CN221033300U - Expandable turbocharger diffuser plate - Google Patents

Abstract

The utility model discloses an expandable turbocharger expansion plate, and particularly relates to the field of turbochargers. According to the utility model, the connecting mechanism is arranged, so that the first expansion plate and the second expansion plate are pulled, the limiting grooves limit the two ends of the connecting bent rod through the fixing blocks when the first expansion plate and the second expansion plate are separated, the connecting bent rod can be effectively prevented from being separated into the first expansion plate and the second expansion plate when the first expansion plate and the second expansion plate are pulled and separated, the function of adjusting the distance between the first expansion plate and the second expansion plate can be realized, and then the first expansion plate and the second expansion plate are sleeved in the positioning grooves at the bottom of the diffusion plate.

Description

Expandable turbocharger diffuser plate

Technical Field

The utility model relates to the technical field of turbochargers, in particular to an expandable turbocharger expansion plate.

Background

One of the functions of the pressure expansion plate/air sealing plate in different brands of booster structures is to support the end sealing ring of the compressor, and as the rotor rotates at high speed, the rotating speed per minute is up to 20 ten thousand or more, and the pressure expansion plate/air sealing plate is positioned in the working environment of the high-pressure gas of the compressor, a large amount of high-pressure lubricating oil is needed to lead to an oil film for supporting the rotor, and meanwhile, the leakage of the high-pressure gas into an oil cavity needs to be prevented from affecting the normal work. Thus, a good sealing device is required at the compressor end, a sealing ring like a piston ring is designed on the supercharger, the sealing ring has elasticity and an opening, the opening is small after the sealing ring is assembled into the hole of the pressure expansion plate/gas sealing plate, and the sealing ring seals leakage in the circumferential direction by being closely contacted with the inner hole of the pressure expansion plate/gas sealing plate.

The utility model patent of patent application number CN202023172562.4 discloses a turbocharger diffuser plate structure, relates to the technical field of turbochargers, and comprises a diffuser plate body, wherein a plurality of groups of blades matched with the diffuser plate body are uniformly arranged at the top of the diffuser plate body, plug-in blocks extending to the inside of the diffuser plate body are fixedly arranged at the bottoms of the blades, and a fixing ring is fixedly arranged at the bottom of the inner side of the diffuser plate body. The advantage of this structure lies in that expansion board body and multiunit blade are plug-in type assembly, the fixed spliced block that is provided with in bottom of every group blade with spliced groove matched with, fixed ring bottom is provided with the fastening screw who runs through the fixed ring and extend to the spliced block inside, when the installation is used, if high-pressure air flow produces high-pressure air flow to one or more of them group blade and corrodes, make the blade take place to damage, only need change damaged blade can, the blade that is not corroded by high-pressure air flow all the other time still can continue to use, great reduction cost.

However, when the structure is used, the size of the expansion plate cannot be freely adjusted according to different turbocharger models due to the fact that the expansion plate is fixed in shape.

Disclosure of utility model

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides an expandable expansion plate for a turbocharger, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a turbo charger diffusion board of expandable, includes first expansion board, first expansion board one side is provided with the second expansion board, first expansion board is provided with two coupling mechanism with the inside joint arrangement of second expansion board, first expansion board all is provided with fixed subassembly with second expansion board both ends, adopts above-mentioned technical scheme to the realization expansion board can realize adjusting size's function.

Preferably, the connecting mechanism comprises sliding grooves formed in the first expansion plate and the second expansion plate, limiting grooves are formed in two ends of each sliding groove, and telescopic structures are arranged in the two sliding grooves together; the telescopic structure comprises fixing blocks arranged inside the sliding groove, each two fixing blocks are provided with a connecting bent rod on one side of each fixing block, two springs are symmetrically arranged outside the connecting bent rods, and the springs are arranged inside the sliding groove.

Preferably, the inner diameter of the limiting groove is smaller than that of the sliding groove, and the technical scheme is adopted so that the function of limiting the fixed block can be realized.

Preferably, the first expansion plate and the second expansion plate are both arranged in an arc shape, and the technical scheme is adopted, so that the structure can adapt to the surface of the laminating expansion plate.

Preferably, the fixed subassembly is including fixed two fixed plates that set up on first extension board and second extension board surface, every two is relative the inside two connecting rods that all run through jointly of fixed plate, the outside equal thread bush in connecting rod surface is equipped with the stopper, adopts above-mentioned technical scheme to can realize the function to the distance between first extension board and the fixed it of second extension board.

The utility model has the technical effects and advantages that:

1. Through setting up coupling mechanism for pulling first expansion board and second expansion board, when first expansion board and second expansion board separate, the spacing groove can be through the fixed block spacing to the both ends of connecting the bent rod, can prevent effectively that connecting the bent rod from breaking away from to the inside of first expansion board and second expansion board when first expansion board and second expansion board pull the separation, can realize the function of adjusting the distance between first expansion board and the second expansion board simultaneously, establish first expansion board and second expansion board cover in diffuser board bottom constant head tank, compared with prior art, this device can make diffuser board adaptation not unidimensional turbo charger;

2. Through setting up fixed subassembly, when first expansion board and second expansion board cover were established in the diffusion board outside, pass the connecting rod between two fixed plates, establish the stopper cover on the surface of connecting rod afterwards, compare with prior art to can realize the fixed function of first expansion board and second expansion board location, and can make the diffusion board have the function of extension.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of the internal structure of the present utility model.

Fig. 3 is a schematic view showing the internal structures of the first expansion board and the second expansion board of the present utility model.

Fig. 4 is a schematic structural view of a connecting mechanism of the present utility model.

The reference numerals are: 1. a first expansion plate; 2. a second expansion plate; 4. a fixing plate; 5. a limiting block; 6. a connecting rod; 7. a chute; 8. a connecting mechanism; 11. a limit groove; 12. a fixed block; 13. connecting a bent rod; 14. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

An expandable turbocharger diffuser plate as shown in fig. 1-4, comprising a first expansion plate 1, wherein a second expansion plate 2 is arranged on one side of the first expansion plate 1, two connecting mechanisms 8 are arranged inside the first expansion plate 1 and the second expansion plate 2 together so as to adjust the distance between the first expansion plate 1 and the second expansion plate 2, and fixing assemblies are arranged at two ends of the first expansion plate 1 and the second expansion plate 2 so as to fix the first expansion plate 1 and the second expansion plate 2 conveniently.

Further, the connecting mechanism 8 comprises sliding grooves 7 formed in the first expansion plate 1 and the second expansion plate 2, limiting grooves 11 are formed in two ends of the sliding grooves 7, and telescopic structures are arranged in the two sliding grooves 7 together; the telescopic structure comprises fixed blocks 12 arranged in the sliding chute 7, a connecting bent rod 13 is arranged on one side of each two fixed blocks 12, two springs 14 are symmetrically arranged outside the connecting bent rod 13, and the springs 14 are arranged in the sliding chute 7; the internal diameter of the limiting groove 11 is smaller than that of the sliding groove 7, so that the first expansion plate 1 and the second expansion plate 2 are pulled, the limiting groove 11 can limit the two ends of the connecting bent rod 13 through the fixing block 12 when the first expansion plate 1 and the second expansion plate 2 are separated, the connecting bent rod 13 can be effectively prevented from being separated from the first expansion plate 1 and the second expansion plate 2 when the first expansion plate 1 and the second expansion plate 2 are pulled and separated, the function of adjusting the distance between the first expansion plate 1 and the second expansion plate 2 can be realized, and then the first expansion plate 1 and the second expansion plate 2 are sleeved in the positioning groove at the bottom of the diffusion plate, so that the expansion plate can be matched with turbochargers of different sizes.

Further, the first expansion plate 1 and the second expansion plate 2 are both arranged in an arc shape, so that the shape of the diffusion plate mounting groove can be attached, and the diffusion plate mounting groove is convenient to fix.

Further, fixed subassembly is including fixed two fixed plates 4 that set up on first expansion board 1 and second expansion board 2 surface, every two inside all runs through jointly of relative fixed plate 4 is provided with two connecting rods 6, the equal thread bush in connecting rod 6 surface outside is equipped with stopper 5, when first expansion board 1 and second expansion board 2 cover are established in the diffusion board outside, pass between two fixed plates 4 with connecting rod 6, establish the stopper 5 cover later on the surface of connecting rod 6, thereby can realize the fixed function of location to first expansion board 1 and second expansion board 2, and can make the diffusion board have the function of extension.

The working principle of the utility model is as follows: when the device is used, the first expansion plate 1 and the second expansion plate 2 are pulled firstly, the first expansion plate 1 and the second expansion plate 2 are separated, meanwhile, the limiting grooves 11 can limit the two ends of the connecting bent rods 13 through the fixing blocks 12, the connecting bent rods 13 can be effectively prevented from being separated from the inner parts of the first expansion plate 1 and the second expansion plate 2 when the first expansion plate 1 and the second expansion plate 2 are pulled and separated, the function of adjusting the distance between the first expansion plate 1 and the second expansion plate 2 can be achieved, then the first expansion plate 1 and the second expansion plate 2 are sleeved in the positioning grooves at the bottom of the diffusion plate, then the connecting rods 6 penetrate between the two fixing plates 4, and then the limiting blocks 5 are sleeved on the surfaces of the connecting rods 6, so that the functions of positioning and fixing the first expansion plate 1 and the second expansion plate 2 can be achieved, the functions of expanding the connecting rods can be achieved, and the expansion plates with different sizes can be adapted.

The foregoing is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the utility model, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims (6)

1. An expandable turbocharger diffuser plate comprising a first expansion plate (1), characterized in that: the novel expansion board is characterized in that a second expansion board (2) is arranged on one side of the first expansion board (1), two connecting mechanisms (8) are arranged inside the first expansion board (1) and the second expansion board (2) together, and fixing assemblies are arranged at two ends of the first expansion board (1) and two ends of the second expansion board (2).

2. An expandable turbocharger diffuser plate according to claim 1, wherein: the connecting mechanism (8) comprises sliding grooves (7) formed in the first expansion plate (1) and the second expansion plate (2), limiting grooves (11) are formed in two ends of each sliding groove (7), and telescopic structures are arranged in the two sliding grooves (7) together.

3. An expandable turbocharger diffuser plate according to claim 2, wherein: the telescopic structure comprises fixing blocks (12) arranged inside the sliding groove (7), connecting bent rods (13) are arranged on one sides of each two fixing blocks (12) together, two springs (14) are symmetrically arranged outside the connecting bent rods (13), and the springs (14) are arranged inside the sliding groove (7).

4. An expandable turbocharger diffuser plate according to claim 2, wherein: the inner diameter of the limiting groove (11) is smaller than that of the sliding groove (7).

5. An expandable turbocharger diffuser plate according to claim 1, wherein: the first expansion plate (1) and the second expansion plate (2) are both arranged in an arc shape.

6. An expandable turbocharger diffuser plate according to claim 1, wherein: the fixing assembly comprises two fixing plates (4) fixedly arranged on the surfaces of the first expansion plate (1) and the second expansion plate (2), two connecting rods (6) are arranged in the fixing plates (4) in a penetrating mode, and limiting blocks (5) are sleeved outside the surfaces of the connecting rods (6) in a threaded mode.