CN216839664U

CN216839664U - Safety alarm device of back-hoe excavator

Info

Publication number: CN216839664U
Application number: CN202123088273.0U
Authority: CN
Inventors: 王晟涛; 郭树伟; 秦焱帅
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-06-28
Anticipated expiration: 2031-12-09

Abstract

The application provides a back hoe excavator safety alarm device belongs to excavator technical field. The safety alarm device of the backhoe excavator comprises a connecting mechanism and a detection mechanism. The connecting mechanism comprises a swing rod, elastic components, alarm components and a first alarm lamp, grooves are formed in the inner surface of the swing rod, the elastic components and the alarm components are arranged on the inner wall of the grooves, the first alarm lamp is connected to one side of the swing rod, the detecting mechanism comprises a partition plate, a third spring, a second guide rail, a sliding ball, a second shaft lever, a second support plate and a second support plate, and two ends of the third spring are connected with the inner wall of the grooves and one side of the partition plate respectively. This application can carry out the early warning to the angle that the excavator took place to incline in the course of the work through setting up safety alarm device, when the excavator reaches the biggest inclination, reminds the operator to stop continuing the slope, has reduced the danger that the excavator took place to turn on one's side, makes things convenient for people's use.

Description

Safety alarm device of back-hoe excavator

Technical Field

The application relates to the field of excavators, in particular to a safety alarm device of a back-hoe excavator.

Background

The back-shoveling excavator is one of the most common excavating equipment and is mainly used for excavating foundation pits (grooves) or pipe ditches, independent foundation pits and side slopes below a working surface; linear and curved excavation, excavation with a certain angle kept, ultra-deep trench excavation, trench slope excavation and the like. At present, a back-hoe cannot perform safety early warning on rollover, the back-hoe is easy to cause rollover accidents due to the inclination angle of a base of the backhoe, whether the backhoe rolls over is usually prevented by the experience of an operator, the operation experience is related to the quality of the excavator operator, the operator with poor experience is very likely to cause the rollover accidents, and the operator with good experience is also likely to cause the rollover accidents due to negligence, so that the back-hoe is not convenient for people to use.

SUMMERY OF THE UTILITY MODEL

In order to make up for above not enough, the application provides a back hoe excavator safety alarm device, aims at improving the problem that can not carry out safe early warning to turning on one's side.

The embodiment of the application provides a safety alarm device of a backhoe excavator, which comprises a connecting mechanism and a detection mechanism.

The connecting mechanism comprises a swing rod, elastic components, alarm components and a first alarm lamp, grooves are formed in the inner surface of the swing rod, the elastic components and the alarm components are arranged on the inner wall of the grooves, the first alarm lamp is connected to one side of the swing rod, the detection mechanism comprises a partition plate, a third spring, a second guide rail, a sliding ball, a second shaft lever, a second support plate and a second support plate, two ends of the third spring are respectively connected with the inner wall of the grooves and one side of the partition plate, the third spring is sleeved on the outer surface of the second guide rail, the sliding ball is installed at one end of the second guide rail, the second guide rail is connected to the outer surface of the second shaft lever, two ends of the second shaft lever are rotatably connected to one side, opposite to the two second support plates, and the second support plate is installed at one end of the two second support plates.

In the implementation process, the elastic component and the alarm component are used for controlling the working state of the first alarm lamp, the elastic force of the third spring drives the second guide rail to move outwards through the partition plate, the second guide rail drives the second supporting plate to move downwards through the second shaft rod and the second supporting plate, the second supporting plate is connected with the second guide rail in a rotating mode through the second shaft rod, the second supporting plate and the ground are in a horizontal state, and the second guide rail drives the sliding ball to move up and down.

In a specific implementation scheme of the safety alarm equipment of the backhoe excavator, the elastic assembly comprises a support, a first spring, a first supporting plate, a sliding block and a first guide rail, the support is connected to the inner wall of the groove, two ends of the first spring are respectively connected with the support and the first supporting plate, the sliding block is installed on one side of the first supporting plate, and the first guide rail is connected to the other side of the first supporting plate.

In the implementation process, the elastic force of the first spring enables the sliding block to move inwards through the first supporting plate, so that the sliding ball is limited.

In a specific embodiment of the safety alarm device of the backhoe excavator, a first guide hole is formed in the inner surface of the bracket in a penetrating mode, and the first guide rail penetrates through the first guide hole in a sliding mode.

In the implementation process, the first guide hole and the first guide rail enable the first spring not to be prone to offset.

In a specific embodiment of the safety alarm device of the backhoe excavator, the bracket is of a U-shaped structure, and the sliding block is of a hemispherical structure.

In a specific embodiment of a safety alarm device of a backhoe excavator, the alarm assembly comprises a baffle, a second spring, a support plate, a first electrode and a second electrode, the baffle is connected to the inner wall of the groove, two ends of the second spring are respectively connected with the baffle and the support plate, the support plate is arranged on two sides of the first electrode, and the second electrode is connected to one side of the baffle.

In the implementation process, the elastic force of the second spring drives the first electrode to be far away from the second electrode through the supporting plate, so that the first electrode and the second electrode are not in a connection state, and the working state of the first alarm lamp is controlled.

In a particular embodiment of the safety warning device of the backhoe excavator, the first electrode and the second electrode are electrically connected to two poles of the first warning lamp, respectively.

In a particular embodiment of the safety alarm device of the backhoe excavator, the partition is slidably attached to the inner wall of the groove.

In a specific implementation scheme of the safety alarm equipment of the backhoe excavator, one end of the swing rod is provided with a second guide hole, the second guide hole is communicated with the groove, and the second guide rail penetrates through the second guide hole in a sliding manner.

In a specific implementation scheme of the safety alarm equipment of the back-hoe excavator, first shafts are fixedly connected to two sides of the swing rod, and one ends, far away from the swing rod, of the two first shafts are rotatably connected with first support plates.

In the implementation process, the swing rod is rotatably connected with the first supporting plate through the first shaft lever.

In a specific implementation scheme of the safety alarm equipment of the backhoe excavator, a support is installed at one end of the first support plate, a reserved hole is formed in the support in a penetrating mode, and a bolt is inserted into the inner surface of the reserved hole.

In the implementation process, the bolt and the support are used for fixedly connecting the safety alarm device to the backhoe excavator.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic structural diagram of a safety alarm device of a backhoe provided by an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a connection mechanism provided in an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a spring assembly according to an embodiment of the present disclosure;

FIG. 4 is a schematic structural diagram of an alarm assembly provided in an embodiment of the present application;

fig. 5 is a schematic structural diagram of a detection mechanism according to an embodiment of the present application.

In the figure: 10-a connection mechanism; 110-swing link; 120-grooves; 130-a resilient component; 131-a scaffold; 132-a first spring; 133-a first pallet; 134-a slider; 135-a first guide rail; 140-an alarm component; 141-a baffle plate; 142-a second spring; 143-a support plate; 144-a first electrode; 145-a second electrode; 150-a first warning light; 160-a first shaft; 170-a first plate; 180-support; 190-bolt; 20-a detection mechanism; 210-a separator; 220-a third spring; 230-a second guide rail; 240-sliding ball; 250-a second shaft; 260-a second plate; 270-second pallet.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Referring to fig. 1, the present application provides a safety alarm device for a backhoe excavator, which includes a connecting mechanism 10 and a detecting mechanism 20, wherein the detecting mechanism 20 is fixedly connected in the connecting mechanism 10, the connecting mechanism 10 is used for fixing the detecting mechanism 20 on the excavator, and the detecting mechanism 20 is used for early warning whether the inclination angle of the excavator reaches a side-turning angle.

Referring to fig. 1 and 2, the connecting mechanism 10 includes a swing rod 110, an elastic component 130, an alarm component 140 and a first alarm lamp 150, wherein a groove 120 is formed on an inner surface of the swing rod 110, the four elastic components 130 and the alarm component 140 are all disposed on an inner wall of the groove 120, the first alarm lamp 150 is connected to one side of the swing rod 110, and the elastic components 130 and the alarm component 140 are used for controlling a working state of the first alarm lamp 150.

In some specific embodiments, the first shafts 160 are fixedly connected to both sides of the swing link 110, the first support plates 170 are rotatably connected to both ends of the two first shafts 160 away from the swing link 110, and specifically, the swing link 110 is rotatably connected to the first support plates 170 through first bearings; support 180 is installed to first extension board 170 one end, and support 180 runs through and has seted up the preformed hole, and the preformed hole internal surface is pegged graft and is had bolt 190, and bolt 190 and support 180 are used for with safety alarm device fixed connection on the back hoe excavator.

Referring to fig. 2 and 3, the elastic assembly 130 includes a bracket 131, a first spring 132, a first supporting plate 133, a slider 134 and a first guide rail 135, the bracket 131 is connected to an inner wall of the groove 120, specifically, the bracket 131 is fixedly connected to the inner wall of the groove 120 by welding, two ends of the first spring 132 are respectively connected to the bracket 131 and the first supporting plate 133, specifically, two ends of the first spring 132 are respectively fixedly connected to the bracket 131 and the first supporting plate 133 by welding, the slider 134 is mounted on one side of the first supporting plate 133, specifically, the slider 134 is fixedly mounted on one side of the first supporting plate 133 by welding, the first guide rail 135 is connected to the other side of the first supporting plate 133, specifically, the first guide rail 135 is fixedly connected to the other side of the first supporting plate 133 by welding, and the slider 134 is moved inward by an elastic force of the first spring 132 through the first supporting plate 133 to limit the sliding ball 240.

In some embodiments, a first guide hole is formed through the inner surface of the bracket 131, the first guide rail 135 slidably penetrates through the first guide hole, and the first guide hole and the first guide rail 135 make the first spring 132 not easily deflect; the bracket 131 is of a U-shaped structure, and the slider 134 is of a hemispherical structure.

Referring to fig. 2 and 4, the alarm assembly 140 includes a baffle 141 and a second spring 142, the support plate 143, the first electrode 144 and the second electrode 145, the baffle 141 is connected to the inner wall of the groove 120, specifically, the baffle 141 is fixedly connected to the inner wall of the groove 120 by welding, two ends of the second spring 142 are respectively connected to the baffle 141 and the support plate 143, specifically, two ends of the second spring 142 are respectively fixedly connected to the baffle 141 and the support plate 143 by welding, the support plate 143 is installed on two sides of the first electrode 144, specifically, the support plate 143 is installed on two sides of the first electrode 144 by welding, the second electrode 145 is connected to one side of the baffle 141, specifically, the second electrode 145 is fixedly connected to one side of the baffle 141 by welding, the elastic force of the second spring 142 drives the first electrode 144 to be away from the second electrode 145 through the support plate 143, so that the first electrode 144 and the second electrode 145 are not in a connection state, and the working state of the first alarm lamp 150 is controlled.

In some embodiments, the first electrode 144 and the second electrode 145 are electrically connected to the first warning lamp 150 at two poles, respectively, and the partition 210 is slidably connected to the inner wall of the recess 120.

Referring to fig. 1, 2 and 5, the detecting mechanism 20 includes a partition 210, a third spring 220, a second guide rail 230, a sliding ball 240, a second shaft 250, a second support plate 260 and a second support plate 270, two ends of the third spring 220 are respectively connected to an inner wall of the groove 120 and one side of the partition 210, specifically, two ends of the third spring 220 are respectively fixedly connected to an inner wall of the groove 120 and one side of the partition 210 by welding, the third spring 220 is sleeved on an outer surface of the second guide rail 230, the sliding ball 240 is mounted at one end of the second guide rail 230, specifically, the sliding ball 240 is fixedly mounted at one end of the second guide rail 230 by welding, the second guide rail 230 is connected to an outer surface of the second shaft 250, specifically, the second guide rail 230 is fixedly connected to an outer surface of the second shaft 250 by welding, two ends of the second shaft 250 are rotatably connected to opposite sides of the two second support plates 260, specifically, two ends of the second shaft 250 are rotatably connected to opposite sides of the two second support plates 260 by bearings, the second supporting plate 270 is installed at one end of the two second supporting plates 260, specifically, the second supporting plate 270 is installed at one end of the two second supporting plates 260 through welding, the elastic force of the third spring 220 drives the second guide rail 230 to move outwards through the partition plate 210, the second guide rail 230 drives the second supporting plate 270 to move downwards through the second shaft rod 250 and the second supporting plate 260, the second supporting plate 270 is rotatably connected with the second guide rail 230 through the second shaft rod 250, the second supporting plate 270 and the ground are in a horizontal state, and the second guide rail 230 drives the sliding ball 240 to move up and down.

In some embodiments, a second guide hole is formed at one end of the swing link 110, the second guide hole is communicated with the groove 120, and the second guide rail 230 slidably penetrates through the second guide hole.

The working principle of the safety alarm device of the backhoe excavator is as follows: the device is arranged at two sides of an excavator, a second supporting plate 270 is contacted with the ground, when the excavator inclines, the second supporting plate 270 drives a second shaft lever 250 to move upwards through a second supporting plate 260, the second shaft lever 250 drives a second guide rail 230 to move upwards, the second guide rail 230 drives a sliding ball 240 to move upwards, the sliding ball 240 overcomes the elastic force of a first spring 132 to enable a sliding block 134 to move outwards, the sliding ball 240 is contacted with a first electrode 144, along with the increase of the inclination angle of the excavator, the sliding ball 240 overcomes the elastic force of a second spring 142 to drive the first electrode 144 to move upwards, when the first electrode 144 is contacted with a second electrode 145, a first alarm lamp 150 is electrified to give an alarm sound to remind an operator that the maximum value of the inclination angle is about to generate rollover, so that the aim of carrying out safety early warning on the rollover is achieved, and the safety alarm device can be arranged to early warn the inclination angle of the excavator in the working process, when the excavator reaches the maximum inclination angle, the operator is reminded to stop continuing to incline, the risk of rollover of the excavator is reduced, and the excavator is convenient to use.

It should be noted that the specific model specifications of the first spring 132, the second spring 142, the first electrode 144, the second electrode 145, the first alarm lamp 150, the bolt 190, and the third spring 220 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, and therefore details are not described again.

The power supply of the first electrode 144, the second electrode 145 and the first warning lamp 150 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A safety alarm device of a backhoe excavator is characterized by comprising

The connecting mechanism (10) comprises a swing rod (110), elastic components (130), alarm components (140) and a first alarm lamp (150), wherein a groove (120) is formed in the inner surface of the swing rod (110), the four elastic components (130) and the alarm components (140) are arranged on the inner wall of the groove (120), and the first alarm lamp (150) is connected to one side of the swing rod (110);

the detection mechanism (20) comprises a partition plate (210), a third spring (220), a second guide rail (230), a sliding ball (240), a second shaft rod (250), a second support plate (260) and a second support plate (270), two ends of the third spring (220) are respectively connected with the inner wall of the groove (120) and one side of the partition plate (210), the third spring (220) is sleeved on the outer surface of the second guide rail (230), the sliding ball (240) is installed at one end of the second guide rail (230), the second guide rail (230) is connected to the outer surface of the second shaft rod (250), two ends of the second shaft rod (250) are rotatably connected to the opposite sides of the two second support plates (260), and the second support plate (270) is installed at one end of the two second support plates (260).

2. The safety alarm device of the backhoe excavator according to claim 1, wherein the elastic assembly (130) comprises a bracket (131), a first spring (132), a first support plate (133), a sliding block (134) and a first guide rail (135), the bracket (131) is connected to the inner wall of the groove (120), both ends of the first spring (132) are respectively connected with the bracket (131) and the first support plate (133), the sliding block (134) is installed on one side of the first support plate (133), and the first guide rail (135) is connected to the other side of the first support plate (133).

3. The safety alarm device of a backhoe excavator according to claim 2, wherein the bracket (131) has a first guide hole formed through an inner surface thereof, and the first guide rail (135) is slidably inserted through the first guide hole.

4. A backhoe excavator safety alarm apparatus as claimed in claim 2 wherein the bracket (131) is of U-shaped configuration and the slider (134) is of hemispherical configuration.

5. The safety alarm device of the backhoe excavator according to claim 1, wherein the alarm assembly (140) comprises a baffle (141), a second spring (142), a support plate (143), a first electrode (144) and a second electrode (145), the baffle (141) is connected to the inner wall of the groove (120), two ends of the second spring (142) are respectively connected with the baffle (141) and the support plate (143), the support plate (143) is installed on two sides of the first electrode (144), and the second electrode (145) is connected to one side of the baffle (141).

6. The backhoe excavator safety alarm apparatus of claim 5, wherein the first electrode (144) and the second electrode (145) are each electrically connected to both poles of the first alarm lamp (150).

7. The backhoe excavator safety alarm apparatus of claim 1, wherein the partition (210) is slidably attached to an inner wall of the groove (120).

8. The safety alarm device of the backhoe excavator according to claim 1, wherein one end of the swing rod (110) is provided with a second guide hole, the second guide hole is communicated with the groove (120), and the second guide rail (230) is slidably penetrated through the second guide hole.

9. The safety alarm device of the backhoe excavator according to claim 1, wherein the two sides of the swing link (110) are fixedly connected with first shafts (160), and one ends of the two first shafts (160) far away from the swing link (110) are rotatably connected with first support plates (170).

10. The safety alarm device of the backhoe excavator of claim 9, wherein a support (180) is installed at one end of the first support plate (170), a reserved hole is formed in the support (180) in a penetrating mode, and a bolt (190) is inserted into the inner surface of the reserved hole.