CN214942526U

CN214942526U - Swing arm for pump truck

Info

Publication number: CN214942526U
Application number: CN202121602742.3U
Authority: CN
Inventors: 陈庆年
Original assignee: Nanjing Steway Mechanical Engineering Co ltd
Current assignee: Nanjing Steway Mechanical Engineering Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-11-30
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a swing arm for a pump truck, which belongs to the field of swing arms and comprises a fixed bottom case, wherein two transverse plates are fixedly arranged at the upper end of the fixed bottom case, a first hydraulic pump is fixedly arranged in the inner cavity of the fixed bottom case, a first rotating shaft is fixedly arranged between the two transverse plates and is rotatably connected with a rotating rod, the output end of the first hydraulic pump is connected with the rotating rod through a flexible neck pipe, one end of the rotating rod, which is far away from the first rotating shaft, is provided with a hanging hole, the lower end of the rotating rod is fixedly provided with a supporting block, the supporting block is fixedly provided with a second rotating shaft, the second rotating shaft is rotatably connected with a supporting rod, the inner wall of the fixed bottom case is fixedly provided with a second hydraulic pump which is convenient for extending the extending rod so as to adjust the included angle between the supporting rod and the rotating rod, thereby being convenient for supporting the rotating rod, thereby being convenient for the stable adjustment direction of the rotating rod and being convenient for adjusting the direction of a concrete pipeline, thereby being convenient for conveying the concrete in the pump truck.

Description

Swing arm for pump truck

Technical Field

The utility model relates to a swing arm field, more specifically say, relate to a swing arm for pump truck.

Background

Concrete pump trucks are machines that utilize pressure to continuously transport concrete along a pipeline. Consists of a pump body and a delivery pipe. The structure is divided into a piston type, an extrusion type and a water pressure diaphragm type.

The concrete pipeline that the pump truck generally all can use the swing arm to lift or adjust the direction in the pump truck when using, but the bracing piece adjustment of being not convenient for and the contained angle between the swing arm to can lead to the atress of swing arm not enough and drop, and be not convenient for carry the concrete in the pump truck.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a swing arm for pump truck, it is convenient for extend the extension rod to the contained angle between adjustment bracing piece and the dwang, thereby be convenient for support the dwang, consequently be convenient for the stable adjustment direction of dwang, thereby be convenient for adjust concrete pipe's direction, and then be convenient for carry the concrete among the pump truck.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A swing arm for a pump truck comprises a fixed bottom box, wherein two transverse plates are fixedly mounted at the upper end of the fixed bottom box, a first hydraulic pump is fixedly mounted in an inner cavity of the fixed bottom box, a first rotating shaft is fixedly mounted between the two transverse plates, the first rotating shaft is rotatably connected with a rotating rod, the output end of the first hydraulic pump is connected with the rotating rod through a snake neck pipe, a hanging hole is formed in one end, away from the first rotating shaft, of the rotating rod, a supporting block is fixedly mounted at the lower end of the rotating rod, a second rotating shaft is fixedly mounted on the supporting block, a supporting rod is rotatably connected with the second rotating shaft, a second hydraulic pump is fixedly mounted on the inner wall of the fixed bottom box, an extension rod is fixedly mounted on the side wall of the fixed bottom box, the second hydraulic pump is fixedly connected with the extension rod through the snake neck pipe, and a universal wheel is fixedly mounted at one end, away from the fixed bottom box, of the extension rod, the upper end fixed mounting of extension rod has the third hydraulic pump, the lower extreme fixed mounting of bracing piece is in the upper end of extension rod, the output of third hydraulic pump passes through snake neck pipe fixed connection bracing piece.

Further, bracing piece and extension rod all are provided with a section of thick bamboo and a slide bar, the slide bar sets up in a section of thick bamboo, just the slide bar is sealed with the junction of a section of thick bamboo, be provided with big slide bar, well slide bar and little slide bar of dwang, little slide bar slides in the inner chamber of well slide bar, well slide bar slides at the inner chamber of big slide bar, and dwang, bracing piece and extension rod of being convenient for extend respectively to drive the bracing piece when being convenient for the extension rod extension, thereby adjust the contained angle between bracing piece and the dwang, the dwang of being convenient for simultaneously extends and drives the concrete pipeline and remove.

Furthermore, the lowermost end of the universal wheel and the lowermost end of the second hydraulic pump are positioned on the same horizontal plane, so that the universal wheel can support the extension rod conveniently.

Furthermore, the third hydraulic pump is arranged on the barrel, the lower end of the supporting rod is arranged on the side wall of the sliding rod, the third hydraulic pump is convenient for the sliding rod in the supporting rod to slide up and down, and meanwhile, the sliding rod of the extension rod is convenient for driving the supporting rod to adjust the direction.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the utility model discloses be convenient for extend the extension rod to contained angle between adjustment bracing piece and the dwang, thereby be convenient for support the dwang, the stable adjustment direction of dwang of consequently being convenient for, thereby be convenient for adjust concrete pipe's direction, and then be convenient for carry the concrete among the pump truck.

Drawings

Fig. 1 is a structural sectional view of the present invention.

The reference numbers in the figures illustrate:

1. fixing the bottom box; 2. a transverse plate; 3. a first hydraulic pump; 4. a first rotating shaft; 5. rotating the rod; 6. hanging holes; 7. a support block; 8. a second rotating shaft; 9. a support bar; 10. a second hydraulic pump; 11. an extension pole; 12. a third hydraulic pump; 13. a universal wheel.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1, a swing arm for a pump truck comprises a fixed bottom case 1, two transverse plates 2 are fixedly installed at the upper end of the fixed bottom case 1, a first hydraulic pump 3 is fixedly installed in an inner cavity of the fixed bottom case 1, a first rotating shaft 4 is fixedly installed between the two transverse plates 2, the first rotating shaft 4 is rotatably connected with a rotating rod 5, an output end of the first hydraulic pump 3 is connected with the rotating rod 5 through a serpentine neck pipe, a hanging hole 6 is formed at one end, away from the first rotating shaft 4, of the rotating rod 5, a supporting block 7 is fixedly installed at the lower end of the rotating rod 5, a second rotating shaft 8 is fixedly installed on the supporting block 7, a supporting rod 9 is rotatably connected with the second rotating shaft 8, a second hydraulic pump 10 is fixedly installed on the inner wall of the fixed bottom case 1, an extension rod 11 is fixedly installed on the side wall of the fixed bottom case 1, the second hydraulic pump 10 is fixedly connected with the extension rod 11 through the serpentine neck pipe, and a universal wheel 13 is fixedly installed at one end, away from the extension rod 11, away from the fixed bottom case 1, the upper end fixed mounting of extension rod 11 has third hydraulic pump 12, and the lower extreme fixed mounting of bracing piece 9 is in the upper end of extension rod 11, and the output of third hydraulic pump 12 passes through snake neck pipe fixed connection bracing piece 9.

Bracing piece 9 and extension rod 11 all are provided with a section of thick bamboo and a slide bar, the slide bar sets up in a section of thick bamboo, and the slide bar is sealed with the junction of a section of thick bamboo, dwang 5 be provided with big slide bar, well slide bar and little slide bar, little slide bar slides in the inner chamber of well slide bar, well slide bar slides in the inner chamber of big slide bar, be convenient for dwang 5, bracing piece 9 and extension rod 11 extend respectively, thereby drive bracing piece 9 when being convenient for extension rod 11 extends, thereby adjust the contained angle between bracing piece 9 and the dwang 5, be convenient for dwang 5 to extend simultaneously and drive the concrete duct and remove.

The lowermost end of the universal wheel 13 and the lowermost end of the second hydraulic pump 10 are in the same horizontal plane, so that the universal wheel 13 can support the extension rod 11 conveniently.

The third hydraulic pump 12 is arranged on the barrel, the lower end of the support rod 9 is arranged on the side wall of the slide rod, the third hydraulic pump 12 is convenient for the slide rod in the support rod 9 to slide up and down, and meanwhile, the slide rod of the extension rod 11 is convenient for driving the support rod 9 to adjust the direction.

During the use, by the technical staff in the field with fixed bottom case 1 installation and pump truck on, later with pipe connection to the lateral wall of dwang 5 and fixed through hanging hole 6, later through well slide bar and the extension of little slide bar in first hydraulic pump 3 promotion dwang 5, then through starting second hydraulic pump 10, thereby make the slide bar extension of extension rod 11, thereby drive bracing piece 9 and remove, and then be convenient for adjust the contained angle between bracing piece 9 and the dwang 5, thereby be convenient for support dwang 5, the accessible starts third hydraulic pump 12 simultaneously, thereby make the slide bar of bracing piece 9 slide from top to bottom, thereby be convenient for support dwang 5, prevent that dwang 5 slopes or unstability.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims

1. The utility model provides a swing arm for pump truck, includes fixed under casing (1), its characterized in that: the upper end fixed mounting of fixed bottom case (1) has two diaphragms (2), the inner chamber fixed mounting of fixed bottom case (1) has first hydraulic pump (3), two fixed mounting has first pivot (4) between diaphragm (2), first pivot (4) rotate and are connected with dwang (5), the output of first hydraulic pump (3) passes through snake neck union coupling dwang (5), the one end that dwang (5) kept away from first pivot (4) has seted up hanging hole (6), the lower extreme fixed mounting of dwang (5) has supporting shoe (7), supporting shoe (7) fixed mounting has second pivot (8), second pivot (8) rotate and are connected with bracing piece (9), the inner wall fixed mounting of fixed bottom case (1) has second hydraulic pump (10), the lateral wall fixed mounting of fixed bottom case (1) has extension rod (11), second hydraulic pump (10) are through snake neck pipe fixed connection extension rod (11), the one end fixed mounting that fixed under casing (1) was kept away from in extension rod (11) has universal wheel (13), the upper end fixed mounting of extension rod (11) has third hydraulic pump (12), the lower extreme fixed mounting of bracing piece (9) is in the upper end of extension rod (11), snake neck pipe fixed connection bracing piece (9) is passed through to the output of third hydraulic pump (12).

2. The swing arm for pump trucks according to claim 1, characterized in that: bracing piece (9) and extension rod (11) all are provided with a section of thick bamboo and a slide bar, the slide bar sets up in a section of thick bamboo, just the slide bar is sealed with the junction of a section of thick bamboo, what be provided with of dwang (5) is big slide bar, well slide bar and little slide bar, little slide bar slides in the inner chamber of well slide bar, well slide bar slides in the inner chamber of big slide bar.

3. The swing arm for pump trucks according to claim 1, characterized in that: the lowest end of the universal wheel (13) and the lowest end of the second hydraulic pump (10) are positioned on the same horizontal plane.

4. The swing arm for pump trucks according to claim 2, characterized in that: the third hydraulic pump (12) is arranged on the barrel, and the lower end of the support rod (9) is arranged on the side wall of the slide rod.