CN219529305U

CN219529305U - Screw vacuum pump

Info

Publication number: CN219529305U
Application number: CN202320647341.2U
Authority: CN
Inventors: 董振国
Original assignee: Shandong Woshima Vacuum Equipment Technology Co ltd
Current assignee: Shandong Woshima Vacuum Equipment Technology Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-08-15
Anticipated expiration: 2033-03-29

Abstract

The utility model discloses a screw vacuum pump, which comprises a screw vacuum pump body, wherein one side of the bottom of the screw vacuum pump body is fixedly provided with a side support plate, a top bolt penetrates through a track window, the track window is arranged at the top of a side stabilizing plate, a substrate is fixedly welded on the side wall of the screw vacuum pump body above the side support plate, the bottom surface of the substrate is fixedly provided with a reinforcing rib plate, the reinforcing rib plate is provided with a limit groove, the inner wall of the limit groove is attached to the bottom end of a support threaded rod, the bottom end of the support threaded rod is provided with a locking nut, the top end of the support threaded rod is fixedly connected with the bottom end of a cooling water tank, and the cooling water tank is attached to the bottom of the screw vacuum pump body. This screw vacuum pump adopts novel structural design, can carry out high-efficient heat dissipation to driving motor part, makes screw vacuum pump can continuous operation for a long time to bottom sprag structure and ground area of contact are great, can guarantee the whole stable work of screw vacuum pump.

Description

Screw vacuum pump

Technical Field

The utility model relates to the technical field of vacuum pumps, in particular to a screw vacuum pump.

Background

The screw vacuum pump is a common vacuum pump, is an air extraction device which utilizes the suction and exhaust effects generated by the synchronous high-speed reverse rotation of a pair of screws in a pump shell, is a newer product of an oil seal vacuum pump, can extract gas occasions containing a large amount of water vapor and a small amount of dust, and is widely applied to the fields of enterprises with high requirements on clean vacuum, such as domestic pharmacy, chemical industry, semiconductors and the like.

Along with the continuous use of screw vacuum pump, find in the actual working process of screw vacuum pump that current screw vacuum pump is at continuous operation, driving motor part only relies on the shell to dispel the heat, and radiating efficiency is low, leads to the unable continuous operation of screw vacuum pump for a long time, and bottom sprag structure and ground area of contact are less, when the work produces vibrations, screw vacuum pump overall stability is not enough. It is necessary to design a screw vacuum pump against the above problems.

Disclosure of Invention

The utility model aims to provide a screw vacuum pump, which solves the problems that in the prior art, when the screw vacuum pump works continuously, a driving motor part only depends on a shell to dissipate heat, the heat dissipation efficiency is low, the screw vacuum pump cannot work continuously for a long time, the contact area between a bottom supporting structure and the ground is small, and the overall stability of the screw vacuum pump is insufficient when vibration is generated during work.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a screw vacuum pump, includes the screw vacuum pump body, screw vacuum pump body bottom one side fixed mounting has the side support board, and screw vacuum pump body bottom opposite side is fixed with the mounting panel to mounting panel and horizontal groove inner wall laminating, the horizontal groove is seted up in side stabilizer side, and side stabilizer bottom fixed mounting has the blotter, the fixed welded fastening of mounting panel top surface has a roof bolt, and installs the top nut on the roof bolt top, the roof bolt runs through the track window, and the track window is seted up at side stabilizer top, welded fastening has the base plate on the screw vacuum pump body lateral wall of side support board top, and base plate bottom surface fixed mounting has deep floor to the spacing groove has been seted up on the deep floor, spacing inslot wall is laminated with the support threaded rod bottom, and supports threaded rod bottom and install locking nut, and support threaded rod top and coolant tank bottom connection are fixed, coolant tank and screw vacuum pump body bottom laminating.

Preferably, the mounting plate is in sliding connection with the horizontal groove, and the tail end of the top surface of the mounting plate is vertically provided with a top bolt.

Preferably, the top bolt is in sliding connection with the track window, the top bolt and the track window are symmetrically distributed about the center of the side stabilizing plate, and the top view shape of the side stabilizing plate is .

Preferably, the supporting threaded rod is symmetrically distributed about the cooling water tank, the supporting threaded rod is in sliding connection with the limiting groove, and locking nuts are symmetrically arranged at the bottom end of the supporting threaded rod about the substrate.

Preferably, the side view of the cooling water tank is C-shaped, and the center of the cooling water tank and the center of the supporting threaded rod are positioned on the same vertical plane.

Preferably, a water inlet pipe penetrates through and is fixed on one side of the top of the cooling water tank, and a water outlet pipe penetrates through and is arranged at the center of the bottom of the cooling water tank.

Compared with the prior art, the utility model has the beneficial effects that: the screw vacuum pump adopts a novel structural design, can perform high-efficiency heat dissipation on the driving motor part, enables the screw vacuum pump to continuously work for a long time, has a large contact area between the bottom supporting structure and the ground, and can ensure that the screw vacuum pump integrally and stably works;

1. the screw vacuum pump body can be stably positioned and supported from the bottom through the mutual cooperation of the side supporting plate, the mounting plate, the horizontal groove, the side stabilizing plate, the buffer cushion, the top bolt, the top nut and the track window, so that the stability of the screw vacuum pump body during operation is ensured;

2. through base plate, deep floor, spacing groove, support threaded rod, locking nut, coolant tank, inlet tube and drain pipe work of mutually supporting, can carry out high-efficient heat dissipation to the driving motor part of screw vacuum pump body, guarantee that screw vacuum pump body can continuous operation for a long time.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 3 is a schematic top view of a side stabilizer and a base plate of the present utility model;

FIG. 4 is a schematic side sectional view of a base plate and cooling water tank of the present utility model.

In the figure: 1. a screw vacuum pump body; 2. a side support plate; 3. a mounting plate; 4. a horizontal slot; 5. a side stabilizer plate; 6. a cushion pad; 7. a top bolt; 8. a top nut; 9. a track window; 10. a substrate; 11. reinforcing rib plates; 12. a limit groove; 13. supporting a threaded rod; 14. a lock nut; 15. a cooling water tank; 16. a water inlet pipe; 17. and (5) a water drain pipe.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a screw vacuum pump, including screw vacuum pump body 1, side backing plate 2, mounting panel 3, horizontal groove 4, side stabilizer 5, blotter 6, roof bolt 7, roof nut 8, track window 9, base plate 10, deep floor 11, spacing groove 12, support threaded rod 13, lock nut 14, coolant tank 15, inlet tube 16 and drain pipe 17, screw vacuum pump body 1 bottom one side fixed mounting has side backing plate 2, and screw vacuum pump body 1 bottom opposite side is fixed with mounting panel 3, and mounting panel 3 and horizontal groove 4 inner wall laminating, horizontal groove 4 is offered in side stabilizer 5 side, and side stabilizer 5 bottom fixed mounting has blotter 6, mounting panel 3 top surface fixed welding is fixed with roof bolt 7, and roof nut 8 is installed on roof bolt 7 top, track window 9 runs through, and track window 9 is offered at side stabilizer 5 top, the welding is fixed with base plate 10 on the side wall of side backing plate 2 top, and base plate 10 bottom fixed mounting has deep floor 11, and spacing groove 12 has been offered on deep floor 11, spacing groove 12 inner wall and support 13 laminating, and support threaded rod 13 bottom fixed mounting 13, and support threaded rod 15 bottom fixed connection with coolant tank 15 bottom fixed connection vacuum pump body.

The mounting panel 3 and the horizontal groove 4 of this example are sliding connection, and mounting panel 3 top surface end is provided with top bolt 7 perpendicularly, and foretell structural design makes side stabilizer 5 can take horizontal groove 4 to carry out horizontal relative slip with mounting panel 3, and cooperates top bolt 7, can guarantee the stability of side stabilizer 5.

The top bolt 7 is in sliding connection with the track window 9, the top bolt 7 and the track window 9 are symmetrically distributed about the center of the side stabilizing plate 5, the overlooking shape of the side stabilizing plate 5 is , the side stabilizing plate 5 can relatively slide with the top bolt 7 along with the track window 9 through the structural design, the stability of the side stabilizing plate 5 is ensured, and the side stabilizing plate 5 can support and position the screw vacuum pump body 1 by being matched with the side supporting plate 2.

The supporting threaded rod 13 is symmetrically distributed about the cooling water tank 15, the supporting threaded rod 13 is in sliding connection with the limiting groove 12, locking nuts 14 are symmetrically arranged at the bottom end of the supporting threaded rod 13 about the substrate 10, and the supporting threaded rod 13 can carry the cooling water tank 15 along the limiting groove 12 to conveniently adjust the horizontal installation position and the vertical installation height through the structural design.

The side view shape of the cooling water tank 15 is C-shaped, the center of the cooling water tank 15 and the center of the supporting threaded rod 13 are located on the same vertical plane, the structural design ensures that the supporting threaded rod 13 can stably support the cooling water tank 15, and the cooling water tank 15 can efficiently dissipate heat with the driving motor part of the screw vacuum pump body 1, so that the screw vacuum pump body 1 can work stably for a long time.

The water inlet pipe 16 is fixedly penetrated through one side of the top of the cooling water tank 15, the water outlet pipe 17 is fixedly penetrated through the center of the bottom of the cooling water tank 15, and the cooling water in the cooling water tank 15 can flow rapidly due to the structural design, so that the cooling effect is ensured.

Working principle: when the device is used, the screw vacuum pump body 1 is transferred to a station, then the top nut 8 in the figure 2 is screwed upwards, the side stabilizing plate 5 is horizontally pulled away from the screw vacuum pump body 1, the side stabilizing plate 5 carries the horizontal groove 4 to slide relative to the mounting plate 3, the top bolt 7 arranged at the tail end of the top surface of the mounting plate 3 also slides relative to the track window 9 until the position of the side stabilizing plate 5 is proper, the side stabilizing plate 5 is stopped to be pulled, the top nut 8 is screwed downwards, the side stabilizing plate 5 is extruded by the top nut 8 to extrude and fix the mounting plate 3, and the side supporting plate 2 is matched to stably support and position the screw vacuum pump body 1;

subsequently, the locking nuts 14 which are symmetrically distributed up and down on the substrate 10 in fig. 2 are rotated away from the substrate 10, the cooling water tank 15 is pushed to horizontally move and vertically move, the cooling water tank 15 is stably displaced and adjusted along the limit groove 12 along with the supporting threaded rod 13 at the bottom until the inner side surface of the cooling water tank 15 is tightly attached to the driving motor part of the screw vacuum pump body 1, the symmetrically distributed locking nuts 14 are rotated and extruded on the substrate 10, the position of the cooling water tank 15 is fixed, cooling water is introduced into the cooling water tank 15 through the water inlet pipe 16, the cooling water is discharged through the water outlet pipe 17, the cooling water is ensured to rapidly flow in the cooling water tank 15, the cooling water tank 15 can efficiently dissipate heat of the driving motor part of the screw vacuum pump body 1, and the screw vacuum pump body 1 can stably work for a long time, so that the working principle of the screw vacuum pump is provided.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Screw vacuum pump, including screw vacuum pump body (1), its characterized in that: screw vacuum pump body (1) bottom one side fixed mounting has side backing plate (2), and screw vacuum pump body (1) bottom opposite side is fixed with mounting panel (3) to mounting panel (3) are laminated with horizontal groove (4) inner wall, horizontal groove (4) are seted up in side stabilizer (5) side, and side stabilizer (5) bottom fixed mounting has blotter (6), mounting panel (3) top surface fixed welding is fixed with top bolt (7), and top nut (8) are installed on top bolt (7) top, top bolt (7) run through track window (9), and track window (9) are seted up at side stabilizer (5) top, welded fastening has base plate (10) on the screw vacuum pump body (1) lateral wall of side backing plate (2) top, and base plate (10) bottom fixed mounting has gusset (11) to limit groove (12) have been seted up on gusset (11), limit groove (12) inner wall and threaded rod support (13) bottom laminating, and support threaded rod (13) bottom are installed locking nut (14) to support threaded rod (13) bottom to support top (15) and are connected with cooling water tank (15) bottom fixed connection vacuum pump body (1).

2. A screw vacuum pump according to claim 1, wherein: the mounting plate (3) is in sliding connection with the horizontal groove (4), and the tail end of the top surface of the mounting plate (3) is vertically provided with a top bolt (7).

3. A screw vacuum pump according to claim 1, wherein: the top bolt (7) is in sliding connection with the track window (9), the top bolt (7) and the track window (9) are distributed symmetrically about the center of the side stabilizing plate (5), and the top view shape of the side stabilizing plate (5) is .

4. A screw vacuum pump according to claim 1, wherein: the supporting threaded rods (13) are symmetrically distributed about the cooling water tank (15), the supporting threaded rods (13) are in sliding connection with the limiting grooves (12), and locking nuts (14) are symmetrically arranged at the bottom ends of the supporting threaded rods (13) up and down about the base plate (10).

5. A screw vacuum pump according to claim 1, wherein: the side view of the cooling water tank (15) is C-shaped, and the center of the cooling water tank (15) and the center of the supporting threaded rod (13) are positioned on the same vertical plane.

6. A screw vacuum pump according to claim 1, wherein: a water inlet pipe (16) is fixedly penetrated through one side of the top of the cooling water tank (15), and a water outlet pipe (17) is fixedly penetrated through the center of the bottom of the cooling water tank (15).