Movable connecting device for cover plate of flour mill

Abstract

The utility model discloses a flour mill cover plate movable connecting device which comprises a raw material tank, one side of the raw material tank is fixedly connected with a fixing frame, the side, close to the raw material tank, of the fixing frame is provided with a first sliding groove, and a cover plate is connected into the first sliding groove in a sliding mode. A traction mechanism used for moving and dragging the cover plate is arranged on the side wall, opposite to the cover plate, of the raw material tank, a sealing ring is arranged on the side, close to the fixing frame, of the raw material tank, and an abutting mechanism used for abutting against the sealing ring is arranged on the side wall of the raw material tank. The fixing frame, the first sliding groove, the sealing ring, the clamping frames and other structures are arranged, the fixing frame and the first sliding groove are connected with the cover plate in a sliding mode, the multiple clamping frames are matched to abut against and fix the sealing ring, abutting sealing of the contact portion of the cover plate and the raw material tank can be achieved, the cover plate is convenient to install, and meanwhile the sealing effect is good. And the sealing ring can ensure the sealing of the fitting part of the cover plate and the raw material tank, so that the problem of powder leakage is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding mills, in particular to a grinding mill cover plate movable connection device. Background Art

[0002] The mill is a commonly used equipment in the field of wheat and other food grinding. It generally includes a mill box, a sifter, a drive motor, a roller, a control panel and other structures. The sifter and the drive motor are arranged in the mill box, and the outside is sealed by a cover plate. When the sifter or the drive motor needs to be maintained, the cover plate needs to be removed. The existing cover plate structure is similar to a flange plate, which is connected to the outside of the box body by a number of bolts around. The disassembly and assembly process requires the tightening of a large number of bolts, which is relatively complicated and inefficient. At the same time, if the sealing of the cover plate cannot be guaranteed during installation, such as the bolts are not tightened in place, the raw materials of the mill will leak out, so it needs to be improved. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes a mill cover movable connection device.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A movable connection device for a grinding mill cover plate comprises a raw material tank, one side of the raw material tank is fixedly connected to a fixing frame, a side of the fixing frame close to the raw material tank is provided with a first sliding groove, a cover plate is slidably connected in the first sliding groove, opposite side walls of the raw material tank and the cover plate are provided with a traction mechanism for moving and pulling the cover plate, a side of the raw material tank close to the fixing frame is provided with a sealing ring, and a side wall of the raw material tank is provided with a pressing mechanism for pressing the sealing ring.

[0006] Preferably, the traction mechanism comprises an adjustment plate fixedly connected to a side of the cover plate close to the raw material tank, a traction screw is threadedly connected through one side of the adjustment plate, and the traction screw is rotatably connected to the raw material tank.

[0007] Preferably, a contact groove is provided on one side of the raw material tank close to the adjustment plate, and the adjustment plate corresponds to the contact groove.

[0008] Preferably, the abutting mechanism comprises a plurality of circumferentially arranged rotating grooves opened on a side of the raw material tank close to the fixed frame, a clamping frame is rotatably connected in the rotating groove, and the plurality of clamping frames are all abutted against the sealing ring.

[0009] Preferably, a second sliding groove is provided on one side of the clamping frame, and two symmetrically arranged connecting grooves are provided in the second sliding groove. A rotating shaft is slidably connected in the connecting groove, and sliding blocks are rotatably connected to the opposite side walls of the two rotating shafts. An adjusting screw is threadedly connected to one side of the sliding block, and the adjusting screw is rotatably connected to the raw material tank.

[0010] Preferably, the cover plate is fixedly connected to one side of the fixing frame with two symmetrically arranged corresponding clamping plates, the side wall of the fixing frame is provided with two symmetrically arranged corresponding grooves, and the corresponding clamping plates are slidably connected to the corresponding grooves.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The utility model is provided with structures such as a fixing frame, a first sliding groove, a sealing ring and a clamping frame. The fixing frame and the first sliding groove are slidably connected with the cover plate, and the sealing ring is tightly fixed by a plurality of clamping frames to achieve a tight seal at the contact part between the cover plate and the raw material tank. While facilitating the installation of the cover plate, the sealing ring can ensure the sealing of the contact part between the cover plate and the raw material tank to avoid the leakage of powder.

[0013] 2. The utility model is provided with structures such as an adjustment plate, a traction screw, a corresponding groove and a corresponding clamping plate. Through the threaded connection between the traction screw and the adjustment plate and the sliding limit of the cover plate in the first sliding groove, the cover plate can be conveniently moved, and the cover plate can be positioned at any position to ensure that the cover plate is fixed and self-locked at the installation position. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of a mill cover movable connection device proposed by the utility model;

[0015] Figure 2 This is a side structural schematic diagram of a mill cover movable connection device proposed by the utility model;

[0016] Figure 3 A mill cover active connection device proposed by the utility model Figure 2 A schematic diagram of the enlarged structure in the middle.

[0017] In the figure: 1 raw material tank, 2 fixed frame, 3 first sliding groove, 4 sealing ring, 5 clamping frame, 6 cover plate, 7 corresponding clamping plate, 8 traction screw, 9 rotating groove, 10 adjustment plate, 11 second sliding groove, 12 sliding block, 13 adjustment screw. DETAILED DESCRIPTION

[0018] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model is described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below.

[0019] like Figure 1-3 As shown, a mill cover plate movable connection device of the present embodiment comprises a raw material tank 1, a fixing frame 2 is fixedly connected to one side of the raw material tank 1, a first sliding groove 3 is provided on the side of the fixing frame 2 close to the raw material tank 1, a cover plate 6 is slidably connected in the first sliding groove 3, a side of the cover plate 6 close to the fixing frame 2 is fixedly connected to two symmetrically arranged corresponding clamping plates 7, a side wall of the fixing frame 2 is provided with two symmetrically arranged corresponding grooves, and the corresponding clamping plates 7 are slidably connected to the corresponding grooves.

[0020] The opposite side walls of the raw material tank 1 and the cover plate 6 are provided with a traction mechanism for moving and pulling the cover plate 6, and the traction mechanism includes an adjustment plate 10 fixedly connected to the side of the cover plate 6 close to the raw material tank 1, and a traction screw 8 is threadedly connected to one side of the adjustment plate 10, and the traction screw 8 is rotatably connected to the raw material tank 1. A contact groove is opened on the side of the raw material tank 1 close to the adjustment plate 10, and the adjustment plate 10 corresponds to the contact groove.

[0021] A sealing ring 4 is provided on one side of the raw material tank 1 close to the fixed frame 2, and a pressing mechanism for pressing against the sealing ring 4 is provided on the side wall of the raw material tank 1. The pressing mechanism includes a plurality of circumferentially arranged rotating grooves 9 provided on one side of the raw material tank 1 close to the fixed frame 2, a clamping frame 5 is rotatably connected in the rotating groove 9, a second sliding groove 11 is provided on one side of the clamping frame 5, two symmetrically arranged connecting grooves are provided in the second sliding groove 11, a rotating shaft is slidably connected in the connecting groove, a sliding block 12 is rotatably connected to the opposite side walls of the two rotating shafts, an adjusting screw 13 is threadedly connected to one side of the sliding block 12, the adjusting screw 13 is rotatably connected to the raw material tank 1, and a plurality of clamping frames 5 are all pressed against the sealing ring 4.

[0022] When the cover plate 6 needs to be opened, the traction screw 8 is rotated to be threadedly connected with the adjustment plate 10, and the cover plate 6 can be slid open in the fixing frame 2 under the limiting effect of the relative sliding of the cover plate 6 and the first sliding groove 3. At this time, under the threaded connection between the adjustment plate 10 and the traction screw 8, the position of the cover plate 6 can be positioned and limited through the self-locking function of the thread, and support can be provided for the cover plate 6 during the opening process.

[0023] During the closing process of the cover plate 6, the corresponding clamping plate 7 thereon corresponds to the corresponding groove in the fixing frame 2, which plays a role in positioning and fixing the cover plate 6. At the same time, adjusting the multiple adjusting screws 13 drives the sliding block 12 to adjust the position in the second sliding groove 11, so as to realize the rotation drive of the multiple clamping frames 5 in the rotating groove 9. The sealing ring 4 can be pressed tightly by the multiple clamping frames 9 to realize the sliding of the sealing ring 4 in the first sliding groove 3; at the same time, it contacts and abuts against the cover plate 6 to ensure the sealing of the connection between the cover plate 6 and the raw material tank 1, and avoid the problem of powder leakage through the gap between the cover plate 6 and the raw material tank 1 during the grinding process.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A mill cover movable connection device, characterized in that: The invention comprises a raw material tank (1), one side of the raw material tank (1) is fixedly connected to a fixing frame (2), a side of the fixing frame (2) close to the raw material tank (1) is provided with a first sliding groove (3), a cover plate (6) is slidably connected in the first sliding groove (3), a traction mechanism for moving and traction of the cover plate (6) is provided on the opposite side walls of the raw material tank (1) and the cover plate (6), a sealing ring (4) is provided on the side of the raw material tank (1) close to the fixing frame (2), and a pressing mechanism for pressing the sealing ring (4) is provided on the side wall of the raw material tank (1).

2. A mill cover movable connection device according to claim 1, characterized in that: The traction mechanism comprises an adjustment plate (10) fixedly connected to a side of the cover plate (6) close to the raw material tank (1), a traction screw (8) being threadedly connected through one side of the adjustment plate (10), and the traction screw (8) being rotatably connected to the raw material tank (1).

3. A mill cover movable connection device according to claim 2, characterized in that: A contact groove is provided on one side of the raw material tank (1) close to the adjustment plate (10), and the adjustment plate (10) corresponds to the contact groove.

4. A mill cover movable connection device according to claim 3, characterized in that: The abutting mechanism comprises a plurality of circumferentially arranged rotating grooves (9) formed on a side of the raw material tank (1) close to the fixed frame (2), a clamping frame (5) being rotatably connected in the rotating groove (9), and a plurality of the clamping frames (5) are all abutted against the sealing ring (4).

5. A mill cover movable connection device according to claim 4, characterized in that: A second sliding groove (11) is provided on one side of the clamping frame (5), and two symmetrically arranged connecting grooves are provided in the second sliding groove (11). A rotating shaft is slidably connected in the connecting groove, and sliding blocks (12) are rotatably connected to opposite side walls of the two rotating shafts. An adjusting screw (13) is threadedly connected through one side of the sliding block (12), and the adjusting screw (13) is rotatably connected to the raw material tank (1).

6. A mill cover movable connection device according to claim 5, characterized in that: Two symmetrically arranged corresponding clamping plates (7) are fixedly connected to one side of the cover plate (6) close to the fixing frame (2); two symmetrically arranged corresponding grooves are provided on the side wall of the fixing frame (2); and the corresponding clamping plates (7) are slidably connected to the corresponding grooves.

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