Coupler shield applied to pulp pump

Abstract

The utility model relates to a coupler shield applied to a pulp pump, which comprises a bearing circular plate, a fixed connecting sleeve and a sliding sleeve, the bearing circular plate and the sliding sleeve are positioned at two ends of the fixed connecting sleeve, and the bearing circular plate is fixed on a bearing box body; the outer edge of the bearing circular plate is embedded in the fixed connecting sleeve, the outer edge of the sliding sleeve is embedded in the fixed connecting sleeve, the fixed connecting sleeve is formed by cold bending a whole aluminum plate, a plurality of observation holes are formed in the middle section of the fixed connecting sleeve, a circle of clamping groove is formed in each of the two axial ends in a cold pressing mode, the two circumferential ends are bent into planes, and a row of screw holes are formed in each plane. The device is simple in structure and complete in function; one end of the coupler shield is directly fixed to the bearing box body, the other side of the coupler shield is in butt joint with the motor side through the sliding sleeve, the structure can completely cover a rotating part, and other gaps can be ignored; the operation condition of the coupler can be observed at any time through the observation hole when the pump operates, and the safety of workers can be guaranteed; kidney-shaped holes are formed in the two ends of the fixed connecting sleeve, and installation is convenient.

Description

Technical Field

[0001] The utility model relates to a coupling guard, in particular to a coupling guard for a pulp pump which has a simple structure, is convenient to use and install. Background Art

[0002] When the motor shaft and the pump shaft are connected by a coupling and rotate at a high speed, if the coupling is directly exposed, the risk of injury to on-site workers is relatively high, and the rotating body may also be impacted by external sundries, affecting the safe and stable operation of the equipment.

[0003] The coupling guard can wrap the rotating body in the housing to avoid injury to workers when the rotating body rotates at a high speed, and at the same time avoid external objects contacting the rotating body.

[0004] For the above technical requirements, the current general coupling guards have a certain gap at both ends and cannot completely cover the rotating body; the housing structure has feet and the outer shape is saddle-shaped, there is no protection under the coupling, and the length cannot be changed. Summary of the Utility Model

[0005] In view of the above problems, the main purpose of the utility model is to provide a coupling guard for a pulp pump which has a simple structure, is convenient to use and install.

[0006] The utility model solves the above technical problems through the following solution: A coupling guard for a pulp pump, the coupling guard for a pulp pump includes: a load-bearing circular plate, a fixed connection sleeve, and a sliding sleeve. The load-bearing circular plate and the sliding sleeve are located at both ends of the fixed connection sleeve, and the load-bearing circular plate is fixed to the bearing housing; the outer edge of the load-bearing circular plate is embedded in the fixed connection sleeve, the outer edge of the sliding sleeve is embedded in the fixed connection sleeve, the fixed connection sleeve is formed by cold bending a whole aluminum plate, several observation holes are opened in the middle section of the fixed connection sleeve, a card slot is cold-pressed at both axial ends, and both circumferential ends are bent into planes, and a row of screw holes are opened on the planes.

[0007] In a specific embodiment of the utility model, a row of screw holes is a row of waist-shaped holes.

[0008] In a specific embodiment of the utility model, several bolt holes and large round holes are opened on the load-bearing circular plate, and the load-bearing circular plate is fixed to the bearing housing by bolts.

[0009] In a specific embodiment of the utility model, the number of bolt holes on the load-bearing circular plate is four, the bolt holes are evenly distributed around the large round hole, and the load-bearing circular plate is fixed to the bearing housing by bolts passing through the bolt holes.

[0010] In a specific embodiment of the utility model, the load-bearing circular plate is embedded in the card slot of the fixed connection sleeve.

[0011] In a specific embodiment of the present utility model, the planes at both circumferential ends of the fixed connection sleeve are fixedly connected by a combination of bolts and nuts.

[0012] In a specific embodiment of the present utility model, the load-bearing circular plate, the fixed connection sleeve, and the sliding sleeve are all plates and cylinders made of aluminum.

[0013] In a specific embodiment of the present utility model, the sliding sleeve is fixed inside the fixed connection sleeve, and the sliding sleeve is axially telescoped to the required length before being fixed.

[0014] The positive and progressive effects of the present utility model are as follows: Compared with common similar technologies, the coupling guard of the present utility model provided for a pulp pump is composed of a load-bearing circular plate, a fixed connection sleeve, and a sliding sleeve. There are only three main components, with a simple structure and complete functions.

[0015] One end of the coupling guard proposed by the present utility model is directly fixed to the bearing housing, and the other side is docked with the motor side through a sliding sleeve. This structure can completely cover the rotating components, and the remaining gaps can be ignored.

[0016] The fixed connection sleeve of the present utility model is provided with a plurality of observation holes, so that the operation condition of the coupling can be observed at any time during the operation of the pump, and the safety of the staff can also be ensured.

[0017] Both ends of the fixed connection sleeve of the present utility model are waist-shaped holes, which are convenient for installation. Brief Description of the Drawings

[0018] Figure 1 It is a schematic structural diagram of the coupling guard of the present utility model.

[0019] Figure 2 It is a schematic structural diagram of the load-bearing circular plate in the present utility model.

[0020] Figure 3 It is a schematic structural diagram of the fixed connection sleeve in the present utility model.

[0021] Figure 4 It is a schematic structural diagram of the sliding sleeve in the present utility model.

[0022] The following are the names corresponding to the reference numerals in the present utility model:

[0023] Load-bearing circular plate 1, fixed connection sleeve 2, sliding sleeve 3, observation hole 4, bolt hole 5, card slot 6, waist-shaped hole 7, bolt 8, nut 9, large round hole 10. Specific Embodiments

[0024] The following presents a preferred embodiment of the present utility model in conjunction with the drawings to elaborate in detail on the technical solution of the present utility model.

[0025] Figure 1 Schematic diagram of the coupling guard structure of the present utility model Figure 2 Schematic diagram of the load-bearing circular plate structure in the present utility model Figure 3 Schematic diagram of the fixed connection sleeve structure in the present utility model Figure 4 Schematic diagram of the sliding sleeve structure in the present utility model, as Figures 1-4 shown: A coupling guard applied to a pulp pump proposed by the present utility model includes a load-bearing circular plate 1, a fixed connection sleeve 2, and a sliding sleeve 3. The load-bearing circular plate 1 and the sliding sleeve 3 are located at both ends of the fixed connection sleeve 2.

[0026] The load-bearing circular plate 1 is fixed on the bearing housing; the outer edge of the load-bearing circular plate 1 is embedded in the fixed connection sleeve 2, and the outer edge of the sliding sleeve 3 is embedded in the fixed connection sleeve 2.

[0027] The fixed connection sleeve 2 is cold-bent from a whole piece of aluminum plate. Several observation holes 4 are opened in the middle section of the fixed connection sleeve 2. A circle of card slots 6 are cold-pressed at both axial ends, and both circumferential ends are bent into planes. A row of screw holes are opened on the planes. In the specific implementation process, the screw holes in the present utility model are generally selected as waist-shaped holes 7.

[0028] See Figure 1 and 2 , several bolt holes 5 and large round holes 10 are opened on the load-bearing circular plate 1 in the present utility model, and the load-bearing circular plate 1 is fixed on the bearing housing (the bearing housing is not shown) by bolts.

[0029] There are four bolt holes 5 on the load-bearing circular plate 1. The bolt holes 5 are evenly distributed around the large round hole 10. The load-bearing circular plate 1 is fixed on the bearing housing by bolts passing through the bolt holes 5.

[0030] In the specific implementation process, the load-bearing circular plate 1 of the present utility model is embedded in the card slot 6 of the fixed connection sleeve 2; the planes at both circumferential ends of the fixed connection sleeve 2 are fixedly connected by a combination of bolts 8 and nuts 9; the load-bearing circular plate 1, the fixed connection sleeve 2, and the sliding sleeve 3 are all plates and cylinders made of aluminum.

[0031] The sliding sleeve 3 is fixed in the fixed connection sleeve 2. Before being fixed, the sliding sleeve 3 is axially extended or retracted to the required length and then fixed. The sliding sleeve is restricted by the fixed connection sleeve and can axially extend or retract.

[0032] This coupling guard optimizes the original structure, effectively reduces the manufacturing and management costs, and improves the applicable range of the guard.

[0033] The coupling guard proposed by the present utility model is composed of a load-bearing circular plate 1, a fixed connection sleeve 2, and a sliding sleeve 3. There are only 3 main components, with a simple structure and complete functions.

[0034] In a specific implementation process, one end of the coupling guard is directly fixed to the bearing housing, and the other side is docked with the motor side through a sliding sleeve 3. This structure can completely cover the rotating components, and the remaining gaps can be ignored.

[0035] The fixed connection sleeve 2 of the present utility model is provided with a plurality of observation holes, which can observe the operation of the coupling at any time during the operation of the pump and can also ensure the safety of the staff.

[0036] In a specific implementation process, both ends of the fixed connection sleeve 2 of the present utility model are waist-shaped holes, which are convenient for installation.

[0037] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. The above embodiments and the descriptions in the specification only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A coupling shield for a pulp pump, characterized in that: The coupling shield applied to the pulp pump includes: a load-bearing circular plate, a fixed connecting sleeve, and a sliding sleeve. The load-bearing circular plate and the sliding sleeve are located at both ends of the fixed connecting sleeve, and the load-bearing circular plate is fixed on the bearing housing; the outer edge of the load-bearing circular plate is embedded in the fixed connecting sleeve, and the outer edge of the sliding sleeve is embedded in the fixed connecting sleeve. The fixed connecting sleeve is formed by cold bending a whole piece of aluminum plate, and a plurality of observation holes are opened in the middle section of the fixed connecting sleeve. A circle of grooves are cold pressed at both axial ends, and both circumferential ends are bent into planes, and a row of screw holes are opened on the planes.

2. The coupling shield for a pulp pump according to claim 1, characterized in that: A row of screw holes is a row of waist-shaped holes.

3. The coupling shield for a pulp pump according to claim 1, characterized in that: A plurality of bolt holes and large circular holes are provided on the load-bearing circular plate, and the load-bearing circular plate is fixed to the bearing housing through bolts.

4. The coupling shield for a pulp pump according to claim 1, characterized in that: There are four bolt holes on the load-bearing circular plate, and the bolt holes are evenly distributed around the large circular hole. The load-bearing circular plate is fixed on the bearing box body after the bolts pass through the bolt holes.

5. The coupling shield for a pulp pump according to claim 1, characterized in that: The load-bearing circular plate is embedded in the clamping groove of the fixed connecting sleeve.

6. The coupling shield for a pulp pump according to claim 1, characterized in that: The planes at both ends of the circumference of the fixed connection sleeve are fixedly connected by a combination of bolts and nuts.

7. The coupling shield for a pulp pump according to claim 1, characterized in that: The load-bearing circular plate, the fixed connection sleeve and the sliding sleeve are all plates and cylinders made of aluminum.

8. The coupling shield for a pulp pump according to claim 1, characterized in that: The sliding sleeve is fixed in the fixed connecting sleeve. Before being fixed, the sliding sleeve is axially extended and retracted to a required length and then fixed.

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