Delivery pump of concrete spreader

Abstract

The utility model discloses a delivery pump of a concrete spreader, which comprises a pump box, a delivery pump is arranged on the pump box, a driving device is arranged below the pump box, and the driving device consists of a driving motor and a speed reducer; two first supports and two second supports are arranged at the lower end of the pump box, the first supports and the second supports are arranged on the front side and the rear side of the pump box respectively, rotating shafts are arranged on the first supports, and the arranged pump box, the conveying pump, the first supports, the second supports, the rotating shafts, a driving chain wheel, a movable crawler belt, a driven chain wheel and a driving device are used in a combined mode. The device is compact in structure and small in appearance size, the working mode of driving through the driving motor and the speed reducer is adopted, the whole device can be conveniently transferred to all positions needing to be reached through the arranged movable crawler belt, the conveying pump can be moved according to specific operation tasks, operation is convenient, and pumping operation can be conducted within a large range.

Description

Technical Field

[0001] The utility model relates to the technical field of delivery pumps, and specifically relates to a delivery pump for a concrete placing boom. Background Art

[0002] In the related technology, a conveying pump is a material conveying equipment that continuously transports materials that meet the pumping conditions to the production site through horizontally or vertically laid pipelines. It uses an electric motor or a diesel engine as power and is widely used in various fields.

[0003] In the process of implementing the embodiments of the present disclosure, it is found that there are at least the following problems in the related art:

[0004] The existing piston concrete pump is in use. The concrete pump currently used in the market is fixed in position during use. When it needs to be transferred, workers have to move it manually, which has the problem of inconvenience in movement. It can only be used for pumping in a small range, which is inconvenient to use. Utility Model Content

[0005] The purpose of the utility model is to provide a delivery pump for a concrete placing boom to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a delivery pump of a concrete placing boom, comprising a pump box, a delivery pump is arranged on the pump box, a driving device is arranged under the pump box, and the driving device is composed of a driving motor and a reducer; a first bracket and a second bracket are arranged at the lower end of the pump box, the number of the first bracket and the second bracket are both 2, and they are respectively arranged at the front and rear sides of the pump box, a rotating shaft is arranged on the first bracket, the rotating shaft is connected to the driving device, and driving sprockets are arranged at both ends of the rotating shaft; a moving crawler is sleeved on the driving sprocket, and a driven sprocket is arranged on the inner side of the moving crawler, and the driven sprocket is arranged between the two second brackets.

[0007] Preferably, a foot brake is provided on the side wall of the pump box, the driving end of the foot brake extends downward, and the number of the foot brakes is greater than 2 and is evenly arranged on the front and rear sides of the pump box.

[0008] Preferably, the pump box is composed of an aluminum alloy frame and a protective plate, and reinforcing ribs are provided between each support rod of the aluminum alloy frame.

[0009] Preferably, a limit plate is provided on the pump box, and the limit plate fixes the delivery pump, and the lower end of the limit plate is connected to the pump box by a fixing bolt.

[0010] Preferably, a fixing seat is provided at the upper end of the pump box, a pillar is provided on the fixing seat, a fixing clamp is provided on the pillar, and a pull tube is clamped on the fixing clamp.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the pump box, delivery pump, first bracket, second bracket, rotating shaft, driving sprocket, mobile crawler, driven sprocket and driving device are used in combination, with a compact structure and small external dimensions. It adopts a driving motor and a reducer to drive the working mode. The mobile crawler is convenient for the overall device to be transferred to the required position in various places. The delivery pump can be moved according to the specific work task, which is convenient for the operation and can carry out pumping operations in a large range. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a main schematic diagram of the utility model;

[0013] Figure 2 It is a side view schematic diagram of the utility model.

[0014] In the figure: 1. pump box; 2. delivery pump; 3. first bracket; 4. second bracket; 5. rotating shaft; 6. driving sprocket; 7. moving track; 8. driven sprocket; 9. foot brake; 10. limit plate; 11. fixed seat; 12. support; 13. fixing clamp; 14. pull pipe; 15. driving device. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figure 1-2The utility model provides a technical solution: a delivery pump of a concrete placing boom, comprising a pump box 1, a delivery pump 2 is arranged on the pump box 1, a driving device 15 is arranged under the pump box 1, and the driving device is composed of a driving motor and a reducer; a first bracket 3 and a second bracket 4 are arranged at the lower end of the pump box 1, the number of the first bracket 3 and the second bracket 4 are both 2, and they are respectively arranged at the front and rear sides of the pump box 1, a rotating shaft 5 is arranged on the first bracket 3, the rotating shaft 5 is connected to the driving device 15, and driving sprockets 6 are arranged at both ends of the rotating shaft 5; a moving crawler 7 is sleeved on the driving sprocket 6, and the moving crawler 7 refers to an annular chain belt on which a track-type vehicle travels, which is driven by the driving sprocket 6 and is a flexible chain ring around the driving sprocket 6, the road wheel, the inducer wheel and the supporting wheel. The moving crawler 7 is composed of a track shoe and a track pin, etc. The track pin connects the track shoes to form a track chain ring. There are holes at both ends of the track shoe, which mesh with the driving wheel. There is an induction tooth in the middle, which is used to straighten the track and prevent the track from falling off when the tank turns or tilts. There are reinforced anti-skid ribs on the side in contact with the ground, which are referred to as patterns, to improve the firmness of the track shoe and the adhesion of the track to the ground. A driven sprocket 8 is also provided on the inner side of the moving track 7, and the driven sprocket 8 is arranged between the two second brackets 4.

[0017] Specifically, a foot brake 9 is provided on the side wall of the pump box 1, and the driving end of the foot brake 9 extends downward. The number of the foot brakes 9 is greater than 2 and is evenly arranged on the front and rear sides of the pump box 1. In order to provide highly reliable braking force, the braking system is composed of a ventilated disc brake on the front wheel and a lead drag drum brake on the rear wheel, which are equipped with an automatic adjuster. A brake booster is also added to reduce the force required for braking. At the same time, a mixing ratio valve is installed to improve the stability of braking. The mixing ratio valve is used to improve the braking effect under normal braking conditions.

[0018] Specifically, the pump box 1 is composed of an aluminum alloy frame and a protective plate, and reinforcing ribs are provided between each support rod of the aluminum alloy frame.

[0019] Specifically, a limiting plate 10 is provided on the pump box 1, and the limiting plate 10 fixes the delivery pump 2. The lower end of the limiting plate 10 is connected to the pump box 1 by fixing bolts.

[0020] Specifically, a fixing seat 11 is provided at the upper end of the pump box 1, a pillar 12 is provided on the fixing seat 11, a fixing clamp 13 is provided on the pillar 12, a pull tube 14 is clamped on the fixing clamp 13, and the fixing seat 11 and the pump box 1 are locked by fixing bolts to ensure that there is sufficient stability between the fixing seat 11 and the pump box 1.

[0021] Working principle: When the utility model is working, the pump box 1, the delivery pump 2, the first bracket 3, the second bracket 4, the rotating shaft 5, the driving sprocket 6, the mobile crawler 7, the driven sprocket 8 and the driving device 15 are used in combination. The structure is compact and the size is small. The driving motor and the reducer drive the driving device 15. The rotating shaft 5 drives the driving sprocket 8, and the driving sprocket 6 drives the mobile crawler 7, which facilitates the transfer of the entire device to the required position at various places, and the delivery pump 2 can be moved according to specific work tasks.

[0022] In the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] The standard parts used in the present invention can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. Machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A delivery pump for a concrete placing boom, characterized in that: It comprises a pump box (1), a delivery pump (2) is arranged on the pump box (1), a driving device (15) is arranged under the pump box (1), and the driving device is composed of a driving motor and a reducer; A first bracket (3) and a second bracket (4) are provided at the lower end of the pump box (1). The number of the first bracket (3) and the second bracket (4) are both two and they are respectively provided at the front and rear sides of the pump box (1). A rotating shaft (5) is provided on the first bracket (3). The rotating shaft (5) is connected to the driving device (15). Both ends of the rotating shaft (5) are provided with driving sprockets (6). A moving crawler (7) is sleeved on the driving sprocket (6), and a driven sprocket (8) is also provided on the inner side of the moving crawler (7). The driven sprocket (8) is arranged between the two second brackets (4).

2. The delivery pump of a concrete placing boom according to claim 1, characterized in that: A pedal brake (9) is provided on the side wall of the pump box (1), the driving end of the pedal brake (9) extends downward, and the number of the pedal brakes (9) is greater than 2 and is evenly arranged on the front and rear sides of the pump box (1).

3. The delivery pump of a concrete placing boom according to claim 1, characterized in that: The pump box (1) is composed of an aluminum alloy frame and a protective plate, and reinforcing ribs are provided between each support rod of the aluminum alloy frame.

4. The delivery pump of a concrete placing boom according to claim 1, characterized in that: The pump box (1) is provided with a limit plate (10), the limit plate (10) fixes the delivery pump (2), and the lower end of the limit plate (10) is connected to the pump box (1) via fixing bolts.

5. The delivery pump of a concrete placing boom according to claim 1, characterized in that: A fixing seat (11) is provided at the upper end of the pump box (1), a pillar (12) is provided on the fixing seat (11), a fixing clamp (13) is provided on the pillar (12), and a pulling tube (14) is clamped on the fixing clamp (13).

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