CN214895373U

CN214895373U - Handheld tachymeter that water resource was used

Info

Publication number: CN214895373U
Application number: CN202121659603.4U
Authority: CN
Inventors: 尚潇瑛
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-11-26
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses a handheld tachymeter that water resource was used relates to tachymeter equipment field, including the connecting axle, the both ends of connecting axle are all fixed the cup joint and are had the impeller, and the fixed cover in middle part of connecting axle has connect the action wheel, and the both sides of action wheel all are provided with the go-between, and the go-between cup joints with the connecting axle activity, and the lateral wall fixedly connected with connecting rod of go-between is provided with the loose axle between the middle part of two connecting rods, and the both ends of loose axle are pegged graft with two connecting rod activities respectively, and the fixed cup joint in middle part of loose axle has from the driving wheel. The utility model discloses a fixed cover in the middle part of connecting axle has connect the action wheel, and the fixed cover in middle part of loose axle has connect from the driving wheel, and the action wheel is connected through belt drive between the follow driving wheel, and monitor installs at the dead lever middle part, and consequently this device need not to stretch into the aquatic with monitor to effectively avoided monitor to intake and lead to impaired possibility.

Description

Handheld tachymeter that water resource was used

Technical Field

The utility model relates to a tachymeter equipment field, in particular to handheld tachymeter that water resource was used.

Background

At the in-process of managing the water resource, need use the rivers tachymeter to measure the speed that river flows usually, for the use that makes things convenient for the tachymeter, some handheld tachymeters appear in the existing market, and these handheld tachymeters are usually installed the speed measuring probe in helical blade's the outside, come to confirm the velocity of water flow through the slew velocity who measures helical blade.

However, at present, the handheld velocimeter for the existing water resource needs to stretch into water, and the speed measuring probe installed on the outer side of the handheld velocimeter can stretch into water along with the spiral blade, so that the inside of the speed measuring probe is easy to water, and further the equipment is easy to damage. Therefore, it is necessary to provide a hand-held velocimeter for water resources to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a handheld tachymeter that water resource was used to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a handheld velocimeter for water resources comprises a connecting shaft, impellers are fixedly sleeved at two ends of the connecting shaft, a driving wheel is fixedly sleeved at the middle part of the connecting shaft, connecting rings are arranged at two sides of the driving wheel, the connecting rings are movably sleeved with the connecting shaft, a connecting rod is fixedly connected to the outer side wall of the connecting ring, a movable shaft is arranged between the middle parts of the two connecting rods, two ends of the movable shaft are movably inserted into the two connecting rods respectively, a driven wheel is fixedly sleeved at the middle part of the movable shaft, the driven wheel is connected with the driving wheel through a belt in a transmission manner, a fixed rod is arranged between the upper ends of the two connecting rods, two ends of the fixed rod are fixedly connected with the two connecting rods respectively, a monitoring probe is fixedly arranged at the middle part of the fixed rod, a housing is movably sleeved at the outer side of the upper end of the impeller, the connecting shaft is movably inserted into the housing, one side face of the housing is fixedly connected with a connecting plate, and one end of the connecting plate is fixedly connected with the connecting rod.

Preferably, the lower end of the other side of the housing is provided with a buoyancy rod, the outer side of the buoyancy rod is movably sleeved with a clamping ring, and the clamping ring is fixedly connected with the housing.

Preferably, the upper end fixedly connected with flexible subassembly of connecting rod, two be provided with the handle between the flexible subassembly, the both ends of handle respectively with two flexible subassembly fixed connection.

Preferably, the telescopic assembly comprises a hollow rod, and the lower end of the hollow rod is movably inserted with a telescopic rod.

Preferably, the inner cavity of the hollow rod is provided with a limiting block, and the upper end of the telescopic rod is fixedly connected with the limiting block.

Preferably, a plurality of locating grooves which are vertically distributed at equal intervals are formed in one side face of the telescopic rod, the lower end of the outer side wall of the hollow rod is movably connected with a locating bolt in a penetrating mode through threads, and one end of the locating bolt is located in the inner cavity of one locating groove and matched with the locating groove.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a fixed driving wheel that has cup jointed in the middle part of connecting axle, the fixed cover of middle part of loose axle has connect from the driving wheel, is connected through belt drive between driving wheel and the driven wheel, and monitoring probe installs in the middle part of the dead lever, and rivers impact impeller rotation and drive driving wheel and from the synchronous rotation of driving wheel, and monitoring probe can measure the velocity of flow of rivers through measuring the rotational speed from the driving wheel, therefore this device need not to stretch into monitoring probe into the aquatic to effectively avoided monitoring probe to intake and lead to impaired possibility;

2. the utility model discloses a housing has been cup jointed in the activity of the upper end outside of impeller, and the connecting axle is pegged graft with the housing activity, and the outside of housing is provided with the buoyancy stick, and the housing can avoid the upper end blade of impeller to receive the water impact to ensure that the impeller puts into the one-way rotation that the aquatic can be smooth, the setting of buoyancy stick can ensure that the impeller only has the blade of lower extreme to sink into the aquatic, has further guaranteed the smooth rotation of impeller.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic perspective view of the housing structure of the present invention.

Fig. 3 is a schematic sectional view of the telescopic assembly of the present invention.

In the figure: 1. a connecting shaft; 2. an impeller; 3. a driving wheel; 4. a connecting ring; 5. a connecting rod; 6. a movable shaft; 7. a driven wheel; 8. fixing the rod; 9. monitoring the probe; 10. a housing; 11. a connecting plate; 12. a buoyancy bar; 13. a snap ring; 14. a telescoping assembly; 15. a handle; 16. a hollow shaft; 17. a telescopic rod; 18. a limiting block; 19. positioning a groove; 20. and (6) positioning the bolt.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a hand-held velocimeter that water resource was used as shown in fig. 1-3, including connecting axle 1, impeller 2 has been cup jointed to the both ends of connecting axle 1 all fixed, the fixed action wheel 3 that has cup jointed in middle part of connecting axle 1, impeller 2 can drive connecting axle 1 when rotating and rotate, and then drive action wheel 3 synchronous rotation, the both sides of action wheel 3 all are provided with go-between 4, go-between 4 cup joints with the 1 activity of connecting axle, go-between 4's lateral wall fixedly connected with connecting rod 5, be provided with loose axle 6 between the middle part of two connecting rods 5, the both ends of loose axle 6 are pegged graft with two connecting rod 5 activities respectively, the fixed follow driving wheel 7 that has cup jointed in middle part of loose axle 6, be connected through belt transmission between follow driving wheel 7 and the action wheel 3, consequently, can drive when action wheel 3 rotates from 7 synchronous rotations of driving wheel.

Secondly, be provided with dead lever 8 between the upper end of two connecting rods 5, the both ends of dead lever 8 respectively with two connecting rods 5 fixed connection, the middle part fixed mounting of dead lever 8 has monitoring probe 9, monitoring probe 9 is used for measuring from the rotational speed of driving wheel 7, housing 10 has been cup jointed in the activity of the upper end outside of impeller 2, connecting axle 1 pegs graft with housing 10 activity, a side fixedly connected with connecting plate 11 of housing 10, the one end and the connecting rod 5 fixed connection of connecting plate 11, housing 10 set up and guaranteed that impeller 2 only the lower half can receive the rivers impact, thereby ensure that impeller 2 can unidirectional rotation under the impact of rivers.

Furthermore, a buoyancy rod 12 is arranged at the lower end of the other side of the housing 10, a snap ring 13 is movably sleeved on the outer side of the buoyancy rod 12, the snap ring 13 is fixedly connected with the housing 10, and the buoyancy rod 12 can float on the water surface so as to suspend the impeller 2 on the water surface, so that the impeller 2 is prevented from being completely immersed in the water and affecting the rotating speed.

Specifically, a telescopic assembly 14 is fixedly connected to the upper end of the connecting rod 5, a handle 15 is arranged between the two telescopic assemblies 14, two ends of the handle 15 are respectively fixedly connected with the two telescopic assemblies 14, each telescopic assembly 14 comprises a hollow rod 16, a telescopic rod 17 is movably inserted into the lower end of each hollow rod 16, each telescopic rod 17 can slide relative to each hollow rod 16, a limiting block 18 is arranged in an inner cavity of each hollow rod 16, the upper end of each telescopic rod 17 is fixedly connected with the limiting block 18, the limiting blocks 18 can prevent the telescopic rods 17 from being separated from the hollow rods 16, a plurality of positioning grooves 19 which are vertically distributed at equal intervals are formed in one side surface of each telescopic rod 17, a positioning bolt 20 is movably connected to the lower end of the outer side wall of each hollow rod 16 in a penetrating manner through threads, one end of each positioning bolt 20 is located in the inner cavity of one positioning groove 19 and matched with the positioning groove 19, and therefore, the overall length of each telescopic assembly 14 can be adjusted by unscrewing the positioning bolt 20, thereby facilitating the use of the staff.

The utility model discloses the theory of operation:

when the device is used, firstly, the whole length of the telescopic component 14 is adjusted according to the height of the water surface, then the impeller 2 is placed on the water surface, at the moment, the lower end of the impeller 2 can be ensured to be submerged by the buoyancy of the buoyancy rod 12, and the upper end of the buoyancy rod 12 floats on the water surface;

when rivers flow, rivers impact the blade of 2 lower extremes of impeller and drive impeller 2 and rotate, and then drive action wheel 3 synchronous rotation, connect the drive from driving wheel 7 synchronous rotation through the transmission of belt when action wheel 3 rotates, and monitor 9 can measure from the slew rate of driving wheel 7, can measure the velocity of flow of rivers promptly, and monitor 9 can not submerge in the water, thereby avoided intaking impaired possibility.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a handheld tachymeter that water resource was used, includes connecting axle (1), its characterized in that: the impeller (2) is fixedly sleeved at both ends of the connecting shaft (1), the driving wheel (3) is fixedly sleeved at the middle part of the connecting shaft (1), the connecting rings (4) are arranged at both sides of the driving wheel (3), the connecting rings (4) are movably sleeved with the connecting shaft (1), the outer side wall of each connecting ring (4) is fixedly connected with a connecting rod (5), a movable shaft (6) is arranged between the middle parts of the two connecting rods (5), both ends of each movable shaft (6) are movably inserted with the two connecting rods (5) respectively, a driven wheel (7) is fixedly sleeved at the middle part of each movable shaft (6), the driven wheel (7) is connected with the driving wheel (3) through belt transmission, a fixed rod (8) is arranged between the upper ends of the two connecting rods (5), both ends of the fixed rod (8) are fixedly connected with the two connecting rods (5) respectively, the utility model discloses a fan, including dead lever (8), casing (10) have been cup jointed in the activity of the upper end outside of impeller (2), the middle part fixed mounting of dead lever (8) has monitoring probe (9), connecting axle (1) is pegged graft with casing (10) activity, a side fixedly connected with connecting plate (11) of casing (10), the one end and connecting rod (5) fixed connection of connecting plate (11).

2. The hand-held velocimeter for water resources as claimed in claim 1, wherein: the lower end of the other side of the housing (10) is provided with a buoyancy rod (12), the outer side of the buoyancy rod (12) is movably sleeved with a clamping ring (13), and the clamping ring (13) is fixedly connected with the housing (10).

3. The hand-held velocimeter for water resources as claimed in claim 2, wherein: the upper end fixedly connected with of connecting rod (5) is flexible subassembly (14), two be provided with handle (15) between flexible subassembly (14), the both ends of handle (15) respectively with two flexible subassemblies (14) fixed connection.

4. The hand-held velocimeter for water resources as claimed in claim 3, wherein: the telescopic assembly (14) comprises a hollow rod (16), and a telescopic rod (17) is movably inserted into the lower end of the hollow rod (16).

5. The hand-held velocimeter for water resources as claimed in claim 4, wherein: the inner cavity of the hollow rod (16) is provided with a limiting block (18), and the upper end of the telescopic rod (17) is fixedly connected with the limiting block (18).

6. The hand-held velocimeter for water resources as claimed in claim 5, wherein: a plurality of constant head tanks (19) that are equidistant vertical distribution are seted up to one side of telescopic link (17), the lateral wall lower extreme of hollow rod (16) has positioning bolt (20) through screw thread activity through connection, positioning bolt (20) one end be located the inner chamber of a constant head tank (19) and with constant head tank (19) looks adaptation.