Coring machine for pavement construction

Abstract

The utility model provides a coring machine for road construction, which relates to the technical field of road construction, and comprises a movable base, a shielding protection mechanism is arranged below the movable base, and the shielding protection mechanism comprises a shielding cover, an annular shunting pipe, a spray head, a water storage tank, a submersible pump and a conveying pipe, a shielding protection mechanism is arranged on the movable base, water spraying cooling and sewage splashing prevention are achieved through the shielding protection mechanism, a supporting moving mechanism is arranged below the movable base, the supporting moving mechanism comprises a hydraulic cylinder, a lifting plate, a storage sleeve, a movable plate and moving wheels, and through cooperative use of the shielding protection mechanism and the supporting moving mechanism, the effects of being convenient to move, walk and carry are achieved; the coring device is simple in structure and convenient to operate, stable supporting is conducted during working, the stability during coring is guaranteed, automatic water spraying cooling is conducted in the coring process, splashed sewage is blocked, the labor force of manually holding a water pipe by hand is reduced, and the effect that clothes are prevented from being polluted is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to road construction technical field especially relates to a core drill for road surface construction. BACKGROUND

[0002] Road engineering refers to the whole process of planning, design, construction, maintenance and management of road and the engineering entity engaged in, like other any class of civil engineering, road engineering has obvious technical, economic and management characteristics, and the concrete drilling core machine is usually used in road construction, the concrete drilling core machine has two purposes, one is horizontal plane drilling, which is suitable for road stud installation, road pile installation, bridge drilling operation regulation, integrated house pile drilling and the like, and has been widely applied to traffic engineering company, China Railway Group, integrated house company and the like, and the other is core taking, which is suitable for road surface core taking for test, and has been widely applied to detection centers in various places.

[0003] Like a kind of core drill for road construction of hollow drill bit convenient to replace disclosed in Chinese patent document (announcement number:CN214836086U), this patent can realize the quick adjustment of the height of drill bit part by U-shaped connecting frame and fixing frame, and height adjustment work can be completed by only operating rotating disc when using, so that the operation equipment can become more simple, at the same time, hand push rod is pushed, and the quick movement of equipment can be completed by universal wheel at the bottom of equipment, so that equipment can be more conveniently completed to take the core of building material in complex construction environment, and the efficiency of equipment design is embodied.

[0004] However, in the actual working process of core drill bit, high heat is generated, so the operator needs to hold water pipe to flush and rinse core drill bit for cooling, which is relatively labor-intensive, and since core drill bit is in high-speed rotating state, sewage and slurry are splashed everywhere, which pollutes the clothes of operator. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the problems existing in the prior art, and the operator needs to hold water pipe to flush and rinse core drill bit for cooling in the actual working process of core drill bit, which is relatively labor-intensive, and splashed sewage and slurry pollute the clothes of operator.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A kind of core drill for road surface construction, including mobile base, the lower portion of mobile base is provided with shielding protection mechanism, and shielding protection mechanism includes shielding cover, annular shunt, spray head, water storage tank, submersible pump and delivery pipe, and shielding protection mechanism is used to realize water spraying cooling and place sewage splashing;

[0008] The lower part of the mobile base is provided with a support moving mechanism, and the support moving mechanism comprises a hydraulic cylinder, a lifting plate, a receiving sleeve, a movable plate and a moving wheel.

[0009] Preferably, the upper end of the shielding cover is fixedly connected with the lower end of the mobile base, the upper end of the mobile base is provided with a through hole, one end of the through hole is communicated with the inner top wall of the shielding cover, the outer part of the shielding cover is provided with annularly arranged overflow grooves, the upper end of the annular shunt pipe is fixedly connected with the inner top wall of the shielding cover, and a plurality of the spray heads are fixedly installed at the lower end of the annular shunt pipe in an annular array.

[0010] Preferably, the lower end of the water storage tank is fixedly connected with the upper end of the mobile base, the upper end of the water storage tank is fixedly communicated with an adding pipe, the submersible pump is installed on the inner bottom wall of the water storage tank, one end of the conveying pipe is fixedly communicated with the water outlet end of the submersible pump, and the other end of the conveying pipe penetrates through the mobile base and is fixedly communicated with the upper end of the annular shunt pipe.

[0011] Preferably, a plurality of the receiving sleeves are symmetrically arranged and fixedly connected at the lower end of the mobile base in groups of two, the opposite surfaces of each group of the receiving sleeves are provided with stroke grooves, the inner wall of the receiving sleeve is movably sleeved with the outer part of the movable plate, and the upper end of the moving wheel is fixedly installed at the lower end of the movable plate.

[0012] Preferably, the two ends of the lifting plate penetrate through the stroke grooves and are fixedly connected with one side of the movable plate, the two hydraulic cylinders are symmetrically arranged and fixedly installed at the lower end of the mobile base, and one end of the hydraulic cylinder piston rod is fixedly connected with the upper end of the lifting plate.

[0013] Preferably, the upper end of the mobile base is fixedly connected with a support frame, the inner walls of the two sides of the support frame are provided with symmetrically arranged guide sliding grooves, the inner walls of the guide sliding grooves are slidably connected with guide sliding blocks, the opposite surfaces of the two guide sliding blocks are fixedly connected with threaded blocks, the upper end of the support frame is fixedly installed with a servo motor, and the output shaft of the servo motor is fixedly installed with a lead screw through a shaft coupling.

[0014] Preferably, one end of the lead screw penetrates through the support frame and is rotatably connected with the upper end of the mobile base through a bearing, one side of the threaded block is fixedly connected with a mounting block, the inner wall of the mounting block is fixedly installed with a driving motor, the output shaft of the driving motor is fixedly installed with a rotating shaft through a shaft coupling, and the lower end of the rotating shaft is fixedly connected with a hollow drill rod.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] In this utility model, the combined use of the shielding and protective mechanism and the supporting and moving mechanism facilitates easy movement and carrying, provides stable support during operation, ensures stability during core extraction, and automatically sprays water to cool the core and blocks splashing sewage during the core extraction process. This not only reduces the labor required to manually hold the water pipe, but also avoids contamination of clothing. Attached Figure Description

[0017] Figure 1 A schematic diagram of the main structure of a core sampling machine for road construction provided by this utility model;

[0018] Figure 2 A perspective view of the movable base structure of a core sampling machine for road construction provided by this utility model;

[0019] Figure 3 A perspective view of the support frame structure of a core sampling machine for road construction provided by this utility model;

[0020] Figure 4 A three-dimensional view of the water tank structure of a core sampling machine for road construction provided by this utility model;

[0021] Figure 5 A perspective view of the shielding structure of a core sampling machine for road construction provided by this utility model;

[0022] Figure 6 An exploded view of the storage sleeve structure of a core sampling machine for road construction provided by this utility model.

[0023] Legend: 1. Movable base; 2. Shielding cover; 21. Annular diverter pipe; 22. Nozzle; 23. Water tank; 24. Submersible pump; 25. Delivery pipe; 26. Through hole; 27. Overflow groove; 28. Adding pipe; 3. Hydraulic cylinder; 31. Lifting plate; 32. Storage sleeve; 33. Movable plate; 34. Moving wheel; 35. Stroke groove; 4. Support frame; 5. Guide slide; 6. Guide slider; 7. Threaded block; 8. Servo motor; 9. Lead screw; 10. Mounting block; 11. Drive motor; 12. Rotary shaft; 13. Hollow drill rod. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0025] For the convenience of understanding the utility model, the following will be described in relation to the utility model more fully, a number of embodiments of the utility model are given, however, the utility model can be realized in many different forms, and is not limited to the embodiments described herein, on the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0026] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there can be intervening elements, and when an element is referred to as being "connected to" another element, it can be directly connected to the other element or there can be intervening elements, the terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs, the terminology used in the specification of the utility model herein is only for the purpose of describing specific embodiments and is not intended to limit the utility model, the term "and / or" used herein includes any and all combinations of one or more of the associated listed items.

[0028] Embodiments

[0029] As Figures 1-6 shown, the utility model provides a kind of technical scheme: a coring machine for road construction, including mobile base 1, the lower portion of mobile base 1 is provided with shielding protection mechanism, and shielding protection mechanism includes shielding cover 2, annular shunt pipe 21, spray head 22, water storage tank 23, submersible pump 24 and delivery pipe 25, by shielding protection mechanism, it is realized to splash sewage and place water spray cooling;

[0030] The lower portion of mobile base 1 is provided with support moving mechanism, and support moving mechanism includes hydraulic cylinder 3, lifting plate 31, storage sleeve 32, movable plate 33 and moving wheel 34, by support moving mechanism, it is realized to facilitate mobile walking and stable support.

[0031] The upper end of shielding cover 2 and the lower end of mobile base 1 are fixedly connected by firm connection mode, ensure that it does not loosen during coring process, when coring machine works, the stability of mobile base 1 directly influences the protection effect of shielding cover 2, the firm structure of mobile base 1 can withstand the vibration and impact force generated during coring process, so as to ensure that shielding cover 2 is always in correct position, effectively play its shielding and protection role.

[0032] The upper end of the shielding cover 2 is fixedly connected with the lower end of the mobile base 1, the upper end of the mobile base 1 is provided with a through hole 26, one end of the through hole 26 is communicated with the inner top wall of the shielding cover 2, and the outer portion of the shielding cover 2 is provided with annularly arranged overflow grooves 27, which play a role in discharging excess water during the water spraying cooling process, preventing the accumulation of water from affecting the coring work.

[0033] The upper end of the annular shunt pipe 21 is fixedly connected with the inner top wall of the shielding cover 2, and a plurality of nozzles 22 are fixedly installed at the lower end of the annular shunt pipe 21 in an annular array distribution, which can make the water spraying more uniform and fully cover the coring area, achieving effective cooling and preventing sewage splashing.

[0034] The lower end of the water storage tank 23 is fixedly connected with the upper end of the mobile base 1, the upper end of the water storage tank 23 is fixedly communicated with an adding pipe 28, which facilitates the operator to add water at any time, and the submersible pump 24 is installed on the inner bottom wall of the water storage tank 23, the performance and power of the submersible pump 24 are selected according to the working requirements of the coring machine to ensure sufficient water pressure and flow.

[0035] One end of the conveying pipe 25 is fixedly communicated with the water outlet end of the submersible pump 24, the other end of the conveying pipe 25 penetrates through the mobile base 1 and is fixedly communicated with the upper end of the annular shunt pipe 21, the conveying pipe 25 conveys water from the water storage tank 23 to the nozzles 22, and the conveying pipe 25 should have good pressure resistance and sealing performance to prevent water leakage.

[0036] A plurality of receiving sleeves 32 are fixedly connected to the lower end of the mobile base 1 in two groups and symmetrically distributed, the opposite surfaces of each group of receiving sleeves 32 are provided with stroke grooves 35, the inner wall of the receiving sleeve 32 is movably sleeved with the outer portion of the movable plate 33, and the upper end of the moving wheel 34 is fixedly installed on the lower end of the movable plate 33, the receiving sleeve 32 provides a receiving space for the movable plate 33 and the moving wheel 34, and the moving wheel 34 should have good wear resistance and carrying capacity to adapt to different road conditions.

[0037] The two ends of the lifting plate 31 penetrate through the stroke grooves 35 and are fixedly connected with one side of the movable plate 33, and two hydraulic cylinders 3 are fixedly installed on the lower end of the mobile base 1 in a symmetrical distribution, one end of the hydraulic cylinder 3 piston rod is fixedly connected with the upper end of the lifting plate 31, and when the hydraulic cylinder 3 works, the lifting plate 31 can drive the movable plate 33 to move up and down.

[0038] The upper end of the mobile base 1 is fixedly connected with a support frame 4, the inner walls of the two sides of the support frame 4 are provided with symmetrically distributed guide sliding grooves 5, the inner walls of the guide sliding grooves 5 are slidably connected with guide sliding blocks 6, the opposite surfaces of the two guide sliding blocks 6 are fixedly connected with threaded blocks 7, the upper end of the support frame 4 is fixedly installed with a servo motor 8, the output shaft of the servo motor 8 is fixedly installed with a lead screw 9 through a shaft coupling, and the guide sliding groove 5 is used in cooperation with the guide sliding block 6, so that the threaded block 7 is stably lifted and moved.

[0039] One end of the lead screw 9 penetrates through the support frame 4 and is rotatably connected with the upper end of the mobile base 1 through a bearing, one side of the threaded block 7 is fixedly connected with a mounting block 10, the inner wall of the mounting block 10 is fixedly installed with a driving motor 11, the output shaft of the driving motor 11 is fixedly installed with a rotating shaft 12 through a shaft coupling, the lower end of the rotating shaft 12 is fixedly connected with a hollow drill rod 13, and the driving motor 11 drives the hollow drill rod 13 to rotate through the rotating shaft 12 and cooperates with the downward movement of the mounting block 10 to perform coring operation.

[0040] The working process of the utility model:

[0041] Step one, the operator drives the device to move through the mobile wheels 34 below the mobile base 1, when it is moved to the position where coring is needed, it is aligned with the center of the through hole 26, then the hydraulic cylinder 3 is started to retract, the retraction of the hydraulic cylinder 3 drives the mobile wheels 34 to be stored in the storage sleeve 32 through the cooperation of the lifting plate 31 and the movable plate 33, at this time, the lower end of the storage sleeve 32 is in contact with the ground, and the lower end of the shielding cover 2 is in contact with the ground, so as to stably support the subsequent drilling and coring through the self-weight of the device;

[0042] Step two, the driving motor 11 is started to work, the hollow drill rod 13 is driven to rotate through the rotating shaft 12, the servo motor 8 is started to drive the lead screw 9 to rotate clockwise, the rotation of the lead screw 9 drives the threaded block 7 to stably move downward through the cooperation of the guide sliding block 6 and the guide sliding groove 5, the movement of the threaded block 7 drives the rotating hollow drill rod 13 to move downward through the mounting block 10, so that the hollow drill rod 13 penetrates through the through hole 26 and enters the shielding cover 2 to drill the ground;

[0043] Step three, the submersible pump 24 is started to work at the same time, the water in the water storage tank 23 is delivered into the annular shunt pipe 21 through the delivery pipe 25, and is sprayed through the plurality of nozzles 22, so as to cool the hollow drill rod 13, the splashing sewage is blocked by the shielding cover 2, so as to avoid splashing, and the sewage flows out through the overflow groove 27, after the coring is completed, the hydraulic cylinder 3 is started to extend, the lifting plate 31 and the movable plate 33 drive the mobile wheels 34 to extend through the cooperation of the counterforce, so as to facilitate subsequent pushing and walking.

[0044] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A coring machine for road construction comprising a mobile base (1), characterised in that: The lower part of the mobile base (1) is provided with a shielding protection mechanism, and the shielding protection mechanism comprises a shielding cover (2), an annular shunt pipe (21), a spray head (22), a water storage tank (23), a submersible pump (24) and a conveying pipe (25), which realizes water spraying cooling and prevents sewage splashing through the shielding protection mechanism; The lower part of the mobile base (1) is provided with a supporting and moving mechanism, and the supporting and moving mechanism comprises a hydraulic cylinder (3), a lifting plate (31), a storage sleeve (32), a movable plate (33) and a mobile wheel (34), which realizes convenient movement and stable support through the supporting and moving mechanism.

2. A coring machine for road construction as claimed in claim 1, characterized in that: The upper end of the shielding cover (2) is fixedly connected with the lower end of the mobile base (1), a through hole (26) is formed in the upper end of the mobile base (1), one end of the through hole (26) is communicated with the inner top wall of the shielding cover (2), a plurality of overflow grooves (27) are arranged in an annular array on the outside of the shielding cover (2), the upper end of the annular shunt pipe (21) is fixedly connected with the inner top wall of the shielding cover (2), and a plurality of spray heads (22) are fixedly installed on the lower end of the annular shunt pipe (21) in an annular array.

3. A coring machine for road construction as claimed in claim 1, characterized in that: The lower end of the water storage tank (23) is fixedly connected with the upper end of the mobile base (1), the upper end of the water storage tank (23) is fixedly communicated with an adding pipe (28), the submersible pump (24) is installed on the inner bottom wall of the water storage tank (23), one end of the conveying pipe (25) is fixedly communicated with the water outlet end of the submersible pump (24), and the other end of the conveying pipe (25) penetrates through the mobile base (1) and is fixedly communicated with the upper end of the annular shunt pipe (21).

4. A coring machine for road construction as defined in claim 1, characterized in that: A plurality of storage sleeves (32) are arranged in two groups and fixedly connected to the lower end of the mobile base (1) in a symmetrical manner, a travel groove (35) is formed in the opposite surfaces of each group of storage sleeves (32), the inner wall of the storage sleeve (32) is movably sleeved with the outer part of the movable plate (33), and the upper end of the mobile wheel (34) is fixedly installed on the lower end of the movable plate (33).

5. A coring machine for road construction as defined in claim 1, characterized in that: The two ends of the lifting plate (31) penetrate through the travel grooves (35) and are fixedly connected with one side of the movable plate (33), and two hydraulic cylinders (3) are fixedly installed on the lower end of the mobile base (1) in a symmetrical manner, and one end of the piston rod of the hydraulic cylinder (3) is fixedly connected with the upper end of the lifting plate (31).

6. A coring machine for use in road construction as defined in claim 1, characterized in that: The upper end of the mobile base (1) is fixedly connected with a support frame (4), the inner walls of the two sides of the support frame (4) are fixedly connected with guide sliding grooves (5) arranged in a symmetrical manner, the inner walls of the guide sliding grooves (5) are slidably connected with guide sliding blocks (6), the opposite surfaces of the two guide sliding blocks (6) are fixedly connected with threaded blocks (7), the upper end of the support frame (4) is fixedly installed with a servo motor (8), and the output shaft of the servo motor (8) is fixedly installed with a lead screw (9) through a shaft coupling.

7. A coring machine for road construction as claimed in claim 6 wherein: One end of the lead screw (9) penetrates the support frame (4) and is rotatably connected with the upper end of the moving base (1) through a bearing, one side of the threaded block (7) is fixedly connected with a mounting block (10), the inner wall of the mounting block (10) is fixedly installed with a driving motor (11), the output shaft of the driving motor (11) is fixedly installed with a rotating shaft (12) through a shaft coupling, and the lower end of the rotating shaft (12) is fixedly connected with a hollow drill rod (13).

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