CN219813975U - Siphon vacuum dust collector - Google Patents

Abstract

The utility model belongs to the technical field of dust collection equipment, and particularly relates to a siphon type vacuum dust collection device which comprises a dust collector, a pressure-regulating air filter and an ejector, wherein the dust collector comprises a box body, a cover body and a filter element assembly arranged in the box body, a dust collection pipe is arranged on the box body, and an air outlet pipe is arranged on the cover body; the air inlet of the pressure regulating air filter is connected with a compressed air pipeline, and the air outlet pipe is connected with a negative pressure cavity of the ejector; an air outlet of the pressure regulating air filter is connected with an air inlet of the ejector through a first pipeline, and the air outlet of the ejector is communicated with the external atmosphere. The device adopts the siphon principle of the ejector to collect dust, replaces a vacuum pump, is safer and more reliable to use, and has more obvious dust collection effect; meanwhile, when dust collection is not needed, the compressed air is used for connecting the dust collection pipe head, otherwise, the dust collection pipe head is used for cleaning the filter cylinder, the operation is simple and practical, the dust collection and cleaning are both achieved, and the efficiency is higher.

Description

Siphon vacuum dust collector

Technical Field

The utility model belongs to the technical field of dust collection equipment, and particularly relates to a siphon type vacuum dust collection device.

Background

Most of the traditional industrial dust collectors are used for vacuumizing the inside of a barrel body through a vortex fan, a vortex air pump and other devices, so that negative pressure in the barrel body is quickly increased, air quickly flows into the barrel body through an air inlet due to high negative pressure, solid particles carried by flowing air enter the barrel body through a dust collection pipe, a filter element is connected with the air inlet, solids are attached to the inner surface of a filter bag, and filtered air is filtered through the filter element and discharged out of the dust collector.

The conventional vortex fan or air pump of the dust collector needs to consume electric energy in the use process, and a dust collection device using compressed air as kinetic energy is generated in the prior art.

The Chinese patent with publication number of CN218945878U discloses a pneumatic negative pressure dust collection device, which comprises a tank body and a filter element; the filter element is arranged in the tank body; one end of a dust collection pipe of the dust collection pipeline is communicated with the inside of the tank body, and the other end of the dust collection pipe is connected with a dust collection pipe head; one end of an air pipe of the air channel pipeline is connected with a ball valve through a quick connector, the ball valve is arranged on one side of a pressure-regulating air filter, and the pressure-regulating air filter can be connected with an air source; one side of the ejector is an air inlet, the other side of the ejector is an air outlet, a negative pressure cavity is formed at the bottom of the ejector and fixedly arranged on the tank cover, and the negative pressure cavity is communicated with the inside of the tank body; the other end of the air pipe is connected with an air inlet of the ejector through a quick connector. The novel structure can fully utilize the on-site sufficient compressed air source, further replace the electric dust collector and achieve the purposes of saving maintenance cost and electricity consumption.

However, similar to the above dust collector, although the compressed air is used as a power source to replace the pump body to collect dust, the filter core structure inside the dust collector needs to be uniformly disassembled after the dust collection is completed, other fluids are utilized to clean after the disassembly is completed, the whole cleaning process is complicated, other cleaning equipment is utilized to clean after the disassembly of the filter core assembly, and the generated impurities, dust and the like are required to be collected by a new collecting box, so that the dust collector is time-consuming and labor-consuming, and the cleaning efficiency is too low.

Disclosure of Invention

Aiming at the technical problems in the background technology, the utility model provides a siphon type vacuum dust collection device, which adopts the siphon type vacuum dust collection device under the condition that the factory is provided with compressed air, can reversely utilize the compressed air to clean a filter cylinder/filter core, and has higher cleaning efficiency.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the siphon vacuum dust collection device comprises a dust collector, a pressure-regulating air filter and an ejector, wherein the dust collector comprises a box body, a cover body and a filter element assembly arranged in the box body, a dust collection pipe is arranged on the box body, and an air outlet pipe is arranged on the cover body; the air inlet of the pressure regulating air filter is connected with a compressed air pipeline, and the air outlet pipe is connected with a negative pressure cavity of the ejector; an air outlet of the pressure regulating air filter is connected with an air inlet of the ejector through a first pipeline, and the air outlet of the ejector is communicated with the external atmosphere; the tail end of the dust suction pipe is provided with a three-way valve, one interface of the three-way valve is connected with a dust suction pipe head, and the other interface of the three-way valve is connected with the other air outlet of the pressure regulating air filter through a pipeline II.

Optionally, the three-way valve comprises an outer cylinder, an inner cylinder and a valve core, wherein two ends of the outer cylinder are arranged in a penetrating way, a convex ring which is tightly fixed on the outer wall of the inner cylinder is arranged on the inner wall of the outer cylinder, a first interface and a second interface are respectively arranged on the inner cylinder on two sides of the convex ring, a third interface is also arranged on the inner cylinder, and the third interface extends to the outer side of the outer cylinder; the valve core comprises a core shaft and a piston arranged on the core shaft, and the piston is arranged in a sliding manner close to the inner cylinder; the mandrel is arranged in a sliding manner and is closely attached to the inner walls of the two ends of the inner cylinder.

Optionally, the upper end of box is provided with annular supporting part, the bottom of lid is provided with annular crimping portion, the filter element assembly includes annular joint, the joint is accepted at the up end of supporting part to compress tightly fixedly by crimping portion.

Optionally, a step groove is formed in the supporting portion, a cleaning ring is detachably arranged in the step groove, and elastically deformable bristle assemblies are uniformly distributed on the inner wall of the circumference of the cleaning ring; the outer wall of the clamping connector is provided with a containing groove for containing the bristle component, and the lower end of the containing groove extends to form an arc-shaped transitional oblique edge.

Optionally, the filter element assembly further comprises a filter cartridge arranged at the bottom end of the clamping head, an annular scraper is arranged at the bottom end of the cleaning ring, and the scraper can be tightly attached to the surface of the filter cartridge.

Optionally, the inner wall of the clamping connector is provided with a filter screen, and the bottom end of the filter cylinder is provided with a bottom cover.

Optionally, the dust collection pipe is a stretchable elastic corrugated pipe; the second pipeline is a spiral hose which can be stretched elastically.

Optionally, the box is detachably inserted into a base slot of the mobile trolley.

Optionally, an air outlet of the ejector is connected with a silencer.

The utility model has the following advantages and beneficial effects:

1. according to the utility model, a power supply is not needed, dust can be sucked only by compressing air, the ejector is used for replacing the vacuum pump, the use is safer and more reliable, and the defect that the vacuum pump is easy to heat and burn due to long service time is overcome.

2. And, this dust catcher utilizes compressed air as the power supply, lets in the ejector in order to realize the dust absorption, simultaneously when not needing the dust absorption, utilize compressed air switch-on dust absorption tube head, be conversely used for wasing and strain a section of thick bamboo, easy operation is practical, accomplish a thing dual-purpose, dust absorption and washing have concurrently, and efficiency is higher, make later stage wash the filter core subassembly of dust catcher when need not dismantle the back and utilize other cleaning equipment to wash, thereby avoided the complicated procedure of filter core dismantlement, utilize the dust absorption tube head to wash the section of thick bamboo simultaneously, dust in the section of thick bamboo, impurity can be directly collected by wasing getting into the box, the cleaning efficiency of filter core has been promoted greatly.

Drawings

Fig. 1 is a block diagram of a siphon vacuum cleaner according to the present utility model;

fig. 2 is a cross-sectional view of a siphon vacuum cleaner according to the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at a;

FIG. 4 is a cross-sectional view of an ejector provided by the present utility model;

FIG. 5 is a schematic diagram of the three-way valve provided by the utility model in a dust collection state;

FIG. 6 is a schematic diagram of a three-way valve according to the present utility model in a purge state;

icon: 1-travelling car, 11-armrest frame, 2-box, 21-dust suction pipe, 22-dust suction pipe head, 23-three-way valve, 23 a-first cavity, 23 b-second cavity, 231-outer cylinder, 232-convex ring, 233-inner cylinder, 234-spindle, 235-piston, 236-sealing ring, 2331-interface one, 2332-interface two, 2333-interface three, 24-pipe two, 25-valve two, 26-support, 3-cover, 31-outlet pipe, 32-cover handle, 33-press part, 4-connection assembly, 41-hook head, 42-buckle, 43-press handle, 5-pressure-adjusting air filter, 51-connector one, 52-valve one, 53-quick-change connector one, 54-pipe one, 55-quick-change connector two, 6-ejector, 61-air inlet, 62-sealing ring, 63-negative pressure cavity, 7-silencer, 8-ejector assembly, 81-clip, 811-clip ring, 812-receiving groove, 813-transition 82-84-filter cartridge, 83-filter cartridge, 92-filter cartridge, and 9-bevel edge cleaning brush.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1 and 2, a siphon vacuum dust collector comprises a dust collector, a pressure-regulating air filter 5, an ejector 6 and other components, wherein the dust collector comprises a box body 2, a cover body 3 and a filter element component 8 arranged inside the box body 2, the upper end of the box body 2 is opened, and the upper end of the box body 2 is detachably provided with the cover body 3 through a connecting component 4. The box body 2 is provided with a dust collection pipe 21, the dust collection pipe 21 is communicated with the inner cavity of the box body 2, the cover body 3 is provided with an air outlet pipe 31, and the air outlet pipe 31 is communicated with the inner cavity of the cover body 3. The first joint 51 of the pressure regulating air filter 5 is connected with a compressed air pipeline (not shown in the figure), and the air outlet pipe 31 at the upper end of the cover body 3 is connected with the negative pressure cavity 63 of the ejector 6; one air outlet of the pressure regulating air filter 5 is connected with a valve I52, the valve I52 is connected with a quick-change connector I53, the quick-change connector I53 is connected with a pipeline I54, the other end of the pipeline I54 is provided with a quick-change connector II 55, and an air outlet 62 of the ejector 6 is communicated with the outside atmosphere through the connection of the quick-change connector II 55 and an air inlet 61 of the ejector 6.

As shown in fig. 1, the tail end of the dust collection pipe 21 is provided with a three-way valve 23, one interface of the three-way valve 23 is connected with a dust collection pipe head 22, the other air outlet of the pressure regulating air filter 5 is connected with a valve II 25, and the other interface of the three-way valve 23 is connected with the valve II 25 through a pipeline II 24.

As shown in fig. 1-3, in the present utility model, the connecting component 4 is provided with a plurality of hook heads 41, ring buckles 42 and pressing handles 43, the hook heads 41 are arranged on the outer wall of the cover body 3, the pressing handles 43 are hinged on the outer wall of the box body 2, the ring buckles 42 are hinged on the pressing handles 43, when the cover body 3 is installed, the ring buckles 42 are buckled in the clamping grooves of the hook heads 41, and then the pressing handles 43 are pressed down to be locked.

In the utility model, the three-way valve 23 can be an electromagnetic control valve, and the main principle is that the sliding of an inner valve core is driven by electromagnetism so as to be communicated with a corresponding opening.

Because the three-way valve 23 is directly connected with the dust suction pipe head 22, the electromagnetic structural design line has complex electrifying trend and is easily influenced by dust, and the manual three-way valve is adopted in the utility model for the rationality of structural design.

Specifically, as shown in fig. 5 and 6, the three-way valve 23 includes an outer cylinder 231, an inner cylinder 233 and a valve core, two ends of the outer cylinder 231 are through, and inner threads 2311 are provided on inner walls of two ends of the outer cylinder 231, so that the outer cylinder 231 can be respectively connected with the dust suction pipe 21 and the dust suction pipe head 22 in a threaded manner; the inner wall of the outer cylinder 231 is provided with a convex ring 232 which is tightly fixed on the outer wall of the inner cylinder 233, the inner cylinder 233 on two sides of the convex ring 232 is respectively provided with a first interface 2331 and a second interface 2332, the inner cylinder 233 is also provided with a third interface 2333, and the third interface 2333 extends to the outer side of the outer cylinder 231; the valve core comprises a core shaft 234 and a piston 235 arranged on the core shaft 234, and the piston 235 is arranged in a sliding manner close to the inner cylinder 233; the mandrel 234 is slidably disposed against the inner walls of the inner barrel 233 at both ends thereof and is sealed by a seal ring 236. One end of the mandrel 234 is a threaded section 2341, and the threaded section 2341 is in threaded connection with the inner barrel 233, so that the mandrel 234 can be rotated to control the position of the piston 235, thereby communicating with the corresponding interface. The convex ring 232 is provided with a first annular cavity 23a and a second annular cavity 23b at two sides respectively.

As shown in fig. 5, in the state that the first port 2331 and the third port 2333 of the three-way valve 23 are communicated, two ends of the outer cylinder 231 are respectively connected with the dust suction pipe head 22 and the dust suction pipe 21, the second port 2332 is closed, the third port 2333 is communicated with compressed air, and the compressed air is blown out from the first port 2331, and the air flow direction of the compressed air is shown by an arrow in the figure, so that the purging operation is realized.

As shown in fig. 6, in a state that the first port 2331 and the second port 2332 of the three-way valve 23 are communicated, two ends of the outer cylinder 231 are respectively connected with the dust suction pipe head 22 and the dust suction pipe 21, the third port 2333 is closed, the first port 2331 sucks dust and sucks the dust from the second port 2332, and an arrow in the drawing shows a dust suction flow direction, thereby realizing dust suction operation.

In the utility model, the dust collection pipe 21 is a stretchable elastic corrugated pipe, so that dust collection at different positions can be conveniently carried out by stretching; the second pipe 24 is a spiral hose capable of being stretched elastically, so that the dust suction pipe head 22 (the dust suction pipe 21 and the second pipe 24 are stretched) can be stretched to the upper end of the box body 2, and the dust suction pipe head is used for cleaning and purging the filter element assembly 8 in the box body 2.

In the utility model, the box body 2 is detachably inserted into the base slot of the mobile trolley 1, and is driven by the mobile trolley 1, so that the mobile type portable electric power box is practical, and is more convenient and quicker.

Further, a handrail frame 11 is arranged on one side of the mobile trolley 1, and the pressure-regulating air filter 5 is fixed on the handrail frame 11; the dust suction pipe head 22 is detachably clamped on one side of the armrest frame 11.

In the utility model, the muffler 7 is connected with the air outlet 62 of the ejector 6, so that the air can be discharged after being silenced, the noise generated during dust collection and blowing cleaning is reduced, and the utility model is more humanized.

As shown in fig. 2 and 3, the upper end of the box body 2 is provided with an annular supporting part 26, the bottom end of the cover body 3 is provided with an annular compression joint part 33, and a certain space is reserved between the supporting part 26 and the compression joint part 33 after the box body 2 and the cover body 3 are compacted and sealed; the filter element assembly 8 comprises an annular clamping connector 81 and a filter cartridge 82 arranged at the bottom end of the clamping connector 81, wherein the clamping connector 81 is connected to the upper end face of the supporting portion 26 and is pressed and fixed by the pressing portion 33, namely, when the cover body 3 is fixed, the filter element assembly 8 can be fixed.

Further, the support portion 26 is provided with a stepped groove, a cleaning ring 9 is detachably disposed in the stepped groove, and elastically deformable bristle assemblies 91 are uniformly distributed on the inner wall of the circumference of the cleaning ring 9, that is, the bristle assemblies 91 are annularly distributed along the inner wall of the cleaning ring 9. The outer wall of the clamping head 81 is provided with a containing groove 812 for containing the bristle assembly 91, and the lower end of the containing groove 812 is extended with an arc-shaped transitional bevel 813. The outer wall of the clip 81 is provided with a clip 811, the clip 811 is provided on the upper end surface of the cleaning ring 9, and the clip 811 is pressed by the pressure contact portion 33. When the filter element assembly 8 is fixed, the brush assembly is just contained in the containing groove 812; and when dismantling filter element 8, carry filter element 8 wholly, brush subassembly is warp along transition hypotenuse 813 by slow atress, can avoid the brush subassembly to be bent, burr and then influence the washing of later stage, until the brush subassembly is carried on the section of thick bamboo 82 and contact the brush subassembly, because the brush subassembly has certain elasticity, its elasticity brush hair can insert in the filtration pore, clear impurity such as dust, realize the impurity brush of section of thick bamboo 82 outer wall surface and clear away the jam impurity in the filtration pore.

Further, an annular scraper 92 is disposed at the bottom end of the cleaning ring 9, and the scraper 92 can be disposed close to the surface of the filter cartridge 82. The scraping of impurities from the outer wall surface of the filter cartridge 82 is achieved when the filter cartridge 82 is lifted up to contact the scraper 92.

Further, the inner wall of the clamping joint 81 is provided with a filter screen 84, the diameter of the filter screen 84 is smaller than that of the filter cartridge 82, the filter screen 84 and the filter cartridge 82 are combined to play a role in double-layer filtering and graded filtering, meanwhile, the bottom end of the filter cartridge 82 is provided with a bottom cover 83, and small particle impurities filtered by the filter screen 84 accumulate and deposit on the bottom cover 83 and are removed when the filter cartridge is detached in the later period.

The ejector 6 is mainly made of 304 stainless steel, is a core component of the siphon type dust collection device, mainly builds vacuum negative pressure by using a siphon principle, and mainly comprises an air inlet 61, an air outlet 62 and a negative pressure cavity 63, wherein the internal structure of the ejector is shown in fig. 4.

The working principle of the utility model is as follows:

the siphon vacuum dust collector utilizes the siphon principle, high-pressure injection compressed air is introduced into an air inlet 61 of an ejector 6 through a pressure reducing valve, high-speed compressed air rotates at a high speed in a negative pressure cavity 63 of the ejector 6 to drive low-pressure compressed air at a dust collection port, negative pressure in a box body 2 is quickly increased, the high-pressure air quickly flows into the box body 2 through an air inlet, an air suction port is connected with a dust collection pipe 21 to vacuumize the box body 2 of the dust collector, negative pressure is formed, reversely flowing air is sucked into the inner cavity of the box body 2 through the dust collection pipe 21, a filter element assembly 8 is connected with the air inlet, dust is attached to the surface of a filter cartridge 82, filtered air is filtered through the filter cartridge 82, and finally clean mixed gas is discharged out of the dust collector through an air outlet 62 of the ejector 6.

S1, as shown in fig. 1 and 6, a compressed air pipeline is connected with a first joint 51 of the pressure regulating air filter 5, the three-way valve 23 is controlled to enable a first joint 2331 to be communicated with a second joint 2332, and then the first valve 52 is opened to start the dust collection device to start dust collection.

S2, as shown in fig. 1 and 5, after dust collection is finished, the valve I52 is closed, the cover body 3 is disassembled to expose the filter element assembly 8, then the three-way valve 23 is controlled, the interface I2331 is communicated with the interface III 2333, then the valve II 25 is opened, the dust collection pipe head 22 is aligned with the filter element assembly 8 to purge, and the filter element assembly 8 is purged.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (9)

1. The utility model provides a hydrocone type vacuum dust extraction, includes dust catcher, pressure regulating air filter and ejector, the dust catcher includes box, lid and sets up at the inside filter element assembly of box, be provided with the dust absorption pipe on the box, be provided with the outlet duct on the lid, its characterized in that:

the air inlet of the pressure regulating air filter is connected with a compressed air pipeline, and the air outlet pipe is connected with a negative pressure cavity of the ejector; an air outlet of the pressure regulating air filter is connected with an air inlet of the ejector through a first pipeline, and the air outlet of the ejector is communicated with the external atmosphere;

the tail end of the dust suction pipe is provided with a three-way valve, one interface of the three-way valve is connected with a dust suction pipe head, and the other interface of the three-way valve is connected with the other air outlet of the pressure regulating air filter through a pipeline II.

2. A siphon vacuum cleaner according to claim 1, wherein: the three-way valve comprises an outer cylinder, an inner cylinder and a valve core, wherein two ends of the outer cylinder are arranged in a penetrating manner, a convex ring which is tightly fixed on the outer wall of the inner cylinder is arranged on the inner wall of the outer cylinder, a first interface and a second interface are respectively arranged on the inner cylinder on two sides of the convex ring, a third interface is also arranged on the inner cylinder, and the third interface extends out of the outer cylinder all the time; the valve core comprises a core shaft and a piston arranged on the core shaft, and the piston is arranged in a sliding manner close to the inner cylinder; the mandrel is arranged in a sliding manner and is closely attached to the inner walls of the two ends of the inner cylinder.

3. A siphon vacuum cleaner according to claim 1, wherein: the upper end of box is provided with annular supporting part, the bottom of lid is provided with annular crimping portion, the filter element subassembly includes annular joint, the joint is accepted at the up end of supporting part to it is fixed to compress tightly by crimping portion.

4. A siphon vacuum cleaner according to claim 3, wherein: the support part is provided with a stepped groove, a cleaning ring is detachably arranged in the stepped groove, and the inner wall of the circumference of the cleaning ring is uniformly provided with elastically deformable bristle assemblies; the outer wall of the clamping connector is provided with a containing groove for containing the bristle component, and the lower end of the containing groove extends to form an arc-shaped transitional oblique edge.

5. A siphon vacuum cleaner according to claim 4, wherein: the filter element assembly further comprises a filter cylinder arranged at the bottom end of the clamping connector, an annular scraper is arranged at the bottom end of the cleaning ring, and the scraper can be tightly attached to the surface of the filter cylinder.

6. A siphon vacuum cleaner according to claim 5, wherein: the inner wall of the clamping connector is provided with a filter screen, and the bottom end of the filter cylinder is provided with a bottom cover.

7. A siphon vacuum cleaner according to claim 1, wherein: the dust collection pipe is a stretchable elastic corrugated pipe; the second pipeline is a spiral hose which can be stretched elastically.

8. A siphon vacuum cleaner according to claim 1, wherein: the box body is detachably inserted into a base slot of the mobile trolley.

9. A siphon vacuum cleaner according to claim 1, wherein: and an air outlet of the ejector is connected with a silencer.