Jaw crusher

Abstract

The utility model provides a jaw crusher and belongs to the technical field of crushers. The crusher solves the problem that a crusher in the prior art is insufficient in stability during use. The utility model comprises two fixed side plates which are horizontally and oppositely arranged, a fixed jaw plate base and a movable jaw plate base are fixedly arranged between the fixed side plates, a fixed jaw plate is fixedly arranged on the fixed jaw plate base, a jaw plate bracket is arranged at the bottom end of the fixed jaw plate base, the movable jaw plate base is of an internal hollow structure, and the movable jaw plate base is fixedly arranged on the fixed jaw plate base. A movable jaw plate is fixedly installed on the movable jaw base, a jaw shaft is fixed to the top end of the movable jaw base in a penetrating mode, two energy storage wheels are fixedly connected to the two ends of the jaw shaft respectively, a toggle plate is fixedly installed between the fixed side plates, a damping plate is fixedly connected to the bottom of the toggle plate, and a rib plate is welded to the bottom of the movable jaw base. And a damping device is fixed on the rib plate and is connected with the damping plate. The damping device has the advantages of being high in stability and good in damping capacity.

Description

Technical Field

[0001] The utility model belongs to the technical field of crushers and relates to a jaw crusher. Background Art

[0002] Jaw crusher is commonly known as jaw crusher, also known as tiger jaw. The crushing chamber is composed of two jaw plates, the moving jaw and the static jaw, which simulate the movement of the two jaws of animals to complete the material crushing operation. It is widely used in the crushing of various ores and bulk materials in the mining and smelting, building materials, highways, railways, water conservancy and chemical industries.

[0003] The Chinese patent with the announcement number CN205288509U discloses a jaw crusher, including a frame, a static jaw located in the frame, and a movable jaw swinging relative to the static jaw to squeeze materials, the static jaw includes a static jaw plate opposite to the movable jaw and a static jaw seat located on the other side of the static jaw plate relative to the movable jaw, the static jaw seat has a slide groove, the static jaw plate is driven by a transmission mechanism installed on the static jaw seat to reciprocate in the direction perpendicular to the swing plane of the movable jaw in the slide groove, the bottom of the static jaw seat corresponding to the slide groove is provided with a long hole along the sliding direction of the static jaw plate, the static jaw plate is connected with a connecting rod passing through the long hole, the transmission mechanism is a crank slider mechanism installed on the static jaw seat on the other side of the static jaw plate, and the slider of the crank slider mechanism is sleeved outside the connecting rod. The jaw crusher provided by the patent has the advantage of quickly cleaning blocked materials, but in actual use, due to the lack of a stabilizing device, it is easily affected by vibration, etc., thereby affecting work efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide a jaw crusher in view of the above problems existing in the prior art.

[0005] The purpose of the utility model can be achieved through the following technical solutions: a jaw crusher, including fixed side plates, the number of the fixed side plates is two and they are installed horizontally opposite to each other, a fixed jaw plate base and a movable jaw base are fixedly installed between the fixed side plates, a fixed jaw plate is fixedly installed on the fixed jaw plate base, a jaw plate bracket is arranged at the bottom end of the fixed jaw plate base, the movable jaw base is an internal hollow structure, a movable jaw plate is fixedly installed on the movable jaw base, a jaw shaft is fixedly arranged at the top end of the movable jaw base, and two energy storage wheels are fixedly connected to the two ends of the jaw shaft. A toggle plate is fixedly installed between the fixed side plates, a first toggle hinge is arranged on the inner side of the toggle plate, a first bolting rod is passed and fixed between the first toggle hinges, the toggle plate is located at the rear side of the movable jaw base, second toggle hinges are fixedly connected to both sides of the movable jaw base, a second bolting rod is passed and fixed between the second toggle hinges, a connecting plate is fixedly connected between the first bolting rod and the second bolting rod, a shock absorbing plate is fixedly connected to the bottom of the toggle plate, a rib plate is welded to the bottom of the movable jaw base, a shock absorbing device is fixed on the rib plate and the shock absorbing device is connected to the shock absorbing plate.

[0006] In the above-mentioned jaw crusher, a motor base is fixed to the rear side of the fixed side plate by bolts, and a motor is installed on the motor base.

[0007] In the above-mentioned jaw crusher, the motor comprises a motor shaft, a motor wheel is fixed on the motor shaft, a plurality of transmission belts are wound around the motor wheel, and the transmission belts are connected to the energy storage wheel.

[0008] In the above-mentioned jaw crusher, a stabilizing foot is formed at the bottom of the fixed side plate, and a plurality of reinforcing plates are arranged between the stabilizing foot and the fixed side plate.

[0009] In the above-mentioned jaw crusher, two placing platforms are formed on both sides of the top of the fixed side plate, and two bearing seats are fixed on the placing platforms, and the bearing seats are connected to both sides of the jaw shaft.

[0010] Compared with the prior art, the jaw crusher provided by the utility model has the following beneficial effects: 1. The hollow structure design of the movable jaw base increases the ability of the movable jaw base to alleviate vibration; 2. By arranging a shock absorbing device between the movable jaw base and the toggle plate, the vibration impact of the utility model during operation is effectively reduced; 3. Stabilizing feet and a number of reinforcing plates are arranged at the bottom of the fixed side plate, which effectively improves the stability of the utility model, so that the utility model can be stably placed in various scenes and work stably. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0012] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0013] Figure 3 It is a schematic diagram of the structure of the utility model when viewed from above.

[0014] In the figure: 1. fixed side plate; 11. stabilizing foot; 12. reinforcing plate; 13. placing table; 14. bearing seat; 2. fixed jaw plate base; 21. fixed jaw plate; 22. jaw plate bracket; 3. movable jaw base; 31. movable jaw plate; 32. jaw shaft; 33. rib plate; 4. energy storage wheel; 5. toggle plate; 51. first toggle hinge; 52. first bolting rod; 53. second toggle hinge; 54. second bolting rod; 55. connecting plate; 56. shock absorbing plate; 6. shock absorbing device; 7. motor base; 8. motor; 81. motor shaft; 82. electric wheel; 9. transmission belt. DETAILED DESCRIPTION

[0015] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0016] like Figures 1 to 3 As shown, this embodiment includes a fixed side plate 1, a fixed jaw plate base 2 and a movable jaw base 3. The number of fixed side plates 1 is two and they are installed horizontally opposite to each other. A fixed jaw plate 21 is fixedly installed on the fixed jaw plate base 2. A jaw plate bracket 22 is arranged at the bottom end of the fixed jaw plate base 2. The movable jaw base 3 is an internal hollow structure. The hollow structure effectively plays a role in smoothly transmitting the vibration force. A movable jaw plate 31 is fixedly installed on the movable jaw base 3. A jaw shaft 32 is fixedly provided on the top of the movable jaw base 3. Two energy storage wheels 4 are fixedly connected at both ends of the jaw shaft 32. A motor base 7 is fixedly provided on the rear side of the fixed side plate 1 by bolts. A motor 8 is installed on the motor base 7. The motor 8 includes a motor shaft 81. An electric wheel 82 is fixed on the motor shaft 81. A plurality of transmission belts 9 are wound around the electric wheel 82. The transmission belt 9 is connected to the energy storage wheel 4, and the energy storage wheel 4 is driven by the operation of the transmission belt 9.

[0017] like Figures 1 to 3As shown, a toggle plate 5 is fixedly installed between the fixed side plates 1, a first toggle hinge 51 is arranged on the inner side of the toggle plate 5, a first bolting rod 52 is passed and fixed between the first toggle hinges 51, the toggle plate 5 is located at the rear side of the movable jaw base 3, second toggle hinges 53 are fixedly connected on both sides of the movable jaw base 3, a second bolting rod 54 is passed and fixed between the second toggle hinges 53, a connecting plate 55 is fixedly connected between the first bolting rod 52 and the second bolting rod 54, the movable jaw base 3 and the toggle plate 5 are fixedly connected by the first bolting rod 52, the second bolting rod 54 and the connecting plate 55, a shock absorbing plate 56 is fixedly connected to the bottom of the toggle plate 5, a rib plate 33 is welded to the bottom of the movable jaw base 3, a shock absorbing device 6 is fixed on the rib plate 33 and the shock absorbing device 6 is connected to the shock absorbing plate 56, and the shock absorbing device 6 effectively reduces the influence of vibration on the movable jaw base 3 during operation.

[0018] To elaborate further, Figure 1 to Figure 2 As shown, two placement platforms 13 are formed on both sides of the top of the fixed side plate 1, and two bearing seats 14 are fixed on the placement platforms 13. The bearing seats 14 are connected to both sides of the jaw shaft 32. The bearing seats 14 effectively stabilize the jaw shaft 32 so that the jaw shaft 32 does not deviate from its running direction.

[0019] To elaborate further, Figures 1 to 3 As shown, a stabilizing foot 11 is formed at the bottom of the fixed side panel 1, and a plurality of reinforcing plates 12 are arranged between the stabilizing foot 11 and the fixed side panel 1. The stabilizing foot 11 enables the present embodiment to adapt to various working scenarios and effectively improves stability.

[0020] The working principle of the utility model is as follows: the motor 8 drives the motor shaft 81 and the electric wheel 82 to operate, the electric wheel 82 drives the transmission belt, the transmission belt 9 drives the energy storage wheel 4 to rotate, the jaw shaft 32 operates to control the movement of the movable jaw base 3, the movable jaw plate 31 on the movable jaw base 3 cooperates with the fixed jaw plate 21 on the fixed jaw base 2 to crush the placed materials, the toggle plate 5 is connected to the movable jaw base 3 through the first bolting rod 52, the second bolting rod 54 and the connecting plate 55, and the shock absorbing device 6 is connected to the rib 33 of the movable jaw base 3, which can effectively reduce the impact of vibration during use.

[0021] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0022] Although various terms are used more frequently in this article, the possibility of using other terms is not excluded. These terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A jaw crusher, comprising two fixed side plates (1), wherein the number of the fixed side plates (1) is two and the fixed side plates (1) are installed horizontally opposite to each other, a fixed jaw plate base (2) and a movable jaw base (3) are fixedly installed between the fixed side plates (1), and a fixed jaw plate (21) is fixedly installed on the fixed jaw plate base (2), characterized in that: A jaw plate bracket (22) is provided at the bottom end of the fixed jaw plate base (2); the movable jaw base (3) is an internal hollow structure; a movable jaw plate (31) is fixedly mounted on the movable jaw base (3); a jaw shaft (32) is fixedly mounted on the top end of the movable jaw base (3); two energy storage wheels (4) are fixedly connected to the two ends of the jaw shaft (32); a toggle plate (5) is fixedly mounted between the fixed side plates (1); a first toggle hinge (51) is provided on the inner side of the toggle plate (5); a first tightening rod (52) is fixedly mounted between the first toggle hinges (51); the toggle plate (5) is located at the rear side of the movable jaw base (3); and the movable jaw base (3) is provided with a plurality of movable jaw plates. The seat (3) is fixedly connected with a second elbow hinge (53) on both sides, a second bolting rod (54) is fixedly arranged between the second elbow hinge (53), a connecting plate (55) is fixedly connected between the first bolting rod (52) and the second bolting rod (54), a shock absorbing plate (56) is fixedly connected to the bottom of the elbow plate (5), a rib plate (33) is welded to the bottom of the movable jaw base (3), a shock absorbing device (6) is fixed on the rib plate (33) and the shock absorbing device (6) is connected to the shock absorbing plate (56), a stabilizing foot (11) is formed at the bottom of the fixed side plate (1), and a plurality of reinforcing plates (12) are arranged between the stabilizing foot (11) and the fixed side plate (1).

2. A jaw crusher according to claim 1, characterized in that: A motor base (7) is fixed to the rear side of the fixed side plate (1) by means of bolts, and a motor (8) is mounted on the motor base (7).

3. A jaw crusher according to claim 2, characterized in that: The motor (8) comprises a motor shaft (81), an electric wheel (82) is fixed on the motor shaft (81), a plurality of transmission belts (9) are wound around the electric wheel (82), and the transmission belts (9) are connected to the energy storage wheel (4).

4. A jaw crusher according to claim 1, characterized in that: Two placement platforms (13) are formed on both sides of the top end of the fixed side plate (1), and two bearing seats (14) are fixed on the placement platforms (13), and the bearing seats (14) are connected to both sides of the jaw shaft (32).

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