CN210773791U

CN210773791U - Scalable ground range finding car

Info

Publication number: CN210773791U
Application number: CN201921984743.1U
Authority: CN
Inventors: 赵杨
Original assignee: Chongqing University of Arts and Sciences
Current assignee: Chongqing University of Arts and Sciences
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-06-16
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a scalable ground range finding car, include: the distance measuring assembly and the bamboo joint telescopic rod are rotatably connected with the distance measuring assembly; the bamboo joint telescopic rods comprise three-stage telescopic rods rotatably connected with the distance measuring assembly, two-stage telescopic rods inserted with the three-stage telescopic rods, and first-stage telescopic rods inserted with the two-stage telescopic rods; a plurality of groups of three-stage limiting holes are formed in the three-stage telescopic rod; a plurality of groups of secondary limiting holes are formed in the secondary telescopic rod; the tail end of the second-stage limiting rod is provided with a third-stage limiting valve matched with the multiple groups of third-stage limiting holes; and the tail end of the primary limiting rod is provided with a secondary limiting valve matched with the multiple groups of secondary limiting holes. The utility model discloses to find range handlebar hand design is bamboo joint formula telescopic link, and then supplies with different heights and different personnel and use the handle of finding range to select, and then makes the distance that the handlebar hand of finding range supplied with different personnel looks adaptations, and then can not increase the burden of the personnel of finding range.

Description

Scalable ground range finding car

Technical Field

The utility model relates to a ground range finding car specifically is a scalable ground range finding car.

Background

Ranging is generally based on laser ranging and is mainly divided into a continuous laser and a pulse laser according to the working mode of laser. The helium neon, argon ion, krypton cadmium and other gas lasers work in a continuous output state and are used for phase laser ranging.

The distance measuring vehicle is designed for mainly providing outdoor long-distance measurement, and is suitable for various grounds, including grasslands, mountain roads, rugged and uneven roads and the like.

However, the existing distance measuring trolley cannot stretch out and draw back due to the handle, and the height of the distance measuring personnel and the habit of using the length of the distance measuring handle individually are different, so that the distance measuring personnel are easy to feel tired, especially when the distance measuring personnel are high, the distance measuring handle cannot give the height of the distance measuring personnel, and the distance measuring personnel need to bend down to measure the distance at the moment, so that the distance measuring personnel are easy to feel tired, and the work progress is delayed.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model provides a scalable ground range finding car to solve the above-mentioned problem that prior art exists.

The technical scheme is as follows: a retractable ground range cart, comprising:

the distance measuring assembly and the bamboo joint telescopic rod are rotatably connected with the distance measuring assembly;

the bamboo joint telescopic rods comprise three-stage telescopic rods rotatably connected with the distance measuring assembly, two-stage telescopic rods inserted with the three-stage telescopic rods, and first-stage telescopic rods inserted with the two-stage telescopic rods; a plurality of groups of three-stage limiting holes are formed in the three-stage telescopic rod; a plurality of groups of secondary limiting holes are formed in the secondary telescopic rod; the tail end of the second-stage limiting rod is provided with a third-stage limiting valve matched with the multiple groups of third-stage limiting holes; and the tail end of the primary limiting rod is provided with a secondary limiting valve matched with the multiple groups of secondary limiting holes.

In a further embodiment, the second grade limit valve with tertiary limit valve is two sets of the same units, and every group of the same units is including installing chamber that holds on the bamboo joint telescopic link is pegged graft the stand that holds the chamber cup joints the reset spring of stand installs the valve ball of stand tip, and install on the valve ball and with the stopper that the stand is adjacent, design second grade limit valve with tertiary limit valve mainly for second grade limit valve with tertiary limit valve can carry out the joint in the spacing hole of second grade and tertiary spacing hole, and then selects the adaptation from the range finding handlebar size by range finder for the user is more comfortable.

In a further embodiment, the plurality of sets of third-level limiting holes and the plurality of sets of second-level limiting holes are circular holes with the same size.

In a further embodiment, the length of the limiting block is greater than the diameters of the third-level limiting hole and the second-level limiting hole, and the length of the limiting block is greater than the diameters of the third-level limiting hole and the second-level limiting hole, so that the protruding position of the valve ball is prevented from being too much, and the normal use of a user is further influenced.

In a further embodiment, the terminal of first grade gag lever post is installed the first grade barb, the terminal of second grade gag lever post is installed the second grade barb, designs first grade barb and second grade barb, mainly in order to prevent that second grade gag lever post and first grade gag lever post from breaking away from the phenomenon when stretching out and drawing back.

In a further embodiment, the distance measuring assembly comprises a connecting piece fixedly connected with the three-stage telescopic rod, a rotating shaft inserted with the connecting piece, a counter sleeved with the rotating shaft, a gear and a wheel, the gear is arranged between the counter and the wheel, three groups of hubs are mounted in the wheel, weight reducing holes are formed in the hubs, the counter is designed to mainly count the number of rotation turns of the wheel, the three groups of hubs are designed to mainly ensure that the wheel is not deformed due to extrusion of external force, and the weight reducing holes are formed in the hubs and mainly used for reducing the weight of the distance measuring assembly.

Has the advantages that: the utility model discloses a scalable ground range finding car will find distance the handlebar hand design and be bamboo joint formula telescopic link, and then supply with different heights and different personnel and use the range finding handle to select, and then make the range finding handlebar hand supply with the distance of different personnel looks adaptations, and then can not increase the burden of range finding personnel.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the distance measuring assembly of the present invention.

Fig. 3 is the utility model discloses a bamboo joint telescopic link sketch map.

Fig. 4 is the utility model discloses a bamboo joint telescopic link section sketch map.

Fig. 5 is a schematic view of the three-stage limiting valve of the present invention.

The reference signs are: the distance measuring device comprises a distance measuring assembly 1, a wheel 101, a connecting piece 102, a rotating shaft 103, a counter 104, a gear 105, a hub 106, a lightening hole 107, a bamboo joint telescopic rod 2, a third-stage telescopic rod 201, a third-stage limiting hole 202, a third-stage limiting valve 203, an accommodating cavity 2031, a stand column 2032, a return spring 2033, a valve ball 2034, a limiting block 2035, a second-stage telescopic rod 204, a second-stage limiting hole 205, a second-stage limiting valve 206, a first-stage telescopic rod 207, a first-stage barb 208 and a second-.

Detailed Description

Through research and analysis of the applicant, the reason for the problem (the distance measuring staff is easy to fatigue when using the distance measuring vehicle to measure the distance) is that the existing distance measuring trolley cannot be stretched due to the fact that the handle of the trolley can not be stretched, because the height of the distance measuring person and the habit of using the distance measuring handle by the person are different, the distance measuring person is more easily tired, especially when the head of the distance measuring person is higher, the distance measuring vehicle handle can not give the distance measuring personnel the adaptive height, at the moment, the distance measuring personnel need to bend down to measure the distance, thereby being easy to cause fatigue of the distance measuring personnel and further delaying the working progress, the utility model designs the distance measuring vehicle handle as a bamboo joint type telescopic rod, and then supply different heights and different personnel and use the range finding handle to select, and then make the range finding handlebar hand supply the distance of different personnel looks adaptations, and then can not increase range finding personnel burden.

A retractable ground range cart, comprising: the distance measuring device comprises a distance measuring assembly 1, a wheel 101, a connecting piece 102, a rotating shaft 103, a counter 104, a gear 105, a hub 106, a lightening hole 107, a bamboo joint telescopic rod 2, a third-stage telescopic rod 201, a third-stage limiting hole 202, a third-stage limiting valve 203, an accommodating cavity 2031, a stand column 2032, a return spring 2033, a valve ball 2034, a limiting block 2035, a second-stage telescopic rod 204, a second-stage limiting hole 205, a second-stage limiting valve 206, a first-stage telescopic rod 207, a first-stage barb 208 and a second-.

The distance measuring assembly 1 is rotatably connected with the bamboo joint telescopic rod 2; the distance measuring assembly 1 comprises a connecting piece 102 fixedly connected with the three-stage telescopic rod 201, a rotating shaft 103 inserted with the connecting piece 102, a counter 104 sleeved with the rotating shaft 103, a gear 105 and a wheel 101, wherein the gear 105 is arranged between the counter 104 and the wheel 101, three groups of wheel hubs 106 are installed in the wheel 101, weight reducing holes 107 are formed in the wheel hubs 106, the counter 104 is designed mainly for counting the number of rotation turns of the wheel 101, the three groups of wheel hubs 106 are designed mainly for ensuring that the wheel 101 cannot deform due to external force extrusion, the weight reducing holes 107 are formed in the wheel hubs 106 and mainly for reducing the weight of the distance measuring assembly 1.

The bamboo joint telescopic rod 2 comprises a three-stage telescopic rod 201 rotatably connected with the distance measuring component 1, a two-stage telescopic rod 204 inserted with the three-stage telescopic rod 201, and a one-stage telescopic rod 207 inserted with the two-stage telescopic rod 204; a plurality of groups of three-stage limiting holes 202 are formed in the three-stage telescopic rod 201; a plurality of groups of secondary limiting holes 205 are formed in the secondary telescopic rod 204; the tail end of the secondary limiting rod is provided with a tertiary limiting valve 203 matched with the plurality of groups of tertiary limiting holes 202; and the tail end of the primary limiting rod is provided with a secondary limiting valve 206 matched with the multiple groups of secondary limiting holes 205.

Second grade limit valve 206 with tertiary limit valve 203 is two sets of the same units, and every group of the same unit is including installing holding chamber 2031 on the bamboo joint telescopic link 2, peg graft hold chamber 2031's stand 2032, cup joint stand 2032's reset spring 2033 installs the valve ball 2034 of stand 2032 tip, and install on the valve ball 2034 and with the stopper 2035 that stand 2032 is adjacent, design second grade limit valve 206 with tertiary limit valve 203 mainly for second grade limit valve 206 with tertiary limit valve 203 can carry out the joint in second grade limit hole 205 and tertiary limit hole 202, and then select the adaptation by the distancer from the car handle size of measurationing for the user is more comfortable.

The multiple sets of third-level limiting holes 202 and the multiple sets of second-level limiting holes 205 are circular holes with the same size.

The length of the limiting block 2035 is greater than the diameters of the third-stage limiting hole 202 and the second-stage limiting hole 205, and the length of the limiting block 2035 is greater than the diameters of the third-stage limiting hole 202 and the second-stage limiting hole 205, mainly to prevent the valve ball 2034 from protruding too much, thereby affecting the normal use of a user.

One-level barb 208 is installed to the end of one-level gag lever post, second grade barb 209 is installed to the end of second grade gag lever post, designs one-level barb 208 and second grade barb 209, mainly breaks away from the phenomenon in order to prevent that second grade gag lever post and one-level gag lever post from appearing when stretching out and drawing back.

Description of the working principle: when the distance measuring personnel needs to adjust the distance of the distance measuring vehicle handle, the distance measuring personnel presses down the valve ball 2034, the valve ball 2034 drives the upright column 2032 to contract into the accommodating cavity 2031, the distance measuring personnel adjusts the length of the first-stage telescopic rod 207 or the second-stage telescopic rod 204 until the adaptive distance is adjusted, the distance measuring personnel releases the pressed valve ball 2034, the return spring 2033 rebounds against the valve ball 2034 until the limit block 2035 abuts against the limit hole, the distance adjustment of the distance measuring vehicle handle is completed, the adjustment work is completed, after the adjustment of the distance measuring vehicle handle is completed, the distance measuring personnel pushes the distance measuring vehicle to move, the distance measuring personnel pushes the bamboo joint telescopic rod 2 to drive the connecting piece 102 to move, because the wheel 101 rubs with the ground, the wheel 101 rotates until the distance measuring distance is needed, at this time, the number of the technical device is checked, and the number of turns of the wheel 101 is known, and then the number is multiplied by the circumference of the wheel 101, so that the distance of the ground where the distance measurement is needed is known.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be modified to perform various equivalent transformations, which all belong to the protection scope of the present invention.

Claims

1. The utility model provides a scalable ground range finding car, characterized by includes:

the bamboo joint telescopic rods comprise three-stage telescopic rods rotatably connected with the distance measuring assembly, two-stage telescopic rods inserted with the three-stage telescopic rods, and first-stage telescopic rods inserted with the two-stage telescopic rods; a plurality of groups of three-stage limiting holes are formed in the three-stage telescopic rod; a plurality of groups of secondary limiting holes are formed in the secondary telescopic rod; the tail end of the second-stage telescopic rod is provided with a third-stage limiting valve matched with the plurality of groups of third-stage limiting holes; and the tail end of the first-stage telescopic rod is provided with a second-stage limiting valve matched with the plurality of groups of second-stage limiting holes.

2. A retractable ground ranging cart as claimed in claim 1, wherein: the second grade limit valve with tertiary limit valve is two sets of the same units, and every group of the same unit is including installing hold the chamber on the bamboo joint telescopic link, peg graft hold the stand in chamber, cup joint the reset spring of stand installs the valve ball of stand tip, and install on the valve ball and with the stopper that the stand is adjacent.

3. A retractable ground ranging cart as claimed in claim 2, wherein: the multiple groups of third-level limiting holes and the multiple groups of second-level limiting holes are circular holes with the same size.

4. A retractable ground ranging cart as claimed in claim 3, wherein: the length of the limiting block is larger than the diameters of the third-stage limiting hole and the second-stage limiting hole.

5. A retractable ground ranging cart as claimed in claim 1, wherein: the terminal of one-level telescopic link is installed the one-level barb, the terminal of second grade telescopic link is installed the second grade barb.

6. A retractable ground ranging cart as claimed in claim 1, wherein: the distance measuring assembly comprises a connecting piece fixedly connected with the three-stage telescopic rod, a rotating shaft inserted into the connecting piece, a counter sleeved on the rotating shaft, a gear and wheels, wherein the gear is arranged between the counter and the wheels, three groups of wheel hubs are installed in the wheels, and lightening holes are formed in the wheel hubs.