CN213329239U

CN213329239U - No negative pressure water supply equipment with anti-overflow structure

Info

Publication number: CN213329239U
Application number: CN202020642183.8U
Authority: CN
Inventors: 卢文军
Original assignee: Shandong Minrui Water Supply Equipment Co ltd
Current assignee: Shandong Minrui Water Supply Equipment Co ltd
Priority date: 2020-04-25
Filing date: 2020-04-25
Publication date: 2021-06-01
Anticipated expiration: 2030-04-25

Abstract

The utility model discloses a no negative pressure water supply equipment with anti-overflow structure, including body and solenoid valve, the inboard of body is installed the transmission shaft along the axis, the transmission shaft is driven by the motor on the body lateral wall, the outside cover of transmission shaft is equipped with fixed pipe box, the both sides of fixed pipe box are all movable mounting has flexible pipe box, the end swing joint of flexible pipe box has the scraper blade, flexible pipe box includes outer pipe box and inner pipe box, outer pipe box and base swing joint, inner pipe box and scraper blade swing joint, inner pipe box is inserted and is established in the inboard of outer pipe box, install the expansion spring between inner pipe box and the outer pipe box inner wall; through having set up this application, through flexible pipe box and transmission shaft pivoted centrifugal force, the elasticity of cooperation expansion spring can be so that the inner wall in close contact with of scraper blade and body, then and increase clean effect to avoid because of the unable not good problem of clean effect that leads to of regulation of scraper blade position.

Description

No negative pressure water supply equipment with anti-overflow structure

Technical Field

The utility model belongs to the technical field of water supply equipment, concretely relates to no negative pressure water supply equipment with anti-overflow structure.

Background

Application number CN201821387628.1 discloses no negative pressure water supply equipment of anti-overflow, including the no negative pressure water supply equipment body of pot-type, the bottom fixedly connected with base of the no negative pressure water supply equipment body of pot-type. The utility model discloses in, through outlet pipe and solenoid valve fixed connection, the solenoid valve is the industrial equipment with electromagnetic control, be used for controlling fluidic automatic basic component, belong to the executor, and be not limited to hydraulic pressure, it is pneumatic, the solenoid valve can cooperate different circuits to realize anticipated control, and the precision and the flexibility of control can both be guaranteed, the side of outlet pipe is equipped with pressure sensor again, pressure sensor can experience pressure signal, and can convert pressure signal into the device of the signal of telecommunication of usable output according to certain law, spill over between outlet pipe and the raceway when water, pressure sensor experiences water pressure and diminishes and feeds back to the controller, but the quick closed outlet pipe is closed to controller control solenoid valve, avoid extravagant water resource.

Foretell no negative pressure water supply equipment, owing to adopt the scraper blade to clear up the inner wall of body, and the scraper blade is inseparable then clean effect is better with the inner wall contact of body more, but makes the inner wall contact of scraper blade and body through shock-absorbing rod and connecting rod, because connecting rod length can't be adjusted, and connecting rod symmetric distribution, causes the unable regulation in position of scraper blade, then can't increase the problem of the tight degree of contact through the shock-absorbing rod, for this we propose a no negative pressure water supply equipment with anti-overflow structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a no negative pressure water supply equipment with anti-overflow structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a no negative pressure water supply equipment with anti-overflow structure, includes body and solenoid valve, the transmission shaft is installed along the axis to the inboard of body, the transmission shaft is by the motor drive on the body lateral wall, the outside cover of transmission shaft is equipped with fixed pipe box, the equal movable mounting in both sides of fixed pipe box has flexible pipe box, the terminal swing joint of flexible pipe box has the scraper blade, flexible pipe box includes outer pipe box and inner pipe box, outer pipe box and base swing joint, inner pipe box and scraper blade swing joint, inner pipe box inserts the inboard of establishing at outer pipe box, install expansion spring between inner pipe box and the outer pipe box inner wall, just the quantity of fixed pipe box is two, two fixed pipe box is in the inside symmetric distribution of body, just outer pipe box all is located the position department that is close to the motor with fixed pipe box tie point.

Preferably, a coaxial containing pipe sleeve is installed on the bottom wall inside the outer pipe sleeve, an open end is formed in the top of the containing pipe sleeve, a metal ball is movably connected inside the containing pipe sleeve, and a tightening spring is installed between the metal ball and the bottom wall of the containing pipe sleeve.

Preferably, the bottom end of the inner pipe sleeve is provided with an anti-falling plate, the anti-falling plate is a cylinder, and the anti-falling plate and the inner pipe sleeve are of an integrated structure.

Preferably, the first end of the expansion spring is fixedly connected with the anti-falling plate, and the second end of the expansion spring is fixedly connected with the outer sleeve.

Preferably, the scraper blade comprises brush and fixed plate, just the arc is installed to the end of transmission shaft.

Preferably, the base is installed to the bottom of body, the solenoid valve is located the inboard of base, the inlet tube is installed at the top of body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through having set up this application, through flexible pipe box and transmission shaft pivoted centrifugal force, the elasticity of cooperation expansion spring can be so that the inner wall in close contact with of scraper blade and body, then and increase clean effect to avoid because of the unable not good problem of clean effect that leads to of regulation of scraper blade position.

2. Through having set up and being located the inside metal ball of accomodating the pipe box, when the transmission shaft rotated, the metal ball outwards removed under the effect of centrifugal force, and then pipe box in the promotion, further made the inner wall in close contact with of scraper blade and body.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the telescopic pipe sleeve of the present invention in a contracted state;

FIG. 3 is a schematic view showing the expanded state of the telescopic tube sleeve according to the present invention;

fig. 4 is a schematic view of the internal structure of the telescopic pipe sleeve of the present invention;

in the figure: 1. a water inlet pipe; 2. a body; 3. a squeegee; 4. a motor; 5. a drive shaft; 6. fixing the pipe sleeve; 7. a telescopic pipe sleeve; 8. a base; 9. an electromagnetic valve; 10. a fixing plate; 11. a brush; 12. an arc-shaped plate; 13. an outer pipe sleeve; 14. a receiving pipe sleeve; 15. an expansion spring; 16. an anti-falling plate; 17. an inner pipe sleeve; 18. a metal ball; 19. the spring is tightened.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides an apparatus technical solution: a non-negative pressure water supply device with an anti-overflow structure comprises a body 2 and an electromagnetic valve 9, wherein a transmission shaft 5 is arranged on the inner side of the body 2 along the axis, the transmission shaft 5 is driven by a motor 4 on the side wall of the body 2, a fixed pipe sleeve 6 is sleeved on the outer side of the transmission shaft 5, telescopic pipe sleeves 7 are movably arranged on both sides of the fixed pipe sleeve 6, a scraper 3 is movably connected to the tail ends of the telescopic pipe sleeves 7, the scraper 3 comprises a brush 11 and a fixed plate 10, an arc-shaped plate 12 is arranged at the tail end of the transmission shaft 5, the telescopic pipe sleeves 7 comprise an outer pipe sleeve 13 and an inner pipe sleeve 17, the outer pipe sleeve 13 is movably connected with a base 8, the inner pipe sleeve 17 is movably connected with the scraper 3, the inner pipe sleeve 17 is inserted in the inner side of the outer pipe sleeve 13, an expansion spring 15 is arranged between the inner wall of the inner pipe sleeve 17 and, and the quantity of fixed pipe box 6 is two, two fixed pipe boxes 6 are in the inside symmetric distribution of body 2, and outer pipe box 13 all is located the position department that is close to motor 4 with fixed pipe box 6 tie point, when motor 4 drives transmission shaft 5 and rotates, under the effect of centrifugal force and expansion spring 15's elasticity, can make interior pipe box 17 stretch out to the outside, make the inner wall in close contact with of scraper blade 3 with body 2 simultaneously, and then increase clear effect, can make the inner wall in close contact with of scraper blade 3 with body 2, thereby avoid because of the unable problem that leads to of adjusting of scraper blade 3 position the cleaning performance is not good.

In this embodiment, preferably, a coaxial accommodating pipe sleeve 14 is installed on the bottom wall inside the outer pipe sleeve 13, an open end is opened at the top of the accommodating pipe sleeve 14, a metal ball 18 is movably connected inside the accommodating pipe sleeve 14, and a tightening spring 19 is installed between the metal ball 18 and the bottom wall of the accommodating pipe sleeve 14, when the metal ball 18 rotates, the metal ball 18 overcomes the elastic force of the tightening spring 19 under the action of centrifugal force and moves to one side of the inner pipe sleeve 17, so that the metal ball 18 pushes the inner pipe sleeve 17 to further move outwards by using the gravity and the kinetic potential energy of the metal ball 18, and the scraper 3 is further in close contact with the inner wall of the body 2.

In this embodiment, preferably, the anti-falling plate 16 is installed at the bottom end of the inner pipe sleeve 17, the anti-falling plate 16 is specifically a cylinder, and the anti-falling plate 16 and the inner pipe sleeve 17 are of an integrated structure, so as to prevent the inner pipe sleeve 17 from falling off.

In this embodiment, preferably, the base 8 is installed at the bottom of the body 2, the electromagnetic valve 9 is located inside the base 8, the water inlet pipe 1 is installed at the top of the body 2, and the water overflow prevention can be realized by closing the electromagnetic valve 9.

The utility model discloses a theory of operation and use flow: when the device is used, the overflow prevention can be realized through the closing of the electromagnetic valve 9, the electromagnetic valve 9 is industrial equipment controlled by electromagnetism, and is an automatic basic element for controlling fluid, belongs to an actuator, and is not limited to hydraulic pressure and pneumatic pressure, the electromagnetic valve 9 can be matched with different circuits to realize expected control, and the control precision and flexibility can be ensured, when the motor 4 drives the transmission shaft 5 to rotate, under the action of centrifugal force and the elastic force of the expansion spring 15, the inner pipe sleeve 17 can extend outwards, meanwhile, the scraper 3 is in close contact with the inner wall of the body 2, the cleaning effect is further increased, namely, the scraper 3 can be in close contact with the inner wall of the body 2, so that the problem of the cleaning effect caused by the fact that the position of the scraper 3 cannot be adjusted is solved, and when the electromagnetic valve rotates, the metal ball 18 overcomes the elastic force of the tightening spring 19 under the action of the centrifugal, moves to one side of the inner socket 17 so that the metal ball 18 pushes the inner socket 17 to further move to the outside by the gravity and the kinetic energy of the metal ball 18, further causing the squeegee 3 to be in close contact with the inner wall of the body 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a no negative pressure water supply equipment with anti-overflow structure, includes body (2) and solenoid valve (9), its characterized in that: the inner side of the body (2) is provided with a transmission shaft (5) along an axis, the transmission shaft (5) is driven by a motor (4) on the side wall of the body (2), the outer side of the transmission shaft (5) is sleeved with a fixed pipe sleeve (6), two sides of the fixed pipe sleeve (6) are both movably provided with a telescopic pipe sleeve (7), the tail end of the telescopic pipe sleeve (7) is movably connected with a scraper (3), the telescopic pipe sleeve (7) comprises an outer pipe sleeve (13) and an inner pipe sleeve (17), the outer pipe sleeve (13) is movably connected with a base (8), the inner pipe sleeve (17) is movably connected with the scraper (3), the inner pipe sleeve (17) is inserted in the inner side of the outer pipe sleeve (13), an expansion spring (15) is arranged between the inner pipe sleeve (17) and the inner wall of the outer pipe sleeve (13), the number of the fixed pipe sleeves (6) is two, and the two fixed pipe sleeves (6) are symmetrically distributed, and the connection points of the outer pipe sleeve (13) and the fixed pipe sleeve (6) are positioned at the positions close to the motor (4).

2. The non-negative pressure water supply equipment with the anti-overflow structure according to claim 1, wherein: install coaxial line on the inside diapire of outer pipe box (13) and accomodate pipe box (14), the open end has been seted up at the top of accomodating pipe box (14), the inside swing joint of accomodating pipe box (14) has metal ball (18), install between the diapire of metal ball (18) and accomodating pipe box (14) and tighten up spring (19).

3. The non-negative pressure water supply equipment with the anti-overflow structure according to claim 1, wherein: the anti-falling device is characterized in that an anti-falling plate (16) is installed at the bottom end of the inner pipe sleeve (17), the anti-falling plate (16) is specifically a cylinder, and the anti-falling plate (16) and the inner pipe sleeve (17) are of an integrated structure.

4. The non-negative pressure water supply equipment with the anti-overflow structure according to claim 1, wherein: the first end of the expansion spring (15) is fixedly connected with the anti-falling plate (16), and the second end of the expansion spring (15) is fixedly connected with the outer sleeve (13).

5. The non-negative pressure water supply equipment with the anti-overflow structure according to claim 1, wherein: the scraper blade (3) comprises brush (11) and fixed plate (10), just arc (12) are installed to the end of transmission shaft (5).

6. The non-negative pressure water supply equipment with the anti-overflow structure according to claim 1, wherein: base (8) are installed to the bottom of body (2), solenoid valve (9) are located the inboard of base (8), inlet tube (1) is installed at the top of body (2).