Horizontal hydraulic jack

Abstract

The invention claims a horizontal hydraulic jack, which belongs to the technical field of hydraulic lifting tools. The horizontal hydraulic jack comprises a pair of wall boards, wherein each wall board is provided with a front roller and a rear roller; an oil cylinder seat with an oil pump and an oil return valve, the oil cylinder is fixed between the pair of wall boards; an oil cylinder configured on the oil cylinder seat; a lifting arm on which a jacking disk seat is installed, wherein a jacking disk is installed on the jacking disk seat; a pair of pull rods, wherein one end of one pull rod is connected with one wall board and the other end of the pull rod is connected with one side of the jacking disk, and one end of the other pull rod is connected with the other wall board and the other end of the other pull rod is connected with the other side of the jacking disk; a traction frame connected with a base of the lifting arm as well as connected with an oil cylinder column of the oil cylinder; and an oil pump motor operating mechanism which comprises a rod sleeve seat pivot, a rod sleeve seat, a handle rod and a treading frame, wherein a rod sleeve is extended on the rod sleeve seat, the handle rod is in plugging fit with the rod sleeve, and a pump core push element is installed at the lower part of the treading frame. The horizontal hydraulic jack of the invention can be operated manually and by a treading action, and is beneficial for disassembly and assembly and convenient for maintenance.

Description

technical field [0001] The invention belongs to the technical field of hydraulic lifting tools, and in particular relates to a horizontal hydraulic jack. Background technique [0002] The function of the horizontal hydraulic jack is well known in the industry, and can be found in a large number of published Chinese patent documents, such as the "electrohydraulic horizontal jack" recommended by CN2445994Y, and the "a kind of electric hydraulic jack" provided by CN201756434U. Horizontal hydraulic jack for lock safety device", CN201737648U introduced "a fast low-position wheeled hydraulic jack with integral wall panel" and CN201520617U disclosed "hydraulic jack that can display load and overload warning" (application filed by the applicant ),etc. [0003] Not limited to the above-mentioned horizontal hydraulic jacks, although each has corresponding technical effects, there are the following disadvantages: one is that the function is monotonous and the selectivity is lacking. ...

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