CN210529460U

CN210529460U - Construction equipment for old road reconstruction

Info

Publication number: CN210529460U
Application number: CN201920963997.9U
Authority: CN
Inventors: 任钰芳; 王随原; 曾峰
Original assignee: China Road and Bridge Corp
Current assignee: China Road and Bridge Corp
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-05-15
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a construction device for old road reconstruction, which comprises an air pick main body, an air pick bracket, a damping component and a fixing component, wherein the air pick main body comprises a pick head, an air pick cylinder body and a pick handle; the air pick bracket comprises a pair of first horizontal rods, a plurality of second horizontal rods which are in cross connection with the first horizontal rods, and a supporting part which forms a certain included angle with the plane where the pair of first horizontal rods are located; the damping component is respectively connected with the air pick cylinder body and the supporting part to mainly play a damping role; the fixing component is respectively connected with the pick handle and the supporting part and mainly plays a role in fixing the air pick main body. The utility model discloses a pneumatic pick main part is fixed to the pneumatic pick support, reduces the degree of difficulty of the fixed pneumatic pick main part of user of service, and damper assembly's cushioning effect can reduce the injury that pneumatic pick main part vibrations caused the user of service.

Description

Construction equipment for old road reconstruction

Technical Field

The utility model relates to a road construction mechanical equipment technical field, concretely relates to construction equipment that old way was reformed transform.

Background

The pneumatic pick machine is used for pushing a pick head to reciprocate by taking compressed air as power to break an old road surface to be reformed, then cleaning, paving and the like are carried out, the pneumatic pick machine is used for crushing the old road surface to be reformed, and further crushing a hard object.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.

The utility model discloses the impact when just rebounding through damping spring buffering pneumatic pick main part reduces the injury of pneumatic pick main part vibrations to the user through the fixed pneumatic pick main part of pneumatic pick support, reduces the degree of difficulty of the fixed pneumatic pick main part of user of service.

In order to realize the basis of these objects and other advantages of the present invention, a construction apparatus for old road reconstruction is provided, including:

the pneumatic pick main body comprises a pick head, a pneumatic pick cylinder body and a pick handle, the pick handle is in a cuboid shape with a hollow inner part and penetrates through the pick handle, the pick handle is positioned at the top of the pneumatic pick cylinder body and is fixedly connected with the pneumatic pick cylinder body, and the axis of the pick handle is vertical to the axis of the pneumatic pick cylinder body;

the pneumatic pick support comprises a pair of supporting parts, a pair of parallel first horizontal rods and a plurality of parallel second horizontal rods, wherein the pair of first horizontal rods is in cross connection with the plurality of second horizontal rods, rollers are arranged at two ends of each second horizontal rod, each supporting part is a rectangular frame consisting of a cross rod and a vertical rod, a plane where the supporting part is located and a plane where the pair of first horizontal rods are located form a certain included angle, the cross rod at the bottom of each supporting part is hinged with the corresponding first horizontal rod, a connecting rod is detachably connected onto each first horizontal rod, one end of each connecting rod is connected with the corresponding first horizontal rod, and the other end of each connecting rod is detachably connected with the corresponding supporting part;

the damping assembly comprises a first damping plate, a second damping plate and a first connecting block, wherein the first damping plate, the second damping plate and the first connecting block are sequentially arranged on a vertical rod on the inner side of the supporting part from top to bottom, the first connecting block and the first damping plate are fixedly connected with the vertical rod on the inner side of the supporting part, a limiting hole is formed in the first damping plate, a guide column is fixedly arranged on the second damping plate and is parallel to the axial line of the air pick cylinder body, the top of the guide column is movably inserted into the limiting hole, a damping spring is sleeved on the periphery of the guide column, two ends of the damping spring are respectively and fixedly connected with the first damping plate and the second damping plate, the inner diameter of the damping spring is larger than the diameter of the limiting hole, a groove is formed in the first connecting block, and a pair of cuboid second connecting blocks is arranged on the air pick cylinder body, one end of the second connecting block is fixedly connected with the air pick cylinder body, a cuboid third connecting block is fixedly arranged at the other end of the second connecting block, and the third connecting block is detachably arranged in the groove;

fixed subassembly, it includes the barrier plate and is located L shape first locating plate, L shape second locating plate below the barrier plate, the barrier plate is located a pair ofly between two inboard relative montants of supporting part and with the inboard montant fixed connection of supporting part, be provided with first rubber gasket below the barrier plate, the riser of first locating plate with barrier plate fixed connection, the diaphragm of second locating plate with the connection can be dismantled to the barrier plate, the riser of second locating plate with first locating plate riser sets up relatively, the cover can be dismantled to the pickaxe handle the cover and establish on the diaphragm of first locating plate, the pickaxe handle is located the riser of first locating plate with between the riser of second locating plate, pickaxe handle roof width slightly is less than the riser of second locating plate with distance between the riser of first locating plate.

Preferably, the construction equipment that old way reformed transform in, set up solid fixed ring below the first connecting block, gu be provided with first screw thread in the fixed ring, a recess lateral wall opening, the third connecting block accessible recess lateral wall opening inserts in the recess, recess opening side is provided with the fixed plate, establish the screw hole on the fixed plate, threaded hole in with first screw thread assorted second screw thread, the screw hole with gu fixed ring interpolation is equipped with first bolt, first bolt afterbody sets up first nut.

Preferably, in the construction equipment that old way was reformed transform, be provided with a plurality of connecting holes on the montant of supporting part, be provided with the third screw thread in the connecting hole, be close to on the connecting rod the one end of supporting part is equipped with the connecting plate, be provided with a plurality of drilling on the connecting plate, be provided with in the drilling with third screw thread assorted fourth screw thread, the connecting hole with the drilling interpolation is equipped with the third bolt, third bolt afterbody is provided with the third nut.

Preferably, in the construction device for old road reconstruction, the connecting plate is in a long strip shape, and the long edge of the connecting plate is parallel to the cross bar of the supporting part.

Preferably, the construction device of old road transformation in, still be provided with the holding ring on the supporting part, the holding ring comprises two semicircle rings of dismantling the connection, the holding ring is provided with second rubber gasket on the inner periphery, the holding ring cover is established the pneumatic pick cylinder body outside.

Preferably, the old road modified construction equipment in, the pick includes cylindrical pick pole, pick pole bottom is provided with the mounting disc, the mounting disc with the pick pole is perpendicular, evenly can dismantle on the mounting disc and be provided with branch pick, be provided with on the pick pole with the parallel reinforcing dish of mounting disc, the reinforcing dish sets up the mounting disc top, the reinforcing dish with evenly be provided with a plurality of stiffening plates between the mounting disc, the stiffening plate with the mounting disc is perpendicular.

Preferably, in the construction equipment that old way was reformed transform, be close to on the first horizon bar the one end level of supporting part is provided with first connecting hole, the horizontal pole of supporting part bottom is inserted and is established in the first connecting hole, vertically on the horizontal pole of supporting part bottom be provided with first limiting plate and second limiting plate, first horizon bar is located first limiting plate with between the second limiting plate.

Preferably, in the construction device for old road reconstruction, a pedal is arranged on the second horizontal rod at one end of the first horizontal rod far away from the support part, a sleeve is arranged at one end of the pedal, and the pedal is rotatably sleeved on the second horizontal rod through the sleeve.

Preferably, in the construction apparatus for reconstructing an old road, an annular handle is provided at a top of the support portion.

The utility model discloses at least, include following beneficial effect: firstly, in the utility model, the position of the pick handle is fixed through the first positioning plate and the second positioning plate, the groove on the first connecting block limits the position of the third connecting block, and the third connecting block is fixedly connected with the pick cylinder body through the second connecting block, so as to limit the position of the pick cylinder body, so that the pick main body is fixed on the pick bracket, and the difficulty of fixing the pick main body by a user in a bare-handed manner is reduced; secondly, the utility model reduces the damage of the main body of the pneumatic pick to users by buffering the impulsive force of the main body of the pneumatic pick when rebounding through the damping spring; thirdly, the first rubber gasket under the blocking plate can also play a role in buffering the impact force generated when the air pick main body rebounds; the width of the top wall of the pickaxe handle is slightly smaller than the distance between the vertical plate of the second positioning plate and the vertical plate of the first positioning plate, so that the pickaxe handle can be effectively prevented from shaking back and forth during working; fifthly, a cross rod at the bottom of the supporting part is hinged with the first horizontal rod, one end of a connecting rod is detachably connected with the first horizontal rod, the other end of the connecting rod is detachably connected with the supporting part through a connecting plate, the inclination angle of the supporting part can be changed by changing the connecting position of the connecting plate and the supporting part, and then the inclination angle of the air pick main body is changed, so that the construction requirements of different angles can be met; sixthly, rollers are further arranged at two ends of the second horizontal rod, so that the air pick main body and the air pick bracket can be conveniently and integrally moved; seventhly, the pickaxes are arranged into a plurality of sub pickaxes, so that the construction efficiency can be improved; eighthly, the stiffening plate can increase the strength of the pickaxe rod, so that the pickaxe rod is not easy to break; ninth, be provided with the running-board on the second horizon bar, during the construction, the staff steps on the running-board, can further stabilize the pneumatic pick support.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic front structural view of an old road reconstruction construction device according to one of the technical solutions of the present invention;

fig. 2 is a schematic side view of a pneumatic pick holder according to one embodiment of the present invention;

fig. 3 is a schematic structural diagram of a buffer assembly according to one embodiment of the present invention;

fig. 4 is a schematic structural diagram of a fixing assembly in one of the technical solutions of the present invention.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terms "lateral," "longitudinal," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

In one of them technical scheme, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model provides a construction equipment of old road transformation, include:

the pneumatic pick main body comprises a pick head, a pneumatic pick cylinder body 7 and a pick handle 2, the pick handle 2 is in a hollow and penetrating cuboid shape, the pick handle 2 is positioned at the top of the pneumatic pick cylinder body 7 and is fixedly connected with the pneumatic pick cylinder body 7, and the axis of the pick handle 2 is vertical to the axis of the pneumatic pick cylinder body 7;

the air pick support comprises a pair of supporting parts 5, a pair of parallel first horizontal rods 16 and a plurality of parallel second horizontal rods 15, the pair of first horizontal rods 16 is in cross connection with the plurality of second horizontal rods 15, idler wheels 17 are arranged at two ends of each second horizontal rod 15, each supporting part 5 is a rectangular frame consisting of a cross rod and a vertical rod, a plane where the supporting part 5 is located and a plane where the pair of first horizontal rods 16 are located form a certain included angle, the cross rod at the bottom of the supporting part 5 is hinged to the corresponding first horizontal rod 16, a connecting rod 9 is detachably connected to the corresponding first horizontal rod 16, one end of the connecting rod 9 is connected with the corresponding first horizontal rod 16, and the other end of the connecting rod 9 is detachably connected with the supporting part 5;

damping component, it includes first damping plate 19, second damping plate 22, first connecting block 25, first damping plate 19, second damping plate 22 with first connecting block 25 from last to setting gradually down on the montant of supporting part 5 inboard, first connecting block 25 with first damping plate 19 all with montant fixed connection of supporting part 5 inboard, be provided with spacing hole on the first damping plate 19, fixed guide post 21 that is provided with above the second damping plate 22, guide post 21 is parallel with the pneumatic pick cylinder body 7 axis, the top of guide post 21 is removed and is inserted and establish in spacing hole, guide post 21 periphery cover is equipped with damping spring 20, damping spring 20 both ends respectively with first damping plate 19 with second damping plate 22 fixed connection, damping spring 20 internal diameter size is greater than spacing hole diameter, a groove is formed in the first connecting block 25, a pair of cuboid second connecting blocks 23 are arranged on the air pick cylinder body 7, one end of each second connecting block 23 is fixedly connected with the air pick cylinder body 7, a cuboid third connecting block 24 is fixedly arranged at the other end of each second connecting block 23, and the third connecting blocks 24 are detachably arranged in the grooves;

the fixing component comprises a blocking plate 1, an L-shaped first positioning plate 28 and an L-shaped second positioning plate 3 which are positioned below the blocking plate 1, the blocking plate 1 is positioned between two vertical rods opposite to the inner sides of the pair of supporting parts 5 and is fixedly connected with the vertical rods on the inner sides of the supporting parts 5, a first rubber gasket is arranged below the barrier plate 1, the vertical plate of the first positioning plate 28 is fixedly connected with the barrier plate 1, the transverse plate of the second positioning plate 3 is detachably connected with the blocking plate 1, the vertical plate of the second positioning plate 3 is arranged opposite to the vertical plate of the first positioning plate 28, the pickaxe handle 2 is detachably sleeved on the transverse plate of the first positioning plate 28, the pickaxe handle 2 is positioned between the vertical plate of the first positioning plate 28 and the vertical plate of the second positioning plate 3, the width of the top wall of the pickaxe handle 2 is slightly smaller than the distance between the vertical plate of the second positioning plate 3 and the vertical plate of the first positioning plate 28.

As shown in fig. 1, fig. 2, fig. 3, and fig. 4, the construction apparatus for reconstructing an old road according to the present technical solution includes:

the pneumatic pick main body comprises a pick head, a pneumatic pick cylinder body 7 and a pick handle 2, wherein the pick handle 2 is of a cuboid structure which is hollow inside and penetrates through the pick head, the axis of the pick handle 2 is vertical to the axis of the pneumatic pick cylinder body 7, and the pick handle 2 is fixedly connected with the top end of the pneumatic pick cylinder body 7;

the air pick support comprises a pair of supporting parts 5, a pair of parallel first horizontal rods 16 and a plurality of parallel second horizontal rods 15, wherein the first horizontal rods 16 and the second horizontal rods 15 are connected in a cross mode, idler wheels 17 are arranged at two ends of each second horizontal rod 15, each supporting part 5 is a rectangular frame consisting of a cross rod and a vertical rod, a plane where the supporting parts 5 are located and a plane where the pair of first horizontal rods 16 are located form a certain included angle, the included angle is adjustable to meet construction requirements of different inclination angles, the cross rods at the bottoms of the supporting parts 5 are hinged to the first horizontal rods 16, connecting rods 9 are detachably connected to the first horizontal rods 16, one ends of the connecting rods 9 are connected with the first horizontal rods 16, and the other ends of the connecting rods 9 are detachably connected with the supporting parts 5;

the damping component comprises a first damping plate 19, a second damping plate 22 and a first connecting block 25 which are sequentially arranged on a vertical rod on the inner side of the supporting part 5 from top to bottom, wherein the first connecting block 25 and the first damping plate 19 are fixedly connected with the vertical rod on the inner side of the supporting part 5, a limiting hole is formed in the first damping plate 19, the second damping plate 22 is fixedly provided with a guide post 21, the guide post is preferably cylindrical, the guide post 21 is parallel to the axis of the air pick cylinder body 7, the top of the guide post 21 is movably inserted in the limiting hole, a damping spring 20 is sleeved on the periphery of the guide post 21, two ends of the damping spring 20 are respectively and fixedly connected with the first damping plate 19 and the second damping plate 22, the inner diameter of the damping spring 20 is larger than the diameter of the limiting hole, the guide post can move in the limiting hole according to the expansion degree of the spring, and the guide post can prevent the damping spring from bending to separate, a groove is formed in the first connecting block 25, a pair of cuboid second connecting blocks 23 is arranged on the pneumatic pick cylinder body 7, one ends of the second connecting blocks 23 are fixedly connected with the pneumatic pick cylinder body 7, cuboid third connecting blocks 24 are fixedly arranged at the other ends of the second connecting blocks 23, the third connecting blocks 24 are detachably arranged in the groove, when the third connecting blocks are positioned in the groove, the second connecting blocks and the third connecting blocks are just positioned between the first connecting blocks and the second damping plates, the second connecting blocks and the third connecting blocks are driven to vibrate up and down along with the vertical vibration of the pneumatic pick cylinder body, and then the second damping plates are touched, the second damping plates move up and down to drive the damping springs to perform telescopic motion, and further play a role in buffering impact force generated by the vibration of the pneumatic pick cylinder body;

the fixing component comprises a stop plate 1, an L-shaped first positioning plate 28 and an L-shaped second positioning plate 3, wherein the L-shaped first positioning plate 28 and the L-shaped second positioning plate 3 are positioned below the stop plate 1, the stop plate 1 is positioned between two opposite vertical rods at the inner sides of a pair of supporting parts 5 and is fixedly connected with the vertical rods at the inner sides of the supporting parts 5, a first rubber gasket with buffering and protecting functions is arranged below the stop plate 1, a vertical plate of the first positioning plate 28 is fixedly connected with the stop plate 1, a transverse plate of the second positioning plate 3 is detachably connected with the stop plate 1, a vertical plate of the second positioning plate 3 is arranged opposite to the vertical plate of the first positioning plate 28, a pick handle 2 is detachably sleeved on the transverse plate of the first positioning plate 28, a pick handle 2 is positioned between the vertical plate of the first positioning plate 28 and the vertical plate of the second positioning plate 3, the width of the top wall of the pick handle 2 is slightly smaller than the distance between the vertical plate, but also can prevent the pick handle from shaking forwards and backwards.

The use method of the construction device for old road reconstruction provided by the technical scheme comprises the following steps: the second positioning plate is detached, the pick handle is sleeved on the transverse plate of the first positioning plate, meanwhile, the second connecting block on the pick cylinder body is placed in the groove in the third connecting block, the first connecting block and the second connecting block are located between the third connecting block and the second damping plate, the second positioning plate is connected with the blocking plate, the top wall of the pick handle is just clamped between the vertical plate of the first positioning plate and the vertical plate of the second positioning plate and can only move vertically and can not be separated from the first positioning plate, the inclination angle of the supporting part is adjusted, then the connecting position of the connecting rod and the supporting part is adjusted to fix the supporting part, meanwhile, the pick cylinder body is inclined together with the supporting part, a worker holds the pick support, and pushes the pick support to the position to be constructed, and crushing operation can be carried out.

The utility model discloses at least, include following beneficial effect: firstly, in the utility model, the position of the pick handle is fixed through the first positioning plate and the second positioning plate, the groove on the first connecting block limits the position of the third connecting block, and the third connecting block is fixedly connected with the pick cylinder body through the second connecting block, so as to limit the position of the pick cylinder body, so that the pick main body is fixed on the pick bracket, and the difficulty of fixing the pick main body by a user in a bare-handed manner is reduced; secondly, the utility model reduces the damage of the main body of the pneumatic pick to users by buffering the impulsive force of the main body of the pneumatic pick when rebounding through the damping spring; thirdly, the first rubber gasket under the blocking plate can also play a role in buffering the impact force generated when the air pick main body rebounds; the width of the top wall of the pickaxe handle is slightly smaller than the distance between the vertical plate of the second positioning plate and the vertical plate of the first positioning plate, so that the pickaxe handle can be effectively prevented from shaking back and forth during working; fifthly, a cross rod at the bottom of the supporting part is hinged with the first horizontal rod, one end of a connecting rod is detachably connected with the first horizontal rod, the other end of the connecting rod is detachably connected with the supporting part through a connecting plate, the inclination angle of the supporting part can be changed by changing the connecting position of the connecting plate and the supporting part, and then the inclination angle of the air pick main body is changed, so that the construction requirements of different angles can be met; and both ends of the second horizontal rod are also provided with rollers, so that the air pick main body and the air pick support can be conveniently and integrally moved.

In another technical scheme, as shown in fig. 1 and 2, in the construction device for old road reconstruction, a fixing ring 26 is arranged below the first connecting block, a first thread is arranged in the fixing ring 26, a side wall of the groove is open, the third connecting block 24 can be inserted into the groove through the side wall of the groove, a fixing plate 6 is arranged on the side of the groove, a threaded hole is formed in the fixing plate 6, a second thread matched with the first thread is arranged in the threaded hole, a first bolt is inserted into the threaded hole and the fixing ring 26, and a first nut is arranged at the tail of the first bolt. After the third connecting block is inserted into the groove from the opening of the groove, the third connecting block is fixed in the groove through the threaded connection between the fixing ring and the fixing plate, and meanwhile, the second connecting block is limited between the third connecting block and the second damping plate, so that the connection relation between the air pick cylinder body and the supporting part is fixed.

In another technical scheme, as shown in fig. 2, in the construction device for old road reconstruction, a plurality of connecting holes are formed in a vertical rod of the supporting portion 5, third threads are arranged in the connecting holes, a connecting plate 8 is arranged at one end, close to the supporting portion 5, of the connecting rod 9, a plurality of drilled holes are formed in the connecting plate 8, fourth threads matched with the third threads are arranged in the drilled holes, third bolts are inserted into the connecting holes and the drilled holes, and third nuts are arranged at the tail portions of the third bolts. Set up a plurality of connecting holes on the supporting part montant, set up a plurality of drilling on the connecting plate, the connecting position of connecting plate and supporting part can be changed through the connecting hole of different positions and the cooperation of drilling, can change the inclination of supporting part, and then changes the inclination of pneumatic pick main part, the construction demand of adaptable different angles.

In another technical solution, as shown in fig. 1, in the construction device for old road reconstruction, the connection plate 8 is in a long strip shape, and a long side of the connection plate 8 is parallel to the cross bar of the support portion 5. The connecting plate is designed to be in a long strip shape, two ends of the connecting plate are respectively connected with the two vertical rods of the supporting part, the connecting plate is connected with a plurality of components of the supporting part as many as possible on the basis of saving materials, and the stress of the connecting plate is more uniform.

In another kind of technical scheme, as shown in fig. 1, the construction equipment of old road transformation in, still be provided with holding ring 4 on the supporting part 5, holding ring 4 comprises two semicircle rings that can dismantle the connection, 4 internal circumferences of holding ring are provided with the second rubber gasket, 4 covers of holding ring are established the pick cylinder body 7 outside. The positioning ring can further stabilize the connection relation between the air pick cylinder body and the air pick support, so that the air pick cylinder body cannot be easily separated from the air pick support.

In another technical scheme, as shown in fig. 1, in the construction device for old road reconstruction, the pickaxe includes a cylindrical pickaxe rod 10, a mounting disc 13 is disposed at the bottom end of the pickaxe rod 10, the mounting disc 13 is perpendicular to the pickaxe rod 10, a sub-pickaxe 14 is uniformly detachably disposed on the mounting disc 13, a reinforcing disc 11 parallel to the mounting disc 13 is disposed on the pickaxe rod 10, the reinforcing disc 11 is disposed above the mounting disc 13, a plurality of stiffening plates 12 are uniformly disposed between the reinforcing disc 11 and the mounting disc 13, and the stiffening plates 12 are perpendicular to the mounting disc 13. The pickaxes are arranged into a plurality of sub pickaxes, so that the construction efficiency can be improved; the stiffening plate can increase the strength of the pickaxe rod, so that the pickaxe rod is not easy to break.

In another kind of technical scheme, old way construction equipment of reforming transform in, be close to on the first horizon bar the one end level of supporting part is provided with first connecting hole, the horizontal pole of supporting part bottom is inserted and is established in the first connecting hole, vertically on the horizontal pole of supporting part bottom be provided with first limiting plate and second limiting plate, first horizon bar is located first limiting plate with between the second limiting plate. The first limiting plate and the second limiting plate are used for limiting the position of the first horizontal rod, so that the first horizontal rod can only axially rotate along the bottom cross rod of the supporting part.

In another technical solution, as shown in fig. 2, in the construction device for reconstructing an old road, a foot pedal 18 is disposed on the second horizontal rod 15 at an end of the first horizontal rod 16 away from the supporting portion 5, a sleeve is disposed at one end of the foot pedal 18, and the foot pedal 18 is rotatably sleeved on the second horizontal rod 15 through the sleeve. During construction, a worker steps on the pedal plate by feet, so that the air pick bracket can be further stabilized; when the pedal is not needed to work, the pedal can be rotated to the surface of the pedal to be overlapped on other second horizontal rods close to the supporting part, so that the work is not blocked.

In another technical solution, in the construction device for reconstructing an old road, an annular handle is disposed at a top of the support portion. The fingers of the staff are not easy to be separated from the handle after penetrating into the annular part of the handle, and the force is conveniently exerted.

The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. The utility model provides a construction equipment of old road transformation which characterized in that includes:

2. The construction device for old road reconstruction as claimed in claim 1, wherein a fixing ring is disposed under the first connecting block, a first thread is disposed in the fixing ring, a side wall of the groove is open, the third connecting block can be inserted into the groove through the side wall of the groove, a fixing plate is disposed on the side of the groove, a threaded hole is disposed on the fixing plate, a second thread matching with the first thread is disposed in the threaded hole, a first bolt is inserted into the threaded hole and the fixing ring, and a first nut is disposed at the tail of the first bolt.

3. The construction device for old road reconstruction as claimed in claim 1, wherein a plurality of connecting holes are provided on the vertical rod of the supporting portion, third threads are provided in the connecting holes, a connecting plate is provided at an end of the connecting rod close to the supporting portion, a plurality of drill holes are provided on the connecting plate, fourth threads matching with the third threads are provided in the drill holes, third bolts are inserted into the connecting holes and the drill holes, and third nuts are provided at the tail portions of the third bolts.

4. The old road renovation construction device of claim 3, wherein the connecting plate is in a shape of an elongated strip, and the long side of the connecting plate is parallel to the cross bar of the supporting part.

5. The construction equipment for old road reconstruction as claimed in claim 1, wherein a positioning ring is further disposed on the supporting portion, the positioning ring is composed of two half rings detachably connected, a second rubber gasket is disposed on the inner periphery of the positioning ring, and the positioning ring is sleeved on the outer side of the air pick cylinder.

6. The old road reconstruction construction device according to claim 1, wherein the pickaxe comprises a cylindrical pickaxe rod, a mounting disc is arranged at the bottom end of the pickaxe rod, the mounting disc is perpendicular to the pickaxe rod, branch pickaxes are evenly and detachably arranged on the mounting disc, a reinforcing disc parallel to the mounting disc is arranged on the pickaxe rod, the reinforcing disc is arranged above the mounting disc, a plurality of stiffening plates are evenly arranged between the reinforcing disc and the mounting disc, and the stiffening plates are perpendicular to the mounting disc.

7. The construction device for old road reconstruction as claimed in claim 1, wherein a first connection hole is horizontally arranged at one end of the first horizontal rod close to the supporting portion, a cross rod at the bottom of the supporting portion is inserted into the first connection hole, a first limiting plate and a second limiting plate are vertically arranged on the cross rod at the bottom of the supporting portion, and the first horizontal rod is located between the first limiting plate and the second limiting plate.

8. The construction equipment for old road reconstruction as claimed in claim 1, wherein a foot pedal is provided on the second horizontal bar at an end of the first horizontal bar remote from the supporting portion, a sleeve is provided at an end of the foot pedal, and the foot pedal is rotatably fitted on the second horizontal bar through the sleeve.

9. The old road reconstruction work apparatus as claimed in claim 1, wherein a ring-shaped handle is provided on a top of the support portion.