CN115450402A

CN115450402A - Concrete roof maintenance spraying device

Info

Publication number: CN115450402A
Application number: CN202211205759.4A
Authority: CN
Inventors: 唐川; 周颖觅; 周沛; 程金明; 辜小川; 姚伟
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2022-12-09
Anticipated expiration: 2042-09-30
Also published as: CN115450402B

Abstract

The invention relates to a concrete roof maintenance spraying device which comprises a moving cart, wherein a liquid storage tank is arranged on the moving cart, a lifting frame is arranged at the upper end and the lower end of the moving cart in a sliding mode, a lifting cylinder is connected between the moving cart and the lifting frame, an angle adjusting assembly is connected between the lifting frame and a main spraying head, a conveying pump is arranged between the main spraying head and the liquid storage tank in a communicating mode, and auxiliary spraying heads are arranged at the left end and the right end of the main spraying head. The spraying gun head can solve the problems that the spraying amount of the existing spraying gun head is quantitative, the spraying amount is consistent for spraying of a plane type roof and corner positions, the corner position coating is thick, waste is caused easily, the width of the existing spraying gun head is fixed, personnel need to increase a walking path to spray all areas when spraying of large areas is faced, the distance between the gun head of the spraying gun and the roof is difficult to control by hand-held spraying, and the coating thickness among the areas is different.

Description

Concrete roof maintenance spraying device

Technical Field

The invention relates to the technical field of concrete roof maintenance, in particular to a concrete roof maintenance spraying device.

Background

The roofing is the outermost structure of building, play the important function of protection building inner structure, because the building is made by concrete structure more, and concrete structure is because the existence in its gap, its waterproof performance is general, therefore roofing structure often needs the construction waterproof layer in order to realize better water-proof effects, make the rainwater be difficult for passing inside the roofing gets into the building, thereby make the living environment of building inside comparatively comfortable, among the prior art, personnel carry out regional spraying to the roofing with handheld spray gun usually, thereby increase the waterproof layer to the roofing, however, handheld spray often can meet some problems in actual operation:

1. the spraying quantity of the existing spraying gun head is quantitative, the spraying quantity is consistent for the spraying of a plane type roof and a corner position, the condition that the coating at the corner position is thick and waste is caused easily is caused, the width of the existing spraying gun head is set, and in the face of the spraying of a large area, personnel need to increase the walking distance to spray the whole area, so that the labor intensity is increased, and the spraying efficiency is low;

2. the distance between the gun head of the spray gun and the roof is difficult to control by hand-held spraying, so that the coating thickness among all areas is different, and the people feel sour and painful easily due to long-time hand-holding.

Therefore, a concrete roof maintenance spraying device is urgently needed to solve the defects.

Disclosure of Invention

1. Technical scheme

In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a concrete roof maintenance spraying device, includes and removes the shallow, has placed the liquid storage pot on removing the shallow, and it is provided with the crane to remove the front end of shallow under the sliding, removes to be connected with the lift cylinder between shallow and the crane, and crane and main spout are scribbled and are connected with angle adjusting part between the head, and the delivery pump is installed to the main spout intercommunication between head and the liquid storage pot, and both ends are provided with vice spray nozzle about the main spout is scribbled the head, and the quantity of vice spray nozzle can increase and decrease to the spraying requirement of different width should be dealt with.

The main spray coating head comprises a conveying pipe, a gravity aligning piece, a main spray head and a connecting hole, a round cavity is formed in the conveying pipe, the connecting hole is uniformly formed in the lower end of the round cavity along the circumferential direction of the round cavity, the connecting hole is connected with the main spray head in a threaded mode, the gravity aligning piece is arranged in the round cavity in a sliding mode, an aligning hole corresponding to the position of the connecting hole is formed in the gravity aligning piece, when the conveying pipe vertically descends, the aligning hole corresponds to the connecting hole one to one, the spraying amount is the largest at the moment, when the conveying pipe is inclined, the position of the gravity aligning piece is always kept unchanged under the action of gravity, the position of the conveying pipe between the gravity aligning piece and the conveying pipe changes at the moment, and therefore the aligning hole located in the row at the foremost side is aligned with the connecting hole in the row at the rearmost side.

The angle modulation subassembly includes the cylinder, rack one, rack two, the contact frame, the locking piece, foot-operated deblocking spare, the spread groove has been seted up to the symmetry on the crane, be connected for the bearing between spread groove and the cylinder, cylindrical lower extreme passes through connecting rod and duct connections, install rack one on the cylinder, rack one meshes mutually between the rack two of installing at the contact frame, the contact frame slides and sets up on dustproof frame, dustproof frame is installed on the crane, be provided with the locking piece on the cylinder, the locking groove has been seted up to the rear end of spread groove, the position is corresponding between locking groove and the locking piece, the rear end of locking groove is provided with foot-operated deblocking spare.

As a preferred technical scheme of the invention, the upper end of the conveying pipe is communicated with a liquid inlet pipe, a filter screen is arranged in the liquid inlet pipe, the filter screen plays a role in filtering impurities, and the liquid inlet pipe is butted with a discharge hole of the conveying pump.

As a preferable technical scheme of the invention, a connecting spring is connected between the contact frame and the rear end of the dustproof frame, and when the contact frame is not extruded by a wall body, the contact frame extends outwards to reset under the action of the connecting spring.

As a preferable technical scheme of the invention, the locking piece comprises a locking block and an internal spring, an internal groove is formed in the cylinder, and the internal spring is connected between the internal groove and the locking block.

As a preferred technical scheme of the invention, the pedal type unlocking piece comprises a movable rod, a pedal plate, a return spring and a pushing piece, wherein the movable rod is arranged in a locking groove in a sliding manner, the pedal plate is arranged at the rear end of the movable rod, the return spring is connected between the movable rod and the locking groove, and the pushing piece is arranged at the front end of the movable rod.

As a preferred technical scheme of the invention, the auxiliary spray head comprises a butt joint pipe, an arc alignment piece and an auxiliary spray head, the arc alignment piece is arranged in an inner cavity of the butt joint pipe in a sliding manner, the arc alignment piece has the same function as the gravity alignment piece and is also used for controlling the sealing and opening and closing of hole structures, a round hole is formed in the lower end of the butt joint pipe, the round hole is in threaded connection with the auxiliary spray head, a through hole corresponding to the round hole is formed in the arc alignment piece, and the butt joint pipe is temporarily in butt joint with the conveying pipe for sealing.

As a preferable technical scheme of the invention, the end part of the butt joint pipe close to the conveying pipe is provided with a threaded joint with a cavity structure, the threaded joint is in threaded fit connection with the conveying pipe, and the end part of the butt joint pipe far from the conveying pipe is in threaded fit connection through a sealing element.

According to a preferable technical scheme of the invention, one side of the upper end of the butt joint pipe, which is close to the conveying pipe, is provided with a fitting groove, one side of the upper end of the butt joint pipe, which is far away from the conveying pipe, is provided with a sliding groove, and a fitting block is arranged on the sliding groove in a sliding manner.

As a preferable technical scheme of the invention, the outer side of the upper end of the conveying pipe is provided with a movable groove, the movable groove is provided with a matching rod in a sliding manner, and the matching rod corresponds to the matching groove in position.

2. Advantageous effects

1. According to the concrete roof maintenance spraying device, the spraying head structure adopts the structural design concept of the main spraying head and the auxiliary spraying head, the number of the auxiliary spraying heads is increased or decreased according to spraying with different widths, so that the width requirement is met, the structures of the main spraying head and the auxiliary spraying heads are adjustable, when large-area plane spraying is converted into spraying at corner positions, the positions of the gravity aligning piece and the arc aligning piece, which are respectively connected with the conveying pipe and the butt joint pipe, are changed, so that partial hole structures are closed, the purpose of reducing the number of the main spraying head and the auxiliary spraying head in an open state is achieved, single-row spraying is performed, waste is reduced, and the condition that a coating is too thick is avoided;

2. compared with handheld spraying in the prior art, the main spraying head and the auxiliary spraying head in the concrete roof maintenance spraying device adopt a mechanical structure positioning mode, so that the condition that a spraying gun shakes due to hand shaking and hand acid is avoided;

3. according to the concrete roof maintenance spraying device, the angle adjusting assembly controls the angle change of the main spraying head and the auxiliary spraying head, when the concrete roof is in contact with a wall body, the contact frame gradually retracts into the dustproof frame under the extrusion of the wall body, the conveying pipe, the main spraying head and the auxiliary spraying head are subjected to angle adjustment under the matching of the first rack and the second rack until the locking piece is clamped into the locking groove, the angle of the main spraying head and the angle of the auxiliary spraying head are locked at the moment, and the hole structure is adjusted to be single-row ventilation from a full ventilation state.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of a first configuration of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is a schematic structural diagram of the crane, the main spray head, the angle adjusting assembly and the auxiliary spray head of the present invention;

FIG. 4 is a cross-sectional view between the primary and secondary spray heads of the present invention;

fig. 5 is an enlarged view of a portion of the invention at X of fig. 3.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings. In this process, the widths of lines or the sizes of components in the drawings may be exaggerated for clarity and convenience of description.

The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.

As shown in fig. 1 to 5, a concrete roof maintenance spraying device, including removing shallow 1, liquid storage pot 2 has been placed on removing shallow 1, it is provided with crane 3 to remove the sliding from top to bottom of shallow 1's front end, be connected with lift cylinder 4 between removing shallow 1 and the crane 3, be connected with angle adjusting part 6 between crane 3 and the main spray head 5, delivery pump 7 is installed to the intercommunication between main spray head 5 and the liquid storage pot 2, main spray head 5 controls both ends and is provided with vice spray head 8, the quantity of vice spray head 8 can increase and decrease, thereby the spraying requirement to different widths should be dealt with.

The main spray head 5 comprises a conveying pipe 51, a gravity aligning piece 52, a main spray head 53 and a connecting hole 54, a circular cavity is formed in the conveying pipe 51, the connecting hole 54 is uniformly formed in the lower end of the circular cavity along the circumferential direction of the circular cavity, the connecting hole 54 is in threaded connection with the main spray head 53, the gravity aligning piece 52 is arranged in the circular cavity in a sliding mode, aligning holes corresponding to the connecting hole 54 are formed in the gravity aligning piece 52, when the conveying pipe 51 vertically descends, the aligning holes correspond to the connecting holes 54 one by one, the spraying amount is the largest at the moment, when the conveying pipe 51 inclines, the position of the gravity aligning piece 52 is kept unchanged all the time under the action of gravity, the position between the conveying pipe 51 and the gravity aligning piece 52 is changed at the moment, and the aligning holes in the row on the front side are aligned with the connecting holes 54 in the row on the last side.

Angle adjusting element 6 includes cylinder 61, rack one 62, rack two 63, contact frame 64, locking piece 65, foot-operated unlocking piece 66, the spread groove has been seted up to the symmetry on the crane 3, be connected for the bearing between spread groove and the cylinder 61, the lower extreme of cylinder 61 passes through the connecting rod and is connected with conveyer pipe 51, install rack one 62 on the cylinder 61, rack one 62 meshes mutually with installing between two 63 racks of contact frame 64, contact frame 64 slides and sets up on dustproof frame, dustproof frame is installed on crane 3, be provided with locking piece 65 on the cylinder 61, the locking groove has been seted up to the rear end of spread groove, the position is corresponding between locking groove and the locking piece 65, the rear end of locking groove is provided with foot-operated unlocking piece 66.

Specifically, coating liquid is poured into a liquid storage tank 2, the number of auxiliary spraying heads 8 on two sides is increased or decreased according to actual conditions so as to meet the requirement of preset spraying width, a lifting cylinder 4 drives a main spraying head 5 and the auxiliary spraying heads 8 to be lifted to proper heights, then a conveying pump 7 is started, the coating liquid in the liquid storage tank 2 is pumped out through the conveying pump 7 and is sprayed out from the main spraying head 5 and the auxiliary spraying heads 8, under the moving coordination of a movable trolley 1, regional spraying is carried out on a roof, when the side edge of the roof surface is sprayed, the movable trolley 1 drives the application to approach to the position of the wall on the edge of the roof, in the approaching process, a contact frame 64 is in contact with the wall, then under the extrusion of the wall, the contact frame 64 gradually retracts into a dustproof frame, under the coordination of a first rack 62 and a second rack 63, the angle of the conveying pipe 51, the main spray nozzle 53 and the auxiliary spray nozzle 8 is adjusted (towards the corner position between a wall and a roof), until the locking piece 65 is clamped into the locking groove, the angle of the main spray nozzle 53 and the auxiliary spray nozzle 8 is locked, meanwhile, the gravity aligning piece 52 always falls downwards under the action of gravity, but the position between the connecting hole 54 and the aligning hole is changed due to the angle change of the conveying pipe 51, only one row of connecting holes 54 far away from the wall is in a communication state at the moment (the connecting holes 54 at the rest positions are blocked and sealed by the solid part of the gravity aligning piece 52), the spraying at the multi-row position is changed into the spraying at the single-row position, because the spraying area at the corner position is narrower, a large amount of spraying is not needed, the coating liquid is saved due to the arrangement at the single-row position, when the large-area planar area spraying needs to be returned, the locking piece 65 can be extruded out from the locking groove position only by the foot-pedal type unlocking piece 66, thereby the unblock, crane 3, main spraying are scribbled head 5, vice spray head 8 and are influenced by gravity and reset (arrange down) this moment, and the application carries out the pertinence design to the width of spraying and the regional selection (large tracts of land plane spraying or corner position) of spraying, compares in artifical handheld spray gun, and the region of spraying is wide, and the coating thickness is even, and pertinence is strong.

In another embodiment provided by the present invention, further, a liquid inlet pipe 55 is communicated with the upper end of the conveying pipe 51, a filter screen is disposed inside the liquid inlet pipe 55, the filter screen is disposed to filter impurities, and the liquid inlet pipe 55 is butted with the discharge port of the conveying pump 7.

Further, a connecting spring 67 is connected between the contact frame 64 and the rear end of the dust-proof frame, and when the contact frame 64 is not pressed by the wall, the contact frame 64 extends outwards and returns under the action of the connecting spring 67.

Further, the locking member 65 includes a locking block 651 and an innerspring 652, an inner groove is formed in the cylinder 61, and the innerspring 652 is connected between the inner groove and the locking block 651.

Further, foot-operated unblock piece 66 includes movable rod 661, running-board 662, reset spring 663 and supports a 664, and movable rod 661 slides and sets up in locking inslot, and running-board 662 is installed to the rear end of movable rod 661, is connected with reset spring 663 between movable rod 661 and the locking groove, and support a 664 is installed to the front end of movable rod 661.

Specifically, when the contact frame 64 is completely retracted into the dust-proof frame after being squeezed by the wall body, the locking block 651 is locked in the locking groove at the moment, the angular position of the conveying pipe 51 is locked, and when the unlocking is needed, the locking block 651 can be extruded out of the locking groove through the pushing-out piece 664 only by stepping on the pedal 662 and pushing forwards, so that the unlocking is realized.

Further, vice spray head 8 is including butt joint pipe 81, arc alignment member 82 and vice shower nozzle 83, and the inner chamber of butt joint pipe 81 slides and is provided with arc alignment member 82, and arc alignment member 82 is the same with the effect that gravity alignment member 52 played, also for the sealed of control hole class structure, opens and shuts, and the round hole has been seted up to the lower extreme of butt joint pipe 81, threaded connection between round hole and the vice shower nozzle 83, set up the through-hole that corresponds with the round hole position on the arc alignment member 82, butt joint pipe 81 and conveyer pipe 51 between the butt joint is sealed in the butt joint temporarily, butt joint pipe 81 is close to the screwed joint 84 of cavity structure is installed to the tip of conveyer pipe 51, is threaded fit between screwed joint 84 and the conveyer pipe 51 and is connected, and the tip that conveyer pipe 51 was kept away from to butt joint pipe 81 passes through sealing member 85 threaded fit and is connected.

Specifically, the number of the auxiliary painting heads 8 can be increased or decreased adaptively according to the painting width, and the number can be increased or decreased in such a manner that, when the docking pipe 81 is connected to the feed pipe 51, the screw joint 84 is screwed to the outer end of the feed pipe 51, and when the docking pipe 81 is connected to the docking pipe 81, the seal 85 is first screwed, the screw joint 84 of the docking pipe 81 located on the outer side is screwed to the outer side of the docking pipe 81 located on the inner side (the seal 85 is screwed), the mounting step between the docking pipe 81 and the docking pipe 81 is repeated, the number of the docking pipes 81 is increased or decreased, and after the mounting is completed, the screwed seal 85 is sealed again to the docking pipe 81 located on the outermost side.

Furthermore, a matching groove is formed in one side, close to the conveying pipe 51, of the upper end of the butt joint pipe 81, a sliding groove is formed in one side, far away from the conveying pipe 51, of the upper end of the butt joint pipe 81, a matching block 86 is arranged on the sliding groove in a sliding mode, a movable groove is formed in the outer side of the upper end of the conveying pipe 51, a matching rod 56 is arranged on the movable groove in a sliding mode, and the matching rod 56 corresponds to the matching groove in position.

Specifically, after the butt pipe 81 and the feed pipe 51 or the butt pipe 81 and the butt pipe 81 are mounted, the fitting block 86 and the fitting rod 56 are inserted into the slide groove and the fitting groove, respectively, to lock the position between the butt pipe 81 and the feed pipe 51 or between the butt pipe 81 and the butt pipe 81.

The working process comprises the following steps:

preparing: filling coating liquid into the liquid storage tank 2, increasing or decreasing the number of the auxiliary spraying heads 8 according to requirements, and driving the main spraying heads 5 and the auxiliary spraying heads 8 to be lifted to a proper height through the lifting air cylinder 4;

regionalized spraying: the conveying pump 7 is started, the coating liquid in the liquid storage tank 2 is pumped out through the conveying pump 7 and is sprayed out from the main spraying head 5 and the auxiliary spraying head 8, and area spraying is carried out on the roof under the moving coordination of the movable trolley 1;

corner spraying: drive this application through removing shallow 1 and draw close to the position of roofing edge wall body, draw close the in-process, contact frame 64 and wall body contact, later under the extrusion of wall body, contact frame 64 retracts into dustproof frame gradually, rack one 62, under the cooperation of rack two 63, conveyer pipe 51, main shower nozzle 53, the angle of vice shower nozzle 8 takes place to adjust, after locking piece 65 card is gone into the locking groove, main shower nozzle 53, the angle locking of vice shower nozzle 8, and aim at piece 52 at the gravity, under the cooperation of arc alignment piece 82, only keep away from the one row of connecting hole 54 of wall body, the round hole is in the intercommunication state, main shower nozzle 53 through current open mode, vice shower nozzle 8 sprays the turning position.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a concrete roof maintenance spraying device, includes removes shallow (1), has placed liquid storage pot (2), its characterized in that on removing shallow (1): a lifting frame (3) is arranged at the upper end and the lower end of the front end of the movable cart (1) in a sliding manner, a lifting cylinder (4) is connected between the movable cart (1) and the lifting frame (3), an angle adjusting assembly (6) is connected between the lifting frame (3) and the main spray coating head (5), a conveying pump (7) is communicated and installed between the main spray coating head (5) and the liquid storage tank (2), and auxiliary spray coating heads (8) are arranged at the left end and the right end of the main spray coating head (5);

the main spray head (5) comprises a conveying pipe (51), a gravity alignment piece (52), a main spray head (53) and a connecting hole (54), a round cavity is formed in the conveying pipe (51), the connecting hole (54) is uniformly formed in the lower end of the round cavity along the circumferential direction of the round cavity, the connecting hole (54) is in threaded connection with the main spray head (53), the gravity alignment piece (52) is arranged in the round cavity in a sliding mode, and an alignment hole corresponding to the connecting hole (54) in position is formed in the gravity alignment piece (52);

angle adjusting element (6) include cylinder (61), rack one (62), rack two (63), contact frame (64), locking piece (65), foot-operated unblocking piece (66), the spread groove has been seted up to the symmetry on crane (3), be connected for the bearing between spread groove and cylinder (61), the lower extreme of cylinder (61) passes through the connecting rod and is connected with conveyer pipe (51), install rack one (62) on cylinder (61), mesh mutually between rack one (62) and the rack two (63) of installing at contact frame (64), contact frame (64) slide and set up on dustproof frame, dustproof frame is installed on crane (3), be provided with locking piece (65) on cylinder (61), the locking groove has been seted up to the rear end of spread groove, the position is corresponding between locking groove and locking piece (65), the rear end of locking groove is provided with foot-operated unblocking piece (66).

2. The concrete roof maintenance spraying device of claim 1, wherein: the upper end of the conveying pipe (51) is communicated with a liquid inlet pipe (55), a filter screen is arranged inside the liquid inlet pipe (55), and the liquid inlet pipe (55) is in butt joint with a discharge hole of the conveying pump (7).

3. The concrete roof maintenance spraying device of claim 1, wherein: and a connecting spring (67) is connected between the contact frame (64) and the rear end of the dustproof frame.

4. A concrete roof maintenance spraying device as claimed in claim 1, wherein: the locking piece (65) comprises a locking block (651) and a built-in spring (652), an inner groove is formed in the cylinder (61), and the built-in spring (652) is connected between the inner groove and the locking block (651).

5. The concrete roof maintenance spraying device of claim 1, wherein: the pedal type unlocking piece (66) comprises a movable rod (661), a pedal plate (662), a return spring (663) and a support piece (664), the movable rod (661) is arranged in a locking groove in a sliding mode, the pedal plate (662) is installed at the rear end of the movable rod (661), the return spring (663) is connected between the movable rod (661) and the locking groove, and the support piece (664) is installed at the front end of the movable rod (661).

6. The concrete roof maintenance spraying device of claim 1, wherein: the auxiliary spraying head (8) comprises a butt joint pipe (81), an arc alignment piece (82) and an auxiliary spray head (83), the arc alignment piece (82) is arranged in an inner cavity of the butt joint pipe (81) in a sliding mode, a round hole is formed in the lower end of the butt joint pipe (81), the round hole is in threaded connection with the auxiliary spray head (83), a through hole corresponding to the round hole is formed in the arc alignment piece (82), and the butt joint pipe (81) and the conveying pipe (51) are in temporary butt joint sealing.

7. The concrete roof maintenance spraying device of claim 6, wherein: the end part of the butt joint pipe (81) close to the conveying pipe (51) is provided with a threaded joint (84) with a cavity structure, the threaded joint (84) is in threaded fit connection with the conveying pipe (51), and the end part of the butt joint pipe (81) far away from the conveying pipe (51) is in threaded fit connection through a sealing element (85).

8. The concrete roof maintenance spraying device of claim 6, wherein: one side of the upper end of the butt joint pipe (81) close to the conveying pipe (51) is provided with a matching groove, one side of the upper end of the butt joint pipe (81) far away from the conveying pipe (51) is provided with a sliding groove, and a matching block (86) is arranged on the sliding groove in a sliding mode.

9. A concrete roof maintenance spraying device as claimed in claim 8, wherein: the outer side of the upper end of the conveying pipe (51) is provided with a movable groove, the movable groove is provided with a matching rod (56) in a sliding mode, and the matching rod (56) corresponds to the matching groove in position.