CN216621464U - Smoke blackness contrast device capable of being cleaned - Google Patents

Abstract

The application discloses flue gas blackness contrast device that can clear up, the device include contrast board, clearance subassembly and the fixed joint piece that sets up in the contrast board both sides, and clearance subassembly slidable mounting is in that one side that has the flue gas blackness contrast picture, and when the clearance subassembly is in idle state, clearance subassembly and joint piece joint, when the clearance subassembly is in operating condition, clearance subassembly and joint piece separation. According to the cleanable smoke blackness contrast device disclosed by the scheme, the cleaning assembly is arranged on the surface of the contrast plate, and when the contrast plate is normally used, the cleaning assembly can be clamped with the clamping block, so that the cleaning assembly is fixed on the smoke blackness contrast plate and cannot cover a smoke blackness contrast image on the contrast plate; if need clear up the flue gas blackness contrast map, then make clearance subassembly and joint piece separation, make the clearance subassembly realize the clearance function through the front slip at the flue gas blackness contrast map, consequently can clear up the flue gas blackness device at any time.

Description

Smoke blackness contrast device capable of being cleaned

Technical Field

The application relates to the technical field of cleaning devices, in particular to a cleanable smoke blackness contrast device.

Background

The ringelman blackness is an index for reflecting the blackness of the flue gas of the boiler, the ringelman blackness is usually detected based on a flue gas blackness contrast device, the device generally comprises a flue gas blackness image and a contrast plate, and the flue gas blackness image is arranged on the contrast plate. And the flue gas blackness picture is not used often, therefore has experienced long-time the depositing before the use, and its surface can adhere to a large amount of dusts to influence the accuracy that flue gas blackness contrast device detected to the flue gas blackness, cause the contrast error.

At present, technical personnel in the field can look for wiping paper to clear up the flue gas blackness picture usually when using flue gas blackness contrast device, and inconvenient clearance at any time.

SUMMERY OF THE UTILITY MODEL

In view of this, this application provides a flue gas blackness contrast device that can clear up for solve the inconvenient defect of clearing up the flue gas blackness device at any time of prior art.

To achieve the above object, the proposed solution is as follows:

a cleanable flue gas darkness comparison apparatus, comprising: the device comprises a contrast plate 1, a clamping block 2 and a cleaning assembly 3; the clamping blocks 2 are fixedly arranged on two sides of the contrast plate 1, the cleaning assembly 3 is slidably mounted on the front surface of the contrast plate 1, and a smoke blackness contrast chart is arranged on the front surface of the contrast plate 1; when the cleaning assembly 3 is in an idle state, the cleaning assembly 3 is clamped with the clamping block 2; when the cleaning component 3 is in a working state, the cleaning component 3 is separated from the clamping block 2.

Preferably, the cleaning assembly 3 comprises a cleaning plate 31 and a clamping mechanism 32 slidably mounted in an inner cavity of the cleaning plate 31; the sliding direction of the clamping mechanism 32 is perpendicular to the contrast plate 1; when the cleaning assembly 3 is in an idle state, the clamping mechanism 32 is clamped with the clamping block 2; when the cleaning assembly 3 is in a working state, the clamping mechanism 32 is separated from the clamping block 2; the cleaning bristles 311 are fixedly arranged on the outer wall of the inner side of the cleaning plate 31.

Preferably, the clamping mechanism 32 comprises a limiting slide block 321 and an L-shaped clamping arm 322; the limiting sliding block 321 comprises a limiting outer plate 3211 and a driving sliding block 3212 fixedly connected with the inner side wall of the limiting outer plate 3211, the limiting outer plate 3211 is in contact with the outer wall of the outer side of the cleaning plate 31, and the driving sliding block 3212 is arranged in the inner cavity of the cleaning plate 31; an opening is formed in the outer wall of the outer side of the cleaning plate, and the driving sliding block 3212 is fixedly connected with the limiting outer plate 3211 through the opening; one end of L type joint arm 322 with drive slider 3212 fixed connection, work as when clearance subassembly 3 is in idle state, the other end of L type joint arm 322 with joint piece 2 joint, work as when clearance subassembly 3 is in operating condition, the other end of L type joint arm 322 with joint piece 2 separation.

Preferably, the L-shaped latch arm 322 includes a latch arm main body 3221 and a latch 3222; one end of the clamping arm main body 3221 is fixedly connected with the driving slider 3212, and the clamping block 3222 is fixedly arranged at the other end of the clamping arm main body 3221; when the cleaning assembly 3 is in an idle state, the clamping block 3222 is clamped with the clamping block 2, and when the cleaning assembly 3 is in a working state, the clamping block 3222 is separated from the clamping block 2.

Preferably, a spring 312 is fixedly arranged in an inner cavity of the cleaning plate 31, one end of the spring 312 is fixedly connected with the clamping arm main body 3221, and the other end of the spring 312 is fixedly connected with an inner wall outside the cleaning plate 31.

Preferably, the bottom of the clamping block 2 is provided with an embedded groove 21, the inner side of the embedded groove 21 is provided with an installation inner groove 22, and the installation inner groove 22 is internally provided with a torsion spring 23 and an inverted trapezoidal clamping block 24; the waist 241 of the trapezoidal fixture block 24 is fixedly connected with one end of the torsion spring 23, and the other end of the torsion spring 24 is fixedly connected with the inner surface of the installation inner groove 22; when the cleaning assembly 3 is in an idle state, the trapezoidal fixture block 24 is clamped with the fixture block 3222, and when the cleaning assembly 3 is in a working state, the trapezoidal fixture block 24 is separated from the fixture block 3222; one part of the trapezoidal fixture block 24 is arranged in the installation inner groove 22, and the other part of the trapezoidal fixture block 24 is arranged in the embedded groove 21.

Preferably, a first grip 313 is fixedly connected to the outer wall of the outer side of the cleaning plate 31.

Preferably, a second grip 323 is fixedly connected to an outer side of the outer limiting plate 3211.

Preferably, an L-shaped hollow block 33 is disposed outside the clamping arm main body 3221, and one end of the L-shaped hollow block 33 is fixedly connected to the cleaning plate 31; when the cleaning assembly 3 is in an idle state, the other end of the L-shaped hollow block 33 is in contact with the clamping block 2; when the cleaning assembly 3 is in a working state, the other end of the L-shaped hollow block 33 is separated from the clamping block 2; the inside of the L-shaped hollow block 33 is fixedly provided with a small ball 331, the outer walls of the two sides of the contrast plate 1 are provided with a slide 11, and the small ball 331 is embedded in the slide 11 and is in contact with the slide 11.

Preferably, the device further comprises a bracket 4, wherein the bracket 4 is fixedly arranged at the bottom of the contrast plate 1.

According to the technical scheme, the flue gas blackness contrast device capable of being cleaned comprises a contrast plate, a cleaning assembly and a clamping block fixedly arranged on two sides of the contrast plate, wherein the cleaning assembly is slidably arranged on the side with a flue gas blackness contrast diagram, when the cleaning assembly is in an idle state, the cleaning assembly is clamped with the clamping block, and when the cleaning assembly is in a working state, the cleaning assembly is separated from the clamping block. According to the cleanable smoke blackness contrast device disclosed by the scheme, the cleaning assembly is arranged on the surface of the contrast plate, and when the contrast plate is normally used, the cleaning assembly can be clamped with the clamping block, so that the cleaning assembly is fixed on the smoke blackness contrast plate and cannot cover a smoke blackness contrast image on the contrast plate; if need clear up the flue gas blackness contrast map, then make clearance subassembly and joint piece separation, make the clearance subassembly realize the clearance function through the front slip at the flue gas blackness contrast map, consequently can clear up the flue gas blackness device at any time.

Drawings

Fig. 1 is a schematic perspective view of a cleanable smoke blackness contrast apparatus according to an embodiment of the present disclosure;

fig. 2 is a schematic perspective view of a cleaning assembly according to an embodiment of the present disclosure;

FIG. 3 is a cross-sectional view of a cleaning plate according to an embodiment of the present application;

FIG. 4 is a cross-sectional view of a clamping block provided in an embodiment of the present application;

fig. 5 is a cross-sectional view of a clamping block in a clamping state according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a stent according to an embodiment of the present application.

In the figure: 1. a contrast plate; 2. a clamping block; 3. cleaning the assembly; 4. a support; 11. a slideway; 21. a groove is embedded; 22. installing an inner groove; 23. a torsion spring; 24. a trapezoidal fixture block; 31. cleaning the plate; 32. a clamping mechanism; 33. an L-shaped hollow block; 241. waist; 311. cleaning the bristles; 312. a spring; 313. a first grip; 321. a limiting slide block; 322. an L-shaped clamping arm; 323. a second grip; 331. a small ball; 3211. a restraint outer panel; 3212. driving the sliding block; 3221. a clamping arm main body; 3222. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

The blackness of smoke is divided into six grades by a French scientist, Lingemann, at the end of the 19 th century, and the blackness is monitored at a discharge port by gray or black smoke discharged by a fixed pollution source. The standard Ringelman smoke blackness contrast diagram consists of pictures with different blackness of 14cm multiplied by 21cm, except that full white and full black respectively represent Ringelman blackness level 0 and 5, the other 4 levels are determined according to the percentage of the black bars in the whole block, and the area of the black bars accounts for 20% and is level 1; 40% is grade 2; accounts for 60 percent and is grade 3; 80% of the total weight is 4 grades. During observation, the smoke can be compared with a blackness map in a lens to be measured, and the blackness map is called a Lingemann map for short. The smoke dust content is respectively represented by six colors of full white, micro ash, dark ash, ash black and full black, namely 0, 0.25, 0.7, 1.2, 2.3 and 4-5 g/m.

When the ringer Mann smoke darkness contrast chart is used, the ringer Mann smoke darkness contrast chart is placed at a proper position, the darkness of the smoke is compared with the darkness on the chart, and a qualified observer visually observes and measures the darkness of the smoke discharged by a fixed pollution source. The embodiment of the application provides a flue gas blackness contrast device that can clear up, and the device includes flue gas blackness contrast board and clearance subassembly, installs the flue gas blackness contrast picture on the flue gas blackness contrast board.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a cleanable smoke blackness contrast apparatus according to an embodiment of the present application, as shown in fig. 1:

the device includes contrast board 1, joint piece 2 and clearance subassembly 3, and wherein, joint piece 2 is fixed to be set up in the both sides of contrast board 1, and clearance subassembly 3 slidable mounting is in the front of contrast board 1, and the front of contrast board 1 is provided with the flue gas blackness contrast picture. And joint piece 2 and flue gas blackness contrast map are not on same water flat line, consequently when clearance subassembly 3 was in idle state, clearance subassembly 3 and joint piece 2 joint, clearance subassembly 3 can not cover the flue gas blackness contrast map on the contrast board.

And when the cleaning component 3 is in the working state, the cleaning component 3 is separated from the clamping block 2.

The device that this scheme provided can utilize its clearance subassembly 3 that has at first to clear up the dust on the flue gas blackness contrast picture of installation on the contrast board 1 before carrying out the flue gas blackness contrast.

Optionally, clearance subassembly 3 can be installed at the top of contrast board 2, also can install in the bottom of contrast board 1, when clearance subassembly 3 is in idle state, clearance subassembly 3 and joint piece 2 are in the joint state, outside pulling clearance subassembly 3 this moment, can make clearance subassembly 3 and joint piece 2 separation, then upwards or pulling clearance subassembly 3 downwards again, make clearance subassembly 3 slide on the surface of contrast board 2 to can clear up the flue gas blackness contrast picture.

According to the cleanable smoke blackness contrast device disclosed by the scheme, the cleaning component 3 is arranged on the surface of the contrast plate 2, and when the contrast plate is normally used, the cleaning component 3 is clamped with the clamping block 2 so as to be fixed on the smoke blackness contrast plate and not to cover a smoke blackness contrast image on the contrast plate; if need clear up the flue gas blackness contrast map, make clearance subassembly 3 and the separation of joint piece 2, make clearance subassembly 3 realize the clearance function through the front slip at the flue gas blackness contrast map, the device not only operates convenient and fast, and the while clearance is efficient, and the operator can clear up contrast board 1 at any time, the accurate blackness contrast of carrying on of being convenient for.

Optionally, referring to fig. 1, fig. 2 and fig. 3, the cleaning assembly 3 includes a cleaning plate 31 and a clamping mechanism 32 slidably mounted in an inner cavity of the cleaning plate 31; the sliding direction of the clamping mechanism 32 is vertical to the contrast plate 1; when the cleaning assembly 3 is in an idle state, the clamping mechanism 32 is clamped with the clamping block 2; when the cleaning assembly 3 is in a working state, the clamping mechanism 32 is separated from the clamping block 2; the cleaning bristles 311 are fixedly arranged on the inner outer wall of the cleaning plate 31.

In the embodiment provided by the application, as shown in fig. 2, cleaning bristles 311 are planted on the inner side outer wall of the cleaning plate 31, and the cleaning bristles 311 can clean dust or impurities on the surface of the smoke blackness contrast chart.

In addition, the cleaning plate 31 can be hollow, the clamping mechanism 32 is arranged in the inner cavity of the cleaning plate 31 and is connected with the cleaning plate 31 in a sliding manner, the sliding direction of the clamping mechanism is perpendicular to that of the comparison plate 1, namely when the cleaning assembly 3 needs to be used, the clamping mechanism 32 is pulled towards the direction far away from the comparison plate 1, the clamping mechanism 32 and the clamping block 2 can be changed into a separated state from a clamping state, and therefore the clamping mechanism 32 and the cleaning plate 31 slide upwards or downwards together.

In a specific implementation, a first grip 313 or a first pull ring may be fixed on an outer wall of the outer side of the cleaning plate 31, as shown in fig. 2, so that a user may conveniently pull the cleaning plate 31 upwards or downwards.

Optionally, referring to fig. 1, fig. 2 and fig. 3, the clamping mechanism 32 includes a limiting slider 321 and an L-shaped clamping arm 322, the limiting slider 321 includes a limiting outer plate 3211 and a driving slider 3212 fixedly connected to an inner sidewall of the limiting outer plate 3211, the limiting outer plate 3211 contacts an outer wall of the outer side of the cleaning plate 31, and the driving slider 3212 is disposed in the inner cavity of the cleaning plate 31;

an opening is formed in the outer wall of the outer side of the cleaning plate 31, and the driving sliding block 3212 is fixedly connected with the limiting outer plate 3211 through the opening;

one end of L type joint arm 322 with drive slider 3212 fixed connection, when clearance subassembly 3 is in idle state, the other end and the joint piece 2 joint of L type joint arm 322, when clearance subassembly 3 is in operating condition, the other end and the separation of joint piece 2 of L type joint arm 322.

In the specific implementation process, the clamping mechanism 32 is composed of a limiting slider 321 and an L-shaped clamping arm 322, wherein the limiting slider 321 is composed of a limiting plate 3211 and a driving slider 3212, the limiting plate 3211 and the driving slider 3212 are fixedly connected, one end of the L-shaped clamping arm 322 is fixedly connected with the driving slider 3212, when the cleaning assembly 3 is in an idle state, the other end of the L-shaped clamping arm 322 is clamped with the clamping block 2, when the cleaning assembly needs to be cleaned, the limiting plate 3211 is pulled outwards, so that the limiting plate 3211 drives the driving slider 3212 to penetrate through the opening, and meanwhile, the driving slider 3212 drives the L-shaped clamping arm 322 to move outwards, so that the L-shaped clamping arm 322 is separated from the clamping block 2.

Optionally, a second handle 323 or a second pull ring may be fixedly disposed outside the outer limiting plate 3211, as shown in fig. 2, so that the user may pull the outer limiting plate 3211 outwards.

Optionally, as shown in fig. 3, a spring 312 is fixedly disposed in the inner cavity of the cleaning plate 31, one end of the spring 312 is fixedly connected to the clamping arm main body 3221, and the other end of the spring 312 is fixedly connected to the inner wall outside the cleaning plate 31.

In the specific implementation process, a spring 312 may be fixedly disposed in the inner cavity of the cleaning plate 31, when the cleaning assembly 3 is in an idle state, the L-shaped clamping arm 322 is clamped with the clamping block 2, and at this time, the spring 312 is in a relaxed state or a compressed state; when the cleaning assembly 3 is used, the limiting outer plate 3211 is pulled outwards, so that the spring 312 is in a compressed state, and at the moment, the L-shaped clamping arm 322 is not arranged inside the clamping block 2.

Optionally, as shown in fig. 3, the L-shaped clamping arm 322 includes a clamping arm main body 3221 and a clamping block 3222; one end of the clamping arm main body 3221 is fixedly connected with the driving slider 3212, and the clamping block 3222 is fixedly arranged at the other end of the clamping arm main body 3221; when the cleaning assembly 3 is in an idle state, the clamping block 3222 is clamped with the clamping block 2, and when the cleaning assembly 3 is in a working state, the clamping block 3222 is separated from the clamping block 2.

In a specific implementation process, the positioning block 3222 may be a positioning block having a protrusion at an upper portion, so that the positioning block 3222 may be clamped with the clamping block 2.

Optionally, as shown in fig. 4, the bottom of the clamping block 2 is provided with an insertion groove 21, an installation inner groove 22 is arranged inside the insertion groove 21, and a torsion spring 23 and an inverted trapezoidal clamping block 24 are arranged in the installation inner groove 22;

the waist 241 of the trapezoidal fixture block 24 is fixedly connected with one end of the torsion spring 23, and the other end of the torsion spring 23 is fixedly connected with the inner surface of the installation inner groove 22;

when the cleaning assembly 3 is in an idle state, please refer to fig. 5, the trapezoidal fixture block 24 is clamped with the fixture block 3222, and when the cleaning assembly 3 is in a working state, the trapezoidal fixture block 24 is separated from the fixture block 3222; a portion of trapezoid latch 24 is in inner mounting groove 22, and another portion is in fitting groove 21.

In the specific implementation process, the upper half part of the clamping arm main body 3221 and the clamping block 3222 can be put down in the space of the embedded groove 21, if the cleaning assembly 3 needs to be fixed after the cleaning assembly 3 works, the clamping arm main body 3221 extends into the embedded groove 21 and moves upwards, and when the clamping block 3222 reaches the position of the trapezoidal clamping block 24, the clamping block 3222 can push the trapezoidal clamping block 24, so that the trapezoidal clamping block 24 moves towards the inside of the installation inner groove 22 until the trapezoidal clamping block 24 completely enters the inside of the installation inner groove 22. At this time, the fixture block 3222 reaches the top of the fitting groove 21, and the torsion spring pushes a part of the trapezoid fixture block 24 toward the fitting groove 21 under the external force of the trapezoid fixture block 24, so that the trapezoid fixture block 24 blocks the fixture block 3222, and the fixture block 3222 is fixed above the trapezoid fixture block 24 and does not slide down.

Optionally, as shown in fig. 1 and fig. 2, an L-shaped hollow block 33 is disposed outside the clamping arm main body 3221, and one end of the L-shaped hollow block 33 is fixedly connected to the cleaning plate 31; when the cleaning assembly 3 is in an idle state, the other end of the L-shaped hollow block 33 is in contact with the clamping block 2; when the cleaning assembly 3 is in a working state, the other end of the L-shaped hollow block 33 is separated from the clamping block 2;

the inner side of the L-shaped hollow block 33 is fixedly provided with a small ball 331, and the outer walls of the two sides of the contrast plate 1 are provided with slide ways 11, please refer to fig. 1 and 2, the small ball 331 is embedded in the slide way 11 and contacts with the slide way 11.

In the specific implementation process, the L-shaped hollow block 33 is wrapped around the clamping arm main body 3221, so as to protect the clamping arm main body 3221.

In addition, the small ball 331 can be arranged on the inner side of the L-shaped hollow block 33, the small ball 331 is embedded in the slide way 11, and when the cleaning assembly 3 is pulled to slide up and down on the surface of the contrast plate 1, the small ball 311 rolls in the slide way, so that the cleaning assembly 3 is not separated from the contrast plate 1, the cleaning bristles 311 can be always attached to the contrast plate 1, and the purpose of cleaning the smoke blackness contrast image is achieved.

Optionally, the apparatus provided in the embodiment of the present application further includes a bracket 4, as shown in fig. 6, the bracket 4 may be fixedly disposed at the bottom of the contrast plate 1, so as to fix the apparatus. Alternatively, the stand 4 may be a tripod.

The embodiment of the application provides a flue gas blackness contrast device that can clear up, when clearing up subassembly 3 and being in idle state, clearing up subassembly 3 is in the upper end of contrast board 1, clearing up subassembly 3 can not block the flue gas blackness contrast picture on the contrast board 1 this moment, the outer wall contact in restriction planking 3211 and the clearance board 31 outside drives slider 3212 and is located the inner chamber of clearance board 31, spring 312 is in lax state, the first position of joint arm main part 3221 is located embedded groove 21, fixture block 3222 is close to the top of embedded groove, trapezoidal fixture block 24 blocks fixture block 3222 and makes fixture block 3222 can not the landing downwards, a part of trapezoidal fixture block 24 is located installation inside groove 22, a part is located embedded groove 21.

When needs use clearance subassembly 3 to clear up the flue gas blackness contrast picture, the user can outwards stimulate second handle 323, second handle 323 drives restriction planking 3211, restriction planking 3211 drives and drives slider 3212, the messenger drives slider 3212 and passes the outside removal of opening on the outer wall in the clearance board 31 outside, thereby drive joint arm main part 3221 outside removal, at this moment, joint arm main part 3221 can make the compression of spring 312, and fixture block 3222 can stagger and separate with trapezoidal fixture block 24, make fixture block 3222 leave inside joint block 2. Then the first handle 313 is pulled at the same time, the whole cleaning component 3 is slid downwards, and therefore the cleaning brush 311 can clean the smoke blackness contrast chart.

After the clearance, the user can upwards promote clearance subassembly 3, when the hollow piece of L type touches with joint piece 2 and connects, loosens second handle 323, and spring 312 can toward kick-backing this moment, promotes joint arm main part 3221, makes joint arm main part 3221 drive fixture block 3222 and get into installation inside groove 22, and fixture block 3222 is the joint state with trapezoidal fixture block 24 this moment to make clearance subassembly 3 fix the upper end at contrast board 1.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, the embodiments may be combined with each other, and the same and similar parts among the embodiments may be referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A cleanable flue gas blackness contrast device, comprising: the device comprises a contrast plate (1), a clamping block (2) and a cleaning assembly (3);

the smoke blackness contrast system comprises a contrast plate (1), a clamping block (2), a cleaning assembly (3), a smoke blackness contrast diagram and a smoke density contrast diagram, wherein the clamping block (2) is fixedly arranged on two sides of the contrast plate (1), the cleaning assembly (3) is slidably arranged on the front surface of the contrast plate (1), and the smoke blackness contrast diagram is arranged on the front surface of the contrast plate (1);

when the cleaning assembly (3) is in an idle state, the cleaning assembly (3) is clamped with the clamping block (2); when the cleaning component (3) is in a working state, the cleaning component (3) is separated from the clamping block (2).

2. The device according to claim 1, characterized in that the cleaning assembly (3) comprises a cleaning plate (31) and a clamping mechanism (32) slidably mounted in an inner cavity of the cleaning plate (31);

the sliding direction of the clamping mechanism (32) is vertical to the contrast plate (1);

when the cleaning assembly (3) is in an idle state, the clamping mechanism (32) is clamped with the clamping block (2); when the cleaning assembly (3) is in a working state, the clamping mechanism (32) is separated from the clamping block (2);

the cleaning brush bristles (311) are fixedly arranged on the outer wall of the inner side of the cleaning plate (31).

3. The device according to claim 2, characterized in that the snap-in mechanism (32) comprises a limit slider (321) and an L-shaped snap-in arm (322);

the limiting sliding block (321) comprises a limiting outer plate (3211) and a driving sliding block (3212) fixedly connected with the inner side wall of the limiting outer plate (3211), the limiting outer plate (3211) is in contact with the outer wall of the outer side of the cleaning plate (31), and the driving sliding block (3212) is arranged in the inner cavity of the cleaning plate (31);

an opening is formed in the outer wall of the outer side of the cleaning plate, and the driving sliding block (3212) is fixedly connected with the limiting outer plate (3211) through the opening;

one end of L type joint arm (322) with drive slider (3212) fixed connection, work as when clearance subassembly (3) are in idle state, the other end of L type joint arm (322) with joint piece (2) joint, work as when clearance subassembly (3) are in operating condition, the other end of L type joint arm (322) with joint piece (2) separation.

4. The device of claim 3, wherein the L-shaped snap arm (322) comprises a snap arm body (3221) and a clip (3222);

one end of the clamping arm main body (3221) is fixedly connected with the driving slider (3212), and the clamping block (3222) is fixedly arranged at the other end of the clamping arm main body (3221);

when clearance subassembly (3) are in idle state, fixture block (3222) with joint piece (2) joint, work as when clearance subassembly (3) are in operating condition, fixture block (3222) joint piece (2) separation.

5. The device according to claim 4, characterized in that a spring (312) is fixedly arranged in the inner cavity of the cleaning plate (31), one end of the spring (312) is fixedly connected with the clamping arm main body (3221), and the other end of the spring (312) is fixedly connected with the inner wall of the outer side of the cleaning plate (31).

6. The device as claimed in claim 4, wherein the bottom of the clamping block (2) is provided with an embedded groove (21), the inner side of the embedded groove (21) is provided with an installation inner groove (22), and the installation inner groove (22) is provided with a torsion spring (23) and a trapezoid clamping block (24) which is placed in an inverted manner;

the waist (241) of the trapezoidal fixture block (24) is fixedly connected with one end of the torsion spring (23), and the other end of the torsion spring (23) is fixedly connected with the inner surface of the installation inner groove (22);

when the cleaning assembly (3) is in an idle state, the trapezoidal clamping block (24) is clamped with the clamping block (3222), and when the cleaning assembly (3) is in a working state, the trapezoidal clamping block (24) is separated from the clamping block (3222); one part of the trapezoid clamping block (24) is arranged in the mounting inner groove (22), and the other part of the trapezoid clamping block is arranged in the embedded groove (21).

7. The device as claimed in claim 2, characterized in that a first grip (313) is fixedly connected to the outer wall of the cleaning plate (31) on the outside.

8. The device according to claim 3, characterized in that a second grip (323) is fixedly connected to the outer side of the limiting outer plate (3211).

9. The device according to claim 4, wherein an L-shaped hollow block (33) is arranged outside the clamping arm main body (3221), and one end of the L-shaped hollow block (33) is fixedly connected with the cleaning plate (31);

when the cleaning assembly (3) is in an idle state, the other end of the L-shaped hollow block (33) is in contact with the clamping block (2); when the cleaning assembly (3) is in a working state, the other end of the L-shaped hollow block (33) is separated from the clamping block (2);

the inner side of the L-shaped hollow block (33) is fixedly provided with a small ball (331), the outer walls of two sides of the contrast plate (1) are provided with a slide way (11), and the small ball (331) is embedded in the slide way (11) and is in contact with the slide way (11).

10. The device according to any of the claims 1 to 9, further comprising a holder (4), wherein the holder (4) is fixedly arranged at the bottom of the contrast plate (1).

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