CN218913502U - Bearing pedestal for screw pump - Google Patents

Abstract

The utility model discloses a bearing seat for a screw pump, which comprises a bearing seat main body, wherein a socket is formed in the bearing seat main body; the rotating shaft is inserted into the socket; the socket inner wall is provided with the extrusion subassembly, and this extrusion subassembly acts on the pivot outer wall for play the effect of pressing from both sides tight restriction to the pivot outer wall, be convenient for install. The beneficial effects of the utility model are as follows: through setting up the pivot in the socket to the extrusion force through the spring strip drives the stripper plate to the middle extrusion, is convenient for press from both sides tight spacing to the pivot outer wall, is convenient for to its bearing effect of pivot, is favorable to improving the stationarity when the pivot is installed, avoids appearing because of the socket inner wall space is great, makes the pivot installation time, receives the phenomenon of gravity effect slope, and the convenience makes the pivot keep comparatively steady position state when the installation, and convenient to use person installs and erects.

Description

Bearing pedestal for screw pump

Technical Field

The utility model relates to a bearing seat assembly for a screw pump, in particular to a bearing seat for the screw pump, and belongs to the technical field of bearing seats for screw pumps.

Background

The screw pump is an air extraction device which uses a pair of screws to perform synchronous high-speed reverse rotation in a pump shell to generate air suction and air discharge effects, and a rotating shaft in the screw pump is erected on a bearing seat.

Chinese patent [ CN206889322U ] discloses a single screw pump bearing frame connection structure, and it is through setting up bearing frame and bearing cap, and the bearing frame is connected with the bearing cap, be equipped with the bearing in the bearing frame, be equipped with the pivot in the bearing, the bearing frame is embedded to have two damping groups, and damping group is connected with the bearing, be equipped with supplementary damping ring in the bearing frame, the position of supplementary damping ring corresponds with the position of bearing, and it has rational in infrastructure stable, functional practicality, shock attenuation effectual, guarantees bearing and bearing frame's life's advantage effectively, but this patent still has following defect in the practical application process:

in prior art's use, its pivot setting has certain space in the bearing frame main part between its bearing frame main part and the pivot, is difficult to carry the pivot, and the pivot is at the connection in-process, receives gravity action to one side slope easily, influences the connection operation, inconvenient user's installation, consequently, proposes a bearing frame that screw pump was used in order to solve above-mentioned problem.

Disclosure of Invention

The utility model realizes the above purpose through the following technical scheme, a bearing seat for a screw pump, comprising:

the bearing seat main body is provided with a socket;

the rotating shaft is inserted into the socket;

the inner wall of the socket is provided with an extrusion assembly which acts on the outer wall of the rotating shaft and is used for clamping and limiting the outer wall of the rotating shaft, so that the installation is facilitated;

the extrusion subassembly includes go-between, spread box, connecting block, stripper plate and spring strip, the go-between sets up in the socket inner wall, and spread box fixed mounting is at the go-between inner wall, the spread box has been seted up to the spread box inside, spring strip is installed to spread box inner chamber left wall, the movable block is installed to the spring strip other end, and movable block fixed mounting is at the connecting block outer wall, the connecting block right-hand member passes spread box right extension and fixed mounting and has the stripper plate, and the stripper plate cup joints on the pivot outer wall.

Preferably, the inner wall of the socket is provided with an annular groove, the outer wall of the connecting ring is rotationally connected with a roller, and the outer wall of the roller is movably clamped in the annular groove.

Preferably, the front wall of the connecting box is provided with a moving groove, the front end of the connecting block is fixedly provided with a sliding block, and the front end of the sliding block penetrates through the moving groove to extend forwards and fixedly provided with a rectangular plate.

Preferably, the front end of the rectangular plate is rotationally connected with a pull ring, the front wall of the connecting box is fixedly provided with a fixing rod, and the pull ring is sleeved on the fixing rod.

Preferably, the rubber pad is fixedly adhered to the inner wall of the extrusion plate, and the rubber pad is sleeved on the outer wall of the rotating shaft.

The beneficial effects of the utility model are as follows:

1. this bearing frame that screw pump was used through setting up bearing frame main part, socket, pivot, go-between, the spread box, stripper plate and spring strip's relation of connection for through setting up the pivot in the socket, and drive the stripper plate through the extrusion force of spring strip to middle extrusion, be convenient for press from both sides tight spacing to the pivot outer wall, be convenient for to its bearing effect of pivot, be favorable to improving the stationarity when pivot installation, avoid appearing because of socket inner wall space is great, when making the pivot installation, receive the phenomenon of gravity effect slope, the convenience makes the pivot keep comparatively steady position state when the installation, the user's of facilitating the use installation erects.

2. This bearing frame that screw pump was used, through setting up rectangular plate, pull ring, joint box, dead lever, cup joint on the dead lever through the pull ring for the position of restriction rectangular plate makes the stripper plate keep the position in the outside, and the person of facilitating the use places the pivot into in the socket.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a connecting ring structure according to the present utility model;

FIG. 3 is a schematic view of the inner cavity structure of the connecting box of the present utility model;

FIG. 4 is a schematic view of a tab construction of the present utility model.

In the figure: 1. a bearing housing main body; 101. a socket; 102. an annular groove; 2. a rotating shaft; 3. a connecting ring; 301. a roller; 4. a connection box; 401. a connecting groove; 402. a moving block; 403. a connecting block; 404. an extrusion plate; 405. a rubber pad; 406. a spring bar; 407. a sliding block; 408. a rectangular plate; 409. a pull ring; 410. a moving groove; 411. and a fixing rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model discloses a bearing seat for a screw pump, which is shown in figures 1-4 and comprises the following components:

the bearing seat comprises a bearing seat body 1, wherein a socket 101 is formed in the bearing seat body 1;

the rotating shaft 2 is inserted into the socket 101;

the inner wall of the socket 101 is provided with an extrusion component which acts on the outer wall of the rotating shaft 2 and is used for playing a clamping limiting role on the outer wall of the rotating shaft 2 so as to be convenient for installation;

the extrusion subassembly includes go-between 3, the spread box 4, the connecting block 403, stripper plate 404 and spring strip 406, go-between 3 sets up in the jack 101 inner wall, and spread box 4 fixed mounting is at the 3 inner wall of go-between, spread box 4 inside has seted up spread groove 401, spring strip 406 is installed to spread groove 401 inner chamber left wall, movable block 402 is installed to the spring strip 406 other end, and movable block 402 fixed mounting is at the connecting block 403 outer wall, the connecting block 403 right-hand member passes spread box 4 and extends right and fixed mounting has stripper plate 404, and stripper plate 404 cup joints on pivot 2 outer wall, the extrusion subassembly is provided with the multiunit, further improve the support and the spacing to pivot 2.

According to the figure 2, the inner wall of the socket 101 is provided with an annular groove 102, the outer wall of the connecting ring 3 is rotationally connected with a roller 301, and the outer wall of the roller 301 is movably clamped in the annular groove 102, so that the rotating shaft 2 can freely rotate, and the operation of equipment is facilitated.

According to fig. 3 and 4, the front wall of the connection box 4 is provided with a moving slot 410, the front end of the connection block 403 is fixedly provided with a sliding block 407, the front end of the sliding block 407 passes through the moving slot 410 and is fixedly provided with a rectangular plate 408 in a forward extending manner, the action point of the connection block 403 is extended, a user can drive the connection block 403 to move by controlling the rectangular plate 408, and the moving direction and the moving range of the connection block 403 are conveniently controlled.

According to fig. 4, the front end of the rectangular plate 408 is rotatably connected with a pull ring 409, the front wall of the connection box 4 is fixedly provided with a fixing rod 411, and the pull ring 409 is sleeved on the fixing rod 411 for limiting the position of the rectangular plate 408, so that the extruding plate 404 keeps the outer position, and a user can conveniently place the rotating shaft 2 into the socket 101.

According to the illustration in fig. 3, the rubber pad 405 is fixedly adhered to the inner wall of the extrusion plate 404, and the rubber pad 405 is sleeved on the outer wall of the rotating shaft 2, so that the friction between the extrusion plate 404 and the outer wall of the rotating shaft 2 is improved, and the damping effect is further achieved.

Working principle: when the utility model is used, a user can pull the pull ring 409 leftwards to drive the rectangular plate 408 to leftwards, drive the sliding block 407 to leftwards through the leftwards moved rectangular plate 408 to drive the sliding block 407 to leftwards, drive the connecting block 403 to leftwards move, drive the extruding plate 404 to leftwards through the leftwards moved connecting block 403, at the moment, the position of the pull ring 409 is limited by sleeving the pull ring 409 on the fixing rod 411, so that the extruding plate 404 is kept at the position, the extruding plates 404 at other positions can be operated in the same way, the passable space in the socket 101 is improved, the left end of the rotating shaft 2 is conveniently installed into the bearing seat main body 1,

after the rotating shaft 2 is placed, a user can take down the pull ring 409 from the fixed rod 411, push the moving block 402 rightwards through the pushing force of the spring strip 406, so that the moving block 402 moving rightwards drives the connecting block 403 to move rightwards, the connecting block 403 moving rightwards drives the extruding plate 404 to move rightwards, the extruding plate 404 moving rightwards drives the rubber pad 405 to move rightwards, the rubber pad 405 is extruded and clamped on the outer wall of the rotating shaft 2, the rotating shaft 2 is convenient to clamp and limit, the stability of the rotating shaft 2 during installation is improved, the phenomenon that the rotating shaft 2 is inclined under the action of gravity during installation due to larger space of the inner wall of the socket 101 is avoided, the rotating shaft 2 is kept in a stable position during installation, and the installation and erection of the user are facilitated.

For the person skilled in the art, through setting up bearing frame main part 1, socket 101, pivot 2, go-between 3, the connection box 4, stripper plate 404 and spring strip 406's relation of connection for through setting up pivot 2 in socket 101, and drive stripper plate 404 through the extrusion force of spring strip 406 and extrude to the centre, be convenient for press from both sides tight spacing to pivot 2 outer wall, be convenient for to its bearing effect of pivot 2, be favorable to improving the stationarity when pivot 2 installs, avoid appearing because of socket 101 inner wall space is great, when making pivot 2 install, receive the phenomenon of gravity action slope, the convenience makes pivot 2 keep comparatively steady position state when the installation, the user's of facilitating the use installation erects.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (5)

1. A bearing housing for a screw pump, comprising:

the bearing seat comprises a bearing seat main body (1), wherein a socket (101) is formed in the bearing seat main body (1);

the rotating shaft (2) is inserted into the socket (101);

the method is characterized in that: the inner wall of the socket (101) is provided with an extrusion assembly which acts on the outer wall of the rotating shaft (2) and is used for clamping and limiting the outer wall of the rotating shaft (2) so as to be convenient for installation;

the extrusion assembly comprises a connecting ring (3), a connecting box (4), a connecting block (403), an extrusion plate (404) and a spring strip (406), wherein the connecting ring (3) is arranged in the inner wall of the socket (101), the connecting box (4) is fixedly installed on the inner wall of the connecting ring (3), a connecting groove (401) is formed in the connecting box (4), the spring strip (406) is installed on the left wall of an inner cavity of the connecting groove (401), the movable block (402) is installed at the other end of the spring strip (406), the movable block (402) is fixedly installed on the outer wall of the connecting block (403), the right end of the connecting block (403) penetrates through the connecting box (4) to extend rightwards and fixedly install the extrusion plate (404), and the extrusion plate (404) is sleeved on the outer wall of the rotating shaft (2).

2. A bearing housing for a screw pump according to claim 1, wherein: an annular groove (102) is formed in the inner wall of the socket (101), a roller (301) is rotatably connected to the outer wall of the connecting ring (3), and the outer wall of the roller (301) is movably clamped in the annular groove (102).

3. A bearing housing for a screw pump according to claim 1, wherein: the front wall of the connecting box (4) is provided with a moving groove (410), the front end of the connecting block (403) is fixedly provided with a sliding block (407), and the front end of the sliding block (407) passes through the moving groove (410) to extend forwards and fixedly provided with a rectangular plate (408).

4. A housing for a screw pump according to claim 3, wherein: the front end of the rectangular plate (408) is rotatably connected with a pull ring (409), a fixed rod (411) is fixedly arranged on the front wall of the connecting box (4), and the pull ring (409) is sleeved on the fixed rod (411).

5. A bearing housing for a screw pump according to claim 1, wherein: the inner wall of the extrusion plate (404) is fixedly adhered with a rubber pad (405), and the rubber pad (405) is sleeved on the outer wall of the rotating shaft (2).

Images