Automobile ignition pen test iron core

Abstract

The utility model discloses an automobile ignition pen test iron core, which is provided with a plastic insulating sleeve, an ignition pen test iron core main body is connected inside the plastic insulating sleeve, and two sides inside the plastic insulating sleeve are respectively connected with a first rubber pad and a second rubber pad. According to the utility model, through the sliding connection between the sliding groove and the sliding block and the sliding connection between the raised line and the connecting groove, under the action of a plurality of groups of limiting mechanisms, the rapid limiting connection between the ignition pen test iron core main body and the plastic insulating sleeve is realized, and the plastic insulating sleeve and the ignition pen test iron core main body are conveniently separated and produced in batches; a first rubber pad and an internal positioning groove are connected with an internal positioning block of the ignition pen test iron core main body, so that one side of the plastic insulating sleeve is sealed, the operation is relatively simple, the electromagnetic performance of the ignition pen test iron core main body is protected, and the service life of the ignition pen test iron core main body is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of test iron cores, in particular to an automobile ignition pen test iron core. Background Art

[0002] As we all know, in the automobile engine ignition system, the ignition coil is an actuator that ignites the air and fuel mixture in the engine cylinder by providing ignition energy, and the iron core is the core component of the ignition coil. Based on the principle of electromagnetic induction, the low voltage of 8-16V is switched on and off at a set frequency to generate a voltage of 20-40KV at the secondary side, and then an electric spark is generated through the spark plug to complete the ignition start;

[0003] Chinese patent authorization announcement number CN207282296U discloses a high-temperature resistant pencil-type ignition coil, including a coil housing with an installation cavity, an iron core arranged in the installation cavity, a primary coil wrapped around the outer periphery of the iron core, and a secondary coil wrapped around the outer periphery of the primary coil. An ignition module is arranged at the upper end of the secondary coil, and a high-temperature resistant insulation layer is arranged between the ignition module and the secondary coil and between the primary coil and the secondary coil. A protective seat is arranged on one side of the coil housing, and a transparent indicator light housing is arranged on the other side. An indicator light is arranged in the indicator light housing, and the indicator light is connected to the ignition module through one end of a wire, and the other end is connected to the primary coil or the secondary coil. The high-temperature resistant pencil-type ignition coil is separated from the ignition module and the coil by a high-temperature resistant insulation layer to ensure the distance between the ignition module and the coil, and to ensure the absolute plastic sealing between the ignition module and the coil, thereby reducing the damage rate of the ignition module and increasing the service life;

[0004] The above-mentioned prior art solution has the following shortcomings: the internal iron core of the ignition coil is composed of an insulating sleeve, an iron core body and a rubber insulating pad. The structure is an integrated design. During production, since there are many parts involved, the iron core body and the rubber insulating pad need to be assembled and processed after being wrapped in the insulating sleeve. The process is relatively cumbersome. In order to improve production efficiency, it is necessary to design an automobile ignition test iron core to solve the above problems. Utility Model Content

[0005] The utility model aims to provide an automobile ignition test iron core to solve the problem in the above background technology that the iron core needs to be assembled before processing during production, resulting in low production efficiency.

[0006] To achieve the above object, the utility model provides the following technical solution: an automobile ignition test iron core is provided with a plastic insulating sleeve, the interior of the plastic insulating sleeve is connected to the ignition test iron core body, and the two sides of the interior of the plastic insulating sleeve are respectively connected to a first rubber pad and a second rubber pad;

[0007] include:

[0008] A slider is installed on the inner side of the plastic insulating sleeve, the interior of the ignition test iron core body is evenly provided with slide grooves, and the slide grooves are all connected to the slider, the interior of the ignition test iron core body is evenly provided with a limiting mechanism, and the plastic insulating sleeve and the ignition test iron core body are fixedly connected by the limiting mechanism, the first rubber pad and the second rubber pad are connected to a card block at one end close to the ignition test iron core body, and the interior of the ignition test iron core body is evenly provided with card grooves, and the card grooves are all connected to the card blocks;

[0009] The inside of the plastic insulating sleeve is evenly connected with a second spring, and one end of the second spring close to the first rubber pad is connected with a positioning block. The inside of the first rubber pad is evenly provided with positioning grooves, and the positioning grooves are connected to the positioning blocks.

[0010] When the automobile ignition test core of the present technical solution is used, the sliding connection between the slide groove and the slider, the convex strip and the connecting groove is achieved under the action of multiple sets of limiting mechanisms to achieve a quick limiting connection between the ignition test core body and the plastic insulating sleeve, thereby facilitating the separate batch production of the plastic insulating sleeve and the ignition test core body, and avoiding damage to the ignition test core body when the ignition test core body is assembled and the plastic insulating sleeve is sealed and reprocessed.

[0011] Preferably, the limiting mechanism includes an installation groove arranged inside the plastic insulating sleeve, the interior of the installation groove is connected to a first spring, and one end of the first spring close to the ignition test core body is connected to a limiting block, and the interior of the ignition test core body is evenly provided with limiting grooves, and the limiting grooves are connected to the limiting blocks.

[0012] Preferably, one end of the limit block close to the first rubber pad is arranged in an inclined shape, and the first spring is always in a compressed state.

[0013] Preferably, the limit blocks are provided in three groups, each group of the limit blocks is provided with two, and the limit blocks are symmetrically arranged with respect to the central axis of the ignition test core body.

[0014] Preferably, the interior of the plastic insulating sleeve is evenly connected with convex strips, the interior of the ignition pen test core body is evenly provided with connecting grooves, and the connecting grooves are all connected to the convex strips.

[0015] Preferably, the outer wall of the first rubber pad is in close contact with the inner wall of the plastic insulating sleeve, the cross-sectional size of the ignition test core body is equal to the inner diameter of the plastic insulating sleeve, and the cross-sectional size of the convex strip and the cross-sectional size of the connecting groove are both arranged to be arc-shaped.

[0016] Preferably, the cross-sectional size of the positioning groove is equal to the cross-sectional size of the positioning block, and the positioning groove and the positioning block are arranged in a cross shape inside the first rubber pad.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the automobile ignition test iron core realizes the effect of convenient separate production and rapid assembly;

[0018] Through the sliding connection between the slide groove and the slider, the convex strip and the connecting groove, under the action of multiple groups of limiting mechanisms, the ignition pen test iron core body and the plastic insulating sleeve are quickly limited and connected, which is convenient for the separate batch production of the plastic insulating sleeve and the ignition pen test iron core body, avoiding the damage of the ignition pen test iron core body when the ignition pen test iron core body is assembled and the plastic insulating sleeve is sealed and reprocessed, thereby protecting the ignition pen test iron core body, effectively improving production efficiency, and improving production qualification rate;

[0019] By connecting the first rubber pad and the internal positioning groove with the internal positioning block of the ignition pen test iron core body, one side of the plastic insulating sleeve is sealed. The operation is relatively simple. It avoids the ignition pen test iron core body from contacting with oxygen and corrosive particles in the air to cause oxidation of the ignition pen test iron core body, protects the electromagnetic properties of the ignition pen test iron core body, and extends the service life of the ignition pen test iron core body. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0022] Figure 2 It is a side cross-sectional structural schematic diagram of the utility model;

[0023] Figure 3 For the utility model Figure 2 Schematic diagram of the structure at A in the middle;

[0024] Figure 4 It is a schematic diagram of the three-dimensional structure of the iron core body of the utility model;

[0025] Figure 5 It is a schematic diagram of the three-dimensional structure of the first rubber pad of the utility model.

[0026] Explanation of the reference numerals in the figure: 1. Ignition test core body; 2. Plastic insulating sleeve; 3. Raised strip; 4. Connecting groove; 5. Slide groove; 6. Slider; 7. Mounting groove; 8. First spring; 9. Limit block; 10. Limit groove; 11. First rubber pad; 12. Second rubber pad; 13. Positioning groove; 14. Second spring; 15. Card slot; 16. Card block; 17. Positioning block. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment 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.

[0028] See also Figure 1-Figure 5 The embodiment provided by the utility model: the automobile ignition test iron core is provided with a plastic insulating sleeve 2, and the interior of the plastic insulating sleeve 2 is connected with the ignition test iron core body 1;

[0029] The inside of the plastic insulating sleeve 2 is evenly connected with convex strips 3, and the inside of the ignition test core body 1 is evenly provided with connecting grooves 4, and the connecting grooves 4 are all connected to the convex strips 3; the outer wall of the first rubber pad 11 is close to the inner wall of the plastic insulating sleeve 2, the cross-sectional size of the ignition test core body 1 is equal to the inner diameter of the plastic insulating sleeve 2, and the cross-sectional size of the convex strips 3 and the cross-sectional size of the connecting grooves 4 are both arranged in an arc shape;

[0030] Specifically, Figure 1 and Figure 4 As shown, when in use, the contact area between the ignition test iron core body 1 and the plastic insulating sleeve 2 is increased through the convex strips 3 and the connecting grooves 4, further improving the stability after connection;

[0031] The first rubber pad 11 and the second rubber pad 12 are connected to the two sides of the plastic insulating sleeve 2 respectively; it includes: a slider 6, which is installed on the inner side of the plastic insulating sleeve 2, and the inside of the ignition test iron core body 1 is evenly provided with slide grooves 5, and the slide grooves 5 are all connected to the sliders 6, and the inside of the ignition test iron core body 1 is evenly provided with a limit mechanism;

[0032] The limiting mechanism includes a mounting groove 7 arranged inside the plastic insulating sleeve 2, the inside of the mounting groove 7 is connected to a first spring 8, and the end of the first spring 8 close to the ignition test iron core body 1 is connected to a limiting block 9, and the inside of the ignition test iron core body 1 is evenly provided with limiting grooves 10, and the limiting grooves 10 are connected to the limiting blocks 9; the end of the limiting block 9 close to the first rubber pad 11 is arranged in an inclined shape, and the first spring 8 is always in a compressed state; the limiting blocks 9 are arranged in three groups, each group of the limiting blocks 9 is provided with two, and the limiting blocks 9 are symmetrically arranged about the central axis of the ignition test iron core body 1;

[0033] Specifically, Figure 1 , Figure 2 and Figure 4 As shown, when in use, the plastic insulating sleeve 2 is fixedly connected to the ignition test core body 1 through the limiting mechanism, and assembled with the ignition test core body 1, which is convenient for mass production;

[0034] The plastic insulating sleeve 2 is fixedly connected to the ignition test core body 1 through a limiting mechanism. The first rubber pad 11 and the second rubber pad 12 are connected to a clamping block 16 at one end close to the ignition test core body 1. The inside of the ignition test core body 1 is evenly provided with clamping grooves 15, and the clamping grooves 15 are connected to the clamping blocks 16. The inside of the plastic insulating sleeve 2 is evenly connected with a second spring 14, and the end of the second spring 14 close to the first rubber pad 11 is connected with a positioning block 17, and the inside of the first rubber pad 11 is evenly provided with positioning grooves 13.

[0035] The cross-sectional size of the positioning groove 13 is equal to that of the positioning block 17, and the positioning groove 13 and the positioning block 17 are arranged in a cross shape inside the first rubber pad 11;

[0036] Specifically, Figure 2 , Figure 3 and Figure 5 As shown, when in use, the first rubber pad 11 is connected to the plastic insulating sleeve 2 by the second rubber pad 12 and the positioning groove 13.

[0037] And the positioning grooves 13 are all connected to the positioning blocks 17 .

[0038] Working principle: When the utility model is in use, when the ignition test iron core body 1, the plastic insulating sleeve 2, and the first rubber pad 11 are separately produced in batches and need to be assembled, the connecting groove 4 and the sliding groove 5 inside the ignition test iron core body 1 are aligned with the corresponding positions inside the plastic insulating sleeve 2 and then slidably connected. When the ignition test iron core body 1 is slidably inserted into the interior of the plastic insulating sleeve 2, one side of the stop block 9 is set in an inclined shape under the action of the telescopic elasticity of the installation groove 7, so as to realize the limit connection between the stop block 9 and the limit groove 10. When the ignition test iron core body 1 and the plastic When the plastic insulating sleeve 2 is fully connected, the card slot 15 inside the ignition test core body 1 will also be fully connected with the first rubber pad 11 inside the first rubber pad 11. After the installation of the ignition test core body 1 is completed, the first rubber pad 11 is slidably connected with the plastic insulating sleeve 2, and the positioning groove 13 and the positioning block 17 are connected in a limited position under the elastic action of the second spring 14, thereby realizing the limited position connection of the plastic insulating sleeve 2 and the first rubber pad 11, completing the sealed installation of the ignition test core body 1, and realizing the protection of the ignition test core body 1.

[0039] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0040] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0041] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. An automobile ignition test iron core, provided with a plastic insulating sleeve (2), the interior of the plastic insulating sleeve (2) being connected to an ignition test iron core body (1), and the interior of the plastic insulating sleeve (2) being respectively connected to a first rubber pad (11) and a second rubber pad (12); It is characterized in that include: A slider (6) is installed on the inner side of the plastic insulating sleeve (2); the interior of the ignition test iron core body (1) is evenly provided with slide grooves (5), and the slide grooves (5) are all connected to the slider (6); the interior of the ignition test iron core body (1) is evenly provided with a limiting mechanism, and the plastic insulating sleeve (2) and the ignition test iron core body (1) are fixedly connected by the limiting mechanism; the first rubber pad (11) and the second rubber pad (12) are both connected to a clamping block (16) at one end close to the ignition test iron core body (1); the interior of the ignition test iron core body (1) is evenly provided with clamping grooves (15), and the clamping grooves (15) are all connected to the clamping block (16); The interior of the plastic insulating sleeve (2) is uniformly connected to a second spring (14), and one end of the second spring (14) close to the first rubber pad (11) is connected to a positioning block (17); the interior of the first rubber pad (11) is uniformly provided with positioning grooves (13), and the positioning grooves (13) are connected to the positioning blocks (17).

2. The automobile ignition test core according to claim 1, Features: The limiting mechanism comprises an installation groove (7) arranged inside the plastic insulating sleeve (2), the interior of the installation groove (7) is connected to a first spring (8), and one end of the first spring (8) close to the ignition test iron core body (1) is connected to a limiting block (9), and the interior of the ignition test iron core body (1) is evenly provided with limiting grooves (10), and the limiting grooves (10) are connected to the limiting blocks (9).

3. The automobile ignition test core according to claim 2, Features: One end of the limit block (9) close to the first rubber pad (11) is arranged in an inclined shape, and the first spring (8) is always in a compressed state.

4. The automobile ignition test core according to claim 2, Features: The limit blocks (9) are arranged in three groups, each group of the limit blocks (9) is provided with two, and the limit blocks (9) are all arranged symmetrically with respect to the central axis of the ignition test core body (1).

5. The automobile ignition test core according to claim 1, Features: The interior of the plastic insulating sleeve (2) is evenly connected with convex strips (3), and the interior of the ignition pen test iron core body (1) is evenly provided with connecting grooves (4), and the connecting grooves (4) are all connected to the convex strips (3).

6. The automobile ignition test core according to claim 5, Features: The outer wall of the first rubber pad (11) is in close contact with the inner wall of the plastic insulating sleeve (2); the cross-sectional size of the ignition test core body (1) is equal to the inner diameter of the plastic insulating sleeve (2); and the cross-sectional size of the convex strip (3) and the cross-sectional size of the connecting groove (4) are both arranged to be arc-shaped.

7. The automobile ignition test core according to claim 1, Features: The cross-sectional size of the positioning groove (13) is equal to the cross-sectional size of the positioning block (17), and the positioning groove (13) and the positioning block (17) are arranged and distributed in a cross shape inside the first rubber pad (11).

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