CN212030357U

CN212030357U - Steel tape with cleaning function

Info

Publication number: CN212030357U
Application number: CN202020962349.4U
Authority: CN
Inventors: 姜子华; 姜江伟; 吴立军
Original assignee: Beijing Anfu Weiye Fire Safety Test Co ltd
Current assignee: Beijing Anfu Weiye Fire Safety Test Co ltd
Priority date: 2020-05-30
Filing date: 2020-05-30
Publication date: 2020-11-27
Anticipated expiration: 2030-05-30

Abstract

The utility model relates to a steel tape with clean function, it includes hollow shell, sets up pivot, drive pivot pivoted dwang and the chi strip of rolling on the pivot is global at the shell middle part, the through-hole for the chi strip gets into the shell is offered to the lateral wall of shell, the through-hole inboard is provided with the clean mechanism that is used for cleaning the chi strip, clean mechanism is including setting up two axis of rotation in the shell, and the both ends of axis of rotation all rotate with the lateral wall of shell and be connected, and two axis of rotation are located the both sides setting of tape measure respectively, and cup joint in the axis of rotation and can paste the clean section of thick bamboo of leaning on the chi strip lateral wall, be provided with two axis of rotation pivoted drive assembly on the shell, and the rotation direction of axis of rotation and the chi strip accomodate. The utility model has the advantages that: the steel tape can be cleaned automatically, and the service life of the steel tape is prolonged.

Description

Steel tape with cleaning function

Technical Field

The utility model belongs to the technical field of measure check out test set technique and specifically relates to a steel tape with clean function is related to.

Background

Steel tape measures are common tools for construction and finishing. Steel tapes can be divided into: self-winding tape measures and brake-type tape measures. Steel tape measures are used to measure directly the object itself or the linear distance between objects. When the measuring tape is used, the steel measuring tape is firstly pulled out of the measuring tape roll, the hook of the measuring tape roll is hung at the initial end of a measured object, then the measuring tape is pulled to the terminal end of the measured object, and the current parameter of the steel measuring tape is the specific distance between the initial end and the terminal end of the measured object.

The prior Chinese utility model with the authorized publication number of CN207649479U discloses a portable steel tape capable of being rolled up manually and automatically, which comprises a handle, wherein the front surface wall of the handle is provided with a switch and a charging interface, the switch is positioned at one side of the charging interface, the inner bottom end of the handle is provided with a storage battery, a steel tape movable clamp plate body is arranged below the handle, one side surface of the steel tape movable clamp plate body is provided with a rotating rod, the utility model is provided with a motor, an inner driving gear and a movable driven gear, the rotating shaft body can be driven to rotate by the operation of the motor, so that the steel tape can be rolled up automatically, the use of personnel is more convenient, when the storage battery is not electrified, the user can press the tape with one end of the rotating rod connected with the steel tape movable clamp plate body vertically to the direction of the steel tape movable clamp plate body, the gear of the movable driven gear is embedded on the gear of the internal driving gear, and the rotating shaft body can be manually rotated to roll the steel tape.

The above prior art solutions have the following drawbacks: when the steel tape is used for measurement in building engineering, a plurality of environments such as soil, sawdust, snow, cement floors, cement mortar and the like can be met, and when the steel tape is used for measurement in the environments, small-particle garbage is often attached to the tape, so that the steel tape is unsmooth, even seriously blocked, and can not be pulled or automatically contracted when the tape is stretched and contracted, and finally, the measurement efficiency of workers is low, even interrupted, and a great deal of inconvenience is brought to engineering projects.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, one of the purposes of the utility model is to provide a steel tape with clean function, its advantage: the steel tape can be cleaned automatically, and the service life of the steel tape is prolonged.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a steel tape with clean function, includes hollow shell, sets up pivot, drive pivot pivoted dwang and the chi strip of rolling on the pivot is global at shell middle part, the through-hole that is used for the chi strip to get into the shell is offered to the lateral wall of shell, the through-hole inboard is provided with the clean mechanism that is used for cleaning the chi strip, clean mechanism is including setting up two axis of rotation in the shell, and the both ends of axis of rotation all rotate with the lateral wall of shell and be connected, and two axis of rotation are located the both sides setting of tape measure respectively, and has cup jointed in the axis of rotation and can paste the clean section of thick bamboo of leaning on the chi strip lateral wall, be provided with two axis of rotation pivoted drive assembly of drive on the shell, and the rotation direction of.

By adopting the technical scheme, when the ruler strip is rolled by a worker, the rotating shaft can be driven to rotate through the rotating rod, and the ruler strip can enter the shell from the through hole under the driving of the rotating shaft; the staff can open drive assembly drive axis of rotation afterwards, and the rotation of axis of rotation can drive the clean section of thick bamboo of this moment and scrape the brush to the surface of chi strip, and the rotation direction of axis of rotation is opposite with the direction of accomodating of chi strip simultaneously for mutually supporting of two clean sections of thick bamboo can give a tensile power of chi strip, not only can increase the clean efficiency of a clean section of thick bamboo to the chi strip, can make the chi strip accomodate in the pivot inseparabler moreover.

The present invention may be further configured in a preferred embodiment as: the driving assembly comprises driven gears arranged at the end part of the rotating shaft, the two driven gears are mutually meshed, one of the two driven gears is meshed with a driving gear, a driving motor for driving the driving gear to rotate is arranged on the shell, and an output shaft of the driving motor penetrates through the center of the driving gear and is fixedly connected with the side wall of the driving gear.

Through adopting above-mentioned technical scheme, the during operation of drive assembly, the staff only need open driving motor, and driving motor's rotation can drive the driving gear and rotate, and the rotation of driving gear can drive two driven gear rather than the meshing and rotate, realizes two rotation axis rotation opposite direction's autogiration to make a syntropy frictional force for the chi strip of clean section of thick bamboo.

The present invention may be further configured in a preferred embodiment as: be provided with the protection casing that is used for protecting drive assembly on the shell, the protection casing passes through construction bolt and can dismantle with the lateral wall of shell and be connected.

Through adopting above-mentioned technical scheme, the influence of reducible external factor to drive assembly is in the setting of protection casing for drive assembly's use is more stable.

The present invention may be further configured in a preferred embodiment as: the cleaning cylinder is elastic cloth with better elasticity.

Through adopting above-mentioned technical scheme, clean a section of thick bamboo is the elastic cloth that has the preferred elasticity, can reduce the hard wearing and tearing of clean a section of thick bamboo to the chi strip.

The present invention may be further configured in a preferred embodiment as: the utility model discloses a cleaning device, including shell, pivot, axis of rotation, driving shaft, bearing, the lateral wall accessible mounting bolt of shell, the mounting groove has been seted up to the mounting groove on the lateral wall of shell, the handle hole has been seted up on the lateral wall of shell, the lateral wall accessible mounting bolt of closing cap and shell can be dismantled and be connected, the closing cap is located the tip that the axis of rotation deviates from driven gear, and has seted up the mounting groove on the lateral wall of closing cap and axis of rotation contact, the axis.

By adopting the technical scheme, when the cleaning cylinder is seriously abraded, a worker can open the sealing cover through the mounting bolt and then disassemble the cleaning cylinder through the connecting assembly for replacement; after the replacement is finished, the mounting groove on the sealing cover is opposite to the end part of the rotating shaft, and then the sealing cover is mounted on the shell through the mounting bolt.

The present invention may be further configured in a preferred embodiment as: coupling assembling is including cup jointing at the epaxial solid fixed cylinder that rotates, gu the fixed cylinder has spacing along the axial rigid coupling of solid fixed cylinder towards the lateral wall of axis of rotation, set up in the axis of rotation and hold spacing and insert the spacing groove that slides, the inside wall of a clean section of thick bamboo and the lateral wall fixed connection of a solid fixed cylinder.

Through adopting above-mentioned technical scheme, when the staff uses this coupling assembling to install a clean section of thick bamboo in the axis of rotation, only need with spacing on the solid fixed cylinder and the spacing groove phase position in the axis of rotation, alright cup joint solid fixed cylinder in the axis of rotation afterwards, accomplish the installation to a clean section of thick bamboo.

The present invention may be further configured in a preferred embodiment as: the shell is also provided with a handle.

Through adopting above-mentioned technical scheme, make things convenient for the staff to carry the steel tape measure.

To sum up, the utility model discloses a following beneficial technological effect:

1. when a worker winds the ruler strip, the driving component can be opened to drive the rotating shaft to rotate, the rotating shaft can drive the cleaning cylinders to scrape the surface of the ruler strip, and meanwhile, the rotating direction of the rotating shaft is opposite to the accommodating direction of the ruler strip, so that the two cleaning cylinders are matched with each other, a stretching force can be applied to the ruler strip, the cleaning efficiency of the cleaning cylinders on the ruler strip can be increased, and the ruler strip can be accommodated on the rotating shaft more tightly;

2. the arrangement of the connecting component facilitates the replacement and installation of the cleaning cylinder by workers.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic diagram showing the internal structure of the housing.

Fig. 3 is a partial sectional view showing the structure of the clamping assembly.

Fig. 4 is a partial sectional view showing a clamping mechanism.

Fig. 5 is a schematic structural view showing a slide frame.

Fig. 6 is a schematic structural diagram showing a slip stopper.

Fig. 7 is a partial sectional view of the structure embodying the cleaning mechanism.

Fig. 8 is a schematic view showing the fitting relationship between the cover and the operation hole.

In the figure, 1, a housing; 11. a rotating shaft; 12. rotating the rod; 13. a ruler strip; 131. a pull ring; 14. rotating the disc; 15. a handle; 16. a through hole; 17. a yielding groove; 18. an operation hole; 2. a clamping assembly; 21. a sliding groove; 22. a sliding block; 23. a connecting shaft; 24. a rolling cylinder; 25. a jacking spring; 3. a clamping mechanism; 31. a sliding frame; 311. a slider; 312. a sliding limiting groove; 32. a chute; 33. a power assembly; 331. a screw; 332. a driven bevel gear; 333. a drive bevel gear; 34. a clamping plate; 341. a sliding limiting block; 35. a tension spring; 36. a slide bar; 361. a limiting member; 3611. a card interface; 37. fixing the rod; 38. a kidney-shaped through hole; 39. a waist-shaped long hole; 4. a cleaning mechanism; 41. a rotating shaft; 411. a limiting groove; 42. a cleaning cartridge; 43. a connecting assembly; 431. a fixed cylinder; 4311. a limiting strip; 44. a drive assembly; 441. a driven gear; 442. a driving gear; 443. a drive motor; 444. a protective cover; 4441. heat dissipation holes; 5. installing a bolt; 6. sealing the cover; 61. and (4) mounting the groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a steel tape with a cleaning function disclosed by the present invention comprises a hollow housing 1, a rotating shaft 11 disposed in the middle of the housing 1, a rotating rod 12 for driving the rotating shaft 11 to rotate, and a tape 13 (not drawn to scale) wound around the circumference of the rotating shaft 11; one end of the rotating shaft 11 extends out of the side wall of the shell 1 and is fixedly connected with a rotating disc 14, the rotating rod 12 is perpendicular to the rotating disc 14, and the rotating rod 12 is fixedly connected with the rotating disc 14; the cross section of shell 1 is the cross setting, and the upper end rigid coupling of shell 1 has handle 15, and the lower extreme of shell 1 is sharp toper setting, and shell 1 is close to most advanced lateral wall and offers the through-hole 16 that is used for chi strip 13 business turn over shell 1, and the tip rigid coupling that stretches out through-hole 16 of chi strip 13 has the pull ring 131 that restricts the chi strip 13 tip and get into through-hole 16.

Referring to fig. 2 and 3, a plurality of clamping assemblies 2 for clamping the coiled ruler strip 13 are arranged in the housing 1, in this embodiment, one clamping assembly 2 is arranged, the clamping assembly 2 is located on a side wall of the housing 1, which is fixedly connected with the handle 15, the clamping assembly 2 comprises two sliding grooves 21 which are parallelly arranged on opposite side walls in the housing 1, the sliding grooves 21 are radially arranged along the coiled ruler strip 13, and the cross section of each sliding groove 21 is in a T-shaped arrangement; the sliding groove 21 is connected with a sliding block 22 in a sliding mode, the sliding block 22 can slide along the length direction of the sliding groove 21, a connecting shaft 23 is fixedly connected between the two opposite side walls of the sliding block 22, the connecting shaft 23 is perpendicular to the length direction of the sliding groove 21, a rolling barrel 24 is coaxially sleeved on the connecting shaft 23 and rotatably connected with the connecting shaft 23, a jacking spring 25 is arranged in the sliding groove 21, one end of the jacking spring 25 is fixedly connected with the side wall of the sliding block 22, which deviates from the ruler strip, and the other end of the jacking spring 25 is fixedly connected with the side wall of the sliding groove 21, which is far away from the ruler strip 13.

When a worker winds up the ruler strip 13, the rotating shaft 11 can be driven to rotate through the rotating rod 12, and the ruler strip 13 can enter the shell 1 from the through hole 16 under the driving of the rotating shaft 11; at this time, the supporting spring 25 supports the sliding blocks 22 to move towards the direction of the ruler strip 13, and then the connecting shaft 23 between the two sliding blocks 22 drives the rolling cylinder 24 to move towards the rolled ruler strip 13, so that the rolling cylinder 24 always props against the side wall of the ruler strip 13, and when the ruler strip 13 is stored and pulled out of the shell 1, the rolling cylinder 24 can synchronously rotate along with the ruler strip 13, and the friction resistance between the rolling cylinder 24 and the ruler strip 13 is reduced; the coiled measuring tape 13 can be tightly attached together under the limitation of the clamping assembly 2, so that the coiling of the measuring tape 13 is more tight, and the possibility of looseness of the steel measuring tape is reduced.

Referring to fig. 4 and 5, a clamping mechanism 3 for stretching the ruler strip 13 when the ruler strip 13 is rolled up is arranged in the housing 1, the clamping mechanism 3 comprises a sliding frame 31 arranged in the housing 1, the sliding frame 31 is a rectangular frame, an opening of the sliding frame 31 is arranged in parallel with a side wall of the housing, the opening of the sliding frame 31 can accommodate the ruler strip 13 to pass through the sliding frame, and the ruler strip 13 firstly passes through the rolling cylinder 24, then passes through the sliding hole and finally passes through the through hole 16 when extending out of the housing 1; a sliding block 311 is fixedly connected to the side wall of the sliding frame 31 facing one side of the shell, a sliding groove 32 for accommodating the sliding block 311 to slide is formed in the inner side wall of the shell 1, the sliding groove 32 is perpendicular to the sliding groove 21, the sliding groove 32 is arranged along the radial direction of the coiled ruler strip 13, and a power assembly 33 for driving the sliding block 311 to slide along the length direction of the sliding groove 32 is arranged in the sliding groove 32; a clamping plate 34 is connected in the sliding frame 31 in a sliding manner, and the clamping plate 34 is arranged in parallel with the ruler strip 13; the side wall of the sliding frame 31 fixedly connected with the sliding block 311 is provided with a sliding limiting groove 411312 with a T-shaped cross section, the sliding limiting groove 411312 is arranged in parallel with the sliding groove 32, a sliding limiting block 341 (see fig. 6) is connected in the sliding limiting groove 411312 in a sliding manner, and the sliding limiting block 341 is fixedly connected to the side wall of the clamping plate 34; the side wall of the sliding frame 31 parallel to the clamping plate 34 is provided with two extension springs 35 which support the clamping plate 34 to slide towards the coiled rear ruler strip 13, the extension springs 35 are arranged in parallel to the sliding limiting groove 411312, one end of each extension spring 35 is fixedly connected to the side wall of the sliding frame 31, and the other end of each extension spring 35 is fixedly connected to the side wall of the clamping plate 34; the ruler strip 13 passes through the clamping plate 34 and deviates from the space between the telescopic spring 35 and the sliding frame 31, at the moment, the clamping plate 34 moves towards the side wall of the sliding frame 31 under the jacking of the telescopic spring 35, so that the ruler strip 13 is clamped between the sliding frame 31 and the clamping plate 34, and then a reverse tensile force is given to the ruler strip 13 during winding, so that the ruler strip 13 is wound on the rotating shaft 11 more tightly; a sliding rod 36 is fixedly connected to the side wall of the clamping plate 34 away from the sliding limiting block 341, the sliding rod 36 is perpendicular to the length direction of the sliding groove 32, a fixing rod 37 parallel to the sliding rod 36 is fixedly connected to the side wall of the sliding frame 31, the fixing rod 37 is positioned on the side wall of the sliding frame 31 away from the ruler strip 13, a waist-shaped through hole 3816 for the sliding rod 36 to slide is formed in the sliding frame 31, a waist-shaped long hole 39 for the fixing rod 37 and the sliding rod 36 to slide is formed in the side wall of the housing 1, the waist-shaped through hole 3816 and the waist-shaped long hole 39 are positioned on the same plane and parallel to the sliding groove 32, and the size of the waist-shaped through hole 3816 is smaller than that of; the peripheral side wall that slide bar 36 passed waist shape through-hole 3816 and waist shape slot 39 is provided with the restriction piece 361 with slide bar 36 and dead lever 37 reciprocal anchorage, and restriction piece 361 sets up with slide bar 36 is perpendicular, and restriction piece 361 is connected with slide bar 36 rotation, and joint mouth 3611 has been seted up to the side wall of restriction piece 361, but joint mouth 3611 joint is on the peripheral of dead lever 37. When the ruler strip 13 is pulled out of the through hole 16, the sliding rod 36 can pull the clamping plate 34 to move along the length direction of the sliding limiting groove 411312 under the limitation of the sliding limiting block 341, so that the clamping plate 34 moves away from the ruler strip 13; after the slide bar slides to and has suitable interval with dead lever 37, the elastic deformation that this moment expanding spring 35 can take place the shrink under the top of grip block 34 is held, rotate restriction member 361 through the rotation tie point of restriction member 361 and slide bar, with the joint of restriction member 361 joint on dead lever 37 is global, then loosen the slide bar, expanding spring 35 holds the top of grip block 34 this moment, make between slide bar and the dead lever 37 keep stable interval under the restriction of restriction member 361, make things convenient for use restriction member 361 of chi strip 13 to be with reciprocal anchorage between slide bar and the dead lever 37, and then remove grip plate 34 to the clamping effort of chi strip 13, thereby make things convenient for the staff to slide chi strip 13 out of shell 1 and carry out measurement work.

Referring to fig. 2 and 3, the power assembly 33 includes a screw 331 disposed in the sliding slot 32, the screw 331 penetrates through a side wall of the sliding block 311 and is in threaded connection with the sliding block 311, two ends of the screw 331 are respectively rotatably connected with a side wall of the sliding slot 21, an end of the screw 331 facing the center of the housing 1 penetrates through a side wall of the sliding slot 32 and is fixedly connected with a driven bevel gear 332, a driving bevel gear 333 engaged with the driven gear 441 is fixedly connected to the rotating shaft 11, and a receding slot 17 for accommodating the driving bevel gear 333 and the driven bevel gear 332 to work cooperatively is formed on a side wall of the housing 1; when the rotating shaft 11 rotates the winding ruler 13, the screw 331 can drive the sliding frame 31 to move away from the wound ruler 13. When a worker winds the ruler strip 13, the diameter of the wound ruler strip 13 is gradually increased along with the gradual winding of the ruler strip 13, in order to enable the side wall of the sliding frame 31 to be always outside the side wall of the wound ruler strip 13, at the moment, when the worker can rotate the rotating shaft 11 through the rotating rod 12, the rotating shaft 11 can drive the driving bevel gear 333 to rotate, the driving bevel gear 333 rotates to drive the driven bevel gear 332 to rotate and further drive the screw 331 to rotate, the screw 331 rotates to drive the sliding block 311 to move along the length direction of the sliding chute 32, so that the sliding frame 31 can synchronously slide while winding along with the ruler strip 13, and the stable clamping of the clamping plate 34 and the sliding frame 31 on the ruler strip 13 is further maintained; when the ruler strip 13 is pulled out, the rotating shaft 11 is only required to be rotated reversely.

Referring to fig. 7 and 8, a cleaning mechanism 4 for cleaning the measuring tape 13 is disposed inside the through hole 16, the cleaning mechanism 4 includes two rotating shafts 41 disposed in the housing 1, the rotating shafts 41 are disposed perpendicular to the side walls of the housing 1, both ends of the rotating shafts 41 are rotatably connected to the side walls of the housing 1 through bearings (not shown in the figures), the two rotating shafts 41 are disposed on both sides of the measuring tape, and a cleaning cylinder 42 capable of abutting against the side walls of the measuring tape 13 is coaxially sleeved on the rotating shafts 41, the cleaning cylinder 42 is an elastic cloth with good elasticity; the housing 1 is provided with a driving assembly 44 for driving the two rotating shafts 41 to rotate, and the rotating shafts 41 rotate in the opposite direction to the direction in which the tape 13 is stored in the housing 1. When the ruler strip 13 is rolled up, the two rotating shafts 41 are driven to rotate by the driving assembly 44, so that dust on the ruler strip 13 is cleaned, and the cleaned dust is discharged out of the shell 1 from the through hole 16.

Referring to fig. 7 and 8, the driving assembly 44 includes a driven gear 441 disposed at an end of the rotating shaft 41, the end of the rotating shaft 41 penetrates through a sidewall of the housing 1 and is fixedly connected to a center of the driven gear 441, the two driven gears 441 are engaged with each other, one of the two driven gears 441 is engaged with a driving gear 442, a driving motor 443 for driving the driving gear 442 to rotate is disposed on the housing 1, and an output shaft of the driving motor 443 penetrates through a center of the driving gear 442 and is fixedly connected to a sidewall of the driving gear 442; be provided with the protection casing 444 that is used for protecting drive assembly 44 on the shell 1, protection casing 444 passes through construction bolt 5 and can dismantle with the lateral wall of shell 1 and be connected, and the lateral wall that driving motor 443 deviates from the output shaft is with the lateral wall fixed connection of protection casing 444, and offers on the protection casing 444 and be used for radiating a plurality of louvres 4441 of motor.

When the driving assembly 44 works, a worker only needs to turn on the driving motor 443, the driving gear 442 is driven by the rotation of the driving motor 443, the driving gear 442 drives the two driven gears 441 engaged with the driving gear 442 to rotate, and the two rotating shafts 41 rotate automatically in opposite directions, so that the cleaning cylinder 42 provides a same-direction friction force to the ruler strip 13.

Referring to fig. 7 and 8, an operation hole 18 is formed in a side wall of the housing 1 facing away from the protective shell, a sealing cover 6 covers the operation hole 18, the sealing cover 6 is detachably connected with the side wall of the housing 1 through a mounting bolt 5, a mounting groove 61 is formed in the side wall of the sealing cover 6 contacting with the rotating shaft 41, and the rotating shaft 41 can be inserted into the mounting groove 61 and detachably connected with the mounting groove 61. The cleaning cylinder 42 is detachably connected with the rotating shaft 41 through a connecting assembly 43, the connecting assembly 43 comprises a fixed cylinder 431 sleeved on the rotating shaft 41, the fixed cylinder 431 is fixedly connected with a limiting strip 4311 along the axial direction of the fixed cylinder 431 towards the side wall of the rotating shaft 41, a limiting groove 411 for accommodating the limiting strip 4311 to insert and slide is formed in the rotating shaft 41, and the inner side wall of the cleaning cylinder 42 is fixedly connected with the outer side wall of the fixed cylinder 431. When the worker uses the connecting assembly 43 to install the cleaning cylinder 42 on the rotating shaft 41, the worker only needs to make the limiting strip 4311 on the fixed cylinder 431 opposite to the limiting groove 411 on the rotating shaft 41, and then the fixed cylinder 431 can be sleeved on the rotating shaft 41 to complete the installation of the cleaning cylinder 42.

The implementation principle of the embodiment is as follows: when a worker uses the steel tape, the tip of the steel tape can be aligned to a point to be measured, another person pulls the tape 13 to another point to be measured, and a measurement task can be completed through a reading on the steel tape, when the steel tape is wound up, the rotating shaft 11 can be driven to rotate by the rotating rod 12, the tape 13 enters the housing 1 from the through hole 16 under the driving of the rotating shaft 11, the rotation of the rotating shaft 11 can drive the driving bevel gear 333 to rotate, the rotation of the driving bevel gear 333 can drive the driven bevel gear 332 to rotate, and further drive the screw 331 to rotate, the rotation of the screw 331 can drive the sliding block 311 to move along the length direction of the sliding groove 32, so that the sliding frame 31 synchronously slides while being wound up along with the tape 13, so that the sliding frame 31 is always far away from the side wall of the wound-up tape 13, the clamping plate 34 can always clamp the tape 13 under the propping of the extension spring 35, a stretching force is given to the ruler strip 13, and the stretched ruler strip 13 is finally wound on the lower side of the rolling cylinder 24, so that the ruler strip 13 is wound more neatly through extrusion of the rolling cylinder 24.

When the ruler strip 13 is wound, the driving assembly 44 can be opened to drive the rotating shaft 41 to rotate, the rotating shaft 41 can drive the cleaning cylinders 42 to scrape the surface of the ruler strip 13, meanwhile, the rotating direction of the rotating shaft 41 is opposite to the accommodating direction of the ruler strip 13, so that the two cleaning cylinders 42 are matched with each other, a tensile force can be given to the ruler strip 13, the cleaning efficiency of the cleaning cylinders 42 on the ruler strip 13 can be increased, and the ruler strip 13 can be accommodated on the rotating shaft 11 more tightly.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a steel tape with clean function, includes hollow shell (1), sets up pivot (11) at shell (1) middle part, drive pivot (11) pivoted dwang (12) and rolling chi strip (13) on pivot (11) global, its characterized in that: the lateral wall of shell (1) is offered through-hole (16) that are used for chi strip (13) to get into shell (1), through-hole (16) inboard is provided with clean mechanism (4) that are used for cleaning chi strip (13), clean mechanism (4) are all rotated with the lateral wall of shell (1) and are connected including setting up two axis of rotation (41) in shell (1), and both ends of axis of rotation (41) are connected, and two axis of rotation (41) are located the both sides setting of tape measure respectively, and cup joint on axis of rotation (41) and can paste clean section of thick bamboo (42) of leaning on chi strip (13) lateral wall, be provided with two axis of rotation (41) pivoted drive assembly (44) of drive on shell (1), and the rotation direction of axis of rotation (41) and the opposite direction of chi strip (13) accomodate into shell (1).

2. A steel tape with a cleaning function according to claim 1, wherein: the driving assembly (44) comprises driven gears (441) arranged at the end parts of the rotating shafts (41), the two driven gears (441) are meshed with each other, one of the two driven gears (441) is meshed with a driving gear (442), a driving motor (443) for driving the driving gear (442) to rotate is arranged on the shell (1), and an output shaft of the driving motor (443) penetrates through the center of the driving gear (442) and is fixedly connected with the side wall of the driving gear (442).

3. A steel tape with a cleaning function according to claim 2, characterized in that: the protective cover (444) used for protecting the driving assembly (44) is arranged on the shell (1), and the protective cover (444) is detachably connected with the side wall of the shell (1) through a mounting bolt (5).

4. A steel tape with a cleaning function according to claim 3, wherein: the cleaning cylinder (42) is elastic cloth with better elasticity.

5. A steel tape with a cleaning function according to claim 4, characterized in that: operating hole (18) have been seted up on the lateral wall of shell (1), operating hole (18) are gone up to cover and are stamped closing cap (6), closing cap (6) can be dismantled with lateral wall accessible construction bolt (5) of shell (1) and be connected, closing cap (6) are located axis of rotation (41) and deviate from the tip of driven gear (441), and have seted up mounting groove (61) on closing cap (6) and the lateral wall of axis of rotation (41) contact, axis of rotation (41) can be dismantled with mounting groove (61) and be connected, clean section of thick bamboo (42) through coupling assembling (43) with axis of rotation (41) can be dismantled and be connected.

6. A steel tape with a cleaning function according to claim 5, characterized in that: coupling assembling (43) are including cup jointing fixed section of thick bamboo (431) on axis of rotation (41), fixed section of thick bamboo (431) have spacing strip (4311) towards the lateral wall of axis of rotation (41) along the axial rigid coupling of fixed section of thick bamboo (431), set up on axis of rotation (41) and hold spacing strip (4311) and insert spacing groove (411) that slide, the inside wall of a clean section of thick bamboo (42) and the lateral wall fixed connection of fixed section of thick bamboo (431).

7. A steel tape with a cleaning function according to claim 1, wherein: the shell (1) is also provided with a handle (15).