CN218937912U

CN218937912U - Portable anti-falling smoke dust sampling device

Info

Publication number: CN218937912U
Application number: CN202223440705.4U
Authority: CN
Inventors: 王泽荣
Original assignee: Yunnan Shanshui Environmental Protection Engineering Co ltd
Current assignee: Yunnan Shanshui Environmental Protection Engineering Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-04-28
Anticipated expiration: 2032-12-22

Abstract

The utility model relates to the technical field of smoke dust sampling devices, and discloses a portable anti-falling smoke dust sampling device which comprises a box body and a collecting cylinder, wherein a limiting and fixing mechanism is arranged on one side of the box body; the utility model provides a limit fixing mechanism includes fixed frame, movable plate, fixed frame fixed mounting is in box one side, the barrel hole has been seted up on the fixed frame top, the spacing groove has been seted up to fixed frame inner wall bottom, the cylinder activity runs through the barrel hole and pegs graft in the spacing groove, the cylinder top is provided with the threaded rod, through setting up limit fixing mechanism, can carry out spacing fixed to the cylinder, avoid the cylinder to drop from fixed frame and lead to damaging, improve the stability of cylinder on fixed frame, portable has more solved the cylinder in the comparison file and has realized fixedly by the friction between dead lever and the cylinder alone, leads to the cylinder stability relatively poor on the layer board, thereby unable effectual problem that prevents that the cylinder drops on the layer board.

Description

Portable anti-falling smoke dust sampling device

Technical Field

The utility model relates to the technical field of smoke dust sampling devices, in particular to a portable anti-falling smoke dust sampling device.

Background

The smoke sampling device is a portable and small-sized prediction flow velocity method instrument with a host machine, and is designed mainly according to the suggestions of environmental protection specialists and the feedback comments of actual operators in environmental monitoring departments. The device has the advantages of simple structure, convenient operation and maintenance and lower price. The machine is multipurpose and can be used for sampling smoke dust, fume and lampblack. Various problems still exist in the traditional smoke sampling device, and the actual use requirements are difficult to meet; the current common sampling gun is a straight cylinder, and after sampling is finished, the smoke dust in the filter cylinder can be subjected to reverse suction under the dual actions of gravity and negative pressure, so that the sampling result is inaccurate, and a sampling device for preventing the smoke dust from being reversed is arranged;

according to chinese patent, a portable smoke sampling device is disclosed, the bulletin number of which is: CN212379120U, this patent is through designing first fixed block and fixed lever and second spring between first stopper and second stopper of installing at movable block one side surface of fixed connection with the layer board, be convenient for promote the fixed lever with the fixed position of a collection section of thick bamboo through the effect of second spring, through designing the clamp plate of installing at the clamp plate top surface of depression bar and install the briquetting at the clamp plate bottom surface and install the first spring at the clamp plate surface of depression bar, be convenient for through pressing the clamp plate, make the briquetting promote the movable block to the opposite direction removal, thereby be convenient for take out a collection section of thick bamboo, thereby realized being convenient for fix a collection section of thick bamboo, guarantee the stability of device, the stable function of the portability of device of being convenient for;

but the collection tube in this patent only relies on the dead lever to realize fixedly with the friction between it, leads to the collection tube stability relatively poor on the layer board, thereby can't effectually prevent that the collection tube from coming off on the layer board, influences the carrying to the sampling device of preventing falling smoke dust, and for this reason, we propose a portable sampling device of preventing falling smoke dust.

Disclosure of Invention

The utility model aims to provide a portable anti-falling smoke dust sampling device, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the portable anti-falling smoke dust sampling device comprises a box body and a collecting barrel, wherein a limiting and fixing mechanism is arranged on one side of the box body;

the limiting and fixing mechanism comprises a fixing frame and a moving plate, the fixing frame is fixedly arranged on one side of a box body, a barrel hole is formed in the top end of the fixing frame, a limiting groove is formed in the bottom end of the inner wall of the fixing frame, a collecting barrel movably penetrates through the barrel hole to be inserted into the limiting groove, a threaded rod is arranged above the collecting barrel, one end of the threaded rod is rotationally connected on one side of the box body through a bearing, a thread bush of the moving plate is arranged on the outer wall of the threaded rod, a U-shaped baffle is fixedly arranged on the inner side of the moving plate, the U-shaped baffle is clamped on the top end of the collecting barrel, a limiting rod is fixedly arranged on one side of the box body, a limiting rod hole is formed in the moving plate, the limiting rod movably penetrates through the moving plate through the limiting rod hole, and a rotating plate is fixedly arranged at the other end of the threaded rod.

Preferably, the number of the limiting rods and the limiting rod holes is two, and the limiting rods are matched with the limiting rod holes.

Preferably, the bottom end of the U-shaped baffle is fixedly provided with a supporting pad, the supporting pad is tightly contacted with the surface of the top end of the collecting cylinder, and the supporting pad is made of wear-resistant rubber.

Preferably, the inner wall of the cylinder hole is fixedly provided with a hole pad, the hole pad is tightly contacted with the surface of the outer wall of the collecting cylinder, and the hole pad is also made of wear-resistant rubber.

Preferably, the shrink groove has been seted up on the box top, shrink inslot wall rotates through bearing two and is connected with the bull stick, bull stick outer wall fixed cover is equipped with the handle, through setting up the storage tank, makes things convenient for the handle to rotate in the storage tank when not using, facilitates the use.

Preferably, the front of the box body is fixedly provided with a button, a display screen and a wiring terminal.

Preferably, the anti-slip pad is fixedly arranged at the bottom end of the box body and is made of PVC soft rubber, and friction between the box body and the placing surface can be increased by arranging the anti-slip pad, so that the stability of the box body is improved.

The utility model provides a portable anti-falling smoke dust sampling device. This portable smoke dust sampling device that prevents falling possesses following beneficial effect:

(1) According to the portable anti-falling smoke dust sampling device, the limiting fixing mechanism is arranged, so that the collecting cylinder can be limited and fixed, damage caused by falling of the collecting cylinder from the fixing frame is avoided, the stability of the collecting cylinder on the fixing frame is improved, the portable anti-falling smoke dust sampling device is more convenient to carry, and the problems that the collecting cylinder in a comparison document is fixed only by virtue of friction between the fixing rod and the fixing rod, so that the stability of the collecting cylinder on the supporting plate is poor, and falling of the collecting cylinder on the supporting plate cannot be effectively prevented are solved;

(2) This portable anti-falling smoke dust sampling device through setting up to support pad and hole pad, can avoid producing the hard contact between U type baffle, fixed frame and the collection section of thick bamboo, reduces wearing and tearing, and can improve the compactness of being connected between U type baffle, fixed frame and the collection section of thick bamboo, further improves the stability of collection section of thick bamboo, simple structure, and the practicality is strong.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic top cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

FIG. 4 is an enlarged view of the portion B of FIG. 2 according to the present utility model;

FIG. 5 is a schematic view of a front cross-sectional structure of a fixing frame according to the present utility model;

fig. 6 is an enlarged view of the C part of fig. 5 according to the present utility model.

In the figure: 1. the box 2, the limit fixing mechanism 3, the collecting cylinder 4, the supporting pad 5, the hole pad 6, the shrinkage groove 7, the rotary rod 8, the handle 9, the button 10, the display screen 11, the wiring terminal 12, the anti-slip pad 201, the fixing frame 202, the moving plate 203, the threaded rod 204, the rotating plate 205, the limit rod 206, the limit rod hole 207, the U-shaped baffle 208, the cylinder hole 209 and the limit groove.

Detailed Description

As shown in fig. 1-6, the present utility model provides a technical solution: the utility model provides a portable anti-falling smoke dust sampling device, which comprises a box body 1, the collection cylinder 3, shrink groove 6 has been seted up on box 1 top, shrink groove 6 inner wall is connected with bull stick 7 through bearing two rotations, 7 outer wall fixed cover of bull stick is equipped with handle 8, through setting up accomodate groove 6, convenient handle 8 can rotate into accomodate groove 6 when not using, convenient to use, box 1 front fixed mounting has button 9, display screen 10 and binding post 11, box 1 bottom fixed mounting has slipmat 12, slipmat 12 is made by PVC soft rubber, through setting up slipmat 12, can increase the friction between box 12 and the plane of placing, thereby improve the stability of box 12, box 1 one side is provided with spacing fixed establishment 2;

the limiting and fixing mechanism 2 comprises a fixed frame 201 and a moving plate 202, the fixed frame 201 is fixedly arranged on one side of the box body 1, a barrel hole 208 is formed in the top end of the fixed frame 201, a hole pad 5 is fixedly arranged on the inner wall of the barrel hole 208, the hole pad 5 is tightly contacted with the outer wall surface of the collecting barrel 3, the hole pad 5 is also made of wear-resistant rubber, the U-shaped baffle 207, the fixed frame 201 and the collecting barrel 3 can be prevented from being rigidly contacted by arranging the supporting pad 4 and the hole pad 5, the abrasion is reduced, the connection tightness among the U-shaped baffle 207, the fixed frame 201 and the collecting barrel 3 can be improved, the stability of the collecting barrel 3 is further improved, the structure is simple, the practicability is strong, a limiting groove 209 is formed in the bottom end of the inner wall of the fixed frame 201, the collecting barrel 3 is movably inserted into the limiting groove 209, a threaded rod 203 is arranged above the collecting barrel 3, one end of the threaded rod 203 is rotatably connected on one side of the box body 1 through a bearing, the movable plate 202 is sleeved on the outer wall of the threaded rod 203 in a threaded manner, a U-shaped baffle 207 is fixedly arranged on the inner side of the movable plate 202, the U-shaped baffle 207 is clamped at the top end of the collecting cylinder 3, a supporting pad 4 is fixedly arranged at the bottom end of the U-shaped baffle 207, the supporting pad 4 is tightly contacted with the top end surface of the collecting cylinder 3, the supporting pad 4 is made of wear-resistant rubber, a limit rod 205 is fixedly arranged on one side of the box body 1, limit rod holes 206 are formed in the movable plate 202, the limit rod 205 movably penetrates through the movable plate 202 through the limit rod holes 206, the number of the limit rod 205 and the limit rod holes 206 is two, the limit rod 205 is matched with the limit rod holes 206, the rotary plate 204 is fixedly arranged at the other end of the threaded rod 203, the limit fixing mechanism 2 is arranged to limit and fix the collecting cylinder 3, damage caused by falling of the collecting cylinder 3 from the fixing frame 201 is avoided, the stability of the collecting cylinder 3 on the fixing frame 201 is improved, the portable collecting device is more convenient to carry, and solves the problems that the collecting barrel in the comparison document is fixed only by the friction between the fixing rod and the fixing rod, so that the stability of the collecting barrel on the supporting plate is poor, and the collecting barrel cannot be effectively prevented from falling off from the supporting plate.

When the portable anti-falling smoke dust sampling device is used, the collection cylinder 3 is placed on the fixed frame 201, the collection cylinder 201 is inserted into the limiting groove 209 through the cylinder hole 208, then the rotating plate 204 is rotated, the rotating plate 204 drives the threaded rod 203 to rotate, the threaded rod 203 drives the moving plate 202 to move towards the box body 1, the moving plate 202 drives the U-shaped baffle 207 to move, the U-shaped baffle 207 is clamped at the top of the collection cylinder 3, so that the collection cylinder 3 is limited and fixed, damage caused by falling of the collection cylinder 3 from the fixed frame 201 is avoided, the stability of the collection cylinder 3 on the fixed frame 201 is improved, the collection cylinder is more convenient to carry, the problem that the stability of the collection cylinder on a supporting plate is poor and the collection cylinder cannot be effectively prevented from falling off from the supporting plate due to friction between the fixed rod and the collection cylinder is solved; through setting up to support pad 4 and hole pad 5, can avoid producing the hard contact between U type baffle 207, fixed frame 201 and the collection section of thick bamboo 3, reduce wearing and tearing, and can improve the compactness of being connected between U type baffle 207, fixed frame 201 and the collection section of thick bamboo 3, further improve the stability of collection section of thick bamboo 3, simple structure, the practicality is strong.

Claims

1. The utility model provides a portable smoke dust sampling device that prevents falling, includes box (1), collection cylinder (3), its characterized in that: one side of the box body (1) is provided with a limiting and fixing mechanism (2);

spacing fixed establishment (2) are including fixed frame (201), movable plate (202), fixed frame (201) fixed mounting is in box (1) one side, barrel hole (208) have been seted up on fixed frame (201) top, spacing groove (209) have been seted up to fixed frame (201) inner wall bottom, collection tube (3) activity run through barrel hole (208) peg graft in spacing groove (209), collection tube (3) top is provided with threaded rod (203), threaded rod (203) one end is rotated through the bearing and is connected in box (1) one side, movable plate (202) thread bush is established in threaded rod (203) outer wall, movable plate (202) inboard fixed mounting has U type baffle (207), U type baffle (207) joint is on collection tube (3) top, box (1) one side fixed mounting has gag lever (205), set up gag lever post hole (206) on movable plate (202) through gag lever post hole (206), another end is fixed plate (204) and is fixed.

2. The portable fall-prevention smoke sampling device according to claim 1, wherein: the number of the limiting rods (205) and the number of the limiting rod holes (206) are two, and the limiting rods (205) are matched with the limiting rod holes (206).

3. The portable fall-prevention smoke sampling device according to claim 1, wherein: the bottom end of the U-shaped baffle plate (207) is fixedly provided with a supporting pad (4), and the supporting pad (4) is tightly contacted with the top end surface of the collecting cylinder (3).

4. The portable fall-prevention smoke sampling device according to claim 1, wherein: an orifice pad (5) is fixedly arranged on the inner wall of the cylinder hole (208), and the orifice pad (5) is tightly contacted with the surface of the outer wall of the collecting cylinder (3).

5. The portable fall-prevention smoke sampling device according to claim 1, wherein: the novel box is characterized in that a shrinkage groove (6) is formed in the top end of the box body (1), a rotating rod (7) is rotatably connected to the inner wall of the shrinkage groove (6) through a bearing II, and a handle (8) is fixedly sleeved on the outer wall of the rotating rod (7).

6. The portable fall-prevention smoke sampling device according to claim 1, wherein: the front of the box body (1) is fixedly provided with a button (9), a display screen (10) and a wiring terminal (11).

7. The portable fall-prevention smoke sampling device according to claim 1, wherein: the anti-skid pad (12) is fixedly arranged at the bottom end of the box body (1), and the anti-skid pad (12) is made of PVC soft rubber.