Cast iron generator transition joint sealing structure

Abstract

The utility model provides a cast iron generator transition joint sealing structure which comprises a fixing sleeve, two ends of the fixing sleeve are symmetrically connected with fixing plates, the upper ends and the lower ends of the fixing plates are fixedly connected with a top plate and a bottom plate respectively, the lower surface of the top plate is symmetrically connected with heat dissipation rods, and two ends of the bottom plate are fixedly connected with the fixing sleeve through guide plates. An inner cavity of the fixing sleeve is movably connected with a transition sleeve through a bearing, and two ends of the transition sleeve are symmetrically connected with connecting discs. According to the utility model, through cooperation of the fixing plate, the fixing sleeve, the top plate, the bottom plate, the flow guide plate and the heat dissipation rod, the transition joint has a good sealing effect, can effectively enhance the heat dissipation effect, can prevent foreign matters from damaging related parts of a generator, and can enhance the practicability of the transition joint.

Description

TECHNICAL FIELD

[0001] The utility model relates to transition joint technical field, concretely relates to a cast iron generator transition joint sealing structure. BACKGROUND

[0002] Cast iron generator is a kind of mechanical equipment for converting mechanical energy into electrical energy, and its key components are made of cast iron material, and generator transition joint is a device for connecting generator and engine, and its main function is to realize the smooth connection and power transmission between the two, but the overall shape of the existing generator transition joint sleeve is circular, and the top end and the bottom end have ventilation holes, the ventilation holes realize the ventilation inside the generator set, but due to the setting of the ventilation holes, small objects in the vertical direction are also easy to enter the generator interior from the ventilation holes, causing damage to the generator.

[0003] After searching, a kind of generator transition joint sleeve (announcement number: CN211314377U) is disclosed in prior art, which is described as "the hollow portion is arranged in the transition joint sleeve body, the top end and the bottom end of the transition joint sleeve body are respectively provided with top plate and bottom plate, the top plate and the bottom plate are both sealing plates, and the top plate and the bottom plate are symmetrically arranged, two sides of the transition joint sleeve body are provided with through holes from top end to bottom end, and ventilation plate is arranged on two sides, and ventilation plate is matched with through hole.";The top end and the bottom end of the transition joint sleeve adopt sealing structure, effectively avoid the situation that small objects in the vertical direction fall into the generator interior, avoid the situation that generator assembly is damaged due to the entry of objects into the generator interior, but the sealing structure of the transition joint sleeve only sets top plate and bottom plate on the top end and the bottom end of the transition joint sleeve body, so that the transition joint sleeve can only prevent objects in the vertical direction, and the transition joint sleeve lacks protective structure on both sides, so that the protection effect is not comprehensive enough, and the transition joint sleeve is cooled by air hole, which reduces the sealing effect of the transition joint sleeve and is not conducive to the enhancement of the heat dissipation effect of the transition joint sleeve. UTILITY MODEL CONTENTS

[0004] To overcome the defects in the prior art, a cast iron generator transition joint sealing structure is provided to solve the problems in the background art.

[0005] To achieve the above purpose, a cast iron generator transition joint sealing structure is provided, which comprises: a fixed sleeve, the two ends of the fixed sleeve are symmetrically connected with fixed plates, the upper end and the lower end of the fixed plate are respectively fixedly connected with top plate and bottom plate, the lower surface of the top plate is symmetrically connected with heat dissipation rods, the two ends of the bottom plate are fixedly connected with the fixed sleeve through flow guide plates, the inner cavity of the fixed sleeve is movably connected with a transition sleeve through bearings, and the two ends of the transition sleeve are symmetrically connected with connecting discs.

[0006] Preferably, the fixing plate has two groups, and upper ends of the two groups of fixing plates are in semicircular structure, and lower ends of the two groups of fixing plates are in square structure.

[0007] Preferably, the fixing sleeve is in cylindrical structure, and the fixing sleeve and the fixing plate are combined to form an I-shaped structure in axial section, and a plurality of groups of mounting holes are arranged on the surface of the fixing plate in equidistant circumferential direction close to the fixing sleeve.

[0008] Preferably, the bottom plate is in the shape of a n, and surfaces of the two end bending parts of the bottom plate are fixedly connected with the water inlet pipe and the water outlet pipe respectively, and the two groups of guide plates fixedly connected with the two end bending parts of the bottom plate are in inclined plate structure.

[0009] Preferably, the top plate is in semicircular ring structure, a plurality of groups of heat dissipation rods are fixedly connected to the lower surface of the top plate in parallel and equidistant along the length direction, and the plurality of groups of heat dissipation rods are in cylindrical structure, and the adjacent heat dissipation rods on the lower surface of the top plate are in staggered distribution along the length direction, and the end of the heat dissipation rod away from the top plate abuts against the outer side surface of the fixing sleeve.

[0010] Preferably, the lower end of the fixing plate, the bottom plate, the guide plate and the fixing sleeve are combined to form a cooling tank, and the cooling tank is in concave structure, and the mounting hole on the surface of the fixing plate in the cooling tank is fixedly connected with a sealing strip, and the sealing strip is in fan ring structure.

[0011] Preferably, the transition sleeve is in cylindrical structure, and the two groups of connecting discs fixedly connected with the two ends of the transition sleeve are in circular ring structure, and the outer diameter of the transition sleeve and the inner diameter of the fixing sleeve are matched in size.

[0012] Compared with the prior art, the utility model has the advantages that: through the cooperation of the fixing plate, the fixing sleeve, the top plate and the bottom plate, the transition joint can be divided into a heat dissipation tank for air cooling and a cooling tank for liquid cooling, so that the heat dissipation effect and the sealing effect of the transition joint are effectively enhanced, thereby avoiding the problem that the related power generation components are damaged due to the falling of external objects into the generator along with the airflow, and the comprehensiveness of the protection effect of the transition joint is effectively enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a front view schematic diagram of the utility model embodiment.

[0014] Figure 2 It is a side view schematic diagram of the utility model embodiment.

[0015] Figure 3 It is a part of the top view schematic diagram of the utility model embodiment.

[0016] Figure 4 It is a whole structure schematic diagram of the utility model embodiment.

[0017] In the figure: 1, bottom plate; 2, fixed plate; 3, sealing strip; 4, guide plate; 5, fixed sleeve; 6, transition sleeve; 7, top plate; 8, mounting hole; 9, heat dissipation rod; 10, connecting disc. DETAILED DESCRIPTION

[0018] Referring to Figures 1 to 4 The utility model provides a cast iron generator transition joint sealing structure, include: fixed sleeve 5, both ends of fixed sleeve 5 are connected fixed plate 2 symmetrically, and the upper end and the lower end of fixed plate 2 are fixedly connected top plate 7 and bottom plate 1 respectively, and the lower surface of top plate 7 is connected heat dissipation rod 9 symmetrically, and the both ends of bottom plate 1 are fixedly connected fixed sleeve 5 through guide plate 4, and the inner chamber of fixed sleeve 5 is movably connected transition sleeve 6 through bearing, and the both ends of transition sleeve 6 are connected connecting disc 10 symmetrically.

[0019] In the embodiment, through mounting hole 8, the transition joint and the cast iron generator can be conveniently assembled and disassembled, and through the cooperation of connecting disc 10 and transition sleeve 6, the cast iron generator and the related engine can be quickly connected, so that the cast iron generator can operate normally. During the operation of the cast iron generator, external airflow can flow through the heat dissipation grooves in the transition joint, and the external airflow can contact the fixed sleeve 5, the fixed plate 2, the top plate 7 and the heat dissipation rod 9, thereby effectively increasing the air cooling area of the transition joint and effectively preventing external objects from flowing into the cast iron generator along with the airflow, thereby reducing the probability of failure of the cast iron generator. The cooling grooves in the transition joint can perform liquid cooling on the fixed plate 2 and the fixed sleeve 5, thereby effectively enhancing the overall heat dissipation effect of the cast iron generator transition joint through the double heat dissipation mode, and further ensuring that the transition joint has good sealing effect.

[0020] As a preferred embodiment, the fixed plate 2 has two groups, and the upper end of each group of fixed plate 2 has a semicircular structure, and the lower end of each group of fixed plate 2 has a square structure.

[0021] In the embodiment, as Figure 1 and Figure 4 The structure of the fixed plate 2 can assist in enhancing the stability of the connection between the fixed plate 2 and the top plate 7, and can assist in enhancing the stability of the transition joint when placed.

[0022] As a preferred embodiment, the fixed sleeve 5 has a cylindrical structure, the cross section of the fixed sleeve 5 and the fixed plate 2 combined together has an I-shaped structure, and a plurality of mounting holes 8 are evenly arranged on the surface of the fixed plate 2 near the fixed sleeve 5 in the circumferential direction.

[0023] In the embodiment, as Figure 1 and Figure 4The cooperation of the fixed sleeve 5 and the fixed plate 2 can effectively enhance the stability of the overall structure of the transition joint, and the installation hole 8 is arranged to facilitate the flexibility of the transition joint during assembly and disassembly.

[0024] As a preferred embodiment, the bottom plate 1 has a V-shaped structure, the surfaces of the two end bending parts of the bottom plate 1 are fixedly connected with the water inlet pipe and the water outlet pipe, respectively, and the two groups of guide plates 4 fixedly connected with the two end bending parts of the bottom plate 1 both have an inclined plate structure.

[0025] In this embodiment, as shown in Figure 1 , Figure 3 and Figure 4 , the arrangement of the water inlet pipe and the water outlet pipe enables the cooling liquid in the cooling tank of the transition joint to be replaced in real time according to actual needs, thereby improving the liquid cooling effect inside the transition joint, and the arrangement of the guide plate 4 can guide the flow direction of the airflow, thereby assisting in enhancing the sealing performance of the sealing structure inside the transition joint.

[0026] As a preferred embodiment, the top plate 7 has a semi-circular ring structure, a plurality of heat dissipation rods 9 are fixedly connected to the lower surface of the top plate 7 in parallel at equal intervals along the length direction, and the plurality of heat dissipation rods 9 all have a cylindrical structure, while the adjacent heat dissipation rods 9 on the lower surface of the top plate 7 are distributed in a staggered manner, and one end of the heat dissipation rod 9 away from the top plate 7 abuts against the outer side surface of the fixed sleeve 5.

[0027] In this embodiment, as shown in Figure 1 , Figure 2 and Figure 3 , the arrangement of the heat dissipation rods 9 can effectively enhance the structural strength of the top plate 7 in the transition joint, reduce the probability of deformation and damage of the top plate 7 due to external impact, and assist in increasing the actual heat dissipation area inside the transition joint, thereby enhancing the air cooling heat dissipation effect of the transition joint.

[0028] As a preferred embodiment, the lower end of the fixed plate 2, the bottom plate 1, the guide plate 4, and the fixed sleeve 5 are combined together to form a cooling tank, the cooling tank has a concave shape structure, and the installation hole 8 on the surface of the fixed plate 2 is fixedly connected with a sealing strip 3, and the sealing strip 3 has a fan ring structure.

[0029] In this embodiment, as shown in Figure 1 , Figure 2 and Figure 4 , the arrangement of the cooling tank enables the internal liquid cooling of the transition joint, thereby improving the heat dissipation effect inside the transition joint, and the arrangement of the sealing strip 3 can prevent the cooling liquid in the cooling tank from leaking due to the installation hole 8, ensure the normal use of the installation hole 8 in the cooling tank of the fixed plate 2, and enhance the sealing performance of the sealing structure inside the transition joint.

[0030] As a preferable implementation, the transition sleeve 6 is in a cylindrical structure, the two groups of connecting plates 10 fixedly connected at both ends of the transition sleeve 6 are all in a ring structure, and the outer diameter of the transition sleeve 6 and the inner diameter of the fixed sleeve 5 are in a suitable size.

[0031] In the embodiment, as Figure 1 , Figure 2 and Figure 4 , the transition sleeve 6 and the connecting plate 10 are arranged, so that the transition joint can be conveniently connected with cast iron generators and engines of various specifications, the cast iron generator can be smoothly and normally operated, and the practicality and flexibility of the transition joint in use are enhanced.

[0032] The cast iron generator transition joint sealing structure of the utility model through the cooperation of the fixed plate 2, the fixed sleeve 5, the top plate 7, the bottom plate 1, the flow guide plate 4 and the heat dissipation rod 9, the transition joint has good sealing effect, can effectively enhance the heat dissipation effect, can avoid the damage of foreign matters to the related parts of the generator, can enhance the practicality of the transition joint, and can reduce the failure probability of the cast iron generator.

Claims

1. A cast iron generator transition joint seal structure comprising: The utility model relates to a fixed sleeve (5) is characterized by: two ends of the fixed sleeve (5) are connected with fixed plates (2) symmetrically, the upper end and the lower end of the fixed plate (2) are connected with top plates (7) and bottom plates (1) respectively, the lower surface of the top plate (7) is connected with heat dissipation rods (9) symmetrically, the two ends of the bottom plate (1) are connected with the fixed sleeve (5) through flow guide plates (4), the inner cavity of the fixed sleeve (5) is connected with transition sleeves (6) through bearings, and the two ends of the transition sleeve (6) are connected with connecting plates (10) symmetrically.

2. A cast iron generator transition seal structure according to claim 1, wherein The fixed plate (2) has two groups, and the upper end of each group is semicircular, and the lower end of each group is square.

3. A cast iron generator transition seal structure according to claim 1, wherein The fixed sleeve (5) is cylindrical, and the cross section of the combination of the fixed sleeve (5) and the fixed plate (2) is H-shaped, and a plurality of installation holes (8) are arranged on the surface of the fixed plate (2) near the fixed sleeve (5) at equal intervals in the circumferential direction.

4. The cast iron generator transition seal structure of claim 1, wherein, The bottom plate (1) is V-shaped, and the surface of the bending part at each end is connected with an inlet pipe and an outlet pipe respectively, and the two groups of flow guide plates (4) connected with the bending part at each end are both inclined plate structures.

5. The cast iron generator transition seal structure of claim 1, wherein, The top plate (7) is semicircular, and a plurality of heat dissipation rods (9) are connected with the lower surface of the top plate (7) at equal intervals in the length direction, and the heat dissipation rods (9) are all cylindrical, and the adjacent heat dissipation rods (9) in the length direction of the lower surface of the top plate (7) are staggered, and one end of the heat dissipation rod (9) away from the top plate (7) abuts against the outer side surface of the fixed sleeve (5).

6. A cast iron generator transition seal structure according to claim 1, wherein The lower end of the fixed plate (2), the bottom plate (1), the flow guide plate (4) and the fixed sleeve (5) are combined to form a cooling tank, and the cooling tank is concave, and the installation hole (8) on the surface of the fixed plate (2) in the cooling tank is connected with a sealing strip (3), and the sealing strip (3) is fan ring-shaped.

7. A cast iron generator transition seal structure according to claim 1, wherein The transition sleeve (6) is cylindrical, and the two groups of connecting plates (10) connected with the two ends of the transition sleeve (6) are both circular, and the outer diameter of the transition sleeve (6) and the inner diameter of the fixed sleeve (5) are compatible.

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