CN213235430U

CN213235430U - Screw pump stator convenient to quick assembly disassembly

Info

Publication number: CN213235430U
Application number: CN202021921078.4U
Authority: CN
Inventors: 张骏; 雷亮
Original assignee: Wuhan Huaqun Xingwei Technology Co ltd
Current assignee: Wuhan Huaqun Xingwei Technology Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-05-18
Anticipated expiration: 2030-09-04

Abstract

The utility model provides a screw pump stator convenient to quick assembly disassembly belongs to screw pump stator technical field. This screw pump stator convenient to quick assembly disassembly includes ejection of compact subassembly, cavity subassembly and drive assembly. The discharging assembly comprises a discharging pipe and a first annular plate, the first annular plate is fixed to the outer surface of one end of the discharging pipe, the cavity assembly comprises a stator body and a limiting part, one end of the stator body is connected with one end of the discharging pipe in an inserting mode, a clamping plate is connected to the inside of the fixing frame in a rotating mode, a rotating portion is fixed to the other end of the threaded rod, the limiting part is fixed to the bottom of the threaded sleeve, the third annular plate is fixed to the outer surface of one end of the transmission shell, and the feeding part is communicated and fixed to the top surface of the transmission shell. The utility model discloses carrying out the in-process of dismouting to the screw pump stator, can reducing and dismantle the trouble that screw rod and nut brought repeatedly, make the dismouting more simple and convenient.

Description

Screw pump stator convenient to quick assembly disassembly

Technical Field

The utility model relates to a screw pump stator field particularly, relates to screw pump stator convenient to quick assembly disassembly.

Background

The screw pump stator is an important part easy to damage in the screw pump, and the accuracy of a tooth profile curve of the stator and the correctness of material selection must be considered during design and development, so that the service life of the stator is directly determined.

At present, the screw cap and the screw rod need to be repeatedly disassembled when the screw rod pump stator is disassembled and assembled, and the disassembly and the assembly are troublesome, time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a screw pump stator convenient to quick assembly disassembly aims at improving screw pump stator, relatively more troublesome problem when dismantling and installing.

The utility model discloses a realize like this:

the utility model provides a screw pump stator convenient to quick assembly disassembly, including ejection of compact subassembly, cavity subassembly and drive assembly.

The discharging assembly comprises a discharging pipe and a first annular plate, the first annular plate is fixed on the outer surface of one end of the discharging pipe, the cavity assembly comprises a stator body, a second annular plate and a limiting piece, one end of the stator body is inserted into one end of the discharging pipe, the second annular plate is fixed on the outer surfaces of two ends of the stator body, a threaded rod penetrates through the second annular plate in a rotating mode, a threaded sleeve is screwed on the outer surface of the threaded rod, a fixing frame is fixed at the end portion of the threaded sleeve, a clamping plate is connected to the fixing frame in a rotating mode and clamped on the surface of the first annular plate, a rotating portion is fixed at the other end of the threaded rod, the limiting piece is fixed at the bottom of the threaded sleeve, the transmission assembly comprises a transmission shell, a third annular plate and a feeding piece, and the other end of the stator body is inserted into one end of the transmission shell, the third annular plate is fixed the one end surface of transmission housing, the joint integrated circuit board is in the surface of third annular plate, the feeding piece intercommunication is fixed the top surface of transmission housing.

In an embodiment of the present invention, the other end of the discharging pipe is fixed with a first connecting plate, and the inside of the first connecting plate is circumferentially provided with a through hole.

In an embodiment of the present invention, the discharge pipe and the bottom of the transmission housing are fixed with a bracket.

The utility model discloses an in one embodiment, the inside rotation of stator body is connected with the rotor, the inside of stator body seted up with rotor assorted first recess.

The utility model discloses an in an embodiment, first draw-in groove has all been seted up at the both ends of stator body, the discharging pipe with the tip internal surface of transmission housing seted up with first draw-in groove assorted second draw-in groove, first draw-in groove with be provided with sealed the pad between the second draw-in groove.

The utility model discloses an in one embodiment, the end fixing of joint board has the fixture block, first annular slab with the surface of third annular slab all seted up with fixture block assorted second recess, the fixture block joint is in the inside of second recess.

The utility model discloses an in one embodiment, the locating part includes fixed block, gag lever post and stopper, the fixed block is fixed the bottom of thread bush, the gag lever post is fixed one side of fixed block, the gag lever post slide run through in the second annular plate, the stopper is fixed at the tip of su searching the gag lever post.

In an embodiment of the present invention, the transmission housing has a connecting shaft mounted therein, and an end of the connecting shaft is fixedly connected to the rotor.

In an embodiment of the present invention, a second connecting plate is fixed to the other end of the transmission housing, and a through hole is formed inside the second connecting plate.

The utility model discloses an in one embodiment, the feeding piece includes inlet pipe and third connecting plate, the inlet pipe intercommunication is fixed transmission housing's top surface, the third connecting plate is fixed the tip of inlet pipe, the connecting hole has been seted up to the inside of third connecting plate.

The utility model has the advantages that: the utility model discloses a screw pump stator convenient to quick assembly disassembly that above-mentioned design obtained, during the use, with the tip of stator body both ends difference joint at discharging pipe and transmission housing, then rotate the joint board, the tip fixture block joint that makes the joint board is in the second recess on first annular plate and third annular plate surface, at this moment through rotating the threaded rod, make the thread bush remove on the surface of threaded rod, thereby fix the stator body between discharging pipe and transmission housing, reverse rotation threaded rod makes the tip of joint board keep away from first annular plate and third annular plate and just can dismantle the stator body, like this at the in-process that carries out the dismouting to screw pump stator, can reduce the trouble that dismantlement screw rod and nut brought repeatedly, make the dismouting simple and convenient more.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of a first view angle structure of a screw pump stator convenient for quick assembly and disassembly according to an embodiment of the present invention;

fig. 2 is a schematic view of a second view angle structure of the screw pump stator convenient for quick assembly and disassembly according to the embodiment of the present invention;

FIG. 3 is a schematic view of a cross-sectional structure of a screw pump stator convenient for quick assembly and disassembly according to an embodiment of the present invention;

FIG. 4 is an enlarged view of the point A in FIG. 3 according to the present invention;

fig. 5 is a schematic view of the screw pump stator thread bush three-dimensional structure convenient for quick assembly and disassembly provided by the embodiment of the utility model.

In the figure: 100-a discharge assembly; 110-a discharge pipe; 120-a first annular plate; 130-a first connection plate; 140-a scaffold; 200-a chamber body assembly; 210-a stator body; 211-a rotor; 212-a first groove; 213-a first card slot; 220-a second annular plate; 221-threaded rod; 2211-rotating part; 222-a threaded sleeve; 223-a fixing frame; 224-a snap plate; 2241-a fixture block; 230-a stop; 231-a fixed block; 232-a limiting rod; 233-a limiting block; 300-a transmission assembly; 310-a transmission housing; 311-connecting shaft; 312-a second card slot; 320-a third annular plate; 321-a second groove; 330-a second connecting plate; 340-a feeding member; 341-feeding pipe; 342-a third connecting plate.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: screw pump stator convenient to quick assembly disassembly, including ejection of compact subassembly 100, cavity subassembly 200 and drive assembly 300.

The chamber body assembly 200 is installed between the discharging assembly 100 and the driving assembly 300, which facilitates the disassembly and assembly of the chamber body assembly 200.

Referring to FIGS. 1-4, tapping assembly 100 includes a tapping pipe 110 and a first annular plate 120, the first annular plate 120 being secured to an outer surface of one end of the tapping pipe 110; the other end of the discharge pipe 110 is fixed with a first connecting plate 130, through holes are circumferentially formed in the first connecting plate 130, and the first connecting plate 130 and the through holes can be conveniently connected with external devices for discharging materials; the support 140 is fixed at the bottom of the discharge pipe 110 and the transmission shell 310, and the support 140 can be conveniently supported and can be conveniently installed and connected.

Referring to fig. 1 to 5, the chamber assembly 200 includes a stator body 210, a second annular plate 220 and a stopper 230, wherein one end of the stator body 210 is inserted into one end of the discharge pipe 110, the second annular plate 220 is fixed on outer surfaces of two ends of the stator body 210, a threaded rod 221 is rotatably inserted through an inner portion of the second annular plate 220, here, a bearing is interference-coupled to a surface of the threaded rod 221, the bearing is embedded in an inner portion of the second annular plate 220, so that the threaded rod 221 can be conveniently rotated, the threaded sleeve 222 is screwed on the outer surface of the threaded rod 221, the end part of the threaded sleeve 222 is fixed with the fixed frame 223, the inside of the fixed frame 223 is rotatably connected with the clamping plate 224, the clamping plate 224 is clamped on the surface of the first annular plate 120, the other end of the threaded rod 221 is fixed with the rotating part 2211, here, the rotating portion 2211 is a hexagonal prism, so that the rotating portion 2211 can be conveniently driven to rotate by a wrench, and the limiting member 230 is fixed at the bottom of the threaded sleeve 222.

The rotor 211 is rotatably connected to the inside of the stator body 210, and a first groove 212 matched with the rotor 211 is formed in the stator body 210; the two ends of the stator body 210 are both provided with first clamping grooves 213, the inner surfaces of the end parts of the discharge pipe 110 and the transmission shell 310 are provided with second clamping grooves 312 matched with the first clamping grooves 213, a sealing gasket is arranged between the first clamping grooves 213 and the second clamping grooves 312, and the first clamping grooves 213 and the second clamping grooves 312 are arranged through holes, so that the stator body 210 can be conveniently limited and can be conveniently installed; the end of the clamping plate 224 is fixed with a clamping block 2241, the surfaces of the first annular plate 120 and the third annular plate 320 are both provided with a second groove 321 matched with the clamping block 2241, the clamping block 2241 is clamped in the second groove 321, and the arrangement of the clamping block 2241 and the second groove 321 can increase the friction force between the clamping plate 224 and the surfaces of the first annular plate 120 and the third annular plate 320, so that the clamping is more stable.

The limiting piece 230 comprises a fixing block 231, a limiting rod 232 and a limiting block 233, the fixing block 231 is fixed at the bottom of the threaded sleeve 222, the limiting rod 232 is fixed at one side of the fixing block 231, the limiting rod 232 penetrates through the second annular plate 220 in a sliding mode, the limiting block 233 is fixed at the end portion of the Su search limiting rod 232, and the threaded sleeve 222 can be more stable in the stretching process through the arrangement of the fixing block 231, the limiting rod 232 and the limiting block 233.

Referring to fig. 1-4, the driving assembly 300 includes a driving housing 310, a third annular plate 320, and a feeding member 340, wherein the other end of the stator body 210 is inserted into one end of the driving housing 310, the third annular plate 320 is fixed on an outer surface of one end of the driving housing 310, the clamping plate 224 is clamped on a surface of the third annular plate 320, and the feeding member 340 is fixed on a top surface of the driving housing 310; a connecting shaft 311 is arranged in the transmission shell 310, and the end of the connecting shaft 311 is fixedly connected with the rotor 211; the second connecting plate 330 is fixed at the other end of the transmission housing 310, a through hole is formed in the second connecting plate 330, and the second connecting plate 330 and the through hole can be conveniently connected with an external driving motor.

The feeding member 340 comprises a feeding pipe 341 and a third connecting plate 342, the feeding pipe 341 is communicated and fixed on the top surface of the transmission housing 310, the third connecting plate 342 is fixed on the end portion of the feeding pipe 341, a connecting hole is formed in the third connecting plate 342, and the feeding pipe 341, the third connecting plate 342 and the connecting hole are arranged so as to be conveniently connected with an external material conveying device through a bolt and a nut.

Specifically, this be convenient for quick assembly disassembly's screw pump stator's theory of operation: when the stator is used, the first clamping grooves 213 at the two ends of the stator body 210 are respectively clamped in the second clamping grooves 312 at the end parts of the discharge pipe 110 and the transmission shell 310, then the clamping plate 224 is rotated, so that the end part clamping blocks 2241 of the clamping plate 224 are clamped in the second grooves 321 on the surfaces of the first annular plate 120 and the third annular plate 320, at this time, the rotating part 2211 drives the threaded rod 221 to rotate, the threaded sleeve 222 moves on the surface of the threaded rod 221, the stator body 210 is fixed between the discharge pipe 110 and the transmission shell 310, the threaded rod 221 is rotated reversely, so that the end part of the clamping plate 224 is far away from the first annular plate 120 and the third annular plate 320, and the stator body 210 can be disassembled, therefore, in the process of disassembling and assembling a screw pump stator, the trouble caused by repeated disassembling of a screw rod and a screw cap can be reduced, and the disassembling and assembling are simpler.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A screw pump stator convenient for quick assembly and disassembly is characterized by comprising

The discharge assembly (100), the discharge assembly (100) comprises a discharge pipe (110) and a first annular plate (120), and the first annular plate (120) is fixed on the outer surface of one end of the discharge pipe (110);

the cavity assembly (200), the cavity assembly (200) comprises a stator body (210), a second annular plate (220) and a limiting piece (230), one end of the stator body (210) is inserted into one end of the discharge pipe (110), the second annular plates (220) are fixed on the outer surfaces of both ends of the stator body (210), the inner part of the second annular plate (220) is rotatably penetrated with a threaded rod (221), the outer surface of the threaded rod (221) is screwed with a threaded sleeve (222), the end part of the threaded sleeve (222) is fixed with a fixed frame (223), a clamping plate (224) is rotatably connected inside the fixed frame (223), the clamping plate (224) is clamped on the surface of the first annular plate (120), a rotating part (2211) is fixed at the other end of the threaded rod (221), and the limiting piece (230) is fixed at the bottom of the threaded sleeve (222);

the transmission assembly (300) comprises a transmission shell (310), a third annular plate (320) and a feeding piece (340), the other end of the stator body (210) is inserted into one end of the transmission shell (310), the third annular plate (320) is fixed on the outer surface of one end of the transmission shell (310), the clamping plate (224) is clamped on the surface of the third annular plate (320), and the feeding piece (340) is communicated and fixed on the top surface of the transmission shell (310).

2. A screw pump stator convenient for quick assembly and disassembly according to claim 1, wherein a first connecting plate (130) is fixed at the other end of the discharge pipe (110), and a through hole is circumferentially formed in the first connecting plate (130).

3. Screw pump stator according to claim 1, characterised in that a support (140) is fixed to the bottom of both the tapping pipe (110) and the transmission housing (310).

4. A screw pump stator convenient for quick assembly and disassembly according to claim 1, wherein the inside of the stator body (210) is rotatably connected with a rotor (211), and the inside of the stator body (210) is provided with a first groove (212) matched with the rotor (211).

5. A screw pump stator convenient for quick assembly and disassembly according to claim 1, wherein both ends of the stator body (210) are provided with first clamping grooves (213), the inner surfaces of the end parts of the discharge pipe (110) and the transmission housing (310) are provided with second clamping grooves (312) matched with the first clamping grooves (213), and a sealing gasket is arranged between the first clamping grooves (213) and the second clamping grooves (312).

6. The screw pump stator convenient for quick assembly and disassembly of claim 1, wherein a fixture block (2241) is fixed at an end of the clamping plate (224), second grooves (321) matched with the fixture block (2241) are formed in the surfaces of the first annular plate (120) and the third annular plate (320), and the fixture block (2241) is clamped inside the second groove (321).

7. The screw pump stator convenient for quick assembly and disassembly as claimed in claim 1, wherein the limiting member (230) comprises a fixing block (231), a limiting rod (232) and a limiting block (233), the fixing block (231) is fixed at the bottom of the thread bush (222), the limiting rod (232) is fixed at one side of the fixing block (231), the limiting rod (232) is slidably penetrated through the second annular plate (220), and the limiting block (233) is fixed at the end of the suxuan limiting rod (232).

8. A screw pump stator facilitating quick assembly and disassembly according to claim 4, wherein a connecting shaft (311) is installed inside the transmission housing (310), and an end of the connecting shaft (311) is fixedly connected with the rotor (211).

9. A screw pump stator convenient for quick assembly and disassembly according to claim 1, wherein a second connecting plate (330) is fixed at the other end of the transmission housing (310), and a through hole is formed in the second connecting plate (330).

10. The screw pump stator facilitating quick assembly and disassembly as claimed in claim 1, wherein the feeding member (340) comprises a feeding pipe (341) and a third connecting plate (342), the feeding pipe (341) is fixed on the top surface of the transmission housing (310) in a communicating manner, the third connecting plate (342) is fixed on the end of the feeding pipe (341), and a connecting hole is formed in the third connecting plate (342).