Closed slurry pump belt protection cover

Abstract

The utility model provides a closed slurry pump belt protective cover, which relates to the technical field of slurry pump equipment, and comprises a first main body and a second main body which are asymmetrically arranged, the first main body and the second main body are spliced to form a closed cavity, and the closed cavity is sleeved on the outer side of a slurry pump belt from a splicing seam; the closed cavity is fixedly arranged on the slurry pump mounting surface from the bottom of the closed cavity, a plurality of receding notches are formed in the closed cavity from the splicing seam of the closed cavity, and the receding notches are used for receding mounting of an equipment shaft and a motor shaft of the slurry pump; the protective cover is quickly disassembled and assembled through splicing of the two opening structures and avoidance of the avoidance notch, the structural stability of the belt protective cover is guaranteed, the cover body assembling operation is reduced, and meanwhile the monitoring and maintenance safety of field personnel is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of slurry pump equipment, in particular to a closed slurry pump belt protection cover. Background Art

[0002] When the slurry pump is working, the motor is connected to the pump through a pulley and a belt. In the prior art, slurry pumps mostly use an open horizontal slurry pump belt protection cover, and workers can easily touch any part of the entire operating part with their limbs, and more parts of the machinery are exposed. Therefore, during the operation of the slurry pump, on-site maintenance or observation personnel are at risk of injury.

[0003] Patent CN202646122U in the prior art discloses a horizontal slurry pump protective cover, which is composed of a protective cover cover, a protective cover left support, and a protective cover right support. The protective cover cover is a long slat, the middle of which is arched upward into a semicircular arc, and the two ends are horizontal. The protective cover left support and the protective cover right support are bent slats, and the horizontal part of the upper part of the slat is respectively connected to the two ends of the protective cover cover, and the vertical part of the lower part of the slat is respectively connected to the slurry pump bracket. The protective cover cover can completely cover the exposed rotating part between the rotor and the seal of the horizontal slurry pump, and it is not easy for particulate matter and debris to fall or entangle on the exposed rotating part between the rotor and the seal of the horizontal slurry pump, which will not cause personal injury accidents and other accidents, and is conducive to the normal use of the pump.

[0004] Although the protective cover, the left support and the right support of the protective cover form a relatively closed protection, the front and rear ends are still semi-open in nature; although the protective cover can objectively prevent particulate matter and debris from falling onto or entangled with the exposed rotating part between the rotor and the seal of the horizontal slurry pump, the risk of human subjectively touching the moving part of the slurry pump is inevitable. Utility Model Content

[0005] The utility model aims to provide a closed slurry pump belt protection cover, which is suitable for closed protection of horizontal slurry pumps, realizes all-round personnel protection, has a simple design, and is convenient to assemble and disassemble.

[0006] To achieve the above-mentioned purpose, the utility model proposes the following technical solutions: a closed slurry pump belt protection cover, comprising a first main body and a second main body arranged asymmetrically, wherein the first main body and the second main body are assembled to form a closed chamber, and the closed chamber is sleeved on the outside of the slurry pump belt from the joint;

[0007] The closed chamber is fixedly mounted on the slurry pump installation surface from its bottom, and a plurality of clearance gaps are arranged at the joints of the closed chamber, and the clearance gaps are used to make way for the equipment shaft and the motor shaft of the slurry pump to be installed.

[0008] Furthermore, the first body and the second body are both configured as a hexahedral structure with a bottom and a side opening, the bottom surface of the hexahedral structure is placed on the slurry pump installation surface; the hexahedral structure is provided with a semicircular notch on both side surfaces adjacent to the side opening, and the semicircular notch extends from the side edge of the opening to the inside of the corresponding side surface;

[0009] The first body and the second body are spliced ​​together from the side opening, the semicircular notch on the side of the first body corresponds to the semicircular notch on the side of the second body in position and has the same size, and the semicircular notches corresponding in position form two said making way notches after being spliced ​​together.

[0010] Further, the two clearance gaps are defined as a first gap and a second gap, the first gap is used to make way for the installation of the device shaft, and the second gap is used to make way for the installation of the motor shaft, and two arc-shaped plates are arranged on the outer edge of the first gap, and the two arc-shaped plates are arranged along the two semicircular gaps constituting the first gap respectively;

[0011] The two arc-shaped plates are spliced ​​together outside the first notch to form an annular protective plate. A U-shaped notch is arranged along the splicing seam of the end of the annular protective plate away from the closed chamber. The annular protective plate is used to adapt to the main body pulley.

[0012] Further, a pair of first observation holes are symmetrically arranged on the side surfaces of the first body and the second body constituting the first notch, and a pair of second observation holes are symmetrically arranged on the opposite side surfaces of the closed chamber adjacent to the side surfaces on the first body and the second body;

[0013] The first observation hole and the second observation hole are both enclosed by an observation hole mesh, and the aperture of the observation hole mesh is less than 8 mm.

[0014] Furthermore, a lifting ear is respectively arranged on the top surface of the first body and the second body, the two lifting ears are symmetrically arranged on the top surface of the closed chamber, and the central axes of the lifting holes of the two lifting ears are perpendicular to the joint seam of the closed chamber.

[0015] Furthermore, the first body and the second body are respectively provided with an L-shaped plate, and the two L-shaped plates are respectively arranged at the bottom of two side surfaces of the first body and the second body that constitute opposite sides of the closed chamber, and the L-shaped plates are located outside the closed chamber;

[0016] One side surface of the L-shaped plate is parallel to and fixedly connected to the side surface of the first body or the second body, and the other side surface is perpendicular to the side surface of the first body or the second body and is used to be fixedly connected to the surface to be installed.

[0017] Furthermore, the four side surfaces of the hexahedral structure are all made of steel plates, and the steel plates are welded.

[0018] Furthermore, a pair of handrails are symmetrically arranged on two side surfaces of the first body and the second body that constitute opposite sides of the closed chamber.

[0019] Furthermore, the joint seams between the first body and the second body are connected and fixed by a plurality of spring buckles.

[0020] Furthermore, the joint seams between the first body and the second body are connected and fixed by a plurality of stainless steel buckles.

[0021] It can be seen from the above technical solutions that the technical solution of the utility model has the following beneficial effects:

[0022] The utility model discloses a closed type slurry pump belt protection cover, comprising a first main body and a second main body arranged asymmetrically, wherein the first main body and the second main body are assembled to form a closed chamber, wherein the closed chamber is sleeved on the outside of the slurry pump belt from the joint seam thereof; the closed chamber is fixedly mounted on the slurry pump mounting surface from its bottom, and the closed chamber is provided with a plurality of clearance notches from the joint seam thereof, wherein the clearance notches are used to make way for the equipment shaft and the motor shaft for installing the slurry pump; the protection cover of this scheme is provided with two groups of observation holes and an observation plate for convenient observation of the internal working conditions, as well as handrails and lifting ears for convenient carrying. The utility model realizes the rapid disassembly and assembly of the protection cover by the assembly of two opening structures and the clearance of the clearance notches, thereby ensuring the structural stability of the belt protection cover, reducing the assembly operation of the cover body, and ensuring the safety of on-site personnel monitoring and maintenance.

[0023] The utility model forms two main bodies by welding steel plates, which are assembled to obtain a closed chamber structure with a hollow interior and closed upper and lower ends, thereby achieving all-round belt protection, preventing personnel from touching rotating parts on the belt, and ensuring the safety of personnel; when assembled, the main bodies are connected by stainless steel buckles, which is easy to install and disassemble.

[0024] It should be appreciated that all combinations of the foregoing concepts, as well as additional concepts described in greater detail below, may be considered part of the inventive subject matter of the present disclosure, provided such concepts are not mutually inconsistent.

[0025] The foregoing and other aspects, embodiments and features of the present invention can be more fully understood from the following description in conjunction with the accompanying drawings. Other additional aspects of the present invention, such as the features and / or beneficial effects of the exemplary embodiments, will be apparent from the following description or learned from the practice of the specific embodiments according to the teachings of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The accompanying drawings are not drawn to scale according to actual reference objects. In the accompanying drawings, each identical or approximately identical component shown in each figure may be represented by the same reference numeral. For the sake of clarity, not every component is labeled in each figure. Now, embodiments of various aspects of the utility model will be described by way of example and with reference to the accompanying drawings, in which:

[0027] Figure 1 The three-dimensional structure diagram of the belt protection cover of the slurry pump of the utility model Figure 1 ;

[0028] Figure 2 The three-dimensional structure diagram of the belt protection cover of the slurry pump of the utility model Figure 2 .

[0029] The specific meanings of the marks in the figure are as follows:

[0030] 1-first main body, 2-second main body, 3-first notch, 4-second notch, 5-arc-shaped plate, 6-first observation hole, 7-second observation hole, 8-hanging ear, 9-handrail, 10-observation baffle, 11-L-shaped plate, 12-stainless steel buckle. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Unless otherwise defined, the technical terms or scientific terms used herein should be the usual meanings understood by people with general skills in the field to which the utility model belongs.

[0032] The words "first", "second" and similar words used in the specification and claims of the utility model patent application do not indicate any order, quantity or importance, but are only used to distinguish different components. Similarly, unless the context clearly indicates otherwise, the singular form of "a", "an" or "the" and other similar words do not indicate a quantitative limitation, but indicate the existence of at least one. "Include" or "comprise" and other similar words mean that the elements or objects appearing before "include" or "comprise" cover the features, wholes, steps, operations, elements and / or components listed after "include" or "comprise", and do not exclude the existence or addition of one or more other features, wholes, steps, operations, elements, components and / or their collections. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0033] The main function of the slurry pump belt protection cover in the prior art is to prevent dust, solid particles, etc. from falling into the exposed rotating part between the rotor and the seal, so as to prevent operation jams. However, in actual applications, it is found that this type of semi-open protection cover has the risk of injury during on-site maintenance or observation by personnel; therefore, the utility model aims to propose a closed slurry pump belt protection cover to comprehensively protect the slurry pump belt, prevent personnel from touching the rotating parts on the belt, and ensure the safety of personnel.

[0034] The following is a further detailed introduction to the closed slurry pump belt protection cover disclosed in the utility model in conjunction with the specific structure shown in the accompanying drawings.

[0035] The closed slurry pump belt protection cover disclosed in the embodiment includes an asymmetrically arranged first main body 1 and a second main body 2, the first main body 1 and the second main body 2 are spliced ​​to form a closed chamber, the closed chamber is sleeved on the outside of the slurry pump belt from the splicing seam; the closed chamber is fixed on the slurry pump installation surface from its bottom, and the closed chamber is provided with a plurality of clearance gaps from the splicing seam, the clearance gaps are used to make way for the equipment shaft and the motor shaft of the slurry pump. In order to ensure the reliable connection of the splicing seam, the first main body 1 and the second main body 2 on both sides of the splicing seam are connected and fixed by a plurality of spring buckles or stainless steel buckles 12.

[0036] Combination Figure 1 and Figure 2As shown, in the embodiment, the first main body 1 and the second main body 2 are both set as a hexahedral structure with a bottom and a side opening, and the figure shows a rectangular parallelepiped structure, and the bottom surface of the hexahedral structure is placed on the slurry pump installation surface; the hexahedral structure is provided with a semicircular notch on both sides adjacent to its side opening, and the semicircular notch extends from the side of the opening to the inside of its corresponding side; the first main body 1 and the second main body 2 are spliced ​​from the side opening, and the spliced ​​side is connected and fixed by multiple stainless steel buckles 12; the semicircular notch on the side of the first main body 1 corresponds to the semicircular notch on the side of the second main body 2 and has the same size, and the semicircular notches corresponding in position form two said clearance notches after splicing. Because the belt will become loose after a period of use, it is necessary to tighten the belt by adjusting the motor position, so the size of the clearance notch needs to be larger than the diameter of the motor shaft to be given up, leaving space for the position adjustment of the motor.

[0037] In the embodiment, the protective cover is designed to be a spliced ​​structure of a first main body 1 and a second main body 2, and is designed to be connected and fixed by a stainless steel buckle 12, so that the assembly and maintenance of the protective cover are more convenient and quick; at the same time, the four sides of the hexahedral structure of the first main body 1 and the second main body 2 are made of steel plates, and the steel plates are welded to avoid mechanical leakage, thereby fully realizing all-round protection of the slurry pump, preventing personnel from touching the rotating parts on the belt, and ensuring the safety of personnel.

[0038] Further combined with the diagram, the two clearance gaps are defined as a first gap 3 and a second gap 4, the first gap 3 is used to make way for the installation of the equipment shaft, and the second gap is used to make way for the installation of the motor shaft; in the diagram, in order to adapt to the shape of the main pulley, two arc plates 5 are arranged on the outer edge of the first gap 3, and the two arc plates 5 are respectively arranged along the two semicircular gaps constituting the first gap 3; the two arc plates 5 are spliced ​​together on the outside of the first gap 3 to form an annular protective plate, and a U-shaped gap is arranged along the splicing seam of the end of the annular protective plate away from the closed chamber.

[0039] In order to facilitate workers to observe the working conditions inside the belt protection cover, a pair of first observation holes 6 are symmetrically arranged on the side surfaces of the first main body 1 and the second main body 2 constituting the first notch 3, and a pair of second observation holes 7 are symmetrically arranged on the opposite side surfaces of the closed chamber adjacent to the side surfaces on the first main body 1 and the second main body 2; the first observation hole 6 and the second observation hole 7 are both enclosed with an observation hole net, and the aperture of the observation hole net is less than 8mm to prevent human fingers from penetrating into the protection cover and causing personal injury. In addition, in order to clearly observe the internal conditions of the cover, in the illustrated embodiment, a third observation hole is also arranged on one side of the protection cover, and an observation baffle 10 is arranged on the hinge outside the observation hole, which is in a locked state when not working, and is unlocked and then opened when starting.

[0040] For the installation of the closed slurry pump belt protection cover of this embodiment, and because the main bodies are made of steel plates and are relatively heavy, the first main body 1 and the second main body 2 are lifted by a crane to the left and right sides of the pulley, and the crane slowly approaches the pulley, and the equipment shaft and the motor shaft are placed in the center of the first notch 3 and the second notch 4 respectively. Therefore, a lifting lug 8 is provided on the top surface of each of the first main body 1 and the second main body 2, and the two lifting lugs 8 are symmetrically arranged on the top surface of the closed chamber, and the central axes of the lifting holes of the two lifting lugs 8 are perpendicular to the joint seam of the closed chamber. In addition, a pair of handrails 9 are symmetrically arranged on the two side surfaces of the first main body 1 and the second main body 2 that constitute the opposite sides of the closed chamber, and the handrails 9 assist in position adjustment during assembly.

[0041] In the embodiment, the belt protection cover obtained by splicing is fixed by bolts, specifically, the first main body 1 and the second main body 2 are respectively provided with an L-shaped plate 11, and the two L-shaped plates 11 are respectively arranged at the bottom of the two side surfaces of the first main body 1 and the second main body 2, which constitute the opposite sides of the closed chamber, and the L-shaped plates are located outside the closed chamber; one side of the L-shaped plate 11 is parallel and fits and fixedly connected to the side of the first main body 1 or the second main body 2, and the other side is perpendicular to the side of the first main body or the second main body, and is used to fix the surface to be installed, which is the plane for fixing the belt protection cover. In specific implementation, other methods can also be used to fix the belt protection cover, and this scheme does not make specific restrictions.

[0042] The closed slurry pump belt protection cover disclosed by the utility model is a main frame of a rectangular structure formed by welding steel plates together, and clearance gaps are respectively arranged at the positions of the equipment axis and the motor axis of the main frame, and a plurality of observation holes are arranged on the front and sides of the main frame, so as to reduce assembly operations, fully ensure the structural stability of the belt protection cover, and ensure the safe monitoring and maintenance of on-site staff.

[0043] Although the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. A person with ordinary knowledge in the technical field to which the present invention belongs may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention shall be determined by the definition of the claims.

Claims

1. A closed slurry pump belt protection cover, characterized in that: It comprises a first main body and a second main body which are arranged asymmetrically, wherein the first main body and the second main body are assembled to form a closed chamber, and the closed chamber is sleeved on the outside of the slurry pump belt from the joint thereof; The closed chamber is fixedly mounted on the slurry pump installation surface from its bottom, and a plurality of clearance gaps are arranged at the joints of the closed chamber, and the clearance gaps are used to make way for the equipment shaft and the motor shaft of the slurry pump to be installed.

2. The closed slurry pump belt protection cover according to claim 1, characterized in that: The first body and the second body are both configured as a hexahedral structure with a bottom and a side opening, the bottom surface of the hexahedral structure is placed on the slurry pump installation surface; the hexahedral structure is provided with a semicircular notch on both side surfaces adjacent to the side opening, and the semicircular notch extends from the side edge of the opening to the inside of the corresponding side surface; The first body and the second body are spliced ​​together from the side opening, the semicircular notch on the side of the first body corresponds to the semicircular notch on the side of the second body in position and has the same size, and the semicircular notches corresponding in position form two said making way notches after being spliced ​​together.

3. The closed slurry pump belt protection cover according to claim 2, characterized in that: The two clearance gaps are defined as a first gap and a second gap, the first gap is used to make way for the installation of the device shaft, and the second gap is used to make way for the installation of the motor shaft, and two arc plates are arranged on the outer edge of the first gap, and the two arc plates are arranged along the two semicircular gaps constituting the first gap respectively; The two arc-shaped plates are spliced ​​together outside the first notch to form an annular protective plate. A U-shaped notch is arranged along the splicing seam of the end of the annular protective plate away from the closed chamber. The annular protective plate is used to adapt to the main body pulley.

4. The closed slurry pump belt protection cover according to claim 3, characterized in that: A pair of first observation holes are symmetrically arranged on the side surfaces of the first body and the second body constituting the first notch, and a pair of second observation holes are symmetrically arranged on the opposite side surfaces of the closed chamber adjacent to the side surfaces on the first body and the second body; The first observation hole and the second observation hole are both enclosed by an observation hole mesh, and the aperture of the observation hole mesh is less than 8 mm.

5. The closed slurry pump belt protection cover according to claim 3, characterized in that: A lifting ear is respectively arranged on the top surface of the first body and the second body, the two lifting ears are symmetrically arranged on the top surface of the closed chamber, and the central axes of the lifting holes of the two lifting ears are perpendicular to the joint seam of the closed chamber.

6. The closed slurry pump belt protection cover according to claim 3, characterized in that: The first body and the second body are respectively provided with an L-shaped plate, and the two L-shaped plates are respectively arranged at the bottom of two side surfaces of the first body and the second body that constitute opposite sides of the closed chamber, and the L-shaped plates are located outside the closed chamber; One side surface of the L-shaped plate is parallel to and fixedly connected to the side surface of the first body or the second body, and the other side surface is perpendicular to the side surface of the first body or the second body and is used to be fixedly connected to the surface to be installed.

7. The closed slurry pump belt protection cover according to claim 2, characterized in that: The four sides of the hexahedral structure are all made of steel plates, and the steel plates are welded.

8. The closed slurry pump belt protection cover according to claim 3, characterized in that: A pair of handrails are symmetrically arranged on two side surfaces of the first body and the second body that constitute opposite sides of the closed chamber.

9. The closed slurry pump belt protection cover according to claim 1, characterized in that: The joint seams of the first body and the second body are connected and fixed by a plurality of spring buckles.

10. The closed slurry pump belt protection cover according to claim 1, characterized in that: The joint seams of the first body and the second body are connected and fixed by a plurality of stainless steel buckles.

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