CN217755860U - A dense phase pneumatic conveying pump suitable for heavy calcium powder - Google Patents

Abstract

The utility model discloses a dense-phase pneumatic conveying pump suitable for heavy calcium powder, comprising a material receiving tank, an indicator table is fixedly installed on the outer side of the material receiving tank, and a discharge pipe is fixedly installed at the lower end of the material receiving tank , the upper end of the receiving tank is movably installed with a driving cylinder, the upper end of the receiving tank is fixedly installed with a feeding port, the inner side of the feeding port is movably installed with a protective cover, and the upper end of the receiving tank is movably installed There is a pressure relief valve, a fixed joint is fixedly installed in the pressure relief valve, a movable joint is movably installed at the lower end of the fixed joint, a spring is movably installed between the movable joint and the fixed joint, and the lower end of the pressure relief valve is movably installed with a spring. An air inlet is fixedly installed, and a pressure relief channel is fixedly installed on the outside of the pressure relief valve. The dense phase pneumatic conveying pump suitable for heavy calcium powder has a simple structure of the whole device, which is convenient for use, can be used better, can better transport heavy calcium powder, improve the working speed, and help reduce costs. .

Description

A dense phase pneumatic conveying pump suitable for heavy calcium powder

technical field

The utility model relates to the technical field of conveying pumps, in particular to a dense-phase pneumatic conveying pump suitable for heavy calcium powder.

Background technique

The transfer pump is usually used to transfer fluid at low pressure. The positive pressure dense phase pneumatic conveying system has the advantages of simple system, flexible layout, reliable operation, high degree of automation, low system investment, high ash-gas ratio, low flow rate, small maintenance workload and annual The operating cost is low. The positive pressure dense phase flow Taihua pneumatic ash removal system is developed by combining flow Taihua and gas-solid two-phase flow technology. According to the principle of pneumatic conveying of solid-gas two-phase flow, the static pressure and dynamic pressure of compressed air are used to convey high-concentration and high-efficiency conveying. The conveyed materials are in bulk, so there is no need for packaging and unloading. Regardless of the size, it requires fewer operators, and it can also realize full automation without management, so it requires less labor costs.

However, due to the small volume and high density of the filling material of heavy calcium powder under the same filling amount, the existing dense-phase pneumatic conveying pumps on the market will have too much internal pressure when conveying it, which will easily lead to failure of normal operation. The work of conveying, and the common conveying pumps are designed with upward structure, which is inconvenient to convey heavy calcium powder, which reduces the conveying speed of the whole equipment, and also reduces the speed and efficiency of work, increasing the number of staff to work The difficulty of the work at the time increases the cost input of the enterprise to a certain extent when it is in production.

Utility model content

The purpose of this utility model is to provide a kind of dense-phase pneumatic conveying pump that is suitable for heavy calcium powder, to solve the above-mentioned background technology, because heavy calcium powder has a small volume and a large density of filling material under the same filling amount, the existing market When the dense-phase pneumatic conveying pump is conveying it, the internal pressure is too large, which may easily lead to the failure of normal conveying work, and the common conveying pumps are designed with upward structure, which is inconvenient for heavy calcium powder. The transportation reduces the conveying speed of the entire equipment, and also reduces the speed and efficiency of the work, increases the difficulty of the work of the staff when they are working, and to a certain extent increases the problem of cost investment when the enterprise is in production.

In order to achieve the above purpose, the utility model provides the following technical solutions: a dense-phase pneumatic conveying pump suitable for heavy calcium powder, including a receiving tank, an indicator meter is fixedly installed on the outside of the receiving tank, and the receiving tank The lower end of the material receiving tank is fixedly equipped with a discharge pipe, the upper end of the material receiving tank is movably installed with a driving cylinder, the upper end of the material receiving tank is fixedly installed with a feeding port, and the inner side of the feeding port is movably installed with a protective cover. A pressure relief valve is movably installed on the upper end of the receiving tank, a fixed joint is fixedly installed in the pressure relief valve, a movable joint is movably installed at the lower end of the fixed joint, and a spring is movably installed between the movable joint and the fixed joint. , the lower end of the pressure relief valve is fixedly equipped with an air inlet, and the outer side of the pressure relief valve is fixedly equipped with a pressure relief channel.

Preferably, the upper end of the receiving tank is designed in a cylindrical structure, and the lower end is designed in a circular truncated structure, and at least three indicators are arranged symmetrically on the outside of the receiving tank, and the diameter of the lower end of the receiving tank is larger than the diameter of the discharge pipe.

Preferably, a connecting pipe is movably installed between the driving cylinder and the receiving tank, and the feeding inlet at the upper end of the receiving tank is designed in a cylindrical structure, and two sets of mutually symmetrical positioning grooves are opened inside the feeding inlet.

Preferably, a fixed block is fixedly installed at the lower end of the protective cover, and the fixed block is designed as a cylindrical structure protruding outward, and a sealing ring is fixedly installed at the lower end of the protective cover.

Preferably, the size of the fixed joint in the pressure relief valve is larger than the size of the air inlet, and the size of the air inlet is greater than or equal to the size of the movable joint.

Preferably, the pressure relief channel and the air inlet are designed at right angles, and the air inlet is provided with an inwardly protruding stopper.

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

1. The dense-phase pneumatic conveying pump suitable for heavy calcium powder adds an upper-end driven air pump capable of energy transportation, which can carry out the work of feeding materials after the materials are installed, better use and reduce the difficulty of work;

2. The dense-phase pneumatic conveying pump suitable for heavy calcium powder has added a pressure relief valve that can better perform pressure relief work, which can better perform pressure relief work and help the internal transportation work better. Help improve the efficiency of the entire work;

3. The dense-phase pneumatic conveying pump suitable for heavy calcium powder has a simple structure and is convenient for use. At the same time, it can be used better, and it can better transport heavy calcium powder and improve the working speed. Help reduce costs.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a structural schematic diagram of the utility model pressure relief valve;

Fig. 3 is a schematic diagram of the connection structure of the utility model.

In the figure: 1. Receiving tank; 2. Instruction table; 3. Outlet pipe; 4. Driving cylinder; 5. Inlet; 6. Protective cover; 7. Pressure relief valve; 8. Fixed joint; 9. Activity Joint; 10, spring; 11, air inlet; 12, pressure relief channel; 13, positioning groove; 14, fixed block; 15, sealing ring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a dense-phase pneumatic conveying pump suitable for heavy calcium powder, including a receiving tank 1, and an indicator meter 2 is fixedly installed on the outside of the receiving tank 1. The lower end of the material tank 1 is fixedly equipped with a discharge pipe 3, the upper end of the material receiving tank 1 is movably installed with a drive cylinder 4, the upper end of the material receiving tank 1 is fixedly installed with a feed port 5, and the inner side of the feed port 5 is movably installed with a protective cover. Cover 6, the upper end of the receiving tank 1 is movably equipped with a pressure relief valve 7, the pressure relief valve 7 is fixedly installed with a fixed joint 8, and the lower end of the fixed joint 8 is movably installed with a movable joint 9, between the movable joint 9 and the fixed joint 8 A spring 10 is movable installed, an air inlet 11 is fixedly installed at the lower end of the pressure relief valve 7, and a pressure relief channel 12 is fixedly installed on the outside of the pressure relief valve 7;

Further, the upper end of the receiving tank 1 is designed with a cylindrical structure, and the lower end is designed as a circular truncated structure, and at least three indicators 2 are arranged symmetrically on the outside of the receiving tank 1, and the diameter of the lower end of the receiving tank 1 is larger than that of the discharge pipe 3 The diameter can better carry out the work of discharging;

Further, a connecting pipe is movably installed between the drive cylinder 4 and the receiving tank 1, and the feeding port 5 at the upper end of the receiving tank 1 is designed in a cylindrical structure, and two sets of mutually symmetrical positioning holes are provided inside the feeding port 5. Groove 13 can better carry out mutual fixing work;

Further, the lower end of the protective cover 6 is fixedly equipped with a fixed block 14, and the fixed block 14 is designed as a cylindrical structure protruding outwards, and the lower end of the protective cover 6 is fixedly installed with a sealing ring 15, which increases the distance between each other after installation. stability;

Further, the size of the fixed joint 8 in the pressure relief valve 7 is larger than the size of the air inlet 11, and the size of the air inlet 11 is greater than or equal to the size of the movable joint 9, which can better perform the pressure relief work;

Further, the pressure relief channel 12 and the air inlet 11 are designed at right angles, and the air inlet 11 is provided with an inwardly protruding stopper, which can better block and facilitate rebound.

Working principle: First, choose a suitable location to fix the whole device. After the installation is completed, connect the air source of the equipment, remove the protective cover 6, and add the materials to be conveyed to the receiving material through the feeding port 5. In the tank 1, the fixed block 14 and the sealing ring 15 on the protective cover 6 and the positioning groove 13 inside the feed port 5 are fixed to each other, and the driving cylinder 4 is started, and gas is added to the receiving tank 1 at the same time. , the extruded material is transported through the discharge pipe 3. When the internal air pressure is too high, the movable joint 9 can be squeezed to lift it under the spring 10, and the internal gas pressure relief channel 12 can be discharged. The structure of the whole device is simple, it is convenient to use, and at the same time, it can be used better, and it can better transport the heavy calcium powder, improve the working speed and help reduce the cost.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a dense phase air conveying pump suitable for heavy calcium powder, includes the receipts material jar, its characterized in that: receive the outside fixed mounting of material jar and have the instruction table, the lower extreme fixed mounting of material jar has the discharging pipe, the upper end movable mounting of material jar is received and is driven actuating cylinder, the upper end fixed mounting of material jar is received the feed inlet, the inboard movable mounting of feed inlet has the protective cover, the upper end movable mounting of material jar is received the relief valve, fixed mounting has fixed joint in the relief valve, fixed joint's lower extreme movable mounting has the movable joint, movable mounting has the spring between movable joint and the fixed joint, the lower extreme fixed mounting of relief valve has the air inlet, the outside fixed mounting of relief valve has the pressure release passageway.

2. The dense-phase pneumatic conveying pump suitable for heavy calcium powder as claimed in claim 1, which is characterized in that: the cylindrical structural design in receipts material jar upper end, the lower extreme is round platform column structural design, and receives the outside symmetry of material jar and be provided with at least three instruction table to the diameter of receiving the material jar lower extreme is greater than the diameter of discharging pipe.

3. The concentrated phase pneumatic conveying pump suitable for heavy calcium powder according to claim 1, characterized in that: drive actuating cylinder and receive movable mounting between the material jar and have the connecting pipe, and receive the feed inlet of material jar upper end and be cylindrical structural design to the constant head tank of two sets of mutual symmetries is seted up to the feed inlet inboard.

4. The dense-phase pneumatic conveying pump suitable for heavy calcium powder as claimed in claim 1, which is characterized in that: the lower extreme fixed mounting of protective cover has the fixed block, and the fixed block is outside bellied cylindrical structure design to the lower extreme fixed mounting of protective cover has the sealing washer.

5. The concentrated phase pneumatic conveying pump suitable for heavy calcium powder according to claim 1, characterized in that: the size of the fixed joint in the pressure relief valve is larger than that of the air inlet, and the size of the air inlet is larger than or equal to that of the movable joint.

6. The concentrated phase pneumatic conveying pump suitable for heavy calcium powder according to claim 1, characterized in that: the pressure relief channel and the air inlet are designed in a right-angle structure, and a stop block protruding inwards is arranged in the air inlet.

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