High-strength heat shield convenient to assemble

Abstract

The utility model discloses a high-strength heat shield convenient to assemble, the lower part of the heat shield comprises a mounting part, the middle part of the top surface of the mounting part is fixedly connected with a cushion, the upper end of one side of the mounting part is provided with a plurality of sliding chutes, and all the sliding chutes are arranged at equal intervals along the length direction of the mounting part; the inner wall of each sliding groove is slidably connected with a sliding block, the outer side of the bottom of each sliding block is fixedly connected with a first spring, the bottom of each first spring is fixedly connected with the bottom end of the inner wall of the corresponding sliding groove, the top of each sliding block penetrates out of the mounting part, the middle of each sliding block is rotationally connected with a movable pressing rod, and a buffering sleeve is fixedly installed on the outer wall of the middle of each movable pressing rod. During installation, a limiting block below the top cover is aligned with a limiting groove in the top of the installation part, then the limiting block is inserted into the limiting groove, butt joint can be completed, during fixing, a bolt is inserted into a through opening and then screwed, fixing can be completed, operation is easy, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of exhaust pipe heat insulation covers, in particular to a high-strength heat insulation cover that is easy to assemble. Background Art

[0002] The automobile exhaust pipe heat shield is a protective cover installed around the automobile exhaust pipe, usually made of metal material. Its main function is to reduce the impact of the heat emitted by the exhaust pipe on other parts around the vehicle. It also helps to improve engine efficiency and protect other surrounding parts from heat damage.

[0003] In the prior art, since the automobile exhaust pipe is arranged on the automobile chassis, the vibration generated when the automobile is driving can easily cause the heat insulation cover to loosen from the exhaust pipe, and the exhaust pipe is also easily damaged when it is impacted by the vibration. Therefore, a high-strength heat insulation cover that is easy to assemble is proposed to solve the above problems. Utility Model Content

[0004] The technical problems to be solved by the utility model are as follows: the vibration generated when the vehicle is running can easily cause the heat insulation cover to loosen from the exhaust pipe, and the exhaust pipe can also be easily damaged when it is impacted by the vibration.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A high-strength heat shield that is easy to assemble, comprising a heat shield lower portion, wherein a heat shield upper portion is disposed above the heat shield lower portion;

[0007] Also includes:

[0008] The lower part of the heat shield includes a mounting portion, a buffer pad is fixedly connected to the middle of the top surface of the mounting portion, a plurality of slide grooves are opened at the upper end of one side of the mounting portion, and all the slide grooves are arranged equidistantly along the length direction of the mounting portion, and the inner wall of each slide groove is slidably connected to a slider, and a spring 1 is fixedly connected to the outer side of the bottom of the slider, and the bottom of the spring 1 is fixedly connected to the bottom end of the inner wall of the slide groove;

[0009] The top of the slider passes through the mounting portion and is rotatably connected to a movable pressure rod in the middle. A buffer sleeve is fixedly mounted on the middle outer wall of the movable pressure rod. A slot is provided on the surface of the movable pressure rod at one end away from the mounting portion.

[0010] As a further solution of the utility model: a slot is provided on the top of the mounting portion and on a side away from each slide groove, and the spacing between the slot and the slide groove on the same horizontal line is consistent with the length of the movable pressure rod.

[0011] As a further solution of the utility model: an extrusion plate is slidably connected to the inner wall of the mounting part near the slot, a shift plate is fixedly connected to one end of the bottom side of the extrusion plate, the shift plate is located at the end and passes through the mounting part, a spring 2 is fixedly connected to one end of the bottom surface of the extrusion plate, and the bottom of the spring 2 is fixedly connected to the inner wall of the mounting part.

[0012] As a further solution of the utility model: a ball is movably connected on the inner wall of the mounting portion and located between the slot and the extrusion plate, one side of the ball is movably contacted with the extrusion plate, the other side of the ball penetrates into the slot, the inner wall of the slot is slidably connected to the lower end of the movable pressure rod, and the side of the ball located inside the slot is engaged with the slot.

[0013] As a further solution of the utility model: the upper part of the heat insulation cover includes a top cover, both sides of the bottom of the top cover are fixedly connected with positioning blocks, both sides of the top of the positioning block are provided with a plurality of through openings, and the inner wall of each through opening is penetrated and connected with a bolt.

[0014] As a further solution of the utility model: positioning grooves are provided at the top of the mounting portion and near the slide groove and the slot, and the two positioning grooves are symmetrically arranged on both sides of the axis of the mounting portion, and the inner walls of the two positioning grooves are slidably connected to the two positioning blocks respectively.

[0015] As a further solution of the utility model: internal threaded holes are provided on the top surface of the movable pressure rod and on both sides of the buffer sleeve, the inner wall of the internal threaded hole is threadedly connected to the lower end of the bolt, and the top surface of the buffer sleeve is in movable contact with the bottom of the top cover.

[0016] Beneficial effects of the utility model:

[0017] (1) The utility model is assembled by docking the upper part of the heat insulation cover and the lower part of the heat insulation cover. When installing, align the limit block under the top cover with the limit groove at the top of the installation part, and then insert the limit block into the limit groove to complete the docking. When fixing, insert the bolt into the through hole and tighten it to complete the fixing. The operation is simple and easy to use;

[0018] (2) A plurality of movable pressure rods are arranged above the mounting portion. After the exhaust pipe is placed inside the mounting portion, the movable pressure rod is rotated to the top of the exhaust pipe and pressed down to be fixed. The buffer sleeve in the middle of the movable pressure rod is pressed against the top of the exhaust pipe. When the exhaust pipe vibrates, the buffer sleeve can absorb part of the impact. In addition, after the top cover is installed, the buffer sleeve also presses against the top cover and cushions the impact on the top cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described below in conjunction with the accompanying drawings.

[0020] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the internal structure of the installation part in the utility model;

[0022] Figure 3 yes Figure 2 A schematic diagram of the enlarged structure of region A;

[0023] Figure 4 yes Figure 2 Schematic diagram of the enlarged structure of region B;

[0024] Figure 5 It is a schematic diagram of the top view structure of the installation part in the utility model.

[0025] In the figure: 1. lower part of heat shield; 101. mounting part; 102. buffer pad; 103. positioning groove; 104. slide groove; 105. spring 1; 106. slider; 107. movable pressure rod; 108. buffer sleeve; 109. slot; 110. slot; 111. ball bearing; 112. extrusion plate; 113. paddle plate; 114. spring 2; 115. internal threaded hole; 2. upper part of heat shield; 201. top cover; 202. positioning block; 203. through port; 204. bolt. DETAILED DESCRIPTION

[0026] 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 of 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.

[0027] like Figure 1-5 As shown, a high-strength heat shield that is easy to assemble includes a heat shield lower part 1, and a heat shield upper part 2 is arranged above the heat shield lower part 1; it also includes: wherein the heat shield lower part 1 includes a mounting portion 101, a buffer pad 102 is fixedly connected to the middle of the top surface of the mounting portion 101, a plurality of slide grooves 104 are opened at the upper end of one side of the mounting portion 101, and all the slide grooves 104 are equidistantly arranged along the length direction of the mounting portion 101, and the inner wall of each slide groove 104 is slidably connected to a slider 106, and the outer side of the bottom of the slider 106 is fixedly connected to a spring 105, and the bottom of the spring 105 is fixedly connected to the bottom end of the inner wall of the slide groove 104; wherein the top of the slider 106 passes through the mounting portion 101 and is rotatably connected to a movable pressure rod 107 in the middle, a buffer sleeve 108 is fixedly installed on the outer wall of the middle part of the movable pressure rod 107, and a card slot 109 is opened on the surface of the movable pressure rod 107 and at the end away from the mounting portion 101, as shown in Figure 1-Figure 2 As shown, the cushion 102 may be polyurethane foam;

[0028] A slot 110 is provided at the top of the mounting portion 101 and at one side away from each slide slot 104. The distance between the slot 110 and the slide slot 104 on the same horizontal line is consistent with the length of the movable pressure rod 107. Figure 1-Figure 2 As shown, the two ends of the bottom of the movable pressing rod 107 are aligned with the slot 110 and the slide groove 104 respectively;

[0029] An extrusion plate 112 is slidably connected to the inner wall of the mounting portion 101 near the slot 110, and a dial plate 113 is fixedly connected to one end of the bottom side of the extrusion plate 112. The dial plate 113 is located at the end and passes through the mounting portion 101. A spring 114 is fixedly connected to one end of the bottom surface of the extrusion plate 112. The bottom of the spring 114 is fixedly connected to the inner wall of the mounting portion 101. Figure 4 As shown, the spring 2 114 pushes the extrusion plate 112 upward;

[0030] The inner wall of the mounting portion 101 is movably connected with a ball 111 between the slot 110 and the extrusion plate 112. One side of the ball 111 is in movably contact with the extrusion plate 112, and the other side of the ball 111 penetrates into the slot 110. The inner wall of the slot 110 is slidably connected with the lower end of the movable pressure rod 107, and the side of the ball 111 located in the slot 110 is engaged with the slot 109. Figure 4 As shown, the side of the extrusion plate 112 in contact with the ball 111 is set as an inclined surface;

[0031] The upper part 2 of the heat shield includes a top cover 201, and positioning blocks 202 are fixedly connected to both sides of the bottom of the top cover 201. A plurality of through holes 203 are opened on both sides of the top of the positioning block 202, and a bolt 204 is penetrated and connected to the inner wall of each through hole 203. Positioning grooves 103 are opened at the top of the mounting portion 101 and near the slide groove 104 and the slot 110, and the two positioning grooves 103 are symmetrically arranged on both sides of the axis of the mounting portion 101, and the inner walls of the two positioning grooves 103 are respectively slidably connected to the two positioning blocks 202, such as Figure 1 As shown, after the limiting block 202 is inserted into the limiting groove 103 , the through opening 203 is aligned with the internal threaded hole 115 .

[0032] Internal threaded holes 115 are provided on the top surface of the movable pressure rod 107 and on both sides of the buffer sleeve 108 . The inner wall of the internal threaded hole 115 is threadedly connected to the lower end of the bolt 204 , and the top surface of the buffer sleeve 108 is in movable contact with the bottom of the top cover 201 .

[0033] The working principle of this utility model:

[0034] When the device is in use, the mounting portion 101 is placed under the exhaust pipe, and then the movable pressure rod 107 is rotated, and one end of the movable pressure rod 107 with the card slot 109 is aligned with the top of the slot 110, and then the movable pressure rod 107 is pressed down, and the slider 106 descends in the slide slot 104 and compresses the spring 105, and the movable pressure rod 107 is inserted into the slot 110 and pushes one side of the ball 111, and the ball 111 is pressed into the mounting portion 101, and the side of the ball 111 pushes the extrusion plate 112, so that the extrusion plate 112 as a whole descends in the mounting portion 101, and the spring 2 114 is compressed until the ball 111 is aligned with the card slot 109, and the spring 2 114 releases the elastic potential energy to push the extrusion plate 112 upward, and pushes one side of the ball 111 into the inner side of the card slot 109 to complete the fixation;

[0035] Secondly, align the limit block 202 with the limit groove 103 and then insert it. After the limit block 202 is inserted into the limit groove 103, insert the bolt 204 downward into the through opening 203. At this time, the lower end of the bolt 204 is aligned with the internal threaded hole 115. Then tighten the bolt 204 to complete the fixation of the lower part 1 of the heat insulation cover and the upper part of the heat insulation cover.

[0036] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A high-strength heat shield that is easy to assemble, comprising a heat shield lower part (1), wherein a heat shield upper part (2) is arranged above the heat shield lower part (1); It is characterized in that Also includes: The lower part (1) of the heat shield comprises a mounting portion (101), a buffer pad (102) is fixedly connected to the middle of the top surface of the mounting portion (101), a plurality of slide grooves (104) are provided at the upper end of one side of the mounting portion (101), and all the slide grooves (104) are arranged equidistantly along the length direction of the mounting portion (101), the inner wall of each slide groove (104) is slidably connected to a slider (106), the outer side of the bottom of the slider (106) is fixedly connected to a spring 1 (105), and the bottom of the spring 1 (105) is fixedly connected to the bottom end of the inner wall of the slide groove (104); The top of the slider (106) passes through the mounting portion (101) and the middle portion is rotatably connected to a movable pressure rod (107); a buffer sleeve (108) is fixedly mounted on the middle outer wall of the movable pressure rod (107); and a slot (109) is provided on the surface of the movable pressure rod (107) and at one end away from the mounting portion (101).

2. The high-strength heat shield that is easy to assemble according to claim 1, characterized in that: A slot (110) is provided at the top of the mounting portion (101) and on a side away from each slide groove (104), and the distance between the slot (110) and the slide groove (104) located on the same horizontal line is consistent with the length of the movable pressure rod (107).

3. The high-strength heat shield that is easy to assemble according to claim 1, characterized in that: An extrusion plate (112) is slidably connected to the inner wall of the mounting portion (101) near the slot (110); a shift plate (113) is fixedly connected to one end of the bottom side of the extrusion plate (112); the shift plate (113) is located at the end and passes through the mounting portion (101); a second spring (114) is fixedly connected to one end of the bottom surface of the extrusion plate (112); and the bottom of the second spring (114) is fixedly connected to the inner wall of the mounting portion (101).

4. The high-strength heat shield that is easy to assemble according to claim 1, characterized in that: A ball (111) is movably connected to the inner wall of the mounting portion (101) and located between the slot (110) and the extrusion plate (112); one side of the ball (111) is in movably contact with the extrusion plate (112); the other side of the ball (111) penetrates into the slot (110); the inner wall of the slot (110) is slidably connected to the lower end of the movable pressure rod (107); and the side of the ball (111) located inside the slot (110) is snap-connected to the card slot (109).

5. The high-strength heat shield that is easy to assemble according to claim 1, characterized in that: The upper part (2) of the heat insulation cover comprises a top cover (201), both sides of the bottom of the top cover (201) are fixedly connected with positioning blocks (202), both sides of the top of the positioning block (202) are provided with a plurality of through openings (203), and the inner wall of each through opening (203) is penetrated and connected with a bolt (204).

6. The high-strength heat shield that is easy to assemble according to claim 1, characterized in that: Positioning grooves (103) are provided at the top of the mounting portion (101) and near the slide groove (104) and the slot (110), and the two positioning grooves (103) are symmetrically arranged on both sides of the axis of the mounting portion (101), and the inner walls of the two positioning grooves (103) are slidably connected to the two positioning blocks (202).

7. The high-strength heat shield that is easy to assemble according to claim 1, characterized in that: Internal threaded holes (115) are provided on the top surface of the movable pressure rod (107) and on both sides of the buffer sleeve (108); the inner wall of the internal threaded hole (115) is threadedly connected to the lower end of the bolt (204); and the top surface of the buffer sleeve (108) is in movable contact with the bottom of the top cover (201).

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