CN211303437U - Hydraulic pressure of centrifuge changes electronic uncapping device - Google Patents

Abstract

The utility model discloses a centrifuge's hydraulic pressure changes electronic uncapping device, including the centrifuge main part, the bottom one end fixedly connected with gear motor of centrifuge main part, the back lateral wall top of centrifuge main part is provided with the articulated arm, it has centrifugal cover to rotate on the articulated arm to articulate, the inboard fixed mounting of the other end of centrifugal cover has the piece of inhaling, be provided with electromagnetic module in the centrifuge main part, the preceding lateral wall upper end fixed mounting of centrifuge main part has the cover switch, gear motor's output shaft is provided with the cable wire, the other end of cable wire and the one end fixed connection of centrifugal cover. The utility model can operate and control the electromagnetic module switch and the speed reducing motor to rotate positively and negatively only by the cover switch, and realizes the opening and closing of the centrifuge cover by utilizing the steel cable to drive, thereby saving time and labor; meanwhile, the electromagnetic adsorption switch is firmly adsorbed to tightly close the centrifuge cover; the articulated arm occupies small space and cannot influence the normal use of the centrifuge.

Description

Hydraulic pressure of centrifuge changes electronic uncapping device

Technical Field

The utility model relates to a centrifuge technical field particularly, relates to a centrifuge's hydraulic pressure changes electronic device of uncapping.

Background

Centrifuges are machines that utilize centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. The centrifugal machine is widely applied to chemical engineering, petroleum, food processing, pharmacy, mineral processing engineering, carbon, water treatment, nuclear energy industry, ships and other departments. The cover of the centrifuge is generally of a lifting type, manpower and material resources are wasted due to frequent manual opening, and some covers are heavy and inconvenient to operate practically.

Chinese patent No. 201720975104.3 relates to a power-assisted cover opening device of a centrifuge and a vertical centrifuge thereof. The utility model provides a centrifuge's helping hand uncapping device which characterized in that: the power-assisted cover opening device is arranged between a shell and an upper cover of a centrifugal machine, one side of the upper cover is hinged to a first hinge seat fixed on the shell through a first hinge shaft, the power-assisted cover opening device comprises a second hinge seat fixed on the shell, a sleeve is hinged to the second hinge seat through a second hinge shaft, a push rod is mounted in the sleeve in a telescopic sliding mode, an elastic part is pre-pressed between one end of the push rod and the sleeve, a power assisting arm is arranged on the upper cover, the power assisting arm and the upper cover are respectively located on two sides of the first hinge shaft, and the other end of the push rod is hinged to the power assisting arm through a movable hinge shaft; the position of the movable hinge shaft is positioned below the center connecting line of the first hinge shaft and the second hinge shaft when the upper cover is closed. The utility model has the effects that: the power-assisted uncovering device is reasonable in structure, when the upper cover is opened, the upper cover rotates around the first hinge shaft to enable the power-assisted arm to rotate around the first hinge shaft, and the movable hinge shaft is located below the center connecting line, so that the movable hinge shaft moves to enable the whole sleeve to swing, meanwhile, the ejector rod stretches out under the elastic force of the elastic piece, the ejector rod stretches out to generate elastic thrust to act on the power-assisted arm, the moment of the elastic thrust can force the upper cover to be opened, and therefore the operator can open the cover more easily. The movable hinge shaft is already positioned below the central connecting line when the upper cover is closed, so that the upper cover is under the action of opening moment in the whole opening process, and the opening moment can be overcome without spending much effort on an operator due to the pressing action during closing and the gravity action of the upper cover, so that the power-assisted cover opening device is labor-saving and time-saving.

However, the above utility model has the following disadvantages: (1) although partial force is saved when the telescopic rod power-assisted cover is opened and closed, the power assistance of the telescopic rod is still a laborious lever for the cover, no manpower is needed completely, the space occupied by the telescopic rod and the power-assisted wall is large, and inconvenience is possibly caused to the use of the centrifuge; (2) the closing of the cover needs manual operation to compress the matching of the handle and the top pressing block, and the cover is not simple and convenient enough during use, and wastes time and labor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hydraulic pressure of centrifuge changes electronic uncapping device to solve the existing device that proposes in the above-mentioned background art and has the telescopic link helping hand cover and open and close and save some power, but the helping hand of telescopic link still is the hard lever for the cover, can't accomplish to need the manpower totally, telescopic link and helping hand wall occupation space are great, may cause inconvenience to the use of centrifuge; the closure of cover needs manual operation to compress tightly the cooperation of handle and top briquetting, and is not simple and convenient enough during the use, the problem that wastes time and energy.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a centrifuge's hydraulic pressure changes electronic uncapping device, includes the centrifuge main part, the bottom one end fixedly connected with gear motor of centrifuge main part, the back lateral wall top of centrifuge main part is provided with the articulated arm, it has the centrifuge cover to rotate on the articulated arm to articulate, the inboard fixed mounting of the other end of centrifuge cover has inhales the piece, be provided with electromagnetic module in the centrifuge main part, the preceding lateral wall upper end fixed mounting of centrifuge main part has the cover switch, gear motor's output shaft is provided with the cable wire, the other end of cable wire and the one end fixed connection of centrifuge cover.

Furthermore, a torsion spring is arranged at the rotary hinge joint of the hinge arm and the centrifuge cover, the torsion spring is in an initial state when the centrifuge cover is opened, and the torsion spring is in a torsion state when the centrifuge cover is closed.

Furthermore, a reel is sleeved on an output shaft of the speed reducing motor, and the steel cable is fixedly tied to the reel.

Furthermore, a speed reduction motor forward and reverse rotation switch and an electromagnetic module switch are arranged in the cover switch.

Further, the speed reducing motor can rotate positively and negatively.

Further, the steel cable is arranged inside the side wall of the centrifuge body.

Furthermore, the speed reduction motor and the cover switch are electrically connected to form a complete control loop and are electrically connected with an external power supply.

The utility model discloses following beneficial effect has:

(1) the utility model discloses utilize the cable wire that sets up on the gear motor that can just reverse to realize opening of centrifuge cover closed, the torsion spring that articulated arm and the articulated department of rotation of centrifuge cover set up simultaneously, and torsion spring is in initial condition when the centrifuge cover is opened, and torsion spring is in torsional state when closing, thereby can accomplish automatic resilience and drive the centrifuge cover and open.

(2) The utility model discloses be provided with the electromagnetism and adsorb the switch, the centrifuge cover is closed firmly, and easy operation, only needs the cover switch can operation control electromagnetic module switch and gear motor just reverse, realizes opening of centrifuge cover closed, labour saving and time saving.

(3) The utility model discloses a junction of centrifuge cover and centrifuge main part only is provided with the articulated arm, and occupation space is little, can not influence centrifuge's normal use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a centrifuge cover opening structure of a hydraulic pressure-modified electric cover opening device of a centrifuge according to an embodiment of the present invention;

fig. 2 is a schematic side view of a cross-sectional structure of a centrifuge cover closing of a hydraulic pressure-modified electric uncapping device for a centrifuge according to an embodiment of the present invention;

fig. 3 is a schematic side view of a section structure of a centrifuge cover of a hydraulic pressure-modified electric cover opening device of a centrifuge according to an embodiment of the present invention.

Reference numerals:

1. a centrifuge body; 2. a reduction motor; 3. an articulated arm; 4. a centrifuge cover; 5. sucking blocks; 6. an electromagnetic module; 7. a cover switch; 8. a steel cord; 9. a reel.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

please refer to fig. 1-3, according to the utility model discloses a hydraulic pressure of centrifuge changes electronic uncapping device, including centrifuge main part 1, centrifuge main part 1's bottom one end fixedly connected with gear motor 2, centrifuge main part 1's back lateral wall top is provided with articulated arm 3, it has centrifuge cover 4 to rotate articulated on the articulated arm 3, the inboard fixed mounting of the other end of centrifuge cover 4 has inhales piece 5, be provided with electromagnetic module 6 on the centrifuge main part 1, centrifuge main part 1's preceding lateral wall upper end fixed mounting has cover switch 7, gear motor 2's output shaft is provided with cable wire 8, the other end of cable wire 8 and centrifuge cover 4's one end fixed connection.

Through the above scheme of the utility model, the opening and closing of the centrifuge cover 4 are realized through the winding and unwinding of the steel cable 8 connected between the speed reducing motor 2 and the centrifuge cover 4, the manual operation is not needed, and the time and the labor are saved; the centrifugal machine cover 4 is firmly closed by the matching of the electromagnetic module 6 and the suction block 5, so that potential safety hazards are avoided; meanwhile, the joint of the centrifuge cover 4 and the centrifuge body 1 is only provided with the articulated arm 3, so that the occupied space is small, and the normal use of the centrifuge can not be influenced.

Example two:

specifically, a torsion spring is arranged at the rotary hinge joint of the hinge arm 3 and the centrifuge cover 4, the torsion spring is in an initial state when the centrifuge cover 4 is opened, and the torsion spring is in a torsion state when the centrifuge cover 4 is closed; a reel 9 is sleeved on an output shaft of the speed reducing motor 2, and the steel cable 8 is fixedly tied on the reel 9; the steel cable 8 is arranged inside the side wall of the centrifuge body 1; the speed reducing motor 2 can rotate positively and negatively.

Through the technical scheme of the utility model, the scaling of the steel cable 8 arranged on the speed reducing motor 2 capable of rotating positively and negatively is utilized to realize the opening and closing of the centrifuge cover 4, meanwhile, the torsion spring arranged at the rotary hinged part of the connecting arm 3 and the centrifuge cover 4 is in an initial state when the centrifuge cover 4 is opened, and the torsion spring is in a torsion state when the centrifuge cover is closed, so that the automatic rebounding can be realized to drive the centrifuge cover 4 to open; the steel cable 8 is arranged inside the side wall of the centrifuge body 1 and cannot be exposed to cause mistaken collision.

Example three:

specifically, a speed reduction motor forward and reverse rotation switch and an electromagnetic module switch are arranged in the machine cover switch 7; the speed reducing motor 2 and the cover switch 7 are electrically connected to form a complete control loop and are electrically connected with an external power supply.

Through the technical scheme of the utility model, when the cover switch 7 operates the centrifugal cover 4 to open, the speed reducing motor 2 releases the steel cable 8, and the electromagnetic module 6 is powered off to release the suction block 5; when the cover switch 7 operates the centrifugal cover 4 to close, the speed reducing motor 2 retracts the steel cable 8, and meanwhile the electromagnetic module 6 is electrified to tightly suck the suction block 5.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the speed reducing motor 2 is firstly connected with an external power supply, and a torsion spring arranged at the rotary hinge joint of the hinge arm 3 and the centrifuge cover 4 is in an initial state when the centrifuge cover 4 is opened; when the cover switch 7 operates the centrifugal cover 4 to open, the speed reducing motor 2 releases the steel cable 8, and meanwhile, the electromagnetic module 6 is powered off to release the suction block 5, and the centrifugal cover 4 is opened by utilizing the automatic rebound of the torsion spring; when the cover switch 7 operates the centrifuge cover 4 to be closed, the speed reducing motor 2 retracts the steel cable 8, and meanwhile, the electromagnetic module 6 is electrified to tightly suck the suction block 5, so that the centrifuge cover 4 is tightly closed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a centrifuge's hydraulic pressure changes electronic uncapping device, includes centrifuge main part (1), its characterized in that: the utility model discloses a centrifuge, including centrifuge body (1), the back lateral wall top of centrifuge body (1) is provided with articulated arm (3), it has centrifuge cover (4) to rotate articulated on articulated arm (3), the inboard fixed mounting of the other end of centrifuge cover (4) inhales piece (5), be provided with electromagnetic module (6) on centrifuge body (1), the preceding lateral wall upper end fixed mounting of centrifuge body (1) has cover switch (7), the output shaft of gear motor (2) is provided with cable wire (8), the other end of cable wire (8) and the one end fixed connection of centrifuge cover (4).

2. The hydraulic-tamper electric lid opening device of a centrifuge according to claim 1, characterized in that: the rotary hinge joint of the hinge arm (3) and the centrifuge cover (4) is provided with a torsion spring, the torsion spring is in an initial state when the centrifuge cover (4) is opened, and the torsion spring is in a torsion state when the centrifuge cover (4) is closed.

3. The hydraulic-tamper electric lid opening device of a centrifuge according to claim 1, characterized in that: a reel (9) is sleeved on an output shaft of the speed reducing motor (2), and the steel cable (8) is fixedly tied to the reel (9).

4. The hydraulic-tamper electric lid opening device of a centrifuge according to claim 1, characterized in that: the cover switch (7) is internally provided with a speed reducing motor forward and reverse rotation switch and an electromagnetic module switch.

5. The hydraulic-tamper electric lid opening device of a centrifuge according to claim 1, characterized in that: the speed reducing motor (2) can rotate positively and negatively.

6. The hydraulic-tamper electric lid opening device of a centrifuge according to claim 1, characterized in that: the speed reducing motor (2) is electrically connected with the cover switch (7) to form a complete control loop and is electrically connected with an external power supply.

7. The hydraulic-tamper electric lid opening device of a centrifuge according to claim 1, characterized in that: the steel cable (8) is arranged inside the side wall of the centrifuge main body (1).

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