Positioning mechanism for fire-fighting detection

Abstract

The utility model discloses a positioning mechanism for fire-fighting detection, which relates to the technical field of fire-fighting detection and comprises a machine body, universal wheels are fixedly mounted at the bottom of the machine body, a lifting device is fixedly mounted in the machine body, a platform is fixedly mounted at the top of the lifting device, and a supporting device is arranged on the surface of the machine body. A ladder is fixedly installed on the surface of the left side of the machine body, and the supporting device comprises a first rotating rod, a second rotating rod, a first gear, a second gear, a sliding rod, a fixed rod and a grounding rod. The second gear rotates to drive the second rotating rod to rotate, the first rotating rod rotates to drive the sliding rod to rotate, the sliding rod rotates to drive the arc piece to slide, the arc piece slides to drive the grounding rod to rotate, the grounding rod makes contact with the ground, and the machine body is higher in stability and not prone to toppling and damaging under the condition that the gravity center rises.

Description

Technical Field

[0001] The utility model relates to the technical field of fire detection, in particular to a positioning mechanism used for fire detection. Background Art

[0002] Positioning mechanisms used for fire detection play an important role in urban firefighting, especially in high-rise building fire fighting and rescue work. They can quickly and efficiently deliver firefighters and equipment to the fire scene, help deal with complex fire situations, protect people's lives and reduce property losses.

[0003] The patent with patent announcement number CN217921366U relates to a positioning mechanism for fire detection, wherein the positioning mechanism for fire detection includes a storage box, a connecting rod with equal distances arranged through a bearing is arranged at one end of the storage box, and moving wheels are arranged at both ends of the connecting rod. Positioning components are arranged on both sides of the moving wheels near the storage box, lifting components are arranged on both sides of the storage box, a moving component is arranged at one end of the lifting component, and a control box is arranged on one side of the storage box. Through the mutual cooperation of the above-mentioned mechanisms, the utility model can avoid the existing equipment from making local adjustments when it cannot detect a fire detection area that is relatively close, thereby avoiding the movement of the entire equipment, and can also ensure the detection efficiency. At the same time, by setting a second electric push rod and a second electric suction cup, the equipment can be further positioned and stabilized.

[0004] The above patent, by arranging a moving component at one end of the fixed frame, can avoid the existing equipment from making local adjustments when it cannot detect a fire detection area that is relatively close, thereby avoiding the movement of the entire equipment, and can also ensure the detection efficiency. At the same time, by arranging a second electric push rod and a second electric suction cup, the equipment can be further positioned and stabilized. The existing fire detection positioning mechanism raises the center of gravity of the body when the lifting device rises. When it is hit or other external factors, it may cause the body to tip over and be damaged, thereby reducing the stability and safety of the body. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a positioning mechanism for fire detection, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a positioning mechanism for fire detection, comprising a body, a universal wheel is fixedly installed at the bottom of the body, a lifting device is fixedly installed inside the body, a platform is fixedly installed on the top of the lifting device, a supporting device is arranged on the surface of the body, and a ladder is fixedly installed on the left surface of the body;

[0007] Wherein, the supporting device comprises: a No. 1 rotating rod, a No. 2 rotating rod, a telescopic rod, a No. 1 gear, a No. 2 gear, a sliding rod, an arc piece, an additional block, a fixed rod and a grounding rod. The rotation of the No. 1 rotating rod will drive the sliding rod to rotate, the rotation of the sliding rod will drive the arc piece to slide, and the sliding of the arc piece will drive the grounding rod to rotate, so that the grounding rod contacts the ground, so that the machine body has higher stability when the center of gravity is raised, and it is not easy to tip over and cause damage to the machine body. The No. 1 rotating rod rotates and passes through the inside of the machine body, and the No. 2 rotating rod rotates and passes through the inside of the machine body. One end of the telescopic rod is rotatably mounted on the circumferential surface of the No. 1 rotating rod, and the other end of the telescopic rod is rotatably connected to the lifting device. The No. 1 gear is fixedly mounted on the surface of the No. 1 rotating rod, and the No. 2 gear is fixedly mounted on the surface of the No. 2 rotating rod. The No. 1 gear meshes with the No. 2 gear, the sliding rod is fixedly mounted on the surface of the No. 1 rotating rod, the arc piece is slidably mounted on the machine body, the additional block is fixedly mounted on the surface of the machine body, the fixed rod is fixedly mounted on the surface of the additional block, and the grounding rod is rotatably mounted on the surface of the fixed rod.

[0008] According to the above technical solution, the sliding rod is in contact with the arc piece, and one end of the sliding rod close to the arc piece is arc-shaped. The contact between the sliding rod and the arc piece makes the movement of the arc piece smoother.

[0009] According to the above technical solution, the arc piece is in contact with the grounding rod, and a spring is arranged between the machine body and the arc piece. The arc piece is in contact with the grounding rod so that the movement of the grounding rod is smoother, and a spring is arranged between the machine body and the arc piece so that the arc piece is easy to reset.

[0010] According to the above technical scheme, a positioning mechanism for fire detection is provided with a buffer device inside the body, and the buffer device includes: a fixed plate, a No. 1 sliding rod, a No. 1 cylinder, a No. 1 movable plate, a buffer rod, a buffer plate, a No. 2 cylinder, a No. 2 movable plate, a No. 2 sliding rod, and a chassis. The downward movement of the No. 1 movable plate will squeeze the gas in the No. 1 cylinder to gush out from the straight slot, slowing down the descending speed of the lifting device, and part of the gas in the No. 1 cylinder will enter the No. 2 cylinder, and the gas will push the No. 2 movable plate to move downward, and the downward movement of the No. 2 movable plate will drive the No. 2 sliding rod to move downward, and the downward movement of the No. 2 sliding rod will drive the chassis to move downward, thereby improving the stability of the body. The fixed plate is fixedly installed on the surface of the lifting device, and the No. 1 movable plate is fixedly installed on the surface of the lifting device. The No. 1 sliding rod is fixedly mounted on the bottom of the fixed plate, the No. 1 cylinder is fixedly mounted inside the machine body, the No. 1 movable plate is slidably mounted inside the No. 1 cylinder, the No. 1 movable plate is fixedly connected to the No. 1 sliding rod, a circular groove is provided on the surface of the No. 1 movable plate, the buffer rod is fixedly mounted on the bottom of the No. 1 movable plate, the buffer plate is slidably mounted on the circumferential surface of the buffer rod, a straight groove is provided on the surface of the buffer plate, a No. 2 spring is arranged between the buffer plate and the No. 1 movable plate, the No. 2 cylinder is fixedly mounted on the bottom of the machine body, the No. 2 movable plate is slidably mounted inside the No. 2 cylinder, the No. 2 sliding rod is fixedly mounted on the bottom of the No. 2 movable plate, the chassis is fixedly mounted on the bottom of the No. 2 sliding rod, and the No. 1 cylinder is connected to the inside of the No. 2 cylinder.

[0011] According to the above technical solution, the diameter of the circular groove on the surface of the No. 1 movable plate is twice the diameter of the straight groove on the surface of the buffer plate, and the chassis is made of rubber. The diameter of the circular groove on the surface of the No. 1 movable plate is twice the diameter of the straight groove on the surface of the buffer plate, so that the lifting device slows down its descent, and the chassis is made of rubber, so that it can better support the body.

[0012] According to the above technical solution, a venting groove is provided on the side of the No. 2 cylinder, and a No. 3 spring is arranged between the No. 2 movable plate and the No. 2 cylinder. The venting groove is provided on the side of the No. 2 cylinder so that the normal rising and falling of the lifting device is not affected, and a No. 3 spring is arranged between the No. 2 movable plate and the No. 2 cylinder to facilitate the resetting of the No. 2 movable plate.

[0013] The utility model provides a positioning mechanism for fire detection, which has the following beneficial effects:

[0014] (1) In the utility model, when the lifting device rises, the lifting device will drive the No. 1 rotating rod to rotate, the rotation of the No. 1 rotating rod will drive the sliding rod to rotate, the rotation of the sliding rod will drive the arc piece to move, the movement of the arc piece will drive the grounding rod to contact the ground, and the grounding rod can play an auxiliary supporting effect on the machine body. When the center of gravity of the machine body is raised, the stability is higher and it is not easy to tip over and cause damage to the machine body, thereby improving the safety of the machine body.

[0015] (2) In the utility model, when an accident occurs to the lifting device causing it to descend rapidly, the lifting device will drive the No. 1 sliding rod to move downward, which will squeeze the gas in the No. 1 cylinder to gush out from the straight slot, and will cause the gas in the No. 1 cylinder to be transferred to the No. 2 cylinder, thereby slowing down the lifting device. The gas will squeeze the No. 2 moving plate to move downward, and drive the chassis to move downward, so that the chassis contacts the ground. The chassis is squeezed to support the machine body, thereby improving the stability and safety of the machine body and reducing the probability of accidents. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the first rotating rod and the telescopic rod of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the first sliding rod and the fixed plate of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the buffer rod and the first movable plate of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the No. 2 cylinder and the No. 2 movable plate of the utility model.

[0021] In the figure: 1. body; 2. universal wheel; 3. lifting device; 4. platform; 51. rotating rod No. 1; 52. rotating rod No. 2; 53. telescopic rod; 54. gear No. 1; 55. gear No. 2; 56. sliding rod; 57. arc piece; 58. mounting block; 59. fixed rod; 510. ground rod; 6. ladder; 71. fixed plate; 72. sliding rod No. 1; 73. cylinder No. 1; 74. moving plate No. 1; 75. buffer rod; 76. buffer plate; 77. cylinder No. 2; 78. moving plate No. 2; 79. sliding rod No. 2; 710. chassis. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0023] See also Figure 1-2One embodiment of the utility model is: a positioning mechanism for fire detection, including a body 1, a universal wheel 2 is fixedly installed at the bottom of the body 1, a lifting device 3 is fixedly installed inside the body 1, a platform 4 is fixedly installed on the top of the lifting device 3, a supporting device is arranged on the surface of the body 1, and a ladder 6 is fixedly installed on the left surface of the body 1, wherein the supporting device includes: a first rotating rod 51, a second rotating rod 52, a telescopic rod 53, a first gear 54, a second gear 55, a sliding rod 56, an arc piece 57, an additional block 58, a fixed rod 59 and a grounding rod 510, wherein the grounding rod 510 can play an auxiliary supporting effect on the body 1, and the body 1 has higher stability when the center of gravity is raised, and it is not easy to tip over and cause damage to the body 1 The safety of the machine body 1 is improved. The No. 1 rotating rod 51 rotates and runs through the inside of the machine body 1. The No. 2 rotating rod 52 rotates and runs through the inside of the machine body 1. One end of the telescopic rod 53 is rotatably mounted on the circumferential surface of the No. 1 rotating rod 51. The other end of the telescopic rod 53 is rotatably connected to the lifting device 3. The No. 1 gear 54 is fixedly mounted on the surface of the No. 1 rotating rod 51. The No. 2 gear 55 is fixedly mounted on the surface of the No. 2 rotating rod 52. The No. 1 gear 54 is meshed with the No. 2 gear 55. The sliding rod 56 is fixedly mounted on the surface of the No. 1 rotating rod 51. The arc piece 57 is slidably mounted on the machine body 1. The mounting block 58 is fixedly mounted on the surface of the machine body 1. The fixed rod 59 is fixedly mounted on the surface of the mounting block 58. The grounding rod 510 is rotatably mounted on the surface of the fixed rod 59.

[0024] The sliding rod 56 is in contact with the arc piece 57 , and one end of the sliding rod 56 close to the arc piece 57 is arc-shaped. The contact between the sliding rod 56 and the arc piece 57 makes the movement of the arc piece 57 smoother.

[0025] The arc piece 57 contacts with the grounding rod 510, and a spring No. 1 is arranged between the machine body 1 and the arc piece 57. The arc piece 57 contacts with the grounding rod 510 so that the movement of the grounding rod 510 is smoother. A spring No. 1 is arranged between the machine body 1 and the arc piece 57 so that the arc piece 57 is easy to reset.

[0026] When this embodiment is working: when the lifting device 3 moves upward, the lifting device 3 will drive the No. 1 rotating rod 51 to rotate through the telescopic rod 53, the rotation of the No. 1 rotating rod 51 will drive the No. 1 gear 54 to rotate, the rotation of the No. 1 gear 54 will drive the No. 2 gear 55 to rotate, the rotation of the No. 2 gear 55 will drive the No. 2 rotating rod 52 to rotate, the rotation of the No. 1 rotating rod 51 will drive the sliding rod 56 to rotate, the rotation of the sliding rod 56 will drive the arc piece 57 to slide, the sliding of the arc piece 57 will drive the grounding rod 510 to rotate, so that the grounding rod 510 contacts the ground, so that the body 1 has higher stability when the center of gravity is raised, and it is not easy to tip over and cause damage to the body 1.

[0027] See also Figure 1-5On the basis of the above-mentioned embodiment, in another embodiment of the utility model, a positioning mechanism for fire detection is provided, wherein a buffer device is arranged inside the body 1, and the buffer device comprises: a fixed plate 71, a No. 1 sliding rod 72, a No. 1 cylinder 73, a No. 1 movable plate 74, a buffer rod 75, a buffer plate 76, a No. 2 cylinder 77, a No. 2 movable plate 78, a No. 2 sliding rod 79, and a chassis 710, and the gas in the No. 1 cylinder 73 is transferred to the No. 2 cylinder 77, so that the lifting device 3 is decelerated, and the gas squeezes the No. 2 movable plate 78 to move downward, and drives the chassis 710 to move downward, so that the chassis 710 contacts the ground, and the chassis 710 is squeezed to support the body 1, thereby improving the stability and safety of the body 1 and reducing the probability of accidents, and the fixed plate 71 is fixedly mounted on the surface of the lifting device 3, The No. 1 sliding rod 72 is fixedly mounted on the bottom of the fixed plate 71, the No. 1 cylinder 73 is fixedly mounted inside the body 1, the No. 1 movable plate 74 is slidably mounted inside the No. 1 cylinder 73, the No. 1 movable plate 74 is fixedly connected to the No. 1 sliding rod 72, a circular groove is provided on the surface of the No. 1 movable plate 74, the buffer rod 75 is fixedly mounted on the bottom of the No. 1 movable plate 74, the buffer plate 76 is slidably mounted on the circumferential surface of the buffer rod 75, a straight groove is provided on the surface of the buffer plate 76, a No. 2 spring is provided between the buffer plate 76 and the No. 1 movable plate 74, the No. 2 cylinder 77 is fixedly mounted on the bottom of the body 1, the No. 2 movable plate 78 is slidably mounted inside the No. 2 cylinder 77, the No. 2 sliding rod 79 is fixedly mounted on the bottom of the No. 2 movable plate 78, the chassis 710 is fixedly mounted on the bottom of the No. 2 sliding rod 79, and the No. 1 cylinder 73 is connected to the inside of the No. 2 cylinder 77.

[0028] The diameter of the circular groove on the surface of the No. 1 movable plate 74 is twice the diameter of the straight groove on the surface of the buffer plate 76. The chassis 710 is made of rubber. The diameter of the circular groove on the surface of the No. 1 movable plate 74 is twice the diameter of the straight groove on the surface of the buffer plate 76, which slows down the descent of the lifting device 3. The chassis 710 is made of rubber, which can better support the body 1.

[0029] An air venting groove is provided on the side of the No. 2 cylinder 77, and a No. 3 spring is arranged between the No. 2 movable plate 78 and the No. 2 cylinder 77. The air venting groove is provided on the side of the No. 2 cylinder 77 so that the normal rising and falling of the lifting device 3 is not affected, and a No. 3 spring is arranged between the No. 2 movable plate 78 and the No. 2 cylinder 77 to facilitate the resetting of the No. 2 movable plate 78.

[0030] When this embodiment is working: when a failure occurs in the lifting device 3 causing the lifting device 3 to descend rapidly, the lifting device 3 will drive the fixed plate 71 to move downward, the downward movement of the fixed plate 71 will drive the No. 1 sliding rod 72 to move downward, the downward movement of the No. 1 sliding rod 72 will drive the No. 1 movable plate 74 to move downward, the downward movement of the No. 1 movable plate 74 will squeeze the gas in the No. 1 cylinder 73 to gush out from the straight slot, slowing down the descending speed of the lifting device 3, and part of the gas in the No. 1 cylinder 73 will enter the No. 2 cylinder 77, the gas will push the No. 2 movable plate 78 to move downward, the No. 2 movable plate 78 moving downward will drive the No. 2 sliding rod 79 to move downward, the No. 2 sliding rod 79 moving downward will drive the chassis 710 to move downward, thereby improving the stability of the body 1.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning mechanism for fire detection, comprising a body (1), characterized in that: The bottom of the machine body (1) is fixedly mounted with a universal wheel (2); a lifting device (3) is fixedly mounted inside the machine body (1); a platform (4) is fixedly mounted on the top of the lifting device (3); a supporting device is arranged on the surface of the machine body (1); and a ladder (6) is fixedly mounted on the left surface of the machine body (1); The supporting device comprises: a first rotating rod (51), a second rotating rod (52), a telescopic rod (53), a first gear (54), a second gear (55), a sliding rod (56), an arc plate (57), an additional block (58), a fixed rod (59) and a grounding rod (510), wherein the first rotating rod (51) is rotatably penetrated inside the machine body (1), the second rotating rod (52) is rotatably penetrated inside the machine body (1), one end of the telescopic rod (53) is rotatably mounted on the circumferential surface of the first rotating rod (51), and the other end of the telescopic rod (53) is connected to the lifting device (3). The first gear (54) is fixedly mounted on the surface of the first rotating rod (51), the second gear (55) is fixedly mounted on the surface of the second rotating rod (52), the first gear (54) is meshed with the second gear (55), the sliding rod (56) is fixedly mounted on the surface of the first rotating rod (51), the arc piece (57) is slidably mounted on the body (1), the mounting block (58) is fixedly mounted on the surface of the body (1), the fixed rod (59) is fixedly mounted on the surface of the mounting block (58), and the grounding rod (510) is rotatably mounted on the surface of the fixed rod (59).

2. A positioning mechanism for fire detection according to claim 1, characterized in that: The sliding rod (56) is in contact with the arc piece (57), and one end of the sliding rod (56) close to the arc piece (57) is arc-shaped.

3. A positioning mechanism for fire detection according to claim 2, characterized in that: The arc piece (57) is in contact with the grounding rod (510), and a first spring is provided between the machine body (1) and the arc piece (57).

4. A positioning mechanism for fire detection according to claim 3, characterized in that: A buffer device is provided inside the machine body (1), and the buffer device comprises: a fixed plate (71), a No. 1 sliding rod (72), a No. 1 cylinder (73), a No. 1 movable plate (74), a buffer rod (75), a buffer plate (76), a No. 2 cylinder (77), a No. 2 movable plate (78), a No. 2 sliding rod (79), and a chassis (710), wherein the fixed plate (71) is fixedly mounted on the surface of the lifting device (3), the No. 1 sliding rod (72) is fixedly mounted on the bottom of the fixed plate (71), the No. 1 cylinder (73) is fixedly mounted inside the machine body (1), the No. 1 movable plate (74) is slidably mounted inside the No. 1 cylinder (73), the No. 1 movable plate (74) is fixedly connected to the No. 1 sliding rod (72), and the No. 1 movable plate (74) is fixedly connected to the No. 1 sliding rod (72). A circular groove is provided on the surface of the No. 1 movable plate (74); the buffer rod (75) is fixedly mounted on the bottom of the No. 1 movable plate (74); the buffer plate (76) is slidably mounted on the circumferential surface of the buffer rod (75); a straight groove is provided on the surface of the buffer plate (76); a No. 2 spring is provided between the buffer plate (76) and the No. 1 movable plate (74); the No. 2 cylinder (77) is fixedly mounted on the bottom of the machine body (1); the No. 2 movable plate (78) is slidably mounted inside the No. 2 cylinder (77); the No. 2 sliding rod (79) is fixedly mounted on the bottom of the No. 2 movable plate (78); the chassis (710) is fixedly mounted on the bottom of the No. 2 sliding rod (79); and the No. 1 cylinder (73) is connected to the inside of the No. 2 cylinder (77).

5. A positioning mechanism for fire detection according to claim 4, characterized in that: The diameter of the circular groove provided on the surface of the first movable plate (74) is twice that of the straight groove provided on the surface of the buffer plate (76), and the base plate (710) is made of rubber.

6. A positioning mechanism for fire detection according to claim 5, characterized in that: A gas release groove is provided on the side of the No. 2 cylinder (77), and a No. 3 spring is provided between the No. 2 moving plate (78) and the No. 2 cylinder (77).

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