CN214330837U

CN214330837U - Vacuum pump for preparing 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride

Info

Publication number: CN214330837U
Application number: CN202120270633.XU
Authority: CN
Inventors: 施熙
Original assignee: Panjin Oubaikesi Pharmaceutical Technology Co ltd
Current assignee: Panjin Oubaikesi Pharmaceutical Technology Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-10-01
Anticipated expiration: 2031-02-01

Abstract

The utility model discloses a 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride preparation is with vacuum pump, concretely relates to vacuum pump technical field, including the evacuation machine, the evacuation machine right side is connected with the motor, the evacuation machine is fixed to the side on first backing plate, the motor is fixed to the side on the second backing plate, first backing plate and second backing plate all are located inside the support frame, and first backing plate and second backing plate all slide and cup joint on the guide bar, the guide bar transversely runs through the support frame, the support frame downside is provided with the base, the equal fixedly connected with reference column in side four corners position on the base, the support frame is passed up on reference column upper portion, and cup jointed stop nut on the reference column, elastic rubber cover and coupling nut, coupling nut is located the support frame upside, the elastic rubber cover is located the support frame downside. The utility model discloses be favorable to adjusting the position of evacuation machine and motor, also convenient cushions the shock attenuation to the evacuation machine.

Description

Vacuum pump for preparing 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride

Technical Field

The utility model relates to a vacuum pump technical field, more specifically say, the utility model relates to a vacuum pump is used in 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride preparation.

Background

The vacuum pump refers to a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method. Generally, a vacuum pump is a device for improving, generating and maintaining a vacuum in a closed space by various methods, and basically, according to the operating principle of the vacuum pump, the vacuum pump can be divided into two types, i.e., a gas trap pump and a gas transfer pump. It is widely used in metallurgy, chemical industry, food, electronic coating and other industries.

Among the prior art, current vacuum pump is when using, and generally the snap-on has leaded to the position of vacuum pump certain on a supporting bench, and inconvenient position to the vacuum pump is adjusted, also inconvenient cushions the shock attenuation to the vacuum pump, uses the limitation height.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects in the prior art, the embodiment of the present invention provides a vacuum pump for preparing 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride, and the technical problems to be solved by the present invention are: the inconvenient position of adjusting of current vacuum pump, and inconvenient shock attenuation's problem of buffering.

In order to achieve the above object, the utility model provides a following technical scheme: the vacuum pump for preparing the 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride comprises a vacuum pump, the right side of the vacuum-pumping machine is connected with a motor, the vacuum-pumping machine is fixed on the upper side surface of the first backing plate, the motor is fixed on the upper side surface of the second base plate, the first base plate and the second base plate are both positioned in the support frame, the first base plate and the second base plate are both sheathed on the guide rod in a sliding way, the guide rod transversely penetrates through the support frame, a base is arranged at the lower side of the supporting frame, positioning columns are fixedly connected at the four corners of the upper side of the base, the upper parts of the positioning columns upwards penetrate through the supporting frame, and the positioning column is sleeved with a limit nut, an elastic rubber sleeve and a connecting nut, the connecting nut is positioned at the upper side of the supporting frame, the elastic rubber sleeve is positioned on the lower side surface of the support frame, and the elastic rubber sleeve is positioned on the upper side surface of the limiting nut.

The user of service fixes the evacuation machine on first backing plate, and fix the motor on the second backing plate, be connected the intake pipe with reation kettle afterwards, realized that the operation through the motor drives the evacuation machine and moves, and then carry out the evacuation to reation kettle, and control along the guide bar through first backing plate and second backing plate and remove, the position of convenient evacuation machine is adjusted, and through rotating and removing stop nut, be convenient for drive elastic rubber cover and support frame rebound, realized highly adjusting the evacuation machine, and also be convenient for cushion the shock attenuation to the evacuation machine, the stability in use of evacuation machine has been improved.

In a preferred embodiment, the annular side surface of the positioning column is processed with an external thread, and the limit nut and the connecting nut are meshed with the positioning column through the external thread, so that the elastic rubber sleeve is conveniently clamped by rotating and moving the limit nut.

In a preferred embodiment, the left side and the right side of the support frame are provided with clamping nuts, the clamping nuts are sleeved on the guide rods and are meshed with the guide rods through threads, and the clamping nuts are used for clamping and fixing the guide rods and also used for disassembling the guide rods.

In a preferred embodiment, an open slot is processed inside the support frame, and a guide rod, a first base plate and a second base plate are arranged inside the open slot, so that the first base plate and the second base plate can be stably placed and moved through the open slot.

In a preferred embodiment, the first backing plate and the second backing plate are both provided with guide holes, and both the first backing plate and the second backing plate are sleeved on the guide rods through the guide holes, so that the first backing plate and the second backing plate can conveniently move along the guide rods in a guiding manner, and the first backing plate and the second backing plate can conveniently and stably support through the guide rods.

In a preferred embodiment, threaded holes are processed in the upper side surfaces of the first base plate and the second base plate, connecting bolts are meshed with the threaded holes, the first base plate is fixedly connected with the vacuumizing machine through the connecting bolts, the second base plate is fixedly connected with the motor through the connecting bolts, the vacuumizing machine and the motor are conveniently fixed through the connecting bolts, and the vacuumizing machine and the motor are also conveniently detached.

In a preferred embodiment, the first pad plate and the second pad plate are fixedly connected with the guide rod through fastening bolts, so that the first pad plate and the second pad plate can be fixed in movement.

In a preferred embodiment, the output shaft on the left side of the motor is connected with an impeller inside the vacuum extractor, and the upper side surface and the left side surface of the vacuum extractor are respectively and fixedly connected with an air inlet pipe and an air outlet pipe, so that the vacuum extractor is driven to rotate by the operation of the motor, and the reaction kettle is further vacuumized.

The utility model discloses a technological effect and advantage:

the utility model discloses a be equipped with stop nut, elastic rubber cover, coupling nut, guide bar, first backing plate, second backing plate and clamping nut, be favorable to adjusting the position of evacuation machine and motor, also make things convenient for to cushion the shock attenuation to the evacuation machine, improved the stability in use of evacuation machine, also conveniently carry out the dismouting change moreover, easy operation, excellent in use effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the partial cross-sectional structure of the present invention.

Fig. 3 is a schematic view of the connection structure of the first pad of the present invention.

Fig. 4 is a schematic view of the connection structure of the second pad of the present invention.

Fig. 5 is a schematic view of a local connection structure between the base and the supporting frame of the present invention.

The reference signs are: 1. a base; 2. a support frame; 3. clamping the nut; 4. a guide bar; 5. an electric motor; 6. a vacuum extractor; 7. a connecting nut; 8. an elastic rubber sleeve; 9. a first backing plate; 10. a second backing plate; 11. a threaded hole; 12. a guide hole; 13. fastening a bolt; 14. a positioning column; 15. a limit nut; 21. an open slot; 61. an air inlet pipe; 62. and an air outlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.

The utility model provides a vacuum pump for preparing 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride, which comprises a vacuum extractor 6, wherein the right side of the vacuum extractor 6 is connected with a motor 5, the vacuum extractor 6 is fixed on the upper side of a first backing plate 9, the motor 5 is fixed on the upper side of a second backing plate 10, the first backing plate 9 and the second backing plate 10 are both positioned inside a support frame 2, the first backing plate 9 and the second backing plate 10 are both slidably sleeved on a guide rod 4, the guide rod 4 transversely penetrates through the support frame 2, the lower side of the support frame 2 is provided with a base 1, the four-angle position on the upper side of the base 1 is fixedly connected with a positioning column 14, the upper part of the positioning column 14 upwards penetrates through the support frame 2, a limit nut 15, an elastic rubber sleeve 8 and a connecting nut 7 are sleeved on the positioning column 14, the connecting nut 7 is positioned on the upper side of the support frame 2, the elastic rubber sleeve 8 is positioned on the lower side of the support frame 2, and the elastic rubber sleeve 8 is positioned on the upper side surface of the limiting nut 15.

The annular side face of the positioning column 14 is provided with an external thread, and the limiting nut 15 and the connecting nut 7 are meshed and connected with the positioning column 14 through the external thread.

The left side and the right side of the support frame 2 are both provided with clamping nuts 3, the clamping nuts 3 are sleeved on the guide rod 4, and the clamping nuts 3 are meshed with the guide rod 4 through threads.

An opening groove 21 is processed in the support frame 2, and a guide rod 4, a first cushion plate 9 and a second cushion plate 10 are arranged in the opening groove 21.

Guide holes 12 are processed in the first base plate 9 and the second base plate 10, and the first base plate 9 and the second base plate 10 are sleeved on the guide rod 4 through the guide holes 12.

Threaded holes 11 are machined in the upper side faces of the first base plate 9 and the second base plate 10, connecting bolts are meshed with the threaded holes 11, the first base plate 9 is fixedly connected with the vacuumizing machine 6 through the connecting bolts, and the second base plate 10 is fixedly connected with the motor 5 through the connecting bolts.

The first pad plate 9 and the second pad plate 10 are both fixedly connected with the guide rod 4 through fastening bolts 13.

The left output shaft of the motor 5 is connected to the impeller inside the vacuum extractor 6, and the upper side and the left side of the vacuum extractor 6 are fixedly connected to an air inlet pipe 61 and an air outlet pipe 62, respectively.

As shown in fig. 1 to 5, the embodiment specifically is as follows: the user sets the vacuum-pumping machine 6 and the motor 5 on the first cushion plate 9 and the second cushion plate 10 respectively, and moves left and right along the guide rod 4 through the first cushion plate 9 and the second cushion plate 10, so as to stably connect the motor 5 and the vacuum-pumping machine 6 together, and then rotates the fastening bolt 13, so as to tightly push and fix the first cushion plate 9 and the second cushion plate 10, thereby improving the connection stability between the vacuum-pumping machine 6 and the motor 5, and the user rotates the limit nut 15, the limit nut 15 rotates and moves, so as to drive the elastic rubber sleeve 8 and the support frame 2 to move upwards along the positioning column 14, so as to adjust the height of the vacuum-pumping machine 6, then rotate the connecting nut 7, so as to clamp and fix the support frame 2, and realize the buffer and shock absorption of the vacuum-pumping machine 6 through the elastic rubber sleeve 8, the operation is simple, the use stability of the vacuumizing machine 6 is improved, meanwhile, the disassembling is convenient, and the use effect is good.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1.2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride preparation uses the vacuum pump, including evacuation machine (6), its characterized in that: the right side of the vacuum extractor (6) is connected with a motor (5), the vacuum extractor (6) is fixed on the upper side of a first backing plate (9), the motor (5) is fixed on the upper side of a second backing plate (10), the first backing plate (9) and the second backing plate (10) are both positioned inside a support frame (2), the first backing plate (9) and the second backing plate (10) are both slidably sleeved on a guide rod (4), the guide rod (4) transversely penetrates through the support frame (2), a base (1) is arranged on the lower side of the support frame (2), four corner positions on the upper side of the base (1) are both fixedly connected with positioning columns (14), the upper parts of the positioning columns (14) upwards penetrate through the support frame (2), limiting nuts (15), elastic rubber sleeves (8) and connecting nuts (7) are sleeved on the positioning columns (14), and the connecting nuts (7) are positioned on the upper side of the support frame (2), elastic rubber sleeve (8) are located support frame (2) downside, and elastic rubber sleeve (8) are located stop nut (15) and are located the top surface.

2. The vacuum pump for the preparation of 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride according to claim 1, characterized in that: and an external thread is processed on the annular side surface of the positioning column (14), and the limiting nut (15) and the connecting nut (7) are meshed and connected with the positioning column (14) through the external thread.

3. The vacuum pump for the preparation of 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride according to claim 1, characterized in that: the left side and the right side of the support frame (2) are both provided with clamping nuts (3), the clamping nuts (3) are sleeved on the guide rods (4), and the clamping nuts (3) are meshed and connected with the guide rods (4) through threads.

4. The vacuum pump for the preparation of 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride according to claim 3, characterized in that: an open slot (21) is processed in the support frame (2), and a guide rod (4), a first base plate (9) and a second base plate (10) are arranged in the open slot (21).

5. The vacuum pump for the preparation of 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride according to claim 4, characterized in that: guide holes (12) are processed in the first base plate (9) and the second base plate (10), and the first base plate (9) and the second base plate (10) are sleeved on the guide rods (4) through the guide holes (12).

6. The vacuum pump for the preparation of 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride according to claim 5, characterized in that: threaded holes (11) are machined in the upper side faces of the first base plate (9) and the second base plate (10), connecting bolts are connected to the threaded holes (11) in a meshed mode, the first base plate (9) is fixedly connected with the vacuumizing machine (6) through the connecting bolts, and the second base plate (10) is fixedly connected with the motor (5) through the connecting bolts.

7. The vacuum pump for the preparation of 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride according to claim 5, characterized in that: the first backing plate (9) and the second backing plate (10) are fixedly connected with the guide rod (4) through fastening bolts (13).

8. The vacuum pump for the preparation of 2-amino-1- (2, 5-dimethoxy) acetophenone hydrochloride according to claim 6, characterized in that: the output shaft on the left side of the motor (5) is connected with an impeller inside the vacuum-pumping machine (6), and the upper side surface and the left side surface of the vacuum-pumping machine (6) are respectively and fixedly connected with an air inlet pipe (61) and an air outlet pipe (62).