CN212745606U

CN212745606U - CAN bus control device for detection and early warning

Info

Publication number: CN212745606U
Application number: CN202021022741.7U
Authority: CN
Inventors: 张建国
Original assignee: Wuxi Zhongchen Auto Parts Co ltd
Current assignee: Wuxi Zhongchen Auto Parts Co ltd
Priority date: 2020-06-07
Filing date: 2020-06-07
Publication date: 2021-03-19
Anticipated expiration: 2030-06-07

Abstract

The utility model belongs to the technical field of security protection, in particular to a CAN bus control device for detecting early warning, aiming at the existing problems, the following proposal is proposed, which comprises a fixed base and an alarm, wherein, both sides of the alarm are fixedly provided with a vertical plate, two cavities are respectively arranged inside the fixed base, a first small hole is arranged on the inner wall of one side of the two cavities which are close to each other, a limiting rod is arranged in the first small hole in a sliding way, both ends of the limiting rod extend out of the first small hole, one side of a rotating shaft is rotatably arranged on the inner wall of one side of the cavity, and the other side of the rotating shaft is rotatably provided with a straight rod, the utility model solves the defects that the alarm is easy to damage and is difficult to replace in the prior art, CAN realize the replacement work of the alarm by pulling a pull ring, ensure the normal work of monitoring early warning, and, the requirements of people are met.

Description

CAN bus control device for detection and early warning

Technical Field

The utility model relates to a security protection technical field especially relates to a detect early warning and use CAN bus control device.

Background

The CAN bus network is a serial communication network with high security and effective support for distributed control or real-time control, and because the CAN bus has flexibility, real-time performance, extremely high reliability and low cost, the CAN bus system has been successfully applied to many fields, and is one of the field buses with the most development prospect at present.

The patent with the application number of CN200820233128.2 discloses a CAN bus controller applied to a video monitoring alarm system, and relates to the technical field of video monitoring in the field of security protection. Including video input unit, alarm unit, sensor control signal, its characterized in that: the intelligent video monitoring system further comprises a system controller, a CAN bus controller, a CAN _ H, CAN _ L network bus and a system controller, wherein the CAN _ H, CAN _ L network bus is interconnected with the CAN bus controller, and the CAN _ H, CAN _ L network bus is connected with the video input unit, the alarm unit and the sensor control signal through the CAN bus controller. The SP _ CAN network data transmission protocol technology is utilized, and the CAN bus controller is used for controlling, so that the real-time performance of the system is enhanced, the high reliability and the safety of the system are improved, the false alarm rate is reduced, the maintenance cost is saved, the transmission distance is prolonged, the transmission effect is improved, and the advantages of the system such as extension in the network and functional enhancement are improved.

However, the alarm of the CAN bus controller applied to the video monitoring alarm system is easy to damage after being used for a long time and is not easy to replace.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that has the alarm to damage easily and be difficult to change among the prior art, and the CAN bus controlling means for detection early warning that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a CAN bus control device for detecting early warning comprises a fixed base and an alarm, wherein two sides of the alarm are fixedly provided with vertical plates, two cavities are respectively arranged in the fixed base, the inner wall of one side, close to each other, of the two cavities is provided with a first small hole, a limiting rod is slidably arranged in the first small hole, two ends of the limiting rod extend out of the first small hole, one side of a rotating shaft is rotatably arranged on the inner wall of one side of the cavities, a straight rod is rotatably arranged on the other side of the rotating shaft, one side of the straight rod is rotatably arranged with one end of a connecting rod, the other end of the connecting rod is rotatably arranged on the limiting rod, the inner wall of one side, close to each other, of the two cavities is provided with a same second small hole, one side of one straight rod is fixedly connected with one end of a rope, and the other end of the rope, the third aperture has been seted up to unable adjustment base's one side, and the third aperture is linked together with the second aperture, fixed cover has been cup jointed on the rope, and the one end of fixedly connected with stay cord is sheathe in to the fixed, and the other end of stay cord runs through the third aperture, extends to outside unable adjustment base to fixed mounting has the pull ring.

Preferably, the two vertical plates are provided with limiting grooves, and the limiting grooves are matched with the limiting rods.

Preferably, the top side and the bottom side of the limiting rod are both provided with sliding grooves, sliding blocks are arranged in the sliding grooves in a sliding mode, and one sides, far away from each other, of the two sliding blocks are fixedly arranged on the inner wall of the first small hole respectively.

Preferably, the limiting rod is fixedly sleeved with a spring, and the spring is located in the cavity.

Preferably, the rotating shaft is sleeved with a torsion spring, one end of the torsion spring is fixedly connected to the straight rod, and the other end of the torsion spring is fixedly connected to the inner wall of the cavity.

In the utility model, the CAN bus control device for detecting the early warning drives the rope to contract by pulling the pull ring, then two straight rods CAN rotate under the pulling of the rope, then two connecting rods CAN respectively pull two limiting rods to slide in the first small hole, when the limiting rods move out of the limiting grooves, the alarm on the fixed base CAN be dismantled, then a new alarm is installed on the fixed base, the pull ring is loosened, at the moment, the two straight rods CAN reset under the action of the torsional spring, and meanwhile, the limiting rods CAN be inserted into the limiting grooves again under the elastic action of the spring, so that the installation of the alarm is realized;

the utility model provides an existing the easy shortcoming that damages and be difficult to change of alarm among the prior art, can realize the change work to the alarm through the pulling pull ring, guarantee the normal work of monitoring the early warning, it is convenient to change easy operation, has satisfied people's demand.

Drawings

Fig. 1 is a schematic front view of a CAN bus control device for detecting an early warning according to the present invention;

fig. 2 is a schematic structural diagram of a part a of a CAN bus control device for detection and early warning provided by the present invention;

fig. 3 is the utility model provides a detect warning CAN bus controlling means's overlooking schematic structure diagram.

In the figure: the safety alarm comprises a fixing base 1, an alarm 2, a vertical plate 3, a cavity 4, a limiting groove 5, a first small hole 6, a limiting rod 7, a sliding groove 8, a sliding block 9, a spring 10, a rotating shaft 11, a straight rod 12, a torsion spring 13, a connecting rod 14, a second small hole 15, a rope 16, a third small hole 17, a fixing sleeve 18 and a pull ring 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-3, a CAN bus control device for detecting early warning, comprising a fixed base 1 and an alarm 2, wherein two sides of the alarm 2 are both fixedly provided with a vertical plate 3, two cavities 4 are respectively arranged inside the fixed base 1, a first small hole 6 is arranged on the inner wall of one side of the two cavities 4 close to each other, a limiting rod 7 is slidably arranged in the first small hole 6, two ends of the limiting rod 7 extend out of the first small hole 6, one side of a rotating shaft 11 is rotatably arranged on the inner wall of one side of the cavity 4, the other side of the rotating shaft 11 is rotatably arranged with a straight rod 12, one side of the straight rod 12 is rotatably arranged with one end of a connecting rod 14, the other end of the connecting rod 14 is rotatably arranged on the limiting rod 7, the inner wall of one side of the two cavities 4 close to each other is provided with a same second small hole 15, one side of one, and the other end of rope 16 runs through second aperture 15 to fixed connection has seted up third aperture 17 on another straight-bar 12, and third aperture 17 is linked together with second aperture 15, and fixed cover 18 has been cup jointed to the last fixed of rope 16, and the one end of fixedly connected with stay cord on the fixed cover 18, and the other end of stay cord runs through third aperture 17, extends outside unable adjustment base 1, and fixed mounting has pull ring 19.

The utility model discloses in, all seted up spacing groove 5 on two risers 3, and spacing groove 5 and gag lever post 7 looks adaptation, it is fixed to alarm 2's installation through

spacing groove

5 and 7 realizations of gag lever post.

The utility model discloses in, spout 8 has all been seted up to the top side and the bottom side of gag lever post 7, and slidable mounting has slider 9 in the spout 8, and one side that two sliders 9 kept away from each other is fixed mounting respectively on the inner wall of first aperture 6, and spout 8 and slider 9 mutually support be in order to make gag lever post 7 remove freely.

The utility model discloses in, spring 10 has been cup jointed to the last fixed of gag lever post 7, and spring 10 is located cavity 4, and spring 10's connected mode is in order to make gag lever post 7 can stabilize and insert spacing groove 5.

The utility model discloses in, cup jointed torsional spring 13 in the pivot 11, and torsional spring 13's one end fixed connection is on straight-bar 12, and torsional spring 13's other end fixed connection is on the inner wall of cavity 4, and torsional spring 13's connected mode is for making straight-bar 12 can automatic rotation reset.

Example two

The utility model discloses in, all seted up spacing groove 5 on two risers 3, and

spacing groove

5 and 7 looks adaptations of gag lever post.

The utility model discloses in, spout 8 has all been seted up to the top side and the bottom side of gag lever post 7, and slidable mounting has slider 9 in the spout 8, and one side that two sliders 9 kept away from each other is fixed welding respectively on the inner wall of first aperture 6.

The utility model discloses in, spring 10 has been cup jointed to the fixed spring that has cup jointed on the gag lever post 7, and spring 10 is located cavity 4.

The utility model discloses in, cup jointed torsional spring 13 in the pivot 11, and the fixed welding of one end of torsional spring 13 is on straight-bar 12, and the fixed welding of the other end of torsional spring 13 is on the inner wall of cavity 4.

The utility model discloses in, drive 16 contractions of rope through pulling pull ring 19, and then two straight-bars 12 will rotate under 16's pulling of rope, then two connecting rods 14 will stimulate two gag lever posts 7 respectively and slide in first aperture 6, when gag lever post 7 shifts out from spacing groove 5, just can demolish alarm 2 on unable adjustment base 1, then install new alarm 2 on unable adjustment base 1, loosen pulling pull ring 19 again, two straight-bars 12 will reset under torsional spring 13's effect this moment, gag lever post 7 will insert the spacing groove 5 again under spring 10's elastic action simultaneously in this moment, realize the installation to alarm 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The CAN bus control device for detecting the early warning comprises a fixed base (1) and an alarm (2), and is characterized in that vertical plates (3) are fixedly mounted on two sides of the alarm (2), two cavities (4) are respectively formed in the fixed base (1), a first small hole (6) is formed in one inner wall, close to each other, of the two cavities (4), a limiting rod (7) is slidably mounted in the first small hole (6), two ends of the limiting rod (7) extend out of the first small hole (6), one side of a rotating shaft (11) is rotatably mounted on the inner wall of one side of each cavity (4), a straight rod (12) is rotatably mounted on the other side of the rotating shaft (11), one end of a connecting rod (14) is rotatably mounted on one side of the straight rod (12), and the other end of the connecting rod (14) is rotatably mounted on the limiting rod (7), the utility model discloses a fixed knot is connected with fixed cover (18) on fixed cover (18), and the one end of fixed base (1) has been seted up to same second aperture (15) on the one side inner wall that two cavities (4) are close to each other, one side fixedly connected with rope (16) of one of them straight-bar (12), and the other end of rope (16) runs through second aperture (15) to fixed connection is on another straight-bar (12), third aperture (17) have been seted up to one side of fixed base (1), and third aperture (17) are linked together with second aperture (15), fixed cover has been gone up in rope (16) and has been connect fixed cover (18), and the one end of fixedly connected with stay cord on fixed cover (18), and the other end of stay cord runs through third aperture (17), extends to.

2. The CAN bus control device for detection and early warning according to claim 1, wherein the two risers (3) are both provided with a limiting groove (5), and the limiting grooves (5) are matched with the limiting rods (7).

3. The CAN bus control device for detecting the early warning according to claim 1, wherein the top side and the bottom side of the limiting rod (7) are both provided with a sliding groove (8), a sliding block (9) is slidably mounted in the sliding groove (8), and one sides of the two sliding blocks (9) far away from each other are respectively fixedly mounted on the inner wall of the first small hole (6).

4. The CAN bus control device for detecting the early warning as claimed in claim 1, wherein the limiting rod (7) is fixedly sleeved with a spring (10), and the spring (10) is located in the cavity (4).

5. The CAN bus control device for detecting the early warning according to claim 1, wherein the rotating shaft (11) is sleeved with a torsion spring (13), one end of the torsion spring (13) is fixedly connected to the straight rod (12), and the other end of the torsion spring (13) is fixedly connected to the inner wall of the cavity (4).