High-precision automobile windscreen wiper ball head

Abstract

The utility model relates to the technical field of windscreen wiper ball heads, and discloses a high-precision automobile windscreen wiper ball head which comprises a ball head structure and a limiting structure, the structure comprises a long rod, a semicircular block is arranged on the outer wall of the middle end of the long rod, a round clamping plate and a sleeve rod are connected to the outer wall of the bottom of the long rod in a sleeved mode, and another semicircular block is arranged on the outer wall of the top end of the sleeve rod. A gap is reserved between the two semicircular blocks, and the circular clamping plate is located in the gap between the two semicircular blocks. Through the arrangement of the round clamping plate, the sleeve rod and the semicircular blocks, the sleeve rod is arranged on the long rod in a sleeving mode, the two semicircular blocks are combined into a ball shape, the sleeve rod is fixed to the long rod through the two small nuts, the ball head structure assembly can be conveniently disassembled, assembled and replaced, the two semicircular blocks are limited through the round clamping plate, the sleeve rod is disassembled from the long rod, and then the round clamping plate is taken down. And the flexibility of the ball head structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of windshield wiper ball head equipment, in particular to a high-precision automobile windshield wiper ball head. Background Art

[0002] The car ball head is a connecting part between the car's steering gear and the steering wheel. It is one of the most critical accessories of a car and a safety part that ensures the steering and jumping of the steering wheel. The design and manufacturing level of the car ball head is directly reflected in the driving stability of the steering wheel. Poor design and manufacturing technology will cause problems such as loose steering wheel, shaking or difficulty in returning to the original position, and may even cause steering failure.

[0003] The application number is CN202320299790.2, which discloses a car ball head, belonging to the technical field of automobile suspension systems, including a ball pin seat, a mounting seat fixedly connected to the upper surface of the ball pin seat, a first mounting hole is provided on the upper surface of the mounting seat, a first screw is bolted to the first mounting hole, a notch is provided on the surface of the mounting seat, a ball pin is movably connected to the notch, a connecting column is fixedly provided on the upper surface of the ball pin, a dust cover is sleeved on the outer surface of the connecting column, and a pipe hoop is sleeved on the outer surface of the upper end of the dust cover. The beneficial effect of the utility model is that the connecting column on the upper surface of the ball pin can fix the dust cover on its outer surface through a pipe hoop, and at the same time, a rubber ring can be used to improve the sealing between the dust cover and the connecting column, thereby effectively improving the dustproof effect of the dust cover and the connecting column, and preventing foreign impurities and dust from entering the ball head to cause pollution and affect the accuracy of the ball head.

[0004] The above document discloses a car ball head with the following defects: after the ball head structure is installed on the car, it is necessary to fix the ball head structure on the accessories for rotation. When the structure is worn, the ball head needs to be disassembled and replaced. The ball head is not provided with a structure for convenient disassembly and replacement, which reduces the flexibility of the ball head.

[0005] It can be seen from this that the existing automobile ball head does not have the function of disassembly, assembly and replacement, and it is necessary to improve the existing deficiencies and provide a function that can be disassembled, assembled and replaced. Utility Model Content

[0006] The utility model aims to provide a high-precision automobile windshield wiper ball head to solve the problems raised in the above-mentioned background technology.

[0007] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0008] The utility model is a high-precision automobile windshield wiper ball head, comprising a ball head structure and a limiting structure. The structure comprises a long rod, a semicircular block is arranged on the outer wall of the middle end of the long rod, a circular clamping plate and a sleeve rod are sleeved on the outer wall of the bottom of the long rod, another semicircular block is arranged on the outer wall of the top end of the sleeve rod, a gap is left between the two semicircular blocks, and the circular clamping plate is located in the gap between the two semicircular blocks. The purpose of such arrangement is that during the use of the ball head structure, the sleeve rod is sleeved on the long rod so that the two semicircular blocks are merged into a spherical shape, and the sleeve rod is fixed to the long rod by two small nuts, which is convenient for disassembling and replacing the ball head structure component, and the circular clamping plate is clamped between the two semicircular blocks, and the two semicircular blocks are limited by the circular clamping plate, and then the two sleeve shells limit the four sides of the two semicircular blocks, and the two sleeve shells are fixed to the upper and lower surfaces of the circular clamping plate by bolts. When the ball head structure rotates, the two semicircular blocks rotate on the upper and lower surfaces of the circular clamping plate, and the four sides of the two semicircular blocks rotate in the positioning grooves of the two sleeve shells. When the ball head structure needs to be disassembled and replaced, the bolts around the two sleeve shells are twisted and removed, the bottom sleeve shell is removed from the sleeve rod, and then the two small nuts are removed from the bottom end of the long rod, the sleeve rod is removed from the long rod, and finally the circular clamping plate is removed, thereby improving the flexibility of the ball head structure.

[0009] Furthermore, a screw cap is provided at the top of the long rod, and threads are provided on the outer walls of the bottom ends of the long rod and the sleeve rod, and two large nuts and small nuts are respectively installed at the threads at the bottom ends of the long rod and the sleeve rod. The purpose of such arrangement is that during the use of the ball head structure, the two large nuts facilitate the installation of the ball head structure on the vehicle, and the two small nuts fix the sleeve rod to the outside of the long rod.

[0010] Furthermore, the two small nuts are located on the outer wall of the bottom end of the long rod, the bottom end of the sleeve rod is located on the upper surface of the small nuts, and the two large nuts are located on the outer wall of the sleeve rod. The purpose of such arrangement is that during the use of the ball head structure, the two large nuts facilitate the installation of the ball head structure on the vehicle, and the two small nuts fix the sleeve rod on the outside of the long rod.

[0011] Furthermore, the outer part of the long rod is sleeved with two sleeves, which are relatively arranged on the upper and lower sides of the circular clamping plate. The purpose of such arrangement is that during the use of the ball head structure, the two sleeves limit the four sides of the two semicircular blocks, and the four sides of the two semicircular blocks rotate in the positioning grooves of the two sleeves.

[0012] Furthermore, a movable groove is provided on the side where the two shells are close to each other, and a positioning groove is provided on the outer wall where the two shells are far from each other, and the movable groove and the positioning groove are located in the middle of the shells. The purpose of such arrangement is that during the use of the ball head structure, the two sides of the two semicircular blocks move in the movable grooves of the two shells.

[0013] Furthermore, the arc surfaces of the two semicircular blocks are rotatably connected in the positioning grooves of the two sleeves, and a group of bolts are threadedly connected on the inner wall of the bottom sleeve, and one end of the group of bolts extends to the inner wall of the top sleeve. The purpose of this arrangement is that during the use of the ball head structure, the two sleeves are fixed to the upper and lower surfaces of the circular clamping plate by bolts, and the bolts around the two sleeves are twisted and disassembled, and the bottom sleeve is removed from the sleeve rod.

[0014] The utility model has the following beneficial effects:

[0015] (1) The utility model arranges the sleeve rod on the long rod by means of a circular clamping plate, a sleeve rod and a semicircular block, so that the two semicircular blocks are combined into a spherical shape, and the sleeve rod is fixed to the long rod by two small nuts, so that the ball head structure components can be easily disassembled, assembled and replaced. The two semicircular blocks are limited by the circular clamping plate, the sleeve rod is removed from the long rod, and then the circular clamping plate is removed, thereby improving the flexibility of the ball head structure.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the disassembled structure of the ball head structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the disassembled structure of the ball head structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the split structure of the utility model;

[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0023] In the figure: 1. ball head structure; 101. long rod; 102. nut; 103. semicircular block; 104. sleeve rod; 105. thread; 106. large nut; 107. small nut; 2. limiting structure; 200. bolt; 201. sleeve shell; 202. movable groove; 203. positioning groove; 204. round clamp. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1 - Figure 4 As shown, the utility model is a high-precision automobile wiper ball head, including a ball head structure 1 and a limiting structure 2. The structure 1 includes a long rod 101, a semicircular block 103 is provided on the middle end outer wall of the long rod 101, a circular clamping plate 204 and a sleeve rod 104 are sleeved on the bottom outer wall of the long rod 101, another semicircular block 103 is provided on the top outer wall of the sleeve rod 104, a gap is left between the two semicircular blocks 103, and the circular clamping plate 204 is in the gap between the two semicircular blocks 103. The purpose of such arrangement is that during the use of the ball head structure 1, the sleeve rod 104 is sleeved on the long rod 101, so that the two semicircular blocks 103 are combined into a sphere, and the sleeve rod 104 is fixed to the long rod 101 by two small nuts 107, so as to facilitate the disassembly and replacement of the ball head structure 1 components, and the circular clamping plate 204 is clamped between the two semicircular blocks 103, and the two semicircular blocks 103 are limited by the circular clamping plate 204, and then the two sleeve shells 201 limit the surroundings of the two semicircular blocks 103, and the upper and lower surfaces of the two sleeve shells 201 and the circular clamping plate 204 are fixed by bolts 200. When the ball head structure 1 rotates, the two semicircular blocks 103 rotate on the upper and lower surfaces of the circular clamping plate 204, and the two semicircular blocks 103 rotate around the positioning grooves 203 of the two sleeves 201. When the ball head structure 1 and the limiting structure 2 need to be disassembled, separated and replaced, the bolts 200 around the two sleeves 201 are twisted and disassembled, the bottom sleeve 201 is removed from the sleeve rod 104, and then the two small nuts 107 are removed from the bottom end of the long rod 101, the sleeve rod 104 is removed from the long rod 101, and finally the circular clamping plate 204 is removed, thereby improving the flexibility of the ball head structure 1.

[0026] The top of the long rod 101 is provided with a nut 102, and the outer wall of the bottom end of the long rod 101 and the sleeve rod 104 is provided with a thread 105, and two large nuts 106 and small nuts 107 are respectively installed at the bottom threads 105 of the long rod 101 and the sleeve rod 104. The purpose of such a setting is that during the use of the ball head structure 1, the two large nuts 106 facilitate the installation of the ball head structure 1 on the vehicle, and the two small nuts 107 fix the sleeve rod 104 to the outside of the long rod 101.

[0027] Two small nuts 107 are located on the outer wall of the bottom end of the long rod 101, the bottom end of the sleeve rod 104 is located on the upper surface of the small nuts 107, and two large nuts 106 are located on the outer wall of the sleeve rod 104. The purpose of such arrangement is that during the use of the ball head structure 1, the two large nuts 106 facilitate the installation of the ball head structure 1 on the vehicle, and the two small nuts 107 fix the sleeve rod 104 to the outside of the long rod 101.

[0028] The outer part of the long rod 101 is sleeved with two sleeves 201, and the two sleeves 201 are relatively arranged on the upper and lower sides of the circular clamping plate 204. The purpose of such arrangement is that during the use of the ball head structure 1, the two sleeves 201 limit the four sides of the two semicircular blocks 103, and the four sides of the two semicircular blocks 103 rotate in the positioning grooves 203 of the two sleeves 201.

[0029] A movable groove 202 is provided on the side where the two shells 201 are close to each other, and a positioning groove 203 is provided on the outer wall where the two shells 201 are far away from each other, and the movable groove 202 and the positioning groove 203 are located in the middle of the shells 201. The purpose of such arrangement is that when the ball head structure 1 is used, the two sides of the two semicircular blocks 103 move in the movable grooves 202 of the two shells 201.

[0030] The arc surfaces of the two semicircular blocks 103 are rotatably connected in the positioning grooves 203 of the two sleeves 201, and a group of bolts 200 are threadedly connected on the inner wall around the bottom sleeve 201, and one end of the group of bolts 200 extends to the inner wall of the top sleeve 201. The purpose of this arrangement is that during the use of the ball head structure 1, the upper and lower surfaces of the two sleeves 201 and the circular clamping plate 204 are fixed by the bolts 200, and the bolts 200 around the two sleeves 201 are twisted and disassembled, and the bottom sleeve 201 is removed from the sleeve rod 104.

[0031] When in use, during the use of the ball head structure 1, the sleeve rod 104 is sleeved on the long rod 101, so that the two semicircular blocks 103 are combined into a spherical shape, and the sleeve rod 104 is fixed to the long rod 101 by two small nuts 107, so as to facilitate the disassembly and replacement of the ball head structure 1 components, and the circular clamping plate 204 is clamped between the two semicircular blocks 103, and the two semicircular blocks 103 are limited by the circular clamping plate 204, and then the two sleeve shells 201 are used to limit the surroundings of the two semicircular blocks 103, and the upper and lower surfaces of the two sleeve shells 201 and the circular clamping plate 204 are fixed by bolts 200. When the ball head is in When the structure 1 rotates, the two semicircular blocks 103 rotate on the upper and lower surfaces of the circular clamping plate 204, and the two semicircular blocks 103 rotate around the positioning grooves 203 of the two sleeves 201. When the ball head structure 1 and the limiting structure 2 need to be disassembled, separated and replaced, the bolts 200 around the two sleeves 201 are twisted and disassembled, the bottom sleeve 201 is removed from the sleeve rod 104, and then the two small nuts 107 are removed from the bottom end of the long rod 101, and the sleeve rod 104 is removed from the long rod 101, and finally the circular clamping plate 204 is removed, thereby improving the flexibility of the ball head structure 1.

[0032] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A high-precision automobile wiper ball head, comprising a ball head structure (1) and a limit structure (2), characterized in that: The limiting structure (2) is mounted on the outer wall of the ball head structure (1). The ball head structure (1) comprises a long rod (101). A semicircular block (103) is provided on the outer wall of the middle end of the long rod (101). A circular clamping plate (204) and a sleeve rod (104) are sleeved on the outer wall of the bottom end of the long rod (101). Another semicircular block (103) is provided on the outer wall of the top end of the sleeve rod (104). A gap is left between the two semicircular blocks (103). The circular clamping plate (204) is located in the gap between the two semicircular blocks (103).

2. The high-precision automobile wiper ball head according to claim 1, characterized in that: A screw nut (102) is provided at the top end of the long rod (101), and threads (105) are provided on the outer walls of the bottom ends of the long rod (101) and the sleeve rod (104). Two large nuts (106) and a small nut (107) are respectively installed at the threads (105) at the bottom ends of the long rod (101) and the sleeve rod (104).

3. The high-precision automobile wiper ball head according to claim 2, characterized in that: The two small nuts (107) are located on the outer wall of the bottom end of the long rod (101), the bottom end of the sleeve rod (104) is located on the upper surface of the small nuts (107), and the two large nuts (106) are located on the outer wall of the sleeve rod (104).

4. The high-precision automobile wiper ball head according to claim 1, characterized in that: The exterior of the long rod (101) is sleeved with two sleeves (201), and the two sleeves (201) are arranged oppositely on the upper and lower sides of the circular clamping plate (204).

5. The high-precision automobile wiper ball head according to claim 4, characterized in that: A movable groove (202) is provided on the side where the two sleeves (201) are close to each other, and a positioning groove (203) is provided on the outer wall where the two sleeves (201) are far away from each other. The movable groove (202) and the positioning groove (203) are located in the middle of the sleeve (201).

6. The high-precision automobile wiper ball head according to claim 5, characterized in that: The arc surfaces of the two semicircular blocks (103) are rotatably connected in the positioning grooves (203) of the two casings (201), and a group of bolts (200) are threadedly connected on the inner walls around the bottom casing (201), and one end of the group of bolts (200) extends to the inner wall of the top casing (201).

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