CN212418642U

CN212418642U - Metal mesh grid experiment sieve of adjustable mesh size

Info

Publication number: CN212418642U
Application number: CN202020827489.0U
Authority: CN
Inventors: 邵明宾; 娄娜; 李芳�
Original assignee: Xinxiang Xinmingde Machinery Co ltd
Current assignee: Xinxiang Xinmingde Machinery Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-01-29
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a metal mesh grid experiment sieve of adjustable mesh size relates to experimental facilities technical field. The utility model discloses an experiment sieve body, the below of experiment sieve body are provided with fixed frame, and the inboard of fixed frame is fixed with first mesh grid, and the below of fixed frame is provided with the fixed plate, and four turning position departments of fixed frame below all are fixed with the spring, and the upper wall that the right side of experiment sieve body corresponds fixed frame is fixed with the motor. The utility model discloses a cooperation of first mesh grid and experiment sieve body, the size of adjustable mesh, and the setting through motor and eccentric wheel need not the manpower and filter, solved current metal mesh grid experiment sieve because its mesh size is fixed, the limitation is too big during the use, and prior art needs artifical screening when using metal mesh grid experiment sieve, has increaseed experimenter's intensity of labour's problem.

Description

Metal mesh grid experiment sieve of adjustable mesh size

Technical Field

The utility model belongs to the technical field of the experimental facilities, especially, relate to a metal mesh grid experiment sieve of adjustable mesh size.

Background

The experimental sieve is a tool for grading and detecting the granularity of material particles, and is widely applied to the inspection and analysis of scientific research units, laboratories, inspection rooms, production control departments and the like in the industries of food, medicine, chemical industry, abrasive materials, pigments, mines, metallurgy, geology, ceramics, national defense and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal mesh grid experimental sieve of adjustable mesh size, through the cooperation of first mesh grid and experimental sieve body, the size of adjustable mesh, and the setting through motor and eccentric wheel need not the manpower and filter, has solved current metal mesh grid experimental sieve because its mesh size is fixed, and the local limitation is too big during the use, and prior art needs artifical screening when using metal mesh grid experimental sieve, has increaseed experimenter's intensity of labour's problem.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a metal mesh grid experiment sieve of adjustable mesh size, including the experiment sieve body, the below of experiment sieve body is provided with fixed frame, and the inboard of fixed frame is fixed with first mesh grid, and the below of fixed frame is provided with the fixed plate, and four turning position departments of fixed frame below all are fixed with the spring, and the right side of experiment sieve body corresponds the upper wall of fixed frame and is fixed with the motor.

Furthermore, a rear mounting plate is fixed to the rear end of the left side of the upper surface of the fixing frame, a front mounting plate is fixed to the front end of the right side of the position, corresponding to the upper surface of the fixing frame, of the rear mounting plate, and a threaded sleeve and a sliding sleeve are correspondingly fixed to the inner side of the rear mounting plate and the inner side of the front mounting plate respectively.

Furthermore, the rear corner of the left end of the experiment screen body is fixed with a fixing block, and a bearing is fixed inside the fixing block.

Furthermore, the intermediate position department of bearing is fixed with the screw rod, and the outer end of screw rod is fixed with twists the pole, and the corner that screw rod position department corresponds experiment sieve body right-hand member is fixed with the slide bar.

Further, the screw rod is in threaded connection with the threaded sleeve, the sliding rod is in sliding connection with the inside of the sliding sleeve, and the sliding rod is in clearance fit with the sliding sleeve.

Furthermore, an eccentric wheel is fixed at the power output end of the motor, and a balancing weight is fixed on the upper surface of the left side of the fixing frame corresponding to the position where the motor is located.

Further, the lower extreme of spring is fixed at the upper surface of fixed plate, and the upper wall that corresponds the fixed plate under first woven mesh is provided with collects the box, and the mesh of the second woven mesh on first woven mesh and the experiment sieve body is the square setting.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up first woven mesh, the sliding sleeve, the slide bar, screw rod and swivel nut, when adjusting the mesh size, rotate through making the screw rod and drive the experiment sieve body and remove, when the experiment sieve body removes, crisscross square net that forms about the second woven mesh on first woven mesh and the experiment sieve, the size of the square net that the length that removes through control screw controls the crisscross formation of first woven mesh and second woven mesh has realized the adjustable of mesh size, compared with the prior art, the laboratory glassware of multiple specification is filtered to the size of this novel accessible adjustment mesh, solved current metal woven mesh experiment sieve because its mesh size is fixed, the too big problem of limitation of use.

2. The utility model discloses a set up the motor, eccentric wheel and spring, when using, at first adjust the size of mesh through rotating the wrong pole, fall the laboratory glassware after the size of mesh is adjusted and accomplish on the second woven wire net on the experiment sieve body, starter motor this moment, motor during operation drives the eccentric wheel and rotates, drive fixed frame under the effect of centrifugal force, first woven wire net and experiment sieve body shake realize the screening effect, compare with prior art, the utility model discloses need not the manual work and rock the screening, the intensity of labour who has reduced the experimenter, make the screening simpler, it needs artifical screening to have solved prior art when using metal woven wire net experimental sieve, the problem of experimenter's intensity of labour has been strengthened.

Of course, it is not necessary for any product to achieve all of the above advantages simultaneously in practicing the invention.

Drawings

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

Fig. 1 is a top view of the present invention;

fig. 2 is a structural diagram of the fixing frame and the first mesh grid of the present invention;

FIG. 3 is a structural diagram of the experimental sieve body of the present invention;

fig. 4 is a front sectional view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a fixing frame; 11. a first mesh grid; 12. a front mounting plate; 121. a sliding sleeve; 13. a rear mounting plate; 131. a threaded sleeve; 2. the experimental sieve body; 21. a motor; 211. an eccentric wheel; 22. a second mesh grid; 23. a slide bar; 24. a fixed block; 241. a bearing; 25. a screw; 251. screwing the rod; 26. a balancing weight; 3. a spring; 4. a fixing plate; 41. and (4) collecting the box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to a metal mesh grid experimental sieve with adjustable mesh size, which comprises an experimental sieve body 2, wherein the experimental sieve body 2 is a metal mesh grid experimental sieve in the prior art, a fixing frame 1 arranged below the experimental sieve body 2 can fix a first mesh grid 11, the first mesh grid 11 fixed at the inner side of the fixing frame 1 and a second mesh grid 22 on the experimental sieve body 2 can be used for moving in a staggered manner to adjust the size of the mesh, a fixing plate 4 arranged below the fixing frame 1 is an upper plane of a mounting table, springs 3 fixed at four corner positions below the fixing frame 1 enable the fixing frame 1 and the fixing plate 4 to be movably and fixedly connected, so as to avoid obstructing the vibration effect, a motor 21 fixed on the upper wall of the fixing frame 1 corresponding to the right side of the experimental sieve body 2 drives an eccentric wheel 211 to rotate when working, thereby achieving the purpose of sieving under the action of centrifugal force, the motor 21 is conventional and its type is not limited herein.

As shown in fig. 2, the rear mounting plate 13 fixed to the rear end of the left side of the upper surface of the fixed frame 1 can provide a fixed platform for the screw sleeve 131, the front mounting plate 12 fixed to the front end of the right side of the upper surface of the fixed frame 1 at a position where the rear mounting plate 13 is located can provide a fixed platform for the sliding sleeve 121, and the screw sleeve 131 and the sliding sleeve 121 are correspondingly fixed to the inner side of the rear mounting plate 13 and the inner side of the front mounting plate 12, respectively.

As shown in fig. 3, a fixing block 24 is fixed at a rear corner of the left end of the experimental sieve body 2, and a bearing 241 fixed inside the fixing block 24 enables a screw 25 to rotate relative to the fixing block 24.

When the fixed screw rod 25 of intermediate position department of bearing 241 rotates, the position of screw rod 25 produces and removes, the position that drives experiment sieve body 2 produces the removal equally and realizes the crisscross effect of first mesh grid 11 and second mesh grid 22, thereby the fixed screw 251 of outer end of screw rod 25 makes things convenient for experimenter to operate screw rod 25 and makes screw rod 25 rotate, the corner that screw rod 25 position department corresponds experiment sieve body 2 right-hand member is fixed with slide bar 23, the preferred non-circular shape of cross section of slide bar 23, when screw rod 25 rotates, slide bar 23 and sliding sleeve 121 produce relative movement.

As shown in fig. 1, the screw 25 is in threaded connection with the threaded sleeve 131, so that the screw 25 rotates and moves relatively, the sliding rod 23 is slidably connected inside the sliding sleeve 121, the sliding sleeve 121 provides a supporting function for the sliding rod 23 and also provides a guiding function, and the sliding rod 23 is in clearance fit with the sliding sleeve 121.

Wherein as shown in fig. 1, 4, the power take off end of motor 21 is fixed with eccentric wheel 211, and centrifugal force when utilizing eccentric wheel 211 to rotate makes this novel shake, and the balancing weight 26 that the fixed frame 1 left upper surface was fixed corresponding in motor 21 position department can prevent to fix the frame 1 and take place the slope.

The upper surface at fixed plate 4 is fixed to the lower extreme of spring 3, and the laboratory test article after the screening can be collected to collection box 41 that corresponds the upper wall setting of fixed plate 4 under first woven mesh 11, and the mesh of second woven mesh 22 on first woven mesh 11 and the experiment sieve body 2 is the square setting, and this is novel when screw rod 25 rotates, and second woven mesh 22 on the experiment sieve body 2 moves along the diagonal direction of fixed frame 1 for crisscross effective screen analysis mesh that forms is the form of square all the time.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solution recorded in the foregoing embodiments is modified, and some technical features are replaced by equivalent, all belonging to the protection scope of the present invention.

Claims

1. The utility model provides a metal mesh grid experiment sieve of adjustable mesh size, includes experiment sieve body (2), its characterized in that: the lower part of the experiment sieve body (2) is provided with a fixed frame (1), the inner side of the fixed frame (1) is fixed with a first woven mesh (11), the lower part of the fixed frame (1) is provided with a fixed plate (4), four corner positions below the fixed frame (1) are respectively fixed with a spring (3), and the right side of the experiment sieve body (2) is fixed with a motor (21) corresponding to the upper wall of the fixed frame (1).

2. The metal mesh grid experimental sieve with the adjustable mesh opening size as recited in claim 1, characterized in that a rear mounting plate (13) is fixed at the rear end of the left side of the upper surface of the fixed frame (1), a front mounting plate (12) is fixed at the position of the rear mounting plate (13) corresponding to the front end of the right side of the upper surface of the fixed frame (1), and a threaded sleeve (131) and a sliding sleeve (121) are respectively and correspondingly fixed at the inner side of the rear mounting plate (13) and the inner side of the front mounting plate (12).

3. The metal mesh grid test screen with the adjustable mesh opening size as claimed in claim 1, wherein a fixing block (24) is fixed at the rear corner of the left end of the test screen body (2), and a bearing (241) is fixed inside the fixing block (24).

4. The metal mesh grid experimental sieve with the adjustable mesh opening size as claimed in claim 3, wherein a screw rod (25) is fixed at the middle position of the bearing (241), a screw rod (251) is fixed at the outer end of the screw rod (25), and a sliding rod (23) is fixed at the position of the screw rod (25) corresponding to the corner of the right end of the experimental sieve body (2).

5. The metal mesh grid experimental sieve with the adjustable mesh opening size as claimed in claim 4, wherein the screw rod (25) is in threaded connection with the threaded sleeve (131), the sliding rod (23) is in sliding connection with the inside of the sliding sleeve (121), and the sliding rod (23) is in clearance fit with the sliding sleeve (121).

6. The metal mesh grid experimental sieve with the adjustable mesh opening size as recited in claim 1, wherein an eccentric wheel (211) is fixed at a power output end of the motor (21), and a balancing weight (26) is fixed at a position of the motor (21) corresponding to an upper surface of the left side of the fixed frame (1).

7. The metal woven mesh experiment screen with the adjustable mesh opening size as recited in claim 1, wherein the lower end of the spring (3) is fixed on the upper surface of the fixing plate (4), a collecting box (41) is arranged right below the first woven mesh (11) and corresponding to the upper wall of the fixing plate (4), and the mesh openings of the second woven mesh (22) on the first woven mesh (11) and the experiment screen body (2) are both in a square arrangement.