阅读说明：本技术 一种具有尾气处理装置通用汽油机 (Universal gasoline engine with tail gas treatment device ) 是由 沈永江 于 2020-01-15 设计创作，主要内容包括：本发明公开了一种具有尾气处理装置通用汽油机,涉及汽油机技术领域,包括汽油机体和固定设置在汽油机体上端的储油箱,所述汽油机体的侧面靠近储油箱的一侧固定设置有消音器,所述消音器的出气端固定设置有过滤罐,所述过滤罐的内部设置有滤网固定框,所述滤网固定框的内侧固定设置有过滤网,本发明通过使用过滤网能够对消音器排出的废气中大颗粒杂质进行预过滤处理,有效地防止废气中较多大颗粒杂质进入颗粒物捕捉器内影响颗粒杂质净化效果,连接杆与固定座之间固定连接有弹簧,利用汽油机体工作振动能够带动滤网固定框上下抖动,使得过滤网上附着的大颗粒杂质抖落至密封块的集料腔内,集料腔内的大颗粒杂质便于清理。(The invention discloses a general gasoline engine with a tail gas treatment device, which relates to the technical field of gasoline engines and comprises a gasoline engine body and an oil storage tank fixedly arranged at the upper end of the gasoline engine body, wherein a silencer is fixedly arranged at one side of the side surface of the gasoline engine body close to the oil storage tank, a filter tank is fixedly arranged at the air outlet end of the silencer, a filter screen fixing frame is arranged inside the filter tank, and a filter screen is fixedly arranged at the inner side of the filter screen fixing frame. The large-particle impurities in the aggregate cavity are convenient to clean.)

1. The utility model provides a general gasoline engine with tail gas processing apparatus, includes gasoline engine body (1) and fixed batch oil tank (2) of setting in gasoline engine body (1) upper end, its characterized in that: the side of the gasoline engine body (1) is close to one side of the oil storage tank (2) and is fixedly provided with a silencer (3), the air outlet end of the silencer (3) is fixedly provided with a filter tank (4), the inside of the filter tank (4) is provided with a filter screen fixing frame (15), the inner side of the filter screen fixing frame (15) is fixedly provided with a filter screen (151), the inner upper end of the filter tank (4) is fixedly provided with a fixing seat (17), the upper end of the filter screen fixing frame (15) is fixedly provided with a connecting rod (153), a spring (16) is fixedly connected between the connecting rod (153) and the fixing seat (17), the surface of the filter screen (151) is provided with a filter screen hole (152), the bottom side of the filter tank (4) is movably hinged with a sealing block (401), the inner side of the sealing block (401) is provided with a material collecting cavity (403), one, the fixed case (5) of handling that is provided with of one end of air duct (6), the one end of handling case (5) is provided with purifying tank (10), the inboard fixed absorption filtering layer (12) that is provided with of purifying tank (10), the fixed oil feed port (201) that is provided with in upper end of oil storage tank (2), the inboard of oil feed port (201) is provided with crosses filter core (8), the fixed assembly ring (802) that is provided with in upper end of crossing filter core (8), the bottom side fixed surface of assembly ring (802) is provided with reference column (803), the upper end threaded connection of petrol organism (1) has sealed lid (9).

2. The general gasoline engine with an exhaust gas treatment device according to claim 1, characterized in that: the inner side surface of the fixed seat (17) is provided with a limiting sliding groove (171), the side surface of the connecting rod (153) is provided with a limiting sliding block (154), and the limiting sliding block (154) is in sliding connection with the limiting sliding groove (171).

3. The general gasoline engine with an exhaust gas treatment device according to claim 1, characterized in that: an air outlet pipe (14) is fixedly arranged at one end of the purification tank (10), and the adsorption filter layer (12) is an activated carbon adsorption layer component.

4. The general gasoline engine with an exhaust gas treatment device according to claim 1, characterized in that: the inside of handling case (5) is fixed and is provided with particulate matter trapper (501), handle the inside of case (5) and be close to particulate matter trapper (501) one side position department fixed three way catalyst (502) that is provided with.

5. The general gasoline engine with an exhaust gas treatment device according to claim 1, characterized in that: the side position of handling case (5) is crept fixedly and is provided with connecting pipe (11), the outside fixed surface of connecting pipe (11) is provided with the screw thread, the fixed intake pipe (13) that is provided with in side of purifying tank (10), the thread groove has been seted up to the inside surface of intake pipe (13), connecting pipe (11) and intake pipe (13) threaded connection.

6. The general gasoline engine with an exhaust gas treatment device according to claim 1, characterized in that: a buckle (404) is fixedly arranged at one end of the sealing block (401), and a clamping groove (402) is formed in the side face of the filter tank (4) corresponding to the buckle (404).

7. The general gasoline engine with an exhaust gas treatment device according to claim 1, characterized in that: an oil filtering layer (801) is fixedly arranged at the inner side position of the filter element (8), and the oil filtering layer (801) is a fiber filtering screen component.

8. The general gasoline engine with an exhaust gas treatment device according to claim 1, characterized in that: the oil inlet port (201) is provided with a positioning groove (202) in the surface position, the cross sections of the positioning column (803) and the positioning groove (202) are both circular, and the size of the positioning column (803) is matched with that of the positioning groove (202).

9. The general gasoline engine with an exhaust gas treatment device according to claim 1, characterized in that: the bottom end of the gasoline engine body (1) is fixedly provided with an installation block (7), the bottom end surface of the installation block (7) is fixedly provided with a cushion pad (701), and the cushion pad (701) is a rubber component.

Technical Field

The invention relates to the technical field of gasoline engines, in particular to a general gasoline engine with a tail gas treatment device.

Background

The Engine (Engine) is a machine capable of converting other forms of energy into mechanical energy, is originally produced in the uk, is suitable for a power generation device, and also can refer to the whole machine (such as a gasoline Engine and an aero-Engine) comprising the power device, the gasoline Engine is an electric spark ignition type internal combustion Engine using gasoline as fuel, the gasoline Engine generally adopts a reciprocating piston type structure, the gasoline Engine is light and handy due to the fact that the gasoline Engine is composed of a body, a crank connecting rod mechanism, a gas distribution system, an oil supply system, a lubricating system, an ignition system and the like, the gasoline Engine industry still has a large development space along with the continuous and stable development of a main machine (such as an automobile, a motorcycle, small-sized power generation equipment, a garden machine and the like) matched with the gasoline Engine in the future, and a gasoline Engine particle catcher can purify.

However, in the use process of the conventional general gasoline engine, as large particle impurities in the exhaust gas discharged by the silencer are not subjected to pre-filtering treatment, more large particle impurities in the exhaust gas enter the particle catcher, the purifying effect of the particle impurities is affected, and therefore, the technical personnel in the field provide the general gasoline engine with the tail gas treatment device.

Disclosure of Invention

The invention aims to provide a general gasoline engine with a tail gas treatment device, which aims to solve the problem that in the background technology, when the traditional general gasoline engine is used, because large particle impurities in waste gas discharged by a silencer are not subjected to pre-filtration treatment, more large particle impurities in the waste gas enter a particle catcher, and the purification effect of the particle impurities is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: a general gasoline engine with a tail gas treatment device comprises a gasoline engine body and an oil storage tank fixedly arranged at the upper end of the gasoline engine body, wherein a silencer is fixedly arranged at one side of the side surface of the gasoline engine body close to the oil storage tank, a filter tank is fixedly arranged at the air outlet end of the silencer, a filter screen fixing frame is arranged inside the filter tank, a filter screen is fixedly arranged at the inner side of the filter screen fixing frame, a fixing seat is fixedly arranged at the inner upper end of the filter tank, a connecting rod is fixedly arranged at the upper end of the filter screen fixing frame, a spring is fixedly connected between the connecting rod and the fixing seat, the surface of the filter screen is provided with filter screen holes, a sealing block is movably hinged at the bottom side of the filter tank, a material collecting cavity is arranged at the inner side of the sealing block, the one end of handling the case is provided with the purifying tank, the inboard fixed absorption filtering layer that is provided with of purifying tank, the fixed oil feed port that is provided with in upper end of batch oil tank, the inboard of oil feed port is provided with crosses the filter core, the fixed assembly ring that is provided with in upper end of crossing the filter core, the bottom side fixed surface of assembly ring is provided with the reference column, the upper end threaded connection of petrol organism has sealed lid.

As a still further scheme of the invention: the limiting sliding groove is formed in the position of the inner side surface of the fixing seat, the limiting sliding block is formed in the position of the side face of the connecting rod, and the limiting sliding block is connected with the limiting sliding groove in a sliding mode.

As a still further scheme of the invention: the purification tank is characterized in that an air outlet pipe is fixedly arranged at one end of the purification tank, and the adsorption filter layer is an active carbon adsorption layer component.

As a still further scheme of the invention: the inside of handling the case is fixed and is provided with the particulate matter trapper, the inside of handling the case is close to one side position department fixed three way catalyst converter of particulate matter trapper.

As a still further scheme of the invention: the side position of handling the case is crept fixedly and is provided with the connecting pipe, the outside fixed surface of connecting pipe is provided with the screw thread, the fixed intake pipe that is provided with in side of purifying tank, the threaded groove has been seted up on the inside surface of intake pipe, connecting pipe and intake pipe threaded connection.

As a still further scheme of the invention: the one end of sealed piece is fixed and is provided with the buckle, the side of filtering jar is seted up the draw-in groove with buckle corresponding position department.

As a still further scheme of the invention: the filter element is characterized in that an oil filter layer is fixedly arranged at the inner side of the filter element and is a fiber filter screen component.

As a still further scheme of the invention: the oil inlet port is provided with a positioning groove in the surface position, the positioning column and the positioning groove are both circular in cross-sectional shape, and the size of the positioning column is matched with that of the positioning groove.

As a still further scheme of the invention: the bottom end of the gasoline engine body is fixedly provided with an installation block, the bottom end surface of the installation block is fixedly provided with a cushion pad, and the cushion pad is a component made of rubber.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, large particle impurities in waste gas discharged by the silencer can be pre-filtered by using the filter screen, so that more large particle impurities in the waste gas can be effectively prevented from entering the particle trap to influence the particle impurity purification effect, residual harmful substances in the waste gas can be adsorbed and purified by the adsorption filter layer, the spring is fixedly connected between the connecting rod and the fixing seat, the filter screen fixing frame can be driven to shake up and down by utilizing the working vibration of the gasoline engine body, so that the large particle impurities attached to the filter screen can shake down into the aggregate cavity of the sealing block, the large particle impurities in the aggregate cavity are convenient to clean, and the filter element can filter impurities in oil, so that the improvement of the purity of the oil is facilitated.

Drawings

FIG. 1 is a schematic perspective view of a general gasoline engine having an exhaust gas treatment device;

FIG. 2 is a schematic diagram of a front view of a general gasoline engine with an exhaust gas treatment device;

FIG. 3 is an enlarged schematic view of part A of a general gasoline engine having an exhaust gas treatment device;

FIG. 4 is a schematic perspective view of a filter tank of a general gasoline engine having an exhaust gas treatment device;

fig. 5 is an enlarged schematic structural diagram of a portion B of a general gasoline engine having an exhaust gas treatment device.

In the figure: 1. a gasoline engine body; 2. an oil storage tank; 201. an oil inlet port; 202. positioning a groove; 3. a muffler; 4. a filter tank; 401. a sealing block; 402. a card slot; 403. a material collecting cavity; 404. buckling; 5. a treatment tank; 501. a particulate matter trap; 502. a three-way catalyst; 6. an air duct; 7. mounting blocks; 701. a cushion pad; 8. a filter element; 801. an oil liquid filtering layer; 802. assembling a ring; 803. a positioning column; 9. a sealing cover; 10. a purification tank; 11. a connecting pipe; 12. an adsorption filter layer; 13. an air inlet pipe; 14. an air outlet pipe; 15. a filter screen fixing frame; 151. a filter screen; 152. a filter mesh hole; 153. a connecting rod; 154. a limiting slide block; 16. a spring; 17. a fixed seat; 171. and a limiting sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution:

a general gasoline engine with a tail gas treatment device comprises a gasoline engine body 1 and an oil storage tank 2 fixedly arranged at the upper end of the gasoline engine body 1, a silencer 3 is fixedly arranged at one side of the side surface of the gasoline engine body 1 close to the oil storage tank 2, a filter tank 4 is fixedly arranged at the air outlet end of the silencer 3, a filter screen fixing frame 15 is arranged inside the filter tank 4, a filter screen 151 is fixedly arranged at the inner side of the filter screen fixing frame 15, a fixing seat 17 is fixedly arranged at the inner upper end of the filter tank 4, a connecting rod 153 is fixedly arranged at the upper end of the filter screen fixing frame 15, a spring 16 is fixedly connected between the connecting rod 153 and the fixing seat 17, filter screen holes 152 are formed in the surface of the filter screen 151, a sealing block 401 is movably hinged at the bottom side of the filter tank 4, a material collecting cavity is formed in the inner, one end of the treatment tank 5 is provided with a purification tank 10, the inner side of the purification tank 10 is fixedly provided with an adsorption filtering layer 12, the upper end of the oil storage tank 2 is fixedly provided with an oil inlet port 201, the inner side of the oil inlet port 201 is provided with a filter element 8, the upper end of the filter element 8 is fixedly provided with an assembly ring 802, the bottom side surface of the assembly ring 802 is fixedly provided with a positioning column 803, and the upper end of the gasoline engine body 1 is in threaded connection with a sealing cover 9.

Specifically, the position of the inner side surface of the fixing seat 17 is provided with a limiting sliding groove 171, the position of the side surface of the connecting rod 153 is provided with a limiting sliding block 154, and the limiting sliding block 154 is slidably connected with the limiting sliding groove 171, so that the purpose of enabling the filter screen fixing frame 15 to perform limiting activities is achieved.

Concretely, the fixed outlet duct 14 that is provided with in one end position department of purifying tank 10, absorption filtering layer 12 is an active carbon adsorption layer component, the inside of handling case 5 is fixed and is provided with particulate matter trapper 501, the inside of handling case 5 is close to one side position department fixed three way catalyst converter 502 of particulate matter trapper 501, the fixed connecting pipe 11 that is provided with of side position of handling case 5, the outside fixed surface of connecting pipe 11 is provided with the screw thread, the fixed intake pipe 13 that is provided with in side of purifying tank 10, the thread groove has been seted up on the inboard surface of intake pipe 13, connecting pipe 11 and intake pipe 13 threaded connection, reached and to have installed the purpose of dismantling purifying tank 10 on handling case 5.

Specifically, a buckle 404 is fixedly arranged at one end of the sealing block 401, and a clamping groove 402 is formed in the side face of the filter tank 4 corresponding to the buckle 404, so that the purpose of opening and closing the sealing block 401 on the filter tank 4 is achieved.

Specifically, the fixed fluid filter layer 801 that is provided with in the inboard position department of crossing filter core 8, fluid filter layer 801 is a fiber screen component, and the surface position department of oil feed port 201 has seted up constant head tank 202, and the cross-sectional shape of reference column 803 and constant head tank 202 is circular, and the size of reference column 803 and the size looks adaptation of constant head tank 202, reference column 803 cooperation are pegged graft in constant head tank 202, have reached and have made the installation on oil feed port 201 dismantle the purpose of filtering core 8.

Specifically, the bottom end of the gasoline engine body 1 is fixedly provided with an installation block 7, the bottom end surface of the installation block 7 is fixedly provided with a cushion 701, and the cushion 701 is a rubber member.

The working principle is as follows: in the using process of the gasoline engine, the muffler 3 discharges the waste gas into the filter tank 4, the filter screen 151 can pre-filter the large particle impurities in the waste gas, the filtered waste gas enters the purification tank 10 through the treatment box 5, the inner side of the purification tank 10 is fixedly provided with the adsorption filter layer 12, the adsorption filter layer 12 can adsorb and purify the residual harmful substances in the waste gas, the waste gas is finally discharged through the gas outlet pipe 14, the limit slide block 154 is in sliding connection with the limit slide groove 171, the spring 16 is fixedly connected between the connecting rod 153 and the fixing seat 17, the working vibration of the gasoline engine body 1 can drive the filter screen fixing frame 15 to shake up and down, so that the large particle impurities attached to the filter screen 151 shake down into the aggregate cavity 403 of the seal block 401, when the large particle impurities in the aggregate cavity 403 need to be cleaned, the seal block 401 is opened on the filter tank 4 to clean, the inboard of oil feed port 201 is provided with crosses filter core 8, crosses filter core 8 and can carry out filtration treatment to impurity in the fluid.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.