Pneumatic diaphragm pump easy to clean

Abstract

The utility model discloses a pneumatic diaphragm pump easy to clean, which belongs to the technical field of pneumatic diaphragm pumps and comprises a pneumatic diaphragm pump main body, an air inlet flange pipe and an air outlet flange pipe are respectively arranged at the top and the bottom of the pneumatic diaphragm pump main body, and two symmetrically arranged support bases are arranged at the bottom of the pneumatic diaphragm pump main body; according to the pneumatic diaphragm pump, when the pneumatic diaphragm pump is used, the four square pre-installation blocks can be fixed to the designated installation positions through bolts respectively in advance, the two supporting bases arranged at the bottom of the pneumatic diaphragm pump body are arranged on the outer sides of the two square pre-installation blocks respectively in a sleeving mode, and the T-shaped pull rods are pulled respectively, so that the four square pre-installation blocks are fixed to the designated installation positions. And when the supporting base is arranged on the outer sides of the two square pre-installation blocks in a sleeving mode, the T-shaped pull rod is released, and through the reverse action of the spring and the combination of the two push-pull rods, the two clamping blocks move away from each other and are clamped in the corresponding clamping grooves.

Description

Technical Field

[0001] The utility model belongs to the technical field of pneumatic diaphragm pumps, and in particular relates to an easy-to-clean pneumatic diaphragm pump. Background Art

[0002] The pneumatic diaphragm pump is a pump driven by air pressure, which can inhale and discharge liquid through the reciprocating motion of the pneumatic piston. Its working principle is to use the pneumatic piston to make the liquid in the diaphragm pump reciprocate under the action of compressed gas, so as to realize the liquid transportation. The pneumatic diaphragm pump has the advantages of simple structure, reliable operation, no leakage, and suitable for high viscosity liquids. It is widely used in liquid transportation in the fields of chemical, petroleum, food, medicine, etc.

[0003] The pneumatic diaphragm pump of the prior art has the following disadvantages during use:

[0004] On the one hand, the bottom end of the pneumatic diaphragm pump is generally fixed at a specified position by bolts, which makes it inconvenient to disassemble and repair the pump.

[0005] Secondly, when cleaning and preventing impurities in the air inlet flange pipe and the air outlet flange pipe, the pneumatic diaphragm pump needs to be disassembled as a whole, and it cannot be cleaned without disassembling, which makes manual cleaning very inconvenient. Therefore, an easy-to-clean pneumatic diaphragm pump is needed. Utility Model Content

[0006] The purpose of the utility model is to provide an easy-to-clean pneumatic diaphragm pump to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an easy-to-clean pneumatic diaphragm pump, comprising a pneumatic diaphragm pump body, the top and bottom of the pneumatic diaphragm pump body are respectively provided with an air inlet flange pipe and an air outlet flange pipe, the bottom of the pneumatic diaphragm pump body is provided with two symmetrically arranged support bases, the tops of the support bases are fixedly connected to the bottom of the pneumatic diaphragm pump body through two symmetrically arranged support frames, the cross-sections of the support bases are all H-shaped structures, the support bases are movably sleeved on two symmetrically arranged square pre-installed blocks, the middle parts of the square pre-installed blocks are penetrated with installation holes, and the tops of the support bases are installed with synchronous clamping structures that are convenient for clamping the two square pre-installed blocks;

[0008] It also includes two manual cleaning structures, which are respectively installed on the air inlet flange pipe and the air outlet flange pipe. The two manual cleaning structures can clean impurities on the inner walls of the air inlet flange pipe and the air outlet flange pipe respectively.

[0009] Preferably, the synchronous clamping structure includes two symmetrically arranged clamping blocks slidably connected to the top of the support base, the vertical cross-sections of the clamping blocks are both right-angled trapezoidal structures, the opposite ends of the two clamping blocks are clamped in the clamping grooves provided on the outside of the square pre-installation block, and the bottom ends of the two clamping blocks are fixed with sliders with convex structures in vertical cross-section, and the two sliders are slidably connected to the sliding grooves provided on the top of the support base.

[0010] Preferably, the top ends of the two clamping blocks are rotatably connected to push-pull rods, and the adjacent ends of the two push-pull rods are rotatably connected to the same L-shaped movable block.

[0011] Preferably, the L-shaped movable block is fixed to one end of a T-shaped pull rod, the T-shaped pull rod is movably inserted on the support frame, a spring is fixed between the support frame and the L-shaped movable block, and the spring is movably sleeved on the outside of the T-shaped pull rod.

[0012] Preferably, the manual cleaning structure includes a support rod fixed to the inner wall of the air inlet flange pipe or the air outlet flange pipe, a connecting shaft is rotatably connected to the support rod, a plurality of coarse-bristle brushes are fixed to the outer side of the connecting shaft, a bevel gear a is fixed to the end of the connecting shaft facing away from the plurality of coarse-bristle brushes, a bevel gear b is meshingly connected to the top of the bevel gear a, and the bevel gear b is rotatably connected to the air inlet flange pipe or the air outlet flange pipe via a rotating shaft.

[0013] Preferably, one end of the rotating shaft away from the bevel gear b extends to the outside of the air inlet flange pipe or the air outlet flange pipe and is fixedly connected with a handle.

[0014] Compared with the prior art, the easy-to-clean pneumatic diaphragm pump provided by the utility model has at least the following beneficial effects:

[0015] In the utility model, when the pneumatic diaphragm pump is used, the four square pre-installation blocks can be fixed in advance at the designated installation positions by bolts respectively, and the two support bases provided at the bottom of the pneumatic diaphragm pump body are respectively sleeved on the outsides of the two square pre-installation blocks, and the T-shaped pull rods are respectively pulled to compress the spring, and then when the support bases are respectively sleeved on the outsides of the two square pre-installation blocks, the T-shaped pull rods are released, and the reverse action of the springs and the combination of the two push-pull rods make the two clamping blocks move away from each other and clamp in the corresponding clamping grooves, so that the pneumatic diaphragm pump body is fixed at the designated installation position, and when it is disassembled later, the pneumatic diaphragm pump body can be disassembled from the designated installation position by directly manually pulling the T-shaped pull rod, so that the subsequent disassembly is more convenient, and the subsequent disassembly, inspection and maintenance are convenient;

[0016] Secondly, when it is necessary to clean the impurities on the inner walls of the air inlet flange pipe and the air outlet flange pipe, the rotating shaft can be rotated by the handle respectively, so that the bevel gear b transmits the bevel gear a, so that the connecting shaft drives multiple coarse brushes to rotate, which can facilitate the cleaning of impurities on the inner walls of the air inlet flange pipe and the air outlet flange pipe. Compared with the existing technology, there is no need to disassemble the pneumatic diaphragm pump body as a whole, which greatly improves the cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 It is a three-dimensional structural schematic diagram of each component in the synchronous clamping structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the planar structure of each component in the manual cleaning structure of the utility model.

[0020] In the figure: 1. pneumatic diaphragm pump body; 2. air inlet flange pipe; 3. air outlet flange pipe; 4. support base; 41. support frame; 5. square pre-installed block; 6. synchronous clamping structure; 61. clamping block; 62. sliding block; 63. push-pull rod; 64. L-shaped movable block; 65. T-shaped pull rod; 66. spring; 7. manual cleaning structure; 71. support rod; 72. connecting shaft; 73. coarse brush; 74. bevel gear a; 75. bevel gear b; 76. rotating shaft. DETAILED DESCRIPTION

[0021] The present invention will be further described below in conjunction with the embodiments.

[0022] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0023] The following examples are used to illustrate the present invention, but cannot be used to limit the scope of protection of the present invention. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the premise of the concept of the present invention are all within the scope of protection claimed by the present invention.

[0024] Example

[0025] On the one hand, the bottom end of the pneumatic diaphragm pump is generally fixed at a specified position by bolts, which makes it inconvenient to disassemble and repair the pump.

[0026] Secondly, when cleaning and preventing impurities in the air inlet flange pipe 2 and the air outlet flange pipe 3, the pneumatic diaphragm pump needs to be disassembled as a whole, and it cannot be cleaned without disassembling, which makes manual cleaning very inconvenient;

[0027] To do this, see Figure 1-3 The utility model provides an easy-to-clean pneumatic diaphragm pump, comprising:

[0028] A pneumatic diaphragm pump body 1, the top and bottom of the pneumatic diaphragm pump body 1 are respectively provided with an air inlet flange pipe 2 and an air outlet flange pipe 3, the bottom of the pneumatic diaphragm pump body 1 is provided with two symmetrically arranged support bases 4, the tops of the support bases 4 are fixedly connected to the bottom of the pneumatic diaphragm pump body 1 through two symmetrically arranged support frames 41, the cross-sections of the support bases 4 are all H-shaped structures, the support bases 4 are movably sleeved on two symmetrically arranged square pre-installation blocks 5, the middle parts of the square pre-installation blocks 5 are penetrated with installation holes, and the tops of the support bases 4 are installed with synchronous clamping structures 6 for facilitating the clamping of the two square pre-installation blocks 5;

[0029] It also includes two manual cleaning structures 7, which are respectively installed on the air inlet flange pipe 2 and the air outlet flange pipe 3. The two manual cleaning structures 7 can clean impurities on the inner walls of the air inlet flange pipe 2 and the air outlet flange pipe 3 respectively.

[0030] Further as Figure 1-3 As shown, in order to make the pneumatic diaphragm pump body 1 convenient to disassemble and assemble at the designated installation position, a synchronous clamping structure 6 is provided, including two symmetrically arranged clamping blocks 61 slidably connected at the top of the support base 4, the vertical sections of the clamping blocks 61 are all right-angled trapezoidal structures, the ends of the two clamping blocks 61 that are away from each other are clamped in the clamping grooves provided on the outside of the square pre-installation block 5, the bottom ends of the two clamping blocks 61 are fixed with sliders 62 with convex structures in vertical sections, the two sliders 62 are slidably connected to the sliding grooves provided at the top of the support base 4, the tops of the two clamping blocks 61 are rotatably connected with push-pull rods 63, the ends of the two push-pull rods 63 that are close to each other are rotatably connected to the same L-shaped movable block 64, the L-shaped movable block 64 is fixed to one end of a T-shaped pull rod 65, the T-shaped pull rod 65 is movably inserted into the support frame 41, a spring 66 is fixed between the support frame 41 and the L-shaped movable block 64, and the spring 66 is movably sleeved on the outside of the T-shaped pull rod 65.

[0031] The ends of the two clamping blocks 61 which are away from each other are both provided with inclined surfaces, and one end of the inclined surfaces is clamped in the clamping grooves provided on the outer side of the square pre-installation block 5 .

[0032] Further as Figure 1-3 As shown, in order to be able to clean the inner wall of the air flange pipe or the outlet flange pipe 3 without disassembling the pneumatic diaphragm pump body 1, a manual cleaning structure 7 is provided, which includes a support rod 71 fixed to the inner wall of the inlet flange pipe 2 or the outlet flange pipe 3, and a connecting shaft 72 is rotatably connected to the support rod 71, and a plurality of coarse brushes 73 are fixed to the outer side of the connecting shaft 72, and a bevel gear a74 is fixed to the end of the connecting shaft 72 away from the plurality of coarse brushes 73, and a bevel gear b75 is meshingly connected to the upper side of the bevel gear a74, and the bevel gear b75 is rotatably connected to the inlet flange pipe 2 or the outlet flange pipe 3 through a rotating shaft 76, and the end of the rotating shaft 76 away from the bevel gear b75 extends to the outer side of the inlet flange pipe 2 or the outlet flange pipe 3 and is fixed with a handle.

[0033] Among them, the ends of the plurality of coarse-bristled brushes 73 that are away from the connecting shaft 72 are all in contact with the inner wall of the air flange pipe or the outlet flange pipe 3 .

[0034] Embodiment: When using the pneumatic diaphragm pump, the four square pre-installation blocks 5 can be fixed in advance at the designated installation positions by bolts, and the two support bases 4 provided at the bottom of the pneumatic diaphragm pump body 1 can be respectively sleeved on the outsides of the two square pre-installation blocks 5, and the T-shaped pull rods 65 are respectively pulled to compress the spring 66. After the support bases 4 are respectively sleeved on the outsides of the two square pre-installation blocks 5, the T-shaped pull rods 65 are released, and the reverse action of the spring 66 and the combination of the two push-pull rods 63 cause the two clamping blocks 61 to move away from each other and be clamped in the corresponding clamping grooves, thereby fixing the pneumatic diaphragm pump body 1 at the designated installation position, and when disassembling it later, the pneumatic diaphragm pump body 1 can be disassembled from the designated installation position by directly manually pulling the T-shaped pull rod 65, so that the subsequent disassembly is more convenient, and the subsequent disassembly, inspection and maintenance are convenient;

[0035] Secondly, when it is necessary to clean the impurities on the inner walls of the air inlet flange pipe 2 and the air outlet flange pipe 3, the rotating shaft 76 can be rotated by the handle respectively, so that the bevel gear b75 transmits the bevel gear a74, so that the connecting shaft 72 drives multiple coarse brushes 73 to rotate, which can facilitate the cleaning of impurities on the inner walls of the air inlet flange pipe 2 and the air outlet flange pipe 3. Compared with the prior art, there is no need to disassemble the pneumatic diaphragm pump body 1 as a whole, which greatly improves the cleaning efficiency.

[0036] Unless otherwise defined, the technical or scientific terms used in the present invention shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The words "including" or "comprising" and the like used in the present invention mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. The words "connect" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the described object changes, the relative position relationship may also change accordingly.

[0037] 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. An easy-to-clean pneumatic diaphragm pump, comprising a pneumatic diaphragm pump body (1), wherein the top and bottom of the pneumatic diaphragm pump body (1) are respectively provided with an air inlet flange pipe (2) and an air outlet flange pipe (3), wherein: The bottom of the pneumatic diaphragm pump body (1) is provided with two symmetrically arranged support bases (4), the tops of the support bases (4) are fixedly connected to the bottom of the pneumatic diaphragm pump body (1) through two symmetrically arranged support frames (41), the cross-sections of the support bases (4) are all H-shaped structures, the support bases (4) are movably sleeved on two symmetrically arranged square pre-installation blocks (5), the middle of the square pre-installation blocks (5) are penetrated with installation holes, and the tops of the support bases (4) are installed with synchronous clamping structures (6) for facilitating clamping of the two square pre-installation blocks (5); It also comprises two manual cleaning structures (7), which are respectively mounted on the air inlet flange pipe (2) and the air outlet flange pipe (3), and the two manual cleaning structures (7) can respectively clean impurities on the inner walls of the air inlet flange pipe (2) and the air outlet flange pipe (3).

2. An easy-to-clean pneumatic diaphragm pump according to claim 1, characterized in that: The synchronous clamping structure (6) comprises two symmetrically arranged clamping blocks (61) slidably connected to the top of the support base (4), the vertical sections of the clamping blocks (61) are both right-angled trapezoidal structures, the ends of the two clamping blocks (61) facing away from each other are clamped in the clamping grooves provided on the outside of the square pre-installation block (5), the bottom ends of the two clamping blocks (61) are fixedly connected with sliding blocks (62) with convex vertical sections, and the two sliding blocks (62) are slidably connected to the sliding grooves provided on the top of the support base (4).

3. An easy-to-clean pneumatic diaphragm pump according to claim 2, characterized in that: The top ends of the two clamping blocks (61) are both rotatably connected to a push-pull rod (63), and the adjacent ends of the two push-pull rods (63) are both rotatably connected to the same L-shaped movable block (64).

4. The easy-to-clean pneumatic diaphragm pump according to claim 3, characterized in that: The L-shaped movable block (64) is fixedly connected to one end of a T-shaped pull rod (65), and the T-shaped pull rod (65) is movably inserted into the support frame (41). A spring (66) is fixed between the support frame (41) and the L-shaped movable block (64), and the spring (66) is movably sleeved on the outer side of the T-shaped pull rod (65).

5. The easy-to-clean pneumatic diaphragm pump according to claim 1, characterized in that: The manual cleaning structure (7) comprises a support rod (71) fixedly connected to the inner wall of the air inlet flange pipe (2) or the air outlet flange pipe (3); a connecting shaft (72) is rotatably connected to the support rod (71); a plurality of coarse brushes (73) are fixedly connected to the outer side of the connecting shaft (72); a bevel gear a (74) is fixedly connected to one end of the connecting shaft (72) away from the plurality of coarse brushes (73); a bevel gear b (75) is meshingly connected to the upper side of the bevel gear a (74); and the bevel gear b (75) is rotatably connected to the air inlet flange pipe (2) or the air outlet flange pipe (3) via a rotating shaft (76).

6. The easy-to-clean pneumatic diaphragm pump according to claim 5, characterized in that: One end of the rotating shaft (76) which is away from the bevel gear b (75) extends to the outside of the air inlet flange pipe (2) or the air outlet flange pipe (3) and is fixedly connected with a handle.

Images