CN214893281U

CN214893281U - A novel pay-off for engineering survey

Info

Publication number: CN214893281U
Application number: CN202120902215.8U
Authority: CN
Inventors: 董开玉; 李彦彤
Original assignee: Lanzhou Dingheng Digital Mapping Co ltd
Current assignee: Lanzhou Dingheng Digital Mapping Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-11-26
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a novel pay-off for engineering survey, including bed plate and outer container casing, the top surface of bed plate is provided with outer container casing, the cavity has been seted up on outer container casing's top surface. The utility model discloses in, through the support frame, the mount, fixed emission wheel, the activity emission wheel, the measuring line, damping spring, a pay off section of thick bamboo, first belt pulley, the mutually supporting of belt and second belt pulley is used down, effectual solution not tight measuring line appears knoing easily after the secondary receives traction force, the emergence of the circumstances such as confusion, when using, utilize damping spring's elasticity performance, discharge the wheel to the activity and carry out extrusion downwards, discharge the mutual extrusion of wheel through fixed emission wheel and activity, guarantee the tightness of unwrapping wire in-process measuring line, can play locking effect to a certain extent, reduce the measuring line because of the longer condition that leads to midway for tightening of measuring distance, influence measuring result, very big improvement the measurement accuracy of device.

Description

A novel pay-off for engineering survey

Technical Field

The utility model relates to an engineering survey unwrapping wire technical field especially relates to a novel pay-off for engineering survey.

Background

Engineering survey generally refers to a general term of various measurement theory methods and techniques applied in survey design, construction and management stages of engineering construction, and the service fields of the traditional engineering survey technology comprise building, water conservancy, traffic, mine and other departments, and the basic contents of the traditional engineering survey technology comprise two parts of mapping and lofting.

According to the published authorization, the pay-off device for engineering measurement with the publication number of CN211783476U comprises a base half and a pay-off drum, wherein the top of a base plate is fixedly connected with an outer box shell.

The prior art has the following problems:

the utility model discloses a although fine solution current measurement pay-off's installation is placed and is had the restricted condition, and the not high problem of waiting of implementation operating efficiency of manual work unwrapping wire operation, but still there are some problems in the application of reality, for example the measuring wire can drive the synchronous rotation of pay-off section of thick bamboo after receiving traction force, after the traction force that receives when the pay-off section of thick bamboo disappears, the pay-off section of thick bamboo still rotates for a moment under inertial effect, the measuring wire that leads to unreeling is not in the tensioning state this moment, the measuring wire that does not tighten appears tying easily after the secondary receives traction force, the condition such as confusion, and then influence subsequent operation, the device has solved the relatively poor problem of stability simultaneously, but the problem at the removal convenience does not obtain fine solution.

We have therefore proposed a new pay-off device for engineering measurements that solves the above drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the measuring line that exists among the prior art and appearing tying easily after receiving secondary traction force, the circumstances such as confusion influence subsequent operation, and remove the relatively poor shortcoming of convenience, and the novel pay-off that is used for engineering survey who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel pay-off device for engineering measurement comprises a base plate and an outer box shell, wherein the top surface of the base plate is provided with the outer box shell, the top surface of the outer box shell is provided with a cavity, a supporting frame is arranged in the cavity, the bottom surface of the supporting frame is provided with a fixing frame, a fixed discharge wheel is arranged between the two fixing frames, the side surface of the fixing frame is provided with a strip-shaped groove, a movable discharge wheel is arranged in the strip-shaped groove, a damping spring is arranged between the top surface of the movable discharge wheel and the supporting frame, a measurement line is arranged between the movable discharge wheel and the fixed discharge wheel, one end of the measurement line is wound on the surface of a pay-off drum, the side surface of the pay-off drum is provided with a rotating shaft, the end part of the rotating shaft is provided with a first belt pulley, and the first belt pulley is connected with a second belt pulley through a belt, the second belt pulley is installed on the output end of the stepping motor, and the stepping motor is fixed in the outer box shell.

Preferably, the bottom surface of bed plate is provided with removes the wheel, and removes the wheel and be provided with a plurality ofly to a plurality ofly remove the wheel equidistance and install four corners on the bottom surface of bed plate, the bottom surface of bed plate just is located one side of removing the wheel and is provided with supplementary fixed knot structure.

Preferably, the auxiliary fixing structure is composed of a first mounting block, a threaded rod, a threaded sleeve, a first connecting rod, a ground piercing tooth, a second connecting rod, a sliding sleeve, a sliding rod, a second mounting block and a hand wheel, the bottom surface of the base plate is provided with the first mounting block, the threaded rod is arranged between the two first mounting blocks, the end part of the threaded rod penetrates through the first mounting block and is fixedly connected with the hand wheel, the surface of the threaded rod is in threaded connection with the threaded sleeve, the bottom surface of the threaded sleeve is rotationally connected with the first connecting rod through a hinge block, the other end of the first connecting rod is rotationally connected with the ground piercing tooth through a hinge block, the other side of the ground piercing tooth is rotationally connected with the second connecting rod through a hinge block, the second connecting rod is rotationally connected with the sliding sleeve through a hinge block, the sliding sleeve is slidably connected with the sliding rod, and the sliding rod is fixed on one side of the second mounting block, the second installation block is fixed on the bottom end surface of the base plate.

Preferably, the surfaces of the fixed discharge wheel and the movable discharge wheel are both provided with anti-skid insections.

Preferably, the bottom surface threaded connection of support frame has the lead screw, and the tip of lead screw is connected with positive and negative motor's output through the shaft coupling.

Preferably, the top surface of the ground binding tooth is fixed with a loop bar, the loop bar is sleeved with a sleeve, a limiting block is fixed at the top end of the loop bar, a limiting spring is arranged on the top surface of the limiting block, and the sleeve is fixed on the bottom surface of the base plate.

Preferably, one side of the outer box shell is provided with a push handle, and the surface of the push handle is sleeved with an anti-slip sleeve.

Preferably, the controller is arranged on the front surface of the outer box shell.

Compared with the prior art, the utility model has the advantages that;

1. the utility model discloses in, through the support frame, the mount, fixed emission wheel, the activity emission wheel, the measuring line, damping spring, a pay off section of thick bamboo, first belt pulley, the mutually supporting of belt and second belt pulley is used down, effectual solution not tight measuring line appears knoing easily after the secondary receives traction force, the emergence of the circumstances such as confusion, when using, utilize damping spring's elasticity performance, discharge the wheel to the activity and carry out extrusion downwards, discharge the mutual extrusion of wheel through fixed emission wheel and activity, guarantee the tightness of unwrapping wire in-process measuring line, can play locking effect to a certain extent, reduce the measuring line because of the longer condition that leads to midway for tightening of measuring distance, influence measuring result, very big improvement the measurement accuracy of device.

2. The utility model discloses in, through the pushing hands, remove under mutually supporting of wheel and supplementary fixed knot structure uses, the removal convenience of device has both been ensured, can play supplementary stable effect to the device again, through setting up the pushing hands and removing the wheel, thereby the device of being convenient for removes, before constructor confirms the device position of use, through rotating the hand wheel, it rotates to drive the threaded rod, threaded rod and thread bush threaded connection, thereby make the thread bush along the motion of threaded rod horizontal direction, at the thread bush, head rod and bundle ground tooth mutually support under using, make and bundle ground tooth can bundle and hold on soft subaerial, the stability of device has been improved, the condition of rocking of the device during the use has been reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a novel pay-off device for engineering measurement according to the present invention;

fig. 2 is a schematic bottom structural view of a base plate of the novel pay-off device for engineering measurement according to the present invention;

fig. 3 is a schematic structural view of a position a of the novel pay-off device for engineering measurement according to the present invention;

fig. 4 is a schematic structural diagram of a B-position of the novel pay-off device for engineering measurement provided by the present invention.

Illustration of the drawings:

1. a base plate; 2. an outer case housing; 3. a support frame; 4. a fixed mount; 5. a fixed discharge wheel; 6. a movable discharge wheel; 7. measuring a line; 8. a pay-off drum; 9. a first pulley; 10. a belt; 11. a second pulley; 12. a stepping motor; 13. a screw rod; 14. a positive and negative motor; 15. a moving wheel; 16. an auxiliary fixing structure; 17. a first mounting block; 18. a threaded rod; 19. a threaded sleeve; 20. a first connecting rod; 21. pricking ground teeth; 22. a second mounting block; 23. a sliding sleeve; 24. a slide bar; 25. a second connecting rod; 26. a loop bar; 27. a sleeve; 28. a limiting block; 29. a limiting spring; 30. a pushing handle; 31. a controller; 32. a damping spring; 33. a handwheel.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a novel pay-off device for engineering measurement comprises a base plate 1 and an outer case casing 2, wherein the top surface of the base plate 1 is provided with the outer case casing 2, the top surface of the outer case casing 2 is provided with a cavity, a support frame 3 is arranged inside the cavity, the bottom surface of the support frame 3 is provided with a fixed frame 4, a fixed discharge wheel 5 is arranged between the two fixed frames 4, the side surface of the fixed frame 4 is provided with a strip-shaped groove, a movable discharge wheel 6 is arranged inside the strip-shaped groove, a damping spring 32 is arranged between the top surface of the movable discharge wheel 6 and the support frame 3, a measurement line 7 is arranged between the movable discharge wheel 6 and the fixed discharge wheel 5, one end of the measurement line 7 is wound on the surface of a pay-off drum 8, the side surface of the pay-off drum 8 is provided with a rotating shaft, the end of the rotating shaft is provided with a first belt pulley 9, and the first belt pulley 9 is connected with a second belt pulley 11 through a belt 10, the second belt pulley 11 is installed on the output end of the stepping motor 12, and the stepping motor 12 is fixed inside the outer case housing 2.

In this embodiment: when using, utilize damping spring 32's elasticity performance, discharge wheel 6 to the activity and extrude downwards, discharge wheel 5 and the activity through fixed and discharge the mutual extrusion of wheel 6, guarantee the tightness of unwrapping wire in-process measuring wire 7, can play locking effect to a certain extent, reduce measuring wire 7 because of the longer condition that leads to midway for tightening of measuring distance, influence measuring result, very big improvement the measurement accuracy of device.

Specifically, the bottom surface of bed plate 1 is provided with removes wheel 15, and removes wheel 15 and be provided with a plurality ofly to a plurality ofly remove wheel 15 equidistance and install four corners at the bottom surface of bed plate 1, the bottom surface of bed plate 1 just is located one side of removing wheel 15 and is provided with supplementary fixed knot structure 16.

In this embodiment: under the mutually supporting use of removing wheel 15 and supplementary fixed knot structure 16, both ensured the removal convenience of device, can play supplementary stable effect to the device again.

Specifically, the auxiliary fixing structure 16 is composed of a first mounting block 17, a threaded rod 18, a threaded sleeve 19, a first connecting rod 20, a ground piercing tooth 21, a second connecting rod 22, a sliding sleeve 23, a sliding rod 24, a second mounting block 25 and a hand wheel 33, the bottom end surface of the base plate 1 is provided with the first mounting block 17, the threaded rod 18 is arranged between the two first mounting blocks 17, the end part of the threaded rod 18 penetrates through the first mounting block 17 and is fixedly connected with the hand wheel 33, the surface of the threaded rod 18 is in threaded connection with the threaded sleeve 19, the bottom end surface of the threaded sleeve 19 is in rotational connection with the first connecting rod 20 through a hinge block, the other end of the first connecting rod 20 is in rotational connection with the ground piercing tooth 21 through a hinge block, the other side of the ground piercing tooth 21 is in rotational connection with the second connecting rod 22 through a hinge block, the second connecting rod 22 is in rotational connection with the sliding sleeve 23 through a hinge block, the sliding sleeve 23 is in sliding connection with the sliding rod 24, the slide bar 24 is fixed to one side of a second mounting block 25, and the second mounting block 25 is fixed to the bottom end surface of the base plate 1.

In this embodiment: through rotating hand wheel 33, drive threaded rod 18 and rotate, threaded rod 18 and thread bush 19 threaded connection to make thread bush 19 along the motion of threaded rod 18 horizontal direction, under the mutually supporting use of thread bush 19, head rod 20 and prick ground tooth 21, make prick ground tooth 21 and can prick and hold on soft ground, improved the stability of device, reduced the condition of rocking of device during the use.

Specifically, the surfaces of the fixed discharge wheel 5 and the movable discharge wheel 6 are both provided with anti-skid insections.

In this embodiment: by providing the anti-slip insections, the friction between the measuring line 7 and the fixed and movable discharge wheels 5 and 6 is increased.

Specifically, the bottom end surface of the support frame 3 is in threaded connection with a screw rod 13, and the end of the screw rod 13 is connected with the output end of a positive and negative motor 14 through a coupler.

In this embodiment: the positive and negative motor 14 is started to drive the screw rod 13 to rotate, and the screw rod 13 is in threaded connection with the support frame 3, so that the support frame 3 moves up and down, the height support of paying-off is adjusted, and the actual situation is adapted.

Specifically, a loop bar 26 is fixed on the top end surface of the ground piercing tooth 21, the loop bar 26 is sleeved with a sleeve 27, a limiting block 28 is fixed on the top end of the loop bar 26, a limiting spring 29 is arranged on the top end surface of the limiting block 28, and the sleeve 27 is fixed on the bottom end surface of the base plate 1.

In this embodiment: through setting up spacing spring 29, utilize the elasticity performance of spacing spring 29, push down to pricking ground tooth 21, be favorable to improving the stability of device.

Specifically, one side of the outer box shell 2 is provided with a push handle 30, and the surface of the push handle 30 is sleeved with an anti-slip sleeve.

In this embodiment: by providing the push handle 30, the movement of the device is facilitated.

Specifically, the controller 31 is provided on the front surface of the outer case housing 2.

In this embodiment: the control device 31 is arranged to facilitate control over the pay-off device, and a control circuit of the controller 31 can be realized through simple programming of a person skilled in the art, belongs to common knowledge in the field, is only used without modification, so that a control mode and circuit connection are not described in detail.

The working principle is as follows: when the device works, before the device is moved to a use position by a worker, the worker rotates the hand wheel 33 to drive the threaded rod 18 to rotate, the threaded rod 18 is in threaded connection with the threaded sleeve 19, so that the threaded sleeve 19 moves along the horizontal direction of the threaded rod 18, and the ground pricking teeth 21 can be pricked on soft ground under the mutual matching use of the threaded sleeve 19, the first connecting rod 20 and the ground pricking teeth 21, so that the stability of the device is improved, and the shaking condition of the device during use is reduced; then carry out the unwrapping wire work, at the in-process of unwrapping wire, utilize damping spring 32's elasticity performance, discharge wheel 6 to the activity and carry out the extrusion downwards, discharge wheel 5 and the mutual extrusion of wheel 6 through fixed, guarantee the tightness of unwrapping wire in-process measuring wire 7, can play locking effect to a certain extent, reduce measuring wire 7 because of the longer condition that leads to midway for tightening of measuring distance, influence measuring result, very big improvement the measurement accuracy of device.

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 novel pay-off device for engineering measurement comprises a base plate (1) and an outer box shell (2) and is characterized in that the outer box shell (2) is arranged on the top surface of the base plate (1), a cavity is formed in the top surface of the outer box shell (2), a support frame (3) is arranged inside the cavity, a fixed frame (4) is arranged on the bottom surface of the support frame (3), a fixed discharge wheel (5) is arranged between the two fixed frames (4), a strip-shaped groove is formed in the side surface of the fixed frame (4), a movable discharge wheel (6) is arranged inside the strip-shaped groove, a damping spring (32) is arranged between the top surface of the movable discharge wheel (6) and the support frame (3), and a measuring line (7) is arranged between the movable discharge wheel (6) and the fixed discharge wheel (5), the one end winding of measuring wire (7) is on the surface of an unwrapping wire section of thick bamboo (8), the side surface of an unwrapping wire section of thick bamboo (8) is provided with the pivot, first belt pulley (9) are installed to the tip of pivot, first belt pulley (9) are connected with second belt pulley (11) through belt (10), install on the output of step motor (12) second belt pulley (11), the inside at outer container casing (2) is fixed in step motor (12).

2. The new pay-off device for engineering measurement as claimed in claim 1, characterized in that the bottom surface of the base plate (1) is provided with moving wheels (15), and the moving wheels (15) are provided in plurality, and the plurality of moving wheels (15) are installed at equal intervals at four corners of the bottom surface of the base plate (1), and the bottom surface of the base plate (1) and one side of the moving wheels (15) are provided with auxiliary fixing structures (16).

3. The novel pay-off device for engineering measurement as claimed in claim 2, wherein the auxiliary fixing structure (16) is composed of a first mounting block (17), a threaded rod (18), a threaded sleeve (19), a first connecting rod (20), a ground binding tooth (21), a second connecting rod (22), a sliding sleeve (23), a sliding rod (24), a second mounting block (25) and a hand wheel (33), the bottom surface of the base plate (1) is provided with the first mounting block (17), the threaded rod (18) is arranged between the two first mounting blocks (17), the end of the threaded rod (18) penetrates through the first mounting block (17) and is fixedly connected with the hand wheel (33), the surface of the threaded rod (18) is in threaded connection with the threaded sleeve (19), the bottom surface of the threaded sleeve (19) is in rotational connection with the first connecting rod (20) through a hinge block, the other end of first connecting rod (20) is connected through articulated piece and the rotation of tie ground tooth (21), the opposite side of tie ground tooth (21) is connected through articulated piece and second connecting rod (22) rotation, second connecting rod (22) are connected through articulated piece and sliding sleeve (23) rotation, sliding sleeve (23) and slide bar (24) sliding connection, slide bar (24) are fixed in one side of second installation piece (25), the bottom surface at bed plate (1) is fixed in second installation piece (25).

4. The new pay-off device for engineering measurements according to claim 1, characterized in that the surface of both the fixed discharge wheel (5) and the movable discharge wheel (6) is provided with anti-slip insections.

5. The novel pay-off device for engineering measurement as claimed in claim 1, characterized in that the bottom surface of the support frame (3) is in threaded connection with a lead screw (13), and the end of the lead screw (13) is connected with the output end of a positive and negative motor (14) through a coupling.

6. The novel pay-off device for engineering measurement as claimed in claim 3, wherein a loop bar (26) is fixed on the top surface of the ground piercing tooth (21), the loop bar (26) and a sleeve (27) are sleeved with each other, a limiting block (28) is fixed on the top end of the loop bar (26), a limiting spring (29) is arranged on the top surface of the limiting block (28), and the sleeve (27) is fixed on the bottom surface of the base plate (1).

7. The novel pay-off device for engineering measurement as claimed in claim 1, characterized in that a push handle (30) is arranged on one side of the outer box casing (2), and an anti-slip sleeve is sleeved on the surface of the push handle (30).

8. The new pay-off device for engineering measurements as claimed in claim 1, characterized in that the front side of the outer box housing (2) is provided with a controller (31).