Material level alarm storage tank

Abstract

The utility model relates to the technical field of material level alarming, in particular to a material level alarming material storage tank which comprises a tank body, feeding pipes, an outlet flange, supporting feet, a lifting mechanism, an alarming mechanism, a position adjusting mechanism and a material probing mechanism, the whole tank body is arranged in a hole shrinkage mode from top to bottom, the feeding pipes are symmetrically arranged at the top end of the tank body, and the two ends of each feeding pipe are perpendicular to each other. By means of the square through holes formed in different positions of the tank body, the material probing mechanism can be placed at different positions, material probing at different positions in the tank body is achieved, and through cooperation of the tension spring and the position adjusting mechanism, material probing can be achieved at different positions in the tank body. Material level alarm operation can be achieved for material detecting mechanisms at different positions, and the alarm distance of materials can be adjusted through the lifting mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of material level alarm, and particularly relates to a material level alarm storage tank. Background Art

[0002] In actual production, when storing powdery or granular materials in a storage tank, the materials entering from the feed inlet will accumulate at the feed inlet. If feeding continues, the accumulated materials will pour to other positions and gradually fill the storage tank until it is full. When it is necessary to carry out material level alarm to ensure that there is enough remaining space in the storage tank to meet the actual storage needs, the existing technology does not disclose how to carry out material level alarm for powdery materials that are prone to accumulation.

[0003] Chinese patent document with publication number CN217919515U discloses a storage tank cleaning device and a storage tank, which uses a blower to introduce air into the storage tank to dry the residual moisture in the storage tank, effectively solving the danger existing in manual cleaning of the inner wall of the storage tank, but does not disclose how to realize the material level alarm function of the storage tank.

[0004] In summary, how to design a material level alarm storage tank that can effectively alarm according to the actual material level situation for powdery materials that are prone to accumulation has become a problem to be solved at present. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a material level alarm storage tank to solve the above problems.

[0006] To achieve the above purpose, the following technical solutions are provided:

[0007] A material level alarm storage tank for reminding personnel whether the material level in the storage tank reaches a fixed position, comprising: a tank body, a feed pipe, an outlet flange, support feet, a lifting mechanism, an alarm mechanism, a position adjustment mechanism and a material detection mechanism. The tank body is arranged with a reduced diameter from top to bottom, and the feed pipes are symmetrically arranged at its top end. The two ends of the feed pipe are perpendicular to each other and are respectively connected to the outside and the inside of the tank body. The bottom of the tank body is fixedly connected to the outlet flange. A square through hole is also opened at the top of the tank body. At least a part of the material detection mechanism passes through the square through hole and extends into the tank body. The material detection mechanism also has the freedom of movement along the opening direction of the square through hole. The alarm mechanism is correspondingly located above the material detection mechanism. The alarm mechanism includes a buzzer and a first proximity switch. A second proximity switch is arranged on the material detection mechanism. When the distance between the first proximity switch and the second proximity switch is lower than a fixed value, the buzzer alarms.

[0008] Preferably, a connecting ring is further fixed on the side wall of the tank body. A plurality of supporting feet are arranged on the bottom surface of the connecting ring along its circumferential direction. The storage tank further includes a positioning ring provided with an opening. Each of the supporting feet passes through the opening of the positioning ring and is fixed to the positioning ring for connecting the plurality of supporting feet.

[0009] Preferably, an adjusting frame is further bolted to the top of the tank body. The top surface of the tank body is circular. The adjusting frame is arranged along the radial direction of the top surface of the tank body. The lifting mechanism includes a lead screw, a rod sleeve and a knob. The rod sleeve is arranged on the top surface of the tank body. The knob is arranged on the top surface of the adjusting frame. The top end of the lead screw passes through the adjusting frame and is fixed to the knob. The bottom end of the lead screw is arranged in the rod sleeve.

[0010] Preferably, the alarm mechanism further includes a movable seat, a tension spring, a side plate, a top plate and a stretching member. The movable seat is threadedly connected to the lead screw. Thus, the lead screw can drive the movable seat to lift by rotation. The tension springs are symmetrically fixed to the left and right sides of one end of the movable seat. The side plate is fixedly connected to the side wall of the movable seat. Its bottom is bent towards the direction of the tension spring and abuts against the tension spring. The top plate is fixed to the end of the tension spring away from the movable seat. One end of the stretching member is fixed to the top plate and the other end is bent towards the top plate. The alarm mechanism further includes a buzzer switch. The first proximity switch is limitedly arranged on the stretching member. The buzzer is electrically connected to the buzzer switch and both are arranged on the top of the first proximity switch.

[0011] Preferably, a sliding groove is further opened on the side wall of the adjusting frame along its length direction. The position adjusting mechanism includes a sliding member and a connecting plate which are bolted together. The bottom of the connecting plate abuts against the bent part of the stretching member. Blocking parts are arranged towards each other on the upper and lower sides of the notch of the sliding groove. There is a gap between the two side blocking parts. One end of the sliding member passes through the gap between the blocking parts and protrudes upwards and downwards respectively in the vertical direction. A friction pad is further arranged on the blocking part on the lower side of the sliding groove for providing damping.

[0012] Preferably, when the sliding member abuts against the friction pad, the part protruding downwards thereof abuts against the bottom wall of the sliding groove, and there is a fixed distance between the part protruding upwards and the top wall of the sliding groove.

[0013] Preferably, a flip cover assembly is further arranged at the square through hole at the top of the tank body. The flip cover assembly includes a handle, a flip plate, a rotating shaft and a shaft seat. The handle is fixed to the top surface of the flip plate. One end of the flip plate is fixed to the rotating shaft. The rotating shaft is limitedly arranged in the shaft seat.

[0014] Preferably, the material detecting mechanism further includes a detecting rod, a fixing ring, a supporting plate, a square frame and a detecting head. The supporting plate and the fixing ring are both sleeved on the detecting rod. There are two fixing rings, which are respectively located on the upper and lower sides of the supporting plate. The second proximity switch is arranged at the top end of the detecting rod. The square frame is fixed to the bottom of the supporting plate. The bottom end of the detecting rod passes through the square frame and is fixed to the detecting head. The detecting head is of a conical structure as a whole, and its bottom surface is arranged as a plane.

[0015] Preferably, the bottom surface of the supporting plate is square, and its side length is greater than the side length of the square through hole.

[0016] The beneficial effects of the present utility model are as follows:

[0017] 1. Through the square through holes opened at different positions of the tank body of the present utility model, the material detecting mechanism can be placed at different positions, so as to realize material detection at different positions in the tank. Moreover, through the cooperation of the tension spring and the position adjusting mechanism, the material level alarm operation can be realized for the material detecting mechanisms at different positions, and the alarm distance of the material can be adjusted through the lifting mechanism.

[0018] 2. Through the arrangement of the fixing ring of the present utility model, when the detecting rod is jacked up and floats by the material, after reaching a certain degree, the square frame is driven to move together by the fixing ring, so as to prevent false alarms caused by the too fast floating of the detecting rod due to the loose material. Description of the Drawings

[0019] Figure 1 is a schematic structural diagram of the present utility model;

[0020] Figure 2 is Figure 1 a schematic enlarged view of the structure at A in

[0021] Figure 3 a schematic diagram of the cooperation between the alarm mechanism and the position adjusting mechanism;

[0022] Figure 4 is a schematic partial structure of the present utility model Figure 1 ;

[0023] Figure 5 is a schematic partial structure of the present utility model Figure 2 ;

[0024] Figure 6 is a schematic diagram of the cooperation between the lifting mechanism and the adjusting frame;

[0025] Figure 7 is a schematic structural diagram of the material detecting mechanism;

[0026] In the figure:

[0027] 1 - Tank body, 101 - Square through - hole, 102 - Adjusting frame, 103 - Sliding groove, 104 - Blocking part, 105 - Friction pad, 106 - Handle, 107 - Flap, 108 - Rotating shaft, 109 - Shaft seat;

[0028] 2 - Feed pipe;

[0029] 3 - Outlet flange;

[0030] 401 - Leg, 402 - Connecting ring, 403 - Positioning ring;

[0031] 5 - Lifting mechanism, 501 - Lead screw, 502 - Rod sleeve, 503 - Knob;

[0032] 601 - Buzzer, 602 - First proximity switch, 603 - Movable seat, 604 - Tension spring, 605 - Side plate, 606 - Top plate, 607 - Tensile part, 608 - Buzzer switch;

[0033] 701 - Sliding part, 702 - Connecting plate;

[0034] 801 - Second proximity switch, 802 - Probe rod, 803 - Fixed ring, 804 - Support plate, 805 - Square frame, 806 - Probe head. Detailed implementation mode

[0035] Next, in combination with the embodiments of the present utility model, the technical solutions in the schematic diagrams of the embodiments of the present utility model will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0036] As Figure 1-7As shown in the figure, a material level alarm storage tank is used to remind personnel whether the material level in the storage tank reaches a fixed position, and includes: a tank body 1, a feed pipe 2, an outlet flange 3, support feet 401, a lifting mechanism 5, an alarm mechanism, a position adjusting mechanism, and a material detecting mechanism. The tank body 1 is arranged with a reduced diameter from top to bottom. Feed pipes 2 are symmetrically arranged at its top end. The two ends of the feed pipe 2 are arranged perpendicular to each other and are respectively connected to the outside and the inside of the tank body 1. The bottom of the tank body 1 is fixedly connected to the outlet flange 3. A square through hole 101 is also opened at the top of the tank body 1. At least a part of the material detecting mechanism passes through the square through hole 101 and extends into the tank body 1. The material detecting mechanism also has a degree of freedom of movement along the opening direction of the square through hole 101. The alarm mechanism is correspondingly located above the material detecting mechanism. The alarm mechanism includes a buzzer 601 and a first proximity switch 602. A second proximity switch 801 is arranged on the material detecting mechanism. When the distance between the first proximity switch 602 and the second proximity switch 801 is lower than a fixed value, the buzzer 601 gives an alarm. Through the square through holes 101 opened at different positions of the tank body 1, the material detecting mechanism can be placed at different positions, so as to detect the material level at different positions in the tank. Furthermore, through the cooperation of the tension spring 604 and the position adjusting mechanism, the material level alarm operation can be realized for the material detecting mechanisms at different positions, and the alarm distance of the material can be adjusted through the lifting mechanism.

[0037] In some embodiments, a connecting ring 402 is also fixedly arranged on the side wall of the tank body 1. A plurality of support feet 401 are arranged along the circumferential direction of the bottom surface of the connecting ring 402. The storage tank further includes a positioning ring 403 provided with openings. Each support foot 401 passes through the opening of the positioning ring 403 and is fixed to the positioning ring 403 for connecting the plurality of support feet 401.

[0038] In some embodiments, an adjusting frame 102 is also bolted to the top of the tank body 1. The top surface of the tank body 1 is circular. The adjusting frame 102 is arranged along the radial direction of the top surface of the tank body 1. The lifting mechanism includes a lead screw 501, a rod sleeve 502, and a knob 503. The rod sleeve 502 is arranged on the top surface of the tank body 1. The knob 503 is arranged on the top surface of the adjusting frame 102. The top end of the lead screw 501 passes through the adjusting frame 102 and is fixed to the knob 503. The bottom end of the lead screw 501 is arranged in the rod sleeve 502.

[0039] In some embodiments, the alarm mechanism further includes a movable seat 603, a tension spring 604, side plates 605, a top plate 606, and a stretching member 607. The movable seat 603 is threadedly connected to the lead screw 501. Thus, the lead screw 501 can drive the movable seat 603 to move up and down by rotation. The tension springs 604 are symmetrically fixed to the left and right sides of one end of the movable seat 603. The side plates 605 are fixedly connected to the side wall of the movable seat 603, and the bottom thereof is bent towards the direction of the tension spring 604 and abuts against the tension spring 604. The top plate 606 is fixed to the end of the tension spring 604 away from the movable seat 603. One end of the stretching member 607 is fixed to the top plate 606, and the other end is bent towards the top plate 606. The alarm mechanism further includes a buzzer switch 608. The first proximity switch 602 is limitedly arranged on the stretching member 607. The buzzer 601 is electrically connected to the buzzer switch 608, and both are arranged on the top of the first proximity switch 602;

[0040] In some embodiments, a sliding groove 103 is further formed along the length direction on the side wall of the adjusting frame 102. The position adjusting mechanism includes a sliding member 701 and a connecting plate 702, which are bolted together. The bottom of the connecting plate 702 abuts against the bent part of the stretching member 607. Blocking parts 104 are arranged oppositely on the upper and lower sides of the notch of the sliding groove 103. There is a gap between the two side blocking parts 104. One end of the sliding member 701 passes through the gap between the blocking parts 104 and protrudes upward and downward respectively in the vertical direction. A friction pad 105 is further arranged on the blocking part 104 on the lower side of the sliding groove 103 for providing damping;

[0041] In some embodiments, when the sliding member 701 abuts against the friction pad 105, the downward protruding part thereof abuts against the bottom wall of the sliding groove 103, and there is a fixed distance between the upward protruding part and the top wall of the sliding groove 103;

[0042] In some embodiments, a flip cover assembly is further arranged at the square through hole 101 at the top of the tank body 1. The flip cover assembly includes a handle 106, a flip plate 107, a rotating shaft 108, and a shaft seat 109. The handle 106 is fixed to the top surface of the flip plate 107. One end of the flip plate 107 is fixed to the rotating shaft 108. The rotating shaft 108 is limitedly arranged in the shaft seat 109;

[0043] In some embodiments, the material detecting mechanism further includes a detecting rod 802, a fixing ring 803, a support plate 804, a square frame 805 and a probe 806. The support plate 804 and the fixing ring 803 are both sleeved on the detecting rod 802. There are two fixing rings 803, which are respectively located on the upper and lower sides of the support plate 804. The second proximity switch 801 is arranged at the top end of the detecting rod 802. The square frame 805 is fixed to the bottom of the support plate 804. The bottom end of the detecting rod 802 passes through the square frame 805 and is fixed to the probe 806. The probe 806 is integrally in a conical structure, and its bottom surface is flat. Through the arrangement of the fixing ring 803, when the detecting rod 802 is lifted and floated by the material, after reaching a certain degree, the square frame 805 is driven to move together through the fixing ring 803, preventing false alarms caused by the detecting rod 802 floating too fast due to the loose material.

[0044] In some embodiments, the bottom surface of the support plate 804 is square, and its side length is greater than the side length of the square through hole 101.

Claims

1. A material level alarm storage tank, used to remind personnel whether the material level in the storage tank has reached a fixed position, characterized in that: include: A tank body, a feed pipe, an outlet flange, a support leg, a lifting mechanism, an alarm mechanism, a position adjustment mechanism and a material detection mechanism. The tank body is arranged with a reduced diameter from top to bottom as a whole, and a feed pipe is symmetrically arranged on its top. The two ends of the feed pipe are arranged perpendicular to each other, and are respectively connected with the outside and the inside of the tank body. The bottom of the tank body is fixedly connected to the outlet flange. A square through hole is also opened on the top of the tank body. At least a part of the material detection mechanism passes through the square through hole and extends into the tank body. The material detection mechanism also has the freedom to move along the opening direction of the square through hole. The alarm mechanism is correspondingly located above the material detection mechanism. The alarm mechanism includes a buzzer and a first proximity switch. The material detection mechanism is provided with a second proximity switch. When the distance between the first proximity switch and the second proximity switch is lower than a fixed value, the buzzer alarms.

2. A material level alarm storage tank according to claim 1, characterized in that: A connecting ring is also fixed on the side wall of the tank body, and a plurality of supporting legs are arranged on the bottom surface of the connecting ring along its circumference. The storage tank also includes a positioning ring with an opening, and each of the supporting legs passes through the opening of the positioning ring and is fixed to the positioning ring, so as to connect the plurality of supporting legs.

3. A material level alarm storage tank according to claim 2, characterized in that: An adjustment frame is also bolted to the top of the tank body, the top surface of the tank body is circular, and the adjustment frame is arranged radially along the top surface of the tank body. The lifting mechanism includes a screw rod, a rod sleeve and a knob, the rod sleeve is arranged on the top surface of the tank body, the knob is arranged on the top surface of the adjustment frame, the top end of the screw rod passes through the adjustment frame and is fixed to the knob, and the bottom end of the screw rod is arranged in the rod sleeve.

4. A material level alarm storage tank according to claim 3, characterized in that: The alarm mechanism also includes a movable seat, a tension spring, a side plate, a top plate, and a stretching member. The movable seat is threadedly connected to the screw rod, and the screw rod can drive the movable seat to rise and fall by rotating. The tension spring is symmetrically fixed on the left and right sides of one end of the movable seat. The side plate is fixedly connected to the side wall of the movable seat, and its bottom is bent in the direction of the tension spring and abuts against the tension spring. The top plate is fixed to the end of the tension spring away from the movable seat. One end of the stretching member is fixed to the top plate, and the other end is bent toward the top plate. The alarm mechanism also includes a buzzer switch. The first proximity switch limit is set on the stretching member. The buzzer is electrically connected to the buzzer switch, and both are set on the top of the first proximity switch.

5. A material level alarm storage tank according to claim 4, characterized in that: The side wall of the adjustment frame is also provided with a sliding groove along its length direction. The position adjustment mechanism includes a sliding member and a connecting plate, which are bolted together. The bottom of the connecting plate abuts against the bent part of the stretching member. Blocking parts are arranged on the upper and lower sides of the notch of the sliding groove facing each other. There is a gap between the blocking parts on both sides. One end of the sliding member passes through the gap between the blocking parts and protrudes upward and downward in the vertical direction respectively. A friction pad is also provided on the blocking part on the lower side of the sliding groove to provide damping.

6. A material level alarm storage tank according to claim 5, characterized in that: When the sliding member contacts the friction pad, the downwardly protruding portion contacts the bottom wall of the sliding groove, and the upwardly protruding portion is at a fixed distance from the top wall of the sliding groove.

7. A material level alarm storage tank according to claim 6, characterized in that: A flip cover assembly is also provided at the square through hole on the top of the tank body. The flip cover assembly includes a handle, a flap, a rotating shaft and an axle seat. The handle is fixed to the top surface of the flap, one end of the flap is fixed to the rotating shaft, and the rotating shaft limiter is set in the axle seat.

8. A material level alarm storage tank according to claim 7, characterized in that: The material detection mechanism also includes a detection rod, a fixed ring, a support plate, a square frame and a probe. The support plate and the fixed ring are both mounted on the detection rod. There are two fixed rings, which are respectively located on the upper and lower sides of the support plate. The second proximity switch is arranged at the top of the detection rod. The square frame is fixed to the bottom of the support plate. The bottom end of the detection rod passes through the square frame and is fixed to the probe. The probe is a conical structure as a whole, and its bottom surface is arranged in a plane.

9. A material level alarm storage tank according to claim 8, characterized in that: The bottom surface of the support plate is a square, and the side length of the support plate is greater than the side length of the square through hole.

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