Automobile engine bushing

Abstract

The utility model relates to an automobile engine bushing and belongs to the technical field of engine accessories, the automobile engine bushing comprises a bushing assembly and a locking assembly, the bushing assembly is formed by splicing a plurality of bushing bodies, mounting ring grooves are formed in the outer side walls of the bushing bodies, and after the plurality of bushing bodies are spliced, the mounting ring grooves are formed in the outer side walls of the bushing bodies. The locking assembly comprises a first locking ring and a second locking ring which are oppositely arranged, the first locking ring and the second locking ring are both in a semi-arc shape and are arranged in the mounting ring grooves, a first mounting groove is formed in the end, abutting against the second locking ring, of the first locking ring, and a second mounting groove is formed in the end, abutting against the second locking ring, of the second locking ring. An elastic lock catch is arranged in the first mounting groove, a second mounting groove is formed in the end, abutting against the first locking ring, of the second locking ring, and a lock hole for clamping the elastic lock catch is formed in the groove wall of the second mounting groove. The bushing has the effect that the replacement cost is not increased when the damaged bushing body is replaced.

Description

Technical Field

[0001] The present application relates to the technical field of engine accessories, and in particular to an automobile engine bushing. Background Art

[0002] Automobile engine bushing is a relatively important part in automobile production products. Bushing is suitable for mechanical parts and has achieved the functions of sealing and wear protection. It refers to a sleeve that acts as a gasket. The use of bushing is relatively flexible. It is mainly a type of component that protects equipment. The use of bushing can reduce the wear, vibration and noise of equipment, and has anti-corrosion effect. It can also facilitate the maintenance of mechanical equipment and simplify the structure and manufacturing process of equipment.

[0003] In the related art, such as the Chinese utility model patent with publication number CN212454642U, an automobile engine bushing is disclosed, including a bushing, a first through groove is opened inside the bushing, a second through groove is opened in the middle of the bottom surface of the inner wall of the first through groove, and the bushing is divided into three parts, each part includes a bushing body and a clamping block, a clamping block is fixedly connected to the middle of one side of the outer surface of the bushing body, a clamping groove is opened in the middle of the side of the bushing body away from the outer surface of the clamping block, and the three parts are clamped together by the clamping groove and the clamping block, and the clamping groove and the clamping block are interference fit.

[0004] With respect to the above-mentioned related technologies, the following defects are found: the above-mentioned bushing is composed of three parts of the bushing body connected together by a clamping block and a clamping groove, and the clamping groove and the clamping block are interference fit. When the bushing is worn after long-term use, it is necessary to remove the part with more serious wear for replacement. When the clamping block is taken out of the clamping groove and disconnected, damage may be caused between the clamping block and the clamping groove. That is, the bushing body that originally did not need to be replaced needs to be replaced because the damaged clamping groove or the clamping block is not easy to be clamped with other bushing bodies, thereby increasing the replacement cost to a certain extent. Utility Model Content

[0005] In order to avoid increasing the replacement cost when replacing a damaged bushing body, the present application provides an automobile engine bushing.

[0006] The present application provides an automobile engine bushing, which adopts the following technical solution:

[0007] A car engine bushing comprises a bushing assembly and a locking assembly, wherein the bushing assembly is formed by splicing a plurality of bushing bodies, and an installation ring groove is provided on the outer side wall of the bushing body. After the plurality of bushing bodies are spliced, the installation ring grooves provided on the plurality of bushing bodies are spliced ​​to form a closed circle, and the locking assembly comprises a first locking ring and a second locking ring which are arranged opposite to each other, and the first locking ring and the second locking ring are both semi-arc-shaped, and the first locking ring and the second locking ring are arranged in the installation ring groove, and a first installation groove is provided at the end where the first locking ring abuts against the second locking ring, and an elastic locking buckle is provided in the first installation groove, and a second installation groove is provided at the end where the second locking ring abuts against the first locking ring, and a locking hole for the elastic locking buckle to be engaged is provided on the groove wall of the second installation groove.

[0008] By adopting the above technical scheme, a mounting ring groove is provided at the outer side wall of the bushing body. After a plurality of bushing bodies are spliced ​​together, the mounting ring grooves designed by the designers on the plurality of bushing bodies are spliced ​​together to form a closed circle. The first locking ring and the second locking ring are both semi-arc-shaped. The first locking ring and the second locking ring are arranged in the mounting ring groove, that is, the first locking ring and the second locking ring form a closed arc shape. A first mounting groove is provided at the end where the first locking ring and the second locking ring abut against each other, an elastic locking buckle is provided in the first mounting groove, a second mounting groove is provided at the end where the second locking ring and the first locking ring abut against each other, and a locking hole for the elastic locking buckle to be engaged is provided on the groove wall of the second mounting groove, so that the first locking ring and the second locking ring can be fixed by the engagement of the elastic locking buckle and the locking hole, thereby environmentally fixing a plurality of bushing bodies, so that when the bushing body needs to be replaced, the bushing body can be taken out by simply disconnecting the engagement of the first locking ring and the second locking ring, which is beneficial to reducing the replacement cost.

[0009] Optionally, the elastic lock includes a first return spring and a lock body connected to each other, and an end of the first return spring facing away from the connection with the lock body is connected to the bottom of the first installation groove.

[0010] By adopting the above technical solution, a first return spring is connected to the bottom of the first installation groove, and a lock body is connected to the end of the first return spring that is away from the bottom of the first installation groove, so that the lock body can pop out toward the direction of the notch of the first installation groove under the action of the first return spring.

[0011] Optionally, an elastic member is provided at the groove wall of the second mounting groove aligned with the lock hole, the elastic member is used to abut against the lock body, and a plurality of equidistantly distributed second return springs are provided at one end of the elastic member away from the abutment with the lock body.

[0012] By adopting the above technical solution, an elastic member is arranged at the groove wall of the second installation groove aligned with the lock hole, and the elastic member is used to abut against the lock body. A plurality of equally distributed second return springs are arranged at the end of the elastic member away from the abutment with the lock body, so that the elastic member is clamped in the lock hole against the lock body under the action of the second return spring, which is beneficial to the stability of the clamping between the lock body and the lock hole.

[0013] Optionally, the elastic member is cylindrical, and one end of the lock body abutting against the elastic member is provided with a chamfer.

[0014] By adopting the above technical solution, the elastic part is cylindrical, and a chamfer is provided at one end of the lock body that abuts against the elastic part. When the lock body pops out of the first installation groove under the action of the first return spring and abuts against the elastic part, it is not easy to get stuck.

[0015] Optionally, one end of the lock body that is inserted into the lock hole is flush with the edge of the lock hole.

[0016] By adopting the above technical solution, one end of the lock body that is inserted into the lock hole is flush with the edge of the lock hole, making it less likely that the lock body will be accidentally pressed to move toward the second installation groove, thereby causing the lock body to disengage from the lock hole and disconnect.

[0017] Optionally, a limiting plate is provided at one end of the bushing body that is spliced ​​with another bushing body, and a limiting groove is provided at one end of the bushing body that is away from the limiting plate.

[0018] By adopting the above technical solution, an absorption member is provided at one end of the bushing body spliced ​​with another bushing body, and a limiting groove is provided at one end of the bushing body away from the limiting plate, so that several bushing bodies can be spliced ​​through the cooperation of the limiting plate and the limiting groove.

[0019] Optionally, a fixing groove is provided at one end of the limiting plate abutting against the limiting groove wall, and the limiting groove is provided with a fixing plate that cooperates with the fixing groove and is fixed thereto.

[0020] By adopting the above technical solution, a fixing groove is provided at one end where the limiting plate abuts against the limiting groove wall, and a fixing plate is provided in the limiting groove to cooperate with the fixing groove, so that two adjacent bushing bodies can be pre-fixed through the fixing plate and the fixing groove.

[0021] Optionally, a first sealing groove is provided at the other end of the limiting plate abutting against the limiting groove wall, the limiting groove is provided with a second sealing groove connected to the first sealing groove, a first sealing strip is provided in the first sealing groove, and a second sealing strip is provided in the second sealing groove.

[0022] By adopting the above technical scheme, a first sealing groove is arranged at one end where the limiting plate abuts against the limiting groove wall, a second sealing groove connected to the first sealing groove is arranged in the limiting groove, a first sealing strip is arranged in the first sealing groove, and a second sealing strip is arranged in the second sealing groove, which is beneficial to improving the sealing performance after several bushing bodies are spliced ​​together.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. A mounting ring groove is provided at the outer side wall of the bushing body. After a plurality of bushing bodies are spliced ​​together, the mounting ring grooves designed by the designers on the plurality of bushing bodies are spliced ​​together to form a closed circle. The first locking ring and the second locking ring are both semi-arc-shaped. The first locking ring and the second locking ring are arranged in the mounting ring groove, that is, the first locking ring and the second locking ring form a closed arc shape. A first mounting groove is provided at the end where the first locking ring and the second locking ring abut against each other. An elastic locking buckle is provided in the first mounting groove. A second mounting groove is provided at the end where the second locking ring and the first locking ring abut against each other. A locking hole for the elastic locking buckle to engage is provided at the groove wall of the second mounting groove, so that the first locking ring and the second locking ring can be fixed by engaging the elastic locking buckle and the locking hole, thereby fixing a plurality of bushing bodies in an environmentally friendly manner. When the bushing body needs to be replaced, the bushing body can be taken out by simply disconnecting the engagement of the first locking ring and the second locking ring, which is beneficial to reducing the replacement cost.

[0025] 2. A first return spring is connected to the bottom of the first installation groove, and a lock body is connected to the end of the first return spring away from the bottom of the first installation groove, so that the lock body can pop out toward the direction of the notch of the first installation groove under the action of the first return spring;

[0026] 3. An elastic member is arranged at the groove wall of the second installation groove aligned with the lock hole. The elastic member is used to abut against the lock body. A plurality of equally distributed second return springs are arranged at the end of the elastic member away from the abutment with the lock body, so that the elastic member is clamped in the lock hole against the lock body under the action of the second return spring, which is beneficial to the stability of the connection between the lock body and the lock hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural diagram of the overall structure in the embodiment of the present application.

[0028] Figure 2 It is a schematic diagram of the exploded structure of the bushing assembly in the embodiment of the present application.

[0029] Figure 3 yes Figure 2 Schematic diagram of the structure of part A in the middle.

[0030] Figure 4 yes Figure 2Schematic diagram of the structure of part B.

[0031] Figure 5 It is a schematic diagram of the exploded structure of the locking assembly in the embodiment of the present application.

[0032] Figure 6 yes Figure 5 Schematic diagram of the structure of part C in the middle.

[0033] Explanation of the accompanying drawings: 1. Bushing assembly; 11. Bushing body; 111. Limiting plate; 1111. Fixing groove; 1112. First sealing groove; 1113. First sealing strip; 112. Limiting groove; 1121. Fixing plate; 1122. Second sealing groove; 1123. Second sealing strip; 113. Mounting ring groove; 2. Locking assembly; 21. First locking ring; 211. First mounting groove; 22. Second locking ring; 221. Second mounting groove; 2211. Locking hole; 2212. Operating hole; 23. Elastic lock buckle; 231. First return spring; 232. Lock buckle body; 2321. Chamfer; 24. Elastic member; 241. Second return spring. DETAILED DESCRIPTION

[0034] The following is combined with Figure 1-6 This application is described in further detail.

[0035] The present application embodiment discloses a vehicle engine bushing. Figure 1 A car engine bushing includes a bushing assembly 1 and a locking assembly 2, wherein the locking assembly 2 fixes the bushing assembly 1.

[0036] Reference Figure 1 and Figure 2 The bushing assembly 1 includes a plurality of bushing bodies 11, which are spliced ​​together to form a complete cylindrical bushing. In the present embodiment, three bushing bodies 11 are preferably provided, a limiting plate 111 is integrally formed at one end of the bushing body 11, and a limiting groove 112 is provided at the other end of the bushing body 11. The limiting plate 111 of one bushing body 11 is aligned with the limiting groove 112 of another bushing body 11 and spliced ​​into the limiting groove 112, so that two adjacent bushing bodies 11 can be spliced ​​together.

[0037] Reference Figure 2 , Figure 3 and Figure 4A fixing groove 1111 is integrally formed at one end where the limiting plate 111 abuts against the groove wall of the limiting groove 112, and a fixing plate 1121 is opened at the groove wall of the limiting groove 112 aligned with the fixing groove 1111, so that when two adjacent bushing bodies 11 are spliced ​​together through the limiting plate 111 and the limiting groove 112, when the limiting plate 111 is pressed into the limiting groove 112, the fixing groove 1111 is connected with the fixing plate 1121, so that the two adjacent bushing bodies 11 are pre-fixed through the cooperation of the fixing groove 1111 and the fixing plate 1121.

[0038] Reference Figure 2 , Figure 3 and Figure 4 In order to improve the sealing between the spliced ​​bushing bodies 11, a first sealing groove 1112 is opened at the other end where the limiting plate 111 abuts against the groove wall of the limiting groove 112, and a second sealing groove 1122 is opened at the groove wall of the limiting groove 112 aligned with the first sealing groove 1112. The first sealing groove 1112 is connected to the second sealing groove 1122, and a first sealing strip 1113 and a second sealing strip 1123 are respectively arranged in the connected first sealing groove 1112 and the second sealing groove 1122, and the first sealing strip 1113 and the second sealing strip 1123 abut against each other.

[0039] Reference Figure 1 , Figure 2 and Figure 5 The locking assembly 2 includes a first locking ring 21 and a second locking ring 22. The first locking ring 21 and the second locking ring 22 are in a semi-arc shape. After the ends of the first locking ring 21 and the second locking ring 22 are connected one by one, the first locking ring 21 and the second locking ring 22 are combined to form a closed circle. A mounting ring groove 113 is horizontally opened at the center position of the outer side walls of the three bushing bodies 11. When the three bushing bodies 11 are spliced ​​together, the three mounting ring grooves 113 are connected and also form a closed circle. The mounting ring groove 113 is used to install the first locking ring 21 and the second locking ring 22.

[0040] Reference Figure 6 A first mounting groove 211 is provided at the end where the first locking ring 21 and the second locking ring 22 abut each other, and an elastic lock buckle 23 is welded at the bottom of the first mounting groove 211. The elastic lock buckle 23 includes a first return spring 231 welded to the bottom of the first mounting groove 211, and a lock buckle body 232 is welded to the end of the first return spring 231 away from the bottom of the first mounting groove 211, so that the lock buckle body 232 can pop out toward the notch of the first mounting groove 211 under the elastic force of the first return spring 231.

[0041] Reference Figure 6A second mounting groove 221 is provided at the end where the second locking ring 22 abuts against the first locking ring 21. The second mounting groove 221 is connected to the first mounting groove 211, so that when the lock body 232 is ejected toward the notch of the first mounting groove 211 under the elastic force of the first return spring 231, it can enter the second mounting groove 221. A locking hole 2211 is provided at the groove wall of the second mounting groove 221 near the outer wall of the second locking ring 22. The locking hole 2211 penetrates the outer wall of the second locking ring 22. The locking hole 221 1 is provided for the lock buckle body 232 to be clamped and fixed. When the lock buckle body 232 is clamped with the lock hole 2211, one end of the lock buckle body 232 clamped with the lock hole 2211 is flush with the outer edge of the lock hole 2211, that is, flush with the outer side wall of the second lock ring 22. At the same time, in order to facilitate the operator to clamp the lock buckle body 232 with the lock hole 2211, an operating hole 2212 is opened at the groove wall of the second installation groove 221 close to the outer side wall of the second lock ring 22, and the operating hole 2212 penetrates to the outer side wall of the second lock ring 22.

[0042] Reference Figure 6 In order that the lock buckle body 232 can be stably engaged with the lock hole 2211, a cylindrical elastic member 24 is movably arranged in the second mounting groove 221, and the elastic member 24 is arranged to align with the lock hole 2211, and when the lock buckle body 232 is engaged with the lock hole 2211, the elastic member 24 abuts against the end of the lock buckle body 232 that is away from the lock buckle, and a chamfer 2321 is provided at the end of the lock buckle body 232 abutting against the elastic member 24, and a plurality of equally distributed second return springs 241 are welded at the end of the elastic member 24 away from the lock hole 2211, and the end of the second return spring 241 away from the welded with the elastic member 24 is welded to the groove wall of the end of the second mounting groove 221 away from the lock hole 2211. In this embodiment, in order that the elastic member 24 can stably engage the lock buckle body 232 in the lock hole 2211, it is preferably provided with three equally distributed second return springs 241 and the elastic member 24.

[0043] The implementation principle of an automobile engine bushing in the embodiment of the present application is as follows: the limiting plates 111 and the limiting grooves 112 of the three bushing bodies 11 are aligned one by one, and after alignment, the fixing grooves 1111 are pressed into the fixing plates 1121, so that the three bushing bodies 11 can be pre-fixed, and then the first lock ring 21 is placed in the mounting ring groove 113, and then the end of the second lock ring 22 is aligned with the first lock ring 21 and installed in the mounting ring groove 113, and the lock buckle body 232 is aligned with the second mounting groove 221 and installed in the second mounting groove 221, and the lock buckle body 232 is clamped with the lock hole 2211 through the operating hole 2212. At this time, under the action of the elastic member 24 and the second return spring 241, the lock buckle body 232 is stably clamped with the lock hole 2211;

[0044] When the bushing body 11 is worn out and needs to be replaced after long-term use, the lock body 232 is squeezed and moved toward the elastic member 24. At this time, the lock body 232 is disconnected from the lock hole 2211, so that the second lock ring 22 and the first lock ring 21 are no longer locked. The first lock ring 21 and the second lock ring 22 can be taken out from the mounting ring groove 113. At this time, the fixing groove 1111 can be disconnected from the fixing plate 1121, so that the bushing body 11 that needs to be replaced can be taken out.

[0045] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An automobile engine bushing, characterized in that: The invention comprises a bushing assembly (1) and a locking assembly (2), wherein the bushing assembly (1) is formed by splicing a plurality of bushing bodies (11), an outer wall of the bushing body (11) is provided with a mounting ring groove (113), after the plurality of bushing bodies (11) are spliced, the mounting ring grooves (113) provided on the plurality of bushing bodies (11) are spliced ​​to form a closed circle, and the locking assembly (2) comprises a first locking ring (21) and a second locking ring (22) which are arranged opposite to each other, and the first locking ring (21) and the second locking ring (22) are both semi-arc-shaped. The first locking ring (21) and the second locking ring (22) are arranged in the installation ring groove (113); a first installation groove (211) is provided at the end where the first locking ring (21) and the second locking ring (22) abut against each other; an elastic locking buckle (23) is provided in the first installation groove (211); a second installation groove (221) is provided at the end where the second locking ring (22) and the first locking ring (21) abut against each other; a locking hole (2211) for the elastic locking buckle (23) to be engaged is provided on the groove wall of the second installation groove (221).

2. The automobile engine bushing according to claim 1, characterized in that: The elastic lock (23) comprises a first return spring (231) and a lock body (232) connected to each other, and one end of the first return spring (231) away from the lock body (232) is connected to the bottom of the first installation groove (211).

3. The automobile engine bushing according to claim 2, characterized in that: An elastic member (24) is provided at the groove wall of the second mounting groove (221) aligned with the locking hole (2211), and the elastic member (24) is used to abut against the lock body (232). The end of the elastic member (24) facing away from the abutment with the lock body (232) is provided with a plurality of second return springs (241) distributed at equal distances.

4. The automobile engine bushing according to claim 3, characterized in that: The elastic member (24) is cylindrical, and one end of the lock body (232) that abuts against the elastic member (24) is provided with a chamfer (2321).

5. The automobile engine bushing according to claim 4, characterized in that: One end of the lock body (232) inserted into the lock hole (2211) is flush with the edge of the lock hole (2211).

6. The automobile engine bushing according to claim 1, characterized in that: A limiting plate (111) is provided at one end of the bushing body (11) spliced ​​with another bushing body (11), and a limiting groove (112) is provided at one end of the bushing body (11) away from the limiting plate (111).

7. The automobile engine bushing according to claim 6, characterized in that: One end of the limiting plate (111) abutting against the groove wall of the limiting groove (112) is provided with a fixing groove (1111), and the limiting groove (112) is provided with a fixing plate (1121) matched and fixed with the fixing groove (1111).

8. The automobile engine bushing according to claim 7, characterized in that: A first sealing groove (1112) is provided at the other end of the limiting plate (111) abutting against the groove wall of the limiting groove (112); the limiting groove (112) is provided with a second sealing groove (1122) connected to the first sealing groove (1112); a first sealing strip (1113) is provided in the first sealing groove (1112); and a second sealing strip (1123) is provided in the second sealing groove (1122).

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