Jack with safety handle
By installing an insulated heat shrink tube on the outside of the jack handle, the electric shock accident caused by leakage of battery packs in new energy vehicles is solved, and the safety protection of operators is achieved.
Patent Information
- Application Number
- CN202421729374.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-19
- Publication Date
- 2025-06-27
- Estimated Expiration
- 2034-07-19
AI Technical Summary
In the case of leakage of battery packs in new energy vehicles, when using ordinary jacks for maintenance, the jack may be charged, causing leakage of battery packs to enter the human body through the jack handle, causing electric shock accidents.
Design a jack with a safety handle, which completely wraps the handle by slewing insulated heat shrink tubes on the outside of the handle to prevent current conduction.
Effectively protect the operator from electric shock accidents when operating the jack handle to ensure safe operation.
Smart Images
Figure CN223032978U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a jack with a safety handle, belonging to the technical field of jacks. Background Art
[0002] The market share of new energy vehicles is getting higher and higher. If there is a leakage in the battery pack of a new energy vehicle, during the maintenance process using an existing ordinary jack, the jack may be electrified. When operating the jack, the leakage of the battery pack is conducted into the human body through the handle of the jack, resulting in an electric shock accident. Content of the Utility Model
[0003] In order to solve the above problems, the utility model provides a jack with a safety handle, which sheathes an insulating heat shrinkable tube outside the handle to completely wrap the handle, so as to protect the operator from electric shock accidents when operating the handle of the jack.
[0004] The technical solution adopted by the utility model is as follows:
[0005] A jack with a safety handle includes a jack body. The jack body includes side plates on both sides, as well as an oil pump component, a lifting arm component, a tray and a handle arranged on the side plates. The rear part of the lifting arm component is pivotally connected between the two side plates through a lifting arm shaft, and the tray is installed at the front part of the lifting arm component; the handle is arranged at the rear part of the side plate through a push button and is connected to the oil control part of the oil pump component. It is characterized in that: the handle includes an upper section handle and a lower section handle. The lower section handle is arranged at the rear part of the side plate through a push button, and the lower end of the upper section handle is connected to the upper end of the lower section handle; an upper section insulating heat shrinkable tube is sheathed outside the upper section handle, and a lower section insulating heat shrinkable tube is sheathed outside the lower section handle.
[0006] Further, the lower end of the upper section handle is inserted into the upper end opening of the lower section handle;
[0007] The cross sections of both the upper section handle and the lower section handle are circular structures. The lower part of the upper section handle has an insertion section with an outer diameter matching the inner diameter of the lower section handle; a first through hole is opened on the insertion section, and a second through hole is opened on the lower section handle corresponding to the position of the first through hole;
[0008] A spring lock is arranged inside the insertion section. The spring lock includes a pressing part and a spring. The pressing part is located inside the second through hole and the first through hole, and one end of the spring is fixedly arranged at one end of the pressing part close to the first through hole, and the other end of the spring abuts against the inner side wall of the insertion section.
[0009] Further, the spring has a raised part with a stopping function.
[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:
[0011] 1. The outer surfaces of the upper and lower handle sections of the safety handle for the jack of the present utility model are completely wrapped by insulating heat shrinkable tubes, which can protect the operator from electric shock accidents when operating the jack handle.
[0012] 2. The insulating heat shrinkable tube of the present utility model is relatively soft, and the operator has a good hand feeling.
[0013] 3. The surface of the insulating heat shrinkable tube of the present utility model can be made into an anti-slip process, and the operator has good controllability.
[0014] 4. The present utility model is provided with a spring lock head. By pressing the pressing part inward, the separation of the upper and lower handle sections can be realized. Description of the Drawings
[0015] Figure 1 is a schematic diagram of the overall structure of the present utility model.
[0016] Figure 2 is a top view of the present utility model. Detailed Embodiment
[0017] The following details the specific embodiments of the embodiments of the present utility model with reference to the drawings. It should be understood that the specific embodiments described herein are only for explaining and illustrating the embodiments of the present utility model, and are not used to limit the embodiments of the present utility model.
[0018] It should be noted that, without conflict, the embodiments in the present utility model and the features in the embodiments can be combined with each other.
[0019] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for facilitating the description of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.
[0020] In addition, the terms "first" and "second" are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present utility model, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically defined.
[0021] In the present utility model, unless otherwise clearly defined and limited, terms such as "mounted", "connected", "connected to", "fixed" and the like should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection, an electrical connection or communicable with each other; it may be directly connected, or indirectly connected through an intermediate medium, and it may be the communication inside two elements or the interaction relationship between two elements, unless otherwise clearly limited. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.
[0022] In the present utility model, unless otherwise clearly defined and limited, the first feature being "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may be that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "beneath" and "underneath" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.
[0023] In the description of this specification, the descriptions with reference to terms such as "an embodiment", "some embodiments", "example", "specific example", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.
[0024] The present utility model will be described in detail below with reference to the accompanying drawings and in conjunction with exemplary embodiments.
[0025] Reference Figure 1 and Figure 2, A jack with a safety handle according to the present utility model includes a jack body 1. The jack body 1 includes side plates on both sides, as well as an oil pump component, a lifting arm component, a tray, and a handle provided on the side plates. The rear part of the lifting arm component is pivotally connected between the two side plates through a lifting arm shaft, and the tray is installed at the front part of the lifting arm component; the handle is arranged at the rear part of the side plate through a press button 2 and is connected to the oil control part of the oil pump component. The handle includes an upper section handle 31 and a lower section handle 32. The lower section handle 32 is arranged at the rear part of the side plate through the press button 2, and the lower end of the upper section handle 31 is connected to the upper end of the lower section handle 32; an upper section insulating heat shrinkable tube 41 is sleeved outside the upper section handle 31, and a lower section insulating heat shrinkable tube 42 is sleeved outside the lower section handle 32.
[0026] In an embodiment, the lower end of the upper section handle 31 is inserted into the opening at the upper end of the lower section handle 32;
[0027] The cross-sections of both the upper section handle 31 and the lower section handle 32 are circular structures. The lower part of the upper section handle 31 has an insertion section with an outer diameter matching the inner diameter of the lower section handle; a first through hole is provided on the insertion section, and a second through hole is provided on the lower section handle 32 corresponding to the position of the first through hole;
[0028] A spring lock 5 is arranged inside the insertion section. The spring lock includes a pressing part and a spring. The pressing part is located inside the second through hole and the first through hole, and one end of the spring is fixedly arranged at the end of the pressing part close to the first through hole, and the other end of the spring abuts against the inner side wall of the insertion section.
[0029] In an embodiment, the spring has a raised part with a stop function.
[0030] The outer surfaces of the upper and lower section handles of the safety handle for the jack of the present utility model are completely wrapped by insulating heat shrinkable tubes, which can protect the operator from electric shock accidents when operating the jack handle.
[0031] The present utility model is provided with a spring lock. By pressing the pressing part inward, the separation of the upper and lower section handles can be realized.
[0032] Although the embodiments of the present utility model have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present utility model. Those of ordinary skill in the art can make changes, modifications, substitutions, and variations to the above embodiments within the scope of the present utility model.
Claims
1. A jack with a safety handle, comprising a jack body, the jack body comprising side panels on both sides and an oil pump component, a lifting arm component, a tray and a handle arranged on the side panels, the rear portion of the lifting arm component is pivotally connected between the two side panels through a lifting arm shaft, and the front portion of the lifting arm component is equipped with the tray; the handle is arranged at the rear portion of the side panel by pressing the hand, and is connected to the oil control portion of the oil pump component, characterized in that: The handle includes an upper handle and a lower handle, wherein the lower handle is arranged at the rear of the side panel through a snap and the lower end of the upper handle is connected to the upper end of the lower handle; the outer portion of the upper handle is provided with an upper insulating heat shrink tube, and the outer portion of the lower handle is provided with a lower insulating heat shrink tube.
2. A jack with a safety handle as claimed in claim 1, characterized in that: The lower end of the upper handle is inserted into the upper end opening of the lower handle; The cross sections of the upper handle and the lower handle are both circular structures, and the lower part of the upper handle has an insertion section whose outer diameter matches the inner diameter of the lower handle; a first through hole is formed on the insertion section, and a second through hole is formed on the lower handle at the position corresponding to the first through hole; A spring lock is arranged in the insertion section, and the spring lock includes a pressing portion and a spring. The pressing portion is located inside the second through hole and the first through hole, and one end of the spring is fixed to one end of the pressing portion close to the first through hole, and the other end of the spring abuts against the inner wall of the insertion section.
3. A jack with a safety handle as claimed in claim 2, characterized in that: The spring has a stop-acting projection.