CN216615645U

CN216615645U - Suction port with back flushing function

Info

Publication number: CN216615645U
Application number: CN202122212829.6U
Authority: CN
Inventors: 马雍钧; 闫泽双; 汤辉; 刘述庆; 李强
Original assignee: Shandong Haorui Intelligent Technology Co ltd
Current assignee: Shandong Haorui Intelligent Technology Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-05-27
Anticipated expiration: 2031-09-13

Abstract

The utility model relates to a suction port with a back-blowing function, which comprises an upper fixing plate and a lower suction port body, wherein the upper fixing plate and the lower suction port body are locked through a locking structure, a suction pipe and a bottom plate are connected and fixed through welding, the suction pipe penetrates through a back-blowing pipe and is communicated with a first cavity of the lower suction port body, a hole connected with the back-blowing cavity is arranged on the bottom plate, the hole is communicated with the back-blowing cavity and a second cavity, a sealing gasket is arranged between the upper fixing plate and the lower suction port body, holes correspondingly arranged on the hole on the bottom plate and the second cavity on the lower suction port body are arranged on the sealing gasket, the sealing gasket seals and isolates the first cavity from the second cavity and isolates the second cavity from the outside, the back-blowing baffle plate consists of a baffle plate main body and a flexible baffle plate, is positioned in the first cavity and is in front of a back-blowing air outlet of the second cavity, and is fixed on the top plate of the main body through bolts.

Description

Suction port with back flushing function

(I) technical field

The utility model relates to a suction port with a back blowing function.

(II) background of the utility model

With the increasing demand of the sanitation industry for road sweeper equipment, the number of road sweepers grows exponentially. At present, dry-type road sweeper among the road sweeper utilizes filtering material to remove dust, and the suction inlet of its use adopts the blowback structure mostly, and the suction inlet of traditional blowback structure is suction tube and blowback pipe layout design side by side, and this design requires than higher to the space that the suction tube was arranged, causes the space utilization who increases the muscle lower, and blowback pipe and suction tube all expose outside, influence the whole outward appearance of road sweeper, has reduced the ability that the road sweeper fuses into city background environment.

In order to fill the gap of the application of the separable suction port with the back flushing function to the multifunctional road sweeper, the utility model provides the suction port with the back flushing function, which can meet the requirements of the multifunctional road sweeper on the structure of the quick-change suction port and the structural requirement of the road sweeper on dry cleaning.

(III) contents of utility model

The utility model discloses a suction port with a back blowing function, which can meet the requirements of a multifunctional road sweeper on a quick-change suction port structure and the structural requirements of dry cleaning of the road sweeper.

The utility model discloses a suction port with a back-blowing function, which comprises an upper fixing plate and a lower suction port body, wherein the upper fixing plate comprises a suction pipe, a back-blowing cavity and a bottom plate, the lower suction port body comprises a main plate, a first cavity, a second cavity and a back-blowing baffle plate, the suction pipe and the bottom plate are locked through a locking structure, the suction pipe and the bottom plate are connected and fixed through welding, the suction pipe penetrates through the back-blowing pipe and is communicated with the first cavity of the lower suction port body, the bottom plate is provided with a hole connected with the back-blowing cavity, the hole is communicated with the back-blowing cavity and the second cavity, a sealing pad is arranged between the upper fixing plate and the lower suction port body, the sealing pad is provided with holes correspondingly arranged with the hole on the bottom plate and the second cavity on the lower suction port body, and seals and isolates the first cavity from the second cavity, and meanwhile, the second cavity is isolated from the outside, the back blowing baffle consists of a baffle main body and a flexible baffle and is positioned in the first cavity, and the back blowing air outlet of the second cavity is fixed on the top plate of the main body through a bolt in front of the back blowing air outlet of the second cavity.

Like this, install the suction inlet that has the blowback function to locking back, it is used for cleaning the collection of rubbish under the function, when cleaning the operation, the suction tube is connected with the box, and the air intake of fan communicates with each other with the box, and take out for the negative pressure with the box, and the air outlet of fan communicates with each other with the blowback mouth of filter equipment and suction inlet, and the blowback air current forms air conveyor with the suction tube under the interference of suction inlet structure, and then realizes rubbish and carries to the box in through the suction tube, accomplishes the function that the suction inlet collected rubbish. Meanwhile, the suction pipe penetrates through the back flushing pipe, the suction pipe and the back flushing pipe are well combined, the structure can meet the requirements of the multifunctional road sweeper on a quick-change suction port structure and the structural requirements of the road sweeper on dry cleaning. The purpose of the utility model is achieved.

The utility model is also characterized in that the front part of the lower suction port body is provided with a front baffle, the front baffle is hinged on the main board through a baffle push rod, the front end of the baffle push rod is hinged with the front baffle through a hinge, the rear end of the baffle push rod is fixed in an elongated slot of the main board through a sliding block and can slide smoothly, the baffle push rod is provided with a tension spring, one end of the tension spring is fixed on the main board, the other end of the tension spring is fixed on the baffle push rod, and the front baffle is abutted against the main board through the tension spring. .

The utility model is also characterized in that a rear limiting plate is arranged below the rear part of the bottom plate and is used for limiting and fixing when the upper fixing plate is connected with the lower suction port body. The bottom plate on seted up the elongated hole along the fore-and-aft direction, the bolt passes the elongated hole on the bottom plate and twists in the screw hole of back limiting plate in order to fix back limiting plate on the bottom plate.

The utility model is also characterized in that the locking structure comprises a locking handle and a locking column, the locking handle is hinged on the upright post of the main board, the locking column is arranged on the upper fixing plate, and the locking handle and the locking column are matched for use to realize the locking and the separation between the upper fixing plate and the lower suction body. Therefore, the upper fixing plate and the lower suction body can be locked and separated under the operation of the locking handle. After separation, the upper fixing plate is fixed on the whole machine, the lower suction port body can be taken down, suction ports with other structures can be replaced, and the function of the suction ports can be switched.

The utility model is also characterized in that the lower suction inlet body is provided with a supporting component which is a supporting wheel and is fixed on the main board through a rotating shaft. The supporting wheel is provided with an adjusting bolt, the adjusting bolt penetrates through a threaded hole in the main body and abuts against the bolt head of the fixed supporting wheel, and the height of the supporting wheel is adjusted by rotating the adjusting bolt.

The utility model is also characterized in that the blowback pipe is welded on the upper cavity wall of the blowback cavity.

The utility model is also characterized in that a back-blowing adjusting plate is arranged on the bottom surface of the main plate, the back-blowing adjusting plate consists of an adjusting plate main body and a wear-resisting block, and the wear-resisting block is welded on the adjusting plate main body.

The utility model is also characterized in that the bottom surface of the main board is provided with a long hole along the front-back direction, a bolt passes through the long hole on the bottom surface of the main board and then is screwed into a threaded hole of the back blowing adjusting plate to fix the back blowing adjusting plate on the bottom surface of the main board, and the front-back position of the back blowing adjusting plate is adjusted by unscrewing the bolt to adjust the size of the air outlet of the second cavity.

(IV) description of the drawings

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

FIG. 2 is a schematic top view of an upper fixing plate according to the present invention;

FIG. 3 is a schematic bottom view of the upper fixing plate according to the present invention;

FIG. 4 is a schematic top view of the lower suction port body of the present invention;

FIG. 5 is a schematic bottom view of the lower suction port body according to the present invention;

FIG. 6 is a schematic diagram of a structure of a reverse blowing adjustment plate according to the present invention;

FIG. 7 is a schematic view of a structure of a reverse blowing baffle of the present invention.

(V) detailed description of the preferred embodiments

The technical solutions of the present invention will be described in further detail with reference to the accompanying drawings and specific implementation examples, and the following embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

In the following drawings of the present invention, the same reference numerals are used and the same description is given. The anti-backflow air suction device comprises an upper fixing plate 1, a lower suction inlet body 2, a sealing gasket 3, a backflow pipe 101, a suction pipe 102, a backflow cavity 103, a bottom plate 104, a locking column 105, a rear limiting plate 106, a main plate 201, a first cavity 202, a second cavity 203, a front baffle 204, a backflow adjusting plate 205, a baffle main body 205-1, a flexible baffle 205-2, a backflow baffle 206, an adjusting plate main body 206-1, a wear-resistant block 206-2, a supporting wheel 207, an adjusting bolt 208, a locking handle 209, a baffle push rod 210 and a tension spring 211.

As shown in figure 1, the suction port with the back-blowing function consists of an upper fixing plate 1, a lower suction port body 2 and a sealing gasket 3, wherein the upper fixing plate 1 and the lower suction port body 2 are locked through a special locking structure, and the sealing gasket 3 is arranged between the upper fixing plate 1 and the lower suction port body 2 for sealing.

As shown in fig. 2 and 3, the upper fixing plate 1 is composed of a suction pipe 102, a blowback pipe 101, a blowback cavity 103, a bottom plate 104, a locking column 105 and a rear limiting plate 106; the back flushing pipe 101 is communicated with the back flushing cavity 103 through welding; the suction pipe 102 and the bottom plate 104 are connected and fixed by welding, the bottom plate 104 is provided with a hole which is connected with the back blowing cavity 103, and the gas in the back blowing cavity 103 passes through the bottom plate 104 through the hole; specifically, the diameter of the suction pipe 102 is smaller than that of the blowback pipe 101, and the suction pipe is sleeved inside the blowback pipe 101; the bottom plate 104 is provided with elongated holes along the front-back direction, bolts penetrate through the elongated holes in the bottom plate and are screwed into threaded holes of the rear limiting plate to fix the rear limiting plate 106 on the bottom plate 104, and when the position of the rear limiting plate needs to be adjusted, the position of the rear limiting plate 106 can be adjusted by loosening the bolts; specifically, the suction tube 102 of the upper fixing plate 1 is connected with the first cavity 202 of the lower suction body 2; the back flushing pipe 101 of the upper fixing plate is communicated with a back flushing cavity 103, and the back flushing cavity 103 is connected with the second cavity of the lower suction inlet body 2; the sealing gasket 3 is provided with a hole through which gas can pass, and separates the first cavity 202 from the second cavity 203, and separates the second cavity 203 from the outside.

As shown in fig. 4 and 5, the lower suction inlet body is composed of a main plate 201, a first cavity 202, a second cavity 203, a front baffle 204, a reverse blowing adjusting plate 205, a reverse blowing baffle 206, a support wheel 207, an adjusting bolt 208, a locking handle 209, a baffle push rod 210 and a tension spring 211.

Specifically, the front baffle 204 is hinged to the main board 201 through a hinge, the front end of the baffle push rod 210 is hinged to the front baffle 204 through a hinge, the rear end of the baffle push rod 210 is fixed in a long groove of the main board 201 through a slider and can slide smoothly, one end of the tension spring 211 is fixed to the main board 201, the other end of the tension spring 211 is fixed to the baffle push rod 210, and the front baffle 204 can abut against the main board 211 under the action of the tension spring 211; the locking handle 209 is provided with a specially designed curve outline and is hinged on the upright post of the main board 201, and the specially designed curve outline is matched with the locking post 105 of the upper fixing plate 1 to realize the locking and the separation of the upper fixing plate 1 and the lower suction body 2 by rotating the locking handle 209; the supporting wheel 207 is fixed on the main plate 201 through a rotating shaft, the adjusting bolt 208 penetrates through a threaded hole in the main body 201 and abuts against the bolt head of the fixed supporting wheel, and the height of the supporting wheel can be adjusted by rotating the adjusting bolt 208;

as shown in fig. 6, the reverse-blowing adjusting plate 206 is composed of an adjusting plate main body 206-1 and a wear-resistant block 206-2, and the wear-resistant block 206-2 is welded on the adjusting plate main body 206-1; the bottom surface of the main board 201 is provided with elongated holes along the front-back direction, bolts penetrate through the elongated holes on the bottom surface of the main board 201 and are screwed into threaded holes of the back blowing adjusting plate 205 to fix the back blowing adjusting plate 205 on the bottom surface 201 of the main board, and when the back blowing wind power needs to be adjusted, the size of the air outlet of the second cavity 203 can be changed by adjusting the front-back position of the back blowing adjusting plate 205 after the bolts are unscrewed;

as shown in fig. 7, the back-blowing baffle 205 is composed of a baffle main body 205-1 and a flexible baffle 205-2, is located in the first cavity 202, and is fixed on the top plate of the main body 201 by bolts.

The utility model relates to a suction port with a back-blowing function, which consists of an upper fixing plate 1, a lower suction port body 2 and a sealing gasket 3, wherein the upper fixing plate 1 and the lower suction port body 2 can be locked and separated under the operation of a locking handle; after separation, the upper fixing plate 1 is fixed on the whole machine, the lower suction body 2 can be taken down, and suction ports with other structures can be replaced, so that the function of the suction ports can be switched; after being locked, the garbage collector is used for collecting garbage with a cleaning function. During cleaning operation, the suction pipe 102 is connected with the box through a pipeline, the air inlet of the fan is communicated with the box, negative pressure is formed in the box under the action of the fan, the air outlet of the fan is communicated with the back blowing port 101 of the filtering device and the suction port, and back blowing airflow forms an air conveying belt with the suction pipe 101 under the interference of the suction port structure, so that garbage is conveyed into the box through the suction pipe, and the function of collecting the garbage through the suction port is achieved.

The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.

Claims

1. A suction port with a back-blowing function comprises an upper fixing plate and a lower suction port body, wherein the upper fixing plate comprises a suction pipe, a back-blowing cavity and a bottom plate, the lower suction port body comprises a main plate, a first cavity, a second cavity and a back-blowing baffle plate, the suction pipe and the lower suction port body are locked through a locking structure, the suction pipe and the bottom plate are fixedly connected through welding, the suction pipe penetrates through the back-blowing pipe and is communicated with the first cavity of the lower suction port body, meanwhile, a hole connected with the back-blowing cavity is formed in the bottom plate, the hole is communicated with the back-blowing cavity and the second cavity, a sealing pad is arranged between the upper fixing plate and the lower suction port body, holes corresponding to the hole in the bottom plate and the second cavity in the lower suction port body are formed in the sealing pad, and the first cavity and the second cavity are sealed and isolated by the sealing pad, meanwhile, the second cavity is isolated from the outside, the reverse blowing baffle consists of a baffle main body and a flexible baffle, is positioned in the first cavity, and is fixed on a top plate of the main body through a bolt in front of a reverse blowing air outlet of the second cavity.

2. A suction inlet with a back flushing function according to claim 1, characterized in that a front baffle is provided at the front of the lower suction inlet body, the front baffle is hinged to the main plate by a baffle push rod, the front end of the baffle push rod is hinged to the front baffle by a hinge, the rear end is fixed to the elongated slot of the main plate by a slider and can slide smoothly, a tension spring is provided on the baffle push rod, one end of the tension spring is fixed to the main plate, the other end of the tension spring is fixed to the baffle push rod, and the front baffle is abutted to the main plate by the tension spring.

3. A suction opening with blowback function according to claim 2, wherein a rear stopper plate is provided below the rear portion of said bottom plate for performing a stopper fixing when the upper fixing plate and the lower suction opening body are connected.

4. A suction opening with blowback function according to claim 3, wherein said bottom plate is formed with elongated holes along the front-rear direction, and a bolt is screwed into the threaded hole of the rear stopper plate after passing through the elongated holes of the bottom plate to fix the rear stopper plate to the bottom plate.

5. A suction opening with blowback function according to any one of claims 1 to 4, wherein said locking structure comprises a locking handle hinged to the upright of the main plate and a locking post provided on the upper fixing plate for locking and separating the upper fixing plate and the lower suction opening body.

6. A suction opening with blowback function according to any one of claims 1 to 4, characterized in that said lower suction body is provided with support members, which are support wheels, fixed to the main plate by means of a rotary shaft.

7. A suction opening with a back flushing function according to claim 6, characterized in that the supporting wheel is provided with an adjusting bolt, the adjusting bolt passes through a threaded hole in the main body and abuts against the bolt head of the fixed supporting wheel, and the height of the supporting wheel is adjusted by rotating the adjusting bolt.

8. A suction opening with blowback function according to any one of claims 1 to 4, wherein said blowback pipe is welded to an upper chamber wall of the blowback chamber.

9. A suction opening with back-blowing function according to any of claims 1 to 4, wherein the bottom surface of said main plate is provided with a back-blowing adjusting plate, said back-blowing adjusting plate is composed of an adjusting plate body and a wear-resistant block, and said wear-resistant block is welded on said adjusting plate body.

10. A suction opening with a back-blowing function according to claim 9, wherein the bottom surface of the main plate is formed with elongated holes along the front-rear direction, bolts are inserted through the elongated holes in the bottom surface of the main plate and screwed into the threaded holes of the back-blowing adjustment plate to fix the back-blowing adjustment plate to the bottom surface of the main plate, and the size of the air outlet of the second chamber is adjusted by adjusting the front-rear position of the back-blowing adjustment plate by loosening the bolts.