CN214787927U

CN214787927U - Peristaltic pump convenient to installation and change hose

Info

Publication number: CN214787927U
Application number: CN202121318333.0U
Authority: CN
Inventors: 张涛; 周国栋; 陈仁彬
Original assignee: Territory Animal Diagnosis And Treatment Technology Xiamen Co ltd; Xiamen Tongrenxin Biology Technology Co ltd
Current assignee: Territory Animal Diagnosis And Treatment Technology Xiamen Co ltd; Xiamen Tongrenxin Biology Technology Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-11-19
Anticipated expiration: 2031-06-11

Abstract

The utility model relates to a peristaltic pump convenient to installation and change hose, it includes the organism, be provided with the motor in the organism, be provided with the rotor on the organism, the motor drive rotor rotates, be provided with the wheel carrier on the rotor, be provided with a plurality of gyro wheel on the wheel carrier, the organism outer wall is provided with casing and lower casing, it is provided with the hose to go up between casing and the lower casing, it presss from both sides the hose tightly with casing cooperation gyro wheel down to go up casing, it sets up on the organism to go up the casing activity, be provided with adjusting device on the organism, adjusting device keeps away from or is close to lower casing through the adjustable casing of going up of the mode of sliding. This application has the effect of easy to assemble or change the peristaltic pump hose.

Description

Peristaltic pump convenient to installation and change hose

Technical Field

The present application relates to the field of liquid transfer devices, and more particularly to a peristaltic pump with a hose that is easy to install and replace.

Background

Peristaltic pumps act like a finger pinching a fluid-filled tube, and as the finger slides forward, the fluid in the tube moves forward. Peristaltic pumps are also this principle, but use rollers instead of fingers. The fluid is delivered by alternately squeezing and releasing the flexible delivery hose of the pump. Just like two fingers clamping and squeezing the hose, as the fingers move, negative pressure is formed in the hose, and liquid flows along with the negative pressure.

When the peristaltic pump conveys liquid, the liquid only flows in the hose and does not contact the pump body, so that the liquid is not easy to be polluted, and the peristaltic pump has the advantages of high metering accuracy and the like, so that the peristaltic pump is more and more widely applied to conveying of biochemical and pharmaceutical product fluids. Chinese patent publication No. CN202718844U discloses a quick-mounting peristaltic pump, which comprises a base and an upper cover, wherein the base and the upper cover are combined to form a pump body, a rotor is arranged in the pump body, a wheel carrier is arranged on the rotor, two rollers are arranged on the wheel carrier, and a hose is clamped and squeezed between the rollers and a side wall in the pump body.

In view of the above-mentioned technology, the inventor thinks that the hose is installed in the pump body, and need open the pump body when needing to install or change the hose, and need press the hose into the pump body hard or need take out the hose from between pump body inner wall and gyro wheel hard after opening the pump body, it is comparatively troublesome, therefore need make the improvement.

SUMMERY OF THE UTILITY MODEL

In order to improve the comparatively inconvenient problem of installation and change of peristaltic pump hose, this application provides a peristaltic pump convenient to installation and change hose.

The application provides a peristaltic pump convenient to installation and change hose adopts following technical scheme:

the utility model provides a peristaltic pump convenient to installation and change hose, includes the organism, be provided with the motor in the organism, be provided with the rotor on the organism, motor drive rotor rotates, be provided with the wheel carrier on the rotor, be provided with a plurality of gyro wheel on the wheel carrier, the organism outer wall is provided with casing and lower casing, it is provided with the hose to go up between casing and the lower casing, go up casing and casing cooperation gyro wheel down and press from both sides the hose and press from both sides tightly, it sets up on the organism to go up the casing activity, be provided with adjusting device on the organism, adjusting device keeps away from or is close to lower casing through the adjustable casing of going up of the mode of sliding.

Through adopting above-mentioned technical scheme, when the hose needs to be changed, need not to open the organism, can take out the hose through adjusting device separated upper casing and lower casing, later place the hose between upper casing and lower casing again, make upper casing again and lower casing closure press from both sides the hose tight through adjusting device, have the effect of being convenient for change the hose.

Preferably, adjusting device is including sliding the arch, sliding the arch and being "T" font setting, the bellied length of sliding extends along last casing and lower casing relative motion's direction straight line, it is provided with the spout that matches each other with sliding the arch to go up the casing, sliding and being provided with the fixed orifices in the arch, the shell body is provided with the fixed pin, the fixed pin passes in shell body and spout insert the fixed orifices, fixed pin and fixed orifices threaded connection.

Through adopting above-mentioned technical scheme, go up the casing and realize the slip of casing under relatively through the arch of sliding and spout, when last casing butt casing compresses tightly the hose under, can fix the position of casing through the fixed pin, when the hose needs to be changed, take out the fixed pin, can slide the upper casing, simple to use, the workman's operation of being convenient for.

Preferably, one side of the lower shell close to the machine body is provided with an inserting rod, the machine body is provided with a slot, and the inserting rod is mutually inserted and matched with the inserting rod.

Through adopting above-mentioned technical scheme, the mode that the casing adopted the grafting down sets up on the organism, easy to assemble.

Preferably, the middle part of the inserted bar is provided with a jack, the jack is communicated with the end part of the inserted bar, the jack is communicated with one surface of the lower shell, which is far away from the machine body, a bolt is inserted into the jack, one end of the bolt is provided with a tightening block, the tightening block is tightened against one surface of the lower shell, which is far away from the machine body, the bottom surface of the slot is provided with a threaded hole, and the bolt is in threaded connection with the threaded hole of the slot.

Through adopting above-mentioned technical scheme, further fixed to the casing down through the bolt, prevent that the casing from droing from the organism down, increase overall structure's steadiness, and the mounting means is simple convenient.

Preferably, the abutting block is provided with a cross-shaped groove.

By adopting the technical scheme, the cross groove can facilitate a worker to rotate the bolt by a tool (such as a screwdriver), and the lower shell is stably fixed on the machine body by the bolt.

Preferably, the side wall of the abutting block is provided with anti-skid grains.

Through adopting above-mentioned technical scheme, do not have other instruments to make, the frictional force of hand and supporting piece can be increased to the antiskid line, and the workman of being convenient for is bare-handed screws the bolt.

Preferably, the lower housing is provided with a viewing aperture, which is aligned with the rotor.

Through adopting above-mentioned technical scheme, see through the rotation condition that the rotor can be seen in the observation hole, make things convenient for operating personnel to judge whether normal work of rotor.

Preferably, the end face of the rotor close to the observation hole is provided with a concave strip.

Through adopting above-mentioned technical scheme, when the rotor rotated, the concave strip rotated simultaneously, can discern the rotor through the concave strip more easily and normally rotate.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) the hose is clamped between the upper shell and the lower shell by arranging the upper shell and the lower shell on the outer side wall of the machine body, the hose can be taken out by enabling the upper shell to be far away from the lower shell through the adjusting device when the hose is replaced, the machine body does not need to be opened, the hose does not need to be pulled out forcibly, and the hose replacing effect is convenient;

(2) the device is convenient to install and has excellent human-machine engineering effect;

(3) through set up the concave strip on casing setting observation hole and the rotor under and, can make things convenient for operating personnel to look over the rotation condition of rotor, need not to pull down the casing down and can judge whether normal work of rotor facilitates the use.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic view showing the structure of the extruding apparatus of the present embodiment;

FIG. 3 is a schematic view showing the opened configuration of the clamping means of the present embodiment;

fig. 4 is a schematic view illustrating the installation of the lower housing and the body according to the embodiment.

Reference numerals: 1. a body; 2. a clamping device; 3. an extrusion device; 4. an adjustment device; 21. a lower housing; 22. an upper housing; 23. inserting a rod; 24. a slot; 25. a jack; 26. a threaded hole; 27. a bolt; 28. a propping block; 31. a rotor; 32. a wheel carrier; 33. a roller; 41. a slipping projection; 42. a chute; 43. a fixing hole; 44. a fixing pin; 211. a fixing plate; 212. a baffle plate; 213. an observation hole; 281. a cross groove; 282. anti-skid lines; 311. concave strips.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a peristaltic pump convenient to installation and change hose. Referring to fig. 1, a peristaltic pump convenient to installation and change hose includes organism 1, be provided with clamping device 2 on the organism 1, extrusion device 3 (see fig. 2) and adjusting device 4, clamping device 2, extrusion device 3 and adjusting device 4 all set up on the forward-looking lateral wall of organism 1, it is provided with a hose to press from both sides tightly between clamping device 2, extrusion device 3 is located between organism 1 and clamping device 2, extrusion device 3 cooperates with clamping device 2 jointly to make the interior negative pressure that forms of hose drive liquid and flow in the hose, adjusting device 4 is used for controlling clamping device 2 to open or closed and realizes that clamping device 2 presss from both sides tight hose or unclamps the hose.

Referring to fig. 2, the squeezing device 3 is specifically a rotor 31, the rotor 31 is rotatably connected to the lower end of the front side wall of the machine body 1, a motor is arranged in the machine body 1, the output end of the motor is connected with the rotor 31, the motor drives the rotor 31 to rotate, a wheel carrier 32 is arranged on the rotor 31, the wheel carrier 32 is fixed to the side wall of the rotor 31, a plurality of rollers 33 are arranged on the wheel carrier 32, the rollers 33 are uniformly distributed around the axis of the rotor 31, and the hose is attached to the side wall of the rollers 33.

Referring to fig. 2 and 3, the clamping device 2 includes a lower housing 21 and an upper housing 22, the lower housing 21 includes a fixing plate 211 and a baffle 212, the fixing plate 211 is detachably and fixedly connected to a lower end of a front side wall of the machine body 1, the fixing plate 211 is horizontally disposed, the fixing plate 211 is located below the extruding device 3, the baffle 212 is vertically disposed at one end of the fixing plate 211 away from the machine body 1, the baffle 212 is disposed at one end of the rotor 31 away from the machine body 1, the baffle 212 shields the rotor 31 at a front view angle of the machine body 1, the fixing plate 211 and the baffle 212 are integrally formed, the upper housing 22 is disposed above the lower housing 21, a lower end surface of the upper housing 22 and an upper end surface of the lower housing 21 can be matched with each other, the upper housing 22 is slidably disposed on the front side wall of the machine body 1 through the adjusting device 4, and the upper housing 22 can slide close to or away from the lower housing 21 in a vertical direction through the adjusting device 4.

Referring to fig. 2 and 4, the lower housing 21 and the machine body 1 are fixed specifically in such a manner that one end of the fixing plate 211 close to the machine body 1 is provided with two insertion rods 23, the front view end face of the machine body 1 is provided with insertion slots 24 corresponding to the insertion rods 23, the insertion rods 23 are inserted into the insertion slots 24, insertion holes 25 are formed in the insertion rods 23, the insertion holes 25 extend from one end of the insertion rods 23 close to the machine body 1 to one surface of the fixing plate 211 away from the machine body 1, inner walls of the insertion slots 24 away from the fixing plate 211 are provided with threaded holes 26, insertion pins 27 are inserted into the insertion holes 25 and connected with the threaded holes 26 in the inner walls of the insertion slots 24, one end of the insertion pins 27 away from the insertion slots 24 is provided with a abutting block 28, the insertion pins 27 and the abutting block 28 are integrally formed, the diameter of the abutting block 28 is larger than that of the insertion holes 25, and the abutting block 28 abuts against one surface of the fixing block away from the machine body 1.

Referring to fig. 4, a cross-shaped recess 281 is formed on a surface of the contact block 28 away from the fixing plate 211, and the cross-shaped recess 281 facilitates screwing the contact block 28 by a tool such as a screwdriver.

Referring to fig. 4, the sidewall of the abutting block 28 is provided with anti-slip lines 282 to increase the friction between the hand and the abutting block 28, so that the abutting block 28 can be screwed by hand when there is no tool such as a screwdriver.

Referring to fig. 1 and 4, an observation hole 213 is formed in the middle of the baffle 212, the observation hole 213 is aligned with the rotor 31, one end of the rotor 31, which is far away from the machine body 1, extends into the observation hole 213, a concave strip 311 is arranged on the end surface of the rotor 31, which is far away from the machine body 1, when the rotor 31 rotates, the rotation of the rotor 31 can be observed through the observation hole 213, and the concave strip 311 can facilitate observation of the rotation of the rotor 31.

Referring to fig. 1 and 3, the adjusting device 4 includes two slippage protrusions 41, the slippage protrusions 41 are vertically arranged, the slippage protrusions 41 are arranged on two sides of the vertical direction of the front side wall of the machine body 1, the cross section of the slippage protrusions 41 is in a shape of a T, the slippage protrusions 41 are fixedly connected with the machine body 1, one surface of the upper shell 22, which is close to the machine body 1, is provided with a sliding groove 42 matched with the slippage protrusions 41, the upper end and the lower end of the two slippage protrusions 41 are respectively provided with a fixing hole 43, a fixing pin 44 penetrates through the upper shell 22, the fixing pin 44 penetrates through the upper shell 22 and the sliding groove 42 and is inserted into the fixing hole 43, the fixing pin 44 is in threaded connection with the fixing hole 43, when the upper shell 22 is located at the lower end of the slippage protrusions 41, the lower end of the upper shell 22 is attached to the upper end of the lower shell 21.

The implementation principle of the peristaltic pump convenient to install and replace the hose in the embodiment of the application is as follows: when the hose needs to be replaced or installed, the fixing pin 44 is pulled out, the upper shell 22 moves upwards along the sliding protrusion 41, at the moment, the upper shell 22 and the lower shell 21 are opened, the hose is placed between the upper shell 22 and the lower shell 21, the upper shell 22 is placed down, the fixing pin 44 is inserted again, at the moment, the hose is clamped by the upper shell 22 and the lower shell 21, and the hose is convenient to replace by adopting the mode.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A peristaltic pump convenient to installation and change hose which characterized in that: including organism (1), be provided with the motor in organism (1), be provided with rotor (31) on organism (1), motor drive rotor (31) rotate, be provided with wheel carrier (32) on rotor (31), be provided with a plurality of gyro wheel (33) on wheel carrier (32), organism (1) outer wall is provided with casing (22) and casing (21) down, it is provided with the hose to go up between casing (22) and casing (21) down, it presss from both sides the hose tightly to go up casing (22) and casing (21) cooperation gyro wheel (33) down, it sets up on organism (1) to go up casing (22) activity, be provided with adjusting device (4) on organism (1), adjusting device (4) are through the adjustable casing (22) of the mode of sliding keep away from or be close to casing (21) down.

2. A peristaltic pump for facilitating the installation and replacement of a hose as claimed in claim 1, wherein: adjusting device (4) are protruding (41) including sliding, it is the setting of "T" font to slide protruding (41), the length of the protruding (41) of sliding is followed casing (22) and casing (21) relative motion's direction straight line down and is extended, it is provided with spout (42) with the protruding (41) of sliding mutual matching to go up casing (22), be provided with fixed orifices (43) on the protruding (41) of sliding, it is provided with fixed pin (44) to go up casing (22), fixed pin (44) are passed casing (22) and spout (42) and are inserted in fixed orifices (43), fixed pin (44) and fixed orifices (43) threaded connection.

3. A peristaltic pump for facilitating the installation and replacement of a hose as claimed in claim 1, wherein: one side of the lower shell (21) close to the machine body (1) is provided with an inserted bar (23), the machine body (1) is provided with a slot (24), and the inserted bar (23) is mutually inserted and matched with the inserted bar (23).

4. A peristaltic pump for facilitating the installation and replacement of a hose as claimed in claim 3, wherein: insert rod (23) middle part is provided with jack (25), the tip intercommunication of jack (25) and insert rod (23), the one side intercommunication of organism (1) is kept away from with lower casing (21) in jack (25), jack (25) interpolation is equipped with a bolt (27), bolt (27) one end is provided with and supports tight piece (28), support tight piece (28) support the one side of keeping away from organism (1) in casing (21) down, the bottom surface of slot (24) is provided with screw hole (26), bolt (27) and screw hole (26) the spiro union of slot (24).

5. A peristaltic pump for facilitating the installation and replacement of a hose as claimed in claim 4, wherein: the abutting block (28) is provided with a cross groove (281).

6. A peristaltic pump for facilitating the installation and replacement of a hose as claimed in claim 5, wherein: the side wall of the abutting block (28) is provided with anti-skid lines (282).

7. A peristaltic pump for facilitating the installation and replacement of a hose as claimed in claim 1, wherein: an observation hole (213) is formed in the lower shell (21), and the observation hole (213) is aligned with the rotor (31).

8. A peristaltic pump for facilitating the installation and replacement of a hose as claimed in claim 7, wherein: and a concave strip (311) is arranged on the end surface of the rotor (31) close to the observation hole (213).