CN216894840U - Plunger diaphragm pump of newly-increased diaphragm device - Google Patents
Plunger diaphragm pump of newly-increased diaphragm device Download PDFInfo
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- CN216894840U CN216894840U CN202220358246.6U CN202220358246U CN216894840U CN 216894840 U CN216894840 U CN 216894840U CN 202220358246 U CN202220358246 U CN 202220358246U CN 216894840 U CN216894840 U CN 216894840U
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- roller
- buffer
- diaphragm pump
- rod
- spring
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Abstract
The utility model relates to the technical field of diaphragm pumps, and discloses a plunger diaphragm pump with a newly added diaphragm device, which solves the problem that the existing plunger diaphragm pump is not provided with a protective device in the using process and is easy to damage the diaphragm pump under the collision of foreign objects, and comprises a bottom plate, wherein the upper end of the bottom plate is connected with a diaphragm pump body, the upper end of the bottom plate is connected with a support frame, and the middle part of the upper end of the support frame is connected with a buffer component. The damage of the diaphragm pump body caused by foreign objects or external force is avoided.
Description
Technical Field
The utility model belongs to the technical field of diaphragm pumps, and particularly relates to a plunger diaphragm pump of a newly-added diaphragm device.
Background
The diaphragm pump separates the liquid to be infused from the plunger and the pump cylinder by means of a film, thereby protecting the plunger and the pump cylinder. The left part of the diaphragm, which is in contact with the liquid, is made of corrosion-resistant materials or coated with a layer of corrosion-resistant substances; the right side of the diaphragm is filled with water or oil.
The existing plunger diaphragm pump does not have a protection device in the using process, and the diaphragm pump is easy to damage under the collision of foreign objects.
SUMMERY OF THE UTILITY MODEL
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the plunger diaphragm pump with the newly added diaphragm device, which effectively solves the problem that the existing plunger diaphragm pump is not provided with a protection device in the use process and is easy to damage the diaphragm pump under the collision of foreign objects.
In order to achieve the purpose, the utility model provides the following technical scheme: a plunger diaphragm pump of a newly-added diaphragm device comprises a bottom plate, wherein the upper end of the bottom plate is connected with a diaphragm pump body, the upper end of the bottom plate is connected with a supporting frame, the middle part of the upper end of the supporting frame is connected with a buffer assembly, and the upper end of the buffer assembly is connected with a protective cover;
the buffer assembly comprises first rollers arranged on two sides of the upper end of the support frame, support plates are symmetrically connected to two sides of the top wall in the protective cover, one end of each support plate is connected with a buffer seat, a first spring is connected in each buffer seat, and one end of each first spring is connected with a sliding plate;
the middle part of one end of the sliding plate is connected with a buffer rod, one end of the buffer rod penetrates through and extends to the outside of the buffer seat to be connected with a second roller, one side of the second roller is in contact with one side of the first roller, one side of the outside of the buffer rod is sleeved with a second spring, one end of the second spring is connected with one side of the buffer seat, and the other end of the second spring is in contact with one side of the second roller;
the buffer assembly also comprises fixed plates which are slidably arranged on two sides of the support frame, the middle part of the upper end of each fixed plate is rotatably connected with a supporting rod, one end of each supporting rod is rotatably connected with one side of the inner wall of the protective cover, and two sides of the upper end of each fixed plate are respectively connected with a moving rod in a penetrating way;
the carriage release lever both ends all are connected with the connecting plate, and connecting plate one end is connected with support frame one side, and the outside one side cover of carriage release lever is equipped with the pressure spring, and pressure spring one end is connected with fixed plate one end, and the pressure spring other end is connected with the connecting plate.
Preferably, the diameter of the first roller is larger than that of the second roller, and the first roller is connected with the second roller in a sliding manner.
Preferably, one end of the second roller is connected with one side of the top wall inside the protective cover in a sliding mode, and a limiting groove is formed in the sliding connection position of the second roller and the protective cover.
Preferably, the second roller is located inside the limiting groove, and the diameter of the second roller is the same as that of the limiting groove.
Preferably, the sliding plate is connected with the inner wall of the buffer rod in a sliding mode, and the buffer rod is connected with the buffer seat in a sliding mode.
Preferably, one end of the supporting rod is rotatably connected with the fixed plate through a first rotating seat, and the other end of the supporting rod is rotatably connected with one side of the inner wall of the protective cover through a second rotating seat.
Preferably, the movable rod penetrates through the fixed plate and is provided with a sliding hole, and the movable rod is connected with the fixed plate in a sliding mode.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the arrangement of the buffer assembly, the protective cover moves downwards under the influence of external force, so that the second roller moves towards two sides under the sliding action of the first roller, the second roller moves to extrude the second spring, the second spring is compressed, meanwhile, the buffer rod moves to drive the sliding plate to move, so that the first spring is compressed, the protective cover moves downwards and simultaneously drives the supporting rod to move downwards, the supporting rod pushes the fixing plate to move, the pressure spring is compressed, and under the elastic potential energy of the first spring, the second spring and the pressure spring, the impact force on the protective cover is reduced, so that the protective effect of the device is better, the damage to the diaphragm pump body caused by foreign objects or external force is avoided, and the diaphragm pump body is better protected.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connection structure of the support frame of the present invention;
FIG. 3 is a schematic view of a cushion assembly according to the present invention;
FIG. 4 is a schematic view of the mounting structure of the skateboard of the present invention;
FIG. 5 is a schematic view of the connection structure of the movable rod according to the present invention;
in the figure: 1. a base plate; 2. a diaphragm pump body; 3. a support frame; 4. a buffer assembly; 41. a first roller; 42. a support plate; 43. a buffer seat; 44. a first spring; 45. a slide plate; 46. a buffer rod; 47. a second roller; 48. a second spring; 49. a fixing plate; 410. a strut; 411. a travel bar; 412. a connecting plate; 413. a pressure spring; 5. a shield.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, as shown in fig. 1 to 5, the diaphragm pump comprises a bottom plate 1, wherein the upper end of the bottom plate 1 is connected with a diaphragm pump body 2, the upper end of the bottom plate 1 is connected with a support frame 3, the middle part of the upper end of the support frame 3 is connected with a buffer assembly 4, and the upper end of the buffer assembly 4 is connected with a protective cover 5;
the buffer component 4 comprises first rollers 41 arranged on two sides of the upper end of the support frame 3, support plates 42 are symmetrically connected on two sides of the top wall in the protective cover 5, one end of each support plate 42 is connected with a buffer seat 43, a first spring 44 is connected in each buffer seat 43, and one end of each first spring 44 is connected with a sliding plate 45;
the middle part of one end of the sliding plate 45 is connected with a buffer rod 46, one end of the buffer rod 46 penetrates through and extends to the outer part of the buffer seat 43 to be connected with a second roller 47, one side of the second roller 47 is in contact with one side of the first roller 41, the diameter of the first roller 41 is larger than that of the second roller 47, and the first roller 41 is in sliding connection with the second roller 47;
a second spring 48 is sleeved on one side of the outer portion of the buffer rod 46, one end of the second spring 48 is connected with one side of the buffer seat 43, the other end of the second spring 48 is in contact with one side of a second roller 47, the sliding plate 45 is in sliding connection with the inner wall of the buffer rod 46, and the buffer rod 46 is in sliding connection with the buffer seat 43;
the buffer assembly 4 further comprises fixing plates 49 which are slidably mounted on two sides of the support frame 3, the middle part of the upper end of each fixing plate 49 is rotatably connected with a supporting rod 410, one end of each supporting rod 410 is rotatably connected with one side of the inner wall of the protective cover 5, two sides of the upper end of each fixing plate 49 are respectively connected with a moving rod 411 in a penetrating manner, one end of each supporting rod 410 is rotatably connected with the corresponding fixing plate 49 through a first rotating seat, and the other end of each supporting rod 410 is rotatably connected with one side of the inner wall of the protective cover 5 through a second rotating seat;
two ends of the moving rod 411 are both connected with a connecting plate 412, one end of the connecting plate 412 is connected with one side of the support frame 3, one side of the outer part of the moving rod 411 is sleeved with a pressure spring 413, one end of the pressure spring 413 is connected with one end of the fixed plate 49, the other end of the pressure spring 413 is connected with the connecting plate 412, a sliding hole is formed in the position, penetrating through the fixed plate 49, of the moving rod 411, and the moving rod 411 is connected with the fixed plate 49 in a sliding mode;
when a foreign object collides with the protective cover 5, impact force is generated, the protective cover 5 is moved downwards under the action of force, because the first roller 41 is in sliding connection with the second roller 47, the protective cover 5 moves downwards, the second roller 47 moves towards two sides under the sliding action of the first roller 41, the second roller 47 moves to extrude the second spring 48, the second spring 48 is compressed, meanwhile, the second roller 47 drives the buffer rod 46 to move, the buffer rod 46 moves to drive the sliding plate 45 to move, the sliding plate 45 moves to extrude the first spring 44, the first spring 44 is compressed, the protective cover 5 moves downwards and simultaneously drives the support rod 410 to move downwards, because the fixing plate 49 is in sliding connection with the support frame 3, the support rod 410 moves downwards to push the fixing plate 49 to move, the fixing plate 49 moves to extrude the pressure spring 413, the pressure spring 413 is compressed, under the elastic potential energy of the first spring 44, the second spring 48 and the pressure spring 413, the impact force that makes protection casing 5 receive reduces to make the device's protecting effect better, avoid causing diaphragm pump body 2 to damage under the condition of foreign object or external force, and then better protection diaphragm pump body 2.
In the second embodiment, on the basis of the first embodiment, one end of the second roller 47 is slidably connected with one side of the top wall inside the protective cover 5, a limit groove is formed at the sliding connection position of the second roller 47 and the protective cover 5, the second roller 47 is located inside the limit groove, and the diameter of the second roller 47 is the same as that of the limit groove;
under the limiting action of the limiting groove, the moving range of the second roller 47 is limited, and the second roller 47 is prevented from deviating in the moving process.
The working principle is as follows: when the protective cover is used, impact force is generated when a foreign object impacts the protective cover 5, the protective cover 5 moves downwards under the action of force, because the first roller 41 is in sliding connection with the second roller 47, the protective cover 5 moves downwards, the second roller 47 moves towards two sides under the sliding action of the first roller 41, the second roller 47 moves to extrude the second spring 48, the second spring 48 is compressed, meanwhile, the second roller 47 drives the buffer rod 46 to move, the buffer rod 46 moves to drive the sliding plate 45 to move, the sliding plate 45 moves to extrude the first spring 44, the first spring 44 is compressed, the protective cover 5 moves downwards and simultaneously drives the support rod 410 to move downwards, because the fixed plate 49 is in sliding connection with the support frame 3, the support rod 410 moves downwards to push the fixed plate 49 to move, the fixed plate 49 moves to extrude the pressure spring 413, the pressure spring 413 is compressed, under the elastic potential energy of the first spring 44, the second spring 48 and the pressure spring 413, the impact force that makes protection casing 5 receive reduces to make the device's protecting effect better, avoid causing diaphragm pump body 2 to damage under the condition of foreign object or external force, and then better protection diaphragm pump body 2.
Claims (7)
1. The utility model provides a plunger diaphragm pump of newly-increased diaphragm device, includes bottom plate (1), its characterized in that: the upper end of the bottom plate (1) is connected with a diaphragm pump body (2), the upper end of the bottom plate (1) is connected with a support frame (3), the middle part of the upper end of the support frame (3) is connected with a buffer assembly (4), and the upper end of the buffer assembly (4) is connected with a protective cover (5);
the buffer assembly (4) comprises first rollers (41) arranged on two sides of the upper end of the support frame (3), support plates (42) are symmetrically connected to two sides of the top wall in the protective cover (5), one end of each support plate (42) is connected with a buffer seat (43), a first spring (44) is connected in each buffer seat (43), and one end of each first spring (44) is connected with a sliding plate (45);
a buffer rod (46) is connected to the middle of one end of the sliding plate (45), a second roller (47) is connected to the position, extending to the outside of the buffer seat (43), of one end of the buffer rod (46), one side of the second roller (47) is in contact with one side of the first roller (41), a second spring (48) is sleeved on one side of the outside of the buffer rod (46), one end of the second spring (48) is connected with one side of the buffer seat (43), and the other end of the second spring (48) is in contact with one side of the second roller (47);
the buffer assembly (4) also comprises fixing plates (49) which are slidably arranged on two sides of the support frame (3), the middle part of the upper end of each fixing plate (49) is rotatably connected with a supporting rod (410), one end of each supporting rod (410) is rotatably connected with one side of the inner wall of the protective cover (5), and two sides of the upper end of each fixing plate (49) are respectively connected with a moving rod (411) in a penetrating way;
both ends of the moving rod (411) are connected with connecting plates (412), one end of each connecting plate (412) is connected with one side of the support frame (3), one side of the outer portion of the moving rod (411) is sleeved with a pressure spring (413), one end of each pressure spring (413) is connected with one end of the fixing plate (49), and the other end of each pressure spring (413) is connected with the corresponding connecting plate (412).
2. The plunger diaphragm pump of a new diaphragm assembly of claim 1, wherein: the diameter of the first roller (41) is larger than that of the second roller (47), and the first roller (41) is connected with the second roller (47) in a sliding mode.
3. The plunger diaphragm pump of a new diaphragm assembly of claim 1, wherein: one end of the second roller (47) is connected with one side of the inner top wall of the protective cover (5) in a sliding mode, and a limiting groove is formed in the sliding connection position of the second roller (47) and the protective cover (5).
4. A plunger diaphragm pump of a new diaphragm device according to claim 3, wherein: the second roller (47) is positioned in the limiting groove, and the diameter of the second roller (47) is the same as that of the limiting groove.
5. The plunger diaphragm pump of a new diaphragm assembly of claim 1, wherein: the sliding plate (45) is connected with the inner wall of the buffer rod (46) in a sliding mode, and the buffer rod (46) is connected with the buffer seat (43) in a sliding mode.
6. The plunger diaphragm pump of a new diaphragm assembly of claim 1, wherein: one end of the supporting rod (410) is rotatably connected with the fixing plate (49) through a first rotating seat, and the other end of the supporting rod (410) is rotatably connected with one side of the inner wall of the protective cover (5) through a second rotating seat.
7. The plunger diaphragm pump of a new diaphragm assembly of claim 1, wherein: the moving rod (411) penetrates through the fixing plate (49) and is provided with a sliding hole, and the moving rod (411) is connected with the fixing plate (49) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220358246.6U CN216894840U (en) | 2022-02-22 | 2022-02-22 | Plunger diaphragm pump of newly-increased diaphragm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220358246.6U CN216894840U (en) | 2022-02-22 | 2022-02-22 | Plunger diaphragm pump of newly-increased diaphragm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216894840U true CN216894840U (en) | 2022-07-05 |
Family
ID=82185245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220358246.6U Active CN216894840U (en) | 2022-02-22 | 2022-02-22 | Plunger diaphragm pump of newly-increased diaphragm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216894840U (en) |
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2022
- 2022-02-22 CN CN202220358246.6U patent/CN216894840U/en active Active
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