Protection structure of grating heater
By setting protective plates and shaped plates between the aluminum shell and the heating sheet of the grille heater, the short circuit problem caused by the small spacing between the heating sheet and the aluminum shell is solved, and the stable use of the heater is achieved.
Patent Information
- Application Number
- CN202420727876.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-10
- Publication Date
- 2025-02-25
- Estimated Expiration
- 2034-04-10
AI Technical Summary
During transportation and use, the protective structure of the existing grille heater is easily short-circuited due to the small distance between the heating plate and the aluminum shell due to the small distance between the heating plate and the aluminum shell.
A protective structure of a grille heater is designed, and an integral protection is formed by providing a first and second connector on the top and bottom of the aluminum housing, and a protective plate and a shaped plate at the end of the heating sheet. Structure to avoid short circuits.
Through the combination of protective plates and fixed plates, the heating plates are effectively protected, preventing short circuits caused by deformation and contact with debris, and ensuring the stable use of the grille heater.
Smart Images
Figure CN222531840U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of grid heaters, in particular to a protective structure of a grid heater. Background Art
[0002] The grid heater is preheated by the ECU in a low temperature environment, controlling the relay contacts to close (the controller MOS tube is energized) and connecting the grid heater circuit; the grid heater is installed between the diesel engine intake pipe and the cylinder. The grid heater is energized to heat the air in the intake pipe, thereby improving the low-temperature starting performance of the engine.
[0003] However, the existing protection structure of the grille heater has the following problems during use: when the heating plate is connected to the aluminum shell, the distance between the end of the heating plate and the aluminum shell is small. During transportation and use, there is a possibility of deformation due to force or contact with debris and the aluminum shell, which can easily cause a short circuit. Therefore, it is necessary to design a corresponding technical solution to solve the existing technical problems. Utility Model Content
[0004] The purpose of the utility model is to provide a protective structure for a grille heater, which solves the technical problem that when the heating plate is connected to the aluminum shell, the distance between the end of the heating plate and the aluminum shell is small, and there is a short circuit phenomenon that may be easily caused by force deformation or contact with debris during transportation and use, thereby meeting actual use needs.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: it includes an aluminum shell and a heating plate, a first connecting member and a second connecting member are respectively arranged on the top and bottom of the aluminum shell and between the heating plate, a mounting top plate is arranged on the top of the aluminum shell, a fixed cover body is arranged on the top of the mounting top plate, a fixing member is arranged on the fixed cover body, a protective plate member is arranged between the fixing member and the first connecting member, a shaping plate is arranged on the second connecting member, a mounting groove body is arranged between one side and the middle position of the shaping plate, a shaping groove is arranged on the top of the shaping plate, two positioning strips are symmetrically arranged on the bottom of the shaping plate, limiting plates are arranged on both ends of the positioning strip, and connecting pins are arranged between the limiting plates and the positioning strip.
[0006] As a preferred embodiment of the utility model, two support bars are symmetrically provided at the bottom of the aluminum shell, the aluminum shell as a whole is a rounded square frame structure, the heating plate is a serpentine structure, and two limit members are symmetrically provided between the heating plate and the aluminum shell, and the limit members are composed of a ceramic sheet, a base and a spring.
[0007] As a preferred embodiment of the present utility model, the first connecting member and the second connecting member are both composed of a plurality of nuts, washers and bolts. The fixed cover body is a square box structure and has a mounting frame on one end connected to the mounting top plate. The fixed cover body is provided with a plurality of mounting bolts between the mounting frame and the mounting top plate.
[0008] As a preferred embodiment of the present utility model, the protective plate is formed by splicing a plurality of irregular plates and fixing bolts, the shaping plate is made of insulating material, and the shaping plate is fixed between the heating plate and the bolts.
[0009] As a preferred embodiment of the present utility model, the end portion of the heating plate is embedded in the molding groove, the inner frame of the aluminum shell is provided with a positioning groove used to cooperate with the positioning strip, the cross-section of the connecting column is a "T"-shaped structure, the connecting column and the positioning strip are snap-fitted and rotatably connected, and the limit plate is located outside the positioning groove.
[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0011] By using the protective plate and the shaping plate and other components in coordination, the heating plate can be conveniently protected as a whole. The two ends of the protective plate are respectively connected to the first connecting member and the fixing member, which can provide power protection and deformation protection for the entire wiring connection. The shaping plate can perform shaping protection on the end of the heating plate to avoid deformation and the like during transportation and use, that is, placing the heating plate in contact with the aluminum shell, thereby avoiding possible short circuits and ensuring the overall stable use of the grille heater, thereby solving the problem of short circuits that are easily caused. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is an overall schematic diagram of the utility model;
[0013] Figure 2 This is a structural diagram of the fixed cover body described in the utility model;
[0014] Figure 3 This is the structural diagram of the second connecting member of the utility model;
[0015] Figure 4 This is a structural diagram of the shaping plate described in the utility model.
[0016] In the figure: aluminum shell -1, mounting top plate -2, fixing cover body -3, fixing part -4, mounting bolt -5, limiting part -6, second connecting part -7, heating plate -8, first connecting part -9, protective plate -10, shaping plate -11, limiting plate -12, positioning strip -13, connecting column -14, shaping groove -15, mounting groove body -16. DETAILED DESCRIPTION
[0017] 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.
[0018] See also Figure 1-4 The utility model provides a technical solution: a protective structure of a grille heater, comprising: an aluminum shell 1 and a heating plate 8, a first connecting member 9 and a second connecting member 7 are respectively arranged on the top and bottom of the aluminum shell 1 and between the heating plate 8, a mounting top plate 2 is arranged on the top of the aluminum shell 1, a fixing cover 3 is arranged on the top of the mounting top plate 2, a fixing member 4 is arranged on the fixing cover 3, a protective plate 10 is arranged between the fixing member 4 and the first connecting member 9, a shaping plate 11 is arranged on the second connecting member 7, a mounting groove 16 is arranged between one side and the middle position of the shaping plate 11, specifically, the end of the mounting groove 16 is an arc-shaped structure, which can facilitate the shaping plate 11 to be placed on the bolt, a shaping groove 15 is arranged on the top of the shaping plate 11, and two positioning strips 13 are symmetrically arranged on the bottom of the shaping plate 11, and limiting plates 12 are arranged on both ends of the positioning strip 13, and a connecting plug 14 is arranged between the limiting plate 12 and the positioning strip 13.
[0019] As a further improvement, two support bars are symmetrically arranged at the bottom of the aluminum shell 1. The aluminum shell 1 as a whole is a rounded square frame structure. The heating plate 8 is a snake-shaped structure. Two limit members 6 are symmetrically arranged between the heating plate 8 and the aluminum shell 1. The limit members 6 are composed of a ceramic sheet, a base and a spring.
[0020] As a further improvement, the first connecting member 9 and the second connecting member 7 are both composed of a plurality of nuts, washers and bolts. The fixed cover body 3 is a square box structure and has a mounting frame on one end connected to the mounting top plate 2. A plurality of mounting bolts 5 are arranged between the fixed cover body 3 and the mounting top plate 2 at the position of the mounting frame.
[0021] As a further improvement, the protective plate 10 is formed by splicing a plurality of irregular plates and fixing bolts, and the shaping plate 11 is made of insulating material, and the shaping plate 11 is fixed between the heating plate 8 and the bolts.
[0022] As a further improvement, the end portion of the heating plate 8 is embedded in the molding groove 15, and a positioning groove for cooperating with the positioning strip 13 is provided on the inner frame of the aluminum shell 1. The cross-section of the connecting column 14 is a "T"-shaped structure, and the connecting column 14 is rotatably connected to the positioning strip 13 by snapping, and the limit plate 12 is located outside the positioning groove. Specifically, the function of the limit plate 12 is to fix the position of the positioning strip 13 in the positioning groove. When the positioning strip 13 is placed in the positioning groove, the limit plate 12 is rotated so that the two ends of the limit plate 12 are in contact with the aluminum shell 1, so that the molding plate 11 can be fixed horizontally, and the bolts on the second connecting member 7 can fix the molding plate 11 vertically to avoid loosening and movement after long-term use.
[0023] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A protective structure for a grid heater, characterized in that: The invention comprises an aluminum housing (1) and a heating plate (8), wherein a first connecting member (9) and a second connecting member (7) are respectively arranged between the top and bottom of the aluminum housing (1) and the heating plate (8), a mounting top plate (2) is arranged on the top of the aluminum housing (1), a fixing cover (3) is arranged on the top of the mounting top plate (2), a fixing member (4) is arranged on the fixing cover (3), a protective plate (10) is arranged between the fixing member (4) and the first connecting member (9), and the first A shaping plate (11) is provided on the connecting member (9) and the second connecting member (7), a mounting groove (16) is provided between one side and the middle of the shaping plate (11), a shaping groove (15) is provided on the top of the shaping plate (11), two positioning strips (13) are symmetrically provided on the bottom of the shaping plate (11), limiting plates (12) are provided on both ends of the positioning strip (13), and a connecting plug (14) is provided between the limiting plate (12) and the positioning strip (13).
2. A protective structure for a grill heater according to claim 1, characterized in that: Two support bars are symmetrically arranged at the bottom of the aluminum housing (1); the aluminum housing (1) as a whole is a rounded square frame structure; the heating plate (8) is a serpentine curved structure; two limit members (6) are symmetrically arranged between the heating plate (8) and the aluminum housing (1); the limit members (6) are composed of a ceramic plate, a base and a spring.
3. The protective structure of a grill heater according to claim 1, characterized in that: The first connecting member (9) and the second connecting member (7) are both composed of a plurality of nuts, washers and bolts. The fixed cover body (3) is in a square box structure and has a mounting frame at one end connected to the mounting top plate (2). The fixed cover body (3) is provided with a plurality of mounting bolts (5) between the mounting frame and the mounting top plate (2).
4. The protective structure of a grill heater according to claim 1, characterized in that: The protective plate (10) is formed by splicing a plurality of irregular plates and fixing bolts, the shaping plate (11) is made of an insulating material, and the shaping plate (11) is fixed between the heating plate (8) and the bolts.
5. The protective structure of a grill heater according to claim 1, characterized in that: The end portion of the heating plate (8) is embedded in the shaping groove (15); a positioning groove for cooperating with the positioning strip (13) is provided on the inner frame of the aluminum housing (1); the cross section of the connecting column (14) is in a "T"-shaped structure; the connecting column (14) is rotatably connected to the positioning strip (13) by snapping; and the limiting plate (12) is located outside the positioning groove.