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CN-224232835-U - Battery mounting structure of electric wheelchair

CN224232835UCN 224232835 UCN224232835 UCN 224232835UCN-224232835-U

Abstract

The utility model relates to the technical field of medical equipment and discloses an electric wheelchair battery mounting structure, wherein the back of a battery body is provided with a clamping groove which is clamped on a fixed seat in a sliding way, the bottom of the clamping groove is provided with a positioning column, the fixed seat is provided with a positioning groove which is clamped by the positioning column in a sliding way, the side face of the positioning column is provided with a limiting piece in a telescopic way, the side edge of the positioning groove is provided with a limiting groove which is clamped by the limiting piece so as to prevent the positioning column from moving along the sliding direction of the clamping groove and the fixed seat. The locking mechanism and the unlocking mechanism can respectively complete quick locking and unlocking of the battery body, so that the disassembly and assembly efficiency and convenience of the battery body are improved.

Inventors

  • FANG TIAN
  • HU HAIYING
  • LIN JICAI
  • ZOU JIFENG

Assignees

  • 永康市加悦科技有限公司

Dates

Publication Date
20260512
Application Date
20250428

Claims (10)

  1. 1. The battery mounting structure of the electric wheelchair is characterized by comprising a battery body (1) and a fixing seat (3) arranged on the electric wheelchair body (2), wherein the back of the battery body (1) is provided with a clamping groove (4) which is clamped on the fixing seat (3) in a sliding way, the bottom of the clamping groove (4) is provided with a positioning column (5), the fixing seat (3) is provided with a positioning groove (6) for the sliding and clamping of the positioning column (5), the side face of the positioning column (5) is provided with a limiting piece (7) in a telescopic way, the side edge of the positioning groove (6) is provided with a limiting groove (8) for the clamping of the limiting piece (7) so as to prevent the positioning column (5) from moving along the sliding direction of the clamping groove (4) and the fixing seat (3), the positioning column (5) is provided with a locking piece (9) which is in a first limiting position and is in a second limiting position and is provided with a shrinking space, and the locking piece (9) is also provided with a locking mechanism which is used for keeping the first limiting position trend and responding to the second limiting position and is used for triggering the locking mechanism to move to the second limiting position.
  2. 2. The battery mounting structure of the electric wheelchair is characterized in that a locking piece (9) is slidably arranged in a positioning column (5), an avoidance groove (10) is formed in the outer side of the locking piece (9) and close to the tail end, when the locking piece (9) is contracted to a first limit position, the outer wall of the locking piece (9) is abutted against a limiting piece (7) to drive the limiting piece (7) to extend out, and when the locking piece (9) extends out to a second limit position, the avoidance groove (10) moves to the position where the limiting piece (7) is located to provide a contraction space for the limiting piece (7).
  3. 3. The battery mounting structure for an electric wheelchair according to claim 2, wherein the locking mechanism is a guide spring assembly connected to the locking member (9) to provide elastic tension to the locking member (9) for contraction.
  4. 4. The battery mounting structure of an electric wheelchair according to claim 3, wherein the guide spring assembly comprises a guide sleeve (12) arranged in the battery body (1), a guide rod (13) which is slidably arranged in the guide sleeve (12) and is connected to the tail end of the locking piece (9), and an elastic piece (14) arranged on the guide sleeve (12) so that the guide rod (13) has a retreating trend.
  5. 5. The battery mounting structure of an electric wheelchair according to claim 4, wherein the unlocking mechanism is a pressing piece (15) arranged at one end of the guide rod (13) far away from the locking piece (9), and the pressing piece (15) is exposed at one side of the battery body (1) far away from the clamping groove (4).
  6. 6. The battery mounting structure for an electric wheelchair according to claim 5, wherein the elastic member (14) is a compression spring sleeved on the guide sleeve (12), one end of the compression spring is pressed against one end of the guide sleeve (12) close to the locking member (9), and the other end is pressed against the pressing member (15).
  7. 7. The battery mounting structure of an electric wheelchair according to claim 5, wherein a through hole (16) for the compression member (15) to stretch and retract is formed in one side of the battery body (1) away from the clamping groove (4), and an anti-falling member (17) for preventing the compression member (15) from falling out of the through hole (16) is arranged on the outer side of the compression member (15).
  8. 8. The battery mounting structure of an electric wheelchair according to claim 1, wherein the limiting member (7) is spherical, and the shape of the limiting groove (8) is adapted to the spherical shape of the limiting member (7) protruding from the positioning column (5).
  9. 9. The battery mounting structure of an electric wheelchair according to any one of claims 1 to 8, wherein a plurality of clamping blocks (18) are arranged on two opposite side walls in the clamping groove (4) along the length direction of the clamping groove, two sides of the fixing seat (3) are respectively arranged on clamping strips (19) for sliding and clamping the two rows of clamping blocks (18), and grooves (20) for the clamping blocks (18) to enter the rear of the clamping strips (19) or separate from the clamping strips (19) are formed in the clamping strips (19).
  10. 10. The battery mounting structure of an electric wheelchair according to any one of claims 1 to 8, wherein the fixing base (3) is provided with an electricity taking port (21) electrically connected to the electric wheelchair body (2), the battery body (1) is provided with a power supply port (22), and when the clamping groove (4) is slidably clamped to the fixing base (3) and enables the positioning column (5) to be abutted to the positioning groove (6), the power supply port (22) is abutted to the electricity taking port (21) so that the battery body (1) is electrically connected to the electric wheelchair body (2).

Description

Battery mounting structure of electric wheelchair Technical Field The utility model relates to the technical field of medical equipment, in particular to a battery mounting structure of an electric wheelchair. Background The electric wheelchair is based on a common wheelchair, and is added with a motor, an electric control device, a battery and an electric steering device, so that a user can control the forward, backward and steering of the electric wheelchair through a rocker. Compared with the operation of the traditional manual push wheel, the manual push wheel is more labor-saving and convenient, and user experience is greatly improved. A similar electric wheelchair is disclosed in the patent publication CN 213607563U. The battery of the electric wheelchair is fixedly arranged on the electric wheelchair body, so that the wheelchair cannot be used continuously during charging, the cruising of the wheelchair is limited due to the limited battery capacity, and the fixed mounting structure can cause the replacement of the battery at the later stage to become troublesome, so that improvement is still needed. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides the battery mounting structure of the electric wheelchair, which can finish the quick replacement of the battery on the electric wheelchair, thereby improving the use efficiency and convenience of the electric wheelchair. In order to solve the technical problems, the utility model is solved by the following technical scheme: The utility model provides an electronic wheelchair battery mounting structure, including the battery body and set up the fixing base on the electronic wheelchair body, the joint groove in the fixing base of slip joint is offered at the back of battery body, the bottom of joint groove is provided with the reference column, the constant head tank that supplies the reference column to slide the joint has been offered on the fixing base, the side of reference column stretches out and draws back and is provided with the locating part that supplies the spacing groove of locating part joint in order to prevent the reference column to follow the slip direction activity of joint groove and fixing base, be provided with on the reference column and let the locating part keep stretching out the state at first extreme position and let the locating part have the locking piece in shrink space at second extreme position, still be provided with on the reference column and let the locking piece have the locking mechanism that keeps first extreme position trend and respond to outside trigger in order to make the locking part move to the release mechanism of second extreme position. By adopting the scheme, the clamping groove is matched with the sliding clamp between the fixed seat and the clamping between the limiting piece and the limiting groove, and the positions of the battery body can be limited in two vertical directions at the same time, so that the installation stability of the electromagnetic body is ensured. The locking mechanism and the unlocking mechanism can respectively complete quick locking and unlocking of the battery body, so that the disassembly and assembly efficiency and convenience of the battery body are improved. Like this, the removable design of battery body can realize the use in turn of battery to promote the continuation of journey of electronic wheelchair, and reduce the degree of difficulty of later maintenance. The locking piece is arranged in the positioning column in a sliding mode, an avoidance groove is formed in the outer side of the locking piece and close to the tail end, when the locking piece is contracted to a first limit position, the outer wall of the locking piece abuts against the limiting piece to drive the limiting piece to extend out, when the locking piece extends to a second limit position, the avoidance groove moves to the position where the limiting piece is located, and therefore a contraction space is provided for the limiting piece. By adopting the scheme, the locking piece is matched with the avoidance groove, so that the quick switching of the telescopic state of the limiting piece can be completed, and the operation efficiency and convenience are further improved. Preferably, the locking mechanism is a guide spring assembly coupled to the locking member to provide elastic tension to the locking member for retraction. Preferably, the guide spring assembly comprises a guide sleeve arranged in the battery body, a guide rod penetrating through the guide sleeve in a sliding manner and connected to the tail end of the locking piece, and an elastic piece arranged on the guide sleeve so that the guide rod has a retreating trend. By adopting the scheme, the locking mechanism can provide stable elastic tension with directivity for the locking piece, so that the movement of the locking piece is more accurate and efficient. Preferably, the unlocking mechanism is