Glass fiber reinforced plastic centrifugal ventilator
By introducing a buffer device and a clamping mechanism into the fiberglass centrifugal fan, the vibration control problem was solved, the stability and lifespan of the equipment were improved, noise pollution was reduced, and maintenance costs were decreased.
Patent Information
- Application Number
- CN202423283805.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2026-01-23
- Estimated Expiration
- 2034-12-30
AI Technical Summary
Existing fiberglass centrifugal fans lack effective buffer bases, resulting in uncontrollable vibrations, aging of mechanical parts, increased maintenance costs, impact on precision equipment and building structures, and noise pollution.
A fiberglass centrifugal fan including a buffer device and a clamping mechanism was designed. The buffer device reduces vibration through a stroke groove, guide rod, mating block, support rod and buffer rod. The clamping mechanism ensures uniform fixation through adjusting screw and clamping block, effectively limiting the impact of vibration.
It effectively reduces the wear and tear on mechanical parts caused by vibration, improves the installation stability of the equipment, reduces noise pollution, extends the equipment life, and reduces maintenance costs.
Smart Images
Figure CN223825324U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to centrifugal fan technical field especially relates to a glass steel centrifugal fan. BACKGROUND
[0002] Centrifugal fan is a kind of fluid machinery that is widely used, mainly used in gas delivery and air conditioning system, it produces centrifugal force by rotating impeller, and air or other gas is accelerated and directed to discharge, to realize the delivery of gas or ventilation of space, and its working principle is based on energy conversion: motor drives impeller high-speed rotation, when gas enters the inlet located in the center of impeller, obtains kinetic energy and pressure energy by the action of blade, with gas flowing along the radial outward, speed gradually reduces, and pressure increases accordingly, finally, from the outer edge outlet.
[0003] The existing glass steel centrifugal fan lacks a base that can be buffered, and the above-mentioned technology has the following problems: the existing glass steel centrifugal fan faces a significant challenge in actual application: lack of a base that can effectively buffer, this defect directly leads to the vibration generated during the operation of the equipment cannot be effectively controlled and absorbed, and further causes a series of problems, first, the unbuffered vibration will accelerate the aging and wear of mechanical parts, shorten the overall service life of the fan, second, the continuous vibration not only increases the maintenance cost, but also may affect other precision equipment in the installation environment, and even poses a potential threat to the building structure, in addition, noise pollution caused by vibration has also become a problem that cannot be ignored, which seriously affects the comfort of the workplace and the health of employees. UTILITY MODEL CONTENTS
[0004] In view of the problems existing in the prior art, the utility model provides a glass steel centrifugal fan which can overcome the above problems or at least partially solve the above problems.
[0005] The utility model is realized in this way, a glass steel centrifugal fan, including base, fixed rod and fan, the base upper end with fixed rod lower end fixed connection, the fixed rod surface with the fan surface is connected through bolt fixedly, the fan inside is provided with buffer device, the fixed rod surface is provided with clamping mechanism;
[0006] The buffer device is used to reduce the vibration generated during the operation of the fan;
[0007] The clamping mechanism is used to fix the fan.
[0008] In order to improve the effect of buffering, preferably, the buffering device comprises a stroke groove, a guide rod, a matching block, a support rod, a mounting plate and a protective plate, the stroke groove is opened on the bottom plate and the two side surfaces of the mounting plate, the inner wall of the stroke groove is fixedly connected with the two ends of the guide rod, the surface of the guide rod is slidably connected with the inner wall of the matching block, the surfaces of the two matching blocks are rotatably connected with the two ends of the support rod through the shaft, the upper surface of the mounting plate is fixedly connected with the lower end of the protective plate, the guide rod is fixedly connected with the inner wall of the stroke groove, which ensures the linear motion path of the matching block under the condition of vibration, effectively limits the lateral displacement of the matching block, thereby reducing the influence of the vibration generated by the operation of the ventilator.
[0009] In order to improve the efficiency of operation, preferably, the clamping mechanism comprises an adjusting screw, a clamping block, a connecting plate, a limiting block and a bearing frame, the surface of the adjusting screw is threadedly connected with the inner wall of the clamping block, one side surface of the clamping block is fixedly connected with the outer side surface of the connecting plate, the surface of the adjusting screw is fixedly connected with the inner wall of the two limiting blocks, and the two ends of the adjusting screw are rotatably connected with the inner wall of the two bearing frames, by opening opposite threads on the adjusting screw, when the adjusting screw is rotated, the two clamping blocks can move synchronously and uniformly towards the center, which ensures the uniform distribution of the pressure applied to the ventilator, effectively avoids the damage or loosening of the equipment caused by uneven unilateral force, thereby enhancing the installation stability of the ventilator.
[0010] In order to improve the reliability of the equipment, preferably, the bottom plate is provided with a buffer rod, the upper end of the buffer rod is fixedly connected with the lower end of the bottom plate, which ensures that the buffer rod can withstand the force in the vertical direction generated during the operation of the ventilator, and can also maintain the integrity of the structure when facing lateral impact or irregular vibration, effectively preventing loosening or separation caused by vibration.
[0011] In order to improve the flexibility of the equipment, preferably, the inner wall of the stroke groove is slidably connected with the surface of the matching block, the upper end of the protective plate is fixedly connected with the lower surface of the bottom plate, and the surfaces of the two support rods are rotatably connected through the shaft, the shaft allows the support rod to adjust the angle flexibly when facing forces in different directions and strengths.
[0012] In order to improve the stability of the operation, preferably, the surface of the connecting plate is fixedly connected with the surface of the fixing rod, the lower end of the bearing frame is fixedly connected with the surface of the fixing rod, and the surface of the limiting block is in contact with the surface of the clamping block, which ensures that the movement range of the clamping block during the rotation of the adjusting screw is strictly limited, prevents the clamping block from being too close to or far away from the ventilator, avoids the risk of damaging the surface of the ventilator, and also ensures that the applied pressure is uniform and appropriate.
[0013] In order to improve the service life of the equipment, preferably, the lower end of the buffer rod is fixedly connected with the upper surface of the mounting plate, so that the buffer rod can effectively transmit and disperse the force in the vertical direction generated by the operation of the ventilator, and the loosening or failure phenomenon caused by long-term vibration is effectively prevented.
[0014] Compared with the prior art, the utility model has the advantages that:
[0015] The utility model discloses a buffer device, clamping mechanism, guide rod, cooperation piece, support rod, adjusting screw, clamping block, connecting plate and limit block are set up, and the buffer device is used for slowing down the vibration generated by the operation of ventilator, and the clamping mechanism is used for fixing ventilator, through the stroke groove, and the guide rod is fixedly connected in the inner wall two ends of stroke groove, ensure that the linear motion path of cooperation piece under the vibration condition, effectively limit the lateral displacement of cooperation piece, thereby reduce the influence of the vibration generated by the operation of ventilator, through the thread of opposite rotation of adjusting screw, when rotating adjusting screw, both sides clamping block can synchronous and evenly move to center, ensure that the pressure distribution of ventilator is even, effectively avoid the equipment damage or loosening problem caused by the uneven unilateral stress possibly, thereby enhanced the installation stability of ventilator, the existing glass steel centrifugal ventilator in practical application is faced with a significant challenge: lack of a kind of base that can effectively buffer, this defect directly leads to the vibration generated in the operation process of equipment cannot be effectively controlled and absorbed, and then a series of problems are caused, first, the vibration that is not buffered can accelerate the aging and wear of mechanical parts, shortens the overall service life of ventilator, second, the continuous vibration not only increases maintenance cost, but also can affect other precision equipment in the installation environment, even potentially threatens building structure, in addition, the noise pollution caused by vibration also becomes a problem that cannot be ignored, seriously affects the comfort of workplace and the health of employees. ACCURACY OF DRAWINGS
[0016] Fig. 1 It is the main body three-dimensional structure schematic diagram provided by the utility model embodiment;
[0017] Fig. 2 It is the main body vertical section three-dimensional structure schematic diagram provided by the utility model embodiment;
[0018] Fig. 3 It is the buffer device three-dimensional structure schematic diagram provided by the utility model embodiment;
[0019] Fig. 4 It is the clamping mechanism three-dimensional structure schematic diagram provided by the utility model embodiment.
[0020] In the figure: 1, buffering device; 101, stroke groove; 102, guide rod; 103, matching block; 104, support rod; 105, mounting plate; 106, guard plate; 2, clamping mechanism; 201, adjusting screw; 202, clamping block; 203, connecting plate; 204, limiting block; 205, bearing frame; 3, buffering rod; 4, base; 5, fixed rod; 6, ventilator. DETAILED DESCRIPTION
[0021] In order to further understand the application content, characteristics and effects of the present application, the following examples are given, and the detailed description is given as follows with reference to the drawings.
[0022] The structure of the present application will be described in detail below with reference to the drawings.
[0023] As Figs. 1 to 4As shown, the utility model discloses a glass steel centrifugal ventilator, including base 4, fixed link 5 and ventilator 6, and the fixed link 5 lower extreme is fixedly connected with base 4 upper end, and the fixed link 5 surface is fixedly connected with ventilator 6 surface through bolt, and ventilator 6 is provided with buffer device 1 inside, and the fixed link 5 surface is provided with clamping mechanism 2, and buffer device 1 is used to slow down the vibration produced when ventilator 6 operates, and clamping mechanism 2 is used to fix ventilator 6, and buffer device 1 includes stroke groove 101, guide rod 102, fitting block 103, support rod 104, mounting plate 105 and guard plate 106, and stroke groove 101 is opened in the both sides surface of base 4 and mounting plate 105, and the inner wall of stroke groove 101 is fixedly connected with both ends of guide rod 102, and the surface of guide rod 102 is slidably connected with the inner wall of fitting block 103, and the surface of two fitting blocks 103 is rotatably connected with both ends of support rod 104 through pivot, and the upper surface of mounting plate 105 is fixedly connected with the lower end of guard plate 106, and through stroke groove 101, and guide rod 102 is fixedly connected in the inner wall of stroke groove 101 both ends, ensure that the linear motion path of fitting block 103 under the vibration condition, effectively limit the lateral displacement of fitting block 103, thereby reduce the influence of the vibration produced when ventilator 6 works, and clamping mechanism 2 includes adjusting screw 201, clamping block 202, connecting plate 203, limit block 204 and bearing frame 205, and the surface of adjusting screw 201 is threadedly connected with the inner wall of clamping block 202, and the one side surface of clamping block 202 is fixedly connected with the outer side surface of connecting plate 203, and the surface of adjusting screw 201 is fixedly connected with the inner wall of two limit blocks 204, and both ends of adjusting screw 201 are rotatably connected with the inner wall of two bearing frames 205, by the thread of opposite rotation that adjusting screw 201 is opened, when rotating adjusting screw 201, both sides clamping block 202 can synchronize and evenly move towards the center, ensure that the pressure distribution that ventilator 6 is applied is uniform, effectively avoid the equipment damage or loose problem that can be caused by unilateral uneven stress, thereby enhance the installation stability of ventilator 6, and the lower surface of base 4 is provided with buffer rod 3, and the upper end of buffer rod 3 is fixedly connected with the lower end of base 4, ensure that buffer rod 3 can bear the force in the vertical direction from the operation process of ventilator 6, and when facing lateral impact or irregular vibration, also can maintain the integrity of structure, effectively prevent the loose or separation phenomenon caused by vibration, the inner wall of stroke groove 101 is slidably connected with the surface of fitting block 103, the upper end of guard plate 106 is fixedly connected with the lower surface of base 4, the surface of two support rods 104 is rotatably connected through pivot, through pivot, allow support rod 104 to be able to flexibly adjust angle when facing the force of different direction and intensity, the surface of connecting plate 203 is fixedly connected with the surface of fixed link 5, the lower end of bearing frame 205 is fixedly connected with the surface of fixed link 5, the surface of limit block 204 is contacted with the surface of clamping block 202, ensure that the moving range of clamping block 202 when adjusting screw 201 rotates is strictly limited,The clamping block 202 is prevented from being too close or far away from the ventilator 6, the risk of damage to the surface of the ventilator 6 is avoided, and the uniform and proper pressure is ensured, the lower end of the buffer rod 3 is fixedly connected with the upper surface of the mounting plate 105, the buffer rod 3 can effectively transmit and disperse the force in the vertical direction generated by the operation of the ventilator 6, and the loosening or failure phenomenon caused by long-term vibration is effectively prevented.
[0024] The working principle of the utility model:
[0025] In the process of installing the ventilator 6, first, it is necessary to ensure that the mounting plate 105 is placed on a plane, then, the mounting plate 105 is firmly connected with the plane through the fixing measure, subsequently, the ventilator 6 is placed on the base 4 above the mounting plate 105, this base 4 is used to bear the ventilator 6 and provide necessary support, in order to further stabilize the ventilator 6, the fixing rod 5 on the base 4, to ensure that the ventilator 6 is safely fixed in its position, and the connecting plate 203 is additionally arranged on the fixing rod 5, the close fit of the ventilator 6 is realized by means of the clamping block 202 on the adjusting screw 201, it is worth noting that the threads opened on both sides of the adjusting screw 201 have opposite rotation directions, which means that when the adjusting screw 201 is rotated, the connecting plates 203 on both sides will move towards the ventilator 6 synchronously, so as to uniformly apply pressure and ensure that the ventilator 6 is stably fixed, once the ventilator 6 is installed and started to operate, it is inevitable to produce certain vibration, however, the buffer device 1 is added to reduce the influence of vibration, the buffer rod 3 at the lower end of the base 4 can respond according to the vibration condition and perform the up-down telescopic action, at the same time, the travel groove 101 opened in the base 4 and the mounting plate 105, the matching block 103 inside it will drive the supporting rod 104 to correspondingly ascend and descend, and the guide rod 102 in the travel groove 101 will play the role of stabilizing the moving path of the matching block 103, to ensure the stability in the buffering process, ensure that all movements can be kept stable and orderly even under the vibration condition, effectively reduce the vibration and transmit to the mounting plate 105, in addition, in order to protect various parts on the mounting plate 105 from being damaged by external factors, the liftable protection plate 106 is also arranged, which not only helps to maintain the safety of internal components, but also enhances the overall durability and reliability, so that the ventilator 6 can maintain good performance and stability in long-time operation.
[0026] It is to be noted that the relational terms herein, such as first and second, and the like, are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.
[0027] The above description merely provides preferred embodiments of the present application and is not intended to limit the present application in any form. Although the present application has been disclosed with reference to the preferred embodiments, the present application is not limited to the preferred embodiments. Any person skilled in the art to which the present application pertains can make modifications and changes without departing from the scope of the present application.
Claims
1. A fiberglass centrifugal fan, comprising a base (4), a fixing rod (5), and a fan (6), wherein the upper end of the base (4) is fixedly connected to the lower end of the fixing rod (5), and the surface of the fixing rod (5) is fixedly connected to the surface of the fan (6) by bolts, characterized in that: The ventilator (6) is equipped with a buffer device (1) inside, and the fixed rod (5) is equipped with a clamping mechanism (2) on its surface; The buffer device (1) is used to reduce the vibration generated by the operation of the ventilator (6); The clamping mechanism (2) is used to fix the ventilator (6).
2. The fiberglass centrifugal fan as described in claim 1, characterized in that: The buffer device (1) includes a travel groove (101), a guide rod (102), a mating block (103), a support rod (104), a mounting plate (105), and a protective plate (106). The travel groove (101) is formed on both sides of the base (4) and the mounting plate (105). The inner wall of the travel groove (101) is fixedly connected to both ends of the guide rod (102). The surface of the guide rod (102) is slidably connected to the inner wall of the mating block (103). The surfaces of the two mating blocks (103) are rotatably connected to both ends of the support rod (104) through a rotating shaft. The upper surface of the mounting plate (105) is fixedly connected to the lower end of the protective plate (106).
3. A fiberglass centrifugal fan as described in claim 2, characterized in that: The clamping mechanism (2) includes an adjusting screw (201), a clamping block (202), a connecting plate (203), a limiting block (204), and a bearing bracket (205). The surface of the adjusting screw (201) is threadedly connected to the inner wall of the clamping block (202). One side surface of the clamping block (202) is fixedly connected to the outer surface of the connecting plate (203). The surface of the adjusting screw (201) is fixedly connected to the inner walls of the two limiting blocks (204). Both ends of the adjusting screw (201) are rotatably connected to the inner walls of the two bearing brackets (205).
4. A fiberglass centrifugal fan as described in claim 3, characterized in that: A buffer rod (3) is provided on the lower surface of the base (4), and the upper end of the buffer rod (3) is fixedly connected to the lower end of the base (4).
5. A fiberglass centrifugal fan as described in claim 2, characterized in that: The inner wall of the travel groove (101) is slidably connected to the surface of the mating block (103), the upper end of the protective plate (106) is fixedly connected to the lower surface of the base (4), and the surfaces of the two support rods (104) are rotatably connected through a rotating shaft.
6. A fiberglass centrifugal fan as described in claim 3, characterized in that: The surface of the connecting plate (203) is fixedly connected to the surface of the fixing rod (5), the lower end of the bearing bracket (205) is fixedly connected to the surface of the fixing rod (5), and the surface of the limiting block (204) is in contact with the surface of the clamping block (202).
7. A fiberglass centrifugal fan as described in claim 4, characterized in that: The lower end of the buffer rod (3) is fixedly connected to the upper surface of the mounting plate (105).