CN210116405U - Human body pressure switch and automobile seat - Google Patents
Human body pressure switch and automobile seat Download PDFInfo
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- CN210116405U CN210116405U CN201920667124.3U CN201920667124U CN210116405U CN 210116405 U CN210116405 U CN 210116405U CN 201920667124 U CN201920667124 U CN 201920667124U CN 210116405 U CN210116405 U CN 210116405U
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Abstract
The utility model provides a human pressure switch belongs to the pressure switch field, including contact subassembly and control the action subassembly of the closed disconnection of contact subassembly, a serial communication port, the action subassembly is arc elasticity slat structure, just arc elasticity slat structure pass through the connecting block with the contact subassembly contacts, the contact subassembly is configured into with arc elasticity slat structure: when the arc-shaped elastic strip plate structure is stressed to enable the arc-shaped structure to be stretched, the connecting block is driven to be away from the contact assembly so that the contact assembly is closed. The utility model discloses an action subassembly is arc elasticity slat structure, and the space requirement is little, consequently can install under the less seat in seat bottom space, also can install on the seat back, and application scope is wide. The utility model also provides an automobile seat including above-mentioned human pressure switch.
Description
Technical Field
The utility model belongs to the car seat field, concretely relates to human pressure switch, in addition, the utility model discloses still relate to a car seat including above-mentioned human pressure switch.
Background
With the technological development in the field of vehicle transportation, the application requirements of seat user monitoring in the field of passenger safety belt reminding are more and more paid more attention by the market. The existing automobile seat basically adopts a pressure switch element to monitor the existence of human body pressure from a seat surface, so that the existence of a seat user is effectively sensed, and the safety belt reminding function is realized.
The existing human body pressure switch product is that a pressure switch element and a matching structure are arranged on a bearing framework below a cushion foaming pad in a vehicle seat. When the pressure of the buttocks of a human body acts on the seat surface of the sponge bearing pad of the seat, the weight of the human body exerts pressure on the human body pressure switch, and the sensing electric shock of the corresponding pressure switch element is triggered through the elastic activation layer of the rubber and plastic body or the sponge body which is applied with assistance, so that the circuit output characteristic of the on-off characteristic is generated. As described in the human body pressure switch and the car seat disclosed in the conventional patent (CN107097691A), the human body pressure switch and the car seat for the occupant disclosed in the conventional patent (CN106952751A), and the human body pressure switch and the car safety seat disclosed in the conventional patent (CN107097690A), the entire pressure switch element is bulky and is disposed below the seat cushion, and thus, in the case where the space at the bottom of the seat is narrow, the installation may be impossible or the installation requirement may be high.
SUMMERY OF THE UTILITY MODEL
Based on the background problem, the utility model aims at providing a human body pressure switch, which has an arc-shaped elastic structure design and small space requirement, so that the human body pressure switch can be installed under a seat with smaller space at the bottom of the seat and can also be installed on a backrest of the seat, and the application range is wide; another object of the present invention is to provide a car seat comprising the above human body switch.
In order to achieve the above purpose, the utility model provides a technical scheme is:
a human pressure switch, includes contact subassembly and control the action subassembly of contact subassembly closed disconnection, the action subassembly is arc elasticity slat structure, just the arc elasticity slat structure pass through the connecting block with the contact subassembly contact, the contact subassembly with arc elasticity slat structure is configured as: when the arc-shaped elastic strip plate structure is stressed to enable the arc-shaped structure to be stretched, the connecting block is driven to be away from the contact assembly so that the contact assembly is closed.
In one embodiment, the arc-shaped elastic strip plate structure comprises a supporting framework, a spring piece arranged on the stress surface of the supporting framework and a closing piece arranged on the back force surface of the supporting framework, wherein one end of the closing piece is connected with the supporting framework, and the other end of the closing piece is connected with the connecting block to drive the connecting block to move.
In one embodiment, the contact assembly includes switch contacts a and B configured to: when the arc-shaped elastic strip plate structure is not stressed, the connecting block is abutted against the switch contact A so as to disconnect the switch contact A and the switch contact B.
Preferably, the switch contact a is arranged perpendicular to the switch contact B.
In one embodiment, the human body pressure switch further comprises a circuit connecting body electrically connected with the contact assembly, and the contact assembly and the circuit connecting body are both arranged in the switch box.
Preferably, an access hole is formed in the surface of the switch box, and an access cover is arranged on the access hole.
More preferably, the switch box is further provided with a mounting buckle.
In order to achieve the above object, the present invention also provides a car seat, including the above human body pressure switch.
In one embodiment, the human body pressure switch is installed in a seat back of the car seat, in which a shock absorber is built.
In one embodiment, the human body pressure switch is installed between a cushion bottom plate and a sponge of the car seat.
Compared with the prior art, the technical scheme of the utility model have following technological effect or advantage at least:
(1) the action component of the utility model is of an arc elastic strip plate structure, has small space requirement, can be arranged under a seat with smaller space at the bottom of the seat and can also be arranged on a backrest of the seat, and has wide application range;
(2) the arc-shaped elastic ribbon board structure of the utility model is propped against the switch contact A of the contact component through the connecting block in the non-stressed state, when the arc-shaped elastic ribbon board structure is stressed, the arc-shaped elastic ribbon board structure is stretched to drive the connecting block to move and keep away from the switch contact A, so that the switch contact A is contacted with the switch contact B, the circuit is connected, and the service life of the pressure switch with the similar design of the arc-shaped elastic ribbon board structure is prolonged;
(3) the utility model discloses a human pressure switch still includes the switch box, is equipped with the access cover on the switch box, makes things convenient for later maintenance and change.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
Fig. 1 is a front view of a human body pressure switch in embodiment 1 of the present invention;
FIG. 2 is a bottom view of FIG. 1;
fig. 3 is a schematic structural view of a support frame in embodiment 1 of the present invention;
fig. 4 is a schematic structural view of an automobile seat in embodiment 2 of the present invention;
fig. 5 is another schematic structural diagram of the car seat in embodiment 2 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
In order to solve the problems of large size and poor applicability of the existing human body pressure switch, the embodiment provides a human body pressure switch, which includes a contact assembly and an action assembly for controlling the contact assembly to be closed or opened, as shown in fig. 1 and 2, the action assembly is an arc-shaped elastic strip plate structure, the arc-shaped elastic strip plate structure is in contact with the contact assembly through a connecting block 4, and the contact assembly and the arc-shaped elastic strip plate structure are configured as follows: when the arc-shaped elastic strip plate structure is stressed to enable the arc-shaped structure to be stretched, the connecting block 4 is driven to be away from the contact assembly so that the contact assembly is closed. It should be noted that the arc shape of the arc-shaped elastic strip plate structure is convex towards the force-bearing direction, as shown in fig. 1, so that the arc-shaped structure is stretched when external force is applied. The action assembly of this embodiment designs into arc elasticity slat structure, compares in current pressure switch, and the space requirement is little, therefore the suitability is strong.
In this embodiment, as shown in fig. 1, the arc-shaped elastic slat structure includes a supporting frame 2, a spring leaf 1 disposed on the bearing surface of the supporting frame 2, and a closing piece 3 disposed on the back surface of the supporting frame 2, one end of the closing piece 3 is connected to the supporting frame 2, and the other end is connected to the connecting block 4 to drive the connecting block 4 to move, which is illustrated by taking fig. 1 as an example, that is, the spring leaf 1 is disposed on the upper surface of the supporting frame 2, and the closing piece 3 is disposed on the lower surface of the supporting frame 2. Specifically, the original structure of the supporting frame 2 is shown in fig. 3, which is a plastic part for supporting and isolating the spring plate 1 and the closing plate 3, when assembled with the spring plate 1, the spring plate 1 will bend to the same curvature as the spring plate 1 due to the action of the arc-shaped spring plate 1, and the curvature of the spring plate 1 is the same as that of the closing plate 3. When the spring leaf 1 is stretched and straightened under the action of external force, in order to enable the spring leaf 1 to drive the supporting framework 2 to stretch synchronously, the spring leaf 1 and the supporting framework 2 are fixed in a riveting mode, a gluing mode, a bolt connection mode and the like; in order to drive the closing sheet 3 to move, one end of the closing sheet 3 is fixed to the supporting frame 2 to form a fixed end, and the other end is connected to the connecting block 4, in this embodiment, the connecting mode between the closing sheet 3 and the connecting block 4 is as shown in fig. 2: kidney-shaped groove 301 has been seted up to the left side tip of closed piece 3, the lower surface riveting of connecting block 4 has the right-hand member setting of the adjacent connecting block 4 of rivet 401 and rivet 401, rivet 401 passes downwards kidney-shaped groove 301, and the one end that kidney-shaped groove 301 was worn out to rivet 401 flattens so that the tip size of rivet 401 is greater than the width of kidney-shaped groove 301 to form the fixed connecting block 4 of placing and deviate from kidney-shaped groove 301, receive external force when driving closed piece 3 tensile when spring leaf 1 like this, because rivet 401 offsets with kidney-shaped groove 301's left side, consequently kidney-shaped groove 301 can stimulate rivet 401, thereby drive connecting block 4 and keep away from the contact subassembly. In order to make the closure piece 3 have with the same arc of support chassis 2, be located connecting block 4 with closure piece 3 between the stiff end pass through the rivet with support chassis 2 is connected, on the closure piece 3 with the corresponding department in rivet position opens there is the spout, and the rivet passes promptly the spout is connected with support chassis 3, and when spring leaf 1 and support chassis 2 stretched like this, the one end that the stiff end was kept away from to closure piece 3 can remove to drive connecting block 4 and remove.
In this embodiment, the human body pressure switch further includes a circuit connector electrically connected to the contact assembly, the contact assembly and the circuit connector are both disposed in the switch box 5, and in addition, the left end of the spring plate 1 is connected to the switch box 5. As shown in fig. 2, the contact assembly includes a switch contact a501 and a switch contact B502, and the switch contact a501 is arranged perpendicular to the switch contact B502. When the spring piece 1 is not stressed, the connecting block 4 is abutted against the switch contact A501, and the switch contact A501 and the switch contact B502 are disconnected at the moment; when the spring leaf 1 is stretched and straightened under the action of external force, the support framework 2 fixed with the spring leaf 1 is driven to stretch synchronously, one end of the closing piece 3 far away from the connecting block 4 is fixed with the support framework 2 to form a fixed end, so that the closing piece 3 can be driven to move, the connecting block 4 is driven to be far away from the switch contact A501, the switch contact A501 returns under the action of self resilience force and is contacted with the switch contact B502, and the circuit is switched on. The switch contact a501 and the switch contact B502 are prior art, and in one embodiment, they may be conductive metal sheets, but are not limited thereto, as long as they are configured to complete a circuit.
In order to facilitate later maintenance and repair, an access hole is formed in the surface of the switch box 5, an access cover 503 is arranged on the access hole, in addition, an installation buckle 504 is further arranged on the switch box 5, the installation buckle of the embodiment is of a barb type structure, 4 installation buckles are symmetrically arranged, and the installation buckle is convenient to install and replace when a fault occurs in the later period.
Example 2
The embodiment provides an automobile seat, which comprises the human body pressure switch in the embodiment 1. When the shock absorber is arranged in the seat back, the human body pressure switch can be arranged in the seat back 6 of the automobile seat, as shown in fig. 4; in addition, the human body pressure switch may be disposed in the seat cushion 7 of the car seat, and specifically, as shown in fig. 5, the human body pressure switch is installed between a seat cushion bottom plate of the car seat and the sponge. When the human body pressure switch is installed, a stud rod needs to be arranged in the automobile seat and used for fixing the seat electric lock, and the stud rod is fixedly connected with an installation buckle 504 of the human body pressure switch.
It should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. The human body pressure switch comprises a contact assembly and an action assembly for controlling the contact assembly to be closed or opened, and is characterized in that the action assembly is an arc-shaped elastic strip plate structure, the arc-shaped elastic strip plate structure is contacted with the contact assembly through a connecting block, and the contact assembly and the arc-shaped elastic strip plate structure are configured into: when the arc-shaped elastic strip plate structure is stressed to enable the arc-shaped structure to be stretched, the connecting block is driven to be away from the contact assembly so that the contact assembly is closed.
2. The human pressure switch of claim 1, wherein the arc-shaped elastic strip plate structure comprises a supporting framework, a spring piece arranged on the stress surface of the supporting framework, and a closing piece arranged on the back force surface of the supporting framework, one end of the closing piece is connected with the supporting framework, and the other end of the closing piece is connected with the connecting block to drive the connecting block to move.
3. The body pressure switch of claim 1, wherein the contact assembly comprises switch contact a and switch contact B configured to: when the arc-shaped elastic strip plate structure is not stressed, the connecting block is abutted against the switch contact A so as to disconnect the switch contact A and the switch contact B.
4. The body pressure switch of claim 3, wherein the switch contact A is disposed perpendicular to the switch contact B.
5. The body pressure switch of claim 1, further comprising a circuit connector electrically connected to the contact assembly, the contact assembly and the circuit connector both being disposed within the switch housing.
6. The human body pressure switch according to claim 5, wherein an access opening is opened on the surface of the switch box, and an access cover is provided on the access opening.
7. The human pressure switch of claim 6, wherein the switch box is further provided with a mounting buckle.
8. A car seat comprising the body pressure switch of any one of claims 1 to 7.
9. The car seat of claim 8, wherein the body pressure switch is mounted within a seat back of the car seat having a shock absorber built into it.
10. The car seat of claim 8, wherein the body pressure switch is mounted between a cushion pan and a sponge of the car seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920667124.3U CN210116405U (en) | 2019-05-10 | 2019-05-10 | Human body pressure switch and automobile seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920667124.3U CN210116405U (en) | 2019-05-10 | 2019-05-10 | Human body pressure switch and automobile seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210116405U true CN210116405U (en) | 2020-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920667124.3U Active CN210116405U (en) | 2019-05-10 | 2019-05-10 | Human body pressure switch and automobile seat |
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| CN (1) | CN210116405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103781A (en) * | 2019-05-10 | 2019-08-09 | 无锡持胜车辆部件有限公司 | A kind of human pressure switch and automotive seat |
-
2019
- 2019-05-10 CN CN201920667124.3U patent/CN210116405U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103781A (en) * | 2019-05-10 | 2019-08-09 | 无锡持胜车辆部件有限公司 | A kind of human pressure switch and automotive seat |
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