CN217094824U - Underground small diameter pipeline dredging and cleaning device - Google Patents

Abstract

The utility model discloses an underground small-diameter pipeline dredging and cleaning device, comprising an equipment carrier, the equipment carrier is provided with a material suction hose that can extend into the pipe, and a material suction end of the material suction hose is rotatably installed with The excavation head is provided with a self-propelled structure that realizes passive propulsion by rotation, the excavation head is connected with a rotary driver, and the suction hose is provided with a suction port at the rear of the excavation head in the excavation direction There is a suction pump on the equipment carrier, a sewage separator is arranged between the discharge end of the suction hose and the suction pump, and the discharge port of the sewage separator is connected with a storage device. material assembly. The utility model has high blocking removal efficiency and strong blocking ability, can clean the pipelines that are fouled, densely blocked, and blocked by large particles, and the transfer and transportation of dirt is convenient.

Description

Underground small diameter pipeline dredging and cleaning device

technical field

The utility model relates to the technical field of pipeline dredging, in particular to an underground small-diameter pipeline dredging and cleaning device.

Background technique

With the continuous development of domestic urbanization, the continuous increase of urban population, the continuous improvement of human living standards, people's requirements for the environment are getting higher and higher, and various sewage and waste water need to be collected by relevant departments by laying various pipelines. Therefore, urban underground pipelines are increasingly dense. However, due to the large number of underground pipelines and the relatively closed space, the problem of clogging and dredging has become increasingly prominent, especially for small-diameter pipelines below φ500mm, which is extremely difficult to dredge. In the past, manual dredging was used. Generally, a large number of workers were organized by water management bureaus, environmental sanitation bureaus and other units to perform manual operations. This method of operation requires a lot of manpower and material resources. Not to mention the high cost, the dredging efficiency is still very low, and more importantly, it is unsafe. , and workers are extremely reluctant to engage in this kind of work. At present, although there are many high-pressure cleaning vehicles for dredging sewers on the market, they can only be used for simple dredging of pipelines that are not seriously blocked or difficult to dredge, and the dredging efficiency is also very low. For pipelines with fouling, relatively dense blockage, and large diameter of blocked particles, conventional cleaning vehicles cannot complete the dredging operation at all. Therefore, it is necessary to design a pipeline dredging and cleaning device with strong blocking ability and high efficiency in view of the above situation, and the invention of the present invention is born from this.

Utility model content

The technical problem to be solved by the utility model is to provide an underground small-diameter pipeline with high blocking removal efficiency and strong blocking removal ability, which can clear the pipelines that are fouled, blocked, and blocked by large particles, and which is convenient for the transfer and transportation of dirt. Clean the device.

In order to solve the above-mentioned technical problems, the technical scheme of the present invention is as follows: an underground small-diameter pipeline dredging and cleaning device includes an equipment carrier, and the equipment carrier is provided with a suction hose that can extend into the pipeline, and the suction hose The suction end of the machine is rotatably installed with a driving head, the driving head is provided with a self-propelling structure that realizes passive propulsion by rotation, the driving head is connected with a rotary driver, and the suction hose is located on the driving head of the driving head. There is a suction port in the rear; a suction pump is arranged on the equipment carrier, and a sewage separator is arranged between the discharge end of the suction hose and the suction pump, and the sewage separator The discharge port is connected with the storage assembly.

As a preferred technical solution, a material pushing screw capable of pushing material into the material suction hose is fixed on the excavation head.

As a preferred technical solution, the rotary drive includes a rotary drive motor mounted on the equipment carrier, and a wire flexible shaft extending into the suction hose is installed at the power end of the rotary drive motor. The flexible shaft penetrates through the suction hose and is connected to the excavation head.

As a preferred technical solution, the suction end of the suction hose is fixedly provided with a hollow tunneling joint, and one end of the tunneling joint away from the suction hose is rotated to install the tunneling head, and the The suction port is provided on the side wall.

As a preferred technical solution, the excavation head includes a connecting section that is rotatably mounted on the suction end of the suction hose, and an excavation section is fixed on one end of the connecting section away from the suction hose, so One end of the excavation section away from the suction hose is arranged in the shape of a cone, and a plurality of crushing teeth are arranged on the outer peripheral surface of the excavation section.

As a preferred technical solution, the excavation head includes a connecting section that is rotatably mounted on the suction end of the suction hose, and an excavation section is fixed on one end of the connecting section away from the suction hose, so One end of the excavation section away from the suction hose is arranged in a cone shape, and a plurality of circumferentially arranged reamers are arranged on the outer peripheral surface of the excavation section.

As a preferred technical solution, the self-propelled structure is a self-propelled screw fixedly arranged on the outer peripheral surface of the driving head.

As a preferred technical solution, the sewage separator includes a centrifugal discharger and a dust collector arranged in sequence, the feeding port of the centrifugal discharger is connected to the discharge end of the suction hose, and the The discharge port of the centrifugal unloader is connected to the storage assembly, the air outlet of the centrifugal unloader is connected to the air inlet of the dust collector, and the air outlet of the dust remover is connected to the suction pump.

As a preferred technical solution, the material storage assembly includes a screw discharger connected to the discharge port of the dirt separator, and a material storage container is connected to the discharge port of the screw discharger.

As a preferred technical solution, the equipment carrier includes a second-class automobile chassis.

Due to the adoption of the above technical solution, the device for dredging and cleaning underground small-diameter pipes includes an equipment carrier, on which is provided a suction hose that can extend into the pipeline, and the suction end of the suction hose is rotatably installed with a The excavation head is provided with a self-propelled structure that realizes passive propulsion by rotation, the excavation head is connected with a rotary driver, and the suction hose is provided with a suction port at the rear of the excavation head in the excavation direction There is a suction pump on the equipment carrier, a sewage separator is arranged between the discharge end of the suction hose and the suction pump, and the discharge port of the sewage separator is connected with a storage device. material assembly. When the utility model is in use, the excavation head is first put into the pipeline, and after the suction pump is started, a negative pressure in a high vacuum state is generated at the suction port. Then the rotary driver starts to drive the excavation head to rotate at a high speed, the excavation head rotating at a high speed continuously excavates into the pipe by means of the self-propelled structure, and the flexibility of the suction hose can adapt to the excavation and continuously extend inward. During this process, the high-speed rotating excavation head can disperse the scaling, dense blockages, and large particles in the pipe, and the disintegrated dirt is sucked into the suction hose by the suction port. After being separated by the material separator, it enters the storage assembly for storage; the suction pump maintains a good vacuum suction state, and then cooperates with the excavation head to disperse the dirt on the excavation path. clean up. The utility model has high blocking removal efficiency and strong blocking ability, can clean the pipelines that are fouled, densely blocked, and blocked by large particles, and the transfer and transportation of dirt is convenient.

Description of drawings

The following drawings are only intended to illustrate and explain the present invention schematically, and do not limit the scope of the present invention. in:

Fig. 1 is the structural representation of the first embodiment of the present utility model;

Fig. 2 is the enlarged schematic diagram of the driving head of Fig. 1;

Fig. 3 is the sectional structure schematic diagram of Fig. 2;

Fig. 4 is the principle diagram of the embodiment one of the utility model suction and dirt separation;

5 is a schematic structural diagram of a device carrier and the device on it according to an embodiment of the present invention;

6 is a schematic structural diagram of a material separator in Embodiment 1 of the present invention;

Fig. 7 is the left side structural view of Fig. 6;

FIG. 8 is a schematic structural diagram of the driving head according to the second embodiment of the present invention.

In the figure: 1- equipment carrier; 2- suction hose; 21- excavation joint; 22- suction port; 3- excavation head; 31- connecting section; 32- excavation section; 33- self-propelled structure; 34- crushing Tooth; 35-reamer; 36-push screw; 4-rotation drive; 41-rotation drive motor; 42-wire flexible shaft; 5-suction pump; 6-dirt separator; 61-centrifugal discharger; 62-gate; 63-dust collector; 7-material storage assembly; 71-screw feeder; 72-material storage container; 8-pipeline.

Detailed ways

The present utility model will be further described below in conjunction with the accompanying drawings and embodiments. In the following detailed description, exemplary embodiments of the present invention are described by way of illustration only. Needless to say, as those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and are not intended to limit the scope of protection of the claims.

Embodiment 1: As shown in FIG. 1 to FIG. 7 , the device for clearing and cleaning underground small-diameter pipes includes an equipment carrier 1 , which is used to carry the equipment in this embodiment and undertake tasks such as equipment transfer. Preferably, the equipment carrier 1 includes a second-class automobile chassis, and of course, it can also be a self-designed movable chassis or the like.

The equipment carrier 1 is provided with a suction hose 2 that can extend into the pipeline 8. The suction end of the suction hose 2 is rotatably installed with a driving head 3. The self-propelled structure 33 is passively propelled, and the driving head 3 is connected with a rotary drive 4 . When the rotary driver 4 drives the excavation head 3 to rotate at a high speed, it can automatically excavate into the pipeline 8 by means of the self-propelled structure 33 . The self-propelled structure 33 in this embodiment is a self-propelled screw that is fixedly arranged on the outer peripheral surface of the excavation head 3 . Self-propulsion. Of course, the self-propelled structure 33 can also be a roller structure that is spirally arranged on the outer peripheral surface of the excavation head 3 .

The suction hose 2 is provided with a suction port 22 at the rear of the tunneling head 3 in the tunneling direction. After the tunneling head 3 digs forward, the scattered dirt can be sucked out by the suction port 22 that follows forward, so as to realize the effective cleaning of the dirt. The suction end of the suction hose 2 in this embodiment is fixedly provided with a hollow tunneling joint 21 . Conventionally, the tunnelling joint 21 adopts a tubular structure; One end of the excavation head 3 is rotatably installed, and the material suction port 22 is provided on the side wall of the excavation joint 21 . In this embodiment, the rigid excavation joint 21 is used to form a material suction port 22 with reliable strength, so as to ensure the smooth progress of material suction.

The driving head 3 in this embodiment includes a connecting section 31 that is rotatably mounted on the suction end of the material suction hose 2. The connecting section 31 is rotatably installed through a bearing. For this embodiment, the connecting section 31 is The segment 31 is rotatably mounted on said driving joint 21 . An excavation section 32 is fixed on one end of the connecting section 31 away from the suction hose 2, and the end of the excavation section 32 away from the suction hose 2 is arranged in a cone shape, so as to reduce the excavation resistance; A plurality of crushing teeth 34 are provided on the outer peripheral surface of the excavation section 32 , and the breaking action is further enhanced by the crushing teeth 34 .

The rotary driver 4 includes a rotary drive motor 41 installed on the equipment carrier 1 , and a wire flexible shaft 42 extending into the suction hose 2 is installed at the power end of the rotary drive motor 41 . The flexible shaft 42 penetrates the material suction hose 2 and is connected to the excavation head 3 . The rotary drive motor 41 in this embodiment is located at the discharge end port of the suction hose 2 , and is sealedly connected with the discharge end of the suction hose 2 to avoid affecting the negative pressure suction. . In this way, the wire flexible shaft 42 can be directly installed through the center of the suction hose 2 . Based on the above structure, a discharge port is provided at the lower part of the discharge end of the suction hose 2 in this embodiment for discharging. Wherein, the wire flexible shaft 42 is a known technology that can transmit rotational motion and torque, and can be freely bent for transmission, and will not be repeated here.

Based on the connection of the wire flexible shaft 42 , the connecting section 31 and its bearing in this embodiment are assembled through a small clearance fit, and the driving head 3 can be well rotated under the transmission of the wire flexible shaft 42 . . At the same time, when the wire flexible shaft 42 is separated from the excavation head 3, the excavation head 3 can be easily disassembled or replaced. Based on this, the driving head 3 is preferably detachably connected with the wire flexible shaft 42. The detachable connection can be realized by using the structure of clamping the end of the wire flexible shaft 42 on the driving head 3. After the end of the shaft 42 is welded with a connection block, it is bolted to the excavation head 3 .

The equipment carrier 1 is provided with a suction pump 5 , and the suction pump 5 provides a negative pressure effect at the suction port 22 . In this embodiment, a material pushing screw 36 that can push material into the material suction hose 2 is fixed on the excavating head 3, so as to cooperate with the suction effect of the negative pressure at the material suction port 22 to quickly introduce the dirt inside the suction hose 2. The suction pump 5 can use the power of the self-configured engine, or can obtain the power by taking the power on the chassis of the second-class automobile. A dirt separator 6 is arranged between the discharge end of the suction hose 2 and the suction pump 5 , and a material storage assembly 7 is connected to the discharge port of the dirt separator 6 . The sucked-out dirt is separated at the dirt separator 6, and is output to the material storage assembly 7 through the discharge port for storage.

The dirt separator 6 includes a centrifugal discharger 61 and a dust collector 63 arranged in sequence, and the feeding port of the centrifugal discharger 61 is connected to the discharge end of the suction hose 2. The discharge port of the unloader 61 is connected to the storage assembly 7, the air outlet of the centrifugal unloader 61 is connected to the air inlet of the dust remover 63, and the air outlet of the dust remover 63 is connected to the suction material Pump 5. The centrifugal unloader 61 adopts a tangential feeding method, and the centrifugal action and the self-weight effect of the dirt after the tangential feeding realizes the automatic sedimentation in the centrifugal unloader 61 . The structural principle is easily understood by those skilled in the art from the centrifugal separator, and will not be repeated here. The dust collector 63 performs secondary dust removal and filtering on the gas entering the dirt at the same time, so as to ensure the dustproof of the suction pump 5 .

The material storage assembly 7 includes a screw discharger 71 connected to the discharge port of the dirt separator 6 , and a material storage container 72 is connected to the discharge port of the screw discharger 71 . Of course, the storage container 72 is preferably installed on the equipment carrier 1, and preferably implemented by a storage box and other structures. The screw discharger 71 can overcome the negative pressure in the centrifugal discharger 61 and cooperate with the self-weight of the dirt to form a good discharge effect. Preferably, the bottom of the centrifugal unloader 61 adopts the method of a variable diameter discharge port and a gate 62 to close the centrifugal unloader 61 at the initial stage of material suction to ensure the initial suction effect, and to inhale a certain amount of dirt Afterwards, the shutter 62 is opened to facilitate the real-time discharging of the screw feeder 71 . The opening and closing of the gate 62 can be realized by driving such as a hydraulic cylinder. In addition, in this embodiment, a hydraulically controlled discharger can be added under the gate 62 to cooperate with the screw discharger 71 to discharge the material evenly, so that the controllability of the discharge and storage is enhanced.

When this embodiment is used, the excavation head 3 is put into the pipeline 8 first, and after the suction pump 5 is started, the suction port 22 generates a negative pressure in a high vacuum state. Then the rotary driver 4 starts to drive the excavation head 3 to rotate at a high speed, the excavation head 3 rotating at a high speed continuously excavates into the pipe by means of the self-propelled structure 33, and the flexibility of the suction hose 2 can adapt to the continuous excavation of the excavation. stretch. During this process, the high-speed rotating head 3 can disperse the scaling, dense blockages, and large particles in the pipe, and the disintegrated dirt is sucked into the suction port 22 by the suction port 22. pipe 2, and after being separated by the material separator, it enters the material storage assembly 7 to form storage; the suction pump 5 thus maintains a good vacuum suction state, and then cooperates with the excavation head 3 to disperse, the excavation path Dirt can be cleaned up continuously and efficiently. This embodiment integrates dispersal, suction, and storage, and can perform continuous blockage removal operations. The blockage removal efficiency is high, and the blockage removal ability is strong. It can clean the pipeline 8 that is scaled, blocked, dense, and blocked by large particles, especially It is suitable for clearing blockage of underground small-diameter pipelines 8. The dirt removed in this embodiment can be stored in the storage assembly 7 and then transported to a designated place by the equipment carrier 1 for unloading, so that the transfer and transportation of the dirt is convenient.

Embodiment 2: As shown in FIG. 8 , the difference between this embodiment and Embodiment 1 is that the driving head 3 and the self-propelled structure 33 are different.

The tunneling head 3 in this embodiment includes a connecting section 31 rotatably mounted on the suction end of the suction hose 2 , and a tunneling section is fixed on the end of the connecting section 31 away from the suction hose 2 32. One end of the excavation section 32 away from the suction hose 2 is provided in a cone shape, and a plurality of circumferentially arranged reamers 35 are provided on the outer peripheral surface of the excavation section 32. This embodiment is applicable to when there are fibrous objects such as clothing and woven bags, and/or film objects such as plastic bags in the pipeline 8, the reamer 35 is used to mince the fibrous objects and the film objects, so that they can be sucked out smoothly . Due to the large volume of the reamer 35, the reamer 35 in this embodiment is directly arranged in a spiral shape, so as to play a self-propelling role while crushing the dirt, that is, the reamer 35 in this embodiment It also serves as the self-propelled structure 33 .

In actual use, the excavation head 3 in the two embodiments can be flexibly replaced for use according to the pre-judgment of the dirt in the pipeline 8 or the actual situation in the process of dredging and cleaning. For example, before clearing the blockage, if it is predicted that the inside of the pipeline 8 is relatively dry, the driving head 3 with the crushing teeth 34 in the first embodiment can be used; The feeding hose 2 pulls the excavating head 3 out of the pipeline 8 for inspection. If it is caused by the entanglement of fiber objects or film objects, the excavating head 3 with the reamer 35 in the second embodiment can be replaced, and the pipeline 8 can be dredged and cleaned again. . In this way, the excavation head 3 can be replaced, so that this embodiment can be used for dredging and cleaning the pipeline 8 in more environments.

The basic principles, main features and advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention There will also be various changes and improvements in the new model, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. The underground small-diameter pipeline dredging and cleaning device, including the equipment carrier, is characterized in that: the equipment carrier is provided with a suction hose that can extend into the pipeline, and the suction end of the suction hose is rotated and installed with a tunnel. a self-propelled structure that realizes passive propulsion by rotation is provided on the excavation head, a rotary driver is connected to the excavation head, and a material suction port is provided on the suction hose at the rear of the excavation head in the excavation direction; The equipment carrier is provided with a suction pump, a sewage separator is arranged between the discharge end of the suction hose and the suction pump, and the discharge port of the sewage separator is connected with a storage material General assembly. 2 . The device for dredging and cleaning underground small-diameter pipes according to claim 1 , wherein a material pushing screw capable of pushing material into the material suction hose is fixed on the excavation head. 3 . 3. The device for dredging and cleaning underground small-diameter pipes according to claim 1, wherein the rotary driver comprises a rotary drive motor mounted on the equipment carrier, and the power end of the rotary drive motor is provided with a power end extending to The steel wire flexible shaft in the material suction hose is connected to the tunneling head through the material suction hose. 4 . The device for dredging and cleaning underground small-diameter pipes according to claim 1 , wherein the suction end of the suction hose is fixedly provided with a hollowed excavation joint, and the excavation joint is far away from the suction hose. 5 . One end of the pipe is rotated to install the excavation head, and the suction port is provided on the side wall of the excavation joint. 5. The device for dredging and cleaning underground small-diameter pipes according to claim 1, wherein the excavation head comprises a connecting section rotatably mounted on the suction end of the suction hose, and the connecting section is far away from the One end of the suction hose is fixedly provided with an excavation section, one end of the excavation section away from the suction hose is arranged in a cone shape, and a plurality of crushing teeth are arranged on the outer peripheral surface of the excavation section. 6. The device for dredging and cleaning underground small-diameter pipes according to claim 1, wherein the excavation head comprises a connecting section rotatably mounted on the suction end of the suction hose, and the connecting section is far away from the One end of the suction hose is fixedly provided with an excavation section, the end of the excavation section away from the suction hose is arranged in a cone shape, and a plurality of circumferentially arranged reamers are arranged on the outer peripheral surface of the excavation section. 7 . The device for dredging and cleaning underground small-diameter pipes according to claim 1 , wherein the self-propelled structure is a self-propelled screw fixedly arranged on the outer peripheral surface of the excavation head. 8 . 8 . The device for dredging and cleaning underground small-diameter pipes according to claim 1 , wherein the dirt separator comprises a centrifugal discharger and a dust collector arranged in sequence, and the feeding port of the centrifugal discharger is connected to the The discharge end of the suction hose is connected and arranged, the discharge port of the centrifugal unloader is connected to the storage assembly, and the air outlet of the centrifugal unloader is connected to the air inlet of the dust collector. The air outlet of the dust collector is connected to the suction pump. 9 . The device for dredging and cleaning underground small-diameter pipes according to claim 1 , wherein the material storage assembly comprises a screw discharger connected to the discharge port of the dirt separator, and the screw discharger is 9 . The outlet of the device is connected with a storage container. 10 . The device for dredging and cleaning underground small-diameter pipes according to claim 1 , wherein the equipment carrier comprises a second-class vehicle chassis. 11 .

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