A linear compressor comprising: a cylinder that defines a compression space (P) configured to receive refrigerant; a piston that is located in the cylinder and that is configured to move in an axial direction of the cylinder and to compress refrigerant in the cylinder ; a discharge cover that defines a discharge space configured to receive refrigerant discharged from the compression space (P); a frame configured to accommodate the cylinder and coupled to the discharge cover at a front side of the frame ; characterised in that the linear compressor further comprises: a plurality of blocking members that are located between the discharge cover and at least one of the frame or the cylinder , and a sealing member located between the frame and the discharge cover ; wherein the plurality of blocking members are configured to restrict heat transfer to at least one of the frame or the cylinder from refrigerant discharged from the compression space (P), wherein each blocking member has a plate shape that covers an end of the frame or an end of the cylinder , wherein the plurality of blocking members comprises: a first blocking member arranged inside of the sealing member in a radial direction of the sealing member , and a second blocking member arranged outside of the sealing member in the radial direction of the sealing member. a cylinder that defines a compression space (P) configured to receive refrigerant; a piston that is located in the cylinder and that is configured to move in an axial direction of the cylinder and to compress refrigerant in the cylinder ; a discharge cover that defines a discharge space configured to receive refrigerant discharged from the compression space (P); a frame configured to accommodate the cylinder and coupled to the discharge cover at a front side of the frame ; characterised in that the linear compressor further comprises: a plurality of blocking members that are located between the discharge cover and at least one of the frame or the cylinder , and a sealing member located between the frame and the discharge cover ; wherein the plurality of blocking members are configured to restrict heat transfer to at least one of the frame or the cylinder from refrigerant discharged from the compression space (P), wherein each blocking member has a plate shape that covers an end of the frame or an end of the cylinder , wherein the plurality of blocking members comprises: a first blocking member arranged inside of the sealing member in a radial direction of the sealing member , and a second blocking member arranged outside of the sealing member in the radial direction of the sealing member. a plurality of blocking members that are located between the discharge cover and at least one of the frame or the cylinder , and a sealing member located between the frame and the discharge cover ; wherein the plurality of blocking members are configured to restrict heat transfer to at least one of the frame or the cylinder from refrigerant discharged from the compression space (P), wherein each blocking member has a plate shape that covers an end of the frame or an end of the cylinder , wherein the plurality of blocking members comprises: a first blocking member arranged inside of the sealing member in a radial direction of the sealing member , and a second blocking member arranged outside of the sealing member in the radial direction of the sealing member. a first blocking member arranged inside of the sealing member in a radial direction of the sealing member , and a second blocking member arranged outside of the sealing member in the radial direction of the sealing member. <EOS>