Stable liquid ring vacuum pump
By designing a stable bracket and reinforced rod structure in the liquid ring vacuum pump, the vibration problem of the liquid ring vacuum pump is solved, which significantly improves the shock absorption effect, avoids frictional damage, and achieves a more stable working state.
Patent Information
- Application Number
- CN202421375872.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-17
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-06-17
AI Technical Summary
The liquid ring vacuum pump will produce a certain amount of vibration during use. The existing shock absorption measures only rely on rubber pads, and the shock absorption effect is poor.
A stable liquid ring vacuum pump is designed. By setting a stable support between the base of the vacuum pump main body and the vacuum pump main body, the stabilization support consists of a first support rod, a second support rod and a reinforcement rod, and a reinforcement rod is arranged between the support rods and The spring forms a telescopic structure to buffer vibration.
It effectively increases the buffering and shock absorption effect, reduces the vibration of the vacuum pump main body during operation, avoids frictional damage, and improves the overall shock absorption performance.
Smart Images
Figure CN222350960U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of vacuum pumps, in particular to a stable liquid ring vacuum pump. Background Art
[0002] Liquid ring vacuum pump is a vacuum equipment with the advantages of simple structure, uniform suction, stable and reliable operation, etc. It is widely used in many industries such as medical, chemical, and electric power. The existing liquid ring vacuum pump includes a motor, a mounting seat, an impeller, a cover plate and a pump cover. The pump cover is provided with a suction chamber and a discharge chamber that are independent of each other. The side of the pump cover is respectively provided with a suction interface connected to the suction chamber, and a discharge interface connected to the discharge chamber. The bottom of the pump cover is provided with a liquid inlet channel that is not connected to the suction chamber and the exhaust chamber. The cover plate is sealed on the upper side of the suction chamber and the discharge chamber of the pump cover, and is provided with a suction distribution hole connected to the suction chamber, a discharge distribution hole connected to the discharge chamber, and a liquid inlet channel connected to the suction chamber. The liquid inlet and the mounting seat are open at the bottom and cover the cover plate, and a compression chamber for accommodating the impeller is formed between the cover plate and the motor. The motor is installed on the upper side of the mounting seat, and its driving shaft extends into the compression chamber and is connected to the impeller. When working, the impeller rotates to absorb the gas, so that the gas enters the compression chamber through the suction interface, the suction chamber and the suction distribution hole in sequence, and the liquid is injected into the compression chamber from the liquid inlet channel. With the rotation of the impeller, the liquid and gas in the compression chamber are discharged through the discharge distribution hole to realize vacuumization. However, the liquid ring vacuum pump will generate certain vibrations during use, and the current shock absorption of the liquid ring vacuum pump is simply to use rubber pads for shock absorption, and the shock absorption effect is poor. Utility Model Content
[0003] The utility model aims to provide a stable liquid ring vacuum pump to solve the problem raised in the above background technology that the liquid ring vacuum pump will generate certain vibrations during use, and the current shock absorption of the liquid ring vacuum pump is simply to use rubber pads for shock absorption, and the shock absorption effect is poor.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stable liquid ring vacuum pump, comprising a vacuum pump body, a base is arranged at the bottom of the vacuum pump body, a support seat is arranged between the top of the base and the vacuum pump body, the support seat is a hollow rubber structure, and a stable bracket is arranged between the two sides of the base and the periphery of the vacuum pump body, the stable bracket comprises a first support rod and a second support rod whose ends are close to each other and rotatably connected, and a reinforcing rod is rotatably arranged between the first support rod and the second support rod.
[0005] Preferably, a plug-in rod is fixedly connected to the side of one end of the second support rod away from the first support rod, a plug-in slot is provided on the side of the base, and the end of the plug-in rod extends into the plug-in slot and is rotatably connected thereto via a rotating shaft.
[0006] Preferably, an arc plate is fixedly connected to the periphery of the vacuum pump body and near the top of the first support rod, a connecting plate is attached to the side of the arc plate, and the top of the first support rod is rotatably connected to the side of the connecting plate.
[0007] Preferably, a T-shaped block is fixedly connected to one side of the connecting plate close to the arc-shaped plate, and a T-shaped groove matching the T-shaped block is formed on the side of the arc-shaped plate.
[0008] Preferably, the reinforcing rod comprises a first connecting rod and a second connecting rod which are slidably connected to each other, a spring is provided between the first connecting rod and the second connecting rod, and two ends of the spring are fixedly connected to the first connecting rod and the second connecting rod respectively.
[0009] Compared with the prior art, the beneficial effect of the utility model is that the stable liquid ring vacuum pump is provided with a stable bracket between the base and the vacuum pump body, the stable bracket is a telescopic structure, and a reinforcing rod is provided between the first support rod and the second support rod of the stable bracket, so that when the vacuum pump body is working, the reinforcing rod can buffer the vibration generated during use, thereby increasing the buffering and shock-absorbing effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0011] Figure 2 It is an exploded schematic diagram of the overall structure of the utility model;
[0012] Figure 3 This is an exploded schematic diagram of the stable bracket and base structure of the utility model;
[0013] Figure 4 This is a schematic diagram of the structure of the stabilizing bracket of the utility model;
[0014] Figure 5 It is a schematic cross-sectional view of the stable support structure of the utility model.
[0015] In the figure: 1. vacuum pump body; 11. arc plate; 12. T-shaped slot; 2. base; 21. support seat; 22. plug-in slot; 4. stabilizing bracket; 41. first support rod; 42. second support rod; 421. plug-in rod; 43. connecting plate; 431. T-shaped block; 44. reinforcing rod; 441. first connecting rod; 442. second connecting rod; 443. spring. DETAILED DESCRIPTION
[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0017] See also Figure 1-5 The utility model provides a technical solution: a stable liquid ring vacuum pump, including a vacuum pump body 1, a base 2 is arranged at the bottom of the vacuum pump body 1, a support seat 21 is arranged between the top of the base 2 and the vacuum pump body 1, the support seat 21 is a hollow rubber structure, and a stable bracket 4 is arranged between the two sides of the base 2 and the periphery of the vacuum pump body 1. The stable bracket 4 includes a first support rod 41 and a second support rod 42, whose ends are close to each other and rotatably connected, and a reinforcing rod 44 is rotatably arranged between the first support rod 41 and the second support rod 42.
[0018] Specifically, the vacuum pump body 1 is of existing technology, the base 2 supports the vacuum pump body 1, and the support seat 21 of the hollow rubber structure reduces shock for the vacuum pump body 1. The hollow structure has a better shock-absorbing effect than the ordinary solid structure, and the stable bracket 4 supports and lifts the vacuum pump body 1, so that during normal operation, the vacuum pump body 1 is suspended in the air, thereby avoiding contact with the base 2, and preventing the friction caused by vibration from damaging the outer shell of the vacuum pump body 1.
[0019] A plug rod 421 is fixedly connected to the side of one end of the second support rod 42 away from the first support rod 41. A plug slot 22 is opened on the side of the base 2. The end of the plug rod 421 extends into the plug slot 22 and is rotatably connected thereto through a rotating shaft.
[0020] Specifically, the second support rod 42 rotates so that when supporting the vacuum pump body 1, it can rotate to a certain extent, thereby increasing the shock absorption effect.
[0021] An arc plate 11 is fixedly connected to the periphery of the vacuum pump body 1 and near the top of the first support rod 41 . A connecting plate 43 is attached to the side of the arc plate 11 . The top of the first support rod 41 is rotatably connected to the side of the connecting plate 43 .
[0022] Specifically, the arc plate 11 and the connecting plate 43 are arranged in close contact, so that when the vacuum pump body 1 vibrates, shaking will occur between the arc plate 11 and the connecting plate 43, thereby avoiding friction caused by misalignment between the vacuum pump body 1 and the arc plate 11.
[0023] A T-shaped block 431 is fixedly connected to one side of the connecting plate 43 close to the arc-shaped plate 11 , and a T-shaped slot 12 matching the T-shaped block 431 is formed on the side of the arc-shaped plate 11 .
[0024] Specifically, the T-shaped block 431 and the T-shaped groove 12 cooperate so that the arc plate 11 and the connecting plate 43 can slide relative to each other while being connected together and not being separated.
[0025] The reinforcing rod 44 includes a first connecting rod 441 and a second connecting rod 442 which are slidably connected to each other. A spring 443 is disposed between the first connecting rod 441 and the second connecting rod 442 . Two ends of the spring 443 are fixedly connected to the first connecting rod 441 and the second connecting rod 442 , respectively.
[0026] Specifically, the first connecting rod 441 and the second connecting rod 442 realize the telescopic structure of the reinforcement rod 44 , and through the action of the spring 443 , the first supporting rod 41 and the second supporting rod 42 can support the vacuum pump body 1 .
[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A stable liquid ring vacuum pump, comprising a vacuum pump body (1), characterized in that: A base (2) is provided at the bottom of the vacuum pump body (1); A support seat (21) is provided between the top end of the base (2) and the vacuum pump body (1), and the support seat (21) is a hollow rubber structure; A stabilizing bracket (4) is provided between the two sides of the base (2) and the periphery of the vacuum pump body (1), the stabilizing bracket (4) comprising a first supporting rod (41) and a second supporting rod (42) whose ends are close to each other and rotatably connected; A reinforcing rod (44) is rotatably arranged between the first supporting rod (41) and the second supporting rod (42).
2. A stable liquid ring vacuum pump according to claim 1, characterized in that: A plug-in rod (421) is fixedly connected to the side surface of one end of the second support rod (42) away from the first support rod (41), a plug-in slot (22) is provided on the side surface of the base (2), and the end of the plug-in rod (421) extends into the plug-in slot (22) and is rotatably connected thereto via a rotating shaft.
3. A stable liquid ring vacuum pump according to claim 1, characterized in that: An arc-shaped plate (11) is fixedly connected to the periphery of the vacuum pump body (1) and close to the top end of the first support rod (41); a connecting plate (43) is attached to the side of the arc-shaped plate (11); and the top end of the first support rod (41) is rotatably connected to the side of the connecting plate (43).
4. A stable liquid ring vacuum pump according to claim 3, characterized in that: A T-shaped block (431) is fixedly connected to one side of the connecting plate (43) close to the arc-shaped plate (11), and a T-shaped groove (12) matching the T-shaped block (431) is provided on the side of the arc-shaped plate (11).
5. A stable liquid ring vacuum pump according to claim 1, characterized in that: The reinforcing rod (44) comprises a first connecting rod (441) and a second connecting rod (442) which are slidably connected to each other, a spring (443) is provided between the first connecting rod (441) and the second connecting rod (442), and two ends of the spring (443) are respectively fixedly connected to the first connecting rod (441) and the second connecting rod (442).