Peristaltic pump head capable of conveniently adjusting pipe clamp gap

Abstract

The utility model discloses a peristaltic pump head capable of conveniently adjusting a pipe clamp gap, which relates to the technical field of peristaltic pumps, and comprises a base and a pressing block, the base comprises a horizontal part and a vertical part which are integrally connected, the pressing block is positioned at a corner between the horizontal part and the vertical part, and the pressing block is connected with a lifting driving component; an upper groove and two upper clamping grooves are formed in the bottom face of the pressing block, the two upper clamping grooves are symmetrically formed in the two sides of the upper groove and communicate with the upper groove, a lower groove opposite to the upper groove is formed in the top face of the horizontal part, and lower clamping grooves in one-to-one correspondence with the upper clamping grooves are further formed in the top face of the horizontal part. A roller assembly is arranged between the upper groove and the lower groove, the roller assembly is rotationally connected with the horizontal through hole in the vertical part, and the upper clamping groove and the lower clamping groove are both detachably connected with a replaceable rubber mat. According to the peristaltic pump head with the pipe clamp gap convenient to adjust, the clamping degree of a pump pipe is convenient to adjust, and therefore the service life of the pump pipe is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to peristaltic pump technical field especially is involved in a kind of peristaltic pump pump head of pipe clamp gap convenient adjustment. BACKGROUND

[0002] Peristaltic pump is a kind of liquid driving device, it is composed of three parts: driver, pump head and pump pipe, pump head is mainly composed of extrusion plate, roller assembly and other mechanisms, its working principle is to drive the roller device inside pump head by driving device, roller device rotates and makes roller extrude the elastic hose between extrusion plate and roller, so that liquid is transported from one side of pipe to the other side.

[0003] The pump head on the market at present, especially small pump head, its pipe clamp is mostly fixed form, since pump pipe is fixed by pipe clamp, and the gap between upper and lower pipe clamp does not have suitable elastic change, more does not have gear adjustment, when pump pipe is replaced, the size requirement of pump pipe is higher, when pump pipe size is slightly larger, it is prone to cause pump pipe to be pulled and dragged in the interior, and long-term wear and tear can greatly shorten the service life of pump pipe.

[0004] To solve the above problems, a new peristaltic pump pump head needs to be provided. SUMMARY

[0005] The utility model aims at providing a kind of peristaltic pump pump head of pipe clamp gap convenient adjustment, convenient adjustment to the clamping degree of pump pipe, to improve the service life of pump pipe further.

[0006] To achieve the above object, the utility model provides a kind of peristaltic pump pump head of pipe clamp gap convenient adjustment, including base and pressing block, the base includes horizontal part and vertical part of integrated connection, the pressing block is located the corner between the horizontal part and the vertical part, the pressing block is connected with lifting drive component, the bottom surface of the pressing block is equipped with one upper groove and two upper clamping slots, two the upper clamping slot is symmetrically set in the two sides of the upper groove and is communicated with the upper groove, the top surface of the horizontal part is equipped with the lower groove of being opposite to the upper groove, the top surface of the horizontal part is also equipped with the lower clamping slot of being set with the upper clamping slot one to one, the upper groove and the lower groove are equipped with roller assembly, the roller assembly is rotatably connected on the horizontal through-hole of the vertical part, the upper clamping slot and the lower clamping slot are all detachably connected with replacement rubber pad.

[0007] Preferably, the lifting drive component includes screw rod that is symmetrically set on the top surface of the horizontal part, the bottom end of the screw rod is rotatably connected with the horizontal part, the screw rod penetrates the pressing block and is threadedly connected with the pressing block, and the top end of the screw rod is connected with knob.

[0008] Preferably, a side wall of the base is provided with a receiving drawer, and a plurality of groups of the replacement rubber pads are arranged in the receiving drawer.

[0009] Preferably, a side wall of the base is provided with a receiving drawer, and a plurality of groups of the replacement rubber pads are arranged in the receiving drawer.

[0010] Therefore, the peristaltic pump head with the structure has the following beneficial effects:

[0011] 1. The replacement rubber pads with different sizes can be used to finely adjust the sizes of the upper clamping grooves and the lower clamping grooves, thereby adjusting the clamping degree of the upper clamping grooves and the lower clamping grooves on the pump tube, and improving the service life of the pump tube.

[0012] 2. The distance between the roller assembly and the upper groove, the distance between the upper clamping groove and the lower clamping groove can be adjusted by the lifting driving assembly, so that the device can conveniently install and replace the pump tube.

[0013] The technical scheme of the present application will be further described in detail below with reference to the drawings and embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 FIG. 1 is a structural schematic view of an embodiment of the peristaltic pump head with the structure for conveniently adjusting the gap between the tube and the clamp according to the present application;

[0015] Fig. 2 FIG. 2 is a structural schematic view of another perspective embodiment of the peristaltic pump head with the structure for conveniently adjusting the gap between the tube and the clamp according to the present application.

[0016] REFERENCE NUMERALS

[0017] 1, base; 2, pressing block; 3, lifting drive assembly; 301, threaded rod; 302, knob; 4, upper groove; 5, upper clamping groove; 6, lower groove; 7, lower clamping groove; 8, roller assembly; 9, horizontal through hole; 10, replacement rubber pad; 11, connecting lug; 12, threaded hole; 13, storage drawer; 14, observation window; 15, connecting lug; 16, connecting piece. DETAILED DESCRIPTION

[0018] The technical scheme of the utility model is further described below with reference to the drawings and examples.

[0019] Examples

[0020] As Figs. 1-2 shown, a peristaltic pump head with a convenient gap adjustment between the pipe clamp, comprising base 1 and pressing block 2, base 1 includes a horizontal part and vertical part connected in one piece, and pressing block 2 is located at the corner between the horizontal part and the vertical part. And the pressing block 2 is connected with the lifting drive assembly 3, the bottom surface of the pressing block 2 is provided with an upper groove 4 and two upper clamping grooves 5, the two upper clamping grooves 5 are symmetrically arranged on the two sides of the upper groove 4 and are in communication with the upper groove 4, the top surface of the horizontal part is provided with a lower groove 6 arranged opposite to the upper groove 4, and the top surface of the horizontal part is also provided with a lower clamping groove 7 corresponding to the upper clamping groove 5, the upper groove 4 and the lower groove 6 are provided with a roller assembly 8, the roller assembly 8 is rotatably connected with the horizontal through hole 9 on the vertical part, and the upper clamping groove 5 and the lower clamping groove 7 are detachably connected with the replacement rubber pad 10.

[0021] Further, the lifting drive assembly 3 includes a threaded rod 301 symmetrically arranged on the top surface of the horizontal part, the bottom end of the threaded rod 301 is rotatably connected with the horizontal part, the threaded rod 301 penetrates through the pressing block 2 and is threadedly connected with the pressing block 2, and the top end of the threaded rod 301 is connected with the knob 302. Rotating the knob 302 can adjust the height of the pressing block 2, thereby adjusting the distance between the roller assembly 8 and the upper groove 4, the distance between the upper clamping groove 5 and the lower clamping groove 7, and thereby enabling the device to conveniently install and replace the pump pipe; after rotating the knob, the distance between the roller assembly and the upper groove can also be fine-tuned to adapt to the pump pipe with slightly changed size, avoiding the pump pipe from running off under excessive extrusion between the roller assembly and the upper groove.

[0022] Further optimization scheme, the side wall of the base 1 is provided with a storage drawer 13, a plurality of groups of replacement rubber pads 10 are arranged in the storage drawer 13, each group of replacement rubber pads 10 includes four identical replacement rubber pads 10, each replacement rubber pad 10 is matched with the structure of the upper clamping groove 5 and / or the lower clamping groove 7, and each replacement rubber pad 10 is provided with a connecting lug 11, the connecting lug 11 is provided with a mounting part, the mounting part is matched with the threaded hole 12 on the side wall of the base 1, and the thickness of each group of replacement rubber pads 10 is different. The mounting part can be a bolt, and the replacement rubber pads 10 of different sizes can be replaced by using the mounting part to fine-tune the size of the upper clamping groove 5 and the lower clamping groove 7, thereby adjusting the clamping degree of the upper clamping groove 5 and the lower clamping groove 7 on the pump pipe, thereby improving the service life of the pump pipe.

[0023] Further optimization scheme, the connecting surface of the horizontal part away from the vertical part is hinged with an observation window 14, and the two sides of the observation window 14 are fixedly connected with connecting ears 15. The connecting ears 15 are provided with connecting parts 16, and the connecting parts 16 are matched with the connecting holes on the connecting surface. The side surface of the pressing block 2 close to the vertical part is in sliding connection with the vertical part, and the side surface of the pressing block 2 away from the vertical surface is in sliding connection with the observation window 14. The connecting part 16 can be a bolt, and the connecting part 16 can realize the fixation between the observation window 14 and the base 1, so that the observation window 14 can protect the internal structure of the base 1, and after the connecting part 16 is loosened, the observation window 14 can be opened, thereby facilitating the maintenance of the internal structure of the base 1.

[0024] Therefore, the peristaltic pump head with the structure is convenient to adjust the gap between the pipe clamp and the peristaltic pump head, the clamping degree of the pump pipe is convenient to adjust, and the service life of the pump pipe is improved.

[0025] Finally, it should be noted that: the above embodiments are only used to illustrate the technical scheme of the utility model and not to limit it, although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical scheme of the utility model can still be modified or replaced, and these modifications or replacements cannot make the modified technical scheme deviate from the spirit and scope of the utility model technical scheme.

Claims

1. A peristaltic pump head that facilitates adjustment of the gap between the tube clamp, characterized by: The utility model provides a base (1) and briquetting (2) including integral connection horizontal part and vertical part, briquetting (2) is located the corner between horizontal part and vertical part, briquetting (2) is connected with lifting drive assembly (3), the bottom surface of briquetting (2) is equipped with one upper groove (4) and two upper clamping groove (5), two upper clamping groove (5) symmetry sets up in the two sides of upper groove (4) and is communicated with upper groove (4), the top surface of horizontal part is equipped with lower groove (6) with upper groove (4) opposite arrangement, the top surface of horizontal part is equipped with lower clamping groove (7) with upper clamping groove (5) one to one corresponding arrangement, upper groove (4) and lower groove (6) are equipped with gyro wheel assembly (8) between, gyro wheel assembly (8) is rotatably connected with horizontal through -hole (9) on vertical part, upper clamping groove (5) and lower clamping groove (7) are all detachably connected with replacement rubber pad (10) in.

2. A peristaltic pump head with a convenient adjustment of the gap between the tube clamp and the pump head according to claim 1, characterized in that: The lifting drive assembly (3) includes a screw rod (301) symmetrically arranged on the top surface of the horizontal part, the bottom end of the screw rod (301) is rotatably connected with the horizontal part, the screw rod (301) penetrates through the briquetting (2) and is threadedly connected with the briquetting (2), and the top end of the screw rod (301) is connected with a knob (302).

3. A peristaltic pump head with a convenient adjustment of the gap between the tube clamp and the pump head according to claim 1, characterized in that: A side wall of the base (1) is provided with a storage drawer (13), a plurality of groups of the replacement rubber pads (10) are arranged in the storage drawer (13), each group of the replacement rubber pads (10) includes four identical replacement rubber pads (10), each replacement rubber pad (10) is matched with the structure of the upper clamping groove (5) and / or the lower clamping groove (7), a connecting protrusion (11) is arranged on each replacement rubber pad (10), a mounting member is arranged on the connecting protrusion (11), the mounting member is matched with the structure of a threaded hole (12) on the side wall of the base (1), and the thicknesses of the replacement rubber pads (10) in each group are different.

4. A peristaltic pump head with a convenient adjustment of the gap between the tube clamp and the pump head according to claim 1, characterized in that: An observation window (14) is hingedly connected to a connecting surface of the horizontal part away from the vertical part, connecting ears (15) are fixedly connected to the two sides of the observation window (14), connecting members (16) are arranged on the connecting ears (15), the connecting members (16) are matched with the structure of connecting holes on the connecting surface, one side of the briquetting (2) close to the vertical part is slidably connected with the vertical part, and one side of the briquetting (2) away from the vertical part is slidably connected with the observation window (14).

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