installed in the vibration groove, and the vibration measurer (25) is tightly attached to the inner side wall of the female head (2); the sunken second through-hole that has the link up of top surface middle part opposite side of female head (2), install thermometer (24) in the second through-hole, the temperature measurement end of thermometer (24) stretches into in female head (2), the temperature display end of thermometer (24) stretches out to the female head (2) outside.

5. The reducer pipe for the test platform of the mobile equipment according to claim 1, wherein: first subassembly includes first flange ring (101), intake flange ring (102), intakes inner tube (104), urceolus (105) of intaking, the front end outside cover of public head (1) is equipped with first flange ring (101), the lateral surface of first flange ring (101) is equipped with intake flange ring (102), the inside wall of intake flange ring (102) is equipped with into water inner tube (104), the lateral surface cover of intaking inner tube (104) is equipped with into urceolus (105), just the rear end outside and the flange ring (102) rigid coupling of intaking of urceolus (105) of intaking.

6. The reducer pipe for the test platform of the mobile equipment according to claim 1, wherein: the second subassembly includes second flange ring (201), drainage flange ring (202), drainage inner tube (204), drainage urceolus (205), the rear end outside cover of female head (2) is equipped with second flange ring (201), the lateral surface of second flange ring (201) is equipped with drainage flange ring (202), the inside wall of drainage flange ring (202) is equipped with drainage inner tube (204), the lateral surface cover of drainage inner tube (204) is equipped with drainage urceolus (205), just the rear end outside and the drainage flange ring (202) rigid coupling of drainage urceolus (205).

7. The reducer pipe for the test platform of the mobile equipment according to claim 5, wherein: the contact surface middle part of first flange ring (101), flange ring (102) of intaking is sunken to have first ring channel, just be equipped with first sealing ring (103) in the first ring channel, all insert in the flange hole of first flange ring (101) and be equipped with first bolt, and every first bolt all with the flange hole screwed connection that flange ring (102) of intaking correspond.

8. The reducer pipe for the test platform of the mobile equipment according to claim 6, wherein: the middle parts of the contact surfaces of the second flange ring (201) and the drainage flange ring (202) are sunken to form a second annular groove, a second sealing ring (203) is arranged in the second annular groove, second bolts are inserted into flange holes of the second flange ring (201), and each second bolt is spirally connected with the corresponding flange hole of the drainage flange ring (202).

9. The reducer pipe for the test platform of the mobile equipment according to claim 2, wherein: the heat-insulation supporting ring is characterized in that a heat-insulation supporting ring (12) is sleeved at the rear end part of the male head (1) in front of the first sealing flange ring (11), and a plurality of T-shaped guide supports (13) are uniformly arranged on the outer side surface of the heat-insulation supporting ring (12).