CN213332156U - Novel high temperature resistant commercial vehicle chassis stopper wearing and tearing inductive head - Google Patents
Novel high temperature resistant commercial vehicle chassis stopper wearing and tearing inductive head Download PDFInfo
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- CN213332156U CN213332156U CN202022343707.6U CN202022343707U CN213332156U CN 213332156 U CN213332156 U CN 213332156U CN 202022343707 U CN202022343707 U CN 202022343707U CN 213332156 U CN213332156 U CN 213332156U
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- tearing
- inductive head
- wearing
- steel backing
- high temperature
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Abstract
The utility model discloses a novel high temperature resistant commercial car chassis stopper wearing and tearing inductive head belongs to brake block wearing and tearing alarm sensor for braking system, it is including wearing and tearing inductive head, and wearing and tearing inductive head passes through the shell fragment and installs on the steel backing, the steel backing includes the steel backing body and processes the draw-in groove on the steel backing body, wearing and tearing inductive head is from last to having set gradually integrative friction portion, limit portion, spacing portion down, and the friction portion is located the top of limit portion, leaves the caulking groove that the feed bullet piece was placed between limit portion and the spacing portion processing has the wire casing that is used for the pencil to place on the wearing and tearing inductive head between limit portion and the spacing portion, has placed the pencil in the wire casing. In view of above-mentioned technical scheme, the utility model discloses can improve and reach fixed degree between wearing and tearing inductive head and the steel backing, improve the produced high temperature of brake to the influence of wearing and tearing inductive head.
Description
Technical Field
The utility model belongs to brake block wearing and tearing alarm sensor, specifically speaking especially relates to a novel high temperature resistant commercial car chassis stopper wearing and tearing inductive head.
Background
A brake system for a vehicle which can be safely driven without leaving the vehicle. Taking a disc brake system as an example, in order to detect the state of a brake pad, a wear sensing head of a brake pad wear alarm sensor is generally placed on a steel backing, and the wear sensing head is worn along with a friction material on the steel backing. When the abrasion sensing head is abraded to the limit position, the abrasion sensing head can send an alarm signal to a control system of an automobile through a wire harness connected with the abrasion sensing head to remind a driver of paying attention to timely replacement of a brake pad.
Under the above circumstances, how to achieve good fixation between the wear sensor head and the steel backing, and how to reduce the influence of high temperature generated during braking on the wear sensor head becomes one of the factors for improving the accuracy of the detection signal.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel high temperature resistant commercial car chassis stopper wearing and tearing inductive head, it can improve and reach fixed degree between wearing and tearing inductive head and the steel backing, improves the produced high temperature of brake to the influence of wearing and tearing inductive head.
In order to achieve the purpose, the utility model is realized by the following technical proposal:
the utility model discloses in novel high temperature resistant commercial vehicle chassis stopper wearing and tearing inductive head, including wearing and tearing inductive head, wearing and tearing inductive head passes through the shell fragment and installs on the steel backing, the steel backing includes the steel backing body and processes the draw-in groove on the steel backing body, wearing and tearing inductive head is from last to having set gradually integrative friction portion, limit portion, spacing portion down, and the friction portion is located the top of limit portion, leaves the caulking groove that the ammunition feed piece was placed between limit portion and the spacing portion processing has the wire casing that is used for the pencil to place in the wire casing on the wearing and tearing inductive head between limit portion and the spacing portion.
Further, the utility model discloses in the shell fragment for the rectangular form elastic plate body of buckling in kink department, processing has outside convex joint portion on the elastic plate body of kink both sides, two free ends of elastic plate body form the throat portion in the outside of steel backing.
Further, in the utility model, the spacing portion of wire casing open-top one side on process to have the arch that is used for the pencil to fix spacing.
Furthermore, the utility model discloses in the wearing and tearing inductive head adopt the PF material to make.
Furthermore, the holding force between the elastic sheet and the steel back is larger than 50N in the utility model.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a to wearing and tearing inductive head self structure and with steel backing complex mounting structure, realized the improvement of wearing and tearing inductive head and the inseparable degree of steel backing cooperation, and improved the high temperature resistant degree of wearing and tearing inductive head through the improvement of material, and then improved the signal detection precision of wearing and tearing inductive head.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the structure of the wear-and-tear sensor head and the spring plate of the present invention.
Fig. 3 is a schematic structural diagram of the wear-induced head and the spring plate of the present invention.
Fig. 4 is a schematic structural diagram of the middle spring piece of the present invention.
Fig. 5 is a schematic structural diagram of the middle steel backing of the present invention.
In the figure: 1. a steel backing; 2. wearing the inductive head; 3. a spring plate; 11. a steel backing body; 12. a card slot; 21. a friction portion; 22. a limit part; 23. a wire slot; 24. a limiting part; 25. limiting by a bulge; 31. a bending section; 32. a clamping part; 33. a necking part; 34. an elastic plate body.
Detailed Description
The technical solution of the present invention will be further described and illustrated with reference to the following examples. It should be noted that the following paragraphs may refer to terms of orientation, including but not limited to "upper, lower, left, right, front, rear" and the like, which are all oriented to correspond to the visual orientations shown in the drawings of the specification, and should not be construed as limiting the scope or technical aspects of the present invention, but merely as providing those skilled in the art with a better understanding of the technical aspects of the present invention.
In the description of the present specification, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example 1
The utility model provides a novel high temperature resistant commercial car chassis stopper wearing and tearing inductive head, includes wearing and tearing inductive head 2, wearing and tearing inductive head 2 installs on steel backing 1 through shell fragment 3, steel backing 1 includes steel backing body 11 and processes draw-in groove 12 on steel backing body 11, wearing and tearing inductive head 2 is from last to having set gradually integrative friction portion 21, limit portion 22, spacing portion 24 down, and friction portion 21 is located limit portion 22's top, leaves the caulking groove that supplies shell fragment 3 to place between limit portion 22 and the spacing portion 24 processing has the wire casing 23 that is used for the pencil to place on wearing and tearing inductive head 2 between limit portion 22 and the spacing portion 24, has placed the pencil in the wire casing 23.
Example 2
A novel high temperature resistant commercial vehicle chassis brake wear induction head, wherein the elastic sheet 3 is a strip-shaped elastic plate body 34 bent at a bent part 31, clamping parts 32 protruding outwards are processed on the elastic plate body 34 at two sides of the bent part 31, and two free ends of the elastic plate body 34 form a necking part 33 at the outer side of a steel backing 1; a bump limit 25 for fixing the wiring harness is processed on the limit part 24 at one side of the opening at the top of the wiring groove 23; the abrasion induction head 2 is made of PF material; and the retention force between the elastic sheet 3 and the steel backing 1 is greater than 50N. The structure and connection relationship of the rest parts are the same as those described in any of the foregoing embodiments, and are not described herein again to avoid the tedious text.
On the basis of the above embodiments, the present invention proceeds with detailed descriptions of technical features and functions thereof, so as to help those skilled in the art fully understand the technical solution of the present invention and reproduce it.
As shown in fig. 1 to 5, the steel back 1 of the present invention includes a steel back body 11, and a slot 12 for installing the wear sensor head 2 is processed on the steel back body 11. When the wear sensor head 2 is installed in the slot 12, the elastic sheet 3 is required to be arranged between the wear sensor head 2 and the slot 12. The wear-out induction head 2 is installed and fixed in the clamping groove 12 through the deformation of the elastic sheet 3.
The utility model discloses in wear and tear inductive head 2 from last to divide into friction portion 21, limit portion 22, spacing portion 24 according to the function in proper order down, friction portion 21, limit portion 22, spacing portion 24 constitute integratively through injection moulding process, mould plastics and adopt PF material (phenolic resin) to make. The PF material has the characteristic of high temperature resistance, and can adapt to the temperature of 500 ℃/30 min. Friction portion 21 can be along with the same wearing and tearing of friction material on the steel backing, when friction portion 21 wearing and tearing to limit portion 22 department, can break the pencil that is located limit portion 22 department, makes the control system on the vehicle sense this signal and reminds driver and crew in time to change the brake block then.
In the present invention, the limiting portion 22 and the limiting portion 24 have a workpiece for installing the elastic sheet 3 therebetween. The spring plate 3 is formed by bending an elongated spring plate body 34 around the wear sensor head 2. That is, the elongated elastic plate body 34 is bent at the bent portion 31, and both free ends of the elastic plate body 34 are respectively close to and form the constricted portions 33. The elastic plate 34 on the side of the bent portion 31 is provided with an outwardly protruding engaging portion 32 between the free end and the bent portion 31. The joint portion 32 is when the shell fragment 3 wholly packs into the draw-in groove 12 of the steel backing 1 with wearing and tearing inductive head 2, and the joint portion 32 of kink 31 both sides can receive the extrusion then and take place deformation with draw-in groove 12 contact to form sufficient holding power for the cooperation between the two. Simultaneously, because the joint portion 32 of shell fragment 3 receives external force compression, lead to throat portion 33 to reduce, then the tight inductive head 2 that wears of card slot 12 internal card, prevent that the inductive head 2 that wears from breaking away from in the card slot 12.
In the present invention, the wear head 2 is provided with a wire groove 23 on one side of the region formed by the limit portion 22 and the limit portion 24. The wire groove 23 is located on the side of the position where the bent portion 31 is located, which enables the post-assembly of the wire harness, the end of which is located at a position between the friction portion 21 and the limit portion 22. To prevent the harness from coming off after installation, a raised limit 25 may be provided on the limit 22 in the direction in which the harness may come off.
Finally, although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description of the present description is for clarity reasons only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can be appropriately combined to form other embodiments that can be understood by those skilled in the art.
Claims (5)
1. The utility model provides a novel high temperature resistant commercial car chassis stopper wearing and tearing inductive head, includes wearing and tearing inductive head (2), and wearing and tearing inductive head (2) are installed on steel backing (1) through shell fragment (3), steel backing (1) includes steel backing body (11) and processes draw-in groove (12) on steel backing body (11), its characterized in that: wearing and tearing inductive head (2) are from last to having set gradually integrative friction portion (21), limit portion (22), spacing portion (24) down, and friction portion (21) are located the top of limit portion (22), leave the caulking groove that supplies shell fragment (3) to place between limit portion (22) and spacing portion (24) processing has wire casing (23) that are used for the pencil to place on wearing and tearing inductive head (2) between limit portion (22) and spacing portion (24), has placed the pencil in wire casing (23).
2. The novel high temperature resistant commercial vehicle chassis brake wear inductive head of claim 1, wherein: the elastic sheet (3) is a strip-shaped elastic sheet body (34) bent at the bent part (31), the elastic sheet bodies (34) on two sides of the bent part (31) are provided with clamping parts (32) protruding outwards, and two free ends of the elastic sheet body (34) form a necking part (33) on the outer side of the steel backing (1).
3. The novel high temperature resistant commercial vehicle chassis brake wear inductive head of claim 1, wherein: and a limiting part (24) on one side of the top opening of the wire groove (23) is provided with a raised limiting part (25) for fixing a wire harness.
4. The novel high temperature resistant commercial vehicle chassis brake wear inductive head of claim 1, wherein: the abrasion induction head (2) is made of PF materials.
5. The novel high temperature resistant commercial vehicle chassis brake wear inductive head of claim 1, wherein: and the retention force between the elastic sheet (3) and the steel backing (1) is greater than 50N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022343707.6U CN213332156U (en) | 2020-10-20 | 2020-10-20 | Novel high temperature resistant commercial vehicle chassis stopper wearing and tearing inductive head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022343707.6U CN213332156U (en) | 2020-10-20 | 2020-10-20 | Novel high temperature resistant commercial vehicle chassis stopper wearing and tearing inductive head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213332156U true CN213332156U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022343707.6U Active CN213332156U (en) | 2020-10-20 | 2020-10-20 | Novel high temperature resistant commercial vehicle chassis stopper wearing and tearing inductive head |
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| Country | Link |
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| CN (1) | CN213332156U (en) |
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