CN219551516U - Paying-off measuring device for engineering cost - Google Patents

Abstract

The utility model provides a paying-off measuring device for engineering cost, which comprises a base (10), a mounting rack (20), a wire spool (30), a driving gear (40), a gear mechanism and a guiding mechanism, wherein the mounting rack is arranged on the base; a rotating shaft (200) is rotatably arranged between the two mounting frames (20), and the wire spool (30) is fixedly sleeved on the outer wall of the rotating shaft (200); the rotating shafts (200) on two sides of the wire spool (30) are respectively provided with a driving gear (40) and a driving mechanism; the guiding mechanism is arranged at one end of the wire spool (30) and comprises a screw (61), a driven gear (62), a sliding block (63) and a guide ring (64). The paying-off measuring device can guide and limit winding wires in paying-off and wire-out processes, so that the problems of winding and knotting of the measuring wires in the wire-collecting process are avoided, and the fluency of the paying-off measuring process is ensured.

Description

Paying-off measuring device for engineering cost

Technical Field

The utility model relates to the technical field of building engineering mapping, in particular to a paying-off measuring device for engineering cost.

Background

And (3) construction paying-off, namely, ensuring that the construction engineering is safely and smoothly carried out according to the requirement of planning and approval through the prior inspection of the construction engineering positioning sample. In the construction engineering cost process, the engineering project is required to be mapped in size, so that the accuracy of the construction cost is ensured; meanwhile, the dimension measurement of the engineering project is carried out by paying off, so that the method is a common measurement mode which is more used in the existing construction engineering.

Chinese patent document CN218329967U discloses a portable unwrapping wire measuring device for engineering cost measurement, it is through the pulley of bottom frame department installation, utilize the removal of pulley to realize the removal of bottom frame, and then remove the bottom frame to measuring position, through locking pulley, take out the threaded rod in the sleeve, personnel are connected the tape and the lantern ring after, pull the threaded rod, make pivot one end rotate at the bearing inner race, and the horizontal pole rotates at the lamina wall department of board B, thereby can break away from measuring tape from the dish wall of rolling dish, after moving the threaded rod to the measuring position, twist the threaded rod and make the threaded rod rotate in the internal thread cover, after adjusting the position of threaded rod in the internal thread cover, make internal thread cover and threaded rod overlength and the measuring tape height of rolling dish department the same, error nature when can reduce the measurement, thereby the personnel carry out independent side volume conveniently. However, the paying-off measuring device lacks a movable guide ring which is beneficial to winding, so that the problem that the wound measuring wire is clustered and knotted and the winding efficiency and secondary use outgoing line are affected because the measuring wire is repeatedly and repeatedly wound at the same position of the outer wall of the winding disc in the winding process and cannot be uniformly wound along the axial direction of the winding disc is solved; even in the paying-off process, the problem of internal clamping stagnation is caused by too thick accumulation of the measuring wire at a certain position of the outer wall of the winding disc.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model aims to provide a paying-off measuring device for engineering cost, which can guide and limit winding wires in paying-off and wire-out processes, avoid the problems of winding and knotting of the measuring wires in the wire-collecting process, simultaneously avoid the problems of unsmooth running and clamping stagnation of the measuring wires in the paying-off process, and ensure the fluency of the paying-off measuring process.

The aim of the utility model is achieved by the following technical scheme:

pay-off measuring device for engineering cost, its characterized in that: comprises a base, a mounting rack, a wire reel, a driving gear, a gear mechanism and a guiding mechanism; the two mounting frames are arranged on the end face of the base in parallel, a rotating shaft is rotatably arranged between the two mounting frames, and the wire spool is fixedly sleeved on the outer wall of the rotating shaft; the driving gear is fixedly sleeved on the outer wall of the rotating shaft between one side of the wire spool and the corresponding mounting frame, the driving mechanism is arranged on the outer wall of the rotating shaft between the other side of the wire spool and the corresponding mounting frame, and the driving gear and the driving mechanism are used for driving the guiding mechanism to synchronously rotate; the guiding mechanism is arranged at one end of the wire spool and comprises a screw rod, driven gears, a sliding block and a guide ring, wherein the screw rod is parallel to the axis of the wire spool, two ends of the screw rod are respectively and rotatably connected with the mounting frame, the outer wall of the screw rod respectively corresponds to the driving gears, the gear mechanism respectively and fixedly sleeved with the driven gears, the outer wall of the screw rod corresponds to the threads of the wire spool and sleeved with the sliding block, and the top surface of the sliding block is fixedly provided with the guide ring and used for guiding the measuring line.

Preferably, the bottom surface of the base is provided with a travelling mechanism for realizing the movement of the whole paying-off measuring device and ensuring the convenience of the device.

Preferably, the side walls at two sides of the wire spool are respectively and coaxially provided with a protective baffle for preventing the measuring wire from separating from the outer ring of the wire spool during winding or paying off; the diameter of the protective baffle is larger than that of the wire spool, and the protective baffle is penetrated by the rotating shaft.

Preferably, the driving gear is an incomplete gear, and the tooth segments of the driving gear and the corresponding driven gears can be meshed; the gear mechanism comprises a first gear, a second gear and a toothed ring, wherein the first gear is fixedly sleeved on the outer wall of the rotating shaft, the second gear is uniformly distributed on the outer ring of the first gear and meshed with the first gear, the toothed ring and the first gear are coaxially arranged, the inner teeth of the toothed ring are meshed with one end, far away from the first gear, of the second gear, and the outer wall of the toothed ring is provided with an incomplete tooth section and can be meshed with a corresponding driven gear.

Preferably, the second gear is sleeved on the outer wall of the gear rod and is rotationally connected with the gear rod, and the gear rod is fixedly arranged on the mounting frame.

Preferably, the toothed ring is close to one side wall of the mounting frame and is uniformly provided with a plurality of mounting rods around the axis of the toothed ring, the mounting frame is provided with an annular chute corresponding to the mounting rods, and one end of the mounting rods, which is far away from the toothed ring, is clamped into the annular chute and is in sliding connection.

Preferably, the outer diameters of the first gear and the second gear are consistent, the tooth ring is consistent with the outer diameter and the incomplete tooth segment of the driving gear (i.e. the distribution, the orientation, the perimeter and the like of the tooth ring and the incomplete tooth segment of the driving gear are completely consistent).

Preferably, the screw rod downside sets up the limiting plate, limiting plate both ends respectively with corresponding turning block fixed connection and limiting plate correspond driven gear and offer the recess, in the corresponding mounting bracket of turning block embedding, slider bottom surface and limiting plate terminal surface contact to the restriction slider rotates.

The utility model has the following technical effects:

according to the utility model, through the cooperation of the rotating shaft, the driving gear, the gear mechanism, the screw, the driven gear, the sliding block and the guide ring, the synchronous movement of the sliding block and the guide ring along the screw axis in the wire coiling or wire coiling process is realized, so that the end part of the measuring wire is synchronously guided horizontally in the wire coiling process, the smoothness of wire coiling is ensured, the repeated and repeated winding of the measuring wire at the same position during wire coiling is avoided, the problems of agglomeration and knotting during wire coiling are avoided, the uniform and spiral winding of wire coiling is ensured, the next measurement is facilitated, and the problem of jamming of a subsequent wire-coiling measuring device is avoided.

In addition, the driving gear, the first gear and the second gear are matched with the toothed ring, so that the synchronous and reverse rotation of the driving gear and the toothed ring in the rotating process of the rotating shaft is realized; meanwhile, due to the arrangement of incomplete tooth sections of the driving gear and the tooth ring, the sliding block periodically moves left and right on the outer wall of the screw rod in the process of simultaneous and reverse rotation of the driving gear and the tooth ring, so that the uniformity of winding and outgoing wires is guaranteed, and the problem that the measuring wires on the wire reel are knotted and wound is avoided.

The device provided by the utility model is convenient to move and simple to operate, can be effectively applied to engineering cost measurement under various working conditions, and has a wide application range.

Drawings

Fig. 1 is a schematic structural diagram of a wire-unwinding measuring device according to an embodiment of the utility model.

Fig. 2 is a cross-sectional view taken along A-A of fig. 1.

Fig. 3 is a B-B cross-sectional view of fig. 2.

10, a base; 20. a mounting frame; 200. a rotating shaft; 30. a wire spool; 300. a protective baffle; 40. a drive gear; 51. a first gear; 52. a second gear; 520. a gear lever; 53. a toothed ring; 530. a mounting rod; 61. a screw; 610. a rotating block; 62. a driven gear; 63. a slide block; 64. a guide ring; 65. a limiting plate; 70. and measuring lines.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1 to 3: pay-off measuring device for engineering cost, its characterized in that: comprises a base 10, a mounting frame 20, a wire spool 30, a driving gear 40, a gear mechanism and a guiding mechanism; the bottom surface of the base 10 is provided with a running mechanism (not specifically labeled in the running mechanism diagram, and the running mechanism is common in the art, so that a person skilled in the art can understand the running mechanism) for realizing the movement of the whole paying-off measuring device and ensuring the convenience of the device. The two mounting frames 20 are arranged in parallel on the end face of the base 10 (the end face of the base 10 of the bottom 㔿 of the mounting frame 20 is fixedly connected), a rotating shaft 200 is rotatably arranged between the two mounting frames 20 (namely, two ends of the rotating shaft 200 are respectively and rotatably connected with the corresponding mounting frames 20), and the wire spool 30 is fixedly sleeved on the outer wall of the rotating shaft 200 (the wire spool 30 and the rotating shaft 200 are coaxially arranged); the two side walls of the wire spool 30 are coaxially provided with protective baffles 300 (the protective baffles 300 are fixedly connected with the side walls of the wire spool 30, as shown in fig. 1 and 2), so as to prevent the measuring wire from separating from the outer ring of the wire spool 30 during winding or paying-off; the diameter of the protective baffle 300 is larger than that of the wire spool 30, and the protective baffle 300 is penetrated by the rotating shaft 200 (meanwhile, the protective baffle 300 is fixedly sleeved on the outer wall of the rotating shaft 200).

The driving gear 40 is fixedly sleeved on the outer wall of the rotating shaft 200 between one side of the wire spool 30 and the corresponding mounting frame 20 (shown in fig. 1 and 2: the outer wall of the rotating shaft 200 at the left end), the driving mechanism is arranged on the outer wall of the rotating shaft 200 between the other side of the wire spool 30 and the corresponding mounting frame 20 (shown in fig. 1 and 2: the outer wall of the rotating shaft 200 at the right end), and the driving gear 40 and the driving mechanism are both used for driving the guiding mechanism to synchronously rotate; the guiding mechanism is disposed at one end (i.e. the front end shown in fig. 1 or the lower end shown in fig. 2) of the wire spool 30, and comprises a screw 61, a driven gear 62, a sliding block 63 and a guide ring 64, wherein the screw 61 is parallel to the axis of the wire spool 30, two ends of the screw 61 are respectively rotationally connected with the mounting frame 20, the outer wall of the screw 61 is respectively corresponding to the driving gear 40, the gear mechanism is respectively fixedly sleeved with the driven gear 62, the outer wall of the screw 61 is corresponding to the wire spool 30, the sliding block 63 is sleeved with the thread of the wire spool 30, and the top surface of the sliding block 63 is fixedly provided with the guide ring 64 for guiding the measuring wire 70.

The driving gear 40 is an incomplete gear and the tooth segment of the driving gear 40 can be meshed with the corresponding driven gear 62 (as shown in fig. 1 and 2, that is, the tooth segment of the driving gear 40 can be meshed with the driven gear 62 on the left side); the gear mechanism comprises a first gear 51, a second gear 52 and a toothed ring 53, wherein the first gear 51 is fixedly sleeved on the outer wall of the rotating shaft 200 (right end), the second gears 52 are uniformly distributed on the outer ring of the first gear 51 and meshed with the first gear 51 (two, three or four second gears 52 are provided, as shown in fig. 3, in the embodiment, the number of the second gears 52 is two), the second gears 52 are sleeved on the outer wall of the gear rod 520, the second gears 52 are rotationally connected with the gear rod 520, and the gear rod 520 is fixedly arranged on the mounting frame 52 (as shown in fig. 1), so that the positioning and rotation of the second gears 52 are realized. The toothed ring 53 is coaxially arranged with the first gear 51, the toothed ring 53 is close to one side wall of the mounting frame 20, and a plurality of mounting rods 530 are uniformly arranged around the axis of the toothed ring 53 (the number of the mounting rods 530 is 3-8, 4 mounting rods 530 are adopted in the embodiment), the mounting frame 20 is provided with an annular chute corresponding to the mounting rods 530, and one end of the mounting rod 530, which is far away from the toothed ring 53, is clamped into the annular chute and is in sliding connection, so that the positioning and rotation of the toothed ring 53 are realized; the inner teeth of the toothed ring 53 (the inner teeth of the toothed ring 53 are full teeth) are meshed with one end of the second gear 52 away from the first gear 51, an incomplete tooth segment is provided on the outer wall of the toothed ring 53, and the incomplete tooth segment of the toothed ring 53 can be meshed with the corresponding driven gear 62 (as shown in fig. 1 and 2, that is, the tooth segment on the outer side of the toothed ring 53 can be meshed with the driven gear 62 on the right side). The outer diameters of the first gear 51 and the second gear 52 are consistent, the transmission ratio is ensured to be consistent, and the tooth ring 53 is consistent with the outer diameter and the incomplete tooth segment of the driving gear 40 (i.e., the distribution, the orientation, the circumference, etc. of the tooth ring 53 and the incomplete tooth segment of the driving gear 40 are completely consistent).

Examples

As a further optimization of the scheme of the utility model, on the basis of the scheme of embodiment 1, the lower side of the screw 61 is provided with the limiting plate 65, two ends of the limiting plate 65 are respectively fixedly connected with the corresponding rotating blocks 610, the limiting plate 65 is provided with grooves corresponding to the driven gears 62, the rotating blocks 610 are embedded into the corresponding mounting frames 20, and the bottom surfaces of the sliding blocks 63 are contacted with the end surfaces of the limiting plate 65, so that the sliding blocks 63 are limited to rotate.

Working principle:

when the paying-off device is used, firstly, the whole paying-off measuring device is moved to a measuring position, then one end head of a measuring wire 70 passes through a hole of a guide ring 64, the end head of the measuring wire 70 is pulled, the rotating shaft 20 is rotated simultaneously, the rotating shaft 20 drives the wire spool 30, the driving gear 40 and the first gear 51 to rotate simultaneously, wire outgoing is realized in the rotating process of the wire spool 30, the first gear 51 realizes the rotation of the toothed ring 53 through the matching of the second gear 52 and the inner teeth of the toothed ring 53, and further, the simultaneous and reverse rotation of the driving gear 40 and the toothed ring 53 is completed.

When the tooth segment of the driving gear 40 is meshed with the left driven gear 62 shown in fig. 1, the smooth segment of the tooth ring 53 corresponds to the right driven gear 62 shown in fig. 1, and at this time, the screw 61 is driven to rotate by the driving gear 40, so that the slide block 63 moves rightwards; when the smooth section of the driving gear 40 corresponds to the left driven gear 62 shown in fig. 1, the tooth section of the toothed ring 53 is meshed with the right driven gear 62 shown in fig. 1, and the screw 61 is driven to rotate through the toothed ring 53, so that the left movement of the sliding block 63 is realized; the above procedure enables the wire outlet point to correspond to the spirally wound measuring wire 70 when the wire is being discharged, avoiding the problem of jamming.

The winding mode is consistent with the working principle, and the winding end part of the measuring wire 70 moves back and forth through the back and forth movement of the guide ring 64 on the screw 61, so that the winding back and forth of the measuring wire 70 is finished during winding, the problems of agglomeration and knotting during the repeated winding of the measuring wire 70 at the same position are avoided, the subsequent use is facilitated, and the clamping stagnation of the whole mechanism is avoided.

Examples

As a further optimization of the solution of the present utility model, on the basis of the solution of embodiment 1 or embodiment 2, the rotation shaft 200 can be driven by an externally provided motor, thereby saving manpower.

Examples

As a further optimization of the solution of the present utility model, on the basis of the solution of embodiment 1, a limit clip is disposed at the end of the measuring wire 70 far away from the wire spool 30, and the diameter of the limit clip is larger than the diameter of the inner hole of the guide ring 64, so as to avoid that the measuring wire 70 is separated from the guide ring and needs to be threaded again when the wire is wound, thereby facilitating the subsequent use.

Examples

As a further optimization of the solution of the present utility model, on the basis of the solution of embodiment 1, a fixing mechanism capable of freely adjusting the height is also movably provided on the base 10, for fixing and positioning an end portion of the measuring wire 70 far from the wire spool 30.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. Pay-off measuring device for engineering cost, its characterized in that: comprises a base, a mounting rack, a wire reel, a driving gear, a gear mechanism and a guiding mechanism; the two mounting frames are arranged on the end face of the base in parallel, a rotating shaft is rotatably arranged between the two mounting frames, and the wire spool is fixedly sleeved on the outer wall of the rotating shaft; a driving gear is fixedly sleeved on the outer wall of the rotating shaft between one side of the wire spool and the corresponding mounting frame, and a driving mechanism is arranged on the outer wall of the rotating shaft between the other side of the wire spool and the corresponding mounting frame; the guide mechanism is arranged at one end of the wire spool and comprises a screw rod, driven gears, a sliding block and a guide ring, wherein the screw rod is parallel to the axis of the wire spool, two ends of the screw rod are respectively and rotatably connected with the mounting frame, the outer wall of the screw rod respectively corresponds to the driving gears, the gear mechanism respectively and fixedly sleeved with the driven gears, the outer wall of the screw rod corresponds to the threads of the wire spool and sleeved with the sliding block, and the top surface of the sliding block is fixedly provided with the guide ring.

2. A pay-off measuring device for construction costs as defined in claim 1, wherein: the bottom surface of the base is provided with a traveling mechanism.

3. A pay-off measuring device for construction costs as defined in claim 1, wherein: protective baffles are coaxially arranged on the side walls of the two sides of the wire spool respectively; the diameter of the protective baffle is larger than that of the wire spool, and the protective baffle is penetrated by the rotating shaft.

4. A pay-off measuring device for construction costs as defined in claim 1, wherein: the driving gear is an incomplete gear, and the tooth sections of the driving gear and the corresponding driven gears can be meshed; the gear mechanism comprises a first gear, a second gear and a toothed ring, wherein the first gear is fixedly sleeved on the outer wall of the rotating shaft, the second gear is uniformly distributed on the outer ring of the first gear and meshed with the first gear, the toothed ring and the first gear are coaxially arranged, the inner teeth of the toothed ring are meshed with one end, far away from the first gear, of the second gear, and the outer wall of the toothed ring is provided with an incomplete tooth section and can be meshed with a corresponding driven gear.

5. A pay-off measuring device for construction costs as defined in claim 4, wherein: the second gear is sleeved on the outer wall of the gear rod and is rotationally connected with the gear rod, and the gear rod is fixedly arranged on the mounting frame.

6. A pay-off measuring device for construction costs as defined in claim 4, wherein: the gear ring is close to one side wall of the mounting frame and is uniformly provided with a plurality of mounting rods around the axis of the gear ring, the mounting frame is provided with an annular chute corresponding to the mounting rods, and one end, away from the gear ring, of the mounting rods is clamped into the annular chute and is in sliding connection.

7. A pay-off measuring device for construction costs as defined in claim 1, wherein: the screw rod downside sets up the limiting plate, limiting plate both ends respectively with corresponding turning block fixed connection and the limiting plate corresponds driven gear and offer the recess, in the corresponding mounting bracket of turning block embedding, slider bottom surface and limiting plate terminal surface contact.