CN214597566U

CN214597566U - A equipment for kitchen refuse treatment

Info

Publication number: CN214597566U
Application number: CN202022712722.3U
Authority: CN
Inventors: 董辉
Original assignee: Xi'an Zhongwei Environmental Technology Co ltd
Current assignee: Xi'an Zhongwei Environmental Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-11-05
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses an equipment for kitchen refuse treatment, the power distribution box comprises a box body, the inside hinged joint of box has the filter screen, the filter screen with be connected with hoist mechanism between the box, transfer of filter screen and be located box lateral wall fixedly connected with stopper, the box inner wall just is located the below fixedly connected with baffle of filter screen, the middle part joint of baffle has the sleeve, telescopic middle part fixedly connected with filter screen section of thick bamboo, filter screen section of thick bamboo's top fixedly connected with dog, telescopic bottom fixedly connected with connecting cylinder, the connecting cylinder is fixed with the pipeline joint, the bottom of pipeline is located the box outside, one side of box just is located the top of filter screen is equipped with the discharge gate, the box lateral wall just is close to discharge gate department is equipped with receiving mechanism. Has the advantages that: the situation of pipeline blockage caused by waste liquid discharge is reduced, and the difficulty of garbage cleaning is also reduced.

Description

A equipment for kitchen refuse treatment

Technical Field

The utility model relates to a refuse treatment technical field particularly, relates to an equipment for kitchen refuse treatment.

Background

With the environmental emphasis of people, the garbage disposal is also increasingly emphasized, the garbage is of various types, the garbage is generally called kitchen garbage by leftovers, fruit peels, egg shells, tea leaves, meat bones and the like, the kitchen garbage also comprises the kitchen garbage and some garbage generated in a kitchen, according to the kitchen garbage disposal device disclosed in the Chinese patent No. CN 207655257U, although the garbage can be crushed, the garbage contains liquid and has heavy peculiar smell, the living environment is influenced, in addition, the liquid and the solid are placed together, the odor tainting is easily influenced, the more unpleasant odor is generated, and the liquid kitchen garbage is not convenient to clean, so the garbage needs to be disposed.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an equipment for kitchen refuse treatment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an equipment for kitchen refuse treatment, includes the box, the inside hinged joint of box has the filter screen, the filter screen with be connected with hoist mechanism between the box, transfer of filter screen and be located box lateral wall fixedly connected with stopper, the box inner wall just is located the below fixedly connected with baffle of filter screen, the middle part joint of baffle has the sleeve, telescopic middle part fixedly connected with filter screen section of thick bamboo, filter screen section of thick bamboo's top fixedly connected with dog, telescopic bottom fixedly connected with connecting cylinder, the connecting cylinder is fixed with the pipeline joint, the bottom of pipeline is located the box outside, one side of box just is located the top of filter screen is equipped with the discharge gate, the box lateral wall just is close to discharge gate department is equipped with receiving mechanism.

Further, hoist mechanism includes fixed plate, backup pad, pivot, reel, connects rope, connecting block one and motor, the filter screen is kept away from one side top fixedly connected with connecting block one of discharge gate, the top of connecting block one is equipped with the fixed plate, the fixed plate with box inner wall fixed connection and bottom fixedly connected with quantity are two backup pads, swing joint has the pivot between the backup pad, the surface of pivot just is located fixedly connected with reel between the backup pad, the surface of reel twines and is equipped with the connection rope, connect the one end of rope with reel fixed connection, connect the other end of rope with a connecting block fixed connection, the one end of pivot is located the box outside and is connected with the motor output, the motor is fixed in the box outside.

Furthermore, the partition board is close to the sleeve and is fixedly connected with a first sealing ring, and the bottom of the box body is close to the pipeline and is fixedly connected with a second sealing ring.

Furthermore, the bottom of the side wall of the box body is clamped with an activated carbon adsorption plate.

Furthermore, the top of the box body is hinged with a cover plate, and one side of the cover plate is fixedly connected with a second connecting block.

Further, receiving mechanism includes fixed case, connects workbin and feed inlet, the box is close to one side fixedly connected with fixed case of discharge gate, the inside bottom of fixed case is equipped with connects the workbin, fixed case is close to discharge gate department opens there is the feed inlet.

Furthermore, one side of the fixed box is hinged with a box door, and the surface of the box door is provided with a transparent observation window.

Further, the lifting mechanism comprises a fixed plate, a supporting plate, a rotating shaft, two reels, a connecting rope, a first connecting block and a motor, the top of one side of the filter screen, which is far away from the discharge port, is fixedly connected with the first connecting block, the fixed plate is arranged above the first connecting block, the fixed plate is fixedly connected with the inner wall of the box body, the bottom of the fixed plate is fixedly connected with the two supporting plates, the rotating shaft is movably connected between the supporting plates, the reels are fixedly connected between the outer surface of the rotating shaft and the supporting plates, the connecting rope is wound on the outer surface of the reels, one end of the connecting rope is fixedly connected with the reels, the other end of the connecting rope is fixedly connected with the first connecting block, one end of the rotating shaft is positioned outside the box body and is connected with the output end of the motor, the motor is fixed outside the box body, and the first sealing ring is fixedly connected at the position of the partition plate, which is close to the sleeve, the bottom half just is close to pipeline department fixedly connected with sealing washer two, the lateral wall bottom joint of box has the active carbon adsorption board, the top hinged joint of box has the apron, one side fixedly connected with connecting block two of apron, receiving mechanism includes the solid fixed box, connects workbin and feed inlet, the box is close to one side fixedly connected with solid fixed box of discharge gate, the inside bottom of solid fixed box is equipped with connects the workbin, the solid fixed box is close to discharge gate department opens there is the feed inlet, one side hinged joint of solid fixed box has the chamber door, the chamber door surface is provided with transparent observation window.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the device can handle kitchen rubbish, can carry out solid-liquid separation to kitchen rubbish, can greatly reduce the impurity in the liquid simultaneously, reduces the condition that causes the pipeline to block up because of discharging the waste liquid, also reduces the degree of difficulty of rubbish clearance, conveniently clears up kitchen rubbish.

(2) The lifting mechanism can lift the filter screen to incline, so that garbage on the filter screen can enter the material receiving box in the fixed box conveniently, the first sealing ring can improve the sealing performance between the sleeve and the partition plate, and the second sealing ring can improve the sealing performance between the pipeline and the box body.

(3) The active carbon adsorption plate can adsorb the operation to the peculiar smell of box inside, and the apron shelters from the box top, conveniently opens the apron through two connecting blocks, and receiving mechanism is used for the storage from the online exhaust rubbish of filter, conveniently opens the fixed case through the chamber door, and transparent observation window is convenient to look over the inside of fixed case.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an apparatus for kitchen waste disposal according to an embodiment of the present invention;

fig. 2 is a schematic view of the internal structure of a sleeve in the device for kitchen waste disposal according to the embodiment of the present invention;

fig. 3 is a front view of an apparatus for kitchen waste disposal in accordance with an embodiment of the present invention;

fig. 4 is a side view of an apparatus for kitchen waste disposal in accordance with an embodiment of the present invention.

Reference numerals:

1. a box body; 2. a filter screen; 3. a limiting block; 4. a partition plate; 5. a sleeve; 6. a filter screen cylinder; 7. a stopper; 8. a connecting cylinder; 9. a pipeline; 10. a discharge port; 11. a fixing plate; 12. a support plate; 13. a rotating shaft; 14. a reel; 15. connecting ropes; 16. a first connecting block; 17. a motor; 18. a first sealing ring; 19. a second sealing ring; 20. an activated carbon adsorption plate; 21. a cover plate; 22. a second connecting block; 23. a fixed box; 24. a material receiving box; 25. a feed inlet; 26. a box door; 27. a transparent viewing window.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

embodiment 1 is as shown in fig. 1-2, according to the utility model provides a be used for equipment of kitchen refuse treatment, an equipment for kitchen refuse treatment, including box 1, box 1's inside hinged joint has filter screen 2, be connected with hoist mechanism between filter screen 2 and the box 1, the transfer of filter screen 2 just is located box 1 lateral wall fixedly connected with stopper 3, box 1 inner wall just is located filter screen 2's below fixedly connected with baffle 4, the middle part joint of baffle 4 has sleeve 5, the middle part fixedly connected with filter screen section of thick bamboo 6 of sleeve 5, the top fixedly connected with dog 7 of filter screen section of thick bamboo 6, the bottom fixedly connected with connecting cylinder 8 of sleeve 5, connecting cylinder 8 is fixed with pipeline 9 joint, the bottom of pipeline 9 is located the box 1 outside, one side of box 1 just is located the top of filter screen 2 and is equipped with discharge gate 10, box 1 lateral wall just is close to discharge gate 10 department and is equipped with receiving mechanism.

Embodiment 2 as shown in fig. 1 on the basis of embodiment 1, the lifting mechanism comprises a fixed plate 11, a supporting plate 12, a rotating shaft 13, reel 14, connect rope 15, connecting block 16 and motor 17, filter screen 2 keeps away from one side top fixedly connected with connecting block 16 of discharge gate 10, the top of connecting block 16 is equipped with fixed plate 11, fixed plate 11 is two with 1 inner wall fixed connection of box and bottom fixedly connected with quantity backup pad 12, swing joint has pivot 13 between the backup pad 12, the surface of pivot 13 just is located fixedly connected with reel 14 between the backup pad 12, the surface of reel 14 twines and is equipped with and connects rope 15, the one end and the reel 14 fixed connection of connecting rope 15, the other end and the connecting block 16 fixed connection of connecting rope 15, the one end of pivot 13 is located the box 1 outside and is connected with the motor 17 output, motor 17 is fixed in the box 1 outside.

Embodiment 3 on the basis of embodiment 1, as shown in fig. 1-2, a first sealing ring 18 is fixedly connected to the partition plate 4 near the sleeve 5, and a second sealing ring 19 is fixedly connected to the bottom of the tank 1 near the pipeline 9.

In embodiment 4, as shown in fig. 1, an activated carbon adsorption plate 20 is clamped at the bottom of the side wall of the box body 1 based on embodiment 1.

Embodiment 5 as shown in fig. 1, on the basis of embodiment 1, a cover plate 21 is hinged to the top of the box body 1, and a second connecting block 22 is fixedly connected to one side of the cover plate 21.

Embodiment 6 is based on embodiment 1, as shown in fig. 1, the receiving mechanism includes a fixed box 23, a receiving box 24 and a feeding port 25, the fixed box 23 is fixedly connected to one side of the box body 1 close to the discharging port 10, the receiving box 24 is arranged at the bottom end inside the fixed box 23, and the feeding port 25 is opened at the position of the fixed box 23 close to the discharging port 10.

Embodiment 7 is the case of embodiment 6, as shown in fig. 3, a door 26 is hinged to one side of the fixed box 23, and a transparent observation window 27 is provided on the surface of the door 26.

Embodiment 8 as shown in fig. 1 to 3, the lifting mechanism includes a fixing plate 11, a supporting plate 12, a rotating shaft 13, a winding wheel 14, a connecting rope 15, a first connecting block 16 and a motor 17, the top of one side of the filter screen 2 away from the discharge port 10 is fixedly connected with the first connecting block 16, the fixing plate 11 is arranged above the first connecting block 16, the fixing plate 11 is fixedly connected with the inner wall of the box 1, the bottom of the fixing plate 11 is fixedly connected with two supporting plates 12, the rotating shaft 13 is movably connected between the supporting plates 12, the winding wheel 14 is fixedly connected with the outer surface of the rotating shaft 13 and positioned between the supporting plates 12, the connecting rope 15 is wound on the outer surface of the winding wheel 14, one end of the connecting rope 15 is fixedly connected with the winding wheel 14, the other end of the connecting rope 15 is fixedly connected with the first connecting block 16, one end of the rotating shaft 13 is positioned outside the box 1 and connected with the output end of the motor 17, the motor 17 is fixed outside the box 1, baffle 4 is close to sleeve 5 fixedly connected with sealing washer 18, 1 bottom of box just is close to pipeline 9 fixedly connected with sealing washer two 19, the lateral wall bottom joint of box 1 has active carbon adsorption plate 20, the top hinged joint of box 1 has apron 21, one side fixedly connected with connecting block two 22 of apron 21, receiving mechanism includes the shielded box 23, connect workbin 24 and feed inlet 25, box 1 is close to one side fixedly connected with shielded box 23 of discharge gate 10, the inside bottom of shielded box 23 is equipped with and connects workbin 24, shielded box 23 is close to discharge gate 10 and locates to open there is feed inlet 25, one side hinged joint of shielded box 23 has chamber door 26, chamber door 26 surface is provided with transparent observation window 27.

Embodiment 9 is as shown in fig. 1-4, this kind of equipment for kitchen garbage disposal, it includes box 1, the inside hinged joint of box 1 has filter screen 2, be connected with hoist mechanism between filter screen 2 and the box 1, the lowering of filter screen 2 just is located box 1 lateral wall fixedly connected with stopper 3, box 1 inner wall just is located the below fixedly connected with baffle 4 of filter screen 2, the middle part joint of baffle 4 has sleeve 5, the middle part fixedly connected with filter screen section of thick bamboo 6 of sleeve 5, the top fixedly connected with dog 7 of filter screen section of thick bamboo 6, the bottom fixedly connected with connecting cylinder 8 of sleeve 5, connecting cylinder 8 and pipeline 9 joint are fixed, the bottom of pipeline 9 is located the box 1 outside, one side of box 1 and the top that is located filter screen 2 are equipped with discharge gate 10, box 1 lateral wall and the department that is close to discharge gate 10 are equipped with receiving mechanism, hoist mechanism includes fixed plate 11, the bottom is fixed plate, the bottom is fixed on the side of the box 2, the box 1 is equipped with receiving mechanism, The filter screen comprises supporting plates 12, a rotating shaft 13, a winding wheel 14, a connecting rope 15, a first connecting block 16 and a motor 17, wherein the first connecting block 16 is fixedly connected to the top of one side, away from a discharge port 10, of the filter screen 2, a fixing plate 11 is arranged above the first connecting block 16, the fixing plate 11 is fixedly connected with the inner wall of the box body 1, the number of the two supporting plates 12 is fixedly connected to the bottom of the fixing plate 11, the rotating shaft 13 is movably connected between the supporting plates 12, the winding wheel 14 is fixedly connected to the outer surface of the rotating shaft 13 and located between the supporting plates 12, the connecting rope 15 is wound on the outer surface of the winding wheel 14, one end of the connecting rope 15 is fixedly connected with the winding wheel 14, the other end of the connecting rope 15 is fixedly connected with the first connecting block 16, one end of the rotating shaft 13 is located on the outer side of the box body 1 and connected with the output end of the motor 17, and the motor 17 is fixed to the outer side of the box body 1;

a first sealing ring 18 is fixedly connected to the bottom of the partition plate 4 close to the sleeve 5, a second sealing ring 19 is fixedly connected to the bottom of the box body 1 close to the pipeline 9, an activated carbon adsorption plate 20 is clamped at the bottom of the side wall of the box body 1, a cover plate 21 is hinged to the top of the box body 1, a second connecting block 22 is fixedly connected to one side of the cover plate 21, the receiving mechanism comprises a fixed box 23, a receiving box 24 and a feeding hole 25, a fixed box 23 is fixedly connected to one side of the box body 1 close to the discharging hole 10, the receiving box 24 is arranged at the bottom end inside the fixed box 23, the feeding hole 25 is formed in the position of the fixed box 23 close to the discharging hole 10, a box door 26 is hinged to one side of the fixed box 23, a transparent observation window 27 is arranged on the surface of the box door 26, the lifting mechanism comprises a fixed plate 11, a support plate 12, a rotating shaft 13, a reel 14, a connecting rope 15, a first connecting block 16 and a motor 17, and a first connecting block 16 is fixedly connected to the top of one side of the filter screen 2 far away from the discharging hole 10, a fixing plate 11 is arranged above the first connecting block 16, the fixing plate 11 is fixedly connected with the inner wall of the box body 1, two supporting plates 12 are fixedly connected at the bottom of the fixing plate 11, a rotating shaft 13 is movably connected between the supporting plates 12, a reel 14 is fixedly connected between the outer surface of the rotating shaft 13 and the supporting plates 12, a connecting rope 15 is wound on the outer surface of the reel 14, one end of the connecting rope 15 is fixedly connected with the reel 14, the other end of the connecting rope 15 is fixedly connected with the first connecting block 16, one end of the rotating shaft 13 is arranged at the outer side of the box body 1 and is connected with the output end of a motor 17, the motor 17 is fixed at the outer side of the box body 1, a first sealing ring 18 is fixedly connected at the position of the partition plate 4 close to the sleeve 5, a second sealing ring 19 is fixedly connected at the bottom of the box body 1 and close to the pipeline 9, an activated carbon adsorption plate 20 is clamped at the bottom of the side wall of the box body 1, a cover plate 21 is hinged with a cover plate 21, and a second connecting block 22 is fixedly connected at one side of the cover plate 21, the receiving mechanism comprises a fixed box 23, a receiving box 24 and a feeding hole 25, wherein the fixed box 23 is fixedly connected to one side of the box body 1 close to the discharging hole 10, the receiving box 24 is arranged at the bottom end of the inner portion of the fixed box 23, the feeding hole 25 is formed in the position, close to the discharging hole 10, of the fixed box 23, a box door 26 is hinged to one side of the fixed box 23, and a transparent observation window 27 is arranged on the surface of the box door 26.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the cover plate 21 can be opened through the second connecting block 22, the urban sewage pipeline is poured into the box body 1, the pipeline 9 is connected with the urban sewage pipeline, when liquid enters the partition plate 4 through the filter screen 2 and then passes through the filter screen cylinder 6 to be discharged from the pipeline 9, large-particle impurities are intercepted by the filter screen 2, small-particle impurities are intercepted by the filter screen cylinder 2, the box body 1 is provided with a door plate, the box body 1 can be opened to detach and clean the sleeve 5, after filtering for a period of time, the motor 17 connected with a municipal power supply in advance is started, the motor 17 adopts a positive and negative motor, the motor 17 drives the reel 14 to rotate through the rotating shaft 13, so that one side of the filter screen 2 is pulled by the connecting rope 15 to be in an inclined state, therefore, garbage on the filter screen 2 can enter the material receiving box 24 through the discharge port 10 and the feed port 25, the condition can be observed through the transparent observation window 27, and when the material receiving box 24 is full, can open chamber door 26 and clear up the operation, make motor 17 reversal make filter screen 2 reset after filter screen 2 slopes, the device can handle kitchen rubbish, can carry out solid-liquid separation to kitchen rubbish, can greatly reduce the impurity in the liquid simultaneously, reduces the condition because of discharging the waste liquid and causing the pipeline to block up, also reduces the degree of difficulty of rubbish clearance, conveniently clears up kitchen rubbish.

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.

Claims

1. The equipment for kitchen waste treatment is characterized by comprising a box body (1), wherein a filter screen (2) is hinged inside the box body (1), a lifting mechanism is connected between the filter screen (2) and the box body (1), the filter screen (2) is placed downwards and positioned on the side wall of the box body (1) and fixedly connected with a limiting block (3), a partition plate (4) is fixedly connected to the inner wall of the box body (1) and positioned below the filter screen (2), a sleeve (5) is clamped in the middle of the partition plate (4), a filter screen cylinder (6) is fixedly connected in the middle of the sleeve (5), a stop block (7) is fixedly connected to the top of the filter screen cylinder (6), a connecting cylinder (8) is fixedly connected to the bottom of the sleeve (5), the connecting cylinder (8) is clamped and fixed with a pipeline (9), and the bottom of the pipeline (9) is positioned outside the box body (1), one side of the box body (1) is located above the filter screen (2) and is provided with a discharge hole (10), and the side wall of the box body (1) is close to the discharge hole (10) and is provided with a material receiving mechanism.

2. The kitchen garbage disposal device according to claim 1, wherein the lifting mechanism comprises a fixing plate (11), supporting plates (12), a rotating shaft (13), a reel (14), a connecting rope (15), a first connecting block (16) and a motor (17), the first connecting block (16) is fixedly connected to the top of one side of the filter screen (2) far away from the discharge port (10), the fixing plate (11) is arranged above the first connecting block (16), the fixing plate (11) is fixedly connected with the inner wall of the box body (1) and the bottom of the fixing plate is fixedly connected with two supporting plates (12), the rotating shaft (13) is movably connected between the supporting plates (12), the reel (14) is fixedly connected to the outer surface of the rotating shaft (13) and positioned between the supporting plates (12), and the connecting rope (15) is wound on the outer surface of the reel (14), the one end of connecting rope (15) with reel (14) fixed connection, the other end of connecting rope (15) with connecting block (16) fixed connection, the one end of pivot (13) is located the box (1) outside just is connected with motor (17) output, motor (17) are fixed in the box (1) outside.

3. An apparatus for kitchen waste disposal according to claim 1 wherein a first sealing ring (18) is fixedly attached to said partition (4) adjacent to said sleeve (5) and a second sealing ring (19) is fixedly attached to the bottom of said tank (1) adjacent to said pipe (9).

4. The kitchen waste disposal apparatus of claim 1, wherein the bottom of the side wall of the box body (1) is clamped with an activated carbon adsorption plate (20).

5. The kitchen waste disposal device according to claim 1, wherein a cover plate (21) is hinged on the top of the box body (1), and a second connecting block (22) is fixedly connected to one side of the cover plate (21).

6. The kitchen garbage disposal device according to claim 1, wherein the material receiving mechanism comprises a fixed box (23), a material receiving box (24) and a feeding hole (25), one side of the box body (1) close to the discharging hole (10) is fixedly connected with the fixed box (23), the material receiving box (24) is arranged at the bottom end of the inner portion of the fixed box (23), and the feeding hole (25) is formed in the position of the fixed box (23) close to the discharging hole (10).

7. A kitchen waste disposal device according to claim 6, characterized in that a door (26) is hinged to one side of said stationary bin (23), and a transparent viewing window (27) is provided on the surface of said door (26).

8. The kitchen garbage disposal device according to claim 1, wherein the lifting mechanism comprises a fixing plate (11), supporting plates (12), a rotating shaft (13), a reel (14), a connecting rope (15), a first connecting block (16) and a motor (17), the first connecting block (16) is fixedly connected to the top of one side of the filter screen (2) far away from the discharge port (10), the fixing plate (11) is arranged above the first connecting block (16), the fixing plate (11) is fixedly connected with the inner wall of the box body (1) and the bottom of the fixing plate is fixedly connected with two supporting plates (12), the rotating shaft (13) is movably connected between the supporting plates (12), the reel (14) is fixedly connected to the outer surface of the rotating shaft (13) and positioned between the supporting plates (12), and the connecting rope (15) is wound on the outer surface of the reel (14), the one end of connecting rope (15) with reel (14) fixed connection, the other end of connecting rope (15) with connecting block (16) fixed connection, the one end of pivot (13) is located the box (1) outside and is connected with motor (17) output, motor (17) are fixed in the box (1) outside, baffle (4) are close to sleeve (5) department fixedly connected with sealing washer (18), box (1) bottom just is close to pipeline (9) department fixedly connected with sealing washer two (19), the lateral wall bottom joint of box (1) has active carbon adsorption plate (20), the top hinged joint of box (1) has apron (21), one side fixedly connected with connecting block two (22) of apron (21), receiving mechanism includes fixed case (23), connects workbin (24) and feed inlet (25), the utility model discloses a feed box, including box (1), fixed case (23) of one side fixedly connected with of discharge gate (10), the inside bottom of fixed case (23) is equipped with connects workbin (24), fixed case (23) are close to discharge gate (10) department is opened there is feed inlet (25), one side hinged joint of fixed case (23) has chamber door (26), chamber door (26) surface is provided with transparent observation window (27).