CN222615571U - Rotor with pin bolts not exposed and rotor pump - Google Patents

Abstract

The utility model discloses a rotor with non-exposed pin bolts, which comprises a rotor core, a pair of rotor sleeves and six pin bolts, wherein the rotor sleeves are symmetrically arranged on two sides of the rotor core, any rotor sleeve is fixed on the rotor core through three pin bolts, the three pin bolts on the pair of rotor sleeves are oppositely arranged, three sinking grooves are formed in the surface of any rotor sleeve, the pin bolts are positioned in the sinking grooves and do not protrude out of the surface of the rotor sleeve, the rotor also comprises external threads, the external threads are formed on the head end side wall of any pin bolt, six caps are arranged on the inner wall of any cap, any cap is connected with any pin bolt through the internal threads and the external threads and is attached to the inner wall of the sinking groove, and the pin bolt is covered. According to the utility model, the cover cap is arranged on the outer surface of the pin bolt, and the cover cap is attached to the rotor sleeve, so that the pin bolt can be well covered, the pin bolt is not contacted with materials, dirt is prevented from being accumulated, and the conveying requirement of food-grade materials is met.

Description

Rotor with pin bolts not exposed and rotor pump

Technical Field

The utility model relates to the technical field of rotors, in particular to a rotor with a pin bolt not exposed and a rotor pump.

Background

When carrying some materials with the rotor pump, prevent that the rotor core from contacting with the material, loss rotor core can pass through the fixed rotor cover of dowel bolt on the rotor core, lets the surface of rotor core not contact the material, but the dowel bolt still can expose in the outside, has easy dirty that hides, does not accord with the demand to the transportation of some food grade materials, designs the rotor that a dowel bolt does not expose to this.

Disclosure of Invention

According to the embodiment of the utility model, the rotor with the pin bolts not exposed comprises a rotor core, a pair of rotor sleeves and six pin bolts, wherein the pair of rotor sleeves are symmetrically arranged on two sides of the rotor core, any rotor sleeve is fixed on the rotor core through three pin bolts, the three pin bolts on the pair of rotor sleeves are oppositely arranged, three sinking grooves are formed in the surface of any rotor sleeve, the pin bolts are positioned in the sinking grooves and do not protrude out of the surface of the rotor sleeve, and the rotor comprises:

the external thread is arranged on the side wall of the head end of any pin bolt;

Six caps, wherein the inner wall of any cap is provided with an internal thread, any cap is connected with any pin bolt through the internal thread and the external thread and is attached to the inner wall of the sinking groove to cover the pin bolt.

Further, the cap and the rotor sleeve are the same in material.

Further, the cap and the rotor sleeve are made of tetrafluoro.

Further, the rotor core is provided with three positioning protrusions on two sides, and the rotor sleeve is provided with three positioning grooves, and the positioning protrusions are matched with the positioning grooves in shape.

Further, the positioning boss and the rotor core are integrally formed.

Further, three locating pins are arranged on two sides of the rotor core, three locating holes are formed in the rotor sleeve, and the locating pins are matched with the locating holes in shape.

According to a further embodiment of the present utility model, there is provided a rotor pump comprising a rotor in which the dowel bolts of the previous embodiment are not exposed.

According to the rotor with the pin bolt not exposed, the cover cap is arranged on the outer surface of the pin bolt and is attached to the rotor sleeve, so that the pin bolt can be well covered, the pin bolt is not in contact with materials, dirt is prevented from being accumulated, and the conveying requirement of food-grade materials is met.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the technology claimed.

Drawings

Fig. 1 is a schematic perspective view of a rotor in which a pin bolt is not exposed according to an embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional view of a rotor with a pin bolt not exposed according to an embodiment of the present utility model.

Fig. 3 is an exploded view of a cross-sectional structure of a rotor in which a pin bolt is not exposed according to an embodiment of the present utility model.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, which further illustrate the present utility model.

Firstly, a rotor with non-exposed pin bolts according to an embodiment of the present utility model will be described with reference to fig. 1 to 3, and the rotor is used for being mounted on a rotor pump to carry out material transportation, and has a wide application range.

As shown in fig. 1-3, the rotor with the non-exposed pin bolts comprises a rotor core 1, a pair of rotor sleeves 2 and six pin bolts 3, wherein the rotor sleeves 2 are symmetrically arranged on two sides of the rotor core 1, any rotor sleeve 2 is fixed on the rotor core 1 through the three pin bolts 3, the three pin bolts 3 on the pair of rotor sleeves 2 are oppositely arranged, three sinking grooves 21 are formed in the surface of any rotor sleeve 2, the pin bolts 3 are positioned in the sinking grooves 21 and do not protrude out of the surface of the rotor sleeve 2, and the rotor further comprises external threads 4 and six caps 5. The external thread 4 is arranged on the side wall of the head end of any pin bolt 3, the internal thread 6 is arranged on the inner wall of any cap 5, any cap 5 is connected to any pin bolt 3 through the internal thread 6 and the external thread 4 and is attached to the inner wall of the sinking groove 21, the pin bolt 3 is covered, the pin bolt 3 is well covered, the pin bolt 3 is not contacted with materials, dirt is prevented from being accumulated, and the conveying requirement of food-grade materials is met.

Further, in this embodiment, the material of the cap 5 is the same as that of the rotor sleeve 2, and the material of the cap 5 and the rotor sleeve 2 is a tetrafluoro material, so as to satisfy the use of some special scenes.

Further, as shown in fig. 2 to 3, three positioning protrusions 71 are respectively arranged on two sides of the rotor core 1, three positioning grooves 72 are formed in the rotor sleeve 2, and the positioning protrusions 71 are matched with the positioning grooves 72 in shape and used for improving assembly accuracy during assembly.

Further, in the present embodiment, the positioning boss 71 is integrally formed with the rotor core 1, ensuring structural stability.

Further, as shown in fig. 2-3, three positioning pins 81 are respectively arranged on two sides of the rotor core 1, three positioning holes 82 are formed in the rotor sleeve 2, the positioning pins 81 are matched with the positioning holes 82 in shape, and the assembly accuracy is further improved through secondary positioning.

When the bolt cover is used, the cap 5 is connected to the corresponding bolt 3 through threads, and the bolt 3 can be covered.

As described above, according to the rotor with the pin bolt not exposed, the cover cap 5 is arranged on the outer surface of the pin bolt 3, and the cover cap 5 is attached to the rotor sleeve 2, so that the pin bolt 3 can be well covered, the pin bolt 3 is not contacted with materials, dirt is prevented from being hidden, and the conveying requirement of food-grade materials is met.

The rotor with the pin bolt not exposed is described above with reference to fig. 1 to 3. Further, the present utility model can also be applied to a rotor pump.

According to a further embodiment of the present utility model, there is provided a rotor pump comprising a rotor in which the pin bolts of the previous embodiment are not exposed, the pin bolts 3 are not exposed, dirt is prevented from being accumulated, and the conveying requirements of food-grade materials are met.

It should be noted that in this specification the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising" does not exclude the presence of additional identical elements in a process, method, article, or apparatus that comprises the element.

While the present utility model has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the utility model. Many modifications and substitutions of the present utility model will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the utility model should be limited only by the attached claims.

Claims (7)

1. The rotor with the non-exposed pin bolts comprises a rotor core, a pair of rotor sleeves and six pin bolts, wherein the pair of rotor sleeves are symmetrically arranged on two sides of the rotor core, any one rotor sleeve is fixed on the rotor core through three pin bolts, the three pin bolts on the pair of rotor sleeves are oppositely arranged, three sinking grooves are formed in the surface of any one rotor sleeve, and the pin bolts are positioned in the sinking grooves and do not protrude out of the surface of the rotor sleeve, and the rotor is characterized by further comprising the following components:

The external thread is formed on the head end side wall of any pin bolt;

six caps, any one of which is provided with an internal thread on the inner wall of the cap, and any one of which is connected with any one of the pin bolts through the internal thread and the external thread and is attached to the inner wall of the sinking groove to cover the pin bolts.

2. The rotor of claim 1, wherein the cap is the same material as the rotor sleeve.

3. The rotor of claim 2, wherein the cap and the rotor sleeve are of a tetrafluoro material.

4. The rotor of claim 1, wherein the rotor core is provided with three positioning protrusions on both sides thereof, the rotor sleeve is provided with three positioning grooves, and the positioning protrusions are matched with the positioning grooves in shape.

5. The rotor of claim 4, wherein the locating boss is integrally formed with the rotor core.

6. The rotor of claim 1, wherein the rotor core is provided with three positioning pins on both sides thereof, the rotor sleeve is provided with three positioning holes, and the positioning pins are matched with the positioning holes in shape.

7. A rotor pump comprising a rotor in which the pin bolt of any one of claims 1 to 6 is not exposed.