CN212404754U

CN212404754U - Cement highway section cutting device is used in road construction

Info

Publication number: CN212404754U
Application number: CN202020552832.5U
Authority: CN
Inventors: 于可可
Original assignee: Shenzhen Longjian Construction Engineering Co ltd
Current assignee: Shenzhen Longjian Construction Engineering Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2021-01-26
Anticipated expiration: 2030-04-14

Abstract

The utility model relates to a road construction equipment technical field just discloses a cement road section cutting device for road construction. The utility model comprises a cutting machine body, wherein the front and the back of the cutting machine body are both provided with adjusting grooves, the upper end and the lower end of the inner wall of the adjusting groove are rotationally connected with a screw rod, the top end of the screw rod penetrates through the cutting machine body and extends to the outside, the upper end of the surface of the screw rod on the front side is fixedly sleeved with a driving wheel, the upper and lower positions of the push handle are adjusted in the adjusting groove by the nut seat, so that the push handle can be matched with the height or the arm position of a user, the operation of the user is greatly facilitated, the use comfort and the working efficiency of a user are improved, the utility value is very high, and the push handle is limited by rotating around the shaft lever, and the push handle can be folded when being stored by matching with the downward movement of the nut seat, so that the integral plane area of the device is reduced, the phenomenon that the device occupies too much space when being stored is avoided, and other materials are conveniently stored.

Description

Cement highway section cutting device is used in road construction

Technical Field

The utility model relates to a road construction equipment technical field especially relates to a cement road section cutting device for road construction.

Background

Road construction is a vital part in the capital construction project of China, most of roads are built by using concrete as a material, the cement releases a large amount of heat when hydrated, the temperature of the concrete rises, most of the cement hydration reactions are finished, the temperature of the concrete begins to drop, the concrete is coagulated and hardened in the process of temperature reduction, the concrete cracks due to shrinkage caused by temperature reduction, and the crack directions are random, so that the quality and the service life of the road are seriously affected, so that a related cutting device is required to be used for cutting the cracks of the road to induce and control the positions and the directions of the shrinkage cracks of the concrete road, the cutting device needs a user to control the position of the pushing handle by holding the hand, but the pushing handle of the existing road cutting device is fixed on the cutting device and cannot adjust the position of the pushing handle according to the height or the position of an arm of a user, the operation of inconvenient different user of service has influenced work efficiency greatly, and extends outside promotion handle greatly increased cutting device's planar area alone, can invade the space that occupies great partly when depositing cutting device, is unfavorable for looking for parking space, still influences depositing of other goods and materials very much.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: present road surface cutting device's promotion handle all is fixed on cutting device, its unable position that promotes the handle of adjusting according to user's height or arm position, inconvenient different user's operation, work efficiency is greatly influenced, and extend outside promotion handle greatly increased cutting device's plane area alone, can invade the space that occupies great partly when depositing cutting device, be unfavorable for looking for the parking space, still influence depositing of other goods and materials very much, and a road construction cement road section cutting device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a cement highway section cutting device for road construction, includes the cutting organism, the adjustment tank has all been seted up at the front and the back of cutting organism, the upper and lower both ends of adjustment tank inner wall are rotated and are connected with the lead screw, the top of lead screw is run through the cutting organism and extend to the outside, and is positive the fixed cover in upper end on lead screw surface has connect the action wheel, and the back the fixed cover in upper end on lead screw surface has connect from the driving wheel, pass through belt transmission from the driving wheel and be connected with the action wheel.

The surface thread of lead screw has the nut seat, nut seat sliding connection is in the adjustment tank, the nut seat surface deviates from adjustment tank one side fixedly connected with axostylus axostyle, the one end fixedly connected with stopper of nut seat is kept away from to the axostylus axostyle, the locked groove has been seted up on the surface of stopper, the surface rotation of axostylus axostyle is connected with the promotion handle, the spout has been seted up to the one end that the promotion handle surface is close to the axostylus axostyle, the inside sliding connection of spout has with locked groove matched with locking piece, and the inside activity of spout has cup jointed the pressure spring, the both ends of pressure spring respectively with locking piece and spout fixed connection, the one end rotation that the axostylus axostyle was kept away from on the.

Preferably, the top end of the screw rod is fixedly connected with a rotating handle above the driving wheel, and the surface of the rotating handle is provided with a power-assisted jack.

Preferably, the number of the locking grooves is two, and the two locking grooves are distributed on the surface of the limiting block in a 90-degree fan shape.

Preferably, the length of the slidable distance of the locking piece is 1.2 times of the length of the locking groove.

Preferably, the surfaces of the shaft lever and the screw rod are fixedly sleeved with bearings, and outer rings of the bearings are fixedly sleeved with the pushing handle and the cutting machine body respectively.

Preferably, the bottom on the surface of the pushing handle is rotatably connected with an inclined pull rod, and the front and the back of the cutting machine body are provided with clamping grooves matched with the inclined pull rods.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a nut seat adjusts the upper and lower position that promotes the handle in the adjustment tank, makes promotion handle can cooperate user's height or arm position, has made things convenient for user's operation greatly, and has improved user's use travelling comfort and work efficiency, has practical value very much.

(2) The utility model discloses a to promote the handle and rotate spacingly around the axostylus axostyle to moving down of cooperation nut seat makes and promotes the handle and can fold when depositing, has reduced the holistic planar area of device, has avoided it to encroach when depositing too much space, has made things convenient for and has deposited other goods and materials.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a left side view of the present invention;

fig. 4 is a cross-sectional plan view of the present invention;

fig. 5 is an enlarged view of the point B in fig. 4 according to the present invention.

In the figure: 1. cutting the machine body; 2. an adjustment groove; 3. a screw rod; 4. a driving wheel; 5. a driven wheel; 6. a nut seat; 7. a shaft lever; 8. a limiting block; 9. locking the groove; 10. pushing the handle; 11. a chute; 12. a locking block; 13. a deflector rod; 14. a steel cord; 15. and (5) pressing a spring.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a cement road section cutting device for road construction comprises a cutting machine body 1, wherein both the front and back of the cutting machine body 1 are provided with adjusting grooves 2, the upper and lower ends of the inner wall of the adjusting grooves 2 are rotatably connected with lead screws 3, the top ends of the lead screws 3 penetrate through the cutting machine body 1 and extend to the outside, the upper ends of the surfaces of the lead screws 3 on the front are fixedly sleeved with driving wheels 4, the upper ends of the surfaces of the lead screws 3 on the back are fixedly sleeved with driven wheels 5, the driven wheels 5 are connected with the driving wheels 4 through belt transmission, the top ends of the lead screws 3 are fixedly connected with rotating handles above the driving wheels 4, the surfaces of the rotating handles are provided with power-assisted insertion holes, users can insert power-assisted rods in the power-assisted insertion holes to easily control the rotation of the lead screws 3, the surface of the lead screws 3 is in threaded connection with nut seats 6, the, the surface of the nut seat 6 is fixedly connected with a shaft lever 7 at one side deviating from the adjusting groove 2, one end of the shaft lever 7 far away from the nut seat 6 is fixedly connected with a limiting block 8, the surface of the limiting block 8 is provided with a locking groove 9, the surface of the shaft lever 7 is rotatably connected with a push handle 10, the surfaces of the shaft lever 7 and a screw rod 3 are fixedly sleeved with bearings, the outer rings of the bearings are respectively fixedly sleeved with the push handle 10 and a cutting machine body 1, the bearings can effectively reduce the friction coefficient in the motion process of the shaft lever 7 and the screw rod 3 and ensure the rotation precision of the shaft lever, one end of the surface of the push handle 10 close to the shaft lever 7 is provided with a sliding groove 11, the inner part of the sliding groove 11 is slidably connected with a locking block 12 matched with the locking groove 9, the number of the locking grooves 9 is two, the two locking grooves 9 are distributed in a 90-, the folding and containing actions are realized, a pressure spring 15 is movably sleeved in a sliding groove 11, two ends of the pressure spring 15 are respectively and fixedly connected with a locking block 12 and the sliding groove 11, one end of the surface of a push handle 10, which is far away from a shaft rod 7, is rotatably connected with a shift lever 13, the surface of the shift lever 13 is fixedly connected with a steel rope 14, one end of the steel rope 14, which is far away from the shift lever 13, is fixedly connected with the locking block 12, the length of the slidable distance of the locking block 12 is 1.2 times of the length of a locking groove 9, so that the locking connection between the locking block 12 and the locking groove 9 can be released when the shift lever 13 pulls the locking block 12 to slide through the steel rope 14, the bottom end of the surface of the push handle 10 is rotatably connected with a diagonal draw bar, clamping grooves matched with the diagonal draw bar are formed in the front and the back of the cutting machine body 1, a triangular structure with a stable effect can be formed with, adjust the upper and lower position that promotes handle 10 in adjustment tank 2 through nut seat 6, make promotion handle 10 can cooperate user's height or arm position, user's operation has been made things convenient for greatly, and user's use travelling comfort and work efficiency have been improved, practical value has very much, and it is spacing around axostylus axostyle 7 to rotate through promoting handle 10, and cooperation nut seat 6 moves down, it can fold when depositing to make promotion handle 10, the holistic planar area of device has been reduced, it invades too much space when having avoided it to deposit, other goods and materials have been made things convenient for and have been deposited.

In the utility model, when the user uses the device, firstly the diagonal draw bar is taken out from the clamping groove, then the boosting rod is inserted on the rotating handle, and the two screw rods 3 are simultaneously rotated through the matching of the driving wheel 4 and the driven wheel 5, then the handle 10 is controlled and pushed to move up and down through the nut seat 6 matched with the screw rods 3 according to the specific needs of the user so as to match the user, the boosting rod can be pulled out after the adjustment is finished, the cutting work can be started, the device pulls the shifting lever 13 through the steel rope 14 to pull the locking block 12 to slide and remove the locking and clamping state of the pushing handle 10 and the limiting block, then the handle 10 is pushed by rotating around the shaft lever 790 degrees, the shifting lever 13 is loosened to enable the spring to push the locking block 12 to be locked and connected with the limiting block again, at the moment, the rotating handle can be reused to synchronously move down to be folded and stored through, the device can then be stored.

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.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a cement highway section cutting device for road construction, includes cutting organism (1), its characterized in that: the front side and the back side of the cutting machine body (1) are both provided with an adjusting groove (2), the upper end and the lower end of the inner wall of the adjusting groove (2) are rotatably connected with a screw rod (3), the top end of the screw rod (3) penetrates through the cutting machine body (1) and extends to the outside, the upper end of the surface of the screw rod (3) on the front side is fixedly sleeved with a driving wheel (4), the upper end of the surface of the screw rod (3) on the back side is fixedly sleeved with a driven wheel (5), and the driven wheel (5) is in transmission connection with the driving wheel (;

the surface of the screw rod (3) is in threaded connection with a nut seat (6), the nut seat (6) is in sliding connection with the inside of the adjusting groove (2), one side of the surface of the nut seat (6) far away from the adjusting groove (2) is fixedly connected with a shaft lever (7), one end of the shaft lever (7) far away from the nut seat (6) is fixedly connected with a limiting block (8), the surface of the limiting block (8) is provided with a locking groove (9), the surface of the shaft lever (7) is rotationally connected with a push handle (10), one end of the surface of the push handle (10) close to the shaft lever (7) is provided with a sliding groove (11), the inside of the sliding groove (11) is in sliding connection with a locking block (12) matched with the locking groove (9), a pressure spring (15) is movably sleeved inside the sliding groove (11), and two ends of the pressure spring (15) are respectively and fixedly connected, one end, far away from the shaft lever (7), of the surface of the pushing handle (10) is rotatably connected with a shifting lever (13), a steel rope (14) is fixedly connected to the surface of the shifting lever (13), and one end, far away from the shifting lever (13), of the steel rope (14) is fixedly connected with the locking block (12).

2. The cement road section cutting device for road construction according to claim 1, characterized in that: the top of lead screw (3) and the top fixedly connected with of action wheel (4) rotate the handle, the surface of rotating the handle has seted up the helping hand jack.

3. The cement road section cutting device for road construction according to claim 1, characterized in that: the number of the locking grooves (9) is two, and the two locking grooves (9) are distributed on the surface of the limiting block (8) in a 90-degree fan shape.

4. The cement road section cutting device for road construction according to claim 1, characterized in that: the length of the slidable distance of the locking block (12) is 1.2 times of the length of the locking groove (9).

5. The cement road section cutting device for road construction according to claim 1, characterized in that: the surface of the shaft lever (7) and the surface of the screw rod (3) are fixedly sleeved with bearings, and the outer rings of the bearings are fixedly sleeved with the pushing handle (10) and the cutting machine body (1) respectively.

6. The cement road section cutting device for road construction according to claim 1, characterized in that: the bottom on promotion handle (10) surface rotates and is connected with the diagonal draw bar, the front and the back of cutting organism (1) all are provided with the draw-in groove with diagonal draw bar matched with.