Comprehensive test bench for fan

Abstract

The utility model provides a comprehensive test bench for a fan, which comprises the following structures: a rack, the front part of the rack is provided with a fan, and the top of the rack is fixedly provided with a water tank; an upper variable-pitch pull rod and a lower variable-pitch pull rod are fixedly arranged at the top and the bottom of the rear end of the mounting frame respectively, a supporting rod is movably connected to the bottom of the mounting frame, the upper variable-pitch pull rod is matched with the lower variable-pitch pull rod, and the supporting rod and the transverse plate are arranged in a clamped mode, so that a user can disassemble and assemble the fan from the front portion of the equipment conveniently; and through the design of a transmission universal shaft adopted in the equipment, a user can conveniently replace the fan according to the use requirement, the equipment can conveniently replace and test different fan products of customers, multi-directional test function services are provided for the customers, and the problem that existing equipment is single in function is solved.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of fan test benches, in particular to a comprehensive fan test bench. Background Art

[0002] The current fan test bench usually provides test conditions for various standard air intake and air outlet test devices. In customer procurement needs, some customers need to test the fan device.

[0003] The inventor proposes a comprehensive fan test bench, which is mainly used to perform performance tests on various fans. It can also be used as a test device to provide test requirements for various standard air intake and air outlet experimental devices. It can accurately measure various performance technical data of fan products, and provide customers with the design and verification of fan test benches to meet the needs of product inspection and product development (matching). Utility Model Content

[0004] 1. Technical problems solved by the utility model:

[0005] The utility model provides a comprehensive fan test bench, which solves the problem of single function of existing equipment.

[0006] 2. Technical solution:

[0007] In order to achieve the above-mentioned purpose, the technical solution provided by the utility model is: a comprehensive fan test bench, comprising the following structure:

[0008] A frame is provided with a fan at the front of the frame, and a water tank is fixedly provided at the top of the frame.

[0009] The mounting frame has an upper variable pitch pull rod and a lower variable pitch pull rod fixedly disposed at the top and bottom of the rear end of the mounting frame respectively, and the bottom of the mounting frame is movably connected to a support rod, and the rear side of the top of the support rod is movably connected to the front end of the lower variable pitch pull rod.

[0010] Furthermore, self-locking universal wheels are movably connected at the four corners of the bottom of the frame, a driving motor is fixedly provided on the inner side of the bottom end of the frame, a first pulley is fixedly provided on the output end of the driving motor, a dynamic torque sensor is provided on the outer side of the output end of the driving motor, and the dynamic torque sensor is communicatively connected to a dynamic torque measurement and control instrument.

[0011] Furthermore, the fan includes a mounting plate, a transmission universal shaft is movably connected to the middle part of the mounting plate, fan blades and a second pulley are respectively fixed to the front and rear ends of the transmission universal shaft, the outer side of the second pulley is connected to the outer side of the first pulley through a belt, a fan cover is fixed to the front side of the mounting plate, and a drainage ring is nested at the rear end of the fan cover.

[0012] Furthermore, a water outlet pipe is fixedly provided at the bottom of the water tank, a water pump is fixedly provided at the front end of the water outlet pipe, the bottom of the water pump is fixedly connected to the outside of the frame, a water supply pipe is fixedly provided at the output end of the water pump, a distribution pipe is fixedly provided at the top of the water supply pipe, the outside of the distribution pipe is fixedly connected to the outside of the mounting plate, and an atomizing head is fixedly provided on the outside of the distribution pipe.

[0013] Furthermore, the front portion of the upper pitch-changing rod is movably connected to the top of the mounting plate, the upper pitch-changing rod is symmetrically arranged on the left and right sides of the mounting plate, and the number of the upper pitch-changing rods corresponds to the number of the lower pitch-changing rods.

[0014] Furthermore, a transverse plate is clamped on the top of the support rod, and docking seats are movably connected to the left and right sides of the transverse plate, and the front side of the docking seat is movably connected to the bottom of the mounting plate.

[0015] 3. Beneficial effects:

[0016] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0017] The utility model provides a comprehensive fan test bench, wherein the upper variable pitch pull rod and the lower variable pitch pull rod cooperate, wherein the clamping arrangement of the support rod and the horizontal plate facilitates the user to disassemble and assemble the fan from the front of the device, and the transmission universal shaft design adopted in the device facilitates the user to replace the fan according to the use requirements, and facilitates the device to replace and test different fan products of the customer, and provides the customer with multi-directional testing function services;

[0018] The utility model provides a comprehensive test bench for a fan. An upper variable pitch pull rod and a lower variable pitch pull rod cooperate to adjust. The upper variable pitch pull rod changes the relative working position adjustment of the top of the mounting plate to the front side of the mounting frame. The lower variable pitch pull rod completes the relative working position adjustment of the bottom of the mounting plate to the front side of the mounting frame, thereby completing the adjustment of the water mist delivery direction of the fan.

[0019] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional diagram of the structure of the utility model;

[0021] Figure 2 It is a three-dimensional diagram of the fan blade structure of the utility model;

[0022] Figure 3 It is a half-section stereoscopic diagram of the fan cover structure of the utility model;

[0023] Figure 4 This utility model Figure 3 A magnified view of the structure at center A;

[0024] Figure 5 It is a three-dimensional diagram of the novel structure of the practical mounting frame.

[0025] Reference numerals:

[0026] Frame-1; driving motor-11; first pulley-12;

[0027] Fan-2; mounting plate-21; transmission universal shaft-22; fan blade-23; second pulley-24; fan cover-25; drainage ring-26;

[0028] Water tank-3; water outlet pipe-31; water pump-32; water supply pipe-33; distribution pipe-34; atomizing head-35;

[0029] Mounting rack - 4;

[0030] Upper pitch lever - 5;

[0031] Lower pitch lever - 6;

[0032] Support rod-7; cross plate-71; docking seat-72. DETAILED DESCRIPTION

[0033] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0034] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element; when an element is considered to be "connected to" another element, it may be directly connected to the other element or there may also be a central element; the terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0035] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention; the terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention; the term "and / or" used herein includes any and all combinations of one or more related listed items.

[0036] Refer to the attached Figure 1-5 The utility model provides a comprehensive fan test bench, including the following structure:

[0037] The frame 1 has a fan 2 at the front and a water tank 3 at the top.

[0038] The mounting frame 4 has an upper variable pitch pull rod 5 and a lower variable pitch pull rod 6 fixed to the top and bottom of the rear end of the mounting frame 4 respectively. The bottom of the mounting frame 4 is movably connected to a support rod 7, and the top rear side of the support rod 7 is movably connected to the front end of the lower variable pitch pull rod 6.

[0039] In this embodiment, Figure 1 and Figure 2 As shown, self-locking universal wheels are movably connected at the four corners of the bottom of the frame 1, a driving motor 11 is fixedly provided on the inner side of the bottom end of the frame 1, a first pulley 12 is fixedly provided on the output end of the driving motor 11, a dynamic torque sensor is provided on the outer side of the output end of the driving motor 11, and the dynamic torque sensor is communicatively connected to a dynamic torque measuring and controlling instrument.

[0040] The driving motor 11 , the first pulley 12 and the second pulley 24 cooperate to drive the transmission universal joint to rotate, and the dynamic torque sensor detects the output torque and power of the driving motor 11 .

[0041] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 5 As shown, the fan 2 includes a mounting plate 21, the middle part of which is movably connected with a transmission universal shaft, the front and rear ends of which are respectively fixed with fan blades 23 and a second pulley 24, the outer side of the second pulley 24 is transmission-connected to the outer side of the first pulley 12 via a belt, a fan cover 25 is fixed on the front side of the mounting plate 21, and a drainage ring 26 is nested at the rear end of the fan cover 25.

[0042] The fan blades 23 work in the fan cover 25 to blow air toward the front side of the equipment, and cooperate with the dynamic torque sensor to detect the output torque and power of the drive motor 11, providing customers with various standard air intake and air outlet test equipment or fan 2 performance tests.

[0043] In this embodiment, Figure 1 , Figure 3 and Figure 4 As shown, a water outlet pipe 31 is fixedly provided at the bottom of the water tank 3, a water pump 32 is fixedly provided at the front end of the water outlet pipe 31, the bottom of the water pump 32 is fixedly connected to the outside of the frame 1, a water supply pipe 33 is fixedly provided at the output end of the water pump 32, a distribution pipe 34 is fixedly provided at the top of the water supply pipe 33, the outside of the distribution pipe 34 is fixedly connected to the outside of the mounting plate 21, and an atomizing head 35 is fixedly provided on the outside of the distribution pipe 34.

[0044] The water tank 3 and the water pump 32 work together to supply water to the distribution pipe 34. The atomizing head 35 sprays water mist, and the water mist is diffused by the fan 2. In combination with the user's testing needs, water mist testing can also be provided on the premise of providing the air supply function.

[0045] In this embodiment, Figure 1 and Figure 5 As shown, the front portion of the upper pitch-changing rod 5 is movably connected to the top of the mounting plate 21 , and the upper pitch-changing rod 5 is symmetrically arranged on the left and right sides of the mounting plate 21 , and the number of the upper pitch-changing rods 5 corresponds to the number of the lower pitch-changing rods 6 one by one.

[0046] The upper variable pitch pull rod 5 changes the relative working position adjustment of the top of the mounting plate 21 on the front side of the mounting frame 4.

[0047] In this embodiment, Figure 1 and Figure 5 As shown, a transverse plate 71 is clamped on the top of the support rod 7, and docking seats 72 are movably connected to the left and right sides of the transverse plate 71, and the front side of the docking seat 72 is movably connected to the bottom of the mounting plate 21.

[0048] The lower variable pitch pull rod 6 works to change the working position adjustment of the support rod 7 on the mounting frame 4. The support rod 7 is connected to the mounting plate 21 through the cross plate 71 and the docking seat 72 to complete the relative working position adjustment of the bottom of the mounting plate 21 on the front side of the mounting frame 4.

[0049] Specific operation process:

[0050] The upper variable pitch pull rod 5 and the lower variable pitch pull rod 6 cooperate with each other, and the clamping setting of the support rod 7 and the cross plate 71 makes it convenient for users to disassemble and assemble the fan 2 from the front of the equipment. The transmission universal joint design adopted in this equipment makes it convenient for users to replace the fan 2 according to their needs, and it is convenient for this equipment to replace and test different fan 2 products of customers.

[0051] The upper variable pitch rod 5 and the lower variable pitch rod 6 cooperate for adjustment. The upper variable pitch rod 5 changes the relative working position adjustment of the top of the mounting plate 21 on the front side of the mounting frame 4, and the lower variable pitch rod 6 completes the relative working position adjustment of the bottom of the mounting plate 21 on the front side of the mounting frame 4, thereby completing the adjustment of the water mist conveying direction of the fan 2.

[0052] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. A comprehensive fan test bench, characterized by: Includes the following structure: A frame (1), wherein a fan (2) is provided at the front of the frame (1), and a water tank (3) is fixedly provided at the top of the frame (1); A mounting frame (4) is provided, wherein an upper variable pitch pull rod (5) and a lower variable pitch pull rod (6) are fixedly mounted at the top and bottom of the rear end of the mounting frame (4), respectively; a support rod (7) is movably connected to the bottom of the mounting frame (4); and a rear side of the top of the support rod (7) is movably connected to the front end of the lower variable pitch pull rod (6).

2. A comprehensive wind turbine test bench according to claim 1, characterized in that: Self-locking universal wheels are movably connected at the four corners of the bottom of the frame (1); a drive motor (11) is fixedly arranged on the inner side of the bottom end of the frame (1); a first pulley (12) is fixedly arranged on the output end of the drive motor (11); a dynamic torque sensor is arranged on the outer side of the output end of the drive motor (11); and the dynamic torque sensor is communicatively connected to a dynamic torque measuring and controlling instrument.

3. A comprehensive wind turbine test bench according to claim 1, characterized in that: The fan (2) comprises a mounting plate (21), the middle part of which is movably connected to a transmission universal shaft, the front end and rear end of which are respectively fixedly provided with fan blades (23) and a second pulley (24), the outer side of the second pulley (24) being transmission-connected to the outer side of the first pulley (12) via a belt, the front side of the mounting plate (21) being fixedly provided with a fan cover (25), the rear end of which is embedded with a drainage ring (26).

4. A comprehensive wind turbine test bench according to claim 1, characterized in that: A water outlet pipe (31) is fixedly provided at the bottom of the water tank (3), a water pump (32) is fixedly provided at the front end of the water outlet pipe (31), the bottom of the water pump (32) is fixedly connected to the outside of the frame (1), a water supply pipe (33) is fixedly provided at the output end of the water pump (32), a distribution pipe (34) is fixedly provided at the top of the water supply pipe (33), the outside of the distribution pipe (34) is fixedly connected to the outside of the mounting plate (21), and an atomizing head (35) is fixedly provided at the outside of the distribution pipe (34).

5. The comprehensive wind turbine test bench according to claim 1 is characterized in that: The front portion of the upper pitch-changing rod (5) is movably connected to the top of the mounting plate (21), and the upper pitch-changing rod (5) is symmetrically arranged on the left and right sides of the mounting plate (21), and the number of the upper pitch-changing rods (5) corresponds to the number of the lower pitch-changing rods (6).

6. The comprehensive wind turbine test bench according to claim 1 is characterized in that: A transverse plate (71) is clamped on the top of the support rod (7), and a docking seat (72) is movably connected to the left and right sides of the transverse plate (71), and the front side of the docking seat (72) is movably connected to the bottom of the mounting plate (21).

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