CN214174430U

CN214174430U - Laser speedometer

Info

Publication number: CN214174430U
Application number: CN202120029681.XU
Authority: CN
Inventors: 朱绍; 霍加雄; 吴琰杰; 赵永杰; 赵珍珍
Original assignee: Henan Kairui Vehicle Testing And Certification Center Co ltd
Current assignee: Henan Kairui Vehicle Testing And Certification Center Co ltd
Priority date: 2021-01-07
Filing date: 2021-01-07
Publication date: 2021-09-10
Anticipated expiration: 2031-01-07

Abstract

The utility model discloses a laser velocimeter relates to the technical field that tests the speed, specifically is a laser velocimeter, including base and device body, cavity and spout have been seted up respectively to the inside of base, it has the horizontal pole to peg graft in the inside of cavity, the one end of horizontal pole is articulated through the axostylus axostyle to have the connecting rod, the one end that the horizontal pole was kept away from to the connecting rod is articulated to have the circle piece, the inside threaded connection of circle piece has the threaded rod. This laser velocimeter, through the horizontal pole, the connecting rod, the round piece, the threaded rod, the slider, reset spring, the setting of supporting leg and regulating block, make this laser velocimeter possess the effect that improves the stability of support, twist the regulating block at the in-process that uses, make the position decline of round piece, make the connecting rod drive the horizontal pole, make the slider slide in the spout, make the horizontal pole outwards stretch out, make the supporting leg support, thereby played the effect that improves the stability of support, reached the purpose that improves the stability of support.

Description

Laser speedometer

Technical Field

The utility model relates to a technical field that tests the speed specifically is a laser velocimeter.

Background

In recent years, with the rapid development of national economy and the continuous improvement of living standard of urban and rural people, more and more motor vehicles enter common families, and meanwhile, the road condition of China is obviously improved, so that the potential safety hazard that the motor vehicles are easy to run at an overspeed is brought. The occurrence of the motor vehicle velocimeter inhibits the occurrence of overspeed accidents to a certain extent, but the motor vehicle velocimeter can measure speed accurately, and becomes a hot spot problem concerned by the public and news media. The laser velocimeter of current has great volume, inconvenient carrying, and the support stability performance when using is relatively poor moreover, inconvenient use.

The laser velocimeter disclosed in chinese utility model patent application publication CN 203037664U, although this utility model cost is lower, this utility model volume is great, inconvenient carrying, this utility model's support stability can be relatively poor moreover, inconvenient use, this utility model, there is inconvenient shortcoming of carrying and support stability can be relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a laser velocimeter has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a laser velocimeter comprises a base and a device body, wherein the base is internally provided with a cavity and a chute respectively, a cross bar is inserted in the cavity, one end of the cross bar is hinged with a connecting rod through a shaft lever, one end of the connecting rod far away from the cross bar is hinged with a round block, the inner part of the round block is connected with a threaded rod through threads, the two side surfaces of the cross rod are fixedly connected with sliding blocks, the top of the round block is fixedly connected with a return spring, the top of the base is fixedly connected with a threaded cylinder, the inner thread of the thread cylinder is connected with a thread block, the bottom of the device body is fixedly connected with a cylinder block, a support rod is inserted in the cylinder block, a through groove is arranged on one side surface of the cylinder block, a limit rod is inserted in the through groove, one end of the limiting rod is fixedly connected with a pulling block, and one end of the pulling block is fixedly connected with a limiting spring.

Optionally, the sliding block is connected inside the sliding groove in a sliding mode, the cavity is communicated with the sliding groove, and the supporting rod is fixedly connected with the thread block.

Optionally, one end of the threaded rod is hinged to the inner top wall of the base through a bearing, and the other end of the threaded rod is fixedly connected with an adjusting block.

Optionally, the bottom of the cross bar is fixedly connected with a supporting leg, and the height of the supporting leg is higher than the distance between the base and the ground.

Optionally, one end of the return spring is fixedly connected with the base, the return spring is sleeved outside the threaded rod, and the device body is electrically connected with an external power supply through a wire.

Optionally, the outer surface of the supporting rod is provided with a limiting groove, the end of the limiting rod is inserted into the limiting groove, the limiting spring is sleeved outside the limiting rod, and one end of the limiting spring is fixedly connected with the cylindrical block.

(III) advantageous effects

The utility model provides a laser velocimeter possesses following beneficial effect:

1. this laser velocimeter, through the horizontal pole, the connecting rod, the round piece, the threaded rod, the slider, reset spring, the setting of supporting leg and regulating block, make this laser velocimeter possess the effect that improves the stability of support, twist the regulating block at the in-process that uses, make the position decline of round piece, make the connecting rod drive the horizontal pole, make the slider slide in the spout, make the horizontal pole outwards stretch out, make the supporting leg support, thereby played the effect that improves the stability of support, reached the purpose that improves the stability of support.

2. This laser velocimeter, through the setting of screw thread section of thick bamboo, thread piece, cylinder piece, bracing piece, gag lever post, draw piece and spacing spring, makes this laser velocimeter possess convenient dismantlement, portable's effect, the in-process pulling that uses draws the piece, makes the gag lever post leave the spacing groove, with cylinder piece and bracing piece separation, twists the bracing piece, makes thread piece and screw thread section of thick bamboo separation to play convenient dismantlement's effect, reached portable's purpose.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic structural view of a top view section of the present invention;

fig. 3 is a schematic structural view of a front view section of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a base; 2. a device body; 3. a cross bar; 4. a connecting rod; 5. a round block; 6. a threaded rod; 7. a slider; 8. a return spring; 9. a threaded barrel; 10. a thread block; 11. a cylindrical block; 12. a support bar; 13. a limiting rod; 14. pulling the block; 15. a limiting spring; 16. an adjusting block; 17. and (5) supporting legs.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a laser velocimeter comprises a base 1 and a device body 2, wherein a cavity and a chute are respectively arranged in the base 1, a cross rod 3 is inserted in the cavity, the cross rod 3 is screwed through the cross rod 3, a connecting rod 4, a round block 5, a threaded rod 6, a sliding block 7, a reset spring 8, a supporting leg 17 and an adjusting block 16, so that the laser velocimeter has the effect of improving the stability of support, the adjusting block 16 is screwed in the using process to lower the position of the round block 5, the connecting rod 4 drives the cross rod 3, the sliding block 7 slides in the chute, the cross rod 3 extends outwards to support the supporting leg 17, the purpose of improving the stability of support is achieved, the supporting leg 17 is fixedly connected to the bottom of the cross rod 3, the height of the supporting leg 17 is higher than the distance between the base 1 and the ground, one end of the cross rod 3 is hinged with the connecting rod 4 through the shaft lever, one end of the connecting rod 4 far away from the cross rod 3 is hinged with a round block 5, the inner thread of the round block 5 is connected with a threaded rod 6, one end of the threaded rod 6 is hinged with the inner top wall of the base 1 through a bearing, the other end of the threaded rod 6 is fixedly connected with an adjusting block 16, two side faces of the cross rod 3 are both fixedly connected with a sliding block 7, the sliding block 7 is connected in a sliding way, a cavity is communicated with the sliding way, a supporting rod 12 is fixedly connected with a threaded block 10, the top of the round block 5 is fixedly connected with a reset spring 8, one end of the reset spring 8 is fixedly connected with the base 1, the reset spring 8 is sleeved outside the threaded rod 6, the device body 2 is electrically connected with an external power supply through a lead, the top of the base 1 is fixedly connected with a threaded cylinder 9, and the laser velocimeter is convenient to disassemble through the arrangement of the threaded cylinder 9, the threaded block 10, the cylindrical block 11, the supporting rod 12, the limiting rod 13, the pulling block 14 and the limiting spring 15, the portable effect, in the using process, the pulling block 14 is pulled to lead the limiting rod 13 to leave the limiting groove, the cylinder block 11 is separated from the supporting rod 12, the supporting rod 12 is screwed to lead the thread block 10 to be separated from the thread cylinder 9, thereby the effect of convenient dismantlement has been played, portable's purpose has been reached, the internal thread connection of a screw thread section of thick bamboo 9 has screw thread piece 10, the bottom fixedly connected with cylinder piece 11 of device body 2, it has bracing piece 12 to peg graft in the inside of cylinder piece 11, the spacing groove has been seted up to the surface of bracing piece 12, the tip of gag lever post 13 is pegged graft in the inside of spacing groove, spacing spring 15 cup joints the outside at gag lever post 13, spacing spring 15's one end and cylinder piece 11 fixed connection, logical groove has been seted up to a side of cylinder piece 11, it has gag lever post 13 to peg graft in the inside of leading to the groove, the one end fixedly connected with of gag lever post 13 draws piece 14, draw the one end fixedly connected with spacing spring 15 of piece 14.

During the use, twist and move regulating block 16, threaded

rod

6 and 5 threaded connection of circle piece, threaded rod 6 passes through bearing and base 1 is articulated, make the position decline of circle piece 5, make reset spring 8 atress compression, make connecting rod 4 drive horizontal pole 3, make slider 7 remove in the spout, make connecting rod 4 outwards stretch out, supporting leg 17 supports subaerial, improve the stability of supporting, supporting leg 17 highly is higher than the distance between base 1 and the ground, outside pulling draws piece 14, make limiting spring 15 atress stretched, make gag lever post 13 leave the spacing groove, holding cylinder piece 11 rebound, make cylinder piece 11 and bracing piece 12 separation, clockwise twist bracing piece 12, make screw piece 10 and screw thread section of thick bamboo 9 separation, the convenience is with the utility model dismantlement, and convenient to carry.

To sum up, the laser velocimeter has the effect of improving the stability of support by arranging the cross rod 3, the connecting rod 4, the round block 5, the threaded rod 6, the slider 7, the reset spring 8, the supporting leg 17 and the adjusting block 16, the adjusting block 16 is screwed in the using process to lower the position of the round block 5, the connecting rod 4 drives the cross rod 3, the slider 7 slides in the chute, the cross rod 3 extends outwards, the supporting leg 17 supports, thereby improving the stability of support and achieving the aim of improving the stability of support, the laser velocimeter has the advantages of convenient disassembly and carrying by arranging the threaded cylinder 9, the threaded block 10, the cylindrical block 11, the supporting rod 12, the limiting rod 13, the pulling block 14 and the limiting spring 15, the limiting rod 13 leaves the limiting groove and separates the cylindrical block 11 from the supporting rod 12, the support rod 12 is screwed to separate the thread block 10 from the thread cylinder 9, thereby playing the role of convenient disassembly and achieving the purpose of convenient carrying.

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. A laser velocimeter, includes base (1) and device body (2), its characterized in that: the device is characterized in that a cavity and a chute are respectively arranged in the base (1), a cross rod (3) is inserted in the cavity, one end of the cross rod (3) is hinged with a connecting rod (4) through a shaft rod, one end of the connecting rod (4) far away from the cross rod (3) is hinged with a round block (5), the inner thread of the round block (5) is connected with a threaded rod (6), two side surfaces of the cross rod (3) are fixedly connected with sliding blocks (7), the top of the round block (5) is fixedly connected with a return spring (8), the top of the base (1) is fixedly connected with a threaded cylinder (9), the inner thread of the threaded cylinder (9) is connected with a threaded block (10), the bottom of the device body (2) is fixedly connected with a cylindrical block (11), a supporting rod (12) is inserted in the cylindrical block (11), and a through groove is formed in one side surface of the cylindrical block (11), a limiting rod (13) is inserted into the through groove, one end of the limiting rod (13) is fixedly connected with a pulling block (14), and one end of the pulling block (14) is fixedly connected with a limiting spring (15).

2. A laser velocimeter according to claim 1, wherein: the sliding block (7) is connected inside the sliding groove in a sliding mode, the cavity is communicated with the sliding groove, and the supporting rod (12) is fixedly connected with the thread block (10).

3. A laser velocimeter according to claim 1, wherein: one end of the threaded rod (6) is hinged to the inner top wall of the base (1) through a bearing, and the other end of the threaded rod (6) is fixedly connected with an adjusting block (16).

4. A laser velocimeter according to claim 1, wherein: the bottom of horizontal pole (3) fixedly connected with supporting leg (17), the height of supporting leg (17) is higher than the distance between base (1) and the ground.

5. A laser velocimeter according to claim 1, wherein: one end of the reset spring (8) is fixedly connected with the base (1), the reset spring (8) is sleeved outside the threaded rod (6), and the device body (2) is electrically connected with an external power supply through a wire.

6. A laser velocimeter according to claim 1, wherein: the outer surface of the supporting rod (12) is provided with a limiting groove, the end part of the limiting rod (13) is inserted into the limiting groove, the limiting spring (15) is sleeved outside the limiting rod (13), and one end of the limiting spring (15) is fixedly connected with the cylinder block (11).