CN215292964U

CN215292964U - Air speed fan for truck performance test

Info

Publication number: CN215292964U
Application number: CN202121437779.5U
Authority: CN
Inventors: 贾世俊; 梁英
Original assignee: Lunden Fan Technology Tianjin Co ltd
Current assignee: Lunden Fan Technology Tianjin Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-12-24
Anticipated expiration: 2031-06-28

Abstract

The utility model discloses a be used for truck performance test to use wind speed fan, comprising a base plate, the left fixed surface of bottom plate is connected with the support, the upper surface roll connection of support has the gyro wheel, the left surface of gyro wheel rotates and is connected with the connecting rod, the last fixed surface of connecting rod is connected with the runner pipe, the left fixed surface of runner pipe is connected with the collector, the internal fixed surface of runner pipe is connected with the motor, the output fixedly connected with derailleur of motor, the fixedly connected with jack of runner pipe. The utility model discloses, through design gyro wheel, jack, realize when the test, higher and the experimental data is more accurate to the utilization ratio of air current, through the design collector, realize increasing the gaseous scope of incoming flow, increase gaseous flow efficiency, increase the intake, through design derailleur, motor, realize carrying out the speed governing to the blade through the combined action of derailleur and motor, reach the stronger purpose of practicality of device.

Description

Air speed fan for truck performance test

Technical Field

The utility model relates to an air speed fan field especially relates to an air speed fan for truck performance test.

Background

The information-oriented and scientific development of the era prompts manufacturers in the fan industry to continuously explore new ways of enterprise development, and what is consistently concerned by enterprises is the cultivation of core technology in fan production. In order to promote the localization of major technical equipment to a higher level and produce more advanced products, secondary development and omnibearing independent innovation are main attack targets of a plurality of fan enterprises. The design and manufacture of the outer rotor fan relate to the fields of multiple subjects such as gas dynamics, thermodynamics, heat transfer science, materials science, mechanical theory and the like, and the speed-regulating fan is a novel fan developed along with the rapid development of electronic technology. Under the driving of the development of social science and technology, the requirements of people on the use of the external rotor fan are higher and higher, and the high efficiency and energy conservation are the trend in terms of the technical development trend of the external rotor fan at home and abroad at present. The outer rotor speed-adjustable fan detects the position of a rotor according to a three-phase Hall sensor, determines the setting of the rotating speed by using a temperature sensor, and realizes effective regulation of the rotating speed through fuzzy PI control, so that the fan keeps high running efficiency in a wide working area, saves energy, improves quality and yield, improves the reliability of the fan, lightens the labor intensity of an operator, reduces the time for fault shutdown and maintenance, prolongs the service life of a wearing part, and reduces the consumption of raw materials.

1. At present, the flow speed at the inlet of the wind speed fan used for the truck performance test is too low, so that the flow of gas is small, and the energy of a motor is lost;

2. the existing wind speed fan for the truck performance test cannot move and lift, so that different tests cannot be dealt with, and gas waste and inaccurate test data are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the air speed fan that is used for truck performance test to put forward.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the air speed fan for the truck performance test comprises a bottom plate, wherein a support is fixedly connected to the left surface of the bottom plate, a roller is connected to the upper surface of the support in a rolling mode, a connecting rod is rotatably connected to the left surface of the roller, a runner pipe is fixedly connected to the upper surface of the connecting rod, and a collector is fixedly connected to the left surface of the runner pipe;

the utility model discloses a flow channel pipe, including runner pipe, internal fixed surface is connected with the motor, the output fixedly connected with derailleur of motor, the fixedly connected with jack of runner pipe, the rear surface fixedly connected with bracing piece of jack, the right fixed surface of runner pipe is connected with the transition case, the right fixed surface of transition case is connected with the rectifier box, the internal surface rotation of rectifier box is connected with the blast gate.

As a further description of the above technical solution:

the number of the brackets is multiple, and the brackets are fixed with each other.

As a further description of the above technical solution:

the output end of the speed changer is fixedly connected with a plurality of blades, and the blades are connected with the runner pipe in a sliding mode.

As a further description of the above technical solution:

one end of the support rod, which is far away from the jack, is connected with the support in a sliding manner, and the front surface of the jack is rotatably connected with a crank.

As a further description of the above technical solution:

the number of the jacks is multiple and distributed front and back.

As a further description of the above technical solution:

the transition case is hourglass hopper-shaped, rectifier box internal surface just is located the right side fixedly connected with filter screen of blast gate.

As a further description of the above technical solution:

the number of blast gates is two and upper and lower distribution, have the gap between runner pipe and the support.

As a further description of the above technical solution:

the diameter of the current collector is 1.5 times of the diameter of the rectifying box.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this be used for truck performance test to use wind speed fan through design gyro wheel, jack, realizes that the utilization ratio to the air current is higher and experimental data is more accurate when the test.

2. Compared with the prior art, the wind speed fan for the truck performance test has the advantages that the range of incoming flow gas is increased, the flowing efficiency of the gas is increased, and the air intake is increased by designing the current collector.

3. Compared with the prior art, this be used for truck performance test to use wind speed fan through design derailleur, motor, realizes carrying out the speed governing to the blade through the combined action of derailleur and motor, reaches the stronger purpose of the practicality of device.

Drawings

Fig. 1 is a schematic view of an internal structure of an air speed fan for truck performance testing according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a left side view of an air speed fan for truck performance testing according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3.

Illustration of the drawings:

1. a base plate; 2. a roller; 3. a rectification box; 4. a transition box; 5. a motor; 6. a transmission; 7. a current collector; 8. a blade; 9. an air valve; 10. a jack; 11. a support; 12. a crank; 13. a support bar; 14. a filter screen; 15. a runner pipe.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model provides a pair of be used for truck performance test to use wind speed fan: including bottom plate 1, the left fixed surface of bottom plate 1 is connected with support 11, the quantity of support 11 is a plurality of, reciprocal anchorage between the support 11, the upper surface roll connection of support 11 has gyro wheel 2, gyro wheel 2 is used for the rolling device, the left surface of gyro wheel 2 rotates and is connected with the connecting rod, the last fixed surface of connecting rod is connected with runner pipe 15, the left fixed surface of runner pipe 15 is connected with current collector 7, current collector 7 is used for integrating the air current, the diameter of current collector 7 is 1.5 times of 3 diameters of rectifier box.

The inner surface of the flow passage pipe 15 is fixedly connected with a motor 5, the motor 5 is used for driving the blades 8 to rotate, the output end of the motor 5 is fixedly connected with a speed changer 6, the output end of the speed changer 6 is fixedly connected with the blades 8, the number of the blades 8 is multiple, the blades 8 are in sliding connection with the flow passage pipe 15, the flow passage pipe 15 is fixedly connected with jacks 10, the number of the jacks 10 is multiple and distributed front and back, the rear surface of the jacks 10 is fixedly connected with supporting rods 13, one ends of the supporting rods 13 far away from the jacks 10 are in sliding connection with a bracket 11, the front surface of the jacks 10 is rotatably connected with a crank 12, the right surface of the flow passage pipe 15 is fixedly connected with a transition box 4, the transition box 4 is used for accelerating airflow, the transition box 4 is funnel-shaped, the inner surface of the rectification box 3 and the right side of the air valve 9 are fixedly connected with a filter screen 14, the right surface of the transition box 4 is fixedly connected with a rectification box 3, the inner surface of the rectification box 3 is rotatably connected with two air valves 9, the number of the air valves 9 is two, the air valves are distributed up and down, and a gap is formed between the runner pipe 15 and the support 11.

The working principle is as follows: according to the position and the height of the tested truck, the position of the device is adjusted through the roller 2 and the jack 10, after the adjustment is completed, the motor 5 is turned on, the speed is adjusted through the speed changer 6, then the blade 8 is driven to rotate, the rotating blade 8 sucks air flow, the air flow is integrated through the current collector 7, after the air flow is accelerated through the blade 8, the air flow is accelerated through the transition box 4, the speed and the direction of the air flow are controlled through the air valve 9, and then the air flow flows out from the right side of the rectifying box 3.

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 be used for truck performance test to use wind-speed fan, includes bottom plate (1), its characterized in that: a support (11) is fixedly connected to the left surface of the bottom plate (1), a roller (2) is connected to the upper surface of the support (11) in a rolling manner, a connecting rod is rotatably connected to the left surface of the roller (2), a runner pipe (15) is fixedly connected to the upper surface of the connecting rod, and a current collector (7) is fixedly connected to the left surface of the runner pipe (15);

the utility model discloses a flow channel pipe, including flow channel pipe (15), internal surface fixedly connected with motor (5), the output fixedly connected with derailleur (6) of motor (5), fixedly connected with jack (10) of flow channel pipe (15), the back fixed surface of jack (10) is connected with bracing piece (13), the right fixed surface of flow channel pipe (15) is connected with transition case (4), the right fixed surface of transition case (4) is connected with rectifier box (3), the internal surface rotation of rectifier box (3) is connected with blast gate (9).

2. The wind speed fan for the truck performance test according to claim 1, wherein: the number of the brackets (11) is multiple, and the brackets (11) are fixed with each other.

3. The wind speed fan for the truck performance test according to claim 1, wherein: the output end of the speed changer (6) is fixedly connected with a plurality of blades (8), and the blades (8) are connected with the runner pipe (15) in a sliding mode.

4. The wind speed fan for the truck performance test according to claim 1, wherein: one end, far away from the jack (10), of the support rod (13) is connected with the support (11) in a sliding mode, and the front surface of the jack (10) is connected with a crank (12) in a rotating mode.

5. The wind speed fan for the truck performance test according to claim 1, wherein: the number of the jacks (10) is multiple and distributed front and back.

6. The wind speed fan for the truck performance test according to claim 1, wherein: transition case (4) are hopper-shaped, rectifier box (3) internal surface just is located right side fixedly connected with filter screen (14) of blast gate (9).

7. The wind speed fan for the truck performance test according to claim 1, wherein: the number of the blast valves (9) is two and the blast valves are distributed up and down, and a gap is arranged between the runner pipe (15) and the bracket (11).

8. The wind speed fan for the truck performance test according to claim 1, wherein: the diameter of the current collector (7) is 1.5 times of that of the rectifying box (3).