Water spraying device for road maintenance

Abstract

The utility model relates to a road maintenance water spraying device which comprises a water spraying assembly, the water spraying assembly comprises a square water spraying pipe, water passing holes are formed in the left end and the right end of the water spraying pipe, a plurality of guiding telescopic rods are fixedly arranged on the inner end wall of the water spraying pipe on the peripheral sides of the water passing holes, the free ends of the guiding telescopic rods are fixedly connected with the same movable plate, and springs are arranged on the outer sides of the guiding telescopic rods in a sleeved mode. Sealing plugs are arranged on the sides, close to the water passing holes, of the movable plates, the sealing plugs can plug the corresponding water passing holes in a sleeved mode, extension pipes are detachably arranged on the left outer end wall and the right outer end wall of the water spraying pipe, and water inlet pipes are fixedly arranged at the ends, close to the water spraying pipe, of the extension pipes in a penetrating mode; the end, located in the extension pipe, of the water inlet pipe is open, a plurality of water inlet holes are evenly formed in the circumferential side of the other end of the water inlet pipe, the water inlet pipe can be inserted into the water passing holes in a sleeved mode, and the sealing plugs are away from the water passing holes. The extension pipes can be directly and additionally arranged on the two sides of the original water spraying pipe according to actual conditions, so that the water spraying breadth and the overall efficiency are guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of highway maintenance, and in particular relates to a highway maintenance water spraying device. Background Art

[0002] At present, in the process of building and using conventional highways, it is often necessary to use sprinkler trucks and other equipment to spray water on the road surface according to weather changes. However, the length of the spray pipe on the existing sprinkler truck is fixed, resulting in a fixed width of a single spray. When the road surface is wide and the total length of the spray pipe is short, the spray pipe cannot be lengthened according to the actual situation, resulting in multiple back and forth operations to spray and maintain the entire road surface. The overall efficiency of spray maintenance is not high and needs to be improved. Utility Model Content

[0003] In view of this, the purpose of the utility model is to provide a highway maintenance water spraying device, which can directly install extension pipes on both sides of the original water spraying pipe according to actual conditions to solve the above problems.

[0004] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is: a highway maintenance water spraying device, comprising a mobile device, a water tank arranged on the mobile device, a water pump and a water spraying assembly arranged in front of the mobile device, the water outlet of the water tank is connected with the water inlet of the water pump, the water spraying assembly comprises a water spraying pipe horizontally arranged along the left and right directions and having a square longitudinal section, the top of the water spraying pipe is connected with the water outlet of the water pump, the left and right ends of the water spraying pipe are provided with water holes, a plurality of groups of guide telescopic rods uniformly distributed at circumferential intervals are fixedly arranged on the inner end wall of the water spraying pipe on the peripheral side of the water hole, the free end of the guide telescopic rod is fixedly connected with the same movable plate, the outer side of the guide telescopic rod is sleeved with a spring, the two ends of the spring are respectively fixedly connected with the corresponding inner end wall of the water spraying pipe and the side of the movable plate, a sealing plug is fixedly provided on the side of the movable plate close to the water hole, the sealing plug can be inserted and sealed on the corresponding water hole, the left and right outer end walls of the water spraying pipe The top and bottom of the two lifting plates are fixedly connected with a support sleeve with a square longitudinal cross-section, and an electric push rod is fixedly mounted on the outer top and outer bottom of the support sleeve, and the telescopic ends of the two electric push rods are relatively arranged and fixedly connected with a lifting plate, and a plurality of fixing rods distributed in a rectangular array are fixedly arranged on the opposite side of the two lifting plates, and through holes are opened on the top and bottom parts of the support sleeve corresponding to the fixing rods, and an extension pipe is inserted into the support sleeve, and the extension pipe abuts against the water spray pipe and has blind holes at positions corresponding to the through holes on the outer top and outer bottom thereof, and the lifting plate abuts against the support sleeve, and the fixing rod passes through the corresponding through hole and is inserted in the corresponding blind hole, and a water inlet pipe is fixedly penetrated at one end of the extension pipe close to the water spray pipe, and a plurality of water inlet holes are evenly opened on the circumference of the other end of the water inlet pipe, and the water inlet pipe can be inserted into the water hole and the sealing plug is away from the water hole, and the bottom of the water spray pipe and the extension pipe can be detachably connected with a plurality of nozzles.

[0005] Preferably, the top of the nozzle is coaxially fixedly connected to a connecting pipe with an external thread, and the bottoms of the water spray pipe and extension pipe corresponding to the nozzle are provided with internal threaded through holes compatible with the connecting pipe, and the nozzle is threadedly connected to the corresponding internal threaded through hole through the connecting pipe.

[0006] Preferably, a sealing gasket is fixedly provided on the top of the spray head on the peripheral side of the connecting pipe and on the outer end wall of one end of the extension pipe close to the water spray pipe.

[0007] Preferably, the water through hole is conical with its small diameter end facing outward, and the end of the sealing plug away from the movable plate is adapted to the water through hole and can be inserted through the water through hole.

[0008] Preferably, the outer diameter of the water inlet pipe is matched with the aperture of the small diameter end of the water hole.

[0009] Preferably, the extension tube is matched with the support sleeve.

[0010] Preferably, the fixing rod is adapted to the corresponding through hole and blind hole.

[0011] Preferably, the top of the water spray pipe is connected to the water outlet of the water pump through a delivery pipe with a flow regulating valve.

[0012] The beneficial effect of the utility model is that in the initial state, the left and right ends of the water spray pipe are not equipped with extension pipes, and the sealing plug sleeve is blocked in the corresponding water hole, so that the left and right ends of the water spray pipe are sealed. When the road is sprayed with water for maintenance, the mobile device can drive the whole device to move, and under the pumping of the water pump, the water in the water tank is pumped into the water spray pipe, and then divided to each nozzle to spray downward, that is, the water spray maintenance of the corresponding road is realized. When the road surface of the road to be maintained is wide, two groups of extension pipes of appropriate length can be selected according to the actual width to be installed at both ends of the water spray pipe. The specific installation operation is: first, one end of the extension pipe where the water inlet pipe is located is inserted into the support sleeve until the extension pipe is abutted against the water spray pipe. At this time, under the mutual cooperation of multiple groups of guide telescopic rods and springs, the water inlet pipe can lift the sealing plug to make the sealing plug leave the water hole, and the water inlet pipe itself can extend into the water hole. At the same time, the blind hole on the extension tube can be aligned with the corresponding through hole, and then the electric push rod is operated to extend its telescopic end, driving the lifting plate to move toward the support sleeve until the lifting plate is pressed against the support sleeve. At this time, the fixing rod can penetrate the corresponding through hole and be inserted into the corresponding blind hole, thereby plugging and fixing the extension tube, that is, completing the fixed installation of the extension tube, and the installation is stable and does not affect subsequent use. After that, the water spraying maintenance operation can be continued according to the above steps. During the process, when the water entering the water spraying pipe flows to the water inlet pipe, it can enter the water inlet pipe through the multiple water inlet holes on the water inlet pipe, and flow into the extension pipe through the water inlet pipe, and finally spray out through the nozzle on the extension pipe, and cooperate with the nozzle on the water spraying pipe to achieve water spraying maintenance operations on wider roads. After subsequent use, it is only necessary to operate the electric push rod in the shutdown state to retract the telescopic end and drive the lifting plate back until the fixing rod is withdrawn from the corresponding through hole, so as to release the plug-in fixation of the extension tube, and then pull out the extension tube from the support sleeve to remove the extension tube. At this time, driven by the reset elastic force of the stretched spring, the sealing plug can be inserted into the corresponding water hole again without affecting subsequent use. In this way, the device can increase the water spraying area of ​​the device by adding extension tubes to the left and right ends of the water spray pipe, and the disassembly and assembly of the extension tube is simpler and more convenient, and can be flexibly replaced and adjusted according to actual conditions, so that the device can be applied to a wider range, and the overall efficiency of the water spraying maintenance operation can be guaranteed, and the device as a whole is more convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a left-side structural schematic diagram of the utility model;

[0014] Figure 2 This is a schematic diagram of the main structure of the water spray assembly of the utility model;

[0015] Figure 3 This is a schematic diagram of the main structure of the water spray pipe of the utility model;

[0016] Figure 4yes Figure 3 A schematic diagram of the enlarged structure at A in the middle;

[0017] Figure 5 This is a schematic diagram of the main structure of the water hole and the internal threaded through hole of the utility model;

[0018] Figure 6 This is a schematic diagram of the main structure of the extension tube of the utility model;

[0019] Figure 7 yes Figure 6 A schematic diagram of the enlarged structure at B in the middle;

[0020] Figure 8 This is a schematic diagram of the main structure of the utility model when the extension pipe is connected to the water spray pipe;

[0021] Fig. 9 It is a schematic diagram of the main structure of the nozzle of the utility model.

[0022] Numbers in the figure: 1 is a mobile device, 2 is a water tank, 3 is a water pump, 4 is a water spray assembly, 5 is a water spray pipe, 6 is a water hole, 7 is a guide telescopic rod, 8 is a spring, 9 is a movable plate, 10 is a sealing plug, 11 is a support sleeve, 12 is an electric push rod, 13 is a lifting plate, 14 is a fixed rod, 15 is a through hole, 16 is an extension pipe, 17 is a blind hole, 18 is a water inlet pipe, 19 is a water inlet hole, 20 is a nozzle, 21 is a connecting pipe, 22 is an internal threaded through hole, 23 is a sealing pad, 24 is a flow regulating valve, and 25 is a delivery pipe. DETAILED DESCRIPTION

[0023] The utility model is further described in detail below with reference to the accompanying drawings and specific implementation methods:

[0024] like Figures 1 to 9As shown, a road maintenance water spraying device comprises a mobile device 1, a water tank 2 arranged on the mobile device 1, a water pump 3 and a water spraying assembly 4 arranged in front of the mobile device 1, wherein the water outlet of the water tank 2 is connected to the water inlet of the water pump 3. The water spraying assembly 4 comprises a water spraying pipe 5 which is horizontally arranged in the left and right directions and has a square longitudinal section, wherein the top of the water spraying pipe 5 is connected to the water outlet of the water pump 3, and water holes 6 are provided at both the left and right ends of the water spraying pipe 5, and a plurality of groups of guide telescopic rods 7 which are evenly distributed at circumferential intervals are fixedly arranged on the inner end wall of the water spraying pipe 5 on the side of the water hole 6, wherein the free end of the guide telescopic rod 7 is fixedly connected to the same movable plate 8, and a spring 9 is sleeved on the outer side of the guide telescopic rod 7, and the two ends of the spring 9 are respectively fixedly connected to the inner end wall of the corresponding water spraying pipe 5 and the side of the movable plate 8. A sealing plug 10 is fixedly arranged on the side of the movable plate 8 close to the water hole 6, and the sealing plug 10 can be inserted and sealed on the corresponding water hole 6. A support sleeve 11 with a square longitudinal section is fixedly connected to the left and right outer end walls of the water spray pipe 5. Electric push rods 12 are fixedly mounted on the outer top and outer bottom of the support sleeve 11. The telescopic ends of the two electric push rods 12 are arranged opposite to each other and are fixedly connected to the lifting plate 13. A plurality of fixed rods 14 distributed in a rectangular array are fixed on the opposite side of the two lifting plates 13. Through holes 15 are opened on the top and bottom of the support sleeve 11 corresponding to the fixed rods 14. An extension tube 16 is inserted into the support sleeve 11, which abuts against the water spray pipe 5 and has blind holes 17 at the positions of the outer top and outer bottom corresponding to the through holes 15. The lifting plate 13 abuts against the support sleeve 11, and the fixed rods 14 pass through the corresponding through holes 15 and are inserted into the corresponding blind holes 17. The end of the extension pipe 16 near the water spray pipe 5 is penetrated by a water inlet pipe 18, one end of the water inlet pipe 18 is open inside the extension pipe 16, and a plurality of water inlet holes 19 are evenly opened on the circumference of the other end. The water inlet pipe 18 can be inserted into the water hole 6 and the sealing plug 10 is away from the water hole 6. The bottom of the water spray pipe 5 and the extension pipe 16 can be detachably connected with a plurality of nozzles 20;

[0025] In the initial state, the left and right ends of the water spray pipe 5 are not equipped with extension pipes 16, and the sealing plugs 10 are inserted into the corresponding water holes 6 to seal the left and right ends of the water spray pipe 5. When the road is sprayed with water for maintenance, the mobile device 1 can drive the entire device to move, and under the pumping of the water pump 3, the water in the water tank 2 is pumped into the water spray pipe 5, and then divided to each nozzle 20 to spray downward, that is, the water spray maintenance of the corresponding road is realized. When the road surface of the highway to be maintained is wider, two sets of extension pipes 16 of appropriate length can be selected according to the actual width and installed at both ends of the water spray pipe 5. The specific installation operation is: first, one end of the extension pipe 16 where the water inlet pipe 18 is located is inserted into the support sleeve 11 until the extension pipe 16 abuts against the water spray pipe 5. At this time, under the mutual cooperation of the multiple sets of guide telescopic rods 7 and the spring 9, the water inlet pipe 18 can lift the sealing plug 10 so that the sealing plug 10 leaves the water through hole 6, and the water inlet pipe 18 itself can extend into the water through hole 6. At the same time, the blind hole 17 on the extension tube 16 can be aligned with the corresponding through hole 15, and then the electric push rod 12 is operated to extend its telescopic end, driving the lifting plate 13 to move toward the support sleeve 11 until the lifting plate 13 is pressed against the support sleeve 11. At this time, the fixing rod 14 can penetrate the corresponding through hole 15 and be inserted into the corresponding blind hole 17, so that the extension tube 16 is inserted and fixed, that is, the fixed installation of the extension tube 16 is completed, and the installation is stable and does not affect the subsequent use. After that, the water spraying maintenance operation can be continued according to the above steps. During the process, when the water entering the water spraying pipe 5 flows to the water inlet pipe 18, it can enter the water inlet pipe 18 through the multiple water inlet holes 19 on the water inlet pipe 18, and flow into the extension tube 16 through the water inlet pipe 18, and finally spray out through the nozzle 20 on the extension tube 16, and cooperate with the nozzle 20 on the water spraying pipe 5, so as to realize the water spraying maintenance operation on a wider road surface. After subsequent use, it is only necessary to operate the electric push rod 12 in the shutdown state to shrink its telescopic end, drive the lifting plate 13 to retreat, until the fixing rod 14 withdraws from the corresponding through hole 15, and then the extension tube 16 can be released from the support sleeve 11. Then, the extension tube 16 can be removed. At this time, driven by the reset elastic force of the stretched spring 9, the sealing plug 10 can be inserted and sealed on the corresponding water hole 6 again, without affecting subsequent use. In this way, the device can increase the water spraying width of the device by installing extension tubes 16 on the left and right ends of the water spray pipe 5, and the disassembly and assembly operation of the extension tube 16 is simpler and more convenient, and can be flexibly replaced and adjusted according to actual conditions, so that the device can be applied to a wider range, and the overall efficiency of the water spraying maintenance operation can be better guaranteed, and the device as a whole is more convenient and practical. The mobile device 1, the water tank 2 and the water pump 3 can all adopt the existing technology.

[0026] In this embodiment, the top of the nozzle 20 is coaxially fixedly connected to a connecting pipe 21 with an external thread, and the bottoms of the water spray pipe 5 and the extension pipe 16 corresponding to the nozzle 20 are provided with internal threaded through holes 22 adapted to the connecting pipe 21. The nozzle 20 is threadedly connected to the corresponding internal threaded through holes 22 through the connecting pipe 21, so that in actual use, the nozzle can be flexibly and conveniently disassembled and assembled through the screw connection of the nozzle, so that the nozzle can be replaced separately when the nozzle is blocked or damaged. The operation is simple, making the entire device more economical and practical.

[0027] In this embodiment, a sealing gasket 23 is fixedly provided on the top of the nozzle 20 on the peripheral side of the connecting pipe 21 and on the outer end wall of the extension pipe 16 close to the water spray pipe 5 to ensure the sealing of the corresponding connection and avoid water leakage.

[0028] In this embodiment, the water hole 6 is conical with its small diameter end facing outward, and the end of the sealing plug 10 away from the movable plate 8 is adapted to the water hole 6 and can be inserted through the water hole 6 to ensure the sealing effect of the sealing plug 10 on the water hole 6.

[0029] In this embodiment, the outer diameter of the water inlet pipe 18 is adapted to the aperture of the small diameter end of the water through hole 6 to ensure that after the water inlet pipe 18 is extended into the water through hole 6, there is a certain gap between the end where the water inlet hole 19 is located and the water through hole 6, so that water can be introduced into the extension tube 16 through the water inlet hole 19 and the water inlet pipe 18.

[0030] In this embodiment, the extension tube 16 is matched with the support sleeve 11 to ensure that the extension tube 16 can be smoothly inserted into place.

[0031] In this embodiment, the fixing rod 14 is matched with the corresponding through hole 15 and blind hole 17 to ensure that the fixing rod 14 can be smoothly inserted into place.

[0032] In this embodiment, the top of the water spray pipe 5 is connected to the water outlet 25 of the water pump 3 through a delivery pipe with a flow regulating valve 24, so that in the actual water spray maintenance operation, the flow rate during the water spraying can be adjusted according to the actual situation to ensure the maintenance quality.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A road maintenance water spraying device, comprising a mobile device, a water tank arranged on the mobile device, a water pump and a water spraying assembly arranged in front of the mobile device, wherein the water outlet of the water tank is connected to the water inlet of the water pump, and characterized in that: The water spray assembly comprises a water spray pipe which is horizontally arranged along the left and right directions and has a square longitudinal section. The top of the water spray pipe is connected to the water outlet of the water pump. Water holes are provided at both ends of the water spray pipe. A plurality of groups of guide telescopic rods which are evenly distributed at circumferential intervals are fixedly arranged on the inner end wall of the water spray pipe on the circumferential side of the water hole. The free end of the guide telescopic rod is fixedly connected to the same movable plate. A spring is sleeved on the outer side of the guide telescopic rod. The two ends of the spring are respectively fixedly connected to the corresponding inner end wall of the water spray pipe and the side of the movable plate. A sealing plug is fixedly arranged on the side of the movable plate close to the water hole. The sealing plug can be inserted and sealed on the corresponding water hole. Support sleeves with a square longitudinal section are fixedly connected to the left and right outer end walls of the water spray pipe. Electric push rods are fixedly mounted on the outer top and outer bottom of the support sleeve. The telescopic ends of the two electric push rods are arranged opposite to each other and are fixedly connected with a lifting plate. A plurality of fixing rods distributed in a rectangular array are fixedly provided on the opposite sides of the two lifting plates. Through holes are provided on the top and bottom parts of the support sleeve corresponding to the fixing rods. An extension pipe is inserted into the support sleeve, and the extension pipe abuts against the water spray pipe and has blind holes at the positions of the outer top and outer bottom corresponding to the through holes. The lifting plate abuts against the support sleeve, and the fixing rods pass through the corresponding through holes and are inserted into the corresponding blind holes. A water inlet pipe is fixedly provided at one end of the extension pipe close to the water spray pipe, and one end of the water inlet pipe is open in the extension pipe, and a plurality of water inlet holes are evenly provided on the surrounding side of the other end. The water inlet pipe can be inserted into the water hole and the sealing plug is away from the water hole. The bottoms of the water spray pipe and the extension pipe are detachably connected with a plurality of nozzles.

2. The road maintenance water spraying device according to claim 1, characterized in that: The top of the nozzle is coaxially fixedly connected to a connecting pipe with external threads, and the bottoms of the water spray pipe and the extension pipe corresponding to the nozzle are provided with internal threaded through holes adapted to the connecting pipe, and the nozzle is threadedly sleeved with the corresponding internal threaded through holes through the connecting pipe.

3. The road maintenance water spraying device according to claim 2, characterized in that: A sealing pad is fixedly arranged on the top of the spray head on the peripheral side of the connecting pipe and on the outer end wall of one end of the extension pipe close to the water spray pipe.

4. The road maintenance water spraying device according to claim 1, characterized in that: The water through hole is conical with its small diameter end facing outwards, and one end of the sealing plug away from the movable plate is adapted to the water through hole and can be inserted through the water through hole.

5. The road maintenance water spraying device according to claim 4, characterized in that: The outer diameter of the water inlet pipe is matched with the hole diameter of the small diameter end of the water hole.

6. The road maintenance water spraying device according to claim 1, characterized in that: The extension tube is matched with the support sleeve.

7. The road maintenance water spraying device according to claim 1, characterized in that: The fixing rods are matched with the corresponding through holes and blind holes.

8. The road maintenance water spraying device according to claim 1, characterized in that: The top of the water spray pipe is communicated with the water outlet of the water pump through a delivery pipe with a flow regulating valve.

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